CN214493194U - Safety reminding device of electric bicycle - Google Patents
Safety reminding device of electric bicycle Download PDFInfo
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- CN214493194U CN214493194U CN202023264097.7U CN202023264097U CN214493194U CN 214493194 U CN214493194 U CN 214493194U CN 202023264097 U CN202023264097 U CN 202023264097U CN 214493194 U CN214493194 U CN 214493194U
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Abstract
The utility model discloses an electric bicycle's safety reminding device is applied to electric bicycle, including radar, main chip, output signal conditioning circuit and driving information display appearance, wherein: the radar is used for measuring the distance between a rear vehicle and the vehicle in real time; the main chip is connected with the radar and used for receiving a radar signal which is sent by the radar and contains distance information between a rear vehicle and a vehicle, comparing a distance value with a preset distance safety threshold value, and outputting a high-level alarm trigger signal to the output signal conditioning circuit when the distance value is smaller than or equal to the preset distance safety threshold value; the output signal conditioning circuit is connected with the main chip; and the driving information display instrument is connected with the output signal conditioning circuit and is used for sending an alarm prompt to the driver riding the bicycle. The utility model discloses can real-time detection rear vehicle and this distance between the car in time remind the rear vehicle, avoid the casualties.
Description
Technical Field
The utility model relates to an electric bicycle safety technical field especially relates to an electric bicycle's safe reminding device.
Background
At present, more and more electric bicycles appear on urban roads and become short-distance important vehicles in work and life of people.
However, for many riders, because they cannot determine the distance between the rear vehicle and the vehicle, and the electric bicycle cannot remind the riders in time when the rear vehicle is too close, the riders are easy to perform operations of braking, decelerating and the like to shorten the distance between the two parties when the distance between the rear vehicle and the vehicle is too close, and the distance between the vehicle and the rear vehicle is further shortened, so that the probability of rear-end accidents are easy to occur, the personal safety of the riders is affected, and serious property loss is easy to cause.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric bicycle's safe reminding device to the technical defect that prior art exists.
Therefore, the utility model provides an electric bicycle's safe reminding device is applied to on the electric bicycle, including radar, main chip, output signal conditioning circuit and driving information display appearance, wherein:
the radar is arranged at the rear side position of a saddle of the electric bicycle and used for measuring the distance between a rear vehicle and the bicycle in real time and then sending a radar signal containing distance information to the main chip;
the main chip is connected with the radar and used for receiving a radar signal which is sent by the radar and contains distance information between a rear vehicle and a vehicle, comparing a distance value with a preset distance safety threshold value, and outputting a high-level alarm trigger signal to the output signal conditioning circuit when the distance value is smaller than or equal to the preset distance safety threshold value;
the output signal conditioning circuit is connected with the main chip and is used for receiving the high-level alarm triggering signal sent by the main chip, converting the high-level alarm triggering signal into a display instrument alarm triggering level signal matched with the level of the driving information display instrument and then forwarding the display instrument alarm triggering level signal to the driving information display instrument;
and the driving information display instrument is connected with the output signal conditioning circuit and is used for sending alarm prompts to the driver of the bicycle in real time after receiving the display instrument alarm triggering level signals sent by the output signal conditioning circuit.
Preferably, the driving information display instrument comprises a display screen and a warning lamp.
Preferably, the main chip and the output signal conditioning circuit are integrated in a vehicle control unit of the electric bicycle.
Preferably, the main chip is further configured to correspondingly convert a radar signal sent by a radar and containing distance information between a rear vehicle and the vehicle into a high-level output signal reflecting the distance, and then send the high-level output signal to the output signal conditioning circuit;
the output signal conditioning circuit is also used for carrying out level conversion on the high-level output signal which is sent by the main chip and reflects the distance to obtain a level signal of the traveling information display instrument which is matched with the traveling information display instrument and reflects the distance, and then sending the level signal to the traveling information display instrument;
and the driving information display is also used for displaying the distance information and the warning signal between the rear vehicle and the vehicle in real time on a display screen of the driving information display after receiving the level signal of the driving information display reflecting the distance, which is sent by the output signal conditioning circuit.
Preferably, the driving information display device is installed at a middle position of a handlebar of the electric bicycle.
By the above the technical scheme the utility model provides a it is visible, compared with the prior art, the utility model provides an electric bicycle's safety reminding device, its design science, can real-time detection rear vehicle and the distance between this car, when being less than or equal to predetermine apart from the safety threshold value, to this car personnel by bike send the warning suggestion, remind this car personnel by bike to have the rear vehicle of distance too near, thereby be favorable to this car personnel by bike to select on next step and can increase the driving operation (for example with higher speed) of distance between this car and the rear vehicle, the probability of rear vehicle rear-end collision accident has effectively been reduced, the rear vehicle rear-end collision accident effectively avoids appearing, personnel and property safety by bike personnel have been ensured, great practical significance has.
Drawings
Fig. 1 is a block diagram illustrating a safety reminding device for an electric bicycle according to the present invention;
fig. 2 is an embodiment of the safety reminding device for electric bicycle, which adopts a main screen interface schematic diagram of the electric quantity display instrument.
Detailed Description
In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 and 2, the utility model provides an electric bicycle's safe reminding device is applied to electric bicycle, and it specifically includes radar (radar detector promptly), main chip, output (output) signal conditioning circuit and driving information display appearance, wherein:
the radar (namely a radar detector) is arranged at the rear side position of a saddle of the electric bicycle and is used for measuring the distance between a rear vehicle and the bicycle in real time and then sending a radar signal containing distance information to the main chip;
the main chip is connected with the radar and used for receiving a radar signal which is sent by the radar and contains distance information between a rear vehicle and a vehicle, comparing a distance value with a preset distance safety threshold value, and outputting a high-level alarm trigger signal to an output (output) signal conditioning circuit when the distance value is smaller than or equal to the preset distance safety threshold value;
the output signal conditioning circuit is connected with the main chip and is used for receiving the high-level alarm triggering signal sent by the main chip, converting the high-level alarm triggering signal into a display instrument alarm triggering level signal matched with the level of the driving information display instrument (namely, converting the high-level alarm triggering level signal into a level signal suitable for processing by the driving information display instrument), and then forwarding the level signal to the driving information display instrument;
and the driving information display instrument is connected with the output signal conditioning circuit and used for sending alarm prompt to the driver of the vehicle in real time after receiving the display instrument alarm triggering level signal output sent by the output signal conditioning circuit. The specific alarm prompt mode can be a sound alarm through a loudspeaker on the alarm device, a text display alarm through a display screen on the alarm device, or a light alarm through a light emitting diode and an alarm lamp (warning lamp) mounted on the alarm device. For example, as shown in fig. 2, when the driving information display instrument is a power display instrument, an alarm prompt can be given through the display screen and the warning lamp mounted thereon, and at the same time, the remaining power SOC of the battery on the electric bicycle can be displayed.
The utility model discloses in, in the concrete realization, main chip and output (output) signal conditioning circuit can integrate and set up in electric bicycle's vehicle control unit (BMC). The main chip can select the existing programmable controller PLC, a central processing unit CPU, a digital signal processor DSP or a single chip microcomputer MCU. For example, an SAK series processor can be selected to mainly process radar signals sent by a radar and containing distance information between a rear vehicle and a vehicle, correspondingly convert the radar signals into high-level output signals reflecting the distance, and then send the high-level output signals to an output (output) signal conditioning circuit;
the output (output) signal conditioning circuit is also used for carrying out level conversion on a high-level output signal which is sent by the main chip and reflects the distance to obtain a level signal of the driving information display instrument which reflects the distance (namely, the level signal matched with the driving information display instrument, namely, the level signal suitable for processing by the driving information display instrument), and then sending the level signal to the driving information display instrument;
in the present invention, in the specific implementation, the output signal conditioning circuit can select the common 74LS type chip, and thus the level conversion can be completed.
And the driving information display is also used for displaying the distance information between the rear vehicle and the vehicle in real time on a display screen of the driving information display after receiving the level signal of the driving information display reflecting the distance, which is sent by the output signal conditioning circuit.
The utility model discloses in, on specifically realizing, driving information display appearance installs the locomotive top position at electric bicycle, specifically is electric bicycle's handlebar intermediate position.
The utility model discloses in, on specifically realizing, the vehicle information display appearance specifically can adopt the electric quantity display appearance on the automatic bicycle of current.
In order to understand the present invention more clearly, the following description is made in conjunction with the specific working process, and the working principle of the present invention is explained.
To the utility model discloses, when electric automobile went, the warning light on the driving information display appearance can be in the evergreen state, radar real-time supervision rear vehicle and this car between the car apart from S1And transmitting the vehicle distance to a main chip integrated in a BMC (baseboard management controller) of the vehicle controller when the distance S between the rear vehicle and the vehicle1When the current value is smaller than or equal to the preset distance safety threshold value, the main chip converts the level of the high-level alarm trigger signal through an output signal conditioning circuit and transmits the high-level alarm trigger signal to the driving information display, at this time, a display screen on the driving information display can display the distance between vehicles, and a warning lamp on the driving information display emits light to give an alarm prompt (for example, the warning lamp turns red to remind a person riding a vehicle), for example, as shown in fig. 2.
It should be noted that, all be equipped with BMC, driving information display appearance (for example for the power display appearance) on the electric bicycle at present, only need with the power display appearance according to the utility model discloses improve to install main chip additional in the BMC controller. Therefore, the utility model discloses can realize better, the lower intellectuality of cost of performance, electronization, improve the security that electric bicycle normally traveles.
According to the above technical scheme, to the utility model discloses, it can be when electric bicycle traveles, in time show the rear vehicle and the distance condition of this car through driving information display appearance to effectively prevent reliably because of the rear road conditions rear-end collision that arouses clearly, improve driving safety, ensure driver and passenger's property and personal safety.
Through using the utility model discloses, when the personnel of riding by bike, radar real-time supervision rear vehicle and the car apart from the condition of this car, when rear vehicle and this car distance be less than or equal to when predetermineeing distance safety threshold, driving information display appearance can show the car apart from in real time to can remind personnel by bike through the warning light on the driving information display appearance, thereby prevent the electric bicycle phenomenon of knocking into the back of the in-process of riding effectively, avoid the casualties.
To sum up, compared with the prior art, the utility model provides a pair of electric bicycle's safety reminding device, its design science, can real-time detection rear vehicle and the distance between this car, when being less than or equal to and predetermine apart from the safety threshold value, send the warning suggestion to this car personnel by bike, remind this car personnel by bike to have the rear vehicle of being too close to, thereby be favorable to this car personnel by bike to select on next step and can increase the driving operation (for example with higher speed) of distance between this car and the rear vehicle, the probability of rear vehicle rear-end collision accident has effectively been reduced, effectively avoid appearing rear vehicle rear-end collision accident, personnel and property safety of personnel by bike have been ensured, great practical significance has.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides an electric bicycle's safety reminding device, is applied to electric bicycle and is characterized in that, includes radar, main chip, output signal conditioning circuit and driving information display appearance, wherein:
the radar is arranged at the rear side position of a saddle of the electric bicycle and used for measuring the distance between a rear vehicle and the bicycle in real time and then sending a radar signal containing distance information to the main chip;
the main chip is connected with the radar and used for receiving a radar signal which is sent by the radar and contains distance information between a rear vehicle and a vehicle, comparing a distance value with a preset distance safety threshold value, and outputting a high-level alarm trigger signal to the output signal conditioning circuit when the distance value is smaller than or equal to the preset distance safety threshold value;
the output signal conditioning circuit is connected with the main chip and is used for receiving the high-level alarm triggering signal sent by the main chip, converting the high-level alarm triggering signal into a display instrument alarm triggering level signal matched with the level of the driving information display instrument and then forwarding the display instrument alarm triggering level signal to the driving information display instrument;
and the driving information display instrument is connected with the output signal conditioning circuit and is used for sending alarm prompts to the driver of the bicycle in real time after receiving the display instrument alarm triggering level signals sent by the output signal conditioning circuit.
2. The safety warning device for electric bicycles of claim 1, wherein the driving information display device comprises a display screen and a warning light.
3. The safety warning device for electric bicycles of claims 1 or 2, wherein the main chip and the output signal conditioning circuit are integrated in the vehicle control unit of the electric bicycle.
4. The safety warning device for the electric bicycle according to claim 1, wherein the main chip is further configured to convert a radar signal sent by a radar and containing information on a distance between a rear vehicle and the vehicle into a high-level output signal reflecting the distance, and then send the high-level output signal to the output signal conditioning circuit;
the output signal conditioning circuit is also used for carrying out level conversion on the high-level output signal which is sent by the main chip and reflects the distance to obtain a level signal of the traveling information display instrument which is matched with the traveling information display instrument and reflects the distance, and then sending the level signal to the traveling information display instrument;
and the driving information display is also used for displaying the distance information between the rear vehicle and the vehicle in real time on a display screen of the driving information display after receiving the level signal of the driving information display reflecting the distance, which is sent by the output signal conditioning circuit.
5. The safety warning device for electric bicycles of any one of claims 1 to 4, wherein the driving information display unit is installed at a middle position of a handlebar of the electric bicycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023264097.7U CN214493194U (en) | 2020-12-29 | 2020-12-29 | Safety reminding device of electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023264097.7U CN214493194U (en) | 2020-12-29 | 2020-12-29 | Safety reminding device of electric bicycle |
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| CN214493194U true CN214493194U (en) | 2021-10-26 |
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| CN202023264097.7U Active CN214493194U (en) | 2020-12-29 | 2020-12-29 | Safety reminding device of electric bicycle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115367030A (en) * | 2022-09-21 | 2022-11-22 | 台铃科技股份有限公司 | Early warning method and system based on electric vehicle instrument |
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- 2020-12-29 CN CN202023264097.7U patent/CN214493194U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115367030A (en) * | 2022-09-21 | 2022-11-22 | 台铃科技股份有限公司 | Early warning method and system based on electric vehicle instrument |
| CN115367030B (en) * | 2022-09-21 | 2024-02-09 | 台铃科技股份有限公司 | Early warning method and system based on electric vehicle instrument |
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