CN201726563U - Novel operating astral lamp - Google Patents
Novel operating astral lamp Download PDFInfo
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- CN201726563U CN201726563U CN2010201525432U CN201020152543U CN201726563U CN 201726563 U CN201726563 U CN 201726563U CN 2010201525432 U CN2010201525432 U CN 2010201525432U CN 201020152543 U CN201020152543 U CN 201020152543U CN 201726563 U CN201726563 U CN 201726563U
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- lighting device
- illuminating device
- shadowless lamp
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Abstract
The utility model relates to a novel operating astral lamp. The novel operating astral lamp is characterized by comprising a microcontroller, a shift register module, an analog-to-digital conversion module, a first illuminating device and a second illuminating device, wherein the microcontroller is connected with the first illuminating device and the second illuminating device through the shift register module respectively; and the microcontroller is connected with an external power supply through the analog-to-digital conversion module. A serial input and parallel output shift register module is arranged, so that the number of output pins of the microcontroller can be increased to connect the first illuminating device and the second illuminating device; a key module is provided with an adjusting key and the brightness of light-emitting diodes of the first illuminating device and the second illuminating device can be adjusted at eight sections through the microcontroller; a monitoring switching module is arranged to monitor the lightening situation of a main light source in real time and illumination of an auxiliary light source is switched to automatically when the lightening of the main light source is abnormal; simultaneously, a control signal is emitted to the microcontroller and an alarm signal is emitted through an alarm module.
Description
Technical field
The utility model relates to a kind of operation shadowless lamp, particularly a kind of operation shadowless lamp by the accurate light modulation of single chip microcontroller.
Background technology
Operation shadowless lamp is the light illumination equipment that is positioned over the operation table top.Present normally used operation shadowless lamp uses color rendering and the higher based on halogen bulb of colour temperature, has improved the no shadow degree and the illumination degree of depth of operation shadowless lamp by the large-scale integral reflector.But existing operation shadowless lamp can't be regulated light-source brightness usually or owing to using mechanical light modulation not reach accurate control to brightness.In addition, existing operation shadowless lamp causes the damage of lighting also can't automatically switch if supply voltage is unstable or other disturb, can serious the carrying out that hinders operation.
The utility model content
The purpose of this utility model is to provide a kind of novel operation shadowless lamp, can realize accurate light modulation, and power supply is carried out voltage stabilizing control.
In order to achieve the above object, the technical solution of the utility model provides a kind of novel operation shadowless lamp, it is characterized in that, comprises microcontroller, shift LD module, analog-to-digital conversion module, first lighting device, second lighting device; Above-mentioned microcontroller is connected with first lighting device, second lighting device respectively by the shift LD module; Above-mentioned microcontroller is connected with external power source by analog-to-digital conversion module.
Above-mentioned novel operation shadowless lamp also comprises the alarm module that is connected with microcontroller, and above-mentioned alarm module is an indicator light.
Above-mentioned novel operation shadowless lamp also comprises the key-press module that is connected with microcontroller respectively, and above-mentioned key-press module comprises selection key, regulates button.
Above-mentioned novel operation shadowless lamp also comprises the monitoring handover module, and its input is connected with first lighting device, second lighting device respectively, and output is connected with microcontroller, key-press module respectively.
Above-mentioned novel operation shadowless lamp also comprises memory module, and above-mentioned memory module is a nonvolatile memory, is connected with microcontroller by internal integrate circuit bus (IC bus).
Above-mentioned shift LD module is an edge trigger-type shift register, and its input is connected serial input data with microcontroller, and output is connected with first lighting device, second lighting device respectively, parallel output data.
Novel operation shadowless lamp described in the utility model compared with prior art, its advantage is:
The utility model can be expanded the output pin quantity of microcontroller owing to be provided with the shift LD module of serial input and line output, connects first lighting device, second lighting device;
The utility model is owing to be provided with the adjusting button at key-press module, can carry out eight sections brightness regulation to the brightness of the light-emitting diode of first lighting device, second lighting device by microcontroller;
The utility model selects to use first lighting device, second lighting device respectively as major and minor light source owing to be provided with selection key at key-press module by microcontroller;
The utility model is monitored the luminous situation of main light source in real time owing to be provided with the monitoring handover module, and luminous when unusual at main light source, automatically switches to secondary light illumination; Simultaneously send control signal, send alarm signal by alarm module to microcontroller.
Description of drawings
Fig. 1 is the general structure block diagram of novel operation shadowless lamp of the present utility model;
Fig. 2 is the schematic diagram of the microcontroller of novel operation shadowless lamp of the present utility model;
Fig. 3 is the schematic diagram of the analog-to-digital conversion module of novel operation shadowless lamp of the present utility model;
Fig. 4 is the schematic diagram of the shift LD module of novel operation shadowless lamp of the present utility model;
Fig. 5 is the schematic diagram of the memory module of novel operation shadowless lamp of the present utility model.
Embodiment
Below in conjunction with description of drawings embodiment of the present utility model.
See also shown in Figure 1, novel operation shadowless lamp described in the utility model comprises microcontroller 1, shift LD module 2, monitoring handover module 3, key-press module 4, alarm module 5, memory module 6, analog-to-digital conversion module 7, first lighting device 8, second lighting device 9.Microcontroller 1 is connected with first lighting device 8, second lighting device 9 respectively by shift LD module 2; Monitoring handover module 3 is connected with microcontroller 1, key-press module 4, first lighting device 8, second lighting device 9 respectively; Microcontroller 1 also is connected with key-press module 4, alarm module 5, memory module 6, analog-to-digital conversion module 7 respectively.
See also shown in Figure 2ly, microcontroller 1 is single chip microcontroller AT89C2051.Microcontroller 1 can be connected with internal oscillator circuit or external clock drive circuit by clock input pin XTAL1, the XTAL2 that is provided with; Clock input pin XTAL1, XTAL2 are respectively input, the output of the sign-changing amplifier of sheet internal oscillator.If is connected with internal oscillator circuit, clock input pin XTAL1, the XTAL2 ground connection afterwards of connecting with capacitor C 1, C2 respectively is between clock input pin XTAL1, XTAL2 and connect a quartz crystal or ceramic resonator; If be connected with the external clock drive circuit, outside oscillating clock signal is connected with clock input pin XTAL1, and XTAL2 is unsettled for the clock input pin.
Please cooperate referring to Fig. 2 and shown in Figure 3, analog-to-digital conversion module 7 is TL549 chips.Analog-to-digital conversion module 7 selects pin CS to be connected with the input and output pin P1.7 of microcontroller 1 by sheet, when input and output pin P1.7 when sheet selects pin CS output low level, analog-to-digital conversion module 7 is by gating.The clock signal pin IO_CLK of analog-to-digital conversion module 7 is connected with the input and output pin P3.3 of microcontroller 1, obtains clock pulse signal.Analog-to-digital conversion module 7 is connected with the P1.6 of microcontroller 1 by data output pin DO, converts the analogue value of the supply voltage of outside to digital value and sends microcontroller 1 to.7 pairs of supply voltage samplings of analog-to-digital conversion module and analog-to-digital conversion are carried out voltage stabilizing by 1 pair of supply voltage of microcontroller and are regulated.
See also shown in Figure 4ly, shift LD module 2 is 74HC164 chips, and it is 8 edge trigger-type shift registers, from microcontroller 1 serial input data, and parallel respectively first lighting device 8, second lighting device 9 exported to.The input pin DSA of shift LD module 2 by being provided with, wherein any one of DSB be as the serial input terminal mouth, and another is as the high level enable port, the control data input; Perhaps two input pins are linked together jointly as input port.Through input pin DSA, DSB logic and operation, when the clock pulse rising edge, realize a gt of data.The output pin quantity that serial input by shift LD module 2 and line output can be expanded microcontroller 1.
See also shown in Figure 5ly, memory module 6 is EEPROM nonvolatile memory 24C021, by internal integrate circuit bus (I
2The C bus) is connected with microcontroller 1.Memory module 6 is provided with data bus pins SDA, clock control pin SCL and I
2The C bus connects.Microcontroller 1 is given clock control pin SCL assignment, the transmission direction of determination data; The data of data bus pins SDA need keep stable and could effectively transmit in the high level period of clock signal, the high-low level state of data can only could change when clock control pin SCL is low level.
See also shown in Figure 1ly, first lighting device 8, second lighting device 9 are light-emitting diodes, and the brightness with eight sections is selected.Key-press module 4 is connected with microcontroller 1, selects to use in first lighting device 8 or second lighting device 9 one as main light source by the selection key that is provided with, and by the adjusting button that key-press module 4 is provided with the brightness of light-emitting diode is regulated.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute all will be conspicuous.Therefore, protection range of the present utility model should be limited to the appended claims.
Claims (6)
1. a novel operation shadowless lamp is characterized in that, comprises microcontroller (1), shift LD module (2), analog-to-digital conversion module (7), first lighting device (8), second lighting device (9);
Described microcontroller (1) is connected with first lighting device (8), second lighting device (9) respectively by shift LD module (2);
Described microcontroller (1) is connected with external power source (10) by analog-to-digital conversion module (7).
2. novel operation shadowless lamp as claimed in claim 1 is characterized in that, also comprises the alarm module (5) that is connected with microcontroller (1), and described alarm module (5) is an indicator light.
3. novel operation shadowless lamp as claimed in claim 1 is characterized in that, also comprises the key-press module (4) that is connected with microcontroller (1) respectively, and described key-press module (4) comprises selection key, regulates button.
4. novel operation shadowless lamp as claimed in claim 3, it is characterized in that, also comprise monitoring handover module (3), its input is connected with first lighting device (8), second lighting device (9) respectively, and output is connected with microcontroller (1), key-press module (4) respectively.
5. novel operation shadowless lamp as claimed in claim 1 is characterized in that, also comprises memory module (6), and described memory module (6) is a nonvolatile memory, by internal integrate circuit bus (I
2The C bus) is connected with microcontroller (1).
6. novel operation shadowless lamp as claimed in claim 1, it is characterized in that, described shift LD module (2) is an edge trigger-type shift register, its input is connected serial input data with microcontroller (1), output is connected parallel output data with first lighting device (8), second lighting device (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201525432U CN201726563U (en) | 2010-04-08 | 2010-04-08 | Novel operating astral lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201525432U CN201726563U (en) | 2010-04-08 | 2010-04-08 | Novel operating astral lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201726563U true CN201726563U (en) | 2011-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201525432U Expired - Fee Related CN201726563U (en) | 2010-04-08 | 2010-04-08 | Novel operating astral lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201726563U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735258A (en) * | 2012-06-15 | 2012-10-17 | 宁波吉江汽车制造有限责任公司 | Automobile instrument detection device |
| CN102943979A (en) * | 2012-11-15 | 2013-02-27 | 无锡商业职业技术学院 | Operating lamp |
-
2010
- 2010-04-08 CN CN2010201525432U patent/CN201726563U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735258A (en) * | 2012-06-15 | 2012-10-17 | 宁波吉江汽车制造有限责任公司 | Automobile instrument detection device |
| CN102943979A (en) * | 2012-11-15 | 2013-02-27 | 无锡商业职业技术学院 | Operating lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20110408 |