川消整體滅火系統的常見部件以及作用
來源：http://www.xintli.net/ 日期：2022-06-21
川消氣體滅火系統一般由瓶組、容器、容器閥、單向閥、選擇閥、減壓裝置、驅動裝置、集流管、連接管、噴嘴、信號反饋裝置、泄放裝置、檢漏裝置、低泄高封閥等部件構成。不同的氣體滅火系統其結構形式和組成部件的數量也不完全相同。下面來講解下常見部件以及作用內容。
Chuanxiao gas fire extinguishing system is generally composed of bottle group, container, container valve, one-way valve, selector valve, pressure reducing device, driving device, collecting pipe, connecting pipe, nozzle, signal feedback device, safety relief device, leak detection device, low discharge and high sealing valve, etc. Different gas fire extinguishing systems have different structural forms and the number of components. Let's explain the common components and functions.
1.瓶組
1. bottle group
氣體滅火劑瓶組一般由容器、容器閥、虹吸管（惰性氣體系統瓶組除外）、滅火劑等組成，用于儲存滅火劑和控制滅火劑的釋放。管網系統的瓶組固定在鋼瓶架上，通過連接管與系統集流管連接；柜式氣體滅火裝置的瓶組固定在柜中；懸掛式氣體滅火裝置的瓶組用固定支座懸掛在保護對象上方。
The gas extinguishing agent bottle group is generally composed of container, container valve, siphon (except for the inert gas system bottle group), extinguishing agent, etc., which is used to store extinguishing agent and control the release of extinguishing agent. The cylinder group of the pipe network system is fixed on the steel cylinder rack and connected with the system collecting pipe through the connecting pipe; The bottle group of the cabinet type gas fire extinguishing device is fixed in the cabinet; The cylinder group of the suspended gas fire extinguishing device is suspended above the protected object with a fixed support.
2.容器
2. container
容器是用來儲存滅火劑和啟動氣體的重要組件，分為鋼質無縫容器和鋼質焊接容器。
Container is an important component used to store fire extinguishing agent and starting gas. It is divided into steel seamless container and steel welded container.
3.容器閥
3. vessel valve
容器閥按用途可分為滅火劑瓶組上容器閥和驅動氣體瓶組上容器閥兩類；按密封形式可分為活塞密封和膜片密封兩類；按結構形式可分為膜片式、自封式、壓臂式三類；按啟動方式可分為氣動啟動型、電磁啟動型、電爆啟動型、手動啟動型、機械啟動型和組合啟動型六類
The container valve can be divided into two types according to the purpose: the container valve on the fire extinguishing agent cylinder group and the container valve on the driving gas cylinder group; According to the sealing form, it can be divided into piston seal and diaphragm seal; According to the structure, it can be divided into three types: diaphragm type, self sealing type and pressure arm type; According to the starting mode, it can be divided into six types: pneumatic starting type, electromagnetic starting type, electric explosion starting type, manual starting type, mechanical starting type and combined starting type
4.選擇閥
4. selector valve
選擇閥用于組合分配系統中，安裝在滅火劑釋放管道上，控制滅火劑釋放到相應的保護區。在組合分配系統中每個防護區設一個選擇閥，一般它先于容器閥打開或與容器閥同時打開。選擇閥可分為活塞式、球閥式、氣動啟動型、電磁啟動型、電爆啟動型和組合啟動型等類型。
The selector valve is used in the combined distribution system and installed on the fire extinguishing agent release pipeline to control the release of the fire extinguishing agent to the corresponding protection area. In the combined distribution system, each protection zone is provided with a selector valve, which is generally opened before or at the same time with the container valve. The selector valve can be divided into piston type, ball valve type, pneumatic starting type, electromagnetic starting type, electric explosion starting type and combined starting type.
5.噴嘴
5. nozzle
噴嘴是用于控制滅火劑的流速和噴射方向的組件，是氣體滅火系統的一個關鍵部件。噴嘴按應用形式可分為全淹沒滅火方式用噴嘴和局部應用滅火方式用噴嘴。全淹沒滅火方式用噴嘴噴出的應是氣體；局部應用滅火方式用噴嘴噴出的應是液體或固體。
Nozzle is a component used to control the flow rate and spray direction of extinguishing agent. It is a key component of gas fire extinguishing system. According to the application form, the nozzle can be divided into the nozzle for full flooding fire extinguishing and the nozzle for local application fire extinguishing. Gas shall be ejected from the nozzle for total flooding fire extinguishing; For local application of fire extinguishing method, liquid or solid shall be sprayed from the nozzle.
6.單向閥
6. check valve
川消滅火劑流通管路單向閥裝于連接管與集流管之間，功能是防止滅火劑從集流管向滅火劑瓶組反流。驅動氣體控制管路單向閥裝于啟動管路上，是用來控制氣體流動方向，啟動特定的閥門。單向閥按安裝在管路中的位置可分為滅火劑流通管路單向閥和驅動氣體控制管路單向閥；按閥體內活動的密封部件型式可分為滑塊型、球型和閥瓣型。
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 drive gas control pipeline check valve is installed on the starting pipeline to control the gas flow direction and start a specific valve. According to the position installed in the pipeline, the check valve can be divided into the one-way valve of the fire extinguishing agent flow pipeline and the one-way valve of the driving gas control pipeline; According to the type of sealing parts moving in the valve body, it can be divided into sliding block type, ball type and disc type.
7.集流管
7. collecting pipe
集流管是將多個滅火劑瓶組的滅火劑匯集在一起，再分配到各防護區的匯流管路。
The collecting pipe is a collecting pipe that collects the fire extinguishing agents of multiple fire extinguishing agent bottle groups and distributes them to each protection area.
8.連接管
8. connecting pipe
連接管可分為容器閥與集流管之間的連接管和控制管路連接管。容器閥與集流管之間的連接管按材料分為高壓不銹鋼連接管和高壓橡膠連接管。
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 pipe between the vessel valve and the collecting pipe is divided into high-pressure stainless steel connecting pipe and high-pressure rubber connecting pipe according to the material.
9.泄放裝置
9. safety relief device
泄放裝置裝于瓶組和集流管上，以防止瓶組和滅火劑管道非正常受壓時爆炸。瓶組上的泄放裝置可裝在容器上或容器閥上。泄放裝置可分為滅火劑瓶組泄放裝置、驅動氣體瓶組泄放裝置和集流管泄放裝置。
The safety relief device is installed on the bottle group and the collecting pipe to prevent the explosion of the bottle group and the fire extinguishing agent pipeline when they are under abnormal pressure. The safety relief device on the bottle group can be installed on the container or the container valve. The safety relief device can be divided into fire extinguishing agent cylinder group safety relief device, driving gas cylinder group safety relief device and header safety relief device.
10.驅動裝置
10. driving device
驅動裝置用于驅動容器閥、選擇閥使其動作。它可分為氣動型驅動器、引爆型驅動器、電磁型驅動裝置、機械型驅動器和燃氣型驅動器等類型。
The driving device is used to drive the container valve and selector valve to make them act. It can be divided into pneumatic actuator, detonating actuator, electromagnetic actuator, mechanical actuator and gas actuator.
11.檢漏裝置
11. leak detection device
檢漏裝置用于監測瓶組內介質的壓力或質量損失。它包括壓力顯示器、稱重裝置和液位測量裝置等。
The leak detection device is used to monitor the pressure or mass loss of the medium in the bottle group. It includes pressure display, weighing device, liquid level measuring device, etc.
12.信號反饋裝置
12. signal feedback device
信號反饋裝置是安裝在滅火劑釋放管路或選擇閥上，將滅火劑釋放的壓力或流量信號轉換為電信號，并反饋到控制中心的裝置。常見的是把壓力信號轉換為電信號的信號反饋裝置，一般也稱為壓力開關。
The signal feedback device is a device installed on the fire extinguishing agent release pipeline or selector valve to convert the pressure or flow signal released by the fire extinguishing agent into an electrical signal and feed back to the control center. Common is the signal feedback device that converts the pressure signal into an electrical signal, also known as the pressure switch.
13.減壓裝置
13. pressure reducing device
惰性氣體滅火系統要求設減壓裝置，能將滅火劑瓶組釋放出的高壓氣體壓力減壓到工程設計值。一般設置在容器閥出口、選擇閥進口或單向閥處。具有公稱壓力、減壓特性。
The inert gas fire extinguishing system is required to be equipped with a pressure reducing device, which can reduce the pressure of the high-pressure gas released from the fire extinguishing agent bottle group to the engineering design value. It is generally set at the outlet of the container valve, the inlet of the selector valve or the one-way valve. It has the characteristics of nominal pressure and decompression.
14.低泄高封閥
14. low discharge and high seal valve
川消低泄高封閥是為了防止系統由于驅動氣體泄漏的累積而引起系統的誤動作而在管路中設置的閥門。它安裝在系統啟動管路上，正常情況下處于開啟狀態，只有進口壓力達到設定壓力時才關閉，其主要作用是排除由于氣源泄漏積聚在啟動管路內的氣體。
Chuanxiao low pressure relief high pressure seal valve is a valve set in the pipeline to prevent the system from malfunction due to the accumulation of driving gas leakage. It is installed on the startup pipeline of the system. It is normally open and closed only when the inlet pressure reaches the set pressure. Its main function is to remove the gas accumulated in the startup pipeline due to air source leakage.
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