CN213016023U - High-strength civil air defense door leaf steel frame - Google Patents
High-strength civil air defense door leaf steel frame Download PDFInfo
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- CN213016023U CN213016023U CN202020752674.8U CN202020752674U CN213016023U CN 213016023 U CN213016023 U CN 213016023U CN 202020752674 U CN202020752674 U CN 202020752674U CN 213016023 U CN213016023 U CN 213016023U
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- frame
- air defense
- door leaf
- defense door
- civil air
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Abstract
The utility model relates to the technical field of civil air defense equipment, in particular to a high-strength civil air defense door leaf steel frame, which comprises a frame, wherein the frame is in a U-shaped structure, two ventilation openings are formed in the top of the frame, two U-shaped plates are tightly welded on the outer wall of the frame close to the ventilation openings, the inner sides of the U-shaped plates are slidably connected with sliding plates, the sliding plates can slide to cover the ventilation openings, fixing mechanisms are arranged at the bottoms of the two ends of the frame, and hinge positioning mechanisms are arranged at the tops of the two ends of; the fixing mechanism comprises supports arranged on two sides of the bottom end of the frame, and a positioning frame is arranged at the top of each support. The utility model discloses a design has certain intensity, and fixing that can be fine is supported through fixed establishment subaerial, avoids closing the door or causing the not hard up of frame when opening the door, can guarantee the stable in structure of people's air defense door, and can pass through the hinge with the door plant through hinge positioning mechanism and be connected fixedly, makes things convenient for opening and shutting of door plant.
Description
Technical Field
The utility model relates to a civil air defense equipment technical field, specifically speaking relates to a high strength civil air defense door leaf steel frame.
Background
People's air defense door is the door of people's protection engineering access & exit, people's air defense door is categorised more vividly, there is ordinary list, two leaves of protective airtight doors and airtight door, the threshold of living is single, multiple people's air defense equipment such as two leaves of protective airtight doors and airtight door, current people's air defense door is fixed not firm enough when the installation door frame, produce easily when using and become flexible or rock, thereby influence the security of people's air defense door, and inside and outside ventilation inadequately when closing for a long time, cause inside and outside air not to circulate, need open the door when ventilating, it is comparatively troublesome to operate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high strength people's air defense door leaf steel frame to solve the problem that proposes among the above-mentioned background art.
In order to achieve the purpose, the utility model provides a high strength civil air defense door leaf steel frame, which comprises a frame, wherein the frame is in a U-shaped structure, two ventilation openings are arranged at the top of the frame, two U-shaped plates are tightly welded on the outer wall of the frame close to the ventilation openings, the inner sides of the U-shaped plates are slidably connected with a sliding plate, the sliding plate can slide to cover the ventilation openings, fixing mechanisms are arranged at the bottoms of the two ends of the frame, and hinge positioning mechanisms are arranged at the tops of the two ends of the frame; the fixing mechanism comprises supports arranged on two sides of the bottom end of the frame, a positioning frame is arranged on the top of each support and is in clamping fit with the bottom of the frame, threaded holes are formed in two ends of each positioning frame, a compression bolt is connected to the outer side of each threaded hole in a threaded manner, and one end of each compression bolt can compress the bottom of the frame; the hinge positioning mechanism comprises a fixing block tightly welded with the frame, a through hole is formed in the middle of the fixing block, a T-shaped block is arranged at the top of the through hole, the bottom end of the T-shaped block is in plug-in fit with the through hole, and a hinge mounting groove is formed in the surface of the bottom end of the T-shaped block.
Preferably, the inner side wall of the frame is closely adhered with a sealing strip.
Preferably, the stent has a triangular structure.
Preferably, a sealing ring is closely adhered to the inner wall of the through hole.
Preferably, the slide plate and the ventilation opening are both rectangular structures, and the size of the slide plate is larger than that of the ventilation opening.
Preferably, the inner walls of the top parts of the two sides of the frame are in a round corner structure.
Preferably, the bottom of the bracket is fixed on the ground through a mounting bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
this high strength civil air defense door leaf steel frame has certain intensity, can be fine fix subaerial, support through fixed establishment, avoid closing the door or causing the not hard up of frame when opening the door, can guarantee the stable in structure of civil air defense door, and can pass through the hinge with the door plant through hinge positioning mechanism and be connected fixedly, make things convenient for opening and shutting of door plant, and can guarantee the inside and outside air flow through the vent, avoid causing inside and outside isolated, influence the circulation of air, in addition, can adjust the size of vent through the slide as required, conveniently use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the middle hinge positioning mechanism of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1;
fig. 4 is a schematic structural diagram of the middle positioning frame of the present invention.
The various reference numbers in the figures mean: 1. a frame; 11. a sealing strip; 12. a vent; 13. a U-shaped plate; 14. A slide plate; 2. a fixing mechanism; 21. a support; 22. installing a bolt; 23. a positioning frame; 231. a hold-down bolt; 232. a threaded hole; 3. a hinge positioning mechanism; 31. a fixed block; 311. a through hole; 3111. a seal ring; 32. a T-shaped block; 33. and a hinge mounting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The utility model provides a high strength civil air defense door leaf steel frame, as shown in fig. 1-4, including frame 1, frame 1 is the U-shaped structure, two vents 12 have been seted up at the top of frame 1, two U-shaped plates 13 have been welded closely to the outer wall of frame 1 near vent 12, the inboard sliding connection of U-shaped plate 13 has slide 14, slide 14 can slide and cover vent 12, thereby realize ventilating and sealing, fixing mechanism 2 is installed to the both ends bottom of frame 1, can fix the bottom of frame 1, hinge positioning mechanism 3 is installed at the both ends top of frame 1, be convenient for pass through hinged joint with the door plant; the fixing mechanism 2 comprises supports 21 arranged on two sides of the bottom end of the frame 1, a positioning frame 23 is arranged on the top of each support 21, the positioning frame 23 is in clamping fit with the bottom of the frame 1, threaded holes 232 are formed in two ends of each positioning frame 23, a pressing bolt 231 is in threaded connection with the outer side of each threaded hole 232, one end of each pressing bolt 231 can tightly press the bottom of the frame 1, and the bottom of the frame 1 is guaranteed to be fixed; hinge positioning mechanism 3 includes fixed block 31 with frame 1 inseparable welded, and through-hole 311 has been seted up at the middle part of fixed block 31, and the top of through-hole 311 is provided with T-shaped block 32, and the bottom of T-shaped block 32 is pegged graft with through-hole 311 and is cooperated, and hinge mounting groove 33 has been seted up on the bottom surface of T-shaped block 32, the installation hinge of being convenient for.
Specifically, the sealing strip 11 is tightly adhered to the inner side wall of the frame 1, so that the inner side of the frame 1 is sealed.
In addition, the support 21 is a triangular structure, and the triangular structure can ensure the support stability.
Further, a sealing ring 3111 is tightly adhered to the inner wall of the through hole 311 to ensure sealing between the inner wall of the through hole 311 and the bottom end of the T-shaped block 32.
Further, the plate 14 and the vent 12 are both rectangular in configuration, and the size of the slide plate 14 is larger than that of the vent 12 to facilitate covering of the vent 12.
Furthermore, the inner walls of the tops of the two sides of the frame 1 are of a fillet structure, so that the inner walls are smooth, and the abrasion of the inner walls of the frame 1 is avoided.
Further, the bottom of the bracket 21 is fixed on the ground through a mounting bolt 22, so that the bracket 21 can be conveniently mounted and dismounted.
The high strength civil air defense door leaf steel frame of this embodiment is when using, at first install the device on the bottom surface, fix support 21 on ground through construction bolt 22, again with the bottom card of frame 1 in locating frame 23, tighten up clamp bolt 231 again, make its one end compress tightly the bottom of frame 1, make frame 1 stabilize difficult slip, it is articulated to install in hinge mounting groove 33 afterwards, pass through the hinge mounting with the top both sides of door plant on hinge positioning mechanism 3 can, can open vent 12 as required or close, guarantee the circulation of indoor outer air.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a high strength people's air defense door leaf steel frame, includes frame (1), its characterized in that: the frame (1) is of a U-shaped structure, two ventilation openings (12) are formed in the top of the frame (1), two U-shaped plates (13) are tightly welded on the outer wall of the frame (1) close to the ventilation openings (12), sliding plates (14) are connected to the inner sides of the U-shaped plates (13) in a sliding mode, the sliding plates (14) can slide to cover the ventilation openings (12), fixing mechanisms (2) are installed at the bottoms of the two ends of the frame (1), and hinge positioning mechanisms (3) are installed at the tops of the two ends of the frame (1); the fixing mechanism (2) comprises supports (21) arranged on two sides of the bottom end of the frame (1), a positioning frame (23) is arranged on the top of each support (21), the positioning frame (23) is matched with the bottom of the frame (1) in a clamping mode, threaded holes (232) are formed in two ends of each positioning frame (23), a pressing bolt (231) is connected to the outer side of each threaded hole (232) in a threaded mode, and one end of each pressing bolt (231) can tightly press the bottom of the frame (1); hinge positioning mechanism (3) include with frame (1) closely welded fixed block (31), through-hole (311) have been seted up in the middle part of fixed block (31), the top of through-hole (311) is provided with T-shaped piece (32), the bottom and through-hole (311) of T-shaped piece (32) are pegged graft the cooperation, hinge mounting groove (33) have been seted up on the bottom surface of T-shaped piece (32).
2. The high strength civil air defense door leaf steel frame of claim 1, wherein: and a sealing strip (11) is tightly bonded on the inner side wall of the frame (1).
3. The high strength civil air defense door leaf steel frame of claim 1, wherein: the bracket (21) is of a triangular structure.
4. The high strength civil air defense door leaf steel frame of claim 1, wherein: and a sealing ring (3111) is tightly bonded on the inner wall of the through hole (311).
5. The high strength civil air defense door leaf steel frame of claim 1, wherein: the sliding plate (14) and the ventilation opening (12) are both rectangular structures, and the size of the sliding plate (14) is larger than that of the ventilation opening (12).
6. The high strength civil air defense door leaf steel frame of claim 1, wherein: the inner walls of the tops of the two sides of the frame (1) are of a round corner structure.
7. The high strength civil air defense door leaf steel frame of claim 1, wherein: the bottom of the support (21) is fixed on the ground through a mounting bolt (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020752674.8U CN213016023U (en) | 2020-05-09 | 2020-05-09 | High-strength civil air defense door leaf steel frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020752674.8U CN213016023U (en) | 2020-05-09 | 2020-05-09 | High-strength civil air defense door leaf steel frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016023U true CN213016023U (en) | 2021-04-20 |
Family
ID=75484756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020752674.8U Active CN213016023U (en) | 2020-05-09 | 2020-05-09 | High-strength civil air defense door leaf steel frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016023U (en) |
-
2020
- 2020-05-09 CN CN202020752674.8U patent/CN213016023U/en active Active
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