CN203674127U - Switchgear breaker opening system - Google Patents
Switchgear breaker opening system Download PDFInfo
- Publication number
- CN203674127U CN203674127U CN201320891300.4U CN201320891300U CN203674127U CN 203674127 U CN203674127 U CN 203674127U CN 201320891300 U CN201320891300 U CN 201320891300U CN 203674127 U CN203674127 U CN 203674127U
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- CN
- China
- Prior art keywords
- electromagnet
- key operated
- breaker
- magnetic key
- operated lock
- 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 - Lifetime
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- 229910018503 SF6 Inorganic materials 0.000 description 1
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- 238000005422 blasting Methods 0.000 description 1
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- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
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Images
Abstract
The utility model discloses a switchgear breaker opening system which comprises a circuit breaker, an electromagnet mechanism and a magnetic locking mechanism. The circuit breaker is fixedly arranged on a switchgear and provided with an opening mechanism, the electromagnet mechanism is fixedly arranged on a panel of the switchgear, and the electromagnet mechanism and the opening mechanism are arranged in a coupled manner; the electromagnet mechanism is connected with a switching device via a lead; and the magnetic locking mechanism is connected with the electromagnet mechanism, and attached onto the panel of the switchgear. According to the utility model, the electromagnet mechanism matches the opening mechanism of the circuit breaker, and is fixedly connected with the magnetic locking structure, and the magnetic locking mechanism is electrified to generate magnetic attraction to fix the electromagnet mechanism on the switchgear, so that under the condition that the circuit breaker of the switchgear cannot be opened via remote control, the electrification state of the electromagnet mechanism is controlled to open the circuit breaker, and thus, operators are avoided from personal risk of directly operating the circuit breaker.
Description
Technical field
The utility model relates to the supporting device for switching technical field of mains supply, especially relates to a kind of breaker of switch cabinet brake-dividing system.
Background technology
At present, the circuit breaker of the 10kV～35kV of transformer station switch cubicle is mainly divided into the types such as sulfur hexafluoride breaker, oil circuit breaker, vacuum circuit-breaker by dielectric, no matter which kind of type all exists the risk of blast in the process of divide-shut brake cut-out load current, blast likely produces the harm such as electric arc burn, electric shock, toxic gas leakage.Therefore power industry safety regulations provides against the breaking-closing operating that carries out on the spot circuit breaker, avoids blasting personnel being damaged in local operation process.
But, because the reasons such as relay performance decline, auxiliary contact damage, control loop rosin joint, sealing-off on control loop all may cause and cannot carry out the electronic breaking-closing operating in a distant place to circuit breaker.Common way is that other operational outfits on abnormal circuit breaker institute connection bus are all had a power failure, and so that the circuit breaker of fault is isolated to maintenance from high tension loop, this way need all have a power failure the feeder line running on this section of bus, has a strong impact on power supply reliability.
Summary of the invention
Based on this, be necessary for the deficiencies in the prior art, a kind of breaker of switch cabinet brake-dividing system is provided, cannot carry out under the state of separating brake by straighforward operation breaker of switch cabinet, can make operating personnel avoid the directly personal risk in the face of local operation circuit breaker.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of breaker of switch cabinet brake-dividing system, it comprises circuit breaker, electromagnet mechanism and magnetic key operated lock mechanism, described circuit breaker is fixedly installed on switch cubicle, described circuit breaker is provided with brake separating mechanism, described electromagnet mechanism is fixedly installed on the panel of switch cubicle, and described electromagnet mechanism mates setting with described brake separating mechanism, for touching the brake separating mechanism of circuit breaker;
Described electromagnet mechanism is by wire connecting switch, and described switching device is used for controlling electromagnet mechanism and switches on;
Described magnetic key operated lock mechanism is connected with described electromagnet mechanism, and the laminating of described magnetic key operated lock mechanism is arranged on the panel of described switch cubicle; The magnetic attraction effect that described magnetic key operated lock mechanism produces by energising is fixed on switch cubicle.
In sum, the utility model breaker of switch cabinet brake-dividing system is by arranging the brake separating mechanism of electromagnet mechanism coupling circuit breaker, and be fixedly connected with magnetic key operated lock mechanism, the magnetic attraction effect that simultaneously utilizes the energising of magnetic key operated lock mechanism to produce is fixed on switch cubicle electromagnet mechanism, cannot carry out under the state of separating brake by straighforward operation breaker of switch cabinet, complete by the "on" position of controlling electromagnet mechanism the operation of circuit breaker being carried out to separating brake, can make operating personnel avoid the directly personal risk in the face of local operation circuit breaker.
Accompanying drawing explanation
Fig. 1 is the structure principle chart of the utility model breaker of switch cabinet brake-dividing system;
Fig. 2 is the schematic diagram that electromagnet mechanism is combined with DC power supply, switching device;
Fig. 3 is the schematic diagram that magnetic key operated lock mechanism is combined with mains terminal.
Embodiment
For further understanding feature of the present utility model, technological means and the specific purposes that reach, function, below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1 to Figure 3, the utility model breaker of switch cabinet brake-dividing system, comprise circuit breaker, electromagnet mechanism 10 and magnetic key operated lock mechanism 20, described circuit breaker is fixedly installed on switch cubicle 30, described circuit breaker is provided with brake separating mechanism (not shown), and described electromagnet mechanism 10 is fixedly installed on the panel of switch cubicle 30, and described electromagnet mechanism 10 mates setting with described brake separating mechanism, in order to touch the brake separating mechanism of circuit breaker, make breaker open operation; Described electromagnet mechanism 10 is by wire connecting switch 40, described switching device 40 is connected with DC power supply 50, by the break-make of control switch device 40, DC power supply 50 is switched on for electromagnet mechanism 10, and then touch the brake separating mechanism of circuit breaker, make breaker open operation.
Described magnetic key operated lock mechanism 20 is connected with described electromagnet mechanism 10,20 laminatings of described magnetic key operated lock mechanism are arranged on the panel of described switch cubicle 30, described magnetic key operated lock mechanism 20 utilizes the principle of electric magnetisation, when there is electric current in magnetic key operated lock mechanism 20 through out-of-date, magnetic key operated lock mechanism 20 produces powerful magnetic attraction and holds the panel of switch cubicle 30, thereby reaches the object of fixed electromagnet mechanism 10.
The utility model mates the brake separating mechanism of circuit breaker by electromagnet mechanism 10 is set, and be fixedly connected with magnetic key operated lock mechanism 20, the magnetic attraction effect that simultaneously utilizes 20 energisings of magnetic key operated lock mechanism to produce is fixed on switch cubicle 30 electromagnet mechanism 10, cannot carry out under the state of separating brake by straighforward operation switch cubicle 30 circuit breakers, complete by the "on" position of controlling electromagnet mechanism 10 operation of circuit breaker being carried out to separating brake, can make operating personnel avoid the directly personal risk in the face of local operation circuit breaker.
Therein in an embodiment, described electromagnet mechanism 10 comprises electromagnet 11 and connecting rod 12, described electromagnet 11 drives described connecting rod 12 to move, described connecting rod 12 mates setting with described brake separating mechanism, the electromagnetic force that described magnetic key operated lock mechanism 20 produces can make this electromagnet 11 fixedly be fitted on the panel of 10kV car switch cabinet 30, by adjusting the position of electromagnet mechanism 10 and magnetic key operated lock mechanism 20, make the connecting rod 12 of electromagnet 11 aim at the tripping spring mechanism of circuit breaker, when when electromagnet 11 logical direct current, the magnetic drive connecting rod 12 of electromagnet 11 moves, connecting rod 12 can touch brake separating mechanism makes breaker open operation.
Particularly, described electromagnet 11 inside portions are provided with spring (not shown), described connecting rod 12 is arranged on described electromagnet 11 inside portions and mates setting with described spring, when DC power supply 50 is connected electromagnet 11 when charged, thereby the electromagnetic force that electromagnet 11 the produces compression electromagnet 11 inner springs that arrange drive intermediate connecting rod 12 to move, connecting rod 12 touches brake separating mechanism and makes breaker open operation, thereby the personnel that realize carry out sub-switching operation by circuit breaker away from switch cubicle 30 in the situation that.
Therein in an embodiment, described magnetic key operated lock mechanism 20 comprises magnetic key operated lock 21 and connecting plate 22, described magnetic key operated lock 21 laminatings are arranged on the panel of described switch cubicle 30, described connecting plate 22 1 sides connect magnetic key operated lock 21, described connecting plate 22 opposite sides are fixedly connected with electromagnet mechanism 10, and described electromagnet 11 is fixedly connected with described connecting plate 22 by screw; Described magnetic key operated lock 21 utilizes the principle of electric magnetisation, and in the time that electric current flows through the silicon steel sheet of magnetic key operated lock 21 inside, magnetic key operated lock 21 produces powerful magnetic attraction and holds the panel of switch cubicle 30, and then reaches the object of fixed electromagnet 11.
Particularly, described magnetic key operated lock mechanism 20 comprises two magnetic key operated locks 21 and two connecting plates 22, described magnetic key operated lock 21 and connecting plate 22 are separately positioned on described circuit breaker both sides, by magnetic key operated lock 21 and connecting plate 22 are set respectively to being fixed connection in circuit breaker both sides, in the time that magnetic key operated lock 21 produces powerful magnetic attraction and holds the panel of switch cubicle 30, thereby can make electromagnet 11 stably fit and be arranged on the panel of switch cubicle 30.
Described connecting plate 22 is U-shaped steel plate, according to the size of described magnetic key operated lock 21 and electromagnet 11, electromagnet 11 by fastened by screw between two U-shaped steel plates, described U-shaped steel plate one side connects magnetic key operated lock 21, described U-shaped steel plate opposite side is fixedly connected with electromagnet 11, thereby utilizes the magnetic attraction interaction energy of magnetic key operated lock 21 to make electromagnet 11 be fixed on the position needing; Described U-shaped steel plate can be determined its size according to the size of routine use screwdriver, and the fixed installation between convenient electromagnetic iron 11 and magnetic key operated lock 21 or dismounting separate.
Therein in an embodiment, described magnetic key operated lock mechanism 20 connects filter 60 and transformer 70 successively by wire, described transformer 70 is connected with mains terminal 80,220V civil power accesses transformer 70 by mains terminal 80, be the required 12V low tension of magnetic key operated lock 21 by transformer 70 by civil power step-down, and after filtering after device 60 filtering, supply with magnetic key operated lock 21 and use; Magnetic key operated lock 21 utilizes the principle of electric magnetisation, and in the time that electric current flows through the silicon steel sheet of magnetic key operated lock 21 inside, magnetic key operated lock 21 produces powerful magnetic attraction and holds the panel of switch cubicle 30, and then reaches the object of fixed electromagnet 11.
In an embodiment, described breaker of switch cabinet brake-dividing system also comprises remote controller therein, and described remote controller is for the break-make of switching device 40 described in Long-distance Control.
Particularly, owing to being provided with switching device 40 between electromagnet mechanism 10 and DC power supply 50, in the time that DC power supply 50 is switched on to electromagnet mechanism 10, by switching device 40 buttons, electromagnet 11 is switched on, thereby drive link 12 is moved; Switching device 40 can be realized by conventional push button or remote control control, if use conventional push button, need to make personnel away from 10kV car switch cabinet 30 by longer wire, and manufacture is simple, reliability is high; If by remote control control, personnel can realize the emergency opening to circuit breaker in larger distance, without long distance of wire, can realize longer-distance control, install more succinctly, have saved the installation that long lead causes and have bothered.
In sum, the utility model breaker of switch cabinet brake-dividing system mates the brake separating mechanism of circuit breaker by electromagnet mechanism 10 is set, and be fixedly connected with magnetic key operated lock mechanism 20, the magnetic attraction effect that simultaneously utilizes 20 energisings of magnetic key operated lock mechanism to produce is fixed on switch cubicle 30 electromagnet mechanism 10, cannot carry out under the state of separating brake by straighforward operation switch cubicle 30 circuit breakers, complete by the "on" position of controlling electromagnet mechanism 10 operation of circuit breaker being carried out to separating brake, can make operating personnel avoid the directly personal risk in the face of local operation circuit breaker.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with claims.
Claims (10)
1. a breaker of switch cabinet brake-dividing system, it is characterized in that: comprise circuit breaker, electromagnet mechanism and magnetic key operated lock mechanism, described circuit breaker is fixedly installed on switch cubicle, described circuit breaker is provided with brake separating mechanism, described electromagnet mechanism is fixedly installed on the panel of switch cubicle, described electromagnet mechanism mates setting with described brake separating mechanism, for touching the brake separating mechanism of circuit breaker;
Described electromagnet mechanism is by wire connecting switch, and described switching device is used for controlling electromagnet mechanism and switches on;
Described magnetic key operated lock mechanism is connected with described electromagnet mechanism, and the laminating of described magnetic key operated lock mechanism is arranged on the panel of described switch cubicle; The magnetic attraction effect that described magnetic key operated lock mechanism produces by energising is fixed on switch cubicle.
2. breaker of switch cabinet brake-dividing system according to claim 1, is characterized in that: described electromagnet mechanism comprises electromagnet and connecting rod, connecting rod action described in described solenoid actuated, and described connecting rod mates setting with described brake separating mechanism.
3. breaker of switch cabinet brake-dividing system according to claim 2, is characterized in that: described electromagnet inside portion is provided with spring, and described connecting rod is arranged on described electromagnet inside portion and mates setting with described spring.
4. according to the breaker of switch cabinet brake-dividing system described in claim 2 or 3, it is characterized in that: described magnetic key operated lock mechanism comprises magnetic key operated lock and connecting plate, described magnetic key operated lock laminating is arranged on the panel of described switch cubicle, described connecting plate one side connects magnetic key operated lock, and described connecting plate opposite side is fixedly connected with electromagnet mechanism; Described electromagnet is fixedly connected with described connecting plate.
5. breaker of switch cabinet brake-dividing system according to claim 4, is characterized in that: described magnetic key operated lock mechanism comprises two magnetic key operated locks and two connecting plates, and described magnetic key operated lock and connecting plate are separately positioned on described circuit breaker both sides.
6. breaker of switch cabinet brake-dividing system according to claim 4, is characterized in that: described magnetic key operated lock is screwed on described connecting plate.
7. breaker of switch cabinet brake-dividing system according to claim 4, is characterized in that: described connecting plate is U-shaped steel plate.
8. breaker of switch cabinet brake-dividing system according to claim 1, is characterized in that: described magnetic key operated lock mechanism connects filter and transformer successively by wire, and described transformer is connected with mains terminal.
9. breaker of switch cabinet brake-dividing system according to claim 1, is characterized in that: described switching device is connected with DC power supply.
10. according to the breaker of switch cabinet brake-dividing system described in claim 1 or 8, it is characterized in that: also comprise remote controller, described remote controller is for the break-make of switching device described in Long-distance Control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891300.4U CN203674127U (en) | 2013-12-30 | 2013-12-30 | Switchgear breaker opening system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320891300.4U CN203674127U (en) | 2013-12-30 | 2013-12-30 | Switchgear breaker opening system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674127U true CN203674127U (en) | 2014-06-25 |
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ID=50970394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320891300.4U Expired - Lifetime CN203674127U (en) | 2013-12-30 | 2013-12-30 | Switchgear breaker opening system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674127U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715031A (en) * | 2013-12-30 | 2014-04-09 | 广东电网公司中山供电局 | Opening system of breaker of switch cabinet |
| CN105842541A (en) * | 2016-04-12 | 2016-08-10 | 贵州电网有限责任公司都匀供电局 | Rapid testing apparatus and testing method for large scale transformer's direct current resistance |
-
2013
- 2013-12-30 CN CN201320891300.4U patent/CN203674127U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715031A (en) * | 2013-12-30 | 2014-04-09 | 广东电网公司中山供电局 | Opening system of breaker of switch cabinet |
| CN105842541A (en) * | 2016-04-12 | 2016-08-10 | 贵州电网有限责任公司都匀供电局 | Rapid testing apparatus and testing method for large scale transformer's direct current resistance |
| CN105842541B (en) * | 2016-04-12 | 2018-09-21 | 贵州电网有限责任公司都匀供电局 | A kind of direct current resistance of large transformer device for quick testing and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528437 Zhongshan East District, Guangdong, fraternity Road No. 68, No. six Patentee after: Zhongshan Power Supply Bureau of Guangdong Power Grid Co.,Ltd. Address before: 528437 Zhongshan East District, Guangdong, fraternity Road No. 68, No. six Patentee before: Guangdong Power Grid Co.,Ltd. Zhongshan Power Supply Bureau |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |