CN208805656U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
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- CN208805656U CN208805656U CN201821694927.XU CN201821694927U CN208805656U CN 208805656 U CN208805656 U CN 208805656U CN 201821694927 U CN201821694927 U CN 201821694927U CN 208805656 U CN208805656 U CN 208805656U
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Abstract
The utility model provides a kind of backlight module and display device, wherein backlight module includes: optical diaphragm；Lamp bar and backboard, the lamp bar include substrate and lamp bead, and the backboard has accommodating cavity；Support column, including opposite first end and second end, the end face of the first end offsets with the optical diaphragm, when the support column is located at first position, the second end wears the substrate and is clamped with the substrate, a part of the second end is contained in the accommodating cavity and is clamped with the backboard, and when the support column is rotated from the first position to the second position, the second end can be detached from from the substrate and the backboard.The application is due to being all made of releasable connection structure between the second end and lamp bar and backboard of support column, the disassembling operations of lamp bar are simple, support column not only acts as the effect of support optical diaphragm, lamp bar can also be fixed simultaneously, realize dual-use material, so that the installation of lamp bar is saved screw and process, reduces artificial and Material Cost.
Description
Technical field
The utility model belongs to display equipment technical field more particularly to a kind of backlight module and display device.
Background technique
With the continuous development of LED backlight technology, for liquid crystal display application LED backlight technical research also increasingly
Active, LED backlight mould group is widely used in liquid crystal display due to having the advantages that low in energy consumption, calorific value is small and of high brightness
Back light system, indoor illumination light fitting and outdoor advertisement lighthouse of equipment etc..
Backlight module is roughly divided into two groups of modes: straight-down negative and side-light type.Direct-light type LED backlight mould group simple process, no
Light guide plate is needed, the light issued from LED is uniformly projected by bottom surface and side-emitted, then by the optical diaphragm on surface.Straight
In light type LED backlight mould group, lamp bar is generally by pasting or connector is fixed on backboard, such as by screw by lamp
Item is locked on backboard, has certain interval between backboard and optical diaphragm, and common way is punched on backboard,
Installation support column is carried out, which is used to support optical diaphragm, in this way, the component installation procedure of backlight module is more, uses
Material and artificial also more.
Utility model content
The purpose of this utility model is to provide a kind of backlight modules, it is intended to solve backlight module component installation procedure it is more,
Technical problem more than spent material and cost of labor.
A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: backlight module, comprising:
Optical diaphragm；
Lamp bar and backboard, the lamp bar include the substrate being resisted against on the backboard and the lamp bead on the substrate,
The backboard has accommodating cavity；
Support column, including opposite first end and second end, the end face of the first end offsets with the optical diaphragm, institute
When stating support column and being located at first position, the second end wears the substrate and is clamped with the substrate, the one of the second end
It is partially housed in the accommodating cavity and is clamped with the backboard, the support column is rotated from the first position to the second position
When, the second end can be detached from from the substrate and the backboard.
In one embodiment, the substrate offers card hole, is equipped with convex block in the accommodating cavity, the second end is equipped with
Width adapts to the first card slot of the substrate and width adapts to the second card slot of the convex block, and the support column is located at described
When first position, the substrate is caught in first card slot, and the convex block is caught in second card slot, the support column from
When the first position is rotated to the second position, the second end can be detached from from the substrate and the backboard.
In one embodiment, the side of the second end is provided with the first limiting section and the second limiting section, and described first
Second card slot is formed between limiting section and second limiting section, it is described when the support column is located at the second position
Substrate is detached from from first card slot, and the convex block is detached from from second card slot, so that the support column can be from the backboard
It is detached from the substrate.
In one embodiment, the card hole includes the first strip-shaped hole and the second strip-shaped hole being opened on the substrate,
First strip-shaped hole and second strip-shaped hole are arranged in a crossed manner；First limiting section and second limiting section include setting
It is placed in multiple limited blocks of the second end side, the position of each limited block of first limiting section and second limiting section
Each limited block position correspond.
In one embodiment, the second end protrusion is provided with chuck, between the chuck and first limiting section
First card slot is formed, when the support column is located at the first position, the side of the chuck offsets with the substrate.
In one embodiment, the card hole is right-angled intersection hole, and first strip-shaped hole and second strip-shaped hole are hung down
Directly, the limited block includes two the first limited blocks and two the second limited blocks for being set to the second end, one of institute
It states the first limited block and second limited block and is arranged and is formed first limiting section, another institute in right-angled intersection
It states the first limited block and second limited block to be arranged in right-angled intersection and form second limiting section, the accommodating cavity is opposite
Two sidewalls identical height and position at be respectively arranged with the convex block, there is spacing between two convex blocks.
In one embodiment, the length of first strip-shaped hole be greater than second strip-shaped hole length, described first
The length of limited block is greater than the length of second limited block, between less than two convex blocks of length of second limited block
Spacing.
In one embodiment, the first end is in pyramidal, the diameter of the first end along backlight transmission direction by
Gradual change is small.
The another object of the utility model is to provide a kind of display device, including display panel and above-mentioned backlight module,
The display panel is installed on the light emission side of the backlight module.
The another object of the utility model is to provide a kind of backlight module, comprising:
Optical diaphragm；
Lamp bar and backboard, the lamp bar include substrate and the lamp bead on the substrate, and the substrate offers positioning
Hole, the horizontal and vertical protrusion respectively of the inner surface of the backboard are provided with multiple first convex ribs and multiple second convex ribs, Duo Gesuo
State the first convex ribs and multiple second convex ribs be surrounded by accommodating cavity, the opposite two sidewalls of the accommodating cavity protrude above be provided with it is convex
Block, the back side of the substrate are resisted against on first convex ribs, and first convex ribs correspond to the position protruding of the location hole
It is provided with positioning column, the positioning column adaptation is inserted in the location hole；
Support column, including opposite first end and second end, the end face of the first end offsets with the optical diaphragm, institute
The side protrusion for stating the second end of support column is provided with chuck, the first limiting section and the second limiting section, the chuck and described the
The first card slot that width adapts to the substrate, first limiting section and second limiting section are formed between one limiting section
Between be formed with the second card slot that width adapts to the convex block；
The substrate offers the first strip-shaped hole and the second strip-shaped hole in right-angled intersection, and the support column is located at first
When setting, first limiting section and second limiting section are contained in the accommodating cavity, and the substrate is caught in described first
In card slot, the convex block is caught in second card slot, when the support column is rotated from the first position to the second position, institute
Stating second end can be detached from from the substrate and the backboard.
Backlight module provided by the utility model is removable due to being all made of between the second end and lamp bar and backboard of support column
Be clamped after connection structure, support column and backboard assembly with backboard and lamp bar, support column rotate to second position Shi Kecong lamp bar and
Backboard is detached from, and the disassembling operations of lamp bar are simple, and support column not only acts as the effect of support optical diaphragm, while can also fixed light
Item realizes dual-use material, and the installation of lamp bar is enable to save screw and process, reduces artificial and Material Cost.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the positive structure schematic of backlight module provided by the embodiment of the utility model；
Fig. 2 is the schematic perspective view of backlight module shown in Fig. 1；
Fig. 3 is the configuration schematic diagram of backlight module shown in Fig. 1；
Fig. 4 is the partial enlargement diagram of lamp bar in backlight module shown in Fig. 1；
Fig. 5 is the cross-sectional view of backlight module shown in Fig. 1；
Fig. 6 is the enlarged diagram in the portion A in Fig. 4；
Fig. 7 is the schematic perspective view of support column in backlight module shown in Fig. 1；
Fig. 8 is the side structure schematic view of support column in backlight module shown in Fig. 1；
Fig. 9 is the schematic perspective view of another angle of support column in backlight module shown in Fig. 1.
Wherein, each appended drawing reference in figure:
10-backlight module 100-optical diaphragm, 200-lamp bars
210-substrate 220-lamp bead, 230-card holes
231-the first strip-shaped hole 240-location hole of the 230-the second strip-shaped hole
300-the 311-the first convex ribs of 310-accommodating cavity of backboard
312-the second convex ribs 320-convex block, 330-positioning column
400-support column 401-first end, 402-second ends
403-the first card slot the 410-the first limiting section of the 404-the second card slot
420-the second limiting section the 412-the second limited block of the 411-the first limited block
430-chucks.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Fig. 1~7, backlight module 10 provided by the embodiment of the utility model, including optical diaphragm 100, lamp bar
200, backboard 300 and support column 400.Lamp bar 200 is including being tightly attached to the lamp of the substrate 210 and setting of backboard 300 over the substrate 210
Pearl 220, lamp bead 220, which is located on the side of optical diaphragm 100, backboard 300, has accommodating cavity 310.Support column 400 includes phase
Pair first end 401 and second end 402, end face and the optical diaphragm 100 of the first end 401 offset, so that lamp bar 200 and optics
Mixed light space is formed between diaphragm 100；When support column 400 is located at first position, second end 402 wears the substrate of lamp bar 200
210, a part of second end 402 is contained in the accommodating cavity 310 on backboard 300, and second end 402 and backboard 300 are clamped, i.e.,
Second end 402 is connected in substrate 210 and backboard 300, when support column 400 is rotated from first position to the second position, second end 402
It can be detached from from substrate 210 and backboard 300.That is, between support column 400 and lamp bar 200, support column 400 and backboard 300 all
It is detachably connected, when support column 400 is installed on backboard 300, support optical diaphragm 100 and fixed lamp bar can be played simultaneously
200 effect, support column 400 are rotated from first position to second position Shi Kecong lamp bar 200 and the extraction of backboard 300, facilitate lamp
The setting of the installation of item 200, support column 400 can effectively reduce installation procedure, moreover it is possible to which dual-use material reduces manufacturing cost.
Backlight module 10 provided in this embodiment, due to support column 400 second end 402 and lamp bar 200 and backboard 300 it
Between be all made of releasable connection structure, support column 400 and backboard 300 are clamped after assembling with backboard 300 and lamp bar 200, support column 400
Rotation to second position Shi Kecong lamp bar 200 and backboard 300 is detached from, and the disassembling operations of lamp bar 200 are simple, and support column 400 is not only
Play the role of supporting optical diaphragm 100, while lamp bar 200 can also be fixed, realizes dual-use material, enable the installation of lamp bar 200
Screw and process are saved, artificial and Material Cost is reduced.
In one embodiment, the substrate 210 of lamp bar 200 offers card hole 230, is provided in the accommodating cavity 310 of backboard 300
Convex block 320.When support column 400 is located at first position, the second end 402 and lamp bar 200 and convex block 320 of support column 400 are clamped, branch
When dagger 400 is rotated from first position to the second position, second end 402 be in can and the shape that is detached from of substrate 210 and backboard 300
State can extract support column 400 to along backlight transmission direction force, and support column 400 is pulled out from accommodating cavity 310 and card hole 230
After out, lamp bar 200 can be taken out from backboard 300, and lamp bar 200 is dismounted easily.
As shown in Fig. 6~9, in one embodiment, the second end 402 of support column 400 is provided with the first card slot 403 and
Two draw-in groove 404, the width of first card slot 403 adapt to substrate 210, and the width of the second card slot 404 adapts to convex block 320.Branch
When dagger 400 is located at first position, substrate 210 is sticked in the first card slot 403, and convex block 320 is caught in the second card slot 404, such as
This, the locking of lamp bar 200 is fastened on backboard 300 by support column 400, when support column 400 is rotated from first position to the second position,
The second end 402 of support column 400 can be detached from from substrate 210 and backboard 300, i.e., support column 400 is in the state that can be extracted.
The side of the second end 402 of support column 400 is arranged at intervals with the first limiting section 410 and the second limiting section 420, and first
The second card slot 404 is formed between limiting section 410 and the second limiting section 420.When support column 400 is located at first position, substrate 210
It is clamped with the first card slot 403, the convex block 320 and the second card slot 404 in accommodating cavity 310 are clamped；Support column 400 is revolved from first position
When going to the second position, substrate 210 is detached from from the first card slot 403, and convex block 320 is detached from from the second card slot 404, so that support column
400 second end 402 can be detached from from backboard 300 and substrate 210, i.e., exert a force at this time along backlight transmission direction, can be by support column 400
It is extracted from lamp bar 200 and backboard 300.
It is appreciated that first lamp bar 200 is placed on backboard 300 when needing for lamp bar 200 to be mounted on backboard 300,
So that the card hole 230 in lamp bar 200 is directed at the convex block 320 in accommodating cavity 310, then the second end 402 of support column 400 is directed at lamp bar
The second end 402 of support column 400 is inserted into the accommodating cavity 310 of backboard 300 by the card hole 230 on 200, until support column 400
In the second position, then support column 400 is rotated from the second position to first position, at this time support column 400 respectively with substrate 210
It is clamped with backboard 300, in this way, lamp bar 200 is fixed on backboard 300 by support column 400, meanwhile, the first of support column 400
The end face at end 401 can be used for supporting the optical diaphragm 100 of backlight module 10.
As shown in Figure 2-5, in one embodiment, card hole 230 includes 231 He of the first strip-shaped hole being opened on substrate 210
Second strip-shaped hole 232, the first strip-shaped hole 231 and the second strip-shaped hole 232 are arranged in a crossed manner, and the two is connection.The of support column 400
Two limiting sections 420 include the multiple limited blocks for being set to 402 side of second end, each limited block of the first limiting section 410
Position and the position of each limited block of the second limiting section 420 correspond, when support column 400 is located at the second position, each limit
Block can be detached from from the first strip-shaped hole 231 and the second strip-shaped hole 232 of the accommodating cavity 310 of backboard 300 and lamp bar 200, at this time may be used
Support column 400 is extracted.
As shown in Fig. 2~9, in one embodiment, the card hole 230 opened up on substrate 210 includes the first strip-shaped hole 231 and the
Two strip-shaped holes 232, the first strip-shaped hole 231 and the second strip-shaped hole 232 are arranged in right-angled intersection, and the first strip-shaped hole 231 is perpendicular to the
Two strip-shaped holes 232.The width of first strip-shaped hole 231 may be configured as the width equal to the second strip-shaped hole 232, the first strip-shaped hole 231
Length may be configured as the length greater than the second strip-shaped hole 232.Limited block includes two first limits for being set to second end 402
Block 411 and two the second limited blocks 412, one of them first limited block and second limited block are in right-angled intersection setting and shape
At the first limiting section 410, and another first limited block 411 and the second limited block 412 are arranged in right-angled intersection and form the
Two limiting sections 420, the length of the first limited block 411 are greater than the length of the second limited block 412, and the corner of each limited block can be equipped with
Chamfering.First limited block 411 and the second limited block 412 are axially vertical with support column 400, the first limiting section 410 and second
The structure and size profile of limiting section 420 may be configured as the same.When support column 400 is rotated from the second position to first position,
Convex block 320 in accommodating cavity 310 is caught in the second card slot 404.Opposite two sidewalls are in identical in the accommodating cavity 310 of backboard 300
It is respectively equipped with convex block 320 at height and position, i.e., is equipped with two opposite convex blocks 320 in accommodating cavity 310, has between two convex blocks 320
Spacing.Spacing between less than two convex blocks 320 of the length of second limited block 412, support column 400 are rotated from first position
When to the second position, support column 400 is just rotated by 90 °, and the first limited block 411 and the second limited block 412 of corresponding position are located at
Between two convex blocks 320, support column 400 can be extracted at this time.It is appreciated that the shape of the card hole 230 on substrate 210 can change
Become, the first limiting section 410 and the second limiting section 420 in second end 402 are also corresponding to be changed, so that support column 400 is at first
Realize that locking fixes lamp bar 200, and the effect that can be extracted when rotation to the second position when setting.
As shown in Fig. 6~9, in one embodiment, the first part of the second end 402 of support column 400 is equipped with chuck 430,
Chuck 430 can be round chuck, and the outer circumferential sides of round chuck convexedly stretch in support column 400；Chuck 430 is also possible to other rule
The then chuck of shape or irregular shape.When lamp bar 200 is installed, the second end 402 of support column 400 is aligned in lamp bar 200
The second end 402 of support column 400 is inserted into the accommodating cavity 310 of backboard 300 by card hole 230, until chuck 430 and 210 phase of substrate
It supports, support column 400 is located at the second position at this time, is located at first position after support column 400 is then rotated predetermined angular again, will
Lamp bar 200 is fixed on backboard 300.
In the present embodiment, the first end 401 of support column 400 is in pyramidal, and the diameter of first end 401 is transmitted along backlight
Direction gradually becomes smaller, and the length of first end 401 is greater than the length of second end 402.It is appreciated that first end 401 also can be set
At other shapes, such as cylinder.
In the present embodiment, support column 400 is made of transparent material, is transmitted to lamp bead 220 with to reduce support column 400
It influences.
As shown in Figures 1 to 3, in one embodiment, location hole 240 there are two setting, backboard 300 are spaced apart on substrate 210
The position of corresponding location hole 240 is equipped with positioning column 330, the adaptation insertion location hole 240 of positioning column 330, and substrate 210 is spaced apart and is equipped with
The setting of three card holes 230, location hole 240 and card hole 230 can facilitate the fixed operation of lamp bar 200, and lamp bar 200 can be made to be placed on
Tentatively fixed lamp bar 200, is then inserted into each card hole 230 for each support column 400, rotates 400 predetermined angle of support column when backboard 300
Degree is clamped in this way, support column 400 and lamp bar 200 are realized, support column 400 and backboard 300 also realize clamping, and support column 400 is by lamp
Item 200 is locked on backboard 300.
As shown in Fig. 2~9, in one embodiment, backlight module 10 includes optical diaphragm 100, backboard 300,200 and of lamp bar
Support column 400, backlight module 10 are straight-down negative.The front (inner surface) of backboard 300 is transversely arranged with longitudinal protrusion respectively
There are multiple first convex ribs 311 and multiple second convex ribs 312, the first convex ribs 311 and the second convex ribs 312 are surrounded by accommodating cavity 310, should
Convex block 320 is provided on the opposite side wall of accommodating cavity 310, the cross section of convex block 320 is in rectangle, between having between two convex blocks 320
Every.Lamp bar 200 includes substrate 210 and multiple lamp beads 220 on substrate 210, and substrate 210 offers location hole 240 and card
Hole 230 is such as spaced apart over the substrate 210 and sets there are two location hole 240 and two card holes 230, and card hole 230 includes in right-angled intersection
The first strip-shaped hole 231 and the second strip-shaped hole 232 being arranged；The back side of substrate 210 is resisted against on the second convex ribs 312, the first convex ribs
311 position protrudings for corresponding to location hole 240 are provided with positioning column 330, and the positioning column 330 adaptation is plugged in location hole 240,
It is adapted to grafting by positioning column 330 and location hole 240, lamp bar 200 can be made tentatively to be installed on backboard 300.Support column 400 wraps
Opposite first end 401 and second end 402 are included, end face and the optical diaphragm 100 of first end 401 offset, the circumference of second end 402
Side, which is successively protruded, is provided with chuck 430, the first limiting section 410 and the second limiting section 420, chuck 430 and the first limiting section 410 it
Between be formed with the first card slot 403, be formed with the second card slot 404 between the first limiting section 410 and the second limiting section 420, the first limit
Corresponding structure in above-described embodiment can be used in the specific structure of position portion 410 and the second limiting section 420.Support column 400 is located at the
When one position, the adaptation of substrate 210 of lamp bar 200 is connected in the first card slot 403, i.e. substrate 210 is fastened in chuck 430 and the first limit
Between position portion 410, two convex blocks 320 of accommodating cavity 310 are caught in the second card slot 404, and support column 400 is rotated from first position to
When two positions, convex block 320 is detached from from the second limiting section 420, also, the first limiting section 410 and the second limiting section 420 can be from substrates
210 and backboard 300 be detached from, i.e., the second end 402 of support column 400 can be from the accommodating cavity 310 of backboard 300 and the card hole of lamp bar 200
230 are detached from, and support column 400 can be pulled out.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of backlight module, it is characterised in that: include:
Optical diaphragm；
Lamp bar and backboard, the lamp bar include the substrate being resisted against on the backboard and the lamp bead on the substrate, described
Backboard has accommodating cavity；
Support column, including opposite first end and second end, the end face of the first end offsets with the optical diaphragm, the branch
When dagger is located at first position, the second end wears the substrate and is clamped with the substrate, a part of the second end
It is contained in the accommodating cavity and is clamped with the backboard, when the support column is rotated from the first position to the second position,
The second end can be detached from from the substrate and the backboard.
2. backlight module according to claim 1, it is characterised in that: the substrate offers card hole, in the accommodating cavity
Equipped with convex block, the second end adapts to the first card slot of the substrate equipped with width and width adapts to the second of the convex block
Card slot, when the support column is located at the first position, the substrate is caught in first card slot, and the convex block is caught in described
In second card slot, when the support column is rotated from the first position to the second position, the second end can from the substrate and
The backboard is detached from.
3. backlight module according to claim 2, it is characterised in that: the side of the second end is provided with the first limiting section
With the second limiting section, second card slot, the support column position are formed between first limiting section and second limiting section
When the second position, the substrate is detached from from first card slot, and the convex block is detached from from second card slot, so that institute
Stating support column can be detached from from the backboard and the substrate.
4. backlight module according to claim 3, it is characterised in that: the card hole includes be opened on the substrate
One strip-shaped hole and the second strip-shaped hole, first strip-shaped hole and second strip-shaped hole are arranged in a crossed manner；First limiting section and
Second limiting section includes the multiple limited blocks for being set to the second end side, each limited block of first limiting section
Position and second limiting section each limited block position correspond.
5. backlight module according to claim 3, it is characterised in that: the second end protrusion is provided with chuck, the card
First card slot is formed between disk and first limiting section, when the support column is located at the first position, the chuck
Side offset with the substrate.
6. backlight module according to claim 4, it is characterised in that: the card hole be right-angled intersection hole, described first
Shape hole is vertical with second strip-shaped hole, the limited block include be set to the second end two the first limited blocks and two
Second limited block, one of them described first limited block and second limited block are arranged in right-angled intersection and are formed described
First limiting section, another described first limited block and second limited block are arranged in right-angled intersection and form described second
Limiting section is respectively arranged with the convex block, two convex blocks at the identical height and position of the opposite two sidewalls of the accommodating cavity
Between have spacing.
7. backlight module according to claim 6, it is characterised in that: the length of first strip-shaped hole is greater than described second
The length of strip-shaped hole, the length of first limited block are greater than the length of second limited block, the length of second limited block
Spend the spacing between less than two convex blocks.
8. backlight module according to claim 1, it is characterised in that: the first end in pyramidal, the first end
Diameter gradually becomes smaller along backlight transmission direction.
9. a kind of display device, it is characterised in that: including display panel and backlight mould as described in any one of claims 1 to 8
Group, the display panel are installed on the light emission side of the backlight module.
10. a kind of backlight module, it is characterised in that: include:
Optical diaphragm；
Lamp bar and backboard, the lamp bar include substrate and the lamp bead on the substrate, and the substrate offers location hole, institute
Horizontal and vertical protrude respectively of inner surface for stating backboard is provided with multiple first convex ribs and multiple second convex ribs, and multiple described first
Convex ribs and multiple second convex ribs are surrounded by accommodating cavity, and the opposite two sidewalls of the accommodating cavity, which protrude above, is provided with convex block, institute
The back side for stating substrate is resisted against on first convex ribs, and the position protruding that first convex ribs correspond to the location hole is provided with
Positioning column, the positioning column adaptation are inserted in the location hole；
Support column, including opposite first end and second end, the end face of the first end offsets with the optical diaphragm, the branch
The side protrusion of the second end of dagger is provided with chuck, the first limiting section and the second limiting section, the chuck and first limit
The first card slot that width adapts to the substrate is formed between the portion of position, between first limiting section and second limiting section
It is formed with the second card slot that width adapts to the convex block；
The substrate offers the first strip-shaped hole and the second strip-shaped hole in right-angled intersection, and the support column is located at first position
When, first limiting section and second limiting section are contained in the accommodating cavity, and the substrate is caught in first card
In slot, the convex block is caught in second card slot, described when the support column is rotated from the first position to the second position
Second end can be detached from from the substrate and the backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821694927.XU CN208805656U (en) | 2018-10-18 | 2018-10-18 | Backlight module and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821694927.XU CN208805656U (en) | 2018-10-18 | 2018-10-18 | Backlight module and display device |
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| CN208805656U true CN208805656U (en) | 2019-04-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578599A (en) * | 2020-12-17 | 2021-03-30 | 深圳Tcl新技术有限公司 | Shell assembly, backlight module and display |
| TWI726695B (en) * | 2020-04-22 | 2021-05-01 | 友達光電股份有限公司 | Display assembly structure |
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2018
- 2018-10-18 CN CN201821694927.XU patent/CN208805656U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI726695B (en) * | 2020-04-22 | 2021-05-01 | 友達光電股份有限公司 | Display assembly structure |
| CN112578599A (en) * | 2020-12-17 | 2021-03-30 | 深圳Tcl新技术有限公司 | Shell assembly, backlight module and display |
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