CN219273383U

CN219273383U - Inverted spray can

Info

Publication number: CN219273383U
Application number: CN202320020570.1U
Authority: CN
Inventors: 王瑞青
Original assignee: Shanghai Gedun Aerosol Co ltd
Current assignee: Shanghai Gedun Aerosol Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-06-30
Anticipated expiration: 2033-01-05

Abstract

The utility model provides an inverted spray tank, which comprises an aerosol tank, wherein a fixed cover is covered at the opening position of the aerosol tank, a through hole is formed in the middle position of the fixed cover, a valve core is arranged in the through hole, one end of the valve core stretches into the aerosol tank to form elastic sleeve joint with one end of a valve chamber, and the valve chamber is fixed with the fixed cover; one end of the valve chamber sleeve joint valve core is circumferentially and uniformly provided with side channels which are communicated with the inner cavity of the valve chamber at intervals. In the structure of the utility model, the side channel is circumferentially arranged at one end of the existing inverted spray tank valve chamber close to the fixed cover, so that the discharge height of the solution in the spray tank is reduced, thereby solving the problem of residual solution in the spray tank, simultaneously, the positioning of the tail part of the nozzle is not influenced, the normal use of the original assembly equipment is ensured, and the structure is simple, the production difficulty and the cost are low.

Description

Inverted spray can

Technical Field

The utility model belongs to the technical field of spray cans, and particularly relates to an inverted spray can.

Background

The inverted spray tank is a spray tank which is formed by downwards inverting a nozzle to realize spraying, and mainly comprises a tank body and the nozzle, wherein the part of the nozzle extending into an opening of the tank body has a certain axial dimension, so that the liquid level of part of solution in the opening of the tank body after inversion is lower than a water inlet of the nozzle, the part of solution remains and cannot be sprayed out, the valve of the same type currently sold on the market is mainly realized by shortening the tail length of the nozzle, but more solution remains in the tank body in the mode, and the nozzle cannot be positioned after the tail of the nozzle is shortened due to the positioning mainly by the tail of the nozzle when the original equipment is assembled, so that the original equipment is invalid, and the structure is assembled in an inversion mode, so that the complexity and the failure rate of the operation are increased.

The existing patent (application number: 202121300557.9) discloses an inverted spray tank, and solves the problems that residual solution exists in the tank body and cannot be fully utilized in the technical problems by adopting the siphon principle, but because the outer diameter of the tail part of the nozzle is increased by arranging the inner sleeve and the outer sleeve of the valve core, the problem that the nozzle cannot be positioned during assembly, so that the original equipment fails still exists, and compared with the existing nozzle, the structure is complex and the manufacturing cost is increased.

How to design an inverted spray can and how to reduce the manufacturing cost while solving the problem of solution residue in the spray can becomes an urgent problem to be solved.

Disclosure of Invention

In view of the above-described drawbacks of the prior art, an object of the present utility model is to provide an inverted spray can for solving the problem of the prior art that the cost of manufacturing the inverted spray can as a whole is increased due to the residual internal solution.

In order to achieve the above purpose, the utility model provides an inverted spray can, which comprises an aerosol can, wherein a fixed cover is covered at the opening position of the aerosol can, a through hole is arranged at the middle position of the fixed cover, a valve core is arranged in the through hole, one end of the valve core stretches into the interior of the aerosol can to form elastic sleeve joint with one end of a valve chamber, and the valve chamber is fixed with the fixed cover;

one end of the valve chamber sleeve joint valve core is circumferentially and uniformly provided with side channels which are communicated with the inner cavity of the valve chamber at intervals.

By adopting the technical scheme: a side channel is circumferentially formed at one end of the existing inverted spray tank valve chamber close to the fixed cover, when the valve core extrudes towards the inside of the aerosol tank, solution in the aerosol tank can directly enter the valve chamber through the side channel and then enter the valve core, and finally the solution is sprayed out from one end of the valve core extending out of the fixed cover; the side channel is arranged, so that the problem that solution residues are easy to occur in the inverted spray tank is solved, the positioning of the spray nozzle during assembly is not influenced, the normal use of original equipment is ensured, the structure is simple, and the processing and manufacturing cost is low.

In an embodiment of the utility model, an outer gasket is arranged between the fixed cover and the aerosol can and is in sealing connection with the opening end of the aerosol can through the outer gasket;

by adopting the technical scheme: an outer gasket is additionally arranged to ensure the connection tightness between the fixed cover and the aerosol can.

In one embodiment of the utility model, one end of the valve chamber sleeved with the valve core is fixedly connected with the fixed cover;

by adopting the technical scheme: the valve chamber and the fixed cover are relatively fixed, and the matching stability between the valve chamber and the valve core is ensured.

In one embodiment of the utility model, an inner gasket is arranged between the valve chamber and the fixed cover and is in sealing connection with the fixed cover through the inner gasket;

by adopting the technical scheme: an inner gasket is additionally arranged to ensure the connection tightness between the valve chamber and the fixed cover.

In one embodiment of the utility model, a spring is sleeved at one end of the valve core extending into the aerosol can in a limiting manner and is elastically sleeved with one end of the valve chamber through the spring;

by adopting the technical scheme: the spring is additionally arranged to provide the reset force of the valve core, so that the valve core can return to the original position after extrusion is completed, and the next extrusion spraying operation is performed.

In one embodiment of the utility model, a solution channel leading to the lower end is arranged in the valve core, a liquid inlet communicated with the solution channel is arranged on the side wall of the valve core, and the liquid inlet enters the valve chamber to be communicated with the inner cavity of the valve chamber by compressing the valve core into the aerosol can.

By adopting the technical scheme: through upwards pressing the valve core, the inner cavity channel of the valve core is communicated with the inner cavity channel of the valve chamber, so that the solution entering the valve chamber through the side channel can be sprayed out through the valve core, and corresponding spraying operation is completed.

Advantageous effects

In the structure of the utility model, the side channel is circumferentially arranged at one end of the existing inverted spray tank valve chamber close to the fixed cover, so that the discharge height of the solution in the spray tank is reduced, thereby solving the problem of residual solution in the spray tank, simultaneously, the positioning of the tail part of the nozzle is not influenced, the normal use of the original assembly equipment is ensured, and the structure is simple, the production difficulty and the cost are low; the popularization and application have good economic benefit and social benefit.

Drawings

Fig. 1 is a front cross-sectional view of the present utility model.

Fig. 2 is an enlarged cross-sectional view of the present utility model.

Fig. 3 is a front view of the valve chamber of the present utility model.

In the figure: 1. an aerosol can; 2. a fixed cover; 3. a valve chamber; 4. a valve core; 5. a spring; 6. a side channel; 7. an outer gasket; 8. an inner gasket.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 3. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

As shown in fig. 1-3, the utility model provides an inverted spray can, which comprises an aerosol can 1, wherein a fixed cover 2 is connected to the opening position of the aerosol can 1, and an outer gasket 7 is arranged between the fixed cover 2 and the opening end of the aerosol can 1 in order to ensure the tightness of the connection position of the fixed cover 2 and the aerosol can 1; a through hole is formed in the middle of the fixed cover 2, a valve core 4 is arranged in the through hole, one end of the valve core 4 stretches into the aerosol can 1 to be sleeved with the valve chamber 3, and in order to provide the resetting capability of the valve core 4, a spring 5 is arranged between the valve core 4 and the valve chamber 3 and is elastically sleeved through the spring 5, so that the valve core 4 can return to the original position after being unstressed; in order to ensure the tightness of the joint of the valve chamber 3 and the fixed cover 2, an inner gasket 8 is arranged between the valve chamber 3 and the fixed cover 2 for tightly assisting in sealing;

the valve chamber 3 is sleeved with one end of the valve core 4 and is provided with side channels 6 communicated with the inner cavity of the valve chamber at uniform intervals in the circumferential direction, so that a channel for allowing solution to enter the valve chamber 3 is provided, and the liquid inlet height is reduced; the valve core 4 is internally provided with a solution channel which is communicated with the lower end, the side wall of the valve core 4 is provided with a liquid inlet communicated with the solution channel, the valve core 4 is compressed towards the inside of the aerosol can 1, the liquid inlet enters the valve chamber 3 to be communicated with the cavity channel of the valve chamber 3, after the valve core 4 is pressed and moved upwards, the liquid inlet on the valve core 4 can be communicated with the valve chamber 3, and the relative sealing state is relieved, so that the solution which enters the valve chamber 3 from the side channel 6 is introduced and sprayed out through the valve core 4, and after the solution is sprayed out, the valve core can be matched with the spring 5 to return to the original position to form the sealing state.

During implementation, the aerosol can 1 is inverted, then the leaked valve core 4 end is aligned to a required spraying position, then the valve core 4 is pressed into the aerosol can 1 until a liquid inlet laterally formed in the valve core 4 is communicated with the inside of the valve chamber 3, at the moment, solution in the aerosol can 1 enters the inside of the valve chamber 3 from the side channel 6 under the action of pressure, then enters the inside of the valve core 4 from the liquid inlet, finally is sprayed to a designated position from the valve core 4 under the guidance of the valve core 4, corresponding spraying operation is completed, after spraying is completed, the pressing force of the valve core 4 is sent, the valve core 4 returns to the original position under the action of the spring 5, the internal solution is not circulated, and spraying is stopped.

In summary, the utility model provides an inverted spray tank, wherein a side channel 6 is circumferentially arranged at one end of a valve chamber 3 of the existing inverted spray tank, which is close to a fixed cover 2, so that the discharge height of solution in the spray tank is reduced, the problem of solution residue in the spray tank is solved, the positioning of the tail part of a nozzle is not influenced, the normal use of the original assembly equipment is ensured, and the inverted spray tank has a simple structure, low production difficulty and low cost; the popularization and application have good economic benefit and social benefit. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. An inverted aerosol can comprising an aerosol can (1), characterized in that: the device is characterized in that a fixed cover (2) is covered at the opening position of the aerosol can (1), a through hole is formed in the middle position of the fixed cover (2), a valve core (4) is arranged in the through hole, one end of the valve core (4) stretches into the aerosol can (1) to form elastic sleeve joint with one end of a valve chamber (3), and the valve chamber (3) is fixed with the fixed cover (2);

one end of the valve chamber (3) sleeved with the valve core (4) is provided with side channels (6) which are communicated with the inner cavity of the valve chamber (3) at equal intervals in the circumferential direction.

2. An inverted aerosol can as set forth in claim 1 wherein: an outer gasket (7) is arranged between the fixed cover (2) and the aerosol can (1) and is in sealing connection with the opening end of the aerosol can (1) through the outer gasket (7).

3. An inverted aerosol can as set forth in claim 1 wherein: one end of the valve chamber (3) sleeved with the valve core (4) is fixedly connected with the fixed cover (2).

4. An inverted aerosol can as set forth in claim 1 wherein: an inner gasket (8) is arranged between the valve chamber (3) and the fixed cover (2) and is in sealing connection with the fixed cover (2) through the inner gasket (8).

5. An inverted aerosol can as set forth in claim 1 wherein: one end of the valve core (4) extending into the aerosol can (1) is limited and sleeved with a spring (5), and the valve core and one end of the valve chamber (3) form elastic sleeve connection through the spring (5).

6. An inverted aerosol can as set forth in claim 1 wherein: the valve core (4) is internally provided with a solution channel communicated with the lower end, the side wall of the valve core (4) is provided with a liquid inlet communicated with the solution channel, the valve core (4) is compressed into the aerosol can (1), and the liquid inlet enters the valve chamber (3) to be communicated with the inner cavity of the valve chamber (3).