CN217106418U - Rail transit vehicle base for high fill area - Google Patents

Abstract

The utility model provides a rail transit vehicle base in areas needing high fill, which comprises an overhead plate, wherein the overhead plate is of a multilayer concrete frame structure and comprises a top plate, a sandwich plate and a foundation layer which are arranged from top to bottom; the rail running area structure of the rail transit vehicle base is arranged on the top plate and comprises a rail and a rail storehouse; the site front area structure of the rail transit vehicle base is based on the natural ground elevation of the mountainous area and is staggered relative to the rail running area structure; the sandwich plate is provided with a functional room, a car parking lot and a connecting channel; a flood passage is formed between the sandwich plate and the base layer. This technical scheme utilizes overhead plate structural design track traffic vehicle base, can effectively reduce the earthwork engineering, reduces the engineering investment and the construction degree of difficulty to strengthen overall structure stability, effectively control post-construction settlement, and improved land utilization.

Description

Rail transit vehicle base for high fill area

Technical Field

The utility model relates to a rail transit engineering technical field, concretely relates to need high rail transit vehicle base structure in fill area.

Background

When the rail transit vehicle base is located in an area similar to a mountain and hilly land, the rail transit vehicle base is often required to be dug deeply and filled highly due to the influence of line conditions or earth and stone balance; or the vehicle base is located in a plain area, but is influenced by the flood level, and the terrace needs to be lifted greatly. The traditional technology adopts a roadbed high-fill structure, but the high-fill processing can lead to huge earthwork and stone engineering, roadbed retaining engineering and foundation processing engineering on the one hand, and the post-construction settlement and the construction progress are also difficult to control, and on the other hand, the occupied area can be increased, and the great influence is brought to the local ecological environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the shortcoming that exists among the prior art, provide an utilize rail transit vehicle base of built on stilts board, can effectively reduce the earthwork side engineering, reduce the engineering investment and the construction degree of difficulty to reinforcing overall structure stability, effective control subsides after the worker, and improved land use rate.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a rail transit vehicle base for areas needing high fill comprises an overhead plate, wherein the overhead plate is of a multi-layer concrete frame structure and comprises a top plate, a sandwich plate and a base layer which are arranged from top to bottom; the roof is provided with a rail running area structure of a rail transit vehicle base, and the rail running area structure comprises a rail and a rail storehouse; the track traffic vehicle base is characterized in that the site area structure of the track traffic vehicle base is based on the natural ground elevation of the mountainous area and is staggered relative to the track running area structure; the sandwich plate is provided with a functional room, a car parking lot and a connecting channel; a flood passage is formed between the sandwich panel and the base layer.

Further, the roof with the sandwich panel is the beam slab structure, the foundation layer is pile foundation pile cap foundation or enlarges basis or raft foundation and combines cushion cap and ground even roof beam connection structure.

Furthermore, the junction of the overhead plate and the roadbed is in a conical slope connection mode.

Furthermore, a gravel cushion layer is paved on the conical slope surface, and mortar rubbles are paved on the outer layer; and a toe guard wall is arranged at the slope bottom of the conical slope.

Further, the track area structure further comprises a production room, and one or more of a car washer library, a Jade wheel library, a comprehensive maintenance workshop, a substance library and a sundry product library are selectively arranged.

Furthermore, the functional rooms on the sandwich plate comprise a sewage treatment station and/or a voltage reduction substation; the connecting channel comprises a road, an up-down stair and/or an elevator; and a V-type storehouse and a training line are further arranged on the sandwich plate.

Furthermore, the sandwich plate is partially hollowed out.

Furthermore, the overhead plate is provided with a drainage system which comprises a vertical drainage pipe longitudinally arranged along the beam column of the overhead plate, a transverse drainage pipe laid along the top plate and the bottom surface of the sandwich plate and a drainage pipe embedded in the top plate and the sandwich plate; the transverse drain pipe, the longitudinal drain pipe and the drain pipe corresponding to the beam column are connected through a four-way pipe fitting, and the drain pipes at the other positions are communicated with the transverse drain pipe.

Furthermore, the overhead layer is also provided with a waterproof layer; the waterproof layer is formed on the local part of the plate surface with a transverse slope and a longitudinal slope to guide water flow to enter a drain pipe, and the side wall is closed.

Furthermore, the elevation of the foundation layer is set along with the terrain or is unified to be set to be a unified elevation by utilizing an excavation and filling balance mode.

Compared with the prior art, the technical scheme of the utility model conceived has following beneficial effect:

(1) for road bed high fill area, the utility model discloses the ingenious overhead plate structure that utilizes need not to carry out high embankment on a large scale in the past and fills, only needs to carry out a small amount of excavations on the structure basis and backfills, effectively reduces the construction degree of difficulty for the construction progress, reinforcing security is favorable to the control that the after-construction subsides simultaneously.

(2) And by adopting an overhead plate structure, earth and stone engineering can be reduced, and water and soil conservation and ecological environment protection are facilitated.

(3) When the vehicle base is positioned in a weak land area, the foundation treatment of the whole filling area by adopting a roadbed high filling means in the prior art is avoided, so that the foundation treatment cost is increased sharply; the utility model discloses an overhead plate structure only needs to handle structure foundation portion to reduce the engineering investment.

(4) According to the technical scheme, the conical slope structure is connected with the roadbed, so that the problem of lateral soil pressure is solved, side slope treatment is not needed, and roadbed retaining engineering and occupied area are reduced.

(5) This technical scheme can arrange partial function with room and car parking area because of adopting the built on stilts board structure, can set up the intermediate layer under the built on stilts board to utilize the space stereoscopically, reduce vehicle base land used, effectively improve land utilization.

(6) The stability of the foundation and the building can be enhanced based on the technical characteristics of the overhead plate structure itself.

(7) When the vehicle base is located mountain land area, adopt this technical scheme can utilize the space under the board as the flood discharge passageway, compare the culvert that the road bed height was filled and is set up, have bigger section to possess better flood discharge effect.

(8) The utility model is suitable for a vehicle base in the area is filled to needs height improves the efficiency of construction under the smooth and easy prerequisite of the inside operation technology of assurance vehicle base, increases economic benefits, security and feature of environmental protection, has great economy and social.

Drawings

Fig. 1 is a floor plan of the rail transit vehicle base of the present invention.

Fig. 2 is a plan layout view of the sandwich plate of the overhead plate of the present invention.

Fig. 3 is a plan view of the overhead plate top plate of the present invention.

Fig. 4 is a plan layout view of the foundation layer of the overhead plate of the present invention.

Fig. 5 is a longitudinal sectional view of the overhead plate of the present invention.

Fig. 6a is a schematic diagram of a waterproof layer structure of the present invention.

Fig. 6b is a schematic diagram of a waterproof layer structure of the present invention.

Fig. 6c is the structural schematic diagram of the waterproof layer at the mouth of the drain pipe according to the present invention.

Fig. 6d is a schematic view of a transverse gap of the waterproof layer of the present invention.

Fig. 7a is a schematic structural diagram of the drainage system of the present invention.

Fig. 7b is a schematic structural diagram of the drainage system of the present invention.

Fig. 8a is the structure elevation of the roadbed junction of the utility model.

Fig. 8b is the structure plan view of the roadbed junction of the utility model.

Fig. 8c is a schematic view of the structure of the conical slope of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Reference is made to the accompanying drawings. The present embodiment includes an overhead plate 1, and the overhead plate 1 may be arranged in a vehicle section mountain and hill land and be a multi-layer concrete frame structure. The overhead plate 1 comprises a top plate 10, a sandwich plate 11 and a base layer 12 arranged from top to bottom. Wherein, roof 10 is equipped with the rail running district structure of track traffic vehicle base, and roof 10 is equipped with the track and has the track storehouse, can be applicable to no sediment track and sediment track. The track area structure is also provided with production rooms such as a car washer library 43, a spin wheel library 6, a comprehensive maintenance workshop 44, a material library 4, a sundry library 45 and the like. The structure of the overhead plate 1 does not need to be filled with a large amount of uniform elevations, and the site front area structure of the rail transit vehicle base is based on the natural ground elevations of the mountainous area and is staggered relative to the rail running area structure, namely, the structure lower than the rail running area adopts a sunken structure, or the structure higher than the rail running area adopts a raised structure. The structure of the forecourt area can be arranged with a building complex 9.

The sandwich panel 11 is provided with a functional room, a car park 5 and a connecting passage 46. The connecting passage can be a road, a stair and an elevator which are connected with other parts of a vehicle base, and the functional room comprises a sewage treatment station 2 and a step-down substation 3. The sandwich plate 11 is also provided with a V-type storehouse 8 and a training line 47. Because the part area of the sandwich plate 11 is limited by the requirement of the rail boundary, the upward evacuation stair cannot be arranged, and the area is hollowed out 7 for saving the cost. The arrangement of each region can be reasonably distributed according to the area, the shape and the requirement of the actual sandwich plate 11.

The foundation layer 12 can be selected to adopt a pile foundation to connect a bearing platform foundation or an enlarged foundation or a raft foundation and the like according to the address condition of the field section. The basic elevation can be arranged along with the terrain and can be unified to the same elevation by utilizing a filling and excavating balance mode; the foundation is connected by adopting the ground connecting beam, so that the structural safety is improved.

The top plate 10 and the sandwich plate 11 are arranged as a beam plate structure. The vertical space of overhead board 1 rational utilization, when reducing the field section land, to the area that the rainwater is frequently sent, the space between sandwich panel 11 and the basic unit 12 can also regard as flood passage 13, solves the field section problem of flood discharge.

The junction of the overhead plate 1 and the roadbed adopts a conical slope connection structure. Paving a gravel cushion layer 20 on the slope surface of the conical slope 14 and paving a mortar rubble 21 on the outer layer; the slope bottom of the conical slope 14 is provided with a foot protection wall 22. In this embodiment, the gradient ratio is selected to be 1: 1.5.

In this embodiment, the overhead board is further provided with a drainage system and a waterproof layer, so that the problem of self drainage of the overhead board and the field section is solved. The drainage system comprises a vertical drainage pipe 30 longitudinally arranged along the overhead plate beam column, a transverse drainage pipe 31 laid along the bottom surfaces of the top plate 10 and the sandwich plate 11, and a plurality of drainage pipes 32 and 34 embedded in the top plate 10 and the sandwich plate 11. The transverse drain pipe 31, the longitudinal drain pipe 30 and the drain pipe 32 corresponding to the beam column are connected by a four-way pipe 33, and the drain pipes 34 at the rest positions are communicated with the transverse drain pipe 31 and finally discharged to a ground centralized drainage system.

The waterproof layer 40 is preferably 15-25cm thick and is treated with a transverse short seam 41. The waterproof layer 40 forms a transverse slope 42 on the local plate surface to facilitate guiding water flow into the drainage pipes 32 and 34, and reduce accumulated water on the plate surface. In particular, the peripheral surfaces near the ends of the drain pipes 32, 34 are inclined toward the drain port, thereby improving the drainage effect. And, the waterproof layer 40 is processed at the side wall closing-in.

It should be noted that the above describes exemplifying embodiments of the invention. However, it should be understood by those skilled in the art that the present invention is not limited to the above embodiments, which are only used for illustrating the principle of the present invention, and that various changes and modifications may be made without departing from the scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims (10)

1. A rail transit vehicle base for areas needing high fill is characterized by comprising an overhead plate, wherein the overhead plate is of a multi-layer concrete frame structure and comprises a top plate, a sandwich plate and a base layer which are arranged from top to bottom; the roof is provided with a rail running area structure of a rail transit vehicle base, and the rail running area structure comprises a rail and a rail storehouse; the track traffic vehicle base is characterized in that the site area structure of the track traffic vehicle base is based on the natural ground elevation of the mountainous area and is staggered relative to the track running area structure; the sandwich plate is provided with a functional room, a car parking lot and a connecting channel; the sandwich plate and the base layer can be used as a flood passage.

2. The rail transit vehicle base in the area needing high fill of claim 1, wherein the top plate and the sandwich plate are in a beam plate structure, and the foundation layer is a pile foundation or an enlarged foundation or a raft foundation and combines a bearing platform and a ground connection beam connection structure.

3. A rail transit vehicle foundation for areas requiring high fill, as claimed in claim 1, wherein said overhead plate interfaces with the foundation in the form of a tapered ramp junction.

4. A rail transit vehicle base in areas where high fill is required as claimed in claim 3, wherein said overhead boards in the form of cone slope junctions with the subgrade have gravel bedding at the junction and grouted rubble on the outer layer; and a toe guard wall is arranged at the slope bottom of the conical slope.

5. The rail transit vehicle base of claim 1, wherein the rail transit vehicle base further comprises a production house, and one or more of a car washer library, a Jade wheel library, a comprehensive maintenance workshop, a material library and a miscellaneous goods library are selectively installed.

6. A rail transit vehicle base of high fill area required according to claim 1, wherein the functional rooms on the sandwich panel include sewage treatment stations and/or step-down substations; the connecting channel comprises a road, an up-down stair and/or an elevator; and a V-type storehouse and a training line are further arranged on the sandwich plate.

7. A rail transit vehicle base in areas where high fill is required as claimed in claim 1 or 6, wherein said sandwich panel portions are openworked.

8. A rail transit vehicle base for areas requiring high fill according to claim 1, wherein said overhead boards are provided with a drainage system comprising longitudinal drainage pipes arranged in the longitudinal direction of the beam columns of the overhead boards, lateral drainage pipes arranged along the bottom surfaces of said top boards and said sandwich boards, and drainage pipes embedded in said top boards and said sandwich boards; the transverse drain pipe, the longitudinal drain pipe and the drain pipe corresponding to the beam column are connected through a four-way pipe fitting, and the drain pipes at the other positions are communicated with the transverse drain pipe.

9. A rail transit vehicle base for areas requiring high fill according to claim 1, wherein said overhead boards are further provided with a waterproof layer; the waterproof layer forms a transverse slope and a longitudinal slope on the local surface of the plate to guide water flow to enter a drain pipe, and the side wall is closed.

10. The rail transit vehicle base of claim 1, wherein the elevation of the base layer is uniform to a uniform elevation along the terrain or by using a cut and fill balance method.

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