CN220983691U - Lamp bead module and electronic device thereof - Google Patents

Abstract

The utility model discloses a lamp bead module and an electronic device thereof, wherein the lamp bead module comprises a plurality of lamp beads and a PCB assembly, the lamp beads are arranged on the PCB assembly, the lamp beads are arranged in rows at set intervals along a first direction of the PCB assembly, and the PCB assembly can be arranged in the electronic device; the light-emitting rays of the lamp beads comprise first side limit rays and second side limit rays, two adjacent lamp beads are arranged at a set interval, and the set interval is used for enabling the second side limit rays of one lamp bead and the first side limit rays of the other lamp bead to mutually border on the first side face of the light inlet part of the projection type light guide plate structure; the utility model can ensure that the lamplight of the lamp beads can be projected onto the light guide plate structure to be evenly bordered, so that the newly designed projection type light guide plate structure has good light-emitting projection effect.

Description

Lamp bead module and electronic device thereof

Technical Field

The utility model belongs to the field of electronic equipment, and particularly relates to a lamp bead module and an electronic device thereof.

Background

The design principle of the light guide plate is derived from a liquid crystal display screen of a notebook computer, and the light guide plate is a high-tech product for converting a linear light source into a surface light source. At present, the traditional light guide effect is that the LED lamp beads irradiate the light guide plate, so that the light guide plate emits light and can be seen in real appearance; when the light guide plate is not electrified to lighten, the light guide plate is exposed and is quite redundant and not particularly simple. At present, a common light guide plate is luminous at the front side, not projected type refraction light, and when the light guide effect is uneven, the emitted light is too bright, so that the light guide plate is very glaring, and is easy to give uncomfortable feeling to influence the use of people on an electronic device. In order to improve the light guide effect of the light guide plate of the electronic device, the hidden design of the light guide plate structure is realized, the projection type light is emitted, a novel projection type light guide plate structure and a lamp effect structure convenient for installing the projection type light guide plate structure are developed, but a lamp bead module matched with the projection type light guide plate structure is lacking at present to ensure that a uniform light path is projected.

Therefore, a new technology is needed to solve the problem that a lamp bead module adapted to the projection type light guide plate structure to uniformly emit light is lacking in the prior art.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model provides the lamp bead module which can ensure that the lamplight of the lamp beads is projected onto the light guide plate structure to be uniformly bordered, so that the newly designed projection type light guide plate structure has good light-emitting projection effect.

The utility model adopts the following technical scheme:

The lamp bead module comprises a plurality of lamp beads and a PCB assembly, wherein the lamp beads are arranged on the PCB assembly, the lamp beads are arranged in rows at set intervals along a first direction of the PCB assembly, and the PCB assembly can be arranged inside an electronic device; the light-emitting light rays of the lamp beads comprise first side limit light rays and second side limit light rays, two adjacent lamp beads are arranged at set intervals, and the set intervals are used for realizing that the second side limit light rays of one lamp bead and the first side limit light rays of the other lamp beads mutually border on the first side face of the light inlet part of the projection type light guide plate structure.

Further, the plurality of lamp beads are the same type of lamp beads or different types of lamp beads.

Further, the lamp beads are square bodies; the lamp beads are RGB lamp beads.

Further, the number of the lamp beads is odd or even.

Further, the set pitch is in the interval of 3 mm-7 mm.

Further, the number of the lamp beads is 30-80.

Further, the PCB assembly is provided with a mounting hole for being mounted in the electronic device; the PCB assembly is provided with a flat cable interface for being connected with an electric wire.

Further, the LED lamp further comprises a compiling device, wherein the PCB assembly is electrically connected with the compiling device, and the compiling device is used for controlling the brightness, the color and the switch of the lamp beads.

Another object of the present utility model is to provide an electronic device, which includes the lamp bead module, a projection type light guide plate structure, a projection type light effect structure and an electronic display assembly; the projection type light guide plate structure is arranged on the projection type light effect structure, the lamp bead module and the projection type light effect structure are arranged on the electronic display assembly, and the lamp bead module is electrically connected with the electronic display assembly, is opposite to the light inlet part of the projection type light guide plate structure and keeps a set distance; the electronic display assembly can be electrically connected with an external power supply.

Further, the electronic display assembly comprises a frame, a display screen and a camera, wherein the display screen and the camera are arranged on the frame, and the camera is positioned on one side of the display screen.

Compared with the prior art, the utility model has the beneficial effects that:

The novel lamp bead module is designed, so that the problem that discontinuous dark angles are generated due to uneven light and shade of an optical path when the lamp beads are matched with the light guide plate to emit light in the past can be solved; according to the utility model, the distance between the light module and the projection type light guide plate structure is set by mutually bordering the limiting light rays, so that the light rays emitted by the two adjacent light beads are projected onto the first side surface of the light inlet part of the projection type light guide plate structure, the mutual bordering of the limiting light rays on the second side of one light bead and the limiting light rays on the first side of the other light bead can be realized, the continuity of the light emitting effect of the whole row of light beads is ensured, the uniform emission of the light path to the projection type light guide plate structure is ensured, and the problem that discontinuous dark angles are generated due to uneven brightness of the light path in the past is solved. The utility model can ensure that the lamplight of the lamp beads can be projected onto the light guide plate structure to uniformly border, so that the newly designed projection type light guide plate structure has good light-emitting projection effect.

Drawings

The technology of the present utility model will be described in further detail below with reference to the attached drawings and detailed description:

FIG. 1 is a schematic view of a first forward viewing angle of a bead module according to the present utility model;

FIG. 2 is a schematic view of a first lateral view of a lamp bead module according to the present utility model;

FIG. 3 is a schematic view of a plurality of beads of the present utility model arranged at a predetermined distance, and emitting light onto a first side of a light inlet portion of a projection type light guide plate structure, wherein the light is uniformly bordered;

FIG. 4 is a schematic view of the lamp bead module of the present utility model installed inside an electronic device;

FIG. 5 is a schematic diagram of the running light effect of the light receiving surface of the electronic device during projection light emission;

FIG. 6 is a schematic diagram of an electronic device with several types of power interfaces on the back of the frame structure;

FIG. 7 is a schematic diagram of a first oblique viewing angle of the electronic device;

FIG. 8 is a side view of an electronic device;

FIG. 9 is a schematic side view of a projection light guide plate structure built into a projection light fixture;

FIG. 10 is a side view of a projection type light guide plate structure according to the present utility model;

FIG. 11 is a schematic view of a projection type light guide plate structure according to the present utility model at a first perspective;

FIG. 12 is a schematic view of a projection type light guide plate structure according to a second perspective;

fig. 13 is a side view of the projection type light guide plate structure of the present utility model hidden in the electronic device structure.

Reference numerals:

1-a projection type light guide plate structure; 2-a light inlet component; 21-a light inlet part; 211-a first side; 212-a second side; 22-mounting part; a 3-reflector assembly; 31-a light reflecting portion; 311-first side; 312-second side; 313-inclined plane; 314-end face; a 32-reflective light layer; a is an inner included angle; b-an inner included angle; c-an inner included angle; an L-light transmission path; 5-projection type light effect structure; 6-a face-piece assembly; 61-embedding the folded surface; 611-a first fold; 612-second fold; 613-third fold; 62-pin ramp; 7-a middle shell assembly; 71-top inclined plane; 72-receiving light projection surface; 8-a lamp bead module; 81-lamp beads; 811-first side limit ray; 812-second side limit ray; 82-a PCB board assembly; 821-mounting holes; 822-a cable interface; f-a first direction; s-setting a spacing; m-set distance: 9-an electronic device; 91-an electronic display assembly; 911-frameworks; 912—a display screen; 913—a camera; 914-power interface.

Detailed Description

The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, aspects, and effects of the present utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The same reference numbers will be used throughout the drawings to refer to the same or like parts.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly or indirectly fixed or connected to the other feature. Further, the descriptions of the upper, lower, left, right, etc. used in the present utility model are merely with respect to the mutual positional relationship of the constituent elements of the present utility model in the drawings.

Referring to fig. 1 to 4, a lamp bead module 8 includes a plurality of lamp beads 81 and a PCB board assembly 82, wherein the lamp beads 81 are disposed on the PCB board assembly 82, the lamp beads 81 are arranged in rows along a first direction F of the PCB board assembly 82 at a set pitch S, and the PCB board assembly 82 can be disposed inside an electronic device 9; the light-emitting rays of the lamp beads 81 include a first side limit ray 811 and a second side limit ray 812, two adjacent lamp beads 81 are arranged at a set interval S, and the set interval S is used for realizing that the second side limit ray 812 of one lamp bead and the first side limit ray 811 of the other lamp bead mutually border on the first side 211 of the light inlet portion of the projection light guide plate structure.

In one embodiment, the plurality of beads 81 are the same type of beads or different types of beads.

Referring to fig. 2, in one embodiment, the lamp beads 81 are square, which may be rectangular or square; in this embodiment, the lamp beads 81 are square; in another embodiment, the light beads 81 are cylindrical.

In one embodiment, the beads 81 are RGB beads or LED beads.

In one embodiment, the number of the lamp beads 81 is odd or even.

In one embodiment, the set spacing S is in the interval of 3 mm-7 mm; in this embodiment, the set pitch S is 3.7mm.

In one embodiment, the number of the lamp beads 81 is 30-80; referring to fig. 1, in the present embodiment, the number of the plurality of the lamp beads 81 is 50.

In one embodiment, the PCB assembly 82 is provided with a mounting hole 821 for mounting inside the electronic device; the PCB assembly 82 is provided with a flat cable interface 822 for connection to electrical wires.

In one embodiment, the device further comprises a compiling device, the PCB board assembly 82 is electrically connected with the compiling device, and the compiling device is used for controlling the brightness, the color and the switch of the lamp beads 81; the compiling device is arranged in the electronic device 9, after the electronic device 9 is electrified, a user can control the brightness, the color and the switch of the lamp beads through software coding by the compiling device according to requirements, various color changes can be projected on the light receiving projection surface 72 at the bottom of the electronic device 9, and specific light effects can be represented as horse race running light effects (shown by referring to fig. 5), breathing light effects and information prompt light effects.

Referring to fig. 1 to 13, another objective of the present utility model is to provide an electronic device 9, which includes the lamp bead module 8, the projection light guide plate structure 1, the projection light effect structure 5 and the electronic display assembly 91; the projection type light guide plate structure 1 is arranged on the projection type light effect structure 5, the lamp bead module 8 and the projection type light effect structure 5 are arranged on the electronic display assembly 91, and the lamp bead module 8 is electrically connected with the electronic display assembly 91, is opposite to the light inlet part 21 of the projection type light guide plate structure and keeps a set distance M; the electronic display assembly 91 can be electrically connected to an external power source.

Referring to fig. 7, in one embodiment, the electronic display assembly 91 includes a frame 911, a display 912, and a camera 913, wherein the display 912 and the camera 913 are disposed on the frame 911, and the camera 913 is located on one side of the display 912; in one embodiment, the display 912 is a touch display, and the front surface of the frame 911 is a glass panel.

Referring to fig. 6, in one embodiment, the display assembly has a frame 911 with several types of power interfaces 914 on the back thereof, the power interfaces 914 for electrical connection to an external power source.

The electronic device 9 of the present utility model is provided with a projection type light effect structure 5, specifically referring to fig. 9, the projection type light effect structure 5 comprises a surface shell component 6 and a middle shell component 7, the surface shell component 6 and the middle shell component 7 are installed on the electronic device 9, the surface shell component 6 comprises an embedded folded surface 61, the middle shell component 7 comprises a top inclined surface 71, the projection type light guide plate structure 1 is installed on the surface shell component 6 and is attached to the embedded folded surface 61, and the top inclined surface 71 abuts against the projection type light guide plate structure 1.

Referring to fig. 9, in one embodiment, the embedded folded surface 61 includes a first folded surface 611 capable of being embedded with the reflective portion end surface 314 of the projection type light guide plate structure, a second folded surface 612 capable of being embedded with the reflective portion inclined surface 313 of the projection type light guide plate structure, and a third folded surface 613 capable of being embedded with the reflective portion second side surface 312 of the projection type light guide plate structure.

In one embodiment, the inner included angle between the first folding surface 611 and the second folding surface 612 is between 100 ° and 150 °; in this embodiment, the inner angle between the first folded surface 611 and the second folded surface 612 is 136 °.

In one embodiment, the inner included angle between the second folding surface 612 and the third folding surface 613 is 120 ° to 150 °; in this embodiment, the inner angle between the second folded surface 612 and the third folded surface 613 is 134 °.

Referring to fig. 9, in one embodiment, the face-piece assembly 6 further includes a pin ramp 62, the pin ramp 62 being coplanar with a reflective first side 311 of the projection light guide plate structure mounted on the face-piece assembly 6; in this embodiment, the pin ramp 62 is perpendicular to the first fold 611.

Referring to fig. 9, in one embodiment, the top inclined plane 71 is an inclined plane parallel to the first side 311 of the reflective portion of the projection type light guide plate, and the inclined plane can be attached to a portion of the first side 311 of the reflective portion of the projection type light guide plate.

In one embodiment, the face housing assembly 6 further includes a mounting slot for connection with the projection light guide plate structure mounting portion 22.

Referring to fig. 9, in one embodiment, the middle shell assembly 7 further includes a light receiving projection surface 72, and the light receiving projection surface 72 is connected to the top inclined surface 71. In one embodiment, the light receiving projection surface 72 is connected with the top inclined surface 71 at an obtuse angle. In one embodiment, the obtuse angle is in the interval of 105-130 °. In this embodiment, the obtuse angle is 111 °.

The projection type light effect structure 5 can be adapted to the installation of the novel projection type light guide plate structure 1, so that the hidden installation stability of the projection type light guide plate structure 1 is ensured, and the projection effect of lamplight is good. Here, mention a novel projection light guide plate structure, refer to fig. 10 to 12 specifically, a projection light guide plate structure 1 includes light inlet component 2 and reflector component 3, light inlet component 2 includes light inlet part 21, reflector component 3 includes reflector part 31, light inlet part 21 with reflector part 31 slope is connected, keeps the contained angle a that sets for projection refraction light-emitting, projection light guide plate structure 1 installs when the projection lamp effect structure 5 of electron device 9, and its light inlet part 21 corresponds electron device's lamp pearl 81 setting can accept lamp pearl 81's light inlet to come out the light projection through reflector part 31, supply people to watch on the surface of electron device, overcome the drawback that the light guide plate exposes the design in the past at electron device surface.

Referring to fig. 11 to 12, in one embodiment, the light inlet portion 21 is a bar, and the light reflecting portion 31 is a bar; the light inlet 21 is integrally connected with the light reflecting part 31; the light inlet portion 21 and the light reflecting portion 31 are formed by processing a white translucent PC material.

Referring to fig. 10 and 13, in one embodiment, the first side 211 of the light inlet 21 and the second side 212 of the light inlet 21 are parallel to each other; the first side 211 of the light inlet 21 is beneficial to light inlet, and the second side 212 of the light inlet 21 is beneficial to fitting inside the electronic device 9 (i.e. beneficial to fitting on the panel assembly 6 of the projection type light effect structure 5).

Referring to fig. 10 to 12, in one embodiment, the light inlet assembly 2 further includes a plurality of mounting portions 22, the mounting portions 22 are disposed on the second side 212 of the light inlet portion 21, and the mounting portions 22 are configured to mount the projection light guide plate structure 1 inside the electronic device 9 (i.e. facilitate mounting on the panel assembly 6 of the projection light fixture 5); in one embodiment, the mounting portion 22 is a small rectangular block; the mounting portions 22 are provided with four, and the four mounting portions 22 are uniformly arranged in a row along the length direction of the strip light inlet portion 21.

Referring to fig. 10, in one embodiment, the first side 211 of the light inlet 21 is a light inlet surface, and the light inlet surface is used for light inlet.

Referring to fig. 10, in one embodiment, the first side 311 of the light reflecting portion 31 and the second side 312 of the light reflecting portion 31 are parallel to each other.

Referring to fig. 10, in one embodiment, the light reflecting component 3 further includes a light reflecting layer 32, the second side 312 of the light reflecting portion 31 is provided with a slope 313, and the light reflecting layer 32 is disposed on the second side 312 of the light reflecting portion 31 and the slope 313; in one embodiment, the reflective layer 312 is a white paint layer to facilitate reflection of light.

Referring to fig. 10, in one embodiment, an inner included angle B between the inclined surface 313 and the second side surface 312 of the light reflecting portion 31 is 120 ° to 150 °; an inner included angle C formed by the inclined surface 313 and the end surface 314 of the light reflecting portion 31 is an obtuse angle, the sum of the inner included angle C and the inner included angle B is constant 270 °, and the end surface 314 is perpendicular to the first side surface 311 of the light reflecting portion 31; in this embodiment, the internal angle C is 136 ° and the internal angle B is 134 °.

Referring to fig. 10 and 13, in one embodiment, the first side 311 of the light reflecting portion 31 is a light emitting surface, and the light emitting surface is used for emitting light.

Referring to fig. 10, in one embodiment, the angle of the oblique connection between the light inlet 21 and the light reflecting 31 is between 100 ° and 150 °; in this embodiment, the internal included angle a is 105 °.

Referring to fig. 9 and 13, the novel projection type light guide plate structure 1 can be installed in the projection type light effect structure 5 of the electronic device 9 to realize projection type light emission for people to watch. The projection type light guide plate structure 1 can be fixed on the face shell component 6 of the projection type light effect structure 5 through the mounting part 22, after the installation, the first side 211 (namely the light inlet surface) of the light inlet part of the projection type light guide plate structure 1 is opposite to the lamp beads 81 in the electronic device 9, the lamp beads 81 are electrified to generate lamplight, the lamplight is injected into the light inlet part 21 through the light inlet surface, the light is injected into the light reflecting part 31 through the light inlet part 21, the second side 312 and the inclined surface 313 of the light reflecting part 31 reflect the light, the light is injected out through the light outlet surface at a set included angle and projected onto the light receiving projection surface 72 of the projection type light effect structure 5, and the projection function of the light guide plate structure on the light is realized for people to watch. Referring to fig. 9, in one embodiment, the light transmission path L is shown in fig. 9.

The other contents of the lamp bead module and the electronic device thereof in the utility model refer to the prior art, and are not repeated here.

The present utility model is not limited to the preferred embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical proposal of the present utility model.

Claims (10)

1. The lamp bead module is characterized by comprising a plurality of lamp beads and a PCB assembly, wherein the lamp beads are arranged on the PCB assembly, the lamp beads are arranged in rows at set intervals along a first direction of the PCB assembly, and the PCB assembly can be arranged in an electronic device; the light-emitting light rays of the lamp beads comprise first side limit light rays and second side limit light rays, two adjacent lamp beads are arranged at set intervals, and the set intervals are used for realizing that the second side limit light rays of one lamp bead and the first side limit light rays of the other lamp beads mutually border on the first side face of the light inlet part of the projection type light guide plate structure.

2. The lamp bead module of claim 1, wherein the plurality of lamp beads are the same type of lamp bead or different types of lamp beads.

3. The lamp bead module of claim 1, wherein the lamp bead is a square body.

4. The lamp bead module of claim 1, wherein a number of the lamp beads is an odd number or an even number.

5. The lamp bead module of claim 1, wherein the set pitch is in the interval of 3mm to 7 mm.

6. The lamp bead module of claim 1, wherein the number of the lamp beads is 30-80.

7. The lamp bead module of claim 1, wherein the PCB assembly is provided with mounting holes for mounting inside an electronic device; the PCB assembly is provided with a flat cable interface for being connected with an electric wire.

8. The lamp bead module of claim 1, further comprising a compiling device, wherein the PCB assembly is electrically connected to the compiling device, and the compiling device is configured to control brightness, color and switching of the lamp beads.

9. An electronic device, comprising the lamp bead module, the projection light guide plate structure, the projection light effect structure and the electronic display assembly according to any one of claims 1 to 8; the projection type light guide plate structure is arranged on the projection type light effect structure, the lamp bead module and the projection type light effect structure are arranged on the electronic display assembly, and the lamp bead module is electrically connected with the electronic display assembly, is opposite to the light inlet part of the projection type light guide plate structure and keeps a set distance; the electronic display assembly can be electrically connected with an external power supply.

10. The electronic device of claim 9, wherein the electronic display assembly comprises a frame, a display screen, and a camera, the display screen and the camera are both disposed on the frame, and the camera is located on one side of the display screen.