CN111572990A - Liquid container cover - Google Patents

Abstract

The invention relates to the technical field of liquid container fittings, in particular to a liquid container cover, which has the technical scheme that the liquid container cover comprises the following components: the top cover is internally provided with a hollow connecting body; the piston seat is abutted against the bottom of the top cover, an installation cavity is formed between the piston seat and the top cover, and the connecting body is positioned in the installation cavity; the fixing piece is sleeved on the outer side surface of the top cover and is detachably connected to the top of the piston seat; the sliding piece is accommodated in the mounting cavity and is in threaded connection with the outer side face of the connecting body; the pressure regulating valve is fixedly arranged on the piston seat, a valve switch of the pressure regulating valve is abutted against the bottom of the sliding part, and the bottom of the pressure regulating valve is provided with a tip end which extends to the outer side of the mounting cavity; place the sleeve, can dismantle the bottom of connecting in the piston seat, place the sleeve and have and place the chamber, place the intracavity and be equipped with compressed gas cylinder, place telescopic lateral surface and still seted up with the communicating venthole of installation cavity. The invention has the advantages of small structure, strong applicability and easy assembly.

Description

a liquid container lid

technical field

The present invention relates to the technical field of liquid container accessories, and more particularly, to a liquid container lid.

Background technique

Effervescent liquids such as beer, wine and some beverages may contain dissolved carbon dioxide and/or other gases. The gas dissolved in the liquid gives it a carbonated or bubbly quality.

At present, after the bubbly liquid is opened, it is usually loaded and dispensed with a glass or steel jug, which includes a jug body for holding the liquid, a bottom frame for supporting the jug body, a lid for sealing the jug body, and a The faucet device for liquid discharge, the pot body is installed on the bottom frame, and the cover body is hinged at the opening of the pot body, which is convenient for the user to open the cover body to complete the liquid injection process. When it is necessary to drink, the user only needs to turn on the switch of the faucet device, and then the liquid in the pot can be taken out.

The above technical solution has defects: when the user frequently opens the cover and injects liquid, the bubble liquid is exposed to the air, and the gas dissolved in the liquid can come out of the liquid, so that the phenomenon of steam escape occurs, which greatly destroys the bubble liquid The taste and quality are not good for preservation.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a liquid container cover, which can apply pressure in the kettle body, limit oxygen exposure and dissolve the compressed gas in the liquid in time to maintain the quality of the liquid in the kettle body. The advantages of small size, strong applicability and easy assembly.

The above-mentioned technical purpose of the present invention is achieved through the following technical solutions, a liquid container cover, comprising:

The top cover is provided with a hollow connecting body inside;

a piston seat, abutting against the bottom of the top cover, and a mounting cavity is formed between the piston seat and the top cover, and the connecting body is located in the mounting cavity;

a fixing piece sleeved on the outer side of the top cover and detachably connected to the top of the piston seat, the fixing piece is used to prevent the top cover from falling off when it rotates horizontally;

a sliding member, which is accommodated in the installation cavity and is threadedly connected to the outer surface of the connecting body;

The pressure regulating valve is fixedly arranged on the piston seat and is located in the installation cavity, and the valve switch of the pressure regulating valve is in contact with the bottom of the sliding member, and the bottom of the pressure regulating valve has a tip, the tip extends outside the mounting cavity;

a placing sleeve, detachably connected to the bottom of the piston seat, the placing sleeve has a placing cavity, the placing cavity is loaded with a compressed gas bottle, and the tip is used to pierce the opening of the compressed gas bottle , the outer side surface of the placing sleeve is also provided with an air outlet which is communicated with the installation cavity.

In one of the embodiments, the sliding member includes a card seat and a slider, the card seat is threadedly connected to the outer side surface of the connecting body, the slider is located in the installation cavity and is movably inserted in the In the inner cavity of the connecting body, positioning teeth are provided at intervals between the two opposite surfaces of the card seat and the slider, and the card seat is connected with the slider through the positioning teeth. .

In one embodiment, a first elastic member is disposed between the card seat and the slider, one end of the first elastic member is pressed against the bottom wall of the card seat, and the other end is pressed against the bottom wall of the card seat. the top wall of the slider;

A second elastic member is arranged between the pressure regulating valve and the sliding block, one end of the second elastic member is pressed against the side wall of the sliding block opposite to the pressure regulating valve, and the other end is pressed against the side wall of the pressure regulating valve. on the side wall of the piston seat opposite to the slider;

When the sliding block is switched from the downward moving state to the upward moving state, the first elastic member and the second elastic member cooperate to provide the sliding block with an elastic stress directed to the top cover, so that the Reset the slider.

In one embodiment, the fixing member includes a nut cover, an outer side surface of the top cover is provided with a resistance piece along its circumferential direction, and the nut cover is movably sleeved on the top cover and abuts against the top cover. On the friction piece, grooves are formed on the surface of the nut cover along its circumferential direction, a plurality of screws are threadedly connected in the grooves, and the nut cover is connected with the piston seat through the screws.

In one embodiment, a decorative ring is embedded in the groove.

In one embodiment, a pressure gauge is also embedded on the surface of the top cover, and the joint of the pressure gauge is detachably connected to the inner cavity of the connecting body.

In one embodiment, a nut is fixed coaxially in the inner cavity of the connecting body, an inner thread is provided on the inner wall of the nut, and the joint of the pressure gauge is connected with the nut through the inner thread.

In one embodiment, the piston seat is further provided with a connecting portion for installing the pressure regulating valve, the connecting portion has an opening for exposing the valve switch of the pressure reducing valve, and the bottom of the pressure regulating valve is further There is a sealant for preventing gas leakage, the bottom of the piston seat is also fixed with a fixed seat, one side of the sealant is in contact with the bottom wall of the pressure regulating valve, and the other end is in contact with the fixed seat seat.

In one of the embodiments, a sealing ring is embedded in the outer periphery of the slider.

In one embodiment, the height at which the top cover protrudes from the fixing member is H, 2cm≤H≥3cm.

The above-mentioned liquid container cover has the following beneficial effects:

First, apply pressure to the liquid to seal the pot body to limit the exposure of oxygen. The compressed gas cylinder can continuously release the compressed gas because the tip pierces the opening. The pressure in the pot body is adjusted by the pressure regulating valve, and the compressed gas is guided into the pot body. , when the gas dissolved in the liquid is insufficient, the compressed gas can be dissolved and added to the liquid in time to maintain the quality and taste of the liquid;

Second, the valve opening of the pressure regulating valve can be adjusted by rotating the top cover, thereby adjusting the pressure in the pot, so that the user can pour out the liquid in the pot without pouring the pot, which is easy to operate;

Third, when the compressed gas in the compressed gas cylinder is exhausted, the user only needs to take out the placing sleeve and replace it with a new compressed gas cylinder. .

Fourth, when the compressed gas in the compressed gas bottle is not used up, the user can keep the compressed gas in the cover by rotating the top cover, and can take out the cover to replenish the liquid in the pot, so as not to waste the unused gas. of compressed gas.

Description of drawings

Fig. 1 is the assembly schematic diagram of lid and pot body in the present embodiment;

Fig. 2 is the structural representation of the cover in the present embodiment;

FIG. 3 is a cross-sectional view of the cover in the present embodiment when the cover is placed in a vertical direction.

In the figure: 1. Pressure gauge; 2. Connecting body; 3. Decorative ring; 4. Nut cover; 5. Piston seat; 51. Connecting part; 6. First elastic part; 7. Installation cavity; 8. Second Elastic part; 9. Air outlet; 10. Sealant; 11. Fixed seat; 12. Compressed gas cylinder; 13. Pressure regulating valve; 131. Tip; 14. Slider; 15. Card seat; 16. Top cover; 17 , Nut; 18, Place the sleeve; 181, Place the cavity; 19, Position the teeth; 20, Interfering sheet; 21, Seal ring;

Detailed ways

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

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outer, Clockwise, Counterclockwise, Axial , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, rather than indicating or implying that the indicated devices or elements must have The particular orientation, construction and operation in the particular orientation are therefore not to be construed as limitations of the invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In the description of the present invention, "plurality" means at least two unless expressly and specifically defined otherwise.

In the present invention, unless otherwise expressly specified and limited, terms such as "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two components or the interaction relationship between the two components, unless otherwise expressly qualified. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may be in direct contact between the first and second features, or the first and second features indirectly through an intermediary touch. Also, the first feature being "above", "over" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

Please refer to FIGS. 1 to 3 , a liquid container cover, including a top cover 16 , a piston seat 5 , a fixing piece, a sliding piece, a pressure regulating valve 13 and a placing sleeve 18 . The outer side of the piston seat 5 is provided with a thread that matches with the pot body 22, and the lid is threadedly connected to the pot body 22 through the piston seat 5, so that the inner space of the pot body 22 is sealed, preventing the liquid in the pot body 22 from being exposed to oxygen. Inside, it plays a role in keeping freshness and quality.

The top cover 16 is provided with a hollow connecting body 2. The connecting body 2 is used to provide a mounting basis for each part of the cover. The piston seat 5 abuts on the bottom of the top cover 16, and the piston seat 5 and the top cover 16 are formed together. There is an installation cavity 7, the connecting body 2 is located in the installation cavity 7, the fixing piece is sleeved on the outer side of the top cover 16 and is detachably connected to the top of the piston seat 5, and the fixing piece is used to prevent the top cover 16 from falling off when it rotates horizontally, The sliding piece is accommodated in the installation cavity 7 and is screwed to the outer surface of the connecting body 2 , the pressure regulating valve 13 is fixedly arranged on the piston seat 5 and is located in the installation cavity 7 , and the valve switch of the pressure regulating valve 13 is in contact with the sliding part. The bottom of the component, the bottom of the pressure regulating valve 13 has a tip 131, the tip 131 extends to the outside of the mounting cavity 7, the placing sleeve 18 is detachably connected to the bottom of the piston seat 5 The placing sleeve 18 has a placing cavity 181, the placing cavity 181 The compressed gas cylinder 12 is loaded therein, the tip 131 is used to pierce the opening of the compressed gas cylinder 12 , and the outer side and/or bottom of the placing sleeve 18 is also provided with an air outlet 9 communicating with the installation cavity 7 .

Through the above solution, the user twists the top cover 16, the top cover 16 rotates to drive the sliding member to move down, and then the sliding member can touch the valve switch of the pressure regulating valve 13, because the tip 131 is configured to pierce the opening of the compressed gas cylinder 12 , then the flow rate of compressed gas flowing from the air outlet 9 to the pot body 22 can be adjusted by adjusting the valve switch. During the entire adjustment process, it is very convenient. Because the top cover 16 is equipped with a fixing piece, the fixing piece can limit the top cover. The movement of the top cover 16 in the vertical plane thus serves to prevent the top cover 16 from falling off when it is rotated horizontally.

Specifically, with reference to FIG. 3 , the slider is described. The slider includes a holder 15 and a slider 14 . The holder 15 is threadedly connected to the outer side of the connecting body 2 , and the slider 14 is located in the installation cavity 7 and is movably inserted into the connection. In the inner cavity of the body 2 , positioning teeth 19 are provided at intervals between the two opposite surfaces of the clip seat 15 and the slider 14 , and the clip seat 15 is connected with the slider 14 by engaging with the positioning teeth 19 .

Due to the setting of the positioning teeth 19, when the top cover 16 rotates, the positioning teeth 19 can limit the rotation of the card holder 15 along with the top cover 16, but are adapted to the threads on the connecting body 2 to move down or move up, and then Touch the valve switch of the pressure regulating valve 13. The positioning teeth 19 are arranged at intervals, so the positioning teeth 19 on the card seat 15 and the positioning teeth 19 on the slider 14 can be engaged with each other.

In this embodiment, in order to enable the sliding member to reset in time after the upward movement and downward movement of the sliding member are completed, a first elastic member 6 is provided between the card seat 15 and the sliding block 14 . One end is against the bottom wall of the card seat 15, and the other end is against the top wall of the slider 14; a second elastic member 8 is arranged between the pressure regulating valve 13 and the slider 14, and one end of the second elastic member 8 is against It is held on one side wall of the slider 14 opposite to the pressure regulating valve 13 , and the other end is pressed against the one side wall of the piston seat 5 opposite to the slider 14 .

When the sliding block 14 is switched from the downward moving state to the upward moving state, the first elastic member 6 and the second elastic member 8 act together to provide an elastic stress to the sliding block 14 directed to the top cover 16, so that the sliding block 14 is reset, thereby It also enables the valve switch of the pressure regulating valve 13 to be closed more quickly.

Specifically, the first elastic member 6 can be a spring, and the spring is coaxially sleeved on the holder 15 and the slider 14. Of course, the first elastic member 6 can also be other objects with elastic force, such as a spring sheet. Similarly, the second elastic member 8 may be a spring or a spring sheet.

Due to the arrangement of the first elastic member 6 and the second elastic member 8, the sliding block 14 can be quickly reset and the action response is rapid, and the stability of the sliding member can be improved.

Specifically, please refer to FIG. 3 again to describe the expansion of the fixing piece. The fixing piece includes a nut cover 4 , the outer side surface of the top cover 16 is provided with a resisting piece 20 along its circumferential direction, and the nut cover 4 is movably sleeved on the top cover. 16 and abuts on the abutting piece 20, the surface of the nut cover 4 is provided with a groove (not shown in the figure) along its circumferential direction, and a plurality of screws (not shown in the figure) are threadedly connected in the groove, The nut cover 4 is fixedly connected with the piston seat 5 through screws.

Of course, the fixing member can be the nut cover 4 or other components, such as a hollow cover body, as long as it is sleeved on the top cover 16 and abuts on the abutting piece 20, the corresponding function can be achieved, To achieve the desired effect, when the fixing element is installed, the top cover 16 will not fall off during the rotation regardless of whether the user rotates clockwise and/or counterclockwise, which improves the overall installation firmness and reliability.

In order to enhance the aesthetics of the screw cap 4, a decorative ring 3 is embedded in its groove. In this embodiment, a transparent ring is mainly used, but of course other decorations are also possible.

Specifically, in order to allow the user to observe and/or adjust the pressure in the pot body 22 more intuitively, a pressure gauge 1 is also embedded on the surface of the top cover 16, and the surface of the pressure gauge 1 faces upwards horizontally and protrudes from the top cover. 16 setting, the joint of the pressure gauge 1 is detachably connected to the inner cavity of the connecting body 2, the inner cavity of the connecting body 2 is coaxially fixed with a nut 17, the inner wall of the nut 17 is provided with an internal thread, and the joint of the pressure gauge 1 is connected to the inner cavity of the connecting body 2. The connecting bodies 2 are connected by internal and external threads. In this embodiment, the material of the nut 17 is copper, but of course it can also be made of other metal materials, such as steel.

The slider 14 has a hole that communicates with the joint of the pressure gauge 1. When the slider 14 touches the valve switch of the pressure regulating valve 13, the compressed gas in the pressure regulating valve 13 enters the pressure gauge 1, so that the pressure gauge 1 can display the pressure index inside the kettle body 22.

Specifically, the pressure regulating valve 13 is also provided with a sealant 10 for placing gas leakage, the bottom of the piston seat 5 is also fixed with a fixed seat 11, the placing sleeve 18 is threadedly connected to the outer side of the fixed seat 11, and the sealant 10 is One side is in contact with the bottom wall of the pressure regulating valve 13 , and the other end is in contact with the fixed seat 11 . A connecting portion 51 is protruded on the piston seat 5 in the mounting cavity 7. The connecting portion 51 is used for the installation of the pressure regulating valve 13, and the upper part of the connecting portion 51 has an opening that is exposed by the valve switch of the pressure regulating valve 13, and is connected to The part 51 can limit the upward movement of the pressure regulating valve 13 , the sealant 10 is wrapped around the bottom of the pressure regulating valve 13 , the tip 131 extends out of the outside of the sealant 10 , and the fixing seat 11 is fixedly connected with the piston seat 5 by screws. When the placing sleeve 18 is integrally connected with the fixing seat 11 , the tip 131 pierces the opening of the compressed gas cylinder 12 , so that the compressed gas in the compressed gas cylinder 12 is released into the pressure regulating valve 13 .

In order to prevent the compressed gas in the compressed gas cylinder 12 from leaking between the slider 14 and the card seat 15 , a sealing ring 21 is also embedded in the outer periphery of the slider 14 .

In order to make it easier for the user to screw the top cover 16, the height of the protruding fixing part of the top cover 16 is H, 2cm≤H≥3cm, when H is 2cm or 3cm, the height of the protruding fixing part of the top cover 16 is just suitable for In the process of rotating the top cover 16, the pulp of the human finger is more labor-saving and easier. .

The implementation principle of this embodiment is: when taking the liquid, rotate the top cover 16 counterclockwise (the top of the top cover 16 is downward), and the top cover 16 drives the connecting body 2 to rotate. The seat 15 is engaged on the slider 14 by the positioning teeth 19, so the connecting body 2 drives the card seat 15 to move down. Since the first elastic member 6 is arranged between the card seat 15 and the slider 14, the first elastic member 6 Under the elastic stress, the sliding block 14 is driven to move down, and the sliding block 14 pushes the valve switch of the pressure regulating valve 13 to adjust the opening of the pressure regulating valve 13, and then can adjust the pressure released by the pressure regulating valve 13 to the outside of the placing sleeve 18. the flow of compressed gas;

After taking the liquid, turn the top cover 16 clockwise (the top of the top cover 16 is downward), at this time the cassette 15 moves up, due to the joint action of the first elastic member 6 and the second elastic member 8, so that the slider 14 Move up and reset, at this time, the slider 14 is separated from the valve switch of the pressure regulating valve 13 , and the compressed gas in the compressed gas cylinder 12 stops overflowing from the pressure regulating valve 13 .

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the patent of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can also be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention should be subject to the appended claims.

Claims (10)

1. a liquid container lid, is characterized in that, comprises: The top cover is provided with a hollow connecting body inside; a piston seat, abutting against the bottom of the top cover, and a mounting cavity is formed between the piston seat and the top cover, and the connecting body is located in the mounting cavity; a fixing piece sleeved on the outer side of the top cover and detachably connected to the top of the piston seat, the fixing piece is used to prevent the top cover from falling off when it rotates horizontally; a sliding member, which is accommodated in the installation cavity and is threadedly connected to the outer surface of the connecting body; The pressure regulating valve is fixedly arranged on the piston seat and is located in the installation cavity, and the valve switch of the pressure regulating valve is in contact with the bottom of the sliding member, and the bottom of the pressure regulating valve has a tip, the tip extends outside the mounting cavity; a placing sleeve, detachably connected to the bottom of the piston seat, the placing sleeve has a placing cavity, the placing cavity is loaded with a compressed gas bottle, and the tip is used to pierce the opening of the compressed gas bottle , the outer side surface of the placing sleeve is also provided with an air outlet which is communicated with the installation cavity. 2 . The liquid container lid according to claim 1 , wherein the sliding member comprises a clip seat and a slider, the clip seat is threadedly connected to the outer side surface of the connecting body, and the slider is located at the outer side of the connecting body. 3 . The installation cavity is movably inserted into the inner cavity of the connecting body, and positioning teeth are arranged on the opposite surfaces of the clip seat and the slider, and the clip seat passes through the sliding block. The positioning teeth are engaged with the sliding block. 3 . The liquid container lid according to claim 2 , wherein a first elastic member is arranged between the clip seat and the slider, and one end of the first elastic member is pressed against the the bottom wall of the card seat, the other end abuts against the top wall of the slider; A second elastic member is arranged between the pressure regulating valve and the sliding block, one end of the second elastic member is pressed against the side wall of the sliding block opposite to the pressure regulating valve, and the other end is pressed against the side wall of the pressure regulating valve. on the side wall of the piston seat opposite to the slider; When the sliding block is switched from the downward moving state to the upward moving state, the first elastic member and the second elastic member cooperate to provide the sliding block with an elastic stress directed to the top cover, so that the Reset the slider. 4 . The liquid container cover according to claim 1 , wherein the fixing member comprises a screw cap, the outer side of the top cover is provided with a resistance piece along its circumferential direction, and the screw cap is movable. 5 . The nut cover is sleeved on the top cover and abuts on the abutting piece. The surface of the nut cover is provided with grooves along its circumferential direction, and a plurality of screws are threadedly connected in the grooves. The nut cover It is connected with the piston seat by the screw. 5 . The liquid container lid according to claim 4 , wherein a decorative ring is embedded in the groove. 6 . 6 . The liquid container cover according to claim 1 , wherein a pressure gauge is embedded on the surface of the top cover, and the joint of the pressure gauge is detachably connected to the inner cavity of the connecting body. 7 . . 7 . The liquid container cover according to claim 6 , wherein a nut is fixed coaxially in the inner cavity of the connecting body, an inner thread is arranged on the inner wall of the nut, and the joint of the pressure gauge is provided with an inner thread. 8 . It is connected with the nut through the inner thread. 8 . The liquid container lid according to claim 1 , wherein the piston seat is further provided with a connecting portion for installing the pressure regulating valve, and the connecting portion has a valve switch for the pressure reducing valve exposed. 9 . The bottom of the pressure regulating valve is also provided with a sealant for preventing gas leakage, the bottom of the piston seat is also fixed with a fixed seat, and one side of the sealant is in contact with the pressure regulating valve the bottom wall, and the other end abuts on the fixed seat. 9 . The liquid container lid according to claim 2 , wherein a sealing ring is embedded in the outer periphery of the slider. 10 . 10 . The liquid container lid according to claim 1 , wherein the height at which the top cover protrudes from the fixing member is H, 2cm≦H≧3cm. 11 .

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