CN202328046U - Lock accessory, backlight module and LCD (liquid crystal display) device - Google Patents
Lock accessory, backlight module and LCD (liquid crystal display) device Download PDFInfo
- Publication number
- CN202328046U CN202328046U CN2011204620791U CN201120462079U CN202328046U CN 202328046 U CN202328046 U CN 202328046U CN 2011204620791 U CN2011204620791 U CN 2011204620791U CN 201120462079 U CN201120462079 U CN 201120462079U CN 202328046 U CN202328046 U CN 202328046U
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- Prior art keywords
- locks
- backboard
- pcb
- fixing
- fixed
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- Expired - Lifetime
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Abstract
The utility model discloses a lock accessory, a backlight module and an LCD device. The lock accessory for fixing a PCB (printed circuit board) on a back plate is characterized in that a clamp structure is arranged between the top of the PCB and the lock accessory; and a fixing structure for fixing the lock accessory onto the back plate is arranged on the root part of the lock accessory. The PCB board can be selectively fixed and installed on the back plate at a desired position by adopting the independent lock accessory structure, thereby achieving standardized and universalized design of the back plate and lowering the cost. In addition, the clamp structure between the lock accessory and the PCB has higher installation efficiency in comparison with fixation manners using screws, rivets and so on, thereby facilitating improvement on the production efficiency and further lowering the cost.
Description
Technical field
The utility model relates to field of liquid crystal display, in particular, relates to a kind of part, module backlight and liquid crystal indicator of locking.
Background technology
Liquid crystal indicator comprises liquid crystal panel and module backlight, and module backlight bottom has a backboard that is used to seal module and fixed die inner assembly.Existing backboard all uses all-in-one-piece backboard, generally uses metal stamping or plastics injection system global formation, makes product heavier, and the material cost of product is higher.For large-sized backboard, owing to need to use bigger pressing equipment, cost is higher, and corresponding die size is very big, complex structure, and die cost is also very high.Fierceness day by day along with market competition effectively reduces design cost and becomes more and more important, so saving material cost and simplified assembling process become the important directions of each designer's research.
The tradition backboard is according to the needs of different liquid crystal indicators; Punching press forms convex closure on backboard, is used for fixing components and parts such as pcb board, and punching press forms the mode of convex closure and processes inconvenience; Also be difficult to realize the standardization of backboard, unitized design, the backboard cost further improves.
The utility model content
The utility model technical problem to be solved provides a kind of standardization, generalization, locks part, module backlight and liquid crystal indicator cheaply.
The purpose of the utility model realizes through following technical scheme:
A kind of part that locks that is used for fixing PCB on the backboard saidly locks part and said PCB top fixed is provided with interface arrangment; The said root that locks part is provided with the fixed structure that is used for itself being fixed on the said backboard.
Preferably, the said top that locks part is provided with the taper pinnacle, and said conical points top/bottom part extends one or more resilient fingers.This is a kind of concrete interface arrangment, and the location structure of pcb board just can block pcb board through the button pawl and fix as long as detain from the taper pinnacle, and operating procedure is simple, efficient, helps boosting productivity.
Preferably, said resilient fingers has two, in the dismounting pcb board, needs to detain pawl and presses down, and pcb board could take out from the taper pinnacle; Opposed button pawl can press down simultaneously easily and dismantle, and simultaneously, the structure of two button pawls also can ensure constant intensity.
Preferably, the said fixed structure that locks the part root is identical with the structure of the interface arrangment at said top.Lock the part two ends and all adopt interface arrangment, the feasible part versatility that locks is higher, needs only the location structure that the taper pinnacle is passed backboard simultaneously, and the button pawl blocks backboard just can realize locking the fixing of part, and operating procedure simply, efficiently helps boosting productivity.
Preferably, the said fixed structure that locks the part root locks the integrated rivet of part for following.This is a kind of concrete fixed structure of part with backboard that lock.
Preferably, the screw that is formed in one of the said fixed structure that locks the part root.This is the other a kind of concrete fixed structure of part with backboard that lock.
Preferably, the said fixed structure that locks the part root is a screwed hole.This locks the fixed structure of part with backboard for the third is concrete.
Preferably, the said part that locks adopts plastic cement one-body molded.Locking part and can promoting dielectric level of plastic cement structure avoids pcb board to follow the metal backing contact to produce unnecessary problem with grounding.
A kind of module backlight; Comprise backboard, pcb board; And the above-mentioned part that locks that is used for fixing PCB on the backboard; Said backboard is provided with and is used for fixing the said location structure that locks part, and the said part that locks is installed on the said backboard through location structure, and said pcb board is fixed on said locking on the part.
Preferably, said location structure is a chute, and the said part that locks is installed on the said backboard through chute.This is a kind of concrete location structure form, and chute can provide continuous location, and the installation site is flexible.
Preferably, said location structure is the installing hole of a plurality of standards, and the said part that locks selectively is installed on the said backboard through a plurality of installing holes.This is another kind of concrete location structure form, and the installing hole of a plurality of standards is convenient selects corresponding installing hole according to actual conditions, and locate mode is more flexible; In addition; Lock after part is installed to installing hole, installing hole effectively limited lock annex moves good positioning effect on backboard.
Preferably, said backboard comprises framework, and said framework comprises the support of a plurality of mutual splicings, is provided with bridge formation between the said support, and the said part that locks is installed on the said bridge formation.This is to lock the application of part in the frame-type backboard, and cooperating builds bridge uses, and position location flexibly can be provided.
A kind of liquid crystal indicator comprises above-mentioned module backlight.
The utility model independently locks the part structure owing to having adopted, and the place of the fixedly pcb board that can on backboard, need fixedly mounts selectively, and backboard can be realized standardization, unitized design like this, reduces cost; In addition, lock part and adopt interface arrangment with between the pcb board, compare modes such as screw is fixed, riveted and fixed, installation effectiveness is higher, helps promoting productivity ratio, further reduces cost.
Description of drawings
Fig. 1 is the utility model scheme of installation;
Fig. 2 is that the utility model locks the part sketch map for first kind;
Fig. 3 is that the utility model locks the part sketch map for second kind;
Fig. 4 be the utility model the third lock the part sketch map;
Fig. 5 is that the utility model locks the part sketch map for the 4th kind;
Fig. 6 is that the utility model locks part and is fixed to the sketch map on the chute;
Fig. 7 is that the utility model locks part and is fixed to the sketch map on the installing hole;
Fig. 8 is that the utility model locks the application sketch map of part in the frame-type backboard;
Wherein: 100, framework; 110, support; 120, build bridge; 130, chute; 140, installing hole; 300, lock part; 310, taper pinnacle; 320, button pawl; 400, backboard; 500, pcb board.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment the utility model is described further.
As shown in Figure 1, a kind of liquid crystal indicator comprises liquid crystal panel and module backlight, and said module backlight bottom is provided with backboard 400.Backboard 400 be provided with a plurality of be used for fixing pcb board 500 lock part 300; The said part 300 that locks is institute's annex independently; Its root is provided with the fixed structure that is used for itself being fixed on the said backboard 400; Lock part 300 and be provided with taper pinnacle 310 with said pcb board 500 top fixed, one or more resilient fingers 320 is extended in bottom, said pinnacle, forms the fixedly interface arrangment of pcb board 500; Locking part 300 can adopt plastic cement one-body molded.
Shown in Fig. 2～4; Lock part 300 and be provided with the fixed structure that is used for itself being fixed on the said backboard 400 with backboard 400; This fixed structure can be any one form of riveting post, screw rod or screwed hole, can certainly adopt with the identical interface arrangment in top; Accordingly, backboard 400 is provided with and is used for fixing the said location structure that locks part 300, and this location structure can be one or more in chute 130, the installing hole 140 etc., shown in Fig. 6-Fig. 8, locks part 300 and is installed on the backboard 400 through location structure.Wherein, for bigger pcb board, the edge is provided with above-mentioned locking and possibly still stablizes inadequately after part 300 is fixed; Under the gravity effect, have wherein and subside, therefore part also can be set lock part, as shown in Figure 5; Its root can also be the plane; With unfixing between the backboard 400, only fixing with pcb board 500, to 500 pure supporting roles of pcb board.
This locks part 300 can be applied to traditional made of one piece backboard 400, also can be applied in the backboard 400 that adopts framework 100 formula structures.For traditional made of one piece backboard 400, as shown in Figure 7, said backboard 400 is formed by one or more board material splices, and the said part 300 that locks is fixed on the said sheet material.
Shown in Fig. 6, Fig. 8; Backboard 400 for framework 100 formula structures; Said backboard 400 comprises framework 100, and framework 100 comprises the support 110 of a plurality of mutual splicings, is connected with between the support 110 to build bridge 120; The said part 300 that locks can directly be fixed on bridge formation 120 or the support 110 as required, or selectable being fixed in the chute 130 or a plurality of installing hole 140 preset on bridge formation 120 or the support 110.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of the utility model.
Claims (13)
1. the part that locks that is used for fixing PCB on the backboard is characterized in that, saidly locks part and said PCB top fixed is provided with interface arrangment; The said root that locks part is provided with the fixed structure that is used for itself being fixed on the said backboard.
2. a kind of part that locks that is used for fixing PCB on the backboard as claimed in claim 1 is characterized in that the said top that locks part is provided with the taper pinnacle, and said conical points top/bottom part extends one or more resilient fingers.
3. a kind of part that locks that is used for fixing PCB on the backboard as claimed in claim 2 is characterized in that said resilient fingers has two.
4. a kind of part that locks that is used for fixing PCB on the backboard as claimed in claim 1 is characterized in that, the said fixed structure that locks the part root is identical with the structure of the interface arrangment at said top.
5. a kind of part that locks that is used for fixing PCB on the backboard as claimed in claim 1 is characterized in that, the said fixed structure that locks the part root is for locking the integrated rivet of part.
6. a kind of part that locks that is used for fixing PCB on the backboard as claimed in claim 1 is characterized in that the screw that the said fixed structure that locks the part root is formed in one.
7. a kind of part that locks that is used for fixing PCB on the backboard as claimed in claim 1 is characterized in that the said fixed structure that locks the part root is a screwed hole.
8. a kind of part that locks that is used for fixing PCB on the backboard as claimed in claim 1 is characterized in that, the said part that locks adopts plastic cement one-body molded.
9. module backlight; Comprise backboard, pcb board; And like the arbitrary described part that locks that is used for fixing PCB on the backboard of claim 1～8; Said backboard is provided with and is used for fixing the said location structure that locks part, and the said part that locks is installed on the said backboard through location structure, and said pcb board is fixed on said locking on the part.
10. a kind of module backlight as claimed in claim 9 is characterized in that said location structure is a chute, and the said part that locks is installed on the said backboard through chute.
11. a kind of module backlight as claimed in claim 9 is characterized in that said location structure is the installing hole of a plurality of standards, the said part that locks selectively is installed on the said backboard through a plurality of installing holes.
12. the described a kind of module backlight of claim 9 is characterized in that said backboard comprises framework, said framework comprises the support of a plurality of mutual splicings, is provided with bridge formation between the said support, and the said part that locks is installed on the said bridge formation.
13. a liquid crystal indicator comprises module backlight as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204620791U CN202328046U (en) | 2011-11-18 | 2011-11-18 | Lock accessory, backlight module and LCD (liquid crystal display) device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204620791U CN202328046U (en) | 2011-11-18 | 2011-11-18 | Lock accessory, backlight module and LCD (liquid crystal display) device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202328046U true CN202328046U (en) | 2012-07-11 |
Family
ID=46440027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204620791U Expired - Lifetime CN202328046U (en) | 2011-11-18 | 2011-11-18 | Lock accessory, backlight module and LCD (liquid crystal display) device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202328046U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506396A (en) * | 2011-11-18 | 2012-06-20 | 深圳市华星光电技术有限公司 | Locking accessory, backlight module and liquid crystal display device |
| WO2014131369A1 (en) * | 2013-02-28 | 2014-09-04 | 东莞巨扬电器有限公司 | Back plate module and light-plate mounting structure therefor |
| CN109633944A (en) * | 2019-01-21 | 2019-04-16 | 深圳市鼎视普锐科技有限公司 | It is a kind of convenient for fixed LCM liquid crystal display die set |
-
2011
- 2011-11-18 CN CN2011204620791U patent/CN202328046U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506396A (en) * | 2011-11-18 | 2012-06-20 | 深圳市华星光电技术有限公司 | Locking accessory, backlight module and liquid crystal display device |
| WO2014131369A1 (en) * | 2013-02-28 | 2014-09-04 | 东莞巨扬电器有限公司 | Back plate module and light-plate mounting structure therefor |
| CN109633944A (en) * | 2019-01-21 | 2019-04-16 | 深圳市鼎视普锐科技有限公司 | It is a kind of convenient for fixed LCM liquid crystal display die set |
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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: 20120711 |
|
| CX01 | Expiry of patent term |