As people safety consciousness rise, fire extinguisher has been the part with daily indispensable life, no matter unit or public can discover fire extinguisher, but the thing that fire extinguisher can explode, be little-known! Complement to everybody today, what does the insecure place of fire extinguisher have?
Case
[bone of broken passerby of blast of fire extinguisher explosion]
Monitoring shows, controlled at 4 o'clock afternoon, a lady is pushing pram to walk out of a village, stayed a little while in the doorway accordingly, is this one small conference, accident happening. Abrupt a gules object, abrupt and ejective many gas, bear down on the lady that stands in the doorway, her run down is in the ground. Later, this gules object still flies to the village inside, an autocycle run down.
Tremendous detonation, your security personnel was frightened jump, when waiting for him to had answered a god, with respect to discovery iron gate is bumped to rot, somebody sufferred an injury.
Diagnose through the doctor, the fracture of crural ministry gambrel of this lady, go up to also much place gets hurt personally, do not have injury and the dot on the side fortunately. And the culprit of this accident that cause, it is a fire extinguisher. This kind explosion incident is not actually scarce...
2007, shenyang storehouse of some terminal market, a bearer is carrying storehouse doorway to had exceeded period when use powder fire extinguisher, fire extinguisher explodes suddenly, bearer Wang Mou is died by scamper on the spot.
On August 12, 2008, firemen of some enterprise full-time undertakes to employee spot fire control is taught. When the accident, shen Mou is holding fire extinguisher of a powder to set an example to employee operation, suddenly fire extinguisher happening explodes, the fragment hits Shen Mou zygomatic with chin, cause skull to be weighed, classics hospital rescue is not treated die. Via checking, this powder fire extinguisher did not change pink and overhaul 5 years.
On November 10, 2011, henan Zhengzhou one paper mill changes electric equipment on fire, hunan gentleman is taking fire extinguisher to go fire fighting, as a result fire extinguisher happening explodes, his right atrium by prang.
On May 14, 2012, 405 business extend market of furniture of beach of Lanzhou city wild goose, shop advocate Lin Mou hears a doorway to already was hanged discard as useless the powder fire extinguisher of the card has abnormal knocking, he collect looked in the past after all, at this moment fire extinguisher explodes suddenly, lin Mou is become to be weighed by scamper.
Feburary 2013, bazaar of an electric equipment produces Xinjiang accident of fire extinguisher explosion, the bottled fire extinguisher of the corner has become a piece of iron sheet.
2014 year in August, in Korea factory of a coolie produces fire, mill boss uses the fire extinguisher that has expired at once, fire extinguisher produces explosion in use instant, mill boss dies on the spot.
In January 2015, mr Dai of Chongqing is carrying to expire when the car uses fire extinguisher, fire extinguisher happening explodes, become fly into rage of Mr Dai right hand serious injury.
On June 4, 2016, harbin 14 years old of boys discover a deserted fire extinguisher around the home, take move back and forth, result fire extinguisher explodes, the boy dies...
Expire can fire extinguisher explode really?
See experimental ↓
Video: Taboo expires fire extinguisher
Video: Prohibit fire extinguisher nozzle stands by igneous cause to use
Video: Use the method of fire extinguisher correctly
one one is put together the 9 years of histories, fire extinguisher that has rubiginous floodwater on low-lying land and a fire extinguisher that did not expire.
Fire extinguisher device is placed now end, want to pull the rope in starting work only, fire extinguisher is met " Peng " drop go up.
Expire fire extinguisher can explode really, power is very great still!
Fire extinguisher is so dangerous, who will be still used henceforth?
General fire extinguisher won't explode so,
The key depends on that fire extinguisher is an expiring fire extinguisher.
Fire extinguisher has the expiration period,
General metropolis imprints on shell.
If exceeded this term of service,
Belong to the fire extinguisher that discard as useless.
Be not worth because of pressure not only and be out of order, because because corrode and outside pollution is attenuated,can without lid is met,more dangerous is.
The carbon dioxide of fire extinguisher is flame retardant the composition such as powder, vesicant, be insolated by high temperature, produce chemical reaction possibly also, bring about force of bottle internal pressure to increase. This moment a slight knock against, cause explosion possibly, and explosive power is very terrible.
The fire extinguisher that expires accordingly is very dangerous, if you discover fire extinguisher expired, must change in time, ask the fire extinguisher that you remember taboo expiring.
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.
Fire extinguisher discards as useless standard and use fixed number of year
Of all sorts of fire extinguisher discard as useless fixed number of year is referenced:
7.1 fire extinguisher calculate from date of production case, reach the following fixed number of year, should discard as useless:
A) water base model fire extinguisher -- 6 years;
B) powder fire extinguisher -- 10 years;
Fire extinguisher of C) clean gas -- 10 years;
D) carbon dioxide fire extinguisher and lay aside gas cylinder -- 12 years.
The person that 7.2 fire extinguisher have one of following cases, should discard as useless:
A) permanent mark is ambiguous, cannot identify;
B) gas cylinder (cylindrical shell) be crossed by baked wheaten cake;
C) gas cylinder (cylindrical shell) have be out of shape badly;
D) gas cylinder (cylindrical shell) outer coat falls off the area is more than gas cylinder (cylindrical shell) 1/3 of gross area;
E) gas cylinder (cylindrical shell) place of outside face, connection, base has corroded indentation;
F) gas cylinder (cylindrical shell) solder having stannum, copper solder or mend repair a trace;
G) gas cylinder (cylindrical shell) interior has rubiginous bit or inside the surface has cankerous indentation;
H) water base model the anticorrosive layer invalidation of interior of fire extinguisher cylindrical shell;
I) gas cylinder (cylindrical shell) connection whorl has loss;
J) gas cylinder (cylindrical shell) hydraulic experiment does not accord with the requirement of 6.5.2;
K) does not accord with system of admittance of market of fire control product;
L) has been maintained by illegimate maintenance orgnaization;
M) law or code of public proclamation taboo.
The examination of fire extinguisher and safeguard
1 general provision
The examination of 1.1 fire extinguisher and safeguard should assume by relevant technology personnel.
The 1.2 1/4 that send repaired fire extinguisher amount to must not exceed computational unit to configure fire extinguisher gross to measure every time. When exceeding, the fire extinguisher that should choose same kind and operation method is replaced, the level of put out a fire that replaces fire extinguisher should not be less than the level of put out a fire of fire extinguisher of first wife buy.
The fire extinguisher after 1.3 examinations or maintenance all should press former setting to nod the position to put.
1.4 need the maintenance, fire extinguisher that discard as useless to should produce enterprise or professional maintenance unit to undertake by fire extinguisher.
2 examinations
The configuration of 2.1 fire extinguisher, exterior demand that should press appendix C undertakes single censoring every months.
The fire extinguisher that 2.2 following places configure, the demand that should press appendix C every half moon undertakes single censoring.
1 wait (machine, boat) recreation of room, singing and dancing shows the staff such as entertainment concentrated public;
The place such as room of area of 2 storage yard, canister, petro-chemical unit division, gas station, boiler, basement.
Check of 2.3 daily make one's rounds discovers fire extinguisher by move, lack component, or when fire extinguisher configures use property of the place to produce the situation such as change, answer to deal with in time.
The servy record of 2.4 fire extinguisher should grant to withhold.
3 send long
Apparently 3.1 existence damage, rustily, extinguishing chemical is divulged, the fire extinguisher that had been used by open or accords with other maintenance condition should undertake in time maintaining.
The maintenance deadline of 3.2 fire extinguisher should accord with a watch the regulation of 5.3.2.
4 discard as useless
The fire extinguisher of 4.1 following types should discard as useless:
1 soda acid fire extinguisher;
2 chemical foam fire extinguisher; 3 convert are used model fire extinguisher;
Fire extinguisher of carbon of 4 chloric bromic firedamp, 4 chloridize;
The other type fire extinguisher that public proclamation of 5 countries policy washs out.
The fire extinguisher that 4.2 have one of following cases should discard as useless:
1 cylindrical shell is serious and rustily, (rustily area is more than, the 1/3 that is equal to cylindrical shell gross area, the surface has indentation;
2 cylindrical shell are out of shape apparently, damage is serious;
3 implement head existence crackle, without pressure release orgnaization;
4 cylindrical shell are the structure such as flat bottom unreasonable;
5 those who do not have intermittent eject orgnaization is portable;
6 mix without manufacturer name leave factory days, include nameplate to fall off, or although have nameplate, but already saw name of not clear manufacturer, or leave factory days steel seal cannot identify;
7 cylindrical shell have stannic solder, copper solder or mend to wait repair a trace;
8 be crossed by baked wheaten cake.
4.3 fire extinguisher leave factory time is achieved or exceed those who express 5.4.3 regulations to discard as useless should discard as useless when deadline.
After 4.4 fire extinguisher discard as useless, the principle that should replace according to equivalent undertakes changing.
What does actor bad fire extinguisher have different
See the surface
Examine fire extinguisher exterior the whether smooth, mark that do not have rust.
Point to gules area when pressing with a finger inside when, state value of pressure of the powder inside fire extinguisher slants small, meet when encountering fire cannot ejective, show this fire extinguisher already invalidation. Answer to fill outfit powder afresh to inn of equipment of normal fire control at this moment.
Point to when pressing with a finger inside green area when, state pressure is normal, can use normally.
Point to when pressing with a finger inside maize area when, state the powder pressure inside fire extinguisher is too great, although OK and ejective powder, but have however blow up, explosion is dangerous.
Weigh weight
According to the regulation, the extinguishing chemical weight of the following powder fire extinguisher is losing 3kg to should not exceed 3% , weight is losing the extinguishing chemical of the powder fire extinguisher of 3kg or above to should not exceed 2% . For example, the extinguishing chemical of the fire extinguisher of 5kg is the smallest weight do not answer under 4.9kg.
Check true bogus
On group of steel of fire extinguisher lower part, whether to have the steel seal of manufacturer and manufacturing date, the country that whether the number on fire extinguisher body offers with fire extinguisher distributors examines the number on the acceptance label book that the branch issues is uniform. Still can go up " website of product of Chinese fire control " , according to product Id the mark undertakes test and verify. Always doing not have what put on record on the net basically is fake product.
Inquire network address: Http://www.cccf.com.cn/getIndex.do
Inform against complain
The safety of fire control product is crucial to our life, use inferior fire extinguisher, when sending unripe fire cannot normal eject, can be appeared by tired personnel not only casualties, also have even fire fighting personnel risk, inferior fire control appliance endangers the security of common people not only, still can cause harm 2 times to fire fighting personnel.
If inferior fire extinguisher is encountered when buy, can dial directly 12315 (the market is superintended) and 96119 (fire control is superintended) undertake complaining informing against.
