CN118050943A - Outboard plate observation device - Google Patents

Abstract

The invention relates to the technical field of an outboard plate observation device, and discloses an outboard plate observation device, which comprises: the device comprises an observation assembly, a throwing assembly and a telescopic rod assembly, wherein the observation assembly comprises a display screen, an umbilical cable, a controller, a mounting frame, a camera, a battery, an inflatable member and two propeller propellers, the camera, the battery, the inflatable member and the two propeller propellers are arranged on the mounting frame, the umbilical cable comprises a signal wire connected with the camera and a control wire connected with the propeller propellers, the controller is connected with one end of the control wire, which is far away from the propeller propellers, the display screen is connected with one end, which is far away from the camera, of the signal wire, the battery supplies power for the camera and the propeller propellers, and the two propeller propellers are arranged on the left side and the right side of the mounting frame; the throwing component comprises a bracket, a paying-off winch used for winding the umbilical cable and a handle used for rotating the paying-off winch, wherein the paying-off winch rotates to connect the bracket, and the bracket is arranged on the ship body and provided with a first protruding end protruding out of the ship body and used for hanging the umbilical cable; the telescopic link subassembly is scalable and can dismantle with the mounting bracket and be connected.

Description

Outboard plate observation device

Technical Field

The invention relates to the technical field of an outboard plate observation device, in particular to an outboard plate observation device.

Background

And in the ship operation stage, the ship outer plate is difficult to observe. Generally involves both the above-water and below-water parts. The water line is mainly used for observing the collision condition, and the underwater accessories such as a propeller, a rudder blade, a sea valve, a zinc block and the like are mainly used for observing the winding of unknown accessories and the like under the water line, and sometimes, the ship body water gauge marking, the outer plate paint damage condition, the outer plate collision damage condition and the marine organism growth condition are also observed.

The current device is more limited, can only be used for observing the water gauge marking or observing the condition of the outer plate of the ship under the waterline, and can not observe the outer plate of the ship on the waterline.

Disclosure of Invention

The invention aims to solve the technical problems that: the existing device can only observe the marked lines of the water gauge or observe the conditions of the outer plate of the ship under the waterline, and can not give consideration to the problem of observing the outer plate of the ship on the waterline.

In order to solve the above technical problems, the present invention provides an outboard plate observation device, comprising:

The device comprises an observation assembly, a control assembly and a control assembly, wherein the observation assembly comprises a display screen, an umbilical cable, a controller, a mounting frame, a camera, a battery, an inflatable member and two propeller propellers, the camera, the battery, the inflatable member and the two propeller propellers are mounted on the mounting frame, the umbilical cable comprises a signal wire connected with the camera and a control wire connected with the propeller propellers, the controller is connected with one end of the control wire, which is away from the propeller propellers, the display screen is connected with one end of the signal wire, which is away from the camera, the battery is used for supplying power to the camera and the propeller propellers, and the two propeller propellers are mounted on the left side and the right side of the mounting frame;

The paying-off winch is rotatably connected to the bracket, the bracket is detachably arranged on the ship body, and the bracket is provided with a first protruding end protruding out of the ship body and used for hanging the umbilical cable; and

The telescopic rod assembly is telescopic and detachably connected with the mounting frame.

Preferably, the mounting bracket comprises a square mounting frame, two mounting rings, four rollers, a plurality of first connecting rods and a plurality of second connecting rods, wherein the first connecting rods are used for connecting the square mounting frame with one mounting ring, the second connecting rods are used for connecting two mounting rings, the side length of the square mounting frame is larger than the diameter of the mounting rings, the square mounting frame and the two mounting rings are coaxial and are arranged at intervals, the square mounting frame is formed by encircling four shafts which are connected end to end in sequence, each roller is rotationally arranged in each shaft in a one-to-one correspondence manner, the cameras are connected with the mounting rings close to the square mounting frame and penetrate through the mounting rings, and the propeller and the air charging piece are connected with the second connecting rods.

Preferably, the second connecting rod located at the top side of the mounting frame is provided with a threading hole for penetrating through the umbilical cable.

Preferably, the mounting rack further comprises a mounting cylinder, a connecting bolt and a connecting nut, wherein the mounting cylinder is vertically connected to the outer side wall of the mounting ring close to the square mounting frame, a first through hole penetrating through the side wall of the mounting cylinder is formed in the mounting cylinder, a second through hole corresponding to the first through hole is formed in the telescopic rod assembly, one end of the telescopic rod assembly is inserted into the mounting cylinder, and the connecting bolt sequentially penetrates through the first through hole, the second through hole and the connecting nut in a threaded connection mode.

Preferably, the launch assembly further comprises a pulley for hanging the umbilical, the pulley being rotatably connected to the first protruding end.

Preferably, the air charging member is provided with an air charging port, and the air charging member is provided with an air charging nozzle for blocking or opening the air charging port.

Preferably, the display screen is mounted to the bracket.

Preferably, the support includes cross axle, base frame, two diagonal rods, two pole setting and a plurality of anchor clamps subassembly, anchor clamps subassembly install in the bottom of base frame, anchor clamps subassembly is used for with the support is fixed to the hull, the vertical setting of pole setting and connection the cross axle with the base frame, the unwrapping wire capstan winch rotates to be connected the cross axle, the diagonal rod is connected the cross axle with the base frame, two the diagonal rod is the contained angle setting, two the diagonal rod deviates from the one end extension of base frame links to each other and forms first protruding end.

Preferably, each clamp assembly comprises a U-shaped clamp with a downward opening and two clamping bolts, threaded holes are formed in two opposite side walls of the U-shaped clamp, and the clamping bolts penetrate through the threaded holes in a one-to-one correspondence mode and are in threaded connection with the threaded holes.

Preferably, the number of the clamp assemblies is four, two clamp assemblies are arranged at the bottom of the lower end of the base frame deviating from the vertical rod in a one-to-one correspondence manner, and two clamp assemblies are arranged at the bottom of the lower end of the base frame deviating from the diagonal rod in a one-to-one correspondence manner.

Preferably, the display screen is located between two diagonal rods, and two adjacent side walls of the display screen are respectively connected with the base frame and one diagonal rod.

Preferably, the telescopic rod assembly comprises an inner rod, an outer cylinder, a locking bolt and a locking nut, one end of the inner rod is detachably connected with the mounting frame, the other end of the inner rod is slidably arranged in the outer cylinder, a locking hole is formed in the side wall of the outer cylinder, the locking nut is welded to the outer side of the outer cylinder and corresponds to the locking hole, and the locking bolt is in threaded connection with the locking nut.

Compared with the prior art, the ship outer plate observation device has the beneficial effects that:

Through setting up the subassembly of observing, throwing in subassembly and telescopic link subassembly, the subassembly of observing is including the camera, aerifys piece and mounting bracket, when needs are observed the ship planking on the waterline, is connected telescopic link subassembly and mounting bracket, and the staff can hold telescopic link subassembly or adopt other instrument centre gripping telescopic link subassembly to control the camera and remove along the ship planking, gathers required image information; when the marked line of the ship body water gauge is required to be observed, a worker firstly inflates the inflation piece, then uses the throwing component to hoist the observation component to the water surface, and controls the two propeller propellers respectively through the controller so as to adjust the camera to aim at the marked line of the water gauge for shooting; when needing to observe the ship planking under the waterline, the staff can charge a small amount of gas to the inflatable member, then uses and puts in the subassembly and put in the subassembly of observing into the aquatic, thereby the staff is through the position and the distance of two screw propellers control respectively regulation camera relative ship planking, gathers required image information. Therefore, the ship outer plate observation device can conveniently select the throwing assembly or the telescopic rod assembly to be used as required for the observation assembly so as to realize the observation of the ship outer plate on the waterline and the ship outer plate under the waterline and the observation of the water gauge marking.

Drawings

FIG. 1 is a schematic illustration of the connection of a viewing assembly to a telescoping wand assembly in accordance with an embodiment of the present invention;

fig. 2 is an enlarged view at a in fig. 1;

FIG. 3 is a schematic illustration of the connection to the launch assembly after the viewing assembly conceals the display and umbilical cord in accordance with an embodiment of the present invention;

fig. 4 is an enlarged view at B in fig. 3;

FIG. 5 is an enlarged view at C in FIG. 3;

FIG. 6 is a schematic view of an embodiment of the present invention with the viewing assembly concealing the display and umbilical;

In the figure, 1, an observation assembly; 11. a display screen; 12. an umbilical; 13. a mounting frame; 131. a square mounting frame; 1311. a shaft lever; 132. a mounting ring; 133. a roller; 134. a first connecting rod; 135. a second connecting rod; 136. a mounting cylinder; 137. a connecting bolt; 14. a camera; 15. an inflatable member; 151. an air charging nozzle; 16. a propeller; 2. a launch assembly; 21. a bracket; 211. a horizontal axis; 212. a base frame; 213. a diagonal rod; 214. a vertical rod; 215. a clamp assembly; 2151. a U-shaped clamp; 2152. clamping a bolt; 216. a first projection; 22. paying-off winch; 23. a handle; 24. a pulley; 3. a telescoping rod assembly; 31. an inner rod; 32. an outer cylinder; 33. a locking bolt; 34. and (5) locking the nut.

Detailed Description

The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1 to 6, an outboard plate observing device of a preferred embodiment of the present invention includes:

The observation assembly 1, the observation assembly 1 comprises a display screen 11, an umbilical cable 12, a controller, a mounting frame 13, a camera 14 arranged on the mounting frame 13, a battery, an inflatable member 15 and two propeller propellers 16, wherein the propeller propellers 16 preferably adopt four-blade propellers, the umbilical cable 12 comprises a signal wire connected with the camera 14 and a control wire connected with the propeller propellers 16, the controller is connected with one end of the control wire, which is far away from the propeller propellers 16, the display screen 11 is connected with one end, which is far away from the camera 14, of the signal wire, the battery is used for supplying power to the camera 14 and the propeller propellers 16, and the two propeller propellers 16 are arranged on the left side and the right side of the mounting frame 13;

A launch assembly 2, the launch assembly 2 comprising a frame 21, a payout winch 22 for winding the umbilical 12, and a handle 23 for rotating the payout winch 22, the payout winch 22 being rotatably connected to the frame 21, the frame 21 being removably mounted to the hull, the frame 21 having a first projection 214 projecting outside the hull for hanging the umbilical 12; and

The telescopic link assembly 3. The telescopic link assembly 3 is telescopic and detachably connected with the mounting frame 13.

According to the outboard plate observation device based on the embodiment, by arranging the observation assembly 1, the throwing assembly 2 and the telescopic rod assembly 3, the observation assembly 1 comprises a camera 14, an inflatable member 15 and a mounting frame 13, when the outboard plate on a waterline is required to be observed, the telescopic rod assembly 3 is connected with the mounting frame 13, and a worker can hold the telescopic rod assembly 3 by hand or clamp the telescopic rod assembly 3 by other tools to control the camera 14 to move along the outboard plate, so that required image information is acquired; when the ship body water gauge mark line is required to be observed, a worker firstly inflates the inflation member 15, then uses the throwing component 2 to hoist the observation component 1 to the water surface, and controls the two propeller propellers 16 respectively through the controller so as to adjust the camera 14 to aim at the water gauge mark line for shooting; when the outer plate of the ship under the waterline needs to be observed, a worker can charge a small amount of gas into the inflatable member 15, then the observing assembly 1 is thrown into water by using the throwing assembly 2, the worker respectively controls the two propeller propellers 16 through the controller so as to adjust the position and the distance of the camera 14 relative to the outer plate of the ship, and the required image information is acquired. Therefore, the ship outer plate observation device can conveniently select the throwing assembly 2 or the telescopic rod assembly 3 to be used according to the requirement for the observation assembly 1 so as to realize the observation of the ship outer plate on the waterline and the ship outer plate under the waterline and the observation of the water gauge marking.

In some preferred embodiments, the mounting rack 13 includes a square mounting frame 131, two mounting rings 132, four rollers 133, a plurality of first connecting rods 134 and a plurality of second connecting rods 135, the first connecting rods 134 are used for connecting the square mounting frame 131 with one mounting ring 132, the second connecting rods 135 are used for connecting the two mounting rings 132, the side length of the square mounting frame 131 is larger than the diameter of the mounting ring 132, the square mounting frame 131 and the two mounting rings 132 are coaxial and are arranged at intervals, the square mounting frame 131 is formed by encircling four shaft rods 1311 which are sequentially connected end to end, each roller 133 is correspondingly arranged on each shaft rod 1311 in a rotating mode, the camera 14 is connected with the mounting ring 132 close to the square mounting frame 131 and penetrates through the mounting ring 132, and the propeller 16 and the inflatable member 15 are connected with the second connecting rods 135. Through setting up the mounting bracket 13 including square installing frame 131, two collar 132, cylinder 133 rotates locates on square installing frame 131's axostylus axostyle 1311, and square installing frame 131's limit length is greater than collar 132's diameter, when the staff holds telescopic link subassembly 3 and observes on the waterline ship planking, square installing frame 131 attaches and removes on the ship planking for camera 14 just keeps the distance unchanged to the ship planking and with the ship planking, cylinder 133 is setting up on four axostylus axostyles 1311, consequently both can play the guide effect and make camera 14 keep along certain direction rectilinear movement, and reduced square installing frame 131 and the friction of ship planking.

Preferably, the second connecting rod 135 located at the top side of the mounting frame 13 is provided with a threading hole for passing through the umbilical 12. The threading hole can limit the umbilical cable 12, and the umbilical cable 12 passes through the second connecting rod 135 positioned on the top side of the mounting frame 13, so that the observation assembly 1 is not deflected vertically when the observation assembly 1 is put in.

Preferably, the mounting rack 13 further comprises a mounting barrel 136, a connecting bolt 137 and a connecting nut, the mounting barrel 136 is vertically connected to the outer side wall of the mounting ring 132 close to the square mounting frame 131, the mounting barrel 136 is provided with a first through hole penetrating through the side wall of the mounting barrel, the telescopic rod assembly 3 is provided with a second through hole corresponding to the first through hole, one end of the telescopic rod assembly 3 is inserted into the mounting barrel 136, and the connecting bolt 137 sequentially penetrates through the first through hole, the second through hole and is in threaded connection with the connecting nut. Through setting up the mounting cylinder 136 of perpendicular connection in collar 132 lateral wall for camera 14 can just to the ship planking when holding telescopic link subassembly 3 to the ship planking on the waterline observe, and because collar 132 of selecting is close to square installing frame 131, do benefit to and observe subassembly 1 and keep balanced, telescopic link subassembly 3 and mounting bracket 13 only need rotate the coupling nut and can install and remove.

Preferably, the launch assembly 2 further includes a pulley 24 for suspending the umbilical 12, the pulley 24 being rotatably connected to the first projection 214. By providing the pulley 24 at the first projection 214, the pulley 24 rotates when the umbilical 12 is suspended, reducing the friction experienced by the umbilical 12.

Preferably, the air charging member 15 is provided with an air charging port, and the air charging member 15 is provided with an air charging nozzle 151 for blocking or opening the air charging port. The person may charge the inflatable member 15 with an appropriate amount of gas before mounting the viewing assembly 1 to the telescopic rod assembly 3 or dispensing with the dispensing assembly 2.

Preferably, the display screen 11 is mounted on the support 21 of the delivery assembly 2, so that the display screen is convenient for people to observe in real time.

Preferably, the bracket 21 includes a transverse shaft 211, a base frame 212, two diagonal rods 213, two upright rods 215 and a plurality of clamp assemblies 216, the clamp assemblies 216 are mounted at the bottom of the base frame 212, the clamp assemblies 216 are used for fixing the bracket 21 to a ship body, for example, the clamp assemblies 216 can be clamped on a side board of the ship body, the two upright rods 215 are vertically arranged at intervals and are connected with the transverse shaft 211 and the base frame 212, the pay-off winch 22 is rotatably connected with the transverse shaft 211, the diagonal rods 213 are connected with the transverse shaft 211 and the base frame 212, the two diagonal rods 213 are arranged at an included angle, and one ends of the two diagonal rods 213, which are away from the base frame 212, extend and are connected to form a first protruding end 214. The plurality of clamp assemblies 216 are arranged to facilitate the support 21 to be firmly and detachably mounted to the ship body, and the two inclined rods 213 are arranged at an included angle and extend away from one end of the base frame 212 to be connected, so that the inclined rods can obliquely upwards protrude out of the outside of the ship body, and the observation assembly 1 can be conveniently put in.

Further, each clamp assembly 216 includes a downwardly opening clevis 2161 and two clamp bolts 2162, with threaded holes being formed in opposite side walls of the clevis 2161, the clamp bolts 2162 being threaded through and in one-to-one correspondence with the threaded holes. When clamping is performed using the clamp assembly 216, the clamped component is located within the opening of the clevis 2161, and the two clamp bolts 2162 are tightened into the opening against the clamped component to effect clamping.

Preferably, the number of the clamp assemblies 216 is four, two clamp assemblies 216 are arranged at the bottom of the lower end of the base frame 212 deviating from the upright rod 215 in a one-to-one correspondence manner, two clamp assemblies 216 are arranged at the bottom of the lower end of the base frame 212 deviating from the inclined rod 213 in a one-to-one correspondence manner, at least four clamp assemblies are adopted and are arranged below the end parts of the upright rod and the inclined rod, and the bracket can be stably mounted on the ship body.

Preferably, the display 11 is located between two inclined rods 213, two adjacent side walls of the display 11 are respectively connected with the base frame 212 and one inclined rod 213, and the display 11 is obliquely arranged with the inclined rods 213 so as to be convenient for visual observation of personnel.

Preferably, the telescopic rod assembly 3 comprises an inner rod 31, an outer cylinder 32, a locking bolt 33 and a locking nut 34, one end of the inner rod 31 is detachably connected with the mounting frame 13, the other end of the inner rod 31 is slidably arranged in the outer cylinder 32, a locking hole is formed in the side wall of the outer cylinder 32, the locking nut 34 is welded on the outer side of the outer cylinder 32 and corresponds to the locking hole, and the locking bolt 33 is in threaded connection with the locking nut 34. The inner rod 31 can be loosened or locked by rotating the locking bolt 33, and the inner rod 31 is adjusted to be positioned and fixed in the outer cylinder 32, so that the telescopic rod assembly 3 can be telescopic. The second through hole is preferably formed near an end of the inner rod 31 facing away from the outer cylinder 32 to facilitate connection of the telescopic rod assembly 3 to the mounting bracket 13.

The working process of the invention is as follows:

(1) When the outer plate of the ship on the waterline is observed, an observation position is firstly determined, an observation assembly 1 is installed at one end of a telescopic rod assembly 3, the telescopic rod assembly 3 is adjusted to a required length, an umbilical cable is bound to the telescopic rod assembly 3, then the telescopic rod assembly is held to move the observation assembly 1 to a corresponding position along the outer plate of the ship for image acquisition, and the observation assembly 1 is retracted after the completion;

(2) When the water gauge marking is observed, the observation position is firstly determined, the throwing component 2 is fixed at the corresponding side plate and railing, the inflatable member 15 is filled with gas quantity which enables the observation component 1 to float on the water surface, the paying-off winch 22 is rotated by rotating the handle 23, the umbilical cable 12 lowers the observation component 1 to the water surface, the images displayed by the display screen 11 in real time are observed, the two propeller 16 are controlled by the controller, only the right propeller 16 is started, the observation component 1 is rotated anticlockwise, only the left propeller 16 is started, the observation component 1 is rotated clockwise, the two propeller 16 are synchronously rotated to push the observation component 1 to move forwards, the vision of the camera 14 is adjusted until the water gauge marking can be observed well, and the observation component 1 is retracted after the completion of the image acquisition;

(3) When the underwater ship outer plate is observed, the observation position is determined, the throwing component 2 is fixed at the corresponding side plate and railing, a proper amount of gas is filled into the inflatable member 15, the paying-off winch 22 is rotated by the rotating handle 23, the umbilical cable 12 lowers the observation component 1 to the water, the image displayed by the display screen 11 in real time is observed, the two propeller propellers 16 are controlled by the controller, only the right propeller 16 is started, the observation component 1 rotates anticlockwise, only the left propeller 16 is started, the observation component 1 rotates clockwise, the two propeller propellers 16 synchronously rotate to push the observation component 1 to move forwards, the vision of the camera 14 is adjusted to acquire the image of the underwater ship outer plate, and the observation component 1 is retracted after the image acquisition is finished.

In summary, the embodiment of the invention provides an outboard plate observation device, which is provided with an observation assembly, a throwing assembly and a telescopic rod assembly, when the outboard plate of the waterline is required to be observed, the telescopic rod assembly is connected with a mounting frame, and a worker can hold the telescopic rod assembly by hand or clamp the telescopic rod assembly by other tools to control a camera to move along the outboard plate, so as to acquire required image information; when the marked line of the ship body water gauge is required to be observed, a worker firstly inflates the inflation piece, then uses the throwing component to hoist the observation component to the water surface, and controls the two propeller propellers respectively through the controller so as to adjust the camera to aim at the marked line of the water gauge for shooting; when the outer plate of the ship under the waterline needs to be observed, a worker can charge a small amount of gas into the inflatable member, then the observing assembly is thrown into water by using the throwing assembly, the two propeller propellers are respectively controlled by the controller, the position and the distance of the camera relative to the outer plate of the ship are adjusted, and required image information is acquired. Therefore, the ship outer plate observation device can conveniently select the throwing assembly or the telescopic rod assembly to be used as required for the observation assembly so as to realize the observation of the ship outer plate on the waterline and the ship outer plate under the waterline and the observation of the water gauge marking.

The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.

Claims (12)

1. An outboard panel viewing device, comprising:

The device comprises an observation assembly, a control assembly and a control assembly, wherein the observation assembly comprises a display screen, an umbilical cable, a controller, a mounting frame, a camera, a battery, an inflatable member and two propeller propellers, the camera, the battery, the inflatable member and the two propeller propellers are mounted on the mounting frame, the umbilical cable comprises a signal wire connected with the camera and a control wire connected with the propeller propellers, the controller is connected with one end of the control wire, which is away from the propeller propellers, the display screen is connected with one end of the signal wire, which is away from the camera, the battery is used for supplying power to the camera and the propeller propellers, and the two propeller propellers are mounted on the left side and the right side of the mounting frame;

The paying-off winch is rotatably connected to the bracket, the bracket is detachably arranged on the ship body, and the bracket is provided with a first protruding end protruding out of the ship body and used for hanging the umbilical cable; and

The telescopic rod assembly is telescopic and detachably connected with the mounting frame.

2. The outboard plate viewing device of claim 1, wherein said mounting frame includes a square mounting frame, two mounting rings, four rollers, a plurality of first connecting rods and a plurality of second connecting rods, said first connecting rods are used for connecting said square mounting frame with one of said mounting rings, said second connecting rods are used for connecting two of said mounting rings, the side length of said square mounting frame is greater than the diameter of said mounting rings, said square mounting frame, two of said mounting rings are coaxial and spaced, said square mounting frame is formed by four shafts joined end to end in sequence, each of said rollers is rotatably disposed on each of said shafts in a one-to-one correspondence, said camera is connected with said mounting ring adjacent to said square mounting frame and passes through said mounting rings, said propeller and said inflatable member are connected with said second connecting rods.

3. The outboard plate viewing device of claim 2, wherein said second connecting rod on a top side of said mounting bracket is provided with a threading hole for passing through said umbilical.

4. The outboard plate viewing device of claim 2, wherein said mounting bracket further includes a mounting barrel, a connecting bolt, a connecting nut, said mounting barrel being vertically connected to an outboard wall of said mounting ring adjacent said square mounting frame, said mounting barrel defining a first through hole extending through a sidewall thereof, said telescoping rod assembly defining a second through hole corresponding to said first through hole, one end of said telescoping rod assembly being inserted into said mounting barrel, said connecting bolt passing through said first through hole, said second through hole in sequence, and being threadably connected to said connecting nut.

5. The overboard viewing device of claim 1, wherein the launch assembly further comprises a pulley for hoisting the umbilical, the pulley being rotatably coupled to the first projection.

6. The outboard panel viewing device of claim 1, wherein said inflatable member defines an inflation port, said inflatable member having an inflation nozzle for blocking or unblocking said inflation port.

7. The outboard panel viewing device of claim 1, wherein said display screen is mounted to said bracket.

8. The outboard plate viewing apparatus of claim 1, wherein said bracket includes a cross shaft, a base frame, two diagonal rods, two uprights and a plurality of clamp assemblies, said clamp assemblies mounted to the bottom of said base frame, said clamp assemblies for securing said bracket to the hull, said uprights vertically disposed and connecting said cross shaft with said base frame, said payout winch rotatably connected to said cross shaft, said diagonal rods connecting said cross shaft with said base frame, said diagonal rods disposed at an angle, said diagonal rods extending from one end of said base frame and connected to form said first projection.

9. The outboard plate viewing apparatus of claim 8, wherein each of said clamp assemblies includes a downwardly opening clevis and two clamping bolts, said clevis having threaded holes in opposite side walls, said clamping bolts passing through said threaded holes in a one-to-one correspondence and being threadably connected to said threaded holes.

10. The outboard plate viewing device of claim 8, wherein said number of clamp assemblies is four, two of said clamp assemblies are disposed in one-to-one correspondence with said base frame at a bottom of said lower end facing away from said upright, and two of said clamp assemblies are disposed in one-to-one correspondence with said base frame at a bottom of said lower end facing away from said diagonal.

11. The outboard viewing device of claim 8, wherein said display screen is located between two of said diagonal rods, adjacent side walls of said display screen being connected to said base frame and one of said diagonal rods, respectively.

12. The outboard plate viewing apparatus of claim 1, wherein said telescoping rod assembly includes an inner rod, an outer barrel, a lock bolt, and a lock nut, one end of said inner rod being detachably connected to said mounting bracket, the other end of said inner rod being slidably disposed within said outer barrel, a capture hole being provided in a sidewall of said outer barrel, said lock nut being welded to an outer side of said outer barrel and corresponding to said capture hole, said lock bolt being threadably connected to said lock nut.