CN210606582U - LED liquid crystal backlight driving device - Google Patents
LED liquid crystal backlight driving device Download PDFInfo
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- CN210606582U CN210606582U CN201922158958.4U CN201922158958U CN210606582U CN 210606582 U CN210606582 U CN 210606582U CN 201922158958 U CN201922158958 U CN 201922158958U CN 210606582 U CN210606582 U CN 210606582U
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- liquid crystal
- backlight driving
- crystal display
- driving device
- slide bar
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Abstract
The utility model discloses a LED liquid crystal backlight driving device, which comprises a backlight driving board and a liquid crystal display shell, wherein two groups of positioning mechanisms are arranged between the backlight driving board and the liquid crystal display shell, each positioning mechanism comprises an installation block and a fixed block, a penetration groove is formed in the installation block, two groups of chutes are formed in the fixed block, a slide bar is arranged in each chute, a penetration block is arranged at one end part of the slide bar, and a fixed plate is arranged at the other end part of the slide bar; the utility model discloses a positioning mechanism of design, the screw is to the hole when being convenient for install, and the drive plate in a poor light rocks easily when having avoided the installation and takes place the displacement, leads to the screw not good to the hole, has reduced the problem of installation effectiveness, convenient operation, and the effect is showing.
Description
Technical Field
The utility model belongs to the technical field of drive arrangement is shaded, concretely relates to LED liquid crystal drive arrangement is shaded.
Background
In the normal use of the liquid crystal display screen, the backlight driving board is needed to participate in the regulation of the power supply state, so that the current tends to be stable, the stable and flicker-free display backlight is ensured, and the stable and reliable work of the liquid crystal display screen is ensured.
When the existing backlight driving board is installed and used, the backlight driving board needs to be installed on a liquid crystal display shell and is fixed through screws, then the use is carried out, in the installation process, the screw holes in the backlight driving board need to be aligned with the installation holes in the liquid crystal display shell, then an operator can use tools to screw the screws one by one and fix the screws, the backlight driving board is easy to shake and displace during installation, the screws are not well aligned, the operation is inconvenient, the problem of installation efficiency is reduced, and the LED liquid crystal backlight driving device is provided for the purpose.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a LED liquid crystal drive arrangement in a poor light, with the current drive plate in a poor light that proposes in solving above-mentioned background art when the installation uses, need install the drive plate in a poor light on the liquid crystal display shell, through the screw fixation, then use, in the installation, need let the mounting hole on the screw hole in the drive plate in a poor light and the liquid crystal display shell align, then operating personnel reuse tool screws up fixedly with screw one, the drive plate in a poor light rocks the emergence displacement easily during installation, lead to the screw not good to the hole, the operation is inconvenient, the problem of installation effectiveness has been reduced.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a LED liquid crystal drive arrangement in a poor light, includes backlight drive plate and liquid crystal display shell, backlight drive plate with be provided with two sets of positioning mechanism between the liquid crystal display shell, positioning mechanism is including installation piece and fixed block, the groove of wearing has been seted up to the inside of installation piece, two sets of spouts have been seted up to the inside of fixed block, the inside of spout is provided with the slide bar, a tip of slide bar is provided with the piece of wearing, another tip of slide bar is provided with the fixed plate, the side of fixed plate is provided with the shackle, the outer wall cover of slide bar is equipped with the spring, the tip of the piece of wearing can imbed the inside of groove.
Preferably, the surface of liquid crystal display shell is provided with two sets of fixed columns, be provided with the connection rope on the fixed column, the tip of connecting the rope is provided with the couple, just the couple can hook the shackle.
Preferably, the surface of the backlight driving board is provided with an interface and a plurality of groups of resistor blocks.
Preferably, the backlight driving board is respectively provided with a chip and a coil, and a plurality of groups of pins are arranged between the chip and the liquid crystal display shell.
Preferably, the backlight driving board is further provided with a mounting seat, and the mounting seat is provided with a plurality of groups of connecting wires.
Preferably, four sets of screws are further arranged on the surface of the backlight driving board, and working ends of the screws penetrate through the backlight driving board and extend into the liquid crystal display shell.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a positioning mechanism of design, the screw is to the hole when being convenient for install, and the drive plate in a poor light rocks easily when having avoided the installation and takes place the displacement, leads to the screw not good to the hole, has reduced the problem of installation effectiveness, convenient operation, and the effect is showing.
(2) The utility model discloses fixed column, connection rope and couple combine together, and the shackle can be hooked after the suitable position is moved to the outside to the shackle in the positioning process of being convenient for, has avoided the shackle to move to the inboard, and the design is simple, has helped improving the speed and the effect of location.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of a backlight driving board of the present invention;
FIG. 3 is a schematic structural view of the positioning mechanism of the present invention;
FIG. 4 is a schematic sectional view of the fixing block and the mounting block of the present invention;
in the figure: 1. a fixed block; 2. mounting blocks; 3. a liquid crystal display housing; 4. a backlight driving board; 5. an interface; 6. a coil; 7. a mounting seat; 8. a chip; 9. fixing a column; 10. connecting ropes; 11. hooking; 12. penetrating the block; 13. a shackle; 14. a fixing plate; 15. a chute; 16. a slide bar; 17. penetrating into the groove; 18. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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. 1-4, the present invention provides a technical solution: an LED liquid crystal backlight driving device comprises a backlight driving board 4 and a liquid crystal display shell 3, wherein two groups of positioning mechanisms are arranged between the backlight driving board 4 and the liquid crystal display shell 3, each positioning mechanism comprises an installation block 2 and a fixed block 1, a penetrating groove 17 is formed inside the installation block 2, two groups of sliding grooves 15 are formed inside the fixed block 1, a sliding rod 16 is arranged inside each sliding groove 15, a penetrating block 12 is arranged at one end of each sliding rod 16, a fixed plate 14 is arranged at the other end of each sliding rod 16, a hook ring 13 is arranged on the side surface of each fixed plate 14, a spring 18 is sleeved on the outer wall of each sliding rod 16, and the end of each penetrating block 12 can be embedded into the corresponding penetrating groove 17. Convenient operation and remarkable effect.
In this embodiment, it is preferred, the surface of liquid crystal display shell 3 is provided with two sets of fixed columns 9, is provided with on the fixed column 9 and connects rope 10, and the tip of connecting rope 10 is provided with couple 11, and couple 11 can hook shackle 13, the utility model discloses fixed column 9, connect rope 10 and couple 11 and combine together, and the shackle 13 can be hooked to the couple 11 after suitable position to the outside removal of shackle 13 in the positioning process of being convenient for, has avoided shackle 13 to move to the inboard, and the design is simple, has helped improving the speed and the effect of location.
In this embodiment, preferably, the interface 5 and the plurality of sets of resistor blocks are disposed on the surface of the backlight driving board 4.
In this embodiment, preferably, the backlight driving board 4 is provided with a chip 8 and a coil 6, and a plurality of groups of pins are arranged between the chip 8 and the liquid crystal display housing 3.
In this embodiment, preferably, the backlight driving board 4 is further provided with a mounting seat 7, and the mounting seat 7 is provided with a plurality of groups of connecting wires.
In this embodiment, preferably, four sets of screws are further disposed on the surface of the backlight driving board 4, and working ends of the screws penetrate through the backlight driving board 4 and extend into the liquid crystal display housing 3.
The utility model discloses a theory of operation and use flow:
when the utility model is used, firstly, the shackle 13 is supported to move towards the outside, the fixing plate 14 is driven to move, the fixing plate 14 is provided with two sets of slide bars 16 to move, the two sets of slide bars 16 drive the penetrating block 12 to move along with the penetrating block 12, at the moment, two sets of springs 18 are squeezed by the penetrating block 12 to start to compress, the shackle 13 stops moving after moving to a proper position towards the outside, at the moment, the shackle 13 is hooked by the hook 11, at the moment, the shackle 13 does not move any more, then the backlight driving plate 4 is placed on the liquid crystal display shell 3, the end parts of the penetrating block 12 are matched with each other after the penetrating slot 17 is penetrated, then the hook 11 is taken away from the shackle 13, at the moment, the two sets of springs 18 stretch back, the penetrating block 12 is pushed to move towards the inside, the penetrating block 12 drives the two sets of slide bars 16 to move, the two sets of slide bars 16, can with the screw tightening, the screw is to the hole when being convenient for install, and the drive plate 4 in a poor light rocks the emergence displacement easily when having avoided the installation, leads to the screw not well to the hole, has reduced the problem of installation effectiveness, convenient operation, and the effect is showing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a LED liquid crystal drive arrangement that is shaded, includes backlight driver board (4) and liquid crystal display shell (3), its characterized in that: drive plate in a poor light (4) with be provided with two sets of positioning mechanism between liquid crystal display shell (3), positioning mechanism is including installation piece (2) and fixed block (1), penetrating groove (17) have been seted up to the inside of installation piece (2), two sets of spout (15) have been seted up to the inside of fixed block (1), the inside of spout (15) is provided with slide bar (16), a tip of slide bar (16) is provided with penetrates piece (12), another tip of slide bar (16) is provided with fixed plate (14), the side of fixed plate (14) is provided with shackle (13), the outer wall cover of slide bar (16) is equipped with spring (18), the tip of penetrating piece (12) can imbed penetrate the inside of groove (17).
2. The LED liquid crystal backlight driving device according to claim 1, wherein: the surface of liquid crystal display shell (3) is provided with two sets of fixed columns (9), be provided with on fixed column (9) and connect rope (10), the tip of connecting rope (10) is provided with couple (11), just couple (11) can hook shackle (13).
3. The LED liquid crystal backlight driving device according to claim 1, wherein: the surface of the backlight driving board (4) is provided with an interface (5) and a plurality of groups of resistance blocks.
4. The LED liquid crystal backlight driving device according to claim 3, wherein: the backlight driving board (4) is provided with a chip (8) and a coil (6) respectively, and a plurality of groups of pins are arranged between the chip (8) and the liquid crystal display shell (3).
5. The LED liquid crystal backlight driving device according to claim 4, wherein: the backlight driving board (4) is further provided with a mounting seat (7), and the mounting seat (7) is provided with a plurality of groups of connecting wires.
6. The LED liquid crystal backlight driving device according to claim 5, wherein: four groups of screws are further arranged on the surface of the backlight driving board (4), and working ends of the screws penetrate through the backlight driving board (4) and extend into the liquid crystal display shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922158958.4U CN210606582U (en) | 2019-12-05 | 2019-12-05 | LED liquid crystal backlight driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922158958.4U CN210606582U (en) | 2019-12-05 | 2019-12-05 | LED liquid crystal backlight driving device |
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| Publication Number | Publication Date |
|---|---|
| CN210606582U true CN210606582U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922158958.4U Active CN210606582U (en) | 2019-12-05 | 2019-12-05 | LED liquid crystal backlight driving device |
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| Country | Link |
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| CN (1) | CN210606582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071228A (en) * | 2020-09-21 | 2020-12-11 | 国网江苏省电力有限公司无锡供电分公司 | Safety protection device for 5G base station power grid power supply |
-
2019
- 2019-12-05 CN CN201922158958.4U patent/CN210606582U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071228A (en) * | 2020-09-21 | 2020-12-11 | 国网江苏省电力有限公司无锡供电分公司 | Safety protection device for 5G base station power grid power supply |
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