CN104330731B - relay performance detector - Google Patents
relay performance detector Download PDFInfo
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- CN104330731B CN104330731B CN201410644542.2A CN201410644542A CN104330731B CN 104330731 B CN104330731 B CN 104330731B CN 201410644542 A CN201410644542 A CN 201410644542A CN 104330731 B CN104330731 B CN 104330731B
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- relay
- voltage
- detected
- voltage table
- switch
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses a kind of relay performance detector, including battery, two switches, two instruction devices, two voltmeters, relay socket, single-chip microcomputer and liquid crystal display；The negative pole of battery is connected with the first contact of relay socket, and positive pole is connected after being switched by two with the second wafer, and the node between two switches is connected with the third wafer；The one end of the second wafer also directly with a voltmeter is connected, negative pole is connected with the other end and the first contact of the voltmeter, 4th contact is connected by an instruction device with negative pole, and first end of the 4th contact also with another voltmeter is connected, and the second end is connected with the third wafer；5th contact is connected by another instruction device with the negative pole of battery, node between 5th contact and another instruction device is also connected with the first end of the voltmeter, single-chip microcomputer is used to receive the magnitude of voltage measured by two voltmeters, and is shown on liquid crystal display.Above-mentioned relay performance detection means can truly measure relay performance and quality.
Description
Technical field
The present invention relates to a kind of detection device, more particularly to a kind of relay performance detector.
Background technology
At present, detection relay can only use universal meter, when the relay coil number of turn, which reduces tens, encloses, relay coil electricity
Resistiveization is little, but relay performance but declines, and can not truly reflect relay performance and quality with universal meter.
The content of the invention
For above-mentioned the deficiencies in the prior art, the technical problems to be solved by the invention are：Can be true there is provided one kind
Measure the detector of relay performance and quality.
A kind of relay performance detector provided by the present invention, including battery, first switch, second switch, first
Instruction device, the second instruction device, first voltage table, second voltage table, relay socket, single-chip microcomputer and liquid crystal display, its
Described in relay socket include the first to the 5th contact；
The negative pole of the battery is connected with the first contact of relay socket, and the positive pole of the battery is by sequentially connecting
It is connected after the first switch and second switch that connect with the second wafer of relay socket, between the first switch and second switch
Node be directly connected with the third wafer of relay socket；
The one end of the second wafer of the relay socket also directly with first voltage table is connected, the first voltage table
The other end is connected with the negative pole of battery, and the first contact of the relay socket is directly connected with the negative pole of battery, described
4th contact of relay socket is connected by the second instruction device with the negative pole of battery, and the 4th contact with second
First end of the node also with second voltage table between instruction device is connected, and the second end of the second voltage table is directly and relay
The third wafer of device socket is connected；
5th contact of the relay socket is connected by the first instruction device with the negative pole of battery, and the described 5th touches
First end of the node also with second voltage table between piece and the first instruction device is connected；
The single-chip microcomputer is connected with the two ends of first voltage table and second voltage table, to receive first voltage table and second
Magnitude of voltage measured by voltmeter；The liquid crystal display is connected with single-chip microcomputer, and the power positive end of the liquid crystal display connects
The node between first switch and second switch is connected to, the power supply negative terminal of the liquid crystal display is connected with the negative pole of battery,
The single-chip microcomputer is used to receive first voltage table and the magnitude of voltage measured by second voltage table, and it is handled, by it
It is shown on the liquid crystal display.
Wherein, first instruction device is the first indicator lamp.
Further, first indicator lamp is light emitting diode.
Wherein, second instruction device is the second indicator lamp.
Further, second indicator lamp is light emitting diode.
Wherein, first instruction device is the first buzzer.
Wherein, second instruction device is the second buzzer.
Further, the relay performance detector also includes the 3rd switch, the power positive end of the liquid crystal display
Node between first switch and second switch is connected to by the 3rd switch, when the 3rd switch closure, the liquid crystal display
Device obtains electric start-up operation.
Above-mentioned relay performance detector can truly reflect the line of the relay to be detected by the detection of voltmeter
How much is circle, and then can determine the actual performance of relay to be detected.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of circuit diagram of the better embodiment of relay performance detector of the invention.
Fig. 2 is circuit diagram when Fig. 1 repeat circuits property detector detects a relay to be detected.
Embodiment
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 out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
First, before embodiment is described, it is necessary to which some herein presented terms are explained.Example
Such as：
If occurring describing various elements using the term such as " first ", " second " herein, but these elements should not
Limited by these terms.These terms are only used for distinguishing an element and another element.Therefore, " first " element can also
It is referred to as " second " element without departing from the teachings of the present invention.
In addition, it is to be understood that when referring to an element " connection " or " coupled " to another element, it can be direct
Ground connects or is directly coupled to another element or can also have intermediary element.An element is referred on the contrary, working as " directly
When connection " or " directly coupling " arrive another element, then in the absence of intermediary element.
The various terms occurred herein are used only for describing the purpose of specific embodiment and being not intended as to this
The restriction of invention.Unless context is clearly dictated otherwise, then singulative is intended to also include plural form.
When in this manual use term " comprising " and/or " including " when, these terms specify the feature,
Entirety, step, operation, the presence of element and/or part, but be also not excluded for more than one other feature, entirety, step,
Operation, element, the presence of part and/or its group and/or additional.
On embodiment：
Fig. 1 is referred to, the better embodiment of the relay performance detector of the present embodiment is opened including battery B, first
K1, second switch K2, the first indicator lamp L1, the second indicator lamp L2, first voltage Table V 1, second voltage Table V 2 and relay is closed to insert
Seat 1, wherein the relay socket 1 includes the first to the 5th contact C1 ~ C5.
The negative pole of the battery B is connected with the first contact C1 of relay socket 1.The positive pole of the battery B passes through
It is connected after the first switch K1 and second switch K2 that sequentially connect with the second wafer C2 of relay socket 1, the first switch
Node between K1 and second switch K2 is directly connected with the third wafer C3 of relay socket 1.
The one end of the second wafer C2 of the relay socket 1 also directly with first voltage Table V 1 is connected, first electricity
The other end of pressure Table V 1 is connected with battery B negative pole.First contact C1 of the relay socket 1 is directly with battery B's
Negative pole is connected.4th contact C4 of the relay socket 1 is connected by the second indicator lamp L2 with battery B negative pole, and institute
State first ends of the 4th contact C4 with the node between the second indicator lamp L2 also with second voltage Table V 2 to be connected, second electricity
Second end of pressure Table V 2 is directly connected with the third wafer C3 of relay socket 1.
5th contact C5 of the relay socket 1 is connected by the first indicator lamp L1 with battery B negative pole, and described
First end of the node also with second voltage Table V 2 between five contact C5 and the first indicator lamp L1 is connected.In present embodiment, institute
It can be light emitting diode to state the first indicator lamp L1 and the second indicator lamp L2.Certainly, in other embodiment, first indicator lamp
L1 and the second indicator lamp L2 also can be other instruction devices, such as buzzer.
In use, relay to be detected is inserted after Relay base 1, become the circuit structure shown in Fig. 2:
When closing the first switch K1, if the second indicator lamp L2 is luminous, and the second voltage Table V 2 is surveyed
The magnitude of voltage obtained is shown as zero, then proves that the first step detection to relay to be detected passes through.If the institute of second voltage Table V 2
The magnitude of voltage measured, which is shown, to be not zero, then it represents that the two ends of the second voltage Table V 2 have magnitude of voltage, shows described to be detected
Relay work is bad；If the second indicator lamp L2 is not lighted, then it represents that the relay to be detected has been damaged, detection knot
Beam.
Next, after first step detection passes through, closing the second switch K2, now described relay to be detected will
Meeting adhesive, if the first indicator lamp L1 is luminous, and the magnitude of voltage measured by the second voltage Table V 2 is shown as zero, then proves
Second step detection to relay to be detected passes through.It is not zero if the magnitude of voltage measured by the second voltage Table V 2 is shown,
Prove that the relay work to be detected is bad；If the first indicator lamp L1 does not light, then it represents that the relay to be detected
Damage or do not work, detection terminates.
Followed by, when second step detection still through after, the second switch K2 is disconnected, due to the relay to be detected
The coil of device is powered off suddenly can produce self induction voltage and of a relatively high, and the magnitude of voltage measured by the first voltage Table V 1 should not be
Zero, if the magnitude of voltage now measured by the first voltage Table V 1 is more relatively low compared with the respective value of normal relay, say
The coil turn of the bright relay to be detected tails off；If now the magnitude of voltage measured by the first voltage Table V 1 is zero,
The coil open circuit of the relay to be detected is then represented, the relay to be detected is judged to damaging.
Above-mentioned relay performance detector can truly reflect the line of the relay to be detected by the detection of voltmeter
How much is circle, and then can determine the actual performance of relay to be detected.This device can detect relay for automobile, and relay is inserted
Industrial relay can also be detected after seat repacking, can also be integrated in universal meter, convenient detection can also be separately made one
Small detection means, the performance of special detection relay.
In other embodiment, the relay performance detector can also include single-chip microcomputer and liquid crystal display, described
Single-chip microcomputer is connected with the two ends of first voltage Table V 1 and second voltage Table V 2, to receive first voltage Table V 1 and second voltage table
Magnitude of voltage measured by V2.The liquid crystal display is connected with single-chip microcomputer, and the power positive end of the liquid crystal display passes through
Three switches are connected to the node between first switch and second switch, and the power supply negative terminal of the liquid crystal display is with battery B's
Negative pole is connected.When the 3rd switch closure, the liquid crystal display obtains electric start-up operation.The single-chip microcomputer is used to receive the first electricity
Magnitude of voltage measured by pressure Table V 1 and second voltage Table V 2, and it is handled, it is shown in the liquid crystal display
On.
Embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize the present invention
Equivalent structure or equivalent flow conversion that specification and accompanying drawing content are made, or directly or indirectly it is used in other related technologies
Field, is included within the scope of the present invention.
Claims (7)
1. a kind of relay performance detector, it is characterised in that：The relay performance detector is opened including battery, first
Pass, second switch, the 3rd switch, the first instruction device, the second instruction device, first voltage table, second voltage table, relay are inserted
Seat, single-chip microcomputer and liquid crystal display, wherein the relay socket includes the first to the 5th contact；
The negative pole of the battery is connected with the first contact of relay socket, and the positive pole of the battery is by sequentially connecting
It is connected after first switch and second switch with the second wafer of relay socket, the section between the first switch and second switch
Point is directly connected with the third wafer of relay socket；
The one end of the second wafer of the relay socket also directly with first voltage table is connected, the first voltage table it is another
End is connected with the negative pole of battery, and the first contact of the relay socket is directly connected with the negative pole of battery, the relay
4th contact of device socket is connected by the second instruction device with the negative pole of battery, and the 4th contact with second with indicating
First end of the node also with second voltage table between device is connected, and the second end of the second voltage table is directly inserted with relay
The third wafer of seat is connected；
5th contact of the relay socket is connected by the first instruction device with the negative pole of battery, the 5th contact with
First end of the node also with second voltage table between first instruction device is connected；
The single-chip microcomputer is connected with the two ends of first voltage table and second voltage table, to receive first voltage table and second voltage
Magnitude of voltage measured by table；The liquid crystal display is connected with single-chip microcomputer, and the power positive end of the liquid crystal display passes through
Three switches are connected to the node between first switch and second switch, the power supply negative terminal of the liquid crystal display and bearing for battery
Extremely it is connected, when the described 3rd switch closure, the liquid crystal display obtains electric start-up operation；The single-chip microcomputer is used to receive first
Magnitude of voltage measured by voltmeter and second voltage table, and it is handled, it is shown on the liquid crystal display；
In use, relay to be detected is inserted into Relay base：
When closing the first switch, if second indicator lamp is luminous, and the magnitude of voltage measured by the second voltage table
Zero is shown as, then proves that the first step detection to relay to be detected passes through；If the magnitude of voltage measured by the second voltage table
Display is not zero, then it represents that the two ends of the second voltage table have magnitude of voltage, shows that the relay work to be detected is bad；
If second indicator lamp does not light, then it represents that the relay to be detected has been damaged, and detection terminates；
Next, after first step detection passes through, closing the second switch, now described relay to be detected will be inhaled
Close, if first indicator lamp is luminous, and the magnitude of voltage measured by the second voltage table is shown as zero, then proves to be detected
The second step detection of relay passes through；It is not zero if the magnitude of voltage measured by the second voltage table is shown, proves described treat
Detect that relay work is bad；If first indicator lamp does not light, then it represents that the relay damaged to be detected or no work
Make, detection terminates；
Followed by, when second step detection still through after, the second switch is disconnected, due to the line of the relay to be detected
Power-off can produce self induction voltage and of a relatively high to circle suddenly, voltage when relay to be detected is normal then measured by first voltage table
Value should be not zero；If now the magnitude of voltage measured by the first voltage table compared with the respective value of normal relay compared with
It is low, then illustrate that the coil turn of the relay to be detected tails off, the actual performance reduction of relay to be detected；Conversely, then saying
The coil turn of the bright relay to be detected increases, the actual performance lifting of relay to be detected；If now described first
Magnitude of voltage measured by voltmeter is zero, then it represents that the coil open circuit of the relay to be detected, the relay to be detected is sentenced
It is set to damage.
2. relay performance detector as claimed in claim 1, it is characterised in that：First instruction device is the first instruction
Lamp.
3. relay performance detector as claimed in claim 2, it is characterised in that：First indicator lamp is light-emitting diodes
Pipe.
4. relay performance detector as claimed in claim 1, it is characterised in that：Second instruction device is the second instruction
Lamp.
5. relay performance detector as claimed in claim 4, it is characterised in that：Second indicator lamp is light-emitting diodes
Pipe.
6. relay performance detector as claimed in claim 1, it is characterised in that：First instruction device is the first buzzing
Device.
7. relay performance detector as claimed in claim 1, it is characterised in that：Second instruction device is the second buzzing
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410644542.2A CN104330731B (en) | 2014-11-14 | 2014-11-14 | relay performance detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410644542.2A CN104330731B (en) | 2014-11-14 | 2014-11-14 | relay performance detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104330731A CN104330731A (en) | 2015-02-04 |
| CN104330731B true CN104330731B (en) | 2017-10-20 |
Family
ID=52405494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410644542.2A Expired - Fee Related CN104330731B (en) | 2014-11-14 | 2014-11-14 | relay performance detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104330731B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191807A (en) * | 2006-11-29 | 2008-06-04 | 贵州双阳飞机制造厂 | Electric relay detection device and process |
| CN202256621U (en) * | 2011-10-18 | 2012-05-30 | 武汉钢铁(集团)公司 | Relay tester |
| CN202956475U (en) * | 2012-12-24 | 2013-05-29 | 西安芯派电子科技有限公司 | Relay detection device |
-
2014
- 2014-11-14 CN CN201410644542.2A patent/CN104330731B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191807A (en) * | 2006-11-29 | 2008-06-04 | 贵州双阳飞机制造厂 | Electric relay detection device and process |
| CN202256621U (en) * | 2011-10-18 | 2012-05-30 | 武汉钢铁(集团)公司 | Relay tester |
| CN202956475U (en) * | 2012-12-24 | 2013-05-29 | 西安芯派电子科技有限公司 | Relay detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104330731A (en) | 2015-02-04 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171020 Termination date: 20201114 |
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