Intelligent fire fighting helmet with multiple communication modes

Abstract

The utility model discloses an intelligent fire-fighting helmet with multiple communication modes, the fire-fighting helmet is set to be a full-wrapping type, the fire-fighting helmet comprises a fixing frame, the fixing frame comprises a connecting handle and a carrying frame, the connecting handle is connected with the rear end of the fire-fighting helmet, the carrying frame is rotatably fixed at the free end of the connecting handle, and the carrying frame is connected with the connecting handle; the connecting handle is of a C-shaped structure so that the carrying frame can be fixed to the front portion of the protective goggles. The display screen is detachably fixed on the carrier frame; the control device is arranged in the fire fighting helmet, the control device is in electric signal connection with the display screen, and the control device is in electric signal connection with a background control center. According to the utility model, the problems of overhigh temperature at the shoulder and neck part where the helmet is connected with the protective clothing, sudden falling objects, long communication time delay, unclear transmitted images, unclear hearing in a noisy environment, monitoring of the physical condition of a fireman and the like in the existing fire rescue are solved, so that the working efficiency and the safety of the fireman are improved, and the smooth proceeding of the fire rescue work is ensured.

Description

Technical Field

[0001] The utility model belongs to the field of fire emergency helmets, and more specifically, relates to an intelligent fire helmet with multiple communication modes. Background Art

[0002] In the harsh scenarios of firefighting and rescue, firefighters face extreme working environments and dangers. When a fire breaks out, thick smoke billows and flames blaze, and the whole scene is filled with the heat and fear brought by the fire. Firefighters need to go through the smoke and flames, risk their lives to enter the fire scene, find the trapped people and rescue them.

[0003] In these harsh scenarios, the work efficiency of firefighters is seriously affected, the coordination and execution of rescue operations face huge challenges, and the life safety of firefighters and the life safety of rescue objects are facing great risks. Patent Publication No. CN220384357U discloses a fire emergency helmet that can be tracked and located, including a fire helmet, a connector for connecting an oxygen cylinder is provided at the bottom of the front end of the fire helmet, a reinforcement block is fixed on the top of the fire helmet, a positioning card holder is fixed on the reinforcement block, a lighting lamp is clamped in the positioning card holder, a neck cover is sewn and connected to the bottom of the fire helmet, and a flame retardant protective helmet is connected to the bottom buckle of the neck cover. This solution can protect the firefighter's head well by setting the fire helmet as a full-cover type to prevent smoke from entering the gap of the helmet and being inhaled by the firefighter, and a neck cover and a flame retardant protective helmet are provided at the bottom of the fire helmet to protect the firefighter's neck, chest and back, further enhancing the protective performance, and the firefighter can be located in real time through the GPS locator and the camera, and the camera can record the situation at the fire scene, which is convenient for the background staff to observe the situation on the front line of the fire and direct the firefighting work in time. However, the fire scene may be accompanied by explosions, noisy mechanical sounds and shouts. In such a noisy environment, it is difficult for firefighters to hear important instructions and alarms, which affects the cooperation and execution of rescue operations. Therefore, the patent has the problem that the backstage staff cannot timely and accurately transmit the instructions to the firefighters on the scene, making the fire helmet function not perfect enough. Therefore, there is an urgent need for a fire helmet that can improve the work efficiency and safety of firefighters and ensure the smooth progress of fire rescue work. Utility Model Content

[0004] An object of the present invention is to solve at least the above problems and to provide at least the advantages which will be described below.

[0005] One purpose of the utility model is to provide a smart fire helmet with multiple communication modes, which can promptly transmit instructions from background staff in the form of text, video, etc. to firefighters on site.

[0006] In order to achieve these purposes and other advantages of the utility model, a smart fire helmet is provided, wherein the fire helmet is configured as a full-cover type, and the fire helmet comprises:

[0007] The fixing frame includes a connecting handle and a carrier, wherein the connecting handle is connected to the rear end of the fire helmet, the carrier is rotatably fixed to the free end of the connecting handle, and the connecting handle is in a C-shaped structure to fix the carrier in front of the protective goggles;

[0008] A display screen, which is detachably fixed on the carrier;

[0009] The control device is arranged in the fire helmet, the control device is connected to the display screen via electrical signals, and the control device is connected to the background control center via electrical signals.

[0010] Preferably, the fire helmet comprises an outer shell and an inner shell, the outer shell and the inner shell form an intermediate layer, and the control device is arranged in the intermediate layer.

[0011] Preferably, the control device includes an ARM main control microprocessor and a power module, the power module is connected to the ARM main control microprocessor through an IIC bus, the power switch of the power module is arranged at the rear of the fire helmet, the ARM main control microprocessor is connected to the background control center through an electrical signal of a communication module, and the communication module is arranged at the rear end of the fire helmet and is located on the outside of the outer shell.

[0012] Preferably, it further comprises a monitoring module, wherein the monitoring and identification module comprises an environment monitoring module and a vital sign monitoring module;

[0013] The environmental monitoring module includes an image acquisition module, a temperature and humidity sensor, and a harmful gas sensor. The image acquisition module is arranged at the front end of the fire helmet; the temperature and humidity sensor and the harmful gas sensor are arranged on the left side of the fire helmet, and the ARM main control microprocessor is electrically connected to the image acquisition module, the temperature and humidity acquisition module, and the harmful gas sensor respectively;

[0014] The vital signs monitoring module is arranged on the right side of the fire helmet and is located on the inner shell. The vital signs monitoring module includes an oxygen concentration sensor, a body temperature sensor, a heart rate sensor, a breathing sensor and a brain wave sensor. The oxygen concentration sensor, the body temperature sensor, the heart rate sensor, the breathing sensor and the brain wave sensor are assembled through a sensor hub and electrically connected to the ARM main control microprocessor through a PCIE bus.

[0015] Preferably, it also includes a positioning module, which is arranged on the rear side of the helmet. The positioning module includes GPS positioning, a three-axis acceleration sensor and a three-axis gyroscope acceleration sensor. The GPS positioning, the three-axis acceleration sensor and the three-axis gyroscope acceleration sensor are electrically connected to the ARM main control microprocessor through the SPI interface.

[0016] Preferably, it also includes an alarm module, which is arranged on the outside of the fire head outer shell, and the alarm module includes a yellow LED light, a green LED light, a red LED light, and a blue LED light. The ARM main control microprocessor is electrically connected to the yellow LED light, the green LED light, the red LED light, and the blue LED light, respectively.

[0017] Preferably, it also includes an audio module, which includes a speaker, an earphone and a microphone. The speaker and the earphone are connected to the central processing unit ARM main control microprocessor through the IIS bus. The earphone is located on the left and right sides of the ear position of the fire helmet, the microphone is located at the lower right side of the inner layer of the fire helmet, and the speaker is arranged at the upper right side of the outer layer of the fire helmet.

[0018] Preferably, the communication module includes 5G communication, 4G communication and LORA communication, and the communication module is connected to the ARM main control microprocessor through a UART bus.

[0019] Preferably, a viewing window is provided at the front end of the fire helmet, guide rails are provided on both sides of the viewing window, the upper ends of the guide rails extend toward the middle interlayer, protective glasses are slidably provided in the guide rails, and the protective glasses can slide upward along the guide rails to the middle interlayer to open the viewing window.

[0020] Preferably, it further comprises a heat-proof barrier layer, a notch is arranged in the middle of the heat-proof barrier layer, the bottom of the fire helmet is fixedly connected to the notch, and a detachable flame-retardant protective layer is arranged on the outer side of the heat-proof barrier layer.

[0021] The utility model at least has the following beneficial effects:

[0022] First, the utility model can provide good protection for the firefighter's head by setting the fire helmet as a full-cover type, preventing smoke from entering the gaps in the helmet and being inhaled by the firefighter, and the neck cover at the bottom of the fire helmet is connected with a heat-proof barrier layer and a flame-retardant protective layer made of PEI material to protect the firefighter's chest and back, further enhancing the protective performance.

[0023] Second, the utility model displays the environmental information of the fire scene and the vital signs of firefighters to firefighters through an embedded control device, and transmits it to the background staff with low latency, so as to direct the firefighting work in time, thereby improving the work efficiency and safety of firefighting and rescue.

[0024] Third, the utility model solves the problems of excessive temperature at the shoulder and neck where the helmet and protective clothing meet in existing firefighting and rescue operations, sudden falling objects, large communication delays, unclear transmission images, unclear hearing in noisy environments, and monitoring the physical condition of firefighters, so as to improve the work efficiency and safety of firefighters and ensure the smooth progress of firefighting and rescue work.

[0025] Fourth, the utility model can be connected to the background control center through 5G communication, 4G communication or LORA communication through display screens, speakers, headphones, microphones, etc., so that the smart fire helmet has multiple communication modes, which increases the stability and reliability of the communication connection.

[0026] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of a technical solution of the utility model;

[0028] Figure 2 The present invention is a circuit control diagram of a technical solution of the present invention.

[0029] 1. Outer shell; 2. Connecting handle; 3. Carrier; 4. Protective glasses; 5. Image acquisition module; 6. Illuminating lamp; 7. Heat shield; 8. Flame retardant protective layer; 9. Warning strip; 10. Yellow LED light; 11. Green LED light; 12. Red LED light; 13. Blue LED light; 14. Connector. DETAILED DESCRIPTION

[0030] The present invention will be further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0031] It should be understood that the terms such as “having”, “including” and “comprising” used herein do not exclude the existence or addition of one or more other elements or combinations thereof.

[0032] It should be noted that in the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "set" should be understood in a broad sense, for example, they can be fixedly connected and set, or detachably connected and set, or connected and set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The orientation or position relationship indicated by the terms "lateral", "longitudinal", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply 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 a limitation on the present utility model.

[0033] like Figure 1 As shown, the utility model provides an intelligent fire helmet, the fire helmet is set to be a full-cover type, and the fire helmet includes:

[0034] The fixing frame includes a connecting handle and a carrier, wherein the connecting handle is connected to the rear end of the fire helmet, the carrier is rotatably fixed to the free end of the connecting handle, and the connecting handle is in a C-shaped structure to fix the carrier in front of the protective goggles;

[0035] A display screen, which is detachably fixed on the carrier;

[0036] The control device is arranged in the fire helmet, the control device is connected to the display screen via electrical signals, and the control device is connected to the background control center via electrical signals.

[0037] In this technical solution, the connecting handle is made of a bendable material with shaping ability, so that firefighters can freely adjust the position and angle of the carrier in front of the fire helmet. The bottom of the front end of the fire helmet is provided with a connector for connecting the oxygen cylinder. By opening the connector, the external oxygen cylinder can be connected through a catheter, which is convenient for oxygen inhalation during firefighting. The display screen can be an OLED display screen. The carrier can be detachably connected to the display screen by snapping. The control device is connected to the background control center through a communication module with one of 5G communication, 4G communication or LORA, so as to display the information that the background control center needs to convey on the display screen. A lighting lamp is also provided at the front end of the fire helmet.

[0038] In another technical solution, the fire helmet includes an outer shell and an inner shell, the outer shell and the inner shell form an intermediate layer, and the control device is arranged in the intermediate layer. The helmet is provided with a two-layer structure, which is conducive to making the helmet have a certain shockproof ability and can also provide installation space for the control device.

[0039] In another technical solution, the control device includes an ARM main control microprocessor and a power module, the power module is connected to the ARM main control microprocessor through an IIC bus, the power switch of the power module is set at the rear of the fire helmet, the ARM main control microprocessor is connected to the background control center through a communication module, and the communication module is set at the rear end of the fire helmet and located on the outside of the outer shell. After the power switch is turned on, the ARM microprocessor and the communication module can be powered to achieve one-button start.

[0040] In another technical solution, a monitoring module is also included, and the monitoring and identification module includes an environment monitoring module and a vital sign monitoring module;

[0041] The environmental monitoring module includes an image acquisition module, a temperature and humidity sensor, and a harmful gas sensor. The image acquisition module is arranged at the front end of the fire helmet; the temperature and humidity sensor and the harmful gas sensor are arranged on the left side of the fire helmet, and the ARM main control microprocessor is electrically connected to the image acquisition module, the temperature and humidity acquisition module, and the harmful gas sensor respectively;

[0042] The vital signs monitoring module is arranged on the right side of the fire helmet and is located on the inner shell. The vital signs monitoring module includes an oxygen concentration sensor, a body temperature sensor, a heart rate sensor, a breathing sensor and a brain wave sensor. The oxygen concentration sensor, the body temperature sensor, the heart rate sensor, the breathing sensor and the brain wave sensor are assembled through a sensor hub and electrically connected to the ARM main control microprocessor through a PCIE bus.

[0043] In this technical solution, the environmental monitoring module is used to collect environmental image data and environmental information such as fire environment temperature, humidity, oxygen concentration, harmful gases, etc. in real time, and transmit the collected image data and temperature, humidity, oxygen concentration, harmful gases and other data to the ARM main control microprocessor. The ARM main control microprocessor then transmits this information to the background control center through the communication module so that the background control center can connect to the situation at the fire scene in real time. The vital signs monitoring module is used to collect various vital signs information of firefighters, including body temperature, heart rate, breathing, brain waves and other information, which are collected through the sensor hub and connected to the ARM main control microprocessor through the PCIE bus. The ARM main control microprocessor then transmits the vital signs information of firefighters to the background control center through the communication module, so that the personnel of the background control center can grasp the physical condition of the firefighters on the scene in real time to ensure the life safety of the firefighters.

[0044] In another technical solution, a positioning module is also included. The positioning module is arranged at the rear side of the helmet. The positioning module includes GPS positioning, a three-axis acceleration sensor and a three-axis gyroscope acceleration sensor. The GPS positioning, the three-axis acceleration sensor and the three-axis gyroscope acceleration sensor are electrically connected to the ARM main control microprocessor through the SPI interface. The positioning module can be used to obtain the location information of the firefighter in real time.

[0045] In another technical solution, an alarm module is also included, which is arranged on the outside of the fire head outer shell. The alarm module includes a yellow LED light, a green LED light, a red LED light, and a blue LED light. The ARM main control microprocessor is electrically connected to the yellow LED light, the green LED light, the red LED light, and the blue LED light, respectively.

[0046] The temperature and humidity alarm indicator uses a yellow LED light. When the temperature and humidity exceed a certain threshold, the yellow LED light is always on or flashes. The harmful gas alarm indicator uses a green LED light. When the concentration of harmful gases exceeds a certain threshold, the green LED light is always on or flashes. The vital signs alarm indicator uses a red LED light. When the vital signs data exceeds a certain threshold, the red LED light is always on or flashes. The power alarm indicator uses a blue LED light. When the power is short of power or fails, the blue LED light is always on or flashes.

[0047] In another technical solution, an audio module is also included, which includes a speaker, earphones and a microphone. The speaker, earphones and the main control microprocessor of the central processor ARM are connected through the IIS bus. The earphones and bone conduction are located on the left and right sides of the ear position of the fire helmet, the microphone is located at the lower right of the inner shell of the fire helmet, and the speaker is set at the upper right of the outer layer of the fire helmet. Firefighters communicate with the background control center through the microphone and earphones, or transmit sound to the outside world through the speaker.

[0048] In another technical solution, the communication module includes 5G communication, 4G communication and LORA communication, and the communication module is connected to the ARM main control microprocessor through a UART bus. The communication module is set to 5G communication by default, and the appropriate communication mode can be selected by pressing the button on the back of the helmet according to the needs of the on-site environment.

[0049] In another technical solution, a viewing window is provided at the front end of the fire helmet, and guide rails are provided on both sides of the viewing window, and the upper ends of the guide rails extend toward the middle interlayer, and protective glasses are slidably provided in the guide rails, and the protective glasses can slide upward along the guide rails to the middle interlayer to open the viewing window. The protective glasses can effectively protect the eyes of firefighters, and the protective glasses can be slid upward to open or close the viewing window according to the type of task performed by the firefighters. Sealing strips are provided on the upper and lower sides of the viewing window, and the sealing strips can make the outer shell of the protective glasses tightly abut against each other to prevent external smoke from entering the fire helmet through the gap between the two.

[0050] In another technical solution, a heat barrier layer is also included, a notch is provided in the middle of the heat barrier layer, the bottom of the fire helmet is fixedly connected to the notch, and a detachable flame retardant protective layer is provided on the outer side of the heat barrier layer. The heat release barrier layer can be made of PEI material. The flame retardant protective layer can be in an armor-like structure, and a flame retardant material is provided on the outer surface. The heat barrier layer and the flame retardant protective layer can effectively enhance the high temperature protection function and effectively protect the front chest and back. At the same time, warning strips are provided on the surfaces of the front and rear flame retardant protective layers, which can facilitate the trapped persons to promptly discover the arrival of the fire rescue personnel and respond, and also facilitate the discovery and rescue of the fire rescue personnel who encounter unexpected situations at the fire scene.

[0051] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation modes. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.

Claims

1. An intelligent fire helmet, wherein the fire helmet is configured as an all-inclusive type, characterized in that: The fire helmet comprises: The fixing frame includes a connecting handle and a carrier, wherein the connecting handle is connected to the rear end of the fire helmet, the carrier is rotatably fixed to the free end of the connecting handle, and the connecting handle is in a C-shaped structure to fix the carrier in front of the protective goggles; A display screen, which is detachably fixed on the carrier; The control device is arranged in the fire helmet, the control device is connected to the display screen via electrical signals, and the control device is connected to the background control center via electrical signals.

2. The intelligent fire helmet according to claim 1, characterized in that: The fire helmet comprises an outer shell and an inner shell, wherein the outer shell and the inner shell form an intermediate layer, and the control device is arranged in the intermediate layer.

3. The intelligent fire helmet according to claim 1, characterized in that: The control device includes an ARM main control microprocessor and a power module. The power module is connected to the ARM main control microprocessor through an IIC bus. The power switch of the power module is arranged at the rear of the fire helmet. The ARM main control microprocessor is connected to the background control center through an electrical signal of a communication module. The communication module is arranged at the rear end of the fire helmet and is located on the outside of the outer shell.

4. The intelligent fire helmet according to claim 3, characterized in that: It also includes a monitoring module, wherein the monitoring and identification module includes an environment monitoring module and a vital sign monitoring module; The environmental monitoring module includes an image acquisition module, a temperature and humidity sensor, and a harmful gas sensor. The image acquisition module is arranged at the front end of the fire helmet; the temperature and humidity sensor and the harmful gas sensor are arranged on the left side of the fire helmet, and the ARM main control microprocessor is electrically connected to the image acquisition module, the temperature and humidity acquisition module, and the harmful gas sensor respectively; The vital signs monitoring module is arranged on the right side of the fire helmet and is located on the inner shell. The vital signs monitoring module includes an oxygen concentration sensor, a body temperature sensor, a heart rate sensor, a breathing sensor and a brain wave sensor. The oxygen concentration sensor, the body temperature sensor, the heart rate sensor, the breathing sensor and the brain wave sensor are assembled through a sensor hub and electrically connected to the ARM main control microprocessor through a PCIE bus.

5. The intelligent fire helmet according to claim 3, characterized in that: It also includes a positioning module, which is arranged on the rear side of the helmet. The positioning module includes GPS positioning, a three-axis acceleration sensor and a three-axis gyroscope acceleration sensor. The GPS positioning, the three-axis acceleration sensor and the three-axis gyroscope acceleration sensor are electrically connected to the ARM main control microprocessor through the SPI interface.

6. The intelligent fire helmet according to claim 3, characterized in that: It also includes an alarm module, which is arranged on the outside of the fire head outer shell. The alarm module includes a yellow LED light, a green LED light, a red LED light, and a blue LED light. The ARM main control microprocessor is electrically connected to the yellow LED light, the green LED light, the red LED light, and the blue LED light respectively.

7. The intelligent fire helmet according to claim 3, characterized in that: It also includes an audio module, which includes a speaker, an earphone and a microphone. The speaker and the earphone are connected to the central processor ARM main control microprocessor through the IIS bus. The earphone is located on the left and right sides of the ear position of the fire helmet, the microphone is located at the lower right side of the inner layer of the fire helmet, and the speaker is arranged at the upper right side of the outer layer of the fire helmet.

8. The intelligent fire helmet according to claim 3, characterized in that: The communication module includes 5G communication, 4G communication and LORA communication, and the communication module is connected to the ARM main control microprocessor through a UART bus.

9. The intelligent fire helmet according to claim 3, characterized in that: A viewing window is arranged at the front end of the fire helmet, and guide rails are arranged on both sides of the viewing window. The upper ends of the guide rails extend toward the middle interlayer, and protective glasses are slidably arranged in the guide rails. The protective glasses can slide upward along the guide rails to the middle interlayer to open the viewing window.

10. The intelligent fire helmet according to claim 3, characterized in that: It also includes a heat-proof barrier layer, a notch is arranged in the middle of the heat-proof barrier layer, the bottom of the fire helmet is fixedly connected to the notch, and a detachable flame-retardant protective layer is arranged on the outer side of the heat-proof barrier layer.

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