CN106680416A - Domestic appliance ignition simulation laboratory and detection method of simulated ignition of domestic appliances - Google Patents
Domestic appliance ignition simulation laboratory and detection method of simulated ignition of domestic appliances Download PDFInfo
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- CN106680416A CN106680416A CN201611160993.4A CN201611160993A CN106680416A CN 106680416 A CN106680416 A CN 106680416A CN 201611160993 A CN201611160993 A CN 201611160993A CN 106680416 A CN106680416 A CN 106680416A
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- ignition
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
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Abstract
The invention discloses a domestic appliance ignition simulation laboratory. The domestic appliance ignition simulation laboratory comprises a simulation verification region, and a monitoring region and a waste gas treatment region which are located on two sides of the simulation verification region, wherein an independent space is formed in each of the simulation verification region, the monitoring region and the waste gas treatment region; the simulation verification region is internally provided with an independent combustion room; pressure relieving and ventilation devices are arranged on at least two opposite walls of the combustion room; a draught fan and an exhausting hole are arranged on two sides of the combustion room in the simulation verification region; and the draught fan and the exhausting hole correspond to the pressure relieving and ventilation devices of the two walls of the combustion room respectively. According to the domestic appliance ignition simulation laboratory disclosed by the invention, an oxygen combustion mode of introduced external air is simulated by opening the draught fan, the exhausting hole and the pressure relieving and ventilation devices, and an oxygen-free combustion mode is simulated by closing the draught fan, the exhausting hole and the pressure relieving and ventilation devices. The invention further provides a testing method for carrying out simulated ignition on domestic appliances by utilizing the domestic appliance ignition simulation laboratory.
Description
Technical field
The present invention relates to experimental provision technical field, the detection side of household electrical appliances ignition simulation laboratory and experimental simulation ignition
Method.
Background technology
For subscriber household safety, household electrical appliances ignition can bring inconvenience to life, cause economic loss, seriously even
Threaten user's personal safety.For enterprise, it is desirable to which household electrical appliances ignition does not allow flame generation to spread.Therefore need by setting up mould
User's practical service environment of plan, so as to come the reality of propagation of flame after the reliability and product ignition of verifying product fire proofing
Situation, while explosion-proof factor is considered, the doors structure and facility in laboratory, safety means and operation, for the reliability tested
Property, the health of human body of the accuracy even experimenter of data suffer from safely greatest influence.
Existing combustion experiment room room unit is generally the detection environment for providing safety, is not carried out specially for household appliances
Door manufactures and designs, and can not meet dairy products detection demand, and existing laboratory does not possess aerobic and anaerobic, explosion-proof laboratory
Function.
The content of the invention
It is an object of the invention to provide a kind of household electrical appliances ignition simulation laboratory, the household electrical appliances ignition simulation laboratory can be with mould
Draft experiment environment, so as to ensure the uniformity and security of verification process.
For achieving the above object, the present invention provides a kind of household electrical appliances ignition simulation laboratory, including：Simplation verification area with
And the monitored space positioned at simplation verification area both sides and off-gas treatment section, the simplation verification area, monitored space and off-gas treatment section are equal
It is configured to independent room；Independent combustion chamber is provided with the simplation verification area；At least relative two sides in the combustion chamber
Wall sets pressure release ventilation unit, and air-introduced machine and air draft are respectively provided on two sides with positioned at the combustion chamber in the simplation verification area
Mouthful, the pressure release ventilation unit of the air-introduced machine and exhaust outlet respectively with two face walls of combustion chamber is corresponding, the household electrical appliances ignition mould
The oxy combustion mould of extraneous air is introduced to simulate by opening the air-introduced machine, exhaust outlet and pressure release ventilation unit in draft experiment room
Formula and the air-introduced machine, exhaust outlet and pressure release ventilation unit are closed to simulate anoxycausis pattern.
As the further improvement of an embodiment of the present invention, monitoring is installed at the top of each corner of the combustion chamber
Probe, the monitoring probe can be connected to the monitored space by data wire.
As the further improvement of an embodiment of the present invention, workbench is set, on the workbench in the monitored space
The computer equipment of connection monitoring probe is set, and the monitored space closes on and observation window is set on the metope in simplation verification area, the sight
Examine window corresponding with the window of combustion chamber.
Used as the further improvement of an embodiment of the present invention, the top of the combustion chamber sets smoke gas collecting apparatus, institute
State the burning gases processor that smoke gas collecting apparatus are connected to off-gas treatment section by flue.
Used as the further improvement of an embodiment of the present invention, the wall of the combustion chamber is steelframe cement structures and fire prevention
Brick, metope is stainless steel surfaces, and spray fire prevention system is set in the room of combustion chamber.
Used as the further improvement of an embodiment of the present invention, the both sides in the simplation verification area positioned at combustion chamber are set
Buffer device is set in buffering area, the buffering area.
Present invention also offers a kind of method of testing of electrical analogue ignition, the method for testing is comprised the following steps：
S1, by tested object be arranged on the household electrical appliances ignition simulation laboratory combustion chamber setting regions, by heated filament grafting
To in the forceful electric power terminal of tested object, it is ensured that the position of forceful electric power terminal is fixed, the rated power meter according to tested object
Calculate the maximum current of heated filament；
S2, applying predetermined current, and electric current is stepped up by rule, until flame produces or reaches the maximum current；
If S3, model machine do not have ignition, it is continuously applied the maximum current and is blown to heated filament, stops test；If model machine rises
Combustion, is continuously applied electric current during ignition, until heated filament blows or has propagation of flame to go out refrigerator samples, stops test.
As the further improvement of an embodiment of the present invention, in the step S3, heated filament is detected before model machine ignition
Resistance decrease beyond preset value, then be judged as producing short circuit, stops test.
Used as the further improvement of an embodiment of the present invention, the heated filament is configured to helical form.
Used as the further improvement of an embodiment of the present invention, the predetermined current of applying is 2A, is stepped up the speed of electric current
It is 1A/2min to spend.
Compared with prior art, the beneficial effects of the present invention are：Household electrical appliances ignition simulation laboratory of the invention and household electrical appliances
The method of testing of ignition is simulated, can be with simulated experimental environments, so as to ensure the uniformity and security of verification process.It is applicable all
The household electronic products of family expenses and similar applications, such as refrigerator, washing machine, air-conditioning and all kinds of small household electrical appliances.Simulate the survey of ignition
Method for testing is carried out in above-mentioned household electrical appliances ignition simulation laboratory, the simulation of aerobic and anaerobic state can be carried out, while family of the invention
Electric ignition simulation laboratory also has explosion prevention function, by monitoring probe monitoring record test process, can increase as needed
Kitchen material can sunykatuib analysis product inside and outside ignition difference, and by setting gas sampling analytical equipment, effectively analysis
Ignition gas componant, exhaust-gas treatment can be carried out by burning gases processor, and test environment and natural environment are protected.
Brief description of the drawings
Fig. 1 is the floor map of household electrical appliances ignition simulation laboratory in the preferred embodiment of the present invention；
Fig. 2 is the side schematic view of household electrical appliances ignition simulation laboratory in Fig. 1；
Fig. 3 is the side schematic view of the Control Room in household electrical appliances ignition simulation laboratory in Fig. 1；
Fig. 4 is to carry out a flow chart for the method for testing of electrical analogue ignition using the household electrical appliances ignition simulation laboratory in Fig. 1.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these implementation methods are simultaneously
The present invention is not limited, structure that one of ordinary skill in the art is made according to these implementation methods, method or functionally
Conversion is all contained in protection scope of the present invention.
As shown in Fig. 1 to Fig. 3, the preferred embodiment of the invention, the preferred embodiment discloses a kind of household electrical appliances ignition simulation
Laboratory, the household electrical appliances ignition simulation laboratory at least includes simplation verification area 10 and the prison positioned at the both sides of simplation verification area 10
Control area 20 and off-gas treatment section 30, simplation verification area 10, monitored space 20 and off-gas treatment section 30 are configured to independent room, when
Can also be so that laboratory is separated into three independent regions by dividing plate, partition wall etc..Always take up an area face in household electrical appliances ignition simulation laboratory
About 16 meters of 8 meters of x of product, simplation verification area 10 is placed in the middle, and monitored space 20 and off-gas treatment section 30 are located at both sides, and monitored space 20 takes up an area about 3
8 meters of x of rice, about 4 meters of 8 meters of x are taken up an area in off-gas treatment section 30.Wherein, independent combustion chamber 50 is provided with simplation verification area 10, is fired
Burn room 50 and be configured to square area, take up an area about 4 meters of 4 meters of x, the wall construction of combustion chamber 50 is using steelframe cement structures and fire prevention
Brick and stainless steel surfaces, each face wall of combustion chamber 50 use venetian blind type pressure release ventilation unit, and combustion chamber 50 sets spray fire prevention
System, it is another to be individually equipped with fire extinguisher.The article in simulation room is additionally provided with combustion chamber 50, such as kitchen simulation can be in burning
Indoor setting kitchen kitchen tools 53, it is also possible to place related fire-retardant research tester；Such as bedroom simulation, can be set in combustion chamber
Put the furniture such as wardrobe and bed.
Both sides in simplation verification area 10 positioned at combustion chamber 50 set buffering area 15, for there is the buffering of explosion time, delay
Rush in area setting some buffer devices, blast impulse force that the electric blast of test is produced or fragment can be prevented to operator or
Person's object etc. causes to damage.The other both sides of combustion chamber 50 are respectively provided with air-introduced machine 11 and exhaust outlet 12, wherein air-introduced machine 11 with
Household electrical appliances ignition simulation laboratory communicates outside room, can be by the natural wind simulating of air-introduced machine 11 introducing extraneous air, exhaust outlet 12
Can just to the gateway 13 in simplation verification area 10, for explosion-proof relief.Can be with mould by setting air-introduced machine 11 and exhaust outlet 12
Intend family and open window, the burning under room air and extraneous current intelligence, i.e. oxy combustion, it is also possible to close the He of air-introduced machine 11
Exhaust outlet 12, the shutter closed on each face wall of combustion chamber, analog family is closed the door pass window, room air and the extraneous feelings that do not circulate
Burning under condition, i.e. anoxycausis.
The top of combustion chamber 50 sets smoke gas collecting apparatus 55, and smoke gas collecting apparatus 55 are connected at waste gas by flue 56
The burning gases processor 31 in area 30 is managed, the flue gas that combustion experiment is produced can carry out innoxious place by burning gases processor 31
It is then exhausted from after reason, is prevented to air born pollution.Effectively carried out in order to ensure experiment safety simultaneously and can in time monitor burning now
As occurring, monitoring probe 51 is installed at the top in the corner of combustion chamber 50 4, and monitoring probe 51 can be connected to monitoring by data wire
Workbench 21 and gas sampling analytical equipment 22 etc. are set in area 20, monitored space 20, connection prison can be set on workbench 21
The computer equipment 25 of probe is controlled, operator can clearly see the situation of combustion site on the display of computer equipment 25.
In addition, monitored space 20 is closed on before simplation verification area 10 can set observation window 26, by observation window 26 and combustion chamber 50
The correspondence of window 56, can more intuitively see combustion site.
The building site of above-mentioned household electrical appliances ignition simulation laboratory can be built and be located in the ground with without limitations, ground and
High building it is on the middle and senior level in.
The detailed process of combustion experiment is described in detail below.First, the object of combustion experiment is got out, in the present embodiment
Combustion experiment pair as if refrigerator, combustion chamber analog kitchen environment enters in the simplation verification area of household electrical appliances ignition simulation laboratory
OK.
The combustion case of refrigerator inside is observed for convenience, it may be necessary to install transparent on the refrigerator model machine being tested
Glass plate or resin plate, sealing is noted in installation process, it is impossible to due to seal inconsistent influence test result.
Check monitoring device, because needing monitoring probe to record whole test process in situation, it is ensured that monitoring probe when
Between be accurate.
Heated filament is plugged into the forceful electric power terminal of refrigerator model machine, should be noted that heated filament other charging members must not connect with whole machine inside
Touch, other current loop, influence test are formed to prevent.The material of other heated filament is heated filament composition material nickel content 80%, chromium
Content 20%.
In addition, heated filament is plugged into forceful electric power terminal, to determine to have enough energy forceful electric power terminal is burnt.By calculate with
The length of the heated filament of termination contact, according to the electrical resistance property of heated filament, calculates the resistance value with the heated filament of termination contact, and calculate
Power reaches electric current during rated power, such as reaches maximum current during 210W.Being tested by heated filament does not influence product structure, surveys
Test result reliability, and test result can reappear.
For the terminal of many pins, heated filament can be wound in hot wire coil and be put into inserting terminal, terminal is reverted into original
The appearance come, is put into the worst position that may generally place, and take pictures.Preferably, heated filament can wind curl, class
Like the shape of helical spring.The heated filament that will be put in order is connected to current supply circuit, and power supply electric wire must have support and be completely in certainly
By state, it is impossible to because supply lines makes forceful electric power terminal deform or mobile.Next, the place of flame or temperature may spread
Position higher, surface lays cotton yarn.All annexes are respectively mounted in place, you can start test.
First apply 2A electric currents to loop, electric current is increased with the speed of 1A/2min, be calculated until flame is produced or reached
Maximum current.
If model machine does not have ignition, it is continuously applied maximum current 30min or is blown to heated filament.If before model machine ignition
Heater resistance decline is larger, has illustrated short circuit generation, it is necessary to stop test, is retested after putting in order.
If model machine ignition, electric current 30min is continuously applied, unless heated filament blows or has propagation of flame to go out refrigerator samples.
Stop test immediately if propagation of flame goes out refrigerator samples.
Above-mentioned test process carries out omni-directional entire process video recording by monitoring probe, in addition can also be in refrigerator or tool
There are the interiors of products mounting temperature sensor and watch-dog of container, to be detected and be monitored.Ignition is carried out additionally by heated filament
Test is a kind of mode of ignition, and ignition mode can increase various ways, such as：Fuel gas lights type（Family expenses are beaten
Fiery stove）, high-voltage spark type etc..Above-mentioned test process can by open air-introduced machine, exhaust outlet and pressure release ventilation unit with
Simulation is introduced the oxy combustion pattern of extraneous air and closes air-introduced machine, exhaust outlet and pressure release ventilation unit to simulate anaerobic combustion
Burning pattern.
The method of testing of above-mentioned household electrical appliances ignition simulation laboratory and family's electrical analogue ignition is applicable all family expenses and similar use
The household electronic products on way, such as refrigerator, washing machine, air-conditioning and all kinds of small household electrical appliances.
The test request of establishing criteria of the present invention is solidified, and considers that actually detected sample problem, test convenience are asked
Topic, therefore test process is more convenient, test data is more convincing, and another this programme has independence, security, test process
Independent, safety, accounts for safely to tester.The method of testing of the simulation ignition is in above-mentioned household electrical appliances ignition simulation laboratory
Carry out, the simulation of aerobic and anaerobic state can be carried out, while household electrical appliances ignition simulation laboratory of the invention also has explosion prevention function,
By monitoring probe monitoring record test process, can as needed increase kitchen material can sunykatuib analysis product inside and outside ignition
Difference, and by setting gas sampling analytical equipment, effective analysis ignition gas componant processes function by burning gases
Exhaust-gas treatment is enough carried out, test environment and natural environment are protected.
It should be understood that, although the present specification is described in terms of embodiments, but not each implementation method only includes one
Individual independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art will should say
Used as an entirety, technical scheme in each implementation method can also be through appropriately combined, and forming those skilled in the art can for bright book
With the other embodiment for understanding.
Those listed above is a series of to be described in detail only for feasibility implementation method of the invention specifically
Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should be included within the scope of the present invention.
Claims (10)
1. a kind of household electrical appliances ignition simulation laboratory, including：
Simplation verification area and the monitored space positioned at simplation verification area both sides and off-gas treatment section, the simplation verification area, monitoring
Area and off-gas treatment section are configured to independent room；
Independent combustion chamber is provided with the simplation verification area；
Characterized in that, two at least relative face walls of the combustion chamber set pressure release ventilation unit, position in the simplation verification area
Be respectively provided on two sides with air-introduced machine and exhaust outlet in the combustion chamber, the air-introduced machine and exhaust outlet respectively with the two sides of combustion chamber
The pressure release ventilation unit of wall is corresponding, and the household electrical appliances ignition simulation laboratory is by opening the air-introduced machine, exhaust outlet and pressure release
Ventilation unit introduces the oxy combustion pattern of extraneous air to simulate and closes the air-introduced machine, exhaust outlet and pressure release ventilation dress
Put to simulate anoxycausis pattern.
2. household electrical appliances ignition simulation laboratory according to claim 1, it is characterised in that each corner of the combustion chamber
Top is provided with monitoring probe, and the monitoring probe can be connected to the monitored space by data wire.
3. household electrical appliances ignition simulation laboratory according to claim 2, it is characterised in that work is set in the monitored space
Platform, sets the computer equipment of connection monitoring probe on the workbench, the monitored space closes on and set on the metope in simplation verification area
Observation window is put, the observation window is corresponding with the window of combustion chamber.
4. household electrical appliances ignition simulation laboratory according to claim 1, it is characterised in that the top of the combustion chamber sets cigarette
Gas collection device, the smoke gas collecting apparatus are connected to the burning gases processor of off-gas treatment section by flue.
5. household electrical appliances ignition simulation laboratory according to claim 1, it is characterised in that the wall of the combustion chamber is steelframe
Cement structures and fire proofing tile, metope are stainless steel surfaces, and spray fire prevention system is set in the room of combustion chamber.
6. household electrical appliances ignition simulation laboratory according to claim 1, it is characterised in that combustion is located in the simplation verification area
The both sides for burning room set setting buffer device in buffering area, the buffering area.
7. a kind of household electrical appliances ignition simulation laboratory using as described in claim 1 to 6 carries out an electrical analogue ignition
Method of testing, it is characterised in that the method for testing is comprised the following steps：
S1, by tested object be arranged on the household electrical appliances ignition simulation laboratory combustion chamber setting regions, by heated filament grafting
To in the forceful electric power terminal of tested object, it is ensured that the position of forceful electric power terminal is fixed, the rated power meter according to tested object
Calculate the maximum current of heated filament；
S2, applying predetermined current, and electric current is stepped up by rule, until flame produces or reaches the maximum current；
If S3, model machine do not have ignition, it is continuously applied the maximum current and is blown to heated filament, stops test；If model machine rises
Combustion, is continuously applied electric current during ignition, until heated filament blows or has propagation of flame to go out refrigerator samples, stops test.
8. the according to claim 7 method of testing of electrical analogue ignition, it is characterised in that in the step S3, in sample
Heater resistance is detected before machine ignition and decrease beyond preset value, be then judged as producing short circuit, stop test.
9. the according to claim 7 method of testing of electrical analogue ignition, it is characterised in that the heated filament is configured to spiral shell
Rotation shape.
10. the according to claim 7 method of testing of electrical analogue ignition, it is characterised in that the predetermined current of applying is
2A, the speed for being stepped up electric current is 1A/2min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611160993.4A CN106680416A (en) | 2016-12-15 | 2016-12-15 | Domestic appliance ignition simulation laboratory and detection method of simulated ignition of domestic appliances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611160993.4A CN106680416A (en) | 2016-12-15 | 2016-12-15 | Domestic appliance ignition simulation laboratory and detection method of simulated ignition of domestic appliances |
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| CN106680416A true CN106680416A (en) | 2017-05-17 |
Family
ID=58869012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611160993.4A Pending CN106680416A (en) | 2016-12-15 | 2016-12-15 | Domestic appliance ignition simulation laboratory and detection method of simulated ignition of domestic appliances |
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| CN (1) | CN106680416A (en) |
Cited By (3)
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| CN108134711A (en) * | 2017-11-29 | 2018-06-08 | 海尔优家智能科技（北京）有限公司 | Method, analogue simulation appliance system and the storage medium tested terminal APP |
| CN109106149A (en) * | 2018-10-06 | 2019-01-01 | 浏阳市湘赣新能源机械科技有限公司 | The explosion-proof sale case of multifunctional mobile fireworks and firecrackers |
| CN112451874A (en) * | 2020-11-09 | 2021-03-09 | 广东电网有限责任公司广州供电局 | Safety protection device for oil-immersed transformer fire resistance test |
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| CN112451874A (en) * | 2020-11-09 | 2021-03-09 | 广东电网有限责任公司广州供电局 | Safety protection device for oil-immersed transformer fire resistance test |
| CN112451874B (en) * | 2020-11-09 | 2022-02-01 | 广东电网有限责任公司广州供电局 | Safety protection device for oil-immersed transformer fire resistance test |
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Application publication date: 20170517 |