CN211010017U - Cold extraction coffee nitrogen valve - Google Patents
Cold extraction coffee nitrogen valve Download PDFInfo
- Publication number
- CN211010017U CN211010017U CN201922026394.9U CN201922026394U CN211010017U CN 211010017 U CN211010017 U CN 211010017U CN 201922026394 U CN201922026394 U CN 201922026394U CN 211010017 U CN211010017 U CN 211010017U
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- valve body
- thimble
- silica gel
- sealed slider
- close
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Abstract
The utility model discloses a cold extraction coffee nitrogen gas valve, which comprises a valve body, the surface of valve body is close to the position of last lower extreme and all is provided with and is used for installing fixed screw thread, the inside position that is close to the lower extreme of valve body has cup jointed sealed slider, sealed slider's top has cup jointed the silica gel circle, sealed slider's bottom has cup jointed the spring, the inside position that is close to the upper end of valve body is provided with the thimble, the upper end of thimble is provided with the silica gel gasket, the upper end surface of silica gel gasket is provided with the clamp plate, sealed slider coincide each other with the valve body, and sealed slider and valve body internal surface laminating and swing joint, sealed slider compel to make sealed slider move down and compression spring under high-pressure gas's impact. The utility model discloses the structure has carried out the reposition of redundant personnel to high-pressure gas, has reduced pressure impact, has avoided return error problem to can reach the effect of check valve well.
Description
Technical Field
The utility model relates to a check valve technical field specifically is a cold extraction coffee nitrogen gas valve.
Background
Check valves are used in a wide range of modern society. The existing check valve is generally composed of a steel ball and a spring, a pore canal is arranged in a mounting platform, a step surface with an angle is arranged in the pore canal, and a one-way seal is formed by the steel ball and the angle surface. Because the steel ball has no axial limit, the steel ball may have large axial displacement during inflation, and particularly under the condition of instantaneous high pressure, the steel ball has overlarge displacement, so that the steel ball is difficult to return or cannot return to the original position when sealing is needed, and the sealing effect is lost;
to this end, a cold extract coffee nitrogen valve is proposed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cold extraction coffee nitrogen gas valve, the device structure has carried out the reposition of redundant personnel to high-pressure gas, has reduced pressure shock, has avoided return error problem to can realize the effect of check valve well, with the problem of proposing among the above-mentioned background art of solution.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cold extraction coffee nitrogen gas valve, includes the valve body, the inside position that is close to the lower extreme of valve body has cup jointed sealed slider, the top of sealed slider has cup jointed the silica gel circle, the spring has been cup jointed to sealed slider's bottom, the inside position that is close to the upper end of valve body is provided with the thimble, the upper end of thimble is provided with the silica gel gasket, the upper end surface of silica gel gasket is provided with the clamp plate.
Through adopting above-mentioned technical scheme, the device structure has carried out the reposition of redundant personnel to high-pressure gas, has reduced pressure impact, has avoided the error problem of return to can reach the effect of check valve well.
Preferably, the outer surface of the valve body is provided with threads for installation and fixation at positions close to the upper end and the lower end.
Through adopting above-mentioned technical scheme, the valve body is connected with external device through the screw thread that the surface was seted up.
Preferably, the sealing slide block is matched with the valve body, and the sealing slide block is attached to and movably connected with the inner surface of the valve body.
Through adopting above-mentioned technical scheme, sealed slider forces down to make sealed slider move down and compress the spring under high-pressure gas's impact.
Preferably, the outer surface of the thimble is provided with threads, the inner surface of the valve body is also provided with threads, and the valve body is in threaded connection with the thimble.
Through adopting above-mentioned technical scheme, the thimble is used for pricking the gas cylinder to the gas drainage in the gas cylinder.
Preferably, a drainage channel is formed in the thimble and is arranged in a cross shape.
By adopting the technical scheme, because the aperture of the drainage channels on the two sides of the thimble is larger than the aperture of the drainage channel at the bottom end of the thimble, the main air outlet is completed by the drainage channels on the side surfaces, the pressure directly acting on the sealing slide block is reduced, and the displacement degree of the sealing slide block is greatly reduced.
Compared with the prior art, the beneficial effects of the utility model are that:
by adding the sealing slide block, the spring, the thimble and the drainage channel arranged in the thimble, when the device is used, the opening of a nitrogen bottle is pressed on the silica gel gasket in the opening at the upper end of the valve body, the silica gel gasket can ensure that the gas in the nitrogen bottle can not overflow, the sharp part at the top end of the thimble breaks the sealing skin of the nitrogen bottle, the gas in the nitrogen bottle flows into the valve body through the drainage channel arranged in the thimble, because the opening diameters of the drainage channels at the two sides of the thimble are larger than the opening diameter of the drainage channel at the bottom end of the thimble, the main gas outlet is completed by the drainage channel at the side surface, the pressure directly acting on the sealing slide block is reduced, the displacement degree of the sealing slide block is greatly reduced, because the pressing sheet acts on the thimble through the silica gel gasket, the gas can be ensured not to overflow, at the moment, because the gas pressure in the nitrogen bottle is larger than the elastic pressure, nitrogen gas enters other devices through the valve body, and the valve body is opened; when the elastic force of the spring and the air pressure in other devices are greater than the pressure in the air bottle, the sealing slide block moves upwards, the sealing slide block is sealed through the silica gel ring, the valve body is closed, the device structure divides the high-pressure air, the pressure impact is reduced, the problem of error return is avoided, and therefore the effect of the check valve can be well achieved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the whole of the present invention.
In the figure:
1. pressing a plate; 2. a silica gel gasket; 3. a thimble; 4. a valve body; 5. a silica gel ring; 6. sealing the sliding block; 7. a spring.
Detailed Description
In the following, reference will be made to the accompanying drawings in the embodiments of the present invention for clearly and completely describing the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution:
as shown in fig. 1 and 2, a nitrogen valve for cold extraction of coffee comprises a valve body 4, wherein the outer surface of the valve body 4 is provided with threads for installation and fixation at positions close to the upper end and the lower end, the valve body 4 is connected with an external device through the threads arranged on the surface, a sealing slide block 6 is sleeved at the position close to the lower end in the valve body 4, a silica gel ring 5 is sleeved at the top end of the sealing slide block 6, the bottom end of the sealing slide block 6 is sleeved with a spring 7, a thimble 3 is arranged in the valve body 4 close to the upper end, the upper end of the thimble 3 is provided with a silica gel gasket 2, the outer surface of the upper end of the silica gel gasket 2 is provided with a pressure plate 1, the sealing slide block 6 is matched with the valve body 4, and the sealing slide block 6 is jointed and movably connected with the inner surface of the valve body 4, and the sealing slide block 6 is forced to move downwards and compress the spring 7 under the impact of high-pressure gas.
Through adopting above-mentioned technical scheme, the device structure has carried out the reposition of redundant personnel to high-pressure gas, has reduced pressure impact, has avoided the error problem of return to can reach the effect of check valve well.
Specifically, as shown in fig. 1, the outer surface of the valve body 4 is provided with threads for installation and fixation at positions close to the upper end and the lower end.
By adopting the technical scheme, the valve body 4 is connected with an external device through the threads arranged on the surface.
Specifically, as shown in fig. 1, the sealing slider 6 is engaged with the valve body 4, and the sealing slider 6 is engaged with and movably connected to the inner surface of the valve body 4.
Through adopting above-mentioned technical scheme, sealed slider 6 compels under the impact of high-pressure gas to make sealed slider 6 move down and compress spring 7.
Specifically, as shown in fig. 2, the outer surface of the thimble 3 is threaded, the inner surface of the valve body 4 is also threaded, and the valve body 4 is in threaded connection with the thimble 3.
Through adopting above-mentioned technical scheme, thimble 3 is used for puncturing the gas cylinder to the gas drainage in the gas cylinder.
Specifically, as shown in fig. 2, a drainage channel is formed in the thimble 3, and the drainage channels are arranged in a crisscross manner.
By adopting the technical scheme, because the aperture of the drainage channels at the two sides of the thimble 3 is larger than the aperture of the drainage channel at the bottom end of the thimble 3, the main air outlet is completed by the drainage channels at the side surfaces, the pressure directly acting on the sealing slide block 6 is reduced, and the displacement degree of the sealing slide block 6 is greatly reduced.
The working principle is as follows: by adding the sealing slide block 6, the spring 7, the thimble 3 and the drainage channel arranged in the thimble 3, when the device is used, the nitrogen bottle opening is pressed on the silica gel gasket 2 in the opening at the upper end of the valve body 4, the silica gel gasket 2 can ensure that the gas in the nitrogen bottle can not overflow, the sharp part at the top end of the thimble 3 breaks the sealing skin of the nitrogen bottle, the gas in the nitrogen bottle flows into the valve body 4 through the drainage channel arranged in the thimble 3, because the opening diameters of the drainage channels at two sides of the thimble 3 are larger than the opening diameter of the drainage channel at the bottom end of the thimble 3, the main gas outlet is completed by the drainage channel at the side surface, the pressure directly acting on the sealing slide block 6 is reduced, the displacement degree of the sealing slide block 6 is greatly reduced, because the pressing sheet acts on the thimble 3 through the silica gel gasket 2, the gas can be ensured not overflow, at the moment, because the gas pressure in the nitrogen bottle is larger, the gas in the nitrogen cylinder can extrude the sealing slide block 6 to move downwards, the nitrogen gas enters other devices through the valve body 4, and the valve body 4 is opened; when the elastic force of other devices internal gas pressure and spring 7 is greater than the pressure in the gas cylinder, sealing slide 6 rebound, sealing slide 6 seals through silica gel circle 5, and valve body 4 closes, and the device structure shunts high-pressure gas, has reduced pressure shock, has avoided the error problem of return to can realize the effect of check valve well.
The using method comprises the following steps: the nitrogen bottle mouth is pressed on the silica gel gasket 2 in the opening at the upper end of the valve body 4, the silica gel gasket 2 can ensure that the gas in the nitrogen bottle can not overflow, the sharp part at the top end of the thimble 3 breaks the sealing skin of the nitrogen bottle, the gas in the nitrogen bottle flows into the valve body 4 through the drainage channel arranged in the thimble 3, the diameter of the drainage channel at the two sides of the thimble 3 is larger than that of the drainage channel at the bottom end of the thimble 3, the main gas outlet is completed by the drainage channel at the side surface, the pressure directly acting on the sealing slide block 6 is reduced, the displacement degree of the sealing slide block 6 is greatly reduced, because the pressing sheet acts on the thimble 3 through the silica gel gasket 2, the gas can not overflow, at the moment, because the gas pressure in the nitrogen bottle is larger than the elastic pressure of the spring 7 on the sealing slide block 6, the gas in the nitrogen bottle can extrude the sealing slide block, the valve body 4 is opened; when the air pressure in other devices and the elastic force of the spring 7 are greater than the pressure in the air bottle, the sealing slide block 6 moves upwards, the sealing slide block 6 is sealed through the silica gel ring 5, and the valve body 4 is closed.
The installation method comprises the following steps:
firstly, a spring 7 is sleeved at the tail of a sealing slide block 6, a silica gel ring 5 is arranged at the upper part of the sealing slide block 6, and the silica gel ring 5, the sealing slide block 6 and the spring 7 are combined into a whole and arranged at the tail of a valve body 4;
secondly, the thimble 3 is arranged in the middle of the valve body 4, the silica gel gasket 2 is arranged on the upper part of the thimble 3, and the pressing plate 1 presses the thimble 3 to be fixed on the upper part of the valve body 4 through the silica gel gasket 2;
and thirdly, the assembled whole body is connected with an external device through threads arranged on the surface of the valve body 4 for installation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a cold extraction coffee nitrogen gas valve, includes valve body (4), its characterized in that: the position that the inside of valve body (4) is close to the lower extreme has cup jointed sealed slider (6), the top of sealed slider (6) has cup jointed silica gel circle (5), spring (7) have been cup jointed to the bottom of sealed slider (6), the position that the inside of valve body (4) is close to the upper end is provided with thimble (3), the upper end of thimble (3) is provided with silica gel gasket (2), the upper end surface of silica gel gasket (2) is provided with clamp plate (1).
2. A cold extract coffee nitrogen gas valve according to claim 1, characterized in that: and the positions of the outer surface of the valve body (4) close to the upper end and the lower end are provided with threads for mounting and fixing.
3. A cold extract coffee nitrogen gas valve according to claim 1, characterized in that: the sealing sliding block (6) is matched with the valve body (4), and the sealing sliding block (6) is attached to and movably connected with the inner surface of the valve body (4).
4. A cold extract coffee nitrogen gas valve according to claim 1, characterized in that: the outer surface of the ejector pin (3) is provided with threads, the inner surface of the valve body (4) is also provided with threads, and the valve body (4) is in threaded connection with the ejector pin (3).
5. A cold extract coffee nitrogen gas valve according to claim 1, characterized in that: and a drainage channel is arranged in the thimble (3) and is arranged in a crisscross manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026394.9U CN211010017U (en) | 2019-11-21 | 2019-11-21 | Cold extraction coffee nitrogen valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026394.9U CN211010017U (en) | 2019-11-21 | 2019-11-21 | Cold extraction coffee nitrogen valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211010017U true CN211010017U (en) | 2020-07-14 |
Family
ID=71506133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922026394.9U Active CN211010017U (en) | 2019-11-21 | 2019-11-21 | Cold extraction coffee nitrogen valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211010017U (en) |
-
2019
- 2019-11-21 CN CN201922026394.9U patent/CN211010017U/en active Active
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