CN109581212B - Integrated relay calibration device and application method thereof - Google Patents
Integrated relay calibration device and application method thereof Download PDFInfo
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- CN109581212B CN109581212B CN201811574292.4A CN201811574292A CN109581212B CN 109581212 B CN109581212 B CN 109581212B CN 201811574292 A CN201811574292 A CN 201811574292A CN 109581212 B CN109581212 B CN 109581212B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000000178 monomer Substances 0.000 claims abstract description 41
- 238000001514 detection method Methods 0.000 claims abstract description 37
- 238000012544 monitoring process Methods 0.000 claims abstract description 10
- 238000012795 verification Methods 0.000 claims description 17
- 238000010586 diagram Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
- G01R31/3278—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches of relays, solenoids or reed switches
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Abstract
The invention discloses an integrated relay calibration device and a use method thereof, wherein the device comprises a bottom plate (10), and the bottom plate (10) is provided with a plug (20) and a plurality of terminal monomers (30) connected with the plug (20); each terminal unit (30) comprises a signal terminal (31) for connecting a signal generator switching value monitoring loop, a detection terminal (32) for connecting a detection device and a power supply terminal (33) for connecting a signal generator voltage loop. The invention has the characteristics of simple operation, contribution to reduction of errors and high detection efficiency.
Description
Technical Field
The invention relates to a verification device of a relay and a use method thereof, in particular to an integrated relay verification device and a use method thereof.
Background
With the development of microcomputer type relay protection devices, integrated LOCOKOUT high-power relay plug-ins are commonly applied to trip outlet circuits of various microcomputer type protection devices. According to the requirements of relay protection anti-accident measures, all important loop intermediate relays related to direct tripping are started by 110V or 220V direct current, the starting power is more than 5W, the action voltage is 55-70% of rated voltage, and the action time is not less than 10ms. In order to prevent misoperation of the protection device, the high-power relay in the middle of the outlet of the protection device needs to be checked regularly. The relay plug-in unit is usually integrated on a printed circuit board by a plurality of even tens of relays, is not detachable, and a plug-in unit base is formed by combining tens of contact pins, so that the arrangement is dense, and great inconvenience is brought to the verification of the relays.
The traditional checking device is a detecting device with a detecting wiring, and the checking method is to directly connect the detecting wiring with a pin led out by a single relay on the plug-in unit. Because the contact pin is integrated in the plug, and the contact pin is protected in the plug, wiring is very difficult, and the procedure is to demolish test wiring after checking one relay, then insert on the next relay draws out the contact pin, until all relays on the plug-in components are checked completely, check the plug-in components time of a 8 relays often at 50 to 60min. The verification method has the advantages of long time consumption, low efficiency, complex wiring procedure, easy misconnection and unstable wiring. Therefore, designing a verification device capable of simplifying operation, reducing errors and improving detection efficiency and a use method thereof are the problems which are urgently needed to be solved by the technicians in the industry.
Disclosure of Invention
The invention aims to provide an integrated relay verification device and a use method thereof. The invention has the characteristics of simple operation, contribution to reduction of errors and high detection efficiency.
The technical scheme of the invention is as follows: an integrated relay calibration device comprises a bottom plate, wherein a plug and a plurality of terminal monomers connected with the plug are arranged on the bottom plate; each terminal unit comprises a signal terminal for connecting with a signal generator switching value monitoring loop, a detection terminal for connecting with a detection device and a power supply terminal for connecting with a signal generator voltage loop.
In the integrated relay calibration device, the two ends of the terminal unit are provided with the sliding blocks, and the bottom plate is provided with the guide rail matched with the sliding blocks.
In the above-mentioned integrated relay calibration device, the lower end of the terminal unit is provided with a wire inlet post corresponding to the signal terminal, the detection terminal and the power supply terminal one by one.
In the integrated relay calibration device, the terminal monomer comprises a terminal monomer A and a terminal monomer B, wherein the terminal monomer A and the terminal monomer B are alternately arranged, a movable buckle matched with the terminal in the middle of the terminal monomer A is arranged on the terminal in the middle of the terminal monomer B, and movable buckles matched with the terminals at two ends of the terminal monomer B are arranged on the terminals at two ends of the terminal monomer A.
In the integrated relay calibration device, the signal terminal and the power supply terminal are screw fastening terminals.
In the integrated relay calibration device, the detection terminal is a plug-in type terminal.
In the integrated relay calibration device, the bottom plate is further provided with a fixing device for fixing the bottom plate.
The application method of the integrated relay verification device comprises the following steps:
a. Connecting the plug with a plug-in of the integrated relay;
b. Selecting one relay in the integrated relay as a relay to be tested, determining a corresponding terminal monomer, connecting a signal terminal with a signal generator switching value monitoring loop, connecting a detection terminal with a universal meter, and connecting a power supply terminal with a signal generator voltage loop;
c. Inputting voltage on a power supply terminal, stopping boosting when the action sound of the integrated high-power relay is heard, recording current action voltage data, and simultaneously measuring the contact resistance of the normally open node through a detection terminal;
d. slowly reducing input voltage, stopping reducing voltage when the reset action sound of the integrated high-power relay is heard, recording the current return voltage value, and simultaneously measuring the contact resistance of the normally closed node through a detection terminal;
e. The 100% rated voltage of the integrated high-power relay is instantly input on the power supply terminal, and the action time of the integrated high-power relay is measured through a signal generator switching value monitoring loop connected with the detection terminal;
f. repeating the steps b to e to finish the verification of other relays on the same integrated high-power relay plug-in.
In the foregoing method for using an integrated relay calibration device, in step c, when the voltage rises to 50% of the rated voltage of the integrated high-power relay, the voltage rising rate is slowed down.
Compared with the prior art, the device provided by the invention adopts the pin extraction method to lead the pins in the integrated high-power relay plug-in unit to the terminal strip for reliable fixation, so that test wiring can be replaced by test personnel quickly, the problems of wrong connection and unstable wiring of the pins are reduced, and the verification time can be shortened by more than two thirds. Meanwhile, the device has the advantages of simple use method, fewer detection steps and guaranteed detection precision.
Moreover, the terminal monomers of the device are arranged on the sliding rail and can slide at will, and the movable buckles below the terminal monomers can be combined at will and arranged side by side. Therefore, when detecting a relay, a tester can combine corresponding terminal monomers into a row, and pull out irrelevant terminal monomers, so that wiring errors are effectively reduced, and accuracy is improved.
In conclusion, the invention has the characteristics of simple operation, contribution to reducing errors and high detection efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a numbered schematic view of a jack on a plug;
fig. 4 is a schematic structural view of the terminal unit a;
Fig. 5 is a schematic structural view of the terminal unit B;
Fig. 6 is a schematic diagram of the principle of the living clasp.
Reference numerals: 10-bottom plate, 11-guide rail, 20-plug, 30-terminal monomer, 31-signal terminal, 32-detection terminal, 33-power supply terminal, 34-wire inlet post, 35-terminal monomer A, 36-terminal monomer B, 37-movable buckle, 38-slider.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to be limiting.
Examples: an integrated relay verification device, as shown in fig. 1 to 6, comprises a bottom plate 10, wherein a plug 20 and a plurality of terminal units 30 connected with the plug 20 are arranged on the bottom plate 10; each terminal cell 30 comprises a signal terminal 31 for connecting to a signal generator switching value monitoring circuit, a detection terminal 32 for connecting to a detection device and a supply terminal 33 for connecting to a signal generator voltage circuit.
The two ends of the terminal unit 30 are provided with sliding blocks 38, and the bottom plate 10 is provided with guide rails 11 matched with the sliding blocks 38.
The lower end of the terminal unit 30 is provided with a wire inlet column 34 which is in one-to-one correspondence with the signal terminal 31, the detection terminal 32 and the power supply terminal 33; the terminal monomer 30 comprises a terminal monomer A35 and a terminal monomer B36, the terminal monomer A35 and the terminal monomer B36 are alternately arranged, a movable buckle 37 matched with the terminal in the middle of the terminal monomer B36 is arranged on the terminal in the middle of the terminal monomer A35, and movable buckles 37 matched with the terminals at two ends of the terminal monomer A35 are arranged on the terminals at two ends of the terminal monomer B36.
The signal terminal 31 and the power supply terminal 33 are screw-fastening terminals.
The detection terminal 32 is a plug-in type terminal.
The base plate 10 is further provided with a fixing device for fixing the base plate 10.
The application method of the integrated relay verification device comprises the following steps:
a. connecting the plug 20 with the plug-in of the integrated relay;
b. Selecting one relay of the integrated relays as a relay to be tested, determining a corresponding terminal unit 30, connecting a signal terminal 31 with a signal generator switching value monitoring loop, connecting a detection terminal 32 with a universal meter, and connecting a power supply terminal 33 with a signal generator voltage loop;
c. inputting voltage on a power supply terminal 33, slowing down the voltage rising rate when the voltage rises to 50% of rated voltage of the integrated high-power relay, stopping boosting when the action sound of the integrated high-power relay is heard, recording current action voltage data, and simultaneously measuring the contact resistance of a normally open node through a detection terminal 32;
d. Slowly reducing the input voltage, stopping reducing the voltage when hearing the reset action sound of the integrated high-power relay, recording the current return voltage value, and simultaneously measuring the contact resistance of the normally closed node through the detection terminal 32;
e. The 100% rated voltage of the integrated high-power relay is instantly input on the power supply terminal 33, and the action time of the integrated high-power relay is measured through a signal generator switching value monitoring loop connected with the detection terminal 32;
f. repeating the steps b to e to finish the verification of other relays on the same integrated high-power relay plug-in.
Working principle:
As shown in fig. 1 to 6, an integrated high-power relay calibration device is provided with a fixing device on a base plate 10 for fixing the base plate 10 on a calibration platform; the guide rail 11 is fixed with the bottom plate 10 through a guide rail 11 fixing device; the plug 20 is a D-shaped plug-in device and is fixed with the bottom plate 10 through a fixing screw; the guide rail 11 is provided with a terminal naming board for naming the terminal strip. The terminal unit 30 is provided with a terminal number plate, the left side of the terminal number row is provided with a signal terminal 31 and a detection terminal 32, and the right side of the terminal number row is provided with a power supply terminal 33. The terminal unit 30 is connected with the plug 20 through a connecting cable, the plug 20 is used for connecting an integrated high-power relay plug, and the number of the plug 20 corresponds to the terminal number plate.
The power supply terminal 33 is connected with the integrated high-power relay plug-in coil loop and is used for inputting voltage to the relay coil and driving the relay to act; the detection terminal 32 is used for being connected with a normally open node of the integrated high-power relay and outputting a signal for switching on and off the relay node.
The terminal unit 30 can slide on the guide rail 11, the terminal unit 30 is divided into A, B types which are alternately arranged, a movable buckle 37 is arranged in the middle of the lower end of the A type, and movable buckles 37 are arranged on two sides of the lower end of the B type. Thus, the terminal units 30 can be combined in any combination in a row, as shown in fig. 6, and fig. 6 corresponds to a bottom view of the terminal unit. During detection, pins corresponding to the relay are determined according to the wiring diagram, corresponding terminal monomers 30 are determined according to pin numbers, the terminal monomers 30 are combined into a row, and other irrelevant components are pulled out, so that wiring errors can be effectively reduced.
Claims (6)
1. An integrated relay verifying unit which characterized in that: comprises a bottom plate (10), wherein a plug (20) and a plurality of terminal monomers (30) connected with the plug (20) are arranged on the bottom plate (10); each terminal unit (30) comprises a signal terminal (31) for connecting a signal generator switching value monitoring loop, a detection terminal (32) for connecting a detection device and a power supply terminal (33) for connecting a signal generator voltage loop; the lower end of the terminal unit (30) is provided with wire inlet columns (34) which are in one-to-one correspondence with the signal terminal (31), the detection terminal (32) and the power supply terminal (33); the terminal monomer (30) comprises a terminal monomer A (35) and a terminal monomer B (36), the terminal monomer A (35) and the terminal monomer B (36) are alternately arranged, a movable buckle (37) matched with the terminal in the middle of the terminal monomer B (36) is arranged on the terminal in the middle of the terminal monomer A (35), and movable buckles (37) matched with the terminals at the two ends of the terminal monomer A (35) are arranged on the terminals at the two ends of the terminal monomer B (36); the two ends of the terminal unit (30) are provided with sliding blocks (38), and the bottom plate (10) is provided with guide rails (11) matched with the sliding blocks (38); the detection terminal (32) is connected with the universal meter; the power supply terminal (33) is connected with the integrated high-power relay plug-in coil loop and is used for inputting voltage to the relay coil and driving the relay to act; the detection terminal (32) is used for being connected with a normally open node of the integrated high-power relay and outputting a signal for switching on and off the relay node.
2. An integrated relay verification device according to claim 1, wherein: the signal terminal (31) and the power supply terminal (33) are screw fastening type terminals.
3. An integrated relay verification device according to claim 1, wherein: the detection terminal (32) is a plug-in type terminal.
4. An integrated relay verification device according to claim 1, wherein: the bottom plate (10) is also provided with a fixing device for fixing the bottom plate (10).
5. A method of using an integrated relay verification apparatus according to any one of claims 1-4, wherein: the method comprises the following steps:
a. Connecting the plug (20) with a plug-in of the integrated relay;
b. Selecting one relay of the integrated relays as a relay to be tested, determining a corresponding terminal monomer (30), connecting a signal terminal (31) with a signal generator switching value monitoring loop, and connecting a power supply terminal (33) with a signal generator voltage loop;
c. Inputting voltage on a power supply terminal (33), stopping boosting when the action sound of the integrated high-power relay is heard, recording current action voltage data, and simultaneously measuring the contact resistance of a normally open node through a detection terminal (32);
d. Slowly reducing input voltage, stopping reducing voltage when the reset action sound of the integrated high-power relay is heard, recording the current return voltage value, and simultaneously measuring the contact resistance of the normally closed node through a detection terminal (32);
e. 100% rated voltage of the integrated high-power relay is instantly input on the power supply terminal (33), and the action time of the integrated high-power relay is measured through a signal generator switching value monitoring loop connected with the detection terminal (32);
f. repeating the steps b to e to finish the verification of other relays on the same integrated high-power relay plug-in.
6. The method of using an integrated relay calibration device according to claim 5, wherein: in step c, the voltage ramp rate is slowed down when the voltage rises to 50% of the rated voltage of the integrated high power relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574292.4A CN109581212B (en) | 2018-12-21 | 2018-12-21 | Integrated relay calibration device and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574292.4A CN109581212B (en) | 2018-12-21 | 2018-12-21 | Integrated relay calibration device and application method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109581212A CN109581212A (en) | 2019-04-05 |
| CN109581212B true CN109581212B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811574292.4A Active CN109581212B (en) | 2018-12-21 | 2018-12-21 | Integrated relay calibration device and application method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110794297A (en) * | 2019-11-25 | 2020-02-14 | 国网新疆电力有限公司乌鲁木齐供电公司 | Automatic calibration device for action power of intermediate relay |
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| CN209247989U (en) * | 2018-12-21 | 2019-08-13 | 国家电网有限公司 | A kind of integrated form device for checking electric relay |
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| CN102403682B (en) * | 2011-11-23 | 2013-12-11 | 北京广利核***工程有限公司 | Combined cable fixing device |
| CN103367957B (en) * | 2013-06-28 | 2015-06-10 | 安科智慧城市技术（中国）有限公司 | Wiring terminal |
| CN205336666U (en) * | 2015-12-02 | 2016-06-22 | 新余学院 | Industrial automatic operation console |
| KR102059076B1 (en) * | 2016-02-19 | 2020-02-11 | 주식회사 엘지화학 | Apparatus of Analyzing Malfunction of Switch component and Method Thereof |
| CN205861858U (en) * | 2016-06-30 | 2017-01-04 | 国家电网公司 | A kind of Multifunctional relay calibration equipment |
| CN206003601U (en) * | 2016-08-10 | 2017-03-08 | 广州供电局有限公司 | Current transformer exports anti-open circuit wiring device |
| DE102016124079A1 (en) * | 2016-12-12 | 2018-06-14 | Phoenix Contact Gmbh & Co. Kg | Method for monitoring an electromechanical component of an automation system |
| KR20180092714A (en) * | 2017-02-10 | 2018-08-20 | 엘에스산전 주식회사 | Apparatus and method for testing integrated feature of dc-relay |
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2018
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| CN203178444U (en) * | 2013-04-28 | 2013-09-04 | 国家电网公司 | Relay checking platform |
| CN106877022A (en) * | 2017-03-21 | 2017-06-20 | 河北工程技术高等专科学校 | A kind of modularized combination type snap-fastener connecting terminal block |
| CN209247989U (en) * | 2018-12-21 | 2019-08-13 | 国家电网有限公司 | A kind of integrated form device for checking electric relay |
Non-Patent Citations (1)
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