CN208085586U - A kind of vehicle window unlatching safety reminding device - Google Patents
A kind of vehicle window unlatching safety reminding device Download PDFInfo
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- CN208085586U CN208085586U CN201820541927.XU CN201820541927U CN208085586U CN 208085586 U CN208085586 U CN 208085586U CN 201820541927 U CN201820541927 U CN 201820541927U CN 208085586 U CN208085586 U CN 208085586U
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- vehicle
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Abstract
The utility model discloses a kind of vehicle windows to open safety reminding device, including vehicle window detection circuit, control circuit and voice reminder circuit；Vehicle window detection circuit is normally closed type switching circuit, including switch S1；Control circuit is main control chip U1 models AT89C52；The main control chip U2 models DKC040 of voice reminder circuit；The input terminal of vehicle window detection circuit is connect with the pin P32 of chip U1, and the pin P27 of the signal input pin PA1 and chip U1 of the chip U2 in the voice reminder circuit are connect；Control circuit is connect with vehicle ignition circuit；Vehicle window provided by the utility model, which opens safety reminding device, to carry out safety prompt function before passenger stretches out hand, head outside window, avoid that traffic accident occurs, and build good environment.
Description
Technical field
The utility model belongs to vehicle safety alarm set technical field, and in particular to a kind of window air unlatching prompting dress
It sets.
Background technology
Currently, with the development of society, the level of consumption of the people is gradually increased, the quantity of automobile increasingly increases, usual people
When by bus, can all remind child " should not by head hand stretch out outside window " at one's side, while some passengers can open vehicle window viewing
It landscape outside vehicle window and has a breath of fresh air, but there is only a few passenger to lack awareness of safety, hand and head are stretched out outside window, in vehicle
When parallel-by-bit, danger can be caused to passenger, or toward the outer throw away rubbish of vehicle, can cause environmental pollution.Existing vehicle window unlatching carries
Awake device can send out prompt, phonetic warning in time, avoid the hair of contingency when some position of people's body is stretched out outside window
Raw, but the device is that prompting is just based on when some position of body is stretched out outside window, some passengers do not have awareness of safety, vehicle simultaneously
Danger may be had occurred and that by being reminded again after stretching out at some position of body outside vehicle window when row.
Utility model content
For above-mentioned deficiency in the prior art, vehicle window provided by the utility model is opened safety reminding device and is solved now
There is the problem of cannot sending out safety prompt function before passenger's body position is stretched out outside vehicle window in safety reminding device.
In order to reach foregoing invention purpose, the technical solution adopted in the utility model is：A kind of vehicle window unlatching safety prompt function
Device, including vehicle window detection circuit, control circuit and voice reminder circuit；
The vehicle window detection circuit is normally closed type switching circuit, including switch S1；
The control circuit is main control chip U1 models AT89C52；
The main control chip U2 models DKC040 of the voice reminder circuit；
The input terminal of the vehicle window detection circuit is connect with the pin P32 of chip U1, the core in the voice reminder circuit
The pin P27 of the signal input pin PA1 and chip U1 of piece U2 are connect；
The control circuit is connect with vehicle ignition circuit.
The beneficial effects of the utility model are：Vehicle window provided by the utility model opens safety reminding device can be in passenger
Before hand, head are stretched out outside window, safety prompt function is carried out, avoids that traffic accident occurs, and build good environment.
Further, the voice reminder circuit further includes loudspeaker LS1, light emitting diode D1 and capacitance C4；
The anode of the light emitting diode D1 is connect with vehicle ignition circuit, and cathode is connect with chip U2 pins 1；
It is connected with loudspeaker LS1 between the chip U2 pins 4 and pin 5；Chip U2 pins 6 connect with vehicle ignition circuit
It connects, pin 7 is grounded, and capacitance C4 is connected between pin 6 and pin 7.
Further, the pin 9 of the chip U1 connects reset circuit, connects between the chip U1 pins 19 and pin 18
It is connected to crystal oscillating circuit.
Above-mentioned further scheme has the beneficial effect that：The control signal that voice reminder circuit is sent out according to control circuit chip
Suggestion voice is sent out in due course, reminding passengers drive with caution.
Further, the vehicle window detection circuit is set on the vehicle frame at 10mm at the top of vehicle window, the control electricity
Road is set on the vehicle frame of vehicle window bottom, and the voice reminder circuit is set on the vehicle frame at the top of vehicle window.
Above-mentioned further scheme has the beneficial effect that：By the setting of each circuit in rational position, it is convenient for timely monitoring car
Window open state, and send out safety prompt function to passenger.
Description of the drawings
Fig. 1 is that vehicle window opens safety reminding device circuit diagram in embodiment provided by the utility model.
Fig. 2 is that vehicle window opens safety reminding device scheme of installation in embodiment provided by the utility model.
Specific implementation mode
Specific embodiment of the present utility model is described below, in order to facilitate understanding by those skilled in the art
The utility model, it should be apparent that the utility model is not limited to the range of specific implementation mode, to the common skill of the art
For art personnel, if various change the attached claims limit and determine the utility model spirit and scope in,
These variations are it will be apparent that all utilize the innovation and creation of the utility model design in the row of protection.
As shown in Figure 1, a kind of vehicle window opens safety reminding device, including vehicle window detection circuit, control circuit and voice carry
Awake circuit；Vehicle window detection circuit switching circuit, including switch S1, vehicle window detection circuit are used to detect the opening and closing of vehicle window, and by its
Open and-shut mode information is transmitted to main control chip circuit；Control circuit be main control chip U1 model AT89C52, control circuit according to
The open and-shut mode information of vehicle window detection circuit sends control signal to voice reminder circuit；The main control chip U2 of voice reminder circuit
Model DKC040, the control signal that voice reminder circuit is sent out according to control circuit chip send out suggestion voice in due course.
In above-mentioned each circuit, the input terminal of vehicle window detection circuit is connect with the pin P32 of chip U1, voice reminder circuit
In the pin P27 of signal input pin PA1 and chip U1 of chip U2 connect,
Voice reminder circuit further includes loudspeaker LS1, light emitting diode D1 and capacitance C4；The anode and point of light emitting diode D1
Ignition circuit connects, and cathode is connect with chip U2 pins 1；It is connected with loudspeaker LS1 between chip U2 pins 4 and pin 5；Chip U2
Pin 6 is connect with firing circuit, and pin 7 is grounded, and capacitance C4 is connected between pin 6 and pin 7；Control circuit and vehicle point
Ignition circuit connects；The pin 9 of chip U1 connects reset circuit, and crystal oscillating circuit is connected between chip U1 pins 19 and pin 18.
In one embodiment of the utility model, vehicle window detection circuit is set to the vehicle frame at 10mm at the top of vehicle window
On, control circuit is set on the vehicle frame of vehicle window bottom, and voice reminder circuit is set on the vehicle frame at the top of vehicle window.
In one embodiment of the utility model, the operation principle that the vehicle window opens safety reminding device is provided：Vehicle
When ignition switch gets to normalizing shelves, automobile power source starts to give device power supply, into working condition.Control circuit AT89C52
The pin P32 of microcontroller, i.e. external interrupt 0 are connect with one end of vehicle window detection circuit switch S1, for triggering the outer of microcontroller
Portion is interrupted, and microcontroller pin P32 settings low level is effective, and when passenger is opened to vehicle window at 10mm, switch S1 is closed, single
Piece power traction foot P32 ground connection, is in low level state, and the external interrupt 0 of microcontroller triggers at this time, and microcontroller enters interrupt routine,
And phonetic order is sent to voice reminder circuit, DKC speech chips are started to work, and provide electric current to loudspeaker LS1, sending out " please don't
Hand, head are stretched out into vehicle window and throw rubbish outside window ".
The utility model the beneficial effects of the utility model are：Vehicle window provided by the utility model opens safety reminding device
Safety prompt function can be carried out before passenger stretches out hand, head outside window, avoid that traffic accident occurs, and build good driving ring
Border.
Claims (4)
1. a kind of vehicle window opens safety reminding device, which is characterized in that including vehicle window detection circuit, control circuit and voice reminder
Circuit；
The vehicle window detection circuit is normally closed type switching circuit, including switch S1；
The control circuit is main control chip U1 models AT89C52；
The main control chip U2 models DKC040 of the voice reminder circuit；
The input terminal of the vehicle window detection circuit is connect with the pin P32 of chip U1, the chip U2 in the voice reminder circuit
Signal input pin PA1 connect with the pin P27 of chip U1；
The control circuit is connect with vehicle ignition circuit.
2. vehicle window according to claim 1 opens safety reminding device, which is characterized in that the voice reminder circuit also wraps
Include loudspeaker LS1, light emitting diode D1 and capacitance C4；
The anode of the light emitting diode D1 is connect with vehicle ignition circuit, and cathode is connect with chip U2 pins 1；
It is connected with loudspeaker LS1 between the chip U2 pins 4 and pin 5；Chip U2 pins 6 are connect with vehicle ignition circuit, are drawn
Foot 7 is grounded, and capacitance C4 is connected between pin 6 and pin 7.
3. vehicle window according to claim 1 opens safety reminding device, which is characterized in that the pin 9 of the chip U1 connects
Reset circuit is connect, crystal oscillating circuit is connected between the chip U1 pins 19 and pin 18.
4. vehicle window according to claim 1 opens safety reminding device, which is characterized in that the vehicle window detection circuit setting
In on the vehicle frame at 10mm at the top of vehicle window, the control circuit is set on the vehicle frame of vehicle window bottom, the voice reminder
Circuit is set on the vehicle frame at the top of vehicle window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820541927.XU CN208085586U (en) | 2018-04-16 | 2018-04-16 | A kind of vehicle window unlatching safety reminding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820541927.XU CN208085586U (en) | 2018-04-16 | 2018-04-16 | A kind of vehicle window unlatching safety reminding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208085586U true CN208085586U (en) | 2018-11-13 |
Family
ID=64055293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820541927.XU Active CN208085586U (en) | 2018-04-16 | 2018-04-16 | A kind of vehicle window unlatching safety reminding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208085586U (en) |
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2018
- 2018-04-16 CN CN201820541927.XU patent/CN208085586U/en active Active
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