CN213898725U - High-sealing impact-resistant civil air defense door - Google Patents
High-sealing impact-resistant civil air defense door Download PDFInfo
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- CN213898725U CN213898725U CN202022580979.8U CN202022580979U CN213898725U CN 213898725 U CN213898725 U CN 213898725U CN 202022580979 U CN202022580979 U CN 202022580979U CN 213898725 U CN213898725 U CN 213898725U
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- defense door
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Abstract
The utility model discloses a people's air defense door of high seal impact resistance in people's air defense door field, including door frame and loop bar, be provided with the guard gate in the door frame, the guard gate is provided with two, and two guard gates are kept away from the equal fixed mounting in one side each other and are had the connecting seat, have all pegged graft in two connecting seats and have the loop bar, and two loop bars all rotate to connect in the inner wall of door frame, are provided with first mounting groove in the guard gate, and sliding connection has the backup pad in the first mounting groove, and the backup pad is provided with two, and two backup pads are close to the equal fixed mounting in one side each other and have the ratch, the beneficial effects of the utility model are that: this kind of people's air defense door utilizes above-mentioned principle for the switch of people's air defense door is used more conveniently, has further improved the convenience of using, can utilize gasbag and spring to cushion when receiving the striking simultaneously and unload the power, offsets the impact force, has further improved people's air defense door's shock resistance, and the gasbag can release inert gas when meeting with the conflagration, has further improved people's air defense door's fire behavior.
Description
Technical Field
The utility model relates to a people's air defense door field specifically is a people's air defense door that high seal was shocked resistance.
Background
The civil defense door is a door of an entrance and an exit of a civil protection project, the classification of the civil defense door is more distinct, and the civil defense door comprises various civil defense devices such as a common single-leaf protective sealed door, a double-leaf protective sealed door, a movable threshold single-leaf protective sealed door, a double-leaf protective sealed door, a sealed door and the like.
Present civil air defense door inner structure is single for there is certain not enough in the shock resistance of civil air defense door, only relies on the steel body structure of civil air defense door to prevent fires simultaneously, and fire behavior is relatively poor, consequently the utility model provides a highly closed civil air defense door that shocks resistance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high people's air defense door that seals shocks resistance for solve above-mentioned current people's air defense door inner structure singleness, make the shock resistance of people's air defense door have certain not enough, only rely on the steel body structure of people's air defense door to prevent fires, the relatively poor problem of fire-proof ability simultaneously.
In order to solve the technical problem, the utility model provides a following technical scheme:
a high-sealing impact-resistant civil air defense door comprises a door frame and loop bars, wherein a protective door is arranged in the door frame, two protective doors are arranged, connecting seats are fixedly arranged on one sides, away from each other, of the two protective doors, the loop bars are inserted in the two connecting seats, the two loop bars are rotatably connected in the inner wall of the door frame, a first mounting groove is formed in each protective door, a supporting plate is connected in the first mounting groove in a sliding mode, the number of the supporting plates is two, tooth bars are fixedly arranged on one sides, close to each other, of the two supporting plates, a gear is arranged between the two tooth bars, a connecting rod is fixedly arranged at the rear end of the gear, extends out of the protective door, clamping blocks are fixedly arranged on one sides, away from each other, of the two supporting plates, clamping grooves are arranged in the door frame corresponding to the two clamping blocks, and a second mounting groove is arranged at the front end, located in the first mounting groove, of the protective door, sliding connection has the buffer board in the second mounting groove, the rear end of buffer board is provided with the gasbag, one side fixed mounting that the buffer board was kept away from to the gasbag is on the inner wall of second mounting groove, the rear end of buffer board is located the equal fixed mounting in both sides of gasbag and has the spring, just the spring is provided with a plurality ofly, and is a plurality of the equal fixed mounting in one side of buffer board is kept away from to the spring is on the inner wall of second mounting groove.
As a further aspect of the present invention: two the ratch sets up relatively, and two be close to one side each other on the ratch and all be provided with the gear on the latch that corresponds, the gear is connected with meshing between two ratches, makes the gear when rotating through this kind of design, and two ratches can slide towards one side of keeping away from each other to it carries on spacing fixedly in the draw-in groove to drive the fixture block to peg graft, is favorable to the use of this equipment.
As a further aspect of the present invention: and sealing rubber strips are fixedly arranged on one sides, close to each other, of the two protection doors, and the sealing performance of the two protection doors when the two protection doors are closed is further improved through the sealing rubber strips.
As a further aspect of the present invention: the front end fixed mounting who lies in two guard gates on the door frame has the seal cover, through the seal cover separation rainwater, further improves the waterproof nature of this equipment.
As a further aspect of the present invention: two equal fixed mounting has the handle on one side that the gear was kept away from to the connecting rod, is convenient for drive gear rotation through the handle, is favorable to the use of gear.
As a further aspect of the present invention: the air bag is filled with inert gas, and the inert gas is set, so that when the equipment encounters a fire, the air bag is heated to be broken, the inert gas is leaked to retard the fire, and the fireproof effect is achieved.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, two protective doors are closed firstly, then the handle is rotated, the handle drives the connecting rod to rotate, the connecting rod drives two gears to rotate, the toothed bar and the gears are meshed and connected, so that the two toothed bars drive the two supporting plates to slide towards one side away from each other, the two supporting plates drive the two clamping blocks to slide towards one side away from each other, so that the clamping blocks are clamped in the clamping grooves, the protective doors can be limited and fixed, the protective doors can be opened by reversely rotating the handle according to the principle, when the protective doors are impacted, the buffer plates slide in the second mounting grooves, the buffer plates are buffered and unloaded through the air bags and the springs, so as to offset the impact force, when a fire disaster occurs, the protective doors can transmit heat to the air bags, when the external temperature exceeds the heat resistance value of the air bags, the air bags are broken, inert gas overflows to retard flame, and obstruct, this kind of people's air defense door utilizes above-mentioned principle for the switch of people's air defense door is used more conveniently, has further improved the convenience of using, can utilize gasbag and spring to cushion when receiving the striking simultaneously and unload the power, offsets the impact force, has further improved people's air defense door's shock resistance, and the gasbag can release inert gas when meeting with the conflagration, has further improved people's air defense door's fire behavior.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic structural diagram of the second mounting groove of the present invention.
In the figure: 1. a door frame; 2. a protective door; 3. a connecting seat; 4. a loop bar; 5. a card slot; 6. a clamping block; 7. a rack bar; 8. a gear; 9. a connecting rod; 10. a support plate; 11. sealing rubber strips; 12. a first mounting groove; 13. sealing sleeves; 14. a buffer plate; 15. an air bag; 16. a spring; 17. a second mounting groove; 18. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): as shown in figures 1-3, a highly-closed impact-resistant civil air defense door comprises a door frame 1 and loop bars 4, wherein protective doors 2 are arranged in the door frame 1, two protective doors 2 are arranged, connecting seats 3 are fixedly arranged on the sides of the two protective doors 2 away from each other, the loop bars 4 are inserted in the two connecting seats 3, the two loop bars 4 are rotatably connected in the inner wall of the door frame 1, a first mounting groove 12 is arranged in each protective door 2, a supporting plate 10 is slidably connected in the first mounting groove 12, two supporting plates 10 are arranged, gear bars 7 are fixedly arranged on the sides of the two supporting plates 10 close to each other, a gear 8 is arranged between the two gear bars 7, a connecting rod 9 is fixedly arranged at the rear end of the gear 8, the connecting rod 9 extends out of the protective doors 2, fixture blocks 6 are fixedly arranged on the sides of the two supporting plates 10 away from each other, and a clamping groove 5 is arranged in the door frame 1 corresponding to the two fixture blocks 6, the front end that is located first mounting groove 12 in guard gate 2 is provided with second mounting groove 17, sliding connection has buffer board 14 in the second mounting groove 17, the rear end of buffer board 14 is provided with gasbag 15, one side fixed mounting that buffer board 14 was kept away from to gasbag 15 is on the inner wall of second mounting groove 17, the equal fixed mounting in one side that buffer board 14 was located gasbag 15 in the rear end of buffer board 14 has spring 16, and spring 16 is provided with a plurality ofly, the equal fixed mounting in one side that buffer board 14 was kept away from to a plurality of springs 16 is on the inner wall of second mounting groove 17.
Two ratchets 7 set up relatively, and be close to one side each other on two ratchets 7 and all be provided with the latch that corresponds on with gear 8, and gear 8 and two ratchets 7 are engaged with each other and are connected, make gear 8 when rotating through this kind of design, two ratchets 7 can slide towards one side of keeping away from each other to it carries on spacing fixedly in draw-in groove 5 to drive fixture block 6 and peg graft, is favorable to the use of this equipment.
Two guard gate 2 are close to equal fixed mounting in one side each other has joint strip 11, through joint strip 11 further improve the leakproofness when two guard gate 2 close.
The front end fixed mounting who lies in two guard gate 2 on the door frame 1 has seal cover 13, through the separation rainwater of seal cover 13, further improves the waterproof nature of this equipment.
Two connecting rods 9 are far away from equal fixed mounting have handle 18 on one side of gear 8, are convenient for drive gear 8 through handle 18 and rotate, are favorable to the use of gear 8.
The air bag 15 is filled with inert gas, and the inert gas is set, so that when the equipment encounters a fire, the air bag 15 is heated to be broken, the inert gas is leaked to retard the fire, and the fire-proof effect is achieved.
Specifically, when the utility model is used, firstly, two protective doors 2 are closed, then the handle 18 is rotated, the handle 18 drives the connecting rod 9 to rotate, the connecting rod 9 drives the two gears 8 to rotate, the two toothed bars 7 drive the two supporting plates 10 to slide towards the side far away from each other due to the meshing connection between the toothed bars 7 and the gears 8, the two supporting plates 10 drive the two clamping blocks 6 to slide towards the side far away from each other, so that the clamping blocks 6 are clamped into the clamping grooves 5, the protective doors 2 can be limited and fixed, the protective doors 2 can be opened by reversely rotating the handle 18 by utilizing the principle, when the protective doors 2 are impacted, the buffer plates 14 slide in the second mounting grooves 17, the buffer plates 14 are buffered and unloaded by the air bags 15 and the springs 16, thereby the impact force is counteracted, when a fire disaster occurs, the protective doors 2 can transfer heat to the air bags 15, when the external temperature exceeds the heat resistance value of the air bags 15, 15 breakages of gasbag, inert gas overflows and carries on fire-retardantly, the separation naked light spreads, this kind of people's air defense door utilizes above-mentioned principle, make the switch of people's air defense door use more convenient, the convenience of use has further been improved, can utilize gasbag 15 and spring 16 to cushion the power of unloading when receiving the striking simultaneously, offset the impact force, the shock resistance of people's air defense door has further been improved, and gasbag 15 can release inert gas when meeting with the conflagration, the fire behavior of people's air defense door has further been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The high-sealing impact-resistant civil air defense door is characterized by comprising a door frame (1) and sleeve rods (4), wherein a protective door (2) is arranged in the door frame (1), two protective doors (2) are arranged, connecting seats (3) are fixedly arranged on one sides, far away from each other, of the two protective doors (2), the sleeve rods (4) are inserted in the two connecting seats (3), the two sleeve rods (4) are rotatably connected in the inner wall of the door frame (1), a first mounting groove (12) is arranged in each protective door (2), a supporting plate (10) is connected in the first mounting groove (12) in a sliding manner, the two supporting plates (10) are arranged, a toothed rod (7) is fixedly arranged on one side, close to each other, of the two supporting plates (10), a gear (8) is arranged between the two toothed rods (7), and a connecting rod (9) is fixedly arranged at the rear end of each gear (8), the connecting rod (9) extends out of the protective door (2), clamping blocks (6) are fixedly arranged on the sides, far away from each other, of the two supporting plates (10), clamping grooves (5) are arranged in the door frame (1) corresponding to the two clamping blocks (6), a second mounting groove (17) is arranged at the front end of the first mounting groove (12) in the protective door (2), a buffer plate (14) is connected in the second mounting groove (17) in a sliding way, an air bag (15) is arranged at the rear end of the buffer plate (14), one side of the air bag (15) far away from the buffer plate (14) is fixedly arranged on the inner wall of the second mounting groove (17), the rear end of the buffer plate (14) is positioned at both sides of the air bag (15) and is fixedly provided with a spring (16), and the springs (16) are arranged in a plurality of numbers, and one sides of the springs (16) far away from the buffer plate (14) are fixedly arranged on the inner wall of the second mounting groove (17).
2. The high-sealing impact-resistant civil air defense door according to claim 1, characterized in that the two toothed bars (7) are oppositely arranged, one side of each toothed bar (7) close to each other is provided with a latch corresponding to the gear (8), and the gear (8) is meshed with the two toothed bars (7).
3. The high-sealing impact-resistant civil air defense door according to claim 1, characterized in that the sealing rubber strip (11) is fixedly arranged at one side of the two protective doors (2) close to each other.
4. A high-sealing impact-resistant civil air defense door as claimed in claim 1, characterized in that a sealing sleeve (13) is fixedly arranged at the front end of the two protective doors (2) on the door frame (1).
5. A high-closure impact-resistant civil air defense door according to claim 1, characterized in that a handle (18) is fixedly arranged on one side of the two connecting rods (9) far away from the gear (8).
6. A high-closure impact-resistant civil air defense door according to claim 1, characterized in that the air bag (15) is filled with inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022580979.8U CN213898725U (en) | 2020-11-10 | 2020-11-10 | High-sealing impact-resistant civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022580979.8U CN213898725U (en) | 2020-11-10 | 2020-11-10 | High-sealing impact-resistant civil air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213898725U true CN213898725U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022580979.8U Active CN213898725U (en) | 2020-11-10 | 2020-11-10 | High-sealing impact-resistant civil air defense door |
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| Country | Link |
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| CN (1) | CN213898725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876330A (en) * | 2022-05-31 | 2022-08-09 | 江苏恒进人防设备有限公司 | Steel structure protective airtight door with good impact resistance and working method thereof |
-
2020
- 2020-11-10 CN CN202022580979.8U patent/CN213898725U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876330A (en) * | 2022-05-31 | 2022-08-09 | 江苏恒进人防设备有限公司 | Steel structure protective airtight door with good impact resistance and working method thereof |
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