CN201093353Y - Light source device for testing light conducting plate - Google Patents
Light source device for testing light conducting plate Download PDFInfo
- Publication number
- CN201093353Y CN201093353Y CNU2007201223055U CN200720122305U CN201093353Y CN 201093353 Y CN201093353 Y CN 201093353Y CN U2007201223055 U CNU2007201223055 U CN U2007201223055U CN 200720122305 U CN200720122305 U CN 200720122305U CN 201093353 Y CN201093353 Y CN 201093353Y
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- chute
- slide block
- test
- light
- slide
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Abstract
The utility model discloses a light source device for testing light guiding board, which includes a light-emitting unit, the position of which can be adjusted, a base used for holding the light-emitting unit, and an electrical source unit for supplying power to the light-emitting unit. The light-emitting unit includes a skid platform the position of which can be adjusted, and a light-emitting assembly arranged on the skid platform. The light-emitting unit adopts the pattern that the light-emitting assembly is arranged on the skid platform the position of which can be adjusted, and the position of the light-emitting unit is ensured to be adjustable. For tests of different types of light guiding boards, and different sized light guiding boards can be fit by adjusting the position of the light-emitting unit. Compared with the prior light source device, the utility model is more universal, and the implementing cost is lower.
Description
Technical field
The utility model relates to a kind of light supply apparatus, relates in particular to a kind of light supply apparatus that adopts in test LGP performance test.
Background technology
Along with the development of LCD, the application of LCD more extensive is as notebook computer, various desktop computer, LCD TV etc.; Because the liquid crystal panel of the LCD of LCD is a kind of passive component, itself can not be luminous, therefore need utilize the light source of light-source system as LCD, as backlight module, wherein LGP is the significant components in the backlight module, be used for guiding the transmission direction of sending light beam from light source, convert line source or spot light to the area source ejaculation.
Therefore light transmission and these two technical parameters of the diffusion uniformity of testing LGP just seem very important; At present, a kind of LGP measuring method that has the site is arranged, distribute in order to the area density that calculates light guide plate mesh point, it comprises step: set up coordinate system, determine the site coordinate; Choose unit are; Calculate the dot area in the constituent parts area; Calculate dot area density.Wherein, when choosing unit are, the number of site equates in the constituent parts area, and each site is positioned at unit are with identical ratio.This measuring method can convenient, accurately obtain the distribution situation of the area density of light guide plate mesh point, and then helps assessing the optical property that of LGP; But provide the device of test light source to be the light supply apparatus at the special setting of LGP not of the same race in this step, these light supply apparatus versatilities are relatively poor, and because be special the making, cost is higher.
The utility model content
At above-mentioned situation, the technical problem that the utility model solves provide a kind of simple in structure, go for the light supply apparatus that adopts in the plurality of specifications LGP testing experiment.
A kind of test LGP of the utility model light supply apparatus comprises:
The luminescence unit that the position is adjustable is used to be provided with the base of this luminescence unit, is used for the power subsystem to this luminescence unit power supply, and wherein, the described unit of giving out light comprises: the slide unit that the position is adjustable is arranged on the luminescence component on this slide unit.
On the said structure basis, wherein:
This slide unit comprises: be connected chute, the adjustment screw rod on the described base and be arranged on the slide block that cooperates with chute in this chute; Wherein, this adjustment screw rod is connected with this slide block, drives described slide block and moves back and forth in chute, and described luminescence component is arranged on this slide block.
Above-mentioned slide unit comprises and is arranged on the limited block that is used to limit the slide block range on the described chute.
A kind of improvement as the above-mentioned design of realization: described slide unit also comprises: be used for locating the lock-bit piece of described slide block in described chute position;
Described lock-bit piece is connected with described limited block, and described adjustment screw rod passes this limited block, is slidingly matched with this limited block.
Described limited block is threaded with chute, and described lock-bit piece is threaded with limited block.
A kind of improvement of advancing as the above-mentioned design of realization: described slide unit comprises: first chute of interlaced arrangement, second chute, be separately positioned on first slide block and second slide block that cooperate with chute in described first chute and second chute, adjust screw rod with the first adjustment screw rod and second that this first slide block and second slide block are connected respectively, wherein, this first chute is connected on the described base, this first slide block is connected with second chute, and described luminescence component is arranged on second slide block; First slide block is connected with second chute makes the slide block of winning can drive second chute, and then can drive second slide block movement that is arranged in second chute.
Described first, second chute is the dovetail chute, adopts the dovetail chute to be more convenient for locating setting slide block wherein.
Described luminescence component comprises: be arranged on the wiring board on the described slide block, be arranged on the illuminator on this wiring board;
Above-mentioned illuminator is the luminous original paper of side, and this luminous original paper is the luminous light emitting diode of side.
Described power subsystem comprises: the power supply conditioning module that the voltage that outputs to luminescence unit is regulated; Be used to adjust the adjusting device of the voltage that outputs to luminescence unit; Wherein, this power supply conditioning module is for carrying out the power supply conditioning module of conditionings such as ripple factor improvement, voltage stabilizing to the voltage that outputs to luminescence unit; By being set, adjusting device can regulate the luminous intensity of luminescence unit.
Described power subsystem also comprises the apparatus for protecting power supply that is connected with described power supply conditioning module; By being set, apparatus for protecting power supply can protect the power supply conditioning module.
Described base comprises: be provided with the pedestal that is used for ccontaining described power subsystem inner chamber, the lower margin that is used to support this pedestal that is connected with this pedestal is arranged on the gauge tap of the described adjusting device of this base-plates surface;
Described first chute is connected with described base thread.
The utility model test LGP light supply apparatus, wherein, luminescence unit adopts the mode that luminescence component is set on the adjustable slide unit in position, guaranteed that the luminescence unit position is adjustable, in the LGP testing experiment at different model, can adapt to the LGP of different size by the position of adjusting luminescence unit, more general than the conventional lighting sources device, implementation cost is lower.
Description of drawings
Below in conjunction with the specific embodiment and accompanying drawing the utility model is described in further detail.
Fig. 1 is the general illustration of the utility model test LGP with a kind of better embodiment of light supply apparatus.
Fig. 2 is the slide unit part schematic diagram of the utility model test LGP with a kind of better embodiment of light supply apparatus.
Fig. 3 is the decomposing schematic representation of slide unit among Fig. 2.
Fig. 4 is the slide unit part schematic diagram of the utility model test LGP with the another kind of better embodiment of light supply apparatus.
Fig. 5 is the luminescence unit part schematic diagram of the utility model test LGP with a kind of better embodiment of light supply apparatus.
Fig. 6 is the circuit theory schematic diagram of power supply unit unit embodiment illustrated in fig. 1.
Fig. 7 is the schematic diagram of base portion among Fig. 1.
The specific embodiment
Consult accompanying drawing 1 to accompanying drawing 7, a kind of test LGP of the utility model light supply apparatus, comprise the luminescence unit that the position is adjustable, be used to be provided with the base 3 of this luminescence unit, be used for power subsystem to this luminescence unit power supply, wherein, described luminescence unit comprises: the slide unit that the position is adjustable is arranged on the luminescence component on this slide unit.
In this specific embodiment: this slide unit comprises shown in Fig. 2-3: the chute 4 as described in being connected on the base 3, and adjust screw rod 8 and be arranged on the slide block 9 that cooperates with chute 4 in this chute 4; Wherein, this adjustment screw rod 8 is connected with this slide block 9, drives described slide block 9 and moves back and forth in chute 4, and described luminescence component is arranged on this slide block 9; Chute 4 is the dovetail chute, slide unit also comprises and is threaded in the limited block 15 that is used to limit slide block 9 ranges on the described chute 4, the lock-bit piece 16 that is threaded with this limited block 15, this lock-bit piece 16 is provided with and passes lock-bit piece 16, be used for and the screw (not shown) of adjusting screw rod 8 secure fit, described adjustment screw rod 8 passes this limited block 15, be slidingly matched with this limited block 15, arrive after suitable when adjusting screw rod 8 drive slide blocks 9, the screw that the user will pass lock-bit piece 16 is tightened on the adjustment screw rod 8, make that adjusting screw rod fixes, thereby make the luminescence component that is arranged on this slide unit fix.
Fig. 4 is the slide unit part of the utility model test LGP with the another kind of better embodiment of light supply apparatus: this kind slide unit comprises the slide unit composition that two structures are identical with slide unit structure shown in Figure 2: first chute 4 ' of interlaced arrangement, second chute 4, be separately positioned on first slide block 9 ' and second slide block 9 that cooperate with chute in described first chute 4 ' and second chute 4, adjust screw rod 8 with the first adjustment screw rod 8 ' and second that this first slide block 9 ' and second slide block 9 are connected respectively, wherein, this first chute 9 ' is connected on the described base 3, this first slide block 9 ' is connected with second chute 4, described luminescence component is arranged on second slide block 9, this slide unit also comprises respectively and is arranged on first limited block 15 ' that being used on first chute 4 ' limits first slide block, 9 ' range, the first lock-bit piece 16 ' that is threaded with this first limited block 15 ', being used on second chute 4 limits second limited block 15 of second slide block, 9 ranges, the second lock-bit piece 16 that is threaded with this second limited block 15; Wherein, first slide block 9 ' is connected with second chute 4 makes the slide block 9 ' of winning can drive second chute 4, and then can drive second slide block movement 9 that is arranged in second chute 4, in this specific embodiment, first chute 4 ' and second chute 4 are arranged vertically, make by operation first adjust screw rod 8 ' and second adjust screw rod 8 can so that luminescence component can arrive the X-Y coordinate plane of projection formation of first chute 4 ' and second chute 4 interior more arbitrarily, strengthened the applicability of this light source.
Adopted the combination of four slide units as shown in Figure 4 as luminescence unit in the specific embodiment of Fig. 5, the structure of these four slide units is identical, and what test LGP as shown in Figure 1 used with light supply apparatus is the luminescence unit of this kind structure.
Described luminescence component in this specific embodiment, comprise: be arranged on the hard wiring board 7 on the described slide block 9, be arranged on the illuminator on this hard wiring board, this luminous original paper is the luminous light emitting diode 6 of side, and each hard wiring board 7 is provided with two luminous light emitting diodes 6 of side in this specific embodiment; Certainly, illuminator also can adopt other side luminescent device, repeats no more here.
Comprise as the power subsystem in this specific embodiment of Fig. 6: the power supply conditioning module 13 that the voltage that outputs to luminescence unit is regulated, the voltage that 13 pairs of power supply conditioning module output to luminescence unit carries out conditionings such as ripple factor improvement, voltage stabilizing, be used to adjust the adjusting device 10 of the voltage that outputs to luminescence unit, this adjusting device 10 can adopt known linear transforming circuit, repeats no more here; The operator can regulate the intensity of giving out light of luminescence unit by adjusting device 10 is set; This power subsystem also comprises the apparatus for protecting power supply 14 in parallel with described power supply conditioning module 13, can protect power supply conditioning module 13 by apparatus for protecting power supply 14 is set; Prevent overcurrent and puncture this power supply conditioning module 13 and luminescence component.
Comprise as the base in this specific embodiment of Fig. 7: be provided be used for ccontaining as described in the pedestal 12 of power subsystem inner chamber, the lower margin 5 that is used to support this pedestal 12 that is connected with this pedestal 12, this lower margin 5 has four, be arranged on the gauge tap 10 of the described adjusting device of this base-plates surface, with the switch 11 of control illuminator, this switch 11 is four.
When test LGP as shown in Figure 1 uses with light supply apparatus, the operator at first connects power supply, twisting adjusting device 10 makes the luminous intensity of the luminous light emitting diode 6 of side reach the required requirement of test LGP, operator then, according to test condition with require different unlatchings or turn-off press button 11, then adjust first of one of them slide unit and adjust screw rod 8 ', first slide block 9 ' of this slide unit is adjusted to suitable position; Adjust second of slide unit again and adjust screw rod 8, second slide block 9 of slide unit is adjusted to suitable position; The first lock-bit piece 16 ' and the second lock-bit piece 16 with first slide block 9 ' and second slide block 9 locks respectively, tested LGP is placed on the PCB, can test, so can satisfy the various tests that are applied to the LGP light transmission and the diffusion uniformity of consumer electronics products such as mobile phone, notebook computer.
The specific embodiment of the above is a better embodiment of the present utility model, be not to limit concrete practical range of the present utility model with this, scope of the present utility model comprises and is not limited to this specific embodiment, for example, the quantity of slide unit can be set as required, also setting that can be the only staggered slide unit of structure as shown in Figure 2, the chute in the slide unit can adopt non-directional chute or the like; Adjust the adjusting of screw rod and also can adopt automatic control mode, as: use Programmable Logic Controller that Electric Machine Control is come adjusting screw(rod) etc.; The equivalence variation that all shapes according to the utility model, structure are done all comprises in the protection domain of the present utility model.
Claims (10)
1. test the LGP light supply apparatus for one kind, it is characterized in that, comprise: the luminescence unit that the position is adjustable, be used to be provided with the base of this luminescence unit, be used for power subsystem to this luminescence unit power supply, wherein, described luminescence unit comprises: the slide unit that the position is adjustable is arranged on the luminescence component on this slide unit.
2. test LGP light supply apparatus according to claim 1, it is characterized in that: described slide unit comprises: be connected chute, the adjustment screw rod on the described base and be arranged on the slide block that cooperates with chute in this chute; Wherein, this adjustment screw rod is connected with this slide block, drives described slide block and moves back and forth in chute, and described luminescence component is arranged on this slide block.
3. according to claim 1 or 2 any described test LGP light supply apparatuses, it is characterized in that: described slide unit comprises and is arranged on the limited block that is used to limit the slide block range on the described chute.
4. test LGP light supply apparatus according to claim 3, it is characterized in that: slide unit also comprises: be used for locating the lock-bit piece of described slide block in described chute position.
5. test LGP light supply apparatus according to claim 4 is characterized in that: described lock-bit piece is threaded with described limited block, and described adjustment screw rod passes this limited block, is slidingly matched with this limited block; Wherein, described limited block is threaded with chute.
6. test LGP light supply apparatus according to claim 5 is characterized in that: in the described slide unit: described chute is first chute, second chute of interlaced arrangement; Described slide block is to be separately positioned on first slide block and second slide block that cooperates with chute in described first chute and second chute; Described adjusting screw(rod) is for adjusting screw rod with the first adjustment screw rod and second that this first slide block and second slide block are connected respectively; Described limited block is for being used for limiting respectively first, second limited block of first, second slide block range respectively on described first, second chute, described lock-bit piece is first, second lock-bit piece that is respectively applied for described first, second slide block position in described first, second chute, location; Wherein, this first chute is connected on the described base, and this first slide block is connected with second chute, and described luminescence component is arranged on second slide block; First slide block is connected with second chute makes the slide block of winning can drive second chute, and then can drive second slide block movement that is arranged in second chute.
7. test LGP light supply apparatus according to claim 6 is characterized in that: described first, second chute is the dovetail chute.
8. test LGP light supply apparatus according to claim 7, it is characterized in that: described luminescence component comprises: be arranged on the wiring board on the described slide block, be arranged on the illuminator on this wiring board.
9. test LGP light supply apparatus according to claim 8, it is characterized in that: described power subsystem comprises: to the power supply conditioning module that the voltage that outputs to luminescence unit is regulated, be used to adjust the adjusting device of the voltage that outputs to luminescence component.
10. test LGP light supply apparatus according to claim 9, it is characterized in that: described base comprises: be provided with the pedestal that is used for ccontaining described power subsystem inner chamber, the lower margin that is used to support this pedestal that is connected with this pedestal is arranged on the gauge tap of the described adjusting device of this base-plates surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201223055U CN201093353Y (en) | 2007-08-17 | 2007-08-17 | Light source device for testing light conducting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201223055U CN201093353Y (en) | 2007-08-17 | 2007-08-17 | Light source device for testing light conducting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201093353Y true CN201093353Y (en) | 2008-07-30 |
Family
ID=39901322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201223055U Expired - Fee Related CN201093353Y (en) | 2007-08-17 | 2007-08-17 | Light source device for testing light conducting plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201093353Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309540A (en) * | 2014-09-29 | 2015-01-28 | 温玉桂 | Navigator and car |
| WO2015018118A1 (en) * | 2013-08-08 | 2015-02-12 | 深圳市华星光电技术有限公司 | Optical testing device |
-
2007
- 2007-08-17 CN CNU2007201223055U patent/CN201093353Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015018118A1 (en) * | 2013-08-08 | 2015-02-12 | 深圳市华星光电技术有限公司 | Optical testing device |
| US9518819B2 (en) | 2013-08-08 | 2016-12-13 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Optical testing device |
| CN104309540A (en) * | 2014-09-29 | 2015-01-28 | 温玉桂 | Navigator and car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HUIZHOU BYD ELECTRONIC CO., LTD. Assignor: Biyadi Co., Ltd. Contract fulfillment period: 2008.11.1 to 2017.8.17 Contract record no.: 2009440000401 Denomination of utility model: Light source device for testing light conducting plate Granted publication date: 20080730 License type: Exclusive license Record date: 20090525 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.11.1 TO 2017.8.17; CHANGE OF CONTRACT Name of requester: HUIZHOU BIYADI ELECTRONICS CO.,LTD. Effective date: 20090525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080730 Termination date: 20150817 |
|
| EXPY | Termination of patent right or utility model |