CN113944400A - 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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- CN113944400A CN113944400A CN202111228062.4A CN202111228062A CN113944400A CN 113944400 A CN113944400 A CN 113944400A CN 202111228062 A CN202111228062 A CN 202111228062A CN 113944400 A CN113944400 A CN 113944400A
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- Prior art keywords
- 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 workers, and refers to underground protective buildings which are independently built for guaranteeing personnel and material shelter, civil air defense command and medical rescue 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 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 civil air defense engineering inner top plate, the side wall and the floor are thicker and firmer than a common basement, and have certain shock wave resistance and conventional bomb detonation wave resistance 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 shock waves, the civil air defense door can slightly deform, and sometimes the civil air defense door cannot be opened due to the deformation of an internal self-locking mechanism caused by 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 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.
In order to achieve the purpose, the invention provides the following technical scheme: a door leaf frame structure for a civil air defense door and capable of resisting impact comprises a door leaf frame main body, wherein the door leaf frame main body comprises an upper door frame and two side door frames, the upper door frame is arranged at the upper ends of the two side door frames, impact-resisting protection plates are arranged on two sides of the door leaf frame main body, impact-resisting arc plates are arranged on the front end surface and the rear end surface of each impact-resisting protection plate, each impact-resisting arc plate comprises an arc-shaped plate through hole and an arc-shaped plate connecting strip, a rear reinforcing plate and a front reinforcing plate are arranged above the door leaf frame main body, a civil air defense engineering wall connecting plate is arranged above the rear reinforcing plate and the front reinforcing plate, a positioning column is arranged on the front end surface of the civil air defense engineering wall connecting plate, an elastic plate is arranged at the lower end of the positioning column, a pressure spring is arranged at the lower end of the elastic plate, and hydraulic cylinders are arranged on two sides of the lower end of the civil air defense engineering wall connecting plate, the door leaf frame is characterized in that a connecting seat is installed at the upper end of the door leaf frame body, fixing seats are installed on two sides of the connecting seat, a sliding rod is installed between the fixing seat and the connecting seat, a sliding sleeve ring is installed outside the sliding rod, and a damping spring is installed between the sliding sleeve ring and the fixing seat.
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, outer right angle limiting plate is installed to outside one side of anti-collision protection plate, the connecting strip is installed to one side of outer right angle limiting plate, interior right angle limiting plate is installed to one side of connecting strip, the movable block is installed to one side of interior right angle limiting plate, movable block, interior right angle limiting plate and connecting strip all extend to inside and door leaf frame main part sliding connection of door leaf frame main part, interior right angle limiting plate and the laminating of outer right angle limiting plate all with door leaf frame main part, just the surface of door leaf frame main part both sides all is provided with door frame ventilative hole.
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 connecting strip is installed between the rear reinforcing plate and the front reinforcing plate, a fastening sleeve is installed outside the rear reinforcing plate, the rear reinforcing plate is welded with the fastening sleeve, the fastening sleeve is fixedly connected with one end of the pressure spring, the other end of the pressure spring is welded with the elastic 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. the invention can be used after the civil air defense door is installed through the arrangement of the anti-collision protection plates, when the door leaf frame main body is impacted, firstly, the anti-collision protection plates at two sides move in the door leaf frame main body, and a plurality of anti-collision arc plates move in the civil air defense engineering wall body, the impact force is buffered through the anti-collision arc plates, the impact received by the door leaf frame main body is reduced, and 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 the arc-shaped support after being stressed, the arc-shaped plate connecting strips are stressed to generate deformation to release the impact pressure, the amplitude of the whole door leaf frame main body shaking caused by 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, under the premise of not influencing the buffering effect, effectively improve the installation effectiveness, be convenient for adapt to different environment.
2. The invention is provided with the civil air defense engineering wall connecting plate above the civil air defense engineering entrance through the arrangement of the civil air defense engineering wall connecting plate, 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 body after the hydraulic cylinder is arranged, the upper end of the door leaf frame main body can be conveniently limited and fixed, so that the door leaf frame main body can transfer the pressure to the civil air defense engineering wall connecting plate after being stressed, and the civil air defense engineering wall connecting plate is transferred to the civil air defense engineering wall, thereby dispersing the pressure and improving the buffering effect, the rear reinforcing plate above the door leaf frame main body can be extruded backwards after being impacted, carry out the secondary buffering through compression spring and elastic plate, reduce the produced vibrations of door leaf frame main part, further improved the crashproof effect of door leaf frame main part, strong adaptability, the security 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 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 connecting strip; 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 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: a door leaf frame structure for impact resistance of a civil air defense door comprises a door leaf frame main body 1, wherein the door leaf frame main body 1 comprises an upper door frame and two side door frames, the upper door frame is arranged at the upper ends of the two side door frames, impact resistance protection plates 2 are respectively arranged at two sides of the door leaf frame main body 1, impact resistance arc plates 3 are respectively arranged at the front end surface and the rear end surface of the impact resistance protection plates 2, the impact resistance arc plates 3 comprise arc plate through holes 5 and arc plate connecting strips 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 at the front end surface 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 pressure spring 14 is arranged at the lower end of the elastic plate 13, and hydraulic cylinders 25 are respectively arranged at two sides of the lower end of the 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 the 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 the security is good, effectively improves the installation effectiveness, is convenient for adapt to different environment.
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, 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 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 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 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 arc, 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 is through fastening connector 21 and 2 fixed connection of anti guard plate that hit, 6 atress production deformation of arc connecting strip releases impact pressure, effectively prevent 1 whole amplitude size that rocks that receives the offend of door leaf frame main part, moreover, the steam generator is simple in structure, conveniently install and dismantle, and can reduce 3 whole weights of anti striking arc through the arc opening 5 of anti striking arc 3, under the prerequisite that does not influence buffering effect, effectively improve the installation effectiveness, be convenient for adapt to different environment.
Further, 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 welded mode, a connecting strip 9 is installed between the rear reinforcing plate 7 and the front reinforcing plate 8, a fastening sleeve 15 is installed on the outer portion of the rear reinforcing plate 7, the rear reinforcing plate 7 is connected with the fastening sleeve 15 in a welded mode, the fastening sleeve 15 is fixedly connected with one end of a pressure spring 14, the other end of the pressure spring 14 is connected with an elastic plate 13 in a welded mode, the elastic plate 13 and the positioning column 12 are arranged into an integrated structure, secondary buffering is conducted 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.
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, and the door leaf frame main body has strong adaptability and good safety;
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 support after being stressed, then 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 by the pressure spring 14 and the elastic plate 13, the 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 strong, the safety is good, 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 keep the hydraulic cylinder 25 stable, the shaking after the impact is reduced again, the impact-resistant effect is achieved, the shaking after the impact-resistant effect is reduced again, and the impact-resistant effect is achieved, the shock attenuation is effectual, and 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), and a pressure spring (14) is arranged at the lower end of the elastic plate (13), pneumatic cylinder (25) are all installed to the lower extreme both sides of civil air defense engineering wall connecting plate (10), connecting seat (26) are installed to the upper end of door leaf frame main part (1), fixing base (27) are all installed to the both sides of connecting seat (26), install slide bar (28) between fixing base (27) and 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 fixing base (27).
2. The impact-resistant door leaf frame structure for a civil air defense door as claimed in claim 1, wherein: 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-skid 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 as claimed in claim 1, wherein: 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 in joggle connection with the door leaf frame main body (1), 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 as claimed in claim 1, wherein: outer right angle limiting plate (16) is installed to outside one side of anti-collision protection board (2), connecting strip (24) are installed to one side of outer right angle limiting plate (16), interior right angle limiting plate (23) are installed to one side of connecting strip (24), movable block (22) are installed to one side of interior right angle limiting plate (23), movable block (22), interior right angle limiting plate (23) and connecting strip (24) all extend to inside and door leaf frame main part (1) sliding connection of door leaf frame main part (1), 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 extreme of back reinforcing plate (7) and preceding reinforcing plate (8) respectively with the rear end face and the preceding terminal surface welded connection of door leaf frame main part (1), just install connecting strip (9) between back reinforcing plate (7) and preceding reinforcing plate (8), the externally mounted of back reinforcing plate (7) has fastening sleeve (15), just back reinforcing plate (7) and fastening sleeve (15) welded connection, the one end fixed connection of fastening sleeve (15) and pressure spring (14), the other end and elastic plate (13) welded connection of pressure spring (14), elastic plate (13) set up structure as an organic whole with reference column (12).
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, engaging lug and civil air defense engineering wall connecting plate (10) swing joint are passed through to the upper end of pneumatic cylinder (25), 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 on the basis of any one of the impact-resistant door leaf frame structures in claims 1 to 7, and is characterized by comprising 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 the civil air defense engineering entrance and 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 the 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.
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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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| 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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| CN113944400A true CN113944400A (en) | 2022-01-18 |
| CN113944400B CN113944400B (en) | 2023-03-21 |
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| 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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| KR20170110452A (en) * | 2016-03-23 | 2017-10-11 | 주식회사 화창기업 | Door Closer Closing Force Auxiliary Device in Smoking-Proof Area and the Operation Method thereof |
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| Publication number | Publication date |
|---|---|
| CN113944400B (en) | 2023-03-21 |
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