CN108054040A - A kind of mute microswitch - Google Patents
A kind of mute microswitch Download PDFInfo
- Publication number
- CN108054040A CN108054040A CN201711298120.4A CN201711298120A CN108054040A CN 108054040 A CN108054040 A CN 108054040A CN 201711298120 A CN201711298120 A CN 201711298120A CN 108054040 A CN108054040 A CN 108054040A
- Authority
- CN
- China
- Prior art keywords
- buffer substrate
- substrate tablet
- contact
- elastomer
- pedestal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/36—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs
-
- 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
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/84—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by ergonomic functions, e.g. for miniature keyboards; characterised by operational sensory functions, e.g. sound feedback
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/03—Sound
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2235/00—Springs
- H01H2235/028—Blade spring
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention discloses a kind of mute microswitches, including pedestal and lid, lid, which is covered on pedestal, forms accommodating cavity, it is equipped in accommodating cavity and leads core, the first foot and crus secunda terminal are inserted on pedestal, it further includes in accommodating cavity and for leading the upper buffer substrate tablet that core lower end passes through, and between upper buffer substrate tablet and pedestal and positioned at the elastomer led below core, one end of upper buffer substrate tablet and the first foot termination contact, the other end is located above crus secunda terminal, and it is equipped with stationary contact in crus secunda terminal upper surface, it is equipped with and the corresponding movable contact of stationary contact in upper buffer substrate tablet other end lower face, buffering upper top is equipped on the one end of crus secunda terminal in elastomer.Without excessive active force between movable contact and stationary contact of the present invention, the service life is greatly improved, and the service life is increased to 80,000,000 times；And when elastomer is sprung up and down, cushion effect effect is received, reduces the vibration of elastomer, the sound sent significantly reduces, and further reaches muting function.
Description
Technical field
The present invention relates to a kind of microswitch more particularly to a kind of mute microswitches.
Background technology
Microswitch is a kind of common switching mechanism, is a kind of with small contact separation and snap-action mechanism, with rule
Fixed stroke and defined power carry out the contact mechanism of switch motion, are widely used in industry, electronics, machinery, control golden, electric power
In the fields of grade.
The operation principle of existing microswitch is：Outer mechanical force passes through actuated element (push-piece, button, lever, idler wheel etc.)
Power is acted on action reed, snap action is generated when action reed is displaced to critical point, makes the dynamic of action reed end
Contact and stationary contact quick-make or disconnection.
Movable contact is arranged at the mode on action reed by existing this microswitch, generally use, in action reed
What is be pressed is front and rear, and movable contact is in contact respectively with the stationary contact above or below action reed, and realization is turned on or off
Function.Using this conduction mode, since microswitch is often applied in larger pressing force, the corresponding reed that acts has
Therefore larger elastic restoring force, causes movable contact to be applied with excessive active force to stationary contact, the service life is caused to significantly reduce,
General Life only has 10,000,000 times.
Meanwhile existing this microswitch, acting springing up and down for reed can lead with corresponding contact sound
It causes during upper and lower pressing, to send larger sound, it can not be suitable for more quiet environment.
The content of the invention
Against the above deficiency, it is an object of the invention to provide a kind of mute microswitch, between movable contact and stationary contact
Without excessive active force, the service life is greatly improved, and the service life is increased to 80,000,000 times；Meanwhile when elastomer is sprung up and down, it is subject to
Cushion effect effect, reduces the vibration of elastomer, the sound sent significantly reduces, and further reaches muting function.
The used in order to achieve the above objectives technical solution of the present invention is：
A kind of mute microswitch is covered on including a pedestal and the lid being covered on pedestal, the lid on pedestal
And an accommodating cavity is formed, being provided with one in the accommodating cavity leads core, is offered on the lid for leading on core upper end passes through one
Opening is inserted with one first foot and a crus secunda terminal, which is characterized in that further include and be arranged at accommodating cavity on the base
It is interior and for lead core lower end through one on buffer substrate tablet and be arranged at upper buffer substrate tablet and pedestal and positioned at the bullet led below core
Property body, wherein, one end of buffer substrate tablet and the first foot termination contact on this, the other end are located at crus secunda terminal top, and this
The sub- upper surface of two foots is provided with a stationary contact, and buffer substrate tablet other end lower face is provided with and stationary contact corresponding one on this
Movable contact, meanwhile, a buffering upper top is provided on the one end of crus secunda terminal in the elastomer；Made by upper buffer substrate tablet
For the connector that the first foot is connected with crus secunda terminal, and it is combined by leading core with the buffering upper top on elastomer, it is tactile
Contact between movable contact on hair on buffer substrate tablet and the stationary contact on crus secunda terminal is with separating, so as to fulfill microswitch
Conducting and break function.
As a further improvement on the present invention, have on the first foot and connect positioned at the one first of pedestal upper surface
Socket part and a second connecting portion, the first connecting portion outer side edges offer one first card slot, which opens up
There is one second card slot, buffer substrate tablet one end and first connecting portion upper-end contact on this；The elastic body active will be by an elastic piece and one
It is body formed in elastic piece one end lower part and the shrapnel curved once composition that bends downward, wherein, offered on the elastic piece for the
The left opening that one connecting portion passes through, and the left opening inner wall of the elastic piece is caught in the first card slot, curved shrapnel end card under this
Enter in the second card slot.
As a further improvement on the present invention, a right opening is further opened on the elastic piece, curved shrapnel is by the right side under this
Opening inner wall bends downward to be formed；It is described to lead core and mainly by press section on one and be arranged at the insertion once of upper press section lower end
Portion forms, and width of press section is more than the width of lower insertion section on this, which is inserted into right opening, makes on this
Press section is located above the connecting portion between left opening and right opening.
As a further improvement on the present invention, described upper buffer substrate tablet one end has rake, the lower rake and the
The first connecting portion upper-end contact of one foot.
As a further improvement on the present invention, the elastomer is reed.
As a further improvement on the present invention, the buffering once being arranged on pedestal and below elastomer is further included
Piece, the buffering upper top upper surface are provided with the snubber contact point contacted with upper buffer substrate tablet, under the buffering upper top
End face is provided with the snubber contact portion for being contacted with lower buffer substrate tablet.
As a further improvement on the present invention, it is provided on described on buffer substrate tablet and above snubber contact point on one
Snubber contact piece is provided with snubber contact piece on the lower buffer substrate tablet and below snubber contact portion.
As a further improvement on the present invention, the lower buffer substrate tablet is mainly by tabs on integrally formed a connecting piece and one
Composition, the connection sheet are arranged on pedestal, and tabs is located at below buffering upper top on this, and the lower snubber contact piece is arranged at
On tabs.
As a further improvement on the present invention, be provided on the pedestal be caught in for connection sheet end a side bayonet slot,
And for connection sheet be arranged one on salient point.
Beneficial effects of the present invention are：
(1) by adding buffer substrate tablet on one, as the connector turned between the first foot and crus secunda terminal, and lead to
It crosses the buffering upper top added on elastomer (reed) to be combined with leading core, as conducting between stationary contact and movable contact and disconnect
Trigger member, under elastomer (reed) during two of bullet and upper spring-go position, without excessive between movable contact and stationary contact
Active force, so as to greatly improve the service life, and the service life is increased to 80,000,000 times.
(2) by adding upper buffer substrate tablet above elastomer (reed), lower buffer substrate tablet is added in lower section, and the two is combined,
When elastomer is sprung up and down, elastomer contacts directly buffer substrate tablet and lower buffer substrate tablet, and upper buffer substrate tablet is with lower buffer substrate tablet to elastomer
Cushion effect is applied with, reduces the vibration of elastomer, the sound sent significantly reduces, and further reaches muting function.
Above-mentioned is the general introduction of inventive technique scheme, below in conjunction with attached drawing and specific embodiment, the present invention is done further
Explanation.
Description of the drawings
Fig. 1 is the explosive view of the present invention；
Fig. 2 is the overall structure diagram of the present invention；
Fig. 3 is a part of structure diagram of the present invention；
Fig. 4 is another part structure diagram of the present invention；
Fig. 5 is the another part-structure schematic diagram of the present invention；
Fig. 6 is the structure diagram of the upper buffer substrate tablet of the present invention；
Fig. 7 is the structure diagram of elastomer of the present invention；
Fig. 8 is the structure diagram that the present invention leads core；
Fig. 9 is the structure diagram of the first foot of the invention；
Figure 10 is the structure diagram that microswitch of the present invention is off；
Figure 11 is microswitch of the present invention structure diagram in the conduction state.
Specific embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined purpose is taken, below in conjunction with attached drawing
And preferred embodiment, the specific embodiment of the present invention is described in detail.
Fig. 1 to Fig. 4 is refer to, the embodiment of the present invention provides a kind of mute microswitch, including a pedestal 1 and is covered on
A lid 2 on pedestal 1, the lid 2 are covered on pedestal 1 and form an accommodating cavity, and being provided with one in the accommodating cavity leads core
3, it is offered on the lid 2 and is open 21 on 3 upper end of core passes through one for leading, one first foot 4 is inserted on the pedestal 1
With a crus secunda terminal 5.The present embodiment microswitch, which further includes, to be arranged in accommodating cavity and delays for leading on 3 lower end of core passes through one
It punching 6 and is arranged between buffer substrate tablet 6 and pedestal 1 and positioned at the elastomer 7 for leading 3 lower section of core, wherein, in the present embodiment
In, which is reed, and one end of buffer substrate tablet 6 is contacted with the first foot 4 on this, and the other end is located on crus secunda terminal 5
Side, and is provided with a stationary contact 51 in 5 upper surface of crus secunda terminal, on this 6 other end lower face of buffer substrate tablet be provided with
A 51 corresponding movable contact 61 of stationary contact, meanwhile, in the elastomer 7 one is provided on the one end of crus secunda terminal 5
Buffer upper top 71；The connector connected by upper buffer substrate tablet 6 as the first foot 4 with crus secunda terminal 5, and by lead core 3 with
Buffering upper top 71 on elastomer 7 is combined, the movable contact 61 in triggering on buffer substrate tablet 6 and the stationary contact on crus secunda terminal 5
Contact between point 51 is with separating, conducting and break function so as to fulfill microswitch.
As shown in figure 9, have on the first foot 4 positioned at a first connecting portion 41 of pedestal upper surface and one the
Two connecting portions 42,41 outer side edges of first connecting portion offer one first card slot 411, which offers
One second card slot 421,6 one end of buffer substrate tablet and 41 upper-end contact of first connecting portion on this；As shown in Fig. 4 and Fig. 7, the elastomer
7 are mainly made of an elastic piece 72 and the shrapnel 73 curved once for being shaped in 72 one end lower part of elastic piece and bending downward,
In, the left opening 721 passed through for first connecting portion 41, and the left opening of the elastic piece 72 are offered on the elastic piece 72
721 inner walls are caught in the first card slot 411, and curved 73 end of shrapnel is caught in the second card slot 421 under this.
As shown in fig. 7, being further opened with a right opening 722 on the elastic piece 72, curved shrapnel 73 is by right opening 722 under this
Inner wall bends downward to be formed；It leads core 3 as shown in figure 8, described and mainly by press section 31 on one and is arranged at upper 31 lower end of press section
Insertion section once 32 form, on this width of press section 31 be more than lower insertion section 32 width, this leads the lower insertion section 32 of core 3
It is inserted into right opening 722, press section 31 on this is made to be located above the connecting portion between left opening 721 and right opening 722.
As shown in Fig. 3 and Fig. 6, described upper 6 one end of buffer substrate tablet has rake 62, lower 62 and first foot of rake
41 upper-end contact of first connecting portion of terminal 4.
The operation principle of the present embodiment microswitch is：
As shown in Figure 10, do not press when leading core 3, one end of upper buffer substrate tablet 6 and the first connecting portion 41 of the first foot 4 connect
It touches, while upper buffer substrate tablet 6 is subject to buffer the upward active force restrict of upper top 71 on elastomer 7, makes 6 lower end of buffer substrate tablet
Movable contact 61 on face is separated with the stationary contact 51 on 5 upper surface of crus secunda terminal, at this point, the first foot 4 and the second foot
Son 5 is off, i.e., microswitch is off.
When press down on lead core 3 when, lead core 3 and press down elastomer 7, make its bullet under, while elastomer plays for 7 times,
Buffering upper top 71 moves down, its power being applied on buffer substrate tablet 6 is made to disappear, then upper buffer substrate tablet 6 moves down reset, makes its lower end
Movable contact 61 is moved down to be contacted with the stationary contact 51 on 5 upper surface of crus secunda terminal, at this point, the first foot 4 and crus secunda terminal 5
In the conduction state, i.e., microswitch is in the conduction state, as shown in figure 11.
When cancelling the lower pressure to leading core 3, when leading core 3 and being restored in situ, the up bullet of elastomer 7 is slow on elastomer 7
It rushes to top and 71 encounters upper buffer substrate tablet 6, buffer substrate tablet 6 is made up to move, make movable contact 61 on 6 lower face of buffer substrate tablet and the
Stationary contact 51 on two foots, 5 upper surfaces separates, and the first foot 4 recovers with crus secunda terminal 5 to off-state, i.e. fine motion
Switch is off, as shown in Figure 10.
As the another specific embodiment mode of the present embodiment, as shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, microswitch further includes
It is arranged on pedestal 1 and positioned at buffer substrate tablet 8 once of 7 lower section of elastomer, 71 upper surface of the buffering upper top, which is provided with, to be used for
The snubber contact point 711 contacted with upper buffer substrate tablet 6,71 lower face of buffering upper top are provided with to connect with lower buffer substrate tablet 8
A tactile snubber contact portion 712.
Snubber contact piece 63 on one is provided on described on buffer substrate tablet 6 and above snubber contact point 711, described
Snubber contact piece 81 is provided on lower buffer substrate tablet 8 and positioned at 712 lower section of snubber contact portion.
As shown in figs. 4 and 5, the lower buffer substrate tablet 8 is mainly by 83 groups of tabs on integrally formed a connecting piece 82 and one
Into the connection sheet 82 is arranged on pedestal 1, and tabs 83 is located at 71 lower section of buffering upper top, and the lower snubber contact piece 81 on this
It is arranged on tabs 83.
As shown in figure 5, the side bayonet slot 11 being caught in for 82 end of connection sheet and confession connection are provided on the pedestal 1
Piece 82 be arranged one on salient point 12.
By adding upper buffer substrate tablet 6 above elastomer 7 (reed), lower buffer substrate tablet 8 is added in lower section, and the two is combined,
When elastomer 7 is sprung up and down, elastomer 7 contacts directly buffer substrate tablet 6 and lower buffer substrate tablet 8, and upper buffer substrate tablet 6 and lower buffer substrate tablet 8 are right
Elastomer 7 is applied with cushion effect, reduces the vibration of elastomer 7, the sound sent significantly reduces, and further reaches mute effect
Fruit.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore identical with the above embodiment of the present invention or approximate technical characteristic is used, and obtained other structures, the guarantor in the present invention
Within the scope of shield.
Claims (9)
1. a kind of mute microswitch is covered on pedestal simultaneously including a pedestal and the lid being covered on pedestal, the lid
An accommodating cavity is formed, being provided with one in the accommodating cavity leads core, offers on the lid and is opened for leading on core upper end passes through one
Mouthful, one first foot and a crus secunda terminal are inserted on the base, which is characterized in that are further included and be arranged in accommodating cavity
And for lead core lower end through one on buffer substrate tablet and be arranged at upper buffer substrate tablet and pedestal and positioned at the elasticity led below core
Body, wherein, one end of buffer substrate tablet and the first foot termination contact on this, the other end are located at crus secunda terminal top, and this second
The sub- upper surface of foot is provided with a stationary contact, and buffer substrate tablet other end lower face is provided with dynamic with stationary contact corresponding one on this
Contact, meanwhile, a buffering upper top is provided on the one end of crus secunda terminal in the elastomer；By upper buffer substrate tablet conduct
The connector that first foot is connected with crus secunda terminal, and be combined by leading core with the buffering upper top on elastomer, it triggers
Contact between movable contact on upper buffer substrate tablet and the stationary contact on crus secunda terminal is with separating, so as to fulfill leading for microswitch
Function is opened in through and off.
2. mute microswitch according to claim 1, which is characterized in that have on the first foot and be located at base
A first connecting portion and a second connecting portion for seat upper surface, the first connecting portion outer side edges offer one first card slot, this
Two connecting portion outer side edges offer one second card slot, buffer substrate tablet one end and first connecting portion upper-end contact on this；The elastomer
Mainly it is made of an elastic piece and the shrapnel curved once for being shaped in elastic piece one end lower part and bending downward, wherein, at this
The left opening passed through for first connecting portion is offered on elastic piece, and the left opening inner wall of the elastic piece is caught in the first card slot
In, curved shrapnel end is caught in the second card slot under this.
3. mute microswitch according to claim 2 a, which is characterized in that right side is further opened on the elastic piece and is opened
Mouthful, curved shrapnel is bent downward by right opening inner wall and is formed under this；It is described to lead core and mainly by press section on one and be arranged at upper pressing
The composition of insertion section once at subordinate end, width of press section is more than the width of lower insertion section on this, which inserts
Enter in right opening, press section on this is made to be located above the connecting portion between left opening and right opening.
4. mute microswitch according to claim 2, which is characterized in that described upper buffer substrate tablet one end, which has, to be tilted
The first connecting portion upper-end contact of portion, the lower rake and the first foot.
5. mute microswitch according to claim 1, which is characterized in that the elastomer is reed.
6. according to any mute microswitch in claim 1 to 5, which is characterized in that further include and be arranged on pedestal
And the buffer substrate tablet once below elastomer, the buffering upper top upper surface are provided with contacted with upper buffer substrate tablet one
Snubber contact point, the buffering upper top lower face are provided with the snubber contact portion for being contacted with lower buffer substrate tablet.
7. mute microswitch according to claim 6, which is characterized in that connect on described on buffer substrate tablet and positioned at buffering
Snubber contact piece on one is provided with above contact, is provided on the lower buffer substrate tablet and below snubber contact portion and delays
Rush contact chip.
8. mute microswitch according to claim 7, which is characterized in that the lower buffer substrate tablet is mainly by integrally formed
Tabs forms on a connecting piece and one, which is arranged on pedestal, and tabs is located at below buffering upper top on this, and under this
Snubber contact piece is arranged on tabs.
9. mute microswitch according to claim 8, which is characterized in that be provided on the pedestal for connection bit end
A side bayonet slot that portion is caught in and for connection sheet be arranged one on salient point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298120.4A CN108054040A (en) | 2017-12-08 | 2017-12-08 | A kind of mute microswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298120.4A CN108054040A (en) | 2017-12-08 | 2017-12-08 | A kind of mute microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108054040A true CN108054040A (en) | 2018-05-18 |
Family
ID=62123594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711298120.4A Pending CN108054040A (en) | 2017-12-08 | 2017-12-08 | A kind of mute microswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108054040A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020035670A (en) * | 2018-08-30 | 2020-03-05 | オムロン株式会社 | Switch and operating device |
| JP2020035669A (en) * | 2018-08-30 | 2020-03-05 | オムロン株式会社 | Switch and operating device |
| CN112599368A (en) * | 2020-12-08 | 2021-04-02 | 西安精密机械研究所 | Conduction mechanism and separation signal generator |
-
2017
- 2017-12-08 CN CN201711298120.4A patent/CN108054040A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020035670A (en) * | 2018-08-30 | 2020-03-05 | オムロン株式会社 | Switch and operating device |
| JP2020035669A (en) * | 2018-08-30 | 2020-03-05 | オムロン株式会社 | Switch and operating device |
| TWI694478B (en) * | 2018-08-30 | 2020-05-21 | 日商歐姆龍股份有限公司 | Switch and operating device |
| CN112424895A (en) * | 2018-08-30 | 2021-02-26 | 欧姆龙株式会社 | Switch and operating device |
| JP7077877B2 (en) | 2018-08-30 | 2022-05-31 | オムロン株式会社 | Switch and operating device |
| JP7077876B2 (en) | 2018-08-30 | 2022-05-31 | オムロン株式会社 | Switch and operating device |
| CN112424895B (en) * | 2018-08-30 | 2024-05-17 | 欧姆龙株式会社 | Switch and operating device |
| CN112599368A (en) * | 2020-12-08 | 2021-04-02 | 西安精密机械研究所 | Conduction mechanism and separation signal generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 523000 1A, Lin Dong two road, Lin Cun, Tangxia Town, Dongguan, Guangdong Applicant after: Dongguan Kaihua Electronics Co., Ltd. Address before: 523712 No. 1 Lin Dong Road, Lun Cun Industrial Zone, Tangxia Town, Dongguan, Guangdong, China. Two Applicant before: Dongguan Kaihua Electronics Co., Ltd. |
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| CB02 | Change of applicant information | ||
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| SE01 | Entry into force of request for substantive examination |