CN206961744U - Adjustable gas control microswitch - Google Patents
Adjustable gas control microswitch Download PDFInfo
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- CN206961744U CN206961744U CN201720724506.6U CN201720724506U CN206961744U CN 206961744 U CN206961744 U CN 206961744U CN 201720724506 U CN201720724506 U CN 201720724506U CN 206961744 U CN206961744 U CN 206961744U
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- contact
- spring
- flexible drive
- static contact
- lamellar body
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Abstract
It the utility model is related to a kind of adjustable gas control microswitch, its powder operation device includes the rubber diaphragm above switch module, sealed air-space is formed between rubber diaphragm and housing, housing is provided with the valve connected with sealed air-space, the lower surface of rubber diaphragm is set with the top shake-up plate of shake-up, normally closed static contact, one end of normally opened static contact and movable contact spring is fixed in housing, other end contact-carrying, the fixing end of each contact is located at the same side and is arranged side by side, the contact-carrying end of each contact is along longitudinal direction layered arrangement successively from the bottom to top, movable contact spring includes the contact elastic strip body of flexible drive lamellar body and contact-carrying, flexible drive lamellar body bottom supports back-moving spring, linkage spring is set between the free end of flexible drive lamellar body and the contact-carrying end of contact elastic strip body, the flexible drive lamellar body contradicts to be matched with through back-moving spring to be touched on top.Microswitch of the present utility model is integrated with pneumatic shuttle, reduces client and totally manufactures, reduces maintenance cost.
Description
Technical field
Switching technique field is the utility model is related to, is specifically the pressure control that pressure realization action is provided by gas
Microswitch.
Background technology
Microswitch use is in the environment that dish-washing machine, water dispenser etc. needs accurate controlling water level, by produced by water level
Air pressure carry out driving switch.Existing microswitch exist switch module design it is unreasonable, the regulation of pressure control power is by making
Realized with a set of adjustable pneumatic shuttle, and microswitch does not have regulatory function in itself, so as to cause user using not
Just.
The content of the invention
The present utility model purpose：The defects of to overcome prior art to exist, the utility model provide a kind of switches set
Part is reasonable in design, has the adjustable gas control microswitch of pneumatic control pressure.
To achieve the above object, the utility model provides following technical scheme：
A kind of adjustable gas control microswitch, including housing, the switch module in housing and controlling switch group
The powder operation device of part action, switch module include normally closed static contact, normally opened static contact and movable contact spring, the contact of movable contact spring with it is normal
The normally closed contact in contact of static contact, the contact of movable contact spring and the contact corresponding matching of normally opened static contact are closed, powder operation device driving is dynamic
The switching that contact contacts with normally closed static contact and movable contact spring contacts with normally opened static contact, it is characterised in that：The normally closed stationary contact
One end of piece, normally opened static contact and movable contact spring is fixed in housing, the other end of normally closed static contact, normally opened static contact and movable contact spring
With contact, the fixing end of normally closed static contact, normally opened static contact and movable contact spring is located at the same side and is arranged side by side, normally closed stationary contact
Along longitudinal direction, layered arrangement, the movable contact spring include elasticity successively from the bottom to top at the contact-carrying end of piece, movable contact spring and normally opened static contact
The contact elastic strip body of lamellar body and contact-carrying is driven, flexible drive lamellar body bottom is supported by back-moving spring, flexible drive lamellar body
Free end towards the contact-carrying end of contact elastic strip body, the free end of flexible drive lamellar body and the contact-carrying of contact elastic strip body
Linkage spring is provided between end, drive end and the flexible drive lamellar body pushing tow of the powder operation device coordinate, under free state, elasticity
Contact of the lamellar body through the link contact of spring push contact elastic strip body and the normally closed static contact of lower section is driven, by compression elasticity
Lamellar body is driven, the free end of flexible drive lamellar body swings and prizes pendulum and top on the contact of contact elastic strip body through the spring that links
Normally opened static contact contact, the housing bottom screw thread is installed with longitudinally disposed controling power adjusting screw, described multiple
Position spring supporting is in controling power adjusting screw.
Gas control microswitch operation principle of the present utility model is that powder operation device pushing tow flexible drive piece overcomes back-moving spring
Power is pushed, and the contact of pendulum and the normally opened static contact of top on the contact of contact elastic strip body is prized through the spring that links；Actuating
Device discharges flexible drive piece, and in the presence of back-moving spring, flexible drive piece resets, under the spring effect that links, pushing tow contact
The contact of elastic strip body and the contact of the normally closed static contact of lower section, screw in controling power adjusting screw so that back-moving spring pair
The spring supporting power increase of flexible drive piece, so as to increase the descending pressure control power of driving flexible drive piece, otherwise screw out control
Power adjusting screw processed, reduce pressure control power；Reach the regulation of pressure control power, user uses more convenient.And above-mentioned fine motion
Switch over travel is short, is active in one's movements reliable and simple in construction；Pressure control part is directly integrated on microswitch, it is total to reduce client
Body manufactures, and reduces maintenance cost.
Preferably, the housing bottom screw thread is installed with longitudinally disposed gap adjustment screws, and gap adjustment screws are located at
Below a side position of tip side, gap adjustment screws are contradicted and are matched with normally opened static contact normally opened static contact.The structure
Under design, gap adjustment screws are screwed in so that normally opened static contact is up, the contact of normally opened static contact and the contactor gap of movable contact spring
Increase, otherwise screw out gap adjustment screws, the contact of normally opened static contact and dynamic descending in its own resilient effect of normally opened static contact
The contactor gap of contact reduces；Realize that contactor gap is adjusted, that is, adjust the reset force parameter of switch, be easy to processing and user to make
With more convenient.
Preferably, described powder operation device includes the rubber diaphragm above switch module, the upper surface of rubber diaphragm
Sealed air-space is formed between housing top wall, housing is provided with the valve connected with sealed air-space, and the lower surface of rubber diaphragm is set
There is shake-up plate, the shake-up that shake-up plate is provided with positioned at rubber diaphragm center is top, touches the top drive end for powder operation device.Should
Under structure design, air pressure enters in sealed air-space, and pushing tow rubber diaphragm is descending under the influence of air pressure, is fixed under rubber diaphragm
The shake-up plate that the band shake-up on surface is top is descending, touches top pushing tow flexible drive piece, air pressure is released, in the effect of back-moving spring
Under, flexible drive piece resets.Integrated pneumatic power control section on microswitch, reduce client and totally manufacture, reduce maintenance cost.
Preferably, the flexible drive lamellar body be provided with it is being stamped and formed out, under convex convex portion, formed in convex portion face position
The pit of flexible drive lamellar body upper surface, described to touch top location fit in pit, the back-moving spring positioning is socketed on
On convex portion.Under the structure design, the convex portion being stamped and formed out is set on flexible drive lamellar body, naturally also forms pit, pit is for touching
Top to stretch into positioning, convex portion supplies the location fit of back-moving spring so that the reliable operation of flexible drive piece, and with compact-sized
The advantages of.
Preferably, the flexible drive lamellar body bottom is folded is provided with strongthening plate, and the convex portion is stamped and formed out on strongthening plate
And pit, flexible drive lamellar body are provided with the through hole with the pit corresponding matching on strongthening plate.Under the structure design, it is easy to convex
The processing in portion and pit is formed.
Preferably, the strongthening plate is extended with banking stop towards the contact extreme direction of movable contact spring and bending downwards, spacing
Piece has the V shapes portion being connected with strongthening plate, bottom and the spacing cooperation of housing bottom backstop in V shapes portion, the free end position in V shapes portion
Below normally closed static contact, the free end in V shapes portion and the normally closed spacing cooperation of static contact backstop.Under the structure design, banking stop pair
The upper and lower travel position of flexible drive piece is limited.
The utility model is further described below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 looks up the stereogram under visual angle for the utility model specific embodiment；
Fig. 2 is the utility model specific embodiment structural representation；
Fig. 3 is the utility model specific embodiment switch module structural representation；
Fig. 4 is the utility model specific embodiment switch module and housing fit structure schematic diagram.
Embodiment
Referring to accompanying drawing 1 ~ 4, a kind of adjustable gas control microswitch disclosed in the utility model, including housing 1, located at shell
Switch module in body 1 and the powder operation device of controlling switch component action, switch module include normally closed static contact 2, normally opened quiet
Contact 3 and movable contact spring 4, the contact of movable contact spring 4 with the contact of normally closed static contact 2 is normally closed contacts, the contact of movable contact spring 4 with it is normally opened
The contact corresponding matching of static contact 3, powder operation device driving movable contact spring 4 contacted with normally closed static contact 2 and movable contact spring 4 with it is normally opened quiet
The switching that contact 3 contacts, described powder operation device include the rubber diaphragm 5 above switch module, the upper table of rubber diaphragm 5
Sealed air-space 11 is formed between face and the roof of housing 1, housing 1 is provided with the valve 12 connected with sealed air-space 11, rubber diaphragm 5
Lower surface be provided with touch plate 6, touch plate 6 be provided with positioned at the center of rubber diaphragm 5 shake-up top 61, the normally closed static contact
2nd, one end of normally opened static contact 3 and movable contact spring 4 is fixed in housing 1, normally closed static contact 2, normally opened static contact 3 and movable contact spring 4
The other end carries contact, and the fixing end of normally closed static contact 2, normally opened static contact 3 and movable contact spring 4 is located at the same side and is arranged side by side,
Along longitudinal direction, layered arrangement, described move are touched successively from the bottom to top at the contact-carrying end of normally closed static contact 2, movable contact spring 4 and normally opened static contact 3
Piece 4 includes the contact elastic strip body 42 of flexible drive lamellar body 41 and contact-carrying, and the bottom of flexible drive lamellar body 41 is supported by reset
Spring 7, the free end of flexible drive lamellar body 41 is towards the contact-carrying end of contact elastic strip body 42, the freedom of flexible drive lamellar body 41
Hold and linkage spring 43 is provided between the contact-carrying end of contact elastic strip body 42, under free state, flexible drive lamellar body 41 is through connection
Move the contact of the contact of the pushing tow contact elastic strip body 42 of spring 43 and the normally closed static contact 2 of lower section, press flexible drive piece
Body 41, the free end of flexible drive lamellar body 41 swing and through the spring 43 that links prize on the contact of contact elastic strip body 42 pendulum with it is upper
The contact of the normally opened static contact 3 of side, the flexible drive lamellar body 41 contradict through back-moving spring 7 and are matched with shake-up top 61
On.Linkage spring is ellipsoid shape.
The flexible drive lamellar body 41 be provided with it is being stamped and formed out, under convex convex portion 44, formed in the face position of convex portion 44
The pit 45 of the upper surface of flexible drive lamellar body 41, described to touch top 61 location fit in pit 45, the back-moving spring 7 is fixed
Position is socketed on convex portion 44.The convex portion being stamped and formed out is set on flexible drive lamellar body, naturally also forms pit, pit is top for touching
Stretch into positioning, convex portion supplies the location fit of back-moving spring so that the reliable operation of flexible drive piece, and with compact-sized excellent
Point.Folded in the bottom of flexible drive lamellar body 41 and be provided with strongthening plate 46, the He of convex portion 44 is stamped and formed out on strongthening plate 46
Pit 45, flexible drive lamellar body 41 are provided with the through hole 411 with the corresponding matching of pit 45 on strongthening plate 46.Ensure that elasticity is driven
Under the thin slice and aeroelastic requirements of moving plate body, it is easy to the processing of convex portion and pit to be formed.
The strongthening plate 46 is extended with banking stop 47, banking stop towards the contact extreme direction of movable contact spring 4 and bending downwards
47 have the V shapes portion 471 being connected with strongthening plate, bottom 4711 and the spacing cooperation of the bottom stop of housing 1 in V shapes portion 471, V shapes
The free end 4712 in portion 471 is positioned at the normally closed lower section of static contact 2, the free end 4712 in V shapes portion 471 and the backstop of normally closed static contact 2 limit
Position coordinates.Banking stop is limited the upper and lower travel position of flexible drive piece.
For convenience of use, the bottom thread of housing 1 is installed with longitudinally disposed controling power adjusting screw 8, the reset
Spring 7 is supported in controling power adjusting screw 8.Under the structure design, controling power adjusting screw is screwed in so that back-moving spring is to bullet
Property driving piece the increase of spring supporting power, so as to increase the descending pressure control power of driving flexible drive piece, otherwise screw out control
Power adjusting screw, reduce pressure control power；Reach the regulation of pressure control power.The bottom thread of housing 1 is installed with longitudinal direction and set
The gap adjustment screws 9 put, gap adjustment screws 9 are located at normally opened static contact 3 below a side position of tip side, and gap is adjusted
Section screw 9, which contradicts, to be matched with normally opened static contact 3.Under the structure design, gap adjustment screws are screwed in so that on normally opened static contact
OK, the contactor gap of the contact of normally opened static contact and movable contact spring increases, otherwise screws out gap adjustment screws, in normally opened static contact
Its own resilient effect is descending, and the contact of normally opened static contact and the contactor gap of movable contact spring reduce；Realize that contactor gap is adjusted, that is, adjust
The reset force parameter of whole switch.
Gas control microswitch operation principle of the present utility model is that air pressure enters in sealed air-space 11, in the effect of air pressure
Lower pushing tow rubber diaphragm 5 is descending, be fixed on the lower surface of rubber diaphragm 5 band touch top 61 shake-up plate 6 it is descending, touch it is top
61 pushing tow flexible drive pieces 41 overcome return spring force to push, and prize through the spring 43 that links and are put on the contact of contact elastic strip body 42
With the contact of the normally opened static contact 3 of top；Air pressure is released, in the presence of back-moving spring 7, flexible drive piece 41 resets,
Under the spring 43 that links acts on, the contact of the contact of pushing tow contact elastic strip body 41 and the normally closed static contact 2 of lower section.The structure
Under design, microswitch stroke is short, is active in one's movements reliable and simple in construction；Pressure control part is directly integrated on microswitch,
Reduce client totally to manufacture, reduce maintenance cost.
Claims (6)
1. a kind of adjustable gas control microswitch, including housing, the switch module in housing and controlling switch component
The powder operation device of action, switch module include normally closed static contact, normally opened static contact and movable contact spring, the contact of movable contact spring with it is normally closed
The normally closed contact in contact of static contact, the contact of movable contact spring and the contact corresponding matching of normally opened static contact, powder operation device driving is dynamic to touch
The switching that piece contacts with normally closed static contact and movable contact spring contacts with normally opened static contact, it is characterised in that：The normally closed static contact,
One end of normally opened static contact and movable contact spring is fixed in housing, the other end band of normally closed static contact, normally opened static contact and movable contact spring
There is contact, the fixing end of normally closed static contact, normally opened static contact and movable contact spring is located at the same side and is arranged side by side, normally closed static contact,
Along longitudinal direction, layered arrangement, the movable contact spring include flexible drive successively from the bottom to top at the contact-carrying end of movable contact spring and normally opened static contact
The contact elastic strip body of lamellar body and contact-carrying, flexible drive lamellar body bottom are supported by back-moving spring, flexible drive lamellar body from
By holding the contact-carrying end towards contact elastic strip body, the free end of flexible drive lamellar body and the contact-carrying end of contact elastic strip body it
Between be provided with linkage spring, the drive end of the powder operation device coordinates with flexible drive lamellar body pushing tow, under free state, flexible drive
Contact of the lamellar body through the link contact of spring push contact elastic strip body and the normally closed static contact of lower section, presses flexible drive
Lamellar body, the free end of flexible drive lamellar body swing and prize the normal of pendulum and top on the contact of contact elastic strip body through the spring that links
The contact of static contact is opened, the housing bottom screw thread is installed with longitudinally disposed controling power adjusting screw, the reset bullet
Spring is supported in controling power adjusting screw.
2. adjustable gas control microswitch according to claim 1, it is characterised in that：The housing bottom screw thread is installed with
Longitudinally disposed gap adjustment screws, gap adjustment screws are located at normally opened static contact below a side position of tip side,
Gap adjusting screw is contradicted and is matched with normally opened static contact.
3. adjustable gas control microswitch according to claim 1, it is characterised in that：Described powder operation device includes being located at
Rubber diaphragm above switch module, forms sealed air-space between the upper surface of rubber diaphragm and housing top wall, housing is provided with
The valve connected with sealed air-space, the lower surface of rubber diaphragm, which is provided with, touches plate, and shake-up plate, which is provided with, is located at rubber diaphragm center
Shake-up it is top, touch the top drive end for powder operation device.
4. adjustable gas control microswitch according to claim 3, it is characterised in that：The flexible drive lamellar body is provided with
It is being stamped and formed out, under convex convex portion, form the pit of flexible drive lamellar body upper surface in convex portion face position, it is described touch it is top
In in pit, the back-moving spring positioning is socketed on convex portion location fit.
5. adjustable gas control microswitch according to claim 4, it is characterised in that：Fold the flexible drive lamellar body bottom
Provided with strongthening plate, be stamped and formed out the convex portion and pit on strongthening plate, flexible drive lamellar body be provided with strongthening plate
Pit corresponding matching through hole.
6. adjustable gas control microswitch according to claim 5, it is characterised in that：The strongthening plate is towards movable contact spring
Contact extreme direction and bending downwards be extended with banking stop, banking stop has the V shapes portion being connected with strongthening plate, the bottom in V shapes portion
End and the spacing cooperation of housing bottom backstop, the free end in V shapes portion be located at normally closed static contact lower section, the free end in V shapes portion and normally closed
The spacing cooperation of static contact backstop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720724506.6U CN206961744U (en) | 2017-06-21 | 2017-06-21 | Adjustable gas control microswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720724506.6U CN206961744U (en) | 2017-06-21 | 2017-06-21 | Adjustable gas control microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206961744U true CN206961744U (en) | 2018-02-02 |
Family
ID=61385993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720724506.6U Active CN206961744U (en) | 2017-06-21 | 2017-06-21 | Adjustable gas control microswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206961744U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504118A (en) * | 2019-08-05 | 2019-11-26 | 东南电子股份有限公司 | The adjustment equipment of adjustable gas control microswitch |
| CN119132848A (en) * | 2024-11-13 | 2024-12-13 | 温州亿通自动化设备有限公司 | A micro switch with adjustable force |
-
2017
- 2017-06-21 CN CN201720724506.6U patent/CN206961744U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504118A (en) * | 2019-08-05 | 2019-11-26 | 东南电子股份有限公司 | The adjustment equipment of adjustable gas control microswitch |
| CN110504118B (en) * | 2019-08-05 | 2024-05-24 | 东南电子股份有限公司 | Adjustable pneumatic control micro-switch adjusting equipment |
| CN119132848A (en) * | 2024-11-13 | 2024-12-13 | 温州亿通自动化设备有限公司 | A micro switch with adjustable force |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |