CN109252817B - Lifting device and well repair equipment with same - Google Patents
Lifting device and well repair equipment with same Download PDFInfo
- Publication number
- CN109252817B CN109252817B CN201811125860.2A CN201811125860A CN109252817B CN 109252817 B CN109252817 B CN 109252817B CN 201811125860 A CN201811125860 A CN 201811125860A CN 109252817 B CN109252817 B CN 109252817B
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- mast
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- lifting device
- mechanisms
- grabbing
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- 230000008439 repair process Effects 0.000 title abstract description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 167
- 239000000463 material Substances 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 5
- 239000003921 oil Substances 0.000 description 27
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/023—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting the mast being foldable or telescopically retractable
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a lifting device and well repair equipment with the same, wherein the lifting device comprises: the telescopic mechanism comprises a telescopic part and a grabbing part for grabbing materials, the grabbing part is connected with the telescopic part, and the telescopic part can stretch to drive the grabbing part to move; the mast mechanism is used for supporting the telescopic mechanisms, the mast mechanisms can be vertically arranged, the telescopic mechanisms are multiple, the telescopic mechanisms are arranged on the mast mechanisms at intervals, and the telescopic mechanisms can respectively lift materials. According to the technical scheme provided by the invention, the problem of low material lifting efficiency in the prior art can be solved.
Description
Technical Field
The invention relates to the technical field of petroleum equipment, in particular to a lifting device and well repair equipment with the lifting device.
Background
In oilfield workover operations, it is often necessary to lift or lower oil pipes from or into the well, and because of the large number of oil pipes, the efficiency of lifting or lowering oil pipes directly affects the production efficiency. In the prior art, the oil pipe lifting operation or the lifting of similar materials has the problem of low operation efficiency.
Disclosure of Invention
The invention provides a lifting device and well repairing equipment with the same, which are used for solving the problem of low efficiency of lifting materials in the prior art.
In order to solve the above-described problems, according to an aspect of the present invention, there is provided a lifting device including: the telescopic mechanism comprises a telescopic part and a grabbing part for grabbing materials, the grabbing part is connected with the telescopic part, and the telescopic part can stretch to drive the grabbing part to move; the mast mechanism is used for supporting the telescopic mechanisms, the mast mechanisms can be vertically arranged, the telescopic mechanisms are multiple, the telescopic mechanisms are arranged on the mast mechanisms at intervals, and the telescopic mechanisms can respectively lift materials.
Further, the lifting device further includes: the mast mechanism is arranged on the second slewing mechanism, and the second slewing mechanism can drive the mast mechanism to rotate so as to change the working positions of the telescopic mechanisms.
Further, the two telescopic mechanisms are arranged on two sides of the mast mechanism along the length direction of the mast mechanism, and the second slewing mechanism can rotate 180 degrees to exchange working positions of the two telescopic mechanisms.
Further, the second swing mechanism includes: the revolving body is provided with a mast mechanism; and the fifth driving part is meshed with the revolving body teeth so as to drive the revolving body to rotate.
Further, the lifting device further includes: the second rotating mechanism is arranged on the second bracket; the first locking part is arranged on the second bracket and can lock the second slewing mechanism to prevent the second slewing mechanism from rotating.
Further, the lifting device further includes: the mast mechanism is rotatably arranged on the second bracket so as to change the working positions of the telescopic mechanisms; and the second locking part can lock the mast mechanism on the second bracket so as to fix the working positions of the telescopic mechanisms.
Further, the telescopic portion is provided along a length direction of the mast mechanism, the mast mechanism including: fixing the mast; and the telescopic mast is telescopically arranged in the fixed mast and is used for guiding the telescopic part.
Further, the telescoping portion includes: the cylinder rod of the hydraulic cylinder is fixed on the mast mechanism, and the cylinder barrel of the hydraulic cylinder can slide along the length direction of the mast mechanism; the lifting pulley block is arranged at the end part of the cylinder barrel of the hydraulic cylinder; and the pulling steel wire rope is wound on the pulling pulley block and connected with the grabbing part, and is used for pulling up the grabbing part.
Further, the telescoping portion further includes: the downward pressing pulley block is arranged at the end part of a cylinder rod of the hydraulic cylinder; the sliding frame is slidably arranged on the hydraulic cylinder and is connected with the grabbing part to guide the grabbing part; and the pushing down steel wire rope is wound on the pushing down pulley block and connected with the sliding frame, and is used for pushing down the grabbing part.
According to another aspect of the invention, there is provided well servicing equipment comprising a transporter and a lifting device, the lifting device being provided on the transporter, the lifting device being provided as described above.
Further, the well servicing equipment further comprises: the supporting mechanism is movably arranged on the transport vehicle and can be contacted with the ground to support; the lifting device is rotatably arranged on the supporting mechanism and can rotate to a vertical position in a working state and a horizontal position in a non-working state.
By applying the technical scheme of the invention, the telescopic mechanism and the mast mechanism are arranged in the lifting device, wherein the mast mechanism is used for supporting the telescopic mechanism, the telescopic part in the telescopic mechanism can drive the grabbing part to move through telescopic driving so as to lift the oil pipe or other materials, and the telescopic mechanism is a plurality of telescopic mechanisms, so that the oil pipe can be lifted by using the telescopic mechanisms respectively, and the lifting efficiency of the oil pipe and other materials can be improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
FIG. 1 shows a schematic view of a part of the components of a lifting device provided by an embodiment of the invention;
FIG. 2 shows a schematic view of another part of the components in the lifting device;
FIG. 3 shows a schematic structural view of the mast mechanism of FIG. 1;
FIG. 4 shows a schematic structural view of the telescopic mechanism of FIG. 1;
FIG. 5 shows a schematic diagram of a well servicing rig provided by an embodiment of the present disclosure;
fig. 6 shows a schematic displacement of the lifting device of fig. 5 in operation.
Wherein the above figures include the following reference numerals:
110. A support mechanism; 210. a telescopic part; 211. a hydraulic cylinder; 212. pulling out the pulley block; 213. pulling up the steel wire rope; 214. pressing down the pulley block; 215. a carriage; 216. pressing down the steel wire rope; 220. a gripping part; 230. a mast mechanism; 231. fixing the mast; 232. a telescoping mast; 240. a second swing mechanism; 241. a revolving body; 242. a fifth driving section; 251. a second bracket; 252. a first locking part; 253. a seventh driving section; 254. a clamping tongue; 255. a second locking part; 260. a lifting mechanism; 500. and (5) a transport vehicle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 4, an embodiment of the present invention provides a lifting device including: the telescopic mechanism comprises a telescopic part 210 and a grabbing part 220 for grabbing materials, the grabbing part 220 is connected with the telescopic part 210, and the telescopic part 210 can stretch and retract to drive the grabbing part 220 to move; the mast mechanism 230 is used for supporting telescopic mechanisms, the mast mechanism 230 can be vertically arranged, the telescopic mechanisms are multiple, the telescopic mechanisms are arranged on the mast mechanism 230 at intervals, and the telescopic mechanisms can respectively lift materials.
By applying the technical scheme of the embodiment, the telescopic mechanism and the mast mechanism 230 are arranged in the lifting device, wherein the mast mechanism 230 is used for supporting the telescopic mechanism, the telescopic part 210 in the telescopic mechanism can drive the grabbing part 220 to move through telescopic driving so as to lift the oil pipe or other materials, and the telescopic mechanism is multiple, so that the oil pipe can be lifted by using the telescopic mechanisms respectively, and the lifting efficiency of the oil pipe and other materials can be improved.
As shown in fig. 2, the lifting device further includes: the second swing mechanism 240, the mast mechanism 230 is disposed on the second swing mechanism 240, and the second swing mechanism 240 can drive the mast mechanism 230 to rotate to change the working positions of the plurality of telescopic mechanisms. By providing the second swing mechanism 240, the operating positions of the plurality of telescopic mechanisms can be changed by swinging. Thus, the production efficiency can be improved by simultaneously operating a plurality of telescopic mechanisms.
As shown in fig. 1, in the present embodiment, there are two telescopic mechanisms, and the two telescopic mechanisms are disposed at two sides of the mast mechanism 230 along the length direction of the mast mechanism 230, and the second swing mechanism 240 can be turned 180 degrees to exchange the working positions of the two telescopic mechanisms. Two telescopic mechanisms are arranged in the lifting device, one telescopic mechanism can be used for taking out and putting in the oil pipe, the other telescopic mechanism can be used for storing or taking out the new oil pipe from the taken out oil pipe, so that the two telescopic mechanisms can be operated simultaneously, the oil pipe is taken out or put in from the wellhead after being taken out and put in the storage position, the waiting time can be avoided, and the production efficiency is greatly improved.
Specifically, the second swing mechanism 240 includes: a revolving body 241, the mast mechanism 230 being provided on the revolving body 241; fifth driving portion 242, fifth driving portion 242 is tooth-engaged with rotary body 241 to drive rotary body 241 to rotate. In this way, the mast mechanism 230 can be driven to rotate by the cooperation of the fifth driving part 242 and the revolving body 241, so that the working position of the telescopic mechanism can be switched. In this embodiment, the revolving body 241 has a hollow structure, and the lower part of the mast mechanism 230 has a column, so that the column can be penetrated into the revolving body 241 to realize the connection between the second revolving mechanism 240 and the mast mechanism 230.
In this embodiment, the lifting device further includes: a second bracket 251, the second swing mechanism 240 being provided on the second bracket 251; the first locking part 252 is provided on the second bracket 251, and the first locking part 252 can lock the second swing mechanism 240 to prevent the second swing mechanism 240 from rotating. The mast mechanism 230 may be supported by the second bracket 251, and the mast mechanism 230 may be locked against movement by the first locking portion 252. For example, when the lifting device is not in use, the lifting device can be moved to a horizontally placed position to reduce the height for convenient transportation. Moreover, the mast mechanism 230 can be rotated 90 degrees by the second swing mechanism 240, which can further improve the compactness of the workover rig, reduce the overall height, and reduce the occupied space. The first locking portion 252 may then be used to lock the mast mechanism 230 to improve reliability.
As shown in fig. 2, the first locking portion 252 includes a seventh driving portion 253 and a latch 254, the latch 254 is rotatably disposed on the second bracket 251, and the seventh driving portion 253 can drive the latch 254 to rotate. The second swing mechanism 240 can be blocked by rotating the blocking tongue 254 to prevent the second swing mechanism 240 from moving.
In this embodiment, the lifting device further includes: a second bracket 251, the mast mechanism 230 being rotatably provided on the second bracket 251 to change the working positions of the plurality of telescopic mechanisms; the second locking part 255, the second locking part 255 can lock the mast mechanism 230 on the second bracket 251 to fix the working positions of the plurality of telescopic mechanisms. By providing the second locking portion 255, the telescopic mechanism can be locked in a predetermined operating position after the telescopic mechanism is rotated to the operating position, so that the reliability of the apparatus can be improved.
In this embodiment, the second locking part 255 is disposed on the mast mechanism 230, and the second locking part 255 includes a hydraulic cylinder and a latch, and when the telescopic mechanism rotates to a predetermined working position, the hydraulic cylinder drives the latch to move, and the latch is inserted into a predetermined hole on the second bracket 251, thereby preventing the telescopic mechanism from rotating and realizing locking.
In this embodiment, the lifting device further comprises a lifting mechanism 260, wherein the lifting mechanism 260 is arranged on the mast mechanism 230, and wherein components and tools used in production can be transported by the lifting mechanism 260.
As shown in fig. 3, the telescopic portion 210 is provided along the longitudinal direction of the mast mechanism 230, and the mast mechanism 230 includes: a fixed mast 231; a telescopic mast 232 is telescopically provided in the fixed mast 231, and the telescopic mast 232 serves to guide the telescopic portion 210. The overall length of the mast mechanism 230 can be varied so as to guide the telescoping portion 210 through the telescoping mast 232 during operation, thereby improving the reliability of the device operation. When not in operation, the telescoping mast 232 can be retracted, reducing the footprint. A guide rail or channel is provided on the telescoping mast 232, and the telescoping portion 210 mates with the guide rail or channel to move along the telescoping mast 232.
As shown in fig. 4, the expansion and contraction section 210 includes: the hydraulic cylinder 211, the cylinder rod of the hydraulic cylinder 211 is fixed on the mast mechanism 230, and the cylinder barrel of the hydraulic cylinder 211 can slide along the length direction of the mast mechanism 230; a pulling pulley block 212 provided at an end of the cylinder tube of the hydraulic cylinder 211; the pulling wire 213 is wound around the pulling pulley block 212 and connected to the gripping portion 220, and the pulling wire 213 is used to pull up the gripping portion 220. The gripping part 220 can be pulled upwards by pulling the pulling wire 213 through the extension of the hydraulic cylinder 211, so that the gripping part 220 pulls the oil pipe upwards.
In the present embodiment, the telescoping portion 210 further includes: a pressing pulley block 214 provided at an end of a cylinder rod of the hydraulic cylinder 211; a carriage 215 slidably provided on the hydraulic cylinder 211, the carriage 215 being connected to the grip portion 220 to guide the grip portion 220; a push-down wire rope 216 is wound around the push-down pulley block 214 and connected to the carriage 215, and the push-down wire rope 216 is used to pull down the grasping portion 220. The arrangement is such that retraction of the hydraulic cylinder 211 causes the hold-down wire 216 to pull the gripping portion 220 downwardly, thereby causing the gripping portion 220 to pull the tubing downwardly to lower the tubing into the well. This allows a belt pressure effect.
As shown in fig. 5 and 6, another embodiment of the present invention further provides a well repairing apparatus, which includes a transporter 500 and a lifting device, wherein the lifting device is disposed on the transporter 500, and the lifting device is provided as described above. By using the well repairing equipment, the whole movement and transition of the equipment can be facilitated, and the disassembly and assembly workload is reduced.
In this embodiment, the well servicing equipment further comprises: a supporting mechanism 110 movably provided on the transport vehicle 500, the supporting mechanism 110 being capable of contacting the ground to be supported; the lifting device is rotatably provided on the supporting mechanism 110, and the lifting device can be rotated to a vertical position in an operating state and a horizontal position in a non-operating state. This supports the lifting device by the support mechanism 110. The oil pipe can be used for taking and placing the oil pipe in the vertical position, the occupied space can be reduced in the horizontal position, and the transportation is convenient. In this embodiment, the second bracket 251 is hinged to the supporting mechanism 110, and the lifting device further includes a sixth driving portion, so that the second bracket 251 can be driven to rotate by the extension and contraction of the sixth driving portion, so that the lifting device integrally moves to a vertical position in an operating state and a horizontal position in a non-operating state.
In this embodiment, the chassis running engine of the transport vehicle 500 can switch the two-way power through the gearbox device, one power is used for running of the vehicle, and the other power is used for driving the transfer case device; the transfer case device is provided with a hydraulic oil pump which converts mechanical energy into hydraulic energy for movement of various devices mounted on the transporter 500.
Through the arrangement of the technical scheme, the full-automatic double-station hydraulic lifting device (lifting device) is provided with two sets of lifting and descending mechanisms (telescopic mechanisms), and the two sets of lifting and descending mechanisms are provided with the functions of performing station switching so as to realize lifting (lifting and descending) and transferring of the oil pipe. The mast mechanism of the full-automatic double-station hydraulic lifting device is in a vertical state, the telescopic mast is in an extending state, and the transport vehicle is connected to the ground of a construction site through a guy rope so as to stabilize the machine body. When the oil pipe is lifted and lowered, the chassis engine drives the hydraulic oil pump through the gearbox and the transfer case to convert mechanical energy into hydraulic energy, and the hydraulic energy drives the oil pipe clamping device (grabbing part) to clamp the oil pipe and drives the lifting oil cylinder (hydraulic cylinder) to realize the up-and-down movement of the oil pipe clamping device, so that the lifting and lowering operation of the oil pipe is realized. The hydraulic power drives the full-automatic double-station hydraulic lifting device to rotate and lock and position, so that the switching of lifting stations is realized, and the lifting oil pipe and the conveying oil pipe are synchronously carried out. Through the operation, the full-automatic and efficient lifting operation of the oil pipe can be realized.
When the technical scheme is applied, on-site staff only has two persons, after the equipment is switched to a full-automatic operation state, an operator can carry out equipment safety monitoring in a driller room, and when the equipment is in transition, the equipment can be automatically in transition without intervention of a crane and other transfer vehicles. The application of the technical scheme can reduce the number of workers in the well site, reduce the labor intensity of the workers and change the working environment quality, and the efficiency of the equipment under-pressure well repairing operation can be improved by about 50 percent; the equipment transfer efficiency can be improved by about 100%, and the economy and the production efficiency of the pressurized workover operation are improved.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present invention.
Claims (9)
1. A lifting device, comprising:
The telescopic mechanism comprises a telescopic part (210) and a grabbing part (220) for grabbing materials, the grabbing part (220) is connected with the telescopic part (210), and the telescopic part (210) can stretch to drive the grabbing part (220) to move;
The mast mechanism (230) is used for supporting the telescopic mechanisms, the mast mechanism (230) can be vertically arranged, a plurality of telescopic mechanisms are arranged on the mast mechanism (230) at intervals, and the telescopic mechanisms can respectively lift materials;
The mast mechanism (230) is arranged on the second slewing mechanism (240), and the second slewing mechanism (240) can drive the mast mechanism (230) to rotate so as to change the working positions of a plurality of telescopic mechanisms;
The telescopic part (210) is arranged along the length direction of the mast mechanism (230), and the mast mechanism (230) comprises: a fixed mast (231); and a telescopic mast (232) telescopically arranged in the fixed mast (231), wherein the telescopic mast (232) is used for guiding the telescopic part (210).
2. Lifting device according to claim 1, characterized in that there are two telescopic mechanisms, two telescopic mechanisms being arranged on both sides of the mast mechanism (230) in the length direction of the mast mechanism (230), the second slewing mechanism (240) being rotatable 180 degrees to exchange the working positions of the two telescopic mechanisms.
3. The lifting device according to claim 2, characterized in that the second swing mechanism (240) comprises:
A revolving body (241), wherein the mast mechanism (230) is arranged on the revolving body (241);
and a fifth driving part (242), wherein the fifth driving part (242) is meshed with the revolving body (241) in a tooth manner so as to drive the revolving body (241) to rotate.
4. The lifting device of claim 1, further comprising:
A second bracket (251), wherein the second slewing mechanism (240) is arranged on the second bracket (251);
And a first locking part (252) arranged on the second bracket (251), wherein the first locking part (252) can lock the second slewing mechanism (240) so as to prevent the second slewing mechanism (240) from rotating.
5. The lifting device of claim 1, further comprising:
A second carriage (251), the mast mechanism (230) being rotatably provided on the second carriage (251) to change the operating positions of a plurality of the telescopic mechanisms;
and a second locking part (255), wherein the second locking part (255) can lock the mast mechanism (230) on the second bracket (251) so as to fix the working positions of a plurality of telescopic mechanisms.
6. The lifting device according to claim 1, wherein the telescoping portion (210) comprises:
A hydraulic cylinder (211), wherein a cylinder rod of the hydraulic cylinder (211) is fixed on the mast mechanism (230), and a cylinder barrel of the hydraulic cylinder (211) can slide along the length direction of the mast mechanism (230);
A pulling pulley block (212) arranged at the end part of the cylinder barrel of the hydraulic cylinder (211);
and the lifting steel wire rope (213) is wound on the lifting pulley block (212) and is connected with the grabbing part (220), and the lifting steel wire rope (213) is used for pulling up the grabbing part (220).
7. The lifting device according to claim 6, wherein the telescoping portion (210) further comprises:
A pressing pulley block (214) arranged at the end part of a cylinder rod of the hydraulic cylinder (211);
A carriage (215) slidably provided on the hydraulic cylinder (211), the carriage (215) being connected to the grip portion (220) to guide the grip portion (220);
And a pushing down steel wire rope (216) wound on the pushing down pulley block (214) and connected with the carriage (215), wherein the pushing down steel wire rope (216) is used for pushing down the grabbing part (220).
8. Well servicing equipment comprising a transport vehicle (500) and a lifting device arranged on the transport vehicle (500), characterized in that the lifting device is a lifting device according to any one of claims 1 to 7.
9. The well servicing apparatus of claim 8, wherein the well servicing apparatus further comprises:
-a support mechanism (110) movably arranged on the transport vehicle (500), the support mechanism (110) being capable of contacting the ground for support;
The lifting device is rotatably arranged on the supporting mechanism (110) and can rotate to a vertical position in an operating state and a horizontal position in a non-operating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811125860.2A CN109252817B (en) | 2018-09-26 | 2018-09-26 | Lifting device and well repair equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811125860.2A CN109252817B (en) | 2018-09-26 | 2018-09-26 | Lifting device and well repair equipment with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109252817A CN109252817A (en) | 2019-01-22 |
| CN109252817B true CN109252817B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811125860.2A Active CN109252817B (en) | 2018-09-26 | 2018-09-26 | Lifting device and well repair equipment with same |
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| Country | Link |
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| CN (1) | CN109252817B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5375667A (en) * | 1992-09-23 | 1994-12-27 | Soilmec S.P.A. | Stowing and handling system for rods used in drilling rigs |
| CN203374043U (en) * | 2013-07-16 | 2014-01-01 | 太原重工股份有限公司 | Linkage telescopic mast capable of automatically standing up |
| CN107420050A (en) * | 2017-06-20 | 2017-12-01 | 江苏赛瑞机器人装备有限公司 | The full-automatic workover rig of mast lift |
| CN209277830U (en) * | 2018-09-26 | 2019-08-20 | 廊坊景隆重工机械有限公司 | Lifting device and with its well workover equip |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7461831B2 (en) * | 2006-05-15 | 2008-12-09 | Mosley Robert E | Telescoping workover rig |
| WO2016049422A1 (en) * | 2014-09-25 | 2016-03-31 | Andrew Niemczyk | Mobile drilling rig |
-
2018
- 2018-09-26 CN CN201811125860.2A patent/CN109252817B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5375667A (en) * | 1992-09-23 | 1994-12-27 | Soilmec S.P.A. | Stowing and handling system for rods used in drilling rigs |
| CN203374043U (en) * | 2013-07-16 | 2014-01-01 | 太原重工股份有限公司 | Linkage telescopic mast capable of automatically standing up |
| CN107420050A (en) * | 2017-06-20 | 2017-12-01 | 江苏赛瑞机器人装备有限公司 | The full-automatic workover rig of mast lift |
| CN209277830U (en) * | 2018-09-26 | 2019-08-20 | 廊坊景隆重工机械有限公司 | Lifting device and with its well workover equip |
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| Publication number | Publication date |
|---|---|
| CN109252817A (en) | 2019-01-22 |
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Address after: 065300 Industrial Road 2, Chaobaihe Industrial Zone, Dachang County, Langfang City, Hebei Province Applicant after: Hebei Jinglong Intelligent Equipment Co.,Ltd. Address before: 065300 Industrial Road 2, Chaobaihe Industrial Zone, Dachang County, Langfang City, Hebei Province Applicant before: LANGFANG JINGLONG HEAVY MACHINERY Co.,Ltd. |
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