CN112031736A - Desanding and dewatering device in natural gas hydrate exploitation process - Google Patents
Desanding and dewatering device in natural gas hydrate exploitation process Download PDFInfo
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- CN112031736A CN112031736A CN202010701028.3A CN202010701028A CN112031736A CN 112031736 A CN112031736 A CN 112031736A CN 202010701028 A CN202010701028 A CN 202010701028A CN 112031736 A CN112031736 A CN 112031736A
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- natural gas
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- filtering box
- waste
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- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000008569 process Effects 0.000 title claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 50
- 239000002699 waste material Substances 0.000 claims abstract description 39
- 238000001914 filtration Methods 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000004576 sand Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims description 24
- 239000002912 waste gas Substances 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 244000309464 bull Species 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- 238000005057 refrigeration Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 98
- 239000003345 natural gas Substances 0.000 abstract description 50
- -1 natural gas hydrates Chemical class 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 31
- 230000005540 biological transmission Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000005484 gravity Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction 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
- E21B43/34—Arrangements for separating materials produced by the well
-
- 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
- E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of natural gas hydrates, and discloses a sand and water removing device in the process of natural gas hydrate exploitation, which comprises a lower vent pipe, wherein a gas filtering box is fixedly arranged at the top end of the lower vent pipe, an upper vent pipe is fixedly arranged at the top end of the gas filtering box, power boxes are fixedly arranged on the front side and the rear side of the gas filtering box, a waste material box is fixedly arranged on the left side of the power box, an exhaust pipe is fixedly arranged at the top end of the waste material box, a rotating wheel is movably arranged in the gas filtering box, a strip groove is formed in the rotating wheel, a spring is fixedly arranged on one side of the strip groove close to the circle center of the rotating wheel, a top block is fixedly arranged on one side of the spring far away from the circle center of the rotating wheel, a waste material port is formed at the bottom end of the waste material, the device can effectually carry out the degritting dewatering to the natural gas to can reduce the loss of natural gas at filtering process.
Description
Technical Field
The invention relates to the technical field of natural gas hydrates, in particular to a sand and water removing device in a natural gas hydrate exploitation process.
Background
Natural gas hydrate, organic compound, namely combustible ice, is an ice-like crystalline substance which is distributed in deep sea sediment or permafrost of land areas and is formed by natural gas and water under the conditions of high pressure and low temperature.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a sand and water removing device in the natural gas hydrate exploitation process, which has the advantages of sand and water removal and solves the problem that sand and water cannot be removed.
(II) technical scheme
In order to realize the aim of removing sand and water, the invention provides the following technical scheme: a desanding and dewatering device in the natural gas hydrate exploitation process comprises a lower vent pipe, wherein a gas filtering box is fixedly mounted at the top end of the lower vent pipe, an upper vent pipe is fixedly mounted at the top end of the gas filtering box, power boxes are fixedly mounted on the front side and the rear side of the gas filtering box, a waste material box is fixedly mounted on the left side of the power boxes, an exhaust pipe is fixedly mounted at the top end of the waste material box, a rotating wheel is movably mounted in the gas filtering box, a strip groove is formed in the rotating wheel, a spring is fixedly mounted on one side, close to the circle center of the rotating wheel, of the strip groove, a top block is fixedly mounted on one side, away from the circle center of the rotating wheel, a rotating shaft is fixedly mounted in the rotating wheel, a wheel disc is movably mounted in the power boxes, a transmission rod is fixedly mounted on the front, lifter bottom fixed mounting has the ejector pad, the inside top fixed mounting of dump bin has the abaculus, the inside push away groove of having seted up of abaculus, the inside air vent of having seted up of abaculus, the inside fixed mounting of air vent has vice filter screen, the abandonment mouth has been seted up to the dump bin bottom, the inside spout of having seted up of dump bin bottom, the inside fixed mounting of spout has the crooked spring, the crooked spring is close to the one end fixed mounting who abandons the mouth and has the baffle, the gas vent has been seted up to the gas filter box top, the inside fixed mounting of gas vent has main filter screen, the waste gas port has been seted up in the gas filter box left side, the air inlet has been seted up on gas filter box bottom right side, the inside fixed.
Preferably, kicking block top movable mounting has the bull stick, bull stick fixed surface installs the rotor plate, the inside fixed mounting of bull stick has the torsional spring, torsional spring one end fixed mounting is in the rotor plate, torsional spring other end fixed mounting is in the kicking block, and when runner and kicking block were at the filter gas incasement internal rotation, the rotor plate can be laminated each other with the filter gas incasement wall always under the effect of torsional spring, guarantees that natural gas and impurity can not follow the kicking block and spill over from the gap between the filter gas incasement wall.
Preferably, the rotation hole has been seted up to the case inside of straining gas, pivot movable mounting is inside changeing the hole, movable mounting has sealed the pad between commentaries on classics hole and the pivot, rim plate fixed mounting is at the both ends of pivot, and the rotation through the runner drives the rim plate and rotates, provides power source.
Preferably, the compression spring is fixedly mounted at the bottom of the push groove, the compression spring is fixedly mounted at the moving bottom, the rod groove is formed in the embedded block, the push rod is movably mounted in the rod groove, the transmission rod is driven to move through the wheel disc, the moving direction of the push rod is limited by the rod groove, the push rod moves left and right under the driving of the transmission rod, and the moving block moves up and down through the push rod and the compression spring, so that the purpose of moving the lifting rod and the push block up and down is achieved.
Preferably, the cavity is opened in the waste bin, the waste gas port is connected with the cavity, the waste material port is opened at the lowest end of the cavity, the top block pushes the natural gas which is not discharged from the exhaust port and the impurities which are filtered down into the cavity through the waste gas port, the natural gas reenters the upper vent pipe from the vent hole through the exhaust pipe, and the impurities are discharged into the sea from the waste material port.
Preferably, the surface is the arc about the ejector pad, and the width of ejector pad is the same with abandoning the material mouth width, the baffle totally two, be the symmetry installation, and two one side fixed mounting that the baffle is close to mutually has sealed piece, when the ejector pad moves down, enter into abandoning in the material mouth, will abandon the material mouth and block up, both sides are mutual about preventing, the ejector pad continues to move down, push away the push pedal to both sides, it abandons the workbin outside to push away impurity, rise inside getting back to abandoning the workbin again, the baffle moves to the inboard under the effect of bending spring, it blocks up again to abandoning the material mouth.
Preferably, the runner is not on same axis with the gas filtering box, the runner is laminated with the gas filtering box inner wall of exhaust gas port right-hand member, the kicking block is total six, evenly installs inside the runner, the diameter of gas vent, air inlet and exhaust gas port all is less than the width of kicking block, and in the natural gas entered into the gas filtering box from the air inlet, because the impact of natural gas drove the runner and begins to rotate, when natural gas and impurity moved the exhaust gas port under the drive of kicking block, because runner and exhaust gas port right-hand member laminate mutually, natural gas and impurity were crowded into in the exhaust gas port to be kept in the waste material case.
(III) advantageous effects
Compared with the prior art, the invention provides a sand and water removing device in the natural gas hydrate exploitation process, which has the following beneficial effects:
1. this desanding water trap among natural gas hydrate exploitation process, the natural gas is when the refrigeration piece in the breather pipe down, steam in the natural gas is frozen for the ice-cube, and along with the natural gas continues to rise, enter into the filter box back at the natural gas, because the pressure of natural gas makes the kicking block promoted, thereby drive the runner and rotate, natural gas and impurity are between the kicking block, along with the kicking block removes, when reacing the gas vent lower extreme, the natural gas passes through the gas vent and enters into last breather pipe, and impurity is given by main filter screen and filters down, and under the effect of commentaries on classics board, give away main filter screen surface filtration's impurity, avoid main filter screen to be stopped up, impurity and the natural gas that does not follow the gas vent exhaust continue to remove along with the kicking block, and follow the waste gas mouth and be discharged and enter into in the dump bin, reach the.
2. This desanding water trap in natural gas hydrate exploitation process, enter into the natural gas of abandoning the workbin, enter into the venthole through vice filter screen, and get back to in the venthole again through the blast pipe, avoid the waste of natural gas, cause the decline of output, and enter into the impurity in the abandoning the workbin, slide to abandoning the workbin bottommost under the action of gravity, under the drive of rim plate, the ejector pad begins to reciprocate, when the ejector pad moves down, enter into abandoning in the material mouth, block up the abandoning material mouth, prevent that upper and lower both sides are mutual, the ejector pad continues the downstream, push away the push pedal to both sides, it is outside to push away the abandoning workbin with impurity, rise back to abandoning the workbin inside again, the baffle moves to the inboard under the effect of bending spring, block up the abandon.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the wheel of the present invention;
FIG. 3 is a cross-sectional view of the discard bin of the present invention;
FIG. 4 is a cross-sectional view of the air filter box of the present invention;
FIG. 5 is a schematic view of a top block of the present invention;
FIG. 6 is a schematic view of a spindle according to the present invention.
In the figure: 1. a lower vent pipe; 2. a gas filtering box; 3. an upper vent pipe; 4. a power box; 5. a material discarding box; 6. an exhaust pipe; 7. a rotating wheel; 8. a strip groove; 9. a spring; 10. a top block; 11. a rotating shaft; 12. a wheel disc; 13. a transmission rod; 14. a push rod; 15. a moving block; 16. a lifting rod; 17. a push block; 18. an insert block; 19. pushing the groove; 20. a vent hole; 21. a secondary filter screen; 22. a material discharge port; 23. a chute; 24. a bending spring; 25. a baffle plate; 26. an exhaust port; 27. a main filter screen; 28. an exhaust gas vent; 29. an air inlet; 30. a refrigeration sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a sand and water removing device in the natural gas hydrate exploitation process comprises a lower vent pipe 1, a gas filtering tank 2 is fixedly installed at the top end of the lower vent pipe 1, an upper vent pipe 3 is fixedly installed at the top end of the gas filtering tank 2, power tanks 4 are fixedly installed at the front side and the rear side of the gas filtering tank 2, a waste tank 5 is fixedly installed at the left side of the power tank 4, an exhaust pipe 6 is fixedly installed at the top end of the waste tank 5, a rotating wheel 7 is movably installed in the gas filtering tank 2, a strip groove 8 is formed in the rotating wheel 7, a spring 9 is fixedly installed at one side of the strip groove 8 close to the circle center of the rotating wheel 7, a top block 10 is fixedly installed at one side of the spring 9 far away from the circle center of the rotating wheel 7, a rotating rod is movably installed at the top end of the top block 10, a rotating, when the rotating wheel 7 and the top block 10 rotate in the gas filtering box 2, the rotating plate can always be attached to the inner wall of the gas filtering box 2 under the action of a torsion spring, natural gas and impurities can not overflow from a gap between the top block 10 and the inner wall of the gas filtering box 2, a rotating shaft 11 is fixedly installed in the rotating wheel 7, a rotating hole is formed in the gas filtering box 2, the rotating shaft 11 is movably installed in the rotating hole, a sealing gasket is movably installed between the rotating hole and the rotating shaft 11, the wheel disc 12 is fixedly installed at two ends of the rotating shaft 11, the wheel disc 12 is driven to rotate through the rotation of the rotating wheel 7 to provide a power source, the wheel disc 12 is movably installed in the power box 4, a transmission rod 13 is fixedly installed on the front face of the wheel disc 12, a push rod 14 is movably installed at the left end of the transmission rod 13, a moving block 15 is movably connected at the left, an embedded block 18 is fixedly arranged at the top end inside the waste material box 5, a pushing groove 19 is formed inside the embedded block 18, a compression spring 9 is fixedly arranged at the bottom of the pushing groove 19, the compression spring 9 is fixedly arranged at the moving bottom, a rod groove is formed inside the embedded block 18, a push rod 14 is movably arranged inside the rod groove, the transmission rod 13 is driven to move through a wheel disc 12, the moving direction of the push rod 14 is limited by the rod groove, the push rod 14 is driven to move left and right by the transmission rod 13, a moving block 15 is driven to move up and down through the push rod 14 and the compression spring 9, so that the purpose of moving the lifting rod 16 and the pushing block 17 up and down is achieved, a vent hole 20 is formed inside the embedded block 18, an auxiliary filter screen 21 is fixedly arranged inside the vent hole 20, a waste material opening 22 is formed at the bottom end of the waste material box 5, a sliding groove 23 is formed inside, the upper surface and the lower surface of the pushing block 17 are both arc-shaped, the width of the pushing block 17 is the same as that of the waste material opening 22, the two baffle plates 25 are symmetrically arranged, a sealing block is fixedly arranged on one side, close to the two baffle plates 25, of the pushing block 17, when the pushing block 17 moves downwards, the pushing block enters the waste material opening 22 to block the waste material opening 22, interaction between the upper side and the lower side is prevented, the pushing block 17 continues to move downwards, the pushing plate is pushed to two sides to push impurities out of the waste material box 5 and then rises back to the inside of the waste material box 5, the baffle plates 25 move inwards under the action of the bending springs 24 to block the waste material opening 22 again, the top end of the air filtering box 2 is provided with an air outlet 26, a main filter screen 27 is fixedly arranged inside the air outlet 26, the left side of the air filtering box 2 is provided with an exhaust gas opening 28, the inside of the waste material box 5 is provided with a cavity, the exhaust gas opening 28 is connected with the, pushed into the cavity through the exhaust port 28, natural gas re-enters the upper snorkel 3 from the vent hole 20 through the exhaust pipe 6, impurities are discharged into the sea from the material discharge port 22, the right side of the bottom of the gas filtering box 2 is provided with an air inlet 29, the rotating wheel 7 and the gas filtering box 2 are not on the same axial line, the rotating wheel 7 is attached to the inner wall of the gas filtering box 2 at the right end of the waste gas port 28, the number of the top blocks 10 is six, the top blocks are uniformly arranged in the rotating wheel 7, the diameters of the air outlet 26, the air inlet 29 and the waste gas port 28 are smaller than the width of the top blocks 10, and natural gas enters the gas filtering box 2 from the air inlet 29, since the rotary wheel 7 starts to rotate due to the impact of the natural gas, when the natural gas and the impurities move to the exhaust gas port 28 by the top block 10, because the rotating wheel 7 is attached to the right end of the waste gas outlet 28, the natural gas and impurities are squeezed into the waste gas outlet 28, thereby being kept in the waste material box 5, and the surface of the inner wall of the lower vent pipe 1 is fixedly provided with a refrigerating sheet 30.
The working principle is that the mined natural gas rises in the lower vent pipe 1 due to pressure, the temperature is reduced when the natural gas passes through the refrigerating sheet 30, water vapor in the natural gas is frozen into ice blocks, the natural gas continuously rises to enter the air filter box 2 through the air inlet 29, the top block 10 is pushed under the action of pressure, so that the rotating wheel 7 is driven to rotate, when the natural gas rotates to the position below the air outlet 26, the natural gas enters the upper vent pipe 3 through the air outlet 26, impurities and the ice blocks are filtered by the main filter screen 27 and continuously rotate along with the top block 10, when the top block 10 rotates, the rotating plate is always attached to the inner wall of the air filter box 2, so that the filtered impurities on the surface of the main filter screen 27 are scraped off, the main filter screen 27 is prevented from being blocked, the air passing is prevented, the impurities and the natural gas which does not enter the upper vent pipe 3 are continuously rotated along with the top block 10, and when, because the rotating wheel 7 is attached to the right end of the waste gas port 28, all natural gas and impurities can be squeezed into the waste gas port 28, the natural gas and the impurities enter the waste material box 5 through the waste gas port 28, the natural gas entering the waste material box 5 enters the vent hole 20 through the auxiliary filter screen 21 and returns to the upper vent pipe 3 through the exhaust pipe 6, the waste of the natural gas is avoided, the loss of the natural gas is reduced, the impurities entering the waste material box 5 slide to the bottommost end of the waste material box 5 under the action of gravity, because the rotating shaft 11 is fixedly arranged in the rotating wheel 7, the wheel discs 12 are fixedly arranged at two ends of the rotating shaft 11, the rotating shaft 11 is driven to rotate through the rotating wheel 7, the wheel discs 12 drive the transmission rod 13 to move, because the push rod 14 is embedded in the rod groove, the moving direction of the push rod 14 is limited, so that the push rod 14 moves left and right under the driving of the, through push rod 14 and compression spring 9, make movable block 15 reciprocate, thereby reach the purpose of reciprocating lifter 16 and ejector pad 17, when ejector pad 17 moves down, enter into abandon material mouth 22, block up abandon material mouth 22, prevent that upper and lower both sides are mutual, ejector pad 17 continues to move down, push away the push pedal to both sides, dump impurity material case 5 outside, rise to get back to inside abandon material case 5 again, baffle 25 moves to the inboard under the effect of crooked spring 24, block up abandon material mouth 22 again, reach the purpose with impurity discharge, prevent to pile up in abandon material case 5.
In summary, in the sand and water removing device during the exploitation of the natural gas hydrate, when the natural gas passes through the refrigeration sheet 30 in the lower vent pipe 1, the water vapor in the natural gas is frozen into ice blocks and continuously rises along with the natural gas, after the natural gas enters the filter gas box 2, the top block 10 is pushed due to the pressure of the natural gas, thereby driving the rotating wheel 7 to rotate, the natural gas and the impurities move between the top blocks 10 along with the top blocks 10, on reaching the lower end of the vent 26, natural gas enters the upper vent pipe 3 through the vent 26, the impurities are filtered by the main filter screen 27, and under the action of the rotating plate, the impurities filtered on the surface of the main filter screen 27 are scraped, so that the main filter screen 27 is prevented from being blocked, the impurities and natural gas which is not discharged from the exhaust port 26 continue to move along with the top block 10, and are discharged from the waste gas port 28 to enter the waste material box 5, and the purposes of removing water and sand are achieved; the natural gas that enters into abandoning workbin 5, enter into air vent 20 through vice filter screen 21, and get back to in the upper vent pipe 3 again through blast pipe 6, avoid the waste of natural gas, cause the decline of output, and the impurity that enters into abandoning workbin 5, slide to abandoning workbin 5 bottommost under the action of gravity, under the drive of rim plate 12, ejector pad 17 begins to reciprocate, when ejector pad 17 moves down, enter into abandoning material mouth 22, it blocks up abandoning material mouth 22, prevent upper and lower both sides interaction, ejector pad 17 continues to move down, push away the push pedal to both sides, throw off the outside of abandoning workbin 5 with impurity, rise to get back to inside abandoning workbin 5 again, baffle 25 moves to the inboard under the effect of crooked spring 24, it blocks up abandons material mouth 22 again.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a sand and water removing device in natural gas hydrate exploitation process, includes breather pipe (1) down, its characterized in that: the top end of the lower vent pipe (1) is fixedly provided with an air filtering box (2), the top end of the air filtering box (2) is fixedly provided with an upper vent pipe (3), the front side and the rear side of the air filtering box (2) are both fixedly provided with power boxes (4), the left side of the power box (4) is fixedly provided with a waste material box (5), and the top end of the waste material box (5) is fixedly provided with an exhaust pipe (6);
a rotating wheel (7) is movably mounted in the air filtering box (2), a strip groove (8) is formed in the rotating wheel (7), a spring (9) is fixedly mounted on one side, close to the circle center of the rotating wheel (7), of the strip groove (8), a jacking block (10) is fixedly mounted on one side, away from the circle center of the rotating wheel (7), of the spring (9), and a rotating shaft (11) is fixedly mounted in the rotating wheel (7);
the inside movable mounting of headstock (4) has rim plate (12), rim plate (12) openly fixed mounting has transfer line (13), transfer line (13) left end movable mounting has push rod (14), push rod (14) left end swing joint has movable block (15), movable block (15) bottom fixed mounting has lifter (16), lifter (16) bottom fixed mounting has ejector pad (17), material waste box (5) inside top fixed mounting has abaculus (18), shallow groove (19) have been seted up to abaculus (18) inside, air vent (20) inside fixed mounting has vice filter screen (21), material waste opening (22) have been seted up to material waste box (5) bottom, spout (23) have been seted up to material waste box (5) bottom inside, spout (23) inside fixed mounting has bent spring (24), a baffle plate (25) is fixedly arranged at one end of the bending spring (24) close to the material discharge port (22);
exhaust port (26) have been seted up on air filtering box (2) top, the inside fixed mounting of exhaust port (26) has main filter screen (27), waste gas mouth (28) have been seted up on air filtering box (2) left side, air inlet (29) have been seted up on air filtering box (2) bottom right side, breather pipe (1) inner wall fixed surface installs refrigeration piece (30) down.
2. The device for removing sand and water in the natural gas hydrate exploitation process according to claim 1, wherein: the ejector block (10) top movable mounting has the bull stick, bull stick fixed surface installs the commentaries on classics board, the inside fixed mounting of bull stick has the torsional spring, torsional spring one end fixed mounting is in the commentaries on classics board, torsional spring other end fixed mounting is in ejector block (10).
3. The device for removing sand and water in the natural gas hydrate exploitation process according to claim 1, wherein: the rotating hole is formed in the air filtering box (2), the rotating shaft (11) is movably mounted in the rotating hole, a sealing gasket is movably mounted between the rotating hole and the rotating shaft (11), and the wheel disc (12) is fixedly mounted at two ends of the rotating shaft (11).
4. The device for removing sand and water in the natural gas hydrate exploitation process according to claim 1, wherein: push away groove (19) bottom fixed mounting have compression spring (9), compression spring (9) fixed mounting is in removing the bottom, the rod groove has been seted up to abaculus (18) inside, push rod (14) movable mounting is in the rod inslot portion.
5. The device for removing sand and water in the natural gas hydrate exploitation process according to claim 1, wherein: the waste material box (5) is internally provided with a cavity, the waste gas port (28) is connected with the cavity, and the waste material port (22) is arranged at the lowest end of the cavity.
6. The device for removing sand and water in the natural gas hydrate exploitation process according to claim 1, wherein: the upper and lower surfaces of the push block (17) are arc-shaped, the width of the push block (17) is the same as that of the material abandoning port (22), the two baffle plates (25) are symmetrically arranged, and the sealing blocks are fixedly arranged on the side, close to each other, of the two baffle plates (25).
7. The device for removing sand and water in the natural gas hydrate exploitation process according to claim 1, wherein: runner (7) are not on same axis with gas filtering box (2), runner (7) laminate mutually with gas filtering box (2) inner wall of waste gas port (28) right-hand member, kicking block (10) are total six, evenly install inside runner (7), the diameter of gas vent (26), air inlet (29) and waste gas port (28) all is less than the width of kicking block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701028.3A CN112031736A (en) | 2020-07-20 | 2020-07-20 | Desanding and dewatering device in natural gas hydrate exploitation process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701028.3A CN112031736A (en) | 2020-07-20 | 2020-07-20 | Desanding and dewatering device in natural gas hydrate exploitation process |
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| CN112031736A true CN112031736A (en) | 2020-12-04 |
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| CN202010701028.3A Pending CN112031736A (en) | 2020-07-20 | 2020-07-20 | Desanding and dewatering device in natural gas hydrate exploitation process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116335567A (en) * | 2023-05-29 | 2023-06-27 | 烟台大学 | Protection device for natural gas hydrate exploitation |
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