CN114509871A - Multifunctional handheld low-light-level night vision device and using method thereof - Google Patents
Multifunctional handheld low-light-level night vision device and using method thereof Download PDFInfo
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- CN114509871A CN114509871A CN202210409042.5A CN202210409042A CN114509871A CN 114509871 A CN114509871 A CN 114509871A CN 202210409042 A CN202210409042 A CN 202210409042A CN 114509871 A CN114509871 A CN 114509871A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
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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
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a multifunctional handheld low-light level night vision device and a using method thereof, wherein the multifunctional handheld low-light level night vision device comprises a main body, an objective lens and an eyepiece, wherein the objective lens is arranged on one side of the main body, the eyepiece is arranged on the other side of the main body, a power switch, a WIFI module and a spiral encoder are arranged on the upper surface of the main body, and an interface module and a power module are arranged on one side of the WIFI module; according to the invention, the WIFI module is arranged, and the image acquired by the night vision device is transmitted to an external display screen or a mobile phone APP, so that on one hand, the image can be detected in person on site, on the other hand, the detected image is transmitted to the outside in real time, and the image information is detected by multiple persons in an auxiliary manner, thereby improving the processing effect of the acquired image.
Description
Technical Field
The invention relates to the technical field of night vision devices, in particular to a multifunctional handheld micro-light night vision device and a using method thereof.
Background
The low-light level night vision device is a device which utilizes night light of natural world such as weak moonlight, starlight, atmospheric glow, galaxy light and the like at night as illumination, amplifies weak photons reflected by a target by means of a light intensifier and converts the weak photons into a visible image so as to realize night observation.
The invention is disclosed in China: the utility model provides a for military use prevents highlight low background noise shimmer night-time vision device, the publication number: CN201610335830.9, which discloses a low-light level night vision device, wherein an objective lens of the low-light level night vision device is provided with an optical filter, on one hand, if a user explodes or throws a flash bomb to generate strong light at night, the optical filter can filter part of light source, and weaken the intensity of light entering into an image intensifier, so as to not only avoid burning out a fluorescent screen, but also protect the eyes of the user, on the other hand, compared with the traditional technology, the high-light level night vision device is installed on the objective lens, and can be installed and detached quickly and conveniently according to the requirements of the user, and the optical filters with different densities are installed according to the use environment, so that the low-light level night vision device is more flexible in resisting strong light, and meets the requirements of battlefield, but needs to be improved;
the existing low-light night vision device is generally directly observed by human eyes when in use, and the image collected in the low-light night vision device is inconvenient to observe easily by external personnel and can only be used by one person; the existing low-light-level night vision device has few functions and cannot meet the use requirement, so that the multifunctional handheld low-light-level night vision device and the use method thereof are provided.
Disclosure of Invention
In view of the above, it is desirable to provide a multifunctional handheld low-light night vision device and a method for using the same, so as to solve or alleviate the technical problems in the prior art, and to provide at least one useful choice.
The technical scheme of the embodiment of the invention is realized as follows: a multifunctional handheld low-light-level night vision device comprises a main body, an objective lens and an eyepiece lens, wherein the objective lens is installed on one side of the main body, the eyepiece lens is installed on the other side of the main body, a power switch, a WIFI module and a spiral encoder are installed on the upper surface of the main body, an interface module and a power module are arranged on one side of the WIFI module, a rubber track hanging frame is arranged on the other side of the WIFI module, and a damping support is installed on the lower surface of the main body;
the shock absorption support comprises a support body, a high-pressure gas tank, a one-way valve, a speed sensor, a compression airbag and a two-way distance measuring sensor, wherein the support body is integrally formed at the bottom of a main body;
further comprising: a processor embedded within the body.
Further preferred is: the main part includes mesochite, preceding shell and hou gai, preceding shell passes through the front end of bolt fastening mesochite, the back lid passes through the rear end of bolt fastening mesochite, objective installs in the preceding shell, the eyepiece is installed and is covered after, be equipped with the objective apron on the objective.
Further preferably: there are collection module and playing module in the night-time vision device, two-way range sensor still is used for detecting the distance of the animal of activity and body, collection module is used for gathering image information and transmits image information to central processing module, central processing module is used for handling image information, when confirming there is the animal of activity, acquires through two-way range sensor the relative distance of the animal of activity and body works as when the relative distance of the animal of activity is less than and predetermines the distance, through play module broadcast predetermined ultrasonic signal in order to drive the animal of activity.
Further preferred is: the leather rail hanging rack comprises a board body and a protruding portion, wherein the board body is fixedly connected to one side of the main body, and the protruding portion is formed on one side of the board body in an integrated mode.
Further preferred is: the power module comprises a battery bin, a battery and a battery cover;
the battery compartment is arranged on one side of the main body, the battery is arranged on the battery compartment, the battery cover is clamped on one side of the battery compartment, and the battery cover is wrapped outside the battery.
Further preferred is: the image sensor also comprises a photosensitive module and an image intensifier, and the processor comprises a central processing module, a sensor module and a positioning module;
the central processing module is interactively connected with the photosensitive module, the central processing module is interactively connected with the image intensifier, the central processing module is interactively connected with the sensor module, the central processing module is connected with the WIFI module, the central processing module is connected with the positioning module, and the central processing module is connected with the interface module;
the central processing module is used for comprehensively processing signals;
the sensor module is used for detecting the external environment condition;
the photosensitive module is used for detecting an external light source;
the image intensifier is used for converting an optical image with low brightness into an image with enough brightness;
the interface module is used for connecting an external display screen and video recording;
the WIFI module is used for being connected with external WIFI and transmitting signals;
and the positioning module is used for positioning the current coordinate and judging the direction.
Further preferred is: the sensor module comprises an acceleration module, a distance measuring module, a brightness sensor, a temperature sensor and a compass;
the acceleration module is an accelerometer and is used for detecting a shot and automatically recording 10-30 seconds of video before and after the shot, and the video is recorded;
the distance measuring module is used for detecting the target distance;
the brightness sensor and the temperature sensor are used for detecting the brightness and the temperature of the environment and judging and starting the corresponding sensing module, and meanwhile, the brightness sensor and the temperature sensor can realize the detection of the temperature of the LCD or the display screen and the temperature rise control of the heating device, so that the low-temperature operation is ensured;
the compass is used for determining the azimuth by utilizing the magnetic needle and measuring the magnetic azimuth angle or the magnetic quadrant angle of a straight line on the ground.
Further preferred is: the photosensitive module comprises a white light imaging module, an infrared imaging module and a glimmer sensing module and is used for presenting images in three light wave ranges of visible light, glimmer and infrared.
Further preferred is: the WIFI module is connected with a display screen and a mobile phone APP, and the interface module comprises an HDMI interface and a Type C interface;
the HDMI is used for connecting an external display and displaying a video;
and the Type C interface is used for exporting the built-in EMCC video data.
Further preferred is: the low-light night vision device is also provided with an overexposure protection mechanism which is positioned on the upper surface of the main body and is provided with a window and a photosensitive module arranged in the window in the direction of the objective lens group, wherein the photosensitive module is used for sensing the ambient illuminance before sensing and transmitting the ambient illuminance to an intense light protection circuit, the light entering the image tube is sensed by a power supply to complete high-speed cut-off and conduction, a cathode gating technology is used for protecting the image intensifier, and the stable brightness of an image output by the fluorescent screen is ensured.
Further preferred is: one side of the high-pressure gas tank (102) is provided with a one-way valve (103).
A use method of the multifunctional handheld low-light night vision device comprises the following steps:
s1, mounting the main body at a designated position through a damping bracket;
s2, pressing a power switch, starting the night vision device, selecting a menu through a spiral encoder, and determining the use function;
s3, connecting the WIFI module with external WIFI, connecting the WIFI module with an external display screen or a mobile phone APP, and transmitting image signals;
s4, observing image information through an eyepiece and an objective lens, enabling the image information to enter an image intensifier through the objective lens to realize light sensation intensifying signal imaging, meanwhile, starting an overexposure protection mechanism and a photosensitive module, wherein the photosensitive module is used for sensing the ambient light illumination before and transmitting the ambient light illumination to a strong light protection circuit, sensing the light entering an image tube through a power supply to complete high-speed cut-off and conduction, and utilizing a cathode gating technology to protect the image intensifier so as to ensure the stable brightness of an image output by a fluorescent screen;
s5, starting a compass, determining an azimuth, starting a positioning module, determining a current position coordinate, starting a ranging brightness sensor and a temperature sensor, determining the current environment temperature and brightness, detecting the target distance by a ranging module, and sending a signal into a central processing module;
s6, starting the photosensitive module, observing and presenting images in three light wave ranges of visible light, low light and infrared, sending signals to the central processing module, and sending image signals to an external display screen or a mobile phone APP by the central processing module through the WIFI module;
s7, remotely controlling by an external worker, starting an acceleration module, detecting a shot at one time, and automatically recording videos before and after the shot and recording the videos;
s8, insert the night-time vision device through the Type C interface, derive built-in EMCC video data.
Due to the adoption of the technical scheme, the embodiment of the invention has the following advantages:
firstly, the WIFI module is arranged, and the image acquired by the night vision device is transmitted to an external display screen or a mobile phone APP, so that the image can be detected on site by the user, the detected image is transmitted to the outside in real time, image information is detected by multiple persons in an auxiliary manner, and the processing effect of the acquired image is improved;
the interface module is adopted, so that the external display screen can be connected or the built-in EMCC video data can be led out, and the problems that the memory of the night vision device is too small and the memory cannot be too much influenced are solved;
thirdly, the objective lens group is adopted to simultaneously receive glimmer light, visible light and infrared light, light splitting is realized inside the objective lens group to present different light wave forming systems, images presented by different light waves are displayed in a specific area of a screen, the visible light is not clear or even can not be seen in a blacker environment, glimmer light imaging is relatively clear (light sensation enhanced signal imaging is realized through an image intensifier), and when an object with better thermal imaging effect is presented, the system can realize conversion image display; the size of the display of the main screen can be manually converted; the picture-in-picture function can adjust the size of each picture of the picture-in-picture to realize the conversion of the main picture and the auxiliary contrast picture, and the image acquisition quality is high;
the optical system of the low-light night vision device adopts a three-light optical scheme, namely images in three light wave ranges of visible light, low light and infrared can be observed and displayed, the low-light night vision device has the characteristics of high imaging quality and good image quality, the light energy utilization efficiency is improved, and meanwhile, the whole system has the characteristics of small volume and light weight;
the system is started through a compass, the direction is determined, a positioning module is started, the current position coordinate is determined, a ranging brightness sensor and a temperature sensor are started, the current environment temperature and the current environment brightness are determined, a ranging module detects the target distance and sends signals to a central processing module, the central processing module sends image signals to an external display screen or a mobile phone APP through a WIFI module, external workers remotely control the central processing module, an acceleration module is started, one-time shooting is detected, automatic recording of videos before and after shooting is achieved, video recording is achieved, and operation is convenient and fast;
the invention observes image information through an ocular lens and an objective lens, the image information enters the image intensifier through the objective lens to realize light sensation intensifying signal imaging, meanwhile, the overexposure protection mechanism and the photosensitive module are started, the photosensitive module is used for sensing the current ambient light illumination and transmitting the ambient light illumination to the strong light protection circuit, the brightness entering the image tube is sensed through the power supply to complete high-speed cut-off and conduction, the cathode gating technology is used for protecting the image intensifier, and the brightness stability of the image output by the fluorescent screen is ensured.
Seventhly, when this night-time vision device is judged to appear falling the condition, the solenoid valve switch-on that high-pressure gas pitcher and compression air bag are connected, and the compression air bag expands in the twinkling of an eye, props up the bottom of this night-time vision device, and this night-time vision device is protected not to receive the damage, and simultaneously, when this shock absorber support was out of work, the compression air bag was in the compression state, can not enlarge this night-time vision device volume, and is small and exquisite convenient, and aesthetic measure is high.
Eighthly, the night vision device slips from the hands of workers carelessly and falls to the ground, or when the night vision device falls to the ground under the condition of other conditions, the two-way distance measuring sensor measures the distance between the night vision device and the ground, the speed sensor is matched to measure the movement speed of the night vision device, whether the falling condition exists or not is detected, when the movement speed of the night vision device is high (the movement speed threshold value is freely set, if the movement speed is larger than 1 m/s), the falling condition is judged to possibly occur, at the moment, the distance between the two-way distance measuring sensor and the ground is measured, when the distance is short (the distance threshold value is freely set, if the distance is 30-40 cm), the falling condition is judged to occur, the measurement accuracy is improved, only the two conditions are met, the falling condition can be judged to occur, and the measurement accuracy is high.
And ninthly, when the movable animal is determined to exist in the observation image, playing a preset ultrasonic signal to drive the movable animal. According to the embodiment of the invention, the animals in the observation area are driven by the ultrasonic signals, so that the potential personal safety hazard caused by the movement of the animals is avoided, and the interference of wild animals on the observation of users is reduced.
The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a rear view of the present invention;
FIG. 2 is a schematic view of the structure of the main body and the shock-absorbing bracket according to the present invention;
FIG. 3 is a rear view of the structure of FIG. 2 according to the present invention;
FIG. 4 is a schematic top view of FIG. 2 according to the present invention;
FIG. 5 is a schematic diagram of a power module according to the present invention;
FIG. 6 is a schematic bottom view of the present invention;
FIG. 7 is a block diagram of the system of the present invention.
Reference numerals: 1. a main body; 11. a middle shell; 12. a front housing; 13. a rear cover; 2. an objective lens; 3. an eyepiece; 4. a power switch; 5. a WIFI module; 6. A helical encoder; 7. a rubber rail hanging rack; 71. a plate body; 72. a boss portion; 8. an interface module; 9. a power supply module; 91. a battery compartment; 92. a battery; 93. a battery cover; 10. a shock-absorbing support; 101. a stent body; 102. a high pressure gas tank; 103. a one-way valve; 104. a speed sensor; 105. compressing the air bag; 106. two-way range sensor.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-7, an embodiment of the invention provides a multifunctional handheld low-light night-vision device, which includes a main body 1, an objective lens 2 and an eyepiece lens 3, wherein the objective lens 2 is installed at one side of the main body 1, the eyepiece lens 3 is installed at the other side of the main body 1, a power switch 4, a WIFI module 5 and a spiral encoder 6 are installed on the upper surface of the main body 1, an interface module 8 and a power module 9 are arranged at one side of the WIFI module 5, a rubber-rail hanger 7 is arranged at the other side of the WIFI module, and a shock-absorbing bracket 10 is installed on the lower surface of the main body 1;
the shock absorption support 10 comprises a support body 101, a high-pressure gas tank 102, a one-way valve 103, a speed sensor 104, a compression gas bag 105 and a two-way distance measuring sensor 106, wherein the support body 101 is integrally formed at the bottom of the main body 1, the high-pressure gas tank 102 is installed inside the support body 101, the speed sensor 104 for detecting the movement speed of the main body 1 and the two-way distance measuring sensor 106 for measuring the distance between the main body 1 and the ground are installed at the bottom of the support body 101 in an embedded mode, the high-pressure gas tank 102 is communicated with the compression gas bag 105 through an electromagnetic valve, and the two compression gas bags 105 are installed on two sides of the support body in an embedded mode;
through the arrangement, when the night vision device slips from the hands of workers carelessly and falls to the ground or the night vision device falls to the ground under other conditions, the two-way distance measuring sensor 106 measures the distance between the night vision device and the ground, the speed sensor 104 is matched to measure the movement speed of the night vision device to detect whether the night vision device falls, when the movement speed of the night vision device is high (the movement speed threshold is freely set, if the movement speed is more than 1 m/s), the falling condition is judged to possibly occur, at the moment, the two-way distance measuring sensor 106 measures the distance between the night vision device and the ground, when the distance is short (the distance threshold is freely set, if the distance is 30-40 cm), the falling condition is judged to occur, the measurement accuracy is improved, the falling condition can be judged to occur only when the two conditions are met simultaneously, at the moment, the electromagnetic valve connected with the compression air bag 105 is connected with the high-pressure air tank 102, the compression air bag 105 expands instantly to support the bottom of the night vision device and protect the night vision device from being damaged, and meanwhile, when the shock absorption bracket 10 does not work, the compression air bag 105 is in a compression state, so that the volume of the night vision device cannot be enlarged, and the night vision device is small, exquisite, convenient and high in attractiveness;
further comprising: a processor embedded in the main body 1.
In this embodiment, specifically: the main part 1 includes shock absorber support 10, mesochite 11 and preceding shell 12, preceding shell 12 passes through the front end of bolt fastening mesochite 11, back lid 13 passes through the rear end of bolt fastening mesochite 11, objective 2 installs on preceding shell 12, eyepiece 3 installs on back lid 13, be equipped with the objective apron on objective 2, through set up shock absorber support 10 in the lower part of main part 1, when installing this night-time vision device, can very big slow down and come from the influence of night-time device below vibrations to the night-time device, fix preceding shell 12 and back lid 13 on mesochite 11 through the bolt, can be when guaranteeing fixed effect, fix preceding shell 12 and back lid 13, simultaneously, can dismantle preceding shell 12 and back lid 13 through dismantling the bolt to maintain the inside part of mesochite 11.
In this embodiment, specifically: the night vision device is internally provided with an acquisition module and a playing module, the bidirectional distance measuring sensor is also used for detecting the distance between a moving animal and the body, the acquisition module is used for acquiring image information and transmitting the image information to the central processing module, the central processing module is used for processing the image information, when the moving animal is determined, the relative distance between the moving animal and the body is acquired through the bidirectional distance measuring sensor, and when the relative distance between the moving animal and the body is smaller than a preset distance, a preset ultrasonic signal is played through the playing module to drive the moving animal; and when the movable animal is determined to exist in the observation image, playing a preset ultrasonic signal to drive the movable animal. According to the embodiment of the invention, the animals in the observation area are driven by the ultrasonic signals, so that the potential personal safety hazard caused by the movement of the animals is avoided, and the interference of wild animals on the observation of users is reduced.
In this embodiment, specifically: the leather rail hanging rack 7 comprises a plate body 71 and a convex part 72, wherein the plate body 71 is fixedly connected to one side of the main body 1, and the convex part 72 is uniformly and integrally formed on one side of the plate body 71; the leather rail is hung by hanging the leather rail on the boss 72.
In this embodiment, specifically: the power module 9 comprises a battery chamber 91, a battery 92 and a battery cover 93;
the battery compartment 91 is arranged at one side of the main body 1, the battery 92 is arranged on the battery compartment 91, the battery cover 93 is clamped at one side of the battery compartment 91, and the battery cover 93 is coated outside the battery 92; the battery cover 93 is opened, the battery compartment 91 is leaked, the battery 92 is installed or replaced, the battery 92 is used for supplying power for the night vision device, and meanwhile, the battery cover 93 is arranged on the battery compartment 91 in a clamping connection mode, so that the effect of facilitating installation and detachment of the battery 92 can be achieved.
In this embodiment, specifically: the image sensor also comprises a photosensitive module and an image intensifier, and the processor comprises a central processing module, a sensor module and a positioning module;
the central processing module is interactively connected with the photosensitive module, the image intensifier, the sensor module, the WIFI module 5, the positioning module and the interface module 8;
the central processing module is used for comprehensively processing signals;
the sensor module is used for detecting the external environment condition;
the photosensitive module is used for detecting an external light source;
the image intensifier is used for converting an optical image with low brightness into an image with enough brightness;
the interface module 8 is used for connecting an external display screen and video recording;
the WIFI module 5 is used for connecting with external WIFI and transmitting signals;
and the positioning module is used for positioning the current coordinate and judging the direction.
In this embodiment, specifically: the sensor module comprises an acceleration module, a distance measuring module, a brightness sensor, a temperature sensor and a compass;
the acceleration module is an accelerometer and is used for detecting a shot and automatically recording 10-30 seconds of video before and after the shot, and the video is recorded;
the distance measuring module is used for detecting the target distance;
the brightness sensor and the temperature sensor are used for detecting the brightness and the temperature of the environment and judging and starting the corresponding sensing module, and meanwhile, the brightness sensor and the temperature sensor can realize the detection of the temperature of the LCD or the display screen and the temperature rise control of the heating device, so that the low-temperature operation is ensured;
the compass is used for determining the azimuth by utilizing the magnetic needle and measuring the magnetic azimuth angle or the magnetic quadrant angle of a straight line on the ground.
In this embodiment, specifically: the photosensitive module comprises a white light imaging module, an infrared imaging module and a low-light sensing module and is used for observing and presenting images in three light wave ranges of visible light, low light and infrared.
In this embodiment, specifically: the WIFI module 5 is connected with a display screen and a mobile phone APP, and the interface module 8 comprises an HDMI interface and a Type C interface;
the HDMI is used for connecting an external display and displaying a video;
and the Type C interface is used for exporting the built-in EMCC video data.
In this embodiment, specifically: the low-light night vision device is also provided with an overexposure protection mechanism, the overexposure protection mechanism is positioned on the upper surface of the main body 1, the objective lens group direction is provided with a window and a photosensitive module arranged in the window, the photosensitive module is used for sensing the ambient light illumination before the exposure and transmitting the ambient light illumination to an intense light protection circuit, the light entering the image tube is sensed through a power supply to complete high-speed cut-off and conduction, a cathode gating technology is used for protecting an image intensifier, the brightness stability of an image output by a fluorescent screen is ensured, and a brightness sensor and a temperature sensor are used for detecting the ambient light brightness and temperature and judging and starting the corresponding sensing module; (meanwhile, the temperature sensor can realize the temperature detection of the LCD or the display screen and the temperature rise control (including a heating device) to ensure that the LCD or the display screen can work at low temperature).
The WIFI module 5 can be connected with an intelligent terminal, comprises a mobile phone App, can be used for real-time video observation and storage, and can be connected with an external display for observation, namely, the external display is connected with an external display for displaying videos and recording videos through an HDMI interface:
through a Type C interface, the built-in EMCC video data can be exported;
further preferably: one side of the high pressure gas tank 102 is provided with a check valve 103 for supplying gas to the high pressure gas tank 102.
A multifunctional handheld low-light night vision device and a using method thereof comprise the following steps:
s1, mounting the main body 1 at a designated position through the shock absorption bracket 10;
s2, pressing the power switch 4, starting the night vision device, selecting a menu through the spiral encoder 6, and determining the use function;
s3, the WIFI module 5 is connected with external WIFI, is connected with an external display screen or a mobile phone APP, and carries out image signal transmission;
s5, observing image information through the eyepiece 3 and the objective lens 2, enabling the image information to enter the image intensifier through the objective lens 2 to realize light sensation intensifying signal imaging, meanwhile, starting the overexposure protection mechanism and the photosensitive module, wherein the photosensitive module is used for sensing the ambient light illumination before and transmitting the ambient light illumination to the strong light protection circuit, sensing the light entering the image tube through a power supply to complete high-speed cut-off and conduction, and utilizing a cathode gating technology to protect the image intensifier so as to ensure the stable brightness of the image output by the fluorescent screen;
s5, starting a compass, determining an azimuth, starting a positioning module, determining a current position coordinate, starting a ranging brightness sensor and a temperature sensor, determining the current environment temperature and brightness, detecting the target distance by a ranging module, and sending a signal into a central processing module;
s6, starting the photosensitive module, observing and presenting images in three light wave ranges of visible light, low light and infrared, sending signals to the central processing module, and sending image signals to an external display screen or a mobile phone APP by the central processing module through the WIFI module;
s7, remotely controlling by an external worker, starting an acceleration module, detecting a shot at one time, and automatically recording videos before and after the shot and recording the videos;
s8, insert the night-time vision device through the Type C interface, derive built-in EMCC video data.
In this embodiment: the glimmer night vision device optical system adopts a three-light optical scheme, namely, images in three light wave ranges of visible light, glimmer and infrared can be observed and presented, namely, two-channel imaging is that light with different wave bands passes through respective objective lenses and is imaged on respective detectors respectively, a glimmer lens group G1 is used for imaging the glimmer wave band specially, an infrared lens group G2 is used for imaging the infrared wave band specially, and a double-objective optical system is used for realizing simultaneous imaging of two wave bands, so that the glimmer night vision device optical system has the characteristics of high imaging quality and good image quality, improves the utilization efficiency of light energy, and has the characteristics of small volume and light weight;
in the scheme, a spectroscope is adopted in the middle of a single channel, so that an infrared imaging system and a low-light system are combined and subjected to infrared imaging;
in this embodiment: the low-light night vision device is selectively provided with a display module (display screen), can present a picture-in-picture function, and can carry out contrast observation on images in different wave bands.
In this embodiment: the objective lens group simultaneously receives low light, visible light and infrared light, realizes light splitting inside and presents different light wave forming systems, and presents images presented by different light waves in a specific area of a screen, and different light waves present different imaging effects in different environments but can realize contrast; in a blacker environment (natural light at the same time), visible light is not clear or even cannot be seen, low-light-level imaging is relatively clear (light-sensation enhanced signal imaging is realized through an image intensifier), and when an object with better thermal imaging effect is presented, a system can realize conversion image display; the size of the display of the main screen can be manually converted; that is, the pip function may adjust the size of each picture of the pip to achieve the conversion between the main picture and the auxiliary contrast picture.
In this embodiment: the exterior of the low-light level night vision device is coated with waterproof and dustproof coating for preventing water and dust.
In this embodiment: the spiral encoder 6 is used for menu selection: meanwhile, only one spiral encoder 6 is installed, and a plurality of spiral encoders 6 can be added for quick functional operation;
in this embodiment: the positioning module is used for positioning and judging the direction;
in this embodiment: the strong light protection circuit is arranged on a circuit board which is fixedly arranged in the middle shell 11 and controls the operation of the low-light night vision device under the control of the power switch 4;
the power module 9 is fixedly installed inside the middle shell 11, and the processing circuit is electrically connected to provide power supply for the operation of the low-light night vision device.
In this embodiment: the image intensifier consists of three basic parts:
a photoelectric conversion portion, i.e., a photocathode, which can convert an invisible light image or an optical image with low brightness into a photoelectron emission image; the photocathode converts the invisible, very low brightness radiation image into an electronic image. The photocathode is any one of silver-oxygen-cesium photocathode, single-alkali and multi-alkali photocathode, various ultraviolet photocathode and Negative Electron Affinity (NEA) photocathode with high sensitivity and wide response wavelength range.
The electron optical part, namely an electron lens, has two forms of electric focusing and magnetic focusing, and can accelerate photoelectron images emitted by a photocathode under the condition of keeping relative distribution unchanged; the electron optical system applies strong electric field to the electrons to make them obtain energy, so that it can accelerate and focus the electron beam emitted from photoelectric cathode on the fluorescent screen to form image, so that it can implement image brightness enhancement and can make the fluorescent screen emit strong light energy. The electrostatic system is completed by the acceleration and focusing action of the electrostatic field, the electromagnetic composite system is completed by the acceleration of the electrostatic field and the focusing action of the magnetic field, and the composite focusing electronic optical system (namely, the electromagnetic focusing system) has both the magnetic field and the electric field. The magnetic field of the system is generated by a long solenoid outside the image tube through constant current, and the electric field is generated by a direct current high voltage applied between a photoelectric cathode and an anode. Therefore, electrons emitted from the photocathode surface can advance to the anode in different spiral lines under the composite action of the longitudinal electric field and the magnetic field; the electrons emitted from the same point on the cathode surface have the advantages of strong focusing effect, easy adjustment, small edge aberration and high resolution as long as the electrons have the same initial speed in the axial direction.
And the electro-optical conversion part is a fluorescent screen and can change the electronic image which is applied to the electro-optical conversion part into a visible light image.
In this embodiment: the specification of the objective lens 2 is as follows:
the height of the CMOS (containing glass) is 3.20mm (containing protective glass is 1.10 mm);
the height of an imaging surface is 1.75 mm;
observing an object with the distance of 10-1000m, wherein the distance between the sensor and the mechanical rear end face of the lens needs to be adjusted to be 0-1.0 mm;
the mechanical rear intercept of the lens is 3.69 mm;
2.24-3.24 mm from the front end face of the CMOS glass (without considering the influence of the protective glass), the tolerance is determined to be +/-1.50, and the variable distance from the flange to the glass surface is 3.00 +/-1.50 or larger → 2.0-2.5 + 1.0-1.5.
In this embodiment: the specification of the eyepiece 3 is as follows:
focal length F55 mm;
the OLED distance is 27 mm;
interface M48x0.75.
In this embodiment: the specifications of the micro-light sensor are as follows:
resolution of 2560x 1920;
the pixel size is 2 um.
The working principle is as follows: according to the invention, the WIFI module 5 is arranged, the image acquired by the night vision device is transmitted to an external display screen or a mobile phone APP, so that the image can be detected on site and in person, the detected image is transmitted to the outside in real time, image information is detected by multiple persons in an auxiliary manner, and the processing effect of the acquired image is improved;
according to the invention, the interface module 8 is adopted, so that the external display screen can be connected or the built-in EMCC video data can be led out, and the problems that the memory of the night vision device is too small and the memory cannot be too much influenced can be solved;
the objective lens group is adopted to simultaneously receive low-light, visible light and infrared light, light splitting is realized inside the objective lens group to present different light wave forming systems, images presented by different light waves are displayed in a specific area of a screen, the visible light is not clear or even can not be seen in a blacker environment, low-light imaging is relatively clear (light sensation enhanced signal imaging is realized through an image intensifier), and when an object with better thermal imaging effect is presented, the system can realize conversion image display; the size of the display of the main screen can be manually converted; the picture-in-picture function can adjust the size of each picture of the picture-in-picture to realize the conversion of the main picture and the auxiliary contrast picture, and the image acquisition quality is high;
the glimmer night vision device optical system adopts a three-light optical scheme, namely images in three light wave ranges of visible light, glimmer light and infrared light can be observed and presented, the glimmer night vision device optical system has the characteristics of high imaging quality and good image quality, the light energy utilization efficiency is improved, and meanwhile, the whole system has the characteristics of small volume and light weight;
the system is started through a compass, the direction is determined, a positioning module is started, the current position coordinate is determined, a ranging brightness sensor and a temperature sensor are started, the current environment temperature and the current environment brightness are determined, a ranging module detects the target distance and sends signals to a central processing module, the central processing module sends image signals to an external display screen or a mobile phone APP through a WIFI module 5, external workers remotely control the central processing module, an acceleration module is started, one-time shooting is detected, videos before and after shooting are automatically recorded, the videos are recorded, and the operation is convenient;
the invention observes image information through the ocular lens 3 and the objective lens 2, the image information enters the image intensifier through the objective lens to realize light sensation intensifying signal imaging, meanwhile, the overexposure protection mechanism and the photosensitive module are started, the photosensitive module is used for sensing the current ambient light illumination and transmitting the ambient light illumination to the strong light protection circuit, the brightness entering the image tube is sensed through the power supply to complete high-speed cut-off and conduction, the cathode gating technology is used for protecting the image intensifier, and the brightness stability of the image output by the fluorescent screen is ensured.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A multi-functional hand-held type shimmer night-time vision device which characterized in that: the novel multifunctional microscope comprises a main body (1), an objective lens (2) and an eyepiece (3), wherein the objective lens (2) is installed on one side of the main body (1), the eyepiece (3) is installed on the other side of the main body (1), and a damping support (10) is installed on the lower surface of the main body (1);
the shock absorption support (10) comprises a support body (101), a high-pressure air tank (102), a one-way valve (103), a speed sensor (104), a compression air bag (105) and a two-way distance measuring sensor (106), wherein the support body (101) is integrally formed at the bottom of the main body (1), the high-pressure air tank (102) is installed inside the support body (101), the speed sensor (104) for detecting the movement speed of the main body (1) and the two-way distance measuring sensor (106) for measuring the distance between the main body (1) and the ground are installed at the bottom of the support body (101) in an embedded mode, the high-pressure air tank (102) is communicated with the compression air bag (105) through an electromagnetic valve, and two compression air bags (105) are installed at two sides of the support body in an embedded mode;
further comprising: a processor, a photosensitive module and an image intensifier embedded in the main body (1);
the processor comprises a central processing module, a sensor module and a positioning module;
the central processing module is interactively connected with the photosensitive module, the central processing module is interactively connected with the image intensifier, the central processing module is interactively connected with the sensor module, the central processing module is connected with a WIFI module (5), the central processing module is connected with the positioning module, and the central processing module is connected with an interface module (8);
the central processing module is used for comprehensively processing signals;
the sensor module is used for detecting the external environment condition;
the photosensitive module is used for detecting an external light source;
the image intensifier is used for intensifying the brightness of the optical image;
the interface module (8) is used for connecting an external display screen and video recording;
the WIFI module (5) is used for being connected with external WIFI and transmitting signals;
and the positioning module is used for positioning the current coordinate and judging the direction.
2. The multifunctional handheld low-light night vision device of claim 1, wherein: the last surface mounting of main part (1) has WIFI module (5), switch (4) and helical encoder (6), one side of WIFI module (5) is provided with interface module (8) and power module (9), and the opposite side is provided with rubber track stores pylon (7), main part (1) is including mesochite (11), preceding shell (12) and hou gai (13), preceding shell (12) are through the front end of bolt fastening in mesochite (11), the rear end of mesochite (11) is fixed in through the bolt fastening in posterior lid (13), install on preceding shell (12) objective (2), install on posterior lid (13) eyepiece (3), be equipped with the objective apron on objective (2).
3. The multifunctional handheld low-light night vision device of claim 1, wherein: there are collection module and playing module in the night-time vision device, two-way range sensor still is used for detecting the distance of the animal of activity and body, collection module is used for gathering image information and transmits image information to central processing module, central processing module is used for handling image information, when confirming there is the animal of activity, acquires through two-way range sensor the relative distance of the animal of activity and body works as when the relative distance of the animal of activity is less than and predetermines the distance, through play module broadcast predetermined ultrasonic signal in order to drive the animal of activity.
4. The multifunctional handheld low-light night vision device of claim 2, wherein: the leather rail hanging rack (7) comprises a board body (71) and a protruding portion (72), the board body (71) is fixedly connected to one side of the main body (1), and the protruding portion (72) is formed in one side of the board body (71) in an integrated mode.
5. The multifunctional handheld low-light night vision device of claim 2, wherein: the power supply module (9) comprises a battery bin (91), a battery (92) and a battery cover (93);
the battery compartment (91) is arranged on one side of the main body (1), the battery (92) is arranged on the battery compartment (91), the battery cover (93) is clamped on one side of the battery compartment (91), and the battery cover (93) is wrapped outside the battery (92).
6. The multifunctional handheld low-light night vision device of claim 1, wherein: the sensor module comprises an acceleration module, a distance measuring module, a brightness sensor, a temperature sensor and a compass;
the acceleration module is an accelerometer and is used for detecting a shot and automatically recording videos before and after the shot, and the videos are recorded;
the distance measuring module is used for detecting the target distance;
the brightness sensor and the temperature sensor are used for detecting the brightness and the temperature of the environment;
the compass is used for determining the azimuth by utilizing the magnetic needle and measuring the magnetic azimuth angle or the magnetic quadrant angle of a straight line on the ground;
the photosensitive module comprises a white light imaging module, an infrared imaging module and a low-light sensing module and is used for presenting images in three light wave ranges of visible light, low light and infrared.
7. The multifunctional handheld low-light night vision device of claim 1, wherein: the WIFI module (5) is connected with a display screen and a mobile phone APP, and the interface module (8) comprises an HDMI interface and a Type C interface;
the HDMI is used for connecting an external display and displaying a video;
and the Type C interface is used for exporting the built-in EMCC video data.
8. The multifunctional handheld low-light night vision device of claim 1, wherein: the low-light-level night vision device is further provided with an overexposure protection mechanism located on the upper surface of the main body (1), a window and a photosensitive module arranged in the window are arranged in the upward direction of the objective lens formula, and the photosensitive module is used for sensing the ambient light illumination before and transmitting the ambient light illumination to the high-light protection circuit.
9. The multifunctional handheld low-light night vision device of claim 1, wherein: one side of the high-pressure gas tank (102) is provided with a one-way valve (103).
10. Use of the multifunctional handheld low-light night vision device according to any one of claims 1 to 9, comprising the steps of:
s1, mounting the main body (1) at a designated position through a damping bracket (10);
s2, pressing a power switch (4), starting the night vision device, selecting a menu through a spiral encoder (6), and determining the use function;
s3, connecting the WIFI module (5) with external WIFI, connecting the WIFI module with an external display screen or a mobile phone APP, and transmitting image signals;
s5, observing image information through an eyepiece (3) and an objective (2), enabling the image information to enter an image intensifier through the objective (2) to realize light sensation intensifying signal imaging, meanwhile, starting an overexposure protection mechanism and a photosensitive module, enabling the photosensitive module to be used for sensing the ambient light illumination before the image information is transmitted to a strong light protection circuit, sensing the light entering an image tube through a power supply to complete high-speed cut-off and conduction, utilizing a cathode gating technology to protect the image intensifier, and accordingly ensuring the brightness stability of an image output by a fluorescent screen;
s5, starting a compass, determining an azimuth, starting a positioning module, determining a current position coordinate, starting a ranging brightness sensor and a temperature sensor, determining the current environment temperature and brightness, detecting the target distance by a ranging module, and sending a signal into a central processing module;
s6, starting the photosensitive module, observing and presenting images in three light wave ranges of visible light, low light and infrared, sending signals to the central processing module, and sending image signals to an external display screen or a mobile phone APP by the central processing module through the WIFI module;
s7, remotely controlling by an external worker, starting an acceleration module, detecting a shot at one time, and automatically recording videos before and after the shot and recording the videos;
s8, through Type C interface access night-time vision device, derive built-in EMCC video data.
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| CN116366990A (en) * | 2023-02-20 | 2023-06-30 | 王一川 | Algorithm system applied to night vision device |
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