CN113301233B - Double-spectrum imaging system - Google Patents
Double-spectrum imaging system Download PDFInfo
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- CN113301233B CN113301233B CN202110560449.3A CN202110560449A CN113301233B CN 113301233 B CN113301233 B CN 113301233B CN 202110560449 A CN202110560449 A CN 202110560449A CN 113301233 B CN113301233 B CN 113301233B
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- 238000003384 imaging method Methods 0.000 title claims abstract description 39
- 238000001228 spectrum Methods 0.000 title claims abstract description 19
- 238000012634 optical imaging Methods 0.000 claims abstract description 26
- 230000004438 eyesight Effects 0.000 claims abstract description 21
- 239000004065 semiconductor Substances 0.000 claims abstract description 17
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 238000005057 refrigeration Methods 0.000 claims abstract description 8
- 238000007791 dehumidification Methods 0.000 claims abstract description 7
- 230000004297 night vision Effects 0.000 claims description 10
- 238000001931 thermography Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000701 chemical imaging Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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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
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
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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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
- H04N23/13—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths with multiple sensors
- H04N23/16—Optical arrangements associated therewith, e.g. for beam-splitting or for colour correction
-
- 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
- H04N23/51—Housings
-
- 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
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- 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
- H04N23/71—Circuitry for evaluating the brightness variation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
- G01J2003/2826—Multispectral imaging, e.g. filter imaging
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
- Studio Devices (AREA)
- Cameras Adapted For Combination With Other Photographic Or Optical Apparatuses (AREA)
Abstract
The invention discloses a double-spectrum imaging system, relates to the technical field of spectrum imaging systems, and aims to solve the problem that the image acquisition definition of a lens is influenced by fog generated by the lens with large temperature difference or humidity inside and outside equipment when the double-spectrum imaging system on the market is used. Inside one side of image device casing is provided with the optical imaging camera, one side of optical imaging camera is provided with full-color night-time vision device, temperature and humidity sensor in the opposite side of optical imaging camera is provided with, the outside of image device casing is provided with outer temperature and humidity sensor, the below of optical imaging camera is provided with air heater and semiconductor refrigeration piece, one side that semiconductor refrigeration piece was kept away from to air heater is provided with dehumidification mechanism, one side that air heater was kept away from to dehumidification mechanism is provided with ventilation fan, the opposite side of image device shells inner wall is provided with the pipe of taking a breath, the top of pipe of taking a breath and ventilation fan is provided with the control unit.
Description
Technical Field
The invention relates to the technical field of spectral imaging systems, in particular to a dual-spectral imaging system.
Background
Imaging spectrometers are a new generation of sensors. The main purpose of developing such instruments is to obtain a large number of narrow-band continuous spectral images of the target of the ground object and obtain nearly continuous spectral data of each pixel element, which is called as an imaging spectrometer. When the dual-spectrum imaging system is used, an optical camera and a thermal imaging camera are combined mostly, so that image acquisition at night is met.
The double-spectrum imaging system on the market at present has the problem that fog can appear on a lens with large temperature difference or humidity inside and outside equipment when the double-spectrum imaging system is used, so that the image acquisition definition of the lens is influenced, and the double-spectrum imaging system is provided so as to solve the problems.
Disclosure of Invention
The invention aims to provide a dual-spectrum imaging system to solve the problem that the image acquisition definition of a lens is influenced by fog generated by the lens with large temperature difference or humidity inside and outside the equipment when the dual-spectrum imaging system on the market is used in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dual-spectrum imaging system, including image device casing and image processing system, one side of image device casing inside is provided with the optical imaging camera, one side of optical imaging camera is provided with full-color night-time vision device, the opposite side of optical imaging camera is provided with interior temperature and humidity sensor, the outside of image device casing is provided with outer temperature and humidity sensor, the below of optical imaging camera is provided with air heater and semiconductor refrigeration piece, and air heater is located one side of semiconductor refrigeration piece, one side that air heater kept away from the semiconductor refrigeration piece is provided with dehumidification mechanism, one side that dehumidification mechanism kept away from air heater is provided with the ventilation fan, the opposite side of image device shells inner wall is provided with the scavenge pipe, and scavenge pipe and ventilation fan fixed connection, the top of scavenge pipe and ventilation fan is provided with the control unit, one side of optical imaging camera is provided with thermal imaging camera, and be provided with the baffle between thermal imaging camera and the optical imaging camera, a plurality of scavenge holes has been seted up on the baffle, the lower surface of image device casing one end is provided with luminance sensor, and luminance sensor runs through and extends to the outside of image device casing.
The top cover outside the image device casing is equipped with weather shield, and the below of image device casing is fixed and is provided with the regulation and rotate the seat, and the below of adjusting to rotate the seat is provided with the mount pad, and the mount pad rotates with the both ends of adjusting to rotate the seat lower extreme and is connected.
Preferably, full-color night-time vision device's outside cover is equipped with the driving sleeve, and one side of driving sleeve is provided with the lead screw, and the one end of baffle is provided with full-color night-time vision device limiting chute, and the one end of driving sleeve is provided with the sliding block, and the sliding block is connected with the lead screw transmission, and the other end of driving sleeve is provided with full-color night-time vision device limiting slider, and full-color night-time vision device limiting chute sliding connection.
Preferably, the groove of taking a breath has been seted up to the one end of taking a breath pipe, and the inside of taking a breath pipe one end is provided with the baffle of taking a breath, and the upper end of the baffle of taking a breath rotates through the pivot with the inner wall of taking a breath pipe to be connected, and the surface of the baffle one end of taking a breath is laminated with the inner wall of taking a breath pipe mutually, and the baffle of taking a breath is located one side of the groove of taking a breath.
Preferably, the output ends of the inner temperature and humidity sensor and the outer temperature and humidity sensor are electrically connected with the input end of the control unit, and the output end of the brightness sensor is electrically connected with the input end of the control unit.
Preferably, the output end of the control unit is electrically connected with the input ends of the dehumidification mechanism, the ventilation fan and the screw rod motor, the output end of the control unit is electrically connected with the input ends of the air heater and the semiconductor refrigeration piece, the full-color night vision device is electrically connected with the control unit, and the image processing system is electrically connected with the control unit.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the internal temperature and the external temperature of the equipment are detected by arranging the internal temperature and humidity sensor and the external temperature and humidity sensor and are sent to the control unit, the control unit can judge the temperature difference, when the temperature difference is larger, the air heater or the semiconductor refrigerating sheet can be started to heat or cool the air in the equipment, so that the internal and external temperature difference is reduced, the condition of lens fogging is avoided by adjusting the temperature, the humidity is obtained by the internal temperature and humidity sensor and the external temperature and humidity sensor, the humidity difference is judged by the control unit, when the internal humidity is high, the humidity is reduced by the dehumidifying mechanism, when the internal humidity is low, the ventilating fan can be started to realize the exchange of the internal air, the balance of the humidity is realized, and the problem that the image acquisition definition of a lens is influenced by the fog generated by a double-spectrum imaging system on the market at the time when the temperature difference is large inside and outside the equipment or the humidity is large is used is solved.
2. According to the invention, the full-color night vision device is driven to move upwards by the screw rod when the ambient brightness is reduced by the brightness sensor, so that the full-color night vision device is arranged at the front side of the optical imaging lens, and a colored night image is obtained at night or when the light is poor, thereby reducing the problem that the image is acquired by independently depending on thermal imaging camera shooting at night and is not clear enough.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view showing an internal structure of a housing of an image forming apparatus according to the present invention;
FIG. 3 is a schematic view of a partial internal structure of the housing of the imaging device of the present invention;
FIG. 4 is a schematic view of the inner structure of the ventilating pipe and the ventilating fan according to the present invention;
fig. 5 is a schematic diagram of the principle of the present invention.
In the figure: 1. a mounting seat; 2. adjusting the rotating seat; 3. an imaging device housing; 4. a rain shield; 5. an optical imaging lens; 6. a thermal imaging camera; 7. a brightness sensor; 8. a full-color night vision device; 9. an optical imaging camera; 10. a control unit; 11. an internal temperature and humidity sensor; 12. a dehumidification mechanism; 13. a ventilation pipe; 14. a ventilation fan; 15. a full-color night vision device limiting chute; 16. a partition plate; 17. a ventilation hole; 18. a driving sleeve; 19. a screw rod; 20. a screw motor; 21. a ventilation groove; 22. a ventilation baffle plate; 23. an external temperature and humidity sensor; 24. an image processing system; 25. an air heater; 26. semiconductor refrigeration piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an embodiment of the present invention is shown: a dual-spectrum imaging system comprises an imaging device shell 3 and an image processing system 24, wherein an optical imaging camera 9 is arranged on one side inside the imaging device shell 3, a full-color night vision device 8 is arranged on one side of the optical imaging camera 9, an inner temperature and humidity sensor 11 is arranged on the other side of the optical imaging camera 9, an outer temperature and humidity sensor 23 is arranged outside the imaging device shell 3, an air heater 25 and a semiconductor refrigerating sheet 26 are arranged below the optical imaging camera 9, the air heater 25 is located on one side of the semiconductor refrigerating sheet 26, a dehumidifying mechanism 12 is arranged on one side, away from the semiconductor refrigerating sheet 26, of the air heater 25, a ventilating fan 14 is arranged on one side, away from the air heater 25, of the dehumidifying mechanism 12, a partition plate 16 is arranged between the thermal imaging camera 6 and the optical imaging camera 9, a plurality of ventilating holes 17 are formed in the partition plate 16, a control unit 10 is arranged above the ventilating pipe 13 and the ventilating fan 14, a thermal imaging camera 6 is arranged on one side of the optical imaging lens 5, and a brightness sensor 7 is arranged on the lower surface of one end of the imaging device shell 3 and penetrates through the imaging device shell 3 and extends to the outside of the imaging device.
Further, the outside top cover of imaging device casing 3 is equipped with weather shield 4, and the fixed regulation that is provided with in below of imaging device casing 3 rotates seat 2, and the below of adjusting to rotate seat 2 is provided with mount pad 1, and mount pad 1 rotates with the both ends of adjusting to rotate 2 lower extremes of seat and is connected.
Further, the outside cover of full-color night-time vision device 8 is equipped with driving sleeve 18, and one side of driving sleeve 18 is provided with lead screw 19, and the one end of baffle 16 is provided with the spacing spout 15 of full-color night-time vision device, and the one end of driving sleeve 18 is provided with the sliding block, and the sliding block is connected with the transmission of lead screw 19, and the other end of driving sleeve 18 is provided with the spacing slider of full-color night-time vision device, and the spacing slider of full-color night-time vision device and the 15 sliding connection of the spacing spout of full-color night-time vision device.
Furthermore, an air exchanging groove 21 is formed in one end of the air exchanging pipe 13, an air exchanging baffle plate 22 is arranged inside one end of the air exchanging pipe 13, the upper end of the air exchanging baffle plate 22 is rotatably connected with the inner wall of the air exchanging pipe 13 through a rotating shaft, the surface of one end of the air exchanging baffle plate 22 is attached to the inner wall of the air exchanging pipe 13, and the air exchanging baffle plate 22 is located on one side of the air exchanging groove 21.
Further, the output ends of the internal temperature and humidity sensor 11 and the external temperature and humidity sensor 23 are electrically connected to the input end of the control unit 10, and the output end of the brightness sensor 7 is electrically connected to the input end of the control unit 10.
Further, the output end of the control unit 10 is electrically connected to the input ends of the dehumidifying mechanism 12, the ventilating fan 14 and the screw motor 20, the output end of the control unit 10 is electrically connected to the input ends of the air heater 25 and the semiconductor cooling plate 26, the full-color night vision device 8 is electrically connected to the control unit 10, and the image processing system 24 is electrically connected to the control unit 10.
The working principle is as follows: when the temperature-adjustable lens is used, the temperature inside and outside the equipment is detected by arranging the inner temperature and humidity sensor 11 and the outer temperature and humidity sensor 23 and is sent to the control unit 10, the control unit 10 judges the temperature difference, when the temperature difference is large, the air heater 25 or the semiconductor refrigerating sheet 26 is started to heat or cool the air inside the equipment, so that the temperature difference between the inside and the outside is reduced, the condition of lens fogging is avoided by adjusting the temperature, the humidity is acquired by the inner temperature and humidity sensor 11 and the outer temperature and humidity sensor 23, the humidity difference is judged by the control unit 10, when the inside humidity is high, the humidity is reduced by the dehumidifying mechanism 12, when the inside humidity is low, the ventilating fan 14 can be started, and the ventilating baffle plate 22 can be sucked up due to the suction force generated by the ventilating fan, thereby let the exchange of inside and outside air, realize the balance of humidity, it can appear fog to have solved two spectral imaging system on the present market when the equipment inside and outside difference in temperature is big or the big camera lens of humidity can appear, thereby influence the problem of the image acquisition definition of camera lens, when ambient brightness reduces through setting up luminance sensor 7, realize the drive of lead screw 19 to full-color night-time vision device 8 through drive lead screw motor 20, one side of the 8 external drive cover of full-color night-time vision device 18 slides in the 15 insides of full-color night-time vision device spacing spout simultaneously, drive full-color night-time vision device 8 steady removal that makes progress, realize that full-color night-time vision device arranges the front side of optical imaging camera lens in, thereby obtain colored night image at night or when light is not good.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. A dual-spectrum imaging system comprising an imaging device housing (3) and an image processing system (24), characterized by: an optical imaging camera (9) is arranged on one side inside the imaging device shell (3), a full-color night vision device (8) is arranged on one side of the optical imaging camera (9), an internal temperature and humidity sensor (11) is arranged on the other side of the optical imaging camera (9), an external temperature and humidity sensor (23) is arranged outside the imaging device shell (3), an air heater (25) and a semiconductor refrigerating sheet (26) are arranged below the optical imaging camera (9), the air heater (25) is located on one side of the semiconductor refrigerating sheet (26), a dehumidifying mechanism (12) is arranged on one side, away from the semiconductor refrigerating sheet (26), of the air heater (25), a ventilating fan (14) is arranged on one side, away from the air heater (25), of the dehumidifying mechanism (12), a ventilating pipe (13) is arranged on the other side of the inner wall of the imaging device shell (3), the ventilating pipe (13) is fixedly connected with the ventilating fan (14), a control unit (10) is arranged above the ventilating pipe (13) and the ventilating fan (14), a thermal imaging camera (6) is arranged on one side of the optical imaging camera (5), a plurality of thermal imaging camera baffles (16) are arranged between the optical imaging camera and the imaging camera (9), the lower surface of image device casing (3) one end is provided with luminance sensor (7), and luminance sensor (7) run through and extend to the outside of image device casing (3), the outside cover of full-color night-time vision device (8) is equipped with drive cover (18), one side of drive cover (18) is provided with lead screw (19), the one end of baffle (16) is provided with full-color night-time vision device spacing spout (15), the one end of drive cover (18) is provided with the sliding block, and the sliding block is connected with lead screw (19) transmission, the other end of drive cover (18) is provided with full-color night-time vision device spacing slider, and full-color night-time vision device spacing slider and full-color night-time vision device spacing spout (15) sliding connection.
2. A dual-spectrum imaging system according to claim 1, wherein: the improved multifunctional imaging device is characterized in that a rain baffle (4) is sleeved above the outer portion of the imaging device shell (3), an adjusting rotating seat (2) is fixedly arranged below the imaging device shell (3), a mounting seat (1) is arranged below the adjusting rotating seat (2), and the mounting seat (1) is rotatably connected with two ends of the lower end of the adjusting rotating seat (2).
3. A dual-spectrum imaging system according to claim 1, wherein: an air exchange groove (21) is formed in one end of the air exchange pipe (13), an air exchange baffle plate (22) is arranged inside one end of the air exchange pipe (13), the upper end of the air exchange baffle plate (22) is rotatably connected with the inner wall of the air exchange pipe (13) through a rotating shaft, the surface of one end of the air exchange baffle plate (22) is attached to the inner wall of the air exchange pipe (13), and the air exchange baffle plate (22) is located on one side of the air exchange groove (21).
4. A dual-spectrum imaging system according to claim 1, wherein: the output ends of the inner temperature and humidity sensor (11) and the outer temperature and humidity sensor (23) are electrically connected with the input end of the control unit (10), and the output end of the brightness sensor (7) is electrically connected with the input end of the control unit (10).
5. A dual-spectrum imaging system according to claim 1, wherein: the utility model discloses a full-color night vision device, including the control unit, the output of the control unit (10) and the input electric connection of dehumidification mechanism (12), ventilation fan (14) and lead screw motor (20), the output of the control unit (10) and the input electric connection of air heater (25) and semiconductor refrigeration piece (26), full-color night vision device (8) and the control unit (10) electric connection, image processing system (24) and the control unit (10) electric connection.
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| CN202110560449.3A CN113301233B (en) | 2021-05-21 | 2021-05-21 | Double-spectrum imaging system |
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| CN202110560449.3A CN113301233B (en) | 2021-05-21 | 2021-05-21 | Double-spectrum imaging system |
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| CN113301233A CN113301233A (en) | 2021-08-24 |
| CN113301233B true CN113301233B (en) | 2023-02-03 |
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| 档案室内防尘及自动控温控湿改进设计;罗敏;《工业技术创新》;20200904;全文 * |
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