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CN-224228577-U - Composite steel fireproof rolling shutter door

CN224228577UCN 224228577 UCN224228577 UCN 224228577UCN-224228577-U

Abstract

The utility model discloses a composite steel fireproof rolling shutter door, which comprises a fireproof rolling shutter door body, wherein a rectangular opening is formed in the fireproof rolling shutter door body, a plurality of baffles for blocking the rectangular opening are arranged in the rectangular opening, opposite ends of the baffles are protruded to form connecting parts, the connecting parts are in abutting arrangement, grooves are formed in the inner side surfaces of the connecting parts, adjacent grooves are combined to form U-shaped grooves, vertically opposite U-shaped grooves are combined to form a channel, half rods are arranged on the grooves, adjacent half rods are combined to form positioning columns, and a fixing assembly for inwards pressing the positioning columns is arranged in the channel. The utility model has simple structure, after the fireproof rolling shutter door body is closed at the first time, the personnel which do not escape in the fireproof rolling shutter door body can separate the fixing ring from the positioning column in a mode of pulling the rubber belt outwards, so that the baffle can be automatically opened outwards, the middle of the fireproof rolling shutter door body forms a rectangular opening, the subsequent personnel can escape smoothly, and the fireproof rolling shutter door body has the effect of fire resistance at the first time.

Inventors

  • LU GUANQUN
  • Wang yinxing
  • WANG XUEJUN

Assignees

  • 杭州富阳坚盾门窗科技有限公司

Dates

Publication Date
20260512
Application Date
20250626

Claims (7)

  1. 1. A composite steel fireproof rolling door is characterized by comprising a fireproof rolling door body (1), wherein a rectangular opening (10) is formed in the fireproof rolling door body (1), a plurality of baffles (2) for blocking the rectangular opening (10) are arranged in the rectangular opening (10), opposite ends of the baffles (2) are protruded to form connecting parts, the connecting parts are in abutting arrangement, the other ends of the baffles (2) are extended to the inner side surface of the fireproof rolling door body (1) and are in sliding connection with the fireproof rolling door body (1), grooves are formed in the inner side surface of the connecting parts, adjacent grooves are combined to form U-shaped grooves, vertically opposite U-shaped grooves are combined to form a channel, half rods (7) are arranged on the grooves, adjacent half rods (7) are combined to form positioning columns, and a fixing assembly for inwards pressing the positioning columns is arranged in the channel.
  2. 2. The composite steel fireproof rolling shutter door of claim 1, wherein the fixing assembly comprises a rubber belt (5) and a plurality of fixing rings (9), the rubber belt (5) is provided with a plurality of fixing holes, the fixing rings (9) are all installed in the fixing holes, the rubber belt (5) is vertically arranged in the channel, the fixing rings (9) are all sleeved outside the positioning column, the outer side surfaces of the half rods (7) are all protruded to form positioning parts (8), and the outer ring surfaces of the positioning parts (8) are all in abutting arrangement with the end surfaces of the positioning rings.
  3. 3. The composite steel fireproof rolling shutter door according to claim 1, wherein the fireproof rolling shutter door body (1) is composed of a plurality of steel fireproof plates, the inside of each steel fireproof plate is hollow, fireproof heat insulation materials are filled in each steel fireproof plate, sliding grooves (3) are formed in the steel fireproof plates on two sides of the baffle plate (2), sliding blocks (12) are slidably arranged in the sliding grooves (3), the sliding blocks (12) are fixedly connected with the baffle plate (2), and compression springs (4) are arranged between the sliding blocks (12) and the sliding grooves (3).
  4. 4. The composite steel fireproof rolling shutter door according to claim 3, wherein the sections of the sliding block (12) and the sliding groove (3) are arranged in a trapezoid structure, and the compression springs (4) are in a stretching state.
  5. 5. The composite steel fireproof rolling shutter door according to claim 1, wherein the connecting parts on one side are provided with slots (14), the connecting parts on the other side are provided with inserting parts (13) in a protruding mode, and the inserting parts (13) are inserted into the corresponding slots (14).
  6. 6. The composite steel fireproof rolling shutter door according to claim 2, wherein the positioning parts (8) are all made of heat-resistant plastic, and the positioning parts (8) are all arranged in a hemispherical structure.
  7. 7. The composite steel fire-resistant rolling shutter door according to claim 1, characterized in that the fixing ring (9) is made of metal material and the rubber band (5) is made of heat-resistant rubber.

Description

Composite steel fireproof rolling shutter door Technical Field The utility model relates to the technical field of rolling doors, in particular to a composite steel fireproof rolling door. Background The machine fireproof rolling curtain is made of fireproof inorganic material, and is mainly made of inorganic fireproof fiber through special processing and has fireproof, smoke-proof and heat insulating functions. The fire-proof rolling curtain made of the series of materials completely meets the requirements of fire-proof integrity, heat insulation and smoke resistance. The inorganic fireproof rolling shutter door in the prior art is generally of an integrated structure, flame, high temperature, dense smoke and the like can be isolated when a fire occurs, and the fire is possibly diffused due to the fact that people are not completely evacuated or optimal isolation time is missed due to the fact that the fire needs to be isolated at the first time. Disclosure of Invention The utility model aims to solve the technical problem of providing a composite steel fireproof rolling shutter door, which can be opened in the middle by an internal opening mode after being closed at the first time so as to solve the problem in the background art. The utility model is realized by the following technical scheme that the composite steel fireproof rolling shutter door comprises a fireproof rolling shutter door body, wherein a rectangular opening is formed in the fireproof rolling shutter door body, a plurality of baffles for blocking the rectangular opening are arranged in the rectangular opening, opposite ends of the baffles are protruded to form connecting parts, the connecting parts are in abutting arrangement, the other ends of the baffles extend to the inner side surface of the fireproof rolling shutter door body and are in sliding connection with the fireproof rolling shutter door body, grooves are formed in the inner side surface of the connecting parts, adjacent grooves are combined to form U-shaped grooves, vertically opposite U-shaped grooves are combined to form a channel, half rods are arranged on the grooves, adjacent half rods are combined to form positioning columns, and a fixing assembly for inwards pressing the positioning columns is arranged in the channel. As the preferred technical scheme, fixed subassembly includes rubber area and a plurality of solid fixed ring, is equipped with a plurality of fixed orificess on the rubber area, and gu fixed ring all installs in the fixed orificess, and the rubber area sets up perpendicularly in the passageway, and gu fixed ring then all overlaps the outside of locating column, all protrudes on the lateral surface of half pole and forms location portion, and the outer lane face of location portion all contradicts with the terminal surface of locating ring and sets up. As the preferable technical scheme, the fireproof rolling shutter door body comprises a plurality of steel fireproof plates, the inside of each steel fireproof plate is hollow, fireproof heat insulation materials are filled in the steel fireproof plates, sliding grooves are formed in the steel fireproof plates on two sides of the baffle, sliding blocks are slidably mounted in the sliding grooves, the sliding blocks are fixedly connected with the baffle, and compression springs are mounted between the sliding blocks and the sliding grooves. As the preferable technical scheme, the sections of the sliding block and the sliding groove are all arranged in a trapezoid structure, and the compression springs are all in a stretching state. As the preferable technical scheme, the connecting parts on one side are respectively provided with a slot, the connecting parts on the other side are respectively protruded to form inserting parts, and the inserting parts are respectively inserted into the corresponding slots. As the preferable technical scheme, the positioning parts are all made of heat-resistant plastics and are arranged in a hemispherical structure. As a preferred solution, the fixing ring is made of a metal material, while the rubber band is made of a heat-resistant rubber. The fireproof rolling shutter door has the advantages that the structure is simple, after the fireproof rolling shutter door body is closed at the first time, persons without escaping inside can separate the fixing ring from the positioning column in a mode of pulling the rubber belt outwards, the baffle can be automatically opened outwards, a rectangular opening is formed in the middle of the fireproof rolling shutter door body, subsequent persons can smoothly escape, and the fireproof rolling shutter door has a fire-retarding effect at the first time. Drawings In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following