CN201311471Y - Supplementary power automatic input equipment test switch simulator - Google Patents
Supplementary power automatic input equipment test switch simulator Download PDFInfo
- Publication number
- CN201311471Y CN201311471Y CNU2008202300138U CN200820230013U CN201311471Y CN 201311471 Y CN201311471 Y CN 201311471Y CN U2008202300138 U CNU2008202300138 U CN U2008202300138U CN 200820230013 U CN200820230013 U CN 200820230013U CN 201311471 Y CN201311471 Y CN 201311471Y
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- switch
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- latch
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Abstract
The utility model relates to a simulator which can output different combined switch value signals to electric power equipment and satisfy the requirements under equipment detection circumstances, in particular to the supplementary power automatic input equipment test switch simulator. The simulator is characterized in that the simulator comprises a first self-holding relay (ZJ) and a second self-holding relay (KKJ), wherein, one receiving terminal of a resetting coil in the first self-holding relay (ZJ) is connected with a power source (Vcc) through a protecting trip switch (AN1), one receiving terminal of the resetting coil in the second self-holding relay (KKJ) is connected with the power source (Vcc) through a separated brake switch (AN2), and the other receiving terminal of the resetting coil is connected to earth. The simulator can be used as a switch to separate and close positions and imitate the movements of the relay (distinguishing manual separated brake or protecting trip) after closing, the patching is simple, which does not affect the normal operation of the device, the carrying is convenient, which can reduce the failure times of supplementary check.
Description
Technical field
The utility model relates to a kind ofly can export the analogue means of various combination switching value signal to satisfy needs, the especially test switch simulation apparatus for automatic standby power switch equipment under the situations such as Equipment Inspection for power equipment.
Background technology
Standby power supply drops into (abbreviation prepared auto restart) equipment automatically, can detect in case main inlet wire fault tripping master's service entrance switch or main service entrance switch mistake are jumped and not overlap i.e. tripping once more, and the faulty line switch drops into hot reserve line switch automatically, restores electricity fast.
In order to guarantee power supply reliability, guarantee prepared auto restart energy correct operation, prepared auto restart equipment is carried out periodic inspection just become particularly important.In checkout procedure in order to guarantee not decompression of electric substation, often service entrance switch can not full cut-off, and need open the peripheral loop relevant with run switch, avoid having influence on the normal operation of switch, this time run switch switching value (switching value is a kind of digital quantity, its value is 0 or 1, prepared auto restart equipment needs switching value signal such as the position of the switch to judge that the running status of switches throws logic fully to finish it) can't open into to prepared auto restart equipment, artificially the method for short circuit realize opening into, open for a long time, need many people to cooperate into amount.
This kind method needs the staff to open into accurate, open order, open in the angle of incidence cooperate rigorous, but often because of the individual switches amount open into sequencing make mistakes or do not open into etc. reason cause the prepared auto restart equipment can't the follow procedure completion logic, test failure, can only test once more, thereby cause checking time to increase, prolonged prepared auto restart equipment idle time, reduced power supply reliability.
The utility model content
The purpose of this utility model provides a kind of test switch simulation apparatus for automatic standby power switch equipment; this device can carry out deciliter set as switch; can simulation close back actuating of relay situation; and distinguish manual brake separating and still protect tripping operation; effectively reduce the number of times of prepared auto restart UC failure, improved work efficiency.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of test switch simulation apparatus for automatic standby power switch equipment, its special feature is, comprise first latch-in relay and second latch-in relay, these two latch-in relays are twin coil, it respectively carries a pair of output contact, and each is formed by 1 normally closed contact and 1 normally opened contact output contact; Wherein terminals of involution coil connect power supply by a protection trip switch in first latch-in relay, the same terminals of this involution coil also connect power supply by diode and separating brake switch successively, another terminals ground connection of this involution coil, and actuation coil terminals connects power supply by the combined floodgate switch in first latch-in relay, another terminals ground connection of this actuation coil; Wherein terminals of involution coil connect power supply by aforementioned separating brake switch in second latch-in relay, another terminals ground connection of this involution coil, and actuation coil terminals connects power supply by aforementioned combined floodgate switch in second latch-in relay, another terminals ground connection of this actuation coil; Wherein the normally closed contact of first latch-in relay and first light-emitting component are connected between power supply and the ground, and the normally opened contact of first latch-in relay and second light-emitting component are connected between power supply and the ground.
The involution button that can upspring automatically and reset after wherein protecting trip switch, separating brake switch and combined floodgate switch to be to press and decontrol.
Wherein first light-emitting component and second light-emitting component are LED or bulb.
The utility model device can carry out deciliter set as switch, can simulation close back relay (distinguish manual brake separating and still protect tripping operation) action situation, adopt the link mode be connected with prepared auto restart equipment the replacement people open into, can be with the corresponding position of the switch, closing the switching value of back relay position opens into to prepared auto restart equipment, and can closely cooperate with prepared auto restart equipment, can make a response according to prepared auto restart equipment action situation, the respective switch amount is fed back to prepared auto restart equipment, realize switching value automatically switch open into; Wiring is simple, does not influence the normal operation of protective device, and volume is little, easy to carry.
The utility model device can reduce the prepared auto restart verification frequency of failure through probationary certificate, has improved work efficiency, with analog switch replace the people to automatically switch opening into, reduced staff's input, reduced staff's labour intensity.Greatly reduce dangerous point probabilities such as short circuit that human factor causes, malfunction, safeguarded the safe and stable operation of electrical network, reduced prepared auto restart idle time, improved power supply reliability.
Description of drawings
Accompanying drawing 1 is circuit theory diagrams of the present utility model.
Embodiment
Principle of the present utility model and each element realize that function is as follows:
1, combined floodgate switch AN3
Combined floodgate switch AN3 also adopts the involution button, after this button presses down, 1 positively charged, the first latch-in relay ZJ actuation coil, the charged action simultaneously of the second latch-in relay KKJ actuation coil at this moment, their pairing normal opened contact closure (normally opened contact closures, charged the lighting of the second light-emitting component HD (red light)), these corresponding contacts can be introduced prepared auto restart equipment come analog switch closing position, hand close switching value open into.
This function is used to simulate actual switch closing by hand state.
2, protection trip switch AN1
Protection trip switch AN1 adopts the involution button; after this button presses down; junction closure; unclamp back involution disconnection automatically; after protection trip switch AN1 presses down; 3 positively chargeds; first latch-in relay ZJ (analog switch) the involution coil afterbody ground connection (or negative electricity); voltage acts on involution coil two ends; the involution coil motion; corresponding normally closed contact closure (the normally closed contact ZJ1 closure of the first latch-in relay ZJ, charged the lighting of the first light-emitting component LD (green light)) can be introduced its spare contact prepared auto restart equipment simulating switch trip position.
Because diode D oppositely ends; positive electricity can't arrive 2 points; the second latch-in relay KKJ (the back relay is closed in simulation) involution coil can't obtain positive electricity; so the second latch-in relay KKJ keeps virgin state; its contact keeps ortho states; this function does not drive when being used for simulating the real protection tripping operation and closes the back relay status, is used for distinguishing protection tripping operation or manual brake separating.
3, separating brake switch AN2
Separating brake switch AN2 also adopts the involution button, after this button presses down, 2 positively chargeds, because diode (D) forward conduction, 3 also positively chargeds, the first latch-in relay ZJ involution coil, the charged action simultaneously of the second latch-in relay KKJ involution coil at this moment, their pairing normally closed contact closures (first latch-in relay ZJ closure, charged the lighting of the first light-emitting component LD (green light)), these corresponding contacts can be introduced prepared auto restart equipment come analog switch trip position, hand divide the latch switch amount open into.
This function is used to simulate actual switch manual brake separating state.
4, the first latch-in relay ZJ
The first latch-in relay ZJ is for driving the latch-in relay of doing with the involution coil; operating voltage is the 220V DC voltage; when the charged normal opened contact closure of its actuation coil; can insert prepared auto restart protective device analog switch and close the position; when the charged normally closed contact closure of its involution coil; can insert prepared auto restart protective device analog switch and divide the position, be used for the analog switch running status.
5, the second latch-in relay KKJ
The second latch-in relay KKJ is for driving the latch-in relay of doing with the involution coil; operating voltage is the 220V DC voltage; when charged its normal opened contact closure of its actuation coil; can insert prepared auto restart protective device simulation closing by hand close the back actuating of relay open into; when the charged normally closed contact closure of its involution coil; can insert prepared auto restart protective device simulation manual brake separating close back relay involution open into, be used for simulation and close follow-up electrical work state, distinguishing switch is through protection tripping operation or manual brake separating.
6, diode D
Diode D is withstand voltage greater than the 220V DC voltage, and its characteristic is a forward conduction, and 3 positive electricity seal in 2 points when being used for preventing simulation protection tripping operation.
7, the first light-emitting component LD
Green light is lighted green light when the 220V DC voltage acts on its two ends, be used for simulating indicator cock and jump the position.
8, the second light-emitting component HD
Red light is lighted when the 220V DC voltage acts on its two ends and is glowed, and is used for simulating indicator cock and closes the position.
For protecting this device, near power Vcc and ground wiring, switch and protective tube are installed also.
Claims (3)
1, a kind of test switch simulation apparatus for automatic standby power switch equipment is characterized in that:
Comprise first latch-in relay (ZJ) and second latch-in relay (KKJ), these two latch-in relays are twin coil, and it respectively carries a pair of output contact, and each is formed by 1 normally closed contact and 1 normally opened contact output contact;
Wherein terminals of involution coil connect power supply (Vcc) by a protection trip switch (AN1) in first latch-in relay (ZJ), the same terminals of this involution coil also connect power supply (Vcc) by diode (D) and separating brake switch (AN2) successively, another terminals ground connection of this involution coil, and terminals of actuation coil connect power supply (Vcc) by combined floodgate switch (AN3), another terminals ground connection of this actuation coil in first latch-in relay (ZJ);
Wherein terminals of involution coil connect power supply (Vcc) by aforementioned separating brake switch (AN2) in second latch-in relay (KKJ), another terminals ground connection of this involution coil, and terminals of actuation coil connect power supply (Vcc) by aforementioned combined floodgate switch (AN3), another terminals ground connection of this actuation coil in second latch-in relay (KKJ);
Wherein the normally closed contact (ZJ1) of first latch-in relay (ZJ) and first light-emitting component (LD) are connected between power supply (Vcc) and the ground, and the normally opened contact (ZJ2) of first latch-in relay (ZJ) and second light-emitting component (HD) are connected between power supply (Vcc) and the ground.
2, test switch simulation apparatus for automatic standby power switch equipment as claimed in claim 1 is characterized in that:
The involution button that can upspring automatically and reset after wherein protecting trip switch (AN1), separating brake switch (AN2) and combined floodgate switch (AN3) to be to press and decontrol.
3, test switch simulation apparatus for automatic standby power switch equipment as claimed in claim 1 is characterized in that:
Wherein first light-emitting component (LD) and second light-emitting component (HD) are LED or bulb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202300138U CN201311471Y (en) | 2008-12-12 | 2008-12-12 | Supplementary power automatic input equipment test switch simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202300138U CN201311471Y (en) | 2008-12-12 | 2008-12-12 | Supplementary power automatic input equipment test switch simulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201311471Y true CN201311471Y (en) | 2009-09-16 |
Family
ID=41108729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202300138U Expired - Lifetime CN201311471Y (en) | 2008-12-12 | 2008-12-12 | Supplementary power automatic input equipment test switch simulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201311471Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101430359B (en) * | 2008-12-12 | 2011-03-23 | 宁夏电力公司吴忠供电局 | Test switch simulation apparatus for automatic standby power switch equipment |
| CN103792451A (en) * | 2014-01-29 | 2014-05-14 | 中国能源建设集团广东火电工程总公司 | Detection circuit and instrument for relay protective device protective outlet loop |
| WO2015081835A1 (en) * | 2013-12-04 | 2015-06-11 | 国家电网公司 | Isolator switch comprehensive tester |
-
2008
- 2008-12-12 CN CNU2008202300138U patent/CN201311471Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101430359B (en) * | 2008-12-12 | 2011-03-23 | 宁夏电力公司吴忠供电局 | Test switch simulation apparatus for automatic standby power switch equipment |
| WO2015081835A1 (en) * | 2013-12-04 | 2015-06-11 | 国家电网公司 | Isolator switch comprehensive tester |
| CN103792451A (en) * | 2014-01-29 | 2014-05-14 | 中国能源建设集团广东火电工程总公司 | Detection circuit and instrument for relay protective device protective outlet loop |
| CN103792451B (en) * | 2014-01-29 | 2016-09-28 | 中国能源建设集团广东火电工程总公司 | A kind of relay protection protection exit loop detection circuit and instrument |
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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: 20090916 Effective date of abandoning: 20081212 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20090916 Effective date of abandoning: 20081212 |