CN214515289U - Centrifuge for drilling fluid - Google Patents

Centrifuge for drilling fluid Download PDF

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Publication number
CN214515289U
CN214515289U CN202023190307.2U CN202023190307U CN214515289U CN 214515289 U CN214515289 U CN 214515289U CN 202023190307 U CN202023190307 U CN 202023190307U CN 214515289 U CN214515289 U CN 214515289U
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China
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cavity
centrifuge
centrifugal
air
exocoel
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Expired - Fee Related
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CN202023190307.2U
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Chinese (zh)
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张雯
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Individual
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Individual
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Abstract

The utility model discloses a centrifuge for drilling fluid, including motor, exocoel and setting at the inside commentaries on classics chamber of exocoel, 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 in the left top of exocoel and the left side at 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, the utility model relates to a centrifuge technical field. This centrifuge for drilling fluid, centrifuge blow to the air cavity through the air-blower after work, simultaneously to adding water in the water storage box, and gas blows to the filtration pore of changeing the chamber through the gas pocket, washes away the impurity of jam in the filtration pore, and water in the water storage box makes rivers at the uniform velocity spill on changeing the chamber through the wash port, can clear up centrifuge and change the remaining mud of intracavity surface, realizes the effect of automatic clearance, and easy operation is laborsaving.

Description

Centrifuge for drilling fluid
Technical Field
The utility model relates to a centrifuge technical field specifically is a centrifuge for drilling fluid.
Background
A drilling fluid centrifuge is a five-stage solid phase particle control device in a drilling mud solid control system, separates suspension in drilling fluid by using a centrifugal sedimentation separation principle, balances the viscosity and specific gravity of the drilling fluid in the drilling field, recovers heavy metal powder in the drilling fluid, and saves the drilling cost; the important equipment for separating and controlling the solid phase particles in the field of environment-friendly waste slurry treatment mainly separates the solid phase particles with the particle size of 2-5 microns and the particle size of 5-7 microns in the drilling fluid, and is indispensable equipment in the fields of petroleum drilling, coal bed gas drilling and environment-friendly waste slurry treatment at present.
The existing drilling fluid centrifuge has the advantages that most of rotating cavities of the existing drilling fluid centrifuge are single-layer rotating cavities, only once slurry separation can be carried out, solid phase and liquid phase which are not thoroughly separated can not be fully separated, secondary separation can be carried out again, the working efficiency is reduced, the existing centrifuge finishes working, the rotating cavities can not realize the automatic cleaning effect, the situation that blockage occurs easily in the next working is caused, and the separation can not be better carried out.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a centrifuge for drilling fluid has solved the abundant separation that during operation mud can not be better, and the centrifuge can not carry out self-cleaning's problem after the work.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a centrifuge for drilling fluid, includes motor, exocoel and sets up the commentaries on classics chamber in exocoel inside, the bottom of motor and the top fixed connection who changes the chamber, and the outside cover on commentaries on classics 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 top of exocoel and the left side at 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, one side fixedly connected with waterproof pad of gas pocket, the internal surface fixedly connected with water storage box at exocoel top, and a plurality of wash ports have been seted up to the bottom of water storage box.
The outer surface of the outer cavity is fixedly connected with a supporting frame, the top of the right side of the supporting frame is fixedly connected with an air blower through a nut, an air inlet pipe is sleeved on the surface of an air outlet of the air blower, and one end of the air inlet pipe is sleeved on the surface of the air inlet.
Preferably, the rotating cavity comprises a first centrifugal cavity, a second centrifugal cavity and a centrifugal table, the centrifugal table is fixedly connected to the bottom of the inner cavity of the first centrifugal cavity, two first solid phase discharge holes are formed in the side face of the centrifugal table, and second solid phase discharge holes are formed in the bottoms of the first centrifugal cavity and the second centrifugal cavity.
Preferably, the bottom of support frame is seted up flutedly, and the top fixedly connected with bracing piece of recess, the surface cover of bracing piece is equipped with positioning spring, and the outside cover of bracing piece bottom is equipped with the support base, the inside of supporting the base and the bottom that is located the bracing piece are provided with damping spring.
Preferably, the top of the outer cavity is fixedly connected with a supporting feeding frame, the top of the supporting feeding frame is fixedly connected with the motor through a nut, and the right side of the fixing feeding frame is communicated with a feeding pipe penetrating through the supporting feeding frame.
Preferably, the bottom end of the second solid-phase discharge port is in threaded connection with a solid-phase cover, the left side and the right side of the bottom of the outer cavity are respectively provided with a liquid-phase water outlet, and the bottom end of the liquid-phase water outlet is in threaded connection with the liquid-phase cover.
Preferably, the bottom end of the motor output shaft is fixedly connected with a tooth block, and the top of the rotating cavity is provided with a gear groove matched with the tooth block.
Advantageous effects
The utility model provides a centrifuge for drilling fluid. Compared with the prior art, the method has the following beneficial effects:
(1) the centrifuge for the drilling fluid is characterized in that an air inlet pipe and a water inlet pipe are respectively arranged at the top of the left side of the outer cavity and the left side of the top of the outer cavity, an air cavity is arranged in the outer cavity, a plurality of air holes are formed in one side of the air cavity, a waterproof pad is fixedly connected to one side of the air holes, a water storage box is fixedly connected to the inner surface of the top of the outer cavity, and a plurality of drain holes are formed in the bottom of the water storage box; the outer fixed surface of exocoel is connected with the support frame, and the right side top of support frame is through nut fixedly connected with air-blower, and the surperficial cover of air-blower air outlet is equipped with the intake pipe, a pot head of intake pipe is established on the air inlet surface, centrifuge is after work, blow to the air cavity in through the air-blower, simultaneously to adding water in the water storage box, gas blows to the filtration pore of crossing of commentaries on classics chamber through the gas pocket, will cross the interior impurity of choking of filtration pore and wash away, water in the water storage box makes rivers spill on changeing the chamber at the uniform velocity through the wash port, can clear up centrifuge changes remaining mud of intracavity surface, realize the effect of automatic clearance, easy operation is laborsaving.
(2) This centrifuge for drilling fluid, through being changeing the chamber and including first centrifugal chamber, second centrifugal chamber and centrifugal station, centrifugal station fixed connection is in the bottom of first centrifugal chamber inner chamber, and the side of centrifugal station has seted up two first solid phase discharge gates, the second solid phase discharge gate has all been seted up to the bottom in first centrifugal chamber and second centrifugal chamber, when quantitative solid-liquid mixture gets into and changes the chamber, it produces centrifugal effect through changeing the chamber rotation to fall to the centrifugal station, make solid-liquid mixture splash and carry out primary filtration to first centrifugal chamber, along with and get into second centrifugal chamber and carry out secondary filter, can make solid-phase liquid phase fully separated, the solid-liquid mixture after the separation need not separate again, improve work efficiency.
Drawings
Fig. 1 is a sectional view of the outer chamber of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a sectional view of the local structure of the support frame of the present invention.
In the figure: 1. a motor; 2. an outer cavity; 3. rotating the cavity; 4. fixing a feeding frame; 5. an air inlet pipe; 6. a water inlet pipe; 7. an air cavity; 8. air holes; 9. a waterproof pad; 10. a water storage box; 11. a drain hole; 12. a support frame; 13. a blower; 14. an air inlet; 15. a first centrifugal chamber; 16. a second centrifugal chamber; 17. a centrifugal stage; 18. a first solid phase discharge port; 19. a second solid phase discharge port; 20. a groove; 21. a support bar; 22. a positioning spring; 23. a support base; 24. a damping spring; 25. supporting a feeding frame; 26. a feed pipe; 28. a solid phase cover; 29. a liquid phase water outlet; 30. a liquid phase cover; 31. a tooth block; 32 gear grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a centrifugal machine for drilling fluid comprises a motor 1, wherein a tooth block 31 is fixedly connected to the bottom end of an output shaft of the motor 1, a gear groove 32 matched with the tooth block 31 is formed in the top of a rotary cavity 3, a supporting feeding frame 25 is fixedly connected to the top of an outer cavity 2 of the outer cavity 2, the top of the supporting feeding frame 25 is fixedly connected with the motor 1 through a nut, a feeding pipe 26 penetrating through the supporting feeding frame 25 is communicated with the right side of a fixed feeding frame 4, the rotary cavity 3 is arranged in the outer cavity 2 and comprises a first centrifugal cavity 15, a second centrifugal cavity 16 and a centrifugal table 17, the centrifugal table 17 is fixedly connected to the bottom of an inner cavity of the first centrifugal cavity 15, the centrifugal table 17 can prevent slurry mixture from entering the rotary cavity 3 and cannot directly contact with the inner surface of the first centrifugal cavity 15 to enable part of the slurry mixture to directly fall out of a second solid-phase discharge hole 19, two first solid-phase discharge holes 18 are formed in the side surface of the centrifugal table 17, the bottom of the first centrifugal cavity 15 and the bottom of the second centrifugal cavity 16 are both provided with a second solid phase discharge hole 19, when a certain amount of solid-liquid mixture enters the rotary cavity 3 and falls on the centrifugal table 17 to generate centrifugal effect through the rotation of the rotary cavity 3, so that the solid-liquid mixture splashes to the first centrifugal cavity 15 for primary filtration and then enters the second centrifugal cavity 16 for secondary filtration, thus the solid phase and the liquid phase can be fully separated, the separated solid-liquid mixture does not need to be separated again, the working efficiency is improved, the bottom end of the second solid phase discharge hole 19 is in threaded connection with a solid phase cover 28, the left side and the right side of the bottom of the outer cavity 2 are respectively provided with a liquid phase water outlet 29, the bottom end of the liquid phase water outlet 29 is in threaded connection with a liquid phase cover 30, the bottom of the motor 1 is fixedly connected with the top of the rotary cavity 3, the outer part of the top end of the rotary cavity 3 is sleeved with a fixed feeding frame 4, the outer part of the fixed feeding frame 4 is fixedly connected with the outer cavity 2, intake pipe 5 and inlet tube 6 have been seted up respectively to the left top of exocoel 2 and the left side at top, and the air cavity 7 has been seted up to the inside of exocoel 2, and a plurality of gas pockets 8 have been seted up to one side of air cavity 7, and one side fixedly connected with waterproof pad 9 of gas pocket 8, and the internal fixed surface at exocoel 2 top is connected with water storage box 10, and a plurality of wash ports 11 have been seted up to the bottom of water storage box 10.
The outer surface of the outer cavity 2 is fixedly connected with a support frame 12, the bottom of the support frame 12 is provided with a groove 20, the top of the groove 20 is fixedly connected with a support rod 21, the surface of the support rod 21 is sleeved with a positioning spring 22, the outer part of the bottom end of the support rod 21 is sleeved with a support base 23, the inner part of the support base 23 is provided with a damping spring 24 which is positioned at the bottom of the support rod 21, the top of the right side of the support frame 12 is fixedly connected with an air blower 13 through a nut, the surface of an air outlet of the air blower 13 is sleeved with an air inlet pipe 5, one end of the air inlet pipe 5 is sleeved on the surface of the air inlet pipe 5, after the centrifuge finishes working, the air is blown into the air cavity 7 through the air blower 13, meanwhile, water is added into the water storage box 10, the air is blown to a filter hole of the rotary cavity 3 through an air hole 8, impurities blocked in the filter hole are washed away, and the water in the water storage box 10 is enabled to uniformly sprinkle on the rotary cavity 3 through a drain hole 11, can clear up centrifuge changes 3 internal surfaces of chamber remaining mud, realizes the effect of automatic clearance, easy operation is laborsaving.
And those not described in detail in this specification are well within the skill of those in the art.
When in use, the motor 1 is connected with a power supply, the tooth block 31 on the output shaft of the motor 1 drives the rotary cavity 3 at the bottom of the gear groove 32 to rotate, a drilling mud mixture is introduced into the rotary cavity 3 from the feed pipe 26, the mud firstly falls onto the centrifugal table 17 after entering the rotary cavity 3, generates centrifugal force along with the rotary cavity 3, is thrown onto the filter screen of the first centrifugal cavity 15 to carry out first solid-phase and liquid-phase separation, is filtered by the first centrifugal cavity 15, the rest thin solid matters in the mud splashes onto the finer filter screen of the second centrifugal cavity 16 through the filter screen holes of the first centrifugal cavity 15 to carry out second solid-phase and liquid-phase separation, the thorough liquid matters splashes onto the outer cavity 2 through the filter screen on the second centrifugal cavity 16, the solid matters generated by the first solid-phase and liquid-phase separation during the period can enter the second solid-phase discharge hole 19 through the two first solid-phase discharge holes 18 and fall onto the lower conveying belt to be conveyed out, the solid phase substance generated by the second solid-liquid phase separation enters the second solid phase discharge port 19 through the inner wall of the second centrifugal cavity 16 and also falls onto the conveyor belt, and the separated liquid phase substance flows to the liquid phase water outlet 29 at the bottom through the inner wall of the outer cavity 2 and is then collected and processed;
after the work is finished, the power supply of the motor 1 is disconnected, the second solid-phase discharge hole 19 and the two liquid-phase water outlets 29 are covered by the solid-phase cover 28 and the liquid-phase cover 30 respectively, air is filled in the air cavity 7 of the air blower 13, the air is uniformly blown to the rotary cavity 3 through the air holes 8, the air passes through the filter screen of the rotary cavity 3, impurities blocked in the air are washed away, the external water pump is started simultaneously, purified water is filled in the water storage box 10 through the water inlet pipe 6, water in the water storage box 10 is uniformly sprayed on the rotary cavity 3 through the water outlet hole 11 at the bottom, the filter screens of the first centrifugal cavity 15 and the second centrifugal cavity 16 are washed, after the cleaning is finished, the solid-phase cover 28 and the liquid-phase cover 30 are opened to enable cleaning substances to flow out, the power supply of the air blower 13 is turned on and turned off, and water supply to the water storage box 10 is stopped.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (6)

1. The utility model provides a centrifuge for drilling fluid, includes motor (1), exocoel (2) and sets up at exocoel (2) inside commentaries on classics chamber (3), the bottom of motor (1) with change the top fixed connection in chamber (3), and the outside cover on commentaries on classics chamber (3) top is equipped with fixed feeding frame (4), the outside and exocoel (2) fixed connection, its characterized in that of fixed feeding frame (4): an air inlet pipe (5) and a water inlet pipe (6) are respectively arranged at the top of the left side of the outer cavity (2) and the left side of the top of the outer cavity (2), an air cavity (7) is arranged inside the outer cavity (2), a plurality of air holes (8) are formed in one side of the air cavity (7), a waterproof pad (9) is fixedly connected to one side of each air hole (8), a water storage box (10) is fixedly connected to the inner surface of the top of the outer cavity (2), and a plurality of water drainage holes (11) are formed in the bottom of each water storage box (10);
the outer surface of the outer cavity (2) is fixedly connected with a support frame (12), the top of the right side of the support frame (12) is fixedly connected with an air blower (13) through a nut, an air inlet pipe (5) is sleeved on the surface of an air outlet of the air blower (13), and a sleeve of the air inlet pipe (5) is sleeved on the surface of an air inlet (14).
2. The centrifuge for drilling fluid according to claim 1, wherein: the rotary cavity (3) comprises a first centrifugal cavity (15), a second centrifugal cavity (16) and a centrifugal table (17), the centrifugal table (17) is fixedly connected to the bottom of the inner cavity of the first centrifugal cavity (15), two first solid phase discharge holes (18) are formed in the side face of the centrifugal table (17), and second solid phase discharge holes (19) are formed in the bottoms of the first centrifugal cavity (15) and the second centrifugal cavity (16).
3. The centrifuge for drilling fluid according to claim 1, wherein: the bottom of support frame (12) is seted up flutedly (20), and the top fixedly connected with bracing piece (21) of recess (20), the surface cover of bracing piece (21) is equipped with positioning spring (22), and the outside cover of bracing piece (21) bottom is equipped with support base (23), the inside of support base (23) and the bottom that is located bracing piece (21) are provided with damping spring (24).
4. The centrifuge for drilling fluid according to claim 1, wherein: the top fixedly connected with of exocoel (2) supports feeding frame (25), and supports the top of feeding frame (25) and pass through nut fixed connection with motor (1), the right side intercommunication of fixed feeding frame (4) has inlet pipe (26) that run through support feeding frame (25).
5. The centrifuge for drilling fluid according to claim 2, wherein: the bottom end of the second solid-phase discharge hole (19) is in threaded connection with a solid-phase cover (28), the left side and the right side of the bottom of the outer cavity (2) are respectively provided with a liquid-phase water outlet (29), and the bottom end of the liquid-phase water outlet (29) is in threaded connection with a liquid-phase cover (30).
6. The centrifuge for drilling fluid according to claim 1, wherein: the bottom end of the output shaft of the motor (1) is fixedly connected with a tooth block (31), and the top of the rotating cavity (3) is provided with a gear groove (32) matched with the tooth block (31).
CN202023190307.2U 2020-12-26 2020-12-26 Centrifuge for drilling fluid Expired - Fee Related CN214515289U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023190307.2U CN214515289U (en) 2020-12-26 2020-12-26 Centrifuge for drilling fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023190307.2U CN214515289U (en) 2020-12-26 2020-12-26 Centrifuge for drilling fluid

Publications (1)

Publication Number Publication Date
CN214515289U true CN214515289U (en) 2021-10-29

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CN202023190307.2U Expired - Fee Related CN214515289U (en) 2020-12-26 2020-12-26 Centrifuge for drilling fluid

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117449782A (en) * 2023-11-18 2024-01-26 建湖金拓机械制造有限公司 Automatic drilling fluid centrifuge of clearance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117449782A (en) * 2023-11-18 2024-01-26 建湖金拓机械制造有限公司 Automatic drilling fluid centrifuge of clearance
CN117449782B (en) * 2023-11-18 2024-08-09 建湖金拓机械制造有限公司 Automatic drilling fluid centrifuge of clearance

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20211029

CF01 Termination of patent right due to non-payment of annual fee