CN2519288Y

CN2519288Y - Test instrument of power supply apparatus

Info

Publication number: CN2519288Y
Application number: CN 01275934
Authority: CN
Inventors: 刘英彰
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-12-05
Filing date: 2001-12-05
Publication date: 2002-10-30
Anticipated expiration: 2011-12-05

Abstract

The utility model relates to a test instrument of a power supply which is an integrated power supply testing machine used for testing a power supply to be tested. The test instrument comprises at least two sets of load output connecting bases, selective switch and a control key set, wherein each set of load output connecting bases can be connected with a power supply to be tested; the selective switch is used for switching and selecting one set of the sets of load output connecting bases to connect the load output of the selected load output connecting bases to the power supply to be tested; the control key set is arranged on the face of a testing plate and is used for controlling the start and the stop of the test instrument of a power supply.

Description

The measurement jig of power supply unit

Technical field

The utility model is a kind of measurement jig of power supply unit, particularly relevant for a kind of measurement jig that is incorporated into the power supply unit test machine.This measurement jig comprises several test links, can connect the measurement jig of at least two power supply unit to be measured.

Background technology

The power supply unit test machine can be tested power supply unit quality and efficient and every electrical specification of various electric equipments, and for example its test event includes input power supply, output voltage, output current, output load, output power, output noise, power-efficient, overvoltage/overcurrent and short-circuit test of this power supply unit of test or the like.

Be illustrated in figure 1 as the connection layout of known power supply unit test machine 1 and power supply unit 2.The link of the power supply unit 2 that general computing machine is used includes several load output links 21 and power supply input link 22, wherein this load output link 21 comprises that again one provides link 211, several links 212 that computer peripheral equipment power supply is provided of computer main frame panel power supply, and this computer peripheral equipment for example includes floppy disk, hard disk drive, CD drive etc.This power supply input link 22 can be connected to line voltage in addition.

Include one group of output load Connection Block 11 that is connected to power supply unit 2, an and input electrical power connection block 12 that connects power supply unit 2 on the known power supply unit test machine 1.Wherein this output load Connection Block 11 comprises Connection Block 111 and several Connection Blocks 112 in order to connection computer peripheral equipment power connector end 212 in order to connection computer main frame panel power connector end 21.

The setting operating key 13 of array and the display 14 of array are still arranged on this power supply unit test machine 1, wherein this setting operating key 13 comprises the load value output in order to each the load Connection Block on the control output load Connection Block 11, and in order to the output voltage values on the control input electrical power connection block 12.And wherein this display 14 comprises in order to load value, the output voltage values of importing electrical power connection block 12 that shows each load Connection Block 111,112, voltage, electric current or the performance number that reaches power supply unit to be measured.

Can testing power supply supply 2 by power supply unit test machine 1.But because this test machine 1 only can be tested one power supply unit 2 at every turn, adding links many on the power supply unit 2 need insert on the Connection Block of test machine 1 one by one, cause many wastes of time, and influence testing process, therefore there is the people to design measurement jig with two groups of test leads, but this measurement jig need rely on, and the operator manually pegs graft, test wait, dismounting, the complicacy and the messy sense of integrated testability connection line have so been caused, and influence the operation of power supply unit test machine, the design of real non-the best.

Summary of the invention

Fundamental purpose of the present utility model promptly is for solving above-mentioned existing shortcoming and actual demand, develop and a kind of power supply unit measurement jig, power supply unit measurement jig and power supply unit test machine can be combined into one, and the operation and the Presentation Function of an integration testing machine are provided, allow the flow process of tester's operational testing power supply supply very easily.

Another purpose of the present utility model provides a kind of power supply unit measurement jig with array load/power supply output Connection Block and load/power supply input Connection Block, and can be by the wherein set in selector switch selection array load/power supply output Connection Block.

A time purpose of the present utility model is the measurement jig that provides above-mentioned, establish a control key groups on it, and be connected to the control key groups of power supply unit test machine, in order to the startup of control power supply unit test machine and stop, this control key groups comprises " beginning " button and one " stopping " button.

Another purpose of the present utility model is the measurement jig that provides above-mentioned, establish a test lamp group on it, and be connected to the test lamp group of the device test machine of power supply supply, in order to present testing power supply supply result, this test lamp group comprises one " qualified " cresset, " defective " cresset and one " in the test " cresset.

A kind of power supply unit measurement jig is integrated a power supply unit test machine, and in order to test power supply unit to be measured, this measurement jig comprises at least two group loads output Connection Block, and each group load output Connection Block can connect a power supply unit to be measured; One selector switch is in order to switch one group that selects in the array load output Connection Block, so that the selected load output Connection Block of putting is connected to power supply unit to be measured; One control key groups is disposed on this test board face, in order to the startup of controlling this power supply unit measurement jig and stop.

Other purpose of the present utility model and effect thereof will be further described by following embodiment and accompanying drawing.

Description of drawings

Fig. 1 is the connection layout of known power supply unit test machine and power supply unit.

Fig. 2 is the stereographic map of the utility model power supply unit measurement jig first embodiment.

Fig. 3 is the stereographic map of the utility model power supply unit measurement jig second embodiment.

Fig. 4 is the stereographic map of the utility model power supply unit measurement jig the 3rd embodiment.

Fig. 5 is the stereographic map of the utility model power supply unit measurement jig the 4th embodiment.

Fig. 6 is the circuit block diagram of the utility model power supply unit measurement jig embodiment.Label declaration:

1: the power supply unit test machine

11: output load Connection Block 111,112: Connection Block

12: input electrical power connection block 13: set operating key

14: display 2: power supply unit

21: load output link

211: the computer main frame panel power connector end

212: peripheral hardware power connector end 22: power supply input link

3: power supply unit measurement jig 31: the test board face

32a, 32b: load output Connection Block

36: selector switch 361: push-button switch

362: suitching type switch 363: rotary switch

37: control key groups 371: the beginning button

372: stop key 38: the test lamp group

381: qualified cresset 382: defective cresset

383: cresset 39 in the test: control circuit board

40: relay 41: hummer

42: volume is adjusted switch

Embodiment

The utility model utilizes the power supply unit test machine to integrate a measurement jig and forms, and this measurement jig can be tested the power supply unit to be measured more than two or two.Fig. 2 is the stereographic map of the utility model power supply unit measurement jig first embodiment.Integrate on this power supply unit measurement jig 3 and disposed a power supply unit test machine 1.This power supply unit measurement jig 3 is provided with a test board face 31, and this test board face 31 is provided with and comprises two groups of load

output Connection Block

32a, 32b, in order to connect power supply unit to be measured.

Also be provided with operation display part branches such as a selector switch 36, a control key groups 37 and a test lamp group 38 on the test board face 31.Wherein selector switch 36 is selected two groups of sets among load output Connection Block 32a, the 32b in order to switch, this selector switch 36 can be two push-button switchs 361, and these two push-button switchs 361 can be a linkage type switch, and interior at one time can only have a switch start.

Control key groups 37 can and stop in order to the startup of control power supply unit test machine 1, and for example it includes at the beginning that button 371 and stops key 372, handled easily person's operation.

Test lamp group 38 is in order to present the test result of power supply unit to be measured, and this test lamp group 38 includes cresset 383 in qualified cresset 381, one a defective cresset 382 and the test, and handled easily is watched.

Fig. 3 is the stereographic map of the utility model power supply unit measurement jig second embodiment.This embodiment is arranged on power supply unit measurement jig 3 on the power supply unit test machine 1, and with power supply unit test machine 1 shaped structures that is combined as a whole, this power supply unit measurement jig 3 is provided with a test board face 31.This test board face 31 is provided with and comprises two groups of load

output Connection Block

32a, 32b, and these two groups of load

output Connection Block

32a, 32b are in order to connect the load output link 21 (simultaneously with reference to shown in Figure 1) of power supply unit 2 to be measured.

Also be provided with operation display part branches such as a selector switch 36, a control key groups 37 and a test lamp group 38 on the embodiment test board face 31 of the present utility model.Wherein selector switch 36 is in order to select the wherein test job of one group of load

output Connection Block

32a, 32b, this selector switch 36 can be two push-button switchs 361, and these two push-button switchs 361 can be a linkage type switch, and interior at one time can only have a switch start.

As Fig. 4 is the stereographic map of the utility model the 3rd embodiment, and wherein this selector switch 36 can be changed formula switch 362 for all, the switch that this suitching type switch 362 switches for two-period form.And Fig. 5 is the stereographic map of the utility model the 4th embodiment, and this selector switch 36 can be a rotary switch 363, and this rotary switch 363 is two sections switches that rotation is switched.

Control key groups 37 is in order to the startup of control power supply unit test machine 1 and stop, and it includes at the beginning that button 371 and stops key 372, handled easily person's operation.Test lamp group 38 includes cresset 383 in qualified cresset 381, one a defective cresset 382 and the test, and handled easily is watched.

Fig. 6 is the circuit block diagram of the utility model power supply unit measurement jig embodiment.Power supply unit measurement jig 3 inside of the utility model embodiment are provided with a control circuit board 39, in order to accept the control of selector switch 36, this selector switch 36 is pilot relay 40 again, be electrically connected two groups of loads/power supply

output Connection Block

32a, 32b wherein one group to first power supply unit 2a or second power supply unit 2b to be measured.

Still be provided with a hummer 41 in the power supply unit measurement jig 3 of the utility model embodiment, treat the test result of power supply unit in order to the expression of sounding, this hummer 41 is connected test lamp group 38, can with the 38 synchronous starts of test lamp group.Be connected with a volume on this hummer 41 and adjust switch 42, in order to the hummer sound size of control hummer 41.

By above-mentioned the utility model power supply unit measurement jig, provide a simple circuit to connect and control, allow the testing process of power supply unit to be measured more simplify and save the time of test.Therefore the utility model provides a kind of far different in known structure design, improves the use value of integral body, does not see publication or public use before its application again, has really met the important document of novel patent.

Claims

1, a kind of power supply unit measurement jig is integrated a power supply unit test machine, and in order to test power supply unit to be measured, it is characterized in that: this measurement jig comprises:

One test board face:

At least two group loads output Connection Block is configured on this test board face, and each group load output Connection Block can connect a power supply unit to be measured;

One selector switch is configured on this test board face, in order to switch one group that selects in the array load output Connection Block, so that the selected load output Connection Block of putting is connected to power supply unit to be measured;

One control key groups is configured on this test board face, in order to the startup of controlling this power supply unit measurement jig and stop.

2, power supply unit measurement jig as claimed in claim 1 is characterized in that: this power supply unit measurement jig is arranged on the power supply unit test machine, becomes integrative-structure with this power supply unit test machine.

3, power supply unit measurement jig as claimed in claim 1 is characterized in that: this power supply unit measurement jig is arranged under the power supply unit test machine, becomes integrative-structure with this power supply unit test machine.

4, power supply unit measurement jig as claimed in claim 1, it is characterized in that: wherein this selector switch comprises several push-button switchs, these several push-button switchs are a linkage type switch, have only one of them pushbutton switch start at one time.

5, power supply unit measurement jig as claimed in claim 1 is characterized in that: this selector switch is one to have the suitching type switch of multistage switching position.

6, power supply unit measurement jig as claimed in claim 1 is characterized in that: wherein this selector switch is a rotary switch, and this rotary switch is the switch of multistage rotation.

7, power supply unit measurement jig as claimed in claim 1 is characterized in that: the control key groups comprises that button and stops key at the beginning.

8, power supply unit measurement jig as claimed in claim 1 is characterized in that: it also includes a test lamp group, is configured on this test board face, in order to present the result of testing power supply supply.

9, power supply unit measurement jig as claimed in claim 8 is characterized in that: this test lamp group comprises cresset in a qualified cresset, a defective cresset and the test.