CN210944544U - Special lifting device for test oil tree installation - Google Patents
Special lifting device for test oil tree installation Download PDFInfo
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- CN210944544U CN210944544U CN201921529569.1U CN201921529569U CN210944544U CN 210944544 U CN210944544 U CN 210944544U CN 201921529569 U CN201921529569 U CN 201921529569U CN 210944544 U CN210944544 U CN 210944544U
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Abstract
The utility model discloses a test is with special lifting device of test oil tree installation, include: lifting a lifting ring; one end of the first hoisting rope is connected to a drilling machine elevator of the oil test tree, and the other end of the first hoisting rope is connected to a hoisting ring; the oil pipe is fixedly connected to the oil test tree body; the hoisting elevator is movably arranged on a single oil pipe; wherein, hoist and mount elevator includes: the elevator body is movably sleeved on the single oil pipe; the lifting lug is fixedly arranged on the elevator body; the brake rod is rotatably connected to the lifting lug; a friction block connected to one end of the brake rod; the limiting hole is formed in the lifting lug; a limit pin selectively inserted into the limit hole; when the limiting pin is inserted into the limiting hole, the brake rod can be limited to rotate, so that the friction block is abutted against a single oil pipe; and one end of the second lifting rope is connected to the lifting lug, and the other end of the second lifting rope is connected to the lifting ring.
Description
Technical Field
The utility model belongs to the technical field of oil, natural gas exploration and test, in particular to test is with special lifting device of test oil tree installation.
Background
In the offshore installation process of the oil test tree, 1 oil pipe single is required to be installed at the lower end of a ground oil test tree body, the safety of the ground oil test tree installation process is ensured, the ground oil test tree body cannot be impacted on the plane of a drill floor due to the fact that a platform floats up and down, and the length of the installed single is about 9 meters, so that a steel wire rope used in the original hoisting cannot ensure four-point stability of the equipment in the hoisting process, the equipment can be changed from a flat state to a vertical state, only 2 steel wire ropes are stressed along with the lifting of the equipment from one side, but the oil pipe at the rear end serves as a third point, the equipment can turn over due to unbalanced weight distribution of the hoisting position, the center of gravity is not easy to control, the problem that the steel wire ropes are hoisted and disassembled for many times is needed, and; it is also possible to injure personnel or equipment by mistake.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a special hoisting tool for test oil tree installation, which is provided with a hoisting elevator, and the hoisting elevator can realize the functions of super-tonnage sliding and locking at a certain angle; the gravity center of the test oil tree is prevented from moving in the hoisting process, so that the equipment is prevented from overturning, and the test oil tree equipment can be guaranteed to be stably hoisted.
The utility model provides a technical scheme does:
the utility model provides a test is with special lifting device of test oil tree installation, includes:
lifting a lifting ring;
one end of the first hoisting rope is connected to a drilling machine elevator of the oil test tree, and the other end of the first hoisting rope is connected to the hoisting ring;
the oil pipe is fixedly connected to the oil test tree body;
the hoisting elevator is movably arranged on the single oil pipe;
wherein, the hoist and mount elevator includes:
the elevator body is movably sleeved on the single oil pipe;
the lifting lug is fixedly arranged on the elevator body;
the brake rod is rotatably connected to the lifting lug;
a friction block connected to one end of the brake lever;
the limiting hole is formed in the lifting lug;
a limit pin selectively inserted into the limit hole;
when the limiting pin is inserted into the limiting hole, the brake rod can be limited to rotate, so that the friction block is abutted against the single oil pipe;
and one end of the second lifting rope is connected to the lifting lug, and the other end of the second lifting rope is connected to the lifting ring.
Preferably, the elevator body includes:
the first elevator body is arranged on one side of the single oil pipe, and the first elevator body is provided with a semicircular curved surface on one side close to the single oil pipe; and
the second elevator body is symmetrically arranged at the other side of the single oil pipe with the first elevator body, and a semicircular curved surface is arranged at one side, close to the single oil pipe, of the second elevator body;
the first elevator body is detachably connected to the second elevator body, and the lifting lug is fixedly connected to the first elevator body.
Preferably, the brake rod is rotatably connected with the lifting lug through a pin shaft;
the pin shaft is arranged close to the center of the lifting lug.
Preferably, the plurality of limiting holes are formed in the plurality of limiting holes, the plurality of limiting holes are formed in one side of the central axis of the lifting lug, and the plurality of limiting holes are arrayed along the height direction of the lifting lug.
Preferably, the number of the limiting holes is one, the limiting holes are formed in one side of the central axis of the lifting lug, and the limiting holes are waist-shaped holes and are formed in the height direction of the lifting lug.
Preferably, the bottom surface of the friction block is provided with an arc concave surface, and the arc concave surface is matched with the outer wall of the single oil pipe.
Preferably, the top of the friction block is provided with a connecting part, and the connecting part is connected with the brake lever through a rotating shaft.
Preferably, a plurality of anti-slip convex ribs are arranged on the arc concave surface.
Preferably, the anti-slip lugs are arranged in an axial array along the arcuate concave surfaces.
Preferably, the lifting lug is provided with a lifting hole, the lifting hole is arranged near the top of the lifting lug, and the center of the lifting hole is located on the central axis of the lifting lug.
The utility model has the advantages that:
the special hoisting tool for installing the test oil tree for the test is provided with the hoisting elevator, and the hoisting elevator can realize the functions of super-tonnage sliding and locking at a certain angle; the gravity center of the test oil tree is prevented from moving in the hoisting process, so that the equipment is prevented from overturning, and the test oil tree equipment can be guaranteed to be stably hoisted.
Drawings
Fig. 1 is test use state schematic diagram of special lifting device of test oil tree installation.
Fig. 2 is test use special lifting device overall structure schematic diagram of test oil tree installation.
Figure 3 is the body structure schematic diagram of hoist and mount elevator of the utility model.
Fig. 4 is a schematic structural view of the brake lever according to the present invention.
Fig. 5 is a schematic diagram of the top structure of the friction block of the present invention.
Fig. 6 is a schematic view of the bottom structure of the friction block of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1, the utility model provides a test is with special lifting device of test oil tree installation, it includes: a single oil pipe 110 and a test oil tree body 120; a hoist loop 210, a first hoist rope 220, a second hoist rope 230, and a hoist elevator 240.
The single oil pipe 110 is fixedly connected to the oil test tree body 120; the hoist elevator 240 is removably mounted to the tubing string 110. One end of the first hoisting rope 220 is connected to the drill elevator of the test oil tree 120, and the other end is connected to the hoisting ring 210; the second hoist line 230 is connected at one end to a hoist elevator 240 and at the other end to the hoist ring 210.
As shown in fig. 2-6, the hoisting elevator 240 mainly comprises: an elevator body 241, a lifting lug 242, a brake bar 243, a friction block 244, a limit hole 245 and a limit pin 246.
The elevator body 241 is cylindrical and barrel-shaped as a whole, and is movably sleeved on the oil pipe single joint 110; the elevator body 241 includes: a first elevator body 241a and a second elevator body 241 b. Wherein the first elevator body 241a is disposed at one side of the tubing string 110, and the first elevator body 241a has a semicircular curved surface at one side close to the tubing string 110; the second elevator body 241b the first elevator body 241a is symmetrically arranged at the other side of the tubing string 110, and correspondingly, the second elevator body 241b has a semicircular curved surface at one side close to the tubing string 110; the first elevator body 241a is detachably connected to the second elevator body 241b, so that the elevator body 241 is sleeved on the oil pipe joint 110. In this embodiment, a plurality of corresponding coupling portions 241c are respectively provided at upper and lower sides of the first and second elevator bodies 241a and 241b, and the corresponding coupling portions 241c are coupled to each other by bolts 241 d. In another embodiment, the first and second elevator bodies 241a and 241b are coupled at one side by a rotation shaft and at the other side by a bolt.
The lifting lug 242 is fixedly connected to the first elevator body 241 a; the middle part of the brake bar 243 is rotatably connected to the lifting lug 242 through a rotating shaft; the friction block 244 is connected to one end of the brake lever 243, so that the bottom surface of the friction block 244 faces the oil pipe single 110; a limiting hole 245 is formed in the lifting lug 242; the stopper pin 246 is selectively inserted into the stopper hole 245. When the limit pin 246 is inserted into the limit hole 246, the brake lever 243 can be limited to rotate, so that the bottom surface of the friction block 244 abuts against the oil pipe joint 110, and the elevator body 241 cannot slide relative to the oil pipe joint 110.
In the present embodiment, the brake lever 243 is provided with a through hole 243a at a position connected with the lifting lug 242, the size of the through hole 243a is larger than that of the lifting lug 242, the lifting lug 242 is arranged in the through hole 243a, and the pin 243b penetrates through the brake lever 243 and the lifting lug 242 at the same time, so that the brake lever 243 and the lifting lug 242 form a rotational connection. Wherein, the pin 243b is disposed near the center of the lifting lug 242. The lifting lug 242 is provided with a lifting hole 242a, the lifting hole 242a is located above the pin 243b, and the center of the lifting hole 242a is located on the central axis of the lifting lug 242, so as to ensure that the stress of the lifting lug 242 is balanced during the lifting process. The plurality of limiting holes 245 are provided, and the plurality of limiting holes 245 are opened at one side of the central axis (vertical direction) of the lifting lug 242, and the plurality of limiting holes 245 are arrayed along the height direction of the lifting lug 242. The stopper pin 246 can be inserted into any one of the stopper holes 245 according to the angle of the braking rod 243, and the stopper pin 246 is positioned above the braking rod 243, so that the braking rod 243 abuts against the stopper pin 246 and cannot rotate any further.
In another embodiment, the limiting hole 245 is provided as one, the limiting hole 245 is provided at one side of the central axis (vertical direction) of the lifting lug 242, and the limiting hole 245 is a kidney-shaped hole and is provided along the height direction of the lifting lug 242. Different sizes of the stopper pins 246 or different numbers of the stopper pins 246 may be inserted into the stopper holes 245 according to the angle of the stopper pins 243, and the stopper pins 246 are positioned above the stopper pins 243 to keep the stopper pins 243 at the current angle, so that the stopper pins 243 abut against the stopper pins 246 and cannot rotate any further.
As a further preference, the bottom surface of the friction block 244 is provided with an arc concave surface which is matched with the outer wall of the oil pipe joint 110; and a plurality of anti-slip ribs 244a are provided on the arc-shaped concave surface of the friction block 244 to increase the friction force of the friction block 244; further, the anti-slip protrusions 244a are axially arrayed along the arc-shaped concave surface, so that the braking effect of the friction block 244 is better. In addition, two symmetrical connecting parts 244b are arranged at the top of the friction block 244, the brake rod 243 penetrates between the two connecting parts 244b, the pin 243c penetrates through the two connecting parts 244b and the brake rod 243 at the same time, the friction block 244 and the brake rod 243 are connected together, and a gap is reserved between the upper surface 244c of the friction block body and the brake rod 243, so that the friction block 244 can rotate in a small range relative to the brake rod 243, the contact area between the friction block 244 and the oil pipe single joint 110 is larger, and the braking effect is better; meanwhile, the rotation range of the friction block 244 is not too large, so that the pressure of the friction block 244 on the single oil pipe 110 is reduced to influence the braking effect.
The use process of the special hoisting tool for installing the test oil tree for testing is as follows: after the ground test oil tree is hoisted to the drill floor, the hoisting elevator 240 is installed on the single oil pipe 110, in the process of hoisting the ground test oil tree, along with the lifting of the equipment, the hoisting elevator 240 slides upwards along the single oil pipe 110 when reaching a certain pulling force, when the angle and the stress are balanced, the brake rod 243 drives the friction block 244 to abut against the single oil pipe 110, the limit pin 246 is inserted into the limit hole 245 at the moment, so that the hoisting elevator 240 stops sliding, the balance of the ground test oil tree is guaranteed, and the ground test oil tree cannot be overturned. If the position of the hoisting elevator 240 is adjusted in the hoisting process, the limit pin 246 can be pulled out, the brake bar 243 can be lifted, and the limit pin is inserted into the limit hole 245 below the brake bar, so that the friction block 243 is prevented from contacting with a single oil pipe 110, and the fixing condition is avoided.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (10)
1. The utility model provides a test is with special lifting device of test oil tree installation which characterized in that includes:
lifting a lifting ring;
one end of the first hoisting rope is connected to a drilling machine elevator of the oil test tree, and the other end of the first hoisting rope is connected to the hoisting ring;
the oil pipe is fixedly connected to the oil test tree body;
the hoisting elevator is movably arranged on the single oil pipe;
wherein, the hoist and mount elevator includes:
the elevator body is movably sleeved on the single oil pipe;
the lifting lug is fixedly arranged on the elevator body;
the brake rod is rotatably connected to the lifting lug;
a friction block connected to one end of the brake lever;
the limiting hole is formed in the lifting lug;
a limit pin selectively inserted into the limit hole;
when the limiting pin is inserted into the limiting hole, the brake rod can be limited to rotate, so that the friction block is abutted against the single oil pipe;
and one end of the second lifting rope is connected to the lifting lug, and the other end of the second lifting rope is connected to the lifting ring.
2. The special hoisting tool for installing the test oil tree for the test according to claim 1, wherein the hoisting body comprises:
the first elevator body is arranged on one side of the single oil pipe, and the first elevator body is provided with a semicircular curved surface on one side close to the single oil pipe; and
the second elevator body is symmetrically arranged at the other side of the single oil pipe with the first elevator body, and a semicircular curved surface is arranged at one side, close to the single oil pipe, of the second elevator body;
the first elevator body is detachably connected to the second elevator body, and the lifting lug is fixedly connected to the first elevator body.
3. The special hoisting tool for installing the test oil tree according to claim 2, wherein the brake rod is rotatably connected with the lifting lug through a pin;
the pin shaft is arranged close to the center of the lifting lug.
4. The special hoisting tool for test oil tree installation according to claim 3, wherein the plurality of limiting holes are provided, the plurality of limiting holes are formed on one side of the central axis of the lifting lug, and the plurality of limiting holes are arrayed along the height direction of the lifting lug.
5. The special hoisting tool for installing the test oil tree for the test according to claim 3, wherein the number of the limiting holes is one, the limiting holes are formed on one side of the central axis of the lifting lug, and the limiting holes are kidney-shaped holes and are formed in the height direction of the lifting lug.
6. The special hoisting tool for installing the test oil tree for the test according to claim 4 or 5, wherein the bottom surface of the friction block is provided with an arc-shaped concave surface, and the arc-shaped concave surface is matched with the outer wall of the single oil pipe.
7. The special hoisting tool for installing the test oil tree for the test according to claim 6, wherein a connecting part is arranged at the top of the friction block, and the connecting part is connected with the brake rod through a rotating shaft.
8. The special hoisting tool for installing the test oil tree for the test according to claim 7, wherein the arc-shaped concave surface is provided with a plurality of anti-slip ribs.
9. The special lifting tool for installing the test oil tree for testing of claim 8, wherein the anti-slip ribs are arranged along the axial direction of the arc-shaped concave surface.
10. The special hoisting tool for installing the test oil tree for the test according to claim 9, wherein the lifting lug is provided with a lifting hole, the lifting hole is arranged close to the top of the lifting lug, and the center of the lifting hole is located on a central axis of the lifting lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921529569.1U CN210944544U (en) | 2019-09-16 | 2019-09-16 | Special lifting device for test oil tree installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921529569.1U CN210944544U (en) | 2019-09-16 | 2019-09-16 | Special lifting device for test oil tree installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210944544U true CN210944544U (en) | 2020-07-07 |
Family
ID=71381585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921529569.1U Active CN210944544U (en) | 2019-09-16 | 2019-09-16 | Special lifting device for test oil tree installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210944544U (en) |
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2019
- 2019-09-16 CN CN201921529569.1U patent/CN210944544U/en active Active
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