CN212281727U

CN212281727U - Handle driving device of electric toothbrush

Info

Publication number: CN212281727U
Application number: CN201922132327.5U
Authority: CN
Inventors: 黄敏
Original assignee: Shenzhen Ximalong Technology Co ltd
Current assignee: Shenzhen Ximalong Technology Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2021-01-05
Anticipated expiration: 2029-12-03

Abstract

The utility model provides an electric toothbrush's brush holder drive arrangement, including handheld handle, the positive fixedly connected with control switch of handheld handle, the top and the bottom of handheld handle have all been seted up and have been held the groove, the front of handheld handle just is located the right side fixedly connected with speed indicator who holds the groove, the sealed lid of top fixedly connected with of handheld handle, a week fixedly connected with retainer plate of sealed lid, the middle part fixedly connected with bearing of sealed lid, the internal surface fixedly connected with brush handle cover spiale of bearing, the wear-resisting circle of bottom fixedly connected with of handheld handle. The utility model discloses when using the motor to drive the shaft joint and rotate, can guarantee that the motor cup joints the axle to the brush holder and carries out stable power take off, move more stably, cup joint epaxial circle groove and grooving through the brush holder and can cooperate the brush holder of toothbrush to stabilize moreover and cup joint, convenient to use has solved current electronic toothbrush top brush-holder stud installation and has not just put, uses the rotatory mode of lock joint to connect greatly, and this kind of connected mode is not just installed, uses the problem of not just putting.

Description

Handle driving device of electric toothbrush

Technical Field

The utility model relates to the technical field of electric toothbrushes, in particular to a brush holder driving device of an electric toothbrush.

Background

Electric toothbrushes come in two general categories: rotation and vibration. The principle of the rotary toothbrush is simple, namely the motor drives the circular brush head to rotate, the friction effect is enhanced while the ordinary tooth brushing action is carried out, the rotary toothbrush is high in noise, the tooth surface is cleaned cleanly, the tooth gaps are relatively weak to clean, the abrasion to teeth is large, and the rotary toothbrush is not recommended to be used for a long time. The vibration type toothbrush is more complicated and higher in price. The electric driving vibrating motor is arranged in the vibrating toothbrush, so that the brush head can generate high-frequency swing perpendicular to the brush handle direction, but the swing amplitude is very small, generally about 5 mm for each of the upper part and the lower part, and the maximum swing amplitude in the industry is 6 mm. When the toothbrush is used for brushing teeth, on one hand, the brush head which swings at high frequency can efficiently finish the action of brushing teeth, on the other hand, the mixture of toothpaste and water in the oral cavity can generate a large amount of tiny bubbles by vibration for more than 30000 times per minute, and the pressure generated when the bubbles burst can deeply penetrate into gaps between teeth to clean dirt.

When the brush holder driving device of the existing electric toothbrush is used, the brush holder at the top of the existing electric toothbrush is not convenient to mount, and is mostly connected in a buckling and rotating mode, so that the brush holder driving device is not convenient to mount and use, and cannot be stably sleeved with a top vibration sleeving structure.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides an electric toothbrush's brush holder drive arrangement has solved the installation of current electric toothbrush top brush-holder stud and has not put just, uses the rotatory mode of lock joint to connect greatly, and this kind of connected mode is not put just the installation, uses not putting just, can not stabilize and cup joint the problem with top vibration cup joint structure and stabilize.

(II) technical scheme

The utility model provides an electric toothbrush's brush holder drive arrangement, including handheld handle, the positive fixedly connected with control switch of handheld handle, the groove has all been seted up to the top and the bottom of handheld handle and has been held, the front of handheld handle just is located the right side fixedly connected with speed indicator who holds the groove, the sealed lid of top fixedly connected with of handheld handle, a week fixedly connected with retainer plate of sealed lid, the middle part fixedly connected with bearing of sealed lid, the interior fixed surface of bearing is connected with brush handle cover spiale, the wear-resisting circle of bottom fixedly connected with of handheld handle.

Preferably, the brush holder sleeve shaft comprises a rotating shaft, and the top end of the rotating shaft is fixedly connected with a convex block.

Preferably, the top end of the bump is fixedly connected with an inserted bar, and the front surface and the back surface of the inserted bar are both provided with cutting grooves.

Preferably, a ring groove is formed between the bottom of the bump and the top end of the rotating shaft, and the bottom end of the rotating shaft passes through the coupler.

Preferably, a motor is arranged right below the coupling, and an output shaft of the motor is fixedly connected with the bottom of the coupling.

Preferably, the bottom of the motor is fixedly connected with an electric connection sheet, and the surface of the electric connection sheet is fixedly connected with an electric connection block.

Preferably, handle bottom fixedly connected with bottom charges the piece, and the middle part that the piece was charged to the bottom is seted up and is equipped with the hole that charges, and the inner wall fixedly connected with copper pipe that charges in the hole charges.

Preferably, the rotating shaft is provided with a protruding strip, and the surface of the rotating shaft is fixedly connected with the inner surface of the bearing through the protruding strip.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: cup joint the axle through the brush holder and can carry out stable cup jointing with the brush holder of toothbrush, and is more convenient to use, safety, when using the motor to drive the shaft coupling and rotate, can guarantee that the motor cup joints the axle to the brush holder and carries out stable power take off, the operation is more stable, and cup joint epaxial circle groove and grooving through the brush holder and can cooperate the brush holder of toothbrush to stabilize and cup joint, high durability and convenient use, it is not just to have solved the installation of current electric toothbrush top brush-holder, use the rotatory mode of lock joint greatly and connect, this kind of connected mode is not just installed, use not just, can not stabilize and cup joint the problem with top vibration cup joint structure.

Drawings

Fig. 1 is a schematic structural view of a brush handle driving device of an electric toothbrush of the present invention.

Fig. 2 shows a structure of a brush handle sleeve spindle, a coupling, a motor and an electrical connection piece in the brush handle driving device of the electric toothbrush of the present invention.

Fig. 3 is a schematic structural view of a bottom charging block, a charging copper tube and a charging hole in a brush holder driving device of an electric toothbrush provided by the utility model.

Fig. 4 shows the structure of the rotating shaft, the sealing cover, the fixing ring and the bearing in the brush holder driving device of the electric toothbrush of the present invention.

Reference numerals: 1. a handle; 2. a control switch; 3. holding the groove; 4. a rotation speed indicator light; 5. a stationary ring; 6. a sealing cover; 7. a bearing; 801. the rotating shaft 802, the convex block 803, the ring groove 804, the inserted bar 805, the cutting groove 8 and the brush handle are sleeved with the shaft; 9. wear-resistant rings; 10. a coupling; 11. a motor; 12. an electrically connecting sheet; 13. an electrical connection block; 14. a bottom charging block; 15. a charging copper pipe; 16. a charging hole; 17. and (4) protruding strips.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the utility model provides an electric toothbrush's brush holder drive arrangement, including handheld handle 1, the positive fixedly connected with control switch 2 of handheld handle 1, the groove 3 has all been seted up to the top and the bottom of handheld handle 1, the front of handheld handle 1 just is located the right side fixedly connected with speed indicator 4 who holds groove 3, the sealed lid 6 of top fixedly connected with of handheld handle 1, a week fixedly connected with retainer plate 5 of sealed lid 6, the middle part fixedly connected with bearing 7 of sealed lid 6, the internal surface fixedly connected with brush handle cover spiale 8 of bearing 7, the wear-resisting circle 9 of bottom fixedly connected with of handheld handle 1.

The utility model discloses in, can carry out stable the cup jointing with the brush holder of toothbrush through brush handle cover spiale 8, high durability and convenient use, safety, when using motor 11 to drive shaft coupling 10 to rotate, can guarantee that motor 11 cup joints shaft 8 to the brush holder and carries out stable power take off, the operation is more stable, and can cooperate the brush holder of toothbrush to stabilize through circle groove 803 and grooving 805 on the brush handle cover spiale 8 and cup joint, high durability and convenient use, the installation of current electric toothbrush top brush-holder stud has been solved and has not been put just, use the rotatory mode of lock joint greatly and connect, this kind of connected mode is not put just the installation, use not just, can not stabilize and cup joint with top vibration cup joint structure and ask.

In an alternative embodiment, the brush handle sleeve shaft 8 comprises a rotating shaft 801, a convex block 802 is fixedly connected to the top end of the rotating shaft 801, an insert rod 804 is fixedly connected to the top end of the convex block 802, cutting grooves 805 are formed in the front and back surfaces of the insert rod 804, a ring groove 803 is formed between the bottom of the convex block 802 and the top end of the rotating shaft 801, and the bottom end of the rotating shaft 801 passes through the coupling 10.

It should be noted that the brush handle can be stably sleeved on the top of the brush handle sleeving shaft 8 through the ring groove 803, and the torque force of the motor 11 can be effectively transmitted to the brush handle sleeving shaft 8 through the coupling 10.

In an alternative embodiment, a motor 11 is arranged right below the coupling 10, an output shaft of the motor 11 is fixedly connected with the bottom of the coupling 10, an electric connection sheet 12 is fixedly connected with the bottom of the motor 11, and an electric connection block 13 is fixedly connected with the surface of the electric connection sheet 12.

The type of the motor 11 is HO229, and the motor 11 is powered by a power supply in the handle 1, so that the use is more convenient.

In an optional embodiment, a bottom charging block 14 is fixedly connected to the bottom of the handle 1, a charging hole 16 is formed in the middle of the bottom charging block 14, and a charging copper pipe 15 is fixedly connected to the inner wall of the charging hole 16.

It should be noted that the charging copper tube 15 can charge the storage battery inside the handle 1, and is convenient to use.

In an alternative embodiment, the rotating shaft 801 is provided with protruding strips 17, and the surface of the rotating shaft 801 is fixedly connected with the inner surface of the bearing 7 through the protruding strips 17.

The protruding strips 17 can fix and stabilize the rotating shaft 801 and the inner surface of the bearing 7.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides an electric toothbrush's brush holder drive arrangement, a serial communication port, including handheld handle (1), positive fixedly connected with control switch (2) of handheld handle (1), the top and the bottom of handheld handle (1) have all been seted up and have been held groove (3), the front of handheld handle (1) just is located right side fixedly connected with speed indicator (4) of holding groove (3), the sealed lid (6) of top fixedly connected with of handheld handle (1), a week fixedly connected with retainer plate (5) of sealed lid (6), middle part fixedly connected with bearing (7) of sealed lid (6), the internal surface fixedly connected with brush handle cover spiale (8) of bearing (7), the wear-resisting circle of bottom fixedly connected with (9) of handheld handle (1).

2. A handle driving device of an electric toothbrush according to claim 1, wherein the handle socket shaft (8) comprises a rotation shaft (801), and a protrusion (802) is fixedly connected to a tip of the rotation shaft (801).

3. The handle driving device of an electric toothbrush according to claim 2, wherein the top of the protrusion (802) is fixedly connected with an insert rod (804), and the front and the back of the insert rod (804) are both provided with a slot (805).

4. The handle driving device of an electric toothbrush according to claim 2, wherein a groove (803) is formed between the bottom of the protrusion (802) and the top end of the rotation shaft (801), and the bottom end of the rotation shaft (801) passes through the coupling (10).

5. A handle driving device of an electric toothbrush according to claim 4, wherein a motor (11) is provided directly below the coupling (10), and an output shaft of the motor (11) is fixedly connected to the bottom of the coupling (10).

6. A handle driving device of an electric toothbrush according to claim 5, wherein the bottom of the motor (11) is fixedly connected with an electric connection piece (12), and an electric connection block (13) is fixedly connected to the surface of the electric connection piece (12).

7. The brush handle driving device of the electric toothbrush according to claim 1, wherein the bottom of the hand-held handle (1) is fixedly connected with a bottom charging block (14), a charging hole (16) is formed in the middle of the bottom charging block (14), and a charging copper pipe (15) is fixedly connected to the inner wall of the charging hole (16).

8. The brush handle driving device of an electric toothbrush according to claim 2, wherein the rotating shaft (801) is provided with a protruding strip (17), and the surface of the rotating shaft (801) is fixedly connected with the inner surface of the bearing (7) through the protruding strip (17).