CN220159630U - Experimental waste gas treatment device for measuring relative permeability of coal and rock - Google Patents
Experimental waste gas treatment device for measuring relative permeability of coal and rock Download PDFInfo
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- CN220159630U CN220159630U CN202320423428.1U CN202320423428U CN220159630U CN 220159630 U CN220159630 U CN 220159630U CN 202320423428 U CN202320423428 U CN 202320423428U CN 220159630 U CN220159630 U CN 220159630U
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- 239000002912 waste gas Substances 0.000 title claims abstract description 36
- 230000035699 permeability Effects 0.000 title claims abstract description 26
- 239000011435 rock Substances 0.000 title claims abstract description 26
- 239000003245 coal Substances 0.000 title claims abstract description 12
- 239000007789 gas Substances 0.000 claims abstract description 45
- 238000002474 experimental method Methods 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims description 27
- 238000005259 measurement Methods 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 34
- 239000000243 solution Substances 0.000 description 34
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- NWGKJDSIEKMTRX-AAZCQSIUSA-N Sorbitan monooleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-AAZCQSIUSA-N 0.000 description 8
- 239000011259 mixed solution Substances 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000003995 emulsifying agent Substances 0.000 description 4
- -1 salt compound Chemical class 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 159000000011 group IA salts Chemical class 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000000246 remedial effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000002511 suppository base Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of waste gas treatment, a coal rock relative permeability survey experiment waste gas treatment device is disclosed, include: the device comprises a first tank body, wherein a conical guide plate is fixedly connected to the inner side of the first tank body, a through hole for a first pipeline to penetrate is formed in the middle of the conical guide plate, a second pipeline is fixedly connected to the top end of the first pipeline, two ends of the second pipeline are fixedly connected with an annular pipeline, a conical block is fixedly connected to the first pipeline, and a small nozzle is formed in the lower end of the annular pipeline and the inclined surface of the conical block; the bottom fixedly connected with reservoir box of first jar body communicates with each other, the side of reservoir box is provided with the booster pump, the booster pump pass through the third pipeline with reservoir box intercommunication, the booster pump pass through the fourth pipeline with first pipeline fixed connection. The methane gas in the generated exhaust gas can be absorbed and purified.
Description
Technical Field
The disclosure belongs to the technical field of waste gas treatment, and particularly relates to a coal-rock relative permeability measurement experiment waste gas treatment device.
Background
When the coal-rock relative permeability measurement experiment is carried out by utilizing the coal-rock gas water relative permeability measuring instrument, waste gas is generated, and the waste gas contains methane, carbon dioxide and other gases, if the waste gas is directly discharged, on the one hand, the air is polluted, on the other hand, the methane belongs to inflammable gas, and if the methane in the waste gas discharged during the experiment measurement encounters open fire, the fire is easy to happen; therefore, the methane gas in the exhaust gas needs to be subjected to an absorption and purification treatment.
In the 23 nd stage 2 of the 23 nd volume of the university chemical engineering journal 2009, the research results of the experimental research on the absorption effect of the atomized Span80 solution on methane and the explosion suppression effect thereof by the groups Zhang Zengzhi, gu Na, zhang Jifei and Liu Ming show that the absorption effect of the atomized Span80 solution and the compound solution of the atomized Span80 solution and the alkaline salt on methane gas is superior to that of pure water mist, and after a certain amount of alkaline salt is added into the Span80 solution, the solution dispersion tends to be uniform, and the absorption effect on methane is also enhanced.
Disclosure of Invention
Aiming at the defects of the prior art, the purpose of the disclosure is to provide a waste gas treatment device for coal-rock relative permeability measurement experiments, which solves the problem that methane gas in waste gas is absorbed and purified when the coal-rock relative permeability measurement experiment is carried out by utilizing a coal-rock gas water relative permeability measuring instrument in the prior art.
The purpose of the disclosure can be achieved by the following technical scheme:
an experimental exhaust treatment device for measuring relative permeability of coal and rock, comprising:
the device comprises a first tank body, wherein a conical guide plate is fixedly connected to the inner side of the first tank body, a through hole for a first pipeline to penetrate is formed in the middle of the conical guide plate, a second pipeline is fixedly connected to the top end of the first pipeline, two ends of the second pipeline are fixedly connected with an annular pipeline, a conical block is fixedly connected to the first pipeline, and a small nozzle is formed in the lower end of the annular pipeline and the inclined surface of the conical block;
the bottom fixedly connected with reservoir box of first jar body communicates with each other, the side of reservoir box is provided with the booster pump, the booster pump pass through the third pipeline with reservoir box intercommunication, the booster pump pass through the fourth pipeline with first pipeline fixed connection.
The technical scheme has the principle and technical effects that:
when the device is used, span80 solution and salt compound solution are stored in the liquid storage box in advance, the booster pump is started, the pump is added to pump the solution of the liquid storage box through the third pipeline, the solution is sent into the first pipeline through the fourth pipeline and then enters the annular pipeline, tiny nozzles are formed in the lower end of the annular pipeline and the inclined surface of the conical block, when waste gas enters from the upper end of the first tank body, the waste gas is mixed and contacted with the sprayed solution at first, the mixed solution and gas flow to the periphery through the inclined surface of the conical block to enter the upper end of the conical guide plate, then falls into the lower end along the through holes in the middle of the flow direction of the conical guide plate, the solution absorbs methane in the waste gas through a plurality of repeated processes, and finally the mixed solution falls into the liquid storage box, and the gas after absorption and purification flows out through the side surface of the first tank body.
Further, the upper end side surface of the first tank body is fixedly connected with a first air pipe, and the lower end side surface of the first tank body is fixedly connected with a second air pipe.
Further, the diameter of the bottom surface of the conical block is larger than the diameter of a through hole formed in the middle of the conical guide plate, and the tip of the conical block faces upwards.
Further, the through hole in the middle of the conical deflector is lower than the edge of the conical deflector.
Further, the annular pipeline is fixedly connected with the inner wall of the first tank body.
Further, a first liquid inlet and a first liquid outlet are fixedly connected to the liquid storage box.
Further, the side fixedly connected with second jar of body of the first jar of body, the top fixedly connected with intake pipe of the second jar of body with the tracheal other end of first.
Further, a second liquid inlet and a second liquid outlet are fixedly connected to the second tank body.
Further, the other end of the second air pipe is fixedly connected with the side face of the lower end of the third tank body, active carbon is fixedly connected to the inner side of the third tank body, and an exhaust pipe is fixedly connected to the side face of the upper end of the third tank body.
Further, the second air pipe is obliquely arranged, and one end, connected with the third tank body, of the second air pipe is higher than one end, connected with the first tank body, of the second air pipe.
The noun, conjunctive or adjective parts related to the above technical solution are explained as follows:
by fixed connection is meant a connection without any relative movement after the parts or components are fixed. The device is divided into a detachable connection type and a non-detachable type.
(1) The detachable connection is to fix the parts together by using screws, splines, wedge pins and the like. The connection mode can be disassembled during maintenance, and parts cannot be damaged. The connector used must be of the correct size (e.g. length of bolt, key) and tightened properly.
(2) The non-detachable connection mainly refers to welding, riveting, tenon passing matching and the like. Because the parts can be disassembled only by forging, sawing or oxygen cutting during maintenance or replacement, the parts cannot be used for a second time generally. Also, during connection, attention should be paid to process quality, technical inspection and remedial measures (e.g., correction, polishing, etc.).
Threaded connection refers to a detachable connection in which a threaded member (or threaded portion of a connected member) is used to connect the connected member into one body.
Sliding connection means that two objects are in contact but not fixed, and the two objects can slide relatively.
Rotational coupling means that the coupling between the parts causes the parts to rotate relative to each other.
The beneficial effects of the present disclosure are:
the methane gas in the generated waste gas can be absorbed and purified when the coal-rock relative permeability measurement experiment is carried out by using the coal-rock gas water relative permeability tester.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required for the description of the embodiments or the prior art will be briefly described, and it will be apparent to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic overall construction of an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present disclosure;
fig. 3 is a schematic view of a conical deflector structure in accordance with an embodiment of the present disclosure.
Detailed Description
The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to fall within the scope of this disclosure.
In the description of the present disclosure, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate an orientation or positional relationship, merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present disclosure.
An embodiment of an experimental exhaust treatment device for coal-rock relative permeability determination is described herein in connection with fig. 1 to 3, according to the concept of the present utility model. Specifically, the exhaust gas treatment device is configured as a split structure having three components, namely, a first tank 1, a liquid storage tank 8, and an addition pump 9. Through the mutual cooperation of the structures such as the toper guide plate 2 that sets up, first pipeline 3, annular duct, toper piece 7, tiny spout atomizing blowout has been seted up to the lower extreme of rethread annular duct 6 and the inclined plane of toper piece 7, when waste gas gets into from first jar body 1 upper end, at first with spun solution mixing contact, mixed solution and gas flow all around through the inclined plane of toper piece 7 and enter into toper guide plate 2 upper end, then fall into the side of toper piece 7 of lower extreme along the through-hole 23 in the middle of the toper guide plate 2 flow direction, through several repetition processes, can increase waste gas and solution's area of contact, more effective absorption purifies methane gas.
As shown in fig. 1 to 3, an exhaust gas treatment device for coal-rock relative permeability measurement experiment includes:
the device comprises a first tank body 1, wherein a conical guide plate 2 is fixedly connected to the inner side of the first tank body, a through hole 4 for a first pipeline 3 to penetrate is formed in the middle of the conical guide plate 2, a second pipeline 5 is fixedly connected to the top end of the first pipeline 3, two ends of the second pipeline 5 are fixedly connected with an annular pipeline 6, a conical block 7 is fixedly connected to the upper end of the conical guide plate 2 on the first pipeline 3, and a small nozzle is formed in the lower end of the annular pipeline 6 and the inclined surface of the conical block 7;
the bottom fixedly connected with reservoir 8 of first jar body 1 communicates with each other, and the side of reservoir is provided with booster pump 9, and booster pump 9 communicates with reservoir 8 through third pipeline 10, and booster pump 9 passes through fourth pipeline 11 and first pipeline 3 fixed connection.
When the device is used, span80 solution and salt compound solution are stored in the liquid storage box 8 in advance, the booster pump 9 is started, the solution of the liquid storage box 8 is pumped by the booster pump 9 through the third pipeline 10, the solution is sent into the first pipeline 3 through the fourth pipeline 11 and then enters the annular pipeline 6, fine nozzles are formed in the lower end of the annular pipeline 6 and the inclined surface of the conical block 7, atomized and sprayed out, when waste gas enters from the upper end of the first tank body 1, the waste gas is mixed and contacted with the sprayed solution at first, the mixed solution and gas flow to the periphery through the inclined surface of the conical block 7 to enter the upper end of the conical guide plate 2, then the mixed solution and gas fall into the side surface of the conical block 7 at the lower end along the through holes 23 in the middle of the flow direction of the conical guide plate 2, and through a plurality of repeated processes, the contact area between the waste gas and the solution can be increased, and methane gas can be absorbed and purified more effectively. The final mixed solution falls into the reservoir 8 and the absorbed and purified gas flows out through the side of the first tank 1.
Of course, in the present utility model, a channel capable of flowing gas and liquid exists in the first tank 1, for example, the channel penetrates through the inner side and the lower end of the first tank 1, for example, a straight line channel is formed, at this time, the inner side and the lower end of the first tank 1 are open, the upper end of the first tank 1 is communicated with the first gas pipe 12, and the lower end of the first tank 1 is communicated with the liquid storage box 8; of course, in some cases, the channels may also be of a curved design.
Span80 is a yellow oily liquid, can be dispersed in warm water and ethanol, is dissolved in propylene glycol, liquid paraffin, ethanol, methanol or ethyl acetate and other organic solvents, and has hlb=4.3, and is commonly used as an emulsifier for water-in-oil emulsions. The product is mainly used as solubilizer or emulsifier of injection and oral liquid; dispersing agent for capsule; emulsifying agent and matrix for ointment; suppository bases, and the like. Are used as emulsifiers in the food industry.
The upper end side surface of the first tank body 1 is fixedly connected with a first air pipe 12, and the lower end side surface of the first tank body 1 is fixedly connected with a second air pipe 13. The waste gas enters the inner side of the upper end of the first tank body 1 through the first air pipe 12, and is discharged through the second air pipe 13 on the side of the lower end after being purified.
The diameter of the bottom surface of the conical block 7 is larger than the diameter of the through hole formed in the middle of the conical guide plate 2, and the tip of the conical block 7 faces upwards. The mixed solution is favorable to flowing into the edge of the conical guide plate 2 from the side surface of the conical block 7, and then flows into the side surface of the conical block 7 at the lower end from the through hole 23 in the middle of the edge of the conical guide plate 2, so that the contact area between waste gas and the solution can be increased, and methane gas can be absorbed and purified more effectively.
The through hole in the middle of the conical deflector 2 is lower than the edge of the conical deflector 2. The water flow and the gas at the upper end of the conical guide plate 2 flow towards the middle.
The annular pipeline 6 is fixedly connected with the inner wall of the first tank body 1.
The liquid storage box 8 is fixedly connected with a first liquid inlet 14 and a first liquid outlet 15. The device is used for adding Span80 solution and salt compound solution into the liquid storage box 8 and discharging, so that the solution can be replaced conveniently.
The side of the first tank body 1 is fixedly connected with a second tank body 16, and the top end of the second tank body 16 is fixedly connected with an air inlet pipe 17 and the other end of the first air pipe 12. The first tank 1 is pre-stored with NaOH solution, waste gas discharged from experiments firstly enters the second tank 16 through the air inlet pipe 17, and carbon dioxide in the waste gas reacts with the NaOH solution to absorb the carbon dioxide. The residual gas enters the first tank 1 through the first gas pipe 12.
The second tank 16 is fixedly connected with a second liquid inlet 18 and a second liquid outlet 19. For adding and discharging NaOH solution.
The other end of the second air pipe 13 is fixedly connected with the side surface of the lower end of the third tank body 20, the inner side of the third tank body 20 is fixedly connected with activated carbon 21, and the side surface of the upper end of the third tank body 20 is fixedly connected with an exhaust pipe 22. The gas purified by the first tank body 1 enters the third tank body 20 through the second gas pipe 13 to move upwards, and residual methane in the waste gas is adsorbed by the activated carbon 21 to further absorb the evolved waste gas.
The second air pipe 13 is arranged obliquely, and one end of the second air pipe 13 connected with the third tank body 20 is higher than one end connected with the first tank body 1. The solution in the first tank 1 can be prevented from flowing backward into the third tank 20.
The booster pump 9 is fixedly connected to the lower end of the third tank 20.
The utility model provides a waste gas treatment device for coal rock relative permeability measurement experiments, which is further described below with reference to the accompanying drawings and the implementation modes.
An experimental exhaust treatment device for measuring relative permeability of coal and rock, comprising:
the device comprises a first tank body 1, wherein a conical guide plate 2 is fixedly connected to the inner side of the first tank body, a through hole 23 for a first pipeline 3 to penetrate is formed in the middle of the conical guide plate 2, a second pipeline 5 is fixedly connected to the top end of the first pipeline 3, two ends of the second pipeline 5 are fixedly connected with an annular pipeline 6, a conical block 7 is fixedly connected to the upper end of the conical guide plate 2 on the first pipeline 3, and a small nozzle is formed in the lower end of the annular pipeline 6 and the inclined surface of the conical block 7;
the bottom fixedly connected with reservoir 8 of first jar body 1 communicates with each other, and the side of reservoir is provided with booster pump 9, and booster pump 9 communicates with reservoir 8 through third pipeline 10, and booster pump 9 passes through fourth pipeline 11 and first pipeline 3 fixed connection.
The solution of the liquid storage box 8 is pumped by the pump 9 through the third pipeline 10, is sent into the first pipeline 3 through the fourth pipeline 11, then enters into the annular pipeline 6, is atomized and sprayed out of a tiny nozzle to be in mixed contact with waste gas through the lower end of the annular pipeline 6 and the inclined surface of the conical block 7, and the mixed solution and gas flow to the periphery through the inclined surface of the conical block 7 to enter into the upper end of the conical guide plate 2, then fall into the side surface of the conical block 7 at the lower end along the through hole 23 in the middle of the flow direction of the conical guide plate 2, and can increase the contact area of the waste gas and the solution through a plurality of repeated processes, so that methane gas is absorbed and purified more effectively.
The side of the first tank body 1 is fixedly connected with a second tank body 16, and the top end of the second tank body 16 is fixedly connected with an air inlet pipe 17 and the other end of the first air pipe 12. The first tank 1 is pre-stored with NaOH solution, waste gas discharged from experiments firstly enters the second tank 16 through the air inlet pipe 17, and carbon dioxide in the waste gas reacts with the NaOH solution to absorb the carbon dioxide. The residual gas enters the first tank 1 through the first gas pipe 12.
The other end of the second air pipe 13 is fixedly connected with the side surface of the lower end of the third tank body 20, the inner side of the third tank body 20 is fixedly connected with activated carbon 21, and the side surface of the upper end of the third tank body 20 is fixedly connected with an exhaust pipe 22. The gas purified by the first tank body 1 enters the third tank body 20 through the second gas pipe 13 to move upwards, and residual methane in the waste gas is adsorbed by the activated carbon 21 to further absorb the evolved waste gas.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which have been described in the foregoing and description merely illustrates the principles of the disclosure, and that various changes and modifications may be made therein without departing from the spirit and scope of the disclosure, which is defined in the appended claims.
Claims (10)
1. An experimental exhaust treatment device for measuring relative permeability of coal and rock, which is characterized by comprising:
the novel water tank comprises a first tank body (1), wherein a conical guide plate (2) is fixedly connected to the inner side of the first tank body, a through hole (4) for a first pipeline (3) to penetrate is formed in the middle of the conical guide plate (2), a second pipeline (5) is fixedly connected to the top end of the first pipeline (3), two ends of the second pipeline (5) are fixedly connected with an annular pipeline (6), a conical block (7) is fixedly connected to the upper end of the conical guide plate (2) on the first pipeline (3), and a tiny nozzle is formed in the lower end of the annular pipeline (6) and the inclined surface of the conical block (7);
the bottom fixedly connected with reservoir (8) of first jar body (1) communicates with each other, the side of reservoir is provided with booster pump (9), booster pump (9) pass through third pipeline (10) with reservoir (8) intercommunication, booster pump (9) pass through fourth pipeline (11) with first pipeline (3) fixed connection.
2. The coal rock relative permeability measurement experiment exhaust gas treatment device according to claim 1, wherein a first gas pipe (12) is fixedly connected to the side surface of the upper end of the first tank body (1), and a second gas pipe (13) is fixedly connected to the side surface of the lower end of the first tank body (1).
3. The coal rock relative permeability measurement experiment waste gas treatment device according to claim 1, wherein the bottom surface diameter of the conical block (7) is larger than the diameter of a through hole formed in the middle of the conical guide plate (2), and the tip of the conical block (7) faces upwards.
4. The coal rock relative permeability measurement experiment exhaust gas treatment device according to claim 1, wherein the through hole in the middle of the conical deflector (2) is lower than the edge of the conical deflector (2).
5. The coal rock relative permeability measurement experiment exhaust gas treatment device according to claim 1, wherein the annular pipeline (6) is fixedly connected with the inner wall of the first tank body (1).
6. The waste gas treatment device for coal-rock relative permeability measurement experiments according to claim 1, wherein the liquid storage box (8) is fixedly connected with a first liquid inlet (14) and a first liquid outlet (15).
7. The coal rock relative permeability measurement experiment exhaust gas treatment device according to claim 2, wherein a second tank body (16) is fixedly connected to the side edge of the first tank body (1), and an air inlet pipe (17) and the other end of the first air pipe (12) are fixedly connected to the top end of the second tank body (16).
8. The coal-rock relative permeability measurement experiment exhaust gas treatment device according to claim 7, wherein a second liquid inlet (18) and a second liquid outlet (19) are fixedly connected to the second tank body (16).
9. The coal-rock relative permeability measurement experiment exhaust gas treatment device according to claim 2, wherein the other end of the second air pipe (13) is fixedly connected with the side surface of the lower end of the third tank body (20), the inner side of the third tank body (20) is fixedly connected with activated carbon (21), and the side surface of the upper end of the third tank body (20) is fixedly connected with an exhaust pipe (22).
10. The coal-rock relative permeability measurement experiment exhaust gas treatment device according to claim 9, wherein the second air pipe (13) is obliquely arranged, and one end of the second air pipe (13) connected with the third tank body (20) is higher than one end connected with the first tank body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320423428.1U CN220159630U (en) | 2023-03-08 | 2023-03-08 | Experimental waste gas treatment device for measuring relative permeability of coal and rock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320423428.1U CN220159630U (en) | 2023-03-08 | 2023-03-08 | Experimental waste gas treatment device for measuring relative permeability of coal and rock |
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| Publication Number | Publication Date |
|---|---|
| CN220159630U true CN220159630U (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320423428.1U Active CN220159630U (en) | 2023-03-08 | 2023-03-08 | Experimental waste gas treatment device for measuring relative permeability of coal and rock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220159630U (en) |
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2023
- 2023-03-08 CN CN202320423428.1U patent/CN220159630U/en active Active
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