CN218582844U

CN218582844U - Underwater camera fixing device

Info

Publication number: CN218582844U
Application number: CN202223169869.8U
Authority: CN
Inventors: 许岩; 何传林; 于砚廷; 王振; 刘洪越; 李冬; 尹佳玮; 杜金燕; 季洋洋
Original assignee: Qingdao Ops Marine Technology Co ltd
Current assignee: Qingdao Ops Marine Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-07
Anticipated expiration: 2032-11-29

Abstract

The utility model relates to underwater operation equipment, and discloses an underwater camera fixing device, which comprises a slide rail main body, a slide rail bracket and a sliding unit, wherein the slide rail main body is formed by connecting a plurality of slide rail combination units up and down; the sliding rail combination unit comprises a sliding rail unit body with a T-shaped groove structure and linkage shafts positioned on two sides of the sliding rail unit body, and the side surfaces of the linkage shafts are vertically connected with limiting clamping pins; the upper end of the coupling shaft is provided with a square groove, and the lower end of the coupling shaft is provided with a square plug; notches are formed in the positions, at the same height, of the lower parts of the two sides of the sliding rail unit body and the limiting clamping pins; the utility model discloses a device simple structure, removable assecmbly, light in weight can guarantee that the camera is in the stability of a plurality of directions under water, guarantees the precision of making a video recording to easily cloth is put and is retrieved, but one-man operation reduces construction cost.

Description

Underwater camera fixing device

Technical Field

The utility model relates to an underwater operation equipment, in particular to camera fixing device under water.

Background

The underwater camera is an underwater image signal acquisition device, can acquire images through an underwater lens and convert the images into digital image signals to be transmitted back to an upper computer on the water surface, and is widely applied to the fields of underwater search and rescue, scientific research, marine ranching culture monitoring, oil platform underwater pipeline monitoring and the like.

The underwater camera can be installed in various ways, including underwater fixed installation, seabed base support installation, cable hoisting, ship bottom installation and the like. Due to the particularity of the working environment and the working mode of the underwater camera, in order to monitor a certain target or area, a stable and fixed-direction installation mode needs to be provided, so that the lens of the camera can always point to the monitored target or area and cannot deviate along with ocean currents and surges; in addition, due to the imaging requirement, the stability of the lens must be ensured during shooting so as to generate a clear image. In the practical application process, the installation mode of the underwater camera is very complicated, the workload of laying and recovering is large, and a large amount of manpower, material resources and time are required to be input, so that the device is very inconvenient when meeting an application scene needing high-frequency laying and recovering, and the wide popularization and application of the device are hindered.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an underwater camera fixing device to reach simple structure, removable assecmbly, stability is strong, lay and retrieve convenient purpose.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

an underwater camera fixing device comprises a slide rail main body, a slide rail support and a sliding unit, wherein the slide rail main body is formed by connecting a plurality of slide rail combination units up and down;

the slide rail combination unit comprises a slide rail unit body with a T-shaped groove structure and linkage shafts positioned on two sides of the slide rail unit body, wherein the left side and the right side of the slide rail unit body are respectively provided with a limiting groove, the left side and the right side of the upper end of the slide rail unit body are respectively provided with a table top, the table top is provided with a circular hole, the linkage shafts penetrate through the circular holes, the length of the linkage shafts is equal to the height of the slide rail unit body, and the side surfaces of the linkage shafts are vertically connected with limiting clamping pins; the upper end of the coupling shaft is provided with a square groove, and the lower end of the coupling shaft is provided with a square plug; notches are formed in the positions, at the same height, of the lower parts of the two sides of the sliding rail unit body and the limiting clamping pins;

the sliding rail bracket comprises two side fixing beams arranged on the inner side surface of a T-shaped groove structure of the sliding rail unit body, a bottom surface fixing beam arranged at the bottom of the two side fixing beams, and back surface fixing beams arranged on the two sides of the back surface of the sliding rail unit body, wherein a fixing clamp is horizontally arranged between the two back surface fixing beams, and square holes corresponding to the square plugs are formed in the two ends of the bottom surface fixing beam;

the sliding unit comprises a square shell, a cavity for accommodating the underwater camera is formed in the shell, guide columns are connected to two sides of the shell and can slide up and down in a limiting groove, a retaining ring is arranged at the top of the shell, and a through hole is formed in the upper portion of the shell.

In the scheme, the limiting bayonet is cylindrical, so that the friction force during rotation limiting can be reduced.

In the above scheme, the fixing clamp includes an inner side plate fixed on the back fixing beam through a bolt and an outer side plate fixed on the inner side plate through a bolt, and a cylindrical cavity is formed between the inner side plate and the outer side plate.

In the above scheme, two upper and lower guide posts are connected with casing both sides respectively, and the location of the different degree of depth is realized to two guide posts of not co-altitude of accessible.

In the above scheme, the guide post is the cylinder, can reduce with the area of contact of spacing groove to reduce sliding friction, be convenient for lay and retrieve.

Through the technical scheme, the utility model provides a pair of camera fixing device under water has following beneficial effect:

1. the utility model discloses simple structure, removable assecmbly, light in weight.

2. The utility model discloses can guarantee the stability of camera under water in a plurality of directions, guarantee the precision of making a video recording.

3. Through the utility model discloses a device can be so that the underwater camera of carrying easily lays and retrieves, but one-man operation reduces construction cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic view of an underwater camera fixing device disclosed in an embodiment of the present invention;

FIG. 2 is a schematic view of a slide rail assembly unit;

FIG. 3 is a schematic view of the back of the apparatus;

FIG. 4 is a schematic view of a slide unit, (a) front side, (b) back side;

FIG. 5 is a top view of the apparatus;

fig. 6 is a schematic view of the connection between the linkage shaft and the link.

In the figure, 1, a slide rail main body; 11. a slide rail unit body; 12. a linkage shaft; 13. a limiting groove; 14. a T-shaped groove structure; 15. a table top; 16. a limiting bayonet lock; 17. a square groove; 18. a square plug; 19. a notch; 2. a slide rail bracket; 21. a side fixing beam; 22. a bottom surface fixing beam; 23. a back fixed beam; 24. fixing the clamp; 241. an inner side plate; 242. an outer panel; 243. a cylindrical cavity; 3. a sliding unit; 31. a housing; 32. a guide post; 33. a retaining ring; 34. a through hole; 4. a connecting rod; 5. an underwater camera.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

The utility model provides an underwater camera fixing device, as shown in figure 1, including slide rail main part 1, slide rail bracket 2 and sliding unit 3.

1. Slide rail main body

The slide rail main body 1 is formed by connecting a plurality of slide rail combination units up and down, the number of the slide rail combination units can be selected according to the installation depth required by the underwater camera 5, and the more the number is, the larger the carrying depth is.

As shown in fig. 2, the slide rail assembly unit includes a slide rail unit 11 having a T-shaped groove structure 14 and linking shafts 12 located at two sides of the slide rail unit 11, the slide rail unit 11 has a limiting groove 13 at each of the left and right sides, the slide rail unit 11 has table tops 15 at each of the left and right sides of the upper end thereof, the table tops 15 are provided with circular holes, each of the circular holes passes through one of the linking shafts 12, and the linking shafts 12 have a length equal to the height of the slide rail unit 11. The side of the linkage shaft 12 is vertically connected with a limiting bayonet 16, and the limiting bayonet 16 is cylindrical, so that the friction force during rotation limiting can be reduced. The upper end of the linkage shaft 12 is provided with a square groove 17 for being inserted with the upper linkage shaft 12, and the lower end is provided with a square plug 18 for being inserted with the lower linkage shaft 12. Notches 19 are formed in the positions, at the same height, of the lower portions of the two sides of the sliding rail unit body 11 and the limiting clamping pins 16, so that the limiting clamping pins 16 can rotate to the notches 19 after rotating along with the linking shaft 12.

2. Sliding rail support

The slide rail bracket 2 is used for connecting a plurality of slide rail combination units together, so that the slide rail main body 1 is stable in structure. In addition, the whole device can be fixed through an external fixing railing or a bracket, so that the device cannot move along with ocean currents and surges.

As shown in fig. 1 and 3, the slide rail bracket 2 includes two side fixing beams 21 installed on the inner side surface of the T-shaped groove structure 14 of the slide rail unit body 11, a bottom fixing beam 22 installed at the bottom of the two side fixing beams 21, and back fixing beams 23 installed on both sides of the back surface of the slide rail unit body 11.

A fixing clamp 24 is horizontally installed between the two back fixing beams 23, and the fixing clamp 24 is used for rigidly connecting the slide rail main body 1 with an external fixing rail or a bracket. The fixing clamp 24 includes an inner plate 241 fixed to the back fixing beam 23 by bolts and an outer plate 242 fixed to the inner plate 241 by bolts, and a cylindrical cavity 243 is formed between the inner plate 241 and the outer plate 242 for passing through an external fixing rail or bracket. Each slide rail main body 1 is fixed by at least 2 fixing clamps 24, so that the slide rail main body 1 cannot rotate in all directions.

The two ends of the bottom surface fixing beam 22 are provided with square holes corresponding to the square plugs 18 for positioning the bottommost coupling shaft 12.

3. Sliding unit

The slide unit 3 is mounted with an underwater camera 5 and is slidable on the slide rail body 1.

As shown in fig. 4, the sliding unit 3 includes a square housing 31, the width of the housing 31 is slightly smaller than the width of the T-shaped groove structure 14, and a cavity for accommodating the underwater camera 5 is provided inside the housing 31, so as to protect the underwater camera 5 from being hit and damaged by foreign objects in water. The two sides of the housing 31 are connected with guide posts 32, the guide posts 32 guide the sliding unit 3 to slide along the sliding rail body 1 by sliding up and down in the limiting groove 13, and support the sliding unit 3 through the limiting bayonet 16 after rotating to the notch 19, so as to perform the longitudinal limiting function.

The guide posts 32 are vertically distributed on both sides of the sliding unit 3, are cylindrical in shape, and can reduce the contact area with the limiting groove 13, thereby reducing the sliding friction force and facilitating the distribution and recovery. The diameter of the guide column 32 is slightly smaller than the width of the limit groove 13, so that the sliding unit 3 can keep a stable posture during vertical sliding and limiting, and cannot swing, and the observation direction of the underwater camera 5 can keep stable.

The top of the housing 31 is provided with a retaining ring 33 for connecting a cable, and the cable is used for providing vertical tension to the sliding unit 3 when the sliding unit 3 is placed and recovered, so that the sliding unit 3 can vertically ascend and descend along the limiting groove 13. The deployment depth of the underwater camera 5 can be determined approximately by measuring the cable length. Above the housing 31 there is a through hole 34, which is used to pass the cable of the underwater camera 5 through the through hole 34 without damaging the cable during sliding.

In this embodiment, two upper and lower guide posts 32 are connected to two sides of the housing 31, respectively, and positioning at different depths can be realized by the two guide posts 32 with different heights.

Assembly and installation phase:

firstly, the number of the slide rail combination units to be used is determined according to the laying depth of the underwater camera 5 and the height of the slide rail combination units. The slide rail combination units are sequentially connected in series according to the same direction, the square grooves 17 above the linkage shafts 12 at two sides are connected with the square plugs 18 at two sides of the previous slide rail combination unit in an inserting mode, the square plugs 18 below the linkage shafts 12 are connected with the square grooves 17 at two sides of the next slide rail combination unit in an inserting mode, all the required slide rail combination units are connected in series in this mode, and the limiting clamping pins 16 on the linkage shafts 12 which are connected in an inserting mode are kept in the same direction. The slide rail main body 1 which is connected in series is reinforced by using 2 back fixing

beams

23 and 2 side fixing beams 21 from two sides of the back and two sides of the T-shaped groove structure 14 respectively, the bottoms of the two side fixing beams 21 are reinforced by using 1 bottom fixing beam 22, the square plug 18 below the bottommost linkage shaft 12 is inserted into the square holes at two ends of the bottom fixing beam 22, and finally, the square holes are fixed by flat head bolts.

After the assembly is completed, as shown in fig. 5, a T-shaped groove structure 14 is formed inside the slide rail, two sides of the T-shaped groove structure 14 are provided with a limiting groove 13, the sliding unit 3 can slide in the limiting groove 13 through a guiding column 32, and after the required depth is reached, the limiting bayonet 16 can be driven to rotate to the position of the limiting groove 13 by rotating the two-side linkage shafts 12, so that the guiding column 32 in the limiting groove 13 is blocked, and the sliding unit 3 cannot slide downwards. At this time, the sliding unit 3 is stabilized at a certain depth by gravity. Since the stopper groove 13 is fixed, the slide unit 3 is also fixed in the horizontal direction, which fixes the attitude of the underwater camera 5.

Then, the longitudinal interval of the railings available for fixing on the water surface or under the water is measured, the longitudinal installation interval of the fixing clamps 24 is determined according to the interval, and at least 2 fixing clamps 24 are installed. And measuring the diameter of the railing, selecting a fixing clamp 24 with a proper inner diameter, and connecting the inner side plate 241 of the fixing clamp 24 with the back fixing beam 23 through a flat head bolt. The reinforced slide rail main body 1 is put into water, and the rail is clamped through the outer side plate 242 of the fixing clamp 24 and is fastened through the flat head bolt.

A laying stage:

the underwater camera 5 is arranged inside the shell 31 of the sliding unit 3, and holes are drilled in the bottom of the shell 31 and fixed through screws through screw holes formed in the bottom of the underwater camera 5. The cable of the underwater camera 5 is passed through the through hole 34, and the cable is tied to the grommet 33. And measuring the length of the cable according to the required laying depth of the underwater camera 5 and marking. The cable of the underwater camera 5 is bound to the cable so that it is not subjected to longitudinal tension. The guide column 32 of the sliding unit 3 is slowly placed into the limit groove 13 of the sliding rail unit body 11 by pulling the cable, the cable is gradually released to enable the sliding unit 3 to be immersed into the water along the vertical direction, the cable is continuously released to the mark position, and the sliding unit 3 reaches the laying depth at the moment. The rope is pulled, the connecting rod 4 is inserted into the square groove 17 on the linkage shaft 12 at the top end of the slide rail unit body 11, and the limiting bayonet pins 16 on the linkage shafts 12 at the two sides are all rotated to the notch 19 (limiting direction) of the sliding unit body 3, so that the guide column 32 of the sliding unit 3 can be prevented from continuously descending. After the position limitation, the rope is loosened and tied to the fixed point of the water surface, and the sliding unit 3 is prevented from being lost accidentally. As shown in fig. 6, the lower part of the connecting rod 4 is a cuboid, and can be inserted into the square groove 17 above the linking shaft 12, and the direction of the handle above the connecting rod can be consistent with the direction of the limiting bayonet 16, so as to help an operator to judge the current position of the limiting bayonet 16.

And (3) a recovery stage:

the underwater camera 5 can be recovered when it is used or needs maintenance. The sliding unit 3 is slightly lifted by the cable, the connecting rod 4 is inserted into the square groove 17 on the linkage shaft 12 at the top end of the sliding rail unit body 11, and the limiting clamping pins 16 on the linkage shafts 12 at the two sides are sequentially rotated out of the notches 19 (in the non-limiting direction). The slide unit 3 is pulled out of the water surface upward in the direction of the slide rail by the rope and recovered.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An underwater camera fixing device is characterized by comprising a slide rail main body, a slide rail support and a sliding unit, wherein the slide rail main body is formed by connecting a plurality of slide rail combination units up and down;

2. An underwater camera mount as claimed in claim 1 wherein the retaining latch is cylindrical.

3. The underwater camera fixing device of claim 1, wherein the fixing clamp comprises an inner plate fixed to the back fixing beam by bolts and an outer plate fixed to the inner plate by bolts, and a cylindrical cavity is formed between the inner plate and the outer plate.

4. The underwater camera fixing device of claim 1, wherein an upper guide post and a lower guide post are respectively connected to both sides of the housing.

5. An underwater camera mounting apparatus as claimed in claim 1 or 4, wherein the guide post is a cylinder.