3.1 Robot Assembly

1. Name: Explosion-proof Fire-fighting and scouting Robot
2. Model: RXR-MC80BGD
3. Basic Functions: Fire extinguishing, audio and video reconnaissance, detection of toxic and harmful gases, and reconnaissance of the disaster area environment.
4. Compliance with Fire Industry Standards: "GA 892.1-2010 Fire Robots - Part 1: General Technical Requirements"
5. Compliance with Explosion-proof Standards: GB3836.1 2021 "Explosive Atmospheres - Part 1: Equipment - General Requirements", conforming to the national standards of GB3836.2-2021 "Explosive Atmospheres - Part 2: Equipment Protected by Flameproof Enclosures 'd'", and GB3836.4 2021 "Explosive Atmospheres - Part 4: Equipment Protected by Intrinsic Safety 'i'".
6. Explosion-proof Type: The entire robot is Ex d ib IIC T6 Gb/Ex ibD tD A21 IP67 T80℃ (this parameter is consistent with the test report of the Testing Center of China Coal Research Institute Co., Ltd.).
7. Protection Grade: The protection grade of the robot body is IP67, and the protection grade of the upper part of the robot is IP65 (this parameter is consistent with the test report of the Testing Center of China Coal Research Institute Co., Ltd.).
8. Lithium Battery Power Device: Ex d IIC T6 Gb (tested by the Testing Center of China Coal Research Institute Co., Ltd.).
9. Dimensions: ≤ Length 1330mm × Width 920mm × Height 1290mm (including self-dropping part: 1730×920×1290mm).
10. Turning Diameter: ≤1586mm
11. Weight: ≤689kg
12. Traction Force: ≥4100N
13. Water Supply Capacity: Water supply through a two-way manifold (2 DN80 water inlet interfaces).
14. Towing Distance: ≥80m (towing two DN80 full water hoses).
15. Maximum Linear Speed: ≥1.59m/s, stepless speed regulation through remote control.
16. Straight-line Deviation: ≤0.30%
17. Braking Distance: ≤0.16m
18. Climbing Ability: ≥83.9% (or 40°)
19. Vertical Obstacle Crossing Height: 600mm
20. Side Tilt Stability Angle: ≥40 degrees
21. Wading Depth: ≥500mm
22. Continuous Walking Time: 2h
23. Reliable Working Time: Passed the 16-hour continuous stability and reliability test.
24. Remote Control Distance: 1000m
25. Video Transmission Distance: 1000m
26. Load Capacity: Can tow a rescue vehicle into the rescue site; can tow obstacles through a towing ring, etc.
27. Panoramic Monitoring Function: Can remotely display the 360-degree image of the robot body.
28. Attitude Display Function: Real-time detection of the robot's pitch angle, roll angle, and azimuth angle, facilitating operators to master the robot's status in real-time. The values are transmitted back to the remote control terminal for correct command and operation in the next step.
29. Autonomous Obstacle Avoidance Function: When an obstacle is detected within a 2-meter range in front, the speed is halved; when an obstacle is detected within a 1-meter range, the robot automatically stops moving forward.
30. Automatic Spraying and Cooling Function: Equipped with a three-layer water curtain self-spraying and cooling design, which sprays and cools the robot body, forming a water curtain covering the entire robot. This ensures that the robot's battery, motor, control system, and key components can operate normally in high-temperature environments. Users can customize the alarm temperature setting.
31. Automatic Power Generation and Automatic Recoil Suppression Function: The main motor of the robot uses regenerative braking, converting the recoil force into electrical energy during water spraying for fire extinguishing.
32. Robot Tracks: The tracks used for the fire-fighting robot are made of flame-retardant, anti-static, and high-temperature-resistant rubber; the inside of the tracks is a metal skeleton; it has a track anti-derailment protection design.
33. Anti-knotting Function of Water Hoses (Optional): Through a double universal structure, it can rotate 360 degrees to prevent water hoses from knotting.
34. Automatic Water Hose Detachment Function (Optional): The water hose can be automatically detached through remote control operation, ensuring that the robot can return lightly after completing the task.
35. Control Terminal: Handheld integrated graphic and data remote control terminal

3.2 Robot Fire-fighting System

1. Fire Monitor: Domestic explosion-proof fire monitor / Imported fire monitor
2. Types of Fire Extinguishing Agents: Water or Foam
3. Material: Monitor Body - Stainless Steel, Monitor Head - Hard Anodized Aluminum Alloy
4. Working Pressure (Mpa): 1.0 - 1.2 (Mpa)
5. Spraying Mode: Direct Current and Atomization, Continuously Adjustable
6. Water / Foam Flow Rate: 80L/s for water; 75L/s for foam
7. Range (m): ≥85m for water
8. Rotation Angle: Horizontal -45° - +45° (when the swinging arm forms a 70° angle with the track ground), Vertical -18° - +90°
9. Maximum Spray Angle: 120°
10. Follow-up Camera: Equipped with a follow-up camera for the fire monitor. The camera has a resolution of 1080P and a wide-angle of 60°.
11. Infrared Thermal Eye Tracking Function (Optional): Equipped with an infrared thermal eye tracking function, which detects and tracks heat sources through infrared thermal imaging.
12. Foam Monitor Pipe: The foam pipe can be replaced, and the replacement method is quick plug-in. The fire monitor can spray water, foam, and a mixture, achieving multiple uses with one monitor, and can switch between direct current and spray modes.

3.3 Robot Reconnaissance System

1. Reconnaissance System Configuration: 6 on-board explosion-proof infrared cameras, 1 multi-parameter detector, and 1 temperature and humidity detector.
2. Lifting Height of the Explosion-proof Lifting Platform: Initial Height: 1065mm, Height after Lifting: 1870mm
3. Gas and Environmental Sensing Detection Module: Equipped with a wireless emergency rescue rapid deployment detection system and a temperature and humidity detector, which can detect: Temperature, Humidity
4. 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).

3.4 Robot Video and Audio Sensing

1. Number and Configuration of Cameras: The video system consists of 6 fixed high-definition infrared cameras on the body, realizing the observation of the front and rear line of sight and the 360-degree panoramic image of the robot body.
2. Camera Illuminance: The cameras on the 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.
3. Panoramic Monitoring Function: Can remotely display the 360-degree image of the robot body.
4. Camera Pixel: Million high-definition images, with a resolution of 1080P and a wide-angle of 60°.
5. Camera Protection Grade: IP67
6. Sound Collection Technical Requirements: It can remotely collect on-site sounds to facilitate understanding the situation of the trapped people. The pickup distance of the pickup is 5 meters, the frequency range is 20Hz - 20kHz, and the sensitivity is ≥40dB.
7. Infrared Thermal Imager (Optional): Equipped with an infrared thermal imager to detect and track heat sources; the infrared thermal imager has an image anti-shake function; it has the function of image collection and real-time transmission; it has a visual fire source search function. And the detection equipment must be explosion-proof, and the original certificate should be available for inspection.

3.5 Configuration Parameters of the Remote Control Terminal

1. Dimensions: 41031070mm (excluding the height of the joystick)
2. Total Weight: 6.5kg
3. Display Screen: A high-brightness liquid crystal screen not less than 10 inches, with 4-channel video signal switching.
4. Control System Platform: Windows 7 operating system
5. Working Time: 8h
6. Basic Functions: The remote control and monitor are integrated into a portable design, equipped with an ergonomic shoulder strap; it can be used for simultaneous viewing and control, stably presenting the surrounding environment images of the site to the remote operators. It can display the battery status, the robot's slope angle, azimuth angle status, and alarm information of toxic and harmful gas concentrations in real-time, and control the robot to move forward, backward, turn, etc. It can also control the fire monitor to move up, down, left, right, switch between direct current and atomization, and perform self-swinging actions. It has an image anti-shake function; it has the function of collecting and real-time transmitting the images of the front, rear, and 360-degree panoramic view around the robot. The data transmission method is wireless transmission using encrypted signals.
7. Panoramic Monitoring Function: Can display the 360-degree image of the robot body in real-time. Video Recording and Playing Function: Can record videos at any time. The recorded video content is automatically saved, and can be directly played on the remote control terminal. The video can also be copied to other devices.
8. Screen Casting Function: Can be connected to a projection device such as a projector through an HDMI interface, which is convenient for operation commanders to discuss and make decisions together.
9. Movement Control Function: Yes, with 1 three-axis industrial joystick, and 1 joystick can flexibly operate the robot to move forward, backward, turn left, and turn right.
10. Fire Monitor Control Function: Yes, with 1 three-axis industrial joystick, and one joystick can control the fire monitor to move up, down, left, right, switch between direct current and atomization.
11. Control Switch for the Lifting of the Reconnaissance System: Yes, a self-resetting momentary switch.
12. Video Switch: Yes, a self-resetting momentary switch.
13. Control Switch for the Automatic Water Hose Towing Function: Yes, a self-resetting momentary switch.
14. Illuminator Control Function: Yes, a self-resetting momentary switch, and the host computer makes a self-locking response.
15. Auxiliary Tools: Shoulder strap for the handheld remote control terminal, movable tripod

3.6 Others