CN109786175A - A kind of porcelain knob breaker dynamic micro-model of interior visible - Google Patents
A kind of porcelain knob breaker dynamic micro-model of interior visible Download PDFInfo
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- CN109786175A CN109786175A CN201811602658.4A CN201811602658A CN109786175A CN 109786175 A CN109786175 A CN 109786175A CN 201811602658 A CN201811602658 A CN 201811602658A CN 109786175 A CN109786175 A CN 109786175A
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- contact
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- driving mechanism
- arc
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- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000003068 static effect Effects 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 claims abstract description 9
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 238000004146 energy storage Methods 0.000 claims description 8
- BALXUFOVQVENIU-KXNXZCPBSA-N pseudoephedrine hydrochloride Chemical compound [H+].[Cl-].CN[C@@H](C)[C@@H](O)C1=CC=CC=C1 BALXUFOVQVENIU-KXNXZCPBSA-N 0.000 claims description 3
- 230000008450 motivation Effects 0.000 claims 1
- 238000004458 analytical method Methods 0.000 abstract description 7
- 238000010200 validation analysis Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention discloses a kind of porcelain knob breaker dynamic micro-models of interior visible, contact point unit is provided in arc-chutes, contact point unit includes the static arc contact and moving arcing contact that can be moved relative to each other, one end of moving arcing contact is connect by connecting rod with driving mechanism, driving mechanism drives moving arcing contact contact or separate static arc contact by connecting rod, it is provided on ceramic jacket and rotates 120 ° of transparent arc cap by axis of ceramic jacket central axis, contact point unit cuts open one 120 ° of sector notch from the inside to the outside, through the action process of the visible contact point unit of housing, driving mechanism is set in transparent cabinet, through the action process of the visible driving mechanism of transparent cabinet.This model intuitively shows the mechanical movement principle of breaker, grasps circuit breaker internal structure convenient for electric power apparatus examination personnel, and then improve practical service work quality and efficiency.Meanwhile can be used for the discs of circuit breaker failure, the validation fault analysis of causes is as a result, improve the accuracy rate of the circuit breaker failure analysis of causes.
Description
Technical field
The present invention relates to spring mechanism breaker micro-model manufacturing technology field, specially a kind of porcelain knob of interior visible
Formula breaker dynamic micro-model.
Background technique
Breaker is one of most important equipment in electric system, breaker can disjunction normal current and fault current,
Middle porcelain knob breaker is most popular breaker.But porcelain knob breaker arc-chutes dynamic/static contact is encapsulated in opaque
In porcelain oversheath, spring mechanism is partly encapsulated in cast iron frame, and people are difficult to observe directly circuit breaker internal component.Again plus
On, the breaker open operation time, closing time was at 80 milliseconds or so, and so quickly movement, human eye is very generally at 25 milliseconds or so
Difficulty captures the mechanical mechanism movement details during divide-shut brake, therefore, most of circuit breaker failure as caused by mechanical reason
Analytic process can only lean on thinking reduction or computer to restore, and can not use slow motion reduction in kind, cause work about electric power personnel to open circuit
Device accident analysis inefficiency, and it is difficult to analyze result verification.
Currently, breaker manufacturing firm and power equipment operating maintenance unit, which all do not develop one kind, can show open circuit
Device internal structure, but also with the breaker micro-model of automatic divide-shut brake function.
Patent of invention content
To overcome the above-mentioned defect having in the prior art, the invention patent provides a kind of porcelain knob open circuit of interior visible
Device.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of porcelain knob breaker dynamic micro-model of interior visible, including insulating ceramics set and driving mechanism, it is described
Insulating ceramics covers internal cavities and forms arc-chutes, is provided with contact point unit in arc-chutes, and the contact point unit includes can be relative to
One end of the static arc contact and moving arcing contact moved each other, moving arcing contact is connect by first connecting rod with the driving mechanism, institute
It states driving mechanism and drives the moving arcing contact to contact or far from the static arc contact, realize the combined floodgate of breaker and divide by connecting rod
Lock operation, being provided on the ceramic jacket using ceramic jacket central axis is transparent arc cap that axis rotates 120 °, the contact list
Member cuts open one 120 ° of sector notch from the inside to the outside, through the action process of the visible contact point unit of the housing, institute
It states driving mechanism to be set in transparent cabinet, through the action process of the visible driving mechanism of the transparent cabinet.
The driving mechanism includes combined floodgate unit, separating brake unit, lever unit and gear unit, the combined floodgate unit with point
It is connected between lock unit by lever unit, the combined floodgate unit includes switching-in spring, the first operation yoke plate, second connecting rod, the
One connecting shaft and energy storage gear, the first operation yoke plate and energy storage gear are separately positioned on the both ends of first connecting shaft,
Second connecting rod connection switching-in spring operates yoke plate with first, is connected with combined floodgate by the first cam in first connecting shaft
Buffer, the separating brake unit include tripping spring, the second operation yoke plate, third connecting rod, the second connecting shaft, the tripping spring
It is connect by third connecting rod with the second operation yoke plate, the lever unit is set on third connecting rod relative to the second operation yoke plate
One end comprising the first disc cam and the second disc cam, first disc cam are set in the first connecting shaft, institute
The end that the second disc cam is set to the second connecting shaft is stated, second disc cam is mutual with first disc cam
Cooperation rotation, so that the combined floodgate unit and separating brake unit form leverage, the lower end of second disc cam is provided with
Shunt switch buffer, the gear unit include drive rod and insulating bar, one end connection the second operation connection of the drive rod
The upper end of plate, the other end connect the insulating bar by adapter, and the insulating bar is connected to first connecting rod.
Both ends are relatively set with stationary contact bracket, moving contact rack in the arc-chutes, and the stationary contact bracket is close to institute
The one end for stating moving contact rack is provided with horn-like quiet main contact, and one end of the static arc contact is fixed on the static contact branch
On frame, the other end is located in the quiet main contact, and the moving contact rack is provided with dynamic close to one end of the stationary contact bracket
Main contact, the dynamic main contac include a pneumatic cylinder, are provided with tubular piston in the pneumatic cylinder, one end of the piston is fixed
In on the moving contact rack, the pneumatic cylinder is equipped with nozzle close to one end of the stationary contact bracket, and moving contact rack is
Tubular structure, described moving arcing contact one end are connect by connecting rod with the breaker driving mechanism, and the other end sequentially passes through described
Moving contact rack, piston, extend to nozzle, are connected in pneumatic cylinder and nozzle junction, and the driving mechanism passes through first connecting rod
It drives the moving arcing contact mobile, realizes and the contact of the static arc contact or disconnection.
Compared with prior art, the invention has the following advantages that
The spring mechanism case of breaker is simplified, tripping spring, switching-in spring, cam, buffer, connecting rod are only retained
Equal components, and these components are mounted on the transparent frame an of organic glass, it allows the viewer to see lower portion structure.
The arc-chutes of breaker are simplified, contact point unit is provided with 120 ° of notches as axis using insulating ceramics set central axis from the inside to the outside
Section, allow the viewer to that motion profile of breaker dynamic/static contact during divide-shut brake can be clearly seen.It can intuitively show
The mechanical movement principle of breaker grasps circuit breaker internal structure convenient for electric power apparatus examination personnel, and then improves practical maintenance
Work quality and efficiency.It can be used for the discs of circuit breaker failure, the validation fault analysis of causes is as a result, improve circuit breaker failure reason
The accuracy rate of analysis.
Detailed description of the invention
Fig. 1 is the porcelain knob breaker dynamic micro-model overall schematic of interior visible of the present invention.
Fig. 2 is arc quenching chamber structure schematic diagram.
Fig. 3 is driving mechanism structure schematic diagram.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.It is understood that tool described herein
Body embodiment is used only for explaining the present invention rather than limiting the invention.It also should be noted that for the ease of retouching
It states, only some but not all contents related to the present invention are shown in the drawings.
As shown in Figures 1 and 2, the porcelain knob breaker dynamic micro-model of a kind of interior visible, including insulating ceramics set
With driving mechanism.
Insulating ceramics covers internal cavities and forms arc-chutes, is provided on ceramic jacket and rotates 120 ° by axis of ceramic jacket central axis
Transparent arc cap, be clear that arc-chutes internal structure through the housing.
Be provided with contact point unit 10 in arc-chutes, contact point unit 10 include the static arc contact 11 that can be moved relative to each other with
One end of moving arcing contact 12, moving arcing contact 12 is connect by first connecting rod 243 with driving mechanism, and driving mechanism passes through first connecting rod
21 drive the contact of moving arcing contacts 12 or far from static arc contact 11, realize the combined floodgate and sub-switching operation of breaker, contact point unit 10 from
Interior to the outer sector notch for cuing open one 120 °, through the action process of the visible contact point unit of housing, driving mechanism is set to
In transparent cabinet, through the action process of the visible driving mechanism of transparent cabinet.
Both ends are relatively set with stationary contact bracket 13, moving contact rack 14 in arc-chutes, and stationary contact bracket 13 is close to dynamic touching
One end of head bracket 14 is provided with horn-like quiet main contact 15, and one end of static arc contact is fixed in stationary contact bracket 13, separately
One end is located in quiet main contact 15, and moving contact rack 14 is provided with dynamic main contac 16 close to one end of stationary contact bracket 13, moves master
Contact 16 is a pneumatic cylinder, is provided with tubular piston 17 in pneumatic cylinder, one end of piston 17 is fixed on moving contact rack 14, gas
Cylinder pressure is equipped with nozzle 18 close to one end of stationary contact bracket, and moving contact rack 14 is tubular structure, and 12 one end of moving arcing contact is logical
First connecting rod 21 to be crossed to connect with driving mechanism 20, the other end sequentially passes through moving contact rack 14, piston 17, nozzle 18 is extended to,
Be connected in pneumatic cylinder and nozzle junction, driving mechanism 20 drives moving arcing contact 12 mobile by first connecting rod 243, realize with it is quiet
The contact or disconnection of arcing contact 11.
Driving mechanism 20 includes combined floodgate unit 21, separating brake unit 22, lever unit 23 and gear unit 24, combined floodgate unit 21
Is connect by lever unit 23 between separating brake unit 22
Combined floodgate unit 21 include switching-in spring 211, first operate yoke plate 212, second connecting rod 213, the first connecting shaft 214 and
Energy storage gear 215, the first operation yoke plate 212 and energy storage gear 215 are separately positioned on the both ends of the first connecting shaft 214, and second connects
Bar 213 connects switching-in spring 211 and the first operation yoke plate 212, passes through the first cam 216 in the first connecting shaft 214 and is connected with conjunction
Gated buffor 217.
Separating brake unit 22 includes that tripping spring 221, second operates yoke plate 222, third connecting rod 223, the second connecting shaft 224,
Tripping spring 221 connect with the second operation yoke plate 222 by third connecting rod 223
Lever unit 23 is set to one end on third connecting rod 223 relative to the second operation yoke plate 222 comprising the first disk
Shape cam 231 and the second disc cam 232, the first disc cam 231 are set in the first connecting shaft 214, the second disc cam
232 are set to the end of the second connecting shaft 224, and the mutual cooperation of the second disc cam 232 and the first disc cam 231 rotates,
So that combined floodgate unit 21 and separating brake unit 22 form leverage, the lower end of the second disc cam 232 is provided with shunt switch buffer
233。
Gear unit 24 includes drive rod 241, insulating bar 242 and first connecting rod 243, and one end of drive rod 241 connects
The upper end of the second operation yoke plate 222 is connect, the other end connects insulating bar 242 by adapter, and insulating bar 242 is connected to
First connecting rod 243.
When combined floodgate, 213 under tension of second connecting rod of switching-in spring 211, spring elongation are installed, second connecting rod 213 exists
It is moved downward under the drive of first operation yoke plate 212, the first disc cam 231 and the second disc cam 232 cooperate, the second connection
The second operation yoke plate 222 on axis 224 drives third connecting rod 223 to act upwards, and tripping spring 221 is further compressed, meanwhile,
Energy storage gear 215 rotates energy storage, and 217 pairs of combined floodgates of closing buffer provide buffering, make stable action.Tripping spring 221 is installed
Third connecting rod 223 drive rod 241 is pushed by the second operation yoke plate 222,242 stress of insulating bar up pushed, pushed away
Dynamic first connecting rod 243 is realized and is closed a floodgate to drive moving arcing contact 12 mobile to 11 direction of static arc contact.
When separating brake, 223 downward actuation of third connecting rod, tripping spring 221 is stretched, and third connecting rod 223 drives the second operation
Yoke plate 222 acts, and the second operation yoke plate 222 pulls the drive rod 241, and 242 under tension of insulating bar pulls first to connect
Bar 243, to drive moving arcing contact 12 to, realization separating brake mobile away from the direction of static arc contact 11.
The movement of arc-chutes and driving mechanism, which is both transparent for transparent casing and transparent cabinet, can be visually seen, and simplify disconnected
Road device structure, only remains with necessary transmission parts, and therefore, structure is simple, and action process is clear, is more conducive to breaker
The discs of failure, the validation fault analysis of causes is as a result, improve the accuracy rate of the circuit breaker failure analysis of causes.
Above-listed detailed description is illustrating for possible embodiments of the present invention, and the embodiment is not to limit this hair
Bright the scope of the patents, all equivalence enforcements or change without departing from carried out by the present invention, is intended to be limited solely by the scope of the patents of this case.
Claims (3)
1. a kind of porcelain knob breaker dynamic micro-model of interior visible, including insulating ceramics set and driving mechanism, described exhausted
Edge ceramic jacket internal cavities form arc-chutes, contact point unit are provided in arc-chutes, the contact point unit includes can be relative to that
One end of the static arc contact and moving arcing contact of this movement, moving arcing contact is connect by first connecting rod with the driving mechanism, described
Driving mechanism drives the moving arcing contact to contact or far from the static arc contact, realizes the combined floodgate and separating brake of breaker by connecting rod
Operation, it is characterised in that: being provided on the ceramic jacket using ceramic jacket central axis is axis 120 ° of transparent arc cap of rotation, institute
The sector notch that contact point unit cuts open one 120 ° from the inside to the outside is stated, through the movement of the visible contact point unit of the housing
Process, the driving mechanism are set in transparent cabinet, through the action process of the visible driving mechanism of the transparent cabinet.
2. the porcelain knob breaker dynamic micro-model of interior visible according to claim 1, it is characterised in that: the drive
Motivation structure includes combined floodgate unit, separating brake unit, lever unit and gear unit, is passed through between the combined floodgate unit and separating brake unit
Lever unit connection, the combined floodgate unit include switching-in spring, the first operation yoke plate, second connecting rod, the first connecting shaft and energy storage
Gear, the first operation yoke plate and energy storage gear are separately positioned on the both ends of first connecting shaft, and the second connecting rod connects
Switching-in spring and the first operation yoke plate are connect, closing buffer is connected with by the first cam in first connecting shaft, described point
Lock unit includes tripping spring, the second operation yoke plate, third connecting rod, the second connecting shaft, and the tripping spring passes through third connecting rod
It is connect with the second operation yoke plate, the lever unit is set to one end on third connecting rod relative to the second operation yoke plate, packet
The first disc cam and the second disc cam are included, first disc cam is set in the first connecting shaft, second dish type
Cam is set to the end of the second connecting shaft, and the mutual cooperation of second disc cam and first disc cam rotates,
So that the combined floodgate unit and separating brake unit form leverage, the lower end of second disc cam is provided with splitting lock cushioning
Device, the gear unit include drive rod and insulating bar, and one end connection second of the drive rod operates the upper of yoke plate
End, the other end connect the insulating bar by adapter, and the insulating bar is connected to first connecting rod.
3. the porcelain knob breaker dynamic micro-model of interior visible according to claim 1, it is characterised in that: described to go out
Both ends are relatively set with stationary contact bracket, moving contact rack in arc chamber, and the stationary contact bracket is close to the moving contact rack
One end is provided with horn-like quiet main contact, and one end of the static arc contact is fixed in the stationary contact bracket, other end position
In in the quiet main contact, the moving contact rack is provided with dynamic main contac close to one end of the stationary contact bracket, described dynamic
Main contact includes a pneumatic cylinder, is provided with tubular piston in the pneumatic cylinder, the moving contact is fixed in one end of the piston
On bracket, the pneumatic cylinder is equipped with nozzle close to one end of the stationary contact bracket, and moving contact rack is tubular structure, described
Moving arcing contact one end is connect by connecting rod with the breaker driving mechanism, and the other end sequentially passes through the moving contact rack, work
Plug, extends to nozzle, is connected in pneumatic cylinder and nozzle junction, and the driving mechanism drives the dynamic arc to touch by first connecting rod
Head is mobile, realizes and the contact of the static arc contact or disconnection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602658.4A CN109786175A (en) | 2018-12-26 | 2018-12-26 | A kind of porcelain knob breaker dynamic micro-model of interior visible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602658.4A CN109786175A (en) | 2018-12-26 | 2018-12-26 | A kind of porcelain knob breaker dynamic micro-model of interior visible |
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| Publication Number | Publication Date |
|---|---|
| CN109786175A true CN109786175A (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811602658.4A Pending CN109786175A (en) | 2018-12-26 | 2018-12-26 | A kind of porcelain knob breaker dynamic micro-model of interior visible |
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| CN (1) | CN109786175A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113140429A (en) * | 2020-01-19 | 2021-07-20 | 平高集团有限公司 | Double-acting circuit breaker |
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2018
- 2018-12-26 CN CN201811602658.4A patent/CN109786175A/en active Pending
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| CN2459745Y (en) * | 2000-12-28 | 2001-11-14 | 北京北开电气股份有限公司 | Interlocking spring action mechanism for switching on of high voltage circuit breaker |
| CN201185056Y (en) * | 2008-04-27 | 2009-01-21 | 陈旭明 | Demonstration instrument for transparent visual air pressure transmission system |
| CN104465256A (en) * | 2014-10-31 | 2015-03-25 | 平高集团有限公司 | Arc extinguishing chamber for isolation breaker and isolation breaker comprising same |
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