CN211851705U - Hydraulic elevator clamping auxiliary device - Google Patents
Hydraulic elevator clamping auxiliary device Download PDFInfo
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- CN211851705U CN211851705U CN202020460884.XU CN202020460884U CN211851705U CN 211851705 U CN211851705 U CN 211851705U CN 202020460884 U CN202020460884 U CN 202020460884U CN 211851705 U CN211851705 U CN 211851705U
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- 238000005553 drilling Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000008859 change Effects 0.000 description 5
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- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 102000004315 Forkhead Transcription Factors Human genes 0.000 description 1
- 108090000852 Forkhead Transcription Factors Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 230000007246 mechanism Effects 0.000 description 1
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Abstract
The utility model discloses a tight auxiliary device of hydraulic elevator clamp sets up on the hasp pneumatic cylinder fixed part of hydraulic elevator, include: the spring seat is a U-shaped plate with a downward opening, the bottom surface of the spring seat is provided with a spring fixing piece, and the bottom surface of the side panel of the spring seat is provided with a fastening piece used for being fixed with the fixing part of the latch hydraulic cylinder; the torsional spring is sleeved on the spring fixing piece, one tail end of the torsional spring is opposite to the inner side wall of the spring seat, and the other tail end of the torsional spring extends out of the spring seat and is opposite to the outer side face of the hydraulic elevator. The utility model discloses, simple structure, simple to operate makes the hydraulic elevator use under drilling rod level or tilt state, prevents that the end accident of opening and shutting of hydraulic elevator from loosening and leading to the drilling rod slippage, has improved production efficiency.
Description
Technical Field
The utility model relates to a well head hydraulic lifting tool technical field, concretely relates to hydraulic elevator presss from both sides tight auxiliary device.
Background
In the well drilling engineering, the elevator is a necessary tool for hoisting pipes such as drill pipes, oil pipes, casing pipes and the like, and is hung in hoisting rings at two sides of a hook of a hoisting system so as to hoist or lower drilling tools, oil pipes and casing pipes into or out of a well hole. The elevator is divided into a casing elevator, an oil pipe elevator, a drill rod elevator and a sucker rod elevator according to the types of the corresponding hung pipes. In the non-top drive well drilling and repairing effect, the operation mode is a manual operation elevator, the potential safety hazard of the operation mode is large, the labor intensity of workers is high, and the production efficiency is low, so that the hydraulic elevator gradually replaces a manual operation mode and is widely used.
The general hydraulic elevator meets the performance and technical parameters specified by SY/T3055 hoisting ring, elevator and hanging clamp and American Petroleum institute API Spec 8C. However, during the frequent tripping operation, the elevator clamps the tubular column, and the tubular column may fall and hurt people due to the accidental opening of the elevator along with the movement of the tubular column, therefore, chinese utility model CN207122287U provides a hydraulic elevator with a mechanical sequence control device, which comprises a left body leaf and a right body leaf hinged together, wherein the left body leaf is provided with the mechanical sequence control device at the opening and closing end, the mechanical sequence control device comprises a latch sequence module, a safety hook sequence module, a latch torsion spring and a safety hook torsion spring, the opening and closing end of the left body leaf is hinged with the fixed end of the latch, the connecting end of the latch sequence module and the connecting end of the safety hook sequence module are hinged with the free end of the latch, the free end of the latch is hinged with the middle part of the latch sequence module, the free ends of the latch sequence module and the safety hook sequence module are both provided with kidney-shaped slots, and the safety hook sequence module and the safety hook are integrated, the safety hook is matched with a safety pin of the right leaf of the main body, a latch hydraulic cylinder is arranged on the outer side of the opening and closing end of the left leaf of the main body, the cylinder body end of the latch hydraulic cylinder is connected with the left leaf of the main body through a connecting piece, and a fork head of the end of the piston rod is connected with the two kidney-shaped grooves. The hydraulic elevator controls the lock latch to work orderly, so that the operation safety is improved, and the drilling benefit is improved.
However, the above solution has the following disadvantages:
the elevator can be only used at the vertical position of the drill rod, the drill rod is clamped or loosened by controlling the hydraulic cylinder, but when the automatic drill rod loading and unloading device is used, the drill rod is in a horizontal or inclined state, the elevator cannot be used, and the production efficiency is low.
In view of this, it is urgently needed to provide a hydraulic elevator clamping auxiliary device, which is convenient for the hydraulic elevator to be used in a state that a drill rod is horizontal or inclined, and improves the production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that current hydraulic elevator can not use, high in production cost, the low problem of production efficiency under drilling rod level or tilt state.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts as follows:
a hydraulic elevator clamping assist apparatus disposed on a latch cylinder fixing portion of a hydraulic elevator, comprising:
the spring seat is a U-shaped plate with a downward opening, the bottom surface of the spring seat is provided with a spring fixing piece, and the bottom of the side panel of the spring seat is provided with a fastening piece for fixing with the fixing part of the latch hydraulic cylinder;
the spring fixing piece is sleeved with the torsion spring, one tail end of the torsion spring is opposite to the inner side wall of the spring seat, the other tail end of the torsion spring is a stretching end, and the stretching end stretches out of the spring seat and is opposite to the outer side wall of the opening and closing end of the hydraulic elevator.
In this aspect, the spring retention mechanism includes:
the fixing hole is formed in the bottom surface of the spring seat, and an internal thread is formed in the side surface of the fixing hole;
the torsion spring is sleeved on the bolt, and the bolt is matched with the internal thread.
In this aspect, the spring seat is fixed to the latch cylinder fixing portion by a bolt and the fastening portion.
In the present embodiment, the number of turns of the torsion spring includes, but is not limited to, one left turn.
In the scheme, the stretching end of the torsion spring is left-handed.
In this aspect, the spring seats and torsion springs may be in 2 or more sets arranged along the drill rod axis.
Compared with the prior art, the hydraulic elevator clamping auxiliary device provided by the utility model is arranged on the fixed part of the plunger latch hydraulic cylinder of the hydraulic elevator, and comprises a spring seat and a torsional spring, wherein the spring seat is arranged on the hydraulic cylinder and plays the roles of supporting and fixing the torsional spring; one end of the torsion spring is arranged opposite to the inner wall of the spring seat, the other end of the torsion spring is arranged opposite to the outer side face of the hydraulic elevator, the opening and closing end of the hydraulic elevator can be always kept in a clamping state, even if the drill rod is in a horizontal or inclined state, the clamping force of the hydraulic elevator on the drill rod can be kept, the accidental loosening of the opening and closing end of the hydraulic elevator is prevented, the drill rod is prevented from loosening, and the production efficiency is improved. The hydraulic elevator clamping auxiliary device provided by the utility model has simple structure, the spring seat is fixed with the fixed part of the plunger latch hydraulic cylinder through fastening, and the installation is convenient; meanwhile, the structure of the existing hydraulic elevator does not need to be changed on a large scale, and the production cost is saved.
Drawings
Fig. 1 is a bottom view and a sectional view of a hydraulic elevator clamping auxiliary device of the present invention;
fig. 2 is a front view of the auxiliary clamping device of the hydraulic elevator of the present invention;
fig. 3 is the installation position diagram of the middle hydraulic elevator clamping auxiliary device of the present invention.
Detailed Description
The utility model provides a tight auxiliary device of hydraulic elevator clamp supports the hinge through the torsional spring, and the hinge remains the tight state of clamp throughout about making, makes the hydraulic elevator still can keep the tight state of clamp under the state of drilling rod level or slope. The invention is described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1, 2 and 3, the hydraulic elevator clamping auxiliary device provided by the present invention is disposed on a hydraulic elevator 30, and includes a spring seat 10 and a torsion spring 20.
The hydraulic elevator 30 comprises a left hinge 31 and a right hinge 32, semicircular slips are fixed on the arc inner walls of the left hinge 31 and the right hinge 32, connecting ends of the left hinge 31 and the right hinge 32 are hinged through hinge pins to form a split structure, the two semicircular slips are combined to form a circular elevator working aperture, a latch is arranged at the opening and closing end of the left hinge 31, and a buckling position matched with the latch is arranged on the right hinge 32. The end that opens and shuts of left hinge 31 sets up hasp pneumatic cylinder fixed part 34 to the outside protrusion, and the cylinder body end of hasp pneumatic cylinder 33 passes through hasp pneumatic cylinder fixed part 34 and articulates on the end outer wall that opens and shuts of left hinge 31, and the piston end articulates on the hasp for the lock position lock on control hasp and the right hinge 32 makes the end that opens and shuts of left hinge 31 and right hinge 32 press from both sides tightly.
The spring seat 10 is a U-shaped plate with a downward opening, the bottom surface of the U-shaped plate is provided with a spring fixing piece 11, the spring fixing piece 11 comprises a fixing hole 111 and a bolt 112, the fixing hole 111 is arranged on the bottom surface of the U-shaped plate, and the inner side of the fixing hole is provided with an internal thread; the bolt 112 is fitted with the internal thread and is disposed in the fixing hole 111. The bottom of the side panel of the spring seat 10 is provided with a fastening body 12 which is fixed with a latch hydraulic cylinder fixing part 34 through a fastening body 12.
The torsion spring 20 is sleeved on the bolt 112, and the number of turns of the torsion spring 20 is a left-hand turn. One end 21 of the torsion spring 20 is disposed in the spring seat 10 opposite to the inner side wall of the spring seat 10. The other end of the torsion spring 20 is an extended end 22, the extended end 22 is in a left-handed shape, and extends out of the spring seat 10 and is arranged opposite to the outer side wall of the opening end of the left hinge 31 and the outer side wall of the opening end of the right hinge 32. The total number of turns and left or right turns of the torsion spring 20 can be adjusted according to the specifications of the hoisted drill pipe and the hydraulic elevator.
The utility model discloses a use method as follows:
when the automatic drill rod loading and unloading device is used, the drill rod is in a horizontal or inclined state, the position and the angle of the hydraulic drill chuck 30 are adjusted, and 2 or more sets of spring seats 10 and torsion springs 20 are arranged on the latch cylinder fixing portion 34 in the axial direction of the drill rod. The worker carries out the operation of pulling up and down the drill pipe, controls the locking of the locking bolt of the hydraulic elevator 30 through controlling the locking bolt hydraulic cylinder 33, enables the opening and closing end to be closed, and clamps the drill pipe.
In the moving process of the drill rod, under the action of the gravity of the drill rod, the opening and closing end of the hydraulic elevator 30 tends to open, and the extending end 22 of the torsion spring 20 acts on the outer side wall of the opening and closing end of the left hinge 31 and the outer side wall of the opening and closing end of the right hinge 32 to prevent the opening and closing end of the hydraulic elevator 30 from opening and closing, so that the hydraulic elevator 30 is always kept in a clamping state, and the hydraulic hanger rod 30 can still be kept clamped when the drill rod is in a horizontal or inclined state.
Compared with the prior art, the utility model provides a hydraulic elevator presss from both sides tight auxiliary device, including spring holder and the torsional spring that sets up on hasp pneumatic cylinder fixed part, the both ends of torsional spring set up with the inside wall of spring holder and the lateral surface of the end of opening and shutting of hydraulic elevator respectively relatively, can be after the hydraulic elevator presss from both sides tight drilling rod, act on the hydraulic elevator, make the end of opening and shutting of hydraulic elevator remain the clamping state all the time, prevent to lead to the fact the hydraulic elevator to loosen by accident, the drilling rod is not hard up because the position change of drilling rod causes the hydraulic elevator atress change, have higher security; when the drill rod is in an inclined or horizontal state, the hydraulic elevator can still be normally used, so that the production efficiency is improved; simple structure has alleviateed the burden of lifting by crane of hydraulic elevator.
The torsional spring passes through spring holder detachably and sets up on hasp pneumatic cylinder fixed part, simple to operate, torsional spring and spring holder can be according to the specification of drilling rod along radial 2 groups or multiunit that set up of drilling rod, and it is nimble convenient to use, can generally be applicable to general hydraulic elevator, and strong adaptability need not change current hydraulic elevator production technology, has reduced the manufacturing cost of hydraulic elevator, has higher economic benefits.
In this scheme, spring mounting is including setting up fixed orifices and the bolt on the spring holder, and the torsional spring cover is established on the bolt, is equipped with the internal thread on the inner wall of fixed orifices, bolt and internal thread looks adaptation, and the torsional spring passes through spring mounting detachably and sets up on spring mounting, the torsional spring of different specifications easy to assemble and change to adapt to different hydraulic elevator and drilling rod.
In this scheme, the bottom of the side panel of spring holder is equipped with the tight maintenance, and is fixed with hasp pneumatic cylinder fixed part through the fastener, conveniently dismantles and adjusts the position of spring holder, and the manufacturing cost of the operation of having practiced thrift the trip.
The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.
Claims (6)
1. The utility model provides a tight auxiliary device of hydraulic elevator clamp, sets up on the hasp pneumatic cylinder fixed part of hydraulic elevator, its characterized in that includes:
the spring seat is a U-shaped plate with a downward opening, a spring fixing piece is arranged on the bottom surface of the spring seat, and the bottom of the side panel of the spring seat is provided with a fastening piece for fixing with the fixing part of the latch hydraulic cylinder;
the spring fixing piece is sleeved with the torsion spring, one tail end of the torsion spring is opposite to the inner side wall of the spring seat, the other tail end of the torsion spring is a stretching end, and the stretching end stretches out of the spring seat and is opposite to the outer side wall of the opening and closing end of the hydraulic elevator.
2. The hydraulic elevator clamp assist apparatus of claim 1, wherein the spring mount comprises:
the fixing hole is formed in the bottom surface of the spring seat, and an internal thread is formed in the side surface of the fixing hole;
the torsion spring is sleeved on the bolt, and the bolt is matched with the internal thread.
3. The hydraulic elevator clamping assist as set forth in claim 1 wherein said spring seat is secured to said latch cylinder securing portion by a bolt and said fastening pin.
4. The hydraulic elevator clamping assist as set forth in claim 1, wherein the number of turns of the torsion spring includes but is not limited to a left turn.
5. The hydraulic elevator clamping assist apparatus of claim 1, wherein the projecting end of the torsion spring is left-handed.
6. The hydraulic elevator clamping assist apparatus of claim 1, wherein the spring seat and the torsion spring may be in 2 or more sets arranged along the drill pipe axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020460884.XU CN211851705U (en) | 2020-04-01 | 2020-04-01 | Hydraulic elevator clamping auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020460884.XU CN211851705U (en) | 2020-04-01 | 2020-04-01 | Hydraulic elevator clamping auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211851705U true CN211851705U (en) | 2020-11-03 |
Family
ID=73144669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020460884.XU Active CN211851705U (en) | 2020-04-01 | 2020-04-01 | Hydraulic elevator clamping auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211851705U (en) |
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2020
- 2020-04-01 CN CN202020460884.XU patent/CN211851705U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221103 Address after: 048000 Jinjiang Industrial Park, Jinding Road, Jincheng Economic and Technological Development Zone, Jincheng City, Shanxi Province Patentee after: Jinneng Holding Equipment Manufacturing Group Tianhe Zhongbang Shanxi Energy Technology Co.,Ltd. Address before: 100070 Fengtai District Haiying Road, No. 5, room 5, room 511, Beijing Patentee before: CORTECH DRILLING EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |