CN207705082U - Bistable state operating mechanism and rotary separation switch - Google Patents
Bistable state operating mechanism and rotary separation switch Download PDFInfo
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- CN207705082U CN207705082U CN201721200079.8U CN201721200079U CN207705082U CN 207705082 U CN207705082 U CN 207705082U CN 201721200079 U CN201721200079 U CN 201721200079U CN 207705082 U CN207705082 U CN 207705082U
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- limited block
- limiting slot
- moving contact
- slot
- ontology
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Abstract
The utility model provides a technical solution, and there is provided a kind of bistable state operating mechanisms.There is provided a kind of rotary separation switch for another technical solution of the utility model, which is characterized in that including above-mentioned bistable state operating mechanism, bistable state operating mechanism drives multiple multistage linking mechanisms stacked on top of one another.The utility model has the advantages that：1) simple in structure, amount of parts is few；2) there is reliable and stable bistable torsional spring to make power structure；3) in rotatable handle making process, compression spring is compressed the compression spring of the utility model, stores energy, and when rotatable handle crosses dead-centre position, energy abrupt release, contact quick-make stored by compression spring itself；Simultaneously during handle separating brake, compression spring is similarly compressed, and stores energy, and when rotatable handle crosses dead-centre position, and energy abrupt release, contact quickly disconnect stored by compression spring itself.
Description
Technical field
The utility model is related to a kind of operating mechanism of change-over switch and using the operating mechanism rotary separation switch,
Belong to low voltage electrical equipment field.
Background technology
Rotary switch is as a kind of disconnecting switch, should have in open position, between dynamic and static contact and meet prescribed requirement
Insulation distance, and switching, there is apparent disconnect to indicate；In closing position, contact should be able to carry 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 multilayered structure, each layer
Include shell, shell carry for connecting and the dynamic and static contact of disjunction, multiple layers of moving contact is around same rotation axis turn
Dynamic, the moving contact of each layer is detached with corresponding static contact, is 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 shell, driving are disclosed in the patent of Publication No. CN104040662A
Component and slave unit, are provided in the housing sidewall and the mutually matched pit of elastic arm on slave unit, are 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 shell
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 be detached from from the pit of shell, at this point, it can be in energy storage
Rotation reaches the second lock position rapidly under the action of spring.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 acting certain number, especially
Be under some particular surroundings needed using rotary switch, for example, environment temperature slave unit in -40 DEG C or+85 DEG C material
Material performance cannot be satisfied requirement, 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 shell, institute
Setting is provided at least two gear grooves, institute there are one annular groove on the inner ring surface of the annular groove on the shell stated
The switching device switched between each gear groove is also installed on the shell stated, the switching device includes to turn
Axis, torsional spring, the cam bit of ellipse, slider and rotatable lamella, the shaft are threaded through on shell, and the inner end of the shaft
It extends in annular groove, a bumping square is provided on the inner end end of the shaft, is also set up on the bumping square
There are one and the concentric pillar of shaft, is opened up on oval cam bit there are one rectangular recessed with the bumping square phase scarf
Slot, oval cam piece are provided with a radial projection along its short-axis direction, axial projection are additionally provided in 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
Be correspondingly provided on the lower face of movable plate with the locating rotation hole constitute pivotal fit positioning inserting column, the rotatable lamella it is upper
A radial slippage slot is offered on end face, is correspondingly provided with to constitute to be pivotally connected with the pillar in the radial slippage slot of the rotatable lamella and be matched
The jack of conjunction, and the jack and positioning inserting column are concentric.The slider is flush-mounted in the radial slippage slot, and can edge
The radial slippage slot radial alignment sliding, the slider is provided with slider block in one end of its glide direction, described
Rotatable lamella is additionally provided with a rotatable lamella block in the radial outside of the slider block, and the rotatable lamella block is kept off with slider
Compressed spring is clamped between block, and under the action of the compressed spring, slider block and the oval cam piece
Peripheral surface formation contacts, and the slider is provided with gear convex block in the other end of its glide direction, and when cam bit
Short axle end peripheral surface turns to when being abutted against with slider block, and the gear convex block is embedded into gear groove；Work as cam
The longitudinal end peripheral surface of piece turns to when being abutted against with slider block, and the gear convex block is detached with the holding of gear groove,
On inner end of the torsion spring set loaded on shaft, and end, the axial projection on the cam bit and sliding are extended in parallel equipped with two
The gear convex block of on piece is clamped in the two of torsional spring and extends in parallel between end.Limitation torsion axis is additionally provided in the shaft
To the flange of play.The outer end of the shaft is pierced by outside shell, and is installed with knob, and knob is equipped with direction board.This kind operates
Mechanism structure is more complicated, and amount of parts is relatively more and difficult forming, and processing and manufacturing process is relatively more, so that entirely grasping
Make mechanism assembling difficulty, production cost is higher.
Invention content
The purpose of this utility model is to provide switching device a kind of simple in structure and high stability.The utility model it is another
One purpose is to provide a kind of rotary separation switch switched using above-mentioned switching.
In order to achieve the above object, a technical solution of the utility model is there is provided a kind of bistable state operating mechanism,
It is characterised in that it includes pedestal, the middle part of pedestal is equipped with the cam that can be rotated about axis, and the arranged on left and right sides of cam is respectively equipped with
One sliding block, each sliding block are connected with a compression spring respectively.
There is provided a kind of rotary separation switch for another technical solution of the utility model, which is characterized in that including
Above-mentioned bistable state operating mechanism, bistable state operating mechanism drive multiple multistage linking mechanisms stacked on top of one another, each multi-cascade
Motivation structure includes ontology, and there are one superstructure and a substructure, superstructures to be equipped with and be located along the same line for ontology tool
Limiting slot one and limiting slot two, moving contact be 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 pass through connection between the ontology of top layer and between two neighboring ontology
Mechanism is connected, and bindiny mechanism includes the substructure set on current ontology or compact heap one, compact heap in the connecting component
Two, limited block one and limited block two；
Compact heap one and compact heap two are matched with the limiting slot of adjacent bodies one and limiting slot two respectively, current ontology or
After the compact heap one and compact heap two of the connecting component are inserted into limiting slot one and the limiting slot two of adjacent bodies, 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 ontology or the connecting component
After the superstructure of adjacent ontology, by part limit of the moving contact between limiting slot one and limiting slot two 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 passing through silver-plated process and the moving contact made of high conductivity copper material, moves and touches
The front and rear ends of head are respectively equipped with a shrapnel for providing contact pressure, and each shrapnel and one pass through silver-plated process
Terminal plate rivet, shrapnel be formed with the side of moving contact joining part have simultaneously first contact after break function striking machine
Structure.
Preferably, at least two boss are equipped among moving contact, boss is embedded in the multistage linking for placing moving contact
In the groove of mechanism, this groove and boss structure play the role of limiting 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.
The utility model has the advantages that：
1）It is simple in structure, amount of parts is few；
2）Make power structure with reliable and stable bistable compression spring；
3）During rotatable handle closes a floodgate, compression spring is compressed the compression spring of the utility model, stores energy, and in hand
When handle rotates through dead-centre position, energy abrupt release, contact quick-make stored by compression spring itself；Simultaneously in handle separating brake
In the process, compression spring is similarly compressed, and stores energy, and when rotatable handle crosses dead-centre position, energy stored by compression spring itself
Abrupt release is measured, contact quickly disconnects.
Description of the drawings
Fig. 1 is a kind of vertical view of bistable state operating mechanism provided by the utility model；
Fig. 2 is a kind of front view of rotary separation switch provided by the utility model；
Fig. 3 and Fig. 4 is the structural schematic diagram of multistage linking mechanism；
Fig. 5 is executing agency's schematic diagram；
Fig. 6 is moving contact schematic diagram.
Specific implementation mode
To make the utility model be clearer and more comprehensible, hereby with preferred embodiment, and attached drawing is coordinated to be described in detail below.
In conjunction with Fig. 2, a kind of rotary separation switch disclosed by the utility model includes mainly bistable state operating mechanism 7, more
The multistage linking mechanism 8 of a stacking and the executing agency that limit is fixed by multistage linking mechanism 8, by bistable state operating mechanism 7
Drive multiple multistage linking mechanisms 8 stacked on top of one another.
In conjunction with Fig. 1, bistable state operating mechanism 7 has bistable state and quick-make fast using cam slide mechanism, this structure
Fast break function, including pedestal 1, cam 2 are rotating part, sliding block 3 two, compression spring 4 two etc..
It is initially at open position：4 stress of compression spring is minimum, and cam 2 when rotated, pushes sliding block 3 that compression spring 4 is made to compress stress,
When reaching the most vertex of cam 2,4 stress of compression spring is maximum, has crossed this vertex, the quick-make under the promotion of compression spring 4 of cam 2；
Similarly in closed position：The motion process quickly disconnected is the same as being described above.
Since there are two sets of same sliding blocks and compressed spring structure in both sides, so this operating mechanism equally has bistable state work(
Energy.
As shown in Figures 3 and 4, the multistage linking mechanism 8 in the utility model, including ontology 9, the overall shape of ontology 9
For circle.There are one superstructure and a substructures for the tool of ontology 9.Superstructure can be defined as a bridge-shaped contact branch
Frame is used to support the moving contact 10 of executing agency.Superstructure includes the limiting slot 1 and limiting slot being located along the same line
2 92, moving contact is placed in limiting slot 1 and limiting slot 2 92, in the arranged on left and right sides of limiting slot 1 and limiting slot 2 92
It is respectively equipped with slot 1 and slot 2 94.
The substructure of ontology 9 is for compressing moving contact 10.It will be under the superstructure of current ontology 9 and adjacent bodies 9
After portion's structure links together, the effect of the power of rotations at different levels is transmitted, such a part just has three functions, structure
It is compact, it is reliable and stable.
The substructure of current ontology 9 is equipped with to be matched with the limiting slot of adjacent bodies 91 and limiting slot 2 92 respectively
Compact heap 1 and compact heap 2 96.The compact heap 1 and compact heap 2 96 of current ontology 9 are inserted into the limit of adjacent bodies 9
After slot 1 and limiting slot 2 92, the moving contact in limiting slot 1 and limiting slot 2 92 is compressed.In compact heap 1
And limited block 1 and limited block 2 98 are equipped between compact heap 2 96, the gap between limited block 1 and limited block 2 98 is big
In the width of moving contact 10.The limited block 1 of current ontology 9 is inserted into limited block 2 98 in the superstructure of adjacent bodies 9,
Part of the moving contact between limiting slot 1 and limiting slot 2 92 is limited between limited block 1 and limited block 2 98,
And limited block 1 is close to the slot 1 and slot 2 94 of adjacent bodies 9 with the end of limited block 2 98.
In conjunction with 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 limit moving contact, in this way in rotation, moving contact 10 will not move left and right.Slot 1 and slot 2 94
Play the role of torsion between offer grade in two sides.Compact heap 1 and compact heap 2 96 play the role of compressing moving contact.Limit
Block 1 and limited block 2 98 are bonded with slot 1 and slot 2 94, transmit the effect of torsion between grade.
4 bottom of handle connector also is provided with compact heap 1 identical with the substructure of ontology 9, compact heap 2 96, limit
Position block 1 and limited block 2 98 so that handle connector 4 can be combined with the superstructure of the ontology 9 positioned at top layer,
To which torque be transmitted down.
As shown in figure 5, the executing agency of the utility model with lower component mainly by being constituted：Contact shrapnel 12, terminal plate 11,
Moving contact 10 etc..Moving contact 10 and terminal plate 11 do silver-plated process, and the wherein material of moving contact 10 itself is high conductivity copper material（Example
Such as：Red copper）, such resistance is lower, and conduction can be more reliable, and Wen Shenggeng is low.In conjunction with Fig. 6, there are two small boss for 10 centre of moving contact
14, important function is limit.After moving contact 10 is on the ontology 9 for be installed to multistage linking mechanism 9, ensure that moving contact 10 can
It is not moved in rotary course, the relatively reliable fixation in position.There is a contact shrapnel 12 on terminal plate 11, passes through two riveting locations
It is riveted on securely on terminal plate 11.Contact shrapnel 12 provides contact pressure, has an arc striking mechanism 13 on contact shrapnel 12.It is revolving
When turning on shutdown and opening, arc-chutes are entered by 13 pilot arc of arc striking mechanism, plays the role of quickly extinguishing electric arc, be arranged simultaneously
There is the structure for first contacting and disconnecting afterwards, improves the mechanical electric service life.Terminal plate 11 and external cable use basket type terminals simultaneously
Minor structure, such contact resistance is lower, and terminal Wen Shenggeng is low, and power consumption is lower.
Claims (5)
1. a kind of bistable state operating mechanism, which is characterized in that including pedestal（1）, pedestal（1）Middle part be equipped with can be rotated about axis
Cam（2）, cam（2）Arranged on left and right sides be respectively equipped with a sliding block（3）, each sliding block respectively with a compression spring（4）Phase
Even.
2. a kind of rotary separation switch, which is characterized in that including bistable state operating mechanism as described in claim 1（7）, double
Steady state operation mechanism（7）Drive multiple multistage linking mechanisms stacked on top of one another（8）, each multistage linking mechanism（8）Including ontology
（9）, ontology（9）There are one superstructure and a substructure, superstructures to be equipped with the limiting slot being located along the same line for tool
One（91）And limiting slot two（92）, moving contact（10）It is placed on limiting slot one（91）And limiting slot two（92）It is interior, in limiting slot one
（91）And limiting slot two（92）Arranged on left and right sides be respectively equipped with slot one（93）And slot two（94）；
The connecting component and the ontology for being located at top layer（9）Between and two neighboring ontology（9）Between pass through connect machine
Structure is connected, and bindiny mechanism includes being set to current ontology（9）Substructure or the connecting component on compact heap one（95）, pressure
Tight block two（96）, limited block one（97）And limited block two（98）；
Compact heap one（95）And compact heap two（96）Respectively with adjacent bodies（9）Limiting slot one（91）And limiting slot two（92）Phase
Cooperation, current ontology（9）Or the connecting component（2）Compact heap one（95）And compact heap two（96）It is inserted into the limit of adjacent bodies
Position slot one（91）And limiting slot two（92）Afterwards, by the moving contact of executing agency（10）It compresses, in compact heap one（95）And compact heap
Two（96）Between be equipped with limited block one（97）And limited block two（98）, limited block one（97）With limited block two（98）Between gap
More than moving contact（10）Width, current ontology（9）Or the connecting component（2）Limited block one（97）With limited block two（98）
It is inserted into adjacent bodies（9）Superstructure after, by moving contact（10）Positioned at limiting slot one（91）And limiting slot two（92）Between
Part limit is in limited block one（97）With limited block two（98）Between, and limited block one（97）With limited block two（98）End it is tight
Paste the slot one of adjacent bodies（93）And slot two（94）.
3. a kind of rotary separation switch as claimed in claim 2, which is characterized in that the executing agency includes by silver-plated
Processing and the moving contact made of red copper（10）, moving contact（10）Front and rear ends be respectively equipped with one for providing contact pressure
The shrapnel of power（12）, each shrapnel（12）With a terminal plate Jing Guo silver-plated process（11）Riveting, shrapnel（12）With moving contact
（10）The side of joining part is formed with while having the arc striking mechanism of break function after first contact（13）.
4. a kind of rotary separation switch as claimed in claim 3, which is characterized in that in moving contact（10）Centre is equipped at least
Two boss（14）, boss（14）Insertion is for placing moving contact（10）Multistage linking mechanism（8）Groove in.
5. a kind of rotary separation switch as claimed in claim 3, which is characterized in that the terminal plate（11）With external cable
Using basket type connection terminal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721200079.8U CN207705082U (en) | 2017-09-19 | 2017-09-19 | Bistable state operating mechanism and rotary separation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721200079.8U CN207705082U (en) | 2017-09-19 | 2017-09-19 | Bistable state operating mechanism and rotary separation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207705082U true CN207705082U (en) | 2018-08-07 |
Family
ID=63021107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721200079.8U Active CN207705082U (en) | 2017-09-19 | 2017-09-19 | Bistable state operating mechanism and rotary separation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207705082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300298A (en) * | 2022-01-05 | 2022-04-08 | 浙江天正电气股份有限公司 | Isolating switch |
-
2017
- 2017-09-19 CN CN201721200079.8U patent/CN207705082U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300298A (en) * | 2022-01-05 | 2022-04-08 | 浙江天正电气股份有限公司 | Isolating switch |
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