CN110801594A - Gas generator suitable for non-pressure storage type fire extinguisher and fire extinguisher adopting same - Google Patents
Gas generator suitable for non-pressure storage type fire extinguisher and fire extinguisher adopting same Download PDFInfo
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- CN110801594A CN110801594A CN201910969982.8A CN201910969982A CN110801594A CN 110801594 A CN110801594 A CN 110801594A CN 201910969982 A CN201910969982 A CN 201910969982A CN 110801594 A CN110801594 A CN 110801594A
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- trigger module
- gas generator
- temperature
- fire
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/006—Extinguishants produced by combustion
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to a gas generator suitable for a non-pressure storage type fire extinguisher and the fire extinguisher adopting the gas generator, belonging to the technical field of gas generators. The invention relates to a gas generator suitable for a non-pressure storage type fire extinguisher, which comprises a shell, a mounting base, a power source and a trigger module system, wherein the mounting base is connected with the shell, the power source is arranged in the shell, the trigger module system is arranged on the mounting base, and the trigger module system comprises a mechanical trigger module, a temperature trigger module and an electric trigger module. The solid gas generating agent is used as a power source, the solid gas generating agent is ignited through three modes of temperature, electric signal and mechanical triggering, the solid gas generating agent generates gas through combustion, and the gas drives the fire extinguishing agent to extinguish fire. The invention has the characteristics of compact structure, short response time, low fire extinguishing interference, safety, reliability and long maintenance-free period.
Description
Technical Field
The invention relates to a gas generator, in particular to a gas generator suitable for a non-pressure storage type fire extinguisher and a fire extinguisher adopting the gas generator, and belongs to the technical field of gas generators.
Background
For the key protection fields of fire control such as computer rooms, server cabinets, power lithium battery boxes, electrical cabinets, lithium battery energy storage stations and the like, the advanced intelligent fire-fighting system is required to be adopted in a normal working state, automatic flame signal identification is implemented, fire suppression is implemented by starting fire-fighting equipment, fire suppression is implemented by manually triggering fire-fighting equipment when a power supply system fails, and meanwhile, the fire-fighting equipment is required to have an automatic starting function when personnel cannot reach a manual triggering site, so that absolute and effective fire suppression can be implemented on a protection area.
The current prior art does not satisfy the above three specific requirements at the same time.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a gas generator suitable for a non-pressure storage type fire extinguisher, which is triggered by three modes and is suitable for the non-pressure storage type fire extinguisher in the field of fire fighting.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a gas generator suitable for non-pressure storage formula fire extinguisher, includes casing, mounting base, power supply and trigger module system, the mounting base with the casing is connected, the power supply sets up in the casing, trigger module system sets up on the mounting base, trigger module system is used for initiating the power supply, trigger module system includes mechanical trigger module, temperature trigger module and electric trigger module, wherein, mechanical trigger module is used for the manual work to initiate the power supply, and temperature trigger module is used for the automatic power supply that initiates of temperature sensing discernment, electric trigger module is used for discernment signal of telecommunication automatic initiation power supply.
In an alternative embodiment, the power source in the gas generator is a solid gas generant 6.
In an alternative embodiment, the mounting base 2 of the gas generator is connected to the gas generator housing 5 by a bayonet connection or by a pipe connection.
In an optional embodiment, the mechanical trigger module 1 in the gas generator specifically includes a pulling pin 8, a supporting housing 9, a spring 10, a striker 11, a fire cap housing 12, and an ignition cap 13, where the supporting housing 9 is connected to the fire cap housing 12, the pulling pin 8 is inserted into one end of the supporting housing 9 and connected to one end of the spring 10 disposed in the supporting housing 9, the other end of the spring 10 is connected to the striker 11, and the ignition cap 13 is disposed at the other end of the fire cap housing 12.
In an optional embodiment, the temperature trigger module 3 in the gas generator specifically includes a solid temperature-sensitive chemical 4 and a metal shell 14, and the temperature-sensitive chemical 4 is disposed inside the metal shell 14.
Specifically, the metal shell 14 may be set to have a length of 5 m or less according to actual needs, and may be guided to an area to be protected by means of pipeline connection or the like. The temperature-sensitive medicament 4 may be a solid temperature-sensitive medicament which is ignited when the temperature reaches 120-200 ℃.
In an alternative embodiment, the electrical triggering module 7 in the gas generator specifically includes an electrical squib 15 and an electrical squib mounting base 16 connected thereto.
The invention also provides an assembly method of the gas generator suitable for the non-pressure storage type fire extinguisher, and the following technical scheme is provided:
the assembly method of the gas generator suitable for the non-pressure storage type fire extinguisher comprises the following steps: firstly, respectively installing a mechanical trigger module 1, a temperature trigger module 3 and an electric trigger module 7 on an installation base 2; then, the power source solid gas generant 6 is placed in the gas generator housing 5; finally, the mounting base 2 is docked with the gas generator housing 5.
In an alternative embodiment, the power source is a solid gas generant 6.
In an alternative embodiment, the mounting base 2 of the gas generator is connected to the gas generator housing 5 by a bayonet connection or by a pipe connection.
The invention also protects the application method of the gas generator suitable for the non-pressure storage type fire extinguisher, and provides the following technical scheme:
a use method of a gas generator suitable for a non-pressure storage type fire extinguisher, wherein the gas generator is triggered by any one of three modes including temperature triggering, electric signal triggering and mechanical triggering, and comprises the following steps:
the triggering step of the mechanical triggering module 1 includes: the pulling pin 8 is pulled out manually, the compressed spring 10 accelerates the firing pin 11, the firing pin 11 moving at a high speed impacts the ignition cap 13, and the ignition cap 13 generates flame to ignite the solid gas generating agent 6;
the triggering step of the temperature triggering module 3 comprises the following steps: when the environment temperature enables the temperature of the metal shell 14 in the temperature trigger module to reach 120-200 ℃, the solid temperature-sensing medicament 4 in the metal shell 14 is ignited by high temperature, and the solid gas generating agent 6 is ignited by the ignited solid temperature-sensing medicament 4;
the triggering step of the electrical triggering module 7 comprises: when the control module 17 in the intelligent fire-fighting identification system inputs a current signal to the electric trigger module 7, the current signal excites the electric detonator 15 in the electric trigger module 7, and flame generated by the electric detonator 15 ignites the solid gas generating agent 6.
The invention also discloses a non-pressure storage type fire extinguisher, and provides the following technical scheme:
the utility model provides a non-pressure storage formula fire extinguisher, includes intelligence fire control identification system and gas generator, intelligence fire control identification system includes control module 17, gas generator includes casing 5, mounting base 2, power supply and trigger module system, mounting base 2 with casing 5 is connected, the power supply sets up in the casing 5, trigger module system sets up on the mounting base 2, trigger module system includes mechanical trigger module 1, temperature trigger module 3 and electric trigger module 7, mechanical trigger module 1 is used for the manual work to initiate the power supply, and temperature trigger module 3 is used for the automatic power supply that initiates of temperature sensing discernment, electric trigger module 7 is used for discerning the automatic power supply that initiates of signal of telecommunication, control module 17 be used for to electric trigger module 7 transmission current signal.
The invention also provides a starting method of the non-pressure storage type fire extinguisher, and the following technical scheme is provided: when the intelligent fire fighting system recognizes a flame signal, the gas generator will activate the electrical trigger module 7; when the intelligent fire-fighting system fails, a manager manually starts the mechanical trigger module 1 after recognizing a fire on site; when the intelligent fire-fighting system breaks down, and the manager can not reach the fire area, the gas generator starts the temperature trigger module 3.
Compared with the prior art, the invention has the following beneficial effects:
(1) the gas generator provided by the embodiment of the invention adopts three modes for triggering, wherein the mechanical triggering module is used for manually triggering the power source, the temperature triggering module is used for automatically triggering the power source after temperature sensing identification, and the electric triggering module is used for automatically triggering the power source after electric signal identification, so that the risk of failure of the gas generator when only a single triggering mode is adopted can be effectively avoided;
(2) the temperature trigger module in the gas generator provided by the embodiment of the invention adopts the solid temperature sensing medicament, and the temperature sensing temperature is moderate, so that the sensitivity of the gas generator is ensured, and the interference of the ambient temperature is avoided;
(3) the electric trigger module in the gas generator provided by the embodiment of the invention adopts the electric explosion tube, so that the trigger current is larger, and the influence of electromagnetic interference and clutter current in a circuit is avoided;
(4) the mechanical trigger module in the gas generator provided by the embodiment of the invention adopts smaller excitation energy, so that the designed mechanical structure is compact, and the effect of four-two stirring jacks is achieved;
(5) the non-pressure storage type fire extinguisher adopting the gas generator provided by the embodiment of the invention effectively improves the use efficiency of the fire extinguisher, enriches the application field of special fire fighting and solves the key technical problem under special requirements.
(6) The non-pressure storage type fire extinguisher adopting the gas generator provided by the embodiment of the invention adopts the solid gas generating agent, so that the burning speed can be effectively adjusted, the response time of the fire extinguisher is shorter, and the requirement of quick response during working is met.
(7) The gas generator provided by the embodiment of the invention has stable performance and long service life, and the maintenance-free time is allowed to be more than or equal to 10 years.
In conclusion, the gas generator and the non-pressure storage type fire extinguisher adopting the gas generator have the advantages of compact structure, short response time, low fire extinguishing interference, safety, reliability and long maintenance-free period.
Drawings
FIG. 1 is a schematic sectional view of a partial structure of a gas generator according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a mechanical trigger module in the gas generator according to the embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a temperature trigger module in a gas generator according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an electrical triggering module in the gas generator according to the embodiment of the present invention;
FIG. 5 is a block diagram of an electrical circuit of an electrical trigger module of the gas generator according to an embodiment of the present invention;
the labels in the figure are as follows: 1-a mechanical trigger module; 2-mounting a base; 3-a temperature trigger module; 4-solid temperature sensing agent; 5-gas generator housing; 6-solid gas generant; 7-an electrical triggering module; 8-pin pulling; 9-a support housing; 10-a spring; 11-a striker; 12-fire shell; 13-a fire cap; 14-a metal housing; 15-electric tube explosion; 16-an electric detonator mounting seat; 17-a control module.
Detailed Description
In order that those skilled in the art will better understand the present invention, the following detailed description will proceed with reference being made to specific examples.
The gas generator suitable for the non-pressure storage type fire extinguisher adopts the design concept that the solid gas generating agent is used as a power source, the solid gas generating agent is ignited through three modes of temperature, electric signal and mechanical trigger, the solid gas generating agent generates gas through combustion, and the gas drives the fire extinguishing agent to extinguish fire.
Referring to fig. 1, the various structural components of the gas generator for a non-stored pressure type fire extinguisher according to the present invention will be described in detail as follows:
the gas generator can calculate the gas production amount of the required gas generator according to the dosage of the fire extinguishing agent in the non-pressure storage type fire extinguisher of a client, and further calculate the dosage of the obtained solid gas producing agent 6. And calculating key indexes such as burning speed, drug type and the like of the solid gas generating agent by setting fire extinguishing time. The size required by the solid gas producing agent is synthesized by combining the requirements of the fire extinguisher on the structural size, the structural pressure resistance, the connector size and the like of the gas generator, and the overall structural size of the gas generator is determined. Further, a mechanical trigger module 1, a mounting base 2, a temperature trigger module 3, a solid temperature sensing medicament 4, a gas generator shell 5, a solid gas generating agent 6 and an electric trigger module 7 are designed.
Referring to fig. 2, the mechanical trigger module 1 includes a pulling pin 8, a supporting housing 9, a spring 10, a firing pin 11, a fire cap housing 12, and an ignition cap 13, the supporting housing 9 is connected to the fire cap housing 12, the pulling pin 8 penetrates through one end of the supporting housing 9 and is connected to one end of the spring 10 disposed in the supporting housing 9, the other end of the spring 10 is connected to the firing pin 11, and the ignition cap 13 is disposed at the other end of the fire cap housing 12.
Referring to fig. 3, the temperature trigger module 3 includes a solid temperature-sensitive chemical 4 and a metal shell 14, and the temperature-sensitive chemical 4 is disposed inside the metal shell 14.
Referring to fig. 4, the electric trigger module 7 includes an electric squib 15 and an electric squib mount 16 connected thereto.
The assembly method of the gas generator suitable for the non-pressure storage type fire extinguisher is briefly as follows:
respectively installing a mechanical trigger module 1, a temperature trigger module 3 and an electric trigger module 7 on an installation base 2; placing a solid gas generant 6 within the gas generator housing 5; the mounting base 2 and the gas generator shell 5 are connected through a clamping groove or butted in a pipeline connection mode, and therefore the gas generator is assembled.
The following is an embodiment of the present invention, specifically illustrating the response and activation process of the gas generator in the non-stored pressure fire extinguisher according to the present invention:
when the intelligent fire fighting system recognizes a flame signal, the gas generator of the present invention will activate the electrical trigger module 7: firstly, the control module 17 in the intelligent fire-fighting identification system outputs a current signal to the gas generator, and as shown in fig. 5, the current signal is transmitted to the electric trigger module 7 in the gas generator through a circuit; then, the current signal excites the electric squib 15 inside the electric trigger module 7, then, the flame generated by the electric squib 15 ignites the solid gas generating agent 6, and finally, the burned solid gas generating agent 6 generates a large amount of high-pressure gas, and the high-pressure gas drives the fire extinguishing agent in the fire extinguisher to suppress the fire area.
When intelligent fire extinguishing system trouble, when unable automatic implementation conflagration restraines, managers can discern condition of a fire at the scene after artifical manual start machinery trigger module 1: firstly, the pulling pin 8 is pulled out manually, then the spring 10 compressed in the supporting shell 9 accelerates the firing pin 11, then the firing pin 11 moving at high speed hits the ignition cap 13 in the fire cap shell 12, finally, the ignition cap 13 generates flame to ignite the solid gas generating agent 6, the burnt solid gas generating agent 6 generates a large amount of high-pressure gas, and the high-pressure gas drives the fire extinguishing agent in the fire extinguisher to restrain the fire area.
When intelligence fire extinguishing system trouble, managers can't arrive the condition of a fire regional time, can start temperature trigger module 3: firstly, when the metal shell 14 in the important protection area senses the environment temperature and reaches 120-200 ℃, the solid temperature sensing medicament 4 in the metal shell 14 is ignited due to high temperature, then the solid temperature sensing medicament 4 ignited ignites the solid gas generating agent 6, then the solid gas generating agent 6 burnt generates a large amount of high-pressure gas, and the high-pressure gas drives the fire extinguishing agent in the fire extinguisher to suppress the fire area.
It should be understood that the above description of the embodiments is illustrative only for the sake of clarity and is not intended to limit the embodiments. Any changes or substitutions that may be easily made by those skilled in the art within the technical scope of the present disclosure are intended to be included within the scope of the present disclosure.
The invention has not been described in detail in part of the common general knowledge of those skilled in the art.
Claims (11)
1. The utility model provides a gas generator suitable for non-pressure storage formula fire extinguisher, its characterized in that, includes casing, mounting base, power supply and trigger module system, the mounting base with the casing is connected, the power supply sets up in the casing, the trigger module system sets up on the mounting base, the trigger module system is used for initiating the power supply, the trigger module system includes mechanical trigger module, temperature trigger module and electric trigger module, mechanical trigger module is used for artifical initiation power supply, and temperature trigger module is used for the automatic power supply that initiates of temperature sensing discernment, electric trigger module is used for discerning the automatic power supply that initiates of signal of telecommunication.
2. The gas generator of claim 1, wherein the power source is a solid gas generant.
3. The gas generator of claim 1, wherein the mounting base is connected to the housing by a card slot or by tubing.
4. The gas generator of claim 1, wherein the mechanical trigger module comprises a pull pin, a support housing, a spring, a striker, a fire cap housing, and an ignition cap, wherein the support housing is connected to the fire cap housing, the pull pin is disposed through one end of the support housing and connected to one end of the spring disposed within the support housing, the other end of the spring is connected to the striker, and the ignition cap is disposed at the other end of the fire cap housing.
5. The gas generator of claim 1, wherein the temperature trigger module comprises a metal housing and a temperature sensitive medicament disposed within the metal housing.
6. The gas generator as claimed in claim 5, wherein the temperature sensitive chemical is a solid temperature sensitive chemical which ignites when the temperature of the metal housing is not less than 120 ℃.
7. The gas generator of claim 1, wherein the electrical trigger module comprises an electrical squib and an electrical squib mount coupled thereto.
8. The method of assembling a gas generator for a non-stored pressure type fire extinguisher according to claim 1, wherein first, the mechanical trigger module, the temperature trigger module and the electrical trigger module are separately installed on the installation base; then, placing the power source within the gas generator housing; and finally, the mounting base is in butt joint with the gas generator shell.
9. The method of using a gas generator suitable for use in a non-stored pressure fire extinguisher as claimed in claim 1, wherein the gas generator is triggered by any one of three modes of temperature triggering, electrical signal triggering, and mechanical triggering, wherein:
the triggering step of the mechanical triggering module comprises the following steps: the pulling pin is pulled out manually, the compressed spring enables the firing pin to move in an accelerated way, the firing pin moving at a high speed impacts the ignition cap, and the ignition cap generates flame to ignite the solid gas generating agent;
the triggering step of the temperature triggering module comprises the following steps: when the environment temperature enables the temperature of a metal shell in the temperature trigger module to reach more than or equal to 120 ℃, the solid temperature sensing medicament in the metal shell is ignited by high temperature, and the ignited solid temperature sensing medicament ignites the solid gas generating agent;
the triggering step of the electrical triggering module comprises: when a control module in the intelligent fire-fighting identification system inputs a current signal to the electric trigger module, the current signal excites an electric detonator in the electric trigger module, and flame generated by the electric detonator ignites the solid gas generating agent.
10. A non-pressure storage type fire extinguisher, which comprises an intelligent fire fighting identification system and a gas generator and is characterized in that, the intelligent fire-fighting identification system comprises a control module, the gas generator comprises a shell, a mounting base, a power source and a trigger module system, the mounting base is connected with the shell, the power source is arranged in the shell, the trigger module system is arranged on the mounting base, the trigger module system is used for triggering the power source and comprises a mechanical trigger module, a temperature trigger module and an electric trigger module, the mechanical trigger module is used for manually triggering the power source, the temperature trigger module is used for temperature sensing and identifying the automatic triggering power source, the electric trigger module is used for identifying an electric signal to automatically trigger a power source, and the control module is used for transmitting a current signal to the electric trigger module in the gas generator.
11. The method of claim 10, wherein said gas generator activates said electrical trigger module when said intelligent fire protection system recognizes a fire signal; when the intelligent fire-fighting system fails, a manager manually starts the mechanical trigger module after recognizing a fire on site; when the intelligent fire-fighting system breaks down, and the manager can not reach the fire area, the gas generator starts the temperature trigger module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910969982.8A CN110801594A (en) | 2019-10-12 | 2019-10-12 | Gas generator suitable for non-pressure storage type fire extinguisher and fire extinguisher adopting same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910969982.8A CN110801594A (en) | 2019-10-12 | 2019-10-12 | Gas generator suitable for non-pressure storage type fire extinguisher and fire extinguisher adopting same |
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| CN110801594A true CN110801594A (en) | 2020-02-18 |
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| CN201910969982.8A Pending CN110801594A (en) | 2019-10-12 | 2019-10-12 | Gas generator suitable for non-pressure storage type fire extinguisher and fire extinguisher adopting same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021248760A1 (en) * | 2020-06-10 | 2021-12-16 | 湖北航天化学技术研究所 | Temperature-sensing self-starting gas source device |
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Application publication date: 20200218 |