CN206697390U - A kind of guide-lighting mechanical axis of center dress LED - Google Patents
A kind of guide-lighting mechanical axis of center dress LED Download PDFInfo
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- CN206697390U CN206697390U CN201720620337.1U CN201720620337U CN206697390U CN 206697390 U CN206697390 U CN 206697390U CN 201720620337 U CN201720620337 U CN 201720620337U CN 206697390 U CN206697390 U CN 206697390U
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Abstract
It the utility model is related to a kind of guide-lighting mechanical axis of center dress LED, including base, the button being connected with base, the middle of the base is provided with guide pillar, the axial centre of guide pillar is provided with the first through hole through guide pillar, button bottom is provided with the second through hole corresponding with first through hole and through button bottom, one light-guiding pillar is connected through the second through hole and then insertion first through hole with guide pillar from top to bottom, base lower end is provided with a PCB, the first mounting hole corresponding with first through hole is provided with PCB, one LED is attached on the first mounting hole, the light of LED can be exposed in first through hole and outwards projected through light-guiding pillar.Light-guiding pillar of the present utility model causes button to be preferably arranged on base, is easy to the disassembly and installation of button, is easy to clear up the dust of attachment in light-guiding pillar and first through hole;Light is evenly distributed by the refraction of light-guiding pillar, light on keycap, will not be dazzling, and user can comfortably see the mark on keycap under dark environment.
Description
Technical field
A kind of keyboard is the utility model is related to, the guide-lighting mechanical axis of LED is filled more particularly to a kind of center.
Background technology
Many operations of existing keyboard need to use key switch as input medium, but in night or dark environment
In, because sight is dark, it is impossible to see keyboard or identification less than different keyboards mark, easily push the wrong button,
Therefore, a LED can be all installed on button switch for keyboard, to adapt in dark environment still it can be seen that button.
In existing button switch for keyboard, the LED on keyboard is provided in close to the outer peripheral position of key switch
And be soldered on PCB, the light from light scattering to the top with marking keys of key switch outward flange scattering is less, leads
Cause mark not see Chu, dark environment can not be adapted to.
Utility model content
Based on this, there is provided a kind of guide-lighting mechanical axis of center dress LED.
A kind of guide-lighting mechanical axis of center dress LED, including base, the button that is connected with base and with base button
The upper lid closed, button upper end are exposed to lid for pressing, and axial centre of the middle of the base provided with guide pillar guide pillar, which is provided with, to be run through
The first through hole of guide pillar, a back-moving spring is externally provided with the guide pillar, button is installed on the guide pillar for being socketed with back-moving spring, upper lid
Fastened with base and a cavity is formed in it, moving contact blade and fixing terminal are provided with the cavity, when pressing or decontroling button,
Button move up and down drive moving contact blade act so that control moving contact blade contact and disconnect with fixing terminal, fixing terminal with
One end of moving contact blade passes base;Characterized in that,
The button bottom is provided with the second through hole that is corresponding with first through hole and running through button bottom, and a light-guiding pillar is from upper
It is connected under and through the second through hole and then insertion first through hole with guide pillar;The base lower end is provided with a PCB, is set on PCB
The first mounting hole corresponding with first through hole is equipped with, a LED is attached on the first mounting hole, and the light of LED can expose to
Outwards projected in first through hole and through light-guiding pillar.
Further, light-guiding pillar is stuck in the second through hole from the top down, and light-guiding pillar lower end is through the second through hole and inserts the
In one through hole.
Further, the upper lid lower end is provided with multiple locating dowels, and the base, which is provided with, to be connected and then incite somebody to action with locating dowel
Upper lid is attached to the positioning hole on base.
Further, moving contact blade and fixing terminal are installed on the side of base, moving contact blade be provided with elastic portion and
The movable contact being connected with elastic portion, fixing terminal are provided with the stationary contact pressed button and can contacted with movable contact.
Further, button is provided with convex tendon with respect to the side of moving contact blade, and the convex tendon holds up elastic portion, and movable contact is located at
Do not contacted above stationary contact with stationary contact.
Further, the light-guiding pillar is made of light transmissive material.
The guide-lighting mechanical axis of above-mentioned center dress LED, PCB are installed on base lower end, are provided with PCB and first
First mounting hole corresponding to through hole, LED are installed on first mounting hole, then LED is on the center of base, and
Light is exposed in first through hole, and by light-guiding pillar from top to bottom through the second through hole to insert in first through hole, light is worn
Over-light-transferring pole outwards projects, and on the one hand the design of light-guiding pillar causes button to be preferably arranged on base, be easy to the dismounting of button
And installation, it is easy to clear up the dust of attachment in light-guiding pillar and first through hole, increases the use range of the guide-lighting mechanical axis, improve real
With property and convenience;Meanwhile light is by the refraction of light-guiding pillar, make that the indicating effect of button is more preferable, and light is distributed on keycap
Uniformly, will not be dazzling, user can comfortably see the mark on keycap under dark environment.
Brief description of the drawings
Fig. 1 is the overall schematic for the guide-lighting mechanical axis that center described in the utility model fills LED;
Fig. 2 is the exploded perspective view for the guide-lighting mechanical axis that center described in the utility model fills LED;
Fig. 3 is the explosion views for the guide-lighting mechanical axis that center described in the utility model fills LED;
Fig. 4 is the explosion views for another angle of guide-lighting mechanical axis that center described in the utility model fills LED.
Number explanation:Base 10, guide pillar 11, first through hole 12, positioning hole 13, back-moving spring 14, button 20, convex tendon 21,
Second through hole 22, upper lid 30, locating dowel 31, moving contact blade 40, movable contact 41, elastic portion 42, fixing terminal 50, stationary contact 51,
PCB60, the first mounting hole 61, LED 62, the second mounting hole 63, light-guiding pillar 70.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The embodiment of utility model is described in detail.
Referring to Fig. 1, a kind of guide-lighting mechanical axis of center dress LED, including base 10, button 20 and upper lid 30,
Button 20 is fixedly connected on base 10, and upper lid 30 is fastened on base 10, and the upper end of button 20 is exposed to lid 30 for pressing.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are referred to, the middle part of base 10 is provided with guide pillar 11, and the axial centre of guide pillar 11, which is provided with, passes through
The first through hole 12 of post 11 is perforated, first through hole 12 also extends through the bottom of base 10, a back-moving spring is externally provided with the guide pillar 11
14, button 20 is installed on the guide pillar 11 for being socketed with back-moving spring 14, and back-moving spring 14 is socketed in outside guide pillar 11, coordinates button
Pressure can be achieved with upspringing in back-moving spring 14 between 20 and base 10.
Multiple locating dowels 31 are provided with the upper lower end of lid 30, base 10 is provided with multiple positioning holes with the installation connection of locating dowel 31
13, pass through being used cooperatively for locating dowel 31 and positioning hole 13 so that upper lid 30 is fixedly installed in base 10.
Upper lid 30 is fastened with base 10 and a cavity is formed in it, and moving contact blade 40 and fixing terminal are provided with the cavity
50, when pressing or decontroling button 20, moving up and down for button 20 drives moving contact blade 40 to act and then control moving contact blade 40
Contact and disconnect with fixing terminal 50, one end of fixing terminal 50 and moving contact blade 40 passes base 10, and the end can be used for connecting
Connect external circuit.In this way, when pressing or decontroling button 20 so that moving contact blade 40 is contacted or broken with fixing terminal 50
Open, realize the operation of button, back-moving spring causes button 20 to upspring.
Moving contact blade 40 and fixing terminal 50 are installed on a side of base 10, wherein, moving contact blade 40 is one dynamic
Shell fragment is touched, the shell fragment is provided with elastic portion 42 and movable contact 41, and movable contact 41 and elastic portion 42 connect, elastic portion 42 and movable contact
41 integrally manufactured form.Fixing terminal 50 is provided with the stationary contact 51 pressed button 20 and can contacted with movable contact 41.Do not pressing
During button 20, a side of the side of the relative base 10 of button 20 is provided with convex tendon 21, and the convex tendon 21 holds up elastic portion 42, moves
Contact 41 is located at the top of stationary contact 51 and not contacted with stationary contact 51, and convex tendon 21 is insulator, then moving contact blade 40 and fixing terminal
50 not in contact with, in this way, can avoid when not pressing button 20, the contact between movable contact 41 and stationary contact 51, now, bullet
Property portion 42 is lifted generation elastic force.
When pressing button 20, button 20 moves down, then convex tendon 21 also moves down, then the elastic force of elastic portion 42 drives
Movable contact 41 follows convex tendon 21 to move down, when being moved to certain position, movable contact 41 contacts with stationary contact 51, then button
Instruction can be contacted on transmission external circuit by movable contact 41 with stationary contact 51, when decontroling button 20, in back-moving spring
Under effect, button 20 moves up, then convex tendon 21 also moves up, and convex tendon 21 lifts movable contact 41, movable contact 41 and stationary contact
51 disconnect, and the instruction of button disconnects, and completes the operation of button.
The bottom of button 20 is provided with the second through hole 22 corresponding with first through hole 12 and through the bottom of button 20, a light-guiding pillar
70 are connected through the second through hole 22 and then insertion first through hole 12 with guide pillar 11 from top to bottom;The lower end of base 10 is provided with one
PCB60, is provided with first mounting hole 61 corresponding with first through hole 12 on PCB60, and a LED 62 is attached to the first mounting hole
On 61, the light of LED 62 can be exposed in first through hole 12 and outwards projected through light-guiding pillar 70.
Light-guiding pillar 70 is stuck in the second through hole 22 from the top down, and light-guiding pillar lower end leads to through the second through hole 22 and insertion first
In hole.
Light-guiding pillar 70 is made of light transmissive material.Multiple second mounting holes 63 are additionally provided with base 10, PCB60 passes through solid
Rationed marketing 15 is inserted in one of in the second mounting hole 63 so as to be fixedly connected with base 10.
The LED 62 is in normal bright state, can use Surface-mount LED lamp, can reduce volume of the LED on PCB60,
Meanwhile the reliability of Surface-mount LED lamp is high, vibration strength is good.
Specifically mounting means is:Fixing terminal 50 is first fixed on base 10, and back-moving spring 14 is socketed in guide pillar 11
Outside, then button 20 is installed so that back-moving spring is connected between button 20 and base 10, and moving contact blade 40 is installed on base again
On 10 so that the convex tendon 21 of button 20 just props up the movable contact 41 of moving contact blade 40, prevents movable contact 41 from being connect with stationary contact 51
Touching, upper lid 30 is fastened on base 10, and the upper end of button 20 is exposed to lid 30, and LED 62 is directly mounted on PCB60,
PCB60 is arranged on the lower end of base 10, finally installs light-guiding pillar 70, then installs.
The guide-lighting mechanical axis of above-mentioned center dress LED, PCB are installed on base lower end, are provided with PCB and first
First mounting hole corresponding to through hole, LED are installed on first mounting hole, then LED is on the center of base, and
Light is exposed in first through hole, and by light-guiding pillar from top to bottom through the second through hole to insert in first through hole, light is worn
Over-light-transferring pole outwards projects, and on the one hand the design of light-guiding pillar causes button to be preferably arranged on base, be easy to the dismounting of button
And installation, it is easy to clear up the dust of attachment in light-guiding pillar and first through hole, increases the use range of the guide-lighting mechanical axis, improve real
With property and convenience;Meanwhile light is by the refraction of light-guiding pillar, make that the indicating effect of button is more preferable, and light is distributed on keycap
Uniformly, will not be dazzling, user can comfortably see the mark on keycap under dark environment.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (6)
1. a kind of guide-lighting mechanical axis of center dress LED, including base(10), the button that is connected with base(20)And with
The upper lid that base fastens(30), button upper end is exposed to lid and is provided with guide pillar for pressing, the middle of the base(11), the axle of guide pillar
The first through hole through guide pillar is provided with to center(12), a back-moving spring is externally provided with the guide pillar(14), button is installed to socket
Have on the guide pillar of back-moving spring, upper lid is fastened to form a cavity with base, and moving contact blade is provided with the cavity(40)And fixation
Terminal(50), when pressing or decontroling button, the mobile drive moving contact blade of button is contacted and disconnected with fixing terminal, fixing end
One end of son and moving contact blade passes base;Characterized in that,
The button bottom is provided with the second through hole corresponding with first through hole and through button bottom(22), a light-guiding pillar(70)
It is connected from top to bottom through the second through hole and then insertion first through hole with guide pillar;The base lower end is provided with a PCB(60),
The first mounting hole corresponding with first through hole is provided with PCB(61), a LED is attached on the first mounting hole, the lamp of LED
Light can be exposed in first through hole and outwards projected through light-guiding pillar.
2. the guide-lighting mechanical axis of center according to claim 1 dress LED, it is characterised in that the light-guiding pillar from
On be stuck in downwards in the second through hole, light-guiding pillar lower end is through the second through hole and inserting in first through hole.
3. the guide-lighting mechanical axis of dress LED in center according to claim 1, it is characterised in that the upper lid lower end
Provided with multiple locating dowels(31), the base is provided with is connected and then is attached to upper lid the positioning hole on base with locating dowel
(13).
4. the guide-lighting mechanical axis of dress LED in center according to claim 1, it is characterised in that moving contact blade(40)
And fixing terminal(50)It is installed on the side of base, moving contact blade is provided with elastic portion(42)What is be connected with elastic portion is dynamic tactile
Point(41), fixing terminal is provided with the stationary contact pressed button and can contacted with movable contact(51).
5. the guide-lighting mechanical axis of dress LED in center according to claim 4, it is characterised in that button is relatively movable
The side of contact is provided with convex tendon(21), convex tendon picking-up elastic portion, movable contact is located above stationary contact not to be contacted with stationary contact.
6. the guide-lighting mechanical axis of dress LED in center according to claim 1, it is characterised in that the light-guiding pillar is adopted
It is made of light transmissive material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720620337.1U CN206697390U (en) | 2017-05-31 | 2017-05-31 | A kind of guide-lighting mechanical axis of center dress LED |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720620337.1U CN206697390U (en) | 2017-05-31 | 2017-05-31 | A kind of guide-lighting mechanical axis of center dress LED |
Publications (1)
Publication Number | Publication Date |
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CN206697390U true CN206697390U (en) | 2017-12-01 |
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ID=60450295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720620337.1U Active CN206697390U (en) | 2017-05-31 | 2017-05-31 | A kind of guide-lighting mechanical axis of center dress LED |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109920671A (en) * | 2018-10-29 | 2019-06-21 | 东莞市林积为实业投资有限公司 | A kind of integral type automatically resets key switch |
CN110517918A (en) * | 2019-08-27 | 2019-11-29 | Oppo(重庆)智能科技有限公司 | Electronic equipment |
-
2017
- 2017-05-31 CN CN201720620337.1U patent/CN206697390U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109920671A (en) * | 2018-10-29 | 2019-06-21 | 东莞市林积为实业投资有限公司 | A kind of integral type automatically resets key switch |
CN110517918A (en) * | 2019-08-27 | 2019-11-29 | Oppo(重庆)智能科技有限公司 | Electronic equipment |
CN110517918B (en) * | 2019-08-27 | 2022-02-15 | Oppo(重庆)智能科技有限公司 | Electronic device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Yu Zhengming Inventor before: Zhuang Zhirong |