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CN119195676B - A drilling fluid vibrating screen that is easy to disassemble and clean - Google Patents

A drilling fluid vibrating screen that is easy to disassemble and clean Download PDF

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Publication number
CN119195676B
CN119195676B CN202411749337.2A CN202411749337A CN119195676B CN 119195676 B CN119195676 B CN 119195676B CN 202411749337 A CN202411749337 A CN 202411749337A CN 119195676 B CN119195676 B CN 119195676B
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China
Prior art keywords
fixedly connected
screen
locking
screen box
vibrating
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CN202411749337.2A
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CN119195676A (en
Inventor
李梦用
黄国伟
高凤梅
李建良
杨洪飞
王永祥
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Henan Zhongzheng Petroleum Lifting Machinery Co ltd
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Henan Zhongzheng Petroleum Lifting Machinery Co ltd
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Priority to CN202411749337.2A priority Critical patent/CN119195676B/en
Publication of CN119195676A publication Critical patent/CN119195676A/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/06Arrangements for treating drilling fluids outside the borehole
    • E21B21/063Arrangements for treating drilling fluids outside the borehole by separating components
    • E21B21/065Separating solids from drilling fluids

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

本发明涉及振动筛领域,尤其涉及一种便于拆卸清理的钻井液振动筛。本发明要解决的技术问题是筛网大多采用螺丝与筛框进行固定,作业效率低,导致人工、时间成本高;同时在不同地层进行钻探时,无法根据钻井液内钻屑、泥沙含量不同,调节筛网倾斜角度。包括有筛箱,筛箱内部的一端固定连接有支撑柱,筛箱的内部通过转轴转动连接有两个筛框,筛箱的上方设置有振动机构,筛箱的一侧设置有录井罐,筛箱的侧面设置有四个减震机构。通过设置限位机构将筛网限制在两个筛框之间,再通过锁定机构将限位机构锁定的同时将筛网进行同步的锁定,以防止振动筛振动的过程中筛网出现松动情况的出现,从而影响振动筛的筛分效果。

The present invention relates to the field of vibrating screens, and in particular to a drilling fluid vibrating screen that is easy to disassemble and clean. The technical problem to be solved by the present invention is that the screens are mostly fixed to the screen frame by screws, which has low operating efficiency and leads to high labor and time costs; at the same time, when drilling in different strata, it is impossible to adjust the inclination angle of the screen according to the different contents of drill cuttings and sediment in the drilling fluid. It includes a screen box, one end of the screen box is fixedly connected to a support column, the inside of the screen box is rotatably connected to two screen frames through a rotating shaft, a vibration mechanism is arranged above the screen box, a logging tank is arranged on one side of the screen box, and four shock absorbing mechanisms are arranged on the side of the screen box. The screen is limited between the two screen frames by setting a limiting mechanism, and the limiting mechanism is locked by a locking mechanism while the screen is locked synchronously to prevent the screen from loosening during the vibration of the vibrating screen, thereby affecting the screening effect of the vibrating screen.

Description

Drilling fluid vibrating screen convenient to dismantle and clean
Technical Field
The invention relates to the field of vibrating screens, in particular to a drilling fluid vibrating screen convenient to detach and clean.
Background
Drilling fluids are a general term for various circulating fluids during drilling that fulfill the needs of the drilling operation in their various functions, also known as drilling mud or drilling fluid. The drilling fluid carries the rock debris broken by the drill bit at the bottom of the well to the ground through the circulating system so as to keep the borehole clean, thereby being beneficial to reducing the temperature of the drill bit, reducing the abrasion of the drill bit, prolonging the service life of the drill bit, preventing the borehole wall from collapsing, maintaining the stability of the borehole, and the density of the drilling fluid can be designed to balance the formation pressure and prevent dangerous conditions such as blowout.
The drilling fluid vibrating screen mainly utilizes high-frequency vibration to separate solid particles in the drilling fluid from the liquid. After the drilling fluid vibrating screen runs for a certain time, the screen is easy to block, so that the separation efficiency of solid particles and liquid is reduced. In the prior art, most of the screens are fixed by screws and screen frames, the disassembly steps are complicated, the operation efficiency is low, the labor cost and the time cost are high, and meanwhile, when drilling is carried out on different strata, the screening effect of the vibrating screen cannot be influenced by adjusting the inclination angle of the screens according to different contents of drilling cuttings and sediment in drilling fluid.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects that the disassembly steps are complicated during screen cleaning, the operation efficiency is low, the labor and time cost is high, and the inclination angle of the screen cannot be adjusted according to different contents of drilling cuttings and sediment in drilling fluid when drilling is carried out on different strata.
(2) Technical proposal
In order to solve the technical problems, the invention provides a drilling fluid vibrating screen convenient to detach and clean, which comprises a screen box, wherein a support column is fixedly connected inside the screen box, two screen frames are rotatably connected inside the screen box through a rotating shaft, a vibrating mechanism is arranged above the screen box, a logging tank is arranged on one side of the screen box, four damping mechanisms are arranged on the side face of the screen box, a base is arranged on the lower side of the screen box, square sliding grooves are formed in the opposite side faces of the screen frames, a screen is connected in the square sliding grooves in a sliding mode, a locking mechanism is arranged at one end of each screen frame, an angle adjusting mechanism is arranged between the two screen frames and positioned at one side of the screen frame, a positioning mechanism is arranged on the side face of each angle adjusting mechanism, the locking mechanism comprises a locking block, the locking block is in sliding connection with the screen frame, a T-shaped sliding groove is formed in the side face of each locking block, a locking shaft is connected with one end of the screen frame in a sliding mode, and the locking shaft is connected with the other through the locking shaft, and the locking shaft is fixedly connected with the other side face of the screen frame, and the locking shaft is fixedly connected with the other side face of the locking shaft.
Preferably, the stop gear is including two spacing axles, circular through-hole has been seted up to the one end of reel, the one end sliding connection of spacing axle is in circular through-hole, the spout has been seted up to the one end of reel, latch segment sliding connection is in the spout, the outside sliding connection of spacing axle has spacing frame, spacing frame with reel sliding connection, the outside fixedly connected with of spacing axle promotes the piece, the outside of spacing axle just is located promote the piece with fixedly connected with spacing spring between the spacing frame, the other end of spacing axle is the hemisphere, the side of spacing frame is rotated through the pivot and is connected with spacing handle, and the lateral surface of pivot just is located the inside fixedly connected with stopper of spacing frame, the cross-section of stopper is oval.
Preferably, the angle adjusting mechanism comprises two sliding seats, the lower surfaces of the screen frames are provided with T-shaped sliding grooves, the sliding seats are slidably connected in the T-shaped sliding grooves, two sides of each sliding seat are rotatably connected with two connecting rods through rotating shafts, the opposite side surfaces of each connecting rod are fixedly connected with a linkage shaft, the other ends of the connecting rods are rotatably connected with linkage seats through rotating shafts, the sections of the linkage seats are T-shaped, the outer sides of the linkage seats are slidably connected with adjusting blocks, and the adjusting blocks are fixedly connected with the inner side surfaces of the screen boxes.
Preferably, the positioning mechanism comprises a shell, the shell with connecting rod fixed connection, the one end sliding connection of shell has the button, is located inside the shell the inclined plane of symmetry has been seted up to the button tip, the middle part of shell is rotated through the pivot and is connected with two and is pried the board, two the opposite side fixedly connected with positioning spring of pried board one end, two the other end of pried the board with the inclined plane sliding connection of button, two the lateral surface fixedly connected with locating piece of pried board one end, square through-hole has been seted up to the arc side of shell, locating piece sliding connection is in square through-hole, two teeth of opposite side fixedly connected with of locating piece, oval through-hole has been seted up to the side of sieve case, a plurality of teeth of both sides fixedly connected with of oval through-hole, the locating piece with the sieve case passes through tooth meshing connection, shell sliding connection is in oval through-hole.
Preferably, the vibration mechanism comprises a motor support, the motor support with screen box lateral surface fixed connection, the upper surface fixedly connected with vibrating motor of motor support, vibrating motor's output fixedly connected with master gear, two connecting plates of side fixedly connected with of screen box, the other end rotation of connecting plate is connected with the transmission shaft, the outside fixedly connected with pinion of transmission shaft, the master gear with pinion meshing is connected, the side of screen box still fixedly connected with protection casing.
Preferably, the vibration mechanism further comprises two driving bevel gears, the driving bevel gears are fixedly connected with the end parts of the transmission shafts, driven bevel gears are arranged on the side faces of the driving bevel gears, the driving bevel gears are in meshed connection with the driven bevel gears, vibration shafts are fixedly connected with the side faces of the driven bevel gears, the vibration shafts are rotatably connected with the protective cover and the screen box, a plurality of eccentric wheels are fixedly connected with the outer sides of the vibration shafts, four fixing plates are rotatably connected with the outer sides of the vibration shafts, axle boxes are fixedly connected with the other ends of the fixing plates, and the axle boxes are fixedly connected with the inner side faces of the screen box.
Preferably, the damping mechanism comprises a damping plate, the damping plate is fixedly connected with the screen box, the lower surface of the damping plate is fixedly connected with a damping sleeve, the upper surface of the base is fixedly connected with the damping sleeve, annular circular grooves are formed in the opposite side surfaces of the damping sleeve, damping springs are connected in the annular circular grooves in a sliding mode, a damping shaft is connected to the inner portion of the damping sleeve in a sliding mode, the damping shaft is in threaded connection with the damping plate, and a torsion block is fixedly connected to the upper end portion of the damping shaft.
Preferably, the logging tank is including increasing the frame, increase the frame with the last fixed surface of base is connected, the last fixed surface who increases the frame is connected with the jar body, the inlet has been seted up to the upper surface of the jar body, the inlet is circular, the inside rotation of the jar body is connected with two stirring wheels, the inside downside fixedly connected with deflector of the jar body, the side fixedly connected with play liquid groove of the jar body, the side of the jar body just with square hole has been seted up to play liquid groove corresponding position.
Preferably, the lower surface of the screen box is fixedly connected with a effusion box, and the middle part of the effusion box is fixedly connected with a liquid discharge pipe.
Preferably, the upper surface of base fixedly connected with automatically controlled module, the side fixedly connected with of base four hoist and mount seats.
(3) Advantageous effects
1. Limiting mechanisms are arranged to limit the screen between two screen frames, and the screen is synchronously locked while the limiting mechanisms are locked by the locking mechanisms, so that the screen is prevented from loosening in the vibrating process of the vibrating screen, the screening effect of the vibrating screen is affected, when the screen is required to be disassembled and cleaned, the locking of the limiting mechanisms by the locking mechanisms is rapidly released by rotating the locking handles, so that the screen can be disassembled and cleaned rapidly, the disassembling step of the screen is optimized, and the cleaning efficiency of the screen is improved;
2. Through setting up positioning mechanism, angle adjustment mechanism, can be according to drilling cuttings in the drilling fluid, the inclination of screen cloth is adjusted through angle adjustment mechanism, rethread positioning mechanism fixes a position the screen cloth that the angle is adjusted well to prevent that the screen cloth from taking place the angle variation once more, thereby influence the screening effect of screen cloth, can effectively promote solid particle and liquid separation efficiency through angle adjustment mechanism to the regulation of screen cloth installation angle, prevent that silt from piling up the jam screen cloth;
3. Through setting up vibration mechanism, vibration mechanism drives the screen box vibration, and the screen box vibration drives the screen frame vibration, and the screen frame vibration drives the screen cloth vibration, separates solid particle and the liquid in the drilling fluid, makes the drilling fluid obtain cyclic utilization, helps reducing running cost.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the screen box of the present invention;
FIG. 3 is a schematic view of a limiting mechanism according to the present invention;
FIG. 4 is a schematic view of a locking mechanism according to the present invention;
FIG. 5 is a schematic view of an angle adjusting mechanism according to the present invention;
FIG. 6 is a schematic view of a positioning mechanism according to the present invention;
FIG. 7 is a cross-sectional view of the housing of the present invention;
FIG. 8 is a schematic diagram of a vibration mechanism according to the present invention;
FIG. 9 is a schematic view of a shock absorbing mechanism according to the present invention;
fig. 10 is a schematic diagram of the logging canister structure of the present invention.
The marks in the drawings are: 1-logging tank, 101-tank body, 102-liquid inlet, 103-stirring wheel, 104-guide plate, 105-liquid outlet tank, 106-heightening frame, 2-vibration mechanism, 201-vibration motor, 202-motor bracket, 203-protective cover, 204-main gear, 205-auxiliary gear, 206-transmission shaft, 207-connection plate, 208-driven bevel gear, 209-driving bevel gear, 210-vibration shaft, 211-eccentric wheel, 212-fixing plate, 213-axle box, 3-screen box, 301-support column, 4-screen, 5-liquid accumulation box, 501-liquid discharge pipe, 6-vibration mechanism, 601-vibration plate, 602-vibration reduction shaft, 603-vibration reduction sleeve, 604-vibration reduction spring, 605-twisting block, 7-electric control module, 8-locking mechanism, 801-locking handle, 802-locking shaft, 803-locking frame, 804-locking spring, 805-locking block, 806-locking block, 9-angle adjusting mechanism, 901-sliding seat, 902-connecting rod, 903-linkage shaft, 904-linkage seat, 905-adjusting block, 10-positioning mechanism, 1001-button, 1002-housing, 1003-prying plate, 1004-positioning spring, 1005-positioning block, 11-spacing mechanism, 1101-spacing handle, 1102-spacing block, 1103-spacing shaft, 1104-pushing block, 1105-spacing spring, 1106-spacing frame, 12-screen frame, 13-base, 14-lifting the seat.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Example 1
The utility model provides a drilling fluid shale shaker convenient to dismantle clearance, as shown in fig. 1, fig. 2, including screen box 3, the inside fixedly connected with support column 301 of screen box 3, through setting up support column 301, and then guarantee the intensity of screen box 3, prevent its atress deformation, the inside of screen box 3 is connected with two screen frames 12 through the pivot rotation, the top of screen box 3 is provided with vibrating mechanism 2, through setting up vibrating mechanism 2, thereby solid particles and liquid separation in the drilling fluid, make the drilling fluid obtain with the circulation use, one side of screen box 3 is provided with logging jar 1, through setting up logging jar 1, the drilling fluid that will take out in the drilling is slowed down, and break up the particulate matter therein, the side of screen box 3 is provided with four damper 6, through setting up damper 6, the vibration of screen box 3, and promote screen box 3 reset, the downside of screen box 3 is provided with base 13, square chute has all been seted up to the opposite side of two screen frames 12, sliding connection has screen cloth 4, through setting up solid particles and liquid in the drilling fluid and liquid separation, make the drilling fluid obtain with the circulation use, one side of screen cloth 3 is provided with screen cloth 1, through setting up the angle adjustment mechanism 8, the side of screen cloth is set up 4, the side of step 9, the screen cloth is adjusted, the side is 9, the screen cloth is removed, and is removed through setting up the angle adjustment mechanism is 9, and is adjusted, the screen cloth is adjusted, and is opened, and is opened by the screen cloth 3.
As shown in fig. 4, the locking mechanism 8 includes a locking block 806, the cross section of the locking block 806 is rectangular, the locking block 806 is slidably connected with the screen frame 12, a T-shaped chute is provided on the side surface of the locking block 806, a locking shaft 802 is rotationally connected in the T-shaped chute, an annular circular groove is provided at one end of the locking shaft 802, the T-shaped chute provided on the side surface of the locking block 806 cooperates with the annular circular groove provided on the end of the locking shaft 802 to enable the end of the locking shaft 802 to be rotatably connected inside the locking block 806, the locking shaft 802 is slidably connected with the screen frame 12, a cross chute is provided on the side surface of the screen frame 12, the longitudinal chute is deeper than the transverse chute in the cross chute, a locking block 805 is fixedly connected to the outer side of the locking shaft 802, the cross chute is elliptical, the shape of the longitudinal chute and the transverse chute in the cross chute matches with the shape of the locking block 805, a locking frame 803 is slidably connected to the outer side of the locking shaft 802, a locking spring 804 is sleeved between the locking block 803 and the locking frame 803, and the other end of the locking shaft 802 penetrates the locking frame 803 and is fixedly connected with a locking handle 801.
As shown in fig. 3 and 4, the limiting mechanism 11 includes two limiting shafts 1103, one end of the screen frame 12 is provided with a circular through hole, one end of the limiting shaft 1103 is slidably connected in the circular through hole, one end of the limiting shaft 1103 is provided with a chute, the locking block 806 is slidably connected in the chute, the outer side of the limiting shaft 1103 is slidably connected with a limiting frame 1106, the limiting frame 1106 is slidably connected with the screen frame 12, the outer side of the limiting shaft 1103 is fixedly connected with a pushing block 1104, the outer side of the limiting shaft 1103 is fixedly connected with a limiting spring 1105 between the pushing block 1104 and the limiting frame 1106, the other end of the limiting shaft 1103 is hemispherical, the side surface of the limiting frame 1106 is rotatably connected with a limiting handle 1101 through a rotating shaft, the outer side surface of the rotating shaft is fixedly connected with a limiting block 1102 inside the limiting frame 1106, and the section of the limiting block 1102 is elliptical.
As shown in fig. 5 and 6, the angle adjusting mechanism 9 includes two sliding seats 901, the lower surfaces of the two screen frames 12 are provided with T-shaped sliding grooves, the sliding seats 901 are slidably connected in the T-shaped sliding grooves, two sides of the sliding seats 901 are rotatably connected with two connecting rods 902 through rotating shafts, opposite side surfaces of the two connecting rods 902 on two sides are fixedly connected with linkage shafts 903, the other ends of the connecting rods 902 are rotatably connected with linkage seats 904 through rotating shafts, the cross section of the linkage seats 904 is T-shaped, the outer sides of the linkage seats 904 are slidably connected with adjusting blocks 905, the upper end surfaces of the adjusting blocks 905 are provided with T-shaped sliding grooves, the adjusting blocks 905 are slidably connected with the linkage seats 904 through the T-shaped sliding grooves, the adjusting blocks 905 are fixedly connected with the inner side surfaces of the screen boxes 3, and the adjusting blocks 905 are obliquely arranged at a certain angle.
As shown in fig. 7, the positioning mechanism 10 includes a housing 1002, the housing 1002 is fixedly connected with an outer side surface of the connecting rod 902, one end of the housing 1002 is slidably connected with a button 1001, symmetrical inclined surfaces are provided at ends of the button 1001 located inside the housing 1002, two prying plates 1003 are rotatably connected to the middle of the housing 1002 through a rotating shaft, positioning springs 1004 are fixedly connected to opposite side surfaces of one ends of the two prying plates 1003, the other ends of the two prying plates 1003 are slidably connected with the inclined surfaces of the button 1001, a positioning block 1005 is fixedly connected to an outer side surface of one end of the two prying plates 1003, a square through hole is provided at an arc-shaped side surface of the housing 1002, the positioning block 1005 is slidably connected in the square through hole, two teeth are fixedly connected to the other side of the positioning block 1005, an oval through hole is provided at a side surface of the screen box 3, two sides of the oval through hole are fixedly connected with a plurality of teeth, the positioning block 1005 is engaged with the screen box 3 through teeth, and the housing 1002 is slidably connected in the oval through hole at a side surface of the screen box 3.
As shown in fig. 8, the vibration mechanism 2 includes a motor support 202, the motor support 202 is fixedly connected with the outer side surface of the screen box 3, the upper surface of the motor support 202 is fixedly connected with a vibration motor 201, the output end of the vibration motor 201 is fixedly connected with a main gear 204, the side surface of the screen box 3 is fixedly connected with two connecting plates 207, the other end of the connecting plates 207 is rotatably connected with a transmission shaft 206, the outer side of the transmission shaft 206 is fixedly connected with a pinion 205, the main gear 204 is meshed with the pinion 205, the side surface of the screen box 3 is fixedly connected with a protective cover 203, both ends of the transmission shaft 206 are fixedly connected with a drive bevel gear 209, the side surface of the drive bevel gear 209 is provided with a driven bevel gear 208, the drive bevel gear 209 is meshed with the driven bevel gear 208, the side surface of the driven bevel gear 208 is fixedly connected with a vibration shaft 210, the vibration shaft 210 is rotatably connected with the protective cover 203 and the screen box 3, the outer side of the vibration shaft 210 is fixedly connected with a plurality of eccentric gears 211, the outer side of the vibration shaft 210 is rotatably connected with four fixing plates 212, the other end of the fixing plates 212 is fixedly connected with an axle box 213, and the axle box 213 is fixedly connected with the inner side surface of the screen box 3.
As shown in fig. 9, the damping mechanism 6 includes a damping plate 601, the damping plate 601 is fixedly connected with the screen box 3, the lower surface of the damping plate 601 is fixedly connected with damping sleeves 603, the upper surface of the base 13 is also fixedly connected with the damping sleeves 603, annular circular grooves are formed on opposite sides of the two damping sleeves 603, damping springs 604 are slidably connected in the annular circular grooves, a damping shaft 602 is slidably connected in the damping sleeve 603 at the upper side, the damping shaft 602 is in threaded connection with the damping plate 601, a torsion block 605 is fixedly connected at the upper end of the damping shaft 602, and the section of the torsion block 605 is hexagonal.
As shown in fig. 10, the logging tank 1 includes a height increasing frame 106, the height increasing frame 106 is fixedly connected with the upper surface of the base 13, the upper surface of the height increasing frame 106 is fixedly connected with a tank body 101, a liquid inlet 102 is formed in the upper surface of the tank body 101, the liquid inlet 102 is circular, two stirring wheels 103 are rotatably connected in the tank body 101, a guide plate 104 is fixedly connected to the lower side of the inside of the tank body 101, a liquid outlet groove 105 is fixedly connected to the side surface of the tank body 101, and square holes are formed in positions corresponding to the liquid outlet groove 105.
As shown in fig. 1, the lower surface of the screen box 3 is fixedly connected with a liquid accumulation box 5, liquid separated from drilling fluid is collected through the liquid accumulation box 5, the middle part of the liquid accumulation box 5 is fixedly connected with a liquid discharge pipe 501, the liquid separated from the drilling fluid is discharged at a designated position through the liquid discharge pipe 501, the upper surface of the base 13 is fixedly connected with an electric control module 7, the vibration frequency of the vibration mechanism 2 can be controlled through the electric control module 7, the side surface of the base 13 is fixedly connected with four lifting seats 14, and the equipment can be lifted to the designated position by using a crane through arranging the lifting seats 14.
Example 2
Working principle: when the device is used, firstly, the device is placed at a designated position by using the lifting seat 14, then, according to the drilling cuttings and sediment content in drilling fluid, the angle adjusting mechanism 9 is driven by the positioning mechanism 10 to adjust the screen 4 to a proper angle, then, the device is started by the electronic control module 7, drilling fluid flows into the logging tank 1 from the fluid inlet 102, the drilling fluid is decelerated and scattered by the stirring wheel 103, enters the screen box 3 from the liquid outlet 105, the drilling fluid enters the screen box 3, the vibrating mechanism 2 drives the screen box 3 to vibrate, the screen box 3 vibrates to drive the screen frame 12 to vibrate, the screen frame 12 vibrates to drive the screen 4 to vibrate, the screen 4 vibrates to separate solid particles in the drilling fluid from liquid, the liquid falls into the liquid accumulation box 5 and is discharged at the designated position by the liquid discharge pipe 501, the solid particles roll down to the designated position along the inclination angle of the screen 4, the damping mechanism 6 absorbs the vibration of the screen box 3 and pushes the screen box 3 to reset, after the device runs for a certain time, the screen 4 is required to be disassembled and cleaned, the locking mechanism 8 is firstly released from the locking of the limiting mechanism 11, the limiting mechanism 11 is removed, the screen 4 is extracted from the screen box 3, the screen box 12 is vibrated, the screen 4 is driven, the screen box 4 is driven to vibrate, the screen box 4 is driven, the solid is separated by the limiting mechanism 4, the solid is separated from the screen box 4, the screen box is separated by the limiting mechanism, the screen 11, the solid is separated by the screen box 4, the solid is separated by the solid, and the solid is separated by the screen 4, and the screen 4.
When the positioning mechanism 10 is used for driving the angle adjusting mechanism 9 to adjust the angle of the screen 4, the button 1001 is pushed inwards to push one ends of the two prying plates 1003 to move reversely, one ends of the two prying plates 1003 are pushed to move reversely to drive the other ends of the two prying plates 1003 to move oppositely, the other ends of the two prying plates 1003 move oppositely to compress the positioning spring 1004, the other ends of the two prying plates 1003 move oppositely to pull the two positioning blocks 1005 to move oppositely, the two positioning blocks 1005 move oppositely to be disengaged with teeth of the screen box 3, the toggle button 1001 slides to one side, the button 1001 slides to one side to drive the shell 1002 to slide to one side, the shell 1002 slides to one side to drive the connecting rod 902 to slide to one side, the connecting rod 902 on the two sides drives the connecting rod 903 to slide to one side to drive the sliding seat 901 and the connecting rod 904 on the two ends to slide to one side, the other ends of the connecting rod 904 slide to one side in the T-shaped sliding grooves of the adjusting blocks 905, the adjusting blocks 905 incline by a certain angle, the screen box 4 inclines downwards by a certain angle under the action of the adjusting blocks 905, the positioning blocks 1005 is released, the positioning spring 1005 is released, and the screen 4 is meshed with the adjusting angle is completed.
When the vibration mechanism 2 drives the screen box 3 to vibrate, the vibration motor 201 is started, the output end of the vibration motor 201 drives the main gear 204 to rotate, the main gear 204 is in meshed connection with the auxiliary gear 205, the main gear 204 rotates to drive the auxiliary gear 205 to rotate, the auxiliary gear 205 rotates to drive the transmission shaft 206 to rotate, the transmission shaft 206 rotates to drive the two drive bevel gears 209 to rotate, the drive bevel gears 209 are in meshed connection with the driven bevel gears 208, the drive bevel gears 209 rotate to drive the driven bevel gears 208 to rotate, the driven bevel gears 208 rotate to drive the vibration shaft 210 to rotate, the vibration shaft 210 rotates to drive the eccentric gears 211 to rotate with the vibration shaft 210 as the center of a circle, the eccentric gears 211 rotate with the vibration shaft 210 as the center of a circle to drive the axle box 213 to vibrate, the axle box 213 vibrates to drive the screen box 3, and the vibration of the screen box 3 separates solid particles in drilling fluid from liquid.
When the damping mechanism 6 absorbs vibration of the screen box 3, the screen box 3 vibrates to drive the damping plate 601 to reciprocate up and down, the damping plate 601 reciprocates up and down to drive the damping sleeve 603 at the upper side to reciprocate up and down, the damping sleeve 603 at the upper side reciprocates up and down to compress the damping spring 604, when the damping mechanism 6 pushes the screen box 3 to reset, the damping spring 604 contracts and extends to synchronously push the damping sleeve 603 at the upper side to reciprocate up and down, the damping sleeve 603 at the upper side reciprocates up and down to drive the damping plate 601 to reciprocate up and down, the damping plate 601 reciprocates up and down to drive the screen box 3 to vibrate, when equipment is required to be maintained or moved, the screen box 3 is required to be fixed to prevent moving, a wrench is used to rotate the torsion block 605, the torsion block 605 drives the damping shaft 602 to rotate downwards, the damping shaft 602 rotates downwards to abut against the damping sleeve 603 at the lower side, the damping mechanism 6 is locked at the moment, an operator can conveniently move, when the locking of the damping mechanism 6 is released, the wrench is reversely rotated, the torsion block 605 drives the damping shaft 602 to rotate upwards, the damping shaft 602 rotates upwards, and the locking of the damping mechanism 6 is released.
When the locking mechanism 8 is unlocked to the limiting mechanism 11, the locking handle 801 is pulled, the locking handle 801 moves outwards to drive the locking shaft 802 to move outwards, a allowance for the locking block 806 to move outwards is reserved in a chute formed in the limiting shaft 1103, the locking shaft 802 moves outwards to drive the locking block 805 to separate from a transverse groove of the cross chute, the locking handle 801 is transversely rotated to the longitudinal direction, then the locking handle 801 is released, the locking spring 804 releases pressure to push the locking block 805 to move inwards, the locking block 805 moves inwards to slide into a longitudinal groove of the cross chute, the locking block 805 moves inwards to drive the locking shaft 802 to move inwards, the locking shaft 802 moves inwards to push the locking block 806 to be separated from the limiting shaft 1103, the limiting handle 1101 is rotated to the longitudinal direction, the limiting handle 1101 is rotated to drive the limiting block 1102 to rotate 90 degrees around the rotary shaft as the center, the limiting spring 1105 releases pressure to push the two pushing blocks 1104 to move in the opposite directions, the two pushing blocks 1104 move in the opposite directions, the limiting shaft 1103 is separated from the screen frame 12 at the moment, and the screen mesh 4 can be pulled out of the screen frame 12 to clean.
When the locking mechanism 8 is used for locking the limiting mechanism 11, after the screen 4 is inserted into the screen frames 12, the limiting mechanism 11 is pushed between the two screen frames 12, the limiting handle 1101 is rotated 90 degrees to be transverse, the limiting handle 1101 is rotated to drive the limiting block 1102 to rotate 90 degrees by taking the rotating shaft as the center of a circle, the limiting block 1102 pushes the two limiting shafts 1103 to move reversely, the two limiting shafts 1103 are driven to move reversely to drive the two pushing blocks 1104 to move reversely, the two pushing blocks 1104 move reversely to compress the limiting springs 1105, the two limiting shafts 1103 move reversely to be inserted into the circular through holes at the end parts of the screen frames 12, at the moment, the locking handle 801 is pulled, the locking handle 801 moves outwards to drive the locking shaft 802 to move outwards, the locking shaft 802 moves outwards to drive the locking block 805 to be separated from the longitudinal groove of the cross-shaped chute, the locking handle 801 is rotated to be transverse from the longitudinal direction, then the locking handle 801 is released, the locking springs 804 release pressure to push the locking block 805 to move inwards, the protruding blocks move inwards to slide into the transverse groove in the cross-shaped chute 1103, meanwhile, the locking shaft 802 drives the locking block 802 to be clamped into the chute at the end parts of the limiting shafts, at the moment, the locking mechanism 8 locks the limiting mechanism 11, the locking handle 801 moves, the locking handle 801 and the locking block 806 moves outwards to move outwards to drive the locking shaft 802 to move outwards to move along with the locking blocks into the transverse groove along with the transverse groove in the circular grooves of the cross chute, and the locking block with the locking block straight line, and the locking block left in the limiting block main body, and the limiting handle.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (9)

1. The utility model provides a drilling fluid shale shaker convenient to dismantle clearance, its characterized in that, including screen box (3), the inside fixedly connected with support column (301) of screen box (3), the inside of screen box (3) is rotated through the pivot and is connected with two reel (12), the top of screen box (3) is provided with vibrating mechanism (2), one side of screen box (3) is provided with logging jar (1), the side of screen box (3) is provided with four damper (6), the downside of screen box (3) is provided with base (13), two square spout has been seted up to the opposite side of reel (12), and sliding connection has screen cloth (4) in the square spout, the one end of reel (12) is provided with locking mechanism (8), and is located between the reel (12) one side of screen cloth (4) is provided with stop gear (11), and the lower surface of two reel (12) is provided with angle adjustment mechanism (9), the side of angle adjustment mechanism (9) is provided with positioning mechanism (10), locking mechanism (806) are provided with rotatory piece (802) in the one end, the reel (806) is connected with locking mechanism (802) in the annular shape, and is connected with reel (806), the locking shaft (802) is in sliding connection with the screen frame (12), a cross-shaped chute is formed in the side face of the screen frame (12), a locking block (805) is fixedly connected to the outer side of the locking shaft (802), the cross section of the locking block (805) is oval, a locking frame (803) is further in sliding connection with the outer side of the locking shaft (802), the locking frame (803) is fixedly connected with the screen frame (12), a locking spring (804) is sleeved between the locking block (805) and the locking frame (803) on the outer side of the locking shaft (802), and the other end of the locking shaft (802) penetrates through the locking frame (803) and is fixedly connected with a locking handle (801);
The utility model provides a spacing mechanism (11) is including two spacing axles (1103), circular through-hole has been seted up to the one end of reel (12), the one end sliding connection of spacing axle (1103) is in circular through-hole, the spout has been seted up to the one end of spacing axle (1103), latch segment (806) sliding connection is in the spout, the outside sliding connection of spacing axle (1103) has spacing frame (1106), spacing frame (1106) with reel (12) sliding connection, the outside fixedly connected with of spacing axle (1103) promotes piece (1104), the outside of spacing axle (1103) just is located promote piece (1104) with fixedly connected with spacing spring (1105) between spacing frame (1106), the other end of spacing axle (1103) is the hemisphere, the side of spacing frame (1106) is connected with spacing handle (1101) through the pivot rotation, the lateral surface of pivot just is located the inside fixedly connected with stopper (1102) of spacing frame (1106), the cross-section of stopper (1102) is oval.
2. The drilling fluid vibrating screen convenient to detach and clean according to claim 1, wherein the angle adjusting mechanism (9) comprises two sliding seats (901), the lower surfaces of the two screen frames (12) are provided with T-shaped sliding grooves, the sliding seats (901) are slidably connected in the T-shaped sliding grooves, two connecting rods (902) are rotatably connected to two sides of the sliding seats (901) through rotating shafts, a linkage shaft (903) is fixedly connected to opposite side surfaces of the connecting rods (902) on two sides, a linkage seat (904) is rotatably connected to the other ends of the connecting rods (902) through rotating shafts, the section of the linkage seat (904) is T-shaped, an adjusting block (905) is slidably connected to the outer side of the linkage seat (904), and the adjusting block (905) is fixedly connected to the inner side surface of the screen box (3).
3. The drilling fluid vibrating screen convenient to detach and clean according to claim 2, wherein the positioning mechanism (10) comprises a housing (1002), the housing (1002) is fixedly connected with the connecting rod (902), a button (1001) is slidably connected to one end of the housing (1002), a symmetrical inclined plane is formed at the end of the button (1001) and located inside the housing (1002), two prying plates (1003) are rotatably connected to the middle of the housing (1002) through a rotating shaft, positioning springs (1004) are fixedly connected to opposite side surfaces of one end of each prying plate (1003), the other end of each prying plate (1003) is fixedly connected with the inclined plane of the corresponding button (1001), positioning blocks (1005) are fixedly connected to the outer side surfaces of one end of each prying plate (1003), square through holes are formed in the arc side surfaces of the housing (1002), two teeth are fixedly connected to the other side surfaces of the positioning blocks (1005), two oval-shaped teeth are formed in the side surfaces of the housing (3), and the oval-shaped teeth are fixedly connected to the two side surfaces of the positioning blocks (1005) through the oval-shaped through holes (1005).
4. The drilling fluid vibrating screen convenient to detach and clean according to claim 3, wherein the vibrating mechanism (2) comprises a motor support (202), the motor support (202) is fixedly connected with the outer side face of the screen box (3), the upper surface of the motor support (202) is fixedly connected with a vibrating motor (201), the output end of the vibrating motor (201) is fixedly connected with a main gear (204), the side face of the screen box (3) is fixedly connected with two connecting plates (207), the other end of each connecting plate (207) is rotationally connected with a transmission shaft (206), the outer side of each transmission shaft (206) is fixedly connected with a pinion (205), the main gear (204) is meshed with the pinion (205), and the side face of the screen box (3) is fixedly connected with a protective cover (203).
5. The drilling fluid vibrating screen convenient to detach and clean according to claim 4, wherein the vibrating mechanism (2) further comprises two driving bevel gears (209), the driving bevel gears (209) are fixedly connected with the end portions of the transmission shafts (206), driven bevel gears (208) are arranged on the side faces of the driving bevel gears (209), the driving bevel gears (209) are in meshed connection with the driven bevel gears (208), vibrating shafts (210) are fixedly connected with the side faces of the driven bevel gears (208), the vibrating shafts (210) are in rotary connection with the protective cover (203) and the screen box (3), a plurality of eccentric gears (211) are fixedly connected with the outer sides of the vibrating shafts (210), four fixing plates (212) are rotatably connected with the outer sides of the vibrating shafts (210), axle boxes (213) are fixedly connected with the other ends of the fixing plates (212), and the axle boxes (213) are fixedly connected with the inner sides of the screen box (3).
6. The drilling fluid vibrating screen convenient to detach and clean according to claim 5, wherein the damping mechanism (6) comprises damping plates (601), the damping plates (601) are fixedly connected with the screen box (3), damping sleeves (603) are fixedly connected to the lower surface of the damping plates (601), annular circular grooves are formed in the opposite side surfaces of the two damping sleeves (603) in the same fixedly connected mode, damping springs (604) are connected in the annular circular grooves in a sliding mode, damping shafts (602) are connected with the damping plates (601) in a threaded mode, and twisting blocks (605) are fixedly connected to the upper ends of the damping shafts (602).
7. The drilling fluid vibrating screen convenient to detach and clean according to claim 6, wherein the logging tank (1) comprises an heightening frame (106), the heightening frame (106) is fixedly connected with the upper surface of the base (13), the upper surface of the heightening frame (106) is fixedly connected with a tank body (101), a liquid inlet (102) is formed in the upper surface of the tank body (101), the liquid inlet (102) is circular, two stirring wheels (103) are rotatably connected in the tank body (101), a guide plate (104) is fixedly connected to the lower side of the inside of the tank body (101), a liquid outlet groove (105) is fixedly connected to the side surface of the tank body (101), and square holes are formed in positions corresponding to the liquid outlet groove (105).
8. The drilling fluid vibrating screen convenient to detach and clean according to claim 7, wherein a liquid accumulation box (5) is fixedly connected to the lower surface of the screen box (3), and a liquid discharge pipe (501) is fixedly connected to the middle part of the liquid accumulation box (5).
9. The drilling fluid vibrating screen convenient to detach and clean according to claim 8, wherein an electric control module (7) is fixedly connected to the upper surface of the base (13), and four hoisting seats (14) are fixedly connected to the side surface of the base (13).
CN202411749337.2A 2024-12-02 2024-12-02 A drilling fluid vibrating screen that is easy to disassemble and clean Active CN119195676B (en)

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