CN219262449U - Detachable tunnel end isolating door - Google Patents
Detachable tunnel end isolating door Download PDFInfo
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- CN219262449U CN219262449U CN202223136685.1U CN202223136685U CN219262449U CN 219262449 U CN219262449 U CN 219262449U CN 202223136685 U CN202223136685 U CN 202223136685U CN 219262449 U CN219262449 U CN 219262449U
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- steel pipe
- wall
- tunnel end
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- door
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The utility model discloses a detachable tunnel end isolation door which is arranged at a tunnel end, wherein a tunnel embedded part is arranged at the inner wall of the tunnel end and is connected with a main steel pipe of a plugging wall, the main steel pipe of the plugging wall is spliced into a steel structure of the plugging wall, a door frame body of the plugging wall is formed by enclosing the steel structure of the plugging wall, and a isolation door main body is arranged in the door frame body of the plugging wall. The utility model adopts the steel structure for plugging, greatly reduces the mass of field wet operation, reduces the pollution degree, shortens the construction period, improves the efficiency, has high construction precision, has smooth and beautiful appearance, simultaneously, each standard prefabricated module has light dead weight, can realize the work of carrying, mounting and the like by relying on manpower, is convenient for disassembly in the later stage, can greatly reduce the workload of disassembly in the later stage in the field compared with reinforced concrete, has no dust and has almost no influence on the operation of the existing line.
Description
Technical Field
The utility model belongs to the technical field of tunnel plugging, and particularly relates to a detachable tunnel end isolating door.
Background
At present, in the field of domestic rail transit, a reinforced concrete wall is adopted for blocking walls such as a tunnel early-stage opening section and a reserved access opening. The reinforced concrete wall plug is shown in fig. 1, and comprises a tunnel end 01, wherein transverse horizontal steel bars 02 and vertical steel bars 03 are arranged in the tunnel end 01 to plug the end. The cast-in-situ reinforced concrete plugging wall has the advantages of mature and simple construction process and good overall rigidity, and has the defects of large mass of field wet operation, difficult later disassembly, low efficiency, large dust, long construction period, certain influence on the operation of the existing line and the like.
Disclosure of Invention
The utility model provides a detachable tunnel end isolating door, which aims to solve the problems existing in the prior art.
The technical scheme of the utility model is as follows: can dismantle tunnel end division gate, set up in the tunnel end, the inner wall department of tunnel end is provided with tunnel built-in fitting, tunnel built-in fitting links to each other with shutoff wall main steel pipe, shutoff wall main steel pipe is assembled into shutoff wall steel construction, enclose in the shutoff wall steel construction and close and form shutoff wall door frame body, be provided with the division gate main part in the shutoff wall door frame body.
Furthermore, the main steel pipes of the plugging wall comprise a transverse main steel pipe and a longitudinal main steel pipe, and the middle part of the assembled main steel pipes forms a door frame body of the plugging wall.
Furthermore, a blocking area is formed among the transverse main steel pipe, the longitudinal main steel pipe and the inner wall of the shield end, and a blocking wall steel plate is arranged in the blocking area.
Still further, the isolation door main body comprises a main steel pipe, wherein the main steel pipe comprises a contour steel pipe forming an outer contour, a vertical steel pipe vertically supporting and reinforcing the contour steel pipe and a transverse steel pipe transversely supporting and reinforcing the contour steel pipe.
Furthermore, an extension block is arranged at the outer wall of one side of the profile steel pipe, a door shaft is arranged on the extension block, a connecting block with holes is arranged at the side wall of the main steel pipe of the plugging wall, and the door shaft is inserted into the connecting block to form a rotary support for opening and closing the main body of the isolation door.
Furthermore, the inner space of the profile steel pipe is divided into four supporting areas by the vertical steel pipe and the transverse steel pipe, and a secondary supporting structure is arranged in each supporting area.
Further, the secondary support structure comprises two secondary steel pipes, and the two secondary steel pipes are used for supporting the support area in a crossing mode.
Furthermore, the inner wall of the plugging wall door frame body is provided with a one-way opening limiting block, and the one-way opening limiting block props against one side of the isolating door body, so that the isolating door body is opened on one side.
Furthermore, one side of the profile steel pipe vertical steel pipe and one side of the profile steel pipe horizontal steel pipe are provided with plugging steel plates, and the plugging steel plates face to the unidirectional opening limiting block.
The beneficial effects of the utility model are as follows:
the utility model adopts the steel structure for plugging, greatly reduces pollution degree, shortens construction period, improves efficiency, has high construction precision, has smooth and beautiful appearance, simultaneously, each standard prefabricated module has light dead weight, can realize the work of carrying, mounting and the like by means of manpower, is convenient to detach in the later period, can greatly reduce the work load of detaching on site compared with reinforced concrete, has no dust and has almost no influence on the existing line operation.
Drawings
FIG. 1 is a schematic illustration of a prior art reinforced concrete wall plug according to the present utility model;
FIG. 2 is a schematic structural view of a main steel pipe according to the present utility model;
FIG. 3 is a schematic view of the structure of the isolation door body of the present utility model;
FIG. 4 is a schematic structural view of a tunnel embedment in the present utility model;
FIG. 5 is a schematic view of the structure of the plugging wall in the present utility model;
FIG. 6 is a schematic view of the structure of the latch of the present utility model;
FIG. 7 is a schematic view of a one-way opening stopper according to the present utility model;
wherein:
01. horizontal steel bar of tunnel end 02
03. Vertical steel bar
1. Tunnel embedded part of isolation door main body 2
3. Plugging wall
101 main steel pipe 102 secondary steel pipe
103 shutoff steel sheet 104 handle
105 latch 106 door leaf positioning hook
107 door spindle
201 pre-buried steel plate 202 anchor bolt
203 stiffening rib
301 plugging wall main steel pipe 302 plugging wall stiffening rib
303 the one-way stopper that opens of shutoff wall steel sheet 304.
Description of the embodiments
The present utility model will be described in detail below with reference to the drawings and examples:
as shown in fig. 1 to 7, a detachable tunnel end isolation door is arranged at a tunnel end 01, a tunnel embedded part 2 is arranged at the inner wall of the tunnel end 01, the tunnel embedded part 2 is connected with a main steel pipe 301 of a plugging wall, the main steel pipe 301 of the plugging wall is assembled into a steel structure of the plugging wall, a door frame body of the plugging wall is formed by enclosing in the steel structure of the plugging wall, and a isolation door main body 1 is arranged in the door frame body of the plugging wall.
The main steel tube 301 of the plugging wall comprises a transverse main steel tube and a longitudinal main steel tube, and the middle part of the assembled main steel tube and the assembled main steel tube forms a door frame body of the plugging wall.
And a blocking area is formed between the transverse main steel pipe and the inner wall of the tunnel end 01, and a blocking wall steel plate 303 is arranged in the blocking area.
The isolation door body 1 comprises a main steel pipe 101, wherein the main steel pipe 101 comprises a contour steel pipe forming an outer contour, a vertical steel pipe vertically supporting and reinforcing the contour steel pipe and a transverse steel pipe transversely supporting and reinforcing the contour steel pipe.
An extension block is arranged at the outer wall of one side of the profile steel pipe, a door shaft 107 is arranged on the extension block, a connecting block with holes is arranged at the side wall of the main steel pipe 301 of the plugging wall, and the door shaft 107 is inserted into the connecting block to form a rotary support for opening and closing the isolating door main body 1.
The inner space of the profile steel pipe is divided into four supporting areas by the vertical steel pipe and the transverse steel pipe, and a secondary supporting structure is arranged in each supporting area.
The secondary support structure comprises two secondary steel pipes 102, and the two secondary steel pipes 102 are in a cross shape to support the support area.
The inner wall department of shutoff wall door frame body is provided with one-way stopper 304 that opens, one side of isolation door main part 1 is withstood to one-way stopper 304 that opens to make isolation door main part 1 unilateral open.
One side of the profile steel pipe vertical steel pipe and one side of the profile steel pipe horizontal steel pipe are provided with a plugging steel plate 103, and the plugging steel plate 103 faces to a one-way opening limiting block 304.
Specifically, the main steel pipe 301 of the plugging wall forms a steel structure of the plugging wall, and the steel plate 303 of the plugging wall is arranged at the outer wall of the steel structure, so that the plugging wall 3 is formed.
Specifically, the main steel tube 301 of the plugging wall comprises a transverse main steel tube and a longitudinal main steel tube, the transverse main steel tube comprises a top steel tube, and two ends of the top steel tube are connected with the shield end 01.
The number of the longitudinal main steel pipes is two, the top of the longitudinal main steel pipes is connected with the top steel pipe, and the bottom of the longitudinal main steel pipes is connected with the tunnel end 01.
The transverse main steel pipe further comprises a side connecting steel pipe, one end of the side connecting steel pipe is connected with the outer wall of the longitudinal main steel pipe, and the other end of the side connecting steel pipe is connected with the tunnel end 01.
Specifically, the joint between the transverse main steel pipe and the longitudinal main steel pipe in the main steel pipe 301 of the plugging wall is provided with a stiffening rib 302 of the plugging wall, and the stiffening rib 302 of the plugging wall reinforces the joint.
Specifically, the plugging wall door frame body is formed by encircling a top steel pipe and two longitudinal main steel pipes.
Specifically, the tunnel embedded part 2 comprises an embedded steel plate 201, and the embedded steel plate 201 is welded and fixed with the main steel pipe 301 of the blocking wall.
An anchor bolt 202 is arranged in the tunnel end head 01, a through hole corresponding to the anchor bolt 202 is formed in the embedded steel plate 201, and a nut is screwed after the anchor bolt 202 passes through the through hole to fix the embedded steel plate 201.
Specifically, a stiffening rib 203 is disposed at the side wall of the embedded steel plate 201, and the stiffening rib 203 is used for reinforcing the embedded steel plate 201 and the main steel pipe 301 of the blocking wall.
Specifically, a handle 104 is provided at the side wall of the sealing steel plate 103, and the handle 104 is convenient for pulling the isolation door body 1 open.
Specifically, the side wall of the plugging steel plate 103 is provided with a latch 105, a through hole which is convenient for the latch 105 to pass through is formed in the profile steel pipe, a corresponding counter bore is formed in the plugging wall door frame body, and the latch 105 is inserted into the counter bore to realize locking of the isolation door body 1.
Specifically, the side wall of the plugging steel plate 103 is provided with a door leaf positioning hook 106, and the door leaf positioning hook 106 is matched with a pull rope at the inner wall of the shield end 01 to limit the opening angle of the isolating door body 1.
Yet another embodiment
The utility model provides a can dismantle tunnel end division gate includes division gate main part 1, tunnel built-in fitting 2, shutoff wall 3, and division gate main part 1 comprises division gate main part steel pipe 101 that the size is 80 x 6, the secondary steel pipe 102 that the size is 60 x 4, 3mm thick shutoff steel sheet 103, handle 104, latch 105, door leaf locating hook 106, door axle 107. The isolation door bodies may be spliced at the manufacturer or in the field.
The tunnel embedment 2 is composed of embedded steel plates 201 with the size of 440 x 320 x 15 and stiffening ribs 203 of M20 chemical anchors 202, 120 x 150.
The plugging wall 3 is composed of a main plugging wall steel pipe 301 with the size of 200 x 8, a stiffening rib 302 of the plugging wall, a plugging wall steel plate 303 with the thickness of 3mm and a one-way opening limiting block 304.
The installation process of the utility model is specifically as follows:
first, in a factory or a construction site, a primary steel pipe 101 and a secondary steel pipe 102 are welded and connected in the form of the figure to form a steel frame system.
Then, the seal steel plate 103 is welded to the steel structure frame, and the door accessory members such as the handle 104, the latch 105, the door leaf positioning hook 106, the door shaft 107, and the like are positioned and mounted on the seal steel plate.
And then, on the construction site, sequentially constructing an M20 chemical anchor bolt 202, an embedded steel plate 201 and a stiffening rib 203 on the existing structure according to the positioning of the main steel pipe 301 of the plugging wall in the plugging wall 3 to form a tunnel embedded part.
And then aligning the centers of the main steel pipe 301 of the blocking wall and the embedded steel plate 201 in the tunnel embedded part 2 according to the blocking wall 3, welding and connecting, and sequentially welding the stiffening rib 302 of the blocking wall, the steel plate 303 of the blocking wall and the one-way opening limiting block 304.
And finally, welding and connecting the assembled isolation door main body 1 and the plugging wall 3 on a construction site. Thus, the isolation door is completely blocked.
The utility model adopts the steel structure for plugging, greatly reduces pollution degree, shortens construction period, improves efficiency, has high construction precision, has smooth and beautiful appearance, simultaneously, each standard prefabricated module has light dead weight, can realize the work of carrying, mounting and the like by means of manpower, is convenient to detach in the later period, can greatly reduce the work load of detaching on site compared with reinforced concrete, has no dust and has almost no influence on the existing line operation.
Claims (9)
1. Can dismantle tunnel end division gate sets up in tunnel end (01), its characterized in that: the tunnel is characterized in that a tunnel embedded part (2) is arranged at the inner wall of the tunnel end (01), the tunnel embedded part (2) is connected with a main steel pipe (301) of the blocking wall, the main steel pipe (301) of the blocking wall is assembled into a steel structure of the blocking wall, a door frame body of the blocking wall is formed by enclosing in the steel structure of the blocking wall, and an isolating door body (1) is arranged in the door frame body of the blocking wall.
2. A removable tunnel end isolation door according to claim 1, wherein: the main steel tube (301) of the plugging wall comprises a transverse main steel tube and a longitudinal main steel tube, and the middle part of the assembled transverse main steel tube and the assembled longitudinal main steel tube forms a door frame body of the plugging wall.
3. A removable tunnel end isolation door according to claim 2, wherein: and a blocking area is formed among the transverse main steel pipe, the longitudinal main steel pipe and the inner wall of the tunnel end (01), and a blocking wall steel plate (303) is arranged in the blocking area.
4. A removable tunnel end isolation door according to claim 3, wherein: the isolating door body (1) comprises a main steel pipe (101), wherein the main steel pipe (101) comprises a contour steel pipe forming an outer contour, a vertical steel pipe vertically supporting and reinforcing the contour steel pipe and a transverse steel pipe transversely supporting and reinforcing the contour steel pipe.
5. The removable tunnel end isolation door of claim 4, wherein: an extension block is arranged at the outer wall of one side of the profile steel pipe, a door shaft (107) is arranged on the extension block, a connecting block with holes is arranged at the side wall of the main steel pipe (301) of the plugging wall, and the door shaft (107) is inserted into the connecting block to form a rotary support for opening and closing the main body (1) of the isolation door.
6. The removable tunnel end isolation door of claim 5, wherein: the inner space of the profile steel pipe is divided into four supporting areas by the vertical steel pipe and the transverse steel pipe, and a secondary supporting structure is arranged in each supporting area.
7. The removable tunnel end isolation door of claim 6, wherein: the secondary support structure comprises two secondary steel pipes (102), and the two secondary steel pipes (102) are used for supporting the support area in a cross mode.
8. The removable tunnel end isolation door of claim 7, wherein: the inner wall of the plugging wall door frame body is provided with a one-way opening limiting block (304), and the one-way opening limiting block (304) props against one side of the isolation door main body (1), so that the isolation door main body (1) is opened on one side.
9. The removable tunnel end isolation door of claim 8, wherein: one side of the profile steel pipe vertical steel pipe and one side of the profile steel pipe horizontal steel pipe are provided with a blocking steel plate (103), and the blocking steel plate (103) faces to a one-way opening limiting block (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223136685.1U CN219262449U (en) | 2022-11-25 | 2022-11-25 | Detachable tunnel end isolating door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223136685.1U CN219262449U (en) | 2022-11-25 | 2022-11-25 | Detachable tunnel end isolating door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219262449U true CN219262449U (en) | 2023-06-27 |
Family
ID=86853262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223136685.1U Active CN219262449U (en) | 2022-11-25 | 2022-11-25 | Detachable tunnel end isolating door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219262449U (en) |
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2022
- 2022-11-25 CN CN202223136685.1U patent/CN219262449U/en active Active
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