CN210666278U

CN210666278U - Backlight module and fixing component thereof

Info

Publication number: CN210666278U
Application number: CN201922169569.1U
Authority: CN
Inventors: 骆显峰
Original assignee: Wuhan Hengxin Yonghe Electronic Technology Co Ltd
Current assignee: Wuhan Hengxin Yonghe Electronic Technology Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-06-02
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a backlight module and a fixing component thereof, comprising a face frame and a liquid crystal panel, wherein, both sides inside the face frame are fixedly connected with a first connecting block, one side of the liquid crystal panel is provided with the backlight module, both sides of the backlight module are fixedly connected with a mounting plate, both sides of the mounting plate are respectively fixedly connected with a second inserting block, a first groove is arranged on the second inserting block, both ends of one side of the first connecting block are fixedly connected with a second connecting block, a lead screw is arranged on the second connecting block in a running-through manner, and the lead screws at both ends are close to one end and are fixedly connected with the first inserting block; second grooves are formed in two sides of the middle of the side face of the first connecting block and located between the second connecting blocks, and an LED lamp bar is arranged between the second grooves and fixedly connected with the first connecting block. The utility model discloses can fix backlight module, operating is simple, and is fixed effectual, can effectively improve backlight module's installation effectiveness for the installation rate for backlight module connects more firmly.

Description

Backlight module and fixing component thereof

Technical Field

The utility model relates to a backlight module specifically is a backlight module and fixed component thereof.

Background

The backlight module is a light source located behind a Liquid Crystal Display (LCD), and its light emitting effect directly affects the visual effect of the liquid crystal display module (LCM). The liquid crystal itself does not emit light, and it displays graphics or characters as a result of its modulation of light. The development of the backlight source can be traced back to the period of the second war, and the subminiature tungsten lamp is used as the backlight source of the aircraft instrument at that time, which is the initial stage of the development of the backlight source. Through development of half a century, the backlight source has become an electronic independent subject nowadays and gradually forms a research and development hotspot.

The main structure of the current lcd device generally includes a front frame, a glass substrate and a backlight module, and the fastening manner of the rubber frame and the back plate in the backlight module is generally screw fastening or external hook fastening. The former sets up the internal thread trompil respectively through gluing the frame at the backplate, and the screw passes the internal thread trompil to connect backplate and gluey frame. The method adopts the traditional screw connection, is inconvenient to use, increases the material cost and the installation process, and leads the assembly and disassembly processes of the back plate and the rubber frame to be long in time, thereby influencing the production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a backlight module and fixed component thereof to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a backlight module and a fixing component thereof comprise a face frame and a liquid crystal panel, wherein both sides of the interior of the face frame are fixedly connected with a first connecting block, one side of the liquid crystal panel is provided with the backlight module, both sides of the backlight module are fixedly connected with a mounting plate, both sides of the mounting plate are respectively and fixedly connected with a second inserting block, a first groove is formed in the second inserting block, both ends of one side of the first connecting block are fixedly connected with a second connecting block, a lead screw penetrates through the second connecting block, and both ends of the lead screw, which are close to one end, are fixedly connected with the first inserting block;

second grooves are formed in two sides of the middle of the side face of the first connecting block and located between the second connecting blocks, and an LED lamp bar is arranged between the second grooves and fixedly connected with the first connecting block.

As a further aspect of the present invention: and two sides of the first connecting block are provided with mounting blocks on one side, and radiators are mounted between the mounting blocks on two sides.

As a further aspect of the present invention: the novel multifunctional mask is characterized in that a third groove is formed in the side face of one end of the face frame, a rear cover is arranged between the third grooves, sliding strips matched with the third grooves in size are arranged on two sides of the rear cover, and stop blocks are fixedly connected to the upper ends of the sliding strips.

As a further aspect of the present invention: the rear cover is provided with heat dissipation grooves at equal intervals in the middle, and dust screens are arranged inside the heat dissipation grooves.

As a further aspect of the present invention: the size of the first inserting block is the same as that of the first groove, and the cross sections of the first inserting block and the first groove are circular.

As a further aspect of the present invention: the size of the second insert block is matched with that of the second groove.

As a further aspect of the present invention: and a rubber cushion layer is arranged on the side surface of the joint of the face frame and the liquid crystal panel.

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

the utility model discloses a set up first recess, the second recess, first inserted block, the second inserted block, the lead screw, the mounting panel, first connecting block, the second connecting block, through pegging graft second inserted block and second recess, make first inserted block enter into the first recess on the second inserted block inside through rotating the lead screw, fix backlight module, the operation is simple, and is fixed effectual, can effectively improve backlight module's installation effectiveness, accelerate the installation rate, make backlight module connect more firmly.

Drawings

Fig. 1 is a schematic cross-sectional view of a backlight module and a fixing member thereof.

Fig. 2 is a schematic front view of a backlight module and a rear cover of a fixing member thereof.

Fig. 3 is an enlarged schematic view of a in fig. 1.

In the figure: 1. a face frame; 2. a liquid crystal panel; 3. a backlight module; 4. a heat sink; 5. a rear cover; 501. a slide bar; 502. a stopper; 503. a heat sink; 504 a dust screen; 6. a rubber cushion layer; 7. mounting blocks; 8. mounting a plate; 9. a third groove; 10. a first insert block; 11. a first connection block; 12. a second groove; 13. a second insert block; 14. a first groove; 15. an LED light bar; 16. a second connecting block; 17. and a screw rod.

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 to 3, in an embodiment of the present invention, a backlight module and a fixing member thereof include a face frame 1 and a liquid crystal panel 2, wherein both sides of the inside of the face frame 1 are fixedly connected with a first connecting block 11, one side of the liquid crystal panel 2 is provided with the backlight module 3, both sides of the backlight module 3 are fixedly connected with a mounting plate 8, both sides of the mounting plate 8 are respectively and fixedly connected with a second inserting block 13, the second inserting block 13 is provided with a first groove 14, both ends of one side of the first connecting block 11 are fixedly connected with a second connecting block 16, a lead screw 17 is arranged on the second connecting block 16 in a penetrating manner, and both ends of the lead screw 17 are close to one end and are fixedly connected with the; second grooves 12 are formed in two sides of the middle of the side face of the first connecting block 11, the second grooves 12 are located between the second connecting blocks 16, an LED lamp strip 15 is arranged between the second grooves 12, and the LED lamp strip 15 is fixedly connected with the first connecting block 11.

One side of the first connecting block 11 in both sides is provided with the installation piece 7, install radiator 4 between the installation piece 7 in both sides, third recess 9 has been seted up to the side of face frame 1 one end, be provided with back lid 5 between the third recess 9 in both sides, back lid 5 both sides are provided with the draw runner 501 with third recess 9 size looks adaptation, draw runner 501 upper end fixedly connected with dog 502, the equidistant radiating groove 503 has been seted up in back lid 5 middle part, and the inside dust screen 504 that is provided with of radiating groove 503, the size of first inserted block 10 is the same with the size of first recess 14, and the cross-section of first inserted block 10 and first recess 14 is circular, the size of second inserted block 13 and the size looks adaptation of second recess 12, face frame 1 is provided with rubber cushion 6 with liquid crystal display panel 2 junction side.

The utility model discloses a theory of operation is:

during installation, the second inserting blocks 13 on the installing plates 8 at two sides of the backlight module 3 are inserted into the second grooves 12 on the first connecting blocks 11, then the lead screws 17 penetrating the first connecting blocks 11 on the first connecting blocks 11 are adjusted, the lead screws 17 are rotated, so that the first inserting blocks 10 fixedly connected with one ends of the lead screws 17 enter the second grooves 12 on the first connecting blocks 11, at the moment, the backlight module 3 is fixedly connected with the first connecting blocks 11, the installation is convenient, later disassembly is convenient, the installing blocks 7 are arranged at one sides of the first connecting blocks 11 at two sides, the radiators 4 are arranged between the installing blocks 7 at two sides, the backlight module is subjected to heat dissipation treatment through the radiators 4, the third grooves 9 are arranged at the side of one end of the face frame 1, the rear cover 5 is arranged between the third grooves 9 at two sides, the sliding strips 501 matched with the sizes of the third grooves 9 are arranged at two sides of the rear cover 5, the slider 501 upper end fixedly connected with dog 502, the equidistant radiating groove 503 of having seted up in back lid 5 middle part, and the inside dust screen 504 that is provided with of radiating groove 503, through inserting slider 501 inside the sliding of third recess 9 and making back lid 5 be connected with face frame 1, can give off the inside heat of face frame through setting up of radiating groove 503, the heat of the radiator 4 of being convenient for gives off, the setting of dust screen 504 prevents that the dust from entering into inside the face frame.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A backlight module and its fixing component, including face frame (1) and liquid crystal faceplate (2), its characteristic is: the two sides of the interior of the face frame (1) are fixedly connected with first connecting blocks (11), one side of the liquid crystal panel (2) is provided with a backlight module (3), two sides of the backlight module (3) are fixedly connected with mounting plates (8), two sides of the mounting plates (8) are respectively and fixedly connected with second inserting blocks (13), first grooves (14) are formed in the second inserting blocks (13), two ends of one side of each first connecting block (11) are fixedly connected with second connecting blocks (16), a lead screw (17) penetrates through each second connecting block (16), and two ends, close to one end, of the lead screw (17) are fixedly connected with first inserting blocks (10);

second grooves (12) are formed in two sides of the middle of the side face of the first connecting block (11), the second grooves (12) are located between the second connecting blocks (16), LED lamp strips (15) are arranged between the second grooves (12), and the LED lamp strips (15) are fixedly connected with the first connecting block (11).

2. The backlight module and the fixing member thereof as claimed in claim 1, wherein: and the two sides are provided with mounting blocks (7) on one side of the first connecting block (11), and a radiator (4) is arranged between the mounting blocks (7).

3. The backlight module and the fixing member thereof as claimed in claim 1, wherein: third recess (9) have been seted up to the side of face frame (1) one end, both sides be provided with back lid (5) between third recess (9), back lid (5) both sides are provided with draw runner (501) with third recess (9) size looks adaptation, draw runner (501) upper end fixedly connected with dog (502).

4. A backlight module and its fixing member according to claim 3, wherein: the middle part of the rear cover (5) is provided with heat dissipation grooves (503) at equal intervals, and dust screens (504) are arranged in the heat dissipation grooves (503).

5. The backlight module and the fixing member thereof as claimed in claim 1, wherein: the size of the first insert block (10) is the same as that of the first groove (14), and the cross sections of the first insert block (10) and the first groove (14) are both circular.

6. The backlight module and the fixing member thereof as claimed in claim 1, wherein: the size of the second insert block (13) is matched with that of the second groove (12).

7. The backlight module and the fixing member thereof as claimed in claim 1, wherein: and a rubber cushion layer (6) is arranged on the side surface of the joint of the face frame (1) and the liquid crystal panel (2).