CN207082482U - A kind of rotary separation switch contact module with permanent magnet - Google Patents

A kind of rotary separation switch contact module with permanent magnet Download PDF

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Publication number
CN207082482U
CN207082482U CN201720963500.4U CN201720963500U CN207082482U CN 207082482 U CN207082482 U CN 207082482U CN 201720963500 U CN201720963500 U CN 201720963500U CN 207082482 U CN207082482 U CN 207082482U
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China
Prior art keywords
contact component
magnet
moving contact
contact
component
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CN201720963500.4U
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Chinese (zh)
Inventor
龚祚勇
王龙江
张亚欣
向洪岗
唐瑞
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Shanghai Liangxin Electrical Co Ltd
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Shanghai Liangxin Electrical Co Ltd
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Priority to CN201720963500.4U priority Critical patent/CN207082482U/en
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Abstract

A kind of rotary separation switch contact module with permanent magnet, 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, it is characterised in that:The contact module also includes at least one pair of magnet, the polarity of two magnets at least one pair of described magnet towards on the contrary, can make the moving contact component engage or disengages with the static contact component caused by electric arc discharged from corresponding gas outlet on housing is installed.Electric arc is discharged the housing of rotary separation switch using electromagnetic force, improves the arc quenching effect of rotary separation switch, ensure that the security performance that rotation fitting type disconnecting switch uses by the contact module by setting up magnet in rotary separation switch.

Description

A kind of rotary separation switch contact module with permanent magnet
Technical field
The utility model belongs to switching technique field, is exactly specifically to be related to a kind of rotatably keeping apart with permanent magnet Close 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 electrical discharge arc, 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.
Utility model content
The purpose of this utility model is aiming at above-mentioned existing electric applied to photovoltaic industry high voltage appearance and high current Rotary separation switch in system is not easy the technological deficiency of disjunction circuit in disconnection process, there is provided one kind carries permanent magnet Rotary separation switch contact module, by setting up magnet in rotary separation switch, electric arc is discharged using electromagnetic force The housing of rotary separation switch, so as to cut off circuit, the arc quenching effect of rotary separation switch is improved, ensure that rotation fitting type The security performance that disconnecting switch uses.
Technical scheme
In order to realize above-mentioned technical purpose, a kind of rotary separation switch with permanent magnet of the utility model design touches Head module, it includes installation housing, moving contact component and static contact component, and the moving contact component is on the installation housing Moving contact component mounting groove in, the static contact component is in the static contact mounting groove on the installation housing positioned at described The outside of moving contact component, the moving contact component can rotate around own axes direction, and the moving contact component is around itself axle It can be engaged or disengage with the static contact component in the rotation process of line direction, it is characterised in that:The contact module also includes At least one pair of magnet, the polarity of two magnets at least one pair of described magnet is towards on the contrary, can make the moving contact component Electric arc caused by engaging or disengage with the static contact component is discharged from corresponding gas outlet on installation housing.
Further, polarity at least one pair of described magnet towards two opposite magnets be located at the moving contact component around On the track that own axes direction rotates.
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, the contact end of the movable contact spring are provided with wedge angle.
Preferably, the polarity at least one pair of described magnet installs housing central shaft towards opposite two magnets separation Both sides, can make the moving contact component engage or disengage with the static contact component caused by electric arc by installation housing The electromagnetic force that outside promotes.
Further, 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, and electric arc can be discharged from gas outlet.
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.
Further, a pair of polarity are also equipped with the mounting groove in the mounting shell body below the static contact component towards conversely The second magnet.
Preferably, each magnet at least one pair of described magnet and the second magnet are permanent magnets.
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 of at least one above-mentioned contact module touches Head module, which is overlapped mutually, to be fitted together, and the handle of the operating mechanism controls described contact module, the company by connector The installation via of fitting through the described moving contact component for being overlapped mutually the contact module being fitted together and installation housing makes to touch The moving contact component of head module is connected.
Further, the polarity at least one pair of described magnet can also be installed in closed assembly up and down towards two opposite magnets The bottom of the installation housing of a contact module, at least one pair of described magnet can make above two contact modules together Below moving contact component described in a contact module engage or disengage with the static contact component caused by electric arc from installation Gas outlet discharge on housing.
Beneficial effect
A kind of rotary separation switch contact module with permanent magnet provided by the utility model, is rotatably keeping apart Closing in contact module increases permanent magnet, and rotation is discharged in the gas outlet that electric arc is installed to housing using electromagnetic force along in contact module Formula disconnecting switch, so as to cut off circuit, the arc quenching effect of rotary separation switch is improved, ensure that rotation fitting type disconnecting switch makes Security performance.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of contact module A in the utility model embodiment 1.
Accompanying drawing 2 is the exploded view of contact module A in the utility model embodiment 1.
Accompanying drawing 3 is the top view of contact module A in the utility model embodiment 1.
Accompanying drawing 4 is the structural representation that housing is installed in the utility model embodiment 1
Accompanying drawing 5 is magnet mounting structure schematic diagram in the utility model embodiment 1.
Accompanying drawing 6 is electric arc force structure schematic diagram in the utility model embodiment 1.
Accompanying drawing 7 is magnet mounting structure decomposing schematic representation in the utility model embodiment 2.
Accompanying drawing 8 is disconnecting switch product figure in the utility model embodiment.
Accompanying drawing 9 is disconnecting switch exploded view in the utility model embodiment.
Accompanying drawing 10 is to keep apart Central Shanxi Plain magnet mounting position structural representation in the utility model embodiment.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in further details.Following detailed description and attached Scheme to be used to exemplarily illustrate principle of the present utility model, the utility model is not limited to described preferred embodiment, this practicality New scope is defined by the claims.
As shown in accompanying drawing 1,2 and 3, first embodiment of the present utility model:A kind of rotatably keeping apart with permanent magnet Contact module is closed, it includes installation housing 1, and moving contact component 2 and static contact component 3, the moving contact component 2 are mounted in the peace Fill in the moving contact component mounting groove 101 on housing 1, static contact peace of the static contact component 3 on the installation housing 1 It is located at the outside of the moving contact component 2 in tankage 102, the moving contact component 2 can rotate around own axes direction, described Moving contact component 2 can be engaged or disengaged with the static contact component 3 in the rotation process of own axes direction, wherein, it is described Contact 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 one To magnet, particular number is two magnets 4, and as shown in Figure 5, described two magnets 4 are attached separately to install dynamic tactile on housing 1 In the magnet mounting groove 101a of the bottom of head assembly mounting groove 101.The polarity of described two magnets 4 is towards on the contrary, the polarity court It is located at the moving contact component 2 on the track that own axes direction rotates to two opposite magnets 4, can makes described dynamic tactile Head assembly 2 engage or disengage with the static contact component 3 caused by electric arc from installation housing 1 on corresponding gas outlet 103, 103 ' discharges.
As shown in figures 3 and 4, the gas outlet 103,103 ' positioned at installation housing 1 on, with the moving contact component 2 with The 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 ' By 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, the contact end of the movable contact spring 202 can strengthen the guidance capability to electric arc provided with wedge angle.It is described two The separation installation of magnet 4 housing 1 central shaft O both sides, can make the moving contact component 2 engaged with the static contact component 3 or Electric arc caused by disengagement is by the electromagnetic force promoted to the outside of installation housing 1.
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 It is lower respectively towards corresponding first passage 103b, 103b ' motion, when moving contact component 2, which moves to, is finally stopped position, electric arc I1 and electric arc I2 is from second channel 103c, 103c ' motion, final electric arc is all from third channel 103d, 103d ' be discharged to and keep apart Portion outside the Pass, finally realize breaking arc, the protection of complete paired transmission line.
As shown in Figure 7, the structure of the utility model contact module also has second embodiment to be:The static contact component 3 A pair of polarity are also equipped with mounting groove 104 in the installation housing 1 of lower section towards the second opposite magnet 5, so as to play enhancing The moving contact component 2 engage or disengage with the static contact component 3 caused by the purpose of electromagnetic force that is subject to of electric arc.
As shown in accompanying drawing 8,9 and 10, the utility model also provides one kind and includes above-mentioned first embodiment or second embodiment Described in two contact modules A, A ' a kind of rotary separation switch, the rotary isolation switch also includes operating mechanism B, institute State operating mechanism B and described two contact module A, A ' be fitted together, described two contact module A, A ' be overlapped mutually mounted in one Rise, the handle B01 of the operating mechanism B controls described two contact module A, A by connector 6 ', the connector 6 passes through Moving contact component A2, A ' 2 for being overlapped mutually two contact modules A, A being fitted together ' and the peace of installation housing A1, A ' 1 Dress via A105, A ' 105 make two contact modules A, A ' moving contact component A2, A ' 2 be connected.Rotatably keep apart described The Central Shanxi Plain, as described in the first embodiment the position of two magnets 4 ' two contact moulds being stacked up and down can also be installed in Block A, A ' above contact module A installation housing A1 bottom, described two magnets 4 ' can make a following contact Modules A ' described in moving contact component A ' 2 engage or disengage with the static contact component A ' 3 caused by electric arc from installation housing Gas outlet A ' 103 on A ' 1 is discharged.
The installation site of magnet may be used also in a kind of another embodiment of rotary separation switch provided by the utility model To be to be mounted in two contact modules A, A being stacked up and down retaining described two magnets 4 ' ' above a contact mould Increase is as mentioned in second embodiment below the static contact component A ' 3 while block A installation housing A1 bottoms A pair of polarity are also equipped with mounting groove A ' 104 in installation housing A ' 1 towards the second opposite magnet A ' 5, so as to play enhancing The moving contact component A ' 2 engage or disengage with the static contact component A ' 3 caused by the purpose of electromagnetic force that is subject to of electric arc.
Structure, ratio, size, quantity depicted in the utility model embodiment institute accompanying drawings etc., only coordinating Content disclosed in bright book, so that those skilled in the art understands and reads, being not limited to the utility model can implement Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, In the case where not influenceing the effect of the utility model can be generated and the purpose that can reach, all should still fall disclosed in the utility model Technology contents obtain and can cover in the range of.Meanwhile in this specification it is cited as " on ", " under ", "left", "right", " in Between ", " clockwise ", the term of " counterclockwise " etc., be merely convenient to understanding for narration, and be not used to limit the utility model can be real The scope applied, its relativeness are altered or modified, can be real when being also considered as the utility model in the case where changing technology contents without essence The category applied.

Claims (10)

1. a kind of rotary separation switch contact module with permanent magnet, it includes installation housing, moving contact component and stationary contact Head assembly, the moving contact component is in the moving contact component mounting groove on the installation housing, the static contact component dress It is located at the outside of the moving contact component in static contact mounting groove on the installation housing, the moving contact component can be around Own axes direction rotates, and the moving contact component can connect in the rotation process of own axes direction with the static contact component Close or disengage, it is characterised in that:The contact module also includes at least one pair of magnet, two magnetic at least one pair of described magnet The polarity of body towards on the contrary, can make the moving contact component engage or disengage with the static contact component caused by electric arc from Corresponding gas outlet discharge on housing is installed.
A kind of 2. rotary separation switch contact module with permanent magnet as claimed in claim 1, it is characterised in that:It is described Polarity at least one pair of magnet is located at what the moving contact component rotated around own axes direction towards two opposite magnets On track.
A kind of 3. rotary separation switch contact module with permanent magnet as claimed in claim 1, it is characterised in that:It is described Moving contact component includes revolving fragment and both ends movable contact spring corresponding with the static contact component respectively, the contact end of the movable contact spring Provided with wedge angle.
A kind of 4. rotary separation switch contact module with permanent magnet as claimed in claim 1, it is characterised in that:It is described Polarity at least one pair of magnet can make the moving contact towards opposite two magnets separation installation housing central shaft both sides 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 with permanent magnet as claimed in claim 1, it is characterised in that:It is described Gas outlet positioned at installation housing on, engage or disengage with the moving contact component with the static contact component caused by electric arc by The electromagnetism force direction arrived is corresponding, and electric arc can be excluded from gas outlet.
A kind of 6. rotary separation switch contact module with permanent magnet as claimed in claim 1, it is characterised in that:It is described Polarity at least one pair of magnet is attached separately to install the moving contact component mounting groove bottom on housing towards two opposite magnets In the magnet mounting groove in portion.
A kind of 7. rotary separation switch contact module with permanent magnet as claimed in claim 2, it is characterised in that:It is described A pair of polarity are also equipped with the mounting groove in mounting shell body below static contact component towards the second opposite magnet.
A kind of 8. rotary separation switch contact module with permanent magnet as claimed in claim 7, it is characterised in that:It is described Each magnet and the second magnet at least one pair of magnet are permanent magnets.
A kind of 9. rotary separation switch, it is characterised in that:It is included described at least one claim of any one as described above Contact module and operating mechanism, the operating mechanism are fitted together with described contact module, it is described it is at least one as described above Each contact module of contact module described in any one claim, which is overlapped mutually, to be fitted together, the handle of the operating mechanism By the described contact module of connector control, the connector is through the described contact module for being overlapped mutually and being fitted together The installation via of moving contact component and installation housing makes the moving contact component of contact module be connected.
A kind of 10. rotary separation switch as claimed in claim 9, it is characterised in that:Pole at least one pair of described magnet Property towards two opposite magnets can also be installed in a contact mould above two contact modules being stacked up and down The bottom of the installation housing of block, at least one pair of described magnet can make moving contact component and institute described in a following contact module Electric arc caused by static contact component engagement or disengagement is stated from the gas outlet discharge on installation housing.
CN201720963500.4U 2017-08-03 2017-08-03 A kind of rotary separation switch contact module with permanent magnet Active CN207082482U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720963500.4U CN207082482U (en) 2017-08-03 2017-08-03 A kind of rotary separation switch contact module with permanent magnet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720963500.4U CN207082482U (en) 2017-08-03 2017-08-03 A kind of rotary separation switch contact module with permanent magnet

Publications (1)

Publication Number Publication Date
CN207082482U true CN207082482U (en) 2018-03-09

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Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107424862A (en) * 2017-08-03 2017-12-01 上海良信电器股份有限公司 A kind of rotary separation switch contact module with permanent magnet
WO2020151201A1 (en) * 2019-01-25 2020-07-30 浙江奔一电气有限公司 Moving contact assembly for rotary switch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107424862A (en) * 2017-08-03 2017-12-01 上海良信电器股份有限公司 A kind of rotary separation switch contact module with permanent magnet
WO2020151201A1 (en) * 2019-01-25 2020-07-30 浙江奔一电气有限公司 Moving contact assembly for rotary switch

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