Thump thump thumps
Fire control equipment is old familial member " fire extinguisher "
Authority will be new to its scarcely
Be in public the figure that always can see it with the unit
Small body can produce tremendous effect when put out a fire
But you had heard of
Can fire extinguisher explode sometimes?
This can not be joking!
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Case of fire extinguisher explosion
Case one: 2016, harbin 14 years old of boys, a deserted fire extinguisher discovers around the home, take move back and forth, result fire extinguisher explodes, the boy dies...
Case 2: 2015, the Chongqing person Dai Mou that does waste business is carrying to expire when the car uses fire extinguisher, fire extinguisher happening explodes, its right hand blast becomes serious injury.
See this, probably somebody can wonder
Fire extinguisher is so dangerous, who dare be still used?
Not confused!
General fire extinguisher is won't explode so a ~
The fire extinguisher of afore-mentioned explosion is
Expire!
So, expire can fire extinguisher explode really?
See a test please
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The experiment uses oppose of two fire extinguisher to compare
Left already expired 9 years and contain rubiginous be soiled
Of right did not expire
▼
Expire fire extinguisher can explode really
Power is very great still!
But is this after all why?
Be original!
After fire extinguisher exceeds term of service
Can without lid can be corroded because of outside pollution and attenuate not only
After internal composition is insolated by high temperature
Produce chemical reaction possibly also
Bring about force of bottle internal pressure to greaten
A slight knock against, cause explosion possibly
The fire extinguisher that expires accordingly is very dangerous!
The main reason that fire extinguisher explodes
1, do not undertake desired result, maintenance by formulary time, maintain, fill install and discard as useless, fire extinguisher " in spite of illness " the job, put in bigger safe hidden trouble;
2, the basic operation method that fire extinguisher did not master when using and safe common sense, use means undeserved, privately disassembles or use expire product;
3, the movement when carrying fire extinguisher brings about shell to get greatly too acuteness shake or violent explosion produces after bumping;
4, fire extinguisher expands in the be heated in the environment of high temperature explosion, can bring about steel bottle surface to corrode again in damp environment, pressure does not bear when using and produce explosion.
Usually
Fire extinguisher expires cent is two kinds of circumstances
(it is with fire extinguisher of common ABC powder exemple)
1, drug of put out a fire expires. After new fire extinguisher uses two years, extinguishing chemical expires need to change, it is to change every year later extinguishing chemical;
2, fire extinguisher crust expires. Fire extinguisher enrages body and drug of strong pressure because of filling, the air with long together with is corroded, drug bottle can appear quake damage, unwarrantable use safety, need 12 every years to discard as useless compulsively.
That should ask possibly with respect to somebody
How should be overdue fire extinguisher handled?
1, portable powder fire extinguisher every 5 years or fill again before outfit, answer implement head, cylindrical shell and gas storage bottle have hydraulic test, fill the gas storage bottle that has held to should undertake air-tightness experiments all right again, qualification of experiment of hydraulic experiment and air-tightness is rear can continue to use;
2, storage tank of powder of fire extinguisher of go-cart type powder and every other of bottle of carbon dioxide steel need 3 years to have hydraulic test respectively, eligible and rear can continue to use;
3, carbon dioxide fire extinguisher every 5 years or fill hydraulic test should have before outfit, eligible and rear can continue to use;
4, fire extinguisher of air machinery bubble changes every time extinguishing chemical or leave factory full already 3 years should have hydraulic pressure test, eligible and rear can continue to use;
5, clear water fire extinguisher is filled every time hydraulic test should have before outfit, eligible and rear can fill outfit use, bottle of carbon dioxide steel should every half an year says to be weighed, if have leak, answer to aerate afresh.
Attention!
Must not the fire extinguisher that processing of do sth without authorization expires
Because if deal with the method is undeserved
Can cause explosion easily!
Expired fire extinguisher
Should take those who have attestation aptitude
Fire extinguisher sells a businessman
New stuff powder is pressed compatibly
After affixing dimension to keep a record
Can use again!
Besides
Of of all kinds fire extinguisher discard as useless fixed number of years is different also
Portable soda acid fire extinguisher -- , 5 years
Portable clear water fire extinguisher -- , 6 years
Portable powder fire extinguisher (type of lay aside gas cylinder) -- , 8 years
Portable lay aside presses type powder fire extinguisher -- , 10 years
Portable carbon dioxide fire extinguisher -- , 12 years
Go-cart type chemical foam fire extinguisher -- , 8 years
Fire extinguisher of go-cart type powder (type of lay aside gas cylinder) -- , 10 years
Go-cart lay aside presses type powder fire extinguisher -- , 12 years
3 products already included product of 2019 fire control to wash out catalog under
Portable 1211 fire extinguisher -- , 10 years
Portable chemical foam fire extinguisher -- , 5 years
Go-cart type 1211 fire extinguisher -- , 10 years
PS:
The fire extinguisher that the unit discards as useless
Can contact directly detect the company reclaims
Or connection manufacturer reclaims
The individual's fire extinguisher
Contact correlate course of study or unit to unite please collect
Again by detect unit or manufacturer reclaim
Finally
Important thing says again
Overdue fire extinguisher is very dangerous
If everybody discovers fire extinguisher expired
Must change in time
In addition, the fire extinguisher that taboo expires!
Sign and issue: Huang Chaohui
