CN201436591U - A voltage current monitoring system applied to power ageing test - Google Patents
A voltage current monitoring system applied to power ageing test Download PDFInfo
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- CN201436591U CN201436591U CN 200920056504 CN200920056504U CN201436591U CN 201436591 U CN201436591 U CN 201436591U CN 200920056504 CN200920056504 CN 200920056504 CN 200920056504 U CN200920056504 U CN 200920056504U CN 201436591 U CN201436591 U CN 201436591U
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Abstract
The utility model relates to the field of monitoring system technology, particularly relating to a voltage current monitoring system applied to power ageing test, which comprises a monitoring host, a communication conversion module, and a plurality of voltage current collecting modules; each input end of the voltage current collecting modules is respectively connected with each path of output end of the power supply in order to be applied to collecting voltage current of each path of output end of the power supply; input end of the communication conversion module is connected with output ends of the plurality of voltage current collecting modules; an input end of the monitoring host is connected with an output end of the communication conversion module for collecting detection data; the voltage current monitoring system applied to power ageing test can realize fully automated intelligent monitoring through the monitoring host for simultaneously monitoring voltage current of each path of output end of a plurality of power supplies, thus shortening detection time and improving working efficiency.
Description
Technical field:
The utility model relates to the supervisory system technical field, relates in particular to a kind of electric current and voltage supervisory system that is used for the power source aging test.
Background technology:
Electronic product generally all needs supporting power supply, in use as transformer, adapter etc.The power supply of these electronic products, in process of production, in order to guarantee the quality of product, power supply all must be through burn-in test, in the burn-in test process of power supply,, need the electric current and voltage of each road output terminal of power supply be detected for whether the electric current and voltage of each road output of monitoring power supply is normal.
At present, the electric current and voltage supervisory system that is used for the power source aging test is mainly by computer, relay board, multimeter is formed, relay board is provided with a plurality of relays, the input end of a plurality of relays is electrically connected with the output terminal on each road of power supply respectively, the output terminal of a plurality of relays is electrically connected with the input end of multimeter, the control end of a plurality of relays is electrically connected with computer, the output terminal of multimeter is electrically connected with the detection signal input end of computer, when detecting the electric current and voltage of each road output terminal of power supply, the computer expert crosses the break-make of a plurality of relays of control, the output terminal on each road of Switching power and multimeter conducting successively, by multimeter the electric current and voltage of each road output terminal of power supply is read, and be sent in the computer, whether the electric current and voltage by each road output terminal of computer monitor power supply is normal, this electric current and voltage supervisory system needs detect the electric current and voltage of each road output terminal of power supply successively, can not be simultaneously the electric current and voltage of all output terminals of power supply be detected, all detection times are longer, work efficiency is lower, and, reason mechanical life owing to relay, relay damages easily, poor stability causes the inaccurate of testing result easily.
The utility model content:
The purpose of this utility model is exactly to provide a kind of electric current and voltage supervisory system that is used for the power source aging test that can detect all output end voltage electric currents of power supply simultaneously at the deficiency of prior art existence.
To achieve these goals, the technical solution adopted in the utility model is:
It comprises monitoring host computer, communication modular converter, a plurality of electric current and voltage acquisition module; Each input end of described electric current and voltage acquisition module is connected with the output terminal on each road of power supply respectively, is used to gather the electric current and voltage of each road output terminal of power supply; The input end of described communication modular converter is connected with the output terminal of a plurality of electric current and voltage acquisition modules, and the input end of monitoring host computer is connected with the output terminal of communication modular converter, is used for collecting the detection data.
Described electric current and voltage acquisition module comprises single-chip microcomputer central processing unit, A/D change-over circuit (analog and digital signal change-over circuit), differential amplifier circuit, multidiameter option switch circuit; Each input end of multidiameter option switch circuit is connected with the output terminal on each road of power supply respectively, the output terminal of multidiameter option switch circuit is connected with the input end of differential amplifier circuit, the output terminal of differential amplifier circuit is connected with the input end of A/D change-over circuit, the output terminal of A/D change-over circuit is connected with the signal input part of single-chip microcomputer central processing unit, the signal output part of single-chip microcomputer central processing unit is connected with the input end of communication modular converter, and the control signal output ends of single-chip microcomputer central processing unit is connected with the control end of multidiameter option switch circuit.
Described single-chip microcomputer central processing unit is connected with storer.
Described storer is EEPROM (Electrically Erasable ProgrammableRead Only Memory, an electricity erasable memorizer).
Described monitoring host computer is an industrial computer.
The utility model beneficial effect is:
The electric current and voltage supervisory system that is used for the power source aging test that the utility model provides comprises monitoring host computer, communication modular converter, a plurality of electric current and voltage acquisition module; Each input end of described electric current and voltage acquisition module is connected with the output terminal on each road of power supply respectively, is used to gather the electric current and voltage of each road output terminal of power supply; The input end of described communication modular converter is connected with the output terminal of a plurality of electric current and voltage acquisition modules, and the input end of monitoring host computer is connected with the output terminal of communication modular converter, is used for collecting the detection data; When detecting the electric current and voltage of each road output terminal of power supply, the electric current and voltage acquisition module can be simultaneously detects each road output end voltage electric current of power supply, and will detect data by the communication modular converter and send monitoring host computer to, therefore, the utility model can be monitored the electric current and voltage of each road output terminal of a plurality of power supplys simultaneously by monitoring host computer, realize full-automatic intelligent monitoring, thereby shorten detection time, increase work efficiency.
Description of drawings:
Fig. 1 is a block diagram of the present utility model;
Fig. 2 is the block diagram of the utility model electric current and voltage acquisition module.
Embodiment:
Below in conjunction with accompanying drawing the utility model is further described, please refer to Fig. 1,2, the utility model comprises monitoring host computer 1, communication modular converter 2, a plurality of electric current and voltage acquisition module 4; Each input end of described electric current and voltage acquisition module 4 is connected with the output terminal on each road of power supply respectively, is used to gather the electric current and voltage of each road output terminal of power supply; The input end of described communication modular converter 2 is connected with the output terminal of a plurality of electric current and voltage acquisition modules 4, the input end of monitoring host computer 1 is connected with the output terminal of communication modular converter 2, make electric current and voltage acquisition module 4 will detect data and send monitoring host computer 1 to by communication modular converter 2, more particularly, the output terminal of described communication modular converter 2 is connected with the input end of monitoring host computer 1 by the RS-232 connection, and described monitoring host computer 1 is an industrial computer.Certainly, the utility model also is included as the power module 3 that each module provides working power.
Described electric current and voltage acquisition module 4 comprises single-chip microcomputer central processing unit 41, A/D change-over circuit 42, differential amplifier circuit 43, multidiameter option switch circuit 44; Each input end of multidiameter option switch circuit 44 is connected with the output terminal on each road of power supply respectively, the output terminal of multidiameter option switch circuit 44 is connected with the input end of differential amplifier circuit 43, be used to gather the electric current and voltage of each road output terminal of power supply, and be input in the differential amplifier circuit 43; The output terminal of differential amplifier circuit 43 is connected with the input end of A/D change-over circuit 42, and the voltage and current signal of 43 pairs of inputs of differential amplifier circuit carries out difference and amplifies, and is input in the A/D change-over circuit 42; The output terminal of A/D change-over circuit 42 is connected with the signal input part of single-chip microcomputer central processing unit 41, A/D change-over circuit 42 is handled the analog signal conversion of input for suitable single-chip microcomputer central processing unit 41 digital signal, and be input in the single-chip microcomputer central processing unit 41; The signal output part of single-chip microcomputer central processing unit 41 is connected with the input end of communication modular converter 2, and the detection data that single-chip microcomputer central processing unit 41 will be handled by communication modular converter 2 send monitoring host computer 1 to; The control signal output ends of single-chip microcomputer central processing unit 41 is connected with the control end of multidiameter option switch circuit 44, is used to control the gating of multidiameter option switch circuit 44; In the present embodiment, described single-chip microcomputer central processing unit 41 is connected with storer 45, and this storer 45 is EEPROM, and it is used to store the data of single-chip microcomputer central processing unit 41; Wherein, compare with the electric current and voltage supervisory system of existing employing relay, multidiameter option switch circuit of the present utility model 44 adopts is to use the electronic switch that the life-span is long, cost is low, so the utility model is not easy to damage when work, good stability.
The utility model is when detecting the electric current and voltage of each road output terminal of power supply, each input end of electric current and voltage acquisition module 4 is connected with the output terminal on each road of power supply respectively, an output terminal that is power supply is connected with an input end of electric current and voltage acquisition module 4, make electric current and voltage acquisition module 4 can be simultaneously detect to each road output end voltage electric current of power supply, a plurality of electric current and voltage acquisition modules 4 are converted to the detection data with the voltage and current signal that collects, and unified being sent in the communication modular converter 2, send monitoring host computer 1 to by communication modular converter 2 again, monitor the electric current and voltage of each road output terminal of a plurality of power supplys simultaneously by monitoring host computer 1, realize full-automatic intelligent monitoring, thereby shorten detection time, increase work efficiency, find defective products in time, guarantee the quality of production of power supply, and, monitoring host computer 1 can be preserved the detection data, so that report form statistics.Certainly, the utility model also can be applicable on other product that need detect electric current and voltage output.
The above only is preferred embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (5)
1. one kind is used for the electric current and voltage supervisory system that power source aging is tested, and it is characterized in that: it comprises monitoring host computer, communication modular converter, a plurality of electric current and voltage acquisition module;
Each input end of described electric current and voltage acquisition module is connected with the output terminal on each road of power supply respectively, is used to gather the electric current and voltage of each road output terminal of power supply;
The input end of described communication modular converter is connected with the output terminal of a plurality of electric current and voltage acquisition modules, and the input end of monitoring host computer is connected with the output terminal of communication modular converter, is used for collecting the detection data.
2. the electric current and voltage supervisory system that is used for the power source aging test according to claim 1, it is characterized in that: described electric current and voltage acquisition module comprises single-chip microcomputer central processing unit, A/D change-over circuit, differential amplifier circuit, multidiameter option switch circuit; Each input end of multidiameter option switch circuit is connected with the output terminal on each road of power supply respectively, the output terminal of multidiameter option switch circuit is connected with the input end of differential amplifier circuit, the output terminal of differential amplifier circuit is connected with the input end of A/D change-over circuit, the output terminal of A/D change-over circuit is connected with the signal input part of single-chip microcomputer central processing unit, the signal output part of single-chip microcomputer central processing unit is connected with the input end of communication modular converter, and the control signal output ends of single-chip microcomputer central processing unit is connected with the control end of multidiameter option switch circuit.
3. the electric current and voltage supervisory system that is used for the power source aging test according to claim 2, it is characterized in that: described single-chip microcomputer central processing unit is connected with storer.
4. the electric current and voltage supervisory system that is used for the power source aging test according to claim 3, it is characterized in that: described storer is EEPROM.
5. the electric current and voltage supervisory system that is used for the power source aging test according to claim 1, it is characterized in that: described monitoring host computer is an industrial computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920056504 CN201436591U (en) | 2009-05-13 | 2009-05-13 | A voltage current monitoring system applied to power ageing test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920056504 CN201436591U (en) | 2009-05-13 | 2009-05-13 | A voltage current monitoring system applied to power ageing test |
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| CN201436591U true CN201436591U (en) | 2010-04-07 |
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| CN 200920056504 Expired - Fee Related CN201436591U (en) | 2009-05-13 | 2009-05-13 | A voltage current monitoring system applied to power ageing test |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798824A (en) * | 2012-08-13 | 2012-11-28 | 能极电源(深圳)有限公司 | Series connection monitoring circuit of power sources in parallel connection and realizing method thereof |
| CN103091638A (en) * | 2013-01-10 | 2013-05-08 | 上海恒动汽车电池有限公司 | Storage battery simulation system |
| CN103364742A (en) * | 2013-07-22 | 2013-10-23 | 湖南省富雷电子科技有限公司 | Sub-circuit board of testing and monitoring system of aged vehicle |
| CN103376381A (en) * | 2013-07-04 | 2013-10-30 | 珠海许继电气有限公司 | Aging real-time detection system for power distribution terminal products |
| CN103995197A (en) * | 2014-05-21 | 2014-08-20 | 杭州互诚控制技术有限公司 | Aging test equipment for electronic products |
| CN104090153A (en) * | 2014-06-18 | 2014-10-08 | 武汉精测电子技术股份有限公司 | Detection system and detection method of liquid crystal module multi-channel power supply |
| CN106950034A (en) * | 2016-01-07 | 2017-07-14 | 中兴通讯股份有限公司 | Light source state detecting system and method |
| CN107422675A (en) * | 2017-08-31 | 2017-12-01 | 广东科学技术职业学院 | A kind of Internet of Things programmable power supply monitoring system and method |
| CN108957360A (en) * | 2018-09-13 | 2018-12-07 | 重庆惠科金渝光电科技有限公司 | Power circuit and test device |
| CN109085420A (en) * | 2018-09-18 | 2018-12-25 | 四川爱联科技有限公司 | Voltage monitoring system and monitoring method based on NB-IoT technology |
| CN109444618A (en) * | 2018-12-28 | 2019-03-08 | 苏州比雷艾斯电子科技有限公司 | A kind of electronic component Current Voltage ageing tester and method |
| WO2020078265A1 (en) * | 2018-10-16 | 2020-04-23 | Changxin Memory Technologies, Inc. | Data channel aging circuit, memory and aging method |
-
2009
- 2009-05-13 CN CN 200920056504 patent/CN201436591U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798824A (en) * | 2012-08-13 | 2012-11-28 | 能极电源(深圳)有限公司 | Series connection monitoring circuit of power sources in parallel connection and realizing method thereof |
| CN103091638A (en) * | 2013-01-10 | 2013-05-08 | 上海恒动汽车电池有限公司 | Storage battery simulation system |
| CN103376381A (en) * | 2013-07-04 | 2013-10-30 | 珠海许继电气有限公司 | Aging real-time detection system for power distribution terminal products |
| CN103364742A (en) * | 2013-07-22 | 2013-10-23 | 湖南省富雷电子科技有限公司 | Sub-circuit board of testing and monitoring system of aged vehicle |
| CN103995197A (en) * | 2014-05-21 | 2014-08-20 | 杭州互诚控制技术有限公司 | Aging test equipment for electronic products |
| CN103995197B (en) * | 2014-05-21 | 2017-06-20 | 松阳西屏永新机械厂 | A kind of aging testing apparatus of electronic product |
| CN104090153A (en) * | 2014-06-18 | 2014-10-08 | 武汉精测电子技术股份有限公司 | Detection system and detection method of liquid crystal module multi-channel power supply |
| CN104090153B (en) * | 2014-06-18 | 2017-02-15 | 武汉精测电子技术股份有限公司 | Detection system and detection method of liquid crystal module multi-channel power supply |
| CN106950034A (en) * | 2016-01-07 | 2017-07-14 | 中兴通讯股份有限公司 | Light source state detecting system and method |
| CN107422675A (en) * | 2017-08-31 | 2017-12-01 | 广东科学技术职业学院 | A kind of Internet of Things programmable power supply monitoring system and method |
| CN108957360A (en) * | 2018-09-13 | 2018-12-07 | 重庆惠科金渝光电科技有限公司 | Power circuit and test device |
| CN108957360B (en) * | 2018-09-13 | 2020-05-08 | 重庆惠科金渝光电科技有限公司 | Power supply circuit and testing device |
| US11946971B2 (en) | 2018-09-13 | 2024-04-02 | Chongqing Hkc Optoelectronics Technology Co., Ltd. | Power circuit and testing device |
| CN109085420A (en) * | 2018-09-18 | 2018-12-25 | 四川爱联科技有限公司 | Voltage monitoring system and monitoring method based on NB-IoT technology |
| WO2020078265A1 (en) * | 2018-10-16 | 2020-04-23 | Changxin Memory Technologies, Inc. | Data channel aging circuit, memory and aging method |
| US11367506B2 (en) | 2018-10-16 | 2022-06-21 | Changxin Memory Technologies, Inc. | Data channel aging circuit, memory and aging method |
| CN109444618A (en) * | 2018-12-28 | 2019-03-08 | 苏州比雷艾斯电子科技有限公司 | A kind of electronic component Current Voltage ageing tester and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100407 Termination date: 20130513 |