CN114752422B - Efficient dewatering device for coal bed gas ground gathering and transportation and use method thereof - Google Patents
Efficient dewatering device for coal bed gas ground gathering and transportation and use method thereof Download PDFInfo
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- CN114752422B CN114752422B CN202210423165.4A CN202210423165A CN114752422B CN 114752422 B CN114752422 B CN 114752422B CN 202210423165 A CN202210423165 A CN 202210423165A CN 114752422 B CN114752422 B CN 114752422B
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- 239000003245 coal Substances 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000018044 dehydration Effects 0.000 claims abstract description 85
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 85
- 238000001914 filtration Methods 0.000 claims abstract description 75
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 208000005156 Dehydration Diseases 0.000 claims description 78
- 239000007789 gas Substances 0.000 claims description 58
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 55
- 229910052802 copper Inorganic materials 0.000 claims description 55
- 239000010949 copper Substances 0.000 claims description 55
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 54
- 238000001125 extrusion Methods 0.000 claims description 29
- 229920000742 Cotton Polymers 0.000 claims description 17
- 238000009835 boiling Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 9
- 239000000498 cooling water Substances 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 4
- 239000003345 natural gas Substances 0.000 claims description 2
- 230000003068 static effect Effects 0.000 abstract description 6
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
-
- 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
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- 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
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
-
- 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
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
- C10L3/106—Removal of contaminants of water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/24—Hydrocarbons
- B01D2256/245—Methane
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/54—Specific separation steps for separating fractions, components or impurities during preparation or upgrading of a fuel
- C10L2290/542—Adsorption of impurities during preparation or upgrading of a fuel
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/54—Specific separation steps for separating fractions, components or impurities during preparation or upgrading of a fuel
- C10L2290/547—Filtration for separating fractions, components or impurities during preparation or upgrading of a fuel
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- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Filtration Of Liquid (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a high-efficiency dewatering device for coal bed gas ground gathering and transportation and a use method thereof. According to the invention, through the mode of heating dehydration and cooling dehydration, the dehydration operation can be effectively carried out on the coal bed gas, the purpose of high-efficiency dehydration is realized, through the mode of automatically shaking off water drops in the dehydration process, the liquefaction stability can be improved, the phenomenon that dehydration cannot be continued due to more water drops is reduced, the impurity in the coal bed gas is conveniently filtered before dehydration, in addition, the filter screen is conveniently and automatically knocked during filtration, and the risk that the filter screen is blocked by static accumulation of the impurity due to static filtration is reduced.
Description
Technical Field
The invention relates to the technical field of efficient dewatering equipment, in particular to a high-efficiency dewatering device for coal bed methane ground gathering and transportation and a use method thereof.
Background
The coal bed gas is an important resource which can be exploited and utilized, the coal bed gas is stored in a coal bed, methane is taken as a main component, the coal bed gas exploited in a natural state contains a large amount of moisture and dust, in order to improve the utilization rate of the coal bed gas resource, the coal bed gas containing the moisture and the dust is prevented from causing hidden troubles such as blocking or water hammer of subsequent equipment, the moisture and the dust in the coal bed gas are usually required to be removed by processing the coal bed gas, and a dehydration device is required to be used during dehydration;
the existing dewatering device for ground collection and transportation of coal bed gas is unsatisfactory in dewatering effect, the existing dewatering device is mainly cooled by adopting a cooling dewatering mode, so that water in the coal bed gas is liquefied and adhered to a collection and transportation pipeline, the dewatering device is mainly not provided with a function of automatically knocking and cleaning adhered water drops on the collection and transportation pipeline in the dewatering process, the dewatering device is used for a long time, a large number of water drops are adhered to the collection and transportation pipeline, the subsequent dewatering effect is affected, dust impurities in the coal bed gas are not convenient to stably filter before dewatering, and the use requirement cannot be met, so that the efficient dewatering device for ground collection and transportation of the coal bed gas and the use method thereof are provided for solving the problems.
Disclosure of Invention
Based on the technical problems in the background technology, the invention provides a high-efficiency dewatering device for coal bed methane ground gathering and transportation and a use method thereof.
The invention provides a high-efficiency dewatering device for coal bed gas ground collection and transportation, which comprises a filtering dewatering box with an opening at the top and a first dewatering box with an opening at the top, wherein the top of the filtering dewatering box is fixedly connected with a first cover plate, the top of the first dewatering box is fixedly connected with a second cover plate, the top of the first cover plate is embedded with an air inlet pipe communicated with the inside of the filtering dewatering box, a filter screen which is obliquely arranged is movably sleeved in the filtering dewatering box, the bottom of the first cover plate is fixedly connected with two collision rods matched with the filter screen, the top of the filter screen is fixedly connected with an elastic guide mechanism, the top of the elastic guide mechanism extends to the upper part of the first cover plate, the elastic guide mechanism is sleeved on the air inlet pipe, a gas collecting hood is fixedly connected between the inner walls at two sides of the filtering dewatering box, the top of the gas collecting hood is movably contacted with the bottom of the filter screen, the inner fixing sleeve of the filtering dehydration tank is provided with a mounting plate positioned below the gas collecting hood, the top of the mounting plate is embedded with a one-way valve which is communicated with the gas collecting hood and the bottom of which is provided with an opening, the bottom of the mounting plate is movably contacted with absorbent cotton, the absorbent cotton is movably clamped on the inner wall of the right side of the filtering dehydration tank, the inner wall of the bottom of the filtering dehydration tank is rotatably provided with a rotary heating mechanism, the bottom of the filtering dehydration tank is embedded with a driving motor, the top end of an output shaft of the driving motor is fixedly connected with the bottom end of the rotary heating mechanism, the left side of the filtering dehydration tank is fixedly connected with a temperature sensor, the detection end of the temperature sensor extends into the filtering dehydration tank, the temperature sensor is electrically connected with the rotary heating mechanism, the bottom of the right side of the filtering dehydration tank is communicated and fixed with a first electromagnetic valve, the right side of the first electromagnetic valve is communicated and fixed with an L-shaped pipe, a V-shaped heat conducting copper pipe is embedded between the inner walls of the two sides of the first dehydration tank, the left end of the V-shaped heat conduction copper pipe is fixedly communicated with the right side of the L-shaped pipe, the bottom of the V-shaped heat conduction copper pipe is communicated with and is fixedly provided with a second electromagnetic valve, the right side of the first dewatering box is embedded with an air extraction mechanism, the air extraction mechanism is fixedly communicated with the right end of the V-shaped heat conduction copper pipe, a circulating knock mechanism matched with the V-shaped heat conduction copper pipe is installed in the first dewatering box, the right side of the circulating knock mechanism extends to the right side of the first dewatering box, the right end of the second cover plate is embedded with a reciprocating push rod motor, the right end of an output shaft of the reciprocating push rod motor is fixedly connected with the circulating knock mechanism, the top of the circulating knock mechanism is fixedly connected with an extrusion driving mechanism, the extrusion driving mechanism is hinged with an elastic guide mechanism, and cooling water is filled in the first dewatering box.
Preferably, the elastic guide mechanism comprises two guide rods fixedly connected to the top of the filter screen, the top ends of the two guide rods extend to the upper portion of the first cover plate and are fixedly connected with the same movable plate, two springs are fixedly connected between the bottom of the movable plate and the top of the first cover plate, the springs are movably sleeved on the corresponding guide rods, the movable plate is slidably sleeved on the air inlet pipe, and the cover plate is slidably sleeved on the two guide rods.
Preferably, the rotary heating mechanism comprises a rotating rod rotatably mounted on the inner wall of the bottom of the filtering dehydration tank, a spiral heating pipe is fixedly sleeved on the outer side of the rotating rod, the top end of an output shaft of the driving motor is fixedly connected with the bottom end of the rotating rod, a storage battery box is fixedly connected with the top end of the rotating rod, a first storage battery and a first controller are fixedly mounted in the storage battery box, the first storage battery and the first controller are electrically connected with the spiral heating pipe, and the first controller is electrically connected with the temperature sensor.
Preferably, the circulation shakes the mechanism and shakes the ball including setting up two elasticity in first dehydration tank and shake the ball, two elasticity shake the ball and all cooperate with V-arrangement heat conduction copper pipe, the elasticity on right side shakes ball and the right side inner wall movable contact of V-arrangement heat conduction copper pipe, fixedly connected with T shape pole between two elasticity shake the ball, fixedly connected with rectangle pole on the left side inner wall of first dehydration tank, slip cap is equipped with L shape movable rod on the rectangle pole, the top and the bottom fixed connection of L shape movable rod of T shape pole, the right side of L shape movable rod extends to the right side of first dehydration tank, the output shaft right-hand member of reciprocal push rod motor and the right side inner wall fixed connection of L shape movable rod.
Preferably, the extrusion driving mechanism comprises a cross rod, one side of the bottom of the cross rod is fixedly connected with the top end of the L-shaped movable rod, and an obliquely arranged extrusion rod is hinged between the left end of the cross rod and the right side of the bottom of the movable plate.
Preferably, the air extraction mechanism comprises an air pump embedded and fixed on the right side of the first dewatering box, the extraction end of the air pump is communicated and fixed with a connecting pipe, the top end of the connecting pipe is provided with a plugging structure, and the left side of the connecting pipe is communicated and fixed with the right end of the V-shaped heat conduction copper pipe.
Preferably, the right side fixedly connected with second battery of filtration dehydration box, the front side of second battery is fixed and electric connection has the second controller, second controller and driving motor, temperature sensor, first solenoid valve, second solenoid valve and air pump electric connection.
Preferably, the draw-in groove has been seted up on the right side inner wall of filtration dewatering box, the fixture block of clamping mutually with the draw-in groove is fixedly connected with on the right side of cotton absorbs water, the first through-hole that is linked together with the check valve has been seted up at the top of cotton absorbs water, the left side fixedly connected with T shape piece of cotton absorbs water, the left side of T shape piece extends to the left side of filtration dewatering box, first thread groove has been seted up in the left side of filtration dewatering box, first thread groove internal thread cover is equipped with first T shape bolt, T shape piece thread cover is established on first T shape bolt.
Preferably, first groove has all been seted up to the top both sides of first apron, and the front side and the rear side of first groove all establish to the opening, and the opening is all established to one side that two first grooves kept away from each other, and the second thread groove has all been seted up to the top both sides of filtration dehydration box, and second thread groove internal thread cover is equipped with second T shape bolt, and first apron thread cover is established on two second T shape bolts.
The invention also provides a use method of the high-efficiency dewatering device for coal bed methane ground gathering and transportation, which comprises the following steps:
s1: the air inlet pipe is communicated with an external collecting and conveying pipeline, the coal bed gas enters the filtering dehydration tank through the air inlet pipe, the coal bed gas in the filtering dehydration tank sequentially passes through the filter screen, the gas collecting hood and the one-way valve to enter the lower part of the mounting plate, the filter screen filters dust impurities in the coal bed gas, and the filtered impurities are blocked at the top of the filter screen;
s2, performing S2; starting a spiral heating pipe and a driving motor, wherein the spiral heating pipe generates heat to heat coal bed gas, and an output shaft of the driving motor drives the spiral heating pipe to rotate, so that the rotating spiral heating pipe can uniformly and effectively heat the coal bed gas;
s3: s2, when the temperature sensor monitors that the temperature reaches the boiling point temperature of water, the temperature sensor transmits signals to a first controller and a second controller, the first controller controls the spiral heating pipe to be closed, and the second controller controls the driving motor to be closed and controls the first electromagnetic valve and the air pump to be opened;
s4: the method comprises the steps that an exhaust end of an air pump is connected with an external collecting and conveying pipeline, when the air pump is started in the step S, coal bed gas after first dehydration in a filtering dehydration tank is extracted sequentially through a connecting pipe, a V-shaped heat conducting copper pipe, an L-shaped pipe and a first electromagnetic valve, the extracted coal bed gas enters the V-shaped heat conducting copper pipe, cooling water in the first dehydration tank cools the coal bed gas flowing through the V-shaped heat conducting copper pipe, water in the cooled coal bed gas is liquefied to generate water drops to be adhered to the side wall of the V-shaped heat conducting copper pipe, the secondary dehydration operation of the coal bed gas is achieved, and the dehydrated coal bed gas is discharged through the exhaust end of the air pump;
s5: starting a reciprocating push rod motor while filtering and dehydrating coalbed methane, enabling an output shaft of the reciprocating push rod motor to drive an L-shaped movable rod to circularly move left and right, enabling an L-shaped movable rod to drive two elastic knocking balls to circularly move left and right through a T-shaped rod, enabling the elastic knocking balls on the left side to knock against the left inner wall of a V-shaped heat conducting copper pipe when the elastic knocking balls move left, enabling the elastic knocking balls on the right side to be separated from the V-shaped heat conducting copper pipe, enabling the elastic knocking balls on the right side to knock against the V-shaped heat conducting copper pipe, and enabling water drops to be knocked down to the bottom inner wall of the V-shaped heat conducting copper pipe under the knocking force, and enabling the knocked-down water drops to flow into a first dewatering tank through a second electromagnetic valve after air extraction is completed by controlling a second electromagnetic valve to be opened;
s6: s5 the L-shaped movable rod circularly moves left and right, the cross rod circularly moves left and right, the extrusion rod is extruded when moving leftwards, extrusion force drives the extrusion rod to move and rotate, the extrusion rod drives the movable plate to slide upwards in the air inlet pipe, the movable plate stretches the two springs upwards, extrusion force on the extrusion rod is relaxed when moving rightwards, the elastic force of the spring in a stretching state drives the movable plate to move downwards, the cross rod circularly moves left and right, the movable plate further circularly moves up and down, the movable plate drives the filter screen to circularly move up and down through the two guide rods, the filter screen moves upwards and collides and knocks two collision rods, under the action of vibration force, the inclined arrangement of the filter screen is matched, impurities at the top of the filter screen are shaken down to the left side of the filter screen, and the knocking of the impurities is realized.
Compared with the prior art, the invention has the beneficial effects that:
1. through the arrangement of the filter screen, impurities in the coal bed gas are conveniently filtered before dehydration;
2. the rotary heating mechanism is matched with cooling water in the first dewatering box, so that the aim of secondary dewatering of water in the coal bed gas can be fulfilled, and the dewatering effect is improved;
3. the circulating vibration striking mechanism is matched with the reciprocating push rod motor, so that the vibration striking cleaning can be automatically circulated on the water drops adhered to the side wall of the V-shaped heat conduction copper pipe, and the water drops falling off by vibration can be conveniently and rapidly discharged by matching with the arrangement of the second electromagnetic valve, and the phenomenon that dehydration is influenced by more water drops adhered to the side wall of the V-shaped heat conduction copper pipe is reduced;
4. through extrusion actuating mechanism, reciprocal push rod motor, L shape movable rod, elasticity guiding mechanism and collision pole matched with, can be when filtering automatic the purpose of knocking the shake to the filter screen, reduce the phenomenon that leads to the fact the filter screen to block up because of static filtration, improve filtration stability.
According to the invention, through the mode of heating dehydration and cooling dehydration, the dehydration operation can be effectively carried out on the coal bed gas, the purpose of high-efficiency dehydration is realized, through the mode of automatically shaking off water drops in the dehydration process, the liquefaction stability can be improved, the phenomenon that dehydration cannot be continued due to more water drops is reduced, the impurity in the coal bed gas is conveniently filtered before dehydration, in addition, the filter screen is conveniently and automatically knocked during filtration, and the risk that the filter screen is blocked by static accumulation of the impurity due to static filtration is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a high-efficiency dewatering device for coal bed gas ground gathering and transportation, which is provided by the invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
fig. 3 is a schematic top view structure of a moving plate and an air inlet pipe connecting piece of the efficient dewatering device for coal bed gas ground collection and transportation.
In the figure: 100. filtering dehydration tank; 101. a first dewatering box; 102. a first cover plate; 103. an air inlet pipe; 1. a filter screen; 2. a gas collecting hood; 3. a mounting plate; 4. a water-absorbing cotton; 5. a rotating rod; 6. a spiral heating pipe; 7. a battery case; 8. a driving motor; 9. a second storage battery; 10. a temperature sensor; 11. a guide rod; 12. an impact bar; 13. a moving plate; 14. a spring; 15. a first electromagnetic valve; 16. an L-shaped pipe; 17. v-shaped heat conducting copper pipe; 18. a second electromagnetic valve; 19. an air pump; 20. a connecting pipe; 21. an elastic knock ball; 22. a T-bar; 23. an L-shaped moving rod; 24. a rectangular bar; 25. a second controller; 26. a second cover plate; 27. a reciprocating push rod motor; 28. a cross bar; 29. and extruding the rod.
Detailed Description
The invention is further illustrated below in connection with specific embodiments.
Examples
Referring to fig. 1-3, this embodiment provides a high-efficiency dewatering device for collecting and transporting coalbed methane on the ground, including a filtration dewatering box 100 with an opening at the top and a first dewatering box 101 with an opening at the top, the top of the filtration dewatering box 100 is fixedly connected with a first cover plate 102, wherein both sides of the top of the first cover plate 102 are respectively provided with a first groove, the front side and the rear side of the first groove are respectively provided with an opening, one side of the two first grooves far away from each other is respectively provided with an opening, both sides of the top of the filtration dewatering box 100 are respectively provided with a second thread groove, the second thread groove is internally threaded and sleeved with a second T-shaped bolt, the first cover plate 102 is in threaded sleeve with two second T-shaped bolts, the top of the first dewatering box 101 is fixedly connected with a second cover plate 26, the top of the first cover plate 102 is embedded with an air inlet pipe 103 communicated with the interior of the filtration dewatering box 100, wherein the top of the first cover plate 102 is provided with a first through hole for installing the air inlet pipe 103, the movable sleeve in the filtration dewatering box 100 is provided with a obliquely arranged 1, the front side, the rear side, the left side and the right side of the filter box 100 and the filter 1 are respectively provided with a guide rod 11 fixedly connected with the guide rod 11 on the top of the guide rod 11, the guide rod 11 is fixedly connected with the top of the filter rod 11, the guide rod is fixedly connected with the top of the filter rod 11, and the guide rod is fixedly connected with the top guide rod 11, and the guide rod is fixedly connected with the guide rod is connected with the guide rod 11, two first guide holes are formed in the top of the first cover plate 102, the inner walls of the first guide holes are slidably connected with the outer sides of the corresponding guide rods 11, two springs 14 are fixedly connected between the bottom of the moving plate 13 and the top of the first cover plate 102, two grooves are formed in the top of the first cover plate 102, the bottom ends of the springs 14 are fixedly connected with the bottom inner walls of the corresponding grooves, the springs 14 are movably sleeved on the corresponding guide rods 11, the moving plate 13 is slidably sleeved on the air inlet pipe 103, second through holes are formed in the top of the moving plate 13, and the inner walls of the second through holes are slidably connected with the outer sides of the air inlet pipe 103;
a gas collecting hood 2 is fixedly connected between the inner walls of the two sides of the filtering dehydration tank 100, the top of the gas collecting hood 2 is movably contacted with the bottom of the filtering net 1, a mounting plate 3 positioned below the gas collecting hood 2 is fixedly sleeved in the filtering dehydration tank 100, a one-way valve which is communicated with the gas collecting hood 2 and is arranged at the bottom of the mounting plate 3 is embedded at the top of the mounting plate, a first embedded hole for installing the one-way valve is arranged at the top of the mounting plate 3, a water absorbing cotton 4 is movably contacted at the bottom of the mounting plate 3, the water absorbing cotton 4 is used for absorbing water vapor, the water absorbing cotton 4 is movably clamped on the inner wall of the right side of the filtering dehydration tank 100, a clamping block clamped with the clamping groove is arranged on the inner wall of the right side of the filtering dehydration tank 100, a first through hole which is communicated with the one-way valve is arranged at the top of the water absorbing cotton 4, a T-shaped block is fixedly connected at the left side of the water absorbing cotton 4, the left side of the T-shaped block extends to the left side of the filtering dehydration tank 100, the left side of the filtering dehydration tank 100 is provided with a first thread groove, a first T-shaped bolt is sleeved in the first thread groove in a thread way, the T-shaped block is sleeved on the first T-shaped bolt in a thread way, a rotary heating mechanism is rotatably arranged on the inner wall of the bottom of the filtering dehydration tank 100, a driving motor 8 is embedded at the bottom of the filtering dehydration tank 100, the top end of an output shaft of the driving motor 8 is fixedly connected with the bottom end of the rotary heating mechanism, the rotary heating mechanism comprises a rotating rod 5 rotatably arranged on the inner wall of the bottom of the filtering dehydration tank 100, a first through hole is formed in the inner wall of the bottom of the filtering dehydration tank 100, a bearing is fixedly sleeved in the first through hole, the inner ring of the bearing is fixedly connected with the outer side of the rotating rod 5, a spiral heating pipe 6 is fixedly sleeved on the outer side of the rotating rod 5, the top end of the output shaft of the driving motor 8 is fixedly connected with the bottom end of the rotating rod 5, the top end of the rotating rod 5 is fixedly connected with a storage battery box 7, a first storage battery and a first controller are fixedly arranged in the storage battery box 7, and the first storage battery and the first controller are electrically connected with the spiral heating pipe 6, wherein the first storage battery supplies power for the first controller and the spiral heating pipe 6;
the left side of the filtering dehydration tank 100 is fixedly connected with a temperature sensor 10, the detection end of the temperature sensor 10 extends into the filtering dehydration tank 100, a first controller is electrically connected with the temperature sensor 10, the bottom of the right side of the filtering dehydration tank 100 is communicated and fixed with a first electromagnetic valve 15, the right side of the first electromagnetic valve 15 is communicated and fixed with an L-shaped pipe 16, a V-shaped heat conduction copper pipe 17 is embedded between the inner walls of the two sides of the first dehydration tank 101, wherein the inner walls of the two sides of the first dehydration tank 101 are respectively provided with a second embedded hole for installing the V-shaped heat conduction copper pipe 17, the left end of the V-shaped heat conduction copper pipe 17 is communicated and fixed with the right side of the L-shaped pipe 16, the bottom of the V-shaped heat conduction copper pipe 17 is communicated and fixed with a second electromagnetic valve 18, the right side of the first dehydration tank 101 is embedded with an air pumping mechanism, the air pumping mechanism is communicated and fixed with the right end of the V-shaped heat conduction copper pipe 17, the air pumping mechanism comprises an air pump 19 embedded and fixed on the right side of the first dehydration tank 101, the extraction end of the air pump 19 is communicated and fixed with a connecting pipe 20, the top end of the connecting pipe 20 is set to be a plugging structure, the left side of the connecting pipe 20 is communicated with the right side of the V-shaped heat conduction copper pipe 17;
the first dewatering box 101 is internally provided with a circulating knock mechanism matched with the V-shaped heat conduction copper pipe 17, the right side of the circulating knock mechanism extends to the right side of the first dewatering box 101, the circulating knock mechanism comprises two elastic knock balls 21 arranged in the first dewatering box 101, the two elastic knock balls 21 are matched with the V-shaped heat conduction copper pipe 17, the elastic knock ball 21 on the right side is movably contacted with the right inner wall of the V-shaped heat conduction copper pipe 17, a T-shaped rod 22 is fixedly connected between the two elastic knock balls 21, a rectangular rod 24 is fixedly connected on the left inner wall of the first dewatering box 101, an L-shaped movable rod 23 is sleeved on the rectangular rod 24 in a sliding way, a guide groove is formed at the left end of the L-shaped movable rod 23, the inner wall of the guide groove is in sliding connection with the outer side of the rectangular rod 24, the top end of the T-shaped rod 22 is fixedly connected with the bottom of the L-shaped movable rod 23, the right side of the L-shaped movable rod 23 extends to the right side of the first dewatering box 101, a rectangular perforation is formed on the inner wall of the right side of the first dewatering box 101, the inner wall of the rectangular perforation is in sliding connection with the outer side of the L-shaped movable rod 23, a reciprocating push rod motor 27 is embedded at the right end of the second cover plate 26, an embedded groove for installing the reciprocating push rod motor 27 is formed on the right side of the second cover plate 26, the right end of an output shaft of the reciprocating push rod motor 27 is fixedly connected with the inner wall of the right side of the L-shaped movable rod 23, an extrusion driving mechanism is fixedly connected with the top of the circulating vibration knocking mechanism and hinged with an elastic guiding mechanism, cooling water is filled in the first dewatering box 101, the extrusion driving mechanism comprises a cross rod 28, one side of the bottom of the cross rod 28 is fixedly connected with the top of the L-shaped movable rod 23, an obliquely arranged extrusion rod 29 is hinged between the left end of the cross rod 28 and the right side of the bottom of the movable plate 13, the right side of the filtering dehydration tank 100 is fixedly connected with a second storage battery 9, the front side of the second storage battery 9 is fixedly and electrically connected with a second controller 25, the second controller 25 is electrically connected with a driving motor 8, a temperature sensor 10, a first electromagnetic valve 15, a second electromagnetic valve 18 and an air pump 19.
The invention also provides a use method of the high-efficiency dewatering device for coal bed methane ground gathering and transportation, which comprises the following steps:
s1: the air inlet pipe 103 is communicated with an external collecting and conveying pipeline, coal bed gas enters the filtering dehydration tank 100 through the air inlet pipe 103, the coal bed gas in the filtering dehydration tank 100 sequentially passes through the filter screen 1, the gas collecting hood 2 and the one-way valve to enter the lower part of the mounting plate 3, the filter screen 1 filters dust impurities in the coal bed gas, and the filtered impurities are blocked at the top of the filter screen 1;
s2, performing S2; starting a spiral heating pipe 6 and a driving motor 8, heating coal bed gas by the spiral heating pipe 6, driving the spiral heating pipe 6 to rotate by an output shaft of the driving motor 8, uniformly and effectively heating the coal bed gas by the rotating spiral heating pipe 6, heating water to the boiling point firstly because the boiling point of natural gas in the coal bed gas is higher than that of water, vaporizing the water to generate water vapor after heating the water to the boiling point, floating the water vapor, absorbing water of the water vapor by water absorbing cotton 4, and realizing the purpose of first dehydration, wherein the temperature sensor 10 monitors the temperature in the filtering dehydration tank 100;
s3: when the temperature sensor 10 detects that the temperature reaches the boiling point temperature of water in S2, the temperature sensor 10 transmits signals to the first controller and the second controller 25, the first controller controls the spiral heating pipe 6 to be closed, and the second controller 25 controls the driving motor 8 to be closed and controls the first electromagnetic valve 15 and the air pump 19 to be opened;
s4: the exhaust end of the air pump 19 is connected with an external collecting and conveying pipeline, when the air pump 19 is started in the step S3, the first dehydrated coalbed methane in the filtering dehydration tank 100 is extracted sequentially through the connecting pipe 20, the V-shaped heat conducting copper pipe 17, the L-shaped pipe 16 and the first electromagnetic valve 15, the extracted coalbed methane enters the V-shaped heat conducting copper pipe 17, cooling water in the first dehydration tank 101 cools the coalbed methane flowing in the V-shaped heat conducting copper pipe 17, water in the cooled coalbed methane is liquefied to generate water drops which are attached to the side wall of the V-shaped heat conducting copper pipe 17, the secondary dehydration operation of the coalbed methane is realized, the dehydrated coalbed methane is discharged through the exhaust end of the air pump 19, and the dehydration effect is improved in a twice dehydration mode, so that the purpose of high-efficiency dehydration is realized;
s5: starting a reciprocating push rod motor 27 while filtering and dehydrating coalbed methane, wherein an output shaft of the reciprocating push rod motor 27 drives an L-shaped movable rod 23 to circularly move left and right, the L-shaped movable rod 23 drives two elastic knock balls 21 to circularly move left and right through a T-shaped rod 22, when the elastic knock balls 21 move left, the left elastic knock balls 21 knock the left inner wall of the V-shaped heat conducting copper pipe 17, the right elastic knock balls 21 are separated from the V-shaped heat conducting copper pipe 17, when the elastic knock balls 21 move right, the left elastic knock balls 21 are separated from the V-shaped heat conducting copper pipe 17, the right elastic knock balls 21 knock the V-shaped heat conducting copper pipe 17, so that the purpose of automatically circularly knocking the V-shaped heat conducting copper pipe 17 is achieved, under the knock force, water drops are knocked down to the bottom inner wall of the V-shaped heat conducting copper pipe 17, after air extraction is completed, a second electromagnetic valve 18 is controlled by a second controller 25 to open, the knocked down water drops flow into a first water tank 101 through the second electromagnetic valve 18, and the water drops are prevented from being adhered to the first water tank 101 by the automatic dropping process, and the water drops are prevented from being adhered to the water drops due to the vibration process;
s6: the L-shaped movable rod 23 in S5 drives the cross rod 28 to circularly move left and right when circularly moving left and right, the cross rod 28 moves leftwards and simultaneously extrudes the extrusion rod 29, extrusion force drives the extrusion rod 29 to move and rotate, the extrusion rod 29 drives the movable plate 13 to upwards slide on the air inlet pipe 103, the movable plate 13 upwards stretches the two springs 14, the extrusion force on the extrusion rod 29 is relaxed when the cross rod 28 moves rightwards, at the moment, the elasticity of the springs 14 in a stretching state drives the movable plate 13 to downwards move, the cross rod 28 circularly moves left and right, further the movable plate 13 circularly moves up and down, the movable plate 13 drives the filter screen 1 to circularly move up and down through the two guide rods 11, the filter screen 1 upwards moves and simultaneously collides and knocks the two collision rods 12, under the action of vibration force, the inclination setting of the filter screen 1 is matched, impurities at the top of the filter screen 1 are knocked down to the left side of the filter screen 1, the purpose of automatically knocking dust in the process of filtering is achieved, and the risk of blocking the filter screen 1 caused by static dust accumulation of the impurities is reduced.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a coal bed gas ground collection is high-efficient dewatering device for transportation, including the filtration dewatering box (100) that installs first apron (102) at the top and the first dewatering box (101) that installs second apron (26) at the top, its characterized in that, air inlet pipe (103) are inlayed at the top of first apron (102), filter screen (1) that the movable cover was equipped with the slope setting in filtration dewatering box (100), the bottom fixedly connected with of first apron (102) two collision bars (12) that cooperate with filter screen (1), the top fixedly connected with of filter screen (1) one overlaps the elastic guide mechanism of establishing on air inlet pipe (103), the top of elastic guide mechanism includes two guide bars (11) of fixed connection at filter screen (1), the top of two guide bars (11) all extends to the top of first apron (102) and fixedly connected with same movable plate (13), the bottom of movable plate (13) and the top of first apron (102) between fixedly connected with two springs (14), the movable cover of spring (14) is established on corresponding guide bar (11), the movable cover is established on guide bar (103), the slip is established on two guide bars (102);
a gas collecting hood (2) which is contacted with a filter screen (1) is fixedly connected between the inner walls of two sides of a filtering dehydration tank (100), a mounting plate (3) is fixedly sleeved in the filtering dehydration tank (100), a one-way valve which is communicated with the gas collecting hood (2) is embedded in the top of the mounting plate (3), a water absorbing cotton (4) is movably contacted with the bottom of the mounting plate (3), a rotary heating mechanism is rotatably arranged on the inner wall of the bottom of the filtering dehydration tank (100), a driving motor (8) for driving the rotary heating mechanism is embedded in the bottom of the filtering dehydration tank (100), the rotary heating mechanism comprises a rotating rod (5) rotatably arranged on the inner wall of the bottom of the filtering dehydration tank (100), a spiral heating pipe (6) is fixedly sleeved on the outer side of the rotating rod (5), the top end of an output shaft of the driving motor (8) is fixedly connected with the bottom end of the rotating rod (5), a storage battery box (7) is fixedly connected with the top of the rotating rod (5), a first storage battery and a first controller are fixedly arranged in the storage battery box (7), and the first storage battery and the first controller are electrically connected with the spiral heating pipe (6), and the first controller is electrically connected with a temperature sensor (10).
The left side of the filtering dehydration tank (100) is fixedly provided with a temperature sensor (10) which is electrically connected with a rotary heating mechanism, the bottom of the right side of the filtering dehydration tank (100) is communicated with and fixedly provided with a first electromagnetic valve (15) which is communicated with an L-shaped pipe (16), a V-shaped heat conduction copper pipe (17) which is fixedly communicated with the L-shaped pipe (16) is embedded between the inner walls of the two sides of the first dehydration tank (101), the bottom of the V-shaped heat conduction copper pipe (17) is communicated with and fixedly provided with a second electromagnetic valve (18), the right side of the first dehydration tank (101) is embedded with an air suction mechanism which is fixedly communicated with the right end of the V-shaped heat conduction copper pipe (17), the right end of the first dehydration tank (101) is internally provided with a circulating knock mechanism which is matched with the V-shaped heat conduction copper pipe (17), the right end of the second cover plate (26) is embedded with a reciprocating push rod motor (27) which is connected with the circulating knock mechanism, the circulating knock mechanism comprises two elastic knock balls (21) which are arranged in the first dehydration tank (101), the two elastic knock balls (21) are matched with the V-shaped copper pipe (17), the right side copper pipe (21) is fixedly connected with the inner wall (24) of the right side of the V-shaped heat conduction copper pipe (17), the right side (24) is fixedly connected with the left side of the right side of the square heat conduction rod (24), the right side of the square heat conduction rod (23) is fixedly connected with the upper side of the square upper side of the water rod (23), the top end of the T-shaped rod (22) is fixedly connected with the bottom of the L-shaped moving rod (23), the right side of the L-shaped moving rod (23) extends to the right side of the first dewatering box (101), and the right end of an output shaft of the reciprocating push rod motor (27) is fixedly connected with the inner wall of the right side of the L-shaped moving rod (23);
the top fixedly connected with extrusion actuating mechanism of mechanism is knocked in circulation, extrusion actuating mechanism articulates with elasticity guiding mechanism mutually, extrusion actuating mechanism includes horizontal pole (28), and the top fixed connection of bottom one side and L shape movable rod (23) of horizontal pole (28), articulates between the left end of horizontal pole (28) and the bottom right side of movable plate (13) has extrusion pole (29) of slope setting.
2. The efficient dewatering device for coal bed methane ground gathering and transportation according to claim 1, wherein the air pumping mechanism comprises an air pump (19) embedded and fixed on the right side of the first dewatering box (101), the extraction end of the air pump (19) is communicated and fixed with a connecting pipe (20), the top end of the connecting pipe (20) is provided with a plugging structure, and the left side of the connecting pipe (20) is communicated and fixed with the right end of the V-shaped heat conducting copper pipe (17).
3. The efficient dewatering device for coal bed methane ground collection and transportation according to claim 1, wherein a second storage battery (9) is fixedly connected to the right side of the filtering dewatering tank (100), a second controller (25) is fixedly and electrically connected to the front side of the second storage battery (9), and the second controller (25) is electrically connected with a driving motor (8), a temperature sensor (10), a first electromagnetic valve (15), a second electromagnetic valve (18) and an air pump (19).
4. The efficient dewatering device for coal bed gas ground collection and transportation according to claim 1, wherein a clamping groove is formed in the right inner wall of the filtering dewatering box (100), a clamping block clamped with the clamping groove is fixedly connected to the right side of the water absorbing cotton (4), a first through hole communicated with a one-way valve is formed in the top of the water absorbing cotton (4), a T-shaped block is fixedly connected to the left side of the water absorbing cotton (4), the left side of the T-shaped block extends to the left side of the filtering dewatering box (100), a first thread groove is formed in the left side of the filtering dewatering box (100), a first T-shaped bolt is sleeved in the first thread groove in a thread mode, and threads of the T-shaped block are sleeved on the first T-shaped bolt.
5. The efficient dewatering device for coal bed methane ground collection and transportation according to claim 1, wherein the first grooves are formed in two sides of the top of the first cover plate (102), openings are formed in the front side and the rear side of the first grooves, openings are formed in one sides, away from each other, of the two first grooves, the second thread grooves are formed in two sides of the top of the filtering dewatering box (100), second T-shaped bolts are sleeved in the second thread grooves, and the first cover plate (102) is sleeved on the two second T-shaped bolts in a threaded mode.
6. The method for using the efficient dewatering device for coal bed methane surface gathering and transportation according to any one of claims 1 to 5, comprising the following steps:
s1: the air inlet pipe (103) is communicated with an external collecting and conveying pipeline, coal bed gas enters the filtering dehydration tank (100) through the air inlet pipe (103), the coal bed gas in the filtering dehydration tank (100) sequentially passes through the filter screen (1), the gas collecting hood (2) and the one-way valve and enters the lower part of the mounting plate (3), the filter screen (1) filters dust impurities in the coal bed gas, and the filtered impurities are blocked at the top of the filter screen (1);
s2, performing S2; starting a spiral heating pipe (6) and a driving motor (8), wherein the spiral heating pipe (6) generates heat to heat coal bed gas, an output shaft of the driving motor (8) drives the spiral heating pipe (6) to rotate, the rotating spiral heating pipe (6) can uniformly and effectively heat the coal bed gas, the boiling point of natural gas in the coal bed gas is higher than that of water, so that the water is heated to the boiling point firstly, the water is vaporized to generate water vapor after being heated to the boiling point, the water vapor floats upwards, water absorbing cotton (4) absorbs water of the water vapor to achieve the purpose of primary dehydration, and a temperature sensor (10) monitors the temperature in a filtering dehydration tank (100);
s3: when the temperature sensor (10) in the S2 detects that the temperature of the water reaches the boiling point temperature of the water, the temperature sensor (10) transmits signals to a first controller and a second controller (25), the first controller controls the spiral heating pipe (6) to be closed, and the second controller (25) controls the driving motor (8) to be closed and controls the first electromagnetic valve (15) and the air pump (19) to be opened;
s4: when the air pump (19) is started, the connecting pipe (20), the V-shaped heat conduction copper pipe (17), the L-shaped pipe (16) and the first electromagnetic valve (15) are sequentially used for extracting the coalbed methane subjected to the first dehydration in the filtering dehydration tank (100), the extracted coalbed methane enters the V-shaped heat conduction copper pipe (17), cooling water in the first dehydration tank (101) is used for cooling the coalbed methane flowing through the V-shaped heat conduction copper pipe (17), water in the cooled coalbed methane is liquefied to generate water drops which are adhered to the side wall of the V-shaped heat conduction copper pipe (17), so that the coalbed methane is dehydrated again, and the dehydrated coalbed methane is discharged through the air outlet end of the air pump (19);
s5: starting a reciprocating push rod motor (27) while filtering and dehydrating coalbed methane, wherein an output shaft of the reciprocating push rod motor (27) drives an L-shaped moving rod (23) to circularly move left and right, the L-shaped moving rod (23) drives two elastic knock balls (21) to circularly move left and right through a T-shaped rod (22), when the elastic knock balls (21) move left, the left elastic knock balls (21) knock the left inner wall of the V-shaped heat conducting copper pipe (17), the right elastic knock balls (21) are separated from the V-shaped heat conducting copper pipe (17), when the elastic knock balls (21) move right, the left elastic knock balls (21) are separated from the V-shaped heat conducting copper pipe (17), so that the V-shaped heat conducting copper pipe (17) is automatically circularly knocked, when the knock force is low, water drops are knocked down to the bottom inner wall of the V-shaped heat conducting copper pipe (17), and after air extraction is completed, a second controller (25) controls second water drops into a second electromagnetic valve (18) to flow into a water tank (101);
s6: s5 in L shape movable rod (23) circulation drive horizontal pole (28) circulation when removing from side to side and remove, horizontal pole (28) are removed left and are extruded extrusion pole (29) simultaneously, extruded power drives extrusion pole (29) position and remove and rotate, extrusion pole (29) drive movable plate (13) upwards slide on intake pipe (103), movable plate (13) upwards carry out the tensile to two springs (14), the extrusion force to extrusion pole (29) is released when horizontal pole (28) remove right, the elasticity of spring (14) that are in tensile state at this moment drives movable plate (13) and moves down, horizontal pole (28) circulation is left and right sides and is removed, and then make movable plate (13) circulation reciprocate, movable plate (13) drive filter screen (1) circulation reciprocates through two guide bars (11), two collision bars (12) are knocked down when filter screen (1) upwards move.
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| CN202210423165.4A CN114752422B (en) | 2022-04-21 | 2022-04-21 | Efficient dewatering device for coal bed gas ground gathering and transportation and use method thereof |
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| CN114259864A (en) * | 2022-01-12 | 2022-04-01 | 山东宝塔新能源有限公司 | Hydrogen purification device |
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| US3583209A (en) * | 1969-02-27 | 1971-06-08 | Automation Prod | Method of and apparatus for measuring mass of a material |
| JPH04114712A (en) * | 1990-09-06 | 1992-04-15 | Koojienetetsuku Kk | Air cleaner |
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| CN114752422A (en) | 2022-07-15 |
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