CN217558215U

CN217558215U - Fire-proof rolling shutter and fire-proof rolling shutter door

Info

Publication number: CN217558215U
Application number: CN202221194218.1U
Authority: CN
Inventors: 石广
Original assignee: Chongqing Guangrui Fire Technology Co ltd
Current assignee: Chongqing Guangrui Fire Technology Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-10-11
Anticipated expiration: 2032-05-17

Abstract

The utility model relates to a fire-proof rolling curtain and fire-proof rolling door, the fire-proof rolling curtain comprises a fire-proof decoration layer, a fire-proof layer, a fire blanket layer and a fire-proof radiation-proof cloth layer which are arranged in sequence, a plurality of first grooves which are horizontally extended are arranged on the side surface of the fire blanket layer facing the fire-proof layer, the fire-proof decoration layer and the fire-proof layer are sunken towards the first grooves and form a first splint groove; the side surface of the fireproof blanket layer, which faces the fireproof radiation-proof cloth layer, is provided with a plurality of second grooves extending horizontally, and the fireproof radiation-proof cloth layer is sunken towards the second grooves to form a second splint groove; the first clamping plate groove is internally provided with a first clamping plate, and the second clamping plate groove is internally provided with a second clamping plate which is connected through a bolt. According to the invention, the first clamping plate and the second clamping plate which are connected through the bolts are adopted to clamp and fix each structural layer, so that each structural layer can be stably and tightly combined, and the rolling curtain can not be separated in a large area in the unwinding and winding processes.

Description

Fire-proof rolling shutter and fire-proof rolling shutter door

Technical Field

The utility model belongs to fire door field, especially a fire prevention roller shutter and fire prevention rolling slats door.

Background

With the development of the technology of the fire-proof rolling door, the fire-proof requirements and the appearance are continuously improved, and the structure of the rolling curtain is increasingly complex, such as a fire-proof decoration layer, a fire-proof layer, a fire blanket layer, a fire-proof radiation-proof cloth layer and the like, at present, all the structural layers are generally connected into a whole by using metal clamping plates, specifically, the clamping plates are arranged on two side surfaces of the rolling curtain and protrude out of the rolling curtain, and when the rolling curtain is rolled, the clamping plates occupy a certain space, so that the rolled curtain has a larger volume.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a fire prevention roll screen and fire prevention rolling slats door is provided, splint protrusion has been avoided, has reduced the volume after the roll screen rolling.

In order to solve the above problem, the utility model adopts the technical scheme that: the fireproof rolling curtain comprises a fireproof decoration layer, a fireproof blanket layer and a fireproof radiation-proof cloth layer which are arranged in sequence,

the side surface, facing the fire-proof layer, of the fire blanket layer is provided with a plurality of first grooves extending horizontally, and the fire-proof decorative layer and the fire-proof layer are sunken towards the first grooves to form first splint grooves;

the side surface, facing the fireproof radiation-proof cloth layer, of the fireproof blanket layer is provided with a plurality of second grooves extending horizontally, and the fireproof radiation-proof cloth layer is sunken towards the second grooves to form second splint grooves;

a first clamping plate is arranged in a first clamping plate groove on the outer side surface of the fireproof decoration layer, a plurality of second clamping plates corresponding to the first clamping plates are arranged in a second clamping plate groove on the outer side surface of the fireproof radiation-proof cloth layer, the length directions of the first clamping plates and the second clamping plates are horizontal, and the thickness directions of the first clamping plates and the second clamping plates are consistent with the thickness direction of the fireproof layer;

the fireproof carpet comprises a fireproof decorative layer, a fireproof carpet layer, a fireproof radiation-proof cloth layer and a second clamping plate, and is characterized by further comprising a plurality of bolts, wherein the bolts penetrate through the first clamping plate, the fireproof decorative layer, the fireproof carpet layer, the fireproof radiation-proof cloth layer and the second clamping plate and are connected with fastening nuts.

Furthermore, the first clamping plate and the second clamping plate respectively comprise bending parts connected with two side edges of the flat plate part.

Fire rolling slats door, including the first door body and the second door body that the structure is the same, the first door body with the second door body all includes a roll curtain and a pair of vertical guide rail, the guide rail of the first door body pass through the splice bar with the guide rail of the second door body links to each other, roll up the curtain and adopt above-mentioned fire rolling slats limit, roll up the both sides limit and the guide rail sliding fit of curtain, just the top of rolling slats curtain is connected with actuating mechanism.

Furthermore, a smoke-proof baffle is arranged between the outer side wall of the roller shutter and the guide rail.

Furthermore, the driving mechanism comprises a driving motor and two driving shafts, the driving motor is connected with the two driving shafts through a transmission mechanism, and the upper end of the roller shutter of the first door body and the upper end of the roller shutter of the second door body are respectively wound on one driving shaft.

Further, the drive shaft and the drive motor are disposed within a housing.

Furthermore, the bottom of guide rail is provided with the base that is used for fixed roll curtain, the top of base is provided with the couple, roll up the lower extreme articulate in the couple of curtain.

Further, the base includes that the cross-section is square annular main part, the top of main part is provided with the connecting plate, the couple is located the upper end of connecting plate, just the main part the connecting plate with the couple is by the integrative curved system shaping of galvanized steel sheet.

Further, the guide rail lateral wall is provided with the spout, the top of spout is provided with the smoke protection sealing strip, the side of rolling up the curtain is located the spout, just roll up the curtain and cooperate with the smoke protection sealing strip is sealed.

The utility model has the advantages that: the utility model discloses a both sides face at the book curtain sets up sunken first splint groove and second splint groove to arrange first splint in first splint groove, second splint are arranged in the second splint groove, have avoided first splint and the side of second splint protrusion book curtain, and after rolling up the curtain rolling, first splint and second splint can not additionally occupation space, reduce the volume after rolling up the curtain rolling.

Drawings

FIG. 1 is a schematic side sectional view of the fire curtain of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic front view of the fire-resistant rolling door of the present invention;

FIG. 4 is a schematic cross-sectional view of B-B of FIG. 3;

FIG. 5 is a schematic cross-sectional view of C-C of FIG. 3;

FIG. 6 is a schematic cross-sectional view of a base;

reference numerals are as follows: 1, rolling a curtain; 2-a guide rail; 3, connecting ribs; 4-smoke prevention baffle; 5, driving a motor; 6-driving shaft; 7, a cover body; 8, a base; 9, hooking; 10-smoke-proof sealing strip; 101-fireproof decorative layer; 102-a fire-resistant layer; 103-fire blanket layer; 104-fireproof radiation-proof cloth layer; 105 — a first splint; 106-second splint; 107-bolt; 108-a fastening nut; 109 — first cleat groove; 110 — second cleat groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

The utility model discloses a fire resisting rolling door, as shown in fig. 3, fig. 4 and fig. 5, including the same first door body and the second door body of structure, the first door body with the second door body all includes roll up curtain 1 and a pair of vertical guide rail 2, the guide rail 2 of the first door body pass through splice bar 3 with the guide rail 2 of the second door body links to each other, roll up both sides limit and the 2 sliding fit of guide rail of curtain 1, just the top of rolling up curtain 1 is connected with actuating mechanism.

Through setting up fire prevention rolling slats door into bilayer structure, fire prevention, smoke protection, thermal-insulated effect are better. The guide rail 2 is formed by bending a galvanized steel plate with the thickness of 1.5mm, and has light weight and high temperature resistance. The connecting rib 3 is made of Q235 material and can be in a plate-shaped, rod-shaped or other shape profile structure.

The roll screen 1 is a fire-proof roll screen, and specifically refers to fig. 1 and 2, and comprises a fire-proof decoration layer 101, a fire-proof layer 102, a fire blanket layer 103 and a fire-proof radiation-proof cloth layer 104 which are sequentially arranged, wherein the fire-proof decoration layer 101, the fire blanket layer 103 and the fire-proof radiation-proof cloth layer 104 are made of inorganic fiber fire-proof materials, and meet the requirements of the fire-proof roll screen of GB 14102-2005. The fire barrier layer 102 is formed by a plurality of curtain sheets connected end to end.

The outer side of the fireproof decoration layer 101 is provided with a plurality of first clamping plates 105, the outer side of the fireproof radiation protection cloth layer 104 is provided with a plurality of second clamping plates 106 corresponding to the first clamping plates 105, the length directions of the first clamping plates 105 and the second clamping plates 106 are horizontal, and the thickness directions of the first clamping plates 105 and the second clamping plates 106 are consistent with the thickness direction of the fireproof layer 102.

A plurality of bolts 107 are further included, and fastening nuts 108 are connected to the bolts 107 through the first clamping plate 105, the fireproof decoration layer 101, the fireproof layer 102, the fireproof carpet layer 103, the fireproof radiation-proof cloth layer 104 and the second clamping plate 106.

The width of the first clamping plate 105 and the second clamping plate 106 is smaller than the width of the curtain of the fireproof layer 102, and each clamping mechanism consisting of the first clamping plate 105 and the second clamping plate 106 is arranged on one curtain. The first clamping plate 105 and the second clamping plate 106 are made of galvanized steel plates, specifically, Q235 materials. The first clamping plate 105 and the second clamping plate 106 may be flat plates, and in order to improve strength, each of the first clamping plate 105 and the second clamping plate 106 includes a curved portion where the flat plate portion is connected to both sides of the flat plate portion. The first clamping plate 105 and the second clamping plate 106 are integrally formed by bending steel plates, have the same structure and size, and can be replaced with each other to reduce the installation cost.

In order to improve the flatness of both sides of the roller blind 1, as shown in fig. 2, the side of the fire-retardant blanket layer 103 facing the fire-retardant layer 102 is provided with a plurality of first grooves extending horizontally, the fire-retardant decorative layer 101 and the fire-retardant layer 102 are recessed towards the first grooves and form first cleat grooves 109, and the first cleats 105 are disposed in the first cleat grooves 109; the side of the fireproof carpet layer 103 facing the fireproof radiation-proof cloth layer 104 is provided with a plurality of second grooves extending horizontally, the fireproof radiation-proof cloth layer 104 is recessed towards the second grooves and forms a second splint groove 110, and the second splint 106 is arranged in the second splint groove 110. The thickness of the fire blanket layer 103 is greater than the thickness of the fire-proof decoration layer 101, the fire-proof layer 102 and the fire-proof radiation-proof cloth layer 104, and the fire blanket layer 103 has a certain flexibility and is deformable, so that when the first clamping plate 105 and the second clamping plate 106 are installed, the fire blanket layer 103 can be deformed by applying opposite pressure to the fire-proof decoration layer 101 and the fire-proof radiation-proof cloth layer 104, so that a second groove is formed on one side surface of the fire blanket layer 103, and a first groove is formed on the other side surface. After the first clamping plate 105 and the second clamping plate 106 are connected through the bolt 107 and the fastening nut 108, the two ends of the bolt 107 and the fastening nut 108 are also located in the first clamping plate groove 109 or the second clamping plate groove 110, no protrusion is formed on the two side faces of the roller shutter 1, when the roller shutter 1 is rolled, the surface of the roller shutter 1 is smooth, and the volume after rolling is not increased.

As shown in fig. 4, 2 lateral walls of guide rail have vertical spouts, roll up inside and with spout sliding fit of spout of both sides limit of curtain 1, when the rolling with unreel, the both sides limit of roll-up curtain 1 will slide along guide rail 2, must have certain fit clearance so between roll-up curtain 1 and the spout lateral wall, if the conflagration breaks out, smog passes rolling slats door through fit clearance easily, consequently, the utility model discloses be provided with smoke protection baffle 4 between the lateral wall of roll-up curtain 1 and guide rail 2. Two side edges of the outer side surfaces of the two layers of rolling curtains 1 are respectively provided with a smoke-proof baffle 4, one side edge of each smoke-proof baffle 4 is fixedly connected with the guide rail 2, the other side edge of each smoke-proof baffle 4 is in contact with the rolling curtain 1, and a certain pressing force is provided between the smoke-proof baffles and the rolling curtains 1, so that the smoke-proof baffles 4 and the rolling curtains 1 are better in sealing performance, the gas flow is isolated, and the movement of the rolling curtains 1 during rolling and unreeling is not influenced. In the same way, in order to prevent the smoke from flowing to the top of the guide rail 2 along the sliding groove, the top of the sliding groove is provided with the smoke-proof sealing strip 10, the side edge of the roller shutter 1 is positioned in the sliding groove, and the roller shutter 1 is in sealing fit with the smoke-proof sealing strip 10. The smoke-proof sealing strip 10 and the smoke-proof baffle 4 are both made of materials with certain elasticity, so that the movement of the roller shutter 1 is not influenced while the sealing performance is ensured.

The driving mechanism is used for driving the roller shutter 1 to be wound or unreeled, so that the roller shutter 1 door is opened and closed, the driving mechanism specifically comprises a driving motor 5 and two driving shafts 6, the driving motor 5 is connected with the two driving shafts 6 through a transmission mechanism, and the upper end of the roller shutter 1 of the first door body and the upper end of the roller shutter 1 of the second door body are respectively wound on the driving shafts 6. The driving motor 5 drives the two driving shafts 6 to synchronously rotate through the transmission mechanism, so that the roller shutter 1 on the driving shafts 6 can be unreeled, or the roller shutter 1 is reeled on the driving shafts 6. The transmission mechanism may be a belt transmission mechanism, for example, belt wheels are arranged on the main shaft of the driving motor 5 and the two driving shafts 6, and the belt wheels are connected with each other through a belt.

In order to protect the driving motor 5 and improve the aesthetic appearance of the rolling door, the driving shaft 6 and the driving motor 5 are disposed in the housing 7.

When the lower end of the roller blind 1 moves to the ground, in order to improve the stability of the roller blind 1, the lower end of the roller blind 1 needs to be fixed, and therefore, a base 8 for fixing the roller blind 1 is provided at the bottom of the guide rail 2, a hook 9 is provided at the top of the base 8, and the lower end of the roller blind 1 is hung on the hook 9. Can upwards buckle the lower extreme of rolling up curtain 1 and form the portion of hanging, when the lower extreme motion of rolling up curtain 1 to the ground, with the portion of hanging articulate on couple 9 can, also can set up at the lower extreme of rolling up curtain 1 and hang the interface. The lower part of the base 8 can be embedded under the ground to prevent smoke from passing through.

Base 8 can adopt section bars such as angle steel, and is preferred, as shown in fig. 6, base 8 includes that the cross-section is rectangular ring's main part, the top of main part is provided with the connecting plate, couple 9 is located the upper end of connecting plate, just the main part the connecting plate with couple 9 is by thickness 1.5mm, the about 210 mm's of width galvanized steel sheet integrative bending system shaping. The base 8 is light in weight, convenient to transport and mount, high in strength and impact resistance and capable of guaranteeing stability.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Fire prevention roll screen, including fire prevention decorative layer (101), flame retardant coating (102), fire blanket layer (103) and the fire prevention radiation protection cloth layer (104) that set gradually, its characterized in that:

the side surface of the fireproof blanket layer (103) facing the fireproof layer (102) is provided with a plurality of first grooves extending horizontally, the fireproof decoration layer (101) and the fireproof layer (102) are recessed towards the first grooves and form first splint grooves (109);

the side surface of the fireproof blanket layer (103) facing the fireproof radiation-proof cloth layer (104) is provided with a plurality of second grooves extending horizontally, and the fireproof radiation-proof cloth layer (104) is sunken towards the second grooves to form a second splint groove (110);

a first clamping plate (105) is arranged in the first clamping plate groove (109), a second clamping plate (106) corresponding to the first clamping plate (105) is arranged in the second clamping plate groove (110), the length directions of the first clamping plate (105) and the second clamping plate (106) are horizontal directions, and the thickness directions of the first clamping plate (105) and the second clamping plate (106) are consistent with the thickness direction of the fireproof layer (102);

the fireproof and radiation-proof fabric further comprises a plurality of bolts (107), wherein the bolts (107) penetrate through the first clamping plate (105), the fireproof decoration layer (101), the fireproof layer (102), the fireproof blanket layer (103), the fireproof and radiation-proof fabric layer (104) and the second clamping plate (106) and are connected with fastening nuts (108).

2. A fire resistant roller blind as claimed in claim 1, wherein: the first clamping plate (105) and the second clamping plate (106) both comprise a flat plate part and bending parts connected with two side edges of the flat plate part.

3. Fire prevention rolling slats door, its characterized in that: including the same first door body and the second door body of structure, the first door body with the second door body all includes roll up curtain (1) and a pair of vertical guide rail (2), guide rail (2) of the first door body pass through splice bar (3) with guide rail (2) of the second door body link to each other, roll up curtain (1) and adopt claim 1 or 2 the fire prevention roll up curtain, the both sides limit and guide rail (2) sliding fit of rolling up curtain (1), just the top of rolling up curtain (1) is connected with actuating mechanism.

4. A fire resistant rolling door as claimed in claim 3, wherein: and a smoke-proof baffle (4) is arranged between the outer side wall of the roller shutter (1) and the guide rail (2).

5. A fire resistant roller shutter door as claimed in claim 3, wherein: the driving mechanism comprises a driving motor (5) and two driving shafts (6), the driving motor (5) is connected with the two driving shafts (6) through a transmission mechanism, and the upper end of the roller shutter (1) of the first door body and the upper end of the roller shutter (1) of the second door body are respectively wound on one driving shaft (6).

6. A fire resistant rolling door as claimed in claim 5, wherein: the driving shaft (6) and the driving motor (5) are arranged in the cover body (7).

7. A fire resistant rolling door as claimed in claim 3, wherein: the bottom of guide rail (2) is provided with base (8) that are used for fixed roll curtain (1), the top of base (8) is provided with couple (9), the lower extreme of rolling up curtain (1) articulates in couple (9).

8. A fire resistant roller shutter door as claimed in claim 7, wherein: base (8) are rectangular annular main part including the cross-section, the top of main part is provided with the connecting plate, couple (9) are located the upper end of connecting plate, just the main part the connecting plate with couple (9) are by the integrative curved system shaping of galvanized steel sheet.

9. A fire resistant roller shutter door as claimed in claim 3, wherein: the side wall of the guide rail (2) is provided with a sliding groove, the top of the sliding groove is provided with a smoke-proof sealing strip (10), the side edge of the roller shutter (1) is located in the sliding groove, and the roller shutter (1) is in sealing fit with the smoke-proof sealing strip (10).