CN107026043B - Double fine motions limit universal switch - Google Patents
Double fine motions limit universal switch Download PDFInfo
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- CN107026043B CN107026043B CN201710413188.6A CN201710413188A CN107026043B CN 107026043 B CN107026043 B CN 107026043B CN 201710413188 A CN201710413188 A CN 201710413188A CN 107026043 B CN107026043 B CN 107026043B
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- contact spring
- movable contact
- connector
- shell
- pair
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- 230000033001 locomotion Effects 0.000 title claims abstract description 50
- 238000000926 separation method Methods 0.000 claims description 30
- 238000005096 rolling process Methods 0.000 claims description 22
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 235000014676 Phragmites communis Nutrition 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/52—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
Landscapes
- Push-Button Switches (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a kind of double fine motions to limit universal switch, including shell, stretches out the normally opened connector of a pair, a pair of normally closed connector and a pair of public connector outside shell in the shell equipped with one end；Movable contact spring, and the guidance set for limiting movable contact spring motion profile, the elastic parts and trigger assembly being successively connected on movable contact spring for driving the movable contact spring to move are equipped in shell；Elastic parts includes elastic slice component and is threaded through this to the movable block abutted on elastic slice component and with guidance set phase swinging, has the arc contact surface being in contact with the inclined-plane of guidance set on the movable block.The present invention generates elastic force as the driving of switch using elastic parts and realizes switching, and in handoff procedure, vertical direction pressure is generated between the arc contact surface of movable block and the inclined-plane of guidance set to act on movable contact spring, avoid movable contact spring from it is normally closed jump to normally opened pass or it is normally opened jump to normally closed when instantaneously there is dynamic balance and generate minute movement and occurring flashing or circut breaking.
Description
Technical field
The present invention relates to a kind of switches more particularly to a kind of double fine motions to limit universal switch.
Background technique
Microswitch is that have small contact separation and snap-action mechanism, and it is dynamic to carry out switch with defined stroke and defined power
The contact mechanism of work, is covered with shell, outside have a kind of switch of frizzen because contact spacing of its switch is smaller,
Therefore named microswitch.Outer mechanical force is acted on power on movement reed by actuated element (push-piece, button, lever, idler wheel etc.),
When act reed be displaced to critical point when generate snap action, make act reed end movable contact and fixed contact quick-make or
It disconnects.After the active force on actuated element is removed, movement reed generates counteragent power, when actuated element reverse stroke reaches
After the movement critical point of reed, counteragent is instantaneously completed.The contact spacing of microswitch is small, actuating length is short, it is small to press power,
On-off is rapid.The movement speed of its movable contact is unrelated with actuated element movement speed.
Traditional microswitch includes shell, panel, normally opened connector, normally closed connector, public connector and normally opened
The dynamic slide plate switched between patch piece and normally closed connector drives the single elastic slice or Single spring of dynamic slide plate movement, at present on the market
The microswitch used is unable to satisfy many Industry code requirements, Bu Neng because there are many defects for the limitation of its own structure
The more demanding occasion of safety coefficient or field use, and Market breadth is low.Specific defect is some as follows:
(1) it cannot achieve the pressure separation between sound contact, not meeting Industry code requirements, switch safety coefficient is low,
It cannot use in the occasion, such as elevator etc. for thering are security fields to require；
(2) elastic force is generated by the deformation of metal list elastic slice or Single spring tension and realizes switching, it is critical in switch jump
Position, can exist contact from it is normally closed be switched to it is normally opened during will appear balance, so as to cause switch can exist it is normally opened or normally closed
Poor contact causes switching signal scintillation occur between connector all no powers or sound contact, causes equipment that can not make
With, such as domestic ice maker etc.；
(3) microswitch structure size itself is small, causes conductive metal sheet sectional area small, unbearable larger current,
It needs the use occasion of larger current to be easy for burning, for example the gardens electric tool of lithium battery is housed.
It would therefore be highly desirable to solve the above problems.
Summary of the invention
Goal of the invention: switching process can be solved the object of the present invention is to provide one kind and is led because there is dynamic balance state
Poor contact causes switching signal double fine motions limit universal switch of scintillation occur between the no power or sound contact of cause.
Technical solution: in order to achieve the above object, the invention discloses the first double fine motions to limit universal switch, including shell
Body, the interior normally opened connector of a pair stretched out equipped with one end outside shell of the shell, a pair of normally closed connector and the public connector of a pair；
It is equipped in the shell and is electrically connected with a pair of public connector and is correspondingly arranged at the stationary contact of normally opened connector and normally closed connector
Can be switched the movable contact spring of connection between point, and the guidance set for limiting movable contact spring motion profile, on the movable contact spring according to
The secondary elastic parts and trigger assembly being connected for driving the movable contact spring to move；The elastic parts includes elastic slice component
Be threaded through this to the movable block abutted on elastic slice component and with guidance set phase swinging, have on the movable block and guiding group
The arc contact surface that the inclined-plane of part is in contact.Double fine motion limit universal switches are used by elastic slice component as elastic parts conduct
The driving mechanism of switch generates elastic force and realizes switching, and in handoff procedure, the arc contact surface and guiding group of movable block
Between the inclined-plane of part generate vertical direction pressure act on movable contact spring, avoid movable contact spring from it is normally closed jump to it is normally opened pass or it is normally opened
Instantaneously occur dynamic balance when jumping to normally closed and generate minute movement and occurring flashing or circut breaking.
Second pair of fine motion of the present invention limits universal switch, including shell, is equipped with one end in the shell and stretches out outside shell
A pair of normally opened connector, single normally closed connector and a pair of public connector；It is equipped in the shell and a pair of public connector
Electrical connection and the movable contact spring that can be connected to the stationary contact of normally opened connector or normally closed connector, and for limiting movable contact spring fortune
The guidance set of dynamic rail mark, elastic parts and the touching being successively connected on the movable contact spring for driving the movable contact spring to move
Send out component；The elastic parts includes elastic slice component and is threaded through this and abuts on elastic slice component and with guidance set phase swinging
Movable block, there is on the movable block arc contact surface being in contact with the inclined-plane of guidance set.
The third double fine motion of the present invention limit universal switch, including shell, are equipped with one end in the shell and stretch out outside shell
A pair of normally opened connector or a pair of normally closed connector and a pair of public connector；It is equipped in the shell and public is connect with a pair of
The movable contact spring that plug-in unit is electrically connected and can be connected to the stationary contact of normally opened connector or normally closed connector, and for limiting dynamic touching
The guidance set of piece motion profile, the elastic parts being successively connected on the movable contact spring for driving the movable contact spring to move
And trigger assembly；The elastic parts includes elastic slice component and is threaded through this and supports on elastic slice component and with guidance set phase swinging
The movable block connect has the arc contact surface being in contact with the inclined-plane of guidance set on the movable block.
Wherein, the elastic slice component includes main elastic slice and the auxiliary elastic slice for generating aux. pressure, the main elastic slice
One end is connected with trigger assembly, and the other end passes through movable block and is connected with movable contact spring, and one end of elastic slice is assisted to be fixed on main bullet
On piece, the other end are connected with movable block.
Wherein, the trigger assembly includes frizzen and the reset spring for being set in frizzen lower end, the frizzen tool
There are the free-end positioned at hull outside, and the interconnecting piece being connected positioned at enclosure interior, respectively with main elastic slice.
Furthermore a pair of of limited block is symmetrically equipped on the trigger assembly, being equipped in the shell can turn with the shell
The normally closed separation driving lever of a pair of dynamic connection, the normally closed separation driving lever have the struck side being located at below limited block and are located at dynamic touching
The separating end of piece lower end, trigger assembly move downward, and limited block pushes struck side, and normally closed separation driving lever is driven to rotate counterclockwise,
So that separating end, which pushes movable contact spring to move upwards, is detached from normally closed connector.When movable contact spring occurs not moving up once in a while, this pair
Fine motion limits universal switch using the pressure during normally closed separation driving lever realization switching between normally-closed contact and movable contact spring
Separation, improves the safety coefficient of switch, meets safety switch industry use demand.
Further, a pair of of limited block is symmetrically equipped on the trigger assembly, being equipped in the shell can turn with shell
The normally opened separation driving lever of a pair of dynamic connection, the normally opened separation driving lever have the struck side being located above limited block and are located at dynamic touching
The separating end of piece upper end, trigger assembly move upwards, and limited block pushes struck side, and normally opened separation driving lever is driven to rotate clockwise,
So that separating end, which pushes movable contact spring to move downward, is detached from normally opened connector.When movable contact spring occurs not moving down once in a while, this pair
Fine motion limits universal switch using the pressure during normally opened separation driving lever realization switching between normally opened contact and movable contact spring
Separation, two-way separated structure improve the safety coefficient of switch to greatest extent, meet safety switch industry use demand.
Preferably, the movable contact spring includes the pedestal being made of plastics and the sheet metal on the pedestal for conduction.
Furthermore the movable contact spring is flexibly connected by quiet rolling element with public connector, and being also connected on the movable contact spring can
The dynamic rolling element to move up and down together with movable contact spring, movable contact spring is connected by dynamic rolling element with normally closed connector under original state
It connects, movable contact spring drives dynamic rolling element to move together, and dynamic rolling element is detached from normally closed connector to be connected with normally opened connector, realizes
On-off switching.The movable contact spring is connect by dynamic and static rolling element with connector using sliding type, is reduced frictional force and is realized dynamic touching
Piece moves up and down, and is parallel to the trigger assembly direction of motion；Quiet rolling element is kept and public affairs under the elastic force effect of elastic parts simultaneously
Connector contact altogether contacts energization with normally opened connector with after the energization of normally closed connector and movable contact spring jump to realize, realizes
Switching.
Further, the guidance set includes the interior guide pad on shell and being located on the inside of movable contact spring and is located at dynamic
Outer guide pad on the outside of contact, all have on the outer guide pad and interior guide pad be in contact with the arc contact surface of movable block it is oblique
Face.
The utility model has the advantages that compared with prior art, the present invention has following remarkable advantage:
(1) the double fine motion limit universal switches of the present invention use the driving machine by elastic slice component as elastic parts as switch
Structure generates elastic force and realizes switching, and in handoff procedure, between the arc contact surface of movable block and the inclined-plane of guidance set
Generate vertical direction pressure act on movable contact spring, avoid movable contact spring from it is normally closed jump to it is normally opened pass or it is normally opened jump to normally closed when wink
When there is dynamic balance and generate minute movement and occurring flashing or circut breaking；
(2) double elastic piece structures effectively prevent the elasticity that single elastic element is be easy to cause in switch use process in the present invention
Phenomena such as component ageing, elastic force decaying leads to malfunctioning switch, poor contact；The movable block is threaded through on main elastic slice and can be along main bullet
Piece is free to slide, which plays certain guiding role
(3) double fine motion limit universal switches utilize normally closed touching during normally closed separation driving lever realization switching in the present invention
Point is separated with the pressure between movable contact spring, and normally opened separation driving lever is recycled to realize normally opened contact and movable contact spring during switching
Between pressure separation, two-way separated structure improves the safety coefficient of switch to greatest extent, and meeting safety switch industry makes
Use demand；
(4) movable contact spring is connect with connector using sliding type by dynamic and static rolling element in the present invention, reduction frictional force and
It realizes that movable contact spring moves up and down, is parallel to the trigger assembly direction of motion；Quiet rolling element is under the elastic force effect of elastic parts simultaneously
Holding is contacted with public connector, is led to contact after realization and the energization of normally closed connector and movable contact spring jump with normally opened connector
Electricity realizes switching；
(5) the inside and outside guide pad of guidance set limits movable contact spring perpendicular to the bounce above and below shell face in the present invention, makes
Movable contact spring can only be slided up and down along guidance set.
Detailed description of the invention
Fig. 1 is perspective view of the invention；
Fig. 2 is top view of the invention；
Fig. 3 is structural schematic diagram of the invention；
Fig. 4 is the structural schematic diagram of movable contact spring top base in the present invention；
Fig. 5 is the perspective view of the explosion of movable contact spring in the present invention；
Fig. 6 is the connection schematic diagram of sheet metal and rolling element in the present invention；
Fig. 7 is the cooperation schematic diagram of elastic parts and movable contact spring in the present invention；
Fig. 8 is the enlarged diagram in Fig. 7 at A；
Fig. 9 is the structural schematic diagram of interior guide pad in the present invention；
Figure 10 is the cooperation schematic diagram of elastic parts and guidance set in the present invention；
Figure 11 is the enlarged diagram in Figure 10 at B；
Figure 12 is the structural schematic diagram for removing shell in the present invention；
Figure 13 is the structural schematic diagram of elastic parts in the present invention；
Figure 14 is the perspective view of the explosion of elastic parts in the present invention；
Figure 15 is the perspective view of movable block in the present invention；
Figure 16 is the structural schematic diagram of movable block in the present invention；
Figure 17 is the structural schematic diagram of frizzen in the present invention.
Specific embodiment
Technical solution of the present invention is described further with reference to the accompanying drawing.
As shown in Figure 1, Figure 2 and Figure 3, a kind of double elastic slice fine motions of the present invention limit universal switches, including shell 1 and with the shell
Body 1 is compatible, is symmetricly set on the cover 13 of 1 two sides of shell, and it is normally closed that a pair of normally opened connector 2, a pair are equipped in the shell
Connector 3, a pair of public connector 4, movable contact spring 5, guidance set 6, elastic parts 7 and trigger assembly 8.Normally opened connector 2, often
The one end for closing connector 3 and public connector 4 is located in shell 1, and the other end stretches out shell as switch terminal, and normally opened patches
Part 2 and normally closed connector 3 are respectively provided with the stationary contact being conducted with movable contact spring 5, and the normally opened connector 2 of one pair of them includes a left side
Normally opened connector and right normally opened connector, a pair of normally closed connector 3 include left normally closed connector and right normally closed connector, Yi Duigong
Contact 4 includes that left public connector and Yougong are total to connector altogether, is symmetrically distributed in 1 two sides of shell.It is normally opened in the present invention
Connector 2, normally closed connector 3 right side positioned at shell 1 parallel with public connector 4, normally closed connector 3 are located at normally opened connector
Between 2 and public connector 4, the left end of normally opened connector 2 is equipped with normally opened contact, for being turned on or off with the realization of movable contact spring 5；
The left end of normally closed connector 3 is equipped with normally-closed contact, for being turned on or off with the realization of movable contact spring 5.Movable contact spring 5 and public connector
4 are electrically connected and are correspondingly arranged between normally opened connector 2 and the stationary contact of normally closed connector 3 changeable connection, and movable contact spring 5 is logical
Cross the switching for being switched on normally opened connector 2 and normally closed connector 3 and realizing switch.Guidance set 6 is for limiting the fortune of movable contact spring 5
Dynamic rail mark can only move up and down along guidance set 6, be parallel to the trigger assembly direction of motion.It is successively connected on movable contact spring 5
There are the elastic parts 7 and trigger assembly 8 for driving the movable contact spring 5 to move.
Also a pair of normally opened connector, a pair of public connector and single normally closed connector, Huo Zhexuan can be selected in the present invention
With single normally opened connector, a pair of public connector and a pair of normally closed connector, then a pair of normally opened connector of selection and one
To public connector；Or a pair of normally closed connector and a pair of public connector are selected, it can be used according to the difference of microswitch
Occasion selects different connector types.
As shown in Figure 4 and Figure 5, movable contact spring 5 includes the pedestal 501 being made of plastics and uses on the pedestal in the present invention
In conductive sheet metal 502, which is embedded in the notch that pedestal 501 accordingly opens up.Be additionally provided on pedestal 501 with
The interface slot 503 that main elastic slice abuts against.As shown in Figure 3 and Figure 6, movable contact spring 5 passes through quiet rolling element 11 and public 4 activity of connector
It connects, is also connected with the dynamic rolling element 12 that can be moved up and down together with movable contact spring, movable contact spring 5 under original state on the movable contact spring 5
Be connected by dynamic rolling element 12 with normally closed connector 3, movable contact spring 5 drives dynamic rolling element 12 to move together, move rolling element 12 and
The normally closed disengaging of connector 3 is connected with normally opened connector 2, realizes on-off switching.
As shown in Figure 7 and Figure 8, which includes the interior guide pad on shell and being located on the inside of movable contact spring 5
602 and the outer guide pad 603 positioned at the outside of movable contact spring 5, it is vertical that the interior guide pad 602 and outer guide pad 603 limit movable contact spring 5
Bounce above and below shell face move up and down movable contact spring 5 can only along guidance set, be parallel to the trigger assembly direction of motion.Such as
Shown in Fig. 9, interior guide pad 602 is arranged on cover 13.
As shown in Figure 12, Figure 13 and Figure 14, elastic parts 7 includes for generating the elastic slice component of elastic force and being threaded through the bullet
The movable block 701 abutted on piece component and with 6 phase swinging of guidance set has the inclined-plane with guidance set 6 on the movable block 701
601 arc contact surfaces being in contact.The driving mechanism of double elastic slice fine motion limit universal switches using elastic slice component as switch
It generates elastic force and realizes switching, and in handoff procedure, produced between the arc contact surface of movable block and the inclined-plane of guidance set
The pressure of raw vertical direction acts on movable contact spring, avoid movable contact spring from it is normally closed jump to normally opened pass or it is normally opened jump to normally closed when it is instantaneous
There is dynamic balance and generate minute movement and occurring flashing or circut breaking.Elastic slice component includes main elastic slice 702 and auxiliary for generating
One end of the auxiliary elastic slice 703 of pressing aid power, the main elastic slice 702 is connected with trigger assembly 8, the other end pass through movable block 701 with
Movable contact spring 5 is connected, and one end of auxiliary elastic slice 703 is fixed on main elastic slice 702, and the other end is connected with movable block 701.This hair
Double elastic piece structures effectively prevent the elastic element aging that single elastic element is be easy to cause in switch use process in bright, and elastic force declines
Subtract phenomena such as leading to malfunctioning switch, poor contact；The movable block is threaded through on main elastic slice and can be free to slide along main elastic slice, the master
Elastic slice plays certain guiding role.
As shown in Figure 10 and Figure 11, the arc contact surface of movable block 701 is located at the interior outside of its end, and leads respectively with interior
It is correspondingly arranged to block 602 and outer guide pad 603, and is connect on interior guide pad 602 and outer guide pad 603 with the arc of movable block 701
The inclined-plane of contacting surface interaction has gradient symmetrical above and below, and inclined direction is the direction for being angled away from movable block 701.Such as figure
Shown in 15 and Figure 16, the through-hole 704 for passing through main elastic slice 702 is offered on above-mentioned movable block 701, which wears
And can be free to slide along main elastic slice 702 on main elastic slice 702, which plays certain guiding role.Movable block 701
On be also provided with groove 705 for abutting secondary spring 703, groove 705 is abutted against with auxiliary 703 one end of elastic slice, assists bullet
Piece 702 generates elastic force during compressive deformation and acts on movable block 701, and compacting movable block 701 connects with guidance set 6
Touching.
As shown in figure 3, trigger assembly 8 includes frizzen 801 and the reset spring 802 for being set in 801 lower end of frizzen, touching
The component for applying external force as the outside of switch is stretched out outside shell 1 in the one end for sending out bar 801, and reset spring 802 is frizzen 801
Offer screen resilience is provided, ensures that frizzen 801 can return to original state.As shown in figure 17, which has and is located at
The free-end 803 of hull outside, and the interconnecting piece 804 being connected inside shell 1, with 7 left end of elastic parts.The company
Socket part 804 offers the card slot being connected with main 701 end of elastic component.
As shown in figure 3, above-mentioned trigger assembly 8 is equipped with a pair of of limited block 806, being equipped in shell 1 be can be rotated with the shell
The normally closed separation driving lever 9 of a pair of connection, the normally closed separation driving lever 9 have the struck side for being located at 806 lower section of limited block and are located at
The separating end of 5 lower end of movable contact spring, trigger assembly 8 move downward, and limited block 806- pushes struck side, drive normally closed separation driving lever 9
It rotates counterclockwise, so that separating end, which pushes movable contact spring 5 to move upwards, is detached from normally closed connector 3.It is additionally provided in above-mentioned shell 1 and shell
The normally opened separation driving lever 10 of a pair that body is rotatably connected, the normally opened separation driving lever 10 (are changed to: 9) having and be located on limited block 806
Square struck side and the separating end positioned at 5 upper end of movable contact spring, trigger assembly 8 move upwards, and limited block 806 pushes struck side,
Normally opened separation driving lever 10 is driven to rotate clockwise, so that separating end, which pushes movable contact spring 5 to move downward, is detached from normally opened connector 2.It should
Double elastic slice fine motions limit during universal switches utilize normally closed separation driving lever to realize switching between normally-closed contact and movable contact spring
Pressure separation, recycle normally opened separation driving lever to realize pressure between normally opened contact and movable contact spring point during switching
From two-way separated structure improves the safety coefficient of switch to greatest extent, meets safety switch industry use demand.
As shown in figure 3, the course of work of the invention: pressure of the original state movable contact spring 5 in the main elastic slice 702 of elastic parts 7
Power effect is lower to be kept in contact state with normally closed connector 3, movable contact spring 5 under the pressure effect of the main elastic slice 702 of elastic parts 7 with
Rolling element 11 is kept in contact, and is kept in contact under 5 pressure of movable contact spring between rolling element 11 and public connector 4.Frizzen 801 exists
It is moved down under external force, the main elastic slice 702 in elastic parts 7 and auxiliary 703 compressive deformation of elastic slice, when main elastic slice 702 hangs down
When directly with movable contact spring, main elastic slice 702 is in maximum compressibility, and main 702 elastic force of elastic slice is maximum at this time；Auxiliary elastic slice 703 produces at this time
Raw auxiliary elastic force acts on movable block 701, and movable block 701 is in contact with the inclined-plane 601 of guidance set, so that movable block 701
Downward pressure is generated between guidance set, the downward pressure avoid movable contact spring 5 from it is normally closed skip to it is normally opened or it is normally opened skip to it is normally closed
When moment there is dynamic balance and generate micro-displacement and occurring flashing or circut breaking.When frizzen 801 continues slight distance down,
Movable contact spring 5 is acted on by upward power at this time and moment is up slided and contacts with normally opened connector 2, and normally-closed contact powers off at this time, often
Open contact connection.The continuation of frizzen 801 moves down, the limited block 806 of frizzen 801 and the normally closed struck side for separating driving lever 9
Contact, normally closed separation driving lever 9 rotate counterclockwise around shell 1, when movable contact spring 5 occurs not having up under motion conditions, at this time once in a while
Normally closed separation driving lever 9 can be forced to separate movable contact spring 5 with normally closed connector 3, to guarantee that movable contact spring 5 and normally-closed contact power off；
Frizzen 801 back moves under the rebound effect of reset spring 802, when elastic parts 7 vertically with movable contact spring 5 when, main bullet
Piece 702 is in maximum compressibility, and elastic slice elastic force is maximum at this time, when frizzen 801 continues up slight distance just movable contact spring 5 at this time
By downward force effect, moment is slided contact with normally closed connector 3 down, and normally opened contact powers off at this time, and normally-closed contact is connected；
The continuation of frizzen 801 up moves, the limited block 806 of frizzen 801 with it is normally opened separate that driving lever 10 contacts stir end in contact, often
Separation driving lever 10 is opened to rotate clockwise around shell 1, when movable contact spring 5 occurs not having up under motion conditions once in a while, normally opened at this time point
It can force to separate movable contact spring 5 with normally opened connector 2 from driving lever 10, to guarantee that movable contact spring 5 and normally opened contact power off.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail a variety of equivalents can be carried out to technical solution of the present invention within the scope of the technical concept of the present invention, this
A little equivalents all belong to the scope of protection of the present invention.It is further to note that described in above-mentioned specific embodiment
Each particular technique feature can be combined in any appropriate way in the case of no contradiction.In order to avoid not
Necessary repetition, the invention will not be further described in various possible combinations.
Claims (10)
1. a kind of double fine motions limit universal switch, it is characterised in that: including shell (1), be equipped with one end in the shell (1) and stretch out shell
External a pair of or single normally opened connector (2), a pair of normally closed connector (3) and a pair of public connector (4)；The shell
(1) it is equipped in and is electrically connected and is correspondingly arranged at normally opened connector (2) and normally closed connector (3) with a pair of public connector (4)
The movable contact spring (5) of connection, and the guidance set (6) for limiting movable contact spring (5) motion profile, institute can be switched between stationary contact
State the elastic parts (7) and trigger assembly (8) being successively connected on movable contact spring (5) for driving the movable contact spring (5) to move；
The elastic parts (7) includes elastic slice component and is threaded through this and abuts on elastic slice component and with guidance set (6) phase swinging
Movable block (701), there is on the movable block (701) arc contact surface being in contact with the inclined-plane (601) of guidance set (6).
2. a kind of double fine motions limit universal switch, it is characterised in that: including shell (1), be equipped with one end in the shell (1) and stretch out shell
The external normally opened connector (2) of a pair, single normally closed connector (3) and a pair of public connector (4)；It is set in the shell (1)
Have and is electrically connected with a pair of public connector (4) and can be connected to the stationary contact of normally opened connector (2) or normally closed connector (3)
Movable contact spring (5), and the guidance set (6) for limiting movable contact spring (5) motion profile successively link on the movable contact spring (5)
It is connected with the elastic parts (7) and trigger assembly (8) for driving the movable contact spring (5) to move；The elastic parts (7) includes bullet
Piece component and this is threaded through to the movable block (701) abutted on elastic slice component and with guidance set (6) phase swinging, the movable block
(701) there is the arc contact surface being in contact with the inclined-plane (601) of guidance set (6) on.
3. a kind of double fine motions limit universal switch, it is characterised in that: including shell (1), be equipped with one end in the shell (1) and stretch out shell
The external normally opened connector (2) of a pair or a pair of normally closed connector (3) and a pair of public connector (4)；The shell (1)
Interior be equipped with is electrically connected with a pair of public connector (4) and can connect with the stationary contact of normally opened connector (2) or normally closed connector (3)
Logical movable contact spring (5), and the guidance set (6) for limiting movable contact spring (5) motion profile, on the movable contact spring (5) successively
The elastic parts (7) and trigger assembly (8) being connected for driving the movable contact spring (5) to move；Elastic parts (7) packet
It includes elastic slice component and is threaded through this to the movable block (701) abutted on elastic slice component and with guidance set (6) phase swinging, the work
There is the arc contact surface being in contact with the inclined-plane (601) of guidance set (6) on motion block (701).
4. according to claim 1,2 or 3 any double fine motions limit universal switch, it is characterised in that: the elastic slice component
Auxiliary elastic slice (703) including main elastic slice (702) and for generating aux. pressure, one end of the main elastic slice (702) and triggering
Component (8) is connected, and the other end passes through movable block (701) and is connected with movable contact spring (5), and one end of auxiliary elastic slice (703) is fixed
In on main elastic slice (702), the other end is connected with movable block (701).
5. according to claim 1,2 or 3 any double fine motions limit universal switch, it is characterised in that: the trigger assembly
It (8) include frizzen (801) and the reset spring (802) for being set in frizzen (801) lower end, the frizzen (801) has
Positioned at the free-end (803) of hull outside, and it is located at the interconnecting piece that shell (1) is internal, is connected respectively with main elastic slice (702)
(804)。
6. according to claim 1,2 or 3 any double fine motions limit universal switch, it is characterised in that: the trigger assembly
(8) it is symmetrically equipped with a pair of of limited block (806) on, a pair being rotatably connected with the shell is equipped in the shell (1) often
Separation driving lever (9) is closed, which has the struck side being located at below limited block (806) and be located at movable contact spring
(5) separating end of lower end, trigger assembly (8) move downward, and limited block (806) pushes struck side, drive normally closed separation driving lever (9)
It rotates counterclockwise, so that separating end, which pushes movable contact spring (5) to move upwards, is detached from normally closed connector (3).
7. according to claim 1,2 or 3 any double fine motions limit universal switch, it is characterised in that: the trigger assembly
(8) it is symmetrically equipped with a pair of of limited block (806) on, it is normally opened that a pair being rotatably connected with shell is equipped in the shell (1)
It separates driving lever (10), which has the struck side being located above limited block (806) and be located at movable contact spring
(5) separating end of upper end, trigger assembly (8) move upwards, and limited block (806) pushes struck side, drive normally opened separation driving lever
(10) it rotates clockwise, so that separating end, which pushes movable contact spring (5) to move downward, is detached from normally opened connector (2).
8. according to claim 1,2 or 3 any double fine motions limit universal switch, it is characterised in that: the movable contact spring (5)
Sheet metal (502) including the pedestal (501) being made of plastics and on the pedestal for conduction.
9. according to claim 1,2 or 3 any double fine motions limit universal switch, it is characterised in that: the movable contact spring (5)
Be flexibly connected by quiet rolling element (11) with public connector (4), be also connected on the movable contact spring (5) can with movable contact spring together on
The dynamic rolling element (12) of lower movement, movable contact spring (5) is connected by dynamic rolling element (12) with normally closed connector (3) under original state
Connect, movable contact spring (5) drives dynamic rolling element (12) to move together, move rolling element (12) and normally closed connector (3) disengaging and with it is normally opened
Connector (2) is connected, and realizes on-off switching.
10. according to claim 1,2 or 3 any double elastic slice fine motions limit universal switch, it is characterised in that: the guiding
Component (6) includes the interior guide pad (602) on shell (1) and being located on the inside of movable contact spring (5) and is located at movable contact spring (5) outside
It all has on the outer guide pad (603) of side, the outer guide pad (603) and interior guide pad (602) and is connect with the arc of movable block (701)
The inclined-plane (601) that contacting surface is in contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710413188.6A CN107026043B (en) | 2017-06-05 | 2017-06-05 | Double fine motions limit universal switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710413188.6A CN107026043B (en) | 2017-06-05 | 2017-06-05 | Double fine motions limit universal switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107026043A CN107026043A (en) | 2017-08-08 |
| CN107026043B true CN107026043B (en) | 2019-04-30 |
Family
ID=59529128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710413188.6A Active CN107026043B (en) | 2017-06-05 | 2017-06-05 | Double fine motions limit universal switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107026043B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992085B (en) * | 2017-06-05 | 2020-04-03 | 漳州聚安美电气科技有限公司 | Micro-motion limit general switch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007242323A (en) * | 2006-03-07 | 2007-09-20 | Omron Corp | Limit switch |
| CN201229877Y (en) * | 2008-06-23 | 2009-04-29 | 张璟豪 | Micro Switch |
| CN206076106U (en) * | 2016-08-29 | 2017-04-05 | 三实电器(漳州)有限公司 | A kind of duplex microswitch |
-
2017
- 2017-06-05 CN CN201710413188.6A patent/CN107026043B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107026043A (en) | 2017-08-08 |
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