CN116220624A - Coalbed methane collection equipment and collection method - Google Patents
Coalbed methane collection equipment and collection method Download PDFInfo
- Publication number
- CN116220624A CN116220624A CN202310317380.0A CN202310317380A CN116220624A CN 116220624 A CN116220624 A CN 116220624A CN 202310317380 A CN202310317380 A CN 202310317380A CN 116220624 A CN116220624 A CN 116220624A
- Authority
- CN
- China
- Prior art keywords
- plate
- fixedly arranged
- box body
- motor
- filter screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 80
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims description 45
- 238000004140 cleaning Methods 0.000 claims description 32
- 239000003245 coal Substances 0.000 claims description 27
- 238000007790 scraping Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 16
- 238000001914 filtration Methods 0.000 claims description 15
- 238000001802 infusion Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 4
- 239000007789 gas Substances 0.000 description 30
- 239000012535 impurity Substances 0.000 description 15
- 239000002245 particle Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/006—Production of coal-bed methane
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/08—Methods or apparatus for cleaning boreholes or wells cleaning in situ of down-hole filters, screens, e.g. casing perforations, or gravel packs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical & Material Sciences (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The utility model relates to the technical field of coalbed methane collection, and particularly discloses coalbed methane collection equipment and a collection method, wherein the coalbed methane collection equipment comprises a mounting plate, side plates are fixedly arranged on two sides of the mounting plate, a driving mechanism is fixedly arranged on the top of the mounting plate, a transmission mechanism is arranged on two sides of the bottom of the mounting plate, and a collection mechanism is fixedly arranged between the inner sides of the transmission mechanism.
Description
Technical Field
The utility model relates to the technical field of coalbed methane collection, in particular to coalbed methane collection equipment and a coalbed methane collection method.
Background
The coalbed methane is hydrocarbon gas which is stored in a coalbed and takes methane as a main component, takes the surface of coal matrix particles as a main component, is partially dissociated in coal pores or is dissolved in the coalbed water, is a concomitant mineral resource of coal, belongs to unconventional natural gas, is clean and high-quality energy and chemical raw materials, can be used as civil fuel, industrial fuel, power generation fuel, automobile fuel and important chemical raw materials, and has very wide application range. The existing underground coal bed gas drainage and extraction device has the defects that the underground pump is not fully filtered on solid particles such as coal dust, coal dust and propping agent, pump blockage is easy to occur, the liquid carrying and exhausting capacity is low, the manual extraction is adopted, the labor intensity is increased, time and labor are wasted, the efficiency is low, and the use requirements of people cannot be well met, so that the underground coal bed gas drainage and extraction device capable of filtering impurities and particles and high in efficiency is provided for solving the problem of coal bed gas according to the existing situation;
the utility model provides a coalbed methane underground drainage device for patent number is "CN202123038875.5", it includes filter screen seat, collector tube, gas-liquid separator, actuating chamber and drive assembly, the collector tube is located the actuating chamber lower extreme, the collector tube lower extreme is located to the filter screen seat, the filter screen seat upper end is linked together with the collector tube lower extreme, drive assembly locates the actuating intracavity, gas-liquid separator locates on the actuating intracavity diapire, gas-liquid separator is located the drive assembly below, drive assembly includes rotating electrical machines, lifting slide, rotary disk and expansion spring. The utility model relates to the technical field of coalbed methane collection equipment, in particular to a high-efficiency underground coalbed methane drainage device capable of filtering impurities and particulate matters;
according to the technical scheme, the filter screen seat is adopted to filter the coalbed methane, although the filtering effect can be achieved, certain impurities and particles are contained in the coalbed methane during normal use, the larger particles can be entrained in the coalbed methane sometimes, the impurities and the particles can be removed by the filter screen seat for filtering when being mined, the whole of the impurities and the particles can be left on the outer surface of the filter screen seat, the efficiency of the equipment for adsorbing the coalbed methane mixture can be reduced as the impurities on the outer surface of the filter screen seat are increased, the equipment is required to be cleaned, the whole coalbed methane collection efficiency of the equipment is reduced, the equipment is inconvenient to take out from the mine during deep collection, and the filter screen seat is further cleaned more frequently, so that the problems that the filter screen seat is inconvenient to clean and the filter screen seat is very easy to be blocked are really solved during use in the prior art, the mining efficiency of the coalbed methane can be seriously affected, and the mining efficiency of the coalbed methane is reduced, and the improvement is required.
Therefore, we propose a coalbed methane collection device and a collection method for solving the above problems.
Disclosure of Invention
The utility model aims to provide coal bed gas collection equipment and a collection method, which are used for solving the problems that in the prior art, equipment is inconvenient to clean a filter screen seat and the filter screen seat is easy to be blocked.
In order to achieve the above object, in a first aspect, the present utility model provides a coalbed methane collection device, which comprises a mounting plate, wherein two sides of the mounting plate are fixedly provided with side plates, the top of the mounting plate is fixedly provided with a driving mechanism, two sides of the bottom of the mounting plate are provided with transmission mechanisms, a collection mechanism is fixedly arranged between the inner sides of the transmission mechanisms, and the bottom of the collection mechanism is provided with a filtering mechanism;
the driving mechanism comprises a support and a driven gear, the support is fixedly arranged at the top of the mounting plate, a first motor is fixedly arranged in the middle of the top of the support, a driving gear penetrates through the support and is fixedly arranged at the bottom output end of the first motor, the driven gear is rotationally connected to two sides of the top of the mounting plate, the driving gear is in meshed connection with the driven gear, and the bottom of the driven gear is fixedly connected with the top of the transmission mechanism;
the collection mechanism comprises a box body, box fixed mounting is between the inboard of drive mechanism, the back fixed mounting of box has the second motor, the front end output of second motor runs through box fixed mounting and has the linkage subassembly, bottom fixed mounting has the vapour and liquid separator in the box, be located vapour and liquid separator's top fixed mounting has the diaphragm in the box, the top both sides fixed mounting of diaphragm has the back spring, the top of diaphragm is located the inboard of back spring and is equipped with the fulcrum, the top fixed mounting of fulcrum has the roof, the top of roof and the bottom laminating of linkage subassembly are connected, the bottom of roof and the bottom fixed connection of back spring, the bottom of fulcrum runs through the box and sets up in filter mechanism's inboard, filter mechanism fixed mounting is in the bottom of box, vapour and liquid separator's input and filter mechanism's inboard are linked together, vapour and liquid separator's output is equipped with gas-supply pipe and transfer line respectively.
In a further embodiment, the transmission mechanism comprises a guide rail, the guide rail is fixedly arranged on two sides of the bottom of the mounting plate, a screw rod is rotatably connected to the inner side of the guide rail, a sliding block is connected to the outer surface of the screw rod in a threaded mode, the inner side of the sliding block is fixedly connected with the outer side of the box body, and the top of the screw rod penetrates through the bottom of the mounting plate and the bottom of the driven gear.
In a further embodiment, the cross section of the inner side of the guide rail is in a convex shape, the top view of the sliding block is also in a convex shape, and the inner side of the guide rail and the outer surface of the sliding block are both provided with wear-resistant gaskets.
In a further embodiment, the filter mechanism comprises a conveying hopper, the conveying hopper is fixedly arranged at the bottom of the box body, the upper end of the conveying hopper is slidably connected with a piston plate, the top of the piston plate is fixedly connected with the bottom of the support shaft, a filter screen seat is fixedly arranged at the bottom of the conveying hopper, a cleaning assembly is arranged at the bottom of the filter screen seat, a liquid inlet groove is formed in the middle of the piston plate, a sealing plate is hinged to the position of the top of the piston plate at the liquid inlet groove, and the maximum rotation angle of the sealing plate is 60 degrees.
In a further embodiment, the linkage assembly comprises a turntable, the turntable is rotationally connected to the front end output end of the first motor, the front lower end of the turntable is rotationally connected with a rotating shaft, the front of the rotating shaft is rotationally connected with a pulley, the outer surface of the pulley is slidably connected with a sliding frame, and two sides of the sliding frame are in fit connection with the inner wall of the box body.
In a further embodiment, both ends of the carriage are rotatably connected with rollers, and the outer sides of the rollers are in fit connection with the inner wall of the box body.
In a further embodiment, the cleaning assembly comprises a rotary seat, the rotary seat is rotationally connected in the middle of the bottom of the filter screen seat, the fan blades are fixedly arranged on the outer surface of the rotary seat at equal intervals, the cleaning plate is fixedly arranged on the outer surface of the rotary seat at equal intervals on the top of the fan blades, a scraping plate is arranged on the inner side of the cleaning plate, and the inner side of the scraping plate is in fit connection with the outer surface of the bottom of the filter screen seat.
In a further embodiment, limiting springs are fixedly arranged between the cleaning plate and the scraping plate at equal intervals, vertical shafts are fixedly arranged on the outer sides of the scraping plate at equal intervals, and the outer ends of the vertical shafts penetrate through the cleaning plate.
In a further embodiment, the bottom of the filter screen seat is conical, and friction points are fixedly arranged on the inner side of the scraping plate at equal intervals.
In a further embodiment, the fulcrum is provided with a sealing bearing penetrating the box, and the bottom of the sealing bearing penetrates the box and is positioned on the inner side of the conveying hopper.
In a second aspect, the utility model provides a method for collecting coalbed methane, which comprises the following steps:
s1, firstly, moving the equipment to a position where exploitation is required, erecting a mounting frame body at the top of a exploitation well, and after the erection of the mounting frame body is completed, arranging drilling holes on a mounting plate to assist in fixing the mounting plate;
s2, connecting the corresponding gas pipe and the corresponding infusion pipe to the output end of the gas-liquid separator, and then connecting the gas pipe and the infusion pipe with corresponding storage containers respectively by adopting an external connecting pipeline;
s3, after the mounting plate is mounted, the first motor is started to operate to drive the acquisition mechanism to move downwards to the inside of the exploitation well, and when the conveying hopper at the bottom of the box body contacts the coal bed gas liquid level position, the operation of the first motor is stopped;
s4, starting a second motor in the acquisition mechanism to operate, pumping the coalbed methane through a second motor auxiliary driving linkage assembly at the moment, and respectively conveying the coalbed methane into a designated storage container through a gas pipe and a transfusion pipe after separating;
s5, after the exploitation efficiency is obviously slowed down, the bottom of the filter screen seat is difficult to clean even if the filter screen seat is scratched by the scratching plate, at the moment, the second motor can be started to stop to operate and observe the condition of the detection equipment, if the second motor is in a state of not cleaning for a long time at the moment, the first motor can be started to rotate reversely, the box body is moved to the top of the exploitation well in the mine through the first motor rotating driving transmission mechanism, then the filter screen seat is cleaned, and meanwhile, the inside of the box body is overhauled;
s6, restarting the first motor to drive the transmission mechanism to stretch the acquisition mechanism into the exploitation well again for acquisition after overhauling and cleaning.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the transmission mechanism is matched with the driving mechanism, so that the box body can be quickly lifted out of the mine when the filter screen seat needs to be cleaned, the cleaning and maintenance of the whole filter screen seat and equipment are quick and convenient, compared with the fixed design of the prior art, the whole cleaning is quick, and the efficiency of coal bed gas exploitation can be effectively improved due to the fact that the cleaning and maintenance are quick and convenient, compared with the prior art, the exploitation efficiency of the technical scheme is more efficient, the stability of the whole lifting of the box body can be improved by adopting the mode that the first motor drives the two groups of screw rods to drive the sliding blocks to lift, the box body can be stably lifted, meanwhile, the roller rolling type design is additionally arranged at the two ends of the sliding frame, the friction force of the sliding frame moving up and down is obviously reduced, the load of the second motor can be reduced, and the continuous piston attraction is realized by driving the motor to drive the linkage assembly and the piston plate to cooperate, and the exploitation efficiency of the coal bed gas is improved;
according to the utility model, the design that liquid pushes the fan blades to move is adopted, the rotating base can be assisted to drive the cleaning plate to rotate, namely the cleaning plate is assisted to drive the scraping plate to clean and scrape the outer surface of the filter screen seat, so that impurities filtered out of the outer surface of the filter screen seat are pushed by the scraping plate and friction points, the impurities are prevented from being widely covered on the outer surface of the bottom of the filter screen seat, the impurities are gathered on the periphery of the scraping plate, the area of the filter screen seat which is blocked is reduced, the corresponding area which is not blocked is increased, and the filtering phase ratio of the filter screen seat is improved better.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an internal structural view of the present utility model;
FIG. 3 is a block diagram of a drive mechanism and a transmission mechanism in the present utility model;
FIG. 4 is a diagram showing the internal structure of the acquisition mechanism according to the present utility model;
FIG. 5 is a rear view of the collection mechanism of the present utility model;
FIG. 6 is a block diagram of a bottom cleaning assembly of the anti-lock mechanism of the present utility model;
FIG. 7 is a bottom view of the collection mechanism of the present utility model;
fig. 8 is an enlarged view of fig. 2 at a in the present utility model.
In the figure: 1. a mounting plate; 2. a side plate; 3. a driving mechanism; 31. a bracket; 32. a driven gear; 33. a first motor; 34. a drive gear; 4. a transmission mechanism; 41. a guide rail; 42. a screw rod; 43. a slide block; 5. a collection mechanism; 51. a case; 52. a second motor; 53. a return spring; 54. a gas-liquid separator; 55. a cross plate; 56. a linkage assembly; 561. a turntable; 562. a rotating shaft; 563. a roller; 564. a pulley; 565. a carriage; 57. a support shaft; 58. a top plate; 59. a gas pipe; 510. an infusion tube; 511. sealing the bearing; 6. a filtering mechanism; 61. a conveying hopper; 62. a piston plate; 63. a filter screen seat; 64. a liquid inlet tank; 65. a sealing plate; 66. cleaning the assembly; 661. rotating base; 662. a fan blade; 663. a cleaning plate; 664. cutting and rubbing the plate; 665. a limit spring; 666. a vertical shaft; 667. friction points.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-8, in an embodiment of the present utility model, a coalbed methane collecting device and a collecting method include a mounting plate 1, wherein two sides of the mounting plate 1 are fixedly provided with side plates 2, a driving mechanism 3 is fixedly installed at the top of the mounting plate 1, two sides of the bottom of the mounting plate 1 are provided with a transmission mechanism 4, a collecting mechanism 5 is fixedly installed between inner sides of the transmission mechanism 4, and a filtering mechanism 6 is arranged at the bottom of the collecting mechanism 5;
the driving mechanism 3 comprises a bracket 31 and a driven gear 32, the bracket 31 is fixedly arranged at the top of the mounting plate 1, a first motor 33 is fixedly arranged in the middle of the top of the bracket 31, a driving gear 34 is fixedly arranged at the bottom output end of the first motor 33 in a penetrating way through the bracket 31, the driven gear 32 is rotationally connected to two sides of the top of the mounting plate 1, the driving gear 34 is in meshed connection with the driven gear 32, and the bottom of the driven gear 32 is fixedly connected with the top of the transmission mechanism 4;
the collection mechanism 5 comprises a box body 51, the box body 51 is fixedly arranged between the inner sides of the transmission mechanism 4, a second motor 52 is fixedly arranged on the back surface of the box body 51, a linkage assembly 56 is fixedly arranged at the front end output end of the second motor 52, a gas-liquid separator 54 is fixedly arranged at the bottom in the box body 51, a transverse plate 55 is fixedly arranged at the top of the gas-liquid separator 54 in the box body 51, return springs 53 are fixedly arranged at two sides of the top of the transverse plate 55, a supporting shaft 57 is arranged at the inner side of the return springs 53 at the top of the transverse plate 55, a top plate 58 is fixedly arranged at the top of the supporting shaft 57, the top of the top plate 58 is in fit connection with the bottom of the linkage assembly 56, the bottom of the top plate 58 is fixedly connected with the bottom of the return springs 53, the bottom of the supporting shaft 57 penetrates through the box body 51 and is arranged at the inner side of the filter mechanism 6, the filter mechanism 6 is fixedly arranged at the bottom of the box body 51, the input end of the gas-liquid separator 54 is communicated with the inner side of the filter mechanism 6, and the output end of the gas-liquid separator 54 is respectively provided with a gas pipe 59 and a transfusion pipe 510.
Examples
Referring to fig. 1 to 8, the difference from embodiment 1 is that: the transmission mechanism 4 comprises a guide rail 41, the guide rail 41 is fixedly arranged on two sides of the bottom of the mounting plate 1, a screw rod 42 is rotatably connected to the inner side of the guide rail 41, a sliding block 43 is in threaded connection with the outer surface of the screw rod 42, the inner side of the sliding block 43 is fixedly connected with the outer side of the box body 51, the top of the screw rod 42 penetrates through the mounting plate 1 and the bottom of the driven gear 32 to be fixedly connected, the cross section of the inner side of the guide rail 41 is in a convex shape, the overlooking shape of the sliding block 43 is also in a convex shape, and wear-resistant gaskets are respectively arranged on the inner side of the guide rail 41 and the outer surface of the sliding block 43; the driving mechanism 3 drives the screw rod 42 to drive the sliding block 43 to lift up and down, so that a better driving function can be achieved, the box body 51 is driven to move up and down, cleaning or maintenance is facilitated, the sliding stability of the sliding block 43 on the inner side of the guide rail 41 can be improved by arranging the convex sliding block 43 and the inner side of the guide rail 41, and the abrasion-resistant gasket is arranged, so that the abrasion-resistant capability of the sliding block 43 and the inner side of the guide rail 41 can be improved, and the sliding stability of the sliding block 43 on the inner side of the guide rail 41 is further improved.
Referring to fig. 1 to 8, the difference from embodiment 1 is that: the filtering mechanism 6 comprises a conveying hopper 61, the conveying hopper 61 is fixedly arranged at the bottom of the box body 51, the upper end in the conveying hopper 61 is connected with a piston plate 62 in a sliding manner, the top of the piston plate 62 is fixedly connected with the bottom of a support shaft 57, a filter screen seat 63 is fixedly arranged at the bottom of the conveying hopper 61, a cleaning assembly 66 is arranged at the bottom of the filter screen seat 63, a liquid inlet groove 64 is formed in the middle of the piston plate 62, a sealing plate 65 is hinged to the top of the piston plate 62 at the position of the liquid inlet groove 64, and the maximum rotation angle of the sealing plate 65 is 60 degrees; through setting up piston plate 62 and linkage subassembly 56 matched with, can assist to play piston driven function, make things convenient for continuous extraction coalbed methane liquid to set up feed liquor groove 64 and closing plate 65 matched with, can play the function of one-way water conservancy diversion, through setting up closing plate 65 that can only rotate 60 degrees, can avoid closing plate 65 upset to cause inconveniently, set up filter screen seat 63 can assist the inside impurity of filtration coalbed methane, improved the holistic purity degree of coalbed methane.
Referring to fig. 1 to 8, the difference from embodiment 1 is that: the linkage assembly 56 comprises a rotary table 561, the rotary table 561 is rotationally connected to the front end output end of the first motor 33, the front lower end of the rotary table 561 is rotationally connected with a rotary shaft 562, the front surface of the rotary shaft 562 is rotationally connected with a pulley 564, the outer surface of the pulley 564 is slidingly connected with a sliding frame 565, two sides of the sliding frame 565 are in fit connection with the inner wall of the box body 51, two ends of the sliding frame 565 are rotationally connected with a roller 563, and the outer side of the roller 563 is in fit connection with the inner wall of the box body 51; the rotating shaft 562 is driven by the rotating disc 561 to drive the sliding frame 565 to slide on the inner side of the box body 51, so that the function of continuously pushing the top plate 58 to move up and down can be realized, coalbed methane liquid can be extracted rapidly and continuously, and the friction force on two sides of the sliding frame 565 can be reduced in an auxiliary manner by the aid of the pulleys 564, so that the load of the second motor 52 is reduced.
Referring to fig. 1 to 8, the difference from embodiment 1 is that: the cleaning assembly 66 comprises a swivel base 661, the swivel base 661 is rotatably connected to the middle of the bottom of the filter screen seat 63, fan blades 662 are fixedly arranged on the outer surface of the swivel base 661 at equal intervals, a cleaning plate 663 is fixedly arranged on the outer surface of the swivel base 661 at equal intervals on the top of the fan blades 662, a scraping plate 664 is arranged on the inner side of the cleaning plate 663, the inner side of the scraping plate 664 is in fit connection with the outer surface of the bottom of the filter screen seat 63, a limit spring 665 is fixedly arranged between the cleaning plate 663 and the scraping plate 664 at equal intervals, a vertical shaft 666 is fixedly arranged on the outer side of the scraping plate 664 at equal intervals, the outer end of the vertical shaft 666 penetrates through the cleaning plate 663, the bottom of the filter screen seat 63 is in a conical shape, friction points 667 are fixedly arranged on the inner side of the scraping plate 664 at equal intervals, a sealing bearing 511 is arranged at the position of the supporting shaft 57 penetrating through the box 51, and the bottom of the sealing bearing 511 penetrates through the box 51 and is positioned on the inner side of the conveying hopper 61; through setting up flabellum 662 and swivel mount 661 matched with, accessible air current promotes swivel mount 661 and rotates, through swivel mount 661 rotation, can assist the inboard scraping board 664 rotation of clean board 663, thereby assist and scrape the board 664 through scraping and clean the bottom surface of filter screen seat 63, and then avoid filter screen seat 63 surface to be extensively covered by impurity, the efficiency of coal bed gas exploitation has been improved, through setting up spacing spring 665 and contradicting and scratch board 664, can improve the stability of scraping and rubbing board 664 and filter screen seat 63 surface contact, and then improve cleaning ability, and set up support axle 57 and can assist and support, and then improve stability, avoid spacing spring 665 side direction to rock and cause unstability, set up friction point 667, can improve the clean effect of scraping and scratch inboard of board 664, be convenient for sweep impurity, set up sealed bearing 511 through this no, the surface of the supplementary sealed support axle 57 of accessible sealed bearing 511, and then make support axle 57 by the penetration place keep better leakproofness, avoid taking place the condition that coal bed gas enters into box 51.
The acquisition method of the coalbed methane acquisition equipment comprises the following steps:
s1: firstly, moving the equipment to a position where exploitation is required, erecting a mounting frame body at the top of a exploitation well, and after the erection of the mounting frame body is completed, drilling holes are formed in a mounting plate 1 to assist in fixing the mounting plate 1;
s2: then the corresponding gas pipe 59 and the infusion pipe 510 are connected to the output end of the gas-liquid separator 54, and then the gas pipe 59 and the infusion pipe 510 are respectively connected with the corresponding storage container by adopting an external connecting pipeline;
s3: after the mounting plate 1 is mounted, the first motor 33 is started to operate to drive the acquisition mechanism 5 to move downwards to the inside of the exploitation well, and when the conveying hopper 61 at the bottom of the box body 51 contacts the coalbed methane liquid level position, the operation of the first motor 33 is stopped;
s4: the second motor 52 in the acquisition mechanism 5 is started to run, at the moment, the linkage assembly 56 is driven in an auxiliary mode through the second motor 52 to pump the coal bed gas, and the coal bed gas is respectively conveyed into a designated storage container through the gas conveying pipe 59 and the liquid conveying pipe 510 after being separated;
s5: when the exploitation efficiency is obviously slowed down, the bottom of the filter screen seat 63 is difficult to clean even if the bottom is scratched by the scratching plate 664, at the moment, the second motor 52 can be started to stop running to observe the condition of the detection equipment, if the detection equipment is in a state of being not cleaned for a long time at the moment, the first motor 33 can be started to rotate reversely, the box body 51 is conveyed to the top of an exploitation well in a mine through the first motor 33 reverse driving transmission mechanism 4, then the filter screen seat 63 is cleaned, and meanwhile, the inside of the box body 51 is overhauled;
s6: after the overhaul and cleaning are finished, the first motor 33 is restarted to drive the transmission mechanism 4 to stretch the acquisition mechanism 5 into the exploitation well again for acquisition.
The working principle of the utility model is as follows: when in use, the transmission mechanism 4 is matched with the driving mechanism 3, so that during the use, the first motor 33 is started to drive the driving gear 34 to rotate, the driven gear 32 can be driven to rotate in an auxiliary way through the rotation of the driving gear 34, the driven gear 32 can drive the screw rod 42 to rotate, the sliding block 43 can be driven to slide up and down on the inner side of the guide rail 41 through the rotation of the screw rod 42, the box body 51 can be driven to move in an auxiliary way through the sliding of the sliding block 43, when maintenance is needed, the first motor 33 is started to drive the case to move up to the top of a mine shaft to assist in maintenance, the collection mechanism 5 is arranged, so that during the use, the second motor 52 is started to operate, the second motor 52 drives the turntable 561 to rotate, the turntable 561 drives the rotating shaft 562 to move, the roller 563 can be driven to slide on the inner side of the sliding frame 565 through the up and down swing of the rotating shaft 562, at this time, the sliding frame 565 can be driven to abut against the top plate 58 in an auxiliary manner through the up-and-down swinging of the rotating shaft 562, the top plate 58 drives the supporting shaft 57 to move downwards so as to trigger the piston plate 62 to move, when the second motor 52 drives the rotating shaft 562 to move upwards, the return spring 53 is reset so as to assist to drive the top plate 58 to draw the supporting shaft 57 upwards, at this moment, the piston plate 62 moves upwards, the coal bed gas mixture can be driven to surge upwards through negative pressure through the upward movement of the piston plate 62, when the piston plate 62 moves downwards, the coal bed gas mixture rushes out of the sealing plate 65 at the top of the liquid inlet groove 64, the coal bed gas mixture enters the upper end in the conveying hopper 61 through the liquid inlet groove 64, when the piston plate 62 moves upwards, the liquid which is abutted against the top of the sealing plate 65 due to the influence of the liquid drives the liquid entering the upper end of the conveying hopper 61 upwards into the gas-liquid separator 54, the gas-liquid separator 54 is driven upwards through the gas-liquid separator 54, at this moment, gas is discharged through the gas pipe 59, liquid is discharged through the perfusion tube 510, thereby coal bed gas exploitation is achieved, and in the use, through setting up the filtering mechanism 6, make during the use, the accessible transport is all inboard filter screen seat 63 carries out auxiliary filtration purification to coal bed gas, and during coal bed gas transport, because coal bed gas liquid is from bottom to top gushes into the transport all inboard, alright the flow through liquid promotes flabellum 662 and removes this moment, can drive the swivel mount 661 through the removal of flabellum 662, can drive the clean board 663 at its top through swivel mount 661 rotation, rotate through clean board 663, can assist to drive the rubbing board 664 and inboard friction point 667 to the surface of conical filter screen seat 63 through clean board 663, thereby sweep the dust impurity of filtering at its surface, the impurity that is swept can exchange rate in one side of rubbing board 664, avoid the impurity to cover completely in the surface of filter screen seat 63 to cause the large tracts of land to block of filter screen seat 63, further improve coal bed gas efficiency.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The coalbed methane collecting device is characterized by comprising a mounting plate (1), wherein side plates (2) are fixedly arranged on two sides of the mounting plate (1), a driving mechanism (3) is fixedly arranged on the top of the mounting plate (1), transmission mechanisms (4) are arranged on two sides of the bottom of the mounting plate (1), a collecting mechanism (5) is fixedly arranged between the inner sides of the transmission mechanisms (4), and a filtering mechanism (6) is arranged at the bottom of the collecting mechanism (5);
the driving mechanism (3) comprises a bracket (31) and driven gears (32), the bracket (31) is fixedly arranged at the top of the mounting plate (1), a first motor (33) is fixedly arranged in the middle of the top of the bracket (31), a driving gear (34) is fixedly arranged at the bottom output end of the first motor (33) in a penetrating manner through the bracket (31), the driven gears (32) are rotatably connected to two sides of the top of the mounting plate (1), the driving gear (34) and the driven gears (32) are in meshed connection, and the bottom of the driven gears (32) is fixedly connected with the top of the transmission mechanism (4);
the collecting mechanism (5) comprises a box body (51), the box body (51) is fixedly arranged between the inner sides of the transmission mechanism (4), a second motor (52) is fixedly arranged on the back surface of the box body (51), a linkage assembly (56) is fixedly arranged at the front end output end of the second motor (52) in a penetrating mode, a gas-liquid separator (54) is fixedly arranged at the bottom in the box body (51), a transverse plate (55) is fixedly arranged at the top of the gas-liquid separator (54) in the box body (51), return springs (53) are fixedly arranged at the two sides of the top of the transverse plate (55), a supporting shaft (57) is arranged at the inner sides of the top of the return springs (53), a top plate (58) is fixedly arranged at the top of the supporting shaft (57), the top of the top plate (58) is in fit connection with the bottom of the linkage assembly (56), the bottom of the top plate (58) is fixedly connected with the bottom of the return springs (53), the bottom of the box body (51) is arranged at the inner side of the inner side, the bottom of the supporting shaft (57) and penetrates through the filter mechanism (6) and is fixedly connected with the bottom of the filter mechanism (6), the output end of the gas-liquid separator (54) is respectively provided with a gas pipe (59) and a transfusion pipe (510).
2. The coalbed methane collection device according to claim 1, wherein the transmission mechanism (4) comprises guide rails (41), the guide rails (41) are fixedly installed on two sides of the bottom of the installation plate (1), a screw rod (42) is rotatably connected to the inner side of the guide rails (41), a sliding block (43) is connected to the outer surface of the screw rod (42) in a threaded mode, the inner side of the sliding block (43) is fixedly connected with the outer side of the box body (51), and the top of the screw rod (42) penetrates through the installation plate (1) and the bottom of the driven gear (32) to be fixedly connected.
3. The coalbed methane collection device according to claim 2, wherein the inner side cross-sectional shape of the guide rail (41) is in a convex shape, the top view shape of the sliding block (43) is also in a convex shape, and wear-resistant gaskets are arranged on the inner side of the guide rail (41) and the outer surface of the sliding block (43).
4. A coalbed methane collection device according to claim 3, wherein the filtering mechanism (6) comprises a conveying hopper (61), the conveying hopper (61) is fixedly arranged at the bottom of the box body (51), a piston plate (62) is slidably connected to the upper end in the conveying hopper (61), the top of the piston plate (62) is fixedly connected with the bottom of the supporting shaft (57), a filter screen seat (63) is fixedly arranged at the bottom of the conveying hopper (61), a cleaning assembly (66) is arranged at the bottom of the filter screen seat (63), a liquid inlet groove (64) is formed in the middle of the piston plate (62), a sealing plate (65) is hinged to the top of the piston plate (62) at the position of the liquid inlet groove (64), and the maximum rotation angle of the sealing plate (65) is 60 degrees.
5. The coalbed methane collection device according to claim 4, wherein the linkage assembly (56) comprises a turntable (561), the turntable (561) is rotationally connected to a front end output end of the first motor (33), a rotating shaft (562) is rotationally connected to a front lower end of the turntable (561), a pulley (564) is rotationally connected to a front of the rotating shaft (562), a sliding carriage (565) is slidably connected to an outer surface of the pulley (564), and two sides of the sliding carriage (565) are in fit connection with an inner wall of the box (51).
6. The coalbed methane collection device according to claim 5, wherein both ends of the carriage (565) are rotatably connected with rollers (563), and the outer sides of the rollers (563) are in fit connection with the inner wall of the box body (51).
7. The coalbed methane collection device according to claim 6, wherein the cleaning assembly (66) comprises a swivel mount (661), the swivel mount (661) is rotationally connected in the middle of the bottom of the filter screen seat (63), fan blades (662) are fixedly installed on the outer surface of the swivel mount (661) at equal intervals, a cleaning plate (663) is fixedly installed on the outer surface of the swivel mount (661) at equal intervals on the top of the fan blades (662), a scraping plate (664) is arranged on the inner side of the cleaning plate (663), and the inner side of the scraping plate (664) is in fit connection with the outer surface of the bottom of the filter screen seat (63).
8. The coalbed methane collection device according to claim 7, wherein a limit spring (665) is fixedly arranged between the cleaning plate (663) and the scraping plate (664) at equal intervals, a vertical shaft (666) is fixedly arranged at the outer side of the scraping plate (664) at equal intervals, and the outer end of the vertical shaft (666) penetrates through the cleaning plate (663).
9. The coalbed methane collecting device according to claim 8, wherein the bottom of the filter screen seat (63) is conical, friction points (667) are fixedly arranged on the inner side of the scraping plate (664) at equal intervals, a sealing bearing (511) is arranged at a position where the support shaft (57) penetrates through the box body (51), and the bottom of the sealing bearing (511) penetrates through the box body (51) and is located on the inner side of the conveying hopper (61).
10. A method for collecting coal bed gas by using the coal bed gas collecting device as claimed in claims 1-9, comprising the steps of:
s1, firstly, moving the equipment to a position where exploitation is required, erecting a mounting frame body at the top of a exploitation well, and after the erection of the mounting frame body is completed, drilling holes are formed in a mounting plate (1) to assist in fixing the mounting plate (1);
s2, connecting the corresponding gas pipe (59) and the infusion pipe (510) to the output end of the gas-liquid separator (54), and then connecting the gas pipe (59) and the infusion pipe (510) with corresponding storage containers by adopting external connecting pipelines;
s3, after the installation of the installation plate (1) is completed, the first motor (33) is started to operate to drive the acquisition mechanism (5) to move downwards to the inside of the exploitation well, and when a conveying hopper (61) at the bottom of the box body (51) contacts the coal bed gas liquid level position, the operation of the first motor (33) is stopped;
s4, starting a second motor (52) in the acquisition mechanism (5) to run, and at the moment, pumping the coal bed gas by using the second motor (52) to assist in driving a linkage assembly (56), wherein the separated coal bed gas is respectively conveyed into a designated storage container through a gas conveying pipe (59) and a liquid conveying pipe (510);
s5, after the exploitation efficiency is obviously slowed down, the bottom of the filter screen seat (63) is difficult to clean even though the filter screen seat is scratched by a scratch plate (664), the second motor (52) can be started to stop running to observe the condition of the detection equipment, if the detection equipment is in a state of being not cleaned for a long time, the first motor (33) can be started to rotate reversely, the box body (51) is transferred to the top of an exploitation well in a mine through the first motor (33) rotating and driving a transmission mechanism (4), then the filter screen seat (63) is cleaned, and meanwhile, the interior of the box body (51) is overhauled;
s6, after maintenance and cleaning are completed, restarting the first motor (33) to drive the transmission mechanism (4) to stretch the acquisition mechanism (5) into the exploitation well again for acquisition again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310317380.0A CN116220624A (en) | 2023-03-29 | 2023-03-29 | Coalbed methane collection equipment and collection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310317380.0A CN116220624A (en) | 2023-03-29 | 2023-03-29 | Coalbed methane collection equipment and collection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116220624A true CN116220624A (en) | 2023-06-06 |
Family
ID=86571403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310317380.0A Pending CN116220624A (en) | 2023-03-29 | 2023-03-29 | Coalbed methane collection equipment and collection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116220624A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117367897A (en) * | 2023-10-18 | 2024-01-09 | 南通仁隆科研仪器有限公司 | Self-sealing type coalbed methane sampling device |
-
2023
- 2023-03-29 CN CN202310317380.0A patent/CN116220624A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117367897A (en) * | 2023-10-18 | 2024-01-09 | 南通仁隆科研仪器有限公司 | Self-sealing type coalbed methane sampling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116220624A (en) | Coalbed methane collection equipment and collection method | |
| CN115341939A (en) | Safety type ventilation device for coal mine | |
| CN110639234A (en) | A waste liquid collects filter equipment for bioengineering assembly line refines line | |
| CN216857566U (en) | A filter recovery unit for active carbon pickling | |
| CN113694595B (en) | Oil feeding port filtering device for vertical machining center | |
| CN213684040U (en) | Sand bailing barrel for oil field downhole operation | |
| CN216305882U (en) | Coal bed gas well downward discharging and mining device | |
| CN212803189U (en) | Cyclone desanding device | |
| CN208916832U (en) | Oil field development water injection well produces sewage filter device | |
| CN112473237A (en) | Tombarthite tail water is administered and is used denitrogenation dephosphorization processing apparatus | |
| CN211871479U (en) | Oil well oil-water separation device | |
| CN221246429U (en) | Waste gas absorber convenient to remove | |
| CN110714913A (en) | Rotor pump with self-cleaning function | |
| CN114439438B (en) | Coal bed gas pressure water injection washing pump device | |
| CN213433346U (en) | Sand and stone filtering device for underground oil exploitation | |
| CN220860769U (en) | High-flow corrosion-resistant seawater filtering sewage suction device | |
| CN219899472U (en) | Oil pipe piece belt cleaning device | |
| CN217233587U (en) | Underground drainage structure for mine | |
| CN220415433U (en) | Coal dust preventing device | |
| CN220110630U (en) | Pipeline conveying equipment | |
| CN221358841U (en) | Filter screen cleaning device for oil-water separator | |
| CN215137828U (en) | Energy-concerving and environment-protective smelting coking production is with high-efficient recovery unit of return gas | |
| CN118142223B (en) | Snow melt agent sand filtration filter equipment | |
| CN220676981U (en) | Fracturing fluid recycle equipment | |
| CN220125909U (en) | Reverse osmosis concurrent flow countercurrent periodic operation automatic switching device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |