CN212868960U

CN212868960U - Casing joint suitable for oil exploitation equipment

Info

Publication number: CN212868960U
Application number: CN202020865784.5U
Authority: CN
Inventors: 蒋涛; 周寅春
Original assignee: Tianjin Monite Precision Machinery Co ltd
Current assignee: Tianjin Monite Precision Machinery Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-04-02
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a casing joint suitable for oil exploitation equipment, belonging to the technical field of oil exploitation, comprising a joint main body, the lower end surface of the joint main body is fixedly connected with a supporting block, the lower end surface of the supporting block is fixedly connected with a connecting plate, the lower end surface of the connecting plate is fixedly connected with a damping plate, the lower end surface of the damping plate is provided with a damper, the lower end face of the shock absorber is fixedly connected with the supporting plate, most of the shock sensation is buffered and absorbed by the shock absorber and the supporting plate, the shock force is greatly reduced, the unstable connection with the oil pipes on two sides caused by the shock of the joint main body is prevented, thereby improve leakproofness and joint strength, extension equipment life has solved current casing coupling and has not been equipped with damping device, and long-term the use makes the not good of joint department leakproofness because of the reason of vibrations, pressure, connects insecure, the problem that the condition of oil leak takes place appears very easily.

Description

Casing joint suitable for oil exploitation equipment

Technical Field

The utility model relates to an oil development technical field, in particular to casing joint suitable for oil development equipment.

Background

The petroleum exploitation refers to the action of excavating and extracting petroleum in places where the petroleum is stored, in the process of exploiting the petroleum, oil gas flows into the well bottom from a reservoir stratum and rises to the well head from the well bottom, the petroleum plays an important role in national economy and is an important energy source, compared with coal, the petroleum oil has the advantages of large energy density, convenient transportation and storage, small pollution degree to the atmosphere after combustion and the like, fuel oil extracted from the petroleum is a main fuel of various kilns in transportation tools, power station boilers, metallurgical industry and building material industry, liquefied gas taking the petroleum as raw materials and pipeline gas are high-quality fuels applied in life of urban residents, and in the petroleum exploitation, two petroleum pipes are connected through a casing joint.

The existing sleeve joint is not provided with a damping device, so that the sealing performance of the joint is poor due to vibration and pressure in long-term use, the connection is not firm, and the oil leakage is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model provides a casing joint suitable for oil development equipment aims at solving current casing joint and does not be equipped with damping device, uses for a long time because the reason of vibrations, pressure makes the leakproofness of joint department not good, connects insecurely, the problem that the condition of oil leak takes place appears very easily.

The utility model is realized in such a way, a casing joint suitable for oil exploitation equipment, which comprises a joint main body, wherein the lower end surface of the joint main body is fixedly connected with a supporting block, the lower end surface of the supporting block is fixedly connected with a connecting plate, the lower end surface of the connecting plate is fixedly connected with a damping plate, the lower end surface of the damping plate is provided with a damper, the lower end surface of the damper is fixedly connected with a supporting plate, the left side and the right side of the lower end surface of the damping plate are respectively provided with an upper free bearing, the left side and the right side of the upper end surface of the supporting plate are respectively provided with a lower free bearing, a movable plate is movably connected between the upper free bearing and the lower free bearing, the lower end surface of the supporting plate is provided with a plurality of damping springs, the lower end surfaces of the plurality of damping springs are fixedly connected with a bottom plate, the left side and the right, four equal fixedly connected with knob of one end that the screw rod carried on the back mutually, four equal fixedly connected with fixed block of one end that the screw rod is relative.

In order to control the inside closure of joint main part, conduct the utility model discloses a casing joint suitable for oil development equipment is preferred, the up end that connects the main part is installed electric gate valve.

In order to make equipment and ground fixed more stable, as the utility model discloses a casing joint suitable for oil development equipment is preferred, a plurality of evenly distributed's of lower terminal surface fixedly connected with pre-buried pole of bottom plate, the equal threaded connection in the up end left and right sides of bottom plate has clamping screw, two the equal fixedly connected with dog of up end of clamping screw.

In order to facilitate the connection of oil pipes, as the utility model discloses a casing joint suitable for oil exploitation equipment is preferred, connect the equal fixedly connected with of the left and right sides of main part and connect a spiral shell section of thick bamboo.

In order can be better with joint main part outer wall laminating, conduct the utility model discloses a casing joint suitable for oil development equipment is preferred, the fixed block be with joint main part assorted arc form.

For better support joint main part, conduct the utility model discloses a casing joint suitable for oil development equipment is preferred, the up end of tray is provided with the recess of arc form.

For convenient twisting knob and dog, conduct the utility model discloses a casing joint suitable for oil development equipment is preferred, knob and dog are the hex horn shape.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the shock absorber, when the joint main body vibrates, the vibration sense is transmitted to the shock absorption plate through the support block and the connecting plate in sequence, the shock absorber at the bottom of the shock absorption plate shrinks when the shock absorption plate vibrates, the support plates on the two sides are pressed down between the upper hinged support and the lower hinged support, and most of the vibration sense is absorbed by the shock absorber and the support plates in a buffering manner, so that the vibration force is greatly reduced, the joint main body is prevented from being connected with oil pipes on the two sides insecurely due to vibration, the sealing property and the connection strength are improved, and the service life;

2. when the vibration force is greater than the buffering capacity of the shock absorber, the vibration sense is transmitted to the plurality of damping springs below the supporting plate, the plurality of damping springs contract to buffer the vibration force, and the vibration buffering effect is further improved, so that the overall stability of the equipment is improved;

3. when carrying out fixed equipment, bury a plurality of pre-buried poles underground, fix bottom plate and ground through twisting the clamping screw afterwards, a plurality of pre-buried poles improve the joint strength on bottom plate and ground, make equipment fixed more stable firm.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a schematic side view of the fixing ring of the present invention;

FIG. 3 is a schematic side view of the supporting block of the present invention;

in the figure: 1. a connector body; 2. a support block; 3. a connecting plate; 4. a damper plate; 5. a shock absorber; 6. a support plate; 7. an upper hinged support; 8. a lower hinged support; 9. a movable plate; 10. a damping spring; 11. a base plate; 12. a fixing ring; 13. a screw; 14. a knob; 15. a fixed block; 16. an electric gate valve; 17. pre-burying a rod; 18. fixing the screw rod; 19. a stopper; 20. and (4) connecting the screw cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides a technical solution: a casing joint suitable for oil exploitation equipment comprises a joint main body 1, a supporting block 2 is fixedly connected to the lower end face of the joint main body 1, a connecting plate 3 is fixedly connected to the lower end face of the supporting block 2, a damping plate 4 is fixedly connected to the lower end face of the connecting plate 3, a damper 5 is mounted on the lower end face of the damping plate 4, a supporting plate 6 is fixedly connected to the lower end face of the damper 5, upper hinged supports 7 are respectively arranged on the left and right sides of the lower end face of the damping plate 4, lower hinged supports 8 are respectively arranged on the left and right sides of the upper end face of the supporting plate 6, a movable plate 9 is movably connected between the upper hinged support 7 and the lower hinged support 8, a plurality of damping springs 10 are mounted on the lower end face of the supporting plate 6, bottom plates 11 are fixedly connected to the lower end faces of the plurality of damping springs 10, fixing rings 12 are respectively arranged on the left and, the equal fixedly connected with knob 14 of one end that four screw rods 13 carried on the back mutually, the equal fixedly connected with fixed block 15 of one end that four screw rods 13 are relative.

In this embodiment: by arranging the shock absorber 5, when the joint main body 1 vibrates, the vibration sense sequentially passes through the support block 2 and the connecting plate 3 to be transmitted to the shock absorption plate 4, the shock absorber 5 at the bottom shrinks when the shock absorption plate 4 vibrates, the movable plates 9 at two sides are pressed down between the upper hinged support 7 and the lower hinged support 8, most of the vibration sense is absorbed by the shock absorber 5 and the movable plates 9 in a buffering way, the vibration force is greatly reduced, the loose connection with oil pipes at two sides caused by the vibration of the joint main body 1 is prevented, the sealing performance and the connection strength are improved, the service life of the equipment is prolonged, by arranging the shock absorption springs 10, when the vibration force is larger than the buffering capacity of the shock absorber 5, the vibration sense is transmitted to the shock absorption springs 10 below the supporting plate 6, the shock absorption springs 10 shrink, the shock absorption force is buffered, the vibration buffering effect is further improved, the integral stability of the equipment is improved, when the oil pipe, two solid fixed rings 12 of the 1 outer wall of sliding joint main part, two solid fixed rings 12 slide respectively to the interface gap department that connects main part 1 and two oil pipes, twist afterwards and move four knobs 14, and knob 14 drives screw rod 13 and moves to inside, fixes oil pipe and the 1 outer wall junction that connects main part until four fixed blocks 15 and the 1 outer wall butt that connects to improve fixed effect, improve the junction leakproofness.

As a technical optimization scheme of the utility model, connect the up end of main part 1 and install electric gate valve 16.

In this embodiment: the opening and closing of the inside of the joint body 1 is controlled by the electric gate valve 16, thereby controlling the oil delivery rate.

As a technical optimization scheme of the utility model, a plurality of evenly distributed's of lower terminal surface fixedly connected with pre-buried pole 17 of bottom plate 11, the equal threaded connection in the up end left and right sides of bottom plate 11 has clamping screw 18, the equal fixedly connected with dog 19 of up end of two clamping screw 18.

In this embodiment: when carrying out fixed equipment, bury underground a plurality of pre-buried poles 17, fix bottom plate 11 and ground through twisting movable screw 18 afterwards, a plurality of pre-buried poles 17 improve the joint strength on bottom plate 11 and ground, make equipment fixed more stable firm.

As a technical optimization scheme of the utility model, the equal fixedly connected with of the left and right sides of joint main part 1 connects spiral shell section of thick bamboo 20.

In this embodiment: the connecting screw cylinders 20 on the two sides are convenient to be connected with an oil pipe, and threaded connection is more convenient to disassemble and assemble and firm in connection.

As a technical optimization scheme of the utility model, fixed block 15 is for and connect 1 assorted arc form of main part.

In this embodiment: fixed block 15 is the arc form that connects 1 assorted of main part, can closely laminate when fixed block 15 and joint main part 1 butt to improve fixed effect.

As a technical optimization scheme of the utility model, the up end of tray 2 is provided with the recess of arc form.

In this embodiment: the upper end face of the supporting block 2 is provided with an arc-shaped groove, so that the contact area between the supporting block 2 and the joint main body 1 is increased, and the joint main body 1 is fixed more firmly and stably.

As a technical optimization scheme of the utility model, knob 14 and dog 19 are the hex horn shape.

In this embodiment: the knob 14 and the stop block 19 are both in a hexagonal shape, so that a worker can conveniently twist the handle with a wrench, and time and labor are saved.

The working principle is as follows: when the casing joint suitable for the oil exploitation equipment is used, two oil pipes are respectively connected with the connecting screw cylinders 20 at two sides of the joint main body 1 to complete the connection of the oil pipes at two ends, when the joint main body 1 vibrates, the vibration sense is transmitted to the damping plate 4 through the support block 2 and the connecting plate 3 in sequence, the damper 5 at the bottom contracts when the damping plate 4 vibrates, the movable plates 9 at two sides press down between the upper hinged support 7 and the lower hinged support 8, most of the vibration sense is absorbed by the damper 5 and the movable plates 9 in a buffering way, the vibration force is greatly reduced, the unstable connection of the oil pipes at two sides caused by the vibration of the joint main body 1 is prevented, the sealing property and the connection strength are improved, the service life of the equipment is prolonged, through the arrangement of the damping springs 10, when the vibration force is greater than the buffering capacity of the damper 5, the vibration sense is transmitted to the damping springs 10 below the supporting plate, buffering vibrations power, further improve vibration buffering effect, thereby improve the holistic stability of equipment, when oil pipe is connected with joint main part 1 through the connection spiral shell section of thick bamboo of both sides, two solid fixed rings 12 of 1 outer wall of sliding joint main part, two solid fixed rings 12 slide respectively to the interface gap department that connects main part 1 and two oil pipes, twist afterwards and move four knobs 14, knob 14 drives screw rod 13 and moves inside, until four fixed blocks 15 with connect 1 outer wall butt of main part, fix oil pipe and 1 outer wall junction of joint main part.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A casing joint suitable for oil production equipment, comprising a joint body (1), characterized in that: the joint comprises a joint main body (1), a supporting block (2) is fixedly connected to the lower end face of the joint main body (1), a connecting plate (3) is fixedly connected to the lower end face of the supporting block (2), a damping plate (4) is fixedly connected to the lower end face of the connecting plate (3), a damper (5) is installed on the lower end face of the damping plate (4), a supporting plate (6) is fixedly connected to the lower end face of the damper (5), upper hinged supports (7) are arranged on the left and right sides of the lower end face of the damping plate (4), lower hinged supports (8) are arranged on the left and right sides of the upper end face of the supporting plate (6), a movable plate (9) is movably connected between the upper hinged support (7) and the lower hinged supports (8), a plurality of damping springs (10) are installed on the lower end face of the supporting plate (6), a bottom plate (11) is fixedly connected to the lower end face of the plurality of the damping springs (10, two the equal threaded connection of outer wall of solid fixed ring (12) has four evenly distributed's screw rod (13), four the equal fixedly connected with knob (14), four of the one end that screw rod (13) carried on the back mutually the equal fixedly connected with fixed block (15) of one end that screw rod (13) is relative.

2. A casing joint suitable for use in oil extraction equipment according to claim 1, wherein: an electric gate valve (16) is installed on the upper end face of the joint main body (1).

3. A casing joint suitable for use in oil extraction equipment according to claim 1, wherein: the lower terminal surface fixedly connected with of bottom plate (11) a plurality of evenly distributed pre-buried poles (17), the equal threaded connection in the up end left and right sides of bottom plate (11) has clamping screw (18), two the equal fixedly connected with dog (19) of up end of clamping screw (18).

4. A casing joint suitable for use in oil extraction equipment according to claim 1, wherein: the left side and the right side of the joint main body (1) are fixedly connected with connecting screw cylinders (20).

5. A casing joint suitable for use in oil extraction equipment according to claim 1, wherein: the fixing block (15) is arc-shaped and matched with the joint main body (1).

6. A casing joint suitable for use in oil extraction equipment according to claim 1, wherein: the upper end face of the supporting block (2) is provided with an arc-shaped groove.

7. A casing joint suitable for use in oil extraction equipment according to claim 3, wherein: the knob (14) and the stop block (19) are both hexagonal.