CN216534280U - Toothbrush with toothpaste storage device - Google Patents

Abstract

The utility model relates to a toothbrush with a toothpaste storage device, which comprises a toothbrush head and a hollow handle connected with the toothbrush head, wherein a cavity for storing toothpaste is arranged in the handle, the cavity is communicated with the position where bristles of the toothbrush head are located, and a toothpaste extrusion device for extruding the toothpaste in the cavity to the position where the bristles of the toothbrush head are located is arranged on the handle. The toothbrush has the characteristics of integration of toothpaste and toothbrush, small size, portability, effective prevention of toothpaste or toothbrush omission, prevention of toothpaste extrusion to pollute other articles and the like.

Description

Toothbrush with toothpaste storage device

Technical Field

The utility model belongs to a toothbrush, and particularly relates to a toothbrush with a toothpaste storage device.

Background

Brushing teeth is an important method for maintaining oral hygiene, and daily brushing is a good hygiene habit. At present, the toothbrush and the toothpaste which are commonly used by people are respectively independent, and when people go out for travel to work, the toothpaste and the toothbrush are carried along, and certain inconvenience is brought because the volumes of the two objects are large.

Although the toothbrush is small in size, toothpaste and the toothbrush are arranged separately, so that a traveler often leaves out toothpaste, the toothpaste is easily extruded out to pollute other articles, the cleaning difficulty is increased, and the mood is greatly influenced;

in life, several people in a family commonly use one toothpaste, so that oral bacteria are extruded and contacted by the toothpaste and spread to corresponding tooth brushes, and family members with poor body or poor self-resistance can have infected wind; thus requiring the purchase of multiple specialized toothpastes for use by specific personnel, which results in numerous messy wash area products and cumbersome purchases.

Meanwhile, scientific and professional researches show that the toothbrush can be replaced regularly to effectively clean the oral cavity of the teeth, and most of people cannot replace the toothbrush regularly after using the toothbrush for a long time, so that the problem of cleaning capability of the toothbrush is ignored.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a toothbrush with a toothpaste storage device, and solves the problems that toothpaste and the toothbrush are independent respectively, toothpaste is easy to miss and extrude out to pollute other objects when the toothbrush is used, one toothpaste is easy to be infected when being used by multiple people, the toothbrush needs to be replaced regularly and the like in the prior art.

The technical purpose of the utility model is mainly solved by the following technical scheme: a toothbrush with a toothpaste storage device comprises a toothbrush head and a hollow handle connected with the toothbrush head, wherein a cavity for storing toothpaste is arranged in the handle, the cavity is communicated with the bristles of the toothbrush head, and a toothpaste extrusion device for extruding the toothpaste in the cavity to the bristles of the toothbrush head is arranged on the handle; the setting of above-mentioned cavity, so as to store toothpaste, the person of facilitating the use takes at any time, and toothpaste extrusion device so that push away the brush hair department of extruding the toothbrush head with the toothpaste in the cavity, person of facilitating the use's use, make toothpaste and toothbrush structure as an organic whole, avoid the omission to single toothpaste or toothbrush, and avoid toothpaste by easy extrusion and pollute other article, portability has been improved, and can realize the single special use of toothpaste and toothbrush, avoid many people to use and lead to infecting, and the toothpaste in this cavity finishes using the back, if the toothbrush head can directly be changed to electric toothbrush, if manual toothbrush then can directly whole change, audio-visual warning user changes the toothbrush, can prevent that the user from neglecting this problem.

Preferably, a split structure is arranged between the toothbrush head and the handle, a driving piece for controlling the toothbrush head to vibrate is arranged at the end part of the handle, a first discharge hole is formed in one end of the cavity, a second discharge hole is formed in the position where bristles of the toothbrush head are located, and the toothpaste extrusion device is arranged between the first discharge hole and the second discharge hole; above-mentioned first discharge gate and toothpaste extrusion device intercommunication for toothpaste extrusion device can work in electric toothbrush, and carry the toothpaste in the cavity to second discharge gate department, thereby carry the brush hair department of toothbrush head with toothpaste, guaranteed the stable transport of toothpaste transfer passage to toothpaste.

Preferably, a connecting pipe which is arranged at the first discharge port in a penetrating manner, extends into the cavity and is communicated with an inlet of the toothpaste extrusion device is arranged at the first discharge port of the cavity on the handle, an outlet of the toothpaste extrusion device is communicated with a first conveying pipeline arranged in the handle through a hose, the first conveying pipeline is connected with a second conveying pipeline arranged in the toothbrush head, and an outlet of the second conveying pipeline is positioned at the bristles of the toothbrush head; the setting of above-mentioned connecting pipe to in extension toothpaste extrusion device's the scope of can taking out of toothpaste in the chamber, avoid toothpaste extrusion device can't take out partial toothpaste and lead to the remaining too much of toothpaste, the setting of above-mentioned hose, so that adapt to toothpaste extrusion device's action, guarantee that toothpaste is stable all the time and remove in the pipeline, avoid the leakage of toothpaste, and first pipeline and second pipeline are so that keep the stable transport to toothpaste.

Preferably, the toothpaste extrusion device comprises a fixed cylinder fixed in the handle through a fixed block and a movable cylinder capable of moving in the fixed cylinder, a connecting rod arranged along the radius direction of the handle is arranged on the side wall of the movable cylinder, an extending rod capable of turning up and down is arranged at the end part of the connecting rod, a slot for the extending rod to move up and down is arranged on the side wall of the handle, a rotating shaft is arranged at the upper half part of the joint of the connecting rod and the extending rod, and a torsion spring is arranged on the rotating shaft; the connecting rod and the grooved setting on the above-mentioned movable section of thick bamboo to the removal that the user passes through the movable section of thick bamboo of connecting rod control, so that form the suction to toothpaste, make toothpaste can be taken out and carry, and the setting of pivot and torsional spring makes the extension rod sustainable push down, and keep the straight line with the connecting rod, simultaneously when the assembly, make things convenient for crooked extension rod, make in the connecting rod can stretch into the handle, improved the convenience of assembly and guaranteed the stability of pressing control.

Preferably, the bottom end of the handle is provided with an opening, the opening is provided with a cover body, the cover body is in threaded connection with the opening, the cavity is independently connected with the inside of the handle, and the outer wall of the cavity is abutted to the inner wall of the handle; above-mentioned lid and open-ended setting for cavity and handle inner structure's assembly is more convenient, and can pull down the lid, to the cavity refilling toothpaste, has prolonged the life of this toothbrush.

Preferably, the toothbrush head and the handle are of an integrated structure, a third conveying pipeline is arranged between the toothbrush head and the handle, one end of the third conveying pipeline is connected to bristles of the toothbrush head, and the other end of the third conveying pipeline is connected with the toothpaste extrusion device through a hose; above-mentioned third pipeline's setting for toothpaste extrusion device can carry the brush hair department to the toothbrush head through third conveyer pipe and hose in ordinary toothbrush, supplies the user to use, has guaranteed the stable transport of toothpaste.

Preferably, a split structure is arranged between the toothbrush head and the handle, a driving piece for controlling the toothbrush head to vibrate is arranged at the end part of the handle, the handle comprises an upper handle section connected with the toothbrush head and a lower handle section in threaded connection with the upper handle section, the toothpaste extrusion device is arranged at the bottom end of the lower handle section, the cavity is positioned in the lower handle section, one end of the cavity is provided with a first outlet extending out of the lower handle section, a second conveying pipeline is arranged in the toothbrush head, a fourth conveying pipeline communicated with the second conveying pipeline is arranged in the upper handle section, the outlet end of the end part of the second conveying pipeline is arranged at the bristle part of the toothbrush head, one end of the fourth conveying pipeline is connected with the second conveying pipeline, and the other end of the fourth conveying pipeline is communicated with the first outlet; above-mentioned setting of going up handle section and lower handle section for toothpaste in the cavity is used up the back, can pull down handle section, and to the continuous dress of toothpaste, and reducible occupation space conveniently carries, above-mentioned second pipeline and fourth pipeline's setting, so that to toothbrush head and handle intercommunication each other, guarantee smooth and easy the carrying of toothpaste, make the brush hair department that toothpaste extrusion device can stable control toothpaste carried to the toothbrush head.

Preferably, the toothpaste extrusion device comprises a press valve arranged at the bottom of the lower handle section, the press valve is connected with the cavity through a vent hole, a first one-way valve only limiting gas to enter the cavity is arranged in the vent hole, an L-shaped air hole communicated with the press valve and extending to the outside is arranged at the bottom of the lower handle section, and a second one-way valve only limiting gas to enter the press valve is arranged in the L-shaped air hole; above-mentioned setting according to the pressure valve for according to the pressure valve accessible venthole to the extrusion gas in the chamber, make toothpaste extruded to the fourth pipeline in, and first check valve can avoid the toothpaste in the chamber to get into and cause the leakage according to the pressure valve, and the setting in L type gas pocket makes according to the pressure valve and presses the back, the gas circuit control of accessible second check valve makes according to the pressure valve automatic reconversion, thereby can carry out the reciprocal a lot of extrusion of circulation to toothpaste.

Preferably, one side of the pressing valve is provided with a push rod capable of turning up and down, the edge of the end part of the pressing valve is provided with an annular convex plate, the edge of the bottom part of the lower handle section is provided with a cross rod, one end of the push rod is rotatably connected with the cross rod, the end surface of the annular convex plate is provided with a magnetic suction block, and the other end of the push rod can be connected with the magnetic suction block in a magnetic suction manner; the setting of above-mentioned ejector pin can be when not using this toothbrush, the ejector pin of upset for the tip and the magnetism of ejector pin inhale the piece fixed, thereby support through the ejector pin to pressing the pressure valve, when avoiding the toothbrush to place, press the pressure valve and receive pressure and lead to squeezing out toothpaste, cause extravagant and pollution.

Preferably, the toothbrush head and the handle are of an integrated structure, the toothpaste extrusion device is arranged at the bottom end of the handle, the cavity is located in the handle, a second conveying pipeline communicated with the cavity is arranged on the toothbrush head, one end of the second conveying pipeline is communicated with the cavity, and an outlet at the other end of the second conveying pipeline is arranged at bristles of the toothbrush head; above-mentioned second pipeline's setting can be connected the brush hair place of cavity and toothbrush head to can be in ordinary toothbrush through toothpaste extrusion device's control, carry the brush hair department of toothbrush head with toothpaste, guarantee the smooth and easy that toothpaste carried.

Therefore, the toothbrush has the characteristics that the toothpaste and the toothbrush are integrated, the toothbrush is small and portable, the toothpaste or the toothbrush can be effectively prevented from being omitted, the toothpaste is prevented from being extruded to pollute other objects, the toothbrush can be used by a single person, infection caused by use of multiple persons is avoided, after the toothpaste in the cavity is used, the toothbrush head can be directly replaced by the electric toothbrush, the manual toothbrush can be directly replaced by the whole toothbrush, a user is intuitively reminded to replace the toothbrush, the user can be prevented from neglecting the problem, and the like.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 3;

FIG. 5 is a schematic structural view of a second embodiment of the present invention;

FIG. 6 is a perspective view of a third embodiment of the present invention;

FIG. 7 is a cross-sectional view of the structure of FIG. 5;

fig. 8 is an enlarged view of the structure at C in fig. 6;

FIG. 9 is an enlarged view of the structure at D in FIG. 6;

fig. 10 is a schematic structural view of a fourth embodiment of the present invention.

Detailed Description

The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.

As shown in fig. 1, a toothbrush with toothpaste storage device, include toothbrush head 1 and the handle 2 of being connected and the cavity setting with toothbrush head 1, be equipped with the cavity 21 that is used for storing toothpaste in the handle 2, cavity 21 communicates with the brush hair place of toothbrush head 1, be equipped with the toothpaste extrusion device that is used for the toothpaste propelling movement to toothbrush head 1's brush hair department in the cavity 21 on the handle 2, when using, toothpaste is stored in the cavity, when needing toothpaste, steerable toothpaste extrusion device, toothpaste can be pushed to the brush hair department of toothbrush head, can directly brush teeth, and can fill into different special toothpaste according to user's the condition in the cavity, in order to realize that the special person is special.

The size and the length of the cavity are set according to design requirements so as to provide sufficient toothpaste body within the designed service life (use times) of the brush head; research shows that the effective times of the toughness and elasticity recovery of the bristles made of common materials are 60 times, namely after the conventional toothbrush made of common materials is used for 60 times, the bristles are deformed and do not meet the function of cleaning the oral cavity of teeth. The toothbrush is replaced once every month to effectively clean teeth and oral cavities according to the daily morning and before sleep brushing habits, the use frequency is twice, and the user is timely reminded to replace the toothbrush for effectively cleaning the oral cavities when the toothbrush paste is used up, namely the period of replacing the toothbrush or replacing the brush head.

The first embodiment is as follows:

as shown in fig. 1-4, a split structure is provided between the toothbrush head 1 and the handle 2, a driving member 22 for controlling vibration of the toothbrush head 1 is provided at an end of the handle 2, a first discharge port 211 is provided at one end of the chamber 21, a second discharge port 11 is provided at a bristle position of the toothbrush head 1, a toothpaste extruding device is provided between the first discharge port 211 and the second discharge port 11, a connection pipe 23 is provided at the first discharge port 211 corresponding to the chamber 21 on the handle 2, the connection pipe penetrates through the first discharge port 211, extends into the chamber 21, and is communicated with an inlet of the toothpaste extruding device, an outlet of the toothpaste extruding device is communicated with a first conveying pipeline 24 provided in the handle 2 through a hose 241, the first conveying pipeline 24 is connected with a second conveying pipeline 12 provided in the toothbrush head 1, an outlet of the second conveying pipeline 12 is provided at a bristle position of the toothbrush head 1, the toothpaste extruding device comprises a fixed cylinder 32 fixed in the handle 2 through a fixing block 31 and a movable cylinder 33 movable in the fixed cylinder 32 The side wall of the movable cylinder 33 is provided with a connecting rod 34 arranged along the radius direction of the handle 2, the end part of the connecting rod 34 is provided with an extending rod 35 capable of turning up and down, the side wall of the handle 2 is provided with a slot 25 for the extending rod 35 to move up and down, the upper half part of the connection part of the connecting rod 34 and the extending rod 35 is provided with a rotating shaft 341, and the rotating shaft 341 is provided with a torsion spring 342.

The bottom of handle 2 is equipped with opening 26, is equipped with lid 261 on the opening 26, lid 261 and opening 26 threaded connection, cavity 21 independently with handle 2 in and the outer wall of cavity 21 and the inner wall butt of handle 2.

The above-mentioned driving piece adopts the motor setting, for prior art, no longer describe herein, when toothbrush head and handle are split type structure, this toothbrush is electric toothbrush, through motor drive, the below of motor is equipped with the battery, can be for the motor power supply, when needing toothpaste, press the extension rod that lies in the handle outer end, the extension rod drives movable section of thick bamboo and removes towards fixed section of thick bamboo, the inside of movable section of thick bamboo is equipped with annular inner bulge, place the ball sealer on the annular inner bulge, be connected with reset spring in the movable section of thick bamboo, fixed section of thick bamboo bottom is equipped with the opening, the ball sealer of being connected with reset spring's bottom is placed to the top of opening, when the extension rod is pressed, the extension rod drives movable section of thick bamboo and removes, movable section of thick bamboo extrusion reset spring, reset spring shrink, the ball sealer that lies in annular inner bulge is broken away by gas, and the ball sealer of fixed section of thick bamboo bottom, by atmospheric pressure compress tightly the opening part in fixed section of thick bamboo bottom, form and seal, then cancel the pressing to the extension rod, reset spring resets through the elasticity of self, thereby the activity section of thick bamboo is driven the return by reset spring, the ball sealer of protruding top in the annular keeps the closure to the activity section of thick bamboo this moment, and the ball sealer of fixed bobbin base opens the bottom of fixed bobbin, with toothpaste suction to the fixed bobbin in the cavity, after the multiple operation, toothpaste is pushed gradually to the activity section of thick bamboo in, toothpaste loops through first conveyer pipe and second pipeline at last and arrives the brush hair department of toothbrush head, lid accessible screw thread is screwed up in the handle bottom, or unscrew through the screw thread, take out the cavity and replenish toothpaste again.

Example two:

as shown in fig. 5, the toothbrush head 1 and the handle 2 are of an integral structure, a third conveying pipeline 13 is arranged between the toothbrush head 1 and the handle 2, one end of the third conveying pipeline 13 is connected to the bristles of the toothbrush head 1, the other end of the third conveying pipeline 13 is connected with a toothpaste squeezing device through a hose 241, when the toothbrush head and the handle are of an integral structure, the toothbrush is a common manual toothbrush, the structure and the working principle of the toothpaste squeezing device in the embodiment are consistent with those in the first embodiment, and are not repeated here, and toothpaste is pushed to the bristles of the toothbrush head through the third conveying pipeline.

Example three:

as shown in fig. 6-9, a split structure is provided between the toothbrush head 1 and the handle 2, a driving member 22 for controlling vibration of the toothbrush head 1 is provided at an end of the handle 2, the handle 2 includes an upper handle section 27 connected to the toothbrush head 1 and a thread connected to the upper handle section 27, a lower handle section 28 is connected, the toothpaste extrusion device is provided at a bottom end of the lower handle section 28, the chamber 21 is located in the lower handle section 28, one end of the chamber 21 is provided with a first outlet 281 extending to an outside of the lower handle section 28, a second conveying pipeline 12 is provided in the toothbrush head 1, a fourth conveying pipeline 271 communicated with the second conveying pipeline 12 is provided in the upper handle section 27, an outlet end of an end of the second conveying pipeline 12 is provided at a bristle position of the toothbrush head 1, one end of the fourth conveying pipeline 271 is connected to the second conveying pipeline 12, and the other end of the fourth conveying pipeline 271 is communicated with the first outlet 281.

Above-mentioned driving piece adopts the motor setting, for prior art, no longer describe herein, when toothbrush head and handle are split type structure, this toothbrush is electric toothbrush, through motor drive, the below of motor is equipped with the battery, can be for the motor power supply, when using, the extrusion is pressed the pressure valve, press the valve with gas extrusion to the cavity in, thereby toothpaste in the cavity is pushed to the fourth pipeline in, along with the reciprocal pressure many times, toothpaste is in fourth pipeline by propelling movement to second pipeline, at last by the brush hair department of propelling movement to toothbrush head.

The toothpaste squeezing device comprises a pressing valve 29 arranged at the bottom of a lower handle section 28, the pressing valve 29 is connected with a cavity 21 through a vent hole 212, a first one-way valve 213 which only limits gas to enter the cavity 21 is arranged in the vent hole 212, an L-shaped air hole 282 which is communicated with the pressing valve 29 and extends to the outside is arranged at the bottom of the lower handle section 28, and a second one-way valve 283 which only limits gas to enter the pressing valve 29 is arranged in the L-shaped air hole 282; an ejector rod 291 capable of being turned over up and down is arranged on one side of the pressing valve 29, an annular convex plate 292 is arranged at the edge of the end part of the pressing valve 29, a cross rod 284 is arranged at the edge of the bottom of the lower handle section 28, one end of the ejector rod 291 is rotatably connected with the cross rod 284, a magnetic suction block 293 is arranged on the end surface of the annular convex plate 292, and the other end of the ejector rod 291 can be magnetically connected with the magnetic suction block 293; the pressing valve, the first check valve and the second check valve are all products existing in the market at present, and are prior art and will not be described herein again, when in use, the pressing valve is squeezed, gas is introduced into the cavity through the vent hole and the first one-way valve, the first one-way valve limits the toothpaste to flow into the pressing valve, after the gas is introduced into the cavity, the toothpaste is extruded to be pushed into the fourth conveying pipeline, the pressing valve is restored to the original state through the self elastic action after the extrusion of the pressing valve is cancelled, and the external air enters the press valve from the L-shaped air hole, the press valve automatically returns, and the air in the press valve is limited by the second one-way valve and cannot be discharged from the L-shaped air hole, so that the press valve can be pressed for multiple times, when toothpaste is not required to be squeezed, the ejector rod is turned over, so that the end part of the ejector rod is in contact with and fixed to the magnetic suction block, and the automatic compression of the pressing valve due to external pressure can be avoided.

Example four:

as shown in fig. 10, the toothbrush head 1 and the handle 2 are of an integrated structure, the toothpaste squeezing device is arranged at the bottom end of the handle 2, the cavity 21 is arranged in the handle 2, the toothbrush head 1 is provided with a second conveying pipeline 12 communicated with the cavity 21, one end of the second conveying pipeline 12 is communicated with the cavity 21, and an outlet at the other end of the second conveying pipeline 12 is arranged at the bristle position of the toothbrush head 1; when toothbrush head and handle formula structure as an organic whole, the toothbrush is ordinary manual toothbrush, and toothpaste extrusion device's in this embodiment structure is unanimous with theory of operation and embodiment three, and it is no longer repeated here, during the use, toothpaste is pushed to the second pipeline by toothpaste extrusion device in to extrude the brush hair department to the toothbrush head gradually.

Claims (10)

1. A toothbrush with a toothpaste storage device, characterized in that: including toothbrush head (1) and handle (2) be connected and the cavity setting with toothbrush head (1), be equipped with cavity (21) that are used for storing toothpaste in handle (2), cavity (21) and the brush hair place intercommunication of toothbrush head (1), be equipped with the toothpaste extrusion device that is used for the toothpaste propelling movement to the brush hair of toothbrush head (1) department in cavity (21) on handle (2).

2. The toothbrush with toothpaste storage device of claim 1, wherein: be split type structure between toothbrush head (1) and handle (2), the tip of handle (2) is equipped with driving piece (22) that are used for controlling toothbrush head (1) vibration, the one end of cavity (21) is equipped with first discharge gate (211), the brush hair place of toothbrush head (1) is equipped with second discharge gate (11), toothpaste extrusion device locates between first discharge gate (211) and second discharge gate (11).

3. The toothbrush with toothpaste storage device of claim 2, wherein: handle (2) are gone up and are equipped with in first discharge gate (211) department corresponding to cavity (21) and wear to locate first discharge gate (211) department and extend to cavity (21) and with connecting pipe (23) of toothpaste extrusion device's import department intercommunication, toothpaste extrusion device's exit is passed through hose (241) and is located first pipeline (24) intercommunication in handle (2), first pipeline (24) are connected with second pipeline (12) of locating in toothbrush head (1), the exit of second pipeline (12) is located the brush hair department of toothbrush head (1).

4. A toothbrush with toothpaste storage device according to any of claims 1 to 3 wherein: toothpaste extrusion device includes fixed section of thick bamboo (32) in handle (2) and movable section of thick bamboo (33) that can remove in fixed section of thick bamboo (32) through fixed block (31), be equipped with connecting rod (34) that the radius direction along handle (2) set up on the lateral wall of movable section of thick bamboo (33), the tip of connecting rod (34) is equipped with extension rod (35) that can overturn from top to bottom, be equipped with fluting (25) that are used for supplying extension rod (35) to reciprocate on the lateral wall of handle (2), the first half of junction of connecting rod (34) and extension rod (35) is equipped with pivot (341), be equipped with torsional spring (342) on pivot (341).

5. The toothbrush with toothpaste storage device of claim 4, wherein: the bottom of handle (2) is equipped with opening (26), be equipped with lid (261) on opening (26), lid (261) and opening (26) threaded connection, cavity (21) independent and handle (2) in and the outer wall of cavity (21) and the inner wall butt of handle (2).

6. The toothbrush with toothpaste storage device of claim 1, wherein: the toothbrush head is characterized in that the toothbrush head (1) and the handle (2) are of an integrated structure, a third conveying pipeline (13) is arranged between the toothbrush head (1) and the handle (2), one end of the third conveying pipeline (13) is connected to the bristles of the toothbrush head (1), and the other end of the third conveying pipeline (13) is connected with a toothpaste extrusion device through a hose (241).

7. The toothbrush with toothpaste storage device of claim 1, wherein: be split type structure between toothbrush head (1) and handle (2), the tip of handle (2) is equipped with driving piece (22) that is used for controlling toothbrush head (1) vibration, handle (2) include last handle section (27) be connected with toothbrush head (1) and with last handle section (27) threaded connection's lower handle section (28), toothpaste extrusion device locates the bottom of lower handle section (28), cavity (21) are located lower handle section (28), the one end of cavity (21) is equipped with extends to the outer first export (281) of lower handle section (28), be equipped with second pipeline (12) in toothbrush head (1), be equipped with fourth pipeline (271) with second pipeline (12) intercommunication in last handle section (27), the brush hair department of toothbrush head (1) is located to the tip exit end of second pipeline (12), one end of the fourth conveying pipeline (271) is connected with the second conveying pipeline (12), and the other end of the fourth conveying pipeline (271) is communicated with the first outlet (281).

8. The toothbrush having a toothpaste storage device according to claim 7, wherein: the toothpaste extrusion device comprises a pressing valve (29) arranged at the bottom of a lower handle section (28), the pressing valve (29) is connected with a cavity (21) through a vent hole (212), a first one-way valve (213) only limiting gas to enter the cavity (21) is arranged in the vent hole (212), an L-shaped air hole (282) communicated with the pressing valve (29) and extending to the outside is arranged at the bottom of the lower handle section (28), and a second one-way valve (283) limiting gas to enter the pressing valve (29) is arranged in the L-shaped air hole (282).

9. The toothbrush having a toothpaste storage device according to claim 8, wherein: push rod (291) that can overturn from top to bottom are equipped with to one side of pressing valve (29), the tip edge of pressing valve (29) is equipped with annular flange (292), the bottom edge of lower handle section (28) is equipped with horizontal pole (284), the one end and the horizontal pole (284) of push rod (291) rotate to be connected, be equipped with magnetism on the terminal surface of annular flange (292) and inhale piece (293), the other end of push rod (291) can inhale with magnetism and inhale piece (293) magnetism and be connected.

10. The toothbrush with toothpaste storage device of claim 1, wherein: as an organic whole structure between toothbrush head (1) and handle (2), toothpaste extrusion device locates the bottom of handle (2), cavity (21) are located handle (2), be equipped with second pipeline (12) with cavity (21) intercommunication on toothbrush head (1), the one end and the cavity (21) intercommunication of second pipeline (12), the brush hair department of toothbrush head (1) is located in the exit of the second pipeline (12) other end.

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