CN210626000U

CN210626000U - Aircraft exterior lighting detection device

Info

Publication number: CN210626000U
Application number: CN201921353052.1U
Authority: CN
Inventors: 史进; 蔡竞
Original assignee: Zhejiang Police College
Current assignee: Zhejiang Police College
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-05-26
Anticipated expiration: 2029-08-20

Abstract

The utility model relates to an illumination detection device. The utility model provides an aircraft external illumination detection device, includes the base, is equipped with the first adjusting device of measuring arm on the base, and the first adjusting device of measuring arm is connected with measuring arm second adjusting device, and the third adjusting device of measuring arm is connected with the measurement swinging boom, and the measurement swinging boom is connected with the detector swinging boom, is equipped with the photometer on the measurement swinging boom on the centering distancer detector swinging boom. The utility model provides an aircraft external illumination detection device which can effectively detect the light intensity of the aircraft external illumination equipment, has high precision and convenient adjustment and can detect each illumination equipment outside the aircraft; the technical problems that in the prior art, the detection precision of the illuminance of the aircraft external lighting equipment is insufficient, and the detection of each lighting equipment outside the aircraft cannot be realized are solved.

Description

Aircraft exterior lighting detection device

Technical Field

The utility model relates to an illumination detection device especially relates to an aircraft external illumination detection device.

Background

The aviation industry in China is currently in the rapid development stage, and various domestic large-scale airplane projects which are independently researched and developed are endless. Lighting devices outside the aircraft, such as wing lights, belly lights, etc., are critical to the safety of the aircraft during take-off and landing and flight phases. These lighting devices indicate the current state or the action to be taken by the aircraft by means of different lighting combinations. Therefore, the illumination intensity of the illumination equipment outside the aircraft has extremely strict requirements, and when the illumination equipment is too dark or too bright, the aircraft state can be misjudged by the outside, so that the response error can be caused, and various major accidents can be caused. In this case, light intensity detection for the aircraft exterior lighting is particularly necessary. There are strict regulations for the detection of light intensity of aircraft exterior lighting: the installation position of the measured light source on the airplane comprises a left wingtip, a right wingtip, an empennage, the top of the airplane body and the abdomen of the airplane body, the photometer probe can realize the positioning of any angle in the horizontal plane of each measured light source, realize the positioning of any angle in the range of +/-90 degrees of the vertical plane, and the positioning precision is better than +/-0.25 degrees. The existing photometers are generally manually held or mounted on a simple support to measure a target object. Because the external lighting device of the airplane has the characteristics of higher ground clearance and higher measurement range requirement, the conventional photometer is difficult to complete measurement by manual holding or simple support, and the defects of low measurement precision or large consumption of manpower and material resources easily exist even if the photometer is reluctantly completed.

Disclosure of Invention

The utility model provides an aircraft external illumination detection device which can effectively detect the light intensity of the aircraft external illumination equipment, has high precision and convenient adjustment and can detect each illumination equipment outside the aircraft; the technical problems that in the prior art, the detection precision of the illuminance of the aircraft external lighting equipment is insufficient, and the detection of each lighting equipment outside the aircraft cannot be realized are solved.

The above technical problem of the present invention is solved by the following technical solutions: an aircraft exterior lighting detection device, characterized by: the measuring arm adjusting device comprises a base, wherein a first adjusting device of the measuring arm is arranged on the base, the first adjusting device of the measuring arm is connected with a second adjusting device of the measuring arm, the second adjusting device of the measuring arm is connected with a third adjusting device of the measuring arm through a measuring mode conversion device, the third adjusting device of the measuring arm is connected with a measuring rotating arm, the measuring rotating arm is connected with a detector rotating arm, a photometer is connected onto the detector rotating arm of a centering distance meter on the measuring rotating arm, and the first adjusting device of the measuring arm, the second adjusting device of the measuring arm and the third adjusting device of the measuring arm respectively adjust the X, Y, Z-direction displacement of the measuring. The detection device is used for detecting the light intensity and the light intensity distribution of the external illumination navigation light, the strobe light and the anti-collision light on the aircraft. The centering range finder on the measuring rotating arm is adjusted through three adjusting devices for adjusting the measuring arm, and the position of a photometer on the detector rotating arm relative to the light-emitting device is further adjusted, so that accurate measurement is achieved, and then the measuring requirements for different positions of the airplane are met by adjusting the relative installation positions of a third adjusting device and a conversion device of the measuring arm. During operation, because the lighting directions of the lighting devices at different parts of the airplane are different, the whole system is adjusted to be in a state aiming at the lighting device to be measured through the measuring mode conversion device, then the three measuring arm adjusting devices above the base drive the measuring rotating arm to come to a position needing to be measured, and the illuminance measurement of each angle of the lighting device to be measured is completed through the detector rotating arm. Simple structure, convenient operation, measurement accuracy is high.

Preferably, the base is provided with a first adjusting device of the measuring arm, four electromagnetic suction seats and a telescopic supporting rod are arranged below the base, and the base is further provided with a horizontal vacuole. Four magnetic suction seats are fixed on a base of the detector and are used for fixing the detector and the elevator. Scalable bracing piece is installed to the base lower part, and this bracing piece adopts the rigidity material, combines scalable design, can accomodate to the base lower part when not using, is convenient for carry out supplementary counter weight to the detector and supports. Four high fine setting bolts are installed between base and magnetism suction base for after the base is fixed, through the condition of observing horizontal vacuole, adjust the levelness of detector system.

Preferably, the first adjusting device of the measuring arm comprises a first adjusting seat, a second adjusting device of the measuring arm is arranged on the first adjusting seat, and a first linear guide rail and a first ball screw which are parallel to each other are arranged below the first adjusting seat; one end of the first ball screw is provided with a first hand wheel. By rotating the hand wheel, the front and back relative positions of the L-shaped measuring arm formed by the measuring rotating arm and the detector rotating arm on the measuring instrument and the lamp to be measured can be adjusted. The relative position of the measuring arm and the measured lamp can be finely adjusted conveniently after the detector base is fixed through coarse adjustment.

Preferably, the second adjusting device of the measuring arm comprises a second adjusting seat, a conversion device is mounted on the second adjusting seat, and a second linear guide rail and a second ball screw are arranged on the bottom surface of the second adjusting seat; and a second hand wheel is also arranged at one end of the second ball screw. By rotating the hand wheel, the relative height position of the L-shaped measuring arm on the measuring instrument and the lamp to be measured can be adjusted. The vertical relative position of the measuring arm and the measured lamp can be finely adjusted conveniently after the detector base is fixed through coarse adjustment and the ascending height position of the auxiliary lifting platform is fixed.

Preferably, the measuring mode conversion device comprises a fixed disc, wherein 4 positioning holes are formed in the fixed disc, and the 4 positioning holes are distributed in four positions of the same circumference, namely the upper position, the lower position, the left position and the right position, and have equal intervals. The device makes the luminosity measurement detector of L type measuring arm go up, down, left and right respectively through four locating holes (0 °, 90 °, 180 °, 270 °) of precision finishing, satisfies the measurement needs to wing lamp, belly lamp, tail lamp and ceiling lamp. The locating hole carries out quick replacement location, convenient and fast through quick locating pin. The center of the conversion device is provided with an alignment laser for determining the relative position of the detector and the tested lamp and aligning the relative position of the detector and the tested lamp with the photometric center.

Preferably, the third adjusting device of the measuring arm comprises a positioning plate, the positioning plate is connected with a positioning disc, and a third linear guide rail and a third ball screw are arranged on the positioning disc; the third linear guide rail is provided with a measuring rotating arm; and a third hand wheel is also arranged at one end of the third ball screw. By rotating the hand wheel, the left and right relative positions of the L-shaped measuring arm at the upper end of the measuring instrument and the lamp to be measured can be adjusted. The vertical relative position of the measuring arm and the measured lamp can be finely adjusted conveniently after the detector base is fixed through coarse adjustment and the ascending height position of the auxiliary lifting platform is fixed.

Preferably, one end of the measuring rotating arm is provided with a motor turntable; and the motor rotary table is connected with the rotating arm of the detector. One end of the rotary measuring arm is provided with a rotary motor, and the rotary table is driven to rotate by 360 degrees through the electric control of control software. An angle encoder is arranged in the motor rotary table, and the upper computer can accurately read the rotation angle information of the measuring rotating arm through angle encoding information. The rotation zero position is limited by a photoelectric zero switch in the turntable. And the center of the rotating shaft is provided with an alignment laser centering distance meter for determining the relative position of the photometric detector and the 1m measuring distance when the measuring point is aligned.

Preferably, the device further comprises a general computer, and the motor turntable, the laser centering distance meter and the transient photometer are electrically connected with the general computer.

Preferably, the measurement rotary arm is shown forming an L-shaped measurement arm with the probe rotary arm.

Therefore, the utility model discloses an aircraft external illumination detection device possesses following advantage: 1. the transient photometer can conveniently and quickly reach the position required by measurement, so that manpower and material resources are saved; 2. the device can conveniently and quickly align the measured lighting device and control the distance relative to the measured lighting device, and the transient photometer can reach any angle required by measurement, thereby ensuring the measurement accuracy; 3. through the combination of the parts, the invention can ensure the stability during working, thereby ensuring the measurement accuracy, is convenient to disassemble and respectively store and transport after the working is finished, and improves the measurement efficiency under various environments, particularly outdoor environment and the measurement efficiency of a plurality of measured objects under the condition that the measured objects are inconvenient to move.

Drawings

FIG. 1 is a schematic illustration of an explosive structure according to the present invention;

FIG. 2 is a schematic view of a first adjustment device of the base and the measuring arm according to the present invention;

FIG. 3 is a side view of the second adjustment means of the measuring arm and the change-over means of the measuring mode according to the invention;

FIG. 4 is a front view of the second adjusting means of the measuring arm and the change-over means of the measuring mode according to the present invention;

FIG. 5 is a schematic diagram of a third adjusting device of the measuring arm and a structure of the measuring rotating arm in the invention;

in the figure: 1. the measuring arm comprises a measuring arm first adjusting device, 11, a first linear guide rail, 12, a first ball screw, 13, a first hand wheel, 14, a first adjusting seat, 2, a measuring arm second adjusting device, 21, a second linear guide rail, 22, a second ball screw, 23, a second hand wheel, 24, a second adjusting seat, 3, a measuring arm third adjusting device, 31, a third linear guide rail, 32, a third ball screw, 33, a third hand wheel, 34, a positioning plate, 4, a measuring mode converting device, 41, a positioning hole, 42, a positioning plate, 5, a measuring rotating arm, 51, a laser centering distance meter, 52, a laser centering distance meter, 6, a detector rotating arm, 7, a base, 71, an electromagnetic suction seat, 72, a supporting rod, 73, a fine adjusting bolt, 74, a horizontal bubble and 8.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example 1:

as shown in fig. 1, an aircraft external illumination detection device includes a base 7, a first adjusting device 1 of a measuring arm is arranged on the base 7, the first adjusting device 1 of the measuring arm is connected with a second adjusting device 2 of the measuring arm, the second adjusting device 2 of the measuring arm is connected with a third adjusting device 3 of the measuring arm through a measuring mode conversion device 4, the third adjusting device 3 of the measuring arm is connected with a measuring rotating arm 5, the measuring rotating arm 5 is connected with a detector rotating arm 6, and the measuring rotating arm 5 and the detector rotating arm 6 form an L-shaped measuring arm. The measuring rotating arm 5 is fixed with a laser centering distance meter 52, the detector rotating arm 6 is connected with a photometer 8, and the first adjusting device 1, the second adjusting device 2 and the third adjusting device 3 of the measuring arm respectively adjust the X, Y, Z-direction displacement of the measuring arm.

As shown in fig. 2, the base is a quadrilateral, first linear guide rails 11 parallel to each other are fixed on the base, the base is connected with a first adjusting seat 14 through the linear guide rails 11, four electromagnetic suction seats 71 and a telescopic support rod 72 are fixed below the base, and the electromagnetic suction seats 71 are fixed on the base through fine adjustment bolts 73. The base is also provided with a small hole for accommodating the horizontal vacuole. The relative position of the first adjusting seat and the base is adjusted by operating and controlling a first hand wheel 13 of a first roller screw 12 under the first adjusting seat, so that the first adjusting seat moves on the base along a first linear guide rail 11.

As shown in fig. 3, the second adjusting device of the measuring arm comprises a second adjusting seat 24, the converting device 4 is mounted on the second adjusting seat 24, and a second linear guide rail 21 and a second ball screw 22 are arranged on the bottom surface of the second adjusting seat 24; the second adjusting seat is moved on the second linear guide rail 21 by adjusting the second hand wheel 23 at one end of the second ball screw 22, and the second linear guide rail is fixed on the first adjusting seat 14.

As shown in fig. 4, the measurement mode switching device includes a positioning plate 42 mounted on the second adjusting seat 24, and four positioning holes 41 are uniformly distributed on the positioning plate 42.

As shown in fig. 5, the third adjusting device of the measuring arm includes a positioning plate 34, the positioning plate 34 is fixed to a positioning plate 42, and the positioning plate 42 is provided with a third linear guide rail 31 and a third ball screw 32; a measuring rotating arm is arranged on the third linear guide rail (31); the position of the measuring swivel arm 5 is adjusted by turning a third handwheel 33 at one end of a third ball screw 32.

In operation, the base is positioned adjacent to the lighting device under test, and then the four electromagnetic suction seats 71 are energized, so that the base is fixed relative to its support surface. Each of the trim bolts 73 is then trimmed so that the level vacuole 74 reading remains level. After the base adjustment is completed, the measuring mode conversion device 4 is adjusted according to the illumination direction of the illumination device to be measured and the direction to be measured, so that when the electronic rotary table 51 rotates, the laser centering distance meter 52 and the transient photometer 8 always face the illumination device to be measured, and the positioning plate 34 is fixed at the corresponding positioning hole 41 by using a bolt. Then, the front and back relative positions of the transient photometer and the measured lighting device are finely adjusted by rotating the first hand wheel; rotating a second hand wheel to finely adjust the relative positions of the transient photometer and the measured lighting device up and down; and rotating a third hand wheel to finely adjust the left and right relative positions of the transient photometer and the measured lighting device. In the whole fine adjustment process, the data of the distance measuring instrument 52 in laser alignment is read in real time through a general-purpose computer, and the alignment and the relative distance of the measured lighting device are ensured. After the fine adjustment is completed, the motor turntable 51 is controlled by the general purpose computer to drive the detector rotating arm 6 to rotate, and simultaneously, the transient photometer 8 measures at each angle required to be measured and transmits data to the general purpose computer.

Claims

1. An aircraft exterior lighting detection device, characterized by: the measuring arm comprises a base, be equipped with first adjusting device of measuring arm (1) on the base, first adjusting device of measuring arm (1) is connected with measuring arm second adjusting device (2), measuring arm second adjusting device (2) are connected with measuring arm third adjusting device (3) through measurement mode conversion equipment (4), measuring arm third adjusting device (3) are connected with measuring rotating arm (5), measuring rotating arm (5) are connected with detector rotating arm (6), measuring rotating arm (5) are equipped with centering distancer (52), are connected with the photometer on the detector rotating arm, first adjusting device of measuring arm, measuring arm second adjusting device, measuring arm third adjusting device adjust the displacement of X, Y, Z directions of measuring rotating arm (5) respectively.

2. The aircraft exterior lighting detection device of claim 1, wherein: the measuring arm adjusting device is characterized in that a first adjusting device (1) of the measuring arm is arranged on the base (7), four electromagnetic suction seats (71) and a telescopic supporting rod (72) are arranged below the base, and a horizontal vacuole (74) is further arranged above the base (7).

3. The aircraft exterior lighting detection device of claim 1, wherein: the first adjusting device (1) of the measuring arm comprises a first adjusting seat, a second adjusting device (2) of the measuring arm is installed on the first adjusting seat (14), and a first linear guide rail (11) and a first ball screw (12) which are parallel to each other are arranged below the first adjusting seat (14); one end of the first ball screw (12) is provided with a first hand wheel (13).

4. The aircraft exterior lighting detection device of claim 1, wherein: the second adjusting device (2) of the measuring arm comprises a second adjusting seat (24), a conversion device (4) is installed on the second adjusting seat (24), and a second linear guide rail (21) and a second ball screw (22) are arranged on the bottom surface of the second adjusting seat (24); one end of the second ball screw (22) is also provided with a second hand wheel (23).

5. The aircraft exterior lighting detection device of claim 1, wherein: the measuring mode conversion device (4) comprises a positioning disc (42), wherein 4 positioning holes (41) are formed in the positioning disc (42), and the 4 positioning holes (41) are distributed in four positions of the same circumference, namely the upper position, the lower position, the left position and the right position, and are equal in interval.

6. The aircraft exterior lighting detection device of claim 1, wherein: the third adjusting device (3) of the measuring arm comprises a positioning plate (34), the positioning plate (34) is connected with a positioning disc (42), and a third linear guide rail (31) and a third ball screw (32) are arranged on the positioning disc (42); a measuring rotating arm is arranged on the third linear guide rail (31); and a third hand wheel (33) is also arranged at one end of the third ball screw (32).

7. The aircraft exterior lighting detection device of claim 1, wherein: one end of the measuring rotating arm (5) is provided with a motor rotating table (51) and a laser centering distance meter (52); the motor rotary table (51) is connected with the detector rotating arm (6), and the transient photometer is fixed on the detector rotating arm (6).

8. The aircraft exterior lighting detection device of claim 7, wherein: the device also comprises a general computer, and the motor rotary table (51), the laser centering distance meter (52) and the transient photometer are electrically connected with the general computer.

9. An aircraft exterior illumination detection apparatus according to any one of claims 1 to 7, wherein: the measuring rotating arm and the detector rotating arm form an L-shaped measuring arm.