CN215653586U

CN215653586U - Foam fire-fighting spray head

Info

Publication number: CN215653586U
Application number: CN202121139152.1U
Authority: CN
Inventors: 王慧聪; 赵安琪; 孙伟
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-01-28
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a foam fire-fighting spray header, and belongs to the technical field of fire-fighting equipment. The funnel-type water flowing device comprises a mounting threaded section and a connector head, wherein the mounting threaded section is arranged at the upper end of the connector head, a support and a funnel-type water flowing hole are arranged at the lower end of the connector head, two ends of the support are respectively connected with the connector head and the funnel-type water flowing hole in a welding mode, and a glass body is arranged on the inner side of the connector head; the bottom of funnel formula limbers be connected with fire water pipe, fire water pipe's lower extreme is connected with the foam combination pipe, fire water pipe's bottom link up the foam combination pipe, fire water pipe's surface interval is equipped with the apopore, the bottom of foam combination pipe is provided with the end cover, the surface interval of end cover is equipped with the end cover hole, the bottom of end cover is provided with sealed lid. The utility model has the advantages of simple structure, simple use principle and strong practicability, and can effectively solve the problem of fire extinguishing dead angles of fire-fighting spraying.

Description

Foam fire-fighting spray head

Technical Field

The utility model relates to the technical field of fire fighting equipment, in particular to a foam fire fighting spray header.

Background

In recent years, large-scale complex buildings such as large-scale urban complexes, super high-rise buildings, large transportation hubs and the like emerge in disputes, the structures and the functions are complex and various, the materials are novel, the equipment quantity of fire-fighting equipment is large, the number of points is large, and new challenges are brought to fire-fighting design and equipment management. The fire case finds out that the cause of the accident is caused by the factors of aging, obsolescence, occupation and the like of the fire-fighting equipment on one hand; on the other hand, the internal structure of the building is complex, or information such as combustible distribution in the building cannot be obtained in time, so that fire rescue cannot be rapidly and orderly carried out, even fire fighters are injured and killed, and the like.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome the defects of the prior art and provides a foam fire-fighting spray header which is simple in structure, simple in use principle and strong in practicability and can effectively solve the problem of fire-fighting spray fire-extinguishing dead angles.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the foam fire-fighting spray head comprises a mounting threaded section and a connector head, wherein the upper end of the connector head is provided with the mounting threaded section, the lower end of the connector head is provided with a bracket and a funnel-type water through hole, two ends of the bracket are respectively welded with the connector head and the funnel-type water through hole, and the inner side of the connector head is provided with a glass body;

the bottom of funnel formula limbers be connected with fire water pipe, fire water pipe's lower extreme is connected with the foam combination pipe, fire water pipe's bottom link up the foam combination pipe, fire water pipe's surface interval is equipped with the apopore, the bottom of foam combination pipe is provided with the end cover, the surface interval of end cover is equipped with the end cover hole, the bottom of end cover is provided with sealed lid.

Furthermore, the glass body is fixedly arranged between the connecting pipe head and the funnel type water through hole.

Further, the sealing cover is arranged at the bottom of the end cover and is sealed and blocked at the periphery of the end cover.

Furthermore, the bottom of the foam combination pipe is connected with an end cover through a bracket.

Furthermore, the surface of the foam combination pipe is provided with a port for injecting foam powder, the bottom of the foam combination pipe is provided with a pressure pump water sheet, and the inner cavity of the foam combination pipe is filled with foam powder.

Furthermore, the sealing cover is formed by welding a metal support and an inclined plane, a water outlet gap is formed in the bottom surface of the sealing cover, and the width of the water outlet gap is smaller than 0.3 cm.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the utility model has simple structure, simple use principle and strong practicability, the glass body explodes at high temperature, water is enabled to be flushed out from the connector head downwards after the glass body is cracked, partial water enters the foam combined pipe through the funnel-type water through hole and the fire-fighting water pipe and is subjected to fusion reaction with foaming powder through the water outlet hole, the generated foam continuously increases pressure in the foam combined pipe, when a certain critical value is reached, the pressure pump water sheet is flushed, so that the foam is pumped out, partial water flow and foam can be sprayed to the periphery through the end cover holes, partial water flow and foam can pass through the bottom sealing cover and are sprayed to the bottom of the spray header through the inclined plane and the water outlet gap, and the problem of fire-fighting spray fire-extinguishing dead angles can be effectively solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the foam composition pipe of the present invention;

fig. 3 is a schematic structural view of the sealing cover of the present invention.

In the figure: 1. installing a threaded section; 2. connecting the pipe heads; 3. a glass body; 4. a support; 5. a funnel type water through hole; 6. a fire hose; 7. a foam combination tube; 8. an end cap; 9. a sealing cover; 10. an end cap aperture; 11. foaming powder; 12. a water outlet hole; 13. a pressure pump water sheet; 14. injecting a foaming powder port; 15. a bevel; 16. a metal bracket; 17. and (4) water outlet gaps.

Detailed Description

The utility model is further described with reference to the following figures and examples:

example 1

As can be seen from fig. 1-3, the foam fire sprinkler head of the present embodiment includes a mounting thread section 1 and a connector head 2, the upper end of the connector head 2 is provided with the mounting thread section 1, the lower end of the connector head 2 is provided with a bracket 4 and a funnel-type water through hole 5, two ends of the bracket 4 are respectively welded with the connector head 2 and the funnel-type water through hole 5, and the inner side of the connector head 2 is provided with a glass body 3.

The bottom of funnel formula limbers 5 is connected with fire water pipe 6, and the lower extreme of fire water pipe 6 is connected with foam composite tube 7, and foam composite tube 7 is link up to fire water pipe 6's bottom, and fire water pipe 6's surface is spaced apart and is equipped with apopore 12, and foam composite tube 7's bottom is provided with end cover 8, and end cover 8's surface is spaced apart and is equipped with end cover hole 10, and end cover 8's bottom is provided with sealed lid 9.

The glass body 3 is fixedly arranged between the connector head 2 and the funnel type water through hole 5.

The surface of the foam combination tube 7 is provided with a foam powder injection port 14, the bottom of the foam combination tube 7 is provided with a pressure pump water sheet 13, and the inner cavity of the foam combination tube 7 is filled with foam powder 11.

The bottom of the foam combined pipe 7 is connected with an end cover 8 through a support 4, a sealing cover 9 is arranged at the bottom of the end cover 8 and is sealed and plugged around the end cover 8, the sealing cover 9 is formed by welding a metal support 16 and an inclined plane 15, a water outlet gap 17 is formed in the bottom surface of the sealing cover 9, and the width of the water outlet gap 17 is smaller than 0.3 cm.

The glass body 3 explodes at high temperature, water is enabled to be flushed out downwards from the connecting pipe head 2 after the glass body 3 is cracked, part of water entering the foam combined pipe 7 is subjected to fusion reaction with foam powder 11 through the water outlet hole 12 through the funnel-type water through hole 5 and the fire water pipe 6, pressure of generated foam in the foam combined pipe 7 is continuously increased, the pressure pump water sheet 13 is broken when a certain critical value is reached, the foam is pumped out, part of water flow and foam can be sprayed to the periphery through the end cover hole 10, part of water flow and foam can pass through the bottom sealing cover 9, the inclined plane 15 and the water outlet gap 17 spray towards the bottom of the spray header

The utility model has the advantages of simple structure, simple use principle and strong practicability, and can effectively solve the problem of fire extinguishing dead angles of fire-fighting spraying.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Claims

1. The utility model provides a foam fire sprinkler head, includes installation screw thread section (1) and connector (2), its characterized in that: the upper end of the connecting pipe head (2) is provided with a mounting threaded section (1), the lower end of the connecting pipe head (2) is provided with a support (4) and a funnel-type water through hole (5), two ends of the support (4) are respectively connected with the connecting pipe head (2) and the funnel-type water through hole (5) in a welding mode, and the inner side of the connecting pipe head (2) is provided with a glass body (3);

the bottom of funnel formula limbers (5) be connected with fire hose (6), the lower extreme of fire hose (6) is connected with foam composite pipe (7), foam composite pipe (7) have been link up to the bottom of fire hose (6), apopore (12) have been seted up at the surface interval of fire hose (6), the bottom of foam composite pipe (7) is provided with end cover (8), end cover hole (10) have been seted up at the surface interval of end cover (8), the bottom of end cover (8) is provided with sealed lid (9).

2. The foam fire sprinkler head of claim 1, wherein: the glass body (3) is fixedly arranged between the connecting pipe head (2) and the funnel type water through hole (5).

3. The foam fire sprinkler head of claim 1, wherein: the sealing cover (9) is arranged at the bottom of the end cover (8) and is sealed and plugged around the end cover.

4. The foam fire sprinkler head of claim 1, wherein: the bottom of the foam combined pipe (7) is connected with an end cover (8) through a bracket (4).

5. The foam fire sprinkler head of claim 1, wherein: the surface of the foam combined pipe (7) is provided with a foam powder injection port (14), the bottom of the foam combined pipe (7) is provided with a pressure pump water sheet (13), and the inner cavity of the foam combined pipe (7) is filled with foam powder (11).

6. The foam fire sprinkler head of claim 1, wherein: the sealing cover (9) is formed by welding a metal support (16) and an inclined plane (15), a water outlet gap (17) is formed in the bottom surface of the sealing cover (9), and the width of the water outlet gap (17) is smaller than 0.3 cm.