CN205195050U - Cubical switchboard of reliable power supply - Google Patents
Cubical switchboard of reliable power supply Download PDFInfo
- Publication number
- CN205195050U CN205195050U CN201521021939.2U CN201521021939U CN205195050U CN 205195050 U CN205195050 U CN 205195050U CN 201521021939 U CN201521021939 U CN 201521021939U CN 205195050 U CN205195050 U CN 205195050U
- Authority
- CN
- China
- Prior art keywords
- room
- circuit breaker
- power supply
- bus
- cabinet
- 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
Abstract
The utility model provides a cubical switchboard of reliable power supply, including the cabinet body, cabinet body back upper portion is the bus -bar room, the preceding upper portion of the cabinet body is the instrument room, and the preceding middle part of the cabinet body is the circuit breaker room, the preceding lower part of the cabinet body is the cable chamber, 110kV owner's inlet wire is connected to bus -bar room, branch's generating line contact head box through female wire sleeve, contact box output connects the input of circuit breaker room circuit breaker, the output of circuit breaker connects current transformer, earthing switch and the part of being qualified for the next round of competitions, installing relay protection component, instrument in the instrument room, monitoring indicator and secondary equipment with electricity, the instrument room is connected with bus -bar room, circuit breaker room, cable chamber. The utility model discloses the high pressure inlet wire is fixed with female wire sleeve, if internal fault electric arc can the restriction accident stretch adjacent cabinet to can ensure the mechanical strength of generating line, installed at the light, by independent storage battery power supply, guaranteed also can detect when the outage, the indoor heating dehumidifier of still installing of circuit breaker reduces insulating device condensation, makes moist.
Description
Technical field
The present invention relates to a kind of power equipment, be specifically related to a kind of switch cubicle of reliable power supply.
Background technology
Switch cubicle (switchcabinet) is a kind of electric equipment, and switch cubicle outside line is introduced into master switch in cabinet, then enters sub-control switch, and each shunt needs to arrange by it.As instrument, automatic control, motor magnetic switch, various A.C. contactors etc., what have also establishes hyperbaric chamber and low-pressure chamber switch cubicle, is provided with high voltage bus, as power plant etc., the low-frequency load reduction be also provided with as protecting capital equipment had.
High-tension switch cabinet is widely used in distribution system, is used as to accept and distribute electric energy.Both can need a part of power equipment input or out of service according to operation, also when power equipment breaks down, faulty component can be excised fast from system, thus the normal operation of no failure part in guarantee electrical network, and the safety of equipment and operating maintenance personnel.Therefore, high-tension switch cabinet is very important controller switching equipment, and its safety, reliability service are of great significance system tool.
Summary of the invention
The purpose of this utility model is to provide a kind of switch cubicle, is mainly applicable to 110kV inlet wire.
The utility model realizes by the following technical solutions: a kind of switch cubicle of reliable power supply, comprises cabinet, and cabinet upper rear portion is bus-bar room, cabinet front upper is control room, and cabinet forward, central part is breaker chamber, cabinet front lower is cable vault; It is characterized in that: the main inlet wire of 110kV is connected to described bus-bar room through bus casing, branch bar contact head box; Contact box exports the input connecing breaker chamber circuit breaker; The cable of output through cable vault of described circuit breaker connects current transformer, earthed switch and outgoing line part; Be provided with relay protection element, instrument, live monitoring indicating device and secondary device in described control room, described control room is connected with bus-bar room, breaker chamber and cable vault respectively by telecommunication cable.
In the utility model one embodiment, separate with insulation division board between each room.
In the utility model one embodiment, in described control room and breaker chamber, all illuminating lamp is installed.
In the utility model one embodiment, in described cable vault, also lightning arrester is installed; Described lightning arrester is connected between circuit breaker and earth bus.
In the utility model one embodiment, a heating and dehumidification device is also installed in described breaker chamber.
Compared with prior art, switch cubicle of the present utility model ensure that the reliability of power supply, and high pressure inlet wire bus casing is fixed, and if there is Internal faults arc, the accident that can limit spreads to adjacent cabinet, and can ensure the mechanical strength of bus; Install at illuminating lamp, powered by self-contained storage battery, ensured also can detect when power-off; One heating and dehumidification device is also installed in breaker chamber, reduces insulating device condensation, make moist.
Accompanying drawing explanation
Fig. 1 is cabinet body structure schematic diagram of the present utility model.
Fig. 2 is internal junction schematic diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Outside line is introduced into master switch in cabinet, then enters sub-control switch, and each shunt needs to arrange by it.As instrument, automatic control, motor magnetic switch, various A.C. contactors etc., what have also establishes hyperbaric chamber and low-pressure chamber switch cubicle, is provided with high voltage bus, as power plant etc., the low-frequency load reduction be also provided with as protecting capital equipment had.
See Fig. 1, the utility model provides a kind of switch cubicle of reliable power supply, comprises cabinet 1, and cabinet upper rear portion is bus-bar room 5, cabinet front upper control room 2, and cabinet forward, central part is circuit breaker 3, and cabinet front lower is cable vault 4.The internal structure of this switch cubicle is see Fig. 2.The main inlet wire of 110kV is connected to described bus-bar room 5 through bus casing 6, branch bar 17 contact head box 8; Contact box 8 exports the input connecing breaker chamber 3 circuit breaker 18; The cable of output through cable vault of described circuit breaker 18 connects current transformer 7, earthed switch 10 and outgoing line part; Be provided with relay protection element, instrument, live monitoring indicating device and secondary device in described control room, described control room is connected with bus-bar room, breaker chamber and cable vault respectively by telecommunication cable.High pressure inlet wire bus casing is fixed, and if there is Internal faults arc, the accident that can limit spreads to adjacent cabinet, and can ensure the mechanical strength of bus;
In the utility model one embodiment, separate with insulation division board 14 between each room.
In the utility model one embodiment, be all provided with illuminating lamp 11 in described control room and breaker chamber, described illuminating lamp 11 is powered by storage battery 12.Install at illuminating lamp, powered by self-contained storage battery, ensured also can detect when power-off.
In the utility model one embodiment, described cable vault is also provided with lightning arrester 15; Described lightning arrester 15 is connected between circuit breaker and earth bus 16.
In the utility model one embodiment, a heating and dehumidification device 13 is also installed in described breaker chamber.Described heating and dehumidification device can ensure indoor seasoning, prevents insulating device from occurring condensation, making moist.
The utility model is applicable to 110kV inlet wire use, belongs to high-tension switch cabinet.It meets five anti-requirements:
1, the vacuum circuit-breaker dolly in high-tension switch cabinet is after test position is closed a floodgate, and dolly circuit breaker cannot enter service position, (preventing on-load from closing a floodgate);
2, the earthing in high-tension switch cabinet is when co-bit, and dolly circuit breaker cannot enter to close a floodgate, (preventing line with ground from closing a floodgate);
3, the vacuum circuit-breaker in high-tension switch cabinet, when combined floodgate work, coils the machinery on the earthing of cabinet back door and the locking of cabinet door, (preventing mistakenly entering charged chamber);
4, the vacuum circuit-breaker in high-tension switch cabinet operationally closes a floodgate, and closing earthing cannot drop into, (preventing charged splice grafting ground wire);
5, the vacuum circuit-breaker in high-tension switch cabinet, when the combined floodgate that works runs, cannot exit the service position of dolly circuit breaker, (preventing on-load broaching tool lock).
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. a switch cubicle for reliable power supply, comprises cabinet, and cabinet upper rear portion is bus-bar room, cabinet front upper is control room, and cabinet forward, central part is breaker chamber, cabinet front lower is cable vault; It is characterized in that: the main inlet wire of 110kV is connected to described bus-bar room through bus casing, branch bar contact head box; Contact box exports the input connecing breaker chamber circuit breaker; The cable of output through cable vault of described circuit breaker connects current transformer, earthed switch and outgoing line part; Be provided with relay protection element, instrument, live monitoring indicating device and secondary device in described control room, described control room is connected with bus-bar room, breaker chamber and cable vault respectively by telecommunication cable.
2. the switch cubicle of reliable power supply according to claim 1, is characterized in that: separate with insulation division board between each room.
3. the switch cubicle of reliable power supply according to claim 1, is characterized in that: be all provided with illuminating lamp in described control room and breaker chamber, and described illuminating lamp is by storage battery power supply.
4. the switch cubicle of reliable power supply according to claim 1, is characterized in that: be also provided with lightning arrester in described cable vault; Described lightning arrester is connected between circuit breaker and earth bus.
5. the switch cubicle of reliable power supply according to claim 1, is characterized in that: be also provided with a heating and dehumidification device in described breaker chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521021939.2U CN205195050U (en) | 2015-12-10 | 2015-12-10 | Cubical switchboard of reliable power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521021939.2U CN205195050U (en) | 2015-12-10 | 2015-12-10 | Cubical switchboard of reliable power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205195050U true CN205195050U (en) | 2016-04-27 |
Family
ID=55788007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521021939.2U Expired - Fee Related CN205195050U (en) | 2015-12-10 | 2015-12-10 | Cubical switchboard of reliable power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205195050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110445017A (en) * | 2019-08-09 | 2019-11-12 | 深圳市奇辉电气有限公司 | Integral type AC power source input module |
-
2015
- 2015-12-10 CN CN201521021939.2U patent/CN205195050U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110445017A (en) * | 2019-08-09 | 2019-11-12 | 深圳市奇辉电气有限公司 | Integral type AC power source input module |
| CN110445017B (en) * | 2019-08-09 | 2023-08-01 | 深圳金奇辉电气有限公司 | Integrated AC power input module |
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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: 20160427 Termination date: 20171210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |