CN209624732U - The calibration equipment of new type of relay - Google Patents

The calibration equipment of new type of relay Download PDF

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Publication number
CN209624732U
CN209624732U CN201822269943.0U CN201822269943U CN209624732U CN 209624732 U CN209624732 U CN 209624732U CN 201822269943 U CN201822269943 U CN 201822269943U CN 209624732 U CN209624732 U CN 209624732U
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China
Prior art keywords
relay
normally closed
indicator light
series circuit
normal opened
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CN201822269943.0U
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Chinese (zh)
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李安明
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Datang Guanyinyan Hydropower Development Co Ltd
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Datang Guanyinyan Hydropower Development Co Ltd
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Abstract

The utility model discloses a kind of calibration equipments of new type of relay, are used to while verifying multiple relays, which includes: action power;Multiple relay bases, multiple relay bases access action power side by side, and relay base is used to install relay to be verified, and action power is used to provide operation voltage to multiple relays;Verifying power supply, all normal opened contacts and all normally closed contacts of multiple relays access verifying power supply after concatenating respectively, in the series circuit of normal opened contact and indicator light is respectively connected in the series circuit of normally closed contact, when the indicator light in the series circuit of indicator light or normally closed contact in the series circuit of normal opened contact does not work, then all normal opened contacts or all normally closed contacts in the series circuit where the indicator light not worked are judged as all unqualified;And multimeter, for detecting the on-off of underproof all normal opened contacts or all normally closed contacts one by one.The device can quickly, simply realize relay checking.

Description

The calibration equipment of new type of relay
Technical field
The utility model relates to relay checking field, in particular to a kind of calibration equipment of new type of relay.
Background technique
Relay is a kind of electric control device, when the variation of input quantity (energizing quantity) reaches prescribed requirement, electrical defeated Make controlled volume that a kind of electric appliance of scheduled Spline smoothing occur in circuit out.It has control system (also known as input circuit) and by Interactive relationship between control system (also known as output loop).It is usually applied in automation control circuit, it is actually One kind " automatic switch " of control high current running is gone with low current.Therefore automatic adjustment, safeguard protection, conversion are played in circuit The effects of circuit.Relay generally have can reflect certain input variable (such as electric current, voltage, power, impedance, frequency, temperature, Pressure, speed, light etc.) induction mechanism (importation);There is the executing agency that " logical ", " disconnected " control can be realized to controlled circuit (output par, c);Between the importation and output par, c of relay, there are also carry out coupling isolation, function treatment to input quantity With the intermediary agency's (drive part) driven to output par, c.
Relay needs to carry out calibration link, main verification project is exactly to verify relay contact before being delivered for use On-off.Currently, original checksums method is: being powered up to each relay, measure the normally opened contact of each relay and normally closed Contact needs to measure on-off one by one to each pair of contact, and can only verify one every time.In this way, verification low efficiency, process is tedious, A large amount of artificial and times are spent, and connect power supply to relay every time to have electric shock risk.
Utility model content
The purpose of this utility model is to provide a kind of calibration equipment of new type of relay, can quickly, simply verify after All normal opened contacts of electric appliance or the on-off of all normally closed contacts.
To achieve the above object, the utility model provides a kind of calibration equipment of new type of relay, is used to school simultaneously Multiple relays are tested, each relay includes four pairs of normal opened contacts and four pairs of normally closed contacts, which includes: movement electricity Source;Multiple relay bases, the number of multiple relay base is consistent with the number of multiple relays to be verified, Duo Geji Electric appliance pedestal accesses action power side by side, and relay base is used to install relay to be verified, and action power is used to multiple Relay provides operation voltage;Verifying power supply, all normal opened contacts and all normally closed contacts of multiple relays concatenate respectively After access verifying power supply, indicator light is respectively connected in the series circuit of normal opened contact and in the series circuit of normally closed contact, when normal The indicator light opened in the series circuit of the indicator light or normally closed contact in the series circuit of contact does not work, then the indicator light institute not worked Series circuit in all normal opened contacts or all normally closed contacts be judged as all it is unqualified;And multimeter, if often All normal opened contacts or all normally closed contacts of a relay are judged as all unqualified, and multimeter, which is used to detect this one by one, not to be conformed to All normal opened contacts of lattice or the on-off of all normally closed contacts.
Preferably, relay to be verified is used to be inserted on relay base, and relay and relay base are by inserting Head electrical connection.
Preferably, action power is 24 volts of DC power supplies or 220 volts of direct currents or 220 volts of AC power sources.
Preferably, verifying power supply is 24 volts of DC power supplies.
Preferably, calibration equipment is used to while verifying 6 relays.
Compared with prior art, the utility model has the following beneficial effects: by by the normally opened or normal of each relay It closes contact to be cascaded respectively, without their on-off of independent measurement, can be fed back by indicator light, contracted based on interblock interference The thought of small detection range tentatively can quickly judge that the contact of the relay of the group is problematic.
Detailed description of the invention
Fig. 1 is the actuating circuit figure of relay in the calibration equipment of new type of relay according to the present utility model;
Fig. 2 is the checking circuit figure of relay in the calibration equipment of new type of relay according to the present utility model.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical Novel protection scope is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members Part or other component parts.
As depicted in figs. 1 and 2, it according to the calibration equipment of the new type of relay of specific embodiment of the present invention, uses To verify multiple relays simultaneously, can verify 14 foot relays (8 foot principles are the same), each relay normally opened connects including four Duis Point and four pairs of normally closed contacts, which includes action power, multiple relay bases, verifying power supply and indicator light.This reality Apply example with and meanwhile verify 6 relays the calibration equipment is illustrated.Wherein, action power is used to provide to multiple relays Operation voltage, the number of multiple relay base is consistent with the number of multiple relays to be verified, multiple relay bases Access action power side by side, relay base are used to install relay to be verified.The movement of relay is shown in conjunction with Fig. 1, Fig. 1 Circuit, relay K1-K6 include four pairs of normal opened contacts and four pairs of normally closed contacts, simultaneously by the relay base of 6 relay K1-K6 It is linked togather, is connected on relay protection instrument, relay protection instrument can use an adjustable direct current 24V power supply and voltmeter interim generation It replaces, in addition access is spaced apart QF2 in actuating circuit.
As shown in Fig. 2, Fig. 2 shows the checking circuits of all normal opened contacts of relay and all normally closed contacts.It is multiple All normal opened contacts and all normally closed contacts of relay access verifying power supply, the series circuit of normal opened contact after concatenating respectively It neutralizes in the series circuit of normally closed contact and is respectively connected to indicator light, in conjunction with Fig. 2, in the series circuit of the normal opened contact of relay K1 Indicator light H1 is accessed, accesses indicator light H7 in the series circuit of the normally closed contact of relay K1, the normal opened contact of relay K2 Indicator light H2 is accessed in series circuit, accesses indicator light H8 in the series circuit of the normally closed contact of relay K2, relay K3's Indicator light H3 is accessed in the series circuit of normal opened contact, accesses indicator light H9 in the series circuit of the normally closed contact of relay K3, Indicator light H4 is accessed in the series circuit of the normal opened contact of relay K4, is accessed in the series circuit of the normally closed contact of relay K4 Indicator light H10 accesses indicator light H5, the series connection of the normally closed contact of relay K5 in the series circuit of the normal opened contact of relay K5 Indicator light H11 is accessed in circuit, accesses indicator light H6 in the series circuit of the normal opened contact of relay K6, relay K6's is normally closed Indicator light H12, the indicator light in the series circuit where normal opened contact, such as indicator light are accessed in the series circuit of contact Indicator light in the series circuit of H1 or normally closed contact does not work, such as indicator light H7, then the series electrical where the indicator light not worked All normal opened contacts or all normally closed contacts in road are judged as all unqualified.That is, such as indicator light H1 does not work, then Normal opened contact 5,6,7,8 is judged as unqualified simultaneously.When specific detection, when not giving relay making alive, H7-H12 indicator light is bright, If some indicator light is non-lit up, the normally closed contact of the relay is problematic;After actuating circuit is powered, power-up is depressed into relay Device movement, H1-H6 indicator light can be lighted at this time, if plus operation voltage indicator light it is non-lit up, which has Problem.In this way, can tentatively judge that the contact of the relay of the group is problematic, then detects the relay of the group one by one with multimeter The on-off of the contact of device, the final verification for realizing relay.
Why the calibration equipment of the present embodiment is designed in this way, and is the thought that detection range is reduced based on interblock interference.Cause For under normal circumstances, the probability of failure is very low, the range that can be broken down in this way by grouping with quick lock in, Er Qiecao Make simple, the on-off for judging the contact of relay by the way that whether indicator light is lighted.If indicator light does not work, the group is tentatively judged Relay contact it is problematic, then combine multimeter, detect one by one.The purpose of grouping is to reduce detection range.
Embodiment as one preferred, relay to be verified be used to be inserted on relay base, relay with after Electric appliance pedestal is electrically connected by plug.
Embodiment as one preferred, action power are 24 volts of DC power supplies or 220 volts of direct currents or 220 volts of alternating currents Source.
To sum up, the calibration equipment of the new type of relay of the present embodiment, by by the normally opened or normally closed contact of each relay It is cascaded, without their on-off of independent measurement, can be fed back by indicator light respectively, need two people single compared to original Relay is verified, and each contact goes to measure, which can largely shorten the verification relay time, and cost of manufacture is small, Verification is reliable.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes Formula is limited.

Claims (5)

1. a kind of calibration equipment of new type of relay, is used to while verifying multiple relays, each relay includes four pairs normal Open contact and four pairs of normally closed contacts, which is characterized in that the calibration equipment includes:
Action power;
Multiple relay bases, the number of multiple relay base is consistent with the number of multiple relays to be verified, multiple The relay base accesses the action power side by side, and the relay base is used to install relay to be verified, described Action power is used to provide operation voltage to the multiple relay;
Verifying power supply, all normal opened contacts and all normally closed contacts of multiple relays access the school after concatenating respectively Electrical verification source, the series circuit of the normal opened contact neutralize in the series circuit of the normally closed contact and are respectively connected to indicator light, work as institute The indicator light stated in the series circuit of the indicator light in the series circuit of normal opened contact or the normally closed contact does not work, then does not work All normal opened contacts or all normally closed contacts in series circuit where indicator light are judged as all unqualified;And
Multimeter, if all normal opened contacts or all normally closed contacts of each relay are judged as all unqualified, described ten thousand It is used to detect the on-off of underproof all normal opened contacts or all normally closed contacts one by one with table.
2. the calibration equipment of new type of relay according to claim 1, which is characterized in that the relay to be verified is used It is inserted on the relay base, the relay is electrically connected with the relay base by plug.
3. the calibration equipment of new type of relay according to claim 1, which is characterized in that the action power is 24 volts straight Galvanic electricity source or 220 volts of direct currents or 220 volts of AC power sources.
4. the calibration equipment of new type of relay according to claim 1, which is characterized in that the verifying power supply is 24 volts straight Galvanic electricity source.
5. the calibration equipment of new type of relay according to claim 1, which is characterized in that the calibration equipment is used to simultaneously Verify 6 relays.
CN201822269943.0U 2018-12-29 2018-12-29 The calibration equipment of new type of relay Active CN209624732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822269943.0U CN209624732U (en) 2018-12-29 2018-12-29 The calibration equipment of new type of relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822269943.0U CN209624732U (en) 2018-12-29 2018-12-29 The calibration equipment of new type of relay

Publications (1)

Publication Number Publication Date
CN209624732U true CN209624732U (en) 2019-11-12

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CN201822269943.0U Active CN209624732U (en) 2018-12-29 2018-12-29 The calibration equipment of new type of relay

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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