WO2023160474A1

WO2023160474A1 - Fire helmet

Info

Publication number: WO2023160474A1
Application number: PCT/CN2023/076803
Authority: WO
Inventors: 刘若鹏; 栾琳; 易友文
Original assignee: 深圳光启空间技术有限公司
Priority date: 2022-02-28
Filing date: 2023-02-17
Publication date: 2023-08-31

Abstract

A smart fire helmet. The smart fire helmet comprises: a helmet body (10); a mask assembly, the mask assembly being provided on the front side of the helmet body (10) and being rotatably or detachably connected to the helmet body (10); a camera assembly (20), the camera assembly (20) being storably connected to the helmet body (10); an AR display assembly (30), the AR display assembly (30) being provided on the front side of the helmet body (10) and being at least used for displaying image information of a target object photographed by the camera assembly (20); and a motherboard assembly, the motherboard assembly being provided on the helmet body (10) and being electrically connected to the camera assembly (20) and the AR display assembly (30). According to the smart fire helmet, the problem in the prior art of inconvenience in rescue operations of firefighters is solved.

Description

fire helmet

technical field

The invention relates to the technical field of wearable devices, in particular to an intelligent fire helmet.

Background technique

When firefighters perform fire fighting and rescue tasks, they will use various technological means to provide support, such as walkie-talkies to provide call protection, infrared thermal imaging cameras to penetrate smoke, and visible light cameras to provide disaster records. Inconvenience to fire fighting and rescue operations.

From the above, it can be seen that in the prior art, there is a problem of inconvenient movement when firefighters rescue.

technical problem

The main purpose of the present invention is to provide an intelligent fire helmet to solve the problem of inconvenient movement of firefighters in the prior art during rescue.

technical solution

In order to achieve the above object, the present invention provides an intelligent fire helmet, comprising: a helmet body; a mask assembly, the mask assembly is arranged on the front side of the helmet body and is rotatably or detachably connected with the helmet body; a camera assembly, the camera assembly is arranged On the helmet body; the AR display component, the AR display component is connected to the helmet body in a receivable manner, at least for displaying the image information of the target object captured by the camera component; The display components are electrically connected.

Beneficial effect

Implement the technical solution of the present invention, by integrating the camera assembly, the AR display assembly and the main board assembly on the helmet body, the AR display assembly for displaying the image information of the target object captured by the camera assembly is arranged on the front side of the helmet body, and the main board assembly Electrically connected with the camera component and AR display component, firefighters do not need to hold the above components to perform tasks, thus freeing their hands, and can observe the situation ahead in real time during rescue, which greatly improves the flexibility and mobility of actions and solves the problem of firefighter rescue. mobility issues.

Description of drawings

Fig. 1 shows the structural representation of the intelligent firefighting helmet of embodiment one among the present invention;

Fig. 2 shows the structural representation of the intelligent fire helmet of embodiment two in the present invention;

Fig. 3 shows a schematic structural view of the intelligent firefighting helmet of the third embodiment of the present invention.

FIG. 4 shows an exploded view of an AR display component in a specific embodiment of the present invention;

Fig. 5 shows a schematic structural diagram of an AR display component in a specific embodiment of the present invention;

Fig. 6 shows a schematic structural view of a smart firefighting helmet in a specific embodiment of the present invention.

FIG. 7 shows an exploded view of an AR display component in a specific embodiment of the present invention;

FIG. 8 shows a schematic structural diagram of an AR display component in a specific embodiment of the present invention;

Fig. 9 shows a schematic structural view of a smart firefighting helmet in a specific embodiment of the present invention.

FIG. 10 shows an exploded view of an AR display component in a specific embodiment of the present invention;

Fig. 11 shows a schematic structural diagram of an AR display component in a specific embodiment of the present invention;

Fig. 12 shows a schematic structural view of the rotating and flipping assembly in a specific embodiment of the present invention;

Fig. 13 shows a schematic diagram of the AR display component in use in a specific embodiment of the present invention;

Fig. 14 shows a schematic diagram of the AR display component in a storage state in a specific embodiment of the present invention.

Fig. 15 shows a schematic structural diagram of an external installation structure in a specific embodiment of the present invention;

Fig. 16 shows a cross-sectional view of an external mounting structure in a specific embodiment of the present invention;

Fig. 17 shows an exploded view of an intelligent firefighting helmet in a specific embodiment of the present invention;

Fig. 18 shows a schematic structural view of an intelligent firefighting helmet in a specific embodiment of the present invention.

Figure 19 shows an exploded view of the camera module in a specific embodiment of the present invention;

Fig. 20 shows a schematic structural diagram of a camera module in a specific embodiment of the present invention;

Fig. 21 shows a cross-sectional view of a camera module in a specific embodiment of the present invention.

Figure 22 shows an exploded view of the sealing structure of the camera in a specific embodiment of the present invention;

Fig. 23 shows a cross-sectional view of the sealing structure of the camera in a specific embodiment of the present invention;

Fig. 24 shows a schematic structural view of the helmet body of the intelligent firefighting helmet in a specific embodiment of the present invention;

Fig. 25 shows a structural diagram of the connection between the helmet body of the smart firefighting helmet and the sealing structure of the camera in a specific embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and examples.

It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by those of ordinary skill in the art to which this application belongs.

In the present invention, unless stated otherwise, the used orientation words such as "upper, lower, top, bottom" are usually for the directions shown in the drawings, or for the parts themselves in the vertical, In terms of vertical or gravitational direction; similarly, for the convenience of understanding and description, "inner and outer" refer to the inner and outer relative to the outline of each component itself, but the above orientation words are not used to limit the present invention.

In order to solve the problem of inconvenient movement of firefighters in the prior art, the invention provides an intelligent fire helmet.

Embodiments of the present invention

Embodiment one

As shown in FIG. 1 , the smart fire helmet includes a helmet body 10 , a mask assembly, a camera assembly 20 , an AR display assembly 30 and a main board assembly. The mask assembly is arranged on the front side of the helmet body 10 and is rotatably or detachably connected with the helmet body 10 . The camera assembly 20 is arranged on the helmet body 10 . The AR display component 30 is configured to be receptably connected to the helmet body 10 , and is at least used to display the image information of the target object captured by the camera component 20 . The motherboard assembly is arranged on the helmet body 10 and is electrically connected with the camera assembly 20 and the AR display assembly 30 .

By integrating the camera assembly 20, the AR display assembly 30 and the main board assembly on the helmet body 10, the AR display assembly 30 for displaying the image information of the target object captured by the camera assembly 30 is arranged on the front side of the helmet body 10, and the main board assembly and The camera assembly 20 and the AR display assembly 30 are electrically connected, so that firefighters do not need to hold the above-mentioned components to perform tasks, thereby freeing their hands, and can observe the situation ahead in real time during rescue, which greatly improves the flexibility and mobility of actions and ensures the safety of firefighters. The operation is convenient during rescue, and the rescue efficiency is improved. In addition, by integrating the above components on the helmet body 10, intelligent functions are provided without affecting the basic protection performance of the intelligent fire helmet, and the comfort of wearing the helmet is ensured, while good scalability is also provided.

Specifically, in order to ensure the normal use of the main board assembly, the main board assembly can be arranged in the interlayer of the helmet body 10, so as to avoid damage caused by rain or foreign object collision. The motherboard assembly includes a motherboard and a heat sink, and the heat sink is bonded to the motherboard to dissipate heat from the motherboard.

In this embodiment, the mask assembly includes a protective mask and an air breathing mask. Wherein, the protective mask is rotatably connected with the helmet body 10 , and the air breathing mask is detachably connected with the helmet body 10 . Specifically, the two ends of the protective mask have rotating parts respectively, and the two rotating parts are rotatably connected with both sides of the helmet body 10, so that the protective mask can be rotated up and down, and when it needs to be used, the protective mask can be rotated downward to make the protective mask The face shield shields the firefighter's face, thereby protecting the firefighter's face from injuries. The air breathing mask is arranged on a side close to the helmet body 10 relative to the protective mask, that is, the inner side of the helmet body 10 . The air breathing mask is connected to the oxygen cylinder. After wearing the air breathing mask, firefighters can breathe in isolation from the external environment to prevent inhalation of toxic gases such as thick smoke. It can be understood that the AR display assembly 30 is located in the space between the protective mask and the air breathing mask.

In this embodiment, the camera assembly 20 includes a plurality of cameras, and at least one camera is arranged on the front side of the helmet body 10 . Correspondingly, cameras can also be provided on the rear side or on the left and right sides of the helmet body 10, so as to obtain the specific conditions of the firefighter's environment from multiple angles, which can be selected according to actual needs.

As shown in FIG. 1 , in this embodiment, the camera assembly 20 includes a visible light camera 21 and an infrared thermal imaging camera 22 . The visible light camera 21 and the infrared thermal imaging camera 22 are arranged at intervals on the front side of the helmet body 10 . By arranging the above two types of cameras, the camera assembly 20 can acquire the image information of the captured target object in both daytime and night environments, realizing all-weather use. It can be understood that the camera assembly 20 may also include more cameras, and the types of cameras are not limited to infrared cameras and visible light cameras, the number and types of which can be selected according to actual needs.

In this embodiment, the helmet body 10 has a camera installation cavity, the number of the camera installation cavity is adapted to the number of the cameras of the camera assembly 20, and at least a part of the cameras of the camera assembly 20 is accommodated in the camera installation cavity.

In this embodiment, the AR display assembly 30 is located on the front side of the helmet body 10 , is detachably connected with the helmet body 10 , and can be accommodated in the helmet body 10 . Further, in order to facilitate the use of the AR display assembly 30 , the position between the AR display assembly 30 and the helmet body 10 may also be adjustable.

Specifically, the position of the AR display component 30 in the height direction relative to the helmet body 10 can be adjusted. Optionally, the AR display assembly 30 can also ensure that the angle between the AR display assembly 30 and the helmet body 10 is adjustable by positioning the support. Further, the AR display assembly 30 can also ensure that the rotational position of the AR display assembly 30 relative to the helmet body 10 can be adjusted by rotating the assembly. In this way, when firefighters use the AR display assembly 30, they can pull down the AR display assembly 30 to the front of the eyes and adjust it to a comfortable position. After use, the AR display assembly 30 can be lifted up and stored inside the helmet body 10 without affecting the normal line of sight. , Easy to use.

In this embodiment, the AR display component 30 includes an optical waveguide display component. The optical waveguide display component realizes augmented reality display through optical waveguide technology, so as to display the image information of the target object measured by the camera component 20 in real time.

In this embodiment, the smart fire helmet also includes a voice input component and a voice output component. Both the voice input component and the voice output component are electrically connected to the mainboard component. Specifically, the voice input component can be arranged on the interlayer of the helmet body 10 corresponding to the human ear, and the earpiece of the voice output component is exposed outside the helmet body 10 and set close to the mouth of the firefighter. By setting the voice input component and the voice output component, firefighters can communicate with the outside world and other firefighters in real time, so as to exchange information in time and improve rescue efficiency.

As shown in FIG. 1 , the smart fire helmet also includes a communication component 60 and a battery component 70 . The communication component 60 is arranged on the helmet body 10 and is electrically connected with the main board component for establishing a communication connection with the outside world. The battery assembly 70 is arranged on the helmet body 10 and electrically connected with the motherboard assembly. In this embodiment, the communication component 60 and the battery component 70 are respectively arranged on the left and right sides of the helmet body 10 . Specifically, the communication component 60 includes at least a 4G module, a 5G module, a WIFI module and a Bluetooth module.

In this embodiment, because most of the working environment of firefighters is a high-temperature environment, in addition, electronic components will continue to generate heat, so the smart fire helmet also includes a heat dissipation device, and the helmet body 10 also has a heat dissipation channel correspondingly, so that The electronic components of the smart fire helmet and the head of the firefighter conduct heat dissipation to ensure the health of the firefighters and the normal operation of the smart fire helmet itself.

In this embodiment, the smart fire helmet further includes a positioning unit. The positioning unit is signal-connected with the mainboard assembly and used to acquire the current position. The AR display component 30 can display the position information obtained by the positioning unit. Through the positioning unit, the specific position of the firefighter wearing the intelligent fire helmet in this embodiment can be determined. In addition, the AR display component 30 can also simultaneously display the specific positions of other firefighters, thereby facilitating mutual cooperation among firefighters and ensuring the safety of firefighters.

In this embodiment, the smart fire helmet further includes an antenna unit. The antenna unit is arranged on the outer top side of the helmet body 10 and is electrically connected with the communication component 60 for receiving and sending communication signals to realize communication between firefighters and the outside world and enable the outside world to obtain image information of the rescue scene in real time. The AR display component 30 is capable of displaying information received by the antenna unit. Through the antenna unit, communication with the outside world and mutual transmission of information are realized. Specifically, the antenna unit in the present application does not exist independently of the helmet body 10, but is arranged on the outer top side of the helmet body 10 and integrated with the helmet body 10, so that the antenna unit does not occupy the helmet body 10. space, so that the space of the helmet body 10 is fully utilized, and the weight of the helmet body 10 is reduced.

In this embodiment, the smart fire helmet also includes a storage unit and a data interface. The storage unit is electrically connected with the main board assembly, and is used for recording and storing the data information of the intelligent fire helmet. The data interface is electrically connected with the mainboard assembly, and is used for connecting external devices for uploading and downloading of data information. Through the storage unit and the data interface, it can be ensured that the intelligent fire helmet in this embodiment can upload or export the acquired image information in time.

In the first embodiment, the AR display component can have different structures:

AR Display Component Structure 1

As shown in FIG. 4 to FIG. 6 , the AR display assembly includes a fixing bracket 3110 , a protective casing 3120 , a turning and moving assembly 3130 , an optical waveguide element 3140 and a display member 3150 . One end of the fixing bracket 3110 is connected with the goggles 3190 of the intelligent firefighting helmet. The protective housing 3120 has an accommodating area, and the display part 3150 and the optical waveguide element 3140 are both disposed in the accommodating area. The display part 3150 is electrically connected with the optical waveguide element 3140 . The overturning and moving component 3130 is respectively connected with the other end of the fixed bracket 3110 and the protective shell 3120 , so that the protective shell 3120 can turn over and move relative to the fixed bracket 3110 .

Through the fixed bracket 3110 , the protective shell 3120 , the turning and moving component 3130 , the optical waveguide element 3140 and the display part 3150 . One end of the fixing bracket 3110 is connected with the goggles 3190 of the intelligent firefighting helmet. The protective housing 3120 has an accommodating area, and the display part 3150 and the optical waveguide element 3140 are both disposed in the accommodating area. The display part 3150 is electrically connected with the optical waveguide element 3140 . The overturning moving assembly 3130 is connected with the other end of the fixed bracket 3110 and the protective shell 3120 respectively, so that the protective shell 3120 can be turned over and moved relative to the fixed bracket 3110, so that the protective shell 3120 can be turned over and moved relative to the fixed bracket 3110 by the overturning mobile assembly 3130 Move, and then the display part 3150 accommodated in the accommodating area can also be flipped and moved relative to the fixed bracket 3110, so that the wearer can adjust the position and angle of the display part 3150 according to his own interpupillary distance and viewing angle, thereby Finding the most appropriate use position and angle improves the convenience and comfort of the AR display component, thereby improving user experience.

In this embodiment, the AR display component is arranged inside the goggles 3190 of the smart firefighting helmet, and the fixing bracket 3110 is an arc-shaped bar structure matching the curvature of the goggles 3190 . Specifically, one end of the fixing bracket 3110 is fixed on the edge of the goggles 3190 by screws, the other end of the fixing bracket 3110 extends in a direction close to the center of the goggles 3190, and the extending direction of the fixing bracket 3110 is roughly parallel to the horizontal plane.

In this embodiment, the display part 3150 is a rectangular display screen, which is used to realize augmented reality display, so as to display information such as temperature or images transmitted by other components in real time. Further, the display screen may be display glass. Of course, the display part 3150 can also be in other shapes, which can be selected according to actual needs.

As shown in FIG. 4 , the flip movement assembly 3130 includes a movement shaft 3131 . The moving shaft 3131 is horizontally arranged on the protective shell 3120 , and the other end of the fixed bracket 3110 is reversibly and movably connected to the moving shaft 3131 . That is to say, the protective shell 3120 can move relative to the fixed bracket 3110 through the moving shaft 3131 .

As shown in FIG. 4 , the turning and moving assembly 3130 further includes a supporting frame 3135 . There are two support frames 3135, and the two support frames 3135 are arranged on the protective shell 3120 at intervals. The support frames 3135 are provided with through holes, and the two ends of the moving shaft 3131 are respectively installed on the two support frames 3135. It can be understood that the distance between the two support frames 3135 is set in the horizontal direction in front of the wearer's eyes, so that the moving axis 3131 is also set in the horizontal direction, so that the protective shell 3120 can drive the display part 3150 along the moving axis 3131 Move left and right, and then adjust the display part 3150 to a suitable position according to the wearer's own interpupillary distance and viewing angle, so as to find the most suitable use position.

As shown in FIG. 4 , the turning and moving assembly 3130 further includes a first slider 3132 and a second slider 3133 arranged at intervals. Both the first slider 3132 and the second slider 3133 are nested on the moving shaft 3131 and can move along the moving shaft 3131, and the first slider 3132 and the second slider 3133 are reversibly connected to the other end of the fixed bracket 3110 connect. Specifically, the bottoms of the first sliding block 3132 and the second sliding block 3133 are provided with sliding holes, and the diameter of the sliding holes matches the outer diameter of the moving shaft 3131 . The moving shaft 3131 respectively passes through the sliding holes of the first sliding block 3132 and the second sliding block 3133 , so that the first sliding block 3132 and the second sliding block 3133 can move along the moving shaft 3131 .

Further, as shown in FIG. 4 , the turning and moving assembly 3130 further includes a pivoting member 3134 disposed parallel to the moving shaft 3131 . The pivoting member 3134 is respectively connected with the other end of the fixing bracket 3110 and the first sliding block 3132 , so that the first sliding block 3132 can turn over relative to the fixing bracket 3110 . Specifically, the pivoting member 3134 is a straight shaft structure, including a pivoting section, a first connecting section and a second connecting section located at both ends of the pivoting section, and the first connecting section, the pivoting section and the second connecting section are coaxial set up. That is to say, the pivoting section is the rotation axis between the first sliding block 3132 and the fixed bracket 3110 , and the pivoting section is kept horizontal. The first connecting section and the second connecting section are respectively connected with the other end of the fixed bracket 3110 and the protective shell 3120, and the first connecting section and the second connecting section are respectively rotatably connected with the pivoting section, the rotation direction of the first connecting section The rotation directions of the second connecting section and the second connecting section are both perpendicular to the length direction of the pivoting member 3134, so that the display member 3150 can be guaranteed to rotate toward or away from the wearer.

In this embodiment, the bottom of the other end of the fixing bracket 3110 is provided with a avoidance groove, and the pivoting member 3134 is accommodated in the avoidance groove and connected to the fixing bracket 3110 through the first connecting section. Specifically, the first connecting section 3172 has a mounting hole, and the fixing bracket 3110 has a first threaded hole corresponding to the mounting hole, and the screw passes through the mounting hole and the first threaded hole, so that the first connecting section 3172 is connected to the fixing bracket 3110 .

In this embodiment, the second connecting section has a mounting hole, the second slider 3133 is provided with a mounting groove, and the mounting groove is provided with a second threaded hole corresponding to the mounting hole, and the second connecting section is accommodated in the mounting groove , the screw passes through the mounting hole and the second threaded hole, so that the second connecting section is connected with the second sliding block 3133 . In this embodiment, the shape of the installation groove matches the shape of the second connecting section.

On the other hand, as shown in Figure 4, the other end of the fixed bracket 3110 has a cylindrical boss 3111 parallel to the moving shaft 3131, and the second sliding block 3133 is provided with a nesting round hole 31331, and the nesting round hole 31331 is located on the second sliding block. On the top of the block 3133, the second slider 3133 is nested on the cylindrical boss 3111 and can rotate along the cylindrical boss 3111, so that the first slider 3132 and the second slider 3133 can be turned over with the other end of the fixed bracket 3110 ground connection. In this embodiment, the cylindrical boss 3111 and the pivoting member 3134 are arranged coaxially. Through the above setting, the pivoting section of the cylindrical boss 3111 and the pivoting member 3134 is used as a rotating shaft, so that the second slider 3133 and the first slider 3132 can be turned over with respect to the fixed bracket 3110 respectively, so that the protective shell 3120 can drive the display The part 3150 is flipped back and forth relative to the fixed bracket 3110, and the wearer can adjust the display part 3150 to a suitable angle according to his own interpupillary distance and viewing angle, so as to find the most suitable use angle.

It should be noted that when the protective shell 3120 is turned over, its rotation track is to rotate toward or away from the wearer.

In this embodiment, the pivoting section of the pivoting member 3134 and the nesting position of the cylindrical boss 3111 and the second sliding block 3133 are all provided with a damping structure, so that the protective shell 3120 drives the display member 3150 to turn over relative to the fixed bracket 3110 After the angle is preset, the included angle between the display member 3150 and the fixing bracket 3110 will not change, ensuring the normal use of the AR display component.

As shown in FIG. 4 , the accommodating area includes a hollow cavity 3160 and an accommodating recess 3170 which communicate with each other. The optical waveguide element 3140 is accommodated in the hollow cavity 3160 , and the display member 3150 is accommodated in the accommodation recess 3170 and extends away from the fixing bracket 3110 .

As shown in FIG. 4 , the protective shell 3120 includes an upper end cover 3121 and a lower housing 3122 , and the upper end cover 3121 and the lower housing 3122 are fastened together to form a hollow cavity 3160 . Specifically, the support frame 3135 is disposed on the upper end cover 3121 .

As shown in FIG. 4 , the protective shell 3120 further includes a receiving seat 3123 and a side cover 3124 , one end of the receiving seat 3123 is connected to the lower casing 3122 , and the receiving seat 3123 and the side cover 3124 form a receiving recess 3170 . The side cover 3124 protects the display part 3150, prevents the display part 3150 from being scratched, and prevents the edge of the display part 3150 from scratching the user.

In this embodiment, one side of the lower case 3122 has an opening, and the upper end cover 3121 , and the fastened end of the receiving seat 3123 and the side cover 3124 together seal the opening of the lower case 3122 . Wherein, the portion of the receiving seat 3123 that blocks the opening of the lower housing 3122 also has an opening to connect the hollow cavity 3160 with the receiving recess 3170 , so as to ensure the electrical connection between the optical waveguide element 3140 and the display member 3150 . Specifically, the end of the receiving seat 3123 close to the lower casing 3122 has two rows of mounting ribs arranged at intervals up and down, and threaded holes are provided on the mounting ribs, and the two rows of mounting ribs correspond to the top end surface and the bottom end surface of the lower casing 3122 respectively. , and the top surface and the bottom surface of the lower case 3122 are correspondingly provided with through holes, and the screws respectively pass through the through holes of the lower case 3122 and the threaded holes of the mounting seat, thereby fixing the accommodating seat 3123 and the lower case 3122.

In this embodiment, the working area of the display part 3150 is the part that does not overlap with the lower casing 3122 , that is, the lower part of the display part 3150 . In order to ensure that the AR display assembly does not affect the wearer's line of sight, the AR display assembly also includes a shading member, which is arranged on the side cover 3124 and located at the opening of the lower casing 3122, so that the display member 3150 is connected to the lower casing. The overlapping part of 3122 is blocked. This can prevent the light emitted by the optical waveguide element 3140 from leaking from the overlapping portion of the display part 3150 and the lower housing 3122. The leaked light will be reflected on the goggles of the smart fire helmet and will be reflected to the wearer's eyes so that the wearer cannot see. Clear the front to avoid affecting the wearer's line of sight.

As shown in FIG. 4 , the fixing bracket 3110 has a cable slot 3112 extending along the length direction for accommodating a cable 3180 of the AR display component. The fixed bracket 3110 also includes a protective cover 3113. The protective cover 3113 is detachably connected to the main body of the fixed bracket 3110, so that the cable 3180 is limited and stopped in the wiring groove 3112, and the cable 3180 is protected to prevent the cable 3180 from being damaged during use. The cable 3180 is exposed outside the fixing bracket 3110 .

In this embodiment, the upper end cover 3121 is provided with an escape hole, and the cable 3180 enters the hollow cavity 3160 through the avoidance hole, so as to be electrically connected with the optical waveguide element 3140 .

As shown in FIG. 6 , the present application also provides a smart fire helmet, including a helmet body (not shown), goggles 3190 , goggles shield 31100 and an AR display component 30 . Specifically, the goggles shield 31100 is fixed on the helmet body, the goggles 3190 are arranged on the goggles shield 31100 , and the AR display component 30 is arranged inside the goggles 3190 . The protective shell 3120 of the AR display assembly 30 is connected to the fixed bracket 3110 in a reversible and movable manner, and drives the display part 3150 to turn and move relative to the fixed bracket 3110 . After the wearer wears the smart fire helmet of the present application, when the AR display component 30 needs to be used, the position of the display part 3150 is adjusted by moving left and right, and the angle of the display part 3150 is adjusted by turning the display part 3150, so as to Adjust the position and angle of the display part 3150 accordingly to find the most appropriate use position and angle.

In this embodiment, the smart fire helmet also includes a temperature measuring component. The temperature measuring component is electrically connected with the AR display component. The temperature measuring component can measure the temperature of the measured object. In densely populated areas such as subways and stations, anti-epidemic personnel wear the smart fire helmets in this embodiment, use the temperature measurement component to monitor the body temperature of personnel without contact, and display the body temperature information in real time through the AR display component, so as to screen the fever personnel .

In this embodiment, the smart fire helmet also includes a camera assembly. The camera component is electrically connected with the AR display component. The AR display component can display the image information of the object captured by the camera component. Through the camera component, functions such as two-dimensional code recognition, face recognition, document recognition, license plate recognition, and driver's license recognition can be realized. After opening up with big data, using the smart fire helmet in this embodiment, when checking at checkpoints such as the entrance of the community and the building, after the personnel show the QR code, they can scan the QR code identity information through the camera component to quickly check. Relevant personnel, and automatically match and save records of personnel's identity information, body temperature, etc., greatly improving screening efficiency. Furthermore, the camera module can also recognize the license plate of the vehicle, and through network matching, the identity information of the owner can be quickly confirmed.

From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects: fixed bracket 3110 , protective shell 3120 , turning and moving assembly 3130 , optical waveguide element 3140 and display member 3150 . One end of the fixing bracket 3110 is connected with the goggles 3190 of the intelligent firefighting helmet. The protective housing 3120 has an accommodating area, and the display part 3150 and the optical waveguide element 3140 are both disposed in the accommodating area. The display part 3150 is electrically connected with the optical waveguide element 3140 . The overturning moving assembly 3130 is connected with the other end of the fixed bracket 3110 and the protective shell 3120 respectively, so that the protective shell 3120 can be turned over and moved relative to the fixed bracket 3110, so that the protective shell 3120 can be turned over and moved relative to the fixed bracket 3110 by the overturning mobile assembly 3130 Move, and then the display part 3150 accommodated in the accommodating area can also be flipped and moved relative to the fixed bracket 3110, so that the wearer can adjust the position and angle of the display part 3150 according to his own interpupillary distance and viewing angle, thereby Finding the most appropriate use position and angle improves the convenience and comfort of the AR display component, thereby improving user experience.

AR Display Component Structure II

As shown in FIGS. 7 to 9 , the AR display assembly includes a bracket 3210 , a protective shell 3220 , a light emitting element 3230 and a display member 3240 . One end of the bracket 3210 is connected to the front side of the helmet body 3280 of the intelligent firefighting helmet. The protective shell 3220 is rotatably connected to the other end of the bracket 3210, and the protective shell 3220 has an accommodating area. Both the display part 3240 and the light emitting element 3230 are disposed in the accommodating area, and the display part 3240 is electrically connected to the light emitting element 3230 . The protective shell 3220 is rotatably connected to the support 3210, and the rotation axis of the protective shell 3220 and the support 3210 is perpendicular to the axial direction of the support 3210, so that the AR display assembly has a deployed state and a storage state. When the protective shell 3220 rotates relative to the support 3210, the display There is an included angle between the component 3240 and the bracket 3210, and the included angle in the stored state is smaller than the included angle in the unfolded state.

The AR display assembly includes a bracket 3210, a protective shell 3220, a light-emitting element 3230 and a display member 3240. One end of the bracket 3210 is connected to the front side of the helmet body 3280 of the smart fire helmet, and the protective shell 3220 is rotatably connected to the other end of the bracket 3210. , the rotation axis of the protective shell 3220 and the bracket 3210 is perpendicular to the axial direction of the bracket 3210, the protective shell 3220 has an accommodating area, the display part 3240 and the light emitting element 3230 are all arranged in the accommodating area, and the display part 3240 is electrically connected with the light emitting element 3230 In this way, the AR display component is directly connected to the helmet body 3280 of the smart fire helmet through the bracket 3210, and the protective shell 3220 is rotatably connected to the bracket 3210. When the AR display component needs to be used, the display part 3240 is rotated to the front of the wearer After use, turn the AR display assembly upwards and store it on the front lower edge of the helmet body 3280 to avoid the wearer's sight, so that the AR display assembly can be unfolded and stored conveniently and quickly, improving user experience.

In this embodiment, the display part 3240 is a rectangular display screen, which is used to realize augmented reality display, so as to display information such as temperature or images transmitted by other components in real time. Further, the display screen may be display glass. Of course, the display part 3240 can also be in other shapes, which can be selected according to actual needs.

In this embodiment, the support 3210 is arranged along the vertical direction. In the unfolded state, the included angle between the display member 3240 and the bracket 3210 is a flat angle or an obtuse angle. The specific angle of the included angle is adjusted according to the wearer's personal experience. It should be noted that when the included angle is an obtuse angle, the display member 3240 can be close to the wearer's eyes, or far away from the wearer's eyes, as long as the wearer has a good visual sense. In the storage state, the included angle between the display member 3240 and the bracket 3210 is a right angle or an acute angle. This can ensure that the display part 3240 can completely avoid the wearer's line of sight, thereby ensuring the normal vision of the wearer. It can be understood that when the display part 3240 is stored upward, its rotation track is to rotate toward the wearer.

As shown in FIG. 7 , the accommodating area includes a hollow cavity 3250 and an accommodating recess 3260 which are connected. The light emitting element 3230 is accommodated in the hollow cavity 3250 , and the display element 3240 is accommodated in the accommodation recess 3260 and extends away from the bracket 3210 .

As shown in FIG. 7 , the protective shell 3220 includes a front cover 3222 and a rear shell 3223 , and the front cover 3222 and the rear shell 3223 are fastened together to form a hollow cavity 3250 .

As shown in FIG. 7 , the protective housing 3220 further includes a transparent seat 3224 and a transparent cover 3225 , one end of the transparent seat 3224 is connected to the rear shell 3223 , and the transparent seat 3224 and the transparent cover 3225 form a receiving recess 3260 .

In this embodiment, one side of the rear case 3223 has an opening, and the front cover 3222 , and the fastened end of the transparent seat 3224 and the transparent cover 3225 together seal the opening of the rear case 3223 . Wherein, the part of the transparent seat 3224 that blocks the opening of the rear shell 3223 also has an opening to connect the hollow cavity 3250 with the receiving recess 3260 , so as to ensure the electrical connection between the light emitting element 3230 and the display member 3240 . Specifically, the end of the transparent seat 3224 close to the rear shell 3223 has two rows of mounting ribs arranged at intervals up and down. The mounting ribs are provided with threaded holes, and the two rows of mounting ribs are respectively corresponding to the top and bottom faces of the rear shell 3223, and The top and bottom surfaces of the shell 3223 are correspondingly provided with through holes, and the screws respectively pass through the through holes of the rear shell 3223 and the threaded holes of the mounting seat, thereby fixing the transparent seat 3224 and the rear shell 3223 .

In this embodiment, the working area of the display part 3240 is the part that does not overlap with the rear case 3223 , that is, the lower part of the display part 3240 . In order to ensure that the AR display component will not affect the wearer's line of sight, the AR display component also includes a shading member, which is arranged on the transparent cover 3225 and located at the opening of the rear case 3223, so that the display member 3240 and the rear case 3223 are separated. Overlaps are covered. This can prevent the light emitted by the light-emitting element 3230 from leaking from the overlapping part of the display part 3240 and the rear shell 3223. The leaked light will be reflected on the goggles of the smart fire helmet and will be reflected to the wearer's eyes so that the wearer cannot see clearly ahead. , so as to avoid affecting the wearer's line of sight.

As shown in FIG. 7 , the AR display assembly further includes a pivot member 3270 . The pivoting member 3270 is respectively connected with the bracket 3210 and the protective shell 3220 to make the protective shell 3220 rotate relative to the bracket 3210 . Specifically, the pivoting member 3270 includes a pivoting section 3271 , a first connecting section 3272 and a second connecting section 3273 located at two ends of the pivoting section 3271 . That is to say, the pivoting section 3271 is the rotation axis of the above-mentioned protective shell 3220 and the bracket 3210 , and the pivoting section 3271 is perpendicular to the axial direction of the bracket 3210 . The first connecting section 3272 and the second connecting section 3273 are respectively connected to the bracket 3210 and the protective shell 3220, and the first connecting section 3272 and the second connecting section 3273 are respectively rotatably connected to the pivoting section 3271, and the first connecting section 3272 Both the rotation direction and the rotation direction of the second connecting section 3273 are perpendicular to the length direction of the pivoting member 3270, so that the display member 3240 can be guaranteed to rotate towards the wearer.

In this embodiment, the first connecting section 3272, the pivoting section 3271 and the second connecting section 3273 are arranged coaxially.

In this embodiment, damping structures are provided between the first connecting section 3272 and the pivoting section 3271, and between the second connecting section 3273 and the pivoting section 3271, so that after the display member 3240 is rotated by a preset angle relative to the bracket 3210 , the angle between the display part 3240 and the bracket 3210 will not change, ensuring the normal use of the AR display component.

As shown in Figure 7, the first connecting section 3272 has a mounting hole, the bracket 3210 has a first mounting cavity 3211 and a first threaded hole corresponding to the mounting hole, the first connecting section 3272 extends into the first mounting cavity 3211, and the screw Through the mounting hole and the first threaded hole, the first connecting section 3272 is connected to the bracket 3210 . In this embodiment, the shape of the first installation cavity 3211 matches the shape of the first connecting section 3272 . The first connecting section 3272 also has a counterbore corresponding to the installation hole, and the screw passes through the counterbore, the installation hole and the first threaded hole in turn, so that the first connecting section 3272 is fixed in the first installation cavity 3211, and the nail of the screw The head is accommodated in the counterbore.

As shown in Figure 7, the second connecting section 3273 has a mounting hole, the protective shell 3220 is provided with a mounting portion 3221, and the mounting portion 3221 has a second mounting cavity 32211 and a second threaded hole corresponding to the mounting hole, at least the second connecting section 3273 protrudes into the second installation cavity 32211 , and the screw passes through the installation hole and the second threaded hole, so that the second connecting section 3273 is connected with the protective shell 3220 . In this embodiment, the shape of the second installation cavity 32211 matches the shape of the second connecting section 3273 . The second connecting section 3273 also has a counterbore corresponding to the installation hole, and the screw passes through the counterbore, the installation hole and the threaded hole in turn, so that the second connecting section 3273 is fixed in the second installation cavity 32211, and the nail head of the screw contains placed in the counterbore.

As shown in FIG. 7 , the bracket 3210 has a cable slot 3212 penetrating in the axial direction for accommodating a cable 3290 of the AR display component.

In this embodiment, an avoidance hole is opened on the top surface of the rear shell 3223 , and the cable 3290 enters the hollow cavity 3250 through the avoidance hole, so as to be electrically connected with the light emitting element 3230 .

As shown in FIG. 9 , the present application also provides a smart fire helmet, which includes a helmet body 3280 and an AR display component 30 . Specifically, the AR display assembly 30 is connected to the front side of the helmet body 3280 through the bracket 3210 , and the entire AR display assembly 30 is arranged downward relative to the helmet body 3280 . The protective shell 3220 of the AR display assembly 30 is rotatably connected with the bracket 3210 , and drives the display part 3240 to rotate relative to the bracket 3210 . The AR display assembly 30 has an unfolded state and a storage state. The AR display assembly 30 is in the storage state when not in use. When the wearer wears the smart fire helmet of the present application and needs to use the AR display assembly 30, turn the display part 3240 to At the appropriate position in front of the wearer's eyes, the AR display assembly 30 is in the unfolded state; after the AR display assembly 30 is used, the protective shell 3220 and the display part 3240 are turned up and stored on the front lower edge of the helmet body 3280, at this time The AR display unit 30 is switched from the unfolded state to the stored state so as to avoid the wearer's line of sight.

From the above description, it can be seen that the above-mentioned embodiments of the present invention have achieved the following technical effects: the AR display assembly includes a bracket 3210, a protective shell 3220, a light emitting element 3230 and a display part 3240, and one end of the bracket 3210 is connected to the smart fire helmet The front side of the helmet body 3280 is connected, the protective shell 3220 is rotatably connected with the other end of the bracket 3210, the protective shell 3220 has an accommodating area, and the display part 3240 and the light emitting element 3230 are all arranged at the accommodating area, and the display part 3240 is connected to the accommodating area. The light-emitting element 3230 is electrically connected, the protective shell 3220 is rotatably connected to the bracket 3210, and the rotation axis of the protective shell 3220 and the bracket 3210 is perpendicular to the axial direction of the bracket 3210, so that the AR display component is directly connected to the helmet body 3280 of the intelligent firefighting helmet through the bracket 3210 , and the protective shell 3220 is rotatably connected with the bracket 3210. When the AR display component needs to be used, the display part 3240 can be rotated to an appropriate position in front of the wearer’s eyes. After use, the AR display component can be turned up and stored in the helmet. The lower edge of the front side of the body 3280 avoids the wearer's line of sight, so that the AR display component can be unfolded and stored conveniently and quickly, and the user experience is improved.

AR display component structure three

As shown in FIGS. 10 to 11 , the AR display assembly includes a protective housing 3310 , a rotating flip assembly 3320 , an optical waveguide element 3330 and a display member 3340 . The protective housing 3310 has a receiving area. One end of the rotating flip assembly 3320 is connected to the helmet body 3370 of the intelligent firefighting helmet, and the other end is connected to the protective shell 3310, so that the protective shell 3310 can rotate and flip relative to the helmet body 3370, and the rotation direction of the protective shell 3310 is perpendicular to the flipping direction. Both the display element 3340 and the optical waveguide element 3330 are disposed in the accommodating area, and the display element 3340 is electrically connected to the optical waveguide element 3330 .

The AR display assembly includes a protective shell 3310, a rotating and flipping component 3320, an optical waveguide element 3330 and a display part 3340. One end of the rotating and flipping component 3320 is connected to the helmet body 3370 of the intelligent firefighting helmet, and the other end is connected to the protective shell 3310, so that the protective shell 3310 rotates and flips relative to the helmet body 3370. The rotation direction of the protective shell 3310 is perpendicular to the flipping direction, that is, the rotation axis 3322 is perpendicular to the flipping axis 33233. The protective shell 3310 has an accommodating area, and the display part 3340 and the optical waveguide element 3330 are both arranged on the In the accommodating area, the display part 3340 is electrically connected to the optical waveguide element 3330, so that the protective shell 3310 can be rotated and turned over relative to the helmet body 3370 by rotating the flipping assembly 3320, and then the display part 3340 accommodated in the accommodating area can also be relatively Rotate and flip around the helmet body 3370, so that the wearer can adjust the position and angle of the display part 3340 according to his own interpupillary distance and viewing angle, so as to find the most appropriate use position and angle, and improve the convenience of use of the AR display component sex and comfort.

In this embodiment, the optical waveguide element 3330 is an optical waveguide light machine. The display part 3340 is a rectangular diffractive waveguide plate, which is used to realize augmented reality display, so as to display information such as temperature or images transmitted by other components in real time. Of course, the display part 3340 can also be in other shapes, which can be selected according to actual needs.

As shown in FIG. 12 , the rotating and turning assembly 3320 includes a mounting base 3321 , a rotating shaft 3322 and a turning part 3323 . The mount 3321 is connected to the helmet body 3370 . The rotating shaft 3322 is rotatably connected with the mounting base 3321 . The turning part 3323 is rotatably connected to the rotating shaft 3322 , the protective shell 3310 is connected to the turning part 3323 , and the protective shell 3310 follows the turning part 3323 to rotate around the rotating shaft 3322 .

In this embodiment, the mounting base 3321 is in the shape of an inverted a few characters, so that after the mounting base 3321 is connected to the mounting cover 3380, there is a gap between the middle of the mounting base 3321 and the mounting cover 3380, providing space for the normal rotation of the rotating shaft 3322. Specifically, the mounting base 3321 is provided with a central opening, and one end of the rotating shaft 3322 is rotatably connected to the mounting base 3321 through the central opening.

As shown in FIG. 12 , the turning part 3323 has a first limiting block 33231 , and the rotating shaft 3322 has a first limiting flange 33221 . After the turning part 3323 is rotated by a preset angle, the first limiting block 33231 and the first limiting flange 33221 form a limiting stop. Through the above setting, the turning part 3323 cannot rotate freely and is limited within a certain angle. This enables the user to adjust the angle and position of the display member 3340 more quickly and concisely.

In this embodiment, the preset rotation angle of the turning portion 3323 is 90°.

As shown in FIG. 12 , the turning part 3323 includes a connecting plate 33232 and a turning shaft 33233 . The connecting plate 33232 is provided with a central opening, and at least a part of the rotating shaft 3322 passes through the central opening so that the rotating shaft 3322 is rotatably connected to the connecting plate 33232 . The protective shell 3310 is connected with the turning shaft 33233 , the protective shell 3310 is turned over with respect to the connecting plate 33232 following the turning shaft 33233 , and the turning shaft 33233 is perpendicular to the rotating shaft 3322 .

In this embodiment, the end of the rotating shaft 3322 close to the turning part 3323 has an external thread, and the rotating turning assembly 3320 also includes an elastic member and a fixing nut. On the rotating shaft 3322 and tighten the fixing nut on the rotating shaft 3322 , so that the elastic member abuts against the fixing nut and the connecting plate 33232 . Further, glue can also be applied to the connection between the fixing nut and the rotating shaft 3322 to improve the firmness of the connection.

In this embodiment, the elastic member is a spring.

As shown in Figure 12, the connecting plate 232 includes a first connecting section 2321, a second connecting section 2322 and a third connecting section 2323 connected in sequence, and the first connecting section 2321 and the third connecting section 2323 are formed by the second connecting section 2322. The two ends are bent inward, and the middle opening is located on the second connecting section 2322 . In this embodiment, the connecting plate 232 is in an inverted U shape, the first connecting section 2321 and the third connecting section 2323 are respectively bent inward by 90°, so as to be perpendicular to the second connecting section 2322, and the turning shafts 233 respectively pass through the second connecting section 2322. On the first connecting section 2321 and the third connecting section 2323 . Specifically, the first limiting block 231 is disposed on the second connecting section 2322 .

As shown in FIG. 12 , the turning shaft 233 includes a turning member 2331 and a positioning member 2332 . The first connecting section 2321 is provided with a through hole through which at least a part of the flipping member 2331 passes to rotatably connect the turning shaft 233 to the first connecting section 2321 , and at least a part of the protective shell 10 is connected to the flipping member 2331 . The positioning piece 2332 is fastened to the third connecting section 2323 and arranged coaxially with the flipping piece 2331 , at least a part of the protective shell 10 is sleeved on the positioning piece 2332 .

As shown in FIG. 12 , the turning member 2331 includes a rotating segment 23311 and a fourth connecting segment 23312 connected in sequence. The rotating section 23311 is rotatably connected to the first connecting section 2321 , and the fourth connecting section 23312 is connected to at least a part of the protective shell 3310 .

In this embodiment, the end of the turning member 2331 close to the first connecting section 2321 has an external thread, and the rotating turning assembly 20 also includes an elastic member and a fixing nut. After the turning member 2331 passes through the through hole of the first connecting section 2321, the elastic member Sleeve on the turning member 2331 and tighten the fixing nut on the turning member 2331 , so that the elastic member abuts against the fixing nut and the first connecting section 2321 respectively. Specifically, the elastic member is sleeved on the part of the rotating section 23311 located inside the first connecting section 2321, the end of the rotating section 23311 away from the fourth connecting section 23312 has an external thread, and the fixing nut is connected to the end of the rotating section 23311 away from the fourth connecting section 23312 threaded connection, so that the elastic member is compressed between the first connecting section 2321 and the fixing thread. Further, glue can also be applied to the connection between the fixing nut and the turning member 2331 to improve the firmness of the connection.

As shown in Figure 12, the connecting plate 232 has a second limit block 2324, and the turning shaft 233 has a second limit flange 2333. Edge 2333 forms a limit stop. Specifically, the second limiting block 2324 is disposed on the first connecting section 2321 , and the second limiting flange 2333 is located on a side of the rotating section 23311 away from the fourth connecting section 23312 . Through the above-mentioned setting, the protective shell 3310 cannot be flipped arbitrarily and is limited within a certain angle. This enables the user to adjust the angle and position of the display member 3340 more quickly and concisely.

As shown in FIG. 10 , the AR display assembly further includes a mounting cover 3380 and a gasket 3390 . The helmet body 3370 is provided with avoidance holes for avoiding the rotating shaft 3322, and the two ends of the mounting base 3321 are provided with installation holes. Correspondingly, the helmet body 3370 is also provided with openings. Threaded connection, so that the mounting base 3321 is firmly connected with the mounting cover 3380, and the rotating flip assembly 3320 is tightly connected with the helmet body 3370, and then the seal between the mounting base 3321 and the helmet body 3370 is realized through the gasket 3390.

As shown in FIG. 10 , the accommodating area includes a hollow cavity 3350 and an accommodating recess 3360 which are connected. The optical waveguide element 3330 is accommodated in the hollow cavity 3350 , and the display member 3340 is accommodated in the accommodation recess 3360 and extends in a direction away from the rotating and flipping assembly 3320 .

The protective housing 3310 includes an end cover 3311 and a housing 3312 . The end cover 3311 and the housing 3312 are buckled together to form a hollow cavity 3350 .

As shown in FIG. 10 , the protective housing 3310 further includes a receiving seat 3313 and a side cover 3314 . One end of the receiving seat 3313 is connected to the housing 3312 , and the receiving seat 3313 and the side cover 3314 form a receiving recess 3360 . The side cover 3314 protects the display part 3340, prevents the display part 3340 from being scratched, and prevents the edge of the display part 3340 from scratching the user.

In this embodiment, one side of the housing 3312 has an opening, and the end cover 3311 , and the fastened end of the receiving seat 3313 and the side cover 3314 jointly seal the opening of the housing 3312 . Wherein, the portion of the receiving seat 3313 that blocks the opening of the housing 3312 also has an opening to connect the hollow cavity 3350 with the receiving recess 3360 , so as to ensure the electrical connection between the optical waveguide element 3330 and the display member 3340 .

As shown in FIG. 10 , the protective shell 3310 further includes a connection seat 3315 . The connecting seat 3315 is disposed at one end of the end cover 3311 and connected with the rotating and flipping assembly 3320 . Specifically, both ends of the connecting base 3315 are connecting ends, and there is a groove between the two connecting ends for accommodating the connecting plate 232 , and the flipping member 2331 and the positioning member 2332 are respectively connected to the two connecting ends. The fourth connecting section 23312 is provided with a through hole, and a connecting end is provided with a threaded hole, and a screw passes through the through hole and extends into the threaded hole, so that the turning member 2331 is tightly connected with a connecting end. The positioning piece 2332 is cylindrical. Correspondingly, the other connecting end is provided with a rotating hole matching the positioning piece 2332 . The positioning piece 2332 is accommodated in the rotating hole so that the protective shell 3310 can be turned over relative to the connecting plate 232 .

It should be noted that, when the protective shell 3310 is rotated, its trajectory is to rotate along the rotation axis 3322; when the protective shell 3310 is turned over, its trajectory is to rotate toward or away from the wearer.

As shown in FIG. 13 to FIG. 14 , the present application also provides a smart fire helmet, including a helmet body 3370 and an AR display component 30 . Specifically, the AR display component 30 is disposed inside the helmet body 3370 . The rotating and flipping assembly 3320 of the AR display assembly 30 is connected to the helmet body 3370 , and the protective shell 3310 is rotatably and reversibly connected to the rotating and flipping assembly 3320 , thereby driving the display member 3340 to rotate and flip. Specifically, the AR display component 30 of the present application has a use state and a storage state. When in use, the display part 3340 is turned down to a vertical state and rotated at an appropriate angle so that the display part 3340 is facing the wearer's eyes, and then the position and angle of the display part 3340 are adjusted according to the pupillary distance and viewing angle of the wearer. Adjust accordingly to find the most appropriate position and angle for use. When the AR display assembly 30 is in the stored state, the display part 3340 is rotated to the side facing the helmet body 3370 , and then turned up to a horizontal state, so that the AR display assembly 30 is stored inside the helmet body 3370 .

Embodiment two

Compared with the first embodiment, the difference between this embodiment and the first embodiment is that a distance measuring component 40 is also included.

As shown in FIG. 2 , the distance measuring component 40 is arranged on the front side of the helmet body 10 and is electrically connected with the main board component for measuring the distance of the target object. Specifically, the distance measuring component 40 is set apart from the camera component 20 . The helmet body 10 is also provided with a distance-measuring assembly installation cavity, and at least a part of the distance-measuring assembly 40 is housed in the distance-measuring assembly installation cavity. Further, the distance measuring component 40 is arranged at a distance from the visible light camera 21 and the infrared thermal imaging camera 22 , for example, the distance measuring component 40 may be arranged between the visible light camera 21 and the infrared thermal imaging camera 22 . By setting the ranging component 40, the firefighters can obtain the distance information of the target object in real time, so as to make corresponding judgments and reactions.

In this embodiment, the ranging component 40 is a laser ranging component.

In this embodiment, the smart fire helmet also includes a shielding device. The shielding device is arranged between the ranging component 40 and the camera component 20 to isolate the two. Specifically, the shielding device is a shielding plate, and the shielding plate has an electromagnetic shielding function, so that the distance measuring component 40 and the camera component 20 do not interfere with each other when working at the same time.

Example

Compared with the second embodiment, the difference between this embodiment and the second embodiment is that a gas detection component 50 is also included.

As shown in FIG. 3 , the gas detection component 50 is detachably arranged on one of the left and right sides of the helmet body 10 , and is electrically connected with the main board component, for detecting gas components in the environment. Specifically, in this embodiment, the gas detection assembly 50 and the communication assembly 60 are respectively arranged on the left and right sides of the helmet body 10, and the battery assembly 70 can be arranged on the rear side of the helmet body 10, or fixed on the wearer, that is, a firefighter. on the body, such as carrying or carrying. By setting the gas detection component 50, the firefighters can obtain the gas composition of the environment, thereby judging the danger of the environment and can transmit the gas composition information to the outside world, so that the outside world can understand the situation of the environment where the firefighters are located, so as to make a decision. Appropriate Response and Handling.

From the above description, it can be seen that the above-mentioned embodiments of the present invention have achieved the following technical effect: by integrating the camera assembly 20, the AR display assembly 30 and the motherboard assembly on the helmet body, it is used to display the target captured by the camera assembly 30 The AR display assembly 30 of the image information of the object is arranged on the front side of the helmet body 10, and the main board assembly is electrically connected with the camera assembly 20 and the AR display assembly 30. The firefighters do not need to hold the above components to perform tasks, thereby freeing their hands and being able to Real-time observation of the situation ahead greatly improves the flexibility and mobility of actions, ensures the convenience of firefighters' actions during rescue, and improves rescue efficiency.

As shown in FIGS. 15 to 17 , the external mounting structure includes a guide rail 3410 , a first mounting base 3420 and a second mounting base 3430 . The first mounting base 3420 is detachably connected to the guide rail 3410 for mounting the external component 3450 . One end of the second mount 3430 is connected to the guide rail 3410, the second mount 3430 and the guide rail 3410 are detachably connected to the helmet body 3440 of the intelligent fire helmet, and the other end of the second mount 3430 is detachably connected to the face shield 3460 of the intelligent fire helmet rotationally connected.

The external mounting structure includes a guide rail 3410, a first mounting base 3420 and a second mounting base 3430, the first mounting base 3420 is detachably connected to the guide rail 3410 for installing the external connection part 3450, and one end of the second mounting base 3430 is connected to the guide rail 3410 connection, the second mount 3430 and the guide rail 3410 are detachably connected with the helmet body 3440 of the smart fire helmet, and the other end of the second mount 3430 is rotatably connected with the face shield 3460 of the smart fire helmet, so that the pivot of the face shield 3460 The turning point is arranged on the second mounting base 3430, thereby connecting the mask 3460 and the second mounting base 3430 together, avoiding the interference between the external mounting structure and the mask 3460, and ensuring the normal use of each component of the intelligent fire helmet.

It can be understood that, in order to ensure the normal rotation of the mask 3460, there are two external installation structures in this embodiment, and the two external installation structures are respectively arranged on both sides of the helmet body 3440 and distributed symmetrically. The connections on both sides of the mask 3460 The structures are respectively connected with the two second mounts 3430 . With this embodiment, the installation mask 3460 can be quickly disassembled from the external installation structure, thereby improving the installation convenience of the intelligent fire helmet. The detachable connection between the first installation seat 3420 and the guide rail 3410 enables the external connection part 3450 to be quickly installed on the guide rail 3410 , and the first installation seat 3420 can be fixed with different types of external connection parts 3450 . In addition, the guide rail 3410 is also compatible with other Picatinny mounts that are commonly used in the market, such as the mounts that come with night vision goggles and binoculars, thereby further improving the compatibility of smart fire helmets.

As shown in FIG. 15 , the guide rail 3410 includes a first section 3411 and a second section 3412 connected in sequence. The first segment 3411 and the second segment 3412 fit the curved surface of the helmet body 3440 . Specifically, there is a certain angle between the first segment 3411 and the second segment 3412 and between the first segment 3411 and the second segment 3412 so that the guide rail 3410 bends toward the helmet body 3440 . The first segment 3411 and the second segment 3412 themselves, and the angle between the first segment 3411 and the second segment 3412 are determined according to the curvature of the outer surface of the helmet body 3440, so that the guide rail 3410 is similar to an arc, thereby better matching The shape of the helmet body 3440 is matched to improve the aesthetics of the intelligent firefighting helmet.

As shown in FIG. 15 and FIG. 17 , the second mounting seat 3430 includes an annular mounting portion 3431 . The annular installation part 3431 has a notch part 34311 , the notch part 34311 communicates with the middle opening of the annular installation part 3431 and fits together with the rotating convex part 3461 of the mask 3460 . The annular mounting part 3431 has an arc-shaped groove 34312, and the rotating convex part 3461 enters the arc-shaped groove 34312 through the notch 34311 and the middle opening and can rotate along the arc-shaped groove 34312, so that the mask 3460 rotates relative to the second mounting base 3430. Specifically, the rotating convex part 3461 includes a rotating ring and two bosses respectively protruding from the outer peripheral surfaces of the two ends of the rotating ring. The shape of the boss matches, and the other boss matches with the notch 34311. When the rotating convex part 3461 enters the arc-shaped groove 34312, the rotating ring of the rotating convex part 3461 is snapped into the middle opening of the ring mounting part 3431, and the two bosses respectively enter the arc-shaped groove 34312 and rotate along the arc-shaped groove 34312. Through the above arrangement, the rotating convex part 3461 of the mask 3460 can only enter the arc-shaped groove 34312 through the notch 34311 and the middle opening at a unique angle, so as to ensure the firmness of the connection between the annular mounting part 3431 and the mask 3460.

Further, as shown in FIG. 15 and FIG. 17 , the second mounting base 3430 further includes a limiting member 3432 . The limiting part 3432 fits with the notch 34311, and after the rotating convex part 3461 enters the arc-shaped groove 34312, the limiting part 3432 fills the notch 34311 so that the rotating convex part 3461 cannot escape from the arc-shaped groove 34312. Through the above setting, the limiting member 3432 blocks the only position where the rotating convex part 3461 can be separated from the arc-shaped groove 34312, thereby limiting the rotating convex part 3461 in the arc-shaped groove 34312, ensuring that the mask 3460 does not move during use. Will disengage from the second mount 3430.

In this embodiment, the second mounting base 3430 further includes a connecting portion, at least a part of the guide rail 3410 is located on the connecting portion, so that the guide rail 3410 and the second mounting base 3430 partially overlap from a top-down viewing angle, and the ring-shaped mounting portion 3431 Located at the end of the second mounting seat 3430 away from the guide rail 3410 . Furthermore, the guide rail 3410 and the second mounting seat 3430 can be integrally formed, so as to enhance the strength of the entire external mounting structure and increase the service life.

In this embodiment, the middle opening of the annular mounting part 3431 and the end of the guide rail 3410 away from the second mounting base 3430 are provided with mounting holes, and the helmet body 3440 is correspondingly provided with threaded holes, and the screws pass through the mounting holes and extend into the threaded holes Inner, so as to be threadedly connected with the helmet body 3440, thereby the entire external mounting structure is fixed on the helmet body 3440.

In this embodiment, the arc-shaped groove 34312 communicates with the end of the notch 34311 away from the guide rail 3410 , and does not communicate with the end of the notch 34311 close to the guide rail 3410 . That is to say, the rotation angle of the rotating convex part 3461 has a certain range. When the boss at the bottom of the rotating convex part 3461 abuts against the sealing section of the ring mounting part 3431, the sealing section will stop the rotating convex part 3461. , at this time the mask 3460 is at the lowest position, which is also the position during normal use, thereby covering the face of the person.

In this embodiment, the notch 34311 is located on the top of the ring mounting portion 3431 . In this way, the installation position of the mask 3460 and the second mount 3430 is at the top of the rotation angle of the mask 3460. Even if the stopper 3432 does not block the notch 34311, the rotating convex part 3461 will not easily rotate from the arc shape under normal circumstances. The groove 34312 is disengaged.

As shown in FIG. 15 to FIG. 16 , the first mounting base 3420 includes a buckle 3421 , and the guide rail 3410 has a slot 3413 adapted to the buckle 3421 , so that the first mounting base 3420 is clamped with the guide rail 3410 .

In this embodiment, there are two buckles 3421 , and the two buckles 3421 are respectively arranged on two sides of the first mounting base 3420 . The guide rail 3410 includes a connecting block 3414 , and the two sides of the connecting block 3414 have slots 3413 .

In this embodiment, there are multiple connecting blocks 3414, and the multiple connecting blocks 3414 are arranged at intervals along the length direction of the guide rail 3410. There is a guiding recess 3415 therebetween, and at least a part of the first mounting seat 3420 extends into the guiding recess 3415 . Specifically, the first mounting base 3420 has a mounting hole, and the external connecting member 3450 is provided with a threaded hole, and a screw passes through the mounting hole and extends into the threaded hole of the external connecting member 3450 , thereby fixing the external connecting member 3450 and the first mounting base 3420 . Based on the above-mentioned installation method, the back of the first mounting base 3420, that is, the side facing the guide rail 3410 has a corresponding installation protection structure, and this part extends into the guide recess 3415 when the first mounting base 3420 is connected with the guide rail 3410, thereby avoiding damage to the guide rail 3410. The clipping between the first installation seat 3420 and the guide rail 3410 has an influence.

As shown in FIG. 15 , the first mounting seat 3420 further includes a pressing section 3422 . There are two pressing sections 3422, and the two pressing sections 3422 are respectively arranged on both sides of the first installation seat 3420. One end of the pressing section 3422 is connected to the buckle 3421, and the other end of the pressing section 3422 extends away from the buckle 3421. The first mounting base 3420 also has an avoidance groove, and the two pressing sections 3422 move inwardly along the avoidance groove, so that the buckle 3421 is disengaged from the engaging groove 3413 . Specifically, the buckle 3421 includes two buckle sections that extend outward and are arranged at intervals. The ends of the two buckle sections are connected by a connecting bar, and the above-mentioned escape groove is formed between the two buckle sections. There is a hollow area on the buckle section, so that the buckle 3421 has elasticity. When the first mounting base 3420 is clamped on the guide rail 3410 , the two buckling segments are respectively clamped to the two connecting blocks 3414 in one-to-one correspondence. The pressing section 3422 extends outward and forms an angle with the guide rail 3410 in the unpressed state. When the extension end of the pressing section 3422 is pressed inward, the buckle 3421 can be elastically deformed and disengaged from the slot 3413 .

As shown in FIG. 17 to FIG. 18 , the present application also provides a smart fire helmet, which includes a helmet body 3440 , a face shield 3460 and the above-mentioned external installation structure.

In this embodiment, the external part 3450 may be a temperature measuring component. In densely populated areas such as subways and stations, anti-epidemic personnel wear smart fire helmets in this embodiment, and use temperature measurement components to monitor the body temperature of personnel without contact, thereby screening feverish personnel.

In this embodiment, the external component 3450 may be a camera assembly. Through the camera component, functions such as two-dimensional code recognition, face recognition, document recognition, license plate recognition, and driver's license recognition can be realized. After opening up with big data, using the smart fire helmet in this embodiment, when people are screened at the entrance of the community, building entrance, etc., after the personnel show the QR code or certificate, they can scan the QR code or the identity information of the certificate through the camera component , or the camera component directly performs face recognition. It can quickly screen relevant personnel, and automatically match and save records with the personnel's identity information, greatly improving screening efficiency. Furthermore, the camera module can also recognize the license plate of the vehicle, and through network matching, the identity information of the owner can be quickly confirmed.

Of course, the external device 3450 can also be other types of external devices, which can be selected according to actual needs, so that the smart fire helmet in this embodiment can be applied to more scenarios and environments.

From the above description, it can be seen that the above-mentioned embodiments of the present invention have achieved the following technical effects: the external mounting structure includes a guide rail 3410, a first mounting base 3420 and a second mounting base 3430, the first mounting base 3420 and the guide rail 3410 Removably connected, for installing the external parts 3450, one end of the second mounting base 3430 is connected with the guide rail 3410, both the second mounting base 3430 and the guide rail 3410 are detachably connected with the helmet body 3440, the other end of the second mounting base 3430 It is rotatably connected with the face shield 3460 of the intelligent firefighting helmet, so that the pivot of the face shield 3460 is arranged on the second mount 3430, thereby connecting the face shield 3460 with the second mount 3430, avoiding the external installation structure and the face shield 3460 interfered, ensuring the normal use of various components of the smart fire helmet.

As shown in FIGS. 19 to 21 , the camera module includes a housing 3510 , a partition ring 3520 , a camera assembly 3530 , a circuit board 3540 and a first heat conducting member 3550 . The housing 3510 has an installation cavity. The partition ring 3520 is disposed in the installation cavity, and divides the installation cavity into a first installation cavity 3511 and a second installation cavity 3512 . At least a part of the camera assembly 3530 is accommodated in the first installation cavity 3511 . The circuit board 3540 is accommodated in the second installation cavity 3512 and is electrically connected to the camera assembly 3530 . The first heat conducting member 3550 is connected to the camera assembly 3530 and the circuit board 3540 , and is used to transfer the heat generated by the camera assembly 3530 and the circuit board 3540 to the outside of the casing 3510 .

The camera module includes a housing 3510, a partition ring 3520, a camera assembly 3530, a circuit board 3540, and a first heat conducting member 3550. The housing 3510 has an installation cavity, and the partition ring 3520 is arranged in the installation cavity to divide the installation cavity into a first The installation cavity 3511 and the second installation cavity 3512, at least a part of the camera assembly 3530 is accommodated in the first installation cavity 3511, the circuit board 3540 is accommodated in the second installation cavity 3512 and is electrically connected with the camera assembly 3530, the first heat conduction The component 3550 is connected to the camera assembly 3530 and the circuit board 3540, and is used to transfer the heat generated by the camera assembly 3530 and the circuit board 3540 to the outside of the casing 3510, so that the camera assembly 3530 and the circuit board 3540 can be generated by the first heat conducting member 3550. The heat from the heat is transferred to the housing 3510 in time, and dissipated to the external environment through the housing 3510, and the housing 3510 has a large heat dissipation area, which greatly improves the heat dissipation efficiency and ensures the heat dissipation performance of the camera module.

In this embodiment, the casing 3510 is cylindrical. One side of the outer surface of the cylindrical casing 3510 is provided with a flattened plane for installing a logo nameplate, etc., so as to show the model, parameters and other information of the camera module in this embodiment to the user. Of course, the housing 3510 can also be in other shapes, which can be selected according to actual needs.

As shown in FIG. 19 and FIG. 21 , the camera assembly 3530 includes a connection substrate 3531 and a camera body 3532 . The connection substrate 3531 is located near one end of the circuit board 3540 . The connection substrate 3531 is detachably connected to the partition ring 3520 , and the connection substrate 3531 is electrically connected to the circuit board 3540 . Specifically, most of the camera body 3532 is located in the first installation cavity 3511 , and one end of the camera body 3532 is connected to the connecting substrate 3531 through the inner ring of the partition ring 3520 . The connecting base plate 3531 is circular, and there are mounting holes on the connecting base plate 3531. The side of the partition ring 3520 close to the circuit board 3540 is provided with threaded holes. , so as to fix the connection substrate 3531 on the spacer ring 3520 . Further, there are multiple mounting holes and threaded holes, and the multiple mounting holes and threaded holes are arranged at intervals along the circumference of the connecting base plate 3531 and the separating ring 3520 .

As shown in FIG. 19 and FIG. 21 , the first heat conducting member 3550 includes a first section 3551 and a second section 3552 that are bent sequentially. The first section 3551 is detachably connected to the connection substrate 3531 , and the second section 3552 is detachably connected to the circuit board 3540 . Specifically, the first heat conducting member 3550 is L-shaped, the first section 3551 is arranged parallel to the connecting substrate 3531 and is located on the side of the connecting substrate 3531 close to the circuit board 3540, and the second section 3552 is arranged parallel to the circuit board 3540 and is located on the circuit board 3540 below.

In this embodiment, the first section 3551 has a through hole corresponding to the installation hole of the connecting substrate 3531, and the screws first pass through the installation hole of the connecting substrate 3531 and the through hole of the first section 3551 in sequence, and then extend into the separating ring 3520 In the threaded hole, the first section 3551 is fixed to the connecting substrate 3531. Further, the connection substrate 3531 has a connection end electrically connected to the circuit board 3540 , and the first section 3551 has an avoidance hole for avoiding the connection end of the connection substrate 3531 .

In this embodiment, the second section 3552 has a mounting column, and the mounting column is provided with a threaded hole, and the circuit board 3540 is correspondingly provided with a through hole, and the screw passes through the hole of the circuit board 3540 and extends into the threaded hole of the mounting column, thereby The circuit board 3540 is secured to the second section 3552 . Further, there are multiple mounting posts and through holes, and the multiple mounting posts and through holes are arranged at intervals along the circumference of the second segment 3552 and the circuit board 3540 .

As shown in FIG. 19 and FIG. 21 , the camera module further includes a second heat conducting member 3560 . The second heat conduction element 3560 is disposed between the circuit board 3540 and the first heat conduction element 3550 , so that the first heat conduction element 3550 contacts the circuit board 3540 through the second heat conduction element 3560 . Through the above settings, the heat generated by the camera assembly 3530 and the circuit board 3540 can be more fully conducted to the housing 3510, and dissipated to the external environment through the housing 3510, thereby improving the overall heat dissipation efficiency of the camera module and ensuring the safety of the camera module. normal operation.

In this embodiment, the first heat conducting member 3550 is a heat conducting metal plate. Further, the first heat conducting member 3550 is a heat conducting aluminum plate. Aluminum material has good thermal conductivity and low price, which can reduce costs while ensuring heat dissipation performance. Of course, the first heat conducting member 3550 can also be made of other metal materials, which can be selected according to actual needs.

In this embodiment, the second heat conducting element 3560 is a heat conducting pad. The thermal pad is made of gap-filling thermally conductive material with good stickiness, flexibility, compressibility and thermal conductivity. By setting the heat conduction pad, the air between the circuit board 3540 and the first heat conduction member 3550 can be exhausted, so as to achieve sufficient contact and enhance the heat dissipation effect.

As shown in FIG. 19 and FIG. 21 , the end of the casing 3510 close to the camera assembly 3530 has a mounting step 3513 . The camera module further includes a transparent part 3570 , which is arranged at the installation step 3513 and corresponding to the camera assembly 3530 . Specifically, the transparent piece 3570 is a circular piece, the transparent piece 3570 is embedded in the installation step 3513 , and the outer surface of the transparent piece 3570 is flush with the end surface of the housing 3510 . Further, a sealant can be applied at the connection between the transparent member 3570 and the end of the housing 3510 , so that the seal between the transparent member 3570 and the end of the housing 3510 is more reliable, and meanwhile the waterproof and dustproof performance is increased.

In this embodiment, the transparent member 3570 is made of tempered glass.

As shown in FIGS. 19 to 21 , the camera module further includes an end cover 3580 . The end cover 3580 is disposed on an end of the housing 3510 close to the circuit board 3540 and is detachably connected to the housing 3510 . In this embodiment, the end cap 3580 and the housing 3510 are connected by threads. Specifically, the end cover 3580 includes a cover body and a connecting ring connected in sequence. The outer diameter of the cover body is larger than the outer diameter of the connecting ring, and the outer diameter of the cover body matches the outer diameter of the housing 3510 . The connecting ring has an external thread, and the inner wall of the housing 3510 near the end of the circuit board 3540 has an internal thread suitable for the external thread of the connecting ring. The connecting ring extends into the housing 3510 and is threadedly connected with the housing 3510, and the cover It abuts and fits with the end of the housing 3510 . Further, a sealant can be applied at the connection between the cover and the end of the housing 3510 , so that the seal between the cover and the end of the housing 3510 is more reliable, and at the same time, the waterproof and dustproof performance is increased.

As shown in FIG. 21 , the end cover 3580 has an opening 3581 through which the cable 35110 of the camera module is electrically connected to the circuit board 3540 .

In this embodiment, the camera module further includes a sealing structure. As shown in FIG. 19 and FIG. 21 , the sealing structure includes a first sealing member 3590 , and the first sealing member 3590 is disposed at the joint between the end cover 3580 and the housing 3510 .

As shown in FIGS. 19 to 21 , the sealing structure further includes a second sealing member 35100 . The second sealing member 35100 is disposed at the opening 3581 . The second sealing member 35100 seals the opening 3581 , and the second sealing member 35100 has a wiring channel through which the cable 35110 enters the second installation cavity 3512 .

In this embodiment, both the first seal 3590 and the second seal 35100 are rubber seals. Specifically, the first sealing member 3590 is a rubber sealing ring, and the second sealing member 35100 is a rubber sealing sleeve. The casing 3510, the transparent part 3570, the end cap 3580, the first sealing part 3590, the second sealing part 35100 and the cable 35110 together form a sealed cavity, which completely protects the internal parts and achieves the effect of waterproof and dustproof.

As shown in FIGS. 19 to 20 , the casing 3510 has heat dissipation holes 3514 . There are multiple heat dissipation holes 3514 , and the plurality of heat dissipation holes 3514 are arranged at intervals along the axial direction and the circumferential direction of the casing 3510 .

In this embodiment, the camera module further includes a mount. The mounting base is provided on the housing 3510 for cooperating with external equipment.

In this embodiment, a heat conductor is added between the first heat conduction member 3550 and the housing 3510 for heat conduction.

Specifically, as shown in FIG. 19 and FIG. 21 , there are two second heat conducting members 3560 in this embodiment. A second heat conduction element 3560 is disposed between the circuit board 3540 and the first heat conduction element 3550 , so that the first heat conduction element 3550 contacts the circuit board 3540 through the second heat conduction element 3560 . Another second heat conduction element 3560 is disposed between the second heat conduction element 3560 and the housing 3510 , so that the first heat conduction element 3550 abuts against the housing 3510 through another second heat conduction element 3560 . That is to say, in this embodiment, the first heat conduction element 3550 and the housing 3510 are indirectly contacted through the second heat conduction element 3560 . Specifically, the second segment 3552 abuts against the two second heat conducting elements 3560 respectively. Through the above setting, the air between the first heat conducting member 3550 and the housing 3510 can be exhausted, so as to achieve sufficient contact and enhance the heat dissipation effect, and the heat generated by the camera assembly 3530 and the circuit board 3540 can be more fully conducted to the housing 3510, And dissipate to the external environment through the housing 3510, thereby improving the overall heat dissipation efficiency of the camera module and ensuring the normal operation of the camera module.

The present application also provides a smart fire helmet, which includes the above-mentioned camera module and helmet body. One side of the helmet body is provided with a guide rail structure, and the mounting seat of the camera module extends into the guide rail structure, so that the camera module is detachably connected with the helmet body.

Through the camera module, functions such as QR code recognition, face recognition, document recognition, and license plate recognition can be realized. After opening up with big data, using the smart fire helmet in this embodiment, when performing personnel screening in residential areas, railway stations, shopping malls and other places, the staff wearing smart fire helmets walk around randomly, and can take pictures and videos of the crowd in real time , Through online matching, the identity information of personnel can be quickly confirmed, thus greatly enhancing the flexibility and efficiency of screening.

Of course, the camera module in this application can be used not only for smart fire helmets, but also for other devices, which can be selected according to requirements.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the camera module includes a housing 3510, a partition ring 3520, a camera assembly 3530, a circuit board 3540 and a first heat conducting member 3550, and the housing The body 3510 has an installation cavity, the partition ring 3520 is arranged in the installation cavity, and the installation cavity is divided into a first installation cavity 3511 and a second installation cavity 3512, at least a part of the camera assembly 3530 is accommodated in the first installation cavity 3511, and the circuit board 3540 is accommodated in the second installation cavity 3512 and is electrically connected to the camera assembly 3530, and the first heat conducting member 3550 is connected to both the camera assembly 3530 and the circuit board 3540 for transferring the heat generated by the camera assembly 3530 and the circuit board 3540 to outside the housing 3510, so that the heat generated by the camera assembly 3530 and the circuit board 3540 can be transferred to the housing 3510 in time through the first heat conducting member 3550, and dissipated to the external environment through the housing 3510, and the housing 3510 has a larger The heat dissipation area greatly improves the heat dissipation efficiency and ensures the heat dissipation performance of the camera module.

As shown in FIG. 22 and FIG. 23 , the sealing structure of the camera includes a protective shell 3610 and a mounting bottom cover 3620 . The installation bottom cover 3620 is connected with the protective shell 3610 and forms the area for fixing the camera assembly 3660 between the two. The protective shell 3610 is arranged on the helmet body 3670 of the intelligent firefighting helmet and is sealed with the helmet body 3670. The installation bottom cover 3620 is located on the helmet body. In the sealed space formed between the body 3670 and the protective shell 3610.

The sealing structure of the camera includes a protective shell 3610 and an installation bottom cover 3620, the installation bottom cover 3620 is connected to the protective shell 3610 and forms an area for fixing the camera assembly 3660 between the two, and the protective shell 3610 is arranged on the helmet body 3670 of the intelligent fire helmet And with the helmet body 3670 sealing connection, the installation bottom cover 3620 is located in the sealed space formed between the helmet body 3670 and the protective shell 3610, so that the protective shell 3610 and the installation bottom cover 3620 can fix the camera assembly 3660, and the camera assembly 3660 is located In the sealed space between the protective shell 3610 and the helmet body 3670, thereby avoiding direct contact with the external environment, it can be used normally even in an environment with water or dust and will not cause damage to the camera assembly 3660, ensuring that the camera assembly 3660 It has sufficient sealing protection performance.

In this embodiment, the sealing structure of the camera head further includes a first sealing member, which is arranged between the protective shell 3610 and the helmet body 3670 and along the periphery of the protective shell 3610 . The front side of the helmet body 3670 has an inwardly recessed installation recess, the protective shell 3610 has an installation edge arranged along the periphery, the installation edge abuts against the inner peripheral wall of the installation recess of the helmet body 3670, and the first seal is sleeved on the installation edge , and the first sealing member abuts against the outer peripheral wall of the mounting edge and the inner peripheral wall of the mounting recess respectively, so that the first sealing member plays a sealing role, thereby sealing the joint between the protective shell 3610 and the helmet body 3670 . Specifically, the first sealing member is a sealing ring adapted to the periphery of the protective housing 3610, and the sealing ring may be made of rubber.

In this embodiment, the bottom cover 3620 is detachably connected to the protective shell 3610 . Specifically, the installation bottom cover 3620 is separated from the protective shell 3610 at the beginning, and after the camera assembly 3660 is placed between the installation bottom cover 3620 and the protective shell 3610, the installation bottom cover 3620 is connected to the protective shell 3610 to fix the camera assembly 3660 in between. Through the above configuration, it is convenient for the wearer of the smart fire helmet to disassemble or install the camera assembly 3660 , and facilitate the replacement or maintenance of the camera assembly 3660 .

In this embodiment, the bottom cover 3620 is connected to the protective shell 3610 by screws. Specifically, the protective shell 3610 has a first threaded hole, and the mounting bottom cover 3620 has a perforation, and the screw passes through the perforation on the mounting bottom cover 3620 and then extends into the first threaded hole of the protective shell 3610, so as to be threadedly connected with the protective shell 3610 . Of course, other types of detachable connection methods can also be used between the installation bottom cover 3620 and the protective shell 3610, which can be selected according to actual needs.

As shown in FIG. 22 , the protective shell 3610 includes a mounting portion 3611 and an outer shell 3612 . The outer edge shell 3612 is sealingly connected with the helmet body 3670 , and the installation part 3611 is detachably connected with the installation bottom cover 3620 . In this embodiment, the outer edge housing 3612 has an edge shape adapted to the shape of the helmet body 3670 , and the mounting edge is arranged on the outer edge housing 3612 , so that the sealing structure of the camera head is properly sealed and connected with the helmet body 3670 . A region for fixing the camera assembly 3660 is formed between the installation portion 3611 and the installation bottom cover 3620 .

Specifically, the installation part 3611 has an installation cavity, the camera assembly 3660 is detachably connected to the installation part 3611 or the installation bottom cover 3620, and at least a part of the camera assembly 3660 is accommodated in the installation cavity. Further, the installation bottom cover 3620 has an installation groove, and another part of the camera assembly 3660 is accommodated in the installation groove. That is to say, the installation cavity and the installation groove together form an area for accommodating the fixed camera assembly 3660 .

As shown in FIG. 22 and FIG. 23 , the camera assembly 3660 includes a first camera 3661 and a second camera 3662 . The first camera 3661 and the second camera 3662 are arranged side by side and spaced apart in a fixed area between the installation bottom cover 3620 and the protective shell 3610 . Both the lens ends of the first camera 3661 and the second camera 3662 are accommodated in the installation cavity. In this embodiment, the first camera 3661 is an infrared camera, and the second camera 3662 is a visible light camera. By arranging the above two types of cameras, the camera assembly 3660 can collect images in both day and night environments, realizing all-weather use. In addition, the infrared camera can also detect the body temperature of the measured object, so that in densely populated areas such as subways and stations, epidemic prevention personnel wear the smart fire helmet in this embodiment, and use the infrared camera to monitor the body temperature of the person without contact, thereby greatly Improve the efficiency of epidemic prevention. In addition, through the camera module 3660, functions such as two-dimensional code recognition, face recognition, document recognition, license plate recognition, and driver's license recognition can be realized. After opening up with big data, using the smart fire helmet in this embodiment, when people are screened at the entrance of the community, building entrance, etc., after the personnel show the QR code or certificate, they can scan the QR code or certificate identity through the camera component 3660 information, or the camera component 3660 directly performs face recognition. It can quickly screen relevant personnel, and automatically match and save records with the personnel's identity information, greatly improving screening efficiency. Furthermore, the camera component 3660 can also recognize the license plate of the vehicle, and can quickly confirm the identity information of the vehicle owner through network matching. It can be understood that the camera component 3660 may also include more cameras, and the types of cameras are not limited to infrared cameras and visible light cameras, the number and types of which can be selected according to actual needs.

In this embodiment, both the first camera 3661 and the second camera 3662 are connected to the installation part 3611 or the installation bottom cover 3620 through screws. Wherein, since the first camera 3661 has a thicker body and is not suitable for perforation, a second threaded hole is provided on the body of the first camera 3661, and the installation bottom cover 3620 is provided with corresponding through holes, and the screws pass through the installation bottom cover The through hole of 3620 extends into the second threaded hole of the first camera 3661 , so as to be threadedly connected with the first camera 3661 , and one end of the body of the first camera 3661 is fixed on the installation bottom cover 3620 . On the other hand, the mounting part 3611 also has a third threaded hole, the second camera 3662 has a through hole corresponding to the third threaded hole, and the screw passes through the through hole of the second camera 3662 and extends into the third threaded hole of the mounting part 3611. threaded hole, so as to be threadedly connected with the installation part 3611 , and fix the second camera 3662 in the installation part 3611 . Of course, other types of detachable connection methods may also be used between the first camera 3661 and the second camera 3662 and the installation part 3611 or the installation bottom cover 3620, which can be selected according to actual needs.

As shown in FIG. 22 , the protective shell 3610 is provided with an escape hole 3613 . The escape hole 3613 passes through the outer edge housing 3612 and communicates with the installation cavity, so as to avoid the camera path of the camera assembly 3660 . In this embodiment, there are two avoidance holes 3613 , and the two avoidance holes 3613 are respectively used to avoid two cameras of the camera assembly 3660 .

As shown in FIG. 22 and FIG. 23 , the sealing structure of the camera further includes a transparent part 3630 . The transparent part 3630 covers the avoidance hole 3613 and is sealedly connected with the protective shell 3610 . Specifically, the transparent member 3630 is a circular shape adapted to the diameter of the avoidance hole 3613. While sealing the avoidance hole 3613 to prevent water or dust from entering the sealed space from the avoidance hole 3613, it can also protect the lens of the camera assembly 3660. Play a protective role to prevent small stones and other foreign matter from entering the avoidance hole 3613 and damaging the lens. In this embodiment, the transparent member 3630 can be made of transparent plastic or glass material. Preferably, the transparent member 3630 is a transparent plastic material, such as acrylic material, etc., and the acrylic material has sufficient light transmittance and strength, and is light in weight and not fragile.

In this embodiment, in order to achieve a better sealing and protection effect, the connection between the transparent member 3630 and the protective shell 3610 and the joint between the protective shell 3610 and the helmet body 3670 are coated with sealant, thereby enhancing the sealing structure of the camera. Waterproof and dustproof performance.

As shown in FIG. 22 and FIG. 23 , the sealing structure of the camera further includes a second sealing member 3640 . The second seal 3640 is disposed between the installation bottom cover 3620 and the installation part 3611 . Specifically, the second sealing member 3640 is adapted to the shape of the installation bottom cover 3620 . Both the installation bottom cover 3620 and the second sealing member 3640 have a middle opening avoiding the first camera 3661 and the second camera 3662, so that the end of the first camera 3661 and the second camera 3662 close to the installation bottom cover 3620 passes through the installation bottom cover 3620 on. Of course, the second sealing member 3640 also has holes for avoiding screws, so that the screws can pass through the second sealing member 3640 . Specifically, there is a step in the installation groove of the bottom cover 3620 for stopping the second seal, and the step in the installation groove on one side of the second seal 3640 abuts against the second seal 3640 and the surrounding side of the installation groove. The inner wall of the groove is attached, and when the installation bottom cover 3620 is connected to the installation part 3611, the other side of the second sealing member 3640 abuts against the end of the installation part 3611 close to the installation bottom cover 3620, thereby connecting the installation bottom cover 3620 and the installation part The connection of 3611 is sealed. By setting the second sealing member 3640, the sealed connection between the bottom cover 3620 and the installation part 3611 is realized, further ensuring that the camera assembly 3660 housed in the bottom cover 3620 and the installation part 3611 will not be in direct contact with the external environment, even if It can also be used normally in an environment with water or dust without causing damage to the camera assembly 3660, which ensures that the camera assembly 3660 has sufficient sealing and protection performance. In this embodiment, the second sealing member 3640 is a gasket, and the gasket is made of rubber.

As shown in FIG. 22 and FIG. 23 , the sealing structure of the camera further includes a buffer member 3650 . The buffer member 3650 is disposed on the camera assembly 3660 and located on a side of the camera assembly 3660 close to the protective shell 3610 . Specifically, there are two buffer members 3650, and the two buffer members 3650 are respectively arranged on the first camera 3661 and the second camera 3662. In this embodiment, the buffer member 3650 is a buffer pad with a hole in the middle, and the buffer pad is made of foam material. The two buffer members 3650 are sleeved on the lenses of the first camera 3661 and the second camera 3662 respectively. Specifically, the installation cavity includes a first cavity and a second cavity connected in sequence, wherein the inner diameter of the second cavity is smaller than the inner diameter of the first cavity, thereby forming a connecting step, and the lenses of the first camera 3661 and the second camera 3662 are accommodated in the In the second cavity, the main parts of the first camera 3661 and the second camera 3662 are accommodated in the first cavity. At this time, the buffer member 3650 abuts against the connecting step, thereby playing a buffering role and preventing the first camera 3661 and the second camera from The camera 3662 is in direct contact with the installation part 3611 .

As shown in FIG. 24 and FIG. 25 , the present application also provides a smart fire helmet, including the above-mentioned camera sealing structure 36100 . The front side of the helmet body 3670 of the intelligent firefighting helmet has an inwardly recessed area, and the camera sealing structure 36100 seals the above area to form a sealed space.

In this embodiment, the smart fire helmet further includes a mainboard assembly and an optical waveguide display assembly, and the mainboard assembly is electrically connected to the camera assembly 3660 and the optical waveguide display assembly. The optical waveguide display component realizes augmented reality display through optical waveguide technology, thereby displaying the temperature information and image information of the object measured by the camera component 3660 in real time.

Industrial Applicability

Apparently, the above-described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terminology used here is only for describing specific implementations, and is not intended to limit the exemplary implementations according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural, and it should also be understood that when the terms "comprising" and/or "comprising" are used in this specification, they mean There are features, steps, operations, means, components and/or combinations thereof.

Claims

A fire helmet, characterized in that it comprises:

helmet body;

A mask assembly, the mask assembly is arranged on the front side of the helmet body and is rotatably or detachably connected with the helmet body;

a camera assembly, the camera assembly is arranged on the helmet body;

An AR display component, the AR display component is receptably connected to the helmet body, at least for displaying the image information of the target object captured by the camera component;

A main board assembly, the main board assembly is arranged on the helmet body and is electrically connected with the camera assembly and the AR display assembly.
The fire helmet according to claim 1, wherein the AR display component comprises:

A fixed bracket, one end of the fixed bracket is connected with the goggles of the fire helmet;

a protective housing having a containment area;

an overturning and moving assembly, the overturning and moving assembly is respectively connected with the other end of the fixed bracket and the protective shell, so that the protective shell can be turned and moved relative to the fixed bracket;

Optical waveguide components;

A display element, the display element and the optical waveguide element are both arranged in the accommodating area, and the display element is electrically connected to the optical waveguide element.
The firefighting helmet according to claim 2, wherein the flipping and moving assembly includes a moving shaft, the moving shaft is horizontally arranged on the protective shell, and the other end of the fixed bracket is reversible with the moving shaft and removably connected.
The firefighting helmet according to claim 3, wherein the flipping movement assembly further comprises a first slider and a second slider arranged at intervals, and both the first slider and the second slider are nested On the moving shaft and capable of moving along the moving shaft, both the first slider and the second slider are reversibly connected to the other end of the fixed bracket.
The firefighting helmet according to claim 4, wherein the turning assembly further comprises a pivoting member arranged parallel to the moving shaft, and the pivoting member is respectively connected to the other end of the fixed bracket and the The first slider is connected, the other end of the fixed bracket has a cylindrical boss parallel to the moving axis, the second slider is provided with a nesting circular hole, and the second slider is nested in the cylinder on the boss and can rotate along the cylindrical boss, so that both the first slider and the second slider are reversibly connected to the other end of the fixing bracket.
The fire helmet according to claim 1, wherein the AR display component comprises:

A bracket, one end of the bracket is connected to the front side of the helmet body of the fire helmet;

A protective shell, the protective shell is rotatably connected to the other end of the bracket, the rotation axis of the protective shell and the bracket is perpendicular to the axial direction of the bracket, and the protective shell has an accommodating area;

light emitting element;

The display part, the display part and the light emitting element are both arranged in the accommodating area, and the display part is electrically connected with the light emitting element.
The fire helmet according to claim 6, wherein the accommodating area includes a connected hollow cavity and an accommodating recess, the light-emitting element is accommodated in the hollow cavity, and the display element is accommodated in the hollow cavity. The accommodating recess extends in a direction away from the bracket.
The firefighting helmet according to claim 6, wherein the optical waveguide display module further includes a pivoting member, and the pivoting member is respectively connected with the bracket and the protective shell so that the protective shell Rotate relative to the bracket.
The fire helmet according to claim 8, wherein the pivoting member comprises a pivoting section, a first connecting section and a second connecting section positioned at both ends of the pivoting section, the first connecting section and the second connecting section The second connecting section is respectively connected to the bracket and the protective shell, and the first connecting section and the second connecting section are respectively rotatably connected to the pivoting section, and the first connecting section Both the rotation direction and the rotation direction of the second connecting section are perpendicular to the length direction of the pivoting member.
The fire helmet according to claim 9, wherein the first connection section has a mounting hole, the bracket has a first mounting cavity and a first threaded hole corresponding to the mounting hole, the first The connection section extends into the first installation cavity, and the screw passes through the installation hole and the first threaded hole, so that the first connection section is connected to the bracket.
The fire helmet according to claim 9, wherein the second connection section has a mounting hole, and the protective shell is provided with a mounting portion, and the mounting portion has a second mounting cavity and is arranged correspondingly to the mounting hole. The second threaded hole, at least the second connection section extends into the second installation cavity, and the screw passes through the installation hole and the second threaded hole, so that the second connection section and the protection Shell connection.
The fire helmet according to claim 1, wherein the AR display component comprises:

a protective housing having a containment area;

Rotate and flip assembly, one end of the rotation flip assembly is connected with the helmet body of the fire helmet, and the other end is connected with the protective shell, so that the protective shell can rotate and flip relative to the helmet body, the rotation of the protective shell The direction is perpendicular to the flip direction;

Optical waveguide components;

A display element, the display element and the optical waveguide element are both arranged in the accommodating area, and the display element is electrically connected to the optical waveguide element.
The firefighting helmet according to claim 12, wherein the rotating turning assembly comprises:

Mounting seat, the mounting seat is connected with the helmet body;

a rotating shaft, the rotating shaft is rotatably connected to the mounting seat;

A turning part, the turning part is rotatably connected to the rotating shaft, the protective shell is connected to the turning part, and the protective shell follows the turning part to rotate around the rotating shaft.
The fire helmet according to claim 13, wherein the turning part has a first limit block, the rotating shaft has a first limit flange, and after the turning part rotates a preset angle, the first A limit block forms a limit stop with the first limit flange.
The firefighting helmet according to claim 14, wherein the turning part comprises:

A connecting plate, the connecting plate is provided with a middle opening, at least a part of the rotating shaft passes through the middle opening so that the rotating shaft is rotatably connected to the connecting plate;

An overturning shaft, the protective shell is connected with the overturning shaft, the protective shell is overturned relative to the connecting plate following the overturning axis, and the overturning axis is perpendicular to the rotation axis.
The fire helmet according to claim 15, wherein the connecting plate comprises a first connecting section, a second connecting section and a third connecting section connected in sequence, and the first connecting section and the third connecting section The segment is formed by bending both ends of the second connecting segment inwardly, and the middle opening is located on the second connecting segment.
The firefighting helmet according to claim 16, wherein the turning shaft comprises:

In the turning part, the first connection section is provided with a through hole, at least a part of the turning part passes through the through hole so that the turning shaft is rotatably connected to the first connecting section, and at least a part of the protective shell connected with the turning member;

A positioning piece, the positioning piece is fastened to the third connection section and arranged coaxially with the flipping piece, at least a part of the protective shell is sleeved on the positioning piece.
The fire helmet according to claim 17, wherein the flipping member comprises a rotating section and a fourth connecting section connected in sequence, the rotating section is rotatably connected to the first connecting section, and the first connecting section is rotatably connected. The four connecting segments are connected to at least a part of the protective shell.
The fire helmet according to claim 15, wherein the connecting plate has a second limit block, the turning shaft has a second limiting flange, and after the turning shaft rotates a preset angle, the first The two limiting blocks and the second limiting flange form a limiting stop.
The fire helmet according to claim 1, further comprising an external mounting structure, the external mounting structure comprising:

guide;

a first mounting seat, the first mounting seat is detachably connected to the guide rail, and is used for mounting an external piece;

The second mounting base, one end of the second mounting base is connected with the guide rail, the second mounting base and the guide rail are detachably connected with the helmet body of the fire helmet, the other end of the second mounting base It is rotatably connected with the face shield of the fire helmet.
The fire helmet according to claim 20, wherein the second mount includes an annular mounting portion, the annular mounting portion has a notch, and the notch communicates with the middle opening of the annular mounting portion. Adapted to the rotating convex part of the mask, the annular mounting part has an arc-shaped groove, and the rotating convex part enters the arc-shaped groove through the notch and the middle opening and can move along the arc-shaped The slot rotates to rotate the visor relative to the second mount.
According to the described firefighting helmet of claim 1, it is characterized in that comprising a plug-in camera, and the plug-in camera includes:

a housing, the housing has an installation cavity;

a partition ring, the partition ring is arranged in the installation cavity, and divides the installation cavity into a first installation cavity and a second installation cavity;

a camera assembly, at least a part of which is accommodated in the first installation cavity;

a circuit board, the circuit board is accommodated in the second installation cavity and is electrically connected to the camera assembly;

The first heat conducting member is connected to both the camera assembly and the circuit board, and is used to transfer the heat generated by the camera assembly and the circuit board to the outside of the casing.
The fire helmet according to claim 22, wherein the end of the camera assembly close to the circuit board has a connection substrate, the connection substrate is detachably connected to the partition ring, and the connection substrate is connected to the The above circuit board is electrically connected.
The fire helmet according to claim 23, wherein the first heat conducting member includes a first section and a second section that are bent in sequence, and the first section is detachably connected to the connecting substrate, so that The second segment is detachably connected to the circuit board.
The fire helmet according to claim 22, wherein the camera module further includes a second heat conduction element, and there are two second heat conduction elements, one of which is arranged on the circuit board and the second heat conduction element. between the first heat conduction elements, so that the first heat conduction element abuts against the circuit board through one of the second heat conduction elements, and the other second heat conduction element is arranged between the second heat conduction element and the second heat conduction element. between the shells, so that the first heat conduction element abuts against the shell through the other second heat conduction element.
The firefighting helmet according to claim 1, wherein the firefighting helmet comprises a camera sealing structure, and the camera sealing structure comprises:

protective shell;

The bottom cover is installed, the bottom cover is connected with the protective shell and forms a region for fixing the camera assembly between the two, the protective shell is arranged on the helmet body of the fire helmet and is sealingly connected with the helmet body, so The installation bottom cover is located in the sealed space formed between the helmet body and the protective shell.
The fire helmet according to claim 26, wherein the sealing structure of the camera further comprises a first sealing member, the first sealing member is arranged between the protective shell and the helmet body and along the protective The perimeter of the housing is provided.
The fire helmet according to claim 27, characterized in that, the protective shell comprises a mounting portion and an outer shell, the outer shell is in sealing connection with the helmet body, and the mounting portion is connected to the mounting bottom The cover is detachably attached.