An image acquisition device

Abstract

The application discloses an image acquisition device, which comprises a frame, a driving device, a top propeller, side propellers, a buffer protection device and a lens, wherein the frame is a regular polyhedral structure, the upper and lower surfaces are through structures, and the remaining surfaces are provided with mounting panels; the driving device is fixed in the frame; the top propeller is located at the top of the frame and is fixedly connected with the driving device, and one side opposite to the top propeller is provided with an air outlet; the side propellers are annularly distributed and are provided with a plurality of side propellers, which are arranged at the joint of the middle part of the frame and are fixedly connected with the driving device; the buffer protection device is fixed on the mounting panel; and the lens is arranged at the central position of the buffer protection device. Compared with the prior art, the application expands the application direction of the image acquisition device, and in the use process, the image acquisition device can be shot from multiple angles to ensure the shooting quality of the image, and the lens can be protected from multiple angles to reduce the damage rate of the lens.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of image acquisition, more particularly to an image acquisition device. BACKGROUND

[0002] Images have various meanings, the most common definition of which refers to the total of various graphics and images, which are essential components in the study of science and daily learning or statistics, and which help to build an image thinking mode for human beings, helping us to learn and think about problems, Image acquisition equipment refers to a device that converts optical image signals into electrical signals for storage or transmission, At present, image feature data acquisition devices generally use cameras or video cameras. For personal use of image acquisition equipment, it is mainly handheld, However, it needs to be operated by human in the use process, and it is inconvenient to use alone, the shooting angle is single, and the protection mechanism of the equipment itself is insufficient, and it is easy to cause damage when falling, and the protection of the lens is not in place. Therefore, it is necessary to provide an image acquisition device to solve the problems in the background art. SUMMARY

[0003] To achieve the above purpose, the present application provides the following technical scheme: an image acquisition device, comprising:

[0004] The frame is a regular polyhedral structure, the upper and lower two surfaces are through structures, and the remaining surfaces are provided with mounting panels;

[0005] The driving device is fixed in the frame;

[0006] The top propeller is located at the top of the frame and is fixedly connected with the driving device, and the side opposite to the top propeller is provided with an air outlet, under the action of the driving device, the top propeller rotates at high speed, the air flow above the propeller is faster than that below, so the pressure is small, and the pressure is also small, according to the principle of balance, the pressure below is large, so as to hold the device upward, so that the image acquisition device flies;

[0007] The side propellers are annularly distributed and provided with a plurality of side propellers, which are arranged at the joint of the middle part of the frame and are fixedly connected with the driving device, under the driving of the driving device, the rotation speed of each side propeller is controlled to adjust the angle of the device during flight;

[0008] The buffer protection device is fixed on the mounting panel;

[0009] The lens is arranged at the center position of the buffer protection device.

[0010] Further, as a preferred, the driving device comprises:

[0011] The fixed frame is fixed in the frame, and a plurality of annularly distributed sliding rails are arranged on the fixed frame;

[0012] A driving motor is fixed at the center of the bottom of the fixed frame and connected with a driving shaft;

[0013] A transmission assembly is fixed on the driving shaft;

[0014] A transmission shaft is annularly distributed with a plurality of gears connected with the transmission assembly;

[0015] A moving block is arranged corresponding to the slide rail. That is, the driving motor drives the top propeller to rotate through the driving shaft, drives the transmission assembly to work, and then drives the side propeller to rotate through the transmission shaft. The moving block is internally provided with a driving assembly to drive the moving block to move on the slide rail.

[0016] Further, as a preferred, the transmission assembly comprises:

[0017] A middle face gear is fixed at the center of the driving shaft;

[0018] An outer face gear is coaxially arranged with the middle face gear and located on the same plane;

[0019] A first transmission gear is fixed on the transmission shaft and engaged with the middle face gear;

[0020] A second transmission gear is fixed on the transmission shaft and engaged with the outer face gear. That is, under the driving of the driving shaft, the middle face gear and the outer face gear rotate synchronously, but the diameters of the two are different, and the diameters of the first transmission gear and the second transmission gear opposite to them are also different. Therefore, the rotating speed of the transmission shaft is slower when the first transmission gear is engaged with the middle face gear than when the second transmission gear is engaged with the outer face gear.

[0021] Further, as a preferred, the distance between the middle face gear and the outer face gear is greater than the distance between the first transmission gear and the second transmission gear. That is, when the middle face gear is engaged with the first transmission gear, the outer face gear is disengaged from the second transmission gear, and vice versa. The outer face gear is engaged with the second transmission gear, and the middle face gear is disengaged from the first transmission gear. The gear engagement relationship on each transmission shaft can be used to adjust the rotating speed of a single side propeller.

[0022] Further, as a preferred, the transmission shaft comprises:

[0023] A sleeve shaft is rotatably arranged on the transmission shaft and fixedly connected with the moving block at the bottom;

[0024] A limiting ring is fixed on the transmission shaft and located on both sides of the sleeve shaft;

[0025] The connecting shaft is slidably arranged on the transmission shaft at one end and fixedly connected with the side propeller at the other end. Under the action of the moving block, when the moving block drives the sleeve shaft to move towards the rotation center, the transmission shaft moves in the connecting shaft towards the rotation center under the limitation of the limiting ring, and then the first transmission gear and the second transmission gear are driven to move, so that the first transmission gear is engaged with the middle end face gear; conversely, when the moving block drives the sleeve shaft to move outward, the transmission shaft moves in the connecting shaft outward under the limitation of the limiting ring, and then the first transmission gear and the second transmission gear are driven to move, so that the second transmission gear is engaged with the outer end face gear, the rotating speed of the side propeller is adjusted by the movement of the moving block, so as to achieve the effect of steering and deflecting the equipment.

[0026] Further, as a preferred, the mounting panel is provided with four moving tracks distributed in a ring shape, and the moving tracks are fixed around the lens, and the moving tracks are provided with tooth tracks.

[0027] Further, as a preferred, the buffer protection device comprises:

[0028] The moving base is arranged corresponding to the moving track and is slidably connected with the moving track.

[0029] The protection member is arranged on the moving base and is provided at the bottom with a sliding block slidably connected with the moving base.

[0030] The rubber cover is slidably arranged on the top of the protection member and is provided at the bottom with a trigger shaft, the shaft body of the trigger shaft penetrates through the protection member and the moving base and is slidably connected with the protection member and the moving base, and the bottom end is slidably connected with the mounting panel. The internal motor of the moving base has two operation modes of active triggering and passive triggering. The active triggering is controlled by the equipment self-monitoring system, when the equipment is monitored to fall, the internal motor of the moving base is started to drive the moving base to move on the moving track, the protection member moves with the moving base, the rubber cover keeps the position unchanged, and the multiple protection members completely cover the lens to protect the lens. The passive triggering is that when the monitoring system fails and the equipment falls, the rubber cover first contacts the ground to buffer and reduce the impact force, so that the top of the rubber cover is deformed downward and keeps the lens suspended without directly contacting the ground, at the same time, the trigger shaft slides into the mounting panel under the impact, the internal motor of the moving base is started by pressing the motor switch, and then the moving base moves on the moving track, the protection member moves with the moving base, and the rubber cover keeps the position unchanged, and the multiple protection members completely cover the lens to protect the lens.

[0031] Further, as a preferred, the moving base comprises:

[0032] The fixed gear is arranged in the moving base and is engaged with the tooth track on the moving track.

[0033] Resetting slide, located on the top of the moving base, and arranged in the same direction with the moving track;

[0034] Positioning block, fixed in the resetting slide;

[0035] Fixed shaft, arranged on one side of the positioning block, and in the same vertical plane with the rotating shaft of the fixed gear;

[0036] Traction rope, fixedly connected with the sliding block, passing through the positioning block, around the fixed shaft, and fixedly connected with the rotating shaft of the fixed gear;

[0037] Resetting spring, arranged in the resetting slide, and connected with the positioning block and the sliding block at both ends. When the moving base is driven by the internal motor to move on the moving track in the direction of the lens, the fixed gear rotates on the gear track, thereby pulling the traction rope, the traction rope pulls the sliding block at the bottom of the protection piece to slide in the resetting slide, thereby compressing the resetting spring, when the moving base contacts with the side wall of the lens, the plurality of protection pieces move to the top of the lens to cover and protect the lens, when the equipment is recycled, the moving base returns, thereby the protection pieces reset under the action of the resetting spring.

[0038] Compared with the prior art, the beneficial effects of the present application are:

[0039] In the present application, the image acquisition device is driven by the driving device to fly, and moves and stabilizes under the action of the side propeller, which expands the application direction of the image acquisition device, multiple lenses are used for shooting to ensure the quality of the image, and multiple rubber covers are arranged to protect the lens from multiple angles, thereby reducing the lens damage rate. BRIEF DESCRIPTION OF DRAWINGS

[0040] Fig. 1 It is a schematic diagram of the overall structure of an image acquisition device;

[0041] Fig. 2 It is a schematic diagram of the structure of a driving device in an image acquisition device;

[0042] Fig. 3 It is a schematic diagram of the structure of a transmission assembly in an image acquisition device;

[0043] Fig. 4 It is a schematic diagram of the structure of a transmission shaft in an image acquisition device;

[0044] Fig. 5 It is a schematic diagram of the structure of a buffer protection device in an image acquisition device;

[0045] Fig. 6 It is a schematic diagram of the structure of a moving base in an image acquisition device;

[0046] In the figure: 1, frame; 2, driving device; 3, top propeller; 4, side propeller; 5, buffer protection device; 6, lens; 11, mounting panel; 21, fixed frame; 22, driving motor; 23, transmission assembly; 24, transmission shaft; 25, moving block; 51, moving base; 52, protection piece; 53, rubber cover; 111, moving track; 112, tooth track; 211, sliding rail; 221, driving shaft; 231, middle end face gear; 232, outer end face gear; 233, first transmission gear; 234, second transmission gear; 241, sleeve shaft; 242, limiting ring; 243, connecting shaft; 511, fixed gear; 512, reset slide; 513, positioning block; 514, fixed shaft; 515, traction rope; 516, reset spring; 521, sliding block; 531, trigger shaft. DETAILED DESCRIPTION

[0047] Please refer to Figs. 1-6 In the embodiment of the application, an image acquisition device comprises:

[0048] The frame 1 is a regular polyhedral structure, the upper and lower surfaces are through structures, and the remaining surfaces are provided with mounting panels 11;

[0049] The driving device 2 is fixed in the frame 1;

[0050] The top propeller 3 is located at the top of the frame 1, is fixedly connected with the driving device 2, and is provided with an air outlet on the side opposite to the top propeller 3. Under the action of the driving device 2, the top propeller 3 rotates at a high speed. The air flow on the upper surface of the propeller blade is faster than that on the lower surface, so the pressure is small, and the pressure is also small. According to the principle of balance, the pressure on the lower surface is large, so that the device is lifted upward, and the image acquisition device flies;

[0051] The side propeller 4 is annularly distributed and provided with a plurality of side propellers 4, is arranged at the joint of the middle part of the frame 1, and is fixedly connected with the driving device 2. Under the driving of the driving device 2, the rotation speed of each side propeller 4 is controlled to adjust the angle of the device during flight;

[0052] The buffer protection device 5 is fixed on the mounting panel 11;

[0053] The lens 6 is arranged at the center position of the buffer protection device 5.

[0054] In the embodiment, the driving device 2 comprises:

[0055] The fixed frame 21 is fixed in the interior of the frame 1, and a plurality of sliding rails 211 are annularly arranged on the fixed frame 21;

[0056] The driving motor 22 is fixed at the bottom center of the fixed frame 21 and is connected with the driving shaft 221;

[0057] Transmission assembly 23, fixed on the drive shaft 221;

[0058] Transmission shaft 24, annular distribution is provided with a plurality of, with transmission assembly 23 is connected;

[0059] Moving block 25, with the slide rail 211 corresponding setting. That is, the drive motor 22 through the drive shaft 221 drive top propeller 3 rotation, at the same time drive transmission assembly 23 work, in turn through the transmission shaft 24 to drive side propeller 4 rotation, and the moving block 25 inside is equipped with drive assembly, drive moving block 25 in the slide rail 211 movement.

[0060] In this embodiment, the transmission assembly 23 includes:

[0061] The middle end face gear 231, fixed on the drive shaft 221;

[0062] The outer end face gear 232, coaxial with the middle end face gear 231 is arranged, and is in the same plane;

[0063] The first transmission gear 233, fixed on the transmission shaft 24, with the middle end face gear 231 is engaged;

[0064] The second transmission gear 234, fixed on the transmission shaft 24, with the outer end face gear 232 is engaged. That is, under the drive of the drive shaft 221, the middle end face gear 231 and the outer end face gear 232 synchronous rotation, but the diameter between them is different, also with the first transmission gear 233 and the second transmission gear 234 opposite diameter is different, so the transmission shaft 24 speed, in the first transmission gear 233 and the middle end face gear 231 is engaged than the second transmission gear 234 and the outer end face gear 232 is engaged slowly.

[0065] In this embodiment, the middle end face gear 231 and the outer end face gear 232 between the spacing is greater than the first transmission gear 233 and the second transmission gear 234 between the spacing. That is, when the middle end face gear 231 and the first transmission gear 233 is engaged, the outer end face gear 232 and the second transmission gear 234 is disengaged, vice versa, the outer end face gear 232 and the second transmission gear 234 want to engage, the middle end face gear 231 and the first transmission gear 233 is disengaged, can be on each transmission shaft 24 gear meshing relationship to a single side propeller 4 speed regulation.

[0066] In this embodiment, the transmission shaft 24 includes:

[0067] The sleeve shaft 241, rotatable setting in the transmission shaft 24, and the bottom with the moving block 25 fixed connection;

[0068] A limiting ring 242 is fixed on the transmission shaft 24 and located on both sides of the sleeve shaft 241;

[0069] A connecting shaft 243 is slidably arranged on the transmission shaft 24 at one end and fixedly connected with the side propeller 4 at the other end. Under the action of the moving block 25, when the moving block 25 drives the sleeve shaft 241 to move towards the rotation center, the transmission shaft 24 is driven to move towards the rotation center in the connecting shaft 243 under the limitation of the limiting ring 242, and then the first transmission gear 233 and the second transmission gear 234 are driven to move, so that the first transmission gear 233 is engaged with the middle end face gear 231; conversely, when the moving block 25 drives the sleeve shaft 241 to move outward, the transmission shaft 24 is driven to move outward in the connecting shaft 243 under the limitation of the limiting ring 242, and then the first transmission gear 233 and the second transmission gear 234 are driven to move, so that the second transmission gear 234 is engaged with the outer end face gear 232, the rotating speed of the side propeller 4 is adjusted through the movement of the moving block 25, and the effect of steering and deflecting the equipment is achieved.

[0070] In the embodiment, four moving tracks 111 are arranged in a ring shape on the mounting panel 11, the moving tracks 111 are fixed around the lens 6, and a tooth track 112 is arranged on the moving track 111.

[0071] In the embodiment, the buffer protection device 5 comprises:

[0072] A moving base 51 is arranged corresponding to the moving track 111 and is slidably connected with the moving track 111.

[0073] A protection piece 52 is arranged on the moving base 51 and is slidably connected with the moving base 51 through a sliding block 521 arranged at the bottom of the protection piece 52.

[0074] A rubber cover 53 is slidingly arranged on the top of the protector 52, and the bottom is provided with a trigger shaft 531, the shaft of the trigger shaft 531 passes through the protector 52 and the moving base 51, and is slidingly connected with the protector 52 and the moving base 51, and the bottom end is slidingly connected with the mounting panel 11. The internal motor of the moving base 51 has two operation modes of active triggering and passive triggering. The active triggering is controlled by the device self-monitoring system, when the device is monitored to fall, the internal motor of the moving base 51 is started, driving the moving base 51 to move on the moving track 111, the protector 52 moves with the moving base 51, and the rubber cover 53 keeps the position unchanged, and the multiple protectors 52 completely cover the lens 6 to protect it. The passive triggering is that when the monitoring system fails and the device falls, the rubber cover 53 first contacts the ground to buffer and reduce the impact force, so that the top of the rubber cover 53 is deformed downward and the lens 6 is suspended and does not directly contact the ground, at the same time, the trigger shaft 531 slides into the mounting panel 11 under the impact, the internal motor of the moving base 51 is started by pressing the motor switch, and then the moving base 51 moves on the moving track 111, the protector 52 moves with the moving base 51, and the rubber cover 53 keeps the position unchanged, and the multiple protectors 52 completely cover the lens 6 to protect it.

[0075] In the embodiment, the moving base 51 comprises:

[0076] The fixed gear 511 is arranged in the moving base 51 and is engaged with the tooth track 112 on the moving track 111;

[0077] The reset slide 512 is located on the top of the moving base 51 and is arranged in the same direction with the moving track 111;

[0078] The positioning block 513 is fixed in the reset slide 512;

[0079] The fixed shaft 514 is arranged on one side of the positioning block 513 and is in the same vertical plane with the rotating shaft of the fixed gear 511;

[0080] The traction rope 515 is fixedly connected with the sliding block 521, passes through the positioning block 513, bypasses the fixed shaft 514, and is fixedly connected with the rotating shaft of the fixed gear 511;

[0081] The reset spring 516 is arranged in the reset slide 512 and connected with the positioning block 513 and the sliding block 521 at two ends. When the moving base 51 is driven by the internal motor to move on the moving track 111 towards the direction of the lens 6, the fixed gear 511 rotates on the gear track 112, thereby pulling the traction rope 515, the traction rope 515 pulls the sliding block 521 at the bottom of the protection piece 52 to slide in the reset slide 512, thereby compressing the reset spring 516, when the moving base 51 contacts with the side wall of the lens 6, the plurality of protection pieces 52 move to the top of the lens 6 to cover and protect the lens 6, when the equipment is recycled, the moving base 51 returns, thereby the protection piece 52 resets under the action of the reset spring 516.

[0082] In specific implementation, first, the equipment is internally provided with a remote operation system, a user can remotely control, under the driving of the driving device 2, the equipment is lifted and suspended, under the action of the lens 6 arranged on the plurality of installation panels 11, the equipment can be panoramic shooting or multi-angle shooting of the same scene, under the driving of the moving block 25 in the driving device 2, the connection relationship between the plurality of transmission shafts 24 and the transmission assembly 23 is controlled to control the rotating speed of the side propeller 4, when the rotating speeds of the side propellers 4 are the same, the equipment is in a balanced state, when the rotating speed of one side of the side propeller 4 is accelerated, the equipment is deflected, through the mutual cooperation of the plurality of side propellers 4, the equipment has high stability in the air to complete the image acquisition work, when the equipment falls due to unexpected circumstances, the rubber cover 53 buffers, at the same time, the driving moving base 51 drives the protection piece 52 to cover and protect the lens 6.

[0083] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art in the technical range disclosed by the present application, according to the technical scheme and the inventive concept of the present application, equivalent replacement or change, should be covered in the protection scope of the present application.

Claims

1. An image acquisition device, characterized in that: include: The frame (1) is a regular polyhedron structure with through-structures on the top and bottom sides and mounting panels (11) on the other sides; The drive unit (2) is fixed inside the frame (1); The top propeller (3) is located at the top of the frame (1) and is fixedly connected to the drive device (2), and has an air outlet on the side opposite to the top propeller (3); Side propellers (4) are arranged in a ring and are located at the junction of the frame (1) in the middle and are fixedly connected to a drive device (2). A buffer protection device (5) is fixed on the mounting panel (11); The lens (6) is positioned at the center of the buffer protection device (5); The driving device (2) includes: The fixing frame (21) is fixed inside the frame (1), and multiple annularly distributed slide rails (211) are provided on the fixing frame (21); The drive motor (22) is fixed at the bottom center of the fixed frame (21) and connected to the drive shaft (221); The transmission assembly (23) is fixed on the drive shaft (221); Multiple drive shafts (24) are arranged in a ring and connected to the transmission assembly (23); The movable block (25) is set in correspondence with the slide rail (211); The transmission assembly (23) includes: The central end face gear (231) is fixed on the drive shaft (221); The outer end face gear (232) is coaxially arranged with the middle end face gear (231) and is on the same plane; The first transmission gear (233) is fixed on the transmission shaft (24) and meshes with the middle end face gear (231); The second transmission gear (234) is fixed on the transmission shaft (24) and meshes with the outer end face gear (232); The drive shaft (24) includes: A sleeve shaft (241) is rotatably mounted on a transmission shaft (24), and its bottom is fixedly connected to a movable block (25); The limiting ring (242) is fixed on the transmission shaft (24) and located on both sides of the sleeve shaft (241); The connecting shaft (243) is slidably mounted on the transmission shaft (24) at one end and fixedly connected to the side propeller (4) at the other end.

2. The image acquisition device according to claim 1, characterized in that: The distance between the middle end face gear (231) and the outer end face gear (232) is greater than the distance between the first transmission gear (233) and the second transmission gear (234).

3. The image acquisition device according to claim 1, characterized in that: The mounting panel (11) is provided with four circularly distributed moving tracks (111), and the moving tracks (111) are fixed around the lens (6). The moving tracks (111) are provided with toothed grooves (112).

4. The image acquisition device according to claim 1, characterized in that: The buffer protection device (5) includes: A movable base (51) is provided corresponding to the movable track (111) and is slidably connected to the movable track (111); The protective component (52) is provided on the movable base (51), and the bottom is provided with a sliding block (521) which is slidably connected to the movable base (51); A rubber cover (53) is slidably disposed on the top of the protective member (52), and a trigger shaft (531) is provided at the bottom. The shaft of the trigger shaft (531) passes through the protective member (52) and the movable base (51), and is slidably connected to the protective member (52) and the movable base (51). The bottom end is slidably connected to the mounting panel (11).

5. The image acquisition device according to claim 4, characterized in that: The movable base (51) includes: A fixed gear (511) is disposed inside the movable base (51) and meshes with the toothed track (112) on the movable track (111); The reset slide (512) is located on top of the movable base (51) and is arranged in the same direction as the movable track (111); The positioning block (513) is fixed inside the reset slide (512); The fixed shaft (514) is located on one side of the positioning block (513) and is in the same vertical plane as the rotating shaft of the fixed gear (511); The traction rope (515) is fixedly connected to the sliding block (521), passes through the positioning block (513), goes around the fixed shaft (514), and is fixedly connected to the rotating shaft of the fixed gear (511). The reset spring (516) is located in the reset slide (512), and its two ends are connected to the positioning block (513) and the sliding block (521) respectively.

Images