CN215408296U

CN215408296U - High flame-retardant enhanced roller shutter door

Info

Publication number: CN215408296U
Application number: CN202120684215.5U
Authority: CN
Inventors: 谢柳飞
Original assignee: Guangxi Huiyi Fire Safety Technology Co ltd
Current assignee: Guangxi Huiyi Fire Safety Technology Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2022-01-04
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a high flame-retardant enhanced roller shutter door, which relates to the technical field of roller shutter doors and solves the technical problems that the roller shutter door provided with a spray head in the prior art can not work normally and can extinguish fire automatically under the condition of no electricity, and the technical scheme is as follows: it comprises a box body, a rolling door, a door frame, a fire extinguishing device and a driving mechanism; the fire extinguishing device comprises a water storage tank and a shunt pipe, the water storage tank is fixed inside a box body, the upper portion of the water storage tank is communicated with a water inlet pipe, the lower end of the water inlet pipe is provided with a limiting cover, the surface of the limiting cover is provided with a through hole, a first floating ball is further arranged in the limiting cover, the two ends of the shunt pipe are communicated with the lower portion of the water storage tank, a plurality of spray heads are arranged on the shunt pipe, inlets at the two ends of the shunt pipe are provided with second floating balls matched with the inner diameters of the two ends of the shunt pipe, the outer walls of the second floating balls are connected with one end of a rope, and the other end of the rope is fixedly connected to a door frame. The utility model has the advantage of automatic water spraying without power control.

Description

High flame-retardant enhanced roller shutter door

Technical Field

The utility model belongs to the technical field of roller shutter doors, and particularly relates to a high-flame-retardant enhanced roller shutter door.

Background

The rolling door is a door which is formed by connecting a plurality of movable door sheets in series and rotates up and down by taking a scroll above the door as a center in a fixed slideway. The rolling door with the flame-retardant function in the rolling door has the functions of fire prevention, smoke isolation, fire spread inhibition and personnel evacuation protection besides the function of a common door, is widely applied to fire-proof partition areas of industrial and civil buildings, can effectively prevent fire spread and guarantee life and property safety, and is an indispensable fire-proof facility in modern buildings.

However, the fire often brings great loss to people, generally, under the condition that no person takes care of, the probability of the fire is bigger, once it happens, when it is found, the rescue is also difficult, in order to guarantee the safety of property and people, a sprinkler head is needed to be installed on the rolling door, when the fire breaks out, the sprinkler head can automatically sprinkle water and prevent fire, the fire-retardant effect of the rolling door is strengthened, but the existing sprinkler heads all need a power supply controller, under the state without power, the rolling door cannot normally work, and the fire extinguishing function is lost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides a high-flame-retardant enhanced roller shutter door which solves the technical problems that the roller shutter door provided with a spray head in the prior art cannot normally work and automatically extinguishes fire under the condition of no electricity.

The technical scheme of the utility model is as follows:

the high flame-retardant enhanced roller shutter door comprises a box body, a roller shutter door, a door frame, a fire extinguishing device and a driving mechanism; the driving mechanism is arranged on the side wall of the box body, the door frames are symmetrically arranged on the lower portions of two sides of the box body, guide rails for the rolling door to move up and down are arranged on the inner side walls of two sides of each door frame, the upper end of the rolling door is arranged in the box body and is in transmission connection with the driving mechanism, the lower end of the rolling door slides up and down in the guide rails, and the fire extinguishing device is arranged on the upper portion of the rolling door and fixed in the box body.

The fire extinguishing device comprises a water storage tank, a water inlet pipe, a limiting cover, a first floating ball, a second floating ball, a spray head, a flow dividing pipe and a rope, wherein the water storage tank is fixed inside a box body, the upper part of the water storage tank is communicated with the water inlet pipe, the lower end of the water inlet pipe is provided with the limiting cover, the surface of the limiting cover is provided with a through hole, the first floating ball is arranged inside the limiting cover, two ends of the flow dividing pipe are respectively communicated with the lower part of the water storage tank, the flow dividing pipe is provided with a plurality of spray heads, inlets at two ends of the flow dividing pipe are provided with the second floating ball matched with the inner diameters of two ends of the flow dividing pipe, the outer wall of the second floating ball is connected with one end of the rope, and the other end of the rope is fixedly connected to a door frame.

In order to prevent abnormal pressure rise in the water storage tank and prevent the spray head from discharging water, preferably, a pressure relief hole is further formed in one end, far away from the water inlet pipe, of the upper portion of the water storage tank.

In order to ensure that the floating ball can float in water without external force, the density of the first floating ball and the second floating ball is preferably less than that of water.

In order to control the lifting of the roller shutter well, preferably, the driving mechanism includes a motor, a driving wheel, a driven wheel and a belt, the motor is horizontally fixed on the side wall of the box body, an output shaft of the motor is in transmission connection with the driving wheel, the driving wheel is in transmission connection with the driven wheel through the belt, and the driven wheel is in transmission connection with the upper end of the roller shutter door. The motor is connected with the rotating shaft on the roller shutter door through the driving wheel and the driven wheel connecting belt, the speed can be adjusted according to the diameters of the driving wheel and the driven wheel, and the roller shutter is well controlled to lift.

For better motor transmission, the driven wheel is preferably arranged below the driving wheel.

The rolling door comprises a rotating shaft and a rolling curtain, wherein the rotating shaft is in transmission connection with the driven wheel, the upper end of the rolling curtain is fixed on the outer wall of the rotating shaft, the rolling curtain comprises a plurality of curtain plates, and the adjacent curtain plates are movably connected.

In order to make the curtain better connect, preferably the both ends of curtain all are provided with connecting portion, and are adjacent the curtain passes through connecting portion swing joint, connecting portion set up to arc, just connecting portion are provided with the bayonet socket, two connecting portion pass through bayonet socket adapter connects.

In order to improve the fire-proof sensitivity of the rolling door and to spray water as quickly as possible to extinguish a fire in case of a fire, the rope is preferably made of a flammable material and can be quickly burned off when encountering a fire, so that the spray head can spray water as quickly as possible.

In order to prevent water leakage, sealing rings are preferably arranged at the end parts of the water inlet pipe and the shunt pipe.

In order to enhance the strength and the flame retardant property of the rolling door, preferably, the curtain plate is a cold-rolled galvanized plate, and the rolling door has the beneficial effects that by adopting the technical scheme, the rolling door has the following advantages:

1. the fire extinguishing device is provided with the water storage tank, and after the water in the water storage tank is full, the bottom of the water inlet pipe is blocked by the first floating ball under the buoyancy action of the water, so that the water inlet is stopped; when a fire disaster occurs, the rope is blown by fire, the second floating ball floats upwards after losing the tensile force of the rope, the water inlet end of the flow dividing pipe is opened, water in the water storage tank flows into the flow dividing pipe and is sprayed out from the spray head, the first floating ball falls down after the water level in the water storage tank falls, the bottom end of the water inlet pipe is opened, water injection is started, and the automatic water spraying, fire preventing and flame retarding functions are achieved.

2. According to the utility model, the fire-retardant and fireproof effect of the roller shutter door is enhanced and the high fire-retardant performance of the roller shutter door is improved by combining the fire-retardant roller shutter door structure with the water storage tank.

Drawings

Fig. 1 is a schematic structural view of a high flame-retardant enhanced roller shutter door in an embodiment of the utility model.

Fig. 2 is a schematic diagram of an internal structure of the box in the embodiment of the utility model.

Fig. 3 is a schematic structural diagram of a fire extinguishing apparatus according to an embodiment of the present invention.

FIG. 4 is a schematic view of a curtain plate structure according to an embodiment of the present invention.

The reference numerals in fig. 1 to 4 are:

1. a box body; 2. a roller shutter mechanism; 21. a rotating shaft; 22. rolling a curtain; 221. a curtain plate; 222. a connecting portion; 3. a door frame; 4. a fire extinguishing device; 41. a water storage tank; 42. a water inlet pipe; 43. a limiting cover; 44. a first floating ball; 45. a spray head; 46. a shunt tube; 47. a rope; 48. a second floating ball; 5. a drive mechanism; 51. a motor; 52. a driving wheel; 53. a driven wheel; 54. a belt; 6. a pressure relief vent.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the high flame-retardant enhanced rolling door of the present embodiment includes a housing 1, a rolling mechanism 2, a door frame 3, a fire extinguishing device 4 and a driving mechanism 5; the driving mechanism 5 is arranged on the side wall of the box body 1, the door frame 3 is symmetrically arranged on the lower portions of two sides of the box body 1, guide rails (not shown) for the vertical movement of the roller shutter mechanism 2 are arranged on the inner side walls of two sides of the door frame 3, the upper end of the roller shutter mechanism 2 is arranged in the box body 1 and is in transmission connection with the driving mechanism 5, the lower end of the roller shutter mechanism 2 slides up and down in the guide rails of the door frame 3, and the fire extinguishing device 4 is arranged on the upper portion of the roller shutter mechanism 2 and is fixed in the box body 1.

In order to ensure that the fire extinguishing apparatus 4 can still automatically extinguish fire and normally work under the condition of power failure, as shown in fig. 1-3, the fire extinguishing apparatus 4 comprises a water storage tank 41, a water inlet pipe 42, a limiting cover 43, a first floating ball 44, a second floating ball 48, a nozzle 45, a shunt pipe 46 and a rope 47, the water storage tank 41 is fixed inside the box body 1, the upper part of the water storage tank 41 is communicated with the water inlet pipe 42, a sealing ring is arranged at the end part of the water inlet pipe 42 for preventing water leakage, the water inlet pipe 42 is externally connected with a water source, a pressure relief hole 6 is also arranged at one end of the upper part of the water storage tank 41, which is far away from the water inlet pipe 42, so as to prevent the nozzle 45 from failing to output water due to abnormal pressure rise in the water storage tank 41, the lower end of the water inlet pipe 42 is provided with the limiting cover 43, the surface of the limiting cover 43 is provided with through holes, in order to ensure that the floating ball can float in the water under the condition of no external force, the first floating ball 44 with the density smaller than that the water is arranged in the limiting cover 43, the shunt pipe 46 is of a U-shaped structure, two ends of a shunt tube 46 are respectively communicated with the lower part of a water storage tank 41, sealing rings are arranged at two end parts of the shunt tube 46, a plurality of spray heads 45 are arranged on the shunt tube 46, inlets at two ends of the shunt tube 46 are provided with second floating balls 48 which are matched with the inner diameters of two ends of the shunt tube 46 and have the density smaller than that of water, the outer wall of each second floating ball 48 is connected with one end of a rope 47, the other end of the rope 47 is fixedly connected on a door frame 3, the fixed position is as close to the ground as possible, in order to improve the fire-fighting sensitivity of the roller blind mechanism 2 and to extinguish a fire by spraying water as quickly as possible in the event of a fire, the rope 47 is preferably made of a combustible material, when encountering fire, the water can be quickly burnt off, so that the spray head 45 can spray water as soon as possible without depending on power control, under the condition of power failure, the fire extinguishing device 4 can still automatically extinguish fire and normally work, and after no water exists in the water storage tank 41, water is added through the water inlet pipe 42. .

As shown in fig. 2-3, the driving mechanism 5 includes a motor 51, a driving wheel 52, a driven wheel 53 and a belt 54, the driven wheel 53 is disposed below the driving wheel 52, the motor 51 is horizontally fixed on the sidewall of the box 1, an output shaft of the motor 51 is in transmission connection with the driving wheel 52, the driving wheel 52 is in transmission connection with the driven wheel 53 through the belt 54, the driven wheel 53 is in transmission connection with the upper end of the roller blind mechanism 2, the motor 51 is connected with the rotating shaft 21 of the roller blind mechanism 2 through the driving wheel 52 and the driven wheel 53 connected with the belt 54, the speed can be adjusted according to the diameters of the driving wheel 52 and the driven wheel 53, and the lifting of the roller blind 22 can be well controlled.

As shown in fig. 1 to 3, the rolling mechanism 2 includes a rotating shaft 21 and a rolling blind 22, the rotating shaft 21 is in transmission connection with the driven wheel 53, the upper end of the rolling blind 22 is fixed on the outer wall of the rotating shaft 21, the rolling blind 22 includes a plurality of blind plates 221, the blind plates 221 are preferably cold-rolled galvanized plates, the adjacent blind plates 221 are movably connected, both ends of the blind plates 221 are provided with connecting portions 222, the adjacent blind plates 221 are movably connected through the connecting portions 222, the connecting portions 222 are configured to be circular arc-shaped, the connecting portions 222 are provided with bayonets, and the two connecting portions 222 are connected through the bayonets in an adaptive manner, so as to facilitate connection between the blind plates 221.

The principle of the utility model is as follows: after the water in the water storage tank 41 is full, the first floating ball 44 blocks the bottom of the water inlet pipe 42 under the buoyancy action of the water, so that the water inlet is stopped; when a fire disaster happens, the rope 47 is blown by fire, the second floating ball 48 floats upwards after losing the tensile force of the rope 47, the water inlet end of the shunt pipe 46 is opened, water in the water storage tank 41 flows into the shunt pipe 46 and is sprayed out from the spray head 45, the first floating ball 44 falls after the water level in the water storage tank 41 falls, the bottom end of the water inlet pipe 42 is opened, and water injection is started.

The utility model is designed for enabling the rolling door provided with the spray head to automatically spray water under the condition of power failure, and the rolling door has the advantage of automatically spraying water without power control.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims

1. High fire-retardant enhancement mode rolling slats door, its characterized in that: comprises a box body (1), a roller shutter mechanism (2), a door frame (3), a fire extinguishing device (4) and a driving mechanism (5); the fire extinguishing device is characterized in that the driving mechanisms (5) are arranged on the side wall of the box body (1), the door frames (3) are symmetrically arranged on the lower portions of two sides of the box body (1), guide rails for the rolling curtain mechanisms (2) to move up and down are arranged on the inner side walls of two sides of the door frames (3), the upper ends of the rolling curtain mechanisms (2) are arranged in the box body (1) and are in transmission connection with the driving mechanisms (5), the lower ends of the rolling curtain mechanisms (2) slide up and down in the guide rails, and the fire extinguishing device (4) is arranged on the upper portions of the rolling curtain mechanisms (2) and is fixed inside the box body (1);

the fire extinguishing device (4) comprises a water storage tank (41), a water inlet pipe (42), a limiting cover (43), a first floating ball (44), a second floating ball (48), a spray head (45), a shunt pipe (46) and a rope (47), wherein the water storage tank (41) is fixed inside the box body (1), the upper part of the water storage tank (41) is communicated with the water inlet pipe (42), the lower end of the water inlet pipe (42) is provided with the limiting cover (43), the surface of the limiting cover (43) is provided with a through hole, the first floating ball (44) is further arranged in the limiting cover (43), two ends of the shunt pipe (46) are respectively communicated with the lower part of the water storage tank (41), the shunt pipe (46) is provided with a plurality of spray heads (45), inlets at two ends of the shunt pipe (46) are provided with the second floating ball (48) matched with the inner diameters of two ends of the shunt pipe (46), the outer wall of the second floating ball (48) is connected with one end of the rope (47), the other end of the rope (47) is fixedly connected to the door frame (3).

2. A high fire retardant enhanced roller shutter door as claimed in claim 1, wherein: one end of the upper part of the water storage tank (41), which is far away from the water inlet pipe (42), is also provided with a pressure relief hole (6).

3. A high fire retardant enhanced roller shutter door as claimed in claim 1, wherein: the density of the first float ball (44) and the second float ball (48) is less than the density of water.

4. A high fire retardant enhanced roller shutter door as claimed in claim 1, wherein: actuating mechanism (5) include motor (51), action wheel (52), follow driving wheel (53) and belt (54), motor (51) level is fixed on the lateral wall of box (1), the output shaft of motor (51) with action wheel (52) transmission is connected, action wheel (52) with follow driving wheel (53) and pass through belt (54) transmission and connect, follow driving wheel (53) with roll up curtain mechanism (2) upper end transmission and connect.

5. The high fire retardant enhanced roller shutter door of claim 4, wherein: the driven wheel (53) is arranged below the driving wheel (52).

6. The high fire retardant enhanced roller shutter door of claim 4, wherein: roll up curtain mechanism (2) including pivot (21) and roll up curtain (22), pivot (21) with from driving wheel (53) transmission connection, it fixes to roll up curtain (22) upper end on the outer wall of pivot (21), it includes a plurality of shutter slats (221) to roll up curtain (22), and is adjacent shutter slat (221) swing joint.

7. A high fire retardant enhanced roller shutter door as claimed in claim 6, wherein: both ends of curtain board (221) all are provided with connecting portion (222), and it is adjacent curtain board (221) pass through connecting portion (222) swing joint, connecting portion (222) set up to be circular arc, just connecting portion (222) are provided with the bayonet socket, two connecting portion (222) pass through bayonet socket adapter connects.

8. A high fire retardant enhanced roller shutter door as claimed in claim 1, wherein: the rope (47) is made of inflammable materials.

9. A high fire retardant enhanced roller shutter door as claimed in claim 1, wherein: and sealing rings are arranged at the end part of the water inlet pipe (42) and the two end parts of the shunt pipe (46).

10. A high fire retardant enhanced roller shutter door as claimed in claim 7, wherein: the curtain plate (221) is a cold-rolled galvanized plate.