CN110251255B - Electric toothbrush - Google Patents
Electric toothbrush Download PDFInfo
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- CN110251255B CN110251255B CN201910300962.1A CN201910300962A CN110251255B CN 110251255 B CN110251255 B CN 110251255B CN 201910300962 A CN201910300962 A CN 201910300962A CN 110251255 B CN110251255 B CN 110251255B
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- Prior art keywords
- acceleration
- telescopic
- shaft
- brush head
- toothbrush
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/222—Brush body details, e.g. the shape thereof or connection to handle
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/224—Electrical recharging arrangements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/225—Handles or details thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/24—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously
- A61C17/26—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously driven by electric motor
Abstract
The invention discloses an electric toothbrush, which comprises a toothbrush shell, wherein three-stage acceleration is arranged in the device, the transmission speed is greatly increased, the push rod can be driven to move left and right by the extension of a telescopic square rod driven by the interval matching of two first half gear rings and a side rack, the purpose of continuous rotation of a rotating block is achieved by the indirect matching of two opposite side racks and a second half gear ring, the rotating speed is high, food residues in tooth gaps can be quickly removed, the cleaning effect is strong, the electric toothbrush is essentially different from the traditional eccentric shaft electric toothbrush, the cost performance is high, and the electric toothbrush is provided with a storage space and is convenient to use.
Description
Technical Field
The invention relates to the field of toothbrushes, in particular to an electric toothbrush.
Background
At present, people pay more and more attention to the health problem in oral cavity, demand for the toothbrush is continuously improved, electric toothbrush's clean effect is high, many people can use electric toothbrush, most electric toothbrush theory of operation all utilizes the strong vibrations of eccentric shaft rotation production to shake the toothbrush head, make and detach food waste through vibrations when brushing teeth, however this kind of electric toothbrush's price/performance ratio is low, it is difficult to get rid of to have stubborn residue in the slit between the teeth, this kind of electric toothbrush also is very difficult to be used, consequently, need a sexual valence relative altitude, the electric toothbrush that toothbrush brush head can high-speed rotation.
Disclosure of Invention
It is an object of the present invention to provide an electric toothbrush which overcomes the above-mentioned deficiencies of the prior art.
The electric toothbrush comprises a toothbrush shell, the toothbrush shell comprises a handle, a connector, a connecting rod and a toothbrush head, the connecting rod and the connector are integrated and can be connected with the handle in an inserting way, a driving acceleration part, a transmission acceleration part and a telescopic part are arranged in the handle, the driving acceleration part comprises a motor generating power, a first small gear, a first big gear, a second big gear and a second small gear, the transmission acceleration part comprises a rubber belt transmitting power, a third small gear and a third big gear, the telescopic part comprises a telescopic square rod controlling left and right movement through the transmission acceleration part, a reciprocating part and a toothbrush head area are arranged in the handle, the connector and the connecting rod, the reciprocating part comprises a push plate and a push rod controlling left movement through the telescopic square rod and a return spring controlling right movement of the push plate, the toothbrush head area comprises a rotating block positioned in the toothbrush head and a rack plate for controlling the rotating block to rotate, and the rack plate controls the rotating block to continuously rotate under the action of left and right movement of the push rod.
A further technical scheme, toothbrush shell is including being located drive chamber in the handle, handle left side terminal surface fixed mounting bayonet joint, the connector can with bayonet joint grafting cooperation, be equipped with in the connector right side terminal surface can with bayonet joint grafting complex inserting groove, connecting rod fixed mounting be in connector left side terminal surface, brush head fixed mounting be in connecting rod left side terminal surface, be equipped with the ascending storage chamber of opening in the handle, storage chamber opening part lid closes the installation apron, handle top terminal surface is provided with the button, drive chamber right side is provided with the battery, be equipped with the hole of charging in the handle right side terminal surface.
In a further technical scheme, the driving acceleration component comprises a first acceleration shaft which is installed in the bottom wall of the driving cavity in a rotating fit manner, the motor is fixedly installed on the end face of the right side of the driving cavity, a first bevel gear is fixedly installed on an output shaft on the left side of the motor, a second bevel gear meshed with the first bevel gear is fixedly installed on the first acceleration shaft, a first gearwheel is fixedly installed on the first acceleration shaft, the bottom wall of the driving cavity is located on the left side of the first acceleration shaft and is rotatably installed with the first acceleration shaft, a first pinion is fixedly installed on the first acceleration shaft, the first pinion is meshed with the first gearwheel, a second gearwheel is fixedly installed on the first acceleration shaft, and second acceleration shafts are symmetrically and rotatably installed on the front side and the rear side of the first acceleration shaft between the upper wall and the lower wall of the driving cavity, the second small gear is fixedly arranged on the second accelerating shaft and is meshed with the second large gear, the transmission accelerating component comprises a first belt pulley fixedly arranged on the second accelerating shaft, two accelerating transmission shafts which are symmetrical front and back are arranged between the upper wall and the lower wall of the driving cavity in a rotating matching way, a second belt pulley is fixedly arranged on the accelerating transmission shaft, the rubber belt is arranged between the second belt pulley and the first belt pulley in a transmission fit manner, the third gearwheel is fixedly arranged on the accelerating transmission shaft, two transmission shafts which are symmetrical front and back are arranged between the upper wall and the lower wall of the driving cavity and positioned on the left side of the accelerating transmission shaft in a rotating fit manner, the third pinion is fixedly installed on the transmission shaft, the third pinion is meshed with the third gearwheel, and a transmission half gear is fixedly installed on the transmission shaft.
According to a further technical scheme, the telescopic component comprises a fixed table fixedly arranged on the bottom wall of the driving cavity, a guide table is fixedly arranged on the top end face of the fixed table, the telescopic square rod is slidably arranged in the guide table, a limiting block is fixedly arranged on the right end face of the telescopic square rod, side racks are arranged on the front end face and the rear end face of the telescopic square rod, a half ring of first half gear ring capable of being meshed with the side racks is arranged on the outer end face of the transmission half gear on the front side and the rear side, the reciprocating component comprises a telescopic cavity positioned in the connecting rod, a splicing square hole is communicated between the telescopic cavity and the splicing groove, the telescopic square rod can be in sliding fit with the splicing square hole to enter the telescopic cavity, the push plate is slidably arranged between the inner walls of the telescopic cavity, the push rod is fixedly arranged on the left end face of the push plate, and the reset spring is fixedly arranged between the left side wall, the telescopic square rod can be in contact with the end face of the right side of the push plate.
A further technical scheme, brush first region including being located brush first chamber in the head, the push rod gets into left brush first intracavity, push pedal left side terminal surface fixed mounting rotates the push pedal, rack plate fixed mounting rotate push pedal left side terminal surface and front and back symmetry, both sides around rotate push pedal left side terminal surface with higher speed transmission shaft opposite side terminal surface and be provided with offside rack, the turning block sets up brush first intracavity, the turning block with normal running fit installation ball between the brush head chamber diapire, the turning block outside terminal surface be provided with can with offside rack toothing's second semi-tooth ring, turning block top terminal surface fixed mounting with the rotation platform that brush head top terminal surface flushed, the rotation platform outside is provided with the spacing ring, rotate the platform top terminal surface with brush head top terminal surface is provided with the brush hair.
The invention has the beneficial effects that: the device is simple in structure and convenient to operate, three-stage acceleration is arranged in the device, the transmission speed is greatly increased, the telescopic square rod is driven to stretch and move by the interval matching of the two first half gear rings and the side part rack, the push rod can be driven to move left and right, the purpose of continuous rotation of the rotating block is achieved by the indirect matching of the two opposite side racks and the second half gear rings, the rotating speed is high, food residues in tooth seams can be rapidly removed, the cleaning effect is strong, the device is essentially different from the traditional eccentric shaft electric toothbrush, the cost performance is high, the device is provided with a storage space, the use is convenient, and the device is worthy of popularization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a schematic cross-sectional view taken along the line C-C in FIG. 2;
fig. 5 is a schematic sectional view in the direction D-D in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 5, an electric toothbrush according to an embodiment of the present invention includes a toothbrush housing 901, the toothbrush housing 901 includes a handle 10, a connector 11, a connecting rod 12 and a brush head 14, the connecting rod 12 and the connector 11 are integrated and can be connected to the handle 10 in an inserting manner, a driving acceleration part 902, a transmission acceleration part 903 and a telescopic part 904 are disposed in the handle 10, the driving acceleration part 902 includes a motor 54 generating power, a first pinion 35, a first gearwheel 58, a second gearwheel 36, and a second pinion 65, the transmission acceleration part 903 includes a rubber belt 31 transmitting power, a third pinion 64, and a third gearwheel 66, the telescopic part 904 includes a telescopic square rod 21 controlling left and right movement through the transmission acceleration part 903, the handle 10, the connector 11, and the brush head 14, Be provided with in the connecting rod 12 and come and go part 905 and brush head region 906, come and go part 905 including through flexible square bar 21 control push pedal 43 and the push rod 42 that moves to the left and control reset spring 44 that push pedal 43 moved to the right, brush head region 906 is including being located turning block 17 and control in the brush head 14 the rack plate 37 that turning block 17 rotated under the effect that moves about of push rod 42 rack plate 37 control the continuous rotation of turning block 17.
Beneficially or exemplarily, the toothbrush housing 901 comprises a driving cavity 22 located in the handle 10, a plug 48 is fixedly installed on the left end surface of the handle 10, the connector 11 is capable of being in plug-in fit with the plug 48, a plug groove 46 capable of being in plug-in fit with the plug 48 is arranged in the right end surface of the connector 11, the connecting rod 12 is fixedly installed on the left end surface of the connector 11, the brush head 14 is fixedly installed on the left end surface of the connecting rod 12, a storage cavity 51 with an upward opening is arranged in the handle 10, a mounting cover plate 50 is covered at the opening of the storage cavity 51, a button 52 is arranged on the top end surface of the handle 10, a battery 55 is arranged on the right side of the driving cavity 22, and a charging hole 56 is arranged in the right end surface of the handle 10, so that the connector 11 can be pulled out of the plug 48 for replacement, the battery 55, the storage chamber 51 can be filled with small toothpaste for convenient carrying and use, and the start and the shutdown of the motor 54 are controlled by a button 52.
Advantageously or exemplarily, the driving acceleration part 902 includes a first acceleration shaft 60 installed in the bottom wall of the driving chamber 22 in a rotationally-matched manner, the motor 54 is fixedly installed on the right end surface of the driving chamber 22, a first bevel gear 53 is fixedly installed on the output shaft on the left side of the motor 54, a second bevel gear 57 engaged with the first bevel gear 53 is fixedly installed on the first acceleration shaft 60, the first gearwheel 58 is fixedly installed on the first acceleration shaft 60, the bottom wall of the driving chamber 22 is installed on the left side of the first acceleration shaft 60 in a rotationally-matched manner, the first pinion 35 is fixedly installed on the first acceleration shaft 34, the first pinion 35 is engaged with the first gearwheel 58, the second gearwheel 36 is fixedly installed on the first acceleration shaft 34, and a second acceleration shaft 32 is installed in a rotationally-matched manner between the upper wall and the lower wall of the driving chamber 22 on the front and rear sides of the first acceleration shaft 34 symmetrically, the second pinion 65 is fixedly mounted on the second accelerating shaft 32, the second pinion 65 is engaged with the second gearwheel 36, the transmission accelerating component 903 comprises a first belt pulley 33 fixedly mounted on the second accelerating shaft 32, two front and rear symmetrical accelerating transmission shafts 27 are mounted between the upper wall and the lower wall of the driving cavity 22 in a rotating fit manner, a second belt pulley 26 is fixedly mounted on the accelerating transmission shafts 27, a rubber belt 31 is mounted between the second belt pulley 26 and the first belt pulley 33 in a driving fit manner, a third gearwheel 66 is fixedly mounted on the accelerating transmission shafts 27, two front and rear symmetrical transmission shafts 23 are mounted on the left side of the accelerating transmission shafts 27 between the upper wall and the lower wall of the driving cavity 22 in a rotating fit manner, a third pinion 64 is fixedly mounted on the transmission shafts 23, and the third pinion 64 is engaged with the third gearwheel 66, the transmission shaft 23 is fixedly provided with a transmission half gear 90, so that the motor 54 drives the first bevel gear 53 to rotate when being started, the first bevel gear 53 drives the second bevel gear 57 and the first accelerating shaft 60 to rotate through meshing, the first accelerating shaft 60 drives the first big gear 58 to rotate, the first big gear 58 drives the first small gear 35 and the first accelerating shaft 34 to rotate through meshing, the first accelerating shaft 34 drives the second big gear 36 to rotate, the second big gear 36 drives the second small gear 65 and the second accelerating shaft 32 to rotate through meshing, the second accelerating shaft 32 drives the first belt pulley 33 to rotate, the first belt pulley 33 drives the rubber belt 31 to start transmission, the rubber belt 31 drives the second belt pulley 26 and the accelerating transmission shaft 27 to rotate, the accelerating transmission shaft 27 drives the third big gear 66 to rotate, the third big gear 66 drives the third small gear 64 to rotate through meshing, and the transmission shaft 23 and the transmission half gear 90 are driven by the third small gear 64 to rotate.
Beneficially or exemplarily, the telescopic component 904 comprises a fixed platform 63 fixedly installed on the bottom wall of the driving cavity 22, a guiding platform 28 is fixedly installed on the top end surface of the fixed platform 63, the telescopic square rod 21 is slidably installed in the guiding platform 28, a limiting block 62 is fixedly installed on the right end surface of the telescopic square rod 21, side racks 24 are installed on the front and rear end surfaces of the telescopic square rod 21, a half circle of first half gear ring 25 capable of meshing with the side rack 24 is installed on the outer end surface of the transmission half gear 90 on the front and rear sides, the reciprocating component 905 comprises a telescopic cavity 45 located in the connecting rod 12, an insertion square hole 47 is communicated between the telescopic cavity 45 and the insertion groove 46, the telescopic square rod 21 can be slidably fitted into the telescopic cavity 45 with the insertion square hole 47, and the push plate 43 is slidably installed between the inner walls of the telescopic cavity 45, the push rod 42 is fixedly installed on the left end face of the push plate 43, the return spring 44 is fixedly installed between the left side wall of the telescopic cavity 45 and the left end face of the push plate 43, the telescopic square rod 21 can be in contact with the right end face of the push plate 43, so that when the transmission half gear 90 rotates, the telescopic square rod 21 is driven to move through meshing, when the first half gear ring 25 on the rear side is meshed with the side rack 24 on the rear side, the telescopic square rod 21 is driven to move rightwards, when the first half gear ring 25 on the rear front side is disengaged from the side rack 24 on the front side, the telescopic square rod 21 is driven to move leftwards, the telescopic square rod 21 repeatedly moves leftwards and rightwards, when the telescopic square rod 21 repeatedly moves leftwards and rightwards, the push plate 43 is pushed to move leftwards, and when the telescopic square rod 21 moves rightwards.
Beneficially or exemplarily, the brush head region 906 includes a brush head cavity 18 located in the brush head 14, the push rod 42 enters the brush head cavity 18 leftwards, the left side end surface of the push plate 43 is fixedly provided with a rotating push plate 41, the rack plate 37 is fixedly arranged on the left side end surface of the rotating push plate 41 and is symmetrical forwards and backwards, opposite side end surfaces of the accelerating transmission shafts 27 on the front side and the rear side are provided with opposite side racks 38, the rotating block 17 is arranged in the brush head cavity 18, balls 16 are arranged between the rotating block 17 and the bottom wall of the brush head cavity 18 in a rotating fit manner, an outer side end surface of the rotating block 17 is provided with a second half gear ring 40 capable of being meshed with the opposite side racks 38, a top end surface of the rotating block 17 is fixedly provided with a rotating platform 15 which is flush with the top end surface of the brush head 14, a limiting ring 20 is arranged on the outer side of the rotating platform 15, and bristles 13, therefore, when the push rod 42 moves left and right, the rotary push plate 41 is driven to move left and right, the rack plate 37 is driven to move left and right, the rotating block 17 is driven to rotate after the opposite side rack 38 at the rear side is meshed with the second half gear ring 40, when the rotary push plate 41 moves right, the opposite side rack 38 at the front side drives the second half gear ring 40 to rotate through meshing, the rotating block 17 is driven to rotate all the time, and the rotating block 17 is firmly stabilized at a fixed position through the limiting of the limiting ring 20.
When the rubber belt conveyor is used, the motor 54 is started by pressing the button 52 to drive the first bevel gear 53 to rotate, the first bevel gear 53 drives the second bevel gear 57 and the first accelerating shaft 60 to rotate through meshing, the first accelerating shaft 60 drives the first big gear 58 to rotate, the first big gear 58 drives the first small gear 35 and the first accelerating shaft 34 to rotate through meshing, the first accelerating shaft 34 drives the second big gear 36 to rotate, the second big gear 36 drives the second small gear 65 and the second accelerating shaft 32 to rotate through meshing, the second accelerating shaft 3 drives the first belt pulley 33 to rotate, the first belt pulley 33 drives the rubber belt 31 to start transmission, the rubber belt 31 drives the second belt pulley 26 and the accelerating transmission shaft 27 to rotate, the accelerating transmission shaft 27 drives the third big gear 66 to rotate, the third big gear 66 drives the third small gear 64 to rotate through meshing, the third small gear 64 drives the transmission shaft 23 and the transmission half gear 90, the transmission half gear 90 drives the telescopic square rod 21 to move through meshing, when the first half gear ring 25 on the rear side is meshed with the side rack 24 on the rear side, the telescopic square rod 21 is driven to move rightwards, when the meshing is released, the first half gear ring 25 on the front side is meshed with the side rack 24 on the front side, the telescopic square rod 21 is driven to move leftwards, when the meshing is released, the first half gear ring 25 on the rear side is meshed with the side rack 24 on the front side, the telescopic square rod 21 is driven to move leftwards, the push plate 43 is driven to move rightwards under the action of the return spring 44 when the telescopic square rod 21 moves rightwards, the rotary push plate 41 is driven to move leftwards and rightwards when the push rod 42 moves leftwards and rightwards, the rack plate 37 is driven to move leftwards, after the opposite side rack 38 on the rear side is meshed with the second half gear ring 40.
The invention has the beneficial effects that: the device is simple in structure and convenient to operate, three-stage acceleration is arranged in the device, the transmission speed is greatly increased, the telescopic square rod is driven to stretch and move by the interval matching of the two first half gear rings and the side part rack, the push rod can be driven to move left and right, the purpose of continuous rotation of the rotating block is achieved by the indirect matching of the two opposite side racks and the second half gear rings, the rotating speed is high, food residues in tooth seams can be rapidly removed, the cleaning effect is strong, the device is essentially different from the traditional eccentric shaft electric toothbrush, the cost performance is high, the device is provided with a storage space, the use is convenient, and the device is worthy of popularization.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (1)
1. An electric toothbrush comprising a toothbrush housing, characterized in that: the toothbrush shell comprises a handle, a connector, a connecting rod and a brush head, the connecting rod and the connector are a whole, and can be connected with the handle in an inserting way, the handle is internally provided with a driving acceleration part, a transmission acceleration part and a telescopic part, the driving acceleration part comprises a motor generating power, a first pinion, a first gear wheel, a second gear wheel and a second pinion, the transmission acceleration part comprises a rubber belt transmitting power, a third pinion and a third gear wheel, the telescopic part comprises a telescopic square rod which controls the left and right movement through the transmission acceleration part, the handle, the connector and the connecting rod are internally provided with a reciprocating part and a brush head area, the reciprocating part comprises a push plate and a push rod which control the left movement through the telescopic square rod and a reset spring which controls the push plate to move to the right, the brush head area comprises a rotating block positioned in the brush head and a rack plate for controlling the rotating block to rotate, and the rack plate controls the rotating block to rotate continuously under the action of the left and right movement of the push rod;
the toothbrush comprises a toothbrush shell and a toothbrush handle, wherein the toothbrush shell comprises a driving cavity positioned in the toothbrush handle, a plug connector is fixedly installed on the end surface of the left side of the toothbrush handle, the connector can be in plug fit with the plug connector, a plug groove which can be in plug fit with the plug connector is formed in the end surface of the right side of the connector, a connecting rod is fixedly installed on the end surface of the left side of the connector, a brush head is fixedly installed on the end surface of the left side of the connecting rod, a storage cavity with an upward opening is formed in the toothbrush handle, a mounting cover plate covers the opening of the storage cavity, a button is arranged on the end surface of the top of;
the driving acceleration component comprises a first acceleration shaft which is installed in the bottom wall of the driving cavity in a rotating fit manner, the motor is fixedly installed on the end face of the right side of the driving cavity, a first bevel gear is fixedly installed on an output shaft on the left side of the motor, a second bevel gear meshed with the first bevel gear is fixedly installed on the first acceleration shaft, the bottom wall of the driving cavity is located on the left side of the first acceleration shaft and is rotatably installed with the first acceleration shaft in a fit manner, a first pinion is fixedly installed on the first acceleration shaft and is meshed with the first gearwheel, a second gearwheel is fixedly installed on the first acceleration shaft, a second acceleration shaft is symmetrically and rotatably installed on the front side and the rear side of the first acceleration shaft between the upper wall and the lower wall of the driving cavity, and the second pinion is fixedly installed on the second acceleration shaft, the second pinion is meshed with the second gearwheel, the transmission accelerating component comprises a first belt pulley fixedly mounted on the second accelerating shaft, two accelerating transmission shafts which are symmetrical front and back are mounted between the upper wall and the lower wall of the driving cavity in a rotating fit manner, the second belt pulley is fixedly mounted on the accelerating transmission shafts, the rubber belt is mounted between the second belt pulley and the first belt pulley in a driving fit manner, the third gearwheel is fixedly mounted on the accelerating transmission shafts, two transmission shafts which are symmetrical front and back are mounted between the upper wall and the lower wall of the driving cavity on the left side of the accelerating transmission shafts in a rotating fit manner, the third pinion is fixedly mounted on the transmission shafts, the third pinion is meshed with the third gearwheel, and a transmission half gear is fixedly mounted on the transmission shafts;
the telescopic part comprises a fixed table fixedly arranged on the bottom wall of the driving cavity, a guide table is fixedly arranged on the top end face of the fixed table, the telescopic square rod is slidably arranged in the guide table, a limit block is fixedly arranged on the right end face of the telescopic square rod, side racks are arranged on the front end face and the rear end face of the telescopic square rod, a half circle of first half gear ring capable of being meshed with the side racks is arranged on the outer side end face of the transmission half gear on the front side and the rear side, the reciprocating part comprises a telescopic cavity positioned in the connecting rod, a splicing square hole is communicated between the telescopic cavity and the splicing groove, the telescopic square rod can be in sliding fit with the splicing square hole to enter the telescopic cavity, the push plate is slidably arranged between the inner walls of the telescopic cavity, the push rod is fixedly arranged on the left end face of the push plate, and the reset spring is fixedly arranged between the left side wall, the telescopic square rod can be contacted with the end face of the right side of the push plate;
the first region of brush is including being located brush head chamber in the brush head, the push rod gets into left brush head intracavity, push pedal left side terminal surface fixed mounting rotates the push pedal, rack plate fixed mounting rotate push pedal left side terminal surface and front and back symmetry, both sides around, transmission shaft opposite side terminal surface is provided with offside rack with higher speed, the turning block sets up brush head intracavity, the turning block with normal running fit installation ball between the brush head chamber diapire, the turning block outside terminal surface be provided with can with offside rack toothing's second semi-ring gear, turning block top terminal surface fixed mounting with brush head top terminal surface flushing's rotation platform, the rotation platform outside is provided with the spacing ring, rotation platform top terminal surface with brush head top terminal surface is provided with the brush hair.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910300962.1A CN110251255B (en) | 2019-04-15 | 2019-04-15 | Electric toothbrush |
| JP2019083455A JP2022008739A (en) | 2019-04-15 | 2019-04-24 | electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910300962.1A CN110251255B (en) | 2019-04-15 | 2019-04-15 | Electric toothbrush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110251255A CN110251255A (en) | 2019-09-20 |
| CN110251255B true CN110251255B (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910300962.1A Active CN110251255B (en) | 2019-04-15 | 2019-04-15 | Electric toothbrush |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2022008739A (en) |
| CN (1) | CN110251255B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111227972B (en) * | 2020-03-05 | 2022-03-08 | 青岛市口腔医院 | Oral care implement with cleaning and relieving tooth sensitivity |
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| Publication number | Publication date |
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| JP2022008739A (en) | 2022-01-14 |
| CN110251255A (en) | 2019-09-20 |
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