CN220487611U - Large-span column-free vault structure formwork device for subway station - Google Patents
Large-span column-free vault structure formwork device for subway station Download PDFInfo
- Publication number
- CN220487611U CN220487611U CN202322256831.2U CN202322256831U CN220487611U CN 220487611 U CN220487611 U CN 220487611U CN 202322256831 U CN202322256831 U CN 202322256831U CN 220487611 U CN220487611 U CN 220487611U
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- shaping
- bracket
- shaping bracket
- subway station
- vault structure
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- 238000009415 formwork Methods 0.000 title claims description 16
- 238000007493 shaping process Methods 0.000 claims abstract description 60
- 229910000831 Steel Inorganic materials 0.000 claims description 35
- 239000010959 steel Substances 0.000 claims description 35
- 238000010276 construction Methods 0.000 abstract description 17
- 230000000087 stabilizing effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of vault structure die frames, in particular to a large-span non-column vault structure die frame device for a subway station. The top of the shaping bracket is arc-shaped, the bottom of the shaping bracket is horizontal, a support is arranged in the shaping bracket, the vertical stress of the vertical rod of the frame body is ensured to be in the vertical direction, so that the support stability of the frame body is ensured, a row of embedded bolts are embedded in the pouring of the side wall at the lower part of the construction joint, the foundation is in a taper joint mode, and an external connecting rod can be added after the shaping bracket is removed, so that the shaping bracket and the embedded bolts are fastened and connected, and the shaping bracket can be connected into a whole when the arc-shaped template bracket is installed, and the shaping bracket has an excellent stabilizing effect.
Description
Technical Field
The utility model relates to the technical field of vault structure formwork, in particular to a large-span non-column vault structure formwork device for a subway station.
Background
In recent years, the proportion of subways as urban traffic infrastructure in the urban process is continuously increased, meanwhile, the construction difficulty is also continuously increased, and a plurality of domestic subway stations adopt an arc-shaped vault structural design, so that in order to ensure the safety and the structural forming quality of the structural construction process, a construction mode which has high safety coefficient, is easy to operate and can ensure the construction safety and the construction quality must be selected;
the traditional large-span ultrahigh vault structure is difficult to construct and difficult to guarantee in quality, has larger limitation, and the construction method is described aiming at the construction technology of the large-span non-column vault structure of the subway station. The shaping arch frame and small steel mould system is unfolded around the concepts of construction safety and shaping quality, so that the shaping quality of the arch structure is improved from the aspects of high-altitude operation safety, easiness in operation and the like, and the construction safety of the high-count mould frame is ensured;
therefore, a large-span column-free vault structure formwork device for a subway station is provided for solving the problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a large-span column-free vault structure formwork device for a subway station, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the large-span column-free vault structure formwork device for the subway station comprises a shaping bracket, wherein a small steel die is arranged on the periphery of the shaping bracket in a lap joint mode, a hook bolt is arranged in the small steel die in a penetrating mode, an embedded bolt is arranged on the bottom of the shaping bracket in a penetrating mode, a conical joint is arranged on the right side of the outer wall of the embedded bolt in a nested mode, an outer connecting rod is arranged on the right side of the conical joint in a embedded mode, and a double steel tube is arranged on the right side of the outer connecting rod in a lap joint mode;
preferably, steel pipe cards are fixedly arranged on the right sides of the double steel pipes.
Preferably, the right side laminating of steel pipe card is installed the nut.
Preferably, the shaping bracket is cut into ten small shaping brackets, the shaping brackets are connected through bolts, the top of the shaping bracket is arc-shaped, the bottom of the shaping bracket is horizontal, and a support is arranged in the shaping bracket to ensure that the vertical stress of the shaping bracket is in the vertical direction.
Preferably, the shaping bracket is connected with the small steel die through a template pin.
The utility model has the technical effects and advantages that:
1. compared with the prior art, this kind of subway station large-span does not have post vault structure die carrier device is the shaping bracket top when using, the bottom is the level, inside is equipped with the support, ensure that the vertical atress of support body pole setting is the vertical direction, so as to guarantee the support stability of support body, and it is firm with collude first screw connection between shaping bracket and the little steel mould, pre-buried one row of embedded bolt when the side wall of construction joint lower part is pour, the lower margin adopts the mode of taper joint, can add the outer connecting rod after the form removal, make shaping bracket and embedded bolt carry out fastening connection, link into whole shaping bracket when can be used to install arc template support, it has good stable effect.
Drawings
FIG. 1 is a cross-sectional view of an integral dome structure formwork of the present utility model.
FIG. 2 is a schematic view of the installation of the integral small steel form and the forming bracket of the present utility model.
FIG. 3 is a view showing the position of the integral side wall construction joint and embedded part.
FIG. 4 is a schematic view of the entire anchor bolt and reinforcement of the present utility model.
The reference numerals are: 1. shaping brackets; 2. a small steel die; 3. a hook bolt; 4. embedding bolts; 5. a conical joint; 6. an outer link; 7. double steel pipes; 8. steel pipe clamping pieces; 9. and (3) a nut.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
The large-span column-free vault structure formwork device for the subway station comprises a shaping bracket 1, wherein a small steel die 2 is installed on the periphery of the shaping bracket 1 in a lap joint mode, a hook bolt 3 is installed in the small steel die 2 in a penetrating mode, an embedded bolt 4 is installed in the bottom of the shaping bracket 1 in a penetrating mode, a conical joint 5 is installed on the right side of the outer wall of the embedded bolt 4 in a nested mode, an outer connecting rod 6 is installed on the right side of the conical joint 5 in a embedded mode, a double steel pipe 7 is installed on the right side of the outer connecting rod 6 in a lap joint mode, a steel pipe card 8 is fixedly installed on the right side of the double steel pipe 7, and a nut 9 is installed on the right side of the steel pipe card 8 in a lamination mode.
Wherein: during construction, each shaping bracket 1 is cut into ten small shaping brackets 1, the shaping brackets 1 are connected by bolts, the top of each shaping bracket 1 is arc-shaped, the bottom of each shaping bracket is horizontal, and a support is arranged in each shaping bracket to ensure that the vertical stress of a vertical rod of a frame body is in a vertical direction so as to ensure the support stability of the frame body; after the shaping bracket 1 is assembled, a small steel die 2 with 600 x 900mm is paved on the upper part of the shaping bracket and is connected by adopting a template pin, the shaping bracket 1 and the small steel die 2 are firmly connected by using a hook bolt 3, balance and stability are ensured, a construction joint is arranged at the position 50cm below axillary angles at two sides of the vault of the shaping bracket 1, a row of embedded bolts 4 are embedded in the pouring of side walls at the lower part of the construction joint, the foundation adopts a taper joint 5 mode, an outer connecting rod 6 can be added after the shaping bracket is disassembled, a double steel pipe 7 is used for being arranged on the inner side of the shaping bracket 1 and screwing nuts 9, so that a steel pipe card 8 and the double steel pipe 7 are used for extruding and fixing the shaping bracket 1, the shaping bracket 1 and the embedded bolts 4 are fastened and connected, and the shaping bracket 1 can be connected into a whole when the arc-shaped template bracket is installed, and has excellent stabilizing effect.
The working process of the utility model is as follows:
when the large-span non-column vault structure formwork device for the subway station is used, the top of the shaping bracket 1 is arc-shaped, the bottom of the shaping bracket is horizontal, a support is arranged in the shaping bracket, vertical stress of a vertical rod of the frame body is guaranteed to be in a vertical direction, so that support stability of the frame body is guaranteed, the shaping bracket 1 and the small steel mould 2 are firmly connected through the hook bolt 3, balance and stability are guaranteed, a construction joint is arranged at a position 50cm below armpit angles at two sides of the vault of the shaping bracket 1, a row of embedded bolts 4 are embedded in the lower side wall of the construction joint in a pouring mode, the foundation adopts a taper joint 5 mode, an outer connecting rod 6 can be added after the formwork is removed, a double steel pipe 7 is used for being arranged at the inner side of the shaping bracket 1 and screwing nuts 9, and therefore the steel pipe clamping piece 8 and the double steel pipe 7 are used for extruding and fixing the shaping bracket 1, and the embedded bolts 4 are tightly connected, and the large-span non-column vault structure formwork device has excellent stability effects, and is the working process and working principle.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. The utility model provides a subway station large-span does not have post vault structure die carrier device, includes design bracket (1), its characterized in that: the periphery of the shaping bracket (1) is lapped and provided with a small steel die (2);
the inside of little steel mould (2) runs through and installs collude first screw (3), the bottom of design bracket (1) runs through and installs embedded bolt (4), conical joint (5) are installed in embedded outer wall right side of embedded bolt (4), outer connecting rod (6) are installed in the right side embedding of conical joint (5), double steel pipe (7) are installed in the right side outer wall overlap joint of outer connecting rod (6).
2. The large-span non-column vault structure formwork apparatus of a subway station according to claim 1, wherein: and a steel pipe clamping piece (8) is fixedly arranged on the right side of the double steel pipes (7).
3. The large-span non-column vault structure formwork apparatus of a subway station according to claim 2, wherein: the right side of the steel pipe clamping piece (8) is provided with a nut (9) in a fitting mode.
4. The large-span non-column vault structure formwork apparatus of a subway station according to claim 1, wherein: the shaping bracket (1) is cut into ten small shaping brackets (1), the shaping brackets (1) are connected through bolts, the top of the shaping bracket (1) is arc-shaped, the bottom of the shaping bracket is horizontal, and a support is arranged in the shaping bracket to ensure that the vertical stress of the shaping bracket (1) is in the vertical direction.
5. The large-span non-column vault structure formwork apparatus of a subway station according to claim 1, wherein: the shaping bracket (1) is connected with the small steel die (2) through a template pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322256831.2U CN220487611U (en) | 2023-08-22 | 2023-08-22 | Large-span column-free vault structure formwork device for subway station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322256831.2U CN220487611U (en) | 2023-08-22 | 2023-08-22 | Large-span column-free vault structure formwork device for subway station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220487611U true CN220487611U (en) | 2024-02-13 |
Family
ID=89839681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322256831.2U Active CN220487611U (en) | 2023-08-22 | 2023-08-22 | Large-span column-free vault structure formwork device for subway station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220487611U (en) |
-
2023
- 2023-08-22 CN CN202322256831.2U patent/CN220487611U/en active Active
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