CN106501713A - A kind of portable multiple arm relay tester and its method of calibration - Google Patents
A kind of portable multiple arm relay tester and its method of calibration Download PDFInfo
- Publication number
- CN106501713A CN106501713A CN201611042919.2A CN201611042919A CN106501713A CN 106501713 A CN106501713 A CN 106501713A CN 201611042919 A CN201611042919 A CN 201611042919A CN 106501713 A CN106501713 A CN 106501713A
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- relay
- voltage
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- module
- tester
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses a kind of portable multiple arm relay tester and its method of calibration，The tester includes controller、DC DC voltage regulating modules、Contact test module、Signal synchronization module、Test function switching switch and human-computer interaction module，The human-computer interaction module connection controller，The DC DC voltage regulating modules connection controller the regulation output required voltage that is controlled by the controller，The DC DC voltage regulating modules have to be used for just connecting relay coil two ends、Negative output terminal，There is the contact test module at least one pair of to be used for the interface for connecting relay auxiliary contact，The DC DC voltage regulating modules and contact test module are all through connecting connection controller after signal synchronization module，The signal synchronization module is used for realizing contactor auxiliary contact displacement voltage and the synchronous acquisition of time，The test function switching switch connection controller is simultaneously used for sending switching signal to controller to start the corresponding test function program of controller.It has the advantage that：It is easy to carry, improves verification efficiency, perfect in shape and function.
Description
Technical field
The present invention relates to a kind of portable multiple arm relay tester and its method of calibration, particularly realize that relay is more
Operation voltage and the packet checks method of actuation time to auxiliary contact.
Background technology
In the secondary circuit of power system, various relays have obtained substantial amounts of application, such as the centre of various voltage-types
Relay, time relay etc., by the combination of these relays and secondary line, it is achieved thereby that the control of the electrical secondary system of complexity
System and monitoring function.
As, in electrical secondary system, relay has obtained substantial amounts of use, the performance and operation conditions of relay is direct
It is related to the whether normal of electric power secondary system, or even is related to the safety and stability of power system, so for power system,
When doing annual test, the test of relay and verification are seemed particularly is crucial and necessary.
And in terms of the current verification for relay, have no special portable tester, work of electric power system people
Member typically carries out the correlation test of relay with relay-protection tester, but the deficiency that relay-protection tester is present is：
1st, instrument is very heavy, not readily portable and mobile；
2nd, relay-protection tester needs to connect the test that AC power could start correlation, the relay in actual transformer station
Device distribution dispersion, causes trouble to the power taking of testing crew；
3rd, existing relay-protection tester, it is impossible to test and be grouped while many docking points when realizing relay checking
Return and preserve function, this badly influences the efficiency of test, or even have impact on electric power feeding time；
4th, existing relay-protection tester, without special all kinds of contact test interfaces, when often to relay test,
Many people's operations are needed, verifying work can be just completed.
Therefore, how efficiently and conveniently to carry out the verifying work of the relay on secondary loop in power system, become
One problem of the pendulum in electric power overhaul testing crew.
Content of the invention
The invention provides a kind of portable multiple arm relay tester and its method of calibration, which overcome background technology
Described in the deficiencies in the prior art.
One of the technical solution adopted for the present invention to solve the technical problems is：
A kind of portable multiple arm relay tester, it include controller, DC-DC voltage regulating modules, contact test module,
Signal synchronization module, test function switching switch and human-computer interaction module, the human-computer interaction module connection controller are simultaneously used for grasping
It is input into and shows, the DC-DC voltage regulating modules connects controller and the regulation output required voltage that is controlled by the controller, the DC-DC
There is voltage regulating module the positive and negative output end for being used for connecting relay coil two ends, the contact test module to use with least one pair of
In the interface of connection relay auxiliary contact, the DC-DC voltage regulating modules and contact test module are all through connecting signal synchronization module
Connect controller afterwards, the signal synchronization module is used for realizing contactor auxiliary contact displacement voltage and the synchronous acquisition of time, institute
State test function switching switch connection controller and be used for being tested to start controller accordingly to controller transmission switching signal
Function program.
Among one embodiment：Corresponding three of the test function switching switch switches gear, this three switching gear difference
Corresponding relay voltage acting characteristic verifying function, relay actuation time checked for characteristics function, relay voltage acting characteristic
And actuation time characteristic overall calibration function.
Among one embodiment：The initial voltage of described DC-DC voltage regulating modules is DC24V, carries out voltage tune as needed
Section realizes the adjustable output function of DC voltage.
Among one embodiment：The contact test module has at least two to connecing for connecting relay auxiliary contact
Mouthful, can be while at least two pairs different auxiliary contacts of outer contact relay, the displacement signal energy of at least two pairs different auxiliary contacts
Respectively by contact test module and signal synchronization module echo-plex to controller.
The two of the technical solution adopted for the present invention to solve the technical problems are：
The method of calibration of a kind of portable multiple arm relay tester as described in one of technical scheme, it includes as follows
Checking procedure：
When the verification of relay voltage acting characteristic is carried out：
Step 1.1, the positive and negative output end of the DC-DC voltage regulating modules of tester connect the coil two ends of tested relay,
Both ends of power input voltage value to relay；
Each for the contact test module of tester docking port is connected each to auxiliary of relay by step 1.2 correspondingly
Contact；
Step 1.3, sends pressure regulation order by the human-computer interaction module of functional check instrument to controller, gradually heightens DC-
The output voltage of DC voltage regulating modules；
Step 1.4, when the auxiliary contact displacement adhesive of relay, now tester can automatically by corresponding auxiliary contact
Pick-up voltage returns controller by signal synchronization module and records and preserve, and can be checked by human-computer interaction module；
Step 1.5, after relay occurs adhesive, then gradually turns down the output voltage of DC-DC voltage regulating modules, when relay auxiliary
When adjuvant grafting point occurs release, the release voltage of corresponding auxiliary contact can be returned controller typing and be protected by tester again automatically
Deposit, finally give the operation voltage value and return voltage value of the relay, tester can calculate the relay each group simultaneously
The drop-off to pick-up radio value of auxiliary contact；
When relay actuation time checked for characteristics is carried out：
Step 2.1, the positive and negative output end of the DC-DC voltage regulating modules of tester connect the coil two ends of tested relay,
Both ends of power input voltage value to relay；
Each for the contact test module of tester docking port is connected each to auxiliary of relay by step 2.2 correspondingly
Contact；
Step 2.3, sends voltage output order by the human-computer interaction module of functional check instrument to controller, to relay
Power end output DC220V voltages；
Step 2.4, when relay auxiliary contact displacement adhesive when, now tester will can be test for each group auxiliary connect
The adhesive delay time of point test returns controller automatically by the packet of signal synchronization module and records and preserve, and can pass through to show
Device is checked；
When relay voltage acting characteristic and actuation time characteristic overall calibration is carried out：
Tester carries out the verification of relay voltage acting characteristic and the verification of actuation time characteristic simultaneously, and passes through signal
The operation voltage of synchronization module return relay and delay time data, and keeping records.
Compared with background technology, it has the advantage that the technical program：
1st, the portable relay checking instrument, can realize testing while multipair auxiliary contact and packet is returned, and energy
Enough automatically save and Query Result.
2nd, the portable relay checking instrument, is directed to the test of multijunction relay, reduces testing time, simplifies
The flow process of test, the efficiency of test are improved, and considerably reduce the workload of electric power overhaul personnel.
3rd, the portable relay checking instrument, can either realize the operation voltage and return voltage of busy relay, and energy
Realize the time delay calibration function of the time relay, can according to verification content need switch, with very big application and suitable
The property used.
4th, the portable relay checking instrument, easy to carry, and outward appearance is light and handy, only traditional relay protection debugging instrument 20
/ mono- weight.Meanwhile, its built-in power supply is DC24V batteries, can pass through to charge in advance to use, and instrument need not connect
AC power.
5th, the portable relay checking instrument, is connected with the synchronous mould of signal between DC-DC voltage regulating modules and contact test module
Block, the function of the module mainly realize the synchronism that DC-DC output voltages are returned with auxiliary contact action, on the one hand ensure auxiliary
The real-time that the action of adjuvant grafting point is returned；On the other hand ensure the synchronism of auxiliary contact and output voltage, can accurate feedback go out
Under certain point voltage, the contact of relay is returned.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the surface structure schematic diagram of a kind of portable multiple arm relay tester described in the present embodiment.
Fig. 2 is the built-in system figure of a kind of portable multiple arm relay tester described in the present embodiment.
Specific embodiment
Fig. 1 and Fig. 2 is refer to, a kind of portable multiple arm relay tester, it include controller 1, DC-DC pressure regulation moulds
Block 2, contact test module 3, signal synchronization module 4, test function switching switch 5 and human-computer interaction module 6, the man-machine interaction mould
Block 6 connects controller 1 simultaneously for operating input and showing, the DC-DC voltage regulating modules 2 connect controller 1 and controlled device 1 is controlled
Output required voltage is adjusted, the DC-DC voltage regulating modules 2 have the positive and negative output end 21 for being used for connecting relay coil two ends, should
There is contact test module 3 at least one pair of to be used for connecting the interface 31 of relay auxiliary contact, the DC-DC voltage regulating modules 2 and connect
All through connecting connection controller 1 after signal synchronization module 4, the signal synchronization module 3 is used for realizing that contactor is auxiliary point test module 3
Adjuvant grafting point displacement voltage and the synchronous acquisition of time, the test function switching switch 5 connect controller 1 and are used for controller
1 sends switching signal to start 1 corresponding test function program of controller.
5 corresponding three switchings gear of the test function switching switch, this three switching gears correspond to relay electricity respectively
Press and make checked for characteristics function, relay actuation time checked for characteristics function, relay voltage acting characteristic and actuation time spy
Property overall calibration function.
In the present embodiment, the initial voltage of described DC-DC voltage regulating modules 2 is DC24V, carries out voltage-regulation as needed
Realize the adjustable output function of DC voltage.
In the present embodiment, the contact test module 3 has at least two pairs interfaces for being used for connecting relay auxiliary contact,
Can simultaneously at least two pairs different auxiliary contacts of outer contact relay, the displacement signal of at least two pairs difference auxiliary contacts can distinguish
By contact test module 3 and 4 echo-plex of signal synchronization module to controller 1, showing three pairs in Fig. 2 is used for connecting relay
The interface of device auxiliary contact.
The human-computer interaction module 6 include viewing area 61 for show and key zone 62, DC-DC adjusting pressuring knobs 63 for operating
Input.
The method of calibration of above-mentioned a kind of portable multiple arm relay tester, it includes following checking procedure：
Operation testing function switching switch 5, when carrying out the verification of relay voltage acting characteristic：
Step 1.1, the positive and negative output end of the DC-DC voltage regulating modules 2 of tester connect the coil two of tested relay
End, to the both ends of power input voltage value of relay；
3 each docking port of contact test module of tester is connected each to auxiliary of relay by step 1.2 correspondingly
Contact；
Step 1.3, sends pressure regulation order by the human-computer interaction module 6 of functional check instrument to controller 1, gradually heightens
The output voltage of DC-DC voltage regulating modules 2；
Step 1.4, when the auxiliary contact displacement adhesive of relay, now tester can automatically by corresponding auxiliary contact
Pick-up voltage returns controller 1 by signal synchronization module 4 and records and preserve, and can be checked by human-computer interaction module 6；
Step 1.5, after relay occurs adhesive, then gradually turns down the output voltage of DC-DC voltage regulating modules 2, works as relay
When auxiliary contact occurs release, the release voltage of corresponding auxiliary contact can be passed through signal synchronization module 4 by tester again automatically
Return 1 typing of controller and preserve, finally give the operation voltage value and return voltage value of the relay, tester accounting simultaneously
Calculate the drop-off to pick-up radio value for drawing the relay each group auxiliary contact；
Operation testing function switching switch 5, when relay actuation time checked for characteristics is carried out：
Step 2.1, the positive and negative output end of the DC-DC voltage regulating modules 2 of tester connect the coil two of tested relay
End, to the both ends of power input voltage value of relay；
3 each docking port of contact test module of tester is connected each to auxiliary of relay by step 2.2 correspondingly
Contact；
Step 2.3, sends voltage output order by the human-computer interaction module 6 of functional check instrument to controller 1, to relay
The power end output DC220V voltages of device；
Step 2.4, when relay auxiliary contact displacement adhesive when, now tester will can be test for each group auxiliary connect
The adhesive delay time of point test returns controller 1 by the 4 automatic packet of signal synchronization module and records and preserve, and can pass through aobvious
Show that device is checked；
When relay voltage acting characteristic and actuation time characteristic overall calibration is carried out：
Tester carries out the verification of relay voltage acting characteristic and the verification of actuation time characteristic simultaneously, and passes through signal
The operation voltage of synchronization module return relay and delay time data, and keeping records.
The above, only present pre-ferred embodiments, therefore the scope of present invention enforcement can not be limited according to this, i.e., according to
Equivalence changes and modification that the scope of the claims of the present invention and description are made, all still should belong in the range of the present invention covers.
Claims (5)
1. a kind of portable multiple arm relay tester, it is characterised in that：Survey including controller, DC-DC voltage regulating modules, contact
Die trial block, signal synchronization module, test function switching switch and human-computer interaction module, the human-computer interaction module connection controller is simultaneously
For operating input and showing, the DC-DC voltage regulating modules connect controller and the regulation output required voltage that is controlled by the controller, should
There is DC-DC voltage regulating modules the positive and negative output end for being used for connecting relay coil two ends, the contact test module to have at least one
To for connecting the interface of relay auxiliary contact, the DC-DC voltage regulating modules and contact test module are all through connecting signal synchronization
Connect controller after module, the signal synchronization module is used for realizing that the synchronization of contactor auxiliary contact displacement voltage and time is adopted
Collection, the test function switching switch connection controller are simultaneously corresponding to start controller for sending switching signal to controller
Test function program.
2. a kind of portable multiple arm relay tester according to claim 1, it is characterised in that：The test function
The corresponding three switchings gears of switching switch, this three switching gears correspond to respectively relay voltage acting characteristic verifying function, after
Electrical equipment actuation time checked for characteristics function, relay voltage acting characteristic and actuation time characteristic overall calibration function.
3. a kind of portable multiple arm relay tester according to claim 1, it is characterised in that：Described DC-DC
The initial voltage of voltage regulating module is DC24V, carries out the adjustable output function that voltage-regulation realizes DC voltage as needed.
4. a kind of portable multiple arm relay tester according to claim 1, it is characterised in that：The contact test
There are module at least two pairs to be used for connecting the interfaces of relay auxiliary contact, can simultaneously outer contact relay at least two pairs different
Auxiliary contact, the displacement signal of at least two pairs different auxiliary contacts can be returned by contact test module and signal synchronization module respectively
Passback is sent to controller.
5. the method for calibration of a kind of portable multiple arm relay tester as any one of claim 1-4, its are special
Levy and be：Including following checking procedure：
When the verification of relay voltage acting characteristic is carried out：
Step 1.1, the positive and negative output end of the DC-DC voltage regulating modules of tester connect the coil two ends of tested relay, to after
The both ends of power input voltage value of electrical equipment；
Step 1.2, each pair of auxiliary contact that each for the contact test module of tester docking port is connected relay correspondingly；
Step 1.3, sends pressure regulation order by the human-computer interaction module of functional check instrument to controller, gradually heightens DC-DC tune
The output voltage of die block；
Step 1.4, when the auxiliary contact displacement adhesive of relay, now tester can automatically by the adhesive of corresponding auxiliary contact
Voltage returns controller by signal synchronization module and records and preserve, and can be checked by human-computer interaction module.
Step 1.5, after relay occurs adhesive, then gradually turns down the output voltage of DC-DC voltage regulating modules, when relay auxiliary connects
When point occurs release, the release voltage of corresponding auxiliary contact can be returned controller typing and be preserved by tester again automatically, most
The operation voltage value and return voltage value of the relay are obtained eventually, and tester can calculate the relay each group auxiliary simultaneously and connect
The drop-off to pick-up radio value of point；
When relay actuation time checked for characteristics is carried out：
Step 2.1, the positive and negative output end of the DC-DC voltage regulating modules of tester connect the coil two ends of tested relay, to after
The both ends of power input voltage value of electrical equipment；
Step 2.2, each pair of auxiliary contact that each for the contact test module of tester docking port is connected relay correspondingly；
Step 2.3, sends voltage output order by the human-computer interaction module of functional check instrument to controller, to the electricity of relay
Source exports DC220V voltages；
Step 2.4, when the auxiliary contact displacement adhesive of relay, now tester can will be test for the survey of each group auxiliary contact
The adhesive delay time of examination returns controller automatically by the packet of signal synchronization module and records and preserve, and can be looked into by display
See；
When relay voltage acting characteristic and actuation time characteristic overall calibration is carried out：
Tester carries out the verification of relay voltage acting characteristic and the verification of actuation time characteristic simultaneously, and passes through signal synchronization
The operation voltage of module return relay and delay time data, and keeping records.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042919.2A CN106501713A (en) | 2016-11-24 | 2016-11-24 | A kind of portable multiple arm relay tester and its method of calibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611042919.2A CN106501713A (en) | 2016-11-24 | 2016-11-24 | A kind of portable multiple arm relay tester and its method of calibration |
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| Publication Number | Publication Date |
|---|---|
| CN106501713A true CN106501713A (en) | 2017-03-15 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611042919.2A Pending CN106501713A (en) | 2016-11-24 | 2016-11-24 | A kind of portable multiple arm relay tester and its method of calibration |
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Cited By (3)
| 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 |
| CN110320469A (en) * | 2019-08-19 | 2019-10-11 | 海宁昱能电子有限公司 | A kind of switching off device detection method and detector |
| CN110542453A (en) * | 2019-09-04 | 2019-12-06 | 上海卓电电气有限公司 | Remote gas density relay and monitoring system |
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Cited By (4)
| 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 |
| CN110320469A (en) * | 2019-08-19 | 2019-10-11 | 海宁昱能电子有限公司 | A kind of switching off device detection method and detector |
| CN110320469B (en) * | 2019-08-19 | 2021-08-24 | 海宁昱能电子有限公司 | Method and instrument for detecting shutoff device |
| CN110542453A (en) * | 2019-09-04 | 2019-12-06 | 上海卓电电气有限公司 | Remote gas density relay and monitoring system |
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Application publication date: 20170315 |