CN219241745U - Anti-impact civil air defense door for civil air defense engineering - Google Patents
Anti-impact civil air defense door for civil air defense engineering Download PDFInfo
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- CN219241745U CN219241745U CN202222920976.3U CN202222920976U CN219241745U CN 219241745 U CN219241745 U CN 219241745U CN 202222920976 U CN202222920976 U CN 202222920976U CN 219241745 U CN219241745 U CN 219241745U
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- air defense
- civil air
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- defense door
- door body
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Abstract
The utility model relates to the technical field of anti-impact civil air defense doors, and provides an anti-impact civil air defense door for civil air defense engineering, which comprises an impact civil air defense door body and a door frame. Through above-mentioned technical scheme, only lock the anti-impact civil air defense door body through the bolt among the prior art, can't carry out the auto-lock, when anti-impact civil air defense door body receives powerful impact, rotate after the outer handle atress easily to make anti-impact civil air defense door body break away from locking state, even the anti-impact civil air defense door body is forced to open, and then to the disaster avoidance personnel in the room cause life safety's problem.
Description
Technical Field
The utility model relates to the technical field of anti-impact civil air defense doors, in particular to an anti-impact civil air defense door for civil air defense engineering.
Background
Chinese patent discloses an anti-impact civil air defense door (grant bulletin number CN 214145266U), this patent technique includes the door frame, door frame one side welding has spacing frame, door frame inside wall one side is connected through hinge AND gate rotation, door middle part fixedly connected with changes the cover, it has internal thread and is connected with the pivot through internal thread and external screw thread to change the cover inside wall, the welding of pivot afterbody has the gag lever post, the inside welding of door frame has the installation cover, installation cover inside wall and installation piece are connected, the installation piece afterbody passes through connecting rod and spacing seat fixed connection, the door includes outer door and inner door, outer door outside wall passes through adapter sleeve and spring and inner door connection, the anti-impact civil air defense door of this utility model is double-deck door and is provided with spring and adapter sleeve between inner door and the outer door, and the spacing seat of civil air defense door passes through the installation cover AND gate frame connection, anti-impact performance is stronger, but this technique only locks anti-impact civil air defense door body through the bolt, can't carry out the auto-lock, when anti-impact civil air defense door body receives powerful impact, and the outer door body rotates easily, makes the anti-impact door body break away from the forced state even is kept away from the anti-impact security door body, and is by the anti-impact security door body is opened by the life guard body. Accordingly, a person skilled in the art provides an anti-impact civil air defense door for civil air defense engineering to solve the problems set forth in the background art.
Disclosure of Invention
The utility model provides an anti-impact civil air defense door for civil air defense engineering, which solves the problems that in the prior art, an anti-impact civil air defense door body is locked only through a bolt and cannot be self-locked, when the anti-impact civil air defense door body is impacted by a large force, a handle outside the door is easy to rotate after being stressed, so that the anti-impact civil air defense door body is separated from a locking state, even the anti-impact civil air defense door body is forced to be opened, and further life safety is caused to disaster avoidance personnel in a room.
The technical scheme of the utility model is as follows: the anti-impact civil air defense door comprises an impact civil air defense door body and a door frame, wherein the anti-impact civil air defense door body is rotationally connected to the inside of the door frame, a locking mechanism is arranged in the anti-impact civil air defense door body and comprises a gear, a second rack and a push plate, the locking mechanism is used for locking the anti-impact civil air defense door body and the door frame, a self-locking mechanism is arranged in the anti-impact civil air defense door body and above the locking mechanism and comprises a push rod, the push rod is slidably connected to the inside of the anti-impact civil air defense door body, a first rack is fixedly connected to the outside of the push rod, a clamping groove is formed in one side of the inside of the first rack, a sliding column is fixedly connected to the top of the first rack, a second spring is arranged between a first fixing block and the first rack, and a clamping block is slidably connected to the inside of the push plate;
preferably, the self-locking mechanism further comprises a first sliding groove, the first sliding groove is formed in the pushing plate and located on two sides of the outer portion of the clamping block, sliding plates are fixedly connected to two sides of the outer portion of the clamping block and are in sliding connection with the first sliding groove, a fixing plate is fixedly connected to the outer portion of the clamping block extending to the pushing plate, and a first spring is arranged between the fixing plate and the pushing plate;
preferably, a push plate is arranged in the anti-impact civil air defense door body, a rotating rod is rotationally connected to the inner part of the anti-impact civil air defense door body, a gear is fixedly connected to the outer part of the rotating rod, rotating handles are fixedly connected to the two sides of the outer part of the rotating rod extending to the anti-impact civil air defense door body, a first fixing block is fixedly connected to the inner part of the anti-impact civil air defense door body above the gear, a sliding column is slidably connected to the inner part of the first fixing block, a second sliding groove is formed in the top of the inner wall of the anti-impact civil air defense door body, a third spring is arranged on the two sides of the inner wall of the anti-impact civil air defense door body, and limit columns are fixedly connected to the inner parts of the two third springs;
preferably, the outside of the anti-impact civil air defense door body is rotationally connected with a door frame, both sides of the inner wall of the door frame are provided with fixing grooves, the inner wall of the anti-impact civil air defense door body is fixedly connected with a second fixing block, the inside of the second fixing block is slidably connected with a second rack, the second rack is meshed with a gear, one end of the second rack, which is far away from the second fixing block, is fixedly connected with a push plate, and both sides of the push plate, which is far away from the second rack, are fixedly connected with fixing columns;
preferably, fixing rods are fixedly connected to two sides of the inside of the anti-impact civil air defense door body, and the two fixing rods are in sliding connection with the push plate;
preferably, the fixing column extends to the outside of the anti-impact civil air defense door body and is connected with the fixing groove in a sliding manner;
preferably, the transmission ratio of the second rack to the gear is 1:1.
The working principle and the beneficial effects of the utility model are as follows: after the anti-impact civil air defense door body is locked through the locking mechanism, the clamping block moves out of the clamping groove, the rebound force of the second spring can drive the sliding column and the first rack to move downwards, at the moment, the clamping block and the locking mechanism are mutually matched to form self-locking when the anti-impact civil air defense door is closed, the problem that in the prior art, the anti-impact civil air defense door body is only locked through the bolt and cannot be self-locked, when the anti-impact civil air defense door body is impacted by a large force, the handle outside the door is easy to rotate after being stressed, so that the anti-impact civil air defense door body is separated from a locking state, even the anti-impact civil air defense door body is forced to be opened, and life safety threat is caused to disaster avoidance personnel in a room.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a cross-sectional view of a pre-lock impact civil air defense door body of the present utility model;
FIG. 2 is a cross-sectional view of the body of the anti-impact civil air defense door after locking of the present utility model;
FIG. 3 is a schematic diagram of the structure of the present utility model;
FIG. 4 is a side cross-sectional view of the body of the anti-ballistic civil air defense door of the utility model;
fig. 5 is an enlarged view of fig. 2 a in accordance with the present utility model.
In the figure: 1. an anti-impact civil air defense door body; 2. a door frame; 3. a self-locking mechanism; 31. a clamping block; 32. a slide plate; 33. a fixing plate; 34. a first spring; 35. a spool; 36. a second spring; 37. a first rack; 38. a push rod; 39. a clamping groove; 4. a first fixed block; 5. a second fixed block; 6. a second rack; 7. a push plate; 8. a first chute; 9. fixing the column; 10. a fixing groove; 11. a second chute; 12. a rotating lever; 13. a gear; 14. a fixed rod; 15. a third spring; 16. a limit column; 17. the handle is turned.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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
As shown in fig. 1 to 5, the embodiment provides an anti-impact civil air defense door for civil air defense engineering, which comprises an impact civil air defense door body 1 and a door frame 2, wherein the anti-impact civil air defense door body 1 is rotationally connected inside the door frame 2, and a locking mechanism is arranged inside the anti-impact civil air defense door body 1;
the locking mechanism comprises a gear 13, a second rack 6 and a push plate 7, and is used for locking the anti-impact civil air defense door body 1 and the door frame 2;
the self-locking mechanism 3 is arranged inside the anti-impact civil air defense door body 1 and above the locking mechanism;
the self-locking mechanism 3 comprises a push rod 38, the push rod 38 is slidably connected to the inside of the anti-impact civil air defense door body 1, a first rack 37 is fixedly connected to the outside of the push rod 38, a clamping groove 39 is formed in one side of the inside of the first rack 37, a sliding column 35 is fixedly connected to the top of the first rack 37, and a second spring 36 is arranged outside the sliding column 35 and between the first fixed block 4 and the first rack 37.
In this embodiment, after the anti-impact civil air defense door body 1 is locked by the locking mechanism, the clamping block 31 moves out of the clamping groove 39, the anti-elastic force of the second spring 36 can drive the sliding column 35 and the first rack 37 to move downwards, and at this time, the clamping block 31 and the locking mechanism are mutually matched to form self-locking when the anti-impact civil air defense door 1 is closed, so that the problem that in the prior art, life safety is threatened for disaster avoidance personnel in a room because the anti-impact civil air defense door body 1 is only locked by a bolt and cannot be self-locked is solved, when the anti-impact civil air defense door body 1 is impacted by a large force, the handle outside the door is easily stressed and then rotates, so that the anti-impact civil air defense door body 1 is separated from a locking state, even the anti-impact civil air defense door body 1 is forced to be opened.
Example 2
As shown in fig. 1 to 5, based on the same concept as that of the above embodiment 1, the present embodiment further provides an anti-impact civil air defense door for civil air defense engineering, the self-locking mechanism 3 further includes a clamping block 31, the clamping block 31 is slidably connected to the inside of the push plate 7, a first sliding slot 8 is provided on two sides of the outside of the clamping block 31, sliding plates 32 are fixedly connected to two sides of the outside of the clamping block 31, the sliding plates 32 are slidably connected to the first sliding slot 8, the outside of the clamping block 31 extends to the outside of the push plate 7 and is fixedly connected with a fixing plate 33, a first spring 34 is provided between the fixing plate 33 and the push plate 7, the inside of the anti-impact civil air defense door body 1 is provided with the push plate 7, a rotating rod 12 is rotatably connected to the inside of the anti-impact civil air defense door body 1, a gear 13 is fixedly connected to the outside of the rotating rod 12 extends to two sides of the outside of the anti-impact civil air defense door body 1 and is fixedly connected with a rotating handle 17, the anti-impact civil air defense door body 1 is fixedly connected with a first fixed block 4 above the gear 13, a sliding column 35 is slidably connected in the first fixed block 4, a second sliding groove 11 is formed in the top of the inner wall of the anti-impact civil air defense door body 1, a third spring 15 is arranged on two sides of the inner wall of the anti-impact civil air defense door body 1, a limiting column 16 is fixedly connected to the inner wall of the anti-impact civil air defense door body 1 and is fixedly connected with the outer part of the anti-impact civil air defense door body 1, a door frame 2 is rotatably connected to the outer part of the anti-impact civil air defense door body 1, a fixed groove 10 is formed on two sides of the inner wall of the door frame 2, a second fixed block 5 is fixedly connected to the inner wall of the anti-impact civil air defense door body 1, a second rack 6 is in meshed connection with the gear 13, one end of the second rack 6 away from the second fixed block 5 is fixedly connected with a push plate 7, the push pedal 7 is kept away from the both sides fixedly connected with fixed column 9 of No. two racks 6, and the inside both sides fixedly connected with dead lever 14 of protection against shock people's air defense door body 1, and two dead levers 14 and push pedal 7 sliding connection, and the outside that fixed column 9 extends to protection against shock people's air defense door body 1 and fixed slot 10 sliding connection, no. two racks 6 and gear 13's transmission ratio is 1:1.
In this embodiment, the rotating rod 12 can be driven to rotate by rotating the rotating handle 17, the rotating rod 12 drives the gear 13 to rotate, at this time, the gear 13 can push the fixing column 9 to move through the second rack 6 and the push plate 7, when the fixing column 9 moves to the inside of the fixing groove 10, the push plate 7 can drive the clamping block 31 and the sliding plate 32 to move rightwards through the first chute 8, so that the clamping block 31 moves out of the inside of the clamping groove 39, when the anti-impact door body 1 needs to be opened, the push rod 38 can be manually pushed upwards to drive the first rack 37 to move upwards, the first rack 37 can drive the sliding column 35 to slide upwards in the inside of the first fixing block 4, meanwhile, the second spring 36 is extruded, when the first rack 37 moves to the position corresponding to the clamping block 31, the clamping groove 39 in the first rack 37 can be pushed to enable the clamping block 31 to slide into the inside of the second chute 11, at this time, the first rack 37 can be fixed through the first rack 37 can be driven by the first rack 6, at this time, the anti-impact door body 1 can be opened through the second rack 6, and the anti-impact door body 16 can be mutually matched with the anti-impact door body 16 when the first rack 9 moves out of the inside the fixing groove 10.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The anti-impact civil air defense door for the civil air defense engineering comprises an impact civil air defense door body (1) and a door frame (2), and is characterized in that the anti-impact civil air defense door body (1) is rotatably connected inside the door frame (2), and a locking mechanism is arranged inside the anti-impact civil air defense door body (1);
the locking mechanism comprises a gear (13), a second rack (6) and a push plate (7), and is used for locking the anti-impact civil air defense door body (1) and the door frame (2);
the anti-impact civil air defense door is characterized in that a self-locking mechanism (3) is arranged in the anti-impact civil air defense door body (1) and above the locking mechanism;
the self-locking mechanism (3) comprises a push rod (38), the push rod (38) is slidably connected to the inside of the anti-impact civil air defense door body (1), a first rack (37) is fixedly connected to the outside of the push rod (38), a clamping groove (39) is formed in one side of the inside of the first rack (37), a sliding column (35) is fixedly connected to the top of the first rack (37), a second spring (36) is arranged between a first fixed block (4) and the first rack (37) outside the sliding column (35), and a clamping block (31) is slidably connected to the inside of the push plate (7).
2. The anti-impact civil air defense door for civil air defense engineering according to claim 1, wherein the self-locking mechanism (3) further comprises a number one sliding groove (8), the number one sliding groove (8) is formed in the pushing plate (7) and located on two outer sides of the clamping block (31), sliding plates (32) are fixedly connected to two outer sides of the clamping block (31), the sliding plates (32) are slidably connected with the number one sliding groove (8), a fixing plate (33) is fixedly connected to the outer portion of the clamping block (31) extending to the pushing plate (7), and a number one spring (34) is arranged between the fixing plate (33) and the pushing plate (7).
3. The anti-impact civil air defense door for civil air defense engineering according to claim 1, wherein a push plate (7) is arranged in the anti-impact civil air defense door body (1), a rotating rod (12) is connected to the inner rotation of the anti-impact civil air defense door body (1), a gear (13) is fixedly connected to the outer part of the rotating rod (12), a rotating handle (17) is fixedly connected to the two outer sides of the rotating rod (12) extending to the anti-impact civil air defense door body (1), a first fixed block (4) is fixedly connected to the inner part of the anti-impact civil air defense door body (1) above the gear (13), a second sliding groove (11) is formed in the top of the inner wall of the anti-impact civil air defense door body (1), a third spring (15) is arranged on the two sides of the inner wall of the anti-impact civil air defense door body (1), and a limit post (16) is fixedly connected to the inner sides of the third spring (15).
4. The anti-impact civil air defense door for civil air defense engineering according to claim 1, wherein the door frame (2) is connected to the outside rotation of the anti-impact civil air defense door body (1), the fixed slots (10) are formed in two sides of the inner wall of the door frame (2), the second fixed block (5) is fixedly connected to the inner wall of the anti-impact civil air defense door body (1), the second rack (6) is slidably connected to the inside of the second fixed block (5), the second rack (6) is meshed with the gear (13), one end, away from the second fixed block (5), of the second rack (6) is fixedly connected with the push plate (7), and the two sides, away from the second rack (6), of the push plate (7) are fixedly connected with the fixed columns (9).
5. The anti-impact civil air defense door for civil air defense engineering according to claim 1, wherein two sides of the inside of the anti-impact civil air defense door body (1) are fixedly connected with fixing rods (14), and the two fixing rods (14) are in sliding connection with a push plate (7).
6. The anti-impact civil air defense door for the civil air defense engineering according to claim 4, wherein the fixing column (9) extends to the outside of the anti-impact civil air defense door body (1) and is in sliding connection with the fixing groove (10).
7. The anti-impact civil air defense door for the civil air defense engineering according to claim 4, wherein the transmission ratio of the second rack (6) to the gear (13) is 1:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222920976.3U CN219241745U (en) | 2022-11-03 | 2022-11-03 | Anti-impact civil air defense door for civil air defense engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222920976.3U CN219241745U (en) | 2022-11-03 | 2022-11-03 | Anti-impact civil air defense door for civil air defense engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219241745U true CN219241745U (en) | 2023-06-23 |
Family
ID=86842695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222920976.3U Active CN219241745U (en) | 2022-11-03 | 2022-11-03 | Anti-impact civil air defense door for civil air defense engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219241745U (en) |
-
2022
- 2022-11-03 CN CN202222920976.3U patent/CN219241745U/en active Active
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