A high-speed camera anti-collision system for water drones

Abstract

The present invention discloses a high-speed camera anti-collision system for a water drone, comprising a protective cover, a lateral shock absorbing mechanism and a longitudinal shock absorbing mechanism, wherein the lateral shock absorbing mechanism and the longitudinal shock absorbing mechanism are both arranged in the protective cover, the lateral shock absorbing mechanism can reciprocate along the axial direction of the protective cover, the longitudinal shock absorbing mechanism can reciprocate along the radial direction of the protective cover, the high-speed camera is mounted on the longitudinal shock absorbing mechanism, and the longitudinal shock absorbing mechanism is mounted on the lateral shock absorbing mechanism. By arranging the shock absorbing mechanism at the upper and lower ends and the front and rear ends of the high-speed camera host and the telephoto lens, the extra energy generated by the water drone during collision is absorbed, thereby ensuring the integrity of the camera.

Description

Technical Field

[0001] The invention belongs to the technical field of water drones, and in particular relates to a high-speed camera anti-collision system for water drones. Background Art

[0002] During the flight test of water drones, high-speed cameras need to be installed to record the water test process of drones, so as to understand the performance of drones. However, since most civilian water drones are controlled by remote control, their collision rate is relatively high. After the collision, some precision equipment equipped with them is prone to damage. In particular, the high cost of high-speed cameras has virtually increased the application cost of water drones. Therefore, it is of great significance to design a high-speed camera anti-collision system. Summary of the invention

[0003] Purpose of the Invention

[0004] In order to solve the problem in the prior art that a high-speed camera is easily damaged after a collision, the present invention provides a high-speed camera anti-collision system for a water drone.

[0005] Inventing technical solutions

[0006] A high-speed camera anti-collision system for a water drone comprises a protective cover, a lateral shock absorbing mechanism and a longitudinal shock absorbing mechanism, wherein the lateral shock absorbing mechanism and the longitudinal shock absorbing mechanism are both arranged in the protective cover, the lateral shock absorbing mechanism can reciprocate along the axial direction of the protective cover, the longitudinal shock absorbing mechanism can reciprocate along the radial direction of the protective cover, the high-speed camera is mounted on the longitudinal shock absorbing mechanism, and the longitudinal shock absorbing mechanism is mounted on the lateral shock absorbing mechanism.

[0007] Furthermore, the lateral shock absorbing mechanism includes: a shock absorbing arm, a front sliding support, a rear sliding support and a limit block, wherein the shock absorbing arms are at least four, two of which are arranged at the front part of the protective cover, and the other two are arranged at the rear part of the protective cover, the front sliding support is arranged between the two front shock absorbing arms, and the rear sliding support is arranged between the two rear shock absorbing arms, wherein the front end head of the front shock absorbing arm is fixedly mounted on the inner side surface of the front cover of the protective cover, the rear end head of the front shock absorbing arm is fixedly mounted on the limit block, the front end head of the rear shock absorbing arm is fixedly mounted on the limit block, and the rear end head of the rear shock absorbing arm is fixedly mounted on the inner side surface of the bottom plate of the protective cover, the limit block is fixedly connected to the protective cover, and the sliding support is slidably connected to the protective cover.

[0008] Furthermore, the shock absorbing arm comprises: a first compression spring and a telescopic rod, and the first compression spring is sleeved on the telescopic rod.

[0009] Furthermore, the longitudinal shock absorbing mechanism includes: a mounting seat, a piston rod, a accommodating cylinder and a second compression spring, the mounting seat is fixedly connected to the upper end of the piston rod, the piston head of the piston rod is fixed in the accommodating cylinder, the accommodating cylinder is installed on the sliding support, and a second compression spring is arranged at the lower end of the piston head and is arranged in the accommodating cylinder.

[0010] The invention has the advantages that the shock absorbing mechanisms are arranged at the upper and lower ends and the front and rear ends of the high-speed camera main unit and the telephoto lens to absorb the extra energy generated by the water drone during collision, thereby ensuring the integrity of the camera. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The figure is a schematic diagram of the connection structure between the camera protective cover and the slide rail of the present invention.

[0012] Figure 2 The figure is a schematic diagram of the installation position of a viewing angle camera of the present invention.

[0013] Figure 3 The figure is a schematic diagram of the installation position of another viewing angle camera of the present invention.

[0014] Figure 4 It is a schematic diagram of the three-dimensional structure of the present invention.

[0015] Figure 5 It is a schematic diagram of the three-dimensional structure of the lateral shock absorbing mechanism from one viewing angle of the present invention.

[0016] Figure 6 This is another perspective structural schematic diagram of the lateral shock absorbing mechanism of the present invention.

[0017] Figure 7 It is a schematic diagram of the installation position of the longitudinal shock absorbing mechanism of the present invention.

[0018] Figure 8 It is a schematic diagram of the three-dimensional structure of the longitudinal shock absorbing mechanism of the present invention.

[0019] Fig. 9 It is a schematic diagram of the structure of the piston rod and the second compression spring of the present invention.

[0020] Fig.10 It is a longitudinal sectional view of the protective cover of the present invention.

[0021] In the figure: 1-protective cover, 101-T-type slide, 2-slide rail, 3-camera, 301-host, 302-lens, 4-lateral shock absorbing mechanism, 401-front shock absorbing arm, 402-front sliding support, 403-limiting block, 404-rear sliding support, 405-rear shock absorbing arm, 406-T-type slider, 5-longitudinal shock absorbing mechanism, 501-mounting seat, 502-piston rod, 503-accommodating cylinder, 504-second compression spring. DETAILED DESCRIPTION

[0022] The present invention is achieved through the following technical solutions.

[0023] Figure 1 It is a schematic diagram of the connection structure between the camera protective cover and the slide rail of the present invention; Figure 2 A schematic diagram of the installation position of a viewing angle camera of the present invention; Figure 3 FIG. 1 is a schematic diagram of the installation position of another viewing angle camera of the present invention; Figure 1-3 As shown, the present invention is designed based on a slide rail high-speed camera, in which a protective cover 1 is mounted on a sliding frame, and the sliding frame is slidably mounted on a slide rail 2 to control the shooting freedom of the high-speed camera. The host 301 and the lens 302 of the camera 3 are both arranged inside the protective cover. The host and the lens are both fixedly arranged on the anti-collision system of the present invention to ensure their integrity when they are impacted.

[0024] Figure 4 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 5 It is a schematic diagram of the structure of a three-dimensional diagram of the lateral shock absorbing mechanism of the present invention from one viewing angle; Figure 6 Another perspective structural diagram of the lateral shock absorbing mechanism of the present invention; Figure 7 Schematic diagram of the installation position of the longitudinal damping mechanism of the present invention; Figure 4-7 As shown, the high-speed camera anti-collision system for water drones includes: a protective cover 1, a lateral shock absorbing mechanism 4 and a longitudinal shock absorbing mechanism 5, wherein the lateral shock absorbing mechanism and the longitudinal shock absorbing mechanism are both arranged in the protective cover, and the lateral shock absorbing mechanism can reciprocate along the axial direction of the protective cover, and the longitudinal shock absorbing mechanism can reciprocate along the radial direction of the protective cover, the high-speed camera is installed on the longitudinal shock absorbing mechanism, and the longitudinal shock absorbing mechanism is installed on the lateral shock absorbing mechanism.

[0025] Specifically:

[0026] The lateral shock absorbing mechanism 4 includes: a front shock absorbing arm 401, a front sliding support 402, a limit block 403, a rear sliding support 404, a rear shock absorbing arm 405 and a T-shaped slider 406, wherein the front shock absorbing arm has 8 pieces, and 4 pieces are respectively arranged at the top and the bottom, and the rear shock absorbing arm also has 8 pieces, and 4 pieces are respectively arranged at the top and the bottom, and the shock absorbing arm includes: a first compression spring and a telescopic rod, and the first compression spring is sleeved on the telescopic rod, wherein the front sliding support is arranged between the two front shock absorbing arms at the front, and the rear sliding support is arranged between the two rear shock absorbing arms at the rear, wherein the front shock absorbing The front end of the arm is fixedly mounted on the inner side of the front cover of the protective cover, and the rear end thereof is fixedly mounted on the limit block. The front end of the rear shock absorber arm is fixedly mounted on the limit block, and the rear end thereof is fixedly mounted on the inner side of the bottom plate of the protective cover; wherein the front sliding support and the rear sliding support are both fixedly connected to the telescopic rod of the shock absorber arm; the limit block is fixedly connected to the inner wall of the protective cover, and the front and rear sliding supports are both slidably connected to the protective cover through the T-shaped slider 406 and the T-shaped slide groove 101, wherein there are a total of 16 T-shaped slide grooves, and correspondingly there are also 16 T-shaped sliders, 8 of which are respectively arranged at the top and the bottom (see Fig.10 ), so the anti-collision telescopic amount designed by the present invention is closely related to the length of the T-shaped slide groove, that is, the stroke of the T-shaped slider. Therefore, when implementing the present invention, those skilled in the art need to flexibly select a spring with a suitable spring coefficient and set the length of the T-shaped slide groove according to the maximum allowable shake of the camera.

[0027] Figure 8 It is a schematic diagram of the three-dimensional structure of the longitudinal shock absorbing mechanism of the present invention; Fig. 9 Schematic diagram of the structure of the piston rod and the second compression spring of the present invention; Figure 8-9 As shown, the longitudinal shock absorbing mechanism 5 includes: a mounting seat 501, a piston rod 502, a receiving cylinder 503 and a second compression spring 504. The mounting seat is fixedly connected to the upper end of the piston rod and is used to fix the main unit and lens of the camera. Of course, the figure only illustrates a mounting seat structure. Its specific structure can be flexibly set according to the external connection structure of the camera during implementation, with firmness as the main consideration; the piston head of the piston rod is arranged in the receiving cylinder, and the bottom end of the receiving cylinder is fixedly installed on the sliding support. A second compression spring is arranged at the lower end of the piston head and is arranged in the receiving cylinder. In this embodiment (see Figure 5 and Figure 6 ), there are 12 longitudinal damping mechanisms 5, which are arranged in units of 3 in the lower front sliding support, the lower rear sliding support, the upper front sliding support and the upper rear sliding support, and the arrangement in each sliding support is arc-shaped to fit the outer arc-shaped structure of the camera, making it more secure. Specifically, the host 301 is fixedly mounted on the mounting seat 501 in the rear sliding support, and the lens 302 is fixedly mounted on the mounting seat 501 in the front sliding support.

[0028] The present invention arranges shock absorbing mechanisms at the upper and lower ends and the front and rear ends of the high-speed camera main unit and the telephoto lens to absorb the extra energy generated by the water drone during collision, thereby ensuring the integrity of the camera.

[0029] Specifically: by setting up a lateral shock-absorbing mechanism, energy absorption and buffering can be performed for impacts from the front of the camera, wherein, by setting up 16 shock-absorbing arms respectively up and down, the impact can be buffered more effectively; by setting up a longitudinal shock-absorbing mechanism, energy absorption and buffering can be performed for impacts from the longitudinal direction of the camera, and by installing multiple longitudinal shock-absorbing mechanisms on the sliding supports set up up and down, the camera host and the telephoto lens can be effectively fixed, and at the same time, they can also play a role in energy absorption and buffering.

[0030] The protection scope of the present invention is not limited to the above-mentioned embodiments. Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the scope of the present invention. If these changes and modifications fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include these changes and modifications.

Claims

1. A high-speed camera anti-collision system for a water drone, characterized in that: The invention comprises a protective cover (1), a transverse shock absorbing mechanism and a longitudinal shock absorbing mechanism, wherein the transverse shock absorbing mechanism and the longitudinal shock absorbing mechanism are both arranged in the protective cover (1), the transverse shock absorbing mechanism can make reciprocating motion along the axial direction of the protective cover (1), and the longitudinal shock absorbing mechanism can make reciprocating motion along the radial direction of the protective cover (1), the high-speed camera is mounted on the longitudinal shock absorbing mechanism, and the longitudinal shock absorbing mechanism is mounted on the transverse shock absorbing mechanism; the transverse shock absorbing mechanism comprises a plurality of shock absorbing arms, a sliding support, and a limit block (403), sliding supports are arranged on both sides of the limit block (403), the limit block (403) and the sliding support, and the sliding support and the protective cover (1) are connected via shock absorbing arms, the limit block (403) is fixedly connected to the inner wall of the protective cover (1), and the sliding support is slidably connected to the protective cover (1); the longitudinal shock absorbing mechanism is arranged on the sliding support The seat faces the side of the high-speed camera, and each sliding support is provided with a plurality of longitudinal shock absorbing mechanisms, and the arrangement of the longitudinal shock absorbing mechanisms on each sliding support is adapted to the appearance of the high-speed camera; the transverse shock absorbing mechanisms are arranged on the upper and lower sides of the high-speed camera; the longitudinal shock absorbing mechanisms include a mounting seat, a piston rod, a receiving cylinder and a second compression spring, the mounting seat is fixedly connected to the upper end of the piston rod, the piston head of the piston rod is arranged in the receiving cylinder, the receiving cylinder is mounted on the sliding support, and a second compression spring is fixed on the bottom surface of the piston head, and the second compression spring is arranged in the receiving cylinder; the limit blocks (403) on the transverse shock absorbing mechanisms on the upper and lower sides of the high-speed camera correspond to the positions of the sliding supports; the main machine (301) is fixedly mounted on the mounting seat (501) in the rear sliding support, and the lens (302) is fixedly mounted on the mounting seat (501) in the front sliding support.

2. The high-speed camera anti-collision system for a water drone as claimed in claim 1, characterized in that: The shock absorbing arm comprises a first compression spring and a telescopic rod, wherein the first compression spring is sleeved on the telescopic rod, and the sliding support, the limit block (403) and the protective cover (1) are all fixedly connected to the telescopic rod of the shock absorbing arm.

3. The high-speed camera anti-collision system for a water drone as claimed in claim 2, characterized in that: The sliding support and the protective cover (1) are slidably connected via a sliding block and a sliding groove, and the sliding groove extends axially along the protective cover (1).

4. The high-speed camera anti-collision system for a water drone as claimed in claim 1, characterized in that: The two ends of the protective cover (1) are respectively a front cover and a bottom plate; the shock absorbing arm comprises a front shock absorbing arm and a rear shock absorbing arm (405); the front end of the front shock absorbing arm (401) is fixedly mounted on the inner side surface of the front cover of the protective cover (1); the rear end of the front shock absorbing arm (401) is fixedly mounted on the limit block (403); the front end of the rear shock absorbing arm (405) is fixedly mounted on the limit block (403); the rear end of the rear shock absorbing arm (405) is fixedly mounted on the inner side surface of the bottom plate of the protective cover (1); and the limit block is fixedly connected to the protective cover.

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