Heat dissipation mechanism of backlight module

Abstract

The utility model relates to the technical field of backlight modules, in particular to a heat dissipation mechanism of a backlight module, which is characterized in that a bottom plate is arranged at the bottom of a frame part, a pulling plate is arranged at the bottom of the bottom plate, a vertical rod is connected to the top of the pulling plate, and a clamping block is connected to one end of the vertical rod. The backlight module assembly can be quickly connected to the frame body piece, and compared with a screw connection mode in the prior art, the backlight module assembly can be quickly assembled and disassembled, and the operation efficiency is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of backlight modules, in particular to a heat dissipation mechanism of a backlight module. Background Art

[0002] The backlight module is one of the key components of the LCD panel. Its function is to provide sufficient brightness and evenly distributed light source so that it can display images normally.

[0003] The connection efficiency between the existing backlight module and the display panel frame is low. The backlight module is usually installed by screw connection, which is time-consuming during installation and removal, affecting operational efficiency. In addition, the current backlight module lacks a heat dissipation mechanism, and after long-term use, there is a problem of heat accumulation affecting the use effect of electronic components. Utility Model Content

[0004] In order to overcome the above technical problems, the purpose of the present invention is to provide a heat dissipation mechanism of a backlight module to solve the problem of low connection efficiency between the existing backlight module and the display panel frame proposed in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A heat dissipation mechanism of a backlight module comprises a main body component group, wherein the main body component group comprises a display screen main body and a backlight module assembly, an installation frame component group is arranged outside the main body component group, and the installation frame component group is used to install the display screen main body and the backlight module assembly, and the installation frame component group comprises a frame member, a bottom plate member is arranged at the bottom of the frame member, a pull plate member is arranged at the bottom of the bottom plate member, a vertical rod is connected to the top of the pull plate member, a clamping block is connected to one end of the vertical rod, a sleeve shell is arranged outside the clamping block, and a spring member is arranged inside the sleeve shell; a heat dissipation component group is arranged at the bottom of the backlight module assembly, and the heat dissipation component group is used to cool the backlight module assembly.

[0007] Preferably: the display screen body is connected to the frame member through a groove, the backlight module assembly is in contact with the frame member through the groove, the top of the sleeve shell is connected to the bottom of the backlight module assembly, the sleeve shell, spring member, vertical rod and card block are provided in ten groups, and the ten groups of sleeve shells, spring members, vertical rods and card blocks are symmetrically distributed on both sides of the bottom of the backlight module assembly.

[0008] Preferably: the vertical rod slides into contact with the sleeve shell through a slide groove, one end of the spring member is connected to the sleeve shell, the other end of the spring member is connected to the vertical rod, the clamping block contacts the frame member through the clamping groove, the vertical rod slides into contact with the bottom plate member through the slide groove, and the top of the bottom plate member contacts the bottom of the frame member.

[0009] Preferably, the pulling plate member is in sliding contact with the bottom of the bottom plate member via a sliding groove.

[0010] Preferably, the heat dissipation component group comprises a ventilation grille plate, a heat conduction plate is arranged on the side of the ventilation grille plate, and heat dissipation fins and a fan assembly are arranged on the bottom of the heat conduction plate.

[0011] Preferably, two groups of the air-permeable grille plates are provided, and the two groups of air-permeable grille plates are symmetrically distributed on both sides of the frame member, and the air-permeable grille plates are connected to the frame member through grooves.

[0012] Preferably: the heat conducting plate is connected to the bottom of the backlight module assembly, the heat dissipation fins are provided in multiple groups, and the multiple groups of heat dissipation fins are connected to the bottom of the heat conducting plate, the fan assembly is connected to the bottom of the heat conducting plate, and the fan assembly is installed in the middle of the heat dissipation fins through a groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The heat dissipation mechanism of the backlight module is provided with an installation frame component group. The connection efficiency between the existing backlight module and the display panel frame is low. The backlight module is usually installed by screw connection, which is time-consuming during installation and removal, affecting the operation efficiency. In the corresponding designed installation frame component group, when the display screen main body and the backlight module assembly need to be installed, the display screen main body is directly installed on the frame member through the groove. When the backlight module assembly is installed, the backlight module assembly is placed into the frame member from the bottom of the frame member. During the placement process, the card block will be squeezed into the slide groove of the sleeve shell by the frame member, and the spring member will accumulate force and contract, and the vertical rod and the pull plate member will move with the card block. When the top of the backlight module assembly contacts the frame member through the groove, and the backlight module assembly is completely placed into the frame After the backlight module assembly is in the frame, the spring member will release the stored force, the card block will slide out of the sliding groove of the sleeve shell, and the card block will contact the frame member through the card groove. At this time, the top of the bottom plate member is in contact with the bottom of the frame member, and the card block will be limited in the card groove of the frame member, and the backlight module assembly will be limited in the frame member, thereby completing the installation of the backlight module assembly. The design of this installation frame member assembly can enable the backlight module assembly to be quickly connected to the frame member. Compared with the screw connection method of the prior art, it can be quickly installed and disassembled, shortening the operation efficiency, and when the backlight module assembly needs to be disassembled from the frame member, the two pull plate members are pulled close to each other with one hand, thereby driving the vertical rod and the card block to move, the spring member will store force and contract, and the card block will release the contact with the card groove of the frame member, and then the backlight module assembly can be disassembled from the frame member;

[0015] 2. The heat dissipation mechanism of the backlight module is provided with a heat dissipation component group. The current backlight module lacks a heat dissipation mechanism. After long-term use, there is a problem of heat accumulation affecting the use effect of electronic components. In the corresponding designed heat dissipation component group, the breathable grille plate is used to increase the air permeability of the frame member to ensure air circulation. The breathable grille plate inside the mounting frame component group is connected to the bottom of the backlight module assembly. The temperature generated by the long-term operation of the backlight module assembly will be transferred to the heat conduction plate, and the heat conduction plate will transfer the temperature to the heat dissipation fins. By turning on the fan assembly, the fan assembly will increase the flow rate of the air in the mounting frame component group. By turning on the fan assembly, the external airflow can quickly pass through the mounting frame component group, thereby cooling the backlight module assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the overall bottom of the utility model;

[0018] Figure 3 It is a schematic structural diagram of the overall cross-section of the utility model;

[0019] Figure 4 For the utility model Figure 3 The structural diagram at A in the middle;

[0020] Figure 5 It is a structural schematic diagram of the heat dissipation component group of the utility model;

[0021] Figure 6 It is a schematic diagram of the overall explosion structure of the utility model.

[0022] In the figure: 01, main component group; 11, display screen main body; 12, backlight module assembly; 02, installation frame component group; 21, frame member; 22, bottom plate member; 23, pull plate member; 24, vertical rod; 25, block; 26, sleeve shell; 27, spring member; 03, heat dissipation component group; 31, air-permeable grille plate; 32, heat conduction plate; 33, heat dissipation fins; 34, fan assembly. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-6The utility model provides an embodiment: a heat dissipation mechanism of a backlight module, including a main component group 01, the main component group 01 includes a display screen main body 11 and a backlight module assembly 12, an installation frame component group 02 is arranged outside the main component group 01, the installation frame component group 02 is used to install the display screen main body 11 and the backlight module assembly 12, the installation frame component group 02 includes a frame member 21, a bottom plate member 22 is arranged at the bottom of the frame member 21, a pull plate member 23 is arranged at the bottom of the bottom plate member 22, a vertical rod 24 is connected to the top of the pull plate member 23, a card block 25 is connected to one end of the vertical rod 24, a sleeve shell 26 is arranged outside the card block 25, and a spring member 27 is arranged inside the sleeve shell 26; a heat dissipation component group 03 is arranged at the bottom of the backlight module assembly 12, and the heat dissipation component group 03 is used to cool the backlight module assembly 12.

[0025] The display screen body 11 is connected to the frame member 21 through a groove, the backlight module assembly 12 is in contact with the frame member 21 through the groove, the top of the sleeve shell 26 is connected to the bottom of the backlight module assembly 12, and ten groups of sleeve shells 26, spring members 27, vertical rods 24 and card blocks 25 are arranged, and the ten groups of sleeve shells 26, spring members 27, vertical rods 24 and card blocks 25 are symmetrically distributed on both sides of the bottom of the backlight module assembly 12.

[0026] The vertical rod 24 slides into contact with the sleeve housing 26 through the slide groove, one end of the spring member 27 is connected to the sleeve housing 26, and the other end of the spring member 27 is connected to the vertical rod 24, the block 25 contacts the frame member 21 through the slot, and the vertical rod 24 slides into contact with the bottom plate member 22 through the slide groove, and the top of the bottom plate member 22 contacts the bottom of the frame member 21.

[0027] The pull plate member 23 is in sliding contact with the bottom of the bottom plate member 22 through the sliding groove, and when the backlight module assembly 12 needs to be removed from the frame member 21, the two pull plate members 23 are pulled closer to each other by one hand, thereby driving the vertical rod 24 and the block 25 to move, the spring member 27 will accumulate force and contract, and the block 25 will release the contact with the slot of the frame member 21, and then the backlight module assembly 12 can be removed from the frame member 21.

[0028] The heat dissipation component group 03 includes a ventilation grille plate 31 , a heat conduction plate 32 is arranged on the side of the ventilation grille plate 31 , and heat dissipation fins 33 and a fan assembly 34 are arranged on the bottom of the heat conduction plate 32 .

[0029] Two groups of air-permeable grid plates 31 are provided, and the two groups of air-permeable grid plates 31 are symmetrically distributed on both sides of the frame member 21 , and the air-permeable grid plates 31 are connected to the frame member 21 through grooves.

[0030] The heat conducting plate 32 is connected to the bottom of the backlight module assembly 12, a plurality of heat dissipation fins 33 are provided, and the plurality of heat dissipation fins 33 are connected to the bottom of the heat conducting plate 32, a fan assembly 34 is connected to the bottom of the heat conducting plate 32, and the fan assembly 34 is installed in the middle of the heat dissipation fins 33 through a groove, and the fan assembly 34 includes four fans and a fan mounting frame, and the four fans are installed at the bottom of the heat conducting plate 32 through the fan mounting frame.

[0031] Working principle: Install the frame component group 02. The connection efficiency between the existing backlight module and the display panel frame is low. The backlight module is usually installed by screw connection. It is time-consuming to install and disassemble, which affects the operation efficiency. In the corresponding designed installation frame component group 02, when the display screen main body 11 and the backlight module assembly 12 need to be installed, the display screen main body 11 is directly installed on the frame part 21 through the groove. When installing the backlight module assembly 12, the backlight module assembly 12 is placed into the frame part 21 from the bottom of the frame part 21. During the placement process, the card block 25 will be squeezed by the frame part 21 into the slide groove of the sleeve shell 26, and the spring part 27 will accumulate force and contract, and the vertical rod 24 and the pull plate part 23 will move with the card block. The block 25 moves, when the top of the backlight module assembly 12 contacts the frame member 21 through the groove, and the backlight module assembly 12 is completely placed in the frame member 21, the spring member 27 will release the stored force, and the block 25 will slide out of the slide groove of the sleeve shell 26, and the block 25 will contact the frame member 21 through the slot. At this time, the top of the bottom plate 22 contacts the bottom of the frame member 21, and the block 25 will be limited in the slot of the frame member 21. The backlight module assembly 12 will be limited in the frame member 21, and the installation of the backlight module assembly 12 is completed. The design of this installation frame member group 02 can enable the backlight module assembly 12 to be quickly connected to the frame member 21. Compared with the screw connection method in the prior art, it can be quickly installed and disassembled, shortening the operating efficiency. The current backlight module lacks a heat dissipation mechanism. After long-term use, there is a problem of heat accumulation that affects the use effect of electronic components. In the corresponding designed heat dissipation component group 03, the breathable grille plate 31 is used to increase the air permeability of the frame member 21 to ensure air circulation. The breathable grille plate 31 inside the mounting frame component group 02 is connected to the bottom of the backlight module assembly 12. The temperature generated by the long-term operation of the backlight module assembly 12 will be transferred to the heat conducting plate 32, and the heat conducting plate 32 will transfer the temperature to the heat dissipation fins 33. By turning on the fan assembly 34, the fan assembly 34 will increase the flow speed of the air in the mounting frame component group 02. By turning on the fan assembly 34, the external airflow can quickly pass through the mounting frame component group 02, thereby cooling the backlight module assembly 12.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A heat dissipation mechanism of a backlight module, comprising a main component group (01), wherein the main component group (01) comprises a display screen main body (11) and a backlight module assembly (12), characterized in that: The main body component group (01) is provided with an installation frame component group (02) outside, and the installation frame component group (02) is used to install the display screen main body (11) and the backlight module assembly (12). The installation frame component group (02) includes a frame member (21), the bottom of the frame member (21) is provided with a bottom plate member (22), the bottom of the bottom plate member (22) is provided with a pull plate member (23), the top of the pull plate member (23) is connected with a vertical rod (24), one end of the vertical rod (24) is connected with a card block (25), the outside of the card block (25) is provided with a sleeve shell (26), and the inside of the sleeve shell (26) is provided with a spring member (27); A heat dissipation component group (03) is provided at the bottom of the backlight module assembly (12), and the heat dissipation component group (03) is used to cool the backlight module assembly (12).

2. The heat dissipation mechanism of a backlight module according to claim 1, characterized in that: The display screen body (11) is connected to the frame member (21) via a groove, the backlight module assembly (12) is in contact with the frame member (21) via the groove, the top of the sleeve shell (26) is connected to the bottom of the backlight module assembly (12), and ten groups of the sleeve shell (26), spring member (27), vertical rod (24) and card block (25) are provided, and the ten groups of the sleeve shell (26), spring member (27), vertical rod (24) and card block (25) are symmetrically distributed on both sides of the bottom of the backlight module assembly (12).

3. The heat dissipation mechanism of a backlight module according to claim 1, characterized in that: The vertical rod (24) slides in contact with the sleeve housing (26) through a sliding groove, one end of the spring member (27) is connected to the sleeve housing (26), and the other end of the spring member (27) is connected to the vertical rod (24), the clamping block (25) contacts the frame member (21) through the clamping groove, the vertical rod (24) slides in contact with the bottom plate member (22) through the sliding groove, and the top of the bottom plate member (22) contacts the bottom of the frame member (21).

4. The heat dissipation mechanism of a backlight module according to claim 1, characterized in that: The pulling plate member (23) is in sliding contact with the bottom of the bottom plate member (22) via the sliding groove.

5. The heat dissipation mechanism of a backlight module according to claim 1, characterized in that: The heat dissipation component group (03) comprises a ventilation grille plate (31), a heat conduction plate (32) is arranged on the side of the ventilation grille plate (31), and a heat dissipation fin (33) and a fan assembly (34) are arranged on the bottom of the heat conduction plate (32).

6. The heat dissipation mechanism of the backlight module according to claim 5, characterized in that: Two groups of the air-permeable grid plates (31) are provided, and the two groups of air-permeable grid plates (31) are symmetrically distributed on both sides of the frame member (21), and the air-permeable grid plates (31) are connected to the frame member (21) through grooves.

7. The heat dissipation mechanism of a backlight module according to claim 5, characterized in that: The heat conducting plate (32) is connected to the bottom of the backlight module assembly (12); the heat dissipation fins (33) are provided in multiple groups, and the multiple groups of heat dissipation fins (33) are connected to the bottom of the heat conducting plate (32); the fan assembly (34) is connected to the bottom of the heat conducting plate (32); and the fan assembly (34) is installed in the middle of the heat dissipation fins (33) through a groove.

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