CN110282271B - Push type quantitative container - Google Patents

Abstract

The invention discloses a push type quantitative container, comprising: the container comprises a container body, a connecting seat, a piston, a pressing head and an air supplementing structure, wherein the upper part of the container body is provided with an opening, the connecting seat is hermetically connected to the opening of the container body, a piston cavity is arranged in the connecting seat, the piston is slidingly and hermetically connected to the piston cavity, the piston can slide in the piston cavity, the connecting seat is provided with a first liquid outlet, the lower end of the first liquid outlet is connected with a conduit, the connecting seat is provided with a first one-way valve, the piston is provided with a liquid outlet channel A, the pressing head is connected to the upper part of the piston, the pressing head is internally provided with a liquid outlet channel B communicated with the liquid outlet channel A, the piston is provided with a second one-way valve for closing the liquid outlet channel A, the air supplementing structure comprises an air supplementing channel for communicating the inner cavity of the container body with the outside, and the air supplementing channel is provided with a third one-way valve for closing the air supplementing channel; can pour out proper amount of liquid according to actual needs, and has the advantages of simple structure and convenient operation.

Description

A push-type quantitative container

Technical Field

The invention relates to a container, in particular to a press-type quantitative container.

Background technique

For containers with open openings, it is often difficult for people to control the amount of liquid to be poured when pouring liquid, and it is difficult to pour appropriate or quantitative liquid. In the prior art, there are also many quantitative containers with different structures, but many of them have the defects of complex structure or unchanged operation and use.

The present invention is proposed in view of the deficiencies in the prior art.

Summary of the invention

The technical problem to be solved by the present invention is to provide a press-type quantitative container which can pour out a quantitative amount of liquid according to actual needs.

In order to solve the above technical problems, a press-type quantitative container of the present invention comprises: a container body, a connecting seat, a piston, a pressing head, and an air replenishing structure, wherein the upper part of the container body is provided with an opening communicating with the inner cavity of the container body, the connecting seat is connected to the opening of the container body, a piston cavity is provided in the connecting seat, the piston is slidably connected in the piston cavity, the piston can slide in the piston cavity, the connecting seat is provided with a first liquid outlet connecting the inner cavity of the container body and the piston cavity at the bottom of the piston cavity, the lower end of the first liquid outlet is connected to a conduit extending to the bottom of the container body, the connecting seat is provided with a first one-way valve for closing the first liquid outlet, and the piston is provided with a valve for supplying liquid in the piston cavity. The derived liquid outlet channel A, the pressing head is connected to the upper part of the piston, the pressing head is provided with a liquid outlet channel B communicating with the liquid outlet channel A, the piston is provided with a second one-way valve for closing the liquid outlet channel A, the air replenishing structure comprises an air replenishing channel for connecting the inner cavity of the container body and the outside, and the air replenishing channel is provided with a third one-way valve for closing the air replenishing channel; when the piston is driven to move upward relative to the connecting seat, the liquid in the container body flows into the piston cavity through the conduit and the first liquid outlet, and at the same time, the outside air enters the container body through the air replenishing channel in turn; when the pressing head is driven to cause the piston to move downward relative to the connecting seat, the liquid in the container body flows out through the liquid outlet channel A and the liquid outlet channel B in turn.

In the above-mentioned push-type quantitative container, the piston side wall is provided with a scale that cooperates with the upper edge of the connecting seat to display the volume of the liquid in the piston cavity.

In the press-type quantitative container as described above, the air-supply structure is an air-supply pipe arranged on the connecting seat, the air-supply channel is arranged in the air-supply pipe, the third one-way valve is arranged at the bottom of the air-supply pipe, the air-supply pipe is connected to the connecting seat and passes through the piston, the upper end of the air-supply pipe extends to the upper part of the piston cavity, and the outer side wall of the air-supply pipe is sealed and slidably connected to the piston.

In the above-mentioned push-type quantitative container, the outer side wall of the piston is provided with an elastic sealing sheet A which is sealed with the inner side wall of the piston cavity.

In the above-mentioned push-type quantitative container, the piston is provided with an elastic sealing sheet B which seals with the outer wall of the air supply pipe.

In the above-mentioned push-type quantitative container, the upper part of the piston is provided with an anti-slip protrusion for driving the piston to move upward relative to the connecting seat.

In the above-mentioned push-type quantitative container, the upper part of the push head is provided with anti-slip grooves.

In the above-mentioned push-type quantitative container, the connection seat is provided with a limiting protrusion A protruding toward the piston cavity, and the outer side wall of the piston is provided with a limiting protrusion B cooperating with the limiting protrusion A to prevent the piston from escaping from the piston cavity.

In the above-mentioned push-type quantitative container, the upper part of the piston is detachably connected with an outer cover.

In the above-mentioned push-type quantitative container, the outer cover is provided with an anti-counterfeiting sealing ring matched with the outer side of the piston.

Compared with the prior art, the present invention has the following advantages:

1. The present invention drives the piston to move upward relative to the connecting seat, so that the liquid in the container body flows into the piston cavity through the conduit and the first liquid outlet. When there is a suitable amount of liquid in the piston cavity, the pressing head is driven to move the piston downward relative to the connecting seat, and the liquid in the container body flows out through the liquid outlet channel A and the liquid outlet channel B in sequence. The suitable amount of liquid can be poured out according to actual needs, and has the advantages of simple structure and convenient operation.

BRIEF DESCRIPTION OF THE DRAWINGS

The specific embodiments of the present invention are further described in detail below with reference to the accompanying drawings, wherein:

FIG1 is an exploded schematic diagram of the present invention;

FIG2 is a three-dimensional cross-sectional view of the present invention;

FIG3 is a schematic cross-sectional view of the present invention;

FIG4 is a second full cross-sectional schematic diagram of the present invention;

FIG. 5 is a third full cross-sectional schematic diagram of the present invention.

Detailed ways

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in Figures 1 to 5, a press-type quantitative container of the present embodiment comprises: a container body 1, a connecting seat 2, a piston 3, a pressing head 4, and an air replenishing structure 5. The upper portion of the container body 1 is provided with an opening communicating with the inner cavity of the container body 1, the connecting seat 2 is sealingly connected to the opening of the container body 1, a piston cavity 201 is provided in the connecting seat 2, the piston 3 is slidably and sealingly connected in the piston cavity 201, the piston 3 can slide in the piston cavity 201, the connecting seat 2 and the bottom of the piston cavity 201 are provided with a first liquid outlet 21 connecting the inner cavity of the container body 1 and the piston cavity 201, the lower end of the first liquid outlet 21 is connected to a conduit 6 extending to the bottom of the container body 1, the connecting seat 2 is provided with a first one-way valve 71 for closing the first liquid outlet 21, and the piston 3 is provided with a Liquid outlet channel A301, the pressing head 4 is connected to the upper part of the piston 3, the pressing head 4 is provided with a liquid outlet channel B401 communicating with the liquid outlet channel A301, the piston 3 is provided with a second one-way valve 72 for closing the liquid outlet channel A301, the air replenishing structure 5 includes an air replenishing channel 501 for connecting the inner cavity of the container body 1 and the outside, and the air replenishing channel 501 is provided with a third one-way valve 73 for closing the air replenishing channel 501; when the piston 3 is driven to move upward relative to the connecting seat 2, the liquid in the container body 1 flows into the piston cavity 201 through the conduit 6 and the first liquid outlet 21, and at the same time, the outside air enters the container body 1 through the air replenishing channel 501 in turn; when the pressing head 4 is driven to make the piston 3 move downward relative to the connecting seat 2, the liquid in the container body 1 flows out through the liquid outlet channel A301 and the liquid outlet channel B401 in turn. The present invention drives the piston to move upward relative to the connecting seat, so that the liquid in the container body flows into the piston cavity through the conduit and the first liquid outlet. When there is a suitable amount of liquid in the piston cavity, the pressing head is driven to move the piston downward relative to the connecting seat, and the liquid in the container body flows out through the liquid outlet channel A and the liquid outlet channel B in sequence. The suitable amount of liquid can be poured out according to actual needs, and has the advantages of simple structure and convenient operation.

In order to enable the operator to clearly know the volume of the liquid in the piston cavity 201 , a scale 31 is provided on the side wall of the piston 3 to cooperate with the upper edge of the connecting seat 2 to display the volume of the liquid in the piston cavity 201 .

In this embodiment, the air supply structure 5 is an air supply pipe 51 arranged on the connecting seat 2, the air supply channel 501 is arranged in the air supply pipe 51, the third one-way valve 73 is arranged at the bottom of the air supply pipe 51, the air supply pipe 51 is connected to the connecting seat 2 and passes through the piston 3, the upper end of the air supply pipe 51 extends to the upper part of the piston cavity 201, and the outer wall of the air supply pipe 51 is sealed and slidably connected to the piston 3; the air supply structure 5 adopts the above structure to be hidden inside, and is not easy to get dust.

In order to improve the sealing performance between the piston and the piston cavity, an elastic sealing sheet A32 is provided on the outer wall of the piston 3 to seal with the inner wall of the piston cavity 201.

In order to improve the sealing performance between the piston and the air supply pipe 51 , an elastic sealing sheet B33 is provided on the piston 3 to seal with the outer wall of the air supply pipe 51 .

In order to facilitate the upward movement of the piston, an anti-slip protrusion 34 is provided on the upper part of the piston 3 to facilitate the upward movement of the piston 3 relative to the connecting seat 2.

In this embodiment, an anti-slip pattern 41 is provided on the upper portion of the pressing head 4 to prevent the pressing head 4 from slipping when being pressed.

In order to prevent the piston from escaping from the piston cavity 201 during movement, a limiting protrusion A81 protruding toward the piston cavity 201 is provided on the connecting seat 2, and the outer wall of the piston 3 is provided with a limiting protrusion B82 cooperating with the limiting protrusion A81 to prevent the piston 3 from escaping from the piston cavity 201.

In order to prevent dust, an outer cover 9 is detachably connected to the upper part of the piston 3 ; in order to prevent counterfeiting, an anti-counterfeiting sealing ring 91 cooperating with the outer side of the piston 3 is provided on the outer cover 9 .

Claims (8)

1. A push-type dosing container, characterized by comprising: the container body (1), connecting seat (2), piston (3), pressing head (4) and air supplementing structure (5), the upper portion of container body (1) be equipped with the communicating opening of container body (1) inner chamber, connecting seat (2) connect in the opening part of container body (1), connecting seat (2) in be equipped with piston chamber (201), piston (3) slidingly connect in piston chamber (201), piston (3) can slide in piston chamber (201), connecting seat (2) and be located the bottom of piston chamber (201) and be equipped with first liquid outlet (21) of intercommunication container body (1) inner chamber and piston chamber (201), the lower extreme of first liquid outlet (21) is connected with pipe (6) that extend to container body (1) inner chamber, connecting seat (2) on be equipped with first check valve (71) that are used for closing first liquid outlet (21), piston (3) on be equipped with and be used for supplying piston chamber (201) to derive liquid passageway A in piston chamber (201), pressing head (301) in pressing head (4) are equipped with communicating liquid passageway (301) in piston chamber (4, the piston (3) is provided with a second one-way valve (72) for closing the liquid outlet channel A (301), the air supplementing structure (5) comprises an air supplementing channel (501) for communicating the inner cavity of the container body (1) with the outside, and the air supplementing channel (501) is provided with a third one-way valve (73) for closing the air supplementing channel (501); when the driving piston (3) moves upwards relative to the connecting seat (2), liquid in the container body (1) flows into the piston cavity (201) through the guide pipe (6) and the first liquid outlet (21), and at the same time, outside air sequentially enters the container body (1) through the air supplementing channel (501); when the pressing head (4) is driven to further enable the piston (3) to move downwards relative to the connecting seat (2), liquid in the container body (1) flows out through the liquid outlet channel A (301) and the liquid outlet channel B (401) in sequence;

The side wall of the piston (3) is provided with a scale (31) which is matched with the upper edge of the connecting seat (2) to display the volume of liquid in the piston cavity (201);

the air supplementing structure (5) is an air supplementing pipe (51) arranged on the connecting seat (2), the air supplementing channel (501) is arranged in the air supplementing pipe (51), the third one-way valve (73) is arranged at the bottom of the air supplementing pipe (51), the air supplementing pipe (51) is connected to the connecting seat (2) and penetrates through the piston (3), the upper end of the air supplementing pipe (51) extends to the upper portion of the piston cavity (201), and the outer side wall of the air supplementing pipe (51) is in sealing and sliding connection with the piston (3).

2. A push-type dosing container according to claim 1, characterized in that the outer side wall of the piston (3) is provided with an elastic sealing piece a (32) in sealing engagement with the inner side wall of the piston chamber (201).

3. A push type dosing container according to claim 1 or 2, characterized in that the piston (3) is provided with an elastic sealing piece B (33) in sealing engagement with the outer side wall of the air compensating tube (51).

4. A push-type dosing container according to claim 1, characterized in that the upper part of the piston (3) is provided with anti-slip protrusions (34) facilitating the upward movement of the driving piston (3) relative to the coupling seat (2).

5. A push type dosing container according to claim 1, characterized in that the upper part of the push head (4) is provided with anti-slip threads (41).

6. The pressing type quantitative container according to claim 1, wherein the connecting seat (2) is provided with a limiting protrusion a (81) protruding toward the piston cavity (201), and the outer side wall of the piston (3) is provided with a limiting protrusion B (82) cooperating with the limiting protrusion a (81) to prevent the piston (3) from being separated from the piston cavity (201).

7. A push type dosing container according to claim 1, characterized in that the upper part of the piston (3) is detachably connected with an outer cap (9).

8. A push-type dosing container according to claim 7, characterized in that the outer cover (9) is provided with an anti-counterfeit sealing ring (91) cooperating with the outside of the piston (3).