CN217587815U - Double-sided LCD liquid crystal display sharing backlight module - Google Patents
Double-sided LCD liquid crystal display sharing backlight module Download PDFInfo
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- CN217587815U CN217587815U CN202221188942.3U CN202221188942U CN217587815U CN 217587815 U CN217587815 U CN 217587815U CN 202221188942 U CN202221188942 U CN 202221188942U CN 217587815 U CN217587815 U CN 217587815U
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- backlight unit
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- liquid crystal
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 30
- 229920001187 thermosetting polymer Polymers 0.000 claims description 5
- 238000003825 pressing Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model relates to a liquid crystal display technical field, specific be a two-sided LCD liquid crystal display backlight unit that shares, the utility model discloses a can satisfy two-sided LCD liquid crystal display commonly used's backlight unit main part, the outer fixed surface of backlight unit main part is connected with the bearer bar, the both sides of backlight unit main part are provided with the first linking frame and the second linking frame that mutually support and use, through the first linking frame and the second linking frame that set up in backlight unit main part both sides, can be when providing the protection for the backlight unit main part, conveniently install two liquid crystal display among the rectangle mounting groove of backlight unit main part both sides to compress tightly the backlight unit main part through the cover that compresses tightly of both sides, when conveniently compressing tightly the backlight unit main part of module, avoid the first linking frame of backlight unit main part and both sides with the second linking frame pressure too big backlight unit main part that leads to produce the damage.
Description
Technical Field
The utility model relates to a liquid crystal display technical field, specificly a two-sided LCD liquid crystal display backlight unit that shares.
Background
The backlight module is one of the key components of the liquid crystal display panel, and has the function of supplying sufficient light source with uniform brightness and distribution, so that the backlight module can normally display images.
When liquid crystal display was used in fields such as advertisement input, for reduce space occupation and equipment cost, can use two liquid crystal display assemblies in a backlight unit's both sides usually, an ultra-thin two-sided display screen and advertisement machine that provides in patent application number "202022278825.3".
To the backlight unit that can use two-sided LCD liquid crystal display, for the installation of convenient liquid crystal display, the shell of its both sides symmetry usually sets up, installs backlight unit in the inside of shell, and two liquid crystal display install the both sides at the shell, but during installation backlight unit, there is certain error in production and processing, easily because the too big backlight unit that leads to in space between two shells is not hard up, perhaps the space undersize leads to producing the crushing to backlight unit between two shells.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-sided LCD liquid crystal display sharing backlight unit to solve the problem that proposes in the above-mentioned background art.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides a two-sided LCD liquid crystal display sharing backlight unit, is including satisfying the backlight unit main part of two-sided LCD liquid crystal display used jointly, the outer fixed surface of backlight unit main part is connected with the bearer bar, the both sides of backlight unit main part are provided with the first linking frame and the second linking frame that use of mutually supporting, first linking frame with all be provided with conflict hold-down mechanism on the second linking frame, conflict hold-down mechanism is including connecting the rubber tube, connecting the rubber tube and being close to one side fixedly connected with of backlight unit main part compresses tightly the cover, the inside that compresses tightly the cover is provided with the thermosetting groove, set up in connecting the rubber tube in the conflict hold-down mechanism on first linking frame and the second linking frame is fixed in respectively first linking frame with on the second linking frame.
Preferably, rectangular mounting grooves are formed in one side, away from the backlight module main body, of the first connecting frame and one side, away from the second connecting frame, of the second connecting frame, and the rectangular mounting grooves are used for mounting of the liquid crystal display screen.
Preferably, the bottom of each of the first connecting frame and the second connecting frame is provided with a wire passing notch for passing through a connecting wire.
Preferably, one side of the second connecting frame is provided with a positioning clamping groove, and one side of the first connecting frame is fixedly connected with a positioning clamping block matched with the positioning clamping groove.
Preferably, a clamping groove is formed in the first connecting frame, an adjusting groove is formed in one side of the inner wall of the clamping groove, an adjusting spring is fixedly connected to one side of the inner wall of the adjusting groove, an inclined plane clamping block is fixedly connected to one end of the adjusting spring, a connecting shaft is fixedly connected to the bottom of the inclined plane clamping block, and the bottom of the connecting shaft penetrates through the first connecting frame and the sliding shifting piece which is fixedly connected to the first connecting frame.
Preferably, one side of the second connecting frame is fixedly connected with a clamping block matched with the clamping groove, and one side of the clamping block is provided with a positioning inner groove matched with the inclined-plane clamping block.
The utility model has the advantages that:
through the first connecting frame and the second connecting frame that set up in backlight unit main part both sides, can conveniently install two liquid crystal display among the rectangle mounting groove of backlight unit main part both sides when providing the protection for the backlight unit main part to compress tightly the cover through compressing tightly of both sides to the backlight unit main part, when conveniently compressing tightly the module backlight unit, avoid the first connecting frame of backlight unit main part and both sides with the too big backlight unit main part that leads to of second connecting frame pressure produces the damage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the first linking frame portion of FIG. 1;
FIG. 3 is a schematic view of a rear view of the first linking frame of FIG. 1;
FIG. 4 is a schematic structural view of the second linking frame portion shown in FIG. 3;
fig. 5 is a schematic structural view of a portion of the interference compression mechanism shown in fig. 1;
fig. 6 is a structural view of the portion of the positioning fixture shown in fig. 2.
The reference numbers in the figures are as follows:
1. the backlight module comprises a backlight module main body, 2, a protective frame, 3, a first connecting frame, 4, a second connecting frame, 5, an abutting pressing mechanism, 51, a connecting rubber tube, 52, a pressing sleeve, 53, a thermosetting groove, 6, a rectangular mounting groove, 7, a wire passing groove opening, 8, a positioning clamping groove, 9, a positioning clamping block, 10, a clamping groove, 11, an adjusting groove, 12, an adjusting spring, 13, an inclined plane clamping block, 14, a connecting shaft, 15, a sliding shifting sheet, 16, a clamping block, 17 and an inner positioning groove.
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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
The utility model provides a two-sided LCD liquid crystal display sharing backlight unit, is including satisfying two-sided LCD liquid crystal display used jointly's backlight unit main part 1, the outer fixed surface of backlight unit main part 1 is connected with the bearer bar 2, the both sides of backlight unit main part 1 are provided with first linking frame 3 and the second linking frame 4 that mutually support and use, first linking frame 3 with all be provided with conflict hold-down mechanism 5 on the second linking frame 4, conflict hold-down mechanism 5 is including connecting rubber tube 51, connecting rubber tube 51 is close to one side fixedly connected with of backlight unit main part 1 compresses tightly cover 52, the inside that compresses tightly cover 52 is provided with thermosetting groove 53, set up in connecting rubber tube 51 in the conflict hold-down mechanism 5 on first linking frame 3 and the second linking frame 4 is fixed in respectively first linking frame 3 with on the second linking frame 4.
Can satisfy two-sided LCD liquid crystal display used jointly backlight unit main part 1 can directly adopt the two-sided backlight unit among the prior art, and its structure is for setting up the LCD module at most central point and setting up diffusion piece, prism and the light guide plate of keeping away from the LCD module in proper order in LCD module both sides, can satisfy two-sided LCD liquid crystal display used jointly backlight unit main part 1 and be prior art, do not do too much here and explain.
First linking frame 3 with keep away from on the second linking frame 4 rectangle mounting groove 6 has all been seted up to one side of backlight unit main part 1, rectangle mounting groove 6 is used for liquid crystal display's installation.
Through rectangle mounting groove 6, make things convenient for two liquid crystal display to install the outside of first linking frame 3 and second linking frame 4 and use.
The bottom of the first connecting frame 3 and the bottom of the second connecting frame 4 are both provided with wire passing notches 7 for connecting wires to pass through.
As shown in fig. 2 and 5, when the backlight assembly main body 1 is mounted between the first and second connection frames 3 and 4, the wiring to the backlight assembly main body 1 may pass through the wire passing notch 7.
A positioning clamping groove 8 is formed in one side of the second connecting frame 4, and a positioning clamping block 9 matched with the positioning clamping groove 8 is fixedly connected to one side of the first connecting frame 3.
As shown in fig. 2 and 4, when the first connection frame 3 and the second connection frame 4 are pushed in the direction to approach each other, the positioning latches 9 may be caused to be latched into the positioning latches 8.
The clamping groove 10 has been seted up on first connecting frame 3, adjustment tank 11 has been seted up to one side of clamping groove 10 inner wall, one side fixedly connected with adjusting spring 12 of adjustment tank 11 inner wall, the one end fixedly connected with inclined plane fixture block 13 of adjusting spring 12, the bottom fixedly connected with connecting axle 14 of inclined plane fixture block 13, the bottom of connecting axle 14 is passed first connecting frame 3 and fixedly connected with slip plectrum 15.
As shown in fig. 2, one side of the inclined-plane latch 13 is an inclined plane, and the bottom of the sliding shifting piece 15 is provided with an anti-slip groove, so that the sliding shifting piece 15 can be conveniently shifted manually.
One side of the second connecting frame 4 is fixedly connected with a clamping block 16 matched with the clamping groove 10 for use, and one side of the clamping block 16 is provided with an inner positioning groove 17 matched with the inclined-plane clamping block 13 for use.
The utility model provides a pair of two-sided LCD liquid crystal display sharing backlight unit's theory of operation as follows:
as shown in fig. 1, 2, 4 and 5, when the first connecting frame 3 and the second connecting frame 4 are pressed toward each other, the backlight module body 1 can be clamped between the first connecting frame 3 and the second connecting frame 4, and the pressing sleeves 52 located at the inner sides of the first connecting frame 3 and the second connecting frame 4 can abut against the two sides of the protecting frame 2 to press the backlight module body 1, and the positioning clamping blocks 9 are clamped into the positioning clamping grooves 8 to clamp the first connecting frame 3 and the second connecting frame 4 together.
Because the inside thermosetting groove 53 that exists of pressing sleeve 52 to and the elasticity of pressing sleeve 52 self, can be when pressing backlight unit main part 1 from both sides for pressing sleeve 52 and producing the shrink, better compressing tightly backlight unit main part 1, and pour into the casting glue into pressing sleeve 52 through connecting rubber tube 51 simultaneously, carry out the solidification design to pressing sleeve 52.
As shown in fig. 2, fig. 4 and fig. 6, when the first connection frame 3 and the second connection frame 4 are close to each other, the clamping block 16 may extrude the inclined plane of the inclined plane clamping block 13, press the inclined plane clamping block 13 into the inside of the adjustment groove 11, so that the clamping block 16 is clamped into the clamping groove 10, and then the adjustment spring 12 extends to push the inclined plane clamping block 13, so that the inclined plane clamping block 13 extends into the positioning inner groove 17, to complete the clamping of the first connection frame 3 and the second connection frame 4, so that the connection between the first connection frame 3 and the second connection frame 4 is firmer, otherwise, the sliding toggle piece 15 is pulled to one side to drive the inclined plane clamping block 13 to separate from the positioning inner groove 17 through the connection shaft 14, at this time, the first connection frame 3 and the second connection frame 4 can be pulled to the direction away from each other, to separate the first connection frame 3 and the second connection frame 4, thereby facilitating the maintenance of the backlight module main body 1 located in the first connection frame 3 and the second connection frame 4.
Compared with the prior art, the utility model provides a pair of two-sided LCD liquid crystal display backlight unit that shares has following beneficial effect:
through the first connecting frame 3 and the second connecting frame 4 that set up in backlight unit main part 1 both sides, can be when providing the protection for backlight unit main part 1, conveniently install two liquid crystal display among the rectangle mounting groove 6 of backlight unit main part 1 both sides to compress tightly cover 52 through both sides and compress tightly backlight unit main part 1, when conveniently compressing tightly backlight unit main part 1, avoid backlight unit main part 1 and the first connecting frame 3 of both sides with second connecting frame 4 pressure is too big to lead to backlight unit main part 1 to produce the damage.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a two-sided LCD liquid crystal display backlight unit that shares, is including can satisfying two-sided LCD liquid crystal display used jointly backlight unit main part (1), its characterized in that, the outer fixed surface of backlight unit main part (1) is connected with protecting frame (2), the both sides of backlight unit main part (1) are provided with first connection frame (3) and second connection frame (4) that mutually support and use, first connection frame (3) with all be provided with conflict hold-down mechanism (5) on second connection frame (4), conflict hold-down mechanism (5) are including connecting rubber tube (51), connecting rubber tube (51) are close to one side fixedly connected with of backlight unit main part (1) compresses tightly cover (52), the inside that compresses tightly cover (52) is provided with thermosetting groove (53), set up in connecting rubber tube (51) in conflict hold-down mechanism (5) on first connection frame (3) and second connection frame (4) are fixed in respectively first connection frame (3) with on second connection frame (4).
2. The common backlight module for two-sided LCD screens of claim 1, wherein the first connection frame (3) and the second connection frame (4) are both provided with rectangular mounting grooves (6) at the sides far away from the backlight module body (1), and the rectangular mounting grooves (6) are used for mounting the LCD screen.
3. The common backlight module for two-sided LCD display screens of claim 2, wherein the bottom of the first connecting frame (3) and the bottom of the second connecting frame (4) are both provided with wire passing slots (7) for passing through connecting wires.
4. The common backlight module for double-sided LCD screens of claim 3, wherein one side of the second connecting frame (4) is provided with a positioning slot (8), and one side of the first connecting frame (3) is fixedly connected with a positioning fixture block (9) used in cooperation with the positioning slot (8).
5. The common backlight module for double-sided LCD screens as claimed in claim 1, wherein the first connecting frame (3) is provided with a clamping groove (10), one side of the inner wall of the clamping groove (10) is provided with an adjusting groove (11), one side of the inner wall of the adjusting groove (11) is fixedly connected with an adjusting spring (12), one end of the adjusting spring (12) is fixedly connected with an inclined clamping block (13), the bottom of the inclined clamping block (13) is fixedly connected with a connecting shaft (14), and the bottom of the connecting shaft (14) passes through the first connecting frame (3) and is fixedly connected with a sliding shifting piece (15).
6. The backlight module as claimed in claim 5, wherein a clamping block (16) engaged with the clamping groove (10) is fixedly connected to one side of the second connecting frame (4), and an inner positioning groove (17) engaged with the inclined clamping block (13) is formed on one side of the clamping block (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221188942.3U CN217587815U (en) | 2022-05-17 | 2022-05-17 | Double-sided LCD liquid crystal display sharing backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221188942.3U CN217587815U (en) | 2022-05-17 | 2022-05-17 | Double-sided LCD liquid crystal display sharing backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217587815U true CN217587815U (en) | 2022-10-14 |
Family
ID=83553458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221188942.3U Active CN217587815U (en) | 2022-05-17 | 2022-05-17 | Double-sided LCD liquid crystal display sharing backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217587815U (en) |
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2022
- 2022-05-17 CN CN202221188942.3U patent/CN217587815U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231108 Address after: 717, Building A, Shenye Century Industrial Center, No. 743 Zhoushi Road, Hezhou Community, Hangcheng Street, Bao'an District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen Chenmeng Information Technology Co.,Ltd. Address before: 603-2, Building C, Shenye Century Industrial Center, No. 743, Zhoushi Road, Hezhou Community, Hangcheng Street, Shenzhen, Guangdong 518100 Patentee before: Shenzhen Dream Vision Technology Co.,Ltd. |