CN218626438U

CN218626438U - Gas pressure regulating equipment for laboratory gas cabinet

Info

Publication number: CN218626438U
Application number: CN202222254471.8U
Authority: CN
Inventors: 杨光; 魏富帅; 崔汉永
Original assignee: Qingdao Boshitai Technology Co ltd
Current assignee: Qingdao Boshitai Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-03-14
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a gas pressure regulating equipment for laboratory gas holder, which comprises a main pipe, run through and the gaseous trip valve of fixedly connected with on the outer wall intermediate position of being responsible for, all run through and the fixedly connected with connecting pipe on the middle both sides about the middle both sides position of being responsible for, all run through and be provided with the filter on the top outer wall left side position of connecting pipe, all run through and be provided with gaseous stop valve on the top outer wall right side position of connecting pipe, all run through and be provided with the electronic air-vent valve on one side position that the connecting pipe is adjacent with the gaseous trip valve. The utility model discloses in, at first if when gaseous needs the pressure regulating, close the gas trip valve, gaseous passing through the connecting pipe through the filter, get into the electric air-vent valve, when gas pressure exceeded the threshold value that sets up, the executor output drove the instruction piece and extrudees the case, and the case carries out the block through the impingement baffle of gasket and disk seat in to the valve body, prevents gas leakage.

Description

Gas pressure regulating equipment for laboratory gas cabinet

Technical Field

The utility model relates to a gaseous pressure regulating technical field especially relates to a laboratory is gas pressure regulating equipment for gas holder.

Background

Gas can all be used in many places during production, aerify in to pressure vessel, still need to guarantee these pressure vessels to work at certain pressure range simultaneously, and old-fashioned pressure regulating device relies on artifical incessant pressure regulating mostly, has not only increased intensity of labour for the workman, still brings unstable factor for pressure vessel operating pressure, and gas pressure regulating equipment also has some applications at the in-process that laboratory gas cabinet used.

At present, most pressure experiments require that the pressure is kept constant for a long time, and the experiment pressure is increased or reduced due to reasons such as expansion and contraction of gas, pipeline leakage, experiment loss and the like, so that an experimenter needs to stare at a pressure gauge and manually adjust a pressure regulating valve to maintain the test pressure constant.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gas pressure regulating device for a laboratory gas cabinet.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a laboratory is gas pressure regulating equipment for cabinet, is including being responsible for, run through and fixedly connected with gas cut-off valve on the outer wall intermediate position of being responsible for, all run through and fixedly connected with connecting pipe on both ends position about the middle both sides of being responsible for, all run through and be provided with the filter on the top outer wall left side position of connecting pipe, all run through and be provided with the gas stop valve on the top outer wall right side position of connecting pipe, all run through and be provided with the electric pressure regulating valve on the one side position that connecting pipe and gas cut-off valve are adjacent, all be provided with the valve body on the one side position that electric pressure regulating valve and gas cut-off valve are adjacent, fixedly connected with dash board, two on the inside both sides position of valve body equal sliding connection has the disk seat between the dash board, equal fixedly connected with gasket on the one side position that disk seat and gas cut-off valve are relative, equal fixedly connected with case on the one side position that gasket and gas cut-off valve are relative, equal fixedly connected with trip valve support on the one side position that the support is relative with gas cut-off valve, equal fixedly connected with position on the output block of executor.

As a further description of the above technical solution:

the equal fixedly connected with flange in the outer wall left and right sides position of being responsible for.

As a further description of the above technical solution:

the left side position of the top of the outer wall of the main pipe is penetrated and provided with an air inlet pressure valve.

As a further description of the above technical solution:

the right side position of the top of the outer wall of the main pipe is penetrated and provided with an air outlet pressure valve.

As a further description of the above technical solution:

an air inlet is arranged at the left position of the main pipe.

As a further description of the above technical solution:

and an air outlet is arranged at the right side position of the main pipe.

As a further description of the above technical solution:

and a scale is fixedly connected to the middle position of the left side of the inner wall of the support.

As a further description of the above technical solution:

the valve core is fixedly connected with the indicating block.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first when if gaseous needs the pressure regulating, close the gas trip valve, gaseous passing through the connecting pipe through the filter, get into the electric air-vent valve, when gas pressure exceeded the threshold value that sets up, the executor output drove the instruction piece and extrudees the case, and the case carries out the block through gasket and disk seat impingement baffle in to the valve body, prevents gas leakage.

2. The utility model discloses in, if when gas need not carry out the pressure regulating, can directly open the gas trip valve on being responsible for, gas is discharged from the gas outlet through being responsible for, can arrange the inside combustion gas of vessel shell toward external world through the outlet duct, then handles the combustion gas, avoids the combustion gas to distribute everywhere at operational environment, influences staff's work.

Drawings

Fig. 1 is a front view of a gas pressure regulating device for a laboratory gas holder according to the present invention;

fig. 2 is a top view of a gas pressure regulating device for a laboratory gas holder according to the present invention;

fig. 3 is a schematic view of an electric pressure regulating valve of a gas pressure regulating device for a laboratory gas holder according to the present invention.

Illustration of the drawings:

1. a flange; 2. an air inlet; 3. an intake pressure valve; 4. a connecting pipe; 5. a main pipe; 6. a gas shut-off valve; 7. a filter; 8. an electric pressure regulating valve; 9. an air outlet; 10. an air outlet pressure valve; 11. a gas shutoff valve; 12. a valve body; 13. an impingement plate; 14. a valve seat; 15. a gasket; 16. a valve core; 17. a connecting member; 18. an indication block; 19. a scale; 20. a support; 21. and an actuator.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings 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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a laboratory is gas pressure regulating equipment for gas cabinet, including being responsible for 5, run through and fixedly connected with gas trip valve 6 on the outer wall intermediate position of being responsible for 5, all run through and fixedly connected with connecting pipe 4 on both ends position about the middle both sides of being responsible for 5, all run through and be provided with filter 7 on the top outer wall left side position of connecting pipe 4, all run through and be provided with gas stop valve 11 on the top outer wall right side position of connecting pipe 4, all run through and be provided with electronic air-vent valve 8 on the one side position that connecting pipe 4 is adjacent with gas trip valve 6, all be provided with valve body 12 on the one side position that electronic air-vent valve 8 is adjacent with gas trip valve 6, fixedly connected with impingement plate 13 on the inside both sides position of valve body 12, equal sliding connection has disk seat 14 between two impingement plate 13, equal fixedly connected with gasket 15 on the one side position that disk seat 14 is relative with gas trip valve 6, equal fixedly connected with case 16 on the one side position that gasket 15 is relative with gas trip valve 6, equal fixedly connected with case 17 on the one side position that valve body 12 is relative with gas trip valve 6, it needs the output of valve block 21 to carry out the gas trip valve 18 to carry out the pressure of the pressure regulating valve block through the extrusion of the gas trip valve block 16, if the output 21 that the valve block 21 sets up the pressure of the pressure regulating valve 18 and the pressure regulating valve 16.

The left side and the right side of the outer wall of the main pipe 5 are fixedly connected with flanges 1, the left side of the top of the outer wall of the main pipe 5 is penetrated and provided with an air inlet pressure valve 3, the right side of the top of the outer wall of the main pipe 5 is penetrated and provided with an air outlet pressure valve 10, the left side of the main pipe 5 is provided with an air inlet 2, the right side of the main pipe 5 is provided with an air outlet 9, the middle position of the left side of the inner wall of the bracket 20 is fixedly connected with a scale 19, the valve core 16 is fixedly connected with an indicating block 18, when in use, the device is connected with an air cabinet through the flanges 1 on the air inlet 2, the air inlet pressure on the air inlet 2 can be detected through the air inlet pressure valve 3 on the air inlet 2, if the air does not need to be regulated, the air cut-off valve 6 on the main pipe 5 can be directly opened, gas is spouted from gas outlet 9 through being responsible for 5, if gas needs the pressure regulation, close gas stop valve 6, gas passes through filter 7 through connecting pipe 4, get into electronic air-vent valve 8, when gas pressure exceeded the threshold value that sets up, executor 21 output drove and instructs piece 18 to extrude case 16, case 16 carries out the block through gasket 15 and disk seat 14 to impingement baffle 13 in the valve body 12, prevent gas leakage, can prevent valve body 12 gas leakage through connecting piece 17, can observe the extruded position of disk seat 14 through scale 19 and instruction piece 18, can fix scale 19 and executor 21 through support 20, can carry out the pressure measurement to the gas of export through gas outlet pressure valve 10, when only need with should connecting pipe 4, can close and should gas stop valve 11.

The working principle is as follows: during the use, be connected this device with the gas holder through flange 1 on the air inlet 2, through the inlet pressure valve 3 on the air inlet 2, can detect the gas pressure who gets into, if gaseous when need not carry out the pressure regulating, can directly open the gas trip valve 6 on being responsible for 5, gaseous is discharged from gas outlet 9 through being responsible for 5, if gaseous when needing the pressure regulating, close gas trip valve 6, gaseous through connecting pipe 4 process filter 7, get into electronic air-vent valve 8, when gas pressure exceedes the threshold value that sets up, executor 21 output drives instruction block 18 and extrudees case 16, case 16 carries out the block through gasket 15 and disk seat 14 to the impingement plate 13 in the valve body 12, prevent gas leakage, can prevent valve body 12 gas leakage through connecting piece 17, can observe disk seat 14 extruded position through scale 19 and instruction block 18, can fix scale 19 and executor 21 through support 20, can carry out the pressure measurement to the gas of export through the pressure valve 10, when only needing to use and should connecting pipe 4, can close gas trip valve 11.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a laboratory is gas pressure regulating equipment for gas holder, is responsible for (5) including being responsible for, its characterized in that: the gas shut-off valve is characterized in that a gas shut-off valve (6) penetrates and is fixedly connected to the middle position of the outer wall of the main pipe (5), a connecting pipe (4) penetrates and is fixedly connected to the upper and lower positions of the upper and lower ends of the middle two sides of the main pipe (5), a filter (7) penetrates and is arranged on the left side position of the outer wall of the top of the connecting pipe (4), a gas stop valve (11) penetrates and is arranged on the right side position of the outer wall of the top of the connecting pipe (4), an electric pressure regulating valve (8) penetrates and is arranged on one side position of the connecting pipe (4) adjacent to the gas shut-off valve (6), a valve body (12) is arranged on one side position of the electric pressure regulating valve (8) adjacent to the gas shut-off valve (6), impingement plates (13) are fixedly connected to the positions of the two sides of the inside of the valve body (12), a valve seat (14) is slidably connected between the impingement plates (13), a gasket (15) is fixedly connected to the position of one side of the valve seat (14) opposite to the gas shut-off valve (6), a valve seat support (17) is fixedly connected to the gas shut-off valve (17), equal fixedly connected with executor (21) on support (20) and the relative one side position of gas trip valve (6), equal fixedly connected with instruction piece (18) are put to the output end of executor (21).

2. The gas pressure regulating device for the laboratory gas holder according to claim 1, wherein: the left side and the right side of the outer wall of the main pipe (5) are fixedly connected with flanges (1).

3. The gas pressure regulating device for the laboratory gas holder according to claim 1, wherein: the left side position of the top of the outer wall of the main pipe (5) penetrates through and is provided with an air inlet pressure valve (3).

4. The gas pressure regulating apparatus for a laboratory gas holder according to claim 1, wherein: the right side position of the top of the outer wall of the main pipe (5) penetrates through the air outlet pressure valve (10).

5. The gas pressure regulating device for the laboratory gas holder according to claim 1, wherein: an air inlet (2) is arranged at the left position of the main pipe (5).

6. The gas pressure regulating device for the laboratory gas holder according to claim 1, wherein: an air outlet (9) is arranged at the right position of the main pipe (5).

7. The gas pressure regulating device for the laboratory gas holder according to claim 1, wherein: and a ruler (19) is fixedly connected to the middle position of the left side of the inner wall of the support (20).

8. The gas pressure regulating device for the laboratory gas holder according to claim 1, wherein: the valve core (16) is fixedly connected with the indicating block (18).