CN107706024A - A kind of optomagnetic microswitch - Google Patents
A kind of optomagnetic microswitch Download PDFInfo
- Publication number
- CN107706024A CN107706024A CN201711107284.4A CN201711107284A CN107706024A CN 107706024 A CN107706024 A CN 107706024A CN 201711107284 A CN201711107284 A CN 201711107284A CN 107706024 A CN107706024 A CN 107706024A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- torsion spring
- interval
- light
- light element
- 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
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/022—Miscellaneous with opto-electronic switch
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/941—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector
Landscapes
- Mechanical Light Control Or Optical Switches (AREA)
Abstract
The invention discloses a kind of optomagnetic microswitch.The switch includes：Make-up forms the pedestal of space body and upper lid；Upper lid has opening, and button is provided with opening；Also include in space body, the light conductor, torsion spring, support and the magnet that are set gradually on pedestal；Wherein：Two optical ports are provided with pedestal；One end of first light element of light conductor is installed in one of optical port, and one end of the second light element is installed in another optical port, and the other end of the other end of the second light element and the first light element is oppositely arranged and has interval；On support groove is provided with interval corresponding region；Magnet is arranged in groove；Torsion spring mounting post is provided with pedestal；Torsion spring set is located at torsion spring mounting post；The long end of torsion spring extends to interval corresponding region, is contacted under the attraction of magnet with the bottom portion of groove of support, can block interval to disconnect light path；The short end and button contacts of torsion spring, when by the pressure of button, long end can be driven to leave interval to turn on light path.
Description
Technical field
The present invention relates to switching technique field, more particularly to a kind of optomagnetic microswitch.
Background technology
In the prior art, traditional mechanical microswitch includes shell fragment and contact terminal, makes it with contacting when pushing shrapnel
During terminal, it is possible to realize electrical connection.Shell fragment and contact terminal in this mechanical microswitch are chronically exposed in air easily
, easily there is the problem of loose contact in oxidation, and because shell fragment is than relatively thin, pushes shrapnel for a long time, and easily occur being broken asks
Topic, causes the service life of mechanical microswitch shorter.
The content of the invention
It is an object of the invention to provide a kind of optomagnetic microswitch, and the longevity is used to solve mechanical microswitch in the prior art
The problem of life is shorter.
The purpose of the present invention is achieved through the following technical solutions：
A kind of optomagnetic microswitch, including：Make-up forms the pedestal of space body and upper lid；The upper lid has opening, institute
State in opening and be provided with button；
Also include in the space body, the light conductor, torsion spring, support and the magnet that are set gradually on the pedestal；
Wherein：
Two optical ports are provided with the pedestal；
The light conductor includes the first light element and the second light element；One end of first light element is installed on
In one of them described optical port；One end of second light element is installed in another described optical port；Described second
The other end of the other end of light element and first light element is oppositely arranged and has interval；
On the support groove is provided with the interval corresponding region；The magnet is arranged in the groove；
Opposite base body is horizontally disposed on the pedestal torsion spring mounting post；
The torsion spring set is in the torsion spring mounting post；The long end of the torsion spring extends to the interval corresponding region,
Contacted under the attraction of the magnet with the bottom portion of groove, the interval can be blocked to disconnect light path；The short end of the torsion spring
With the button contacts, when by the pressure of the button, the long end can be driven to leave the interval to turn on the light
Road.
It is preferred that the wall outer surface of the other end of first light element and the other end of second light element
It is circular arc.
It is preferred that the support and the pedestal have light-proofness.
It is preferred that the light conductor is annular in the orthographic projection of the pedestal；It is described to be located at interval at the annular inner ring
In the region of encirclement；
The pedestal is provided with position limiting structure in region corresponding with the inner ring enclosing region；
When the interval is left at the long end, contacted with the position limiting structure of the pedestal.
It is preferred that the position limiting structure of the pedestal and the contact surface at the long end have the bar-shaped trough for accommodating the long end.
It is preferred that the button and the contact surface of the short end are arc.
It is preferred that the bottom portion of groove and the contact surface at the long end are plane.
It is preferred that the support is installed on the pedestal by connecting pole and connecting hole.
Beneficial effects of the present invention are as follows：
In optomagnetic microswitch provided in an embodiment of the present invention, two optical ports are provided with pedestal, light conductor includes the
One light element and the first light element, one end of the first light element are installed in one of optical port, and first is guide-lighting single
One end of member is installed in another optical port, and the other end of the first light element is relative with the other end of the first light element to be set
Put and have interval, in this manner it is possible to form a light path, in implementation, from an optical port projecting beam, after light conductor,
From another optical port outgoing beam.Groove is provided with above-mentioned interval corresponding region on support, magnet is arranged in the groove.On
Covering has opening, settings button in opening.Opposite base body is horizontally disposed on pedestal torsion spring mounting post, and torsion spring set is located at should
In torsion spring mounting post.The long end of torsion spring extends to above-mentioned interval corresponding region, under the attraction of magnet with the bottom portion of groove of support
Contact, can block above-mentioned interval to disconnect above-mentioned light path；The short end and button contacts of torsion spring, can when by the pressure of button
The long end of torsion spring is driven to leave above-mentioned interval to turn on above-mentioned light path, it is achieved thereby that switching function.In this programme, be by by
The switch of light path is realized in the long end of button and magnet control torsion spring to the occlusion state at above-mentioned interval, with controlling in the prior art
Shell fragment realizes that the mode of switch is compared with the status of electrically connecting of contact terminal, is not influenceed by use environment, knot of the torsion spring than shell fragment
Structure is more robust, and the magnetic life-span of magnet is very long, is not easy to fail, so as to extend the service life of optomagnetic microswitch.Also,
Switching function is achieved that by simple structure setting in this programme, is readily produced, improves production efficiency.
Brief description of the drawings
Fig. 1 is a kind of schematic cross-section of optomagnetic microswitch provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of the light conductor of optomagnetic microswitch provided in an embodiment of the present invention；
Fig. 3 is a kind of side structure schematic diagram of the part-structure of optomagnetic microswitch provided in an embodiment of the present invention；
Fig. 4 is a kind of structural representation of the base bottom side of optomagnetic microswitch provided in an embodiment of the present invention；
Fig. 5 is a kind of another side structural representation of the part-structure of optomagnetic microswitch provided in an embodiment of the present invention
Figure；
Fig. 6 is a kind of another side schematic view of the part-structure of optomagnetic microswitch provided in an embodiment of the present invention；
Fig. 7 is a kind of one side structural representation of the pedestal of optomagnetic microswitch provided in an embodiment of the present invention.
Reference：
1- pedestals；Covered on 2-；3- is open；4- buttons；5- light conductors；The light elements of 51- first；The light elements of 52- second；
53- intervals；6- torsion springs；The long end of 61- torsion springs；The short end of 62- torsion springs；7- supports；8- magnet；9- optical ports；10- grooves；11-
Torsion spring mounting post；12- wall outer surfaces；The inner ring enclosing region of 13- annulars；The position limiting structure of 14- pedestals；15- bar-shaped troughs；
16- connecting holes；17- connecting poles.
Embodiment
A kind of optomagnetic microswitch provided by the invention is described in detail with reference to the accompanying drawings and examples.
The embodiment of the present invention provides a kind of optomagnetic microswitch, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, including：
Make-up forms the pedestal 1 and upper lid 2 of space body；Upper lid 2 has opening 3, and button 4 is provided with opening 3；
Optomagnetic microswitch also includes in space body, the light conductor 5, torsion spring 6, the support 7 that are set gradually on pedestal
With magnet 8；Wherein：Two optical ports 9 are provided with pedestal 1；
Light conductor 5 includes the first light element 51 and the first light element 52；One end of first light element 51 is installed on
In one of optical port 9；One end of first light element 52 is installed in another optical port 9；First light element 52
The other end of the other end and the first light element 51 is oppositely arranged and has interval 53；
On support 7 groove 10 is provided with 53 corresponding regions of interval；Magnet 8 is arranged in the groove 10 of support 7；
The body of opposite base 1 is horizontally disposed on pedestal 1 torsion spring mounting post 11；
Torsion spring 6 is sheathed in torsion spring mounting post 11；The long end 61 of torsion spring extends to the above-mentioned corresponding region of interval 53, in magnet
Contacted under 8 attraction with the bottom of groove 10 of support 7, above-mentioned interval 53 can be blocked to disconnect light path；The short end 62 of torsion spring is with pressing
Button 4 contacts, and when by the pressure of button 4, the long end 61 of torsion spring can be driven to leave interval 53 to turn on above-mentioned light path.
Wherein, button 4 can be depressed, and button 4 transfers the pressure to the short end 62 of torsion spring.
Wherein, the other end of the other end of the first light element 52 and the first light element 51 is oppositely arranged, for light end.
In the embodiment of the present invention, two optical ports 9 are provided with pedestal 1, light conductor 5 includes the first light element 51 and the
One light element 52, one end of the first light element 51 are installed in one of optical port 9, one end of the first light element 52
It is installed in another optical port 9, the other end of the other end of the first light element 52 and the first light element 51 is oppositely arranged
And have interval 53, in this manner it is possible to a light path be formed, in implementation, from a projecting beam of optical port 9, by light conductor 5
Afterwards, from another outgoing beam of optical port 9.Groove 10 is provided with the above-mentioned corresponding region of interval 53 on support 7, magnet 8 is arranged at
In the groove 10.Upper lid 2 has an opening 3, settings button 4 in opening 3.The body of opposite base 1 is horizontally disposed on pedestal 1 torsion spring
Mounting post 11, torsion spring 6 are sheathed in the torsion spring mounting post 11.The long end 61 of torsion spring extends to the above-mentioned corresponding region of interval 53,
Contacted under the attraction of magnet 8 with the bottom of groove 10 of support 7, above-mentioned interval 53 can be blocked to disconnect above-mentioned light path；Torsion spring it is short
End 62 contacts with button 4, when by the pressure of button 4, the long end 61 of torsion spring can be driven to leave above-mentioned interval 53 with conducting
Light path is stated, it is achieved thereby that switching function.It is that the long end 61 of torsion spring is controlled between above-mentioned by button 4 and magnet 8 in this programme
The switch of light path is realized every 53 occlusion state, with controlling the status of electrically connecting of shell fragment and contact terminal real in the prior art
The mode now switched is compared, and is not influenceed by use environment, and torsion spring 6 is more more robust than the structure of shell fragment, and the magnetic life-span of magnet 8 is very
It is long, it is not easy to fail, so as to extend the service life of optomagnetic microswitch.Also, pass through simple structure setting in this programme
Switching function is achieved that, is readily produced, improves production efficiency.
During in order to ensure 5 transmitting beam of light conductor will not light leak, as shown in Fig. 2 it is preferred that the first light element 51 it is another
One end and the wall outer surface 12 of the other end of the first light element 52 are circular arc.Further for avoid switch light leak,
It is preferred that support 7 and pedestal 1 have light-proofness.For example support 7 and pedestal 1 can set light shield layer, or support 7 and pedestal
1 material is light screening material, such as deeper material of the color such as black etc..
In order to reach preferably switch jiggle effect, when it is implemented, as shown in Fig. 2 it is preferred that light conductor 5 is in pedestal 1
Orthographic projection for annular；Above-mentioned interval 53 is in the region 13 that the inner ring of annular is surrounded；As shown in fig. 7, pedestal 1 with it is above-mentioned
Region corresponding to inner ring enclosing region 13 is provided with position limiting structure 14；When above-mentioned interval 53 is left at the long end 61 of torsion spring, with pedestal 1
Position limiting structure 14 contact.In the present embodiment, the state at above-mentioned interval 53 is left for the long end 61 of torsion spring, it is enterprising in pedestal 1
One step is provided with position limiting structure, when button 4 is depressed so that the long end 61 of torsion spring is just against after above-mentioned interval 53 is left
At the position limiting structure of pedestal 1, exertin is avoided to press button 4.
Wherein, the height of the bottom of 14 opposite base of position limiting structure 1 of pedestal 1, less than the other end of the first light element 51
With the height of the bottom of other end opposite base 1 of the first light element 52.So, the position limiting structure of pedestal 1 will not be to above-mentioned
Cause to block every 53.
Wherein, the bottom of pedestal 1 refers to side of the pedestal 1 away from upper lid 2.
When it is implemented, the it is preferred that as shown in fig. 7, contact mask at the position limiting structure 14 of pedestal 1 and the long end 61 of torsion spring
There is the bar-shaped trough 15 at the long end 61 for accommodating torsion spring.So, the long end 61 of torsion spring is limited in bar-shaped trough 15, can played more preferable
Position-limiting action, avoid torsion spring long end 61 depart from pedestal 1 position limiting structure 14.
When it is implemented, it is preferred that as shown in figure 5, button 4 and the contact surface of the short end 62 of torsion spring are arc.So, arc
Shape face can preferably limit the position of the short end 62 of torsion spring, avoid the disengaging of short end 62 and the contact surface of button 4 of torsion spring.
When it is implemented, it is preferred that the bottom of groove 10 of support 7 and the contact surface at long end 61 of torsion spring are plane.So,
More preferable occlusion effect can be reached to above-mentioned interval 53.
Wherein, the height of the bottom of 10 bottom opposite base of groove 1 of support 7, it is another not less than the first light element 51
End and the height of the bottom of other end opposite base 1 of the second light element 52.
When it is implemented, it is preferred that support 7 is installed on pedestal 1 by connecting pole and connecting hole.As shown in figure 4, pedestal
Connecting hole 16 is provided with 1, the bottom of support 7 is provided with connecting pole 17.
Wherein, the bottom of support 7 refers to side of the support 7 away from upper lid 2.
In implementation, two optical ports 9 of optomagnetic microswitch provided in an embodiment of the present invention are needed to pacify with other respectively
The beam launcher of dress switch connects with beam reception device.
Below based on the structure described in above example, the operation principle of optomagnetic microswitch is described in detail：
Under inactive state, the long end 61 of torsion spring is attracted by the magnetic force of magnet 8, is contacted with the bottom of groove 10 of support 7, turns round
The long end 61 of spring is just at the above-mentioned above-mentioned interval 53 to light end, transmission of the block signal light beam between light conductor 5, now
Switching signal is off.The short end 62 of torsion spring 6 contacts with button 4, can band when button 4 is pushed by certain external force
The long end 61 of dynamic torsion spring can stop away from above-mentioned interval 53, be simultaneously emitted by " ticking " sound after hitting the bar-shaped trough 15 of pedestal 1, this
When, because the long end 61 of torsion spring is left at above-mentioned interval 53, signal beams can in light conductor 5 normal transmission, switching signal
In an ON state.When external force removal, the long end 61 of torsion spring can be attracted by the magnetic force of magnet 8, be returned to support 7 again
The bottom of groove 10, is simultaneously emitted by " rattling away " sound, and switching signal is off again.The structure of the optomagnetic microswitch is simple, raw
It is low to produce cost, low is required to use environment, some requirements that mechanical microswitch is unable to reach can be met, and the life-span is high, fits
Close the higher electronic product of frequency of use, such as mouse etc..
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (8)
- A kind of 1. optomagnetic microswitch, it is characterised in that including：Make-up forms the pedestal of space body and upper lid；The upper lid tool There is opening, button is provided with the opening；Also include in the space body, the light conductor, torsion spring, support and the magnet that are set gradually on the pedestal；Wherein：Two optical ports are provided with the pedestal；The light conductor includes the first light element and the second light element；One end of first light element is installed on wherein In one optical port；One end of second light element is installed in another described optical port；Described second is guide-lighting The other end of the other end of unit and first light element is oppositely arranged and has interval；On the support groove is provided with the interval corresponding region；The magnet is arranged in the groove；Opposite base body is horizontally disposed on the pedestal torsion spring mounting post；The torsion spring set is in the torsion spring mounting post；The long end of the torsion spring extends to the interval corresponding region, in institute State and contacted under the attraction of magnet with the bottom portion of groove, the interval can be blocked to disconnect light path；The short end of the torsion spring and institute Button contacts are stated, when by the pressure of the button, the long end can be driven to leave the interval to turn on the light path.
- 2. optomagnetic microswitch according to claim 1, it is characterised in that the other end of first light element and institute The wall outer surface for stating the other end of the second light element is circular arc.
- 3. optomagnetic microswitch according to claim 1, it is characterised in that the support and the pedestal have shading Property.
- 4. optomagnetic microswitch according to claim 1, it is characterised in that orthographic projection of the light conductor in the pedestal For annular；In the region for being located at interval at the annular inner ring and surrounding；The pedestal is provided with position limiting structure in region corresponding with the inner ring enclosing region；When the interval is left at the long end, contacted with the position limiting structure of the pedestal.
- 5. optomagnetic microswitch according to claim 4, it is characterised in that the position limiting structure of the pedestal and the long end Contact surface there is the bar-shaped trough for accommodating the long end.
- 6. optomagnetic microswitch according to claim 1, it is characterised in that the button and the contact surface of the short end are Arc.
- 7. optomagnetic microswitch according to claim 1, it is characterised in that bottom portion of groove contact with the long end Face is plane.
- 8. optomagnetic microswitch according to claim 1, it is characterised in that the support is pacified by connecting pole and connecting hole Loaded on the pedestal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107284.4A CN107706024A (en) | 2017-11-10 | 2017-11-10 | A kind of optomagnetic microswitch |
| KR2020180002331U KR200490646Y1 (en) | 2017-11-10 | 2018-05-30 | A magnetic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107284.4A CN107706024A (en) | 2017-11-10 | 2017-11-10 | A kind of optomagnetic microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107706024A true CN107706024A (en) | 2018-02-16 |
Family
ID=61179154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711107284.4A Pending CN107706024A (en) | 2017-11-10 | 2017-11-10 | A kind of optomagnetic microswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107706024A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106648177A (en) * | 2016-12-31 | 2017-05-10 | 珠海市智迪科技股份有限公司 | Reflecting-type precise photomagnetic microswitch and mouse |
| CN206411630U (en) * | 2016-12-31 | 2017-08-15 | 珠海市智迪科技股份有限公司 | Refractive accurate optomagnetic microswitch and mouse |
| CN107193404A (en) * | 2017-07-21 | 2017-09-22 | 珠海市智迪科技股份有限公司 | Monomer microswitch and mouse |
| CN207367833U (en) * | 2017-11-10 | 2018-05-15 | 东莞市高特电子有限公司 | A kind of optomagnetic microswitch |
-
2017
- 2017-11-10 CN CN201711107284.4A patent/CN107706024A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106648177A (en) * | 2016-12-31 | 2017-05-10 | 珠海市智迪科技股份有限公司 | Reflecting-type precise photomagnetic microswitch and mouse |
| CN206411630U (en) * | 2016-12-31 | 2017-08-15 | 珠海市智迪科技股份有限公司 | Refractive accurate optomagnetic microswitch and mouse |
| CN107193404A (en) * | 2017-07-21 | 2017-09-22 | 珠海市智迪科技股份有限公司 | Monomer microswitch and mouse |
| CN207367833U (en) * | 2017-11-10 | 2018-05-15 | 东莞市高特电子有限公司 | A kind of optomagnetic microswitch |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180216 |
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| RJ01 | Rejection of invention patent application after publication |