CN204789936U - Relay detection device - Google Patents
Relay detection device Download PDFInfo
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- CN204789936U CN204789936U CN201520538820.6U CN201520538820U CN204789936U CN 204789936 U CN204789936 U CN 204789936U CN 201520538820 U CN201520538820 U CN 201520538820U CN 204789936 U CN204789936 U CN 204789936U
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- relay
- testing needle
- detection device
- guide rail
- driven unit
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Abstract
The utility model discloses a relay detection device, including the fixed subassembly that is used for the fixed relay that awaits measuring, the both sides of fixed subassembly all are provided with first guide rail, test needle mould board and drive assembly, be provided with the test needle corresponding with the relay extreme point on the test needle mould board, corresponding test needle is connected with formation detection loop on two test needle mould pieces, it has power and display module to establish ties among the detection loop, test needle mould board slides on first guide rail under drive assembly's drive, and the needle contacts with the relay extreme point so that the detection loop switch -on detects to testing. The utility model discloses a relay detection device has that simple structure, degree of automation are high, the degree of accuracy is high and advantage such as detection efficiency height.
Description
Technical field
The utility model relates generally to electric switch technical field, refers in particular to a kind of electric relay detection device.
Background technology
Relay belongs to a kind of conventional device in electric circuit.Because relay producer technology, quality regulatory level are uneven, relay outgoing is caused to there is very large difference.Often occur in the application relay fault notably brand-new relay there is performance issue.Given birth to electric relay detection device applying in such cases, the current a lot of producer of special detection device being directed to relay all only carries out Static Detection or easy detection of dynamic.When carrying out static test, simply can only judge by the resistance value of multimeter measuring relay coil and normally closed contact resistance, this method of testing cannot not judge the quality of relay comprehensively comprehensively yet.When carrying out dynamic test, need manually to connect working power, then test whether normally opened contact is connected, whether normally closed contact disconnects with multimeter, this method of testing wastes time and energy, efficiency is low, also easily causes erroneous judgement when multimeter contact-relay end points is measured.
Utility model content
The technical problems to be solved in the utility model is just: the technical matters existed for prior art, the utility model provides the electric relay detection device that a kind of structure is simple, automaticity is high, accuracy is high and detection efficiency is high.
For solving the problems of the technologies described above, the technical scheme that the utility model proposes is:
A kind of electric relay detection device, comprise the fixation kit for fixing relay to be measured, the both sides of described fixation kit are provided with the first guide rail, testing needle template and driven unit, described testing needle template is provided with the testing needle corresponding with relay end points, testing needle corresponding in two pieces of testing needle modules connects to form measure loop, power supply and display module is in series with in described measure loop, with relay end points, described testing needle template contacts that measure loop is connected to testing needle at the first slide on rails and detects under the driving of driven unit.
Further improvement as technique scheme:
Described driven unit comprises drive motor, drive link and fixed mount, one end of described drive link is passed described testing needle template and is rotationally connected with testing needle template, the other end of described drive link passes fixed mount and is rotationally connected with fixed mount, described drive link is fixedly installed engaged wheel, described drive motor is connected with described engaged wheel by driving-belt, described engaged wheel rotates under the driving of drive motor, makes drive rod rotation and drives testing needle template at the first slide on rails.
Described drive link is screw mandrel.
The two ends of the movement locus of described testing needle template are provided with detector switch, and described detector switch is connected with described driven unit the start and stop controlling driven unit.
Described detector switch is travel switch, and described travel switch is series in the main power circuit of driven unit.
Described fixation kit comprises the second guide rail and is slidedly arranged on the multiple fixture blocks on the second guide rail, and described fixture block is provided with locking member, and relay to be measured to be located on the second guide rail and to be locked by locking member by adjacent two pieces of fixture blocks.
Point driving switch is provided with in the measure loop corresponding with relay coil to be measured.
Main power circuit and the measure loop of described driven unit are all connected with external power source by isolating transformer.
Described display module is LED light.
Described testing needle is spring needle.
Compared with prior art, the utility model has the advantage of:
Electric relay detection device of the present utility model, testing needle template is driven at slide on rails, testing needle to be contacted with the end points of relay to be measured by driven unit, thus corresponding measure loop is connected, accurate positioning, again to the coil power on/off of relay, thus realize the automatic detection of contact, structure is simple, easy and simple to handle, detection efficiency and accuracy high.The movement locus two ends of testing needle template are provided with detection piece, ensure the normal operation of driven unit and the accuracy of location.External power source is powered to measure loop and driven unit by isolating transformer in addition, not by the impact of external power source, thus ensures the reliably working detecting each electric component.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model (testing needle is separated with relay to be measured).
Fig. 2 is structural representation of the present utility model (testing needle and relay contacts to be measured).
Fig. 3 is schematic block circuit diagram of the present utility model.
Fig. 4 is physical circuit schematic diagram of the present utility model.
Number in the figure represents: 1, the first guide rail; 2, testing needle template; 21, testing needle; 3, driven unit; 31, drive motor; 32, power wheel; 33, driving-belt; 34, engaged wheel; 35, drive link; 36, fixed mount; 4, detector switch; 5, fixation kit; 51, the second guide rail; 52, fixture block; 53, locking member; 6, point driving switch; 7, isolating transformer; 8, display module; 9, relay.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the utility model is further described.
As shown in Figures 1 to 4, the electric relay detection device of the present embodiment, comprise the fixation kit 5 for fixing relay 9 to be measured, wherein relay 9 to be measured is sheet type relay, the both sides of fixation kit 5 are provided with the first guide rail 1, testing needle template 2 and driven unit 3, testing needle template 2 is provided with the testing needle 21 corresponding with relay 9 end points, testing needle 21 corresponding in two pieces of testing needle 21 modules connects to form measure loop, power supply and display module 8 is in series with in measure loop, testing needle template 2 slides into testing needle 21 and contacts to make measure loop connect to detect with relay 9 end points under the driving of driven unit 3 on the first guide rail 1.Be switched on or switched off the coil power of relay 9 to be measured, break-make switching is then carried out in corresponding contact, and the display module 8 in corresponding measure loop carries out break-make display, and namely when after the closing of contact, measure loop forms path, and display module 8 is bright; After contact disconnects, the 8 corresponding extinguishings of the display module in measure loop, thus the break-make passing through each contact of display condition adjudgement of display module 8.Owing to adopting driven unit 3 to drive testing needle module 2, make the testing needle 21 in testing needle module 2 contact to form precise positioning with the end points of relay 9 to be measured, more automatically detect.Therefore simple, easy and simple to handle, the detection efficiency of electric relay detection device structure of the present utility model and accuracy high.
As depicted in figs. 1 and 2, in the present embodiment, driven unit 3 comprises drive motor 31, drive link 35 and fixed mount 36, one end of drive link 35 is passed testing needle template 2 and is rotationally connected with testing needle template 2, the other end of drive link 35 passes fixed mount 36 and is rotationally connected with fixed mount 36, drive link 35 is fixedly installed engaged wheel 34, drive motor 31 is provided with power wheel 32, power wheel 32 is connected with engaged wheel 34 by driving-belt 33, engaged wheel 34 rotates under the driving of drive motor 31, drive link 35 is made to rotate and drive testing needle template 2 to slide on the first guide rail 1, wherein drive link 35 is screw mandrel.Wherein the main power circuit of driven unit 3 as shown in Figure 3 and Figure 4, single-phase AC220V power supply is by power switch K1 and self-recoverage insurance R1 access device, owing to considering safety factor, civil power is by 1:1 isolating transformer 7(T1) two power branch are provided: a road provides AC220V working power to drive motor 31, separately leading up to rectification unit, filter unit and mu balanced circuit provides DC24V and DC60V working power to relay 9 to be measured (relay to be measured 9 in the present embodiment has two, one of them coil is DC24V, and another is DC60V).Wherein isolating transformer 7 makes this device and civil power completely isolated, improves security.In the electric power loop of each drive motor 31, be in series with point driving switch S1 and S2 in addition, as shown in Figure 4, wherein S1 is that motor rotates forward control, and when motor rotates forward, testing needle template 2 is close to relay 9 to be measured; S2 is that motor reversal controls, and when motor reversal, testing needle template 2 is moved to the direction away from relay 9 to be measured.
In the present embodiment, the two ends of the movement locus of testing needle template 2 are provided with detector switch 4, the start and stop that detector switch 4 is connected with driven unit 3 to control driven unit 3.Wherein detector switch 4 is travel switch, and travel switch is series in the main power circuit of driven unit 3.As shown in Figure 1, Figure 2 and Figure 4, travel switch is X1, X2 and X3 in Fig. 4, wherein X1 be positioned at relay 9 left side to be measured the first guide rail 1 on and away from relay 9 to be measured.Wherein X2 and X3 lays respectively on the second guide rail 51 of the both sides of relay 9 to be measured, and all near relay 9 to be measured, all for controlling the break-make of the main power circuit of drive motor 31.In addition, be provided with point driving switch 6 in the measure loop corresponding with relay 9 coil to be measured, as shown in Figure 3, for the break-make of pilot relay 9 coil, thus conveniently test, wherein point driving switch 6 is as S3 and S4 in Fig. 4.
In the present embodiment, multiple fixture blocks 52 that fixation kit 5 comprises the second guide rail 51 and is slidedly arranged on the second guide rail 51, fixture block 52 are provided with locking member 53, and relay 9 to be measured to be located on the second guide rail 51 and to be locked by locking member 53 by adjacent two pieces of fixture blocks 52.Wherein locking member 53 is clamping screw, when detecting first, first relay 9 to be measured is fastened on the second guide rail 51, then after relay 9 being clamped by the fixture block 52 of both sides, locking clamping screw, thus fix relay 9, it is avoided to loosen when detecting, when carrying out follow-up relay 9 and detecting, because the relay 9 model size of corresponding position is consistent, therefore the relay 9 tested only is needed to take off, then the relay 9 needing to detect is installed, and do not need to adjust fixture block 52 position again, therefore this fixation kit 5 structure is simple, easy and simple to handle, easy accessibility.
In the present embodiment, display module 8 is LED light; Testing needle 21 is spring needle, contacts more reliable; The testing needle 21 of DC24V and DC60V relay 9 side is all integrated in one piece of testing needle template 2 in addition.
After testing needle 21 contacts with the end points of relay 9 to be measured, carry out power on/off to the coil of each relay 9 to be measured, concrete operations are as follows:
Crawl S3 switch, DC24V power supply engage relay 9 coil, relay 9 coil obtains electric rear work, contact action.D2 pilot lamp is bright and relay 9 body is bright from tape light;
Unclamp S3 switch, DC24V relay 9 coil blackout, now bright, the D2 pilot lamp of D3 pilot lamp goes out, and relay 9 body goes out from tape light;
Crawl S4 switch, DC60V power supply engage relay 9 coil, relay 9 coil obtains electric rear work, contact action, and D6 pilot lamp is bright and relay 9 body is bright from tape light;
Unclamp S4 switch, relay 9 coil blackout, now bright, the D6 pilot lamp of D5 pilot lamp goes out, and relay 9 body goes out from tape light.
Above test process be each contact of relay 9 normal time test, as abnormal in the display of each pilot lamp, then can judge that corresponding contact exists abnormal.
Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, when not departing from technical solutions of the utility model scope, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solutions of the utility model, according to the utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solutions of the utility model protection.
Claims (10)
1. an electric relay detection device, it is characterized in that, comprise the fixation kit (5) for fixing relay to be measured (9), the both sides of described fixation kit (5) are provided with the first guide rail (1), testing needle template (2) and driven unit (3), described testing needle template (2) is provided with the testing needle (21) corresponding with relay (9) end points, two pieces of upper corresponding testing needles (21) of testing needle template (2) connect to form measure loop, power supply and display module (8) is in series with in described measure loop, described testing needle template (2) slides into testing needle (21) and contacts that measure loop is connected with relay (9) end points and detect under the driving of driven unit (3) on the first guide rail (1).
2. electric relay detection device according to claim 1, it is characterized in that, described driven unit (3) comprises drive motor (31), drive link (35) and fixed mount (36), one end of described drive link (35) is passed described testing needle template (2) and is rotationally connected with testing needle template (2), the other end of described drive link (35) passes fixed mount (36) and is rotationally connected with fixed mount (36), described drive link (35) is fixedly installed engaged wheel (34), described drive motor (31) is connected with described engaged wheel (34) by driving-belt (33), described engaged wheel (34) rotates under the driving of drive motor (31), drive link (35) is rotated and drives testing needle template (2) in the upper slip of the first guide rail (1).
3. electric relay detection device according to claim 2, is characterized in that, described drive link (35) is screw mandrel.
4. the electric relay detection device according to claim 1 or 2 or 3, it is characterized in that, the two ends of the movement locus of described testing needle template (2) are provided with detector switch (4), the start and stop that described detector switch (4) is connected with described driven unit (3) to control driven unit (3).
5. electric relay detection device according to claim 4, is characterized in that, described detector switch (4) is travel switch, and described travel switch is series in the main power circuit of driven unit (3).
6. the electric relay detection device according to claim 1 or 2 or 3, it is characterized in that, described fixation kit (5) comprises the second guide rail (51) and is slidedly arranged on the multiple fixture blocks (52) on the second guide rail (51), described fixture block (52) is provided with locking member (53), relay to be measured (9) is located in the second guide rail (51) and goes up and pass through locking member (53) locking by adjacent two pieces of fixture blocks (52).
7. the electric relay detection device according to claim 1 or 2 or 3, is characterized in that, is provided with point driving switch (6) in the measure loop corresponding with relay to be measured (9) coil.
8. the electric relay detection device according to claim 1 or 2 or 3, is characterized in that, the main power circuit of described driven unit (3) and measure loop are all connected with external power source by isolating transformer (7).
9. the electric relay detection device according to claim 1 or 2 or 3, is characterized in that, described display module (8) is LED light.
10. the electric relay detection device according to claim 1 or 2 or 3, is characterized in that, described testing needle (21) is spring needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520538820.6U CN204789936U (en) | 2015-07-23 | 2015-07-23 | Relay detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520538820.6U CN204789936U (en) | 2015-07-23 | 2015-07-23 | Relay detection device |
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|---|---|
| CN204789936U true CN204789936U (en) | 2015-11-18 |
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| CN201520538820.6U Active CN204789936U (en) | 2015-07-23 | 2015-07-23 | Relay detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051738A (en) * | 2018-02-09 | 2018-05-18 | 太仓神明电子有限公司 | A kind of electric relay detection device and detection method |
| CN110780161A (en) * | 2019-09-19 | 2020-02-11 | 河北工业大学 | Insulation resistance and insulation withstand voltage measuring mechanism suitable for electromagnetic relay |
| CN114184949A (en) * | 2021-12-08 | 2022-03-15 | 厦门友格自动化科技有限公司 | Relay internal state detection device and using method thereof |
| CN116520027A (en) * | 2023-07-04 | 2023-08-01 | 陕西博古德智能科技有限公司 | Relay contact resistance measuring device and method |
-
2015
- 2015-07-23 CN CN201520538820.6U patent/CN204789936U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051738A (en) * | 2018-02-09 | 2018-05-18 | 太仓神明电子有限公司 | A kind of electric relay detection device and detection method |
| CN108051738B (en) * | 2018-02-09 | 2024-01-26 | 太仓神明电子有限公司 | Relay detection device and detection method |
| CN110780161A (en) * | 2019-09-19 | 2020-02-11 | 河北工业大学 | Insulation resistance and insulation withstand voltage measuring mechanism suitable for electromagnetic relay |
| CN110780161B (en) * | 2019-09-19 | 2022-02-22 | 河北工业大学 | Insulation resistance and insulation withstand voltage measuring mechanism suitable for electromagnetic relay |
| CN114184949A (en) * | 2021-12-08 | 2022-03-15 | 厦门友格自动化科技有限公司 | Relay internal state detection device and using method thereof |
| CN116520027A (en) * | 2023-07-04 | 2023-08-01 | 陕西博古德智能科技有限公司 | Relay contact resistance measuring device and method |
| CN116520027B (en) * | 2023-07-04 | 2023-09-12 | 陕西博古德智能科技有限公司 | Relay contact resistance measuring device and method |
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