CN113944400B - Anti-impact door leaf frame structure for civil air defense door and working method thereof - Google Patents
Anti-impact door leaf frame structure for civil air defense door and working method thereof Download PDFInfo
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- CN113944400B CN113944400B CN202111228062.4A CN202111228062A CN113944400B CN 113944400 B CN113944400 B CN 113944400B CN 202111228062 A CN202111228062 A CN 202111228062A CN 113944400 B CN113944400 B CN 113944400B
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- door leaf
- leaf frame
- door
- air defense
- plate
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/04—Frames for doors, windows, or the like to be fixed in openings
- E06B1/52—Frames specially adapted for doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/04—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
- E05F5/08—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with springs
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/56—Fastening frames to the border of openings or to similar contiguous frames
- E06B1/60—Fastening frames to the border of openings or to similar contiguous frames by mechanical means, e.g. anchoring means
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses an anti-collision door leaf frame structure for a civil air defense door and a working method thereof, relates to the field of civil air defense engineering, and aims to solve the problems that the civil air defense door in the prior art is slightly deformed due to shock waves, and sometimes, the civil air defense door cannot be opened due to deformation of an internal self-locking mechanism caused by the influence of the shock waves by a self-locking structure. The door leaf frame main part comprises an upper door frame and side door frames, the upper door frame is arranged at the upper ends of the two side door frames, anti-collision protection plates are mounted on two sides of the door leaf frame main part, anti-collision arc plates are mounted on the front end faces and the rear end faces of the anti-collision protection plates, the anti-collision arc plates comprise arc plate openings and arc plate connecting strips, a rear reinforcing plate and a front reinforcing plate are mounted above the door leaf frame main part, a civil air defense engineering wall connecting plate is mounted above the rear reinforcing plate and the front reinforcing plate, a positioning column is mounted on the front end face of the civil air defense engineering wall connecting plate, and an elastic plate is mounted at the lower end of the positioning column.
Description
Technical Field
The invention relates to the technical field of civil air defense engineering, in particular to an anti-collision door leaf frame structure for a civil air defense door and a working method thereof.
Background
Civil air defense engineering also calls civil air defense work, and refers to underground protective buildings which are independently built for guaranteeing shelter of people and materials, guidance of civil air defense and medical aid in wartime, and basements which are built by combining ground buildings and can be used for air defense in wartime. The civil air defense engineering is an important facility for preventing enemies from attacking suddenly, effectively masking personnel and materials and preserving the war potential; the method is an engineering guarantee for adhering to town battles and supporting anti-aggression wars to victory for a long time. The civil air defense door is a door of an entrance and an exit of civil protection engineering, and the classification of the civil air defense door is more distinct, and the civil air defense door comprises various civil air defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, a movable door threshold single-leaf and double-leaf protective airtight doors and the like.
The top plate, the side wall and the floor in the civil air defense project are thicker and firmer than a common basement, and have certain capacities of resisting shock waves and conventional bomb detonation waves besides bearing, the existing protective airtight door is heavier and is provided with a self-locking structure, when the civil air defense door is subjected to the shock waves, the civil air defense door slightly deforms, and sometimes the deformation of the internal self-locking mechanism causes the civil air defense door to be incapable of being opened due to the influence of the shock waves by the self-locking structure; therefore, the market urgently needs to develop an anti-collision door leaf frame structure for a civil air defense door and a working method thereof to help people solve the existing problems.
Disclosure of Invention
The invention aims to provide an anti-impact door leaf frame structure for a civil air defense door and a working method thereof, and aims to solve the problems that the civil air defense door proposed in the background technology is slightly deformed due to shock waves, and sometimes, an internal self-locking mechanism is deformed due to the influence of the shock waves to prevent the civil air defense door from being opened due to the self-locking structure.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a door leaf frame construction of anti striking for people's air defense door, includes door leaf frame main part, door leaf frame main part includes door frame and side door frame, and the side door frame is provided with two, and goes up the door frame setting in two side door frame upper ends, just the anti guard plate that hits is all installed to the both sides of door leaf frame main part, the anti striking arc is all installed to the preceding terminal surface and the rear end face of anti striking guard plate, the anti striking arc includes arc opening and arc connecting strip, back reinforcing plate and preceding reinforcing plate are installed to the top of door leaf frame main part, people's air defense engineering wall connecting plate is installed to the top of back reinforcing plate and preceding reinforcing plate, the reference column is installed to the preceding terminal surface of people's air defense engineering wall connecting plate, the elastic plate is installed to the lower extreme of reference column, the externally mounted of back reinforcing plate has the fastening sleeve, just back reinforcing plate and fastening sleeve welded connection, the one end fixed connection of fastening sleeve and pressure spring, pressure spring's the other end and elastic plate welded connection, the pneumatic cylinder is all installed to the lower extreme both sides of people's air defense engineering wall, the connecting seat, the damping spring sliding connection plate is installed to the both sides of slide bar between the connecting seat, the lantern ring and damping spring sliding connection plate.
Preferably, a door leaf frame base is installed at the lower end of the door leaf frame main body, the width of the door leaf frame base is the same as that of the door leaf frame main body, and an anti-skid cushion block is arranged on the upper end face of the door leaf frame base.
Preferably, a door frame sound insulation board is installed on the inner side of the door leaf frame main body, an inner installation groove is formed in the inner surface of the door frame sound insulation board, the door frame sound insulation board is connected with the door leaf frame main body in a joggled mode, a hinge is installed inside the inner installation groove, and the door frame sound insulation board is movably connected with the civil air defense door through the hinge.
Preferably, an outer right-angle limiting plate is installed on one side of the outside of the anti-collision protection plate, a second connecting strip is installed on one side of the outer right-angle limiting plate, an inner right-angle limiting plate is installed on one side of the second connecting strip, a movable block is installed on one side of the inner right-angle limiting plate, the movable block, the inner right-angle limiting plate and the second connecting strip all extend to the inside of the door leaf frame main body and are in sliding connection with the door leaf frame main body, the inner right-angle limiting plate and the outer right-angle limiting plate are all attached to the door leaf frame main body, and door frame ventilation holes are formed in the outer surfaces of the two sides of the door leaf frame main body.
Preferably, the anti-collision arc plates are provided with two groups, the two groups of anti-collision arc plates are symmetrical to each other, the two groups of arc plate connecting strips extend to the interior of the anti-collision protection plate and are connected with each other, a fastening connecting piece is mounted inside the anti-collision protection plate, and the arc plate connecting strips are fixedly connected with the anti-collision protection plate through the fastening connecting piece.
Preferably, the lower ends of the rear reinforcing plate and the front reinforcing plate are respectively welded with the rear end face and the front end face of the door leaf frame main body, a first connecting strip is arranged between the rear reinforcing plate and the front reinforcing plate, and the elastic plate and the positioning column are arranged into an integral structure.
Preferably, the outside of civil air defense engineering wall connecting plate is provided with fastening bolt, civil air defense engineering wall connecting plate passes through fastening bolt and civil air defense engineering wall fixed connection, the upper end of pneumatic cylinder passes through engaging lug and civil air defense engineering wall connecting plate swing joint, the lower extreme and the slip lantern ring of pneumatic cylinder pass through pivot swing joint, the slip lantern ring and slide bar sliding connection, damping spring's both ends respectively with slip lantern ring and fixing base welded connection.
An operating method of an anti-impact door leaf frame structure for a civil air defense door comprises the following steps:
the method comprises the following steps: constructing a civil air defense engineering entrance, reserving cavities at two sides of a door leaf frame main body, and installing an anti-collision protection plate and an anti-collision arc plate;
step two: a civil air defense engineering wall connecting plate is arranged above the civil air defense engineering entrance, the civil air defense engineering wall connecting plate is fixed through a fastening bolt, and after the hydraulic cylinder is arranged, the front reinforcing plate and the rear reinforcing plate are arranged outside the door leaf frame main body and the civil air defense engineering wall;
step three: the civil air defense door can be used after being installed, in the process that the door leaf frame main body is impacted, firstly, the anti-impact protection plates on the two sides move in the door leaf frame main body, the anti-impact arc plates move in the civil air defense engineering wall body, and the impact force is buffered through the anti-impact arc plates, so that the impact received by the door leaf frame main body is reduced;
step four: secondly, the rear reinforcing plate above the door leaf frame main body can be extruded backwards after being impacted, secondary buffering is carried out through the pressure spring and the elastic plate, and vibration generated by the door leaf frame main body is reduced;
step five: and finally, the hydraulic cylinder supports between the door leaf frame main body and the civil air defense engineering wall connecting plate, after the door leaf frame main body is impacted, the damping spring extrudes the sliding lantern ring to enable the hydraulic cylinder to keep stable, the shaking after the impact is reduced again, and the impact resistance effect is achieved.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the anti-collision protection plates, the civil air defense door can be used after being installed, in the process that the door leaf frame main body is impacted, firstly, the anti-collision protection plates on two sides move in the door leaf frame main body, and the anti-collision arc plates move in the civil air defense engineering wall body, impact force is buffered through the anti-collision arc plates, so that impact received by the door leaf frame main body is reduced, the anti-collision protection plates are mutually supported through two groups of symmetrical anti-collision arc plates, the anti-collision arc plates are buffered through arc-shaped support after being stressed, impact pressure is released through deformation generated by the stress of the arc-shaped plate connecting strips, the amplitude of shaking of the whole door leaf frame main body due to collision is effectively prevented, the structure is simple, the installation and the disassembly are convenient, the whole weight of the anti-collision arc plates can be reduced through the arc-shaped plate through holes of the anti-collision arc plates, the installation efficiency is effectively improved on the premise that the buffering effect is not influenced, and the different environments are convenient to adapt to different environments.
2. According to the invention, through the arrangement of the civil air defense engineering wall connecting plate, the civil air defense engineering wall connecting plate is arranged above the civil air defense engineering entrance, the civil air defense engineering wall connecting plate is fixed through the fastening bolt, after the hydraulic cylinder is arranged, the front reinforcing plate and the rear reinforcing plate are arranged outside the door leaf frame main body and the civil air defense engineering wall, so that the limiting and fixing of the upper end of the door leaf frame main body can be facilitated, the pressure can be transferred to the civil air defense engineering wall connecting plate after the door leaf frame main body is stressed, the civil air defense engineering wall connecting plate is transferred to the civil air defense engineering wall, the pressure is dispersed, the buffering effect is improved, the rear reinforcing plate above the door leaf frame main body can be extruded backwards after being impacted, the secondary buffering is carried out through the pressure spring and the elastic plate, the vibration generated by the door leaf frame main body is reduced, the anti-collision effect of the door leaf frame main body is further improved, the adaptability is strong, and the safety is good.
3. According to the invention, through the arrangement of the hydraulic cylinder, after the door leaf frame main body is connected with the civil air defense engineering wall connecting plate, the hydraulic cylinder supports between the door leaf frame main body and the civil air defense engineering wall connecting plate, so that the position stability of the door leaf frame main body is effectively improved, after the door leaf frame main body is impacted, the damping spring extrudes the sliding sleeve ring to ensure that the hydraulic cylinder keeps stable, the shaking after the impact is reduced again, the impact resistance effect is achieved, the damping effect is good, and the stability is strong.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a cross-sectional side view of the impact shield of the present invention;
FIG. 3 is a front view of the anti-collision protection plate of the present invention;
FIG. 4 is a schematic top view of the impact protection panel of the present invention;
fig. 5 is a schematic structural view of an anti-collision structure between the civil air defense engineering wall connecting plate and the door leaf frame main body.
In the figure: 1. a door leaf frame main body; 2. an anti-collision protection plate; 3. an impact resistant arcuate plate; 4. a door frame ventilation aperture; 5. the arc-shaped plate through opening; 6. an arc-shaped plate connecting strip; 7. a rear reinforcing plate; 8. a front reinforcing plate; 9. a first connecting bar; 10. civil air defense engineering wall connecting plates; 11. fastening a bolt; 12. a positioning column; 13. an elastic plate; 14. a pressure spring; 15. fastening the sleeve; 16. an outer right-angle limiting plate; 17. a door leaf frame base; 18. a door frame sound insulation panel; 19. an anti-skid cushion block; 20. an inner mounting groove; 21. fastening a connecting piece; 22. a movable block; 23. an inner right-angle limiting plate; 24. a second connecting strip; 25. a hydraulic cylinder; 26. a connecting seat; 27. a fixed seat; 28. a slide bar; 29. a slip collar; 30. a shock absorbing spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an embodiment of the present invention is shown: an anti-impact door leaf frame structure for a civil air defense door comprises a door leaf frame main body 1, wherein the door leaf frame main body 1 comprises two upper door frames and two side door frames, the upper door frames are arranged at the upper ends of the two side door frames, anti-impact protection plates 2 are respectively arranged at two sides of the door leaf frame main body 1, anti-impact arc plates 3 are respectively arranged on the front end surface and the rear end surface of each anti-impact protection plate 2, each anti-impact arc plate 3 comprises an arc plate through opening 5 and an arc plate connecting strip 6, a rear reinforcing plate 7 and a front reinforcing plate 8 are arranged above the door leaf frame main body 1, a civil air defense engineering wall connecting plate 10 is arranged above the rear reinforcing plate 7 and the front reinforcing plate 8, a positioning column 12 is arranged on the front end surface of the civil air defense engineering wall connecting plate 10, and an elastic plate 13 is arranged at the lower end of the positioning column 12, the externally mounted of back reinforcing plate 7 has fastening sleeve 15, and back reinforcing plate 7 and fastening sleeve 15 welded connection, fastening sleeve 15 and pressure spring 14's one end fixed connection, pressure spring 14's the other end and elastic plate 13 welded connection, pneumatic cylinder 25 is all installed to the lower extreme both sides of civil air defense engineering wall connecting plate 10, connecting seat 26 is installed to the upper end of door leaf frame main part 1, fixing base 27 is all installed to the both sides of connecting seat 26, install slide bar 28 between fixing base 27 and the connecting seat 26, the externally mounted of slide bar 28 has the slip lantern ring 29, install damping spring 30 between slip lantern ring 29 and the fixing base 27, triple shock attenuation anticollision structure has further improved the crashproof effect of door leaf frame main part 1, strong adaptability, and good safety, effectively improve the installation effectiveness, be convenient for adapt to different environments.
Further, a door frame base 17 is installed at the lower end of the door frame main body 1, the width of the door frame base 17 is the same as that of the door frame main body 1, an anti-skid cushion block 19 is arranged on the upper end face of the door frame base 17, the lower end of the door frame main body 1 and the lower portion of the civil air defense engineering wall body can be connected through the door frame base 17, and the connection effect is improved.
Further, door frame acoustic celotex board 18 is installed to the inboard of door leaf frame main part 1, and the internal surface of door frame acoustic celotex board 18 is provided with interior mounting groove 20, and door frame acoustic celotex board 18 is connected with 1 joggle of door leaf frame main part, and the internally mounted of interior mounting groove 20 has the hinge, and door frame acoustic celotex board 18 passes through hinge and people's air defense door swing joint, through door frame acoustic celotex board 18 easy to assemble people's air defense door, and effectively improve the leakproofness between people's air defense door and the door leaf frame main part 1.
Further, outer right angle limiting plate 16 is installed to outside one side of anti-collision protection board 2, second connecting strip 24 is installed to one side of outer right angle limiting plate 16, interior right angle limiting plate 23 is installed to one side of second connecting strip 24, movable block 22 is installed to one side of interior right angle limiting plate 23, movable block 22, interior right angle limiting plate 23 and second connecting strip 24 all extend to 1 inside and door leaf frame main part 1 sliding connection of door leaf frame main part, interior right angle limiting plate 23 and outer right angle limiting plate 16 all laminate with door leaf frame main part 1, and the surface of 1 both sides of door leaf frame main part all is provided with door frame ventilative hole 4, outer right angle limiting plate 16 and interior right angle limiting plate 23 make the angle between anti-collision protection board 2 and the door leaf frame main part 1 stable, mainly transmit the impact force for anti-collision arc 3.
Further, anti striking arc 3 is provided with two sets ofly, two sets of 3 mutual symmetries of anti striking arcs, two sets of arc connecting strips 6 all extend to 2 internal interconnect of anti guard plate that hit, the internally mounted of anti guard plate 2 has fastening connector 21, arc connecting strip 6 passes through fastening connector 21 and 2 fixed connection of anti guard plate that hit, 6 atress of arc connecting strip produce deformation and release impact pressure, effectively prevent 1 whole range size of rocking that receives the offend of door leaf frame main part, moreover, the steam generator is simple in structure, conveniently install and dismantle, and arc opening 5 through anti striking arc 3 can reduce 3 whole weights of anti striking arc, under the prerequisite that does not influence buffering effect, effectively improve the installation effectiveness, be convenient for adapt to different environment.
Further, the lower extreme of back reinforcing plate 7 and preceding reinforcing plate 8 respectively with door frame main part 1 the rear end face with preceding terminal surface welded connection, and install first connecting strip 9 between back reinforcing plate 7 and the preceding reinforcing plate 8, elastic plate 13 sets up structure as an organic whole with reference column 12, carry out the secondary buffering through compression spring 14 and elastic plate 13, reduce the produced vibrations of door frame main part 1, further improved door frame main part 1's crashproof effect, strong adaptability, the security is good.
Further, the outside of civil air defense engineering wall connecting plate 10 is provided with fastening bolt 11, civil air defense engineering wall connecting plate 10 passes through fastening bolt 11 and civil air defense engineering wall fixed connection, the upper end of pneumatic cylinder 25 passes through engaging lug and civil air defense engineering wall connecting plate 10 swing joint, the lower extreme of pneumatic cylinder 25 passes through pivot swing joint with slip lantern ring 29, slip lantern ring 29 and slide bar 28 sliding connection, damping spring 30's both ends respectively with slip lantern ring 29 and fixing base 27 welded connection, damping spring 30 extrudees the slip lantern ring 29 and makes pneumatic cylinder 25 remain stable, reduce the rocking after the striking once more, reach the effect of shocking resistance, it is effectual to shock attenuation, stability is strong.
An operating method of an anti-impact door leaf frame structure for a civil air defense door comprises the following steps:
the method comprises the following steps: constructing a civil air defense engineering entrance, reserving cavities at two sides of a door leaf frame main body 1, and installing an anti-collision protection plate 2 and an anti-collision arc plate 3;
step two: a civil air defense engineering wall connecting plate 10 is arranged above a civil air defense engineering entrance and is fixed through a fastening bolt 11, after a hydraulic cylinder 25 is arranged, a front reinforcing plate 8 and a rear reinforcing plate 7 are arranged outside a door leaf frame main body 1 and a civil air defense engineering wall, a proper position is reserved, an anti-impact arc plate 3 can move, and deformation and impact are reduced;
step three: the civil air defense door can be used after being installed, in the process that the door leaf frame body 1 is impacted, firstly, the anti-impact protection plates 2 on two sides move in the door leaf frame body 1, the anti-impact arc-shaped plates 3 move in the civil air defense engineering wall body, the impact force is buffered through the anti-impact arc-shaped plates 3, the impact received by the door leaf frame body 1 is reduced, the anti-impact protection plates 2 are mutually supported through two groups of symmetrical anti-impact arc-shaped plates 3, and the anti-impact arc-shaped plates 3 are buffered through arc-shaped supports after being stressed;
step four: secondly, the rear reinforcing plate 7 above the door leaf frame main body 1 can be extruded backwards after being impacted, secondary buffering is carried out through the pressure spring 14 and the elastic plate 13, vibration generated by the door leaf frame main body 1 is reduced, the anti-collision effect of the door leaf frame main body 1 is further improved, the adaptability is high, and the safety is good;
step five: finally, the hydraulic cylinder 25 supports between the door leaf frame body 1 and the civil air defense engineering wall connecting plate 10, after the door leaf frame body 1 is impacted, the damping spring 30 extrudes the sliding sleeve ring 29 to enable the hydraulic cylinder 25 to keep stable, the shaking after the impact is reduced again, the impact resistance effect is achieved, the damping effect is good, and the stability is strong.
The working principle is as follows: when in use, the entrance of the civil air defense engineering is constructed, cavities are reserved on two sides of the door leaf frame body 1, an anti-collision protection plate 2 and an anti-collision arc-shaped plate 3 are installed, a civil air defense engineering wall connecting plate 10 is installed above the entrance of the civil air defense engineering, the civil air defense engineering wall connecting plate is fixed through a fastening bolt 11, after a hydraulic cylinder 25 is installed, a front reinforcing plate 8 and a rear reinforcing plate 7 are installed outside the door leaf frame body 1 and the civil air defense engineering wall, a proper position is reserved, the anti-collision arc-shaped plate 3 can move, the deformation and the impact are reduced, the civil air defense door can be used after being installed, when the door leaf frame body 1 is impacted, the anti-collision protection plates 2 on two sides move inside the door leaf frame body 1, the anti-collision arc-shaped plates 3 move in the civil air defense engineering wall, the impact is buffered through the anti-collision arc-shaped plates 3, the impact received by the door leaf frame body 1 is reduced, the anti-collision protection plate 2 is mutually supported by two groups of symmetrical anti-collision arc-shaped plates 3, the anti-collision arc-shaped plates 3 are buffered by arc-shaped supports after being stressed, then the rear reinforcing plate 7 above the door frame main body 1 can be extruded backwards after being impacted, secondary buffering is carried out by the pressure spring 14 and the elastic plate 13, the vibration generated by the door frame main body 1 is reduced, the anti-collision effect of the door frame main body 1 is further improved, the adaptability is strong, the safety is good, finally, the hydraulic cylinder 25 supports between the door frame main body 1 and the civil air defense engineering wall connecting plate 10, after the door frame main body 1 is impacted, the damping spring 30 extrudes the sliding sleeve ring 29 to keep the hydraulic cylinder 25 stable, the shaking after the impact is reduced again, the impact-resistant effect is achieved, and the shaking after the impact is reduced again, the shock-proof effect is achieved, the shock-absorbing effect is good, and the stability is strong.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a people's air defense is with door leaf frame construction of anti striking, includes door leaf frame main part (1), its characterized in that: the door leaf frame main body (1) comprises an upper door frame and two side door frames, the two side door frames are arranged, the upper door frame is arranged at the upper ends of the two side door frames, anti-collision protection plates (2) are arranged on two sides of the door leaf frame main body (1), anti-collision arc plates (3) are arranged on the front end face and the rear end face of each anti-collision protection plate (2), each anti-collision arc plate (3) comprises an arc plate through hole (5) and an arc plate connecting strip (6), a rear reinforcing plate (7) and a front reinforcing plate (8) are arranged above the door leaf frame main body (1), a civil air defense engineering wall connecting plate (10) is arranged above the rear reinforcing plate (7) and the front reinforcing plate (8), a positioning column (12) is arranged on the front end face of the civil air defense engineering wall connecting plate (10), an elastic plate (13) is arranged at the lower end of the positioning column (12), a fastening sleeve (15) is arranged outside the rear reinforcing plate (7), the rear reinforcing plate (7) is welded with the fastening sleeve (15), the fastening sleeve (15) is fixedly connected with one end of a pressure spring (14), the other end of the pressure spring (14) is fixedly connected with the elastic connecting plate (13), and the hydraulic cylinder (26) is arranged at two sides of the door leaf frame main body (1), fixing bases (27) are installed on two sides of the connecting base (26), sliding rods (28) are installed between the fixing bases (27) and the connecting base (26), sliding sleeve rings (29) are installed on the outer portions of the sliding rods (28), and damping springs (30) are installed between the sliding sleeve rings (29) and the fixing bases (27).
2. The impact-resistant door leaf frame structure for a civil air defense door according to claim 1, characterized in that: the door leaf frame is characterized in that a door leaf frame base (17) is installed at the lower end of the door leaf frame main body (1), the width of the door leaf frame base (17) is the same as that of the door leaf frame main body (1), and an anti-skidding cushion block (19) is arranged on the upper end face of the door leaf frame base (17).
3. The impact-resistant door leaf frame structure for a civil air defense door according to claim 1, characterized in that: the door frame sound insulation board is characterized in that a door frame sound insulation board (18) is installed on the inner side of the door leaf frame main body (1), an inner installation groove (20) is formed in the inner surface of the door frame sound insulation board (18), the door frame sound insulation board (18) is connected with the door leaf frame main body (1) in a joggled mode, a hinge is installed inside the inner installation groove (20), and the door frame sound insulation board (18) is movably connected with the civil air defense door through the hinge.
4. The impact-resistant door leaf frame structure for a civil air defense door according to claim 1, characterized in that: outer right angle limiting plate (16) is installed to outside one side of anti-collision protection board (2), second connecting strip (24) is installed to one side of outer right angle limiting plate (16), interior right angle limiting plate (23) is installed to one side of second connecting strip (24), movable block (22) is installed to one side of interior right angle limiting plate (23), movable block (22), interior right angle limiting plate (23) and second connecting strip (24) all extend to door leaf frame main part (1) inside and door leaf frame main part (1) sliding connection, interior right angle limiting plate (23) and outer right angle limiting plate (16) all laminate with door leaf frame main part (1), just the surface of door leaf frame main part (1) both sides all is provided with door frame ventilative hole (4).
5. The impact-resistant door leaf frame structure for a civil air defense door as claimed in claim 1, wherein: the anti-collision protection device is characterized in that the anti-collision arc plates (3) are arranged in two groups, the anti-collision arc plates (3) are symmetrical to each other, the arc plate connecting strips (6) extend to the anti-collision protection plate (2) to be connected with each other, fastening connecting pieces (21) are installed inside the anti-collision protection plate (2), and the arc plate connecting strips (6) are fixedly connected with the anti-collision protection plate (2) through the fastening connecting pieces (21).
6. The impact-resistant door leaf frame structure for a civil air defense door as claimed in claim 1, wherein: the lower ends of the rear reinforcing plate (7) and the front reinforcing plate (8) are respectively connected with the rear end face and the front end face of the door leaf frame main body (1) in a welding mode, a first connecting strip (9) is installed between the rear reinforcing plate (7) and the front reinforcing plate (8), and the elastic plate (13) and the positioning column (12) are arranged into an integral structure.
7. The impact-resistant door leaf frame structure for a civil air defense door as claimed in claim 1, wherein: the outside of civil air defense engineering wall connecting plate (10) is provided with fastening bolt (11), civil air defense engineering wall connecting plate (10) are through fastening bolt (11) and civil air defense engineering wall fixed connection, the upper end of pneumatic cylinder (25) is through engaging lug and civil air defense engineering wall connecting plate (10) swing joint, the lower extreme and the slip lantern ring (29) of pneumatic cylinder (25) are through pivot swing joint, slip lantern ring (29) and slide bar (28) sliding connection, the both ends of damping spring (30) respectively with slip lantern ring (29) and fixing base (27) welded connection.
8. An operation method of an impact-resistant door leaf frame structure for a civil air defense door is realized based on the impact-resistant door leaf frame structure for the civil air defense door of any one of claims 1 to 7, and is characterized by comprising the following steps:
the method comprises the following steps: constructing a civil air defense project entrance, reserving cavities at two sides of a door leaf frame main body (1), and installing an anti-collision protection plate (2) and an anti-collision arc-shaped plate (3);
step two: a civil air defense engineering wall connecting plate (10) is arranged above the civil air defense engineering entrance, the civil air defense engineering wall connecting plate is fixed through a fastening bolt (11), and after a hydraulic cylinder (25) is arranged, a front reinforcing plate (8) and a rear reinforcing plate (7) are arranged outside a door leaf frame main body (1) and a civil air defense engineering wall;
step three: the civil air defense door can be used after being installed, when the door leaf frame main body (1) is impacted, firstly, the anti-impact protection plates (2) on two sides move in the door leaf frame main body (1), the anti-impact arc plates (3) move in a civil air defense engineering wall, and the impact force is buffered through the anti-impact arc plates (3), so that the impact received by the door leaf frame main body (1) is reduced;
step four: secondly, the rear reinforcing plate (7) above the door leaf frame main body (1) can be extruded backwards after being impacted, secondary buffering is carried out through a pressure spring (14) and an elastic plate (13), and vibration generated by the door leaf frame main body (1) is reduced;
step five: finally, the hydraulic cylinder (25) supports between the door leaf frame main body (1) and the civil air defense engineering wall connecting plate (10), after the door leaf frame main body (1) is impacted, the damping spring (30) extrudes the sliding sleeve ring (29) to enable the hydraulic cylinder (25) to be stable, the shaking after the impact is reduced again, and the impact resistance effect is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111228062.4A CN113944400B (en) | 2021-10-21 | 2021-10-21 | Anti-impact door leaf frame structure for civil air defense door and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111228062.4A CN113944400B (en) | 2021-10-21 | 2021-10-21 | Anti-impact door leaf frame structure for civil air defense door and working method thereof |
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| Publication Number | Publication Date |
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| CN113944400A CN113944400A (en) | 2022-01-18 |
| CN113944400B true CN113944400B (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111228062.4A Active CN113944400B (en) | 2021-10-21 | 2021-10-21 | Anti-impact door leaf frame structure for civil air defense door and working method thereof |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101812506B1 (en) * | 2016-03-23 | 2018-01-30 | 주식회사 화창기업 | Door Closer Closing Force Auxiliary Device in Smoking-Proof Area and the Operation Method thereof |
| CN209556831U (en) * | 2018-10-19 | 2019-10-29 | 浙江众幸防护设备有限公司 | Antidetonation closed guard gate |
| CN211038382U (en) * | 2019-10-23 | 2020-07-17 | 北京力拓铭达机电安装工程有限公司 | Civil air defense door with shock-absorbing structure |
| CN212317781U (en) * | 2019-12-27 | 2021-01-08 | 江苏荣鼎安防产品制造有限公司 | Steel door with drainage channel and drainage channel clearance structure |
| CN213297724U (en) * | 2020-08-26 | 2021-05-28 | 陕西美欣进人防工程有限公司 | Explosion-proof type people's air defense door that can high-efficiently cushion |
| CN213654558U (en) * | 2020-10-28 | 2021-07-09 | 河北启森机械设备有限公司 | Slide rail moving comprehensive stabilizing device |
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