CN-224216878-U - Two-wheel vehicle integrated backward safety monitoring device based on millimeter wave radar

Abstract

The utility model discloses a millimeter wave radar-based integrated backward safety monitoring device for a two-wheel vehicle, which comprises a reflector outer shell, a PCBA board and a millimeter wave radar part, wherein the reflector outer shell is arranged at the rear part of the two-wheel vehicle, a reflective coating is arranged on one side, far away from the rear part of the two-wheel vehicle, of the reflector outer shell, the PCBA board and the millimeter wave radar part are both arranged in the reflector outer shell, the PCBA board is electrically connected with a vehicle-mounted battery, the PCBA board is in signal connection with a vehicle-mounted display and/or a user mobile phone, and the millimeter wave radar part is in mixed connection with the PCBA board. According to the technical scheme, the PCBA board and the millimeter wave radar part are used for realizing the active detection and early warning functions, so that the interference of rain, fog and dust on monitoring can be avoided. In addition, the PCBA board and the millimeter wave radar part are arranged in the shell of the reflecting plate, and the original structure of the reflecting plate is utilized, so that the whole attractiveness of the two-wheel vehicle is not influenced, and the shell is not required to be independently arranged, so that the production cost and the complexity are reduced on the basis of realizing the active detection and early warning functions.

Inventors

• GUAN CHAOMIN
• GUAN XIAOWEN

Assignees

• 深圳天城电子有限公司

Dates

Publication Date

20260508

Application Date

20250612

Claims (7)

1. 1. Two-wheel vehicle integrated form backward safety monitoring device based on millimeter wave radar, including the reflector panel shell body, the reflector panel shell body is installed in the rear portion of two-wheel vehicle, one side that the reflector panel shell body kept away from the two-wheel vehicle rear portion is equipped with the reflective coating, its characterized in that still includes PCBA board and millimeter wave radar portion, PCBA board and millimeter wave radar portion are all installed in the reflector panel shell body, PCBA board and vehicle battery electricity are connected, PCBA board and vehicle-mounted display and/or user cell-phone signal connection, millimeter wave radar portion and PCBA board hybrid connection.
2. 2. The millimeter wave radar-based two-wheeled vehicle integrated backward safety monitoring device according to claim 1, wherein a power management module, a main control unit, a data acquisition module and a communication module are integrated on the PCBA board; The output end of the communication module is connected with the vehicle-mounted display and/or the mobile phone signal of the user, and the communication module is used for sending early warning information; The input end of the data acquisition module is connected with the millimeter wave radar part in a signal way, the output end of the data acquisition module is connected with the main control unit in a signal way, and the data acquisition module is used for calculating the phase difference of echo signals and calculating the distance, the speed and the azimuth angle of an obstacle; The main control unit is used for coordinating and controlling the data acquisition module, the communication module and the millimeter wave radar part, so as to realize dynamic multilevel early warning decision, environment interference processing and system energy consumption optimization functions; The power management module is electrically connected with the vehicle-mounted battery at the input end, and is electrically connected with the main control unit, the data acquisition module, the communication module and the millimeter wave radar part at the output end, and is used for providing electric energy; The millimeter wave radar part is used for transmitting frequency modulation continuous waves and receiving echo signals reflected by rear obstacles.
3. 3. The millimeter wave radar-based two-wheeled vehicle integrated rearward safety monitoring device according to claim 2, wherein the main control unit comprises a control chip U1, and the control chip U1 adopts an ALPS-M0-AIP-FC chip.
4. 4. The millimeter wave radar-based two-wheeled vehicle integrated rearward safety monitoring device according to claim 2, wherein the power management module comprises a control chip U4, and the control chip U4 adopts an APW7255P1 chip.
5. 5. The millimeter wave radar-based two-wheeled vehicle integrated rearward safety monitoring device according to claim 1, wherein the millimeter wave Lei Dabu is a millimeter wave radar antenna or a millimeter wave radar antenna array.
6. 6. The millimeter wave radar-based two-wheeled vehicle integrated rearward safety monitoring device according to claim 1, wherein the reflector housing comprises a first half-shell and a second half-shell, and the PCBA board and the millimeter wave radar section are mounted between the first half-shell and the second half-shell.
7. 7. The millimeter wave radar-based two-wheeled vehicle integrated rearward safety monitoring device according to claim 6, wherein the first half shell is provided with a connecting bolt on a side facing the rear of the two-wheeled vehicle, and the second half shell is provided with a reflective coating on a side facing the rear of the two-wheeled vehicle.

Description

Two-wheel vehicle integrated backward safety monitoring device based on millimeter wave radar Technical Field The utility model relates to the field of safety monitoring devices, in particular to a millimeter wave radar-based two-wheel vehicle integrated backward safety monitoring device. Background Two-wheeled vehicles are vehicles with two wheels, such as electric vehicles, motorcycles, bicycles, and the like. A reflective plate is generally provided at the rear of the two-wheeled vehicle to reflect light from the rear direction, thereby warning the rear direction of the vehicle and pedestrians. However, the existing reflector has single function, can only realize the function of passive warning, cannot actively detect the rear vehicle or the obstacle, and is difficult to meet the increasingly-growing use demands of active detection and early warning of the two-wheeled vehicle. At present, an active detection and early warning device arranged on a two-wheel vehicle, such as a monitoring camera and a radar monitoring device, is arranged, but the monitoring camera is easily interfered by rain, fog and dust to influence the monitoring quality, and the existing radar monitoring device is independently arranged to influence the overall beauty of the two-wheel vehicle, and an outer shell is required to be independently arranged for protection, so that the production cost and the complexity are increased. Disclosure of utility model The utility model mainly aims to provide a millimeter wave radar-based integrated backward safety monitoring device for a two-wheel vehicle, and aims to solve the technical problems that an active detection and early warning device of the existing two-wheel vehicle is easily interfered by rain, fog and dust, monitoring quality is affected, the whole attractiveness of the two-wheel vehicle is affected, and production cost and complexity are increased. The integrated backward safety monitoring device for the two-wheel vehicle based on the millimeter wave radar comprises a reflector outer shell, a PCBA plate and a millimeter wave radar part, wherein the reflector outer shell is arranged at the rear part of the two-wheel vehicle, a reflective coating is arranged on one side, far away from the rear part of the two-wheel vehicle, of the reflector outer shell, the PCBA plate and the millimeter wave radar part are arranged in the reflector outer shell, the PCBA plate is electrically connected with a vehicle-mounted battery, the PCBA plate is in signal connection with a vehicle-mounted display and/or a mobile phone of a user, and the millimeter wave radar part is in mixed connection with the PCBA plate. Optionally, a power management module, a main control unit, a data acquisition module and a communication module are integrated on the PCBA board; The output end of the communication module is connected with the vehicle-mounted display and/or the mobile phone signal of the user, and the communication module is used for sending early warning information; The input end of the data acquisition module is connected with the millimeter wave radar part in a signal way, the output end of the data acquisition module is connected with the main control unit in a signal way, and the data acquisition module is used for calculating the phase difference of echo signals and calculating the distance, the speed and the azimuth angle of an obstacle; The main control unit is used for coordinating and controlling the data acquisition module, the communication module and the millimeter wave radar part, so as to realize dynamic multilevel early warning decision, environment interference processing and system energy consumption optimization functions; The power management module is electrically connected with the vehicle-mounted battery at the input end, and is electrically connected with the main control unit, the data acquisition module, the communication module and the millimeter wave radar part at the output end, and is used for providing electric energy; The millimeter wave radar part is used for transmitting frequency modulation continuous waves and receiving echo signals reflected by rear obstacles. Optionally, the main control unit comprises a control chip U1, and the control chip U1 adopts an ALPS-M0-AIP-FC chip. Optionally, the power management module includes a control chip U4, and the control chip U4 adopts an APW7255P1 chip. Optionally, the millimeter wave radar part is a millimeter wave radar antenna or a millimeter wave radar antenna array. Optionally, the reflector outer casing includes a first half casing and a second half casing, and the PCBA board and the millimeter wave radar section are mounted between the first half casing and the second half casing. Optionally, a connecting bolt is arranged on one side of the first half shell facing the rear part of the two-wheel vehicle, and a reflective coating is arranged on one side of the rear part of the second half shell principle two-wheel vehicle. The