CN205861858U - A kind of Multifunctional relay calibration equipment - Google Patents
A kind of Multifunctional relay calibration equipment Download PDFInfo
- Publication number
- CN205861858U CN205861858U CN201620681030.8U CN201620681030U CN205861858U CN 205861858 U CN205861858 U CN 205861858U CN 201620681030 U CN201620681030 U CN 201620681030U CN 205861858 U CN205861858 U CN 205861858U
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- relay
- contact
- binding post
- normally closed
- normal opened
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- 239000004593 Epoxy Substances 0.000 claims description 13
- 239000004020 conductor Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 description 9
- 238000012360 testing method Methods 0.000 description 4
- 238000012795 verification Methods 0.000 description 4
- 206010014357 Electric shock Diseases 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241000270728 Alligator Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000033999 Device damage Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 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
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
This utility model provides a kind of Multifunctional relay calibration equipment, including display lamp A and the display lamp B that relay base, switch, normal opened contact binding post, common junction binding post, normally closed contact binding post, relay wiring of input power source post, relay feedback signal binding post, battery and color are different；The normal opened contact of relay base, coil contact and normally closed contact are connected with normal opened contact binding post, common junction binding post and normally closed contact binding post respectively by wire, the relay base connected mode different from other electric elements forms different functional loops, including input power loop, feedback signal loop, normal opened contact signal designation loop and normally closed contact signal designation loop；This device for checking electric relay is easy to use, safe and efficient, it is not necessary to repeat wiring, energy quickly measuring relay coil resistance, normally closed contact contact resistance, working value, normal opened contact contact resistance, return value, substantially increases the work efficiency of staff.
Description
Technical field
This utility model relates to a kind of device for checking electric relay, belongs to relay test-device technical field.
Background technology
The verification of relay is the big event of power station unit maintenance, and unit maintenance process needs each system disk cabinet relay
Device verifies, and unit generally requires the relay carrying out verifying more than 300, generally, carries out relay
Verification is to be pulled up from the plug of dish cabinet by relay, tests resistance between coil pin with circuit tester, tests it with protective calibration instrument
Operation voltage, return voltage.This method not carrying out verifying by the special checking table of relay there is problems in that 1. need to be many
People coordinates repetition wiring, pressurization, record, and workload is big, and efficiency is low；2. use alligator clamp or the direct contact-relay of test pencil to draw
Foot, there is the risk of electric shock in tester；3., due to wiring difficulty, current relay checking the most all can be measured normally closed contact and connect
Get an electric shock and hinder, seldom measure normal opened contact contact resistance, it is impossible to find the loop fault of normal opened contact contact resistance exception in time.Institute
With a kind of Multifunctional relay calibration equipment of design, it is possible to verify the working value of relay, return value, contact easily and efficiently
Resistance, the verification for relay is most important.
Summary of the invention
The purpose of this utility model is to solve the deficiencies in the prior art, and provides that a kind of simple in construction, volume be little, operation
Simple and effective, be applicable to the Multifunctional relay calibration equipment of Multiple Type relay, this device for checking electric relay is easy to use,
Safe and efficient, it is not necessary to repeat wiring, can quick measuring relay coil resistance, normally closed contact contact resistance, working value, normally opened
Contacts resistance, return value, substantially increase the work efficiency of staff.
Realizing the technical scheme that this utility model purpose used is, a kind of Multifunctional relay calibration equipment at least wraps
Include guidance panel and the relay base being installed on guidance panel, guidance panel is provided with switch, normal opened contact binding post,
Common junction binding post, normally closed contact binding post, relay wiring of input power source post, relay feedback signal binding post and face
Display lamp A and the display lamp B that form and aspect are different, the quantity of display lamp A and the total quantity of relay base normal opened contact on guidance panel
Identical, the quantity of display lamp B is identical with the total quantity of relay base normally closed contact on guidance panel, and guidance panel is externally provided with logical
Crossing the battery that wire is connected with display lamp A and display lamp B, the normal opened contact of relay base, coil contact and normally closed contact are logical
Cross wire to be connected with normal opened contact binding post, common junction binding post and normally closed contact binding post respectively；The line of relay base
Circle contact connects and composes input power loop by wire and relay wiring of input power source post；The one pair of which of relay base
Normal opened contact connects and composes feedback signal loop by wire and relay feedback signal binding post；Relay base each to often
Open contact connected with each display lamp A respectively by wire and be connected battery and switch composition normal opened contact signal designation loop, continue
Each pair of normally closed contact of electrical equipment base is connected with each display lamp B respectively by wire and is connected battery and switch composition normally closed contact
Signal designation loop.
Also include that epoxy package, battery and wire are all packaged in inside epoxy package, epoxy package
Upper surface is guidance panel.
More than 2 relay bases are installed, in feedback signal loop wherein the one of each relay base on guidance panel
Normal opened contact is connected with relay feedback signal binding post by after conductor in parallel.
Normal opened contact signal designation loop and normally closed contact signal designation loop are all serially connected with current-limiting resistance.
As shown from the above technical solution, in the Multifunctional relay calibration equipment that this utility model provides, relay base
The connected mode different from other electric elements forms different functional loops, is respectively as follows: 1) input power loop: it is used for protecting
Tester injects operation voltage to measured relay, and protective calibration instrument passes through relay wiring of input power source post to relay base
Coil injects direct current or alternating current power supply, and relay gets final product excitation actuating；2) feedback signal loop: for by actuating of relay situation
Be converted to switching value and feed back to protective calibration instrument, the one pair of which normal opened contact of each relay base by after conductor in parallel with continue
Electrical equipment feedback signal binding post connects, and protective calibration instrument accesses feedback signal loop by relay feedback signal binding post, from
And judge actuating of relay situation；3) signal designation loop: include that normal opened contact signal designation loop and normally closed contact signal refer to
Showing loop, each pair of normally closed contact of each relay base and normal opened contact are connected after being connected with corresponding display lamp respectively by wire
Battery and switch, for reflecting the working condition of relay normally open contact and normally closed contact.
Compared with prior art, the beneficial effects of the utility model are:
1. Multiple Type relay is concentrated on a device, can be once to the working value of relay, return value, coil
Whether resistance, contact are operating normally, whether normally-open normally-close contacts resistance is normally carried out verification；
2. by relay base, each for relay pin being caused binding post, binding post is reasonably distributed, and can avoid touching by mistake by mistake
Touch, reduce electric shock risk and device damage rate；
3. only need to be by protective calibration instrument and corresponding binding post (normal opened contact binding post, common junction binding post, often during work
Close contact binding post) it is connected, more corresponding for relay insertion relay base can be carried out relay inspection, it is to avoid repeat to connect
Line, improves work efficiency；
4. can substantially be judged the contact resistance situation of all contacts of relay by the indication signal loop of appropriate design, only
The contact that signal designation is abnormal need to be carried out independent measurement, it is to avoid each contact is measured, improves work efficiency.
5. encapsulating each electric elements by epoxy package, whole wiring are respectively positioned in epoxy package, it is to avoid leakage
It is accidents caused that electricity or joint touch water, and inspection security is high；
Accompanying drawing explanation
The structural representation of the Multifunctional relay calibration equipment that Fig. 1 provides for this utility model.
Fig. 2 is the circuit diagram in coil power loop.
Fig. 3 is the circuit diagram of feedback circuit.
Fig. 4 is the circuit diagram in contact work instruction loop.
Wherein, 1-relay wiring of input power source post, 2-relay feedback signal binding post, 3-ship type switchs, 4-battery,
5-display lamp A, 6-display lamp B, 71-normal opened contact binding post, 72-common junction binding post, 73-normally closed contact binding post, 8-
Current-limiting resistance, 9-relay base JDa, 10-relay base JDb, 11-relay base JDc, 12-relay base JDd,
13-epoxy package, 14-guidance panel.
Detailed description of the invention
With embodiment, this utility model is illustrated in detail below in conjunction with the accompanying drawings, content of the present utility model not office
It is limited to following example.
The Multifunctional relay calibration equipment that this utility model provides, its structure is as it is shown in figure 1, main body is outside epoxy resin
Shell 13, the upper surface of epoxy package 13 constitutes guidance panel 14, guidance panel is provided with relay base JDa9, relay
Device base JDb10, relay base JDc11, relay base JDd12, ship type 3,16 normal opened contact binding posts 71,16 of switch
72,16 normally closed contact binding posts 73 of individual common junction binding post, relay wiring of input power source post 1, relay feedback signal
Binding post 2,16 green indicating lamp A5 and 16 red led B6, are provided with inside epoxy package by wire and instruction
The 1.5V battery 4 of lamp connection and 32 300 Ω current-limiting resistances 8, all wires are all arranged in the guidance panel back side and are encapsulated in
Inside epoxy package, guidance panel 14 is printed circuit board (PCB), is designed by circuits below, only need to be by embedding for relevant components and parts
Enter printed circuit board (PCB) perforate, carry out welding by component's feet at back；
It is as follows that relay tip binding post draws loop: the normal opened contact of each relay base, coil contact and normally closed connect
Point is connected with normal opened contact binding post 71, common junction binding post 72 and normally closed contact binding post 73 by wire, respectively such as Fig. 4
Shown in, 5,6,7, No. 8 terminals of the normal opened contact of JDa, 5,6,7, No. 8 terminals of the normal opened contact of JDb, the normal opened contact 14 of JDc,
24,34, No. 44 terminals, 5,6,7, No. 8 terminals of the normal opened contact of JDd connect the normal opened contact binding post 71 of correspondence respectively；JDa's
9,10,11, No. 12 terminals of common junction (coil contact), 9,10,11, No. 12 terminals of the common junction of JDb, the public of JDc connects
Point 11,21,31,41,9,10,11, No. 12 terminals of the common junction of JDd connect the common junction binding post 72 of correspondence respectively；JDa
1,2,3, No. 4 terminals of normally closed contact, 1,2,3, No. 4 terminals of the normally closed contact of JDb, the normally closed contact of JDc 12,22,32,42
Terminal, 1,2,3, No. 4 terminals of the normally closed contact of JDd connect the normally closed contact binding post 73 of correspondence respectively, can during relay checking
Directly test corresponding contact binding post, and then measuring relay corresponding contacts resistance with circuit tester pointer；
2mm is all used between above-mentioned electric components2Single copper cash connects, and is arranged in inside epoxy package, and its wiring is returned
Route input power loop, feedback signal loop, signal designation loop three part composition:
Input power loop: 4 relay base coil contact parallel connections are followed by relay wiring of input power source post 1,
As in figure 2 it is shown, by the 13 of JDa, No. 14 terminals, the 13 of JDb, No. 14 terminals, A1, B1 terminal of JDc, the 13 of JDd, No. 14 ends
After sub-parallel connection on Z1, Z2 terminal of cut-in relay wiring of input power source post 1, protective calibration instrument can pass through relay coil power supply
Input 1 injects the voltage of change to measured relay；
Feedback signal loop: choose the one pair of which normal opened contact of each Relay base, parallel connection is followed by relay feeding back
Signal binding post 2, as it is shown on figure 3, by the 5 of JDa, No. 9 terminals, the 5 of JDb, No. 9 terminals, the 11 of JDc, No. 14 terminals, JDd
5, after No. 9 terminal parallel connections on F1, F2 terminal of cut-in relay feedback signal binding post 2, relay protection examination instrument can be by continuing
Electrical equipment feedback signal binding post 2 feedback signal, to judge actuating of relay state, and controls protective calibration instrument start and stop, records and move
Make voltage and return voltage；
Contact work instruction loop: the operating current of display lamp is 5～20mA, under normal circumstances relay tip contact electricity
Resistance is 10 below Ω, if fruit contact resistance is bigger than normal, loop current is less than 5mA, and display lamp does not works or brightness is the least, now can lead to
Cross and observe red green display lamp and judge relay tip contact resistance substantially situation, if instruction is abnormal, i.e. to corresponding contact general-purpose
Table is accurately measured；
1) normal opened contact signal designation loop, by 16 green indicating lamp A5 and 16 current-limiting resistances 8 respectively with 4 relays
Connect by wire refer to as normal opened contact with 1.5V battery 4 and ship type switch 3 after every a pair normal opened contact series connection of device base
Show loop, as shown in Figure 4, by the 9 of JDa, 10,11, No. 12 terminals, the 9 of JDb, 10,11, No. 12 terminals, the 11 of JDc, 21,31,
9,10,11, No. 12 terminals of 41, JDd are respectively connected to the positive pole of 1.5V battery 4 by corresponding common junction binding post 72,
The negative pole of 1.5V battery 4 is sequentially connected in series ship type switch 3, green indicating lamp A5, current-limiting resistance 8, is then connect by the normally opened of correspondence
Point binding post 71 is respectively connected to the 5 of JDa, 6,7, No. 8 terminals again, the 5 of JDb, 6,7, No. 8 terminals, the 14 of JDc, 24,34, No. 44
Terminal, the 5 of JDd, 6,7, No. 8 terminals, this loop Green display lamp A5 reacts relay normally open contact duty, normally opened connects
Point Guan Bi, corresponding display lamp is bright；
2) normally closed contact signal designation loop, by 16 red led B6 and 16 current-limiting resistances 8 of residue respectively with 4
Connect by wire connect as normally closed with 1.5V battery 4 and ship type switch 3 after every a pair normally closed contact series connection of relay base
Point instruction loop, as shown in Figure 4, by the 9 of JDa, 10,11, No. 12 terminals, the 9 of JDb, 10,11, No. 12 terminals, JDc 11,
21,31,41, the 9 of JDd, 10,11, No. 12 terminal terminals are respectively connected to be connected to by corresponding common junction binding post 72
The positive pole of 1.5V battery 4, the negative pole of 1.5V battery 4 is sequentially connected in series ship type switch 3, red led B6, current-limiting resistance 8, then
The 1 of JDa, 2,3, No. 4 terminals it are connected to again by corresponding normally closed contact binding post 73, the 1 of JDb, 2,3, No. 4 terminals, JDc's
12,22,32, No. 42 terminals, the 1 of JDd, 2,3, No. 4 terminals, in this loop, red led B6 reacts relay normally closed contact work
Making state, normally closed contact disconnects, and corresponding display lamp goes out.
The using method of the Multifunctional relay calibration equipment that the present embodiment provides is as follows:
1. protective calibration instrument voltage source UA, UB are connected to A1, A2 of relay wiring of input power source post 1；
2. binding post F1, F2 of relay feedback signal binding post 2 are connected to protective calibration instrument feedback junction；
3. verified relay is inserted corresponding relay base；
4. the ship type that closes switch 3；
5. observing red led 6 whether all light, all light then normally closed contact contact resistance is normal；
6. starting protection tester injects 0V to UN voltage to measured relay, and green after observing relay excitation action
Color LED light 5 whether all light and red LED display lamp 6 go out the most entirely, and judge normal opened contact according to this situation and normally closed connect
Whether point is operating normally and contact resistance is bigger than normal；If the instruction of a certain display lamp is abnormal, then to should contact fault, need
The corresponding binding post of this contact measured by independent circuit tester, it is judged that contact resistance is the most normal；
7. record data.
Claims (4)
1. a Multifunctional relay calibration equipment, at least includes at the bottom of guidance panel and the relay that is installed on guidance panel
Seat, it is characterised in that: switch, normal opened contact binding post, common junction binding post, normally closed contact wiring are installed on guidance panel
Display lamp A and the display lamp B that post, relay wiring of input power source post, relay feedback signal binding post and color are different, refers to
Show that the quantity of lamp A is identical with the total quantity of relay base normal opened contact on guidance panel, the quantity of display lamp B and guidance panel
The total quantity of upper relay base normally closed contact is identical, and guidance panel is externally provided with and is connected with display lamp A and display lamp B by wire
Battery, the normal opened contact of relay base, coil contact and normally closed contact by wire respectively with normal opened contact binding post, public affairs
Contact binding post and normally closed contact binding post connect altogether；The coil contact of relay base is by wire and relay input power
Binding post connects and composes input power loop；The one pair of which normal opened contact of relay base is by wire and relay feedback letter
Number binding post connects and composes feedback signal loop；Each pair of normal opened contact of relay base by wire respectively with each display lamp A
Connecting and connect battery and switch composition normal opened contact signal designation loop, each pair of normally closed contact of relay base passes through wire
Connect with each display lamp B respectively and be connected battery and switch composition normally closed contact signal designation loop.
Multifunctional relay calibration equipment the most according to claim 1, it is characterised in that: also include epoxy package,
Battery and wire are all packaged in inside epoxy package, and the upper surface of epoxy package is guidance panel.
Multifunctional relay calibration equipment the most according to claim 1, it is characterised in that: it is provided with 2 on guidance panel
Above relay base, in feedback signal loop the one pair of which normal opened contact of each relay base by after conductor in parallel with continue
Electrical equipment feedback signal binding post connects.
Multifunctional relay calibration equipment the most according to claim 1, it is characterised in that: normal opened contact signal designation loop
Current-limiting resistance all it is serially connected with normally closed contact signal designation loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620681030.8U CN205861858U (en) | 2016-06-30 | 2016-06-30 | A kind of Multifunctional relay calibration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620681030.8U CN205861858U (en) | 2016-06-30 | 2016-06-30 | A kind of Multifunctional relay calibration equipment |
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| Publication Number | Publication Date |
|---|---|
| CN205861858U true CN205861858U (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620681030.8U Active CN205861858U (en) | 2016-06-30 | 2016-06-30 | A kind of Multifunctional relay calibration equipment |
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| CN (1) | CN205861858U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107576906A (en) * | 2017-09-19 | 2018-01-12 | 国家电网公司 | A kind of portable relay checking platform and its application method |
| CN109581212A (en) * | 2018-12-21 | 2019-04-05 | 国家电网有限公司 | A kind of integrated form device for checking electric relay and its application method |
| CN111521929A (en) * | 2020-05-08 | 2020-08-11 | 中汇瑞德电子（芜湖）有限公司 | Detection apparatus for relay |
-
2016
- 2016-06-30 CN CN201620681030.8U patent/CN205861858U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107576906A (en) * | 2017-09-19 | 2018-01-12 | 国家电网公司 | A kind of portable relay checking platform and its application method |
| CN109581212A (en) * | 2018-12-21 | 2019-04-05 | 国家电网有限公司 | A kind of integrated form device for checking electric relay and its application method |
| CN111521929A (en) * | 2020-05-08 | 2020-08-11 | 中汇瑞德电子（芜湖）有限公司 | Detection apparatus for relay |
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