CN207719080U - A kind of mute microswitch - Google Patents
A kind of mute microswitch Download PDFInfo
- Publication number
- CN207719080U CN207719080U CN201721722285.5U CN201721722285U CN207719080U CN 207719080 U CN207719080 U CN 207719080U CN 201721722285 U CN201721722285 U CN 201721722285U CN 207719080 U CN207719080 U CN 207719080U
- Authority
- CN
- China
- Prior art keywords
- buffer substrate
- substrate tablet
- contact
- pedestal
- elastomer
- 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.)
- Expired - Fee Related
Links
- 239000000758 substrate Substances 0.000 claims abstract description 61
- 229920001971 elastomer Polymers 0.000 claims abstract description 35
- 239000000806 elastomer Substances 0.000 claims abstract description 35
- 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 abstract description 28
- 210000001699 lower leg Anatomy 0.000 claims abstract description 19
- 230000003139 buffering effect Effects 0.000 claims abstract description 18
- 235000014676 Phragmites communis Nutrition 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000001934 delay Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 210000002683 foot Anatomy 0.000 description 17
- 238000010586 diagram Methods 0.000 description 10
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
The utility model 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, further include being set in accommodating cavity and supplying to lead 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 movable contact corresponding with 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 the utility model movable contact and stationary contact, 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, buffering force effect is received, so that the vibration of elastomer is reduced, the sound sent out substantially reduces, and further reaches muting function.
Description
Technical field
The utility model is related to a kind of microswitch more particularly to a kind of mute microswitches.
Background technology
Microswitch is a kind of common switching mechanism, and being one kind having 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 gold, electric power
In equal fields.
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 acting reed and being displaced to critical point, makes the dynamic of action reed end
Contact and stationary contact quick-make or disconnection.
Movable contact is set to the mode on action reed by existing this microswitch, generally use, in action reed
What is be pressed is front and back, and movable contact is in contact with the stationary contact above or below action reed respectively, 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 out larger sound, it can not be suitable for more quiet environment.
Utility model content
Against the above deficiency, the purpose of this utility model is to provide a kind of mute microswitch, movable contact and stationary contacts
Between without excessive active force, greatly improve the service life, and the service life is increased to 80,000,000 times；Meanwhile when elastomer is sprung up and down,
Buffering force effect is received, so that the vibration of elastomer is reduced, the sound sent out substantially reduces, and further reaches muting function.
Used technical solution is the utility model in order to achieve the above objectives：
A kind of mute microswitch, including a pedestal and the lid that is covered on pedestal, the lid are covered 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 being set to accommodating cavity on the base
It is interior and for lead core lower end across one on buffer substrate tablet and be set to 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 corresponding with stationary contact one on this
Movable contact, meanwhile, a buffering upper top is provided on the one end of crus secunda terminal in the elastomer.
Have one the positioned at pedestal upper surface on the first foot as a further improvement of the utility model,
One interconnecting piece and a second connecting portion, the first connecting portion outer side edges offer one first card slot, the second connecting portion outer side edges
One second card slot is offered, buffer substrate tablet one end and first connecting portion upper-end contact on this；The elastic body active will by an elastic piece,
And the shrapnel curved once composition for being shaped in elastic piece one end lower part and bending downward, wherein offered on the elastic piece
It is caught in the first card slot for the left opening inner wall of the left opening that first connecting portion passes through, and the elastic piece, curved shrapnel end under this
Portion is caught in the second card slot.
A right opening is further opened on the elastic piece as a further improvement of the utility model, curved shrapnel under this
It is bent downward and is formed by right opening inner wall；It is described to lead core and mainly by press section on one and be set to upper press section lower end once
Insertion section forms, and width of press section is more than the width of lower insertion section on this, which is inserted into right opening, makes
Press section is located above the interconnecting piece between left opening and right opening on this.
Described upper buffer substrate tablet one end has rake, the lower rake as a further improvement of the utility model,
With the first connecting portion upper-end contact of the first foot.
The elastomer is reed as a further improvement of the utility model,.
Further include being set on pedestal and being located at once delaying below elastomer as a further improvement of the utility model,
Punching, the buffering upper top upper surface are provided with the snubber contact point for being contacted with upper buffer substrate tablet, the buffering upper top
Lower face is provided with the snubber contact portion for being contacted with lower buffer substrate tablet.
It is provided on the upper buffer substrate tablet and above snubber contact point as a further improvement of the utility model,
Snubber contact piece on one is provided with snubber contact piece on the lower buffer substrate tablet and below snubber contact portion.
The lower buffer substrate tablet is mainly by integrally formed a connecting piece and one as a further improvement of the utility model,
Tabs forms, which is set on pedestal, and tabs is located at below buffering upper top on this, and the lower snubber contact piece setting
In on upper tabs.
The side card being caught in for connection sheet end is provided on the pedestal as a further improvement of the utility model,
Slot and for connection sheet be arranged one on salient point.
The beneficial effects of the utility model are：
(1) by adding buffer substrate tablet on one, as the conducting connector between the first foot and crus secunda terminal, and lead to
It crosses the buffering upper top added on elastomer (reed) and is combined with leading core, as conducting between stationary contact and movable contact and disconnect
Trigger member, during two of bullet and upper spring-go position under elastomer (reed), without excessive between movable contact and stationary contact
Active force, 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 is in direct contact buffer substrate tablet and lower buffer substrate tablet, and upper buffer substrate tablet is with lower buffer substrate tablet to elastomer
It is applied with cushion effect, so that the vibration of elastomer is reduced, the sound sent out substantially reduces, and further reaches muting function.
Above-mentioned is the general introduction of utility model technical solution, below in conjunction with attached drawing and specific implementation mode, to the utility model
It is described further.
Description of the drawings
Fig. 1 is the explosive view of the utility model；
Fig. 2 is the overall structure diagram of the utility model；
Fig. 3 is a part of structural schematic diagram of the utility model；
Fig. 4 is another part structural schematic diagram of the utility model；
Fig. 5 is the another part-structure schematic diagram of the utility model；
Fig. 6 is the structural schematic diagram of buffer substrate tablet on the utility model；
Fig. 7 is the structural schematic diagram of the utility model elastomer；
Fig. 8 is the structural schematic diagram that the utility model leads core；
Fig. 9 is the structural schematic diagram of the utility model the first foot；
Figure 10 is the structural schematic diagram that the utility model microswitch is off；
Figure 11 is the utility model microswitch structural schematic diagram in the conduction state.
Specific implementation mode
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose is taken, below in conjunction with
Specific embodiment of the present utility model is described in detail in attached drawing and preferred embodiment.
Fig. 1 to Fig. 4 is please referred to, the utility model embodiment provides a kind of mute microswitch, including a pedestal 1 and lid
Together in the lid 2 on pedestal 1, which is covered on pedestal 1 and is formed an accommodating cavity, and one is provided in the accommodating cavity
Core 3 is led, is offered on the lid 2 and is open 21 on 3 upper end of core passes through one for leading, one first foot is inserted on the pedestal 1
Terminal 4 and a crus secunda terminal 5.The present embodiment microswitch further includes being set in accommodating cavity and being passed through for leading 3 lower end of core
It buffer substrate tablet 6 and is set between buffer substrate tablet 6 and pedestal 1 and positioned at the elastomer 7 for leading 3 lower section of core on one, wherein at this
In embodiment, 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 at crus secunda
5 top of terminal, and 5 upper surface of crus secunda terminal is provided with a stationary contact 51,6 other end lower face of buffer substrate tablet is set on this
It is equipped with a movable contact 61 corresponding with stationary contact 51, meanwhile, it is set on the one end of crus secunda terminal 5 in the elastomer 7
It is equipped with a buffering upper top 71.
As shown in figure 9, having on the first foot 4 positioned at a first connecting portion 41 of pedestal upper surface and one the
Two interconnecting pieces 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 mainly by an elastic piece 72 and are shaped in 72 one end lower part of elastic piece and the shrapnel curved once 73 bent downward forms,
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 73 end of curved 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 set to 31 lower end of upper 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 interconnecting piece between left opening 721 and right opening 722.
As shown in Fig. 3 and Fig. 6, described 6 one end of upper buffer substrate tablet has rake 62, the lower rake 62 and the first foot
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, it does 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 made 6 lower end of buffer substrate tablet by the upward active force restrict of upper top 71 is buffered on elastomer 7
Movable contact 61 on face is detached 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.
It when core 3 is led in downward push, leads core 3 and presses down elastomer 7, make its bullet under, while elastomer plays for 7 times,
Buffering upper top 71 moves down, and the power that it is 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 detaches, and the first foot 4 restores 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 set on pedestal 1 and positioned at buffer substrate tablet 8 once of 7 lower section of elastomer, 71 upper surface of 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 for being connect with lower buffer substrate tablet 8
A tactile snubber contact portion 712.
It is provided with snubber contact piece 63 on one on the upper buffer substrate tablet 6 and above snubber contact point 711, described
It is provided with snubber contact piece 81 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
At the connection sheet 82 is set 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 set on tabs 83.
As shown in figure 5, being provided with the side bayonet slot 11 being caught in for 82 end of connection sheet on the pedestal 1 and for connection
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 is in direct contact 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, so that the vibration of elastomer 7 is reduced, the sound sent out substantially reduces, and further reaches mute effect
Fruit.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore identical as the utility model above-described embodiment or approximate technical characteristic is used, and obtained other structures,
It is within the protection scope of the utility model.
Claims (9)
1. a kind of mute microswitch, including a pedestal and the lid that is covered on pedestal, the lid are covered on pedestal simultaneously
An accommodating cavity is formed, being provided with one in the accommodating cavity leads core, offers on the lid and is opened on core upper end passes through one for leading
Mouthful, it is inserted with one first foot and a crus secunda terminal on the base, which is characterized in that further include being set in accommodating cavity
And for lead core lower end across one on buffer substrate tablet and be set to 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 it is dynamic to be provided with corresponding with stationary contact one for buffer substrate tablet other end lower face on this
Contact, meanwhile, a buffering upper top is provided on the one end of crus secunda terminal in the elastomer.
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 interconnecting piece 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 by an elastic piece and it is shaped in elastic piece one end lower part and the shrapnel curved once bent downward forms, 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, which is characterized in that be further opened with a right side on the elastic piece and open
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 set to upper pressing
The insertion section once at subordinate end forms, and 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 interconnecting piece 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
Portion, the first connecting portion upper-end contact of 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 being set on pedestal
And the buffer substrate tablet once below elastomer, the buffering upper top upper surface are provided with one for being contacted with upper buffer substrate tablet
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 the upper buffer substrate tablet and positioned at buffering
It is provided with snubber contact piece on one 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 set on pedestal, and tabs is located at below buffering upper top on this, and under this
Snubber contact piece is set on tabs.
9. mute microswitch according to claim 8, which is characterized in that be provided on the pedestal for connecting 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 |
|---|---|---|---|
| CN201721722285.5U CN207719080U (en) | 2017-12-08 | 2017-12-08 | A kind of mute microswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721722285.5U CN207719080U (en) | 2017-12-08 | 2017-12-08 | A kind of mute microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207719080U true CN207719080U (en) | 2018-08-10 |
Family
ID=63060463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721722285.5U Expired - Fee Related CN207719080U (en) | 2017-12-08 | 2017-12-08 | A kind of mute microswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207719080U (en) |
-
2017
- 2017-12-08 CN CN201721722285.5U patent/CN207719080U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 523000 Guangdong city of Dongguan province Tangxia two road Lin Zhen Lin Village No. 1A Patentee after: DONGGUAN CITY KAIHUA ELECTRONICS Co.,Ltd. Address before: 523712 Guangdong city of Dongguan province Tangxia Zhen Lin Village Center Road No. 1 Dong Industrial Zone two Patentee before: DONGGUAN CITY KAIHUA ELECTRONICS Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 |