CN218359960U - Drilling fluid rapid filtration centrifuge - Google Patents

Drilling fluid rapid filtration centrifuge Download PDF

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Publication number
CN218359960U
CN218359960U CN202222379406.8U CN202222379406U CN218359960U CN 218359960 U CN218359960 U CN 218359960U CN 202222379406 U CN202222379406 U CN 202222379406U CN 218359960 U CN218359960 U CN 218359960U
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cylinder
wall
drilling fluid
filter
pipeline
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CN202222379406.8U
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Chinese (zh)
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王国选
李宏毅
王少朋
王旭
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Liaoning Taihe Industrial Co ltd
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Liaoning Taihe Industrial Co ltd
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Abstract

The utility model discloses a drilling fluid rapid filtration centrifuge belongs to the technical field of filter centrifuge, including the shell body, lid and the first ring carrier that is located the shell body, be provided with centrifugal separation mechanism in the shell body, centrifugal separation mechanism includes the biax motor, the reduction gear, inner tube and cartridge filter, and the inner tube is located first ring carrier, and inner tube bottom one side is provided with liquid phase outlet conduit, and the cartridge filter is located the inner chamber of inner tube, is close to biax motor one side and is provided with exhaust clearance hole mechanism, through the utility model discloses, realized the solid-liquid separation to the drilling fluid to after solid-liquid separation, can scrape the wall clearance with the grained layer that forms after the centrifugation rotation on the cartridge filter inner wall, and simultaneously under the cooperation of interlock part, sweep away all solid-state particle thing that imbeds in the cartridge filter pore, avoided artifical clearance, can not influence filterable efficiency next time, improved filterable intensity, and the energy saving has certain market value.

Description

Drilling fluid rapid filtration centrifuge
Technical Field
The utility model mainly relates to a filter centrifuge's technical field specifically is a drilling fluid rapid filtration centrifuge.
Background
The filtering centrifuge is a dewatering and washing integrated machine, slurry enters a filter through a feed port, liquid phase passes through a filter medium and a perforated drum wall under the action of centrifugal force and is discharged from a rotary drum, solid-phase particles are intercepted on the filter medium to form a filter cake layer, the solid-phase particles are discharged from the rotary drum under the pushing of a spiral, the filtering centrifuge can be used for filtering drilling fluid to carry out solid-liquid separation, and the circulating flushing medium used in a hole in the drilling process of the drilling fluid can be divided into clear water, slurry, clay-free phase flushing fluid, emulsion, foam, compressed air and the like.
In present current drilling fluid rapid filtration centrifuge, for example in the technical structure of application document with application number CN202023190307.2, including motor, exocoel and the commentaries on classics chamber of setting in exocoel inside, the bottom of motor and the top fixed connection who changes the chamber, and the outside cover that changes the chamber top is equipped with fixed feeding frame, fixed feeding frame's outside and exocoel fixed connection, intake pipe and inlet tube have been seted up respectively to the left side of the left top of exocoel and the left side of top, and the inside of exocoel has seted up the air cavity, a plurality of gas pockets have been seted up to one side of air cavity, this structure has realized solid-liquid separation to discharge solid and liquid from different places, but after solid-liquid separation work at every turn, the grained layer that can adhere to solid-state particle formation on the first centrifugation intracavity wall, and the partial filtration pore on the first centrifugation chamber can be blockked up, is difficult to be cleared up to can influence the efficiency and the intensity of next filtration.
SUMMERY OF THE UTILITY MODEL
The utility model discloses technical scheme is too single technical problem to prior art solution, provides and is showing and be different from prior art's solution, specifically the utility model mainly provides a drilling fluid rapid filtration centrifuge for solve the technical problem who proposes in the above-mentioned background art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
a drilling fluid rapid filtration centrifuge comprises an outer shell, a cover body and a first annular support frame located in the outer shell, wherein the cover body is located at a circular opening position on the upper side of the outer shell, a centrifugal separation mechanism is arranged in the outer shell and comprises a double-shaft motor, a speed reducer, an inner tube and a filter cartridge, filter holes are formed in the side wall of the filter cartridge, the cross section of the bottom of the filter cartridge is an inclined plane and is free of the filter holes, the inner tube is located on the first annular support frame, a liquid-phase water outlet pipeline is arranged on one side of the bottom of the inner tube, the filter cartridge is located in an inner cavity of the inner tube, one side of the outer wall of the double-shaft motor is connected with the inner wall of the outer shell through a bolt, an exhaust hole cleaning mechanism is arranged on one side close to the double-shaft motor and comprises a rotary disc and a first sealing tube, and the first sealing tube is connected with the upper side of the inner wall of the outer shell through a support;
a centrifugal cylinder is arranged in the middle of the bottom of a filter cylinder in the centrifugal separation mechanism, four solid-phase discharge ports are arranged on the centrifugal cylinder in an equidistant surrounding manner, a discharge pipeline is arranged at the lower end of the centrifugal cylinder, a first output shaft and a second output shaft are respectively arranged at two output ports of the double-shaft motor, the first output shaft is connected with the input end of a speed reducer, the speed reducer is positioned on one side of the lower surface of the outer shell, a first belt pulley is arranged at the output end of the speed reducer, the first belt pulley is connected with a second belt pulley through a belt, and the second belt pulley is sleeved on the discharge pipeline;
the circle center position of the lower side of a rotary table in the exhaust hole cleaning mechanism is connected with the upper end of a second output shaft, the eccentric position of the upper side of the rotary table is hinged with a first piston rod, one end, far away from the rotary table, of the first piston rod is hinged with a first piston head, the first piston head is connected with the inner wall of a first sealing cylinder in a sliding mode, the output end of the first sealing cylinder is provided with a connecting pipeline, a first electromagnetic valve and a second electromagnetic valve are arranged on the connecting pipeline, and a first guide hose and a second guide hose are respectively arranged at interface positions, close to the two ends of the connecting pipeline;
the eccentric position of lid outer wall upper surface is provided with two side bearers of supporting shoe and supporting shoe one side, two be provided with electric telescopic handle on the lantern ring of side bearer jointly, the electric telescopic handle lower extreme is provided with the sealed section of thick bamboo of second, and the interface and the second guide hose of the sealed section of thick bamboo upside of second are connected, and the sealed section of thick bamboo inner wall one side of second is provided with reset spring, and reset spring one end is provided with second piston head and second piston rod, second piston rod keeps away from second piston head one end and is provided with the movable plate, is provided with a plurality of spouts of equidistant linear distribution on gas flow way and the gas flow way in the movable plate, gas flow way upper end and first guide hose are connected, there is the scraper blade on one side of the movable plate is close to cartridge filter inner wall through the leg joint.
Furthermore, be provided with second ring support frame on the inner wall of inner tube, and be provided with a plurality of limbers on the second ring support frame, be provided with a plurality of ball in the annular groove on the second ring support frame, every ball equal roll connection has annular spacing recess, annular spacing recess is located cartridge filter outer wall bottom.
Furthermore, a shaft seal is arranged at the position where the inner cylinder is connected with the centrifugal cylinder.
Further, a liquid storage tank is arranged below the liquid phase water outlet pipeline and is positioned on one side of the lower surface of the inner wall of the outer shell.
Furthermore, outer wall lower surface one side of the shell body is provided with two parallel arrangement's rectangle slide rail, and two common sliding connection of rectangle slide rail have the storage tank, and the storage tank is corresponding with ejection of compact pipeline.
Furthermore, the interface position of first sealing cylinder outer wall downside is provided with the pipeline of bending, be provided with the third solenoid valve on the pipeline of bending, and the pipeline lower extreme of bending is provided with out the fan housing.
Furthermore, the centre of a circle position of lid upside is provided with the feeder hopper.
Furthermore, four supporting foot frames are arranged at the bottom of the outer shell.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The utility model discloses a shell body, lid, biaxial motor, first belt pulley, belt that set up. The second belt pulley, the inner tube, the cartridge filter, the centrifuge bowl, the solid phase discharge gate, ejection of compact pipeline and reduction gear, make the cartridge filter rotate in the inner chamber of inner tube, realized carrying out solid-liquid separation to the drilling fluid, and separately collect liquid phase material and solid phase material respectively by liquid reserve tank and storage tank, and by the second ring shape support frame, ball and the spacing recess of annular mutually support down, provide the strong point for the cartridge filter, make the cartridge filter pivoted more stable in the inner tube, the centrifugal effect has further been improved, make the better separation of solid-liquid, the practicality has been improved greatly.
(2) The utility model discloses a second output shaft that sets up, the carousel, first piston rod, first piston head, first sealed section of thick bamboo, the connecting tube, first solenoid valve, the second solenoid valve, electric telescopic handle and second guide hose, realized being the interior gas injection of second sealed section of thick bamboo, increase atmospheric pressure, thereby promote movable plate and scraper blade to cartridge filter inner wall direction through second piston head and second piston rod, make scraper blade and cartridge filter inner wall contact, realized after solid-liquid separation, can scrape the wall clearance with the grained layer that forms after the centrifugation rotates on the cartridge filter inner wall, and under the cooperation of linkage parts such as biax motor and electric telescopic handle, make the cartridge filter at the pivoted in-process, the area of wall clearance is scraped in the increase, first guide hose simultaneously with the leading-in gas runner of first sealed section of thick bamboo extruded, sweep away through the spout with the solid-state particulate matter that inlays in the cartridge filter hole is whole, further increased clean intensity, manual cleaning has been avoided, can not influence next filterable efficiency, filtered intensity has been improved, and only need a motor operation to provide kinetic energy, and by the bent pipeline, and the cooling cover of the air separation of the third, still can avoid the high temperature to carry out the air separation to carry out the damage each other.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the outer casing and the cover of the present invention;
FIG. 3 is a schematic cross-sectional view of the inner structure of the outer casing of the present invention;
FIG. 4 is an enlarged view of the area A in FIG. 3;
fig. 5 is an enlarged schematic view of the area B in fig. 3.
Description of the drawings: 1. an outer housing; 11. a cover body; 12. a first annular support frame; 13. a rectangular slide rail;
2. a centrifugal separation mechanism; 21. a double-shaft motor; 211. a first output shaft; 212. a second output shaft; 22. an inner barrel; 221. shaft sealing; 222. a liquid phase water outlet pipeline; 23. a filter cartridge; 231. an annular limiting groove; 24. a centrifugal cylinder; 241. a solid phase discharge port; 25. a discharge pipe; 26. a speed reducer; 261. a first pulley; 262. a second pulley; 27. a second annular support frame; 271. a water through hole; 272. a ball bearing; 28. a liquid storage tank; 29. a storage box;
3. an exhaust hole cleaning mechanism; 31. a turntable; 311. a first piston rod; 312. a first piston head; 32. a first sealing cylinder; 33. bending the pipeline; 331. a third solenoid valve; 332. an air outlet cover; 34. connecting a pipeline; 341. a first solenoid valve; 342. a second solenoid valve; 35. a support block; 351. a side frame; 36. an electric telescopic rod; 37. a second sealing cylinder; 371. a return spring; 372. a second piston head; 373. a second piston rod; 38. moving the plate; 381. a gas flow channel; 382. a spout; 383. a squeegee; 39. a first guide hose; 391. a second guide hose;
4. a feed hopper;
5. and a supporting foot rest.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, and on the contrary, these embodiments are provided so as to make the disclosure more thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In a first embodiment, please refer to fig. 1-5, a drilling fluid rapid filtration centrifuge includes an outer casing 1, a cover 11, and a first annular support frame 12 located in the outer casing 1, where the cover 11 is located at a circular opening position on an upper side of the outer casing 1, a centrifugal separation mechanism 2 is located in the outer casing 1, the centrifugal separation mechanism 2 includes a dual-axis motor 21, a reducer 26, an inner cylinder 22, and a filter cylinder 23, a side wall of the filter cylinder 23 has a filter hole, a bottom cross section is an inclined plane and has no filter hole, the inner cylinder 22 is located on the first annular support frame 12, a liquid phase water outlet pipeline 222 is located on one side of a bottom of the inner cylinder 22, the filter cylinder 23 is located in an inner cavity of the inner cylinder 22, one side of an outer wall of the dual-axis motor 21 is connected with an inner wall of the outer casing 1 through a bolt, an exhaust hole cleaning mechanism 3 is located on one side close to the dual-axis motor 21, the exhaust hole cleaning mechanism 3 includes a rotary table 31 and a first sealing cylinder 32, and the first sealing cylinder 32 is connected with an upper side of an inner wall of the outer casing 1 through a support; a centrifugal cylinder 24 is arranged in the middle of the bottom of a filter cylinder 23 in the centrifugal separation mechanism 2, four solid phase discharge ports 241 are arranged on the centrifugal cylinder 24 in an equidistant surrounding manner, a discharge pipeline 25 is arranged at the lower end of the centrifugal cylinder 24, a first output shaft 211 and a second output shaft 212 are respectively arranged at two output ports of the double-shaft motor 21, the first output shaft 211 is connected with the input end of a speed reducer 26, the speed reducer 26 is positioned on one side of the lower surface of the outer shell 1, a first belt pulley 261 is arranged at the output end of the speed reducer 26, the first belt pulley 261 is connected with a second belt pulley 262 through a belt, and the second belt pulley 262 is sleeved on the discharge pipeline 25; the circle center position of the lower side of a rotary disc 31 in the exhaust hole cleaning mechanism 3 is connected with the upper end of a second output shaft 212, the eccentric position of the upper side of the rotary disc 31 is hinged with a first piston rod 311, one end, far away from the rotary disc 31, of the first piston rod 311 is hinged with a first piston head 312, the first piston head 312 is connected with the inner wall of a first sealing cylinder 32 in a sliding manner, the output end of the first sealing cylinder 32 is provided with a connecting pipeline 34, the connecting pipeline 34 is provided with a first electromagnetic valve 341 and a second electromagnetic valve 342, and the interface positions, close to the two ends of the connecting pipeline 34, are respectively provided with a first guide hose 39 and a second guide hose 391; the eccentric position of the upper surface of the outer wall of the cover body 11 is provided with two side frames 351 at one side of a supporting block 35 and the supporting block 35, two electric telescopic rods 36 are jointly arranged on lantern rings of the side frames 351, the lower end of each electric telescopic rod 36 is provided with a second sealing cylinder 37, a connector at the upper side of the second sealing cylinder 37 is connected with a second guide hose 391, one side of the inner wall of the second sealing cylinder 37 is provided with a reset spring 371, one end of the reset spring 371 is provided with a second piston head 372 and a second piston rod 373, one end of the second piston rod 373, which is far away from the second piston head 372, is provided with a moving plate 38, a gas flow passage 381 and a plurality of nozzles 382 which are linearly distributed at equal intervals are arranged in the moving plate 38, the upper end of the gas flow passage 381 is connected with a first guide hose 39, and one side, which is close to the inner wall of the filter cartridge 23, of the moving plate 38 is connected with a scraper 383 through a support.
The structure realizes the solid-liquid separation of the drilling fluid through the mutual matching of the centrifugal separation mechanism 2 and the exhaust hole cleaning mechanism 3, and after the solid-liquid separation, a particle layer formed after the centrifugal rotation on the inner wall of the filter cartridge 23 can be scraped and cleaned, and simultaneously, under the matching of the linkage part, all solid particles embedded in the filter holes of the filter cartridge 23 are swept out, so that the manual cleaning is avoided, the next filtering efficiency is not influenced, the filtering strength is improved, only one motor is needed, the energy is saved, and the air blowing and cooling can be carried out during the solid-liquid separation, so that the structure is very practical and has certain market value and application prospect;
the specific operation is that firstly the whole device is placed on a horizontal ground, then whether each device in the whole device is damaged is checked, after no damage is ensured, the power is switched on, then the drilling fluid is led into the feed hopper 4 and enters the filter cylinder 23, then the double-shaft motor 21 and the third electromagnetic valve 331 are switched on, the first electromagnetic valve 341 and the second electromagnetic valve 342 are in a closed state, the second output shaft 212 drives the first piston head 312 to reciprocate in the first sealed cylinder 32, air is compressed, then the air is blown out from the bending pipeline 33 and the air outlet cover 332, the air can be used for cooling the motor, meanwhile, the first output shaft 211 drives the discharge pipeline 25 to rotate through the first belt pulley 261, the belt and the second belt pulley 262, and then the centrifugal cylinder 24 at the upper end of the discharge pipeline 25 drives the filter cylinder 23 to synchronously rotate, and the drilling fluid is centrifugally operated, then the liquid enters the bottom of the inner cylinder 22 through the filter holes on the filter cartridge 23, then flows into the liquid storage tank 28 from the liquid phase water outlet pipeline 222, while a part of the solid particles enter the storage tank 29 through the solid phase discharge port 241 and the discharge pipeline 25, and another part of the solid particles are attached to the inner wall of the filter cartridge 23, then the liquid in the liquid storage tank 28 can be taken out to be used as a drilling flushing liquid, after the use, the empty liquid storage tank 28 is put back into the outer shell 1, if the filter cartridge 23 needs to be cleaned after the separation work is finished, the third electromagnetic valve 331 is closed, the second electromagnetic valve 342 is opened, gas is injected into the second sealing cylinder 37 through the second guide hose 391 to increase the gas pressure, the return spring 371 is stretched, so that the moving plate 38 and the scraper 383 are pushed towards the inner wall of the filter cartridge 23 through the second piston head 372 and the second piston rod 373, so that the scraper 383 is in contact with the inner wall of the filter cartridge 23, when the first piston head 312 moves to the rightmost side, the second solenoid valve 342 is closed, the first solenoid valve 341 is opened, the gas is introduced into the gas flow channel 381 through the first guide hose 39, all the solid particles embedded in the filter holes of the filter cartridge 23 are purged through the nozzle 382, and the wall scraping and the hole blowing are performed simultaneously under the cooperation of the rotation of the filter cartridge 23, so as to remove the solid particles remaining on the filter cartridge 23.
In the second embodiment, please refer to fig. 1, 2 and 3 again, two rectangular sliding rails 13 arranged in parallel are disposed on one side of the lower surface of the outer wall of the outer shell 1, the two rectangular sliding rails 13 are connected with a storage box 29 in a sliding manner, the storage box 29 corresponds to the discharge pipeline 25, the storage box 29 is used for realizing the centralized storage of solid particles, and the later cleaning is facilitated, a bent pipeline 33 is disposed at an interface position of the lower side of the outer wall of the first sealing barrel 32, a third electromagnetic valve 331 is disposed on the bent pipeline 33, an air outlet cover 332 is disposed at the lower end of the bent pipeline 33, and through the mutual cooperation between the bent pipeline 33 and the air outlet cover 332, the blowing in the motor direction is realized, so as to facilitate the heat dissipation, a feed hopper 4 is disposed at a circle center position of the upper side of the cover body 11, the drilling fluid can be guided into the filter barrel 23 by the feed hopper 4, four support foot rests 5 are disposed at the bottom of the outer shell 1, and the support foot rests 5 are used for providing the support force for the outer shell 1.
In a third embodiment, please refer to fig. 3 and 5 again, a second annular supporting frame 27 is disposed on the inner wall of the inner cylinder 22, a plurality of water through holes 271 are disposed on the second annular supporting frame 27, a plurality of balls 272 are disposed in an annular groove on the second annular supporting frame 27, each ball 272 is connected to an annular limiting groove 231 in a rolling manner, the annular limiting groove 231 is located at the bottom of the outer wall of the filter cartridge 23, and by the second annular supporting frame 27, the balls 272 and the annular limiting groove 231, a supporting point is provided for the filter cartridge 23, so that the filter cartridge 23 rotates more stably in the inner cylinder 22, the centrifugal effect is improved, solid and liquid are better separated, a shaft seal 221 is disposed at a position where the inner cylinder 22 is connected to the centrifugal cylinder 24, and a liquid storage tank 28 is disposed below the liquid outlet pipe 222, the liquid storage tank 28 is located on one side of the lower surface of the inner wall of the outer housing 1, and the liquid storage tank 28 is used for storing centrifuged liquid.
The above description is taken as an example to describe the present invention with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, as long as the present invention is adopted, the method concept and the technical solution of the present invention are performed to perform this kind of insubstantial improvement, or the concept and the technical solution of the present invention are directly applied to other occasions without improvement, all within the protection scope of the present invention.

Claims (8)

1. The drilling fluid rapid filtration centrifuge comprises an outer shell (1), a cover body (11) and a first annular support frame (12) located in the outer shell (1), wherein the cover body (11) is located at a circular opening position of the upper side of the outer shell (1), and is characterized in that a centrifugal separation mechanism (2) is arranged in the outer shell (1), the centrifugal separation mechanism (2) comprises a double-shaft motor (21), a speed reducer (26), an inner cylinder (22) and a filter cylinder (23), the side wall of the filter cylinder (23) is provided with a filter hole, the cross section of the bottom of the filter cylinder is an inclined plane and is free of the filter hole, the inner cylinder (22) is located on the first annular support frame (12), a liquid-phase water outlet pipeline (222) is arranged on one side of the bottom of the inner cylinder (22), the filter cylinder (23) is located in an inner cavity of the inner cylinder (22), one side of the outer wall of the double-shaft motor (21) is connected with the inner wall of the outer shell (1) through a bolt, an exhaust hole cleaning mechanism (3) is arranged on one side close to the double-shaft motor (21), the exhaust hole cleaning mechanism (3) comprises a rotary table (31) and a first sealing cylinder (32) connected with the upper side of the outer shell (1);
a centrifugal cylinder (24) is arranged in the middle of the bottom of a filter cylinder (23) in the centrifugal separation mechanism (2), four solid-phase discharge holes (241) are arranged on the centrifugal cylinder (24) in an equidistant surrounding mode, a discharge pipeline (25) is arranged at the lower end of the centrifugal cylinder (24), a first output shaft (211) and a second output shaft (212) are respectively arranged at two output ports of the double-shaft motor (21), the first output shaft (211) is connected with the input end of a speed reducer (26), the speed reducer (26) is located on one side of the lower surface of the outer shell (1), a first belt pulley (261) is arranged at the output end of the speed reducer (26), the first belt pulley (261) is connected with a second belt pulley (262) through a belt, and the second belt pulley (262) is sleeved on the discharge pipeline (25);
the circle center position of the lower side of a rotary table (31) in the exhaust hole cleaning mechanism (3) is connected with the upper end of a second output shaft (212), a first piston rod (311) is hinged to the eccentric position of the upper side of the rotary table (31), one end, far away from the rotary table (31), of the first piston rod (311) is hinged to a first piston head (312), the first piston head (312) is connected with the inner wall of a first sealing barrel (32) in a sliding mode, a connecting pipeline (34) is arranged at the output end of the first sealing barrel (32), a first electromagnetic valve (341) and a second electromagnetic valve (342) are arranged on the connecting pipeline (34), and a first guide hose (39) and a second guide hose (391) are respectively arranged at interface positions close to two ends of the connecting pipeline (34);
the eccentric position of lid (11) outer wall upper surface is provided with two side bearer (351) of supporting shoe (35) and supporting shoe (35) one side, two be provided with electric telescopic handle (36) jointly on the lantern ring of side bearer (351), electric telescopic handle (36) lower extreme is provided with second sealed cylinder (37), the interface and the second guide hose (391) of second sealed cylinder (37) upside are connected, second sealed cylinder (37) inner wall one side is provided with reset spring (371), and reset spring (371) one end is provided with second piston head (372) and second piston rod (373), second piston rod (373) keep away from second piston head (372) one end and be provided with movable plate (38), be provided with a plurality of spouts (382) that equidistant linear distribution in gas flow path (381) and gas flow path (381) in (38), gas flow path (381) upper end is connected with first guide hose (39), movable plate (38) are close to cartridge filter (23) inner wall one side and are connected with scraper blade (383) through the support.
2. The drilling fluid rapid filtration centrifuge as claimed in claim 1, wherein a second annular support frame (27) is arranged on the inner wall of the inner cylinder (22), a plurality of water through holes (271) are arranged on the second annular support frame (27), a plurality of balls (272) are arranged in an annular groove on the second annular support frame (27), each ball (272) is connected with an annular limiting groove (231) in a rolling manner, and the annular limiting groove (231) is located at the bottom of the outer wall of the filter cartridge (23).
3. The drilling fluid rapid filtration centrifuge as claimed in claim 2, wherein a shaft seal (221) is arranged at the position where the inner cylinder (22) is connected with the centrifuge cylinder (24).
4. The drilling fluid rapid filtration centrifuge as claimed in claim 1, wherein a liquid storage tank (28) is arranged below the liquid phase water outlet pipeline (222), and the liquid storage tank (28) is positioned on one side of the lower surface of the inner wall of the outer shell (1).
5. The drilling fluid rapid filtration centrifuge as claimed in claim 4, wherein two rectangular slide rails (13) arranged in parallel are arranged on one side of the lower surface of the outer wall of the outer shell (1), the two rectangular slide rails (13) are connected with a storage box (29) in a sliding manner, and the storage box (29) corresponds to the discharge pipeline (25).
6. The drilling fluid rapid filtering centrifuge as claimed in claim 1, wherein a bent pipeline (33) is provided at an interface position of a lower side of an outer wall of the first sealing cylinder (32), a third electromagnetic valve (331) is provided on the bent pipeline (33), and an air outlet cover (332) is provided at a lower end of the bent pipeline (33).
7. The drilling fluid rapid filtering centrifuge as claimed in claim 1, wherein a feed hopper (4) is arranged at the center of the upper side of the cover body (11).
8. A drilling fluid rapid filtration centrifuge according to claim 5, characterized in that four support legs (5) are provided at the bottom of the outer casing (1).
CN202222379406.8U 2022-09-07 2022-09-07 Drilling fluid rapid filtration centrifuge Active CN218359960U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222379406.8U CN218359960U (en) 2022-09-07 2022-09-07 Drilling fluid rapid filtration centrifuge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222379406.8U CN218359960U (en) 2022-09-07 2022-09-07 Drilling fluid rapid filtration centrifuge

Publications (1)

Publication Number Publication Date
CN218359960U true CN218359960U (en) 2023-01-24

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Application Number Title Priority Date Filing Date
CN202222379406.8U Active CN218359960U (en) 2022-09-07 2022-09-07 Drilling fluid rapid filtration centrifuge

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117138984A (en) * 2023-11-01 2023-12-01 河南中正石油起重机械有限公司 Drilling fluid rapid filtration desanding centrifugal machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117138984A (en) * 2023-11-01 2023-12-01 河南中正石油起重机械有限公司 Drilling fluid rapid filtration desanding centrifugal machine
CN117138984B (en) * 2023-11-01 2024-01-09 河南中正石油起重机械有限公司 Drilling fluid rapid filtration desanding centrifugal machine

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