CN216613716U - Automatic uniform-load hoisting device for well wall of well drilling - Google Patents
Automatic uniform-load hoisting device for well wall of well drilling Download PDFInfo
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- CN216613716U CN216613716U CN202123194322.9U CN202123194322U CN216613716U CN 216613716 U CN216613716 U CN 216613716U CN 202123194322 U CN202123194322 U CN 202123194322U CN 216613716 U CN216613716 U CN 216613716U
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- steel wire
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Abstract
The utility model discloses an automatic uniform load hoisting device for a well wall of a well, which comprises a hoisting disc body, a plurality of hoisting cross rods, a plurality of inclined support rods, a plurality of oil cylinders, a steel wire rope sleeve ring and a steel wire rope, wherein the plurality of hoisting cross rods are uniformly distributed on the peripheral side of the hoisting disc body at intervals along the circumferential direction, a hoisting point is formed at the joint of the hoisting cross rods and the hoisting disc body, one end of each inclined support rod is connected with the hoisting cross rod, the other end of each inclined support rod is connected with the hoisting disc body, the oil cylinders are arranged on the hoisting cross rods and positioned at the hoisting point, one end of the steel wire rope sleeve ring is connected with the oil cylinders, the other end of the steel wire rope sleeve ring is positioned below the hoisting cross rods, and the two ends of the steel wire rope sleeve ring are connected through the steel wire rope. The hoisting point is stressed uniformly, the hoisting equipment is prevented from inclining, and the hoisting device is safe and reliable.
Description
Technical Field
The utility model relates to the technical field of hoisting machinery, in particular to an automatic uniform-load hoisting device for a well wall of a well.
Background
In the prior art, the hoisting of large-diameter heavy-load equipment generally adopts a plurality of steel wire ropes of a large hook of a traditional gantry crane to hoist, and the hoisting method causes uneven stress on each steel wire rope, so that the hoisted equipment deflects due to uneven stress on each hoisting point, and the safety accidents of the equipment and personnel are frequent.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the automatic load balancing and hoisting device for the well wall of the well, which can realize uniform stress of a steel wire rope and uniform stress of hoisting points, prevent the inclination of hoisted equipment, and is safe and reliable.
The technical scheme adopted for achieving the purpose is as follows:
an automatic uniform-load hoisting device for a well wall of a well comprises a hoisting disc body, a plurality of hoisting cross rods, a plurality of inclined support rods, a plurality of oil cylinders, a steel wire rope lantern ring and a steel wire rope
The hoisting disc body is provided with a first disc and a second disc which are distributed at intervals in the vertical direction, the hoisting cross bars are radially and evenly distributed on the outer peripheral side of the first disc along the circumferential direction of the first disc, one end of each inclined strut is connected with the end of each hoisting cross bar, the other end of each inclined strut is connected with the second disc, one end of each oil cylinder is connected with the first disc, one end of each steel wire rope is connected with each oil cylinder, and the other end of each steel wire rope extends through the end of each hoisting cross bar along the hoisting cross bar and then sags.
In some embodiments, a pulley is further provided, and the pulley is arranged at the joint of the starting point transverse rod and the inclined strut.
In some embodiments, a plurality of pull rods are further provided, the pull rods are arranged between two adjacent lifting cross rods, and two ends of each pull rod are respectively connected with the two lifting cross rods.
In some embodiments, there are two tie rods between two adjacent lifting crossbars, said two tie rods forming a triangular structure with one of the lifting crossbars.
In some embodiments, the pull rod comprises a left-handed connector, an adjusting screw, a tightening nut and a right-handed connector, the left-handed connector and the right-handed connector are respectively connected with two adjacent lifting cross rods, two ends of the adjusting screw are respectively connected with the left-handed connector and the right-handed connector, and the tightening nut is sleeved on the adjusting screw.
In some embodiments, a travel scale is further provided on the lifting crossbar.
In some embodiments, the oil cylinder comprises a rod cavity and a rodless cavity, and oil passages of the rod cavity and the rodless cavity are designed in parallel.
In some embodiments, the lifting crossbar and the diagonal braces can be lengthened or shortened as desired
In some embodiments, the lifting cross-bar, the diagonal brace and the tie-bar are all high strength steel plate box-type welded structures.
In some embodiments, the components are connected by cylindrical pins.
The utility model has the following beneficial effects:
1. the automatic uniform-load hoisting device for the well wall of the well is characterized in that hoisting points are evenly distributed in the circumferential direction, each hoisting point is provided with an oil cylinder, the oil cylinders are in parallel connection, the oil pressure and the flow of each oil cylinder are consistent, buffering and uniform loading are synchronously combined, and the loading of each steel wire rope is the same, so that the hoisted equipment is prevented from inclining, and the automatic uniform-load hoisting device is safe and reliable.
2. All the parts are connected by adopting cylindrical pins, and the processing is simple and the installation is convenient
3. The hoisting cross rod, the diagonal brace and the pull rod are high-strength steel plate box type welding structures and have strong bearing capacity.
4. Each part is convenient to assemble, hoisting equipment can be assembled on the site at the destination after being separately transported, and transportation is convenient.
Drawings
FIG. 1 is a front view of an automatic load balancing and hoisting device for a borehole wall according to an embodiment of the present invention;
FIG. 2 is a top view of the automatic load balancing and hoisting device for a borehole wall according to the embodiment of the utility model;
FIG. 3 is a schematic view of a tie rod in accordance with an embodiment of the present invention;
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the automatic load balancing and hoisting device for a well wall of a drilling well according to the embodiment of the utility model comprises a hoisting disc body 1, a plurality of hoisting cross rods 2, a plurality of inclined support rods 3, a plurality of oil cylinders 4, a steel wire rope lantern ring 5 and a steel wire rope 6.
The hanging plate body 1 is provided with a first disc and a second disc which are arranged at intervals along the vertical direction, the first disc is positioned above the second disc, the top end of the hanging plate body is provided with a hanging cap, and the hanging cap is coaxially distributed with the first disc and the second disc. The number of the hoisting cross rods 2 is 16, and the hoisting cross rods are respectively and evenly distributed on the outer peripheral side of the first disk at intervals along the circumferential direction. The end part of the hoisting cross rod 2 is connected with the first disc through a pin shaft. 16 diagonal braces 3 are provided, one end of each diagonal brace 3 is connected with the end part of the hoisting cross rod through a pin shaft, and the other end of each diagonal brace is connected with a second disc pin shaft. The oil cylinders 4 are arranged on the hoisting cross rod 2, the number of the oil cylinders 4 is 16, the type and the parameters of each oil cylinder 4 are the same, and the oil passages with rod cavities and without rod cavities of each oil cylinder are designed in parallel, so that the oil pressure and the flow of each oil cylinder are consistent, and the loading of each steel wire rope is the same. One end of the oil cylinder 4 is connected with the first disc pin shaft. The connecting part of the hoisting cross rod 2 and the inclined strut is provided with a pulley 7. One end of a steel wire rope 6 is fixedly connected with the oil cylinder piston rod 4 through a steel wire rope lantern ring 5, the other end of the steel wire rope extends along the axis of the hoisting cross rod 2 and passes through a pulley 7, the steel wire rope 6 is matched with the pulley and extends downwards, and the steel wire rope lantern ring 5 is arranged at the end part of the steel wire rope. The sagging lengths of the steel wire ropes are kept consistent through the telescopic motion of the oil cylinder 4, and the length error generated during installation is eliminated.
Two pull rods 8 are arranged between every two adjacent lifting cross rods 2. The two pull rods 8 and the lifting cross rod 2 form a triangular structure. The tie rod 8 includes a left hand connector 81, an adjusting screw 82, a tightening nut 83 and a right hand connector 84. The left-handed connector 81 and the right-handed connector 84 are respectively connected with the two hoisting cross rods through pin shafts, and two ends of the adjusting screw rod 82 are respectively connected with the left-handed connector 81 and the right-handed connector 84, and the tightening nut 83 is sleeved on the adjusting screw rod 82. The length of the pull rod can be adjusted by the adjusting screw rod.
The lifting cross rod 2 is also provided with a stroke scale which is used for displaying the stroke of the oil cylinder 4.
According to the automatic load balancing and hoisting device for the well wall of the well, all the parts are assembled, the adjusting screw rods 82 of the pull rods 8 are adjusted, the hoisting cross rods 2 are evenly distributed in the circumferential direction at intervals, and then the tightening nuts 83 are tightened. The air in the oil cylinder 4 is emptied after hydraulic oil is injected into the oil cylinder 4 (16 oil cylinder oil inlet and outlet holes are respectively connected in parallel during installation, and the oil pipe is connected and then repeatedly stretched to exhaust the air in the oil cylinder cavity), and the piston rod of the oil cylinder 4 extends out by 100 mm (the maximum stroke is 200 mm) to be used as an initial state, so that the allowance given by the length error generated by installing the steel wire rope 6 is eliminated, and the stress consistency of each steel wire rope 6 is ensured. The hanging cap of the hanging disc body 1 is connected with a hanging hook of a gantry crane, the steel wire rope is connected with a hung large-aperture reinforced concrete well wall, 16 hanging points which are evenly distributed along the circumference at intervals are formed on the hoisting device, and the stress of each hanging point is equal. The hung large-aperture steel-concrete well wall can be stably moved to a working place. Meanwhile, the lengths of the hoisting cross rod 2 and the diagonal brace 3 can be adjusted according to requirements, and the hoisting device is suitable for hoisted objects of different specifications.
The arrangement of the oil cylinders and the parallel connection of the oil inlet and the oil outlet are adopted, so that the buffer and the uniform load are synchronously combined when the super-large heavy-load equipment is hoisted, and the design is a main innovation point of the design.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the utility model and to simplify the description, and unless otherwise stated the above words are not intended to have a special meaning.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, but such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. An automatic load balancing and hoisting device for a well wall of a well is characterized by comprising:
the hoisting device comprises a hoisting disc body, a plurality of hoisting cross rods, a plurality of inclined support rods, a plurality of oil cylinders and a steel wire rope, wherein the hoisting disc body is provided with a first disc and a second disc which are distributed at intervals in the vertical direction, the hoisting cross rods are radially and evenly distributed on the outer peripheral side of the first disc along the circumferential direction of the first disc, one end of each inclined support rod is connected with the hoisting cross rodThe end parts are connected, the other end of the inclined stay bar is connected with the second disc, and a cylinder seat of the oil cylinderTerminal endAnd one end of the steel wire rope is connected with the piston rod end of the oil cylinder, and the other end of the steel wire rope extends through the end part of the hoisting cross rod along the hoisting cross rod and sags.
2. The automatic load balancing and hoisting device for the well wall of the drilling well according to claim 1, further comprising a pulley, wherein the pulley is arranged at the joint of the hoisting cross rod and the inclined strut.
3. The automatic load balancing and hoisting device for the well wall of the drilling well according to claim 1, further comprising a pull rod, wherein the pull rod is arranged between two adjacent hoisting cross rods, and two ends of the pull rod are respectively connected with the two hoisting cross rods.
4. The automatic load balancing and hoisting device for the well wall of the well according to claim 3, wherein two pull rods are arranged between two adjacent hoisting cross rods, and the two pull rods and one of the hoisting cross rods form a triangular structure.
5. The automatic load balancing and hoisting device for the well wall of the drilling well according to claim 3, wherein the pull rod comprises a left-handed connector, an adjusting screw, a tightening nut and a right-handed connector, the left-handed connector and the right-handed connector are respectively connected with two adjacent hoisting cross rods, two ends of the adjusting screw are respectively connected with the left-handed connector and the right-handed connector, and the tightening nut is sleeved on the adjusting screw.
6. The automatic load balancing and hoisting device for the well wall of the drilling well according to claim 3, wherein the hoisting cross bar is further provided with a stroke scale.
7. The automatic load balancing and hoisting device for the well wall of the drilling well according to claim 3, wherein the oil cylinder comprises a rod cavity and a rodless cavity, and oil passages of the rod cavity and the rodless cavity are designed in parallel.
8. The automatic load balancing and hoisting device for the well wall of the well as claimed in claim 1, wherein the hoisting cross bar and the diagonal brace can be lengthened or shortened as required.
9. The automatic load balancing and hoisting device for the well wall of the drilling well according to claim 3, wherein the hoisting cross rod, the diagonal brace and the pull rod are all high-strength steel plate box-type welded structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123194322.9U CN216613716U (en) | 2021-12-20 | 2021-12-20 | Automatic uniform-load hoisting device for well wall of well drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123194322.9U CN216613716U (en) | 2021-12-20 | 2021-12-20 | Automatic uniform-load hoisting device for well wall of well drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216613716U true CN216613716U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123194322.9U Active CN216613716U (en) | 2021-12-20 | 2021-12-20 | Automatic uniform-load hoisting device for well wall of well drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216613716U (en) |
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2021
- 2021-12-20 CN CN202123194322.9U patent/CN216613716U/en active Active
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