CN218894682U

CN218894682U - Gas pressure acquisition instrument

Info

Publication number: CN218894682U
Application number: CN202320182420.0U
Authority: CN
Inventors: 王洋; 韩冬; 李仲军; 李瑞森
Original assignee: Yangquan Shangshe Coal Co ltd
Current assignee: Yangquan Shangshe Coal Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-04-21
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a gas pressure acquisition instrument, which belongs to the technical field of gas measurement and aims to solve the technical problem of providing the gas pressure acquisition instrument, and the gas pressure acquisition instrument adopts the scheme that the device main body comprises a fixed ring, a liquid distribution pipe, a first liquid outlet and an air bag, wherein the top of the device main body is provided with a pressure gauge, the device main body is communicated with a collecting pipe, the outside of the bottom end of the collecting pipe is sleeved with the air bag, the top of the air bag is sleeved with the fixed ring, and the top of the air bag is communicated with an air pipe; the utility model is suitable for the technical field of gas measurement.

Description

Gas pressure acquisition instrument

Technical Field

The utility model relates to the technical field of gas measurement, in particular to a gas pressure acquisition instrument.

Background

Through measuring coal seam gas pressure to how much of coal seam gas content can be favorable to deducing through pressure, through retrieving, chinese patent grant number CN 208830996U's patent discloses a coal seam gas pressure data acquisition appearance, includes: the device comprises a flower pipe, an inner hole packer, an outer hole packer, a double-channel connecting pipe, a pressure output adapter, an intermediate connecting pipe, an emulsion hydraulic pressure transmission pipe, a mucus pressure transmission pipe, a gas pressure recorder, a valve, a pointer pressure gauge and a hydraulic pump, wherein the flower pipe, the inner hole packer, the intermediate connecting pipe, the outer hole packer and the double-channel connecting pipe are sequentially connected end to end from inside to outside in a mine, the pressure output adapter is arranged outside the mine and is communicated with the emulsion hydraulic pressure transmission pipe and the mucus pressure transmission pipe, the gas pipe is connected with the gas pressure recorder and the valve, the other end sequentially passes through the outer hole packer, the intermediate connecting pipe and the inner hole packer, the mucus pressure transmission pipe is connected with the pointer pressure gauge and the hydraulic pump, the other end sequentially passes through the outer hole packer and the double-channel connecting pipe, and the device cannot be taken out from the underground due to the fact that an emulsifier is excessively tight with a sealing device in filling mode, meanwhile the device is low in firmness in underground installation, and the pipeline can move upwards under the pressure of a coal seam so as looseness is achieved.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a gas pressure acquisition instrument, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a gas pressure acquisition instrument, includes the device main part, the device main part includes solid fixed ring, divides liquid pipe, first liquid outlet and gasbag, the manometer is installed at device main part top, device main part and collecting pipe intercommunication, the outside cover of collecting pipe bottom is equipped with the gasbag, gu fixed ring is equipped with to gasbag top cover, gasbag top and trachea intercommunication.

Preferably, a first liquid outlet is formed in the bottom of the fixing ring and is communicated with a liquid separating pipe, and the liquid separating pipe is communicated with a first conveying pipe.

Preferably, the second conveying pipe penetrates through the fixing ring, and a second liquid outlet is formed in the bottom of the second conveying pipe.

Preferably, the liquid separation pipe is annular, the liquid separation pipe is made of stainless steel, and the bottom of the liquid separation pipe is welded with the first liquid outlet.

Preferably, the first liquid outlets are distributed in an equidistant annular shape, and the inner sides of the first liquid outlets are attached to the outer wall of the air bag.

Preferably, the air bag is tubular, and the inner wall of the air bag is adhered to the outer wall of the collecting pipe.

Preferably, the air bag is made of flexible rubber, and the surface of the air bag is provided with a wear-resistant layer.

The utility model provides a gas pressure acquisition instrument. The beneficial effects are as follows:

this gas pressure acquisition instrument, through the combination each other of each part, the device is when collecting pipe one end takes out from underground in the in-process that uses can be through the inside gas of release gasbag to make collecting pipe one end be convenient for take out from underground, through pumping in the air to the gasbag when collecting pipe one end is put into underground simultaneously, thereby make the outside gasbag inflation of collecting pipe fixed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic view of the structure of the liquid separation tube of the present utility model;

FIG. 4 is a schematic top view of the present utility model;

FIG. 5 is a schematic view of the structure of the air bag according to the present utility model;

fig. 6 is a schematic diagram of a second conveying pipe according to the present utility model.

In the figure, 1, a device main body; 2. a pressure gauge; 3. a first delivery tube; 4. an air pipe; 5. a second delivery tube; 6. a fixing ring; 7. a liquid separating pipe; 8. a first liquid outlet; 9. an air bag; 10. a second liquid outlet; 11. and (5) collecting pipes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the embodiment of the present utility model provides a technical solution: the utility model provides a gas pressure acquisition appearance, includes device main part 1, device main part 1 includes solid fixed ring 6, divides liquid pipe 7, first liquid outlet 8 and gasbag 9, manometer 2 is installed at device main part 1 top, device main part 1 and collecting pipe 11 intercommunication, the outside cover of collecting pipe 11 bottom is equipped with solid fixed ring 6, gasbag 9 top and trachea 4 intercommunication, and the device is when using, through putting into collecting pipe 11 one end in the coal seam probe hole, and then through trachea 4 to the inside pump high pressure gas of gasbag 9, makes gasbag 9 can expand, and then collecting pipe 11 one end can be fixed in the underground, and gas enters into device main part 1 inside through collecting pipe 11 to carry out pressure acquisition, when taking out collecting pipe 11, release the inside air of gasbag 9 through trachea 4 and can make collecting pipe 11 take out.

The fixed ring 6 bottom is equipped with first liquid outlet 8, first liquid outlet 8 communicates with branch liquid pipe 7, divide liquid pipe 7 and first conveyer pipe 3 intercommunication, through being connected first conveyer pipe 3 and emulsifier, make the emulsifier can follow first liquid outlet 8 and discharge, and then be favorable to making the emulsifier can fill the space around to improve the leakproofness around the collecting pipe 11, avoid the pressure release, thereby improve pressure acquisition's accuracy.

The second conveying pipe 5 penetrates through the inside of the fixing ring 6, a second liquid outlet 10 is formed in the bottom of the second conveying pipe 5, and the second conveying pipe 5 is communicated with the expanding agent, so that the expanding agent can be discharged from the second liquid outlet 10, and further the expanding agent can be filled around the air bag 9, and the air bag 9 can be further sealed and fixed.

The liquid separation pipe 7 is annular, the liquid separation pipe 7 is made of stainless steel, and the bottom of the liquid separation pipe 7 is welded with the first liquid outlet 8, so that the emulsifier in the liquid separation pipe 7 can be uniformly conveyed to the first liquid outlet 8.

The first liquid outlets 8 are distributed in an equidistant annular shape, the inner sides of the first liquid outlets 8 are attached to the outer wall of the air bag 9, and the emulsifier can be uniformly filled outside the air bag 9 through the first liquid outlets 8 distributed in an annular shape.

The air bag 9 is tubular, and the inner wall of the air bag 9 is adhered to the outer wall of the collecting pipe 11, so that the air bag 9 can be inflated, and the collecting pipe 11 can be fixed.

The air bag 9 is made of flexible rubber, and the surface of the air bag 9 is provided with a wear-resistant layer, so that the air bag 9 is protected through the wear-resistant layer, and the service life of the air bag 9 is prolonged.

Working principle: when the device is used, through putting into the coal seam exploratory hole with collecting pipe 11 one end, and then through trachea 4 to the inside pump high-pressure gas of gasbag 9, make gasbag 9 can expand, and then collecting pipe 11 one end can be fixed underground, gas enters into device main part 1 inside through collecting pipe 11, thereby carry out pressure acquisition, when taking out collecting pipe 11, release the inside air of gasbag 9 through trachea 4 and can make collecting pipe 11 take out, through being connected first conveyer pipe 3 and emulsifier, make the emulsifier can follow first liquid outlet 8 and discharge, and then be favorable to making the emulsifier can fill the space around, thereby improve the leakproofness around the collecting pipe 11, avoid the pressure release, thereby improve the accuracy of pressure acquisition, through communicating second conveyer pipe 5 and expanding agent, thereby make the expanding agent can follow second liquid outlet 10 and discharge, and then be favorable to making the expanding agent can pack around gasbag 9, thereby make the gasbag 9 around can further seal and fix.

The utility model relates to a device main body 1; 2. a pressure gauge; 3. a first delivery tube; 4. an air pipe; 5. a second delivery tube; 6. a fixing ring; 7. a liquid separating pipe; 8. a first liquid outlet; 9. an air bag; 10. a second liquid outlet; 11. the collecting pipe and the components are all universal standard components or components known to the person skilled in the art, and the structure and the principle of the collecting pipe are all known to the person skilled in the art through technical manuals or through routine experimental methods.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a gas pressure collection appearance, includes device main part (1), its characterized in that: the device comprises a device body (1) and is characterized in that the device body (1) comprises a fixed ring (6), a liquid distribution pipe (7), a first liquid outlet (8) and an air bag (9), a pressure gauge (2) is arranged at the top of the device body (1), the device body (1) is communicated with a collecting pipe (11), the air bag (9) is sleeved outside the bottom end of the collecting pipe (11), the fixed ring (6) is sleeved at the top of the air bag (9), and the top of the air bag (9) is communicated with an air pipe (4).

2. The gas pressure acquisition instrument according to claim 1, wherein: the bottom of the fixed ring (6) is provided with a first liquid outlet (8), the first liquid outlet (8) is communicated with a liquid separating pipe (7), and the liquid separating pipe (7) is communicated with a first conveying pipe (3).

3. The gas pressure acquisition instrument according to claim 1, wherein: the second conveying pipe (5) penetrates through the fixing ring (6), and a second liquid outlet (10) is formed in the bottom of the second conveying pipe (5).

4. The gas pressure acquisition instrument according to claim 1, wherein: the liquid separation pipe (7) is annular, the liquid separation pipe (7) is made of stainless steel, and the bottom of the liquid separation pipe (7) is welded with the first liquid outlet (8).

5. The gas pressure acquisition instrument according to claim 1, wherein: the first liquid outlets (8) are distributed in an equidistant ring shape, and the inner sides of the first liquid outlets (8) are attached to the outer wall of the air bag (9).

6. The gas pressure acquisition instrument according to claim 1, wherein: the air bag (9) is tubular, and the inner wall of the air bag (9) is adhered to the outer wall of the collecting pipe (11).

7. The gas pressure acquisition instrument according to claim 1, wherein: the air bag (9) is made of flexible rubber, and a wear-resistant layer is arranged on the surface of the air bag (9).