CN214423192U - Laying device for prefabricated bridge deck of arch bridge - Google Patents
Laying device for prefabricated bridge deck of arch bridge Download PDFInfo
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- CN214423192U CN214423192U CN202120162414.XU CN202120162414U CN214423192U CN 214423192 U CN214423192 U CN 214423192U CN 202120162414 U CN202120162414 U CN 202120162414U CN 214423192 U CN214423192 U CN 214423192U
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- trolley
- bridge deck
- rail
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Abstract
The utility model discloses a laying device for prefabricated decking of arched bridge, including placing on vertical track and the longitudinal movement platform truck that moves on vertical track, vertical track sets up on the steel girder roof, install the lateral shifting platform truck on the longitudinal movement platform truck, the lateral shifting platform truck place in on the lateral track of longitudinal movement platform truck and move on the lateral track of longitudinal movement platform truck, install on the lateral shifting platform truck and hang the piece. The utility model has the advantages that: the method is suitable for the longitudinal and transverse bidirectional movement laying of the bridge deck slab, has wide application range, and can be popularized to the laying of other bridges similar to the bridge deck slab; the laying device is light in weight, the construction load is basically symmetrical about the center line of the bridge deck, and the stress state before closure of the arch bridge deck system is facilitated; the movable trolley is driven by a motor, so that the use is safe, the operation is convenient, and the efficiency is high; each component can be installed and dismantled on site, can be reused and has low cost.
Description
Technical Field
The utility model belongs to the technical field of the technique of bridge bed board equipment and specifically relates to a laying device for prefabricated decking of arch bridge.
Background
The bridge deck system of the arch bridge is a common steel-concrete combined structure and comprises a steel main beam, a steel cross beam, a small longitudinal beam and a concrete bridge deck. The composite beam bridge deck consists of prefabricated bridge deck boards and cast-in-place wet joints, the prefabricated bridge deck boards are prefabricated in blocks, and the cast-in-place longitudinal and transverse wet joints are integrally formed after the prefabricated bridge deck boards are laid in place. The composite beam bridge deck is generally divided into blocks along the longitudinal direction and the transverse direction of the bridge, the number of the blocks is large, the laying workload is large, but the weight of a single precast slab is not large, and the weight of a single precast slab is about 20 t. After the girder of the arch bridge deck system is erected, the bridge deck can be paved on the ground on site by adopting an automobile crane. However, due to the field site conditions, some bridge decks cannot be laid in the method. If the truck crane is directly laid on the bridge, the bridge deck system bears large construction dynamic load before closure, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a laying device for prefabricated decking of arch bridge according to above-mentioned prior art is not enough, through installing the lateral shifting platform truck on the longitudinal movement platform truck to set up on the lateral shifting platform truck and hang the piece, realize hoist and mount and position control to prefabricated decking.
The utility model discloses the purpose is realized accomplishing by following technical scheme:
a laying device for precast bridge deck slab of arch bridge which characterized in that: the device comprises a longitudinal moving trolley which is placed on a longitudinal rail and moves on the longitudinal rail, wherein the longitudinal rail is arranged on a steel girder top plate, a transverse moving trolley is installed on the longitudinal moving trolley, the transverse moving trolley is placed on a transverse rail of the longitudinal moving trolley and moves on the transverse rail of the longitudinal moving trolley, and a hanging piece is installed on the transverse moving trolley.
The longitudinal rails comprise two I-shaped steel rails which are symmetrically arranged in parallel, the longitudinal moving trolley comprises a longitudinal trolley, a frame longitudinal beam and a frame cross beam, the longitudinal trolley is symmetrically arranged on the two I-shaped steel rails of the longitudinal rails respectively and moves on the two I-shaped steel rails of the longitudinal rails respectively, the longitudinal trolley is connected through the frame longitudinal beam, the frame longitudinal beams are connected through the frame cross beam, and the transverse rails are arranged on the frame cross beam.
The transverse tracks comprise two I-shaped steel tracks which are symmetrically arranged in parallel, the transverse moving trolley comprises a transverse trolley, a longitudinal bearing beam and a transverse bearing beam, the transverse trolley is symmetrically placed on the two I-shaped steel tracks of the transverse tracks respectively and moves on the two I-shaped steel tracks of the transverse tracks respectively, the transverse trolley is connected through the longitudinal bearing beam, and the longitudinal bearing beams are connected through the transverse bearing beam.
The trolley comprises a longitudinal trolley body and a transverse trolley body, wherein the longitudinal trolley body and the transverse trolley body respectively comprise a trolley body, a roller, a pin shaft and a motor, the roller is placed on the longitudinal rail and the transverse rail and moves on the longitudinal rail and the transverse rail, the roller is connected with the pin shaft, the motor is installed on the pin shaft, and the motor drives the pin shaft to move so as to drive the roller to move.
The lifting piece is a hoist crane, and the lifting piece is arranged on the transverse bearing beam.
The longitudinal rails extend from a beam feeding area of the erected bridge deck into the bridge span.
The utility model has the advantages that:
1. the method is suitable for the longitudinal and transverse bidirectional movement laying of the bridge deck slab, has wide application range, and can be popularized to the laying of other bridges similar to the bridge deck slab;
2. the laying device is light in weight, the construction load is basically symmetrical about the center line of the bridge deck, and the stress state before closure of the arch bridge deck system is facilitated;
3. the movable trolley is driven by a motor, so that the use is safe, the operation is convenient, and the efficiency is high;
4. each component can be installed and dismantled on site, can be reused and has low cost.
Drawings
Fig. 1 is a top view of a laying device for an arch bridge prefabricated bridge deck according to the present invention;
fig. 2 is a front view of a laying device for an arch bridge prefabricated bridge deck according to the present invention;
fig. 3 is a side view of a laying device for prefabricated bridge decks of arch bridges according to the present invention;
fig. 4 is a schematic cross-sectional view of the middle longitudinal trolley of the present invention.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the accompanying drawings to facilitate understanding by those skilled in the art:
as shown in FIGS. 1 to 4, reference numerals 1 to 19 in the drawings respectively denote a longitudinal rail 1, a longitudinal moving trolley 2, a transverse rail 3, a transverse moving trolley 4, a longitudinal trolley 5, a transverse trolley 6, a frame longitudinal beam 7, a frame cross beam 8, a longitudinal bearing beam 9, a transverse bearing beam 10, a hanging part 11, a roller 12, a motor 13, a pin shaft 14, a steel main beam 15, a set bridge floor 16, a plate feeding area 17, a target plate position 18 and a prefabricated bridge deck 19.
Example (b): as shown in fig. 1 to 4, the present embodiment relates to a laying device for prefabricated bridge decks of arch bridges, which mainly comprises a longitudinal rail 1, a longitudinal moving trolley 2, a transverse rail 3 and a transverse moving trolley 4. The longitudinal rails 1 are arranged on the top plate of the steel girder 15, the longitudinal rails 1 extend from a beam feeding area where the bridge deck 16 is erected to a bridge span, and the longitudinal rails 1 and the transverse rails 3 are vertically arranged. The longitudinal moving trolley 2 is placed on the longitudinal rail 1 and moves on the longitudinal rail 1, and the longitudinal moving trolley 2 can convey the prefabricated bridge deck to a proper longitudinal position. The top of the longitudinal moving trolley 2 is provided with a transverse rail 3, the transverse moving trolley 4 is placed on the transverse rail 3 and moves on the transverse rail 3, and the transverse moving trolley 4 can convey the prefabricated bridge deck to a proper transverse position. And the transverse moving trolley 4 is provided with a hoisting piece 11 for hoisting the prefabricated bridge deck 19.
As shown in fig. 1 and 3, the longitudinal rail 1 includes two parallel and symmetrical i-steel rails, the longitudinal movable trolley 2 includes four longitudinal trolleys 5, two frame longitudinal beams 7 and two frame cross beams 8, the two i-steel rails of the longitudinal rail 1 are respectively and symmetrically placed with two longitudinal trolleys 5, and the four longitudinal trolleys 5 can move on the i-steel rails of the longitudinal rail 1. The longitudinal carriages 5 are connected in the longitudinal direction by frame longitudinal beams 7, the longitudinal carriages 5 are connected in the transverse direction by frame transverse beams 8, in particular, the frame longitudinal beams 7 are connected by frame transverse beams 8, and the frame transverse beams 8 are placed on the frame longitudinal beams 7.
As shown in fig. 1, 2 and 3, the transverse rails 3 are arranged on the frame cross beam 8, the transverse rails 3 include two parallel and symmetrically arranged i-steel rails, the transverse moving trolley 4 includes two transverse trolleys 6, two longitudinal bearing beams 9 and two transverse bearing beams 10, one transverse trolley 6 is respectively placed on each of the two i-steel rails of the transverse rails 3, and the two transverse trolleys 6 can move on the i-steel rails of the transverse rails 3. The transverse trolleys 6 are connected in the longitudinal direction through longitudinal bearing beams 9, the transverse trolleys 6 are connected in the transverse direction through transverse bearing beams 10, specifically, the longitudinal bearing beams 9 are connected through the transverse bearing beams 10, and the transverse bearing beams 10 are placed on the longitudinal bearing beams 9.
As shown in fig. 4, the longitudinal trolley 5 includes a trolley body, a roller 12, a pin 14 and a motor 13, the roller 12 is placed on the i-steel rail of the longitudinal rail 1 and moves on the i-steel rail of the longitudinal rail 1, specifically, the roller 12 is provided with an annular groove, and the annular groove of the roller 12 is matched with the i-steel rail of the longitudinal rail 1. The roller 12 is connected with a pin 14, a motor 13 is mounted on the pin 14, and the motor 13 drives the pin 14 to move so as to drive the roller 12 to move and further move the longitudinal trolley 5. Since the longitudinal trolley 5 and the transverse trolley 6 have the same structure, they are not described herein again, and the working mode thereof can refer to the working mode of the longitudinal trolley 5.
As shown in fig. 3, the lifting members 11 are gourd cranes, and a total of 4 are symmetrically arranged on two transverse beams 10, that is, each transverse beam 10 is provided with 2 gourd cranes.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the present embodiment further has the following working method:
1. fixing a longitudinal track 1 on the top surface of a steel main beam 16 of the arch bridge to form a moving track of a longitudinal moving trolley 2;
2. fixing a transverse track 3 on the top surface of a frame beam 8 of the longitudinal moving trolley 2 to form a moving track of a transverse moving trolley 4;
3. the longitudinal moving trolley 2 is assembled on the longitudinal rail 1, and the components of the longitudinal moving trolley 2 are checked to be firmly connected, so that the longitudinal moving trolley can normally travel on the longitudinal rail 1;
4. assembling the transverse moving trolley 4 on the transverse track 3, checking the connection stability of each component of the transverse moving trolley 4, and ensuring that the transverse moving trolley can normally move on the transverse track 3;
5. the longitudinal moving trolley 2 runs to the erected bridge floor 16 on the longitudinal rail 1, the transverse moving trolley 4 runs to a plate feeding area 17 of a prefabricated bridge deck plate 19 on the transverse rail 3, and the prefabricated bridge deck plate 19 is hoisted and hung on a hoisting piece 11 on the transverse bearing beam 10;
6. running the longitudinal moving trolley 2 to the area of the bridge deck to be paved, running the transverse moving trolley 4, accurately delivering the prefabricated bridge deck 19 to a specified paving position (target plate position 18), fixing the transverse moving trolley 4, slowly lowering the prefabricated bridge deck 19, and stably placing the prefabricated bridge deck at the paving position (target plate position 18);
7. and (5) operating the longitudinal mobile trolley 2 to retreat to the erected bridge floor 16, and repeating the steps 5-6 until the full-bridge deck pavement is completed.
Although the conception and the embodiments of the present invention have been described in detail with reference to the drawings, those skilled in the art will recognize that various changes and modifications can be made therein without departing from the scope of the appended claims, and therefore, the description thereof is not repeated herein.
Claims (6)
1. A laying device for precast bridge deck slab of arch bridge which characterized in that: the device comprises a longitudinal moving trolley which is placed on a longitudinal rail and moves on the longitudinal rail, wherein the longitudinal rail is arranged on a steel girder top plate, a transverse moving trolley is installed on the longitudinal moving trolley, the transverse moving trolley is placed on a transverse rail of the longitudinal moving trolley and moves on the transverse rail of the longitudinal moving trolley, and a hanging piece is installed on the transverse moving trolley.
2. A laying device for prefabricated bridge deck for arch bridges according to claim 1, wherein: the longitudinal rails comprise two I-shaped steel rails which are symmetrically arranged in parallel, the longitudinal moving trolley comprises a longitudinal trolley, a frame longitudinal beam and a frame cross beam, the longitudinal trolley is symmetrically arranged on the two I-shaped steel rails of the longitudinal rails respectively and moves on the two I-shaped steel rails of the longitudinal rails respectively, the longitudinal trolley is connected through the frame longitudinal beam, the frame longitudinal beams are connected through the frame cross beam, and the transverse rails are arranged on the frame cross beam.
3. A laying device for prefabricated bridge decks for arch bridges according to claim 2, wherein: the transverse tracks comprise two I-shaped steel tracks which are symmetrically arranged in parallel, the transverse moving trolley comprises a transverse trolley, a longitudinal bearing beam and a transverse bearing beam, the transverse trolley is symmetrically placed on the two I-shaped steel tracks of the transverse tracks respectively and moves on the two I-shaped steel tracks of the transverse tracks respectively, the transverse trolley is connected through the longitudinal bearing beam, and the longitudinal bearing beams are connected through the transverse bearing beam.
4. A laying device for prefabricated bridge deck for arch bridges according to claim 3, wherein: the trolley comprises a longitudinal trolley body and a transverse trolley body, wherein the longitudinal trolley body and the transverse trolley body respectively comprise a trolley body, a roller, a pin shaft and a motor, the roller is placed on the longitudinal rail and the transverse rail and moves on the longitudinal rail and the transverse rail, the roller is connected with the pin shaft, the motor is installed on the pin shaft, and the motor drives the pin shaft to move so as to drive the roller to move.
5. A laying device for prefabricated bridge deck for arch bridges according to claim 3, wherein: the lifting piece is a hoist crane, and the lifting piece is arranged on the transverse bearing beam.
6. A laying device for prefabricated bridge deck for arch bridges according to claim 1, wherein: the longitudinal rails extend from a beam feeding area of the erected bridge deck into the bridge span.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120162414.XU CN214423192U (en) | 2021-01-21 | 2021-01-21 | Laying device for prefabricated bridge deck of arch bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120162414.XU CN214423192U (en) | 2021-01-21 | 2021-01-21 | Laying device for prefabricated bridge deck of arch bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214423192U true CN214423192U (en) | 2021-10-19 |
Family
ID=78056785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120162414.XU Active CN214423192U (en) | 2021-01-21 | 2021-01-21 | Laying device for prefabricated bridge deck of arch bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214423192U (en) |
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2021
- 2021-01-21 CN CN202120162414.XU patent/CN214423192U/en active Active
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