CN205248174U - Outdoor vacuum circuit breaker - Google Patents
Outdoor vacuum circuit breaker Download PDFInfo
- Publication number
- CN205248174U CN205248174U CN201520906647.0U CN201520906647U CN205248174U CN 205248174 U CN205248174 U CN 205248174U CN 201520906647 U CN201520906647 U CN 201520906647U CN 205248174 U CN205248174 U CN 205248174U
- Authority
- CN
- China
- Prior art keywords
- insulating cylinder
- circuit breaker
- breaker
- upper portion
- box
- 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
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model relates to an outdoor vacuum circuit breaker, including the box, box one side is equipped with a deciliter indicating device, brake handle, wiring plug, be equipped with permanent magnetism operating device in the box, keep apart the main shaft and stretch out the box is outer and connect operating handle, the upper end interval of box is predetermine the same distance and is equipped with three circuit breaker, the circuit breaker upper end is equipped with the leading -out terminal wiring board respectively, the circuit breaker is connected one respectively and is kept apart the blade, keep apart the other end of blade and connect the insulator to connect inlet wire terminated line board, keep apart the blade and connect insulating pull rod, the outside of insulator is equipped with current transformer, the circuit breaker divide into upper portion insulating cylinder and lower part insulating cylinder two parts, the upper portion insulating cylinder be connected through soft connection mechanism with the lower part insulating cylinder. The utility model discloses a permanent magnetism operating device provides the confining force, makes the switch keep having reduced the mechanical parts use in the position of opening and shutting, and the mechanical transmission chain is short, has improved switch reliability and mechanical durability.
Description
Technical field
The utility model belongs to breaker technical field, is specifically related to a kind of outdoor vacuum circuit breaker.
Background technology
Outdoor high-voltage vacuum vacuum circuit breaker is the control protection equipment in rated voltage 24KV, 50HZ AC three-phase high voltage distribution network. Be mainly used in breaking, closing load current, overload current and short circuit current in power circuit, be applicable to be used as in transformer station and industrial and mining enterprises' distribution system to protect and control. Recently, along with the continuous expansion of China's urban distribution network and the rapid growth of power load, simultaneously for rural power grids supply line head, feature that line loss is large, original 10kV electric pressure distribution has been difficult to meet power reguirements, exposes gradually the weakness such as its power supply distance is excessive, line loss per unit is high, quality of voltage is difficult to meet the requirements. And the power supply of employing 20kV electric pressure has a series of advantages such as increasing the construction cost of power supply capacity, guarantee quality of voltage, the electric energy loss of reduction electrical network, saving electrical network. So adopt the power supply of 20kV voltage distribution grade to be the inexorable trend of development, imperative. But existing outdoor vacuum circuit breaker operating mechanism complexity can not meet the requirement of circuit.
Utility model content
The purpose of this utility model is to solve above-mentioned technical problem and a kind of outdoor vacuum circuit breaker is provided.
For achieving the above object, the utility model adopts following technical scheme:
A kind of outdoor vacuum circuit breaker, comprise rectangular-shaped casing, described casing one side is provided with a deciliter indicating device, separating brake handle, connection plug, in described casing, be provided with permanent-magnet operating mechanism, isolation main shaft stretches out the outer also attended operation handle of described casing, the default identical distance in interval, upper end of described casing is provided with three breakers, described breaker upper end is respectively equipped with leading-out terminal terminal plate, described breaker connects respectively an isolation blade, the other end connecting insulator of described isolation blade, and connect end of incoming cables terminal plate, described isolation blade connects insulated tension pole, the outside of described insulator is provided with current transformer, described breaker is divided into upper portion insulating cylinder and bottom insulating cylinder two parts, and described upper portion insulating cylinder is connected by flexible connection mechanism with bottom insulating cylinder, in the upper portion insulating cylinder of described breaker, is provided with arc-chutes.
The center distance of described three breakers is 340mm.
The both sides, lower end of described casing are provided with the installing plate with bolt hole.
The utility model outdoor vacuum circuit breaker is by comprising rectangular-shaped casing, described casing one side is provided with a deciliter indicating device, separating brake handle, connection plug, in described casing, be provided with permanent-magnet operating mechanism, isolation main shaft stretches out the outer also attended operation handle of described casing, the default identical distance in interval, upper end of described casing is provided with three breakers, described breaker upper end is respectively equipped with leading-out terminal terminal plate, described breaker connects respectively an isolation blade, the other end connecting insulator of described isolation blade, and connect end of incoming cables terminal plate, described isolation blade connects insulated tension pole, the outside of described insulator is provided with current transformer, described breaker is divided into upper portion insulating cylinder and bottom insulating cylinder two parts, described upper portion insulating cylinder is connected by flexible connection mechanism with bottom insulating cylinder, in the upper portion insulating cylinder of described breaker, be provided with arc-chutes, make structure more compact, and indicated number is obvious, particularly provides confining force by permanent-magnet operating mechanism, make switch remain on folding position, reduced the use of mechanical part, mechanical drive train is short, has greatly improved reliability and the mechanical life of switch.
Brief description of the drawings
Fig. 1 looks schematic diagram for the master of the outdoor vacuum circuit breaker that the utility model embodiment provides;
Figure 2 shows that the schematic side view of the outdoor vacuum circuit breaker that the utility model embodiment provides
In figure: 1 is operating grip, 2 is isolation main shaft, and 3 is separating brake handle, and 4 is a deciliter indicating device, and 5 is connection plug, 6 is current transformer, and 7 is insulator, and 8 is isolating frame, and 9 is insulated tension pole, 10 is end of incoming cables terminal plate, and 11 is isolation blade, and 12 is leading-out terminal terminal plate, and 13 is breaker.
Detailed description of the invention
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but the utility model is not limited to listed embodiment.
Shown in Figure 1, a kind of outdoor vacuum circuit breaker, comprise rectangular-shaped casing, described casing one side is provided with deciliter indicating device 4, separating brake handle 3, connection plug 5, in described casing, be provided with permanent-magnet operating mechanism, isolation main shaft 2 stretches out the outer also attended operation handle 1 of described casing, the default identical distance in interval, upper end of described casing is provided with three breakers 13, described breaker upper end is respectively equipped with leading-out terminal terminal plate 12, described breaker connects respectively an isolation blade 11, the other end connecting insulator 7 of described isolation blade, and connect end of incoming cables terminal plate 10, described isolation blade connects insulated tension pole 9, the outside of described insulator is provided with current transformer 7, between described breaker and insulator, bottom is provided with isolating frame 8, described breaker is divided into upper portion insulating cylinder and two parts of bottom insulating cylinder, described upper portion insulating cylinder and bottom insulating cylinder are connected together by flexible connection mechanism, wherein, in the upper portion insulating cylinder of described breaker, be provided with arc-chutes.
Wherein, the center distance of described three breakers is 340mm.
Concrete, the both sides, lower end of described casing are provided with the installing plate with bolt hole.
The utility model outdoor high-voltage alternating-current vacuum breaker is the outdoor switch device that three-phase alternating current 50Hz, rated voltage are 24kV, be applicable to the various loads of different nature of folding and frequent operation occasion, be applicable to power equipment construction and the transformation of city net, rural power grids, mine and railway etc.
The insulation of this breaker is reliable, and electric life is long, non-maintaining, is specially adapted to the requirement in frequent operation place, while being more suitable for the not strong rural power grids of maintenance, the ability of maintenance, install and use, also can be used as the block switch of electrical network, add after cartridge controller, can realize distribution automation.
The utility model is to be applicable to the outdoor high voltage switchgear of China's national situation, has miniaturization, the feature such as non-maintaining, intelligent. This product is pollution-free to surrounding environment simultaneously, is Green Product.
The utility model outdoor vacuum circuit breaker is by comprising rectangular-shaped casing, described casing one side is provided with a deciliter indicating device, separating brake handle, connection plug, in described casing, be provided with permanent-magnet operating mechanism, isolation main shaft stretches out the outer also attended operation handle of described casing, the default identical distance in interval, upper end of described casing is provided with three breakers, described breaker upper end is respectively equipped with leading-out terminal terminal plate, described breaker connects respectively an isolation blade, the other end connecting insulator of described isolation blade, and connect end of incoming cables terminal plate, described isolation blade connects insulated tension pole, the outside of described insulator is provided with current transformer, described breaker is divided into upper portion insulating cylinder and bottom insulating cylinder two parts, described upper portion insulating cylinder is connected by flexible connection mechanism with bottom insulating cylinder, in the upper portion insulating cylinder of described breaker, be provided with arc-chutes, make structure more compact, and indicated number is obvious, particularly provides confining force by permanent-magnet operating mechanism, make switch remain on folding position, reduced the use of mechanical part, mechanical drive train is short, has greatly improved reliability and the mechanical life of switch.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. an outdoor vacuum circuit breaker, it is characterized in that, comprise rectangular-shaped casing, described casing one side is provided with a deciliter indicating device, separating brake handle, connection plug, in described casing, be provided with permanent-magnet operating mechanism, isolation main shaft stretches out the outer also attended operation handle of described casing, the default identical distance in interval, upper end of described casing is provided with three breakers, described breaker upper end is respectively equipped with leading-out terminal terminal plate, described breaker connects respectively an isolation blade, the other end connecting insulator of described isolation blade, and connect end of incoming cables terminal plate, described isolation blade connects insulated tension pole, the outside of described insulator is provided with current transformer, described breaker is divided into upper portion insulating cylinder and bottom insulating cylinder two parts, and described upper portion insulating cylinder is connected by flexible connection mechanism with bottom insulating cylinder, in the upper portion insulating cylinder of described breaker, is provided with arc-chutes, the center distance of described three breakers is 340mm.
2. outdoor vacuum circuit breaker according to claim 1, is characterized in that, the both sides, lower end of described casing are provided with the installing plate with bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906647.0U CN205248174U (en) | 2015-11-13 | 2015-11-13 | Outdoor vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906647.0U CN205248174U (en) | 2015-11-13 | 2015-11-13 | Outdoor vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205248174U true CN205248174U (en) | 2016-05-18 |
Family
ID=55947253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520906647.0U Expired - Fee Related CN205248174U (en) | 2015-11-13 | 2015-11-13 | Outdoor vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205248174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710956A (en) * | 2015-11-13 | 2017-05-24 | 中豪（天津）电力设备制造有限公司 | Outdoor vacuum circuit breaker |
-
2015
- 2015-11-13 CN CN201520906647.0U patent/CN205248174U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710956A (en) * | 2015-11-13 | 2017-05-24 | 中豪（天津）电力设备制造有限公司 | Outdoor vacuum circuit breaker |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20191113 |