CN219860266U - Overweight girder steel truss hoisting device - Google Patents
Overweight girder steel truss hoisting device Download PDFInfo
- Publication number
- CN219860266U CN219860266U CN202321491935.5U CN202321491935U CN219860266U CN 219860266 U CN219860266 U CN 219860266U CN 202321491935 U CN202321491935 U CN 202321491935U CN 219860266 U CN219860266 U CN 219860266U
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- translation
- support frame
- fixed
- driving motor
- overweight
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 44
- 239000010959 steel Substances 0.000 title claims abstract description 44
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000010276 construction Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 2
- 239000000725 suspension Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Abstract
The utility model belongs to the technical field of lifting devices, and particularly relates to an overweight steel girder truss lifting device, which comprises: a first support frame; a second support frame; the two guide rails are arranged at the tops of the first support frame and the second support frame at intervals in parallel; the guide rail slides to guide the matched translation beam; a translation driving member for driving the translation beam to slide along the guide rail; the 2 electric hoists are arranged at the lower edge of the translation beam; the two windlass are arranged at the top 2 of the translation beam. According to the utility model, the first support frame is fixed on the ground according to the actual construction condition, and the second support frame is fixed on the bridge surface, so that the material is saved, and meanwhile, the overweight steel girder truss to be hoisted can be conveniently and directly moved onto the bridge surface, and the hoisting construction efficiency is improved. In addition, translation driving piece, electric block and hoist engine mutually support can realize the front and back and left and right translation and the lifting action of lifting hook, can hoist overweight girder steel truss to the bridge floor.
Description
Technical Field
The utility model belongs to the technical field of lifting equipment, and particularly relates to an overweight steel girder truss lifting device.
Background
In the steel beam suspension splicing construction process, a steel beam is usually transported to the rear of a steel beam suspension splicing position from the ground through a constructed road, the steel beam is lifted from the rear through a bridge deck crane, and the steel beam is suspended and spliced after rotating for 180 degrees. However, for special projects such as transporting the steel beam from the ground to the suspension position, or not completing the road at the back, it is difficult to transport the steel beam from the back to the suspension position. In such bridge construction, the steel beam can be lifted to the bridge deck by constructing a lifting device.
Also disclose girder steel truss lifting device in prior art, such as CN201020232644.0, disclose a promote and skid girder steel unit or girder steel lifting device of truss, including the combination girder steel frame to two sets of parallel crossbeams of combination girder steel frame upper end are as the track roof beam that slides, are equipped with the traction on the track roof beam that slides and slide, and traction on the track roof beam that slides is equipped with draw gear on one side of the roof beam that slides, and traction slides the roof beam middle part and is connected with hoisting device, girder steel unit or girder steel truss are connected with hoisting device through promoting the hoist cable. The hoisting equipment disclosed by the patent is simple to build and convenient to operate, and can hoist steel beam units or steel trusses. The device disclosed in the patent cannot be denied that the technical effect can be achieved, but the device has certain defects, the lifting device is arranged at the middle part of the traction sliding beam, the lifting device is not easy to operate when lifting steel beam units or steel trusses with larger lengths, the lifted objects are not easy to be firmly and stably fixed, and certain potential safety hazards exist. Secondly, the position of the lifting device on the traction sliding beam is fixed, and the application range is limited.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide an overweight steel girder truss lifting device which aims to solve the problems of the lifting device in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an overweight steel girder truss lifting device, comprising:
a first support frame fixed on the ground;
the second support frame is fixed on the bridge deck, and the top of the second support frame is flush with the top of the first support frame;
the two guide rails are arranged in parallel at intervals, one end of each guide rail is fixed at the top of the first support frame, and the other end of each guide rail is fixed at the top of the second support frame;
a translation beam perpendicular to the 2 guide rails and in sliding guide fit with the guide rails;
the translation driving piece is arranged at the end part of the translation beam and drives the translation beam to slide along the guide rail;
the 2 electric hoists are arranged at the lower edge of the translation beam at intervals and are in sliding guide fit with the translation beam;
the hoisting device is characterized in that the hoisting devices are arranged at the top 2 of the translational beam at intervals, the hoisting devices are connected with lifting hooks through ropes, and the ropes penetrate through the middle of the electric hoist.
More specifically, the translation driving piece comprises a driving motor, a front roller, a front connecting shaft, a transmission shaft, a universal transmission device, a rear roller and a rear connecting shaft, and the driving motor is fixed in the translation beam; the front connecting shaft is fixed on the driving motor, and two ends of the front connecting shaft are respectively and rotatably connected with the front idler wheels; the transmission shaft is connected to an output shaft of the driving motor through a coupler; the rear connecting shaft is connected to one end, far away from the output shaft of the driving motor, of the transmission shaft through the universal transmission device, and two ends of the rear connecting shaft are respectively fixed with a rear idler wheel; when the driving motor works, the driving motor drives the rear connecting shaft to rotate through the transmission shaft and the universal transmission device, and then drives the rear idler wheel to rotate.
More specifically, the top of the guide rail is provided with a slideway corresponding to the front roller and the rear roller, and the front roller and the rear roller slide in the slideway.
More specifically, limiting blocks are arranged at two ends of the guide rail.
More specifically, a protective fence is arranged at the top of the translation beam.
More specifically, the translational beam is formed by welding 2I-shaped steel.
Compared with the prior art, the utility model has the following beneficial effects:
(1) According to the utility model, the first support frame is fixed on the ground according to the actual construction condition, and the second support frame is fixed on the bridge surface, so that the material is saved, and meanwhile, the overweight steel girder truss to be hoisted can be conveniently and directly moved onto the bridge surface, and the hoisting construction efficiency is improved.
(2) The two ends of the translation beam are provided with the translation driving parts, and the translation driving parts can drive the translation beam to translate along the guide rail; in addition, the electric hoist and the winch are arranged on the translational beam, the electric hoist can move along the translational beam, and then the overweight steel girder trusses with different lengths and sizes can be conveniently hoisted, and meanwhile, the overweight steel girder trusses to be hoisted are also conveniently and firmly and stably fixed. The translation driving piece, the electric hoist and the hoist are mutually matched to realize the forward and backward translation, the left and right translation and the lifting action of the lifting hook, and then the overweight steel girder truss hoisting device can be constructed on the bridge deck.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a schematic view of the structure of the translational beam and the electric hoist of the present utility model;
FIG. 5 is a schematic view of the structure of the translating beam and the driving member of the present utility model;
fig. 6 is a schematic structural view of a translation driving member according to the present utility model.
The main reference numerals illustrate:
100. a first support frame; 101. fixing a foundation;
200. a second support frame;
300. a guide rail; 301. a slideway; 302. a limiting block;
400. a translational beam; 401. a guard rail;
500. a translation driving member; 501. a driving motor; 502. a front roller; 503. a front connecting shaft; 504. a transmission shaft; 505. a universal transmission device; 506. a rear roller; 507. a rear connecting shaft;
600. an electric hoist;
700. a hoist; 701. and (5) a lifting hook.
Detailed Description
The following description of the embodiments of the present utility model will be apparent from, and is intended to provide a thorough description of, the embodiments of the present utility model, and not a complete description of, the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
Examples
Referring to fig. 1-6, an overweight steel girder truss lifting device includes:
a first support frame 100 fixed on the ground; it should be noted that, the ground is provided with a fixed base 101 corresponding to the bottom of the first support frame 100, and the first support frame 100 is fixed on the fixed base 101;
the second support frame 200 is fixed on the bridge deck, and the tops of the second support frame 200 and the first support frame 100 are flush;
2 guide rails 300 arranged in parallel at intervals, one end of each guide rail 300 is fixed on the top of the first support frame 100, and the other end is fixed on the top of the second support frame 200;
a translation beam 400 perpendicular to the 2 guide rails 300 and slidably guiding-fitted with the guide rails 300;
a translation driving member 500 disposed at an end of the translation beam 400 and driving the translation beam 400 to slide along the guide rail 300; specifically, the translation driving member 500 includes a driving motor 501, a front roller 502, a front connecting shaft 503, a transmission shaft 504, a universal transmission device 505, a rear roller 506, and a rear connecting shaft 507, where the driving motor 501 is fixed in the translation beam 400; the front connecting shaft 503 is fixed on the driving motor 501, and two ends of the front connecting shaft 503 are respectively connected with a front roller 502 in a rotating way; the transmission shaft 504 is connected to the output shaft of the driving motor 501 through a coupling; the rear connecting shaft 507 is connected to one end of the transmission shaft 504 far away from the output shaft of the driving motor 501 through a universal transmission device 505, and two ends of the rear connecting shaft 507 are respectively fixed with a rear roller 506; when the driving motor 501 works, the driving motor 501 drives the rear connecting shaft 507 to rotate through the transmission shaft 504 and the universal transmission device 505, and then drives the rear roller 506 to rotate;
2 electric hoists 600 which are arranged at intervals on the lower edge of the translation beam 400 and are in sliding guide fit with the translation beam 400;
the two windlass 700 are arranged at the top 2 of the translational beam 400 at intervals, the windlass 700 is connected with a lifting hook 701 through a rope (not shown in the drawing), and the rope penetrates through the middle part of the electric hoist 600.
In the present embodiment, the top of the guide rail 300 is provided with a slide 301 corresponding to the front roller 502 and the rear roller 506, and the front roller 502 and the rear roller 506 slide in the slide 301. Limiting blocks 302 are arranged at two ends of the guide rail 300; the top of the translational beam 400 is provided with a guard rail 401, and the translational beam 400 is formed by welding 2I-shaped steel.
The distance between the 2 lifting hooks 701 is adjusted according to the length of the articles such as the overweight steel girder truss to be lifted. Specifically, the electric hoist 600 is controlled to slide along the translational beam 400, the rope connected with the lifting hook 701 passes through the middle of the electric hoist 600, when the electric hoist 600 moves, the rope and the electric hoist 600 relatively move, the lifting buckles 701 under 2 ropes are close to or far away from each other, and then the distance between 2 lifting hooks is adjusted. After a suitable distance between 2 hooks 701, an overweight girder truss is fixed to the hooks 701. The lifting hook 701 is then driven to rise to an appropriate height by the hoist 700. Then, the driving motor 501 is controlled to work, the driving motor 501 drives the transmission shaft 504 to rotate when in work, the transmission shaft 504 drives the universal transmission device 505 to rotate, the universal transmission device 505 drives the rear connecting shaft 507 to rotate and further drives the rear idler wheel 506 to continuously slide along the slideway 301 at the top of the guide rail 300, the translation beam 400 translates along the guide rail 300, when the hoisted overweight steel girder truss moves to the upper side of the bridge surface construction position, the hoisting machine 700 lowers the lifting hook 701, and then the overweight steel girder truss is lowered onto the bridge surface, so that the overweight steel girder truss is lifted.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (6)
1. An overweight steel girder truss lifting device, comprising:
a first support frame fixed on the ground;
the second support frame is fixed on the bridge deck, and the top of the second support frame is flush with the top of the first support frame;
the two guide rails are arranged in parallel at intervals, one end of each guide rail is fixed at the top of the first support frame, and the other end of each guide rail is fixed at the top of the second support frame;
a translation beam perpendicular to the 2 guide rails and in sliding guide fit with the guide rails;
the translation driving piece is arranged at the end part of the translation beam and drives the translation beam to slide along the guide rail;
the 2 electric hoists are arranged at the lower edge of the translation beam at intervals and are in sliding guide fit with the translation beam;
the hoisting device is characterized in that the hoisting devices are arranged at the top 2 of the translational beam at intervals, the hoisting devices are connected with lifting hooks through ropes, and the ropes penetrate through the middle of the electric hoist.
2. The overweight steel girder truss lifting device of claim 1, wherein the translation driving member comprises a driving motor, a front roller, a front connecting shaft, a transmission shaft, a universal transmission device, a rear roller and a rear connecting shaft, wherein the driving motor is fixed in the translation girder; the front connecting shaft is fixed on the driving motor, and two ends of the front connecting shaft are respectively and rotatably connected with the front idler wheels; the transmission shaft is connected to an output shaft of the driving motor through a coupler; the rear connecting shaft is connected to one end, far away from the output shaft of the driving motor, of the transmission shaft through the universal transmission device, and two ends of the rear connecting shaft are respectively fixed with a rear idler wheel; when the driving motor works, the driving motor drives the rear connecting shaft to rotate through the transmission shaft and the universal transmission device, and then drives the rear idler wheel to rotate.
3. The overweight steel girder truss lifting device according to claim 2, wherein the top of the guide rail is provided with a slideway corresponding to the front roller and the rear roller, and the front roller and the rear roller slide in the slideway.
4. The overweight steel girder truss lifting device according to claim 1, wherein limiting blocks are arranged at two ends of the guide rail.
5. The overweight steel girder truss lifting device of claim 1, wherein a guard rail is provided on top of the translational beam.
6. The overweight steel girder truss lifting device of claim 1, wherein the translational beam is welded from 2 i-beams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321491935.5U CN219860266U (en) | 2023-06-13 | 2023-06-13 | Overweight girder steel truss hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321491935.5U CN219860266U (en) | 2023-06-13 | 2023-06-13 | Overweight girder steel truss hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219860266U true CN219860266U (en) | 2023-10-20 |
Family
ID=88334214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321491935.5U Active CN219860266U (en) | 2023-06-13 | 2023-06-13 | Overweight girder steel truss hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219860266U (en) |
-
2023
- 2023-06-13 CN CN202321491935.5U patent/CN219860266U/en active Active
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