CN220530870U - Sand filtering structure for petroleum drilling - Google Patents

Abstract

The utility model relates to the technical field of stone sand exploitation, in particular to a sand filtering structure for petroleum drilling, which comprises a base, wherein supporting columns are arranged on two sides of the base, a trapezoid filter screen is arranged at the upper end of the base, a top plate is arranged at the upper end of the trapezoid filter screen, a circular handle shaft is driven to rotate through a third motor so as to drive a vertical shaft to rotate, and further a swinging plate is driven to swing, a first box body is fixedly connected with the swinging plate so as to drive the box body to swing, sand can be shaken into a sand storage box, a second motor is used for driving a first lead screw to rotate, and accordingly the first lead screw can be lowered in a screw rod to complete a pressing procedure, and because a baffle plate is arranged on the sand storage box, the sand can slide down due to the inclined angle, the first conical gear and the second conical gear are driven to rotate through the third motor, and the second lead screw can be driven to rotate, so that a moving plate can push the sand.

Description

Sand filtering structure for petroleum drilling

Technical Field

The utility model relates to the technical field of stone sand exploitation, in particular to a sand filtering structure for petroleum drilling.

Background

As is well known, oil fields are high in investment cost, so that the oil fields are often subjected to high-speed strong mining, so that the mining units can obtain the maximum development economic benefit, the structure of the oil fields is relatively loose, sand is easily produced in the oil layer development process, especially in the long-term high-speed mining, the oil layer sand production is gradually increased, and in order to solve the related problem of the oil field sand production, the oil field sand prevention process is improved at present, so that the maximum benefit of the oil field mining is obtained.

Through retrieval, the utility model patent with the Chinese publication number of CN204293953U discloses a sand filtering structure for petroleum drilling, which comprises a motor, an oil inlet, an oil collecting pipe, a screw rod, a filtering cover, a bearing, an oil pipe, a filtering tank, a filtering core, a metal filtering net and an oil outlet pipe; its structural design is reasonable, novel structure is unique, easy operation, and convenient to use adopts inverter motor can conveniently carry out the speed governing, designs into the horn mouth with the oil inlet, conveniently advances oil, can accelerate filter effect through the screw rod, and each part need not complicated processing, has reduced processing cost.

Although the above-mentioned technical scheme has solved the oil feed and has been convenient, the convenient problem of work piece processing, because the simple mode of processing of work piece filters the mode singleness among the above-mentioned technical scheme, only has single filtration jar and metal filter screen, can't carry out the complete filtration to different grit, so can lead to grit card to lead to filtering incompletely on the filter screen, propose a sand filter structure for oil drilling for solving above-mentioned problem.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the application provides a sand filtering structure for petroleum drilling, which aims at solving the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a sand filtering structure for oil drilling, the both sides of base all are provided with the support column, and the upper end of base is provided with trapezoidal filter screen, the upper end of trapezoidal filter screen is provided with the roof, and two first rotation holes have been seted up on the roof, and be provided with two transmission shafts on the roof, be provided with first box on the trapezoidal filter screen, and two first connecting holes have been seted up on the first box, each the one end of transmission shaft all runs through first box and rotates with corresponding support column to be connected, and the bottom of trapezoidal filter screen is provided with two rectangular plates, the bottom of first box is provided with swing mechanism, the lower extreme of first box is provided with the sand storage box, be provided with extrusion mechanism on the sand storage box, the second connecting hole has been seted up on the sand storage box, the baffle passes through the axle and is connected with the sand storage box, and trapezoidal hourglass can effectively prevent the grit remaining on the filter screen.

Preferably, the swing mechanism comprises a surrounding shell, the surrounding shell is arranged at the lower end of the first box body, the inside of the surrounding shell is arranged at the first motor, the output end of the first motor is connected with a circular handle shaft, a U-shaped column is arranged on the circular handle shaft, a second rotating hole is formed in the U-shaped column, two cylinders are arranged at the upper end of the U-shaped column, two third connecting holes are formed in the two cylinders, a fourth connecting hole is formed in the circular handle shaft, a swing plate is arranged at the upper end of the circular handle shaft and fixedly connected with the first box body, two support plates are arranged at the lower end of the swing plate, a fifth connecting hole is formed in the two support plates, the support plates are connected through a connecting shaft, a round hole block is arranged on the connecting shaft and connected with the circular handle shaft through a vertical shaft, and the cylinders are connected with the support plates through a long shaft, and sand gravel can be effectively prevented from being clamped in the filter screen through swing of the swing mechanism.

Further, the extrusion mechanism comprises a fixed plate, the fixed plate is connected with the support column, and the lower extreme of fixed plate is provided with the second motor, the output and the first lead screw connection of second motor, the lower extreme of first lead screw is provided with the screw rod, the screw rod is connected with the sand storage box, and be provided with the spring on the sand storage box, rotate through first lead screw and push down the sand storage box in the screw rod and make the grit fall out through gravity.

Still further, be provided with the third motor on the base, be provided with first conical gear on the output shaft of third motor, the meshing has the second conical gear on the first conical gear, be provided with the second lead screw on the second conical gear, the second lead screw runs through in storing up the sand box, the inside of storing up the sand box is provided with the movable plate, first screw hole has been seted up on the movable plate, second lead screw and movable plate threaded connection drive the movable plate through the lead screw and remove the more complete pouring of grit that lets inclination not enough.

Further scheme, the oil outlet on the first box, the outside of first box is provided with the joint, the mounted position of joint with the position phase-match of seting up of oil outlet is located right be provided with the oil tank on the lateral wall of support column, it has the oil pipeline to connect the intercommunication, the one end of oil pipeline runs through the support column that is located right and communicates with the oil tank, can make the petroleum purity of collecting higher through the secondary filtration of oil outlet.

On the basis of the scheme, two supporting blocks on the supporting column, two the inside of supporting block has all been seted up the spout, two the spout is inside to all be provided with the slider, two be provided with between the slider and remove the post, the second screw hole has been seted up on the removal post, be provided with the closing cap on the supporting block, the lower extreme of closing cap is provided with the fourth motor, be provided with the third lead screw on the output shaft of fourth motor, third lead screw and removal post threaded connection, be provided with T type clamp plate on the removal post, can drive the rotation control lift of third lead screw through the fourth motor.

(III) beneficial effects

Compared with the prior art, the application provides a sand filtering structure for oil drilling, possesses following beneficial effect:

this sand filtering structure for oil drilling drives circle handle axle through the third motor and rotates to drive the vertical scroll and rotate, thereby make the round hole piece reciprocating motion, and then drive the swing board swing, because first box is fixed connection so can drive the box swing, can shake the grit through the cylindricality board in the sand storage box, the problem of filtering singleness has been solved like this, also solved the problem of filtering in-process grit jam trapezoidal filter screen through swing mechanism, can make the filtration more high-efficient, drive first lead screw through the second motor and rotate, thereby can make first lead screw decline in the screw rod and make it accomplish the procedure of pushing down, because offered the baffle on the sand storage box, thereby can make the grit depend on gravity landing in the process of pushing down, drive first bevel gear and second bevel gear rotation through the third motor, can make the second lead screw rotate, thereby can make the movable plate release the grit.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic structural view of the present application;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 of the present application;

FIG. 4 is a schematic view of a partial enlarged structure at B in FIG. 2 of the present application;

fig. 5 is a schematic structural diagram of the present application.

In the figure: 1. a base; 2. a support column; 3. a trapezoid filter screen; 4. a top plate; 5. a first case; 6. a rectangular plate; 7. a swinging mechanism; 8. a sand storage box; 9. an extrusion mechanism; 10. a baffle; 701. a surrounding shell; 702. a first motor; 703. a circular handle shaft; 704. u-shaped columns; 705. a cylinder; 706. a swinging plate; 707. a support plate; 708. a round hole block; 709. a vertical shaft; 901. a fixing plate; 902. a second motor; 903. a first lead screw; 904. a screw; 11. a moving plate; 12. a second lead screw; 13. a first bevel gear; 14. a second bevel gear; 15. a third motor; 16. a joint; 17. an oil delivery pipe; 18. an oil tank; 19. a support block; 20. a slide block; 21. a moving column; 22. a cover; 23. a third lead screw; 24. a fourth motor; 25. t-shaped pressing plate.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1 to 5, a sand filtering structure for petroleum drilling is provided, support columns 2 are arranged on two sides of a base 1, a trapezoid filter screen 3 is arranged at the upper end of the base 1 and is used for filtering sand, a top plate 4 is arranged at the upper end of the trapezoid filter screen 3, two first rotating holes are formed in the top plate 4, two transmission shafts are arranged on the top plate 4 and are used for driving the trapezoid filter screen 3 and the first box 5 to swing when a swinging mechanism 7 swings, the first box 5 is arranged on the trapezoid filter screen 3, two first connecting holes are formed in the first box 5, one end of each transmission shaft penetrates through the first box 5 and is in rotary connection with the corresponding support column 2, each transmission shaft is fixedly connected with the first box 5, two rectangular plates 6 are arranged at the bottom of the trapezoid filter screen 3, a swinging mechanism 7 is arranged at the bottom of the first box 5, a sand storage box 8 is provided with a squeezing mechanism 9, a second connecting hole is formed in the sand storage box 8, and a baffle 10 is connected with the sand storage box 8 through the sand box, and the sand storage box 10 can be well separated from the sand box 8, and accordingly the sand can be effectively filtered, and the sand can be prevented from remaining on the sand box 8.

Referring to fig. 4, in this embodiment, the swinging mechanism 7 includes a surrounding housing 701, the surrounding housing 701 is disposed at the lower end of the first casing 5, the inside of the surrounding housing 701 is disposed in the first motor 702, the output end of the first motor 702 is connected with the circular handle shaft 703, a U-shaped column 704 is disposed on the circular handle shaft 703, the circular hole block 708 is driven to reciprocate by rotation of the circular handle shaft 703, the circular handle shaft 703 is rotationally connected with the U-shaped column 704, a second rotation hole is disposed on the U-shaped column 704, two cylinders 705 are disposed at the upper end of the U-shaped column 704, two third connection holes are disposed on the two cylinders 705, a fourth connection hole is disposed on the circular handle shaft 703, and a swinging plate 706 is disposed at the upper end of the circular handle shaft 706, the swinging plate 706 is fixedly connected with the first casing 5 through swinging of the swinging plate 706, two support plates 708 are disposed at the lower end of the swinging plate 706, the two support plates are fixedly connected with the swinging plate 706, two support plates 707 are disposed on the two support plates 707, a fifth connection hole is disposed on the support plates 707 through the fifth connection hole, and the sand filter screen is connected with the circular hole 707 through the connection block, and the sand filter tube 707 can be effectively prevented from being connected with the circular hole 707 through the connection hole by the connection of the filter screen 707.

Then, referring to fig. 1 to 5, in the present embodiment, the pressing mechanism 9 includes a fixing plate 901, the fixing plate 901 is connected with the support column 2, and the fixing plate 901 plays a limiting role, and the lower end of the fixing plate 901 is provided with a second motor 902, the output end of the second motor 902 is connected with a first screw 903, the lower end of the first screw 903 is provided with a screw 904, the screw 904 is connected with a sand storage box 8, and the sand storage box 8 is provided with a spring, and the sand storage box 8 is pressed down in the screw 904 by the rotation of the first screw 903 to drop out sand by gravity, and the box body can be stabilized by the spring, so that it does not cause the gravity center to deviate.

Next, referring to fig. 5, in the present embodiment, a third motor 15 is disposed on the base 1, a first bevel gear 13 is disposed on an output shaft of the third motor 15, a second bevel gear 14 is engaged on the first bevel gear 13, the first bevel gear 13 is engaged with the second bevel gear 14, the direction of the sand is changed by engaging and rotating the first bevel gear 13 with the second bevel gear 14, a second lead screw 12 is disposed on the second bevel gear 14, the second lead screw 12 penetrates through the sand storage box 8, a moving plate 11 is disposed inside the sand storage box 8, the moving plate 11 is slidably connected with the sand storage box 8, sand is pushed by the moving plate 11, a first threaded hole is formed in the moving plate 11, the second lead screw 12 is in threaded connection with the moving plate 11, and the sand with an insufficient inclination angle is completely poured out by driving the moving plate 11 through the lead screw, so that the sand storage box 8 is kept neat and the sand storage box 8 is prevented from being offset due to shrinkage of residual sand.

Referring to fig. 2 again, in this embodiment, the oil outlet on the first box 5 filters fine sand in the first box 5 through the oil outlet, the outside of the first box 5 is provided with a joint 16, the installation position of the joint 16 is matched with the opening position of the oil outlet, an oil tank 18 is arranged on the outer side wall of the support column 2 positioned on the right, the filtered oil is collected through the oil tank 18 and the support column 2, the oil delivery pipe 17 is fixedly connected to the joint 16, one end of the oil delivery pipe 17 penetrates through the support column 2 positioned on the right and is communicated with the oil tank 18, the collected oil can be more purified through secondary filtration of the oil outlet, and the oil can be directly separated into the oil tank 18 for use.

Finally, referring to fig. 1-2, in this embodiment, two supporting blocks 19 on the supporting column 2, the inside of each supporting block 19 is provided with a sliding groove, the inside of each sliding groove is provided with a sliding block 20, a moving column 21 is arranged between the two sliding blocks 20, a lifting function is performed through the moving column 21, a second threaded hole is formed in the moving column 21, a sealing cover 22 is arranged on the supporting block 19, a fourth motor 24 is arranged at the lower end of the sealing cover 22, a third lead screw 23 is arranged on an output shaft of the fourth motor 24, the third lead screw 23 is in threaded connection with the moving column 21, a T-shaped pressing plate 25 is arranged on the moving column 21, lifting can be controlled by rotation of the third lead screw 23 through driving of the fourth motor 24, and when the swinging mechanism 7 swings, the fourth motor 24 drives the lead screw to rotate, so that the moving block lifts to drive the T-shaped pressing plate 25 to lift, and prevent interference of the swinging mechanism 7 to swing the sand.

Working principle:

this sand filtering structure for oil drilling, when using, firstly place this sand filtering structure for oil drilling in the position that needs to use, carry out the debugging of machine, open fourth motor 24 and drive third lead screw 23 through fourth motor 24 and rotate, thereby let the movable block rise in the spout, and then drive T type clamp plate 25 and rise and surpass roof 4, open second motor 902 and let first lead screw 903 shift up, and then let sand storage box 8 balance, open third motor 15 and drive second lead screw 12 and rotate thereby drive movable plate 11 and remove the opposite side of baffle 10, the regulation is accomplished.

Then, the machine is operated, the first motor 702 is turned on to enable the circular handle shaft 703 to rotate so as to drive the circular hole block 708 to reciprocate, so that the effect of swinging the trapezoid sandglass is achieved, the fourth motor 24 is turned on after filtration is completed so that sand, of which the trapezoid sandglass does not completely fall into the sand storage box 8, enters the sand storage box 8 through extrusion of the T-shaped pressing plate 25, the second motor 902 is turned on so that the first screw 903 descends to enable the spring under the extrusion sand storage box 8 to enable the sand storage box 8 to deflect, the sand slides off by means of gravity, and then the third motor 15 is turned on so that the second screw 12 drives the moving plate 11 to move so as to push out the sand which does not slide off.

Finally, the machine is reset, the third motor 15 is turned on to restore the moving block to the initial position, the second motor 902 is turned on to enable the first screw 903 to be separated from the screw 904, the fourth motor 24 is turned on to enable the moving column 21 to drive the T-shaped pressing plate 25 to rise to the initial position, the first motor 702 is turned on to enable the swinging mechanism 7 to drive the first box 5 to restore to the initial position, and the machine reset is completed.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a sand filtering structure for oil drilling, includes base (1), its characterized in that: the utility model discloses a sand storage box, including base (1), support column (2) are all provided with in both sides of base (1), and the upper end of base (1) is provided with trapezoidal filter screen (3), the upper end of trapezoidal filter screen (3) is provided with roof (4), and two first rotation holes have been seted up on roof (4), and be provided with two transmission shafts on trapezoidal filter screen (3), be provided with first box (5) on trapezoidal filter screen (3), and set up two first connecting holes on first box (5), each one end of transmission shaft all runs through first box (5) and rotates with corresponding support column (2) to be connected, and the bottom of trapezoidal filter screen (3) is provided with two rectangular plates (6), the bottom of first box (5) is provided with swing mechanism (7), the lower extreme of first box (5) is provided with sand storage box (8), be provided with extrusion mechanism (9) on sand storage box (8), set up second connecting hole on sand storage box (8), baffle (10) are connected through axle and sand storage box (8).

2. The sand filtering structure for petroleum drilling according to claim 1, wherein: the swing mechanism (7) comprises a surrounding shell (701), the surrounding shell (701) is arranged at the lower end of a first box body (5), the inside of the surrounding shell (701) is arranged at a first motor (702), the output end of the first motor (702) is connected with a circular handle shaft (703), a U-shaped column (704) is arranged on the circular handle shaft (703), a second rotating hole is formed in the U-shaped column (704), two cylinders (705) are arranged at the upper end of the U-shaped column (704), two third connecting holes are formed in the two cylinders (705), a fourth connecting hole is formed in the circular handle shaft (703), a swing plate (706) is arranged at the upper end of the circular handle shaft (703), the swing plate (706) is fixedly connected with the first box body (5), two support plates (707) are arranged at the lower end of the swing plate (706), a fifth connecting hole is formed in the support plate (704), two support plates (707) are connected with the circular handle shaft (703) through a connecting block, and the circular handle shaft (708) is connected with the circular handle shaft (708).

3. The sand filtering structure for petroleum drilling according to claim 1, wherein: the extrusion mechanism (9) comprises a fixed plate (901), the fixed plate (901) is connected with a support column (2), a second motor (902) is arranged at the lower end of the fixed plate (901), the output end of the second motor (902) is connected with a first screw rod (903), a screw rod (904) is arranged at the lower end of the first screw rod (903), the screw rod (904) is connected with a sand storage box (8), and a spring is arranged on the sand storage box (8).

4. A sand screen for oil drilling according to claim 2, wherein: be provided with third motor (15) on base (1), be provided with first conical gear (13) on the output shaft of third motor (15), the meshing has second conical gear (14) on first conical gear (13), be provided with second lead screw (12) on second conical gear (14), second lead screw (12) run through in sand storage box (8), the inside of sand storage box (8) is provided with movable plate (11), first screw hole has been seted up on movable plate (11), second lead screw (12) and movable plate (11) threaded connection.

5. The sand filtering structure for petroleum drilling according to claim 1, wherein: the oil outlet on the first box (5), the outside of first box (5) is provided with joint (16), the mounted position of joint (16) with the position phase-match of seting up of oil outlet is located right be provided with oil tank (18) on the lateral wall of support column (2), it has oil pipeline (17) to connect to communicate on (16), the one end of oil pipeline (17) runs through support column (2) that are located right and communicates with oil tank (18).

6. The sand filtering structure for petroleum drilling according to claim 1, wherein: two supporting blocks (19) on support column (2), two the spout has all been seted up to the inside of supporting block (19), two the spout is inside all to be provided with slider (20), two be provided with between slider (20) and remove post (21), second screw hole has been seted up on removing post (21), be provided with closing cap (22) on supporting block (19), the lower extreme of closing cap (22) is provided with fourth motor (24), be provided with third lead screw (23) on the output shaft of fourth motor (24), third lead screw (23) and remove post (21) threaded connection, be provided with T type clamp plate (25) on removing post (21).