CN106197534B - A kind of two-tub washing machine Safety Inspection method - Google Patents
A kind of two-tub washing machine Safety Inspection method Download PDFInfo
- Publication number
- CN106197534B CN106197534B CN201610461165.8A CN201610461165A CN106197534B CN 106197534 B CN106197534 B CN 106197534B CN 201610461165 A CN201610461165 A CN 201610461165A CN 106197534 B CN106197534 B CN 106197534B
- Authority
- CN
- China
- Prior art keywords
- washing machine
- test
- safety inspection
- washing
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a kind of two-tub washing machine Safety Inspection method, comprise the following steps：S1：Visual examination；S2：The test of insulation resistance, including washing machine is dry, moist, spilling water and during water drenching insulation resistance test；S3：Voltage-withstand test；S4：It is grounded performance test；S5：The test of Leakage Current；S6：Consume the test of power；S7：The test of starting characteristic；S8：The test of vibration performance；S9：Above S1~S8 steps are examined and completed, then complete the Safety Inspection of whole washing machine, and the qualified products drawn enter next process, and substandard product is sent into and reprocesses line.Two-tub washing machine Safety Inspection method proposed by the present invention, for the difference of washing of drum type washing machine and dewatering state, tests respectively, and inspection content is comprehensive, the security performance of product is controlled strictly, operating method is simple, easy to implement.
Description
Technical field
The present invention relates to washing machine inspection technology field, more particularly to a kind of two-tub washing machine Safety Inspection method.
Background technology
Two-tub washing machine is because having the characteristics that inexpensive, energy saving, water-saving, washing and dehydrating effect is excellent etc. enjoys user to favor.
Two-tub washing machine is divided into washing tube and dehydration barrel two parts, is driven respectively by two motors, completes the work(of washing and dehydration
Energy.So when security performance detects, since the requirement of washing state and dewatering state is different, performance is also different, so for
Its examination criteria of such detection project is also inconsistent, and testing result just occurs if unification uses a standard and method
Deviation, causes the Safety Inspection result misjudgment of washing machine entirety, and pass result judges then give into unqualified result
Rework Technics group brings inconvenience, and wastes rework time and reprocesses cost, and substandard product being determined as, qualification then can be to user
Safety belt carry out hidden danger, so for two-tub washing machine, the examination criteria under different conditions is even more important.And washing machine
Security performance concern the safety of user, so its method of inspection it is comprehensive whether and the accuracy of detection also can direct shadow
Ring the quality of product.Existing Safety Inspection method is more chaotic, and inspection content is less, and the accuracy of inspection is bad, production
The False Rate of product is higher.
The content of the invention
The purpose of the present invention is to solve shortcoming existing in the prior art, and a kind of two-tub washing machine safety proposed
Service check method.
A kind of two-tub washing machine Safety Inspection method, comprises the following steps：
S1：Visual examination, user should be touched less than the exposed charging member in internal structure of washing machine, and in washing machine
Opening, the hand of user should not reach the wiring of inside yet, and whether earthing screw is correct with ground strip assemble sequence, ground connection
Screw should assemble in place and firm；
S2：The plug of washing machine, is respectively connected to ground connection and the circuit both ends of megger, is washed by the test of insulation resistance
The test of clothing machine insulation resistance, dry megger test：The insulating resistance value of washing machine should be not less than 2M in the dry state
Ω, moist megger test：The insulating resistance value of washing machine should be not less than 5M Ω under dampness, and spilling water insulation resistance is surveyed
Examination：Water is injected into washing machine, water level is exceeded gap, detection insulating resistance value should be not less than 2M Ω, water drenching insulation resistance
Test：Spray water to washing machine top case, detection insulating resistance value should be not less than 2M Ω；
S3：Voltage-withstand test, the plug of washing machine is connected on Hi-pot Tester, carries out voltage-withstand test, when washing machine uses
During Resistor-Capacitor Unit, after the voltage 3s of 1500V is applied, the current value that ammeter is shown should be not more than 3.5mA, when washing machine uses
During wave filter, after the voltage 3s of 1500V is applied, the current value that ammeter is shown should be not more than 10mA；
S4：Performance test is grounded, in the case of logical 25A electric currents, detects the ground wire of washing machine and not charged metal part
Resistance value, and the resistance value of the ground wire of washing machine and not charged metal part should be less than 0.2 Ω, and the ground wire electricity of washing machine
Resistance should be not more than 0.1 Ω；
S5：The test of Leakage Current, the Leakage Current of washing machine is detected by Leakage Current tester, specified at 1.06 times
Under the pressure of voltage, pressure 3s is kept, current value should be not more than 3.5mA；
S6：The test of power is consumed, tests the power of consumption under specified washing state and under specified dewatering state respectively,
It should be consistent with the requirement on product description；
S7：The voltage at washing machine both ends, is separately adjusted to angularly the volume of washing state and dewatering state by the test of starting characteristic
Fixed working voltage value ± 10% when washing machine should be able to run well；
S8：The test of vibration performance, washing machine is placed in stable plane, makes washing machine in the nominal operation of washing
After operating 5~10min under state, each center side position of washing machine and washing machine cover middle position are detected respectively with vialog
Amplitude, should meet the requirements,
S9：Above S1~S8 steps are examined and completed, then complete the Safety Inspection of whole washing machine, the qualification drawn
Product enters next process, and substandard product is sent into and reprocesses line.
Preferably, waterflood injection rate is 15~25L/min in the spilling water megger test, and the spilling water time for 5~
10min。
Preferably, the speed sprayed water in the water drenching megger test is 5~15L/min, and water spraying time for 5~
10min。
Preferably, the criterion of acceptability of the test of the vibration performance is each center side position and washing machine cover middle position
Amplitude should be not more than 1.0mm.
Two-tub washing machine Safety Inspection method proposed by the present invention, for washing of drum type washing machine and dewatering state not
Together, test respectively, inspection content is comprehensive, including inspection, insulation resistance, high pressure resistant, ground connection performance, the leakage of appearance are electric
Under consumption power, washing state under stream, washing state and dewatering state and the starting characteristic and washing state under dewatering state
Vibration performance tested respectively, the security performance of the product of inspection is strictly controlled, comments the security performance of product
Valency is accurate, it is ensured that the product safety performance dispatched from the factory is good, and the method for inspection is easy to operate, easy to implement.
Embodiment
The present invention is made with reference to specific embodiment further to explain.
A kind of two-tub washing machine Safety Inspection method proposed by the present invention, comprises the following steps：
S1：Visual examination, user should be touched less than the exposed charging member in internal structure of washing machine, and in washing machine
Opening, the hand of user should not reach the wiring of inside yet, and whether earthing screw is correct with ground strip assemble sequence, ground connection
Screw should assemble in place and firm；
S2：The plug of washing machine, is respectively connected to ground connection and the circuit both ends of megger, is washed by the test of insulation resistance
The test of clothing machine insulation resistance, dry megger test：The insulating resistance value of washing machine should be not less than 2M in the dry state
Ω, moist megger test：The insulating resistance value of washing machine should be not less than 5M Ω under dampness, and spilling water insulation resistance is surveyed
Examination：Water is injected into washing machine, water level is exceeded gap, detection insulating resistance value should be not less than 2M Ω, water drenching insulation resistance
Test：Spray water to washing machine top case, detection insulating resistance value should be not less than 2M Ω；
S3：Voltage-withstand test, the plug of washing machine is connected on Hi-pot Tester, carries out voltage-withstand test, when washing machine uses
During Resistor-Capacitor Unit, after the voltage 3s of 1500V is applied, the current value that ammeter is shown should be not more than 3.5mA, when washing machine uses
During wave filter, after the voltage 3s of 1500V is applied, the current value that ammeter is shown should be not more than 10mA；
S4：Performance test is grounded, in the case of logical 25A electric currents, detects the ground wire of washing machine and not charged metal part
Resistance value, and the resistance value of the ground wire of washing machine and not charged metal part should be less than 0.2 Ω, and the ground wire electricity of washing machine
Resistance should be not more than 0.1 Ω；
S5：The test of Leakage Current, the Leakage Current of washing machine is detected by Leakage Current tester, specified at 1.06 times
Under the pressure of voltage, pressure 3s is kept, current value should be not more than 3.5mA；
S6：The test of power is consumed, tests the power of consumption under specified washing state and under specified dewatering state respectively,
It should be consistent with the requirement on product description；
S7：The voltage at washing machine both ends, is separately adjusted to angularly the volume of washing state and dewatering state by the test of starting characteristic
Fixed working voltage value ± 10% when washing machine should be able to run well；
S8：The test of vibration performance, washing machine is placed in stable plane, makes washing machine in the nominal operation of washing
After operating 5~10min under state, each center side position of washing machine and washing machine cover middle position are detected respectively with vialog
Amplitude, should meet the requirements,
S9：Above S1~S8 steps are examined and completed, then complete the Safety Inspection of whole washing machine, the qualification drawn
Product enters next process, and substandard product is sent into and reprocesses line.
In the present invention, waterflood injection rate is 15~25L/min in the spilling water megger test, and the spilling water time for 5~
10min。
In the present invention, the speed sprayed water in the water drenching megger test is 5~15L/min, and water spraying time for 5~
10min。
In the present invention, the criterion of acceptability of the test of the vibration performance is each center side position and washing machine cover center position
The amplitude put should be not more than 1.0mm.
Two-tub washing machine Safety Inspection method proposed by the present invention, for washing of drum type washing machine and dewatering state not
Together, test respectively, inspection content is comprehensive, including inspection, insulation resistance, high pressure resistant, ground connection performance, the leakage of appearance are electric
Under consumption power, washing state under stream, washing state and dewatering state and the starting characteristic and washing state under dewatering state
Vibration performance tested respectively, the security performance of the product of inspection is strictly controlled, comments the security performance of product
Valency is accurate, it is ensured that the product safety performance dispatched from the factory is good, and the method for inspection is easy to operate, easy to implement.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
- A kind of 1. two-tub washing machine Safety Inspection method, it is characterised in that comprise the following steps：S1：Visual examination, user should be touched less than the exposed charging member in internal structure of washing machine, and in washing machine opening Place, the hand of user should not reach the wiring of inside yet, and whether earthing screw is correct with ground strip assemble sequence, earthing screw It should assemble in place and firm；S2：The plug of washing machine, is respectively connected to ground connection and the circuit both ends of megger by the test of insulation resistance, carries out washing machine The test of insulation resistance, dry megger test：The insulating resistance value of washing machine should be not less than 2M Ω in the dry state, tide Wet insulation resistance test：The insulating resistance value of washing machine should be not less than 5M Ω, spilling water megger test under dampness：To washing Water is injected in clothing machine, water level is exceeded gap, detection insulating resistance value should be not less than 2M Ω, water drenching megger test：To Washing machine top case is sprayed water, and detection insulating resistance value should be not less than 2M Ω；S3：Voltage-withstand test, the plug of washing machine is connected on Hi-pot Tester, voltage-withstand test is carried out, when washing machine uses capacitance-resistance During element, after the voltage 3s of 1500V is applied, the current value that ammeter is shown should be not more than 3.5mA, when washing machine uses filtering During device, after the voltage 3s of 1500V is applied, the current value that ammeter is shown should be not more than 10mA；S4：Performance test is grounded, in the case of logical 25A electric currents, detects the ground wire of washing machine and the electricity of not charged metal part Resistance value, and the resistance value of the ground wire of washing machine and not charged metal part should be less than 0.2 Ω, and the line resistance of washing machine should No more than 0.1 Ω；S5：The test of Leakage Current, the Leakage Current of washing machine is detected by Leakage Current tester, in 1.06 times of rated voltages Pressure under, keep pressure 3s, current value should be not more than 3.5mA；S6：The test of power is consumed, tests the power of consumption under specified washing state and under specified dewatering state respectively, should be with Requirement on product description is consistent；S7：The test of starting characteristic, washing state and the specified work of dewatering state are separately adjusted to angularly by the voltage at washing machine both ends Washing machine should be able to run well when making ± the 10% of magnitude of voltage；S8：The test of vibration performance, washing machine is placed in stable plane, makes washing machine in the rated operation of washing After 5~10min of lower operating, shaking for each center side position of washing machine and washing machine cover middle position is detected respectively with vialog Width, should meet the requirements,S9：Above S1~S8 steps are examined and completed, then complete the Safety Inspection of whole washing machine, the qualified products drawn Into next process, substandard product is sent into and reprocesses line.
- 2. a kind of two-tub washing machine Safety Inspection method according to claim 1, it is characterised in that the spilling water is exhausted Waterflood injection rate is 15~25L/min in edge resistance test, and the spilling water time is 5~10min.
- 3. a kind of two-tub washing machine Safety Inspection method according to claim 1, it is characterised in that the water drenching is exhausted The speed sprayed water in edge resistance test is 5~15L/min, and water spraying time is 5~10min.
- A kind of 4. two-tub washing machine Safety Inspection method according to claim 1, it is characterised in that the vibratility The criterion of acceptability of the test of energy should be not more than 1.0mm for the amplitude of each center side position and washing machine cover middle position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610461165.8A CN106197534B (en) | 2016-06-23 | 2016-06-23 | A kind of two-tub washing machine Safety Inspection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610461165.8A CN106197534B (en) | 2016-06-23 | 2016-06-23 | A kind of two-tub washing machine Safety Inspection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106197534A CN106197534A (en) | 2016-12-07 |
| CN106197534B true CN106197534B (en) | 2018-04-13 |
Family
ID=57461243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610461165.8A Active CN106197534B (en) | 2016-06-23 | 2016-06-23 | A kind of two-tub washing machine Safety Inspection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106197534B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424024A (en) * | 2008-10-15 | 2009-05-06 | 松下电化住宅设备机器(杭州)有限公司 | Detection method and system for detecting dewatering barrel operation status in washing machine |
| CN101937036A (en) * | 2010-08-24 | 2011-01-05 | 深圳市华曦达科技股份有限公司 | Electric appliance fault detection method, device and system |
| JP2014057789A (en) * | 2012-09-19 | 2014-04-03 | Toshiba Corp | Washing machine |
| CN204780313U (en) * | 2015-06-17 | 2015-11-18 | 青岛海尔科技有限公司 | A control circuit for double container washing and extracting machine |
| CN105088629B (en) * | 2015-08-05 | 2018-04-20 | 无锡小天鹅股份有限公司 | Two-tub washing machine |
-
2016
- 2016-06-23 CN CN201610461165.8A patent/CN106197534B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106197534A (en) | 2016-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104614608B (en) | A kind of low pressure parallel arc fault detection means and method | |
| CN103439633A (en) | Low-current ground fault line selection device | |
| CN106463944A (en) | Method for detecting an open-phase condition of a transformer | |
| CN206074693U (en) | Insulating resistor detecting circuit | |
| CN109917960A (en) | A kind of foldable display device | |
| CN106197534B (en) | A kind of two-tub washing machine Safety Inspection method | |
| CN104076213B (en) | Method, sensor and system for analyzing the electric appliance in power line network | |
| CN105759172B (en) | Active earthed system abnormal detector and method | |
| CN203630283U (en) | Hand-held detection device used for cable insulation detection | |
| CN203561722U (en) | Two-frequency signal detection position indicator for electricity overhead line | |
| CN203909201U (en) | DC output electric leakage detection circuit | |
| CN206209031U (en) | The unaged product examine survey of apparatus for automatic aging machine and discharger | |
| CN206114754U (en) | Domestic multi -functional intelligent power distribution case | |
| CN106053112A (en) | Method for checking safety performance of single-container washing machines | |
| CN204462210U (en) | based on the damped oscillation generator of electronic switch | |
| CN202649392U (en) | Portable partial discharge pulse current sensor | |
| CN208588772U (en) | A kind of rotary type high voltage electroscope | |
| CN202661583U (en) | Portable device for lively measuring electrical defects of high-voltage insulator | |
| CN203071425U (en) | High-tension switchgear having self-checking function | |
| CN205720500U (en) | Active earthed system abnormal detector | |
| CN108535528B (en) | Capacitance current testing method, device and system based on frequency sweep method | |
| CN205539282U (en) | Electricity force measuring instrument | |
| CN202013398U (en) | Leakage indicator for electrical appliance shell | |
| CN205880040U (en) | Capacitor bank unbalance current testing arrangement | |
| CN109731856A (en) | A kind of detection system of LED support plasma cleaning process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |