CN109188140A - Power supply adaptor electric performance testing device - Google Patents
Power supply adaptor electric performance testing device Download PDFInfo
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- CN109188140A CN109188140A CN201811072756.1A CN201811072756A CN109188140A CN 109188140 A CN109188140 A CN 109188140A CN 201811072756 A CN201811072756 A CN 201811072756A CN 109188140 A CN109188140 A CN 109188140A
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- 238000012360 testing method Methods 0.000 title claims abstract description 84
- 230000005611 electricity Effects 0.000 claims description 14
- 230000001012 protector Effects 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000011056 performance test Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
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- 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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- 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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
Abstract
The invention discloses a kind of power supply adaptor electric performance testing devices, including for testing the high pressure pressure-resistant machine for bearing voltage, AC power source, for switching the power supply switch circuit of AC power source input or the input of high pressure pressure-resistant machine, power supply adaptor input interface, power supply adaptor output interface and load meter；The high pressure pressure-resistant machine, load meter are connect with AC power source；The output end of the high pressure pressure-resistant machine, AC power source are connect with the input terminal of power supply switch circuit；The output end of the power supply switch circuit is connect with power supply adaptor input interface；The power supply adaptor output interface is connect with load meter, for showing that electrical property exports.The testing efficiency of above-mentioned power supply adaptor electric performance testing device is high.
Description
Technical field
The present invention relates to electric performance test technical fields, are especially a kind of power supply adaptor electric performance testing device.
Background technique
Power supply adaptor is the power supply conversion equipment of small portable electronic device and electronic apparatus, generally by outer
The components compositions such as shell, transformer, inductance, capacitor, control IC, pcb board.Its working principle is that exchange input is converted to direct current
Output.
In the input terminal and output end of power supply adaptor, need to bear the input test of high voltage, i.e. voltage-withstand test.And
In power supply adaptor work, the voltage exported to it, electric current, short circuit etc. is needed to test, i.e. performance test.The prior art
Electric performance testing device be individual event test device, i.e. pressure resistant testing device or performance testing device.It, first will be by when test
The power supply adaptor access pressure resistant testing device of survey carries out voltage-withstand test, then again surveys tested power supply adaptor access performance
Trial assembly, which is set, to be tested for the property.Above-mentioned test device needs to dismount twice, therefore more time-consuming, and testing efficiency is lower.
Summary of the invention
The technical problem to be solved by the present invention is to provide power supply adaptor electric performance testing device, power supply adaptor electricity
The testing efficiency of performance testing device is high.
The technical scheme is that providing a kind of power supply adaptor electric performance testing device, including born for testing
The high pressure pressure-resistant machine of voltage, AC power source, for switching the power supply switch circuit of AC power source input or the input of high pressure pressure-resistant machine,
Power supply adaptor input interface, power supply adaptor output interface and load meter；The high pressure pressure-resistant machine, load meter with exchange
Power supply connection；The output end of the high pressure pressure-resistant machine, AC power source are connect with the input terminal of power supply switch circuit；The power supply
The output end of switching circuit is connect with power supply adaptor input interface；The power supply adaptor output interface is connect with load meter,
For showing that electrical property exports.
The power supply switch circuit includes the DC power supply P1 for AC-DC conversion, starts switch SB1, the first delay
Module KT1, the second time delay module KT2, the first relay KM1, the second relay KM2, the first cylinder top tip M1, the second cylinder top
Needle M2, for controlling the first solenoid valve TM1 of the first cylinder top tip M1 opening and closing, opened and closed for control the second cylinder top tip M2 the
Two solenoid valve TM2；
Two input terminals of the DC power supply P1 are connect with AC power source, two output ends and first of the DC power supply P1
Time delay module KT1, the second time delay module KT2 connection power to the first time delay module KT1, the second time delay module KT2；
The triggering end of the first time delay module KT1 is connect with the one end for starting switch SB1, described to start switch SB1's
The other end is connect with the first output end of the DC power supply P1；
The first output end of the DC power supply P1 also with the normal open switch KT11 controlled by the first time delay module KT1 one
Coil one end of one end connection at end, normally closed switch KT12, the other end of the normal open switch KT11 and the first relay KM1 connect
It connects, the coil other end of the first relay KM1 is connect with the second output terminal of DC power supply P1；The normally closed switch KT12
The other end connect with the triggering end of the second time delay module KT2；The first output end of the DC power supply P1 also prolongs with by second
When module KT2 control normal open switch KT21 one end connection, the other end of the normal open switch KT21 and the second relay KM2
The connection of coil one end, the coil other end of the second relay KM2 connect with the second output terminal of DC power supply P1；
Respectively and directly by the first input end of the first relay KM1 normal open switch KM11 controlled, the second input terminal
Two output ends of galvanic electricity source P1 connect, the first output end of the normal open switch KM11, second output terminal respectively with the first electromagnetism
Valve TM1 connection；
Respectively and directly by the first input end of the second relay KM2 normal open switch KM21 controlled, second output terminal
Two output ends of galvanic electricity source P1 connect, the first input end of the normal open switch KM21, second output terminal respectively with the second electromagnetism
Valve TM2 connection；Third input terminal, the 4th input terminal of normal open switch KM21 is connect with two input terminals of AC power source respectively；
By the first input end of the first cylinder top tip M1 normal open switch K11 controlled, the second input terminal with high pressure pressure resistance
One output end of machine connects, by the third input terminal of the first cylinder top tip M1 normal open switch K11 controlled, the 4th input terminal with
Another output end of high pressure pressure-resistant machine connects；The first output end of the normal open switch K11 and power supply adaptor input interface
First end connection, second output terminal are connect with the second end of power supply adaptor input interface, third output end and power supply adaptor
The first end of output interface connects, and the 4th output end is connect with the second end of power supply adaptor output interface；
First input end, the second input terminal by the second cylinder top tip M2 normal open switch K21 controlled is suitable with power supply respectively
The first end and second end of orchestration input interface connects, the third input terminal of normal open switch K21, the 4th input terminal respectively with power supply
The first end and second end of adapter output interface connects；The first output end of normal open switch K21, second output terminal are respectively and often
The third input terminal of switch KM21, the connection of the 4th input terminal；The third input terminal of normal open switch K21, the 4th input terminal difference
It is connect with two input terminals respectively with load meter.
The power supply adaptor electric performance testing device further includes display device, the display device include the 5th after
Electric appliance KM5, the 6th relay KM6 and test indicator light 1；The both ends of the 5th relay KM5 coil respectively with first after
The both ends of electric appliance KM1 connect；The both ends of the 6th relay KM6 coil are connect with the both ends of the second relay KM6 respectively；By
One end of the normal open switch KM51 of 5th relay KM5 coil control, the normal open switch controlled by the 6th relay KM6 coil
One end of KM61 is connect with the first output end of DC power supply P1, the other end of normal open switch KM51, normal open switch KM61
The other end is connect with the first input end of test indicator light 1, the second input terminal and DC power supply P1 of the test indicator light 1
Second output terminal connection.
The power supply adaptor electric performance testing device also emergency stop circuit, the emergency stop circuit includes stop button
SB3, one end of the stop button SB3 are connect with the first output end of DC power supply P1, the other end of the stop button SB3
With the end that stops working of the first time delay module KT1, the second time delay module KT2, which stops working, holds connection.
The power supply adaptor electric performance testing device also short-circuit protection, the short-circuit protection includes short
Road protector and short-circuit protection lamp, the short-circuit protector and short-circuit protection are connected on two input terminal of alternating voltage and open with normally opened
It closes between the third input terminal of KM2, the 4th input terminal.
A kind of power supply adaptor electric performance testing device, it is characterised in that: resistance to including the high pressure for testing receiving voltage
Press, AC power source, for switching the first power supply switch circuit and the second electricity of AC power source input or the input of high pressure pressure-resistant machine
Source switching circuit, the first power supply adaptor input interface, second source adapter input interface, the output of the first power supply adaptor connect
Mouth and second source adapter output interface and load meter；The high pressure pressure-resistant machine, load meter are connect with AC power source；
The output end of the high pressure pressure-resistant machine, AC power source with the input terminal of the first power supply switch circuit, second source switching circuit
Input terminal connection；The output end of first power supply switch circuit, second source switching circuit output end respectively with first
Power supply adaptor input interface, the connection of second source adapter input interface；The first power supply adaptor input interface, second
Power supply adaptor input interface is connect with load meter, for showing that electrical property exports.
First power supply switch circuit is identical as second source switching circuit circuit structure；The power supply switches electricity
The structure on road is as described above.
After using the above structure, compared with prior art, the present invention having the advantage that
Electric performance testing device of the present invention is two test devices, i.e., pressure resistant testing device and performance testing device be successively
It works.When test, power supply adaptor access pressure resistant testing device that first will be tested carries out voltage-withstand test, then progressive again
It can test.Above-mentioned test device only needs to dismount once, therefore more time saving and energy saving, and testing efficiency is higher.
Detailed description of the invention
Fig. 1 is the circuit block diagram of power supply adaptor electric performance testing device of the present invention
Fig. 2 and Fig. 3 is the circuit diagram of power supply adaptor electric performance testing device of the present invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
As shown in Figure 1, Figure 2, Figure 3 shows, Fig. 2, Fig. 3 combine be power supply adaptor electric performance testing device of the present invention electricity
Road schematic diagram.A kind of power supply adaptor electric performance testing device of the present invention, including the high pressure pressure-resistant machine for test receiving voltage,
AC power source, for switching the power supply switch circuit of AC power source input or the input of high pressure pressure-resistant machine, power supply adaptor input is connect
Mouthful, power supply adaptor output interface and load meter；The high pressure pressure-resistant machine, load meter are connect with AC power source；The height
The output end of pressure-resistant machine, AC power source is pressed to connect with the input terminal of power supply switch circuit；The output of the power supply switch circuit
End is connect with power supply adaptor input interface；The power supply adaptor output interface is connect with load meter, for showing electrical property
Output.
The power supply switch circuit includes the DC power supply P1 for AC-DC conversion, starts switch SB1, the first delay
Module KT1, the second time delay module KT2, the first relay KM1, the second relay KM2, the first cylinder top tip M1, the second cylinder top
Needle M2, for controlling the first solenoid valve TM1 of the first cylinder top tip M1 opening and closing, opened and closed for control the second cylinder top tip M2 the
Two solenoid valve TM2；
Two input terminals of the DC power supply P1 are connect with AC power source, two output ends and first of the DC power supply P1
Time delay module KT1, the second time delay module KT2 connection power to the first time delay module KT1, the second time delay module KT2；
The triggering end of the first time delay module KT1 is connect with the one end for starting switch SB1, described to start switch SB1's
The other end is connect with the first output end of the DC power supply P1；
The first output end of the DC power supply P1 also with the normal open switch KT11 controlled by the first time delay module KT1 one
Coil one end of one end connection at end, normally closed switch KT12, the other end of the normal open switch KT11 and the first relay KM1 connect
It connects, the coil other end of the first relay KM1 is connect with the second output terminal of DC power supply P1；The normally closed switch KT12
The other end connect with the triggering end of the second time delay module KT2；The first output end of the DC power supply P1 also prolongs with by second
When module KT2 control normal open switch KT21 one end connection, the other end of the normal open switch KT21 and the second relay KM2
The connection of coil one end, the coil other end of the second relay KM2 connect with the second output terminal of DC power supply P1；
Respectively and directly by the first input end of the first relay KM1 normal open switch KM11 controlled, the second input terminal
Two output ends of galvanic electricity source P1 connect, the first output end of the normal open switch KM11, second output terminal respectively with the first electromagnetism
Valve TM1 connection；
Respectively and directly by the first input end of the second relay KM2 normal open switch KM21 controlled, second output terminal
Two output ends of galvanic electricity source P1 connect, the first input end of the normal open switch KM21, second output terminal respectively with the second electromagnetism
Valve TM2 connection；Third input terminal, the 4th input terminal of normal open switch KM21 is connect with two input terminals of AC power source respectively；
By the first input end of the first cylinder top tip M1 normal open switch K11 controlled, the second input terminal with high pressure pressure resistance
One output end of machine connects, by the third input terminal of the first cylinder top tip M1 normal open switch K11 controlled, the 4th input terminal with
Another output end of high pressure pressure-resistant machine connects；The first output end of the normal open switch K11 and power supply adaptor input interface
First end connection, second output terminal are connect with the second end of power supply adaptor input interface, third output end and power supply adaptor
The first end of output interface connects, and the 4th output end is connect with the second end of power supply adaptor output interface；
First input end, the second input terminal by the second cylinder top tip M2 normal open switch K21 controlled is suitable with power supply respectively
The first end and second end of orchestration input interface connects, the third input terminal of normal open switch K21, the 4th input terminal respectively with power supply
The first end and second end of adapter output interface connects；The first output end of normal open switch K21, second output terminal are respectively and often
The third input terminal of switch KM21, the connection of the 4th input terminal；The third input terminal of normal open switch K21, the 4th input terminal difference
It is connect with two input terminals respectively with load meter.
The power supply adaptor electric performance testing device further includes display device, the display device include the 5th after
Electric appliance KM5, the 6th relay KM6 and test indicator light 1；The both ends of the 5th relay KM5 coil respectively with first after
The both ends of electric appliance KM1 connect；The both ends of the 6th relay KM6 coil are connect with the both ends of the second relay KM6 respectively；By
One end of the normal open switch KM51 of 5th relay KM5 coil control, the normal open switch controlled by the 6th relay KM6 coil
One end of KM61 is connect with the first output end of DC power supply P1, the other end of normal open switch KM51, normal open switch KM61
The other end is connect with the first input end of test indicator light 1, the second input terminal and DC power supply P1 of the test indicator light 1
Second output terminal connection.
The power supply adaptor electric performance testing device also emergency stop circuit, the emergency stop circuit includes stop button
SB3, one end of the stop button SB3 are connect with the first output end of DC power supply P1, the other end of the stop button SB3
With the end that stops working of the first time delay module KT1, the second time delay module KT2, which stops working, holds connection.
The power supply adaptor electric performance testing device also short-circuit protection, the short-circuit protection includes short
Road protector and short-circuit protection lamp, the short-circuit protector and short-circuit protection are connected on two input terminal of alternating voltage and open with normally opened
It closes between the third input terminal of KM2, the 4th input terminal.
A kind of power supply adaptor electric performance testing device, it is characterised in that: resistance to including the high pressure for testing receiving voltage
Press, AC power source, for switching the first power supply switch circuit and the second electricity of AC power source input or the input of high pressure pressure-resistant machine
Source switching circuit, the first power supply adaptor input interface, second source adapter input interface, the output of the first power supply adaptor connect
Mouth and second source adapter output interface and load meter；The high pressure pressure-resistant machine, load meter are connect with AC power source；
The output end of the high pressure pressure-resistant machine, AC power source with the input terminal of the first power supply switch circuit, second source switching circuit
Input terminal connection；The output end of first power supply switch circuit, second source switching circuit output end respectively with first
Power supply adaptor input interface, the connection of second source adapter input interface；The first power supply adaptor input interface, second
Power supply adaptor input interface is connect with load meter, for showing that electrical property exports.
First power supply switch circuit is identical as second source switching circuit circuit structure, second source switching circuit
Structure it is identical as the structure of the first power supply switch circuit, specific label is different, in detail as shown in Figure 3.The power supply switches electricity
Road includes the DC power supply P1 for AC-DC conversion, starts switch SB1, the first time delay module KT1, the second time delay module KT2,
First relay KM1, the second relay KM2, the first cylinder top tip M1, the second cylinder top tip M2, for controlling the first cylinder top
First solenoid valve TM1 of needle M1 opening and closing, for controlling the second solenoid valve TM2 of the second cylinder top tip M2 opening and closing；
Two input terminals of the DC power supply P1 are connect with AC power source, two output ends and first of the DC power supply P1
Time delay module KT1, the second time delay module KT2 connection power to the first time delay module KT1, the second time delay module KT2；
The triggering end of the first time delay module KT1 is connect with the one end for starting switch SB1, described to start switch SB1's
The other end is connect with the first output end of the DC power supply P1；
The first output end of the DC power supply P1 also with the normal open switch KT11 controlled by the first time delay module KT1 one
Coil one end of one end connection at end, normally closed switch KT12, the other end of the normal open switch KT11 and the first relay KM1 connect
It connects, the coil other end of the first relay KM1 is connect with the second output terminal of DC power supply P1；The normally closed switch KT12
The other end connect with the triggering end of the second time delay module KT2；The first output end of the DC power supply P1 also prolongs with by second
When module KT2 control normal open switch KT21 one end connection, the other end of the normal open switch KT21 and the second relay KM2
The connection of coil one end, the coil other end of the second relay KM2 connect with the second output terminal of DC power supply P1；
Respectively and directly by the first input end of the first relay KM1 normal open switch KM11 controlled, the second input terminal
Two output ends of galvanic electricity source P1 connect, the first output end of the normal open switch KM11, second output terminal respectively with the first electromagnetism
Valve TM1 connection；
Respectively and directly by the first input end of the second relay KM2 normal open switch KM21 controlled, second output terminal
Two output ends of galvanic electricity source P1 connect, the first input end of the normal open switch KM21, second output terminal respectively with the second electromagnetism
Valve TM2 connection；Third input terminal, the 4th input terminal of normal open switch KM21 is connect with two input terminals of AC power source respectively；
By the first input end of the first cylinder top tip M1 normal open switch K11 controlled, the second input terminal with high pressure pressure resistance
One output end of machine connects, by the third input terminal of the first cylinder top tip M1 normal open switch K11 controlled, the 4th input terminal with
Another output end of high pressure pressure-resistant machine connects；The first output end of the normal open switch K11 and power supply adaptor input interface
First end connection, second output terminal are connect with the second end of power supply adaptor input interface, third output end and power supply adaptor
The first end of output interface connects, and the 4th output end is connect with the second end of power supply adaptor output interface；
First input end, the second input terminal by the second cylinder top tip M2 normal open switch K21 controlled is suitable with power supply respectively
The first end and second end of orchestration input interface connects, the third input terminal of normal open switch K21, the 4th input terminal respectively with power supply
The first end and second end of adapter output interface connects；The first output end of normal open switch K21, second output terminal are respectively and often
The third input terminal of switch KM21, the connection of the 4th input terminal；The third input terminal of normal open switch K21, the 4th input terminal difference
It is connect with two input terminals respectively with load meter.
The power supply adaptor electric performance testing device further includes display device, the display device include the 5th after
Electric appliance KM5, the 6th relay KM6 and test indicator light 1；The both ends of the 5th relay KM5 coil respectively with first after
The both ends of electric appliance KM1 connect；The both ends of the 6th relay KM6 coil are connect with the both ends of the second relay KM6 respectively；By
One end of the normal open switch KM51 of 5th relay KM5 coil control, the normal open switch controlled by the 6th relay KM6 coil
One end of KM61 is connect with the first output end of DC power supply P1, the other end of normal open switch KM51, normal open switch KM61
The other end is connect with the first input end of test indicator light 1, the second input terminal and DC power supply P1 of the test indicator light 1
Second output terminal connection.
The power supply adaptor electric performance testing device also emergency stop circuit, the emergency stop circuit includes stop button
SB3, one end of the stop button SB3 are connect with the first output end of DC power supply P1, the other end of the stop button SB3
With the end that stops working of the first time delay module KT1, the second time delay module KT2, which stops working, holds connection.
The power supply adaptor electric performance testing device also short-circuit protection, the short-circuit protection includes short
Road protector and short-circuit protection lamp, the short-circuit protector and short-circuit protection are connected on two input terminal of alternating voltage and open with normally opened
It closes between the third input terminal of KM2, the 4th input terminal.
Working principle: the present invention is listed to be had for the example there are two test station with a test station and one
The promotion of bright efficiency of the present invention.When tool is there are two when test station, meeting is connected in the circuit for start switch SB1 by the 7th relay
The normally closed switch KM72 of device control, the normally closed switch KM82 controlled by the 8th relay, can go here and there in the circuit for start switch SB2
Join the normally closed switch KM52 controlled by the 5th relay, the normally closed switch KM62 controlled by the 6th relay, to be protected.
When work, by taking a station as an example.It presses and starts switch SB1, the first time delay module KT1 work, normal open switch
KT11 closure, normally closed switch KT12 are opened, at this point, the first relay KM1 and the 5th relay KM5 work, tests 1 work of indicator light
Make and normal open switch KM11 closure, the first solenoid valve TM1 work, cylinder top tip push so that the input terminal of power supply adaptor and
Output end accesses high pressure pressure-resistant machine, carries out voltage-withstand test, shows qualification if qualified, otherwise alarms.Simultaneously as cylinder is dynamic
The first pneumatic inductive switch QK1 that sets out is closed, and the 9th relay work, normally closed switch KM92 is disconnected, and prevents the tenth relay
K10 work.The voltage-withstand test time (working time of the first time delay module KT1) arrives, and the first time delay module KT1 stops working, often
KT12 closure, the second time delay module KT2 work are closed in make and break, at this point, normal open switch KT21 is closed, the second relay KM2 and the 6th
Relay KM6 work, the work of test indicator light 1 and normal open switch KM21 closure, second solenoid valve TM2 work and alternating current
Source access, cylinder top tip pushes so that the input terminal of power supply adaptor accesses AC power source, and the output of power supply adaptor terminates
Enter load meter, display voltage value, current value and short-circuit alarming.
The present invention is not limited only to above embodiments, and specific structure is allowed to vary.In every case it is wanted in independent right of the present invention
Made various change is within the scope of the invention in the protection scope asked.
Claims (7)
1. a kind of power supply adaptor electric performance testing device, it is characterised in that: including for testing the high pressure pressure resistance for bearing voltage
Machine, AC power source, for switching the power supply switch circuit of AC power source input or the input of high pressure pressure-resistant machine, power supply adaptor input
Interface, power supply adaptor output interface and load meter；The high pressure pressure-resistant machine, load meter are connect with AC power source；It is described
The output end of high pressure pressure-resistant machine, AC power source are connect with the input terminal of power supply switch circuit；The power supply switch circuit it is defeated
Outlet is connect with power supply adaptor input interface；The power supply adaptor output interface is connect with load meter, for showing electrical property
It can output.
2. power supply adaptor electric performance testing device according to claim 1, it is characterised in that: the power supply switches electricity
Road includes the DC power supply P1 for AC-DC conversion, starts switch SB1, the first time delay module KT1, the second time delay module KT2,
First relay KM1, the second relay KM2, the first cylinder top tip M1, the second cylinder top tip M2, for controlling the first cylinder top
First solenoid valve TM1 of needle M1 opening and closing, for controlling the second solenoid valve TM2 of the second cylinder top tip M2 opening and closing；
Two input terminals of the DC power supply P1 are connect with AC power source, two output ends of the DC power supply P1 and the first delay
Module KT1, the second time delay module KT2 connection power to the first time delay module KT1, the second time delay module KT2；
The triggering end of the first time delay module KT1 is connect with the one end for starting switch SB1, described to start switch the another of SB1
End is connect with the first output end of the DC power supply P1；
The first output end of the DC power supply P1 also with one end of the normal open switch KT11 controlled by the first time delay module KT1,
One end of normally closed switch KT12 connects, and the other end of the normal open switch KT11 is connect with coil one end of the first relay KM1,
The coil other end of the first relay KM1 is connect with the second output terminal of DC power supply P1；The normally closed switch KT12's
The other end is connect with the triggering end of the second time delay module KT2；The first output end of the DC power supply P1 is also and by the second delay
One end connection of the normal open switch KT21 of module KT2 control, the other end of the normal open switch KT21 and the second relay KM2's
The connection of coil one end, the coil other end of the second relay KM2 are connect with the second output terminal of DC power supply P1；
By the first input end of the first relay KM1 normal open switch KM11 controlled, the second input terminal respectively with direct current
Two output ends of source P1 connect, the first output end of the normal open switch KM11, second output terminal respectively with the first solenoid valve TM1
Connection；
By the first input end of the second relay KM2 normal open switch KM21 controlled, second output terminal respectively with direct current
Two output ends of source P1 connect, the first input end of the normal open switch KM21, second output terminal respectively with second solenoid valve TM2
Connection；Third input terminal, the 4th input terminal of normal open switch KM21 is connect with two input terminals of AC power source respectively；
By the first input end of the first cylinder top tip M1 normal open switch K11 controlled, the second input terminal with high pressure pressure-resistant machine
The connection of one output end, and high pressure by the third input terminal of the first cylinder top tip M1 normal open switch K11 controlled, the 4th input terminal
Another output end of pressure-resistant machine connects；The first output end of the normal open switch K11 and the first of power supply adaptor input interface
End connection, second output terminal are connect with the second end of power supply adaptor input interface, and third output end and power supply adaptor export
The first end of interface connects, and the 4th output end is connect with the second end of power supply adaptor output interface；
By the first input end of the second cylinder top tip M2 normal open switch K21 controlled, the second input terminal respectively with power supply adaptor
The first end and second end of input interface connects, the third input terminal of normal open switch K21, the 4th input terminal respectively with power adaptation
The first end and second end of device output interface connects；The first output end of normal open switch K21, second output terminal are opened with normally opened respectively
Close third input terminal, the connection of the 4th input terminal of KM21；The third input terminal of normal open switch K21, the 4th input terminal respectively with point
It is not connect with two input terminals of load meter.
3. power supply adaptor electric performance testing device according to claim 2, it is characterised in that: the power supply adaptor
Electric performance testing device further includes display device, the display device include the 5th relay KM5, the 6th relay KM6 with
And test indicator light 1；The both ends of the 5th relay KM5 coil are connect with the both ends of the first relay KM1 respectively；Described
The both ends of six relay KM6 coils are connect with the both ends of the second relay KM6 respectively；It is controlled by the 5th relay KM5 coil
One end of normal open switch KM51, the normal open switch KM61 controlled by the 6th relay KM6 coil one end with DC power supply P1
The connection of the first output end, the other end of normal open switch KM51, normal open switch KM61 the other end with test indicator light 1 the
Second input terminal of the connection of one input terminal, the test indicator light 1 is connect with the second output terminal of DC power supply P1.
4. power supply adaptor electric performance testing device according to claim 2, it is characterised in that: the power supply adaptor
Electric performance testing device also emergency stop circuit, the emergency stop circuit include stop button SB3, one end of the stop button SB3
It is connect with the first output end of DC power supply P1, the stopping work of the other end of the stop button SB3 and the first time delay module KT1
Make end, the second time delay module KT2, which stops working, holds connection.
5. power supply adaptor electric performance testing device according to claim 2, it is characterised in that: the power supply adaptor
Electric performance testing device also short-circuit protection, the short-circuit protection include short-circuit protector and short-circuit protection lamp, institute
The short-circuit protector and short-circuit protection stated are connected on the third input terminal of two input terminal of alternating voltage and normal open switch KM2, the 4th
Between input terminal.
6. a kind of power supply adaptor electric performance testing device, it is characterised in that: a kind of power supply adaptor electric performance testing device,
It is characterized in that: including for testing the high pressure pressure-resistant machine for bearing voltage, AC power source, for switching AC power source input or high pressure
The first power supply switch circuit and second source switching circuit of pressure-resistant machine input, the first power supply adaptor input interface, the second electricity
Source adapter input interface, the first power supply adaptor output interface and second source adapter output interface and load meter；
The high pressure pressure-resistant machine, load meter are connect with AC power source；The output end of the high pressure pressure-resistant machine, AC power source are with first
The input terminal connection of the input terminal, second source switching circuit of power supply switch circuit；The output of first power supply switch circuit
It holds, the output end of second source switching circuit connects with the first power supply adaptor input interface, the input of second source adapter respectively
Mouth connection；The first power supply adaptor input interface, second source adapter input interface are connect with load meter, for showing
Show that electrical property exports.
7. power supply adaptor electric performance testing device according to claim 6, it is characterised in that: first power supply is cut
It is identical as second source switching circuit circuit structure to change circuit；The structure of the power supply switch circuit such as claim 2-6 institute
It states.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072756.1A CN109188140B (en) | 2018-09-14 | 2018-09-14 | Power adapter electrical property testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072756.1A CN109188140B (en) | 2018-09-14 | 2018-09-14 | Power adapter electrical property testing device |
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| CN109188140A true CN109188140A (en) | 2019-01-11 |
| CN109188140B CN109188140B (en) | 2024-03-15 |
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| CN201811072756.1A Active CN109188140B (en) | 2018-09-14 | 2018-09-14 | Power adapter electrical property testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927630A (en) * | 2019-11-27 | 2020-03-27 | 广州市翼德电器有限公司 | Adapter plug test fixture |
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| JP2006174635A (en) * | 2004-12-17 | 2006-06-29 | Nissan Diesel Motor Co Ltd | Power supply system |
| CN202870190U (en) * | 2012-08-01 | 2013-04-10 | 天津市自行车研究院 | Comprehensive testing stand for charger used for electric bicycle |
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| CN109188140B (en) | 2024-03-15 |
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