CN216809424U - Steel trestle capable of being used as temporary access way - Google Patents
Steel trestle capable of being used as temporary access way Download PDFInfo
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- CN216809424U CN216809424U CN202220441046.7U CN202220441046U CN216809424U CN 216809424 U CN216809424 U CN 216809424U CN 202220441046 U CN202220441046 U CN 202220441046U CN 216809424 U CN216809424 U CN 216809424U
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- walkway
- steel trestle
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 64
- 239000010959 steel Substances 0.000 title claims abstract description 64
- 238000005192 partition Methods 0.000 claims abstract description 11
- 230000002787 reinforcement Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
A steel trestle which can be used as a temporary walkway comprises a bridge deck and a temporary walkway plate, wherein the temporary walkway plate is positioned above the bridge deck; the temporary access road plate comprises a plurality of temporary access road plate units, and partition plates are distributed between adjacent temporary access road plate units; the temporary pavement slab unit comprises a temporary pavement main body, a moving structure is arranged on the side face of the temporary pavement main body, and the moving structure is used for moving the temporary pavement slab unit to a preset position. The temporary pavement slab is arranged on the bridge deck, and in the construction process of the steel trestle, the engineering vehicle is repeatedly transported and constructed on the paved temporary pavement slab, so that even if the temporary pavement slab is damaged by the engineering vehicle, the temporary pavement slab can play a role in protecting the bridge deck, and after the steel trestle is finished, the temporary pavement slab is removed, and the bridge deck is still a perfect bridge deck.
Description
Technical Field
The utility model relates to the technical field of temporary expressways of steel trestles, in particular to a steel trestle which can be used as a temporary expressway.
Background
In the construction process of the steel trestle, the steel trestle erected on the river surface is constructed by constructing from one end to the other end or from two ends to the middle, and the construction of a steel pipe pile, a bearing beam, a Bailey beam, a bridge deck and the like is carried out successively; the steel trestle erected on the ground is constructed by successively arranging a ground layer, an interlayer, a bearing layer, an elevated interlayer, a roof net rack and the like. In any form of steel trestle, an engineering vehicle is required to be transported or constructed on the bridge floor during construction. Usually, the vehicle runs directly on the paved bridge deck support, so that the paved bridge deck is inevitably damaged to a certain extent, and the repair process needs to be carried out on the bridge deck after the steel trestle is finished, so that the construction period is delayed.
The inventor therefore devised a steel trestle which could be used as a temporary walkway.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model aims to provide the steel trestle which can be used as the temporary access, the temporary access plate is paved on the bridge floor in the construction process of the steel trestle, so that the damage of engineering vehicles to the bridge floor is effectively prevented, the bridge floor is protected, after the steel trestle is finished, the temporary access plate is directly removed, and the construction period is effectively saved.
A steel trestle which can be used as a temporary walkway comprises a bridge deck and a temporary walkway plate, wherein the temporary walkway plate is positioned above the bridge deck;
the temporary access road plate comprises a plurality of temporary access road plate units, and partition plates are distributed between adjacent temporary access road plate units;
the temporary access road plate unit comprises a temporary access road main body, wherein a moving structure is arranged on the side surface of the temporary access road main body, and the moving structure is used for moving the temporary access road plate unit to a preset position.
Further, interim pavement main part is platelike structure, for the mill prefabrication, interim pavement main part includes framework of steel reinforcement and concrete layer, framework of steel reinforcement is located concrete layer's intermediate level.
Furthermore, a reinforcing plate is arranged above the concrete layer and used for increasing the strength of the temporary pavement slab unit.
Furthermore, the moving structure is a universal wheel, the universal wheel is connected to the side face of the temporary pavement main body through a support rod and a locking bolt, and the moving structure can be folded on the temporary pavement main body and also can be stretched to support the temporary pavement plate unit.
Furthermore, a through hole is formed in one end of the supporting rod, and the other end of the supporting rod is fixedly connected to the universal wheel.
Furthermore, the front side surface or the rear side surface of the temporary access road main body is embedded with a pull ring, and the pull ring is used for pulling the temporary access road plate unit when the temporary access road plate unit is removed by tying the binding rope.
Further, when the front side and the rear side of the temporary pavement main body are provided with universal wheels, the front side and the rear side of the temporary pavement main body extend out of the first extension plate, and after the temporary pavement is spliced, passing vehicles cannot damage the universal wheels. When the left surface and the right surface of interim pavement main part were laid and are equipped with the universal wheel, the left surface and the right side of interim pavement main part extend the second and extend the board, and after the concatenation of interim pavement, the vehicle of passing also can not cause the damage to the universal wheel.
Further, first extension board with the second extension board all with interim pavement main part structure as an organic whole, its inside steel reinforcement framework and concrete layer all with interim pavement main part be integrative.
Furthermore, the mobile structure is a hook, and the hook is pre-buried on the upper surface or the side surface of the temporary access way main body.
Furthermore, threaded holes are distributed in the corresponding positions of the temporary access road main body and the bridge deck, and the temporary access road main body and the bridge deck are fixed through bolts.
Furthermore, a distribution beam, a bailey frame, an upper bearing beam, a lower bearing beam and a steel cylinder pile are arranged below the bridge deck.
The steel pipe columns are pressed into the ground, two or more steel columns are arranged in parallel and are pressed into the ground as a group, after the flat inclination and the soil penetration depth are checked to be qualified, notches are cut at the openings of the steel pipes, bracket brackets are welded at the notches and used for fixing a lower bearing beam and an upper bearing beam, then the Bailey beams are installed, Bailey pieces are connected through flower stands, and the Bailey groups are connected through channel steel scissor supports; a distribution beam is arranged above the Bailey beam and is arranged on the Bailey beam through a U-shaped clamp; and a bridge deck is laid above the distribution beam, the bridge deck is made of channel steel, the channel steel is welded on the distribution beam, and finally guardrails, cable lamps and the like are installed.
Compared with the prior art, the utility model has the beneficial effects that:
the temporary sidewalk board is arranged on the bridge deck, and in the construction process of the steel trestle, the engineering vehicle is repeatedly transported and constructed on the paved temporary sidewalk board, so that even if the temporary sidewalk board is damaged by the engineering vehicle, the temporary sidewalk board can protect the bridge deck on the bridge deck, and after the steel trestle is finished, the temporary sidewalk board is removed, and the bridge deck is still a complete and undamaged bridge deck. The temporary access road plate can effectively prevent the damage of the engineering vehicle to the bridge floor, plays a role in protecting the bridge floor, and can be directly evacuated after the steel trestle is finished, so that the construction period can be effectively shortened.
Secondly, the temporary pavement slab is prefabricated for engineering, and engineering vehicles can enter the field by paving the temporary pavement slab during paving.
The temporary sidewalk is designed in a modular mode, the partition plates are laid among the temporary sidewalk units, and when the temporary sidewalk is evacuated, the partition plates are removed firstly, so that gaps are formed between adjacent temporary sidewalk units, and operation of the moving structure is facilitated.
The temporary pavement slab unit is provided with a movable mechanism which can be retracted and supported, and after the movable mechanism is supported, the temporary pavement slab unit can be moved by pulling the pull ring; after the moving mechanism is retracted, the temporary access board unit is used as a temporary access.
In order to stabilize the corresponding temporary access plate and the bridge deck, the temporary access plate and the bridge deck are in limited connection by bolts, so that the temporary access plate is prevented from displacing in the advancing process of the engineering vehicle.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic diagram of an overall structure of a steel trestle which can be used as a temporary walkway in one embodiment.
Fig. 2 is a schematic diagram of a temporary walkway plate unit in the first embodiment.
Fig. 3 is a schematic diagram illustrating a retracted state of a moving mechanism in a temporary access panel unit according to a first embodiment.
Fig. 4 is a schematic view of a supporting state of a moving mechanism in the temporary access panel unit according to the first embodiment.
In the figure: 1. a temporary pavement body; 11. a first extension plate; 2. a moving structure; 21. a strut; 22. locking the bolt; 3. a pull ring; 4. a bridge deck; 5. a partition plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, the steel trestle which can be used as a temporary walkway comprises a bridge deck 4 and a temporary walkway plate, wherein the temporary walkway plate is positioned above the bridge deck. The temporary access road plate comprises a plurality of temporary access road plate units, and partition plates 5 are distributed between adjacent temporary access road plate units; the temporary pavement slab is arranged on the bridge deck, and in the construction process of the steel trestle, the engineering vehicle is repeatedly transported and constructed on the paved temporary pavement slab, so that even if the temporary pavement slab is damaged by the engineering vehicle, the temporary pavement slab can play a role in protecting the bridge deck, and after the steel trestle is finished, the temporary pavement slab is removed, and the bridge deck is still a perfect bridge deck. The temporary sidewalk is characterized in that partition plates are arranged between the adjacent temporary sidewalk plate units, and the partition plates between the adjacent temporary sidewalk plate units are of plate-shaped structures and can be made of wood or concrete.
The temporary pavement board unit comprises a temporary pavement main body 1, a moving structure 2 is arranged on the side surface of the temporary pavement main body 1, and the moving structure 2 is used for moving the temporary pavement board unit to a preset position.
Specifically speaking, interim pavement main part 1 is platelike structure, prefabricates in the mill, and interim pavement main part includes framework of steel reinforcement and concrete layer, and framework of steel reinforcement is located concrete layer's intermediate level.
In order to increase the use times of the temporary access road unit, a reinforcing plate is further arranged above the concrete layer and used for increasing the strength of the temporary access road plate unit. The reinforcing plate can be a template or a steel plate paved on the upper layer of concrete.
Specifically, as shown in fig. 2 and 3, the moving structure 2 is a universal wheel, the universal wheel is connected to the side surface of the temporary walkway main body through a strut 21 and a locking bolt 22, and the moving structure 2 can be folded into the temporary walkway main body and also can be unfolded to support the temporary walkway plate unit.
Wherein, a through hole is arranged at one end of the supporting rod 21, and the other end is fixedly connected with the universal wheel. Firstly, the locking bolt is unscrewed, the support rod is placed in parallel with the temporary access main body, the locking bolt is screwed again, and then the temporary access main body serves as a temporary access, as shown in figure 3, the steel trestle is built and used. After the steel trestle is built, firstly loosening the locking bolt, rotating the support rod to enable the support rod to be perpendicular to the temporary pavement main body, and then screwing the locking bolt again, as shown in figure 4, the temporary pavement can be pushed away step by step through the universal wheels, the steel trestle is finished, and the bridge floor is still a clean and complete surface. When the temporary access road plates are evacuated, the partition plates are moved away firstly, so that gaps are generated between adjacent temporary access road units, and the operation of the moving structure is facilitated.
Specifically, a pull ring 3 is further embedded in the front side surface or the rear side surface of the temporary doorway body 1, and is used for pulling the temporary doorway plate unit by tying the binding rope when the temporary doorway plate unit is removed.
When the front side and the rear side of the temporary pavement main body 1 are provided with universal wheels, the front side and the rear side of the temporary pavement main body extend out of the first extension plate 11, and after the temporary pavement is spliced, passing vehicles cannot damage the universal wheels. When the left surface and the right surface of interim pavement main part 1 laid universal wheel, the left surface and the right side of interim pavement main part extend the second and extend the board, and after the concatenation of interim pavement, the vehicle of passing also can not cause the damage to the universal wheel. Wherein, first extension board 11 and second extension board all with interim access main part 1 structure as an organic whole, its inside steel reinforcement skeleton and concrete layer all with interim access main part be integrative.
Specifically, a distribution beam, a bailey frame, an upper bearing beam, a lower bearing beam and a steel cylinder pile are arranged below the bridge deck. The steel pipe columns are pressed into the ground, two or more steel columns are arranged in parallel and are pressed into the ground as a group, after the flat inclination and the soil penetration depth are checked to be qualified, notches are cut at the openings of the steel pipes, bracket brackets are welded at the notches and used for fixing a lower bearing beam and an upper bearing beam, then the Bailey beams are installed, Bailey pieces are connected through flower stands, and the Bailey groups are connected through channel steel scissor supports; a distribution beam is arranged above the Bailey beam and is arranged on the Bailey beam through a U-shaped clamp; and a bridge deck is laid above the distribution beams, the bridge deck is made of channel steel, the channel steel is welded on the distribution beams, and finally guardrails, cable lamps and the like are installed.
In this embodiment, the temporary walkway plate unit is provided with a moving mechanism which can be retracted and supported, and when the moving mechanism is supported, the temporary walkway plate unit can be moved by pulling the pull ring; after the moving mechanism is retracted, the temporary access board unit is used as a temporary access.
In order to stabilize the corresponding temporary pavement slab and the bridge deck, the temporary pavement slab and the bridge deck are in limited connection by bolts, so that the temporary pavement slab is prevented from displacing in the advancing process of the engineering vehicle. Threaded holes are arranged at the positions, corresponding to the temporary access main body and the bridge deck slab, of the temporary access main body, and the temporary access main body can be fixed by bolts, wherein the threaded holes of the temporary access main body are formed by embedding steel pipes with internal threads.
The second embodiment is as follows:
in this embodiment, a steel trestle that can be used as interim pavement includes decking, still includes interim pavement board, and interim pavement board is located the top of decking. The temporary access road plate comprises a plurality of temporary access road plate units, partition plates are arranged between adjacent temporary access road plate units, each temporary access road plate unit comprises a temporary access road main body 1, and a moving structure 2 is arranged on the side surface of each temporary access road main body 1. In this embodiment, the moving structure 2 is a hook, and the hook is embedded in the upper surface or the side surface of the temporary pavement main body.
During the process of laying or evacuating the temporary access road plate, the temporary access road plate unit is moved by the crane.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a can be used as interim steel trestle of way which characterized in that: the bridge comprises a bridge deck and a temporary access plate, wherein the temporary access plate is positioned above the bridge deck;
the temporary access road plate comprises a plurality of temporary access road plate units, and partition plates are distributed between adjacent temporary access road plate units;
the temporary pavement slab unit comprises a temporary pavement main body, a moving structure is arranged on the side face of the temporary pavement main body, and the moving structure is used for moving the temporary pavement slab unit to a preset position.
2. The steel trestle usable as a temporary walkway of claim 1, wherein: the temporary pavement main body is of a plate-shaped structure and comprises a steel reinforcement framework and a concrete layer, and the steel reinforcement framework is located in the middle layer of the concrete layer.
3. The steel trestle usable as a temporary walkway of claim 2, wherein: and a reinforcing plate is arranged above the concrete layer.
4. The steel trestle usable as a temporary walkway of claim 1, wherein: the movable structure is a universal wheel, the universal wheel is connected to the side face of the temporary pavement main body through a support rod and a locking bolt, and the movable structure can be folded on the temporary pavement main body and also can be stretched to support the temporary pavement plate unit.
5. The steel trestle usable as temporary walkway of claim 4, wherein: one end of the supporting rod is provided with a through hole, and the other end of the supporting rod is fixedly connected with the universal wheel.
6. The steel trestle usable as a temporary walkway of claim 5, wherein: the front side surface or the rear side surface of the temporary access way main body is further embedded with a pull ring for pulling the temporary access way plate unit when the temporary access way plate unit is removed by tying the rope.
7. The steel trestle usable as temporary walkway of claim 4, wherein: when the front side surface and the rear side surface of the temporary pavement main body are provided with universal wheels, the front side surface and the rear side surface of the temporary pavement main body extend out of first extension plates; when universal wheels are arranged on the left side surface and the right side surface of the temporary access road main body, second extension plates extend out of the left side surface and the right side surface of the temporary access road main body;
the first extension plate and the second extension plate are integrated with the temporary access main body.
8. The steel trestle usable as a temporary walkway of claim 1, wherein: the mobile structure is a lifting hook which is pre-embedded on the upper surface or the side surface of the temporary access way main body.
9. The steel trestle usable as a temporary walkway of claim 1, wherein: and a distribution beam, a bailey frame, an upper bearing beam, a lower bearing beam and a steel cylinder pile are arranged below the bridge deck.
10. The steel trestle usable as a temporary walkway of claim 1, wherein: threaded holes are distributed in the positions, corresponding to the bridge deck, of the temporary pavement main body, and the temporary pavement main body is fixed through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220441046.7U CN216809424U (en) | 2022-03-01 | 2022-03-01 | Steel trestle capable of being used as temporary access way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220441046.7U CN216809424U (en) | 2022-03-01 | 2022-03-01 | Steel trestle capable of being used as temporary access way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216809424U true CN216809424U (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220441046.7U Active CN216809424U (en) | 2022-03-01 | 2022-03-01 | Steel trestle capable of being used as temporary access way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216809424U (en) |
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2022
- 2022-03-01 CN CN202220441046.7U patent/CN216809424U/en active Active
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