CN202961600U - Intelligent electric fire-extinguishing car - Google Patents

Abstract

The utility model discloses an intelligent electric fire-extinguishing car, and belongs to the technical field of fire-extinguishing devices. The intelligent electric fire-extinguishing car comprises a frame, wherein two sides of the frame are respectively provided with two wheels, each wheel is provided with a direct-current motor, obstacle avoidance sensors and a fire-extinguishing mechanism are arranged at the front end of the frame, flame detectors are also arranged on the frame, the obstacle avoidance sensors and the flame detectors are connected with a control system and transmit signals to the control system; the direct-current motors and the fire-extinguishing mechanism are connected with the control system and are controlled by the control system; and the control system, the direct-current motors and the fire-extinguishing mechanism are all connected with a battery and powered by the battery. An upper computer performs wireless data transmission through a wireless data transceiving module, and controls the real-time state display and starting and the like of the car. The intelligent electric fire-extinguishing car is applicable to toxic, harmful and collapsible buildings, large warehouses, anoxia, thick-smoke, radioactive and other indoors and outdoors dangerous disaster fields.

Description

Intelligent electric fire fighting car

technical field

The utility model relates to a fire extinguishing device, in particular to an intelligent fire extinguishing trolley. the

Background technique

In recent years, with the improvement of people's living standards, the family and living material conditions have been greatly improved, resulting in an increase in the use of electricity and fire in work and life, and the resulting fires are continuous, causing great harm to social security. hidden dangers. There is an ever-increasing need to achieve rapid and effective fire suppression. Especially in recent years, due to the emergence of some special buildings, such as skyscrapers, underground buildings and large chemical enterprises. When they catch fire, it is difficult to extinguish them quickly and efficiently. Design a practical fire rescue robot that can replace fire rescue personnel to remotely enter toxic, harmful, collapsible buildings, large warehouses, hypoxia, dense smoke and other indoor and outdoor dangerous disaster sites to detect, to solve the problem of fire rescue personnel Issues such as personal safety, time constraints, insufficient data collection, and inability to provide real-time feedback are very necessary and urgent. the

Utility model content

The purpose of the invention of the present utility model is to solve the above-mentioned problems and provide a method that can replace the remote control of fire rescue personnel to enter the dangerous disaster scene for detection, so as to solve the problems of personal safety of firefighters, time limit, and inability to provide real-time feedback, and reduce fire safety. An intelligent electric fire extinguishing trolley with hidden dangers, rescue and alarm synchronization, entering dangerous places, and less loss of life and property; Indoor and outdoor hazardous disaster sites such as dense smoke and radioactivity. the

The technical scheme that the utility model adopts is as follows:

The intelligent electric fire extinguishing trolley of the present utility model includes a vehicle frame, two wheels are respectively arranged on both sides of the vehicle frame, each wheel is provided with a DC motor, and an obstacle avoidance sensor and a fire extinguishing mechanism are arranged at the front end of the vehicle frame. The vehicle frame is also provided with a flame detector, wherein the obstacle avoidance sensor and the flame detector are connected to the control system and transmit signals to the control system; wherein the DC motor and the fire extinguishing mechanism are connected to the control system and controlled by it; the control The system, the DC motor and the fire extinguishing mechanism are all connected to the battery and powered by it.

Due to the adoption of the above structure, four wheels are installed on the frame, which is convenient for the fire extinguishing trolley to move forward and backward. At the same time, the chassis assembly space is relatively large, and it is also very convenient to install various sensors and various module circuits. Each wheel is connected separately. A motor, which is a DC motor, has a relatively large driving capacity and a strong load carrying capacity. In addition, the four motors can control the wheels separately, which can easily realize 90-degree and 180-degree turns of the car on the spot, and can adapt to the needs of the complex environment. The front end of the frame is equipped with an obstacle avoidance sensor and a fire extinguishing mechanism. The obstacle avoidance sensor ensures that the fire extinguishing trolley can automatically select and detect the path conditions during the traveling process, and transmit the signal to the controller. The controller selects the appropriate path according to the situation. Adjust the direction by adjusting the speed and direction of the two wheels, avoid collision with obstacles, and find the path. The fire extinguishing mechanism is to extinguish the flame in front according to the signal sent by the control system. There are many ways to extinguish the fire, such as blowing fire, water spraying, _CO2 spraying, etc., which can be selected according to actual needs. And this fire extinguishing mechanism can be connected on the control system, and is controlled by it. The flame detector is mainly used by the fire extinguisher to search for the fire source to complete the detection and identification of the fire source, so the flame sensor is a key link in this design. When the flame detector detects the fire source in front, it will control The system sends a signal, which is convenient for the control system to control the advancement of the fire extinguishing trolley and the fire extinguishing mechanism to perform fire extinguishing operations according to the actual situation. The control system, the DC motor and the fire extinguishing mechanism on the fire extinguishing trolley are all connected to the battery to be powered by it, wherein the battery can be a lithium battery or a zinc battery, so as to meet practical purposes. The intelligent electric fire extinguishing trolley of the utility model can replace the fire rescue personnel to remotely enter the dangerous disaster site for detection, so as to solve the problems related to the fire personnel's personal safety, time limit, and inability to give real-time feedback, reduce fire safety hazards, save fire and alarm simultaneously, and enter Dangerous places, less loss of life and property; the intelligent electric fire extinguishing trolley has a simple structure and is easy to operate, and is suitable for indoor and outdoor dangerous disaster sites such as toxic, harmful, and collapsible buildings, large warehouses, hypoxia, dense smoke, and radioactivity.

In the intelligent electric fire extinguishing trolley of the utility model, the flame detector includes a temperature sensor, a smoke sensor and an infrared sensor. on the control system. the

Due to the adoption of the above structure, when a fire occurs, not only will there be a flame, but it will also be accompanied by smoke and high temperature. In order to accurately identify whether it is a fire, the flame detector includes a temperature sensor, a smoke sensor and an infrared sensor. The infrared sensor is mainly used to detect flames, so it has the advantages of long measuring distance, good linearity, accurate detection, and small volume, which meets the needs of the fire extinguishing trolley; the intelligent electric fire extinguishing trolley of the utility model is mainly used for toxic, harmful, Collapsible buildings, large warehouses, hypoxia, dense smoke and other indoor and outdoor dangerous fire prevention units, the temperature in these places generally does not exceed 45°C, and only when special circumstances occur will it reach above 45°C. Therefore, when the temperature is greater than or equal to 45°C, it is abnormal. The temperature sensor sends a signal to the control system, and the control system can issue an alarm or perform fire extinguishing operations based on the signal. The smoke sensor mainly converts the sensed smoke into a signal and transmits it to the In the control system, the control system can judge whether it occurs according to the flame sensing, temperature sensing and smoke sensing, so as to facilitate the control of the fire extinguishing trolley to extinguish the fire. the

In the intelligent electric fire extinguishing trolley of the utility model, the fire extinguishing mechanism adopts a fan driven by a motor or a _CO2 injection device, wherein the motor or the _CO2 injection device is connected to the control system, and the DC motor connected to the wheels adopts a DC geared motor.

Due to the adoption of the above structure, the fire extinguishing mechanism adopts a fan or a _CO2 injection device to extinguish the fire through the rotation and swing of the fan. The rotation of the fan is controlled by a motor, and the motor or _CO2 injection device is connected to the control system and controlled by the control system Its rotation controls the CO ₂ injection device to spray CO ₂ ; the DC motor connected to each wheel is a DC geared motor, so that each motor can be controlled separately, which is convenient for steering control.

In the intelligent electric fire extinguishing trolley of the utility model, the control system includes a single-chip microcomputer, an obstacle avoidance module, a temperature module, a smoke module, an infrared flame module and a motor drive module, and the obstacle avoidance module is connected with an obstacle avoidance sensor; the temperature module Connect with the temperature sensor; connect the smoke module with the smoke sensor; connect the infrared flame module with the infrared sensor; connect the motor drive module with the DC motor and the motor that drives the fan; The module, the motor drive module and the sound and light alarm module are all connected to the single-chip microcomputer, and the single-chip microcomputer is connected to the battery. the

Due to the adoption of the above structure, when the obstacle avoidance sensor detects an obstacle ahead, it sends a signal to the obstacle avoidance module, and the obstacle avoidance module sends an obstacle signal to the single-chip microcomputer, thereby facilitating the single-chip microcomputer to control the direction of travel of the wheels; When the temperature is 45°C, it can send a signal to the temperature module, and the temperature module sends a temperature signal to the microcontroller; the same principle, when the smoke sensor detects smoke, the smoke signal is sent to the microcontroller through the smoke module; the infrared sensor sends out infrared rays to detect flames At this time, the infrared sensor sends a flame signal to the single-chip microcomputer through the infrared flame module. The single-chip microcomputer judges whether a fire has occurred according to the preset program according to one of the above-mentioned signals or the common signal. At this time, the single-chip microcomputer controls the motor drive module, Thereby the DC motor is controlled to drive the wheels to rotate, so that the whole fire extinguishing trolley advances. When the fire extinguishing trolley reaches the fire source, the single-chip microcomputer controls the motor to drive the fan to rotate, and sends out wind to extinguish the fire. The control system is connected to the battery through a single-chip microcomputer, so that the entire fire extinguishing trolley can be energized, so that the control elements of the entire trolley can work normally when the power is on. the

In the intelligent electric fire extinguishing trolley of the utility model, an acousto-optic alarm is arranged on the frame, and an acousto-optic alarm module is also connected to the single-chip microcomputer, wherein the acousto-optic alarm is connected to the acousto-optic alarm module, and the single-chip microcomputer passes the acousto-optic alarm module. The alarm module controls the sound and light alarm to give an alarm. the

Due to the adoption of the above structure, when a fire is detected, the single-chip microcomputer controls the sound and light alarm module and sends a signal to it, and the sound and light alarm module sends a signal to the sound and light alarm, and controls it to send an alarm. When the fire source or the temperature value is greater than the predetermined value, the sound and light alarm signal will be sent out after the analysis and processing of the single chip microcomputer, and the buzzer will beep immediately and the LED will light up at the same time, so that it is convenient to send out an alarm at night to remind people of the occurrence of fire and minimize the risk of fire. small loss. the

In the intelligent electric fire extinguishing trolley of the utility model, the obstacle avoidance sensor adopts three photoelectric sensors, and the three photoelectric sensors are respectively located at the left front end, the front front end and the right front end of the vehicle frame, and are respectively connected to the control system. the

Due to the adoption of the above structure, the environment in which the fire extinguishing trolley is in a disaster relief is very complicated. To handle the fire extinguishing task well in the complex environment, the trolley must correctly judge the surrounding obstacles and avoid them well. . Within a certain range, if there are no obstacles around, the infrared rays emitted by the photoelectric sensor will gradually weaken due to the farther the propagation distance, until finally disappearing. On the contrary, if there is an obstacle, the infrared rays will be reflected and reach the sensor receiving head after encountering the obstacle, and the obstacle situation in front can be judged according to the signals detected by the three photoelectric sensors. If the signal is detected at the left end but not at the other two ends, it means that the obstacle is at the left front; if the signal is detected at the right end but not at the other two ends, it means that the obstacle is at the right front. To judge the surrounding obstacles at any time, it is necessary to collect the surrounding environmental conditions at all times, so as to make the fastest response in the shortest time, so that the single-chip microcomputer can control the DC motor to drive the wheels, and the fire fighting car can avoid obstacles. the

In the intelligent electric fire extinguishing trolley of the utility model, the single-chip microcomputer on the frame is connected with a wireless transceiver module, and the upper computer is connected with the wireless transceiver module through the RS232 serial port, so that wireless data transmission is performed between the single-chip microcomputer and the upper computer. the

Due to the adoption of the above structure, the single-chip microcomputer sends a signal through the wireless transceiver module, and the signal is received by the wireless transceiver module on the upper computer; Wireless data transmission is the key to realize remote control. The real-time status display and start-up control of fire extinguishing vehicles can replace fire rescue personnel to remotely enter dangerous disaster sites for detection, and solve problems related to firefighters' personal safety and time constraints. , No real-time feedback and other issues, reduce fire safety hazards, fire fighting, alarm synchronization, enter dangerous places, and minimize loss of life and property. the

In the intelligent electric fire extinguishing trolley of the present utility model, the battery adopts a 12V lithium battery. the

Due to the adoption of the above-mentioned structure and the use of a 12V lithium battery, it can not only provide sufficient power, but also be environmentally friendly and avoid pollution to the environment. the

In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

1. The intelligent electric fire extinguishing trolley of this utility model can replace the fire rescue personnel to remotely enter the dangerous disaster scene for detection, so as to solve the problems related to the fire personnel's personal safety, time limit, and inability to provide real-time feedback, reduce fire safety hazards, and synchronize rescue and alarm , entering dangerous places, minor loss of life and property;

2. The intelligent electric fire extinguishing trolley of this utility model has a simple structure and is easy to operate. It is suitable for indoor and outdoor dangerous disaster sites such as toxic, harmful, and collapsible buildings, large warehouses, hypoxia, dense smoke, and radioactivity.

Description of drawings

Fig. 1 is the structural representation of the intelligent electric fire extinguishing car of the present utility model;

Fig. 2 is the structural representation of control system in the utility model;

Fig. 3 is the main program flowchart of the utility model.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in detail. the

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model. the

As shown in Figure 1 and Figure 2, the intelligent electric fire extinguishing trolley of the present utility model includes a frame, two wheels are respectively arranged on both sides of the frame, and a DC motor is respectively arranged on each wheel, wherein the DC motor adopts DC geared motor, the DC motor is connected to the motor drive module, and the motor drive module is connected to the single-chip microcomputer; wherein an obstacle avoidance sensor is arranged at the front end of the vehicle frame, wherein the obstacle avoidance sensor adopts three photoelectric sensors, three photoelectric sensors They are respectively located at the left front end, the front end and the right front end of the vehicle frame, and are respectively connected to the obstacle avoidance module, and the obstacle avoidance module is connected to the single-chip microcomputer; a fire extinguishing mechanism is arranged at the front end of the vehicle frame, and the fire extinguishing mechanism is driven by a motor A fan or a _CO2 injection device, the fan blows out the wind to extinguish the fire, or the _CO2 injection device ejects _CO2 to extinguish the fire, wherein the motor or the _CO2 injection device is connected to the motor drive module, and the motor drive module is connected to the single chip microcomputer On the vehicle frame is also provided with a flame detector, wherein the flame detector includes a temperature sensor, a smoke sensor and an infrared sensor, the infrared sensor is located at the front end of the vehicle frame, wherein the temperature sensor is connected to the temperature module, and the smoke sensor is connected to the smoke sensor The modules are connected, the infrared sensor is connected with the infrared flame module, and the temperature module, the flue gas module and the infrared flame module are distributed and connected to the single chip microcomputer. An acousto-optic alarm is arranged on the vehicle frame, and an acousto-optic alarm module is also connected to the single-chip microcomputer, wherein the acousto-optic alarm is connected to the acousto-optic alarm module, and the single-chip microcomputer controls the acousto-optic alarm through the acousto-optic alarm module to report to the police; The vehicle frame is also provided with a wireless transmitter, the single-chip microcomputer is connected with a wireless transmission module, and the wireless transmitter is connected with the wireless transmission module, so that the single-chip microcomputer and the host computer are wirelessly connected. Wherein the single-chip microcomputer, the control system, the DC motor and the fire extinguishing mechanism are all connected to the battery, and the battery is powered by a 12V lithium battery.

As shown in Figure 3, the intelligent electric fire extinguishing trolley of the present utility model, when in use, selects whether to use the automatic module or the remote module according to the initialization situation. When the remote module is used, the fire extinguishing operation can be directly carried out through the upper computer; In mode, signals can be collected according to multiple sensors. When a fire is detected, the single-chip microcomputer can control the DC motor to drive the wheels forward to the ignition point; when the intelligent electric fire extinguishing trolley of the utility model detects an obstacle in front, the single-chip microcomputer controls the DC motor. Motor, so as to be able to avoid obstacles and continue to move forward. It can replace fire rescue personnel to remotely enter dangerous disaster sites for detection, to solve problems related to firefighters' personal safety, time limit, and inability to provide real-time feedback, reduce fire safety hazards, synchronize rescue and alarm, enter dangerous areas, and reduce loss of life and property. Simple structure and easy operation, it is suitable for indoor and outdoor dangerous disaster sites such as toxic, harmful, and collapsible buildings, large warehouses, hypoxia, dense smoke, and radioactivity. the

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models. the

Claims (8)

1. intelligent electric fire extinguishing dolly, it is characterized in that: it comprises vehicle frame, respectively be provided with two wheels in the both sides of vehicle frame, be respectively arranged with direct current generator on each wheel, be provided with at the front end of vehicle frame and keep away barrier sensor and fire suppression mechanism, also be provided with flame detector on vehicle frame, wherein keep away barrier sensor and flame detector and be connected on control system, and to the control system transmission of signal; Wherein direct current generator and fire suppression mechanism are connected on control system and by its control; Described control system, direct current generator and fire suppression mechanism all are connected on battery by its power supply.

2. intelligent electric as claimed in claim 1 fire extinguishing dolly, it is characterized in that: described flame detector comprises temperature sensor, Smoke Sensor and infrared sensor, infrared sensor is positioned at the front end of vehicle frame and is connected on control system, and temperature sensor and Smoke Sensor are positioned on vehicle frame and are connected on control system.

3. intelligent electric fire extinguishing dolly as claimed in claim 2, is characterized in that: fan or the CO of described fire suppression mechanism employing driven by motor ₂Injection apparatus, wherein motor or CO ₂Injection apparatus is connected on control system, and the direct current generator that wherein connects on wheel adopts DC speed-reducing.

4. intelligent electric as claimed in claim 3 fire extinguishing dolly, it is characterized in that: described control system comprises single-chip microcomputer, keeps away barrier module, thermal module, flue gas module, infra red flame module and motor drive module, and the described barrier module of keeping away hinders sensor and is connected with keeping away; Described thermal module is connected with temperature sensor; The flue gas module is connected with Smoke Sensor; The infra red flame module is connected with infrared sensor; Motor drive module is connected with the motor that direct current generator, drive fan are rotated; Described barrier module, thermal module, flue gas module, infra red flame module, motor drive module and the acousto-optic alarm module kept away all is connected on single-chip microcomputer, and described single-chip microcomputer is connected on battery.

5. intelligent electric as claimed in claim 4 fire extinguishing dolly, it is characterized in that: be provided with audible-visual annunciator on described vehicle frame, also be connected with the sound and light alarm module on described single-chip microcomputer, wherein audible-visual annunciator is connected on the sound and light alarm module, and single-chip microcomputer is reported to the police by sound and light alarm module controls audible-visual annunciator.

6. as described in claim 4 or 5 intelligent electric fire extinguishing dolly, it is characterized in that: the described barrier sensor of keeping away adopts three photoelectric sensors, three photoelectric sensors lay respectively at the left front end of vehicle frame, positive front end and right front ends, and are connected respectively on control system.

7. as described in claim 4 or 5 intelligent electric fire extinguishing dolly, it is characterized in that: the single-chip microcomputer on described vehicle frame is connected with radio receiving transmitting module, host computer is connected with radio receiving transmitting module by the RS232 serial port, make and carry out Wireless Data Transmission between single-chip microcomputer and host computer, realize Wireless remote control.

8. intelligent electric fire extinguishing dolly as described in one of claim 1 to 5, is characterized in that: described battery employing 12V lithium battery.

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