CN217902211U - Lamp strip, display module assembly and display device - Google Patents
Lamp strip, display module assembly and display device Download PDFInfo
- Publication number
- CN217902211U CN217902211U CN202221198823.6U CN202221198823U CN217902211U CN 217902211 U CN217902211 U CN 217902211U CN 202221198823 U CN202221198823 U CN 202221198823U CN 217902211 U CN217902211 U CN 217902211U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- plate
- mounting
- connector
- light
- 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.)
- Active
Links
Images
Landscapes
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model discloses a lamp strip, display module assembly and display device, the lamp strip includes: the lamp panel comprises a circuit board and a mounting assembly, and the front side and the back side of the circuit board are respectively arranged at two sides of the circuit board; the mounting component is arranged on one side of the back of the circuit board; the light source is arranged on the front side of the circuit board; the connector is arranged on the mounting component and is respectively electrically connected with the light source and the circuit board. The utility model discloses in, the connector sets up so that the front of circuit board is kept away from to the connector on the mounting panel to the connector is located one side at the circuit board back. Therefore, when the reflector plate is installed, the reflector plate can be directly arranged on the front face of the circuit board and cannot be interfered by the connector, and the reflector plate can completely reflect light rays of the light source, so that the light emitting of the light bar is uniform.
Description
Technical Field
The utility model relates to a light emitting module technical field, concretely relates to lamp strip, display module assembly and display device.
Background
An LED light bar, also called an LED strip, is a lighting product of LED series. It features cold light source, low heat generation, high efficiency and saving electricity.
At present, a traditional LED lamp strip is composed of a PCB substrate, LEDs and a connector, parts are arranged on the front face of the PCB, a reflector plate is laid on the PCB of the lamp strip, and the reflector plate needs to be provided with a local through hole to avoid the connector. The connector is made of plastic, has poor surface light reflection performance and certain height, and changes color and blackens after reflow soldering. The black blob problem may occur in the display area near the connector. Therefore, the connector and the LED generally need to maintain a relatively large design distance to avoid affecting the reflective sheet to receive the main light energy emitted from the side of the LED, which increases the cost of the PCB. Moreover, the connector is located on the lamp strip PCB, and the series-parallel wiring among the inner lamp strips needs to stretch across the PCB, so that the local part of the reflector plate is easy to bulge to form an irregular shape, and the light emitting of the lamp strips is not uniform.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a lamp strip, display module assembly and display device aims at solving the inhomogeneous problem of light-emitting of current lamp strip.
In order to achieve the above object, the utility model provides a lamp strip includes:
the lamp panel comprises a circuit board and a mounting assembly, the circuit board is provided with a front surface and a back surface, and the mounting assembly is positioned on one side of the back surface of the circuit board;
the light source is arranged on the front side of the circuit board;
the connector, the connector set up in on the installation component, the connector respectively with the light source with the circuit board electricity is connected.
Preferably, the mounting assembly includes a mounting plate and a connecting plate, the mounting plate being located on one side of the back surface of the circuit board; one end of the connecting plate is connected with the circuit board, the other end of the connecting plate is connected with the mounting plate, and the light source is arranged on the mounting plate.
Preferably, the connecting plate is arranged in an inclined manner, and the connecting plate inclines from one end far away from the circuit board to the direction of the mounting plate.
Preferably, a mounting hole penetrates through the circuit board; one end of the connecting plate, which is close to the lamp panel, is connected with the hole wall of the mounting hole; the mounting plate is located the mounting hole is kept away from the positive one side of circuit board.
Preferably, the light bar is provided with lenses, the number of the lenses is the same as that of the light sources and corresponds to that of the light sources one to one, and the lens covers are arranged outside the corresponding light sources.
Preferably, the lamp panel is an integrated part.
The utility model also provides a display module, the display module includes backplate, diffuser plate, reflector plate and above-mentioned lamp strip, one side of backplate is the opening setting and inside is provided with at least one the lamp strip, the diffuser plate covers the opening of backplate, the front of circuit board faces towards the diffuser plate; the reflector plate is arranged on the front surface of the circuit board, and the reflector plate covers the mounting hole.
Preferably, one side of the back plate, which is away from the opening, is provided with a reinforcing rib, a yielding groove is formed in the reinforcing rib, the yielding groove is communicated with the inside of the back plate, and the mounting assembly and the connector are both located in the yielding groove.
Preferably, a recess hole for the connection plate to pass through is formed through one side of the back plate away from the diffusion plate.
The utility model also provides a display device, display device includes like above-mentioned display module assembly.
The utility model discloses among the technical scheme, the connector sets up so that the front of circuit board is kept away from to the connector on the installation component to the connector is located one side at the circuit board back. Therefore, when the reflector plate is installed, the reflector plate can be directly arranged on the front surface of the circuit board and cannot be interfered by the connector, and the reflector plate can completely reflect light rays of the light source, so that the light emergent of the light bar is uniform.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of a light bar according to an embodiment of the present invention;
fig. 2 is a schematic view of another view angle of the light bar according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view illustrating a display module according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a display module according to another embodiment of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
700 | Lens and |
| 101 | |
800 | |
| 102 | Back side of the |
900 | |
| 200 | |
110 | |
| 201 | |
120 | |
| 202 | |
130 | |
| 300 | |
140 | Reinforcing |
| 400 | Connector with a |
150 | Abdicating |
| 500 | |
160 | Hole of stepping down |
| 600 | Reflector plate |
The purpose of the present invention is to provide a portable electronic device, which can be easily and conveniently operated.
Detailed Description
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 of the present invention, all other embodiments obtained by a person of ordinary skill 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 up, down, left, right, front, back \8230;) in the embodiments 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 attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides a lamp strip and display module assembly.
Referring to fig. 1 to 2, in an embodiment of the present invention, the light bar includes: the lamp panel comprises a circuit board 100 and a mounting assembly 200, the circuit board 100 is provided with a front surface 101 and a back surface 102, the mounting assembly 200 is arranged on one side of the back surface of the circuit board 100, and the light source 300 is arranged on the front surface 101 of the circuit board 100; the connector 400 is disposed on the mounting assembly 200, and the connector 400 is electrically connected to the light source 300 and the circuit board 100, respectively.
In the present invention, the connector 400 is disposed on the mounting assembly 200 such that the connector 400 is away from the front surface 101 of the circuit board 100. Therefore, when the reflective sheet 600 is mounted, the reflective sheet 600 may be directly disposed on the front surface 101 of the circuit board 100 and may not be interfered by the connector 400, and the reflective sheet 600 may reflect all light rays of the light source 300, so that light emitting from the light bar is uniform.
In one embodiment, the mounting assembly 200 includes a mounting plate 202, the connector 400 is disposed on the mounting plate 202, and the mounting plate 202 is fixed to a side of the back surface of the circuit board 100.
In one embodiment, the circuit board 100 has a mounting hole 500 therethrough; the mounting assembly 200 further comprises a connecting plate 201, one end of the connecting plate 201 is connected to the circuit board 100, and the other end is connected to the mounting plate 202; the mounting plate 202 is located on one side of the back side 102 of the circuit board 100; the connector 400 is disposed on the mounting plate 202. The arrangement of the mounting holes 500 facilitates the arrangement of the connection board 201 and the mounting board 202, the connector 400 is arranged on the mounting board 202 such that the connector 400 is away from the front side 101 of the circuit board 100, and the connector 400 is located on the side of the back side 102 of the circuit board 100, and the circuit of the connector 400 can be connected to the light source 300 along the mounting board 202 and the connection board 201.
In other embodiments, if the thickness of the circuit board 100 is sufficient, the front surface 101 of the mounting board 202 is directly opened with a mounting slot, the connector 400 is disposed at the bottom of the mounting slot, and the connector 400 is not higher than the front surface 101 of the circuit board 100. The method does not need to separately arrange the connecting plate 201 and the mounting plate 202, and is convenient to process.
In the embodiment, the connection board 201 is disposed obliquely, and the connection board 201 is inclined from an end away from the circuit board 100 to the mounting board 202. Since the light source 300 is disposed on the front surface 101 of the circuit board 100, the connector 400 needs to be electrically connected to the circuit board 100 and the light source 300 through a circuit. The connecting plate 201 is arranged obliquely, so that an obtuse angle is formed between the circuit board 100 and the connecting plate 201, circuit laying is facilitated, and circuit bending damage or abrasion is avoided.
Specifically, the connecting plate 201 and the mounting plate 202 are both rectangular plates, and the mounting plate 202 is parallel to the circuit board 100, so that the mounting plate 202 and the connecting plate 201 are directly at an obtuse angle, which facilitates circuit laying between the mounting plate 202 and the connecting plate 201. Further avoid the circuit to damage, improve the stability of being connected between connector 400 and circuit board 100 and the light source 300, improve the quality of lamp strip. And connecting plate 201 and mounting panel 202 integrated into one piece make things convenient for manual work to make and produce to improve the structural strength between connecting plate 201 and the mounting panel 202, improve lamp strip quality.
Further, one side of the connection board 201 close to the lamp panel is connected to the hole wall of the mounting hole 500 on the circuit board 100; the mounting plate 202 is located on a side of the mounting hole 500 away from the front side 101 of the circuit board 100. The mounting plate 202 is located the mounting hole 500, and the connector 400 can be directly installed through the mounting hole 500 when being installed to the connecting plate 201 manually, so that the connector 400 is conveniently installed manually.
Specifically, the mounting hole 500 is a rectangular hole, and after the connecting plate 201 is connected to the inner side wall of the mounting hole 500, the width of the mounting hole 500 is the same as that of the connecting plate 201, and the width of the connecting plate 201 is the same as that of the mounting plate 202.
In an embodiment, the lamp panel is an integrally formed part. When the lamp panel is manufactured, the connecting board 201 or the mounting board 202 does not need to be arranged on the circuit board 100 independently, and manual manufacturing is facilitated. And integrated into one piece's lamp plate intensity is high, is difficult to damage.
Specifically, the lamp panel is formed by cutting any three sides of the mounting hole 500 from one plate, the plates in the mounting hole 500 are the connecting plate 201 and the mounting plate 202 at the moment, the connecting plate 201 and the mounting plate 202 are manually pushed and bent to reach fixed positions, and the lamp panel is manufactured.
In another embodiment, the lamp panel is directly injection molded, and the method is fast in manufacturing.
In an embodiment, the circuit board 100 is a rectangular board, the light source 300 has a plurality of light sources 300, and the plurality of light sources 300 are spaced apart along a length direction of the circuit board 100. The light sources 300 emit light, and the light intensity of the light bar is improved.
Specifically, the distance between any two adjacent light sources 300 is equal, so that the uniformity of the brightness of the light bar is improved. The plurality of light sources 300 are connected in series, the connector 400 is connected with one of the light sources 300, and after the connector 400 is connected with the circuit board 100, the electrical connection between all the light sources 300 and the circuit board 100 can be realized, so that the manual manufacturing is convenient.
In an embodiment, the light bar further includes a reflective sheet 600, the reflective sheet 600 is disposed on the front surface 101 of the circuit board 100, and the reflective sheet 600 covers the mounting hole 500. The reflector 600 refracts the light emitted from the light source 300, so as to improve the uniformity of the light emitted from the light bar.
Specifically, the plurality of reflective sheets 600 are disposed between any two light sources 300, and the plurality of reflective sheets 600 simultaneously reflect the light emitted from the light sources 300. And the reflection sheet 600 positioned at the installation hole 500 shields the reflection hole, the connector 400 does not affect the reflection sheet 600, and the reflection of the reflection sheet 600 to light is ensured.
Further, the light bar is provided with lenses 700, the number of the lenses 700 is the same as the number of the light sources 300 and corresponds to one another, and the lenses 700 cover the corresponding light sources 300. The light of the light source 300 is refracted through the lens 700, the lens 700 refracts the light to the reflector plate 600, the light incidence amount of the reflector plate 600 is improved, and the light intensity and the brightness uniformity of the light bar are improved.
In one embodiment, the light source is an LED.
In one embodiment, the mounting assembly 200 is an adhesive, and the light source 300 is fixed on the back surface of the circuit board 100 by the adhesive.
Please refer to fig. 3 and fig. 4, the utility model discloses still provide a display module assembly, display module assembly includes: the backlight module comprises a back plate 800, a diffusion plate 900, a reflection sheet 600 and the light bars, wherein one side of the back plate 800 is provided with an opening, at least one light bar is arranged in the back plate 800, the diffusion plate 900 covers the opening of the back plate 800, and the front surface 101 of the circuit board 100 faces the diffusion plate 900; the reflective sheet 600 is disposed on the front surface 101 of the circuit board 100, and the reflective sheet 600 covers the mounting hole 500. The reflective sheet 600 refracts light emitted from the light source 300. The utility model discloses an among the display module assembly, the concrete structure of lamp strip refers to above-mentioned embodiment, because this display module assembly has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least.
Specifically, the display module further includes a middle frame 110 and a liquid crystal panel 120, wherein the middle frame 110 is connected to the opening of the back plate 800, and the liquid crystal panel 120 is adhered to the middle frame 110 through an adhesive 130.
Referring to fig. 3, in the embodiment, a reinforcing rib 140 is disposed on a side of the back plate 800 away from the opening, an avoiding groove 150 is disposed inside the reinforcing rib 140, the avoiding groove 150 is communicated with the inside of the back plate 800, and the mounting assembly 200 and the connector 400 are both disposed in the avoiding groove 150. The connector 400 and the mounting assembly 200 are avoided through the avoiding groove 150, and the reinforcing ribs 140 can reinforce the back plate 800, so that the strength of the back plate 800 is improved.
Referring to fig. 4, in another embodiment, a side of the backplate 800 away from the diffusion plate 900 is penetrated by a relief hole 160 for the connection board 201 to pass through. The back plate 800 is directly provided with the abdicating hole 160 to avoid the installation component 200 and the connector 400, and the method is only required to directly punch a hole on the back plate 800, so that the processing is convenient.
The utility model also provides a display device, display device include the casing and as above-mentioned display module assembly. The utility model discloses an among the display device, the concrete structure of display module assembly refers to above-mentioned embodiment, because this display device has adopted the whole technical scheme of all above-mentioned embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. A light bar, characterized in that, the light bar includes:
the lamp panel comprises a circuit board and a mounting assembly, the circuit board is provided with a front surface and a back surface, and the mounting assembly is positioned on one side of the back surface of the circuit board;
the light source is arranged on the front side of the circuit board;
and the connector is arranged on the mounting assembly and is electrically connected with the light source and the circuit board respectively.
2. The light bar of claim 1, wherein the mounting assembly comprises a mounting plate and a connection plate, the mounting plate being located on a side of the back side of the circuit board; one end of the connecting plate is connected with the circuit board, the other end of the connecting plate is connected with the mounting plate, and the light source is arranged on the mounting plate.
3. The light bar of claim 2, wherein the connecting plate is inclined and the connecting plate is inclined from an end away from the circuit board to the mounting plate.
4. The light bar of claim 2, wherein mounting holes are formed through the circuit board; one end of the connecting plate, which is close to the lamp panel, is connected with the hole wall of the mounting hole; the mounting plate is located the mounting hole is kept away from the positive one side of circuit board.
5. The light bar of claim 4, wherein the light bar is provided with lenses, the number of the lenses is the same as the number of the light sources, and the lenses correspond to one another, and the lens covers are arranged outside the corresponding light sources.
6. The light bar of any one of claims 1 to 5, wherein the light panel is an integrally formed part.
7. A display module is characterized by comprising a back plate, a diffusion plate, a reflection sheet and the lamp strip of any one of claims 1 to 6, wherein one side of the back plate is arranged in an opening manner, at least one lamp strip is arranged in the back plate, the diffusion plate covers the opening of the back plate, and the front surface of the circuit board faces the diffusion plate; the reflector plate is arranged on the front surface of the circuit board, and the reflector plate covers the mounting hole.
8. The display module assembly as claimed in claim 7, wherein a stiffener is disposed on a side of the back plate facing away from the opening, a recess is formed inside the stiffener, the recess communicates with the inside of the back plate, and the mounting assembly and the connector are both located in the recess.
9. The display module according to claim 7, wherein a recess hole for the connection board to pass through is formed through a side of the back plate away from the diffusion plate.
10. A display device, characterized in that the display device comprises a display module according to any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221198823.6U CN217902211U (en) | 2022-05-18 | 2022-05-18 | Lamp strip, display module assembly and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221198823.6U CN217902211U (en) | 2022-05-18 | 2022-05-18 | Lamp strip, display module assembly and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217902211U true CN217902211U (en) | 2022-11-25 |
Family
ID=84111811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221198823.6U Active CN217902211U (en) | 2022-05-18 | 2022-05-18 | Lamp strip, display module assembly and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217902211U (en) |
-
2022
- 2022-05-18 CN CN202221198823.6U patent/CN217902211U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8767140B2 (en) | Backlight module | |
| KR101308752B1 (en) | Liquid crystal display device | |
| US8297826B2 (en) | Backlight unit and display device including the same | |
| US20150268410A1 (en) | Liquid crystal display device | |
| CN107893973B (en) | LED panel lamp, assembling method thereof and illumination method | |
| US8944622B2 (en) | Lighting system having reflector support and display device | |
| US20110273905A1 (en) | Edge-lit backlight module | |
| KR20080045454A (en) | Liquid crystal display device | |
| CN217902211U (en) | Lamp strip, display module assembly and display device | |
| KR101066755B1 (en) | Edge lighting back light unit | |
| US9405149B2 (en) | Direct backlight module | |
| KR20110132754A (en) | Backlight unit comprising sideview light emitting device package | |
| CN201434273Y (en) | Device capable of achieving visual illumination effect on non-planar surface | |
| CN212847468U (en) | Backlight module, display device and electronic product | |
| US20130301297A1 (en) | Backlight Module | |
| CN212749477U (en) | Display module | |
| CN210295705U (en) | Backlight assembly and display device | |
| US8985829B2 (en) | Side-edge backlight module | |
| CN213457599U (en) | Backlight module, display device and electronic product | |
| CN220749954U (en) | Narrow-edge ceiling panel lamp | |
| CN211403030U (en) | Backlight source structure with mounting bracket | |
| CN219065939U (en) | Backlight module and display device | |
| CN215867457U (en) | Backlight plate | |
| CN216901234U (en) | Backlight module and display device | |
| KR102066089B1 (en) | Back light unit and method for assembling the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |