CN221463656U - Light guide lens used on key switch - Google Patents
Light guide lens used on key switch Download PDFInfo
- Publication number
- CN221463656U CN221463656U CN202322603149.6U CN202322603149U CN221463656U CN 221463656 U CN221463656 U CN 221463656U CN 202322603149 U CN202322603149 U CN 202322603149U CN 221463656 U CN221463656 U CN 221463656U
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- Prior art keywords
- light guide
- guide lens
- base
- key switch
- lens
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- 238000009434 installation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Push-Button Switches (AREA)
Abstract
The utility model discloses a light guide lens used on a key switch, which is arranged in an installation through hole of a base of a key switch body, and is characterized in that the light guide lens is of an integrated structure, the upper end of the light guide lens is an arc-shaped convex surface, a protruding clamping strip position is arranged below the arc-shaped convex surface, and a clamping point position is arranged below the clamping strip position; the middle of the bottom of the lower end of the light guide lens is provided with an arc concave surface, and the length of the refraction surface is increased, so that the light refraction angle is increased; the light guide lens is arranged in the through hole of the base, the upper end and the lower end of the light guide lens are mutually fixed correspondingly, the stability of the light guide lens after being arranged is strong, and good experience is brought to a user; the whole surface of the light guide lens is smooth, the process is simple, and the cost is reduced.
Description
Technical Field
The utility model relates to the field of key switches of keyboards, in particular to a light guide lens on a key switch.
Background
Along with the popularization of computers, the requirements of users on operating equipment keyboards are not only high in performance, but also ultra-dazzling individuality is pursued in appearance, manufacturers install patch type LEDs with various colors on pcb boards of key switches of keys, and then light guide columns conduct light sources out to attract the attention of users.
Patent number: 202221001395.3 discloses a keyboard switch with can dismantle leaded light post, including PCB board, base, lid, paster lamp and leaded light post, the below of PCB board is equipped with the paster lamp, and the base mounting is on the PCB board, and the lid lock is on the base, and leaded light post joint is in one side of lid, and the bottom of leaded light post is close to the paster lamp. However, the light guide column with such a structure has defects:
1. the lower end face of the light guide column is a plane, when the LED light enters, the light refraction angle face is small, so that the light transmission below the key is uneven, and the light guide effect is poor;
2. The light guide column is clamped and fixed with the cover through the trapezoid clamping groove, and the light guide column and the base have no clamping joint, so that the light guide column and the base are poor in connection stability and easy to shift, and the light guide effect is unstable;
3. Meanwhile, a plurality of irregular steps are formed on two sides of the light guide column, so that the requirement on die manufacturing precision is high for manufacturers, the processing procedure is complicated, the cost is increased, and defective products are easy to occur in the products;
therefore, in the prior art, the light guide column of the key switch needs to be improved.
Disclosure of Invention
The light guide lens used on the key switch comprises a key switch body, wherein the key switch body is internally provided with the light guide lens, the light guide lens is of an integrated structure, the upper end of the light guide lens is an arc-shaped convex surface, a protruding clamping strip position is arranged below the arc-shaped convex surface, and a clamping point position is arranged below the clamping strip position; the middle of the bottom of the lower end of the light guide lens is provided with an arc concave surface, and the light guide lens is arranged in the base of the key switch body.
As a preferable scheme, the key switch body comprises a PCB board, an LED, a base and an upper cover; the base is fixed on the PCB, a mounting through hole site is formed in one side surface of the base, and a protruding clamping edge is formed in the end surface of the outer side edge of the mounting through hole site; the light guide lens is installed in the installation through hole site, the card strip position of light guide lens is located the card limit, and the card point position card of light guide lens is at the lower extreme edge of the outside limit of installation through hole site, the lower extreme at card point position is equipped with the slope form.
As a preferable scheme, a through hole is formed in the PCB opposite to the mounting through hole of the base, the LED is stuck and positioned at the through hole and opposite to the arc-shaped concave surface of the lower end face of the light guide lens, a light source of the LED is LED out through the refraction of the arc-shaped concave surface, and the refraction surface of the light source is large and uniform.
As a preferable scheme, the upper cover is clamped on the base.
The beneficial effects of the utility model are as follows: the middle of the lower end surface of the light guide lens is provided with an inward concave arc-shaped concave surface, so that the length of the refraction surface is increased, and the refraction angle of light is increased; the light guide lens is arranged in the through hole of the base, the upper end and the lower end of the light guide lens are mutually fixed correspondingly, the stability of the light guide lens after being arranged is strong, and good experience is brought to a user; the whole surface of the light guide lens is smooth, the process is simple, and the cost is reduced by a merchant.
Drawings
FIG. 1 is a schematic view of a light guide lens according to the present utility model;
FIG. 2 is an exploded view of the present utility model;
Fig. 3 is an overall schematic diagram of the key switch of the present utility model.
The LED light-guiding type LED light-guiding switch comprises a 100-key switch body, a 10-light-guiding lens, an 11-arc convex surface, a 12-clamping position, a 13-clamping position, a 14-arc concave surface, a 20-PCB (printed circuit board), a 21-through hole, a 30-LED, a 40-base, a 41-mounting through hole site, a 411-clamping edge and a 50-upper cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," "mounted," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1-3, a light guide lens used on a key switch comprises a key switch body (100), wherein a light guide lens (10) is arranged in the key switch body (100), the light guide lens (10) is of an integrated structure, the upper end of the light guide lens is an arc-shaped convex surface (11), a protruding clamping strip position (12) is arranged below the arc-shaped convex surface (11), and a clamping point position (13) is arranged below the clamping strip position (12); the middle of the bottom of the lower end of the light guide lens (10) is provided with an arc-shaped concave surface (14), and the light guide lens (10) is arranged in a base (40) of the key switch body (100).
As a preferable scheme, the key switch body (100) comprises a PCB (20), an LED (30), a base (40) and an upper cover (50); the base (40) is fixed on the PCB (20), a mounting through hole site (41) is formed in one side surface of the base (40), and a protruding clamping edge (411) is formed in the outer side edge end surface of the mounting through hole site (41); the light guide lens (10) is arranged in the mounting through hole (41), the clamping strip position (12) of the light guide lens (10) is located on the clamping edge (411), the clamping point position (13) of the light guide lens (10) is clamped at the lower end edge of the outer side edge of the mounting through hole (41), and the lower end of the clamping point position (41) is provided with an inclined shape.
As a preferable scheme, a through hole (21) is formed in a PCB (20) opposite to a mounting through hole position (41) of the base (40), the LED paste (30) is positioned at the through hole (21) and opposite to an arc-shaped concave surface (14) of the lower end face of the light guide lens (10), a light source of the LED (30) is LED out through refraction of the arc-shaped concave surface (14), and the refraction surface of the light source is large and uniform.
As a preferable scheme, the upper cover (50) is clamped on the base (40).
According to the utility model, the arc-shaped concave surface is arranged on the lower end surface of the light guide lens, and the length of the refraction surface of the lower end surface of the light guide lens is increased, so that the light refraction angle is increased, the off-line scattering area is larger, and the key is more dazzling.
The light guide lens is easy to install, the light guide lens is directly inserted into the installation through hole of the base, and the clamping point at the lower end of the light guide lens is inclined, so that the insertion of the light guide lens is facilitated; when the fixing device is taken down, the clamping point position is pressed inwards, so that the clamping point position is separated from the outer side edge of the installation through hole position, and the fixing device can be taken down easily.
The foregoing description is only of the preferred embodiments of the utility model, and the above-described embodiments are not intended to limit the utility model. Various changes and modifications may be made within the scope of the technical idea of the present utility model, and any person skilled in the art may make any modification, modification or equivalent substitution according to the above description, which falls within the scope of the present utility model.
Claims (4)
1. The utility model provides an use leaded light lens on key switch, includes key switch body (100), be equipped with leaded light lens (10), its characterized in that in key switch body (100): the light guide lens (10) is of an integrated structure, the upper end of the light guide lens is an arc-shaped convex surface (11), a protruding clamping strip position (12) is arranged below the arc-shaped convex surface (11), and a clamping point position (13) is arranged below the clamping strip position (12); the middle of the bottom of the lower end of the light guide lens (10) is provided with an arc-shaped concave surface (14), and the light guide lens (10) is arranged in a base (40) of the key switch body (100).
2. A light directing lens for use in a push-button switch as defined in claim 1, wherein: the key switch body (100) comprises a PCB (20), an LED (30), a base (40) and an upper cover (50); the base (40) is fixed on the PCB (20), a mounting through hole site (41) is formed in one side surface of the base (40), and a protruding clamping edge (411) is formed in the outer side edge end surface of the mounting through hole site (41); the light guide lens (10) is arranged in the mounting through hole (41), the clamping strip position (12) of the light guide lens (10) is located on the clamping edge (411), the clamping point position (13) of the light guide lens (10) is clamped at the lower end edge of the outer side edge of the mounting through hole (41), and the lower end of the clamping point position (13) is provided with an inclined shape.
3. A light directing lens for use in a push-button switch as defined in claim 2, wherein: the LED light source is characterized in that a through hole (21) is formed in a PCB (20) opposite to a mounting through hole position (41) of the base (40), the LED (30) is adhered to the through hole (21) and opposite to an arc-shaped concave surface (14) on the lower end face of the light guide lens (10), a light source of the LED (30) is LED out through refraction of the arc-shaped concave surface (14), and the refraction surface of the light source is large and uniform.
4. A light directing lens for use in a push-button switch as defined in claim 2, wherein: the upper cover (50) is clamped on the base (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322603149.6U CN221463656U (en) | 2023-09-25 | 2023-09-25 | Light guide lens used on key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322603149.6U CN221463656U (en) | 2023-09-25 | 2023-09-25 | Light guide lens used on key switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221463656U true CN221463656U (en) | 2024-08-02 |
Family
ID=92349027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322603149.6U Active CN221463656U (en) | 2023-09-25 | 2023-09-25 | Light guide lens used on key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221463656U (en) |
-
2023
- 2023-09-25 CN CN202322603149.6U patent/CN221463656U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |