CN220433427U - Bridge device is established to prefabricated T roof beam frame - Google Patents
Bridge device is established to prefabricated T roof beam frame Download PDFInfo
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- CN220433427U CN220433427U CN202321896169.0U CN202321896169U CN220433427U CN 220433427 U CN220433427 U CN 220433427U CN 202321896169 U CN202321896169 U CN 202321896169U CN 220433427 U CN220433427 U CN 220433427U
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 2
- 239000011324 bead Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of bridge erection equipment, and discloses a prefabricated T-beam bridge erection device. The bridge girder erection machine is used for hoisting the prefabricated T-beam and comprises a main girder and supporting legs; the wind shielding assembly comprises a ring rail and a wind shielding plate, the ring rail is arranged on the main beam, and the wind shielding plate is in sliding connection with the ring rail, so that the direction of the wind shielding plate can be timely adjusted according to the wind direction of field operation, high wind is effectively blocked, the phenomenon that the high wind directly blows to the prefabricated T beam to cause severe shaking of the prefabricated T beam is avoided, and the installation accuracy is improved; through installing actuating mechanism on the girder, actuating mechanism can drive the deep bead and remove along the circular orbit, can make the adjustment rapidly according to the wind direction, convenient and fast, and the wind-break is effectual, can guarantee the stability of prefabricated T roof beam hoist and mount.
Description
Technical Field
The utility model relates to the technical field of bridge erection equipment, in particular to a device for erecting a prefabricated T-beam into a bridge.
Background
With the acceleration of urban construction pace in China, more and more viaducts are on the ground, such as roads, railways, urban light rails and the like, in order to save land resources and reduce damage to the environment. In particular, in mountain areas, because of the fluctuation of topography and high altitude, in order to reduce the damage to the local ecological environment, a viaduct is often adopted, and a bridge girder erection machine is key equipment in the construction process of the viaduct girder, and has the function of hoisting a prefabricated T-shaped girder which is already poured to a designated installation position on a pier, and is applied to construction of a plurality of bridge superstructures. However, in mountain areas, due to the fact that the topography is complex and the altitude is high, in the bridge construction process through the bridge girder erection machine, the T-beam often shakes under the action of wind load, the construction difficulty is high, a large amount of manpower and material resources are needed, and in addition, due to the action of wind load, the installation accuracy is low and potential safety hazards exist. The existing bridge girder erection machine does not consider the problem of how to stably hoist the prefabricated T-shaped girder by the bridge girder erection machine under the action of wind load.
Therefore, there is a need for a prefabricated T-beam bridge construction to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a bridge forming device for erecting a prefabricated T-shaped beam, which is used for solving the problems that a bridge girder erection machine is unstable in hoisting the prefabricated beam under the action of wind load, potential safety hazards exist and the installation accuracy is low.
To achieve the purpose, the utility model adopts the following technical scheme:
a prefabricated T-beam bridge installation comprising:
the bridge girder erection machine comprises a main girder and supporting legs, and is used for hoisting the prefabricated T-shaped girder and is erected between two adjacent piers;
the wind shielding assembly comprises a ring rail and a wind shielding plate, wherein the ring rail is installed on the main beam and circumferentially arranged around the main beam, an opening is formed in the bottom of the ring rail, and the wind shielding plate is in sliding connection with the ring rail;
the driving mechanism is arranged on the main beam and can drive the wind shield to move along the circular rail.
Preferably, two ring rails are arranged, the two ring rails are arranged at intervals along the length direction of the main beam, and the wind shield is in sliding connection with the two ring rails.
Preferably, the wind shield is provided with a connecting rod, the annular rail is provided with a slide way, one end of the connecting rod is connected with the wind shield, and the other end of the connecting rod is provided with a sliding sheet in sliding connection with the slide way.
Preferably, the cross section of the wind deflector is arc-shaped and extends along the length direction of the main beam, and the wind deflector is bent towards the circular rail direction.
Preferably, the wind shielding assembly is provided in plurality, and a plurality of wind shielding assemblies are arranged at intervals along the length direction of the main beam.
Preferably, the ring rail is provided with a connecting piece, one end of the connecting piece is connected with the main beam, and the other end of the connecting piece is connected with the ring rail.
Preferably, the bottom end of the supporting leg is provided with a height-adjustable height-adjusting support leg.
Preferably, the driving mechanism comprises a driving motor and a inhaul cable, the driving motor is mounted on the main beam, one end of the inhaul cable is connected with a rotation output end of the driving motor, the other end of the inhaul cable is connected with the wind shield, and the rotation output end can wind the inhaul cable.
Preferably, a support member is arranged on the main beam, and the driving motor is mounted on the support member.
Preferably, the prefabricated T-beam bridge further comprises a plurality of slings, and the slings are hooked between the main beam and the prefabricated T-beam.
The utility model has the beneficial effects that:
the bridge girder erection device comprises a bridge girder erection machine, a wind shielding assembly and a driving mechanism, wherein the bridge girder erection machine is used for hoisting a prefabricated T girder and comprises a main girder and supporting legs; the wind shielding assembly comprises a ring rail and a wind shield, the wind shield is connected with the ring rail in a sliding manner by installing the ring rail on the main beam, the direction of the wind shield can be timely adjusted according to the wind direction of field operation, high wind is effectively blocked, the high wind is prevented from directly blowing to the prefabricated T beam, the prefabricated T beam is prevented from shaking severely, and the installation accuracy is improved; through installing actuating mechanism on the girder, actuating mechanism drives the deep bead and removes along the circular orbit, makes the adjustment rapidly according to the wind direction, convenient and fast, and the wind shielding is effectual, can guarantee the stability when prefabricating T roof beam hoist and mount.
Drawings
FIG. 1 is a schematic view of the overall structure of a prefabricated T-beam bridge device according to an embodiment of the present utility model;
fig. 2 is a side view of a prefabricated T-beam installed as a bridge apparatus according to an embodiment of the present utility model.
In the figure:
100. a bridge girder erection machine; 101. a main beam; 102. a support leg; 200. prefabricating a T beam;
1. a wind shielding assembly; 11. a circular rail; 111. a slideway; 12. a wind deflector; 13. a connecting rod; 131. a sliding sheet;
2. a driving mechanism; 21. a driving motor; 22. a guy cable;
3. height-adjusting support legs; 4. a support; 5. slings are provided.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", and the like are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1-2, the present embodiment provides a prefabricated T-beam bridging device, which includes a bridge girder erection machine 100, a wind shielding assembly 1 and a driving mechanism 2. As shown in fig. 1, the bridge girder erection machine 100 is used for hoisting a prefabricated T-beam 200, and is erected between two adjacent piers, the bridge girder erection machine 100 includes a main girder 101 and two supporting legs 102, specifically, the two supporting legs 102 are provided with two, the two supporting legs 102 are respectively located at two ends of the main girder 101, the supporting legs 102 can support the main girder 101, and the main girder 101 is used for hoisting the prefabricated T-beam 200. As shown in fig. 2, the wind shielding assembly 1 comprises a ring rail 11 and a wind shielding plate 12, wherein the ring rail 11 is installed on a main beam 101, and is circumferentially arranged around the main beam 101, an opening is formed in the bottom of the ring rail 11, and when a prefabricated T beam 200 is hoisted, the prefabricated T beam 200 can pass through the opening to be erected on a pier; the wind shield 12 is slidably connected with the annular rail 11, and it can be understood that the wind shield 12 can move around the annular rail 11 by the sliding connection mode of the wind shield 12 and the annular rail 11, so that the direction of the wind shield 12 can be adjusted according to the wind direction of field operation, the wind shielding effect is good, the prefabricated T beam 200 is more stable when being hoisted, and the installation precision can be ensured; for the convenient and fast's adjustment deep bead 12 position, through installing actuating mechanism 2 on girder 101, actuating mechanism 2 can drive deep bead 12 and remove along circular rail 11, makes the adjustment rapidly according to the wind direction, and the windscreen effect is good.
Optionally, two ring rails 11 are provided, the two ring rails 11 are disposed at intervals along the length direction of the main beam 101, and the wind shield 12 is slidably connected with the two ring rails 11. It can be appreciated that the wind deflector 12 is slidingly connected with the two annular rails 11 at the same time, so that the stability of sliding the wind deflector 12 in the annular rails 11 can be enhanced, the wind deflector 12 is prevented from being separated from the annular rails 11, and the safety is improved.
Optionally, as shown in fig. 1, in order to enhance the wind shielding effect, the prefabricated T-beam 200 is more stable when being lifted, and the wind shielding assemblies 1 are provided in plurality, and the wind shielding assemblies 1 are arranged at intervals along the length direction of the main beam 101.
Optionally, as shown in fig. 1, the bottom end of the supporting leg 102 is provided with a height-adjustable supporting leg 3, it is understood that the prefabricated T-beam 200 is driven to slowly descend by controlling the height-adjustable supporting leg 102 to descend, and the prefabricated T-beam 200 is placed on a pier, so that the installation accuracy of the prefabricated T-beam 200 can be improved.
Optionally, as shown in fig. 1, the driving mechanism 2 includes a driving motor 21 and a cable 22, the driving motor 21 is mounted on the main beam 101, one end of the cable 22 is connected with a rotation output end of the driving motor 21, the other end is connected with the wind deflector 12, the rotation output end can wind the cable 22, it is understood that the driving motor 21 drives the wind deflector 12 to move in the circular rail 11 by winding the cable 22 or loosening the cable 22, and the direction of the wind deflector 12 is timely adjusted.
Alternatively, as shown in fig. 1, in order to fix the driving motor 21, and to conveniently suspend the wind deflector 12, a support member 4 is provided on the main beam 101, the support member 4 is provided vertically higher than the main beam 101, and the driving motor 21 is mounted on the support member 4.
Optionally, as shown in fig. 1, the erection device of the prefabricated T-beam 200 further includes a plurality of slings 5, where the slings 5 are hooked between the main beam 101 and the prefabricated T-beam 200, so as to prevent instability when the prefabricated T-beam 200 is hoisted, and improve safety when the prefabricated T-beam 200 is hoisted.
Optionally, as shown in fig. 2, for facilitating the adjustment of the azimuth of the wind deflector 12, the wind deflector 12 is provided with a connecting rod 13, a slide way 111 is arranged on the annular rail 11, one end of the connecting rod 13 is connected with the wind deflector 12, the other end is provided with a slide sheet 131, the slide sheet 131 is slidably connected with the slide way 111, through the arrangement, the friction force between the connecting rod 13 and the annular rail 11 can be reduced, the connecting rod 13 drives the wind deflector 12 to slide in the annular rail 11 more smoothly, and the clamping phenomenon is not easy to occur.
Alternatively, as shown in fig. 2, the cross section of the wind deflector 12 is arc-shaped and extends along the length direction of the main beam 101, and the wind deflector 12 is bent towards the annular rail 11, it is understood that by arranging the wind deflector 12 in an arc shape, when a large wind blows onto the wind deflector 12, the wind can be quickly guided to two sides of the wind deflector 12 along the arc surface, so that the acting force of the wind on the wind deflector 12 can be reduced; in addition, the wind guided to both sides of the wind guard 12 forms two wind walls, and can also block part of the wind directly blowing toward the prefabricated T-beam 200.
Optionally, as shown in fig. 2, a connecting piece is disposed on the ring rail 11, one end of the connecting piece is connected with the main beam 101, and the other end is connected with the ring rail 11, specifically, in this embodiment, the connecting piece is preferably a reinforcing steel bar, one end of the reinforcing steel bar is connected to the main beam 101, and the other end is connected to the inner side of the ring rail 11, that is, the main beam 101 supports the ring rail 11 through the reinforcing steel bar.
It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. A prefabricated T-beam bridge installation comprising:
the bridge girder erection machine (100), wherein the bridge girder erection machine (100) comprises a main girder (101) and supporting legs (102), the bridge girder erection machine (100) is used for hoisting a prefabricated T-shaped girder (200) and is erected between two adjacent bridge piers;
the wind shielding assembly (1), the wind shielding assembly (1) comprises a ring rail (11) and a wind shielding plate (12), the ring rail (11) is installed on the main beam (101) and circumferentially arranged around the main beam (101), an opening is formed in the bottom of the ring rail (11), and the wind shielding plate (12) is slidably connected with the ring rail (11);
the driving mechanism (2) is arranged on the main beam (101), and the driving mechanism (2) can drive the wind shield (12) to move along the annular rail (11).
2. The prefabricated T-beam bridge device according to claim 1, wherein two ring rails (11) are provided, two ring rails (11) are provided at intervals along the length direction of the main beam (101), and the wind deflector (12) is slidably connected with two ring rails (11).
3. The prefabricated T-beam bridge device according to claim 1, wherein the wind deflector (12) is provided with a connecting rod (13), the annular rail (11) is provided with a slide way (111), one end of the connecting rod (13) is connected with the wind deflector (12), and the other end is provided with a sliding sheet (131) in sliding connection with the slide way (111).
4. The prefabricated T-beam bridge arrangement according to claim 1, characterized in that the cross section of the wind deflector (12) is arc-shaped and extends in the length direction of the main beam (101), the wind deflector (12) being curved in the direction of the endless track (11).
5. The prefabricated T-beam bridge installation according to claim 1, wherein a plurality of wind shielding assemblies (1) are provided, and a plurality of wind shielding assemblies (1) are arranged at intervals along the length direction of the main beam (101).
6. The prefabricated T-beam bridge installation according to claim 1, wherein a connection piece is provided on the ring rail (11), one end of the connection piece being connected with the main beam (101) and the other end being connected with the ring rail (11).
7. The prefabricated T-beam bridge arrangement according to any one of claims 1-6, characterized in that the bottom end of the leg (102) is provided with a vertically height-adjustable height-adjusting foot (3).
8. The prefabricated T-beam bridge arrangement according to any one of claims 1-6, characterized in that the drive mechanism (2) comprises a drive motor (21) and a cable (22), the drive motor (21) being mounted on the main beam (101), one end of the cable (22) being connected to a rotational output end of the drive motor (21), the other end being connected to the wind deflector (12), the rotational output end being capable of winding the cable (22).
9. The prefabricated T-beam bridge arrangement according to claim 8, characterized in that the main beams (101) are provided with support members (4), and that the drive motor (21) is mounted on the support members (4).
10. The bridge device according to claim 1, wherein the prefabricated T-beam (200) erecting device further comprises a plurality of slings (5), and a plurality of slings (5) are hooked between the main beam (101) and the prefabricated T-beam (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321896169.0U CN220433427U (en) | 2023-07-19 | 2023-07-19 | Bridge device is established to prefabricated T roof beam frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321896169.0U CN220433427U (en) | 2023-07-19 | 2023-07-19 | Bridge device is established to prefabricated T roof beam frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220433427U true CN220433427U (en) | 2024-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321896169.0U Active CN220433427U (en) | 2023-07-19 | 2023-07-19 | Bridge device is established to prefabricated T roof beam frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220433427U (en) |
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2023
- 2023-07-19 CN CN202321896169.0U patent/CN220433427U/en active Active
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