CN218588449U - Stock solution device and beauty instrument - Google Patents

Abstract

The utility model relates to the technical field of containers, in particular to stock solution device and beauty instrument, including the bottle and can dismantle the operating head of connection with the bottle, one side of keeping away from the operating head in the bottle is provided with first piston, and just first piston can carry out the piston motion along the inner wall of bottle, and operating head, institute body and first piston enclose and close the first cavity that forms confined variable volume. When the liquid of first cavity reduces, the pressure in the first cavity reduces, for the pressure that keeps inside and outside the first cavity equals for first piston slides in order to reduce the volume of first cavity on the inner wall of bottle towards the operating head, and after continuous use, first piston butt operating head for the volume of first cavity reduces to zero, and this makes the liquid in it by complete utilization, in order to avoid causing the waste.

Description

Stock solution device and beauty instrument

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of containers, in particular to stock solution device and beauty instrument.

[ background of the invention ]

The liquid storage device is very common in daily life, like the common bottle that is used for adorning liquid cosmetics, through pressing the button on the body of the bottle and making the liquid in the bottle turn into vaporific blowout when the user uses, current more common liquid storage device that all has the pipe, take out the liquid in the bottle through the pipe, because the position of pipe is fixed, lead to very easily that some liquid can not contacted just can not be adsorbed by the pipe yet by the pipe, this leads to very easily that there is liquid to remain in the bottle.

[ Utility model ] content

For solving the remaining technical problem of liquid, the utility model provides a liquid storage device.

The utility model provides a technical problem's scheme provides a stock solution device, can dismantle the operating head of connection including the bottle and with the bottle, keep away from in the bottle one side of operating head is provided with first piston, just first piston can be followed the inner wall of bottle carries out piston motion, the operating head the bottle and first piston encloses the first cavity that closes formation confined variable volume.

Preferably, the operating head includes the shell, wherein the shell surrounds formation accommodation space, the operating head is still including setting up play liquid passageway, pressing means, feed liquor check valve and play liquid check valve in the accommodation space, wherein go out the liquid passageway with it is linked together to go out the liquid check valve, the feed liquor check valve passes through pressing means with it is linked together to go out the liquid check valve, pressing means passes through the feed liquor check valve with first cavity is linked together.

Preferably, the end of the bottle body far away from the operating head is defined as a bottle bottom, the first piston is located in the first cavity between the operating head and the bottle bottom, and the bottle bottom is provided with a first opening.

Preferably, pressing means still includes the casing, the casing with the connection can be dismantled to the operating head, the casing surrounds to form and has second open-ended second cavity, the one side that is close to the second opening in the second cavity is provided with the second piston, just the second piston will the second opening seal and with casing swing joint, the casing with the second piston surrounds and forms the piston chamber, the feed liquor check valve with go out the liquid check valve set up in on the casing and be linked together with the piston chamber respectively, just the piston chamber passes through the feed liquor check valve with first cavity is linked together, the piston chamber passes through go out the liquid check valve with it is linked together to go out the liquid passageway.

Preferably, the casing is including dismantling interior casing and the shell body of connection, the feed liquor check valve with go out the liquid check valve set up in on the shell body, wherein interior casing surrounds to form and has the second open-ended second cavity, the shell body cover is established on the interior casing, interior casing the shell body and the second piston surrounds to form the piston chamber.

Preferably, a gap exists between the inner shell and the outer shell, the gap is communicated with the piston cavity, and the liquid inlet one-way valve and the liquid outlet one-way valve are communicated with the piston cavity through the gap.

Preferably, the pressing mechanism further includes a pressing rod, the pressing rod is connected to the second piston and located outside the piston cavity, a button is further disposed at one end of the pressing rod, which is far away from the second piston, a third opening is formed in the lower housing, and the button is exposed out of the accommodating space from the third opening.

Preferably, an elastic member is disposed in the piston cavity, and opposite ends of the elastic member respectively abut against the second piston and the housing.

Preferably, the pressing mechanism further includes a fixing member disposed on the housing and close to the second opening, and a locking member movably connected to the fixing member, the pressing rod is provided with a matching portion matching with the locking member, and the locking member matches with the matching portion to fix the positions of the pressing rod and the button.

The utility model provides a solve technical problem, still provide a beauty instrument, including the body and set up in this internal like aforementioned stock solution device.

Compared with the prior art, the utility model provides a pair of stock solution device and beauty instrument has following advantage:

1. the embodiment of the utility model provides a stock solution device, including the bottle and can dismantle the operating head of connection with the bottle, be provided with first piston in the bottle, the operating head, bottle and first piston enclose to close the first cavity that forms confined variable volume, wherein first cavity is used for holding liquid, the operating head is arranged in extracting first cavity liquid and blowout, because first piston can slide at the inner wall of bottle and first cavity is confined, consequently when the liquid of first cavity reduces, pressure in the first cavity reduces, make first piston slide in order to reduce the volume of first cavity towards the operating head on the inner wall of bottle, after continuously using, first piston butt operating head, make the volume reduction of first cavity zero, this makes the liquid in it by complete utilization, in order to avoid causing the waste.

2. The operating head is also provided with a liquid outlet channel, a pressing mechanism, a liquid inlet one-way valve and a liquid outlet one-way valve, wherein the pressing mechanism is connected with the first cavity through the liquid inlet one-way valve, the liquid inlet one-way valve is also communicated with the liquid outlet one-way valve through the pressing mechanism, the pressing mechanism is used for controlling the opening and closing of the liquid inlet one-way valve and the liquid outlet one-way valve, liquid contained in the first cavity is extracted through the liquid inlet one-way valve, conveyed to the liquid outlet one-way valve through the pressing mechanism and then discharged through the liquid outlet channel. After the liquid through feed liquor check valve extraction first cavity, liquid in the first cavity reduces, lead to pressure to reduce, make the first piston with bottle swing joint slide towards the operating head in the first cavity that the casing surrounds, because first piston also makes the liquid in the first cavity contact with the feed liquor check valve always to the operating head removal, this makes and need not adopt other some structures like the straw again, the structure is simpler, can directly extract the liquid in the first cavity through the feed liquor check valve, and finally guarantee that liquid does not have in the first cavity and remain.

3. The embodiment of the utility model provides a provide a stock solution device is through setting up the opening at the bottom of the bottle to when guaranteeing that first piston removes, the air in the space that closes is enclosed to first piston, bottle and bottle bottom three is the circulation, and pressure can not change, just can not influence the removal of first piston yet.

4. The embodiment of the utility model provides a provide a stock solution device, pressing means set up in last casing and the accommodation space that the casing surrounds down, wherein go up the casing and can dismantle so that each partial structure of installation is like pressing structure etc. when making with down, and wherein the connection can be dismantled to casing and bottle down, also can supply liquid in the first cavity after the user can take off the casing.

5. The embodiment of the utility model provides a provide a liquid storage device, wherein the second piston can be in the activity of the second cavity that the casing surrounds, can change the space size in piston chamber through the activity second piston, and then changes the opening and shutting of pressure in the piston chamber with control feed liquor check valve and play liquid check valve, controls the switch of feed liquor check valve and play liquid check valve through the change of pressure.

6. The embodiment of the utility model provides a provide a liquid storage device, the benefit that has the gap to set up like this between interior casing and the shell body lies in, and the volume size that can slide the second piston and change the piston chamber makes this volume become zero, and during at this moment liquid got into the gap completely, the rethread gap got into liquid outlet channel by a play liquid check valve, because the gap is very little, prevented that too much liquid from remaining.

7. The embodiment of the utility model provides a liquid storage device all sets up to the plane and when the benefit that is parallel to each other lies in that the butt removes casing down for first piston, two planes laminate each other to the volume that reaches first cavity becomes the purpose of zero, thereby guarantees that no liquid remains in final first cavity.

8. The embodiment of the utility model provides a provide a stock solution device, the user press the button during use can, press the button can drive and press the depression bar and then drive the second piston and remove in order to change the volume size in piston chamber in the second cavity, improved user's experience greatly.

9. The embodiment of the utility model provides a liquid storage device, press the button when the user and make the second piston remove the back, exert elasticity through the elastic component again for the second piston and can make the second piston kick-back to initial position, also only need press the button can when also using next time the user.

[ description of the drawings ]

Fig. 1 is a schematic perspective view of a liquid storage device according to a first embodiment of the present invention.

Fig. 2 is an explosion structure diagram of a liquid storage device according to a first embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of a liquid storage device according to a first embodiment of the present invention.

Fig. 4 is an exploded view of an operating head of a liquid storage device according to a first embodiment of the present invention.

Fig. 5 is an exploded view of a pressing mechanism of a liquid storage device according to a first embodiment of the present invention.

Fig. 6 is a schematic perspective view of an operating head of a liquid storage device according to a second embodiment of the present invention.

Fig. 7 is a schematic perspective view of a pressing mechanism of a liquid storage device according to a second embodiment of the present invention.

Fig. 8 is a schematic perspective view of a liquid storage device according to a third embodiment of the present invention.

Fig. 9 is a front view and a cross-sectional view of a beauty instrument according to a fourth embodiment of the present invention.

The attached drawings indicate the following:

1. a liquid storage device; 2. a liquid storage device; 3. a beauty instrument;

10. a bottle body; 20. an operating head; 30. a pressing mechanism; 40. a first piston; 50. capping; 21. an operating head; 31. a main body;

101. a first cavity; 102. a first opening; 200. a housing; 201. an upper housing; 202. a lower housing; 203. an accommodating space; 204. a liquid outlet channel; 205. a liquid inlet check valve; 206. a liquid outlet one-way valve; 301. a housing; 302. a second opening; 303; a second cavity; 304. a second piston; 305. a piston cavity;

306. an elastic member; 307. a pressing lever; 308. a button; 309. a fixing member;

310. a locking member;

2011. a fifth opening; 2021. a third opening; 2051. a liquid inlet; 2052. A first plug; 2053. a first spring; 2061. a liquid outlet; 2062. a second plug; 2063. a second spring; 3011. an outer housing; 3012. an inner housing; 3013. a gap; 3071. a fitting portion; 3091. a fourth opening; 3101; a pulling part; 3102. a locking portion.

[ detailed description ] A

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It is to be noted that the terms "first" and "second" and the like in the description and the claims of the present invention are used for distinguishing different objects, and are not used for describing a specific order.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1, fig. 2 and fig. 3, a first embodiment of the present invention provides a liquid storage device 1, which includes a bottle 10 and an operating head 20 detachably connected to the bottle 10, a first piston 40 is disposed on a side of the bottle 10 away from the operating head 20, the first piston 40 can perform piston movement along an inner wall of the bottle 10, and the operating head 20, the bottle 10 and the first piston 40 jointly enclose a first cavity 101 with a variable volume.

It can be understood that the first chamber 101 is used for containing liquid, the operating head 20 is used for extracting and spraying the liquid in the first chamber 101, since the first piston 40 can slide on the inner wall of the bottle body 10 and the first chamber 101 is closed, when the liquid in the first chamber 101 is reduced, the pressure in the first chamber 101 is reduced, in order to keep the pressure inside and outside the first chamber 101 equal, the first piston 40 slides on the inner wall of the bottle body 10 towards the operating head 20 to reduce the volume of the first chamber 101, after continuous use, the first piston 40 abuts against the operating head 20, so that the volume of the first chamber 101 is reduced to zero, which makes the liquid in the first chamber 101 completely used up, so as to avoid waste.

Further, referring to fig. 3 and fig. 4, the operating head 20 includes a housing 200, wherein the housing 200 surrounds to form an accommodating space 203, the operating head 20 further includes a liquid outlet channel 204 disposed in the accommodating space 203, a pressing mechanism 30, a liquid inlet check valve 205 and a liquid outlet check valve 206, wherein the liquid outlet channel 204 is communicated with the liquid outlet check valve 206, the liquid inlet check valve 205 is communicated with the liquid outlet check valve 206 through the pressing mechanism 30, and the pressing mechanism 30 is communicated with the first cavity 101 through the liquid inlet check valve 205.

It can be understood that, in which the pressing mechanism 30 is connected to the first cavity 101 through the liquid inlet check valve 205, the liquid inlet check valve 205 is further communicated with the liquid outlet check valve 206 through the pressing mechanism 30, and the pressing mechanism 30 is used for controlling the opening and closing of the liquid inlet check valve 205 and the liquid outlet check valve 206, so that the liquid contained in the first cavity 101 is extracted through the liquid inlet check valve 205, conveyed to the liquid outlet check valve 206 through the pressing mechanism 30, and then discharged through the liquid outlet channel 204. After the liquid in the first cavity 101 is extracted through the liquid inlet check valve 205, the liquid in the first cavity 101 is reduced, so that the pressure is reduced, the first piston 40 movably connected with the bottle 10 slides towards the operating head 20 in the first cavity surrounded by the shell 301, and the liquid in the first cavity 101 is always in contact with the liquid inlet check valve 205 due to the movement of the first piston 40 towards the operating head 20, so that other structures such as a suction pipe do not need to be adopted, and the liquid in the first cavity can be directly extracted through the liquid inlet check valve.

Specifically, in use, the liquid inlet check valve 205 and the liquid outlet check valve 206 can be opened only one at the same time; that is, when the inlet check valve 205 is opened, the outlet check valve 206 is closed; when the liquid outlet check valve 206 is opened, the liquid inlet check valve 205 is closed.

Further, the end of the bottle 10 away from the operating head 20 is defined as a bottom, the first piston 40 is located between the operating head 20 and the bottom, and the bottom is opened with a first opening 102.

It is understood that the first opening 102 may expose the first piston 40; the bottom of the bottle can be understood as a position on the bottle body 10 which is farthest away from the operating head 20 and can be reached by the first piston 40, and can also be a position on the bottle body 10 which acts as a clamping position to prevent the first piston 40 from directly sliding out of the bottle body. In order to ensure that the first piston 40 can slide in the bottle body 10, the first piston 40, the bottle body 10 and the bottom of the bottle enclose an open and unsealed space, so as to keep the gas circulation, and the pressure of the space and thus the sliding of the first piston 40 are not affected by the change of the size of the space.

Referring to fig. 4, in detail, the housing 200 includes an upper housing 201 and a lower housing 202 detachably connected, the upper housing 201 and the lower housing 202 surround to form an accommodating space 203, the lower housing 202 is detachably connected to the bottle 10, and the liquid outlet channel 204 is disposed on the upper housing 201.

It can be understood that the pressing mechanism 30 is disposed in the accommodating space 203 surrounded by the upper housing 201 and the lower housing 202, wherein the upper housing 201 and the lower housing 202 are detachable for mounting various structures such as the pressing mechanism during manufacturing, and the lower housing 202 is detachably connected to the bottle 10, i.e. the user can supplement the liquid into the first cavity 101 after removing the lower housing 202.

Further, a locking part (not shown) is provided on the lower housing 202, a mating part (not shown) for mating with the locking part is provided on the bottle body 10, and the lower housing 202 and the bottle body 10 are detachably connected by the mating of the locking part and the mating part. In a particular embodiment, wherein the detents and the mating portion may be provided as cooperating threads.

Referring to fig. 3 and 5, further, the pressing mechanism 30 further includes a housing 301, the housing 301 is detachably connected to the operating head 20, the housing 301 encloses a second cavity 303 having a second opening 302, a second piston 304 is disposed on a side of the second cavity 303 close to the second opening 302, the second piston 304 closes the second opening 302 and is movably connected to the housing 301, the housing 301 and the second piston 304 enclose a piston cavity 305, the liquid inlet check valve 205 and the liquid outlet check valve 206 are disposed on the housing 301 and are respectively communicated with the piston cavity 305, the piston cavity 305 is communicated with the first cavity 101 through the liquid inlet check valve 205, and the piston cavity 305 is communicated with the liquid outlet channel 204 through the liquid outlet check valve 206.

It can be understood that the pressing mechanism 30 is enclosed by the housing 301 and the second piston 304 to form a piston cavity 305, wherein the second piston 304 is movable in the second cavity 303 enclosed by the housing 301, and the size of the piston cavity 305 can be changed by moving the second piston 304, so as to change the pressure in the piston cavity 305 to control the opening and closing of the inlet check valve 205 and the outlet check valve 206; when the liquid inlet check valve 205 and the liquid outlet check valve 206 are both closed, the first cavity 101 is a closed space.

Specifically, the casing 301 includes an inner casing 3012 and an outer casing 3011 detachably connected to each other, and the liquid inlet check valve 205 and the liquid outlet check valve 206 are disposed on the outer casing 3011, wherein the inner casing 3012 surrounds to form a second cavity 303 having a second opening 302, the outer casing 3011 is sleeved on the inner casing 3012, and the inner casing 3012, the outer casing 3011 and the second piston 304 surround to form the piston cavity 305.

It can be understood that, among them, the shell 301 further includes an outer shell 3011 and an inner shell 3012, and outer shell 3011 is set on inner shell 3012, that is inner shell 3012 is set in the space surrounded by outer shell 3011, wherein second piston 304 is movably connected with inner shell 3012, outer shell 3011, inner shell 3012 and second piston 304 enclose together and form piston cavity 305, wherein liquid inlet check valve 205 and liquid outlet check valve 206 are all communicated with piston cavity 305, when liquid inlet check valve 205 and liquid outlet check valve 206 are in the closed state, piston cavity 305 is also a closed space.

Specifically, a gap 3013 exists between the inner casing 3012 and the outer casing 3011, the gap 3013 is communicated with the piston cavity 305, and the liquid inlet check valve 205 and the liquid outlet check valve 206 are communicated with the piston cavity 305 through the gap 3013.

It will be appreciated that this arrangement has the advantage that sliding the second piston 304 changes the volume of the piston chamber 305 to zero, and the liquid completely enters the gap 3013 and then enters the outlet channel 204 through the outlet check valve 206 via the gap 3013, and because the gap 3013 is small, it prevents excessive liquid from remaining.

In a specific embodiment, the liquid inlet check valve 205 includes a liquid inlet 2051 and a first plug 2052 matched with the liquid inlet 2051, the liquid inlet 2051 is disposed on the lower casing 202, wherein the outer casing 3011 has a channel corresponding to the position of the liquid inlet 2051, so that the liquid inlet 2051 is communicated with the gap 3013 between the outer casing 3011 and the inner casing 3012, the liquid inlet check valve 205 further includes a first spring 2053, and two ends of the spring are respectively abutted against the first plug 2052 and the inner casing 3012. When the liquid inlet check valve 205 is in a closed state, the spring abuts against the plug so that the plug abuts against the liquid inlet 2051 and closes the liquid inlet 2051.

In a specific embodiment, the liquid outlet check valve 206 includes a liquid outlet 2061 and a second plug 2062 matching with the liquid outlet 2061, the liquid outlet 2061 is disposed on the outer casing 3011 to ensure the connection with the gap 3013 between the outer casing 3011 and the inner casing 3012, the liquid outlet check valve 206 further includes a second spring 2063, one end of the second spring 2063 abuts against the second plug 2062, the other end abuts against the upper casing 201,

it will be appreciated that when second piston 304 is actuated to decrease the volume of piston chamber 305, increasing the pressure, fluid flows out of piston chamber 305, causing second plug 2062 to compress second spring 2063, opening outlet 2061, and allowing passage of outlet 2061; when the second piston 304 moves to increase the volume of the piston chamber 305, the pressure in the piston chamber 305 decreases, the first stopper 2052 compresses the spring to open the inlet port 2051, the liquid in the first chamber 101 is pumped through the inlet port 2051 to balance the pressure in the piston chamber 305, and the decrease of the liquid in the first chamber 101 causes the first piston 40 in the bottle 10 to move toward the operating head 20, decreasing the holding volume to keep the pressure balance. When the second piston 304 is not moved, after the pressures inside and outside the piston cavity 305 are balanced, the first spring 2053 rebounds from the first plug 2052 to close the liquid inlet 2051 or the second spring 2063 rebounds from the second plug 2062 to close the liquid outlet 2061.

Further, the side of the lower housing 202 close to the first piston 40 and the side of the first piston 40 close to the lower housing 202 are both arranged to be plane and parallel to each other.

It will be appreciated that this arrangement has the advantage that when the first piston 40 is moved into abutment with the lower housing 202, the two flat surfaces abut against each other for the purpose of zeroing the volume of the first chamber 101, thereby ensuring that eventually no liquid remains in the first chamber 101.

Further, the pressing mechanism 30 further includes a pressing rod 307, the pressing rod 307 is connected to the second piston 304, the pressing rod 307 is located outside the piston cavity 305, and at least a portion of the pressing rod 307 is exposed out of the second cavity 303 from the second opening 302, a button 308 is further disposed at an end of the pressing rod 307 away from the second piston 304, a third opening 2021 is opened on the lower housing 202, and the button 308 is exposed out of the accommodating space 203 from the third opening 2021.

It can be understood that, when the user uses the piston, the user only needs to press the button 308, and the pressing of the button 308 drives the pressing rod 307 to further drive the second piston 304 to move in the second cavity 303 so as to change the size of the piston cavity 305, which greatly improves the user experience.

Further, an elastic member 306 is disposed in the piston cavity 305, and opposite ends of the elastic member 306 abut against the second piston 304 and the housing 301, respectively.

It will be appreciated that when the user pushes the button 308 to move the second piston 304, the second piston 304 is rebounded to the initial position by applying a resilient force to the second piston 304 via the resilient member 306. That is, the user only needs to press the button 308 to control the second piston 304 to move to reduce the volume of the piston cavity 305, so that the liquid is ejected from the liquid outlet channel 204, and the spring controls the second piston 304 to rebound, so that the volume of the piston cavity 305 is increased, and then the liquid in the first cavity 101 is extracted from the liquid inlet check valve 205 to the piston cavity 305, so that the liquid can be ejected from the liquid outlet channel 204 only by pressing the button 308 when the user uses the liquid next time.

Referring to fig. 6 and 7, an operating head 21 according to a second embodiment of the present invention is different from the operating head 20 according to the first embodiment in that the pressing mechanism 30 of the operating head 21 further includes a fixing member 309 disposed on the housing 301 and close to the second opening 302, and a locking member 310 movably connected to the fixing member 309, the pressing rod 307 is provided with an engaging portion 3071 engaged with the locking member 310, and the locking member 310 is engaged with the engaging portion 3071 to fix positions of the pressing rod 307 and the button 308.

It will be appreciated that the button 308 is locked by the locking member 310 engaging the engagement portion 3071 to fix the position of the push rod 307, thus preventing accidental ejection of liquid due to accidental contact with the button 308, which would allow disengagement of the locking member 310 from the engagement portion 3071 due to the movable attachment of the locking member 310 to the fixture 309.

Further, the locking member 310 includes a pulling portion 3101 and a locking portion 3102, the fixing member 309 is provided with a fourth opening 3091, and the pulling portion 3101 and the locking portion 310 are respectively located at two opposite sides of the fourth opening 3091; the upper housing 201 further has a fifth opening 2011 corresponding to the pulling portion 3101, and the pulling portion 3101 is exposed from the fifth opening 2011 to expose the accommodating space 203.

Specifically, the pulling portion 3101 and the locking portion 3102 are integrally formed or separately formed, wherein the fixing member 309 is used to fix the position of the locking member 310, and the locking portion 3102 located at the other side of the fourth opening 3091 can be operated to move by operating the pulling portion 3101, so as to achieve the purpose of unlocking and locking the button 308, and at the same time, the pulling portion 3101 is exposed from the fifth opening 2011, so as to facilitate the operation of the user.

Referring to fig. 8, a third embodiment of the present invention provides a liquid storage device 2, which is mainly different from the liquid storage device 1 in that the liquid storage device 2 further includes a cap 50, and the cap 50 is detachably connected to the upper casing 201.

It can be understood that, the cap 50 mainly serves to protect the liquid outlet channel 204 disposed on the upper casing 201, so as to prevent the liquid outlet channel 204 from being blocked by external impurities, which may affect user experience, and when in use, the cap 50 is only required to be removed from the upper casing 201.

Referring to fig. 9, a beauty instrument 3 according to the fourth embodiment of the present invention includes a body 31 and the liquid storage device 1 or the liquid storage device 2 disposed in the body 31, wherein the liquid storage device 1 and the liquid storage device 2 can be the operating head 20 of the first embodiment or the operating head 21 of the second embodiment.

Wherein, a massage head is arranged on the beauty instrument 3 near the liquid outlet channel of the liquid storage device, and when the liquid is discharged from the liquid outlet channel, the massage can be directly carried out through the massage head.

Compared with the prior art, the utility model provides a pair of stock solution device and beauty instrument has following advantage:

1. the embodiment of the utility model provides a stock solution device, including the bottle and with the bottle can dismantle the operating head of connection, be provided with first piston in the bottle, the operating head, bottle and first piston enclose to close the first cavity that forms confined variable volume, wherein first cavity is used for holding liquid, the operating head is arranged in extracting liquid and blowout in the first cavity, because first piston can slide and first cavity is confined at the inner wall of bottle, consequently when the liquid of first cavity reduces, the pressure in the first cavity reduces, in order to keep the inside and outside pressure of first cavity equal, make first piston slide in order to reduce the volume of first cavity towards the operating head on the inner wall of bottle, after continuous use, first piston butt operating head, make the volume of first cavity reduce to zero, this makes the liquid in it by complete utilization, in order to avoid causing the waste.

2. The operating head is also provided with a liquid outlet channel, a pressing mechanism, a liquid inlet one-way valve and a liquid outlet one-way valve, wherein the pressing mechanism is connected with the first cavity through the liquid inlet one-way valve, the liquid inlet one-way valve is also communicated with the liquid outlet one-way valve through the pressing mechanism, the pressing mechanism is used for controlling the opening and closing of the liquid inlet one-way valve and the liquid outlet one-way valve, liquid contained in the first cavity is extracted through the liquid inlet one-way valve, conveyed to the liquid outlet one-way valve through the pressing mechanism and then discharged through the liquid outlet channel. After the liquid through feed liquor check valve extraction first cavity, liquid in the first cavity reduces, lead to pressure to reduce, make the first piston with bottle swing joint slide towards the operating head in the first cavity that the casing surrounds, because first piston also makes the liquid in the first cavity contact with the feed liquor check valve always to the operating head removal, this makes and need not adopt other some structures like the straw again, the structure is simpler, can directly extract the liquid in the first cavity through the feed liquor check valve, and finally guarantee that liquid does not have in the first cavity and remain.

3. The embodiment of the utility model provides a provide a stock solution device is through setting up the opening at the bottom of the bottle to when guaranteeing that first piston removes, the air in the space that closes is enclosed to first piston, bottle and bottle bottom three is the circulation, and pressure can not change, just can not influence the removal of first piston yet.

4. The embodiment of the utility model provides a provide a stock solution device, pressing means set up in last casing and the accommodation space that the casing surrounds down, wherein go up the casing and can dismantle so that each partial structure of installation is like pressing structure etc. when making with down, and wherein the connection can be dismantled to casing and bottle down, also can supply liquid in the first cavity after the user can take off the casing.

5. The embodiment of the utility model provides a provide a liquid storage device, wherein the second piston can be in the activity of the second cavity that the casing surrounds, can change the space size in piston chamber through the activity second piston, and then changes the opening and shutting of pressure in the piston chamber with control feed liquor check valve and play liquid check valve, controls the switch of feed liquor check valve and play liquid check valve through the change of pressure.

6. The embodiment of the utility model provides a provide a liquid storage device, the benefit that has the gap to set up like this between interior casing and the shell body lies in, and the volume size that can slide the second piston and change the piston chamber makes this volume become zero, and during at this moment liquid got into the gap completely, the rethread gap got into liquid outlet channel by a play liquid check valve, because the gap is very little, prevented that too much liquid from remaining.

7. The embodiment of the utility model provides a liquid storage device all sets up to the plane and when the benefit that is parallel to each other lies in that the butt removes casing down for first piston, two planes laminate each other to the volume that reaches first cavity becomes the purpose of zero, thereby guarantees that no liquid remains in final first cavity.

8. The embodiment of the utility model provides a provide a stock solution device, the user press the button during use can, press the button can drive and press the depression bar and then drive the second piston and remove in order to change the volume size in piston chamber in the second cavity, improved user's experience greatly.

9. The embodiment of the utility model provides a liquid storage device, press the button when the user and make the second piston remove the back, exert elasticity through the elastic component again for the second piston and can make the second piston kick-back to initial position, also only need press the button can when also using next time the user.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. A liquid storage device is characterized in that: can dismantle the operating head of connection including bottle and with the bottle, keep away from in the bottle one side of operating head is provided with first piston, just first piston can be followed the inner wall of bottle carries out piston motion, the operating head the bottle and first piston encloses and closes the first cavity that forms confined variable volume.

2. A reservoir according to claim 1 wherein: the utility model discloses a liquid outlet valve, including operating head, liquid inlet check valve, liquid outlet check valve, pressing mechanism, feed liquor check valve, pressing mechanism, first cavity, press mechanism, wherein the shell surrounds and forms the accommodation space, operating head is still including setting up liquid outlet channel, pressing mechanism, feed liquor check valve and liquid outlet check valve in the accommodation space, wherein liquid outlet channel with liquid outlet check valve is linked together, the feed liquor check valve passes through pressing mechanism with liquid outlet check valve is linked together, pressing mechanism passes through the feed liquor check valve with first cavity is linked together.

3. A reservoir according to claim 1 wherein: the first piston is located between the operating head and the bottle bottom, and the bottle bottom is provided with a first opening.

4. A liquid storage device as claimed in claim 2, wherein: pressing means still includes the casing, the casing with the connection can be dismantled to the operating head, the casing surrounds to form and has second open-ended second cavity, one side that is close to the second open-ended in the second cavity is provided with the second piston, just the second piston will the second opening seal and with casing swing joint, the casing with the second piston surrounds and forms the piston chamber, the feed liquor check valve with go out the liquid check valve set up in on the casing and be linked together with the piston chamber respectively, just the piston chamber passes through the feed liquor check valve with first cavity is linked together, the piston chamber passes through go out the liquid check valve with it is linked together to go out the liquid passageway.

5. A liquid storage device as claimed in claim 4, wherein:

the casing is including dismantling the interior casing and the shell body of connection, the feed liquor check valve with go out the liquid check valve set up in on the shell body, wherein interior casing surrounds to form and has second open-ended second cavity, the shell body cover is established on the interior casing, interior casing the shell body and the second piston surrounds and forms the piston chamber.

6. A reservoir according to claim 5 wherein: a gap exists between the inner shell and the outer shell, the gap is communicated with the piston cavity, and the liquid inlet one-way valve and the liquid outlet one-way valve are communicated with the piston cavity through the gap.

7. The liquid storage device of claim 4, wherein: the pressing mechanism further comprises a pressing rod, the pressing rod is connected with the second piston and located outside the piston cavity, at least part of the pressing rod is exposed out of the second cavity from the second opening, a button is further arranged at one end, away from the second piston, of the pressing rod, a third opening matched with the button is formed in the shell, and the button is exposed out of the accommodating space from the third opening.

8. The liquid storage device of claim 4, wherein: an elastic piece is arranged in the piston cavity, and two opposite ends of the elastic piece are respectively abutted to the second piston and the shell.

9. A liquid storage device as claimed in claim 7, wherein: the pressing mechanism further comprises a fixing piece arranged on the shell and close to the second opening, and a locking piece movably connected to the fixing piece, a matching portion matched with the locking piece is formed in the pressing rod, and the locking piece is matched with the matching portion to fix the pressing rod and the button.

10. A beauty instrument is characterized in that: a reservoir device as claimed in any one of claims 1 to 9 comprising a body and disposed within the body.

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