CN205029235U - Hard magnetic vacuum circuit breaker cubical switchboard - Google Patents
Hard magnetic vacuum circuit breaker cubical switchboard Download PDFInfo
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- CN205029235U CN205029235U CN201520752095.2U CN201520752095U CN205029235U CN 205029235 U CN205029235 U CN 205029235U CN 201520752095 U CN201520752095 U CN 201520752095U CN 205029235 U CN205029235 U CN 205029235U
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- hard magnetic
- vacuum
- vacuum interrupter
- external cable
- circuit breaker
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Abstract
The utility model discloses a hard magnetic vacuum circuit breaker cubical switchboard, including the cabinet body, generating line, external cable and hard magnetic vacuum circuit breaker, the hard magnetic vacuum circuit breaker locate between generating line and the external cable, the hard magnetic vacuum circuit breaker include: the electric installation, it includes leading -out terminal, vacuum interrupter, descends wiring end and insulating boot, vacuum interrupter with it connects to go up the leading -out terminal, down the wiring end with vacuum interrupter connects, insulating shroud is located vacuum interrupter's outside, the operation insulator spindle, its with vacuum interrupter connects, hard magnetic operating device, its through separating brake spring and contact compression spring and the operation insulator spindle is connected, locates the vacuum interrupter below, and hard magnetic drive module, its with hard magnetic operating device connects, magnetic material's magnetism among the control hard magnetic operating device. The utility model discloses a hard magnetic vacuum circuit breaker cubical switchboard easily realizes closing a floodgate. Can realize the accurate phase control of switch.
Description
Technical field
The utility model relates to electric power system field of switch equipment, particularly a kind of Hard Magnetic vacuum breaker switch cabinet.
Background technology
Switch cubicle 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 does not also have 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.The Main Function of switch cubicle (switchgear) carries out generating electricity in electric power system, transmits electricity, in the process of distribution and electric energy conversion, carries out folding, control and protection power consumption equipment.Parts in switch cubicle mainly contain the compositions such as circuit breaker, isolating switch, on-load switch, operating mechanism, instrument transformer and various protective devices.The sorting technique of switch cubicle is a lot, as being divided into withdraw-type switch cabinet and fixed switching cabinet by circuit breaker mounting means; Or according to the difference of cabinet body structure, open type switch cubicle, metal closed switch cabinet and metal enclosed armoured switch cabinet can be divided into; High-tension switch cabinet can be divided into again, Medium Voltage Switchgear and low-tension switch cabinet etc. according to electric pressure difference.Mainly be applicable to various different occasion such as power plant, transformer station, petrochemical industry, metallurgical steel rolling, industry light industry textile industry, industrial enterprise and residential quarters, skyscraper etc.
Magnetic material, according to the complexity of degaussing after magnetization, can be divided into soft magnetic material and retentive material.Easily remove the material of magnetic after magnetization soft magnetic material, be not easy the material of degaussing hard magnetic material.
Circuit breaker refer to the electric current that can close, carry and cut-off under normal loop condition and can close, the switching device of carrying and the electric current under cut-offfing abnormal loop condition in official hour.Circuit breaker can be used to distribute electric energy; infrequently start asynchronous motor; protection is carried out to power circuit and motor etc., can automatic shutdown circuit when serious overload or short circuit and the fault such as under-voltage occur for they, its function is equivalent to Fuse switch and the combination of crossing underheat relay etc.
At home, along with the accelerated development of distribution network construction, for electricity consumption each side, the requirement of the quality of power supply is constantly promoted.In this process, the performance of panel switches also starts constantly to be paid attention to.But China is inreal grasps hard magnetic material and the synchronous phase selection technology of high-voltage intelligent before, this makes China must to the Hard Magnetic circuit breaker of external import costliness.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Utility model content
The purpose of this utility model is to provide a kind of Hard Magnetic vacuum circuit-breaker, thus it is complicated to overcome existing breaker structure, and operating accuracy is low, the shortcoming that switching speed is slow.
For achieving the above object, the utility model provides a kind of Hard Magnetic vacuum breaker switch cabinet, comprise cabinet, bus, external cable and Hard Magnetic vacuum circuit-breaker, described cabinet comprises bus-bar room and external cable room, described bus is positioned at described bus-bar room, described external cable is positioned at external cable room, described Hard Magnetic vacuum circuit-breaker is located between described bus and external cable, described Hard Magnetic vacuum circuit-breaker comprises: electric installation, it comprises leading-out terminal, vacuum interrupter, lower terminals and insulating cover, described vacuum interrupter is connected with described upper leading-out terminal, described lower terminals are connected with described vacuum interrupter, described insulating cover is covered on the outside of described vacuum interrupter, operation insulating bar, it is connected with described vacuum interrupter, Hard Magnetic operating mechanism, it is connected with described operation insulating bar with contact pressure spring by tripping spring, is located at below described vacuum interrupter, and Hard Magnetic driver module, it is connected with described Hard Magnetic operating mechanism, controls the magnetic of magnetic material in Hard Magnetic operating mechanism.
Preferably, in technique scheme, described Hard Magnetic driver module comprises: open circuit protection module, and the magnetizing coil in Hard Magnetic operating mechanism described in it connects, for ending discharge loop work; Magnetize module, and it is connected with described magnetizing coil, injects the pulse current of a forward, keep the magnetic force of described magnetizing coil for timing to magnetizing coil; And control module, it is connected with current foldback circuit and the module data that magnetizes.
Preferably, in technique scheme, described Hard Magnetic driver module also comprises monitoring module, and it is for accessory power supply power down, the improper displacement of auxiliary contact, manual brake separating, with described control module data cube computation.
Compared with prior art, the utility model has following beneficial effect:
(1) Hard Magnetic vacuum breaker switch cabinet of the present utility model, the Hard Magnetic vacuum circuit-breaker in this Hard Magnetic vacuum breaker switch cabinet is magnetized fast by magnetic material in Hard Magnetic driver module control Hard Magnetic operating mechanism and is demagnetized.When switch carries out closing operation, the tension force that mechanism only need overcome sluice separating spring and contact pressure spring just can realize closing operation, and the combined floodgate merit of needs is very little, and switch is easy to realize closing by hand.During separating brake, the quick loss of excitation of magnet, switch has maximum just-off speed.
(2) Hard Magnetic operating mechanism volume is little, and mechanism and vacuum interrupter are independently installed up and down, save intermediate connecting mechanism, are easy to realize combined floodgate zero spring, and can be steady in a long-term.Moreover, switch can realize independent control, and the long-term consistency of switch is fabulous, and the branch wire time error of switch is less than 0.5ms, and the precise phase that can realize switch on-off controls.
Accompanying drawing explanation
Fig. 1 is the structural representation according to Hard Magnetic vacuum breaker switch cabinet of the present invention.
Fig. 2 is the structural representation according to Hard Magnetic vacuum circuit-breaker of the present utility model.
Fig. 3 is the structural representation of the other direction according to Hard Magnetic vacuum circuit-breaker of the present utility model.
Fig. 4 is according to Hard Magnetic driver module connection diagram in Hard Magnetic vacuum circuit-breaker of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection range of the present utility model not by the restriction of embodiment.
Clearly represent unless otherwise other, otherwise in whole specification and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or part, and do not get rid of other element or other part.
As shown in Figures 1 to 4, according to a kind of Hard Magnetic vacuum breaker switch cabinet of the utility model embodiment, comprise cabinet 1, bus 2, external cable 3 and Hard Magnetic vacuum circuit-breaker 4, described cabinet 1 comprises bus-bar room 5 and external cable room 6, described bus 2 is positioned at described bus-bar room 5, described external cable 3 is positioned at external cable room 6, and described Hard Magnetic vacuum circuit-breaker 4 connects between described bus 2 and external cable 3.
Hard Magnetic vacuum circuit-breaker comprises, electric installation 41, it comprises leading-out terminal 411, vacuum interrupter 412, lower terminals 413 and insulating cover 414, vacuum interrupter 412 is connected with upper leading-out terminal 411, lower terminals 413 are connected with vacuum interrupter 412, and insulating cover 414 is covered on the outside of vacuum interrupter 412.Operation insulating bar 42 is connected with vacuum interrupter 412.Hard Magnetic operating mechanism 43 is connected with operation insulating bar 42 with contact pressure spring by tripping spring, is located at below vacuum interrupter 412.Hard Magnetic driver module, itself and Hard Magnetic operating mechanism 43 data cube computation, control the magnetic of magnetic material in Hard Magnetic operating mechanism.Hard Magnetic operating mechanism volume is little, and mechanism and vacuum interrupter are independently installed up and down, save intermediate connecting mechanism, are easy to realize combined floodgate zero spring, and can be steady in a long-term.Moreover, switch can realize three-phase and independently control, and the long-term consistency of switch is fabulous, and the branch wire time error of switch is less than 0.5ms, and the precise phase that can realize switch on-off controls.
Preferably, Hard Magnetic driver module 44 comprises: open circuit protection module 441, and it is connected with the magnetizing coil in Hard Magnetic operating mechanism, for ending discharge loop work.The module that magnetizes 442 is connected with magnetizing coil, injects the pulse current of a forward for timing to magnetizing coil, keeps the magnetic force of magnetizing coil.Control module 443 is connected with current foldback circuit and the module data that magnetizes.Monitoring module 444 for accessory power supply power down, the improper displacement of auxiliary contact, manual brake separating, with control module data cube computation.
The aforementioned description to concrete exemplary of the present utility model is to illustrate and the object of illustration.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present utility model and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present utility model and various different selection and change.Scope of the present utility model is intended to limited by claims and equivalents thereof.
Claims (3)
1. a Hard Magnetic vacuum breaker switch cabinet, it is characterized in that, comprise cabinet, bus, external cable and Hard Magnetic vacuum circuit-breaker, described cabinet comprises bus-bar room and external cable room, described bus is positioned at described bus-bar room, described external cable is positioned at external cable room, and described Hard Magnetic vacuum circuit-breaker is located between described bus and external cable, and described Hard Magnetic vacuum circuit-breaker comprises:
Electric installation, it comprises leading-out terminal, vacuum interrupter, lower terminals and insulating cover, described vacuum interrupter is connected with described upper leading-out terminal, and described lower terminals are connected with described vacuum interrupter, and described insulating cover is covered on the outside of described vacuum interrupter;
Operation insulating bar, it is connected with described vacuum interrupter;
Hard Magnetic operating mechanism, it is connected with described operation insulating bar with contact pressure spring by tripping spring, is located at below described vacuum interrupter; And
Hard Magnetic driver module, it is connected with described Hard Magnetic operating mechanism, controls the magnetic of magnetic material in Hard Magnetic operating mechanism.
2. Hard Magnetic vacuum breaker switch cabinet according to claim 1, is characterized in that, described Hard Magnetic driver module comprises:
Open circuit protection module, it is connected with the magnetizing coil in described Hard Magnetic operating mechanism, for ending discharge loop work;
Magnetize module, and it is connected with described magnetizing coil, injects the pulse current of a forward, keep the magnetic force of described magnetizing coil for timing to magnetizing coil; And
Control module, it is connected with current foldback circuit and the module data that magnetizes.
3. Hard Magnetic vacuum breaker switch cabinet according to claim 2, is characterized in that, described Hard Magnetic driver module also comprises monitoring module, and it is for accessory power supply power down, the improper displacement of auxiliary contact, manual brake separating, with described control module data cube computation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520752095.2U CN205029235U (en) | 2015-09-25 | 2015-09-25 | Hard magnetic vacuum circuit breaker cubical switchboard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520752095.2U CN205029235U (en) | 2015-09-25 | 2015-09-25 | Hard magnetic vacuum circuit breaker cubical switchboard |
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| Publication Number | Publication Date |
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| CN205029235U true CN205029235U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520752095.2U Active CN205029235U (en) | 2015-09-25 | 2015-09-25 | Hard magnetic vacuum circuit breaker cubical switchboard |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952108A (en) * | 2020-07-28 | 2020-11-17 | 云南电网有限责任公司电力科学研究院 | Gas insulation switch cabinet adopting phase selection opening and closing vacuum circuit breaker |
-
2015
- 2015-09-25 CN CN201520752095.2U patent/CN205029235U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952108A (en) * | 2020-07-28 | 2020-11-17 | 云南电网有限责任公司电力科学研究院 | Gas insulation switch cabinet adopting phase selection opening and closing vacuum circuit breaker |
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| GR01 | Patent grant |