CN211207011U

CN211207011U - Novel liquid crystal screen backboard structure

Info

Publication number: CN211207011U
Application number: CN201922140877.1U
Authority: CN
Inventors: 李国新
Original assignee: Kunshan Dianziyu Electric Products Co Ltd
Current assignee: Kunshan Dianziyu Electric Products Co Ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-08-07
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a novel LCD screen backplate structure relates to LCD screen backplate technical field, and is comparatively simple for solving current LCD screen backplate structure, to the problem that circuit board protective capacities is more weak. The utility model discloses a heat dissipation structure, including backplate main part, fixed hole and fixed boss, the front end of backplate main part is provided with the flange, and flange and backplate main part structure as an organic whole, the inside intermediate position department of flange is provided with the mounting groove, the inside bottom of mounting groove is provided with fixed orifices and fixed boss, and the fixed orifices is located one side of fixed boss, fixed orifices and fixed boss are provided with a plurality of, the both ends of mounting groove are provided with the radiating groove, two the other end of radiating groove is provided with the heat dissipation chamber, the bottom in heat dissipation chamber is provided with the louvre.

Description

Novel liquid crystal screen backboard structure

Technical Field

The utility model relates to a LCD screen backplate technical field specifically is a novel LCD screen backplate structure.

Background

With the development of science and technology, electronic products are also rapidly developed. The prior black and white television has been developed into the current liquid crystal screen television. The liquid crystal display has the advantages of higher resolution and definition, low power consumption, greenness, environmental protection, light weight and convenience and portability. Therefore, the liquid crystal screen is rapidly developed and applied and is used in the fields of household, medical treatment, education, industry and the like. The back plate is one of the main components of the liquid crystal screen, is arranged on the back of the liquid crystal screen and mainly protects the wires and the chips arranged on the circuit board.

However, the existing liquid crystal screen back plate structure is simple, and the protection capability of the circuit board is weak, so that the existing requirements are not met, and a novel liquid crystal screen back plate structure is provided for the existing liquid crystal screen back plate structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel LCD screen backplate structure to the LCD screen backplate structure that provides in solving above-mentioned background art is comparatively simple, to the weaker problem of circuit board protective capacities.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel LCD screen backplate structure, includes the backplate main part, the front end of backplate main part is provided with the flange, and flange and backplate main part structure as an organic whole, the inside intermediate position department of flange is provided with the mounting groove, the inside bottom of mounting groove is provided with fixed orifices and fixed boss, and the fixed orifices is located one side of fixed boss, fixed orifices and fixed boss are provided with a plurality of.

Preferably, the two ends of the mounting groove are provided with heat dissipation grooves, the other ends of the heat dissipation grooves are provided with heat dissipation cavities, and heat dissipation holes are formed in the bottom ends of the heat dissipation cavities.

Preferably, the internally mounted in heat dissipation chamber has the guard plate, the internally mounted of guard plate has waterproof ventilated membrane.

Preferably, the backplate main part's rear is installed the cardboard, and the cardboard installs two, pretension board is installed at the rear of cardboard, the inside of pretension board upper end is provided with the through-hole, and the upper end of cardboard passes the through-hole, pretension spring is installed at the rear of pretension board, and the one end of pretension spring extends to the inside of backplate main part, pretension spring installs threely, pretension spring both ends respectively with pretension board and backplate main part fixed connection.

Preferably, the heat dissipation holes are provided with a plurality of heat dissipation holes which are distributed in sequence.

Preferably, the clamping plate is arranged in an L type structure.

Preferably, one side of four corners of the convex plate is provided with a fixing column, and the fixing column and the back plate main body are of an integral structure.

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

1. the utility model discloses a set up the flange at backplate main part front end, set up the mounting groove in the inside of flange, set up fixed orifices and fixed boss in the inside of mounting groove, circuit board and other electronic component mountable that the LCD screen needs to use can firmly fix circuit board and electronic component inside the mounting groove through fixed orifices and fixed boss inside the mounting groove. Therefore, the protection strength of the backboard to the circuit board is increased, the backboard is not easy to damage by accident, the service life of the circuit board is prolonged, and the practicability of the backboard is improved.

2. The utility model discloses a set up the radiating groove at the both ends of mounting groove, set up the heat dissipation chamber in the one end of radiating groove, set up a plurality of louvres in the bottom in heat dissipation chamber, the radiating effect of multiplicable backplate from this can avoid its internally mounted's circuit board to receive the high temperature to influence the condition that produces the damage. Simultaneously at the inside below installation guard plate in heat dissipation chamber, waterproof ventilated membrane has been installed to the intermediate position department fretwork of guard plate, and waterproof ventilated membrane has good gas permeability and has good water-proof effects simultaneously, and then lets the louvre in the radiating, have water-proof effects to the practicality of this structure has been improved.

3. The utility model discloses a rear at the backplate main part sets up two cardboards, the cardboard is the L type structure of falling, from this can realize the suspended mounting of backplate, and then realize the suspended mounting of LCD screen, simultaneously at the rear installation pretension board of cardboard, cup joint the outside at the cardboard in the upper end of pretension board, three pretension spring has been installed at the rear of pretension board simultaneously, when using the cardboard, fixed part must pass between cardboard and the pretension board, this moment, pretension spring will be compressed, pretension spring will produce a reaction force for recovering deformation afterwards, and then promote the pretension board and be close to fixed part, thereby guarantee the fixed fastness of backplate.

Drawings

Fig. 1 is a front view of a novel liquid crystal display back plate structure of the present invention;

fig. 2 is an exploded view of a novel back plate structure of a liquid crystal display panel according to the present invention;

fig. 3 is a side view of a novel lcd backplane structure of the present invention;

fig. 4 is a rear view of the novel lcd backplane structure of the present invention.

In the figure: 1. a back plate main body; 2. a convex plate; 21. mounting grooves; 22. a heat dissipation cavity; 23. a heat sink; 3. fixing a column; 4. heat dissipation holes; 5. a protection plate; 6. a fixing hole; 7. fixing the boss; 8. a waterproof breathable film; 9. clamping a plate; 10. pre-tightening the plate; 101. a through hole; 11. and pre-tightening the spring.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a novel LCD screen backplate structure, including backplate main part 1, the front end of backplate main part 1 is provided with flange 2, and flange 2 and backplate main part 1 structure as an organic whole, the wholeness is good, the junction is seamless, difficult fracture, the processing degree of difficulty reduces, the inside intermediate position department of flange 2 is provided with mounting groove 21, the inside bottom of mounting groove 21 is provided with fixed orifices 6 and fixed boss 7, and fixed orifices 6 is located one side of fixed boss 7, fixed orifices 6 and fixed boss 7 are provided with a plurality of, a fixed for circuit board and electronic component's is fixed, can set up the position and the number of fixed orifices 6 and fixed boss 7 according to actual conditions.

Further, the both ends of mounting groove 21 are provided with radiating groove 23, and the other end of two radiating grooves 23 is provided with heat dissipation chamber 22, and the bottom in heat dissipation chamber 22 is provided with louvre 4, for the backplate increases the heat dissipation function, improves the practicality of backplate.

Further, the inside of the heat dissipation chamber 22 is provided with the protection plate 5, and the inside of the protection plate 5 is provided with the waterproof breathable film 8, so that the waterproof effect is good while the air permeability is good.

Further, cardboard 9 is installed at the rear of backplate main part 1, and cardboard 9 installs two, pretension board 10 is installed at the rear of cardboard 9, the inside of pretension board 10 upper end is provided with through-hole 101, and the upper end of cardboard 9 passes through-hole 101, pretension spring 11 is installed at the rear of pretension board 10 and has good spring and the ability of resumeing the deformation, and the one end of pretension spring 11 extends to the inside of backplate main part 1, pretension spring 11 installs threely, guarantee pretightening force average distribution, pretension spring 11 both ends respectively with pretension board 10 and backplate main part 1 fixed connection, the connected mode is reliable, it is fixed firm.

Further, the heat dissipation holes 4 are provided with a plurality of heat dissipation holes 4, and the plurality of heat dissipation holes 4 are distributed in sequence, so that the heat dissipation efficiency is improved.

Further, the clamping plate 9 is arranged to be of an L type structure, so that a certain space is formed between the clamping plate 9 and the back plate, and then the hanging buckle of the back plate is realized.

Further, one side of 2 four corners departments of flange all is provided with fixed column 3 for fix with the preceding frame, and fixed column 3 and backplate main part 1 structure as an organic whole, the wholeness is good, and the junction is seamless, difficult fracture, and the processing degree of difficulty reduces.

The working principle is that when the fixing device is used, a circuit board and electronic elements are fixed inside a mounting groove 21 of a back plate through a fixing hole 6 and a fixing boss 7, the back plate is surrounded outside the circuit board and can provide protection for the circuit board, a radiating groove 23 is arranged at two ends of the mounting groove 21, a radiating cavity 22 is arranged at one end of the radiating groove 23, and a plurality of radiating holes 4 are arranged at the bottom end of the radiating cavity 22, so that the radiating effect of the back plate can be improved, the situation that the circuit board mounted inside the back plate is damaged due to high temperature can be avoided, meanwhile, a protecting plate 5 is mounted below the inside of the radiating cavity 22, a waterproof breathable film 8 is mounted in a hollow mode in the middle position of the protecting plate 5, the waterproof breathable film 8 has good air permeability and good waterproof effect, the radiating holes 4 have the waterproof effect, a fixing column 3 is used for mounting between the back plate and a front frame, after a liquid crystal display is assembled, the fixing plate can be hung and mounted through a clamping plate 9 in an inverted L type structure behind a back plate main body 1, the fixing part can be buckled and hung on the fixing part, the fixing part necessarily penetrates through the clamping plate 9 and the pre-tightening plate 10, at the pre-tightening spring 11, and the pre-tightening part can be pushed to be close to the fixing part, and then.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel LCD screen backplate structure, includes backplate main part (1), its characterized in that: the front end of backplate main part (1) is provided with flange (2), and flange (2) and backplate main part (1) structure as an organic whole, the inside intermediate position department of flange (2) is provided with mounting groove (21), the inside bottom of mounting groove (21) is provided with fixed orifices (6) and fixed boss (7), and fixed orifices (6) are located one side of fixed boss (7), fixed orifices (6) and fixed boss (7) are provided with a plurality of.

2. The novel liquid crystal display back plate structure of claim 1, wherein: the two ends of the mounting groove (21) are provided with radiating grooves (23), the other ends of the radiating grooves (23) are provided with radiating cavities (22), and radiating holes (4) are formed in the bottom ends of the radiating cavities (22).

3. The novel liquid crystal display back plate structure of claim 2, wherein: the internally mounted of heat dissipation chamber (22) has guard plate (5), the internally mounted of guard plate (5) has waterproof ventilated membrane (8).

4. The novel liquid crystal display back plate structure of claim 1, wherein: cardboard (9) are installed at the rear of backplate main part (1), and cardboard (9) install two, pretension board (10) are installed at the rear of cardboard (9), the inside of pretension board (10) upper end is provided with through-hole (101), and through-hole (101) are passed to the upper end of cardboard (9), pretension spring (11) are installed at the rear of pretension board (10), and the one end of pretension spring (11) extends to the inside of backplate main part (1), pretension spring (11) are installed threely, pretension spring (11) both ends respectively with pretension board (10) and backplate main part (1) fixed connection.

5. The novel liquid crystal display back plate structure of claim 2, wherein: the heat dissipation holes (4) are provided with a plurality of heat dissipation holes (4), and the plurality of heat dissipation holes (4) are distributed in sequence.

6. The novel liquid crystal display back plate structure is characterized in that the clamping plate (9) is in an L type structure.

7. The novel liquid crystal display back plate structure of claim 1, wherein: one side of four corners of the convex plate (2) is provided with a fixing column (3), and the fixing column (3) and the backboard main body (1) are of an integral structure.