CN2906678Y - Backlight module frame and assembly structure thereof - Google Patents
Backlight module frame and assembly structure thereof Download PDFInfo
- Publication number
- CN2906678Y CN2906678Y CN 200620113803 CN200620113803U CN2906678Y CN 2906678 Y CN2906678 Y CN 2906678Y CN 200620113803 CN200620113803 CN 200620113803 CN 200620113803 U CN200620113803 U CN 200620113803U CN 2906678 Y CN2906678 Y CN 2906678Y
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- reference column
- backlight module
- support body
- module frame
- trip
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Abstract
The utility model relates to a backlight module framework and combination structure; the backlight module framework comprises a framework body and a plurality of reference columns which are connected to the framework body; each of the reference columns takes the shape of a hollow taper, and is provided with at least a channel along the axial direction to provide the reference column with an elasticity; in assembling the backlight module framework and a printed circuit board, the reference column can be sheathed correspondingly by a union hole guiding the printed circuit board at a trail end; thus the reference column has the function of guiding and centralized positioning, and the assembling contraposition step can be simplified effectively; the clearance between the reference column and the printed circuit board can be eliminated; the tight coupling between the backlight module framework and the printed circuit board can be improved.
Description
Technical field
The utility model relates to a kind of liquid crystal display device module, particularly relates to a kind of backlight module frame and combined structure thereof of promoting backlight module assembling convenience and combination location steadiness.
Background technology
See also Fig. 6 and shown in Figure 7, present existing backlight module frame 60 is that a solid cylindric reference column 61 is established at angle, two opposite ends respectively in the bottom, as 20 usefulness that combine the location of backlight module frame 60 and printed circuit board (PCB).
In general, the circle footpath of this cylindric reference column 61 only differs several millimeters with the aperture of printed circuit board (PCB) 20 combined holes 21, in the hope of make backlight module frame 60 and printed circuit board (PCB) 20 both to be wringing fit affixed; Also because the circle footpath of cylindric reference column 61 is suitable with the pore size of printed circuit board (PCB) 20 combined holes 21, need in assembling process, confirm that the contraposition of 21 liang of assemblies of cylindric reference column 61 and printed circuit board (PCB) 20 combined holes contacts situation in the limit,, in the combined hole 21 of printed circuit board (PCB) 20, waste time and energy with the cylindric reference column 61 of correct installation;
Again, because of mould is subjected to mold weight when the ejection formation, penetrates factor affecting such as pressure, formed products can produce the phenomenon of offset unavoidably, if the circle footpath size of cylindric reference column 61 and the pore size of printed circuit board (PCB) 20 combined holes 21, or relative position is variant slightly, then easily causes 20 of backlight module frame 60 and printed circuit board (PCB)s can't combine fixing really and has shaking phenomenon to produce.
Moreover, aforementioned backlight module frame 60 employed cylindric reference columns 61 are to be solid cylinder, and be the bond strength that increases by 20 of backlight module frame 60 and printed circuit board (PCB)s, if it is the Design of length of cylindric reference column 61 is longer, then become big because of moment easily, and cause radial-thrust force intensity relatively poor, and when 21 assembly of printed circuit board (PCB) 20 combined holes, easily rupture in the contraposition assembling process in its stressed place, cause that thus backlight module frame 60 separates with printed circuit board (PCB) 20, otherwise the length of reference column 61 is provided with too small, then causes the bond strength of 20 of backlight module frame 60 and printed circuit board (PCB)s not good.
Because electronic product is towards compact trend development, makes and also relatively dwindle, so it is particularly important how to reach accurate contraposition in the process that each module of LCD is assembled in the size and the spacing of the associated liquid crystal module that is applied to electronic product.
This shows that above-mentioned existing backlight module frame and combined structure thereof obviously still have inconvenience and defective, and demand urgently further being improved in structure and use.In order to solve the problem that backlight module frame and combined structure thereof exist, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of novel backlight module frame and combined structure thereof, just becoming the current industry utmost point needs improved target.
Because the defective that above-mentioned existing backlight module frame and combined structure thereof exist, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of novel backlight module frame and combined structure thereof, can improve general existing backlight module frame and combined structure thereof, make it have more practicality.Through constantly research, design, and, create the utility model that has practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
Fundamental purpose of the present utility model is, overcome the defective that existing backlight module frame and combined structure thereof exist, and provide a kind of novel backlight module frame and combined structure thereof, technical matters to be solved is to make its contraposition simple installation easy, and, thereby be suitable for practicality more in conjunction with firm.
The purpose of this utility model and to solve its technical matters be to adopt following technical scheme to realize.According to a kind of backlight module frame that the utility model proposes, it comprises: a support body is to have the side that a bottom and is located in periphery; And more than one reference column, be to be the hollow cone shape, so that this reference column is formed with a bigger diameter end and a miner diameter end respectively, and the bigger diameter end of this reference column is linked to the side of this support body bottom, this reference column is being axially arranged with more than one profile groove.
The purpose of this utility model and solve its technical matters and can also be able to be further achieved by the following technical measures.
Aforesaid backlight module frame and combined structure thereof, wherein said reference column is equipped with outwardly a hook part at miner diameter end.
Aforesaid backlight module frame and combined structure thereof, wherein said support body bottom differs from the side that is provided with this reference column, is respectively equipped with more than one trip, and this trip end is provided with a blocking part that is prominent shape.
Aforesaid backlight module frame and combined structure thereof, wherein said support body bottom differs from the side that is provided with this reference column, is respectively equipped with more than one trip, and this trip end is provided with a blocking part that is prominent shape.
Aforesaid backlight module frame and combined structure thereof, wherein said support body are cuboid, and this side is formed with two minor faces and two long limits, are respectively equipped with this reference column on the two relative minor faces of this support body; This support body bottom is provided with three these trips, and wherein a trip is located at a wherein long limit of this support body, and two trips are located at the position, angle, two ends on another long limit of this support body.
Aforesaid backlight module frame and combined structure thereof, wherein said reference column are and axially uniformly-spaced are provided with three these profile grooves.
The purpose of this utility model and solve its technical matters and also realize by the following technical solutions.According to a kind of backlight module frame combined structure that the utility model proposes, it comprises: a backlight module frame, the reference column that it is provided with a support body and is incorporated into this support body more than one, each reference column is to be the hollow cone shape, be formed with a bigger diameter end and a miner diameter end respectively for this reference column, and the bigger diameter end of this reference column is linked to the side of this support body bottom, and this reference column is being axially arranged with more than one profile groove; An and printed circuit board (PCB), it is provided with more than one combined hole, and this combined hole is corresponding to the reference column of this support body, and this combined hole internal diameter is less than the internal diameter of reference column bigger diameter end, and, be for this reference column and this combined hole and be tightly fixed greater than the miner diameter end of reference column.
The purpose of this utility model and solve its technical matters and can also be further achieved by the following technical measures.
Aforesaid backlight module frame and combined structure thereof, wherein said reference column is equipped with outwardly a hook part at miner diameter end.
Aforesaid backlight module frame and combined structure thereof, wherein said support body bottom differs from the side that is provided with reference column, be respectively equipped with more than one trip, this trip end is provided with a blocking part that is prominent shape, this printed circuit board (PCB) is respectively to being provided with a combined hole by trip, collude for this trip and to close, and this blocking part is sticked in this combined hole in this combined hole.
Aforesaid backlight module frame and combined structure thereof, wherein said support body bottom differs from the side that is provided with reference column, be respectively equipped with more than one trip, this trip end is provided with a blocking part that is prominent shape, this printed circuit board (PCB) is respectively to being provided with a combined hole by trip, collude for this trip and to close, and this blocking part is sticked in this combined hole in this combined hole.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, major technique of the present utility model thes contents are as follows:
In order to achieve the above object, the utility model provides a kind of backlight module frame, it comprises a support body, it has the side that a bottom and is located in periphery, and be provided with more than one reference column, this reference column is established and is the hollow cone shape, and is being axially arranged with more than one profile groove, and each reference column is the side that is linked to the support body bottom with bigger diameter end.
In addition, in order to achieve the above object, the utility model provides a kind of backlight module frame combined structure in addition, further include a printed circuit board (PCB), it is provided with more than one the combined hole corresponding to set each reference column of support body, chimeric mutually by each combined hole and each reference column, and printed circuit board (PCB) and backlight module frame are mutually combined.
The utility model is by above-mentioned design, utilizing reference column is the cone kenel that forms circle footpath convergent, have guiding and centralized positioning effect, when installing, assembly can effectively guide the combined hole correspondence of external module to be inserted in, and can with the combined hole assembly of different size, make the die sinking cost of reference column so as to reduction, and can simplify the contraposition installation steps, improve efficiency of assembling; Therefore moreover reference column of the present utility model is to be the hollow cone shape, and the elasticity that contracts in compressing can be provided, can eliminate and the combined hole of external module between the gap and guarantee both certain driving fits, prevent to rock generation.
Via as can be known above-mentioned, a kind of backlight module frame of the utility model and combined structure thereof, this backlight module frame are the reference columns that comprises a support body and be incorporated into this support body more than, and each reference column is to be the hollow cone shape, and be axially arranged with at least one profile groove, so that reference column has elasticity; When this backlight module frame and printed circuit board (PCB) assembling, this reference column can be inserted in by the combined hole correspondence that miner diameter end is guided printed circuit board (PCB), make reference column have guiding and centralized positioning effect, effectively simplify assembling contraposition step, and can eliminate gap between reference column and printed circuit board (PCB), improve the combining closely property between backlight module frame and printed circuit board (PCB).
By technique scheme, the utility model backlight module frame and combined structure thereof have following advantage at least:
1, reference column external diameter of the present utility model is established and is gradually-reducing shape, guide and the centralized positioning effect and have, and can cooperate the size of the different combined holes of external module, whereby, need not reinvent,, reduce the cost of making so can guarantee the unanimity of product specification at the special die sinking of the combined hole of all size, and the assembling location is very quick and convenient, effectively improves efficiency of assembling.
2, the utility model utilizes in the geometry---arbitrarily different 3 principles that can determine a firm plane, on the relative both sides of backlight module frame, establish a trip and two trips respectively, forming the robust structure of three-point fix, the marriage relation of further firm and printed circuit board (PCB).
In sum, the backlight module frame of the utility model novelty and combined structure thereof, effectively solve the problem of assembling contraposition between printed circuit board (PCB) and existing backlight module frame, and both are to cause printed circuit board (PCB) to rock problem because of unsteady combination pass, the contraposition simple installation is easy, and in conjunction with firm.The utlity model has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product structure or function, be a significant progress in technology, and produced handy and practical effect, and more existing backlight module frame and combined structure thereof have the effect of enhancement, thereby being suitable for practicality more, and having the extensive value of industry, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, and for above-mentioned and other purpose, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the utility model first preferred embodiment and the stereographic map of the corresponding assembly of a printed circuit board (PCB).
Fig. 2 is the stereographic map of the feasible reference column of the utility model one.
Fig. 3 is the micromotion figure that the utility model one feasible reference column penetrates the P.e.c. combined hole.
Fig. 4 is the utility model second preferred embodiment and the stereographic map of the corresponding assembly of a printed circuit board (PCB).
Fig. 5 is the side sectional view of the utility model second preferred embodiment in conjunction with printed circuit board (PCB).
Fig. 6 is the stereographic map of existing backlight module frame.
Fig. 7 is the stereographic map of the cylindric reference column of existing backlight module frame.
10: backlight module frame 10 ': backlight module frame
11: support body 11 ': support body
12: reference column 12 ': reference column
20: printed circuit board (PCB) 20 ': printed circuit board (PCB)
21: combined hole 21 ': combined hole
120: profile groove 120 ': profile groove
121: hook part 130: blocking part
13: trip 22: combined hole
60: backlight module frame 61: cylindric reference column
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to backlight module frame and its embodiment of combined structure, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
Backlight module frame provided by the utility model can be combined as LCD MODULE with liquid crystal display, and this LCD MODULE can combine with a printed circuit board (PCB) is electrical again, and group is configured to LCD.
See also Figure 1 and Figure 2, first preferred embodiment that the concrete structure of backlight module frame that the utility model provides and combined structure thereof is formed, it discloses the state of a backlight module frame 10 and a printed circuit board (PCB) 20 corresponding assembly; Wherein:
This backlight module frame 10 is to comprise:
One support body 11, it is to establish to be a cuboid, and is formed with the side that a bottom and is around in periphery, this side is respectively two minor faces and two long limits: and
More than one reference column 12, this reference column 12 is made as two shown in drawing, and lay respectively on the two relative minor faces of support body 11 bottoms, each reference column 12 is that to be the thin type of hollow coniform, form bigger diameter end for this reference column one end, end forms a miner diameter end in addition, and this bigger diameter end one connects the bottom of stretching in support body 11, miner diameter end is equipped with outwardly a hook part 121, and each reference column 12 is axially uniformly-spaced to cut open and is provided with three road profile grooves 120;
This printed circuit board (PCB) 20 is to be provided with more than one combined hole 21, shown in drawing, be made as two, each combined hole 21 is each reference column 12 that corresponds respectively to this support body 11, and the internal diameter of each combined hole 21 is the bigger diameter ends less than reference column 12, it is miner diameter end greater than reference column 12, be for each combined hole 21 and each reference column 12 and be tightly fixed, and printed circuit board (PCB) 20 and backlight module frame 10 are mutually combined.
By the above-mentioned explanation concrete structure kenel of the utility model as can be seen, existing doing below flowing mode illustrates with regard to backlight module frame 10 of the present utility model and printed circuit board (PCB) 20 mutual assembly:
Seeing also shown in Figure 3ly, is to disclose the combined hole 21 of printed circuit board (PCB) 20 and the micromotion figure of reference column 12 assembly; At first, when this backlight module frame 10 was assembled with printed circuit board (PCB) 20 location, reference column 12 miner diameter end tools guiding positioning function can guide combined hole 21 correspondences of printed circuit board (PCB) 20 to wear relatively;
When combined hole 21 correspondences of reference column 12 and printed circuit board (PCB) 20 in conjunction with the time, because the external diameter of the hook part 121 of reference column 12 is greater than the internal diameter of combined hole 21, so when reference column 12 penetrates combined hole 21, design by profile groove 120, make this reference column 12 be subjected to the extruding of combined hole 21 inwalls and elastic deformation, provide reference column suitable in the effect of contracting, make reference column elasticity penetrate combined hole 21;
When reference column 12 continue penetrate in combined hole 21 time, the elasticity that contracts in profile groove 120 provides and compresses makes driving fit really between the internal face of its outside wall surface and combined hole 21, effectively eliminates the gap of 21 of itself and printed circuit board (PCB) 20 combined holes;
Again, reference column 12 and combined hole 21 in conjunction with after, the wall edge that is fixed in combined hole 21 can be detained in the hook part 121 of reference column 12, reaches the immobilization efficiencies of a fastening, does the time spent when printed circuit board (PCB) 20 is subjected to external force, unlikelyly separates with backlight module frame 10.
Seeing also shown in Figure 4ly, be the utility model second preferred embodiment, is that the another kind that discloses aforementioned backlight module frame 10 is implemented aspect, and this backlight module frame 10 ' is to comprise a support body 11 ', two reference columns 12 ' and three trips 13; Wherein:
This two reference column 12 ' is that one is even stretched on the two relative minor faces that are based in support body 11 ' bottom respectively, and each reference column 12 ' is to be the hollow cone shape, and connects the bottom of stretching in support body 11 ' with bigger diameter end; Again, each reference column 12 ' uniformly-spaced cuts open and is provided with three road profile grooves 120 ';
This three trip 13 is to be located at support body 11 ' bottom respectively to differ from the side that reference column 12 ' is set, preferred embodiment as shown in the figure, a trip 13 wherein is middle section positions of being located at this support body 11 ' one long limit, and two trips 13 are positions, angle, two ends of being located at another long limit in addition; Again, each trip 13 is provided with a blocking part 130 that is prominent shape endways;
This printed circuit board (PCB) 20 ' is to be provided with the combined hole 21 ' and combined hole 22 that corresponds respectively to each reference column 12 ' and each trip 13;
Please cooperate and consult Fig. 4 and shown in Figure 5, when backlight module frame 10 ' is incorporated into printed circuit board (PCB) 20 ', be arranged in the combined hole 22 that trip 13 on the long limits of load bearing seat two of backlight module frame 10 ' can correspondence be arranged in printed circuit board (PCB) 20 ', and collude the wall edge of pulling with its blocking part 130 in combined hole 22, printed circuit board (PCB) 20 ' is positioned on the backlight module frame 10 ' with 3 fixed forms, form firm locating effect, the load bearing seat of efficient hardening backlight module frame 10 ' and the bond strength between the printed circuit board (PCB) 20 '.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art are not in breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (10)
1, a kind of backlight module frame is characterized in that it comprises:
One support body is to have the side that a bottom and is located in periphery; And
More than one reference column is to be the hollow cone shape, so that this reference column is formed with a bigger diameter end and a miner diameter end respectively, and the bigger diameter end of this reference column is linked to the side of this support body bottom, and this reference column is being axially arranged with more than one profile groove.
2, backlight module frame according to claim 1 is characterized in that wherein said reference column is equipped with outwardly a hook part at miner diameter end.
3, backlight module frame according to claim 1 is characterized in that wherein said support body bottom differs from the side that is provided with this reference column, is respectively equipped with more than one trip, and this trip end is provided with a blocking part that is prominent shape.
4, backlight module frame according to claim 2 is characterized in that wherein said support body bottom differs from the side that is provided with this reference column, is respectively equipped with more than one trip, and this trip end is provided with a blocking part that is prominent shape.
5, according to claim 1,2,3 or 4 described backlight module frames, it is characterized in that wherein said support body is a cuboid, and this side is formed with two minor faces and two long limits, be respectively equipped with this reference column on the two relative minor faces of this support body;
This support body bottom is provided with three these trips, and wherein a trip is located at a wherein long limit of this support body, and two trips are located at the position, angle, two ends on another long limit of this support body.
6, backlight module frame according to claim 1 is characterized in that wherein said reference column is axially uniformly-spaced to be provided with three these profile grooves.
7, a kind of backlight module frame combined structure is characterized in that it comprises:
One backlight module frame, the reference column that it is provided with a support body and is incorporated into this support body more than one, each reference column is to be the hollow cone shape, be formed with a bigger diameter end and a miner diameter end respectively for this reference column, and the bigger diameter end of this reference column is linked to the side of this support body bottom, and this reference column is being axially arranged with more than one profile groove; And
One printed circuit board (PCB), it is provided with more than one combined hole, and this combined hole is corresponding to the reference column of this support body, and this combined hole internal diameter is less than the internal diameter of reference column bigger diameter end, and greater than the miner diameter end of reference column, is for this reference column and this combined hole to be tightly fixed.
8, backlight module frame combined structure according to claim 7 is characterized in that wherein said reference column is equipped with outwardly a hook part at miner diameter end.
9, backlight module frame combined structure according to claim 8, it is characterized in that wherein said support body bottom differs from the side that is provided with reference column, be respectively equipped with more than one trip, this trip end is provided with a blocking part that is prominent shape, this printed circuit board (PCB) is respectively to being provided with a combined hole by trip, collude for this trip and to close, and this blocking part is sticked in this combined hole in this combined hole.
10, backlight module frame combined structure according to claim 7, it is characterized in that wherein said support body bottom differs from the side that is provided with reference column, be respectively equipped with more than one trip, this trip end is provided with a blocking part that is prominent shape, this printed circuit board (PCB) is respectively to being provided with a combined hole by trip, collude for this trip and to close, and this blocking part is sticked in this combined hole in this combined hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620113803 CN2906678Y (en) | 2006-05-08 | 2006-05-08 | Backlight module frame and assembly structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620113803 CN2906678Y (en) | 2006-05-08 | 2006-05-08 | Backlight module frame and assembly structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2906678Y true CN2906678Y (en) | 2007-05-30 |
Family
ID=38115318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620113803 Expired - Fee Related CN2906678Y (en) | 2006-05-08 | 2006-05-08 | Backlight module frame and assembly structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2906678Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014026428A1 (en) * | 2012-08-17 | 2014-02-20 | 深圳市华星光电技术有限公司 | Back plate component and liquid crystal display |
| CN109586513A (en) * | 2017-09-29 | 2019-04-05 | 日本电产株式会社 | Motor and substrate mounting structure |
-
2006
- 2006-05-08 CN CN 200620113803 patent/CN2906678Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014026428A1 (en) * | 2012-08-17 | 2014-02-20 | 深圳市华星光电技术有限公司 | Back plate component and liquid crystal display |
| US8958027B2 (en) | 2012-08-17 | 2015-02-17 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backplate assembly and liquid crystal display device using the same |
| CN109586513A (en) * | 2017-09-29 | 2019-04-05 | 日本电产株式会社 | Motor and substrate mounting structure |
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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: 20070530 Termination date: 20150508 |
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| EXPY | Termination of patent right or utility model |