CN108259800A - A kind of TV backboard module and LCD TV - Google Patents

Abstract

The invention discloses a kind of TV backboard module and LCD TVs, including the rear shell being arranged on TV backboard and the mainboard being arranged in rear shell, wherein, further include the power panel being integrated on mainboard, the terminal inserting slot being adapted to the peripheral terminal on mainboard is provided in the rear shell, the peripheral hardware mold insert for connecting peripheral terminal is provided in the terminal inserting slot, the present invention is by setting peripheral hardware mold insert, so as in the TV for developing country variant or area, peripheral hardware mold insert is only needed replacing, module backboard has been saved and structure rear shell repeats the cost of die sinking.

Description

A TV backplane module and LCD TV

technical field

The invention relates to the technical field of displays, more specifically, it relates to a TV back panel module and a liquid crystal TV.

Background technique

The ultra-thin design of large-size TVs, that is, flat-panel TVs, is currently the mainstream in this industry. The display quality and pixels of flat-panel TVs have been greatly improved, so they are deeply loved by people.

However, there are still many problems in the assembly of flat-panel TVs, especially when TV manufacturers develop flat-panel TVs in different countries or regions, the module backplane and the structural rear shell cannot be unified. Such a development idea will lead to repeated mold opening of the module backplane and structural back shell modules, resulting in continuous high investment in human resources and costs.

Therefore, a new technical means is needed to solve the problem of high development cost of the module backplane and the structural rear shell.

Contents of the invention

The object of the present invention is to provide a TV back panel module and LCD TV, so as to avoid repeated mold opening of the module back panel and the structural rear shell when developing TVs in different countries or regions.

Above-mentioned technical purpose of the present invention is achieved through the following technical solutions:

A TV backplane module, comprising a rear shell arranged on the TV backplane, and a main board arranged in the back shell, wherein it also includes a power supply board integrated on the main board, and the back shell is provided with a The terminal inserting groove adapted to the peripheral terminal of the terminal, and the peripheral insert for connecting the peripheral terminal is arranged in the terminal inserting groove.

Further, a groove is provided on the side wall of the terminal insert, and a bump matching the groove is provided on the peripheral insert.

Further, both the main board and the rear shell are screwed to the TV back plate.

Further, the main board includes four fixing screws respectively arranged on the four corners of the main board, and one positioning screw arranged in the middle of the main board.

Further, the TV back plate is provided with threaded bosses adapted to the fixing screws and positioning screws.

Further, an AV bracket is arranged on the TV backplane to block the outside of the peripheral terminals, and the AV bracket is arranged between the main board and the rear case.

Further, a detachably connected slot cover is provided on the outside of the terminal slot.

Further, the upper end of the rear shell is provided with a cooling vent.

Further, a cable management groove is arranged on the rear shell.

A liquid crystal television, which includes the TV module backplane structure described in any one of the above.

To sum up, by setting the peripheral inserts in the present invention, when developing TVs in different countries or regions, only the peripheral inserts need to be replaced, which saves the cost of repeated mold opening of the module backplane and the structural rear shell; at the same time Integrating the power supply board on the motherboard saves costs.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the front of this embodiment.

Fig. 2 is a schematic diagram of the structure after the peripheral insert is removed in this embodiment.

Fig. 3 is a schematic diagram of the internal structure after removing the rear shell in this embodiment.

Fig. 4 is a schematic diagram of the overall structure of the back of this embodiment.

5-6 are schematic diagrams of different angles of assembly of the peripheral insert and the rear shell in this embodiment.

Fig. 7 is a schematic structural diagram of an external insert in this embodiment.

In the figure: 1. TV back panel; 11. Threaded boss; 12. Reinforced boss; 2. Back shell; 21. Peripheral terminal; 22. Terminal slot; 221. Groove; Set inserts; 231, bumps; 232, clamping blocks; 233, connecting parts; 234, output parts; 24, slotted cover plates; ; 31, fixing screw; 32, positioning screw; 4, AV bracket.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to this embodiment without creative contribution as required after reading this specification, but as long as they are within the rights of the present invention All claims are protected by patent law.

Embodiment: A kind of TV module backboard structure and assembly method, as shown in Figure 1 to Figure 3, comprise the rear shell 2 that is arranged on the TV backplane 1, main board 3 and power board, described power board is integrated on main board 3, the main board 3 is disposed inside the rear case 2, and the rear case 2 is provided with a terminal insert groove 22 adapted to the peripheral terminals 21 on the main board 3.

The TV backboard 1 is a metal backboard, which is formed by stamping. Specifically, materials such as electro-galvanized sheet, galvanized sheet, and aluminum alloy sheet can be selected, and the exquisite appearance can be achieved by cooperating with spraying, baking or oxidation processes, and PCM color steel sheet can also be selected. .

Wherein, the TV backboard 1 forms the reinforcing boss 12 by stamping, so that the structural strength of the panel part of the TV backboard 1 is higher, so there is no need to add additional reinforcement ribs, or use fixing devices to support, saving cost.

The rear shell 2 is an injection molded part, which is integrally formed and has the advantage of being light. The power supply board is integrated on the main board 3, which changes the design of separating the power supply board and the main control board in traditional TVs, saves manufacturing costs, saves electricity, and is easy to maintain.

The upper end of the rear shell 2 is provided with a cooling vent 25 . The heat dissipation openings 25 are arranged on both sides of the terminal insert groove 22 , and the heat dissipation openings 25 are recessed inwards and have side openings to prevent dust from falling in while ventilating.

A detachably connected slot cover plate 24 is provided on the outside of the terminal slot 22 . The slotted cover 24 is an auxiliary part of the rear case 2 of the TV structure. When the TV is not in use or transported for a long time, the slotted cover 24 is installed on the outside of the terminal slot 22 to play a protective role.

The rear shell 2 is provided with a cable management groove 26 . The cable management slot 26 is connected to the expansion interface 27 on the main board 3, and the expansion interface 27 includes a USB interface, a DP interface and the like.

As shown in FIG. 2, FIG. 5 and FIG. 7, the terminal insert groove 22 is provided with an external insert 23 for connecting the peripheral terminal 21, and the external insert 23 is provided with a The connecting portion 233 is provided with an output portion 234 at the upper end of the peripheral insert 23 . The peripheral insert 23 is engaged and connected with the terminal insert 22, a groove 221 is provided on the side wall of the terminal insert 22, and a protrusion matching the groove 221 is provided on the external insert 23. Block 231.

Specifically, the terminal inserting groove 22 is set on the upper end of the rear shell 2, the groove 221 and the protrusion 231 are both arranged in an arc shape, and the inner wall and the outer wall of the terminal inserting groove 22 are both provided with a locking groove 222, The peripheral insert 23 is provided with a locking block 232 adapted to the locking slot 222 .

When developing TVs in different countries or regions, the peripheral terminals 21 on the motherboard 3 are usually different, so TV manufacturers need to repeat the mold opening when developing the TV module backplane and the structural rear shell 2, so the manufacturing cost is very high. The peripheral insert 23 of the present invention is compatible with the peripheral terminal 21, even if the peripheral terminal 21 changes, only the peripheral insert 23 needs to be replaced, and the mold opening and manufacturing cost of the peripheral insert 23 is very low, so saving A lot of cost.

As shown in FIG. 3 and FIG. 4 , both the main board 3 and the rear case 2 are screwed to the TV backplane 1 . The main board 3 includes four fixing screws 31 respectively arranged on the four corners of the main board 3 and one positioning screw 32 arranged in the middle of the main board 3 . The TV backboard 1 is provided with a threaded boss 11 adapted to the fixing screw 31 and the positioning screw 32 .

The positioning screw 32 in the middle of the mainboard 3 is set at a certain distance away from the center of the mainboard 3, so as to prevent the mainboard 3 and the TV backplane 1 from being reversed during assembly.

Since the power board is integrated on the main board 3, the temperature of the main board 3 during operation is higher than that of the traditional split main control board and power board. Therefore, the reinforcing boss 12 and the threaded boss 11 all protrude towards the main board 3, the main board 3 is screwed to the threaded boss 11, and the TV backboard 1 forms a depression between the reinforcing boss 12 and the threaded boss 11, which helps The air circulation is beneficial to the heat dissipation of the motherboard 3 .

As shown in FIG. 3 , the TV backplane 1 is further provided with an AV bracket 4 which blocks outside the peripheral terminals 21 , and the AV bracket 4 is arranged between the main board 3 and the rear case 2 .

The AV bracket 4 is L-shaped, one side of the 4L-shaped AV bracket is screwed to the TV backplane 1, and the other side of the 4L-shaped AV bracket is blocked by the peripheral terminal 21 to play a role of fixing and supporting.

An embodiment of the present invention also provides a liquid crystal television, which includes the above-mentioned TV module backplane structure; details are as above.

To sum up, by setting the peripheral insert 23 in the present invention, when developing TVs in different countries or regions, only the peripheral insert 23 needs to be replaced, which saves the cost of repeated mold opening of the module backplane and the structural rear shell 2. cost; at the same time, the power supply board is integrated on the main board 3, which saves the cost.

It should be understood that the application of the present invention is not limited to the above examples, and those skilled in the art can make improvements or transformations according to the above descriptions, and all these improvements and transformations should belong to the protection scope of the appended claims of the present invention.

Claims (10)

1. A TV backboard module, comprising a back shell arranged on the TV back plate and a main board arranged in the back shell, characterized in that: it also includes a power supply board integrated on the main board, and the back shell is set There is a terminal insert groove adapted to the peripheral terminals on the main board, and the peripheral insert for connecting the peripheral terminals is arranged in the terminal insert groove. 2. The TV module backplane structure according to claim 1, characterized in that: the side wall of the terminal insert is provided with a groove, and the peripheral insert is provided with a protrusion adapted to the groove. piece. 3. The TV module backplane structure according to claim 1, characterized in that: both the main board and the back shell are screwed to the TV backplane. 4. The TV module backplane structure according to claim 3, wherein the main board includes four fixing screws respectively arranged on the four corners of the main board and one positioning screw arranged in the middle of the main board. 5 . The TV module backplane structure according to claim 4 , characterized in that: the TV backplane is provided with threaded bosses adapted to fixing screws and positioning screws. 6 . 6. The TV module backplane structure according to claim 1, characterized in that: the TV backplane is also provided with an AV bracket that blocks the outside of the peripheral terminals, and the AV bracket is arranged between the main board and the rear case between. 7. The TV module backboard structure according to claim 1, characterized in that: a detachably connected slot cover is provided outside the terminal slot. 8. The TV module backplane structure according to claim 1, characterized in that: the upper end of the rear case is provided with a heat dissipation port. 9. The TV module backplane structure according to claim 1, characterized in that: the rear case is provided with a cable management groove. 10. A liquid crystal television, characterized by comprising the TV module backplane structure according to any one of claims 1-9.