Building fire-fighting plugging device

Abstract

The utility model discloses a building fire-fighting plugging device, which belongs to the technical field of building equipment, and comprises a wall body and a preformed hole arranged in the wall body, one side of the wall body is detachably connected with a first sealing plate, and one side of a second threaded rod far away from a second threaded hole is fixedly connected with a second sealing plate. According to the building fire protection plugging device, one end of a preformed hole is plugged through cooperative use of a first sealing plate and a sealing gasket, and through cooperative use of a sleeve rod, a first threaded hole and a second threaded hole, a second threaded rod drives a second sealing plate to move to be attached to the end, away from the first sealing plate, of the preformed hole; according to the preformed hole sealing device, the second sealing plate and the first sealing plate seal the two ends of the preformed hole, so that the preformed hole is conveniently sealed, spreading of flames, smoke and harmful gas is avoided, the first sealing plate and the second sealing plate are conveniently disassembled and assembled, resource waste is reduced, and meanwhile, preformed holes of different lengths can be sealed.

Description

Technical Field

[0001] The utility model belongs to the technical field of building equipment, and specifically relates to a building fire-fighting blocking device. Background Art

[0002] Some holes are usually reserved in buildings to install fire-fighting equipment such as fire extinguishers, sprinkler systems or fire hoses when necessary. However, these holes usually cause smoke, flames or harmful gases to spread. Fire hoses can be connected to the building walls through external flanges and bolts.

[0003] After checking the public (announcement) number: CN217420028U, a building fire blocking device is disclosed. This technology discloses "including a wall, the inner wall of the wall is fixedly connected to a fixed box, the top and bottom of the fixed box are hinged with blocking plates, a blocking mechanism is arranged inside the fixed box, and a buckle is arranged inside the wall. The blocking mechanism includes a connecting plate, a screw, a moving block and a connecting rod. One side of the connecting plate is fixedly connected to one end of the screw, and the other end of the screw extends to the inside of the fixed box and is movably connected to the inner wall of the fixed box through a bearing. The surface of the screw is connected to the internal thread of the moving block. The top and bottom of the moving block are mutually hinged with one end of the connecting rod, and the other end of the connecting rod is mutually hinged with the surface of the blocking plate. The buckle includes a spring, a connecting plate and a block, and one end of the spring is fixedly connected to the inner wall of the wall. The existing blocking method is relatively cumbersome, wastes the time of operators, and is not conducive to people's use. Technical effects such as problems";

[0004] In the above-mentioned comparative documents, due to the different thicknesses of the walls, the lengths of the reserved holes in the buildings are different. When plugging the reserved holes in the buildings, it may be inconvenient to adjust the length of the plugging structure, so as to facilitate plugging holes of different lengths. At the same time, it is not convenient to assemble the plugging parts, and then it is not convenient to disassemble and reuse the plugging structure, which further increases the waste of resources;

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0006] In view of the problems in the related technology, the utility model proposes a building fire blocking device to overcome the above technical problems existing in the existing related technology.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] The lockhole that is formed on the upper part of the body is formed on the upper part of the body, and the lockhole that is formed on the upper part of the body is formed on the upper part of the body.

[0009] Preferably, a hexagonal hole is formed on a side of the second closing plate away from the wall, and an adjusting rod is inserted into the second closing plate through the hexagonal hole.

[0010] By providing the hexagonal hole and the adjusting rod, it is possible to facilitate the second closing plate to rotate and move to fit with the side of the wall away from the first closing plate.

[0011] Preferably, a first mounting groove is provided on the side of the wall close to the first closing plate, and the first closing plate is fitted with the side of the wall away from the second closing plate through the first mounting groove; a second mounting groove is provided on the side of the wall away from the first closing plate, and the second closing plate is fitted with the side of the wall away from the first closing plate through the second mounting groove.

[0012] By providing the first placement groove and the second placement groove, it is possible to facilitate the first closing plate and the second placement groove to block the reserved hole.

[0013] Preferably, a mounting hole is provided on one side of the wall close to the first closing plate, an outer wall of the first closing plate is threadedly connected with a hexagon socket bolt, and the first closing plate is detachably mounted on a side of the wall away from the second closing plate via the hexagon socket bolt and the mounting hole.

[0014] By providing the mounting holes and the hexagon socket bolts, the first closing plate can be detachably connected.

[0015] Preferably, the limiting assembly includes a limiting plate fixedly connected to the outer wall of the sleeve, the inner wall of the limiting plate is fixedly connected to a spring, the end of the spring away from the limiting plate is fixedly connected to a push rod, and the outer wall of the push rod is slidably connected to the inner wall of the limiting plate.

[0016] By arranging the limit plate, the spring and the ejector rod, the stability of the blocking structure is further increased.

[0017] Preferably, a pressure block is slidably connected to the outer side wall of the limiting plate, a side of the pressure block close to the limiting plate is fixedly connected to the outer side wall of the push rod, and a clamping plate is rotatably connected to the outer side wall of the limiting plate.

[0018] By arranging the pressing block and the clamping plate, it is possible to facilitate the initial height limiting process of the ejector rod.

[0019] Preferably, a positioning hole is opened on the inner side wall of the wall, and the inner circumference of the positioning hole is equal to the outer circumference of the top rod.

[0020] By setting the positioning holes, the connection between the top rod and the inside of the wall is facilitated.

[0021] In summary, the technical effects and advantages of the utility model are as follows: the building fire blocking device,

[0022] 1. Through the coordinated use of the first closing plate and the sealing gasket, one end of the reserved hole is blocked. Through the coordinated use of the sleeve rod, the first threaded hole and the second threaded hole, the installation and disassembly of the second threaded rod is facilitated, so that the second threaded rod drives the second closing plate to move to fit with the end of the reserved hole away from the first closing plate, so that the second closing plate and the first closing plate block the two ends of the reserved hole, and then through the action of the limiting component, the connectivity between the sleeve and the inner center of the reserved hole is further improved, which not only facilitates the blocking of the reserved hole to avoid the spread of flames, smoke and harmful gases, but also facilitates the disassembly and installation of the first closing plate and the second closing plate, reduces resource waste, and can also block reserved holes of different lengths.

[0023] 2. The coordinated use of springs and springs facilitates the extension and retraction of the ejector rod. The positioning hole further increases the stability of the internal sealing structure of the reserved hole. The coordinated use of the pressure block and the card plate limits the ejector rod when it moves downward to a suitable position, thereby further increasing the stability of the connection between the sleeve and the middle of the reserved hole, and further increasing the stability of the first closing plate and the second closing plate.

[0024] 3. The installation holes and the hexagon socket bolts are used together to facilitate the detachable connection of the first closing plate, and the hexagonal holes and the adjusting rods are used together to facilitate the rotation and movement of the second closing plate to fit the wall, thereby facilitating the connection between the first closing plate and the second closing plate and the wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the structure of the first closing plate of the utility model;

[0027] Figure 3This is a schematic diagram of the sleeve rod structure of the utility model;

[0028] Figure 4 This is a schematic diagram of the structure of the second placement slot of the utility model;

[0029] Figure 5 This is a schematic diagram of the structure of the limit assembly of the utility model.

[0030] In the figure: 1, wall; 2, reserved hole; 3, first closing plate; 4, sealing gasket; 5, first threaded rod; 6, sleeve rod; 7, first threaded hole; 8, second threaded hole; 9, second threaded rod; 10, second closing plate; 11, sleeve; 12, hexagonal hole; 13, adjustment rod; 14, first placement groove; 15, second placement groove; 16, mounting hole; 17, hexagon socket bolt;

[0031] 18. Limiting assembly; 181. Limiting plate; 182. Spring; 183. Push rod; 184. Press block; 185. Clamping plate; 186. Positioning hole. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0033] Reference Figure 1-3 A building fire blocking device comprises a wall 1 and a reserved hole 2 opened inside the wall 1, the reserved hole 2 runs through the inside of the wall 1, one side of the wall 1 is detachably connected with a first closing plate 3, a side of the first closing plate 3 close to the wall 1 is fixedly connected with a sealing gasket 4, the sealing gasket 4 is mainly composed of a rubber material and has a certain elasticity, the sealing gasket 4 is convenient for blocking the end of the reserved hole 2 close to the first closing plate 3, the first threaded rod 5 is fixedly installed at the center of the first closing plate 3 close to the wall 1, the first closing plate 3, the sealing gasket 4 is coaxial with the first threaded rod 5, the outer wall of the first threaded rod 5 is threadedly connected with a sleeve rod 6, an end of the sleeve rod 6 close to the first threaded rod 5 is provided with a first threaded hole 7, the inner wall of the first threaded hole 7 is adapted to the outer wall of the first threaded rod 5, and an end of the sleeve rod 6 away from the first threaded rod 5 is provided with a second threaded hole 8, the first threaded rod 5, the sleeve rod 6, the first threaded hole 7 and the second threaded hole 8 are coaxial, the inner circumference of the first threaded hole 7 is larger than the inner circumference of the second threaded hole 8, and the threads opened in the first threaded hole 7 and the second threaded hole 8 are in opposite directions.

[0034] The sleeve rod 6 is threadedly connected with a second threaded rod 9 through a second threaded hole 8, the outer side wall of the second threaded rod 9 is matched with the inner side wall of the second threaded hole 8, and the second threaded rod 9 is fixedly connected with a second closing plate 10 on a side away from the second threaded hole 8. The first closing plate 3 and the second closing plate 10 are both made of steel material and have excellent fireproof performance. The second threaded rod 9 and the second closing plate 10 are coaxial, and the side of the second closing plate 10 close to the wall 1 is tightly attached to the side of the wall 1 away from the first closing plate 3. The side of the first closing plate 3 close to the wall 1 is fixedly connected with a sleeve 11, the outer side wall of the sleeve rod 6 is matched with the inner side wall of the sleeve 11, and the inner side wall of the sleeve 11 is rotatably connected with the outer side wall of the sleeve rod 6, and the outer side wall of the sleeve 11 is provided with a limit assembly 18 for further increasing the stability of the fixed installation of the first closing plate 3 and the second closing plate 10;

[0035] First, the first closing plate 3 is detachably installed on one end of the reserved hole 2, and the sleeve rod 6 is moved through the first threaded hole 7 and the first threaded rod 5 in the direction away from the first closing plate 3, and the length of the sleeve rod 6 and the first threaded rod 5 is adjusted. After the second threaded hole 8 is adjusted to a suitable position, the second closing plate 10 is connected to the second threaded hole 8 through the second threaded rod 9, and the second closing plate 10 is continuously rotated until it fits with the end of the reserved hole 2 away from the wall 1, so as to facilitate the blocking of the reserved holes 2 of different lengths, and at the same time facilitate the splicing of the internal blocking structure of the reserved hole 2.

[0036] Reference Figure 3 A hexagonal hole 12 is provided on the side of the second closing plate 10 away from the wall 1, and the longitudinal section of the hexagonal hole 12 is hexagonal. An adjusting rod 13 is inserted into the second closing plate 10 through the hexagonal hole 12. After the adjusting rod 13 is inserted into the hexagonal hole 12, the second closing plate 10 is driven by the adjusting rod 13 to rotate and move until it is in contact with the end of the reserved hole 2 away from the first closing plate 3.

[0037] Reference Figure 1 and Figure 4 A first placement groove 14 is provided on a side of the wall 1 close to the first closing plate 3, and the first closing plate 3 is fitted with a side of the wall 1 away from the second closing plate 10 through the first placement groove 14. A second placement groove 15 is provided on a side of the wall 1 away from the first closing plate 3. The first placement groove 14 and the second placement groove 15 are symmetrical with respect to the central axis of the wall 1, and the second closing plate 10 is fitted with a side of the wall 1 away from the first closing plate 3 through the second placement groove 15. The first placement groove 14 and the second placement groove 15 facilitate the first closing plate 3 and the second closing plate 10 to seal both ends of the reserved hole 2.

[0038] Reference Figure 1 , Figure 2 and Figure 4A mounting hole 16 is opened on one side of the wall 1 close to the first closing plate 3, and there are four mounting holes 16. The four mounting holes 16 are located on the side of the reserved hole 2 close to the first closing plate 3 and are distributed in a circular array. The outer wall of the first closing plate 3 is threadedly connected with a hexagon socket bolt 17, and the number of the hexagon socket bolts 17 is equal to the number of the mounting holes 16. The first closing plate 3 is detachably fixedly mounted on the side of the wall 1 away from the second closing plate 10 through the hexagon socket bolts 17 and the mounting holes 16. The mounting holes 16 and the hexagon socket bolts 17 facilitate the installation and disassembly of the first closing plate 3.

[0039] Reference Figure 2 , Figure 3 and Figure 5 The limiting assembly 18 includes a limiting plate 181 fixedly connected to the outer wall of the sleeve 11, the sleeve 11 is fixedly passed through the inside of the limiting plate 181, the limiting plate 181 is located at the center position inside the reserved hole 2, the inner wall of the limiting plate 181 is fixedly connected with a spring 182, two springs 182 are provided, and the two springs 182 are symmetrically distributed with the central axis of the limiting plate 181 as the center, and one end of the spring 182 away from the limiting plate 181 is fixedly connected with a push rod 183, the outer wall of the push rod 183 is slidably connected to the inner wall of the limiting plate 181, and the limiting plate 181 and the spring 182 facilitate the upward and downward telescopic adjustment of the push rod 183.

[0040] Reference Figure 5 The outer wall of the limit plate 181 is slidably connected with a pressure block 184, which is located on one side of the limit plate 181. The side of the pressure block 184 close to the limit plate 181 is fixedly connected to the outer wall of the push rod 183. The outer wall of the limit plate 181 is rotatably connected with a clamping plate 185, which is located below the pressure block 184. After the pressure block 184 drives the push rod 183 to move downward to a position close to the clamping plate 185, the clamping plate 185 rotates and moves to fit with the inside of the pressure block 184, thereby limiting the position of the pressure block 184 after being pressed down.

[0041] Reference Figure 4-5 A positioning hole 186 is opened on the inner wall of the wall 1. There are two positioning holes 186. The two positioning holes 186 are symmetrically distributed with the central axis of the wall 1 as the center, and the inner circumference of the positioning hole 186 is equal to the outer circumference of the top rod 183. The top rod 183 is connected to the inside of the wall 1 through the positioning holes 186.

[0042] Working principle: First, the first closing plate 3 is moved to fit with one side of the wall 1 through the first placement groove 14, and the hexagon socket bolt 17 is threaded through the first closing plate 3 and connected to the wall 1 through the mounting hole 16, so that the first closing plate 3 is firmly fixed on one side of the wall 1. At this time, the push rod 183 is located directly below the positioning hole 186, and the clamping plate 185 is rotated and moved to separate from the pressure block 184. Under the action of the spring 182, the push rod 183 moves away from the limiting plate 181 to the inside of the positioning hole 186, thereby further increasing the stability of the internal blockage of the reserved hole 2. Then, the sleeve rod 6 passes through the first threaded hole 7 to move away from the first closing plate 3. The closing plate 3 is rotated and moved in the direction to adjust the distance between the sleeve rod 6 and the first closing plate 3. After the second threaded hole 8 and the first threaded rod 5 are adjusted to a suitable distance, the second closing plate 10 is rotated and moved to be connected with the sleeve rod 6 through the second threaded rod 9. The thread directions of the second threaded hole 8 and the first threaded hole 7 are opposite. The adjusting rod 13 is inserted into the inside of the hexagonal hole 12. By rotating the adjusting rod 13, the second closing plate 10 drives the second threaded rod 9 to move again in the direction close to the wall 1, so that the second closing plate 10 is in close contact with the second mounting groove 15, which not only facilitates the blocking of the reserved holes 2 of different lengths, but also facilitates the splicing and installation of the blocking structure.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A building fire blocking device, comprising a wall (1) and a reserved hole (2) opened inside the wall (1), characterized in that: A first closing plate (3) is detachably connected to one side of the wall (1); a sealing gasket (4) is fixedly connected to the side of the first closing plate (3) close to the wall (1); a first threaded rod (5) is installed at the center of the side of the first closing plate (3) close to the wall (1); a sleeve rod (6) is threadedly connected to the outer wall of the first threaded rod (5); a first threaded hole (7) is formed at one end of the sleeve rod (6) close to the first threaded rod (5); the inner wall of the first threaded hole (7) is matched with the outer wall of the first threaded rod (5); and a first threaded hole (7) is formed at one end of the sleeve rod (6) away from the first threaded rod (5). A second threaded hole (8), the sleeve rod (6) is threadedly connected to a second threaded rod (9) through the second threaded hole (8), a second threaded rod (9) is fixedly connected to a second closing plate (10) on a side away from the second threaded hole (8), a side of the second closing plate (10) close to the wall (1) is tightly attached to a side of the wall (1) away from the first closing plate (3), a sleeve (11) is fixedly connected to a side of the first closing plate (3) close to the wall (1), an inner side wall of the sleeve (11) is rotatably connected to an outer side wall of the sleeve rod (6), and a limiting component (18) is provided on the outer side wall of the sleeve (11).

2. A building fire blocking device according to claim 1, characterized in that: A hexagonal hole (12) is provided on a side of the second closing plate (10) away from the wall (1), and an adjusting rod (13) is inserted through the hexagonal hole (12) of the second closing plate (10).

3. A building fire blocking device according to claim 1, characterized in that: A first placement groove (14) is provided on a side of the wall (1) close to the first closing plate (3), and the first closing plate (3) is fitted with a side of the wall (1) away from the second closing plate (10) via the first placement groove (14); a second placement groove (15) is provided on a side of the wall (1) away from the first closing plate (3), and the second closing plate (10) is fitted with a side of the wall (1) away from the first closing plate (3) via the second placement groove (15).

4. A building fire blocking device according to claim 1, characterized in that: A mounting hole (16) is provided on a side of the wall (1) close to the first closing plate (3); an outer wall of the first closing plate (3) is threadedly connected with a hexagon socket bolt (17); the first closing plate (3) is detachably mounted on a side of the wall (1) away from the second closing plate (10) via the hexagon socket bolt (17) and the mounting hole (16).

5. A building fire blocking device according to claim 1, characterized in that: The limiting assembly (18) comprises a limiting plate (181) fixedly connected to the outer wall of the sleeve (11); the inner wall of the limiting plate (181) is fixedly connected to a spring (182); one end of the spring (182) away from the limiting plate (181) is fixedly connected to a push rod (183); the outer wall of the push rod (183) is slidably connected to the inner wall of the limiting plate (181).

6. A building fire blocking device according to claim 5, characterized in that: The outer wall of the limiting plate (181) is slidably connected to a pressing block (184), and the side of the pressing block (184) close to the limiting plate (181) is fixedly connected to the outer wall of the push rod (183), and the outer wall of the limiting plate (181) is rotatably connected to a clamping plate (185).

7. A building fire blocking device according to claim 5, characterized in that: The inner wall of the wall (1) is provided with a positioning hole (186), and the inner circumference of the positioning hole (186) is equal to the outer circumference of the top rod (183).

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