CN216774496U - Motor cushioning device for electric toothbrush - Google Patents

Abstract

The utility model provides a motor cushioning device for an electric toothbrush, comprising: a housing; the fixing plate is arranged inside the shell, through holes are formed in two sides of the fixing plate, a limiting rod is arranged inside the through holes, the bottom of the limiting rod and the bottom of the inside of the shell are fixedly installed, and a first spring is arranged on the surface of the limiting rod and located at the bottom of the fixing plate; the transverse shock absorption structures are fixedly arranged on the front and the back of the two sides of the fixing plate; the connecting groove is formed in the front face of the limiting rod, and a limiting column is arranged inside the connecting groove. The motor vibration buffering device for the electric toothbrush can buffer the vibration force of the motor, and the vibration force of the motor is reduced to be transmitted to a hand holding the shell through the first spring and the second spring in the transverse vibration buffering structure, and meanwhile, the noise generated by vibration is avoided, so that the use experience of the motor is improved.

Description

Motor cushioning device for electric toothbrush

Technical Field

The utility model relates to the field of electric toothbrushes, in particular to a motor shock absorption device for an electric toothbrush.

Background

The electric toothbrush makes the brush head generate high-frequency vibration through the quick rotation or vibration of the motor core, instantly decomposes the toothpaste into fine foam, and deeply cleans teeth gaps.

With the improvement of science and technology, in order to make it more convenient and to have a better cleaning effect on teeth, electric toothbrushes have been developed to clean teeth.

The existing electric toothbrush basically uses a motor as a power source, but the motor can generate certain vibration when working, so that the problem that a user is difficult to hold due to vibration caused by the fact that the user holds the toothbrush by hands can be avoided, and the vibration can trigger certain noise to influence the use experience feeling is solved, and a cushioning device is required to be used.

Therefore, it is necessary to provide a motor vibration damping device for an electric toothbrush to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a motor cushioning device for an electric toothbrush, and solves the problems that a user holding the electric toothbrush by hands shakes due to shaking during use of the existing electric toothbrush, the user is difficult to hold the electric toothbrush by the hands, and certain noise is triggered by the shaking to influence use experience.

In order to solve the above technical problems, the present invention provides a motor cushioning device for an electric toothbrush, comprising: a housing;

the fixing plate is arranged inside the shell, through holes are formed in two sides of the fixing plate, a limiting rod is arranged inside the through holes, the bottom of the limiting rod and the bottom of the inside of the shell are fixedly installed, and a first spring is arranged on the surface of the limiting rod and located at the bottom of the fixing plate;

the transverse shock absorption structures are fixedly arranged on the front and the back of the two sides of the fixing plate;

the connecting groove is formed in the front face of the limiting rod, and a limiting column is arranged inside the connecting groove.

Preferably, the transverse cushioning structure comprises a sliding groove, a sliding block is connected to the inside of the sliding groove in a sliding mode, second springs are arranged on the two sides of the sliding block and located in the sliding groove, and a connecting block is fixedly mounted at the top of the sliding block.

Preferably, the inner part of the connecting block is fixedly installed with the outer side of the limiting column.

Preferably, a motor base is arranged at the top of the fixing plate, and a concave opening is formed in the bottom of the inner side of the motor base.

Preferably, a clamping groove is formed in the motor base and at the bottom of the concave opening.

Preferably, the bottom of fixed plate is rotated and is connected with the threaded rod, the surface cover of threaded rod is equipped with the screw thread piece.

Preferably, the surface of the thread block is provided with a circular sliding groove, and both sides of the circular sliding groove are connected with arc-shaped sliding blocks in a sliding manner.

Preferably, the outer side of the arc-shaped sliding block is fixedly connected with a clamping rod.

Compared with the prior art, the motor shock absorption device for the electric toothbrush has the following beneficial effects:

the utility model provides a motor shock absorption device for an electric toothbrush, which reduces the direct contact between a motor and a shell through the matching of a fixing plate, a limiting rod, a first spring, a through hole, a transverse shock absorption structure, a limiting column and the like, so that the motor cannot be directly transmitted to the shell when the motor generates shock in work, and the shock force of the motor is buffered through the first spring and a second spring in the transverse shock absorption structure, so that the shock force can be reduced to be transmitted to a hand holding the shell, the noise generated by the shock is avoided, and the use experience of the motor is improved.

Drawings

FIG. 1 is a schematic structural view of a first embodiment of a motor cushioning device for an electric toothbrush according to the present invention;

FIG. 2 is a schematic view of the external perspective shown in FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is a schematic structural view of a second embodiment of a motor cushioning device for an electric toothbrush according to the present invention;

fig. 5 is a schematic view of the structure of the female port shown in fig. 4.

Reference numbers in the figures: 1. a shell, 2, a fixing plate, 3, a through hole, 4, a limiting rod, 5, a first spring, 6, a transverse shock absorption structure, 61, a sliding groove, 62, a second spring, 63, a sliding block, 64, a connecting block, 7, a limiting column, 8 and a communicating groove,

10. motor cabinet, 11, notch, 12, draw-in groove, 13, threaded rod, 14, screw thread piece, 15, circular spout, 16, arc slider, 17, joint rod.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

First embodiment

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural view illustrating a first embodiment of a motor cushioning device for an electric toothbrush according to the present invention; FIG. 2 is a schematic view of the external perspective shown in FIG. 1; fig. 3 is an enlarged schematic view of a portion a shown in fig. 1. A motor cushioning device for an electric toothbrush, comprising: a housing 1;

the fixing plate 2 is arranged inside the shell 1, through holes 3 are formed in two sides of the fixing plate 2, a limiting rod 4 is arranged inside the through holes 3, the bottom of the limiting rod 4 is fixedly installed with the bottom of the shell 1, and a first spring 5 is arranged on the surface of the limiting rod 4 and located at the bottom of the fixing plate 2;

the transverse shock absorption structures 6 are fixedly arranged on the front and the back of the two sides of the fixed plate 2;

the connecting groove 8 is formed in the front face of the limiting rod 4, and the limiting column 7 is arranged in the connecting groove 8.

The limiting column 7 penetrates through the whole limiting rod 4 from the front side of the communicating groove 8 to reach the back side of the limiting rod 4 and the front side of the connecting block 64 in the other transverse shock absorption structure 6 for fixed installation.

Horizontal bradyseism structure 6 includes spout 61, the inside sliding connection of spout 61 has slider 63, the both sides of slider 63 and being located the inside of spout 61 is provided with second spring 62, the top fixed mounting of slider 63 has connecting block 64.

The sliding grooves 61 are formed in the front and back of the two sides of the fixing plate and located outside the limiting rod 4.

The inside of the connecting block 64 is fixedly installed with the outer side of the limiting column 7.

The working principle of the motor shock absorber for the electric toothbrush provided by the utility model is as follows:

when the work of motor produced vibrations to can make its fixed plate 2 atress outwards or to both sides removal, when its downstream, thereby the fixed plate cooperation through hole 3 makes its fixed plate 2 move downwards on the surface of gag lever post 4, thereby the downstream extrusion first spring 5 of rethread fixed plate 2, make its first spring 5 take place elastic deformation rethread first spring 5's elastic deformation to cushion the dispersion to the vibrations power.

When it moved when the right side left, thereby drive horizontal bradyseism structure 6 and remove spacing post 7 and move to the outside if the removal through fixed plate 2, until its spacing post 7 move to the outside of intercommunication groove 8 in intercommunication groove 8 and contact when intercommunication groove 8, thereby make its spacing post 7 can not continue to move, and the continuation atress of fixed plate 2 this moment is when wanting outside to move, thereby can make slider 63 among its horizontal bradyseism structure 6 move in spout 61, thereby the removal of rethread slider 63 can extrude second spring 62, thereby make its second spring 62 take place elastic deformation and carry out bradyseism work to its vibrations power through the elastic deformation of second spring 62 can.

Compared with the prior art, the motor shock absorption device for the electric toothbrush has the following beneficial effects:

through fixed plate 2, gag lever post 4, first spring 5, through hole 3, and the cooperation between horizontal bradyseism structure 6 and spacing post 7 etc, thereby make its motor reduce with shell 1's direct contact, thereby make its motor can not direct transmission to shell 1 when the vibrations are produced in the work, second spring 62 through first spring 5 and horizontal bradyseism structure 6, thereby cushion its vibrations power, thereby can reduce its vibrations power transmission to handheld shell 1 on hand, the noise that vibrations and produced has been avoided simultaneously, thereby improve its use and experience the sense.

Second embodiment

Referring to fig. 4 and 5, a second embodiment of the present application provides another motor vibration damping device for an electric toothbrush based on the motor vibration damping device for an electric toothbrush provided in the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the difference of the motor cushioning device for the electric toothbrush that the second embodiment of this application provided lies in, a motor cushioning device for the electric toothbrush, the top of fixed plate 2 is provided with motor cabinet 10, concave mouth 11 has been seted up to the inboard bottom of motor cabinet 10.

The intercommunicating pore has all been seted up to the inside both sides of fixed plate 2, thereby the bottom of motor cabinet 10 passes the intercommunicating pore and can reach the bottom of fixed plate 2 from the top of fixed plate 2, and the top fixedly connected with of motor cabinet 10 has the electrified machine.

The top fixed mounting of fixed plate 2 has the fixed block, can push up its motor cabinet 10 through the fixed block and move to can avoid it to lead to its motor cabinet 10 to insert the length overlength in fixed plate 2 when motor cabinet 10 is installed.

A clamping groove 12 is formed in the motor base 10 and at the bottom of the concave opening 11.

The bottom of fixed plate 2 rotates and is connected with threaded rod 13, the surface cover of threaded rod 13 is equipped with screw block 14.

The thread provided on the surface of the threaded rod 13 is adapted to the thread provided inside the threaded block 14.

The surface of the thread block 14 is provided with a circular sliding groove 15, and arc-shaped sliding blocks 16 are connected to two sides of the circular sliding groove 15 in a sliding mode.

And a clamping rod 17 is fixedly connected to the outer side of the arc-shaped sliding block 16.

The outside fixed mounting of joint pole 17 bottom has the piece of pegging graft, and the size of the piece of pegging graft and the big or small looks adaptation of draw-in groove 12 to carry out the rigidity to its joint pole 17 when its piece of pegging graft inserts the inside of draw-in groove 12.

The working principle of the motor shock absorber for the electric toothbrush provided by the utility model is as follows:

when its motor and motor cabinet 10 are fixed on fixed plate 2 as required, insert the bottom of fixed plate 2 through the intercommunicating pore with its motor cabinet 10 from the top of fixed plate 2 through manual, again through manual rotation joint pole 17, make its joint pole 17 rotate the inside of spill mouthful 11, then manual rotation threaded rod 13, thereby make its cover establish at threaded rod 13 surperficial threaded block 14 and move down on the surface of threaded rod 13 through the rotation of threaded rod 13, thereby the removal of rethread threaded block 14 drives circular spout 15 and arc slider 16 and moves down, thereby make its joint pole 17 move down in the inside of spill mouthful 11, thereby make its joint pole 17 inject the inside of draw-in groove 12, thereby it can to fix the top at fixed plate 2 to its motor cabinet 10.

And when the thread block 14 rotates, the circular sliding groove 15 is driven to rotate, and the arc-shaped sliding block 16 is connected inside the circular sliding groove 15 in a sliding manner, so that the circular sliding groove 15 cannot drive the arc-shaped sliding block 16 to rotate when rotating.

Compared with the prior art, the motor shock absorption device for the electric toothbrush has the following beneficial effects:

through inserting its motor cabinet 10 to the bottom of fixed plate 2 from the top of fixed plate 2, the rethread rotates joint pole 17 and drives arc slider 16 and remove in circular spout 15 when rotating until its joint pole 17 rotates spill mouthful 11, rethread rotates threaded rod 13 makes its thread block 14 downstream and drives joint pole 17 downstream make its joint fix motor cabinet 10 on fixed plate 2 in the inside of draw-in groove 12, moreover, the steam generator is simple in structure, convenient operation can be quick install on fixed plate 2 to its motor cabinet 10 and motor, thereby improve the speed of its installation, reduce the required time of installation, thereby work efficiency is improved.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (8)

1. A motor cushioning device for an electric toothbrush, comprising: a housing;

the fixing plate is arranged inside the shell, through holes are formed in two sides of the fixing plate, a limiting rod is arranged inside the through holes, the bottom of the limiting rod and the bottom of the inside of the shell are fixedly installed, and a first spring is arranged on the surface of the limiting rod and at the bottom of the fixing plate;

the transverse shock absorption structures are fixedly arranged on the front and the back of the two sides of the fixing plate;

the connecting groove is formed in the front face of the limiting rod, and a limiting column is arranged inside the connecting groove.

2. The motor cushioning device for the electric toothbrush according to claim 1, wherein the lateral cushioning structure comprises a sliding groove, a sliding block is slidably connected inside the sliding groove, second springs are disposed on two sides of the sliding block and inside the sliding groove, and a connecting block is fixedly mounted on the top of the sliding block.

3. The motor vibration damper for the electric toothbrush according to claim 2, wherein the inside of the connecting block is fixedly installed to the outside of the position-limiting post.

4. The motor cushioning device for an electric toothbrush according to claim 1, wherein a motor base is disposed on a top of the fixing plate, and a concave opening is formed at a bottom of an inner side of the motor base.

5. The motor cushioning device for the electric toothbrush according to claim 4, wherein a slot is formed in the motor base and at a position corresponding to the bottom of the concave opening.

6. The motor shock absorber for the electric toothbrush according to claim 4, wherein a threaded rod is rotatably connected to the bottom of the fixing plate, and a threaded block is sleeved on the surface of the threaded rod.

7. The motor cushioning device for the electric toothbrush according to claim 6, wherein a circular sliding groove is formed on the surface of the thread block, and arc-shaped sliding blocks are slidably connected to both sides of the circular sliding groove.

8. The motor cushioning device for an electric toothbrush according to claim 7, wherein a clamping bar is fixedly connected to an outer side of the arc-shaped slider.

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