CN217354148U

CN217354148U - Two-way airtight door that opens and shuts for civil air defense engineering

Info

Publication number: CN217354148U
Application number: CN202220202083.2U
Authority: CN
Inventors: 颜伟秋; 颜伟双; 郭楚武; 颜伟雄; 郭楚龙
Original assignee: Jinyue Guangdong Co ltd
Current assignee: Jinyue Guangdong Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-09-02
Anticipated expiration: 2032-01-25

Abstract

The utility model relates to a civil air defense engineering technical field just discloses a two-way airtight door for civil air defense engineering that opens and shuts, including door frame, the door body and drive track, one side of door frame is rotated and is equipped with the sleeve pipe, the sheathed tube inside is equipped with the telescopic link, the door frame is kept away from sheathed tube one side is equipped with U type piece, the telescopic link is kept away from sheathed tube one end extend to the inside of U type piece, the lateral wall of U type piece be equipped with the chucking mechanism that the telescopic link joint set up, the sheathed tube pipe wall is equipped with the bolt, the tip of bolt extend to sheathed tube inside and with the pole wall of telescopic link offsets and sets up. The utility model discloses the structural strength of the door body has been increased for the door body is difficult for receiving the deformation, has improved protective strength.

Description

Two-way airtight door that opens and shuts for civil air defense engineering

Technical Field

The utility model relates to a civil air defense engineering technical field especially relates to a two-way airtight door for civil air defense engineering that opens and shuts.

Background

The civil air defense engineering is an underground protective building which is independently built for guaranteeing personnel and material shielding, civil air defense command and medical aid in wartime and a basement which is built by combining ground buildings and can be used for air defense in wartime, and the civil air defense engineering is an important facility for preventing enemy from attacking suddenly, effectively shielding personnel and materials and storing 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 structural strength of the existing protective airtight door is poor, no reinforcing structure is provided, and the existing protective airtight door is easy to deform when impacted, so that the protective effect is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of poor structural strength in the prior art and providing a two-way airtight door for civil air defense engineering that opens and shuts.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a two-way airtight door for civil air defense engineering that opens and shuts, includes door frame, the door body and drive track, one side of door frame is rotated and is equipped with the sleeve pipe, sheathed tube inside is equipped with the telescopic link, the door frame is kept away from sheathed tube one side is equipped with U type piece, the telescopic link is kept away from sheathed tube one end extends to the inside of U type piece, the lateral wall of U type piece be equipped with the chucking mechanism that the telescopic link joint set up, the sheathed tube pipe wall is equipped with the bolt, the tip of bolt extends to sheathed tube inside and with the pole wall of telescopic link offsets and sets up.

Preferably, chucking mechanism includes U type frame, slider, spring, kelly and pull rod, U type frame is fixed set up in one side of U type piece, the slider slide set up in the inside of U type frame, and the top of slider passes through the spring with the inside wall fixed connection of U type frame, the kelly fixed set up in the bottom of slider, and the lower extreme of kelly extends to the inside of U type piece, the pole wall of telescopic link seted up with kelly matched with card hole, the pull rod fixed set up in the top of slider.

Preferably, the upper end of the pull rod extends to the top of the U-shaped frame, and a pull ring is fixedly arranged at the upper end of the pull rod.

Preferably, the lateral wall symmetry of door frame is fixed and is equipped with two fixed blocks, sheathed tube one end extends to two between the fixed block and through pivot and two the fixed block is rotated and is connected.

Preferably, the pipe wall of the sleeve and the rod wall of the telescopic rod are symmetrically and fixedly provided with two mounting rings, the side wall of the door body is fixedly provided with a screw rod penetrating through the inside of the mounting rings, and the rod wall of the screw rod is provided with a nut.

Preferably, the sleeve is an alloy tube, and the telescopic rod is an alloy rod.

Compared with the prior art, the utility model provides a two-way airtight door for civil air defense engineering that opens and shuts possesses following beneficial effect:

1. this airtight door for two-way switching civil air defense engineering through setting up sleeve pipe, telescopic link, U type piece, U type frame, slider, spring, kelly, pull rod and the pull ring in door frame one side, can fix sleeve pipe and telescopic link rotation back on the door frame to can provide corresponding holding power for one side of the door body, improve the structural strength of the door body.

2. This airtight door for two-way civil air defense engineering that opens and shuts through collar, screw rod and the nut that is equipped with, can be fixed between sleeve pipe and telescopic link and the door body to increase the protective strength of the door body.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses increased the structural strength of the door body for the door body is difficult for receiving the deformation, has improved protective strength.

Drawings

Fig. 1 is a schematic structural view of a two-way retractable airtight door for civil air defense engineering provided by the utility model;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: the door comprises a door frame 1, a door body 2, a driving track 3, a sleeve 4, a telescopic rod 5, a U-shaped block 6, a U-shaped frame 7, a sliding block 8, a spring 9, a clamping rod 10, a pull rod 11, a pull ring 12, a fixed block 13, a rotating shaft 14, a mounting ring 15, a screw rod 16 and a nut 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-2, the airtight door for the two-way opening and closing civil air defense engineering comprises a door frame 1, a door body 2 and a driving track 3, wherein a sleeve 4 is rotatably arranged on one side of the door frame 1, two fixed blocks 13 are symmetrically and fixedly arranged on the side wall of the door frame 1, and one end of the sleeve 4 extends between the two fixed blocks 13 and is rotatably connected with the two fixed blocks 13 through a rotating shaft 14; sleeve pipe 4's inside is equipped with telescopic link 5, one side that sleeve pipe 4 was kept away from to door frame 1 is equipped with U type piece 6, telescopic link 5 keeps away from sleeve pipe 4's one end and extends to U type piece 6 inside, U type piece 6's lateral wall is equipped with the chucking mechanism that sets up with 5 joints of telescopic link, sleeve pipe 4's pipe wall is equipped with bolt 18, bolt 18's tip extends to sleeve pipe 4's inside and offsets with telescopic link 5's pole wall and sets up, sleeve pipe 4 adopts the alloy pipe, telescopic link 5 adopts the alloy pole, the alloy material can improve sleeve pipe 4 and telescopic link 5's structural strength, thereby the improvement is to the reinforcement effect of door body 2.

Referring to fig. 2, chucking mechanism includes U type frame 7, slider 8, spring 9, kelly 10 and pull rod 11, U type frame 7 is fixed to be set up in one side of U type piece 6, slider 8 slides and sets up in the inside of U type frame 7, and the inside wall fixed connection of spring 9 and U type frame 7 is passed through at slider 8's top, kelly 10 is fixed to be set up in slider 8's bottom, and the lower extreme of kelly 10 extends to the inside of U type piece 6, the pole wall of telescopic link 5 is seted up and is blocked pole 10 matched with card hole, pull rod 11 is fixed to be set up in slider 8's top, the upper end of pull rod 11 extends to the top of U type frame 7, and the fixed pull ring 12 that is equipped with in pull rod 11's upper end.

Referring to fig. 1, two mounting rings 15 are symmetrically and fixedly arranged on the tube wall of the sleeve 4 and the rod wall of the telescopic rod 5, a screw 16 penetrating through the mounting rings 15 is fixedly arranged on the side wall of the door body 2, and a nut 17 is arranged on the rod wall of the screw 16, so that the sleeve 4, the telescopic rod 5 and the door body 2 can be fixed.

In the utility model, when in use, after the door body 2 is closed, one end of the sleeve 4 rotates around the rotating shaft 14 and is jointed with one side of the door body 2, then the telescopic rod 5 extends out of the inner part of the sleeve 4, and the bolt 18 is used for fixing the sleeve 4 and the telescopic rod 5, meanwhile, the end part of the telescopic rod 5 extends into the U-shaped block 6, at the moment, a worker pulls the pull ring 12 upwards, the pull ring 12 pulls the slide block 8 to move upwards through the pull rod 11 and compress the spring 9, when the end part of the telescopic rod 5 completely extends into the U-shaped block 6, the pull ring 12 is loosened, the clamping rod 10 is clamped and matched with the clamping hole on the telescopic rod 5 under the elastic action of the spring 9, finally the sleeve 4, the telescopic rod 5 and the door body 2 are fixed through the matching of the screw rod 16 and the spiral ring 17, and then accomplished the reinforcement to door body 2 for door body 2 is difficult for receiving the deformation, has improved the proof strength.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a two-way airtight door for civil air defense engineering that opens and shuts, includes door frame (1), the door body (2) and drive track (3), its characterized in that, one side of door frame (1) is rotated and is equipped with sleeve pipe (4), the inside of sleeve pipe (4) is equipped with telescopic link (5), keep away from door frame (1) one side of sleeve pipe (4) is equipped with U type piece (6), telescopic link (5) are kept away from the one end of sleeve pipe (4) extends to the inside of U type piece (6), the lateral wall of U type piece (6) be equipped with the chucking mechanism that telescopic link (5) joint set up, the pipe wall of sleeve pipe (4) is equipped with bolt (18), the tip of bolt (18) extends to the inside of sleeve pipe (4) and with the pole wall of telescopic link (5) offsets and sets up.

2. The airtight door for the bidirectional opening and closing civil air defense engineering of claim 1, wherein, the clamping mechanism comprises a U-shaped frame (7), a sliding block (8), a spring (9), a clamping rod (10) and a pull rod (11), the U-shaped frame (7) is fixedly arranged on one side of the U-shaped block (6), the sliding block (8) is arranged in the U-shaped frame (7) in a sliding manner, the top of the sliding block (8) is fixedly connected with the inner side wall of the U-shaped frame (7) through the spring (9), the clamping rod (10) is fixedly arranged at the bottom of the sliding block (8), and the lower end of the clamping rod (10) extends to the inside of the U-shaped block (6), a clamping hole matched with the clamping rod (10) is formed in the rod wall of the telescopic rod (5), and the pull rod (11) is fixedly arranged at the top of the sliding block (8).

3. The airtight door for the bidirectional opening and closing civil air defense engineering as claimed in claim 2, wherein the upper end of the pull rod (11) extends to the top of the U-shaped frame (7), and the upper end of the pull rod (11) is fixedly provided with a pull ring (12).

4. The airtight door for the bidirectional opening and closing civil air defense engineering as claimed in claim 1, wherein the side wall of the door frame (1) is symmetrically and fixedly provided with two fixing blocks (13), and one end of the sleeve (4) extends between the two fixing blocks (13) and is rotatably connected with the two fixing blocks (13) through a rotating shaft (14).

5. The airtight door for the bidirectional opening and closing civil air defense engineering as claimed in claim 1, wherein the tube wall of the sleeve (4) and the rod wall of the telescopic rod (5) are symmetrically and fixedly provided with two mounting rings (15), the side wall of the door body (2) is fixedly provided with a screw rod (16) penetrating through the inside of the mounting rings (15), and the rod wall of the screw rod (16) is provided with a nut (17).

6. The airtight door for the bidirectional opening and closing civil air defense engineering as claimed in claim 1, wherein the sleeve (4) is made of an alloy pipe, and the expansion link (5) is made of an alloy rod.