CN213607085U

CN213607085U - Pressure control device of electric toothbrush

Info

Publication number: CN213607085U
Application number: CN202022724494.1U
Authority: CN
Inventors: 崔世民; 赵侦祥
Original assignee: Jingyu Medical Technology Guangdong Co ltd
Current assignee: Jingyu Medical Technology Guangdong Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-07-06
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses an electric toothbrush's pressure control device, including handle, connecting rod, toothbrush head and brush hair, the outer wall that the handle is close to the connecting rod is provided with control button, handle and connecting rod joint, the toothbrush head integration sets up the tip that keeps away from the handle in the connecting rod, the brush hair is densely covered in the overhead end of toothbrush, the toothbrush head upper end is connected with pressure control part, and pressure control part encloses and locates the brush hair outside, and pressure control part includes soft cover and pressure control frame, the pressure control frame outside is located to the soft cover. The utility model discloses a connect pressure control part in toothbrush head upper end, and the pressure control part encloses and locates the brush hair outside, and when the user forcefully extrudees the brush hair of brush head and tightly supports the tooth, the pressure control part can prevent that the brush hair from excessively turning up, can effectively avoid the brush hair direct with user's gum and lip large tracts of land contact simultaneously, can effectively protect user's gum and lip.

Description

Pressure control device of electric toothbrush

Technical Field

The utility model relates to an electric toothbrush technical field especially relates to an electric toothbrush's pressure control device.

Background

The toothbrush is the most common tooth cleaning tool for people, is used for removing bacteria, tartar and fine sundries attached between teeth, can play a role in preventing periodontal diseases, and protects the oral hygiene and tooth health of people. At present, a sound wave vibration toothbrush has the effect of cleaning and massaging the gum by driving a brush head to vibrate through a motor.

When a user uses the toothbrush, the toothbrush head needs to be attached to the surface of teeth, when the user tightly presses the toothbrush, the excessive pressing force and the high-frequency sound wave vibration friction of the bristles can cause damage to the teeth, and particularly, the toothbrush is easy to hurt in the growth period of the teeth of children. Thus, chinese patent No. CN208525097U requires improvements in the control of the pressing force for the existing electric sonic toothbrush in order to protect the teeth.

However, in the actual use process of the electric toothbrush, as the user only needs to hold the toothbrush, if the bristles of the toothbrush head are tightly pressed against teeth during holding, not only can the gums be easily injured, but also the bristles are easily turned outwards after frequent use, and the toothbrush head needs to be frequently replaced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects existing in the prior art and provides a pressure control device of an electric toothbrush.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electric toothbrush's pressure control device, includes handle, connecting rod, toothbrush head and brush hair, the outer wall that the handle is close to the connecting rod is provided with control button, handle and connecting rod joint, the toothbrush head integration sets up the tip of keeping away from the handle in the connecting rod, the brush hair is densely covered in the toothbrush head up end, the toothbrush head upper end is connected with the pressure control part, and the pressure control part encloses and locates the brush hair outside.

Preferably, the pressure control component comprises a soft sleeve and a pressure control frame, and the soft sleeve is sleeved outside the pressure control frame.

Preferably, toothbrush head upper end be provided with pressure control frame assorted recess, a plurality of first compression springs of fixedly connected with between bottom and the pressure control frame lower extreme in the recess.

Preferably, the soft sleeve is made of elastic materials, and the lower end of the soft sleeve is hermetically bonded with the toothbrush head.

Preferably, the tip integration that the toothbrush head was kept away from to the connecting rod is provided with the fixture block, the handle tip be provided with fixture block assorted cylindricality draw-in groove, the fixture block side is provided with the camera obscura, and the inside arc fixture block that is provided with of camera obscura, fixedly connected with second compression spring between arc fixture block and the camera obscura inner bottom, cylindricality draw-in groove inner wall be provided with arc fixture block assorted card hole, the outer orifice department in card hole seals there is the sheet rubber, and bond on the sheet rubber have with card hole assorted briquetting.

Preferably, the inner wall of the cylindrical clamping groove is provided with a guide sliding groove with the width consistent with that of the arc-shaped clamping block.

Preferably, still include the fixing base, the fixing base is loudspeaker form, and the terminal surface integration of the small size of fixing base is provided with the screw thread post, the tip that the connecting rod was kept away from to the handle is provided with the thread groove with screw thread post assorted.

Compared with the prior art, the utility model provides an electric toothbrush's pressure control device possesses following beneficial effect:

1. through connecting pressure control part in toothbrush head upper end, and pressure control part encloses and locates the brush hair outside, and when the user forcefully extrudes the brush hair of toothbrush head and tightly supports the tooth, pressure control part can prevent that the brush hair from excessively turning up, can effectively avoid the brush hair direct with user's gum and lip large tracts of land contact simultaneously, can effectively protect user's gum and lip.

2. Through the pressure control part who sets up including soft cover and pressure control frame, the pressure control frame outside is located to the soft cover, and the setting of soft cover can avoid hard pressure control frame direct and gum or lip contact, can effectively protect user's gum and lip.

3. Through be provided with in toothbrush head upper end with pressure control frame assorted recess, a plurality of first compression springs of fixed connection between bottom and the pressure control frame lower extreme in the recess, the user pushes the toothbrush with strength and tightly supports the tooth with the brush hair of brush head, the tooth can extrude pressure control part, pressure control part removes to the recess bottom under first compression spring's compression effect, when the tooth was kept away from to the toothbrush head, pressure control part resets under first compression spring's effect, realize the elastic movement of pressure control part within a small circle, can make the brush hair surpass the length of pressure control part up end and change, thereby the convenience is to the cleanness of the different degree of depth of tooth.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a connect pressure control part in toothbrush head upper end, and pressure control part encloses and locates the brush hair outside, and when the user forcefully extrudes the brush hair of toothbrush with the brush head and tightly supports the tooth, pressure control part can prevent that the brush hair from excessively turning up, can effectively avoid the brush hair direct and user's gum and lip large tracts of land to contact simultaneously, can effectively protect user's gum and lip.

Drawings

Fig. 1 is a schematic structural view of a pressure control device of an electric toothbrush according to the present invention in a disassembled state;

fig. 2 is a schematic partial sectional view of a pressure control device of an electric toothbrush according to the present invention;

fig. 3 is a schematic structural view of the pressure control device of the electric toothbrush according to the present invention in an assembled state.

In the figure: 1-handle, 2-connecting rod, 3-toothbrush head, 4-brush hair, 5-pressure control component, 51-soft sleeve, 52-pressure control frame, 6-control button, 7-fixture block, 8-cylindrical clamping groove, 9-guide sliding groove, 10-threaded column, 11-fixed seat, 12-groove, 13-first compression spring, 14-arc fixture block, 15-clamping hole and 16-second compression spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a pressure control device for an electric toothbrush comprises a handle 1, a connecting rod 2, a toothbrush head 3 and bristles 4, wherein the handle 1 is provided with a control button 6 on the outer wall near the connecting rod 2, the internal structure of the handle 1 is the same as that of the electric toothbrush in the prior art, which belongs to the known prior art, and therefore details are not described herein, the handle 1 is connected with the connecting rod 2 in a clamping manner, the toothbrush head 3 is integrally arranged at the end part of the connecting rod 2 far from the handle 1, the bristles 4 are densely distributed on the upper end surface of the toothbrush head 3, the upper end of the toothbrush head 3 is connected with a, and the pressure control part 5 is arranged around the outside of the brush hair 4, when the user squeezes the toothbrush with force to press the brush hair of the brush head against the teeth, the pressure control part 5 can prevent the brush hair 4 from turning outwards excessively, meanwhile, the large-area contact of the brush hair 4 with the gum and the lip of the user can be effectively avoided, and the gum and the lip of the user can be effectively protected.

The utility model discloses in, pressure control part 5 includes soft cover 51 and pressure control frame 52, and the pressure control frame 52 outside is located to soft cover 51 cover, and hard pressure control frame 52 direct and gum or lip contact can be avoided in soft cover 51's setting, can effectively protect user's gum and lip.

Wherein, toothbrush head 3 upper end be provided with pressure control frame 52 assorted recess 12, a plurality of first compression springs 13 of fixedly connected with between bottom and the 52 lower extreme of pressure control frame in the recess 12, when the user pushes the toothbrush tightly to the tooth with strength with the brush hair of brush head, the tooth can extrude pressure control part 5, pressure control part 5 moves to recess 12 bottom under the compression of first compression spring 13, when toothbrush head 3 keeps away from the tooth, pressure control part 5 resets under the effect of first compression spring 13, realize the elastic movement of 5 minimums of pressure control part, can make brush hair 4 surpass the length of 5 up ends of pressure control part and change, thereby the convenience is to the cleanness of the different degree of depth of tooth.

Wherein, soft cover 51 is the elasticity material, and sealed bonding between soft cover 51 lower extreme and the toothbrush head 3 reduces bacterial growing, guarantees the cleanliness of the brush head department of toothbrush.

Wherein, the tip integration that toothbrush head 3 was kept away from to connecting rod 2 is provided with

fixture block

7, 1 tip of handle is provided with and blocks 7 assorted cylindricality draw-in

groove

8, 7 side ends of fixture block are provided with the hidden groove, and the hidden groove is inside to be provided with arc fixture block 14, fixedly connected with second compression spring 16 between arc fixture block 14 and the hidden groove inner bottom, 8 inner walls of cylindricality draw-in groove are provided with 14 assorted card holes 15 of arc fixture block, the outer orifice department of card holes 15 seals there is the sheet rubber, and it has the briquetting with 15 assorted card holes to bond on the sheet rubber, 8 inner walls of cylindricality draw-in groove are provided with the guide spout 9 unanimous with 14 width of arc fixture block, be convenient for.

The working principle is as follows: the user opens and closes the electric toothbrush through the control button 6, when brushing teeth, the user squeezes the toothbrush with force to tightly press the bristles of the brush head against the teeth, the pressure control part 5 can prevent the bristles 4 from turning outwards excessively, meanwhile, the bristles 4 can be effectively prevented from being directly contacted with the gum and the lips of the user in a large area, meanwhile, the soft sleeve 51 can prevent the rigid pressure control frame 52 from being directly contacted with the gum or the lips, and the gum and the lips of the user can be effectively protected; in addition, when the teeth extrude the pressure control part 5, the pressure control part 5 moves towards the bottom end of the groove 12 under the compression action of the first compression spring 13, when the toothbrush head 3 is far away from the teeth, the pressure control part 5 resets under the action of the first compression spring 13, elastic movement of the pressure control part 5 in a small range is realized, the length of the bristles 4 exceeding the upper end surface of the pressure control part 5 can be changed, and therefore cleaning of different depths of the teeth is facilitated.

Example 2

Referring to fig. 1 and 3, in this embodiment, compared with embodiment 1, the pressure control device of an electric toothbrush further includes a fixing seat 11, the fixing seat 11 is in a horn shape, a threaded post 10 is integrally disposed on a small-area end surface of the fixing seat 11, and a threaded groove matched with the threaded post 10 is disposed on an end portion of the handle 1 away from the connecting rod 2.

The working principle is as follows: after the use, can utilize screw post 10 to fix the fixing base 11 stably at handle 1 tip, the fixing base 11 of loudspeaker form is convenient for stably vertically place.

It should be further noted that the electrical control method used in this document is automatically controlled by a controller and powered by an external power source, and the control circuit of the controller can be implemented by simple programming by those skilled in the art, which belongs to the common knowledge in the art, and this application mainly serves to protect the mechanical device, so the control method and the circuit connection are not explained in detail in this application.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an electric toothbrush's pressure control device, includes handle (1), connecting rod (2), toothbrush head (3) and brush hair (4), the outer wall that handle (1) is close to connecting rod (2) is provided with control button (6), handle (1) and connecting rod (2) joint, toothbrush head (3) integration sets up in connecting rod (2) and keeps away from the tip of handle (1), brush hair (4) densely covered in toothbrush head (3) up end, its characterized in that, toothbrush head (3) upper end is connected with pressure control part (5), and pressure control part (5) enclose and locate brush hair (4) the outside.

2. The pressure control apparatus of an electric toothbrush according to claim 1, wherein the pressure control part (5) comprises a soft sleeve (51) and a pressure control frame (52), and the soft sleeve (51) is sleeved outside the pressure control frame (52).

3. The pressure control device of the electric toothbrush according to claim 2, characterized in that the upper end of the toothbrush head (3) is provided with a groove (12) matched with the pressure control frame (52), and a plurality of first compression springs (13) are fixedly connected between the bottom end in the groove (12) and the lower end of the pressure control frame (52).

4. A pressure control device for an electric toothbrush according to claim 3, wherein the flexible sheath (51) is made of elastic material, and the lower end of the flexible sheath (51) is hermetically bonded with the toothbrush head (3).

5. The pressure control device of the electric toothbrush according to any one of claims 1 to 4, wherein a clamping block (7) is integrally arranged at the end part of the connecting rod (2) far away from the toothbrush head (3), a cylindrical clamping groove (8) matched with the clamping block (7) is arranged at the end part of the handle (1), a blind groove is arranged at the side end of the clamping block (7), an arc-shaped clamping block (14) is arranged inside the blind groove, a second compression spring (16) is fixedly connected between the arc-shaped clamping block (14) and the bottom end in the blind groove, a clamping hole (15) matched with the arc-shaped clamping block (14) is arranged on the inner wall of the cylindrical clamping groove (8), a rubber sheet is sealed at the outer hole of the clamping hole (15), and a pressing block matched with the clamping hole (15) is bonded on the rubber sheet.

6. The pressure control device of an electric toothbrush according to claim 5, wherein the inner wall of the cylindrical slot (8) is provided with a guide sliding groove (9) which is consistent with the width of the arc-shaped block (14).

7. The pressure control device of the electric toothbrush according to claim 6, further comprising a fixing base (11), wherein the fixing base (11) is in a horn shape, a threaded post (10) is integrally arranged on a small-area end surface of the fixing base (11), and a threaded groove matched with the threaded post (10) is arranged on an end portion of the handle (1) far away from the connecting rod (2).