CN204666788U - A kind of relay checking seat - Google Patents
A kind of relay checking seat Download PDFInfo
- Publication number
- CN204666788U CN204666788U CN201520313385.7U CN201520313385U CN204666788U CN 204666788 U CN204666788 U CN 204666788U CN 201520313385 U CN201520313385 U CN 201520313385U CN 204666788 U CN204666788 U CN 204666788U
- Authority
- CN
- China
- Prior art keywords
- relay
- wire
- contact
- pilot lamp
- testing circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 claims abstract description 24
- 239000004593 Epoxy Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 5
- 230000005284 excitation Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000012795 verification Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 101100203325 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) SKT5 gene Proteins 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model provides a kind of relay checking seat, comprises relay base, switch, additional equipment binding post, feedback connection post, pilot lamp A, pilot lamp B and battery; The coil contact of relay base connects additional equipment binding post by wire and forms coil power loop; Each normally opened contact of relay base is connected successively by wire and is connected feedback connection post and forms backfeed loop; Each normally opened contact of relay base is connected successively by wire and is connected pilot lamp A and forms normally opened contact testing circuit, each normally closed contact is in parallel successively and connect pilot lamp A and form normally closed contact testing circuit by wire, and normally opened contact testing circuit is with normally closed contact testing circuit and connect and to be connected in series with battery and switch by wire and form contact and work and indicate loop; This relay checking holder structure is simple, volume is little, easy and simple to handle efficient, safe and reliable, be applicable to Multiple Type relay, and relay normally open contact and normally closed contact action situation can be reflected in checking procedure.
Description
Technical field
The utility model relates to a kind of device for checking electric relay, belongs to relay contact analog control system field.
Background technology
Relay is widely used in various automation control circuit, and its stability directly affects the serviceability of this circuit.Therefore, must verify all kinds of relay in conjunction with maintenance in the operational process of power station, check that whether the serviceability of each important loop repeat circuit is intact, the power transfer relay that timely replacing does not meet the demands.Under normal circumstances, carrying out relay checking is taken off from loop by relay, and on its coil, direct making alive measures its working value.But directly carry out relay checking and there is obvious problem: 1. repeat wiring, work efficiency is low; 2. on relay, disconnect line there is potential safety hazard, exposed contact easily causes verification personnel to get an electric shock.
Summary of the invention
The purpose of this utility model is to solve the deficiencies in the prior art, and provide that a kind of structure is simple, volume is little, efficient, the relay checking seat that is applicable to Multiple Type relay easy and simple to handle, use this relay checking seat to carry out relay checking convenience and high-efficiency, safe and reliable, and relay normally open contact and normally closed contact action situation can be reflected in checking procedure.
Realizing the technical scheme that the utility model object adopts is:
A kind of relay checking seat, at least comprise guidance panel and be installed on the relay base on guidance panel, guidance panel is provided with switch, additional equipment binding post, feedback connection post and color different pilot lamp A and pilot lamp B, outside guidance panel, is provided with the battery be connected with pilot lamp by wire; The coil contact of relay base connects additional equipment binding post by wire and forms coil power loop; Each normally opened contact of relay base is connected successively by wire and is connected feedback connection post and forms backfeed loop; Each normally opened contact of relay base is connected successively by wire and is connected pilot lamp A and forms normally opened contact testing circuit, each normally closed contact is in parallel successively and connect pilot lamp A and form normally closed contact testing circuit by wire, and normally opened contact testing circuit is with normally closed contact testing circuit and connect and to be connected in series with battery and switch by wire and form contact and work and indicate loop.
The main body of relay checking seat is epoxy package, and the upper surface of epoxy package is guidance panel, and battery is all positioned at epoxy package inside with the wire being connected each electric elements.
Guidance panel is provided with more than 2 relay bases, each normally opened contact of each relay base is connected successively by wire, and each normally closed contact of each relay base is in parallel successively by wire.
All current-limiting resistance is serially connected with in normally opened contact testing circuit and normally closed contact testing circuit.
As shown from the above technical solution, in the relay checking seat that the utility model provides, the relay base connected mode different from other assemblies forms different functional loops, be respectively: 1) coil power loop: inject operation voltage to measured relay for additional test apparatus, additional test apparatus is by additional equipment binding post switch-on coil electric power loop; 2) backfeed loop: feed back to additional display device for actuating of relay situation is converted to switching value, additional display device is by feedback connection post access backfeed loop; 3) contact work instruction loop: for reflecting relay normally open contact and normally closed contact action situation, in the non-excitation situation of relay, normally closed contact is closed, pilot lamp B is bright, in relay excitation situation, normally closed contact disconnects, pilot lamp B goes out, and normal opened contact is closed, pilot lamp A is bright.
Compared with prior art, the beneficial effects of the utility model are:
(1) relay to be detected is directly inserted in each interface of relay base and can carry out relay inspection, avoid repetition wiring, improve verification efficiency;
(2) encapsulate each electric elements by epoxy package, whole wiring is all positioned at epoxy package, and avoid electric leakage or joint to touch water accidents caused, inspection security is high;
(3) binding post independent distribution and leave safe enough distance, avoids touching false touch by mistake, ensures that wiring is safe and reliable;
(4) in checking procedure by the action situation of the different pilot lamp A of two colors and pilot lamp B and indicating relay normally opened contact and normally closed contact respectively, simple to operate and intuitive display result.
Accompanying drawing explanation
The structural representation of the relay checking seat that Fig. 1 provides for the utility model.
Fig. 2 is the circuit diagram in coil power loop.
Fig. 3 is the circuit diagram of backfeed loop.
Fig. 4 is the circuit diagram in work instruction loop, contact.
Wherein, 1-epoxy package, 2-guidance panel, 3-relay base A, 4-relay base B, 5-relay base C, 6-additional equipment binding post, 7-feedback connection post, 8-battery, 9-pilot lamp B, 10-ship type switch, 11-pilot lamp A, 12-current-limiting resistance.
Embodiment
Illustrate in detail the utility model below in conjunction with drawings and Examples, protection domain of the present utility model is not limited to following examples.
The relay checking seat that the utility model provides, its structure as shown in Figure 1, main body is epoxy package 1, the upper surface of epoxy package forms guidance panel 2, guidance panel 2 is provided with ship type switch 10, additional equipment binding post 6, feedback connection post 7, pilot lamp A11, pilot lamp B9, relay base A3, relay base B4 and relay base C5, pilot lamp A11 is green, pilot lamp B9 is red, each normally opened contact of 3 relay bases is connected successively by wire, each normally closed contact of each relay base is in parallel successively by wire, epoxy package inside is provided with the battery 8 be connected with pilot lamp by wire, all wires are all arranged in the guidance panel back side and are encapsulated in epoxy package inside,
Relay base connects different assembly by wire and forms different functional loops, its functional loop comprises coil power loop, backfeed loop, work instruction loop three, contact part, be specially: 1) coil power loop: connect additional equipment binding post 6 by the coil contact of relay base by wire and form, as shown in Figure 2, inject operation voltage for additional test apparatus to measured relay, additional test apparatus is by additional equipment binding post Z1 and Z2 switch-on coil electric power loop, 2) backfeed loop: being connected by each normally opened contact of relay base successively by wire and connected feedback connection post 7 is formed, as shown in Figure 3, feed back to additional display device for actuating of relay situation is converted to switching value, additional display device accesses backfeed loop by feedback connection post F1 and F2, 3) contact work instruction loop: each normally opened contact of relay base is connected successively by wire and connected pilot lamp A and current-limiting resistance formation normally opened contact testing circuit, each normally closed contact is in parallel successively and connect pilot lamp B and current-limiting resistance forms normally closed contact testing circuit by wire, normally opened contact testing circuit is with normally closed contact testing circuit and connect and to be connected in series with battery and switch by wire and form contact and work and indicate loop, as shown in Figure 4, for reflecting relay normally open contact and normally closed contact action situation, in the non-excitation situation of relay, normally closed contact closes, pilot lamp B is bright, in relay excitation situation, normally closed contact disconnects, pilot lamp B goes out, normal opened contact closes, pilot lamp A is bright.
In actual use, each element all passes through 2mm
2single core copper cash connects, and the concrete mode of connection of three functional loops is:
1) coil power loop: be connected to additional equipment binding post by after the parallel connection of 3 Relay base coil contacts, by 13, of relay base A No. 14 terminals, 13, No. 16 terminals of relay base B, A1, B1 terminal of relay base C are connected in parallel on Z1, Z2 terminal of relay coil power input respectively; Protective calibration instrument injects the voltage of change to measured relay by relay coil power input;
2) backfeed loop: the normal opened contact at each Relay base back side is connected, relay feedback contact output terminal will be connected to again after 3 pairs of extension line parallel connections, first Relay base relay base A, relay base B, relay base C normal opened contact are connected respectively, then No. 5 terminals of relay base A No. 5 terminals, relay base B, No. 14 terminals of relay base C are all connected to feedback connection post F1; No. 41 terminals of No. 12 terminals of relay base A, No. 12 terminals of relay base B, relay base C are connected to feedback connection post F2.Protection check meter feeds back contact output terminal feedback quantity by relay, to judge actuating of relay state, and the start and stop of Control protection tester, operation of recording voltage and return voltage;
3) signal designation loop: instruction loop, normal opened contact position and instruction loop, normally closed contact position;
1. normal opened contact position instruction loop: be connected in series 3V battery in feedback contact loop, ship type switch QF, current-limiting resistance and LED light (green) are as normal opened contact instruction loop, by relay base A No. 12 terminals, No. 12 terminals of relay base B, No. 41 terminals of relay base C are connected to the positive pole of 3V battery respectively, the negative pole of 3V battery is connected in series ship type switch QF successively, current-limiting resistance, LED light (green), and then be connected to No. 5 terminals of relay base A, No. 5 terminals of relay base B and No. 14 terminals of relay base C, in this loop, if relay loss of excitation under normal circumstances, loop is obstructed, green light extinguishes, if relay excitation, then normal opened contact closes, and loop conducting green light lights, if green light is not bright after relay excitation, then shows to exist normal opened contact and fail normally closed abnormal conditions,
2. normally closed contact position instruction loop: respectively by 1,2,3, of relay base A No. 4 terminal, 1,2,3, No. 4 terminal of relay base B, LED light (redness), current-limiting resistance, ship type switch QF, 3V battery is connected in series after 12,22,32, No. 42 terminal short circuits of relay base C, then No. 12 terminals of relay base A, No. 12 terminals of relay base B, No. 41 terminals of relay base C are connected to, under normal circumstances, normally closed junction closure during relay loss of excitation, red light lights; During relay excitation, normal opened contact closes, and normally closed contact disconnects, and red light extinguishes.If red light is not bright in relay loss of excitation situation, then illustrate that this relay normally closed contact is abnormal; If red led does not extinguish after relay excitation, then relay normally open contact action message is described, and normally closed contact fails reliable separation.
The relay checking seat that the utility model provides is applicable to 6 kinds of model relay checkings such as OMRON MY4NT, Schneider RXM4AB2P7, Schneider RXM4AB1MD, CARA-Y0AAD, CS-ZO6AB, CSD4, can only verify a relay when carrying out relay checking at every turn.Using method is as follows:
1) protective calibration instrument voltage source UA, UB are connected to binding post Z1, Z2 of relay coil power input, binding post F1, F2 of relay being fed back contact output terminal are connected to protective calibration instrument feedback contact place, corresponding Relay base will be inserted, the ship type that closes switch QF by verification relay;
2) observe whether LED light (redness) is bright judges normally closed contact whether fault;
3) starting protection tester injects 0V to UN voltage to measured relay, and judges normally-open normally-close contact whether fault according to LED light after relay excitation (green) and LED light (redness) situation of change;
4) meter relay operation voltage and return voltage, relay health condition judges with reference to following table:
Claims (4)
1. a relay checking seat, at least comprise guidance panel and be installed on the relay base on guidance panel, it is characterized in that: guidance panel is provided with switch, additional equipment binding post, feedback connection post and color different pilot lamp A and pilot lamp B, outside guidance panel, is provided with the battery be connected with pilot lamp by wire; The coil contact of relay base connects additional equipment binding post by wire and forms coil power loop; Each normally opened contact of relay base is connected successively by wire and is connected feedback connection post and forms backfeed loop; Each normally opened contact of relay base is connected successively by wire and is connected pilot lamp A and forms normally opened contact testing circuit, each normally closed contact is in parallel successively and connect pilot lamp A and form normally closed contact testing circuit by wire, and normally opened contact testing circuit is with normally closed contact testing circuit and connect and to be connected in series with battery and switch by wire and form contact and work and indicate loop.
2. relay checking seat according to claim 1, it is characterized in that: the main body of relay checking seat is epoxy package, the upper surface of epoxy package is guidance panel, and battery is all positioned at epoxy package inside with the wire being connected each electric elements.
3. relay checking seat according to claim 1, it is characterized in that: guidance panel is provided with more than 2 relay bases, each normally opened contact of each relay base is connected successively by wire, and each normally closed contact of each relay base is in parallel successively by wire.
4. relay checking seat according to claim 1, is characterized in that: be all serially connected with current-limiting resistance in normally opened contact testing circuit and normally closed contact testing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520313385.7U CN204666788U (en) | 2015-05-15 | 2015-05-15 | A kind of relay checking seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520313385.7U CN204666788U (en) | 2015-05-15 | 2015-05-15 | A kind of relay checking seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204666788U true CN204666788U (en) | 2015-09-23 |
Family
ID=54137158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520313385.7U Active CN204666788U (en) | 2015-05-15 | 2015-05-15 | A kind of relay checking seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204666788U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771403A (en) * | 2016-12-29 | 2017-05-31 | 国家电网公司 | A kind of easy relay contact ejector |
| CN106802392A (en) * | 2016-12-23 | 2017-06-06 | 雅砻江流域水电开发有限公司 | Portable full nodal exactness detection relay checking platform |
| CN107144785A (en) * | 2017-07-14 | 2017-09-08 | 华能澜沧江水电股份有限公司 | A kind of device for checking electric relay |
| CN107219459A (en) * | 2017-07-28 | 2017-09-29 | 国家电网公司 | Device for checking electric relay |
| CN107450018A (en) * | 2017-08-25 | 2017-12-08 | 北京送变电公司 | Detecting system |
| CN108983078A (en) * | 2017-05-31 | 2018-12-11 | 许继集团有限公司 | A kind of relay build-out resistor selection device and method |
| CN109444736A (en) * | 2018-12-29 | 2019-03-08 | 大唐观音岩水电开发有限公司 | The calibration equipment of new type of relay |
| CN111521929A (en) * | 2020-05-08 | 2020-08-11 | 中汇瑞德电子（芜湖）有限公司 | Detection apparatus for relay |
| CN112067989A (en) * | 2020-09-29 | 2020-12-11 | 国网北京市电力公司 | High-speed train electromagnetic contactor test system |
-
2015
- 2015-05-15 CN CN201520313385.7U patent/CN204666788U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106802392A (en) * | 2016-12-23 | 2017-06-06 | 雅砻江流域水电开发有限公司 | Portable full nodal exactness detection relay checking platform |
| CN106771403A (en) * | 2016-12-29 | 2017-05-31 | 国家电网公司 | A kind of easy relay contact ejector |
| CN108983078A (en) * | 2017-05-31 | 2018-12-11 | 许继集团有限公司 | A kind of relay build-out resistor selection device and method |
| CN108983078B (en) * | 2017-05-31 | 2020-11-17 | 许继集团有限公司 | Relay matching resistance selection device and method |
| CN107144785A (en) * | 2017-07-14 | 2017-09-08 | 华能澜沧江水电股份有限公司 | A kind of device for checking electric relay |
| CN107219459A (en) * | 2017-07-28 | 2017-09-29 | 国家电网公司 | Device for checking electric relay |
| CN107450018A (en) * | 2017-08-25 | 2017-12-08 | 北京送变电公司 | Detecting system |
| CN109444736A (en) * | 2018-12-29 | 2019-03-08 | 大唐观音岩水电开发有限公司 | The calibration equipment of new type of relay |
| CN111521929A (en) * | 2020-05-08 | 2020-08-11 | 中汇瑞德电子（芜湖）有限公司 | Detection apparatus for relay |
| CN112067989A (en) * | 2020-09-29 | 2020-12-11 | 国网北京市电力公司 | High-speed train electromagnetic contactor test system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204666788U (en) | A kind of relay checking seat | |
| CN102457042B (en) | Novel electricity leakage detection protection circuit | |
| CN106371009A (en) | Test device and test method of safety type relay | |
| CN205861858U (en) | A kind of Multifunctional relay calibration equipment | |
| CN110286274A (en) | A kind of relay protection tripping outlet matrix fast verification device | |
| CN204009008U (en) | A kind of intelligent substation protective relaying device proving installation | |
| CN102998573B (en) | Electric arc fault protection device verifying attachment | |
| CN105676122B (en) | A kind of electromagnetic relay drop-off to pick-up radio test platform and test method | |
| CN112285447A (en) | Switch drawer test circuit and test equipment | |
| CN207946485U (en) | Operation vehicle for contact wire's AC power distribution cabinet/AC distribution panel device for fast detecting | |
| CN203350305U (en) | Analog circuit breaker | |
| CN110491257A (en) | A kind of fault simulation displaying device | |
| CN105529698A (en) | Intelligent electric cabinet with self-checking function | |
| CN210243756U (en) | Rapid verification device for relay protection tripping outlet matrix | |
| CN205749738U (en) | Portable microcomputer busbar protective device tester | |
| CN201774227U (en) | Electric leakage detection protection circuit | |
| CN109521311B (en) | Relay protection multi-outlet pressing plate measuring instrument | |
| CN105301396A (en) | Relay protection verification apparatus | |
| CN201600421U (en) | Testing device of switch protector and switch protector | |
| CN210982617U (en) | Switch drawer test circuit and test equipment | |
| CN204166079U (en) | Secondary loop of breaker wiring testing device | |
| CN210924832U (en) | Intelligent multifunctional power consumption measuring and controlling device | |
| CN104020326B (en) | A kind of switching device tested used by switch machine characteristic | |
| CN204177835U (en) | FTU aided measurement device | |
| CN103592561B (en) | Secondary wiring of current mutual inductor testing fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |