U-shaped push-pull type protective airtight door system

Abstract

The utility model discloses a U-shaped push-pull type protective air-tight door system which comprises a track, an air-tight door, a door frame and a wall body, the wall body is arranged on the ground and comprises a structural wall body and a compartment wall body, the compartment wall body is arranged on one side of the structural wall body and forms a door hiding room with the structural wall body, door openings are formed in the front side and the rear side of the structural wall body at intervals, and the door frame is arranged in the door hiding room. The rail is arranged on the upper portion of the structural wall, the front and rear portions of the rail are located on the front and rear sides of the structural wall, the middle of the rail is located in the door hiding room, the door frame is arranged in the structural wall, and the airtight door is movably arranged on the rail. The whole structure is U-shaped, the head and the tail of the U-shaped structure are arranged at the door opening to block the door opening, the middle of the U-shaped structure is arranged in the door hiding room, the door leaf can be stored when the door opening is opened, and the arrangement problem of the protective airtight door of a bidirectional door opening building is solved; the door hiding room is arranged on one side of the building, the structural layout of the building is not affected, the door opening space is not occupied, the occupied space is small, and meanwhile efficient storage of the door leaf can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of protective closed doors, in particular to a U-shaped push-pull type protective closed door system. Background Art

[0002] Civil defense doors are an important part of civil air defense projects, and they play a role in sealing and protecting the interior of the protected space. There are two existing methods for sealing large-span, continuously opened doorways: one is to use sealing plates, which is difficult to construct and slow to switch between peacetime and wartime. The other method is to use sliding rail civil defense doors, such as the protective sealed door disclosed in CN112523658A, but it is only applicable to blocking in the same straight line direction, and the positions of the hidden doors also need to be in the same straight line direction. Its scope of application is relatively narrow, and it cannot meet the use conditions of buildings with space requirements, such as some underground buildings with two-way door openings. The utility model provides a U-shaped push-pull protective sealed door system to solve the problem of sealed protection of building structures with two-way door openings. Utility Model Content

[0003] The utility model provides a U-shaped push-pull type protective closed door system, which adopts a U-shaped structure, ensures the blocking of the front and rear door openings, and arranges hidden door openings on the sides to realize efficient storage of door leaves.

[0004] The technical solution adopted by the utility model to solve the above technical problems is:

[0005] A U-shaped push-pull protective closed door system, comprising a track, a closed door, a door frame and a wall, wherein the wall is arranged on the ground, the wall comprises a structural wall and a partition wall, the partition wall is arranged on one side of the structural wall, and forms a door-hiding room with the structural wall, the front and rear sides of the structural wall are spaced apart and provided with door openings, the track is arranged on the upper part of the structural wall, the front and rear parts of the track are located on the front and rear sides of the structural wall, the middle part of the track is located in the door-hiding room, the door frame is arranged in the structural wall, and the closed door is movably arranged on the track;

[0006] The enclosed door comprises a door leaf and a track pulley, wherein the track pulley is movably arranged on a track, and the door leaf is arranged on the bottom end of the track pulley.

[0007] Furthermore, the track pulley includes a suspension roller, a limit seat, a limit roller, a connecting seat and a connecting shaft, the suspension roller and the limit roller are arranged in the limit seat, the suspension roller is located in the track, the limit roller is located below the track and contacts the bottom surface of the track, the limit seat is located on both sides of the track, the connecting seat is fixedly connected to the bottom of the limit seat, the connecting shaft is movably arranged at the bottom of the connecting seat, and the door leaf is fixedly connected to the connecting shaft.

[0008] Furthermore, the door frame is arranged in the door opening, and a locking seat and a sealing strip are provided on the door frame, the locking seat is arranged at the top and bottom of the door frame, and the sealing strip is arranged on the surface of the door frame; the door leaves are arranged in pairs at the door opening, and the door leaves include a door body and a locking structure, and the locking structure is arranged in the door body and cooperates with the locking seat.

[0009] Furthermore, the track is U-shaped and is suspended on the structural wall.

[0010] Furthermore, the connecting seat is a U-shaped seat with an inner side open.

[0011] Furthermore, the connecting shaft is fixedly connected to the middle part of the top surface of the door leaf.

[0012] Preferably, the track is an I-shaped steel rail.

[0013] The beneficial effects of the utility model are as follows:

[0014] The overall structure is set to be U-shaped, with the head and tail set at the door opening to achieve blocking of the door opening, and a hidden door room is set in the middle to achieve storage of the door leaves when the door opening is opened, solving the problem of setting up protective closed doors for buildings with two-way door openings; the hidden door room is set on one side of the building, which does not affect the structural layout of the building and does not encroach on the door opening space, and occupies a small space, while also ensuring efficient storage of the door leaves. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic top view of the overall layout of the utility model;

[0017] Figure 3 This is a schematic diagram of the closed door structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the rail pulley of the utility model.

[0019] Figure numerals: 1. track; 2. enclosed door; 21. door leaf; 211. door body; 212. locking structure; 22. track pulley; 221. suspension roller; 222. limit seat; 223. limit roller; 224. connecting seat; 225. connecting shaft; 3. door frame; 4. wall; 41. structural wall; 42. partition wall; 5. hidden door room. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings of the specification to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0022] like Figure 1 , 2 As shown, a U-shaped push-pull protective closed door system includes a track 1, a closed door 2, a door frame 3 and a wall 4, wherein the wall 4 is arranged on the ground, and the wall 4 includes a structural wall 41 and a partition wall 42, wherein the partition wall 42 is arranged on one side of the structural wall 41, and forms a door hiding room 5 with the structural wall 41, wherein the door hiding room 5 is located outside the structural wall 41, and is used to store the door leaf 21 when the door opening is opened, wherein the front and rear sides of the structural wall 41 are provided with door openings at intervals, and the door frame 3 is arranged in the door opening on the structural wall 41, and the track 1 It is arranged on the upper part of the structural wall 41, and the track 1 is continuously arranged, and its front and rear parts are located on the front and rear sides of the structural wall 41, and the middle part is located in the hidden door room 5. The enclosed door 2 is movably arranged on the track 1 and can be moved along the track 1. When the door needs to be closed, the enclosed door 2 moves along the track 1 to the door opening, and after it is in place, the locking structure 212 is extended to connect with the locking seat on the door frame to realize door closing protection. When the door is opened, the enclosed door 2 retracts the locking structure 212 and moves one by one along the track 1 to the hidden door room 5, and the enclosed door 2 is rotated in the hidden door room 5 to realize parallel storage.

[0023] like Figure 1 , 3 As shown, the enclosed door 2 includes a door leaf 21 and a track pulley 22 , wherein the track pulley 22 is movably arranged on the track 1 , and the door leaf 21 is arranged on the bottom end of the track pulley 22 , and the door leaf 21 moves along the track 1 through the track pulley 22 .

[0024] like Figure 4As shown, further, the track pulley 22 includes a hanging roller 221, a limiting seat 222, a limiting roller 223, a connecting seat 224 and a connecting shaft 225, the hanging roller 221 and the limiting roller 223 are arranged in the limiting seat 222, the hanging roller 221 is located in the track 1, the limiting roller 223 is located below the track 1 and contacts the bottom surface of the track 1, the hanging roller 221 and the limiting roller 223 are respectively arranged above and below the track, and cooperate with each other so that the track pulley 22 can be stably suspended on the track 1, ensuring the stability and safety of the structure, the limiting seat 222 is located on both sides of the track 1, and the connecting seat 224 is fixedly connected to the bottom of the limiting seat 222. The connecting seat 224 is set to make way for the locking seat on the door frame 3 and improve the structural strength and connection stability. The connecting shaft 225 is movably set at the bottom of the connecting seat 224. The connecting shaft 225 is used to connect the door leaf 21. The door leaf 21 is fixedly connected to the connecting shaft 225. The connecting shaft 225 rotates in the connecting seat 224 to realize the rotation of the door leaf 21, and then the door leaf 21 set in parallel at the door opening is adjusted to be set in parallel to reduce space occupancy.

[0025] Furthermore, the door frame 3 is arranged in the door opening, and a locking seat and a sealing strip are provided on the door frame 3. The locking seat is arranged at the top and bottom of the door frame 3, and the sealing strip is arranged on the surface of the door frame 3; the door leaves 21 are arranged in pairs at the door opening, and each door opening is provided with a pair of door leaves 21, and the door leaf 21 includes a door body 211 and a locking structure 212, and the locking structure 212 is arranged in the door body 211 and cooperates with the locking seat.

[0026] After the locking structure 212 extends into the locking seat, it will drive the door body 211 to fit against the door frame 3 and squeeze the sealing strip to achieve sealing protection.

[0027] Furthermore, the track 1 is U-shaped and is suspended on the structural wall 41 .

[0028] Furthermore, the connecting seat 224 is a U-shaped seat that is turned 90 degrees, and its inner side is open to make way for the locking seat on the door frame 3.

[0029] Furthermore, the connecting shaft 225 is fixedly connected to the middle of the top surface of the door leaf 21, so that the door leaf 21 can rotate around its center line.

[0030] Preferably, the track 1 is an I-shaped steel rail.

[0031] Preferably, the rail trolley 22 is provided with a motor, and the rail trolley 22 can be driven by the motor to move along the track 1.

[0032] Preferably, the locking structure 212 includes a coupling, a clutch, a commutator and a locking head, and the locking head can be extended and retracted by manual or electric drive.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A U-shaped push-pull protective closed door system, characterized in that: The invention comprises a track (1), a sealed door (2), a door frame (3) and a wall (4), wherein the wall (4) is arranged on the ground, the wall (4) comprises a structural wall (41) and a partition wall (42), the partition wall (42) is arranged on one side of the structural wall (41) and forms a door-hiding room (5) with the structural wall (41), the front and rear sides of the structural wall (41) are spaced apart and provided with door openings, the track (1) is arranged on the upper part of the structural wall (41), the front and rear parts of the track (1) are located on the front and rear sides of the structural wall (41), the middle part of the track (1) is located in the door-hiding room (5), the door frame (3) is arranged in the structural wall (41), and the sealed door (2) is movably arranged on the track (1); The enclosed door (2) comprises a door leaf (21) and a track pulley (22); the track pulley (22) is movably arranged on the track (1); and the door leaf (21) is arranged on the bottom end of the track pulley (22).

2. The U-shaped push-pull protective closed door system according to claim 1, characterized in that: The track pulley (22) comprises a suspension roller (221), a limiting seat (222), a limiting roller (223), a connecting seat (224) and a connecting shaft (225); the suspension roller (221) and the limiting roller (223) are arranged in the limiting seat (222); the suspension roller (221) is located in the track (1); the limiting roller (223) is located below the track (1) and contacts the bottom surface of the track (1); the limiting seat (222) is located on both sides of the track (1); the connecting seat (224) is fixedly connected to the bottom of the limiting seat (222); the connecting shaft (225) is movably arranged at the bottom of the connecting seat (224); and the door leaf (21) is fixedly connected to the connecting shaft (225).

3. The U-shaped push-pull protective closed door system according to claim 1, characterized in that: The door frame (3) is arranged in a door opening, and a locking seat and a sealing strip are provided on the door frame (3), wherein the locking seat is arranged at the top and the bottom of the door frame (3), and the sealing strip is arranged on the surface of the door frame (3); the door leaves (21) are arranged in pairs at the door opening, and the door leaves (21) include a door body (211) and a locking structure (212), wherein the locking structure (212) is arranged in the door body (211) and cooperates with the locking seat.

4. The U-shaped push-pull protective closed door system according to claim 1, characterized in that: The track (1) is U-shaped and is suspended on a structural wall (41).

5. The U-shaped push-pull protective closed door system according to claim 2, characterized in that: The connecting seat (224) is a U-shaped seat with an inner side open.

6. The U-shaped push-pull protective closed door system according to claim 2, characterized in that: The connecting shaft (225) is fixedly connected to the middle part of the top surface of the door leaf (21).

7. The U-shaped push-pull protective closed door system according to claim 1, characterized in that: The track (1) is an I-shaped steel rail.

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