CN106158442B - A kind of high-voltage switch gear and its electric operating mechanism - Google Patents
A kind of high-voltage switch gear and its electric operating mechanism Download PDFInfo
- Publication number
- CN106158442B CN106158442B CN201610622824.1A CN201610622824A CN106158442B CN 106158442 B CN106158442 B CN 106158442B CN 201610622824 A CN201610622824 A CN 201610622824A CN 106158442 B CN106158442 B CN 106158442B
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- electric machine
- motor shaft
- measuring device
- motor
- rotating electric
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- 230000007246 mechanism Effects 0.000 title claims abstract description 65
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 238000006073 displacement reaction Methods 0.000 claims abstract description 38
- 230000003068 static effect Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000009351 contact transmission Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The present invention relates to a kind of high-voltage switch gear and its electric operating mechanisms, electric operating mechanism includes transmission mechanism and the rotating electric machine by transmission mechanism to corresponding moving contact output power, and electric operating mechanism further includes being set to the motor shaft angle displacement measuring device that the rotation angle of the motor shaft of the rotating electric machine is measured by the rotating electric machine.Motor shaft angle displacement measuring device in the present invention directly carries out output angle measurement to the motor shaft of rotating electric machine, it is not required to that corresponding link mechanism is arranged again, simplify the structural complexity of electric operating mechanism, the cost of electric operating mechanism is reduced simultaneously, rotating electric machine is also not required to provide extra power output for link mechanism, reduces the power demand to rotating electric machine.
Description
Technical field
The present invention relates to the high-voltage switch gears and its electric operating mechanism in high-voltage switch gear field.
Background technique
High-voltage switch gear is most important switchgear in electric system, is responsible for control and protects the double liability of circuit,
The quality of its performance is to determine one of an important factor for can electric system run on schedule.And the repertoire of high-voltage switch gear all bodies
In the division operation of present dynamic and static contact, the division movement of dynamic and static contact is realized by electric operating mechanism, motor
Operating mechanism is the important component of breaker, is the critical component for determining breaker performance.
Existing electric operating mechanism such as Chinese patent CN101256914A " high-voltage circuit-breaker rotating servo motor motor
Electric operating mechanism disclosed in operating mechanism ", the electric operating mechanism include rotating electric machine, controller and transmission mechanism, are passed
Motivation structure includes transmission shaft, is provided with three-phase connecting lever on transmission shaft, three-phase connecting lever respectively by corresponding insulated pull rod with
Corresponding moving contact transmission is connected, and the motor shaft of rotating electric machine is connect with transmission shaft coaxial transmission.It is motor-driven that controller controls electric rotating
Make and realize that transmission shaft drives moving contact and static contact breaking-closing operating, for this high pressure directly driven by rotating electric machine
For switch, the operating angle of rotating electric machine directly influences the breaking-closing operating of dynamic and static contact, only that moving contact is accurate
Division position could give one accurate control instruction of rotating electric machine to controller, controller, therefore to moving contact division position
Detection with regard to most important.The detection of moving contact division gate position is mainly realized by following two mode at present, the first,
Multi link and crank arm mechanism are set in insulated pull rod, drive angular displacement detecting device rotary motion by these mechanisms, thus
Realize the position detection of moving contact, not only structure is complicated for this detection mode, high failure rate, and excessive link mechanism can make
It is big to obtain position detection output signal error, directly affects high-voltage switch gear performance, there are also the settings of link mechanism also will increase
Demand to rotating electric machine operating work；Second, it is arranged on high-voltage switch gear by Linear displacement detection device directly to detect
The position of moving contact, when practical engineering application, live strong electromagnetic interference environment will lead to displacement detector can not normal transmission
Signal causes high-voltage switch gear baulk.
Summary of the invention
The purpose of the present invention is to provide a kind of electric operating mechanisms, to solve in the prior art by link mechanism come real
The problem of now moving contact position detection is caused by electric operating mechanism structure is complicated；The object of the invention is also to provide one kind to make
With the high-voltage switch gear of the electric operating mechanism.
To solve the above-mentioned problems, the present invention in electric operating mechanism technical solution are as follows:
A kind of electric operating mechanism of high-voltage switch gear, including transmission mechanism and exported to corresponding moving contact by transmission mechanism
The rotating electric machine of power, electric operating mechanism further include being set to the motor that the rotating electric machine is measured by the rotating electric machine
The motor shaft angle displacement measuring device of the rotation angle of axis.
The motor shaft angle displacement measuring device is the angular displacement sensor being connected with the motor shaft.
Motor shaft is connected by being pierced by front side of the electric machine casing of motor with the transmission mechanism, motor shaft angle displacement measurement
Device is arranged in the rear end of the motor.
Rotating electric machine and motor shaft angle displacement measuring device are set in same shield shell.
The technical solution of high-voltage switch of the present invention are as follows:
High-voltage switch gear, including moving contact and electric operating mechanism, electric operating mechanism include transmission mechanism and pass through transmission
To the rotating electric machine of the moving contact output power, electric operating mechanism further includes being set to by the rotating electric machine to survey for mechanism
Measure the motor shaft angle displacement measuring device of the rotation angle of the motor shaft of the rotating electric machine.
The motor shaft angle displacement measuring device is the angular displacement sensor being connected with the motor shaft.
Motor shaft is connected by being pierced by front side of the electric machine casing of motor with the transmission mechanism, motor shaft angle displacement measurement
Device is arranged in the rear end of the motor.
Rotating electric machine and motor shaft angle displacement measuring device are set in same shield shell.
The invention has the benefit that the motor shaft angle displacement measuring device in the present invention is directly to the motor of rotating electric machine
Axis carries out output angle measurement, is not required to that corresponding link mechanism is arranged again, simplifies the structural complexity of electric operating mechanism, together
When reduce the cost of electric operating mechanism, rotating electric machine is also not required to provide extra power output for link mechanism, reduce
To the power demand of rotating electric machine.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of high-voltage switch of the present invention；
Fig. 2 is the cooperation schematic diagram of rotating electric machine and motor shaft angle displacement measuring device in Fig. 1.
Specific embodiment
Described in the implementation of high-voltage switch gear such as Fig. 1 ~ 2: the high-voltage switch gear in the present embodiment is breaker, including motor actuating
Mechanism and respectively with each corresponding arc-chutes 1 of A, B, C, electric operating mechanism includes horizontally disposed transmission shaft, and transmission shaft is set
It sets with transmission axle casing 2, transmission axle casing 2 is set on supporting leg 5, is driven on axle casing and is arranged along transmission shaft extending direction spacing parallel arranging
Have respectively with each mutually corresponding insulation column 4, each arc-chutes 1 are respectively arranged on corresponding insulation column, in each arc-chutes
It is provided with moving contact and static contact.Transmission crank arm corresponding with each phase moving contact respectively is arranged at intervals on transmission shaft, it is each to pass
Dynamic connecting lever is connected by corresponding insulated pull rod with corresponding moving contact respectively.
Electric operating mechanism further includes rotating electric machine and controller, and controller is set in control cabinet 3, and control cabinet 3 is arranged
In one end of transmission axle casing, it is provided with shield shell 9 in control cabinet, rotating electric machine 10 is set in shield shell, rotating electric machine
Including electric machine casing 7 and the motor shaft 8 being rotatably dispose on electric machine casing, electric machine casing 7 is fixed on the bottom shell of shield shell
On wall, motor shaft is pierced by and coaxially connected with transmission shaft by the front side of electric machine casing 7, shield shell 9, in electricity in shield shell 9
The rear end of machine is provided with the motor shaft angle displacement measuring device 6 being connected with motor shaft, in the present embodiment, motor shaft angle displacement measurement
Device is angular displacement sensor.
The high-voltage switch gear is that transmission shaft progress ± 180 degree or 360 degree rotation is directly driven to realize dynamic and static touching by rotating electric machine
The breaking-closing operating of head, since the movement of rotating electric machine needs physical location (the i.e. position of moving contact of controller detection breaker
Set) Lai Zhihang, therefore motor shaft angle displacement measuring device is installed directly in the tail portion of motor, it, will with transmission shaft common driving
Accurate breaker signal is transferred to controller, and controller controls rotating electric machine movement, completes the breaking-closing operating of breaker.Electricity
Arbor angle displacement measuring device and rotating electric machine are placed in shield shell jointly, high when can effectively prevent engineer application
Piezoelectricity magnetic environment is interfered caused by position detection, makes that the structure of high-voltage switch gear is simple, stable, integrated and portable journey
Du Genggao.
In other embodiments of the invention: angular displacement sensor can also be synchronized other energy such as analyzer, potentiometer
It is enough to realize that the motor shaft angle displacement measuring device detected to motor shaft rotation angle replaces, for example, it is fixed on motor shaft
There is a turntable, circumferentially equal spacings are equipped with multiple light holes on the turntable, and light emitting mould is arranged in the two sides of turntable
Block and optical receiver module, it is assumed that say 12 light holes, then angle is exactly 30 degree between two neighboring light hole, that is,
It says when optical receiver module receives an optical signal, turntable rotational angle is 30 degree, and the rotation angle of motor shaft is detected with this；
It may not be the coaxial relationship that is connected between motor shaft and transmission shaft, such as transition be set between motor shaft and transmission shaft and is driven
Mechanism；High-voltage switch gear can also be the switch without arc-suppression function；The transmission shaft of each alternate transmission is realized in operating mechanism
It can not set, such as three rotating electric machines are set and respectively drive corresponding insulated pull rod movement.
The embodiment of electric operating mechanism is as shown in Figure 1 and 2: the specific structure of electric operating mechanism is pressed off with above-mentioned each height
Close that electric operating mechanism as described in the examples is identical, and this will not be detailed here.
Claims (6)
1. a kind of electric operating mechanism of high-voltage switch gear, including transmission mechanism and dynamic to the output of corresponding moving contact by transmission mechanism
The rotating electric machine of power, rotating electric machine include electric machine casing and the motor shaft that is rotatably arranged on electric machine casing, it is characterised in that: electricity
Machine operating mechanism further includes being set to the electricity that the rotation angle of the motor shaft of the rotating electric machine is measured by the rotating electric machine
Arbor angle displacement measuring device；Rotating electric machine and motor shaft angle displacement measuring device are set in same shield shell, motor
Rear end is provided with the motor shaft angle displacement measuring device being connected with motor shaft；Motor shaft angle displacement measuring device is arranged in motor casing
Outside body；Transmission mechanism includes horizontally disposed transmission shaft, which is that transmission shaft is directly driven to carry out by rotating electric machine
± 180 degree or 360 degree rotation realize the breaking-closing operating of dynamic and static contact；Electric machine casing is fixed on the bottom shell of shield shell
On wall.
2. electric operating mechanism according to claim 1, it is characterised in that: the motor shaft angle displacement measuring device be with
The connected angular displacement sensor of the motor shaft.
3. electric operating mechanism according to claim 2, it is characterised in that: motor shaft by motor electric machine casing front side
It is pierced by and is connected with the transmission mechanism, motor shaft angle displacement measuring device is arranged in the rear end of the motor.
4. high-voltage switch gear, including moving contact and electric operating mechanism, electric operating mechanism includes transmission mechanism and passes through driver
For structure to the rotating electric machine of the moving contact output power, rotating electric machine includes electric machine casing and being rotatably arranged on electric machine casing
Motor shaft, it is characterised in that: electric operating mechanism further includes being set to by the rotating electric machine to measure the rotating electric machine
The motor shaft angle displacement measuring device of the rotation angle of motor shaft；Rotating electric machine and motor shaft angle displacement measuring device are set to together
In one shield shell, the rear end of motor is provided with the motor shaft angle displacement measuring device being connected with motor shaft；Motor axis angular displacement
Measuring device is arranged outside electric machine casing；Transmission mechanism includes horizontally disposed transmission shaft, which is by electric rotating
Machine directly drives transmission shaft progress ± 180 degree or 360 degree rotation to realize the breaking-closing operating of dynamic and static contact；Electric machine casing is solid
Due on the bottom shell wall of shield shell.
5. high-voltage switch gear according to claim 4, it is characterised in that: the motor shaft angle displacement measuring device be with it is described
The connected angular displacement sensor of motor shaft.
6. high-voltage switch gear according to claim 5, it is characterised in that: motor shaft on front side of the electric machine casing of motor by being pierced by
And be connected with the transmission mechanism, motor shaft angle displacement measuring device is arranged in the rear end of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610622824.1A CN106158442B (en) | 2016-08-02 | 2016-08-02 | A kind of high-voltage switch gear and its electric operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610622824.1A CN106158442B (en) | 2016-08-02 | 2016-08-02 | A kind of high-voltage switch gear and its electric operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106158442A CN106158442A (en) | 2016-11-23 |
| CN106158442B true CN106158442B (en) | 2019-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610622824.1A Active CN106158442B (en) | 2016-08-02 | 2016-08-02 | A kind of high-voltage switch gear and its electric operating mechanism |
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| Country | Link |
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| CN (1) | CN106158442B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111571606B (en) * | 2020-04-15 | 2022-02-15 | 神华北电胜利能源有限公司 | High-voltage board operation robot |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256914A (en) * | 2008-03-05 | 2008-09-03 | 沈阳工业大学 | High-voltage circuit-breaker rotating servo motor operating mechanism |
| CN102891034A (en) * | 2012-09-19 | 2013-01-23 | 河南平高电气股份有限公司 | High-voltage circuit breaker and operating mechanism thereof |
| CN203659728U (en) * | 2013-11-18 | 2014-06-18 | 沈阳工业大学 | Operating mechanism of brushless coil excitation direct-current motor of high-voltage circuit breaker |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2904470B1 (en) * | 2006-07-31 | 2008-11-07 | Areva T & D Sa | DEVICE FOR CONTROLLING A MEDIUM OR HIGH VOLTAGE ELECTRICAL EQUIPMENT AND METHOD FOR CONTROLLING A DEVICE FOR CONTROLLING A MEDIUM OR HIGH VOLTAGE ELECTRICAL EQUIPMENT |
| CN101154532B (en) * | 2007-08-31 | 2011-06-22 | 王若柏 | Indoor A. C. high voltage isolative switch |
| CN101539407A (en) * | 2009-04-14 | 2009-09-23 | 无锡市亨达电机有限公司 | Infrared photoelectric rotor angular displacement sensor structure of switched reluctance electric motor |
| CN201584349U (en) * | 2009-11-23 | 2010-09-15 | 许继集团有限公司 | High-voltage isolation switch |
| CN204045482U (en) * | 2014-06-30 | 2014-12-24 | 中国西电电气股份有限公司 | Isolating switch moving contact position monitoring device in a kind of GIS |
-
2016
- 2016-08-02 CN CN201610622824.1A patent/CN106158442B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256914A (en) * | 2008-03-05 | 2008-09-03 | 沈阳工业大学 | High-voltage circuit-breaker rotating servo motor operating mechanism |
| CN102891034A (en) * | 2012-09-19 | 2013-01-23 | 河南平高电气股份有限公司 | High-voltage circuit breaker and operating mechanism thereof |
| CN203659728U (en) * | 2013-11-18 | 2014-06-18 | 沈阳工业大学 | Operating mechanism of brushless coil excitation direct-current motor of high-voltage circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106158442A (en) | 2016-11-23 |
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