CN220486242U - Movable hanging basket for secondary stretching bent cap - Google Patents
Movable hanging basket for secondary stretching bent cap Download PDFInfo
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- CN220486242U CN220486242U CN202321615625.XU CN202321615625U CN220486242U CN 220486242 U CN220486242 U CN 220486242U CN 202321615625 U CN202321615625 U CN 202321615625U CN 220486242 U CN220486242 U CN 220486242U
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- main beam
- main
- connecting rod
- track
- length direction
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- 238000010276 construction Methods 0.000 abstract description 10
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 230000007547 defect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 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
- 239000004567 concrete Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Abstract
The utility model discloses a movable hanging basket for a secondary tensioning bent cap, and belongs to the technical field of bridge construction. Comprises a portal frame, rollers, a track, pulleys, an operating platform, a connecting rod and a chain block. The operation panel passes through the connecting rod to be connected under the portal frame. The operation panel and the connecting rod form the basket structure, and the operation panel is as the bottom of basket structure, and the connecting rod is as basket structure all around, and the basket structure opening that forms upwards, and the basket structure that forms is connected under the portal frame. When in use, the operation table is positioned at the overhanging end of the capping beam. The roller is arranged at the bottom of the portal frame and can drive the portal frame and the operating platform to move, so that the whole device can realize the function of moving back and forth. The movable hanging basket is simple in construction, concise and attractive in appearance, high in safety performance, small in site occupation space, convenient to construct on site and high in construction standardization degree. And meanwhile, the reutilization of secondary tensioning of a plurality of bent caps is realized, and resources are saved.
Description
Technical Field
The utility model relates to a movable hanging basket for a secondary tensioning bent cap, and belongs to the technical field of bridge construction.
Background
In the bridge construction process, the pier columns are connected with the capping beams, the capping beams are made of prestressed concrete, 24 prestressed steel strands are formed in total in each capping beam, the tensioning is completed in two times, 16N 1 and N3 strands are tensioned after the strength of the concrete reaches the design requirement for the first time, and 8N 2 strands are tensioned after the prefabrication beams are erected for the second time.
When the capping beam is stretched for the second time, the capping beam bracket is removed, and an operation platform for the second stretching is not provided. The existing method is that people and equipment are sent to the bridge from the bottom to be constructed by using an aerial ladder, and the aerial ladder is used as an operation platform for secondary stretching. The stair car has the defects of larger volume, higher value, difficult transportation, time consumption and high cost.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a movable hanging basket for secondarily stretching a bent cap.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a movable basket for secondarily stretching a bent cap, comprising,
the portal frame comprises a main beam and a supporting frame; the main beam is horizontally arranged, and the length direction of the main beam is along the horizontal direction; the support frames are positioned below the main cross beam, are arranged at two ends of the main cross beam in the length direction, and are connected with the main cross beam at the top ends;
the roller is connected with the bottom end of the supporting frame and moves in the horizontal plane, the movement direction of the roller is vertical to the length direction of the main beam,
the track is horizontally arranged, the length direction of the track is consistent with the length direction of the main beam, and the opening of the track is downward and is fixedly connected with the main beam;
the pulley is movably connected with the track and moves along the length direction of the track;
the operation table is positioned below the main beam and is lower than the roller;
the connecting rod is vertically arranged, the top end of the connecting rod is connected with the main cross beam, and the bottom end of the connecting rod is connected with the operating platform;
the top end of the chain block is connected with the pulley, and the lower part of the chain block is positioned above the operating platform.
According to the disclosure of the embodiment of the utility model, the supporting frame can be perpendicular to the main beam.
According to the embodiment of the utility model, the main beam is of a cuboid-shaped frame structure.
According to the embodiment of the utility model, the supporting frame is of a cuboid frame structure.
According to the disclosure of the embodiment of the utility model, the main beam of the cuboid-shaped frame structure comprises a first inclined support, and the first inclined support is arranged on a rectangular surface of the main beam; two first inclined struts are arranged on one rectangular surface of the main beam, and the centers of the two first inclined struts arranged on the rectangular surface are crossed.
According to the disclosure of the embodiment of the utility model, the supporting frame of the cuboid-shaped frame structure comprises a second inclined support, and the second inclined support is arranged on the rectangular surface of the supporting frame; two second inclined struts are arranged on one rectangular surface of the support frame, and the centers of the two second inclined struts arranged on the rectangular surface are crossed.
According to the embodiment of the utility model, the movable hanging basket for the secondary tensioning bent cap further comprises a third inclined support, one end of the third inclined support is fixedly connected with the bottom of the main cross beam, and the other end of the third inclined support is connected with the inner side face of the supporting frame.
According to the embodiment of the utility model, the protective railing is further included; the guard rail is installed on the operation table.
According to the embodiment of the utility model, the pattern plate is further included; the checkered plate is laid on the upper surface of the operating platform.
According to the embodiment of the utility model, the escalator is further provided; the top of the escalator is connected with the main beam.
The beneficial effects of the utility model are as follows:
the movable hanging basket for secondarily stretching the bent cap provides an operation platform for secondarily stretching the bent cap. When the movable hanging basket for secondarily stretching the bent cap is used, the movable hanging basket is lifted integrally by the crane, and the operating platform of the movable hanging basket is positioned at the cantilever end of the bent cap. Overcomes the defect that the traditional aerial ladder is used for conveying people and equipment from the bottom of the bridge to perform construction, which is time-consuming and expensive. After the construction is finished, the movable hanging basket for the secondary tensioning bent cap is lifted integrally by using a crane, so that the disassembly is very convenient.
The movable hanging basket for the secondary tensioning bent cap can be manufactured by angle steel, is simple in structure, convenient to manufacture, low in manufacturing cost, concise and attractive in appearance, high in safety performance, small in site occupation space, convenient to site construction and high in construction standardization degree.
The movable hanging basket for secondarily stretching the bent cap can move forwards and backwards, and is reused, and the use cost is basically zero.
Drawings
Fig. 1 is a schematic structural view of a movable basket for secondarily stretching a bent cap according to an embodiment of the present utility model in a front view direction;
FIG. 2 is an exploded schematic view of a mobile basket for secondarily tensioning a bent cap as disclosed in an embodiment of the present utility model;
FIG. 3 is a schematic top view of a movable basket for secondarily stretching a bent cap according to an embodiment of the present utility model;
FIG. 4 is a schematic side view of a movable basket for secondarily stretching a bent cap according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a part of a movable basket for secondarily stretching a bent cap according to an embodiment of the present utility model;
FIG. 6 is a view showing a use state of a movable basket for secondarily stretching a bent cap according to an embodiment of the present utility model;
the novel lifting device comprises a portal frame 1, a main cross beam 101, a first inclined support 102, a support frame 1021, a second inclined support 2, rollers 3, rails 4, pulleys 5, an operating platform 6, a connecting rod 7, a chain hoist 8, a protective railing 9, a pattern plate 10, a third inclined support 11 and a cover beam.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and therefore should not be construed as limiting the utility model, but rather as limiting the scope of the utility model, so that any structural modifications, proportional changes, or dimensional adjustments should fall within the scope of the utility model without affecting the efficacy or achievement thereof. Also, the terms such as "upper", "lower", "rear", "front", "left", "right", "middle" and "a" and the like referred to in this specification are also for descriptive purposes only and are not intended to limit the scope of the utility model in which the utility model may be practiced, but rather the relative relationship of the terms may be altered or modified without materially altering the skill of the art.
A movable hanging basket for secondarily stretching a bent cap 11, as shown in fig. 1, 2 or 6, comprises a portal frame 1, rollers 2, a track 3, pulleys 4, an operating table 5, a connecting rod 6 and a chain block 7. The operation panel 5 passes through connecting rod 6 to be connected under portal frame 1, and when using, operation panel 5 is located bent cap 11 end department of encorbelmenting. The roller 2 is arranged at the bottom of the portal frame 1 and can drive the portal frame 1 and the operating platform 5 to move, so that the whole device can realize the function of moving back and forth.
The portal frame 1 comprises a main beam 101 and a support frame 102. The main beam 101 is horizontally disposed, and the longitudinal direction of the main beam 101 is along the horizontal direction. The support frame 102 sets up in the below of main beam 101, and the top of support frame 102 is connected with main beam 101. The number of the supporting frames 102 is two, and the two supporting frames 102 are respectively connected to two ends of the main beam 101 in the length direction. As shown in fig. 1-2, the length direction of the main beam 101 is horizontal, and two supporting frames 102 are respectively connected to the left and right ends of the main beam 101.
The main beam 101 may specifically be a flat rectangular parallelepiped frame structure as shown in fig. 1-3, which has a length greater than a width and a length substantially greater than a height. In this case, the main beam 101 of the rectangular parallelepiped frame structure may be welded from twelve elongated steel plates or pipes. The main beam 101 of the rectangular frame structure has six rectangular surfaces, and in order to reinforce the main beam 101, a first diagonal brace 1011 may be added to the rectangular surface of the main beam 101; two first diagonal braces 1011 are provided on one rectangular face of the main beam 101; the centers of the two first diagonal braces 1011 provided on one rectangular surface intersect. For example, two first diagonal braces 1011 are provided on each rectangular surface of the main beam 101, the two first diagonal braces 1011 are provided along two diagonal lines of the rectangular surface, respectively, and both ends of the two first diagonal braces 1011 are located at the top corners of the rectangular surface, respectively.
The support 102 may specifically be a rectangular frame structure as shown in fig. 1, 2 or 4, and has a height substantially greater than a width, which is a quadrangular prism structure. In this case, the supporting frame 102 of the rectangular parallelepiped frame structure may be welded from twelve elongated steel plates or steel pipes. The supporting frame 102 of the rectangular frame structure has six rectangular surfaces, and in order to reinforce the supporting frame 102, a second diagonal brace 1021 may be added on the rectangular surface of the supporting frame 102; two second inclined supports 1021 are arranged on one rectangular surface of the support frame 102; the centers of the inclined struts of the two first supporting frames 102 arranged on one rectangular surface are crossed. For example, two second diagonal braces 1021 are disposed on each rectangular surface of the support frame 102, the two second diagonal braces 1021 are disposed along two diagonal lines of the rectangular surface, and two ends of the two second diagonal braces 1021 are located at top corners of the rectangular surface.
The support frame 102 and the main beam 101 may be fixedly connected. When the main beam 101 is welded from twelve elongated steel plates or pipes and the support frame 102 is welded from twelve elongated steel plates or pipes, the support frame 102 and the main beam 101 are welded. The support frame 102 may be perpendicular to the main beam 101.
In order to further improve the connection stability between the support frame 102 and the main beam 101, a third diagonal brace 10 may be provided between the support frame and the main beam 101, as shown in fig. 1-2. One end of the third inclined support 10 is fixedly connected with the bottom of the main cross beam 101, and the other end of the third inclined support 10 is connected with the inner side surface of the supporting frame 102. The third diagonal brace 10 forms a triangular stable structure with the support frame 102 and the main beam 101.
The roller 2 is connected to the bottom end of the supporting frame 102, the roller 2 moves in the horizontal plane, and the movement direction of the roller 2 is perpendicular to the length direction of the main beam. More than four rollers 2, for example, four rollers, may be provided at the bottom of each support frame 102. Specifically, as shown in fig. 1-2, four corners of the bottom of the support frame 102 are respectively provided with a roller 2, and the rollers 2 move back and forth.
The track 3 is horizontally arranged, the length direction of the track 3 is consistent with the length direction of the main cross beam 101, the opening of the track 3 is downward, and the track 3 is fixedly connected with the main cross beam 101. The pulley 4 is movably connected with the track 3, and the pulley 4 moves along the length direction of the track 3. As shown in fig. 1 to 3, the rail 3 is disposed in the left-right direction, and the pulley 4 moves left-right along the rail 3.
The operation panel 5 is horizontally arranged, and the operation panel 5 is positioned below the main beam 101. The connecting rod 6 is vertically arranged, the top end of the connecting rod 6 is connected with the main cross beam 101, and the bottom end of the connecting rod 6 is connected with the operating platform 5. The operation panel 5 and the connecting rod 6 form a basket structure, the operation panel 5 is used as the bottom of the basket structure, the connecting rod 6 is used as the periphery of the basket structure, the opening of the formed basket structure is upward, and the formed basket structure is connected under the portal frame 1. The number of the connecting rods 6 may be four or more, and the four or more connecting rods 6 are uniformly distributed along the periphery of the operation table 5. The operation panel 5 may have a rectangular plate-like structure, and the connection bars 6 may be connected to the four corners of the operation panel 5. The connecting rod 6, the operation table 5 and the main cross beam 101 can be fixedly connected.
In order to further improve the safety of the console 5, a guard rail 8 may be added to the console 5. As shown in fig. 5, the guard rail 8 includes a cross bar and a vertical bar. The horizontal pole level sets up, and the horizontal pole is connected between adjacent connecting rod 6. The vertical pole is vertical to be set up, and the montant is connected between horizontal pole and operation panel 5. The pattern plate 9 may be laid on the operation table 5, and as shown in fig. 5, the pattern plate 9 may be laid on the upper surface of the operation table 5.
The top end of the chain block 7 is connected with the pulley 4, and the lower part of the chain block 7 is positioned above the operating table 5. The chain block 7 is positioned between the operating table 5 and the main beam 101. The lifting jack can move up and down by installing a chain block 7 on the pulley 4.
In order to realize the convenience of people to get on and off the hanging basket, an escalator can be additionally arranged; the top of the escalator is connected to the main girder 101.
Examples
In order to save cost and improve work efficiency and meet the site standardized construction requirement, a rectangular portal frame 1 with an upper main beam 101 and a lower main beam 101 is manufactured by using 75mm angle steel, the length is 4 meters, the height is 1.5 meters, then 4 small rollers 2 are installed under main frameworks (supporting frames 102) on the left side and the right side of the portal frame 1, the hanging basket achieves the function of moving back and forth, then a pulley 4 rail 3 is manufactured by using rail 3 steel on the upper main beam 101, the pulley 4 achieves left-right movement, a chain hoist 7 is installed on the pulley 4, and a jack achieves up-down movement. The rigidity of the hanging basket is reinforced by welding two opposite angles between the upper beam and the lower beam through angle steel with the length of 75mm, and each rectangular surface is reinforced by welding the opposite angles through angle steel. In order to realize the convenience of people to get on and off the hanging basket, an escalator can be welded on the main beam 101 by using 45mm angle steel. The operation panel 5 is fully paved by using 2.5mm checkered plates 9, the protective rails 8 are required to be installed around the platform after the installation is completed, and paint is required to be sprayed completely after the manufacture of the hanging basket is completed for rust prevention.
While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.
Claims (5)
1. A movable basket for secondarily stretching a bent cap, comprising,
the portal frame comprises a main beam of a cuboid frame structure and a supporting frame of the cuboid frame structure; the main beam is horizontally arranged, and the length direction of the main beam is along the horizontal direction; the support frames are positioned below the main cross beam, are arranged at two ends of the main cross beam in the length direction, and are connected with the main cross beam at the top ends;
the main beam of the cuboid-shaped frame structure comprises a first inclined support, and the first inclined support is arranged on the rectangular surface of the main beam; two first inclined supports are arranged on one rectangular surface of the main beam, and the centers of the two first inclined supports arranged on the rectangular surface are crossed;
the supporting frame of the cuboid-shaped frame structure comprises a second inclined support, and the second inclined support is arranged on the rectangular surface of the supporting frame; two second inclined supports are arranged on one rectangular surface of the support frame, and the centers of the two second inclined supports arranged on the rectangular surface are crossed;
the device also comprises a third inclined support, one end of the third inclined support is fixedly connected with the bottom of the main beam, and the other end of the third inclined support is connected with the inner side surface of the supporting frame;
the roller is connected with the bottom end of the supporting frame and moves in the horizontal plane, the movement direction of the roller is vertical to the length direction of the main beam,
the track is horizontally arranged, the length direction of the track is consistent with the length direction of the main beam, and the opening of the track is downward and is fixedly connected with the main beam;
the pulley is movably connected with the track and moves along the length direction of the track;
the operation table is positioned below the main beam and is lower than the roller;
the connecting rod is vertically arranged, the top end of the connecting rod is connected with the main cross beam, and the bottom end of the connecting rod is connected with the operating platform;
the top end of the chain block is connected with the pulley, and the lower part of the chain block is positioned above the operating platform.
2. A movable basket for secondary tension cap beams according to claim 1, wherein the support frame may be perpendicular to the main cross beam.
3. A movable basket for a secondary tension cap according to claim 1 wherein a guard rail is mounted to the console.
4. A movable basket for a secondary tension cap beam according to claim 3, further comprising a checkered plate; the checkered plate is laid on the upper surface of the operating platform.
5. The movable basket for secondarily stretching a bent cap of claim 4, further comprising an escalator; the top of the escalator is connected with the main beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321615625.XU CN220486242U (en) | 2023-06-25 | 2023-06-25 | Movable hanging basket for secondary stretching bent cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321615625.XU CN220486242U (en) | 2023-06-25 | 2023-06-25 | Movable hanging basket for secondary stretching bent cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220486242U true CN220486242U (en) | 2024-02-13 |
Family
ID=89842258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321615625.XU Active CN220486242U (en) | 2023-06-25 | 2023-06-25 | Movable hanging basket for secondary stretching bent cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220486242U (en) |
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2023
- 2023-06-25 CN CN202321615625.XU patent/CN220486242U/en active Active
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