CN213565634U - Vehicle-mounted alarm based on light intensity detection - Google Patents
Vehicle-mounted alarm based on light intensity detection Download PDFInfo
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- CN213565634U CN213565634U CN202022799098.5U CN202022799098U CN213565634U CN 213565634 U CN213565634 U CN 213565634U CN 202022799098 U CN202022799098 U CN 202022799098U CN 213565634 U CN213565634 U CN 213565634U
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Abstract
The utility model discloses an on-vehicle alarm based on light intensity detects, include: the light intensity detection module is used for detecting the light intensity of the current environment; the control module is electrically connected with the light intensity detection module and is used for outputting a corresponding control instruction according to the light intensity detected by the light intensity detection module; the voice playing module is electrically connected with the control module and is used for receiving the control instruction output by the control module and outputting a corresponding audio signal and audio amplitude according to the control instruction; the loudspeaker is electrically connected with the voice playing module and is used for playing corresponding sound; and the power supply module is respectively and electrically connected with the light intensity detection module, the control module and the voice playing module and is used for providing power supply. The utility model discloses can acquire current environment's light intensity in real time and according to corresponding audio signal of light intensity output and audio amplitude, can change on-vehicle alarm's decibel number, avoid using the alarm sound of higher decibel number at night, avoid the secondary noise pollution to the environment, make people's living environment more comfortable.
Description
Technical Field
The utility model relates to an automotive alarm technical field especially relates to an on-vehicle alarm based on light intensity detects.
Background
More and more vehicles are provided with various alarms for reminding people around the vehicles that the vehicles run in the running process of the vehicles. However, the existing alarm generates sound with fixed decibel number, and can generate alarm sound with high decibel number whenever, the alarm sound is good in daytime, but the alarm sound with high decibel number is noise at night, and the quality of life and sleep of other people is particularly influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an on-vehicle alarm based on light intensity detects to solve current alarm and all be the problem of fixed decibel number sound production.
In order to solve the technical problem, the utility model discloses a technical scheme provide an on-vehicle alarm based on light intensity detects, include:
the light intensity detection module is used for detecting the light intensity of the current environment;
the control module is electrically connected with the light intensity detection module and is used for outputting a corresponding control instruction according to the light intensity detected by the light intensity detection module;
the voice playing module is electrically connected with the control module and is used for receiving the control instruction output by the control module and outputting a corresponding audio signal and audio amplitude according to the control instruction;
the loudspeaker is electrically connected with the voice playing module and is used for playing corresponding sound;
and the power supply module is electrically connected with the light intensity detection module, the control module and the voice playing module respectively and is used for providing power supply.
In an embodiment of the utility model, the light intensity detection module includes photo resistance R51 and fixed resistance R50, fixed resistance R50's one end and input voltage are connected, fixed resistance R50's the other end with photo resistance R51 connects, photo resistance R51's one end with the control module electricity is connected, photo resistance R51's the other end ground connection.
In an embodiment of the present invention, the present invention further includes:
and the ADC analog-to-digital conversion module is respectively electrically connected with the light intensity detection module, the power supply module and the control module and is used for converting the analog voltage value output by the light intensity detection module into a digital value.
In an embodiment of the present invention, the ADC analog-to-digital conversion module employs ADC 0832.
In an embodiment of the present invention, the present invention further includes:
and the audio power amplifier module is respectively electrically connected with the power supply module, the voice playing module and the loudspeaker and is used for receiving the audio signal output by the voice playing module, amplifying the power and then outputting the audio signal to the loudspeaker.
In an embodiment of the present invention, the control module employs a single chip microcomputer.
In an embodiment of the present invention, the power module employs a 24V voltage stabilizing circuit.
The utility model discloses an useful part lies in:
be different from prior art, use the technical scheme of the utility model, during the in-service use, detect the light intensity of current environment and feed back to control module through light intensity detection module, control module sends corresponding audio signal and the audio frequency range of corresponding pulse control voice playback module output according to the light intensity, then sends corresponding sound through the speaker. So, can acquire the light intensity of current environment in real time and according to corresponding audio signal of light intensity output and audio amplitude to can change vehicle alarm's decibel number, avoid using the alarm sound of higher decibel number at night, and then avoid the secondary noise pollution to the environment, make people's living environment more comfortable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a vehicle-mounted alarm based on light intensity detection in an embodiment of the present invention;
fig. 2 is a circuit diagram of the light intensity detection module of the vehicle-mounted alarm based on light intensity detection in an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1-2, an embodiment of the present invention provides an on-vehicle alarm based on light intensity detection, including: light intensity detection module 1, control module 3, power module 4, pronunciation broadcast module 5 and speaker 7. The light intensity detection module 1 is used for detecting the light intensity of the current environment. The control module 3 is electrically connected with the light intensity detection module 1 and is used for outputting a corresponding control instruction according to the light intensity detected by the light intensity detection module 1. The voice playing module 5 is electrically connected with the control module 3 and is used for receiving the control instruction output by the control module 3 and outputting a corresponding audio signal and audio amplitude according to the control instruction. The speaker 7 is electrically connected with the voice playing module 5 and is used for playing corresponding sound. The power module 4 is electrically connected with the light intensity detection module 1, the control module 3 and the voice playing module 5 respectively and used for providing power.
Above-mentioned on-vehicle alarm based on light intensity detects, during the in-service use, detects the light intensity of current environment and feeds back to control module 3 through light intensity detection module 1, and control module 3 sends corresponding pulse control voice playback module 5 output corresponding audio signal and audio frequency range according to the light intensity, then sends corresponding sound through speaker 7. So, can acquire the light intensity of current environment in real time and according to corresponding audio signal of light intensity output and audio amplitude to can change vehicle alarm's decibel number, avoid using the alarm sound of higher decibel number at night, and then avoid the secondary noise pollution to the environment, make people's living environment more comfortable.
The embodiment of the utility model provides an in, light intensity detection module 1 includes photo resistance R51 and fixed resistance R50, and fixed resistance R50's one end and input voltage are connected, and fixed resistance R50's the other end and photo resistance R51 are connected, and photo resistance R51's one end and 3 electricity of control module are connected, photo resistance R51's other end ground connection. When the LED lamp is actually used, a fixed voltage division circuit is formed by the fixed resistor R50 and the photoresistor R51, the photoresistor R51 is used for detecting the light intensity of the current environment, and the change of the light intensity enables the resistance value of the photoresistor R51 to change, so that the output light intensity voltage can be changed.
The embodiment of the utility model provides an in, on-vehicle alarm based on light intensity detects still includes ADC analog-to-digital conversion module 2, and ADC analog-to-digital conversion module 2 is connected with light intensity detection module 1, power module 4 and 3 electricity of control module respectively for convert the analog voltage value (light intensity voltage in the above) of light intensity detection module 1 output into digital value, thereby be convenient for control module 3 reads.
In an embodiment, the ADC analog-to-digital conversion module 2 uses ADC 0832.
The embodiment of the utility model provides an in, on-vehicle alarm based on light intensity detects still includes audio power amplifier module 6, and audio power amplifier module 6 is connected with power module 4, voice play module 5 and 7 electricity of speaker respectively for receive the audio signal of voice play module 5 output and carry out power amplification back output and give speaker 7.
The embodiment of the utility model provides an in, control module 3 adopts the singlechip. Optionally, the single chip microcomputer adopts STM8S003F3P 6.
In the embodiment of the present invention, the power module 4 employs a 24V voltage stabilizing circuit. The 24V voltage regulator circuit can adopt the prior art, and the details are not described herein.
It should be noted that the voice playing module 5, the audio power amplifier module 6, and the speaker 7 may adopt the prior art, and are not described herein again.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. An on-vehicle alarm based on light intensity detects which characterized in that includes:
the light intensity detection module is used for detecting the light intensity of the current environment;
the control module is electrically connected with the light intensity detection module and is used for outputting a corresponding control instruction according to the light intensity detected by the light intensity detection module;
the voice playing module is electrically connected with the control module and is used for receiving the control instruction output by the control module and outputting a corresponding audio signal and audio amplitude according to the control instruction;
the loudspeaker is electrically connected with the voice playing module and is used for playing corresponding sound;
and the power supply module is electrically connected with the light intensity detection module, the control module and the voice playing module respectively and is used for providing power supply.
2. The vehicle-mounted alarm based on light intensity detection as claimed in claim 1, wherein the light intensity detection module comprises a photoresistor R51 and a fixed resistor R50, one end of the fixed resistor R50 is connected with an input voltage, the other end of the fixed resistor R50 is connected with the photoresistor R51, one end of the photoresistor R51 is electrically connected with the control module, and the other end of the photoresistor R51 is grounded.
3. The vehicle mounted alarm based on light intensity detection of claim 1, further comprising:
and the ADC analog-to-digital conversion module is respectively electrically connected with the light intensity detection module, the power supply module and the control module and is used for converting the analog voltage value output by the light intensity detection module into a digital value.
4. The vehicle-mounted alarm based on light intensity detection as claimed in claim 3, wherein the ADC analog-to-digital conversion module adopts ADC 0832.
5. The vehicle mounted alarm based on light intensity detection of claim 1, further comprising:
and the audio power amplifier module is respectively electrically connected with the power supply module, the voice playing module and the loudspeaker and is used for receiving the audio signal output by the voice playing module, amplifying the power and then outputting the audio signal to the loudspeaker.
6. The vehicle-mounted alarm based on light intensity detection of claim 1, wherein the control module adopts a single chip microcomputer.
7. The vehicle-mounted alarm based on light intensity detection of claim 1, wherein the power module adopts a 24V voltage stabilizing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022799098.5U CN213565634U (en) | 2020-11-27 | 2020-11-27 | Vehicle-mounted alarm based on light intensity detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022799098.5U CN213565634U (en) | 2020-11-27 | 2020-11-27 | Vehicle-mounted alarm based on light intensity detection |
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| Publication Number | Publication Date |
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| CN213565634U true CN213565634U (en) | 2021-06-29 |
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| CN202022799098.5U Active CN213565634U (en) | 2020-11-27 | 2020-11-27 | Vehicle-mounted alarm based on light intensity detection |
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