CN201909227U - Light source module and electronic device with same - Google Patents
Light source module and electronic device with same Download PDFInfo
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- CN201909227U CN201909227U CN2010202752490U CN201020275249U CN201909227U CN 201909227 U CN201909227 U CN 201909227U CN 2010202752490 U CN2010202752490 U CN 2010202752490U CN 201020275249 U CN201020275249 U CN 201020275249U CN 201909227 U CN201909227 U CN 201909227U
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- light source
- circuit
- electronic installation
- power supply
- source module
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Abstract
The utility model discloses a light source module which comprises a plurality of light sources and a power supply and light source driving integrated board. An electronic device is also provided, comprising the light source module and a system board, and the power supply and light source driving integrated board is electrically connected with the system board. The light source module and electronic device with same has the advantages that the use ratio of the electric energy can be improved, and the signal interference among the components can be avoided.
Description
Technical field
The utility model relates to a kind of optical element and uses the electronic installation of this optical element, particularly relates to a kind of light source module and uses the electronic installation of this light source module.
Background technology
Fig. 1 is each interelement annexation figure of existing electronic installation.Fig. 2 is the Organization Chart of the light source module of electronic installation shown in Figure 1.See also Fig. 1 and Fig. 2, a kind of existing electronic installation is a colour television set for example, comprises light source module 110 and system board 120, and wherein, light source module 110 comprises power panel 130, light source driving board 140 and some light sources 150.Power panel 130 is connected in system board 120 by connecting line 162, is connected in light source driving board 140 by connecting line 163, provides electric energy to system board 120 and light source driving board 140 respectively.It is luminous that light source driving board 140 is suitable for driving light source 150.System board 120 electrically connects by connecting line 164 with light source driving board 140, is beneficial to regulate the luminescent condition of light source 150.
Extraneous 220V alternating current successively the flow through rectification of power panel 130 and circuit of power factor correction 132, transformer circuit of reversed excitation 133 and rectification and filter circuit 134, and be converted into a direct current voltage A; Then, DC voltage A flow through light source driving board 140 DC/DC circuit 143 and be converted to another DC voltage B, DC voltage B is the operating voltage of light source 150.In other words, extraneous alternating current is converted to DC voltage A is converted to light source 150 again by light source driving board 140 operating voltage B by power panel 130 earlier.Like this, extraneous alternating current just obtains the operating voltage of light source 150 through twice conversion, and energy consumption is bigger indirectly, has reduced the utilization rate of electric energy.In addition, as can be seen from Figure 1, existing electronic installation has connecting line 162,163,164, and connecting line is more, if cabling mode is unreasonable when assembling, causes the interelement signal of electronic installation to disturb easily.
The utility model content
The utility model provides a kind of light source module and uses the electronic installation of this light source module, has both had less connecting line and avoids interelement signal to disturb and can improve utilization rate of electrical.
For reaching above-mentioned advantage, the utility model provides a kind of light source module, comprises some light sources and electrically connects and directly provide the power supply and the light source of the operating voltage of light source to drive integration plate with light source.
In an embodiment of the present utility model, described power supply and light source drive integration plate and comprise a rectification and circuit of power factor correction, a transformer circuit of reversed excitation and a rectification and the filter circuit that connects successively, direct and the light source electric connection of rectification and filter circuit, extraneous alternating current drives the operating voltage of integration plate output light source through power supply and light source.
In an embodiment of the present utility model, described power supply and light source drive integration plate and also comprise a constant-current source circuit, and constant-current source circuit and light source electrically connect, and the electric current of the light source of flowing through is a steady state value.
In an embodiment of the present utility model, described light source is a light emitting diode.
The utility model also provides a kind of electronic installation, comprises light source module and system board, and light source module comprises some light sources and electrically connects and directly provide the power supply and the light source of the operating voltage of light source to drive integration plate with light source and system board.
In an embodiment of the present utility model, described electronic installation is display or television set.
In an embodiment of the present utility model, described power supply and light source drive integration plate provides electric energy to system board, and regulates the luminescent condition of light source according to the system board feedack.
Light source module of the present utility model has omitted the DC/DC circuit, power panel and light source driving board are integrated, extraneous alternating current drives the operating voltage that integration plate just can directly be converted to light source through power supply and light source, and need not be through twice conversion, reduce indirect energy loss, improved the utilization rate of electric energy.In addition, the connecting line of electronic installation of the present utility model is less, has saved the material cost of wire harness, and the interelement signal that can avoid causing because of cabling mode is unreasonable disturbs.
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 specification, and for above-mentioned and other purposes, 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 each interelement annexation figure of existing electronic installation.
Fig. 2 is the Organization Chart of the light source module of electronic installation shown in Figure 1.
Fig. 3 is each interelement annexation figure of electronic installation of the present utility model.
Fig. 4 is the Organization Chart of the light source module of electronic installation shown in Figure 3.
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to light source module and the specific embodiment of using the electronic installation of this light source module, structure, feature and the effect that the utility model proposes, describe in detail as after.
Fig. 3 is each interelement annexation figure of electronic installation of the present utility model.Fig. 4 is the Organization Chart of the light source module of electronic installation shown in Figure 3.See also Fig. 3 and Fig. 4, electronic installation of the present utility model can be television set or display, and it comprises light source module 210 and system board 220, and wherein, light source module 210 comprises that power supply and light source drive integration plate 230 and some light sources 240.Power supply and light source drive integration plate 230 provides electric energy to light source 240 and system board 220, but and driving light source 240 luminous.In the electronic installation of the present utility model, power supply and light source drive only to be needed between integration plate 230 and the system board 220 to electrically connect by connecting line 252, except that providing electric energy to the system board 220, power supply and light source drive the luminescent condition that integration plate 230 also can be regulated light source 240 according to system board 220 feedacks.
Please refer again to Fig. 4, power supply and light source drive integration plate 230 and comprise rectification and circuit of power factor correction 232, transformer circuit of reversed excitation 233 and rectification and the filter circuit 234 that connects successively.Power supply and light source drive integration plate 230 and also comprise constant-current source circuit 235, and constant-current source circuit 235 electrically connects with light source 240, and the electric current of the feasible light source 240 of flowing through is a steady state value.
During work, extraneous 220V alternating current successively flow through rectification and circuit of power factor correction 232, transformer circuit of reversed excitation 233 and rectification and filter circuit 234, and directly be converted into the operating voltage of light source 240, thus driving light source 240 is luminous.
Need to prove that in the present embodiment, light source 240 can be light emitting diode.
Light source module 210 of the present utility model has omitted the DC/DC circuit, power panel and light source driving board are integrated, promptly design on same pcb board, extraneous alternating current drives the operating voltage that integration plate 230 just can directly be converted to light source 240 through power supply and light source, and need not be through twice conversion, reduce indirect energy loss, improved the utilization rate of electric energy.In addition, when above-mentioned light source module 210 is applied to electronic installation, power supply and light source drive integration plate 230 and are connected by connecting line 252 with system board 220, just can realize power supply to system board 220, power supply and light source drive integration plate 230 also can be according to information such as the brightness of the display frame of system board 220 feedbacks and contrasts, regulate the luminescent condition of light source 240, thereby adjust the light characteristic of the display frame of electronic installation in real time, realize dynamic control the light characteristic of display frame.Power supply and light source drive integration plate 230 direct and system board 220 electric connections by connecting line in the electronic installation of the present utility model, and in the prior art, all need to electrically connect between per two elements in power panel, light source driving board and the system board by connecting line, therefore the connecting line of electronic installation of the present utility model is less, saved the material cost of wire harness, and the interelement signal that can avoid causing because of cabling mode is unreasonable disturbs.
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, in not 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 not break away from the technical solutions of the utility model content, 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 light source module comprises some light sources, it is characterized in that: described light source module comprises that also one electrically connects and directly provide the power supply and the light source of the operating voltage of this light source to drive integration plate with this light source.
2. light source module as claimed in claim 1, it is characterized in that: described power supply and light source drive integration plate and comprise a rectification and circuit of power factor correction, a transformer circuit of reversed excitation and a rectification and the filter circuit that connects successively, direct and this light source electric connection of this rectification and filter circuit.
3. light source module as claimed in claim 2 is characterized in that: described power supply and light source drive integration plate and also comprise a constant-current source circuit, and this constant-current source circuit and this light source electrically connect, and the electric current of this light source of flowing through is a steady state value.
4. light source module as claimed in claim 1 is characterized in that: described light source is a light emitting diode.
5. electronic installation, comprise a light source module and a system board, light source module comprises some light sources, it is characterized in that: described light source module comprises that also one electrically connects and directly provide the power supply and the light source of the operating voltage of this light source to drive integration plate with this light source and this system board.
6. electronic installation as claimed in claim 5 is characterized in that: described electronic installation is display or television set.
7. electronic installation as claimed in claim 5 is characterized in that: described power supply and light source drive integration plate provides electric energy to this system board, and regulates the luminescent condition of this light source according to the system board feedack.
8. electronic installation as claimed in claim 5, it is characterized in that: described power supply and light source drive integration plate and comprise a rectification and circuit of power factor correction, a transformer circuit of reversed excitation and a rectification and the filter circuit that connects successively, direct and this light source electric connection of this rectification and filter circuit.
9. electronic installation as claimed in claim 8 is characterized in that: described power supply and light source drive integration plate and also comprise a constant-current source circuit, and this constant-current source circuit and this light source electrically connect, and the electric current of this light source of flowing through is a steady state value.
10. electronic installation as claimed in claim 5 is characterized in that: described light source is a light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202752490U CN201909227U (en) | 2010-07-29 | 2010-07-29 | Light source module and electronic device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202752490U CN201909227U (en) | 2010-07-29 | 2010-07-29 | Light source module and electronic device with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201909227U true CN201909227U (en) | 2011-07-27 |
Family
ID=44301428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202752490U Expired - Lifetime CN201909227U (en) | 2010-07-29 | 2010-07-29 | Light source module and electronic device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201909227U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108809064A (en) * | 2018-06-07 | 2018-11-13 | 青岛浩海网络科技股份有限公司 | A kind of power supply for forest fire protection all-in-one machine |
| CN110247455A (en) * | 2019-06-26 | 2019-09-17 | 深圳创维－Rgb电子有限公司 | Television set |
-
2010
- 2010-07-29 CN CN2010202752490U patent/CN201909227U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108809064A (en) * | 2018-06-07 | 2018-11-13 | 青岛浩海网络科技股份有限公司 | A kind of power supply for forest fire protection all-in-one machine |
| CN110247455A (en) * | 2019-06-26 | 2019-09-17 | 深圳创维－Rgb电子有限公司 | Television set |
| CN110247455B (en) * | 2019-06-26 | 2023-10-27 | 深圳创维－Rgb电子有限公司 | Television set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151116 Address after: 266103 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee after: haier group corporation Patentee after: Qingdao Haier Electric Appliance Co., Ltd. Patentee after: Qingdao Jiaonan Haier Electronic Co., Ltd. Patentee after: Hefei Haier Information Product Co., Ltd. Patentee after: QINGDAO HAIER MULTI-MEDIA CO., LTD. Address before: 266103 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: haier group corporation Patentee before: Qingdao Haier Electric Appliance Co., Ltd. Patentee before: Qingdao Jiaonan Haier Electronic Co., Ltd. Patentee before: Hefei Haier Information Product Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110727 |
|
| CX01 | Expiry of patent term |