CN213016022U

CN213016022U - Self-compaction high strength concrete civil air defense door

Info

Publication number: CN213016022U
Application number: CN202020752074.1U
Authority: CN
Inventors: 王慧鹏; 李腾; 张晓强; 张震; 代广涛; 武迪
Original assignee: Henan Dingli Civil Defense Equipment Co ltd
Current assignee: Henan Dingli Civil Defense Equipment Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-04-20
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to a civil air defense equipment technical field, specifically speaking relates to a self-compaction high strength concrete civil air defense door, including the door plant, one side of door plant articulates there is the door frame, and spring bolt positioning mechanism is installed to one side inner wall of door frame, and one side close welding that the door plant is close to the door frame has the cardboard, and both sides all are provided with the handle about the outer wall of cardboard, and the one end of handle is rotated through pivot and cardboard and is connected, and the pivot is close to spring bolt positioning mechanism. The utility model discloses a design can guarantee fine sealed protecting effect, rotate through the handle and can conveniently go into the draw-in groove with the spring bolt card in, stop gear through handle one end carries on spacingly to the handle, compress tightly the fly leaf through compression spring, and then compress tightly the upper portion of spring bolt for the spring bolt tightly falls inside the draw-in groove, guarantees the locking of people's air defense door, through the use of above convenient operation people's air defense door, guarantees fine leakproofness through the laminating of door plant with the door frame, avoids using for a long time the leakproofness not enough.

Description

Self-compaction high strength concrete civil air defense door

Technical Field

The utility model relates to a civil air defense equipment technical field, specifically speaking relates to a self-compaction high strength concrete civil air defense door.

Background

People's air defense door is the door of people's protection engineering access & exit, people's air defense door classification is more vivid, has ordinary list, biparting protective airtight door and sealed door, and multiple people's air defense equipment such as threshold list, biparting protective airtight door and sealed door of living, current people's air defense door all generally is heavier, need pull the handle hard when closing with opening, it is very inconvenient to operate, and long-term use handle receives wearing and tearing easily, causes the damage to reduce the life of people's air defense door.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-compaction high strength concrete people's air defense door to solve the problem that proposes in the above-mentioned background art.

In order to achieve the purpose, the utility model provides a self-compacting high-strength concrete civil air defense door, which comprises a door plate, wherein one side of the door plate is hinged with a door frame, a spring bolt positioning mechanism is arranged on the inner wall of one side of the door frame, a clamping plate is tightly welded on one side of the door plate close to the door frame, handles are arranged on the upper side and the lower side of the outer wall of the clamping plate, one end of each handle is rotatably connected with the clamping plate through a rotating shaft, a spring bolt is tightly welded on the outer wall of one side of the rotating shaft close to the spring bolt positioning mechanism, and a limiting mechanism is arranged; the rotating shaft can drive the handle and the lock tongue to rotate and clamp the lock tongue into the lock tongue positioning mechanism, the lock tongue positioning mechanism comprises a clamping groove embedded in the inner wall of the door frame, a movable plate is horizontally arranged on the inner side of the clamping groove, and a compression spring is arranged above the movable plate; the limiting mechanism comprises a fixed pipe tightly welded with the clamping plate, an ejection spring is arranged on the inner side of the fixed pipe, a limiting column is arranged at the top of the ejection spring, and an inclined plane is arranged on one side, close to the handle, of one end of the limiting column.

Preferably, four corners of the inner wall of the clamping plate are provided with first oblique angles, and four corners of the inner wall of the door frame are provided with second oblique angles.

Preferably, the outer wall of the middle part of the clamping plate is provided with a handle.

Preferably, the top end of the compression spring is tightly welded with the inner wall of the clamping groove, and the bottom end of the compression spring is tightly welded with the movable plate.

Preferably, an arc surface is arranged below the inner wall of the clamping groove.

Preferably, the clamping plate is matched with the inner wall of the door frame in a clamping mode.

Preferably, the door plate and the door frame are both rectangular structures, and the size of the door plate is larger than that of the door frame.

Compared with the prior art, the beneficial effects of the utility model are that:

this self-compaction high strength concrete people's air defense door can guarantee fine sealed protective effect, rotate through the handle and can conveniently block the spring bolt card into the draw-in groove, stop gear through handle one end is spacing to the handle, compress tightly the fly leaf through compression spring, and then compress tightly the upper portion of spring bolt, make the spring bolt tightly fix inside the draw-in groove, guarantee the locking of people's air defense door, through the use of above convenient operation people's air defense door, through the fixed fine leakproofness of guaranteeing of the joint of cardboard and door frame, avoid using the leakproofness inadequately for a long time.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a middle door panel according to the present invention;

fig. 3 is a schematic structural view of the middle limiting mechanism of the present invention;

fig. 4 is a schematic structural view of the middle lock tongue positioning mechanism of the present invention.

The various reference numbers in the figures mean: 1. a door panel; 11. clamping a plate; 111. a first bevel; 2. a door frame; 21. a second bevel; 3. a bolt positioning mechanism; 31. a card slot; 311. a cambered surface; 32. a movable plate; 33. a compression spring; 4. a handle; 41. a rotating shaft; 42. a latch bolt; 5. a limiting mechanism; 51. a fixed tube; 511. ejecting a spring; 512. a limiting column; 5121. a bevel; 6. and (4) a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a self-compaction high strength concrete people's air defense door, as shown in fig. 1-4, including door plant 1, one side of door plant 1 articulates there is door frame 2, one side inner wall of door frame 2 is installed spring bolt positioning mechanism 3, be used for positioning the spring bolt, one side that door plant 1 is close to door frame 2 is closely welded and is had cardboard 11, both sides are provided with handle 4 about the outer wall of cardboard 11, one end of handle 4 is connected with cardboard 11 through pivot 41 rotation, one side outer wall that pivot 41 is close to spring bolt positioning mechanism 3 is closely welded and is had spring bolt 42, drive spring bolt 42 card through handle 4 and go into spring bolt positioning mechanism 3, one side department that the surface of cardboard 11 is close to handle 4 installs stop gear 5, be used for spacing one end of handle 4; the rotating shaft 41 can drive the handle 4 and the bolt 42 to rotate and be clamped into the bolt positioning mechanism 3, the bolt positioning mechanism 3 comprises a clamping groove 31 embedded in the inner wall of the door frame 2, a movable plate 32 is horizontally arranged on the inner side of the clamping groove 31, and a compression spring 33 is arranged above the movable plate 32 to compress the movable plate 32; the limiting mechanism 5 comprises a fixed pipe 51 tightly welded with the clamping plate 11, an ejection spring 511 is arranged on the inner side of the fixed pipe 51, a limiting column 512 is arranged at the top of the ejection spring 511, an inclined surface 5121 is arranged on one side, close to the handle 4, of one end of the limiting column 512, the spring 511 ejects the limiting column 512 upwards, when the door needs to be closed, the handle 4 is rotated, the lock tongue 42 is clamped into the clamping groove 31, the movable plate 32 downwards applies pressure to the lock tongue 42, the handle 4 applies pressure to the inclined surface 5121 on the limiting column 512, the limiting column 5121 retracts into the fixed pipe 51, one end of the handle 4 can move to the lower side of the limiting column 512 at the moment, then the ejection spring 511 ejects the limiting column 512, the upper portion of one end of the handle 4 is limited by the limiting column 512, the lock tongue 42 is locked through the limiting of the limiting column 512 and the movable plate 32, and the.

Specifically, four corners of the inner wall of cardboard 11 are provided with first oblique angle 111, and four corners of the inner wall of door frame 2 are provided with second oblique angle 21, can make four corners laminating when cardboard 11 card goes into door frame 2, avoid cardboard 11 to rock.

In addition, the middle outer wall of the clamping plate 11 is provided with a handle 6. The door panel 1 can be pushed and pulled conveniently.

Further, the top end of the compression spring 33 is tightly welded with the inner wall of the slot 31, and the bottom end of the compression spring 33 is tightly welded with the movable plate 32, so as to ensure the fixation of the compression spring 33.

Further, an arc surface 311 is arranged below the inner wall of the slot 31, so that the tongue lock 42 can be conveniently clamped in.

Further, cardboard 11 and the inner wall joint cooperation of door frame 2 guarantee being connected of cardboard 11 and door frame 2.

Further, door plant 1 and door frame 2 are the rectangle structure, and the size of door plant 1 is greater than the size of door frame 2, can make door plant 1 cover the door frame completely, guarantees fine sealed effect.

The self-compaction high strength concrete civil air defense door of this embodiment is when using, at first install door frame 2 on the wall body, install door plant 1 again, make cardboard 11 card go into in door frame 2 through pulling handle 6 after that, rotate handle 4 after that, make pivot 41 rotatory, drive spring bolt 42 and rotate and go into in the draw-in groove 31, the one end that spring bolt 42 was kept away from to handle 4 is spacing through spacing post 512 in stop gear 5, make spring bolt 42 can not toward rotating back, the upper portion of spring bolt 42 compresses tightly spacingly through fly leaf 32, make spring bolt 42 chucking in the inside of draw-in groove 31, can lock the device.

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

1. The utility model provides a self-compaction high strength concrete people's air defense door, includes door plant (1), its characterized in that: a door frame (2) is hinged to one side of the door plate (1), a bolt positioning mechanism (3) is installed on the inner wall of one side of the door frame (2), a clamping plate (11) is tightly welded to one side, close to the door frame (2), of the door plate (1), handles (4) are arranged on the upper side and the lower side of the outer wall of the clamping plate (11), one end of each handle (4) is rotatably connected with the clamping plate (11) through a rotating shaft (41), a bolt (42) is tightly welded to the outer wall of one side, close to the bolt positioning mechanism (3), of the rotating shaft (41), and a limiting mechanism (5) is installed on one side, close to the handle (4), of the surface; the rotating shaft (41) can drive the handle (4) and the lock tongue (42) to rotate and be clamped into the lock tongue positioning mechanism (3), the lock tongue positioning mechanism (3) comprises a clamping groove (31) embedded in the inner wall of the door frame (2), a movable plate (32) is horizontally arranged on the inner side of the clamping groove (31), and a compression spring (33) is arranged above the movable plate (32); the limiting mechanism (5) comprises a fixed pipe (51) tightly welded with the clamping plate (11), an ejection spring (511) is arranged on the inner side of the fixed pipe (51), a limiting column (512) is arranged at the top of the ejection spring (511), and an inclined plane (5121) is arranged on one side, close to the handle (4), of one end of the limiting column (512).

2. The self-compacting high strength concrete civil air defense door of claim 1, characterized in that: four corners of the inner wall of the clamping plate (11) are provided with first oblique angles (111), and four corners of the inner wall of the door frame (2) are provided with second oblique angles (21).

3. The self-compacting high strength concrete civil air defense door of claim 1, characterized in that: the outer wall of the middle part of the clamping plate (11) is provided with a handle (6).

4. The self-compacting high strength concrete civil air defense door of claim 1, characterized in that: the top end of the compression spring (33) is tightly welded with the inner wall of the clamping groove (31), and the bottom end of the compression spring (33) is tightly welded with the movable plate (32).

5. The self-compacting high strength concrete civil air defense door of claim 1, characterized in that: and an arc surface (311) is arranged below the inner wall of the clamping groove (31).

6. The self-compacting high strength concrete civil air defense door of claim 1, characterized in that: the clamping plate (11) is matched with the inner wall of the door frame (2) in a clamping mode.

7. The self-compacting high strength concrete civil air defense door of claim 1, characterized in that: the door plate (1) and the door frame (2) are both rectangular structures, and the size of the door plate (1) is larger than that of the door frame (2).