CN114916769A

CN114916769A - Toothpaste-changing type automatic toothpaste-applying toothbrush

Info

Publication number: CN114916769A
Application number: CN202210741115.0A
Authority: CN
Inventors: 张卫东
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-08-19
Anticipated expiration: 2042-06-27
Also published as: CN114916769B

Abstract

The application relates to the technical field of toothpaste and toothbrushes, in particular to a toothpaste-changing type automatic toothpaste-coating toothbrush which comprises a brush head, a brush handle, a toothpaste storage bag, a key and a toothpaste squeezing assembly. A paste outlet channel is arranged in the brush head, and a paste outlet of the paste outlet channel is arranged at the brush hair; one end of the brush handle is detachably connected with the brush head, the end of the brush handle, which is far away from the brush head, is arranged in a hollow manner to form an accommodating cavity, the brush handle is provided with a paste squeezing channel communicated with the paste outlet channel, and the brush handle is provided with a mounting hole for mounting a key; the paste storage bag is arranged in the accommodating cavity; the button is movably arranged in the mounting hole, the button is connected with the paste storage bag through the paste squeezing assembly, when the button is pressed down, the paste squeezing channel is communicated with the paste storage bag through the paste squeezing assembly, the paste body flows into the paste squeezing channel, and when the button is reset, the paste squeezing channel and the paste storage bag are disconnected. The toothbrush provided by the application combines the toothpaste and the toothbrush into a whole, has the functions of automatically coating the toothpaste, replacing the brush head and replacing the toothpaste, effectively reduces the resource waste and reduces the environmental pollution.

Description

Toothpaste-changing type automatic toothpaste-applying toothbrush

Technical Field

The application relates to the technical field of toothpaste and toothbrushes, in particular to a toothpaste-changing type automatic toothpaste-applying toothbrush.

Background

At present, the tooth brushing tool commonly used by people is a toothbrush and a bag of toothpaste. When in tooth brushing, the toothpaste bag is firstly unscrewed, the toothpaste is squeezed out and smeared on the toothbrush, and then the toothpaste bag is screwed up to start tooth brushing.

At present, disposable oral cleaning tools are still provided for domestic hotels, and not only causes great pollution to the environment, but also causes great resource waste. Therefore, the toothbrush is further improved in the prior art, and the toothpaste-changing type automatic toothpaste-applying toothbrush is provided, so that functions of automatically applying toothpaste, automatically changing heads, changing toothpaste and the like are realized, the utilization rate of the toothbrush, a toothpaste bag and the like is improved, the environmental pollution is reduced, and the resource waste is reduced.

Disclosure of Invention

To the not enough that above-mentioned technique exists, this application provides can make up toothpaste and toothbrush into an organic whole to can scribble the automatic toothbrush of scribbling of cream formula of trading that cream, removable toothbrush head, interchangeable cream automatically.

The application provides a trade automatic toothbrush of scribbling of cream formula adopts following technical scheme:

a toothpaste-changing type automatic toothpaste-applying toothbrush comprises a brush head, a brush handle, a toothpaste storage bag, a key and a toothpaste squeezing component;

the toothbrush head is provided with bristles, a paste outlet channel is arranged in the toothbrush head, and a paste outlet of the paste outlet channel is arranged at the bristles;

one end of the brush handle is detachably connected with the brush head, one end of the brush handle, which is far away from the brush head, is arranged in a hollow manner to form an accommodating cavity, one end of the brush handle, which is far away from the accommodating cavity, is provided with a paste squeezing channel, and the paste squeezing channel can be communicated with a paste outlet channel;

the paste storage bag is arranged in the accommodating cavity, and one end of the paste storage bag is opened;

the button is movably arranged on the brush handle, the button is connected with the paste storage bag through the paste squeezing assembly, when the button is pressed down, the paste squeezing channel is communicated with the paste storage bag through the paste squeezing assembly, the paste body flows into the paste squeezing channel, and when the button is reset, the paste squeezing channel is disconnected with the paste storage bag.

Preferably, the paste squeezing assembly comprises a piston cylinder, a circular piston, a driving part and a resetting part;

the paste conveying device comprises a circular piston, a key and a driving component, wherein the circular piston is provided with a paste conveying shaft hole, one end of the circular piston is provided with a first communicating hole communicated with the paste conveying shaft hole, two ends of the first communicating hole respectively penetrate through the opposite peripheral side walls of the circular piston, and one end of the circular piston, far away from the first communicating hole, is connected with the key through the driving component;

the piston cylinder comprises a paste conveying shaft body and a cylinder part connected with one end of the paste conveying shaft body, a paste conveying channel is formed in the paste conveying shaft body, a matching hole matched with the circular piston is formed in the cylinder part, the matching hole is communicated with the paste conveying channel through a second communicating hole, when the key is pressed down, the driving assembly drives the circular piston to move towards the direction close to the piston cylinder, and the first communicating hole is communicated with the second communicating hole;

the reset part is arranged on the brush handle and is connected with the driving part to drive the key to reset.

Preferably, the driving part comprises a driving piece arranged on the brush handle in a sliding mode, the driving piece comprises a driving body and a connecting portion arranged on the top surface of the driving body, the connecting portion can be connected with a key, a third communicating hole is formed in the driving body, a guide inclined plane is arranged on the side face, opposite to the circular piston, of the driving body, when the driving body moves downwards, the circular piston can be driven by the driving body through the guide inclined plane to move towards the direction close to the piston cylinder, and the paste conveying shaft hole can be communicated with the paste extruding channel through the third communicating hole.

Preferably, the circular piston comprises a paste delivery cylinder and a piston main body fixedly connected with one end of the paste delivery cylinder, the piston main body is arranged in the piston cylinder in a sliding mode, the paste delivery shaft hole is formed in the paste delivery cylinder, and the guide inclined plane is arranged at one end, far away from the piston main body, of the paste delivery cylinder; the return component comprises a spring top plate and a first return spring;

the spring top plate is fixedly sleeved on the paste conveying cylinder;

the first return spring is sleeved on the paste conveying cylinder, one end of the first return spring is connected with the spring top plate, and the other end of the first return spring is connected with the end face, facing the brush head, of the piston cylinder.

Preferably, the reset assembly further comprises a piston gland, the piston gland is detachably fixed on the end face, facing the brush head, of the piston cylinder, and one end of the first reset spring can be connected with the piston gland.

Preferably, the subassembly that resets still including the cover locate defeated cream section of thick bamboo spring top plate gland and set up in locating pin on the spring top plate gland lateral wall, spring top plate gland can be dismantled and be fixed in on the piston gland, set up the spout that extends along brush holder length direction on the brush holder, the locating pin slidable inserts and locates in the spout.

Preferably, it seals the cream passageway to brush overhead being provided with, the mounting hole has been seted up on the brush holder, the button sets up in the mounting hole, the one end of sealing the cream passageway is linked together with a cream passageway, the other end and the mounting hole of sealing the cream passageway are linked together, it is provided with a cream inserted sheet to seal to slide in the cream passageway, the one end and the key-type connection of sealing the cream inserted sheet, it has certain elastic deformation ability to seal the cream inserted sheet, and works as when the button pushes down, the button drives a cream inserted sheet and removes to the direction that is close to the brush holder, works as when the button resets, it is sealed to seal a cream inserted sheet go out the cream mouth.

Preferably, a paste outlet cone is arranged at the position, located at the paste outlet, of the brush head, and the paste outlet cone is arranged in the brush hair.

Preferably, a second return spring is arranged in the brush handle, one end of the second return spring is connected with the bottom surface of the driving piece, and the second return spring always provides resistance to the downward pressing direction of the driving piece.

Preferably, the brush handle comprises an upper cover and a lower cover, and the upper cover is detachably connected with the lower cover through a buckle.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the toothpaste storing bag can be placed in the brush handle by arranging the hollow brush handle and the brush head with the toothpaste outlet channel, toothpaste in the toothpaste storing bag can flow to the toothpaste outlet through the toothpaste squeezing assembly and the toothpaste outlet channel and then be coated on the brush hair, and the purpose of automatically coating the toothpaste is realized;

2. through the arrangement of the structure that the driving piece, the piston cylinder and the circular piston are matched with each other, when the key is pressed down, the key drives the driving piece to move downwards, the driving piece drives the circular piston to move towards the direction close to the paste storage bag through the guide inclined plane, so that the first communication hole in the piston main body is opposite to the second communication hole in the cylinder part, and the first communication hole is communicated with the paste conveying channel, the paste conveying shaft hole, the third communication hole, the paste squeezing channel and the paste discharging channel, so that toothpaste in the paste storage bag can flow to the paste discharging hole and can be automatically smeared and brushed;

3. through the arrangement of the structure that the spring top plate, the first reset spring, the piston gland and the spring top plate gland are matched with each other, when a user releases the button, the piston cylinder moves towards the direction far away from the toothpaste storage bag under the action of the first reset spring, the first communicating hole and the second communicating hole are staggered, the toothpaste conveying channel is interrupted, the toothpaste conveying path is cut off, and meanwhile, the piston cylinder drives the driving piece to move upwards through the guide inclined plane, so that the button is reset;

4. through setting up the structure of sealing cream inserted sheet and button and mutually supporting, when the button pushes down, can drive and seal the cream inserted sheet and remove to the direction that is close to the storage cream bag, and then make out the cream mouth and go out the cream and glue the awl intercommunication, conveniently go out the cream, when the button resets, seal the tip of cream inserted sheet and can seal out the cream mouth, prevent that toothpaste from receiving external pollution.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of components of a paste ejection assembly according to an embodiment of the present application.

Fig. 3 is a schematic view of the structure of a handle of an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a piston gland and a spring top plate gland in an embodiment of the present application.

Fig. 5 is a schematic structural view of a brush head, a paste outlet cone and a paste sealing insertion sheet according to an embodiment of the present application.

Description of reference numerals: 1. a brush head; 11. a paste outlet channel; 12. a paste sealing channel; 13. sealing paste inserting pieces; 14. discharging the paste glue cone; 2. a brush handle; 21. an accommodating chamber; 22. a paste squeezing channel; 23. mounting holes; 3. A paste storage bag; 4. pressing a key; 5. a paste squeezing component; 51. a piston cylinder; 511. a plaster delivery shaft body; 511A, a paste delivery channel; 512. a cylindrical portion; 512A, a matching hole; 512B, a second communication hole; 52. a circular piston; 521. a paste delivery shaft hole; 522. a first communication hole; 523. a paste delivery cylinder; 524. a piston body; 53. A drive member; 531. a drive member; 531A, a drive body; 531B, a connecting portion; 513C, a third communication hole; 54. a reset component; 541. a spring top plate; 542. a first return spring; 543. a piston gland; 544. a spring top plate gland; 545. positioning pins; 6. a guide slope; 7. a second return spring; 8. driving the gland; 9. and (6) sliding holes.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the present number, and greater than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly defined, the terms "disposed," "installed," "connected," and the like are to be understood broadly, and may be, for example, directly connected or indirectly connected through an intermediate medium; can be fixedly connected, can be detachably connected and can be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical field can reasonably determine the specific meaning of the words in the invention by combining the specific contents of the technical scheme.

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a toothpaste-changing type automatic toothpaste-applying toothbrush. Referring to fig. 1 and 2, the toothpaste-changing type automatic toothpaste-applying toothbrush includes a brush head 1, a brush handle 2, a toothpaste storage bag 3, a button 4 and a toothpaste-squeezing assembly 5. Wherein, the brush head 1 is provided with brush hair and a toothpaste outlet channel 11, and a toothpaste outlet of the toothpaste outlet channel 11 is arranged in the brush hair, so that toothpaste can flow out from the toothpaste outlet and reach the brush hair; the brush handle 2 comprises an upper cover and a lower cover which are detachably connected through a buckle, meanwhile, one end of the brush handle 2, which is far away from the brush head 1, is hollow to form an accommodating cavity 21, a mounting hole 23 is formed in the circumferential side surface of one end, which is close to the brush head 1, of the brush handle 2, a toothpaste squeezing channel 22 is formed in one end, which is connected with the brush head 1, of the brush handle 2, the toothpaste squeezing channel 22 is communicated with the toothpaste outlet channel 11, and toothpaste can flow to brush bristles along the toothpaste squeezing channel 22 and the toothpaste outlet channel 11; one end of the toothpaste storage bag 3 is provided with an opening, toothpaste can be stored or flow out of the toothpaste storage bag 3 through the opening, and the toothpaste storage bag 3 can be placed in the accommodating cavity 21; button 4 is installed in mounting hole 23, and button 4 can reciprocate along the axial of mounting hole 23, and button 4 is connected with storage cream bag 3 through crowded cream subassembly 5 simultaneously, and when button 4 pushed down, crowded cream subassembly 5 can communicate storage cream bag 3 and crowded cream passageway 22, and then communicates storage cream bag 3 and play cream passageway 11 for toothpaste in the storage cream bag 3 can be followed crowded cream subassembly 5, crowded cream passageway 22 and play cream passageway 11 and flow to brush hair department, realizes the purpose of scribbling cream automatically.

Specifically, referring to fig. 1 and 2, the paste ejection assembly 5 includes a piston cylinder 51, a circular piston 52, a driving member 53, and a return member 54. The piston cylinder 51 comprises a paste delivery shaft body 511 and a cylinder part 512, one end of the paste delivery shaft body 511 can be inserted into the paste storage bag 3 through the opening of the paste storage bag 3, and a paste delivery channel 511A is arranged on the paste delivery shaft body 511; the cylindrical portion 512 is partially disposed in the paste storage bag 3, the cylindrical portion 512 is fixedly connected to an end of the paste delivery shaft body 511 close to the brush head 1, an end of the cylindrical portion 512 away from the paste delivery shaft body 511 extends to the outside of the paste storage bag 3, a fitting hole 512A is formed in the cylindrical portion 512, a second communication hole 512B is formed in a side wall of the cylindrical portion 512, and the second communication hole 512B can communicate the fitting hole 512A and the paste delivery passage 511A. In this embodiment, two paste delivery channels 511A and two second communication holes 512B are provided, the two paste delivery channels 511A are symmetrically arranged about the axis of the paste delivery shaft body 511, and the axes of the two second communication holes 512B are located on the same straight line. In addition, in the present embodiment, an annular groove is further formed on the outer side wall of the cylinder portion 512, and the opening of the paste storage bag 3 can be clamped and inserted into the annular groove, so that the paste storage bag 3 is fixedly mounted on the piston cylinder 51.

An end of the circular piston 52 near the paste storage bag 3 is inserted into the fitting hole 512A, and the circular piston 52 is slidably fitted to the cylindrical portion 512 through the fitting hole 512A. Meanwhile, a paste delivery shaft hole 521 is formed in the circular piston 52, a first communicating hole 522 is formed in one end of the circular piston 52, which is located in the matching hole 512A, two ends of the first communicating hole 522 respectively penetrate through two opposite side walls of the circular piston 52, the first communicating hole 522 is communicated with the paste delivery shaft hole 521, one end of the circular piston 52, which is far away from the first communicating hole 522, is connected with the key 4 through the driving part 53, and when the key 4 is pressed down, the driving part 53 can drive the circular piston 52 to move towards the direction close to the paste storage bag 3, so that the first communicating hole 522 is opposite to the second communicating hole 512B, the paste delivery passage 511A is communicated with the paste delivery shaft hole 521, and toothpaste can flow into the paste delivery shaft hole 521.

The reset component 54 is disposed on the brush shaft 2, and the reset component 54 is connected to the driving component 53 to drive the button 4 to reset.

In the present invention, the circular piston 52 includes a paste delivery cylinder 523 and a piston main body 524 fixedly connected to one end of the paste delivery cylinder 523, the diameter of the paste delivery cylinder 523 is smaller than that of the piston main body 524, a paste delivery shaft hole 521 is disposed on the paste delivery cylinder 523, the piston main body 524 is slidably disposed in the mating hole 512A, and the first communicating hole 522 is disposed on the piston main body 524.

Further, referring to fig. 1, 2 and 3, a sliding hole 9 is formed at one end of the brush handle 2 close to the brush head 1, an opening at the upper end of the sliding hole 9 is communicated with the mounting hole 23, and the driving part 53 is disposed in the sliding hole 9. In the present invention, the driving part 53 comprises a driving member 531, the driving member 531 comprises a driving body 531A slidably disposed in the sliding hole 9 and a connecting portion 531B fixedly disposed on the top surface of the driving body 531A, in this embodiment, a third communicating hole 513C is disposed on the driving body 531A, the axial direction of the third communicating hole 513C is the same as the length direction of the brush handle 2, the connecting portion 531B is a cylinder, and the upper end of the connecting portion 531B can be connected and fixed with the bottom surface of the button 4. Thus, when the button 4 is pressed down, the driving member 531 may move down along the slide hole 9. Meanwhile, the side surfaces of the driving body 531A opposite to the toothpaste tube 523 are provided with guiding inclined surfaces 6, and when the driving body 531A moves downwards, the driving body 531A can drive the toothpaste tube 523 to move towards the direction close to the piston cylinder 51 through the guiding inclined surfaces 6, so that the toothpaste tube hole 521 is communicated with the toothpaste extruding channel 22 through the third communication hole 513C, toothpaste in the toothpaste storage bag 3 can flow into the toothpaste extruding channel 22 and then flow to the bristles, and the purpose of automatically coating the toothpaste is achieved.

In the invention, the paste storage bag 3 is made of a nontoxic and tasteless food-grade elastic material, and one end of the paste storage bag is open and the other end of the paste storage bag is closed. The opening end is sleeved to the front end from the back end paste conveying shaft rod of the piston cylinder 51 and is fixedly arranged on an annular groove arranged on the cylinder part 512. The toothpaste is injected from the opening of the guide inclined plane 6 of the toothpaste conveying cylinder 523 by adopting special filling equipment, and the toothpaste injection is stopped after the toothpaste storage bag 3 continuously expands to be shaped, so that the toothpaste storage bag 3 has an inward contraction force, and the toothpaste in the toothpaste storage bag 3 can flow into the toothpaste outlet channel 11 under the action of the contraction force when the first communication hole 522 and the second communication hole 512B are opposite and communicated, thereby realizing automatic toothpaste outlet.

Meanwhile, when the toothpaste in the toothpaste storage bag 3 is used up, the upper cover and the lower cover of the brush holder 2 are opened, the toothpaste storage bag 3, the piston cylinder 51 and the circular piston 52 are taken out integrally, and new toothpaste is filled again, so that the toothbrush can be used again, the utilization rate of toothbrushes, toothpaste bags and the like is effectively improved, and the resource waste and the environmental pollution are greatly reduced.

Further, referring to fig. 1 and fig. 2, the reset component 54 includes a spring top plate 541 and a first reset spring 542, wherein the spring top plate 541 is fixedly sleeved on the paste delivery cylinder 523, the first reset spring 542 is sleeved on the paste delivery cylinder 523, one end of the first reset spring 542 is abutted or fixedly connected with the spring top plate 541, the other end of the first reset spring 542 is abutted or fixedly connected with the end surface of the piston cylinder 51 facing the brush head 1, and the first reset spring 542 provides resistance to the paste delivery cylinder 523 moving in the direction approaching the paste storage bag 3. Therefore, when the user releases the button 4, the paste tube 523 moves toward the direction close to the brush head 1 under the action of the first return spring 542, so that the first communicating hole 522 and the second communicating hole 512B are dislocated, and the paste tube 523 drives the driving member 531 to move upward through the guiding inclined surface 6, so as to drive the button 4 to return, and the paste storage bag 3 does not deliver paste to the paste outlet channel 11 any more.

Preferably, referring to fig. 2 and 4, the reset assembly further includes a piston gland 543, the piston gland 543 is detachably fixed on the end surface of the piston cylinder 51 facing the brush head 1, and one end of the first reset spring 542 is connectable with the piston gland 543. In this embodiment, the piston cover 543 is provided with an internal thread and an external thread, and the piston cover 543 is screwed on the cylindrical portion 512 through the internal thread, so that the piston cover 543 can close the opening of the fitting hole 512A on the cylindrical portion 512, and prevent the first return spring 542 from entering the cylindrical portion 512.

Preferably, referring to fig. 2 and fig. 4, the reset assembly further includes a spring top cover 544 and a positioning pin 545 disposed on an outer side wall of the spring top cover 544, in the embodiment, the spring top cover 544 is sleeved on the toothpaste tube 523, an end surface of the spring top cover 544 is located on a side of the spring top 541 facing away from the toothpaste storage bag 3, an inner circumferential side surface of the spring top cover 544 is provided with an internal thread, and the spring top cover 544 can be screwed with the piston cover 543, but in other embodiments, the spring top cover 544 can be detachably connected with the piston cover 543 by a bolt or the like. Meanwhile, the inner side wall of the upper cover or the lower cover of the brush handle 2 is provided with a sliding groove matched with the positioning pin 545, the sliding groove extends along the length direction of the brush handle 2, the positioning pin 545 can be inserted into the sliding groove, and the positioning pin 545 can be in sliding fit with the brush handle 2 through the sliding groove.

Preferably, referring to fig. 1 and fig. 2, a second return spring 7 is disposed in the handle 2 and located in the sliding hole 9, one end of the second return spring 7 is connected to the bottom surface of the driving member 531, the other end of the second return spring 7 is connected to the bottom wall of the sliding hole 9, and the second return spring 7 provides resistance to the driving member 531 in the downward pressing direction all the time. In this embodiment, in order to facilitate the installation of the second return spring 7, a spring fixing hole is opened on the bottom surface of the driving body 531A, and the upper end of the second return spring 7 can be inserted into the spring fixing hole. Thus, the second return spring 7 contributes to the return of the key 4 when the user releases the key 4.

In addition, for the freedom of movement of restriction driving piece 531, be convenient for the installation of driving piece 531, install drive gland 8 on brush holder 2 and be located mounting hole 23, drive gland 8 can seal the drill way of hole 9 that slides, and connecting portion 531B can pass through drive gland 8 and extend to drive gland 8 top, and then restricts the freedom of movement of driving piece 531, avoids driving piece 531 to break away from hole 9 that slides.

Preferably, referring to fig. 1 and 5, a paste sealing channel 12 is arranged on the brush head 1, one end of the paste sealing channel 12 is communicated with the paste outlet channel 11, the other end of the paste sealing channel 12 is communicated with the mounting hole 23, a paste sealing insertion sheet 13 is slidably arranged in the paste sealing channel 12, one end of the paste sealing insertion sheet 13 is provided with a T-shaped hook, an open slot matched with the T-shaped hook is arranged on the bottom surface of the key 4, and the T-shaped hook can be inserted into the open slot so as to connect and fix the paste sealing insertion sheet 13 and the key 4 together. In the invention, the paste sealing inserting piece 13 is made of plastic with certain elastic deformation capacity, when the button 4 is pressed down, the button 4 can drive the paste sealing inserting piece 13 to move towards the direction close to the brush handle 2, and when the button 4 is reset, the paste sealing inserting piece 13 seals the paste outlet, thereby effectively preventing toothpaste from being polluted by the outside.

In addition, in the present invention, the brush head 1 and the brush handle 2 adopt a detachable connection structure, and the specific connection structure is a general structure in the market, such as a buckle, and the like, which is not described herein again. Therefore, when the brush head 1 needs to be replaced, the paste sealing insertion piece 13 can be pulled out, and the brush head 1 is cleaned and then inserted into a new brush head 1 again for reuse, so that the utilization rate of the paste sealing insertion piece 13 and the brush handle 2 can be effectively improved, and the resource waste is reduced.

Preferably, referring to fig. 1, a paste outlet cone 14 is disposed at the paste outlet of the brush head 1, and the paste outlet cone 14 is disposed in the bristles. In this embodiment, the lower end of the paste outlet cone 14 is provided with an external thread, the paste outlet cone 14 can be screwed into the paste outlet, and the upper end of the paste outlet cone 14 extends upwards and is close to the upper end of the bristles, so that toothpaste can be more easily applied to the surface of the bristles.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a trade automatic toothbrush of scribbling of cream formula which characterized in that: comprises a brush head (1), a brush handle (2), a paste storage bag (3), a key (4) and a paste squeezing component (5);

the toothbrush head (1) is provided with bristles, a paste outlet channel (11) is arranged in the toothbrush head (1), and a paste outlet of the paste outlet channel (11) is arranged at the bristles;

one end of the brush handle (2) is detachably connected with the brush head (1), one end of the brush handle (2) far away from the brush head (1) is arranged in a hollow mode to form an accommodating cavity (21), one end of the brush handle (2) far away from the accommodating cavity (21) is provided with a paste squeezing channel (22), and the paste squeezing channel (22) can be communicated with the paste outlet channel (11);

the paste storage bag (3) is arranged in the accommodating cavity (21), and one end of the paste storage bag (3) is provided with an opening;

the button (4) is movably arranged on the brush handle (2), the button (4) is connected with the paste storage bag (3) through the paste squeezing component (5), when the button (4) is pressed down, the paste squeezing channel (22) is communicated with the paste storage bag (3) through the paste squeezing component (5), paste flows into the paste squeezing channel (22), and when the button (4) is reset, the paste squeezing channel (22) is interrupted from the paste storage bag (3).

2. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 1, wherein: the paste squeezing assembly (5) comprises a piston cylinder (51), a circular piston (52), a driving part (53) and a resetting part (54);

a paste conveying shaft hole (521) is formed in the circular piston (52), a first communicating hole (522) communicated with the paste conveying shaft hole (521) is formed in one end of the circular piston (52), two ends of the first communicating hole (522) penetrate through the opposite peripheral side walls of the circular piston (52) respectively, and one end, far away from the first communicating hole (522), of the circular piston (52) is connected with the key (4) through a driving part (53);

the piston cylinder (51) comprises an ointment conveying shaft body (511) and a cylinder part (512) connected with one end of the ointment conveying shaft body (511), an ointment conveying channel (511A) is formed in the ointment conveying shaft body (511), a matching hole (512A) matched with the circular piston (52) is formed in the cylinder part (512), the matching hole (512A) is communicated with the ointment conveying channel (511A) through a second communication hole (512B), when the key (4) is pressed down, the circular piston (52) is driven by the driving part (53) to move towards the direction close to the piston cylinder (51), and the first communication hole (522) is communicated with the second communication hole (512B);

the reset part (54) is arranged on the brush handle (2), and the reset part (54) is connected with the driving part (53) to drive the key (4) to reset.

3. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 2, wherein: the driving part (53) comprises a driving part (531) arranged on the brush holder (2) in a sliding mode, the driving part (531) comprises a driving body (531A) and a connecting part (531B) arranged on the top surface of the driving body (531A), the connecting part (531B) can be connected with a key (4), a third communicating hole (513C) is formed in the driving body (531A), a guide inclined plane (6) is arranged on the side face, opposite to the circular piston (52), of the driving body (531A), when the driving body (531A) moves downwards, the driving body (531A) can drive the circular piston (52) to move towards the direction close to the piston cylinder (51) through the guide inclined plane (6), and a paste conveying shaft hole (521) can be communicated with the paste squeezing channel (22) through the third communicating hole (513C).

4. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 3, wherein: the circular piston (52) comprises a paste delivery cylinder (523) and a piston main body (524) fixedly connected with one end of the paste delivery cylinder (523), the piston main body (524) is arranged in the piston cylinder (51) in a sliding mode, the paste delivery shaft hole (521) is arranged on the paste delivery cylinder (523), the guide inclined plane (6) is arranged at one end, far away from the piston main body (524), of the paste delivery cylinder (523), and the reset component (54) comprises a spring top plate (541) and a first reset spring (542);

the spring top plate (541) is fixedly sleeved on the paste conveying cylinder (523);

the first return spring (542) is sleeved on the toothpaste conveying cylinder (523), one end of the first return spring (542) is connected with the spring top plate (541), and the other end of the first return spring (542) is connected with the end face, facing the brush head (1), of the piston cylinder (51).

5. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 4, wherein: the reset assembly further comprises a piston gland (543), the piston gland (543) is detachably fixed on the end face of the piston cylinder (51) facing the brush head (1), and one end of the first reset spring (542) can be connected with the piston gland (543).

6. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 5, wherein: the reset assembly further comprises a spring top plate pressing cover (544) sleeved on the toothpaste conveying cylinder (523) and a positioning pin (545) arranged on the outer side wall of the spring top plate pressing cover (544), the spring top plate pressing cover (544) is detachably fixed on the piston pressing cover (543), a sliding groove extending along the length direction of the brush handle (2) is formed in the brush handle (2), and the positioning pin (545) can be slidably inserted into the sliding groove.

7. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 1, wherein: be provided with on brush head (1) and seal cream passageway (12), mounting hole (23) have been seted up on brush holder (2), button (4) set up in mounting hole (23), the one end of sealing cream passageway (12) is linked together with play cream passageway (11), the other end and the mounting hole (23) of sealing cream passageway (12) are linked together, it is provided with in cream passageway (12) to seal cream inserted sheet (13) to slide, the one end of sealing cream inserted sheet (13) is connected with button (4), it has certain elastic deformation ability to seal cream inserted sheet (13), and works as when button (4) are pushed down, button (4) drive and seal cream inserted sheet (13) and move to the direction that is close to brush holder (2), works as when button (4) reset, it seals cream inserted sheet (13) and seals play cream mouth.

8. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 1, wherein: the toothbrush head (1) is provided with a paste outlet cone (14) at the position of the paste outlet, and the paste outlet cone (14) is arranged in the bristles.

9. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 3, wherein: be provided with second reset spring (7) in brush holder (2), the one end and the driving piece (531) bottom surface of second reset spring (7) are connected, second reset spring (7) provide the resistance to driving piece (531) pushing down direction all the time.

10. The toothpaste-changing type automatic toothpaste-applying toothbrush according to claim 1, wherein: the brush holder (2) comprises an upper cover and a lower cover, and the upper cover is detachably connected with the lower cover through a buckle.