4.1 Robot Assembly
- Name: Fire Extinguishing Robot
- Model: RXR-M80D
- Basic Functions: Fire extinguishing, video reconnaissance, and disaster area environment reconnaissance functions.
- Compliance with Fire Industry Standards: "GA 892.1 - 2010 Fire Robots - Part 1: General Technical Conditions".
- Protection Level: The protection level of the robot body is IP68, and the protection level of the upper part of the robot is IP67.
- Power: Electric, ternary lithium battery.
- Dimensions: ≤ Length 1340mm × Width 790mm × Height 1130mm.
- Turning Diameter: ≤ 1500mm.
- Weight: ≤ 385kg.
- Traction Force: ≥ 3000N.
- Towing Distance: ≥ 60m (towing 3 pieces of DN80 filled fire hoses).
- Water/Foam Flow Rate: ≥ 80L/s for water, ≥ 80L/s for foam.
- Maximum Linear Speed: ≥ 1.81m/s, with stepless speed regulation through remote control.
- Straight-line Deviation: ≤ 0.30%.
- Braking Distance: ≤ 0.35m (at half speed).
- Climbing Ability: ≥ 83.9% (or 40°).
- Obstacle Clearance Height: ≥ 260mm.
- Side Tilt Stability Angle: ≥ 40 degrees.
- Wading Depth: ≥ 500mm.
- Continuous Travel Time: 4h.
- Reliable Working Time: Passed the 16-hour continuous stability and reliability test.
- Remote Control Distance: 1100M.
- Video Transmission Distance: 1100M.
- Attitude Display Function: It can detect the pitch angle and roll angle of the robot in real time, which is convenient for the operator to grasp the status of the robot in real time. The information is transmitted back to the remote control terminal for correct command and operation in the next step.
- Autonomous Obstacle Avoidance Function: The detection distance is 2 meters. When the obstacle is within the set obstacle avoidance range, it will automatically slow down or stop.
- Automatic Spraying and Cooling Function: It has a three-layer water curtain self-spraying and cooling design, which sprays and cools the robot body to form a water curtain covering the entire robot, ensuring that the robot's battery, motor, control system and key components can operate normally in high-temperature environments. Users can customize and set the alarm temperature within a certain temperature range.
- Automatic Power Generation and Automatic Recoil Suppression Function: The main motor of the robot uses regenerative braking, which converts the recoil force into electrical energy during water spraying and fire extinguishing.
- Robot Crawler: The crawlers of the fire extinguishing robot shall be made of flame-retardant, anti-static and high-temperature-resistant rubber. The inside of the crawler is a metal framework. It has a crawler anti-derailment protection design.
- Automatic Fire Hose Detachment Function (Optional): The fire hose can be automatically detached through remote control operation, ensuring that the robot can return lightly after completing the task.
- Anti-knotting Function of the Fire Hose (Optional): The water inlet adopts a universal ball joint structure, which can rotate 360°.
- Control Terminal: Handheld graphic and numerical integrated remote control terminal.
4.2 Robot Fire Extinguishing System
- Fire Cannon: Domestic electronically controlled fire cannon.
- Types of Fire Extinguishing Agents: Water or foam.
- Material: The cannon body is made of stainless steel, and the cannon head is made of hard anodized aluminum alloy.
- Inlet Pressure (Mpa): 1.0.
- Spraying Mode: Direct current and atomization, continuously adjustable.
- Water/Foam Flow Rate: 80L/s for water, 80L/s for foam.
- Range (m): ≥ 65m for water; ≥ 55m for foam.
- Rotation Angle: Horizontal -90° ~ 90°, Vertical 10° ~ 90°.
- Maximum Spray Angle: 120°.
- Follow-up Camera: It is equipped with a follow-up camera for the water cannon, which has an infrared night vision function.
- Foam Cannon Tube: The foam tube can be replaced, and the replacement method is quick plug-in. The fire water cannon can spray water, foam and a mixture, achieving multiple functions with one cannon.
4.3 Robot Reconnaissance System
In-vehicle devices such as infrared cameras can conduct remote reconnaissance of the environmental conditions and videos at the accident site.
- Reconnaissance System Configuration: 3 in-vehicle infrared cameras.
- Infrared Temperature Measurement Function: Infrared temperature sensors are respectively equipped inside and outside the vehicle to monitor the internal temperature of the vehicle body and the on-site temperature (-50 - 350°C).
- Gas and Environmental Sensing Detection Module (Optional): It is equipped with a wireless emergency rescue rapid deployment detection system and a temperature and humidity detector, which can detect:
- CO2: 0 - 5%VOL
- CH4: 0 - 100%VOL
- CO: 0 - 1000ppm
- H2S: 0 - 100ppm
- CL2: 0 - 1000ppm
- NH3: 0 - 100ppm
- O2: 0 - 30% O2
- H2: 0 - 1000ppm
- Temperature Range: -25°C to 60°C
- Humidity Range: 0% RH to 90% RH
4.4 Robot Video Perception
- Number and Configuration of Cameras: The video system is composed of 3 high-definition infrared cameras on the robot body. Among them, 2 fixed cameras are used to observe the front and rear directions, and the pan-tilt camera can realize the surrounding images of the robot through 360° rotation. The control of zooming in and out of the focal length allows for a better observation of the environment.
- Camera Illuminance: The cameras on the robot body can provide clear images under a low illuminance of 0.001LUX, with dynamic anti-shake function. The cameras should be able to effectively and clearly collect the on-site situation even in zero illuminance and display it on the liquid crystal screen of the operation terminal.
- Camera Protection Level: IP68.
- Core Parameters of the Camera:
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- Camera resolution is 1080P, with 2 million pixels and 25x optical zoom.
- Minimum Illuminance: Color: 0.05ux @ (F1.6, AGC ON); Black and White: 0.01 @(F1.6, AGC ON).
- Front Vehicle Wide-angle: 120°, Wide Dynamic Range: 120 db.
- Supports ICR infrared filter automatic switching, 3D digital noise reduction, highlight suppression, backlight compensation, region focus, 120dB ultra-wide dynamic range, and electronic anti-shake.
- Resolution and Frame Rate: Main stream: 50Hz: 25fps(1920 x 1080, 1280×960, 1280×720); 60Hz: 30fps(1920×1080, 1280×960, 1280×720). Sub-stream: 50Hz: 25fps(704×576, 640×480, 352×288); 60Hz: 30fps(704×480, 640×480, 352×240).
4.5 Configuration Parameters of the Remote Control Terminal
- Dimensions: 38019095mm (excluding the height of the joystick).
- Total Weight: 3.8kg.
- Display Screen: A high-brightness OLED liquid crystal screen not less than 10 inches. The touch, image, and digital integrated high-integration screen is more convenient to carry. It is equipped with an independently developed fire robot operating system.
- Control System Platform: Windows 10 operating system.
- Working Time: 4h.
- Basic Functions: The remote control and monitor are designed in a portable integrated manner, with an ergonomic shoulder strap. It can simultaneously view and control, stably present the surrounding environmental images of the site to the remote operators, and can display the battery level, the slope angle of the robot, the alarm information of the concentration of toxic and harmful gases, etc. in real time. It can control the movement of the robot such as forward, backward, and turning; control the water cannon to perform actions such as up, down, left, right, direct current, atomization, and self-swing. It has an image anti-shake function; it has the functions of collecting and real-time transmitting the images in front and behind. The data transmission method is wireless transmission using encrypted signals.
- Video Recording and Playing Function: It can record videos at any time. The recorded video content is automatically saved. It can directly play the video on the remote control terminal, and the video can also be copied to other devices.
- Screen Projection Function: It can be connected to projection devices such as projectors through the HDMI interface, and display the real-time images and data collected by the robot at the rescue site through the projection device, which is convenient for the operation commanders to discuss and make decisions together.
- Travel Control Function: Through a two-axis industrial joystick, the robot can be flexibly operated to move forward, backward, turn left, and turn right.
- Fire Cannon Control Function: Through a two-axis industrial joystick, the water cannon can be controlled to perform actions such as up, down, left, right, direct current, and atomization.
- Automatic Fire Hose Towing Control Function: Realized through a self-resetting momentary switch.
- Lighting Control Function: Realized through a self-resetting momentary switch, with the upper computer performing a self-locking response.
- Auxiliary Tools: Shoulder strap for the handheld remote control terminal.
4.6 Internet Functions
- GPS Function: GPS positioning, and the track can be queried.
- Robot Cloud Management Platform (Optional): The robot's name, model, manufacturer, GPS location, battery level, video, and temperature can be transmitted to the cloud management platform through 4G/5G networks. The status of the robot can be checked in real time through PC or mobile devices. This is convenient for commanders to make decisions and for equipment managers to conduct full life cycle management of the robot.
4.7 Intelligent Elements
- Intelligent Voice Control System (Optional): Voice intelligent recognition, automatically matching commands. It avoids affecting the operation when wearing gloves, making the operation process simpler, more intelligent, and more user-friendly.
- (1) The robot can be operated to move forward, backward, turn left, turn right, and control the speed through voice.
- (2) It can control the water cannon to swing left, swing right, tilt up, tilt down, direct current, and spray.
- (3) It can control the turning on and off of the lighting, and the turning on and off of the warning lights.
- (4) The priority of the remote control is always higher than that of the voice control. When the remote control is operated, the voice control mode will be automatically exited.
- (5) The obstacle avoidance function is valid in the voice control state.
- (6) Voice Response Speed: ≤ 0.5s.
- (7) Voice Wake-up Time: ≤ 0.5s.
- (8) Automatic Sleep Time: 10s.
4.8 Others
Emergency Transportation Plan (Optional): Special transportation trailer for the robot or special transportation vehicle for the robot.
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