CN203930006U - Non-full phase tester actuation time of a kind of portable beaker three-phase - Google Patents
Non-full phase tester actuation time of a kind of portable beaker three-phase Download PDFInfo
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- CN203930006U CN203930006U CN201420363115.2U CN201420363115U CN203930006U CN 203930006 U CN203930006 U CN 203930006U CN 201420363115 U CN201420363115 U CN 201420363115U CN 203930006 U CN203930006 U CN 203930006U
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Abstract
本实用新型涉及断路器试验技术，具体是一种便携式断路器三相非全相动作时间校验仪。本实用新型解决了现有断路器试验方法工作强度大、工作效率低、试验结果误差大的问题。一种便携式断路器三相非全相动作时间校验仪，包括机箱、电源、四通道继电器模块、主开关、复归按钮、第一LED数码管计时器、第二LED数码管计时器、第一输入端子、第二输入端子、第三输入端子、第四输入端子；其中，电源、四通道继电器模块均安装于机箱的内腔；主开关、复归按钮、第一LED数码管计时器、第二LED数码管计时器、第一输入端子、第二输入端子、第三输入端子、第四输入端子均安装于机箱的前壁。本实用新型适用于电力系统。
The utility model relates to a circuit breaker test technology, in particular to a portable circuit breaker three-phase non-full-phase action time calibrator. The utility model solves the problems of high work intensity, low work efficiency and large test result error in the existing circuit breaker test method. A portable circuit breaker three-phase non-full-phase action time calibrator, including a chassis, a power supply, a four-channel relay module, a main switch, a reset button, a first LED digital tube timer, a second LED digital tube timer, a first Input terminal, second input terminal, third input terminal, fourth input terminal; among them, the power supply and the four-channel relay module are all installed in the inner cavity of the chassis; the main switch, reset button, the first LED digital tube timer, the second The LED digital tube timer, the first input terminal, the second input terminal, the third input terminal and the fourth input terminal are all installed on the front wall of the case. The utility model is suitable for electric power system.
Description
Technical field
The utility model relates to circuit-breaker testing technology, specifically non-full phase tester actuation time of a kind of portable beaker three-phase.
Background technology
Isolating switch, in actual motion, if non-full the action mutually of the three-phase of isolating switch exceeded schedule time tripping or actuation time, just can cause non full phases operation of line, has a strong impact on the safe and stable operation of electric system thus.Therefore,, in order to ensure the safe and stable operation of electric system, need to test actuation time the non-full phase of the three-phase of isolating switch in advance.Under prior art condition; carrying out the method that above-mentioned test adopts is that the tripping operation contact of non-three-phase of the isolating switch full phase time relay is drawn; and access in reaying protection test equipment; then by the actual non-full phase fault of reaying protection test equipment simulating, calculate thus the non-full phase of the three-phase of isolating switch actuation time.Practice shows, existing test method is because self principle is limit, and has that working strength is large, an inefficiency, problem that test findings error is large.Specifically be described below: one, carry out in process in test, testing crew need to be removed secondary circuit, and after off-test, testing crew also needs to carry out switch transmission test, causes thus that testing crew working strength is large, inefficiency.Its two, on the impact of actuation time of the non-full phase of three-phase, cause thus test findings error large the actuation time of not considering isolating switch in existing test method.Based on this, be necessary to invent a kind of brand-new circuit breaker testing device, the problems referred to above that exist to solve existing circuit-breaker testing method.
Summary of the invention
Existing circuit-breaker testing method working strength is large in order to solve for the utility model, inefficiency, problem that test findings error is large, provides a kind of portable beaker three-phase non-full phase tester actuation time.
The utility model is to adopt following technical scheme to realize: non-full phase tester actuation time of a kind of portable beaker three-phase, comprises cabinet, power supply, four-way relay module, main switch, involution button, a LED charactron timer, the 2nd LED charactron timer, first input end, the second input terminal, the 3rd input terminal, four-input terminal; Wherein, power supply, four-way relay module are all installed on the inner chamber of cabinet; Main switch, involution button, a LED charactron timer, the 2nd LED charactron timer, first input end, the second input terminal, the 3rd input terminal, four-input terminal are all installed on the antetheca of cabinet; The positive power source terminal of the one LED charactron timer, the positive power source terminal of the 2nd LED charactron timer are all connected with the positive output end of power supply; The negative power end of the one LED charactron timer, the negative power end of the 2nd LED charactron timer are all connected with the negative output terminal of power supply by main switch; Two control signal input ends of the one LED charactron timer are connected in series with second group of normally closed contact by four-way relay module and the 4th group of normally opened contact the series arm two ends that form respectively and are connected; Two control signal input ends of the 2nd LED charactron timer are connected in series with first group of normally closed contact by four-way relay module and the 3rd group of normally opened contact the series arm two ends that form respectively and are connected; Two slot signal input ends of the one LED charactron timer are connected with the two ends of involution button respectively; Two slot signal input ends of the 2nd LED charactron timer are connected with the two ends of involution button respectively; First input end is connected with the 3rd group of coil and the 4th group of coil of four-way relay module respectively; The second input terminal is connected with second group of coil of four-way relay module; The 3rd input terminal is connected with first group of coil of four-way relay module; Four-input terminal is connected with the positive output end of power supply.
When use, as shown in Figure 3, by isolating switch A phase trip position spare contact two ends and four-input terminal sub-connection sub with first input end respectively.By isolating switch B phase trip position spare contact two ends respectively with the second input terminal and four-input terminal sub-connection.By isolating switch C phase trip position spare contact two ends respectively with the 3rd input terminal and four-input terminal sub-connection.Concrete use procedure is as follows: first, closed main switch, power supply is thus to a LED charactron timer and the power supply of the 2nd LED charactron timer.Then, the A of realistic simulation isolating switch trips mutually, isolating switch A phase trip position spare contact closure, the 3rd group of coil of four-way relay module and the 4th group of coil all electric, the 3rd group of normally opened contact and the 4th group of normally opened contact of four-way relay module are all closed.Now, two control signal input ends of a LED charactron timer are connected, and a LED charactron timer starts timing thus.Meanwhile, two control signal input ends of the 2nd LED charactron timer are connected, and the 2nd LED charactron timer starts timing thus.Now, it is inconsistent that the non-full phase time relay of three-phase monitors three phase positions, tripping B phase, C phase after the constant time lag of setting.Isolating switch B phase trip position spare contact closure, second group of coil of four-way relay module obtains electric, and second group of normally closed contact of four-way relay module disconnects.Now, two control signal input ends of a LED charactron timer disconnect, and a LED charactron timer stops timing thus, the time of a LED charactron timer shows is A trip mutually after B time of tripping mutually.Isolating switch C phase trip position spare contact closure, first group of coil of four-way relay module obtains electric, and first group of normally closed contact of four-way relay module disconnects.Now, two control signal input ends of the 2nd LED charactron timer disconnect, and the 2nd LED charactron timer stops timing thus, the time of the 2nd LED charactron timer shows is A trip mutually after C time of tripping mutually.Shown two times (A trip mutually after B time of tripping mutually trip mutually with A after C time of tripping mutually) in, that long time of time is the non-full phase of actual three-phase actuation time, the actuation time that this time has comprised isolating switch, therefore the actuation time that the test findings obtaining has fully taken into account isolating switch is on the impact of actuation time of the non-full phase of three-phase.Finally, press involution button, two slot signal input ends of a LED charactron timer are connected, and a LED charactron timer carries out zero clearing thus.Meanwhile, two slot signal input ends of the 2nd LED charactron timer are connected, and the 2nd LED charactron timer carries out zero clearing thus.Based on said process, compared with existing circuit-breaker testing method, the non-full phase tester actuation time tool of a kind of portable beaker three-phase described in the utility model has the following advantages: one, non-full phase tester actuation time of a kind of portable beaker three-phase described in the utility model carries out in process without secondary circuit is removed in test, and after off-test without carrying out switch transmission test, and only need be by isolating switch A, B, C three-phase trip position spare contact access first-tri-input terminals, can test actuation time the non-full phase of the three-phase of isolating switch, effectively reduce thus the working strength of testing crew, effectively improve work efficiency.They are two years old, non-full phase tester actuation time of a kind of portable beaker three-phase described in the utility model starts timing from A trips mutually, until three-phase just stops timing after all tripping, on the impact of actuation time of the non-full phase of three-phase, effectively reduced thus the error of test findings its actuation time that has taken into full account isolating switch.In sum, non-full phase tester actuation time of a kind of portable beaker three-phase described in the utility model is by adopting brand new, efficiently solves that existing circuit-breaker testing method working strength is large, inefficiency, problem that test findings error is large.
The utility model is rational in infrastructure, it is ingenious to design, and efficiently solves that existing circuit-breaker testing method working strength is large, inefficiency, problem that test findings error is large, is applicable to electric system.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Fig. 2 is external structure schematic diagram of the present utility model.
Fig. 3 is use state reference map of the present utility model.
In figure: 1-cabinet, 2-power supply, 3-four-way relay module, 4-main switch, 5-involution button, 6-the one LED charactron timer, 7-the 2nd LED charactron timer, 8-first input end, 9-the second input terminal, 10-the 3rd input terminal, 11-four-input terminal, 12-isolating switch A phase trip position spare contact, 13-isolating switch B phase trip position spare contact, 14-isolating switch C phase trip position spare contact.
Embodiment
Non-full phase tester actuation time of a kind of portable beaker three-phase, comprises cabinet 1, power supply 2, four-way relay module 3, main switch 4, involution button 5, a LED charactron timer 6, the 2nd LED charactron timer 7, first input end 8, the second input terminal 9, the 3rd input terminal 10, four-input terminal 11;
Wherein, power supply 2, four-way relay module 3 are all installed on the inner chamber of cabinet 1; Main switch 4, involution button 5, a LED charactron timer 6, the 2nd LED charactron timer 7, first input end 8, the second input terminal 9, the 3rd input terminal 10, four-input terminal 11 are all installed on the antetheca of cabinet 1;
The positive power source terminal of the one LED charactron timer 6, the positive power source terminal of the 2nd LED charactron timer 7 are all connected with the positive output end of power supply 2; The negative power end of the one LED charactron timer 6, the negative power end of the 2nd LED charactron timer 7 are all connected with the negative output terminal of power supply 2 by main switch 4;
Two control signal input ends of the one LED charactron timer 6 are connected in series with second group of normally closed contact by four-way relay module 3 and the 4th group of normally opened contact the series arm two ends that form respectively and are connected; Two control signal input ends of the 2nd LED charactron timer 7 are connected in series with first group of normally closed contact by four-way relay module 3 and the 3rd group of normally opened contact the series arm two ends that form respectively and are connected; Two slot signal input ends of the one LED charactron timer 6 are connected with the two ends of involution button 5 respectively; Two slot signal input ends of the 2nd LED charactron timer 7 are connected with the two ends of involution button 5 respectively;
First input end 8 is connected with the 3rd group of coil and the 4th group of coil of four-way relay module 3 respectively; The second input terminal 9 is connected with second group of coil of four-way relay module 3; The 3rd input terminal 10 is connected with first group of coil of four-way relay module 3; Four-input terminal 11 is connected with the positive output end of power supply 2.
When concrete enforcement, power supply 2 adopts Voltaic battery.The one LED charactron timer 6, the 2nd LED charactron timer 7 all adopt UM5410 type LED charactron timer.
Claims (1)
1. non-full phase tester actuation time of portable beaker three-phase, is characterized in that: comprise cabinet (1), power supply (2), four-way relay module (3), main switch (4), involution button (5), a LED charactron timer (6), the 2nd LED charactron timer (7), first input end (8), the second input terminal (9), the 3rd input terminal (10), four-input terminal (11);
Wherein, power supply (2), four-way relay module (3) are all installed on the inner chamber of cabinet (1); Main switch (4), involution button (5), a LED charactron timer (6), the 2nd LED charactron timer (7), first input end (8), the second input terminal (9), the 3rd input terminal (10), four-input terminal (11) are all installed on the antetheca of cabinet (1);
The positive power source terminal of the one LED charactron timer (6), the positive power source terminal of the 2nd LED charactron timer (7) are all connected with the positive output end of power supply (2); The negative power end of the one LED charactron timer (6), the negative power end of the 2nd LED charactron timer (7) are all connected with the negative output terminal of power supply (2) by main switch (4);
Two control signal input ends of the one LED charactron timer (6) are connected in series with second group of normally closed contact by four-way relay module (3) and the 4th group of normally opened contact the series arm two ends that form respectively and are connected; Two control signal input ends of the 2nd LED charactron timer (7) are connected in series with first group of normally closed contact by four-way relay module (3) and the 3rd group of normally opened contact the series arm two ends that form respectively and are connected; Two slot signal input ends of the one LED charactron timer (6) are connected with the two ends of involution button (5) respectively; Two slot signal input ends of the 2nd LED charactron timer (7) are connected with the two ends of involution button (5) respectively;
First input end (8) is connected with the 3rd group of coil and the 4th group of coil of four-way relay module (3) respectively; The second input terminal (9) is connected with second group of coil of four-way relay module (3); The 3rd input terminal (10) is connected with first group of coil of four-way relay module (3); Four-input terminal (11) is connected with the positive output end of power supply (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420363115.2U CN203930006U (en) | 2014-07-03 | 2014-07-03 | Non-full phase tester actuation time of a kind of portable beaker three-phase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420363115.2U CN203930006U (en) | 2014-07-03 | 2014-07-03 | Non-full phase tester actuation time of a kind of portable beaker three-phase |
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| Publication Number | Publication Date |
|---|---|
| CN203930006U true CN203930006U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420363115.2U Expired - Lifetime CN203930006U (en) | 2014-07-03 | 2014-07-03 | Non-full phase tester actuation time of a kind of portable beaker three-phase |
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| CN (1) | CN203930006U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104062580A (en) * | 2014-07-03 | 2014-09-24 | 国网山西省电力公司晋城供电公司 | Portable breaker three-phase open phase actuation time calibrator |
| CN112881832A (en) * | 2021-01-15 | 2021-06-01 | 国网山西省电力公司晋城供电公司 | Relay protection circuit calibration system |
-
2014
- 2014-07-03 CN CN201420363115.2U patent/CN203930006U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104062580A (en) * | 2014-07-03 | 2014-09-24 | 国网山西省电力公司晋城供电公司 | Portable breaker three-phase open phase actuation time calibrator |
| CN104062580B (en) * | 2014-07-03 | 2016-08-17 | 国网山西省电力公司晋城供电公司 | A kind of portable beaker three-phase non-three phase tester movement time |
| CN112881832A (en) * | 2021-01-15 | 2021-06-01 | 国网山西省电力公司晋城供电公司 | Relay protection circuit calibration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141105 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |