CN205232500U - Armoured vehicle combination meter electrodeless double -colored change photosystem that is shaded with adjustable - Google Patents
Armoured vehicle combination meter electrodeless double -colored change photosystem that is shaded with adjustable Download PDFInfo
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- CN205232500U CN205232500U CN201521033075.6U CN201521033075U CN205232500U CN 205232500 U CN205232500 U CN 205232500U CN 201521033075 U CN201521033075 U CN 201521033075U CN 205232500 U CN205232500 U CN 205232500U
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- module
- led module
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- panzer
- combination instrument
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to an instrument shows technical field, provides an armoured vehicle combination meter electrodeless double -colored change photosystem that is shaded with adjustable to the combination meter who solves present armoured vehicle results in operator visual fatigue's problem easily, and this system includes that controller, detecting light intensity module, knob rotate detection module, rotary switch, LED drive circuit, LED module. The utility model provides a technical scheme has improved whole control system's intellectuality and adaptation level, also can avoid traditional combination meter single visual fatigue problem of bringing of luminance colour temperature of being shaded after long -time visualing.
Description
Technical field
The utility model relates to instrument Display Technique field, particularly the electrodeless double-colored brightness-changing system of one adjustable panzer combination instrument backlight.
Background technology
In armored vehicle, combination instrument is the man-machine interface that control staff and vehicle exchange, and being that occupant obtains information and completes the window of information exchange, is the key that can vehicle play fighting capacity.Whether the man-machine interface of combination instrument is reasonable, directly decides the operating equipment that control staff can be comfortable.
Along with the development of electronic technology and the update of panzer, the various electronic and electrical equipments of panzer are day by day diversified, panzer internal environment light dimness is changeable in addition, after operation controls for a long time, traditional combination instrument backlight regulation scheme easily causes operator's visual fatigue, more cannot adapt to the requirement of different personnel to light adaptation.
Utility model content
[technical problem that will solve]
The purpose of this utility model is to provide the electrodeless double-colored brightness-changing system of a kind of adjustable panzer combination instrument backlight, easily causes the problem of operator's visual fatigue with the combination instrument solving current panzer.
[technical scheme]
The utility model is achieved through the following technical solutions.
The utility model relates to the electrodeless double-colored brightness-changing system of a kind of adjustable panzer combination instrument backlight, comprise controller, light-intensity test module, knob detection module, rotary switch, LED drive circuit, LED module, described controller respectively with light-intensity test module, knob detection module, LED drive circuit connects, described rotary switch is connected with knob detection module, described LED drive circuit is connected with LED module, described LED module is arranged in the printed board of combination instrument, described LED module comprises the first different LED module of glow color and the second LED module.
As one preferred embodiment, described controller is configured to: judge whether the light intensity of surround lighting changes according to the environmental light intensity that light-intensity test module detects, if the light intensity of surround lighting changes, is regulated the display parameters of LED module by LED drive circuit; According to the knob motion state that knob detection module detects, regulated the display parameters of LED module by LED drive circuit.
As another preferred embodiment, described display parameters comprise light intensity and colour temperature.
As another preferred embodiment, the viewing area of the first LED module in described LED module and the viewing area of the second LED module are arranged alternately.
As another preferred embodiment, described first LED module is white LED module, and described second LED module is yellow light LED module.
As another preferred embodiment, also comprise power management module, described power management module is used for providing power supply for the modules of system, and provides the defencive function of input error-polarity connection, input overcurrent, anti-peak surge.
As another preferred embodiment, described light-intensity test module comprises photo resistance, constant pressure source and AD converter, and described photo resistance is connected with constant pressure source and AD converter respectively, and described AD converter is connected with controller.
As another preferred embodiment, described controller is MCU controller.
As another preferred embodiment, described rotary switch is photoelectric coding knob.
As another preferred embodiment, described LED drive circuit is controlled constant current source circuit.
[beneficial effect]
The technical scheme that the utility model proposes has following beneficial effect:
The utility model adopts electrodeless double-colored brightness-changing system, automatic Light is coordinated to detect and manual colour temperature light intensity regulating, select for control staff provides more backlight effect, particularly, on the basis of combination instrument current backlight state, after surround lighting changes, backlight control system can be adjusted to applicable light intensity and colour temperature according to state above, improve intellectuality and the adaptation level of whole control system, visual fatigue problem conventional combination instrument backlight illumination colour temperature also can being avoided single brought after visual for a long time.
Accompanying drawing explanation
The theory diagram of the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight that Fig. 1 provides for embodiment one of the present utility model.
The principle schematic of the power management module that Fig. 2 provides for embodiment one of the present utility model.
The MCU controller that Fig. 3 provides for embodiment one of the present utility model and peripheral circuit principle schematic thereof.
The principle schematic of the light-intensity test module that Fig. 4 provides for embodiment one of the present utility model.
The principle schematic of the LED drive circuit that Fig. 5 provides for embodiment one of the present utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, carry out clear, complete description by embodiment of the present utility model below.
Embodiment one
The theory diagram of the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight that Fig. 1 provides for the utility model embodiment one.As shown in Figure 1, this system comprises MCU control module 1, light-intensity test module 2, knob detection module 3, rotary switch 4, LED drive circuit 5, LED module 6, power management module 7.MCU control module 1 is connected with light-intensity test module 2, knob detection module 3, LED drive circuit 5 respectively, and rotary switch 4 is connected with knob detection module 3, and LED drive circuit 5 is connected with LED module 6.LED module 6 is arranged in the printed board of combination instrument.
In the present embodiment, rotary switch 4 adopts photoelectric coding knob, knob detection module 3 can obtain the current location of rotary switch 4 by the output valve gathering rotary switch 4, the motion state of rotary switch 4 can be obtained: as rotated forward by multiple repairing weld, reversion and the speed rotated, the motion state of rotary switch 4 is sent to MCU control module by knob detection module 3, MCU control module 1 can obtain by the change of rotary switch 4 motion state the instruction that user regulates LED module 6, and regulated the display parameters of LED module 6 by LED drive circuit 5 according to this instruction.Display parameters in the present embodiment comprise light intensity and colour temperature.
Power management module 7 provides power supply for the modules for system, comprises 5V direct voltage source, 7V direct voltage source, and provides the defencive function of input error-polarity connection, input overcurrent, anti-peak surge.As shown in Figure 2, particularly, the prime of power management module 7 adopts MC33063A chip U5 to form adjusting and voltage-reduction switch circuit, improve power supply conversion efficiency on the whole, the rear class of power management module 7 adopts three linear stabilized power supplies, comprise linear stabilized power supply U1, linear stabilized power supply U4 and linear stabilized power supply U6, wherein the model of linear stabilized power supply U1, linear stabilized power supply U4, linear stabilized power supply U6 is LM78L05, by the stability adopting linear stabilized power supply to improve whole circuit supply, and then ensure system stability work.
As shown in Figure 3, MCU control module 1 comprises MCU controller U3 and peripheral circuit thereof, and MCU controller U3 adopts the PIC18F2585 microcontroller of MICROCHIP, and be characterized in that operating temperature range is large, reliability is high.Peripheral circuit comprises reset circuit, oscillating circuit, electric source filter circuit etc., reset circuit comprises watchdog reset chip U2, the stability of system works can be ensured by watchdog reset chip U2, oscillating circuit comprises crystal oscillator Y1, electric capacity C3 and electric capacity C4, and electric source filter circuit comprises electric capacity C2 and electric capacity C5.Particularly, MCU controller U3 in the present embodiment is configured to: judge whether the light intensity of surround lighting changes according to the environmental light intensity that light-intensity test module detects, if the light intensity of surround lighting changes, regulated the display parameters of LED module 6 by LED drive circuit 5; According to the knob motion state that knob detection module detects, regulated the display parameters of LED module 6 by LED drive circuit 5.Display parameters in the present embodiment comprise light intensity and colour temperature.
As shown in Figure 4, light-intensity test module 2 for ambient light light intensity and the intensity signal of the surround lighting detected is sent to MCU controller U3, light-intensity test module 2 comprises photo resistance R1, constant pressure source and AD converter U8.Constant pressure source comprises operational amplifier U7, triode Q2, resistance R8 and resistance R9, triode Q2 is NPN type triode, resistance R9 adopts metalfilmresistor, the base stage of the output terminating diode Q2 of operational amplifier U7, the in-phase input end of operational amplifier U7 connects 5V power supply, its inverting input is connected with one end of resistance R8, the other end of resistance R8, one end of resistance R9 are connected with the emitter of triode Q2, and the other end of resistance R9 is as the output of constant pressure source.The concrete model of AD converter U8 is MCP3208, and one end of photo resistance R1 is connected with the input CH0 of the output of constant pressure source, AD converter U8, the other end ground connection of photo resistance R1, the output of AD converter U8 and the connection of MCU controller U3.
As shown in Figure 5, LED module 6 comprises white LED module 61 and yellow light LED module 62.Need explanation in addition, in the present embodiment, white light LEDs in LED module 6 and yellow light LED are alternately welded in printed board, namely a white light LEDs the right and left is adopted respectively to weld a yellow light LED, the another side of this yellow light LED welds the mode of a white light LEDs, so repeat the layout of LED in LED module, bright shadow joint, the Show Color adjustment of backlight can be realized by the size of current controlling driving two groups of LED modules, can multi-effect be produced by yellowish-white collocation, thus reach the effect of electrodeless change light.
As shown in Figure 5, LED drive circuit 5 comprises D/A converter U10 and two-way controlled constant current source circuit, controlled constant current source circuit wherein for controlling white LED module 61 comprises operational amplifier U9, MOS triode Q6, and the controlled constant current source circuit for controlling yellow light LED module 62 comprises operational amplifier U9, MOS triode Q5.The input of D/A converter U10 is connected with MCU controller U3, and its output is connected with the input of controlled constant-current source.Output for controlling the controlled constant-current source of white LED module 61 is connected with white LED module 61, is connected with yellow light LED module 62 for the output controlling the controlled constant-current source of yellow light LED module 62.
The following describes the operation principle of the utility model embodiment.
When user rotates rotary switch 4, knob detection module 3 can obtain the current location of rotary switch 4 by the output valve gathering rotary switch 4, the motion state of rotary switch 4 can be obtained by multiple repairing weld, the motion state of rotary switch 4 is sent to MCU control module by knob detection module 3, MCU control module 1 can obtain by the change of rotary switch 4 motion state the instruction that user regulates LED module 6, and regulated the display parameters of LED module 6 by LED drive circuit 5 according to this instruction, namely adjust light intensity and the colour temperature of LED module 6.
The intensity signal of the surround lighting detected also is sent to MCU controller U3 by the light intensity of light-intensity test module 2 ambient light, according to the environmental light intensity that light-intensity test module 2 detects, MCU controller U3 judges whether the light intensity of surround lighting changes, if the light intensity of surround lighting changes, regulated the display parameters of LED module 6 by LED drive circuit 5, namely adjust light intensity and the colour temperature of LED module 6.
As can be seen from the above embodiments, the utility model embodiment adopts electrodeless double-colored brightness-changing system, automatic Light is coordinated to detect and manual colour temperature light intensity regulating, select for control staff provides more backlight effect, particularly, on the basis of combination instrument current backlight state, after surround lighting changes, backlight control system can be adjusted to applicable light intensity and colour temperature according to state above, improves intellectuality and the adaptation level of whole control system.Also visual fatigue problem conventional combination instrument backlight illumination colour temperature can being avoided single brought after visual for a long time.
Need to illustrate, embodiment described above is a part of embodiment of the present utility model, instead of whole embodiment, neither to restriction of the present utility model.Based on embodiment of the present utility model, those of ordinary skill in the art, not paying the every other embodiment obtained under creative work prerequisite, belong to protection range of the present utility model.
Claims (10)
1. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight, it is characterized in that comprising controller, light-intensity test module, knob detection module, rotary switch, LED drive circuit, LED module, described controller respectively with light-intensity test module, knob detection module, LED drive circuit connects, described rotary switch is connected with knob detection module, described LED drive circuit is connected with LED module, described LED module is arranged in the printed board of combination instrument, described LED module comprises the first different LED module of glow color and the second LED module.
2. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1, it is characterized in that described controller is configured to: judge whether the light intensity of surround lighting changes according to the environmental light intensity that light-intensity test module detects, if the light intensity of surround lighting changes, regulated the display parameters of LED module by LED drive circuit; According to the knob motion state that knob detection module detects, regulated the display parameters of LED module by LED drive circuit.
3. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 2, is characterized in that described display parameters comprise light intensity and colour temperature.
4. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1, is characterized in that the viewing area of the first LED module in described LED module and the viewing area of the second LED module are arranged alternately.
5. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1 or 4, it is characterized in that described first LED module is white LED module, described second LED module is yellow light LED module.
6. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1; characterized by further comprising power management module; described power management module is used for providing power supply for the modules of system, and provides the defencive function of input error-polarity connection, input overcurrent, anti-peak surge.
7. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1, it is characterized in that described light-intensity test module comprises photo resistance, constant pressure source and AD converter, described photo resistance is connected with constant pressure source and AD converter respectively, and described AD converter is connected with controller.
8. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1, is characterized in that described controller is MCU controller.
9. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1, is characterized in that described rotary switch is photoelectric coding knob.
10. the electrodeless double-colored brightness-changing system of adjustable panzer combination instrument backlight according to claim 1, is characterized in that described LED drive circuit is controlled constant current source circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033075.6U CN205232500U (en) | 2015-12-11 | 2015-12-11 | Armoured vehicle combination meter electrodeless double -colored change photosystem that is shaded with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521033075.6U CN205232500U (en) | 2015-12-11 | 2015-12-11 | Armoured vehicle combination meter electrodeless double -colored change photosystem that is shaded with adjustable |
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| Publication Number | Publication Date |
|---|---|
| CN205232500U true CN205232500U (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521033075.6U Active CN205232500U (en) | 2015-12-11 | 2015-12-11 | Armoured vehicle combination meter electrodeless double -colored change photosystem that is shaded with adjustable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211445A (en) * | 2016-07-20 | 2016-12-07 | 中山市颢景电子科技有限公司 | Double power incremental type LED drive power |
| CN106714377A (en) * | 2016-12-29 | 2017-05-24 | 歌尔科技有限公司 | LED (Light Emitting Diode) lamp driving circuit and LED lamp |
| CN107333360A (en) * | 2017-08-17 | 2017-11-07 | 龚备文 | A kind of double-colored control LED circuit |
-
2015
- 2015-12-11 CN CN201521033075.6U patent/CN205232500U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211445A (en) * | 2016-07-20 | 2016-12-07 | 中山市颢景电子科技有限公司 | Double power incremental type LED drive power |
| CN106714377A (en) * | 2016-12-29 | 2017-05-24 | 歌尔科技有限公司 | LED (Light Emitting Diode) lamp driving circuit and LED lamp |
| CN106714377B (en) * | 2016-12-29 | 2018-06-12 | 歌尔科技有限公司 | A kind of LED lamp driving circuit and LED lamp |
| CN107333360A (en) * | 2017-08-17 | 2017-11-07 | 龚备文 | A kind of double-colored control LED circuit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |