CN209526918U - A kind of microwave induced reading lamp light bulb of vehicle intelligent - Google Patents
A kind of microwave induced reading lamp light bulb of vehicle intelligent Download PDFInfo
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- CN209526918U CN209526918U CN201821842403.0U CN201821842403U CN209526918U CN 209526918 U CN209526918 U CN 209526918U CN 201821842403 U CN201821842403 U CN 201821842403U CN 209526918 U CN209526918 U CN 209526918U
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Abstract
The utility model discloses a kind of microwave induced reading lamp light bulb of vehicle intelligent, it include microprocessor circuit, and microwave detection circuit, the light detection circuit, power-switching circuit, LED drive circuit being electrically connected with the microprocessor circuit, the LED drive circuit are connected with LED.The microwave detection circuit has microwave control module, Microwave Detector and the signal amplification module being sequentially connected in series, and both ends are connected on microprocessor circuit and form close loop control circuit.When Microwave Detector detects microwave signal, microprocessor is given to after amplifying by signal amplification module to be handled, because of low-power consumption requirement when meeting LED standby mode, the power supply of Microwave Detector uses intermittent power supply mode, such intermittent power supply is completed under microprocessor circuit and the intelligent control of microwave control module, to which this product can either reach microwave smart detection and open, and be able to satisfy the requirement of power and energy saving.
Description
Technical field
The utility model relates to read lamp field technology, a kind of microwave induced reading lamp light bulb of vehicle intelligent is referred in particular to.
Background technique
The reading lamp on vehicle can be used often in our daily startup procedures, at present it is vehicle-mounted on reading lamp all be by by
It compresses switch and is controlled, if it is intended to switch reading lamp is very troublesome during driving, first have to the confirmation switch position that comes back
Set again accurate handle and reach push switch and operate up, operating process is more troublesome, especially at night original light with regard to bad,
Operating more seems inconvenient.And this series of actions will lead to the dispersion of driver attention, seriously affect driving peace
Entirely.
Based on this, occur some automatic sensing lamps on the market at present, if will be because of reading lamp lamp using PIR technology
Cover is blocked and can not be detected;If detection zone is too small using AIR detection technique, induction is insensitive, can not meet inductive effects
Requirement.In addition, existing automatic sensing lamp is powered to inductive pick-up incessantly for a long time, energy consumption is high, inadequate energy-saving ring
It protects.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of vehicle-mounted intelligence
The microwave induced reading lamp light bulb of energy, can be improved the sensitivity of automatic sensing, while also more energy efficient environmental protection.
To achieve the above object, the utility model is using following technical solution:
A kind of microwave induced reading lamp light bulb of vehicle intelligent, include microprocessor circuit and with the microprocessor circuit
Microwave detection circuit, the light detection circuit, power-switching circuit, LED drive circuit being electrically connected, the LED driving electricity
Road is connected with LED;
The microwave detection circuit includes microwave control module, Microwave Detector and signal amplification module, the microwave control
One end of molding block is connected with microprocessor circuit, and the other end is successively connected with Microwave Detector and signal amplification module, then
Microprocessor circuit is accessed, close loop control circuit is formed.
As a preferred embodiment, each circuit is laid on circuit boards, and wherein LED and Microwave Detector are respectively positioned on circuit
The front of plate, remaining electronic component are located at the reverse side of circuit board.
As a preferred embodiment, for the LED in the positive side of circuit board, Microwave Detector is positive in circuit board
The other side.
As a preferred embodiment, the LED(41) be multiple, multiple LED(41) it is two rows of spacing settings.
As a preferred embodiment, the circuit board is provided with convenient for the quick-replaceable light bulb installation structure of the reading lamp light bulb
Part.
As a preferred embodiment, the light bulb installation component is made of mounting post and connector, which fixes
In circuit board, which stretches out outside circuit board.
As a preferred embodiment, the part that the mounting post is stretched out other than circuit board is triangular pyramidal.
As a preferred embodiment, the outer dimension of the reading lamp light bulb is the gauge for being adapted to traditional reading lamp lamp holder
It is very little.
As a preferred embodiment, the LED drive circuit is constant-current drive circuit.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Known to scheme: by the way that microwave detection circuit, light detection circuit and microprocessor circuit are arranged on vehicle-mounted reading lamp, in light
Detection circuit can incude brightness, control LED not bright light during the day by microprocessor circuit, and when evening is just supported bright
Lamp;It is mobile to detect the target in specific region that the Microwave Detector can emit signal, allows users to brandish
Reading lamp can be opened or be extinguished by hand, allow user to use very convenient.Especially, microwave control module, micro-
Wave detection module and signal amplification module access microprocessor circuit, form close loop control circuit, when Microwave Detector detects
To microwave signal, microprocessor is given to after amplifying by signal amplification module and is handled, because when meeting LED standby mode
Low-power consumption requirement, the power supply of Microwave Detector uses intermittent power supply mode, and such intermittent power supply is in microprocessor
It is completed under circuit and the intelligent control of microwave control module, thus, this product can either reach microwave smart detection and open, and energy
Meet the requirement of power and energy saving.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
The utility model is described in detail.
Detailed description of the invention
Fig. 1 is the circuit structure functional block diagram of the preferred embodiment of the utility model;
Fig. 2 is the front view of reading lamp lamp bulb in the preferred embodiment of the utility model;
Fig. 3 is the reverse view of reading lamp lamp bulb in the preferred embodiment of the utility model.
Description of drawing identification:
10, microwave detection circuit 11, microwave control module
12, Microwave Detector 13, signal amplification module
20, light detection circuit 30, power-switching circuit
40, LED drive circuit 41, LED
50, microprocessor circuit 100, reading lamp light bulb
101, circuit board 102, electronic component
103, light bulb installation component 1031, mounting post
1032, connector.
Specific embodiment
It please refers to shown in Fig. 1, it to include micro- that show the particular circuit configurations of the preferred embodiment of the utility model
Processor circuit 50, and be electrically connected with the microprocessor circuit 50 microwave detection circuit 10, light detection circuit 20,
Power-switching circuit 30, LED drive circuit 40, the LED drive circuit 40 are connected with LED 41.The specific structure of each circuit and
Function is as follows:
The microwave detection circuit 10: its induction part uses Microwave Detecting Technology, by the Doppler effect of microwave,
It is exactly that detector persistently emits microwave, and receives the microwave signal being reflected back.It is primary to penetrate letter when the target in detecting area is mobile
Number a frequency difference is had between the signal of reflection, then pass through microprocessor to determine whether there is detection to export, examined using microwave
Survey principle realize be because microwave signal has certain penetration power, will not blocking and can not visit because of reading lamp lampshade
It surveys.It cannot achieve if using traditional PIR detection technique, and the detection zone size of microwave is proper, if
Using AIR detection technique, detection zone is too small, and induction is insensitive, can not meet the requirement of inductive effects.
The light detection circuit 20: the illuminance (brightness) of environment, the strong and weak letter of light are detected by light-sensitive element
Number it is supplied to microprocessor circuit 50, microprocessor circuit 50 determines whether to light light bulb according to the signal of ambient brightness, real
Existing induction on daytime not bright light, when evening dark, incude ability bright light.
The power-switching circuit 30: light bulb can be met in automobile battery voltage range (about 9 by power-switching circuit 30
~16V) in can work, and the Working mould under reading lamp power switch different conditions is realized by the variation of detection power supply
Formula:
A, power supply OFF: light bulb closed state, induction will not bright lights
B, power source ON: light bulb inductive mode incudes bright light, then incudes primary light-off
C, DOOR AUTO: the light on and off of light bulb is automatically controlled by car door, is not controlled by induction.
The LED drive circuit 40:LED driving circuit 40 is mainly the signal for receiving microprocessor circuit 50, to control
LED's 41 lights and extinguishes, and guarantees that the brightness of the LED 41 in different electrical power voltage is all one by constant current drive mode
Sample, while also preferably ensure that 41 service life of LED.
The microprocessor circuit 50: microprocessor circuit 50 is the core of entire light bulb.Mainly pass through processing microwave
Signal, light detection signal and detection power state signal, accurately identify effectively in conjunction with the algorithm of decision logic and detection
Induction movement, avoids the malfunction caused by other movements other than waving to incude.Signal is detected in conjunction with light to control LED 41
Lamp is lighted, while controlling the power supply and microwave analog signal of Microwave Detector, reduces the stand-by power consumption of product.
More specifically, in the present embodiment, the microwave detection circuit 10 includes microwave control module 11, microwave detection mould
One end of block 12 and signal amplification module 13, the microwave control module 11 is connected with microprocessor circuit 50, the other end successively with
Microwave Detector 12 is connected with signal amplification module 13, then accesses microprocessor circuit 50, forms close loop control circuit.Work
When, after Microwave Detector detects microwave signal, by signal amplification module 13 amplify after be given to microprocessor circuit 50 into
Row processing, because of low-power consumption requirement when meeting light bulb standby mode, the power supply of Microwave Detector uses intermittent power supply
Mode (pulse power supply) is cooperated by microprocessor circuit 50 and microwave control module 11 to control the power supply of Microwave Detector and supply
Electricity.
It as shown in Figures 2 and 3, is the structure chart of the microwave induced reading lamp light bulb of vehicle intelligent.Wherein, Fig. 2, which is shown, reads
The front of 100 product of lamp light bulb is read, Fig. 3 shows the reverse side of 100 product of reading lamp light bulb.
Above-mentioned each circuit is laid on circuit board 101, and wherein LED 41 and Microwave Detector 12 are respectively positioned on circuit board 101
Front, remaining electronic component 102 is located at the reverse side of circuit board 101.Certainly, due to " just " and negation be it is opposite, can be with
The installation site of electronic component 102 and LED 41 in diagram and Microwave Detector 12 is exchanged.
In the present embodiment, the LED 41 is in the positive side of circuit board 101, and Microwave Detector 12 is in circuit board
The 101 positive other sides, though LED 41 in left side, Microwave Detector 12 on right side, likewise, since " left side " and " right side " are
Opposite, therefore the position of the two can be interchanged.Referring to fig. 2, the LED 41 is multiple, and multiple LED 41 divide for two rows of spacing
Setting.
In addition, the circuit board 101 is provided with convenient for 100 quick-replaceable of reading lamp light bulb in conjunction with shown in Fig. 2 and Fig. 3
Light bulb installation component 103.The material of the light bulb installation component 103 is unlimited, and structure is by mounting post 1031 and connector
1032 compositions, the connector 1032 are fixed on circuit board 101, which stretches out outside circuit board 101, utilize mounting post
1031 realize clamping.For example, structure design can be such that the part that the mounting post 1031 is stretched out other than circuit board 101 is three
Pyramid, elastic easy regulating effect when reaching clamping.
In order to be adapted to the reading lamp light bulb 100 with existing lamp holder, the reading lamp light bulb 100 of the utility model
Outer dimension be that standard size is directly removed when needing replacing traditional non intelligent type reading lamp, reassembles this reality
With novel product.To which the reading lamp light bulb 100 of the utility model can directly replace existing reading lamp light bulb on vehicle
100, suitable for using all vehicles of same size reading lamp light bulb 100, simple installation is quick.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (9)
1. a kind of microwave induced reading lamp light bulb of vehicle intelligent, includes microprocessor circuit (50), and with the microprocessor
Microwave detection circuit (10) that circuit (50) is electrically connected, light detection circuit (20), power-switching circuit (30), LED drive
Dynamic circuit (40), the LED drive circuit (40) are connected with LED (41);It is characterized by:
The microwave detection circuit (10) includes microwave control module (11), Microwave Detector (12) and signal amplification module
(13), one end of the microwave control module (11) is connected with microprocessor circuit (50), the other end successively with Microwave Detector
(12) it is connected with signal amplification module (13), then accesses microprocessor circuit (50), forms close loop control circuit.
2. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 1, it is characterised in that: each circuit is laid
On circuit board (101), wherein LED (41) and Microwave Detector (12) are respectively positioned on the front of circuit board (101), remaining electricity
Sub- component (102) is located at the reverse side of circuit board (101).
3. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 2, it is characterised in that: the LED
(41) in circuit board (101) positive side, Microwave Detector (12) is in circuit board (101) the positive other side.
4. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 2, it is characterised in that: the LED
(41) it is multiple, multiple LED(41) it is two rows of spacing settings.
5. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 2, it is characterised in that: the circuit board
(101) it is provided with convenient for the quick-replaceable light bulb installation component (103) of the reading lamp light bulb (100).
6. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 5, it is characterised in that: the light bulb peace
Dress component (103) is made of mounting post (1031) and connector (1032), which is fixed on circuit board
(101), which stretches out circuit board (101) outside.
7. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 6, it is characterised in that: the mounting post
(1031) part stretched out other than circuit board (101) is triangular pyramidal.
8. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 1, it is characterised in that: the reading lamp
The outer dimension of light bulb (100) is to be adapted to the standard size of traditional reading lamp lamp holder.
9. the microwave induced reading lamp light bulb of a kind of vehicle intelligent according to claim 1, it is characterised in that: the LED drives
Dynamic circuit (40) are constant-current drive circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821842403.0U CN209526918U (en) | 2018-11-09 | 2018-11-09 | A kind of microwave induced reading lamp light bulb of vehicle intelligent |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821842403.0U CN209526918U (en) | 2018-11-09 | 2018-11-09 | A kind of microwave induced reading lamp light bulb of vehicle intelligent |
Publications (1)
Publication Number | Publication Date |
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CN209526918U true CN209526918U (en) | 2019-10-22 |
Family
ID=68213281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821842403.0U Active CN209526918U (en) | 2018-11-09 | 2018-11-09 | A kind of microwave induced reading lamp light bulb of vehicle intelligent |
Country Status (1)
Country | Link |
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CN (1) | CN209526918U (en) |
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2018
- 2018-11-09 CN CN201821842403.0U patent/CN209526918U/en active Active
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