CN210919021U - Coal bed gas heat testing device - Google Patents
Coal bed gas heat testing device Download PDFInfo
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- CN210919021U CN210919021U CN201921657570.2U CN201921657570U CN210919021U CN 210919021 U CN210919021 U CN 210919021U CN 201921657570 U CN201921657570 U CN 201921657570U CN 210919021 U CN210919021 U CN 210919021U
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Abstract
The utility model discloses a coal bed gas thermal test device, which comprises a coal bed gas test device, a mounting head, a heat detection device, an air pressure mounting head, a valve and an adjusting nut, wherein the bottom of the coal bed gas test device is provided with the mounting head, the outside of the mounting head is connected with the adjusting nut through screw threads, two ends of the coal bed gas test device are respectively provided with the valve, the left end of the valve is provided with the air pressure mounting head, the side part of the valve is provided with a rubber gasket, the right end of the valve is provided with the heat detection device, the inner side end of the top of the heat detection device is connected and distributed with a Pt1000 temperature sensor, the right part of the Pt1000 temperature sensor is provided with a metal filter screen, the right part of the metal filter screen is provided with a Wiegand type flowmeter, the outside of the heat detection device is electrically connected with a display screen, the intelligent automatic temperature and heat flow of detecting coal bed gas, simple structure detects the precision height.
Description
Technical Field
The utility model relates to a coal bed gas testing technique field specifically is a hot testing arrangement of coal bed gas.
Background
The coal bed gas is hydrocarbon gas which is stored in a coal bed, takes methane as a main component, is adsorbed on the surface of coal matrix particles as a main component, is partially dissociated in coal pores or dissolved in coal bed water, is an associated mineral resource of coal, belongs to unconventional natural gas, and is a clean and high-quality energy and chemical raw material which is grown internationally in nearly twenty years. The heat value is 2-5 times of that of general coal, the heat value of 1 cubic meter of pure coal bed gas is equivalent to 1.13kg of gasoline and 1.21kg of standard coal, the heat value of the coal bed gas is equivalent to that of natural gas, the coal bed gas can be mixed with the natural gas for transportation and use, the coal bed gas is clean after combustion, almost no waste gas is generated, and the coal bed gas is a superior industrial, chemical, power generation and resident life fuel. When the air concentration of the coal bed gas reaches 5% -16%, the coal bed gas can explode when exposed to fire, which is the root cause of coal mine gas explosion accidents. The coal bed gas is directly discharged into the atmosphere, the greenhouse effect of the coal bed gas is about 21 times of that of carbon dioxide, and the coal bed gas is extremely destructive to the ecological environment. If coal bed gas is mined before coal mining, the gas explosion rate of the coal mine is reduced by 70 to 85 percent. The development and utilization of the coal bed gas have the effects of achieving multiple purposes: clean energy and great economic benefit can be generated in commercialization. Is a strategic resource of the country.
The inconvenient fastening of current coal bed gas testing arrangement is installed on the coal bed gas pipeline, can not the efficient control switch detect the test at any time, is difficult to detect the temperature and the heat flow of coal bed gas, and the detection precision is low, and the automation can hang down, is difficult to satisfy current hot testing arrangement's of coal bed gas demand.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
An object of the utility model is to provide a hot testing arrangement of coal bed gas has solved the problem that proposes in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a coal bed gas heat testing device comprises a coal bed gas testing device, a mounting head, a heat detecting device, an air pressure mounting head, a valve and an adjusting nut, the bottom of the coal bed gas testing device is provided with an installing head, the outside of the installing head is connected with an adjusting nut through threads, the two ends of the coal bed gas testing device are both provided with valves, the left end of each valve is provided with an air pressure mounting head, the top of the air pressure mounting head is provided with a pressure gauge, the top of the valve is connected with a hand wheel, the side part of the valve is provided with a rubber sealing gasket, the right end of the valve is provided with a heat detection device, the inner side end of the top of the heat detection device is connected and distributed with a Pt1000 temperature sensor, the right part of the Pt1000 temperature sensor is provided with a metal filter screen, the right part of the metal filter screen is provided with a Wiegand-type flowmeter, and the outside of the heat detection device is electrically connected with a display screen.
Preferably, the outer part of the mounting head is distributed with thread grooves, and the inner side of the bottom of the mounting head is embedded with a sealing ring.
Preferably, the base is welded at two ends of the bottom of the coal bed gas testing device, and a sliding groove is formed in the middle of the top of the base.
Preferably, a connecting shaft is arranged in the middle of the bottom of the valve, and the bottom of the connecting shaft is rotatably connected to the sliding groove.
Preferably, a cable is connected to the middle of the bottom of the heat detecting device, and a metal corrugated pipe is installed outside the cable.
(III) advantageous effects
The utility model provides a hot testing arrangement of coal bed gas. The method has the following beneficial effects:
this hot testing arrangement of coal bed gas, installation head through setting up in coal bed gas testing arrangement bottom passes through threaded connection adjusting nut, be convenient for the efficient install on coal bed gas pipeline, valve and rubber packing through setting up are sealed, effectual rotation is closed and is opened, sealing performance is high, be convenient for open and close and test, reasonable in design, the inconvenient problem of prior art detection has been solved, through setting up a plurality of Pt1000 temperature sensor and wiegand type flowmeter on heat detection device's top pipeline, the temperature and the heat flow that can intelligent automatic detect coal bed gas, moreover, the steam generator is simple in structure, the detection precision is high.
Drawings
Fig. 1 is a schematic view of the overall structure of a coal bed methane thermal testing device according to the present invention;
fig. 2 is a schematic view of a valve structure of a coal bed methane thermal testing device according to the present invention;
fig. 3 is the utility model relates to a coal bed gas heat testing arrangement's heat detection device schematic structure view.
In the figure: the device comprises a coal bed gas testing device 1, an installing head 2, a heat detecting device 3, an air pressure installing head 4, a valve 5, an adjusting nut 6, a sealing ring 7, a pressure gauge 8, a connecting shaft 9, a base 10, a sliding groove 11, a hand wheel 12, a rubber sealing gasket 13, a Pt1000 temperature sensor 14, a metal filter screen 15, a Wiegand type flowmeter 16 and a display screen 17.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: a coal bed gas heat testing device comprises a coal bed gas testing device 1, an installing head 2, a heat detecting device 3, an air pressure installing head 4, a valve 5 and an adjusting nut 6, wherein the installing head 2 is arranged at the bottom of the coal bed gas testing device 1, the adjusting nut 6 is connected to the outside of the installing head 2 through threads, the valves 5 are arranged at two ends of the coal bed gas testing device 1, the air pressure installing head 4 is arranged at the left end of the valve 5, a pressure gauge 8 is arranged at the top of the air pressure installing head 4, a hand wheel 12 is connected to the top of the valve 5, a rubber sealing gasket 13 is arranged at the side part of the valve 5, the heat detecting device 3 is arranged at the right end of the valve 5, a Pt1000 temperature sensor 14 is connected and distributed at the inner side end of the top of the heat detecting device 3, a metal filter screen 15 is arranged at the right part of the Pt1000 temperature sensor, the exterior of the heat detecting device 3 is electrically connected with a display screen 17.
The outer part of the mounting head 2 is distributed with thread grooves, the inner side of the bottom of the mounting head 2 is embedded with a sealing ring 7, so that the mounting head is convenient and quick to mount, has high sealing performance and avoids gas leakage.
The coal bed gas testing arrangement 1's bottom both ends welding has base 10, be equipped with spout 11 in the middle of the top of base 10 for the installation is slided conveniently.
The middle of the bottom of the valve 5 is provided with a connecting shaft 9, and the bottom of the connecting shaft 9 is rotatably connected to the sliding groove 11, so that the control switch can be conveniently rotated.
The bottom middle of the heat detection device 3 is connected with a cable, a metal corrugated pipe is arranged outside the cable, and the cable is convenient to connect a power supply, safe, reliable, convenient to bend and high in structural strength.
The working principle is as follows: the installation head 2 passing through the bottom of the coal bed gas testing device 1 is installed on a coal bed gas pipeline and is adjusted through a threaded connection adjusting nut 6, a hand wheel 12 is rotated to control a valve 5 to be effectively rotated, closed and opened for testing, the sealing performance of a rubber sealing gasket 13 is high, a pressure gauge 8 displays real-time air pressure, the temperature and the heat flow of the coal bed gas are intelligently and automatically detected through a plurality of Pt1000 temperature sensors 14 and a Wiegand type flowmeter 16 on a pipeline at the top of a heat detecting device 3, the detection precision is high, the Pt1000 temperature sensors 14 are made of thermal resistance materials, the resistance value of the materials changes along with the change of the temperature, the Wiegand type flowmeter 16 collects the heat flow of the coal bed gas and sends out flow signals, the flow signals are displayed on a display screen 17, the gas is filtered, purified.
The utility model discloses a coal bed gas testing arrangement 1, installation head 2, heat detection device 3, atmospheric pressure installation head 4, valve 5, adjusting nut 6, sealing washer 7, manometer 8, connecting axle 9, base 10, spout 11, hand wheel 12, rubber packing 13, Pt1000 temperature sensor 14, metal filters 15, wiegan type flowmeter 16, display screen 17, the part is general standard component or the part that technical staff in the field know, its structure and principle all are that this technical staff can learn through the technical manual or through conventional experimental approach, the problem that the utility model solves is that current coal bed gas testing arrangement is inconvenient to fasten and install on the coal bed gas pipeline, can not detect the test at any time with efficient control switch, is difficult to detect the temperature and the heat flow of coal bed gas, detects the precision low, and the automaticity is low, is difficult to satisfy the problems such as current coal bed gas heat testing arrangement's demand, the utility model discloses a combination of each other of above-mentioned part, this hot testing arrangement of coal bed gas, installation head through setting up in coal bed gas testing arrangement bottom passes through threaded connection adjusting nut, the efficient of being convenient for is installed on coal bed gas pipeline, valve and rubber packing pad through setting up, the effectual rotation of rotating is closed and is opened, sealing performance is high, be convenient for open and close and test, and reasonable in design has solved the inconvenient problem of prior art detection, through set up a plurality of Pt1000 temperature sensor and wiegand type flowmeter on heat detection device's top pipeline, the temperature and the heat flow that detect coal bed gas that can intelligent automation, moreover, the steam generator is simple in structure, the detection precision is high.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a hot testing arrangement of coal bed gas which characterized in that: the device comprises a coal bed gas testing device (1), an installing head (2), a heat detecting device (3), an air pressure installing head (4), a valve (5) and an adjusting nut (6), wherein the installing head (2) is arranged at the bottom of the coal bed gas testing device (1), the adjusting nut (6) is connected to the outside of the installing head (2) through threads, valves (5) are arranged at two ends of the coal bed gas testing device (1), the air pressure installing head (4) is arranged at the left end of the valve (5), a pressure gauge (8) is arranged at the top of the air pressure installing head (4), a hand wheel (12) is connected to the top of the valve (5), a rubber sealing gasket (13) is arranged at the side part of the valve (5), the heat detecting device (3) is arranged at the right end of the valve (5), and a Pt1000 temperature sensor (14) is connected and distributed at, the right part of the Pt1000 temperature sensor (14) is provided with a metal filter screen (15), the right part of the metal filter screen (15) is provided with a Wiegand-type flowmeter (16), and the outside of the heat detection device (3) is electrically connected with a display screen (17).
2. The coalbed methane thermal testing device of claim 1, characterized in that: the outer part of the mounting head (2) is distributed with thread grooves, and the inner side of the bottom of the mounting head (2) is embedded with a sealing ring (7).
3. The coalbed methane thermal testing device of claim 1, characterized in that: the coal bed gas testing device is characterized in that bases (10) are welded at two ends of the bottom of the coal bed gas testing device (1), and sliding grooves (11) are formed in the middle of the top of each base (10).
4. The coalbed methane thermal testing device of claim 1, characterized in that: the middle of the bottom of the valve (5) is provided with a connecting shaft (9), and the bottom of the connecting shaft (9) is rotatably connected to the sliding chute (11).
5. The coalbed methane thermal testing device of claim 1, characterized in that: the bottom middle part of the heat detection device (3) is connected with a cable, and a metal corrugated pipe is arranged outside the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921657570.2U CN210919021U (en) | 2019-09-30 | 2019-09-30 | Coal bed gas heat testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921657570.2U CN210919021U (en) | 2019-09-30 | 2019-09-30 | Coal bed gas heat testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210919021U true CN210919021U (en) | 2020-07-03 |
Family
ID=71351840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921657570.2U Active CN210919021U (en) | 2019-09-30 | 2019-09-30 | Coal bed gas heat testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210919021U (en) |
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2019
- 2019-09-30 CN CN201921657570.2U patent/CN210919021U/en active Active
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Address after: 030032 4th floor, Zhonglu building, No. 15, development road, Taiyuan Xuefu Park, Shanxi comprehensive reform demonstration zone, Taiyuan, Shanxi Province Patentee after: Shanxi horui electric power science and Technology Research Institute Co.,Ltd. Address before: 030006 4th floor, Zhonglv building, No.15, Fazhan Road, Taiyuan Xuefu Park, Shanxi comprehensive reform demonstration zone, Taiyuan City, Shanxi Province Patentee before: SHANXI HERUI POWER SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |