CN220404690U

CN220404690U - Fire control system for building outer wall

Info

Publication number: CN220404690U
Application number: CN202320283163.XU
Authority: CN
Inventors: 黄争
Original assignee: Hubei Sanqianchi Labor Service Co ltd
Current assignee: Hubei Sanqianchi Labor Service Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2024-01-30
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a fire control system for an outer wall of a building. The fire control system for the building outer wall comprises a plurality of water outlet pipes which are arranged at intervals along the periphery of the roof edge, wherein the water outlets of the water outlet pipes extend out of the wall surface of the building, and a spray head for spraying downwards is arranged. When a fire occurs in a certain layer of the building, water is supplied to the spray head through the water outlet pipe, the spray head sprays water downwards from the roof, a water drop area is formed outside the outer wall of the building, the fire on the fire floor is prevented from spreading to the upper layer, the chimney effect is reduced, and the loss of fire is reduced.

Description

Fire control system for building outer wall

Technical Field

The utility model relates to the technical field of building fireproof, in particular to a building outer wall fire control system.

Background

At present, conventional fire-fighting equipment is usually arranged in a building, such as a fire-fighting pipeline, a fire-fighting channel and the like at each floor, but if a fire occurs at a certain floor of the building, the fire-fighting equipment cannot be started immediately, and fire can spread to the upper floor rapidly due to a chimney effect, so that fire loss is further enlarged. That is, the fire of the building is easy to cause chain reaction, no effective fire-fighting equipment is available on the outer wall of the existing building to control the upward spreading of fire, and if the fire cannot be controlled in time, particularly high-rise fire, the fire can cause great loss of life and property.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a fire control system for an outer wall of a building, which can effectively control fire to spread upwards and reduce fire loss by spraying water to the outer side of a wall surface through a fire pipe line laid on the roof when a certain layer of the building is in fire.

In order to solve the technical problems, the fire control system for the building outer wall comprises a plurality of water outlet pipes which are arranged at intervals along the periphery of the roof edge, wherein the water outlets of the water outlet pipes extend out of the wall surface of the building, and a spray head for spraying downwards is arranged.

In the fire control system for the building outer wall, when a fire occurs in a certain layer of the building, water is supplied to the spray head through the water outlet pipe, the spray head sprays water downwards from the roof, a water drop area is formed outside the building outer wall, the fire on the fire floor is prevented from spreading to the upper layer, the chimney effect is reduced, and the loss of fire is reduced.

As an improvement of the fire control system for the building outer wall, all the spray heads are divided into a plurality of mutually independent spray groups, the water outlet pipe in each spray group is connected with the same water supply pipe, and a pipeline switch is arranged on the water inlet pipe of each water supply pipe. Preferably, each spray group comprises 5 to 10 spray heads.

The spray groups are formed by grouping the spray heads, each group is independently controlled, when a fire occurs, the spray groups corresponding to the fire points are opened in a targeted manner, all spray heads on the periphery of the roof are not required to be opened, water is supplied to the fire areas in a concentrated mode, and efficient upwards spreading of the fire is blocked.

Further, the pipeline switch comprises an electric control water valve switch and a manual water valve switch, and the electric control water valve switch and the manual water valve switch form a parallel switch control structure.

Through setting up automatically controlled water valve switch and manual water valve switch simultaneously, both can open the shower nozzle water spray at the manual control of roof, can remote control automatically controlled water valve switch again realize the remote control, and dual control mode is alternative, and each other is reserve, and control is convenient, can be when the condition of a fire takes place, uses in a flexible way according to actual conditions, the quick response.

Further, the controller of the electric control water valve switch is arranged in the first building.

As another improvement of the fire control system of the building outer wall, the water outlet pipe is connected with a fire control pipeline on the roof or a water supply system on the ground through a pipeline. For high-rise buildings, fire-fighting pipelines are generally arranged, and water can be directly supplied to water pipes through the fire-fighting pipelines on the roof; for buildings without fire pipes, such as short stories, additional pipelines can be laid to supply water from the ground.

As another improvement of the fire control system for the building outer wall, the fire control system for the building outer wall further comprises a movable support arranged on the roof, a water diversion pipe and a plurality of spray heads communicated with the water diversion pipe are arranged on the movable support, a quick pipe joint is arranged at a water inlet of the water diversion pipe, and the spray heads on the movable support can extend out of the wall surface of the roof through moving the movable support.

Through setting up the shower nozzle on movable support, when the condition of a fire takes place, can the manual work remove movable support, with the shower nozzle on the movable support to the ignition point, then supply water and spray, realize maneuver high-efficient fire prevention.

Further, the movable support comprises a frame body and wheels arranged on the frame body, and the frame body is used for supporting the water diversion pipe and the pipeline.

In conclusion, by adopting the fire control system for the building outer wall, the upward spreading of fire of the building can be effectively controlled, and the fire loss is reduced.

Drawings

In the drawings:

FIG. 1 is an overall structure diagram of a fire control system for an outer wall of a building.

Fig. 2 is a partial enlarged view of fig. 1.

FIG. 3 is a diagram showing the construction of a movable support of the fire control system for the building outer wall of the present utility model.

Reference numerals illustrate: 1. a water outlet pipe; 2. a spray head; 3. a spray group; 4. a water supply pipe; 51. an electric control water valve switch; 52. a manual water valve switch; 6. a wheel; 7. a movable support; 71. a water diversion pipe; 72. a quick pipe joint; 73. a frame body.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model.

Fig. 1-3 show a fire control system for an exterior wall of a building according to the present utility model. As shown in fig. 1 and 2, the fire control system for the building outer wall comprises a plurality of water outlet pipes 1 which are arranged at intervals along the periphery of the roof, wherein the water outlets of the water outlet pipes 1 extend out of the wall surface of the building, and a spray head 2 which sprays downwards is arranged.

When the fire-fighting sprinkler is used, when a certain layer of a building catches fire, water can be directly supplied to the sprinkler head 2 through the water outlet pipe 1, so that the sprinkler head 2 sprays downwards, water flow or water drops are sprinkled on the outer side of the wall surface of the building, and fire spreading upwards encounters the water obstruction, thereby effectively reducing the chimney effect and fire loss.

The spray head 2 can be an open type spray head, such as a sagging type fire-fighting spray head without a glass tube valve, and the water column impacts on the water spray disc to form parabolic downward spraying, so that a certain range is covered, and fire spreading is prevented. The shower nozzle 2 also can adopt the structure of rectangular shape, can form the water curtain in the wall outside, and this kind of fire control effect is better. The outlet pipe 1 may be fastened to the edge of the roof by means of screws.

Optionally, the water outlet of the water outlet pipe 1 extends out of the wall surface of the building by 30-50 cm, and the spray heads 2 are uniformly arranged at intervals along the periphery of the top edge of the building, and the intervals are 1.8-2.2 m, so that the spray heads 2 have a proper spraying range and can better cover all the wall surfaces of the building.

As shown in fig. 1, all the spray heads 2 are divided into a plurality of mutually independent spray groups 3, the water outlet pipe 1 in each spray group 3 is connected with the same water supply pipe 4, and the water inlet pipe of each water supply pipe 4 is provided with a pipeline switch. Each spray group 3 comprises 5 to 10 spray heads 2.

Optionally, the water supply pipe 4 is further connected with a drain valve, the drain valve is arranged on a pipeline between the pipeline switch and the water supply pipe 4, when one spraying group 3 is used for controlling fire, a small amount of water exists in each water supply pipe 4, and the water supply pipe 4 or the thinner water outlet pipe 1 is easy to freeze and crack in winter, so that the water outlet pipe 1 and the residual water in the water supply pipe 4 can be timely discharged through the drain valve, and the frost cracking of the pipeline is avoided.

Because the wall surface area around the building is great, the condition of a fire can be a part of a certain floor, for example, a certain floor of a residential building is a family, the spray groups 3 are formed by grouping the spray heads 2, each group is independently controlled, when the condition of a fire occurs, the spray groups 3 corresponding to the fire points are purposefully opened, all spray heads 2 on the periphery of the roof are not required to be opened, water is intensively supplied to the fire area, the upward spreading of the fire is effectively blocked, and the water is saved.

Optionally, the pipeline switch includes an electric control water valve switch 51 and a manual water valve switch 52, and the electric control water valve switch 51 and the manual water valve switch 52 form a parallel switch control structure. The controller of the electrically controlled water valve switch 51 is provided in the first floor.

Simultaneously, the electric control water valve switch 51 and the manual water valve switch 52 are arranged, so that the spray head 2 can be manually controlled to be opened at the roof to spray water, the electric control water valve switch 51 can be remotely controlled to realize remote control, the double control modes can be selected, the double control modes are mutually standby, the control is convenient, and the electric control water valve switch can be flexibly used and quickly responded according to actual conditions when a fire occurs.

Optionally, the water outlet pipe 1 is connected with a fire-fighting pipeline on the roof or a water supply system on the ground through a pipeline. For high-rise buildings, fire-fighting pipelines are generally arranged, and water can be directly supplied to the water pipe 1 through the fire-fighting pipeline on the roof; for buildings without fire pipes, such as short stories, additional pipelines can be laid to supply water from the ground.

Optionally, as shown in fig. 3, the movable support 7 arranged on the roof is further included, a water diversion pipe 71 and a plurality of spray heads 2 communicated with the water diversion pipe 71 are arranged on the movable support 7, a quick pipe joint 72 is arranged at a water inlet of the water diversion pipe 71, and the spray heads 2 on the movable support 7 can extend out of the wall surface of the roof through moving the movable support 7.

The movable bracket 7 is provided with the spray head 2, when a fire occurs, the movable bracket 7 can be manually moved, the spray head 2 on the movable bracket 7 is opposite to the fire point, and then the quick pipe joint 72 is connected to supply water for spraying, so that the motorized high-efficiency fire prevention is realized. The quick coupler 72 can be used as a quick coupler for fire protection and can be connected with the existing fire protection pipeline of the building in an adapting way.

Alternatively, the movable bracket 7 includes an L-shaped frame body 73 and wheels 6 provided on the frame body 73, and the frame body 73 serves to support the water diversion pipe 71 and the piping. The wheels 6 can be universal wheels with brakes, and the movement and the positioning are convenient.

Finally, it should be noted that: the foregoing embodiments are merely for illustrating the technical aspects of the present utility model and not for limiting the scope thereof, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes, modifications or equivalents may be made to the specific embodiments of the present utility model after reading the present utility model, and these changes, modifications or equivalents are within the scope of the utility model as defined in the appended claims.

Claims

1. The fire control system for the building outer wall is characterized by comprising a plurality of water outlet pipes (1) which are arranged at intervals along the periphery of the roof edge, wherein the water outlet of each water outlet pipe (1) extends out of the wall surface of the building, and a spray head (2) for spraying downwards is arranged; all the spray heads (2) are divided into a plurality of mutually independent spray groups (3), the water outlet pipe (1) in each spray group (3) is connected with the same water supply pipe (4), and a pipeline switch is arranged on the water inlet pipeline of each water supply pipe (4); the water supply pipe (4) is connected with a drain valve, and the drain valve is arranged on a pipeline between the pipeline switch and the water supply pipe (4); the pipeline switch comprises an electric control water valve switch (51) and a manual water valve switch (52), and the electric control water valve switch (51) and the manual water valve switch (52) form a parallel switch control structure;

still including locating movable support (7) on roof, be provided with on movable support (7) shunt tube (71) and with a plurality of shower nozzle (2) of shunt tube (71) intercommunication, the water inlet of shunt tube (71) is provided with quick coupling (72), through the removal movable support (7), can make shower nozzle (2) on movable support (7) all stretch out the roof wall.

2. The fire control system for the building outer wall according to claim 1, wherein the water outlet of the water outlet pipe (1) extends out of the wall surface of the building by 30-50 cm.

3. The fire control system for the outer wall of the building according to claim 1, wherein the spray heads (2) are uniformly arranged at intervals along the periphery of the top edge of the building, and the interval is 1.8-2.2 m.

4. The fire control system for the external wall of the building according to claim 1, wherein the controller of the electric control water valve switch (51) is arranged in the first building.

5. A fire control system for an external wall of a building according to claim 1, wherein each spray group (3) comprises 5-10 spray heads (2).

6. A fire control system for external walls of buildings according to claim 1, characterized in that the water outlet pipe (1) is connected to the fire-fighting pipeline on the roof or to the water supply system on the ground through a pipeline.

7. A fire control system for an external wall of a building according to claim 1, wherein the movable bracket (7) comprises a frame body (73) and wheels (6) arranged on the frame body (73), and the frame body (73) is used for supporting the water diversion pipe (71) and a pipeline.