CN215566080U - Lightweight evacuation platform - Google Patents
Lightweight evacuation platform Download PDFInfo
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- CN215566080U CN215566080U CN202121905718.7U CN202121905718U CN215566080U CN 215566080 U CN215566080 U CN 215566080U CN 202121905718 U CN202121905718 U CN 202121905718U CN 215566080 U CN215566080 U CN 215566080U
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Abstract
The utility model provides an evacuation platform of lightweight, belongs to the urgent sparse technical field of subway, includes the girder steel structure of a plurality of groups at same horizontal plane, and the structural landing slab that is equipped with of girder steel, the girder steel structure includes the bottom plate, and the bottom plate passes through the connecting piece to be connected with the pre-buried spout of tunnel lateral wall, fixedly connected with side's pipe on the bottom plate, side's pipe is parallel with the horizontal plane in tunnel, and square pipe is last to be set up the landing slab, and side's pipe both sides lateral wall is along its even a plurality of angle steel that is connected with of length direction, and the free end fixedly connected with end portion of side's pipe ends the board that only moves, fixedly connected with reinforcing plate between side's pipe lower surface and the bottom plate. According to the utility model, the weight of the steel beam structure is reduced by optimizing the steel beam structure, the material cost is saved, the load reliability of the steel beam after being lightened is improved by adopting the steel beam capacity check calculation, the site construction is convenient, the construction efficiency is improved, meanwhile, the construction safety quality is more reliable, the adjustment is convenient, and the rework problem is improved.
Description
Technical Field
The utility model belongs to the technical field of emergency evacuation of subways, and relates to an evacuation platform, in particular to a lightweight evacuation platform.
Background
The evacuation platform is a special channel which is arranged in the tunnel between the subways and is used for evacuating passengers. The height of the evacuation platform is generally consistent with that of a station platform, and once an accident happens, passengers with the resistance value of the vehicle door can be immediately opened to evacuate to the nearby station from the evacuation platform. In the subway operation process, if an accident occurs in a tunnel, after a train is stopped stably, passengers can quickly leave an accident point by descending to an evacuation platform through a carriage door and safely arrive at a station or a safety access, so that the safety of the passengers is ensured; if an accident occurs on the platform, the passengers can descend to the evacuation platform through the evacuation door of the train cab and leave the platform quickly. Therefore, arranging the evacuation platform in the tunnel between the subway sections is an effective way to solve the problems.
The steel beams and the platform plates of the traditional evacuation platform are mostly installed by adopting a cast-in-place concrete evacuation platform, namely, the steel beams are installed on the tunnel wall firstly, then the templates and the supports are installed and the steel bars are bound, and finally the concrete platform plates are poured. And the construction period is longer, the number of required skylight points is more, the material cost and the labor cost are higher, and the site construction progress can not be met.
Therefore, in order to solve the problems, the utility model provides a lightweight evacuation platform.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide a lightweight evacuation platform, which is used to solve the technical problems that the evacuation platform in the prior art requires large bearing capacity, bending stiffness and torsional stiffness of the steel beam, has a long construction period, and cannot meet the requirements of on-site construction progress.
In order to achieve the above and other related purposes, the utility model provides a lightweight evacuation platform, which comprises a plurality of groups of steel beam structures on the same horizontal plane, wherein a platform plate is arranged on each steel beam structure, each steel beam structure comprises a bottom plate, each bottom plate is connected with a pre-embedded chute of a side wall of a tunnel through a connecting piece, a square tube is fixedly connected onto each bottom plate and is parallel to the horizontal plane of the tunnel, a plurality of angle steels are uniformly connected to the side walls on the two sides of each square tube along the length direction of the side wall, a movement stopping plate is fixedly connected to the end part of a free end of each square tube, and a reinforcing plate is fixedly connected between the lower surface of each square tube and the bottom plate.
Preferably, the bottom plate is laminated with the tunnel lateral wall, 3 bar holes have been seted up on the bottom plate, and wherein two bar holes are located square pipe top, and another bar hole is located square pipe below.
Preferably, the size of the bar-shaped holes is 14mm by 25 mm.
Preferably, the connecting piece is T type bolt, the bottom plate adopts two T type bolts of M12 model to pass and is connected with the pre-buried spout of tunnel lateral wall behind the bar hole, the bottom plate is equipped with locking gasket with the junction of pre-buried spout.
Preferably, the square tube is a hollow rectangular tube.
Preferably, the height of the square tube is 80-120 mm, and the wall thickness of the square tube is 5-7 mm.
Preferably, the distance between any two adjacent angle steels is 280-320 mm.
Preferably, the height of the movement stopping plate is 45-55 mm.
Preferably, the bottom plate and the square tube, the square tube and the movement stopping plate, the square tube and the angle steel, the square tube and the reinforcing plate and the bottom plate are welded.
Preferably, the bottom plate, the square tube, the angle steel, the movement stopping plate and the reinforcing plate are all made of galvanized steel materials.
As described above, the lightweight evacuation platform of the present invention has the following beneficial effects:
1. according to the utility model, the weight of the steel beam structure is reduced by optimizing the steel beam structure, and the material cost is saved; meanwhile, the steel beam capacity checking calculation is adopted, so that the load reliability of the steel beam after being lightened is improved, the site construction is facilitated, and the construction efficiency is improved.
2. According to the utility model, a scientific construction method is formed, the construction safety and quality are more reliable, the adjustment is convenient, and the rework problem is improved.
3. According to the utility model, the quality and technical level of operators are improved in construction management, the blank of carrying out a lightweight process on the evacuation platform steel beam is filled, and the method has better economic benefits and social benefits.
Drawings
FIG. 1 is a schematic view of the present invention.
Description of the element reference numerals
1-square tube, 2-bottom plate, 3-stop plate, 4-angle steel, 5-reinforcing plate and 6-strip-shaped hole.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, the utility model provides a lightweight evacuation platform, which comprises a plurality of groups of steel beam structures arranged on the same horizontal plane, wherein each steel beam structure is provided with a platform plate, each steel beam structure comprises a bottom plate 2, each bottom plate 2 is connected with an embedded chute of a side wall of a tunnel through a connecting piece, a square pipe 1 is fixedly connected to each bottom plate 2, each square pipe 1 is parallel to the horizontal plane of the tunnel, the side walls of two sides of each square pipe 1 are uniformly connected with a plurality of angle steels 4 along the length direction of the side wall, the end part of a free end of each square pipe 1 is fixedly connected with a stop plate 3, and a reinforcing plate 5 is fixedly connected between the lower surface of each square pipe 1 and the bottom plate 2.
When this embodiment uses, fix the girder steel structure on the tunnel inner wall, then set up the landing slab and can accomplish sparse platform's installation in the girder steel is structural.
Wherein, the bottom plate 2 is connected through the pre-buried spout of connecting piece and tunnel lateral wall and can reduces the operation of punching at the tunnel lateral wall in 2 connection processes of bottom plate, reduces the link of punching, improves the installation effectiveness, saves the labour, simultaneously, can also reduce the dust that the in-process produced of punching, guarantees operational environment, reduces the production of occupational disease.
The landing slab sets up in 1 upper surface in the side, and the parallelism after the landing slab installation can be guaranteed to the horizontal plane parallel in 1 in the side pipe and the tunnel to guarantee evacuation platform's roughness, prevent evacuation platform because the slope causes personnel's landing and produces danger in the use.
The arrangement of the angle steel 4 ensures that the platform plate above the steel girder of the evacuation platform plays a role in protecting when the front end and the rear end are inclined due to overlarge curve radius when the platform plate is curved.
The movement stopping plate 3 is arranged at the front end of the square pipe 1, and the platform plate arranged above the steel beam of the evacuation platform is guaranteed to be used for a long time in a vibration environment and cannot move to the front end to cause invasion.
The setting of reinforcing plate 5 can increase the stability of being connected between square pipe 1 and the bottom plate 2 to guarantee the fastness of the sparse platform that the landing slab installed and formed above the girder steel.
As the further description of the above embodiment, the bottom plate 2 is attached to the side wall of the tunnel, 3 strip holes 6 are provided on the bottom plate 2, wherein two strip holes 6 are located above the square pipe 1, and another strip hole 6 is located below the square pipe 1.
When this embodiment uses, bottom plate 2 is the arc bottom plate, and its radian is the same with the tunnel lateral wall, guarantees that bottom plate 2 can laminate with the tunnel lateral wall to increase the interact power between bottom plate 2 and the tunnel lateral wall, prevent that bottom plate 2 from taking place to warp in the use, increase the stability of bottom plate 2 installation uses.
Set up 3 connecting holes on the bottom plate 2 and can provide the adjustment space of super large, do not influence whole pleasing to the eye again to guarantee that bottom plate 2 is on same horizontal plane when guaranteeing that bottom plate 2 connects stably, and then guarantee evacuation platform's horizontality.
In this embodiment, the distance between the center of the uppermost strip-shaped hole 6 and the top of the bottom plate 2 is 40mm, the distance between the center of the lowermost strip-shaped hole 6 and the bottom of the bottom plate 2 is 40mm, and the distance between the center of the middle strip-shaped hole 6 and the center of the uppermost strip-shaped hole 6 is 70 mm. But the distance between bar hole 6 and bottom plate 2 and the distance between bar hole 6 are not limited to this, can carry out corresponding adjustment according to actual conditions, as long as can guarantee with 2 stable connections of bottom plate on the tunnel lateral wall and bottom plate 2 be located same horizontal plane can.
In this embodiment, the length of the bottom plate 2 is 540mm, but is not limited to 540mm, and can be designed and adjusted accordingly according to the use requirement.
In this embodiment, the size of the strip-shaped hole 6 is 14mm × 25mm, but is not limited thereto, and may be adjusted accordingly according to the size of the connecting member and the pre-buried sliding groove.
As a further description of the above embodiment, the connecting member is a T-shaped bolt, the bottom plate 2 is connected to the pre-buried sliding groove of the side wall of the tunnel after two T-shaped bolts of M12 model pass through the strip-shaped hole 6, and a locking gasket is arranged at the connection position of the bottom plate 2 and the pre-buried sliding groove.
When this embodiment uses, the connecting piece is not limited to the T type bolt that adopts the M12 model, and other connecting pieces that can carry out the stable connection with the pre-buried spout of bottom plate 2 and tunnel lateral wall all can. The anti-loosening gasket can play an anti-loosening role.
As a further description of the above embodiment, the square tube 1 is a hollow rectangular tube.
When this embodiment uses, square 1 adopts hollow rectangular pipe can reduce square 1's weight when guaranteeing square 1 use intensity, realizes the lightweight purpose of girder steel structure.
In this embodiment, square pipe 1 is not limited to adopting the rectangular pipe, and other can carry out fixed connection and can play the shape of supporting role all with bottom plate 2, and square pipe 1 adopts inverted triangle pipe or triangular prism pipe etc. if.
In this embodiment, the height of square pipe 1 is 100mm, but is not limited to 100mm, can carry out corresponding adjustment according to the user demand, for example the height of square pipe 1 is 80 ~ 120mm all can. The wall thickness of square pipe 1 is 6mm, but is not limited to 6mm, can carry out corresponding adjustment according to the user demand, and be 5 ~ 7mm all can if square pipe 1's wall thickness.
As further description of the above embodiment, the distance between any two adjacent angle steels 4 is 280-320 mm.
When this embodiment uses, the distance between two arbitrary adjacent angle steel 4 is 300mm, but is not limited to being 300mm, can carry out corresponding adjustment according to the user demand, like the interval between two arbitrary adjacent angle steel 4 is 280 ~ 320mm all can.
As a further description of the above embodiment, the height of the movement stop plate 3 is 45-55 mm.
When this embodiment uses, the height of moving board 3 is 50mm, but is not limited to being 50mm, as long as can guarantee that the landing slab uses for a long time under the vibration environment and can not lead to invading the height of limit to remove to the front end all can, if the height of moving board 3 is 45 ~ 55 mm.
As a further description of the above embodiments, the bottom plate 2 and the square tube 1, the square tube 1 and the stop plate 3, the square tube 1 and the angle iron 4, the square tube 1 and the reinforcing plate 5, and the reinforcing plate 5 and the bottom plate 2 are all welded.
When this embodiment uses, whole girder steel structure adopts the welded mode to connect, has increased substantially girder steel structure's stability, has improved girder steel structural support's bearing performance.
As a further description of the above embodiments, the bottom plate 2, the square tube 1, the angle steel 4, the movement stopping plate 3 and the reinforcing plate 5 are all made of galvanized steel.
When the steel beam evacuation platform is used, the bottom plate 2, the square pipe 1, the angle steel 4, the moving stopping plate 3 and the reinforcing plate 5 are made of galvanized steel materials, so that the steel beam evacuation platform is light in weight, the weight of the steel beam structure is reduced, the material cost is saved, the load reliability of the steel beam after being light in weight is improved, the steel beam evacuation platform is convenient to construct on site, and the construction efficiency is improved.
In summary, according to the utility model, the weight of the steel beam structure is reduced through the optimization of the steel beam structure, the material cost is saved, the load reliability of the steel beam after being lightened is improved by adopting the steel beam capacity check calculation, the site construction is convenient, the construction efficiency is improved, meanwhile, the construction safety quality is more reliable, the adjustment is convenient, and the rework problem is solved. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides an evacuation platform of lightweight, includes the girder steel structure of a plurality of groups at same horizontal plane, the structural landing slab that is equipped with of girder steel, its characterized in that: the girder steel structure includes bottom plate (2), and bottom plate (2) are connected with the pre-buried spout of tunnel lateral wall through the connecting piece, fixedly connected with side pipe (1) is gone up in bottom plate (2), and side pipe (1) is parallel with the horizontal plane in tunnel, and side pipe (1) both sides lateral wall is along its length direction even being connected with a plurality of angle steel (4), and the free end fixedly connected with of side pipe (1) ends movable plate (3), fixedly connected with reinforcing plate (5) between side pipe (1) lower surface and bottom plate (2).
2. The lightweight evacuation platform of claim 1, wherein: bottom plate (2) and the laminating of tunnel lateral wall, 3 bar holes (6) have been seted up on bottom plate (2), and wherein two bar holes (6) are located square pipe (1) top, and another bar hole (6) are located square pipe (1) below.
3. The lightweight evacuation platform of claim 2, wherein: the size of the strip-shaped holes (6) is 14mm by 25 mm.
4. The lightweight evacuation platform of claim 2, wherein: the connecting piece is T type bolt, bottom plate (2) adopt two T type bolts of M12 model to pass and be connected with the pre-buried spout of tunnel lateral wall behind bar hole (6), bottom plate (2) are equipped with locking gasket with the junction of pre-buried spout.
5. The lightweight evacuation platform of claim 1, wherein: the square tube (1) is a hollow rectangular tube.
6. The lightweight evacuation platform of claim 1, wherein: the height of square pipe (1) is 80 ~ 120mm, the wall thickness of square pipe (1) is 5 ~ 7 mm.
7. The lightweight evacuation platform of claim 1, wherein: the distance between any two adjacent angle steels (4) is 280-320 mm.
8. The lightweight evacuation platform of claim 1, wherein: the height of the movement stopping plate (3) is 45-55 mm.
9. The lightweight evacuation platform of claim 1, wherein: the square pipe is characterized in that the bottom plate (2) and the square pipe (1), the square pipe (1) and the movement stopping plate (3), the square pipe (1) and the angle steel (4), the square pipe (1) and the reinforcing plate (5) and the bottom plate (2) are welded.
10. The lightweight evacuation platform of claim 1, wherein: the bottom plate (2), the square tube (1), the angle steel (4), the movement stopping plate (3) and the reinforcing plate (5) are all made of galvanized steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121905718.7U CN215566080U (en) | 2021-08-13 | 2021-08-13 | Lightweight evacuation platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121905718.7U CN215566080U (en) | 2021-08-13 | 2021-08-13 | Lightweight evacuation platform |
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| Publication Number | Publication Date |
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| CN215566080U true CN215566080U (en) | 2022-01-18 |
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| CN202121905718.7U Active CN215566080U (en) | 2021-08-13 | 2021-08-13 | Lightweight evacuation platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658477A (en) * | 2022-03-30 | 2022-06-24 | 哈尔滨工业大学 | Large-span light subway evacuation platform plate and manufacturing process thereof |
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2021
- 2021-08-13 CN CN202121905718.7U patent/CN215566080U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658477A (en) * | 2022-03-30 | 2022-06-24 | 哈尔滨工业大学 | Large-span light subway evacuation platform plate and manufacturing process thereof |
| CN114658477B (en) * | 2022-03-30 | 2023-10-17 | 哈尔滨工业大学 | Large-span light subway evacuation platform plate and manufacturing process thereof |
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