CN108828371A - Household electric appliance safety is test bed - Google Patents
Household electric appliance safety is test bed Download PDFInfo
- Publication number
- CN108828371A CN108828371A CN201810812249.0A CN201810812249A CN108828371A CN 108828371 A CN108828371 A CN 108828371A CN 201810812249 A CN201810812249 A CN 201810812249A CN 108828371 A CN108828371 A CN 108828371A
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- terminal
- leakage current
- line
- working condition
- terminal board
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- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 238000005259 measurement Methods 0.000 claims abstract description 46
- 238000009434 installation Methods 0.000 claims abstract description 10
- 241000234295 Musa Species 0.000 claims description 7
- 235000018290 Musa x paradisiaca Nutrition 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000011076 safety test Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
Household electric appliance safety of the invention is test bed, including the table top being mounted on stage body, it is characterised in that：Top thermocouple terminal board, working condition leakage current measurement terminal board, electrical parameter measuring instrument connection terminal, tested utensil power outlet are installed on table top, circumscripted power line terminal board, side thermocouple terminal box are installed on stage body, wherein, installation is connected with leakage circuit breakers in circumscripted power line terminal board, installation circuit and pressure regulator, the adjustment disk of pressure regulator are located at outside stage body inside stage body.The beneficial effects of the invention are as follows, cover most of common pilot project in household electrical appliance detection, a kind of convenient and efficient, safe and reliable test platform is provided for testing crew, in the working efficiency for improving family's electro-detection, testing crew labor intensity is reduced, raising test safety etc. plays the role of positive.
Description
Technical field
The present invention relates to electrical testing equipment technical field, specially a kind of Household electric appliance safety is test bed.
Background technique
Household electrical appliances safety test is appliance design, essential link in production, the testboard that market is sold at present,
Mostly universal testboard can only provide the functions such as power supply, part circuit on-off, lack for special required for safety test
Design, such as connection, connection of leakage current testing of thermocouple wire etc., so, when safety detection personnel test,
Various instruments require to be placed on testing stand, and thermocouple wire, power supply line are arranged from table top, and entire table top of testing seems miscellaneous
Disorderly, and there are security risks.
Summary of the invention
A kind of in order to compensate for the shortcomings of the prior art, the present invention provides structures simple, esy to use, safe and reliable, function
The comprehensive Household electric appliance safety of energy is test bed.
The present invention is achieved through the following technical solutions：
Household electric appliance safety of the invention is test bed, including the table top being mounted on stage body, it is characterised in that：Pacify on table top
Equipped with top thermocouple terminal board, working condition leakage current measurement terminal board, electrical parameter measuring instrument connection terminal, tested utensil
Power outlet；Circumscripted power line terminal board, side thermocouple terminal box are installed, wherein circumscripted power line terminal board on stage body
Interior installation is connected with leakage circuit breakers, connects one to one inside top thermocouple terminal board and side thermocouple terminal box；Platform
Internal portion's installation circuit and pressure regulator, the adjustment disk of pressure regulator are located at outside stage body.
Isolating transformer is installed in stage body；Working condition leakage current measurement terminal board is provided with sequentially connected work
State leakage current terminal function switch, ground line on-off switch and working condition leakage current measurement terminal.
K-type thermo-couple socket is installed, which is attached with temperature measuring instrument, pushes up inside the thermocouple terminal box of side
K-type thermo-couple socket is installed inside portion's thermocouple terminal box, the thermocouple being arranged on tested utensil is connected by the socket.
Circuit structure is：G line, L line, the N line power supply terminal of circumscripted power line terminal board all connect leakage circuit breakers, then
L line, N line successively connect the respective terminal of working condition leakage current measurement terminal board, G after pressure regulator, isolating transformer
Line connects the respective terminal of working condition leakage current measurement terminal board after leakage circuit breakers；G line passes through leakage circuit breakers
After be also connected with tested utensil power outlet；L line connects tested utensil power outlet after isolating transformer, and L line is by isolation
Electrical parameter measuring instrument connection terminal is also connected with after transformer；N line is also connected by electrical parameter measuring instrument after leakage circuit breakers
Terminal connects tested utensil power outlet.
Table top left area is used to place test angles, and table top upper right corner setting top thermocouple terminal board, working condition are let out
Leakage current measurement terminal board, electrical parameter measuring instrument connection terminal, tested utensil power outlet, table top right area is for putting survey
Test instrument.
Tested utensil power outlet, using 5 spring hole scokets, can connect single-phase plug with ground for tested utensil power supply
And single-phase not grounded plug.
Electrical parameter measurement instrument connection terminal：It is provided with the banana connector of insulating sheath, with electrical parameter composite measurement
The corresponding terminal of instrument connects, and for measuring the parameter during test, parameter includes the power of voltage, electric current, tested utensil.
In working condition leakage current measurement terminal, working condition leakage current terminal function switch is using the three of low leakage
Phase knife-like switch controls the on-off of entire leakage current measurement terminal and power supply circuit；Ground line on-off switch is responsible for control ground connection
The on-off of line, to adapt to different test requests；Working condition leakage current measurement terminal uses the banana head of having insulation sheath
Socket is attached with leakage current tester table.
In working condition leakage current measurement terminal, working condition leakage current terminal function switch uses air switch.
Leakage current tester table uses leakage current tester.
Temperature measuring instrument can use thermocouple temperature measurement instrument.
The invention has the advantages that this is test bed to be tested for carrying out the safety test of small household appliance
, for the demand of safety test, it is integrated with thermocouple interface, electrical parameter instrumentation tap, working condition leakage current interface, electricity
The common interfaces such as source interface, by carrying out wiring connection inside testboard.The design of this testing stand covers household electrical appliance detection
The middle common pilot project of major part provides a kind of convenient and efficient, safe and reliable test platform for testing crew, is improving house
The working efficiency of electro-detection, reduces testing crew labor intensity, and raising test safety etc. plays the role of positive.
Detailed description of the invention
Attached drawing is structural schematic diagram of the invention.Fig. 1 is main view, and Fig. 2 is right view, and Fig. 3 is top view, and Fig. 4 is work
Make state leakage current measurement terminal box structure figure, Fig. 5 is testing stand internal circuit diagram.
In figure：1. table top, 2. stage bodies, the adjustment disk of 3. pressure regulators, 4. circumscripted power line terminal boards, 5. top heat
Galvanic couple connection terminal box, 6. working condition leakage current measurement terminal boards, 7. electrical parameter measuring instrument connection terminals, 8. tested devices
Has power outlet, 9. side thermocouples connect box, 10. working condition leakage current terminal functions switch, and 11. ground lines lead to
It disconnects and closing, 12. working condition leakage current measurement terminals, 13. leakage circuit breakers, 14. pressure regulators, 15. isolating transformers.
Specific embodiment
Attached drawing is a kind of specific embodiment of the invention.
Household electric appliance safety of the invention is test bed, including the table top 1 being mounted on stage body 2, is equipped on table top
Top thermocouple terminal board 5, working condition leakage current measurement terminal board 6, electrical parameter measuring instrument connection terminal 7, tested utensil
Power outlet 8；Circumscripted power line terminal board 4, side thermocouple terminal box 9 are installed, wherein external power supply line terminals on stage body
Installation is connected with leakage circuit breakers 13, the company of one-to-one correspondence inside top thermocouple terminal board and side thermocouple terminal box in box
It connects；Installation circuit and pressure regulator 14, the adjustment disk 3 of pressure regulator are located at outside stage body inside stage body.
Isolating transformer 15 is installed in stage body；Working condition leakage current measurement terminal board is provided with sequentially connected work
Make state leakage current terminal function switch 10, ground line on-off switch 11 and working condition leakage current measurement terminal 12.
K-type thermo-couple socket is installed, which is attached with temperature measuring instrument, pushes up inside the thermocouple terminal box of side
K-type thermo-couple socket is installed inside portion's thermocouple terminal box, the thermocouple being arranged on tested utensil is connected by the socket.
Circuit structure is：G line, L line, the N line power supply terminal of circumscripted power line terminal board all connect leakage circuit breakers, then
L line, N line successively connect the respective terminal of working condition leakage current measurement terminal board, G after pressure regulator, isolating transformer
Line connects the respective terminal of working condition leakage current measurement terminal board after leakage circuit breakers；G line passes through leakage circuit breakers
After be also connected with tested utensil power outlet；L line connects tested utensil power outlet after isolating transformer, and L line is by isolation
Electrical parameter measuring instrument connection terminal is also connected with after transformer；N line is also connected by electrical parameter measuring instrument after leakage circuit breakers
Terminal connects tested utensil power outlet.
Table top left area is used to place test angles, and table top upper right corner setting top thermocouple terminal board, working condition are let out
Leakage current measurement terminal board, electrical parameter measuring instrument connection terminal, tested utensil power outlet, table top right area is for putting survey
Test instrument.
Tested utensil power outlet, using 5 spring hole scokets, can connect single-phase plug with ground for tested utensil power supply
And single-phase not grounded plug.
Electrical parameter measurement instrument connection terminal：It is provided with the banana connector of insulating sheath, with electrical parameter composite measurement
The corresponding terminal of instrument connects, and for measuring the parameter during test, parameter includes the power of voltage, electric current, tested utensil.
In working condition leakage current measurement terminal, working condition leakage current terminal function switch is using the three of low leakage
Phase knife-like switch controls the on-off of entire leakage current measurement terminal and power supply circuit；Ground line on-off switch is responsible for control ground connection
The on-off of line, to adapt to different test requests；Working condition leakage current measurement terminal uses the banana head of having insulation sheath
Socket is attached with leakage current tester table.
In working condition leakage current measurement terminal, working condition leakage current terminal function switch uses air switch.
Leakage current tester table uses leakage current tester.
Temperature measuring instrument can use thermocouple temperature measurement instrument.
Household electric appliance safety of the invention is test bed, by stage body, table top, various external connection terminals boxes and installation
Internal circuit composition.The effect of each section is as follows.
1. being equipped with pressure regulator inside stage body to meet the requirement of different tests voltage in safety test.
2. being equipped with isolating transformer inside stage body to meet the requirement in safety test with isolated from power.
It is the total power switch of testing stand 3. stage body side is equipped with leakage circuit breakers.
4. in working condition leakage current measurement terminal：Working condition leakage current terminal function switch, without letting out
Open terminal when leakage current measurement, electric shock caused by preventing testing staff from accidentally touching.
Household electric appliance safety of the invention is test bed, and application method is：
Variable-frequency power sources is exported first and is connected with the leakage circuit breakers of testing stand side.
1. power item detection：Variable-frequency power sources is opened, electrical parameter measuring instrument is connected to electrical parameter measurement instrument connecting pin
Son opens the leakage circuit breakers of testboard side, adjusts pressure regulator, until the voltage value that electrical parameter instrument is read is test requirements document
Voltage；Tested utensil is placed on table top left part, the attaching plug for being tested instrument is inserted into tested instrument power socket, opens
The power switch of tested utensil, carries out power detection.
2. temperature rise item detection：According to standard requirements on tested utensil or test angles arrange thermocouple, and by thermocouple
It is connect with the thermocouple connection terminal in the table top upper right corner；Moisture recorder and the thermocouple connection terminal of testing stand side are connected
It connects；The step of according to 1, connects power supply, electrical parameter measurement instrument, tested utensil, and according to 1 the step of regulates voltage, start-up temperature
Recorder and tested utensil carry out the detection of temperature rise project.
3. the detection of leakage current：The step of according to 1, connects tested utensil, power supply and electrical parameter measurement instrument, according to
Standard requirements regulate voltage, open leakage current terminal function switch, the on off operating mode of ground line is selected according to standard requirements,
Leakage current tester table is connected between the L of measurement terminal and G, is connected between N and G and is examined after measurement
It surveys.
The present invention has the following advantages that：
1. being equipped with pressure regulator inside testing stand, the different test voltage requirement of adjustable voltage adaptation.
2. be equipped with isolating transformer inside testing stand, being isolated for equipment under test and power supply ensure that.
3. testing stand is integrated with thermocouple connection terminal, working condition leakage current testing terminal, tested utensil power supply and inserts
The functions terminal such as seat and electric parameter measurement terminal, substantially covers common safety test demand.
It, can be with when without leakage current testing 4. working condition leakage current testing terminal is equipped with functional switch
Leakage current partial function is disconnected from the circuit, guarantees the safety of test process.
5. function terminal uses the band standards plug connector such as sheath banana connector, K-type thermo-couple socket, so that the company of instrument
Connect it is convenient and efficient, securely and reliably.
Claims (9)
1. a kind of Household electric appliance safety is test bed, including the table top being mounted on stage body, it is characterised in that：It is installed on table top
There are top thermocouple terminal board, working condition leakage current measurement terminal board, electrical parameter measuring instrument connection terminal, tested utensil electricity
Supply socket is equipped with circumscripted power line terminal board, side thermocouple terminal box on stage body, wherein in circumscripted power line terminal board
Installation is connected with leakage circuit breakers, connects one to one inside top thermocouple terminal board and side thermocouple terminal box, stage body
Inside installation circuit and pressure regulator, the adjustment disk of pressure regulator are located at outside stage body.
2. Household electric appliance safety according to claim 1 is test bed, it is characterised in that：Isolation is installed to become in stage body
Depressor；Working condition leakage current measurement terminal board be provided with sequentially connected working condition leakage current terminal function switch,
It is grounded on-off switch and working condition leakage current measurement terminal.
3. Household electric appliance safety according to claim 1 or 2 is test bed, it is characterised in that：Side thermocouple terminal
K-type thermo-couple socket is installed, which is attached with temperature measuring instrument, installation inside top thermocouple terminal board inside box
K-type thermo-couple socket connects the thermocouple being arranged on tested utensil by the socket.
4. Household electric appliance safety according to claim 2 is test bed, it is characterised in that：Circuit structure is：External electricity
G line, L line, the N line power supply terminal of source line terminals box all connect leakage circuit breakers, then L line, N line successively pass through pressure regulator, every
From the respective terminal for connecting working condition leakage current measurement terminal board after transformer, G line connects work after leakage circuit breakers
Make the respective terminal of state leakage current measurement terminal box；G line is also connected with tested utensil power outlet after leakage circuit breakers；
L line connects tested utensil power outlet after isolating transformer, and L line is also connected with electrical parameter measuring instrument after isolating transformer
Connection terminal；N line also connects tested utensil power outlet by electrical parameter measuring instrument connection terminal after leakage circuit breakers.
5. Household electric appliance safety according to claim 1 or 2 is test bed, it is characterised in that：Table top left area is used
To place test angles, the setting of the table top upper right corner top thermocouple terminal board, working condition leakage current measurement terminal board, electrical parameter
Measuring instrument connection terminal, tested utensil power outlet, table top right area is for putting test equipment.
6. Household electric appliance safety according to claim 1 or 2 is test bed, it is characterised in that：Tested utensil power supply is inserted
Seat, using 5 spring hole scokets, can connect single-phase plug with ground and single-phase not grounded plug for tested utensil power supply.
7. Household electric appliance safety according to claim 1 or 2 is test bed, it is characterised in that：Electrical parameter measurement instrument
Connection terminal：It is provided with the banana connector of insulating sheath, is connect with the corresponding terminal of electrical parameter general measuring instrument, for surveying
Parameter during amount test, parameter include the power of voltage, electric current, tested utensil.
8. Household electric appliance safety according to claim 1 or 2 is test bed, it is characterised in that：Working condition leakage electricity
In flow measurement terminal, working condition leakage current terminal function switch controls entire leakage using the three-phase knife-like switch of low leakage
The on-off of current measurement terminal and power supply circuit；Ground line on-off switch is responsible for the on-off of control ground line, different to adapt to
Test request；Working condition leakage current measurement terminal uses the banana connector of having insulation sheath, with leakage current tester
Table is attached.
9. Household electric appliance safety according to claim 8 is test bed, it is characterised in that：Working condition leakage current is surveyed
It measures in terminal, working condition leakage current terminal function switch uses air switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810812249.0A CN108828371A (en) | 2018-07-23 | 2018-07-23 | Household electric appliance safety is test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810812249.0A CN108828371A (en) | 2018-07-23 | 2018-07-23 | Household electric appliance safety is test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108828371A true CN108828371A (en) | 2018-11-16 |
Family
ID=64140274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810812249.0A Pending CN108828371A (en) | 2018-07-23 | 2018-07-23 | Household electric appliance safety is test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108828371A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110596494A (en) * | 2019-09-25 | 2019-12-20 | 中国标准化研究院 | Automatic detection device and detection method for electrical appliance safety |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072860A (en) * | 1980-02-23 | 1981-10-07 | Redsure Elp Ltd | Appliance earth leakage tester |
| CN201138301Y (en) * | 2007-12-25 | 2008-10-22 | 青岛四方车辆研究所有限公司 | Electric heating water boiler test platform |
| CN101477165A (en) * | 2009-01-04 | 2009-07-08 | 宁波出入境检验检疫局检验检疫技术中心 | Integrated test system for security and efficiency of washing machine |
| CN202133731U (en) * | 2011-07-07 | 2012-02-01 | 浙江省检验检疫科学技术研究院 | Integration test control instrument of low voltage electric appliance |
| CN104422835A (en) * | 2013-09-06 | 2015-03-18 | 扬州欣泰电热元件制造有限公司 | Multifunctional tester for electrical performance of electrical heating element |
| CN208459505U (en) * | 2018-07-23 | 2019-02-01 | 山东省计量科学研究院 | Household electric appliance safety is test bed |
-
2018
- 2018-07-23 CN CN201810812249.0A patent/CN108828371A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072860A (en) * | 1980-02-23 | 1981-10-07 | Redsure Elp Ltd | Appliance earth leakage tester |
| CN201138301Y (en) * | 2007-12-25 | 2008-10-22 | 青岛四方车辆研究所有限公司 | Electric heating water boiler test platform |
| CN101477165A (en) * | 2009-01-04 | 2009-07-08 | 宁波出入境检验检疫局检验检疫技术中心 | Integrated test system for security and efficiency of washing machine |
| CN202133731U (en) * | 2011-07-07 | 2012-02-01 | 浙江省检验检疫科学技术研究院 | Integration test control instrument of low voltage electric appliance |
| CN104422835A (en) * | 2013-09-06 | 2015-03-18 | 扬州欣泰电热元件制造有限公司 | Multifunctional tester for electrical performance of electrical heating element |
| CN208459505U (en) * | 2018-07-23 | 2019-02-01 | 山东省计量科学研究院 | Household electric appliance safety is test bed |
Non-Patent Citations (1)
| Title |
|---|
| 栗文彬 等: "电子电路基础实验与实践", 31 October 2004, 第四军医大学出版社, pages: 41 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110596494A (en) * | 2019-09-25 | 2019-12-20 | 中国标准化研究院 | Automatic detection device and detection method for electrical appliance safety |
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