CN203645395U - Quick external power box for power utilization of substation - Google Patents
Quick external power box for power utilization of substation Download PDFInfo
- Publication number
- CN203645395U CN203645395U CN201320749555.7U CN201320749555U CN203645395U CN 203645395 U CN203645395 U CN 203645395U CN 201320749555 U CN201320749555 U CN 201320749555U CN 203645395 U CN203645395 U CN 203645395U
- Authority
- CN
- China
- Prior art keywords
- external power
- power supply
- binding post
- wiring terminal
- knife switch
- Prior art date
- 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
Links
- 230000005611 electricity Effects 0.000 claims description 18
- 238000000819 phase cycle Methods 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Landscapes
- Control Of Eletrric Generators (AREA)
Abstract
The utility model relates to a quick external power box for the power utilization of a substation, and the power box is characterized in that the power box comprises a portable box body; the power box also comprises a first wiring terminal which is a screen-side wiring terminal electrically connected to a distribution board of the substation through a three-phase four-wire system connection method; the power box also comprises a second wiring terminal which is a generator-side wiring terminal, wherein the generator-side wiring terminal is used for electrically connecting with an external power supply; the power box also comprises a connection bus, a first knife switch, and a second knife switch, wherein the first and second knife switches are in series connection with the connection bus; the second wiring terminal, the first wiring terminal and the connection bus are all located in the portable box body; the second knife switch is electrically connected to the second wiring terminal; and the first knife switch is electrically connected to the first wiring terminal. The beneficial effects of the utility model are that any onsite person can enable the external power supply to be connected for the power utilization of the substation during emergency, thereby recovering the power utilization system of the substation at the highest speed through the simplest method.
Description
Technical field
The utility model belongs to transformer station field, relates in particular to a kind of quick external power supply case of institute's electricity consumption that in case of emergency can restore electricity safely and fast.
Background technology
Electric substation is the place that in electric power system, the voltage and current to electric energy converts, concentrates and distribute, additional various device can guarantee the quality of electric energy and the safety of equipment effectively, since coming closely a bit, electric substation's operation of going into operation in a large number, and the power utilization system of each electric substation is different.
Under the emergency having an accident, there is the emergency plan of formulation in Mei Jia electric substation, present emergency plan exports electric power to certain switch on electric screen used after being roughly and starting external power supply, the position of these accesses is not what fix, if circuit wrong can be brought to certain potential safety hazard, after overhauling, the follow-up professional person of needs can determine whether again to access.
In addition, due to unit type difference, and power utilization system is had nothing in common with each other again, therefore after also needing operating personnel to analyze, operate again, electric substation stays cool always during this period, therefore wasted the time, human and material resources, also can bring a large amount of economic losses, also do not have at present product or the method that can address these problems to occur.
Utility model content
For the deficiencies in the prior art, technical problem to be solved in the utility model is to provide the electricity consumption of a kind of institute quick external power supply case, fast, simply by the external power supply that is electrically connected to used, guaranteed the reliability of electricity consumption, security performance has been mentioned lifting.
The technical solution of the utility model is as follows:
The quick external power supply case of a kind of institute's electricity consumption, comprising:
Portable casing;
The first binding post, for screen side terminal, is electrically connected on electric substation's switchboard by three-phase four-wire system connection;
The second binding post is generator side terminal, for being electrically connected with external power supply;
Connect bus, and be positioned at the first knife switch, second knife switch of in connection bus, connecting;
Described the second binding post, the first binding post and connection bus are all positioned at described portable casing, and described the second knife switch is electrically connected on the second binding post, and described the first knife switch is electrically connected on the first binding post.
The above-mentioned quick external power supply case of institute's electricity consumption, also comprises phase-sequence meter, and three slotted lines of described phase-sequence meter are connected with the three-phase power line of described switchboard respectively.
The above-mentioned quick external power supply case of institute's electricity consumption, the bottom welding of described portable casing has strutting piece, and the bottom of this strutting piece is provided with movable pulley.
Further, the quantity of described strutting piece and movable pulley is four.
The beneficial effects of the utility model are:
(1) in the time being in an emergency, any personnel on the scene all can be connected to external power supply institute's electricity consumption fast, thereby recover the power utilization system of transformer station with the fastest speed, the simplest method;
(2) saved more than 80% time than the common mode of connection, for the valuable time has been won in rescue, the recovery of transformer station's miscellaneous equipment;
(3) this device has adopted the conventional interface of institute's electricity consumption;
(4) do not exist the electric substation of hidden danger to adopt wheeled apparatus to interim access.
accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the quick external power supply case of the utility model institute electricity consumption.
In figure:
The portable casing of 1-; 2-the first binding post; 3-the second binding post; 4-the first knife switch; 401-the second knife switch; 5-phase-sequence meter; 6-strutting piece; 7-movable pulley.
Embodiment
Embodiment 1
As shown in Figure 1, the quick external power supply case of a kind of institute electricity consumption, comprising: hollow has the portable casing 1 of container cavity, has the accessory structure for all parts is installed.
First binding post 2, the first binding posts 2 fixing on described portable casing 1 top, for screen side terminal, are electrically connected on electric substation's switchboard by three-phase four-wire system connection, and switchboard is the input of institute of electric substation electricity consumption.
Second binding post 3, the second binding posts 3 fixing in described portable casing 1 bottom are generator side terminal, for being electrically connected with external power supply.
A side at described portable casing 1 is also provided with phase-sequence meter 5, three slotted lines of described phase-sequence meter 5 are connected with the three-phase power line of switchboard respectively, in the time of access external power cord, indicate line attachment whether correct by indicator light and buzzer, when each phase line of three phase mains accesses when correct, indicator light shows green, and the positive phase sequence state in connecting, has guaranteed staff's personal safety and the reliability service of equipment effectively.
Connection bus in portable casing 1 for the second binding post 3, the first binding post 2 and phase-sequence meter 5 in described portable casing 1 are accurately connected, is in series with the first knife switch 4, the second knife switch 402 in described connection bus.
Described the second binding post 3, the first binding post 2 and connection bus are all positioned at described portable casing 1, and described the second knife switch 401 is electrically connected on the second binding post 3, and described the first knife switch 4 is electrically connected on the first binding post 2.
Further, the bottom welding of described portable casing 1 has strutting piece 6, and the bottom of this strutting piece 6 is provided with movable pulley 7, and described strutting piece 6 is four with the quantity of movable pulley 7, and uniform welding is at four degree or four sides of described portable casing 1.Casing 1 bottom is provided with the open slot passing into for external power cord.
When concrete use, described the second binding post 3 is electrically connected with external power supply, in connection procedure, show whether connect accurately by the indicator light on phase-sequence meter 5, the first binding post 2 takes three-phase and four-line method for making to be electrically connected with switchboard, between described the first binding post 2 and described the second binding post 3, be electrically connected with the first knife switch 4 and second knife switch 401 of series connection by being connected bus, in not existing the electric substation of hidden danger, interim access adopts portable access scheme, the indication of following phase-sequence meter 5 is connected the second binding post 3 with external power supply, connect again the first binding post 2 and switchboard, movable pulley 7 has facilitated the movement of portable casing.
Above-described embodiment is only for the utility model creation example is clearly described, and not the utility model is created the restriction of embodiment.For the syntagmatic of each parts is clearly described, above various illustrative parts and annexation thereof are carried out usually describing around its function, to realize which kind of function as for the combination of this parts, the design constraint that depends on specific application and whole device is applied.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all execution modes.All any apparent variations of being extended out within spirit of the present utility model and principle or variation are still among the utility model is created the protection range of claim.
Claims (5)
1. the quick external power supply case of institute's electricity consumption, is characterized in that, comprising:
Portable casing (1);
The first binding post (2), for screen side terminal, is electrically connected on electric substation's switchboard by three-phase four-wire system connection;
The second binding post (3) is generator side terminal, for being electrically connected with external power supply;
Connect bus, and be positioned at the first knife switch (4), second knife switch (401) of in connection bus, connecting;
Described the second binding post (3), the first binding post (2) and connection bus are all positioned at described portable casing (1), described the second knife switch (401) is electrically connected on the second binding post (3), and described the first knife switch (4) is electrically connected on the first binding post (2).
2. the quick external power supply case of institute according to claim 1 electricity consumption, is characterized in that, also comprises phase-sequence meter (5), and three slotted lines of described phase-sequence meter are connected with the three-phase power line of described switchboard respectively.
3. the quick external power supply case of institute according to claim 2 electricity consumption, is characterized in that, the bottom welding of described portable casing has strutting piece (6), and the bottom of this strutting piece is provided with movable pulley (7).
4. the quick external power supply case of institute according to claim 3 electricity consumption, is characterized in that, the quantity of described strutting piece and movable pulley is four.
5. the quick external power supply case of institute according to claim 1 electricity consumption, is characterized in that, described bottom half is provided with the open slot passing into for external power cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320749555.7U CN203645395U (en) | 2013-11-25 | 2013-11-25 | Quick external power box for power utilization of substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320749555.7U CN203645395U (en) | 2013-11-25 | 2013-11-25 | Quick external power box for power utilization of substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203645395U true CN203645395U (en) | 2014-06-11 |
Family
ID=50876616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320749555.7U Expired - Fee Related CN203645395U (en) | 2013-11-25 | 2013-11-25 | Quick external power box for power utilization of substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203645395U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979125A (en) * | 2014-12-04 | 2015-10-14 | 国家电网公司 | Switch disconnector with metal rubber and power equipment manufactured from same |
| CN105000160A (en) * | 2015-08-12 | 2015-10-28 | 上海船舶研究设计院 | Power supply system for ship bow equipment |
-
2013
- 2013-11-25 CN CN201320749555.7U patent/CN203645395U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979125A (en) * | 2014-12-04 | 2015-10-14 | 国家电网公司 | Switch disconnector with metal rubber and power equipment manufactured from same |
| CN105000160A (en) * | 2015-08-12 | 2015-10-28 | 上海船舶研究设计院 | Power supply system for ship bow equipment |
| CN105000160B (en) * | 2015-08-12 | 2017-04-26 | 上海船舶研究设计院 | Power supply system for ship bow equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202975289U (en) | Photovoltaic grid connected inverter automatic testing platform | |
| CN108919002A (en) | A kind of test macro of direct-current charging post | |
| CN205160090U (en) | Incessant little electric wire netting grid -connected interface integrated device of stable state has | |
| CN203491725U (en) | Novel high-reliability UPS | |
| CN203645395U (en) | Quick external power box for power utilization of substation | |
| CN208384025U (en) | A kind of test macro of direct-current charging post | |
| CN204649899U (en) | Small current grounding failure wire selection system in a kind of dispatching of power netwoks | |
| CN204696702U (en) | Grid-connected distribution box | |
| CN202949138U (en) | Low-voltage cable branch box | |
| CN105353181A (en) | Electric power metering device | |
| CN203720224U (en) | Combined temporary utilized power metering box | |
| CN202041612U (en) | Automatic locating device for earth faults of electricity transmission lines | |
| CN204228882U (en) | A kind of winding polarity test checking apparatus of electric power mutual-inductor | |
| CN209389768U (en) | Simple type emergency power supply Quick access device | |
| CN203606421U (en) | Improved current transformer | |
| CN104425849B (en) | Accumulator maintenance instrument, system and accumulator maintenance method | |
| CN207067384U (en) | Electric energy meter detection device | |
| CN203014490U (en) | Intelligent monitor of transformer substation | |
| CN207200380U (en) | A kind of electric energy efficiency monitoring terminal of modularized design | |
| CN206293068U (en) | A kind of low pressure fills table wiring training remote communication devices | |
| CN204992278U (en) | Multi -path intelligent distribution box | |
| CN204794055U (en) | Zero disconnected open phase protection of low pressure power supply system | |
| CN203193269U (en) | Current transformer overvoltage protection device | |
| CN204789868U (en) | Distribution cable electricity status monitoring device | |
| CN202333891U (en) | Transformer substation direct current storage battery online test and nuclear capacity discharge device |
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: 20140611 Termination date: 20201125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |