阅读说明：本技术 一种无人机障碍物传感器 (Unmanned aerial vehicle barrier sensor ) 是由 刘兆瑜 张文理 梁坤 秦玉鑫 魏锴 吕彤辉 邢无敌 陈宇 于 2019-09-24 设计创作，主要内容包括：本发明公开了一种无人机障碍物传感器,包括第一电阻至第六电阻、第一电容至第六电容、电池、第一电感至第四电感、单片机、超声波传感器、第一三极管、第二三极管、二极管、可变电容和天线,与现有技术相比,本发明能够通过超声波精准判断5米至15米的障碍物,并将障碍物信号通过放大传输至无人机遥控器,使操作者及时判断障碍物,提高无人机操作安全性能,具有推广应用的价值。(The invention discloses an unmanned aerial vehicle obstacle sensor which comprises first to sixth resistors, first to sixth capacitors, a battery, first to fourth inductors, a single chip microcomputer, an ultrasonic sensor, a first triode, a second triode, a diode, a variable capacitor and an antenna.)

1. An unmanned aerial vehicle obstacle sensor which characterized in that: the ultrasonic detection device comprises first to sixth resistors, first to sixth capacitors, a battery, first to fourth inductors, a single chip microcomputer, an ultrasonic sensor, a first triode, a second triode, a diode, a variable capacitor and an antenna, wherein the anode of the battery is simultaneously connected with the first end of the first resistor, the first end of the first inductor, the first end of the first capacitor, the twelfth pin of the single chip microcomputer, the first end of an eighth capacitor, the first end of a fourth resistor, the first end of a fifth resistor and the first end of the fourth inductor, the cathode of the battery is simultaneously connected with the first end of the second capacitor, the first end of the third capacitor, the fifth, tenth, eleventh and fifteenth pins of the single chip microcomputer, the first end of the fourth capacitor, the first end of the second resistor, the first end of the third resistor, the first end of the fifth capacitor, the first end of the sixth capacitor, the first end of the third inductor, the first end of the ultrasonic sensor, the first end of the first inductor, the second resistor, A second end of an eighth capacitor, an emitting electrode of the first triode, an anode of a second diode and an emitting electrode of the second triode, a second end of a first resistor is connected with a second end of the second capacitor and a seventeenth pin of the singlechip at the same time, a second end of a third capacitor is connected with an eighteenth pin of the singlechip, a second end of a first inductor is connected with a second end of the first capacitor and a first pin of the singlechip at the same time, a second pin of the singlechip is connected with a second end of a fourth capacitor, a third pin of the singlechip is connected with a second end of the second resistor, an eighth pin of the singlechip is connected with a second end of a third resistor, a ninth pin of the singlechip is connected with a second end of a fifth capacitor, a sixth pin of the singlechip is connected with a first end of a second inductor, a thirteenth pin of the singlechip is connected with a second end of the second inductor and a second end of a sixth capacitor, a fourth pin of the singlechip is connected with a first end of a seventh capacitor, the second end of the seventh capacitor is connected with the second end of the third inductor and the second end of the ultrasonic sensor, a sixteenth pin of the single chip microcomputer is connected with the base electrode of the first triode and the second end of the fourth resistor, the collector electrode of the first triode is connected with the first end of the sixth resistor and the second end of the fifth resistor, the second end of the sixth resistor is connected with the base electrode of the second triode and the negative electrode of the second diode, the collector electrode of the second triode is connected with the first end of the variable capacitor, and the second end of the variable capacitor is connected with the antenna and the second end of the fourth inductor.

Technical Field

The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle obstacle sensor.

Background

An unmanned aircraft, abbreviated as "drone", and abbreviated in english as "UAV", is an unmanned aircraft that is operated by a radio remote control device and a self-contained program control device, or is operated autonomously, either completely or intermittently, by an onboard computer. Drones tend to be more suitable for tasks that are too "fool, dirty, or dangerous" than are manned aircraft. Unmanned aerial vehicles can be classified into military and civil applications according to the application field. For military use, unmanned aerial vehicles divide into reconnaissance aircraft and target drone. In the civil aspect, the unmanned aerial vehicle + the industry application is really just needed by the unmanned aerial vehicle; at present at aerial photography, agriculture, plant protection, miniature autodyne, express delivery transportation, disaster relief, observe wild animal, control infectious disease, survey and drawing, news report, electric power is patrolled and examined, relief of disaster, the film and television is shot, make the application in fields such as romantic, among the prior art, on civilian remote control unmanned aerial vehicle, it is difficult to operate, and when meetting the barrier, prior art judges the barrier mostly through the camera, and the camera judges the barrier not accurate enough, and judge that the distance is accurate not enough, consequently, there is the improvement space.

Disclosure of Invention

The invention aims to provide an unmanned aerial vehicle obstacle sensor for solving the problem.

The invention realizes the purpose through the following technical scheme:

the invention comprises first to sixth resistors, first to sixth capacitors, a battery, first to fourth inductors, a singlechip, an ultrasonic sensor, a first triode, a second triode, a diode, a variable capacitor and an antenna, wherein the anode of the battery is simultaneously connected with the first end of the first resistor, the first end of the first inductor, the first end of the first capacitor, the twelfth pin of the singlechip, the first end of an eighth capacitor, the first end of the fourth resistor, the first end of a fifth resistor and the first end of the fourth inductor, the cathode of the battery is simultaneously connected with the first end of the second capacitor, the first end of the third capacitor, the fifth, tenth, eleventh and fifteenth pins of the singlechip, the first end of the fourth capacitor, the first end of the second resistor, the first end of the third resistor, the first end of the fifth capacitor, the first end of the sixth capacitor, the first end of the third inductor, The first end of the ultrasonic sensor, the second end of the eighth capacitor, the emitting electrode of the first triode, the anode of the second diode and the emitting electrode of the second triode, the second end of the first resistor is connected with the second end of the second capacitor and the seventeenth pin of the singlechip at the same time, the second end of the third capacitor is connected with the eighteenth pin of the singlechip, the second end of the first inductor is connected with the second end of the first capacitor and the first pin of the singlechip at the same time, the second pin of the singlechip is connected with the second end of the fourth capacitor, the third pin of the singlechip is connected with the second end of the second resistor, the eighth pin of the singlechip is connected with the second end of the third resistor, the ninth pin of the singlechip is connected with the second end of the fifth capacitor, the sixth pin of the singlechip is connected with the first end of the second inductor, the thirteenth pin of the singlechip is connected with the second end of the second inductor and the second end of the sixth capacitor, the fourth pin of the single chip microcomputer is connected with the first end of the seventh capacitor, the second end of the seventh capacitor is connected with the second end of the third inductor and the second end of the ultrasonic sensor, the sixteenth pin of the single chip microcomputer is connected with the base electrode of the first triode and the second end of the fourth resistor at the same time, the collector electrode of the first triode is connected with the first end of the sixth resistor and the second end of the fifth resistor at the same time, the second end of the sixth resistor is connected with the base electrode of the second triode and the negative electrode of the second diode at the same time, the collector electrode of the second triode is connected with the first end of the variable capacitor, and the second end of the variable capacitor is connected with the antenna and the second end of the fourth inductor at the same time.

The invention has the beneficial effects that:

compared with the prior art, the obstacle sensor of the unmanned aerial vehicle can accurately judge the obstacle of 5-15 meters through ultrasonic waves, and transmits the obstacle signal to the unmanned aerial vehicle remote controller through amplification, so that an operator can judge the obstacle in time, the operation safety performance of the unmanned aerial vehicle is improved, and the obstacle sensor has popularization and application values.

Drawings

Fig. 1 is a schematic diagram of the circuit configuration of the present invention.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which:

as shown in fig. 1: the invention comprises a first resistor R1 to a sixth resistor R6, a first capacitor C1 to a sixth capacitor C6, a battery, a first inductor L1 to a fourth inductor L4, a singlechip IC, an ultrasonic sensor BP, a first triode VT1, a second triode VT2, a diode VD, a variable capacitor CT and an antenna TX, wherein the anode of the battery is simultaneously connected with the first end of the first resistor R1, the first end of the first inductor L1, the first end of the first capacitor C1, the twelfth pin of the singlechip IC, the first end of the eighth capacitor C8, the first end of the fourth resistor R4, the first end of the fifth resistor R5 and the first end of the fourth inductor L4, the cathode of the battery is simultaneously connected with the first end of the second capacitor C8, the first end of the third capacitor C3, the fifth, the tenth, the eleventh and fifteenth pins of the singlechip, the first end of the fourth capacitor C4, the first end of the second resistor R2, the third end of the third resistor R3, the third resistor R5966, the first end of the singlechip R3648, the fourth resistor R4, a first end of a fifth capacitor C5, a first end of a sixth capacitor C6, a first end of a third inductor L3, a first end of an ultrasonic sensor BP, a second end of an eighth capacitor C8, an emitter of a first triode VT1, an anode of a diode VD and an emitter of a second triode VT2 are connected, a second end of a first resistor R1 is simultaneously connected with a second end of the second capacitor C2 and a seventeenth pin of the singlechip IC, a second end of the third capacitor C3 is connected with an eighteenth pin of the singlechip IC, a second end of a first inductor L1 is simultaneously connected with a second end of the first capacitor C1 and a first pin of the singlechip IC, a second pin of the singlechip IC is connected with a second end of a fourth capacitor C4, a third pin of the singlechip IC is connected with a second end of the second resistor R2, an eighth pin of the singlechip IC is connected with a second end of a third resistor R3, a ninth pin of the singlechip IC is connected with a second end of the ninth capacitor C5 of the singlechip IC, a sixth pin of the single chip microcomputer IC is connected with a first end of a second inductor L2, a thirteenth pin of the single chip microcomputer IC is connected with a second end of a second inductor L2 and a second end of a sixth capacitor C6, a fourth pin of the single chip microcomputer IC is connected with a first end of a seventh capacitor C7, a second end of the seventh capacitor C7 is connected with a second end of a third inductor L3 and a second end of the ultrasonic sensor BP, a sixteenth pin of the single chip microcomputer IC is simultaneously connected with a base of a first triode VT1 and a second end of a fourth resistor R4, a collector of the first triode VT1 is simultaneously connected with a first end of a sixth resistor R6 and a second end of a fifth resistor R5, a second end of the sixth resistor R6 is simultaneously connected with a base of the second triode VT2 and a cathode of a diode VD, a collector of the second triode VT2 is connected with a first end of a variable capacitor CT, the second terminal of the variable capacitor CT is connected to both the antenna TX and the second terminal of the fourth inductor L4.

The working principle of the invention is as follows:

ultrasonic sensor BP passes through ultrasonic ranging, first inductance L1 provides the oscillation frequency benchmark for ultrasonic chip IC, singlechip IC exports oscillation frequency through second inductance L2, touch after the third inductance L3 coupling of being connected with second inductance L2 induction makes ultrasonic sensor BP send ultrasonic signal, the ultrasonic signal of feedback feeds back to singlechip IC after ultrasonic sensor BP receives, export the data that detects by singlechip IC and amplify to first triode VT1, again export by antenna TX after second amplification of second triode VT2, receive the obstacle signal through the remote controller, according to the component model parameter in the picture, can measure the accurate detection of 5m to 15m distance.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.