CN102565752A - Test tool for electric meter - Google Patents
Test tool for electric meter Download PDFInfo
- Publication number
- CN102565752A CN102565752A CN2012100176175A CN201210017617A CN102565752A CN 102565752 A CN102565752 A CN 102565752A CN 2012100176175 A CN2012100176175 A CN 2012100176175A CN 201210017617 A CN201210017617 A CN 201210017617A CN 102565752 A CN102565752 A CN 102565752A
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Abstract
The invention relates to a test tool for an electric meter. The test tool comprises a base, a framework mounted above the base, a probe board, a plurality of probes and a master control unit, wherein the base is provided with a positioning groove, and the positioning groove is used for placing a printed circuit board of the electric meter to be detected; the framework comprises a fixed board which can be moved up and down; the probe board is detachably mounted below the fixed board and can move along with the fixed board, and the probe board is dead against the space above the positioning groove; the probes are exposed from the bottom surface of the probe board, and the number and the distribution of the probes correspond to the structure of the printed circuit board of the electric meter to be detected; and the master control unit is mounted in the base, and is electrically connected with all the probes and used for receiving detection data detected by the probes. By adopting the test tool for the electric meter, all required detection items can be completed by operating once, the detection is fast and accurate, the time is greatly saved and the detection efficiency is improved.
Description
Technical field
The present invention relates to a kind of pick-up unit of printed circuit board (PCB), especially a kind of ammeter test fixture.
Background technology
Each electric energy meter manufacturer need be detected the circuit of printed circuit board (PCB) in the process of producing ammeter at present.This detection is normally artificial with a plurality of testing equipments such as multimeter, clock test appearance, communication apparatus, and workload is big, detection speed is slow, be prone to make mistakes.And in the test process, circuit board powers on, and may cause the danger of electric shock to the tester.
Summary of the invention
The object of the present invention is to provide a kind of ammeter test fixture, can detect the printed circuit board (PCB) of ammeter rapidly and accurately, can guarantee tester's safety simultaneously again.
For reaching above-mentioned purpose, the present invention provides a kind of ammeter test fixture, it is characterized in that, comprising: base, and said base has locating slot, and this locating slot is used to lay the printed circuit board (PCB) of ammeter to be detected; Be installed in the framework of said base top, said framework comprises fixed head moving up and down; The probe card that is removably mounted on said fixed head below and moves together thereupon, said probe card faces the top of said locating slot; And a plurality of probes, said probe exposes from the bottom surface of said probe card, and its quantity is corresponding with the structure of ammeter printed circuit board (PCB) to be detected with distribution; And main control unit to be installed in said base inner, said main control unit is electrically connected with said each probe, is used to receive the detection data that said probe records.
Preferably, said framework top is equipped with and is used to pneumatic element that said fixed head is moved up and down.
Preferably, said framework top is equipped with and is used to pull bar that said fixed head is moved up and down.
Preferably, said probe card is connected to said fixed head through connecting rod.
Preferably, said framework comprises the guide rod that wears through said fixed head.
Preferably, said main control unit comprises microcontroller; Be connected to the electric current and voltage load module of microcontroller through signal dividing potential drop amplification module; Respectively with the direct-connected power module of microcontroller, data memory module, bus communication interface, PC communication interface, infrared communication module, clock module, button detection module, bar code scan module and display module.
Preferably, also comprise the probe circuit plate on the said probe card, each probe is connected on this probe circuit plate, and is connected with said main control unit through the probe circuit plate interface.
Preferably, said probe directly is connected with said main control unit through lead.
Preferably, said clock module is used to detect and proofread and correct the second signal of ammeter to be detected.
Preferably, said display module comprises the LCD display that is arranged on base.
Preferably, said signal dividing potential drop amplification module can give the alarm and/or cut off the electricity supply under overvoltage, overcurrent or short-circuit conditions.
Preferably, said bar code scan module comprises the bar code scan mouth that is arranged on the base side.
The present invention has the following advantages.
1. adopt this ammeter test fixture, can single job just can accomplish required each item test item, detect quick and precisely, saved the plenty of time, improved detection efficiency.
2. do not need manual the detection, when over-voltage and over-current takes place, can cut off the electricity supply, guaranteed tester's safety.
3. test result is stored in the storer, and can transmits and be saved in PC or other storage mediums, can obtain each item test result apace, and be convenient to inquiry.
4. probe card is provided with probe circuit plate and probe circuit plate interface, is connected with main control unit with the probe circuit plate interface through this probe circuit plate.The lead of fracture connects easily than extending into probe card, and this mode is more convenient reliable.
Description of drawings
Fig. 1 is the synoptic diagram according to ammeter test fixture of the present invention.
Fig. 2 is a circuit diagram of the present invention.
Embodiment
As shown in Figure 1, ammeter test fixture of the present invention comprises base 1.The upper surface of base 1 forms locating slot 11, is used to lay the printed circuit board (PCB) 9 of ammeter to be tested.
Framework 2 is installed on the base 1.Framework 2 comprises a fixed head 20 moving up and down.Two guide rods, the 21 guiding fixed heads 20 that wore fixed head 20 can be set in the framework 2, make it to move more steady reliable.Probe card 22 is positioned at the below of fixed head 20, and faces locating slot 11.Form many probes 23 in the probe card 22, the quantity of this probe 23 and distributing position are associated with the number of elements and the position of ammeter to be tested.Probe card 22 removably is connected on the fixed head 20 through connecting rod 25.When detecting different printed circuit board (PCB)s 9, can probe card 22 be pulled down, change corresponding with it probe card 22.
The top of framework 2 is equipped with pneumatic element 3.The fixed head 20 of framework is connected to the piston rod 31 of pneumatic element 3.When pneumatic element 3 started, fixed head 20 moved up and down according to the action of piston rod 31.
In another embodiment, this pneumatic element 3 can be replaced by a pull bar (not shown), and the top of pull bar is provided with a lever handle, and the operation through handle realizes moving up and down of fixed head.
In one embodiment, said probe can directly be connected with said main control unit 4 through lead respectively.But, extend to the easy fracture damage of lead in the probe card 22 along with moving up and down of probe card.
In another embodiment, also comprise probe circuit plate 24 on the probe card 22, each probe 23 is connected on this probe circuit plate 24, and is connected with said main control unit 4 through probe circuit plate interface 26.Interface board 26 is positioned at the edge of probe circuit plate 24 and is connected with main control unit 4 through the outer lead (not shown).Than the lead that stretches into probe card 22 inside, the lead in this mode does not extend in the probe card, is not easy to fracture, and is more convenient reliable.
Master element 4 is installed in the base 1, and is electrically connected with each probe 23, receives the signal that probe records.The circuit diagram of this master element 4 is referring to Fig. 2.Master element 2 comprises microcontroller 40.Electric current and voltage load module 421 is connected to microcontroller 40 through signal dividing potential drop amplification module 422, is used to measure cell voltage and electric current, metered voltage and the electric current etc. of ammeter.This master element 4 also comprises and the direct-connected power module of microcontroller 40 41, data memory module 43, bus (being 485 buses in the present embodiment) communication interface 441, PC communication interface 442, infrared communication module 45, second signal input and waveform processing (clock module) 46, button detection module 47, bar code scan module 48 and display module 50.
During use, fixed head 20 is in the top position with probe card 22.Ammeter printed panel 9 to be measured is placed in the locating slot 11.Start pneumatic element 3 then and perhaps leave behind pull bar by fixed head 20 and probe card 22 whereabouts, each probe 23 touches the corresponding contacts on the ammeter printed panel 9, obtains required each item test parameter.Each item test parameter can directly be shown in LCD display 5, and whether can judge ammeter printed panel 9 then and there qualified.In addition, the data that record are deposited in data memory module 43 automatically.By the time after whole ammeter printed panels to be measured are all tested and finished, after perhaps the test in a period of time (for example one day) is accomplished, the data in the data memory module 43 are exported in the PC, supply further analysis and consult.
Claims (12)
1. an ammeter test fixture is characterized in that, comprising:
Base (1), said base have locating slot (11), and this locating slot is used to lay the printed circuit board (PCB) (9) of ammeter to be detected;
Be installed in the framework (2) of said base (1) top, said framework comprises fixed head moving up and down (20); The probe card (22) that is removably mounted on said fixed head (20) below and moves together thereupon, said probe card (22) faces the top of said locating slot (11); And a plurality of probes (23), said probe (23) exposes from the bottom surface of said probe card, and its quantity is corresponding with the structure of ammeter printed circuit board (PCB) to be detected with distribution; And
It is inner that main control unit (4) is installed in said base, and said main control unit is electrically connected with said each probe (23), is used to receive the detection data that said probe records.
2. ammeter test fixture as claimed in claim 1 is characterized in that: said framework (2) top is equipped with and is used to pneumatic element (3) that said fixed head (20) is moved up and down.
3. ammeter test fixture as claimed in claim 1 is characterized in that: said framework (2) top is equipped with and is used to pull bar that said fixed head (20) is moved up and down.
4. like the described ammeter test fixture of claim 1-3, it is characterized in that: said probe card (22) is connected to said fixed head (20) through connecting rod (25).
5. like any described ammeter test fixture among the claim 1-3, it is characterized in that: said framework (2) comprises the guide rod (25) that wears through said fixed head (20).
6. like any described ammeter test fixture among the claim 1-3, it is characterized in that: said main control unit (4) comprises microcontroller (40); Be connected to the electric current and voltage load module (421) of microcontroller (40) through signal dividing potential drop amplification module (422); Connect (441), PC communication interface (442), infrared communication module (45), clock module (46), button detection module (47), bar code scan module (48) and display module (50) with the direct-connected power module of microcontroller (40), data memory module (43), bus communication respectively.
7. like any described ammeter test fixture among the claim 1-3; It is characterized in that: also comprise probe circuit plate (24) on the said probe card (22); Each probe (23) is connected on this probe circuit plate (24), and is connected with said main control unit (4) through probe circuit plate interface (26).
8. like any described ammeter test fixture among the claim 1-3, it is characterized in that: said probe (23) directly is connected with said main control unit (4) through lead.
9. ammeter test fixture as claimed in claim 6 is characterized in that: said clock module (46) is used to detect and proofread and correct the second signal of ammeter to be detected.
10. ammeter test fixture as claimed in claim 6 is characterized in that: said display module (50) comprises the LCD display (5) that is arranged on base (1).
11. ammeter test fixture as claimed in claim 6 is characterized in that: said signal dividing potential drop amplification module (422) can give the alarm and/or cut off the electricity supply under overvoltage, overcurrent or short-circuit conditions.
12. ammeter test fixture as claimed in claim 6 is characterized in that: said bar code scan module (48) comprises the bar code scan mouth (480) that is arranged on the base side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100176175A CN102565752A (en) | 2012-01-19 | 2012-01-19 | Test tool for electric meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100176175A CN102565752A (en) | 2012-01-19 | 2012-01-19 | Test tool for electric meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102565752A true CN102565752A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100176175A Pending CN102565752A (en) | 2012-01-19 | 2012-01-19 | Test tool for electric meter |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727981A (en) * | 2013-12-27 | 2014-04-16 | 上海欣丰电子有限公司 | Testing device for fan disk mainboard |
| CN103901387A (en) * | 2012-12-26 | 2014-07-02 | 北京煜邦电力技术有限公司 | Electricity meter detection system |
| CN104237825A (en) * | 2014-09-01 | 2014-12-24 | 浙江八达电子仪表有限公司 | Multi-plate test board of electricity information acquiring terminal |
| CN104483653A (en) * | 2015-01-04 | 2015-04-01 | 潍坊五洲浩特电气有限公司 | Automatic detection system and method for intelligent electric energy meter motherboard |
| CN106291442A (en) * | 2016-07-29 | 2017-01-04 | 门丫 | A kind of network operation personnel optimize electricity card data equipment with detection upgrading automatically |
| CN106443418A (en) * | 2016-11-30 | 2017-02-22 | 青岛元启智能机器人科技有限公司 | Automatic testing device for intelligent electricity meter PCBA (printed circuit board assembly) |
| CN106597359A (en) * | 2017-01-10 | 2017-04-26 | 河南许继仪表有限公司 | Power-on element of direct-current ammeter and power-on device using the same |
| CN107024650A (en) * | 2016-01-29 | 2017-08-08 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of PCB intelligent detection devices |
| CN107643496A (en) * | 2017-10-30 | 2018-01-30 | 重庆大及电子科技有限公司 | A kind of power module test device |
| CN108036844A (en) * | 2018-01-01 | 2018-05-15 | 湖南常德牌水表制造有限公司 | The electronic module detecting tool and detection method that one key barcode scanning detects automatically |
| CN108828495A (en) * | 2018-04-28 | 2018-11-16 | 广东电网有限责任公司 | A kind of electric instrument detection device |
| CN109557499A (en) * | 2018-12-29 | 2019-04-02 | 漳州科能电器有限公司 | A kind of Multifunction infrared electric energy meter and its detection method |
| CN110865327A (en) * | 2019-11-01 | 2020-03-06 | 杭州德创电子股份有限公司 | Automatic multi-functional testing arrangement of electric energy meter |
| CN112345851A (en) * | 2020-10-29 | 2021-02-09 | 湖南常德牌水表制造有限公司 | Electronic device inspection device |
| CN113359005A (en) * | 2021-05-18 | 2021-09-07 | 深圳市海创嘉科技有限公司 | Clamp and method for testing needle points of PCBA (printed circuit board assembly) |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901387A (en) * | 2012-12-26 | 2014-07-02 | 北京煜邦电力技术有限公司 | Electricity meter detection system |
| CN103901387B (en) * | 2012-12-26 | 2017-02-08 | 北京煜邦电力技术有限公司 | Electricity meter detection system |
| CN103727981A (en) * | 2013-12-27 | 2014-04-16 | 上海欣丰电子有限公司 | Testing device for fan disk mainboard |
| CN104237825A (en) * | 2014-09-01 | 2014-12-24 | 浙江八达电子仪表有限公司 | Multi-plate test board of electricity information acquiring terminal |
| CN104483653A (en) * | 2015-01-04 | 2015-04-01 | 潍坊五洲浩特电气有限公司 | Automatic detection system and method for intelligent electric energy meter motherboard |
| CN107024650A (en) * | 2016-01-29 | 2017-08-08 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of PCB intelligent detection devices |
| CN106291442A (en) * | 2016-07-29 | 2017-01-04 | 门丫 | A kind of network operation personnel optimize electricity card data equipment with detection upgrading automatically |
| CN106443418A (en) * | 2016-11-30 | 2017-02-22 | 青岛元启智能机器人科技有限公司 | Automatic testing device for intelligent electricity meter PCBA (printed circuit board assembly) |
| CN106597359A (en) * | 2017-01-10 | 2017-04-26 | 河南许继仪表有限公司 | Power-on element of direct-current ammeter and power-on device using the same |
| CN106597359B (en) * | 2017-01-10 | 2024-02-20 | 河南许继仪表有限公司 | DC ammeter electrification part and electrification device using same |
| CN107643496A (en) * | 2017-10-30 | 2018-01-30 | 重庆大及电子科技有限公司 | A kind of power module test device |
| CN107643496B (en) * | 2017-10-30 | 2023-10-20 | 重庆大及电子科技有限公司 | Power module testing device |
| CN108036844A (en) * | 2018-01-01 | 2018-05-15 | 湖南常德牌水表制造有限公司 | The electronic module detecting tool and detection method that one key barcode scanning detects automatically |
| CN108828495A (en) * | 2018-04-28 | 2018-11-16 | 广东电网有限责任公司 | A kind of electric instrument detection device |
| CN109557499A (en) * | 2018-12-29 | 2019-04-02 | 漳州科能电器有限公司 | A kind of Multifunction infrared electric energy meter and its detection method |
| CN109557499B (en) * | 2018-12-29 | 2023-12-15 | 漳州科能电器有限公司 | Detection method of multifunctional infrared ammeter |
| CN110865327A (en) * | 2019-11-01 | 2020-03-06 | 杭州德创电子股份有限公司 | Automatic multi-functional testing arrangement of electric energy meter |
| CN112345851A (en) * | 2020-10-29 | 2021-02-09 | 湖南常德牌水表制造有限公司 | Electronic device inspection device |
| CN113359005A (en) * | 2021-05-18 | 2021-09-07 | 深圳市海创嘉科技有限公司 | Clamp and method for testing needle points of PCBA (printed circuit board assembly) |
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Application publication date: 20120711 |