CN202854254U - Multifunctional backup self-activating test instrument - Google Patents
Multifunctional backup self-activating test instrument Download PDFInfo
- Publication number
- CN202854254U CN202854254U CN2012205500306U CN201220550030U CN202854254U CN 202854254 U CN202854254 U CN 202854254U CN 2012205500306 U CN2012205500306 U CN 2012205500306U CN 201220550030 U CN201220550030 U CN 201220550030U CN 202854254 U CN202854254 U CN 202854254U
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- CN
- China
- Prior art keywords
- relay
- analog switch
- coil
- latch
- self
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- 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
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- 238000004088 simulation Methods 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to a multifunctional backup self-activating test instrument, which is characterized by comprising an analog switch self-holding relay (ZJ) and an analog post-on self-holding relay (KKJ), wherein the analog switch self-holding relay (ZJ) and the analog post-on self-holding relay (KKJ) are connected in parallel and both provided with an actuating coil and a resetting coil; one end of the resetting coil of the analog switch self-holding relay (ZJ) is connected to a negative electrode of a power supply, the other end is connected to a positive electrode of the power supply through a protective trip button (AN1), and meanwhile, the other end is connected to the positive electrode of the power supply through a diode (D) and an opening button (AN2); one end of the actuating coil of the analog switch self-holding relay (ZJ) is connected to the negative electrode of the power supply, and the other end is connected to the positive electrode of the power supply through a closing button (AN3). A backup self-activating device can be tested after the multifunctional backup self-activating test instrument provided by the utility model is adopted, and the efficiency and the accuracy of monitoring operations are improved while the safety in use is ensured.
Description
Technical field
The utility model relates to a kind of multi-functional prepared auto restart tester.
Background technology
Since more and more higher to the power supply reliability requirement, two loop lines and many go back tos above supply lines possessed, improve reliability at installation inlet wire automatic switching device for subsequent use.Inlet wire automatic throw-in equipment for subsequent use is called for short prepared auto restart, and prepared auto restart need to regularly detect, but does not still have special-purpose proving installation at present.
The utility model content
The utility model provides a kind of multi-functional prepared auto restart tester, guarantees to use safety thereby can test backup auto-activating device.
A kind of multi-functional prepared auto restart tester, its special feature is: all be with analog switch latch-in relay and the simulation of action coil and involution coil to close rear latch-in relay for two that comprise parallel connection, the involution coil one termination power negative pole of analog switch latch-in relay wherein, and its other end also connects positive source by diode and the opening button of series connection when connecing positive source by the trip protection button, the actuation coil one termination power negative pole of analog switch latch-in relay, and its other end connects positive source by switch knob;
Wherein the involution coil one termination power negative pole of rear latch-in relay is closed in simulation, and between the aforementioned opening button of its another termination and the diode, the actuation coil one termination power negative pole of rear latch-in relay is closed in simulation, and its other end connects positive source by aforementioned switch knob;
Wherein two ends connect respectively positive source and power cathode after a pair of normally opened contact of analog switch latch-in relay and a pair of normally closed contact parallel connection.
Wherein a pair of normally opened contact of analog switch latch-in relay and a pair of normally closed contact side is in series with respectively pilot lamp.
Through evidence, adopt multi-functional prepared auto restart tester of the present utility model after, can detect backup auto-activating device, guaranteeing to use efficient and the accuracy that can also improve monitoring in safe.
Description of drawings
Accompanying drawing 1 is circuit theory diagrams of the present utility model;
Accompanying drawing 2 is use view of the present utility model.
Embodiment
As shown in Figure 1, the utility model is a kind of multi-functional prepared auto restart tester, comprise that two bands in parallel move and rear latch-in relay KKJ is closed in analog switch latch-in relay ZJ and the simulation of involution coil, the involution coil one termination power negative pole of analog switch latch-in relay ZJ wherein, and its other end also connects positive source by diode D and the opening button AN2 of series connection when connecing positive source by trip protection button AN1, the actuation coil one termination power negative pole of analog switch latch-in relay ZJ, and its other end connects positive source by switch knob AN3;
Wherein the involution coil one termination power negative pole of rear latch-in relay KKJ is closed in simulation, and between the aforementioned opening button AN2 of its another termination and the diode D, the actuation coil one termination power negative pole of rear latch-in relay KKJ is closed in simulation, and its other end connects positive source by aforementioned switch knob AN3;
Wherein two ends connect respectively positive source and power cathode after a pair of normally opened contact ZJ2 of analog switch latch-in relay ZJ and a pair of normally closed contact ZJ1 parallel connection, and at this a pair of normally opened contact ZJ2 and other pilot lamp, i.e. green light LD and the red light HD of being in series with respectively of a pair of normally closed contact ZJ1.
Each element and practical function are described as follows in the utility model:
1, trip protection button AN1:
Trip protection button AN1 adopts the involution button; after this button presses down; junction closure; unclamp rear automatic resetting and disconnect, after trip protection button AN1 presses down, 3 positively chargeds among Fig. 1; the involution coil afterbody of analog switch latch-in relay ZJ connects negative electricity; voltage acts on the involution coil two ends of analog switch latch-in relay ZJ, involution coil motion, corresponding normally closed contact ZJ1 closed (green light LD is charged to be lighted).Because diode D oppositely ends, positive electricity can't arrive 2 points among Fig. 1, and the involution coil that rear latch-in relay KKJ is closed in simulation can't obtain positive electricity, keeps virgin state so rear latch-in relay KKJ is closed in simulation, and its contact keeps ortho states.
2, opening button AN2:
Opening button AN2 also adopts the involution button, after this button presses down, 2 positively chargeds among Fig. 1, because diode D forward conduction, 3 also positively chargeds among Fig. 1, the simultaneously charged action of involution coil of rear latch-in relay KKJ, their corresponding normally closed contact ZJ1 closed (green light LD is charged to be lighted) are closed in the at this moment involution coil of analog switch latch-in relay ZJ, simulation.
3, switch knob AN3:
Switch knob AN3 also adopts the involution button, after this button presses down, 1 positively charged among Fig. 1, the simultaneously charged action of actuation coil of rear latch-in relay KKJ, their corresponding normally opened contact ZJ2 closed (red light HD is charged to be lighted) are closed in the at this moment actuation coil of analog switch latch-in relay ZJ, simulation.
4, analog switch latch-in relay ZJ:
Analog switch latch-in relay ZJ is the latch-in relay of band action with the involution coil, and operating voltage is the 220V DC voltage, and charged normally opened contact ZJ2 is closed when its actuation coil.Charged normally closed contact ZJ1 is closed when its involution coil.
5, rear latch-in relay KKJ is closed in simulation:
Simulate and close rear latch-in relay KKJ for being with the latch-in relay of action and involution coil, operating voltage is the 220V DC voltage, when charged its normally opened contact of its actuation coil ZJ2 closure.Charged normally closed contact ZJ1 is closed when its involution coil.
6, diode D:
Diode D is withstand voltage greater than the 220V DC voltage, and its characteristic is forward conduction, when being used for preventing from simulating trip protection among Fig. 13 positive electricity seal in 2 points among Fig. 1.
7, green light LD:
When having the 220V DC voltage to act on its two ends, light green light.
8, red light HD:
When having the 220V DC voltage to act on its two ends, light and glow.
Claims (2)
1. multi-functional prepared auto restart tester, it is characterized in that: all be with analog switch latch-in relay (ZJ) and the simulation of action coil and involution coil to close rear latch-in relay (KKJ) for two that comprise parallel connection, the involution coil one termination power negative pole of analog switch latch-in relay (ZJ) wherein, and its other end also connects positive source by diode (D) and the opening button (AN2) of series connection when connecing positive source by trip protection button (AN1), the actuation coil one termination power negative pole of analog switch latch-in relay (ZJ), and its other end connects positive source by switch knob (AN3);
Wherein the involution coil one termination power negative pole of rear latch-in relay (KKJ) is closed in simulation, and between the aforementioned opening button of its another termination (AN2) and the diode (D), the actuation coil one termination power negative pole of rear latch-in relay (KKJ) is closed in simulation, and its other end connects positive source by aforementioned switch knob (AN3);
Wherein a pair of normally opened contact (ZJ2) of analog switch latch-in relay (ZJ) and a pair of normally closed contact (ZJ1) rear two ends in parallel connect respectively positive source and power cathode.
2. a kind of multi-functional prepared auto restart tester as claimed in claim 1 is characterized in that: wherein be in series with respectively pilot lamp by a pair of normally opened contact (ZJ2) of analog switch latch-in relay (ZJ) and a pair of normally closed contact (ZJ1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205500306U CN202854254U (en) | 2012-10-25 | 2012-10-25 | Multifunctional backup self-activating test instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205500306U CN202854254U (en) | 2012-10-25 | 2012-10-25 | Multifunctional backup self-activating test instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202854254U true CN202854254U (en) | 2013-04-03 |
Family
ID=47985437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205500306U Expired - Fee Related CN202854254U (en) | 2012-10-25 | 2012-10-25 | Multifunctional backup self-activating test instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202854254U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105182134A (en) * | 2015-09-16 | 2015-12-23 | 国网福建省电力有限公司 | Verification device for operation logic and switching tripping and closing time-delay fixed value of spare power automatic switching device |
| CN112327153A (en) * | 2020-11-02 | 2021-02-05 | 国网山东省电力公司临朐县供电公司 | Spare power automatic switching analog circuit breaker test device and use method |
-
2012
- 2012-10-25 CN CN2012205500306U patent/CN202854254U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105182134A (en) * | 2015-09-16 | 2015-12-23 | 国网福建省电力有限公司 | Verification device for operation logic and switching tripping and closing time-delay fixed value of spare power automatic switching device |
| CN105182134B (en) * | 2015-09-16 | 2018-09-18 | 国网福建省电力有限公司 | A kind of prepared auto restart action logic and switch breaker tripping and closing are delayed definite value verifying attachment |
| CN112327153A (en) * | 2020-11-02 | 2021-02-05 | 国网山东省电力公司临朐县供电公司 | Spare power automatic switching analog circuit breaker test device and use method |
| CN112327153B (en) * | 2020-11-02 | 2022-08-23 | 国网山东省电力公司临朐县供电公司 | Use method of spare power automatic switching analog circuit breaker test device |
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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 |
Granted publication date: 20130403 Termination date: 20141025 |
|
| EXPY | Termination of patent right or utility model |