30results about How to "Monitoring is clear" patented technology

The invention belongs to the technical field of cameras, and in particular to an intelligent security and protection monitoring camera, comprising a camera main body, a rain cover, a first box body, adraught fan, a heating wire, a temperature control switch, an air hose, a tuyere, a tuyere bracket, a camera bracket, a second box body, an opening, a support plate, a roller bracket, a roller, a plate body, a gear rack, a plate body bracket, a chassis, a motor and a gear. The heating wire provided by the invention can heat the air in the first box body to cooperate with the draught fan and the air hose, the hot air can be guided to the tuyere, the hot air is sprayed onto the lens of the camera main body via the tuyere to effectively remove the moisture in front of the lens and the fog in the lens for easier monitoring after rain or in a humid environment; and the second box body can move under the indirect driving of the motor, and different from the drawback that the traditional cameracan only be fixed at one place, the monitoring range is effectively increased.

The invention discloses a project progress monitoring prompting method and system. The project progress monitoring prompting method comprises the steps of A: pre-storing preset completion time of each link of a project, a level used for representing completion speed of the project or one link, and a color corresponding to the grade, wherein the preset completion time of each link is t1 to tn; B: detecting the time spent in current link of the project, wherein the spent time is Tn, and n is a serial number of the current link; C: comparing the preset completion time with the detected spent time; and D: marking the project with different colors according to a comparison result. According to the project progress monitoring prompting method provided by the invention, the project progress can be monitored clearly and efficiently, and related officials can be reminded timely and conveniently to ensure that the project is completed according to a project progress plan as far as possible.

The invention relates to a focusing lens group and a laser processing applied optics system. The focusing lens group comprises a first lens of the focusing lens group, a second lens of the focusing lens group, a third lens of the focusing lens group, a fourth lens of the focusing lens group and a fifth lens of the focusing lens group which are placed on the optical axis in sequence along the incident direction of the ultraviolet laser. The focal length of the focusing lens group is 30mm and the entrance pupil diameter thereof is 15mm. The invention removes the chromatic aberration of the ultraviolet laser used by the laser processing system and the visible illuminated light used by an illumination system, ensures the focus point of the ultraviolet laser and the focus point of the visible illuminated light to coincide, removes the disturbance of the chromatic aberration with imaging in an imaging monitoring system, ensures the imaging monitoring system to be clear, accurately monitors and locates the processing position and ensures the accuracy and quality of ultraviolet processing. Meanwhile, the focus point of the visible illuminated light can be adopted to align the focus point of the ultraviolet laser and accurately locate the position of the workpiece to be processed.

The invention discloses a monitoring camera. The monitoring camera comprises a body, a protective cover is fixedly arranged on the lower end surface of the main body; a cavity is formed in the protective cover; a controller is fixedly arranged in the upper end wall of the cavity; a monitoring head is fixedly arranged at the lower end of the controller; the upper end of the controller is electrically connected with a storage battery; and an electric energy device is arranged on the upper side of the storage battery and electrically connected with the storage battery. According to the invention,the monitoring camera is simple in structure and convenient to operate, power is supplied to the monitoring head through the solar panel for use, energy is saved, the solar panel is protected, the service life of the solar panel is long, and secondly, the monitoring camera can conduct demisting treatment, so that monitoring is kept clear.

The invention discloses an automatic hot-melting riveting welding machine. The automatic hot-melting riveting welding machine comprises a control system, a driving mechanism, a riveting mechanism anda workbench; the workbench comprises a pedestal and a clamping mechanism; the pedestal is provided with an accommodating cavity; the control system is fixed in the accommodating cavity; the clamping mechanism is fixed on the upper surface of the pedestal; a vertical plate is arranged on the pedestal; the driving mechanism is fixed on the vertical plate; the driving mechanism is connected with theriveting mechanism; the clamping mechanism clamps a plastic workpiece; the riveting mechanism is arranged over the clamping mechanism; the riveting mechanism comprises a riveting plate, a heating device and a riveting column; the riveting plate is detachably fixed on the driving mechanism; the riveting column is detachably fixed on the riveting plate the heating device is arranged in the rivetingcolumn; and a temperature sensor is arranged in the riveting column. The automatic hot-melting riveting welding machine is simple in structure and wide in application range, can accurately control welding temperature and duration, and has good market application value.

The invention discloses a centralized water gate group monitoring device, and relates to the technical field of water gate management. The centralized water gate group monitoring device comprises a water gate main body, water level ascending speed monitoring mechanisms and a self-cleaning mechanism; a control box is arranged at the upper end of the water gate main body; a first rotating shaft is placed at the upper end of the control box; a support pipe is embedded in the upper end of the first rotating shaft; the front surface of the support pipe is connected with a video monitoring mechanism; a support frame is mounted at the upper end of the support pipe; second rotating shafts are fixed at the upper ends of the two sides in the support frame; winding drums are arranged at the ends, near the center line of the support frame, of the second rotating shafts; steel chains are placed on the front surfaces of the winding drums; and the water level ascending speed monitoring mechanisms are embedded in the two sides of the front surface of the water gate main body. In the centralized water gate group monitoring device, the support pipe can be rotated along the first rotating shaft to drive a monitoring probe at the upper end thereof to horizontally rotate, so that the wide-range monitoring of the surroundings of water gates can be achieved, the monitoring range of the water gates is widened, and monitoring blind areas are reduced.

The present invention provides an automatic test visualization method and system based on state migration. The method includes: storing a group of state objects with a migration relationship in a state object list; The test action; display the execution progress of the automatic test according to the status object list and the execution order of the status objects. Using standardized test scripts based on status elements and converting them into object lists can realize clear, fine, and real-time monitoring of the test process based on object lists, thereby obtaining and displaying detailed test progress.

A household photovoltaic hybrid power station data acquisition system disclosed by the present invention comprises a household photovoltaic hybrid power station data acquisition system body, the household photovoltaic hybrid power station data acquisition system body comprises a network intelligent camera arranged on one side of an environment monitoring vertical rod, and a lens is arranged on the left side of the network intelligent camera. The network intelligent camera is obliquely arranged, a solar panel is arranged on the upper portion of the network intelligent camera, a fixing sleeve is fixedly installed on the environment monitoring vertical rod, a supporting base is fixedly connected to the left side of the fixing sleeve, and the network intelligent camera is fixedly installed at the top of the supporting base. According to the invention, the design is reasonable, the arrangement of the network intelligent camera facilitates the on-site remote monitoring of the personnel, saves the waste of manpower caused by manual inspection, facilitates the automatic wiping cleaning and water spraying cleaning of the lens through a single drive, and can effectively clean the dust and impurities on the left side of the lens under the cooperation of wiping cleaning and water spraying cleaning. Therefore, clear monitoring can be realized and use is facilitated.

The invention belongs to the technical field of automobiles, and particularly relates to an intelligent anti-collision early-warning monitoring equipment for an automobile. The intelligent anti-collision early-warning monitoring equipment comprises an installing plate, a first fixing plate of a hollow structure is fixed to one side of the installing plate, a first rotating shaft is movably arranged on the top of the first fixing plate in a sleeve mode, a first fixing rod is fixedly connected to an outer ring of the end, extending out of the first fixing plate, of the first rotating shaft, a second fixing rod is rotatably connected to the other end of the first fixing rod, a first telescopic mechanism is fixed to the other end of the second fixing rod, a third fixing rod is rotatably connected to the top of the first telescopic mechanism, and a second telescopic mechanism is fixed to the bottom of the end, close to the installing plate, of the third fixing rod. According to the intelligent anti-collision early-warning monitoring equipment for the automobile, a camera at the tail of the automobile can be wiped and cleared, so that the camera can clearly monitor the condition behind the automobile, and the automobile is prevented from colliding with other objects.

The invention relates to the field of monitoring equipment, in particular to a camera with a Bluetooth sound box. The camera comprises an installation seat, a camera pedestal, the Bluetooth sound box,a camera main body and a lens cover. The top of the installation seat is fixedly connected with the camera pedestal, and the center of the front surface of the camera pedestal is provided with a clock. A pickup microphone is disposed exactly above the clock on the front of the camera pedestal. The bottom of the back of the camera pedestal is sequentially provided with a reset button, a network cable jack, a power jack and a TF card slot from left to right. The Bluetooth sound box is fixedly installed in a side portion of the camera pedestal, and a microphone is disposed exactly below the Bluetooth sound box on a side surface of the camera pedestal. The top of the camera pedestal is provided with a rotating holder, and the top of the rotating holder is fixedly connected with the camera main body. The left and right sides of the interior of the camera main body are respectively fixedly provided with a movement monitor and a night vision lamp. The camera provided by the invention is simple in overall structure, is diversified in functions, and has certain popularization values.

The invention relates to the technical field of invigilation, and discloses an English examination monitoring device which comprises a movable sleeve, the inner wall of the movable sleeve is movably connected with the outer surface of a fixed supporting plate, semicircular clamping blocks are installed at the top of the fixed supporting plate at equal intervals, and a movable roller is located between the two semicircular clamping blocks. The right side of the bottom wall of an inner cavity of the movable sleeve is fixedly connected with the bottom of a spring, the top of the spring is fixedly connected with the right side of the bottom of a movable connecting plate, the bottom of the movable connecting plate is fixedly connected with the top of a positioning clamping rod, and the bottom of the positioning clamping rod penetrates through a hole formed in the bottom of the movable sleeve and is movably connected with the movable sleeve. The top of the movable sleeve is fixedly connected with the bottom of a T-shaped limiting rod, and the top of the T-shaped limiting rod penetrates through a notch formed in the bottom of a threaded sleeve and is movably connected with the threaded sleeve. According to the invention, the problem that the existing English examination invigilation by a teacher is only suitable for a small examination room, but the cheating prevention ability for examinees is limited only by the invigilation teacher in a large examination room is solved.

The invention provides a monitoring device and monitoring method for a distribution chute of a blast furnace, and belongs to the technical field of equipment monitoring. The monitoring device for thedistribution chute of the blast furnace comprises a wiping disc, a thermal imaging camera, a first drive mechanism, a second drive mechanism, and a controller, wherein the wiping disc stretches into asealing cover of the blast furnace from the outside and is rotationally connected with the sealing cover, a bypass hole is formed in the wiping disc, and a wiping cloth is arranged on the wiping disc; the thermal imaging camera is arranged in the bypass hole and capable of moving along the axis of the bypass hole; the first drive mechanism is used for driving the wiping disc to rotationally wipethe thermal imaging camera; the second drive mechanism is used for driving the thermal imaging camera to move; and the controller is used for controlling the first drive mechanism, the second drive mechanism and the thermal imaging camera. In the monitoring method for the distribution chute of the blast furnace, the distribution chute is monitored through the monitoring device for the distributionchute of the blast furnace. According to the monitoring device and monitoring method for the distribution chute of the blast furnace, the definition of images detected by the thermal imaging camera is ensured, and real-time monitoring for the distribution chute is realized.

The invention relates to monitoring equipment, in particular to intelligent monitoring equipment without a monitoring blind area, a wide-angle camera seat can be lifted while being lifted, the local distance between a wide-angle camera and an object at the high position can be shortened, and the position at the high position can be monitored more clearly. When the wide-angle camera base inclines downwards, the local distance between the wide-angle camera base and a low object can be reduced and pulled in, and the low position can be monitored more clearly. The fixing base comprises a flat strip plate and two door-shaped bases, and the two door-shaped bases are arranged at the upper end of the flat strip plate in a bilateral symmetry mode. The main frame body comprises a flat and wide plate, a round through hole, an electric telescopic rod, a vertical round rod, a limiting piece and a trapezoidal convex strip; circular through holes are formed in the left end and the right end of the flat wide plate, vertical round rods are fixedly connected to the left end and the right end of the lower end of the flat wide plate, limiting pieces are fixedly connected to the lower ends of the two vertical round rods, and a trapezoidal protruding strip is arranged in the middle of the lower end of the flat wide plate.

An image system with high definition cameras comprises a plurality of ad-hoc network nodes. The cameras are arranged on the nodes respectively. The image system is characterized in that every camera comprises a first double convex lens, a second single convex lens and an image sensor, wherein the focal length of the first double convex lens is f1 and the focal length of the second single convex lens is f2; the image sensors are used for undertaking images; at least one surfaces of the first double convex lens and the second single convex lens comprise binary diffractive optical structures which are used for eliminating the aberration of the system; the focal length of the integral system is f, wherein the ratio between f and f1 is 1.28 to 3.45.

The invention relates to the field of aviation management, in particular to an aircraft monitoring method and device based on multi-radar information fusion. The method includes the steps that whether historical radar information exists in an aircraft corresponding to received first radar information or not is judged; if yes, the to-be-fused information weight of the first radar information is calculated; according to the to-be-fused information weight of the historical radar information and the to-be-fused information weight of the first radar information, to-be-fused information of the first radar information and the historical radar information are fused into radar fusion information; the aircraft corresponding to the radar fusion information is monitored. The to-be-fused information of the first radar information and the historical radar information are fused according to the to-be-fused information weight of the first radar information and the to-be-fused information weight of the historical radar information, fusion precision of multiple pieces of radar information in the same aircraft is greatly improved, and accordingly the aircraft can be monitored more clearly and more specifically.

The invention relates to the field of aviation management, in particular to an aircraft monitoring method and device based on multi-radar information fusion. The method includes the steps that whether historical radar information exists in an aircraft corresponding to received first radar information or not is judged; if yes, the to-be-fused information weight of the first radar information is calculated; according to the to-be-fused information weight of the historical radar information and the to-be-fused information weight of the first radar information, to-be-fused information of the first radar information and the historical radar information are fused into radar fusion information; the aircraft corresponding to the radar fusion information is monitored. The to-be-fused information of the first radar information and the historical radar information are fused according to the to-be-fused information weight of the first radar information and the to-be-fused information weight of the historical radar information, fusion precision of multiple pieces of radar information in the same aircraft is greatly improved, and accordingly the aircraft can be monitored more clearly and more specifically.

The invention provides a security monitoring device integrating lighting monitoring, and relates to the technical field of security camera. The security monitoring device integrating lighting monitoring includes a street light pole and a security mechanism, the bottom right side of the outer surface of the inner panel is connected to the top of the outer surface of the component plate, and the bottom of the outer surface of the component plate is connected to the lamp bar The top of the outer surface of the lamp pole is electrically connected, the top of the outer surface of the street light pole is connected to the left side of the outer surface of the arc rod, the top of the outer surface of the installation shell is connected to the bottom of the outer surface of the rain guide plate, and the installation The left middle part of the outer surface of the shell is connected with the right side of the outer surface of the remote control board. The present invention uses the remote control board and the interior board, so the space below is monitored when in use, and the space below can also be illuminated, so that it can not only illuminate at night, so the invention can achieve It has the purpose of lighting and monitoring security functions.

The invention discloses an all-in-one follow-up prevention monitoring and lighting integral device for a medical tower crane, which comprises a tower crane fixing base, a crossbeam revolving shaft, and a crossbeam, wherein the crossbeam is hinged to the tower crane fixing base through the crossbeam revolving shaft, a hanger rod is arranged at the middle part of the crossbeam revolving shaft and is coaxially arranged with the crossbeam revolving shaft, the upper end of the hanger rod penetrates the tower crane fixing base, the lower end of the hanger rod penetrates the crossbeam; a drag device is arranged at the connecting part of the hanger rod and the tower crane fixing base, so as not to enable the friction force between the crossbeam revolving shaft and the hanger rod to be to drive the hanger rod to flow up when the crossbeam rotates; the lower end of the hanger rod is hinged to one end of a support arm, the other end of the support arm is hinged to a monitoring and lighting device. By the coaxial arrangement of the hanger rod and the crossbeam revolving shaft, separate rotating and adjusting of the monitoring and lighting device and the crossbeam is realized, the arrangement of the drag device effectively avoids a follow-up phenomenon, and the device has the advantages of convenience in operation, and no dead angle in monitoring and lighting.

The invention discloses a monitoring device with a protective structure for rotating machinery in a radiation environment. There is a motor, a heat pipe runs through the inside of the long slot, a transmission shaft is connected to the upper surface of the motor, a fixed blade is installed on the upper surface of the turntable, and a connecting rod is connected to the upper end of the fixed blade, and the turntable There are support columns on the left and right sides of the platform, a non-contact module of the speed detector is installed on the inner side of the platform, a slide rail is provided on the lower surface of the horizontal plate, and a For welding, this kind of rotating machinery monitoring device is equipped with protective measures, which prolongs the service life of the device. Secondly, the fixing and cooling effect of the motor in the rotating machinery is better. When the motor fails, it can be detected and repaired in time. .

The invention relates to the technical field of safety management, in particular to an oil depot and gas station safety management method and device. The device comprises a safety equipment body, a lifting assembly and a cleaning assembly, wherein the lifting assembly comprises a sliding frame, a sliding block, a rotating disc, a rotating shaft, a rotating wheel, a driving wheel, a driven wheel, a belt and a toothed belt, the rotating disc rotates when the safety equipment body is overhauled, the rotating disc rotates to drive the rotating shaft and the rotating wheel to rotate, the rotating wheel rotates to drive the driving wheel to rotate, the driving wheel rotates to drive the toothed belt to rotate, the toothed belt rotates to drive the driven wheel to rotate to form linkage so as to enable the belt to rotate, the belt rotates to enable the sliding block to move on the sliding frame, sliding movement drives the safety equipment body to move, and the rotating direction of the rotating disc is controlled so as to lift the safety equipment body. The problems that existing safety management equipment is fixedly installed at a high position through an installation frame and screws, cannot be lifted and is inconvenient to overhaul are solved.

The invention discloses a monitoring device having a protective structure and used for a rotating machine under a radiation environment. The monitoring device comprises a base table, a rotary disc anda horizontal plate, a motor fixing frame is inlaid inside the base table, a motor is installed on the inner side of a black chromium coating, a heat transfer pipe penetrates through the interior of along groove, a transmission shaft is connected to the upper surface of the motor, a fixed blade is mounted on the upper surface of the rotary disc, and a communicating rod is connected to the upper end of the fixed blade. Supporting columns are arranged on the left and right sides of the rotary disc, a rotation speed detector non-contact module is arranged on the inner side of a placing table, asliding rail is arranged on the lower surface of the horizontal plate, and one end of the horizontal plate and the upper end of the corresponding supporting column are welded. The rotary mechanical monitoring device is provided with protective measures, the service life of the device is prolonged, the fixing and heat dissipation effect of the motor in the rotating machine is good, and faults can be detected and repaired in time when the motor breaks down.

The invention discloses an optical system, which sequentially comprises a first lens group (1), a grating (4), a second lens group (2), a third lens group (3) and a light sensing core (7) from the object space to the image space, wherein the integral focal distance of the first lens group (1) is negative, the integral focal distance of the second lens group (2) is positive, the integral focal distance of the third lens group (3) is positive, the distance between the second lens group (2) and the light sensing chip (7) is fixed, the distance between the first lens group (1) and the light sensing chip (7) can be regulated through moving the first lens group (1), and the distance between the third lens group (3) and the light sensing chip (7) can be regulated through moving the third lens group (3).

The invention discloses a mobile raised dust monitoring and treating device for treating a construction site in a subsidence land, which comprises a base, moving wheels are fixedly connected to four corners of the lower end of the base, a driving device is fixedly connected to the rear part of the lower end of a fixed plate, and a connecting device is fixedly connected to the front end of the driving device. Rolling devices are fixedly connected to the left portion and the right portion of the rear end of the connecting device, a shooting device is fixedly connected to the lower portion of the right end of a stabilizing frame, a long rod is fixedly connected to the upper portion of the left end of the stabilizing frame in a penetrating mode, and a wind speed tester and a wind direction tester are fixedly connected to the left portion and the right portion of the upper end of the long rod respectively. According to the mobile raised dust monitoring and treating device for treating the construction site in the subsidence land, the height of the whole raised dust monitoring and treating device is convenient to adjust, use is convenient and fast, the experience feeling of a user on the flying dust monitoring device for the construction site is improved, the requirements of the current market are met, and environment treatment is facilitated.

The invention discloses a monitoring device with a voice prompt function. The monitoring device with a voice prompt function includes a protective casing, a fixing base, a wireless transmitter and a loudspeaker, wherein a rotating shaft is arranged at the bottom end of the protective casing; the rotating shaft is closely fitted with the protective casing; the fixing base is arranged at the bottomend of the rotating shaft; the fixing seat and the rotating shaft are closely fitted; a fixing groove is formed in the left side of the fixing base; the fixing groove is connected with the fixing basein a penetrated manner; the front middle part of the fixing base is provided with a charging port slot; the charging port slot is embedded into and is connected to the fixing base, and the loudspeaker is arranged, and the loudspeaker is fixedly connected with the protective casing; when the monitoring device is in the process of monitoring, the monitor is in the running state or the power is insufficient, the loudspeaker immediately gives a voice prompt, thereby prompting a user that the monitoring device is running normally or the user should charge a battery of the monitoring device in time; and at the same time, in a certain time period, the loudspeaker can automatically perform voice prompting work, so that the monitoring device with a voice prompt function is suitable for use in thefield of monitoring devices, and has a wide application prospect in the future.

The invention discloses a monitoring camera, which comprises a main body, a shield is fixed on the lower end surface of the main body, a cavity is arranged in the shield, a controller is fixed in the upper end wall of the cavity, and the controller The lower end is fixed with a monitoring head, the upper end of the controller is electrically connected to a storage battery, the upper side of the storage battery is provided with an electric energy device, and the electric energy device is electrically connected to the storage battery. The present invention is simple in structure and easy to operate. The board is used for power supply of the monitoring head, which saves energy, and the solar panel is protected, and its service life is long. Secondly, the monitoring camera can be defogged to keep the monitoring clear.

The present invention relates to a monitoring device, more specifically an intelligent monitoring device without a monitoring blind spot. The seat of the wide-angle camera will rise while being raised, and the distance between the wide-angle camera and objects at a high place will be shortened, and the distance between the wide-angle camera and objects at a high place will be shortened. position for clearer monitoring. The wide-angle camera seat will be lowered while tilting downward, pulling in the local distance with low objects, and monitoring the low positions more clearly. The fixed seat includes a flat slat and a door-shaped seat, and two door-shaped seats are arranged symmetrically on the upper end of the flat slat; the main frame body includes a flat wide board, a circular through hole, an electric telescopic rod, a vertical round Rods, limiters and trapezoidal convex strips, the left and right ends of the flat wide plate are provided with circular through holes, the left and right ends of the lower end of the flat wide plate are fixedly connected with vertical round rods, and the lower ends of the two vertical round rods are fixed It is connected with the limit piece, the middle position of the lower end of the flat and wide board is provided with a trapezoidal convex strip, and the left and right ends of the lower end of the flat and wide board are fixedly connected with electric telescopic rods.

The invention relates to the technical field of railway monitoring and discloses a high-performance railway track monitoring and sensing device. The device comprises a monitoring shell; a mirror ringis fixedly mounted on a left side of the monitoring shell; a camera is fixedly mounted at the interior of the mirror ring; a supporting plate is fixedly mounted at the bottom of the monitoring shell;a connecting rod is fixedly mounted at the bottom of the supporting plate; a sleeve rod is sleeved on the outer side of the bottom of the connecting rod; and a servo motor is fixedly mounted at the bottom of an inner cavity of the sleeve rod. According to the high-performance railway track monitoring and sensing device, by disposing a fan, an air outlet pipe and an air exhaust pipe, connecting a traverse plate and mounting a side plate, the monitoring shell is mounted and fixed, the camera monitors the situation of a railway track and the fan is started, the wind generated by the fan and the fan is blown onto the mirror ring through the air outlet pipe and the air exhaust pipe and the moisture and dust remaining on the surface of the mirror ring can be blown away, so that the monitoring ofthe camera is clearer and the monitoring effect is better, thereby greatly improving the usage performance of the railway track monitoring and sensing device.

The invention relates to a remote video image transmission system. The remote video image transmission system comprises wireless self-organized networks; each self-organized network comprises a plurality of nodes; each node is provided with a signal collector; video data collected by the signal collector is transmitted to a user side through a wired and / or wireless network; the remote video image transmission system is characterized in that the signal collector sequentially comprises a biconvex lens, a convex lens and an image sensing chip, wherein the focal length of the biconvex lens is f1; the focal length of the convex lens is f2; the image sensing chip is used for receiving an image; the f1 / f2 ratio is between minus 0.2 and minus 0.8; and, if the focal length of an imaging system composed of the biconvex lens and the convex lens is f, the f1 / f ratio is within 1.25-2.5.

The invention belongs to the technical field of cameras, and is specifically an intelligent security monitoring camera, which includes a camera body, a rain cover, a first box, a fan, a heating wire, a temperature control switch, an air duct, an air nozzle, an air nozzle bracket, and a camera. Bracket, second box body, opening, support plate, roller bracket, roller, plate body, rack, plate body support, case, motor and gear. The electric heating wire provided by the present invention can heat the air inside the first box and cooperate with the fan and the air pipe to guide the hot air to the air nozzle, and spray the hot air on the lens of the camera body through the air nozzle, which can effectively Remove the moisture in front of the lens and the fog inside the lens, which is convenient for clearer monitoring after rain or in a humid environment; the second box can be moved under the indirect drive of the motor, which is different from the traditional camera that can only be fixed in one place The disadvantages, effectively increase the scope of monitoring.

Disclosed is a remote video transmission system. The remote video transmission system comprises wireless ad hoc networks, every wireless ad hoc networks comprises a plurality of nodes, every node is provided with a camera, and video data collected by the cameras can transmitted to remote terminals through wireless and / or wired networks. The remoter video transmission system is characterized in that every camera sequentially comprises a biconvex lens with a focal distance of f1, a meniscus lens with a focal distance of f2 and an image sensing chip for receiving images, wherein f1 / f2 is between -0.2 and -0.8; if the focal distance of an imaging system composed of the biconvex lens and the meniscus lens is f, f1 / f is between 1.25 and 2.5.