CN209044240U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
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- CN209044240U CN209044240U CN201822185955.5U CN201822185955U CN209044240U CN 209044240 U CN209044240 U CN 209044240U CN 201822185955 U CN201822185955 U CN 201822185955U CN 209044240 U CN209044240 U CN 209044240U
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- backlight module
- face
- barricade
- elastic
- module according
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- 238000010586 diagram Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000005489 elastic deformation Effects 0.000 description 3
- 238000009432 framing Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model relates to a kind of backlight module, including backboard and backlight module frame, the backlight module frame includes: side plate；The support plate being connect with the side plate, including the second face for being used to support the first face of display panel and being oppositely arranged with first face；At least one elastic barricade, each elastic barricade is strip structure, and the first end of the strip structure is fixedly connected on second face, and the second end of the strip structure being oppositely arranged with the first end is free end.The utility model further relates to a kind of display device.By the setting of elastic barricade, the elastic connection between backboard and frame is realized, avoid the generation for connecting too tight or too loose phenomenon between backboard and frame, enhance the connective stability between backboard and frame, improve product quality.
Description
Technical field
The utility model relates to show production technical field more particularly to a kind of backlight module and display device.
Background technique
In recent years, the development of liquid crystal display is very swift and violent, and resolution ratio is higher and higher, and frame is more and more narrow, and thickness is more next
It is thinner.In being typically designed, directly the shelling machine that frame and backboard that liquid crystal module uses directly work as complete machine is used, to reduce
The integral thickness and border width of complete machine improve the structure aesthetics and the market competitiveness of product.Because the engaging on frame is recessed
Slot is that the sliding block ejection molding on mold is produced, and is set between groove so the interior barrier wall structure of frame can only engage in every two
Meter, but backboard and frame be in actual production, the engaging on convex closure and frame matched on backboard with the card of frame and groove
Groove, which has the dimensions offset, to be existed, and can not accomplish absolute center design value, and the connection between backboard and frame is
The phenomenon that being rigidly connected, card and loosening or card and interference be easy to appear between backboard and frame, and cause product bad.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of backlight module and display device, solve backboard and
Easily there is too loose or too tight phenomenon and the problem that causes product bad in connection between frame.
In order to achieve the above object, the technical solution adopted in the utility model is: a kind of backlight module, including backboard and back
Optical mode framing, the backlight module frame include:
Side plate；
The support plate being connect with the side plate, including the first face and the second face being oppositely arranged；
At least one elastic barricade, each elastic barricade is strip structure, and the first end of the strip structure is fixed
It is connected on second face, the second end of the strip structure being oppositely arranged with the first end is free end.
Further, each strip structure is a cantilever beam, and two cantilever beam intervals being disposed adjacent and
It is oppositely arranged.
Further, the part that two cantilever beams being oppositely arranged are connect with second face is connected.
Further, the angle between each cantilever beam and second face is greater than or equal to 0 degree.
Further, the angle between each cantilever beam and second face is greater than 0 degree, and the first end is described in
The distance in the second face is less than the second end to the distance in second face.
Further, the largest deformation amount of the elastic barricade be less than or equal to the first end to second face away from
From the difference at a distance from the second end to second face.
Further, the side on the side plate close to the support plate is provided with multiple card slots, the two neighboring card
At least one described elastic barricade is set between slot.
Further, the backboard includes bottom plate and side wall, and the side wall is plugged in the multiple elastic barricades, the branch
Fagging, the side plate surround in the accommodation space to form the side wall for accommodating stationary backplate.
Further, the side on the side plate close to the support plate is provided with multiple card slots, separate on the side wall
The side of the bottom plate is provided with the protrusion for cooperating with the card slot.
Further, the elastic barricade elasticity is connected on the bottom plate, and the protrusion is close to the side of the bottom plate
Joint face with the gap between the corresponding side wall of card slot be zero.
The utility model also provides a kind of display device, including above-mentioned backlight module.
The beneficial effects of the utility model are: realizing that the elasticity between backboard and frame connects by the setting of elastic barricade
It connects, avoids the generation for connecting too tight or too loose phenomenon between backboard and frame, enhance the stable connection between backboard and frame
Property, improve product quality.
Detailed description of the invention
Fig. 1 shows the connection schematic diagrams for being typically designed dorsulum and frame；
Fig. 2 indicates the utility model embodiment middle frame structure schematic diagram one；
Fig. 3 indicates the partial structure diagram of the top view of Fig. 2；
Fig. 4 indicates the utility model embodiment middle frame structure schematic diagram two；
Fig. 5 indicates the utility model embodiment middle frame structure schematic diagram three；
Fig. 6 indicates the A-A of Fig. 5 to schematic cross-section；
Fig. 7 indicates the utility model embodiment dorsulum and frame connection schematic diagram；
Fig. 8 shows the part-structure enlarged diagrams of Fig. 7；
Fig. 9 indicates elastic barrier wall structure schematic diagram in the utility model embodiment；
Figure 10 indicates that backlight module frame makes status diagram in the utility model embodiment；
Figure 11 indicates the structural schematic diagram of elastic barricade in another embodiment of the utility model embodiment.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution of the utility model embodiment is clearly and completely described in the attached drawing of type embodiment.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, those of ordinary skill in the art's every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the gap at the first link position 8 of backboard 1 and frame 2 is usually 0, second when conventional design
Between 0.1-0.15mm, satisfaction can be completed in structure design in gap at link position 9 and third link position 10
Assembly assembling.But backboard 1 and frame 2, in actual production, the convex closure of backboard 1 and the engaging groove of frame 2 have certain ruler
Very little offset exists, and frame 2 with backboard 1 after assembling, and the gap at the second link position 9 and third link position 10 is often
Deviate original design intention.Gap at second link position 9, which becomes larger, will cause the engaging with frame 2 of backboard 1 loosening, in complete machine
This loose phenomenon can be embodied, product quality is influenced；Gap at second link position 9 is zero or when less than zero, the second connection position
Interference phenomenon will be will appear by setting at 9, be easy to appear escape phenomenon, cause the engaging of product bad, will cause frame 2 when serious
Local location deformation increases risk hidden danger to the quality of finished product.
In view of the above-mentioned problems, the present embodiment provides a kind of backlight module, including backboard and backlight module frame, the backlight
Module framework includes:
Side plate 1；
The support plate 2 being connect with the side plate 1, including be used to support display panel the first face and with first face
The second face being oppositely arranged；
At least one elastic barricade, each elastic barricade is strip structure, and the first end 31 of the strip structure is solid
Surely it being connected on second face, the second end 32 of the strip structure being oppositely arranged with the first end 31 is free end,
Multiple elastic barricades, the support plate 2, the side plate 1 surround the receiving sky to form the side wall for accommodating stationary backplate
Between, with reference to Fig. 2-Fig. 8.
By the setting of elastic barricade, the elastic connection between backboard and backlight module frame is realized, so that the elasticity
The gap of junction between barricade and backboard is zero, and avoid as actual size offset and caused by backboard and backlight mould
The generation of too tight or too loose phenomenon is connected between framing, enhances the connective stability between backboard and backlight module frame,
Improve product quality.It is described elasticity barricade specific constructive form can there are many, in the present embodiment, each strip structure
For a cantilever beam 3, the first end 31 and the second end 32 are two be oppositely arranged on the length direction of the cantilever beam 3
End.
In one embodiment of the present embodiment, each strip structure is a cantilever beam 3, and two institutes being disposed adjacent
It states the interval of cantilever beam 3 and is oppositely arranged, i.e., the second end 32 of one cantilever beam 3 is towards another adjacent described cantilever
The direction of beam 3 is arranged, as shown in figure 11.
In the embodiment, the elasticity barricade is made of mutually independent two parts, to simplify the elasticity gear
The manufacture craft of wall.
When angle between the cantilever beam 3 and second face is zero, i.e., the described cantilever beam 3 and second face phase
When parallel, the first end 31 of the cantilever beam 3 extends to form the cantilever beam 3 and institute to the direction close to second face
The interconnecting piece 30 of the second face connection is stated, the setting of the interconnecting piece 30 increases between the cantilever beam 3 and second face
Distance, conducive to the elastic connection between the backboard and the backlight module frame.
In another embodiment of the present embodiment, each strip structure is a cantilever beam 3, and two be disposed adjacent
It the cantilever beam 3 interval and is oppositely arranged, i.e., another is described outstanding towards adjacent for the second end 32 of one cantilever beam 3
The direction of arm beam 3 is arranged, and the part that two be oppositely arranged the cantilever beam 3 is connect with second face is connected, i.e., in opposite directions
The connection that the first end 31 of a cantilever beam 3 in two be arranged the cantilever beam 3 is connect with second face
The first end 31 and described second in portion 30 and another cantilever beam 3 in two cantilever beams 3 being oppositely arranged
The interconnecting piece 30 of face connection connects.As shown in Fig. 2-Fig. 8.
In the present embodiment above embodiment, the angle between each cantilever beam 3 and second face is greater than or waits
Angle a in 0 degree, i.e. Fig. 9 between dotted line and the cantilever beam 3 is greater than or equal to 0 degree.
Preferably, the angle between each cantilever beam 3 and second face is greater than 0 degree, i.e., each cantilever beam 3
For one to the inclined ramp structure in direction far from the support plate 2, the setting of ramp structure is so that the elasticity barricade and back
When plate connects, the elastic connection between backboard and backlight module frame is realized in elastic deformation, while the elastic barricade is existed
After elastic deformation, increases the connection area of the junction between the elastic barricade and backboard, ensure that backboard and backlight module
The connective stability of frame.
In the present embodiment, each cantilever beam 3 includes the first end 31 and second end being oppositely arranged along its length
32, the distance of the first end 31 to second face is less than the distance that the second end 32 arrives second face.
Preferably, the first end 31 is to the distance in second face at a distance from the second end 32 to second face
Difference be 0.15-0.3mm, but be not limited thereto.
If the largest deformation amount of the elasticity barricade is greater than distance B1 and institute of the first end 31 to second face
State second end 32 to second face distance B2 difference, then when the elasticity barricade deformation, the cantilever beam 3 can be to leaning on
The direction in nearly second face is mobile, reduces the connection of the position played a supporting role between backboard and backlight module frame
Area reduces backboard and backlight mould it could even be possible to the connection between backboard and backlight module frame is made to become a connection
Connective stability between framing, so in order to guarantee the connective stability between backboard and backlight module frame, this implementation
In example, the largest deformation amount of the elasticity barricade is less than or equal to the first end 31, and to the distance B1 in second face, (B1 is
Surface of the first end of the cantilever beam 3 far from second face is the distance between to second face) with described second
To the distance B2 in second face, (B2 is arrived for the second end 32 of the cantilever beam 3 far from the surface in second face at end 32
The distance between described second face) difference, with reference to Fig. 9.
In order to make the elastic barricade shown in Fig. 8 of Fig. 2-in the present embodiment, by upper cores 20 and lower mode 30 into
Row production, and when making backlight module frame, a sliding block 40 is filled in the lower film benevolence 30 in such a way that mold is inlayed
In, and match with upper cores 20 and lower mode 30 to form backlight module frame, as shown in Figure 10, backlight module frame is being infused
After being moulded into type, first by sliding block 40 according to stripping direction (arrow direction in Figure 10) demoulding after, then by upper cores 20 and lower mode
30 separation (in current industry, this mode is shaped to common knowledge, and details are not described herein), can form shown in Fig. 2-Fig. 8
, tool there are two the backlight module frame of the elastic barricade of the cantilever beam 3 that is oppositely arranged, in the present embodiment, the elasticity
Only one face of barricade connects with backlight module frame, and other several faces of the elasticity barricade are non-contact face.
In the present embodiment, in order to be conducive to the elastic deformation of the elastic barricade, the elasticity barricade uses plastic production.
It is further preferred that the backlight module frame integrally adopt it is made of plastic.
Preferably, in the present embodiment, the backlight module frame is integrally formed.
It should be noted that it is described elasticity barricade and the backlight module frame between connection type be also possible to it is seperated
After molding, then the mode being attached, for example, the elasticity barricade and the backlight module can pass through double faced adhesive tape or glue
The mode of connection is bonded.
In the present embodiment, the side on the side plate 1 close to the support plate 2 is provided with multiple card slots 4, two neighboring institute
It states and at least one described elastic barricade is set between card slot 4.
In the present embodiment, the backboard includes bottom plate 101 and side wall 102, and the side wall is plugged in multiple elasticity gears
Wall, the support plate 2, the side plate 1 surround in the accommodation space of side wall 102 to be formed for accommodating stationary backplate, such as Fig. 7 and
Shown in Fig. 8.
In the present embodiment, the side on the side plate 1 close to the support plate 2 is provided with multiple card slots 4, the side wall
Side on 102 far from the bottom plate 101 is provided with the protrusion 1020 for cooperating with the card slot 4.
In the present embodiment, the elasticity barricade elasticity is connected on the bottom plate 101, and described raised 1020 close to the bottom
Gap between the joint face of the side of plate 101 and the corresponding side wall of the card slot 4 is zero.
The above is the utility model preferred embodiment, it should be pointed out that those of ordinary skill in the art are come
It says, under the premise of not departing from principle described in the utility model, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as scope of protection of the utility model.
Claims (11)
1. a kind of backlight module, including backboard and backlight module frame, which is characterized in that the backlight module frame includes:
Side plate；
The support plate being connect with the side plate, including the first face and the second face being oppositely arranged；
At least one elastic barricade, each elastic barricade is strip structure, and the first end of the strip structure is fixedly connected
In on second face, the second end of the strip structure being oppositely arranged with the first end is free end.
2. backlight module according to claim 1, which is characterized in that each strip structure is a cantilever beam, and phase
Neighbour setting two cantilever beam intervals and be oppositely arranged.
3. backlight module according to claim 2, which is characterized in that two cantilever beams being oppositely arranged and described the
The part of two faces connection is connected.
4. backlight module according to claim 2 or 3, which is characterized in that each cantilever beam and second face it
Between angle be greater than or equal to 0 degree.
5. backlight module according to claim 4, which is characterized in that between each cantilever beam and second face
Angle is greater than 0 degree, and the distance of the first end to second face is less than at a distance from the second end to second face.
6. backlight module according to claim 5, which is characterized in that the largest deformation amount of the elasticity barricade is less than or waits
In difference of the distance at a distance from the second end to second face of the first end to second face.
7. backlight module according to claim 1, which is characterized in that the side on the side plate close to the support plate is set
Multiple card slots are equipped with, at least one described elastic barricade is set between the two neighboring card slot.
8. backlight module according to claim 1, which is characterized in that the backboard includes bottom plate and side wall, the side wall
It is plugged in multiple elastic barricades, the support plate, the side plate and surrounds the appearance to form the side wall for accommodating stationary backplate
It receives in space.
9. backlight module according to claim 8, which is characterized in that the side on the side plate close to the support plate is set
Multiple card slots are equipped with, the side far from the bottom plate is provided with the protrusion for cooperating with the card slot on the side wall.
10. backlight module according to claim 9, which is characterized in that the elasticity barricade elasticity is connected to the bottom plate
On, the joint face of side of the close bottom plate of protrusion is zero with the gap between the corresponding side wall of the card slot.
11. a kind of display device, which is characterized in that including the described in any item backlight modules of claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185955.5U CN209044240U (en) | 2018-12-25 | 2018-12-25 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185955.5U CN209044240U (en) | 2018-12-25 | 2018-12-25 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209044240U true CN209044240U (en) | 2019-06-28 |
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ID=67044827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822185955.5U Expired - Fee Related CN209044240U (en) | 2018-12-25 | 2018-12-25 | Backlight module and display device |
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| Country | Link |
|---|---|
| CN (1) | CN209044240U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112835227A (en) * | 2021-02-19 | 2021-05-25 | Oppo广东移动通信有限公司 | Backlight module and electronic equipment |
-
2018
- 2018-12-25 CN CN201822185955.5U patent/CN209044240U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112835227A (en) * | 2021-02-19 | 2021-05-25 | Oppo广东移动通信有限公司 | Backlight module and electronic equipment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 |