CN219954285U

CN219954285U - Self-adaptation oil drilling equipment ball valve

Info

Publication number: CN219954285U
Application number: CN202222560551.6U
Authority: CN
Inventors: 陈世超
Original assignee: Suzhou Yijinrun Machinery Co ltd
Current assignee: Suzhou Yijinrun Machinery Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-11-03
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a ball valve of self-adaptive oil drilling equipment, which comprises the following technical scheme: the valve comprises a valve body, an inner ring and a valve core, wherein a clamping groove is formed in the middle of the top of the valve body, the inner ring is sleeved on the inner surface of the clamping groove, the valve core is movably installed in the middle of the inner ring, a pressing plate is installed on the top of the valve body at the position of the inner ring through a bolt, a box body is installed in the middle of the top of the pressing plate, and a valve rod is installed in the middle of the top of the valve core. The utility model provides a case of self-adaptation oil drilling equipment ball valve has solved current majority ball valve is fragile for a long time under the corrosive influence of oil drilling equipment output, needs to carry out the whole maintenance of changing it, and change maintenance cost is higher, and relies on case and valve body contact seal more, and the oil temperature of oil drilling equipment output is higher, very easily leads to the case to expand, causes the problem of sealing mechanism damage, has realized the effect of self-adaptation sealed clearance to the life of ball valve for oil drilling equipment has been improved.

Description

Self-adaptation oil drilling equipment ball valve

Technical Field

The utility model relates to the technical field of oil drilling, in particular to a ball valve of self-adaptive oil drilling equipment.

Background

The ball valve, the opening and closing piece (sphere) is driven by the valve rod and rotates around the axis of the ball valve. The device can also be used for regulating and controlling fluid, wherein the hard seal V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is particularly suitable for mediums containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the medium on the pipeline, simultaneously can close any channel to connect the other two channels, is applied to a plurality of fields, and is commonly used in the field of petroleum drilling.

Through mass retrieval, the ball valve in the prior art is found to be like a flexible self-adaptive petroleum pipeline ball valve disclosed in publication No. CN110067871A, the expansion of the flow channel capacity is realized through the elastic concave-convex effect of the elastic sheet arranged on the flexible ball body, the extrusion damage to the ball body is reduced by expanding the capacity when petroleum is heated and expanded, the extrusion of the elastic sheet to gas is used as power to start the self-adjusting mechanism, so that the flow quantity of the rotating ball body is reduced, the flow speed is reduced, the electrostatic increase under the condition of heating is avoided, and the safety is improved.

The valve core of most of the existing ball valves is easy to damage under the corrosive influence of petroleum produced by petroleum drilling equipment for a long time, the valve core needs to be replaced and maintained integrally, the replacement and maintenance cost is high, the valve core is in contact seal with a valve body, the petroleum produced by the petroleum drilling equipment is high in temperature, the valve core is easy to expand, and a sealing mechanism is damaged.

Disclosure of Invention

The utility model aims to provide a ball valve of self-adaptive oil drilling equipment, which has the advantage of self-adaptation, and solves the problems that valve cores of most of the existing ball valves are easy to damage under the corrosive influence of petroleum produced by the oil drilling equipment for a long time, the whole replacement and maintenance are required, the replacement and maintenance cost is high, the petroleum temperature produced by the oil drilling equipment is high, the valve cores are easy to expand, and a sealing mechanism is damaged.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-adaptation oil drilling equipment ball valve, includes valve body, inner ring and case, wherein be equipped with the clamping groove in the middle of the valve body top, the clamping groove internal surface has cup jointed the inner ring, movable mounting has the case in the middle of the inner ring is inside, the valve body top is located inner ring position department and installs the clamp plate through the bolt, install the box in the middle of the clamp plate top, install the valve rod in the middle of the case top, the valve rod runs through inside the box, install the worm wheel in the middle of the valve rod top, install motor B in the middle of box one side, motor B output shaft is located worm wheel front surface mounting has the worm, inner ring internal surface both sides position department all is equipped with the seal groove, surface mounting has the sealing washer in the seal groove.

Preferably, the worm is engaged with a worm wheel.

Preferably, the inner surface of the sealing ring is provided with a filling chamber, and kerosene is filled in the filling chamber.

Preferably, a sealing gasket is arranged on the outer surface of the inner ring inside the clamping groove.

Preferably, the brake plate is installed to the valve rod surface that is located the worm wheel bottom, motor A is installed to box top one side, motor A output shaft is located box internally mounted and has adjusted the pole, it has all cup jointed the locking plate to adjust pole surface and be located the brake plate upper and lower surface.

Preferably, the adjusting rod is connected with the locking plates at two sides through screw threads in a screwing mode, and screw threads at two ends of the adjusting rod are reversely arranged.

Preferably, the both sides of valve body top all are equipped with the intercepting groove, the valve body top is located intercepting groove position department and installs the support, the pivot has been cup jointed through the screw thread in the middle of the support is inside, the pivot bottom is located the inside movable mounting of intercepting groove and has the shutoff board, the carousel is installed at the pivot top, shutoff board surface mounting has the sealed cowling.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the effect of compensating and sealing the joint of the valve core is achieved by arranging the sealing ring, the filling chamber and the kerosene, so that the problem that the sealing mechanism is damaged due to the fact that the valve core is easily expanded due to the fact that the petroleum temperature produced by petroleum drilling equipment is high due to the fact that the valve core is in contact and sealing with the valve body is solved, the effect of self-adapting sealing clearance is achieved, and the service life of the ball valve for the petroleum drilling equipment is prolonged.

2. The utility model achieves the effect of convenient disassembly and assembly of the inner ring and the valve core by arranging the pressing plate, the inner ring and the valve core, solves the problems that most valve cores of the ball valves are easy to damage under the corrosive influence of petroleum produced by petroleum drilling equipment for a long time, and are required to be replaced and maintained integrally, and the replacement and maintenance cost is high, reduces the maintenance cost of the ball valves, thereby improving the use economy of the ball valves for the petroleum drilling equipment.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure B in fig. 1.

Reference numerals: 1. a valve body; 2. a flow interception groove; 3. a sealing cover; 4. a rotating shaft; 5. a turntable; 6. a bracket; 7. a shutoff plate; 8. a pressing plate; 9. a locking plate; 10. an adjusting rod; 11. a motor A; 12. a worm wheel; 13. a worm; 14. a case; 15. a motor B; 16. a brake plate; 17. a valve stem; 18. a sealing gasket; 19. a seal ring; 20. an inner ring; 21. a valve core; 22. a filling chamber; 23. sealing grooves; 24. and (5) clamping the groove.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-3, in order to achieve the above object, the present utility model provides the following technical solutions: the utility model discloses a self-adaptive ball valve for petroleum drilling equipment, which comprises a valve body 1, an inner ring 20 and a valve core 21, wherein a clamping groove 24 is formed in the middle of the top of the valve body 1, a sealing gasket 18 is arranged on the outer surface of the inner ring 20 and positioned in the clamping groove 24, the inner ring 20 is sleeved on the inner surface of the clamping groove 24, the valve core 21 is movably arranged in the middle of the inner ring 20, a pressing plate 8 is arranged at the position of the top of the valve body 1 through bolts, a box 14 is arranged in the middle of the top of the pressing plate 8, a valve rod 17 is arranged in the middle of the top of the valve core 21, the valve rod 17 penetrates through the inside of the box 14, a worm wheel 12 is arranged in the middle of the top of the valve rod 17, a motor B15 is arranged in the middle of one side of the box 14, a worm 13 is arranged on the front surface of the output shaft of the worm wheel 12, the worm 13 is meshed with the worm wheel 12, a sealing groove 19 is arranged on the two sides of the inner ring 20, a sealing groove 19 is arranged on the inner surface of the inner ring 19, a sealing groove 19 is arranged on the inner surface of the sealing groove 19, a filling chamber 22 is arranged on the inner surface of the sealing groove 22, kerosene is filled in the filling chamber 22, the sealing ring 19 is convenient to maintain, the sealing ring 19 is expanded under the influence of petroleum, and the influence of petroleum heat, and the sealing ring 19 is expanded under the influence of petroleum, and high efficiency is sealed to the sealing 21.

The working principle of the ball valve of the adaptive oil drilling equipment based on the embodiment 1 is as follows: after the utility model is installed, the utility model is connected with a petroleum pipeline, when the petroleum pipeline is required to be cut off, the motor B15 is started, the motor B15 drives the worm 13 to rotate, the worm 13 and the worm wheel 12 drive the valve rod 17 to rotate, the valve rod 17 drives the valve core 21 to rotate, thus the petroleum is shut off, in the shut off process, kerosene in the sealing ring 19 is gasified under the influence of the temperature of the petroleum, the sealing ring 19 is expanded, the efficient sealing of the valve core 21 of the sealing ring 19 is facilitated, when the valve core 21 is required to be maintained, the petroleum is shut off through the shut off plate 7, the bolt is disassembled, and the pressing plate 8 can be disassembled, so the valve core 21 is disassembled and maintained, and the working flow of the equipment is completed.

Example two

As shown in fig. 1-3, the ball valve of the adaptive oil drilling apparatus according to the present utility model, compared with the first embodiment, further includes: the brake plate 16 is installed to valve rod 17 surface in worm wheel 12 bottom, motor A11 is installed to box 14 top one side, motor A11 output shaft is located box 14 internally mounted and is adjusted pole 10, it has all cup jointed locking plate 9 to adjust pole 10 surface and is located brake plate 16 upper and lower surface, it is connected through the screw thread spin to adjust pole 10 and both sides locking plate 9, it sets up to adjust pole 10 both ends screw thread is reverse, carry out locking braking to brake plate 16 through locking plate 9, valve body 1 top both sides all are equipped with the intercepting groove 2, valve body 1 top is located the position department of intercepting groove 2 and installs support 6, the pivot 4 has been cup jointed through the screw thread in the middle of the support 6 inside, the pivot 4 bottom is located the inside movable mounting of intercepting groove 2 and has the intercepting plate 7, carousel 5 is installed at pivot 4 top, the sealed cowling 3 is installed to intercepting plate 7 surface.

In this embodiment, after the adjustment of the valve core 21 is completed, the motor a11 is started, the motor a11 drives the adjusting rod 10 to rotate, the locking plate 9 is driven to be closed by the adjusting rod 10, the valve rod 17 is locked by the locking plate 9 and the braking plate 16, the valve core 21 is prevented from loosening, when the valve core 21 needs to be maintained, the rotating shaft 4 is rotated by the rotating disc 5, the shutoff plate 7 is driven to move downwards by the rotating shaft 4, and the shutoff is carried out inside the valve body 1 by the shutoff plate 7, so that the valve core 21 can be maintained.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a self-adaptation oil drilling equipment ball valve, includes valve body (1), inner ring (20) and case (21), its characterized in that: clamping groove (24) are arranged in the middle of valve body (1) top, clamping groove (24) internal surface has cup jointed inner ring (20), movable mounting has case (21) in the middle of inner ring (20) is inside, valve body (1) top is located inner ring (20) position department and installs clamp plate (8) through the bolt, install box (14) in the middle of clamp plate (8) top, install valve rod (17) in the middle of case (21) top, valve rod (17) run through in box (14) inside, install worm wheel (12) in the middle of valve rod (17) top, install motor B (15) in the middle of box (14) one side, motor B (15) output shaft is located worm wheel (12) front surface mounting has worm (13), inner ring (20) internal surface both sides position department all is equipped with seal groove (23), seal groove (23) internal surface mounting has sealing washer (19).

2. An adaptive oil drilling apparatus ball valve according to claim 1, wherein: the worm (13) is meshed with the worm wheel (12).

3. An adaptive oil drilling apparatus ball valve according to claim 1, wherein: the inner surface of the sealing ring (19) is provided with a filling chamber (22), and kerosene is filled in the filling chamber (22).

4. An adaptive oil drilling apparatus ball valve according to claim 1, wherein: and a sealing gasket (18) is arranged inside the clamping groove (24) and positioned on the outer surface of the inner ring (20).

5. An adaptive oil drilling apparatus ball valve according to claim 1, wherein: the outer surface of the valve rod (17) is positioned at the bottom of the worm wheel (12) and is provided with a brake plate (16), one side of the top of the box body (14) is provided with a motor A (11), an output shaft of the motor A (11) is positioned in the box body (14) and is internally provided with an adjusting rod (10), and the outer surface of the adjusting rod (10) is positioned on the upper surface and the lower surface of the brake plate (16) and is sleeved with a locking plate (9).

6. An adaptive oil drilling apparatus ball valve according to claim 5, wherein: the adjusting rod (10) is connected with the locking plates (9) at two sides through screw threads in a screwing mode, and screw threads at two ends of the adjusting rod (10) are reversely arranged.

7. An adaptive oil drilling apparatus ball valve according to claim 1, wherein: the utility model discloses a sealing cover, including valve body (1), pivot (4), carousel (5) are installed at valve body (1) top both sides all are equipped with interception groove (2), support (6) are installed in valve body (1) top position department, pivot (4) have been cup jointed through the screw thread in the middle of support (6) are inside, pivot (4) bottom is located interception groove (2) inside movable mounting has shutoff board (7), carousel (5) are installed at pivot (4) top, shutoff board (7) surface mounting has sealed cowling (3).