CN109723333B - Double-open type civil air defense door - Google Patents
Double-open type civil air defense door Download PDFInfo
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- CN109723333B CN109723333B CN201811460956.4A CN201811460956A CN109723333B CN 109723333 B CN109723333 B CN 109723333B CN 201811460956 A CN201811460956 A CN 201811460956A CN 109723333 B CN109723333 B CN 109723333B
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Abstract
The invention discloses a double-open type civil air defense door, which relates to the field of civil air defense engineering and comprises a door frame, wherein two door bodies are rotationally connected in the door frame in a double-open manner, a rubber layer is wrapped on the door bodies, a convex body is integrally fixed on one side of each door body on the rubber layer, a plurality of air bag strips are embedded in the rubber layer, one ends of the air bag strips extend into the convex bodies, and the other ends of the air bag strips are embedded in the rubber layers on the peripheral sides of. In addition, after the convex body is impacted, the press can be transmitted to one end of the air bag strip, which is far away from the convex body, and the surface of the rubber layer on the peripheral side of the door body is protruded and is tightly propped against the inner wall of the door frame, so that the sealing property between the door body and the door frame is enhanced.
Description
Technical Field
The invention relates to the field of civil defense engineering, in particular to a double-open type civil defense door.
Background
The door of the underground protection project entrance is called a civil air defense door, and the civil air defense door belongs to civil air defense protection equipment. The civil air defense door is classified clearly, and various civil air defense devices such as a common single-leaf protective airtight door, a common double-leaf protective airtight door, a movable threshold single-leaf protective airtight door, a movable threshold double-leaf protective airtight door, an airtight door and the like are provided.
For the existing civil air defense door structure, such as the Chinese patent with the patent publication number of CN205990858U, the civil air defense door sealing structure comprises a civil air defense door body, a metal door frame, an upper track and a lower track, wherein the upper track is positioned at one side of the upper part of the metal door frame close to the civil air defense door body, and the lower track is positioned at one side of the lower part of the metal door frame close to the civil air defense door body; the civil air defense door body and the metal door frame can just be matched together, and four sides of the civil air defense door body are provided with anti-collision rubber layers; the four sides of the civil air defense door body are wrapped by the anti-collision rubber layer; a magnet is arranged in the anti-collision rubber layer; the anti-collision rubber layer is a sealing structure.
When the door body is used in uncontrollable sudden disasters such as earthquakes, flood disasters or explosions, people's air defense needs to bear the impact of stones, water or air currents, and after the door body made of steel is impacted, the door body can directly transmit the received force to the joint of the door body and the metal door frame, so that the door body is separated from the metal door frame, and the escape of personnel under emergency conditions is influenced.
Disclosure of Invention
Aiming at the problem of insufficient shock resistance in the prior art, the invention aims to provide a double-open type civil air defense door which has good buffering, shock absorption and shock resistance.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a two open-type people's air defense door, includes the door frame, two open-type rotations are connected with two door bodies in the door frame, the parcel has the rubber layer on the door body, the rubber layer in door body one side an organic whole is fixed with the convex body, the rubber layer is embedded to be equipped with many gasbag strips, gasbag strip one end extends to in the convex body, the other end inlays to be located in the rubber layer of door body week side.
Through the technical scheme, when the door is used, the convex body protrudes out of the surface of the rubber layer and has a large surface area, so that more pressure and impact can be easily borne, the convex body is transmitted to the air bag strip inside after being extruded by impact, one end of the air bag strip, which is far away from the convex body, expands to drive the surface of the rubber layer to bulge and abut against the inner wall of the door frame, the door body can be tightly pressed in the door frame, the fixing strength of the door body is enhanced, meanwhile, the rubber layer abuts against the inner wall of the door frame tightly, the sealing property between the door body and the door frame can be enhanced; secondly, the rubber material has certain buffering and damping performance, and the influence of an earthquake on the fixing strength of the door body can be reduced.
Further, the convex body is embedded with an air bag packet, and the air bag is arranged at one end of each air bag strip and communicated with the air bag packet.
Through above-mentioned technical scheme, at the embedded gasbag package of establishing of convex body, can strengthen the plasticity of convex body, improve shock resistance, a plurality of gasbag bodies all communicate with gasbag package simultaneously, and the convex body receives the impact back, evenly disperses pressure to a plurality of gasbag strips in, drives the rubber layer of door body week side and door frame inner wall butt together.
Furthermore, a plurality of branch air bags are communicated with the periphery of the air bag package, and the branch air bags are embedded in the convex bodies.
Through above-mentioned technical scheme, set up branch gasbag on the gasbag for improve the sensitivity of gasbag package, be convenient for the gasbag package absorbs slight impact.
Furthermore, one side, close to each other, of each of the two door bodies is provided with an insertion groove and an insertion block, a lock hole is vertically formed in each insertion block and each insertion groove in a penetrating mode, and a lock rod matched with the lock hole in an inserting mode is arranged on the door frame in a descending mode;
when the door bodies close and lock the door frame, the insertion block is positioned in the insertion groove, and the lock rod is connected in the lock hole in an inserting mode.
Through the technical scheme, when the door locking device is used, the locking rod is inserted into the locking hole, and the plurality of inserting blocks are fixed in the inserting grooves, so that the locking strength of the door body is effectively improved.
Furthermore, the slot is matched with the insertion block in an inserting manner.
Through the technical scheme, the insertion block is in insertion fit with the insertion slot, the insertion block is abutted against the inner wall of the insertion slot, and the contact area between the two door bodies is increased, so that the friction between the two door bodies is improved, the stability after closing is enhanced, meanwhile, the path for water to permeate from the two door bodies can be increased, and the waterproof performance of the invention is improved.
Furthermore, the side wall of the lock rod is provided with a sliding groove along the length direction, a sliding block which is matched with the sliding groove in a sliding mode and used for limiting the lock rod to slide along the length direction is fixed on the door frame, and the door frame is further provided with a lifting assembly used for driving the lock rod to lift.
Through the technical scheme, when the lock is used, the sliding block is in sliding fit with the sliding groove, the lock rod is limited to move along the length direction of the lock rod, and the lock rod can conveniently enter or leave the lock hole.
Furthermore, the lifting assembly comprises a gear which is rotatably connected to the door frame, a tooth groove is formed in the side wall of the lock rod along the length direction of the lock rod, the gear is meshed with the tooth groove gear, and a driving motor used for driving the gear to rotate is further arranged on the door frame.
Through the technical scheme, when the door is used, the driving motor drives the gear to rotate, and the gear between the gear and the tooth groove is meshed to rotate to drive the lock rod to lift, so that the door body is controlled to be opened and closed.
Furthermore, a vacuum cavity is formed in the door body, and a supporting framework used for enhancing the structural strength of the door body is fixed in the vacuum cavity.
Through the technical scheme, the vacuum cavity is formed in the door body, the sound insulation performance of the door body is improved, and meanwhile the structural strength of the door body is ensured by the supporting framework.
Furthermore, the support framework comprises a plurality of through pipes which vertically penetrate through the door body, and a connecting pipe is fixed between the through pipes in the vacuum cavity.
Through above-mentioned technical scheme, adopt poling and connecting pipe to establish support chassis, can not only strengthen the structural strength of the door body, can also effectively alleviate the weight of the door body, be convenient for push the door body open.
Furthermore, the poling intussuseption is filled with the rubber column, rubber column and the rubber layer body coupling of both sides.
Through above-mentioned technical scheme, the rubber layer of both sides is connected to the rubber column, improves the fixed strength of rubber layer on the door body.
Compared with the prior art, the invention has the beneficial effects that:
(1) after the convex body is impacted, extruded and pressed, the rubber layer on the periphery of the door body is driven by the air bag strip to be abutted against the inner wall of the door frame, so that the door body can be abutted against the door frame, the fixing strength of the door body is enhanced, the sealing property between the door body and the door frame is enhanced, and water or smoke is prevented from permeating;
(2) the rubber layer is arranged on the door body, and the rubber material has certain buffering and damping performance, so that the influence of an earthquake on the fixing strength of the door body can be reduced;
(3) furthermore, the air bag packet is embedded in the convex body, so that the plasticity of the convex body is enhanced, the impact resistance is improved, meanwhile, the air bag bodies are communicated with the air bag packet, the air bag packet uniformly disperses the pressure into the air bag strips, and the rubber layer on the periphery of the door body is uniformly protruded;
(4) furthermore, the insertion block is in insertion fit with the insertion slot, and the insertion block is in contact with the inner wall of the insertion slot, so that the friction between the two door bodies is improved, the stability after closing is enhanced, and meanwhile, the path for water to permeate from the two door bodies is increased, and the waterproof performance of the door is improved.
Drawings
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a second overall structural schematic of the present invention;
FIG. 4 is an enlarged view of a portion B of FIG. 3;
fig. 5 is a transverse sectional view of the door body of the present invention.
Reference numerals: 1. a door frame; 2. a door body; 3. a rubber layer; 4. a convex body; 5. an air bag strip; 6. an air bag package; 7. a branched airbag; 8. a slot; 9. inserting a block; 10. a lock hole; 11. a lock lever; 12. a chute; 13. a slider; 14. a gear; 15. a tooth socket; 16. a drive motor; 17. a vacuum chamber; 18. a support framework; 19. pipe penetration; 20. a connecting pipe; 21. a rubber column.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following provides a detailed description of the present invention with reference to examples and drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 and 5, the double-open type civil air defense door comprises a rectangular door frame 1, two door bodies 2 with rectangular surfaces are rotatably connected in the door frame 1 in a double-open type, vacuum cavities 17 are formed in the door bodies 2, and the vacuum cavities 17 are subjected to vacuum treatment, so that the sound insulation performance of the door bodies 2 is effectively improved. A supporting framework 18 for enhancing the structural strength of the door body 2 is fixed in the vacuum cavity 17, the supporting framework 18 comprises a plurality of through pipes 19 which are perpendicular to the surface of the door body 2 and fixed in the vacuum cavity 17, connecting pipes 20 are fixedly welded between the through pipes 19 in the vacuum cavity 17, a framework structure is formed between the connecting pipes 20 and the through pipes 19 and supported in the vacuum cavity 17, and the structural strength of the door body 2 is improved. The poling 19 is well logical setting, and the intercommunication door body 2 both sides have wrapped up on the door body 2 and have had rubber layer 3, and rubber has been pour in the poling 19, forms rubber column 21, and rubber column 21 both ends respectively with the rubber layer 3 body coupling of both sides to improve the joint strength between rubber layer 3 and the door body 2.
The rubber layer 3 is integrally fixed with the convex body 4 on one side of the door body 2, the side surface of the convex body 4 far away from the door body 2 is an arc surface, the convex body 4 is made of rubber and integrally arranged with the rubber layer 3, the rubber has good buffering performance, and the air flow or water flow impact on the surface of the door body 2 can be effectively reduced. 3 embedded many air bag strips 5 that are equipped with in the rubber layer, air bag strip 5 is rectangular form, 5 one end of air bag strip extends to in the convex body 4, the other end inlays in the rubber layer 3 of locating 2 week sides of the door body, when air current or rivers impact door body 2 one side, because convex body 4 surface area is great, can bear more pressure and impact, extrude the air bag strip 5 in the convex body 4 then, 5 one end of air bag strip receive the extrusion, the other end will expand, thereby 3 bloies on the rubber layer that drive 2 week sides of the door body and support tightly with 1 inner wall of door frame, thereby strengthen the leakproofness between the door body 2 and the door frame 1.
As shown in fig. 3 and 5, the convex body 4 is embedded with the airbag packet 6, the airbag packet 6 has the same shape as the convex body 4, the volume of the airbag packet 6 is smaller than that of the convex body 4, one end of each of the airbag strips 5 is communicated with the plane of the airbag packet 6, and the airbag strips 5 are circumferentially arranged around the airbag packet 6. Through at the embedded gasbag package 6 of establishing of convex body 4, improve the plasticity of convex body 4, convex body 4 falls the absorbing performance of making an uproar stronger. The intercommunication has a plurality of branch's gasbag 7 on the arcwall face of the door body 2 is kept away from to gasbag package 6, and branch's gasbag 7 is rectangular form, and branch's gasbag 7 radially inlays along gasbag package 6 and locates in convex body 4, and a plurality of branch's gasbag 7 inlays locates in convex body 4, and convex body 4 receives slight impulsive force and pressure and all can be accepted by branch's gasbag 7 and acquire, transmits then for gasbag package 6 and gasbag strip 5, improves the leakproofness of the door body 2.
One side that two door bodies 2 are close to each other is provided with grafting complex slot 8 and inserted block 9 each other respectively, and slot 8 is the arc, and when two door bodies 2 were closed door frame 1, 9 plug-in connections of inserted block were in slot 8, and inserted block 9 and 8 inner wall butts of slot, area of contact are big, and sealing performance is good, increases the route of water infiltration simultaneously, effectively improves waterproof performance. The lock holes 10 are vertically formed in the inserting block 9 and the inserting groove 8 in a penetrating mode, the door frame 1 is provided with the lock rods 11 matched with the lock holes 10 in an inserting mode in a descending mode, the cross sections of the lock rods 11 are circular, when the door frame 1 is locked in a closed mode through the two door bodies 2, the inserting block 9 is located in the inserting groove 8, the lock rods 11 are connected into the lock holes 10 in an inserting mode, one sides, close to each other, of the two door bodies 2 cannot be separated, and therefore the door bodies 2 are fixed at the position.
As shown in fig. 2 and 4, the side wall of the lock rod 11 is provided with a sliding groove 12 along the length direction thereof, the door frame 1 is fixed with a sliding block 13 which is in sliding fit with the sliding groove 12, the sliding block 13 is in a long strip shape and is vertically arranged, the sliding block 13 and the sliding groove 12 are in sliding fit to limit the lock rod 11 to slide in the vertical direction, and the door frame 1 is further provided with a lifting assembly for driving the lock rod 11 to lift. The lifting assembly comprises a gear 14 rotationally connected to the door frame 1, a tooth groove 15 is formed in the side wall of the lock rod 11 along the length direction of the lock rod, the gear 14 is meshed with the tooth groove 15, and a driving motor 16 for driving the gear 14 to rotate is further mounted on the door frame 1. When the lifting device is used, the driving motor 16 drives the gear 14 to rotate, and then drives the lock rod 11 to move, and the lock rod 11 is lifted and lowered in the vertical direction under the limitation of the sliding block 13.
In summary, the following steps:
when the door lock is closed, one door body 2 with the slot 8 is rotated into the door frame 1, the other door body 2 is rotated into the door frame 1, the insert block 9 is inserted into the slot 8, the driving motor 16 is started, the lock rod 11 is lowered and inserted into the lock hole 10, and therefore the two door bodies 2 are fixed in the door frame 1
When the door is used, the impact and the pressure on the door body 2 are transmitted to the air bag strip 5, so that the rubber layer 3 on the peripheral side of the door body 2 is abutted against the inner wall of the door frame 1, meanwhile, the rubber layer 3 is abutted against the inner wall of the door frame 1, the sealing property between the door body 2 and the door frame 1 is enhanced, the infiltration of water or smoke is avoided, and the use safety is improved; the air bag packet 6 is embedded in the convex body 4, so that the plasticity of the convex body 4 is enhanced, the shock resistance is improved, meanwhile, the air bag bodies are communicated with the air bag packet 6, the air bag packet 6 uniformly disperses the pressure into the air bag strips 5, and the rubber layer 3 on the periphery side of the door body 2 is uniformly protruded; the insertion block 9 is in insertion fit with the insertion slot 8, so that the contact area between the two door bodies 2 is increased, the friction between the two door bodies 2 is improved, the stability after closing is enhanced, and meanwhile, the path for water to permeate from the two door bodies 2 is increased, so that the waterproof performance of the invention is improved; through set up rubber layer 3 on the door body 2, because rubber materials itself just has certain buffering shock attenuation performance, can alleviate the influence of earthquake to door body 2 fixed strength.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (9)
1. The double-open type civil air defense door comprises a door frame (1) and is characterized in that two door bodies (2) are connected in the door frame (1) in a double-open type rotating mode, a rubber layer (3) wraps the door bodies (2), a convex body (4) is integrally fixed on one side of the door body (2) through the rubber layer (3), a plurality of air bag strips (5) are embedded in the rubber layer (3), one ends of the air bag strips (5) extend into the convex body (4), and the other ends of the air bag strips are embedded in the rubber layer (3) on the peripheral side of the door body (2);
one sides of the two door bodies (2) close to each other are respectively provided with an inserting groove (8) and an inserting block (9), the inserting block (9) and the inserting groove (8) are vertically penetrated with a lock hole (10), and the door frame (1) is provided with a lock rod (11) which is in inserting fit with the lock hole (10) in a lifting way;
when the two door bodies (2) close and lock the door frame (1), the insertion block (9) is positioned in the insertion groove (8), and the lock rod (11) is connected in the lock hole (10) in an insertion manner.
2. The double-open type civil air defense door according to claim 1, characterized in that an air bag packet (6) is embedded in the convex body (4), and one end of each of the air bag strips (5) is communicated with the air bag packet (6).
3. The double-open type civil air defense door according to claim 2, characterized in that a plurality of branch air bags (7) are communicated with the peripheral side of the air bag packet (6), and the branch air bags (7) are embedded in the convex body (4).
4. A double door according to claim 1, wherein the slot (8) and the block (9) are in a plug-in fit.
5. The double-open type civil air defense door according to claim 1 is characterized in that a sliding groove (12) is formed in the side wall of the lock rod (11) along the length direction of the lock rod, a sliding block (13) which is in sliding fit with the sliding groove (12) and used for limiting the sliding of the lock rod (11) along the length direction of the lock rod is fixed on the door frame (1), and a lifting assembly used for driving the lock rod (11) to lift is further arranged on the door frame (1).
6. The double-open type civil air defense door according to claim 5, characterized in that the lifting component comprises a gear (14) which is rotatably connected to the door frame (1), the side wall of the lock rod (11) is provided with a tooth groove (15) along the length direction thereof, the gear (14) is meshed with the tooth groove (15) and the gear (14), and the door frame (1) is further provided with a driving motor (16) for driving the gear (14) to rotate.
7. The double-open type civil air defense door according to claim 1, characterized in that a vacuum cavity (17) is arranged in the door body (2), and a supporting framework (18) used for enhancing the structural strength of the door body (2) is fixed in the vacuum cavity (17).
8. The double-open type civil air defense door according to claim 7, characterized in that the supporting framework (18) comprises a plurality of through pipes (19) which vertically penetrate through the door body (2), and connecting pipes (20) are fixed between the through pipes (19) in the vacuum cavity (17).
9. The double-open type civil air defense door according to the claim 8, characterized in that the penetrating pipe (19) is filled with a rubber column (21), and the rubber column (21) is connected with the rubber layers (3) at two sides integrally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811460956.4A CN109723333B (en) | 2018-12-01 | 2018-12-01 | Double-open type civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811460956.4A CN109723333B (en) | 2018-12-01 | 2018-12-01 | Double-open type civil air defense door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109723333A CN109723333A (en) | 2019-05-07 |
| CN109723333B true CN109723333B (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811460956.4A Active CN109723333B (en) | 2018-12-01 | 2018-12-01 | Double-open type civil air defense door |
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| Country | Link |
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| CN (1) | CN109723333B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021901B (en) * | 2019-12-30 | 2021-04-06 | 佛山市均林人防工程有限公司 | Civil air defense engineering protective door for subway civil air defense |
| CN112127776A (en) * | 2020-09-22 | 2020-12-25 | 王伦 | Aluminum alloy door with fireproof function |
| CN113250593A (en) * | 2021-04-26 | 2021-08-13 | 赵学兰 | Explosion-proof people's air defense door |
| CN113309451B (en) * | 2021-06-21 | 2023-03-10 | 安徽双鹏实业有限公司 | Civil air defense door with buffer function |
| CN115559651A (en) * | 2022-10-21 | 2023-01-03 | 福建省铭时门业科技有限公司 | Air bag type airtight door capable of clamping, inflating and reflowing |
| CN115450529B (en) * | 2022-10-26 | 2024-03-22 | 山东省建筑设计研究院有限公司 | Heat-insulating waterproof system and method for existing external wall extended external window |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090096209A (en) * | 2008-03-07 | 2009-09-10 | (주) 인디고텍 | Airtight door for electric sliding |
| CN206608054U (en) * | 2017-03-02 | 2017-11-03 | 上海地空防护设备有限公司 | A kind of threshold hand-held closed guard gate for people's air defense gateway |
| CN108035668B (en) * | 2017-12-07 | 2019-02-26 | 重庆工程职业技术学院 | A kind of decoration door for owner's abreaction |
| CN108426413B (en) * | 2018-04-19 | 2021-04-23 | 海尔智家股份有限公司 | Split door body assembly and refrigerator |
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2018
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