CN203099551U - Backlight module and liquid crystal electronic device - Google Patents
Backlight module and liquid crystal electronic device Download PDFInfo
- Publication number
- CN203099551U CN203099551U CN2013200963791U CN201320096379U CN203099551U CN 203099551 U CN203099551 U CN 203099551U CN 2013200963791 U CN2013200963791 U CN 2013200963791U CN 201320096379 U CN201320096379 U CN 201320096379U CN 203099551 U CN203099551 U CN 203099551U
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- emitting device
- light
- main body
- fastener
- module backlight
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a backlight module which comprises a light emitting device and a heat dissipation device, wherein the heat dissipation device is used for assisting the light emitting device to dissipate heat. The heat dissipation device comprises a heat dissipation part which is provided with an engaging part and an abutting part, the abutting part is located below the engaging part, and the engaging part and the abutting part are matched with each other to form a clamping groove used for engaging of the light emitting device. According to the backlight module, through the mutual cooperation of the engaging part and the abutting part, the clamping groove used for engaging of the light emitting device is formed, so that the light emitting device can be assembled with the heat dissipation device stably and rapidly, and a mode that a light emitting device and a heat dissipation device are assembled through screws in an existing backlight module is removed. Therefore, the backlight module can save working hours of manually locking the screws, assembling efficiency of the backlight module is improved, and the problem that the light emitting device warps due to the fact that the assembly is not standard can be avoided. The utility model further provides a liquid crystal electronic device provided with the backlight module.
Description
Technical field
The utility model relates to the liquid crystal electron apparatus field, relates in particular to module backlight that is used for liquid crystal electron equipment and the liquid crystal electron equipment with this module backlight.
Background technology
Existing liquid crystal display all has module backlight as LCD TV etc.Module backlight generally includes members such as backboard, heat radiation aluminum strip, lamp bar, reflector plate and LGP, and wherein, the heat radiation aluminum strip is connected with the lamp bar, is used for auxiliary this lamp bar and dispels the heat and not damaged by the heat of himself generation with the guard lamp bar.In the prior art, all be to adopt the screw realization interconnective usually between lamp bar and the heat radiation aluminum strip, in connection procedure, need manually lock a plurality of screws, not only expend man-hour, also easily because the nonstandard screw that causes of assembling is crooked, make that the lamp bar is inner to produce stress and warpage takes place, and then cause on optics and the picture unusually.
The utility model content
Main purpose of the present utility model provides a kind of module backlight, is intended to realize that its heat abstractor and light-emitting device thereof can be assembled in together fast, easily, improves the packaging efficiency of module backlight and reduces the loss percentage of module backlight.
For achieving the above object, the utility model provides a kind of module backlight, the heat abstractor that comprises light-emitting device and be used for auxiliary this light-emitting device heat radiation, described heat abstractor comprises radiating piece, this radiating piece has fastener and is positioned at the fitting of this fastener below, and described fastener and described fitting cooperatively interact and be sticked in wherein draw-in groove to form this light-emitting device of confession.
Preferably, described fastener comprise the main body of corresponding described light-emitting device and by this main body towards holding section that described light-emitting device one side is extended, described fitting comprises the abutting part that is positioned at below, this holding section, and described holding section and described abutting part match and move along the direction of parallel this main body to limit described light-emitting device.
Preferably, described fastener also comprises the stop part that is extended towards a side of described abutting part by described holding section, and described stop part matches with described main body and moves along the direction of vertical described main body to limit described light-emitting device.
Preferably, described fitting also comprises by described abutting part towards the auxiliary section that a side of described holding section is extended, and matches with described main body and move along the direction of vertical described main body to limit described light-emitting device in described auxiliary section.
Preferably, described fastener also comprises the stop part that is extended towards a side of described abutting part by described holding section, described fitting also comprises by described abutting part towards the auxiliary section that a side of described holding section is extended, and described stop part, described auxiliary section and described main body cooperatively interact and move along the direction of vertical described main body to limit described light-emitting device.
Preferably, described holding section and described abutting part parallel interval are provided with, and described stop part and described auxiliary section are provided with separately.
Preferably, described draw-in groove comprises slot part and peristome, described slot part is surrounded by described main body, described holding section and described abutting part and forms, described peristome is matched by described stop part and described auxiliary section and forms, and described light-emitting device comprises and is sticked in the circuit board in the described slot part and is electrically connected to this circuit board and is sticked in lamp bar in the described peristome.
Preferably, the length of described fitting is less than the length of described fastener, and described fastener is mutually concordant with an end of described fitting, staggers mutually in the other end.
Preferably, described light-emitting device also comprises the terminal that is positioned at described circuit board one end, and the end of described terminal and described fitting connects.
The utility model further provides a kind of liquid crystal electron equipment with above-mentioned module backlight.
Module backlight of the present utility model forms for light-emitting device by cooperatively interacting between fastener and the fitting and is sticked in wherein draw-in groove, thereby make that light-emitting device can be firm, be assemblied in heat abstractor apace, and need not as by screw light-emitting device being assemblied in heat abstractor in the existing module backlight, so, module backlight then of the present utility model can be saved the man-hour that manually locks screw, improve the packaging efficiency of module backlight, can avoid problem again, help eliminating the hidden danger of quality of module backlight owing to the assembling light-emitting device warpage that causes lack of standardization.
Description of drawings
Fig. 1 is the structural representation of the module backlight in the utility model better embodiment;
Fig. 2 is another angle schematic diagram of module backlight shown in Figure 1;
Fig. 3 is the structural representation of the heat abstractor of module backlight shown in Figure 1.
The realization of the utility model purpose, functional characteristics and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Please refer to Fig. 1 and Fig. 2, wherein, Fig. 1 is the structural representation of the module backlight in the utility model better embodiment; Fig. 2 is another angle schematic diagram of module backlight shown in Figure 1.Module 10 backlight is arranged in liquid crystal electron equipment such as the LCD TV, is used to produce light backlight so that the normal show image of liquid crystal electron equipment.Module 10 backlight comprises light-emitting device 100, LGP, reflector plate, diffusion sheet, prismatic lens, heat abstractor 200, backboard 300 and other members, as spiro connecting piece 400 etc.In the present embodiment, be convenient signal, in Fig. 1, omit members such as LGP, reflector plate, diffusion sheet, prismatic lens, frame, and the spiro connecting piece 400 that light-emitting device 100, heat abstractor 200, backboard 300 only is shown and is used for heat abstractor 200 is assembled in backboard 300.
Light-emitting device 100 is used for providing light backlight as light source, comprises circuit board 110, lamp bar 120 and terminal 130.Lamp bar 120 is electrically connected to circuit board 110, comprises the LED lamp that a plurality of intervals are provided with.Terminal 130 is electrically connected to circuit board 110, is used to realize being electrically connected between circuit board 110 and other members.In the present embodiment, circuit board 110 is roughly L-shaped, comprises main part and the bigger connecting portion of width that width is less, and terminal 130 is arranged on the connecting portion of circuit board 110.
Further with reference to figure 3, it is the structural representation of heat abstractor 200.Heat abstractor 200 corresponding light-emitting devices 100 and being provided with are used to realize the engaging location of light-emitting device 100 and auxiliary illuminating device 100 heat radiations simultaneously.Heat abstractor 200 roughly is the setting of L type, comprises that body 210 and approximate vertical are connected to the radiating piece 220 of body 210.Radiating piece 220 corresponding light-emitting devices 100 comprise that fastener 221 and length slightly are shorter than the fitting 222 of fastener 221.In the present embodiment, the length difference between fastener 221 and the fitting 222 is slightly larger than the length of the terminal 130 of light-emitting device 100.
Fitting 222 is positioned at the below of fastener 221, one end of one end and fastener 221 aligns, then staggering mutually with the other end of fastener 221 in the other end, is used for matching with fastener 221 being sticked in wherein draw-in groove to form for light-emitting device 100.Fitting 222 roughly is the setting of L type, comprise abutting part 222a and auxiliary section 222b, wherein, abutting part 222a is arranged at intervals at the below of holding section 221b, corresponding with holding section 221b and roughly parallel with holding section 221b, so, then abutting part 222a and holding section 221b can cooperatively interact with restriction light-emitting device 100 moving on the direction of parallel bodies 221a.Auxiliary section 222b is vertically extended towards the side of holding section 221b by abutting part 222a, corresponding with stop part 221c and separately, so, then main body 221a, stop part 221b and auxiliary section 222b can cooperatively interact and move in the direction of vertical body 221a with restriction light-emitting device 100.
Further, in the present embodiment, heat abstractor 200 also comprises heat-conducting glue 230.Heat-conducting glue 230 is arranged in fastener 221 and the fitting 222 formed draw-in grooves, and fits towards a side of light-emitting device 100 with main body 221a, is used for the heat that light-emitting device 100 produces is directed to fastener 221.
Backboard 300 roughly is the setting of L type, is arranged at the outside of heat abstractor 200, is used for its support of other members and fixation to entire aphototropism mould 10.In the present embodiment, backboard 300 can be assembled in by the body 210 of spiro connecting piece 400 with heat abstractor 200.Certainly, in other embodiments, backboard 300 also can be fixed to heat abstractor 200 by other modes.
After fastener 210 and fitting 222 cooperatively interact, abutting part 222a is positioned at the below of holding section 221b and fits towards a side of light-emitting device 100 with main body 221a, auxiliary section 222b be positioned at stop part 221c below and with stop part 221c separately, at this moment, abutting part 222a, holding section 221b and main body 221a three surround the formation slot part, stop part 221c then complements each other to form peristome with auxiliary section 222b, peristome is connected with slot part, can be sticked in wherein draw-in groove for light-emitting device 100 thereby form.Simultaneously,, make and stagger mutually between the end of fitting 222 and fastener 221, do not align because fitting 222 is unequal with fastener 221 length.
When being sticked in light-emitting device 100 in the draw-in groove, the main part of circuit board 110 can be positioned over the place, an end that fitting 222 and fastener 221 stagger mutually away from an end correspondence of terminal 130, the slot part that makes circuit board 110 aligning abutting part 222a, holding section 221b and main body 221a three enclose, the peristome that makes lamp bar 120 aligning stop part 221c and auxiliary section 222b complement each other to form.Then, light-emitting device 100 is planted in the draw-in groove to the connecting portion of terminal 130 and circuit board 110 and the end of fitting 222 along the direction that is parallel to main body 221a and abutting part 222a and connect.At this moment, the main part of the circuit board 110 of light-emitting device 100 is sticked in the slot part, and it connects with abutting part 222a and holding section 221b respectively both sides up and down, thereby makes light-emitting device 100 to move along the direction that is parallel to main body 221a; Both sides connect with being arranged at the lip-deep heat-conducting glue 230 of main body 221a, stop part 221c and auxiliary section 222b respectively before and after it, thereby make light-emitting device 100 to move along the direction perpendicular to main body 221a.Simultaneously, lamp bar 120 parts of light-emitting device 100 are sticked in the peristome, it up and down is subjected to the withstand effect of stop part 221c and auxiliary section 222b respectively in both sides, have further limited light-emitting device 100 and have moved along the direction of main body 221a.So far, light-emitting device 100 can firmly be sticked in the draw-in groove, realizes being assembled in heat abstractor 200.
Be understandable that in the present embodiment, fastener 221 and fitting 222 can be by drawing aluminium can realize that maybe the material of said function is one-body molded, and in other embodiments, fastener 221 also can divide with fitting 222 and is arranged.
Be understandable that the structure of fastener 221 and fitting 222 is not limited to present embodiment.In other embodiments, when the auxiliary section of fitting 222 222b has suitable height, fastener 210 can only comprise main body 221a and holding section 221b and not comprise stop part 221c, so, auxiliary section 222b and main body 221a still can cooperatively interact and limit light-emitting device 100 and move along the direction of vertical body 221a; Perhaps, when the stop part 221c of fastener 221 has suitable height, fitting 222 also can only comprise abutting part 222a and not comprise auxiliary section 222b, so, still can limit light-emitting device 100 under the effect that auxiliary section 222b and main body 221a cooperatively interact moves along the direction of parallel bodies 221a.
Module backlight 10 of the present utility model forms for light-emitting device 100 by cooperatively interacting between fastener 221 and the fitting 222 and is sticked in wherein draw-in groove, thereby make that light-emitting device 100 can be firm, be assemblied in heat abstractor 200 apace, and need not as by screw light-emitting device 100 being assemblied in heat abstractor 200 in the existing module backlight, so, module 10 backlight then of the present utility model can be saved the man-hour that manually locks screw, improve the packaging efficiency of module 10 backlight, can avoid problem again, help eliminating the hidden danger of quality of module backlight owing to the assembling light-emitting device warpage that causes lack of standardization.Simultaneously, because fitting 222 length are less than the length of fastener 221, the end of fitting 222 can be used as light-emitting device 100 location datum levels, when light-emitting device 100 is inserted in the draw-in groove and connects with this end of fitting 222, can guarantee that then light-emitting device 100 fully is inserted in the draw-in groove, help quickly and easily light-emitting device 100 being inserted in the draw-in groove.
The above only is a preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. module backlight, the heat abstractor that comprises light-emitting device and be used for auxiliary this light-emitting device heat radiation, it is characterized in that, described heat abstractor comprises radiating piece, this radiating piece has fastener and is positioned at the fitting of this fastener below, and described fastener and described fitting cooperatively interact and be sticked in wherein draw-in groove to form this light-emitting device of confession.
2. module backlight as claimed in claim 1, it is characterized in that, described fastener comprise the main body of corresponding described light-emitting device and by this main body towards holding section that described light-emitting device one side is extended, described fitting comprises the abutting part that is positioned at below, this holding section, and described holding section and described abutting part match and move along the direction of parallel this main body to limit described light-emitting device.
3. module backlight as claimed in claim 2, it is characterized in that, described fastener also comprises the stop part that is extended towards a side of described abutting part by described holding section, and described stop part matches with described main body and moves along the direction of vertical described main body to limit described light-emitting device.
4. module backlight as claimed in claim 2, it is characterized in that, described fitting also comprises by described abutting part towards the auxiliary section that a side of described holding section is extended, and matches with described main body and move along the direction of vertical described main body to limit described light-emitting device in described auxiliary section.
5. module backlight as claimed in claim 2, it is characterized in that, described fastener also comprises the stop part that is extended towards a side of described abutting part by described holding section, described fitting also comprises by described abutting part towards the auxiliary section that a side of described holding section is extended, and described stop part, described auxiliary section and described main body cooperatively interact and move along the direction of vertical described main body to limit described light-emitting device.
6. module backlight as claimed in claim 5 is characterized in that, described holding section and described abutting part parallel interval are provided with, and described stop part and described auxiliary section are provided with separately.
7. module backlight as claimed in claim 5, it is characterized in that, described draw-in groove comprises slot part and peristome, described slot part is surrounded by described main body, described holding section and described abutting part and forms, described peristome is matched by described stop part and described auxiliary section and forms, and described light-emitting device comprises and is sticked in the circuit board in the described slot part and is electrically connected to this circuit board and is sticked in lamp bar in the described peristome.
8. module backlight as claimed in claim 7 is characterized in that, the length of described fitting is less than the length of described fastener, and described fastener is mutually concordant with an end of described fitting, staggers mutually in the other end.
9. module backlight as claimed in claim 8 is characterized in that, described light-emitting device also comprises the terminal that is positioned at described circuit board one end, and the end of described terminal and described fitting connects.
10. a liquid crystal electron equipment is characterized in that, comprises each described module backlight as claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200963791U CN203099551U (en) | 2013-03-01 | 2013-03-01 | Backlight module and liquid crystal electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200963791U CN203099551U (en) | 2013-03-01 | 2013-03-01 | Backlight module and liquid crystal electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203099551U true CN203099551U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200963791U Expired - Fee Related CN203099551U (en) | 2013-03-01 | 2013-03-01 | Backlight module and liquid crystal electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203099551U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597739A (en) * | 2016-12-20 | 2017-04-26 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display module |
| CN107037631A (en) * | 2016-12-02 | 2017-08-11 | 深圳市华星光电技术有限公司 | Liquid crystal display and its backlight module |
-
2013
- 2013-03-01 CN CN2013200963791U patent/CN203099551U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037631A (en) * | 2016-12-02 | 2017-08-11 | 深圳市华星光电技术有限公司 | Liquid crystal display and its backlight module |
| CN106597739A (en) * | 2016-12-20 | 2017-04-26 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display module |
| CN106597739B (en) * | 2016-12-20 | 2019-09-17 | 深圳市华星光电技术有限公司 | A kind of backlight module and 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 | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 518057, Shiyan Road, Shiyan City, Guangdong, Baoan District Province on the 1st Road, SKYWORTH science and Technology Industrial Park R & D building, two or three, four floor and the first floor of the integrated building, Shenzhen Patentee after: Skyworth LCD Modules (Shenzhen) Co., Ltd. Address before: 518057 Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH building A block 13-16 Patentee before: Skyworth LCD Modules (Shenzhen) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20170301 |
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| CF01 | Termination of patent right due to non-payment of annual fee |