CN214535747U - Light guide structure and earphone box - Google Patents
Light guide structure and earphone box Download PDFInfo
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- CN214535747U CN214535747U CN202023082198.2U CN202023082198U CN214535747U CN 214535747 U CN214535747 U CN 214535747U CN 202023082198 U CN202023082198 U CN 202023082198U CN 214535747 U CN214535747 U CN 214535747U
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- light
- light guide
- guide surface
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- control board
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Abstract
The utility model discloses a light-directing structure and earphone box, light-directing structure includes: an incident light part; a light guide portion communicating with the light incident portion; a light emitting portion communicating with the light guide portion; the light guide structure leads the light irradiated by the light source to the light guide part through the light inlet part, the light guide part converts the light into an irradiation angle and transmits the light to another position through the light outlet part, so that the light source can be arranged on the main control board, the arrangement of a printed circuit board is reduced, and the manufacturing cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of earphone equipment, especially, relate to a light-directing structure and earphone box.
Background
The real wireless Bluetooth intelligent earphone (TWS) is rapidly paid attention to the market by virtue of the advantages of wireless, intelligent, small volume, good sound quality and the like, every two earphones are provided with one light guide structure, and each light guide structure is provided with a light source; for convenient observation, the position of the light source is generally configured on the opening surface of the light guide structure and exposed on the opening surface, so that a user can better find that the light source is exposed on the opening surface, and the lamp panel is required to be arranged close to the opening surface.
SUMMERY OF THE UTILITY MODEL
The utility model discloses main aim at provides a light-directing structure and earphone box aims at to right with the pilot lamp with the main control board sets up respectively on two printed circuit boards, causes the defect that manufacturing cost rises to improve.
The utility model provides a technical scheme of above-mentioned technical problem is, provide a light-directing structure, light-directing structure includes: an incident light part; a light guide portion communicating with the light incident portion; the light emergent part is communicated with the light guide part.
Further, the light guide part comprises a first light guide surface and a second light guide surface, and the first light guide surface and the second light guide surface form a light guide channel; the first light guide surface is located on the light emitting side of the light source, the second light guide surface faces the light emitting part, light emitted by the light source is reflected to the second light guide surface through the first light guide surface, and the light is reflected to the light emitting part through the second light guide surface.
Furthermore, the inner surfaces of the first light guide surface and the second light guide surface are reflection increasing optical surfaces.
Further, the first light guide surface and the second light guide surface are arranged in parallel at equal intervals.
Further, the first light guide surface includes: the first upper section arc part is connected with the light outlet part; the second upper section arc part is connected with the first upper section arc part; a third upper section arc portion connected with the second upper section arc portion; a middle section straight line portion connected with the third upper section arc portion; a lower section arc portion connected with the middle section straight portion.
Furthermore, a light condensing column is arranged on the light emergent portion, and the light condensing column is arranged at one end, far away from the light guide portion, of the light emergent portion.
The utility model also provides an earphone box, earphone box includes: a housing formed with at least one earphone slot for receiving an earphone; the main control board is arranged in the shell; the light source is arranged on the main control board; and the light guide structure is arranged on the shell and is positioned on the light outlet side of the light source.
Furthermore, the contact position of the light guide structure and the main control board is provided with a light leakage prevention shell, and the light leakage prevention shell is hermetically arranged at one end of the light inlet part of the light guide structure and is hermetically connected with the main control board.
Furthermore, the main control board is provided with at least two light sources, the light leakage preventing shell corresponds to the at least two light sources and is provided with at least two cavities, and the light sources are arranged in one-to-one correspondence with the cavities.
Further, the earphone box further comprises: the battery is arranged in the shell and is electrically connected with the main control board.
An embodiment of the utility model provides a light guide structure, light guide structure is with the light that the light source shines, warp go into light portion to leaded light portion, leaded light portion shines the angle with the light conversion to transmit another position through light-emitting portion, make the light source can set up on the main control board, reduces printed circuit board's setting, reduces manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of the light guide structure of the present invention;
fig. 2 is a schematic structural view of the light guide structure of the present invention;
fig. 3 is a schematic structural view of the earphone box of the present invention;
fig. 4 is an optical path diagram of the light guide structure of the present invention.
The reference numbers illustrate:
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-2, the present invention provides a light guide structure, the light guide structure 100 includes: an incident light part 21; a light guide unit 22, the light guide unit 22 communicating with the light incident unit 21; and a light emitting portion 23, wherein the light emitting portion 23 communicates with the light guide portion 22.
It should be noted that, in this embodiment, the conventional wireless headset case is separately disposed from the main control substrate by using the indicator substrate, and at least two printed circuit boards need to be disposed in different directions; the design wastes resources, and causes the problem of higher manufacturing cost; the utility model provides a light guide structure, light guide structure 100 can transmit another position with the light that the light source shines, makes the light source can set up on main control board 31, reduces printed circuit board's setting, reduces manufacturing cost.
Specifically, the light guide structure 100 includes an incident portion 21, a light guide portion 22 and an emergent portion 23, the light guide portion 22 connects the incident portion 21 and the emergent portion 23, the incident portion 21 covers the light source, light emitted by the light source is irradiated to the incident portion 21, and the light is guided out from the emergent portion 23 through the angle change of the light guide portion 22, so that the light emitted by the light source can be displayed at another position.
Further, as shown in fig. 1, the light guide part 22 includes a first light guide surface 221 and a second light guide surface 220, and the first light guide surface 221 and the second light guide surface 220 form a light guide channel; the first light guide surface 221 is located on a light emitting side of the light source, the second light guide surface 220 faces the light emitting portion 23, light emitted by the light source is reflected to the second light guide surface 220 through the first light guide surface 221, and light is reflected to the light emitting portion 23 through the second light guide surface 220.
In this embodiment, the light guide part 22 includes a first light guide surface 221 and a second light guide surface 220, after the light enters the light guide part 22 from the light incident part 21, the light is firstly irradiated on the first light guide surface 221, the first light guide surface 221 is a curved surface, the first light guide surface 221 reflects the light, the reflection has a certain angle, a part of the reflected light is irradiated on the second light guide surface 220, the light is irradiated downwards by the reflection of the second light guide surface 220, and finally the illumination is displayed from the light emergent part 23.
Specifically, the first light guide surface 221 and the second light guide surface 220 form a light guide channel; the first light guide surface 221 is a curved surface, the first light guide surface 221 is located on a light emitting side of the light source, the second light guide surface 220 is a curved surface, the second light guide surface 220 faces the light emitting portion 23, light emitted by the light source is reflected to the second light guide surface 220 through the first light guide surface 221, and the light is reflected to the light emitting portion 23 through the second light guide surface 220.
Further, as shown in fig. 1, the inner surfaces of the first light guide surface 221 and the second light guide surface 220 are reflection enhancing optical surfaces.
In this embodiment, the first light guide surface 221 and the second light guide surface 220 are reflection increasing optical surfaces, and the reflection increasing optical surfaces can increase the optical reflectivity of the curved surface and reduce the optical energy loss on the curved surface. And the light emergent part 23 is a special optical microstructure surface, and plays a role in enabling light to be emitted more softly.
Further, as shown in fig. 1, the first light guide surface 221 and the second light guide surface 220 are disposed in parallel and equidistant.
It should be noted that, in this embodiment, the first light guide surface 221 and the second light guide surface 220 are disposed in parallel at equal intervals, so that light can be uniformly transmitted between the first light guide surface 221 and the second light guide surface 220, and it is ensured that the light does not deviate greatly.
Further, as shown in fig. 1, the first light guide surface 221 includes: a first upper arc portion 222, wherein the first upper arc portion 222 is connected to the light outlet portion 23; a second upper segment arc part 223, wherein the second upper segment arc part 223 is arc-connected with the first upper segment circle 222; a third upper arc portion 224, where the third upper arc portion 224 is connected to the second upper arc portion 223; a middle straight portion 225, wherein the middle straight portion 225 is connected to the third upper arc portion 224; and a lower arc portion 226, wherein the lower arc portion 226 is connected to the middle straight portion 225.
In the present embodiment, the first upper arc portion 222, the second upper arc portion 223, the third upper arc portion 223, and the lower arc portion 226 are formed in an arc shape, so that the transmission path of the light can be changed by utilizing the effect of guiding the light by the arc without affecting the intensity of the light.
Specifically, the first upper arc portion 222 is connected to the light emergent portion 23; the second upper arc part 212 is connected with the first upper arc part 222; the third upper arc part 223 is connected with the second upper arc part 212; the middle section straight line part 225 is connected with the third upper section arc part 223; the lower arc portion 226 is connected to the middle straight portion 225.
Further, as shown in fig. 1-2, a light-gathering column 24 is disposed on the light-emitting portion 23, and the light-gathering column 24 is disposed at an end of the light-emitting portion 23 away from the light guide portion 22.
In the present embodiment, the light passes through the light guide part 21, a certain path is changed, the light is relatively diffused, the light-gathering column 24 is disposed on the light-emitting part 23, and the light-gathering column 24 is disposed at an end of the light-emitting part 23 away from the light guide part 22, and is used for gathering light, so that the irradiated light can have stronger brightness. The edge of the light-emitting side of the light-emitting portion 23 is a square profile surface.
The utility model also provides an earphone box, as shown in fig. 3, earphone box includes: a housing 11, wherein the housing 11 is formed with at least one earphone slot for accommodating an earphone; the main control board 31, the main control board 31 is arranged in the shell 11; a light source provided on the main control board 31; the light guide structure 100 is disposed on the housing 11, and the light guide structure 100 is located on the light emitting side of the light source. The light source is a lamp source, and the light source can be an LED lamp
In this embodiment, the light guide structure 100 is disposed on the housing 11, the light incident portion 21 of the light guide structure 100 is located on the light emitting side of the light source, and the light emitting portion 23 of the light guide structure 100 is located at another position of the housing 11, so that the light emitted from the light source can be emitted from another position of the housing 11, and the light source is disposed on the main control board 31 by changing the light emitting direction.
Further, as shown in fig. 3, a light leakage preventing shell 25 is disposed at a contact position of the light guiding structure 100 and the main control board 31, and the light leakage preventing shell 25 is hermetically disposed at one end of the light incident portion 21 of the light guiding structure 100 and is hermetically connected to the main control board 31.
In this embodiment, the light leakage preventing cover 25 is disposed on the light incident portion 21 and hermetically connected to the main control board 31, and the light leakage preventing cover 25 can prevent light emitted from the light source from leaking from a position where the light incident portion 21 contacts the main control board 31, and further prevent light emitted from one light source from entering another light guide member 21 and mixing with other light emitted from different light sources.
Further, the main control panel 31 is provided with at least two light sources, the light leakage preventing shell 25 is provided with at least two cavities corresponding to the at least two light sources, and the light sources are arranged in one-to-one correspondence with the cavities.
It should be noted that, in this embodiment, at least two light sources are disposed on the main control board 31, at least two cavities are disposed on the light-leakage-proof shell 25 corresponding to the at least two light sources, the light sources and the cavities are disposed in one-to-one correspondence, and every two cavities are not communicated with each other, so as to prevent light emitted by each light source from leaking and being mixed with light between other light sources, which affects the judgment of a user.
Further, the earphone box further comprises: and the battery is arranged in the shell 11 and is electrically connected with the main control board 31.
It should be noted that, in this embodiment, the battery provides power for the light guiding structure 100, and can be used for charging the earphone;
specifically, the battery is disposed in the housing 11 and electrically connected to the main control board 31.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A light guide structure, comprising:
an incident light part;
a light guide portion communicating with the light incident portion;
a light emitting portion communicating with the light guide portion;
the light guide part is provided with a guide channel, the light guide part comprises a first light guide surface and a second light guide surface, the first light guide surface and the second light guide surface are oppositely arranged on two sides of the light guide channel, the first light guide surface is positioned on the light emitting side of the light source, the second light guide surface faces the light emitting part, light emitted by the light source is reflected to the second light guide surface through the first light guide surface, and the light is reflected to the light emitting part through the second light guide surface.
2. The light guide structure of claim 1, wherein the inner surfaces of the first and second light guide surfaces are light reflecting surfaces.
3. The light guide structure of claim 1, wherein the first light guide surface and the second light guide surface are equidistantly arranged in parallel.
4. The light directing structure of claim 1, wherein the first light directing surface comprises:
the first upper section arc part is connected with the light outlet part;
the second upper section arc part is connected with the first upper section arc part;
a third upper section arc portion connected with the second upper section arc portion;
a middle section straight line portion connected with the third upper section arc portion;
a lower section arc portion connected with the middle section straight portion.
5. A light guide structure according to claim 1, wherein a light condensing column is disposed on the light emergent portion, and the light condensing column is disposed at an end of the light emergent portion away from the light guide portion.
6. An earphone box, comprising:
a housing formed with at least one earphone slot for receiving an earphone;
the main control board is arranged in the shell;
the light source is arranged on the main control board; and
the light guide structure according to any one of claims 1-5, wherein the light guide structure is disposed on the housing, and the light guide structure is located on a light exit side of the light source.
7. The earphone box according to claim 6, wherein a light-leakage-proof shell is disposed at a contact position of the light guide structure and the main control board, and the light-leakage-proof shell is hermetically disposed at one end of the light-incoming portion of the light guide structure and is hermetically connected to the main control board.
8. The earphone box according to claim 7, wherein the main control board is provided with at least two light sources, the light leakage prevention case is provided with at least two cavities corresponding to the at least two light sources, and the light sources are arranged in one-to-one correspondence with the cavities.
9. The earphone box of claim 6, further comprising:
the battery is arranged in the shell and is electrically connected with the main control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023082198.2U CN214535747U (en) | 2020-12-17 | 2020-12-17 | Light guide structure and earphone box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023082198.2U CN214535747U (en) | 2020-12-17 | 2020-12-17 | Light guide structure and earphone box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214535747U true CN214535747U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023082198.2U Active CN214535747U (en) | 2020-12-17 | 2020-12-17 | Light guide structure and earphone box |
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| Country | Link |
|---|---|
| CN (1) | CN214535747U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115166905A (en) * | 2022-07-08 | 2022-10-11 | 安费诺东亚电子科技(深圳)有限公司 | Light pipe and connector |
-
2020
- 2020-12-17 CN CN202023082198.2U patent/CN214535747U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115166905A (en) * | 2022-07-08 | 2022-10-11 | 安费诺东亚电子科技(深圳)有限公司 | Light pipe and connector |
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