Umbrella with obstacle warning function

Abstract

The umbrella with the obstacle warning function comprises a main control unit, a detection unit, an umbrella cap and an umbrella handle, the main control unit is located at the position of a grip at the bottom of the umbrella handle, and the detection unit is located at the position of the umbrella cap. Obstacles around the umbrella are detected through ultrasonic waves, and when the obstacles or pedestrians are detected, the buzzer is used for reminding, so that the function of warning an umbrella user is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of umbrellas, in particular to an umbrella with an obstacle warning function. Background Art

[0002] Currently, umbrellas with warning functions rely on lighting and other behaviors to warn others to avoid them. This type of warning is more effective at night, but it still has limitations in other scenarios. For example, in heavy rain, pedestrians on the road are all holding umbrellas and walking forward, making it difficult for them to see each other; or when encountering other non-living obstacles such as telephone poles, it cannot play an effective role. Summary of the invention

[0003] The utility model aims to solve the above technical problems and provides an umbrella with an obstacle warning function.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: an umbrella with obstacle warning function, comprising a main control unit, a detection unit, an umbrella cap and an umbrella handle, wherein the main control unit is located at the grip at the bottom of the umbrella handle, and the detection unit is located at the umbrella cap.

[0005] The main control unit includes a main control chip U5, a switch K1, a battery BAT, a buzzer BUZ, a capacitor C1 and a capacitor C2. The VDD pin of the main control chip U5 is respectively connected to one end of the capacitor C1, one end of the switch K1 and VCC, the other end of the switch K1 is connected to the positive electrode of the battery BAT, the negative electrode of the battery BAT is grounded, the other end of the capacitor C1 is respectively connected to the GND pin of the main control chip U5 and the ground, the TCC pin of the main control chip U5 is respectively connected in series with the capacitor C1 and the buzzer BUZ,

[0006] The detection unit includes an ultrasonic control chip U9, a transmitting chip U6, a receiving chip U8, an ultrasonic transmitter U3, an ultrasonic receiver U4, a transistor Q1, a transistor Q2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a capacitor C7, a capacitor C8, a capacitor C9, a capacitor C10, a capacitor C11, a capacitor C12, a capacitor C13, a capacitor C14, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a resistor R19 and a crystal oscillator X1. The P50 pin of the ultrasonic control chip U9 is respectively connected to one end of the resistor R19 and the OSCO pin of the main control chip U5, the P87 pin of the ultrasonic control chip U9 is respectively connected to one end of the resistor R18 and the P85 pin of the main control chip U5, the other ends of the resistor R19 and the resistor R18 are both connected to VCC, one end of the crystal oscillator X1 is respectively connected to the P85 pin of the ultrasonic control chip U9 and one end of the capacitor C14, the other end of the crystal oscillator X1 is respectively connected to the P84 pin of the ultrasonic control chip U9 and one end of the capacitor C13, the other ends of the capacitor C14 and the capacitor C13 are both grounded, the emitter of the transistor Q1 is connected to VCC, and the The base is connected to the P53 pin of the ultrasonic control chip U9, the collector of the transistor Q1 is connected to the VCC pin of the transmitting chip U6, one end of the capacitor C4 is connected to the VDD pin of the transmitting chip U6, the other end of the capacitor C4 is grounded, one end of the capacitor C5 is connected to the C1+ pin of the transmitting chip U6, the other end of the capacitor C5 is connected to the C1- pin of the transmitting chip U6, one end of the capacitor C6 is connected to the C2+ pin of the transmitting chip U6, the other end of the capacitor C6 is connected to the C2- pin of the transmitting chip U6, the T1IN pin and the T2IN pin of the transmitting chip U6 are respectively connected to the P51 pin and the P52 pin of the ultrasonic control chip U9 , the ultrasonic transmitter U3 is connected to the transmitting chip U6, one end of the capacitor C3 is connected to the VEE pin of the transmitting chip U6, the other end of the capacitor C3 is grounded, the collector of the transistor Q2 is respectively connected to one end of the resistor R16, the P80 pin of the ultrasonic control chip U9 and one end of the resistor R17, the emitter of the transistor Q2 is respectively connected to one end of the resistor R15 and ground, the base of the transistor Q2 is respectively connected to one end of the resistor R14 and the other end of the resistor R15, the other end of the resistor R14 is connected to the 1OUT pin of the receiving chip U8, the resistor R12, the resistor R13 and one end of the capacitor C12 are connected in parallel and then grounded,The other ends of the resistor R12, the resistor R13 and the capacitor C12 are connected in parallel and are respectively connected to the resistor R11, the resistor R10 and one end of the resistor R9. The other end of the resistor R11 is connected to the P81 pin of the ultrasonic control chip U9. The other ends of the resistor R10 are respectively connected to one end of the capacitor C11 and VCC. The other end of the capacitor C11 is grounded. The other end of the resistor R9 is connected to the 1IN- pin of the receiving chip U8. The other end of the resistor R17 is respectively connected to the 1IN+ pin of the receiving chip U8 and one end of the resistor R8. The other end of the resistor R8 is respectively connected to the 2IN- pin of the receiving chip U8 and one end of the resistor R7. The other end of the resistor R7 is respectively connected to the 2OUT pin of the receiving chip U8 and the capacitor C 10, the other end of the capacitor C10 is connected in series with the resistor R6 and then respectively connected to the 3OUT pin of the receiving chip U8, one end of the resistor R5 and one end of the capacitor C9, the other end of the resistor R5 is respectively connected to the 3IN- pin of the receiving chip U8 and one end of the capacitor C8, one end of the resistor R4 is connected to the 3IN+ pin of the receiving chip U8, the other ends of the resistor R4, the capacitor C8 and the capacitor C9 are connected in parallel and then connected to one end of the resistor R1, one end of the resistor R2 is respectively connected to the 4IN- pin of the receiving chip U8 and one end of the capacitor C7, the other ends of the resistor R1 and the resistor R2 are connected in parallel and then connected to the 4OUT pin of the receiving chip U8, and the other end of the capacitor C7 is sequentially connected in series with the resistor R3 and the ultrasonic receiver U4. ,

[0007] The model of the main control chip U5 is JZ8P1520C, the model of the ultrasonic control chip U9 is JZ8P1521D, the model of the transmitting chip U6 is MAX232, and the model of the receiving chip U8 is TL074.

[0008] The advantages and positive effects of the utility model are: an umbrella with obstacle warning function overcomes the limitations of existing umbrellas with luminous warning function, detects obstacles around the umbrella through ultrasonic waves, and when obstacles or pedestrians are detected, a buzzer is used to remind the umbrella user to warn the umbrella user. In addition, the circuit layout of the device can be arranged according to the shape of the PCB board, which has the advantages of small space occupation, low cost, and convenient debugging and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 The invention discloses a circuit structure connection diagram of an umbrella with obstacle warning function. DETAILED DESCRIPTION

[0010] The specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0011] like Figure 1 As shown, a preferred embodiment of an umbrella with obstacle warning function includes a main control unit, a detection unit, an umbrella cap and an umbrella handle, wherein the main control unit is located at the handle at the bottom of the umbrella handle, and the detection unit is located at the umbrella cap.

[0012] The main control unit includes a main control chip U5, a switch K1, a battery BAT, a buzzer BUZ, a capacitor C1 and a capacitor C2. The VDD pin of the main control chip U5 is respectively connected to one end of the capacitor C1, one end of the switch K1 and VCC, the other end of the switch K1 is connected to the positive electrode of the battery BAT, the negative electrode of the battery BAT is grounded, the other end of the capacitor C1 is respectively connected to the GND pin of the main control chip U5 and the ground, the TCC pin of the main control chip U5 is respectively connected in series with the capacitor C1 and the buzzer BUZ,

[0013] The detection unit includes an ultrasonic control chip U9, a transmitting chip U6, a receiving chip U8, an ultrasonic transmitter U3, an ultrasonic receiver U4, a transistor Q1, a transistor Q2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a capacitor C7, a capacitor C8, a capacitor C9, a capacitor C10, a capacitor C11, a capacitor C12, a capacitor C13, a capacitor C14, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a resistor R19 and a crystal oscillator X1. The P50 pin of the ultrasonic control chip U9 is respectively connected to one end of the resistor R19 and the OSCO pin of the main control chip U5, the P87 pin of the ultrasonic control chip U9 is respectively connected to one end of the resistor R18 and the P85 pin of the main control chip U5, the other ends of the resistor R19 and the resistor R18 are both connected to VCC, one end of the crystal oscillator X1 is respectively connected to the P85 pin of the ultrasonic control chip U9 and one end of the capacitor C14, the other end of the crystal oscillator X1 is respectively connected to the P84 pin of the ultrasonic control chip U9 and one end of the capacitor C13, the other ends of the capacitor C14 and the capacitor C13 are both grounded, the emitter of the transistor Q1 is connected to VCC, and the The base is connected to the P53 pin of the ultrasonic control chip U9, the collector of the transistor Q1 is connected to the VCC pin of the transmitting chip U6, one end of the capacitor C4 is connected to the VDD pin of the transmitting chip U6, the other end of the capacitor C4 is grounded, one end of the capacitor C5 is connected to the C1+ pin of the transmitting chip U6, the other end of the capacitor C5 is connected to the C1- pin of the transmitting chip U6, one end of the capacitor C6 is connected to the C2+ pin of the transmitting chip U6, the other end of the capacitor C6 is connected to the C2- pin of the transmitting chip U6, the T1IN pin and the T2IN pin of the transmitting chip U6 are respectively connected to the P51 pin and the P52 pin of the ultrasonic control chip U9 , the ultrasonic transmitter U3 is connected to the transmitting chip U6, one end of the capacitor C3 is connected to the VEE pin of the transmitting chip U6, the other end of the capacitor C3 is grounded, the collector of the transistor Q2 is respectively connected to one end of the resistor R16, the P80 pin of the ultrasonic control chip U9 and one end of the resistor R17, the emitter of the transistor Q2 is respectively connected to one end of the resistor R15 and ground, the base of the transistor Q2 is respectively connected to one end of the resistor R14 and the other end of the resistor R15, the other end of the resistor R14 is connected to the 1OUT pin of the receiving chip U8, the resistor R12, the resistor R13 and one end of the capacitor C12 are connected in parallel and then grounded,The other ends of the resistor R12, the resistor R13 and the capacitor C12 are connected in parallel and are respectively connected to the resistor R11, the resistor R10 and one end of the resistor R9. The other end of the resistor R11 is connected to the P81 pin of the ultrasonic control chip U9. The other ends of the resistor R10 are respectively connected to one end of the capacitor C11 and VCC. The other end of the capacitor C11 is grounded. The other end of the resistor R9 is connected to the 1IN- pin of the receiving chip U8. The other end of the resistor R17 is respectively connected to the 1IN+ pin of the receiving chip U8 and one end of the resistor R8. The other end of the resistor R8 is respectively connected to the 2IN- pin of the receiving chip U8 and one end of the resistor R7. The other end of the resistor R7 is respectively connected to the 2OUT pin of the receiving chip U8 and the capacitor C 10, the other end of the capacitor C10 is connected in series with the resistor R6 and then respectively connected to the 3OUT pin of the receiving chip U8, one end of the resistor R5 and one end of the capacitor C9, the other end of the resistor R5 is respectively connected to the 3IN- pin of the receiving chip U8 and one end of the capacitor C8, one end of the resistor R4 is connected to the 3IN+ pin of the receiving chip U8, the other ends of the resistor R4, the capacitor C8 and the capacitor C9 are connected in parallel and then connected to one end of the resistor R1, one end of the resistor R2 is respectively connected to the 4IN- pin of the receiving chip U8 and one end of the capacitor C7, the other ends of the resistor R1 and the resistor R2 are connected in parallel and then connected to the 4OUT pin of the receiving chip U8, and the other end of the capacitor C7 is sequentially connected in series with the resistor R3 and the ultrasonic receiver U4. ,

[0014] The model of the main control chip U5 is JZ8P1520C, the model of the ultrasonic control chip U9 is JZ8P1521D, the model of the transmitting chip U6 is MAX232, and the model of the receiving chip U8 is TL074.

[0015] An umbrella with obstacle warning function, wherein a battery, a buzzer, a main control chip and other devices are placed at the handle of the umbrella, and an ultrasonic detection unit is placed at the umbrella cap for obstacle detection. The main control chip and the ultrasonic detection unit are connected by a connecting line, and the connecting line can be set in the cavity of the umbrella handle. When in use, the detection unit is aimed at the front, and the switch key at the handle is pressed, and the main control unit and the detection unit start working to detect the road conditions ahead. When an obstacle or pedestrian appears in front, the detection unit transmits the obstacle information to the main control chip, and the main control chip drives the buzzer to make a "beep beep" warning, and can warn the distance of the obstacle by the speed of the buzzer. The function of the MAX232 and TL074 related circuits is signal amplification, and the function of JZ8P1521D is to send and receive ranging signals. The above chips play the role of eyes in the overall circuit. The function of JZ8P1520C as the brain is to perform specific operations according to the received distance signal. When the signal is received, a warning is issued. When the obstacle is closer, the warning is more urgent. Compared with the direct use of ultrasonic modules, this circuit layout can be arranged according to the shape of the PCB board, and has the advantages of small space occupation, low cost, convenient debugging and maintenance, etc. An umbrella with obstacle warning function overcomes the limitations of existing umbrellas with luminous warning function. It detects obstacles around the umbrella through ultrasonic waves. When obstacles or pedestrians are detected, a buzzer is used to remind the umbrella user to achieve the purpose of warning the umbrella user.

[0016] The above embodiments of the utility model are described in detail, but the above contents are only preferred embodiments of the utility model and cannot be considered to limit the scope of implementation of the invention. All equivalent changes and improvements made within the scope of the utility model should still fall within the scope of this patent.

Claims

1. An umbrella with obstacle warning function, characterized in that: It includes a main control unit, a detection unit, an umbrella cap and an umbrella handle, wherein the main control unit is located at the grip at the bottom of the umbrella handle, and the detection unit is located at the umbrella cap. The main control unit includes a main control chip U5, a switch K1, a battery BAT, a buzzer BUZ, a capacitor C1 and a capacitor C2. The VDD pin of the main control chip U5 is respectively connected to one end of the capacitor C1, one end of the switch K1 and VCC, the other end of the switch K1 is connected to the positive electrode of the battery BAT, the negative electrode of the battery BAT is grounded, the other end of the capacitor C1 is respectively connected to the GND pin of the main control chip U5 and the ground, the TCC pin of the main control chip U5 is respectively connected in series with the capacitor C1 and the buzzer BUZ, The detection unit includes an ultrasonic control chip U9, a transmitting chip U6, a receiving chip U8, an ultrasonic transmitter U3, an ultrasonic receiver U4, a transistor Q1, a transistor Q2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a capacitor C7, a capacitor C8, a capacitor C9, a capacitor C10, a capacitor C11, a capacitor C12, a capacitor C13, a capacitor C14, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a resistor R19 and a crystal oscillator X1. The P50 pin of the ultrasonic control chip U9 is respectively connected to one end of the resistor R19 and the OSCO pin of the main control chip U5, the P87 pin of the ultrasonic control chip U9 is respectively connected to one end of the resistor R18 and the P85 pin of the main control chip U5, the other ends of the resistor R19 and the resistor R18 are both connected to VCC, one end of the crystal oscillator X1 is respectively connected to the P85 pin of the ultrasonic control chip U9 and one end of the capacitor C14, the other end of the crystal oscillator X1 is respectively connected to the P84 pin of the ultrasonic control chip U9 and one end of the capacitor C13, the other ends of the capacitor C14 and the capacitor C13 are both grounded, the emitter of the transistor Q1 is connected to VCC, and the The base is connected to the P53 pin of the ultrasonic control chip U9, the collector of the transistor Q1 is connected to the VCC pin of the transmitting chip U6, one end of the capacitor C4 is connected to the VDD pin of the transmitting chip U6, the other end of the capacitor C4 is grounded, one end of the capacitor C5 is connected to the C1+ pin of the transmitting chip U6, the other end of the capacitor C5 is connected to the C1- pin of the transmitting chip U6, one end of the capacitor C6 is connected to the C2+ pin of the transmitting chip U6, the other end of the capacitor C6 is connected to the C2- pin of the transmitting chip U6, the T1IN pin and the T2IN pin of the transmitting chip U6 are respectively connected to the P51 pin and the P52 pin of the ultrasonic control chip U9 , the ultrasonic transmitter U3 is connected to the transmitting chip U6, one end of the capacitor C3 is connected to the VEE pin of the transmitting chip U6, the other end of the capacitor C3 is grounded, the collector of the transistor Q2 is respectively connected to one end of the resistor R16, the P80 pin of the ultrasonic control chip U9 and one end of the resistor R17, the emitter of the transistor Q2 is respectively connected to one end of the resistor R15 and ground, the base of the transistor Q2 is respectively connected to one end of the resistor R14 and the other end of the resistor R15, the other end of the resistor R14 is connected to the 1OUT pin of the receiving chip U8, the resistor R12, the resistor R13 and one end of the capacitor C12 are connected in parallel and then grounded,The other ends of the resistor R12, the resistor R13 and the capacitor C12 are connected in parallel and are respectively connected to the resistor R11, the resistor R10 and one end of the resistor R9. The other end of the resistor R11 is connected to the P81 pin of the ultrasonic control chip U9. The other ends of the resistor R10 are respectively connected to one end of the capacitor C11 and VCC. The other end of the capacitor C11 is grounded. The other end of the resistor R9 is connected to the 1IN- pin of the receiving chip U8. The other end of the resistor R17 is respectively connected to the 1IN+ pin of the receiving chip U8 and one end of the resistor R8. The other end of the resistor R8 is respectively connected to the 2IN- pin of the receiving chip U8 and one end of the resistor R7. The other end of the resistor R7 is respectively connected to the 2OUT pin of the receiving chip U8 and the capacitor C 10, the other end of the capacitor C10 is connected in series with the resistor R6 and then respectively connected to the 3OUT pin of the receiving chip U8, one end of the resistor R5 and one end of the capacitor C9, the other end of the resistor R5 is respectively connected to the 3IN- pin of the receiving chip U8 and one end of the capacitor C8, one end of the resistor R4 is connected to the 3IN+ pin of the receiving chip U8, the other ends of the resistor R4, the capacitor C8 and the capacitor C9 are connected in parallel and then connected to one end of the resistor R1, one end of the resistor R2 is respectively connected to the 4IN- pin of the receiving chip U8 and one end of the capacitor C7, the other ends of the resistor R1 and the resistor R2 are connected in parallel and then connected to the 4OUT pin of the receiving chip U8, and the other end of the capacitor C7 is sequentially connected in series with the resistor R3 and the ultrasonic receiver U4. , 2. The umbrella with obstacle warning function according to claim 1, characterized in that: The model of the main control chip U5 is JZ8P1520C, the model of the ultrasonic control chip U9 is JZ8P1521D, the model of the transmitting chip U6 is MAX232, and the model of the receiving chip U8 is TL074.

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