CN201178332Y - Self-throwing test apparatus for standby power source - Google Patents
Self-throwing test apparatus for standby power source Download PDFInfo
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- CN201178332Y CN201178332Y CNU2008200451627U CN200820045162U CN201178332Y CN 201178332 Y CN201178332 Y CN 201178332Y CN U2008200451627 U CNU2008200451627 U CN U2008200451627U CN 200820045162 U CN200820045162 U CN 200820045162U CN 201178332 Y CN201178332 Y CN 201178332Y
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- relay
- closing
- contact
- debugging
- position relay
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Abstract
The embodiment of the utility model discloses a self-closing debugging device of a standby power supply, which comprises a debugging interface and a debugging circuit. The debugging circuit is combined by two two-position relays with magnetic latch. When the debugging circuit receives an on-off indication sent by the debugging device, the two two-position relays with the magnetic latch are started sequentially, and the state of the debugging circuit is output by the contact closure of the two position relays. The self-closing debugging device has the advantages that the self-closing debugging devices have hand-off/ power-off contact output function and the self-closing debugging devices of a plurality of standby power supplies are flexibly combined to visually and conveniently debug the self-closing of the standby power supplies.
Description
Technical field
The utility model relates to the power technology of electric power system, relates in particular to a kind of automatic closing debugging apparatus.
Background technology
In electric power system, usually stand-by power supply to be set in order to improve reliability and to guarantee to the important load uninterrupted power supply, when working power is interrupted, start stand-by power supply and in time drop into, realize uninterrupted power supply.
The inventor finds in creation process of the present invention:
Existing automatic closing debugging apparatus can't realize manually jumping the function of closing the contact; The inner forceful electric power of 110V/200V that adopts is usually powered, and has sizable potential safety hazard; And the design of device home loop is very complicated, is not easy to safeguard and carry.
Summary of the invention
Technical problem to be solved in the utility model is, a kind of automatic closing debugging apparatus is provided, and can provide hand to close/jump the back contact output function, intuitively and easily hauling oneself willingly into of power-supply device is debugged.
In order to solve the problems of the technologies described above, the utility model provides a kind of automatic closing debugging apparatus, comprise, debugging interface and debug circuit, combining of the two-position relay that described debug circuit is kept by two band magnetic, when receiving described debugging interface, start described two two-position relay that band magnetic keeps in succession, and export the state of described debug circuit by the closing of contact of two-position relay to the closing/trip when indication of its transmission.
Implement the utility model, have following beneficial effect:
At first, the automatic closing debugging apparatus that the utility model provides provides hand to close the back contact output function and hand is jumped the back contact output function;
Secondly, the automatic closing debugging apparatus that the utility model provides, its design loop is simple, and major loop only adopts two two-position relay that have the magnetic maintenance just to make up and can finish, output state to debugged apparatus monitors, can make things convenient for and safeguards intuitively;
In a word, the automatic closing debugging apparatus that the utility model provides adopts low-tension supply, and normally 48V has improved safety system, and the scope of application is wide, and volume is little, can realize the multiple compound mode that power-supply device is hauled oneself willingly into easily.
Description of drawings
Fig. 1 is the debugging interface schematic diagram of the automatic closing debugging apparatus that provides of the utility model;
Fig. 2 is the debug circuit schematic diagram of the automatic closing debugging apparatus that provides of the utility model;
Fig. 3 is that the engineering of the automatic closing debugging apparatus that provides of the utility model is used schematic diagram.
Embodiment
Embodiment of the present utility model provides a kind of automatic closing debugging apparatus, this device provides hand to close/jump the back contact output function, intuitively and easily hauling oneself willingly into of power-supply device is debugged.
Referring to Fig. 1, the debugging interface schematic diagram of the automatic closing debugging apparatus that provides for the utility model comprises:
Output contact comprises that the hand of HH1 two-position relay closes the hand jumping back contact of back contact and HH2 two-position relay, normally opened contact and the normally-closed contact of HWJ relay, the normally opened contact of TWJ relay and the normally-closed contact of TWJ of HWJ relay.
The combined floodgate input that the input prepared auto restart closes a floodgate and orders, the tripping operation input of input prepared auto restart trip signal;
For the manually operated combined floodgate button of user, tripping operation button and mains switch;
The indicator light of output index signal.Described indicator light specifically is red light and green light.
Need to prove that the debug circuit of above-mentioned original paper on this user interface and automatic closing debugging apparatus inside has annexation, particularly, referring to Fig. 2, the debug circuit schematic diagram of the automatic closing debugging apparatus that the utility model provides;
As shown in Figure 2, described debug circuit comprises:
Power supply for described debug circuit power supply; After this power supply was handled through charge type transformer transformation by the 220V alternating current, the direct current of the 48V of output hanged down power supply.Need to prove that here only for for example, after this power supply can also be handled through charge type transformer transformation by the 110V alternating current, other condition such as the low power supply of the direct current of the 48V of output produced.
Described debug circuit also comprises: band magnetic keeps HH two-position relay and band magnetic to keep the SWJ two-position relay, described HH two-position relay and SWJ two-position relay and HWJ relay, TWJ relay, and the output contact at described debugging interface, close/trip input, close/trip button and indicator light, close/jump order or hand at prepared auto restart and close/jump under the control of order, form corresponding debugging loop.
Particularly, during combined floodgate button on manually pressing described debugging interface, described power supply starts the closing coil of HH two-position relay through the combined floodgate button, to the negative electricity end; SWJ two-position relay closing coil SWJ1 also starts simultaneously, and after SWJ1 started, the closing of contact started the HWJ relay, lights the indicator light red light simultaneously; After the normally opened contact closure of HWJ relay, the normally-closed contact of TWJ relay is still closing the position; The hand of HH1 two-position relay closes the back contact closure, exports the state of described debug circuit.
During tripping operation button on manually pressing described debugging interface, described power supply starts the breaking coil of HH two-position relay through the combined floodgate button, to the negative electricity end; SWJ two-position relay breaking coil SWJ2 also starts simultaneously, and after SWJ2 started, the closing of contact started the HWJ relay, lights the indicator light green light simultaneously; After the normally opened contact closure of TWJ relay, the normally-closed contact of HWJ relay is still closing the position; The hand of HH2 two-position relay is jumped the back contact closure, exports the state of described debug circuit.
When the combined floodgate input input prepared auto restart combined floodgate order of user interface, the breaking coil SWJ1 that starts the SWJ two-position relay also starts; After SWJ1 started, the closing of contact started the HWJ relay, lights the indicator light red light simultaneously; After the normally opened contact closure of HWJ relay, the normally-closed contact of TWJ relay is still closing the position; The hand of HH1 two-position relay closes the back contact closure, exports the state of described debug circuit.
When the tripping operation input input prepared auto restart trip signal of user interface, the breaking coil SWJ2 that starts the SWJ two-position relay also starts; After SWJ2 started, the closing of contact started the TWJ relay, lights the indicator light green light simultaneously; After the normally opened contact closure of TWJ relay, the normally-closed contact of HWJ relay is still closing the position; The hand of HH2 two-position relay is jumped the back contact closure, exports the state of described debug circuit.
Referring to Fig. 3, the engineering of the automatic closing debugging apparatus that provides for the utility model is used schematic diagram.
In the utility model embodiment, be the engineering application of example explanation automatic closing debugging apparatus with the single-trunk segmental wiring.Only for illustrating, the application of the automatic closing debugging apparatus that the utility model provides is a variety of in addition herein.
As shown in Figure 3, its mode of connection is a sectionalized single busbar connection, and comprises a main equipment and a stand-by equipment, is equipped with throwing equipment between them each other.
Haul oneself willingly into mode, the A-wire power supply, the second line is standby, and block switch is in a state that closes.
Charging modes, a, I bus, the equal three-phase of II bus have pressure, and the second line has line voltage distribution; B, 1DL (the travel line circuit breaker is an A-wire) are in a state that closes, and 2DL (the siding circuit breaker is the second line) is in branch position state; C, tested power supply backup auto-activating device function pressing plate drop into.
Above charge condition satisfies the family simultaneously, charges behind delay time and finishes.
Discharging condition, a, I bus, II bus three-phase all do not have pressure, and A-wire is flowed through to delay time and is discharged; B, second line do not have pressure; C, 2DL (the siding circuit breaker is the second line) are in a state that closes; D, hand are jumped 1DL (the travel line circuit breaker is an A-wire); E, 2DL (the siding circuit breaker is the second line) maintenance; F, block signal input.Course of action, when detecting I, II bus loss of pressure, the A-wire no current, time-delay tripping A-wire 1DL (the travel line circuit breaker is an A-wire), confirm 1DL (the travel line circuit breaker is an A-wire) tripping after, second line 2DL (the siding circuit breaker is the second line) is hauled oneself willingly in time-delay
Need to prove, this is wherein a kind of compound mode just, the device of design can be made up of 6-8 independent automatic closing debugging apparatus, with the 1DL (the travel line circuit breaker is an A-wire) in representative graph 3 wherein, 2DL (the siding circuit breaker is the second line) in representative graph 3, represent MDL (section breaker) for one, promptly can finish power-supply device and haul oneself willingly into supervision in the process.
Above disclosed only is a kind of preferred embodiment of the utility model, certainly can not limit the interest field of the utility model with this, therefore equivalent variations or the multiple combination of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (8)
1, a kind of automatic closing debugging apparatus, comprise, debugging interface and debug circuit, it is characterized in that, combining of the two-position relay that described debug circuit is kept by two band magnetic, when receiving described debugging interface, start described two two-position relay that band magnetic keeps in succession, and export the state of described debug circuit by the closing of contact of two-position relay to the closing/trip when indication of its transmission.
2, automatic closing debugging apparatus as claimed in claim 1 is characterized in that, described debugging interface comprises:
Output contact comprises that the hand of first two-position relay closes the hand jumping back contact of the back contact and first two-position relay, normally opened contact and the normally-closed contact of the 3rd relay, the normally opened contact of the 4th relay and the normally-closed contact of the 4th relay of the 3rd relay;
The combined floodgate input that the input prepared auto restart closes a floodgate and orders, the tripping operation input of input prepared auto restart trip signal;
For the manually operated combined floodgate button of user, tripping operation button and mains switch;
The indicator light of output index signal.
3, automatic closing debugging apparatus as claimed in claim 1 is characterized in that, described debug circuit comprises:
Power supply for described debug circuit power supply;
Band magnetic keeps first two-position relay and band magnetic to keep second two-position relay, the output contact at described first two-position relay and second two-position relay and the 3rd relay, the 4th relay, described debugging interface, close/trip input, close/trip button and indicator light, close/jump order or hand at prepared auto restart and close/jump under the control of order, form corresponding debugging loop.
4, automatic closing debugging apparatus as claimed in claim 2 is characterized in that, during combined floodgate button on manually pressing described debugging interface, described power supply starts the closing coil of first two-position relay through the combined floodgate button, to the negative electricity end; The closing coil of second two-position relay also starts simultaneously, and after closing coil started, the closing of contact started the 3rd relay, lights the indicator light on the loop simultaneously; After the normally opened contact closure of the 3rd relay, the normally-closed contact of the 4th relay is still closing the position; The hand of first two-position relay closes the back contact closure, exports the state of described debug circuit.
5, automatic closing debugging apparatus as claimed in claim 2 is characterized in that, during tripping operation button on manually pressing described debugging interface, described power supply starts the breaking coil of first two-position relay through the combined floodgate button, to the negative electricity end; The second two-position relay breaking coil also starts simultaneously, and after breaking coil started, the closing of contact started the 4th relay, lights the indicator light on the loop simultaneously; After the normally opened contact closure of the 4th relay, the normally-closed contact of the 3rd relay is still closing the position; The hand of first two-position relay is jumped the back contact closure, exports the state of described debug circuit.
6, automatic closing debugging apparatus as claimed in claim 2 is characterized in that, the combined floodgate input input prepared auto restart of user interface closes a floodgate and orders, and the breaking coil that starts second two-position relay also starts; After breaking coil started, the closing of contact started the 3rd relay, lights the indicator light on the loop simultaneously; After the normally opened contact closure of the 3rd relay, the normally-closed contact of the 4th relay is still closing the position; The hand of first two-position relay closes the back contact closure, exports the state of described debug circuit.
7, automatic closing debugging apparatus as claimed in claim 2 is characterized in that, the tripping operation input input prepared auto restart trip signal of user interface, and the breaking coil that starts second two-position relay also starts; After breaking coil started, the closing of contact started the 4th relay, lights the indicator light on the loop simultaneously; After the normally opened contact closure of the 4th relay, the normally-closed contact of the 3rd relay is still closing the position; The hand of first two-position relay is jumped the back contact closure, exports the state of described debug circuit.
8, as each described automatic closing debugging apparatus in the claim 2 to 7, it is characterized in that described power supply is a low-tension supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200451627U CN201178332Y (en) | 2008-03-20 | 2008-03-20 | Self-throwing test apparatus for standby power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200451627U CN201178332Y (en) | 2008-03-20 | 2008-03-20 | Self-throwing test apparatus for standby power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201178332Y true CN201178332Y (en) | 2009-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200451627U Expired - Fee Related CN201178332Y (en) | 2008-03-20 | 2008-03-20 | Self-throwing test apparatus for standby power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201178332Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200559A (en) * | 2011-03-23 | 2011-09-28 | 广东电网公司佛山供电局 | Regional remote spare power source automatic transfer test method and related equipment |
| CN102436773A (en) * | 2011-09-15 | 2012-05-02 | 宁波市鄞州供电局 | Analog circuit breaker |
| CN107202928A (en) * | 2017-06-22 | 2017-09-26 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of automatic throw-in equipment of emergency power supply mimic-disconnecting switch |
-
2008
- 2008-03-20 CN CNU2008200451627U patent/CN201178332Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200559A (en) * | 2011-03-23 | 2011-09-28 | 广东电网公司佛山供电局 | Regional remote spare power source automatic transfer test method and related equipment |
| CN102200559B (en) * | 2011-03-23 | 2013-05-29 | 广东电网公司佛山供电局 | Regional remote spare power source automatic transfer test method and related equipment |
| CN102436773A (en) * | 2011-09-15 | 2012-05-02 | 宁波市鄞州供电局 | Analog circuit breaker |
| CN107202928A (en) * | 2017-06-22 | 2017-09-26 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of automatic throw-in equipment of emergency power supply mimic-disconnecting switch |
| CN107202928B (en) * | 2017-06-22 | 2023-10-20 | 国网辽宁省电力有限公司鞍山供电公司 | Automatic switching-on device analog circuit breaker of standby power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090107 Termination date: 20140320 |