An adaptive suspension camera mount mechanism for helicopter test flights

Abstract

The application discloses a novel self-adaptive suspension camera support mechanism for helicopter test flight, which comprises a pipe beam, side half bottom plates, half cover plates, a half base and an industrial camera assembly. The pipe beam is a horizontally arranged circular pipe. The side half bottom plates are arranged on the left and right sides of the pipe beam and are connected with the pipe beam through side half connecting bolts. The side half cover plates can be arranged on the side half bottom plates. The half base is arranged directly below the pipe beam and is provided with a groove for supporting the pipe beam. The half cover plates are arranged above the half base through half mounting screws and fix the pipe beam. The novel multi-degree-of-freedom rotating mechanism is used to realize the self-adaptive nondestructive installation of the camera support on the helicopter body, the angle of the camera support on the helicopter body can be adjusted, the lens is ensured to be perpendicular to the ground, the camera and the support structure are enhanced through the reinforced camera box body and the reinforced lens sleeve assembly, and the reliability during the takeoff, flight and landing is ensured.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of airborne camera support, in particular to a self-adaptive suspension camera support mechanism for helicopter test flight. BACKGROUND

[0002] The aerial image recognition technology of a certain type of aircraft is developed based on a mature industrial camera. After development, it needs to be provided for helicopter test flight and verification. The industrial camera itself has no related aviation installation structure.

[0003] The design of the camera support needs to meet the following three requirements:

[0004] 1. Do not damage the structure of the fuselage mounting, and the fuselage mounting is not changed after the camera support is removed;

[0005] 2. Realize the stable installation and fixation of the camera on the fuselage welded trapezoidal inclined truss pipe beam, and ensure that the camera lens is perpendicular to the ground when the helicopter fuselage is stable;

[0006] 3. Ensure the reliability of the structure and the camera under the impact and vibration conditions generated during take-off, flight and landing of the helicopter.

[0007] The prior art for the airborne support structure such as the application technology of publication number CN208871315U and CN112357109A cannot meet the above requirements, so a special suspension camera support is needed to realize the installation and fixation of the camera support mechanism. SUMMARY

[0008] The purpose of the present application is to provide a self-adaptive suspension camera support mechanism for helicopter test flight to solve the problems raised in the background technology.

[0009] To achieve the above purpose, the present application provides the following technical scheme: a self-adaptive suspension camera support mechanism for helicopter test flight, comprising a pipe beam, a side haaf bottom plate, a haaf cover plate, a haaf base and an industrial camera assembly, the pipe beam is a transversely arranged circular pipe, the side haaf bottom plate is arranged on the left and right sides of the pipe beam and is connected with the pipe beam through side haaf connecting bolts, and the side haaf cover plate can be mounted on the side haaf bottom plate; the haaf base is arranged directly below the pipe beam and is provided with a groove body for supporting the pipe beam, and the haaf cover plate is installed above the haaf base through haaf mounting screws and fixes the pipe beam; the industrial camera assembly is mounted on the lower side of the haaf base, and the industrial camera assembly has a camera body, a camera silica gel pad, a camera box body, a lens silica gel pad, a lens sleeve, a U / V mirror and a lens cover ring, wherein the camera box body is padded with a camera silica gel pad for reducing impact and vibration.

[0010] Preferably, the camera body can be mounted on the inner side of the camera box body, and the camera body can be in contact with the camera silica gel pad.

[0011] Preferably, the U / V mirror can be installed into the lens sleeve through the opening at the bottom side of the lens sleeve, the lens sleeve is provided with a lens cover ring at the front end, and a silica gel ring is arranged at the gap between the lens cover ring and the U / V mirror, and the lens cover ring is provided with a cover ring mounting screw for locking installation.

[0012] Preferably, a through opening is arranged at the middle of the inner side of the lens sleeve, a plurality of knurled screw holes are arranged on the lens sleeve, and a knurled screw is arranged in each knurled screw hole.

[0013] Preferably, the lens silica gel pad is attached to the lens of the camera body, and the position of the lens silica gel pad corresponds to the position of the knurled screw.

[0014] Compared with the prior art, the present application has the following advantages:

[0015] 1. The multi-degree-of-freedom rotating mechanism is used, that is, the whole support is fixedly installed on the trapezoidal pipe beam truss structure of the helicopter through the pipe beams with locking hafts on both sides, and the hafts provide sufficient contact area with the pipe beam through the long hafts base and hafts cover plate in the assembly, and the gap is reserved on the upper and lower hafts contact surfaces, so that the angle of the hafts base is adjusted and locked under the screw compression.

[0016] 2. The camera box body is reinforced, the stiffness and structural stability of the box body are strengthened by increasing the thickness of the side wall of the camera box body and arranging the weight reduction groove, and the appropriate lens opening is arranged at the bottom of the box body, so that the lens and the camera can be installed on both sides, and the opening cannot be passed after installation, and at the same time, the silica gel pads are arranged on the upper and lower surfaces of the camera when the camera is installed, so as to reduce the influence of vibration and impact on the camera.

[0017] 3. The reinforced lens sleeve assembly is used, the four wall surfaces of the sleeve are uniformly provided with 2 circles of 6 knurled screws, so as to realize the reinforcement of the long lens and have a certain angle fine adjustment effect, the U / V mirror groove is arranged at the bottom of the sleeve, the U / V mirror and the corresponding lens cover ring are installed, the lens cover ring and the four surrounding lenses are filled with silica gel ring or other flexible filler, and the lens can be effectively protected from pollution. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is an explosion structure schematic diagram of the present application;

[0019] Figure 2 It is an assembly structure schematic diagram of the present application.

[0020] In the figure: 1, pipe beam; 2, side half bottom plate; 3, side half cover plate; 4, half cover plate; 5, half base; 6, camera body; 7, camera silica gel pad; 8, camera box body; 9, lens silica gel pad; 10, lens sleeve; 11, knurled screw; 12, U / V mirror; 13, lens cover ring; 14, cover ring mounting screw; 15, sleeve mounting screw; 16, side half mounting bolt; 17, side half connecting bolt; 18, half mounting screw; 19, box body mounting screw. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application.

[0022] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "vertical", "upper", "lower", "horizontal" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0023] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "linkage" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0024] Please refer to Figures 1-2The application provides a technical scheme: a self-adaptive suspension camera support mechanism for helicopter test flight, which comprises a pipe beam 1, side half bottom plates 2, half cover plates 4, half bases 5 and an industrial camera assembly, the pipe beam 1 is a transversely arranged circular pipe, the side half bottom plates 2 are arranged on the left and right sides of the pipe beam 1 and connected with the pipe beam 1 through side half connecting bolts 17, and the side half cover plates 3 can be arranged on the side half bottom plates 2; the half base 5 is arranged directly below the pipe beam 1 and is provided with a groove for supporting the pipe beam 1, the half cover plate 4 is arranged above the half base 5 and fixes the pipe beam 1 through half mounting screws 18; the industrial camera assembly is arranged on the lower side of the half base 5, and the industrial camera assembly comprises a camera body 6, a camera silica gel pad 7, a camera box 8, a lens silica gel pad 9, a lens sleeve 10, a U / V mirror 12 and a lens cover ring 13, wherein the camera silica gel pad 7 for reducing impact and vibration is arranged in the camera box 8, the camera body 6 can be arranged on the inner side of the camera box 8 and can be in contact with the camera silica gel pad 7.

[0025] In the embodiment, the U / V mirror 12 can be arranged in the lens sleeve 10 through the bottom opening of the lens sleeve 10, the lens sleeve 10 is provided with the lens cover ring 13 at the front end, a silica gel ring is arranged at the gap between the lens cover ring 13 and the U / V mirror 12, the lens cover ring 13 is provided with cover ring mounting screws 14 for locking and mounting, the U / V mirror 12, the lens sleeve 10 and the lens cover ring 13 form a lens sleeve assembly, and the lens sleeve assembly can be mounted on the camera box 8 through sleeve mounting screws 15.

[0026] In the embodiment, the U / V mirror 12, the lens sleeve 10 and the lens cover ring 13 form a lens sleeve assembly, and the lens sleeve assembly can be mounted on the camera box 8 through sleeve mounting screws 15.

[0027] In the embodiment, a through opening is arranged in the middle of the inner side of the lens sleeve 10, a plurality of knurled screw holes are arranged on the lens sleeve 10, and a knurled screw 11 is arranged in each knurled screw hole.

[0028] The embodiment also provides a mounting step of the support mechanism:

[0029] Step one: separate the camera body from the lens in a dark environment, then pad the camera silica gel pad 7 in the camera box 8 to reduce the impact and vibration of the camera, then continue to put the camera body, and then tighten the lens from the outside to complete the mounting of the camera body 6 and the camera box 8.

[0030] Step two, put U / V mirror 12 into lens sleeve 10, and before screwing on lens cover ring 13, add silica gel ring or other flexible filling material between U / V mirror 12 and lens cover ring 13, then screw on cover ring mounting screw 14;

[0031] Step three, cut six lens silica gel pads 9 of appropriate size, paste lens silica gel pads 9 on the corresponding positions of camera body 6 lens according to the knurled screw hole positions on lens sleeve 10, then use sleeve mounting screw 15 to install the lens sleeve assembly installed in step two on the camera box body 8 installed in step one, then install knurled screw 11 into the corresponding threaded hole of lens sleeve 10;

[0032] Step four, use box body mounting screw 19 to complete the assembly of the assembly and half base 5 in step three;

[0033] Step five, use side half connecting bolt 17 to connect left and right side half bottom plates 2 with pipe beam 1, do not tighten temporarily, then adjust the angle of left and right side half bottom plates along side half connecting bolt 17, use side half mounting bolt 16 to install the above assembly in the corresponding position of body trapezoidal pipe beam 1, after adjusting to the position where pipe beam 1 is parallel to the ground, tighten side half mounting bolt 16 and side half connecting bolt 17 to realize the adaptive fixed installation of pipe beam 1;

[0034] Step six, use half mounting screw 18 to connect camera box body 8 and lens sleeve assembly in step four with half cover plate 4 on pipe beam 1 in step five, do not tighten temporarily, then rotate and adjust along pipe beam 1, tighten half mounting screw 18 after ensuring that the lens is perpendicular to the horizontal ground to realize the fixation of the entire adaptive camera suspension bracket;

[0035] Step seven, power on the camera on the ground for debugging, fine-tune knurled screw 11 to ensure that the lens angle is adjusted in place, so that the camera suspension bracket installation is completed, and the entire adaptive suspension camera bracket structure (not including body) after installation is as shown in Figure 2 , thereby solving the problem of installing camera body 6 on a helicopter for flight test verification.

[0036] It is worth noting that the entire device is controlled by a total control button, and since the control button matches commonly used devices, it belongs to existing mature technology, and its electrical connection relationship and specific circuit structure will not be described here.

[0037] Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An adaptive suspension camera support mechanism for helicopter test flights, characterized in that, The system includes a tube beam (1), side half-base plates (2), half-cover plates (4), half-bases (5), and an industrial camera assembly. The tube beam (1) is a horizontally arranged circular tube. The side half-base plates (2) are located on the left and right sides of the tube beam (1) and are connected to the tube beam (1) by side half-connecting bolts (17). The angle of the left and right side half-base plates (2) can be adjusted along the side half-connecting bolts (17). Side half-cover plates (3) can be installed on the side half-base plates (2). The half-bases (5) are located directly below the tube beam (1) and are mounted on it. A groove is provided for supporting the tube beam (1). The half cover plate (4) is installed above the half base (5) by half mounting screws (18) and fixes the tube beam (1). The industrial camera assembly is installed on the lower side of the half base (5). The industrial camera assembly has a camera body (6), a camera silicone pad (7), a camera housing (8), a lens silicone pad (9), a lens sleeve (10), a U / V lens (12), and a lens cap ring (13). The camera housing (8) is padded with a camera silicone pad (7) to reduce impact and vibration.

2. The adaptive suspension camera support mechanism for helicopter test flights according to claim 1, characterized in that: The camera body (6) can be installed inside the camera housing (8), and the camera body (6) can contact the camera silicone pad (7).

3. The adaptive suspension camera bracket mechanism for helicopter test flights according to claim 1, characterized in that: The lens sleeve (10) has a through opening in the middle of its inner side, and the lens sleeve (10) has multiple knurled screw holes, and each knurled screw hole is fitted with a knurled screw (11).

4. The adaptive suspension camera bracket mechanism for helicopter test flights according to claim 1, characterized in that: The U / V lens (12) can be inserted into the lens sleeve (10) through the bottom opening of the lens sleeve (10). The front end of the lens sleeve (10) is equipped with a lens cap ring (13), and a silicone ring is provided at the gap between the lens cap ring (13) and the U / V lens (12). The lens cap ring (13) is equipped with a cap ring mounting screw (14) for locking installation.

5. The adaptive suspension camera bracket mechanism for helicopter test flights according to claim 4, characterized in that: The U / V lens (12), lens sleeve (10), and lens cap ring (13) constitute a lens sleeve assembly, which can be installed on the camera housing (8) by sleeve mounting screws (15).

6. The adaptive suspension camera bracket mechanism for helicopter flight testing according to claim 1, characterized in that: The lens silicone pad (9) is attached to the lens of the camera body (6), and the position of the lens silicone pad (9) corresponds to the position of the knurled screw (11).

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