CN220434499U - Civil air defense door locking device - Google Patents
Civil air defense door locking device Download PDFInfo
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- CN220434499U CN220434499U CN202320612251.XU CN202320612251U CN220434499U CN 220434499 U CN220434499 U CN 220434499U CN 202320612251 U CN202320612251 U CN 202320612251U CN 220434499 U CN220434499 U CN 220434499U
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- gear
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- limiting
- door
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- 230000007123 defense Effects 0.000 title claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model provides a civil air defense door locking device, which relates to the technical field of civil air defense doors and comprises a driving component, a limiting component and a main body component, wherein the driving component and the limiting component are arranged in the main body component, the driving component is arranged at one side of the limiting component, a first gear and a second gear are driven to rotate by rotating a handle, racks at two sides of the first gear and the second gear move to the same side, the first movable column can be pushed to move towards the second movable column, a closing plate is opened, a limiting ring is rotated, a limiting piece passes through a through groove on the limiting ring, and then the limiting ring is rotated again, so that the limiting piece enters the limiting groove on the limiting ring to realize integral clamping.
Description
Technical Field
The utility model relates to the technical field of civil air defense doors, in particular to a locking device of a civil air defense door.
Background
The civil air defense door is a door at the entrance and the exit of civil protection engineering, has more vivid classification, and comprises a common single-leaf and double-leaf protection airtight door and airtight door, a movable threshold single-leaf and double-leaf protection airtight door, airtight door and other various civil air defense devices.
However, the locking structure of the existing civil air defense door is mostly driven by adopting a worm and gear transmission mechanism, a large force is needed to rotate the door lock in the use process, and the worm and gear is rotated, so that the worm and gear drives the related clamping components to move again, the clamping effect is finally realized, the process transmission efficiency is low, the practicability of the civil air defense door locking device is reduced, and the use of people is not facilitated.
Therefore, there is a need to provide a new air defense door locking device to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a civil air defense door locking device.
The utility model provides a civil air defense door locking device which comprises a driving assembly, a limiting assembly and a main body assembly, wherein the driving assembly and the limiting assembly are arranged in the main body assembly, and the driving assembly is arranged on one side of the limiting assembly;
the driving assembly comprises a rotating rod, a first gear, a second gear and racks, one end of the rotating rod penetrates through the main body assembly, the rotating rod is movably connected with the main body assembly, one end of the rotating rod, which is close to the main body assembly, is fixedly connected with the first gear, the first gear is meshed with the second gear, a supporting column is penetrated on the second gear, the second gear is movably connected with the supporting column, two ends of the supporting column are fixedly connected with the inner side wall of the main body assembly, two racks are arranged and are respectively meshed with the first gear and the second gear, and one end, which is close to the limiting assembly, of the two racks is fixedly connected with a fixing plate.
Preferably, the main body assembly comprises a door frame and a door body, wherein the inner side wall of the door frame is penetrated with a limiting assembly, the door body is movably connected with the door frame, one side of the door body is penetrated with a rotating rod, the door body is movably connected with the rotating rod, and the inner side wall of the door body is fixedly connected with the supporting column.
Preferably, the spacing subassembly is provided with two sets of, and spacing subassembly includes first movable column and second movable column, the one end of first movable column with the one end fixed connection that the rack was kept away from to the fixed plate, the one end that the fixed plate was kept away from to first movable column extends to the inside of second movable column, first movable column and second movable column swing joint, the one end that first movable column was kept away from to the second movable column wear to establish the door frame, second movable column AND gate frame fixed connection, the first movable column is close to the relative fixedly connected with limiting plate of lateral wall of second movable column, and the one end that the second movable column is close to first movable column is encircleed and is equipped with the spacing ring, spacing ring and second movable column swing joint, the recess that is used for the block limiting plate is seted up to the lateral wall of second movable column, has seted up on the spacing ring and is used for the logical groove to the limiting plate block and passes through the limiting plate.
Preferably, two opposite sides of the racks are movably connected with movable plates, and one end of each movable plate, which is close to the rack, is fixedly connected with the inner side wall of the door body.
Preferably, one end of the rotating rod, which is far away from the first gear, is fixedly connected with a handle.
Preferably, a closing plate is movably connected to one side of the door frame.
Compared with the related art, the civil air defense door locking device provided by the utility model has the following beneficial effects:
through rotating the handle, drive first gear and second gear rotation, the rack of the both sides of first gear and second gear moves to the homonymy, can realize promoting first movable column to the movement of second movable column direction, open the closure plate, rotatory spacing ring, make spacing piece pass through the logical groove on the spacing ring, rotatory spacing ring again afterwards for spacing piece gets into spacing groove position on the spacing ring, realize holistic block, the device is compared traditional worm gear's transmission structure, simple structure, the transmission is direct to drive the rack motion by the gear, the speed of transmission is higher than traditional worm gear drives the block mechanism motion, the practicality of whole device has been improved to a certain extent.
Drawings
FIG. 1 is a schematic view of an overall structure of a civil air defense door locking device provided by the utility model;
FIG. 2 is a cross-sectional view of a door body and a door frame provided by the utility model;
FIG. 3 is a schematic structural view of a limiting assembly according to the present utility model;
fig. 4 is a schematic view of a stop collar provided by the present utility model.
Reference numerals in the drawings: 1. a door body; 2. a door frame; 3. a handle; 4. a closing plate; 5. a rotating rod; 6. a first gear; 7. a first movable column; 8. a second movable column; 9. a fixing plate; 10. a second gear; 11. a support column; 12. a movable plate; 13. a rack; 14. a limiting ring; 15. a limiting plate; 16. a limit groove; 17. and (5) through grooves.
Description of the embodiments
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1-4, fig. 1 is a schematic diagram of an overall structure of a security door locking device according to the present utility model; FIG. 2 is a cross-sectional view of a door body and a door frame provided by the utility model; FIG. 3 is a schematic structural view of a limiting assembly according to the present utility model; fig. 4 is a schematic view of a stop collar provided by the present utility model.
In the specific implementation process, as shown in fig. 1-4, the civil air defense door locking device comprises a driving component, a limiting component and a main body component, wherein the driving component and the limiting component are arranged in the main body component, the driving component is arranged on one side of the limiting component, the driving component comprises a rotating rod 5, a first gear 6, a second gear 10 and a rack 13, one end of the rotating rod 5 penetrates through the main body component, the rotating rod 5 is movably connected with the main body component, one end of the rotating rod 5, which is close to the main body component, is fixedly connected with the first gear 6, the first gear 6 is meshed with the second gear 10, a supporting column 11 is penetrated on the second gear 10, the second gear 10 is movably connected with the supporting column 11, two ends of the supporting column 11 are fixedly connected with the inner side wall of the main body component, two racks 13 are respectively meshed with the first gear 6 and the second gear 10, the two racks 13 are close to one end of the limiting component and fixedly connected with the fixed plate 9, the main component comprises a door frame 2 and a door body 1, the limiting component is penetrated through the inner side wall of the door frame 2, the door body 1 is movably connected with the door frame 2, a rotary rod 5 is penetrated through one side of the door body 1, the door body 1 is movably connected with the rotary rod 5, the inner side wall of the door body 1 is fixedly connected with a supporting column 11, the limiting component is provided with two groups, the limiting component comprises a first movable column 7 and a second movable column 8, one end of the first movable column 7 is fixedly connected with one end of the fixed plate 9, which is far away from the racks 13, one end of the first movable column 7 extends to the inside of the second movable column 8, the first movable column 7 is movably connected with the second movable column 8, one end of the second movable column 8, which is far away from the first movable column 7, penetrates through the door frame 2, the second movable column 8 is fixedly connected with the door frame 2, the side wall of the first movable column 7 is adjacent to the side wall of the second movable column 8 and is fixedly connected with a limiting plate 15 relatively, one end of the second movable column 8 adjacent to the first movable column 7 is annularly provided with a limiting ring 14, the limiting ring 14 is movably connected with the second movable column 8, the side wall of the second movable column 8 is provided with a groove for clamping the limiting plate 15, the limiting ring 14 is provided with a limiting groove 16 for clamping the limiting plate 15 and a through groove 17 for passing through the limiting plate 15, opposite sides of the two racks 13 are movably connected with a movable plate 12, one ends of the two movable plates 12 adjacent to the racks 13 are fixedly connected with the inner side wall of the door body 1, one end of the rotary rod 5 far away from the first gear 6 is fixedly connected with a handle 3, one side of the door frame is provided with a movable connecting plate 4, and the limiting ring 14 positioned on the inner side of the door frame can be controlled through the opening and closing plate 4.
The working principle provided by the utility model is as follows: the door body 1 is sent into the inside wall of the door frame 2, the handle 3 is rotated, the handle 3 is fixedly connected with the rotary rod 5, one end of the rotary rod 5, which is far away from the handle 3, is fixedly connected with the first gear 6, the first gear 6 is meshed with the second gear 10, the support column 11 is penetrated on the second gear 10, the second gear 10 is movably connected with the support column 11, the two ends of the support column 11 are fixedly connected with the inside wall of the main body component, the racks 13 are provided with two racks 13, the first gear 6 and the second gear 10 are respectively meshed with the racks 13, one end of each rack 13, which is close to the limiting component, is fixedly connected with the fixed plate 9, one end of the fixed plate 9, which is far away from the racks 13, is fixedly connected with the first movable column 7, when the handle 3 rotates, the first gear 6 and the second gear 10 are driven to rotate, then the racks 13 on the two sides of the first gear 6 and the second gear 10 move to the same side, the first movable column 7 can be pushed to move towards the second movable column 8, the closing plate 4 is opened, the limiting plate 14 is rotated, the limiting plate passes through the through groove 17 on the limiting ring 14, and then the limiting plate 14 is rotated again, and the limiting plate enters the limiting plate 16 on the whole limiting plate 16.
The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A civil air defense door locking device, comprising: the driving assembly, the limiting assembly and the main body assembly are arranged in the main body assembly, and the driving assembly is arranged on one side of the limiting assembly;
the driving assembly comprises a rotating rod (5), a first gear (6), a second gear (10) and racks (13), one end of the rotating rod (5) penetrates through the main body assembly, the rotating rod (5) is movably connected with the main body assembly, one end, close to the main body assembly, of the rotating rod (5) is fixedly connected with the first gear (6), the first gear (6) is meshed with the second gear (10), a supporting column (11) is penetrated on the second gear (10), the second gear (10) is movably connected with the supporting column (11), two ends of the supporting column (11) are fixedly connected with the inner side wall of the main body assembly, the racks (13) are respectively meshed with the first gear (6) and the second gear (10), and one end, close to the limiting assembly, of the two racks (13) is fixedly connected with a fixing plate (9).
2. The civil air defense door locking device according to claim 1, wherein the main body component comprises a door frame (2) and a door body (1), a limiting component is arranged on the inner side wall of the door frame (2) in a penetrating mode, the door body (1) is movably connected with the door frame (2), the rotating rod (5) is arranged on one side of the door body (1) in a penetrating mode, the door body (1) is movably connected with the rotating rod (5), and the inner side wall of the door body (1) is fixedly connected with the supporting column (11).
3. The people's air defense door blocking device according to claim 2, characterized in that, spacing subassembly is provided with two sets of, spacing subassembly includes first movable column (7) and second movable column (8), the one end of first movable column (7) with one end fixed connection that rack (13) was kept away from to fixed plate (9), the one end that fixed plate (9) was kept away from to first movable column (7) extends to the inside of second movable column (8), first movable column (7) and second movable column (8) swing joint, one end that first movable column (7) was kept away from to second movable column (8) wears to establish door frame (2), second movable column (8) and door frame (2) fixed connection, the relative fixedly connected with limiting plate (15) of lateral wall of first movable column (7) is close to second movable column (8), one end that second movable column (8) is close to first movable column (7) encircles and is equipped with limiting ring (14), limiting ring (14) and second movable column (8) swing joint's one end, limiting plate (15) are offered through limiting groove (15) and limiting plate (15) to limiting plate (15) have for limiting groove (15) to set up.
4. A civil air defense door locking device according to claim 3, wherein the opposite sides of the two racks (13) are movably connected with movable plates (12), and one end of the two movable plates (12) close to the racks (13) is fixedly connected with the inner side wall of the door body (1).
5. The air defense door locking device according to claim 1 wherein the end of the rotary rod (5) remote from the first gear (6) is fixedly connected with a handle (3).
6. The civil air defense door locking device according to claim 2, wherein one side of the door frame is provided with a closing plate (4) which is movably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320612251.XU CN220434499U (en) | 2023-03-27 | 2023-03-27 | Civil air defense door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320612251.XU CN220434499U (en) | 2023-03-27 | 2023-03-27 | Civil air defense door locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220434499U true CN220434499U (en) | 2024-02-02 |
Family
ID=89688072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320612251.XU Active CN220434499U (en) | 2023-03-27 | 2023-03-27 | Civil air defense door locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220434499U (en) |
-
2023
- 2023-03-27 CN CN202320612251.XU patent/CN220434499U/en active Active
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