CN201689146U - Tester of polarity and switch-on of multi-core power wire - Google Patents
Tester of polarity and switch-on of multi-core power wire Download PDFInfo
- Publication number
- CN201689146U CN201689146U CN2010201651331U CN201020165133U CN201689146U CN 201689146 U CN201689146 U CN 201689146U CN 2010201651331 U CN2010201651331 U CN 2010201651331U CN 201020165133 U CN201020165133 U CN 201020165133U CN 201689146 U CN201689146 U CN 201689146U
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Abstract
The utility model discloses a tester of the polarity and the switch-on of a multi-core power wire, comprising an input unit, a power circuit, a display circuit, a switch-on diagnosis circuit, a driving circuit and an output circuit, wherein the input unit is electrically connected with the power circuit; the power circuit is respectively and electrically connected with the display circuit and the incoming ends of the switch-on diagnosis circuit and the driving circuit; the output end of the switch-on diagnosis circuit is electrically connected with the incoming end of the driving circuit; the output end of the driving circuit is electrically connected with the output circuit; and the output circuit comprises a buzzer, an alarm and an LED indicating lamp which corresponds to a core line of a tested product. When the tested product is qualified, the buzzer hoots, otherwise, the alarm sends alarming sounds; and meanwhile the corresponding LED indicating lamp does not work to indicate the position of the unqualified product. Therefore, by combining a semiconductor technology with an industrial automation technology, the product can primarily test the polarity and the switch-on of all two-core, three-core and four-core power wires, thereby greatly enhancing the test efficiency.
Description
Technical field
The utility model relates to power lead testing apparatus art, refers in particular to a kind of polarity continuity test instrument of multi-core power line.
Background technology
The polarity continuity test instrument of multicore double end power lead is a kind of professional test instrument, and it is used for electric wire manufacturing industry and relevant examination and test of products industry thereof, has functions such as the conducting that detects electric wire, plug, socket, polarity.
Polarity continuity test instrument on the market mainly detects the polarity and the conducting of two cores, three core double end power leads at present, all can't test for external a lot of wire gage, such as all four-core wire rods and special two cores, three core wires of part.Because of there not being the testing tool of this series products on the market, a lot of producers can only be according to the structure of single wire rod, make multiple simple and crude instrument, though measuring ability can be realized, but performance is extremely unstable, efficient is too low, and wherein the four-core power lead must fail to reach best result of use and serviceability with three core instrument tests twice.
Given this, developing a kind of polarity continuity test instrument of testing all types of two cores, three cores, four-core power lead is very to be necessary.
The utility model content
The purpose of this utility model provides a kind of polarity continuity test instrument of multi-core power line, overcomes above all difficult problems, can test the polarity and the conducting of all types of two cores, three cores, four-core power lead, and easy to operate, and efficient is high.
The utility model adopts following technical scheme for achieving the above object:
A kind of polarity continuity test instrument of multi-core power line, comprise input block, power circuit, display circuit, conducting diagnostic circuit, promote circuit and output circuit, this input block includes the testing mould that is used to connect test product, and this input block is electrically connected with power circuit; Described power circuit is electrically connected on display circuit and conducting diagnostic circuit respectively, promotes the incoming end of circuit; Described display circuit comprises a plurality of be used to the show state of test product and the LED light of performance; Whether described conducting diagnostic circuit is used to diagnose test product qualified, and its output terminal is electrically connected with the incoming end that promotes circuit; Described promotion circuit comprises a plurality of resistance and photoelectrical coupler, when test product inserts aforementioned input block, after forming the loop with measuring resistance of photoelectrical coupler and diode dividing potential drop, the secondary that promotes photoelectrical coupler is surveyed the contact action, thereby the connection subsequent conditioning circuit, this output terminal that promotes circuit is electrically connected with aforementioned output circuit; Described output circuit include hummer, alarm and with the heart yearn corresponding LED pilot lamp of test product, when test product is qualified, this buzzer call, on the contrary alarm sends chimes of doom, and simultaneously corresponding LED light does not work and indicates the position of defective products.
As a kind of preferred version, further comprise a verification unit, this verification unit is electrically connected with power circuit, and this verification unit comprises a plurality of non-defective units and bad sample fixture line, this type of sample fixture line is regularly inserted input block, be used for whether operate as normal of Verification Tester.
The utility model compared with prior art has tangible advantage and beneficial effect, particularly, combines with the industrial automation technology by utilizing semiconductor technology, thereby makes this product have following advantage:
One, polarity and conducting that can all four-core power leads of disposable test, and need test twice during traditional instrument test four-core power lead, testing efficiency is enhanced about more than once.
Two, simple to operate, change specification and only need change corresponding testing mould, can finish replacing in one minute, further improve testing efficiency, and can cooperate pipelining fully.
Three, can test external all special-threads, especially can test the special-thread that U.S. advises, some existing instruments of Europe rule are difficult to test, such as: SF-21P+51N, SF-153+51N, SF-152+523S, SF-76+77, SF-132+82, SF-09+82.83, SF-10+82.83, SF-10+87, SF-151+SF-150 etc., improve test specification greatly, helped saving cost.
Description of drawings
Fig. 1 is the fundamental diagram of the embodiment of the utility model.
The accompanying drawing identifier declaration:
10, input block 20, power circuit
30, display circuit 40, verification unit
50, conducting diagnostic circuit 60, promotion circuit
70, output circuit 80, test product
Embodiment:
Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.
Please refer to shown in Figure 1, it has demonstrated the concrete structure of the preferred embodiment of the utility model, a kind of polarity continuity test instrument of multi-core power line, comprise input block 10, power circuit 20, display circuit 30, verification unit 40, conducting diagnostic circuit 50, promote circuit 60 and output circuit 70, wherein:
The access part that described input block 10 is test products 80, it includes the testing mould that is used to connect test product 80, and this input block 10 is electrically connected with power circuit 20.
Described power circuit 20 can adopt the 24V/DC/5A Switching Power Supply, but is not limited to, and these power circuit 20 output voltage stabilizations can effectively guarantee the operate as normal of electronic package in the tester, and functions such as short-circuit protection are arranged.
Described display circuit 30 comprises a plurality of LED light, is used to show the state and the performance of test product 80, and this display circuit 30 is electrically connected with aforementioned power source circuit 20.
Described verification unit 40 is electrically connected with power circuit 20, and this verification unit 40 comprises a plurality of non-defective units and bad sample fixture line, and this type of sample fixture line is regularly inserted input block 10, is used for whether operate as normal of Verification Tester.
Whether described conducting diagnostic circuit 50 is used to diagnose test product 80 qualified, the incoming end of this conducting diagnostic circuit 50 is electrically connected with power circuit 20, the output terminal of this conducting diagnostic circuit 50 is electrically connected with the incoming end of aforementioned promotion circuit 60, when promoting circuit 60 formation loops, its secondary is surveyed contacting, the series-parallel circuit that these contacts and relevant relay are formed, can effective diagnosis whether go out test product 80 qualified.
The incoming end of described promotion circuit 60 is electrically connected with aforementioned power source circuit 20, and its output terminal is electrically connected with the incoming end of aforementioned output circuit 70.This promotion circuit 60 comprises a plurality of resistance and photoelectrical coupler, when test product 80 inserts aforementioned input block 10, after forming the loop with measuring resistance of photoelectrical coupler and diode dividing potential drop, the secondary that promotes photoelectrical coupler is surveyed the contact action, thereby connects subsequent conditioning circuit.This travelling speed that promotes circuit 60 is fast, and is anti-interference strong.
Described output circuit 70 include hummer, alarm and with the heart yearn corresponding LED pilot lamp of test product 80, when test product 80 is qualified, this buzzer call, on the contrary alarm sends chimes of doom, and simultaneously corresponding LED light does not work and indicates the position of defective products.
The utility model combines semiconductor technology with the industrial automation technology, the 24V/DC low voltage power supply is adopted in whole loop, can effectively ensure the safety of tester and test product 80.
Be principle of work and the method for operating that example is described this instrument now with the four-core power lead: at first use verification unit 40 to test, working properly to guarantee instrument; Secondly the specification selector switch is adjusted to " four-core " gear, represent that the LED lamp of four-core bright in the display circuit 30 this moment, then tested four-core power lead is inserted the testing mould of input block 10, instantaneous through after the automatic test of instrument, if the hummer in the output circuit 70 sends " ticking ... " buzzer, four heart yearns that this four-core power lead then is described are all qualified, this moment, four LED light of correspondence were all shinny, otherwise, if four LED light partly or entirely do not work, and continuous abnormal alarm sound is arranged, illustrate that then this four-core power lead is bad, which LED light does not work, illustrate that then pairing that heart yearn of this LED light that does not work is bad, the tester can find out the abnormity point position of defective products immediately, and does relevant treatment, in case client is gone in fluid stopping, cause potential safety hazard and economic loss; Pull up the test wire rod at last, test is finished.
In like manner, only need when testing two core power leads or three core power leads the specification selector switch is adjusted to corresponding gear, again the testing mould of input block 10 is replaced by with test product 80 corresponding testing moulds and gets final product, the test of other process and four-core power lead is basic identical, does not repeat them here.
Be pointed out that the buzzer that abnormal alarm sound that instrument was sent when test product 80 was bad and test product 80 are sent during for non-defective unit has obvious difference, can't bring puzzlement to the tester.
Design focal point of the present utility model is, by utilizing semiconductor technology to combine with the industrial automation technology, thereby make polarity and the conducting that this product not only can all four-core power leads of disposable test, improve testing efficiency greatly, and can test external all special-threads, improve test specification greatly, helped saving cost; In addition, this product operation is simple, changes specification and only need change corresponding testing mould, can finish replacing in one minute, has further improved testing efficiency, and can cooperate pipelining fully, helps marketing.
The above, it only is the utility model preferred embodiment, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment did.
Claims (2)
1. the polarity continuity test instrument of a multi-core power line, it is characterized in that: comprise input block, power circuit, display circuit, conducting diagnostic circuit, promote circuit and output circuit, this input block includes the testing mould that is used to connect test product, and this input block is electrically connected with power circuit; Described power circuit is electrically connected on display circuit and conducting diagnostic circuit respectively, promotes the incoming end of circuit; Described display circuit comprises a plurality of be used to the show state of test product and the LED light of performance; Whether described conducting diagnostic circuit is used to diagnose test product qualified, and its output terminal is electrically connected with the incoming end that promotes circuit; Described promotion circuit comprises a plurality of resistance and photoelectrical coupler, when test product inserts aforementioned input block, after forming the loop with measuring resistance of photoelectrical coupler and diode dividing potential drop, the secondary that promotes photoelectrical coupler is surveyed the contact action, thereby the connection subsequent conditioning circuit, this output terminal that promotes circuit is electrically connected with aforementioned output circuit; Described output circuit include hummer, alarm and with the heart yearn corresponding LED pilot lamp of test product, when test product is qualified, this buzzer call, on the contrary alarm sends chimes of doom, and simultaneously corresponding LED light does not work and indicates the position of defective products.
2. the polarity continuity test instrument of multi-core power line according to claim 1, it is characterized in that: further comprise a verification unit, this verification unit is electrically connected with power circuit, this verification unit comprises a plurality of non-defective units and bad sample fixture line, this type of sample fixture line is regularly inserted input block, be used for whether operate as normal of Verification Tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201651331U CN201689146U (en) | 2010-04-15 | 2010-04-15 | Tester of polarity and switch-on of multi-core power wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201651331U CN201689146U (en) | 2010-04-15 | 2010-04-15 | Tester of polarity and switch-on of multi-core power wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201689146U true CN201689146U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201651331U Expired - Fee Related CN201689146U (en) | 2010-04-15 | 2010-04-15 | Tester of polarity and switch-on of multi-core power wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201689146U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102955096A (en) * | 2012-10-25 | 2013-03-06 | 西安开容电子技术有限责任公司 | Cable testing mechanism |
| CN104459480A (en) * | 2013-09-22 | 2015-03-25 | 珠海格力电器股份有限公司 | Voltage-withstand performance testing method and system for multi-core power line |
| CN107192916A (en) * | 2017-05-25 | 2017-09-22 | 中核（天津）机械有限公司 | Multi-part electrical property measures detection means |
| CN107315125A (en) * | 2017-06-15 | 2017-11-03 | 南通同洲电子有限责任公司 | The testing tool and method of testing of a kind of four cores power line |
| CN110275048A (en) * | 2018-03-16 | 2019-09-24 | 青岛仪迪电子有限公司 | A kind of automatic wire-clamping device of test |
-
2010
- 2010-04-15 CN CN2010201651331U patent/CN201689146U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102955096A (en) * | 2012-10-25 | 2013-03-06 | 西安开容电子技术有限责任公司 | Cable testing mechanism |
| CN104459480A (en) * | 2013-09-22 | 2015-03-25 | 珠海格力电器股份有限公司 | Voltage-withstand performance testing method and system for multi-core power line |
| CN107192916A (en) * | 2017-05-25 | 2017-09-22 | 中核（天津）机械有限公司 | Multi-part electrical property measures detection means |
| CN107315125A (en) * | 2017-06-15 | 2017-11-03 | 南通同洲电子有限责任公司 | The testing tool and method of testing of a kind of four cores power line |
| CN110275048A (en) * | 2018-03-16 | 2019-09-24 | 青岛仪迪电子有限公司 | A kind of automatic wire-clamping device of test |
| CN110275048B (en) * | 2018-03-16 | 2021-07-20 | 青岛仪迪电子有限公司 | Automatic wire clamping device for testing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20160415 |