CN102440846A

CN102440846A - Bristle omnibearing gradient motion electric toothbrush

Info

Publication number: CN102440846A
Application number: CN2010105017655A
Authority: CN
Inventors: 王文林
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-10-11
Filing date: 2010-10-11
Publication date: 2012-05-09

Abstract

A bristle omnibearing gradient motion electric toothbrush. According to the electric toothbrush, a driving shaft of a drive unit (15) installed inside a metope or table-board externally connected device (22) transmits electric energy directly or indirectly through a soft shaft (8) inside a flexible pipe (14) or a lead (24) inside a flexible pipe (23) to a driving shaft of a device (13) so as to respectively make a cam (2), (3) or a driving shaft (4), (5), (6) on the driving shaft to wind and shift or swing and shift, and rotate, swing and shift around an axle center of an elastomer (1) between a bristle pedestal assembly and a brush neck assembly or the elastomer (1), (27) inside the brush neck assembly, thus making the bristle (11) on a bristle pedestal (7) to swing and shift. The motion amplitude of the bristle on the head end of the pedestal (7) is greater than that of the bristle on the root. Thus, it is convenient to clean dirt at trench of rear teeth and positions which are hard to brush. When rotating the direction of the toothbrush head, the flexible pipe (14) or the flexible pipe (23) is stationary relative to the externally connected device (22). Therefore, the flexible pipe (14) or the flexible pipe (23) will not be wound.

Description

The electric toothbrush of the comprehensive gradient motion of bristle

Affiliated technical field:

The present invention utilizes external driving device driving shaft, and this " axle " is the axle center with the elastomer of bristle pedestal, bristle brush neck, makes the bristle on the bristle pedestal do the electric toothbrush that comprehensive gradient is moved, and belongs to field of electric toothbrushes.

Background technology:

Electric toothbrush brush all can not be done " gradient " motion now, thick operation, the limited dirt that can not effectively remove the difficult brush of rear end tooth and ditch nest depths position again of the driving force of bristle of promptly being not easy to of handle; And the life-span is short.

Summary of the invention:

The invention solves " bristle " gradient motion and can remove the dirt at rear end tooth and ditch nest place, external driving device provide enough energy to make " axle " drive on the bristle pedestal bristle to do comprehensive " gradient " motion be the amplitude of the amplitude of bristle pedestal bristle nose motion greater than end motion afterwards; Bristle produces and satisfies the brush power of brushing teeth, and can remove the difficult brush of ditch nest position dirt.The elastic force of elastomeric elastic force and brush neck absorbs excessive brush power to take care of one's teeth between bristle pedestal and the brush neck assembly.Very thin handle and actionless relatively flexible pipe are convenient to flexible operating.

Down in the face of the embodiments of the invention explanation:

Fig. 1 is the main pseudosection of the first embodiment of the present invention.Fig. 2 is that Fig. 1 bristle pedestal assembly is looked part sectioned view with the left side that movable even (inserting) connects the end portion of one brush neck assembly.

To be bristle pedestal assembly of the present invention connect (inserting) and connect the main pseudosection of second embodiment that one is brushed the end portion of neck assembly with movable Fig. 3.Fig. 4 is that Fig. 3 bristle pedestal assembly is looked part sectioned view with the left side that movable even (inserting) connects the end portion of one brush neck assembly.

Fig. 5 is the principal section figure that bristle pedestal assembly of the present invention and movable even (inserting) meet end portion the 3rd embodiment of one (rising) brush neck assembly.

Fig. 6 is a fourth embodiment of the present invention master pseudosection.

Fig. 7 is a fifth embodiment of the present invention master pseudosection.

Fig. 8 is a sixth embodiment of the present invention master pseudosection.

Fig. 9 to Figure 20 is respectively first to the 6th embodiment; Bristle pedestal assembly is brushed neck assembly, the activity grafting fiting relation figure of connection hand pommel head part assembly with brush neck assembly or part.

Figure 21 to Figure 46, Figure 47 to Figure 50 are respectively the figure A-A to Z-Z (totally 26 width of cloth) of the present invention in Fig. 1 to Fig. 8; The part sectioned view of a-a to d-d (totally 4 width of cloth).

2. two cams of 1. elastomers, 3. end points cams, 4. swings among the figure; 5. swings of play axle; 6. swings of play axle; Play axle 7. bristle pedestals 8. flexible axles 9. brush neck handle casings 10. brush neck shells 11. bristles 12. handle gauge taps 13. devices 14. flexible pipes 15. devices 16. bearing outsides 17. bearing inner sleeves 18. bearing balls 19. power supplys 20. handle end hard tubes cover 21. control shell hard tubes overlap output shaft 27. elastomers of 22. control device shells, 23. flexible pipes, 24. leads, 25. control device switches, 26. control device assemblies.

Fig. 1, Fig. 2; Fig. 3, Fig. 4 are respectively first, second embodiment; Be that the driving shaft overhead cam rotates (positive and negative rotation) and play; Drive the action of bristle pedestal (7) hereinafter to be referred as seat (7): when the elastomer (1) of seat (7) hereinafter to be referred as bullet (1); Rely on its elastic force to be convenient to insert and to extract seat (7) and is connected unitary housing (9) with handle casing hereinafter to be referred as shell (9) with brush neck shell or brush neck shell, its built-in respectively with cam or claim eccentric is connected one hereinafter to be referred as cam (2), cam (3) driving shaft hereinafter to be referred as " axle " these compositions be called bristle pedestal assembly respectively, brush the neck assembly, the bristle pedestal is brushed the neck assembly.Use the power of brushing teeth that " axle " overhead cam (2) in the shell (9), cam (3) are separated with the bristle pedestal greater than maximum Dragsaw type.Brush neck handle assembly can not separate with bristle pedestal assembly yet when promptly brushing teeth with maximum Dragsaw type power; Sun " date core shaped " is processed by termination portion with shell (9); The bullet (1) of seat (7) empty termination is processed the moon " date core shaped "; Be that two is the yin, yang " date core shaped " of guiding shape into; Being convenient to suitable power bristle pedestal assembly inserted and extracts from brush neck handle assembly is that convenient the insertion perhaps of shell (9) bullet (1) extracted; Then " girth "-" diameter " of the bullet (1) in seat (7) cavity is less than " girth "-" diameter " of cam (2) or cam (3).2 points (or more than two) cams (2) or end points cam (3); " axle " that lay respectively at brush neck assembly is provided with cams at two ends (2) in seat (7) cavity; Termination (head end in the cavity) is provided with cam (3); Penetrate with in the cavity of seat (7), when the two ends of cam (2), (3) or head respectively with the cavity of seat (7) in end face contact, the tail end of seat (7) and " date core shaped " termination shell (9) are through being the elastic force of " date core shaped " bullet (1); To be " date core shaped " shell (9) elastic packing connects; Do the three-dimensional all-directional moving of swing, play when " axle " overhead cam (2), (3) drive seat (7), be wrapped in bristle (11) the brush power excessive that " axle " and shell (9) " date core shaped " bullet (1) absorbs simultaneously, so that bristle (11) is soft when contacting with tooth to tooth; When the end face of " axle " driving cam (2) of Fig. 1, Fig. 2 in seat (7) cavity, do the free gap that slip is stayed in cam (2) present (7) cavities (and in the cavity, charging into lubricating oil); Be that bearing makes " axle " around moving, play with shell (9) " date core shaped " end portion promptly, then the bristle (11) on the seat (7) is done three-dimensional all-directional gradient motion with the bullet (1) of joint portion, shell (9) termination " date core shaped " for " axle center " with respect to " axle " face and seat (7).Then the amplitude of bristle (11) motion of bristle (11) seat (7) head on the seat (7) is moved hereinafter to be referred as bristle (11) gradient greater than the amplitude of tail end bristle (11)." axle " in Fig. 3, second embodiment shown in Figure 4 drives termination cam (3); Drive seat (7) cavity (and in the cavity, charging into lubricating oil) is to do the free gap that slip is stayed in present (7) cavity of cam (3)) the top make seat (7) do three-dimensional all-directional moving; Promptly the delivery position place with seat (7) and shell (9) termination " date core shaped " joint portion bullet (1) is that " axle center " is around moving and play; Driving in the bearing of " axle " of cam (2), (3) is termination internal diameter bearing internal rotation and the play that leans on shell (9) " date core shaped "; Bristle (11) becomes the gradient motion, and then the bristle (11) that significantly moves with respect to tail end of head end deeply impacts the dirt of heel of denture tooth and ditch nest depths.The root of the tail portion of the cam of " axle " (2), cam (3) is connected in the output flexible axle of processing with finer wire (8), and its outer being inserted in is flexible pipe (14), and flexible axle (8) has at flexible pipe (14) and charges into lubricating oil in the free gap; Flexible axle (8) other end is connected in three-dimensional all-directional moving or swing, play telecontrol equipment (15) hereinafter to be referred as device (15), through flexible axle (8) through device (15) directly or through reciprocally swinging and front and back play devices (13) hereinafter to be referred as device (13) through cam (2), cam (3) pass to seat (7) upward bristle (11) then bristle (11) do the three-dimensional all-directional gradient and move; Device (15) is interchangeable with device (13).Flexible axle (8) is outer to be inserted in is flexible pipe (14) the tail end hard tube cover (20) that connects handle with bearing outside (16) hereinafter to be referred as cover (16) or bearing inner sleeve (17) hereinafter to be referred as cover (17) tight fit, and cover (17) or cover (16) connect as one with shell (9); The other end connect control shell hard tube cover (21) its with cover (16) tight fit, cover (17) and control device shell (22) tight fit; When needing to rotate the action of brush direction when brushing teeth; Flexible axle when making handle receive revolving force (8) receives under the effect of driving force, and the frictional force of overcoat through ball (18) is tending towards 0 power or the direct friction power of the interior overcoat of bearing is tending towards 0 power in flexible pipe (14) or flexible pipe (23) torsion and the bearing; The active force that two power are cancelled out each other, then flexible pipe (14), flexible pipe (23) keep static with respect to control device shell (22); Be that flexible pipe (14), flexible pipe (23) do not twine.

Fig. 5, be that third embodiment of the invention is bristle pedestal assembly and brush neck assembly part head principal section figure, promptly driving shaft (4) is done three-dimensional all-directional moving in swing of the bearing termination of shell (9) and play drive seat (7); The bearing of the termination of its shell (9) is to support play and swinging axle (4) hereinafter to be referred as axle (4); Axle (4) cooperates alive inserting to be connected with alive being seated of seat (7) to make axle (4) play in this bearing swing then; See figure (13), figure (14); When device (15) or device (13) driving shaft (4) is swung shell (9) bearing in, the three-dimensional all-directional moving of play, then make a bristle (11) on (7) along bearing radial-play and reciprocally swinging; External device (22) and hose assembly (summary) are with the above.

Fig. 6, the 4th embodiment, promptly from the root play and the swing of the driving shaft " axle " of driving mechanism device (15), (13), drive seat (7) is done the motion of three-dimensional all-directional gradient; Flexible pipe (23) two ends are called for short cover (17) with bearing inner sleeve (17) and are linked to each other, and shell (9) or cover (16) roll with cover (17) and cooperate, and other end JIKE (22) or cover (16) roll with cover (17) and cooperate; It is the bearing that shell (9), JIKE (22) can be regarded cover (17), cover (16)-no ball (18) respectively as.Penetrate lead (24) in the flexible pipe (23) power delivery is connected gauge tap (12) to being connected as a single entity with shell (9) at its end of the built-in connecting device of handle (13).Swing links to each other with device (13) output shaft with play axle (5) or (6) root hereinafter to be referred as axle (5) or (6); Or produce pneumatic power as trachea by device (15) or device (13) and send axle (5) to, the device among Fig. 6 (13) is cancelled and is changed shell (9) into and explain similar with Fig. 1; Final spool (4), (5) respectively, (6) are overcoming under the elastic force effect of filling sealing elastomer (27), make the bristle (11) on the seat (7) do comprehensive gradient motion.Fig. 6, shown in bristle pedestal assembly, brush neck and head assembly separation graph as Figure 15, Figure 16, shown in.Figure 17, Figure 18 and bristle pedestal assembly bristle are the separation graph of two inflexible elasticity brush neck shells (9) on same plane; When seat (7) go up bristle (11) contact tooth stressed when excessive then with respect to bristle (11) two elastic containers (9) or stressed bending of brush neck shell (10) in the same side, absorbs excessive brush power to protect gingiva and tooth.Or two elastic containers of parallel bristle (9) or tubular brush neck shell (10) is convenient to flexible operating by the crooked required shape of ergonomics.Fig. 7, Fig. 8 are respectively that the 5th, six embodiment are directly supplied power to device (13) axle (5), (6) by battery in the handle (19); Direction shown in Fig. 9 to Figure 20 arrow is directly seen with seat (7) or with bullet (1) tight fit of inserting alive in axle (5), (6); Both satisfy promptly is convenient to peg graft and extract; Be convenient to again that both do not separate when firmly brushing teeth,, be along the axial symmetry center that then making shown in radial-multiple tooth shape lives is seated cooperation between the two like Figure 24, Figure 31, Figure 32, Figure 33, Figure 36, Figure 38, Figure 39, Figure 40, Figure 43, Figure 47, Figure 48 profile; Promptly the tail end in the seat (7) connects bullet (1), or bristle pedestal brush neck assembly links to each other with handle assembly grafting tight fit alive; Then in the seat (7) with brush neck assembly in radial-empty internal diameter of multiple tooth shape bullet (1), be slightly smaller than axle (4), (5), (6) radial-diameter of multiple tooth shape axle; The root of axle (4), (5), (6) is the junction difference connecting device (13) or the device (15) of bristle pedestal brush neck assembly and handle assembly.When axle (4), (5), (6) directly by device (13) or directly through control device assembly output shaft (26) through flexible axle (8) respectively driving shaft (4), (5), (6) make with seat (7) on bristle (11) do and swing and play; In axle shown in Figure 5 (4), (5), (6) directly be connected with device (13) driving shaft, its lead (24) be wrapped in flexible pipe (23) interior or remove lead (24) with flexible pipe (23) become trachea promptly by electronic transfer to pneumatic; When swing and play are done in axle (4), (5), (6), drive seat (7) and go up the motion that bristle (11) is done swing of three-dimensional all-directional gradient and play, this embodiment Figure 19, Figure 20 are tubular brush neck shell (10) is connected one and shell (9) with seat (7) separation graph.

" girth "-" diameter " of the empty bullet (1) of embodiment of the invention seat (7) be respectively less than " girth "-" diameter " of camshaft (2), (3) axle (4), (5), (6), goes up slippage from " spindle nose " and fall into the oral cavity in case seat (7) is stressed when brushing teeth.External device (22) is fixing on the wall or on the table top; The required signal of adjustment gauge tap (25), the switch (12) of opening of handle just can be by the identical method operation of present electric toothbrush use.

After exchanging between six embodiment parts of the present invention, promptly convertible several embodiment.

Claims

1. the electric toothbrush of the comprehensive gradient of bristle motion is linked in sequence and is it is characterized in that by bristle pedestal assembly, brush neck assembly, handle assembly: by movable bristle pedestal assembly and brush neck handle assembly or movable bristle pedestal brush neck assembly with the movable grafting of handle assembly or extract; Flexible axle (8) one ends in the flexible pipe (14) of external device (22) connect driving shaft, and the other end links to each other hereinafter to be referred as device (13) or device (15) with three-dimensional all-directional moving or swing, play driving device respectively; Or flexible pipe (23) inside conductor (24) directly sends energy to device (13), (15).

2. it is characterized in that of the electric toothbrush of the comprehensive gradient motion of bristle according to claim 1: movable bristle pedestal assembly; Being bristle pedestal (7) links to each other hereinafter to be referred as bullet (1) hereinafter to be referred as being " date core shaped " elastomer (1) to tail end through the moon in seat (7) cavity, is " date core shaped " with brush neck handle assembly shell (9) hereinafter to be referred as the head sun of shell (9); Through bullet (1) shell (9) elasticity activity hard-pressed bale is wrapped up in; Be that both tight fit activities are inserted and extracted.

3. it is characterized in that of the electric toothbrush of the comprehensive gradient of bristle according to claim 1 motion: the seat (7) of movable bristle pedestal brush neck assembly links to each other through bullet (1) with brushing between the neck assembly; The brush neck shell (10) with driving shaft (4), (5), (6) between link to each other through elastomer (27).

4. it is characterized in that of the electric toothbrush of the comprehensive gradient motion of bristle according to claim 1: movable bristle pedestal brush neck assembly; Be that two ends or termination in present (7) cavity connects as one two cams (2) or end points cam (3) with the driving shaft that the head sun " date core shaped " of shell (9) stretches out respectively, contact with end face in seat (7) cavity.

5. it is characterized in that of the electric toothbrush of the comprehensive gradient motion of bristle according to claim 1: movable bristle pedestal brush neck assembly; The empty symmetrical centre in edge in seat (7) cavity is in the multiple tooth shape of the radial-star cavity, directly or through bullet (1) links to each other hereinafter to be referred as axle (4), (5), (6) grafting tight fit alive with the swing that is the radial multiple tooth driving shaft that is complementary along axial symmetry center and its, play axle (4), (5), (6) respectively.

6. it is characterized in that of the electric toothbrush of the comprehensive gradient motion of bristle according to claim 1: in the junction of bristle pedestal brush neck assembly with brush neck handle assembly, the root of axle (4), (5), (6) links to each other with device (13) or device (15) respectively; Interchangeable between the stream oriented device.

7. it is characterized in that of the electric toothbrush of the comprehensive gradient motion of bristle according to claim 1: the flexible pipe (14) of external device (22), (23) are built-in flexible axle (8) or lead (24) respectively; One end of flexible pipe (14), (23) is connected the hard tube cover (22) of one with external device (22) or when bearing ball (18), shell hard tube cover (21) links to each other with bearing outside (16), and the other end is that shell (9) end hard tube cover (20) links to each other with handle end; The tail end through shell (9) and the tail end of external device (22) respectively with the inside and outside cover of bearing (16). (17) tight fit; Be hose assembly flexible pipe one end respectively with the inside and outside cover (16) of the bearing of handle end. (17) link to each other, and the other end is that hard tube cover (22) promptly movable " toothbrush " assembly of changing that links to each other with the inside and outside cover of bearing assembly (16), (17) tight fit respectively is bristle pedestal assembly, brush neck assembly, handle assembly with external device (22) respectively.

8. it is characterized in that of the electric toothbrush of the comprehensive gradient of bristle according to claim 1 motion: interlayer is bullet (1) between bristle pedestal brush neck assembly and the forward and backward at grade two rigid disk elasticity brush neck shells of the bristle (11) of seat (7) (9), or be tubular elasticity brush neck (10) and spool between be separated by through bullet (27).

9. it is characterized in that of the electric toothbrush of the comprehensive gradient motion of bristle according to claim 1: axle (4), (5), (6) in the bristle pedestal brush neck assembly; According to the different piece of embodiment or all peg graft with seat (7) is movable respectively through bullet (1), or seat (7) through bullet (1) and shell (9) or elastomer (27) with brush neck shell (10) and link to each other.