CN104307638B - Efficient DEP electrode structure, plate electrode formed therefrom and electrode array - Google Patents
Efficient DEP electrode structure, plate electrode formed therefrom and electrode array Download PDFInfo
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- CN104307638B CN104307638B CN201410408539.0A CN201410408539A CN104307638B CN 104307638 B CN104307638 B CN 104307638B CN 201410408539 A CN201410408539 A CN 201410408539A CN 104307638 B CN104307638 B CN 104307638B
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Abstract
The invention provides an efficient DEP electrode structure, a plate electrode formed therefrom and an electrode array. The electrode structure comprises an anode and a cathode. A first anode surface and a first cathode surface are disposed in opposite. The first anode surface comprises at least one anode protruding part. The zone, which is close to the first anode surface, at the two sides of the anode protruding part is an anode separating zone. The first cathode surface comprises at least one cathode protruding part. The zone, which is close to the first cathode surface, at the two sides of the cathode protruding part is a cathode separating zone. The anode protruding part penetrates into the opposite cathode separating zone and is not in contact with the cathode. The cathode protruding part penetrates into the opposite anode separating zone and is not in contact with the anode. The length L3 of the part where the anode protruding part and the cathode protruding part overlap meets a formula that is 0<L3<=2*L4, wherein the L4 is the larger one in L1 and L2. By setting the structures of the anode and the cathode, the electrophoretic force applied on particles in an electric field is enhanced, and respirable particles can be effectively filtered.
Description
Technical field
The invention belongs to material purification, separation technology field, it is related to one kind being capable of purification separation gas, solid or liquid
Device, and in particular to a kind of efficient DEP electrode structures and its formed battery lead plate and electrod-array.
Background technology
With the development of social economy, the consumption of one side fossil energy and its pollutant discharge amount are constantly raised, another
Aspect, in order to more comfortably and healthily live, people are to clean environment degree requirement more and more higher.In order to tackle the ring that high pollution brings
Border problem, country to the Pollutant emission concentration in empty gas and water and soil to proposing more stringent requirement.In order to realize
The discharge of lower concentration, enterprise needs the more preferable cleaner of performance.At present, for the dust granules in air, cleaner
There are many kinds, including mechanical dust collector, electric cleaner, wet scrubber and filtration dust catcher.But above deduster is main
It is that dust larger in air is processed, to small particulate matter, particularly inhalable particulate matter, existing dedusting sets
Standby dust removing effects are not good, are that the healthy and safe of the public has buried hidden danger using such cleaner.
The content of the invention
In order to overcome defect present in above-mentioned prior art, it is an object of the invention to provide a kind of efficient DEP electrodes knot
Structure and its battery lead plate and electrod-array that are formed, can separate to particulate matter, in dust removal field, can be special to particulate matter
It is not that inhalable particulate matter is effectively filtered out.
In order to realize above-mentioned purpose of the invention, the invention provides a kind of efficient DEP electrode structures, it include anode and
Negative electrode, the anode has back to the first anode face and second plate face for setting, and the negative electrode has back to first for setting
Cathode plane and the second cathode plane, the first anode face are oppositely arranged with the first cathode plane；Also include on the first anode face
At least one anode protuberance, is L1 in the size of anode protuberance the widest part described in width, in length side on section
It is degree α × L1 to the size of the anode protuberance most strong point, described L1, α are positive number, and the anode protuberance both sides are near the
The region of one anode surface is anode sky septal area；Also include at least one negative electrode protuberance on first cathode plane, on section,
It is L2 in the size of negative electrode protuberance the widest part described in width, in the size of negative electrode protuberance most strong point described in length direction
It is degree β × L2, described L2, β are positive number, and the negative electrode protuberance both sides are negative electrode sky septal area near the region of the first cathode plane；
In the negative electrode sky septal area that the anode protuberance is deep into corresponding thereto and it is not in contact with negative electrode, the negative electrode protuberance gos deep into
It is not in contact in anode sky septal area corresponding thereto and with anode, the length that the anode protuberance is overlapped with negative electrode protuberance
Part L3 meets 0 ＜ L3≤2 × L4, wherein, L4 is the greater in L1 and L2.
Anode of the invention and cathode construction, improve the electrophoretic force that particle is subject in the electric field, pair can enter lung
Particulate matter is effectively filtered out.
Preferably, negative electrode protuberance is aperiodic in the first cathode plane in first anode face periodic distribution for anode protuberance
Property distribution；Or the anode protuberance in first anode face non-periodic distribution and negative electrode protuberance in the first cathode plane cycle
Property distribution；Or anode protuberance first anode face periodic distribution and negative electrode protuberance in the first cathode plane periodically point
Cloth；Or anode protuberance in first anode face non-periodic distribution and negative electrode protuberance in the first cathode plane aperiodicity point
Cloth.
Various moulding provide multiple choices to prepare.
Preferably, anode protuberance first anode face distribution period and negative electrode protuberance the first cathode plane distribution
Cycle phase is same.
So as to reduce the complexity of structure, it is more easy to prepare.
Preferably, the L1=L2,1 ＜ α≤4,1 ＜ β≤4.
It is further preferred that α=β=2.
It is further preferred that L3=L4.
It is further preferred that the anode and negative electrode at intervals of more than 0 and less than or equal to 4 × L4.
So as to ensure the electrophoretic force that particle is subject in the electric field, the particulate matter that pair can enter lung is effectively filtered out.
Preferably, the anode protuberance is cuboid, square, spheroid or spheroid, or by limited bar straightway
And/or curved section join end to end after the mobile solid for being formed.
Preferably, the negative electrode protuberance is cuboid, square, spheroid or spheroid, or by limited bar straightway
And/or curved section join end to end after the mobile solid for being formed.
Various moulding provide multiple choices to prepare.
Preferably, the anode protuberance and negative electrode protuberance are cuboid.
This structure preparation process is simple, and improve the electrophoretic force that particle is subject in the electric field, pair can enter lung
Particulate matter is effectively filtered out.
Preferably, the anode has second plate face, and the second plate face is identical with first anode face shape
Or it is different, the second plate face is symmetrical or asymmetric with the first anode face.
Preferably, the negative electrode has the second cathode plane, and second cathode plane is identical with the first cathode plane shape
Or it is different, second cathode plane is symmetrical or asymmetric with first cathode plane.
Present invention also offers a kind of battery lead plate, the battery lead plate is formed by efficient DEP electrode structures of the present invention, electricity
Pole plate includes the anode part and cathode portion of interlaced arrangement, and the anode part is as the anodic cycle described in claim 1
Distribution is formed, and the cathode portion is distributed by cathode deposition period of the present invention and formed, the anode part and cathode portion
A surface or upper and lower two surfaces of insulation support plate are set in turn in, the insulation support plate is tabular, cambered surface or sky
Stem face.
Preferably, the anode part is identical with the size of cathode portion.
So that filter area is bigger, filter efficiency is improved.
Present invention also offers a kind of electrod-array, the electrod-array by M groups battery lead plate of the present invention periodically
Distribution is formed, and the anode part of the battery lead plate is in parallel to access positive source, and the cathode portion of the battery lead plate is in parallel to access electricity
Source negative pole, the M is the positive integer more than 1.
So that filter area is bigger, filter efficiency is improved, extension uses scope.
Present invention also offers a kind of battery lead plate, including conductor support plate and in the one side of the conductor support plate or two
The electrode of face periodic distribution, the electrode is anode of the present invention or negative electrode of the present invention.The present invention is also carried
A kind of electrod-array is supplied, the electrod-array is formed by the battery lead plate periodic distribution described in M blocks this paragraphs, is opened from side
Begin, odd number electrode plate connection power supply one pole in the electrod-array, the even number electrode plate in the electrod-array
Another pole of connection power supply, the M is the positive integer more than 1.
Using electrode plate structure, effective separation area is increased, when the amount for needing separate substance increases, improve separation
Efficiency.Make filter area bigger using electrod-array, improve filter efficiency, extension uses scope.
Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by practice of the invention.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the schematic diagram of electrode structure of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, is only used for explaining the present invention, and is not considered as limiting the invention.
The invention provides a kind of efficient DEP electrode structures, as shown in figure 1, it includes anode 1 and negative electrode 2, wherein, sun
Pole 1 has back to the first anode face 11 and second plate face 12 for setting, and in the present embodiment, is selecting reference coordinate line just
Direction, refers to a positive direction for the normal direction point coordinates line in face back to setting, and the normal direction in another face is pointed to and sat
The negative direction of graticule.Equally, negative electrode 2 has back to the first cathode plane 21 and the second cathode plane 22 for setting.As shown in figure 1, the
One anode surface 11 is oppositely arranged with the first cathode plane 21.
Also include at least one anode protuberance 13, on section, i.e., face shown in Fig. 1, in width on first anode face
On direction, the size of the widest part of anode protuberance 13 is L1, and in the longitudinal direction, the size of the most strong point of anode protuberance 13 is degree
α × L1, wherein, L1, α are positive number, and the both sides of anode protuberance 13 are anode sky septal area near the region in first anode face, work as sun
It is anode sky septal area during 13 more than two of protuberance of pole, between adjacent two anodes protuberance 13.
Also include at least one negative electrode protuberance 23, on section, i.e., face shown in Fig. 1, in width on first cathode plane
On direction, the size of the widest part of negative electrode protuberance 14 is L2, and in the longitudinal direction, the size of negative electrode protuberance most strong point is degree β
× L2, wherein, L2, β are positive number, and the both sides of negative electrode protuberance 23 are negative electrode sky septal area near the region of the first cathode plane, work as negative electrode
It is anode sky septal area during 23 more than two of protuberance, between adjacent two negative electrodes protuberance 23.
In the negative electrode sky septal area that anode protuberance 13 is deep into corresponding thereto and it is not in contact with negative electrode, negative electrode protuberance depth
Enter in anode sky septal area corresponding thereto and be not in contact with anode protuberance, anode protuberance is overlapped with negative electrode protuberance
Length thereof L3 meets 0 ＜ L3≤2 × L4, wherein, L4 is the greater in L1 and L2.
Structure by setting anode and negative electrode of the invention, improves the electrophoretic force that particle is subject in the electric field, can be right
The particulate matter that lung can be entered is effectively filtered out.
Anodic protuberance of the present invention is in first anode face periodic distribution and negative electrode protuberance in the first cathode plane non-week
Phase property is distributed；Or anode protuberance first anode face non-periodic distribution and negative electrode protuberance in the first cathode plane periodically
Distribution；Or anode protuberance first anode face periodic distribution and negative electrode protuberance in the first cathode plane periodically point
Cloth；Or anode protuberance in first anode face non-periodic distribution and negative electrode protuberance in the first cathode plane aperiodicity point
Cloth.In the present embodiment, in the periodic distribution of first anode face 11, negative electrode protuberance 23 is in the first negative electrode for anode protuberance 13
The periodic distribution of face 21.In the more preferred implementation method of the present invention, distribution of the anode protuberance 13 in first anode face 11
Cycle is identical in the distribution period of the first cathode plane 21 with negative electrode protuberance 23.So as to reduce the complexity of structure, it is more easy to prepare.
In the present embodiment, L1=L2,1 ＜ α≤4,1 ＜ β≤4, anode and negative electrode at intervals of more than 0 and less than etc.
In 4 × L4.
It is further preferred that α=β=2.This structure can improve the electrophoretic force that particle is subject in the electric field, can pair can
The particulate matter for entering lung is effectively filtered out.
It is further preferred that L3=L4.This structure improves the electrophoretic force that particle is subject in the electric field and makes particle throughout
The electrophoretic force being subject to is more balanced, and the particulate matter that pair can enter lung is effectively filtered out.
In the present embodiment, L1 and L2 is micron to millimeter magnitude.So as to ensure the electrophoresis that particle is subject in the electric field
Power, the particulate matter that pair can enter lung is effectively filtered out.
In the present embodiment, anode protuberance 13 is cuboid, square, spheroid or spheroid, or by limited bar
Straightway and/or the curved section mobile solid for being formed after joining end to end.Negative electrode protuberance 23 is cuboid, square, spheroid
Or spheroid, or the solid that movement is formed after being joined end to end by limited bar straightway and/or curved section.Various moulding are system
It is standby to provide multiple choices.
In the present invention, and/or refer to can using " and " by the way of combine, it would however also be possible to employ the mode of "or" is combined,
Such as " limited bar straightway and/or curved section join end to end " refers to that limited bar straightway joins end to end, and limited bar curved section is first
Tail is connected, or limited bar straightway and limited bar curved section join end to end.
Preferably, the anode protuberance and negative electrode protuberance are cuboid.This structure preparation process is simple, and improve
The electrophoretic force that particle is subject in the electric field, the particulate matter that pair can enter lung is effectively filtered out.
In the present embodiment, anode has second plate face 12, second plate face 12 and the shape phase of first anode face 11
With or differ, in the other preferred embodiment of the present invention, second plate face 12 differs with the shape of first anode face 11,
Second plate face 12 is symmetrical with first anode face 11 or asymmetric, it is preferred to use symmetric design.
Negative electrode has the second cathode plane 22, and the second cathode plane 22 is identical with the shape of the first cathode plane 21 or differs, second
Cathode plane 22 is symmetrical or asymmetric with the first cathode plane 21, it is preferred to use symmetric design.
In the preferred embodiment of the present invention, present invention also offers a kind of battery lead plate, the battery lead plate is by this hair
Bright efficient DEP electrode structures are formed, and battery lead plate includes the anode part and cathode portion of interlaced arrangement, and anode part is by this hair
Bright anodic cycle is distributed to be formed, and cathode portion is distributed by cathode deposition period of the invention and is formed, anode part and negative pole part
It is divided to the surface or upper and lower two surfaces for being set in turn in insulation support plate, insulation support plate is tabular, cambered surface or hollow
Cylinder.
It should be noted that in present embodiment, a surface of insulation support plate or upper and lower two surfaces refer to exhausted
When the face of edge supporting plate largest surface area is horizontal, the face for facing upward or downward.When specifically used, insulation support plate is not
Must be horizontal positioned, it is also possible to place vertically, i.e. anode part and cathode portion is set in turn in insulation support plate
One surface or left and right two surfaces.
Preferably, anode part is identical with the size of cathode portion.So that filter area is bigger, filter efficiency is improved.
In this embodiment, present invention also offers a kind of electrod-array, the electrod-array is by M groups electricity of the invention
Pole plate periodic distribution is formed, and the anode part of battery lead plate is in parallel to access positive source, and the cathode portion of battery lead plate is in parallel to be accessed
Power cathode, the M is the positive integer more than 1.So that filter area is bigger, filter efficiency is improved, extension uses scope.
In another preferred embodiment of the invention, present invention also offers another battery lead plate, it includes conductor
Supporting plate and the one side or the electrode of two sides periodic distribution in conductor support plate, electrode are the anode described in claim 1
Or the negative electrode described in claim 1.According to the battery lead plate that present embodiment is provided, present invention also offers a kind of electrode array
Row, the electrod-array is formed by M blocks battery lead plate periodic distribution described in this paragraph, since side, in electrod-array the
Odd number electrode plate connection power supply one pole, another pole of even number electrode plate connection power supply in electrod-array, wherein, M is big
It is positive pole in 1 positive integer, i.e. an electrode plate, another piece of adjacent electrode plates are negative pole, and positive pole is interspersed with negative pole.
It should be noted that the voltage magnitude and frequency in the present invention not to positive source and power cathode are limited
It is fixed, can specifically be selected using the system of selection of the amplitude and frequency that generally use in the prior art, do not do excessive herein
Repeat.
Although also, it should be noted that being only referred to dedusting, art technology in background technology of the invention
Personnel it is not intended that this is limitation of the present invention, in other technologies field, such as bio-separation field, the huge sum of money in liquid
Category isolation technics, and soil sanitation field, as long as using the electrode structure of identical with the present invention or obvious deformation, still in this hair
Within bright protection domain.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
Can these embodiments be carried out with various changes, modification, replacement and modification in the case of departing from principle of the invention and objective, this
The scope of invention is limited by claim and its equivalent.
Claims (13)
1. a kind of efficient DEP electrode structures, it is characterised in that including anode and negative electrode, the anode has back to for setting
One anode surface and second plate face, the negative electrode have back to the first cathode plane and the second cathode plane for setting, first sun
Pole-face is oppositely arranged with the first cathode plane；
Also include at least one anode protuberance on the first anode face, on section, protruded in anode described in width
The size of portion's the widest part is L1, is degree α × L1 in the size of anode protuberance most strong point described in length direction, and described L1, α are just
Number, the anode protuberance both sides are anode sky septal area near the region in first anode face；
Also include at least one negative electrode protuberance on first cathode plane, on section, protruded in negative electrode described in width
The size of portion's the widest part is L2, is degree β × L2 in the size of negative electrode protuberance most strong point described in length direction, and described L2, β are just
Number, the negative electrode protuberance both sides are negative electrode sky septal area, 1 ＜ α≤4,1 ＜ β≤4 near the region of the first cathode plane；
In the negative electrode sky septal area that the anode protuberance is deep into corresponding thereto and it is not in contact with negative electrode, the negative electrode protuberance
It is deep into anode sky septal area corresponding thereto and is not in contact with anode, the anode protuberance is overlapped with negative electrode protuberance
Length thereof L3 meets 0 ＜ L3≤2 × L4, wherein, L4 is the greater in L1 and L2；The L1=L2.
2. efficiently DEP electrode structures as claimed in claim 1, it is characterised in that the anode protuberance is in first anode face
Periodic distribution and negative electrode protuberance are in the first cathode plane non-periodic distribution；Or the anode protuberance is in first anode face
Non-periodic distribution and negative electrode protuberance are in the first cathode plane periodic distribution；Or anode protuberance is in the first anode face cycle
Property distribution and negative electrode protuberance in the first cathode plane periodic distribution；Or anode protuberance is in first anode face aperiodicity
It is distributed and negative electrode protuberance is in the first cathode plane non-periodic distribution.
3. efficiently DEP electrode structures as claimed in claim 2, it is characterised in that the anode protuberance is in first anode face
Distribution period it is identical in the distribution period of the first cathode plane with negative electrode protuberance.
4. efficiently DEP electrode structures as claimed in claim 1, it is characterised in that α=β=2.
5. efficiently DEP electrode structures as claimed in claim 1, it is characterised in that the L3=L4.
6. efficiently DEP electrode structures as claimed in claim 1, it is characterised in that the anode is with negative electrode at intervals of more than 0
And less than or equal to 4 × L4.
7. efficient DEP electrode structures as described in one of claim 1-6, it is characterised in that the anode protuberance is rectangular
Body, square, spheroid or spheroid, or the geometry that movement is formed after being joined end to end by limited bar straightway and/or curved section
Body；
The negative electrode protuberance is cuboid, square, spheroid or spheroid, or by limited bar straightway and/or curved section
The mobile solid for being formed after joining end to end.
8. efficient DEP electrode structures as described in one of claim 1-6, it is characterised in that the anode has second plate
Face, the second plate face is identical or different with first anode face shape, the second plate face and the first anode
Face is symmetrical or asymmetric；
The negative electrode has the second cathode plane, and second cathode plane is identical or different with the first cathode plane shape, described
Second cathode plane is symmetrical or asymmetric with first cathode plane.
9. a kind of battery lead plate, it is characterised in that the battery lead plate is formed as the efficient DEP electrode structures described in claim 1, electrode
Plate includes the anode part and cathode portion of interlaced arrangement, and the anode part is as the anodic cycle described in claim 1 point
Cloth is formed, and the cathode portion is distributed as the cathode deposition period described in claim 1 and is formed, the anode part and cathode portion
A surface or upper and lower two surfaces of insulation support plate are set in turn in, the insulation support plate is tabular, cambered surface or sky
Stem face.
10. a kind of battery lead plate, it is characterised in that including conductor support plate and in the one side of the conductor support plate or two sides week
The electrode of phase property distribution, the electrode is the anode described in claim 1 or the negative electrode described in claim 1.
11. battery lead plate as described in claim 9 or 10, it is characterised in that the size phase of the anode part and cathode portion
Together.
12. a kind of electrod-arrays, it is characterised in that battery lead plate of the electrod-array as described in M group claims 10 is periodically
Distribution is formed, and the anode part of the battery lead plate is in parallel to access positive source, and the cathode portion of the battery lead plate is in parallel to access electricity
Source negative pole, the M is the positive integer more than 1.
13. a kind of electrod-arrays, it is characterised in that battery lead plate of the electrod-array as described in M block claims 11 is periodically
Distribution is formed, since side, odd number electrode plate connection power supply one pole in the electrod-array, in the electrod-array
Even number electrode plate connection power supply another pole, the M is the positive integer more than 1.
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| CN107497604A (en) * | 2016-06-14 | 2017-12-22 | 上海钉点智能科技有限公司 | A kind of electrode plate structure of novel electrostatic absorption type air purifier |
| CN108587902A (en) * | 2018-06-01 | 2018-09-28 | 大连海事大学 | Cell sorting devices based on dielectrophoresis and its screening technique |
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| US7198702B1 (en) * | 1999-09-30 | 2007-04-03 | Wako Pure Chemical Industries, Ltd. | Method for separating substances using dielectrophoretic forces |
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