CN201126133Y - Automatic lamp light switch device for automobile - Google Patents
Automatic lamp light switch device for automobile Download PDFInfo
- Publication number
- CN201126133Y CN201126133Y CNU2007201925058U CN200720192505U CN201126133Y CN 201126133 Y CN201126133 Y CN 201126133Y CN U2007201925058 U CNU2007201925058 U CN U2007201925058U CN 200720192505 U CN200720192505 U CN 200720192505U CN 201126133 Y CN201126133 Y CN 201126133Y
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- circuit
- automobile
- switch device
- optical sensor
- sensor
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- Expired - Fee Related
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Abstract
The utility model relates to a vehicular automatic lamp light switch device, which includes a sensing circuit and a protection circuit (2) connected to the sensing circuit, wherein, the sensing circuit is provided with a photo-sensor (3) and a near-light control circuit (5), a sampling circuit (4) and a photo-sensor power supply (1) are connected between the photo-sensor (3) and two circuits of the near-light control circuit (5). The vehicular automatic lamp light switch device realizes the visual light sensing by a function model implementing the close of the human eyes to the spectral sensitivity, can be widely used in a variety of cars and other transportation means, thereby realizing the light on and off of the vehicular automatic lamp, saving energy, and improving the car's intelligence and humanity level; the device has simple interface circuit, easy installation, commissioning and maintenance services, and the device is stable and reliable.
Description
Technical field
The utility model relates to a kind of control device, is a kind of automobile-used non-attended light optical switch device specifically.
Background technology
Raising along with living standards of the people, automobile or other vehicles have replaced people's walking gradually, and the lampet on the car, taillight, license plate lamp, stop light, instrument panel lamp, dipped headlights etc. all are indispensable parts, when vehicles situations such as car enter the tunnel or when day subduing, they all are the on and off that rely on the various lamps of the own manual mode operation of driver, to adapt to external environment, can not according to around the bright-dark degree of environment and automatically on and off, the intelligent degree of the vehicles such as automobile is not high like this, and troublesome poeration, energy consuming ratio is bigger.
As mentioned above, there is following deficiency in prior art: the on and off of the various lamps of the vehicles such as automobile can not according to around the bright-dark degree of environment control, intelligent degree is not high, and troublesome poeration, energy consuming ratio is bigger.
Summary of the invention
The utility model solved the vehicles such as automobile that prior art exists various lamps on and off can not according to around the bright-dark degree of environment control, intelligent degree is not high, and troublesome poeration, the problem that energy consuming ratio is bigger, provide a kind of can according to around the bright-dark degree of environment control the automobile-used non-attended light optical switch device of lamp on/off.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: a kind of automobile-used non-attended light optical switch device; it is characterized in that described device comprises sensing circuit and connected holding circuit; this sensor circuit has optical sensor and dipped beam control circuit, is connected with sample circuit and optical sensor power supply respectively between two circuits of described optical sensor and dipped beam control circuit.This optical sensor is a visible light sensor, this device is realized the visibility of extraneous light is discerned by visible light sensor, visible light sensor can be to the variation of the ambient brightness of outside by current value of certain linear output, signal circuit produces a corresponding magnitude of voltage behind sample circuit, signal voltage also passes through the A/D change-over circuit of single-chip microcomputer through sample circuit, with digital quantity of voltage signal conversion, single-chip microcomputer carries out threshold ratio to digital quantity, this threshold value is a known quantity by measurement of correlation, confirm that as seen whether current brightness reach or dark excessively, then the output of control relay is controlled, the realization car light lights and extinguishes, and this car light can be the lampet on the car, taillight, license plate lamp, stop light, instrument panel lamp, dipped headlights etc.
As preferably, described sample circuit comprises sampling resistor and filter capacitor, and this sampling resistor and filter capacitor are connected in parallel.One end of sampling resistor and filter capacitor be connected that optical sensor is connected with single-chip microcomputer link, an other end ground connection is mainly used in and converts current signal to single-chip microcomputer discernible voltage signal amount.
As preferably, described dipped beam control circuit comprises single-chip microcomputer and control relay, and this single-chip microcomputer connects control relay by its I/O mouth.The voltage signal that single-chip microcomputer mainly collects visible light sensor is handled, and confirms outside visual intensity and the realization control to electrical appliances such as automobile-used lamps.
As preferably, it is cambered surface that described optical sensor light imports face into.It can make this form a semi-convex lens shaped, when the optical sensor chip is positioned over lens near the focus place, can improve the density to extraneous light, thereby improves the sensitivity of optical sensor, has promptly improved the sensitivity of this visible light sensor to external environment condition.
As preferably, described holding circuit mainly is made up of the TVS device, and wherein an end is located between optical sensor and the sample circuit, an other end ground connection.The other end ground connection of this holding circuit is used to protect optical sensor, prevents the damage of exterior static to device.
The utility model is skillfully constructed, and by the setting of sensor senses circuit and connected holding circuit, makes it have following beneficial effect compared with the prior art:
Make the vehicles such as automobile various lamps on and off can according to around the bright-dark degree of environment control, intelligent degree height, and simple to operate, power consumption is few.
Description of drawings
Fig. 1 is a kind of theory diagram of the present utility model:
Fig. 2 is a circuit principle structure schematic diagram of the present utility model.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described further.
Embodiment 1.See Fig. 1 and Fig. 2; a kind of automobile-used non-attended light optical switch device of this example; described device comprises sensing circuit and connected holding circuit 2; this sensor circuit has optical sensor 3 and dipped beam control circuit 5, and it is cambered surface that optical sensor 3 light import face into, makes this form a semi-convex lens shaped; when the optical sensor chip is positioned over lens near the focus place; can improve density, thereby improve the sensitivity of optical sensor, promptly improve sensitivity external environment condition to extraneous light.Be connected with sample circuit 4 and optical sensor power supply 1 respectively between 5 two circuits of described optical sensor 3 and dipped beam control circuit, dipped beam control circuit 5 comprises single-chip microcomputer 8 and control relay 9, this single-chip microcomputer 8 connects control relay 9 by its I/O mouth, and control relay 9 is by the 12v power drives, an other end is connecting each car light, controlling each car light output, above-mentioned two circuits are with color differentiating, red output connects the optical sensor power supply 1 of 5v, and optical sensor power supply 1 an other end connects an I/O mouth of single-chip microcomputer 8.
Each circuit connects as follows: sample circuit 4 comprises sampling resistor 6 and filter capacitor 7, and this sampling resistor 6 and filter capacitor 7 are connected in parallel, and an end is connected on the connecting line of AD mouth of optical sensor 3 green outputs and single-chip microcomputer 8, and an other end ground connection.And holding circuit 2 mainly is made up of the TVS device, and wherein an end is located between optical sensor 3 and the sample circuit 4, an other end ground connection.
It is apparent to one skilled in the art that the utility model can be changed into multiple mode, and such change is not thought and broken away from scope of the present utility model.What all were such will be included within the scope of this claim the conspicuous modification of described those skilled in the art.
Claims (5)
1, a kind of automobile-used non-attended light optical switch device; it is characterized in that described device comprises sensing circuit and connected holding circuit (2); this sensor circuit has optical sensor (3) and dipped beam control circuit (5), is connected with sample circuit (4) and optical sensor power supply (1) respectively between (5) two circuits of described optical sensor (3) and dipped beam control circuit.
2, automobile-used non-attended light optical switch device according to claim 1 is characterized in that described sample circuit (4) comprises sampling resistor (6) and filter capacitor (7), and this sampling resistor (6) and filter capacitor (7) are connected in parallel.
3, automobile-used non-attended light optical switch device according to claim 1 is characterized in that described dipped beam control circuit (5) comprises single-chip microcomputer (8) and control relay (9), and this single-chip microcomputer (8) connects control relay (9) by its I/O mouth.
4, automobile-used non-attended light optical switch device according to claim 1 is characterized in that it is cambered surface that described optical sensor (3) light imports face into.
5,, it is characterized in that described holding circuit (2) mainly is made up of the TVS device, and wherein an end is located between optical sensor (3) and the sample circuit (4), an other end ground connection according to claim 1 or 2 or 4 described automobile-used non-attended light optical switch devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201925058U CN201126133Y (en) | 2007-12-03 | 2007-12-03 | Automatic lamp light switch device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201925058U CN201126133Y (en) | 2007-12-03 | 2007-12-03 | Automatic lamp light switch device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201126133Y true CN201126133Y (en) | 2008-10-01 |
Family
ID=39999602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201925058U Expired - Fee Related CN201126133Y (en) | 2007-12-03 | 2007-12-03 | Automatic lamp light switch device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201126133Y (en) |
-
2007
- 2007-12-03 CN CNU2007201925058U patent/CN201126133Y/en not_active Expired - Fee Related
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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: Zhejiang Zhihui Electric Accessory Co., Ltd. Assignor: Zhejiang Geely Automobile Research Institute Co., Ltd., Zhejiang Geely Holding Group Company Limited Contract record no.: 2010990000798 Denomination of utility model: Automatic lamp light switch device for automobile Granted publication date: 20081001 License type: Exclusive License Record date: 20100929 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20131203 |