CN206020619U - A kind of portable relay tester - Google Patents

A kind of portable relay tester Download PDF

Info

Publication number
CN206020619U
CN206020619U CN201621015395.3U CN201621015395U CN206020619U CN 206020619 U CN206020619 U CN 206020619U CN 201621015395 U CN201621015395 U CN 201621015395U CN 206020619 U CN206020619 U CN 206020619U
Authority
CN
China
Prior art keywords
circuit
contact
power
processor
test
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621015395.3U
Other languages
Chinese (zh)
Inventor
李鹏
朱辉
张淑红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
XI'AN KAITIAN RAILWAY ELECTRIC CO Ltd
Original Assignee
XI'AN KAITIAN RAILWAY ELECTRIC CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by XI'AN KAITIAN RAILWAY ELECTRIC CO Ltd filed Critical XI'AN KAITIAN RAILWAY ELECTRIC CO Ltd
Priority to CN201621015395.3U priority Critical patent/CN206020619U/en
Application granted granted Critical
Publication of CN206020619U publication Critical patent/CN206020619U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A kind of portable relay tester disclosed in this utility model, 110V power supplys provide running voltage for relay, adjustable power of direct current provides the test voltage of voltage variable for relay, 5V power supplys are connected processor and monitor power supply, relay includes coil and multigroup contact portion circuit, every group of contact portion circuit all corresponds to two contact selection circuits, each contact selection circuit is correspondingly connected with a processor controlled optional connection circuit, using series connection voltage divider principle measuring coil and contact resistance, connect different contact selection circuits to test relay status and be obtained coil adhesive, the time of release and magnitude of voltage.A kind of portable relay tester of the present utility model can be carried to cut-in relay on locomotive and be detected, the self-cleaning test in contact, contact resistance test, coil resistance test, action voltage test can be carried out simultaneously and relay status are tested, which has the advantages that easy to use, test process automation degree is high.

Description

A kind of portable relay tester
Technical field
This utility model belongs to testing equipment technical field, and in particular to a kind of portable relay tester.
Background technology
Simtt B400 types relay is used for railway electric locomotive, cab signal is controlled as performs device.? In customary locomotive inspection and repair, staff needs to pull down relay from car body, then bringing back ground, to fix test equipment enterprising Row detection, puts in back after the completion of detection in car body, and this detection method not only wastes time and energy, and due to needing to pull down detection, Also very inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of portable relay tester, detects after solving existing dismounting Pattern exist time-consuming bothersome and inconvenient problem.
The technical scheme adopted by this utility model is:A kind of portable relay tester, including 5V power supplys, 110V electricity Source and adjustable power of direct current, 110V power supplys provide running voltage for relay, and adjustable power of direct current provides voltage for relay can The test voltage of change, 5V power supplys are connected processor and monitor power supply,
Relay includes that coil and multigroup contact portion circuit, every group of contact portion circuit all correspond to two contacts and select electricity Road, each contact selection circuit are correspondingly connected with a processor controlled optional connection circuit, multiple optional connection electricity Measuring resistance is in series with after the parallel connection of road, and standard resistor at two terminals accesses processor after being connected with the first over-sampling modulate circuit, multiple tactile Point selection circuit accesses processor after being respectively connected to multi-channel sampling modulate circuit,
Each contact selection circuit is in series with a light-coupled isolation device, after multiple light-coupled isolation device parallel connections at access Reason device,
Coil is connected with the optional connection circuit of a processor controlled test, and coil connects electricity with test with optional Route 110V power supplys are powered or are powered by adjustable power of direct current, and when being powered by adjustable power of direct current, coil is used with test can Choosing is connected after circuit two ends are connected with the second sample circuit and accesses processor,
Coil is also associated with the optional connection circuit of a processor controlled measurement, measures with optional connection circuit string Measurement resistance is associated with, processor is accessed after being connected with the 3rd sampled point road in measurement resistance two ends.
The characteristics of this utility model, also resides in,
Divider resistance is also associated with after multiple optional connection circuit in parallel.
5V power supplys are obtained by AC-DC/RAS20-5-W power module blood pressure lowerings by 220V electric mains.
110V power supplys are obtained by AC-DC/RAS50-110-W power module blood pressure lowerings by 220V electric mains.
Adjustable power of direct current is obtained by HSPY-120-01 power module blood pressure lowerings by 220V civil powers.
Model STM32F407ZGT6 of processor.
The beneficial effects of the utility model are:A kind of portable relay tester of the present utility model solves existing The time-consuming bothersome and inconvenient problem that the pattern detected after dismounting is present.A kind of portable relay of the present utility model is surveyed Examination instrument can be carried to cut-in relay on locomotive and be detected, and can carry out the self-cleaning test in contact, contact resistance survey simultaneously Examination, coil resistance test, action voltage test and to relay status test, which has easy to use, test process automatic The high advantage of change degree.
Description of the drawings
Fig. 1 is that a kind of portable relay tester of the present utility model carries out the self-cleaning circuit structure diagram in contact;
Fig. 2 is a kind of circuit structure diagram of portable relay tester metering contact contact resistance of the present utility model;
Fig. 3 is a kind of circuit structure diagram of portable relay tester measuring coil resistance of the present utility model;
Fig. 4 is a kind of portable relay tester test mode of the present utility model and the circuit structure of pickup time Figure;
Fig. 5 is a kind of circuit structure diagram of portable relay tester test action voltage of the present utility model.
Specific embodiment
A kind of portable relay tester that this utility model is provided includes 5V power supplys, 110V power supplys and direct current adjustable electric Source, 110V power supplys provide running voltage for relay, and adjustable power of direct current provides the test voltage of voltage variable, 5V for relay Power supply is connected processor and monitor power supply,
Relay includes that coil and multigroup contact portion circuit, every group of contact portion circuit all correspond to two contacts and select electricity Road, each contact selection circuit are correspondingly connected with a processor controlled optional connection circuit, multiple optional connection electricity Measuring resistance is in series with after the parallel connection of road, and standard resistor at two terminals accesses processor after being connected with the first over-sampling modulate circuit, multiple tactile Point selection circuit accesses processor after being respectively connected to multi-channel sampling modulate circuit,
Each contact selection circuit is in series with a light-coupled isolation device, after multiple light-coupled isolation device parallel connections at access Reason device,
Coil is connected with the optional connection circuit of a processor controlled test, and coil connects electricity with test with optional Route 110V power supplys are powered or are powered by adjustable power of direct current, and when being powered by adjustable power of direct current, coil is used with test can Choosing is connected after circuit two ends are connected with the second sample circuit and accesses processor,
Coil is also associated with the optional connection circuit of a processor controlled measurement, measures with optional connection circuit string Measurement resistance is associated with, processor is accessed after being connected with the 3rd sampled point road in measurement resistance two ends.
With reference to the accompanying drawings and detailed description this utility model is described in detail.
The relay to be measured of the present embodiment includes coil KA and four groups of identical contact portion circuits, respectively B1, B2, B3 And B4, every group of contact portion circuit correspond to two contact selection circuits respectively, specifically, the corresponding contacts of contact portion circuit B1 Selection circuit C1 contact selection circuit C2 corresponding with A1, contact portion circuit B2 contact choosings corresponding with A2, contact portion circuit B3 Select circuit C3 contact selection circuit C4 and A4 corresponding with A3, contact portion circuit B4.Each contact selection circuit is correspondingly connected with One processor controlled optional connection circuit for cut-offfing, specifically, the corresponding optional connection circuit K1 of contact selection circuit C1 are touched The corresponding optional connection circuit K3 of the corresponding optional connection circuit K2 of point selection circuit A1, contact selection circuit C2, contact selection circuit The corresponding optional connection circuit K5 of the corresponding optional connection circuit K4 of A2, contact selection circuit C3, contact selection circuit A3 are corresponding optional Connect circuit K6, the corresponding optional connection circuit K7 of contact selection circuit C4, the corresponding optional connection circuit K8 of contact selection circuit A4.
Coil KA is connected with the processor controlled test that cut-offs with optional connection circuit K9;Above-mentioned eight contacts select electricity Road is in parallel again after being each in series with a light-coupled isolation device S to send into access processor after the second sample circuit.
Coil KA is also associated with the processor controlled measurement that cut-offs with optional connection circuit K10, optional connection circuit K10 Processor is accessed after connecting the 3rd over-sampling modulate circuit in the measurement resistance R3 of known resistance, measurement resistance R3 two ends.
Divider resistance R2 is also associated with after above-mentioned eight optional connection circuit in parallel.
Measuring resistance R1 is also associated with after above-mentioned eight optional connection circuit in parallel, measuring resistance R1 two ends are connected to first Processor is accessed after over-sampling modulate circuit;Above-mentioned eight contact selection circuits are respectively connected to wherein the eight of multi-channel sampling modulate circuit Processor is accessed behind road.
Example, 5V power supplys can be obtained by AC-DC/RAS20-5-W power module blood pressure lowerings by 220V electric mains.
110V power supplys can be obtained by AC-DC/RAS50-110-W power module blood pressure lowerings by 220V electric mains.
Adjustable power of direct current is obtained by the power module blood pressure lowering of HSPY-120-01 by 220V civil powers, adjustable power of direct current Voltage range be 0-120V.
Model STM32F407ZGT6 of processor.
The core component of the first sampling conditioning unit, the second sampling conditioning unit and the 3rd sampling conditioning unit is all with fortune It is core component to calculate amplifier INA118.
5V power supplys are processor, display, the first over-sampling modulate circuit, the second over-sampling modulate circuit, the 3rd sampling conditioning Circuit and multiple optional connection circuits, test are powered with optional connection circuit with optional connection circuit and measurement.
Referring to Fig. 1, when carrying out contact and being self-cleaning, it is powered for coil KA by 110V power supplys, eight contacts select electricity The contact resistance on road is controlled to connect one by one by processor and is processed, and clears up surface by the electric arc that contact disjunction is produced Oxide, wherein divider resistance R2 are used for current limliting, and so as to adjust the electric current being added on contact, test value can be existed by processor Display shows.
Referring to Fig. 2, during metering contact contact resistance, it is known that the resistance of measuring resistance R1, electric when 110V is accessed for coil KA During source, the partial pressure of measuring resistance R1 accesses processor again after sending into the first sampling conditioning unit and understands that contact selection circuit is successively The optional connection circuit ON controlled by processor, when a contact selection circuit is connected, remaining contact selection circuit breaks Open, the loop of connection is accessed processor again and understood after voltage signal is sent into multi-channel sampling modulate circuit, due to measuring resistance R1 Resistance is known and identical with the contact selection circuit electric current that connects by R1, therefore can obtain the contact resistance resistance of the electric shock.
Referring to Fig. 3, during the resistance of measuring coil KA, supply voltage is provided by 110V power supplys, is connected measurement and is used optional connection Circuit K10, coil KA are connected with R3, and processor first passes through the partial pressure value that the 3rd over-sampling modulate circuit obtains measurement resistance R3, root Equal according to partial pressure value and both electric currents, with reference to the resistance value that the method for seeking contact resistance above can try to achieve coil KA.
During referring to Fig. 4, test mode and pickup time, test is connected with optional connection circuit K9, using 110V power supplys pair Relay to be measured is powered, and is connected using one optional circuit of connecting of processor control, and remaining optional connection circuit disconnects, according to tactile Whether the on-state of point is normal to judge relay function to be measured, while the pickup time of relay to be measured can also be tested.
Referring to Fig. 5, during test action voltage, part to be measured is that coil KA and its contact, 110V power supplys power for contact, direct current Regulated power supply provides variable voltage for coil KA, connects test and is connected with optional connection circuit K9, by the second sampling conditioning electricity Road obtains the voltage signal of coil KA and sends in processor, and then processor controls optional connection circuit ON accordingly, control Device determines that according to the change of electric shock state coil KA starts adhesive and decontrols the moment, while coil KA adhesives, release can be measured When magnitude of voltage.

Claims (6)

1. a kind of portable relay tester, it is characterised in that including 5V power supplys, 110V power supplys and adjustable power of direct current, institute Stating 110V power supplys and running voltage being provided for relay, the adjustable power of direct current provides the test of voltage variable for the relay Voltage, the 5V power supplys are connected processor and monitor power supply,
The relay includes that coil and multigroup contact portion circuit, every group of contact portion circuit all correspond to two contact choosings Circuit is selected, each contact selection circuit described is correspondingly connected with an optional connection circuit by processor control, institute Measuring resistance is in series with after stating multiple optional connection circuit in parallel, the standard resistor at two terminals is connected with the first over-sampling modulate circuit After access the processor, the plurality of contact selection circuit accesses the process after being respectively connected to multi-channel sampling modulate circuit Device,
Each contact selection circuit described is in series with a light-coupled isolation device, and the plurality of light-coupled isolation device parallel connection is followed by Enter the processor,
The coil is connected with an optional connection circuit of the test by processor control, and the coil is used with test can Choosing is connected circuit and is powered or powered by adjustable power of direct current by 110V power supplys, when being powered by adjustable power of direct current, the line Circle accesses the processor with test with optional connection after circuit two ends are connected with the second sample circuit,
The coil is also associated with an optional connection circuit of the measurement by processor control, and the measurement is connect with optional Circuit passband is in series with measurement resistance, and the processor is accessed after being connected with the 3rd sampled point road in the measurement resistance two ends.
2. a kind of portable relay tester as claimed in claim 1, it is characterised in that the plurality of optional connection circuit Divider resistance is also associated with after parallel connection.
3. a kind of portable relay tester as claimed in claim 1, it is characterised in that the 5V power supplys are exchanged by 220V Civil power is obtained by AC-DC/RAS20-5-W power module blood pressure lowerings.
4. a kind of portable relay tester as claimed in claim 1, it is characterised in that the 110V power supplys are handed over by 220V Stream civil power is obtained by AC-DC/RAS50-110-W power module blood pressure lowerings.
5. a kind of portable relay tester as claimed in claim 1, it is characterised in that the adjustable power of direct current by 220V civil powers are obtained by HSPY-120-01 power module blood pressure lowerings.
6. a kind of portable relay tester as claimed in claim 1, it is characterised in that the model of the processor STM32F407ZGT6.
CN201621015395.3U 2016-08-31 2016-08-31 A kind of portable relay tester Expired - Fee Related CN206020619U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621015395.3U CN206020619U (en) 2016-08-31 2016-08-31 A kind of portable relay tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621015395.3U CN206020619U (en) 2016-08-31 2016-08-31 A kind of portable relay tester

Publications (1)

Publication Number Publication Date
CN206020619U true CN206020619U (en) 2017-03-15

Family

ID=58256492

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621015395.3U Expired - Fee Related CN206020619U (en) 2016-08-31 2016-08-31 A kind of portable relay tester

Country Status (1)

Country Link
CN (1) CN206020619U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107607855A (en) * 2017-09-18 2018-01-19 南京铁道职业技术学院 A kind of FTGS track circuits relay board test platform
CN107966656A (en) * 2017-11-30 2018-04-27 蒋小辉 A kind of matrix form electromagnetic relay intelligent comprehensive parameter detection device
CN108983078A (en) * 2017-05-31 2018-12-11 许继集团有限公司 A kind of relay build-out resistor selection device and method
CN109521358A (en) * 2018-11-06 2019-03-26 南京国电南自电网自动化有限公司 A kind of protective device exit relay circuit impedance matching primitives method and system
CN110926797A (en) * 2019-12-10 2020-03-27 航天新长征大道科技有限公司 Compact peripheral interconnection bus board card

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108983078B (en) * 2017-05-31 2020-11-17 许继集团有限公司 Relay matching resistance selection device and method
CN108983078A (en) * 2017-05-31 2018-12-11 许继集团有限公司 A kind of relay build-out resistor selection device and method
CN107607855A (en) * 2017-09-18 2018-01-19 南京铁道职业技术学院 A kind of FTGS track circuits relay board test platform
CN107966656A (en) * 2017-11-30 2018-04-27 蒋小辉 A kind of matrix form electromagnetic relay intelligent comprehensive parameter detection device
CN109521358A (en) * 2018-11-06 2019-03-26 南京国电南自电网自动化有限公司 A kind of protective device exit relay circuit impedance matching primitives method and system
CN109521358B (en) * 2018-11-06 2020-11-06 南京国电南自电网自动化有限公司 Impedance matching calculation method and system for protection device outlet relay circuit
CN110926797A (en) * 2019-12-10 2020-03-27 航天新长征大道科技有限公司 Compact peripheral interconnection bus board card
CN110926797B (en) * 2019-12-10 2021-07-06 航天新长征大道科技有限公司 Compact peripheral interconnection bus board card

Similar Documents

Publication Publication Date Title
CN206020619U (en) A kind of portable relay tester
CN204832351U (en) Small resistance and insulation resistance's integrated tester
CN103095338B (en) Fault detection device of electric energy collectors
CN205353342U (en) Single -phase carrier wave smart electric meter communication module interface load bearing capability tester
CN203965489U (en) A kind of shelf depreciation high voltage pulse generation device
CN105510833B (en) Accumulator method for detecting health status, apparatus and system
CN101504429B (en) Portable on-line measurement instrument for electrician electric bridge drain voltage
CN204439755U (en) A kind of automobile electric performance test apparatus
WO2012097596A1 (en) Temperature rise testing system of electric vehicle conduction type charging interface
CN212391553U (en) Direct current charger detecting system
CN205280800U (en) Car wiring testing arrangement is equipped in communication
CN205506928U (en) Electronic load ripple detection device
CN202975222U (en) Integrated tester for secondary circuit of current transformer
CN202217043U (en) Power supply simulation test device
CN203759956U (en) Special transformer collection information acquiring simulated training device
CN203759124U (en) Portable rail seam resistance tester
CN207380156U (en) Electric device with a contact performance degradation comprehensive detection platform
CN205353255U (en) Eight passageways ann rule tester
CN105865815B (en) EMU brake tester endpoint detection system and method
CN206639036U (en) A kind of entire car controller test fixture
CN108051642A (en) High voltage dc bus insulation resistance detection device and detection method
CN108562860A (en) Electric energy meter two-way accessory power supply power consumption Auto-Test System and test method
CN201867467U (en) Novel test circuit for battery equalization circuit
CN202502189U (en) Low voltage line leakage fault seeking device
CN203930034U (en) Detect the device of air conditioning test platform

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170315

Termination date: 20190831