CN209490123U

CN209490123U - A kind of electric toothbrush

Info

Publication number: CN209490123U
Application number: CN201821787719.4U
Authority: CN
Inventors: 刘德松
Original assignee: Zhongshan Bejie Brush Industry Co Ltd
Current assignee: Zhongshan Bejie Brush Industry Co Ltd
Priority date: 2018-10-31
Filing date: 2018-10-31
Publication date: 2019-10-15
Anticipated expiration: 2028-10-31

Abstract

The utility model discloses a kind of electric toothbrushes, including head toothbrushes and toothbrush handle, head toothbrushes include matrix and connector, the rear end of matrix has mounting groove, connector is arranged in mounting groove, the rear end of connector has link slot, the front end of toothbrush handle has connecting rod compatible with link slot, there is the shackle member of opening and the elasticity in the opening on the side wall of link slot, when the connecting rod plugs in link slot, shackle member can clamp connecting rod together with the inner sidewall of link slot and the lateral wall of shackle member can be pressed on the inner sidewall of mounting groove, in the utility model, connecting rod is bonded compression with matrix by shackle member, to reduce connecting rod and the installation gap of head toothbrushes between the two, it is unstable to avoid the occurrence of head toothbrushes vibration frequency caused by due to being bonded not tight because of connecting rod with head toothbrushes, it can be effective Improve the use quality of electric toothbrush.

Description

A kind of electric toothbrush

Technical field

The utility model relates to a kind of electric toothbrushes.

Background technique

Nowadays electric toothbrush is increasingly becoming daily necessity of the people by favor, the head toothbrushes and tooth of usual electric toothbrush Brush handle be it is dismountable, to be convenient for changing head toothbrushes, existing head toothbrushes and toothbrush handle after completion of installation, head toothbrushes and toothbrush Often there is certain installation gap between handle, makes the two that cannot be bonded clamping very well, certainly will will affect in toothbrush handle in this way Driving device vibrates the drivings of head toothbrushes, in addition will cause head toothbrushes vibration frequency it is unstable, influencing electric toothbrush just It is often used.

Utility model content

To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of head toothbrushes and toothbrush handle stable connection Electric toothbrush.

The utility model be solve its technical problem and the technical solution adopted is that:

A kind of electric toothbrush, including head toothbrushes and toothbrush handle, the head toothbrushes include matrix and connector, described matrix Rear end there is mounting groove, connector is arranged in the mounting groove, and the rear end of connector has link slot, the front end of toothbrush handle With connecting rod compatible with the link slot, there is opening and the bullet in the opening on the side wall of the link slot The shackle member of property, when the connecting rod plugs in the link slot, shackle member can be with the inner sidewall one of link slot The lateral wall for playing clamping connecting rod and shackle member can be pressed on the inner sidewall of mounting groove.

Preferably, there are a planar portions on the side wall of the connecting rod, when in connecting rod insertion link slot, the card Fitting is located at the opposite side of the planar portions.

Preferably, it is provided with lug boss on the inner sidewall of the shackle member, when the connecting rod is plugged in link slot, The lug boss can be pressed on the side wall of connecting rod.

Preferably, boss is additionally provided on the lateral wall of the shackle member.

Preferably, the front end of the connector has orientation device, has truncation portion, the base on the side wall of the orientation device Body is provided with guide slot compatible with the orientation device, and the orientation device is plugged in guide slot to the opposite matrix of connector Setting angle positioned.

Preferably, the first locating slot or the first locating piece, the mounting groove are additionally provided on the lateral wall of the connector Inner sidewall on be correspondingly provided with the first locating piece or the first locating slot, first locating piece be plugged in the first locating slot with Connector is limited around the rotation of mounting groove front-rear direction central axis.

Preferably, the rear portion of the link slot extends out from front to back.

Preferably, the connector is connected by a snap structure and is mounted on matrix.

Preferably, the rear end of the connector is additionally provided with limiting stand, and limiting slot is correspondingly provided in described matrix, described Limiting stand is plugged in limiting slot and the front end face of limiting stand is abutted with the preceding inner wall of limiting slot.

Preferably, the second locating piece or the second locating slot are additionally provided on the front side wall of the connector, before mounting groove The second locating slot or the second locating piece are correspondingly provided on inner wall, second locating piece is plugged in the second locating slot with limitation Rotation of the connector around mounting groove front-rear direction central axis.

The beneficial effects of the utility model are: connecting rod is bonded with matrix by compression by shackle member in the utility model, To reducing connecting rod and the installation gap of head toothbrushes between the two, enable connecting rod normal driving head toothbrushes, avoids out Head toothbrushes vibration frequency caused by due to being now bonded not tight because of connecting rod with matrix is unstable, can effectively improve making for electric toothbrush Use quality.

Detailed description of the invention

Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.

Fig. 1 is the structure chart of the utility model dens in dente brush head；

Fig. 2 is the exploded view of the utility model dens in dente brush head；

Fig. 3 is the structure chart of connector in the utility model；

Fig. 4 is the structure chart at another visual angle of connector in the utility model；

Fig. 5 is the cross-sectional view of the utility model；

Fig. 6 is the cross-sectional view at another visual angle of the utility model；

Fig. 7 is the structure chart of the utility model dens in dente brush handle.

Specific embodiment

Referring to Figure 1 to Figure 7, a kind of electric toothbrush, including head toothbrushes and toothbrush handle, head toothbrushes include matrix 10 and connector 20, the rear end of matrix 10 has mounting groove 11, and connector 20 is arranged in mounting groove 11, and the rear end of connector 20 has link slot 21, the front end of toothbrush handle has connecting rod 30 compatible with link slot 21, has opening on the side wall of link slot 21 and is located at The shackle member 22 of elasticity in opening, when connecting rod 30 plugs in link slot 21, shackle member 22 can be with link slot 21 Inner sidewall clamps connecting rod 30 together and the lateral wall of shackle member 22 can be pressed on the inner sidewall of mounting groove 11, to reduce Installation gap between connecting rod 30 and mounting groove 11, enables connecting rod 30 to be bonded clamping with matrix 10, avoids the occurrence of because even Extension bar 30 be bonded with matrix 10 it is not tight and caused by head toothbrushes vibration frequency it is unstable, can effectively improve the use of electric toothbrush Quality.

In the utility model, driving device is provided in toothbrush handle, connecting rod 30 is arranged in the front end of toothbrush handle and by driving Dynamic device drives and can be used in driving head toothbrushes vibration, and wherein connecting rod 30 is plugged in the connector 20 of head toothbrushes and can drive Activity is to being pressed on the inner wall of mounting groove 11 outward for dynamic shackle member 22, so that the base of connecting rod 30, shackle member 22 and head toothbrushes 10 three of body, which is bonded, to be compressed, and the installation gap between connecting rod 30 and matrix 10, the side of connecting rod 30 can be greatly reduced There are a planar portions 31, i.e. the front end of connecting rod 30 generallys use semicylinder, when connecting rod 30 is plugged in link slot 21 on wall When interior, shackle member 22 is located at the opposite side of planar portions 31, can position in this way to the installation direction of connecting rod 30, convenient for connection The production of bar 30 is installed, can also be to avoid the brinelling to 21 internal structure of link slot.

In the present embodiment, shackle member 22 has elasticity, and metal clips can be used or other elastic materials, shackle member 22 are set It sets in the opening of link slot 21 and is connected with the rear and front end of link slot 21, be provided with lug boss on the inner wall of shackle member 22 221, when connecting rod 30 is plugged in connector 20, lug boss 221 can be pressed on the side wall of connecting rod 30.Shackle member 22 Spacing between the inner sidewall of link slot 21 is less than the width of connecting rod 30, when connector 20 is plugged in link slot 21, Shackle member 22 can clamp connecting rod 30 together with the inner sidewall of link slot 21, since shackle member 22 has elasticity, when by even Meeting is movable outward when the extruding of extension bar 30 and is pressed on the inner sidewall of mounting groove 11, so that shackle member 22 and matrix 10 be made to press Tightly, enable to connecting rod 30, connector 20 and 10 three of matrix to be bonded by shackle member 22 in this way to compress, when connecting rod 30 from After being detached from link slot 21, shackle member 22 can be resetted by natural resiliency, can reduce shackle member 22 in this way to matrix 10 It squeezes, can also facilitate the disassembly of connector 20, certainly, in practical applications, shackle member 22 can also be independently arranged at connection In the opening of slot 21, or it is arranged on the inner sidewall of mounting groove 11, when connecting rod 30 plugs in link slot 21, passes through company The opening of access slot 21 abutted with the lug boss 221 of shackle member 22 and can drive shackle member 22 outward activity, until make connecting rod 30, Shackle member 22 and 11 three of mounting groove, which are bonded, to be compressed, it is not limited to this.

Boss 222 is additionally provided on the outer wall of shackle member 22, boss 222 is used to increase the thickness of shackle member 22 so that clamping Part 22 and the inner wall of mounting groove 11 are adjacent to, and can also increase the fitting area of shackle member 22 Yu mounting groove 11 in this way, so that matrix 10 vibration stress is more uniform, and frosting can be used in the surface of boss 222, to increase between shackle member 22 and mounting groove 11 Frictional force, the fitting both made is not easy to slip.

In the utility model, the front end of connector 20 has orientation device 23, has truncation portion on the side wall of orientation device 23 231, matrix 10 is provided with guide slot compatible with orientation device 23, and orientation device 23 is plugged in guide slot to 20 phase of connector The setting angle of matrix 10 is positioned, simultaneously accurate contraposition connector 20 can be quickly installed in production in this way, reduced Process time, in the present embodiment, orientation device 23 is located at the front end of connector 20, is provided on the side wall of orientation device 23 by orientation device 23 middle part extends to the truncation portion 231 of 20 front end face of connector, is correspondingly provided on the inner sidewall of mounting groove 11 and orientation device 23 compatible guide slots adjust the docking location of connector 20 Yu mounting groove 11 by rotating connector 20 or matrix 10, Plug connector 20 in link slot 21, so that connector 20 can also be limited relative to the rotation of mounting groove 11.

In the utility model, it is additionally provided with the first locating slot 24 or the first locating piece 12 on the lateral wall of connector 20, pacifies The first locating piece 12 or the first locating slot 24 are correspondingly provided on the inner sidewall of tankage 11, it is fixed that the first locating piece 12 is plugged in first To limit connector 20 around the rotation of 11 front-rear direction central axis of mounting groove in the slot 24 of position.Can prevent in this way connector 20 by The case where being likely to occur rotation when vibrating to connecting rod 30, is in addition additionally provided with the second locating piece 27 on the front side wall of connector 20 Or second locating slot, the second locating slot or the second locating piece 27, the second locating piece are correspondingly provided on the preceding inner wall of mounting groove 11 27 are plugged in the second locating slot to limit connector 20 around the rotation of 11 front-rear direction central axis of mounting groove, in this way can be into one It walks the front-rear position to connector 20 with respect to matrix 10 and is defined contraposition, in the present embodiment, the setting of the first locating slot 24 is calmly To on the lateral wall of platform 23, the first locating piece 12 is arranged on the inner sidewall of mounting groove 11, wherein the first locating slot 24 is from forward direction After extend out in order to which the first locating piece 12 is plugged in the first locating slot 24, the quantity of the second locating piece 27 is one and is arranged and exists On the outer wall of guide channel groove body, the second locating slot is accordingly arranged on the preceding inner wall of mounting groove 11, is inserted by the first locating piece 12 It is located in the first locating slot 24, the second locating piece 27 is plugged in the second locating slot, so that the rear and front end of connector 20 can It is enough clamped in mounting groove 11, can effectively limit connector 20 due to vibration around the rotation of 11 front-rear center axis of mounting groove, In practical application, the quantity of the second locating piece 27 can be set to several and be arranged around the central axis of connector 20 in front side On wall, the quantity of the second locating slot and position are adapted with the second locating piece 27, and in addition the first locating slot 24 also can be set On the lateral wall of the other positions of connector 20, it is not limited to this.

In the present embodiment, the rear portion of link slot 21 extends out from front to back, so that connector 20 be facilitated to be mounted on mounting groove 11 In, while also can be avoided and brinelling is generated to connector 20 or 11 internal structure of mounting groove when installation aligns.

In the utility model, connector 20 is connected by a snap structure and is mounted on matrix 10, so that 20 energy of connector It is enough fixedly mounted on matrix 10 and prevents connector 20 from falling off.Card slot 26 or fixture block 13, mounting groove are provided on connector 20 Fixture block 13 or card slot 26 are correspondingly provided on 11 inner sidewall, fixture block 13 is plugged in card slot 26 and connects and fixes connector 20 In mounting groove 11, in the present embodiment, fixture block 13 is provided on the inner sidewall of mounting groove 11, the quantity of fixture block 13 is for two and right Title is distributed on mounting groove 11, is correspondingly provided with card slot 26 on connector 20, and the quantity of card slot 26 is adapted and right with fixture block 13 Claim the rear end for being distributed in 21 groove body of link slot, certainly, in practical applications, fixture block 13 can be for other quantity and with suitable side Formula is distributed on the inner sidewall of mounting groove 11, can also be arranged using the protruding ring of annular around the inner sidewall of mounting groove 11, wherein Card slot 26 is adapted with fixture block 13, fixture block 13 can also be arranged on connector 20, and card slot 26 is accordingly arranged on matrix 10, It is not limited thereto.

In the utility model, the rear end of connector 20 is additionally provided with limiting stand 25, is correspondingly provided with limiting slot on matrix 10 14, limiting stand 25 is plugged in limiting slot 14 and the front end face of limiting stand 25 is abutted with the preceding inner wall of limiting slot 14 and connect with limiting The insertion depth of part 20.Whole annular rotary table can be used in limiting stand 25, and radial width is greater than the width of 21 rear end of link slot, Limiting slot 14 is adapted with limiting stand 25, and in addition the place of extending out from front to back of 21 groove body of link slot can form a halfpace, halfpace Be adapted with mounting groove 11, halfpace be plugged in can also be used in mounting groove 11 limitation connector 20 installation insertion depth, In practical application, limiting stand 25 can also be used the limited block of several protrusions and be distributed in connector 20 around 20 central axis of connector Rear end, it is not limited to this.

The foregoing is merely the preferred embodiments of the utility model, as long as realizing the utility model with essentially identical means The technical solution of purpose belongs within the protection scope of the utility model.

Claims

1. a kind of electric toothbrush, including head toothbrushes and toothbrush handle, the head toothbrushes include matrix (10) and connector (20), institute The rear end for stating matrix (10) has mounting groove (11), and connector (20) setting is interior in the mounting groove (11), connector (20) Rear end has link slot (21), and the front end of toothbrush handle has with the link slot (21) compatible connecting rod (30), feature It is: there is the shackle member (22) of opening and the elasticity in the opening, when described on the side wall of the link slot (21) Connecting rod (30) plug the link slot (21) it is interior when, shackle member (22) can be together with the inner sidewall of link slot (21) The lateral wall for clamping connecting rod (30) and shackle member (22) can be pressed on the inner sidewall of mounting groove (11).

2. a kind of electric toothbrush according to claim 1, it is characterised in that: have one on the side wall of the connecting rod (30) Planar portions (31), when connecting rod (30) be inserted into link slot (21) it is interior when, the shackle member (22) is located at the planar portions (31) opposite side.

3. a kind of electric toothbrush according to claim 1, it is characterised in that: be arranged on the inner sidewall of the shackle member (22) Have lug boss (221), when the connecting rod (30) be plugged in link slot (21) it is interior when, the lug boss (221) can compress On the side wall of connecting rod (30).

4. a kind of electric toothbrush according to claim 3, it is characterised in that: also set up on the lateral wall of the shackle member (22) There are boss (222).

5. a kind of electric toothbrush according to claim 1, it is characterised in that: the front end of the connector (20) has orientation Platform (23), has truncation portion (231) on the side wall of the orientation device (23), and the matrix (10) is provided with and the orientation device (23) compatible guide slot, the orientation device (23) are plugged in guide slot with the peace to connector (20) with respect to matrix (10) Dress angle is positioned.

6. a kind of electric toothbrush according to claim 1, it is characterised in that: also set on the lateral wall of the connector (20) It is equipped with the first locating slot (24) or the first locating piece (12), is correspondingly provided with the first positioning on the inner sidewall of the mounting groove (11) Block (12) or the first locating slot (24), first locating piece (12) are plugged in the first locating slot (24) to limit connector (20) around the rotation of mounting groove (11) front-rear direction central axis.

7. a kind of electric toothbrush according to claim 1, it is characterised in that: the rear portion of the link slot (21) is from front to back It extends out.

8. a kind of electric toothbrush according to claim 1, it is characterised in that: the connector (20) is connected by a snap Structure is mounted on matrix (10).

9. a kind of electric toothbrush according to claim 1, it is characterised in that: the rear end of the connector (20) is additionally provided with Limiting stand (25) is correspondingly provided with limiting slot (14) in described matrix (10), and the limiting stand (25) is plugged in limiting slot (14) The front end face of interior and limiting stand (25) is abutted with the preceding inner wall of limiting slot (14).

10. a kind of electric toothbrush according to claim 1, it is characterised in that: on the front side wall of the connector (20) also It is provided with the second locating piece (27) or the second locating slot, the second locating slot or are correspondingly provided on the preceding inner wall of mounting groove (11) Two locating pieces (27), second locating piece (27) are plugged in the second locating slot to limit connector (20) around mounting groove (11) The rotation of front-rear direction central axis.