CN221319900U - Underground coal mine gas purifying device - Google Patents
Underground coal mine gas purifying device Download PDFInfo
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- CN221319900U CN221319900U CN202323370272.4U CN202323370272U CN221319900U CN 221319900 U CN221319900 U CN 221319900U CN 202323370272 U CN202323370272 U CN 202323370272U CN 221319900 U CN221319900 U CN 221319900U
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- fixedly connected
- coal mine
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- 239000003245 coal Substances 0.000 title claims abstract description 50
- 238000009423 ventilation Methods 0.000 claims abstract description 19
- 238000000746 purification Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims 4
- 239000000428 dust Substances 0.000 description 25
- 239000012535 impurity Substances 0.000 description 25
- 238000001914 filtration Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model belongs to the technical field of gas purification, in particular to a coal mine underground gas purification device, which comprises a wind barrel; the motor is fixedly connected to the inner side wall of the air duct; an extension rod is fixedly connected with the output end of the motor; the middle part of the extension rod is fixedly connected with a plurality of fan blades; the fan blades are distributed at equal intervals along the circumference of the extension rod; a first air outlet hole is formed in one side wall, far away from the motor, of the inner part of the air duct; the end part of the first air outlet hole is communicated with a ventilation pipe; a plurality of second air outlet holes are formed in the middle of the ventilation pipe; the second air outlet holes are distributed at equal intervals along the length of the ventilation pipe and face the bottom of the air duct; an air inlet hole is formed in the inner part of the air duct and close to one side wall of the motor; the air inlet hole is positioned above the motor, and through the structure, the fan blade can be continuously rotated, so that pure gas is output to the underground coal mine, and the gas in the underground coal mine is purified, so that the gas content in the underground coal mine is reduced.
Description
Technical Field
The utility model belongs to the technical field of gas purification, and particularly relates to an underground coal mine gas purification device.
Background
Coal mine gas, in particular to a chemical substance generated in coal and rock, which is mainly a chemical substance formed by combining methane and carbon dioxide, and when the gas content in a closed space is too high, the condition of gas explosion can occur.
The method for treating the gas is divided into two types, namely effective treatment and ineffective treatment, wherein the effective treatment is to collect the gas, the gas is converted into usable energy without being used, and the ineffective treatment is to dilute the concentration of the gas so as to reduce the concentration of the gas in a coal mine, thereby reducing the occurrence of explosion of the gas in the coal mine.
In the operation of the coal mine, when the condition of too high gas concentration occurs, if the gas inside the coal mine is not timely purified, the too high gas concentration can be generated, so that the gas explosion is caused, and in some cases, the gas suddenly leaks, so that the gas cannot be timely and effectively treated, and at the moment, the concentration of the diluted gas is selected to ensure that the gas cannot be exploded in the coal mine.
Therefore, the utility model provides a coal mine underground gas purifying device.
Disclosure of utility model
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a coal mine underground gas purification device, which comprises an air duct; the motor is fixedly connected to the inner side wall of the air duct; an extension rod is fixedly connected with the output end of the motor; the middle part of the extension rod is fixedly connected with a plurality of fan blades; the fan blades are distributed at equal intervals along the circumference of the extension rod; a first air outlet hole is formed in one side wall, far away from the motor, of the inner part of the air duct; the end part of the first air outlet hole is communicated with a ventilation pipe; a plurality of second air outlet holes are formed in the middle of the ventilation pipe; the second air outlet holes are distributed at equal intervals along the length of the ventilation pipe and face the bottom of the air duct; an air inlet hole is formed in the inner part of the air duct and close to one side wall of the motor; the air inlet hole is positioned above the motor, and through the structure, the fan blade can be continuously rotated, so that pure gas is output to the underground coal mine, and the gas in the underground coal mine is purified, so that the gas content in the underground coal mine is reduced.
Preferably, the end part of the air inlet hole is fixedly connected with an air inlet pipe; the air inlet pipe is arranged in an S shape; the both ends of air-supply line all rigid coupling has first filter, through above-mentioned structure, can let the inside air of entering dryer more pure reduced dust or impurity get into the inside of dryer through the fresh air inlet, cause the inside dust or the impurity of dryer to pile up too much, the flabellum that leads to rotates and receives the influence to unable pure air of carrying leads to the gas can't be diluted.
Preferably, the middle parts of the second air outlet holes are communicated with conical cylinders; the end part of the conical cylinder is fixedly connected with a plurality of brushes; the brushes are distributed at equal intervals along the circumference of the bottom of the conical barrel and through the structure, so that on one hand, the air spraying area is wider, the gas in a coal mine is dissolved faster, on the other hand, the side wall of the conical barrel can be continuously brushed, and due to the fact that the underground environment of the coal mine is poorer, the situation that the conical barrel is blocked by coal mine slag can be reduced.
Preferably, a guide plate is arranged on the inner side wall of the air duct; the middle part of the guide plate is bent, and the end part of the guide plate is upwarp; the end part of the guide plate is provided with a plurality of through holes; the through holes are uniformly distributed at the end part of the guide plate; the end part of the guide plate is fixedly connected with the baffle plate, and dust and impurities in the air can be further filtered through the structure, so that excessive dust and impurities accumulated in the air duct are reduced.
Preferably, the top of the baffle is fixedly connected with a first supporting rod; the end part of the first supporting rod is fixedly connected with a first lantern ring; a second supporting rod is fixedly connected to the top of the inner side of the air duct; the end part of the second supporting rod is fixedly connected with a second lantern ring; the first lantern ring and the second supporting rod are correspondingly arranged; the middle part of first lantern ring and second lantern ring is connected with first bracing piece, through above-mentioned structure, can reduce the inside dust or the impurity accumulation of deflector too much, the condition that leads to the deflector to drop appears.
Preferably, the inner side of the air inlet pipe is fixedly connected with a plurality of second filter plates; the leak holes of a plurality of second filter are crisscross setting, through above-mentioned structure, can make the inside air that gets into the dryer purer, on the one hand can reduce the inside of dryer and pile up too much dust and impurity, on the other hand can make the air that gets into the coal mine purer to make the effect of purifying better.
The beneficial effects of the utility model are as follows:
1. According to the underground coal mine gas purification device, the gas in the underground coal mine can be diluted through continuous ventilation, and through the structure, the fan blades can be rotated continuously, so that pure gas is output to the underground coal mine, the underground coal mine gas is purified, and the underground coal mine gas content is reduced.
2. According to the underground coal mine gas purification device, the air entering the air cylinder is more pure through the two first filter plates, so that dust or impurities enter the air cylinder through the air inlet holes, the dust or impurities in the air cylinder are accumulated excessively, the rotation of the fan blades is influenced, and therefore the pure air cannot be conveyed, and the gas cannot be diluted.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic view of the structure of the inside of the stroke cylinder according to the present utility model;
FIG. 3 is a schematic view of a brush according to the present utility model;
FIG. 4 is a schematic view of the structure of the guide plate of the present utility model;
FIG. 5 is a schematic view of a second filter plate according to the present utility model;
In the figure: 1. an air duct; 12. a motor; 13. an extension rod; 14. a fan blade; 15. a first air outlet hole; 16. a ventilation pipe; 17. a second air outlet hole; 18. an air inlet hole; 2. an air inlet pipe; 21. a first filter plate; 3. a conical cylinder; 31. a brush; 4. a guide plate; 41. a through hole; 42. a baffle; 5. a first support bar; 51. a first collar; 52. a second support bar; 53. a second collar; 54. a pull rope; 6. and a second filter plate.
Detailed Description
The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1 to 5, the underground coal mine gas purifying device according to the embodiment of the utility model comprises a wind barrel 1; the motor 12 is fixedly connected to the inner side wall of the air duct 1; an extension rod 13 is fixedly connected with the output end of the motor 12; the middle part of the extension rod 13 is fixedly connected with a plurality of fan blades 14; a plurality of fan blades 14 are equidistantly distributed along the circumference of the extension rod 13; a first air outlet hole 15 is formed in the inner part of the air duct 1 and away from a side wall of the motor 12; the end part of the first air outlet hole 15 is communicated with a ventilation pipe 16; a plurality of second air outlet holes 17 are formed in the middle of the ventilation pipe 16; the second air outlet holes 17 are distributed at equal intervals along the length of the ventilation pipe 16 and face the bottom of the air duct 1; an air inlet hole 18 is formed in the inner part of the air cylinder 1 and close to one side wall of the motor 12; the air inlet 18 is located above the motor 12, when the gas concentration in the coal mine exceeds the standard, the air drum 1 can be placed in the coal mine, the motor 12 placed in the air drum 1 is started simultaneously, the extension rod 13 can be driven to rotate along with the starting of the motor 12, the rotation of the extension rod 13 synchronously drives the fan blades 14 to rotate, wind force can be generated when the rotation of the fan blades 14 is carried out, the air pressure in the air drum 1 is reduced, pure air can enter the air drum 1 through the air inlet 18, at the moment, the air is blown to the first air outlet 15, and then is filled into the ventilation pipe 16, when the air is filled in the ventilation pipe 16, the air can be sprayed out through the second air outlet 17, at the moment, the gas in the coal mine can be diluted through continuous ventilation, and the fan blades 14 can be continuously rotated, so that the pure gas can be output in the coal mine, and the gas in the coal mine can be purified, and the gas in the coal mine can be reduced.
As shown in fig. 1 and 5, the end of the air inlet 18 is fixedly connected with an air inlet pipe 2; the air inlet pipe 2 is arranged in an S-shaped mode; the both ends of air-supply line 2 all have first filter 21, the during operation, the rotation of flabellum 14 can let the inside of air admission vent pipe 16, the inside air removal pressure of this in-process dryer 1 can reduce, pure air can get into the inside of dryer 1 through inlet opening 18 this moment, the tip intercommunication air-supply line 2 through inlet opening 18 lets pure air first pass through air-supply line 2, the inside of dryer 1 is got into afterwards, dust or impurity that carries in the air can first pass through first filter 21 this moment, great granule or impurity can first be blocked in the outside by first filter 21, simultaneously, when the tip of air through air-supply line 2 gets into the inside of dryer 1, can be filtered again by second first filter 21, thereby make the inside part dust or impurity of entering air-supply line 2 be blocked again, through above-mentioned structure, can let the inside air of entering dryer 1 more reduce dust or impurity get into the inside of dryer 1 through inlet opening 18, cause inside or impurity to pile up too much, the flabellum 14 rotation that leads to receive the gas to be unable to dilute by pure air.
As shown in fig. 3, the middle parts of the second air outlet holes 17 are all communicated with a conical cylinder 3; a plurality of brushes 31 are fixedly connected to the end part of the conical cylinder 3; the multiple brushes 31 are distributed along the circumference of the bottom of the cone-shaped cylinder 3 at equal intervals, when the air is sprayed into the coal mine from the second air outlet hole 17, the cone-shaped cylinder 3 can be arranged at the end part of the second air outlet hole 17, so that the air is sprayed out along with the outline of the cone-shaped cylinder 3, the spraying surface of the air is widened, meanwhile, the multiple brushes 31 can be driven to swing when the air passes through the end part of the cone-shaped cylinder 3, the multiple brushes 31 can brush the inner side wall of the cone-shaped cylinder 3, through the structure, on one hand, the spraying area of the air is wider, the gas in the coal mine is dissolved faster, on the other hand, the side wall of the cone-shaped cylinder 3 can be continuously brushed, and the multiple brushes 31 can reduce the occurrence of blocking of the cone-shaped cylinder 3 due to the fact that the coal mine slag is continuously brushed.
As shown in fig. 2 and 4, the inner side wall of the wind barrel 1 is provided with a guide plate 4; the middle part of the guide plate 4 is bent, and the end part of the guide plate 4 is upwarp; the end part of the guide plate 4 is provided with a plurality of through holes 41; the plurality of through holes 41 are uniformly distributed at the end part of the guide plate 4; the tip rigid coupling of deflector 4 has baffle 42, during operation, deflector 4 and through-hole 41 cooperation can form a recess, when at this moment air passes through the inside of air-supply line 2 entering dryer 1, by two first filter 21 filtration, at this moment tiny dust or impurity still can get into the inside of dryer 1 from the space of first filter 21, the air that just gets into the inside of dryer 1 at this moment can move along the orbit of deflector 4, at this moment, the dust that carries in the air also can move along the orbit of deflector 4, at this moment the dust in the air can be blocked by a plurality of through-holes 41 to stay inside deflector 4, through above-mentioned structure, can carry out further filtration to dust and impurity in the air, thereby reduce the inside of dryer 1 and pile up too much dust and impurity.
As shown in fig. 2 and 4, the top of the baffle 42 is fixedly connected with a first supporting rod 5; the end part of the first supporting rod 5 is fixedly connected with a first lantern ring 51; a second supporting rod 52 is fixedly connected to the top of the inner side of the air duct 1; a second collar 53 is fixedly connected to the end part of the second supporting rod 52; the first collar 51 and the second support rod 52 are correspondingly arranged; the middle parts of the first sleeve ring 51 and the second sleeve ring 53 are connected with the first supporting rod 5, the first sleeve ring 51 is respectively sleeved at the middle parts of the second sleeve ring 53 and the first sleeve ring 51 in operation, the second sleeve ring 53 and the first sleeve ring 51 can be connected by the pull rope 54 along with the sleeve of the pull rope 54, at this time, the first supporting rod 5 at the bottom of the first sleeve ring 51 is fixedly connected with the baffle plate 42, so that the guide plate 4 can be pulled up by the pull rope 54, and the situation that the guide plate 4 falls off due to excessive accumulation of dust or impurities in the guide plate 4 can be reduced through the structure.
As shown in fig. 5, the inner side of the air inlet pipe 2 is fixedly connected with a plurality of second filter plates 6; the leak hole of a plurality of second filter 6 is crisscross setting, during operation, and outside air passes through the inside that air-supply line 2 got into dryer 1, and impurity in the air can be by first filter 21 preliminary filtration this moment, and the inside air of entering air-supply line 2 can get through a plurality of second filter 6, and the mesh of a plurality of second filter 6 is crisscross setting this moment, so dust and impurity in the air can be filtered layer upon layer to a plurality of second filter 6, through above-mentioned structure, can make the inside air that gets into dryer 1 purer, can reduce the inside of dryer 1 and pile up too much dust and impurity on the one hand, and on the other hand can make the air that gets into the coal mine purer to make the effect of purifying better.
As shown in fig. 2, a plurality of the fan blades 14 are located near the first air outlet hole 15, and by adopting the above structure, clean air can be more quickly filled into the ventilation pipe 16, so that gas in the coal mine can be more quickly purified.
When the concentration of gas in the coal mine exceeds the standard, the air cylinder 1 can be placed in the coal mine, the motor 12 placed in the air cylinder 1 is started, the extension rod 13 is driven to rotate along with the starting of the motor 12, the rotation of the extension rod 13 synchronously drives the fan blades 14 to rotate, the rotation of the fan blades 14 generates wind power, the air pressure in the air cylinder 1 is reduced, pure air enters the air cylinder 1 through the air inlet hole 18, the air is blown into the first air outlet hole 15, and then the air is filled into the air pipe 16, when the air pipe 16 is filled with air, the air is sprayed out through the second air outlet holes 17, and then the gas in the coal mine can be diluted through continuous ventilation, the rotation of the fan blades 14 can enable the air to enter the air pipe 16, the degassing pressure in the air cylinder 1 can be reduced in the process, at this time, pure air enters the interior of the air duct 1 through the air inlet hole 18, at this time, the end part of the air inlet hole 18 is communicated with the air inlet pipe 2, so that the pure air firstly passes through the air inlet pipe 2 and then enters the interior of the air duct 1, at this time, dust or impurities carried in the air firstly pass through the first filter plate 21, larger particles or impurities are blocked outside by the first filter plate 21, meanwhile, when the air enters the interior of the air duct 1 through the end part of the air inlet pipe 2, the air is filtered again by the second first filter plate 21, so that part of the dust or impurities entering the interior of the air inlet pipe 2 is blocked again, when the air is sprayed into the interior of a coal mine from the second air outlet hole 17, the air can be sprayed out along with the contour of the cone-shaped cylinder 3 through installing the cone-shaped cylinder 3 at the end part of the second air outlet hole 17, so that the spraying surface of the air is widened, simultaneously, when air passes through the tip of toper section of thick bamboo 3, can drive a plurality of brushes 31 and swing, a plurality of brushes 31 swing can scrub the inside wall of toper section of thick bamboo 3, deflector 4 and through-hole 41 cooperation can form a recess, when this moment air gets into the inside of dryer 1 through air-supply line 2, by two first filter plates 21 filtration, at this moment tiny dust or impurity still can get into the inside of dryer 1 from the space of first filter plate 21, the air that just gets into the inside of dryer 1 can move along the orbit of deflector 4 this moment, at this moment, the dust that carries in the air also can move along the orbit of deflector 4, at this moment the dust in the air can be stopped by a plurality of through-holes 41, thereby stay in deflector 4 inside, establish the middle part at second lantern ring 53 and first lantern ring 51 with first lantern ring 51 cover respectively, at this moment, guy 54 can be connected second lantern ring 53 and first lantern ring 51, at this moment, first bracing piece 5 and baffle 42 rigid coupling of first lantern ring 51 bottom, so that deflector 54 can pull up deflector 4, outside air can get into the inside of dryer 1 along with the orbit of deflector 4, at this moment, dust in the inside that air can be crossed by first filter plate 6 of air filter plate 6, at this moment, the inside of a plurality of filter plates 6 can be crossed by first filter plate 6, at this moment, filter impurity in the inside the air filter 6, can be crossed in the inside the air filter 6.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. An underground coal mine gas purifying device comprises a wind barrel (1); the method is characterized in that: the motor (12) is fixedly connected to the inner side wall of the air duct (1); an extension rod (13) is fixedly connected with the output end of the motor (12); the middle part of the extension rod (13) is fixedly connected with a plurality of fan blades (14); the fan blades (14) are equidistantly distributed along the circumference of the extension rod (13); a first air outlet hole (15) is formed in the inner side wall, far away from the motor (12), of the air duct (1); the end part of the first air outlet hole (15) is communicated with a ventilation pipe (16); a plurality of second air outlet holes (17) are formed in the middle of the ventilation pipe (16); the second air outlet holes (17) are distributed at equal intervals along the length of the ventilation pipe (16) and face the bottom of the air duct (1); an air inlet hole (18) is formed in the inner part of the air duct (1) and close to one side wall of the motor (12); the air inlet (18) is positioned above the motor (12).
2. A downhole gas cleaning apparatus for coal mines according to claim 1, wherein: an air inlet pipe (2) is fixedly connected to the end part of the air inlet hole (18); the air inlet pipe (2) is arranged in an S shape; the two ends of the air inlet pipe (2) are fixedly connected with a first filter plate (21).
3. A downhole gas cleaning apparatus for coal mines according to claim 2, wherein: the middle parts of the second air outlet holes (17) are communicated with a conical cylinder (3); the end part of the conical cylinder (3) is fixedly connected with a plurality of brushes (31); a plurality of brushes (31) are equidistantly distributed along the circumference of the bottom of the conical barrel (3).
4. A downhole gas cleaning apparatus according to claim 3, wherein: a guide plate (4) is arranged on the inner side wall of the air duct (1); the middle part of the guide plate (4) is bent, and the end part of the guide plate (4) is upwarp; a plurality of through holes (41) are formed in the end part of the guide plate (4); the through holes (41) are uniformly distributed at the end part of the guide plate (4); the end part of the guide plate (4) is fixedly connected with a baffle plate (42).
5. The underground coal mine gas cleaning device according to claim 4, wherein: the top of the baffle (42) is fixedly connected with a first supporting rod (5); the end part of the first supporting rod (5) is fixedly connected with a first lantern ring (51); a second supporting rod (52) is fixedly connected to the top of the inner side of the air duct (1); a second lantern ring (53) is fixedly connected to the end part of the second supporting rod (52); the first lantern ring (51) and the second supporting rod (52) are correspondingly arranged; the middle parts of the first lantern ring (51) and the second lantern ring (53) are connected with a pull rope (54).
6. The underground coal mine gas purification device according to claim 5, wherein: a plurality of second filter plates (6) are fixedly connected to the inner side of the air inlet pipe (2); the leak holes of the second filter plates (6) are staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323370272.4U CN221319900U (en) | 2023-12-11 | 2023-12-11 | Underground coal mine gas purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323370272.4U CN221319900U (en) | 2023-12-11 | 2023-12-11 | Underground coal mine gas purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221319900U true CN221319900U (en) | 2024-07-12 |
Family
ID=91801228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323370272.4U Active CN221319900U (en) | 2023-12-11 | 2023-12-11 | Underground coal mine gas purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221319900U (en) |
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2023
- 2023-12-11 CN CN202323370272.4U patent/CN221319900U/en active Active
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