CN110534020A - A kind of lamp plate, backlight module and display device - Google Patents
A kind of lamp plate, backlight module and display device Download PDFInfo
- Publication number
- CN110534020A CN110534020A CN201910938845.8A CN201910938845A CN110534020A CN 110534020 A CN110534020 A CN 110534020A CN 201910938845 A CN201910938845 A CN 201910938845A CN 110534020 A CN110534020 A CN 110534020A
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- Prior art keywords
- circuit board
- flexible circuit
- lamp plate
- support portion
- stitching section
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
Abstract
The present invention relates to display equipment technical fields, and disclosing a kind of lamp plate, backlight module and display device, the lamp plate includes flexible circuit board, including first side and second side；Light source, positioned at the first side of flexible circuit board；Support plate, positioned at the second side of flexible circuit board, including multiple support portions that can successively splice, support portion is strip structure, and each support portion closes on the side of flexible circuit board and the second side of flexible circuit board connects；Wherein, flexible circuit board can be bent in the orientation of multiple support portions；When flexible circuit board is in flat, the smooth splicing in side of multiple support portions far from flexible circuit board；When flexible circuit board is in bending state, multiple support portions release splicing far from the side of flexible circuit board.The lamp plate can reduce folding s tress, guarantee lamp plate and the good attaching of backboard, and light source light mixing distance is constant, and then the problem of curved face display panel display brightness unevenness caused by solving the problems, such as because of folding s tress.
Description
Technical field
The present invention relates to display equipment technical field, in particular to a kind of lamp plate, backlight module and display devices.
Background technique
Currently, camber display screen is frequently used in fields such as vehicle-carrying display screens.The slope of vehicle-mounted camber display screen is current
Requirement specification is that R700~R1000 is bonded after curved face display panel hot bending with packaged glass when making camber display screen, is carried on the back
Optical mode group includes backboard and the lamp plate that is pasted on backboard, and backboard uses the direct brake forming of mold, and lamp plate is generally plate,
Need the backplane with curved surface.
As shown in FIG. 1, FIG. 1 is a kind of structural schematic diagrams of lamp plate and backplane in the prior art.Lamp plate 01 with
When curved backboard 02 is bonded, lamp plate 01 will receive the stress that bending generates, and may cause 01 part of lamp plate when stress is excessive
Region and backboard 02 are detached from, or cause LED light source 03 on lamp plate 01 and wiring circuit contact bad, and LED light source 03 does not shine, into
And 03 light mixing distance of LED light source on lamp plate 01 is caused to change, there is the problem of curved face display panel screen brightness irregularities.
Summary of the invention
The present invention provides a kind of lamp plate, backlight module and display device, above-mentioned lamp plate is able to solve because folding s tress is asked
The problem of curved face display panel display brightness unevenness caused by inscribing.
In order to achieve the above objectives, the present invention the following technical schemes are provided:
A kind of lamp plate, comprising:
Flexible circuit board, including first side and second side；
Light source, positioned at the first side of the flexible circuit board；
Support plate, positioned at the second side of the flexible circuit board, including multiple support portions that can successively splice, the branch
Support part is strip structure, and each support portion closes on the side of the flexible circuit board and second side of the flexible circuit board
Face connection；Wherein,
The flexible circuit board can be bent in the orientation of multiple support portions；
When the flexible circuit board is in flat, side of multiple support portions far from the flexible circuit board is flat
Whole splicing；
When the flexible circuit board is in bending state, multiple support portions are solved far from the side of the flexible circuit board
Except splicing.
The present invention also provides a kind of backlight modules, including the lamp plate provided in above-mentioned technical proposal.
The present invention also provides a kind of display devices, including the backlight module provided in above-mentioned technical proposal.
In the lamp plate that foregoing invention provides, including flexible circuit board, light source and support plate, flexible circuit board have first
Side and second side, light source are set to the first side of flexible circuit board, and support plate is set to second side of flexible circuit board
Face, support plate are made of multiple support portions that can successively splice, and support portion is strip structure, and each support portion closes on flexible circuit
The side of plate and the second side of flexible circuit board connect.Specifically, in above-mentioned lamp plate, flexible circuit board is more when being in flat
The smooth splicing in side of a support portion far from flexible circuit board can guarantee the flexible circuit when attaching light source on flexible circuit board
The planarization of plate guarantees the good attaching of light source；Flexible circuit board can be bent in the orientation of multiple support portions, when soft
Property circuit board be in bending state when, side of multiple support portions far from flexible circuit board can release splicing, each support portion slitting
Bending reduces folding s tress, does not influence flexible circuit plate benging, so that can reduce in lamp plate and curved backplane
Folding s tress guarantees lamp plate and the good attaching of backboard, and light source light mixing distance is constant, and then solves the problems, such as to cause because of folding s tress
Curved face display panel display brightness unevenness problem.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of lamp plate and backplane in the prior art；
Fig. 2 a is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention；
Fig. 2 b is the schematic diagram that a kind of lamp plate provided in an embodiment of the present invention is in bending state；
Distribution of light sources structural schematic diagram on a kind of Fig. 3 lamp plate provided in an embodiment of the present invention；
Fig. 4 a is a kind of splicing state diagram of support portion provided in an embodiment of the present invention；
Fig. 4 b is a kind of splicing state diagram of support portion provided in an embodiment of the present invention；
Fig. 5 a is a kind of structural schematic diagram of support portion provided in an embodiment of the present invention；
Fig. 5 b is that a kind of support portion provided in an embodiment of the present invention releases splicing status diagram；
Fig. 6 a is a kind of structural schematic diagram of support portion provided in an embodiment of the present invention；
Fig. 6 b is that a kind of support portion provided in an embodiment of the present invention releases splicing status diagram；
Fig. 7 a is a kind of splicing construction schematic diagram of support portion provided in an embodiment of the present invention；
Fig. 7 b is the status diagram that a kind of support portion provided in an embodiment of the present invention releases splicing；
Fig. 8 a is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention；
Fig. 8 b is a kind of bending state figure of lamp plate provided in an embodiment of the present invention；
Fig. 9 a is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention；
A kind of Fig. 9 b bending state figure of lamp plate provided in an embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention；
Figure 11 is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention；
A kind of position Figure 12 structural schematic diagram of backlight module provided in an embodiment of the present invention.
Icon:
01- circuit board；02- backboard；03- light source；
1, flexible circuit board；2, light source；3- support plate；31- support portion；The first stitching section 311-；The second stitching section 312-；
313- groove；314- convex block；4- double-sided adhesive；5- backboard；6- glue frame；7- light guide plate；8- optical film layer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 2 a and Fig. 2 b is please referred to, the present invention provides a kind of lamp plate, comprising:
Flexible circuit board 1, including first side and second side；
Light source 2, positioned at the first side of flexible circuit board 1；
Support plate 3, positioned at the second side of flexible circuit board 1, including multiple support portions 31 that can successively splice, support portion
31 be strip structure, and the side that each support portion 31 closes on flexible circuit board 1 is connect with the second side of flexible circuit board 1；Its
In,
Flexible circuit board 1 can be bent in the orientation of multiple support portions 31；
When flexible circuit board 1 is in flat, side smooth splicing of multiple support portions 31 far from flexible circuit board 1；
When flexible circuit board 1 is in bending state, multiple support portions 31 release splicing far from the side of flexible circuit board 1.
In the lamp plate that foregoing invention embodiment provides, including flexible circuit board 1, light source 2 and support plate 3, flexible circuit
Plate 1 has first side and second side, and light source 2 is set to the first side of flexible circuit board 1, and support plate 3 is set to flexibility
The second side of circuit board 1, support plate 3 are made of multiple support portions 31 that can successively splice, and support portion 31 is strip structure, often
The side that a support portion 31 closes on flexible circuit board 1 is connect with the second side of flexible circuit board 1.Specifically, as shown in Figure 2 a,
Fig. 2 a is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention, and in above-mentioned lamp plate, flexible circuit board 1 is in flat
When multiple side smooth splicings of the support portion 31 far from flexible circuit board 1, can guarantee to attach light source 2 on flexible circuit board 1
When flexible circuit board 1 planarization, guarantee the good attaching of light source 2；As shown in Figure 2 b, Fig. 2 b is provided in an embodiment of the present invention
A kind of lamp plate is in the schematic diagram of bending state, and flexible circuit board 1 can be bent in the orientation of multiple support portions 31, when soft
Property circuit board 1 be in bending state when, multiple sides of the support portion 31 far from flexible circuit board 1 can release splicing, each support portion
Slitting bending reduces folding s tress, does not influence the bending of flexible circuit board 1, so that in lamp plate and curved backplane, it can
Folding s tress is reduced, guarantees lamp plate and the good attaching of backboard, 2 light mixing distance of light source is constant, and then solves to ask because of folding s tress
The problem of camber display screen display brightness unevenness caused by inscribing.
The rigid material that the material of above-mentioned hard support plate 3 can play a supporting role for metal or plastics etc., In
Here it is not particularly limited, as long as the supporting role to flexible circuit board can be played.
In the lamp plate that foregoing invention embodiment provides, as shown in figure 3, Fig. 3 is a kind of lamp plate provided in an embodiment of the present invention
Upper distribution of light sources structural schematic diagram, when flexible circuit board 1 is in flat, the multiple light sources 2 being arranged on flexible circuit board 1 are equal
Even distribution, due to flexible circuit board can free bend, reduce the folding s tress of lamp plate so that flexible circuit board 1 be bent when, light source
2 even light mixings.
In the lamp plate that foregoing invention embodiment provides, specifically, each support portion 31 in above-mentioned support plate 3 can be in rectangular
The strip structure of shape, structure is simple, is easy to make, and when flexible circuit board 1 is in flat, multiple support portions 31 are away from flexibility
As shown in fig. 4 a, Fig. 4 a is a kind of splicing shape of support portion provided in an embodiment of the present invention to the splicing state of the side of circuit board 1
State figure.
It should be noted that can have gap between above-mentioned two support portion 31, as shown in Figure 2 a, avoid in flexible electrical
When road plate 1 is bent, the side that two support portions 31 close on flexible circuit board 1 is squeezed mutually.
In the lamp plate that foregoing invention embodiment provides, specifically, two opposite ends of every two adjacent support portion 31
Splicing construction can also be set, so that flexible circuit board 1, in flat, the splicing state between multiple support portions 31 is more
It is smooth, stablize.As shown in Figure 4 b, Fig. 4 b is a kind of splicing state diagram of support portion provided in an embodiment of the present invention, splicing construction
It can specifically include the first stitching section 311 and the second stitching section 312 being respectively arranged on two support portions 31, work as flexible circuit
When plate 1 is in flat, the first stitching section 311 engages splicing with the second stitching section 312, when flexible circuit board 1 is in bending state
When, the first stitching section 311 is disconnected with the second stitching section 312 to be engaged.
Specifically, as described in Fig. 5 a, Fig. 5 a be a kind of structural schematic diagram of support portion provided in an embodiment of the present invention, first
It include at least one groove 313 on stitching section 311, the second stitching section 312 includes the convex block that cooperation is corresponded with groove 313
314.When flexible circuit board 1 is in flat, convex block 314 can cooperate in insertion groove 313, so that shape between support portion 31
At splicing form, plays the role of support to flexible circuit board 1, be conducive to the attaching to light source 2 on flexible circuit board 1, when
When flexible circuit board 1 needs to be bent, convex block 314 and groove 313 release splicing state, and each support portion slitting bending is reduced curved
Stress is rolled over, the bending of flexible circuit board 1 is not influenced, so that lamp plate can reduce folding s tress when with backplane.
It should be noted that the convex block 314 that groove 313 and the second stitching section 312 that the first stitching section 311 has have
One or more can be set in quantity, can according to the actual situation depending on, herein with no restrictions.
In the lamp plate that foregoing invention embodiment provides, the shape of groove 313 can be for along the setting of the extending direction of support plate 3
Rectangular slot, the shape of convex block 314 is the rectangular parallelepiped structure cooperated with rectangular slot.
Specifically, as shown in Figure 5 a, in two adjacent support portions 31, the setting position of above-mentioned rectangular groove 313
Flexibility can be worked as through the end of support portion 31, above-mentioned convex block 314 is the convex block 314 cooperated with 313 shape of groove, size
When circuit board 1 is in flat, convex block 314 and groove 313 splice, so that two ends opposite on two adjacent support portions 31
Portion is inserted into mutually, and structure is simple, is easy to make.The splicing state diagram of above-mentioned groove 313 and convex block 314 is as shown in Figure 4 b；It is corresponding
, as shown in Figure 5 b, Fig. 5 b is that a kind of support portion 31 provided in an embodiment of the present invention releases splicing status diagram, due to flexibility
Circuit board 1 is bent, and splicing is released between support portion 31, and each support portion slitting bending reduces folding s tress, do not influence flexible electrical
The bending of road plate 1, so that lamp plate can reduce folding s tress when with backplane.Above-mentioned groove 313 is released with convex block 314 spells
After connecing, convex block 314 and the end of support portion 31 are staggered.
Optionally, as described in Fig. 6 a, Fig. 6 a is a kind of structural schematic diagram of support portion 31 provided in an embodiment of the present invention, phase
In two adjacent support portions 31, the setting position of above-mentioned rectangular groove 313 can also deviate from for setting in support portion 31 soft
Property circuit board 1 side (position drawn by dotted line), above-mentioned groove 313 tool is there are two opening, and an opening direction of groove 313
Support portion 31 away from the side of flexible circuit board 1 and another opening towards support portion 31 adjacent thereto, it is opposite with opening
Support portion 31 on be provided with 313 size shape of groove cooperation convex block 314.The splicing shape of above-mentioned groove 313 and convex block 314
State figure is as shown in Figure 4 b；Corresponding, as shown in Figure 6 b, Fig. 6 b is that a kind of support portion 31 provided in an embodiment of the present invention releases splicing
Status diagram releases splicing since flexible circuit board 1 is bent between support portion 31, each support portion slitting bending is reduced curved
Stress is rolled over, the bending of flexible circuit board 1 is not influenced, so that lamp plate can reduce folding s tress when with backplane.It is above-mentioned recessed
After slot 313 and convex block 314 release splicing, convex block 314 is extracted out by the opening of groove 313.
In the lamp plate that foregoing invention embodiment provides, specifically, as shown in Figure 7a, Fig. 7 a is provided in an embodiment of the present invention
A kind of splicing construction schematic diagram of support portion 31, the shape of groove 313 can also be the circle being arranged along 31 extending direction of support portion
Cylindrical groove, the cylindrical groove position opposite with convex block 314 have an opening, and the shape of convex block 314 is to cooperate with cylindrical groove
Cylindrical structure, convex block 314 can by opening insertion groove 313 in engage with groove 313.Correspondingly, as shown in Figure 7b,
Fig. 7 b is the status diagram that a kind of support portion 31 provided in an embodiment of the present invention releases splicing, since flexible circuit board 1 is bent,
Splicing is released between support portion 31, each support portion slitting bending reduces folding s tress, does not influence the bending of flexible circuit board 1,
So that lamp plate can reduce folding s tress when with backplane.After above-mentioned groove 313 releases splicing with convex block 314, convex block 314
It is extracted out from groove 313 by being open.
In above-mentioned lamp plate, the shape of support portion 31 can also be other shapes, according to the actual situation depending on, do not do herein
Limitation.
It should be noted that can have gap between above-mentioned two with stitching section support portion 31, avoid soft
Property circuit board 1 bend when, the side that two support portions 31 close on flexible circuit board 1 squeezes mutually.
Specifically, the splicing construction between above-mentioned two support portion 31, can be same on the end of one of support portion 31
When the first stitching section 311 and the second stitching section 312 be set, corresponding second stitching section is arranged in the end of another support portion 31
312 and first stitching section 311, the splicing construction being also able to achieve between support portion 31.And in multiple support portions 31 being arranged successively
In, the first stitching section 311 and the second stitching section 312 can be respectively set in the both ends of centrally located support portion 31, can also
Not set gradually the first stitching section 311 and the second stitching section 312, for example, being located in the middle the both ends of support portion 31 at one
It is respectively provided with the first stitching section 311 or is respectively provided with the second stitching section 312.In the lamp plate that foregoing invention embodiment provides, support portion 31
End the first stitching section is set and the case where the second stitching section, and according to the actual situation depending on, do not do specific limit herein
System.
In the lamp plate that foregoing invention embodiment provides, when general lamp plate is bent, the intermediate region folding s tress of lamp plate is maximum,
As shown in Figure 8 a, Fig. 8 a is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention, in order to reduce lamp plate intermediate region
Folding s tress, can be set with flexible circuit board intermediate region apart from smaller support portion 31, along multiple 31 rows of support portion
The width of column direction is smaller.For example, as shown in Figure 8 a, the support portion on the region A nearest apart from 1 intermediate region of flexible circuit board
The width of the corresponding row's light source 2 of 31 width, and the width of the support portion 31 on the farther away region C in intermediate region corresponding three
Arrange the width of light source 2, and the width of the corresponding two rows light sources 2 of the width of support portion 31 on the region B between region A and region C
Degree.It is corresponding, as shown in Figure 8 b, Fig. 8 b be a kind of bending state figure of lamp plate provided in an embodiment of the present invention, due to flexibility
Apart from smaller support portion 31, the width along multiple 31 orientations of support portion is smaller for circuit board intermediate region, can be effective
Reduction lamp plate intermediate region folding s tress.In lamp plate provided in an embodiment of the present invention, each support portion 31 is along support portion 31
The width of orientation may be identical width, according to the actual situation depending on, herein with no restrictions.
It should be noted that only depict rectangular strip support portion 31 in Fig. 8 a, the support portion 31 in figure can also be with
For the support portion 31 with splicing construction.And when having the second stitching section 312 on support portion 31, the width of support portion 31 does not wrap
Include the width of the second stitching section 312.
In the lamp plate that foregoing invention embodiment provides, specifically, as shown in Figure 8 a, in order to make the middle area of curved lamp plate
The folding s tress of domain two sides is identical, and multiple support portions 31 can be symmetrical along the intermediate region of flexible circuit board 1.
In the lamp plate that foregoing invention embodiment provides, as shown in figures 9 a and 9b, Fig. 9 a is provided in an embodiment of the present invention
A kind of structural schematic diagram of lamp plate, Fig. 9 b are a kind of bending state figure of lamp plate provided in an embodiment of the present invention, and every two is adjacent
Support portion 31 close on the side of flexible circuit board 1 and be connected, in the case where guaranteeing to reduce lamp plate folding s tress, enable to
Connection between support plate 3 and flexible circuit board 1 is better, and flexible circuit board 1 is more straight in a flattened condition, is conducive to light source
2 attaching, and make flexible circuit board 1 curved more smooth in the bent state, guarantee light source even light mixing.
Specifically, as shown in Figure 10, Figure 10 is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention, flexible electrical
The second side of road plate 1 is fixedly connected with the side that support portion 31 closes on flexible circuit board 1 by double-sided adhesive 4.
The present invention also provides a kind of backlight modules, including the lamp plate provided in above-mentioned technical proposal.
It as shown in figure 11, is a kind of structural schematic diagram of lamp plate provided in an embodiment of the present invention, in the curved state of lamp plate
Under, since the first stitching section and the second stitching section release and splice, can be generated in the side that support plate 3 deviates from flexible circuit board 1 prominent
Part C out；
It as shown in figure 12, is a kind of structural schematic diagram of backlight module provided in an embodiment of the present invention, backlight module includes
Lamp plate, backboard 5, glue frame 6, light guide plate 7, optical diaphragm group 8 etc., lamp plate include flexible circuit board 1,1 first side of flexible circuit board
The support plate 3 of 1 first side of light source 2 and flexible circuit board in face includes multiple strips supports being arranged successively in support plate 3
Portion (is not drawn into) in Figure 12, and optical diaphragm group specifically includes multi-layer optical membrane.In the manufacturing process of camber display screen, backlight
The structure of the compositions such as source dorsulum, glue frame, light guide plate, optical diaphragm utilizes mold bending forming, and lamp plate is needed straight
Under state with curved backplane.In Figure 12, there is support plate 3 on the flexible circuit board 1 of lamp plate, support plate 3 includes multiple
Support portion deviates from the smooth splicing in side of flexible circuit board when flexible circuit board is in flat between multiple support portions,
When flexible circuit board 1 is in bending state, side of multiple support portions far from flexible circuit board 1 can release splicing, each support
Part bending reduces folding s tress, does not influence flexible circuit plate benging, so that in lamp plate and curved backplane, energy
Folding s tress is enough reduced, guarantees lamp plate and the good attaching of backboard, the light mixing distance of light source 2 to light guide plate 7 is constant, and then solves
Because of the problem of camber display screen display brightness unevenness caused by folding s tress problem.
In above-mentioned display device, when making camber display screen, when lamp plate is with backplane, when lamp plate is bent, support plate
Support portion between release splicing, but due between two support portions solve splicing after can generate protrusion as shown in figure 11
Region C then needs to produce card slot corresponding with the protrusion C that the support portion of lamp plate generates when backboard makes, with
Conveniently be bonded backboard with lamp plate, the folding s tress of lamp plate reduces, lamp plate with backboard is good is bonded, avoid light source 2 to leading
The situation of the light mixing distance variation of tabula rasa 7, since the light mixing distance (position drawn by dotted line) of light guide plate 7 is constant, and then solve because
The problem of camber display screen display brightness unevenness caused by folding s tress problem.
The present invention also provides a kind of display devices, including the backlight module provided in above-mentioned technical proposal.Above-mentioned display dress
Setting can be the display device for mounting on vehicle with camber display screen, the equipment such as TV, computer screen, include the aobvious of curved surface in display device
Show that panel and the backlight module with curvature, the lamp plate being arranged in backlight module include flexible circuit board, flexible circuit board
The light source of one side and the support plate of flexible circuit board first side include multiple strips supports being arranged successively in support plate
Portion.When flexible circuit board is in flat, the smooth splicing in side of flexible circuit board is deviated between multiple support portions, when soft
Property circuit board be in bending state when, side of multiple support portions far from flexible circuit board can release splicing, each support portion slitting
Bending reduces folding s tress, does not influence flexible circuit plate benging, so that can reduce in lamp plate and curved backplane
Folding s tress guarantees lamp plate and the good attaching of backboard, and the light mixing distance of light source to light guide plate is constant, and then solves to answer because of bending
The problem of camber display screen display brightness unevenness caused by power problem.
Obviously, those skilled in the art can carry out various modification and variations without departing from this hair to the embodiment of the present invention
Bright spirit and scope.In this way, if these modifications and changes of the present invention belongs to the claims in the present invention and its equivalent technologies
Within the scope of, then the present invention is also intended to include these modifications and variations.
Claims (11)
1. a kind of lamp plate characterized by comprising
Flexible circuit board, including first side and second side；
Light source, positioned at the first side of the flexible circuit board；
Support plate, positioned at the second side of the flexible circuit board, including multiple support portions that can successively splice, the support portion
For strip structure, each support portion closes on the side of the flexible circuit board and the second side of the flexible circuit board connects
It connects；Wherein,
The flexible circuit board can be bent in the orientation of multiple support portions；
When the flexible circuit board is in flat, side smooth spelling of multiple support portions far from the flexible circuit board
It connects；
When the flexible circuit board is in bending state, multiple support portions are released far from the side of the flexible circuit board and are spelled
It connects.
2. lamp plate according to claim 1, which is characterized in that the opposite two ends difference of every two adjacent support portion
With the first stitching section and the second stitching section；
When the flexible circuit board is in flat, first stitching section engages splicing with the second stitching section；
When the flexible circuit board is in bending state, first stitching section is disconnected with the second stitching section to be engaged.
3. lamp plate according to claim 2, which is characterized in that first stitching section includes at least one groove, described
Second stitching section includes the convex block that cooperation is corresponded with the groove.
4. lamp plate according to claim 3, which is characterized in that the shape of the groove is along the support portion extending direction
The cylindrical groove of setting, the cylindrical groove position opposite with the convex block have an opening, and the shape of the convex block is
With the cylindrical structure of cylindrical groove cooperation, the convex block can by the opening insertion groove with it is described recessed
Slot engaging.
5. lamp plate according to claim 3, which is characterized in that the shape of the groove is along the extension side of the support plate
To the rectangular slot of setting, the shape of the convex block is the rectangular parallelepiped structure cooperated with the rectangular slot.
6. lamp plate according to claim 1, which is characterized in that the every two adjacent support portion closes on the flexible electrical
The side of road plate is connected.
7. lamp plate according to claim 1, which is characterized in that described when the flexible circuit board is in bending state
The intermediate region folding s tress of flexible circuit board is maximum, and the width with the intermediate region apart from the smaller support portion is got over
It is small.
8. lamp plate according to claim 7, which is characterized in that multiple support portions are along the centre of the flexible circuit board
Region is symmetrical.
9. lamp plate according to claim 1, which is characterized in that the second side of the flexible circuit board and the support portion
The side for closing on the flexible circuit board is fixedly connected by double-sided adhesive.
10. a kind of backlight module, which is characterized in that including such as described in any item lamp plates of claim 1-9.
11. a kind of display device, which is characterized in that including backlight module as claimed in claim 10.
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| CN201910938845.8A CN110534020B (en) | 2019-09-30 | 2019-09-30 | Lamp panel, backlight module and display device |
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|---|---|---|---|
| CN201910938845.8A CN110534020B (en) | 2019-09-30 | 2019-09-30 | Lamp panel, backlight module and display device |
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| Publication Number | Publication Date |
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| CN110534020A true CN110534020A (en) | 2019-12-03 |
| CN110534020B CN110534020B (en) | 2021-09-21 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111258115A (en) * | 2020-01-21 | 2020-06-09 | 深圳市隆利科技股份有限公司 | Flexible direct type backlight device and display equipment |
| CN111457271A (en) * | 2020-04-08 | 2020-07-28 | 惠州市串联电子科技有限公司 | Flexible L ED lamp strip |
| CN113066375A (en) * | 2021-03-26 | 2021-07-02 | 京东方科技集团股份有限公司 | Flexible support member, manufacturing method thereof and display device |
| CN113341613A (en) * | 2021-05-31 | 2021-09-03 | 惠科股份有限公司 | Display device |
| CN113514980A (en) * | 2020-03-25 | 2021-10-19 | 株式会社日本显示器 | Illumination device and display device |
| CN115171541A (en) * | 2022-06-13 | 2022-10-11 | Tcl华星光电技术有限公司 | Display module and display device |
| CN115373179A (en) * | 2022-08-11 | 2022-11-22 | 广州华星光电半导体显示技术有限公司 | Backlight module and display device with same |
| WO2024000411A1 (en) * | 2022-06-30 | 2024-01-04 | 京东方科技集团股份有限公司 | Light-emitting substrate and preparation method therefor, backlight module, and display device |
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| CN113514980A (en) * | 2020-03-25 | 2021-10-19 | 株式会社日本显示器 | Illumination device and display device |
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| CN113066375A (en) * | 2021-03-26 | 2021-07-02 | 京东方科技集团股份有限公司 | Flexible support member, manufacturing method thereof and display device |
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| CN113341613B (en) * | 2021-05-31 | 2022-06-07 | 惠科股份有限公司 | Display device |
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| CN115171541B (en) * | 2022-06-13 | 2023-07-25 | Tcl华星光电技术有限公司 | Display module and display device |
| WO2024000411A1 (en) * | 2022-06-30 | 2024-01-04 | 京东方科技集团股份有限公司 | Light-emitting substrate and preparation method therefor, backlight module, and display device |
| CN115373179B (en) * | 2022-08-11 | 2024-02-02 | 广州华星光电半导体显示技术有限公司 | Backlight module and display device with same |
| CN115373179A (en) * | 2022-08-11 | 2022-11-22 | 广州华星光电半导体显示技术有限公司 | Backlight module and display device with same |
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