CN112515329B

CN112515329B - Toothbrush for oral care and method of use thereof

Info

Publication number: CN112515329B
Application number: CN202011425103.4A
Authority: CN
Inventors: 方婕; 祁荷栩; 王梦娇; 彭佳佳; 赵志河
Original assignee: Sichuan University
Current assignee: Chengdu Yabatus Medical Technology Co., Ltd.
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-03
Anticipated expiration: 2040-12-09
Also published as: CN112515329A

Abstract

The invention discloses a toothbrush for oral care and a using method thereof, the toothbrush comprises a brush head and a brush handle, wherein the surface of the brush head is provided with a toothpaste storage cavity, the open end of the toothpaste storage cavity is covered with a film, and the end parts of the toothpaste storage cavity close to and far away from the direction of the brush handle are respectively provided with a first arc chute and a second arc chute; the accommodating cavity is communicated with the paste storage cavity; a paste pushing piece is movably placed in the accommodating cavity, a protruding part is arranged at the top end of the paste pushing piece, and the protruding part is positioned in the first arc chute; the first connecting rod is fixedly connected with the paste pushing piece, penetrates out of the brush head from one end of the brush head far away from the brush handle, and is in rotating fit with the brush head; when the first connecting rod moves outwards to the stroke end point, the bulge part is opposite to the second arc chute. The invention is used for solving the problems of poor user experience and poor sanitation degree of the toothbrush integrated with toothpaste in the prior art, and achieves the purposes of optimizing the toothpaste outlet structure of the disposable toothbrush and recycling under the condition of avoiding fluid residue.

Description

Toothbrush for oral care and method of use thereof

Technical Field

The present invention relates to the field of oral care, and in particular to a toothbrush for oral care and a method of use thereof.

Background

With the improvement of the living standard of people, the public pays more and more attention to oral care. Currently, oral care recommended by oral medicine includes: 1. cleaning the tooth surface with toothbrush toothpaste; 2. using dental floss to clean the adjacent surfaces of the teeth which are difficult to be cleaned by a toothbrush; 3. the gargle is used for further cleaning the oral environment and freshening breath. The oral care is needed after each meal, so as to prevent and control dental caries, periodontal diseases and the like and protect oral health. Therefore, the public often needs to carry a toothbrush, toothpaste, dental floss and mouthwash respectively, which causes inconvenience.

The traditional toothbrush has single function and needs to be additionally matched with toothpaste for use. Therefore, multifunctional toothbrushes have appeared in the prior art, which aim to integrate toothpaste into the toothbrush to improve the convenience of people, and the prior art is mainly divided into the following two categories: one is that a bag for storing toothpaste is arranged at the bottom of the brush hair, and the bag is manually bitten to cause the toothpaste to flow out when in use; when the toothbrush is used, the bag needs to be manually bitten and broken, the toothpaste overflows when the bag is broken, so that bad experience is avoided for a user, and the toothbrush is similar to the traditional disposable toothbrush, has a simple structure and high recyclability, and is easy to be recycled and reset by illegal merchants, so that people go out and are increasingly disliked to use the disposable toothbrush. The other type is that a cavity is arranged in the toothpaste tube to store toothpaste, and a proper amount of toothpaste is squeezed out of the cavity when the toothpaste tube is used each time; such a toothbrush has a problem in that a toothpaste discharge passage communicating with the inner cavity is formed at the bottom of the bristles, and it is inevitable that fluid remains in the toothpaste discharge passage after each use, and it is difficult to use the toothbrush as a disposable toothbrush which is carried outdoors because the toothpaste discharged from the toothpaste discharge passage is attached to the bristles in the next use. In conclusion, the toothbrush integrated with toothpaste in the prior art has the problems of poor user experience and poor sanitation degree.

Disclosure of Invention

The invention provides a toothbrush for oral care and a using method thereof, which are used for solving the problems of poor user experience and poor sanitation degree of a toothbrush integrated with toothpaste in the prior art, and achieving the purposes of optimizing a toothpaste outlet structure of a disposable toothbrush and simultaneously being capable of being repeatedly used under the condition of avoiding fluid residues.

The invention is realized by the following technical scheme:

the toothbrush for oral care comprises a toothbrush head and a toothbrush handle, wherein a toothpaste storage cavity is formed in the surface of the toothbrush head, a thin film covers the open end of the toothpaste storage cavity, a first arc chute and a second arc chute are respectively formed in the end parts, close to the direction away from the toothbrush handle, of the toothpaste storage cavity, and the first arc chute and the second arc chute extend to the open end of the toothpaste storage cavity; the paste storage cavity is communicated with the paste storage cavity, and the paste storage cavity is coaxial with the paste storage cavity; a paste pushing piece is movably placed in the accommodating cavity, a protruding part is arranged at the top end of the paste pushing piece, and the protruding part is positioned in the first arc chute; the first connecting rod is fixedly connected with the paste pushing piece, the axis of the first connecting rod is parallel to the axis of the paste storage cavity, the first connecting rod penetrates out of the brush head from one end, far away from the brush handle, of the brush head, and the first connecting rod is in rotating fit with the brush head; when the first connecting rod moves outwards to the stroke end point, the bulge part is opposite to the second arc chute.

Aiming at the problems of poor user experience and poor sanitation degree of a toothbrush integrated with toothpaste in the prior art, the invention provides the toothbrush for oral care. The toothpaste is sealed in the toothpaste storage cavity through the thin film when the toothpaste storage cavity is not used, and the thin film can be made of plastic film and can be conveniently broken by the protruding part. The bulge sets up on pushing away the cream piece, all matches with first circular arc spout and second circular arc spout, can slide in first circular arc spout and second circular arc spout. The utility model provides an one end, the one end of keeping away from brush holder place direction that store up cream chamber near brush holder place direction are seted up respectively to first circular arc spout, second circular arc cunning. This application still sets up and holds the chamber, holds the chamber and stores up cream chamber intercommunication and coaxial, is convenient for push away cream spare from holding in the smooth entering of chamber and storing up cream chamber. The first connecting rod penetrates out of the brush head from one end of the brush head far away from the brush handle, and when the first connecting rod rotates, the first connecting rod drives the paste pushing piece and the protruding part on the paste pushing piece to synchronously rotate. Because first circular arc spout, second circular arc spout all extend to the opening end of storing up the cream chamber, consequently the bulge can rotate to film department, breaks the film by the bulge and realizes the manuscript function. In an initial state, the toothpaste pushing piece is positioned in the accommodating cavity, the protruding part is positioned in the first arc chute, and the toothpaste is filled in the toothpaste storing cavity; when the paste pushing device needs to be used, a user rotates the first connecting rod from the outside to the reverse direction to drive the paste pushing piece to rotate synchronously, the protruding portion rotates to the position of the film along the first arc-shaped sliding groove, and the film is broken by the protruding portion; then the first connecting rod is pulled out to the stroke end, the film is continuously broken by the convex part in the pulling process, and the toothpaste in the toothpaste storage cavity is gradually pushed out from the broken opening of the film by the toothpaste pushing part; when the first connecting rod cannot be pulled out outwards continuously and then reaches the stroke end, the user rotates the first connecting rod from the outside again to the reverse direction, the paste pushing piece is driven to rotate synchronously, and the protruding portion rotates inwards along the second arc chute and is contained in the second arc chute. Compared with the prior art, the toothbrush can be used as a disposable toothbrush, so that the somatosensory discomfort caused by the fact that a user bites a bag by mouth is avoided, and the process of extruding toothpaste can be completely operated by hands; the toothbrush can be used repeatedly as a common toothbrush, and the toothpaste pushing piece enters the toothpaste storage cavity for filling and position supplementing when used for the first time, so that the problem that fluid easily enters and is stored in a toothpaste outlet channel in the prior art is solved, and the problem that the sanitation condition is caused by residual fluid is solved; meanwhile, the toothbrush can be used repeatedly as a conventional toothbrush after being used for the first time, so that the use degree of the toothbrush is obviously improved, the service life is prolonged, energy conservation and emission reduction are facilitated, and the toothbrush is very environment-friendly.

Further, when the bulge is positioned in the first arc chute, the paste pushing piece completely fills the accommodating cavity; when the bulge is positioned in the second arc chute, one end of the paste pushing piece, which is far away from the first connecting rod, is used for plugging the opening of the accommodating cavity. When the bulge is located first circular arc spout, this application was in unused state this moment, was filled completely by pushing away the cream spare hold the chamber, avoid toothpaste to get into and hold the chamber, certainly push away the cream spare and hold the clearance between the chamber and carry out the adaptability setting according to particular case to it is suitable for as little as possible. When the bulge is located the second circular arc spout, the toothpaste that indicates to store up the cream intracavity is released, pushes away the one end shutoff that the cream spare was kept away from first connecting rod this moment the oral area in chamber is held, this application is opening the use back promptly, still carries out the shutoff to holding the chamber through pushing away the cream spare to this liquid entering that avoids brushing teeth in-process to produce holds the chamber in, further improves the sanitary safety in the follow-up use of this application.

The paste pushing device comprises a paste pushing piece, a first elastic piece and a locking mechanism, wherein the paste pushing piece is arranged in the accommodating cavity and is used for pushing the paste pushing piece into the accommodating cavity; when the first connecting rod moves outwards to the stroke end, the pin is as high as the pin hole. In the scheme, when the first connecting rod moves outwards to the stroke end point, the toothpaste in the toothpaste storage cavity is pushed out, and at the moment, the first connecting rod and the toothpaste pushing piece are locked through the locking mechanism, so that resetting is avoided. The specific locking method comprises the steps that when the first connecting rod cannot be pulled out continuously and then reaches the stroke end, a user rotates the first connecting rod again from the outside to the reverse direction to drive the paste pushing piece to rotate synchronously, the protruding portion rotates inwards to the stroke end point along the second arc chute (namely, the protruding portion reaches the inner end of the second arc chute), the pin hole rotates to the position opposite to the pin, the paste pushing piece relieves the limitation on the pin, and the pin is pushed into the pin hole instantly under the action of the elastic force of the first elastic piece to complete locking. Under the locking state, the bulge receives the unable horizontal rotation of restriction of pin, consequently pushes away the unable rotation of cream spare, so under the restriction of second circular arc spout, whole cream spare and the connecting rod of pushing away all can't reset down to guarantee to push away the cream spare and steadily fill all the time in storing up the cream intracavity, be favorable to the long-term normal use of this application. In addition, the traditional disposable toothbrush is easy to recover and reset by illegal merchants due to high recoverability, so that people are increasingly disliked to use the disposable toothbrush when going out, and the scheme ensures that the disposable toothbrush cannot be easily recovered and reset by the arrangement of the locking mechanism because the toothpaste cannot be refilled into the toothpaste storage cavity once the toothbrush is started for the first time, so that the worry of a user on the sanitation and safety problems of the disposable toothbrush can be eliminated, the recovery problem of the disposable toothbrush by the illegal merchants is solved, and the user can judge that the toothbrush is started by seeing that the first connecting rod of the toothbrush is pulled outwards, so that the illegal merchants or manufacturers can be identified, and therefore, the disposable toothbrush has very remarkable value from the aspects of safety in use and public health.

Further, the inside stock solution chamber that is used for storing the mouthwash that sets up of brush holder, the brush holder surface can be dismantled and connect the end cap, the end cap is used for the shutoff stock solution chamber. In addition, with the increasing awareness of oral hygiene, more and more people begin to use mouthwash to maintain oral hygiene, and are difficult to carry around when going out. This scheme still sets up the stock solution chamber that is used for storing the mouthwash in this reason brush holder inside, carries out the shutoff through the end cap to the stock solution chamber at ordinary times, when needs use the mouthwash, unloads the end cap and pours into the mouth with the mouthwash in the stock solution intracavity can. The integration of toothbrush and mouthwash has been realized to this scheme, is showing the functional that has improved current disposable toothbrush to can adorn end cap shutoff liquid storage chamber again after using up and carry out normal use, the liquid storage chamber is not with brush head position intercommunication, consequently even there is liquid to get into and persist the use health that can not influence the toothbrush wherein.

Furthermore, one end of the brush holder, which is far away from the direction of the brush head, is provided with a dental floss kit, and the dental floss kit further comprises an end cover used for covering the dental floss kit, and the end cover is in threaded connection with the brush holder. The scheme integrates the dental floss suite at the brush handle, and the functionality of the toothbrush is further expanded.

Further, the dental floss kit comprises a second connecting rod, a wire winder and a dental floss rod; one end of the second connecting rod is hinged with the brush handle, and the other end of the second connecting rod is fixedly connected with the dental floss rod; the winder is arranged at the end part of the brush handle; the dental floss is led out from the wire winder and is connected to the dental floss rod after bypassing the tension wheel. In the scheme, the second connecting rod is hinged with the brush handle, so that the second connecting rod can drive the dental floss rod to rotate to adjust the angle, and a user can conveniently adjust the smooth direction when using the dental floss. In addition, store more dental flosses through the spooler for this application can provide the dental floss many times throughout in follow-up used repeatedly process, has avoided the problem that disposable dental floss stick constantly abandons and forgets to carry easily among the prior art. The dental floss is led out from the wire winder, is connected to the dental floss rod after bypassing the tension pulley, and is ensured to be straightened through the tension pulley, so that the dental floss can be used normally; wherein the specific position size of the tension pulley and the like can be set by the technicians in the field according to the specific situation.

Furthermore, the dental floss rod comprises a C-shaped portion, two ends of the C-shaped portion are respectively a first end and a second end, the first end and the second end are branched into two petals, and a winding shaft is arranged between the two petals of the first end and the second end. The C-shaped portion is of an existing structure of the dental floss rod, the improvement point of the scheme is that two ends of the C-shaped portion are arranged to be of a two-petal branching structure, winding shafts are arranged in the two bifurcate branches, used dental floss is cut short after each use, new dental floss is pulled out of the winder, then the winding shafts at the first ends are firstly wound, and then the winding shafts at the second ends are manually sleeved. This application sets up to the effect that two lamella forked structures have realized simple and convenient long-term use dental floss through two ends of C type portion for this scheme dental floss external member can realize subsequent repeated repetitious usage together with the toothbrush.

Further, the dental floss rod is fixedly connected with an installation block, the installation block is provided with a wedge-shaped through groove, the dental floss rod further comprises a wedge-shaped block in sliding fit with the wedge-shaped through groove, and one side of the wedge-shaped block, which faces the bottom direction of the wedge-shaped through groove, is provided with a cutting edge; a support plate is fixed on the mounting block, the support plate is connected with the wedge-shaped block through a second elastic piece, and the second elastic piece applies acting force far away from the wedge-shaped through groove to the wedge-shaped block; the dental floss is led out from the wire winder, bypasses the tension wheel, passes through the wedge-shaped through groove and is connected to the dental floss rod. In addition, the dental floss needs to be cut off by an external tool after each use, which is easy to cause inconvenience in use and low in user acceptance. Therefore, the dental floss kit is further optimized, the dental floss rod is provided with the installation block, the installation block is provided with the wedge-shaped through groove, and the dental floss penetrates through the wedge-shaped through groove. The wedge-shaped through groove is inevitably provided with an inclined surface, a wedge block in sliding fit is arranged on the inclined surface in a matching manner, and a cutting edge is arranged on one side of the wedge block facing the bottom direction of the wedge-shaped through groove and used for cutting off the dental floss. In the scheme, under a normal state, the wedge-shaped block is pushed away by the second elastic piece, so that the dental floss normally passes through the wedge-shaped through groove; when the dental floss needs to be cut off after use, a user only needs to press the wedge-shaped block downwards, the acting force of the pressing overcomes the elasticity of the second elastic piece to push the wedge-shaped block to slide downwards along the inclined surface of the wedge-shaped through groove, and the dental floss is cut off by using the blade on the wedge-shaped block; after the dental floss is cut off, the user passes the end of the dental floss through the wedge-shaped block again, winds the winding shaft at the first end and then manually sleeves the winding shaft at the second end. This scheme simple structure, and overcome the defect that needs cut the dental floss with the help of outside instrument among the prior art, show the convenient to use nature that has improved this application dental floss external member, be favorable to the wide use of this application more.

A method of using a toothbrush for oral care comprising:

s1, in the initial state, the toothpaste pushing piece is positioned in the accommodating cavity, the protruding part is positioned in the first arc chute, and the toothpaste is filled in the toothpaste storing cavity;

s2, the user rotates the first connecting rod from the outside to the reverse direction to drive the paste pushing piece to rotate synchronously, the bulge rotates to the position of the film along the first arc chute, and the film is broken by the bulge;

s3, the user pulls out the first connecting rod to the stroke end, the bulge part continuously breaks the film in the pulling process, and the toothpaste pushing piece gradually pushes the toothpaste in the toothpaste storage cavity out of the broken opening of the film;

s4, after the first connecting rod cannot be pulled out continuously, the user rotates the first connecting rod again from the outside to the reverse direction to drive the paste pushing piece to rotate synchronously, the protruding portion rotates inwards along the second arc sliding groove and is contained in the second arc sliding groove, and the opening of the containing cavity is blocked by one end, far away from the first connecting rod, of the paste pushing piece at the moment.

Further, in step S4, when the protrusion moves to the end of the stroke along the second arc chute, the pin hole on the paste pushing member faces the mounting hole on the side wall of the accommodating cavity, and the first elastic member pushes the pin out of the mounting hole.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. the toothbrush for oral care and the use method thereof avoid the somatosensory discomfort caused by the fact that a user bites the bag with the mouth, and the process of squeezing out toothpaste can be completely operated by hands.

2. The toothbrush for oral care and the use method thereof can be repeatedly used as a common toothbrush, and the toothpaste pushing piece enters the toothpaste storage cavity for filling and position supplementing when the toothbrush is used for the first time, so that the problem that fluid easily enters and is stored in a toothpaste outlet channel in the prior art is solved, and the problem that the sanitary condition is good and worried due to the residual fluid is solved; meanwhile, the toothbrush can be used repeatedly as a conventional toothbrush after being used for the first time, so that the use degree of the toothbrush is obviously improved, the service life is prolonged, the energy conservation and emission reduction are facilitated, and the toothbrush is environment-friendly

3. According to the toothbrush for oral care and the use method thereof, due to the arrangement of the locking mechanism, once the toothbrush is started for the first time, toothpaste cannot be refilled into the toothpaste storage cavity, so that the toothbrush cannot be easily recovered and reset, the worry of a user about the sanitation and safety problems of the disposable toothbrush can be eliminated, the problem of recovering the disposable toothbrush by a non-issuing merchant is solved, the user can judge that the toothbrush is started by seeing that the first connecting rod is pulled outwards, and further identify illegal merchants or manufacturers, so that the toothbrush has very remarkable value from the aspects of safety in use and public health.

4. The toothbrush for oral care and the use method thereof can always provide dental floss for multiple times in the subsequent repeated use process, thereby avoiding the problem that the disposable dental floss rod in the prior art is continuously discarded and is easy to forget to carry; still overcome the defect that needs cut the dental floss with the help of outside instrument, showing the convenient to use nature that has improved this application dental floss external member, be favorable to the popularization and application of this application more.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a brush head portion of an embodiment of the invention;

FIG. 3 is a sectional view taken along the line A-A in FIG. 2;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 5 is a cross-sectional view of a portion of a brushhead of an embodiment of the present invention during deployment;

FIG. 6 is a cross-sectional view of a portion of a brush head during deployment of an embodiment of the present invention;

FIG. 7 is a cross-sectional view of a portion of a brushhead of an embodiment of the present invention, as engaged in position;

FIG. 8 is a schematic structural diagram of an embodiment of the present invention;

FIG. 9 is a cross-sectional view of FIG. 8;

FIG. 10 is an enlarged view of a portion of FIG. 9 at C;

FIG. 11 is a schematic structural view of a dental flosser in an embodiment of the present invention;

FIG. 12 is a side view of a mounting block in an embodiment of the invention;

fig. 13 is a cross-sectional view of an embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

1-brush head, 2-brush handle, 3-paste storage cavity, 4-film, 5-first arc chute, 6-second arc chute, 7-containing cavity, 8-paste pushing component, 9-bulge, 10-first connecting rod, 11-pin hole, 12-mounting hole, 13-pin, 14-first elastic component, 15-liquid storage cavity, 16-plug, 17-end cover, 18-bobbin winder, 19-dental floss rod, 20-second connecting rod, 21-tension wheel, 22-dental floss, 191-first end, 192-second end, 193-bobbin, 194-mounting block, 195-wedge through groove, 196-wedge block, 197-blade, 198-support plate and 199-second elastic component.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example 1:

the toothbrush for oral care shown in fig. 1 to 4 comprises a brush head 1 and a brush handle 2, wherein a toothpaste storage cavity 3 is formed in the surface of the brush head 1, a thin film 4 covers the open end of the toothpaste storage cavity 3, a first arc chute 5 and a second arc chute 6 are respectively formed in the end parts of the toothpaste storage cavity 3 close to and far away from the direction of the brush handle 2, and the first arc chute 5 and the second arc chute 6 both extend to the open end of the toothpaste storage cavity 3; the paste storage device also comprises an accommodating cavity 7 communicated with the paste storage cavity 3, and the accommodating cavity 7 is coaxial with the paste storage cavity 3; a paste pushing piece 8 is movably placed in the accommodating cavity 7, a protruding part 9 is arranged at the top end of the paste pushing piece 8, and the protruding part 9 is positioned in the first arc chute 5; the toothbrush also comprises a first connecting rod 10 fixedly connected with the toothpaste pushing part 8, the axis of the first connecting rod 10 is parallel to the axis of the toothpaste storage cavity 3, the first connecting rod 10 penetrates out of the toothbrush head 1 from one end of the toothbrush head 1 far away from the toothbrush handle 2, and the part of the first connecting rod 10 penetrating out of the toothbrush head 1 is in dynamic sealing fit through a sealing ring; when the first connecting rod 10 moves outwards to the stroke end, the bulge 9 is opposite to the second arc chute 6. Wherein:

when the bulge 9 is positioned in the first arc chute 5, the paste pushing part 8 completely fills the accommodating cavity 7;

when the bulge 9 is positioned in the second arc chute 6, one end of the paste pushing piece 8 far away from the first connecting rod 10 seals the opening of the accommodating cavity 7.

Preferably, in the present embodiment, the first arc chute 5 and the second arc chute 6 are both semicircular.

Preferably, the film 4 in this embodiment is a plastic film; one end of the first connecting rod 10, which is positioned outside the brush head 1, is provided with a knob in an asymmetric layout, one end of the knob is longer, the other end of the knob is shorter, and the length of the knob is opposite to the position of the protruding part 9, so that the reference of the position of the protruding part 9 is provided for a user.

The method of use of this example is as follows:

in an initial state, the paste pushing part 8 is positioned in the accommodating cavity 7, the protruding part 9 is positioned in the first arc chute 5, and the paste storage cavity 3 is filled with toothpaste;

a user rotates the first connecting rod 10 from the outside to the reverse direction to drive the paste pushing piece 8 to rotate synchronously, the convex part 9 rotates to the position of the thin film 4 along the first arc chute 5, and the thin film 4 is broken by the convex part 9;

the user pulls the first connecting rod 10 outwards until the end of the stroke, the bulge part 9 continuously breaks the film 4 in the pulling process, and the toothpaste pushing part 8 gradually pushes the toothpaste in the toothpaste storage cavity 3 out of the broken opening of the film 4;

after the first connecting rod 10 can not be continuously pulled out outwards, the user rotates the first connecting rod 10 again from the outside to the reverse direction, the paste pushing piece 8 is driven to rotate synchronously, the protruding portion 9 rotates inwards along the second arc chute 6 and is stored in the second arc chute 6, and the opening of the accommodating cavity 7 is blocked by one end, far away from the first connecting rod 10, of the paste pushing piece 8.

For the user, the above-mentioned using process is to twist the first connecting rod 10 by half a turn, lift it, and then reverse the first connecting rod 10 by half a turn, and the operation is simple and convenient.

Example 2:

the toothbrush for oral cavity nursing comprises a locking mechanism based on embodiment 1, wherein the locking mechanism comprises a pin hole 11 formed in the paste pushing part 8, a mounting hole 12 formed in the side wall of the accommodating cavity 7, a pin 13 is in sliding fit in the mounting hole 12, and a first elastic part 14 is used for pushing the pin 13 out of the mounting hole 12, and the pin 13 is matched with the pin hole 11; when the first link 10 moves outward to the stroke end, the pin 13 is flush with the pin hole 11.

The first elastic member 14 is a compression spring in this embodiment.

In the embodiment, when the first connecting rod moves outwards to the stroke end, the toothpaste in the toothpaste storage cavity is pushed out, and at the moment, the first connecting rod and the toothpaste pushing piece are locked through the locking mechanism, so that automatic or manual reset is avoided. The specific locking method comprises the following steps:

when the first connecting rod cannot be pulled out outwards continuously and then reaches the stroke end, the user rotates the first connecting rod from the outside again to the reverse direction to drive the paste pushing piece to rotate synchronously, the protruding portion rotates inwards to the stroke end along the second arc sliding groove, the pin hole rotates to the position right opposite to the pin at the moment, the paste pushing piece removes the blocking limitation on the pin, and under the action of the elastic force of the first elastic piece, the pin is pushed into the pin hole instantly to complete locking. Under the locking state, the bulge receives the unable horizontal rotation of restriction of pin, consequently, push away the unable rotation of cream spare, so under the restriction of second circular arc spout, whole cream spare and the connecting rod of pushing away all can't descend reseing, thereby guarantee to push away the stable filling in storing up the cream intracavity all the time of cream spare, the unable easy recovery of resetting has been guaranteed, can eliminate the worry of user to disposable toothbrush health safety problem, the recovery problem of not sending out trade company to disposable toothbrush has been solved, the user can judge this toothbrush as long as see the first connecting rod of this toothbrush that is provided and be in the state of outwards pulling out, and then discern illegal trade company or producer, consequently no matter from safe in utilization or public health angle all have very showing value.

The application process of this embodiment is as follows:

s1, as shown in fig. 2, in the initial state, the toothpaste pushing member 8 is located in the accommodating chamber 7, the protrusion 9 is located in the first arc chute 5, and the toothpaste is filled in the toothpaste storing chamber 3;

s2, as shown in FIG. 5, the user rotates the first link 10 from the outside to the reverse direction, drives the paste pushing member 8 to rotate synchronously, the protrusion 9 rotates to the film 4 along the first arc chute 5, and the film 4 is broken by the protrusion 9;

s3, as shown in fig. 6, the user pulls out the first connecting rod 10 to the end of the travel, the bulge 9 breaks the film 4 continuously in the pulling process, and the toothpaste pushing piece 8 pushes the toothpaste in the toothpaste storage cavity 3 out of the broken opening of the film 4 gradually;

s4, after the first connecting rod 10 cannot be pulled out, as shown in fig. 7, the user rotates the first connecting rod 10 from the outside again to the reverse direction to drive the paste pushing member 8 to rotate synchronously, the protrusion 9 rotates inwards along the second arc chute 6 to be accommodated in the second arc chute 6, at this time, one end of the paste pushing member 8 far from the first connecting rod 10 blocks the opening of the accommodating cavity 7, the pin hole 11 on the paste pushing member 8 faces the mounting hole 12 on the side wall of the accommodating cavity 7, and the first elastic member 14 pushes the pin 13 out into the mounting hole 12.

Example 3:

on the basis of any of the above embodiments, as shown in fig. 8 to 12, a dental floss kit is arranged at one end of the handle 2 away from the direction of the brush head 1, and an end cover 17 for covering the dental floss kit is further included, and the end cover 17 is in threaded connection with the handle 2. The dental floss kit comprises a second link 20, a bobbin 18, a floss pick 19; one end of the second connecting rod 20 is hinged with the brush handle 2, and the other end is fixedly connected with the dental floss rod 19; the winder 18 is arranged at the end part of the brush handle 2; the dental floss machine also comprises a tension wheel 21 arranged on the dental floss rod 19, and dental floss 22 is led out from the wire winder 18, bypasses the tension wheel 21 and is connected to the dental floss rod 19.

The dental floss rod 19 comprises a C-shaped part, two ends of the C-shaped part are respectively a first end 191 and a second end 192, the first end 191 and the second end 192 are both bifurcated into two lobes, and a winding shaft 193 is arranged between the two lobes of the first end 191 and the second end 192. The dental floss rod 19 is fixedly connected with an installation block 194, the installation block 194 is provided with a wedge-shaped through groove 195, the dental floss rod further comprises a wedge-shaped block 196 in sliding fit with the wedge-shaped through groove 195, and one side of the wedge-shaped block 196 facing the bottom direction of the wedge-shaped through groove 195 is provided with a cutting edge 197; a support plate 198 is fixed on the mounting block 194, the support plate 198 is connected with the wedge-shaped block 196 through a second elastic piece 199, and the second elastic piece 199 applies acting force to the wedge-shaped block 196 away from the wedge-shaped through groove 195; the floss 22 is drawn from the spool 18, passed around the tension pulley 21, passed through the wedge-shaped channel 195 and then attached to the floss pick 19.

Two different layout modes between the wedge-shaped block and the wedge-shaped through groove are shown in fig. 11 and 12, and the different directions of the inclined surface of the wedge-shaped block can be seen, so that the required effects of the application can be realized.

In the embodiment, under the normal state, the wedge-shaped block is pushed away by the second elastic piece, so that the dental floss normally passes through the wedge-shaped through groove; when the dental floss needs to be cut off after use, a user only needs to press the wedge-shaped block downwards, the acting force of the pressing overcomes the elasticity of the second elastic piece to push the wedge-shaped block to slide downwards along the inclined surface of the wedge-shaped through groove, and the dental floss is cut off by using the blade on the wedge-shaped block; after the dental floss is cut off, the user passes the end of the dental floss through the wedge-shaped block again, winds the winding shaft at the first end and then manually sleeves the winding shaft at the second end. Of course, if the arrangement shown in fig. 12 is used, the second elastic member will be bent to a proper extent during the pressing process, but this will not affect the normal use.

Preferably, the second elastic member 199 is a compression spring in this embodiment.

Example 4:

on the basis of any of the above embodiments, as shown in fig. 13, a liquid storage cavity 15 for storing mouthwash is arranged inside the handle 2, a plug 16 is detachably connected to the surface of the handle 2, and the plug 16 is used for plugging the liquid storage cavity 15.

The plug is arranged at the end of the handle in fig. 13, which is only an illustration of one embodiment, but the plug can be arranged at any other position on the handle.

This embodiment can be integrated with any of the embodiments described above, and only the plug needs to be disposed at a suitable location, such as the side wall of the handle, so as not to interfere with the rest of the components.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Further, the term "connected" used herein may be directly connected or indirectly connected via other components without being particularly described.

Claims

1. A toothbrush for oral care, including brush head (1), brush holder (2), brush head (1) surface is seted up and is stored up cream chamber (3), its characterized in that, the open end in storage cream chamber (3) covers film (4), and the tip that storage cream chamber (3) is close to and keeps away from brush holder (2) place direction sets up first circular arc spout (5), second circular arc spout (6) respectively, first circular arc spout (5), second circular arc spout (6) all extend to the open end in storage cream chamber (3); the paste storage device is characterized by also comprising an accommodating cavity (7) communicated with the paste storage cavity (3), wherein the accommodating cavity (7) is coaxial with the paste storage cavity (3); a paste pushing piece (8) is movably placed in the accommodating cavity (7), a protruding part (9) is arranged at the top end of the paste pushing piece (8), and the protruding part (9) is positioned in the first arc sliding groove (5); the toothbrush also comprises a first connecting rod (10) fixedly connected with the paste pushing piece (8), the axis of the first connecting rod (10) is parallel to the axis of the paste storage cavity (3), the first connecting rod (10) penetrates out of the toothbrush head (1) from one end, far away from the toothbrush handle (2), of the toothbrush head (1), and the first connecting rod (10) is in running fit with the toothbrush head (1); when the first connecting rod (10) moves outwards to the stroke end, the bulge (9) is opposite to the second arc chute (6);

the use method of the toothbrush for oral care comprises:

s1, in an initial state, the toothpaste pushing piece (8) is located in the accommodating cavity (7), the protruding part (9) is located in the first arc chute (5), and the toothpaste is filled in the toothpaste storing cavity (3);

s2, the user rotates the first connecting rod (10) from the outside to the reverse direction to drive the paste pushing piece (8) to rotate synchronously, the bulge (9) rotates to the position of the film (4) along the first arc chute (5), and the bulge (9) breaks the film (4);

s3, the user pulls the first connecting rod (10) outwards until the stroke end, the bulge (9) continuously breaks the film (4) in the pulling process, and the toothpaste pushing piece (8) gradually pushes the toothpaste in the toothpaste storage cavity (3) out of the broken opening of the film (4);

s4, after the first connecting rod (10) cannot be pulled out outwards continuously, the user rotates the first connecting rod (10) to the reverse direction again from the outside, the paste pushing piece (8) is driven to rotate synchronously, the protruding portion (9) rotates inwards along the second arc sliding groove (6) and is stored in the second arc sliding groove (6), and the opening of the accommodating cavity (7) is blocked by one end, far away from the first connecting rod (10), of the paste pushing piece (8).

2. The toothbrush for oral care of claim 1,

when the bulge (9) is positioned in the first arc chute (5), the paste pushing piece (8) completely fills the accommodating cavity (7);

when the bulge (9) is positioned in the second arc chute (6), one end of the paste pushing piece (8) far away from the first connecting rod (10) seals the opening of the accommodating cavity (7).

3. The toothbrush for oral care according to claim 1, further comprising a locking mechanism including a pin hole (11) opened on the paste pushing member (8), a mounting hole (12) opened on a side wall of the accommodating chamber (7), the mounting hole (12) being slidably engaged with a pin (13), and a first elastic member (14) for pushing the pin (13) out of the mounting hole (12), the pin (13) being matched with the pin hole (11); when the first connecting rod (10) moves outwards to the stroke end, the pin (13) is equal to the pin hole (11) in height.

4. The toothbrush for oral care according to claim 1, characterized in that a reservoir (15) for storing mouthwash is arranged inside the handle (2), a plug (16) is detachably connected to the surface of the handle (2), and the plug (16) is used for plugging the reservoir (15).

5. The toothbrush for oral care according to any one of claims 1 to 4, wherein a dental floss kit is arranged at one end of the handle (2) away from the direction of the head (1), and the toothbrush further comprises an end cap (17) for covering the dental floss kit, wherein the end cap (17) is in threaded connection with the handle (2).

6. The toothbrush for oral care according to claim 5, wherein the dental floss kit comprises a second link (20), a bobbin (18), a floss pick (19); one end of the second connecting rod (20) is hinged with the brush handle (2), and the other end of the second connecting rod is fixedly connected with the dental floss rod (19); the winder (18) is arranged at the end part of the brush handle (2); the dental floss device also comprises a tension wheel (21) arranged on the dental floss rod (19), and the dental floss (22) is led out from the wire winder (18) and is connected to the dental floss rod (19) after bypassing the tension wheel (21).

7. The toothbrush according to claim 6, characterized in that the floss pick (19) comprises a C-shaped portion having a first tip (191) and a second tip (192) at both ends, the first tip (191) and the second tip (192) being bifurcated into two lobes, and a bobbin (193) being disposed between the lobes of the first tip (191) and the second tip (192).

8. The toothbrush for oral care according to claim 6, characterized in that the dental floss rod (19) is fixedly connected with a mounting block (194), a wedge-shaped through groove (195) is formed in the mounting block (194), a wedge block (196) which is in sliding fit with the wedge-shaped through groove (195) is further included, and one side of the wedge block (196) facing the bottom direction of the wedge-shaped through groove (195) is provided with a blade (197); a supporting plate (198) is fixed on the mounting block (194), the supporting plate (198) is connected with the wedge-shaped block (196) through a second elastic piece (199), and the second elastic piece (199) applies acting force far away from the wedge-shaped through groove (195) to the wedge-shaped block (196); the dental floss (22) is led out from the wire winder (18), bypasses the tension wheel (21), passes through the wedge-shaped through groove (195) and is connected to the dental floss rod (19).

9. The toothbrush for oral care according to any one of claims 1 to 8, wherein in step S4, when the protrusion (9) moves along the second circular arc chute (6) to the end of the stroke, the pin hole (11) of the paste pushing member (8) is aligned with the mounting hole (12) of the side wall of the accommodating cavity (7), and the first elastic member (14) pushes the pin (13) into the mounting hole (12).