CN107910211A - A kind of bistable operating mechanism and rotary separation switch - Google Patents
A kind of bistable operating mechanism and rotary separation switch Download PDFInfo
- Publication number
- CN107910211A CN107910211A CN201710846623.4A CN201710846623A CN107910211A CN 107910211 A CN107910211 A CN 107910211A CN 201710846623 A CN201710846623 A CN 201710846623A CN 107910211 A CN107910211 A CN 107910211A
- Authority
- CN
- China
- Prior art keywords
- limiting slot
- limited block
- moving contact
- torsional spring
- operating mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3042—Power arrangements internal to the switch for operating the driving mechanism using spring motor using a torsion spring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/14—Energy stored by deformation of elastic members by twisting of torsion members
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The present invention provides a technical solution there is provided a kind of bistable operating mechanism.Another technical solution of the present invention there is provided a kind of rotary separation switch, it is characterised in that including above-mentioned bistable operating mechanism, bistable operating mechanism drives multiple multistage linking mechanisms stacked on top of one another.It is an advantage of the invention that：1) it is simple in structure, amount of parts is few；2) there is reliable and stable bistable torsional spring to make power structure；3) during rotatable handle, torsional spring is compressed torsional spring of the invention, stores energy, and when rotatable handle crosses dead-centre position, torsional spring stored energy abrupt release in itself, contact quick-make；At the same time during handle separating brake, torsional spring is similarly compressed, and stores energy, and when rotatable handle crosses dead-centre position, stored energy abrupt release, contact quickly disconnect torsional spring in itself.
Description
Technical field
A kind of operating mechanism the present invention relates to change-over switch and the rotary separation switch using the operating mechanism, belong to
Low voltage electrical equipment field.
Background technology
Rotary switch should have in open position, between dynamic and static contact as a kind of disconnecting switch and meet regulation requirement
Insulation distance, and switching, there is obvious disconnect to indicate；In closing position, contact should be able to be carried under normal loop condition
Electric current under electric current and at the appointed time exceptional condition.
The rotary switch being currently known all includes operating mechanism and on-off system, and on-off system is sandwich construction, each layer
Include housing, the dynamic and static contact for being used for connection and disjunction that housing carries, multiple layers of moving contact turns around same rotation axis
Dynamic, the moving contact of each layer is separated with corresponding static contact, closed, while can realize the switching of multiple circuits, or string
Join multilayer to improve break-make performance.
A kind of rotary switch operating mechanism, including housing, driving are disclosed in the patent of Publication No. CN104040662A
Component and slave unit, the pit to cooperate with the elastic arm on slave unit is provided with the housing sidewall, is formed
First lock position and the second lock position.On lock position, the elastic arm on slave unit is resisted against in the pit of housing
It is motionless, rotary drive so that spring assembly energy storage, will reach define position when, actuator drives the elasticity on driven member
Arm moves inward in radial position, forces the elastic arm on slave unit to depart from from the pit of housing, at this time, it can be in energy storage
Rotated to rapidly under the action of spring up to the second lock position.The shortcomings that this kind of operating mechanism, is：Since slave unit is
Movement between on one lock position and the second lock position is realized by the deformation of elastic arm, therefore slave unit
Material performance requirement is higher, and need to ensure the elasticity of elastic arm under certain environmental conditions, and need to realize certain mechanical longevity
Life, and existing plastic part is extremely difficult to, operating mechanism fails because following the string or being broken after certain number is acted, especially
It is to need under some particular surroundings using rotary switch, such as the material of environment temperature slave unit in -40 DEG C or+85 DEG C
Material performance can not be met the requirements, so as to reduce the reliability of whole operation mechanism.
A kind of rotary switch operating mechanism is disclosed in the patent of Publication No. CN104040662A, includes housing, institute
An annular groove is provided with the housing stated, at least two gear grooves, institute are provided with the inner ring surface of the annular groove
The switching device switched between each gear groove is also equiped with the housing stated, the switching device, which includes, to be turned
Axis, torsional spring, the cam bit of ellipse, slide and rotatable lamella, the shaft are threaded through on housing, and the inner of the shaft
Extend in annular groove, a bumping square is provided with the inner end of the shaft, is also set up on the bumping square
Have one and the concentric pillar of shaft, offered on oval cam bit one it is square recessed with the bumping square phase scarf
Groove, oval cam piece are provided with a radial projection along its short-axis direction, axial projection are additionally provided with the radial projection,
The rotatable lamella is located in annular groove, and is corresponded on the bottom surface of the annular groove and offer locating rotation hole, described turn
The positioning inserting column that pivotal fit is formed with the locating rotation hole, the upper end of the rotatable lamella are correspondingly provided with the lower face of movable plate
A radial slippage groove is offered on face, is correspondingly provided with the radial slippage groove of the rotatable lamella and forms pivotal fit with the pillar
Jack, and the jack and positioning inserting column it is concentric.The slide is flush-mounted in the radial slippage groove, and can be along institute
The slip of radial slippage groove radial alignment is stated, the slide is provided with slide block in one end of its glide direction, described turn
Movable plate is additionally provided with a rotatable lamella block, the rotatable lamella block and slide block in the radial outside of the slide block
Between be clamped with compression spring, and under the action of the compression spring, slide block is outer with the oval cam piece
Side face is formed and contacted, and the slide is provided with gear convex block in the other end of its glide direction, and works as the short of cam bit
Shaft end outer circumferential surface turns to when being abutted against with slide block, and the gear convex block is embedded into gear groove；Work as cam bit
Longitudinal end outer circumferential surface turn to when being abutted against with slide block, the gear convex block keeps separating with gear groove, institute
On the inner of the torsion spring set stated loaded on shaft, and end is extended in parallel equipped with two, axial projection and slide on the cam bit
On gear convex block be clamped in the two of torsional spring and extend in parallel between end.It is axial that limitation torsional spring is additionally provided with the shaft
The flange of play.The outer end of the shaft is pierced by outside housing, and is equiped with knob, and knob is equipped with direction board.This kind of operation machine
Structure structure is more complicated, and amount of parts is relatively more and difficult forming, and processing and manufacturing process is relatively more, so that whole operation
Mechanism assembling is difficult, and production cost is higher.
The content of the invention
The object of the present invention is to provide switching device a kind of simple in structure and high stability.Another object of the present invention
It is to provide a kind of rotary separation switch using above-mentioned switching switch.
In order to achieve the above object, a technical solution of the invention there is provided a kind of bistable operating mechanism, its
It is characterized in that, including housing, housing central section are equipped with circular through hole, are equipped with what can be freely rotated around own axes in circular through hole
Connecting component, connecting component top edge are uniformly distributed circumferentially equipped with least three arc grooves, arc groove, connecting component
The rotary part being coaxial therewith is equipped with, rotary part bottom is equipped with the projection cube structure equal with arc groove quantity, all convex
Block structure is respectively arranged in corresponding arc groove, in rotary part rotation process, one from arc groove of projection cube structure
Side wall moves to another side wall, and rotary part is connected with the spring storage unit that a pair is arranged symmetrically, when rotary part is to one
When a direction rotates, in the first half term of rotation, spring storage unit storage energy, is crossing the second half at dead point, by spring energy-storage
ComponentDrive rotary part quickly to be rotated to same direction, complete to close a floodgate or separating brake acts；Rotation member is equipped with hand
Handle connector, handle connector are connected with handle, and handle drives rotary part to rotate by handle connector.
Preferably, convex block mechanism is equipped with the top of the rotary part, the handle connector is stuck in institute by convex block mechanism
State on rotary part.
Preferably, each spring storage unit includes the torsional spring with two arm of forces, and an arm of force of torsional spring is with setting
There is the torsional spring connector on the rotary part to be connected, another arm of force of torsional spring and fixed spring support on the housing
It is connected.
Preferably, structure stuck when preventing torsional spring in stress is equipped near each torsional spring, structure is fixed on
On the housing.
Another technical solution of the present invention there is provided a kind of rotary separation switch, it is characterised in that including above-mentioned
Bistable operating mechanism, bistable operating mechanism drives multiple multistage linking mechanisms stacked on top of one another, each multi-cascade
Motivation structure includes body, and body has a superstructure and a substructure, and superstructure is equipped with and is located along the same line
Limiting slot one and limiting slot two, moving contact is placed in limiting slot one and limiting slot two, in limiting slot one and limiting slot two
Arranged on left and right sides is respectively equipped with slot one and slot two；
The multistage linking mechanism and between the body of the superiors, and pass through connection between two neighboring body
Mechanism is connected, and bindiny mechanism includes the substructure arranged on current body or compact heap one, compact heap in the connecting component
2nd, limited block one and limited block two；
Compact heap one and compact heap two are engaged with the limiting slot one and limiting slot two of adjacent bodies respectively, current body or
After the limiting slot one and limiting slot two of compact heap one and compact heap two the insertion adjacent bodies of the connecting component, by executing agency
Moving contact compress, limited block one and limited block two, limited block one and limited block are equipped between compact heap one and compact heap two
Gap between two is more than the limited block one and the insertion phase of limited block two of the width of moving contact, current body or the connecting component
It is after the superstructure of adjacent body, part of the moving contact between limiting slot one and limiting slot two is spacing in limited block one and limit
Between the block two of position, and limited block one is close to the slot one and slot two of adjacent bodies with the end of limited block two.
Preferably, the executing agency includes moving contact and the terminal plate positioned at moving contact front and rear ends, the material of moving contact
Matter is high conductivity copper material, and moving contact and terminal plate pass through silver-plated process, and the front and rear ends of moving contact is respectively equipped with a use
In the shrapnel for providing contact pressure, shrapnel and respective terminal plate rivet, the side of shrapnel and moving contact joining part formed with
Arc striking mechanism, arc striking mechanism has the function of first to contact to be disconnected afterwards.
Preferably, at least two boss are equipped among moving contact, boss insertion is used for the multistage linking for placing moving contact
In the groove of mechanism, this groove and boss structure play the role of spacing moving contact together.
Preferably, the terminal plate and external cable use basket type connection terminal structure, can preferably ensure that electricity connects
Tactile is solid and reliable, effectively reduces contact resistance.
It is an advantage of the invention that：
1) it is simple in structure, amount of parts is few；
2) there is reliable and stable bistable torsional spring to make power structure；
3) during rotatable handle closes a floodgate, torsional spring is compressed torsional spring of the invention, stores energy, and revolve in handle
When turning over dead-centre position, torsional spring stored energy abrupt release in itself, contact quick-make；At the same time in the process of handle separating brake
In, torsional spring is similarly compressed, and stores energy, and when rotatable handle crosses dead-centre position, torsional spring stored energy wink in itself
Between discharge, contact quickly disconnects.
Brief description of the drawings
Fig. 1 is a kind of explosive view of bistable operating mechanism provided by the invention；
Fig. 2 is a kind of top view of bistable operating mechanism provided by the invention；
Fig. 3 is the side view and a pole multistage linking mechanism of a kind of bistable operating mechanism provided by the invention；
Fig. 4 and Fig. 5 is the structure diagram of multistage linking mechanism；
Fig. 6 is executing agency's schematic diagram；
Fig. 7 is moving contact schematic diagram.
A kind of Fig. 8 front views of rotary separation switch provided by the invention；
Embodiment
To become apparent the present invention, hereby with preferred embodiment, and attached drawing is coordinated to be described in detail below.
With reference to Fig. 1 and Fig. 2, a kind of bistable operating mechanism provided by the invention, including housing 1, the middle part of housing 1 are equipped with
Circular through hole 11, being equipped with circular through hole 11 can be around the connecting component 2 that own axes are freely rotated.2 top sides of connecting component
Edge is uniformly distributed circumferentially equipped with least three arc grooves 21, arc groove 21.Connecting component 2 is equipped with the rotation being coaxial therewith
Rotation member 3.3 bottom of rotary part is equipped with the projection cube structure 33 equal with 21 quantity of arc groove, and all projection cube structures 33 are distinguished
In corresponding arc groove 21.In 3 rotation process of rotary part, a side wall of the projection cube structure 33 from arc groove 21
Another side wall is moved to, rotary part 3 is connected with the spring storage unit that a pair is arranged symmetrically, when rotary part 3 is to one
When direction rotates, spring storage unit storage energy, and spring storage unit drives rotary part 3 to another side at the same time at the same time
To rotation.Rotary part 3 is equipped with convex block mechanism 32 equipped with top, and handle connector 4 is stuck in the rotation by convex block mechanism 32
On rotation member 3, handle connector 4 is connected with handle, and handle drives rotary part 3 to rotate by handle connector 4.
Each spring storage unit includes the torsional spring 5 with two arm of forces, and an arm of force of torsional spring 5 is with being equipped with rotary part
Torsional spring connector 31 on 3 is connected, another arm of force of torsional spring 5 is connected with the spring support 6 being fixed on housing 1.Each
Being equipped near torsional spring 5 prevents the component 7 stuck in stress of torsional spring 5, and component 7 is fixed on the housing 1.
With reference to Fig. 3, a kind of rotary separation switch disclosed by the invention mainly includes bistable operating mechanism 8, multiple
The multistage linking mechanism 9 of stacking and spacing executing agency is fixed by multistage linking mechanism 9, by bistable operating mechanism 8
Drive multiple multistage linking mechanisms 9 stacked on top of one another.
As shown in Figures 4 and 5, the multistage linking mechanism in the present invention, including body, the overall shape of body is circle.
Body has a superstructure and a substructure.Superstructure can be defined as a bridge-shaped contact stent, for propping up
Support the moving contact 10 of executing agency.Superstructure includes the limiting slot 1 and limiting slot 2 92 being located along the same line, and moves and touches
Head is placed in limiting slot 1 and limiting slot 2 92, is respectively equipped with the arranged on left and right sides of limiting slot 1 and limiting slot 2 92
Slot 1 and slot 2 94.
The substructure of body is used to compress moving contact 10.By the superstructure of current body and the lower junction of adjacent bodies
After structure links together, the effect of rotating power at different levels is transmitted, such a part just possesses three functions, and structure is tight
Gather, it is reliable and stable.
The substructure of current body is equipped with matched with the limiting slot 1 and limiting slot 2 92 of adjacent bodies respectively
Compact heap 1 and compact heap 2 96.The compact heap 1 and compact heap 2 96 of current body are inserted into the limiting slot one of adjacent bodies
91 and limiting slot 2 92 after, by limiting slot 1 and limiting slot 2 92 moving contact compress.In compact heap 1 and pressure
Limited block 1 and limited block 2 98 are equipped between tight block 2 96, the gap between limited block 1 and limited block 2 98 is more than dynamic
The width of contact 10.The limited block 1 of current body is inserted into limited block 2 98 in the superstructure of adjacent bodies, is touched dynamic
Part of the head between limiting slot 1 and limiting slot 2 92 is spacing between limited block 1 and limited block 2 98 and spacing
Block 1 is close to the slot 1 and slot 2 94 of adjacent bodies with the end of limited block 2 98.
With reference to Fig. 3, the supporting role of limiting slot 1 and the offer moving contact of limiting slot 2 92, wherein both sides inner edge are touched with dynamic
Head contact, plays spacing moving contact, so in rotation, moving contact 10 will not move left and right.Slot 1 and slot 2 94
Play the role of torsion between offer level in two sides.Compact heap 1 and compact heap 2 96 play the role of compressing moving contact.It is spacing
Block 1 and limited block 2 98 are bonded with slot 1 and slot 2 94, transmit the effect of torsion between level.
4 bottom of handle connector also is provided with the compact heap one 95 identical with the substructure of body, compact heap 2 96, spacing
Block 1 and limited block 2 98 so that handle connector 4 can be combined with the superstructure of the body positioned at the superiors, so that
Torque is down transmitted.
As shown in fig. 6, the executing agency of the present invention with lower component mainly by being formed：Contact shrapnel 12, terminal plate 11, move and touch
First 10 etc..Moving contact 10 and terminal plate 11 do silver-plated process, and the wherein material of moving contact 10 itself is red copper, and such resistance is lower,
Conduction can be more reliable, and temperature rise is lower.With reference to Fig. 7, there are two small boss 14 among moving contact 10, important function is spacing.It is dynamic to touch
First 10 after being installed on the body of multistage linking mechanism 9, ensures that moving contact 10 can not move in rotary course, position
Relatively reliable fixation.There is a contact shrapnel 12 on terminal plate 11, be riveted on securely on terminal plate 11 by two riveting locations.
Contact shrapnel 12 provides contact pressure, has an arc striking mechanism 13 on contact shrapnel 12.When rotary switch disconnects, pass through striking machine
13 pilot arc of structure enters arc-chutes, plays the role of quickly extinguishing electric arc, while it is (same to be provided with the structure for first contacting and disconnecting afterwards
Sample is such as the arc striking mechanism 13 in Fig. 7), improve the mechanical electric service life.Terminal plate 11 and external cable are connect using basket type at the same time
Line end minor structure, such contact resistance is lower, and terminal temperature rise is lower, and power consumption is lower.
Claims (8)
1. a kind of bistable operating mechanism, it is characterised in that including housing (1), circular through hole is equipped with the middle part of housing (1)
(11), being equipped with circular through hole (11) can be around the connecting component (2) that own axes are freely rotated, connecting component (2) top sides
Edge is uniformly distributed circumferentially equipped with least three arc grooves (21), arc groove (21), and connecting component (2) is equipped with same with it
The rotary part (3) of axis, rotary part (3) bottom are equipped with the projection cube structure (33) equal with arc groove (21) quantity, own
Projection cube structure (33) is respectively arranged in corresponding arc groove (21), in rotary part (3) rotation process, projection cube structure (33)
Another side wall is moved to from a side wall of arc groove (21), rotary part (3) is stored with a pair of spring being arranged symmetrically
Component is connected, when rotary part (3) is rotated to a direction, in the first half term of rotation, and spring storage unit storage energy,
Cross the second half at dead point, from spring energy-storage component driving rotary part (3) quickly to same direction rotate, complete close a floodgate or
Separating brake acts；Rotary part (3) is equipped with handle connector (4), and handle connector (4) is connected with handle, and handle passes through handle
Connector (4) driving rotary part (3) rotates.
2. a kind of bistable operating mechanism as claimed in claim 1, it is characterised in that set at the top of the rotary part (3)
There is convex block mechanism (32), the handle connector (4) is stuck on the rotary part (3) by convex block mechanism (32).
A kind of 3. bistable operating mechanism as claimed in claim 1, it is characterised in that each spring storage unit bag
Include the torsional spring (5) with two arm of forces, an arm of force of torsional spring (5) and the torsional spring connector being equipped with the rotary part (3)
(31) it is connected, another arm of force of torsional spring (5) is connected with the spring support (6) being fixed on the housing (1).
4. a kind of bistable operating mechanism as claimed in claim 3, it is characterised in that in the attached of each torsional spring (5)
Near be equipped with prevents torsional spring (5) structure (7) stuck in stress, and structure (7) is fixed on the housing (1).
A kind of 5. rotary separation switch, it is characterised in that including bistable operating mechanism (8) as claimed in claim 1,
Bistable operating mechanism (8) drives multiple multistage linking mechanisms (9) stacked on top of one another, and each multistage linking mechanism (9) includes
Body, body have a superstructure and a substructure, and superstructure is equipped with the limiting slot one being located along the same line
(91) and limiting slot two (92), moving contact (10) is placed in limiting slot one (91) and limiting slot two (92), in limiting slot one
(91) and the arranged on left and right sides of limiting slot two (92) is respectively equipped with slot one (93) and slot two (94)；
The multistage linking mechanism (9) and between the body of the superiors, and passes through connection between two neighboring body
Mechanism is connected, bindiny mechanism include arranged on the substructure of current body or compact heap one (95) in the connecting component (2),
Compact heap two (96), limited block one (97) and limited block two (98)；
The limiting slot one (91) and limiting slot two (2) of compact heap one (95) and compact heap two (96) respectively with adjacent bodies match
Close, the limiting slot of compact heap one (95) and compact heap two (96) the insertion adjacent bodies of current body or the connecting component (2)
Behind one (91) and limiting slot two (92), the moving contact (10) of executing agency is compressed, in compact heap one (95) and compact heap two
(96) limited block one (97) and limited block two (98) are equipped between, the gap between limited block one (97) and limited block two (98) is big
The limited block one (97) of width in moving contact (10), current body or the connecting component (2) is inserted into limited block two (98)
It is after the superstructure of adjacent bodies, part of the moving contact (10) between limiting slot one (91) and limiting slot two (92) is spacing
Between limited block one (97) and limited block two (98), and limited block one (97) is close to adjacent with the end of limited block two (98)
The slot one (93) and slot two (94) of body.
6. a kind of rotary separation switch as claimed in claim 5, it is characterised in that the executing agency includes moving contact
(10) and the terminal plate (11) positioned at moving contact (10) front and rear ends, the material of moving contact (10) is high conductivity copper material, moves and touches
Head (10) and terminal plate (11) pass through silver-plated process, the front and rear ends of moving contact (10) be respectively equipped with one it is tactile for providing
The shrapnel (12) of head pressure, shrapnel (12) are riveted with respective terminal plate (11), shrapnel (12) and moving contact (10) joining part
Side formed with arc striking mechanism (13), arc striking mechanism (13) has the function of first to contact to be disconnected afterwards.
7. a kind of rotary separation switch as claimed in claim 6, it is characterised in that be equipped with least among moving contact (10)
Two boss (14), boss (14) is embedded to be used to place in the groove of multistage linking mechanism (9) of moving contact (10).
8. a kind of rotary separation switch as claimed in claim 6, it is characterised in that the terminal plate (11) and external cable
Using basket type connection terminal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710846623.4A CN107910211A (en) | 2017-09-19 | 2017-09-19 | A kind of bistable operating mechanism and rotary separation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710846623.4A CN107910211A (en) | 2017-09-19 | 2017-09-19 | A kind of bistable operating mechanism and rotary separation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107910211A true CN107910211A (en) | 2018-04-13 |
Family
ID=61840123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710846623.4A Pending CN107910211A (en) | 2017-09-19 | 2017-09-19 | A kind of bistable operating mechanism and rotary separation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107910211A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045211A (en) * | 2018-10-15 | 2020-04-21 | 宏星技术股份有限公司 | Head-mounted display device |
| CN113990702A (en) * | 2021-10-09 | 2022-01-28 | 江苏大全凯帆开关股份有限公司 | Isolating switch |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5721449A (en) * | 1996-02-20 | 1998-02-24 | Advance Controls, Inc. | Cam operated inverter bypass safety switch |
| CN101178984A (en) * | 2007-09-24 | 2008-05-14 | 施耐德万高（天津）电气设备有限公司 | Contact system capable of automatically change-over switching electric appliance |
| CN103582922A (en) * | 2011-06-07 | 2014-02-12 | Abb有限公司 | Switch |
| CN105070569A (en) * | 2015-07-30 | 2015-11-18 | 科都电气有限公司 | Operating mechanism of rotary switch and rotary switch having the same |
-
2017
- 2017-09-19 CN CN201710846623.4A patent/CN107910211A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5721449A (en) * | 1996-02-20 | 1998-02-24 | Advance Controls, Inc. | Cam operated inverter bypass safety switch |
| CN101178984A (en) * | 2007-09-24 | 2008-05-14 | 施耐德万高（天津）电气设备有限公司 | Contact system capable of automatically change-over switching electric appliance |
| CN103582922A (en) * | 2011-06-07 | 2014-02-12 | Abb有限公司 | Switch |
| CN105070569A (en) * | 2015-07-30 | 2015-11-18 | 科都电气有限公司 | Operating mechanism of rotary switch and rotary switch having the same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045211A (en) * | 2018-10-15 | 2020-04-21 | 宏星技术股份有限公司 | Head-mounted display device |
| CN113990702A (en) * | 2021-10-09 | 2022-01-28 | 江苏大全凯帆开关股份有限公司 | Isolating switch |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180413 |
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| RJ01 | Rejection of invention patent application after publication |