Explosion-proof door with high sealing performance

Abstract

The explosion door comprises a door frame, a first sealing cavity is formed in the front end of the door frame, a first sealing plate is hinged to the left end of the first sealing cavity, and a first connecting cavity communicated with the first sealing cavity is formed in the rear end wall of the first sealing cavity; the first sealing plate is fixedly connected with a first sliding plate slidably connected with the first connecting cavity, the first sealing plate and the first sliding plate rotate forwards to open the door, and when the first sealing plate is tightly attached to the first sealing cavity, the front and back of the door frame can be isolated; a second connecting cavity located in the right end wall of the first sealing cavity is formed in the front end of the door frame, a second sealing cavity communicating with the second connecting cavity is formed in the rear end wall of the second connecting cavity, a second sealing plate is hinged to the right end of the second sealing cavity, and the second sealing plate is fixedly connected with a second sliding plate in sliding connection with the second connecting cavity. The second sealing plate and the second sliding plate rotate backwards to open the door, and when the second sealing plate is tightly attached to the second sealing cavity, the front and back of the door frame can be isolated.

Description

Technical Field

[0001] The utility model relates to the field of anti-theft doors, in particular to a high-sealing explosion-proof door. Background Art

[0002] Explosion-proof doors are mostly used to withstand the impact caused by explosions, but explosions generally produce a large amount of smoke. Whether it is non-toxic or toxic, the smoke will enter the protected space through the gaps in the explosion-proof doors, easily causing damage to items in the internal space and casualties. Therefore, when the explosion will produce smoke, explosion-proof doors with good sealing are required. Utility Model Content

[0003] The utility model aims to provide a highly sealed explosion-proof door to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highly sealed explosion-proof door, comprising a door frame, a first sealed cavity is provided at the front end of the door frame, a first sealing plate is hingedly connected to the left end of the first sealed cavity, a first connecting cavity connected to the first sealed cavity is provided in the rear end wall of the first sealed cavity, a first sliding plate is fixedly connected to the first sealing plate and is slidably connected to the first connecting cavity, the first sealing plate and the first sliding plate are rotated forward to open the door, and when the first sealing plate is close to the first sealed cavity, the front and rear of the door frame can be isolated, and the sealing performance is good;

[0005] The front end of the door frame is provided with a second connecting cavity located in the right end wall of the first sealing cavity, and the rear end wall of the second connecting cavity is provided with a second sealing cavity connected to the second connecting cavity, and the right end of the second sealing cavity is hingedly connected with a second sealing plate, and the second sealing plate is fixedly connected with a second sliding plate slidably connected to the second connecting cavity, and the second sealing plate and the second sliding plate are rotated backward to open the door. When the second sealing plate is close to the second sealing cavity, the door frame can be isolated from front and back, and the sealing performance is good.

[0006] The front side of the door frame is provided with a plurality of mounting screw holes, through which the door frame can be mounted and fixed.

[0007] A first lock body is fixedly disposed at the right end of the first sealing plate, and the first lock body can connect and lock the first sealing plate and the door frame.

[0008] A second lock body is fixedly disposed at the right end of the second sealing plate, and the second lock body can connect and lock the second sealing plate and the door frame.

[0009] A first handle is fixedly connected to the front end surface of the first sealing plate, and the first handle facilitates a user to pull the first sealing plate.

[0010] A second handle is fixedly connected to the rear end surface of the second sealing plate, and the second handle facilitates a user to pull the second sealing plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model can absorb the energy generated by the explosion through the first sealing plate and the first sliding plate and the second sealing plate and the second sliding plate, thereby realizing the explosion-proof function. The first handle and the second handle are provided to facilitate the user to drive the first sealing plate or the second sealing plate to rotate, thereby realizing the connection between the front and rear spaces of the door frame.

[0013] By setting the first sealing plate in close contact with the first sealing cavity, the first sealing cavity and the first connecting cavity can be sealed and separated. By setting the second sealing plate in close contact with the second sealing cavity, the second sealing cavity and the second connecting cavity can be sealed and separated, so that the sealing is better and the smoke generated by the explosion can be prevented from passing through the door frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 An overall three-dimensional schematic diagram of a high-sealing explosion-proof door proposed for the utility model;

[0015] Figure 2 A three-dimensional schematic diagram of a high-sealing explosion-proof door from the right side proposed in the utility model;

[0016] Figure 3 A three-dimensional schematic diagram of a high-sealing explosion-proof door after opening proposed in the utility model;

[0017] Figure 4 for Figure 3 Right view of;

[0018] Figure 5 for Figure 3 Left view of

[0019] In the figure: 101, door frame; 102, first sealed cavity; 103, first connecting cavity; 104, first sliding plate; 105, first sealing plate; 106, first lock body; 107, second connecting cavity; 108, second sealed cavity; 109, second sliding plate; 111, second sealing plate; 112, second lock body; 113, second handle; 114, mounting screw hole; 115, first handle. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model 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 in 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] Embodiment 1:

[0022] See also Figure 1-5 The utility model provides a technical solution: a highly sealed explosion-proof door, comprising a door frame 101, a first sealed cavity 102 is provided at the front end of the door frame 101, a first sealing plate 105 is hingedly connected to the left end of the first sealed cavity 102, a first connecting cavity 103 connected to the first sealed cavity 102 is provided in the rear end wall of the first sealed cavity 102, the first sealing plate 105 is fixedly connected to a first sliding plate 104 slidably connected to the first connecting cavity 103, the first sealing plate 105 and the first sliding plate 104 are rotated forward to open the door, and when the first sealing plate 105 is close to the first sealed cavity 102, the front and rear of the door frame 101 can be isolated, and the sealing is good;

[0023] The front end of the door frame 101 is provided with a second connecting cavity 107 located in the right end wall of the first sealing cavity 102, and the rear end wall of the second connecting cavity 107 is provided with a second sealing cavity 108 connected to the second connecting cavity 107, and the right end of the second sealing cavity 108 is hingedly connected to a second sealing plate 111, and the second sealing plate 111 is fixedly connected to a second sliding plate 109 slidably connected to the second connecting cavity 107. The second sealing plate 111 and the second sliding plate 109 are used to rotate backward to open the door. When the second sealing plate 111 is close to the second sealing cavity 108, the door frame 101 can be isolated from the front and back, and the sealing performance is good.

[0024] The front side of the door frame 101 is provided with a plurality of mounting screw holes 114 , through which the door frame 101 can be mounted and fixed.

[0025] A first lock body 106 is fixedly disposed at the right end of the first sealing plate 105 , and the first lock body 106 can connect and lock the first sealing plate 105 and the door frame 101 .

[0026] A second lock body 112 is fixedly disposed at the right end of the second sealing plate 111 , and the second lock body 112 can connect and lock the second sealing plate 111 and the door frame 101 .

[0027] A first handle 115 is fixedly connected to the front end surface of the first sealing plate 105 , and the first handle 115 is convenient for a user to pull the first sealing plate 105 .

[0028] A second handle 113 is fixedly connected to the rear end surface of the second sealing plate 111 , and the second handle 113 is convenient for a user to pull the second sealing plate 111 .

[0029] Working principle:

[0030] When in use, the door frame 101 is fixed on the door frame through the mounting screw holes 114 to complete the installation connection;

[0031] When in use, the first sealing plate 105 can be connected and locked to the door frame 101 through the first lock body 106, the second sealing plate 111 can be connected and locked to the door frame 101 through the second lock body 112, and the second sealing plate 111 and the first sealing plate 105 can be driven to rotate through the second handle 113 and the first handle 115, thereby connecting the front and rear spaces of the door frame 101;

[0032] During use, if an explosion occurs, the explosion energy can be absorbed by the second sealing plates 111 and 119 and the first sliding plate 104 and the first sealing plate 105. The first sealing plate 105 is in close contact with the first sealing cavity 102, so that the first connecting cavity 103 can be separated from the first sealing cavity 102. The second sealing plate 111 is in close contact with the second sealing cavity 108, so that the second connecting cavity 107 and the second sealing cavity 108 can be separated, thereby separating and sealing the front and rear spaces of the door frame 101. At this time, the smoke generated by the explosion cannot pass through the door frame 101, and the sealing is better.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A highly sealed explosion-proof door, comprising a door frame (101), characterized in that: The front end of the door frame (101) is provided with a first sealed cavity (102), the left end of the first sealed cavity (102) is hingedly connected to a first sealing plate (105), a rear end wall of the first sealed cavity (102) is provided with a first connecting cavity (103) connected to the first sealed cavity (102), the first sealing plate (105) is fixedly connected to a first sliding plate (104) slidably connected to the first connecting cavity (103), and the first sealing plate (105) and the first sliding plate (104) are used for rotating forward to open the door; The front end of the door frame (101) is provided with a second connecting cavity (107) located in the right end wall of the first sealing cavity (102); the rear end wall of the second connecting cavity (107) is provided with a second sealing cavity (108) connected to the second connecting cavity (107); the right end of the second sealing cavity (108) is hingedly connected to a second sealing plate (111); the second sealing plate (111) is fixedly connected to a second sliding plate (109) slidably connected to the second connecting cavity (107); the second sealing plate (111) and the second sliding plate (109) are configured to rotate backwards to open the door.

2. The high-sealing explosion-proof door according to claim 1, characterized in that: The front side of the door frame (101) is provided with a plurality of mounting screw holes (114).

3. The high-sealing explosion-proof door according to claim 2, characterized in that: A first lock body (106) is fixedly provided at the right end of the first sealing plate (105).

4. The high-sealing explosion-proof door according to claim 3, characterized in that: A second lock body (112) is fixedly provided at the right end of the second sealing plate (111).

5. The high-sealing explosion-proof door according to claim 4, characterized in that: A first handle (115) is fixedly connected to the front end surface of the first sealing plate (105).

6. The high-sealing explosion-proof door according to claim 5, characterized in that: A second handle (113) is fixedly connected to the rear end surface of the second sealing plate (111).

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