CN216013896U - Cold light source backlight module for display screen - Google Patents
Cold light source backlight module for display screen Download PDFInfo
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- CN216013896U CN216013896U CN202122516322.XU CN202122516322U CN216013896U CN 216013896 U CN216013896 U CN 216013896U CN 202122516322 U CN202122516322 U CN 202122516322U CN 216013896 U CN216013896 U CN 216013896U
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Abstract
The utility model relates to the technical field of backlight modules, in particular to a cold light source backlight module for a display screen, which comprises a bottom plate, wherein mounting components are arranged on two sides of the upper surface of the bottom plate, the mounting components are matched and connected with mounting strips, a first matching plate is fixedly connected with two sides of the lower surface of the mounting strips, a backlight inner core comprises a lamp plate, the lamp plate is arranged on the inner side surface of the bottom plate, a reflector plate is laid on the upper surface of the lamp plate, and a light guide plate is laid on the upper surface of the reflector plate. Efficiency when improving dismantlement and installation display screen conveniently maintains backlight unit.
Description
Technical Field
The utility model relates to a backlight unit technical field particularly, relates to a cold light source backlight unit for display screen.
Background
The backlight panel is used for the display screen because the liquid crystal display device is transparent and does not emit light, and therefore the backlight panel is needed for assistance. Some indexes such as luminance, the degree of consistency of the board in a poor light have direct influence to liquid crystal display's correlation performance, and the board in a poor light among the prior art easily takes place reflector plate, light guide plate, brightness enhancement piece and diffusion piece in the installation and can produce the bending or the surperficial dust that falls, when the discovery light-emitting is inhomogeneous after the installation, just need tear open again and install to reduce work efficiency.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a cold light source backlight module for a display screen, which can effectively solve the problems of the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a cold light source backlight unit for display screen, includes the bottom plate, surface mounting has the inner core in a poor light on the bottom plate, bottom plate both sides fixed surface is connected with the limiting plate, both sides the limiting plate inboard sets up to opening, the installation component is installed to bottom plate upper surface both sides, the installation component cooperatees with the mounting bar and is connected, mounting bar lower surface both sides fixedly connected with cooperation board No. one, the inner core in a poor light includes the lamp plate, the lamp plate is installed in bottom plate inboard surface, the reflector plate has been laid to the lamp plate upper surface, the light guide plate has been laid to the reflector plate upper surface.
Preferably, the upper surface of the light guide plate is paved with a brightness enhancement film, and the upper surface of the brightness enhancement film is paved with a diffusion film.
Preferably, the mounting assembly comprises a fixing plate and a fixing base, the fixing plate is fixedly connected to the surfaces of the two sides of the mounting bar, and the fixing plate is matched with the limiting plate.
Preferably, the inner side surfaces of the fixing plates on the two sides are fixedly connected with protruding clamping teeth, the fixing bases are fixedly connected to the two sides of the upper surface of the bottom plate, and the middle parts of the fixing bases on the two sides are provided with breaks.
Preferably, a rotating rod is rotationally arranged in the fixed base, a thread ring is fixedly sleeved on the surface of the rotating rod, and the thread ring is located at the disconnection position of the fixed base.
Preferably, the thread ring is meshed with the protruding clamping teeth through the clamping teeth, and rotating sleeves are fixedly sleeved at two ends of the rotating rod.
Preferably, one side of the rotating sleeve at two ends is fixedly connected with a second matching plate, and the second matching plate is connected with the first matching plate in a matching mode.
Compared with the prior art, the utility model discloses following beneficial effect has:
send the light source through the lamp plate, pass through the light guide plate with the light source in proper order through the reflector plate, piece and diffusion piece can be with light source uniform display screen liquid crystal display on, align the fixed plate of installing strip both sides the limiting plate and insert, because the limiting plate inboard sets up to opening, make the protruding latch and the screw thread circle meshing drive the rotary rod on fixed base internal rotation of fixed plate surface, drive No. two cooperation boards and the cooperation of a cooperation board on the swivel housing at rotary rod both ends when the rotary rod is rotatory and block, make simple to operate and convenient, efficiency when the improvement is dismantled and is installed the display screen, the convenience is maintained backlight unit.
Drawings
Fig. 1 is a schematic view of an overall structure of a cold light source backlight module for a display panel according to the present invention;
fig. 2 is a schematic structural diagram of a bottom plate of a cold light source backlight module for a display screen according to the present invention;
fig. 3 is a schematic structural view of a mounting bar of a cold light source backlight module for a display screen according to the present invention;
fig. 4 is a schematic structural view of an installation assembly of a cold light source backlight module for a display screen according to the present invention;
fig. 5 is a schematic diagram of the structure of the backlight core of the cold light source backlight module for the display screen of the present invention.
In the figure: 1. a base plate; 2. a backlight core; 3. mounting the component; 4. mounting a bar; 5. a first mating plate; 6. a limiting plate; 201. a diffusion sheet; 202. a brightness enhancement film; 203. a light guide plate; 204. a reflective sheet; 205. a lamp panel; 301. a fixing plate; 302. a raised latch; 303. rotating the rod; 304. a rotating sleeve; 305. a second mating plate; 306. a fixed base; 307. and (4) a thread ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.
As shown in fig. 1-5, a cold light source backlight unit for display screen, including bottom plate 1, 1 surface mounting of bottom plate has interior core 2 in a poor light, 1 both sides fixed surface of bottom plate is connected with limiting plate 6, both sides 6 inboard sets up to openly, installation component 3 is installed to 1 upper surface both sides of bottom plate, installation component 3 cooperatees with mounting bar 4 and is connected, 4 lower surface both sides fixedly connected with matching board 5 of mounting bar, interior core 2 in a poor light includes lamp plate 205, lamp plate 205 installs in 1 inboard surface of bottom plate, reflector plate 204 has been laid to lamp plate 205 upper surface, light guide plate 203 has been laid to reflector plate 204 upper surface.
Through the technical scheme, install inner core 2 in a poor light on bottom plate 1, send the light source through lamp plate 205, pass through light guide plate 203 with the light source in proper order through reflector plate 204, add lustre to piece 202 and diffusion piece 201 can be with the light source on the even display screen liquid crystal display, the installation is accomplished inner core 2 in a poor light and is aimed at limiting plate 6 with fixed plate 301 of installing strip 4 both sides and insert, because limiting plate 6 inboard sets up to opening, make protruding latch 302 on fixed plate 301 surface drive the rotary rod 303 with the meshing of fillet 307 and be located unable adjustment base 306 internal rotation, it blocks with the cooperation of a cooperation board 5 to drive No. two cooperation boards 305 on the swivel housing 304 at rotary rod 303 both ends when rotary rod 303 is rotatory, make simple to operate and convenient, efficiency when the improvement is dismantled and is installed the display screen, the convenience is maintained backlight unit.
In this embodiment, the brightness enhancement sheet 202 is laid on the upper surface of the light guide plate 203, the diffusion sheet 201 is laid on the upper surface of the brightness enhancement sheet 202, the backlight core 2 is installed on the bottom plate 1, the lamp panel 205 emits a light source, and the light source passes through the light guide plate 203, the brightness enhancement sheet 202 and the diffusion sheet 201 in sequence through the reflector 204 to be uniformly displayed on the liquid crystal display screen.
In this embodiment, the installation component 3 includes a fixed plate 301 and a fixed base 306, the fixed plate 301 is fixedly connected to the two side surfaces of the installation bar 4, the fixed plate 301 is matched with the limiting plate 6, two sides of the inner side surface of the fixed plate 301 is fixedly connected with the raised latch 302, the fixed base 306 is fixedly connected to the two sides of the upper surface of the bottom plate 1, the middle part of the fixed base 306 is provided with a break, the fixed base 306 rotates inside to be provided with a rotating rod 303, the surface of the rotating rod 303 is fixedly sleeved with a threaded ring 307, the threaded ring 307 is located at the break of the fixed base 306, the threaded ring 307 is meshed with the raised latch 302 through the latch, the two ends of the rotating rod 303 are fixedly sleeved with a rotating sleeve 304, two ends of the rotating sleeve 304 are fixedly connected with a second matching plate 305 on one side of the rotating sleeve 304, the second matching plate 305 is matched with a first matching plate 5, fix plate 301 with 4 both sides of mounting bar aligns limiting plate 6 and inserts, because limiting plate 6 is inboard to be set up to opening, make the protruding latch 302 on fix plate 301 surface drive the rotary rod 303 with the meshing of thread circle 307 and be located unable adjustment base 306 internal rotation, drive No. two cooperation boards 305 on the swivel housing 304 at rotary rod 303 both ends and the cooperation of No. one cooperation board 5 block when rotary rod 303 is rotatory, make simple to operate and convenient, efficiency when the improvement is dismantled and is installed the display screen, the convenience is maintained backlight unit.
The working principle of the cold light source backlight module for the display screen is as follows:
during the use, at first install inner core 2 in a poor light on bottom plate 1, send the light source through lamp plate 205, pass through light guide plate 203 with the light source in proper order through reflector plate 204, add lustre to piece 202 and diffusion piece 201 can be with the light source on the even display screen liquid crystal display, the installation is accomplished inner core 2 in a poor light and is aimed at limiting plate 6 with fixed plate 301 of installing strip 4 both sides and insert, because limiting plate 6 inboard sets up to opening, make protruding latch 302 on fixed plate 301 surface drive the rotary rod 303 with the meshing of fillet 307 and be located unable adjustment base 306 internal rotation, it blocks with the cooperation of a cooperation board 5 to drive No. two cooperation boards 305 on the swivel housing 304 at rotary rod 303 both ends when rotary rod 303 is rotatory, make simple to operate and convenient, efficiency when the improvement is dismantled and installation display screen, the convenience is maintained backlight unit.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a cold light source backlight unit for display screen, includes bottom plate (1), its characterized in that: bottom plate (1) upper surface mounting has inner core (2) in a poor light, bottom plate (1) both sides fixed surface is connected with limiting plate (6), both sides limiting plate (6) inboard sets up to openly, installation component (3) are installed to bottom plate (1) upper surface both sides, installation component (3) cooperate with mounting bar (4) to be connected, mounting bar (4) lower surface both sides fixedly connected with cooperation board (5) No. one, inner core (2) in a poor light includes lamp plate (205), install in bottom plate (1) interior surface lamp plate (205), reflector plate (204) have been laid to lamp plate (205) upper surface, light guide plate (203) have been laid to reflector plate (204) upper surface.
2. The backlight module with cold light source for display screen of claim 1, wherein: the light guide plate is characterized in that a brightness enhancement film (202) is laid on the upper surface of the light guide plate (203), and a diffusion sheet (201) is laid on the upper surface of the brightness enhancement film (202).
3. The backlight module with cold light source for display screen of claim 1, wherein: installation component (3) are including fixed plate (301) and unable adjustment base (306), fixed plate (301) fixed connection is in mounting bar (4) both sides surface, fixed plate (301) cooperate with limiting plate (6).
4. The backlight module with cold light source for display screen of claim 3, wherein: both sides fixed plate (301) inboard surface fixed connection has protruding latch (302), unable adjustment base (306) fixed connection is in bottom plate (1) upper surface both sides, both sides unable adjustment base (306) middle part is provided with the disconnection.
5. The backlight module with cold light source for display screen of claim 4, wherein: the fixed base (306) is provided with a rotating rod (303) in a rotating mode, the surface of the rotating rod (303) is fixedly sleeved with a threaded ring (307), and the threaded ring (307) is located at the disconnection position of the fixed base (306).
6. The backlight module with cold light source for display screen of claim 5, wherein: the thread ring (307) is meshed with the raised latch (302) through the latch, and rotating sleeves (304) are fixedly sleeved at two ends of the rotating rod (303).
7. The backlight module with cold light source for display screen of claim 6, wherein: both ends swivel sleeve (304) one side fixedly connected with No. two cooperation boards (305), No. two cooperation boards (305) are connected with the cooperation of a cooperation board (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122516322.XU CN216013896U (en) | 2021-10-19 | 2021-10-19 | Cold light source backlight module for display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122516322.XU CN216013896U (en) | 2021-10-19 | 2021-10-19 | Cold light source backlight module for display screen |
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| Publication Number | Publication Date |
|---|---|
| CN216013896U true CN216013896U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122516322.XU Active CN216013896U (en) | 2021-10-19 | 2021-10-19 | Cold light source backlight module for display screen |
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| CN (1) | CN216013896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115113436A (en) * | 2022-06-20 | 2022-09-27 | 深圳市群宇科技有限公司 | Separated backlight module with high production efficiency |
-
2021
- 2021-10-19 CN CN202122516322.XU patent/CN216013896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115113436A (en) * | 2022-06-20 | 2022-09-27 | 深圳市群宇科技有限公司 | Separated backlight module with high production efficiency |
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