CN207611122U - A kind of Multifunction relay testing instrument - Google Patents
A kind of Multifunction relay testing instrument Download PDFInfo
- Publication number
- CN207611122U CN207611122U CN201721823099.0U CN201721823099U CN207611122U CN 207611122 U CN207611122 U CN 207611122U CN 201721823099 U CN201721823099 U CN 201721823099U CN 207611122 U CN207611122 U CN 207611122U
- Authority
- CN
- China
- Prior art keywords
- relay
- circuit
- voltage
- microcontroller
- detection module
- 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.)
- Active
Links
Abstract
The utility model provides a kind of Multifunction relay testing instrument, is related to relay testing technique field.The tester includes microcontroller, booster circuit, reduction voltage circuit, up-flow circuit, drop current circuit, contact detection module, voltage detection module and human-computer interaction device；The input terminal of microcontroller is connect with human-computer interaction device, contact detection module, voltage detection module respectively, and the output end of microcontroller is connect with booster circuit, reduction voltage circuit, up-flow circuit, drop current circuit respectively；The microcontroller of the tester and each circuit are all powered by lithium ion chargeable battery, and booster circuit, reduction voltage circuit, up-flow circuit, the output end that drops current circuit are respectively connected to measured relay for powering for tested voltage-type relay.The relay tester of the utility model has simple in structure, in terms of test the characteristics of quick and function diversification, meets the test request of voltage-type relay, current relay, can also test various pull up times.
Description
【Technical field】
The utility model is related to be related to relay testing technique field, and in particular to a kind of Multifunction relay testing instrument.
【Background technology】
Relay (English name：Relay it is) a kind of electric control device, is when the variation of input quantity (energizing quantity) reaches rule
When provisioning request, make controlled volume that a kind of electric appliance of scheduled Spline smoothing occur in electrical output circuit.According to the object of its reaction
Reason amount can be divided into voltage-type relay, current relay, power-type relay, impedance relay, frequency relay to divide
Deng.According to effect of the relay played in protective loop can be divided into starting relay, masuring relay, the time relay, in
Between relay, signal relay, exit relay.Relay protection has strict requirements to the physical quantity of action of relay contact,
《CHINA SOUTHERN POWER company relay protection anti-accident measures compilation》In it is also proposed that breaker non-uniform protection is salty with tripping out
Motor type relay preferably uses startup power to be not less than in 10ms between 55%-65%Ue, actuation time not less than 5W, operation voltage
Between relay.Meanwhile when incorrect operation occurs for power equipment, when be also required to sometimes to pull up time, return
Between etc. characteristics checked.However, there is presently no a dedicated instruments to be carried out more to the characteristic of these relays
Convenient verification.
【Utility model content】
The goal of the invention of the utility model is：In view of the above problems, a kind of Multifunctional relay test is provided
Instrument, the Multifunction relay testing instrument is easy to operate, boost action voltage, the decompression action electricity of energy test voltage type relay
Pressure is tested the up-flow action current of current relay, the actuation time of drop stream action current and busy relay, and is surveyed
Examination speed is fast, and test result is accurate, saves time and manpower.
To achieve the goals above, the technical solution adopted in the utility model is as follows：
A kind of Multifunction relay testing instrument, including：Mould is detected including power supply, microcontroller, step-up/step-down circuit, contact
Block and human-computer interaction device；The power supply is used to power to the microcontroller, step-up/step-down circuit, contact detection module；Institute
The input terminal for stating microcontroller is connect respectively with the human-computer interaction device and the contact detection module for receiving instruction and letter
Number, the output end of the microcontroller connect the lifting for controlling voltage with the step-up/step-down circuit respectively；The lifting piezoelectricity
The output end on road is respectively connected to measured relay for powering for tested voltage-type relay.
Further, the tester further includes lifting current circuit, and the lifting current circuit is powered by power supply；It is described
The output end of microcontroller also connect the lifting for controlling electric current, the lifting current circuit with the upwelling and down-welling circuit control respectively
Output end be respectively connected to measured relay for be tested current relay power supply.
Further, the tester further includes voltage detection module, the voltage detection module and the microcontroller
Input terminal, the step-up/step-down circuit are separately connected；The tester further includes current detection module, the current detection module with
The input terminal of the microcontroller, the lifting current circuit are separately connected.
Further, the human-computer interaction device includes mode selection switch and display screen, the mode selection switch packet
Include voltage-type relay contact analog control system pattern, current relay test pattern and voltage actuation test pattern.
Further, it is provided with voltage source terminal, electric current source terminal and relay contact terminal on the tester, passes through
The voltage source terminal is connect with the output end of the step-up/step-down circuit, and electric current source terminal is connect with the lifting current circuit；Institute
Relay contact terminal is stated to connect with the contact detection module.
Further, the power supply of the tester is lithium ion chargeable battery.
Further, the display screen is touch screen type display screen, and the mode selection switch is shown by touch screen.
Further, the relay contact terminal includes common end, normally open end and normal-closed end.
Service voltage type relay is made after the tester of the utility model is boosted the DC power supply of 12V by booster circuit
For voltage source, the contact state of voltage-type relay is detected in boost process, and it is dynamic can to test out the boosting of voltage-type relay
Make voltage；Be depressured since boost action voltage again, detect the contact state of the relay in real time, can test out voltage-type after
The decompression operation voltage of electric appliance.Similarly, which can also test the up-flow action current of current relay and drop flowing is made
Electric current.The tester is also by being arranged voltage detection module, in use, voltage is risen to the specified of relay by booster circuit
After voltage, the time that record test starts while supplying relay, relay is after the delay of certain time, dead contact
Action, at the time of contact detection module detection time action of relay contact starts, and informs microcontroller by this moment；Monolithic
Machine calculates the time difference between test time started at the time of contact action starts, and acquired results are the time relay
Actuation time, therefore the instrument can be also used for the actuation time of busy relay.
By adopting the above-described technical solution, the utility model has the beneficial effects that：The relay contact analog control system of the utility model
Instrument has simple in structure, in terms of test the characteristics of quick and function diversification, meets voltage-type relay, current relay
Test request can also test various pull up times.
【Description of the drawings】
Fig. 1 is the control principle drawing of the utility model Multifunction relay testing instrument；
Fig. 2 is the test program flow chart of the utility model Multifunction relay testing instrument.
【Specific implementation mode】
It is the advantages of in order to more clearly express the utility model, new to this practicality below by way of the drawings and specific embodiments
Type is described further.
As shown in Figure 1, for the control principle drawing of the utility model Multifunction relay testing instrument.The tester includes monolithic
Machine, step-up/step-down circuit, lifting current circuit, contact detection module, voltage detection module, current detection module, human-computer interaction device,
Voltage source terminal, electric current source terminal and relay contact terminal；The input terminal of the microcontroller respectively with human-computer interaction device, touch
Point detection module, voltage detection module connection, for receiving the instruction and contact detection module, voltage that human-computer interaction device is sent
The signal that detection module is sent；The output end of microcontroller is connect with step-up/step-down circuit, lifting current circuit for controlling voltage respectively
Lifting and control electric current lifting；The output end of step-up/step-down circuit is connected to tested voltage-type by voltage source terminal respectively
Relay is used for as tested voltage-type relay power supply.Lift current circuit output end respectively by electric current source terminal be connected to by
Current relay terminal is surveyed to be used to power for tested current relay.The microcontroller of the tester and each circuit all by lithium from
Sub- rechargeable battery power supply, by the work for being used as tested relay after step-up/step-down circuit or upwelling and down-welling current boost or up-flow
Power supply.Lithium ion chargeable battery power supply can be the 12V plate-type batteries of General Instrument.Relay contact terminal includes public
End, normally open end and normal-closed end, relay contact terminal are connect with contact detection module.
Preferably, human-computer interaction device includes mode selection switch and display screen, display screen is preferably that touch screen type is shown
Screen, mode selection switch includes voltage-type relay contact analog control system pattern, current relay test pattern and voltage actuation test mould
Formula.By the design of touch screen type, pattern to be tested can be selected as needed more conveniently, it can also be by touch screen to list
Piece machine sends out the instruction for starting test or other instructions.
Preferably, whether the voltage detection module is also connect with step-up/step-down circuit, for detecting booster circuit will be electric
Pressure rises to setting value, to make more than the tester function of a busy relay actuation time, specific principle and stream
Journey sees below the related introduction of voltage actuation test pattern.
After the tester booting of the utility model, display screen entered function selection interface can by the touch screen of human-computer interaction
To carry out the selection of pattern.Specific test program is shown in attached drawing 2, is now simply described below：
When testing voltage-type relay, voltage source terminal and tested voltage-type relay are connected by electric wire
Input coil terminal, by electric wire by the common end in relay contact terminal on tester, normally open end, normal-closed end be connected to by
Public, normally opened, the normally closed terminal for surveying relay sends out the instruction for starting boosting by human-computer interaction device, while boosting, electricity
Voltage value is simultaneously sent to microcontroller by pressure detection module detection real-time voltage value, and contact detection module detects the state of contact, when
When detecting contact action, the information that contact acts is sent to microcontroller, microcontroller sends out the instruction for stopping boosting and record
Operation voltage in relay boost process and the operation voltage value tested is shown by display screen；Then pass through man-machine friendship
Mutual device sends out the instruction for starting decompression, and while decompression, voltage detection module detection real-time voltage value simultaneously sends voltage value
To microcontroller, contact detection module detects the state of contact, and when detecting contact action, the information that contact acts is sent to
Microcontroller, microcontroller send out allow step-up/step-down circuit to be stopped instruction and meter relay pressure reduction in operation voltage and
The operation voltage value tested is shown by display screen.
When testing current relay, electric current source terminal and tested current relay are connected by electric wire
Input coil terminal, by electric wire by the common end in relay contact terminal on tester, normally open end, normal-closed end be connected to by
Public, normally opened, the normally closed terminal for surveying relay sends out the instruction for starting up-flow by human-computer interaction device, while up-flow, electricity
Current value is simultaneously sent to microcontroller by stream detection module detection real-time current value, and contact detection module detects the state of contact, when
When detecting contact action, the information that contact acts is sent to microcontroller, microcontroller sends out the instruction for stopping up-flow and record
Relay up-flow during action current and the operation voltage value tested is shown by display screen；Then pass through man-machine friendship
Mutual device sends out the instruction for starting drop stream, and while drop flows, current detection module detection real-time current value simultaneously sends current value
To microcontroller, contact detection module detects the state of contact, and when detecting contact action, the information that contact acts is sent to
Microcontroller, microcontroller sends out the instruction that lifting current circuit is stopped, and simultaneously meter relay drops the action current during flowing and will
The action current value tested is shown by display screen.
Under voltage actuation test pattern, voltage source terminal and measured relay are connected by electric wire, will be surveyed by electric wire
Common end, normally open end or normal-closed end on examination instrument in relay contact terminal are connected to the terminal of measured relay, by man-machine
The load voltage value that a relay is arranged in interactive device simultaneously sends out the instruction for starting boosting, while boosting, voltage detecting mould
Block judges whether the voltage of booster circuit reaches setting value, and then information that voltage is reached to setting value informs microcontroller, monolithic
After machine receives the information of voltage detection module, microcontroller control display screen shows the information for starting test；Then, staff
The instruction for starting test, the time that microcontroller record test starts, after relay is boosted are sent out by human-computer interaction device
Voltage, by certain time delay dead contact act, contact detection module detection action of relay contact start when
It carves, and this moment is informed into microcontroller；Microcontroller calculated at the time of contact action starts between the test time started
Time difference, acquired results are the actuation time of the time relay, and result of calculation is shown by display screen.
Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the same changes or modifications completed under the technical spirit suggested by all the utility model
Change, should all belong to the covered the scope of the claims of the utility model.
Claims (8)
1. a kind of Multifunction relay testing instrument, it is characterised in that including：Power supply, microcontroller, step-up/step-down circuit, contact inspection
Survey module and human-computer interaction device；The power supply is used to supply to the microcontroller, step-up/step-down circuit, contact detection module
Electricity；The input terminal of the microcontroller is connect respectively with the human-computer interaction device and the contact detection module for receiving instruction
And signal, the output end of the microcontroller connect the lifting for controlling voltage with the step-up/step-down circuit respectively；The lifting
The output end of volt circuit is respectively connected to measured relay for powering for tested voltage-type relay.
2. Multifunction relay testing instrument according to claim 1, it is characterised in that：The tester further includes upwelling and down-welling
Circuit, the lifting current circuit are powered by power supply；The output end of the microcontroller also respectively with the lifting current circuit control
The output end of lifting of the system connection for controlling electric current, the lifting current circuit is respectively connected to measured relay for being tested
Current relay is powered.
3. Multifunction relay testing instrument according to claim 1, it is characterised in that：The tester further includes voltage inspection
Module is surveyed, the voltage detection module and input terminal, the step-up/step-down circuit of the microcontroller are separately connected；The tester
Further include current detection module, input terminal, the lifting current circuit of the current detection module and the microcontroller connect respectively
It connects.
4. Multifunction relay testing instrument according to claim 1, it is characterised in that：The human-computer interaction device includes mould
Formula selecting switch and display screen, the mode selection switch include voltage-type relay contact analog control system pattern, current relay test
Pattern and voltage actuation test pattern.
5. Multifunction relay testing instrument according to claim 1, it is characterised in that：It is provided with voltage on the tester
Source terminal, electric current source terminal and relay contact terminal, pass through the output end of the voltage source terminal and the step-up/step-down circuit
Connection, electric current source terminal are connect with the lifting current circuit；The relay contact terminal is connect with the contact detection module.
6. Multifunction relay testing instrument according to claim 1, it is characterised in that：The power supply of the tester is
Lithium ion chargeable battery.
7. Multifunction relay testing instrument according to claim 4, it is characterised in that：The display screen is that touch screen type is shown
Screen, the mode selection switch are shown by touch screen.
8. Multifunction relay testing instrument according to claim 5, it is characterised in that：The relay contact terminal includes
Common end, normally open end and normal-closed end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721823099.0U CN207611122U (en) | 2017-12-22 | 2017-12-22 | A kind of Multifunction relay testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721823099.0U CN207611122U (en) | 2017-12-22 | 2017-12-22 | A kind of Multifunction relay testing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207611122U true CN207611122U (en) | 2018-07-13 |
Family
ID=62799458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721823099.0U Active CN207611122U (en) | 2017-12-22 | 2017-12-22 | A kind of Multifunction relay testing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207611122U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839590A (en) * | 2019-03-08 | 2019-06-04 | 唐山百川智能机器股份有限公司 | A kind of relay test device and method |
| CN109959863A (en) * | 2017-12-22 | 2019-07-02 | 中国南方电网有限责任公司超高压输电公司南宁局 | A kind of Multifunction relay testing instrument and operation voltage, action current test method |
| CN111969565A (en) * | 2019-05-20 | 2020-11-20 | 陈锡瑜 | Improved device of high-voltage power-off tripping system of DC control circuit breaker |
| CN114089173A (en) * | 2021-10-11 | 2022-02-25 | 广西电网有限责任公司玉林供电局 | Novel tester for starting power of three-phase inconsistent outlet relay of circuit breaker |
-
2017
- 2017-12-22 CN CN201721823099.0U patent/CN207611122U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109959863A (en) * | 2017-12-22 | 2019-07-02 | 中国南方电网有限责任公司超高压输电公司南宁局 | A kind of Multifunction relay testing instrument and operation voltage, action current test method |
| CN109839590A (en) * | 2019-03-08 | 2019-06-04 | 唐山百川智能机器股份有限公司 | A kind of relay test device and method |
| CN111969565A (en) * | 2019-05-20 | 2020-11-20 | 陈锡瑜 | Improved device of high-voltage power-off tripping system of DC control circuit breaker |
| CN111969565B (en) * | 2019-05-20 | 2023-01-10 | 陈锡瑜 | Improved device of high-voltage power-off tripping system of DC control circuit breaker |
| CN114089173A (en) * | 2021-10-11 | 2022-02-25 | 广西电网有限责任公司玉林供电局 | Novel tester for starting power of three-phase inconsistent outlet relay of circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207611122U (en) | A kind of Multifunction relay testing instrument | |
| CN203054094U (en) | Cable tester | |
| CN106646267A (en) | Method and device for detecting service life of battery of power distribution terminal | |
| CN106154088A (en) | A kind of alternating-current charging pile test system | |
| CN109959863A (en) | A kind of Multifunction relay testing instrument and operation voltage, action current test method | |
| CN108646105A (en) | Analog AC charging pile, Vehicular charger interact the equipment for realizing charging process test with BMS | |
| CN102841317B (en) | battery simulator | |
| CN205507527U (en) | Testing device for control panel of variable -frequency drive | |
| CN107315407A (en) | A kind of automotive motor controller emulation test system | |
| CN107561378A (en) | A kind of direct-current traction power supply protection device test system | |
| CN104865521B (en) | A kind of hand-held time relay actuation time tester and method | |
| CN104142446B (en) | System and method for testing charging control response time of electric vehicle charger | |
| CN205861870U (en) | Emergency lighting centrally connected power source comprehensive automation detecting system | |
| CN203965489U (en) | A kind of shelf depreciation high voltage pulse generation device | |
| JP2011229324A (en) | Charger and charging method | |
| CN203133226U (en) | Polarity testing instrument for current transformer | |
| CN203217023U (en) | Motor and transformer microcomputer integration test stand | |
| CN109752664A (en) | A kind of charging detects the method and application of battery core internal resistance in battery pack | |
| CN206440787U (en) | A kind of electric automobile high-voltage integration module test system | |
| JP6451585B2 (en) | Plug-in vehicle battery management system | |
| CN206321773U (en) | A kind of test system for battery charging and discharging | |
| CN202758008U (en) | Performance testing device of trip outlet contact of relay protection device | |
| CN206906520U (en) | A kind of cable major insulation fault locator | |
| CN103123376A (en) | Performance testing device of soft starter | |
| CN205958706U (en) | Relay check gauge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |