CN211047385U

CN211047385U - Flexible circuit board for television

Info

Publication number: CN211047385U
Application number: CN202020067097.9U
Authority: CN
Inventors: 卿峰; 李江
Original assignee: Dongguan Kaige Electronic Technology Co ltd
Current assignee: Dongguan Kaige Electronic Technology Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-07-17
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a flexible circuit board for a television, which comprises a main board structure, a sleeve plate and a base plate structure, wherein the main board structure is sleeved at the upper end of the sleeve plate, and the base plate structure is sleeved at the lower end of the sleeve plate; be provided with the sealing layer that gives sound insulation in the inner chamber of lagging body, improved the sealing performance that gives sound insulation of circuit board for the circuit board can shield some signal interference of external world in proper time at the during operation, has ensured signal transmission's unobstructed nature. This circuit board is connected with the installation piece through the up end at the mainboard, is equipped with thermistor in the inner chamber of installation piece, and thermistor electric connection external power supply for the circuit board can the perception and in time feed back to external operating personnel when inside temperature sharply risees or reduces, so that make the adjustment at any time, avoid influencing the quality of circuit board because the high temperature and lead to the TV set to take place to damage even, also improved the factor of safety of circuit board to a certain extent.

Description

Flexible circuit board for television

Technical Field

The utility model relates to a circuit board technical field specifically is a flexible circuit board for TV set.

Background

The flexible circuit board is a unique solution to meet the miniaturization and movement requirements of electronic products, can be freely bent, wound and folded, can bear hundreds of thousands of dynamic bending without damaging a lead, can be randomly arranged according to the space layout requirement, and can be freely moved and stretched in a three-dimensional space, thereby achieving the integration of component assembly and lead connection, the flexible circuit board can greatly reduce the volume and the weight of the electronic products, and is suitable for the development requirements of the electronic products towards high density, miniaturization and high reliability.

The flexible circuit board for the television is inconvenient to detach and install, slightly complex in design structure, poor in waterproof effect, incapable of well resisting signal interference, short of a thermosensitive device and poor in heat dissipation and sealing insulation effect.

In view of the problems and challenges, a flexible circuit board for a television is provided, which has the advantages of convenient disassembly and assembly, simple design structure, good waterproof effect, good signal interference resistance, sensitive thermal induction, good heat dissipation and sealing insulation effects, and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible circuit board for TV set, it has dismantlement and simple to operate, the project organization is simple, water-proof effects is better, possess fine anti signal interference ability, thermoinduction is sensitive and dispel the heat and seal insulating advantage such as effectual, thereby the flexible circuit board that the tradition was used for the TV set has been solved, most be not convenient for dismantle and the installation, project organization is slightly complicated, water-proof effects is relatively poor, do not possess fine anti signal interference ability, lack the relatively poor problem of thermosensitive device and heat dissipation and sealed insulating effect.

In order to achieve the above object, the utility model provides a following technical scheme: a flexible circuit board for a television comprises a mainboard structure, a sleeve plate and a substrate structure, wherein the mainboard structure is sleeved at the upper end of the sleeve plate, the lower end of the sleeve plate is sleeved with the substrate structure, the mainboard structure comprises a mainboard and a waterproof soft plate, the mainboard is installed in an inner cavity of the waterproof soft plate, a waterproof layer is arranged on the inner wall of the waterproof soft plate, and the waterproof soft plate is sleeved at the upper end of the sleeve plate;

the sleeve plate comprises a sleeve plate body and a sound insulation sealing layer, the sound insulation sealing layer is arranged in an inner cavity of the sleeve plate body, and the lower end of the sleeve plate body is sleeved with a base plate structure;

the substrate structure comprises an installation plate and a circuit substrate, wherein the circuit substrate is fixedly arranged on the upper end face of the installation plate.

Further, sensor, main chip, chip subassembly and fixed sleeve are installed respectively to circuit substrate's up end, and fixed sleeve parallel arrangement has four, and installs respectively in circuit substrate's up end four corners department.

Further, a plurality of terminals and a plurality of connecting bolt are installed respectively to the lower terminal surface of mainboard, and the terminal is electric connection sensor, main chip, chip module respectively, and the equal block of connecting bolt is in fixed telescopic inner chamber.

Further, be provided with coating and heat dissipation layer in the inner chamber of mainboard respectively, and the material of coating is the polyester material, and the material of heat dissipation layer is the graphite alkene material.

Furthermore, a base layer and an insulating film are respectively arranged in the inner cavity of the circuit substrate, the base layer is made of a transparent oriented polypropylene material, and the insulating film is made of a polyimide material.

Furthermore, the upper end face of the main board is connected with an installation block, a thermistor is arranged in an inner cavity of the installation block, and the thermistor is electrically connected with an external power supply.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this a flexible circuit board for TV set, the up end at the mainboard is connected with the installation piece, be equipped with thermistor in the inner chamber of installation piece, and thermistor electric connection external power supply for the circuit board can the perception and in time feed back to external operating personnel when inside temperature sharply risees or reduces, so that make the adjustment at any time, avoid influencing the quality of circuit board because the high temperature and lead to the TV set to take place to damage even, also improved the factor of safety of circuit board to a certain extent.

2. This a flexible circuit board for TV set, install the mainboard in the inner chamber of waterproof soft board, and the inner wall of waterproof soft board is provided with the waterproof layer, the stability of circuit board waterproof performance has been improved effectively, along with the increase of live time, waterproof performance can not receive the change, and the waterproof board sets up to the soft board, can cooperate the installation and the connection of flexible circuit board, guarantee that flexible circuit board's performance is not influenced, it does not set up any water proof protection on the current flexible circuit board body to have solved, thereby lead to its situation that the antithetical couplet electric damage often appears after being stained with water.

3. This a flexible circuit board for TV set is provided with the sealing layer that gives sound insulation in the inner chamber of lagging body, has improved the sealing performance that gives sound insulation of circuit board for the circuit board can be in good time shielded some signal interference of external world at the during operation, has ensured signal transmission's unobstructed nature, compares with like circuit board, more has competitiveness.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic structural diagram of the base plate of the present invention;

fig. 4 is a schematic view of the expanded structure of the present invention;

fig. 5 is a schematic side view of the cross-sectional structure of the present invention.

In the figure: 1. a motherboard structure; 11. a main board; 111. a binding post; 112. a connecting bolt; 113. coating; 1131. a polyester material; 114. a heat dissipation layer; 1141. a graphene material; 115. mounting blocks; 1151. a thermistor; 12. a waterproof flexible board; 121. a waterproof layer; 2. sheathing; 21. a sleeve plate body; 22. a sound-insulating sealing layer; 3. a substrate structure; 31. mounting a plate; 32. a circuit substrate; 321. a sensor; 322. a main chip; 323. a chip assembly; 324. fixing the sleeve; 325. a base layer; 3251. a transparent oriented polypropylene material; 326. an insulating film; 3261. a polyimide material.

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 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.

Referring to fig. 1-2, a flexible circuit board for a television includes a main board structure 1, a sheathing board 2 and a substrate structure 3, wherein the main board structure 1 is sheathed at the upper end of the sheathing board 2, the lower end of the sheathing board 2 is sheathed with the substrate structure 3, the main board structure 1 includes a main board 11 and a waterproof soft board 12, the main board 11 is installed in an inner cavity of the waterproof soft board 12, a waterproof layer 121 is arranged on the inner wall of the waterproof soft board 12, and the waterproof soft board 12 is sheathed at the upper end of the sheathing board 2; the sleeve plate 2 comprises a sleeve plate body 21 and a sound insulation sealing layer 22, the sound insulation sealing layer 22 is arranged in an inner cavity of the sleeve plate body 21, and the lower end of the sleeve plate body 21 is sleeved with the substrate structure 3; the lower end surface of the main board 11 is respectively provided with a plurality of terminals 111 and a plurality of connecting bolts 112, the terminals 111 are respectively electrically connected with the sensor 321, the main chip 322 and the chip assembly 323, and the connecting bolts 112 are all clamped in the inner cavity of the fixing sleeve 324.

Referring to fig. 3, a flexible circuit board for a television, the substrate structure 3 includes a mounting plate 31 and a circuit substrate 32, the circuit substrate 32 is fixedly disposed on an upper end surface of the mounting plate 31; the sensor 321, the main chip 322, the chip assembly 323 and the fixing sleeve 324 are respectively mounted on the upper end surface of the circuit substrate 32, and four fixing sleeves 324 are arranged in parallel and respectively mounted at four corners of the upper end surface of the circuit substrate 32.

Referring to fig. 4-5, in an inner cavity of a main board 11, a coating layer 113 and a heat dissipation layer 114 are respectively disposed, where the coating layer 113 is made of a polyester material 1131, and the heat dissipation layer 114 is made of a graphene material 1141; a base layer 325 and an insulating film 326 are respectively arranged in the inner cavity of the circuit substrate 32, the base layer 325 is made of a transparent oriented polypropylene material 3251, and the insulating film 326 is made of a polyimide material 3261; the upper end surface of the main board 11 is connected with a mounting block 115, a thermistor 1151 is arranged in an inner cavity of the mounting block 115, and the thermistor 1151 is electrically connected with an external power supply.

In summary, the following steps: according to the flexible circuit board for the television, the mainboard 11 is installed in the inner cavity of the waterproof flexible board 12, the waterproof layer 121 is arranged on the inner wall of the waterproof flexible board 12, and the waterproof flexible board 12 is sleeved at the upper end of the sleeve plate 2, so that the stability of the waterproof performance of the circuit board is effectively improved, the waterproof performance cannot be changed along with the increase of the service time, the waterproof board is arranged as a flexible board, the installation and connection of the flexible circuit board can be matched, the service performance of the flexible circuit board is ensured not to be influenced, and the problem that the conventional flexible circuit board body is not provided with any waterproof protection, so that the flexible circuit board is frequently damaged in an interconnected mode after being stained with water is solved; the sound insulation sealing layer 22 is arranged in the inner cavity of the sleeve plate body 21, the base plate structure 3 is sleeved at the lower end of the sleeve plate body 21, the sound insulation sealing performance of the circuit board is improved, the circuit board can timely shield some signal interference outside during working, the smoothness of signal transmission is guaranteed, and the circuit board has competitiveness compared with similar circuit boards; the circuit board 32 is fixedly arranged on the upper end face of the mounting plate 31, the mounting block 115 is connected to the upper end face of the main board 11, a thermistor 1151 is arranged in an inner cavity of the mounting block 115, and the thermistor 1151 is electrically connected with an external power supply, so that the circuit board can sense and feed back to an external operator in time when the internal temperature sharply rises or falls, adjustment can be made at any time, the problem that the quality of the circuit board is influenced by overhigh temperature and even the television is damaged is avoided, and the safety factor of the circuit board is improved to a certain extent.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flexible circuit board for TV set, includes mainboard structure (1), lagging (2) and base plate structure (3), mainboard structure (1) cup joints in the upper end of lagging (2), and base plate structure (3), its characterized in that have been cup jointed to the lower extreme of lagging (2): the main board structure (1) comprises a main board (11) and a waterproof soft board (12), the main board (11) is installed in an inner cavity of the waterproof soft board (12), a waterproof layer (121) is arranged on the inner wall of the waterproof soft board (12), and the waterproof soft board (12) is sleeved on the upper end of the sleeve board (2);

the sheathing board (2) comprises a sheathing board body (21) and a sound insulation sealing layer (22), the sound insulation sealing layer (22) is arranged in an inner cavity of the sheathing board body (21), and the lower end of the sheathing board body (21) is sleeved with the substrate structure (3);

the substrate structure (3) comprises an installation plate (31) and a circuit substrate (32), wherein the circuit substrate (32) is fixedly arranged on the upper end face of the installation plate (31).

2. A flexible circuit board for a television set according to claim 1, wherein: the sensor (321), the main chip (322), the chip assembly (323) and the fixing sleeve (324) are respectively installed on the upper end face of the circuit substrate (32), four fixing sleeves (324) are arranged in parallel, and the four fixing sleeves are respectively installed at four corners of the upper end face of the circuit substrate (32).

3. A flexible circuit board for a television set according to claim 1 or 2, characterized in that: a plurality of binding posts (111) and a plurality of connecting bolt (112) are installed respectively to the lower terminal surface of mainboard (11), and binding post (111) electric connection sensor (321), main chip (322), chip subassembly (323) respectively, and connecting bolt (112) all block in the inner chamber of fixed sleeve (324).

4. A flexible circuit board for a television set according to claim 1, wherein: the inner cavity of the main board (11) is respectively provided with a coating (113) and a heat dissipation layer (114), the coating (113) is made of a polyester material (1131), and the heat dissipation layer (114) is made of a graphene material (1141).

5. A flexible circuit board for a television set according to claim 1, wherein: a base layer (325) and an insulating film (326) are respectively arranged in an inner cavity of the circuit substrate (32), the base layer (325) is made of a transparent oriented polypropylene material (3251), and the insulating film (326) is made of a polyimide material (3261).

6. A flexible circuit board for a television set according to claim 1, wherein: the upper end face of the main board (11) is connected with a mounting block (115), a thermistor (1151) is arranged in an inner cavity of the mounting block (115), and the thermistor (1151) is electrically connected with an external power supply.