CN220989404U - Duckbill valve structure for sprayer - Google Patents

Abstract

The utility model relates to the technical field of spray instruments, in particular to a duckbill valve structure for a spray instrument, which comprises a duckbill valve body, wherein the bottom of the duckbill valve body is provided with a duckbill valve step surface, the top end of the duckbill valve body is provided with a duckbill valve mouth, and sleeved holes are formed in the duckbill valve mouth, the duckbill valve body and the duckbill valve step surface and are used for installing a duckbill valve sleeve on the bottle mouth of the spray instrument; the central part on the top end of the duckbill valve mouth is also provided with an exhaust hole for pressure relief and exhaust, the exhaust hole is communicated with the sleeved hole in a pressure relief and exhaust state, and the left side and the right side of the duckbill valve mouth are both provided with inclined planes. The utility model can realize the pressure relief and exhaust work of the sprayer, and can not generate water leakage in the pressure relief and exhaust process.

Description

Duckbill valve structure for sprayer

Technical Field

The utility model relates to the technical field of spray instruments, in particular to a duckbill valve structure for a spray instrument.

Background

Along with the continuous improvement of the living standard of people, people pay more and more attention to the image of the people, besides daily skin care, the people also need to carry out periodic beauty treatment, and people spray the face of a user through a sprayer during beauty treatment, so that the make-up effect is better, and the make-up removal is more convenient.

However, when the sprayer is used, the internal air pressure can be increased, and when the air pressure is increased, the air can be discharged along the spraying hole of the sprayer, and when the air is discharged, the air can bring water inside the sprayer out together, so that the water leakage phenomenon of the sprayer can be caused, the leaked water can be adhered to the surface of the sprayer, namely, the appearance is not attractive, the safety of the sprayer in use is affected, and great trouble is brought to the use of people, and therefore, a duckbill valve structure for the sprayer is needed to solve the problems.

Disclosure of utility model

The utility model aims to provide a duckbill valve structure for a sprayer, which aims to solve the problem that water is discharged together when the sprayer is depressurized in the background art, so that the sprayer leaks water.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a duckbill valve structure that spray appearance was used, includes the duckbill valve body, the bottom of duckbill valve body is provided with duckbill valve step face, the top of duckbill valve body is provided with duckbill valve mouth to duckbill valve mouth, duckbill valve body and duckbill valve step face integral type injection moulding, the suit hole has been seted up to the inside of duckbill valve mouth, duckbill valve body and duckbill valve step face, and this suit hole is used for adorning the duckbill valve pocket at the bottleneck of spray appearance; the central part on duckbill valve mouth top still has offered and has been used for the exhaust hole of pressure release, and exhaust hole and suit hole intercommunication each other under the pressure release exhaust state, the left and right sides of duckbill valve mouth all is provided with the inclined plane, and this inclined plane is convenient for the inside atmospheric pressure of atomizer to jack up the exhaust hole and realize the exhaust.

Preferably, the outer diameter of the duckbill valve step surface is larger than the outer diameter of the duckbill valve body, and the duckbill valve step surface is used for water leakage prevention after the duckbill valve and the sprayer are covered.

Preferably, the two groups of inclined planes are in symmetrical relation with the vent hole, and the symmetrically arranged inclined planes are convenient for the gas in the sprayer to be uniformly discharged from the vent hole.

Preferably, the maximum vertical height of the duckbill valve mouth is 3mm, the duckbill valve mouth is convenient to be contained in a bottle cap of the sprayer, and the duckbill valve mouth, the duckbill valve body and the step surface of the duckbill valve are made of silica gel materials.

Preferably, the exhaust hole is in a closed state in the original state, water leakage does not occur, and the exhaust hole is opened to realize exhaust when the internal air pressure of the sprayer is large.

Preferably, the inner walls of the two sides of the duckbill valve mouth are all injection-molded with anti-cracking parts, the anti-cracking parts and the exhaust holes are positioned on the same straight line, and the anti-cracking parts are used for preventing the exhaust holes from cracking to the two sides when the air pressure of the sprayer is too high.

Compared with the prior art, the utility model has the beneficial effects that: the duckbill valve structure for the sprayer can realize the pressure relief and exhaust work of the sprayer, and meanwhile, the water leakage phenomenon can not occur in the pressure relief and exhaust process; specifically, the duckbill valve is sleeved on the bottle mouth of the sprayer through the sleeved hole, the step surface of the duckbill valve is utilized to prevent the duckbill valve from leaking water after the duckbill valve is covered with the sprayer, meanwhile, the original state of the exhaust hole is closed, so that no matter what the sprayer is placed after the duckbill valve is installed on the sprayer, the water leakage phenomenon can not occur, the sprayer is placed right after the sprayer is started up for use, the air pressure in the sprayer can rise in the use process of the sprayer, the air pressure can enter the inside of the sleeved hole when rising, the air pressure entering the sleeved hole can outwards push the inclined planes on the left side and the right side, the exhaust hole is opened, and the air is discharged through the exhaust hole.

Drawings

FIG. 1 is a schematic view of a three-dimensional forward-looking state structure of the present utility model;

FIG. 2 is a schematic diagram of an oblique view of the present utility model;

FIG. 3 is a schematic view of a three-dimensional inverted state structure of the present utility model;

Fig. 4 is an enlarged schematic top view of the present utility model.

In the figure: 1. a duckbill valve body; 2. duckbill valve step surface; 3. duckbill valve mouth; 4. a bevel plane; 5. an exhaust hole; 6. sleeving the holes; 7. an anti-cracking part.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and furthermore, the terms "first", "second", "third", "up, down, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present utility model, unless explicitly stated and defined otherwise, the terms "connected", "connected" and "connected" should be interpreted broadly, and for example, may be fixedly connected, detachably connected, or integrally connected; the mechanical connection and the electrical connection can be adopted; all other embodiments, which may be directly or indirectly through intermediaries, which may be obtained by a person of ordinary skill in the art without inventive effort based on the embodiments of the present utility model are within the scope of the present utility model.

The structure of the duckbill valve structure for the sprayer is shown in fig. 1, the duckbill valve structure comprises a duckbill valve body 1, a duckbill valve step surface 2 is arranged at the bottom of the duckbill valve body 1, a duckbill valve 3 is arranged at the top end of the duckbill valve body 1, the duckbill valve 3, the duckbill valve body 1 and the duckbill valve step surface 2 are integrally formed by injection molding, the outer diameter of the duckbill valve step surface 2 is larger than that of the duckbill valve body 1, the duckbill valve step surface 2 is used for water leakage prevention after the duckbill valve is covered with the sprayer, the maximum vertical height of the duckbill valve 3 is 3mm, the duckbill valve 3 is conveniently contained in a bottle cap of the sprayer, the duckbill valve 3, the duckbill valve body 1 and the duckbill valve step surface 2 are made of silica gel materials, the duckbill valve 3, the duckbill valve body 1 and the duckbill valve step surface 2 are internally provided with holes 6, and the holes 6 are used for sleeving the duckbill valve sleeve on the bottle cap of the sprayer.

When the method is implemented, the duckbill valve is sleeved on the bottle mouth of the sprayer through the sleeved hole 6, the duckbill valve step surface 2 is utilized to prevent the duckbill valve from leaking after being covered with the sprayer, and meanwhile, the original state of the exhaust hole 5 is closed, so that no matter which sprayer is placed after the sprayer is provided with the duckbill valve, the water leakage phenomenon can not occur.

Further, as shown in fig. 2, the central part of the top end of the duckbill valve mouth 3 is also provided with an exhaust hole 5 for pressure relief and exhaust, the exhaust hole 5 is communicated with the sleeved hole 6 in the pressure relief and exhaust state, the exhaust hole 5 is in a closed state in the original state, no water leakage occurs, and the exhaust hole 5 is propped open to realize exhaust when the internal air pressure of the sprayer is large; the left and right sides of duckbill valve mouth 3 all are provided with inclined plane 4, this inclined plane 4 is convenient for the inside atmospheric pressure of atomizer to jack up exhaust hole 5 and realize the exhaust, two sets of inclined plane 4 are symmetrical with regard to exhaust hole 5, the inside gaseous even follow exhaust hole 5 department of exhaust of atomizer is convenient for to the inclined plane 4 of symmetry setting, all mould plastics on the inner wall of duckbill valve mouth 3 both sides have anticracking portion 7, this anticracking portion 7 is located same straight line with exhaust hole 5, and this anticracking portion 7 is used for preventing when atomizer atmospheric pressure is too big to the both sides fracture phenomenon with exhaust hole 5

When the sprayer is put forward and started up for use, the air pressure in the sprayer can be increased in the use process, the air pressure can enter the sleeving holes 6 when being increased, the air pressure entering the sleeving holes 6 can outwards push the inclined planes 4 on the left side and the right side, so that the exhaust holes 5 are opened, and the air is exhausted through the exhaust holes 5.

Working principle: when the spray instrument is used, the duckbill valve is sleeved on the bottle mouth of the spray instrument through the sleeve hole 6, the duckbill valve step surface 2 is utilized to prevent the duckbill valve from leaking water after being covered with the spray instrument, and meanwhile, the original state of the exhaust hole 5 is closed, so that no matter any spray instrument is placed after the spray instrument is provided with the duckbill valve and covered with the spray instrument bottle cap, the water leakage phenomenon can not occur in the hole preset by the spray instrument bottle cap.

The sprayer is then placed forward and started up for use, the air pressure in the sprayer can rise in the use process, the air pressure can enter the sleeving holes 6 when rising, the air pressure entering the sleeving holes 6 can outwards push the inclined planes 4 on the left side and the right side, so that the exhaust holes 5 are opened, air is discharged through the exhaust holes 5, and finally, the air is discharged through holes preset by the sprayer bottle cap, so that the pressure relief and exhaust work in the sprayer is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a duckbill valve structure that spray appearance was used, includes duckbill valve body (1), its characterized in that: the duckbill valve comprises a duckbill valve body (1), and is characterized in that a duckbill valve step surface (2) is arranged at the bottom of the duckbill valve body (1), a duckbill valve mouth (3) is arranged at the top end of the duckbill valve body (1), the duckbill valve body (1) and the duckbill valve step surface (2) are integrally injection molded, a sleeving hole (6) is formed in the duckbill valve mouth (3), the duckbill valve body (1) and the duckbill valve step surface (2), and the sleeving hole (6) is used for sleeving a duckbill valve sleeve on a bottle mouth of a sprayer; the central part on duckbill valve mouth (3) top has still been offered and has been used for the exhaust hole (5) of pressure release, and exhaust hole (5) and suit hole (6) intercommunication each other under the pressure release exhaust state, the left and right sides of duckbill valve mouth (3) all is provided with inclined plane (4), and this inclined plane (4) are convenient for the inside atmospheric pressure of atomizer open exhaust hole (5) top and realize the exhaust.

2. A duckbill valve structure for a sprayer according to claim 1, wherein: the outer diameter of the duckbill valve step surface (2) is larger than that of the duckbill valve body (1), and the duckbill valve step surface (2) is used for water leakage prevention after the duckbill valve and the sprayer are covered.

3. A duckbill valve structure for a sprayer according to claim 1, wherein: the two groups of inclined planes (4) are in symmetrical relation with the exhaust hole (5), and the symmetrically arranged inclined planes (4) are convenient for the gas in the sprayer to be exhausted from the exhaust hole (5) uniformly.

4. A duckbill valve structure for a sprayer according to claim 1, wherein: the maximum vertical height of the duckbill valve mouth (3) is 3mm, the duckbill valve mouth (3) is convenient to be contained in a bottle cap of the sprayer, and the duckbill valve mouth (3), the duckbill valve body (1) and the duckbill valve step surface (2) are made of silica gel materials.

5. A duckbill valve structure for a sprayer according to claim 1, wherein: the exhaust hole (5) is in a closed state in the original state, water leakage does not occur, and the exhaust hole (5) is propped open to realize exhaust when the internal air pressure of the sprayer is large.

6. A duckbill valve structure for a sprayer according to claim 1, wherein: the inner walls of the two sides of the duckbill valve mouth (3) are both injection-molded with anti-cracking parts (7), the anti-cracking parts (7) and the exhaust holes (5) are positioned on the same straight line, and the anti-cracking parts (7) are used for preventing the exhaust holes (5) from cracking to the two sides when the air pressure of the sprayer is too large.