气体灭火系统的组成

来源：http://www.cx-fire.com/ 日期：2026-06-25

（一）高压二氧化碳灭火系统

（1） High pressure carbon dioxide fire extinguishing system

内储压式七氟丙烷灭火系统

Internal storage pressure heptafluoropropane fire extinguishing system

该系统由灭火剂瓶组、驱动气体瓶组（可选）、单向阀、选择阀、驱动装置、集流管、连接管、喷头、信号反馈装置、安全泄放装置、控制盘、检漏装置、管道管件及吊钩支架等组成。

The system consists of a fire extinguishing agent cylinder group, a driving gas cylinder group (optional), a one-way valve, a selection valve, a driving device, a collecting pipe, a connecting pipe, a nozzle, a signal feedback device, a safety release device, a control panel, a leak detection device, pipeline fittings, and a hook bracket.

（二）外储压式七氟丙烷灭火系统

（2） External storage pressure heptafluoropropane fire extinguishing system

该系统由灭火剂瓶组、驱动气体瓶组（可选）、单向阀、选择阀、驱动装置、集流管、连接管、喷头、信号反馈装置、安全泄放装置、控制盘、检漏装置、管道管件及吊钩支架、加压气体瓶组、减压装置等组成。

The system consists of a fire extinguishing agent cylinder group, a driving gas cylinder group (optional), a one-way valve, a selection valve, a driving device, a collecting pipe, a connecting pipe, a nozzle, a signal feedback device, a safety release device, a control panel, a leak detection device, pipeline fittings and hook supports, a pressurized gas cylinder group, a pressure reducing device, etc.

（三）惰性气体灭火系统

（3） Inert gas fire extinguishing system

该系统由灭火机瓶组、驱动气体瓶组（可选）、单向阀、选择阀、驱动装置、集流管、连接件、喷头、信号反馈装置、安全泄放装置、控制盘、检漏装置、管道管件及吊钩支架、减压装置等组成

The system consists of fire extinguisher cylinder group, driving gas cylinder group (optional), one-way valve, selector valve, driving device, manifold, connector, nozzle, signal feedback device, safety release device, control panel, leak detection device, pipeline fittings and hook support, pressure reducing device, etc

低压二氧化碳灭火系统

Low pressure carbon dioxide fire extinguishing system

该系统由灭火剂储存装置、总控阀、驱动器、喷头、管道超压泄放装置、信号反馈装置、控制器等组成。

The system consists of a fire extinguishing agent storage device, a main control valve, a driver, a nozzle, a pipeline overpressure relief device, a signal feedback device, a controller, etc.

（五）无管网灭火系统

（5） No pipeline fire extinguishing system

1、柜式气体灭火装置

1. Cabinet type gas fire extinguishing device

该装置一般由灭火剂瓶组、驱动气体瓶组（可选）、容器阀、减压装置（针对惰性气体灭火装置）、驱动装置、集流管（只限多瓶组）、连接管、喷头、信号反馈装置、安全泄放装置、控制盘、检漏装置、管道管件等组成。

The device generally consists of a fire extinguishing agent cylinder group, a driving gas cylinder group (optional), a container valve, a pressure reducing device (for inert gas fire extinguishing devices), a driving device, a collecting pipe (limited to multiple cylinder groups), a connecting pipe, a nozzle, a signal feedback device, a safety release device, a control panel, a leak detection device, pipeline fittings, etc.

2、悬挂式气体灭火装置

2. Hanging gas fire extinguishing device

该装置由灭火剂储存容器、启动释放组件、悬挂支架等组成。

The device consists of a fire extinguishing agent storage container, a starting release component, a suspension bracket, etc.

三、气体灭火系统的构成

3、 Composition of gas fire extinguishing system

（一）瓶组

（1） Bottle group

瓶组一般由容器、容器阀、安全泄放装置、虹吸管、取样口、检漏装置和充装介质等组成，用于贮存灭火剂和控制灭火剂的施放。

The bottle group generally consists of a container, a container valve, a safety release device, a siphon tube, a sampling port, a leak detection device, and a filling medium, etc. It is used to store fire extinguishing agents and control the release of fire extinguishing agents.

（二）容器

（2） Container

容器是用来储存灭火剂和启动气体的重要组件，分为钢质无缝容器和钢质焊接容器。

Containers are important components used to store fire extinguishing agents and ignition gases, and are divided into seamless steel containers and welded steel containers.

（三）容器阀

（3） Container valve

容器阀又称瓶头阀，安装在容器上，具有封存、释放、充装、超压泄放（部分结构）等功能。

Container valves, also known as bottle head valves, are installed on containers and have functions such as sealing, releasing, filling, and overpressure relief (some structures).

容器阀按用途分为灭火剂瓶组上容器阀和驱动气体瓶组上容器阀两类；按密封形式分为活塞密封和膜片密封两类；按结构形式分为膜片式、自封式、压臂式三类；按启动方式分为气动启动型、电磁启动型、电爆启动型、手动启动、机械启动型和组合启动型六类。

Container valves are divided into two types according to their purposes: container valves on fire extinguishing agent cylinder groups and container valves on driving gas cylinder groups; According to the sealing form, it can be divided into two types: piston seal and diaphragm seal; Divided into three types based on structural form: diaphragm type, self sealing type, and pressure arm type; According to the starting method, it can be divided into six categories: pneumatic starting type, electromagnetic starting type, electric explosion starting type, manual starting type, mechanical starting type, and combination starting type.

（四）选择阀

（4） Select valve

在组合分配系统中，用来控制灭火剂经管网释放到预定防护区或保护对象的阀门，选择阀和防护区一一对应。

In the combination distribution system, the valve used to control the release of fire extinguishing agent into the designated protection area or protected object through the pipeline network is selected to correspond one-to-one with the protection area.

选择阀可分为活塞式、球阀式、气动启动型、电磁启动型、电爆启动型和组合启动型等类型。

Selection valves can be divided into piston type, ball valve type, pneumatic start type, electromagnetic start type, electric explosion start type, and combination start type.

（五） 喷嘴

（5） Nozzle

喷嘴是用来控制灭火剂的流速和喷射方向的组件，是气体灭火系统的一个关键部件。喷嘴可分为全淹没灭火方式用喷嘴和局部应用灭火方式用喷嘴。局部应用灭火方式用喷嘴又分为架空型和槽边型喷嘴。

The nozzle is a component used to control the flow rate and spray direction of the fire extinguishing agent, and is a key component of the gas fire extinguishing system. Nozzles can be divided into nozzles used for total flooding fire extinguishing and nozzles used for local application fire extinguishing. The nozzle used for local fire extinguishing can be divided into overhead type and groove edge type nozzles.

(六）单向阀

（6） One way valve

单向阀按安装在管路中的位置可分为灭火剂流通管路单向阀和驱动气体控制管路单向阀；按阀体内活动的密封部件型式可分为滑块型、球型和阀瓣型。

Unidirectional valves can be divided into fire extinguishing agent circulation pipeline one-way valves and driving gas control pipeline one-way valves according to their installation positions in the pipeline; According to the type of sealing components that move inside the valve body, they can be divided into slider type, ball type, and valve disc type.

灭火剂流通管路单向阀装于连接管与集流管之间，防止灭火剂从集流管向灭火剂瓶组返流。驱动气体控制管路单向阀装于启动管路上，用来控制气体流动方向，启动特定的阀门。

The one-way valve of the fire extinguishing agent circulation pipeline is installed between the connecting pipe and the collecting pipe to prevent the fire extinguishing agent from flowing back from the collecting pipe to the fire extinguishing agent bottle group. The one-way valve of the driving gas control pipeline is installed on the starting pipeline to control the direction of gas flow and activate specific valves.

（七）集流管

（7） Collector pipe

集流管是将多个灭火剂瓶组的灭火剂汇集一起再分配到各防护区的汇流管路

A manifold is a collection pipeline that gathers fire extinguishing agents from multiple groups of fire extinguishing agents and distributes them to various protective areas

（八）连接管

（8） Connecting pipe

连接管可分为容器阀与集流管间连接管和控制管路连接管。容器阀与集流管间连接管按材料分为高压不锈钢连接管和高压橡胶连接管。

The connecting pipe can be divided into the connecting pipe between the container valve and the collecting pipe, and the connecting pipe of the control pipeline. The connecting pipes between the container valve and the manifold are divided into high-pressure stainless steel connecting pipes and high-pressure rubber connecting pipes according to their materials.

（九）安全泄放装置

（9） Safety release device

安全泄放装置装于瓶组和集流管上，以防止瓶组和灭火剂管道非正常受压时爆炸。瓶组上的安全泄放装置可装在容器上或容器阀上。

The safety release device is installed on the bottle group and collection pipe to prevent explosions when the bottle group and fire extinguishing agent pipeline are under abnormal pressure. The safety release device on the bottle group can be installed on the container or container valve.

安全泄放装置可分为灭火剂瓶组安全泄放装置、驱动气体瓶组安全泄放装置和集流管安全泄放装置。

The safety release device can be divided into fire extinguishing agent bottle group safety release device, driving gas bottle group safety release device, and collecting pipe safety release device.

（十）驱动装置

（10） Drive device

驱动装置用于驱动容器阀、选择阀使其动作。可分为气动型驱动器、引爆型驱动器、电磁型驱动装置、机械型驱动器和燃气型驱动器等类型。

The driving device is used to drive the container valve and selector valve to operate. It can be divided into types such as pneumatic actuators, explosive actuators, electromagnetic actuators, mechanical actuators, and gas actuators.

（十一）检漏装置

（11） Leak detection device

检漏装置用于监测瓶组内介质的压力或质量损失。包括压力显示器、称重装置和液位测量装置等。

The leak detection device is used to monitor the pressure or quality loss of the medium inside the bottle group. Including pressure display, weighing device, and liquid level measuring device, etc.

（十二）信号反馈装置

（12） Signal feedback device

信号反馈装置是安装在灭火剂释放管路或选择阀上，将灭火剂释放的压力或流量信号转换为电信号，并反馈到控制中心的装置。常见的是把压力信号转换为电信号的信号反馈装置，一般也称为压力开关。

The signal feedback device is installed on the fire extinguishing agent release pipeline or selector valve, which converts the pressure or flow signal released by the fire extinguishing agent into an electrical signal and feeds it back to the control center. A common type is a signal feedback device that converts pressure signals into electrical signals, also known as a pressure switch.

（十三）低泄高封阀

（13） Low leakage and high sealing valve

低泄高封阀是为了防止系统由于驱动气体泄漏的累积而引起系统的误动作而在管路中设置的阀门。它安装在系统启动管路上，正常情况下处于开启状态，只有进口压力达到设定压力时才关闭，其主要作用是排除由于气源泄漏积聚在启动管路内的气体。

Low leakage and high sealing valves are valves installed in pipelines to prevent system malfunctions caused by the accumulation of driving gas leaks. It is installed on the system startup pipeline and is normally in the open state. It only closes when the inlet pressure reaches the set pressure. Its main function is to eliminate the gas accumulated in the startup pipeline due to gas source leakage.