CN102411222A - Liquid crystal display device and method for fixing internal components of same - Google Patents
Liquid crystal display device and method for fixing internal components of same Download PDFInfo
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- CN102411222A CN102411222A CN2011103805475A CN201110380547A CN102411222A CN 102411222 A CN102411222 A CN 102411222A CN 2011103805475 A CN2011103805475 A CN 2011103805475A CN 201110380547 A CN201110380547 A CN 201110380547A CN 102411222 A CN102411222 A CN 102411222A
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Abstract
The invention discloses a liquid crystal display device and a method for fixing internal components of the same. A liquid crystal screen assembly of the liquid crystal display device is assembled on a front shell; a machine core board is arranged between the liquid crystal screen assembly and a rear shell; the machine core board is preassembled on a preassembly support matched with the machine core board; and an inserting column to be inserted into the back face of the liquid crystal screen assembly and a screw bolt used for the screwing-in of a screw from the outer side of the rear shell. Because the preassembled support is adopted, the machine core board can be positioned on the back face of the liquid crystal screen assembly through the inserting column on the preassembly support under the condition that the rear shell is or is not dismounted, so that the plugging of a connecting wire can be conveniently realized in debugging, detecting and overhauling processes at lower cost (namely, the additional arrangement of the preassembly support); and after the production and maintenance, the screw bolt on the preassembly support can be used for fixedly connecting the machine core board on the rear shell, so that the internal space of the rear shell is fully utilized, the production process is simplified, the production efficiency is greatly increased, and the component cost is greatly reduced at the same time.
Description
Technical field
The present invention relates to the fixed sturcture field of LCD and inner components and parts thereof, in particular, what improvement related to is the fixing means of a kind of LCD and inner components and parts thereof.
Background technology
Along with popularizing and development of liquid crystal technology, it is particularly important that the cost control of LCD just seems.Existing LCD; Comprise LCD TV; Its inner most of components and parts all are assemblied on the back cover; But in actual production link and after-sales service link, such fixing means can cause the connecting line plug difficulty of components and parts in line, debugging and testing process, reduced production efficiency; Otherwise just need to use long connecting line, increased material cost.
In addition; Even all components and parts that LCD is inner are installed on fore shell or the liquid crystal display assembly; Owing to do not have special fixed sturcture on the liquid crystal display assembly, not only can cause connecting the design of part complicacy of fixed part, limited space property is bigger; Production cost can be increased on the contrary, and the inner space of back cover can't be made full use of.
Therefore, prior art still haves much room for improvement and develops.
Summary of the invention
The objective of the invention is to, the fixing means of a kind of LCD and inner components and parts thereof is provided, can avoid the connecting line plug of inner components and parts difficult by lower cost, can make full use of the inner space of back cover again.
Technical scheme of the present invention is following: a kind of LCD comprises fore shell, liquid crystal display assembly, machine core board and back cover; Said liquid crystal display component groups is contained on the said fore shell; Said machine core board is between said liquid crystal display assembly and said back cover; Wherein: this LCD includes the prepackage support suitable with said machine core board; Said machine core board is arranged on this prepackage support; On said prepackage support, also be provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into screw from the said back cover outside.
Described LCD, wherein: be provided with pilot hole at the said liquid crystal display assembly back side; Inserting column on the adaptive said prepackage support of said pilot hole.
Described LCD, wherein: in said pilot hole, be provided with a slotted hole that is used to eliminate said machine core board and manufacturing of said prepackage support inserting column and rigging error at least.
Described LCD, wherein: said prepackage support is arranged on the diagonal angle of said machine core board; Said diagonal angle is positioned on same the diagonal line of said machine core board.
Described LCD, wherein: the other diagonal angle of said machine core board is provided with the pad pin; Said pad pin is positioned on another diagonal line of said machine core board; The bearing height of said pad pin is equal to the bearing height of said prepackage support.
Described LCD, wherein: said prepackage support is provided with the reference column that is used to locate said machine core board; Said reference column with shown in pilot hole on the machine core board suitable.
Described LCD, wherein: said prepackage support be provided with the said detent of detent that is used to locate said machine core board with shown in machine core board peripheral suitable.
The fixing means of the inner components and parts of a kind of LCD is used to produce the LCD link that comprises fore shell, liquid crystal display assembly, machine core board, prepackage support and back cover; Said machine core board is pre-installed in advance on this prepackage support suitable with it; Said prepackage support is provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into from the said back cover outside screw; This method may further comprise the steps: through the inserting column on the said prepackage support, said machine core board is positioned at the back side of said liquid crystal display assembly; With connecting line with said liquid crystal display assembly and said machine core board and on components and parts be connected; Energized and signal source are debugged and are detected; Said back cover is interlocked with said fore shell to be connected, and from the said back cover outside said prepackage support is fixed on the inboard of said back cover with screw.
The fixing means of the inner components and parts of described LCD, wherein: said machine core board was being pre-installed before the back side of said liquid crystal display assembly, earlier said liquid crystal display component groups is being contained on the said fore shell.
The fixing means of the inner components and parts of a kind of LCD is used to keep in repair the LCD link that comprises fore shell, liquid crystal display assembly, machine core board, prepackage support and back cover; Said liquid crystal display component groups is contained on the said fore shell; Said machine core board is between said liquid crystal display assembly and said back cover; Said machine core board is arranged on the prepackage support suitable with it; Said prepackage support is provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into from the said back cover outside screw; This method may further comprise the steps: unload the screw that is screwed into the said prepackage bracket studs from the said back cover outside, said back cover is pulled down from said fore shell; Energized and signal source, to the machine core board that is positioned at the said liquid crystal display assembly back side through said prepackage support inserting column and on components and parts and the liquid crystal display assembly that is connected with this machine core board and components and parts thereof through connecting line debugged and overhauls; Said back cover is interlocked with said fore shell to be connected, and is screwed into the double-screw bolt of said prepackage support from the said back cover outside with the screw that unloads again, said prepackage support is fixed on the inboard of said back cover.
The fixing means of a kind of LCD provided by the present invention and inner components and parts thereof; Owing to adopted the prepackage support suitable, through the inserting column on this prepackage support, not or under the situation of the back cover of dismantling with machine core board; Can realize machine core board is positioned at the back side of liquid crystal display assembly; Cost that thus can be lower (promptly increasing the prepackage support) is realized the plug of connecting line very easily in debugging, detection and maintenance process, and after producing and keeping in repair, through the double-screw bolt on this prepackage support machine core board is fixedly connected on the back cover again; Made full use of the inner space of back cover; Simplify production technology, improved production efficiency greatly, also greatly reduced cost of parts simultaneously.
Description of drawings
Fig. 1 be in the LCD TV of the present invention except that base the part decomposing schematic representation.
Fig. 2 is the liquid crystal display assembly structure layout that is assembled in the LCD TV of the present invention on the fore shell.
Fig. 3 is the local A place enlarged drawing among Fig. 2 of the present invention.
Fig. 4 is that the machine core board in the LCD TV of the present invention is supported on the front view on the prepackage support.
Fig. 5 is the B-B cut-open view among Fig. 4 of the present invention.
Fig. 6 is the prepackage support isometric front view that is used in the LCD TV of the present invention to support with the fixing machine central layer.
Fig. 7 is the reverse side stereographic map of prepackage support among Fig. 6 of the present invention.
Fig. 8 is the rear view of LCD TV of the present invention under unassembled base state.
Fig. 9 is the C-C cut-open view during holding screw not among Fig. 8 of the present invention.
Figure 10 is the C-C cut-open view during holding screw among Fig. 8 of the present invention.
Embodiment
Below will combine accompanying drawing, specific embodiments of the invention and embodiment specify, and described specific embodiment in order to explain the present invention, is not to be used to limit embodiment of the present invention only.
A kind of LCD of the present invention; With the LCD TV is example; As shown in Figure 1; Fig. 1 be in the LCD TV of the present invention except that passive base the decomposing schematic representation of part, this LCD TV comprises fore shell 110 and is assembled in liquid crystal display assembly 120 on the fore shell 110, is arranged on machine core board 130 and back cover 150 three parts on the prepackage support 140; Wherein, said liquid crystal display assembly 120 is assembled on the said fore shell 110; Said machine core board 130 is between said liquid crystal board assembly 120 and said back cover 150; Said machine core board 130 be arranged on the suitable prepackage support 140 of this machine core board 130 on; In conjunction with shown in Figure 5, Fig. 5 is the B-B cut-open view among Fig. 4 of the present invention, and Fig. 4 is that the machine core board in the LCD TV of the present invention is supported on the front view on the prepackage support, on said prepackage support 140, also is provided with inserting column B33 and double-screw bolt B34; Said inserting column B33 is used to insert the back side of said liquid crystal display assembly 120, and said machine core board 130 is positioned on the said liquid crystal display assembly 120; Said double-screw bolt B34 is used for being screwed into screw from the outside of said back cover 150, said machine core board 130 is fixed on the inboard of said shell 150.
In the preferred implementation of LCD of the present invention; In conjunction with shown in Figure 2; Fig. 2 is the liquid crystal display assembly structure layout that is assembled in the LCD TV of the present invention on the fore shell, is provided with the pilot hole (121 and 122) that adaptive said prepackage support 140 inserting column B33 insert at said liquid crystal display assembly 120 back sides.
In conjunction with shown in Figure 3; Fig. 3 is the local A place enlarged drawing among application Fig. 2 of the present invention; In the pilot hole (121 and 122) at liquid crystal display assembly 120 back sides, there is a slotted hole 122 at least, be used to eliminate manufacturing and the rigging error of said machine core board 130 and said prepackage support 140 inserting column B33.
As shown in Figure 4; Said prepackage support 140 is separately positioned on the place, diagonal angle that is positioned on 130 same diagonal line of said machine core board; At the place, diagonal angle that is positioned on the said prepackage support 140 on the other diagonal line; Pad pin 160 also can be set, be used to cooperate said prepackage support 140 to improve the stability that said machine core board 130 is supported.
In conjunction with shown in Figure 5, the bearing height that the bearing height that said pad pin 160 is used to support said machine core board 130 and said prepackage support 140 are used to support said machine core board 130 equates, parallels to guarantee the said machine core board 130 and the back side of said liquid crystal display.
In conjunction with shown in Figure 6; Fig. 6 is the prepackage support isometric front view that is used in the LCD TV of the present invention supporting with the fixing machine central layer; Said prepackage support 140 is provided with the reference column B32 that is used to locate said machine core board 130; Pilot hole on said reference column B32 and the said machine core board is suitable, and said reference column B32 is arranged on the front of said prepackage support 140, and said double-screw bolt B34 also is arranged on the front of said prepackage support 140.
And, on said prepackage support 140, also be provided with and the suitable detent B31 of said machine core board 130 peripheries; Be preferably, said reference column B32 is arranged on the supporting station 141 that extends between wherein from said detent B31 edge, can simplify the support location structure of said prepackage support 140 thus, further improves support and locating effect to said machine core board.
In conjunction with shown in Figure 7; Fig. 7 is the reverse side stereographic map of this prepackage support among Fig. 6; The hangers 142 that on the sidewall of said prepackage support 140, stretches out, said inserting column B33 is arranged on this hangers 142, and said inserting column B33 is arranged on the back side of said prepackage support 140; In the opposite direction with being provided with of said double-screw bolt B34, also in the opposite direction in being provided with of said reference column B32.
In conjunction with Fig. 9 and shown in Figure 10; Fig. 9 is the C-C cut-open view during holding screw not among Fig. 8 of the present invention; Figure 10 is the C-C cut-open view during holding screw among Fig. 8 of the present invention; Fig. 8 is the rear view of LCD TV of the present invention under unassembled base state, and instruments such as available screwdriver are screwed into the outside of screw 170 from said back cover 150 the double-screw bolt B34 of said prepackage support 140, said machine core board are fixedly connected in the inner space of said back cover 150.
Be preferably; As shown in Figure 7; On said hangers 142, also be provided with hangers hole 143, be used for the hanging platform post 123 at said liquid crystal display assembly 120 back sides suitable, in conjunction with shown in Figure 9; Inserting column B33 on said prepackage support 140 inserts said liquid crystal display assembly 120; And when said prepackage support 140 abutted on the back side of said liquid crystal display assembly 120, the hangers hole 143 on the said prepackage support 140 also was enclosed within on the hanging platform post 123 at said liquid crystal display assembly 120 back sides, rotated around inserting column B33 that it inserts said liquid crystal display assembly 120 back sides to prevent single said prepackage support 140.
Further; Shown in figure 10; When among the double-screw bolt B34 that screw 170 is fastened on said prepackage support 140 with instruments such as screwdrivers, can the hangers hole 122 on the said prepackage support 140 be pulled away from the hanging platform post 123 at said liquid crystal display assembly 120 back sides, can this prepackage support 140 be pulled away from said liquid crystal display assembly 120 back sides simultaneously; To guarantee the creepage distance between the said machine core board 130 and said liquid crystal display assembly 120 back sides, further improve the electric property of said machine core board 130.
Based on the LCD among above-mentioned each embodiment, the invention allows for the fixing means of the inner components and parts of a kind of LCD, be used to produce the LCD link that comprises fore shell, liquid crystal display assembly, machine core board, prepackage support and back cover; Said machine core board is pre-installed in advance on this prepackage support suitable with it; Said prepackage support is provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into from the said back cover outside screw; This method may further comprise the steps:
Step S210, through the inserting column on the said prepackage support, said machine core board is positioned at the back side of said liquid crystal display assembly;
Step S220, with connecting line with said liquid crystal display assembly and said machine core board and on components and parts be connected; Energized and signal source are debugged and are detected;
Step S230, said back cover is interlocked with said fore shell to be connected, and from the said back cover outside said prepackage support is fixed on the inboard of said back cover with screw.
Further, before step S210, said machine core board was pre-installed before the back side of said liquid crystal display assembly, also can be comprised earlier said liquid crystal display component groups being contained in the step on the said fore shell.
In addition, also can not have under the situation of fore shell directly to the liquid crystal display screen assembly behind the line and machine core board and on components and parts debug and detect.
In addition,, the invention allows for the fixing means of the inner components and parts of a kind of LCD, be used to keep in repair the LCD link that comprises fore shell, liquid crystal display assembly, machine core board, prepackage support and back cover based on the above-mentioned LCD among each embodiment; Said liquid crystal display component groups is contained on the said fore shell; Said machine core board is between said liquid crystal display assembly and said back cover; Said machine core board is arranged on the prepackage support suitable with it; Said prepackage support is provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into from the said back cover outside screw; This method may further comprise the steps:
Step S310, unload the screw that is screwed into the said prepackage bracket studs, said back cover is pulled down from said fore shell from the said back cover outside;
Step S320, energized and signal source, to the machine core board that is positioned at the said liquid crystal display assembly back side through said prepackage support inserting column and on components and parts and the liquid crystal display assembly that is connected with this machine core board and components and parts thereof through connecting line debugged and overhauls;
Step S330, said back cover is interlocked with said fore shell to be connected, and is screwed into the double-screw bolt of said prepackage support from the said back cover outside with the screw that unloads again, said prepackage support is fixed on the inboard of said back cover.
In addition, also can under the situation of dismounting fore shell directly to the liquid crystal display screen assembly that is connected through connecting line and machine core board and on components and parts debug and overhaul.
Compare with the fixing means of LCD TV of the prior art and inner components and parts thereof, the fixing means of a kind of LCD provided by the present invention and inner components and parts thereof is owing to adopted the prepackage support; Through the inserting column on this prepackage support; Not or under the situation of the back cover of dismantling, can realize machine core board is positioned at the back side of liquid crystal display assembly, cost that thus can be lower (promptly increasing the prepackage support) is realized the plug of connecting line very easily in debugging, detection and maintenance process; And after producing and keeping in repair; Through the double-screw bolt on this prepackage support machine core board is fixedly connected on the back cover again, has made full use of the inner space of back cover, simplified production technology; Improve production efficiency greatly, also greatly reduced cost of parts simultaneously.
Should be understood that; The above is merely preferred embodiment of the present invention, is not sufficient to limit technical scheme of the present invention, concerning those of ordinary skills; Within spirit of the present invention and principle; Can increase and decrease according to above-mentioned explanation, replacement, conversion or improvement, and all these increases and decreases, replacement, conversion or improve after technical scheme, all should belong to the protection domain of accompanying claims of the present invention.
Claims (10)
1. a LCD comprises fore shell, liquid crystal display assembly, machine core board and back cover; Said liquid crystal display component groups is contained on the said fore shell; Said machine core board is between said liquid crystal display assembly and said back cover; It is characterized in that: this LCD includes the prepackage support suitable with said machine core board; Said machine core board is arranged on this prepackage support; On said prepackage support, also be provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into screw from the said back cover outside.
2. LCD according to claim 1 is characterized in that: be provided with pilot hole at the said liquid crystal display assembly back side; Inserting column on the adaptive said prepackage support of said pilot hole.
3. LCD according to claim 2 is characterized in that: in said pilot hole, be provided with a slotted hole that is used to eliminate said machine core board and manufacturing of said prepackage support inserting column and rigging error at least.
4. LCD according to claim 1 is characterized in that: said prepackage support is arranged on the diagonal angle of said machine core board; Said diagonal angle is positioned on same the diagonal line of said machine core board.
5. LCD according to claim 4 is characterized in that: the other diagonal angle of said machine core board is provided with the pad pin; Said pad pin is positioned on another diagonal line of said machine core board; The bearing height of said pad pin is equal to the bearing height of said prepackage support.
6. LCD according to claim 1 is characterized in that: said prepackage support is provided with the reference column that is used to locate said machine core board; Said reference column with shown in pilot hole on the machine core board suitable.
7. LCD according to claim 1 is characterized in that: said prepackage support be provided with the said detent of detent that is used to locate said machine core board with shown in machine core board peripheral suitable.
8. the fixing means of the inner components and parts of LCD is characterized in that, is used to produce the LCD link that comprises fore shell, liquid crystal display assembly, machine core board, prepackage support and back cover; Said machine core board is pre-installed in advance on this prepackage support suitable with it; Said prepackage support is provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into from the said back cover outside screw; This method may further comprise the steps:
Through the inserting column on the said prepackage support, said machine core board is positioned at the back side of said liquid crystal display assembly;
With connecting line with said liquid crystal display assembly and said machine core board and on components and parts be connected; Energized and signal source are debugged and are detected;
Said back cover is interlocked with said fore shell to be connected, and from the said back cover outside said prepackage support is fixed on the inboard of said back cover with screw.
9. the fixing means of the inner components and parts of LCD according to claim 8 is characterized in that: said machine core board was being pre-installed before the back side of said liquid crystal display assembly, earlier said liquid crystal display component groups is being contained on the said fore shell.
10. the fixing means of the inner components and parts of LCD is characterized in that, is used to keep in repair the LCD link that comprises fore shell, liquid crystal display assembly, machine core board, prepackage support and back cover; Said liquid crystal display component groups is contained on the said fore shell; Said machine core board is between said liquid crystal display assembly and said back cover; Said machine core board is arranged on the prepackage support suitable with it; Said prepackage support is provided with the double-screw bolt that is used to insert the inserting column at the said liquid crystal display assembly back side and is used for being screwed into from the said back cover outside screw; This method may further comprise the steps:
Unload the screw that is screwed into the said prepackage bracket studs from the said back cover outside, said back cover is pulled down from said fore shell;
Energized and signal source, to the machine core board that is positioned at the said liquid crystal display assembly back side through said prepackage support inserting column and on components and parts and the liquid crystal display assembly that is connected with this machine core board and components and parts thereof through connecting line debugged and overhauls;
Said back cover is interlocked with said fore shell to be connected, and is screwed into the double-screw bolt of said prepackage support from the said back cover outside with the screw that unloads again, said prepackage support is fixed on the inboard of said back cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110380547.5A CN102411222B (en) | 2011-11-25 | 2011-11-25 | The fixing means of a kind of liquid crystal display and internal component thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110380547.5A CN102411222B (en) | 2011-11-25 | 2011-11-25 | The fixing means of a kind of liquid crystal display and internal component thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102411222A true CN102411222A (en) | 2012-04-11 |
| CN102411222B CN102411222B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110380547.5A Active CN102411222B (en) | 2011-11-25 | 2011-11-25 | The fixing means of a kind of liquid crystal display and internal component thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107053138A (en) * | 2017-03-31 | 2017-08-18 | 苏州御北辰精工科技有限公司 | A kind of manipulator collaborative device that detection is plugged for liquid crystal display |
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| CN102411222B (en) | 2016-02-03 |
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