CN108234846A - A kind of night vision device - Google Patents
A kind of night vision device Download PDFInfo
- Publication number
- CN108234846A CN108234846A CN201810014865.1A CN201810014865A CN108234846A CN 108234846 A CN108234846 A CN 108234846A CN 201810014865 A CN201810014865 A CN 201810014865A CN 108234846 A CN108234846 A CN 108234846A
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- CN
- China
- Prior art keywords
- audio
- video
- laser
- lens
- night vision
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
Abstract
The invention discloses provide a kind of night vision device, including central processing unit, and the pick-up lens being electrically connected with the central processing unit, video encoder, light compensating apparatus, audio collection device, audio and video fusing device, display screen and power supply, further include heating unit and temperature sensor, temperature sensor and heating unit are arranged on audio and video fusing device surface, temperature sensor is used to acquire the temperature on audio and video fusing device surface, temperature sensor and heating unit are connected respectively with central processing unit, central processing unit is used to heat audio and video fusing device according to the temperature control heating unit on the audio and video fusing device surface of acquisition.The present invention is when the temperature around temperature sensor detects audio and video fusing device is less than set temperature, central processing unit starts heating unit and audio and video fusing device is heated, it has ensured that audio and video fusing device at low ambient temperatures can carry out spot the normal acquisition of video/audio, high resolution audio and video output is provided.
Description
Technical field
The present invention relates to audio-video collection technologies, and in particular to a kind of night vision device.
Background technology
At present, scene and the field of bad environments are required for monitoring personnel by night vision device to wild environment after various calamities
Audio-video collection is carried out, and collected audio and video are uploaded to command centre, so that command centre converges field condition
Bulk analysis.But existing night vision device has the following problems：
1. the audio and video fusing device of night vision device can not work normally at low ambient temperatures, and can not bear sleet wind sand
Wait harsh environments；
2. the central processing unit of existing night vision device needs to control the acquisition of each camera shooting and video, while control pick-up lens and benefit
The synchronous zoom of light microscopic head, thus it is higher to the performance requirement of central processing unit；
3. it is more and more harsh to video and audio high-definition signal demand with the raising that command scheduling requires, if necessary to tight
High resolution audio and video acquisition is realized under cruel environment, single night vision device can not be completed individually, using existing night vision device, outside with capture card and
Show the instruments such as equipment, several testing staff is needed, which to cooperate, to be realized, and night vision device cannot acquire sound progress simultaneously
Sound and video simultaneous interpretation.
Invention content
The present invention provides a kind of night vision device, and can not carry out audio and video at low ambient temperatures solving existing night vision device adopts
The problem of collection.
One side according to the present invention provides a kind of night vision device, including：Central processing unit and with the central processing
Pick-up lens, video encoder, light compensating apparatus, audio collection device, audio and video fusing device, display screen and the electricity of device electrical connection
Source, it is characterised in that：The night vision device further includes：Heating unit and temperature sensor；
The heating unit and the temperature sensor are arranged at the audio and video fusing device surface；
The temperature sensor, for acquiring the temperature on the audio and video fusing device surface；
The temperature sensor and the heating unit are electrically connected respectively with the central processing unit；
The central processing unit, for according to the collected audio and video fusing device surface of the temperature sensor
Temperature controls the heating unit to heat the audio and video fusing device.
Optionally, in night vision device of the present invention, the night vision device further includes：Heat conduction rubber cushion；
The heat conduction rubber cushion is set between the heating unit and the video/audio encoding and decoding device.
Optionally, in night vision device of the present invention, the light compensating apparatus includes：Laser, laser homogenizing device and laser
Illuminate camera lens；
The laser homogenizing device is set between the laser and the laser lighting camera lens；
The laser homogenizing device, the laser beam for laser to be sent out carry out spot shaping processing and light
Spot homogenizes processing；
The laser lighting camera lens, the laser beam for laser to be sent out carry out expanding processing.
Optionally, in night vision device of the present invention, the central processing unit includes：Main control circuit module and synchronous zoom
Control circuit module；
The main control circuit module, for respectively driving the pick-up lens, the light compensating apparatus, the Video coding
Device, the audio collection device, the audio and video fusing device and the display screen；It is controlled according to the synchronous zoom received
The shot information that circuit module is sent is matched with preset condition；It is unmatched in the shot information and the preset condition
In the case of, send out camera lens adjust instruction to the synchronous zoom control circuit module；
The synchronous zoom control circuit module, for the collected shot information to be sent to the main control electricity
Road module；According to the camera lens adjust instruction that the main control circuit module received is sent, to the light compensating apparatus and/or institute
Pick-up lens is stated to be controlled；
Wherein, the shot information includes：The photograph of the position of the pick-up lens and angle information and the light compensating apparatus
The position of bright mirror head and angle information；
The camera lens adjust instruction includes：The light compensating apparatus illumination camera lens position and angle adjust instruction and/or
The zoom position of the pick-up lens and angle adjust instruction.
Optionally, in night vision device of the present invention, the power supply includes：Main power source and light filling power supply；
The main power source, for for the central processing unit, pick-up lens, the video acquisition encoder, described
Audio collection device, the audio and video fusing device and display screen power supply；
The light filling power supply, for powering for the light compensating apparatus.
Optionally, in night vision device of the present invention, the night vision device further includes：Housing；
The heating unit, the temperature sensor, the video encoder, the audio and video fusing device, it is described in
Central processor and the power supply are fixedly installed on respectively in the housing；
The pick-up lens, the light compensating apparatus and the audio collection device are set to the same side of the housing；
The display screen is set on the housing opposite with the camera lens rostral.
Optionally, in night vision device of the present invention, the central processing unit, the video encoder and video described in sound melt
It attaches together to put and be vertically arranged in the housing.
Optionally, in night vision device of the present invention, the operation panel for controlling manually is additionally provided on the housing；
The operation panel is equipped with control key；
The control key is electrically connected with the central processing unit.
Compared with prior art, effect of the invention is as follows：
The present invention is with the night vision device for scouting monitor function, by increasing the heating unit being electrically connected with central processing unit
And temperature sensor, when the temperature around temperature sensor detects audio and video fusing device is less than set temperature, centre
Reason device starts heating unit and audio and video fusing device is heated, and has ensured that audio and video fusing device at low ambient temperatures can
The normal acquisition of video/audio is carried out to spot, and is capable of providing high resolution audio and video output.
The invention also includes housing, pick-up lens, light compensating apparatus, audio collection device, audio and video fusing device, display screen,
Heating unit, temperature sensor, central processing unit and power supply are respectively fixedly disposed in a housing, night vision device centralized procurement of the present invention
Integrate, encode synthesis, export, being locally displayed, night vision device of the present invention is light compact, single can carry and use.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, below the special specific embodiment for lifting the present invention.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the schematic block circuit diagram of night vision device first embodiment of the present invention；
Fig. 2 is the schematic block circuit diagram of night vision device second embodiment of the present invention；
Fig. 3 is the structure diagram of night vision device fourth embodiment of the present invention；
Fig. 4 is the schematic block circuit diagram of the 5th embodiment of night vision device of the present invention.
In attached drawing：1 be housing, 2 be pick-up lens, 3 be light compensating apparatus, 3-1 is laser, 3-2 laser homogenizings device, 3-
3 it is laser lighting camera lens, 4 be audio collection device, 5 be video encoder, 6 be audio and video fusing devices, 7 be display screen, 8 is
Central processor, 8-1 are main control circuit module, 8-2 is synchronous zoom control circuit module, 9 be power supply, 9-1 is main power source, 9-
2 it is light filling power supply, 10 be operation panel, 11 be heating unit, 12 be temperature sensor, 13 be pick-up lens sensor, 14 is
Illuminate lens sensors, 15 be the first servo motor, 16 be the second servo motor.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear and complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Shown in Figure 1, in order to solve the problems in the prior art, the present invention provides a kind of night vision device, including centre
Reason device 8 and the pick-up lens 2, video encoder 5, light compensating apparatus 3, audio collection device 4, the sound that are electrically connected with central processing unit 8 regard
Frequency fusing device 6, display screen 7, power supply 9, heating unit 11 and temperature sensor 12, pick-up lens 22 pass through video encoder 5
It is electrically connected with audio and video fusing device 6, for acquiring video information.Audio collection device 4 is electrically connected with audio and video fusing device 6,
The output terminal of audio and video fusing device 6 is connected with the digital component serial line interface for synchronous transfer video and audio signal
(SDI).Audio and video fusing device 6 is used to export the analog audio signal that audio collecting device is converted into and video encoder 5
Vision signal be overlapped, by the way that vision signal is synthesized high-definition signal all the way, final output high definition 1080P with audio signal
Audio, video data, and party-line transmitting is carried out with SDI standards by digital coding, audio and video fusing device 6 realizes simultaneously
Transmit HD video and audio.In the present embodiment, audio collection device 4 uses microphone, and microphone is directional microphone, is had
Environment resistant noise immune is strong, can clearly acquire target sound.
Heating unit 11 and temperature sensor 12 are arranged at 6 surface of audio and video fusing device, and temperature sensor 12 is used for
The temperature on 6 surface of audio and video fusing device is acquired, temperature sensor 12 and heating unit 11 are electrically connected respectively with central processing unit 8
It connects, central processing unit 8 is used to melt audio and video according to the temperature control heating unit 11 on 6 surface of audio and video fusing device of acquisition
It attaches together and puts 6 and heated.The present invention melts audio and video using temperature sensor 12 to adapt to the working environment of -35 DEG C of low temperature
Attach together put 6 nearby temperature be monitored, when low temperature reaches -35 DEG C, start heating unit 11, heating unit 11 in the present embodiment
Using electric heating sheets, other existing satisfactory heating units 11 can also be used.When 6 the operation is stable of audio and video fusing device
Heating unit 11 is closed afterwards, ensure that audio and video fusing device 6 carries out low-power consumption stable operation at -35 DEG C of low temperature.
Possibly/optionally, the present embodiment, night vision device further includes：Heat conduction rubber cushion；Heat conduction rubber cushion is set to the heating dress
It puts between 11 and the audio and video fusing device 6.Heating unit 11 is fitted in 6 table of audio and video fusing device by heat conduction rubber cushion
Face makes heat pass through heat conduction rubber cushion and is uniformly transmitted to audio and video fusing device 6.
Possibly/optionally, the present embodiment, pick-up lens 2 is high definition ultra-low illumination camera, resolution ratio for 1920 ×
Auto-focusing or manually control focusing may be used in 1080, lens focus 7-84mm, 20 times of optical zoom, focusing mode.This
The use model of pick-up lens 2 BIT8512-H2D in embodiment, 12 times 2,000,000 1/1.9 " day and night type starlight grade is high by CMOS ICR
Clear integration camera movement.
Possibly/optionally, the present embodiment, light compensating apparatus 3 includes laser 3-1, laser homogenizing device 3-2 and laser shines
Bright mirror head 3-3, laser homogenizing device 3-2 are set between laser 3-1 and laser lighting camera lens 3-3,
Laser lighting camera lens 3-3, the laser beam for laser 3-1 to be sent out carry out expanding processing；
Laser homogenizing device 3-2, the laser beam for laser 3-1 to be sent out carry out spot shaping processing and hot spot
Processing.
Laser homogenizing device 3-2 uses existing laser homogenizing device 3-2, by carrying out shaping to laser, homogenizing processing
Afterwards, the laser beam for making transmitting is uniform, improves the clarity that pick-up lens 2 shoots picture, has ensured and carried out daytime to target
And night it is completely black under the conditions of blur-free imaging.In the present embodiment, laser 3-1 uses semiconductor infrared laser device 3-1, and laser shines
Bright mirror head 3-3 is high-definition laser camera lens.
Possibly/optionally, the present embodiment, display screen 7 uses 5 cun of OLED liquid crystal screens, being capable of real-time display locally acquisition
Image, can help operating personnel position spot.
Power supply 9 is equipped in power supply 9 and manages system, management system includes the power supply to night vision device various components inside of the present invention
9 conversion circuits, power supply 9 be night vision device various components inside power supply, central processing unit 8 control pick-up lens 2, video encoder 5,
Light compensating apparatus 3, audio collection device 4, audio and video fusing device 6, display screen 7, heating unit 11 and temperature sensor 12 startup,
Stop.
In the second embodiment of the present invention, provide a kind of night vision device, it is shown in Figure 2, including central processing unit 8 and
The pick-up lens 2 that is electrically connected with central processing unit 8, video encoder 5, light compensating apparatus 3, audio collection device 4, audio and video merge dress
Put 6, display screen 7, power supply 9, heating unit 11 and temperature sensor 12, central processing unit 8 include main control circuit module 8-1 and
Synchronous zoom control circuit module 8-2, main control circuit module 8-1 are carried out by serial communication port and synchronous zoom control circuit
It is in communication with each other；Main control circuit module 8-1 and synchronous zoom control circuit module 8-2 selects -35 DEG C of temperature of adaptation low temperature will
The technical grade chip asked.
Main control circuit module 8-1, for respectively driving the pick-up lens 2, light compensating apparatus 3, video encoder 5, sound
Frequency collector 4, audio and video fusing device 6 and display screen 7；It is sent according to the synchronous zoom control circuit module 8-2 received
Shot information is matched with preset condition；It is unmatched in shot information and the preset condition, to synchronous zoom
Control circuit module 8-2 sends out camera lens adjust instruction；
Synchronous zoom control circuit module 8-2, for collected shot information to be sent to the main control circuit mould
Block 8-1；According to the camera lens adjust instruction that the main control circuit module 8-1 that receives is sent, to light compensating apparatus 3 and/or described take the photograph
As camera lens 2 is controlled；
Wherein, the shot information includes：The photograph of the position of the pick-up lens and angle information and the light compensating apparatus
The position of bright mirror head and angle information；
The camera lens adjust instruction includes：The light compensating apparatus illumination camera lens position and angle adjust instruction and/or
The zoom position of the pick-up lens and angle adjust instruction.
The laser lighting camera lens 3-3 of light compensating apparatus 3 uses automatic zoom camera lens, and being configured with second on automatic zoom camera lens watches
Take motor 16.Pick-up lens 2 uses auto iris motorized zoom lens, and auto iris motorized zoom lens are configured with the first servo
Motor 15.Night vision device further includes：Pick-up lens sensor 13 and illumination lens sensors 14, pick-up lens sensor 13 are used to examine
The focal position variation of pick-up lens 2 is surveyed, and angle change is obtained according to focal position variation, illumination lens sensors 14 are used for
The focal position variation of detection illumination camera lens 3-3, and angle change is obtained according to focal position variation.In the present embodiment, camera shooting
Lens sensors 13 and illumination lens sensors 14 are rotary precision potentiator, pick-up lens 2 and laser using potentiometer
The focus-variable lens (zoom movement eyeglass) of illumination camera lens 3-3 drive lower movement by the mechanical structure rotation connected on the rotary shaft,
The position of focus-variable lens is determined by the number of turns that mechanical structure rotates.Pass through the voltage feedback value of potentiometer and the machine driving number of turns pair
Should, it can judge focus-variable lens position, and because lens focus is to be determined by position on focus-variable lens optical axis, therefore can pass through change
Focus lens change in location show that lens focus changes.The angle of camera lens is determined by lens focus size, by by lens focus
Change in location is converted to angle change.
Video encoder 5, light compensating apparatus 3, audio collection device 4, audio and video fusing device 6, display screen 7, power supply 9, heating
Device 11 and temperature sensor 12 are identical with the first embodiment, therefore are omitted herein.
The present embodiment will combine concrete application example, the present embodiment method is illustrated, it should be pointed out that this implementation
A large amount of technical details disclosed in example are not used to uniquely limit the present invention for explaining the present invention.
It is even that the present invention includes main control circuit module 8-1, synchronous zoom control circuit module 8-2, laser 3-1, laser
3-2, laser lighting camera lens 3-3, pick-up lens 2 etc. are put in makeup.By the use of laser 3-1 as the lighting source of night vision device, will swash
Light device 3-1 light beams are expanded, and are carried out spot shaping, are homogenized.Beam zoom system is equipped in synchronous zoom control circuit module 8-2
System control unit, the laser that laser 3-1 is sent out carry out beam zoom, and beam zoom system is designed through optical optimization, light beam
Zoom system, pancreatic system can control the angle of divergence of laser beam to change between 2 °~50 °, to monitor far and near target.Laser 3-1
Using semiconductor infrared laser device 3-1, semiconductor infrared laser device 3-1 wavelength is 940nm, and human eye is invisible, good concealment.By
The infrared laser that semiconductor infrared laser device 3-1 launches controls laser after laser homogenizing device 3-2 progress shapings homogenize
The angle of divergence of light beam changes between 2 °~50 °.
In order to realize laser light filling and the cooperation of high definition imaging, the present invention passes through laser using laser synchronization zoom technology
Synchronous zoom ensure that the clarity of camera acquisition image, and after the power is turned on, synchronous zoom control circuit passes through night vision device of the present invention
Pick-up lens sensor 13 detects position and the angle information of pick-up lens 2 in real time, is examined in real time by illuminating lens sensors 14
Survey position and the angle information of laser lighting camera lens 3-3, and by the position of pick-up lens 2 and angle and laser lighting camera lens 3-3
Position and angle information be sent to main control circuit；Main control circuit according to the position of the pick-up lens 2 of acquisition and angle and
The position of laser and angle information judge that the position of pick-up lens 2 and the position and angle of angle and laser lighting camera lens 3-3 are believed
Whether breath reaches preset condition, if reaching preset condition, the position of laser facula is optimal illumination distance and angle, then light filling
The laser position that device 3 is sent out is constant；Otherwise, master controller sends out adjustment laser lighting distance and angle according to preset condition
Control command to synchronous zoom control circuit, after synchronous zoom control circuit receives control command, according to control command control
The second servo motor action of laser lighting camera lens 3-3 processed, so as to control laser facula size and light angle, until meeting pre-
If condition, laser is made to reach optimum position, when ensure that the movement of 2 position of pick-up lens, laser is in optimum position at any time.Master control
Device processed realizes synchronous zoom by matching laser lighting camera lens 3-3 and the field of view angle of the i.e. visible ray imaging lens of pick-up lens 2,
If adjusting the imaging zoom of pick-up lens 2, laser lighting camera lens 3-3 can follow 2 synchronous zoom of pick-up lens automatically.Similarly,
During the laser position movement that laser 3-1 can also be used to send out, pick-up lens 2 can follow laser position synchronous zoom automatically.
Central processing unit 8 uses main control circuit module 8-1 and synchronous zoom control circuit module 8-2, is become by synchronous
Positions and angle of the burnt control circuit module 8-2 to the position of pick-up lens 2 and angle information and detection laser lighting camera lens 3-3
After information is handled, main control circuit module 8-1 is then forwarded to, then passes through main control circuit module 8-1 and preset condition
It is compared, if not up to preset condition, adjustment laser position distance and illumination is sent out to synchronous zoom control circuit module 8-2
The order of angle either adjusts the position of pick-up lens 2 and angle commands and then controls laser lighting camera lens 3-3 or camera shooting
Camera lens 2.The present invention has shared the workload of main control circuit module 8-1 by synchronous zoom control circuit module 8-2, reduces
Requirement to main control circuit module 8-1 data-handling capacities, reduces cost, and improves pick-up lens 2 and laser photograph
The speed of bright mirror head 3-3 synchronous zooms.
In the third embodiment of the present invention, a kind of night vision device is provided, including central processing unit 8, with 8 electricity of central processing unit
Pick-up lens 2, video encoder 5, light compensating apparatus 3, audio collection device 4, audio and video fusing device 6, display screen 7, the electricity of connection
Source 9, heating unit 11 and temperature sensor 12, power supply 9 include：Main power source 9-1 and light filling power supply 9-2, main power source 9-1 are for being
Central processing unit 8, pick-up lens 2, video acquisition encoder, audio collection device 4, audio and video fusing device 6 and display screen 7 supply
Electricity；Light filling power supply 9-2 is used to power for light compensating apparatus 3.The external input power of power supply 9 of the present invention is direct current 12V, and power supply 9 is defeated
It powers after entering to main power source 9-1 and light filling power supply 9-2 two parts.The present invention uses main power source 9-1 and light filling power supply 9-2 two
Point, because the power consumption of light compensating apparatus 3 is big, relative to other parts in equipment compared with power consumption, therefore it is independent using light compensating apparatus 3
Power supply, only when needing light filling opening light compensating apparatus 3 is powered, and reduces the energy consumption of power supply 9, extends the use of equipment
Time.In the present embodiment, light filling power supply 9-2 uses Laser Power Devices, and the control circuit of Laser Power Devices is mainly responsible for monitoring semiconductor
The operating current of laser 3-1 by drive current adjustment, maintains the stability of laser emitting power.
Central processing unit 8, pick-up lens 2, video encoder 5, light compensating apparatus 3, audio collection device 4, audio and video fusion dress
It is identical with first embodiment or second embodiment to put 6, display screen 7, heating unit 11 and temperature sensor 12, therefore saves herein
Slightly.
In the fourth embodiment of the present invention, a kind of night vision device is provided, it is shown in Figure 3, the night vision device include housing 1,
Pick-up lens 2, light compensating apparatus 3, video encoder 5, audio collection device 4, audio and video fusing device 6, display screen 7, central processing
Device 8, power supply 9, heating unit 11 and temperature sensor 12, video encoder 5, audio and video fusing device 6, central processing unit 8, electricity
Source 9, heating unit 11 and temperature sensor 12 are fixedly installed on respectively in housing 1, pick-up lens 2, light compensating apparatus 3 and audio
Collector 4 is set to the same side of housing 1, and display screen 7 is set on the housing 1 opposite with 2 side of pick-up lens.Pick-up lens 2,
Light compensating apparatus 3, video encoder 5, audio collection device 4, audio and video fusing device 6, display screen 7, central processing unit 8, power supply 9,
Either second embodiment or 3rd embodiment are identical with first embodiment respectively for heating unit 11 and temperature sensor 12, therefore
It omits herein.Night vision device of the present invention is light compact, and overall dimensions are not more than 190mm × 115mm × 90mm, and total weight is not more than
1.5Kg。
Possibly/optionally, the present embodiment is monitored 1 internal temperature of housing using temperature sensor 12, works as low temperature
When reaching -35 DEG C, start heating unit 11, heating unit 11 is closed after equipment the operation is stable, ensure audio and video fusing device 6
In -35 DEG C of low-power consumption stable operations of low temperature.Housing 1 uses carbon fibre material, and thermal diffusivity is good, ensures that equipment is stablized under high temperature environment
Work.
Possibly/optionally, the present embodiment, central processing unit 8, video encoder 5, audio and video fusing device 6 are set vertically
It puts in housing 1, reduces the occupied space of central processing unit 8, video encoder 5 and audio and video fusing device 6, reduce whole
The volume of a night vision device, it is easy to carry.
In the fifth embodiment of the present invention, a kind of night vision device is provided, it is shown in Figure 4, including housing 1, central processing
Device 8, pick-up lens 2, video encoder 5, light compensating apparatus 3, audio collection device 4, audio and video fusing device 6, display screen 7, power supply
9th, heating unit 11 and temperature sensor 12,
Night vision device further includes the operation panel 10 for controlling manually；Operation panel 10 is equipped with multiple control keys, each to control
Key processed is electrically connected respectively with central processing unit 8.Multiple control keys are respectively the control key of zoom mode switching, camera zoom control
The control that the control key of system, the control key of laser lighting camera lens 3-3 Zoom controls, the control key of the switch of power supply 9, illumination distances zoom out
Key processed, the control key that illumination distances further, the control key switched round the clock and laser 3-1 switches control key etc..Zoom mode
The control key of switching is realized to auto-focusing and the switching of control focusing both of which manually, passes through the camera of operation panel 10
The control key of Zoom control, the control key control synchronous zoom of laser lighting camera lens 3-3 Zoom controls, so as to control laser lighting
The zoom of camera lens 3-3 and the zoom of pick-up lens 2 achieve the effect that clearly to acquire target, display portion energy on daytime and night
Enough real-time display target images, according to image vision-control lens focus.The control key of laser 3-1 switches can control manually
The unlatching of laser light compensating apparatus 3.The operation panel 10 controlled manually is equipped with the control key switched round the clock, the control switched round the clock
Key mainly switches the operating mode of high definition low-light (level) camera, is white-black pattern generally in night vision, when for Night
When, main power source 9-1 and light filling power supply 9-2 power simultaneously, when for day mode, main power source 9-1 power supplies.The front of night vision device is
Pick-up lens 2, laser lighting camera lens 3-3 and microphone；The back side is mainly display screen 7 and operation panel 10, operation panel 10
In 7 both sides of display screen, digital component serial line interface and 9 input interface of power supply are located at 7 side of display screen.
Pick-up lens 2, light compensating apparatus 3, video encoder 5, audio collection device 4, audio and video fusing device 6, display screen 7,
Central processing unit 8, power supply 9, heating unit 11 and temperature sensor 12 are identical with fourth embodiment respectively, therefore omit herein.
Above description is the basic principle and main feature of the present invention, and the present invention can be fitted according to working specification and interface
System requirements or environment and system requirements is answered to carry out upgrading.Obviously, those skilled in the art can carry out the present invention
Various modification and variations are without departing from the spirit and scope of the present invention.In this way, if these modifications and changes of the present invention belongs to
Within the scope of the claims in the present invention and its equivalent technologies, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of night vision device, including：Central processing unit and the pick-up lens being electrically connected with the central processing unit, Video coding
Device, light compensating apparatus, audio collection device, audio and video fusing device, display screen and power supply, it is characterised in that：The night vision device also wraps
It includes：Heating unit and temperature sensor；
The heating unit and the temperature sensor are arranged at the audio and video fusing device surface；
The temperature sensor, for acquiring the temperature on the audio and video fusing device surface；
The temperature sensor and the heating unit are electrically connected respectively with the central processing unit；
The central processing unit, for the temperature according to the collected audio and video fusing device surface of the temperature sensor
Degree, controls the heating unit to heat the audio and video fusing device.
2. night vision device as described in claim 1, which is characterized in that the night vision device further includes：Heat conduction rubber cushion；
The heat conduction rubber cushion is set between the heating unit and the video/audio encoding and decoding device.
3. night vision device as described in claim 1, which is characterized in that the light compensating apparatus includes：Laser, laser homogenizing device
With laser lighting camera lens；
The laser homogenizing device is set between the laser and the laser lighting camera lens；
The laser homogenizing device, the laser beam for laser to be sent out are carried out at spot shaping processing and light spot homogenizing
Reason；
The laser lighting camera lens, the laser beam for laser to be sent out carry out expanding processing.
4. night vision device as described in claim 1, which is characterized in that the central processing unit includes：Main control circuit module and
Synchronous zoom control circuit module；
The main control circuit module, for respectively drive the pick-up lens, the light compensating apparatus, the video encoder,
The audio collection device, the audio and video fusing device and the display screen；Electricity is controlled according to the synchronous zoom received
The shot information that road module is sent is matched with preset condition；In the shot information and the unmatched feelings of the preset condition
Under condition, camera lens adjust instruction is sent out to the synchronous zoom control circuit module；
The synchronous zoom control circuit module, for the collected shot information to be sent to the main control circuit mould
Block；According to the camera lens adjust instruction that the main control circuit module that receives is sent, to the light compensating apparatus and/or described take the photograph
As camera lens is controlled；
Wherein, the shot information includes：The illuminated mirror of the position of the pick-up lens and angle information and the light compensating apparatus
The position of head and angle information；
The camera lens adjust instruction includes：The position of illumination camera lens of the light compensating apparatus and angle adjust instruction and/or described
The zoom position of pick-up lens and angle adjust instruction.
5. night vision device as described in claim 1, which is characterized in that the power supply includes：Main power source and light filling power supply；
The main power source, for for the central processing unit, the pick-up lens, the video acquisition encoder, the audio
Collector, the audio and video fusing device and display screen power supply；
The light filling power supply, for powering for the light compensating apparatus.
6. the night vision device as described in claim 1 to 5 is any, which is characterized in that the night vision device further includes：Housing；
The heating unit, the temperature sensor, the video encoder, the audio and video fusing device, the centre
Reason device and the power supply are fixedly installed on respectively in the housing；
The pick-up lens, the light compensating apparatus and the audio collection device are set to the same side of the housing；
The display screen is set on the housing opposite with the camera lens rostral.
7. night vision device as claimed in claim 6, which is characterized in that the central processing unit, the video encoder and sound institute
Video fusion device is stated to be vertically arranged in the housing.
8. night vision device as claimed in claim 6, which is characterized in that the operating surface for controlling manually is additionally provided on the housing
Plate；
The operation panel is equipped with control key；
The control key is electrically connected with the central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810014865.1A CN108234846A (en) | 2018-01-08 | 2018-01-08 | A kind of night vision device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810014865.1A CN108234846A (en) | 2018-01-08 | 2018-01-08 | A kind of night vision device |
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| Publication Number | Publication Date |
|---|---|
| CN108234846A true CN108234846A (en) | 2018-06-29 |
Family
ID=62645454
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810014865.1A Pending CN108234846A (en) | 2018-01-08 | 2018-01-08 | A kind of night vision device |
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| Country | Link |
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| CN (1) | CN108234846A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111866309A (en) * | 2019-04-24 | 2020-10-30 | 杭州海康威视数字技术股份有限公司 | Network camera equipment |
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