CN209630482U - A kind of Gas extinguishing system for the full indoor substation of 500kV - Google Patents
A kind of Gas extinguishing system for the full indoor substation of 500kV Download PDFInfo
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- CN209630482U CN209630482U CN201920097041.5U CN201920097041U CN209630482U CN 209630482 U CN209630482 U CN 209630482U CN 201920097041 U CN201920097041 U CN 201920097041U CN 209630482 U CN209630482 U CN 209630482U
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Abstract
The utility model discloses a kind of Gas extinguishing systems for the full indoor substation of 500kV, including driving bottle, electromagnetic type driving device, the first low height of letting out to seal valve, selector valve, cooling gas check valve, collection conduits, driving gas cylinder, foamite container bottle, power gas cylinder；Electromagnetic type driving device connection driving bottle, driving bottle are connected to by connecting pipe with selector valve, and setting first is low in connecting pipe lets out high envelope valve, and selector valve is separately connected spray head and power gas cylinder above oil-containing electrical equipment；Cooling gas check valve is set on pipeline between selector valve and power gas cylinder；The top of foamite container bottle is connected to by top high-voltage hose with collection conduits, and pressure reducing valve is arranged in foamite container top of bottle, is connected between pressure reducing valve and the gas starter of power gas cylinder by side high-pressure hose.The effect of the utility model is: the utility model is that the indoor oily plant of 500KV indoor substation is provided with reasonable effective fire-fighting system, ensure that the normal operation of indoor electrical equipment uses.
Description
Technical field
The utility model relates to a kind of Gas extinguishing systems for the full indoor substation of 500kV.
Background technique
Existing 500KV substation is essentially outdoor substation, and electrical equipment builds dispersed placement, and the building scale of construction is small, fire
Calamity risk is lower, and the mobile fire extinguishers that are arranged carry out fire-fighting more.And 500KV indoor substation electrical equipment centralized arrangement, it builds
It is more to build interior oily plant, fire risk is high, proposes very high requirement to the security against fire of oil-containing electrical equipment.
Power capacitor is the common oil-containing electrical equipment of 500KV indoor substation, it is a kind of static reactive compensation
Equipment provides reactive power in power grid for system, improves the busbar voltage and power factor of system terminal substation, and compensation becomes
The reactive loss of power station main transformer and ultra-high-tension power transmission line reduces transmission line of electricity conveying electric current and energy loss, improves electric energy
Quality and raising utilization rate of equipment and installations important role.In actual operation due to performance deterioration, operator malfunction and
The reasons such as over-voltage, capacitor device accident happen occasionally, for oily plants rooms such as 500KV indoor substation such as capacitor chambers
Properties of fire and equipment service requirement, propose a kind of gas extinguishing system of effective fire-fighting, guarantee 500KV indoor substation electricity
The normal operation of gas equipment, and reference is provided to successive projects Fire Control System Design.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of suitable for 500kV indoor power transformation entirely
The Gas extinguishing system stood.
The purpose of this utility model is achieved through the following technical solutions:
A kind of Gas extinguishing system for the full indoor substation of 500kV, including driving bottle, electromagnetic type driving device, the
One low height of letting out seals valve, selector valve, cooling gas check valve, collection conduits, driving gas cylinder, foamite container bottle, power gas cylinder；
Electromagnetic type driving device connection driving bottle, driving bottle are connected to selector valve by connecting pipe, are set in connecting pipe
It sets the first low height of letting out and seals valve, selector valve is separately connected spray head and power gas cylinder above oil-containing electrical equipment；Selector valve and power gas
Cooling gas check valve is set on pipeline between the gas starter of bottle；
The top of foamite container bottle is connected to by top high-voltage hose with collection conduits, the setting of foamite container top of bottle
Pressure reducing valve is connected between pressure reducing valve and power gas cylinder by side high-pressure hose.
It is preferred that foamite container bottle is 90L foamite container bottle.
It is preferred that the capacity of power gas cylinder is 70L (i.e. 70L power gas cylinder).
It is preferred that driving bottle is mounted on driving bottle group frame.
It is preferred that several sub-regions, the mountable 4 drivings bottle of each subregion is arranged in driving bottle group frame.It is excellent
Selection of land, each subregion are disposed side by side below collection conduits.
It is preferred that installing safety relief device in collection conduits.
It is preferred that installation second is low in collection conduits lets out high envelope valve.
It is preferred that liquid non-return valve is arranged on top high-voltage hose.
It is preferred that installing liquid surface measuring device on foamite container bottle.
The beneficial effects of the utility model are:
The utility model is that the indoor oily plant of 500KV indoor substation is provided with reasonable effective fire-fighting system, is protected
The normal operation for having demonstrate,proved indoor electrical equipment uses.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram in the portion A in Fig. 1；
Fig. 3 is the structural schematic diagram in the portion B in Fig. 1；
In figure, 1- drives bottle group frame, and 2-4L drives bottle, and 3- electromagnetic type driving device, 4- first is low to let out high envelope valve, 5- selection
Valve, 6- cooling gas check valve, 7-90L foamite container bottle, 8- power gas cylinder, 9- second is low to let out high envelope valve, 10- safety relief dress
It sets, 11- liquid non-return valve, 12- pressure reducing valve, 13- liquid surface measuring device, 14- top high-voltage hose, 15- container value, the side 16-
High-pressure hose, 17- extinguishing chemical bottle group frame, 18- gas starter.
Specific embodiment
The technical solution of the utility model, but the protection scope of the utility model are described in further detail with reference to the accompanying drawing
It is not limited to as described below.
For the clearer specific structure for showing the utility model, spy is provided with Fig. 2 and Fig. 3, to the part details of Fig. 1
It is exaggerated processing.
As shown in Figure 1-Figure 3, a kind of Gas extinguishing system for the full indoor substation of 500kV, including driving bottle, electromagnetism
Type driving device 3, first is low to let out high envelope valve 4, selector valve 5, cooling gas check valve 6, collection conduits, driving gas cylinder, foamite container
Bottle, power gas cylinder 8；Wherein, the first low high envelope valve 4 of letting out prevents its accumulation for discharging the driving gas usually slowly leaked out
After cause system malfunction；Second low high envelope valve 9 of letting out draws after preventing it from gathering for discharging the extinguishing chemical usually slowly leaked out
Play system malfunction.
The connection driving bottle of electromagnetic type driving device 3, driving bottle is connected to by connecting pipe with selector valve 5, in connecting pipe
First low height of letting out is set and seals valve 4, selector valve 5 is separately connected oil-containing electrical equipment and (under the full indoor substation environment of 500kV, contains
Oily electrical equipment is usually capacitor) top spray head and power gas cylinder 8；The gas starter 18 of selector valve 5 and power gas cylinder 8 is (dynamic
Gas starter 18 is set on strength bottle 8, and gas starter 18 is used to open foamite container bottle container valve under driving gas effect
15, discharge extinguishing chemical) between pipeline on be arranged cooling gas check valve 6；
The top of foamite container bottle is by top high-voltage hose 14 (for connecting foamite container bottle container valve 15 and liquid
The transition pipe of body check valve 11 plays pressure buffer, and connects convenient for system) it is connected to collection conduits, foamite container
Pressure reducing valve 12 is arranged in top of bottle, passes through side high-pressure hose 16 between 8 gas starter 18 of pressure reducing valve 12 and power gas cylinder (for connecting
The transition pipe of 8 gas trigger valve of power gas cylinder and extinguishing chemical storage bottle or foamite container bottle pressure reducing valve 12 is connect, pressure buffer is played
Effect, and connected convenient for system) connect, pressure reducing valve 12 depressurizes the high-pressure extinction agent collected in collection conduits, controls
The discharge pressure of extinguishing chemical.Preferably, fire-fighting pipeline is separately provided for every suit oil-containing electrical equipment, spray head is arranged in oil-containing
The surface of electrical equipment.As shown in Figure 1, the 1-1 capacitor being arranged in indoor substation complete for 500kV, 1-2 capacitor,
1-3 capacitor, 2-1 capacitor, 2-2 capacitor, 2-3 capacitor, 3-1 capacitor and 3-2 capacitor are respectively provided with fire extinguishing
Pipeline.The corresponding guard plot of each selector valve 5 or capacitor, make extinguishing chemical flow to corresponding guard plot.
In a preferred embodiment, foamite container bottle is 90L foamite container bottle 7, using 90L foamite container bottle
7 are easily installed, and several 90L foamite container bottles 7 are connected to by collection conduits, can guarantee the dosage of extinguishing chemical,
And configuration is flexibly, can reduce cost to a certain extent.
In a preferred embodiment, the capacity of power gas cylinder 8 is 70L (i.e. 70L power gas cylinder 8), the collocation of 90L extinguishing chemical
The power gas of 70L can satisfy and provide the requirement of power, fill N in power gas cylinder 82。
In a preferred embodiment, driving bottle is mounted on driving bottle group frame 1, is easily installed and is safeguarded, and is arranged
Low capacity drives bottle (preferably 4L drives bottle 2), reduces cost.It drives and fills N in bottle2。
In a preferred embodiment, several sub-regions, mountable 4 drives of each subregion is arranged in driving bottle group frame 1
Dynamic bottle.Preferably, each subregion is disposed side by side below collection conduits.As depicted in figs. 1 and 2, two sub-regions are provided with.
In a preferred embodiment, safety relief device 10 is installed, for when fire extinguishing in collection conduits in collection conduits
Blowout disk automatic-explosion pressure release in valve when agent hypertonia guarantees system safety.
In a preferred embodiment, installation second is low in collection conduits lets out high envelope valve 9.
In a preferred embodiment, liquid non-return valve 11 is set on top high-voltage hose 14, for making extinguishing chemical can only
Toward guard plot one-way flow, prevent from flowing back to storage cylinder.
In a preferred embodiment, liquid surface measuring device 13 is installed, for measuring extinguishing chemical on foamite container bottle
Liquid level.
In a preferred embodiment, container value 15 is set on foamite container bottle, and container value 15 is soft by top high-voltage
Pipe 14 connects collection conduits, and container value 15 is for sealing extinguishing chemical in foamite container bottle, and when its diaphragm is punctured, release is gone out
Fiery agent.
In a preferred embodiment, foamite container bottle and power gas cylinder 8 are arranged on extinguishing chemical bottle group frame 17, preferably
Ground, is arranged heptafluoro-propane extinguishing chemical in foamite container bottle, and the gas of power gas cylinder 8 is used to provide power to extinguishing chemical, protect
Card extinguishing chemical can reach oil-containing electrical equipment fire scene and put out a fire.Heptafluoro-propane is colourless, tasteless, non-conductive, nothing two
The gas of secondary pollution has cleaning, low toxicity, electrical insulating property good, the high feature of fire-fighting efficiency, and heptafluoro-propane does not have ozone layer
There is destruction, it is environmental clean.
In a preferred embodiment, extinguishing chemical bottle group frame 17 is arranged between several sub- installing zones, can in sub- installation section
Place two foamite container bottles and two power gas cylinders 8.As shown in figures 1 and 3,4 installation sections are provided with.Due to seven
Fluoro-propane price is somewhat expensive (1kg is probably 1000 yuan), and setting extinguishing chemical bottle group frame 17 can play foamite container bottle
The protection of effect；And the application is not to avoid each extinguishing chemical from holding in the same installation section setting of foamite container bottle
Device bottle interferes with each other.
The principle of the preferred embodiment in the utility model is the valve that electromagnetic type driving device 3 is used to open driving bottle, driving
Bottle release driving gas, driving gas successively open power gas after selector valve 5, cooling gas check valve 6 and gas starter 18
The valve of bottle 8, the gas (N of power gas cylinder 82) foamite container bottle valve is opened, the extinguishing chemical of foamite container bottle passes through liquid
Body check valve 11 flows into collection conduits, and the extinguishing chemical in collection conduits is by putting out a fire to scene of fire after selector valve 5.
The Gas extinguishing system that the application is designed primarily directed to the full indoor substation of 500kV, it is (main to oil-containing electrical equipment
If capacitor) fire protection is carried out, oil-containing electrical equipment explodes after avoiding fire from occurring, and reduces fire damage.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, and should refer to
Out, any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc. should all include
It is within the protection scope of the utility model.
Claims (9)
1. a kind of Gas extinguishing system for the full indoor substation of 500kV, it is characterised in that: driven including driving bottle, electromagnetic type
Dynamic device, the first low height of letting out seal valve, selector valve, cooling gas check valve, collection conduits, driving gas cylinder, foamite container bottle, power gas
Bottle；
Electromagnetic type driving device connection driving bottle, driving bottle are connected to by connecting pipe with selector valve, and the is arranged in connecting pipe
One low height of letting out seals valve, and selector valve is separately connected spray head and power gas cylinder above oil-containing electrical equipment；Selector valve and power gas cylinder it
Between pipeline on cooling gas check valve is set；
The top of foamite container bottle is connected to by top high-voltage hose with collection conduits, the setting decompression of foamite container top of bottle
It is connected between the gas starter of valve, pressure reducing valve and power gas cylinder by side high-pressure hose.
2. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 1, it is characterised in that:
Foamite container bottle is 90L foamite container bottle.
3. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 1, it is characterised in that:
The capacity of power gas cylinder is 70L.
4. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 1, it is characterised in that:
Driving bottle is mounted on driving bottle group frame.
5. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 4, it is characterised in that:
Drive bottle group frame that several sub-regions, the mountable 4 drivings bottle of each subregion are set.
6. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 1, it is characterised in that:
Safety relief device is installed in collection conduits.
7. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 1, it is characterised in that:
Installation second is low in collection conduits lets out high envelope valve.
8. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 1, it is characterised in that:
Liquid non-return valve is set on top high-voltage hose.
9. a kind of Gas extinguishing system for the full indoor substation of 500kV according to claim 1 or 2, feature exist
In: liquid surface measuring device is installed on foamite container bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097041.5U CN209630482U (en) | 2019-01-21 | 2019-01-21 | A kind of Gas extinguishing system for the full indoor substation of 500kV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920097041.5U CN209630482U (en) | 2019-01-21 | 2019-01-21 | A kind of Gas extinguishing system for the full indoor substation of 500kV |
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| Publication Number | Publication Date |
|---|---|
| CN209630482U true CN209630482U (en) | 2019-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920097041.5U Active CN209630482U (en) | 2019-01-21 | 2019-01-21 | A kind of Gas extinguishing system for the full indoor substation of 500kV |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023302A (en) * | 2020-09-09 | 2020-12-04 | 中国电力科学研究院有限公司 | Fire fighting system for three-station-in-one comprehensive station and fire fighting method thereof |
-
2019
- 2019-01-21 CN CN201920097041.5U patent/CN209630482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023302A (en) * | 2020-09-09 | 2020-12-04 | 中国电力科学研究院有限公司 | Fire fighting system for three-station-in-one comprehensive station and fire fighting method thereof |
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