CN217243798U

CN217243798U - Automatic pressure relief device and bubble water machine

Info

Publication number: CN217243798U
Application number: CN202220644853.9U
Authority: CN
Inventors: 王绮漫; 王梓宇
Original assignee: Ningbo Waho Technology Co ltd
Current assignee: Ningbo Waho Technology Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-08-23
Anticipated expiration: 2032-03-22

Abstract

The utility model relates to an automatic pressure relief device, which comprises a first connecting seat and a second connecting seat; a through hole is formed in the first connecting seat in a vertically through mode, and a piston rod capable of moving up and down is arranged in the through hole in a matched mode; an exhaust port, a communication port and a gas transmission port which are respectively communicated with the through hole are formed in the side wall of the first connecting seat; the air outlet and the communication port are communicated and cut off based on the up-and-down movement of the piston rod, and the air transmission port is communicated with the first cavity; the second connecting seat is provided with a mounting port, an inflation port and a discharge port, an exhaust valve is arranged in the mounting port, a hollow nozzle is arranged in the second cavity corresponding to the inflation port, the inflation port is connected with the gas transmission port through an inflation tube, and the discharge port is connected with the communicating port through an exhaust tube. The automatic pressure relief device is simple in structure and low in cost, can acquire the inflation saturation state in time, can automatically relieve pressure in the inflation saturation state, and is high in pressure relief speed. The utility model discloses still relate to the bubble water machine of using this automatic pressure relief device.

Description

Automatic pressure relief device and bubble water machine

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to automatic pressure relief device, the utility model discloses still relate to the bubble water machine of using this automatic pressure relief device.

Background

The bubble water machine is a machine for inflating liquid to make the liquid have the taste of soda water when the liquid is drunk, some household bubble water machines use a carbon dioxide steel cylinder as a gas supply source, a container for holding the liquid is installed on an inflating component of the bubble water machine, the carbon dioxide gas is flushed into the liquid in a pressurizing mode until reaching an inflation saturation state, and then the inflation is stopped, so that enough carbon dioxide can be dissolved in the liquid to ensure the taste. After the air bubble water machine finishes inflating, the container loaded with liquid is in a high-pressure state.

The existing bubble water machine needs to detect the inflation saturation state in a container for loading liquid through a pressure detection device, is high in cost and is easily influenced by environmental factors. And the container in a high-pressure state is difficult to take down from the bubble water machine, and if the container is forcibly taken down, the situation that liquid is easy to splash can even cause injury to a user, so that the pressure relief work of the container must be carried out before the container is taken down in order to guarantee the personal safety. In the prior art, only one pressure release valve is simply arranged, so that the pressure release speed is low, the waiting time is long, and the user experience is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that provide a simple structure, with low costs to above-mentioned prior art, can in time acquire and aerify the saturation state, and can automatic pressure release, the fast automatic pressure relief device of pressure release under aerifing the saturation state.

The utility model discloses the first technical problem that will solve provides an use aforementioned automatic pressure relief device's bubble water machine to above-mentioned prior art.

The utility model provides a technical scheme that above-mentioned first technical problem adopted is: an automatic pressure relief device which characterized in that: comprises a first connecting seat and a second connecting seat;

the lower end of the first connecting seat is provided with a first cavity with a downward opening, a through hole communicated with the first cavity is formed in the first connecting seat in a vertically penetrating manner, and a piston rod capable of moving up and down is arranged in the through hole in a matching manner;

the side wall of the first connecting seat is provided with an air exhaust port, a communication port and an air delivery port which are respectively communicated with the through hole; the air outlet and the communication port are communicated and cut off based on the up-and-down movement of the piston rod, and the air delivery port is communicated with the first cavity;

the air inlet is connected with the air delivery port through an inflation tube, and the exhaust port is connected with the communication port through an exhaust pipe.

In order to conveniently realize the up-and-down driving of the piston rod, the upper end of the piston rod is connected with a driving mechanism for driving the piston rod to move up and down.

Preferably, the driving mechanism comprises a connecting rod capable of swinging up and down, and the piston rod is connected to the connecting rod.

In order to facilitate the operation of the connecting rod, one end of the connecting rod is rotatably connected at a fixed position.

The other end of the connecting rod is provided with a button which can move up and down.

In order to realize the automatic reset of the connecting rod conveniently, an elastic piece is arranged between the connecting rod and the upper surface of the first connecting seat.

In order to conveniently realize the exhaust of gas, the exhaust port and the exhaust valve are both connected with pressure relief pipes.

The structure is simple, the middle part of the piston rod is radially inwards concave to form a first gap with the inner wall of the through hole, the first gap is only communicated with the communication port when the piston moves downwards to inflate, and the first gap is simultaneously communicated with the exhaust port and the communication port when the piston resets to exhaust; the lower end of the piston rod is radially sunken inwards to form a second gap with the inner wall of the through hole, and the second gap is communicated with the first cavity and the air delivery port all the time.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the utility model provides a bubble water machine, includes the casing, its characterized in that: the automatic pressure relief device is arranged in the shell, a first mounting hole is formed in the position, corresponding to the first cavity, of the shell, a second mounting hole is formed in the position, corresponding to the second cavity, of the shell, and the nozzle extends out of the shell from the second mounting hole.

Compared with the prior art, the utility model has the advantages of: the utility model provides an automatic pressure relief device utilizes the cooperation of piston rod and gas vent, intercommunication mouth and gas transmission mouth, can seal the gas vent when aerifing, utilizes the gas transmission mouth to aerify work, and switches on intercommunication mouth and gas transmission mouth when aerifing the completion for gas transmission mouth and external world, liquid container are linked together, and supplementary gas-filled liquid container of treating carries out the work of exhausting, on the basis that does not influence the effect of aerifing, reduces user waiting time. In the inflation process, the state of the liquid container in the inflation saturation can be effectively judged only by the sound of the exhaust valve, an additional air pressure detection device is not needed, and the liquid container inflation saturation detection device is simple in structure and low in cost.

Drawings

Fig. 1 is a sectional view of the embodiment of the present invention in an inflated state of the bubbling water machine.

Fig. 2 is a sectional view of the embodiment of the present invention showing the bubble water machine in the exhaust state.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in figure 1, the automatic pressure relief device in the embodiment can be applied to various beverage inflators, and is particularly suitable for portable inflators, and a user can manually operate the automatic pressure relief device by himself, so that the automatic pressure relief device is simple and compact in structure.

The automatic pressure relief device in the embodiment is applied to the bubbling water machine, and the bubbling water machine specifically comprises a shell 9 and an automatic pressure relief device, wherein the automatic pressure relief device is installed in the shell 9.

The automatic pressure relief device comprises a first connecting seat 1 and a second connecting seat 2. The first connecting base 1 is used for connecting the gas cylinder 100, and the second connecting base 2 is used for connecting the liquid container 200 to be inflated. Through the cooperation of the first connecting seat 1 and the second connecting seat 2, the gas in the gas bottle 100 is filled into the liquid container 200 until the gas container 200 reaches the state of gas filling saturation, so that the dissolving amount of the gas in the solution container 200 is ensured. The cost of gas in cylinder 100 and the cost of liquid in liquid container 200 are determined by the particular nature of the solution that needs to be made. If the carbon dioxide gas cylinder 100 is used to fill the drinking water container 200 with gas and thereby generate bubble water, the liquid container 200 may contain other beverage liquid.

The lower extreme of first connecting seat 1 is equipped with downwardly opening's first cavity 11, and this first cavity 11 and the bottleneck phase-match of gas cylinder 100 have seted up first mounting hole corresponding to the position of first connecting seat 1 on the casing 9 for the bottleneck of gas cylinder 100 can be through first mounting hole quick connection in this first cavity 11. Typically, the mouth of the gas cylinder 100 is provided with a pressure relief valve, which when activated, enables the gas in the gas cylinder 100 to be output outwardly. When the activation of the pressure reducing valve is released, the gas in the gas cylinder 100 stops being output.

A through hole 12 communicated with the first cavity 11 is further arranged in the first connecting seat 1 in a vertically through mode, and a piston rod 3 capable of moving up and down is arranged in the through hole 12 in a matched mode. In order to conveniently realize the up-and-down driving of the piston rod 3, the upper end of the piston rod 3 is connected with a driving mechanism for driving the piston rod 3 to move up and down. The driving mechanism can adopt any structure capable of realizing up-and-down driving in the prior art, such as a simple structure adopting a pressing rod and the like. For the convenience of operation, the driving mechanism in this embodiment includes a link 6 capable of swinging up and down, one end of the link 6 is rotatably connected to a fixed position, specifically, one end of the link 6 is rotatably connected to the inner wall of the housing 9, and the piston rod 3 is connected to the link 6. In order to ensure that the piston rod 3 is aligned with the axis of the through-hole 12 in a vertically downward position, the upper end of the piston rod 3 can be connected to the connecting rod 6 by a rotary connection. To further facilitate the user operation, a button 7 is provided on the other end of the link 6 to be movable up and down, and the button 7 may be embedded in a housing 9 so that the user can press down the link 6 by pressing the button 7. An elastic member 8 is further provided between the link 6 and the upper surface of the first connection seat 1 so that the link 6 can be automatically reset when the user releases the button 7.

The side wall of the first connecting seat 1 is provided with an exhaust port 13, a communication port 14 and a gas transmission port 15 which are respectively communicated with the through hole 12. Wherein the exhaust port 13 and the communication port 14 are opened and closed based on the up-and-down movement of the piston rod 3, and the gas transmission port 15 is communicated with the first cavity 11. The structure is simple, the middle part of the piston rod 3 is radially inwards concave to form a first gap 16 with the inner wall of the through hole 12, the first gap 16 is only communicated with the communication port 14 when the piston moves downwards to inflate, and the first gap 16 is simultaneously communicated with the exhaust port 13 and the communication port 14 when the piston resets to exhaust. The lower end of the piston rod 3 is recessed radially to form a second gap 17 with the inner wall of the through hole 12, and the second gap 17 is always communicated with the first cavity 11 and the air delivery port 15.

A second cavity 21 with a downward opening is arranged in the second connecting seat 2, the first cavity 11 is matched with the bottle mouth of the liquid container 200 to be inflated, a second mounting hole is formed in the shell 9 corresponding to the second connecting seat, and therefore the bottle mouth of the liquid container 200 to be inflated can be quickly connected into the second cavity 21 through the second mounting hole.

The upper surface of the second connecting seat 2 is provided with a mounting port 22, an inflation port 23 and a discharge port 24, an exhaust valve 4 is arranged in the mounting port 22, a hollow nozzle 5 is arranged in the second cavity 21 corresponding to the inflation port 23, and the nozzle 5 extends out of the shell 9 from the second mounting hole. The inflation inlet 23 is connected to the gas delivery port 15 through an inflation tube, and the discharge port 24 is connected to the communication port 14 through a discharge tube. In order to facilitate the discharge of the gas, the exhaust port 13 and the exhaust valve 4 are both connected with a pressure relief pipe, and the pressure relief pipe extends out of the housing 9 to discharge the discharged gas out of the housing 9.

When the liquid container 200 is inflated, the bottle mouth of the liquid container 200 to be inflated is connected to the second cavity 21 of the second connecting seat 2, and the nozzle 5 extends into the liquid container 200 and extends to the bottom of the liquid container 200. Then press down button 7, button 7 drives the tip of connecting rod 6 and moves down, and then drives piston rod 3 and move down, and the lower extreme of piston rod 3 triggers the relief pressure valve on the gas cylinder 100, and the gas in the gas cylinder 100 is based on the intercommunication of gas transmission mouth 15 and gas charging opening 23 and aerifys to liquid container 200 through nozzle 5, because nozzle 5 stretches into the bottom in the liquid is ventilated, gas can be better dissolve in liquid. Meanwhile, due to the downward movement of the piston rod 3, the first gap 16 is only communicated with the communication port 14, the rod wall of the piston rod 3 blocks the exhaust port 13 on the first connecting seat 1, and at the moment, the exhaust port 24 on the second connecting seat 2 cannot form a passage with the communication port 14 and the exhaust port 13 on the first connecting seat 1, so that the exhaust condition cannot occur. So that the gas filled in the liquid container 200 can be rapidly dissolved in the liquid container 200, and the liquid in the liquid container 200 forms bubble water. When sufficient gas is filled into the liquid container 200 to make the liquid container 200 reach a state of gas filling saturation, the gas is discharged from the gas discharge valve 4 on the second connecting seat 2, so that the gas discharge valve 4 emits a gas discharge sound. At this time, the user can release the pressing of the button 7, and then the link lever 6 is pushed to swing upward under the action of the elastic member 8, so that the piston rod 3 moves upward, and at this time, the first gap 16 formed between the piston rod 3 and the inner wall of the through hole 12 also moves upward to cover the exhaust port 13 and the communication port 14, so that the exhaust port 13 and the communication port 14 are in a communication state, and at this time, the excess gas in the liquid container 200 is also output to the communication port 14 from the exhaust port 24 and the exhaust pipe, and the gas exhausted to the communication port 14 is exhausted outward through the exhaust port 13. The auxiliary exhaust passage of the exhaust valve 4 is formed in this way, so that the waiting time of a user is reduced, the liquid container 200 can be taken down more quickly, and the safety of taking down the liquid container 200 is also ensured.

The utility model provides an automatic pressure relief device utilizes piston rod 3 and gas vent 13, intercommunication mouth 14 and gas transmission mouth 15's cooperation, can seal gas vent 13 when aerifing, utilizes gas transmission mouth 15 to aerify work, and switches on intercommunication mouth 14 and gas transmission mouth 15 when aerifing the completion for gas transmission mouth 15 is linked together with external, liquid container 200, and supplementary gas filled liquid container 200 of treating carries out the work of exhausting, on the basis that does not influence the inflation effect, reduces user waiting time. In the inflation process, the state of the liquid container 200 in the inflated state can be effectively judged only by the sound of the exhaust valve 4, an additional air pressure detection device is not needed, and the liquid container inflation device is simple in structure and low in cost.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural parts and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

Claims

1. An automatic pressure relief device which characterized in that: comprises a first connecting seat (1) and a second connecting seat (2);

a first cavity (11) with a downward opening is formed in the lower end of the first connecting seat (1), a through hole (12) communicated with the first cavity (11) is formed in the first connecting seat (1) in a vertically penetrating manner, and a piston rod (3) capable of moving up and down is arranged in the through hole (12) in a matched manner;

an exhaust port (13), a communication port (14) and a gas transmission port (15) which are respectively communicated with the through hole (12) are formed in the side wall of the first connecting seat (1); the exhaust port (13) and the communication port (14) are communicated and cut off based on the up-and-down movement of the piston rod (3), and the air delivery port (15) is communicated with the first cavity (11);

be equipped with downward open-ended second cavity (21) in second connecting seat (2), installing port (22), inflation inlet (23), discharge port (24) have been seted up on the upper surface of second connecting seat (2), be equipped with discharge valve (4) in installing port (22), be equipped with hollow nozzle (5) corresponding to inflation inlet (23) in second cavity (21), inflation inlet (23) are connected with gas transmission mouth (15) through the gas tube, discharge port (24) are connected with intercommunication mouth (14) through the blast pipe.

2. The automatic pressure relief device of claim 1, wherein: the upper end of the piston rod (3) is connected with a driving mechanism for driving the piston rod (3) to move up and down.

3. The automatic pressure relief device of claim 2, wherein: the driving mechanism comprises a connecting rod (6) capable of swinging up and down, and the piston rod (3) is connected to the connecting rod (6).

4. The automatic pressure relief device of claim 3, wherein: one end of the connecting rod (6) is rotatably connected at a fixed position.

5. The automatic pressure relief device of claim 4, wherein: the other end of the connecting rod (6) is provided with a button (7) which can move up and down.

6. The automatic pressure relief device of claim 4, wherein: an elastic piece (8) is further arranged between the connecting rod (6) and the upper surface of the first connecting seat (1).

7. The automatic pressure relief device according to any one of claims 1 to 6, wherein: and the exhaust port (13) and the exhaust valve (4) are both connected with pressure relief pipes.

8. The automatic pressure relief device according to any one of claims 1 to 6, wherein: the middle part of the piston rod (3) is radially inwards concave to form a first gap (16) with the inner wall of the through hole (12), the first gap (16) is only communicated with the communication port (14) when the piston moves downwards to inflate, and the first gap (16) is simultaneously communicated with the exhaust port (13) and the communication port (14) when the piston resets to exhaust; the lower end of the piston rod (3) is radially inwards sunk to form a second gap (17) with the inner wall of the through hole (12), and the second gap (17) is communicated with the first cavity (11) and the air delivery port (15) all the time.

9. A bubble water machine, includes casing (9), its characterized in that: the automatic pressure relief device of any one of claims 1 to 8, wherein the automatic pressure relief device is arranged in a housing (9), a first mounting hole is formed in the housing (9) at a position corresponding to the first cavity (11), a second mounting hole is formed in the housing (9) at a position corresponding to the second cavity (21), and the nozzle (5) extends out of the housing (9) from the second mounting hole.