CN206096698U - Backlight module and liquid crystal display device - Google Patents
Backlight module and liquid crystal display device Download PDFInfo
- Publication number
- CN206096698U CN206096698U CN201620399106.8U CN201620399106U CN206096698U CN 206096698 U CN206096698 U CN 206096698U CN 201620399106 U CN201620399106 U CN 201620399106U CN 206096698 U CN206096698 U CN 206096698U
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- China
- Prior art keywords
- light
- luminescence component
- illuminating part
- substrate
- guide plate
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Abstract
The utility model discloses a backlight module and liquid crystal display device, backlight module comprises irregular polygon light guide plate and light reflecting strip, light reflecting strip includes base plate and the light -emitting component of a plurality of interval distribution on the base plate, irregular polygon light guide plate includes irregular light emitting area and the income plain noodles that is located light guide plate one side, inclined puts on the base plate because light reflecting strip both sides marginal portion's light -emitting component inclines for light -emitting component's the light zone territory of sending out covers irregular light emitting area completely, thereby has solved the technical problem at the dark angle of side light type backlight module and liquid crystal display device light emitting area left and right sides production among the prior art.
Description
Technical field
The utility model is related to field of liquid crystal display, and more particularly to a kind of irregular light-emitting area is not
Dark angle, and the good side light type back light module of illumination effect and liquid crystal indicator occurs.
Background technology
Liquid crystal display (Liquid Crystal Display, LCD) is wide
General to be applied in various electronic products, it is backlight liquid that liquid crystal display is most of
Crystal display, it includes display panels and backlight module (backlight
module).Backlight module can be divided into laterally according to the difference of light source incidence position
Formula enters light (Side-light type) and enters light (Direct-light with straight-down negative
Type) two kinds, to provide backlight to display panels.
Please referring initially to Fig. 1, side light type back light module known to mainly includes a guide plate and
Luminous lamp strip 11, and luminous lamp strip 11 is arranged at the side of light guide plate.Wherein, light guide plate is
Irregular polygon, the irregular polygon light guide plate includes irregular light-emitting area 10 and position
In the incidence surface of light guide plate side, the irregular light-emitting area 10 include left illuminating part 101,
Right illuminating part 102 and middle illuminating part, the left illuminating part 101 protrudes from a left side for middle illuminating part
Side, right illuminating part 102 protrudes from the right side of middle illuminating part, and middle luminous site is in light-emitting area 10
Middle part；Luminous lamp strip 11 includes a substrate 111 and is spaced on substrate 111 to set
The multiple luminescence components 112 put, wherein luminescence component 112 are lain in a horizontal plane on substrate 111,
The luminescence component 112 is parallel with the incidence surface of light guide plate；What the luminescence component 112 was provided
Light enters light guide plate via the incidence surface of light guide plate, then from the irregular light-emitting area of light guide plate
10 derive, and then produce area source.
It is to be understood that existing backlight module, its luminescence component 112 lies in a horizontal plane in substrate
On 111, and the left and right illuminating part of irregular light-emitting area 10 protrudes from respectively a left side for middle illuminating part
Right both sides, so that the light-emitting zone of luminescence component 112 can not be completely covered irregular lighting
Face 10, so that the left and right sides illuminating part of irregular light-emitting area 10 produces dark angle.
Accordingly, it is desirable to provide a kind of backlight module and liquid crystal indicator are solving the above problems.
Utility model content
It is not in dark angle that the utility model provides one kind and makes light-emitting area, and illumination effect is good
Backlight module and liquid crystal indicator, to solve prior art in side light type back light module and
Liquid crystal indicator light-emitting area produces the technical problem at dark angle.
To solve above-mentioned technical problem, the technical solution of the utility model is：A kind of backlight module,
The backlight module includes：
Irregular polygon light guide plate, for spot light to be become into area source；Including：
Irregular light-emitting area, including left illuminating part, right illuminating part and middle illuminating part, institute
The left side that left illuminating part protrudes from middle illuminating part is stated, right illuminating part protrudes from the right side of middle illuminating part,
Middle luminous site is in the middle part of light-emitting area；And
Incidence surface, is arranged on the side of light guide plate, for the photoconduction for sending luminous lamp strip
Enter light guide plate；
The luminous lamp strip, is arranged on this side of light guide plate incidence surface；Including：
Substrate；And
Luminescence component, the luminescence component is spaced on substrate；
The luminescence component slant setting of luminous lamp strip both sides of the edge part on the substrate, makes
The light-emitting zone for obtaining the luminescence component is completely covered the irregular light-emitting area.
On backlight module described in the utility model, the luminescence component is LED, described
The lighting angle of LED is 100 degree.
On backlight module described in the utility model, the luminous lamp strip marginal portion it is luminous
Component slant setting on the substrate, put by the luminescence component level of the luminous lamp strip middle part
Put on this substrate.
On backlight module described in the utility model, the luminous lamp strip left side edge part
The light-emitting zone of luminescence component covers left side illuminating part, the luminous lamp strip right edge portions
The light-emitting zone of luminescence component covers right side illuminating part.
On backlight module described in the utility model, the luminescence component on the luminous lamp strip is equal
On the substrate, and two adjacent luminescence component incline directions are contrary for slant setting.
The utility model further relates to a kind of liquid crystal indicator, wherein the liquid crystal indicator bag
Include：
Display floater；And
Backlight module, including：
Irregular polygon light guide plate, for spot light to be become into area source；Including：
Irregular light-emitting area, including left illuminating part, right illuminating part and middle illuminating part,
The left illuminating part protrudes from the left side of middle illuminating part, and right illuminating part protrudes from the right side of middle illuminating part
Side, middle luminous site is in the middle part of light-emitting area；And
Incidence surface, is arranged on the side of light guide plate, for send luminous lamp strip
Light imports light guide plate；
The luminous lamp strip, is arranged on this side of light guide plate incidence surface；Including：
Substrate；And
Luminescence component, the luminescence component is spaced on substrate；
The luminescence component slant setting of luminous lamp strip both sides of the edge part on the substrate, makes
The light-emitting zone for obtaining the luminescence component is completely covered the irregular light-emitting area.
Preferably, the luminescence component is LED, and the lighting angle of the LED is 100
Degree.
Preferably, the luminescence component slant setting of the luminous lamp strip marginal portion is in the substrate
On, the luminescence component horizontal positioned of the luminous lamp strip middle part is on this substrate.
Preferably, the light-emitting zone of the luminescence component of the luminous lamp strip left side edge part is covered
Left side illuminating part, the light-emitting zone of the luminescence component of the luminous lamp strip right edge portions is covered
Right side illuminating part.
Preferably, the equal slant setting of luminescence component on the luminous lamp strip on the substrate,
And two adjacent luminescence component incline directions are contrary.
The utility model compared with existing backlight module and liquid crystal indicator, its beneficial effect
Really：
1st, because the luminescence component slant setting of luminous lamp strip both sides of the edge part is on substrate,
So that the light-emitting zone of the luminescence component is completely covered the irregular light-emitting area, solves and send out
Light face produces the technical problem at dark angle.
And phase 2, due to the equal slant setting of luminescence component on luminous lamp strip on the substrate,
Two adjacent luminescence component incline directions are contrary so that the site on light guide plate receives luminous
The light that component sends, and light-emitting area is luminous uniform.
3rd, the luminescence component be LED, energy-conserving and environment-protective.
Description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is existing backlight modular structure schematic diagram；
Fig. 2 is the structural representation of the first preferred embodiment of backlight module of the present utility model；
Fig. 3 is the structural representation of the second preferred embodiment of backlight module of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, in the utility model embodiment
Technical scheme be clearly and completely described, it is clear that described embodiment be only this
The a part of embodiment of utility model, rather than the embodiment of whole.Based in the utility model
Embodiment, those of ordinary skill in the art are not made under the premise of creative work to be owned
Other embodiment, belongs to the scope of the utility model protection.
In figure, the similar unit of structure is represented with identical label.
Refer to Fig. 2 and that Fig. 3, Fig. 2 are backlight module of the present utility model is first preferred real
The structural representation of example is applied, Fig. 3 is the second preferred embodiment of backlight module of the present utility model
Structural representation.
Backlight module shown in Fig. 2 is included for spot light to be become into the irregular many of area source
Side shape light guide plate and it is arranged on the luminous lamp strip 20 of this side of light guide plate incidence surface；It is described not
Regular polygon light guide plate include irregular light-emitting area 10 and be arranged on light guide plate side enter light
Face；The irregular light-emitting area 10 include left illuminating part 101, right illuminating part 102 and in
Illuminating part, the left illuminating part 101 protrudes from the left side of middle illuminating part, and right illuminating part 102 is dashed forward
For the right side of middle illuminating part, middle luminous site is in the middle part of irregular light-emitting area 10；
The incidence surface, the light for luminous lamp strip 20 to be sent imports light guide plate；The electroluminescent lamp
Bar 20 includes substrate 201 and luminescence component 202, and the luminescence component 202 is spaced
On substrate 201；The luminescence component slant setting of the both sides of the edge part of the luminous lamp strip 20
On substrate 201, the luminescence component of middle part is lain in a horizontal plane on substrate 201, described
The light-emitting zone of the luminescence component of the left side edge part of light lamp bar 20 covers left side illuminating part 101,
The light-emitting zone of the luminescence component of right edge portions covers right side illuminating part 102, and middle sends out
Illuminating part in the covering of optical assembly light-emitting zone so that the light-emitting zone of the luminescence component 202 is complete
Irregular light-emitting area 10 described in all standing.
Fig. 3 provides another kind of backlight module, and the backlight module is included for spot light to be become
The irregular polygon light guide plate of area source and be arranged on this side of light guide plate incidence surface send out
Light lamp bar 30；The irregular polygon light guide plate includes irregular light-emitting area 10 and is arranged on
The incidence surface of light guide plate side；The irregular light-emitting area 10 includes left illuminating part 101, the right side
Illuminating part 102 and middle illuminating part, the left illuminating part 101 protrudes from the left side of middle illuminating part,
Right illuminating part 102 protrudes from the right side of middle illuminating part, and middle luminous site is in irregular light-emitting area
10 middle part；The incidence surface, the light for luminous lamp strip 30 to be sent imports guide-lighting
Plate；The luminous lamp strip 30 includes substrate 301 and luminescence component 302, described luminous group
Part 302 is spaced on substrate 301；Luminescence component 302 on the luminous lamp strip 30
Slant setting is on the substrate 301 so that the light-emitting zone of the luminescence component 302 is complete
Irregular light-emitting area 10 described in all standing, and because of two luminous group adjacent on substrate 301
Part incline direction is contrary so that the light that light guide plate is received is uniform, so that irregular luminous
Face 10 is not in dark angle, and luminous uniform.
When using, first by power on；It is luminous on luminous lamp strip 20 after power on
Component 202 lights, and the light that luminescence component 202 sends is entered by the incidence surface on light guide plate and led
Tabula rasa so that light guide plate receives the light that luminescence component 202 sends, light guide plate is to receiving
Light carries out diffusing reflection so that spot light becomes area source, so that irregular light-emitting area is sent out
Light.Because the luminescence component slant setting of the both sides of the edge part of luminous lamp strip 20 is in substrate 201
On so that the light-emitting zone of the luminescence component of the left side edge part of luminous lamp strip 20 covers left side
Illuminating part 101, the light-emitting zone of the luminescence component of right edge portions covers right side illuminating part
102, illuminating part in middle luminescence component light-emitting zone covering, so that luminescence component 202
Light-emitting zone irregular light-emitting area 10 is completely covered, and the illumination effect of light-emitting area 10 is good.
So complete the luminescence process of the backlight module of this preferred embodiment.
Backlight module of the present utility model by by luminous lamp strip 20 both sides of the edge part send out
Optical assembly slant setting is on substrate so that the light-emitting zone of luminescence component 202 is completely covered not
Regular light-emitting area 10, so that irregular light-emitting area 10 is not in dark angle, and luminous effect
It is really good.
The utility model also includes a kind of liquid crystal indicator, and the liquid crystal indicator includes showing
Panel, and backlight module；The backlight module is included for spot light to be become into area source
Irregular polygon light guide plate and it is arranged on the luminous lamp strip 20 of this side of light guide plate incidence surface；
The irregular polygon light guide plate includes irregular light-emitting area 10 and is arranged on light guide plate side
Incidence surface；The irregular light-emitting area 10 includes left illuminating part 101, right illuminating part 102
And middle illuminating part, the left illuminating part 101 protrudes from the left side of middle illuminating part, right illuminating part
102 right sides for protruding from middle illuminating part, middle luminous site is in the centre of irregular light-emitting area 10
Position；The incidence surface, the light for luminous lamp strip 20 to be sent imports light guide plate；It is described
Luminous lamp strip 20 includes substrate 201 and luminescence component 202, between the luminescence component 202
Every being arranged on substrate 201；The luminescence component of the both sides of the edge part of the luminous lamp strip 20 inclines
Tiltedly it is placed on substrate 201, the luminescence component of middle part is lain in a horizontal plane on substrate 201,
It is luminous that the light-emitting zone of the luminescence component of the left side edge part of the luminous lamp strip 20 covers left side
Portion 101, the light-emitting zone of the luminescence component of right edge portions covers right side illuminating part 102,
Middle luminescence component light-emitting zone cover in illuminating part so that the luminescence component 202 is sent out
Light region is completely covered the irregular light-emitting area 10.
Another kind of liquid crystal indicator, wherein backlight module are included for spot light to be become into face light
The irregular polygon light guide plate in source and it is arranged on the electroluminescent lamp of this side of light guide plate incidence surface
Bar 30；The irregular polygon light guide plate includes irregular light-emitting area 10 and is arranged on leaded light
The incidence surface of plate side；The irregular light-emitting area 10 includes that left illuminating part 101, the right side are luminous
Portion 102 and middle illuminating part, the left illuminating part 101 protrudes from the left side of middle illuminating part, right
Illuminating part 102 protrudes from the right side of middle illuminating part, and middle luminous site is in irregular light-emitting area 10
Middle part；The incidence surface, the light for luminous lamp strip 30 to be sent imports light guide plate；
The luminous lamp strip 30 includes substrate 301 and luminescence component 302, the luminescence component 302
It is spaced on substrate 301；Luminescence component 302 on the luminous lamp strip 30 is inclined
It is placed on the substrate 301 so that the light-emitting zone of the luminescence component 302 is completely covered
The irregular light-emitting area 10, but because two luminescence components adjacent on substrate 301 are inclined
It is in opposite direction so that the light that light guide plate is received is uniform, so that irregular light-emitting area 10
Be not in dark angle, and it is luminous uniform.
The liquid crystal indicator of this preferred embodiment is by by both sides of the edge portion on luminous lamp strip 20
The luminescence component slant setting for dividing is on substrate so that the light-emitting zone of luminescence component 202 is complete
Irregular light-emitting area 10 is covered, so that irregular light-emitting area 10 is not in dark angle, and
Illumination effect is good.
The backlight module and liquid crystal indicator of this preferred embodiment is by by luminous lamp strip 20
The luminescence component slant setting of both sides of the edge part is on substrate so that luminescence component 202 send out
Light region is completely covered irregular light-emitting area 10, so that irregular light-emitting area 10 will not go out
Now dark angle, and illumination effect is good.Solve side light type back light module and liquid crystal in prior art
The irregular light-emitting area of display device produces the technical problem at dark angle.
In sum, although the utility model is disclosed above with preferred embodiment, it is but above-mentioned excellent
Select embodiment and be not used to limit the utility model, one of ordinary skill in the art is not taking off
In spirit and scope of the present utility model, various changes and retouching, therefore this practicality can be done
New protection domain is defined by the scope that claim is defined.
Claims (10)
1. a kind of backlight module, it is characterised in that the backlight module includes：
Irregular polygon light guide plate, for spot light to be become into area source；Including：
Irregular light-emitting area, including left illuminating part, right illuminating part and middle illuminating part, it is described
Left illuminating part protrudes from the left side of middle illuminating part, and right illuminating part protrudes from the right side of middle illuminating part,
Middle luminous site is in the middle part of light-emitting area；And
Incidence surface, is arranged on the side of light guide plate, for the photoconduction for sending luminous lamp strip
Enter light guide plate；
The luminous lamp strip, is arranged on this side of light guide plate incidence surface；Including：
Substrate；And
Luminescence component, the luminescence component is spaced on substrate；
The luminescence component slant setting of luminous lamp strip both sides of the edge part is on the substrate so that
The light-emitting zone of the luminescence component is completely covered the irregular light-emitting area.
2. backlight module according to claim 1, it is characterised in that the luminescence component is
LED, the lighting angle of the LED is 100 degree.
3. backlight module according to claim 1, it is characterised in that the luminous lamp strip side
The luminescence component slant setting of edge point on the substrate, send out by the luminous lamp strip middle part
Optical assembly horizontal positioned is on this substrate.
4. backlight module according to claim 3, it is characterised in that the luminous lamp strip is left
The light-emitting zone of the luminescence component of lateral edge portions covers left side illuminating part, and the luminous lamp strip is right
The light-emitting zone of the luminescence component of lateral edge portions covers right side illuminating part.
5. backlight module according to claim 1, it is characterised in that on the luminous lamp strip
The equal slant setting of luminescence component on the substrate, and two adjacent luminescence component inclination sides
To contrary.
6. a kind of liquid crystal indicator, it is characterised in that the liquid crystal indicator includes：
Display floater；And
Backlight module, including：
Irregular polygon light guide plate, for spot light to be become into area source；Including：
Irregular light-emitting area, including left illuminating part, right illuminating part and middle illuminating part, it is described
Left illuminating part protrudes from the left side of middle illuminating part, and right illuminating part protrudes from the right side of middle illuminating part,
Middle luminous site is in the middle part of light-emitting area；And
Incidence surface, is arranged on the side of light guide plate, for the photoconduction for sending luminous lamp strip
Enter light guide plate；
The luminous lamp strip, is arranged on this side of light guide plate incidence surface；Including：
Substrate；And
Luminescence component, the luminescence component is spaced on substrate；
The luminescence component slant setting of luminous lamp strip both sides of the edge part is on the substrate so that
The light-emitting zone of the luminescence component is completely covered the irregular light-emitting area.
7. liquid crystal indicator according to claim 6, it is characterised in that described luminous group
Part is LED, and the lighting angle of the LED is 100 degree.
8. liquid crystal indicator according to claim 6, it is characterised in that the electroluminescent lamp
The luminescence component slant setting of bar marginal portion on the substrate, the luminous lamp strip middle part
Luminescence component horizontal positioned on this substrate.
9. liquid crystal indicator according to claim 8, it is characterised in that the electroluminescent lamp
The light-emitting zone of the luminescence component of bar left side edge part covers left side illuminating part, the electroluminescent lamp
The light-emitting zone of the luminescence component of bar right edge portions covers right side illuminating part.
10. liquid crystal indicator according to claim 6, it is characterised in that the electroluminescent lamp
On the substrate, and two adjacent luminescence components incline the equal slant setting of luminescence component on bar
Tilted direction is contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620399106.8U CN206096698U (en) | 2016-05-05 | 2016-05-05 | Backlight module and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620399106.8U CN206096698U (en) | 2016-05-05 | 2016-05-05 | Backlight module and liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206096698U true CN206096698U (en) | 2017-04-12 |
Family
ID=58472296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620399106.8U Expired - Fee Related CN206096698U (en) | 2016-05-05 | 2016-05-05 | Backlight module and liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206096698U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019052445A1 (en) * | 2017-09-18 | 2019-03-21 | 惠科股份有限公司 | Display device |
| CN109839774A (en) * | 2017-11-24 | 2019-06-04 | 群创光电股份有限公司 | Show equipment |
-
2016
- 2016-05-05 CN CN201620399106.8U patent/CN206096698U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019052445A1 (en) * | 2017-09-18 | 2019-03-21 | 惠科股份有限公司 | Display device |
| CN109839774A (en) * | 2017-11-24 | 2019-06-04 | 群创光电股份有限公司 | Show equipment |
| CN109839774B (en) * | 2017-11-24 | 2022-01-11 | 群创光电股份有限公司 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20190505 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |