CN216336270U - Three-folding-arm multifunctional pipe hoist - Google Patents
Three-folding-arm multifunctional pipe hoist Download PDFInfo
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- CN216336270U CN216336270U CN202122593635.5U CN202122593635U CN216336270U CN 216336270 U CN216336270 U CN 216336270U CN 202122593635 U CN202122593635 U CN 202122593635U CN 216336270 U CN216336270 U CN 216336270U
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- 230000007704 transition Effects 0.000 claims abstract description 79
- 239000000725 suspension Substances 0.000 claims abstract description 38
- 238000010276 construction Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a three-folding-arm multifunctional pipe crane which comprises a pipe crane body and a folding arm structure, wherein the folding arm structure comprises a main arm, an auxiliary arm and a suspension arm, the main arm is rotatably arranged on one side of the pipe crane body, the main arm and the auxiliary arm are rotatably connected through a first transition component, the auxiliary arm and the suspension arm are rotatably connected through a second transition component, a first power device used for driving the main arm to rotate relative to the pipe crane body is arranged between the main arm and the pipe crane body, a second power device used for driving the auxiliary arm to rotate relative to the main arm is arranged between the main arm and the auxiliary arm, and a mounting seat used for mounting a hook component is arranged below the top of the suspension arm. According to the utility model, the three-folding arm is formed by the main arm, the auxiliary arm and the suspension arm, so that the lifting height is improved, the requirement on construction of a large-diameter pipeline can be met, the requirement on transportation of a folding whole vehicle is realized, the non-disassembly transportation of equipment is realized, the time for frequently disassembling and assembling the suspension arm during equipment transition is saved, and a large amount of time is saved for project construction transition.
Description
Technical Field
The utility model relates to the technical field of pipe cranes, in particular to a three-folding-arm multifunctional pipe crane.
Background
The pipe crane can effectively improve the working efficiency and shorten the construction period in the construction process of laying underground pipelines, particularly in the construction of laying medium and large underground pipelines in the field. When the pipe crane works in the field, the pipe crane often needs to pass through a road to transfer a construction site, but because the boom of the pipe crane is usually longer and is limited by road passing conditions, the boom of the pipe crane needs to be disassembled by a crane and then transported by a special vehicle, and after the boom is transported to a new construction site, the boom of the pipe crane is assembled by the crane, a large amount of time is wasted in disassembling and assembling the boom of the pipe crane, and related parts are easily damaged by repeatedly disassembling and assembling the boom of the pipe crane, so that the normal operation of the pipe crane is influenced; in addition, in the construction process of the large-diameter pipeline, a higher hoisting height is required, the maximum hoisting height of the whole crane is generally required to be not lower than 7m, the hoisting height of the existing pipe crane cannot meet the construction requirement of the large-diameter pipeline, so that the length of a suspension arm needs to be further increased, and the transportation of the pipe crane is more difficult.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a three-folding-arm multifunctional pipe crane, which solves the problems that the pipe crane has a long suspension arm and is inconvenient to transport, and the hoisting height of the existing pipe crane cannot meet the construction requirement of a large-diameter pipeline.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model relates to a three-folding-arm multifunctional pipe crane, which comprises a pipe crane body and a folding arm structure, wherein the folding arm structure comprises a main arm, an auxiliary arm and a suspension arm, the main arm is rotatably arranged on one side of the pipe crane body, the main arm and the auxiliary arm are rotatably connected through a first transition assembly, the first transition assembly can lock the relative positions of the main arm and the auxiliary arm, the auxiliary arm and the suspension arm are rotatably connected through a second transition assembly, the second transition assembly can lock the relative positions of the auxiliary arm and the suspension arm, a first power device for driving the main arm to rotate relative to the pipe crane body is arranged between the main arm and the pipe crane body, a second power device for driving the auxiliary arm to rotate relative to the main arm is arranged between the main arm and the auxiliary arm, and a mounting seat for mounting the lifting hook assembly is arranged below the top of the lifting arm.
Furthermore, one side of the pipe hoist vehicle body is provided with a supporting seat, and the bottom end of the main arm is hinged to the supporting seat.
Still further, the first transition assembly comprises a transition support, the transition support is arranged at the top end of the main arm, first rotating shaft holes are formed in the bottom ends of the transition support and the auxiliary arm, the transition support and the auxiliary arm are rotatably connected through a first rotating shaft arranged in the first rotating shaft holes, a second pin shaft hole is formed in the transition support, a first pin shaft hole is formed in the auxiliary arm, when the main arm and the auxiliary arm are located on the same straight line, the second pin shaft hole is overlapped with the first pin shaft hole, and a first pin shaft penetrates through the second pin shaft hole and the first pin shaft hole, so that the main arm and the auxiliary arm are locked.
Still further, the second transition assembly comprises a first transition support and a second transition support, the first transition support is arranged at the top end of the auxiliary jib, the second transition support is arranged at the bottom end of the jib, the first transition support and the second transition support are both provided with second rotating shaft holes, the first transition support and the second transition support are rotatably connected through a second rotating shaft arranged in the second rotating shaft holes, the first transition support is provided with a third pin shaft hole and a fifth pin shaft hole, the second transition support is provided with a fourth pin shaft hole, when the jib is unfolded, the fourth pin shaft hole and the fifth pin shaft hole are overlapped, a second pin shaft penetrates through the fifth pin shaft hole and the fourth pin shaft hole, the locking of the auxiliary jib and the jib is realized, when the jib is folded onto the auxiliary jib, the fourth pin shaft hole and the third pin shaft hole are overlapped, and a third pin shaft penetrates through the third pin shaft hole and the fourth pin shaft hole, so that the suspension arm is locked.
Still further, the first power device is set as a main arm oil cylinder, a first oil cylinder support is arranged on the pipe hoist body, a second oil cylinder support is arranged on one side, close to the pipe hoist body, of the transition support, one end of the main arm oil cylinder is hinged to the first oil cylinder support, and the other end of the main arm oil cylinder is hinged to the second oil cylinder support.
Still further, the second power device is set as an auxiliary arm oil cylinder, the main arm is provided with a third oil cylinder support, the auxiliary arm is provided with a fourth oil cylinder support, one end of the auxiliary arm oil cylinder is hinged on the third oil cylinder support, and the other end of the auxiliary arm oil cylinder is hinged on the fourth oil cylinder support.
Still further, the mounting seat is provided with a mounting hole for mounting the hook assembly.
Compared with the prior art, the utility model has the beneficial technical effects that:
the utility model relates to a three-folding-arm multifunctional pipe crane, which comprises a pipe crane body and a folding arm structure, wherein the folding arm structure comprises a main arm, an auxiliary arm and a suspension arm, the main arm is rotatably arranged at one side of the pipe crane body, the main arm and the auxiliary arm are rotatably connected through a first transition component, the auxiliary arm and the suspension arm are rotatably connected through a second transition component, a first power device for driving the main arm to rotate relative to the pipe crane body is arranged between the main arm and the pipe crane body, a second power device for driving the auxiliary arm to rotate relative to the main arm is arranged between the main arm and the auxiliary arm, and a mounting seat for mounting a hook component is arranged below the top of the suspension arm; according to the utility model, the three-folding arm is formed by the main arm, the auxiliary arm and the suspension arm, so that the lifting height is improved, the requirement on construction of a large-diameter pipeline can be met, the requirement on transportation of a folding whole vehicle can be realized, the non-disassembly transportation of equipment is realized, the time for frequently disassembling and assembling the suspension arm during equipment transition is saved, and a large amount of time is saved for project construction transition.
Drawings
The utility model is further illustrated in the following description with reference to the drawings.
FIG. 1 is a schematic structural view of a main arm cylinder of the present invention at full extension;
FIG. 2 is a schematic structural view of the main arm cylinder of the present invention when fully retracted;
FIG. 3 is a schematic structural diagram of the main arm cylinder and the sub arm cylinder of the present invention when they extend different lengths;
FIG. 4 is a schematic structural diagram of a folding state of the multifunctional pipe crane with three folding arms according to the present invention;
FIG. 5 is a front view of the main arm, the secondary arm and the boom arm of the present invention;
FIG. 6 is a side view of the main arm, secondary arm and boom arm of the present invention;
description of reference numerals: 1. a pipe hoist body; 2. a main arm; 3. an auxiliary arm; 4. a suspension arm; 5. a main arm cylinder; 6. an auxiliary arm oil cylinder; 7. a supporting seat; 8. a first cylinder support; 9. a second cylinder support; 10. a third cylinder support; 11. a fourth cylinder support; 12. a transition support; 13. a first transition support; 14. a second transition support; 15. a mounting seat; 301. a first pin shaft hole; 1201. a second pin shaft hole; 1301. a third pin shaft hole; 1302. a fifth pin shaft hole; 1401. a fourth pin shaft hole; 1501. and (7) installing holes.
Detailed Description
As shown in fig. 1-6, a three-folding arm multifunctional pipe hoist comprises a pipe hoist body 1 and a folding arm structure, wherein the folding arm structure comprises a main arm 2, an auxiliary arm 3 and a suspension arm 4, the main arm 2 is rotatably arranged at one side of the pipe hoist body 1, the main arm 2 and the auxiliary arm 3 are rotatably connected through a first transition component, the first transition component can lock the relative position of the main arm 2 and the auxiliary arm 3, the auxiliary arm 3 and the suspension arm 4 are rotatably connected through a second transition component, the second transition component can lock the relative position of the auxiliary arm 3 and the suspension arm 4, a first power device for driving the main arm 2 to rotate relative to the pipe hoist body 1 is arranged between the main arm 2 and the pipe hoist body 1, a second power device for driving the auxiliary arm 3 to rotate relative to the main arm 2 is arranged between the main arm 2 and the auxiliary arm 3, a mounting seat 15 for mounting a hook component is arranged below the top of the suspension arm 4; according to the utility model, the three-folding arm is composed of the main arm, the auxiliary arm and the suspension arm, so that the lifting height is increased, when the lifting heights of the main arm and the auxiliary arm are maximum, the maximum lifting height of the three-folding arm can reach 7200mm, which is 400mm higher than that of the original suspension arm, so that the requirement of construction on a large-caliber pipeline can be met, meanwhile, the size of the whole folded suspension arm is 5537mm 3250mm 3390mm, the requirement of transportation of the whole folded vehicle can be realized, and a large amount of time is saved for project construction transition; meanwhile, mechanics analysis shows that the suspension arm has no obvious deformation when the load is 49000N and the suspension weight is 5 tons, and the use requirement that the suspension weight is not lower than 3 tons when the maximum lifting height is met; the original installation mode of the main arm is not changed, so that the two suspension arms can be compatible to use; the whole vehicle is not higher than 3.5 m after the suspension arm is folded, so that the non-disassembly transportation of the equipment is realized; the fly jib material is HG60 section bar, reduces the influence of welding to steel intensity.
Specifically, a supporting seat 7 is arranged on one side of the pipe hoist body 1, and the bottom end of the main arm 2 is hinged to the supporting seat 7.
The first transition assembly comprises a transition support 12, the transition support 12 is welded to the top end of the main arm 2, first rotating shaft holes are formed in the bottom ends of the transition support 12 and the auxiliary arm 3, the transition support 12 and the auxiliary arm 3 are rotatably connected through a first rotating shaft arranged in the first rotating shaft holes, a second pin shaft hole 1201 is formed in the transition support 12, a first pin shaft hole 301 is formed in the auxiliary arm 3, when the main arm 2 and the auxiliary arm 3 are located on the same straight line, the second pin shaft hole 1201 and the first pin shaft hole 301 are overlapped, and a first pin shaft penetrates through the second pin shaft hole 1201 and the first pin shaft hole 301, so that the main arm 2 and the auxiliary arm 3 are locked.
The second transition assembly comprises a first transition support 13 and a second transition support 14, the first transition support 13 is welded at the top end of the fly jib 3, the second transition support 14 is welded at the bottom end of the boom 4, the first transition support 13 and the second transition support 14 are both provided with second rotating shaft holes, the first transition support 13 and the second transition support 14 are rotatably connected through a second rotating shaft arranged in the second rotating shaft holes, the first transition support 13 is provided with a third pin shaft hole 1301 and a fifth pin shaft hole 1302, the second transition support 14 is provided with a fourth pin shaft hole 1401, when the boom 4 is unfolded, the fourth pin shaft hole 1401 and the fifth pin shaft hole 1302 are overlapped, a second pin shaft penetrates through the fifth pin shaft hole 1302 and the fourth pin shaft hole 1401, so that the lock of the fly jib 3 and the boom 4 is realized, when the suspension arm 4 is folded onto the fly jib 3, the fourth pin shaft hole 1401 and the third pin shaft hole 1301 are overlapped, and a third pin shaft penetrates through the third pin shaft hole 1301 and the fourth pin shaft hole 1401, so that the suspension arm 4 is locked.
The first power device is arranged as a main arm oil cylinder 5, a first oil cylinder support 8 is arranged on the pipe hoist body 1, a second oil cylinder support 9 is arranged on one side, close to the pipe hoist body 1, of the transition support 12, one end of the main arm oil cylinder 5 is hinged to the first oil cylinder support 8, and the other end of the main arm oil cylinder 5 is hinged to the second oil cylinder support 9; specifically, the number of the second oil cylinder support 9 and the number of the main arm oil cylinders 5 are both set to be one, and the second oil cylinder support 9 is welded in the middle of the transition support 12.
The second power device is an auxiliary arm oil cylinder 6, a third oil cylinder support 10 is arranged on the main arm 2, a fourth oil cylinder support 11 is arranged on the auxiliary arm 3, one end of the auxiliary arm oil cylinder 6 is hinged to the third oil cylinder support 10, and the other end of the auxiliary arm oil cylinder 6 is hinged to the fourth oil cylinder support 11; specifically, the number of the third oil cylinder supports 10, the number of the fourth oil cylinder supports 11 and the number of the auxiliary arm oil cylinders 6 are all set to be two, the two third oil cylinder supports 10 are symmetrically welded on two sides of the main arm 2, and the two fourth oil cylinder supports 11 are symmetrically welded on two sides of the auxiliary arm 3.
The mounting seat 15 is provided with a mounting hole 1501 for mounting a hook component; the hook assembly is a common component of a pipe hoist in the prior art, and is not described in detail herein.
The using process of the utility model is as follows:
when the locking device works, firstly, the auxiliary arm oil cylinder 6 drives the auxiliary arm 3 to rotate relative to the main arm 2, when the auxiliary arm 3 rotates to the extreme position, the main arm 2 and the auxiliary arm 3 are positioned on the same straight line, and at the moment, the first pin shaft penetrates through the second pin shaft hole 1201 and the first pin shaft hole 301 to lock the main arm 2 and the auxiliary arm 3; then, unfolding the boom 4 by other hoisting equipment, and enabling a second pin shaft to pass through a fifth pin shaft hole 1302 and a fourth pin shaft hole 1401 to lock the boom 4 and the auxiliary boom 3; finally, the main arm oil cylinder 5 drives the main arm 2 to rotate relative to the pipe hanging machine body 1, and the lifting height is adjusted.
During transportation, firstly, the second pin shaft is taken down, the suspension arm 4 is folded above the auxiliary arm 3, and the third pin shaft penetrates through the first pin shaft hole 1301 and the second pin shaft hole 401, so that the suspension arm 4 is locked; then, a first pin shaft used for locking the position between the main arm 2 and the auxiliary arm 3 is taken down, a piston rod of an auxiliary arm oil cylinder 6 contracts to drive the auxiliary arm 3 to rotate relative to the main arm 2, and the auxiliary arm 3 moves to the lowest position; and finally, a piston rod of the main arm oil cylinder 5 contracts to drive the main arm 2 to rotate relative to the pipe hanging machine body 1, the main arm 2 rotates to a vertical position, and the auxiliary arm 3 and the suspension arm 4 are positioned at the top of the cab, so that the transportation is facilitated.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (7)
1. The utility model provides a multi-functional pipelayer of seventy percent discount arm which characterized in that: comprises a pipe hanging machine body and a folding arm structure, wherein the folding arm structure comprises a main arm, an auxiliary arm and a suspension arm, the main arm is rotatably arranged on one side of the pipe hanging machine body, the main arm and the auxiliary arm are rotationally connected through a first transition assembly, the first transition assembly can lock the relative positions of the main arm and the auxiliary arm, the fly jib and the suspension arm are rotationally connected through a second transition assembly, the second transition assembly can lock the relative positions of the fly jib and the suspension arm, a first power device for driving the main arm to rotate relative to the pipe hoist body is arranged between the main arm and the pipe hoist body, and a second power device for driving the auxiliary arm to rotate relative to the main arm is arranged between the main arm and the auxiliary arm, and a mounting seat for mounting a lifting hook assembly is arranged below the top of the lifting arm.
2. The tri-folding arm multifunctional pipe hoist of claim 1, characterized in that: and a supporting seat is arranged on one side of the pipe hoist body, and the bottom end of the main arm is hinged to the supporting seat.
3. The tri-folding arm multifunctional pipe hoist of claim 1, characterized in that: the first transition assembly comprises a transition support, the transition support is arranged at the top end of the main arm, first rotating shaft holes are formed in the bottom ends of the transition support and the auxiliary arm, the transition support and the auxiliary arm are rotatably connected through a first rotating shaft arranged in the first rotating shaft holes, a second pin shaft hole is formed in the transition support, a first pin shaft hole is formed in the auxiliary arm, when the main arm and the auxiliary arm are located on the same straight line, the second pin shaft hole is overlapped with the first pin shaft hole, and a first pin shaft penetrates through the second pin shaft hole and the first pin shaft hole, so that the main arm and the auxiliary arm are locked.
4. The tri-folding arm multifunctional pipe hoist of claim 3, characterized in that: the second transition assembly comprises a first transition support and a second transition support, the first transition support is arranged at the top end of the auxiliary boom, the second transition support is arranged at the bottom end of the boom, the first transition support and the second transition support are both provided with second rotating shaft holes, the first transition support and the second transition support are rotatably connected through a second rotating shaft arranged in the second rotating shaft holes, the first transition support is provided with a third pin shaft hole and a fifth pin shaft hole, the second transition support is provided with a fourth pin shaft hole, when the boom is unfolded, the fourth pin shaft hole and the fifth pin shaft hole are overlapped, a second pin shaft penetrates through the fifth pin shaft hole and the fourth pin shaft hole to realize the locking of the auxiliary boom and the boom, when the boom is folded onto the auxiliary boom, the fourth pin shaft hole and the third pin shaft hole are overlapped, and a third pin shaft penetrates through the third pin shaft hole and the fourth pin shaft hole, so that the suspension arm is locked.
5. The tri-folding arm multifunctional pipe hoist of claim 4, characterized in that: the first power device is set to be a main arm oil cylinder, a first oil cylinder support is arranged on the pipe hanging machine body, a second oil cylinder support is arranged on one side, close to the pipe hanging machine body, of the transition support, one end of the main arm oil cylinder is hinged to the first oil cylinder support, and the other end of the main arm oil cylinder is hinged to the second oil cylinder support.
6. The tri-folding arm multifunctional pipe hoist of claim 5, characterized in that: the second power device is an auxiliary arm oil cylinder, a third oil cylinder support is arranged on the main arm, a fourth oil cylinder support is arranged on the auxiliary arm, one end of the auxiliary arm oil cylinder is hinged to the third oil cylinder support, and the other end of the auxiliary arm oil cylinder is hinged to the fourth oil cylinder support.
7. The tri-folding arm multifunctional pipe hoist of claim 6, characterized in that: and the mounting seat is provided with a mounting hole for mounting the lifting hook assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122593635.5U CN216336270U (en) | 2021-10-27 | 2021-10-27 | Three-folding-arm multifunctional pipe hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122593635.5U CN216336270U (en) | 2021-10-27 | 2021-10-27 | Three-folding-arm multifunctional pipe hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216336270U true CN216336270U (en) | 2022-04-19 |
Family
ID=81130406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122593635.5U Expired - Fee Related CN216336270U (en) | 2021-10-27 | 2021-10-27 | Three-folding-arm multifunctional pipe hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216336270U (en) |
-
2021
- 2021-10-27 CN CN202122593635.5U patent/CN216336270U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220419 |
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| CF01 | Termination of patent right due to non-payment of annual fee |