CN103278769B - A kind of checkout gear of relay - Google Patents
A kind of checkout gear of relay Download PDFInfo
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- CN103278769B CN103278769B CN201310263468.5A CN201310263468A CN103278769B CN 103278769 B CN103278769 B CN 103278769B CN 201310263468 A CN201310263468 A CN 201310263468A CN 103278769 B CN103278769 B CN 103278769B
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Abstract
The checkout gear that the invention discloses a kind of relay, comprising: for generating port switching signal and test signal, and be provided with the main frame of the multiple Relay Link Ports for being connected with relay to be detected; For the power supply of described industrial computer main frame power supply; Be arranged between multiple described Relay Link Ports and relay to be detected, and electric control circuit for being connected or disconnecting with described main frame according to relay to be detected described in the control of described port switching signal; According to described test signal, multiple relay test instrument that described relay to be detected is tested; Be used to the program control source of stable pressure/constant-current source of described multiple relay test instrument and described relay power supply to be detected. Described checkout gear can fast detecting ATP system in special purpose relay, detection efficiency is high, can be used for runing on-the-spot relay test.
Description
Technical field
The present invention relates to relay test technical field, more particularly, relate to a kind of detection of relayDevice.
Background technology
Train automatic protection (AutomaticTrainProtection is called for short ATP) system is high for ensureingA kind of automatic control system of speed safe train operation. In ATP system, need to enter by multiple special purpose relaysRow is controlled automatically. These special purpose relays play an important role in ATP system, as long as these relaysDevice breaks down and will cause the fault of stopping in emergency.
At present, be to institute to be detected in special laboratory to the detection of special purpose relay in ATP systemState the relay test of itemizing progressively, the method testing efficiency is lower, is not suitable for described relay to enterRow on-the-spot test. So, when operation is on-the-spot while being similar to the fault that relay problem causes, forDischarging fast fault, is generally directly to change relay, causes a large amount of relays to be reprocessed by erroneous judgement.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of checkout gear of relay, testing efficiency is high,The test that can be used for runing on-the-spot relay, testing efficiency is fast.
For achieving the above object, the invention provides following technical scheme:
A checkout gear for relay, this checkout gear comprises:
Be used for generating port switching signal and test signal, and be provided with for relay phase to be detectedThe main frame of the multiple Relay Link Ports that connect;
For the power supply of described main frame power supply;
Be arranged between described multiple Relay Link Port and relay to be detected, and for described in basisThe electrical control electricity that described in the control of port switching signal, relay to be detected is connected or disconnects with described main frameRoad;
According to described test signal, multiple relay tests that described relay to be detected is tested are usedInstrument;
Be used to the program control steady of described multiple relay test instrument and described relay power supply to be detectedPotential source/constant-current source.
Preferably, in above-mentioned detection device, also comprise cabinet cabinet,
Wherein:
Described main frame, power supply, electric control circuit, instrument and program control source of stable pressure/constant-current source are all arranged onIn described cabinet cabinet.
Preferably, in above-mentioned detection device, described cabinet machine enclosure comprises test panel, described test surfacesPlate is provided with:
First kind relay socket, Equations of The Second Kind relay socket and the 3rd class relay socket;
Wherein, described first kind relay socket, Equations of The Second Kind relay socket and the 3rd class relay are insertedSeat connects different Relay Link Ports.
Preferably, in above-mentioned detection device, described first kind relay socket, Equations of The Second Kind relay socketAnd the number of the 3rd class relay socket is 2, or be 3, or be 4;
Wherein, all first kind relay sockets connect same Relay Link Port, all Equations of The Second KindsRelay socket connects same Relay Link Port, and all the 3rd class relay sockets connect sameRelay Link Port.
Preferably, in above-mentioned detection device, also comprise: contact indicator lamp, on described test panel, establishBe equipped with indicator lamp window, described contact indicator lamp, by described indicator lamp window, shows current to be detected continuingThe conducting state of electrical equipment.
Preferably, in above-mentioned detection device, described relay test comprises by instrument:
Test the digital spc voltmeter that picks up voltage and release voltage of described relay to be detected;
Test the pick-up time of described relay to be detected and the electrical secondmeter of release time;
Test the digital spc ohmmeter of the contact resistance of described relay to be detected;
Test the digital spc ammeter of the coil current of described relay to be detected;
Test the digital spc counter of the action frequency that picks up release of described relay to be detected
Test the Insulation test ohmmeter of described relay insulaion resistance to be detected.
Preferably, in above-mentioned detection device, described cabinet machine enclosure bottom is provided with multiple for mobileWheel.
Preferably, in above-mentioned detection device, described cabinet cabinet bottom is provided with 4 for mobile wheelSon.
Preferably, in above-mentioned detection device, also comprise:
The display that is arranged on the display window place of described cabinet, is connected with described main frame.
Preferably, in above-mentioned detection device, also comprise: illuminating lamp and luminous lamp switch, described illuminationLamp is connected with described power supply by described luminous lamp switch.
Can find out from technique scheme, the checkout gear of relay provided by the present invention continues multipleElectric test is connected with main frame by instrument, multiple continuing described in the test signal control generating by described main frameInspector for electric appliances is measured automatically to each electric parameter of relay to be detected, and operating efficiency is high, canBetween the inspection vehicle at train operation scene, directly test relay to be detected, avoided a large amount of relays by mistakeSentence and reprocess.
In addition, its each parts can be arranged in a cabinet cabinet, carry out packaging protection. And in order to makeObtain described checkout gear and be convenient to move, be more convenient to run Site Detection, can be in described cabinet cabinet bottomBe provided for mobile wheel.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to realityThe accompanying drawing of executing required use in example or description of the Prior Art is briefly described, apparently, belowAccompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,Do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the checkout gear of a kind of relay that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the checkout gear of the another kind of relay that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the checkout gear of another relay that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried outDescribe clearly and completely, obviously, described embodiment is only the present invention's part embodiment, andNot whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not doingGo out the every other embodiment obtaining under creative work prerequisite, all belong to the scope of protection of the invention.
Embodiment mono-
With reference to figure 1, the structural representation of the checkout gear of a kind of relay that Fig. 1 provides for the present embodiment.Described checkout gear can be used for the detection of special purpose relay in ATP system.
As shown in Figure 1, the checkout gear that the present embodiment provides, comprising: main frame 11, power supply 15, electric-controlledCircuit 17 processed, multiple relay be instrument 14 and program control source of stable pressure/constant-current source 18 for test.
Described main frame 11 comprises multiple IO ports (input/output end port), described power supply 15, electrical controlCircuit 17, the test of multiple relay are held by corresponding IO with instrument 14 and program control source of stable pressure/constant-current source 18Mouth is connected with described main frame 11. And described IO port comprises: multiple Relay Link Ports, and for connectingRelay 19 to be detected. Described electric control circuit 17 is arranged on described multiple Relay Link Port and treatsDetect between relay 19.
Described power supply 15 is powered for main frame 11. Described program control source of stable pressure/constant-current source 18 under the control of main frame 11,For the relay power supply to be detected of instrument 14 and setting for described multiple relay tests.
While detection, main frame 11 running control softwares 12, generate port switching signal and test signal.The relay to be detected that described electric control circuit 17 is set according to described port switching signal control with described inMain frame 11 connects, and other relays to be detected and main frame 11 are disconnected.
Described electric control circuit 17 can be ON-OFF control circuit, in the control of described port switching signalThe conducting state of each relay to be detected of lower control and corresponding ports, and then control each relay to be detectedDevice is connected and disconnection with main frame 11.
When the relay to be detected of described setting is connected to after main frame 11, main frame 11 sends to test signalDescribed multiple relay instrument 14 for test, described multiple relay tests use instrument 14 according to described testEach electric parameter of the to be detected relay of signal to described setting is measured. To described multiple relaysEach electric ginseng of the relay to be detected that obtains described setting is carried out numerical value and is read in device test by instrument 14Number.
The test of described relay comprises by instrument 14: test described relay to be detected pick up voltage andThe digital spc voltmeter of release voltage; When testing the pick-up time of described relay to be detected and dischargingBetween electrical secondmeter; Test digital spc ohmmeter (the contact electricity of the contact resistance of described relay to be detectedHinder littlely, be generally milliohm ohmmeter); Test the program control number of the coil current of described relay to be detectedWord current table; Test the digital spc counter of the action frequency that picks up release of described relay to be detected;(insulaion resistance is generally larger, adopts to test the Insulation test ohmmeter of described relay insulaion resistance to be detectedOhmmeter with range more than 2000M Ω). Wherein, according to Ohm's law, by described program control numberThe test result of word current table and digital spc voltmeter obtains the coil electricity of described relay to be detectedResistance. Above-mentioned each relay test is all connected respectively with described main frame 11 by instrument.
In order further to accelerate test speed, described checkout gear also comprises that one is connected with described main frame 11Display 16. After described multiple relay test is completed by instrument 14, test result is sent toDescribed main frame 11. After described main frame 11 is processed described test result, by described display 16Show current test relay to be detected pick up voltage, release voltage, pick-up time, release time,Contact resistance, action frequency and coil resistance.
Described checkout gear connects multiple relay tests with instrument main frame, by described main frame operation controlThe each electricity of multiple relay test instrumentations to relay to be detected described in the test signal control of Software Create processedGas parameter is measured automatically, and operating efficiency is high, can be in the on-the-spot directly test of train operation relay to be detectedDevice, has avoided a large amount of relays to be reprocessed by erroneous judgement.
Embodiment bis-
Based on above-described embodiment, the present embodiment provides the checkout gear of another relay, with reference to figure 2,On the checkout gear basis described in embodiment mono-, increase a cabinet cabinet 201. Main described in embodiment mono-Machine 11, power supply 15, electric control circuit 17, multiple relay instrument 14 for test, display 16 andProgram control source of stable pressure/constant-current source 18 is all arranged in cabinet machine enclosure.
Described cabinet machine enclosure 201 comprises front test panel, and described front test panel comprises multiple display windowsMouthful, for display 16, digital spc voltmeter 202, digital spc 203, digital spc ohmmeter 204,The window of electrical secondmeter 205, digital spc counter 206 and Insulation test ohmmeter 207 shows.
Described front test panel is also provided with first kind relay socket 208, Equations of The Second Kind relay socket 209And the 3rd class relay socket 210. Described first kind relay socket 208 is SBG relay socket,Described Equations of The Second Kind relay socket 209 is AG relay socket, and described the 3rd class relay socket is that CU continuesReceptacle.
Described first kind relay socket 208, Equations of The Second Kind relay socket 209 and the 3rd class relay are insertedAll more than one of seat 210 number, so as therein one for subsequent use while damaging. Described first kind relay is insertedThe number of seat 208, Equations of The Second Kind relay socket 209 and the 3rd class relay socket 210 is 2, or allBe 3, or be 4. Wherein, described first kind relay socket 208, Equations of The Second Kind relay socket 209 withAnd the 3rd class relay socket 210 connect different Relay Link Ports, all first kind relay sockets208 connect same Relay Link Port, and all Equations of The Second Kind relay sockets 209 connect same relayDevice connectivity port, all the 3rd class relay sockets 210 connect same Relay Link Port.
Described checkout gear also comprises: contact indicator lamp 211 is provided with indicator lamp on described test panelWindow 212, described contact indicator lamp 211, by described indicator lamp window 212, shows current relay to be detectedThe connection status of device.
A relay has many group contacts, and each group contact comprises: front contact and back contact, and wherein, frontContact conducting represents that relay is in picking up state, and back contact conducting represents that relay is in release conditions.General relay has four groups of contacts, and every group of contact has two conducting states, totally 8 kinds of conducting states,Each conducting state has the electric parameter of a group. Therefore being provided with, the present embodiment represents described 8 kinds of conducting shapes8 contact indicator lamps 211 of state. Control each contact indicator lamp 211 by above-mentioned electric control circuit 17Indicating status.
For described testing arrangement can be tested under dark situations, described checkout gear is also establishedBe equipped with illuminating lamp (in Fig. 2 and not shown described illuminating lamp), described illuminating lamp is by being arranged on described before measurementLuminous lamp switch 215 on examination panel is connected with described power supply 12.
Described checkout gear also comprises: Automatic Protection Switching 216, external electric supply socket 213 and power supply are openedClose 214. Wherein, described Automatic Protection Switching 216 connects the current foldback circuit of internal testing circuit, whenWhen electric current is excessive, auto power off. Described external electric supply socket 213 is for connecting extraneous power supply. InstituteState the unlatching of power switch 214 for detection of power supply 12 in device.
With reference to figure 3, mobile for described checkout gear is convenient to, be convenient to run Site Detection, can be in instituteState cabinet cabinet bottom and be provided for mobile wheel 217.
For the ease of moving and run on-the-spot use, checkout gear is according to ergonomic described in the present embodimentLearn principle design device size and height thereof.
When described in employing the present embodiment, checkout gear carries out relay test, can be by current relay to be detectedBe connected to the relay socket of corresponding kind. Power-on switch 214, defeated by main frame 11 guidance panelsEnter test instruction, main frame running control software generates port switching signal and test signal.
(institute after the relay to be detected 19 of setting being electrically connected with main frame 11 by electric control circuit 17State the conducting state of relay 19 to be tested and controlled by described electric control circuit 17, in leading of settingLogical state, now the contact indicator lamp 211 corresponding with this conducting state is bright), main frame 11 is by test signalSend to multiple relay test instrument 14, continue to be detected by described multiple relay test instrumentationsEach electric parameter of electrical equipment is measured.
Test picking up voltage and discharging electricity of described relay to be detected by digital spc voltmeter 202Press. Test the coil current of described relay to be detected by digital spc ammeter 203. By program controlDigital ohmmeter 204 is tested the contact resistance of described relay to be detected. Test institute by electrical secondmeter 205State pick-up time and the release time of relay to be detected; Test institute by Insulation test ohmmeter 207State relay insulaion resistance to be detected. Wherein, main frame 11 is according to Ohm's law, by described program control numberThe test result of word current table and digital spc voltmeter obtains the line of the relay to be detected of described settingCircle resistance. In addition can be set interval and carry out the life-span and beat experiment (detected by main frame 11Detected relay is repeatedly repeated to pick up releasing operation), then count by described progressive numberDevice 206 is tested the action frequency that picks up release of described relay to be detected.
It should be noted that, for the test that picks up voltage and pick-up time be described relay inUnder a certain front contact conducting state, carrying out, is to continue described for the test of release voltage and release timeElectrical equipment carries out under a certain back contact conducting state. No matter be to lead in front contact conducting or back contactLogical state, all measures contact resistance, insulaion resistance and action frequency.
Finally, show each electric parameter of the relay to be detected of described setting by display 16.
Preferably, described main frame 11 is stored the canonical parameter information of all kinds of special purpose relays in ATP system.After being completed each time, when main frame 11 obtain current relay to be detected each electric parameter (comprising:Pick up voltage, release voltage, pick-up time, release time, contact resistance, action frequency and coilResistance) after, each electric parameter of current relay to be detected is contrasted in corresponding canonical parameter information,Directly generate test report, show by display.
Described checkout gear also comprises the printer being arranged in cabinet cabinet, for printing test report withAnd each electric parameter of current relay to be detected.
Known by foregoing description, checkout gear described in the present embodiment, by main frame running control software,Control contact resistance, the coil resistance of different test instrumentations to relay to be detected, pick up voltage,Release voltage, make its time and release time test and show, simultaneously by setting intervalRelay to be detected is carried out to the life-span experiment of beating, can test fast relay to be detected, improved surveyExamination efficiency.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field can be realized or useThe present invention. To be aobvious and easy for those skilled in the art to the multiple amendment of these embodimentSee, General Principle as defined herein can be in the situation that not departing from the spirit or scope of the present invention,Realize in other embodiments. Therefore, the present invention will can not be restricted to these embodiment shown in this article,But to meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a checkout gear for relay, is characterized in that, comprising:
Be used for generating port switching signal and test signal, and be provided with for relay phase to be detectedThe main frame of the multiple Relay Link Ports that connect;
For the power supply of described main frame power supply;
Be arranged between described multiple Relay Link Port and relay to be detected, and for described in basisThe electrical control electricity that described in the control of port switching signal, relay to be detected is connected or disconnects with described main frameRoad;
According to described test signal, multiple relay tests that described relay to be detected is tested are usedInstrument;
Be used to the program control steady of described multiple relay test instrument and described relay power supply to be detectedPotential source or constant-current source.
2. checkout gear according to claim 1, is characterized in that, also comprises cabinet cabinet,
Wherein:
Described main frame, power supply, electric control circuit, instrument and the program control voltage stabilizing for test of multiple relaySource or constant-current source are all arranged in described cabinet cabinet.
3. checkout gear according to claim 2, is characterized in that, described cabinet cabinet comprises surveyExamination panel, described test panel is provided with:
First kind relay socket, Equations of The Second Kind relay socket and the 3rd class relay socket;
Wherein, described first kind relay socket, Equations of The Second Kind relay socket and the 3rd class relay are insertedSeat connects different Relay Link Ports.
4. checkout gear according to claim 3, is characterized in that, described first kind relay is insertedThe number of seat, Equations of The Second Kind relay socket and the 3rd class relay socket is 2, or is 3, or allBe 4;
Wherein, all first kind relay sockets connect same Relay Link Port, all Equations of The Second KindsRelay socket connects same Relay Link Port, and all the 3rd class relay sockets connect sameRelay Link Port.
5. checkout gear according to claim 3, is characterized in that, also comprises: contact instructionLamp is provided with indicator lamp window on described test panel, and described contact indicator lamp is by described indicator lampWindow, shows the conducting state of current relay to be detected.
6. checkout gear according to claim 1, is characterized in that, described multiple relay testsComprise by instrument:
Test the digital spc voltmeter that picks up voltage and release voltage of described relay to be detected;
Test the pick-up time of described relay to be detected and the electrical secondmeter of release time;
Test the digital spc ohmmeter of the contact resistance of described relay to be detected;
Test the digital spc ammeter of the coil current of described relay to be detected;
Test the digital spc counter of the action frequency that picks up release of described relay to be detected;
Test the Insulation test ohmmeter of the insulaion resistance of described relay to be detected.
7. checkout gear according to claim 2, is characterized in that, the bottom of described cabinet cabinetBe provided with multiple for mobile wheel.
8. checkout gear according to claim 7, is characterized in that, the bottom of described cabinet cabinetBe provided with 4 for mobile wheel.
9. checkout gear according to claim 2, is characterized in that, also comprises:
The display that is arranged on the display window place of described cabinet cabinet, is connected with described main frame.
10. checkout gear according to claim 1, is characterized in that, also comprises: illuminating lamp withAnd luminous lamp switch, described illuminating lamp is connected with described power supply by described luminous lamp switch.
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| CN201310263468.5A CN103278769B (en) | 2013-06-27 | 2013-06-27 | A kind of checkout gear of relay |
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| CN201310263468.5A CN103278769B (en) | 2013-06-27 | 2013-06-27 | A kind of checkout gear of relay |
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| CN103278769B true CN103278769B (en) | 2016-05-11 |
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