CN202153287U

CN202153287U - Liquid crystal display

Info

Publication number: CN202153287U
Application number: CN201120232645XU
Authority: CN
Inventors: 林德雄; 吴泽华; 黄家健; 张建设; 刘迪新
Original assignee: TONGFANG INTERNATIONAL CO Ltd
Current assignee: Shenyang Tongfang Multimedia Technology Co., Ltd.
Priority date: 2011-07-04
Filing date: 2011-07-04
Publication date: 2012-02-29
Anticipated expiration: 2021-07-04

Abstract

The utility model relates to a liquid crystal display which comprises a rear shell and a liquid crystal module, wherein the liquid crystal module comprises a screen middle frame, a main board back board, an optic membrane, a liquid crystal panel, a driving board of the liquid crystal panel, and a front shell, the screen middle frame is a frame body, the optic membrane and the liquid crystal panel are fixed in the screen middle frame, the front shell is a frame body and is fixedly connected at the periphery of the screen middle frame, the front side surface of the frame body of the front shell extends towards the interior of the frame body so as to form a front limiting part which can block at the front end of the screen middle frame, the periphery of the rear shell turnovers forwards so as to form a edge frame, and the liquid crystal module is fixedly connected in the edge frame of the rear shell. The whole liquid crystal display is integrated, and can be assembled in one factory, thus reducing the secondary assembly, reducing the labor cost and being beneficial to transporting half-bulked pieces of the whole liquid crystal display.

Description

LCD

Technical field

The utility model relates to display, more particularly, relates to a kind of LCD.

Background technology

In the prior art, LCD generally comprises complete machine back cover, complete machine fore shell, and is fixed on the liquid crystal display module between the two, and the liquid crystal display module comprises screen backboard, blooming piece, screen center, liquid crystal panel, the preceding frame of screen.During assembling, will shield at first before the backboard, blooming piece, screen center, liquid crystal panel, screen that frame is fixedly connected is an integral body, and this step is assembled in a factory; Then the liquid crystal display module that assembles in the preceding step is transported to complete machine back cover and complete machine fore shell are installed in another factory.Because whole LCD is two factory-assembled of branch, bring a lot of secondary assemblings, improved human cost, reduced production efficiency simultaneously, be unfavorable for the semi knock down transportation of complete machine.

The utility model content

The technical matters that the utility model will solve is; Be unfavorable for the semi knock down transportation of complete machine, the defective that the secondary assembling is many, human cost is high to prior art above-mentioned, a kind of semi knock down transportation that is beneficial to complete machine is provided, reduces secondary assembling, saving manpower, reduces cost, incorporate LCD.

The utility model solves the technical scheme that its technical matters adopted: construct a kind of LCD; Comprise back cover and liquid crystal module; Said liquid crystal module comprises screen center, mainboard backboard, blooming piece, liquid crystal panel, the drive plate of liquid crystal panel, fore shell; Said screen center is a framework; Said blooming piece and said liquid crystal panel are fixed in the said screen center, and said mainboard backboard is fixedly connected on the rear portion of said screen center, and said drive plate is fixedly connected on the said mainboard backboard; Said fore shell is framework and is fixedly connected on around the said screen center; The framework leading flank of said fore shell extends to form the front limit portion that can keep off at said screen center front end in frame; The periphery of said back cover turns down the formation frame forward, and said liquid crystal module is fixedly connected in the frame of said back cover.

In the described LCD of the utility model, said back cover is provided with openning, and said openning place is fixedly connected with suitable and dismountable back cover backboard with said openning.

In the described LCD of the utility model, said LCD also comprises the remote control module that is used to control said LCD, and said remote control module is fixedly connected on the leading flank of said screen center.

In the described LCD of the utility model, said back cover is provided with loudspeaker, and the bottom of said back cover is recessed to form fluted backward, and said loudspeaker are fixedly connected in the said groove.

In the described LCD of the utility model; Said screen center comprises plastic parts, metal frame; Said metal frame comprises four metalworks that are positioned at around the said plastic parts and connect into framework, and the said metalwork that is positioned at said plastic parts upside is provided with LED lamp bar.

Implement the LCD of the utility model; Have following beneficial effect: with the fore shell of liquid crystal module as the complete machine fore shell; Save the complete machine fore shell and the postnotum of conventional liquid crystal, not only reduced cost, reduced the profile of LCD simultaneously; The more LCD of in onesize space, can packing into reduces transportation cost; Liquid crystal module is directly installed in the back cover, makes whole LCD integrated, in same factory, can accomplish assembling, has reduced the secondary assembling, reduces human cost, is beneficial to the semi knock down transportation of whole LCD.

Description of drawings

To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:

Fig. 1 is the STRUCTURE DECOMPOSITION synoptic diagram of the utility model LCD preferred embodiment;

Fig. 2, Fig. 3 are the structural representations of the utility model LCD preferred embodiment;

Fig. 4 is the structural representation of blooming piece and metal frame in the utility model liquid crystal TV set preferred embodiment;

Fig. 5 to Fig. 7 is the each several part mounting structure synoptic diagram of the utility model LCD preferred embodiment.

Embodiment

Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the embodiment that accompanying drawing specifies the utility model at present.

As shown in Figure 1; In the LCD preferred embodiment of the utility model, comprise back cover 2 and liquid crystal module 10, liquid crystal module 10 comprises screen center 3, mainboard backboard 7, blooming piece 4, liquid crystal panel 5, the drive plate of liquid crystal panel 5, fore shell 1; Screen center 3 is a framework; Blooming piece 4 and liquid crystal panel 5 are fixed in the screen center 3, and mainboard backboard 7 is fixedly connected on the rear portion of screen center 3, and drive plate is fixedly connected on the mainboard backboard 7; Fore shell 1 is framework and is fixedly connected on around the screen center 3; The front end of fore shell 1 extends to form the front limit portion 11 that can keep off at screen center 3 front ends in frame; The periphery of back cover 2 turns down forward and forms frame 25, and liquid crystal module 10 is fixedly connected in the frame 25 of back cover 2.With the fore shell 1 of liquid crystal module 10 as complete machine fore shell 1; Save the complete machine fore shell 1 and the postnotum of conventional liquid crystal, not only reduced cost, reduced the profile of LCD simultaneously; The more LCD of in onesize space, can packing into reduces transportation cost; Liquid crystal module 10 is directly installed in the back cover 2, makes whole LCD integrated, in same factory, can accomplish assembling, has reduced the secondary assembling, reduces human cost, is beneficial to semi knock down (SKD) transportation of whole LCD.

Particularly, like Fig. 2, shown in Figure 3, screen center 3 comprises plastic parts 32, metal frame 31, and metal frame 31 comprises four metalworks that are positioned at around the plastic parts 32 and connect into framework, and the metalwork that is positioned at said plastic parts 32 upsides is provided with LED lamp bar.Blooming piece 4 is fixedly connected between metal frame 31 and the plastic parts 32, in 5 of liquid crystal panels and the plastic parts 32.Two metalworks are L shaped about metal frame 31; A L shaped support arm is bent into stepped appearance support arm 311 to another support arm; The free end retaining of stepped appearance support arm 311 is divided into former and later two parts in the rear end of blooming piece 4 and with metal frame 3; Blooming piece 4 and liquid crystal panel 5 are fixed on the first half of metal frame 3, and mainboard backboard 7 is fixed on the latter half of

metal frame

31, and 31 pairs of whole liquid crystal module 10 of metal frame are played a supporting role.Plastic parts 32 has limiting section 321 in; Can keep off the place ahead at blooming piece 4; Blooming piece 4 is fixed between the free end of middle limiting section 321 and stepped appearance support arm 311; A free-ended part is bent to form Plug Division 312 forward, and Plug Division 312 can be inserted in the spliced eye 41 of blooming piece 4, so that better fixed optics diaphragm.The front end of plastic parts 32 is provided with step trough 322, and the front limit portion 11 of fore shell 1 is fixed on the edge of liquid crystal panel 5 in the step trough 322, fore shell 1 with can liquid crystal panel 5 be fixed in the plastic parts 32 after metal frame 31 is fixedly connected.The front side of the last metalwork of metal frame 31 is provided with upper groove 33, is fixedly connected with LED lamp bar in the upper groove 33; The following metalwork of metal frame 32 is provided with low groove 34, and the pcb board of liquid crystal panel 5 is fixed in the low groove 34.

Preferably, the metalwork that is positioned at plastic parts 32 upsides draws aluminum strip to be provided with LED lamp bar for drawing aluminum strip, adopts to draw the aluminum strip can be so that heat radiation; Its excess-three metalwork can adopt SGCC (galvanizing by dipping sheet steel), to guarantee the intensity of bulk metal frame 31.Four metalworks also can adopt other metal materials to process here.

As shown in Figure 1, back cover 2 is provided with openning 20, and openning 20 places are fixedly connected with and openning 20 suitable and dismountable back cover backboards 21.Back cover backboard 21 can removably be fixedly connected on the back cover 2 through the mode of screw or buckle.Behind the dismounting back cover backboard 21, can on mainboard backboard 7, increase parts or liquid crystal module 10 is keeped in repair through openning 20.

Preferably; LCD also comprises the remote control module (not shown) that is used to control LCD; Remote control module is fixedly connected on the leading flank of screen center 3, and particularly, remote control module is fixed on the leading flank of plastic parts 32; Remote control module comprises IR-PCB (infra-red remote control pcb board) and IR light guide (infrared ray light guide), and person easy to use controls LCD through remote control module.

As shown in Figure 1, back cover 2 is provided with loudspeaker, and it is fluted 22 that the bottom of back cover 2 is recessed to form backward, and loudspeaker are fixedly connected in the groove 22.Can make LCD have audio output function simultaneously through loudspeaker, strengthen the practicality of LCD.

The utility model also provides the assemble method of above-mentioned LCD, it is characterized in that, may further comprise the steps:

Step S1, as shown in Figure 4, center 3 is shielded in assembling, and blooming piece 4,

liquid crystal panel

5 and 3 assemblings of screen center are connected.

May further comprise the steps among the step S1:

S11, utilize fixing four metalworks of frock clamp with assembling metal frame 31; Utilize frock clamp can guarantee the fitted position of metal frame 31;

S12, LED lamp bar is fixed on draws on the aluminum strip;

S13, blooming piece 4 is packed in the metal frame 31, plastic parts 32 is installed blooming piece 4 is fixed in the metal frame 31; Preferably, plastic parts 32 usefulness screws are fixedly connected with metal frame 31, plastic parts 32 is fixed on blooming piece 4 in the metal frame 31.IR-PCB and IR light guide with remote control module is installed on the plastic parts leading flank of screen center 3 again, preferably, fixes with screw;

S14, liquid crystal panel 5 is installed in the plastic parts 32.

Step S2, as shown in Figure 5 is fixedly connected fore shell 1 with screen center 3; Utilizing fore shell 1 will shield center 3 is fixed in the plastic parts 32.

Step S3, mainboard backboard 7 is fixedly mounted on the rear portion of screen center 3, and the drive plate (T-CON plate) of liquid crystal panel 5 is fixed on the mainboard backboard 7.

Step S4, as shown in Figure 6 installs back cover 2, and the liquid crystal module that assembles among the step S3 10 is fixedly connected with back cover 2.Before this step, loudspeaker are fixed on the back cover 2 simultaneously.Preferably, utilize screw that the metal frame 31 of back cover 2 with screen center 3 is fixedly connected from the back side of back cover, can make the appearance looks elegant of whole LCD.As another kind of embodiment, also can utilize bolt to be fixedly connected from the periphery of back cover 2 with fore shell 1.

After assembling back cover 2 back cover backboard 21 is installed, as shown in Figure 7 after assembling.

The assemble method of the utility model LCD is convenient to the semi knock down transportation of complete machine, the number of the LCD that the dress cabinet number that can increase LCD promptly can be packed in container or similar cabinet the inside; LCD can be accomplished assembling in same factory, can carry out the semi knock down transportation, reduces the secondary assembling, saves human cost.

Combine accompanying drawing that the embodiment of the utility model is described above; But the utility model is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under the enlightenment of the utility model; Not breaking away under the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the utility model.

Claims

1. LCD; It is characterized in that; Comprise back cover (2) and liquid crystal module (10); Said liquid crystal module (10) comprises drive plate, the fore shell of screen center (3), mainboard backboard (7), blooming piece (4), liquid crystal panel (5), liquid crystal panel (5), and said screen center (3) is a framework, and said blooming piece (4) and said liquid crystal panel (5) are fixed in the said screen center (3); Said mainboard backboard (7) is fixedly connected on the rear portion of said screen center (3), and said drive plate is fixedly connected on the said mainboard backboard; Said fore shell (1) is for framework and be fixedly connected on said screen center (3) all around; The framework leading flank of said fore shell (1) extends to form the front limit portion (11) that can keep off at said screen center (3) front end in frame; The periphery of said back cover (2) turns down forward and forms frame (25), and said liquid crystal module (10) is fixedly connected in the frame (25) of said back cover (2).

2. LCD according to claim 1 is characterized in that, said back cover (2) is provided with openning (20), said openning (20) locate to be fixedly connected with said openning (20) suitable and dismountable back cover backboard (21).

3. LCD according to claim 1 is characterized in that said LCD also comprises the remote control module that is used to control said LCD, and said remote control module is fixedly connected on the leading flank of said screen center (3).

4. LCD according to claim 1 is characterized in that, said back cover (2) is provided with loudspeaker, and the bottom of said back cover (2) is recessed to form fluted (22) backward, and said loudspeaker are fixedly connected in the said groove (22).

5. LCD according to claim 1; It is characterized in that; Said screen center (3) comprises plastic parts (32), metal frame (31); Said metal frame (31) comprises and is positioned at said plastic parts (32) and connect into four metalworks of framework all around that the said metalwork that is positioned at said plastic parts (32) upside is provided with LED lamp bar.