CN219297012U - Self-jacking cable crane top portal frame - Google Patents
Self-jacking cable crane top portal frame Download PDFInfo
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- CN219297012U CN219297012U CN202223221913.5U CN202223221913U CN219297012U CN 219297012 U CN219297012 U CN 219297012U CN 202223221913 U CN202223221913 U CN 202223221913U CN 219297012 U CN219297012 U CN 219297012U
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model provides a self-jacking cable crane top door frame, which comprises a main body frame, wherein a moving mechanism is arranged on the inner side of the main body frame, a rotating rod is arranged in the moving mechanism, a first bevel gear is arranged on the side surface of the rotating rod, a second bevel gear is connected with the first bevel gear in a meshed mode, a first threaded rod is arranged on one side of the second bevel gear, a moving block is arranged on the side surface of the first threaded rod, a positioning mechanism is arranged on one side of the moving block, the positioning mechanism comprises a bidirectional threaded rod, a limiting block is arranged on the side surface of the bidirectional threaded rod, a moving piece is connected with the side surface of the bidirectional threaded rod in a threaded mode, and a fixing plate is arranged on one side of the moving piece; the utility model can conveniently and rapidly position and contact the two standard sections together by using the positioning mechanism and the moving mechanism, thereby facilitating the connection and fixation of the two standard sections by staff.
Description
Technical Field
The utility model belongs to the technical field of a portal, and particularly relates to a self-jacking cable crane tower top portal.
Background
The utility model relates to a cable crane construction technology, in particular to a self-lifting cable crane top portal, which has the Chinese patent application number of CN 201420046125.3. The lifting device at least comprises a lifting portal, a lifting winch, a guide wheel, a cable saddle support, a transition joint, a cross beam and a lifting sleeve frame, and is characterized in that: the lower end of the lifting portal is welded and fixed with the upper end of the cable saddle bracket, and the lifting winch and the guide wheel are welded and fixed on the top surface of the lifting portal; the cable saddle is fixedly arranged on the cable saddle support, the lower end of the cable saddle support is fixedly welded with the upper end of the transition joint, the lower end of the transition joint is fixedly connected with the cross Liang Xiaojie, the jacking sleeve frame is fixedly connected with the cross Liang Xiaojie, and the jacking sleeve frame is arranged on the foundation. The utility model can realize the safe construction of the tower body of the crane, solves the problem that the installation difficulty of the tower body is increased along with the increase of the height in the jacking process, and is suitable for the construction conditions of single column, double columns of single column and multiple columns of single column.
The patent has good function and reasonable structure, but in the patent, no proper device is arranged between the two standard joints, so that the two standard joints can be conveniently positioned and connected, and the two standard joints are regulated by operators or winches, thus extremely consuming time.
In summary, the present utility model thus provides a self-elevating cable overhead mast to solve the above-mentioned problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a self-lifting cable crane top portal frame to solve the problems of troublesome positioning between two standard sections and the like in the prior art.
The utility model provides a from jacking cable crane top portal, includes the main part frame, the inboard of main part frame is provided with moving mechanism, moving mechanism's inside includes the dwang, the side of dwang is provided with first bevel gear, first bevel gear meshing is connected with second bevel gear, first threaded rod is installed to one side of second bevel gear, the movable block is installed to the side-mounting of first threaded rod, positioning mechanism is installed to one side of movable block, positioning mechanism includes two-way threaded rod, the limited piece is installed to two-way threaded rod's side-mounting, the side threaded connection of two-way threaded rod has the moving part, the fixed plate is installed to one side of moving part.
Further, the top of main part frame is provided with the device that draws up, the device that draws up includes the balancing weight, the mounting panel is installed to one side of balancing weight, the hoist engine is installed to the top of mounting panel, first rotor is installed through the mounting bracket to the mounting panel, first hydraulic stem is installed to the downside of mounting panel, the second rotor is installed to the one end of first hydraulic stem.
Further, the inboard of main part frame is provided with lifting device, lifting device includes the installation piece, the inside of installation piece is provided with the spring, the extrusion part is installed to the one end of spring, one side of installation piece is provided with the assembly part, one side rotation of assembly part is connected with the second hydraulic stem, falling prevention piece is installed to the one end of second hydraulic stem.
Further, a limiting frame is arranged on the inner side of the main body frame, and a limiting slat is arranged below the limiting frame.
Further, the steel rope of the winch lifts the standard knot.
Further, a driving motor is installed at one end of the rotating rod, and a first motor is installed at one end of the bidirectional threaded rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model can conveniently and rapidly position and contact the two standard sections together by using the positioning mechanism and the moving mechanism, thereby facilitating the connection and fixation of the two standard sections by staff.
2. The utility model uses the lifting device, so that the portal frame only needs a small amount of cranes, the construction cost is saved, and meanwhile, the first hydraulic rod drives the second rotating wheel to move into the main body frame, thereby being convenient for installation.
3. The lifting device can automatically lift the lifting device, so that the efficiency in installation is improved, and the construction time is shortened.
Drawings
FIG. 1 is a schematic perspective view of a self-elevating cable overhead mast in accordance with the present utility model.
FIG. 2 is a schematic illustration of the installation of the overhead mast of the self-lifting cable hoist of the present utility model.
FIG. 3 is a schematic view of a pulling apparatus of the self-lifting cable crane overhead gantry of the present utility model.
FIG. 4 is a schematic view of the moving mechanism of the overhead gantry of the self-lifting cable hoist of the present utility model.
FIG. 5 is a schematic view of the positioning mechanism of the overhead gantry of the self-lifting cable hoist of the present utility model.
FIG. 6 is a schematic view of a lifting device of the self-lifting cable crane overhead gantry of the present utility model.
In the figure:
1. a main body frame; 2. a moving mechanism; 201. a driving motor; 202. a first bevel gear; 203. a second bevel gear; 204. a first threaded rod; 205. a moving block; 206. a rotating lever; 3. a positioning mechanism; 301. a first motor; 302. a two-way threaded rod; 303. a limiting block; 304. a moving member; 305. a fixing plate; 4. lifting devices; 401. a mounting block; 402. a spring; 403. an extrusion; 404. a second hydraulic lever; 405. a fitting; 406. an anti-falling member; 5. a limiting frame; 6. a pulling-up device; 601. balancing weight; 602. a hoist; 603. a first rotating wheel; 604. a second rotating wheel; 605. a first hydraulic lever; 606. a mounting plate; 7. limiting the slat; 8. standard section.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1 to 6, the self-lifting cable tower crane top portal provided by the utility model comprises a main body frame 1, a moving mechanism 2 is arranged on the inner side of the main body frame 1, a rotating rod 206 is arranged in the moving mechanism 2, a first bevel gear 202 is arranged on the side surface of the rotating rod 206, a second bevel gear 203 is connected with the first bevel gear 202 in a meshed manner, a first threaded rod 204 is arranged on one side of the second bevel gear 203, a moving block 205 is arranged on the side surface of the first threaded rod 204, a positioning mechanism 3 is arranged on one side of the moving block 205, the positioning mechanism 3 comprises a bidirectional threaded rod 302, a limiting block 303 is arranged on the side surface of the bidirectional threaded rod 302, a moving member 304 is connected with the side surface of the bidirectional threaded rod 302 in a threaded manner, a fixed plate 305 is arranged on one side of the moving member 304, the output end of the first motor 301 drives the bidirectional threaded rod 302 to rotate, the fixed plate 305 connected with the moving member 304 is mutually close to each other, finally, a motor mounting leg is arranged on one side of the first bevel gear 204, a motor 205 is arranged on one side of the first bevel gear 202, the second bevel gear 203 is driven to mutually close to the second bevel gear 206 is driven to rotate, and finally, two standard shafts are driven to rotate, and the two standard shafts 203 are driven to rotate, respectively, and the two standard shafts are driven to move down, and the supporting legs are conveniently and move down.
The top of the main body frame 1 is provided with a lifting device 6, the lifting device 6 comprises a balancing weight 601, one side of the balancing weight 601 is provided with a mounting plate 606, a winch 602 is mounted above the mounting plate 606, the mounting plate 606 is provided with a first rotating wheel 603 through a mounting frame, the lower side of the mounting plate 606 is provided with a first hydraulic rod 605, one end of the first hydraulic rod 605 is provided with a second rotating wheel 604, a steel rope of the winch 602 passes through the first rotating wheel 603 and the second rotating wheel 604 through controlling the winch 602, the steel rope is enabled to lift a standard knot 8, when the steel rope is lifted to a proper position, the first hydraulic rod 605 is started, the first hydraulic rod 605 drives the second rotating wheel 604 to move into the main body frame 1, and the winch 602 also needs to synchronously release the steel rope when moving, so that the lifting device 6 can adjust the standard knot 8 to the proper position.
Wherein, the inboard of main part frame 1 is provided with lifting device 4, lifting device 4 includes installation piece 401, the inside of installation piece 401 is provided with spring 402, extrusion 403 is installed to the one end of spring 402, one side of installation piece 401 is provided with assembly part 405, one side rotation of assembly part 405 is connected with second hydraulic stem 404, falling prevention spare 406 is installed to the one end of second hydraulic stem 404 for the portal can rise automatically through lifting device 4.
The limiting frame 5 is disposed on the inner side of the main body frame 1, and the limiting slat 7 is mounted below the limiting frame 5, so that the door frame can be prevented from being distorted by the limiting frame 5, and collapse can be prevented.
Wherein the steel rope of the hoist 602 lifts the standard knot 8.
Wherein, the driving motor 201 is installed at one end of the rotating rod 206, the first motor 301 is installed at one end of the bi-directional threaded rod 302, and the device can be driven to complete positioning through clicking.
The specific working principle is as follows:
in actual use, the foundation of the tower crane and one standard joint 8 are firstly installed, then the main body frame 1 is hoisted to the installed standard joint 8 by using a crane, the lifting device 4 is controlled, the falling prevention piece 406 is clamped on the cross beam of the main body frame 1, the winch 602 is controlled, the steel rope of the winch 602 passes through the first rotating wheel 603 and the second rotating wheel 604, the steel rope lifts one standard joint 8, when the tower crane is hoisted to a proper position, the first hydraulic rod 605 is started, the first hydraulic rod 605 drives the second rotating wheel 604 to move into the main body frame 1, the winch 602 also needs to synchronously release the steel rope when the standard joint 8 is hoisted to a proper position, the first motor 301 is started, the output end of the first motor 301 drives the bidirectional threaded rod 302 to rotate, the moving pieces 304 are driven to be close to each other by the rotation of the bidirectional threaded rod 302, the fixed plate 305 connected with the moving part 304 is mutually closed, one mounting leg of the standard joint 8 is clamped, the driving motor 201 is restarted, the output end of the driving motor 201 drives the rotating rod 206 to rotate, the rotating rod 206 rotates to drive the first bevel gear 202 to rotate, the first bevel gear 202 rotates to drive the second bevel gear 203 to rotate, the second bevel gear 203 rotates to rotate the first threaded rod 204, the moving block 205 descends, the positioning mechanism 3 descends, the supporting legs of the two standard joints 8 are finally contacted, a worker can connect the two standard joints, after the positioning mechanism is completed, the lower second hydraulic rod 404 is controlled, the second hydraulic rod 404 is contracted, the upper second hydraulic rod 404 is controlled, the whole portal of the device is lifted, the lower second hydraulic rod 404 is lifted again at a proper lifting height, the above operation is then repeated to complete the installation.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (6)
1. Self-jacking cable crane top portal frame, including main part frame (1), its characterized in that: the inside of main part frame (1) is provided with mobile mechanism (2), the inside of mobile mechanism (2) includes dwang (206), the side of dwang (206) is provided with first bevel gear (202), first bevel gear (202) meshing is connected with second bevel gear (203), first threaded rod (204) are installed to one side of second bevel gear (203), mobile block (205) are installed to the side mounting of first threaded rod (204), positioning mechanism (3) are installed to one side of mobile block (205), positioning mechanism (3) include two-way threaded rod (302), limited piece (303) are installed to the side mounting of two-way threaded rod (302), side threaded connection of two-way threaded rod (302) has moving part (304), fixed plate (305) are installed to one side of moving part (304).
2. The self-jacking cable crane top mast of claim 1, wherein: the top of main part frame (1) is provided with and draws up device (6), draw up device (6) including balancing weight (601), mounting panel (606) are installed to one side of balancing weight (601), hoist engine (602) are installed to the top of mounting panel (606), first rotation wheel (603) are installed through the mounting bracket to mounting panel (606), first hydraulic stem (605) are installed to the downside of mounting panel (606), second rotation wheel (604) are installed to the one end of first hydraulic stem (605).
3. The self-jacking cable crane top mast of claim 1, wherein: the inside of main part frame (1) is provided with lifting device (4), lifting device (4) are including installation piece (401), the inside of installation piece (401) is provided with spring (402), extrusion piece (403) are installed to one end of spring (402), one side of installation piece (401) is provided with assembly part (405), one side rotation of assembly part (405) is connected with second hydraulic stem (404), falling prevention spare (406) are installed to one end of second hydraulic stem (404).
4. The self-jacking cable crane top mast of claim 1, wherein: the limiting frame (5) is arranged on the inner side of the main body frame (1), and a limiting slat (7) is arranged below the limiting frame (5).
5. The self-jacking cable crane top mast of claim 2, wherein: the steel rope of the winch (602) lifts the standard knot (8).
6. The self-jacking cable crane top mast of claim 1, wherein: one end of the rotating rod (206) is provided with a driving motor (201), and one end of the bidirectional threaded rod (302) is provided with a first motor (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223221913.5U CN219297012U (en) | 2022-12-02 | 2022-12-02 | Self-jacking cable crane top portal frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223221913.5U CN219297012U (en) | 2022-12-02 | 2022-12-02 | Self-jacking cable crane top portal frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219297012U true CN219297012U (en) | 2023-07-04 |
Family
ID=86985069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223221913.5U Active CN219297012U (en) | 2022-12-02 | 2022-12-02 | Self-jacking cable crane top portal frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219297012U (en) |
-
2022
- 2022-12-02 CN CN202223221913.5U patent/CN219297012U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240430 Address after: 315300 Qiaotou Zhen Wu Xing Cun, Cixi City, Ningbo City, Zhejiang Province Patentee after: Cixi Litian Construction Co.,Ltd. Country or region after: China Address before: 402260 Building 1, Changjiang Xizhong, No. 18, Zhaoping Road, Shuangfu Street, Jiangjin District, Chongqing Patentee before: Chongqing Chenchuang Machinery Equipment Co.,Ltd. Country or region before: China |