CN207428714U - Brush head and with its toothbrush - Google Patents

Abstract

The utility model discloses a kind of brush head, it is arranged at the front end of toothbrush handle, the brush head is provided with several beam bristles on one side, the plant hair side of the brush head is equipped with paste outlet, the brush head goes out cream passage equipped with what is connected with the paste outlet, it is described go out cream passage include and toothbrush handle same direction extension first portion and towards plant hair side second portion, resilient plug is equipped in the second portion, the resilient plug closes the paste outlet in a free state, and the resilient plug is pressurized to open the paste outlet.The utility model additionally provides a kind of toothbrush.The brush head of the utility model can coordinate toothbrush handle to realize from plant hair side automatic toothpaste, toothpaste can fully dissolve, prevent toothpaste from wasting, and toothbrush squeeze either press or turn knob by way of drive toothpaste automatic-extrusion in toothpaste cavity, and toothpaste facilitates addition to replace after use, and nothing needs to change entire toothbrush so as to more economize on resources.

Description

Brush head and with its toothbrush

Technical field

The utility model is related to a kind of daily necessities, especially a kind of brush head and with its toothbrush.

Background technology

Toothbrush is for cleaning a kind of brush of tooth.Generally it can all be squeezed when cleaning tooth with toothbrush on toothbrush Upper toothpaste, this means that when brushing teeth, and toothbrush is used in conjunction with each other with toothpaste, and people travel outdoors, and generally require the two It all takes, if as carelessness, forgeing carrying, any one can all bring some unnecessary troubles, also there is one in the prior art A little toothbrushes and toothpaste are two-in-one, but normally only for disposable, with once just abandoning, can cause the waste of resource.

In addition, during family is used in everyday, people generally first will send toothpaste to toothbrush from dentifrice tube, then open Beginning brushes teeth, the step more wasteful time, and therefore, there is an urgent need to the two-in-one multifunctional toothbrush of a kind of toothpaste, toothbrush by people.

Utility model content

The purpose of this utility model is to provide a kind of brush heads, make with toothbrush handle with the use of convenient, saving toothpaste With.

It is easy to use, economize on resources and can save use the purpose of this utility model is to provide a kind of toothbrush The time of person.

To realize above-mentioned purpose of utility model, the utility model provides a kind of brush head, is arranged at the front end of toothbrush handle, institute That states brush head is provided with several beam bristles on one side, and the plant hair side of the brush head is equipped with paste outlet, the brush head be equipped with it is described Paste outlet connection goes out cream passage, it is characterised in that：It is described go out cream passage include with toothbrush handle same direction extension first Divide and towards the second portion for planting hair side, the second portion is interior to be equipped with resilient plug, and the resilient plug seals in a free state The paste outlet is closed, the resilient plug is pressurized to open the paste outlet.

As being further improved for one embodiment of the utility model, brush head front end is arranged in several beam bristles The height of 5 to 9 beam bristles is higher than the height of other position bristles.

As being further improved for one embodiment of the utility model, the resilient plug is configured to columned TPU elasticity.

As being further improved for one embodiment of the utility model, hair side matched one is planted with described on the resilient plug Face is equipped with outlet, and the resilient plug is forced through the mode opened the outlet and opens paste outlet.

The utility model additionally provides a kind of toothbrush, including toothbrush handle and be connected to toothbrush handle front end as foregoing any Brush head in kind embodiment, the toothbrush handle are equipped with the toothpaste cavity extended from its front end to rear end, and the toothpaste cavity is detachable Dentifrice tube is installed, the dentifrice tube and the toothpaste cavity form fit, the opening of the dentifrice tube with it is described go out cream passage Coordinate and with the paste outlet is selectable connects.

As being further improved for one embodiment of the utility model, the toothbrush is further included mounted on toothbrush handle rear end Air pressure body, the dentifrice tube is interior to be equipped with plunger, and the plunger can be in dentifrice tube from the other end of dentifrice tube to opening direction The lotion in it to be driven to enter paste outlet from opening, the operable driving plunger of air pressure body moves for movement.

As being further improved for one embodiment of the utility model, the closing of described dentifrice tube one end and the other end, which have, to be opened Mouthful, the toothpaste cavity has the opened portion extended from its front end to rear end, and the dentifrice tube exposes from the opened portion.

As being further improved for one embodiment of the utility model, the blind end of the dentifrice tube is equipped with press section, institute It states press section to be obliquely installed, the dentifrice tube includes the draw ring being connected with the press section part, and the press section has opposite Proximally and distally, the draw ring is connected the opening with the distal end.

As being further improved for one embodiment of the utility model, the rear end of the toothbrush handle is equipped with cricoid support Portion, the blind end of the dentifrice tube are equipped with draw ring, and the dentifrice tube is installed to the toothpaste cavity, and the draw ring is located at the support The inside of portion's radial direction.

The utility model provides a kind of toothbrush again, including toothbrush handle and be connected to toothbrush handle front end as preceding any Brush head in embodiment, the toothbrush handle are equipped with the toothpaste cavity that extends from its front end to rear end, the toothpaste cavity with it is described go out The selectable connection of cream mouth, the toothbrush further include the toothpaste driving mechanism for being detachably arranged in toothpaste cavity, the driving machine Structure includes the guide rod for stretching into the toothpaste cavity, and the toothpaste cavity is configured to include the step-like cavity of at least two rank cavitys, described The radial dimension of step-like cavity rear end cavity is more than the radial dimension of front end cavity, and the driving mechanism is further included by guide rod band At least two closing disks that the enough longitudinallies along toothbrush handle of kinetic energy move, the shape of at least two closing disk with it is corresponding at least Two rank cavitys match, and the guide rod is operable to drive at least two closing disks that the lotion in toothpaste cavity is promoted to enter paste outlet.

Compared with prior art, the beneficial effects of the utility model are：The brush head of the utility model can coordinate toothbrush Handle realizes that toothpaste can fully dissolve, and prevent toothpaste from wasting from hair side automatic toothpaste is planted.The toothbrush of the utility model passes through extruding Either the mode of pressing or turn knob drives the toothpaste automatic-extrusion in toothpaste cavity, and toothpaste facilitates addition after use It replaces, nothing needs to change entire toothbrush so as to more economize on resources.

Description of the drawings

Fig. 1 is the stereoscopic schematic diagram of the preferred first embodiment toothbrush of the utility model；

Fig. 2 is the decomposition diagram of Fig. 1 toothbrush；

Fig. 3 is the top view of Fig. 1 toothbrush；

Fig. 4 is along the sectional view of line A-A in Fig. 3.

Fig. 5 is the stereoscopic schematic diagram of the preferred second embodiment toothbrush of the utility model；

Fig. 6 is the decomposition diagram of Fig. 5 toothbrush；

Fig. 7 is the top view of Fig. 5 toothbrush；

Fig. 8 is along the sectional view of line B-B in Fig. 6；

Fig. 9 is along the sectional view of line B-B stereoscopic-state in Fig. 6；

Figure 10 is the enlarged drawing of a parts in Fig. 9.

Figure 11 is the stereoscopic schematic diagram of the preferred 3rd embodiment toothbrush of the utility model；

Figure 12 is the top view of Figure 11 toothbrush；

Figure 13 is along the sectional view of line C-C in Figure 12；

Figure 14 is along the sectional view of C- DNA mitochondrial DNA states in Figure 12；

Figure 15 is the enlarged drawing of b parts in Figure 14；

Figure 16 is the top view of another toothbrush head in the preferred embodiment in the utility model；

Figure 17 is the three-dimensional exploded view of Figure 16 toothbrush brush heads；

Figure 18 is along the sectional view of line D-D stereoscopic-state in Figure 16.

Specific embodiment

The utility model is described in detail below with reference to specific embodiment shown in the drawings.But these embodiment party Formula is not intended to limit the utility model, structure that those of ordinary skill in the art are made according to these embodiments, method or Conversion functionally is all contained in the scope of protection of the utility model.

Referring to figs. 1 to shown in Fig. 4, in the preferred first embodiment of the utility model, toothbrush includes toothbrush handle 10 and connects The brush head 30 of 10 front end of toothbrush handle is connected on, toothbrush handle 10 is equipped with the toothpaste cavity 11 extended from its front end to rear end, the plant of brush head 30 Hair side is equipped with paste outlet 31, paste outlet 31 with toothpaste cavity 11 is selectable connects.Toothbrush, which further includes, is detachably mounted to toothpaste Chamber 11 and with the dentifrice tube 20 of 11 form fit of toothpaste cavity, dentifrice tube 20 have openend 21 and the envelope opposite with openend 21 Closed end, i.e. 20 one end of dentifrice tube have opening, other end closing.Dentifrice tube 20 is installed in toothpaste cavity 11, and openend 21 is with going out Cream mouth 31 corresponds to and selectable connection, and toothpaste cavity 11 has the opened portion extended from its front end to rear end, it is believed that toothpaste Chamber 11 is configured with the elongated slot of radial opening, and dentifrice tube 11 exposes from opened portion, extruding toothpaste tube 20 to be facilitated to make dentifrice tube Paste outlet 31 of the toothpaste from openend 21 into brush head 30 in 20, thus convenient for users to brushing teeth.

Preferred in the present embodiment, dentifrice tube 20 is made of soft material, such as the plastics of polyethylene kind.The horizontal stroke of toothpaste cavity 11 Cross-sectional configuration is semicircle, that is to say, that toothpaste cavity 11 radially respectively accounts for the area of half with opened portion, and user is facilitated to squeeze toothpaste out of a tube When have enough operating spaces.Certainly, the section of toothpaste cavity 11 can also be other shapes, have the square, ellipse of opened portion Circle etc..As long as the width of opened portion can stretch into finger extruding toothpaste tube, the handle structure of semi open model, Yi Jike The toothpaste bag of squash type also has the fit structure between them, can sufficiently utilize toothpaste, makes toothpaste less in dentifrice tube Residual.And the handle structure of semi open model, dentifrice tube and hand gripping can be supported to act on and influence to be hold by one hand brush holder And hand is squeezed toothpaste out of a tube, it is very easy to use.

In addition, in order to which the volume of toothbrush entirety, weight is made to be used convenient for holding, the radial dimension of 11 rear end of toothpaste cavity is more than The radial dimension of front end.That is, toothpaste cavity 11, from rear end to front end, radial dimension successively decreases.It is preferred in the present embodiment, Dentifrice tube 20 is tapered from front end to rear end.In this way, when squeezing toothpaste, can increase at 20 openend 21 of dentifrice tube Thrust makes toothpaste be easier to be extruded.For convenience of dentifrice tube 20 and toothbrush handle 10, the cooperation installation of brush head 30, dentifrice tube 20 is stretched Enter toothpaste hole 11 part could be provided as it is cylindric, must be fitted close when the manufacture and use of convenient toothbrush.

Toothpaste is squeezed out in order to be more convenient user's operation, is equipped with press section 22 in the blind end of dentifrice tube 20, press section 22 is inclined Tiltedly set.After dentifrice tube 20 is packed into toothbrush handle, recess is integrally formed compared with toothbrush in inclined press section 22, which can be with The finger for accommodating user stretches into squeeze dentifrice tube 20.

Dentifrice tube 20 can be there are many mounting means compared with toothpaste cavity 11, and brush head 10 is equipped with what is connected with paste outlet 31 Go out cream passage 32, openend 21 can be filled in going out in cream passage 32 on brush head 10 by dentifrice tube 20, then by dentifrice tube 20 other Part and 11 corresponding matching of toothpaste cavity；It can also be by dentifrice tube 20 from the rear end forward end of toothbrush handle 10 along the vertical of toothpaste cavity 11 Length direction makes the openend 21 of dentifrice tube 20 fill in going out in cream passage 32, can realize dentifrice tube 20 compared with toothbrush handle 10 Installation.When the toothpaste in dentifrice tube 20 has used, dismantle what is more renewed from toothbrush handle 10 in order to facilitate dentifrice tube 20 Dentifrice tube, the blind end of dentifrice tube 20 are equipped with draw ring 23, preferred draw ring 23 be arranged concentrically with dentifrice tube 20 and with press section 22 Part connects, and press section 22 has opposite 20 openend 21 of dentifrice tube proximally and distally, and draw ring 23 is connected with distal end.Namely Say, the near-end of draw ring 23 and press section 22 has gap, facilitate user from the gap block draw ring 23 with by dentifrice tube 20 from tooth It is dismantled on brush holder 10.In other enforceable schemes, the center of draw ring 23 can be disposed in the center of dentifrice tube 20 in angle Degree, it is such as vertical or parallel.

Further, the rear end of toothbrush handle 10 is equipped with cricoid support portion 12, that is to say, that toothpaste cavity 11 and support portion 12 Run through, i.e., toothpaste cavity 11 is configured to the cavity along the length direction perforation of toothbrush handle 10.When dentifrice tube 20 is installed to toothpaste cavity 11, draw ring 23 is located at the inside of 12 radial direction of support portion, i.e. draw ring 23 is hidden in inside support portion 12.Toothbrush can pass through support portion 12 stand on table top, will not be influenced be subject to draw ring 23.In addition, when dentifrice tube 20 is installed to toothbrush handle 10 in order to prevent surprisingly from Toothbrush handle 10 departs from, and is internally provided with step 121 in 12 radial direction of support portion, dentifrice tube 20 is installed to toothpaste cavity 11, dentifrice tube 20 Blind end can be connected on step 121, with to the longitudinal movement of dentifrice tube 20 carry out /V.In the present embodiment, it can make Draw ring 23 is connected on step 121, and the /V of dentifrice tube 20 can also be realized simultaneously by neither influencing the use of draw ring 23.Support portion 12 outer diameter and internal diameter is constant along the length direction of toothbrush handle 10, that is to say, that support portion 12 is also configured as annular, and tooth The dead-ended configurations of cream chamber 11, can be tight when being installed with toothpaste pipe 20 to be matched with concave cylindricality with support portion 12 Close fit.In addition, support portion 12 can also be mounted at the rear end of toothbrush handle 10, can so dentifrice tube be being installed Support portion is installed again afterwards to carry out /V to dentifrice tube.

With reference to shown in Fig. 3 and Fig. 4, in the present embodiment, go out cream passage 32 have with the extension of 11 same direction of toothpaste cavity the A part and the second portion towards plant hair side, wherein the second portion for going out cream passage 32 is equipped with resilient plug 33, resilient plug 33 Stress is deformable at least to open a part for paste outlet 31.In the present embodiment, the preferably TPU elastomers of resilient plug 33, TPU bullets Property body hollow design, in favor of toothpaste squeeze out.Paste outlet 31 is arranged at the middle part for planting hair side, and dentifrice tube 20 is packed into toothbrush handle 10, with hand extruding toothpaste tube 20, toothpaste can be expressed into from TPU elastomers among bristle, and user can brush teeth.TPU bullets Property body can be opened when being subject to the pressure of dentifrice tube 20, toothpaste is closed automatically after squeezing out, and prevents water or sundries from entering.Work as toothpaste When being extruded into afterbody, after can dentifrice tube 20 be taken out, tail end residual toothpaste is extruded into bristle.

In the present embodiment, toothbrush entire length is preferably 200 positive and negative 5 millimeters between 180 millimeters to 220 millimeters, toothbrush The radial dimension of rear end is preferably 25 positive and negative 2 millimeters between 20 millimeters to 30 millimeters.Wherein, the length of dentifrice tube is 150 millis Rice between 190 millimeters, being preferably 170 millimeters positive and negative 5 millimeters, the radial dimension of dentifrice tube rear end 15 millimeters to 25 millimeters it Between, it is preferably 20 positive and negative 2 millimeters.So set, the toothpaste in dentifrice tube 20 can use 20 days~40 days, direct pumping has been used Go out replacement.

By the way that dentifrice tube is detachably arranged in toothbrush handle in above-described embodiment, singlehanded squeeze can be from brush when brushing teeth The plant hair side of head goes out cream, and toothpaste can fully dissolve, and prevent toothpaste from wasting, and dentifrice tube is convenient for changing after use, without Entire toothbrush is replaced so as to more economize on resources.

With reference to shown in Fig. 5 to Figure 10, in preferred 2nd 1 embodiment of the utility model, toothbrush include toothbrush handle 210 with And the brush head 230 of 210 front end of toothbrush handle is connected to, toothbrush handle 210 is equipped with the toothpaste cavity 211 extended from its front end to rear end, brush First 230 plant hair side is equipped with paste outlet 231, paste outlet 231 with toothpaste cavity 211 is selectable connects.Toothbrush further includes detachably Be installed to toothpaste cavity 11 and with the dentifrice tube 220 of 11 form fit of toothpaste cavity, dentifrice tube 220 have openend 221 and with The opposite tail end in openend 221, i.e. 220 one end of dentifrice tube have opening, and opening and the paste outlet 231 of dentifrice tube 220 may be selected Connection.Plunger 225 is equipped in dentifrice tube 220, plunger 225 can be in dentifrice tube 220 from the tail end of dentifrice tube 220 to opening Direction movement is to drive the lotion in it to enter paste outlet 231 from opening, thus convenient for users to brushing teeth.

Further, toothbrush further includes the air pressure body 50 mounted on 310 rear end of toothbrush handle, and plunger 225 can be by air pressure body Operable driving.Air pressure body 50 includes shell 51 and the air pressure actuator 52 for being arranged at 51 one end of shell, is set in shell 51 There is cavity 501 and the gas channel 502 connected may be selected with cavity 501, gas channel 502 is connected with dentifrice tube 220, air pressure Actuator 52 is operable to generate air pressure so that plunger 225 to be driven to move.Preferably, elastic element 53, air pressure are equipped in cavity 501 Actuator 52 can overcome the elastic force movement of elastic element 53 to compress to generate air pressure to the air in cavity 501；Elasticity The elastic force release of element 53 can drive air pressure actuator 52 to reset and realize the air inlet of cavity 501.That is, direction The direction pressing air pressure actuator 52 of brush head 230, generates air pressure and plunger 225 is promoted to move to realize the extrusion of toothpaste, discharge gas Actuator 52 is pressed, under the action of elastic element 53, air pressure actuator 52 can automatically reset.Elastic element 53 is preferably to press Spring, naturally it is also possible to be compression spring or other elastic elements that can realize corresponding function.Actuator 52 includes being arranged at cavity Interior piston sheet 521 and the button 522 being connected on piston sheet 521, button 522 protrude out shell from cavity 501, so as to Family operates.Piston sheet 521 functions as air valve, and the pressure of button 522 drives piston sheet 521, and piston sheet 521 is unfolded, cavity 501 seal, and the air in cavity 501 is compressed；Button 522 drives piston sheet 521 to reset, and piston sheet 521 is received by gas pressure It contracts, air inlet in cavity 501.

In addition, gas channel 502 includes the air inlet of connection cavity 501 and connects the gas outlet of dentifrice tube 220, air-flow Ball valve 54 equipped with selectable closing air inlet in passage 502, ball valve 54 are subject to gas pressure to open air inlet realization cavity 501 and the gas connection of gas channel 502；Air pressure actuator 52 resets, and ball valve 54 closes air inlet with disconnected under gas pressure It begins to speak the gas connection of body 501 and gas channel 502.That is, air pressure actuator 52 is moved towards the direction of brush head 230, Gas in cavity 501 is compressed, so as to the in vivo air pressure increase of chamber, ball valve 54 is more than air-flow in the air pressure of cavity 501 Under the action of the air pressure of passage 502, ball valve 54 is driven also to be moved to the direction of brush head 230, so as to air inlet open.And in gas Pressure actuator 52 is driven moment of reset by elastic element 53, the air pressure reduction in cavity 501 and extraneous air is also introduced into chamber Body 501,54 both ends of ball valve are there are pressure difference, therefore ball valve 54 can still close air inlet under the influence of air pressure, then extraneous air Cavity 501 can be entered, reach inside and outside air pressure balance.Preferred in the present embodiment, gas channel 502 is from air inlet to gas outlet Direction internal diameter is incremented by, and the position that gas outlet is closed in gas channel 502 is equipped with stopper 55, and stopper 55 limits ball valve 54 and gas Circulation road 502 separates, so as to prevent ball valve 54 enter dentifrice tube 220, when air pressure body 50 is dismantled, also avoid ball valve 54 from It drops in gas channel 502.

In the present embodiment, the main-body structure of air pressure body 50 is cylindric, after toothbrush handle 210 is stretched into the front end of air pressure body 50 End is removably connected with toothbrush handle 210, preferred using threaded connection, plug-in close-fitting or flexible clamping etc..Toothpaste The rear end part of pipe 220 is stretched into gas channel 502, so as to which the toothpaste in toothpaste pipe 220 is after use to dentifrice tube 220 Carry out dismounting and change.

Dentifrice tube 220 can be made of soft or hard material, such as the plastics of polyethylene kind.Dentifrice tube 220 is configured For cylindricality, the openend of dentifrice tube 220 is with respect to center line along both direction diametrically to contract.Dentifrice tube 220 The design cooperation brush head 230 of openend, and prevent plunger 225 from being separated with dentifrice tube 220.Brush head 230 is equipped with and paste outlet 231 connections go out cream passage 232, go out and resilient plug 233 is equipped in cream passage 232, resilient plug 233 shrink under the effect of the pressure with Paste outlet 231 is opened, resilient plug 233 is in free state to close paste outlet 231, and the openend of dentifrice tube 220 is at least partly It is inserted into resilient plug 233.Certainly, in other enforceable modes, the openend of dentifrice tube 220 can also be arranged to circular open Mouthful, resilient plug 233 shrinks to form paste outlet or paste outlet going out between cream passage 232 and resilient plug 233 to generate gap It is set directly on resilient plug, resilient plug contraction can open paste outlet, i.e. resilient plug is set for the hollow of the insertion of dentifrice tube 220 Portion, the one side of resilient plug matching plant hair side is equipped with may be selected the paste outlet connected with hollow bulb, the toothpaste energy promoted by plunger 225 Enough enter the hollow bulb of resilient plug, paste outlet is opened under the action of toothpaste pressure, to realize the extrusion of toothpaste.

In the present embodiment, going out cream passage 232 has with the first portion of 211 same direction of toothpaste cavity extension and towards plant The second portion of hair side, wherein resilient plug 233 are arranged at out the second portion of cream passage 232.Wherein, resilient plug 233 is preferably TPU resilient plugs, TPU resilient plug hollow designs, so that toothpaste squeezes out.Paste outlet 231 is arranged at the middle part for planting hair side, by toothpaste Pipe 220 is packed into toothbrush handle 210, presses button 522 with hand, toothpaste can be expressed into from TPU resilient plugs among bristle, user It brushes teeth.TPU resilient plugs can be opened when being subject to the pressure of dentifrice tube 220, toothpaste squeeze out after be closed automatically, prevent water or Sundries enters.When toothpaste is extruded into afterbody, after can dentifrice tube 220 be taken out, tail end residual toothpaste is extruded into bristle.Plunger 225 be low elasticity or rigid plunger, is under pressure, toothpaste can be promoted to move forward, and in addition can prevent that (plunger can for toothpaste residual It is the 0) steam being also prevented from air pressure body 50, into dentifrice tube to make toothpaste residual rate.

In addition, in order to which the volume of toothbrush entirety, weight is made to be used convenient for holding, the radial dimension of 210 rear end of toothbrush handle is big Radial dimension in front end.The rear end of toothbrush handle 210 and 50 form fit of air pressure body, it is to cut to be configured to by rectangular cross-section transition Face is circle.That is, the major part of toothbrush handle 210 is configured to cube, rear end is configured to what is smoothly transitted with cube Cylinder or cone.

In the present embodiment, toothbrush entire length is preferably 205 positive and negative 5 millimeters between 180 millimeters to 220 millimeters, toothbrush The radial dimension of rear end or the diameter of air pressure body are preferably 22 positive and negative 2 millimeters between 18 millimeters to 28 millimeters, air pressure body The length of cylinder body is preferably 25 positive and negative 2 millimeters between 20 millimeters to 30 millimeters.Wherein, the length of dentifrice tube is 130 millis Rice is preferably 140 millimeters positive and negative 5 millimeters, the radial dimension of dentifrice tube is excellent between 3 millimeters to 6 millimeters between 150 millimeters Elect 4 positive and negative 1 millimeter as.So set, the toothpaste in dentifrice tube 20 can use 10 days~20 days, direct extraction is used to replace .In addition brush head 230 can also be arranged to removably install with toothbrush handle 210, the toothbrush suggested according to dentist three months It replaces, more to economize on resources, can avoid wasting according to the number for replacing dentifrice tube 220 come more changing brush head 230.

By the way that dentifrice tube is detachably arranged in toothbrush handle in above-described embodiment, singlehanded pressing can be from brush when brushing teeth The plant hair side of head goes out cream, and toothpaste can fully dissolve, and prevent toothpaste from wasting, and dentifrice tube is convenient for changing after use, without Entire toothbrush is replaced so as to more economize on resources.

With reference to shown in Figure 11 to Figure 15, in the preferred 3rd embodiment of the utility model, toothbrush include toothbrush handle 310 and The brush head 330 of 310 front end of toothbrush handle is connected to, toothbrush handle 310 is equipped with the toothpaste cavity 311 extended from its front end to rear end, brush head 330 plant hair side is equipped with paste outlet 331, paste outlet 331 with toothpaste cavity 311 is selectable connects.Toothbrush further includes removably Mounted on the toothpaste driving mechanism 60 of toothpaste cavity 311, driving mechanism 60 includes stretching into the guide rod 62 of toothpaste cavity 311, toothpaste cavity 311 It is configured to include the step-like cavity of at least two rank cavitys, the radial dimension of step-like cavity rear end cavity is more than front end cavity Radial dimension, driving mechanism 60 is further included drives at least two envelopes that can be moved along the longitudinally of toothbrush handle by guide rod 62 Disk, the shape of at least two closing disks are matched with corresponding at least two rank cavitys, and guide rod 62 is operable to drive at least two closing disks The lotion in toothpaste cavity 311 is promoted to enter paste outlet 331.By setting stair-stepping toothpaste cavity, the appearance of toothpaste can be increased Amount can use the longer time so as to replace a toothpaste.

Specifically, guide rod 62 is configured to spiral guide rod, the relative rotation of at least two closing disks and spiral guide rod can drive Axial movement of at least two closing disks along spiral guide rod.That is, closing disk is rotated by limitation opposed helical guide rod, spiral guide rod The rotation of itself can drive axial movement of the closing disk along guide rod 62.The rear end of toothbrush handle 310 is provided with knob 61, knob 61 Be relatively fixed with guide rod 62, operation knob 61 can drive leader 62 rotate with drive at least two closing disks movement.Wherein, knob 61 are configured to X-shape so that finger operating of contacts to be facilitated to rotate.The rear end of toothbrush handle 310 is equipped with closing 311 open rearward end of toothpaste cavity End cap 316, a part for knob 62 is removably connected through end cap 316 with guide rod 62.End cap can by elastomeric materials, Knob 61 is facilitated to pass through and seal toothpaste cavity 311.

In the present embodiment, at least two rank cavitys include the first rank cavity 311a, second-order from 310 rear end of toothbrush handle to front end Cavity 311b, the 3rd rank cavity 311c and fourth order cavity 311d, corresponding, at least two closing disks include and the first rank cavity The matched first closing disk 63a of 311a, second closing disk 63b matched with second-order cavity 311b, matched with the 3rd rank cavity 311c The 3rd closing disk 63c and with the matched 4th closing disk 63d of fourth order cavity, toothbrush have original state and advanced state, Original state, the first closing disk 63a, the second closing disk 63b, the 3rd closing disk 63c and with the 4th closing disk 63d superposition together be located at first Rank cavity 311a, the rotation of guide rod 62 drive four closing disks to be travelled forward together by 310 rear end of toothbrush handle；Advanced state, the first envelope Disk 63a is limited by second-order cavity 311b and moved along 310 longitudinally of toothbrush handle, the rotation of guide rod 62 drive the second closing disk 63b by Toothbrush handle rear end travels forward or when moving to the 3rd rank cavity 311c, and the second closing disk 63b is limited by the 3rd rank cavity 311c System is moved along 310 longitudinally of toothbrush handle, and the rotation of guide rod 62 drives the 3rd closing disk 63c to be travelled forward by 310 rear end of toothbrush handle, then Or the 3rd closing disk 63c limited by fourth order cavity 311d and move along 310 longitudinally of toothbrush handle, the rotation of guide rod 62 drives the 4th Closing disk 63d is travelled forward by toothbrush handle rear end.From the foregoing, it will be observed that it is promoted per the lotion in single order cavity by corresponding closing disk, because of four The internal diameter of rank cavity successively decreases from back to front, and the closing disk in preceding single order cavity can drive the closing disk movement before it still can be by lower single order Cavity stops, when closing disk is blocked, can together be rotated with guide rod 62.All closing disks are superimposed together during original state, tooth Cream when using up state each closing disk correspond to each cavity and be spaced apart.

For ensure cream it is smooth and operation it is relatively reliable, by taking the first rank cavity 311a and second-order cavity 311b as an example, The /V being clamped respectively with the first closing disk 63a and the second closing disk 63b is equipped in first rank cavity 311a and second-order cavity 311b Muscle 361a, 361b, limit rib 361a, 361b limit corresponding first closing disk 63a and the second closing disk 63b and drive rotation by guide rod 62 Turn, in advanced state, the first closing disk 63a is separated with corresponding limit rib 361a, the second closing disk 63b and corresponding limit rib 361b Clamping.The setting of the limit rib of other rank cavitys is similar with aforesaid way, and details are not described herein.

Brush head 330 be equipped with connect with paste outlet 331 go out cream passage 332, go out cream passage 332 with and toothpaste cavity 311 The first portion of equidirectional extension and the second portion towards plant hair side, wherein the second portion for going out cream passage 332 is equipped with bullet Property plug 333.The preferably TPU resilient plugs of resilient plug 333, TPU resilient plug hollow designs, so that toothpaste squeezes out.Paste outlet 331 is set The middle part for planting hair side, turn knob 61 are placed in, toothpaste can be expressed into from TPU resilient plugs among bristle, you can brushed teeth. TPU resilient plugs can be opened when being subject to the pressure of cream, and toothpaste is closed automatically after squeezing out, and prevent water or sundries from entering.

The plant hair side of brush head 30 is implanted with plurality of bristles, and preferred approximate number amount of planting is 25 to 40 beams, avoids the position of paste outlet 231 It puts, other positions are uniformly arranged.In addition, because the shape of the mouth as one speaks is curved surface, for toothbrush to face directly, toothbrush has interference effect with outer end tooth, Ordinary toothbrush bristle can not can not either provide enough pressure with most root teeth contact, cause most root tooth remnants It can not clean out.In the present embodiment, in the front end of brush head 230, i.e., 5 to 9 beam of hair is planted on head, and the bristle of the part is than it The bristle at its position grows 2 to 3 millimeters, so as to which 4 to 8 teeth of oral cavity most root are cleaned down.Moreover, the plant hair of bristle Density ratio ordinary toothbrush is high by 10%, and total approximate number amount of planting is equal to normal bristles quantity, can also more effectively realize the clear of tooth It is clean.

In the present embodiment, toothbrush entire length is preferably 220 positive and negative 5 millimeters between 200 millimeters to 240 millimeters, toothbrush The radial dimension of rear end is preferably 30 positive and negative 2 millimeters between 25 millimeters to 35 millimeters.Wherein, the outer steps of toothbrush handle Radial dimension is respectively 24 positive and negative 3 millimeters, 20 positive and negative 3 millimeters, 11 positive and negative 2 millimeters and 6 positive and negative 2 millimeters.So set, toothpaste Toothpaste in chamber 311 can use 20 days~40 days, and driving mechanism can be dismantled by having used adds toothpaste or will be with toothpaste again The matched step dentifrice tube of chamber is packed into or extraction is replaced.

In above-described embodiment, toothpaste is squeezed out by operating driving mechanism, goes out cream from the plant hair side of brush head, toothpaste can be abundant Dissolving, prevents toothpaste from wasting, and toothpaste can fully use noresidue, facilitates addition or replacement after use, and nothing needs to change Entire toothbrush is so as to more economize on resources.

Toothbrush in above three embodiment can more be saved the time when in use, as following table is counted using former toothbrush Flow is as follows：

Flow using the integral type toothbrush in the present embodiment is as follows：

Left hand	The right hand
		By cup	By toothbrush (while pushing away toothpaste)

As seen from the above, brushing stage can be reduced using the toothbrush in the present embodiment, saves prime time in the morning.

In addition, the comparison in terms of toothpaste loss is as shown in the table：

As seen from the above, toothpaste dissolution rate can be improved using the toothbrush in the present embodiment, reduces the toothpaste proportion of goods damageds.

It is the utility model preferably another brush head 430 with continued reference to shown in Figure 16 to Figure 18, the plant hair of brush head 430 Face is equipped with paste outlet 431, and brush head 430 goes out cream passage 432 equipped with what is connected with paste outlet 431, set wherein going out in cream passage 432 There is ball valve 433, ball valve 433 can be elastomer or rigid body, such as rigid sphere.Ball valve 433 is moved towards paste outlet 431 To open out cream passage 432, squeezed out beneficial to toothpaste；Ball valve 433 moves to close out cream passage 432 backwards to paste outlet 431, prevents Water or other materials on brush head enter cream passage 432.Paste outlet 331 is arranged at the middle part for planting hair side, toothpaste compression meeting Ball valve 433 is driven to be moved towards paste outlet 431, toothpaste from ball valve 433 and can go out gap between cream passage 432 and squeeze out, and use Family can brush teeth.To prevent ball valve 433 from dropping from paste outlet 431, in the present embodiment, block piece is set at paste outlet 434, block piece 434 is fixed at paste outlet 431, prevents ball valve 433 from being separated with going out cream passage 432.It is equipped in addition, planting hair side The fluting connected with paste outlet 431, locating part 434 are arranged in fluting, and the upper surface of locating part 434 is concordant with planting hair side.

It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say For bright book as an entirety, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can With the other embodiment of understanding.

The a series of tool that the feasibility embodiment only for the utility model is described in detail of those listed above Body illustrates, they are all to be made without departing from the utility model skill spirit not to limit the scope of protection of the utility model Equivalent implementations or change should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of brush head, is arranged at the front end of toothbrush handle, the brush head is provided with several beam bristles, the plant of the brush head on one side Hair side is equipped with paste outlet, and the brush head goes out cream passage equipped with what is connected with the paste outlet, it is characterised in that：It is described go out cream lead to Road includes the first portion extended with toothbrush handle same direction and the second portion towards plant hair side, is set in the second portion Flexible plug, the resilient plug close the paste outlet in a free state, and the resilient plug is pressurized to open the paste outlet.

2. brush head according to claim 1, which is characterized in that be arranged at 5 to the 9 of brush head front end in several beam bristles The height of beam bristle is higher than the height of other position bristles.

3. brush head according to claim 1, which is characterized in that the resilient plug is configured to columned TPU elasticity.

4. brush head according to claim 1, which is characterized in that plant that hair side is matched sets on one side with described on the resilient plug There is outlet, the resilient plug is forced through the mode opened the outlet and opens paste outlet.

5. a kind of toothbrush, which is characterized in that including toothbrush handle and be connected to toothbrush handle front end as in Claims 1-4 Brush head described in one, the toothbrush handle are equipped with the toothpaste cavity extended from its front end to rear end, and the toothpaste cavity is removably pacified Equipped with dentifrice tube, the dentifrice tube and the toothpaste cavity form fit, the opening of the dentifrice tube with it is described go out cream passage coordinate And with the paste outlet is selectable connects.

6. toothbrush according to claim 5, which is characterized in that the toothbrush further includes the air pressure mounted on toothbrush handle rear end Body, the dentifrice tube is interior to be equipped with plunger, and the plunger can move in dentifrice tube from the other end of dentifrice tube to opening direction The lotion in it to be driven to enter paste outlet, the operable driving plunger movement of air pressure body from opening.

7. toothbrush according to claim 5, which is characterized in that described dentifrice tube one end is closed and the other end has opening, The toothpaste cavity has the opened portion extended from its front end to rear end, and the dentifrice tube exposes from the opened portion.

8. toothbrush according to claim 7, which is characterized in that the blind end of the dentifrice tube is equipped with press section, described to press Splenium is obliquely installed, and the dentifrice tube includes the draw ring being connected with the press section part, and the press section has relatively described Proximally and distally, the draw ring is connected opening with the distal end.

9. toothbrush according to claim 7, which is characterized in that the rear end of the toothbrush handle is equipped with cricoid support portion, The blind end of the dentifrice tube is equipped with draw ring, and the dentifrice tube is installed to the toothpaste cavity, and the draw ring is located at the support portion The inside of radial direction.

10. a kind of toothbrush, which is characterized in that including toothbrush handle and be connected to toothbrush handle front end as in Claims 1-4 Brush head described in one, the toothbrush handle are equipped with the toothpaste cavity that extends from its front end to rear end, the toothpaste cavity and it is described go out cream The selectable connection of mouth, the toothbrush further include the toothpaste driving mechanism for being detachably arranged in toothpaste cavity, the driving mechanism Guide rod including stretching into the toothpaste cavity, the toothpaste cavity are configured to include the step-like cavity of at least two rank cavitys, described The radial dimension of scalariform cavity rear end cavity is more than the radial dimension of front end cavity, and the driving mechanism is further included to be driven by guide rod At least two closing disks that can be moved along the longitudinally of toothbrush handle, the shape of at least two closing disk and corresponding at least two Rank cavity matches, and the guide rod is operable to drive at least two closing disks that the lotion in toothpaste cavity is promoted to enter paste outlet.