CN206301121U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
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- CN206301121U CN206301121U CN201720003215.8U CN201720003215U CN206301121U CN 206301121 U CN206301121 U CN 206301121U CN 201720003215 U CN201720003215 U CN 201720003215U CN 206301121 U CN206301121 U CN 206301121U
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- backlight module
- backboard
- resilient snubber
- display device
- light guide
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Abstract
The utility model is related to display technology field, discloses a kind of backlight module and display device.Backlight module includes the glue frame for having the backboard of accommodation space and being connected in the accommodation space of backboard and with backboard, glue frame includes the limiting section of the bottom wall perpendicular to backboard, and the supporting part stretched out towards the accommodation space of backboard being connected with limiting section, there is empty avoiding region, empty avoiding is provided with resilient snubber in region between supporting part and the bottom wall of backboard.When backlight module falls, the impulsive force that the supporting part of glue frame is subject to can effectively be buffered and discharged in the presence of resilient snubber, thus effectively prevent glue frame when backlight module falls and the phenomenon of hard contact directly occurs with backboard or light guide plate, fall performance such that it is able to improve the anti-of backlight module, when above-mentioned backlight module is applied to display device, the broken screen phenomenon that display device is produced when falling can be greatly reduced, performance and product quality are fallen such that it is able to improve the anti-of display device.
Description
Technical field
The utility model is related to display technology field, more particularly to a kind of backlight module and display device.
Background technology
At present, the backlight module of display device is generally using LED (light-emitting diode, light emitting diode, letter
Claim LED) used as light source, according to the distributing position of light source, backlight module can be divided into two kinds of straight-down negative and side entering type.
Fig. 1 and Fig. 2 are two kinds of structures of side entrance back module, and by taking side entrance back module as an example, its structure is generally wrapped
Include：Backboard 20 with accommodation space；Reflector plate 21, light guide plate 22 and the light sequentially placed in the accommodation space of backboard 20
Learn film group 23；In the accommodation space of backboard and positioned at the LED light group (not shown) of light guide plate incident side；And be located at
The top of optical film group 23 and the glue frame 24 being connected with backboard 20.
Under normal circumstances, display device will carry out drop resistance test after the completion of production, as market is to display device
The increasingly raising of product quality requirement, the drop resistance of display device should also become better and better.However, in the prior art, working as display
When device falls situation, directly there is hard contact in glue frame 24, easily cause display to fill with light guide plate 22 or backboard 20
The broken screen phenomenon of appearance is put, so as to leverage the product quality of display device.
Utility model content
The purpose of this utility model is to provide a kind of backlight module and display device, to improve the resilience of backlight module
Can, and then improve the drop resistance and product quality of display device.
The utility model embodiment provides a kind of backlight module, including the backboard with accommodation space and positioned at backboard
The glue frame being connected in accommodation space and with backboard, wherein：
The glue frame includes the limiting section of the bottom wall perpendicular to backboard, and be connected with the limiting section towards backboard
There is empty avoiding region, the empty avoiding region between the bottom wall of the supporting part that accommodation space stretches out, the supporting part and the backboard
Inside it is provided with resilient snubber.
In the utility model embodiment, when backlight module falls, the impulsive force that the supporting part of glue frame is subject to can
With in the presence of resilient snubber effectively buffered and discharged, compared to existing technology, the technical program is effective to be avoided the back of the body
When light module falls directly there is the phenomenon of hard contact in glue frame with backboard or light guide plate, such that it is able to improve backlight module
It is anti-to fall performance, when above-mentioned backlight module is applied to display device, display device can be greatly reduced and produced when falling
Broken screen phenomenon, fall performance such that it is able to improve the anti-of display device, further improve display device product quality.
Preferably, the backlight module be additionally included in be sequentially placed in the accommodation space of backboard reflector plate, light guide plate and
Optical film group, and in the accommodation space of backboard and positioned at the light source of the light guide plate incident side, wherein, it is non-in light guide plate
In the empty avoiding region of incident side, resilient snubber is provided with the empty avoiding region of at least two non-light incidence sides of light guide plate.
Preferably, it is provided with resilient snubber in the empty avoiding region of the light guide plate non-light incidence side.
Specifically, the marginal portion of the reflector plate is located in the empty avoiding region.
Preferably, there is space between the surface of the bottom of the resilient snubber and the reflector plate.Using such
Design, when resilient snubber is when chip is produced in the presence of impulsive force, chip can be stored in resilient snubber and reflector plate
Between space in, and then can reduce chip scratch light guide plate situation.
Specifically, the resilient snubber is strip resilient snubber.
Specifically, the resilient snubber includes multiple spaced block elastic buffer structures.
Specifically, the resilient snubber is Nian Jie with the supporting part of the glue frame.
Optionally, the resilient snubber includes rubber or foam.
The utility model embodiment provides a kind of display device, including the backlight module described in any of the above-described technical scheme.
The drop resistance of the display device is stronger, thus product quality is preferable.
Brief description of the drawings
Fig. 1 is the cross section structure schematic diagram of a backlight module in the prior art；
Fig. 2 is the cross section structure schematic diagram of another backlight module in the prior art；
Fig. 3 is the cross section structure schematic diagram of the utility model embodiment backlight module；
Fig. 4 is the structural representation of the resilient snubber of the embodiment backlight module of the utility model one；
Fig. 5 is the structural representation of the resilient snubber of another embodiment backlight module of the utility model；
Fig. 6 is the cross section structure schematic diagram of the utility model embodiment display device；
Fig. 7 for the utility model embodiment display device six faces from a certain height fall when schematic diagram.
Prior art description of reference numerals：
20- backboards
21- reflector plates
22- light guide plates
23- optical film groups
24- glue frames
The utility model embodiment reference：
10- backboards
100- empty avoidings region
11- reflector plates
12- light guide plates
13- optical film groups
14- glue frames
140- limiting sections
141- supporting parts
15- elastomeric elements
150- bulk elastic buffer structures
16- liquid crystal panels
17- two-sided tapes
18- light sources
Specific embodiment
In order to improve the drop resistance of backlight module, and then the drop resistance and product quality of display device are improved, this reality
A kind of backlight module and display device are provided with new embodiment.Below in conjunction with the accompanying drawing in the utility model embodiment,
Technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment is only this reality
With new a part of embodiment, rather than whole embodiments.Based on the embodiment in the utility model, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the model of the utility model protection
Enclose.
As shown in figure 3, the utility model embodiment provide a kind of backlight module, including the backboard 10 with accommodation space with
And the glue frame 14 being connected in the accommodation space of backboard 10 and with backboard 10, wherein：
Glue frame 14 includes the limiting section 140 of the bottom wall perpendicular to backboard 10, and be connected with limiting section 140 towards backboard
There is empty avoiding region 100, empty avoiding area between the bottom wall of the supporting part 141 that 10 accommodation space stretches out, supporting part 141 and backboard 10
Resilient snubber 15 is provided with domain 100.
Wherein, the particular type of resilient snubber 15 is not limited, for example, can be rubber or foam etc..
In the utility model embodiment, when backlight module falls, what the supporting part 141 of glue frame 14 was subject to impacts
Power can effectively be buffered and discharged in the presence of resilient snubber 15, and compared to existing technology, the technical program is effective
When avoiding backlight module from falling directly there is the phenomenon of hard contact in glue frame with backboard or light guide plate, such that it is able to improve backlight
The anti-of module falls performance, when above-mentioned backlight module is applied to display device, can greatly reduce display device and fall
When the broken screen phenomenon that produces, fall performance such that it is able to improve the anti-of display device, further improve the product quality of display device.
Refer to shown in Fig. 3 and Fig. 4, in a specific embodiment of the present utility model, backlight module is additionally included in the back of the body
Reflector plate 11, light guide plate 12 and the optical film group 13 being sequentially placed in the accommodation space of plate 10, and positioned at the accommodating of backboard 10
In space and positioned at the light source 18 of the incident side of light guide plate 12, wherein, it is preferred that in the empty avoiding region of the non-light incidence side of light guide plate 12
In, it is provided with resilient snubber 15 in the empty avoiding region of at least two non-light incidence sides of light guide plate 12.
More excellent, it is provided with resilient snubber 15 in the empty avoiding region of the non-light incidence side of light guide plate 12.In the technical scheme
In, four corners of backlight module and three edge in addition to incident side are provided with resilient snubber, work as backlight module
When falling, can be buffered from multiple positions and discharge stress when falling, thus the anti-of backlight module falls performance more preferably.
Wherein, the specific length of reflector plate 11 is not limited, and the end of such as reflector plate can be concordant with the end of light guide plate, and
For example, in the embodiment shown in Fig. 3 and Fig. 6, the length of reflector plate 11 can be longer than the length of light guide plate 12, in such case
Under, a lateral edge portions of reflector plate 11 are located in empty avoiding region 100, and another lateral edge portions are concordant with the end of light guide plate 12.
In a preferred embodiment based on above-described embodiment, the bottom of resilient snubber 15 and the surface of reflector plate 11 it
Between have space.Using such design, when resilient snubber is when chip is produced in the presence of impulsive force, chip can be stored
In space between resilient snubber and reflector plate, and then the situation that chip scratches light guide plate can be reduced.
Wherein, the concrete shape of resilient snubber is not limited, in a specific embodiment, as shown in figure 4, resilient snubber
It is strip resilient snubber.In another specific embodiment, as shown in figure 5, resilient snubber 15 includes that multiple intervals set
The block elastic buffer structure 150 put.
It should be understood that resilient snubber 15 is not limited with the connected mode of glue frame 14, preferably resilient snubber 15 and glue frame
14 supporting part 141 is bonded, and can be specifically bonded by two-sided tape.
As shown in fig. 6, the utility model embodiment additionally provides a kind of display device, including foregoing any embodiment the back of the body
Light module, and positioned at the liquid crystal panel 16 of the top of supporting part 141 of glue frame 14.Wherein, the supporting part of liquid crystal panel and glue frame
Connected mode do not limit, can be specifically bonded by two-sided tape 17.
In the technical scheme of the utility model embodiment, when display device is fallen from eminence, the side of liquid crystal panel 16
Portion and corner can be subject to certain stress (as shown by the arrows in Figure 6), and in the presence of resilient snubber 15, liquid crystal panel is subject to
Stress can effectively be buffered and be discharged, thus compared to existing technology, the drop resistance of the display device is stronger, is running into
The phenomenon that broken screen occurs when falling situation greatly reduces, thus product quality is preferable.
Wherein, the particular type of display device is not limited, for example can for liquid crystal TV set, liquid crystal display, panel computer,
Mobile phone, notebook computer etc..
Based on above-described embodiment, present inventor has carried out test of many times, by the technology of the utility model embodiment
Scheme is compared with technical scheme of the prior art, and concrete condition is as follows：
As shown in Figure 7, it is generally the case that display device is being carried out when drop resistance is tested, it is necessary to by display device
Six faces are fallen from certain height respectively, are confirmed whether broken screen phenomenon, if six faces do not occur broken screen and show after falling
As then increasing falling height, untill it there is broken screen.
Dorsal part in view of display device is provided with the structures such as circuit board, when drop resistance test is carried out, the application's
Inventor carries out drop test respectively to the front side in addition to display device dorsal part, upside, downside, left side and right side, initially
Falling height is 17cm, and following table is fallen for the display device and display device of the prior art of technical solutions of the utility model
The specific data fallen when testing：
From above-mentioned data, the average height that broken screen phenomenon occurs in display device in the prior art is 19.2cm, and this
In the technical scheme of utility model, the average height that broken screen phenomenon occurs in display device is 21.6cm, thus, compared to existing technology
For, the display device of the application, its anti-dropping height improves 5% or so.Can to sum up draw, it is aobvious that the utility model is provided
Showing device, its drop resistance is effectively improved compared to existing technology, thus its product quality is more preferably.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this practicality to the utility model
New spirit and scope.So, if it is of the present utility model these modification and modification belong to the utility model claim and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising these changes and modification.
Claims (10)
1. a kind of backlight module, it is characterised in that including the backboard with accommodation space and in the accommodation space of backboard
And the glue frame being connected with backboard, wherein：
The glue frame includes the limiting section of the bottom wall perpendicular to backboard, and the housing towards backboard being connected with the limiting section
There is empty avoiding region between the bottom wall of the supporting part that space is stretched out, the supporting part and the backboard, set in the empty avoiding region
It is equipped with resilient snubber.
2. backlight module as claimed in claim 1, it is characterised in that the backlight module is additionally included in the accommodation space of backboard
Reflector plate, light guide plate and the optical film group being inside sequentially placed, and in the accommodation space of backboard and positioned at the light guide plate
The light source of incident side, wherein, in the empty avoiding region of light guide plate non-light incidence side, the empty avoiding of at least two non-light incidence sides of light guide plate
Resilient snubber is provided with region.
3. backlight module as claimed in claim 2, it is characterised in that be all provided with the empty avoiding region of the light guide plate non-light incidence side
It is equipped with resilient snubber.
4. backlight module as claimed in claim 2, it is characterised in that the marginal portion of the reflector plate is located at the empty avoiding area
In domain.
5. backlight module as claimed in claim 4, it is characterised in that the bottom of the resilient snubber and the reflector plate
There is space between surface.
6. backlight module as claimed in claim 1, it is characterised in that the resilient snubber is strip resilient snubber.
7. backlight module as claimed in claim 1, it is characterised in that the resilient snubber includes multiple spaced piece
Shape elastic buffer structure.
8. backlight module as claimed in claim 1, it is characterised in that the resilient snubber glues with the supporting part of the glue frame
Connect.
9. the backlight module as described in any one of claim 1~8, it is characterised in that the resilient snubber include rubber or
Person's foam.
10. a kind of display device, it is characterised in that including the backlight module as described in any one of claim 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003215.8U CN206301121U (en) | 2017-01-03 | 2017-01-03 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003215.8U CN206301121U (en) | 2017-01-03 | 2017-01-03 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206301121U true CN206301121U (en) | 2017-07-04 |
Family
ID=59203759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720003215.8U Active CN206301121U (en) | 2017-01-03 | 2017-01-03 | Backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206301121U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473039A (en) * | 2018-12-28 | 2019-03-15 | 厦门天马微电子有限公司 | Display module and display device |
| CN109669298A (en) * | 2019-01-14 | 2019-04-23 | 京东方科技集团股份有限公司 | Backlight module and display device |
| WO2022077768A1 (en) * | 2020-10-14 | 2022-04-21 | 广州视源电子科技股份有限公司 | Side entry type backlight module |
| CN114924343A (en) * | 2022-05-26 | 2022-08-19 | 惠科股份有限公司 | Backlight module and display device |
-
2017
- 2017-01-03 CN CN201720003215.8U patent/CN206301121U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473039A (en) * | 2018-12-28 | 2019-03-15 | 厦门天马微电子有限公司 | Display module and display device |
| CN109669298A (en) * | 2019-01-14 | 2019-04-23 | 京东方科技集团股份有限公司 | Backlight module and display device |
| WO2022077768A1 (en) * | 2020-10-14 | 2022-04-21 | 广州视源电子科技股份有限公司 | Side entry type backlight module |
| CN114924343A (en) * | 2022-05-26 | 2022-08-19 | 惠科股份有限公司 | Backlight module and display device |
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