CN220305083U - Coal sample gas content detection device - Google Patents
Coal sample gas content detection device Download PDFInfo
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- CN220305083U CN220305083U CN202321858171.9U CN202321858171U CN220305083U CN 220305083 U CN220305083 U CN 220305083U CN 202321858171 U CN202321858171 U CN 202321858171U CN 220305083 U CN220305083 U CN 220305083U
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- coal sample
- tank body
- gas
- fixedly connected
- hole
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- 239000003245 coal Substances 0.000 title claims abstract description 72
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000003795 desorption Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a device for detecting the gas content of a coal sample in the technical field of gas detection, which comprises a gas desorption instrument, a gas transmission hose and a coal sample tank, wherein the gas desorption instrument comprises a shell, a measuring cylinder, a guide pipe, a gas suction ball and a spring clamp, the lower end of the shell is provided with a water storage tank, an opening at the lower end of the measuring cylinder is arranged in the water storage tank, the guide pipe is communicated with the upper end of the measuring cylinder, the gas suction ball is communicated with the guide pipe, the spring clamp is connected to the guide pipe, one end of the gas transmission hose penetrates through the shell and is communicated to the lower end of the measuring cylinder, and the other end of the gas transmission hose is communicated with the coal sample tank. The utility model has the advantages that: the coal sample tank comprises the outer tank body and the inner tank body, wherein the outer tank body is used for keeping the sealing performance of the coal sample tank, so that the coal sample releases gas in a sealing environment, the inner tank body is used for storing the coal sample, and the inner tank body is simple in structure and convenient to detach and clean.
Description
Technical Field
The utility model relates to the technical field of gas detection, in particular to a device for detecting the gas content of a coal sample.
Background
In the geological exploration stage of coal fields, the work of collecting coal samples from the drill coal cores for measuring the gas content and components in coal seams is performed. The gas content of the coal bed is sampled, the coal core taken out from the drill hole is firstly put into a sealing tank in time, a part of the coal core is taken out, the desorption amount of the gas in the coal sample is measured by a desorption instrument, and the change rule of the coal core along with the time is analyzed. And meanwhile, calculating the gas loss in the sampling process according to the exposure time of the coal sample. The sealed tank, still containing a portion of the coal sample, was then sent to a laboratory where the portion of the coal sample was used to determine the residual gas content in the coal core. And finally, dividing the sum of the desorption gas amount (including the desorption amount and the loss amount) and the residual gas amount by the weight of combustible substances in the coal core to obtain the gas content in the coal layer, and cleaning the sealed tank with clear water, and drying or air-drying before using the sealed tank.
Among the prior art, chinese patent No. CN210982113U discloses a coal sample gas content detection device, including water supply tank, measuring assembly and gas supply subassembly, measuring assembly includes graduated flask and piston, and the bottom of graduated flask is equipped with the circulation hole, and circulation hole and water supply tank intercommunication, and piston mobilizable setting is in the graduated flask, and gas supply subassembly includes sample tank and blast pipe, blast pipe one end and sample tank intercommunication, and the blast pipe other end passes the circulation hole and gets into in the graduated flask, the device improves the desorption appearance, but its coal sample tank makes it be difficult to clear up in order to keep the leakproofness structure complicated because of its complexity of structure.
Disclosure of Invention
In order to solve the problems, the utility model provides a device for detecting the gas content of a coal sample, wherein the coal sample tank comprises an outer tank body and an inner tank body, the outer tank body is used for keeping the sealing performance of the coal sample tank, so that the coal sample releases gas in a sealed environment, the inner tank body is used for storing the coal sample, and the inner tank body is simple in structure and convenient to detach and clean.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the utility model provides a coal sample gas content detection device, includes the gas desorption appearance, still includes air hose and coal sample jar, the gas desorption appearance includes casing, graduated flask, pipe, suction ball and spring clamp, the casing lower extreme is equipped with the aqua storage tank, the aqua storage tank is arranged in to graduated flask lower extreme opening, the pipe communicates in the graduated flask upper end, suction ball intercommunication pipe, the spring clamp is connected on the pipe, air hose one end passes the casing and communicates to the graduated flask lower extreme, the air hose other end communicates the coal sample jar.
Further, the coal sample tank comprises a cover plate, a needle valve, an outer tank body, an inner tank body, an outer shell, an inner shell, a sliding block, a pressing piece and a spring, wherein the upper end of the needle valve is communicated with a gas transmission hose, the cover plate is fixedly connected to the lower end of the needle valve, the outer tank body is hinged to the lower end of the cover plate, the inner tank body is arranged in the outer tank body, cylindrical protrusions are symmetrically and fixedly arranged on the inner wall of the outer tank body, spiral sliding grooves are symmetrically and fixedly arranged on the outer wall of the inner tank body, the protrusions are slidably adapted to the spiral sliding grooves, the outer shell is fixedly connected to one side of the cover plate, the inner shell is fixedly connected to the same side of the outer tank body, a groove is formed in the outer shell, the inner shell is internally provided with a hollow groove, the sliding block is slidably arranged in the middle groove, one end of the spring is fixedly connected to the sliding block, the other end of the spring is fixedly connected to the inner wall of the hollow groove, the bottom end of the inner shell is provided with a rectangular hole, the pressing piece is slidably arranged in the rectangular hole, one side of the sliding block is fixedly connected to the sliding block, one side of the limiting post is fixedly arranged on the inner shell, the inner shell is provided with a first limiting through hole, the outer shell is fixedly connected to the limiting post, the first limiting through hole and the limiting through hole is sequentially formed in the limiting through hole and the limiting through hole is sequentially.
Further, the lower end of the cover plate is fixedly connected with a sealing gasket.
Further, the lower end of the inner tank body is connected with a bottom plate through threads.
Furthermore, scale marks are fixedly arranged on the outer wall of the measuring cylinder.
The beneficial effects obtained by the utility model by adopting the structure are as follows:
the gas in the coal sample is led into the gas desorption instrument along with the gas transmission hose after flowing out, the gas content in the coal sample is analyzed through the gas desorption instrument, the provided coal sample tank comprises an inner tank body and an outer tank body, the inner tank body has a sealing effect and is used for keeping the coal sample sealed in the coal sample tank, the influence on a measuring structure caused by the gas leakage is avoided, the inner tank body is used for storing the coal sample, the inner tank body is slidably embedded into the outer tank body through the spiral chute of the outer wall, the installation and the disassembly modes are simple and convenient, the inner tank body is simple in structure, and the cleaning after the disassembly is convenient.
Drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a perspective view of a coal sample tank of the present utility model.
FIG. 3 is an exploded view of the coal sample canister of the present utility model.
FIG. 4 is an exploded view of a coal sample canister according to the present utility model.
Fig. 5 is a cross-sectional view of a coal sample tank of the present utility model.
Fig. 6 is an enlarged view of a in fig. 5.
Reference numerals illustrate:
1. gas desorber, 101, housing, 102, graduated cylinder, 103, conduit, 104, suction balloon, 105, water storage tank, 106, spring clip, 107, graduation marks, 2, gas hose, 3, coal sample tank, 301, cover plate, 302, needle valve, 303, outer tank, 304, inner tank, 305, outer housing, 306, inner housing, 307, slider, 308, press plate, 309, spring, 310, stud bump, 311, spiral chute, 312, gasket, 313, bottom plate, 314, groove, 315, hollow groove, 316, spacing post, 317, spacing through hole one, 318, spacing through hole two, 319, rectangular hole.
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 6 of the embodiments of the present utility model, and it is obvious that the described embodiments 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.
As shown in fig. 1-6, a device for detecting the gas content of a coal sample comprises a gas desorption instrument 1, a gas hose 2 and a coal sample tank 3, wherein the gas desorption instrument 1 comprises a shell 101, a measuring cylinder 102, a conduit 103, an air suction ball 104 and a spring clamp 106, a water storage tank 105 is arranged at the lower end of the shell 101, an opening at the lower end of the measuring cylinder 102 is arranged in the water storage tank 105, the conduit 103 is communicated with the upper end of the measuring cylinder 102, the air suction ball 104 is communicated with the conduit 103, the spring clamp 106 is connected to the conduit 103, one end of the gas hose 2 penetrates through the shell 101 and is communicated with the lower end of the measuring cylinder 102, and the other end of the gas hose 2 is communicated with the coal sample tank 3.
In order to keep good tightness of the coal sample tank 3 and facilitate cleaning of the coal sample tank 3, the coal sample tank 3 comprises a cover plate 301, a needle valve 302, an outer tank 303, an inner tank 304, an outer tank 305, an inner tank 306, a sliding block 307, a pressing piece 308 and a spring 309, wherein the upper end of the needle valve 302 is communicated with a gas hose 2, the cover plate 301 is fixedly connected to the lower end of the needle valve 302, the outer tank 303 is hinged to the lower end of the cover plate 301, the inner tank 304 is arranged in the outer tank 303, cylindrical protrusions 310 are symmetrically and fixedly arranged on the inner wall of the outer tank 303, spiral sliding grooves 311 are symmetrically and fixedly arranged on the outer wall of the inner tank 304, the protrusions are matched with spiral sliding grooves 311 in a sliding manner, the outer tank 305 is fixedly connected to one side of the cover plate 301, the inner tank 306 is fixedly connected to the same side of the outer tank 303, a groove 314 is formed in the inner tank 306, a hollow groove 315 is formed in the inner portion of the inner tank 306, one end of the sliding block 307 is fixedly connected to the sliding groove 307, one end of the sliding block 309 is fixedly connected to the sliding groove 319, the other end of the sliding groove 309 is fixedly connected to the inner tank 307 is fixedly connected to the hollow groove 308, a rectangular groove 308 is fixedly connected to the inner wall of the inner tank 306, and the two side of the sliding groove 308 is fixedly connected to the hollow groove 308, and the sliding groove is fixedly connected to the inner wall of the sliding groove 308, and the sliding groove is fixedly connected to the inner wall is provided with the inner wall of the sealing piece, and the sealing piece is provided with the sealing cover by a sealing cover, and the sealing cover is provided with the sealing cap, and the sealing cap is provided with a sealing cap;
a sealing gasket 312 is fixedly connected to the lower end of the cover plate 301, so as to increase the tightness of the outer tank 303 and avoid the detection structure affected by gas leakage;
the lower end of the inner tank 304 is in threaded connection with a bottom plate 313, so that the inner tank 304 has no inner wall and no edge angle with the bottom plate 313, the inner tank 304 is convenient to clean and dry, and the inner tank 304 is prevented from influencing a detection structure due to residual impurities on the inner wall;
the outer wall of the measuring cylinder 102 is fixedly provided with scale marks 107 for obtaining an exhaust numerical value, and then the determination of the gas content is completed according to the determination method of the gas content of the coal sample in the geological prospecting period.
In the utility model, when in use, the inner tank body 304 is rotated to enable the spiral chute 311 on the outer wall of the inner tank body 304 to slide along the columnar bulge 310 on the inner wall of the outer tank body 303 until the inner tank body 304 is taken out after the inner tank body 303 is slid out, the bottom plate 313 connected with the bottom of the inner tank body 304 in a threaded manner is rotated to be separated, then the inner wall of the inner tank body 304 and the bottom plate 313 are cleaned and dried, then the bottom plate 313 and the inner tank body 304 are connected in a threaded manner, then the inner tank body 304 is slid and embedded into the outer tank body 303, a coal sample is placed in the cleaned inner tank body 304, the cover plate 301 hinged with the outer tank body 303 is closed, the pressing piece 308 is pressed, the sliding block 307 slides to the deep part of the hollow groove 315, the spring 309 is contracted, the groove 314 in the outer tank body 305 is matched with the inner tank 306, then the pressing piece 308 is released, the sliding block 307 of the spring Shu Shi slides, the limiting column 316 at the front end of the sliding block 307 is sequentially inserted into the limiting through hole I317 and the limiting through hole II 318 to finish the sealing and fixing of the outer tank 303, gas at the coal sample leakage position in the inner tank 304 fills the coal sample tank 3 with the gas, the suction balloon 104 is extruded, the suction balloon 104 sucks air from the measuring cylinder 102 through the guide pipe 103, the measuring cylinder 102 sucks water from the water storage tank 105, the guide pipe 103 is clamped by the spring clamp 106 after the water surface in the measuring cylinder 102 rises to a standard scale, the water surface in the measuring cylinder 102 is kept stable, the needle valve 302 is opened, the gas is circulated into the measuring cylinder 102 along with the gas hose 2 by the needle valve 302, the gas is introduced to enable the gas pressure in the measuring cylinder 102 to rise, the water in the measuring cylinder 102 is discharged under the action of the gas pressure, the horizontal plane falls, specific numerical values are recorded through the scale lines 107 on the measuring cylinder 102, and the gas content in the coal sample is calculated.
To sum up: according to the embodiment of the utility model, after gas in a coal sample flows out, the gas is led into the gas desorption instrument 1 along with the gas-conveying hose 2, the gas content in the coal sample is analyzed through the gas desorption instrument 1, the provided coal sample tank 3 comprises an inner tank body 304 and an outer tank body 303, the inner tank body 304 has a sealing effect and is used for keeping the coal sample sealed in the coal sample tank 3, the influence on a measuring structure caused by gas leakage is avoided, the inner tank body 304 is used for storing the coal sample, the inner tank body 304 is slidably embedded into the outer tank body 303 through a spiral chute 311 on the outer wall, the installation and the disassembly modes are simple and convenient, the inner tank body 304 has a simple structure, and the cleaning after the disassembly is convenient.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (5)
1. The utility model provides a coal sample gas content detection device, includes gas desorption appearance, its characterized in that: still include gas transmission hose and coal sample jar, gas desorption appearance includes casing, graduated flask, pipe, suction ball and spring clamp, the casing lower extreme is equipped with the aqua storage tank, the graduated flask lower extreme opening is arranged in the aqua storage tank, the pipe communicates in the graduated flask upper end, suction ball intercommunication pipe, the spring clamp is connected on the pipe, gas transmission hose one end passes the casing and communicates to the graduated flask lower extreme, the gas transmission hose other end intercommunication coal sample jar.
2. The coal sample gas content detection device according to claim 1, wherein: the coal sample tank comprises a cover plate, a needle valve, an outer tank body, an inner tank body, an outer shell, an inner shell, a sliding block, a pressing piece and a spring, wherein the upper end of the needle valve is communicated with a gas transmission hose, the cover plate is fixedly connected to the lower end of the needle valve, the outer tank body is hinged to the lower end of the cover plate, the inner tank body is arranged in the outer tank body, cylindrical protrusions are symmetrically and fixedly arranged on the inner wall of the outer tank body, spiral sliding grooves are symmetrically and fixedly arranged on the outer wall of the inner tank body, the protrusions are slidably matched with the spiral sliding grooves, the outer shell is fixedly connected to one side of the cover plate, the inner shell is fixedly connected to the same side of the outer tank body, a groove is formed in the inner shell, the sliding block is slidably arranged in the middle groove, one end of the spring is fixedly connected to the sliding block, the other end of the spring is fixedly connected to the inner wall of the hollow groove, a rectangular hole is formed in the bottom end of the inner shell, the pressing piece is slidably arranged in the rectangular hole, a limiting post is fixedly arranged on one side of the sliding block, a first limiting through hole is formed in the inner shell, a second limiting through hole is sequentially formed in the inner shell, a first limiting through hole is sequentially formed in the second limiting through hole, and a second limiting through hole is fixedly connected to the first limiting through hole.
3. The coal sample gas content detection device according to claim 2, wherein: and a sealing gasket is fixedly connected to the lower end of the cover plate.
4. A coal sample gas content detection apparatus according to claim 3, wherein: the lower end of the inner tank body is connected with a bottom plate through threads.
5. The device for detecting the gas content of the coal sample according to claim 4, wherein: and scale marks are fixedly arranged on the outer wall of the measuring cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321858171.9U CN220305083U (en) | 2023-07-14 | 2023-07-14 | Coal sample gas content detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321858171.9U CN220305083U (en) | 2023-07-14 | 2023-07-14 | Coal sample gas content detection device |
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| Publication Number | Publication Date |
|---|---|
| CN220305083U true CN220305083U (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321858171.9U Active CN220305083U (en) | 2023-07-14 | 2023-07-14 | Coal sample gas content detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117899243A (en) * | 2024-03-19 | 2024-04-19 | 施泰康医疗科技(辽宁)有限公司 | Rapid high-temperature disinfection device for hemodialysis |
-
2023
- 2023-07-14 CN CN202321858171.9U patent/CN220305083U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117899243A (en) * | 2024-03-19 | 2024-04-19 | 施泰康医疗科技(辽宁)有限公司 | Rapid high-temperature disinfection device for hemodialysis |
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