CN219137746U - Prefabricated rail top air duct connection structure based on foamed ceramic composite board - Google Patents
Prefabricated rail top air duct connection structure based on foamed ceramic composite board Download PDFInfo
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- CN219137746U CN219137746U CN202222696769.4U CN202222696769U CN219137746U CN 219137746 U CN219137746 U CN 219137746U CN 202222696769 U CN202222696769 U CN 202222696769U CN 219137746 U CN219137746 U CN 219137746U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses a prefabricated rail top air duct connecting structure based on a foamed ceramic composite board, which comprises a prefabricated hanging column, a foamed ceramic composite side wall board, a prefabricated air duct bottom board and steel plates, wherein the foamed ceramic composite side wall board is arranged on the left side and the right side of the prefabricated rail top air duct, the steel plates are longitudinally pre-embedded on the two side edges of the foamed ceramic composite side wall board respectively, the steel plates extend out of the side surfaces of the foamed ceramic composite side wall board, round holes are formed in the steel plates, the steel plates are longitudinally pre-embedded on the prefabricated hanging column, the steel plates extend out of the two sides of the pre-embedded hanging column, the two side edges of the foamed ceramic composite side wall board are connected with the prefabricated hanging column through the steel plates, and a bracket is arranged on one side surface of the pre-embedded hanging column.
Description
Technical Field
The utility model relates to the field of underground engineering of subway stations, in particular to a prefabricated rail top air duct connecting structure based on a foamed ceramic composite board.
Background
In recent years, the country has developed assembled buildings greatly, and the construction modes of factory prefabrication and assembly construction are implemented, for example, the development plan of Tianjin city assembled building thirteen-five of Tianjin city building commission is issued, and the underground engineering such as future rail transit is clear to realize the assembled construction. The application of assembly technology to subway stations is an important development direction in the future rail transit field. The method is environment-friendly, energy-saving and low-carbon building materials are also one of measures for realizing carbon neutralization in the future.
The prefabricated rail top air duct is a main component applied to a subway station by the existing assembly technology, the traditional cast-in-situ construction method has the problems of small construction working face, great difficulty in procedures such as steel bar binding, formwork erection and concrete pouring, high technical requirements on workers, high safety risk coefficient of operators and the like during construction, and large later leakage and quality hidden trouble. The prefabricated rail top air duct adopts the most all concrete components at present, has large overall weight, is difficult to hoist, transport and assemble, and has the defects of high manufacturing cost, environmental protection of construction materials and the like. The traditional cast-in-situ node is adopted for connection, and the quality cannot be ensured due to high construction difficulty.
Disclosure of Invention
The utility model aims to solve the problems, and provides a prefabricated rail top air duct connecting structure based on a foamed ceramic composite board, which reduces the dead weight of the rail top air duct, improves the hoisting efficiency, ensures the precision of connecting nodes and solves the problem of fixing the connecting nodes.
The utility model adopts the technical scheme that:
the utility model provides a prefabricated rail roof wind channel connection structure based on foaming ceramic composite sheet, including prefabricated davit, foaming ceramic composite side wallboard, prefabricated wind channel bottom plate and steel sheet, the left side and the right side in prefabricated rail roof wind channel set up foaming ceramic composite side wallboard, foaming ceramic composite side wallboard's both sides border vertically pre-buried respectively has the steel sheet, the steel sheet stretches out foaming ceramic composite side wallboard's side, the round hole has been seted up on the steel sheet, along vertically pre-buried have the steel sheet on the prefabricated davit, the steel sheet stretches out the both sides of prefabricated davit, foaming ceramic composite side wallboard's both sides limit passes through the steel sheet and is connected with the prefabricated davit, the steel sheet on the foaming ceramic composite side wallboard corresponds with the steel sheet on the prefabricated davit and passes through expansion bolts connection, one side of prefabricated davit sets up the bracket, the chemistry crab-bolt hole is reserved to the middle part of bracket, four apex angles of prefabricated wind channel bottom plate are connected respectively on four pre-fabricated davits brackets, the prefabricated wind channel bottom plate passes through chemistry cross-under with the bolt hole and chemical crab-bolt bottom plate fastening on the prefabricated davit, the upper portion of prefabricated davit is along vertical pre-buried, the top of prefabricated davit, the upper portion of the prefabricated davit stretches out the main part of the jib, the top of the jib is used for connecting with the medium plate of prefabricated davit.
The foamed ceramic composite side wall board is formed by compositing a foamed ceramic plate and a foamed cement plate.
Both sides of the foaming cement board are compounded with foaming ceramic boards.
The steel plate on the prefabricated hanging column is pre-buried at one side.
The bracket is arranged at the column height of 1/3 of the prefabricated hanging column.
The foaming ceramic composite side wall plate and the prefabricated hanging column are hermetically adjusted through standard hexagonal nuts by utilizing connecting nodes of the steel plates and the expansion bolts, and the expansion bolts are electrically welded and connected with the standard hexagonal nuts.
The utility model has the beneficial effects that: the connecting node is simple in connection operation, high in construction speed, short in whole construction period and good in connecting node integrity, each bolt node is fixed by the welding seam, the whole stability of the component is improved, the side wall plate is a foamed ceramic composite side wall plate, the side wall plate is light in weight, high in strength, corrosion resistant, good in sound insulation and noise reduction effects, the fireproof grade reaches A1 level, the integral weight of the prefabricated rail roof air duct can be effectively reduced when the connecting node is applied to the rail roof air duct, the raw material sources for preparing the foamed ceramic composite side wall plate are simple and easy to obtain, the connecting node belongs to an environment-friendly material, energy conservation, carbon reduction and environment protection are facilitated, and meanwhile, the cost of the prefabricated rail roof air duct is reduced.
Drawings
FIG. 1 is a schematic view of a split of a prefabricated rail roof air duct member of the present utility model.
FIG. 2 is a schematic view of a foamed ceramic composite sidewall panel of the present utility model.
Fig. 3 is a schematic structural view of the prefabricated hanging column of the present utility model after embedding a hanging rod.
Fig. 4 is a schematic structural view of the foamed ceramic composite side wall panel and the prefabricated hanging column of the present utility model after embedding steel plates.
FIG. 5 is a schematic view of the joint between the prefabricated hanging column and the foamed ceramic composite side wall plate.
FIG. 6 is a schematic view of the connection nodes between the prefabricated hanging columns and the prefabricated air duct bottom plate of the utility model.
Fig. 7 is a schematic diagram of the connection of the present utility model with a main plate of a subway station.
Wherein: 1-prefabricating a hanging column; 2-foaming ceramic composite side wall plate; 21-a foamed ceramic plate; 22-foaming cement board; 3-prefabricating an air duct bottom plate; 31-bolt holes; 4-hanging rods; 5-corbels; 51-chemical anchor hole; 6-a steel plate; 7-chemical anchor bolts; 8-expansion bolts; 9-a main body middle plate.
Detailed Description
The utility model provides a prefabricated rail roof wind channel connection structure based on foaming ceramic composite sheet, including prefabricated davit 1, foaming ceramic composite side wall board 2, prefabricated wind channel bottom plate 3 and steel sheet 6, the left side and the right side in prefabricated rail roof wind channel set up foaming ceramic composite side wall board 2, the both sides border of foaming ceramic composite side wall board 2 vertically pre-buried respectively has steel sheet 6, steel sheet 6 stretches out the side of foaming ceramic composite side wall board 2, the round hole has been seted up on steel sheet 6, along vertically pre-buried steel sheet 6 on the prefabricated davit 1, steel sheet 6 stretches out the both sides of prefabricated davit 1, the both sides limit of foaming ceramic composite side wall board 2 is connected with prefabricated davit 1 through steel sheet 6, steel sheet 6 on the foaming ceramic composite side wall board 2 is corresponding and is connected through expansion bolts 8 on the steel sheet 6 on the prefabricated davit 1, one side of prefabricated davit 1 sets up bracket 5, chemistry crab-bolt hole 51 is reserved to the middle part of bracket 5, four apex angles of prefabricated wind channel bottom plate 3 are connected on the bracket 5 of four davit 5 respectively, prefabricated wind channel bottom plate 3 is through chemistry 7 cross-bolts 31 and the crab-bolts that the crab-bolts of chemistry jack-bolts connect in the chemistry pre-bolt hole 3 in the prefabricated davit 1 to the precast pile 1, the precast pile 1 is used for the precast pile 1 to reserve the top portion of crab-bolt portion 4 with the precast pile 1, the precast pile portion is used for prefabrication portion to reserve the top portion of precast pile 4 in the top portion of precast pile 4 after the crab-bolt portion is connected with chemistry hole 1.
The foamed ceramic composite side wall plate 2 is formed by compositing a foamed ceramic plate 21 and a foamed cement plate 22.
Both sides of the foamed cement board 22 are compounded with a foamed ceramic board 21.
The steel plate 6 on the prefabricated hanging column 1 is pre-buried at one side so as to correspond to the pre-buried steel plate 6 on the foamed ceramic composite side wall plate 2, and the opposite steel plate 6 is connected by the expansion bolts 8.
The bracket 5 is arranged at the column height of 1/3 of the prefabricated hanging column 1, and the bracket 5 is used for supporting the prefabricated air duct bottom plate 3.
The connecting node of the foamed ceramic composite side wall plate 2 and the prefabricated hanging column 1 is closed and adjusted through a standard hexagonal nut by utilizing the steel plate 6 and the expansion bolts 8, and after the construction requirement is met, the expansion bolts 8 are electrically welded and connected with the standard hexagonal nut to play a permanent fixing role, and when the foamed ceramic composite side wall plate 2 is connected with the prefabricated hanging column 1, the position is judged by vertically and coaxially arranging the upper expansion bolts 8 and the lower expansion bolts 8 on the same side, so that the accurate positioning between the foamed ceramic composite side wall plate 2 and the prefabricated hanging column 1 is ensured.
During construction, the foaming ceramic composite side wall plate 2 and the prefabricated hanging column 1 are connected through the embedded steel plate 6, the embedded steel plate 6 is connected with the expansion bolts 8 into a whole, the connection joint of the steel plate 6 and the expansion bolts 8 is closed and regulated through the standard hexagonal nuts, the expansion bolts 8 and the standard hexagonal nuts are welded firmly through electric welding after the construction requirement is met, the permanent fixing effect is achieved, the foaming ceramic composite side wall plate 2 and the prefabricated hanging column 1 are accurately positioned, the positioning is judged on the same straight line through the upper expansion bolt 8 and the lower expansion bolt 8 on the same side, the prefabricated hanging column 1 and the prefabricated air duct bottom plate 3 are connected into a whole through the chemical anchor bolts 7, mortar blocking is carried out on the reserved bolt holes 31 and reserved chemical anchor bolt holes 51 gaps after the connection, and after the assembly of an air duct based on the foaming ceramic composite plate prefabricated rail top is completed, the air duct is integrally hoisted and connected with the subway station main middle plate 9 through the hanging rod 4.
The connecting structure is simple and convenient, the construction speed is high, the durability is good, the integrity is good, the quality is high, the safety and reliability are realized, the construction period is saved, the investment is saved, the mechanized assembly type construction is realized, the environment is protected, the energy is saved, the carbon is low, the energy is saved, the application is widely realized in the assembly type subway station, and the market prospect is wide.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (6)
1. The utility model provides a prefabricated rail roof wind channel connection structure based on foaming ceramic composite sheet, a serial communication port, including prefabricated davit (1), foaming ceramic composite side wall board (2), prefabricated wind channel bottom plate (3) and steel sheet (6), the left side and the right side in prefabricated rail roof wind channel set up foaming ceramic composite side wall board (2), the both sides border of foaming ceramic composite side wall board (2) vertically pre-buried respectively have steel sheet (6), the side of foaming ceramic composite side wall board (2) is stretched out to steel sheet (6), round hole has been seted up on steel sheet (6), steel sheet (6) along vertical pre-buried on prefabricated davit (1), the both sides limit of foaming ceramic composite side wall board (2) are connected with prefabricated davit (1) through steel sheet (6), steel sheet (6) on foaming ceramic composite side wall board (2) are corresponding and steel sheet (6) on prefabricated davit (1) and are connected through expansion bolts (8), one side of davit sets up bracket (5), the middle part chemistry hole (51) of bracket (5), four apex angles of prefabricated wind channel (3) are reserved on four pre-prefabricated holes (5) of four air channel top angles of precast bottom plate (31) respectively, the prefabricated air duct bottom plate (3) is fastened on the prefabricated hanging column (1) through the chemical anchor bolts (7) in the bolt holes (31) and the chemical anchor bolt holes (51), the upper portion of the prefabricated hanging column (1) is longitudinally embedded with the hanging rod (4), the upper portion of the hanging rod (4) extends out of the top of the prefabricated hanging column (1), and the hanging rod (4) is used for being connected with the main body middle plate (9).
2. The prefabricated rail top air duct connecting structure based on the foamed ceramic composite board according to claim 1, wherein the foamed ceramic composite side wall board (2) is formed by compounding a foamed ceramic board (21) and a foamed cement board (22).
3. The prefabricated rail top air duct connecting structure based on the foamed ceramic composite board as claimed in claim 2, wherein both sides of the foamed cement board (22) are compounded with the foamed ceramic board (21).
4. The prefabricated rail top air duct connecting structure based on the foamed ceramic composite board as claimed in claim 1, wherein the steel plate (6) on the prefabricated hanging column (1) is pre-buried at one side.
5. The prefabricated rail top air duct connecting structure based on the foamed ceramic composite board as claimed in claim 1, wherein the bracket (5) is arranged at the column height of 1/3 of the prefabricated hanging column (1).
6. The prefabricated rail top air duct connecting structure based on the foamed ceramic composite board according to claim 1, wherein the connecting node of the foamed ceramic composite side wall board (2) and the prefabricated hanging column (1) is hermetically adjusted through a standard hexagonal nut by utilizing a steel plate (6) and an expansion bolt (8), and the expansion bolt (8) is electrically welded and connected with the standard hexagonal nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222696769.4U CN219137746U (en) | 2022-10-13 | 2022-10-13 | Prefabricated rail top air duct connection structure based on foamed ceramic composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222696769.4U CN219137746U (en) | 2022-10-13 | 2022-10-13 | Prefabricated rail top air duct connection structure based on foamed ceramic composite board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219137746U true CN219137746U (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222696769.4U Active CN219137746U (en) | 2022-10-13 | 2022-10-13 | Prefabricated rail top air duct connection structure based on foamed ceramic composite board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219137746U (en) |
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2022
- 2022-10-13 CN CN202222696769.4U patent/CN219137746U/en active Active
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