CN202918621U - Metal frame, backlight module, and liquid crystal display device - Google Patents
Metal frame, backlight module, and liquid crystal display device Download PDFInfo
- Publication number
- CN202918621U CN202918621U CN 201220548327 CN201220548327U CN202918621U CN 202918621 U CN202918621 U CN 202918621U CN 201220548327 CN201220548327 CN 201220548327 CN 201220548327 U CN201220548327 U CN 201220548327U CN 202918621 U CN202918621 U CN 202918621U
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- Prior art keywords
- metal frame
- extension
- frame
- backlight module
- adjacent
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- Expired - Fee Related
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- 239000002184 metal Substances 0.000 title claims abstract description 70
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 70
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model provides a metal frame, a backlight module, and a liquid crystal display device. According to the utility model, neighboring ends of at least one set of two neighboring sides of the metal frame are extended along the length directions of the sides thereof and are connected with a bottom extension portion in a pairwise manner to form a frame corner, and heights of side end extension portions are not lower than heights of sides; so the problem of poor structural strength at the position of the frame corner of the backlight module can be solved, and the structural strength of the metal frame and the backlight module at the position of the frame corner can be further improved, so that the deformation of the metal frame and the damage probability of the light guide plate and the liquid crystal display screen when the backlight module is in collision condition or drops can be reduced, and at the same time, the structural strength of the liquid crystal display device can be improved, and the user experience in the process of utilization can be enhanced.
Description
Technical field
The application relates to electronic display unit, relates in particular to a kind of metal frame, backlight module and liquid crystal indicator.
Background technology
Along with a large amount of of electron trade product popularize, the user is more and more exquisite to product, and the quality of product is had higher requirement, and he user wishes that not only product is lighter, thinner, screen is larger, wish also that simultaneously product can stand certain collision, fall, have certain intensity.
Fig. 1 and Fig. 2 are the structural representation of existing backlight module, by Fig. 1 and Fig. 2 as can be known, in existing backlight module, the frame angle 111 of metal frame 11 disconnects, cause frame angle 111 place's structural strengths poor, when the liquid crystal indicator that uses such backlight module falls or collides, will cause the frame angle 111 of metal frame 11 to be out of shape or the phenomenon broken in the demonstration mask angle of backlight module.
So existing backlight module can't arrive higher requirement of strength, its strength characteristics is still waiting to improve.
The utility model content
The main technical problems to be solved in the utility model is, a kind of metal frame, backlight module and liquid crystal indicator are provided, and solved the problem of place, backlight module frame angle structural strength deficiency.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
A kind of metal frame is used for backlight module, comprises bottom surface and at least three sides; The adjacent end portion of at least one group of adjacent two sides of metal frame extends along the length direction of place side separately, and links to each other in twos with the bottom surface extension and to form the frame angle, and to be the bottom surface form to the intersection extension of adjacent dual-side extension the bottom surface extension; The height of extension, side end is not less than the height of side.
Further, the height of extension, side end equals the height of side.
Further, all adjacent end portions of adjacent side in twos of metal frame extend along the length direction of place side separately, and with the bottom surface extension formation frame angle that links to each other in twos.
Further, above-mentioned adjacent dual-side extension and the one-body molded formation frame of bottom surface extension angle.
Further, the inboard of at least one the side extension in the adjacent dual-side reinforces the limit and fits on the side extension or/and arranged outside has the reinforcing limit.
Further, the frame angle is arc, and the phase cross surface of adjacent dual-side extension is cambered surface.
Further, be provided with at least one through hole at least one side of metal frame.
Further, at least one in the through hole is arranged on the side extension of its place side.
The utility model also provides a kind of backlight module, comprising: light guide plate, light source; Also comprise: above-mentioned metal frame.
The utility model also provides a kind of liquid crystal indicator, comprising: display panels, power circuit; Also comprise: above-mentioned backlight module.
The beneficial effects of the utility model are: a kind of metal frame is provided; backlight module and liquid crystal indicator; by the adjacent end portion with at least one group of adjacent two sides of metal frame; along the separately length direction extension of place side; and link to each other in twos with the bottom surface extension and to form the frame angle; the height of extension, side end is not less than the height of side; make metal frame at place, frame angle continuously; greatly strengthened the intensity of frame corner structure; thereby make the metal frame overall construction intensity better; reach the required intensity of backlight module, better protection is installed on the work with the parts of metal frame inside.
Description of drawings
Fig. 1 is existing back light module unit structure front view;
Fig. 2 is A part enlarged diagram among Fig. 1;
Fig. 3 is back light module unit structure front view among the utility model one embodiment;
Fig. 4 is B part enlarged diagram among Fig. 3;
Fig. 5 is the positive rearview of back light module unit structure among the utility model one embodiment;
Fig. 6 is C part enlarged diagram among Fig. 5;
Fig. 7 is existing back light module unit structure right view;
Fig. 8 is D part enlarged diagram among Fig. 7;
Fig. 9 is back light module unit structure right view among the utility model one embodiment;
Figure 10 is E part enlarged diagram among Fig. 9.
Embodiment
For making the technical solution of the utility model and advantage clearer, by reference to the accompanying drawings the utility model is described in further detail below by embodiment.
The overall thinking of the utility model is: by the adjacent end portion with at least one group of adjacent two sides of the metal frame in the backlight module, extend processing along the length direction of place side separately, and with the bottom surface extension formation frame angle that links to each other in twos; And the height of extension, side end is not less than the height of side, has improved the structural strength at metal circle angle, thereby strengthens the structural strength of backlight module.And the form that specifically arranges of metal frame side is as follows:
In order to strengthen the structural strength at place, backlight module frame angle, make it reduce under external force (as fall or collide), the probability of metal frame or display unit distortion, as shown in Figures 3 and 4, in the present embodiment, can be with all adjacent end portions of adjacent side in twos in the metal frame, along the separately length direction extension of place side, and link to each other in twos with the bottom surface extension and to form the frame angle, and the side extended height is not less than the side height of metal frame, setting has just avoided backlight module when falling or collide like this, because the metal frame that the disconnection of metal circle angle causes and the distortion of light guide plate.
And further better for the frame corner structure intensity that makes metal frame, shape that can the frame angle is set to arc, and the phase cross surface of adjacent dual-side extension is cambered surface; Because the non-deformability of arc is better than the right angle, the metal frame that is set to arc frame angle can better be protected the safety of the element that is arranged at metal frame in the backlight module, thus protection light source and screen, and it is impaired that it is not easy.
Please refer to Fig. 3 and Fig. 4, in the present embodiment, in order to make metal frame 11 possess better structural strength, the shape (such as the right angle) that frame angle 111 is set to seal, that is, with the adjacent end portion of 11 at least one groups of adjacent two sides of metal frame, along the separately length direction extension of place side, and link to each other in twos with the bottom surface extension and to form frame angle 111, the bottom surface extension is that the bottom surface is extended to the intersection of adjacent dual-side extension and formed; The height of extension, side end is not less than the height of side,, that is, the height at this frame angle 111 is not less than the height of metal frame 11 sides.
In one embodiment, the height at the frame angle 111 in above-described embodiment equals the height of metal frame 11 sides; The height that both are set unanimously is for the ease of industrial production.
In one embodiment, the side at the frame angle 111 in above-described embodiment is continuous, and also, two the side extensions and the bottom surface extension that form frame angle 111 are the integrated punching moulding, and the frame angle intensity of this structure is larger.
Further, in one embodiment, whole frames angle 111 of metal frame 11 is all extended it is intersected in above-described embodiment, predictably, those skilled in the art can be according to actual needs only extends processing with the adjacent side at 111 places, one or more frames angle of metal frame 11, as, can be only with a side at backlight module center of gravity place or easily the adjacent side at one or two 111 places, frame angle of a side of collision extend processing.
Further, in one embodiment, the inboard of at least one the side extension of the application in the adjacent dual-side that forms frame angle 111 reinforces the limit and fits on the side extension or/and arranged outside has the reinforcing limit; Concrete is: reinforcing the limit can have the multiple form that arranges, can be arranged on the side extension for corrugated, also can be arranged on the side extension for multisection type strip limit is irregular, and for economical with materials, can be with the compartment setting that is set to multistage on maintenance limit, when satisfying the side extension strength demand that forms frame angle 111, also can save metal frame and make material like this; And in order to guarantee that there are enough structural strengths side extension (perhaps the frame angle 111), every section length of reinforcing the limit preferably is not less than 2mm in the present embodiment.
Further, in one embodiment, all frame angle 111 integrated punching moulding of metal frame 11, all sides that also is metal frame 11 all is continuous.
Please refer to Fig. 5 and Fig. 6, in the present embodiment, possess better structural strength in order to make metal frame 11, the arc that frame angle 111 is set to seal is because arc is better than the non-deformability at right angle.
Further, in one embodiment, at least one side at frame angle 111 is provided with at least one through hole; The above embodiments are improvement that metal frame 11 structures that existing and glue frame are used are carried out, and on this basis, the application is by offering through hole at the side at frame angle 111, and are so that glue frame and metal frame 11 are when being used, more firm.
Further, in one embodiment, through hole is arranged on the side extension of its place side.
Further, in one embodiment, be respectively arranged with at least one through hole on the extension at side two ends, namely two sides at all 111 places, frame angle of metal frame 11 are provided with through hole.
The metal frame that provides for the application more has larger versatility, in above-described embodiment, can be circular injection moulding through hole at the through hole of the side setting at frame angle 111; This is because when metal frame is that the application also can carry out improvement same as the previously described embodiments when applying to the backlight module of the integrated type of glue iron, an embodiment is as follows for one:
Such as Fig. 7 and Fig. 8 as can be known, the backlight module of the integrated type of existing glue iron need to carry out injection moulding by the breach at 81 places, frame angle among Fig. 8 when injection mo(u)lding, to guarantee faster injection moulding efficient, but this moment, remove metal frame with outside the problem of deformed damaged, occur the problem of cutting deviation when cutting after also can existing injection moulding to finish;
Please refer to Fig. 9 and Figure 10, in the present embodiment, the application intersects it adjacent two sides extension of metal frame 11, has avoided cutting the problem of deviation to occur; Further, also offer injection moulding through hole 101 by a side at the frame angle that extends to form, carry out injection moulding by injection moulding through hole 101, guaranteed injection moulding efficient.
Certainly, according to actual needs, two sides at the frame angle in above-described embodiment all can be offered injection moulding through hole 101, further guarantee injection moulding efficient; Further, the shape of the injection moulding through hole 101 in above-described embodiment can arrange arbitrarily, and the design of an optimum is that injection moulding through hole 101 is set to circle.
The utility model also provides a kind of backlight module that uses this metal frame except above metal frame is provided, and in one embodiment, this backlight module comprises the metal frame in light guide plate, light source and above-described embodiment.
The utility model is except providing above metal frame, and uses outside the backlight module of this metal frame, and a kind of liquid crystal indicator also is provided, and it comprises the backlight module of mentioning in display panels, power circuit and above-described embodiment.
Predictably, metal frame 11 is not subjected to the size restrictions of backlight module, and also, the metal frame 11 in the backlight module of arbitrary dimension arbitrary shape can carry out above-mentioned processing; By the application's enforcement, possess at least following beneficial effect:
Extend to the adjacent side in this metal frame crossing, and extended height is not less than the side height of metal frame, setting has just avoided backlight module when falling or collide like this, and the metal frame that causes and the problem on deformation of light guide plate have strengthened user's experience.
Above content is in conjunction with concrete execution mode further detailed description of the utility model, can not assert that implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. a metal frame is used for backlight module, comprising: bottom surface and at least three sides; It is characterized in that, the adjacent end portion of at least one group of adjacent two sides of described metal frame, length direction along place side separately extends, and links to each other in twos with the bottom surface extension and to form the frame angle, and to be described bottom surface form to the intersection extension of described adjacent dual-side extension described bottom surface extension; The height of extension, described side end is not less than the height of described side.
2. metal frame as claimed in claim 1 is characterized in that, the height of extension, described side end equals the height of described side.
3. metal frame as claimed in claim 1 is characterized in that, all adjacent end portions of adjacent side in twos of described metal frame extend along the length direction of place side separately, and with the bottom surface extension formation frame angle that links to each other in twos.
4. metal frame as claimed in claim 1 is characterized in that, described adjacent dual-side extension and the described frame of the one-body molded formation of described bottom surface extension angle.
5. metal frame as claimed in claim 1 is characterized in that, the inboard of at least one the side extension in the described adjacent dual-side is or/and arranged outside has the reinforcing limit, and described reinforcing limit fits on the described side extension.
6. such as each described metal frame of claim 1 to 5, it is characterized in that described frame angle is arc, the phase cross surface of adjacent dual-side extension is cambered surface.
7. such as each described metal frame of claim 1 to 5, it is characterized in that, be provided with at least one through hole at least one side of described metal frame.
8. metal frame as claimed in claim 7 is characterized in that, at least one in the described through hole is arranged on the side extension of its place side.
9. a backlight module comprises: light guide plate, light source; It is characterized in that, also comprise such as each described metal frame among the claim 1-8.
10. a liquid crystal indicator comprises: display panels, power circuit; It is characterized in that, also comprise backlight module as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548327 CN202918621U (en) | 2012-10-24 | 2012-10-24 | Metal frame, backlight module, and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548327 CN202918621U (en) | 2012-10-24 | 2012-10-24 | Metal frame, backlight module, and liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202918621U true CN202918621U (en) | 2013-05-01 |
Family
ID=48166896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220548327 Expired - Fee Related CN202918621U (en) | 2012-10-24 | 2012-10-24 | Metal frame, backlight module, and liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202918621U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527673A (en) * | 2016-01-05 | 2016-04-27 | 京东方光科技有限公司 | Light guide component, backlight module and display device |
| CN115903305A (en) * | 2022-11-08 | 2023-04-04 | 武汉华星光电技术有限公司 | Back plate, backlight module, display device and manufacturing method of back plate |
-
2012
- 2012-10-24 CN CN 201220548327 patent/CN202918621U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527673A (en) * | 2016-01-05 | 2016-04-27 | 京东方光科技有限公司 | Light guide component, backlight module and display device |
| CN105527673B (en) * | 2016-01-05 | 2019-08-30 | 京东方光科技有限公司 | Light guide member, backlight module, display device |
| US10473978B2 (en) | 2016-01-05 | 2019-11-12 | Boe Technology Group Co., Ltd. | Light guide assembly, backlight module, display device |
| CN115903305A (en) * | 2022-11-08 | 2023-04-04 | 武汉华星光电技术有限公司 | Back plate, backlight module, display device and manufacturing method of back plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20171024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |