Mini-LED backlight module and display equipment

Abstract

The utility model provides a Mini-LED backlight module and a display device, and relates to the technical field of LEDs. The Mini-LED backlight module comprises a module frame and a backlight plate, four sliding grooves are formed in the module frame, and four sliding blocks are installed on the outer side of the backlight plate. The installation assembly is arranged in the module frame and can be matched with the sliding blocks and the limiting holes on the two sides of the backlight plate to rapidly assemble and disassemble the backlight plate, the equipment assembly and disassembly efficiency is improved, and therefore equipment can be conveniently overhauled and maintained; and meanwhile, the air exhaust assembly is arranged in the module frame to be matched with the heat dissipation assembly, heat in the module frame can be effectively dissipated while air exhaust is conducted, and therefore dual heat dissipation is achieved, the heat dissipation effect of equipment is remarkably improved, and actual application is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED technical field, concretely is a kind of Mini-LED backlight module and display equipment. BACKGROUND

[0002] Mini-LED is mainly used to supply sufficient brightness and distributed light source, so that LED display screen can normally display image. And Mini-LED needs to use backlight module inside in the process of use.

[0003] Through retrieval, Chinese patent discloses a kind of Mini-LED backlight module (authorized announcement number CN220064566U), including module frame, the both sides of the module frame outside are respectively provided with outer guard frame. The Mini-LED backlight module is started by the cooling fan that is arranged in the inside of the both sides of the bottom end of module frame during the process of using after installation, external air is drawn into the ventilation slot that is arranged in the inside of the both sides of the top end of module frame by top groove, and the heat generated during the work of module internal components can be cooled, heat can be extracted by cooling fan, simultaneously during the process of cooling, air filter screen is magnetically attracted and fixed in the inside of top groove by magnetic force strip, some large particle dust and lint and sundries in the air drawn into the inside of module frame during the process of cooling are filtered and removed by the air filter screen arranged, reduce the dust that enters the inside of module during the process of cooling, solve the problem that it is inconvenient to dustproof inside backlight module;

[0004] But, the backlight panel assembly of this patent technology is installed in the inside of module frame by traditional way using screw or glue, and these traditional installation methods make it inconvenient to quickly disassemble backlight panel assembly when equipment is overhauled or maintained, not conducive to actual overhaul or maintenance operation, simultaneously, when the element in the inside of module frame is cooled, it is only simply realized that air flows by fan to take away heat, and its cooling effect is poor, not conducive to actual application.

[0005] Therefore, the Mini-LED backlight module and display equipment provided by the person skilled in the art solve the problems raised in the above background art. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies of the prior art, the utility model provides a Mini-LED backlight module and display equipment, which solves the problems of inconvenient disassembly and maintenance of the backlight panel assembly and poor cooling effect mentioned in the above background art.

[0007] To achieve the above object, the utility model discloses a Mini-LED backlight module, including module frame and backlight plate, the inside of module frame is opened with four sliding slots, the outside of backlight plate is installed with four sliding blocks, the sliding block all are with sliding connection of sliding slot, the inside of sliding block all is opened with limit hole, the inside of module frame is provided with mounting assembly, and the mounting assembly is used for installing backlight plate in the inside of module frame with cooperation sliding block and sliding slot,

[0008] The inside of the module frame also is provided with exhaust component and heat dissipation component, and the exhaust component is used for cooperating with the heat dissipation component to dissipate heat in the inside of the module frame.

[0009] Through the above technical scheme, the mounting assembly is arranged in the inside of the module frame, can cooperate with the sliding block and the limit hole on both sides of the backlight plate to quickly install and disassemble the backlight plate, improve the equipment installation and disassembly efficiency, thereby facilitating the equipment maintenance and maintenance, and the exhaust component is arranged in the inside of the module frame to cooperate with the heat dissipation component, can effectively dissipate the heat in the inside of the module frame while exhausting, thereby realizing double heat dissipation, significantly improving the equipment heat dissipation effect, and being favorable to practical application.

[0010] Preferably, the mounting assembly includes a U-shaped groove, four buffer grooves, a U-shaped frame, two springs, four positioning blocks, and four positioning rods. The U-shaped groove is arranged in the inside of the module frame and penetrates the module frame at the top. The buffer grooves are arranged in the inside of the module frame below the sliding slots. The U-shaped frame is slidably connected in the U-shaped groove. The springs are installed at both ends of the bottom inner wall of the U-shaped groove. Both ends of the bottom of the U-shaped frame are fixedly connected with the top of the springs. The positioning blocks are installed on both sides of the inner wall of the U-shaped frame. The positioning blocks are slidably connected with the corresponding buffer grooves. The positioning rods are installed at the bottom of the positioning blocks. The top of the positioning rods extends into the corresponding limit holes.

[0011] Through the above technical scheme, when the backlight plate needs to be disassembled, the U-shaped frame is pressed downward from the top of the module frame, the bottom of the U-shaped frame is pressed downward to press the springs, the corresponding positioning blocks are moved downward, the positioning rods are moved downward, the positioning rods are separated from the inside of the limit holes, and the device is turned over. Under the action of gravity, the backlight plate is separated from the inside of the module frame, thereby eliminating the traditional installation mode of glue or screws, and facilitating disassembly and maintenance.

[0012] Preferably, the exhaust component includes three exhaust grooves, three exhaust fans, and an air inlet groove. The three exhaust grooves are equidistantly arranged on one side of the module frame. The exhaust fans are installed in the exhaust grooves. The air inlet groove is arranged on the side of the module frame away from the exhaust grooves.

[0013] Through the technical scheme, when the exhaust fan works, hot air in the module frame is discharged to the outside through the exhaust groove under the action of negative pressure, and cold air outside enters the inside of the module frame through the air inlet groove.

[0014] Preferably, the heat dissipation assembly comprises heat dissipation fins, the heat dissipation fins are equidistantly arranged on the side of the module frame away from the backlight panel, one end of each of the heat dissipation fins extends to the inside of the module frame, and the one end of each of the heat dissipation fins in the inside of the module frame is equidistantly provided with a ventilation hole.

[0015] Through the technical scheme, the hot air in the module frame is heat-transferred through the heat dissipation fins, so that double heat dissipation is realized, the heat dissipation effect of the equipment is significantly improved, and the actual application is facilitated.

[0016] Preferably, the top of the U-shaped frame is always in the inside of the U-shaped groove.

[0017] Through the technical scheme, the top of the U-shaped frame does not protrude to the top of the module frame, so that the occurrence of the mistaken touch condition can be avoided.

[0018] Preferably, the inside of each of the exhaust grooves is provided with a first filter screen, and the inside of the air inlet groove is provided with a second filter screen.

[0019] Through the technical scheme, the first filter screen can prevent dust from entering the inside of the equipment through the exhaust groove, and the second filter screen can prevent dust from entering the inside of the equipment through the air inlet groove.

[0020] The display equipment comprises the Mini-LED backlight module.

[0021] Through the technical scheme, the first filter screen can prevent dust from entering the inside of the equipment through the exhaust groove, and the second filter screen can prevent dust from entering the inside of the equipment through the air inlet groove.

[0022] The Mini-LED backlight module and the display equipment have the beneficial effects as follows.

[0023] 1、The installation assembly arranged in the inside of the module frame can cooperate with the sliding blocks and the limiting holes on the two sides of the backlight panel to quickly install and disassemble the backlight panel, the installation and disassembly efficiency of the equipment is improved, so that the equipment is conveniently overhauled and maintained, and the actual operation is facilitated.

[0024] 2、The exhaust assembly arranged in the inside of the module frame cooperates with the heat dissipation assembly to effectively dissipate the heat in the inside of the module frame while exhausting, so that double heat dissipation is realized, the heat dissipation effect of the equipment is significantly improved, and the actual application is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is the whole structure schematic view of the utility model;

[0026] Figure 2 It is the first visual angle split structure schematic view of the utility model;

[0027] Figure 3 It is the second visual angle split structure schematic view of the utility model;

[0028] Figure 4 It is the U-shaped frame structure schematic view of the utility model;

[0029] Figure 5 It is the module frame internal structure cut schematic view of the utility model.

[0030] In the drawing: 1, module frame; 2, backlight plate; 3, sliding slot; 4, sliding block; 5, limiting hole; 6, U-shaped groove; 7, buffer groove; 8, U-shaped frame; 9, spring; 10, positioning block; 11, positioning rod; 12, exhaust groove; 13, exhaust fan; 14, air inlet groove; 15, cooling fin; 16, first filter screen; 17, second filter screen. DETAILED DESCRIPTION

[0031] The utility model is further described in detail below by means of drawings and examples.

[0032] With reference to Figure 1 , Figure 2 and Figure 4 , the utility model embodiment provides a Mini-LED backlight module, including module frame 1 and backlight plate 2, the lamp pearl is equidistantly arranged on backlight plate 2, the inside of module frame 1 is provided with four sliding slots 3, and the outside of backlight plate 2 is installed with four sliding blocks 4, sliding block 4 all are connected with sliding slot 3 slidingly, and the cooperation between sliding block 4 and sliding slot 3 can position backlight plate 2 initially in the inside of module frame 1. The inside of sliding block 4 is all provided with limiting hole 5.

[0033] The inside of module frame 1 is provided with installation assembly, and installation assembly is used for installing backlight plate 2 in the inside of module frame 1 in cooperation with sliding block 4 and sliding slot 3. By setting installation assembly in the inside of module frame 1, backlight plate 2 can be quickly installed and disassembled in cooperation with the sliding block 4 and limiting hole 5 on the both sides of backlight plate 2, improve the efficiency of equipment installation and disassembly, so as to facilitate the overhaul and maintenance of equipment, which is beneficial to actual operation. The inside of module frame 1 is also provided with exhaust assembly and heat dissipation assembly, and the exhaust assembly is used for heat dissipation in the inside of module frame 1 in cooperation with the heat dissipation assembly. The equipment can effectively dissipate the heat in the inside of module frame 1 while exhausting, thereby realizing double heat dissipation, significantly improving the heat dissipation effect of the equipment, which is beneficial to practical application.

[0034] With reference to Figure 2 , Figure 3 , Figure 4 and Figure 5 In one aspect of the embodiment, the mounting assembly comprises a U-shaped groove 6, four buffer grooves 7, a U-shaped frame 8, two springs 9, four positioning blocks 10 and four positioning rods 11. The U-shaped groove 6 is formed in the interior of the module frame 1 and its top penetrates the module frame 1, and the buffer grooves 7 are each formed in the interior of the module frame 1 and are located below the sliding groove 3. The U-shaped frame 8 is slidingly connected in the interior of the U-shaped groove 6, and the top of the U-shaped frame 8 is always in the interior of the U-shaped groove 6, so that the top of the U-shaped frame 8 does not protrude to the top of the module frame 1, thereby avoiding the occurrence of accidental touch. The springs 9 are installed at both ends of the bottom of the inner wall of the U-shaped groove 6, and the two ends of the bottom of the U-shaped frame 8 are fixedly connected with the top of the spring 9, and the elastic force of the spring 9 is used to make the U-shaped frame 8 automatically return upward after being pressed downward. The four positioning blocks 10 are respectively installed on the two sides of the inner wall of the U-shaped frame 8, and the positioning blocks 10 are slidingly connected with the corresponding buffer grooves 7. The positioning rods 11 are installed at the bottom of the positioning blocks 10, and the top of the positioning rods 11 extends into the interior of the corresponding limiting hole 5. When the backlight panel 2 needs to be disassembled, the U-shaped frame 8 is pressed downward from the top of the module frame 1, so that its bottom presses the spring 9 downward, and at the same time drives the corresponding positioning block 10 to move downward, so that it drives the positioning rod 11 to move downward, so that the positioning rod 11 is separated from the interior of the limiting hole 5, at this time the device can be turned over, under the action of gravity, so that the backlight panel 2 is separated from the interior of the module frame 1, thereby getting rid of the traditional mounting mode of glue or screw, and facilitating disassembly and maintenance.

[0035] With reference to Figure 2 and Figure 3In one aspect of the embodiment, the air exhaust assembly includes three air exhaust grooves 12, three air exhaust fans 13 and an air inlet groove 14. The three air exhaust grooves 12 are equidistantly arranged on one side of the module frame 1, and a first filter screen 16 is arranged in each of the air exhaust grooves 12 to prevent dust from entering the interior of the device through the air exhaust grooves 12. The air exhaust fan 13 is arranged in the interior of the air exhaust groove 12, and the air exhaust fan 13 is used to exhaust the air in the interior of the device through the air exhaust groove 12. The air inlet groove 14 is arranged on the side of the module frame 1 away from the air exhaust grooves 12, and a second filter screen 17 is arranged in the interior of the air inlet groove 14 to prevent dust from entering the interior of the device through the air inlet groove 14. The heat dissipation assembly includes heat dissipation fins 15, which are equidistantly arranged on the side of the module frame 1 away from the backlight panel 2. One end of each of the heat dissipation fins 15 extends into the interior of the module frame 1, and a ventilation hole is equidistantly arranged in the end of each of the heat dissipation fins 15 located in the interior of the module frame 1. When the air exhaust fan 13 is working, the hot air in the interior of the module frame 1 is exhausted to the outside through the air exhaust groove 12 under the action of negative pressure, and at the same time, the cold air from the outside enters the interior of the module frame 1 through the air inlet groove 14. The hot air in the interior of the module frame 1 is transferred through the heat dissipation fins 15, thereby achieving double heat dissipation, significantly improving the heat dissipation effect of the device, and being conducive to practical application. At the same time, the air can be convected through the ventilation holes in the heat dissipation fins 15, further increasing the heat dissipation effect.

[0036] In addition, the application also provides a display device, which comprises any one of the Mini-LED backlight modules.

[0037] Working principle:

[0038] When the device is installed, first press the U-shaped frame 8 downward from the top of the module frame 1, so that the bottom of the U-shaped frame 8 extrudes the spring 9, and at the same time drives the corresponding positioning block 10 to move downward, so that the positioning block 10 drives the positioning rod 11 to move downward. Then, the sliding blocks 4 at both ends of the backlight panel 2 are aligned with the sliding grooves 3 and are slid to be installed, so that they enter the interiors of the corresponding sliding grooves 3. Then, the U-shaped frame 8 is released, and under the elastic force of the spring 9, the U-shaped frame 8 is reset, driving the positioning block 10 and the positioning rod 11 to reset, so that the positioning rod 11 enters the interior of the corresponding limiting hole 5, thereby completing the installation of the backlight panel 2.

[0039] In use, the lamp beads on the backlight plate 2 and the exhaust fan 13 inside the device are connected with the external power supply, the lamp beads work to illuminate, and the exhaust fan 13 works, under the action of negative pressure, the hot air inside the module frame 1 is discharged to the outside through the exhaust groove 12, at the same time, the cold air outside enters the inside of the module frame 1 through the air inlet groove 14, and the hot air inside the module frame 1 is heat-transferred through the heat dissipation fins 15, so that double heat dissipation is realized, the heat dissipation effect of the device is significantly improved, and the actual application is facilitated, at the same time, the air can be convected through the ventilation holes on the heat dissipation fins 15, and the heat dissipation effect is further increased;

[0040] When the device needs to be overhauled and maintained, the U-shaped frame 8 is pressed downward from the top of the module frame 1, the bottom of the U-shaped frame 8 is extruded downward to press the spring 9, at the same time, the corresponding positioning block 10 is driven to move downward, the positioning rod 11 is driven to move downward, the positioning rod 11 is separated from the inside of the limiting hole 5, at this time, the device can be turned over, under the action of gravity, the backlight plate 2 is separated from the inside of the module frame 1, so that the traditional mounting mode of glue or screw is avoided, and the device is convenient to disassemble and maintain.

[0041] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A Mini-LED backlight module, comprising a module frame (1) and a backlight plate (2), characterized in that, The inside of the module frame (1) is provided with four sliding grooves (3), the outside of the backlight plate (2) is provided with four sliding blocks (4), the sliding blocks (4) are slidably connected with the sliding grooves (3), the inside of the sliding blocks (4) is provided with limiting holes (5), and the inside of the module frame (1) is provided with a mounting assembly. The inside of the module frame (1) is further provided with an air exhaust assembly and a heat dissipation assembly, and the air exhaust assembly is used for cooperating with the heat dissipation assembly to dissipate heat from the inside of the module frame (1).

2. The Mini-LED backlight module according to claim 1, wherein, The mounting assembly comprises a U-shaped groove (6), four buffer grooves (7), a U-shaped frame (8), two springs (9), four positioning blocks (10) and four positioning rods (11), the U-shaped groove (6) is arranged in the inside of the module frame (1) and penetrates through the module frame (1) at the top, the buffer grooves (7) are arranged in the inside of the module frame (1) and below the sliding grooves (3), the U-shaped frame (8) is slidably connected in the U-shaped groove (6), the springs (9) are arranged at both ends of the bottom of the inner wall of the U-shaped groove (6), both ends of the bottom of the U-shaped frame (8) are fixedly connected with the top of the spring (9), the four positioning blocks (10) are arranged on the two sides of the inner wall of the U-shaped frame (8) respectively, the positioning blocks (10) are slidably connected with the corresponding buffer grooves (7), and the positioning rods (11) are arranged at the bottom of the positioning blocks (10).

3. The Mini-LED backlight module according to claim 1, wherein, The air exhaust assembly comprises three air exhaust grooves (12), three air exhaust fans (13) and an air inlet groove (14), the three air exhaust grooves (12) are equidistantly arranged on one side of the module frame (1), the air exhaust fans (13) are arranged in the air exhaust grooves (12), and the air inlet groove (14) is arranged on the side, away from the air exhaust grooves (12), of the module frame (1).

4. The Mini-LED backlight module according to claim 1, wherein, The heat dissipation assembly comprises heat dissipation fins (15), the heat dissipation fins (15) are equidistantly arranged on the side, away from the backlight plate (2), of the module frame (1), one end of each of the heat dissipation fins (15) extends into the inside of the module frame (1), and the one end of each of the heat dissipation fins (15) in the inside of the module frame (1) is equidistantly provided with a ventilation hole.

5. The Mini-LED backlight module according to claim 2, wherein, The top of the U-shaped frame (8) is always in the U-shaped groove (6).

6. The Mini-LED backlight module according to claim 3, wherein, The inside of the air exhaust groove (12) is provided with a first filter screen (16), and the inside of the air inlet groove (14) is provided with a second filter screen (17).

7. A display device, characterized by The display device comprises the Mini-LED backlight module according to any one of claims 1-6.

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