Unmanned aerial vehicle for fire fighting

Abstract

An unmanned aerial vehicle body is provided with a shell, the lower portion of the shell is connected with an installation frame, the installation frame is connected with a power source, the two sides of the shell are fixedly connected with supporting arms, the tail ends of the supporting arms are provided with motors, the output ends of the motors are connected with propellers, and the power source is connected with the motors. The unmanned aerial vehicle body is also provided with a monitoring device, an image acquisition device and a controller; the monitoring device is integrally provided with a temperature and pressure sensor and a gas detection module; the controller is connected with the monitoring device and the image acquisition device, the controller is further provided with a wireless transmission module, and the controller receives data of the monitoring device and the image acquisition device and then transmits the data to a receiving terminal through the wireless transmission module. Real-time acquisition of fire scene data is realized, and rescue is facilitated.

Description

Technical Field

[0001] The utility model relates to an unmanned aerial vehicle, in particular to an unmanned aerial vehicle for fire fighting. Background Art

[0002] Fire safety is receiving more and more attention, especially in areas where flammable and explosive dangerous goods are produced and stored. Once a fire occurs, the consequences are particularly serious and are often accompanied by leakage of toxic gases. If firefighters rashly enter the scene to extinguish the fire, it may pose a certain threat to their lives.

[0003] Currently, drones have been put into use for firefighting, but most of them only use their camera function to transmit video data of the fire scene through drones. The functions are single and it is impossible to obtain real-time information such as on-site air pressure and harmful gas concentration through drones. Summary of the invention

[0004] The purpose of the utility model is to provide a fire-fighting drone in response to the defects in the above-mentioned technology. The drone body is equipped with a temperature and pressure sensor and a gas detection module, which can monitor the temperature, air pressure and harmful gases at the fire scene in real time, and use a thermal imaging dual-spectrum camera to collect on-site images.

[0005] The purpose of the utility model is achieved as follows: it includes an unmanned aerial vehicle body, the unmanned aerial vehicle body is provided with a shell, the lower part of the shell is connected to a mounting frame, the mounting frame is connected to a power source, the shell is fixedly connected to arms on both sides, the ends of the arms are equipped with motors, the output ends of the motors are connected to propellers, the power source is connected to the motor, and the unmanned aerial vehicle body is also equipped with a monitoring device, an image acquisition device and a controller; the monitoring device is integrated with a temperature and pressure sensor and a gas detection module; the controller is connected to the monitoring device and the image acquisition device, and the controller is also provided with a wireless transmission module, and the controller receives data from the monitoring device and the image acquisition device and transmits the data to a receiving terminal through the wireless transmission module.

[0006] Furthermore, the image acquisition device is a thermal imaging dual-spectrum camera, a camera bracket is provided inside the shell of the drone body, and the thermal imaging dual-spectrum camera is connected to the camera bracket.

[0007] Furthermore, a supporting leg is provided under the supporting arm, and the supporting leg includes a jacket, the top of the jacket is connected to the supporting arm, a through hole is provided at the bottom of the jacket, the supporting foot is inserted into the through hole, an anti-slip portion is provided at the tail of the supporting foot, and a spring is provided in the jacket, one end of the spring abuts against the jacket, and the other end abuts against the anti-slip portion of the supporting foot, and the diameter of the anti-slip portion is larger than the diameter of the through hole.

[0008] Furthermore, a protective part is provided on the outside of the propeller, and the protective part includes an arc-shaped beam, a connecting arm and a base. The base and the arc-shaped beam are connected by the connecting arm. The base is provided with an opening, and lugs are provided on both sides of the opening. The lugs are provided with connecting holes. The base is mounted on the lower part of the motor and fixed at the connecting holes with bolts.

[0009] Furthermore, the drone body is also provided with a material box, which is installed in front of the shell. The shell is provided with a sleeve, and the material box is fixedly connected with a slide rod, which is sleeved with the sleeve. A lock is provided between the material box and the shell, and is fixed by the lock.

[0010] Furthermore, the drone body is also provided with a searchlight.

[0011] Furthermore, the drone body is also provided with a speaker, which is connected to the controller.

[0012] The beneficial effects of the utility model are as follows: the drone body is equipped with a temperature and pressure sensor and a gas detection module, which can monitor the temperature, air pressure and harmful gases at the fire scene in real time, reduce the difficulty of rescue and effectively prevent the leakage of harmful gases caused by the fire or the harmful gases generated from the fire from causing personal injury to firefighters; a thermal imaging dual-spectrum camera is used to realize two video acquisition modes of visible light and infrared thermal imaging, which is more practical and suitable for use in multiple scenarios; springs are arranged in the legs to cushion the impact force when the drone lands and prevent damage to the drone; a protective part is arranged on the outside of the propeller to prevent the drone from colliding and damaging the propeller and crashing when performing a mission; a material box is provided, through which rescue items can be transported; a searchlight is provided, which often damages the circuit and causes power outages when a fire occurs. When rescuing at night, or when there are no lighting conditions such as forest fires, the searchlight can be used to illuminate the rescue site; a loudspeaker is provided, through which people can shout, solve the problem of inconvenient communication at the fire scene, and remotely command firefighting. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model UAV;

[0014] Figure 2 This is a schematic diagram of the planar structure of the utility model UAV;

[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model UAV;

[0016] Figure 4 It is a schematic cross-sectional structure diagram of the outrigger portion of the utility model UAV. DETAILED DESCRIPTION

[0017] The present application provides a fire-fighting drone, which is equipped with a temperature and pressure sensor and a gas detection module. The drone can monitor the temperature, air pressure and harmful gases at the fire scene in real time, reduce the difficulty of rescue and effectively prevent the leakage of harmful gases caused by the fire or the harmful gases produced from the fire from causing personal injury to firefighters. Rescue plans can be formulated according to the type and concentration of harmful gases, which solves the problem of insufficient monitoring in traditional technologies and the risk of personal injury to rescue personnel due to rash entry. A searchlight is provided, which often damages the circuit and causes power outages when a fire occurs. When rescuing at night or when there are no lighting conditions such as forest fires, the searchlight can be used to illuminate the rescue site, solving the problem of insufficient light during rescue. A loudspeaker is provided, through which calls can be made, solving the problem of inconvenient communication at the fire scene, and firefighting can be remotely directed.

[0018] The following is a further description of this implementation case in conjunction with the accompanying drawings:

[0019] Depend on Figure 1 — Figure 4 It can be seen that the present application includes a drone body, the drone body is provided with a shell 1, the lower part of the shell 1 is connected to a mounting frame 2, the mounting frame 2 is connected to a power source 3, the shell 1 is fixedly connected to arms 101 on both sides, the end of the arm 101 is equipped with a motor 4, the output end of the motor 4 is connected to a propeller 5, the power source 3 is connected to the motor 4, the drone body is also equipped with a monitoring device 6, an image acquisition device 7 and a controller 8; the monitoring device 6 is integrated with a temperature and pressure sensor 601 and a gas detection module; the controller 8 is connected to the monitoring device 6 and the image acquisition device 7, and the controller 8 is also provided with a wireless transmission module, and the controller 8 receives the data of the monitoring device 6 and the image acquisition device 7 and transmits the data to the receiving terminal through the wireless transmission module. In this embodiment, the temperature and pressure sensor can monitor the temperature and pressure of the scene in real time and transmit it to the ground command station, which is convenient for understanding the situation at the fire scene, and the gas detection module is used to collect the gas composition data at the fire scene. The monitoring data is comprehensive and convenient for adjusting the rescue plan.

[0020] Based on the above real-time method, preferably, the image acquisition device 7 is a thermal imaging dual-spectrum camera, a camera bracket 102 is provided inside the shell 1 of the drone body, and the thermal imaging dual-spectrum camera is connected to the camera bracket 102 .

[0021] On the basis of the above real-time method, preferably, a leg 9 is provided below the arm 101, the leg 9 includes a jacket 901, the top of the jacket 901 is connected to the arm 101, the bottom of the jacket 901 is provided with a through hole, the foot 902 is inserted into the through hole, the tail of the foot 902 is provided with an anti-slip portion 903, the jacket 901 is provided with a spring 904, one end of the spring 904 abuts against the jacket 901, and the other end abuts against the anti-slip portion 903 of the foot, and the diameter of the anti-slip portion 903 is greater than the diameter of the through hole. In this embodiment, the spring 904 is provided in the leg 9 to buffer the impact force when the drone lands, and prevent the large impact force from causing damage to the drone.

[0022] Based on the above real-time method, preferably, a protective part 11 is provided on the outside of the propeller 5, and the protective part 11 includes an arc beam 111, a connecting arm 112 and a base 113. The base 113 and the arc beam 111 are connected by the connecting arm 112. The base 113 is provided with an opening 114, and lugs 115 are provided on both sides of the opening. The lugs 115 are provided with connecting holes. The base 113 is sleeved on the lower part of the motor and fixed at the connecting hole with bolts 116. The protective part 11 is provided on the outside of the propeller to prevent the UAV from crashing due to collision and damage to the propeller when performing a mission, thereby ensuring the safety of the UAV itself.

[0023] On the basis of the above-mentioned real-time method, preferably, the drone body is also provided with a material box 12, which is installed in front of the shell 1, and the shell 1 is provided with a sleeve 103. The material box 12 is fixedly connected with a slide rod 121, and the slide rod 121 is sleeved with the sleeve 103. A lock 122 is provided between the material box 12 and the shell 1, and is fixed by the lock 122. After the lock 122 is locked, the material box 12 is fixed, and after the lock 122 is opened, the material box can be pulled along the sleeve 103.

[0024] On the basis of the above-mentioned real-time method, preferably, the drone body is also provided with a searchlight 13, which can solve the problem of insufficient lighting at the rescue site.

[0025] On the basis of the above-mentioned real-time method, preferably, the drone body is also provided with a speaker 14, which is connected to the controller 8, and can be used to speak, thereby solving the problem of inconvenient communication at the fire scene, and can remotely command fire extinguishing.

[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A firefighting drone, including a drone body, characterized in that: The drone body is provided with a shell, the lower part of the shell is connected to a mounting frame, the mounting frame is connected to a power source, the two sides of the shell are fixedly connected to support arms, the ends of the support arms are equipped with motors, the output ends of the motors are connected to propellers, the power source is connected to the motors, and the drone body is also equipped with a monitoring device, an image acquisition device and a controller; the monitoring device is integrated with a temperature and pressure sensor and a gas detection module; the controller is connected to the monitoring device and the image acquisition device, and the controller is also provided with a wireless transmission module, and the controller receives data from the monitoring device and the image acquisition device and transmits the data to the receiving terminal through the wireless transmission module; It also includes a material box, a searchlight and a speaker. The material box is installed in front of the shell. The shell is provided with a sleeve. The material box is fixedly connected with a sliding rod. The sliding rod is sleeved with the sleeve. A lock is provided between the material box and the shell, and the material box and the shell are fixed by the lock. The speaker is connected to the controller. The searchlight is used to solve the problem of insufficient lighting at the rescue site.

2. The firefighting drone according to claim 1, characterized in that: The image acquisition device is a thermal imaging dual-spectrum camera. A camera bracket is provided inside the shell of the drone body, and the thermal imaging dual-spectrum camera is connected to the camera bracket.

3. The firefighting drone according to claim 1, characterized in that: A supporting leg is provided below the supporting arm, and the supporting leg includes a jacket, the top of the jacket is connected to the supporting arm, a through hole is provided at the bottom of the jacket, the supporting foot is inserted into the through hole, an anti-slip portion is provided at the tail of the supporting foot, and a spring is provided in the jacket, one end of the spring abuts against the jacket, and the other end abuts against the anti-slip portion of the supporting foot, and the diameter of the anti-slip portion is larger than the diameter of the through hole.

4. The firefighting drone according to claim 1, characterized in that: A protective part is provided on the outside of the propeller, and the protective part includes an arc-shaped beam, a connecting arm and a base. The base and the arc-shaped beam are connected by the connecting arm. The base is provided with an opening, and lugs are provided on both sides of the opening. The lugs are provided with connecting holes. The base is sleeved on the lower part of the motor and fixed at the connecting holes with bolts.

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