CN216008474U - Special tool for pressure test of petroleum underground operation - Google Patents
Special tool for pressure test of petroleum underground operation Download PDFInfo
- Publication number
- CN216008474U CN216008474U CN202122319247.8U CN202122319247U CN216008474U CN 216008474 U CN216008474 U CN 216008474U CN 202122319247 U CN202122319247 U CN 202122319247U CN 216008474 U CN216008474 U CN 216008474U
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- connecting cylinder
- fixedly connected
- ring
- upper connecting
- valve seat
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- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 239000003208 petroleum Substances 0.000 title claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a special tool for pressure test of petroleum downhole operation, two ends of the top of a base are fixedly connected with a support frame, the top of the support frame is fixedly connected with a support plate, the middle position of the top of the base is fixedly provided with a lower connecting cylinder, the top of the lower connecting cylinder is engaged and connected with an upper connecting cylinder, the top of the upper connecting cylinder is fixedly connected with a top plate, an electric telescopic rod is fixedly connected between two sides of the top plate and the support plate, a valve core and a valve seat are arranged inside the upper connecting cylinder, a taper hole matched with the size of the valve core is arranged on the valve seat, an upper righting ring and a lower righting ring are arranged below the valve seat, and liquid flow holes are arranged on the upper righting ring and the lower righting ring respectively, the utility model has simple structure and convenient operation, and can ensure the safety and stability of the device in the pressure test process by arranging the valve core, the valve seat, a threaded rod, a spring and a pressure relief joint, easy operation, reliable work and safe use.
Description
Technical Field
The utility model relates to a pressure testing instrument technical field specifically is a petroleum borehole operation pressure testing specialized tool.
Background
The existing underground testing tool has two types of pressure testing devices, one type is a fixed table type, the other type is a simple table type, the fixed table type is high in manufacturing cost, immovable and inconvenient to use, a simple table type mechanism is simple, the design is not standard and standard, the use is unsafe, the pressure testing and testing requirements of the testing tool used under the high-pressure condition are met, the existing tool is small in application range and inconvenient to operate, during pressure testing, the joint of the cover body and the shell is required to bear a large pressure load, an automatic pressure relief device is not arranged, and once the cover body is separated from the shell and easily hits a human body, serious injury is caused to the human body. Therefore, a special tool for pressure test of petroleum underground operation is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a petroleum borehole operation pressure testing specialized tool to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a petroleum borehole operation pressure testing specialized tool, includes the base, base top both ends fixedly connected with support frame, support frame top fixedly connected with backup pad, base top intermediate position fixed mounting has down the connecting cylinder, connecting cylinder top meshing is connected with the connecting cylinder down, go up connecting cylinder top fixedly connected with roof, fixedly connected with electric telescopic handle between roof both sides and the backup pad, go up inside case and the disk seat of being provided with of connecting cylinder, set up on the disk seat with case size assorted taper hole, the disk seat below is provided with and rights ring and right ring down, on right the ring and right down all seted up the liquid flow hole on the ring.
Preferably, a piston is arranged above the inner portion of the upper connecting cylinder, a threaded rod penetrating through the upper connecting cylinder is fixedly connected to the top of the piston, and a rubber ring is arranged between the side edge of the piston and the upper connecting cylinder.
Preferably, a spring is arranged between the upper righting ring and the lower righting ring, and a T-shaped supporting rod is sleeved in the spring.
Preferably, the bottom of the valve core (8) is fixedly connected with a valve rod, and the upper righting ring and the lower righting ring are both provided with a central hole.
Preferably, the side of the lower connecting cylinder (4) is fixedly connected with a pressure relief joint (21), and a pressure relief valve (22) is arranged on the pressure relief joint (21).
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, convenient operation connects through setting up case, disk seat, threaded rod, spring and pressure release, can ensure the security and the stability of device at the pressure testing in-process, easily operates reliable operation, safe in utilization.
Drawings
Fig. 1 is a schematic structural diagram of the present invention. Fig. 2 is a schematic view of the structure of the upper connecting cylinder of the present invention.
In the figure: the valve comprises a base 1, a support frame 2, a support plate 3, a lower connecting cylinder 4, an upper connecting cylinder 5, a top plate 6, an electric telescopic rod 7, a valve core 8, a valve seat 9, a taper hole 10, an upper righting ring 11, a lower righting ring 12, a liquid flow hole 13, a piston 14, a threaded rod 15, a rubber ring 16, a spring 17, a T-shaped support rod 18, a valve rod 19, a central hole 20, a pressure relief joint 21 and a pressure relief valve 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the utility model provides a special tool for pressure testing in petroleum downhole operation, which comprises: a special tool for testing pressure in petroleum underground operation comprises a base 1, wherein two ends of the top of the base 1 are fixedly connected with a support frame 2, the top of the support frame 2 is fixedly connected with a support plate 3, a lower connecting cylinder 4 is fixedly arranged at the middle position of the top of the base 1, the top of the lower connecting cylinder 4 is connected with an upper connecting cylinder 5 in a meshing manner, the top of the upper connecting cylinder 5 is fixedly connected with a top plate 6, an electric telescopic rod 7 is fixedly connected between two sides of the top plate 6 and the support plate 3, a valve core 8 and a valve seat 9 are arranged in the upper connecting cylinder 4, a conical hole 10 matched with the size of the valve core 8 is formed in the valve seat 9, an upper righting ring 11 and a lower righting ring 12 are arranged below the valve seat 9, liquid flow holes 13 are respectively formed in the upper righting ring 11 and the lower righting ring 12, a piston 14 is arranged above the inner part of the upper connecting cylinder 2, a threaded rod 15 penetrating through the upper connecting cylinder 5 is fixedly connected to the top of the piston 14, a rubber ring 16 is arranged between the side edge of the piston 14 and the upper connecting cylinder 2, a spring 17 is arranged between the upper righting ring 11 and the lower righting ring 12, a T-shaped supporting rod 18 is sleeved in the spring 17, a valve rod 19 is fixedly connected to the bottom of the valve core 8, a central hole 20 is formed in each of the upper righting ring 11 and the lower righting ring 12, a pressure relief connector 21 is fixedly connected to the side edge of the lower connecting cylinder 4, and a pressure relief valve 22 is arranged on each pressure relief connector 21.
The use principle is as follows: when the device is used, the electric telescopic rod 7 is started, the electric telescopic rod 7 drives the top plate 6 to ascend so as to move the upper connecting cylinder 5 upwards, a to-be-detected object is placed into the lower connecting cylinder 4, then the upper connecting cylinder 5 moves downwards through the electric telescopic rod 7 so as to tightly connect the upper connecting cylinder 5 with the lower connecting cylinder 6, the threaded rod 15 is driven to move downwards, the threaded rod 15 drives the piston 14 to move downwards so as to enable the valve core 8 to be combined with the tapered hole on the valve seat 9 and to be pressed and sealed, the air pressure in the upper connecting cylinder 5 and the lower connecting cylinder 6 is increased until the designed pressure is reached, the to-be-detected object is subjected to pressure test, the pressure relief valve 22 on the pressure relief joint 21 is opened after the test is finished, the pressure relief operation is carried out, the pressure in the upper connecting cylinder 5 and the lower connecting cylinder 6 is reduced, the T-shaped support rod 18 on the spring 17 ascends and drives the valve core 8 to ascend away from the valve seat 9, so that the pressure in the upper connecting cylinder 5 and the lower connecting cylinder 6 is the same as the external pressure, and finally, driving the upper connecting cylinder 5 to move upwards through the electric telescopic rod 7, and taking out the object to be detected.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a petroleum borehole operation pressure testing specialized tool which characterized in that: comprises a base (1), two ends of the top of the base (1) are fixedly connected with a supporting frame (2), the top of the supporting frame (2) is fixedly connected with a supporting plate (3), the middle position of the top of the base (1) is fixedly provided with a lower connecting cylinder (4), the top of the lower connecting cylinder (4) is engaged with an upper connecting cylinder (5), the top of the upper connecting cylinder (5) is fixedly connected with a top plate (6), an electric telescopic rod (7) is fixedly connected between the two sides of the top plate (6) and the supporting plate (3), a valve core (8) and a valve seat (9) are arranged in the upper connecting cylinder (4), the valve seat (9) is provided with a taper hole (10) which is matched with the valve core (8) in size, an upper righting ring (11) and a lower righting ring (12) are arranged below the valve seat (9), and the upper righting ring (11) and the lower righting ring (12) are both provided with liquid flow holes (13).
2. The special tool for pressure test of petroleum downhole operation according to claim 1, wherein: a piston (14) is arranged above the inner part of the upper connecting cylinder (2), a threaded rod (15) penetrating through the upper connecting cylinder (5) is fixedly connected to the top of the piston (14), and a rubber ring (16) is arranged between the side edge of the piston (14) and the upper connecting cylinder (2).
3. The special tool for pressure test of petroleum downhole operation according to claim 1, wherein: a spring (17) is arranged between the upper righting ring (11) and the lower righting ring (12), and a T-shaped supporting rod (18) is sleeved in the spring (17).
4. The special tool for pressure test of petroleum downhole operation according to claim 1, wherein: the valve core (8) bottom fixedly connected with valve rod (19), all seted up centre bore (20) on upper centralizing ring (11) and lower centralizing ring (12).
5. The special tool for pressure test of petroleum downhole operation according to claim 1, wherein: the side fixedly connected with pressure release of lower connecting cylinder (4) connects (21), be provided with relief valve (22) on pressure release connects (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122319247.8U CN216008474U (en) | 2021-09-24 | 2021-09-24 | Special tool for pressure test of petroleum underground operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122319247.8U CN216008474U (en) | 2021-09-24 | 2021-09-24 | Special tool for pressure test of petroleum underground operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216008474U true CN216008474U (en) | 2022-03-11 |
Family
ID=80530568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122319247.8U Expired - Fee Related CN216008474U (en) | 2021-09-24 | 2021-09-24 | Special tool for pressure test of petroleum underground operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216008474U (en) |
-
2021
- 2021-09-24 CN CN202122319247.8U patent/CN216008474U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220311 |