阅读说明：本技术 一种液晶电视的直下式液晶显示模组及安装方法 (Direct type liquid crystal display module of liquid crystal display television and installation method ) 是由 柯永洲 陈升渠 周先胜 郭美敏 李华勇 于 2021-08-19 设计创作，主要内容包括：本发明公开了一种液晶电视的直下式液晶显示模组及安装方法,属于液晶电视技术领域,一种液晶电视的直下式液晶显示模组及安装方法,包括背光模组,背光模组前侧设有液晶屏幕,背光模组前端对称开设有一对固定磁槽,液晶屏幕外端卡接有屏幕保护框,屏幕保护框前端上表面开设有检测卡口,检测卡口内端对称固定连接有一对固定锁圈,可以实现通过防护底布与粘接套检测和清理液晶屏幕下方遗落的螺丝与异物,通过预安装防护垫检测背光模组与扩散膜之间遗落的螺丝与异物,并通过滑动磁柱与固定锁圈的固定以及滑动磁板对控制卡块的固定强制操作人员执行检测环节,有效避免了操作人员因疏忽导致遗落的螺丝与异物损伤各部件的行为。(The invention discloses a direct type liquid crystal display module of a liquid crystal television and an installation method, belonging to the technical field of liquid crystal televisions, the direct type liquid crystal display module of the liquid crystal television and the installation method comprise a backlight module, wherein the front side of the backlight module is provided with a liquid crystal screen, the front end of the backlight module is symmetrically provided with a pair of fixed magnetic grooves, the outer end of the liquid crystal screen is clamped with a screen protection frame, the upper surface of the front end of the screen protection frame is provided with a detection bayonet, the inner end of the detection bayonet is symmetrically and fixedly connected with a pair of fixed lock rings, the detection and the cleaning of screws and foreign matters left under the liquid crystal screen can be realized through a protective base cloth and an adhesive sleeve, the detection of the screws and the foreign matters left between the backlight module and a diffusion film can be realized through a pre-installed protective pad, and an operator is forced to execute a detection link through the fixation of a sliding magnetic column and the fixed lock rings and the sliding magnetic plate to the fixation of a control fixture block, effectively avoided operating personnel because of the action of the screw that the carelessness leads to losing and each part of foreign matter damage.)

1. The direct type liquid crystal display module of the liquid crystal television and the installation method thereof comprise a backlight module (1), wherein a liquid crystal screen (2) is arranged on the front side of the backlight module (1), and the direct type liquid crystal display module is characterized in that: the front end of the backlight module (1) is symmetrically provided with a pair of fixed magnetic grooves (22), the outer end of the liquid crystal screen (2) is clamped with a screen protection frame (3), the upper surface of the front end of the screen protection frame (3) is provided with a detection bayonet (4), the inner end of the detection bayonet (4) is symmetrically and fixedly connected with a pair of fixed locking rings (5), the middle part of the inner end of the detection bayonet (4) is clamped with a detection tube (6), the front end of the detection tube (6) is fixedly connected with a protection base cloth (7), the front end of the protection base cloth (7) is uniformly and fixedly connected with a plurality of bonding sleeves (24), the insides of the left end and the right end of the detection tube (6) are respectively and slidably connected with a sliding magnetic column (8), the left end and the right end of the screen protection frame (3) are respectively clamped with a main protection frame (9), the upper end and the lower end of the main protection frame (9) are respectively provided with a bonding port (10), and the inner end positioned at the upper end of the bonding port (10) is clamped with an unlocking plate (11), the inner fixedly connected with of unblock board (11) upside unblock pipe (12), the equal joint in both ends has bonding protective frame (14) about main protective frame (9), LCD screen (2) rear end joint has screen back plate (16), screen back plate (16) rear end symmetry slip joint has a pair of protection pad (17) of installing in advance, control chamber (18) have all been seted up at both ends middle part about screen back plate (16), control chamber (18) inner slip joint has control fixture block (19), retaining groove (23) have been seted up at control fixture block (19) rear end middle part, retaining groove (23) middle end slip joint has slip magnetic sheet (20), screen back plate (16) rear end middle part joint has diffusion barrier (21).

2. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein the method comprises the following steps:

s1, assembling the backlight module (1), and then clamping the screen protection frame (3) at the outer end of the liquid crystal screen (2);

s2, fixing the two main protective frames (9) at corresponding positions of the workbench, and placing the rear ends of the main protective frames (9) upwards;

s3, sliding the liquid crystal screen (2) and the screen protection frame (3) from the lower end position to the upper end position of the main protection frame (9) in a mode shown in figure 4 while making the front end of the protection base cloth (7) face downwards, pushing out a screw or a foreign matter below, or adsorbing the foreign matter through the adhesive sleeve (24), and releasing the fixation of the detection tube (6) and the fixed lock ring (5) through the unlocking tube (12), and then taking the detection tube (6) and the protection base cloth (7) out of the detection bayonet (4);

s4, mounting the rear screen plate (16) at the rear end of the liquid crystal screen (2), clamping the diffusion film (21) with the rear end of the rear screen plate (16), then placing the backlight module (1) at the rear end of the rear screen plate (16), unfastening the sliding magnetic plate (20) from fixing the control clamping block (19) through the fixed magnetic groove (22), pushing the control clamping block (19) into the control cavity (18), and judging whether foreign matters exist between the backlight module (1) and the diffusion film (21) by observing whether the backlight module (1) does not descend;

and S5, finally installing the group cable and the television back cover plate, and inserting the television back cover plate and the wall hanging rack in a plugging mode when a user installs the television back cover plate and the wall hanging rack.

3. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: the protective base fabric (7) is made of nylon, the bonding sleeve (24) is of an arc-shaped structure, and the bonding sleeve (24) is made of nylon round wool.

4. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: the length of the detection tube (6) is equal to the distance between the inner ends of the fixed lock rings (5), and the diameter of the inner end of the detection tube (6) is equal to that of the inner end of the fixed lock ring (5).

5. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: the outer end of the fixed lock ring (5) is bonded with a fixed seal film (13), and the fixed seal film (13) is made of paraffin.

6. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: both ends equal fixedly connected with bonding end (15) about bonding protective frame (14), and bonding protective frame (14) are through bonding end (15) and main protective frame (9) joint.

7. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: the sliding magnetic column (8) is connected with the inner end of the fixed lock ring (5) in a sliding mode, and the outer end of the sliding magnetic column (8) is connected with the inner end of the fixed sealing film (13) in an overlapping mode.

8. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: the inside of the outer end of the unlocking pipe (12) is provided with a magnetic pole corresponding to the outer end of the sliding magnetic column (8), and the inner end of the unlocking pipe (12) is lapped with the outer end of the fixed lock ring (5).

9. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: the width of the pre-installed protective pad (17) is equal to that of the retention groove (23), and the distance from the rear end of the pre-installed protective pad (17) to the rear end of the screen rear plate (16) is greater than the thickness of the diffusion film (21).

10. The direct-type liquid crystal display module of the liquid crystal television and the installation method thereof according to claim 1, wherein: the rear end in the reserving groove (23) is provided with a magnetic pole corresponding to the rear end of the sliding magnetic plate (20), and the sliding magnetic plate (20) is in sliding clamping connection with the rear end of the screen rear plate (16).

Technical Field

The invention relates to the technical field of liquid crystal televisions, in particular to a direct type liquid crystal display module of a liquid crystal television and an installation method.

Background

With the progress of science and technology and the increasing demand of people on living level, lcd tvs are also used by more and more families, the most important components in lcd tvs are more than lcd modules, which mainly comprise display screens, back plates, LED lamps, reflective films, LGPs, upper and lower diffusion films, brightness enhancement films, etc., the lcd modules in the current market are mainly divided into direct-type lcd modules and side-type lcd modules, the direct-type lcd modules are slightly thicker than the side-type lcd modules, however, the advantage of the direct-type LED technology in picture control is better than that of the side-type LED technology, and the direct-type lcd modules are more perfect in picture quality performance compared with the two methods, such as 55-inch tvs, the direct-type product uniformly distributes more than 3000 LED lamps behind the panel, so that the backlight can be uniformly transmitted to the whole screen, the picture details are more exquisite and vivid.

In straight following formula liquid crystal display module assembly, also can establish the light-operated subregion of hardware level on the board of being shaded, keep apart every lamp pearl in a poor light with the square frame physics, such as samsung, sony, the high-end model of brand such as TCL all adopted this kind of chessboard formula accuse light subregion solution for should bright place on the picture is bright, should not bright place keep the dark, can not receive the influence of next door lamp pearl luminance, and simultaneously, the production process of product has all basically realized automaticly, and is high-efficient and convenient.

However, when assembling each module, manual operations are still required, including but not limited to assembling the backlight module, fixing the diffusion film, and mounting the liquid crystal panel and the outer frame, and in these processes, sometimes an installer drops screws or small components on the surface of each module, which may easily scratch the liquid crystal panel and damage the diffusion film and the LED lamp beads during mounting.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a direct type liquid crystal display module of a liquid crystal television and an installation method, which can realize the detection and the cleaning of screws and foreign matters left below a liquid crystal screen through a protective base fabric and an adhesive sleeve, detect the screws and the foreign matters left between a backlight module and a diffusion film through a pre-installed protective pad, force an operator to execute a detection link through the fixation of a sliding magnetic column and a fixed lock ring and the fixation of a sliding magnetic plate on a control fixture block, and effectively avoid the action that the left screws and the foreign matters damage each part due to negligence of the operator.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A direct type liquid crystal display module of a liquid crystal television and an installation method thereof comprise a backlight module, wherein a liquid crystal screen is arranged at the front side of the backlight module, a pair of fixed magnetic grooves are symmetrically arranged at the front end of the backlight module, a screen protection frame is clamped at the outer end of the liquid crystal screen, a detection bayonet is arranged on the upper surface of the front end of the screen protection frame, a pair of fixed locking rings are symmetrically and fixedly connected at the inner end of the detection bayonet, a detection tube is clamped at the middle part of the inner end of the detection bayonet, a protective base cloth is fixedly connected at the front end of the detection tube, a plurality of bonding sleeves are uniformly and fixedly connected at the front end of the protective base cloth, sliding magnetic columns are respectively and slidably connected inside the left end and the right end of the detection tube, a main protection frame is clamped at the left end and the right end of the screen protection frame, bonding ports are respectively arranged at the upper end and the lower end of the main protection frame, and an unlocking plate is clamped at the inner end of the bonding port, the inner end of the upper side of the unlocking plate is fixedly connected with an unlocking tube, the upper end and the lower end of the main protective frame are respectively clamped with a bonding protective frame, the rear end of the liquid crystal screen is clamped with a screen rear plate, the rear end of the screen rear plate is symmetrically clamped with a pair of pre-installed protective pads in a sliding way, the middle parts of the left end and the right end of the screen rear plate are respectively provided with a control cavity, the inner end of the control cavity is clamped with a control clamping block in a sliding way, the middle part of the rear end of the control clamping block is provided with a reserved groove, the middle part of the middle end of the reserved groove is clamped with a sliding magnetic plate in a sliding way, the middle part of the rear end of the screen rear plate is clamped with a diffusion film, the screws and foreign matters left under the liquid crystal screen are detected and cleaned through a protective base cloth and an adhesive sleeve, the screws and the foreign matters left between the backlight module and the diffusion film are detected through the pre-installed protective pads, and the detection link is executed to fixed forced operators of the control clamping block through the sliding magnetic column and the fixed lock ring and the sliding magnetic plate, effectively avoided operating personnel because of the action of the screw that the carelessness leads to losing and each part of foreign matter damage.

Further, the method comprises the following steps:

s1, assembling the backlight module, and clamping the screen protection frame at the outer end of the liquid crystal screen;

s2, fixing the two main protective frames at corresponding positions of the workbench, and placing the rear ends of the main protective frames upwards;

s3, sliding the liquid crystal screen and the screen protection frame from the lower end position to the upper end position of the main protection frame in the mode shown in figure 4 while making the front end of the protection base cloth face downwards, pushing out the screw or the foreign matter below, or adsorbing the foreign matter through the adhesive sleeve, unfastening the fixing of the detection tube and the fixed lock ring through the unlocking tube, and taking out the detection tube and the protection base cloth from the detection bayonet;

s4, mounting the rear panel of the liquid crystal display screen at the rear end of the liquid crystal display screen, clamping the diffusion film with the rear end of the rear panel of the liquid crystal display screen, placing the backlight module at the rear end of the rear panel of the liquid crystal display screen, unfastening the sliding magnetic plate from fixing the control fixture block through the fixing magnetic groove, pushing the control fixture block into the control cavity, and judging whether foreign matters exist between the backlight module and the diffusion film by observing whether the backlight module does not descend;

and S5, finally installing the group cable and the television back cover plate, and inserting the television back cover plate and the wall hanging rack in a plugging mode when a user installs the television back cover plate and the wall hanging rack.

Furthermore, the protective base fabric is made of nylon, the bonding sleeve is of an arc-shaped structure and is composed of nylon round wool, and foreign matters can be effectively adsorbed.

Furthermore, the length of the detection tube is equal to the distance between the inner ends of the fixed locking rings, the diameter of the inner ends of the detection tube is equal to that of the inner ends of the fixed locking rings, and the detection tube can be accurately fixed.

Furthermore, the outer end of the fixed lock ring is bonded with a fixed sealing film, and the fixed sealing film is made of paraffin materials and prevents the sliding magnetic column from being separated from the fixed lock ring.

Furthermore, the bonding protection frame is connected with the bonding end at the left end and the right end, and the bonding protection frame is connected with the main protection frame in a clamping mode through the bonding end, so that the bonding protection frame can be accurately fixed.

Furthermore, the sliding magnetic column is connected with the inner end of the fixed locking ring in a sliding and clamping manner, and the outer end of the sliding magnetic column is in lap joint with the inner end of the fixed sealing film.

Furthermore, the inside of the outer end of the unlocking pipe is provided with a magnetic pole corresponding to the outer end of the sliding magnetic column, and the inner end of the unlocking pipe is in lap joint with the outer end of the fixed lock ring, so that the sliding magnetic column can be accurately sucked out.

Further, the width of pre-installation protection pad equals with the width of keeping somewhere the groove, and the distance of pre-installation protection pad rear end to screen backplate rear end is greater than the thickness of diffusion barrier, can let pre-installation protection pad and the accurate joint of keeping somewhere the groove to effectively play the effect that the foreign matter detected.

Furthermore, the rear end in the fixed magnetic groove is provided with a magnetic pole corresponding to the rear end of the sliding magnetic plate, and the sliding magnetic plate is connected with the rear end of the screen rear plate in a sliding manner, so that the sliding magnetic plate can be sucked out accurately.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through installing protection pad in advance and detecting the screw and the foreign matter that lose between backlight unit and the diffusion barrier to through the fixed of slip magnetic column and fixed lock circle and the fixed compulsory operating personnel execution detection link of slip magnetic sheet to control the fixture block, effectively avoided operating personnel because of the action of carelessness screw and the foreign matter damage each part that leads to losing.

(2) The protective base fabric is made of nylon, the bonding sleeve is of an arc-shaped structure and is composed of nylon round wool, and foreign matters can be effectively adsorbed.

(3) The length of the detection tube is equal to the distance between the inner ends of the fixed locking rings, the diameter of the inner end of the detection tube is equal to that of the inner end of the fixed locking ring, and the detection tube can be accurately fixed.

(4) The outer end of the fixed lock ring is bonded with a fixed sealing film which is made of paraffin to prevent the sliding magnetic column from separating from the fixed lock ring.

(5) The bonding protection frame is controlled the equal fixedly connected with bonding end in both ends, and the bonding protection frame passes through bonding end and main protection frame joint, can fix the bonding protection frame accurately.

(6) The inside of the outer end of the unlocking pipe is provided with a magnetic pole corresponding to the outer end of the sliding magnetic column, and the inner end of the unlocking pipe is in lap joint with the outer end of the fixed lock ring, so that the sliding magnetic column can be accurately sucked out.

(7) The width of preinstallation protection pad equals with the width of keeping somewhere the groove, and the distance of preinstallation protection pad rear end to screen back plate rear end is greater than the thickness of diffusion barrier, can let preinstallation protection pad and keep somewhere the accurate joint in groove to effectively play the effect that the foreign matter detected.

(8) The rear end in the fixed magnetic groove is provided with a magnetic pole corresponding to the rear end of the sliding magnetic plate, and the sliding magnetic plate is in sliding clamping connection with the rear end of the screen rear plate and can be sucked out of the sliding magnetic plate accurately.

Drawings

FIG. 1 is a schematic view of a main body of the present invention;

FIG. 2 is a rear view of the main body of the present invention;

FIG. 3 is a schematic illustration of a front view of the explosive structure of the present invention;

FIG. 4 is a left side view of the LCD screen for detecting the foreign object state according to the present invention;

FIG. 5 is a left side view structural diagram of a liquid crystal display in a state where an unlocking tube and a detection bayonet are clamped;

FIG. 6 is a schematic view of a right-side cross-sectional structure of an unlocking tube in a clamping state with a detection bayonet according to the present invention;

FIG. 7 is a left side view of the protective base fabric of the present invention showing the removal state of the inspection tube;

FIG. 8 is a schematic structural diagram of the appearance of the main body of the protective base fabric of the present invention;

FIG. 9 is a schematic left sectional view of a control cavity of the present invention when the control block is not mounted;

FIG. 10 is a schematic left-side sectional view of the joint between the fixed magnetic slot and the sliding magnetic plate in the installation state of the backlight module of the present invention.

The reference numbers in the figures illustrate:

1 backlight module, 2 LCD screen, 3 screen protecting frame, 4 detecting bayonet, 5 fixing lock ring, 6 detecting tube, 7 protecting base cloth, 8 sliding magnetic column, 9 main protecting frame, 10 adhering interface, 11 unlocking plate, 12 unlocking tube, 13 fixing sealing film, 14 adhering protecting frame, 15 adhering end, 16 screen back plate, 17 pre-installed protecting pad, 18 control cavity, 19 control clamping block, 20 sliding magnetic plate, 21 diffusion film, 22 fixing magnetic groove, 23 retaining groove and 24 adhering sleeve.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and can be communication inside the model adapting element. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-10, a direct type lcd module of an lcd tv and an installation method thereof includes a backlight module 1, a lcd screen 2 is disposed at the front side of the backlight module 1, a screen protection frame 3 is fastened at the outer end of the lcd screen 2, sliding magnetic pillars 8 are slidably connected inside the left and right ends of a detection tube 6, the sliding magnetic pillars 8 are slidably fastened to the inner end of a fixed lock ring 5, the outer end of the sliding magnetic pillars 8 is connected to the inner end of a fixed seal film 13, a main protection frame 9 is fastened to the left and right ends of the screen protection frame 3, adhesive interfaces 10 are disposed at the upper and lower ends of the main protection frame 9, and a screen rear plate 16 is fastened to the rear end of the lcd screen 2.

Referring to fig. 3-8, a detecting bayonet 4 is formed on the upper surface of the front end of the screen protection frame 3, a pair of fixing lock rings 5 is symmetrically and fixedly connected to the inner ends of the detecting bayonet 4, a fixing seal film 13 is bonded to the outer ends of the fixing lock rings 5, the fixing seal film 13 is made of paraffin to prevent the sliding magnetic column 8 from separating from the fixing lock rings 5, a detecting tube 6 is clamped in the middle of the inner end of the detecting bayonet 4, the length of the detecting tube 6 is equal to the distance between the inner ends of the fixing lock rings 5, and the inner diameter of the detecting tube 6 is equal to the inner diameter of the fixed lock ring 5, the detecting tube 6 can be accurately fixed, the front end of the detecting tube 6 is fixedly connected with a protective base fabric 7, the front end of the protective base fabric 7 is uniformly and fixedly connected with a plurality of adhesive sleeves 24, the protective base fabric 7 is made of nylon, the adhesive sleeves 24 are of circular arc-shaped structures, and the adhesive sleeves 24 are composed of nylon round hairs and can effectively adsorb foreign matters.

Referring to fig. 4-7, an unlocking plate 11 is fastened to an inner end of an adhesive interface 10 at the upper end, an unlocking tube 12 is fixedly connected to an inner end of the upper side of the unlocking plate 11, a magnetic pole corresponding to an outer end of the sliding magnetic column 8 is arranged inside an outer end of the unlocking tube 12, the inner end of the unlocking tube 12 is in lap joint with an outer end of the fixed lock ring 5, the sliding magnetic column 8 can be accurately sucked out, adhesive protective frames 14 are fastened to upper and lower ends of the main protective frame 9, adhesive end heads 15 are fixedly connected to left and right ends of the adhesive protective frame 14, the adhesive protective frame 14 is fastened to the main protective frame 9 through the adhesive end heads 15, and the adhesive protective frame 14 can be accurately fixed.

Referring to fig. 9-10, the rear end of the screen rear plate 16 is symmetrically slidably engaged with a pair of pre-installed protection pads 17, the width of the pre-installed protection pads 17 is equal to the width of the retention groove 23, and the distance from the rear end of the pre-installed protection pads 17 to the rear end of the screen rear plate 16 is greater than the thickness of the diffusion film 21, so that the pre-installed protection pads 17 can be accurately engaged with the retention groove 23, and effectively perform the function of detecting foreign matters, the middle portions of the left and right ends of the screen rear plate 16 are both provided with control cavities 18, the inner ends of the control cavities 18 are slidably engaged with control fixture blocks 19, the middle portion of the rear end of the control fixture blocks 19 is provided with the retention groove 23, the middle portion of the retention groove 23 is slidably engaged with the sliding magnetic plate 20, the middle portion of the rear end of the screen rear plate 16 is engaged with the diffusion film 21, the front end of the backlight module 1 is symmetrically provided with a pair of fixed magnetic grooves 22, the rear end inside the fixed magnetic grooves 22 is provided with magnetic poles corresponding to the rear end of the sliding magnetic plate 20, and the sliding magnetic plate 20 is slidably engaged with the rear end of the screen rear plate 16, the sliding magnetic plate 20 can be sucked out accurately.

Referring to fig. 1-9, when installing the direct type liquid crystal module, an operator fixes the main protective frame 9 on the operation table, then the front end of the protective base cloth 7 faces downward, the liquid crystal screen 2 and the screen protective frame 3 slide from the lower end to the upper end of the main protective frame 9, the foreign matter below the liquid crystal screen 2 is pushed out through the protective base cloth 7, and the foreign matter is caught by the adhesive sleeve 24, and the liquid crystal screen 2 is prevented from being scratched, after the outer end of the fixed lock ring 5 contacts the inner end of the unlock tube 12, the inner end of the unlock tube 12 scrapes the fixed seal film 13 along with the continuous movement of the liquid crystal screen 2 and the screen protective frame 3, then the unlock tube 12 sucks the sliding magnetic column 8 into the unlock tube, thereby unfastening the fixing of the detection tube 6 and the fixed lock ring 5, the liquid crystal screen 2 and the screen protective frame 3 move continuously, the unlock plate 11 and the unlock tube 12 are pushed out from the adhesive port 10, then the operator takes the detection tube 6 and the protective base cloth 7 out of the detection bayonet 4, then, two adhesive protective frames 14 are respectively adhered to the upper end and the lower end of a main protective frame 9, then the front end of a screen rear plate 16 is downwards clamped at the rear end of a liquid crystal screen 2, a diffusion film 21 is installed at the rear end of the screen rear plate 16, then the front end of a backlight module 1 is downwards placed at the rear end of the screen rear plate 16, a sliding magnetic plate 20 is sucked out through a fixed magnetic groove 22, so that the fixing of the sliding magnetic plate 20 to a control clamping block 19 is released, then the control clamping block 19 is pushed into the inner side of a control cavity 18, the lower end of a pre-installed protective pad 17 is positioned at the upper side of a reserved groove 23, the backlight module 1 is naturally pressed down under the action of gravity, if foreign matters exist between the backlight module 1 and the diffusion film 21, an operator can observe that a gap exists between the backlight module 1 and the screen rear plate 16, so as to timely process, if no foreign matters exist, the backlight module 1 can press the pre-installed protective pad 17 downwards into the control cavity 18, and with keeping somewhere groove 23 joint, fix backlight unit 1 and screen back plate 16 finally, and install components such as group line and TV back shroud, above, can accomplish a series of operation processes that straight following formula LCD TV display module assembly's installation and foreign matter detected, can realize through protecting backer 7 and adhesive sleeve 24 detection and clearance LCD screen 2 below screw and foreign matter that drops, through installing protecting pad 17 detection backlight unit 1 and diffusion barrier 21 screw and foreign matter that drop in advance, and through the fixed of slip column magnet 8 and fixed lock ring 5 and slip magnetic sheet 20 to the fixed compulsory operating personnel of control fixture block 19 carry out the detection link, effectively avoided operating personnel because of the action that the screw that drops and foreign matter damage each part that the carelessness leads to.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.