CN107591276A - A kind of rotary separation switch contact module provided with arcing space - Google Patents
A kind of rotary separation switch contact module provided with arcing space Download PDFInfo
- Publication number
- CN107591276A CN107591276A CN201710656965.XA CN201710656965A CN107591276A CN 107591276 A CN107591276 A CN 107591276A CN 201710656965 A CN201710656965 A CN 201710656965A CN 107591276 A CN107591276 A CN 107591276A
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- Prior art keywords
- contact component
- moving contact
- magnet
- installation housing
- component
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- Arc-Extinguishing Devices That Are Switches (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
A kind of rotary separation switch contact module provided with arcing space, it includes installation housing, moving contact component and static contact component, the moving contact component is in the moving contact component mounting groove on the installation housing, the static contact component is located at the outside of the moving contact component in the static contact mounting groove on the installation housing, the moving contact component can rotate around own axes direction, the moving contact component can engage or disengage with the static contact component in the rotation process of own axes direction, it is characterised in that：The installation housing in the outside for the track that the moving contact component rotates around own axes direction is provided with arcing space.The contact module in the mounting shell body of rotary separation switch by setting up arcing space, the electric arc that exists in the arcing space provides sufficient space when being elongated under being acted on by magnetic blow-out power, and then arc voltage can be effectively lifted, the final breaking capacity lifting for causing disconnecting switch.
Description
Technical field
The invention belongs to switching technique field, is exactly specifically to be related to a kind of rotary separation switch provided with arcing space
Contact module.
Background technology
The word explanation of switch is opening and closing.It refers to that one can make open circuit, make current interruptions or make it
Flow to the element of other circuits.Most common switch is the electromechanical equipment for allowing people to operate, wherein having one or several contacts.Contact
" closed " (closed) represent contact conducting, it is allowed to electric current flows through；" open circuit " (open) of switch represents that contact is not turned on shape
Into open circuit, electric current is not allowed to flow through.The developing history of switch develops into from the original knife switch for needing manual hand manipulation
The present intelligent switch applied in various large electric control devices, the function of switch is more and more, and security is also got over
Come higher, rotary switch is a kind of common switch, and it is by the way that rotary operator to be locked in the spy with rotary operating device
The corresponding ad-hoc location of state is determined to prevent rotary operating device from being operated without permission.Rotary isolation switch is widely applied
In power system, for example, photovoltaic, wind-powered electricity generation etc..Such as in photovoltaic system, caused less electric current in each photovoltaic cell
Combined in parallel to provide required electric current or general power to using system.
In existing photovoltaic system, generally realized using rotary isolation switch and individually isolate, protect and disconnect each light
Lie prostrate the purpose of battery.At present, be commonly used in photovoltaic system rotary separation switch include an operating mechanism and it is some touch
The structures shape of head module, wherein contact module the arc quenching effect of disconnecting switch, and existing contact module is rotatably being isolated
Switch moving contact component and static contact component engagement or disengage when can produce arc discharge, if electric arc can not quickly extinguish or
Rotary separation switch is left, the interrupting performance of rotary separation switch will be reduced, causes the generation of security incident.It is existing
Rotary separation switch is the housing of product on the outside of the track that moving contact moves, and the process for producing electric arc is moved in moving contact
In, even if there is external force (such as magnetic blow-out power) to work electric arc, arc motion track as the presence of housing and be restricted, no
Very high arc voltage is also easy to produce, breaking capacity is low.
The content of the invention
The purpose of the present invention existing is applied to photovoltaic industry high voltage appearance and high current electrical system aiming at above-mentioned
In rotary separation switch in disconnection process caused electrical discharge arc be not easy extinguish technological deficiency, there is provided one kind is provided with
The rotary separation switch contact module in arcing space, by setting up arcing sky in the mounting shell body of rotary separation switch
Between, rotary separation switch is discharged after electric arc is elongated along arcing space using electromagnetic force, the arcing space exists for electric arc
Sufficient space is provided when being elongated under being acted on by magnetic blow-out power, and then can effectively lift arc voltage, it is final to cause
The breaking capacity lifting of disconnecting switch, ensure that the security performance that rotation fitting type disconnecting switch uses.
Technical scheme
In order to realize above-mentioned technical purpose, a kind of rotary separation switch contact provided with arcing space that the present invention designs
Module, it includes installation housing, moving contact component and static contact component, and the moving contact component is on the installation housing
In moving contact component mounting groove, the static contact component is in the static contact mounting groove on the installation housing positioned at described dynamic
The outside of contact assembly, the moving contact component can rotate around own axes direction, and the moving contact component is around own axes
It can be engaged or disengage with the static contact component in the rotation process of direction, it is characterised in that：The moving contact component is around itself
The installation housing in the outside for the track that axis direction rotates is provided with arcing space.
Further, the magnet installation of installation housing of the moving contact component below the track that own axes direction rotates
Groove is built with least one pair of magnet, and two magnet polarities at least one pair of described magnet are towards on the contrary, at least one pair of described magnetic
Produced when the moving contact component can be engaged or disengaged with the static contact component towards two opposite magnets by polarity in body
Raw electric arc is discharged after being elongated along arcing space from corresponding gas outlet on installation housing.
Further, it is corresponding with the static contact component dynamic tactile respectively to include revolving fragment and both ends for the moving contact component
Piece.
Preferably, the both sides of the two magnets separation movable contact spring of the polarity direction at least one pair of described magnet conversely, energy
Enough make the moving contact component engage or disengage with the static contact component caused by electric arc by installation hull outside push away
Dynamic electromagnetic force.
Preferably, the gas outlet engages on installation housing with the moving contact component with the static contact component
Or the electromagnetism force direction that electric arc caused by disengaging is subject to is corresponding, the gas outlet is divided into first passage and second by arc muscle
Passage, the first passage and second channel are in communication with the outside using third channel.
Preferably, the first passage and second channel become narrow gradually from inside to outside from the installation housing.
Preferably, the polarity at least one pair of described magnet is attached separately to install on housing towards two opposite magnets
In the magnet mounting groove of moving contact component installation trench bottom.
Preferably, each magnet at least one pair of described magnet is permanent magnet.
Include the rotary separation switch of at least one above-mentioned contact module, the rotary separation switch also includes behaviour
Make mechanism, the operating mechanism is fitted together with described contact module, and each contact module of the contact module is mutually folded
Install additional together, the handle of the operating mechanism controls described contact module by connector, and the connector is described in
The moving contact component for being overlapped mutually the contact module being fitted together and the installation via of installation housing make the dynamic tactile of contact module
Head assembly is connected.
Beneficial effect
A kind of rotary separation switch contact module provided with arcing space provided by the invention, by rotatably isolating
Arcing space is set up in the mounting shell body of switch, discharges after electric arc is elongated along arcing space using electromagnetic force and rotatably keeps apart
Close, the electric arc that exists in the arcing space provides sufficient space when being elongated under being acted on by magnetic blow-out power, and then can have
Effect ground lifting arc voltage, the final breaking capacity lifting for causing disconnecting switch, ensure that the peace that rotation fitting type disconnecting switch uses
Full performance.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of contact module A in the embodiment of the present invention 1.
Accompanying drawing 2 is the exploded view of contact module A in the embodiment of the present invention 1.
Accompanying drawing 3 is the top view of contact module A in the embodiment of the present invention 1.
Accompanying drawing 4 is the structural representation that housing is installed in the embodiment of the present invention 1
Accompanying drawing 5 is magnet mounting structure schematic diagram in the embodiment of the present invention 1.
Accompanying drawing 6 is electric arc force structure schematic diagram in the embodiment of the present invention 1.
Accompanying drawing 7 is disconnecting switch product figure in the embodiment of the present invention.
Accompanying drawing 8 is disconnecting switch exploded view in the embodiment of the present invention.
Embodiment
With reference to the accompanying drawings and examples, the present invention is described in further details.Following detailed description and drawings are used
In the principle for exemplarily illustrating the present invention, the invention is not restricted to described preferred embodiment, the scope of the present invention is by right
Claim limits.
As shown in accompanying drawing 1,2 and 3, the first embodiment of the present invention：A kind of rotary separation switch provided with arcing space
Contact module, it includes installation housing 1, and moving contact component 2 and static contact component 3, the moving contact component 2 are mounted in the installation
In moving contact component mounting groove 101 on housing 1, static contact installation of the static contact component 3 on the installation housing 1
It is located at the outside of the moving contact component 2 in groove 102, the moving contact component 2 can rotate around own axes direction, described dynamic
Contact assembly 2 can be engaged or disengaged with the static contact component 3 in the rotation process of own axes direction, wherein, it is described to touch
Head module also includes at least one pair of magnet that each magnet is permanent magnet.At least one pair of magnet described in the present embodiment is a pair
Magnet, particular number are two magnets 4, and as shown in Figure 5, described two magnets 4 are attached separately to install the moving contact on housing 1
In the magnet mounting groove 101a of component installation trench bottom 101.The polarity of described two magnets 4 is towards on the contrary, the polarity direction
Two opposite magnets 4 are located at the moving contact component 2 on the track that own axes direction rotates, the moving contact component 2
The installation housing 1 in the outside of the track rotated around own axes direction is provided with arcing space 106, the 106 ' polarity towards phase
Two anti-magnets 4 moving contact component 2 with the static contact component 3 can be engaged or disengaged caused by electric arc edge fire
Discharged after elongating from corresponding gas outlet 103,103 ' on installation housing 1 in arc space 106,106 '.
As shown in Figure 4, the gas outlet 103,103 ' positioned at installation housing 1 on, with the moving contact component 2 with it is described
Static contact component 3 engage or disengage caused by the electromagnetism force direction that is subject to of electric arc it is corresponding, the gas outlet 103,103 ' passes through
Arc muscle 103a, 103a ' it is divided into first passage 103b, 103b ' and second channel 103c, 103c ', the first passage 103b,
103b ' and second channel 103c, 103c ' utilize third channel 103d, 103d ' be in communication with the outside, the first passage 103b,
103b ' and second channel 103c, 103c ' become narrow gradually from inside to outside from the installation housing 1.
In the present embodiment, the moving contact component 2 includes revolving fragment 201 and both ends are right with the static contact component 3 respectively
The movable contact spring 202 answered.Described two magnets 4 separation installation housing 1 central shaft O both sides, can make the moving contact component 2 with
The static contact component 3 engage or disengage caused by electric arc by the electromagnetic force promoted to installation housing 1 outside.
The course of work of the present embodiment is:As shown in Figure 6, in the case that major loop passes to electric current I, moving contact component 2
Rotate, now in moving contact component 2, electric arc I1 and electric arc can be produced between the both ends of movable contact spring 202 and static contact component 3
I2, electric arc I1 and electric arc I2 are acted on by the magnetic blow-out power F of two magnets 4 respectively, the effect of electric arc I1 and electric arc I2 in magnetic blow-out power F
Respectively towards corresponding first passage 103b, 103b after the lower elongation along arcing space 106,106 ' ' motion, when moving contact component 2
Move to when being finally stopped position, electric arc I1 and electric arc I2 are from second channel 103c, 103c ' motion, final electric arc is all from the
Triple channel 103d, 103d ' it is discharged to outside disconnecting switch, finally realize breaking arc, the protection of complete paired transmission line.
As depicted in figures 7 and 8, the present invention also provide one kind includes above-described embodiment described two contact module A, A ' one
Kind rotary separation switch, the rotary isolation switch also include operating mechanism B, the operating mechanism B and described two contacts
Modules A, A ' are fitted together, described two contact module A, A ' it is overlapped mutually and is fitted together, the handle B01 of the operating mechanism B
Described two contact module A, A are controlled by connector 6 ', the connector 6 is overlapped mutually two be fitted together through described
Contact module A, A ' moving contact component A2, A ' 2 and installation via A105, A ' 105 of installation housing A1, A ' 1 make two contacts
Modules A, A ' moving contact component A2, A ' 2 are connected.
Structure, ratio, size, quantity depicted in institute of embodiment of the present invention accompanying drawings etc., only coordinating specification
Disclosed content, so that those skilled in the art understands and reads, it is not limited to the enforceable restriction bar of the present invention
Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not influenceing
Under the effect of present invention can be generated and the purpose that can reach, it all should still fall and obtain and can contain in disclosed technology contents
In the range of lid.It is meanwhile cited such as " on ", " under ", "left", "right", " centre ", " clockwise ", " inverse time in this specification
The term of pin " etc., understanding for narration is merely convenient to, and is not used to limit the enforceable scope of the present invention, its relativeness
It is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable category of the present invention.
Claims (9)
1. a kind of rotary separation switch contact module provided with arcing space, it includes installation housing, moving contact component and quiet
Contact assembly, the moving contact component is in the moving contact component mounting groove on the installation housing, the static contact component
It is located at the outside of the moving contact component in the static contact mounting groove on the installation housing, the moving contact component can
Rotated around own axes direction, the moving contact component can be with the static contact component in the rotation process of own axes direction
Engagement disengages, it is characterised in that：The moving contact component is on the installation housing in the outside of own axes direction rotary motion trace
Provided with arcing space.
A kind of 2. rotary separation switch contact module provided with arcing space as claimed in claim 1, it is characterised in that：Institute
The magnet mounting groove of installation housing of the moving contact component below the track that own axes direction rotates is stated built with least one pair of
Magnet, two magnet polarities at least one pair of described magnet are towards on the contrary, polarity is towards opposite at least one pair of described magnet
Two magnets the moving contact component with the static contact component can be engaged or disengaged caused by electric arc it is empty along arcing
Between elongate after from corresponding gas outlet discharge on installation housing.
A kind of 3. rotary separation switch contact module provided with arcing space as claimed in claim 1, it is characterised in that：Institute
Stating moving contact component includes revolving fragment and both ends movable contact spring corresponding with the static contact component respectively.
A kind of 4. rotary separation switch contact module provided with arcing space as claimed in claim 1, it is characterised in that：Institute
The polarity at least one pair of magnet is stated towards the both sides of opposite two magnets installation housing central shaft, the moving contact can be made
Component engage or disengage with the static contact component caused by electric arc by installation hull outside promote electromagnetic force.
A kind of 5. rotary separation switch contact module provided with arcing space as claimed in claim 2, it is characterised in that：Institute
State gas outlet positioned at installation housing on, engage or disengage with the moving contact component with the static contact component caused by electric arc
The electromagnetism force direction being subject to is corresponding, and the gas outlet is divided into first passage and second channel, the first passage by arc muscle
It is in communication with the outside with second channel using third channel.
A kind of 6. rotary separation switch contact module provided with arcing space as claimed in claim 5, it is characterised in that：Institute
First passage and second channel is stated to become narrow gradually from inside to outside from the installation housing.
A kind of 7. rotary separation switch contact module provided with arcing space as claimed in claim 2, it is characterised in that：Institute
The polarity at least one pair of magnet is stated to be attached separately to that the moving contact component mounting groove on housing is installed towards two opposite magnets
In the magnet mounting groove of bottom.
A kind of 8. rotary separation switch contact module provided with arcing space as claimed in claim 2, it is characterised in that：Institute
The each magnet stated at least one pair of magnet is permanent magnet.
A kind of 9. rotary separation switch, it is characterised in that：It includes at least one such as any one of above-mentioned 2~8 claim institutes
The contact module and operating mechanism stated, the operating mechanism are fitted together with described contact module, it is described it is at least one such as
Each contact module of contact module described in any of the above-described claim, which is overlapped mutually, to be fitted together, the operating mechanism
Handle controls described contact module by connector, and the connector is overlapped mutually the contact mould being fitted together through described
The moving contact component of block and the installation via of installation housing make the moving contact component of contact module be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656965.XA CN107591276B (en) | 2017-08-03 | 2017-08-03 | Rotary isolating switch contact module with arcing space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656965.XA CN107591276B (en) | 2017-08-03 | 2017-08-03 | Rotary isolating switch contact module with arcing space |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107591276A true CN107591276A (en) | 2018-01-16 |
| CN107591276B CN107591276B (en) | 2021-11-23 |
Family
ID=61042610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710656965.XA Active CN107591276B (en) | 2017-08-03 | 2017-08-03 | Rotary isolating switch contact module with arcing space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107591276B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108648951A (en) * | 2018-07-20 | 2018-10-12 | 上海良信电器股份有限公司 | Rotary isolation switch contact module structure |
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| CN101552146A (en) * | 2008-04-03 | 2009-10-07 | 波米尔公司 | Current breaking device for low voltage and high voltage |
| CN201576597U (en) * | 2010-01-14 | 2010-09-08 | 西安科灵自动化科技有限公司 | 3300V and below 3300V alternating-current high-voltage isolator |
| CN201975359U (en) * | 2011-01-07 | 2011-09-14 | 上海诺雅克电气有限公司 | Arc-extinguishing device for circuit breaker |
| US20160181031A1 (en) * | 2014-12-18 | 2016-06-23 | Redarc Technologies Pty Ltd | Rotary switch |
| CN206363924U (en) * | 2017-01-18 | 2017-07-28 | 温州金宏电器有限公司 | A kind of disconnecting switch |
| CN207441561U (en) * | 2017-08-03 | 2018-06-01 | 上海良信电器股份有限公司 | A kind of rotary separation switch contact module and the rotary separation switch equipped with arcing space |
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2017
- 2017-08-03 CN CN201710656965.XA patent/CN107591276B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101552146A (en) * | 2008-04-03 | 2009-10-07 | 波米尔公司 | Current breaking device for low voltage and high voltage |
| CN201576597U (en) * | 2010-01-14 | 2010-09-08 | 西安科灵自动化科技有限公司 | 3300V and below 3300V alternating-current high-voltage isolator |
| CN201975359U (en) * | 2011-01-07 | 2011-09-14 | 上海诺雅克电气有限公司 | Arc-extinguishing device for circuit breaker |
| US20160181031A1 (en) * | 2014-12-18 | 2016-06-23 | Redarc Technologies Pty Ltd | Rotary switch |
| CN206363924U (en) * | 2017-01-18 | 2017-07-28 | 温州金宏电器有限公司 | A kind of disconnecting switch |
| CN207441561U (en) * | 2017-08-03 | 2018-06-01 | 上海良信电器股份有限公司 | A kind of rotary separation switch contact module and the rotary separation switch equipped with arcing space |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108648951A (en) * | 2018-07-20 | 2018-10-12 | 上海良信电器股份有限公司 | Rotary isolation switch contact module structure |
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| Publication number | Publication date |
|---|---|
| CN107591276B (en) | 2021-11-23 |
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