CN219638794U - Repair construction equipment for patch pipe type casing damage well - Google Patents
Repair construction equipment for patch pipe type casing damage well Download PDFInfo
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- CN219638794U CN219638794U CN202320444339.5U CN202320444339U CN219638794U CN 219638794 U CN219638794 U CN 219638794U CN 202320444339 U CN202320444339 U CN 202320444339U CN 219638794 U CN219638794 U CN 219638794U
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- tube
- hydraulic cylinder
- patch
- construction equipment
- pipe
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- 238000010276 construction Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The utility model relates to the technical field of construction equipment, and provides repair tubular casing damage well repair construction equipment which comprises an upper hydraulic cylinder, wherein a first expansion pipe is fixedly connected to the top end of the upper hydraulic cylinder, a bevel edge with a certain angle is arranged at the joint of the first expansion pipe and the upper hydraulic cylinder, the plane diameter of the bevel edge is equal to that of the top end of the upper hydraulic cylinder, a first sealing pipe is movably connected to the top end of the first expansion pipe, and a bevel edge with a certain angle is arranged at the bottom end of the first sealing pipe.
Description
Technical Field
The utility model relates to the technical field of construction equipment, in particular to repair construction equipment for a patch pipe type casing damage well.
Background
Petroleum refers to a gaseous, liquid and solid hydrocarbon mixture, has a natural production state, is divided into crude oil, natural gas liquid, natural tar and the like, is a viscous and dark brown liquid, is called industrial blood, is stored in the upper part of the crust, is mainly composed of a mixture of various alkanes, cycloalkanes and aromatic hydrocarbons, and is one of main objects of geological exploration, and a special pipeline is needed to fix and support the oil well before petroleum exploitation.
According to the utility model, the utility model patent with the Chinese patent application number of CN211370334U discloses a casing damage well repairing tool, which is roughly described as comprising a body, wherein a repairing component is connected to the body, the repairing component is in sealing connection with the body through a sealing component, the repairing component comprises a corrugated pipe which is fixedly sleeved outside the body and has a wavy structure in cross section, an expansion cavity is formed between the middle part of the corrugated pipe and the body, and the traditional expansion pipe repairing section can be subjected to mechanical repairing by using the deep casing damage section.
The prior art scheme has a certain effect of repairing the casing damage well, but has certain problems of complex operation, low success rate, low plugging service life of pressure cement filling, large shrinkage of the well hole of the suspended inner sleeve cement well cementation process and the like of the full-section expansion repairing process by using the corrugated pipe, so that the subsequent treatment of the casing damage well is excessively troublesome.
Disclosure of Invention
The utility model provides repair construction equipment for a repair tubular casing damage well, which solves the problem of repair construction equipment for the repair tubular casing damage well in the related technology.
The technical scheme of the utility model is as follows: the utility model provides a repair construction equipment of repairing tubular casing damage well, its characterized in that includes the hydraulic cylinder, the top fixedly connected with first expand tube of hydraulic cylinder, the junction of first expand tube and last hydraulic cylinder is equipped with the hypotenuse of certain angle, and the plane diameter of hypotenuse equals with the top plane diameter of hydraulic cylinder, the top swing joint of first expand tube has first seal tube, the bottom of first seal tube is equipped with the hypotenuse of certain angle.
Preferably, the top swing joint of first sealed tube has the subsidy pipeline, the top swing joint of subsidy pipeline has the second sealed tube, one side swing joint that the subsidy pipeline was kept away from to the second sealed tube has the second expanded pipe, one side that the second expanded pipe kept away from the second sealed tube is equipped with the hypotenuse of certain angle, one side that the second expanded pipe kept away from the second sealed tube fixedly connected with release.
Preferably, the demonstration rod is movably connected to one side, far away from the first expansion pipe, of the upper hydraulic cylinder, the demonstration connector is fixedly connected to one side, far away from the upper hydraulic cylinder, of the demonstration rod, and the pressure relief hole is formed in the bottom end, far away from the first expansion pipe, of the upper hydraulic cylinder.
Preferably, a lower hydraulic cylinder is fixedly connected to one side of the releasing device, which is close to the first expansion pipe.
Preferably, an inner pipe is fixedly connected to one side of the lower hydraulic cylinder far away from the release.
Preferably, the top end of one side of the lower hydraulic cylinder, which is close to the release, is provided with an arc-shaped annular groove.
Preferably, the first expansion pipe and the first sealing pipe are set to be a group of extrusion structures, the patch pipeline takes the middle part as an axis, and both sides of the patch pipeline are provided with a group of extrusion structures.
Preferably, the first expansion pipe and the second expansion pipe are of the same structure, and the first sealing pipe and the second sealing pipe are of the same structure.
Preferably, the middle parts of the demonstration connecting body and the demonstration rod are communicated.
Preferably, the demonstration connecting body and the demonstration rod are both cylindrical barrels.
The working principle and the beneficial effects of the utility model are as follows:
the utility model adopts the mode that the pressure is conducted to the lower hydraulic cylinder through the inner pipe, the upper hydraulic cylinder pushes the first expansion pipe into the first sealing pipe upwards, the lower hydraulic cylinder pushes the second expansion pipe into the second sealing pipe, the first expansion pipe and the second expansion pipe always support the first sealing pipe and the second sealing pipe, and the outer diameter of the first sealing pipe and the second sealing pipe after expansion is larger than the inner diameter of the patch pipeline so that the patch pipeline has higher tightness and axial suspension force, and the patch pipeline has the characteristics of simple operation, safety, reliability, high success rate, small borehole diameter shrinkage, long service life, low cost and the like.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic cross-sectional view of the whole structure of the present utility model.
Fig. 3 is an expanded schematic view of the release structure of the present utility model.
The reference numerals are: 1. a hydraulic cylinder is arranged; 101. a demonstration rod; 102. demonstration connection body; 103. a pressure relief hole; 2. a first expansion pipe; 201. a first sealing tube; 202. a second sealing tube; 203. a second expansion pipe; 3. repairing the pipeline; 4. releasing; 401. a lower hydraulic cylinder; 4011. an annular groove; 402. an inner tube.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the utility model provides a patch tube casing damage well repairing construction device, which comprises an upper hydraulic cylinder 1, wherein the top end of the upper hydraulic cylinder 1 is fixedly connected with a first expansion tube 2, the joint of the first expansion tube 2 and the upper hydraulic cylinder 1 is provided with a bevel edge with a certain angle, the plane diameter of the bevel edge is equal to that of the top end of the upper hydraulic cylinder 1, the top end of the first expansion tube 2 is movably connected with a first sealing tube 201, the bottom end of the first sealing tube 201 is provided with a bevel edge with a certain angle, the top end of the first sealing tube 201 is movably connected with a patch tube 3, the top end of the patch tube 3 is movably connected with a second sealing tube 202, one side of the second sealing tube 202 away from the patch tube 3 is movably connected with a second expansion tube 203, one side of the second expansion tube 203 away from the second sealing tube 202 is provided with a bevel edge with a certain angle, one side of the second expansion tube 203 away from the second sealing tube 202 is fixedly connected with a releasing device 4, one side of the upper hydraulic cylinder 1 far away from the first expansion pipe 2 is movably connected with a demonstration rod 101, one side of the demonstration rod 101 far away from the upper hydraulic cylinder 1 is fixedly connected with a demonstration connecting body 102, the bottom end of one side of the upper hydraulic cylinder 1 far away from the first expansion pipe 2 is provided with a pressure relief hole 103, one side of the release 4 near the first expansion pipe 2 is fixedly connected with a lower hydraulic cylinder 401, one side of the lower hydraulic cylinder 401 far away from the release 4 is fixedly connected with an inner pipe 402, the top end of one side of the lower hydraulic cylinder 401 near the release 4 is provided with an arc-shaped annular groove 4011, the first expansion pipe 2 and the first sealing pipe 201 are provided with a group of extrusion structures, the patch pipeline 3 takes the middle part as an axis, two sides are provided with a group of extrusion structures, the first expansion pipe 2 and the second expansion pipe 203 are of the same structure, the first sealing pipe 201 and the second sealing pipe 202 are of the same structure, so that the diameters of the pipeline are the front and the back of the pipeline are the same after the patch is finished, the next work is convenient, the middle parts of the demonstration connecting body 102 and the demonstration rod 101 are communicated, and the demonstration connecting body 102 and the demonstration rod 101 are cylindrical barrels.
The working principle of the utility model is as follows: firstly, confirming the specification of a sleeve and the position and length of a damaged leakage point of a sleeve-damaged well when the device is used, then fully cleaning the inner wall part in the well, checking the device body in the well, ensuring that the device body in the well is not damaged, working at the moment, lifting the upper end of a tool by using a special facility, slowly descending, pressing a release 4 by using a special air pump truck after the device moves to a proper position, at the moment, the release 4 drives a lower hydraulic cylinder 401 to impact downwards, the pressure in the upper hydraulic cylinder 1 can impact the first expansion pipe 2 back to the pressure brought by the release 4, so that the first expansion pipe 2 is pushed into the first sealing pipe 201, and after the first expansion pipe 2 enters the first sealing pipe 201, the pressure of the lower hydraulic cylinder 401 drives the release 4 to impact downwards, simultaneously, the lower hydraulic cylinder 401 brings the second expansion pipe 203 into the second sealing pipe 202, the second expansion pipe 203 and the first expansion pipe 2 respectively enter the first sealing pipe 201 and the second sealing pipe 202 and support the second expansion pipe, so that the outer diameters of the first sealing pipe 201 and the second sealing pipe 202 are larger than the inner diameter of the patch pipeline 3, higher tightness and axial suspension force are realized, then the pressure is continuously exerted, after the pressure is exerted to a certain extent, the pressure relief hole 103 is broken due to stronger pressure, at the moment, the upper hydraulic cylinder 1 and the lower hydraulic cylinder 401 have no pressure, at the moment, the releasing device 4 is lifted upwards, at the moment, the inner diameters of the first sealing pipe 201 and the second sealing pipe 202 are expanded by the first expansion pipe 2 and the second expansion pipe 203, the diameters of the outer walls of the upper hydraulic cylinder 1 and the lower hydraulic cylinder 401 can be conveniently passed, at the moment, the upper hydraulic cylinder 1 and the lower hydraulic cylinder 401 are taken away from the patch pipeline 3 by the releasing device 4, at this time, the work can be completed.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a repair construction equipment of repairing tubular casing damage well, its characterized in that, including last hydraulic cylinder (1), the top fixedly connected with first expansion tube (2) of going up hydraulic cylinder (1), the junction of first expansion tube (2) and last hydraulic cylinder (1) is equipped with the hypotenuse of certain angle, and the plane diameter of hypotenuse equals with the top plane diameter of last hydraulic cylinder (1), the top swing joint of first expansion tube (2) has first sealed tube (201), the bottom of first sealed tube (201) is equipped with the hypotenuse of certain angle.
2. The patch tubular casing damage well repairing construction equipment according to claim 1, wherein the top end of the first sealing tube (201) is movably connected with a patch pipeline (3), the top end of the patch pipeline (3) is movably connected with a second sealing tube (202), one side, far away from the patch pipeline (3), of the second sealing tube (202) is movably connected with a second expansion tube (203), one side, far away from the second sealing tube (202), of the second expansion tube (203) is provided with a bevel edge with a certain angle, and one side, far away from the second sealing tube (202), of the second expansion tube (203) is fixedly connected with a release (4).
3. The patch tubular casing damage well repairing construction equipment according to claim 1, wherein a demonstration rod (101) is movably connected to one side, far away from the first expansion pipe (2), of the upper hydraulic cylinder (1), a demonstration connector (102) is fixedly connected to one side, far away from the upper hydraulic cylinder (1), of the demonstration rod (101), and a pressure relief hole (103) is formed in the bottom end, far away from the first expansion pipe (2), of the upper hydraulic cylinder (1).
4. The patch tubular casing damage well repairing construction equipment according to claim 2, wherein a lower hydraulic cylinder (401) is fixedly connected to one side of the releasing device (4) close to the first expansion pipe (2).
5. The patch tubular casing damage well repairing construction equipment according to claim 4, wherein an inner pipe (402) is fixedly connected to one side of the lower hydraulic cylinder (401) away from the release (4).
6. The patch tube type casing damage well repairing construction equipment according to claim 5, wherein an arc-shaped annular groove (4011) is formed in the top end of one side, close to the release (4), of the lower hydraulic cylinder (401).
7. The patch tube type casing damage well repairing construction equipment according to claim 2, wherein the first expansion tube (2) and the first sealing tube (201) are set to be a group of extrusion structures, the patch tube (3) takes the middle part as an axis, and both sides of the patch tube are provided with a group of extrusion structures.
8. The casing damage well repairing construction equipment of claim 2, wherein the first expansion pipe (2) and the second expansion pipe (203) are of the same structure, and the first sealing pipe (201) and the second sealing pipe (202) are of the same structure.
9. A patch tubular casing damage well repair construction device according to claim 3, wherein the middle parts of the demonstration connection body (102) and the demonstration rod (101) are in a penetrating shape.
10. The patch tubular casing damage well repairing construction equipment according to claim 9, wherein the demonstration connection body (102) and the demonstration rod (101) are cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444339.5U CN219638794U (en) | 2023-03-10 | 2023-03-10 | Repair construction equipment for patch pipe type casing damage well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320444339.5U CN219638794U (en) | 2023-03-10 | 2023-03-10 | Repair construction equipment for patch pipe type casing damage well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219638794U true CN219638794U (en) | 2023-09-05 |
Family
ID=87809707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320444339.5U Active CN219638794U (en) | 2023-03-10 | 2023-03-10 | Repair construction equipment for patch pipe type casing damage well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219638794U (en) |
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2023
- 2023-03-10 CN CN202320444339.5U patent/CN219638794U/en active Active
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