CN203176948U - Back light module and display device - Google Patents
Back light module and display device Download PDFInfo
- Publication number
- CN203176948U CN203176948U CN 201320158046 CN201320158046U CN203176948U CN 203176948 U CN203176948 U CN 203176948U CN 201320158046 CN201320158046 CN 201320158046 CN 201320158046 U CN201320158046 U CN 201320158046U CN 203176948 U CN203176948 U CN 203176948U
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- Prior art keywords
- lamp batten
- spring bearer
- bearer plate
- backboard
- module backlight
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- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model provides a back light module and a display device. The back light module comprises a back plate and a light bar plate, wherein an elastic press plate is arranged on the back plate, the light bar plate can unfold the elastic press plate and can be inserted into a position under the elastic press plate, and the light bar plate is tightly pressed onto the back plate through the elastic press plate. The back light module provided by the utility model has the advantages that the positioning of the light bar plate on the back plate is realized in a mode of combining the elastic press plate with a positioning post, the mounting and the dismounting are convenient, the use of connecting elements such as double-sided adhesives and screws is avoided, and the production cost is reduced.
Description
Technical field
The utility model relates to the electronic product field, in particular to a kind of module backlight and the display unit that comprises this module backlight.
Background technology
At present, television product just develops towards ultra-thin super narrow direction, and the LCD product on the market is also based on side-mounted module backlight, and side-mounted module backlight is that the lamp bar is fixed on the cooling stand.But ultra-thin super narrow product is still waiting at aspects such as heat radiation, efficiency, picture homogeneous degrees to improve.And the directly-down liquid crystal product can overcome the shortcoming and defect of side-mounted module backlight well, and cost is lower.Therefore, in middle and low-end market, the directly-down liquid crystal product has the very strong market competitiveness.Along with the recovery of direct-light type LED backlight module, the lamp batten also by fixing at aluminium section bar, revert at backboard fixing.
In the correlation technique, the lamp batten of direct-light type LED backlight module is mainly by two kinds of fixed forms: a kind of double faced adhesive tape that is to use directly sticks on the backboard; Another kind is to use the tailormadepiston buckle that the lamp batten is fixed on the backboard.
The inventor is in realizing process of the present utility model, find that there is following shortcoming at least in correlation technique: use double faced adhesive tape that the lamp batten is sticked on the backboard, operate more loaded down with trivial details, need remove the gummed paper that protects at the lamp batten back side earlier, again the lamp batten is put in place according to pasting the disposable stickup of benchmark, operation is had relatively high expectations and is difficult for handling, and bag is turned in dismounting if desired, and it is also very complicated to disassemble process; Use the tailormadepiston buckle that the lamp batten is fixed on the backboard, need plastic buckle of design separately, on cost, increase to some extent, and in disassembling process, easily plastic buckle is caused the damage that can not repair.
The utility model content
Technical problem to be solved in the utility model is, a kind of module backlight is provided, and can satisfy the location between lamp batten and the backboard, and convenient installation, dismounting reduce the use of supplies again, reduce production costs.
In view of this, the utility model provides a kind of module backlight, comprises backboard and lamp batten, and described backboard is provided with spring bearer plate, described lamp batten can strut described spring bearer plate and insert described spring bearer plate below, and described spring bearer plate is pressed on described lamp batten on the described backboard.
In technique scheme, preferably, also be provided with reference column on the described backboard, described lamp batten is provided with locating slot, and described reference column matches with described locating slot.
In technique scheme, preferably, described lamp batten is provided with a plurality of described locating slots, correspondingly is provided with a plurality of described reference columns on the described backboard.
In technique scheme, preferably, also be provided with spacing convex closure on the described backboard, described spacing convex closure is positioned at the lower end of described lamp batten, leaves the gap between the lower surface of the end face of described spacing convex closure and described lamp batten.
In technique scheme, preferably, the head of described spring bearer plate is provided with arc surface, and described arc surface contacts with described lamp batten.
In technique scheme, preferably, described lamp batten is provided with insulation layer, and described insulation layer contacts with described spring bearer plate.
In technique scheme, preferably, the end that described lamp batten inserts described spring bearer plate below is provided with chamfering.
In technique scheme, preferably, described reference column is cylinder, and described locating slot is circular arc cutaway.
In technique scheme, preferably, described module backlight comprises three described lamp battens that be arranged in parallel, and each lamp batten is fixed by a plurality of described spring bearer plate of equidistant distribution.
The utility model also provides a kind of display unit, comprises the as above described module backlight of arbitrary technical scheme.
The module backlight that technique scheme provides has following beneficial effect: utilize spring bearer plate that the lamp batten is pressed on the backboard, avoided the use of double faced adhesive tape and screw, reduce production costs, operation easier is low simultaneously, be convenient to operation, improved the efficiency of assembling of lamp batten in the down straight aphototropism mode set.
The display unit that technique scheme provides has following beneficial effect: the module backlight in this display unit, utilize spring bearer plate that the lamp batten is pressed on the backboard, avoided the use of double faced adhesive tape and screw, reduce production costs and operation easier, be convenient to operation, improve the efficiency of assembling of lamp batten in the down straight aphototropism mode set, made product have more the market competitiveness.
Description of drawings
Fig. 1 is the structural representation according to first embodiment of module backlight described in the utility model;
Fig. 2 is the enlarged drawing of the A portion among Fig. 1;
Fig. 3 is a kind of mounting structure schematic diagram according to first embodiment dorsulum of module backlight described in the utility model, spring bearer plate and lamp batten;
Fig. 4 is the similar alternative arrangements schematic diagram according to first embodiment dorsulum of module backlight described in the utility model, spring bearer plate and lamp batten;
Fig. 5 is the mounting structure schematic diagram according to second embodiment dorsulum of module backlight described in the utility model, lamp batten and reference column;
Fig. 6 is the mounting structure schematic diagram according to module backlight described in the utility model the 3rd embodiment dorsulum, lamp batten and spacing convex closure.
Corresponding relation among Fig. 1 to Fig. 6 between each component names and Reference numeral is as follows:
1 module backlight, 2 backboards, 3 lamp battens, 4 spring bearer plates, 5 reference columns, 6 locating slots, 7 spacing convex closures.
The specific embodiment
In order more to be expressly understood above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with drawings and Examples the utility model is described further.Need to prove that under the situation of not conflicting, the application's embodiment and the feature among the embodiment can make up mutually.
A lot of details have been set forth in the following description so that fully understand the utility model, but, the utility model can also adopt other to be different from mode described here and implement, and therefore, the utility model is not limited to the restriction of following public specific embodiment.
Embodiment one:
As depicted in figs. 1 and 2, the utility model provides a kind of module backlight 1, comprise backboard 2 and lamp batten 3, described backboard 1 is provided with spring bearer plate 4, described lamp batten 3 can strut described spring bearer plate 4 and insert described spring bearer plate 4 belows, and described spring bearer plate 4 is pressed on described lamp batten 3 on the described backboard 2.
With spring bearer plate the lamp batten is fixed on the backboard, simple in structure, install, dismounting is easy, avoided the use of double faced adhesive tape and screw, reduced production cost, improved efficiency of assembling.
Preferably, as shown in Figure 3, the head of described spring bearer plate 4 is provided with arc surface, and described arc surface contacts with described lamp batten 3.
The head of spring bearer plate is provided with arc surface, and arc surface contacts with described lamp batten and the lamp batten is pressed on the backboard, so both can realize fixing to the lamp batten, and spring bearer plate is simple in structure, is easy to make, and is convenient to the dismounting that is installed on of lamp batten.Certainly, the structure of spring bearer plate is not fixed, as long as it has downward elastic force to the lamp batten.
As shown in Figure 3, spring bearer plate 4 is the elasticity flange of backboard 2, and the handling ease of elasticity backboard 4 like this is easy to realize, need not supplies and can realize fixing to lamp batten 3 having reduced cost; Certainly the structure of spring bearer plate 4 also can realize the location of lamp batten 3 on backboard 2 as shown in Figure 4 equally.
Preferably, an end of the described spring bearer plate of described lamp batten 3 insertions 4 belows is provided with chamfering.
The end that the lamp batten inserts spring bearer plate is provided with chamfering, and convenient when the lamp batten inserts like this, chamfering can play the effect of guiding.
Preferably, described lamp batten 3 is provided with insulation layer, and described insulation layer contacts with described spring bearer plate 4.
As shown in Figure 2, the zone of frame of broken lines B inside is the insulation layer on the lamp batten among the figure, and the setting of insulation layer can avoid spring bearer plate to the influence of lamp batten circuit layout, when the lamp batten is arranged circuit, circuit can be avoided the insulation layer setting.
The module backlight that present embodiment provides only utilizes spring bearer plate just to realize fixing between lamp batten and backboard, its principle is as follows: the head of spring bearer plate is circular arc, the lamp batten that is seated is produced a downward elastic force, and produce frictional force at the contact-making surface of lamp batten, realize fixing to the lamp batten.
Embodiment two:
As depicted in figs. 1 and 2, the utility model provides a kind of module backlight 1, comprise backboard 2 and lamp batten 3, described backboard 1 is provided with spring bearer plate 4, described lamp batten 3 can strut described spring bearer plate 4 and insert described spring bearer plate 4 belows, and described spring bearer plate 4 is pressed on described lamp batten 3 on the described backboard 2, also is provided with reference column 5 on the described backboard 2, described lamp batten 3 is provided with locating slot 6, and described reference column 5 matches with described locating slot 6.
With the structure of reference column cooperation locating slot, adding spring bearer plate can better be fixed to the lamp batten on the backboard.
Preferably, as shown in Figure 3, the head of described spring bearer plate 4 is provided with arc surface, and described arc surface contacts with described lamp batten 3.
The head of spring bearer plate is provided with arc surface, and arc surface contacts with described lamp batten and the lamp batten is pressed on the backboard, so both can realize fixing to the lamp batten, and spring bearer plate is simple in structure, is easy to make, and is convenient to the dismounting that is installed on of lamp batten.Certainly, the structure of spring bearer plate is not fixed, as long as it has downward elastic force to the lamp batten.
As shown in Figure 3, spring bearer plate 4 is the elasticity flange of backboard 2, and the handling ease of elasticity backboard 4 like this is easy to realize, need not supplies and can realize fixing to lamp batten 3 having reduced cost; Certainly the structure of spring bearer plate 4 also can realize the location of lamp batten 3 on backboard 2 as shown in Figure 4 equally.
As shown in Figure 3 and Figure 4, in the present embodiment, the head of spring bearer plate is provided with arc surface, with be that line contacts between the lamp batten, 4 pairs of lamp battens of spring bearer plate 3 produce an elastic force backward, 2 pairs of lamp battens of backboard produce a reaction force forward, under the effect of elastic force and reaction force thereof, can realize the location to lamp batten fore-and-aft direction; Under the effect of gravity, lamp batten 3 has the trend of downward motion, again because the normal pressure of 4 pairs of lamp battens 3 of spring bearer plate, contact-making surface generation one frictional force at lamp batten 3 moves downward to stop the lamp batten, under the effect of the gravity of lamp batten 3 and frictional force, can realize the location to lamp batten both direction about in the of 3; But on the left and right directions parallel with contact wire, the suffered frictional force of lamp batten 3 is less, so can ignore, about namely 4 pairs of lamp battens 3 of spring bearer plate can be realized, the front and back four direction fixing, the direction shown in arrow among Fig. 3; 5 pairs of lamp battens 3 of reference column can be realized the fixing of left and right sides both direction, and as Fig. 2 and shown in Figure 5, reference column 5 and spring bearer plate 4 are used, can realize lamp batten 3 about, all around six direction fixing, fixation, effective, and simple in structure, mounting or dismounting are convenient.
Preferably, as Fig. 2 and shown in Figure 5, described reference column 5 is cylinder, and described locating slot 6 is circular arc cutaway.
The locating slot of columniform reference column and circular arc, on the basis of the location of realizing both direction, simple in structure, easy to make.
Those skilled in the art it is also understood that reference column except can being square column or other structure for cylindrical, and locating slot is also made shape with matching, and these technical schemes all should be included within the protection domain of the present utility model.
Preferably, an end of the described spring bearer plate of described lamp batten 3 insertions 4 belows is provided with chamfering.
The end that the lamp batten inserts spring bearer plate is provided with chamfering, and convenient when the lamp batten inserts like this, chamfering can play the effect of guiding.
Preferably, described lamp batten 3 is provided with insulation layer, and described insulation layer contacts with described spring bearer plate 4.
As shown in Figure 2, the zone of frame of broken lines B inside is the insulation layer on the lamp batten among the figure, and the setting of insulation layer can avoid spring bearer plate to the influence of lamp batten circuit layout, when the lamp batten is arranged circuit, circuit can be avoided the insulation layer setting.
Preferably, as shown in Figure 1, described lamp batten 3 is provided with a plurality of described locating slots 6, correspondingly is provided with a plurality of described reference columns 5 on the described backboard 2.
For the long lamp batten of length, available many group reference columns and locating slot are fixed on the backboard, simultaneously, also can be used the polylith spring bearer plate, and fixed effect is better like this.
Its operation principle of module backlight that present embodiment provides is as follows:
At backboard spring bearer plate is set, cooperate reference column to realize being completely fixed between lamp batten and backboard, the head of spring bearer plate is circular arc, the lamp batten that is seated is produced a downward elastic force, and produce frictional force at the contact-making surface of lamp batten, realization is preliminary fixing to the lamp batten, cooperates the reference column structure on the backboard, realizes being completely fixed the lamp batten.
Embodiment three:
As Fig. 1, Fig. 2 and shown in Figure 6, the module backlight 1 that present embodiment provides, comprise backboard 2 and lamp batten 3, described backboard 1 is provided with spring bearer plate 4, described lamp batten 3 can strut described spring bearer plate 4 and insert described spring bearer plate 4 belows, described spring bearer plate 4 is pressed on described lamp batten 3 on the described backboard 2, also be provided with reference column 5 on the described backboard 2, described lamp batten 3 is provided with locating slot 6, described reference column 5 matches with described locating slot 6, also be provided with spacing convex closure 7 on the described backboard 2, described spacing convex closure 7 is positioned at the lower end of described lamp batten 3, leaves the gap between the lower surface of the end face of described spacing convex closure 7 and described lamp batten 3.
The module backlight that present embodiment provides, the spring bearer plate that arranges on the backboard and reference column can be realized lamp batten being completely fixed on backboard, and also are provided with spacing convex closure on the backboard, can be used as the benchmark when assembling about the lamp batten, non-fine positioning makes the easier for installation of lamp batten like this.
Preferably, as shown in Figure 3, the head of described spring bearer plate 4 is provided with arc surface, and described arc surface contacts with described lamp batten 3.
The head of spring bearer plate is provided with arc surface, and arc surface contacts with described lamp batten and the lamp batten is pressed on the backboard, so both can realize fixing to the lamp batten, and spring bearer plate is simple in structure, is easy to make, and is convenient to the dismounting that is installed on of lamp batten.
Preferably, an end of the described spring bearer plate of described lamp batten 3 insertions 4 belows is provided with chamfering.
The end that the lamp batten inserts spring bearer plate is provided with chamfering, and convenient when the lamp batten inserts like this, chamfering can play the effect of guiding.
Preferably, as Fig. 2 and shown in Figure 5, described reference column 5 is cylinder, and described locating slot 6 is circular arc cutaway.
The locating slot of columniform reference column and circular arc, on the basis of the location of realizing both direction, simple in structure, easy to make.
Preferably, described lamp batten 3 is provided with insulation layer, and described insulation layer contacts with described spring bearer plate 4.
As shown in Figure 2, the zone of frame of broken lines B inside is the insulation layer on the lamp batten among the figure, and the setting of insulation layer can avoid spring bearer plate to the influence of lamp batten circuit layout, when the lamp batten is arranged circuit, circuit can be avoided the insulation layer setting.
Preferably, as shown in Figure 1, described module 1 backlight comprises three described lamp battens 3 that be arranged in parallel, and each lamp batten 3 is fixed by a plurality of described spring bearer plate 4 of equidistant distribution.
Module backlight comprises three lamp battens that be arranged in parallel, and the lamp batten of module backlight is like this arranged evenly, and evenly, the display effect of the screen of module backlight is better respectively for light source.
Embodiment four:
The utility model also provides a kind of display unit, comprise module 1 backlight, described module backlight 1 comprises backboard 2 and lamp batten 3, described backboard 2 is provided with spring bearer plate 4, described lamp batten 3 can strut described spring bearer plate 4 and insert described spring bearer plate 4 belows, and described spring bearer plate 4 is pressed on described lamp batten 3 on the described backboard 2.
Preferably, also be provided with reference column 5 on the described backboard 3, described lamp batten 3 is provided with locating slot 6, and described reference column 5 matches with described locating slot 6.
Preferably, described lamp batten 3 is provided with a plurality of described locating slots 6, correspondingly is provided with a plurality of described reference columns 5 on the described backboard 2.
Preferably, also be provided with spacing convex closure 7 on the described backboard 2, described spacing convex closure 7 is positioned at the lower end of described lamp batten 3, leaves the gap between the lower surface of the end face of described spacing convex closure 7 and described lamp batten 3.
Preferably, the head of described spring bearer plate 4 is provided with arc surface, and described arc surface contacts with described lamp batten 3.
Preferably, described lamp batten 3 is provided with insulation layer, and described insulation layer contacts with described spring bearer plate 4.
Preferably, an end of the described spring bearer plate of described lamp batten 3 insertions 4 belows is provided with chamfering.
Preferably, described reference column 5 is cylinder, and described locating slot 6 is circular arc cutaway.
Preferably, described module 1 backlight comprises three described lamp battens 3 that be arranged in parallel, and each lamp batten 3 is fixed by a plurality of described spring bearer plate 4 of equidistant distribution.
Module backlight described in above-described embodiment has following beneficial effect: utilize spring bearer plate that the lamp batten is pressed on the backboard, avoided the use of double faced adhesive tape and screw, reduce production costs, operation easier is low simultaneously, be convenient to operation, improved the efficiency of assembling of lamp batten in the down straight aphototropism mode set.
Display unit described in above-described embodiment has following beneficial effect: the module backlight in this display unit, the mode of utilizing spring bearer plate to combine with reference column realizes the location of lamp batten on backboard, namely satisfy the location of lamp batten and backboard, install simultaneously, convenient disassembly, improved production efficiency, avoid using connectors such as double faced adhesive tape and screw, reduced cost, make product have more competitiveness.
It will be understood by those of skill in the art that said " a plurality of " refer to two or more herein.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. module backlight, comprise backboard and lamp batten, it is characterized in that described backboard is provided with spring bearer plate, described lamp batten can strut described spring bearer plate and insert described spring bearer plate below, and described spring bearer plate is pressed on described lamp batten on the described backboard.
2. module backlight according to claim 1 is characterized in that, also is provided with reference column on the described backboard, and described lamp batten is provided with locating slot, and described reference column matches with described locating slot.
3. module backlight according to claim 2 is characterized in that, described lamp batten is provided with a plurality of described locating slots, correspondingly is provided with a plurality of described reference columns on the described backboard.
4. module backlight according to claim 3 is characterized in that, also is provided with spacing convex closure on the described backboard, and described spacing convex closure is positioned at the lower end of described lamp batten, leaves the gap between the lower surface of the end face of described spacing convex closure and described lamp batten.
5. module backlight according to claim 4 is characterized in that, the head of described spring bearer plate is provided with arc surface, and described arc surface contacts with described lamp batten.
6. module backlight according to claim 5 is characterized in that, described lamp batten is provided with insulation layer, and described insulation layer contacts with described spring bearer plate.
7. module backlight according to claim 6 is characterized in that, the end that described lamp batten inserts described spring bearer plate below is provided with chamfering.
8. module backlight according to claim 7 is characterized in that, described reference column is cylinder, and described locating slot is circular arc cutaway.
9. module backlight according to claim 8 is characterized in that, described module backlight comprises three described lamp battens that be arranged in parallel, and each lamp batten is fixed by a plurality of described spring bearer plate of equidistant distribution.
10. a display unit is characterized in that, comprises as each described module backlight in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320158046 CN203176948U (en) | 2013-04-01 | 2013-04-01 | Back light module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320158046 CN203176948U (en) | 2013-04-01 | 2013-04-01 | Back light module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176948U true CN203176948U (en) | 2013-09-04 |
Family
ID=49073638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320158046 Expired - Lifetime CN203176948U (en) | 2013-04-01 | 2013-04-01 | Back light module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759501A (en) * | 2016-04-22 | 2016-07-13 | 合肥惠科金扬科技有限公司 | Light bar installation structure of direct type display device |
| CN105807490A (en) * | 2016-05-10 | 2016-07-27 | 京东方科技集团股份有限公司 | Backlight module, assembling method thereof and display device |
-
2013
- 2013-04-01 CN CN 201320158046 patent/CN203176948U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759501A (en) * | 2016-04-22 | 2016-07-13 | 合肥惠科金扬科技有限公司 | Light bar installation structure of direct type display device |
| CN105759501B (en) * | 2016-04-22 | 2023-07-18 | 合肥惠科金扬科技有限公司 | Lamp strip mounting structure of direct type display device |
| CN105807490A (en) * | 2016-05-10 | 2016-07-27 | 京东方科技集团股份有限公司 | Backlight module, assembling method thereof and display device |
| WO2017193655A1 (en) * | 2016-05-10 | 2017-11-16 | 京东方科技集团股份有限公司 | Backlight module and method for assembling same, and display device |
| US10197851B2 (en) | 2016-05-10 | 2019-02-05 | Boe Technology Group Co., Ltd. | Backlight module and method for assembling the same, and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee after: Hisense Video Technology Co.,Ltd. Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee before: QINGDAO HISENSE ELECTRONICS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |
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| CX01 | Expiry of patent term |