CN115342913B - Detection equipment for measuring illuminance and brightness at multiple points in real time - Google Patents
Detection equipment for measuring illuminance and brightness at multiple points in real time Download PDFInfo
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- CN115342913B CN115342913B CN202210872868.5A CN202210872868A CN115342913B CN 115342913 B CN115342913 B CN 115342913B CN 202210872868 A CN202210872868 A CN 202210872868A CN 115342913 B CN115342913 B CN 115342913B
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Classifications
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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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
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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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0403—Mechanical elements; Supports for optical elements; Scanning arrangements
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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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
Abstract
The utility model relates to a check out test set of illuminance luminance is measured to real-time multiple spot, it is including steady mechanism of dimension, three detection structure that is used for detecting illuminance and luminance, wherein detect structure and steady mechanism of dimension between be connected through first angle adjustment mechanism, first angle adjustment mechanism is used for adjusting the elevation angle that detects the structure, and three detection structure is arranged along the level interval, will be located the detection structure of centre and name first detection structure, names the detection structure of both sides as the second detection structure, be equipped with the second angle adjustment mechanism that is used for adjusting horizontal contained angle between second detection structure and the first detection structure on the steady mechanism of dimension. This application is through setting up a plurality of detection structures, first angle adjustment mechanism, second angle adjustment mechanism to according to the reflection of light area of waiting to detect glass curtain wall, adaptation adjustment detects structure's elevation angle and horizontal contained angle, thereby acquires multiple spot luminance and illuminance information in real time, detects the convenience height, and detects the precision higher.
Description
Technical Field
The application relates to the field of detection devices, in particular to detection equipment for measuring illuminance brightness at multiple points in real time.
Background
Along with the high-speed development of economy and the continuous promotion of the urban process, china forms a batch of modern urban groups. The improvement of urban level provides convenience for people's life, and especially, glass curtain wall building and various lighting facilities are applied more and more in recent years, and light becomes the important element of people's baking atmosphere, also becomes the bright scenery line of urban night sky, but the use of glass curtain wall and artificial lighting technique is gradually generalized and diversified, leads to light pollution phenomenon to stand out increasingly (glass curtain wall is the glare pollution that the reflection produced mainly). The light pollution brings a lot of adverse effects to normal life, work, entertainment and rest of people, and can cause discomfort and damage vision and human health.
The existing detection equipment for the light pollution of the glass curtain wall is a luminance meter and an illuminometer, wherein the luminance meter is a metering instrument for measuring light and color based on an imaging principle, the basic structure of the luminance meter is composed of a detector for visual matching, an optical system and a signal output processing system proportional to the luminance, and the illuminometer is a special instrument for measuring the illuminance and is composed of a selenium photocell or a silicon photocell, an optical filter and a microammeter.
The specific measurement mode is that the brightness meter and the illuminometer are used for directing towards the glass curtain wall and enabling the glass curtain wall to be at a certain elevation angle for measurement.
In view of the above-mentioned related art, the inventor believes that when the reflective area of the glass curtain wall is large, the detection areas of the illuminometer and the luminance meter are limited, so that the orientation of the illuminometer and the luminance meter needs to be changed into a plurality of directions to detect different reflective positions on the glass curtain wall, which is complicated, the accuracy after each change is difficult to determine, and a detection blank area is easy to exist.
Disclosure of Invention
In order to improve detection convenience and detection accuracy, the application provides detection equipment for measuring illuminance and brightness at real time in multiple points.
The application provides a detection equipment of real-time multi-point measurement illuminance luminance adopts following technical scheme:
the utility model provides a check out test set of illuminance luminance is measured to real-time multiple spot, includes dimension steady mechanism, three detection structure that is used for detecting illuminance and luminance, wherein is connected through first angle adjustment mechanism between detection structure and the dimension steady mechanism, and first angle adjustment mechanism is used for adjusting the elevation angle of detection structure, and three detection structure are arranged along the horizontal interval, will be located the detection structure in the middle and name first detection structure, and the detection structure of both sides name second detection structure, be equipped with the second angle adjustment mechanism that is used for adjusting horizontal contained angle between second detection structure and the first detection structure on the dimension steady mechanism.
Through adopting above-mentioned technical scheme, during the use, according to the size of the reflection of light area of waiting to detect glass curtain wall, utilize second angle adjustment mechanism, with the horizontal contained angle between adjustment second detection structure and the first detection structure, thereby make the detection end that three detection structure can detect the luminosity in the reflection of light area of same altitude department of glass curtain wall simultaneously, real-time multiple spot detects promptly, then through first angle adjustment mechanism, with the elevation angle of adjustment detection structure, gradually upwards move the detection area, detect the reflection of light area of different altitude departments of glass curtain wall with more accuracy, detect the convenience promptly and the detection precision is higher.
And the maintenance mechanism can ensure the position stability of the detection structure so as to ensure the detection precision.
Optionally, the first angle adjustment mechanism is including locating rotation seat on the steady mechanism of dimension and with rotation seat normal running fit's axis of rotation, the axis of rotation level sets up, detection structure locates in the axis of rotation, be equipped with on the rotation seat and be used for driving axis of rotation pivoted first motor.
Through adopting above-mentioned technical scheme, through first motor, can realize the rotation of axis of rotation to drive the detection structure and rotate, in order to change the elevation angle.
Optionally, the second angle adjusting mechanism comprises a double-end screw rod parallel to the rotating shaft and with opposite screw threads at two ends and a second motor for driving the double-end screw rod to rotate, the second detecting structure is hinged with the dimension stabilizing mechanism, a driving arm is fixed at the rear end of the second detecting structure, and a strip-shaped hole is formed in the driving arm along the length direction of the driving arm; threaded sleeve that threaded connection one-to-one second detection structure set up on the double-end screw rod, be fixed with the round bar on the threaded sleeve, the round bar slides along bar hole length direction with the bar hole and is connected.
Through adopting above-mentioned technical scheme, the second motor drives double-end screw rod and rotates, utilizes screw thread cooperation to drive two thread bush in opposite directions or move mutually, the round bar carries out linear movement promptly, and utilizes the cooperation of round bar and actuating arm, in order to drive the actuating arm swing, thereby realizes the adjustment of the contained angle between second detection structure and the first detection structure.
Optionally, the maintenance mechanism comprises a base and a multi-rotor unmanned aerial vehicle, wherein the base is used for loading the detection structure, the first angle adjusting mechanism and the second angle adjusting mechanism, and the multi-rotor unmanned aerial vehicle is additionally provided with a GPS, a range finder and a altimeter; the multi-rotor unmanned aerial vehicle is used for suspending the base.
By adopting the technical scheme, the multi-rotor unmanned aerial vehicle is utilized to suspend the base, so that the detection structure can be ensured to be in a suspended state, the unstable condition of the detection structure caused by ground vibration is reduced, namely the stability and the detection precision of the detection structure are ensured; and through the mobility of many rotor unmanned aerial vehicle, GPS, distancer and altimeter's position accuracy control to ensure the accuracy of the detected position of detection structure, and many rotor unmanned aerial vehicle can drive detection structure and remove, thereby realize the detection of different detected position departments, thereby ensure that each detected position in the reflection of light scope with glass curtain wall as the center can both carry out real-time detection (along with many rotor unmanned aerial vehicle's retarder removal with real-time detection), thereby greatly improve detection accuracy and detection efficiency.
Optionally, the multi-rotor unmanned aerial vehicle is further provided with a front camera facing the glass curtain wall and a rear camera deviating from the glass curtain wall and inclining upwards.
Through adopting above-mentioned technical scheme, preceding camera is used for observing glass curtain wall to guarantee to detect the orientation of structure correctly, then the camera is then used for observing the light source condition (generally sun) that glass curtain wall faced, judges the degree of sheltering from of light source, if many clouds shelter from sun, then cancel the detection, wait that the cloud is scattered and is detected again, thereby reduce external factor's interference, in order to improve detection accuracy.
Optionally, be connected with stranded rope between many rotor unmanned aerial vehicle with the base, a strand is connected the rope and is three and be the connecting rope constitution that the triangle was arranged, is equipped with a plurality of triangle steel hoops on the rope of a strand, and each triangle steel hoop is arranged along connecting rope length direction interval, and passes through dead lever fixed connection between the upper and lower adjacent triangle steel hoop.
By adopting the technical scheme, the connecting rope is arranged, so that the connecting stability between the base and the multi-rotor unmanned aerial vehicle is ensured, and the condition that the vibration of the multi-rotor unmanned aerial vehicle is directly transmitted to the base is reduced; secondly, triangle steel hoop and diagonal bar can greatly improve the atress intensity between the three connecting ropes to improve the stability of base.
Optionally, a hemispherical cover for covering the detection structure is mounted on the upper surface of the base, and a window is formed in the hemispherical cover; the bottom of base is the pointed cone form, just the lower part of base is equipped with the toper inner chamber, many rotor unmanned aerial vehicle is equipped with flexible ventilation pipe, flexible ventilation pipe is vertical to be set up, the upper port of flexible ventilation pipe is vertical upwards to many rotor unmanned aerial vehicle's rotor sets up, the lower port of flexible ventilation pipe with toper inner chamber intercommunication.
By adopting the technical scheme, firstly, wind resistance can be greatly reduced by arranging the hemispherical cover and the conical base so as to ensure the position stability of the base; secondly, through setting up flexible ventilation pipe, utilize the downshift air current that produces when the rotor rotates for this air current passes through flexible ventilation pipe downwardly entering toper inner chamber, and at this moment, downshift air current down strikes the inner wall of toper inner chamber, and the resultant force perpendicular to of this effort is the inner wall of toper inner chamber, thereby plays the effect of stable base, reduces the rocking of base promptly, in order to improve detection precision.
Optionally, the base is provided with a through hole for communicating the inner cavity of the hemispherical cover and the conical inner cavity and an opening and closing piece for opening and closing the through hole; the opening and closing piece comprises a closing plate and a third motor, wherein the long side edge of the closing plate is hinged with the edge of the orifice of the through hole, and the third motor is used for driving the closing plate to deflect so as to open and close the through hole.
By adopting the technical scheme, when the through hole is closed by the closing plate, downward air flow of the rotor wing is accumulated in the conical inner cavity so as to stably provide centering stabilizing force and ensure the stability of the base; when the through hole is opened, gas in the conical inner cavity enters the inside of the hemispherical cover through the through hole, so that positive pressure is formed in the hemispherical cover, external dust is reduced to enter the hemispherical cover, and the detection end of the detection structure is ensured to be in a clean state, so that the detection precision is improved; and, through the angle of opening and shutting of closure board to control the gas pressure of toper inner chamber, thereby compromise dustproof and the stable dual effect of base.
Optionally, the outer conical surface at the bottom of the base is provided with a plurality of exhaust holes, each exhaust hole is uniformly distributed around the circumference of the axis of the conical inner cavity, and the area of the outer conical surface at the bottom of the base, which is positioned between two adjacent exhaust holes, is a sealing area; a fourth motor is fixed at the lower part of the base, a sealing ring is fixed at an output shaft of the fourth motor, the inner peripheral surface of the sealing ring is attached to the outer conical surface of the bottom of the base, a notch is formed in the sealing ring, and the fourth motor is used for driving the sealing ring to rotate so that the notch is opposite to a single exhaust hole or a single sealing area; the base is provided with a controller and a gyroscope, and the controller is respectively and electrically connected with the third motor, the fourth motor, the altimeter and the gyroscope.
By adopting the technical scheme, under normal state, the notch of the closed ring is opposite to the single closed area, and at the moment, the closed ring closes all the exhaust holes so as to ensure that the gas in the conical inner cavity is free from leakage and ensure that the conical inner cavity has enough gas pressure; when the base is influenced by external horizontal airflow, the base deflects, the gyroscope feeds back an offset error to the controller, and the controller controls the fourth motor to start so as to drive the closed ring to rotate, so that the exhaust holes at corresponding positions are exposed, and gas in the conical inner cavity is sprayed out to provide recoil force so as to cope with the external horizontal airflow, and the condition that the base is rocked due to the influence of the external horizontal airflow is reduced.
Optionally, a filter screen for capturing particulate matter in the gas is fixed to the long side at the hinge position of the closing plate, and covers the orifice of the through hole when the closing plate deflects to fit the inner wall of the through hole.
Through adopting above-mentioned technical scheme, utilize the particulate matter in the filter screen capture gas to can realize the dual detection of light pollution and air pollution, simultaneously, the filter screen can ensure the gas cleanliness in the hemisphere cover, thereby improves the detection precision under many dust environment, under the high circumstances of pollution of air promptly, can also carry out the detection of light pollution, each other does not influence.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging a plurality of detection structures, a first angle adjusting mechanism and a second angle adjusting mechanism, the elevation angle and the horizontal included angle of the detection structures are adaptively adjusted according to the reflective area of the glass curtain wall to be detected, so that the brightness and illumination information of multiple points are obtained in real time, the detection convenience is high, and the detection precision is higher;
2. through setting up many rotor unmanned aerial vehicle, it can drive the detection structure and remove, promptly along with many rotor unmanned aerial vehicle's retarded removal with real-time detection to ensure that each detection position in the reflection of light scope with glass curtain wall as center can all carry out real-time detection, thereby greatly improve detection precision and detection efficiency; meanwhile, the detection structure is ensured to be in a suspended state, so that the unstable condition of the detection structure caused by ground vibration is reduced, namely, the stability and the detection precision of the detection structure are ensured;
3. the flexible ventilation pipe is arranged, downward airflow generated during rotation of the rotor wing is utilized to enable the downward airflow to impact the inner wall of the conical inner cavity, so that the base is stabilized, positive pressure can be formed in the hemispherical cover by utilizing the downward airflow, external dust is reduced from entering the hemispherical cover, and therefore the detection end of the detection structure is ensured to be in a clean state, and the detection precision is improved; furthermore, by changing the direction of the air flow, the recoil force can be provided to cope with the external horizontal air flow, so that the base is reduced from shaking caused by the influence of the external horizontal air flow.
Drawings
Fig. 1 is a schematic overall structure of embodiment 1.
Fig. 2 is a schematic diagram showing the internal structure of the hemispherical cover according to embodiment 1.
Fig. 3 is a partial enlarged view at a in fig. 1.
Fig. 4 is a partial enlarged view at B in fig. 2.
Fig. 5 is a schematic overall structure of embodiment 2.
Fig. 6 is a cross-sectional view of the base of example 2.
Fig. 7 is a partial sectional view of embodiment 2 for embodying the position of the shutter.
FIG. 8 is a schematic view of embodiment 2 in which the notch for closing the ring is opposed to the vent hole.
Fig. 9 is a cross-sectional view of the base of example 3.
Reference numerals illustrate: 1. a maintenance and stabilization mechanism; 2. a detection structure; 3. a connecting rope; 6. a flexible vent tube; 7. an opening and closing member; 11. multiple rotor unmanned aerial vehicle; 12. a base; 121. a hanger plate; 122. a hemispherical cover; 123. a window; 124. a tapered inner cavity; 125. a through hole; 126. an exhaust hole; 127. a closing region; 128. a wind discharging hole; 21. a first detection structure; 22. a second detection structure; 23. an optical structure; 24. an optical signal processing system; 31. triangular steel hoop; 32. a diagonal rod; 41. a first motor; 42. a rotating seat; 43. a rotating shaft; 51. a second motor; 52. a double-ended screw; 53. a thread sleeve; 54. a guide rod; 55. a round bar; 56. a driving arm; 57. a bar-shaped hole; 71. a third motor; 72. a closing plate; 73. a filter screen; 81. a fourth motor; 82. a closed loop; 83. and (5) a notch.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-8.
Embodiment 1 of the application discloses a detection device for measuring illuminance brightness at multiple points in real time.
Referring to fig. 1 and 2, the detection device for measuring illuminance and brightness at multiple points in real time comprises a maintenance mechanism 1 and three detection structures 2 for detecting illuminance and brightness, wherein the detection structures 2 can be a combined structure of an existing point-type brightness meter and an illuminometer, or can be a combined structure of an optical structure 23 of the point-type brightness meter and a selenium photocell of the illuminometer and an optical signal processing system 24, namely a combination of a plurality of detection ends and the combined optical signal processing system 24, so that the size and the weight of the detection structures 2 are greatly reduced.
As shown in fig. 1, the maintenance mechanism 1 is used for maintaining stability of the detection structure 2, the maintenance mechanism 1 may be a tripod, or a crane, etc., in this embodiment, the maintenance mechanism 1 includes a base 12 and a multi-rotor unmanned aerial vehicle 11, and the multi-rotor unmanned aerial vehicle 11 may be a four-axis unmanned aerial vehicle, which is additionally provided with a GPS, a range finder, a altimeter, a front camera facing the glass curtain wall, and a rear camera (not shown in the figure) facing away from the glass curtain wall and inclined upwards.
As shown in fig. 1 and 3, the multi-rotor unmanned aerial vehicle 11 is used for suspending a base 12, specifically, a hanging plate 121 protruding is fixed on the outer side of the base 12, a plurality of connecting ropes 3 are connected between the multi-rotor unmanned aerial vehicle 11 and the hanging plate 121, one connecting rope 3 is composed of three connecting ropes 3 distributed in a triangular mode, the upper end of the connecting rope 3 is fixedly connected with a shell of the multi-rotor unmanned aerial vehicle 11, the lower end of the connecting rope 3 is fixedly connected with the hanging plate 121, a plurality of triangular steel hoops 31 are arranged on one connecting rope 3, and the connecting rope 3 is knotted or wound at the bending position of the triangular steel hoops 31 in a specific connection mode to restrain the triangular steel hoops 31, and the triangular steel hoops 31 are distributed along the length direction of the connecting rope 3 at intervals, and the vertically adjacent triangular steel hoops 31 are fixedly connected through diagonal rods 32 in a welding mode.
As shown in fig. 1 and 2, the upper surface of the base 12 is a plane, the bottom of the base 12 is pointed, the upper surface of the base 12 is provided with the above-mentioned detecting structure 2, and meanwhile, the upper surface of the base 12 is provided with a hemispherical cover 122 for covering the detecting structure 2, so as to greatly reduce wind resistance and reduce external interference of the detecting structure 2, and the hemispherical cover 122 is provided with a window 123, so that external light can be detected by the detecting structure 2.
As shown in fig. 2 and fig. 4, three detection structures 2 are arranged at intervals horizontally, the detection structure 2 in the middle is named as a first detection structure 21, the detection structures 2 on two sides are named as a second detection structure 22, each detection structure 2 is connected with the base 12 through a first angle adjusting mechanism, the first angle adjusting mechanism is used for adjusting the elevation angle of the detection structure 2, specifically, the first angle adjusting mechanism comprises a first motor 41, a rotating shaft 43 and a rotating seat 42, the rotating seat 42 is fixed in the middle of the upper surface of the base 12, the rotating shaft 43 is horizontally arranged, the rotating shaft 43 is rotatably connected with the rotating seat 42 around the axis of the rotating seat 42, the first motor 41 is installed on the rotating seat 42, and an output shaft of the first motor 41 is fixedly connected with the rotating shaft 43 coaxially.
As shown in fig. 2 and 4, each detection structure 2 is mounted on a rotating shaft 43, specifically, the first detection structure 21 is fixedly connected with the outer peripheral surface of the rotating shaft 43, the optical structure 23 of the second detection structure 22 is fixedly provided with a rotating shaft, the rotating shaft is radially arranged along the rotating shaft 43, the rotating shaft is rotationally connected with the rotating shaft 43, the rear end of the optical structure 23 of the second detection structure 22 is fixedly provided with a driving arm 56, and the driving arm 56 is provided with a strip-shaped hole 57 along the length direction thereof; the rotating shaft 43 is provided with a double-end screw rod 52, a second motor 51 and a guide rod 54, wherein the guide rod 54 and the double-end screw rod 52 are parallel to the rotating shaft 43, threads at two ends of the double-end screw rod 52 are reversely rotated, an output shaft of the second motor 51 is fixedly connected with one end of the double-end screw rod 52 coaxially, threaded sleeves 53 which are arranged in a one-to-one correspondence manner with the second detection structures 22 are connected to the double-end screw rod 52 in a threaded manner, the guide rod 54 penetrates through the threaded sleeves 53 to ensure that the threaded sleeves 53 only linearly move along with the driving of the double-end screw rod 52, meanwhile, round rods 55 are fixed on the outer peripheral surface of the threaded sleeves 53, the round rods 55 are arranged along the radial direction of the double-end screw rod 52, and meanwhile, the round rods 55 are connected with the strip-shaped holes 57 in a sliding manner along the length direction of the strip-shaped holes 57.
When the device is used, according to the size of the reflecting area of the glass curtain wall to be detected, the double-headed screw 52 is driven to rotate by the driving of the second motor 51, the threaded fit is utilized to drive the two threaded sleeves 53 to move in opposite directions or away from each other, namely the round rod 55 is in linear movement, and the round rod 55 is utilized to drive the driving arm 56 to swing, so that the adjustment of the included angle between the second detection structure 22 and the first detection structure 21 is realized, the detection ends of the three detection structures 2 can simultaneously detect the luminosity in the reflecting area at the same height of the glass curtain wall, namely real-time multipoint detection, and then the position accuracy of the multi-rotor unmanned aerial vehicle 11 is controlled by the maneuverability, GPS, a range finder and a height gauge to ensure the correctness of the detection position of the detection structure 2, and the multi-rotor unmanned aerial vehicle 11 can drive the detection structure 2 to move; the specific moving track is that a first section of detecting track takes a glass curtain wall as a central point, takes a position which is horizontally vertical and is 30-70 meters away from the central point as a starting point, an initial elevation angle of the detecting structure 2 is set by controlling the rotation angle of the rotating shaft 43, then the multi-rotor unmanned aerial vehicle 11 drives the detecting structure 2 to gradually move close to the glass curtain wall, the detecting is continuously kept during the period, the elevation angle is gradually increased until the position which is 10 meters away from the central point, and the first section of detecting is finished; the second end detection track is a sector edge with the front surface diameter of 30-70 m and the angle of-60 degrees to +60 degrees by taking the glass curtain wall as a center point, and the sector edge is detected by moving along the sector edge.
In this way, real-time multipoint detection can be realized, and the detection of the position department that detects in a large scale (the position that detects structure 2 is located), detection precision is high, and realize automated detection, save the human cost, detect the convenience height, many rotor unmanned aerial vehicle 11 carry on multiple devices simultaneously, can greatly guarantee orbital accuracy, thereby greatly improved detection precision, and, many rotor unmanned aerial vehicle 11 adaptability is strong, mobility is strong, can realize the hover of the position department that detects of operating mode very poor, in order to reduce the production at detection dead angle.
In embodiment 2, on the basis of embodiment 1, as shown in fig. 5 and 6, the multi-rotor unmanned aerial vehicle 11 is fixed with flexible ventilation pipes 6, the flexible ventilation pipes 6 are four and are arranged in one-to-one correspondence with the rotors of the multi-rotor unmanned aerial vehicle 11, the flexible ventilation pipes 6 are vertically arranged, the upper ends of the flexible ventilation pipes 6 are horn-shaped, and the upper ports are upward facing to the middle parts of the rotors of the multi-rotor unmanned aerial vehicle 11 so as to allow downward air flow generated by the rotors to enter the flexible ventilation pipes 6; the conical inner cavity 124 is arranged in the base 12, the lower end of the flexible ventilation pipe 6 is fixedly connected with the outer wall of the base 12, and the inner cavity of the flexible ventilation pipe 6 is communicated with the conical inner cavity 124, so that downward moving air flow generated by the rotor wing can enter the conical inner cavity 124 through the flexible ventilation pipe 6, at the moment, the downward moving air flow downwards impacts the inner wall of the conical inner cavity 124, the combined force of the acting force is perpendicular to the inner wall of the conical inner cavity 124, and therefore the base 12 is stabilized, and shaking of the base 12 is reduced.
As shown in fig. 6 and 7, the base 12 is provided with a through hole 125 and an opening and closing member 7 for opening and closing the through hole 125, the through hole 125 is in a strip shape, the two through holes 125 are symmetrically arranged, the through hole 125 is used for communicating an inner cavity of the hemispherical cover 122 and a conical inner cavity 124, when the opening and closing member 7 opens the through hole 125, gas in the conical inner cavity 124 enters the hemispherical cover 122 through the through hole 125, so that positive pressure is formed in the hemispherical cover 122, dust outside the hemispherical cover 122 is reduced, and therefore the detection end of the detection structure 2 is ensured to be in a clean state, and the detection precision is improved.
The opening and closing member 7 comprises a third motor 71 and a strip-shaped closing plate 72, wherein a long side edge of the closing plate 72 is hinged with a long edge of an orifice of the through hole 125, the third motor 71 is fixedly connected with the base 12, an output shaft of the third motor 71 is fixedly connected with the long side edge of the closing plate 72, the third motor 71 is used for driving the closing plate 72 to turn over so as to open and close the through hole 125, the deflection angles of the closing plate 72 are different, the air pressure in the conical cavity 124 can be controlled, meanwhile, a filter screen 73 is fixed at the hinged long side edge position of the closing plate 72, the filter screen 73 is perpendicular to the closing plate 72, and the filter screen 73 is used for capturing particles in air, so that double detection of light pollution and air pollution can be realized, meanwhile, the filter screen 73 can ensure the air cleanliness in the hemispherical cover 122, so that the detection precision of the light pollution can be improved under the condition of multi-dust environment, namely, the detection of the air pollution is not influenced each other.
As shown in fig. 6 and 8, a plurality of exhaust holes 126 are formed in the outer conical surface of the bottom of the base 12, the exhaust holes 126 are communicated with the conical inner cavity 124, the exhaust holes 126 are uniformly distributed around the axis circumference of the conical inner cavity 124, and the area of the outer conical surface of the bottom of the base 12 between two adjacent exhaust holes 126 is named as a closed area 127; the lower part of the base 12 is fixed with a fourth motor 81, an output shaft of the fourth motor 81 and the axis of the conical cavity 124 are coaxially arranged, an output shaft of the fourth motor 81 is fixed with a closed ring 82, the closed ring 82 and the axis of the conical cavity 124 are coaxially arranged, the inner peripheral surface of the closed ring 82 is attached to the bottom outer conical surface of the base 12, the closed ring 82 is provided with a notch 83, and the notch 83 is used for facing a single exhaust hole 126 or a single closed region 127.
The base 12 is provided with a controller and a gyroscope (not shown in the figure), and the controller is electrically connected with the third motor 71, the fourth motor 81, the altimeter and the gyroscope respectively.
When no large horizontal lateral wind exists outside, the notch 83 of the sealing ring 82 faces the single sealing area 127, and at this time, the sealing ring 82 seals all the exhaust holes 126, so as to ensure that the gas in the conical inner cavity 124 does not leak, and ensure that the conical inner cavity 124 has enough gas pressure.
When the external atmosphere has larger horizontal lateral wind, the base 12 swings and deflects at this time, the gyroscope feeds back the offset error to the controller, and the controller controls the fourth motor 81 to start to drive the closed ring 82 to rotate so as to expose the exhaust hole 126 at the corresponding position, so that the gas in the conical inner cavity 124 is sprayed out to provide recoil force to cope with the external horizontal airflow, and the condition that the base 12 swings due to the influence of the external horizontal airflow is reduced.
In summary, through setting up flexible ventilation pipe 6 to realize the comprehensive application to many rotor unmanned aerial vehicle 11's air current that moves down, in order to realize dustproof, air detection, steady etc. effect, improved and detected diversity and detection precision.
In embodiment 3, on the basis of embodiment 2, as shown in fig. 9, a plurality of air leakage holes 128 are formed in the bottom surface of the base 12, and the upper ends of the air leakage holes 128 are obliquely upward and are communicated to the outer peripheral surface of the base 12.
In normal state, the downward moving airflow generated by the rotor wing enters the conical cavity 124 through the flexible ventilation pipe 6, the downward moving airflow impacts the inner wall of the conical cavity 124 downwards, the combined force of the acting forces is perpendicular to the inner wall of the conical cavity 124 to stabilize the base 12, and then, the airflow in the conical cavity 124 is discharged outwards through the air discharge hole 128 (a small part of the airflow can also enter the inside of the hemispherical cover 122 through the through hole 125 in a small-diameter state, so that positive pressure is formed in the hemispherical cover 122), and thus, the discharged airflow forms downward pressing reaction force to stabilize the base 12 further.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (6)
1. A detection device for measuring illuminance brightness in real time by multiple points is characterized in that: the light-emitting diode illumination device comprises a dimension stabilizing mechanism (1) and three detection structures (2) for detecting illumination and brightness, wherein the detection structures (2) are connected with the dimension stabilizing mechanism (1) through a first angle adjusting mechanism, the first angle adjusting mechanism is used for adjusting the elevation angle of the detection structures (2), the three detection structures (2) are distributed along the horizontal interval, the detection structures (2) positioned in the middle are named as first detection structures (21), the detection structures (2) positioned at two sides are named as second detection structures (22), and the dimension stabilizing mechanism (1) is provided with a second angle adjusting mechanism used for adjusting the horizontal included angle between the second detection structures (22) and the first detection structures (21); the first angle adjusting mechanism comprises a rotating seat (42) arranged on the stability maintaining mechanism (1) and a rotating shaft (43) in rotating fit with the rotating seat (42), the rotating shaft (43) is horizontally arranged, the detecting structure (2) is arranged on the rotating shaft (43), and a first motor (41) for driving the rotating shaft (43) to rotate is arranged on the rotating seat (42); the second angle adjusting mechanism comprises a double-end screw rod (52) parallel to the rotating shaft (43) and opposite in screw thread rotation direction at two ends, and a second motor (51) used for driving the double-end screw rod (52) to rotate, the second detecting structure (22) is hinged with the stabilizing mechanism (1), a driving arm (56) is fixed at the rear end of the second detecting structure (22), and a strip-shaped hole (57) is formed in the driving arm (56) along the length direction of the driving arm; the double-end screw rods (52) are in threaded connection with threaded sleeves (53) which are arranged in one-to-one correspondence with the second detection structures (22), round rods (55) are fixed on the threaded sleeves (53), and the round rods (55) are in sliding connection with the strip-shaped holes (57) along the length direction of the strip-shaped holes (57); the maintenance mechanism (1) comprises a base (12) and a multi-rotor unmanned aerial vehicle (11), wherein the base (12) is used for loading the detection structure (2), the first angle adjusting mechanism and the second angle adjusting mechanism, and the multi-rotor unmanned aerial vehicle (11) is additionally provided with a GPS, a range finder and a altimeter; the multi-rotor unmanned aerial vehicle (11) is used for suspending the base (12); the upper surface of the base (12) is provided with a hemispherical cover (122) for covering the detection structure (2), and the hemispherical cover (122) is provided with a window (123); the bottom of base (12) is pointed cone, just the lower part of base (12) is equipped with toper inner chamber (124), many rotor unmanned aerial vehicle (11) are equipped with flexible ventilation pipe (6), flexible ventilation pipe (6) are vertical to be set up, the upper port of flexible ventilation pipe (6) is vertical upwards to many rotor unmanned aerial vehicle (11)'s rotor sets up, the lower port of flexible ventilation pipe (6) with toper inner chamber (124) intercommunication.
2. The apparatus for detecting luminance of illuminance by real-time multipoint measurement according to claim 1 wherein: the multi-rotor unmanned aerial vehicle (11) is further provided with a front camera facing the glass curtain wall and a rear camera deviating from the glass curtain wall and inclining upwards.
3. The apparatus for detecting luminance of illuminance by real-time multipoint measurement according to claim 1 wherein: the multi-rotor unmanned aerial vehicle is characterized in that a plurality of connecting ropes (3) are connected between the multi-rotor unmanned aerial vehicle (11) and the base (12), one connecting rope (3) is composed of three connecting ropes (3) which are arranged in a triangular mode, a plurality of triangular steel hoops (31) are arranged on one connecting rope (3), the triangular steel hoops (31) are arranged at intervals along the length direction of the connecting rope (3), and the upper triangular steel hoops (31) and the lower triangular steel hoops (31) which are adjacent to each other are fixedly connected through diagonal rods (32).
4. The apparatus for detecting luminance of illuminance by real-time multipoint measurement according to claim 1 wherein: the base (12) is provided with a through hole (125) which is communicated with the inner cavity of the hemispherical cover (122) and the conical inner cavity (124) and an opening and closing piece (7) which is used for opening and closing the through hole (125); the opening and closing piece (7) comprises a closing plate (72) and a third motor (71), wherein the long side edge of the closing plate (72) is hinged with the orifice edge of the through hole (125), and the third motor (71) is used for driving the closing plate (72) to deflect so as to open and close the through hole (125).
5. The apparatus for detecting luminance of illuminance by real-time multipoint measurement according to claim 4 wherein: a plurality of exhaust holes (126) are formed in the outer conical surface of the bottom of the base (12), the exhaust holes (126) are uniformly distributed around the circumference of the axis of the conical inner cavity (124), and a region, located between two adjacent exhaust holes (126), of the outer conical surface of the bottom of the base (12) is a closed region (127); a fourth motor (81) is fixed at the lower part of the base (12), a sealing ring (82) is fixed on an output shaft of the fourth motor (81), the inner peripheral surface of the sealing ring (82) is attached to the bottom outer conical surface of the base (12), a notch (83) is formed in the sealing ring (82), and the fourth motor (81) is used for driving the sealing ring (82) to rotate, so that the notch (83) is opposite to a single exhaust hole (126) or opposite to a single sealing area (127); the base (12) is provided with a controller and a gyroscope, and the controller is respectively and electrically connected with the third motor (71), the fourth motor (81), the altimeter and the gyroscope.
6. The apparatus for detecting luminance of illuminance by real-time multipoint measurement according to claim 4 wherein: a filter screen (73) for capturing particles in the gas is fixed on the long side edge of the hinged position of the sealing plate (72), and when the sealing plate (72) deflects to be attached to the inner wall of the through hole (125), the filter screen (73) covers the orifice of the through hole (125).
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| CN202734958U (en) * | 2012-06-26 | 2013-02-13 | 上海理工大学 | Brightness and illumination measuring system for road lighting |
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| CN115342913A (en) | 2022-11-15 |
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