CN218520464U - Recognition and alarm device based on coal conveying belt deviation - Google Patents

Abstract

The utility model discloses a discernment alarm device based on coal-conveying belt off tracking, including device body, running gear, analytical equipment, alarm device and shooting device, be equipped with the casing in the device body, spill mounting panel bolted connection running gear is passed through on the casing top, the wireless charging power receiving end of casing side fixed connection, casing bottom fixed connection bottom plate, swing joint cloud platform swing joint shooting device is passed through to the bottom plate bottom, the installation of bottom plate top is equipped with analytical equipment and alarm device, alarm device side electric connection analytical equipment, analytical equipment side electric connection main control board, the utility model discloses belt off tracking detects mainly quantificationally discerns the belt off tracking, carries out prejudgement in advance to belt off tracking trend, supplementary artifical decision-making, and the visible light camera of carrying carries out image acquisition and discernment to the specific point, quantificationally detects and analyzes the skew degree of belt relative reference point.

Description

Deviation identification and alarm device based on coal conveying belt

Technical Field

The utility model relates to a coal production technical field specifically is a based on coal conveying belt off tracking discernment alarm device.

Background

The tearing and ripping of the conveying belt are low-frequency faults which can cause serious loss, and the tearing and ripping detection scheme of the conveying belt mainly solves the problem of advanced prejudgment and warning of the tearing and ripping. The technical scheme includes that the property change of the conveying belt is captured and identified through a fixed high-speed camera, early warning is carried out in advance, a machine learning algorithm is intelligently compared by using a special graphic server, line laser scanning and image identification technologies are combined for use, the belt is longitudinally torn at the first time to be identified and alarmed, and manual decision making is assisted.

Through the retrieval, chinese patent number is CN 215100239U's patent, discloses a coal conveyor belt intelligent identification analytical equipment of real time monitoring function, which comprises a fixed base, the equal fixedly connected with riser in both sides at fixing base top, the equal fixedly connected with surveillance camera head in the relative one side of two risers, the top fixedly connected with roof of riser, the top fixedly connected with box of roof, the horizontal fixedly connected with baffle of center department of box inner chamber both sides, the bottom fixedly connected with air pump of baffle. The utility model discloses a cooperation that sets up fixing base, conveyer belt, connecting rod, thread bush, limiting plate, riser, first motor, controller, second motor and second three-way pipe is used, and the coal conveying belt intelligent recognition analytical equipment who has solved current real time monitoring function is not convenient for carry the orbit to coal usually in the use spacing, and removes dust to coal usually in transportation process, can cause certain inconvenient problem for user's use.

The above patents have the following disadvantages:

1. the existing belt deviation identification is not provided with an alarm device, so that workers in a coal conveying corridor are difficult to find problems in time and escape or keep away from the coal conveying corridor, and the failure of the alarm device to talk can also cause that operation and maintenance personnel cannot arrive at an accident site in time, so that the efficiency of maintaining the coal conveying belt is influenced;

2. the existing belt deviation identification is only abnormal by high-definition camera shooting identification belt, but the identification mode is single, the potential problem of belt abnormality cannot be found, and certain use limitation is realized.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a based on coal conveyor belt off tracking discernment alarm device has solved the problem that the background art provided.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a recognition and alarm device based on coal conveying belt deviation comprises a device body, a traveling device, an analysis device, an alarm device and a shooting device, wherein a shell is arranged in the device body, the top end of the shell is connected with the traveling device through a concave mounting plate bolt, the side end of the shell is fixedly connected with a wireless charging and receiving end, the bottom end of the shell is fixedly connected with a bottom plate, the bottom end of the bottom plate is movably connected with the shooting device through a movable connecting cradle head, the top end of the bottom plate is provided with the analysis device and the alarm device, the side end of the alarm device is electrically connected with the analysis device, and the side end of the analysis device is electrically connected with a main control panel;

the side end of the shell is connected with a collection box through bolts, an indicator lamp is electrically connected to the surface of the collection box, sound outlets distributed at equal intervals are formed in the surface of the bottom plate, a memory and a main control board are mounted at the top end of the bottom plate, an interface panel is arranged at the side end of the main control board, and the side end of the main control board is electrically connected with the memory;

the warning device comprises a sound player, a voiceprint collector, an environmental sound picker and a volume adjusting button, wherein the side ends of the sound player, the voiceprint collector and the environmental sound picker are electrically connected with the RFID assembly, the side end of the RFID assembly is electrically connected with the interface panel, and the side end of the sound player is electrically connected with the volume adjusting button.

Preferably, running gear includes orbital motion motor, spill mounting panel, first gyro wheel and second gyro wheel, the spill mounting panel is the symmetric distribution, a spill mounting panel side is through pivot swing joint second gyro wheel, another side end installation of spill mounting panel is equipped with the orbital motion motor, the orbital motion motor side passes through the first gyro wheel of shaft coupling swing joint.

Preferably, the wireless charging receiving end comprises a wireless charger and a storage battery, the side end of the wireless charging receiving end is electrically connected with the wireless charger, the side end of the wireless charger is electrically connected with the storage battery, and the bottom end of the storage battery is arranged at the top end of the bottom plate.

Preferably, the wireless charging power receiving end side end is electrically connected to the wireless charging power transmission end, and the wireless charging power transmission end side end is electrically connected to the charging station.

Preferably, a temperature sensor and a vibration sensor probe are arranged in the collection box, and a volume adjusting button is arranged at the side end of the collection box.

Preferably, the analysis device comprises an RFID assembly, an encoder, a wireless signal receiver, a temperature sensor and a vibration sensor probe, and the side end of the RFID assembly is electrically connected with the encoder and the wireless signal receiver.

Preferably, the shooting device comprises a high-definition camera, an infrared thermal imaging camera and a holder, wherein the holder side end is movably connected with the high-definition camera and the infrared thermal imaging camera, and the position of the high-definition camera is symmetrical to that of the infrared thermal imaging camera.

Preferably, 4 computer memory banks and 4 storage hard disks are configured in the memory.

Preferably, the temperature sensor interface adopts RS485LAN WIFI, and the network supports SWSN wireless network.

Preferably, the high-definition camera has 32 times optical zoom and 16 times digital zoom, the high-definition camera has 300 ten thousand pixels, the maximum resolution of the high-definition camera is 1920 × 1080, a light sensing chip in the high-definition camera is larger than 1/1.8 inch, and the acquisition frequency of the high-definition camera is 30 frames/second.

(III) advantageous effects

The utility model provides a discernment alarm device based on coal conveying belt off tracking. The method has the following beneficial effects:

(1) The utility model discloses the belt off tracking detects mainly quantifies the discernment to the belt off tracking, prejudges belt off tracking trend in advance, supplementary artifical decision-making, and technical scheme adopts the visible light camera of patrolling and examining the robot and carries out image acquisition and discernment to the specified point, quantifies to detect and the analysis the skew degree of belt relative reference point, can solve coal conveyor belt off tracking discernment alarm device and can not discover the unusual potential problem of belt, has the problem of certain use limitation.

(2) The utility model discloses the belt off tracking process, the belt can change for the distance between the riding wheel, and irregular deckle edge probably appears in belt and riding wheel edge, and the intelligent monitoring technology of belt off tracking judges and monitors belt picture state based on the logistic regression principle. When the new belt deviation and change in the routing inspection process, the robot can carry out intelligent identification and prediction. The detection precision is high, the speed is fast and stable, the detection speed of a single picture is 100 milliseconds, and the detection rate of 95 percent of belt deviation can be achieved.

(3) The belt off tracking identification scheme mainly adopts a fixed-point camera for real-time monitoring, a set of off tracking special-purpose camera is installed on each belt, a high-definition camera and an infrared thermal imaging camera are assisted by a robot vision detection technology, so that the detection data is more accurate, pictures shot by the high-definition camera and the infrared thermal imaging camera can be transmitted to a main control board, the main control board is compared with conventional pictures stored in a system, and through program setting, the main control board can intelligently find and analyze whether the pictures shot by the high-definition camera and the infrared thermal imaging camera are abnormal or not, if the pictures are abnormal, a warning is sent out, wherein the pictures shot by the infrared thermal imaging camera are shot, and the infrared images of the coal conveying belt can be detected, so that the temperature value of the coal conveying belt can be detected, and after the normal temperature value of the coal conveying belt is compared, the potential problem that the coal conveying belt is abnormal can be found is facilitated.

(4) The utility model discloses discern the belt unusual after, slide on coal conveying corridor's track through running gear, then send the warning through alarm device's sound player, can remind the staff to withdraw rapidly, avoid the risk, then, alarm device passes through radio signal receiver and sends positional information, after backstage personnel received the problem information, can in time inform fortune dimension personnel to arrive accident emergence ground solution problem, can effectual solution like this and handle coal conveying belt abnormal state to the high efficiency keeps the steady operation of belt, convenient practicality.

Drawings

Fig. 1 is a schematic view of the whole of the present invention;

FIG. 2 is a side perspective view of the whole body of the present invention;

fig. 3 is a schematic view of the internal structure of the housing of the present invention;

fig. 4 is a schematic view of the walking device of the present invention;

fig. 5 is a schematic view of the utility model of the collection box.

Fig. 6 is the internal structure schematic diagram of the utility model discloses the collection box.

Fig. 7 is a schematic view of the charging station of the present invention;

fig. 8 is a schematic view of the coal belt of the utility model taken by the device body through the track.

In the figure, 1, an apparatus body; 11. a housing; 12. a memory; 13. a main control board; 14. an interface panel; 15. a base plate; 16. a sound outlet; 17. an indicator light; 18. a collection box; 2. a traveling device; 21. a rail-mounted motor; 22. a concave mounting plate; 23. a first roller; 24. a rotating shaft; 25. a second roller; 26. A coupling; 3. a wireless charging receiving end; 31. a wireless charger; 32. a storage battery; 4. a resolving device; 41. an RFID component; 42. an encoder; 43. a wireless signal receiver; 44. a temperature sensor; 45. Vibrating the sensor probe; 5. an alarm device; 51. a sound player; 52. a voiceprint collector; 53. an ambient sound pickup; 54. a volume adjustment button; 6. a shooting device; 61. a high-definition camera; 62. an infrared thermal imaging camera; 63. a holder; 7. a charging station; 71. and (4) a wireless charging power transmission terminal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, an embodiment of the present invention provides a technical solution: a recognition warning device based on coal conveyor belt deviation comprises a device body 1, a traveling device 2, an analysis device 4, a warning device 5 and a shooting device 6, wherein a shell 11 is arranged in the device body 1, the top end of the shell 11 is connected with the traveling device 2 through a concave mounting plate 22 through a bolt, the side end of the shell 11 is fixedly connected with a wireless charging power receiving end 3, the bottom end of the shell 11 is fixedly connected with a bottom plate 15, the bottom end of the bottom plate 15 is movably connected with the shooting device 6 through a movable connecting cradle head 63, the top end of the bottom plate 15 is provided with the analysis device 4 and the warning device 5, the side end of the warning device 5 is electrically connected with the analysis device 4, the side end of the analysis device 4 is electrically connected with a main control plate 13, the device body 1 travels through the traveling device 2, the traveling device 2 travels in a rail in a coal conveyor corridor through a sliding mode, the shooting device 6 shoots a photograph of the coal conveyor belt in the traveling process of the traveling device 2, processes data through the main control plate 13 to find abnormal coal conveyor belt data, then sends an abnormal coal conveyor belt picture position to a wireless signal receiver 43, an operator can timely contact with a processor to process the abnormal coal conveyor belt to process the abnormal sound of the warning device 5, and the abnormal coal conveyor belt 5 in the alarm field;

the side end of the shell 11 is connected with a collection box 18 through bolts, the surface of the collection box 18 is electrically connected with an indicator lamp 17, the surface of the bottom plate 15 is provided with sound outlets 16 which are distributed at equal intervals, the top end of the bottom plate 15 is provided with a memory 12 and a main control plate 13, the side end of the main control plate 13 is provided with an interface panel 14, the side end of the main control plate 13 is electrically connected with the memory 12, the state of the device body 1 can be displayed through lighting and flickering of the indicator lamp 17, the collection box 18 is internally provided with a device which can detect various data in a coal conveying corridor, the sound outlets 16 facilitate a sound player 51 to send out sound, the bottom plate 15 plays a connecting role, the memory 12 stores pictures and data, the main control plate 13 controls the overall operation of the device body 1, for example, when the electric quantity is too low, the device body 1 is moved to a charging station 7 through a walking device 2 to charge, a shooting device 6 is used for shooting pictures of a coal conveying belt, then the deviated coal conveying belt is processed in a background, and the processing result is sent to paper through a wireless signal receiver 43;

the warning device 5 comprises a sound player 51, a voiceprint collector 52, an environmental sound pickup device 53 and a volume adjusting button 54, the side ends of the sound player 51, the voiceprint collector 52 and the environmental sound pickup device 53 are electrically connected with the RFID component 41, the side end of the RFID component 41 is electrically connected with the interface panel 14, the side end of the sound player 51 is electrically connected with the volume adjusting button 54, the warning device 5 plays sound through the sound player 51, so that evacuation and risks of surrounding workers can be warned, voiceprints are collected through the voiceprint collector 52, after voiceprints are collected through the voiceprint collector 52, voiceprints can be sent to the background through the wireless signal receiver 43, so that the background workers can receive sound of maintenance workers nearby the device body 1, then the background workers send sound data, the wireless signal receiver 43 receives data, and after the RFID component 41 processes the sound, the voiceprints can be played through the sound player 51, so that two-way communication between the maintenance workers and the background workers can be achieved, a deviation belt processing is facilitated, the environmental sound pickup device 53 identifies and picks up the surrounding environmental sound, and detection of the environment of the coal transportation corridor is facilitated, and further, problems finding of the coal device body 1 is facilitated.

Running gear 2 includes orbital motion motor 21, spill mounting panel 22, first gyro wheel 23 and second gyro wheel 25, spill mounting panel 22 is the symmetric distribution, spill mounting panel 22 one side end is through pivot 24 swing joint second gyro wheel 25, another side end installation of spill mounting panel 22 is equipped with orbital motion motor 21, the first gyro wheel 23 of shaft coupling 26 swing joint is passed through to orbital motion motor 21 side, and running gear 2 passes through 2 drive shaft couplings 26 of orbital motion motor and first gyro wheel 23 and rotates to drive pivot 24 and second gyro wheel 25 and rotate, and then make device body 1 slide and walk in the track of coal conveying corridor, make device body 1 portable detection coal belt in the coal conveying corridor.

The wireless charging receiving terminal 3 comprises a wireless charger 31 and a storage battery 32, the wireless charger 31 is electrically connected with the side end of the wireless charging receiving terminal 3, the storage battery 32 is electrically connected with the side end of the wireless charger 31, the bottom end of the storage battery 32 is arranged on the top end of the bottom plate 15, the wireless charging receiving terminal 3 wirelessly charges the wireless charging receiving terminal 3 through the wireless charger 31, then the electric power is stored in the storage battery 32, and the storage battery 32 provides electric power for the device body 1.

The side end of the wireless charging power receiving terminal 3 is electrically connected with the wireless charging power transmitting terminal 71, the side end of the wireless charging power transmitting terminal 71 is electrically connected with the charging station 7, the charging station 7 provides power, the power is connected with the wireless charging power receiving terminal 3 through the wireless charging power transmitting terminal 71, and the power is used for charging and storing the storage battery 32.

The temperature sensor 44 and the vibration sensor probe 45 are arranged in the collection box 18, the volume adjusting button 54 is arranged at the side end of the collection box 18, the collection box 18 can collect the temperature condition and the vibration condition in the coal conveying gallery through the temperature sensor 44 and the vibration sensor probe 45, the running state of the coal conveying belt can be sent in time to the device body 1 through data detection and comparison with conventional data, potential problems which may exist in the coal conveying belt can be found, and the volume of the sound player 51 can be adjusted through the volume adjusting button 54.

The analysis device 4 comprises an RFID component 41, an encoder 42, a wireless signal receiver 43, a temperature sensor 44 and a vibration sensor probe 45, the side end of the RFID component 41 is electrically connected with the encoder 42 and the wireless signal receiver 43, the analysis device 4 analyzes signals and data received by the RFID component 41 through the RFID component 41 and transmits the data to the main control board 13, then the main control board 13 controls the operation of the device body 1, the encoder 42 encodes information received by the RFID component 41, and data processing is convenient after encoding.

The shooting device 6 comprises a high-definition camera 61, an infrared thermal imaging camera 62 and a tripod head 63, the tripod head 63 side end is movably connected with the high-definition camera 61 and the infrared thermal imaging camera 62, the position of the high-definition camera 61 is symmetrical to the position of the infrared thermal imaging camera 62, the shooting device 6 shoots high-definition images and infrared thermal imaging images through the high-definition camera 61 and the infrared thermal imaging camera 62, the tripod head 63 can control the activities of the high-definition camera 61 and the infrared thermal imaging camera 62, and the high-definition camera 61 and the infrared thermal imaging camera 62 can be shot in multiple angles.

4 computer memory banks and 4 storage hard disks are configured in the memory 12, the memory 12 processes data in time through the memory banks, the data shot by the shooting device 6 are stored through the storage hard disks, conventional pictures of the coal conveying belt are stored, and the coal conveying belt with problems can be found conveniently by comparing image information.

The interface of the temperature sensor 44 adopts RS485LAN WIFI, the network supports an SWSN wireless network, the interface RS485LAN WIFI facilitates the connection of the temperature sensor 44, and the network supports the SWSN wireless network to facilitate the transmission of signal data.

The high-definition camera 61 has 32 times of optical zoom and 16 times of digital zoom, the high-definition camera 61 has 300 ten thousand pixels, the maximum resolution of the high-definition camera 61 is 1920 multiplied by 1080, a sensing chip in the high-definition camera 61 is larger than 1/1.8 inch, the collection frequency of the high-definition camera 61 is 30 frames/second, and the high-definition camera 61 can shoot a higher-definition image through the setting, so that the deviation identification of the coal conveying belt is detected.

It should be noted that: the basic flow of belt detection is as follows: taking a picture-loading a picture-detecting whether the picture has a component related to the belt-detecting the characteristic of the component-finding a problem-warning; among the problems that are found to be problematic are: tearing, edge tearing and off tracking;

the utility model discloses device body 1 walks through running gear 2, running gear 2 walks through sliding in the track in the coal conveyor corridor, the picture of coal conveyor belt is taken to camera 6 in the running process of running gear 2, after the shooting is accomplished, data discovery unusual coal conveyor belt data are handled through main control board 13, then send unusual picture position to the backstage through wireless signal receiver 43, backstage operating personnel can in time contact the fortune dimension personnel of coal conveyor belt to handle unusual coal conveyor belt according to the information that receives, in the process that fortune dimension personnel arrived the scene of accident, can send out the warning through the sound player 51 of alarm device 5;

the belt deviation identification scheme can acquire a rapidly-running belt image by utilizing a belt dangerous source video intelligent identification technology in a low-visibility and high-dust space, can analyze the acquired image in real time, intelligently identifies the conditions of tearing, edge tearing and the like of a conveying belt, uploads image information and an image identification result to a remote-control computer or a ground control center in real time, displays and stores the running state of field equipment, comprises the instantaneous surface throwing of a positive position and a negative position of the belt, and simultaneously displays an image of abnormal data.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a discernment alarm device based on coal conveying belt off tracking which characterized in that: the device comprises a device body (1), a walking device (2), an analysis device (4), an alarm device (5) and a shooting device (6), wherein a shell (11) is arranged in the device body (1), the top end of the shell (11) is connected with the walking device (2) through a concave mounting plate (22) in a bolt mode, the side end of the shell (11) is fixedly connected with a wireless charging and receiving end (3), the bottom end of the shell (11) is fixedly connected with a bottom plate (15), the bottom end of the bottom plate (15) is movably connected with the shooting device (6) through a movable connecting cradle head (63), the top end of the bottom plate (15) is provided with the analysis device (4) and the alarm device (5), the side end of the alarm device (5) is electrically connected with the analysis device (4), and the side end of the analysis device (4) is electrically connected with a main control plate (13);

the side end of the shell (11) is connected with a collection box (18) through bolts, an indicator lamp (17) is electrically connected to the surface of the collection box (18), sound outlets (16) distributed at equal intervals are formed in the surface of the bottom plate (15), a memory (12) and a main control board (13) are installed at the top end of the bottom plate (15), an interface panel (14) is arranged at the side end of the main control board (13), and the side end of the main control board (13) is electrically connected with the memory (12);

alarm device (5) include sound player (51), voiceprint collector (52), environment sound pickup (53) and volume adjustment button (54), sound player (51), voiceprint collector (52) and environment sound pickup (53) side electric connection RFID subassembly (41), RFID subassembly (41) side electric connection interface panel (14), sound player (51) side electric connection volume adjustment button (54).

2. The deviation identification and alarm device based on the coal conveying belt as claimed in claim 1, wherein: running gear (2) include orbital motion motor (21), spill mounting panel (22), first gyro wheel (23) and second gyro wheel (25), spill mounting panel (22) are the symmetric distribution, spill mounting panel (22) one side end is through pivot (24) swing joint second gyro wheel (25), spill mounting panel (22) opposite side end installation is equipped with orbital motion motor (21), first gyro wheel (23) of shaft coupling (26) swing joint are passed through to orbital motion motor (21) side.

3. The device for recognizing and warning the deviation of the coal conveying belt according to claim 1, characterized in that: the wireless charging receiving terminal (3) comprises a wireless charger (31) and a storage battery (32), the side end of the wireless charging receiving terminal (3) is electrically connected with the wireless charger (31), the side end of the wireless charger (31) is electrically connected with the storage battery (32), and the bottom end of the storage battery (32) is arranged at the top end of the bottom plate (15).

4. The deviation identification and alarm device based on the coal conveying belt as claimed in claim 1, wherein: the side end of the wireless charging power receiving end (3) is electrically connected with the wireless charging power transmission end (71), and the side end of the wireless charging power transmission end (71) is electrically connected with the charging station (7).

5. The deviation identification and alarm device based on the coal conveying belt as claimed in claim 1, wherein: a temperature sensor (44) and a vibration sensor probe (45) are arranged in the collection box (18), and a volume adjusting button (54) is arranged at the side end of the collection box (18).

6. The device for recognizing and warning the deviation of the coal conveying belt according to claim 1, characterized in that: the analysis device (4) comprises an RFID component (41), an encoder (42), a wireless signal receiver (43), a temperature sensor (44) and a vibration sensor probe (45), wherein the side end of the RFID component (41) is electrically connected with the encoder (42) and the wireless signal receiver (43).

7. The deviation identification and alarm device based on the coal conveying belt as claimed in claim 1, wherein: the shooting device (6) comprises a high-definition camera (61), an infrared thermal imaging camera (62) and a holder (63), wherein the side end of the holder (63) is movably connected with the high-definition camera (61) and the infrared thermal imaging camera (62), and the position of the high-definition camera (61) is symmetrical to that of the infrared thermal imaging camera (62).

8. The deviation identification and alarm device based on the coal conveying belt as claimed in claim 1, wherein: 4 computer memory banks and 4 storage hard disks are configured in the storage (12).

9. The deviation identification and alarm device based on the coal conveying belt as claimed in claim 6, wherein: the interface of the temperature sensor (44) adopts RS485LANWIFI, and the network supports an SWSN wireless network.

10. The deviation identification and alarm device based on the coal conveying belt as claimed in claim 7, wherein: the high-definition camera (61) is provided with 32-time optical zoom and 16-time digital zoom, the high-definition camera (61) is provided with 300 ten thousand pixels, the maximum resolution of the high-definition camera (61) is 1920 x 1080, a light sensing chip in the high-definition camera (61) is larger than 1/1.8 inch, and the acquisition frequency of the high-definition camera (61) is 30 frames/second.

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