CN217767130U - Backlight module, display module and electronic equipment - Google Patents
Backlight module, display module and electronic equipment Download PDFInfo
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- CN217767130U CN217767130U CN202221573969.4U CN202221573969U CN217767130U CN 217767130 U CN217767130 U CN 217767130U CN 202221573969 U CN202221573969 U CN 202221573969U CN 217767130 U CN217767130 U CN 217767130U
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- backlight
- backlight module
- interface
- bonding pad
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Abstract
The utility model discloses a backlight module, a display module and an electronic device, wherein, the backlight module comprises a backlight module body, a first bonding pad and a second bonding pad are arranged on the backlight module body, and a first interface, a second interface and a backlight flexible circuit board are used for electrically connecting to electrify a backlight source on the backlight module body; the first bonding pad and the second bonding pad are at least partially exposed with copper; the backlight flexible circuit board is provided with pins which are used for being electrically connected with the copper exposed parts of the first bonding pad and the second bonding pad; the first interface and the second interface are used for being electrically connected with a power supply. The utility model discloses at least part dew copper with backlight unit's pad is handled to increase the pin on the flexible circuit board in a poor light, the pin can be connected with the dew copper part electricity of pad, and the different backlight unit of the display panel collocation of being convenient for tests, need not bonding wire at every turn and takes out stitches, has improved test speed, has improved efficiency of software testing.
Description
Technical Field
The utility model relates to a show technical field, especially relate to a backlight module, display module assembly and electronic equipment.
Background
The liquid crystal display screen is composed of a display panel and a backlight module, because the display panel can not independently emit light, the backlight module is required to provide a light source, and light rays are converted into light of various colors after penetrating through pixel points of the display panel, so that a display screen image is formed. In the research and development process, different backlights are often required to be assembled and matched to select a backlight scheme with a good optical effect, and the backlight needs to be lightened to be matched with a display panel for selection, as shown in fig. 1, the backlight lightening method is generally used in the method that wires are welded to a first bonding pad 10 'and a second bonding pad 20' of a backlight bonding pad, the backlight is lightened in a power supply external filling mode, the wires need to be welded in each test, the test is complex, and the test efficiency is low.
In view of this, it is necessary to improve the conventional backlight module, so as to increase the wiring speed between the display panel and the backlight module during each test and increase the test efficiency of the display screen.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a backlight unit, display module assembly and electronic equipment for among the solution prior art, display panel and backlight unit's wiring complicacy leads to the problem that display screen efficiency of software testing is low.
In order to solve the above problem, the utility model adopts the following technical scheme:
the backlight module comprises a backlight module body, wherein a first bonding pad and a second bonding pad, a first interface, a second interface and a backlight flexible circuit board are arranged on the backlight module body and are used for electrically connecting a backlight source on the backlight module body;
copper is at least partially exposed out of the first bonding pad and the second bonding pad;
the backlight flexible circuit board is provided with pins which are used for being electrically connected with the copper exposed parts of the first bonding pad and the second bonding pad;
the first interface and the second interface are used for being electrically connected with a power supply.
In the above solution, the electronic device further includes a fixing block for fixing the electrically connected first pad, the electrically connected second pad, and the pins.
In the above scheme, a copper column is arranged at the first interface and the second interface.
In the above scheme, the electric connection part of the power supply and the first interface and the second interface is in a clip shape and can be clamped on the copper column to be electrically connected with the first interface and the second interface.
In the above scheme, the middle position of the first interface and the second interface is hollow, and is provided with a screw, and the copper column and the power supply are fixed through the screw.
In the above scheme, the first pad and the second pad are respectively connected to the cathode and the anode of the backlight source.
In the above scheme, the first pad and the second pad, and the first interface and the second interface are disposed on any side of the backlight module body.
The utility model also provides a display module assembly, including any one of the above-mentioned scheme backlight unit, still include display panel, backlight unit can do display panel provides luminance.
In the above scheme, the display device further comprises a flexible circuit board disposed on the display panel, and the backlight flexible circuit board can be electrically connected to the flexible circuit board.
The utility model also provides an electronic equipment, including any one of the above-mentioned scheme backlight unit, and/or the display module assembly in the above-mentioned scheme.
The utility model discloses a technical scheme can reach following beneficial effect:
at least part of a bonding pad of the backlight module is exposed with copper, pins are added on the backlight flexible circuit board, the pins can be electrically connected with the copper exposed part of the bonding pad, the display panel can be conveniently matched with different backlight modules for testing, wire bonding and wire disconnecting are not needed at each time, the testing speed is improved, and the testing efficiency is improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly introduced below to form a part of the present invention, and the exemplary embodiments and the description thereof of the present invention explain the present invention and do not form an improper limitation to the present invention. In the drawings:
FIG. 1 is a schematic structural diagram of a backlight module in the prior art;
fig. 2 is a schematic structural diagram of a backlight module according to an embodiment of the present invention.
The following reference signs are specifically included:
a first pad-10' in the prior art; a second pad-20' in the prior art; a backlight module body-10; a first pad-11; a second pad-12; a first interface-13; a second interface-14; a backlight flexible circuit board-20; pin-21; and (5) a fixing block-30.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 2, the backlight module provided by the present invention comprises a backlight module body 10, wherein the backlight module body 10 is provided with a first bonding pad 11, a second bonding pad 12, a first interface 13, a second interface 14 and a backlight flexible circuit board 20, which are electrically connected to energize a backlight source on the backlight module body; the first pad 11 and the second pad 12 are at least partially exposed with copper; the backlight flexible circuit board 20 is provided with a pin 21 for electrically connecting with the exposed copper parts of the first bonding pad 11 and the second bonding pad 12; the first interface 13 and the second interface 14 are used for electrical connection with a power supply.
The utility model discloses with first pad 11 and the processing of second pad 12 at least part dew copper to increase pin 21 on flexible circuit board 20 in a poor light, pin 21 can be connected with the partly electricity of dew copper of first pad 11 and second pad 12, and the different backlight unit of the display panel collocation of being convenient for tests, need not bonding wire at every turn and takes out stitches, has improved test speed, has improved efficiency of software testing.
The utility model provides a backlight module still includes fixed block 30 for first pad 11 and second pad 12 and pin 21 with the electricity connection are fixed. The circuit connection is more stable, and the phenomenon of circuit break in the test process is avoided.
Copper columns are arranged at the first interface 13 and the second interface 14. For electrical connection with a power source for energizing.
Specifically, the power supply is in a clip shape at the electrical connection part with the first interface 13 and the second interface 14, and can be clamped on the copper column to be electrically connected with the first interface 13 and the second interface 14. Furthermore, the middle position of the first interface 13 and the second interface 14 is hollow, and is provided with a screw, and the copper column and the power supply are fixed through the screw.
The first pad 11 and the second pad 12 are connected to a cathode and an anode of a backlight, respectively.
The first and second pads 11 and 12, and the first and second interfaces 13 and 14 are disposed at either side of the backlight module body 10.
Example 2
The utility model also provides a display module assembly, including the backlight unit in embodiment 1, still include display panel, backlight unit can provide luminance for display panel. The display panel is a liquid crystal display panel, and cannot emit light, so that a backlight source on the backlight module is required to provide brightness for the display panel.
The display module further comprises a flexible circuit board arranged on the display panel, and the backlight flexible circuit board can be electrically connected with the flexible circuit board.
During the test, need a plurality of backlight unit of display panel cooperation, see display panel's display effect and look for the backlight unit of the best match, consequently need the repeated circular telegram of a plurality of backlight unit to test, this kind of backlight unit conveniently circular telegram has consequently improved efficiency of software testing.
Example 3
The utility model also provides an electronic equipment, including the backlight unit in embodiment 1, and/or the display module assembly in embodiment 2. The backlight module has high wiring speed, improves the testing speed and improves the testing efficiency.
The utility model discloses handle backlight unit's the at least part copper exposure of pad to increase the pin on the flexible circuit board in a poor light, the pin can be connected with the copper exposure part electricity of pad, and the different backlight unit of the display panel collocation of being convenient for tests, need not bonding wire stitches at every turn, has improved test speed, has improved efficiency of software testing.
The above description is for illustrative purposes only and is not intended to be limiting, and the present invention is not limited to the above embodiments, and many modifications may be made by those skilled in the art without departing from the spirit and scope of the present invention.
Claims (10)
1. A backlight module is characterized by comprising a backlight module body, wherein a first bonding pad and a second bonding pad are arranged on the backlight module body, and a first interface, a second interface and a backlight flexible circuit board are used for electrically connecting a backlight source on the backlight module body;
copper is at least partially exposed out of the first bonding pad and the second bonding pad;
the backlight flexible circuit board is provided with pins which are used for being electrically connected with the copper exposed parts of the first bonding pad and the second bonding pad;
the first interface and the second interface are used for being electrically connected with a power supply.
2. The backlight module according to claim 1, further comprising a fixing block for fixing the electrically connected first and second pads and the pins.
3. The backlight module according to claim 1, wherein copper pillars are disposed at the first and second interfaces.
4. The backlight module as claimed in claim 3, wherein the power source is in a clip shape and can be clipped on the copper pillar to electrically connect with the first interface and the second interface.
5. The backlight module as claimed in claim 4, wherein the first and second connectors are hollow and provided with screws for fixing the copper posts to the power supply.
6. A backlight module according to claim 1, wherein the first and second pads are connected to a cathode and an anode of the backlight source, respectively.
7. The backlight module according to claim 1, wherein the first and second pads and the first and second interfaces are disposed on either side of the backlight module body.
8. A display module comprising the backlight module as claimed in any one of claims 1 to 7, and further comprising a display panel, wherein the backlight module is capable of providing brightness to the display panel.
9. The display module according to claim 8, further comprising a flexible circuit board disposed on the display panel, wherein the backlight flexible circuit board is electrically connectable to the flexible circuit board.
10. An electronic device comprising the backlight module of any one of claims 1-7 and/or the display module of claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221573969.4U CN217767130U (en) | 2022-06-22 | 2022-06-22 | Backlight module, display module and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221573969.4U CN217767130U (en) | 2022-06-22 | 2022-06-22 | Backlight module, display module and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217767130U true CN217767130U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221573969.4U Active CN217767130U (en) | 2022-06-22 | 2022-06-22 | Backlight module, display module and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217767130U (en) |
-
2022
- 2022-06-22 CN CN202221573969.4U patent/CN217767130U/en active Active
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