CN210507529U - Waterproof composite structure at top of underwater subway station - Google Patents
Waterproof composite structure at top of underwater subway station Download PDFInfo
- Publication number
- CN210507529U CN210507529U CN201921254672.XU CN201921254672U CN210507529U CN 210507529 U CN210507529 U CN 210507529U CN 201921254672 U CN201921254672 U CN 201921254672U CN 210507529 U CN210507529 U CN 210507529U
- Authority
- CN
- China
- Prior art keywords
- waterproof
- subway station
- layer
- steel plate
- composite structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model belongs to the technical field of station construction, a waterproof composite structure at the top of an underwater subway station is disclosed, which comprises a top plate, a steel plate waterproof reinforced layer, a top plate waterproof layer and a protective layer which are arranged from bottom to top in sequence; the subway station comprises a subway station and is characterized in that embedded steel plates are arranged on the ground connecting walls on two sides of the subway station, bent portions bent towards the top of the subway station are arranged on the embedded steel plates, and the steel plate waterproof reinforcing layers are welded with the bent portions of the embedded steel plates. The utility model discloses subway station top waterproof composite structure under water has included roof, the waterproof enhancement layer of steel sheet, roof waterproof layer and protective layer, and the multilayer protection, water-proof effects is good, and the station both sides even set up on the wall pre-buried steel sheet come with the waterproof enhancement layer welding of steel sheet, can make the edge of station both sides with even the wall realize seamless connection, the bulk strength is higher, water-proof effects is also better.
Description
Technical Field
The utility model relates to a station construction technical field especially relates to a subway station top waterproof composite construction under water.
Background
With the development of urban economy and population, subways become major travel vehicles. In the site selection of the subway station, due to comprehensive consideration of factors in various aspects such as routes, cost and the like, the subway usually passes through a water-rich or creek area, particularly in the Shanghai area, the urban water area is developed, the creeks are vertical and numerous, and the section of the subway station built under water is in a normal state. When the subway station is built in an underwater section, the top plate of the station is directly used as a riverbed, and under the condition, the requirement on a waterproof structure at the top of the subway station is higher.
The conventional subway station roof waterproofing is to brush polyurethane paint on the roof, spread a linoleum isolation layer and pour fine stone concrete, and under the condition that the roof is directly used as a riverbed to contact water flow, the conventional waterproof structure is insufficient and cannot meet the requirements.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a subway station top waterproof composite construction under water to when under water, the unable problem that reaches waterproof requirement in station top is built at the subway station among the solution prior art.
To achieve the purpose, the utility model adopts the following technical proposal:
a waterproof composite structure for the top of an underwater subway station comprises a top plate, a steel plate waterproof reinforcing layer, a top plate waterproof layer and a protective layer which are sequentially arranged from bottom to top; the subway station comprises a subway station body and is characterized in that embedded steel plates are arranged on the ground connecting walls on two sides of the subway station body, bent portions bent towards the top of the subway station body are arranged on the embedded steel plates, and the steel plate waterproof reinforcing layers are welded with the bent portions of the embedded steel plates.
Preferably, the roof comprises a roof concrete layer, and polypropylene fibers are doped in the roof concrete layer.
Preferably, the steel plate waterproof reinforcing layer is a steel plate with the thickness of 3-5 mm.
Preferably, the top board waterproof layer comprises a DNC non-cured rubber asphalt waterproof coating layer and a modified asphalt waterproof roll layer.
Preferably, the protective layer is a fine stone concrete layer.
Preferably, the steel plate waterproof reinforcing layer is welded with the bent part of the embedded steel plate through an overlapped steel plate, the edge of the top of the overlapped steel plate is welded with the bent part of the embedded steel plate, and the bottom of the overlapped steel plate is welded with the steel plate waterproof reinforcing layer.
Preferably, the width of the lap steel plate is 400-600mm, and the width of the embedded steel plate is 300-500 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses subway station top waterproof composite structure under water has included roof, the waterproof enhancement layer of steel sheet, roof waterproof layer and protective layer, and the multilayer protection, water-proof effects is good, and the station both sides even set up on the wall pre-buried steel sheet come with the waterproof enhancement layer welding of steel sheet, can make the edge of station both sides with even the wall realize seamless connection, the bulk strength is higher, water-proof effects is also better.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of a subway station of the present invention;
fig. 2 is a schematic cross-sectional structure view of the top waterproof composite structure of the underwater subway station of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 according to the present invention;
fig. 4 is a schematic diagram of the structure of the connection of the waterproof reinforced layer, the lap joint steel plate and the embedded steel plate of the steel plate.
In the figure:
1. a subway station; 10. connecting a ground wall; 20. a side wall; 30. the top of the underwater subway station is of a waterproof composite structure; 40. overlapping steel plates; 50. laminating the board; 60. a base plate;
11. pre-burying a steel plate; 111. a bending section;
31. a top plate; 32. a steel plate waterproof reinforcing layer; 33. a roof waterproof layer; 34. and a protective layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The utility model provides a subway station top waterproof composite construction under water, figure 1 is the utility model discloses subway station's cross-sectional structure schematic diagram, as shown in figure 1, the utility model discloses subway station 1 can be the multilayer, and is two-layer in figure 1 is shown. The two sides of the subway station 1 are provided with the ground connecting walls 10, the ground connecting walls 10 are walls connected with the ground, the walls are directly poured from the ground at the bottom of a river channel and are arranged on the two sides of the subway station 1, and the protection effect on the subway station 1 can be achieved. The side wall 20 of the subway station 1 is close to the inner side of the ground connecting wall 10, and the top of the subway station 1 is provided with an underwater waterproof composite structure 30 at the top of the subway station.
Fig. 2 is the utility model discloses the waterproof composite construction's in subway station top under water structure schematic diagram. As shown in fig. 2, the underwater subway station roof waterproof composite structure 30 includes a roof 31, a steel plate waterproof reinforcing layer 32, a roof waterproof layer 33 and a protective layer 34, which are sequentially arranged from bottom to top (from bottom to top, also from the inside to the outside of the subway station 1). Set gradually roof 31, waterproof enhancement layer 32 of steel sheet, roof waterproof layer 33 and the multilayer protective structure of protective layer 34 for subway station top waterproof composite structure 30 is waterproof nature under water is good, and sound construction.
The roof 31 may comprise a roof concrete layer, i.e. a concrete roof, which is first poured out of the roof 31 with concrete to build up a foundation for the top of the subway station 1. The utility model discloses in, mix in the roof concrete and have polypropylene fiber, polypropylene fiber intensity is high, wear-resisting corrosion-resistant, makes roof 31 in mixing the roof concrete with it, can improve roof 31's intensity. In this embodiment, the amount of polypropylene fiber added in the concrete for the top plate is not less than 6kg/m3(kilograms per cubic meter).
A steel waterproof reinforcing layer 32 is provided above the top plate 31, and the steel waterproof reinforcing layer 32 is a steel plate having a thickness of 3 to 5mm (millimeters), and in a specific embodiment, a thickness of 4 mm. The steel plate waterproof reinforcing layer 32 has the function of improving the strength of the underwater subway station top waterproof composite structure 30 while preventing water.
The top plate waterproof layer 33 is arranged above the steel plate waterproof reinforcing layer 32, the top plate waterproof layer 33 is waterproof, and the top plate waterproof layer 33 comprises a DNC non-cured rubber asphalt waterproof coating layer and a modified asphalt waterproof roll layer. The non-solidified rubber asphalt waterproof paint is a waterproof paint prepared by mixing rubber, asphalt and softening oil as main components and adding a temperature control agent and a filler, and has a remarkable waterproof effect. The modified asphalt waterproof coiled material layer is a waterproof coiled material made of modified asphalt. The DNC non-cured rubber asphalt waterproof coating and the modified asphalt waterproof coiled material are used as the roof waterproof layer 33, and can achieve a good waterproof effect. Preferably, the thickness of the DNC non-cured rubber asphalt waterproof coating layer and the modified asphalt waterproof roll layer is 2 mm.
A protective layer 34 is arranged above the top plate waterproof layer 33, the protective layer 34 is the outermost layer of the underwater subway station top waterproof composite structure 30, the protective layer 34 is a fine stone concrete layer, namely the protective layer 34 is formed by pouring fine stone concrete, and the fine stone concrete refers to concrete with the maximum particle size of coarse aggregate not larger than 15 mm. Preferably, the protective layer 34 is C20 fine-grained concrete, that is, fine-grained concrete with a strength of 20. The protective layer 34 may form a layer of protection on the outermost layer of the waterproof top structure 30 for protection.
Fig. 3 is the enlarged view of part a in fig. 1 of the utility model, as shown in fig. 3, even pre-buried steel sheet 11 has been pre-buried on the wall 10, pre-buried steel sheet 11 is used for welding with the waterproof enhancement layer 32 of the waterproof composite structure 30 in subway station top under water to make the steel sheet of the waterproof enhancement layer 32 of steel sheet and the pre-buried steel sheet 11 of wall 10 link to each other and become a whole, form seamless connection, play apparent waterproof effect.
As shown in fig. 3, since the steel plate waterproof reinforcing layer 32 is inclined, a certain inclination angle is formed between the steel plate waterproof reinforcing layer 32 and the ground wall 10, and the embedded steel plate 11 is vertically disposed, in order to facilitate welding the vertical embedded steel plate 11 and the inclined steel plate waterproof reinforcing layer 32, the embedded steel plate 11 may be bent to form a bent portion 111, and as shown in fig. 3, the bent portion 111 is welded to the steel plate waterproof reinforcing layer 32. The angle that the kink 111 is buckled is unanimous with the inclination of waterproof reinforcing layer 32 of steel sheet, enables kink 111 and the more laminating of waterproof reinforcing layer 32 of steel sheet like this, and the welding effect is better.
In addition, in order to facilitate welding of the steel plate waterproof reinforcing layer 32 and the embedded steel plate 11, the steel plate 40 may be lapped to serve as an intermediate transition piece, and welding is achieved. Fig. 4 is the structure schematic diagram that the waterproof enhancement layer of steel sheet, overlap joint steel sheet, pre-buried steel sheet are connected, as shown in fig. 4, because pre-buried steel sheet 11 is pre-buried in even headwall 10, will directly with pre-buried steel sheet 11 and the waterproof enhancement layer of steel sheet 32 welded, the operation gets up and has certain degree of difficulty and error, so can prepare an overlap joint steel sheet 40, because overlap joint steel sheet 40 is not fixed in the wall body, but the activity steel sheet, so the operation is got up more in a flexible way. As shown in fig. 4, the bending part 111 of the pre-buried steel plate 11 is welded to the edge of the top of the lap-joint steel plate 40, full welding is adopted, and the welding quality meets the waterproof requirement of the steel structure. Then the bottom of the lapping steel plate 40 is welded with the steel plate waterproof reinforcing layer 32, that is to say, the bottom of the whole lapping steel plate 40 is welded on the steel plate waterproof reinforcing layer 32, thus increasing the welding strength.
The width of the lap steel plate 40 is 400-600mm, and the width of the embedded steel plate 11 is 300-500 mm. In a preferred embodiment, the thickness of the steel plate of the waterproof reinforcing layer 32 is 4mm, the size of the pre-buried steel plate 11 is 400 × 4mm, the size of the lap-joint steel plate 40 is 500 × 4mm, and the width of the bent portion 111 of the pre-buried steel plate 11 is 200mm, that is, 200mm is bent from the pre-buried steel plate 11 with the width of 400mm to be welded with the lap-joint steel plate 40.
The utility model also discloses a subway station 1, as shown in FIG. 1, subway station 1 includes as above the waterproof composite construction 30 in subway station top under water. The utility model discloses subway station 1 has adopted above-mentioned subway station top waterproof composite structure 30 under water, so have the above-mentioned beneficial effect that subway station top waterproof composite structure 30 has under water at least, repeated redundant description is no longer repeated here.
Generally when the wall body at subway station 1 is pouring the shaping, all can form induced seam, the utility model discloses induced seam department at subway station 1's side wall 20 is provided with the stagnant water structure, and the stagnant water structure buries one or more in formula steel limit rubber waterstop, outer formula waterstop, steel sheet waterstop and the stagnant water glue of meeting water inflation for well, can promote water-proof effects like this.
In addition, as shown in fig. 1, the subway station 1 is two-layer, and as a matter of course, the layer plate 50 for layering is arranged between layers, the buried steel edge rubber water stop is buried in the layer plate 50, and the buried steel edge rubber water stop is also buried in the bottom plate 60 of the subway station 1, so that the water stop is buried in the side wall 20, the layer plate 50 and the bottom plate 60 of the subway station 1, and the underwater waterproof composite structure 30 at the top of the subway station is combined, so that the whole subway station 1 forms a whole waterproof structure, and the waterproof effect is better.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The underwater subway station top waterproof composite structure is characterized by comprising a top plate (31), a steel plate waterproof reinforcing layer (32), a top plate waterproof layer (33) and a protective layer (34) which are sequentially arranged from bottom to top; the subway station is characterized in that embedded steel plates (11) are arranged on the ground connecting walls (10) on two sides of the subway station, bent portions (111) bent towards the top of the subway station (1) are arranged on the embedded steel plates (11), and the steel plate waterproof reinforcing layers (32) are welded with the bent portions (111) of the embedded steel plates (11).
2. The underwater subway station roof waterproof composite structure as claimed in claim 1, wherein said roof plate (31) includes a roof plate concrete layer, said roof plate concrete layer being doped with polypropylene fiber.
3. The underwater subway station top waterproof composite structure as claimed in claim 1, wherein said steel plate waterproof reinforcing layer (32) is a steel plate with a thickness of 3-5 mm.
4. The underwater subway station roof waterproof composite structure as claimed in claim 1, wherein said roof waterproof layer (33) comprises a DNC non-cured rubber asphalt waterproof coating layer and a modified asphalt waterproof roll layer.
5. The underwater subway station roof waterproof composite structure as claimed in claim 1, wherein said protective layer (34) is a fine stone concrete layer.
6. The underwater subway station top waterproof composite structure as claimed in claim 1, wherein said steel plate waterproof reinforcing layer (32) is welded to said bending part (111) of said embedded steel plate (11) through an overlapping steel plate (40), an edge of the top of said overlapping steel plate (40) is welded to said bending part (111) of said embedded steel plate (11), and the bottom of said overlapping steel plate (40) is welded to said steel plate waterproof reinforcing layer (32).
7. The underwater subway station top waterproof composite structure as claimed in claim 6, wherein the width of said lap steel plate (40) is 400-600mm, and the width of said pre-buried steel plate (11) is 300-500 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921254672.XU CN210507529U (en) | 2019-08-05 | 2019-08-05 | Waterproof composite structure at top of underwater subway station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921254672.XU CN210507529U (en) | 2019-08-05 | 2019-08-05 | Waterproof composite structure at top of underwater subway station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210507529U true CN210507529U (en) | 2020-05-12 |
Family
ID=70587613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921254672.XU Active CN210507529U (en) | 2019-08-05 | 2019-08-05 | Waterproof composite structure at top of underwater subway station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210507529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235646A (en) * | 2021-06-04 | 2021-08-10 | 中建七局安装工程有限公司 | Construction method for crossing subway station on comprehensive pipe rack |
-
2019
- 2019-08-05 CN CN201921254672.XU patent/CN210507529U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235646A (en) * | 2021-06-04 | 2021-08-10 | 中建七局安装工程有限公司 | Construction method for crossing subway station on comprehensive pipe rack |
| CN113235646B (en) * | 2021-06-04 | 2023-03-07 | 中建七局安装工程有限公司 | Construction method for crossing subway station on comprehensive pipe rack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110904740A (en) | Roadbed and method for controlling differential settlement of high-speed railway road and bridge transition section | |
| CN212452335U (en) | Box culvert seal structure | |
| CN107237260A (en) | Structure is longitudinally continuous using the floorings of UHPC clad cans | |
| CN104594191A (en) | Corrugated steel plate built-in seamless expansion device between girder and bridge abutment and construction method of seamless expansion device | |
| CN210507529U (en) | Waterproof composite structure at top of underwater subway station | |
| CN204000602U (en) | A kind of bridge main beam seamless expansion-contraction devices based on corrugated steel | |
| CN107859059A (en) | Prefabricated sandwich side wall and prefabricated overlapping bottom plate connecting joint structure and its construction method | |
| CN106065564B (en) | A kind of seamless bridge of steel-concrete combined structure monoblock type | |
| CN107476340A (en) | A kind of subway tunnel and the new Joining Structure and its construction method at enlarging station | |
| CN109457547A (en) | A kind of bridging type connection reinforcing structure of concrete filled steel tube and sleeper block | |
| CN207062759U (en) | Structure is longitudinally continuous using the floorings of UHPC clad cans | |
| CN210946903U (en) | Water stop structure of concrete main body deformation joint | |
| CN204000601U (en) | Gapless stretching device between a kind of bridge beam end and abutment | |
| CN105937204B (en) | A kind of Large-span Steel Box Beam rigidity cooperative type composite deck is mated formation Rotating fields and its construction method | |
| CN110184907B (en) | Steel-concrete combined bridge expansion device | |
| CN204475161U (en) | Arch reinforcing bar between beam-ends and abutment is put more energy into type seamless process stretching device | |
| CN206298821U (en) | Simply supported girder bridge composite connection board is constructed | |
| CN206800193U (en) | A kind of durable cement concrete bridge floor composite pavement structure | |
| CN106638280B (en) | The Integral Abutment structure and construction method of soil pressure and sedimentation of banketing after console | |
| CN209384032U (en) | A kind of bridging type connection reinforcing structure of concrete filled steel tube and sleeper block | |
| CN214574744U (en) | Deformation joint structure of roof track playground | |
| CN209958393U (en) | Laminated pipe gallery connected by extrusion sleeve | |
| CN104652292B (en) | The bridge deck structure strengthening reconstruction method of prestressed concrete trussed combination arch bridge | |
| CN210766907U (en) | Waterproof structure for plugging rear holes of bottom plate | |
| US20120286055A1 (en) | Systems and related methods involving isolation tubs |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |