CN214273734U - Quick closing device for subway communication channel freezing excavation protective door - Google Patents
Quick closing device for subway communication channel freezing excavation protective door Download PDFInfo
- Publication number
- CN214273734U CN214273734U CN202120275520.9U CN202120275520U CN214273734U CN 214273734 U CN214273734 U CN 214273734U CN 202120275520 U CN202120275520 U CN 202120275520U CN 214273734 U CN214273734 U CN 214273734U
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- protective door
- guard gate
- door frame
- tunnel
- line tunnel
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Abstract
The utility model discloses a subway contact passageway freezes excavation guard gate quick closing device, including left side line tunnel, left side line tunnel right side is equipped with right side line tunnel, for freezing the wall between left side line tunnel and the right side line tunnel, the inside contact passageway that is equipped with of freezing wall, contact passageway intercommunication left side line tunnel and right side line tunnel, the relative position of contact passageway left end is equipped with the guard gate module, left side line tunnel and right side line tunnel surface are the tunnel section of jurisdiction, the guard gate module includes the guard gate door frame, guard gate door frame right side and tunnel section of jurisdiction fixed connection, guard gate door frame left side relative position is equipped with the guard gate, be equipped with the guard gate hinge on the guard gate door frame, guard gate door frame and guard gate pass through guard gate hinge swivelling joint. The utility model has the advantages that: the device can be more laborsaving close the guard gate rapidly, has very big effect to prevention calamity development.
Description
Technical Field
The utility model belongs to the technical field of the guard gate, concretely relates to subway contact passageway freezes excavation guard gate quick closing device.
Background
As the economy of China develops, many cities begin to build subways, the subway industry is in a high-speed development stage, subway communication channel freezing construction projects are more and more, safety accidents are frequent due to the specialty and high-risk of the freezing construction, particularly, during the excavation of a communication channel, water leakage easily occurs on a frozen wall, a protective door needs to be installed in a tunnel before excavation, once the frozen wall in the channel deforms and leaks water, if the protective door is not closed timely or closed in place in the excavation process of the communication channel, water burst and sand burst further develop to cause large-area subsidence of a stratum and influence the safety of ground constructions, pipelines and tunnel structures, and therefore, when an accident occurs, a device capable of quickly closing the protective door is very important.
SUMMERY OF THE UTILITY MODEL
The utility model provides a subway contact passageway freezes excavation guard gate quick closing device, the device can be comparatively laborsaving close guard gate rapidly, has very big effect to prevention calamity development.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a quick closing device for a subway communication channel freezing excavation protective door comprises a left tunnel, a right tunnel is arranged on the right side of the left tunnel, a freezing wall is arranged between the left tunnel and the right tunnel, a communication channel is arranged in the freezing wall and is communicated with the left tunnel and the right tunnel, protective door modules are arranged at opposite positions of the left end of the communication channel, tunnel segments are arranged on the surfaces of the left tunnel and the right tunnel, each protective door module comprises a protective door frame, the right side of each protective door frame is fixedly connected with the corresponding tunnel segment, a protective door is arranged at the opposite position of the left side of each protective door frame, a protective door hinge is arranged on each protective door frame, the protective door frames and the protective doors are rotatably connected through the protective door hinges, two quick closing handle modules are arranged at opposite positions of the left side of each protective door frame, each quick closing handle module comprises a rotating shaft fixing plate, and the right end of each rotating shaft fixing plate is fixedly connected with the corresponding tunnel, the protective door comprises a protective door frame and a protective door, wherein a handle rotating shaft is arranged on a rotating shaft fixing plate, the rotating shaft fixing plate is rotationally connected with the handle rotating shaft, a screw rod is arranged on the handle rotating shaft, a rotating handle and a backing plate are arranged on the screw rod, a plurality of through holes are arranged on the protective door frame, a plurality of through holes are arranged on the protective door, the positions and the number of the through holes on the protective door frame correspond to the positions and the number of the through holes on the protective door, fixing bolts are arranged in the protective door frame and the protective door, the protective door frame and the protective door are fixed through the fixing bolts, and a grouting valve is arranged at the relative position on the protective door frame.
Furthermore, a protective door handle is arranged on the protective door.
Furthermore, the protective door frame is provided with clamping grooves, all the clamping grooves on the protective door correspond to the clamping grooves on the protective door frame, the clamping grooves on the protective door and the quick-closing handle module.
Furthermore, the grouting valve penetrates through the protective door frame.
Furthermore, the protective door is of a rectangular structure.
Compared with the prior art, the beneficial effects of the utility model are that:
meanwhile, due to the influence of water and sand gushing in the channel, sandy soil can be rapidly accumulated near the door opening of the protective door, the protective door can be completely closed tightly, certain difficulty exists, and the quick closing device can save manpower and can be operated by only one person; in conclusion, the device can close the protective door rapidly in a labor-saving manner, and has a great effect on preventing the development of disasters.
Drawings
FIG. 1 is a schematic cross-sectional view of the tunnel;
FIG. 2 is a schematic top view of the tunnel;
FIG. 3 is a schematic side view of a cross-sectional structure of a left-side tunnel;
FIG. 4 is a schematic top view of a protective door module;
FIG. 5 is a front view of a protective door module;
FIG. 6 is a schematic structural view of the screw rod in an open state;
fig. 7 is a structural diagram of the protective door module in a fully opened state.
In the figure: 1. the tunnel comprises a left tunnel, 2 a frozen wall, 3 a communication channel, 4 a right tunnel, 5 a protective door module, 6 a protective door frame, 7 a protective door, 8 a quick-closing handle module, 9 a protective door handle, 10 a screw rod, 11 a rotating handle, 12 a backing plate, 13 a rotating shaft fixing plate, 14 a handle rotating shaft, 15 a protective door hinge, 16 a grouting valve, 17 a tunnel segment and 18 a fixing bolt.
Detailed Description
Example (b): as shown in fig. 1 to 7, the protective door comprises a left tunnel 1, a right tunnel 4 is arranged on the right side of the left tunnel 1, a frozen wall 2 is arranged between the left tunnel 1 and the right tunnel 4, a communication channel 3 is arranged inside the frozen wall 2, the communication channel 3 is communicated with the left tunnel 1 and the right tunnel 4, a protective door module 5 is arranged at a position opposite to the left end of the communication channel 3, tunnel segments 17 are arranged on the surfaces of the left tunnel 1 and the right tunnel 4, the protective door module 5 comprises a protective door frame 6, the right side of the protective door frame 6 is fixedly connected with the tunnel segments 17, a protective door 7 is arranged at a position opposite to the left side of the protective door frame 6, a protective door hinge 15 is arranged on the protective door frame 6, the protective door frame 6 and the protective door 7 are rotatably connected through the protective door hinge 15, two quick closing handle modules 8 are arranged at positions opposite to the left side of the protective door frame 6, each quick closing handle module 8 comprises a rotating shaft fixing plate 13, the right end of a rotating shaft fixing plate 13 is fixedly connected with a tunnel segment 17, a handle rotating shaft 14 is arranged on the rotating shaft fixing plate 13, the rotating shaft fixing plate 13 is rotatably connected with the handle rotating shaft 14, a screw rod 10 is arranged on the handle rotating shaft 14, a rotating handle 11 and a base plate 12 are arranged on the screw rod 10, a plurality of through holes are formed in a protective door frame 6, a plurality of through holes are formed in the protective door 7, the positions and the number of the through holes in the protective door frame 6 correspond to the positions and the number of the through holes in the protective door 7, fixing bolts 18 are arranged in the protective door frame 6 and the protective door 7, the protective door frame 6 and the protective door 7 are fixed through the fixing bolts 18, and a grouting valve 16 is arranged in the protective door frame 6 at a relative position. Be equipped with guard gate door handle 9 on the guard gate 7, be equipped with the draw-in groove on the guard gate door frame 6, all draw-in grooves on the guard gate 7, draw-in groove on the guard gate door frame 6, draw-in groove on the guard gate 7, the quick closing handle module 8 position is corresponding, and grouting valve 16 runs through guard gate door frame 6, and guard gate 7 is the rectangle structure.
The working process is as follows: the first step is as follows: pushing the protective door to close the protective door in place, and enabling the protective door frame 6 to be in contact with the protective door 7; the second step is that: turning the screw rod 10 by ninety degrees, clamping the screw rod 10 into a clamping groove on the protective door 7, then rotating the rotating handle 11 to tightly close the protective door frame 6 and the protective door 7, and the third step: and fixing bolts 18 are arranged in the through holes on the protective door frame 6 and the protective door 7, and materials such as logs, steel pipes and the like are continuously adopted when necessary to horizontally support and reinforce the outer side of the protective door.
Claims (5)
1. The utility model provides a subway contact passageway freezes excavation guard gate quick closing device which characterized in that: the protective door comprises a left line tunnel (1), a right line tunnel (4) is arranged on the right side of the left line tunnel (1), a freezing wall (2) is arranged between the left line tunnel (1) and the right line tunnel (4), a contact channel (3) is arranged inside the freezing wall (2), the contact channel (3) is communicated with the left line tunnel (1) and the right line tunnel (4), a protective door module (5) is arranged at a position, opposite to the left end of the contact channel (3), of the left line tunnel (1) and the right line tunnel (4), tunnel segments (17) are arranged on the surfaces of the left line tunnel (1) and the right line tunnel (4), the protective door module (5) comprises a protective door frame (6), the right side of the protective door frame (6) is fixedly connected with the tunnel segments (17), a protective door (7) is arranged at a position, opposite to the left side of the protective door frame (6), a protective door hinge (15) is arranged on the protective door frame (6), the protective door frame (6) and the protective door (7) are rotatably connected through the protective door hinge (15), two quick closing handle modules are arranged at a position opposite to the left side of the protective door frame (6) (8) The quick-closing handle module (8) comprises a rotating shaft fixing plate (13), the right end of the rotating shaft fixing plate (13) is fixedly connected with a tunnel segment (17), a handle rotating shaft (14) is arranged on the rotating shaft fixing plate (13), the rotating shaft fixing plate (13) is rotatably connected with the handle rotating shaft (14), a screw rod (10) is arranged on the handle rotating shaft (14), and a rotating handle (11) and a base plate (12) are arranged on the screw rod (10); be equipped with a plurality of through-holes on guard gate door frame (6), be equipped with a plurality of through-holes on guard gate (7), the position of through-hole, quantity and guard gate (7) are gone up to guard gate door frame (6) and the position, the quantity of through-hole are corresponding, be equipped with fixing bolt (18) in guard gate door frame (6), guard gate (7), guard gate door frame (6) and guard gate (7) are fixed through fixing bolt (18), the relative position is equipped with slip casting valve (16) on guard gate door frame (6).
2. The quick closing device for the frozen excavation protective door of the subway communication channel as claimed in claim 1, wherein: a protective door handle (9) is arranged on the protective door (7).
3. The quick closing device for the frozen excavation protective door of the subway communication channel as claimed in claim 1, wherein: the protective door frame (6) is provided with clamping grooves, all the clamping grooves on the protective door (7), and the clamping grooves on the protective door frame (6), the clamping grooves on the protective door (7) and the quick-closing handle module (8) are corresponding in position.
4. The quick closing device for the frozen excavation protective door of the subway communication channel as claimed in claim 1, wherein: the grouting valve (16) penetrates through the protective door frame (6).
5. The quick closing device for the frozen excavation protective door of the subway communication channel as claimed in claim 1, wherein: the protective door (7) is of a rectangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120275520.9U CN214273734U (en) | 2021-02-01 | 2021-02-01 | Quick closing device for subway communication channel freezing excavation protective door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120275520.9U CN214273734U (en) | 2021-02-01 | 2021-02-01 | Quick closing device for subway communication channel freezing excavation protective door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214273734U true CN214273734U (en) | 2021-09-24 |
Family
ID=77769751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120275520.9U Active CN214273734U (en) | 2021-02-01 | 2021-02-01 | Quick closing device for subway communication channel freezing excavation protective door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214273734U (en) |
-
2021
- 2021-02-01 CN CN202120275520.9U patent/CN214273734U/en active Active
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