CN203010406U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
- Publication number
- CN203010406U CN203010406U CN 201220711154 CN201220711154U CN203010406U CN 203010406 U CN203010406 U CN 203010406U CN 201220711154 CN201220711154 CN 201220711154 CN 201220711154 U CN201220711154 U CN 201220711154U CN 203010406 U CN203010406 U CN 203010406U
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- CN
- China
- Prior art keywords
- cutting ferrule
- clamping close
- close device
- backboard
- backlight module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a backlight module and a display device. The backlight module comprises a back board, a backlight source disposed on a front surface of the back board, and a circuit board disposed on a back surface of the back board, a limit device is arranged on the back surface of the back board, and the circuit board is arranged in the limit device so as to be fixed on the back board. In the technical scheme, since the limit device is arranged on the back surface of the back board and the circuit board is arranged in the limit device so as to be fixed on the back board, the circuit board is prevented from being fixed on the back board by screws, material consumption is saved, production time is lowered, and accordingly production cost is lowered, and production efficiency is increased.
Description
Technical field
The utility model relates to lcd technology, particularly a kind of backlight module and display unit.
Background technology
Liquid crystal display is present the most frequently used flat-panel monitor, and wherein (Thin Film Transistor Liquid Crystal Display is called for short: be TFT-LCD) main product in liquid crystal display Thin Film Transistor-LCD.
Display panels is the vitals of liquid crystal display.Wherein, the backlight module of display panels comprises: backboard, be positioned at the backlight in backboard front and be positioned at the wiring board at the backboard back side, wiring board need to be fixed on backboard.Wherein, wiring board can comprise printed substrate (Printed CircuitBoard, be called for short: PCB) or time schedule controller (Timing Controller is called for short: T-Con).
In prior art, usually adopt screw that wiring board is fixed on backboard.Adopt the screw fixing circuit board, not only increased the consumption of goods, materials and equipments, and increased the production time, thereby improved production cost, reduced production efficiency.
The utility model content
The utility model provides a kind of backlight module and display unit, for reducing production cost and enhancing productivity.
For achieving the above object, the utility model provides a kind of backlight module, comprise: backboard, be positioned at the backlight in described backboard front and be positioned at the wiring board at the described backboard back side, be provided with stopping means on the back side of described backboard, described wiring board is arranged in described stopping means to be fixed on described backboard.
Alternatively, described stopping means comprises: the first cutting ferrule, the second cutting ferrule, the 3rd cutting ferrule and the 4th cutting ferrule, the structure that described the first cutting ferrule and described the second cutting ferrule are inner hollow and three side openings, the structure that described the 3rd cutting ferrule and described the 4th cutting ferrule are inner hollow and two side openings, described the first cutting ferrule and described the second cutting ferrule are positioned at an end of described backboard, and described the 3rd cutting ferrule and described the 4th cutting ferrule are positioned at the other end of described backboard;
Described wiring board inserts in described the 3rd cutting ferrule and the 4th cutting ferrule by described the first cutting ferrule and described the second cutting ferrule.
Alternatively, described the first cutting ferrule and described the second cutting ferrule are oppositely arranged, and described the 3rd cutting ferrule and described the 4th cutting ferrule are oppositely arranged.
Alternatively, in described the first cutting ferrule in submarginal side and described the 3rd cutting ferrule submarginal side be located along the same line, in described the second cutting ferrule in submarginal side and described the 4th cutting ferrule submarginal side be located along the same line, in described the first cutting ferrule in submarginal side and described the second cutting ferrule in the vertical range between submarginal side and described the 3rd cutting ferrule in submarginal side and described the 4th cutting ferrule the vertical range between submarginal side identical, the width of this vertical range and described wiring board is complementary.
Alternatively, described stopping means comprises: the 3rd cutting ferrule and the 4th cutting ferrule, and the structure that described the 3rd cutting ferrule and described the 4th cutting ferrule are inner hollow and two side openings, described the 3rd cutting ferrule and described the 4th cutting ferrule are positioned at an end of described backboard;
Described wiring board inserts in described the 3rd cutting ferrule and the 4th cutting ferrule.
Alternatively; also comprise: protective device and the first clamping close device that is arranged on described protective device; be provided with the second clamping close device that is complementary with described the first clamping close device on described backboard; described protective device covers in the outside of described wiring board, and described the first clamping close device and described the second clamping close device engage mutually so that described protective device is fixed on described backboard by described the first clamping close device and described the second clamping close device.
Alternatively, described the first clamping close device snaps in described the second clamping close device; Perhaps, described the second clamping close device snaps in described the first clamping close device.
Alternatively, when described the first clamping close device snapped in described the second clamping close device, described the first clamping close device comprised hook-like assembly unit, and described the second clamping close device comprises through hole or groove, and the front end of described hook-like assembly unit snaps in described through hole or described groove; Perhaps,
When described the second clamping close device snapped in described the first clamping close device, described the second clamping close device comprised hook-like assembly unit, and described the first clamping close device comprises through hole or groove, and the front end of described hook-like assembly unit snaps in described through hole or described groove.
Alternatively, the quantity of described the first clamping close device is at least two, and the quantity of described the second clamping close device equates with the quantity of described the first clamping close device.
Alternatively, the inboard of described protective device is provided with insulating barrier.
For achieving the above object, the utility model provides a kind of display unit, comprising: above-mentioned backlight module.
The utlity model has following beneficial effect:
In the backlight module that the utility model provides and the technical scheme of display unit, be provided with stopping means on the back side of backboard, wiring board is arranged in stopping means to be fixed on this backboard, avoided the employing screw that wiring board is fixed on backboard, not only saved the consumption of goods, materials and equipments and reduced the production time, thereby reduced production cost, improved production efficiency.
Description of drawings
The structural representation of a kind of backlight module that Fig. 1 provides for the utility model embodiment one;
Fig. 2 is the structural representation of stopping means in Fig. 1;
Fig. 3 is the scheme of installation of wiring board in Fig. 1;
The structural representation of a kind of backlight module that Fig. 4 provides for the utility model embodiment two;
Fig. 5 is the structural representation of Fig. 4 further groove;
Fig. 6 is the structural representation of protective device in Fig. 4;
Fig. 7 is the partial enlarged drawing of clamping close device in Fig. 6.
The specific embodiment
For making those skilled in the art understand better the technical solution of the utility model, below in conjunction with accompanying drawing, backlight module and the display unit that the utility model provides is described in detail.
The structural representation of a kind of backlight module that Fig. 1 provides for the utility model embodiment one, Fig. 2 is the structural representation of stopping means in Fig. 1, Fig. 3 is the scheme of installation of wiring board in Fig. 1, as depicted in figs. 1 and 2, this backlight module comprises: backboard 1, be positioned at the backlight in backboard 1 front and be positioned at the wiring board 2 at backboard 1 back side, be provided with stopping means 3 on the back side of backboard 1, wiring board 2 is arranged in stopping means 3 to be fixed on backboard 1.
Need to prove: in order clearly to describe the fixed form between wiring board 2 and backboard 1, only show the schematic diagram at the back side of backboard 1, and the front of backboard 1 does not draw specifically in Fig. 1.
Wherein, wiring board 2 can be used for driving backlight.Particularly, wiring board 2 can comprise PCB or T-Con.
As shown in Figure 2, stopping means comprises: the first cutting ferrule 3, the second cutting ferrule 4, the 3rd cutting ferrule 5 and the 4th cutting ferrule 6, the first cutting ferrule 3 and the second cutting ferrule 4 are the structure of inner hollow and three side openings, and the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 are the structure of inner hollow and two side openings.Particularly, the first cutting ferrule 3 can comprise end face 31 and four sides, and these four sides comprise: side 32, side 33, side 34 and side 35, wherein, be hatch frame not near the side 35 at backboard 1 edge, and side 32, side 33 and side 34 are hatch frame; The second cutting ferrule 4 can comprise end face 41 and four sides, and these four sides comprise: side 42, side 43, side 44 and side 45 wherein, be hatch frame not near the side 45 at backboard 1 edge, and side 42, side 43 and side 44 are hatch frame; The 3rd cutting ferrule 5 can comprise end face 51 and four sides, and these four sides comprise: side 52, side 53, side 54 and side 55 wherein, be hatch frame not near the side 52 at backboard 1 edge and side 55, and side 53 and side 54 are hatch frame; The 4th cutting ferrule 6 can comprise end face 61 and four sides, and these four sides comprise: side 62, side 63, side 64 and side 65 wherein, be hatch frame not near the side 62 at backboard 1 edge and side 65, and side 63 and side 64 are hatch frame.Wherein, the first cutting ferrule 3 and the second cutting ferrule 4 are oppositely arranged, and the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 are oppositely arranged.Particularly, side 33 and side 43 are oppositely arranged, and side 53 and side 63 are oppositely arranged.
The first cutting ferrule 3 and the second cutting ferrule 4 are positioned at an end of backboard 1, and the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 are positioned at the other end of backboard.In conjunction with Fig. 2 and shown in Figure 3, wiring board 2 inserts in the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 by the first cutting ferrule 3 and the second cutting ferrule 4, be arranged in the first cutting ferrule 3, the second cutting ferrule 4, the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 with realization, thereby reach the purpose that is fixed on backboard 1.particularly, wiring board 2 can be inserted the first cutting ferrule 3 and the second cutting ferrule 4 from side 32 and side 42, and along the direction of arrow in Fig. 3, wiring board 2 is inserted the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 from side 54 and side 64, because the side 62 of the side 52 of the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 is hatch frame not, side 52 and side 62 can stop wiring board 2, therefore the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 can play barrier effect to wiring board 2, make wiring board 2 can be fixed in the 3rd cutting ferrule 5 and the 4th cutting ferrule 6, thereby wiring board 2 can be fixed on backboard 1.
in the present embodiment, in the first cutting ferrule 3 in submarginal side 35 and the 3rd cutting ferrule 5 submarginal side 55 be located along the same line, in the second cutting ferrule 4 in submarginal side 45 and the 4th cutting ferrule 6 submarginal side 65 be located along the same line, in the first cutting ferrule 3 in submarginal side 35 and the second cutting ferrule 4 in the vertical range between submarginal side 45 and the 3rd cutting ferrule 5 in submarginal side 55 and the 4th cutting ferrule 6 vertical range between submarginal side 65 identical, the width of this vertical range and wiring board 2 is complementary, so that wiring board 2 can be arranged at the first cutting ferrule 3, the second cutting ferrule 4, in the 3rd cutting ferrule 5 and the 4th cutting ferrule 6.Preferably, this vertical range equals the width of wiring board 2.
In the present embodiment, the quantity of the first cutting ferrule 3 and the second cutting ferrule 4 is one.But in actual applications, the quantity of the first cutting ferrule 3 can be for a plurality of, and the quantity of the second cutting ferrule 4 can be for a plurality of.For example: can set up one or more the first cutting ferrule 3 between the first cutting ferrule 3 and the 3rd cutting ferrule 5, and/or set up one or more the second cutting ferrule 4 between the second cutting ferrule 4 and the 4th cutting ferrule 6, thereby make wiring board more firmly to be fixed on backboard 1.
In the present embodiment, alternatively, stopping means can also only comprise: the 3rd cutting ferrule 5 and the 4th cutting ferrule 6, the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 are the structure of inner hollow structure and two side openings, the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 are positioned at an end of backboard 1, and wiring board 2 inserts in the 3rd cutting ferrule 5 and the 4th cutting ferrule 6.The 3rd cutting ferrule 5 and the 4th cutting ferrule 6 are oppositely arranged.The shape of the 3rd cutting ferrule 5 and the 4th cutting ferrule 6 and position can be referring to shown in Fig. 1 to Fig. 3.
In the technical scheme of the backlight module that the present embodiment provides, be provided with stopping means on the back side of backboard, wiring board is arranged in stopping means to be fixed on this backboard, avoided the employing screw that wiring board is fixed on backboard, not only saved the consumption of goods, materials and equipments and reduced the production time, thereby reduced production cost, improved production efficiency.
the structural representation of a kind of backlight module that Fig. 4 provides for the utility model embodiment two, Fig. 5 is the structural representation of the second clamping close device in Fig. 4, Fig. 6 is the structural representation of protective device in Fig. 4, Fig. 7 is the partial enlarged drawing of the first clamping close device in Fig. 6, as Fig. 4, Fig. 5, Fig. 6 and shown in Figure 7, backlight module in the present embodiment is on the basis of above-described embodiment one, this backlight module also comprises: protective device 7 and the first clamping close device 8 that is arranged on protective device 7, be provided with the second clamping close device 9 that is complementary with the first clamping close device 8 on backboard 1, protective device 7 covers in the outside of wiring board 2, the first clamping close device 8 and the second clamping close device 9 engage mutually so that protective device 7 is fixed on backboard by the first clamping close device 8 and the second clamping close device 9.
The quantity of the first clamping close device 8 is at least two, and the quantity of the second clamping close device 9 equates with the quantity of the first clamping close device 8.
In the present embodiment, preferably, the quantity of the first clamping close device 8 is four.As shown in Figure 5, correspondingly, the quantity of the second clamping close device 9 is also four, and the position of the second clamping close device 9 is corresponding one by one with the position of the first clamping close device 8.The second clamping close device 9 is positioned at the outside of stopping means, and particularly, four the second clamping close devices 9 lay respectively at the outside of the first cutting ferrule 3, the outside of the second cutting ferrule 4, the outside of the 3rd cutting ferrule 5 and the outside of the 4th cutting ferrule 6.
In actual applications, when the quantity of the first clamping close device is two, but two the first clamping close device diagonal angle settings, correspondingly, the also diagonal angle setting of the second clamping close device that is complementary with the first clamping close device.
As shown in Figure 6, protective device 7 is a shell structure.This protective device 7 covers in the outside of wiring board 2, thereby wiring board 2 is played a protective role, and guarantees that wiring board 2 is not destroyed by external impacts.
Alternatively, the first clamping close device 8 snaps in the second clamping close device 9, so that protective device 7 is fixed on backboard 1 by the first clamping close device 8 and the second clamping close device 9.As shown in Figure 6 and Figure 7, the first clamping close device 8 is hook-like assembly unit, and the second clamping close device 9 is through hole, and the shape of the front end 10 of hook-like assembly unit is identical with the shape of through hole, and the front end 10 of hook-like assembly unit snaps in through hole, thereby makes protective device 7 be fixed on backboard 1.In the present embodiment, for coordinating the shape of hook-shaped front end 10, the shape of through hole can be rectangle.In actual applications, the second clamping close device can also be groove, and the shape of the front end 10 of hook-like assembly unit is identical with the shape of groove, and the front end 10 of hook-like assembly unit snaps in groove, thereby makes protective device 7 be fixed on backboard 1.In the present embodiment, for coordinating the shape of hook-shaped front end 10, the shape of groove can be rectangle.In the present embodiment, the first clamping close device 8 and protective device 7 can be one-body molded.
Alternatively, the inboard of protective device 7 can also be provided with insulating barrier.Wherein, the inboard of protective device 7 is that protective device 7 is near a side of wiring board 2.The anti-interference that insulating barrier can effectively strengthen this protective device 7 is set in the inboard of protective device 7, and this insulating barrier can prevent that not only wiring board 2 from being disturbed by the signal of other device, can prevent that also the signal of wiring board 2 from disturbing other device.
Preferably, the material of protective device 7 can be engineering plastics.
In actual applications, alternatively, the second clamping close device snaps in the first clamping close device, so that protective device is fixed on backboard by the first clamping close device and the second clamping close device.The second clamping close device is hook-like assembly unit, and the first clamping close device is through hole, and the shape of the front end of hook-like assembly unit is identical with the shape of through hole, and the front end of hook-like assembly unit snaps in through hole, thereby makes protective device be fixed on backboard.In the present embodiment, for coordinating the shape of hook-shaped front end, the shape of through hole can be rectangle.In actual applications, the first clamping close device can also be groove, and the shape of the front end of hook-like assembly unit is identical with the shape of groove, and the front end of hook-like assembly unit snaps in groove, thereby makes protective device be fixed on backboard.
in the technical scheme of the backlight module that the present embodiment provides, backlight module also comprises protective device, be provided with the first clamping close device on this protective device, be provided with the second clamping close device on backboard, the first clamping close device and the second clamping close device engage mutually so that protective device is fixed on backboard by the first clamping close device and the second clamping close device, avoided the available technology adopting screw that protective device is fixed in the problems such as the high and production efficiency of the production cost that brings on backboard is low, not only saved the consumption of goods, materials and equipments and reduced the production time, thereby reduced production cost, improved production efficiency.
The utility model embodiment three also provides a kind of display unit, this display unit can comprise: display floater and the backlight module that is arranged at the display floater back side, for example: display floater can comprise color membrane substrates and the array base palte that is oppositely arranged, backlight module can adopt the backlight module described in above-described embodiment one or embodiment two, specifically repeats no more.
The display unit that the utility model embodiment provides, it comprises above-mentioned any one backlight module.Described display unit can be any product or parts with Presentation Function such as liquid crystal panel, Electronic Paper, mobile phone, panel computer, television set, display, notebook computer, DPF, navigator.
Be understandable that, above embodiment is only the illustrative embodiments that adopts for principle of the present utility model is described, yet the utility model is not limited to this.For those skilled in the art, in the situation that do not break away from spirit of the present utility model and essence, can make various modification and improvement, these modification and improvement also are considered as protection domain of the present utility model.
Claims (11)
1. backlight module, comprise: backboard, be positioned at the backlight in described backboard front and be positioned at the wiring board at the described backboard back side, it is characterized in that, be provided with stopping means on the back side of described backboard, described wiring board is arranged in described stopping means to be fixed on described backboard.
2. backlight module according to claim 1, it is characterized in that, described stopping means comprises: the first cutting ferrule, the second cutting ferrule, the 3rd cutting ferrule and the 4th cutting ferrule, the structure that described the first cutting ferrule and described the second cutting ferrule are inner hollow and three side openings, the structure that described the 3rd cutting ferrule and described the 4th cutting ferrule are inner hollow and two side openings, described the first cutting ferrule and described the second cutting ferrule are positioned at an end of described backboard, and described the 3rd cutting ferrule and described the 4th cutting ferrule are positioned at the other end of described backboard;
Described wiring board inserts in described the 3rd cutting ferrule and the 4th cutting ferrule by described the first cutting ferrule and described the second cutting ferrule.
3. backlight module according to claim 2, is characterized in that, described the first cutting ferrule and described the second cutting ferrule are oppositely arranged, and described the 3rd cutting ferrule and described the 4th cutting ferrule are oppositely arranged.
4. backlight module according to claim 3, it is characterized in that, in described the first cutting ferrule in submarginal side and described the 3rd cutting ferrule submarginal side be located along the same line, in described the second cutting ferrule in submarginal side and described the 4th cutting ferrule submarginal side be located along the same line, in described the first cutting ferrule in submarginal side and described the second cutting ferrule in the vertical range between submarginal side and described the 3rd cutting ferrule in submarginal side and described the 4th cutting ferrule the vertical range between submarginal side identical, the width of this vertical range and described wiring board is complementary.
5. backlight module according to claim 1, it is characterized in that, described stopping means comprises: the 3rd cutting ferrule and the 4th cutting ferrule, the structure that described the 3rd cutting ferrule and described the 4th cutting ferrule are inner hollow and two side openings, described the 3rd cutting ferrule and described the 4th cutting ferrule are positioned at an end of described backboard;
Described wiring board inserts in described the 3rd cutting ferrule and the 4th cutting ferrule.
6. the described backlight module of according to claim 1 to 4 any one; it is characterized in that; also comprise: protective device and the first clamping close device that is arranged on described protective device; be provided with the second clamping close device that is complementary with described the first clamping close device on described backboard; described protective device covers in the outside of described wiring board, and described the first clamping close device and described the second clamping close device engage mutually so that described protective device is fixed on described backboard by described the first clamping close device and described the second clamping close device.
7. backlight module according to claim 6, is characterized in that, described the first clamping close device snaps in described the second clamping close device;
Perhaps, described the second clamping close device snaps in described the first clamping close device.
8. backlight module according to claim 7, is characterized in that,
When described the first clamping close device snapped in described the second clamping close device, described the first clamping close device comprised hook-like assembly unit, and described the second clamping close device comprises through hole or groove, and the front end of described hook-like assembly unit snaps in described through hole or described groove; Perhaps,
When described the second clamping close device snapped in described the first clamping close device, described the second clamping close device comprised hook-like assembly unit, and described the first clamping close device comprises through hole or groove, and the front end of described hook-like assembly unit snaps in described through hole or described groove.
9. backlight module according to claim 6, is characterized in that, the quantity of described the first clamping close device is at least two, and the quantity of described the second clamping close device equates with the quantity of described the first clamping close device.
10. backlight module according to claim 6, is characterized in that, the inboard of described protective device is provided with insulating barrier.
11. a display unit comprises: the arbitrary described backlight module of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220711154 CN203010406U (en) | 2012-12-20 | 2012-12-20 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220711154 CN203010406U (en) | 2012-12-20 | 2012-12-20 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203010406U true CN203010406U (en) | 2013-06-19 |
Family
ID=48601995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220711154 Expired - Lifetime CN203010406U (en) | 2012-12-20 | 2012-12-20 | Backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203010406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015070575A1 (en) * | 2013-11-12 | 2015-05-21 | 京东方科技集团股份有限公司 | Liquid crystal module and display device |
-
2012
- 2012-12-20 CN CN 201220711154 patent/CN203010406U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015070575A1 (en) * | 2013-11-12 | 2015-05-21 | 京东方科技集团股份有限公司 | Liquid crystal module and display device |
| US9500892B2 (en) | 2013-11-12 | 2016-11-22 | Boe Technology Group Co., Ltd. | Liquid crystal module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |
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| CX01 | Expiry of patent term |