Steel door adopting adjustable entrance door sealing structure

Abstract

The utility model relates to the field of steel doors, in particular to a steel door adopting an adjustable entrance door sealing structure, which comprises a door body, a sliding assembly is arranged in the door body, a limiting assembly is fixed on the surface of the door body, the sliding assembly comprises a first rectangular groove arranged in the door body, a first telescopic rod is fixed on the inner wall of the first rectangular groove, and a second telescopic rod is fixed on the inner wall of the first telescopic rod. A first spring is arranged on the surface of the first telescopic rod, a square block is fixed to the surface of the bottom of the first telescopic rod, a square groove is formed in the square block, a ventilation net plate is fixed to the inner wall of the square groove, a partition plate is fixed to the inner wall of the square groove, a first connecting groove is formed in the surface of the square block, and a fixing block is fixed to the inner wall of the first rectangular groove. A second telescopic rod is fixed to the bottom surface of the fixing block. The first telescopic rod and the square block are arranged in the sliding assembly, the bottom and the surface of the door body can be sealed by sliding the square block, sealing can be adjusted according to actual requirements, and smoke generated by fire is prevented from spreading into a room through gaps.

Description

Technical Field

[0001] The invention discloses a steel door with an adjustable entrance door sealing structure, and particularly relates to a steel door with an adjustable entrance door sealing structure. Background Art

[0002] A steel door is a door made of steel as the main material. It has good strength and durability. Steel doors usually have strong anti-theft performance. The steel plate of a standard anti-theft door is thick and has strong impact resistance, and can provide good security protection. Steel doors are widely used in schools, office buildings, hospitals, public spaces and other places. Due to their durability and functionality, they have become an ideal choice for these occasions.

[0003] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: during the use of existing steel doors, due to the movable connection between the door frame and the door body, a gap will be generated between the door frame and the door body. When a fire occurs outdoors, the smoke generated by the fire will spread into the room through the gap, thereby reducing the sealing effect of the steel door. Utility Model Content

[0004] In order to improve the problem that during the use of existing steel doors, a gap will be generated between the door frame and the door body due to the movable connection between the door frame and the door body. When a fire occurs outdoors, the smoke generated by the fire will spread into the room through the gap, thereby reducing the sealing effect of the steel door, the present application provides a steel door with an adjustable entrance door sealing structure.

[0005] The present application provides a steel door with an adjustable entrance door sealing structure adopts the following technical solution: a steel door with an adjustable entrance door sealing structure, comprising a door body, a sliding component is provided inside the door body, and a limiting component is fixed on the surface of the door body, the sliding component comprises a rectangular groove one provided inside the door body, and a telescopic rod one is fixed to the inner wall of the rectangular groove one, a spring one is provided on the surface of the telescopic rod one, and a square block is fixed to the bottom surface of the telescopic rod one, a square groove is provided inside the square block, and a ventilation mesh is fixed to the inner wall of the square groove, a partition is fixed to the inner wall of the square groove, a connecting groove one is provided on the surface of the square block, a fixed block is fixed to the inner wall of the rectangular groove one, a telescopic rod two is fixed to the bottom surface of the fixed block, and a spring two is sleeved on the surface of the telescopic rod two, a sealing plate one is fixed to the bottom surface of the telescopic rod two, and a limiting column is fixed to the surface of the square block.

[0006] It is further provided that a limiting hole is provided on the surface of the limiting column, and the surface of the limiting column contacts the surface of the limiting groove.

[0007] It is further configured that the sliding assembly also includes a rectangular groove 2 arranged inside the door body and a sleeve is fixed inside the rectangular groove 2, a spring 3 is provided inside the sleeve, and a movable column is movably connected inside the sleeve, and a sealing plate 3 is fixed to the top surface of the movable column.

[0008] It is further arranged that the side surface of the sealing plate 3 contacts the surface of the sealing block, and the surface of the movable column contacts the inner wall of the sleeve.

[0009] It is further configured that a door frame is installed on the surface of the door body through a hinge, a sealing plate 2 is fixed on the surface of the door frame, and a sealing block is fixed on the side surface of the sealing plate 2, a connecting groove 2 is opened on the surface of the door body, and a limiting groove is opened on the surface of the door body.

[0010] It is further configured that the limiting assembly includes a U-shaped block fixed to the surface of the door body and a cylinder is fixed to the side surface of the U-shaped block, a sliding groove is opened on the surface of the cylinder, and a spring four is arranged inside the cylinder, a convex column is arranged inside the cylinder, and a sliding column is fixed on the surface of the convex column.

[0011] It is further provided that the surface of the sliding column contacts the surface of the sliding groove, and the surface diameter of the protruding column is equal to the inner diameter of the limiting hole.

[0012] Compared with the related art, the steel door with an adjustable entrance door sealing structure provided by the utility model has the following beneficial effects:

[0013] The utility model provides a steel door with an adjustable entrance door sealing structure, wherein a sliding component is provided on the surface of the door body, and a telescopic rod 1 and a square block are provided inside the sliding component. The sliding square block can seal the bottom and surface of the door body, thereby improving the sealing effect. At the same time, the sealing can be adjusted according to actual needs to prevent smoke generated by a fire from spreading into the room through the gap. At the same time, a sealing plate 3 is provided on the surface of the door body, which cooperates with a sealing plate 2 on the surface of the door frame and the sealing block to further improve the sealing effect.

[0014] The utility model provides a steel door with an adjustable entrance door sealing structure. A limiting component is installed on the surface of the door body. A convex column is arranged inside the limiting component. The convex column can be separated from the limiting hole by sliding the convex column, so that a square block can be limited, which is convenient for limiting the square block. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A structural schematic diagram of a preferred embodiment of a steel door with an adjustable entrance door sealing structure provided by the utility model;

[0016] Figure 2 This is the front view of the utility model;

[0017] Figure 3 This is the main sectional view of the utility model;

[0018] Figure 4 This is a rear view of the utility model;

[0019] Figure 5 It is a top view of the utility model;

[0020] Figure 6 for Figure 5 Enlarged view of point A in .

[0021] Numbers in the figure: 1. door body; 2. sliding assembly; 201. rectangular groove one; 202. telescopic rod one; 203. spring one; 204. square block; 205. square groove; 206. partition; 207. connecting groove one; 208. telescopic rod two; 209. spring two; 210. sealing plate one; 211. limiting column; 212. rectangular groove two; 213. sleeve; 214. spring three; 215. movable column; 216. sealing plate three; 217. limiting hole; 218. ventilation mesh plate; 219. fixed block; 3. limiting assembly; 301. U-shaped block; 302. cylinder; 303. slide groove; 304. spring four; 305. convex column; 306. sliding column; 4. door frame; 5. sealing plate two; 6. sealing block; 7. connecting groove two; 8. limiting groove. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the accompanying drawings. The accompanying drawings show typical embodiments of the present invention. Example

[0023] like Figure 1-6 As shown, a steel door with an adjustable entrance door sealing structure of the utility model comprises a door body 1, a sliding assembly 2 is arranged inside the door body 1, and a limiting assembly 3 is fixed on the surface of the door body 1, the sliding assembly 2 comprises a rectangular groove 201 arranged inside the door body 1, and a telescopic rod 202 is fixed to the inner wall of the rectangular groove 201, a spring 203 is arranged on the surface of the telescopic rod 202, and a square block 204 is fixed to the bottom surface of the telescopic rod 202, and a square groove is opened inside the square block 204 205, and a ventilation mesh plate 218 is fixed to the inner wall of the square groove 205, a partition plate 206 is fixed to the inner wall of the square groove 205, a connecting groove 207 is opened on the surface of the square block 204, a fixing block 219 is fixed to the inner wall of the rectangular groove 201, a telescopic rod 208 is fixed to the bottom surface of the fixing block 219, and a spring 209 is sleeved on the surface of the telescopic rod 208, a sealing plate 210 is fixed to the bottom surface of the telescopic rod 208, and a limiting column 211 is fixed to the surface of the square block 204.

[0024] like Figure 1-6As shown, a limiting hole 217 is provided on the surface of the limiting column 211 , and the surface of the limiting column 211 contacts the surface of the limiting groove 8 .

[0025] like Figure 1-6 As shown, the sliding assembly 2 also includes a rectangular groove 212 arranged inside the door body 1, and a sleeve 213 is fixed inside the rectangular groove 212, a spring 3 214 is provided inside the sleeve 213, and a movable column 215 is movably connected inside the sleeve 213, and a sealing plate 3 216 is fixed to the top surface of the movable column 215.

[0026] like Figure 1-6 As shown, the side surface of the sealing plate 3 216 contacts the surface of the sealing block 6 , and the surface of the movable column 215 contacts the inner wall of the sleeve 213 .

[0027] like Figure 1-6 As shown, a door frame 4 is installed on the surface of the door body 1 through a hinge, a sealing plate 5 is fixed on the surface of the door frame 4, and a sealing block 6 is fixed on the side surface of the sealing plate 5, a connecting groove 7 is opened on the surface of the door body 1, and a limiting groove 8 is opened on the surface of the door body 1.

[0028] During implementation, when sealing is required, the limiting column 211 is slid, and the limiting column 211 drives the square block 204 to slide, thereby sliding the square block 204 to the upper side, and the limiting component 3 is used to limit the limiting column 211, so as to seal the connecting groove 2 7. At the same time, telescopic rod 1 202 and telescopic rod 2 208 are provided on the top and bottom surfaces of the door body 1, which cooperate with spring 1 203 and spring 2 209 to improve the overall sealing effect. The surface of the door body 1 is provided with sealing plate 3 216, which cooperates with sealing plate 2 5 and sealing block 6 on the surface of the door frame 1 to further improve the sealing effect. Example

[0029] like Figure 1-6 As shown, based on the first embodiment, the utility model provides a technical solution: the limiting component 3 includes a U-shaped block 301 fixed to the surface of the door body 1 and a cylinder 302 is fixed to the side surface of the U-shaped block 301, a sliding groove 303 is opened on the surface of the cylinder 302, and a spring 304 is provided inside the cylinder 302, a convex column 305 is provided inside the cylinder 302, and a sliding column 306 is fixed to the surface of the convex column 305.

[0030] like Figure 1-6 As shown, the surface of the sliding column 306 contacts the surface of the sliding groove 303 , and the surface diameter of the protruding column 305 is equal to the inner diameter of the limiting hole 217 .

[0031] During implementation, when it is necessary to limit the limit column 211, the sliding column 306 is slid, and the sliding column 306 drives the protruding column 305 to slide, and at the same time, the limit column 211 is slid to a suitable position, and the sliding column 306 is released. The spring four 304 pushes the protruding column 305 to slide, so that the protruding column 305 is engaged with the limiting hole 217, and the limit column 211 can be limited, which is convenient for limiting the square block 204.

[0032] The advantages of this technical solution in practical applications include but are not limited to the following:

[0033] 1. A telescopic rod 202 and a square block 204 are arranged inside the sliding assembly 2. The sliding square block 204 can seal the bottom and surface of the door body 1, thereby improving the sealing effect. At the same time, the sealing can be adjusted according to actual needs to prevent the smoke generated by the fire from spreading into the room through the gap;

[0034] 2. By arranging a boss 305 inside the limiting component 3, the boss 305 can be separated from the limiting hole 217 by sliding the boss 305, so as to limit the square block 204, thereby facilitating the limiting of the square block 204.

[0035] When sealing is required in the technical solution, the limiting column 211 is slid, and the limiting column 211 drives the square block 204 to slide, so that the square block 204 slides to the top, and the limiting component 3 is used to limit the limiting column 211, so as to seal the connecting groove 2 7. At the same time, telescopic rod 1 202 and telescopic rod 208 are provided on the top and bottom surfaces of the door body 1, and cooperate with spring 1 203 and spring 209 to improve the overall sealing effect. The surface of the door body 1 is provided with sealing plate 3 216, which cooperates with sealing plate 2 5 and sealing block 6 on the surface of the door frame 1 to further improve the sealing effect. When the limiting column 211 needs to be limited, the sliding column 306 is slid, and the sliding column 306 drives the protruding column 305 to slide, and at the same time, the limiting column 211 is slid to a suitable position, the sliding column 306 is released, and the spring four 304 pushes the protruding column 305 to slide, so that the protruding column 305 is engaged with the limiting hole 217, so that the limiting column 211 can be limited, which is convenient for limiting the square block 204.

[0036] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is limited by the appended claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the present invention, and any figure marks in the claims should not be regarded as limiting the claims involved.

[0037] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A steel door with an adjustable entrance door sealing structure, comprising a door body (1), characterized in that: A sliding assembly (2) is provided inside the door body (1), and a limiting assembly (3) is fixed on the surface of the door body (1); The sliding assembly (2) comprises a rectangular groove (201) arranged inside the door body (1), and a telescopic rod (202) is fixed to the inner wall of the rectangular groove (201), a spring (203) is provided on the surface of the telescopic rod (202), and a square block (204) is fixed to the bottom surface of the telescopic rod (202), a square groove (205) is provided inside the square block (204), and a ventilation mesh plate (218) is fixed to the inner wall of the square groove (205), and the square groove (205) is provided with a spring (203) on the surface of the telescopic rod (202). A partition plate (206) is fixed to the inner wall, a connection groove (207) is provided on the surface of the square block (204), a fixing block (219) is fixed to the inner wall of the rectangular groove (201), a telescopic rod (208) is fixed to the bottom surface of the fixing block (219), and a spring (209) is sleeved on the surface of the telescopic rod (208), a sealing plate (210) is fixed to the bottom surface of the telescopic rod (208), and a limiting column (211) is fixed to the surface of the square block (204).

2. The steel door with an adjustable entrance door sealing structure according to claim 1, characterized in that: A limiting hole (217) is provided on the surface of the limiting column (211), and the surface of the limiting column (211) is in contact with the surface of the limiting groove (8).

3. The steel door with an adjustable entrance door sealing structure according to claim 1, characterized in that: The sliding assembly (2) further comprises a second rectangular groove (212) provided inside the door body (1), a sleeve (213) being fixed inside the second rectangular groove (212), a third spring (214) being provided inside the sleeve (213), and a movable column (215) being movably connected inside the sleeve (213), and a third sealing plate (216) being fixed on the top surface of the movable column (215).

4. The steel door with an adjustable entrance door sealing structure according to claim 3, characterized in that: The side surface of the sealing plate three (216) contacts the surface of the sealing block (6), and the surface of the movable column (215) contacts the inner wall of the sleeve (213).

5. The steel door with an adjustable entrance door sealing structure according to claim 1, characterized in that: The surface of the door body (1) is mounted with a door frame (4) via a hinge, a sealing plate (5) is fixed to the surface of the door frame (4), and a sealing block (6) is fixed to the side surface of the sealing plate (5), a connecting groove (7) is provided on the surface of the door body (1), and a limiting groove (8) is provided on the surface of the door body (1).

6. The steel door with an adjustable entrance door sealing structure according to claim 1, characterized in that: The limit assembly (3) comprises a U-shaped block (301) fixed to the surface of the door body (1), and a cylinder (302) is fixed to the side surface of the U-shaped block (301), a sliding groove (303) is provided on the surface of the cylinder (302), and a spring (304) is provided inside the cylinder (302), a convex column (305) is provided inside the cylinder (302), and a sliding column (306) is fixed to the surface of the convex column (305).

7. The steel door with an adjustable entrance door sealing structure according to claim 6, characterized in that: The surface of the sliding column (306) contacts the surface of the sliding groove (303), and the surface diameter of the protruding column (305) is equal to the inner diameter of the limiting hole (217).

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