CN203310938U - Electronic Device Switching Test System - Google Patents

Abstract

The utility model discloses an electron device's on/off test system, the electricity is connected in alternating current power supply, the machine power that awaits measuring and the machine that awaits measuring, it contains the control unit, first relay, the second relay, switch, alternating current power supply output and DC power supply output, first relay electricity is connected in the control unit and alternating current power supply, second relay electricity is connected in the control unit, the switch electricity is connected in the control unit and the machine that awaits measuring, alternating current power supply output electricity is connected in first relay, DC power supply output electricity is connected in the second relay, wherein the machine that awaits measuring is connected in alternating current power supply output or DC power supply output, the first relay of control unit control or second relay are so that the machine that awaits measuring carries out outage and reply test, the control unit control switch is so that the machine that awaits measuring. The utility model discloses electron device's switching on and shutting down test system carries out switching on and shutting down test and outage and compound electric test to the await measuring machine, can improve the reliability of the await measuring machine effectively.

Description

Electronic Device Switching Test System

technical field

The utility model relates to a switch machine fixture, in particular to a switch machine test system for an electronic device. the

Background technique

Generally, electronic devices such as mainframe computers, servers or other single machines need to go through repeated power on and off tests in the process of R&D, production and testing to ensure the reliability of their hardware and firmware. the

Referring to FIG. 1 , it is a circuit block diagram of a known electronic device switch test system. The switch machine test system 10 of the electronic device is electrically connected to an AC power supply 51 and a machine under test power supply 80, and the machine under test power supply 80 is electrically connected to a machine under test 70 to provide the required power when the machine under test 70 is turned on . The power-on/off test system 10 of the electronic device receives the AC power 51 and controls whether to turn on the power to the power source 80 of the device under test, so as to achieve the repeatable power-on/off test of the device under test 70 . the

The switch test system 10 for electronic devices includes a timer 100 , a relay 110 , a counter 120 and an AC power output terminal 50 . The counter 120 and the AC power output terminal 50 are electrically connected to the relay 110 respectively, and the AC power 51 is electrically connected to the timer 100 and the relay 110 . the

The timer 100 is used to set the on and off time of the relay 110 to cut off or turn on the power delivered to the power supply 80 of the machine under test through the output terminal 50 of the AC power supply, so as to achieve the power-on/off test of the machine under test 70 . the

The counter 120 is used for accumulating the number of times the power is connected to the power supply 80 of the machine under test. The counter 120 can be reset to zero when the machine under test 70 completes the test. the

The foregoing electronic device power-on/off test system 10 has the advantage of simple structure, but it can only perform power-off and power-recovery functions for AC power, so it is inconvenient to use. Secondly, the counter 120 is connected between the relay 110 and the output terminal 50 of the AC power supply, so the spark generated by the relay 110 during switching will affect the counting accuracy of the counter 120 . the

Referring to FIG. 2 , it is a circuit block diagram of another known electronic device switch test system. The switch machine test system 20 of the electronic device is electrically connected to a first AC power supply 511 and a machine under test 70, the machine to be tested 70 is electrically connected to a power supply 80 of the machine under test, and the power supply 80 of the machine to be tested is electrically connected to a second AC power supply 511. The power supply 512 and the power supply 80 of the machine under test are electrically connected to a machine under test 70 to provide the power required for the machine under test 70 to start up. The power-on/off test system 20 of the electronic device controls the repetitive power-on/off of the device under test 70 to achieve the power-on/off test of the device under test 70 . the

The machine under test 70 has a built-in boot times program, and can receive the power-on/off signal transmitted by the power-on/off test system 20 of the electronic device and transmit the power-on completion signal to the power-on/off test system of the electronic device. the

The switch machine testing system 20 of electronic device comprises a testing machine 200, and testing machine 200 can for example be a personal computer, and has built-in testing program and timing and counting function program, can receive a start-up that the machine to be tested 70 transmits simultaneously. Completed heartbeat. the

The testing machine 200 sends a power-on signal or a power-off signal to the machine under test 70 to control the machine under test 70 to achieve a power-on or power-off action. The machine under test 70 executes a boot program after receiving the boot signal, and transmits a boot completion signal to the testing machine 200 after the boot program is executed. the

At the same time, the testing machine 200 can set the power-on time and the power-off time, and transmit the power-on signal or the power-off signal to the machine under test according to the set power-on time and power-off time, so as to achieve the power-on and power-off test of the machine under test 70 . the

The power-on/off test system 20 for electronic devices has the advantages of easy test program design, easy setting of the start-up time or shutdown time, and the ability to clearly receive the start-up completion signal. and the shutdown signal simulate the power-on/off state of the machine under test 70 when the AC power supply 51 is turned on or off, and cannot test the power supply of the machine under test 70 (that is, the result that the machine under test 70 is actually operated under the AC power supply cannot be known) , leading to a decrease in overall reliability. the

Utility model content

In view of this, the technical problem to be solved by the utility model is to provide a power-on/off test system of an electronic device. The power-on/off test system of an electronic device performs a power-on/off test and a power-off and power-recovery test on the machine to be tested, which can effectively Improve the reliability of the machine under test. the

In order to solve the above-mentioned technical problems, the technical solution of the utility model is realized as follows: a switch machine test system of an electronic device is electrically connected to an AC power supply, a power supply of a machine to be tested and a machine to be tested, and the switch of the electronic device The computer test system includes: a control unit; a first relay, electrically connected to the control unit and the AC power supply; a second relay, electrically connected to the control unit; a power switch, electrically connected to the control unit and the standby Measuring machine; an AC power output terminal, electrically connected to the first relay; and a DC power output terminal, electrically connected to the second relay, wherein, the machine to be tested is electrically connected to the AC power output or the DC power output end, the control unit controls the first relay or the second relay to make the machine under test perform a power-off and power-off test, and the control unit controls the power switch to make the machine under test perform a power-on/off test. the

As a preferred solution, it further includes a signal input end for receiving a boot completion signal sent by the machine under test, and the signal input end is electrically connected to the control unit and the machine under test. the

As a preferred solution, it further includes a display electrically connected to the control unit. the

As a preferred solution, the control unit further includes a counter electrically connected to the signal input terminal. the

As a preferred solution, the first relay and the second relay are respectively contact relays or non-contact solid state relays. the

As a preferred solution, it further includes a DC power input terminal electrically connected to the second relay and the power supply of the machine under test. the

As a preferred solution, the output terminal of the AC power supply is electrically connected to the power supply of the machine under test, and the machine to be tested is electrically connected to the power supply of the machine under test. the

The technical effects achieved by the utility model are as follows: the switch machine test system of the electronic device can not only control the first relay or the second relay to perform power-off and power-off tests on the machine to be tested, but also can perform the power switch of the machine to be tested. The power-on/off test makes the whole test process closer to the use status of the device under test at the user end, and ensures that consumers can purchase electronic devices with better hardware or firmware reliability. Secondly, the power-on/off test system of the electronic device uses the control unit to control the switching state of the first relay or the second relay, and at the same time uses the counter set in the control unit to count the number of power-on times after receiving the power-on completion signal returned by the machine to be tested. The counting can effectively avoid the misoperation caused by the spark generated when the first relay or the second relay is turned on and off, thereby increasing the accuracy of the counting result. the

Description of drawings

Fig. 1 is the circuit block diagram of the switch machine testing system of a known electronic device;

2 is a circuit block diagram of another known electronic device switch test system;

Fig. 3 is the circuit block diagram of the switching machine test system of the electronic device of the present invention;

Fig. 4 is the circuit block diagram that the switch machine test system of the electronic device of the present invention is connected to the machine to be tested during AC operation;

Fig. 5 is a circuit block diagram of the connection of the machine under test when the power-on/off test system of the electronic device of the present invention operates in direct current.

【Symbol Description】

10 Switching test system for electronic devices

100 timers

110 relay

120 counters

20 Switching test system for electronic devices

200 test machines

30 Switching test system for electronic devices

300 monitors

302 control unit

3020 counter

304 first relay

306 power switch

308 signal input terminal

310 second relay

50 AC power output

51 AC power

511 First AC Power

512 second AC power supply

60 DC power supply

61 DC power input terminal

62 DC power output

70 machines to be tested

80 power supply of the machine under test.

Detailed ways

Referring to FIG. 3 , it is a circuit block diagram of the switch test system of the electronic device of the present invention. The switch machine test system 30 of electronic device is electrically connected to an AC power supply 51, a machine under test power supply 80 and a machine under test 70 (as shown in Figure 4 and Figure 5), and the machine under test 70 is electrically connected to the machine power supply under test 80, used to obtain the power required for operation. The power on/off test system 30 of the electronic device receives the power provided by the AC power supply 51 , and controls whether to turn on the power to the power supply 80 of the device under test, so as to achieve the repeatable power on/off test of the device under test 70 . The AC power supply 51 is, for example (but not limited to), commercial power 110 volts (Voltage) or commercial power 220 volts according to the operating power of the machine to be tested 70, and the machine to be tested 70 can be, for example (but not limited to), a personal computer (personal computer, PC), industrial personal computer (IPC) or other electronic devices such as single machines. the

The switch machine test system 30 of electronic device comprises a display 300, a control unit 302, a first relay 304, a power switch 306, a signal input terminal 308, a second relay 310, an AC power output terminal 50, a DC A power input terminal 61 and a DC power output terminal 62 . the

The display 300 is electrically connected to the control unit 302, the control unit 302 is electrically connected to the first relay 304, the power switch 306, the signal input terminal 308 and the second relay 310, the first relay 304 is electrically connected to the AC power output terminal 50, and the second relay 310 is electrically connected to the DC power input end 61 and the DC power output end 62 . The AC power source 51 is electrically connected to the control unit 302 and the first relay 304 . the

The control unit 302 includes a counter 3020 . The control unit 302 can be used to set the turn-on time and cut-off time of the power delivered to the AC power output 50 or the DC power output 62, as well as the turn-on time and turn-off time of the power switch 306; 308 receives the boot completion signal sent by the machine under test 70 , and uses the counter 3020 to count the number of boot times of the machine under test 70 . Secondly, the control unit 302 can also provide a power-off memory function and drive the display 300 to display information. The aforementioned information includes: the on-time and off-time of the power delivered to the machine under test 70, the on-time and off-time of the power switch 306, and the time to be turned off. The number of startup times of the testing machine 70 , the testing status of the testing machine 70 and the real-time status of the switching machine testing system 30 of the electronic device. the

The first relay 304 is turned on or off according to the setting of the control unit 302 to cut off or conduct the power delivered to the output terminal 50 of the AC power supply, and the second relay 310 is turned on or off according to the setting of the control unit 302 to cut off or conduct The power delivered to the output terminal 62 of the DC power supply. The first relay 304 and the second relay 310 can be, for example (but not limited to), a general contact relay or a non-contact solid state relay respectively, and the first relay 304 and the second relay 310 preferably use the same type of relay. In this embodiment, when the first relay 304 is turned on under the control of the control unit 302, the power to the output terminal 50 of the AC power supply will be cut off; otherwise, when the first relay 304 is turned off under the control of the control unit 302, the The power delivered to the AC power output terminal 50 is turned on. When the second relay 310 is turned on under the control of the control unit 302, it will cut off the power to the output terminal 62 of the DC power supply; output 62 power. the

During operation, the switch test system 30 of the electronic device can detect the machine under test 70 driven by alternating current, and also detect the machine under test 70 driven by direct current, as shown in FIG. 4 , it is a switch of the electronic device of the present invention. Figure 5 shows the circuit block diagram of the switch machine test device of the electronic device of the present invention connected to the machine under test when it is operated in DC. the

In FIG. 4 , the power supply 80 of the machine under test is electrically connected to the output terminal 50 of the AC power supply, and the machine under test 70 is electrically connected to the power supply 80 of the machine under test. The power switch 306 is electrically connected to the machine under test 70 for sending a power-on signal to the machine under test 70 to drive the machine under test 70 to execute a boot process. The signal input terminal 308 is electrically connected to the machine under test 70 for receiving a boot completion signal sent by the machine under test 70 after completing the boot process. the

When actually performing the on/off test of the machine under test 70 , the control unit 302 controls the first relay 304 to turn on or off to selectively cut off or conduct power to the AC power output terminal 50 , and then turn off or turn on the power supply 80 of the machine under test. Secondly, the control unit 302 sends a power-on signal to the machine under test 70 through the power switch 306 . When the machine under test 70 receives the power-on signal and the power source 80 of the machine under test is turned on, the machine under test 70 starts to execute the boot program, and sends a boot complete signal after completing the boot program. The signal input terminal 308 receives the start-up completion signal and transmits the start-up completion signal to the control unit 302. The control unit 302 counts the number of times the machine under test 70 has been started up through the counter 3020 and displays the counting result and the state of the machine under test 70 on the display 300. the

It should be noted here that when the control unit 302 has not driven the first relay 304 to turn on the power source 80 of the machine under test or the control unit 302 has not sent a power-on signal through the power switch 306 , the machine under test 70 cannot execute the boot process. the

To sum up the above, the power-on/off test device 30 of the electronic device can not only control the first relay 304 to perform power-off and power-off tests on the machine under test 70, but also perform a power-on/off test on the machine under test 70 through the power switch 306. The whole testing process is closer to the use state of the device under test 70 at the user end, and it can ensure that consumers can purchase electronic devices with better hardware or firmware reliability. the

Secondly, the switch machine test device 30 of the electronic device uses the control unit 302 to control the switch state of the first relay 304, and at the same time, after receiving the power-on completion signal returned by the machine under test 70, the counter 3020 set in the control unit 302 is used to perform The counting of the number of power-on times of the machine under test 70 can effectively avoid the spark generated when the first relay 304 is turned on and off to cause malfunction, thereby increasing the accuracy of the counting result. the

Referring back to Fig. 5, the power supply 80 of the machine to be tested is electrically connected to a DC power supply 60 and the input terminal 61 of the DC power supply, and the machine to be tested 70 is electrically connected to the output terminal 62 of the DC power supply. Volts or minus 5 volts DC. The power switch 306 is electrically connected to the machine under test 70 for sending a power-on signal to the machine under test 70 to drive the machine under test 70 to execute a boot process. The signal input terminal 308 is electrically connected to the machine under test 70 for receiving a boot completion signal sent by the machine under test 70 after completing the boot process. the

The power supply 80 of the machine under test receives the power provided by the DC power supply 60 , and transmits the aforementioned power to the on/off testing system 30 of the electronic device through the DC power input terminal 61 . The control unit 302 controls the second relay 310 to turn on or off to selectively cut off or turn on the power to the DC output terminal 62 , and then turn off or turn on the power supply 80 of the machine under test. the

Next, the control unit 302 sends a power-on signal to the machine under test 70 through the power switch 306. When the machine under test 70 receives the power-on signal, the power supply 80 of the machine under test is turned on, and the machine under test 70 starts to execute the boot program. , and send a boot completion signal after completing the boot procedure. The signal input terminal 308 receives the start-up completion signal and transmits the start-up completion signal to the control unit 302. The control unit 302 uses the counter 3020 to accumulate the number of times the machine under test 70 has been started up and displays the counting result and the state of the machine under test 70 on the display 300. the

It should be noted here that when the control unit 302 has not driven the second relay 310 to turn on the power supply 80 of the machine under test or the control unit 302 has not sent a power-on signal through the power switch 306 , the machine under test 70 cannot execute the boot process. the

To sum up the above, the power-on/off test device 30 of the electronic device can not only perform power-off and power-off tests on the machine under test 70 by controlling the second relay 310, but also perform a power-on/off test on the machine under test 70 through the power switch 306, so that The whole testing process is closer to the use state of the device under test 70 at the user end, and can ensure consumers to purchase electronic devices with better hardware or firmware reliability. the

Secondly, the switch machine test device 30 of the electronic device uses the control unit 302 to control the switch state of the second relay 310, and at the same time, after receiving the power-on completion signal returned by the machine under test 70, the counter 3020 set in the control unit 302 is used to perform the standby test. The counting of the power-on times of the measuring machine 70 can effectively avoid the spark generated when the second relay 310 is turned on and off causing malfunction, thereby increasing the accuracy of the counting result. the

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model.

Claims (7)

1. the on-off testing system of an electronic installation, be electrically connected on an AC power, an electromechanical source to be measured and a machine to be measured, it is characterized in that, the on-off testing system of this electronic installation comprises:

One control module;

One first relay, be electrically connected on this control module and this AC power;

One second relay, be electrically connected on this control module;

One power switch, be electrically connected on this control module and this machine to be measured;

One ac power output, be electrically connected on this first relay; And

One direct current power output end, be electrically connected on this second relay,

Wherein, this mechatronics to be measured is in this ac power output or this DC power output end, this control module is controlled this first relay or this second relay so that this machine to be measured cuts off the power supply and the test of sending a telegram in reply, and this control module controls this power switch so that this machine to be measured carries out the switching on and shutting down test.

2. the on-off testing system of electronic installation according to claim 1, is characterized in that, more comprises one in order to receive the signal input part of the start settling signal that this machine to be measured sends, and this signal input part is electrically connected on this control module and this machine to be measured.

3. the on-off testing system of electronic installation according to claim 2, is characterized in that, more comprises a display, is electrically connected on this control module.

4. the on-off testing system of electronic installation according to claim 3, is characterized in that, this control module more comprises a counter, is electrically connected on this signal input part.

5. the on-off testing system of electronic installation according to claim 4, is characterized in that, this first relay and this second relay are respectively relay or the contactless solid-state relay of contact.

6. the on-off testing system of electronic installation according to claim 5, is characterized in that, more comprises a direct current power input, is electrically connected on this second relay and this electromechanical source to be measured.

7. the on-off testing system of electronic installation according to claim 5, is characterized in that, this ac power output is electrically connected on this electromechanical source to be measured, and this mechatronics to be measured is in this electromechanical source to be measured.

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