CN212958385U

CN212958385U - Closed fireproof door roller shutter

Info

Publication number: CN212958385U
Application number: CN202020691771.0U
Authority: CN
Inventors: 冯原道
Original assignee: Guangdong Kuntai Technology Co ltd
Current assignee: Guangdong Kuntai Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-04-13
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a tightly closed fireproof door rolling shutter, which comprises a guide rail, a rolling shutter motor, an electric cabinet and a fireproof rolling shutter; the guide rails are arranged oppositely; the roller shutter motor is arranged above the guide rail, and the output end of the roller shutter motor is connected with a retractable shaft body in a driving way; the electric cabinet is electrically connected with the roller shutter motor; the fireproof rolling curtain is formed by connecting a plurality of groups of rolling curtain units, is wound on the retraction shaft body and can be retracted and retracted through the rolling curtain motor, so that the fireproof rolling curtain can slide up and down along the guide rail; the rolling curtain units comprise square strips and hook parts arranged at two ends of the square strips, the opening directions of the hook parts are opposite to each other, and each group of rolling curtain units are connected with each other through the hook parts; the fireproof door also comprises fireproof cotton, a guide rail fireproof rubber strip and a closed fireproof rubber strip; the fireproof cotton is arranged inside the square strip; the guide rail fireproof rubber strips are arranged on two sides of the guide rail opening; the closed fireproof rubber strip is arranged on the lower portion of the rolling curtain unit at the tail end of the fireproof rolling curtain, and compared with the existing fireproof rolling curtain, the closed fireproof rubber strip has the advantages of good fireproof performance and closeness.

Description

Closed fireproof door roller shutter

Technical Field

The utility model relates to a prevent fire door technical field, in particular to closed inseparable prevent fire door roller shutter.

Background

The fire-proof rolling door is widely applied to fire-proof partition areas of industrial and civil buildings, can effectively prevent fire from spreading, guarantees life and property safety, and is an indispensable fire-proof facility in modern buildings. Generally made of sheet metal such as steel plate, and formed by a buckle ring or a hinge method, the fire-resistant door is usually rolled up in a rotating shaft box at the upper opening of a door and a window, and is placed down and unfolded when a fire occurs, so as to prevent the fire from spreading from the opening of the door and the window.

In the conflagration scene, dense smoke suffocates the degree of danger and is greater than the naked light burn, and current fire prevention rolling slats door, there is the gap between its and the guide rail, though can the separation naked light, the unable complete separation of dense smoke that nevertheless the intensity of a fire caused, this will lead to the potential safety hazard, and be used for factory building area's fire prevention rolling slats door, the floor of its below is because of the freight of frequent discrepancy of working vehicle, probably damage ground, cause the local sunken in ground, this will lead to the unable closure of fire prevention rolling slats door inseparable, when the dangerous situation takes place, produce risks such as leaking cigarette and spreading fire. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a closed inseparable fire door roller shutter to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a fire door rolling curtain with tight closing comprises a guide rail, a rolling curtain motor, an electric cabinet and a fire door rolling curtain; the guide rails are arranged oppositely; the roller shutter motor is arranged above the guide rail, and the output end of the roller shutter motor is connected with a retractable shaft body in a driving way; the electric control box is electrically connected with the roller shutter motor; the fireproof rolling curtain is formed by connecting a plurality of groups of rolling curtain units, is wound on the retraction shaft body and can be retracted and retracted through the rolling curtain motor, so that the fireproof rolling curtain can slide up and down along the guide rail; the rolling curtain units comprise square strips and hook parts arranged at two ends of each square strip, the opening directions of the hook parts are opposite to each other, and each group of rolling curtain units are mutually connected through the hook parts; the fireproof door also comprises fireproof cotton, a guide rail fireproof rubber strip and a closed fireproof rubber strip; the fireproof cotton is arranged inside the square strip; the guide rail fireproof rubber strips are arranged on two sides of the guide rail opening; the closed fireproof rubber strip is arranged at the lower part of the roller shutter unit at the tail end of the fireproof roller shutter.

Furthermore, the guide rails and the fireproof roller shutters are arranged in two groups and are arranged in front and back correspondingly.

Furthermore, the roller shutter motor is arranged above the guide rail through a motor bag box; the lower part of the motor case is provided with two case openings through which the fireproof roller shutters can pass, and the case openings are respectively arranged above the two groups of guide rails; the two retracting shaft bodies are arranged and correspond to the two box packing openings, and the two retracting shaft bodies are in driving connection with the roller shutter motor through a transmission belt; the two groups of fire-proof rolling shutters are respectively sleeved on the two retraction shaft bodies and driven to retract through the rolling shutter motor.

Furthermore, the lower part of the rolling curtain unit at the tail end of the fireproof rolling curtain is a flat surface, and at least one groove is arranged on the flat surface; the groove horizontally penetrates to the left end face and the right end face of the roller shutter unit; the closed fireproof adhesive tape is arranged on the groove.

Furthermore, the two grooves are arranged at the front end and the rear end of the flat surface.

The utility model has the advantages of good fireproof performance and tight closing; the utility model increases the closed closure by arranging two groups of corresponding fire-proof rolling shutters in the front and back, and the two sides of the opening of the guide rail are provided with the guide rail fire-proof adhesive tape, so that the gap between the fire-proof rolling shutters and the guide rail can be effectively filled, and dense smoke is effectively isolated; the lower part of the rolling curtain unit at the tail end is provided with a closed fireproof adhesive tape which has certain elasticity, so that the fitting degree of the fireproof rolling curtain and the ground can be increased, not only can the ground recess with smaller defect be filled, the smoke insulation performance and the closing tightness are enhanced, but also the noise of the fireproof rolling curtain in falling prevention can be reduced; the interior of the square strip in the roller shutter unit is filled with fireproof cotton, so that the sound insulation performance and the fireproof performance can be improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic top view of the present invention;

FIG. 4 is a side view, cross-sectional structural schematic of the present invention;

FIG. 5 is a schematic cross-sectional view of the rolling shutter unit above the end of the present invention;

fig. 6 is a schematic sectional structure view of the terminal roller shutter unit of the present invention.

10. A guide rail; 20. a roller shutter motor; 21. a motor case; 22. retracting and releasing the shaft body; 23. opening the bag and the box; 24. a drive belt; 30. an electric cabinet; 31. a button box; 40. a fire-proof roller shutter; 41. a roller shutter unit; 42. square strips; 43. a hooking part; 44. a groove; 50. fireproof cotton; 51. a guide rail fireproof rubber strip; 52. and closing the fireproof adhesive tape.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the present invention are simplified and use non-precise ratios, and are only used for the purpose of facilitating and clearly assisting the description of the embodiments of the present invention.

As shown in fig. 1 to 6, a tightly closed fireproof door rolling shutter comprises a guide rail 10, a rolling shutter motor 20, an electric cabinet 30 and a fireproof rolling shutter 40; two groups of guide rails 10 are arranged oppositely, two groups of fireproof roller shutters 40 are correspondingly arranged, and the two groups of guide rails 10 are correspondingly arranged in a front-back manner;

the roller shutter motor 20 is arranged above the guide rail 10 through a motor case 21, and the output end of the roller shutter motor is in driving connection with a retractable shaft body 22; the electric control box 30 is electrically connected with the roller shutter motor 20, and the electric control box 30 is electrically connected with a button box 31; the lower part of the motor case 21 is provided with two case openings 23 through which the fireproof rolling screen 40 can pass, and the case openings 23 are respectively arranged above the two groups of guide rails 10; the two retracting shaft bodies 22 are arranged corresponding to the two box-packing openings 23, and the two retracting shaft bodies 22 are in driving connection with the roller shutter motor 20 through a transmission belt 24; the two groups of fire-proof rolling shutters 40 are respectively sleeved on the two retraction shaft bodies 22 and driven to retract through the rolling shutter motor 20;

the fire-proof rolling shutter 40 is formed by connecting a plurality of groups of rolling shutter units 41, is wound on the retraction shaft body 22, and can be retracted and retracted through the rolling shutter motor 20, so that the fire-proof rolling shutter can slide up and down along the guide rail 10; the rolling curtain units 41 comprise square strips 42 and hook parts 43 arranged at two ends of the square strips 42, the opening directions of the hook parts 43 are opposite to each other, and each group of rolling curtain units 41 are connected with each other through the hook parts 43; the lower part of the rolling curtain unit 41 at the tail end of the fireproof rolling curtain 40 is a flat surface, two grooves 44 are arranged on the flat surface, and the two grooves 44 penetrate through the left end surface and the right end surface of the rolling curtain unit 41 and are positioned at the front end and the rear end of the flat surface;

the device also comprises fireproof cotton 50, a guide rail fireproof rubber strip 51 and a closed fireproof rubber strip 52; the fireproof cotton 50 is arranged inside the square strip 42; the guide rail fireproof rubber strips 51 are correspondingly arranged on two sides of the opening of each group of guide rails 10; the closed fireproof rubber strip 52 is correspondingly arranged on the groove 44 at the lower part of the roller shutter unit 41 at the tail end of the fireproof roller shutter 40.

The working principle is as follows: the roller shutter motor 20 can be operated by controlling the button on the button box 31; the rolling curtain motor 20 simultaneously drives the two retraction shafts 22 to allow the fire-proof rolling curtain 40 to be retracted and retracted along the guide rail 10; the two sides of the opening of the guide rail 10 are provided with the guide rail fireproof rubber strips 51, so that the gap between the fireproof rolling curtain 40 and the guide rail 10 can be effectively filled, and dense smoke is effectively isolated; the lower part of the rolling curtain unit 41 at the tail end is provided with a closed fireproof adhesive tape 52, the closed fireproof adhesive tape 52 has certain elasticity, the attaching degree of the fireproof rolling curtain 40 and the ground can be increased, the ground recess with smaller defects can be filled, the smoke isolation performance is enhanced, and the noise of the fireproof rolling curtain 40 in falling prevention can be reduced; the interior of the square strip 42 in the rolling shutter unit 41 is also filled with fireproof cotton 50, which can increase the sound insulation performance and the fireproof performance.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a closed inseparable fire door roller shutter which characterized in that: comprises a guide rail, a rolling curtain motor, an electric cabinet and a fireproof rolling curtain; the guide rails are arranged oppositely; the roller shutter motor is arranged above the guide rail, and the output end of the roller shutter motor is connected with a retractable shaft body in a driving way; the electric control box is electrically connected with the roller shutter motor; the fireproof rolling curtain is formed by connecting a plurality of groups of rolling curtain units, is wound on the retraction shaft body and can be retracted and retracted through the rolling curtain motor, so that the fireproof rolling curtain can slide up and down along the guide rail; the rolling curtain units comprise square strips and hook parts arranged at two ends of each square strip, the opening directions of the hook parts are opposite to each other, and each group of rolling curtain units are mutually connected through the hook parts; the fireproof door also comprises fireproof cotton, a guide rail fireproof rubber strip and a closed fireproof rubber strip; the fireproof cotton is arranged inside the square strip; the guide rail fireproof rubber strips are arranged on two sides of the guide rail opening; the closed fireproof rubber strip is arranged at the lower part of the roller shutter unit at the tail end of the fireproof roller shutter.

2. A close fire door roller blind as claimed in claim 1, wherein: the guide rails and the fireproof roller shutters are arranged in two groups and are arranged in front and back correspondingly.

3. A close fire door roller blind as claimed in claim 2, wherein: the roller shutter motor is arranged above the guide rail through a motor case; the lower part of the motor case is provided with two case openings through which the fireproof roller shutters can pass, and the case openings are respectively arranged above the two groups of guide rails; the two retracting shaft bodies are arranged and correspond to the two box packing openings, and the two retracting shaft bodies are in driving connection with the roller shutter motor through a transmission belt; the two groups of fire-proof rolling shutters are respectively sleeved on the two retraction shaft bodies and driven to retract through the rolling shutter motor.

4. A close fire door roller blind as claimed in claim 1, wherein: the lower part of the roller shutter unit at the tail end of the fireproof roller shutter is a flat surface, and at least one groove is arranged on the flat surface; the groove horizontally penetrates to the left end face and the right end face of the roller shutter unit; the closed fireproof adhesive tape is arranged on the groove.

5. A close fire door roller blind as claimed in claim 4, wherein: the two grooves are arranged and located at the front end and the rear end of the flat surface.