CN116139636B - Gas extraction device and system - Google Patents
Gas extraction device and system Download PDFInfo
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- CN116139636B CN116139636B CN202310118663.2A CN202310118663A CN116139636B CN 116139636 B CN116139636 B CN 116139636B CN 202310118663 A CN202310118663 A CN 202310118663A CN 116139636 B CN116139636 B CN 116139636B
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- gas
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- 238000000605 extraction Methods 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 192
- 238000001914 filtration Methods 0.000 claims abstract description 89
- 238000000926 separation method Methods 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 17
- 239000004575 stone Substances 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims 6
- 241001330002 Bambuseae Species 0.000 claims 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 6
- 239000011425 bamboo Substances 0.000 claims 6
- 239000010883 coal ash Substances 0.000 abstract description 18
- 239000002817 coal dust Substances 0.000 abstract description 10
- 239000007789 gas Substances 0.000 description 115
- 230000000903 blocking effect Effects 0.000 description 12
- 239000007788 liquid Substances 0.000 description 11
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 9
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 9
- 239000003245 coal Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005192 partition Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/79—Regeneration of the filtering material or filter elements inside the filter by liquid process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- B01D53/1468—Removing hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mining & Mineral Resources (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a gas extraction device and a system, which belong to the technical field of gas extraction, and are characterized in that a primary filtering structure and a self-cleaning component are arranged to filter stone particles and gravel, so that the device has longer service life compared with a filtering mode such as a filter screen, coal ash is only adhered to the surfaces of the stone particles and gravel, cleaning is easier, and the self-cleaning component is matched, after the primary filtering structure is blocked, the negative pressure of gas in the primary filtering structure is further reduced, water in a water tank is pumped into a circular cover through a water suction pipe, and then the water is sprayed above the gravel, so that the coal dust on the surfaces of the gravel and a second baffle net is washed into a separation pipe, the primary filtering structure is automatically cleaned, and the problem that the filter screen is required to be replaced frequently in the mode of filtering coal ash by adopting a common filter screen in the prior art is solved.
Description
Technical Field
The utility model relates to a gas extraction device and a gas extraction system, belongs to the field of extraction devices, and particularly belongs to a gas extraction device.
Background
Drilling holes in coal seam and gas gathering area, connecting the drilling holes to special pipeline, and pumping the gas in the coal seam and goaf to ground by using extraction equipment for utilization; or to the total return air flow. The gas extraction is an important measure for reducing the gas emission amount in the extraction process, preventing the gas from overrun and accumulation, preventing the gas explosion and coal and gas outburst accidents, and can be changed into benefit, the gas concentration and liquefaction equipment stores the gas after concentration and liquefaction as a coal associated resource for development and utilization, but more coal dust exists in the gas extracted by the current extraction mode, and the filter screen is also required to be replaced frequently by adopting a common filter screen to filter the coal dust.
For example: the specification of the gas extraction device disclosed in Chinese patent/utility model (application number: 201810776372.1) discloses that: the gas extraction device comprises an extraction pipe, a purification barrel and a drying barrel are arranged on the extraction pipe, one end of the extraction pipe, which is close to the purification barrel, is connected with one end of a connecting pipe, the other end of the connecting pipe is provided with a circumferential chute, one end of an electric telescopic rod is connected with the circumferential chute, the other end of the electric telescopic rod is connected with a fixing plate, an air hole is formed in the surface of the fixing plate, a cleaning brush is arranged on one side, away from the connecting pipe, of the fixing plate, one end, provided with the circumferential chute, of the connecting pipe is connected with an air suction cover, the air suction cover is away from one side, provided with a filter screen, of the connecting pipe, and the outer wall of one end, connected with the connecting pipe, of the extraction pipe is provided with a driver and a mounting box. The gas extraction device is simple in structure and convenient to install, has the functions of automatic dust removal, gas drying and gas concentration detection, is not limited by working conditions, and can freely move the extraction position according to the detected gas concentration, so that the gas on the working surface is ensured not to exceed the limit; the above patent can be used to demonstrate the drawbacks of the prior art.
Therefore, we improve this and propose a gas extraction device and system.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the method for filtering the coal ash by adopting the common filter screen also has the problem that the filter screen is required to be replaced frequently.
(II) technical scheme
In order to achieve the above object, the utility model provides a gas extraction device, which comprises a water tank, wherein an air inlet pipeline is arranged at the top of the water tank, one side of the air inlet pipeline is communicated with a primary filtering structure, a secondary filtering structure is arranged at the top of the primary filtering structure, a self-cleaning assembly is arranged at the top of the primary filtering structure, and a rotary compressor is arranged at one side of the secondary filtering structure.
The secondary filtering structure comprises a water storage cylinder, a discharge pipe is inserted in the top of the water storage cylinder, an outflow pipe is inserted in the bottom of the water storage cylinder, the outflow pipe extends to the inside of the water tank, a separation cover positioned at the top of the outflow pipe is arranged in the water storage cylinder, and the bottom end of the separation cover is positioned between the top end of the outflow pipe and the inner wall of the bottom end of the water storage cylinder.
The filter comprises a first-stage filtering structure, a first-stage blocking net and a second-stage blocking net, wherein the first-stage filtering structure is fixedly sleeved on a filtering barrel outside an outflow pipe, a first blocking net is fixedly arranged on the inner wall of the top end of the filtering barrel and is positioned on the outer side of the outflow pipe, a separation sleeve positioned on the outer side of the outflow pipe is fixedly arranged at the bottom of the first-stage blocking net, a third-stage blocking net positioned above the second-stage blocking net is fixedly arranged between the separation sleeve and the filtering barrel, stone grains are filled between the second-stage blocking net and the third-stage blocking net, gravel is filled at the top of the third-stage blocking net, the bottom of the separation sleeve is fixedly connected with the outflow pipe, a through hole positioned above the bottom end face of the separation sleeve and positioned inside the filtering barrel is formed in the circumferential side of the outflow pipe, a separation pipe positioned at the bottom end of the outflow pipe is fixedly arranged at the bottom of the filtering barrel, the bottom end of the separation pipe is communicated with a water tank, and the side of the separation pipe is communicated with an air inlet pipeline.
The sealing assembly comprises a sliding column which is connected to the circumference side of the bottom end of the outflow pipe in a sliding mode, a baffle is arranged at the bottom end of the sliding column in a fixed mode, and a conical block is arranged in the middle of the top end of the baffle.
The self-cleaning assembly comprises a circular cover fixedly connected to the top of the filter cylinder, a water suction pipe is arranged on the side of the circular cover in a communicating mode, the end portion of the water suction pipe extends to the bottom end inside the water tank, a bushing plate is arranged in the circular cover, a plurality of inclined blades are fixedly arranged above the bushing plate, the self-cleaning assembly further comprises a filter plate fixedly connected to the inner wall of the bottom end of the water tank, and the filter plate is located between the sealing assembly and the water suction pipe.
The rotary compressor comprises a rotary compressor body, and is characterized in that a purifying structure is arranged at the bottom of the rotary compressor body, the purifying structure comprises a top plate, a separating plate, a chassis and a rotating cylinder, the top plate comprises a dial body, an output port and an inclined groove are formed in the side of the bottom of the dial body, the output port is communicated with an air outlet of the rotary compressor body, the inclined groove is located on one side of the output port, the inner wall of the top end of the inclined groove is arranged in an inclined mode, the separating plate comprises two dial bodies which are connected to the bottom of the dial body in a rotating mode, round grooves are formed in the middle of the two dial bodies in a rotating mode, a plurality of adjusting grooves are formed in the circumferential side of the round grooves, a driving plate is arranged in the eccentric rotation mode of the bottom end of the one dial body, a circular ring is arranged in the rotation mode of the circumferential side of the driving plate, a piston is arranged in a sliding mode in the adjusting groove, a connecting rod is hinged to one side of the piston, the end of the connecting rod is hinged to the circular ring, a compressing groove is formed in a communicating mode on one side of the adjusting groove, the top of the compressing groove and the bottom of the end are arranged in an inclined mode, the chassis is connected to the bottom of the two dial bodies in a rotating mode, a guide groove is connected to the bottom of the two dial bodies in a rotating mode, a plurality of the bottom of the adjusting grooves are connected to the bottom of the corresponding guide grooves, the three guide grooves are arranged on the bottom of the water guide body, and the top of the water guide tube is connected to the top of the water guide plate, and the top of the water guide tube is arranged on the top of the top, and the top of the top is arranged correspondingly.
The rotary cylinder comprises a cylinder body which is rotationally connected to the bottom of the rotary compressor, a circular groove is formed in the top of the cylinder body, a plurality of transmission teeth are fixedly arranged on the inner wall of the circular groove, a driving wheel is arranged in the middle of the circular groove, driven wheels are arranged on the side of the driving wheel in a meshed mode, the driven wheels are meshed with the transmission teeth in a meshed mode, and the bottom end of the cylinder body is fixedly connected with the circumference side of the top end of the second dial body.
The inside of barrel is equipped with water-cooling component, water-cooling component's including the carousel, the bottom middle part of carousel is equipped with the connecting axle, barrel and a dial body top fixed connection are passed to the bottom of connecting axle, vertical groove has been seted up to the avris of carousel, the inside in vertical groove is equipped with No. two compression springs and closing plate, no. two compression springs are located between closing plate and the vertical groove, the closing plate extends to the outside of carousel.
The circumference side of the bottom end of the rotating cylinder is provided with a cooling assembly, the cooling assembly comprises a water return pipe and a water suction pipe which are arranged at the top of the water tank in an inserted mode, and the water return pipe and the water suction pipe are respectively communicated with the front side and the rear side of the sealing plate.
A gas extraction system comprises a water tank, an air inlet pipeline, a secondary filtering structure, a primary filtering structure, a rotary compressor, a purifying structure and a self-cleaning component;
the water tank is used for providing water for the whole equipment and collecting sewage;
the air inlet pipeline is used for conveying the gas of the underground pipeline into the primary filtering structure;
the first-stage filtering structure is used for carrying out first-time filtering on coal ash and hydrogen sulfide in the gas and conveying the gas to the second-stage filtering structure;
the secondary filtering structure utilizes water to carry out secondary filtering on coal ash and hydrogen sulfide in the gas, and conveys the gas to the rotary compressor;
the rotary compressor is used for extracting the gas in the secondary filtering structure, compressing the gas, condensing moisture in the compressed gas, dissolving hydrogen sulfide in the gas into water, and conveying the gas and the water into the purifying structure;
the purifying structure separates the gas from the water, outputs the gas and the water respectively, and conveys the water to the secondary filtering structure to replace the water in the secondary filtering structure;
the self-cleaning assembly is used for flushing the inside of the primary filtering structure by utilizing negative pressure generated by the rotary compressor to pump water from the inside of the water tank when the inside of the primary filtering structure is blocked.
(III) beneficial effects
The gas extraction device and the system provided by the utility model have the beneficial effects that:
1. through the first-stage filtering structure and the self-cleaning component, stone particles and gravel are utilized for filtering, compared with filtering modes such as a filter screen, the service life is longer, coal ash is only adhered to the surfaces of the stone particles and gravel, cleaning is easier, the self-cleaning component is matched, after the first-stage filtering structure is blocked, the negative pressure of gas in the second-stage filtering structure is extracted, the water in the water tank is further reduced, the water is pumped into the circular cover through the water suction pipe, then the water is sprayed above the gravel, coal dust on the surfaces of the gravel and a second baffle net is washed into the separation pipe, the automatic cleaning of the first-stage filtering structure is realized, and the problem that the filter screen is required to be replaced frequently in the prior art by adopting a common mode of filtering the coal ash by the filter screen is solved;
2. through the two-stage filtering structure, after the gas passes through the water in the water storage cylinder, coal dust in the gas is adsorbed by the water, when the water in the water storage cylinder is excessive, the water level exceeds the top of the outflow pipe and flows into the water tank from the outflow pipe, so that the automatic replacement of the water in the outflow pipe is realized;
3. through the cooperation of the rotary compressor and the purification structure, after the gas is compressed by the rotary compressor, water in the gas is condensed, water and gas are separated, hydrogen sulfide in the gas is absorbed by the water under pressure, then gas and water are respectively output through the rotary compressor, and the water is conveyed into the secondary filtering structure to replace the water in the secondary filtering structure;
4. through the rotating cylinder, the compressed gas in the rotary compressor and the separating disc is cooled by extracting the water in the water tank, so that the gas is prevented from being too high in temperature when being compressed, and meanwhile, the gas generates low temperature when the pressure in the separating disc is reduced, so that the water is not easy to gasify and mix with the gas;
5. by the aid of the separation disc, the pressure of compressed gas in the compression groove is released slowly, the compressed gas is cooled for a sufficient time, and the water is prevented from being gasified due to sudden reduction of the pressure of the gas;
6. through the cooperation of the water tank and the air inlet pipeline that set up, realized that the air inlet pipeline alternates in the bottom of water tank, when air inlet pipeline or the clearance emergence gas leakage's the condition appears in the bottom trunk line and ground, the water tank can push down and prevent that gas from spilling, has avoided gas to spill in the air.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of a gas extraction apparatus according to the present utility model;
FIG. 2 is a schematic diagram of a part of a purifying structure in the gas extraction device according to the present utility model;
FIG. 3 is a schematic top view of a rotary drum of the gas extraction device according to the present utility model;
fig. 4 is a schematic top view of a cylinder in the gas extraction device according to the present utility model;
fig. 5 is a schematic structural diagram of a top plate in the gas extraction device provided by the utility model;
FIG. 6 is a schematic view showing a bottom view of a separation plate in the gas extraction device according to the present utility model;
fig. 7 is a schematic top view of a chassis in the gas extraction device according to the present utility model;
FIG. 8 is a schematic diagram of a front cross-sectional structure of a water tank in a gas extraction device according to the present utility model;
FIG. 9 is a schematic cross-sectional view of a secondary filtering structure in a gas extraction device according to the present utility model;
FIG. 10 is a schematic cross-sectional view of a first stage filter structure of the gas extraction device according to the present utility model;
FIG. 11 is a schematic top view of a self-cleaning assembly of the gas extraction apparatus according to the present utility model;
FIG. 12 is a schematic view of a seal assembly in a gas extraction apparatus according to the present utility model;
FIG. 13 is a schematic view of the internal structure of the housing of the gas extraction device according to the present utility model;
fig. 14 is a schematic structural view of an extrusion plate in the gas extraction device provided by the utility model;
fig. 15 is a schematic structural diagram of an installation column in the gas extraction device provided by the utility model.
1. A water tank; 2. an air intake duct; 21. an input tube; 22. an S-shaped air inlet pipe; 3. a secondary filtering structure; 31. a water storage cylinder; 32. a discharge pipe; 33. a partition cover; 34. an outflow tube; 35. a seal assembly; 351. a spool; 352. a baffle; 353. a conical block; 4. a primary filtering structure; 41. a filter cartridge; 42. a first blocking net; 43. a separation sleeve; 44. a second blocking net; 45. a third blocking net; 46. stone particles; 47. gravel; 48. a partition pipe; 5. a rotary compressor; 51. a housing; 52. a connecting disc; 53. a mounting column; 54. a mounting hole; 55. an extrusion plate; 56. a spring groove; 57. a first compression spring; 58. a compensation block; 59. an air outlet hole; 6. a purifying structure; 61. a water cooling assembly; 611. a turntable; 612. a vertical groove; 613. a compression spring II; 614. a sealing plate; 62. a top plate; 621. a number plate body; 622. an output port; 623. an inclined groove; 63. a separation disc; 631. a second dial body; 632. a circular groove; 633. an adjustment tank; 634. a drive plate; 635. a connecting rod; 636. a piston; 637. a compression tank; 638. a vent; 64. a chassis; 641. a third plate body; 642. a diversion trench; 643. a liquid outlet pipe; 65. a rotating cylinder; 651. a cylinder; 652. a circular groove; 653. a driving wheel; 654. driven wheel; 7. an output pipe; 8. a cooling assembly; 81. a water return pipe; 82. a heat conduction rod; 83. a water pumping pipe; 9. a mounting frame; 10. a self-cleaning assembly; 101. a circular cover; 102. a water suction pipe; 103. a bushing; 104. a blade; 105. a filter plate.
Detailed Description
The following detailed description of specific embodiments of the utility model is provided in connection with the accompanying drawings and examples. The following examples are only illustrative of the present utility model and are not intended to limit the scope of the utility model.
Example 1:
as shown in fig. 1 and 8, the present embodiment proposes a gas extraction device, including a water tank 1, the top of the water tank 1 is provided with an air inlet pipe 2, the air inlet pipe 2 includes an input pipe 21 penetrating through the water tank 1, the top of the input pipe 21 is communicated with an S-shaped air inlet pipe 22, the end of the S-shaped air inlet pipe 22 is communicated with a separation pipe 48, one side of the air inlet pipe 2 is communicated with a first-stage filtering structure 4, the top of the first-stage filtering structure 4 is provided with a second-stage filtering structure 3, the top of the first-stage filtering structure 4 is provided with a self-cleaning component 10, one side of the second-stage filtering structure 3 is provided with a rotary compressor 5, the bottom of the rotary compressor 5 is provided with a purifying structure 6, gas enters into the first-stage filtering structure 4 through the air inlet pipe 2, and most of soot doped in the gas is removed through the first-stage filtering of the first-stage filtering structure 4, the secondary filtering is carried out in the secondary filtering structure 3 again, residual coal ash in the gas is adsorbed by utilizing water in the secondary filtering structure 3, thereby realize that the primary filtering structure 4 filters most coal ash, only little part coal ash enters into the secondary filtering structure 3, therefore, water in the secondary filtering structure 3 is not required to be frequently replaced, the blockage can appear when more coal ash in the primary filtering structure 4, the gas can not pass through the inside of the secondary filtering structure 3, the internal air pressure of the secondary filtering structure 3 is continuously reduced, the water in the water tank 1 is extracted into the self-cleaning assembly 10, the self-cleaning assembly 10 washes the water inside the primary filtering structure 4 to realize the self-cleaning of the primary filtering structure 4, the mounting frame 9 is fixedly arranged on two sides of the rotary compressor 5, and the bottom end of the mounting frame 9 is fixedly connected with the top of the water tank 1.
Example 2:
the scheme of example 1 is further described in conjunction with the specific operation described below:
as shown in fig. 8 and 9, in addition to the above embodiment, the secondary filter structure 3 further includes a water storage tube 31, a discharge tube 32 is inserted into the top of the water storage tube 31, an outflow tube 34 is inserted into the bottom of the water storage tube 31, the outflow tube 34 extends into the water tank 1, a separation cover 33 is disposed in the water storage tube 31 and positioned at the top of the outflow tube 34, a negative pressure is formed in the water storage tube 31 by the rotary compressor 5 between the top end of the outflow tube 34 and the inner wall of the bottom end of the water storage tube 31 through the discharge tube 32, gas in the outflow tube 34 passes through water from the inside of the separation cover 33, reaches the upper side of the water storage tube 31, is then extracted from the discharge tube 32 into the rotary compressor 5, and in the process of passing water, pulverized coal water in the gas is adsorbed by water and a part of hydrogen sulfide gas is absorbed by water.
As shown in fig. 8, 9 and 10, as a preferred embodiment, further, based on the above manner, the primary filtering structure 4 includes a filter cartridge 41 fixedly sleeved outside the outflow pipe 34, a first baffle net 42 provided outside the outflow pipe 34 is fixedly provided on an inner wall at a top end of the filter cartridge 41, a separation sleeve 43 provided outside the outflow pipe 34 is fixedly provided at a bottom of the first baffle net 42, a second baffle net 44 and a third baffle net 45 provided above the second baffle net 44 are fixedly provided between the separation sleeve 43 and the filter cartridge 41, stone particles 46 are filled between the second baffle net 44 and the third baffle net 45, gravel 47 is filled at a top of the third baffle net 45, a through hole provided above a bottom end surface of the separation sleeve 43 and inside the filter cartridge 41 is fixedly connected with the outflow pipe 34, a separation pipe 48 provided at a bottom end of the filter cartridge 41 and outside the outflow pipe 34 is fixedly provided, a bottom end of the separation pipe 48 is communicated with the water tank 1, a side of the separation pipe 48 is communicated with the air inlet pipe 2, and then the gas enters the separation pipe 48 and passes through the second baffle net 44, and then passes through the stone particles 47 and the small filter particles 47 pass through the first baffle net 46 and the small filter particles 47, and then pass through the small filter particles 47 and pass through the gravel particles 47 and pass through the small filter net 43 and pass through the filter particles 47.
As shown in fig. 12, as a preferred embodiment, further, the bottom end of the outflow pipe 34 is provided with the sealing assembly 35, the sealing assembly 35 comprises a sliding column 351 slidably connected to the circumferential side of the bottom end of the outflow pipe 34, a baffle 352 is fixedly arranged at the bottom end of the sliding column 351, when the inside of the primary filtering structure 4 is blocked by coal dust, the suction force at the bottom end of the outflow pipe 34 is increased, so that the baffle 352 is adsorbed at the bottom end of the outflow pipe 34 to block the outflow pipe 34, a conical block 353 is arranged at the middle part of the top end of the baffle 352, the conical block 353 can guide the liquid discharged from the outflow pipe 34 to disperse around, so that the impact on the liquid in the water tank 1 is reduced, and the liquid coal dust in the water tank 1 is convenient to precipitate.
As shown in fig. 9, 10 and 11, as a preferred embodiment, further, the self-cleaning assembly 10 includes a circular cover 101 fixedly connected to the top of the filter cartridge 41, a water suction pipe 102 is connected to the side of the circular cover 101, the end of the water suction pipe 102 extends to the bottom end of the inside of the water tank 1, a bushing 103 is arranged in the circular cover 101, a plurality of inclined blades 104 are fixedly arranged above the bushing 103, when the primary filtering structure 4 is blocked, the bottom of the outflow pipe 34 is sealed by the sealing assembly 35, water in the water tank 1 is pumped into the circular cover 101 by the negative pressure in the outflow pipe 34, when water enters the circular cover 101, the blades 104 are impacted to enable the blades 104 and the bushing 103 to rotate, the water passes through the bushing 103 and the top of the filter cartridge 41 and then is sprayed on the gravel 47, the coal ash in the gaps between the filter cartridge 41 and the stone grains 46 is washed, the water carries the coal ash into the water tank 1 from the inside of the partition pipe 48, a filter plate 105 fixedly connected to the bottom end inner wall of the water tank 1 is located between the sealing assembly 35 and the water suction pipe 102, and the filter plate 105 is used for intercepting the coal ash in the filter plate 105 at one side of the filter plate 105.
As shown in fig. 2, 4, 5, 6 and 7, as a preferred embodiment, further, the purifying structure 6 includes a top plate 62, a separation plate 63, a bottom plate 64 and a rotary drum 65, the top plate 62 includes a plate body 621, an outlet 622 and an inclined groove 623 are formed at the side of the bottom of the plate body 621, the outlet 622 is communicated with the air outlet of the rotary compressor 5, the inclined groove 623 is located at one side of the outlet 622, the inner wall of the top end of the inclined groove 623 is inclined, the height of the inner wall of the top end of the inclined groove 623 near the outlet 622 is lower than that of the side far from the outlet 622, an output pipe 7 is formed at one end of the inclined groove 623 near the outlet 622, the separation plate 63 includes a two plate body 631 rotatably connected to the bottom of the plate body 621, a circular groove 632 is formed in the middle of the two plate body 631, a plurality of regulating grooves 633 are formed at the circumference of the circular groove 632, the bottom end of the first dial 621 is eccentrically rotated to form a driving disc 634, the circumference side of the driving disc 634 is rotated to form a circular ring, a piston 636 is slidably arranged in the regulating groove 633, a connecting rod 635 is hinged to one side of the piston 636 close to the circular groove 632, the end of the connecting rod 635 is hinged to the circular ring, one side of the regulating groove 633 away from the circular groove 632 is communicated with a compression groove 637, the top and bottom of the compression groove 637 are respectively provided with an air vent 638, the rotating cylinder 65 rotates the second dial 631, the air vents 638 are aligned with the output ports 622 during the rotation of the second dial 631, compressed air in the rotary compressor 5 enters the compression groove 637 through the output ports 622, the chassis 64 comprises a three dial 641 rotatably connected to the bottom of the second dial 631, the top end of the three dial 641 is connected with the driving disc 634, the top of the three dial 641 is provided with a guide groove 642, one end of the guide groove 642 close to the output ports 622 is corresponding to the inclined groove 623, the bottom of the three-plate body 641 is inserted with a liquid outlet pipe 643 communicated with a flow guide groove 642, the end of the liquid outlet pipe 643 is communicated with the water storage drum 31, when the three-plate body 641 rotates, the piston 636 moves towards the round groove 632 in the adjusting groove 633, gas in the compression groove 637 slowly releases pressure, then the compression groove 637 passes through the bottom of the inclined groove 623, gas in the compression groove 637 enters the inclined groove 623, the top of the inclined groove 623 is obliquely provided with a speed capable of reducing the discharge speed of the gas in the inclined groove 623, the gas can be reduced in internal expansion of the inclined groove 623, the gas temperature is reduced, moisture in the gas condenses on the inner wall of the inclined groove 623, water flows into one side of the inclined groove 623 close to the output port 622 along the top of the inclined groove 623, water flows into the compression groove 637 when the compression groove 637 passes through, the two-plate body 631 continues to rotate, when the position of the compression groove 637 is coincident with the position of the flow guide groove 642, the water in the inside of the compression groove 637 flows into the flow guide groove 642 through the bottom 638, and then the liquid outlet pipe 643 enters the water storage drum 623, and the water in the inside of the inclined groove 623 can be discharged from the inclined groove 623, the water can be further discharged from the inside the inclined groove 623, and the water storage drum is further aligned with the air inlet hole 638.
As shown in fig. 4, as a preferred embodiment, based on the above-mentioned mode, the rotary cylinder 65 further includes a cylinder body 651 rotatably connected to the bottom of the rotary compressor 5, a circular groove 652 is provided at the top of the cylinder body 651, a plurality of transmission teeth are fixedly provided on the inner wall of the circular groove 652, a driving wheel 653 is provided in the middle of the circular groove 652, a driven wheel 654 is engaged on the side of the driving wheel 653, the driven wheel 654 is engaged with the transmission teeth, and the bottom end of the cylinder body 651 is fixedly connected to the circumferential side of the top end of the second plate 631.
As shown in fig. 3, as a preferred embodiment, further, on the basis of the above manner, the water cooling assembly 61 is provided in the cylinder 651, the water cooling assembly 61 includes a turntable 611, a connecting shaft is provided in the middle of the bottom end of the turntable 611, the bottom end of the connecting shaft passes through the cylinder 651 and is fixedly connected with the top end of a dial 621, a vertical groove 612 is provided at the side of the turntable 611, a second compression spring 613 and a sealing plate 614 are provided in the inside of the vertical groove 612, the second compression spring 613 is located between the sealing plate 614 and the vertical groove 612, the sealing plate 614 extends to the outside of the turntable 611, the water cooling assembly 61 and the cylinder 651 cooperate to form a water pump, the turntable 611 cooperates when the cylinder 651 rotates, and the water pumping function is realized by changing the size of two spaces inside the cylinder 651 divided by the water cooling assembly 61.
As shown in fig. 1 and 8, as a preferred embodiment, further, on the basis of the above mode, the circumference side of the bottom end of the rotary drum 65 is provided with a cooling assembly 8, the cooling assembly 8 comprises a water return pipe 81 and a water suction pipe 83 which are inserted and arranged at the top of the water tank 1, the water return pipe 81 and the water suction pipe 83 are respectively communicated with the front side and the rear side of the sealing plate 614, when the cylinder 651 rotates, the rotary table 611 is matched, the water in the water tank 1 is pumped through the water suction pipe 83 by changing the size of two spaces in the cylinder 651, and then the water is returned to the water tank 1 through the water return pipe 81, so that the separation disc 63 and the high-temperature gas in the rotary compressor 5 are cooled, the cooling assembly 8 further comprises a plurality of heat conducting rods 82 which are inserted and arranged at the circumference side of the bottom end of the cylinder 651, and the bottom end of the heat conducting rods 82 extend to the bottom end in the water tank 1.
As shown in fig. 1, fig. 13, fig. 14 and fig. 15, as a preferred embodiment, further, on the basis of the above-mentioned mode, the rotary compressor 5 includes a housing 51 rotationally connected to the top of the cylinder 651, a middle part of the bottom end of the housing 51 is fixedly connected to the turntable 611 through a connecting rod, a circumferential side of the bottom end of the housing 51 is rotationally connected to the cylinder 651, a mounting post 53 is provided in the cylinder 651, the top and bottom of the mounting post 53 are both provided with a connecting disc 52 rotationally connected to the housing 51, N mounting holes 54 are provided in the circumferential side of the mounting post 53, two squeeze plates 55 are provided in the mounting holes 54, a plurality of spring grooves 56 are provided in opposite sides of the two squeeze plates 55, a same compression spring 57 is provided in the two corresponding spring grooves 56, an air outlet 59 is provided in the bottom of the housing 51 at a closest point side between the connecting disc 52 and the housing 51, an edge side of the housing 51 is communicated with the discharge pipe 32, the drive plates 55 are rotated when the housing 52 rotates, an eccentric space between the connecting disc 52 and the housing 51 is reduced to cause air compression in the space, the air in the space is gradually compressed, the air outlet plates 55 are gradually compressed, and the air outlet blocks are gradually pass through the air outlet 59 and the air outlet 59 are provided at the end of the bottom of the housing 51 and the housing 51, and the air outlet 59 is gradually passes through the end of the connecting disc 52 and the end of the housing 52, and the air outlet 53 is gradually connected to the end of the housing 52, and the air outlet 52 is gradually arranged at the end of the air outlet plate 52, and the air outlet 51 is continuously arranged.
Example 3:
the schemes of examples 1 and 2 are further described below in conjunction with specific modes of operation, as described below:
the gas extraction system comprises a water tank 1, an air inlet pipeline 2, a secondary filtering structure 3, a primary filtering structure 4, a rotary compressor 5, a purifying structure 6 and a self-cleaning assembly 10;
the water tank 1 is used for supplying water for the whole equipment and collecting sewage;
the air inlet pipeline 2 is used for conveying the gas of the underground pipeline into the primary filtering structure 4;
the primary filtering structure 4 is used for filtering coal ash and hydrogen sulfide in the gas for the first time and conveying the gas to the secondary filtering structure 3;
the secondary filtering structure 3 utilizes water to carry out secondary filtering on coal ash and hydrogen sulfide in the gas, and conveys the gas to the rotary compressor 5;
the rotary compressor 5 is used for extracting the gas in the secondary filtering structure 3, compressing the gas, condensing moisture in the compressed gas, dissolving hydrogen sulfide in the gas into water, and conveying the gas and the water into the purifying structure 6;
the purifying structure 6 separates the gas from the water, outputs the gas and the water respectively, and conveys the water to the secondary filtering structure 3 to replace the water in the secondary filtering structure 3;
the self-cleaning assembly 10 is used for flushing the inside of the primary filter structure 4 by using the negative pressure generated by the rotary compressor 5 to pump water from the inside of the water tank 1 when the inside of the primary filter structure 4 is blocked.
Specifically, this gas drainage device and system when during operation/during use: the rotary compressor 5 generates negative pressure in the water storage barrel 31, gas is pumped into the first-stage filtering structure 4 from the air inlet pipeline 2 and then enters the second-stage filtering structure 3, the gas enters the filter barrel 41 and then passes through the second baffle net 44, then passes through gaps of stone particles 46, the stone particles 46 block a part of large-particle coal dust, the gas passes through the third baffle net 45 and then passes through gravel 47, the gravel 47 filters out small-particle coal dust, then the gas passes through the first baffle net 42 and enters between the separation sleeve 43 and the outflow pipe 34, then enters the outflow pipe 34 through the through hole, the negative pressure in the water storage barrel 31 enables the gas in the outflow pipe 34 to pass through water from the inside of the separation cover 33 and then reach the upper side of the water storage barrel 31 and then be pumped into the rotary compressor 5 from the discharge pipe 32, the coal dust in the gas is absorbed by water and a part of hydrogen sulfide gas is absorbed by water in the process of the gas, the filtered gas enters the rotary compressor 5, the rotary compressor 5 condenses the water in the gas after the gas is compressed into liquid water, the gas and the liquid water enter the compression groove 637 through the gas outlet hole 59 and the output port 622, the cylinder 651 drives the two-number plate body 631 to rotate, the piston 636 slides in the adjusting groove 633 during rotation to release the pressure of the compressed gas, then the gas is discharged through the inclined groove 623 and the output pipe 7, the liquid is discharged into the water storage barrel 31 through the guide groove 642 and the liquid outlet pipe 643, when the water level in the water storage barrel 31 is higher, the water flows into the water tank 1 through the outflow pipe 34 to realize automatic water changing in the water storage barrel 31, when the primary filtering structure 4 is blocked, the sealing component 35 seals the bottom of the outflow pipe 34, the negative pressure in the outflow pipe 34 pumps the water in the water tank 1 into the circular cover 101, when water enters the circular cover 101, the blades 104 are impacted to enable the blades 104 and the bushing 103 to rotate, the water passes through the bushing 103 and the top of the filter cartridge 41 and then is sprayed on the gravel 47, the coal ash in the gaps between the filter cartridge 41 and the stone grains 46 is washed, and the water carries the coal ash from the inside of the partition pipe 48 into the water tank 1.
The above embodiments are only for illustrating the present utility model, and are not limiting of the present utility model. While the utility model has been described in detail with reference to the embodiments, those skilled in the art will appreciate that various combinations, modifications, and substitutions can be made thereto without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (7)
1. The utility model provides a gas drainage device, its characterized in that, including water tank (1), the top of water tank (1) is equipped with admission line (2), one side intercommunication of admission line (2) has one-level filtration (4), the top of one-level filtration (4) is equipped with secondary filtration (3), the top of one-level filtration (4) is equipped with self-cleaning subassembly (10), one side of secondary filtration (3) is equipped with rotary compressor (5), secondary filtration (3) include water storage section of thick bamboo (31), the top of water storage section of thick bamboo (31) is interluded and is equipped with discharge pipe (32), the bottom of water storage section of thick bamboo (31) is interluded and is equipped with outlet pipe (34), outlet pipe (34) extend to the inside of water tank (1), the inside of water storage section of thick bamboo (31) is equipped with and is located separation cover (33) at outlet pipe (34) top, the bottom of separation cover (33) is located between the top of outlet pipe (34) and the inner wall of water storage section of thick bamboo (31), the bottom of rotary compressor (5) is equipped with purifying structure (6), top structure (62), separation disc (64) and a rotary disc (65) are included, the utility model discloses a rotary compressor, including a rotary compressor (5) and a plurality of air inlet, a rotary compressor (5) including a rotary compressor, an output port (622) and inclined groove (623) are seted up to the avris of a rotary compressor (621) bottom, output port (622) are linked together with rotary compressor (5), inclined groove (623) are located one side of output port (622), inclined groove (623) top inner wall is the slope setting, separation disc (63) are including rotating two rotary compressor (631) in a rotary compressor (621) bottom, circular groove (632) have been seted up at the middle part of two rotary compressor (621), a plurality of regulating grooves (633) have been seted up to the circumference side of circular groove (632), the bottom eccentric rotation of one rotary compressor (621) is equipped with driving disc (634), the circumference side rotation of driving disc (634) is equipped with the ring, the inside slip of regulating groove (633) is equipped with piston (636), one side articulated being close to circular groove (632) is equipped with connecting rod (635), the tip and the ring articulated, one side intercommunication that regulating groove (633) kept away from circular groove (632) is equipped with circular groove (632) bottom (641), compression groove (637) and top (641) are all connected with rotary compressor (641) bottom (641) top, top (641) are connected with top (641), the top of three number plate body (641) has seted up guiding gutter (642), the one end that is close to delivery outlet (622) with inclined groove (623) that is located of guiding gutter (642) is corresponding, the bottom of three number plate body (641) alternates and is equipped with drain pipe (643) that are linked together with guiding gutter (642), the tip and the water storage section of thick bamboo (31) of drain pipe (643) are linked together.
2. The gas extraction device according to claim 1, wherein the primary filtering structure (4) comprises a filter cylinder (41) fixedly sleeved outside the outflow pipe (34), a first baffle net (42) arranged outside the outflow pipe (34) is fixedly arranged on the inner wall of the top end of the filter cylinder (41), a separation sleeve (43) positioned outside the outflow pipe (34) is fixedly arranged at the bottom of the first baffle net (42), a second baffle net (44) and a third baffle net (45) positioned above the second baffle net (44) are fixedly arranged between the separation sleeve (43) and the filter cylinder (41), stone particles (46) are filled between the second baffle net (44) and the third baffle net (45), gravel (47) are filled at the top of the third baffle net (45), the bottom of the separation sleeve (43) is fixedly connected with the outflow pipe (34), through holes positioned above the bottom end face of the separation sleeve (43) and positioned inside the filter cylinder (41) are formed in the circumferential side of the separation sleeve (34), the bottom end face of the separation sleeve (41) is fixedly provided with a pipeline (48), and the bottom end of the separation sleeve (48) is fixedly positioned at the bottom end of the third baffle net (45) is communicated with the water inlet pipe (48), and the bottom end of the water tank (48) is communicated with the water inlet pipe (2).
3. The gas extraction device according to claim 2, wherein the bottom end of the outflow pipe (34) is provided with a sealing assembly (35), the sealing assembly (35) comprises a sliding column (351) which is connected to the circumference side of the bottom end of the outflow pipe (34) in a sliding manner, a baffle (352) is arranged at the bottom end of the sliding column (351) in a fixed manner, and a conical block (353) is arranged in the middle of the top end of the baffle (352).
4. A gas extraction device according to claim 3, characterized in that the self-cleaning assembly (10) comprises a circular cover (101) fixedly connected to the top of the filter cartridge (41), a water suction pipe (102) is arranged on the side of the circular cover (101) in a communicated mode, the end portion of the water suction pipe (102) extends to the bottom end inside the water tank (1), a bushing (103) is arranged inside the circular cover (101), a plurality of blades (104) obliquely arranged are fixedly arranged above the bushing (103), the self-cleaning assembly (10) further comprises a filter plate (105) fixedly connected to the inner wall of the bottom end of the water tank (1), and the filter plate (105) is located between the sealing assembly (35) and the water suction pipe (102).
5. The gas extraction device according to claim 4, wherein the rotary cylinder (65) comprises a cylinder body (651) connected to the bottom of the rotary compressor (5), a circular groove (652) is formed in the top of the cylinder body (651), a plurality of transmission teeth are fixedly arranged on the inner wall of the circular groove (652), a driving wheel (653) is arranged in the middle of the circular groove (652), a driven wheel (654) is arranged on the side of the driving wheel (653) in a meshed mode, the driven wheel (654) is meshed with the transmission teeth in a direction, and the bottom end of the cylinder body (651) is fixedly connected with the circumference side of the top end of the two-size disc body (631).
6. The gas extraction device according to claim 5, wherein a water cooling assembly (61) is arranged in the cylinder body (651), the water cooling assembly (61) comprises a rotary table (611), a connecting shaft is arranged in the middle of the bottom end of the rotary table (611), the bottom end of the connecting shaft penetrates through the cylinder body (651) and is fixedly connected with the top end of a number plate body (621), a vertical groove (612) is formed in the side of the rotary table (611), a second compression spring (613) and a sealing plate (614) are arranged in the vertical groove (612), the second compression spring (613) is located between the sealing plate (614) and the vertical groove (612), and the sealing plate (614) extends to the outside of the rotary table (611).
7. The gas extraction device according to claim 6, wherein a cooling assembly (8) is arranged on the circumferential side of the bottom end of the rotary cylinder (65), the cooling assembly (8) comprises a water return pipe (81) and a water suction pipe (83) which are inserted into the top of the water tank (1), and the water return pipe (81) and the water suction pipe (83) are respectively communicated with the front side and the rear side of the sealing plate (614).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310118663.2A CN116139636B (en) | 2023-02-15 | 2023-02-15 | Gas extraction device and system |
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| CN202310118663.2A CN116139636B (en) | 2023-02-15 | 2023-02-15 | Gas extraction device and system |
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| CN116139636B true CN116139636B (en) | 2023-09-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20140021125A1 (en) * | 2012-07-18 | 2014-01-23 | Dan Lin | Self-cleaning suction filter |
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| JP2006075688A (en) * | 2004-09-08 | 2006-03-23 | Anlet Co Ltd | Mist/dust collection apparatus |
| KR20070012601A (en) * | 2005-11-30 | 2007-01-26 | 한국에어로(주) | A clean air compressor utilizing water |
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