阅读说明：本技术 一种深海捕活鱼的高压潜水设备 (High-pressure diving equipment for catching living fish in deep sea ) 是由 赖长泉 于 2020-08-13 设计创作，主要内容包括：本发明公开了一种深海捕活鱼的高压潜水设备,包括壳体,所述壳体内含有设备腔,位于所述设备腔后端的所述壳体上设有前后对称的捕鱼仓,所述捕鱼仓内含有捕鱼仓腔,所述捕鱼仓腔内含有,所述捕鱼仓后端转动设有穿过所述捕鱼仓的第一捕鱼转轴,本发明结构简单,操作便捷,本发明不仅能够代替人类更好的观察深海世界,还能帮助人类收集深海动物,本发明不但可以对深海鱼进行捕捉,同时还能在设备内模拟深海的高压环境从而让深海鱼能够更好的存活,为人类探索地球,研究深海动物提供了有利的帮助,具有较高的一体化程度。(The invention discloses high-pressure diving equipment for catching living fish in deep sea, which comprises a shell, wherein an equipment cavity is arranged in the shell, fishing bins which are symmetrical front and back are arranged on the shell positioned at the rear end of the equipment cavity, a fishing bin cavity is arranged in the fishing bin, a first fishing rotating shaft penetrating through the fishing bin is rotatably arranged at the rear end of the fishing bin, the high-pressure diving equipment is simple in structure and convenient and fast to operate, can replace human beings to better observe the world in deep sea, and can help the human beings to collect the animals in the deep sea.)

1. The high-pressure diving equipment for catching the living fish in the deep sea comprises a shell and is characterized in that: the shell is internally provided with an equipment cavity; the fishing device comprises a shell, a fishing bin, a fishing gear, a gear nut, a fishing bin, a first fishing rotating shaft, a second fishing rotating shaft, a first fishing gear, a third fishing rotating shaft, a first fishing bevel gear, a second fishing pulley, a third fishing rotating shaft, a third fishing gear and a third fishing bevel gear, wherein the shell at the rear end of the equipment cavity is provided with the fishing bins symmetrically in front and back, the fishing bin cavity is internally provided with the fishing bin cavity, the rear end of the fishing bin is rotatably provided with the first fishing rotating shaft penetrating through the fishing bin, the first fishing rotating shaft in the equipment cavity is fixedly provided with threads, the threads at the front end of the fishing bin are fixedly provided with the gear nut, the fishing bin at the right side of the gear nut is rotatably provided with the second fishing rotating shaft, the second fishing gear is fixedly provided with the first fishing gear, the third fishing rotating shaft on the right side of the fishing bin is fixedly provided with the first fishing bevel gear, a second fishing belt wheel is fixedly arranged at the front end of the third fishing rotating shaft, a cavity is arranged at the lower side of the equipment cavity, a first partition plate is arranged between the cavity and the equipment cavity, a speed reducing motor is fixedly arranged on the first partition plate positioned at the right side of the third fishing rotating shaft, a fourth fishing rotating shaft penetrating through the speed reducing motor is rotatably arranged on the speed reducing motor, a third fishing belt wheel is fixedly arranged on the fourth fishing rotating shaft positioned at the rear side of the speed reducing motor, a first belt is rotatably arranged between the third fishing belt wheel and the first fishing belt wheel as well as between the second fishing belt wheel, a supporting plate is fixedly arranged on the first fishing rotating shaft positioned in the fishing chamber, an angle adjusting hollow shaft is rotatably arranged on the first fishing rotating shaft positioned at the rear end of the supporting plate, and a second fishing bevel gear is fixedly arranged on the angle adjusting hollow shaft positioned at the front side of the supporting plate, the second fishing bevel gear can be meshed with the first fishing bevel gear under certain conditions, and a fishing net emitter is fixedly arranged at the rear end of the angle adjusting hollow shaft.

2. The high pressure diving equipment for catching living fish in deep sea of claim 1, characterized in that: for in the equipment intracavity fix on the first baffle be equipped with water pressure pressurization storehouse, contain water pressure pressurization storehouse chamber in the water pressure pressurization storehouse, water pressure pressurization storehouse intracavity contains, be located gear motor with between the water pressure pressurization storehouse the fourth fishing is changeed epaxially fixedly and is equipped with first pressurization belt pulley, is located rotate on the water pressure pressurization storehouse on first pressurization belt pulley right side and is equipped with the first pressurization pivot that passes the water pressure pressurization storehouse, is located the water pressure pressurization storehouse rear end the first pressurization pivot is gone up to fix and is equipped with second pressurization belt pulley, second pressurization belt pulley with rotate between the first pressurization belt pulley and be equipped with the second belt, be located the water pressure pressurization storehouse intracavity the first pressurization pivot is gone up to fix and is equipped with the rolling disc, is located rolling disc front end downside rotates and is equipped with second pressurization pivot, the second pressurization pivot is gone up to fix and is equipped with first axle sleeve, a second shaft sleeve is fixedly arranged on the second pressurizing rotating shaft positioned on the front side of the first shaft sleeve, a first pressurizing connecting rod is fixedly arranged at the left end of the first shaft sleeve, a first piston is hinged at the left end of the first pressurizing connecting rod, a second pressurizing connecting rod is fixedly arranged at the lower end of the second shaft sleeve, a second piston is hinged at the lower end of the second pressurizing connecting rod, a first piston sleeve is fixedly arranged on the hydraulic pressurizing bin positioned on the left side of the hydraulic pressurizing bin cavity, the first piston can slide in the first piston sleeve, a second piston sleeve is fixedly arranged on the hydraulic pressurizing bin positioned on the lower side of the hydraulic pressurizing bin cavity, the second piston can slide in the second piston sleeve, a water conveying pipe is connected with the lower side of the left end of the second piston sleeve on the left side of the lower end of the first piston sleeve, and a water conveying pipe extending into the cavity is arranged at the lower end of the second piston sleeve, the left end of the first piston sleeve is provided with a pressurized water pipe extending into the cavity of the fishing bin, and the pressurized water pipe, the water conveying pipe and the water conveying pipe are internally provided with one-way valves.

3. The high pressure diving equipment for catching living fish in deep sea of claim 1, characterized in that: the right end of the equipment cavity is provided with a motor, the first clapboard positioned at the right end of the equipment cavity is fixedly provided with a motor, the left end of the motor is rotatably provided with a first power rotating shaft extending out of the shell, the first power rotating shaft positioned outside the shell is fixedly provided with a main screw propeller, the left end of the first power rotating shaft is fixedly provided with a first power bevel gear, the shell positioned at the left side of the first power bevel gear is rotatably provided with a second power rotating shaft which is symmetrical front and back, the front end of the second power rotating shaft is fixedly provided with a second power bevel gear which can be meshed with the first power bevel gear, the second power rotating shaft positioned at the rear side of the second power bevel gear is fixedly provided with a first gear, the left end of the second power rotating shaft is rotatably provided with a third power rotating shaft, and the front end of the third power rotating shaft is fixedly provided with a third power bevel gear, and the second power bevel gear is fixedly arranged on the shell, a fifth power bevel gear is fixedly arranged on the second steering rotating shaft, the fifth power bevel gear can be meshed with the third power bevel gear, is positioned on the upper side of the fifth power bevel gear, a third gear is fixedly arranged on the second steering rotating shaft, and a third power bevel gear is fixedly arranged on the shell and positioned on the upper side of the third power bevel gear.

4. The high pressure diving equipment for catching living fish in deep sea of claim 1, characterized in that: a fourth power bevel gear is fixedly arranged at the front end of the fourth power rotating shaft, a steering engine is fixedly arranged on the first partition plate positioned on the left side of the first power rotating shaft, a steering engine shaft is arranged at the upper end of the steering engine in a rotating manner, a steering connecting rod is fixedly arranged at the upper end of the steering engine shaft, a through hole is formed in the left end of the steering connecting rod, a first steering rotating shaft is rotatably arranged on the shell positioned in the through hole, a sixth power bevel gear is fixedly arranged on the first steering rotating shaft positioned on the upper side of the steering connecting rod and can be meshed with the fourth power bevel gear under a certain condition, a fourth gear is fixedly arranged on the first steering rotating shaft positioned on the upper side of the sixth power bevel gear and can be meshed with the third gear under a certain condition, a steering rod is fixedly arranged at the upper end of the first steering rotating shaft, and a third steering rotating shaft extending out of the shell is rotatably arranged at the right end of the, and a third steering rotating shaft positioned outside the shell is fixedly provided with a steering page.

5. The high pressure diving equipment for catching living fish in deep sea of claim 1, characterized in that: the left side of the cavity contains an observation bin, a second partition plate is arranged between the observation bin and the cavity, an electric control hydraulic rod which is symmetrical front and back and left and right is hinged to the left end of the second partition plate, a camera is hinged to the left end of the electric control hydraulic rod, and a toughened glass cover is fixedly arranged at the left end of the shell.

Technical Field

The invention relates to the field of gears, in particular to high-pressure diving equipment for catching live fish in deep sea.

Background

As is known, the exploration of the ocean by human beings is extremely little at present, not only because of the vast ocean, but also because the huge water pressure on the seabed blocks the foot steps of the human beings, the human bodies can only submerge into a shallow water area, but for the deep sea of thousands of meters, the human beings are forbidden, for many years, the human beings do not forget the exploration of mysterious ocean, the submergence limit is continuously refreshed, new species are continuously discovered, new things shock people once and again, and the human beings are more motivated to continuously explore.

Therefore, it is necessary to design a high-pressure diving apparatus for catching live fish in deep sea to solve the above problems.

Disclosure of Invention

The invention aims to provide high-pressure diving equipment for catching live fish in deep sea, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme.

The invention relates to high-pressure diving equipment for catching living fish in deep sea, which comprises a shell, wherein an equipment cavity is formed in the shell; the fishing device comprises a shell, a fishing bin, a fishing gear, a gear nut, a fishing bin, a first fishing rotating shaft, a second fishing rotating shaft, a first fishing gear, a third fishing rotating shaft, a first fishing bevel gear, a second fishing pulley, a third fishing rotating shaft, a third fishing gear and a third fishing bevel gear, wherein the shell at the rear end of the equipment cavity is provided with the fishing bins symmetrically in front and back, the fishing bin cavity is internally provided with the fishing bin cavity, the rear end of the fishing bin is rotatably provided with the first fishing rotating shaft penetrating through the fishing bin, the first fishing rotating shaft in the equipment cavity is fixedly provided with threads, the threads at the front end of the fishing bin are fixedly provided with the gear nut, the fishing bin at the right side of the gear nut is rotatably provided with the second fishing rotating shaft, the second fishing gear is fixedly provided with the first fishing gear, the third fishing rotating shaft on the right side of the fishing bin is fixedly provided with the first fishing bevel gear, a second fishing belt wheel is fixedly arranged at the front end of the third fishing rotating shaft, a cavity is arranged at the lower side of the equipment cavity, a first partition plate is arranged between the cavity and the equipment cavity, a speed reducing motor is fixedly arranged on the first partition plate positioned at the right side of the third fishing rotating shaft, a fourth fishing rotating shaft penetrating through the speed reducing motor is rotatably arranged on the speed reducing motor, a third fishing belt wheel is fixedly arranged on the fourth fishing rotating shaft positioned at the rear side of the speed reducing motor, a first belt is rotatably arranged between the third fishing belt wheel and the first fishing belt wheel as well as between the second fishing belt wheel, a supporting plate is fixedly arranged on the first fishing rotating shaft positioned in the fishing chamber, an angle adjusting hollow shaft is rotatably arranged on the first fishing rotating shaft positioned at the rear end of the supporting plate, and a second fishing bevel gear is fixedly arranged on the angle adjusting hollow shaft positioned at the front side of the supporting plate, the second fishing bevel gear can be meshed with the first fishing bevel gear under certain conditions, and a fishing net emitter is fixedly arranged at the rear end of the angle adjusting hollow shaft.

Further, for in the equipment intracavity fix on the first baffle be equipped with water pressure pressurization storehouse, water pressure pressurization storehouse chamber is contained in the water pressure pressurization storehouse, water pressure pressurization storehouse intracavity contains, be located gear motor with the water pressure between the storehouse fourth fishing pivot is gone up to fix and is equipped with first pressurization belt pulley, be located rotate on the water pressure pressurization storehouse on first pressurization belt pulley right side be equipped with pass the first pressurization pivot in water pressure pressurization storehouse, be located water pressure pressurization storehouse rear end the first pressurization pivot on be fixed be equipped with second pressurization belt pulley, second pressurization belt pulley with rotate between the first pressurization belt pulley be equipped with the second belt, be located water pressure pressurization storehouse intracavity the first pressurization pivot on be fixed be equipped with the rolling disc, be located rolling disc front end downside rotates and is equipped with second pressurization pivot, a first shaft sleeve is fixedly arranged on the second pressurizing rotating shaft, a second shaft sleeve is fixedly arranged on the second pressurizing rotating shaft positioned on the front side of the first shaft sleeve, a first pressurizing connecting rod is fixedly arranged at the left end of the first shaft sleeve, a first piston is hinged at the left end of the first pressurizing connecting rod, a second pressurizing connecting rod is fixedly arranged at the lower end of the second shaft sleeve, a second piston is hinged at the lower end of the second pressurizing connecting rod, a first piston sleeve is fixedly arranged on the hydraulic pressurizing bin positioned on the left side of the hydraulic pressurizing bin cavity, the first piston can slide in the first piston sleeve, a second piston sleeve is fixedly arranged on the hydraulic pressurizing bin positioned on the lower side of the hydraulic pressurizing bin cavity, the second piston can slide in the second piston sleeve, a water conveying pipe is connected and arranged on the left side of the lower end of the first piston sleeve and on the lower side of the left end of the second piston sleeve, and a water conveying pipe extending into the cavity is arranged at the lower end of the second piston, the left end of the first piston sleeve is provided with a pressurized water pipe extending into the cavity of the fishing bin, and the pressurized water pipe, the water conveying pipe and the water conveying pipe are internally provided with one-way valves.

Furthermore, the right end of the equipment cavity is provided with a motor, the first clapboard positioned at the right end of the equipment cavity is fixedly provided with a motor, the left end of the motor is rotatably provided with a first power rotating shaft extending out of the shell, the first power rotating shaft positioned outside the shell is fixedly provided with a main propeller, the left end of the first power rotating shaft is fixedly provided with a first power bevel gear, the shell positioned at the left side of the first power bevel gear is rotatably provided with a second power rotating shaft which is symmetrical front and back, the front end of the second power rotating shaft is fixedly provided with a second power bevel gear which can be meshed with the first power bevel gear, the second power rotating shaft positioned at the rear side of the second power bevel gear is fixedly provided with a first gear, the left side of the second power rotating shaft is rotatably provided with a third power rotating shaft, and the front end of the third power rotating shaft is fixedly provided with a third power bevel gear, and the second power bevel gear is fixedly arranged on the shell, a fifth power bevel gear is fixedly arranged on the second steering rotating shaft, the fifth power bevel gear can be meshed with the third power bevel gear, is positioned on the upper side of the fifth power bevel gear, a third gear is fixedly arranged on the second steering rotating shaft, and a third power bevel gear is fixedly arranged on the shell and positioned on the upper side of the third power bevel gear.

Furthermore, a fourth power bevel gear is fixedly arranged at the front end of the fourth power rotating shaft, a steering engine is fixedly arranged on the first partition plate positioned on the left side of the first power rotating shaft, a steering engine shaft is rotatably arranged at the upper end of the steering engine, a steering connecting rod is fixedly arranged at the upper end of the steering engine shaft, a through hole is formed in the left end of the steering connecting rod, a first steering rotating shaft is rotatably arranged on the shell positioned in the through hole, a sixth power bevel gear is fixedly arranged on the first steering rotating shaft positioned on the upper side of the steering connecting rod and can be meshed with the fourth power bevel gear under a certain condition, a fourth gear is fixedly arranged on the first steering rotating shaft positioned on the upper side of the sixth power bevel gear and can be meshed with the third gear under a certain condition, a steering rod is fixedly arranged at the upper end of the first steering rotating shaft, and a third steering rotating shaft extending out of the shell is rotatably arranged at the right end of the steering rod, and a third steering rotating shaft positioned outside the shell is fixedly provided with a steering page.

Further, the left side of the cavity comprises an observation cabin, a second partition plate is arranged between the observation cabin and the cavity, the left end of the second partition plate is hinged with an electric control hydraulic rod which is symmetrical front and back and left and right, the left end of the electric control hydraulic rod is hinged with a camera, and a toughened glass cover is fixedly arranged at the left end of the shell.

The invention has the beneficial effects that: the device has a simple structure, is convenient to operate, can replace human beings to better observe the deep sea world, can help the human beings to collect deep sea animals, can capture the deep sea fish, and can simulate the high-pressure environment of deep sea in equipment so as to enable the deep sea fish to better survive, provides favorable help for the human beings to explore the earth and research the deep sea animals, and has higher integration degree.

Drawings

In order to more clearly illustrate the embodiments of the 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, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of B of FIG. 1;

FIG. 4 is an enlarged schematic view of the structure of C in FIG. 1;

fig. 5 is an enlarged schematic view of the structure D in fig. 2.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The high-pressure diving equipment for catching the live fish in deep sea, which is described in conjunction with the attached drawings 1-5, comprises a casing 10, wherein an equipment cavity 11 is provided in the casing 10, fishing bins 80 which are symmetrical front and back are provided on the casing 10 at the rear end of the equipment cavity 11, a fishing bin cavity 73 is provided in the fishing bin 80, a fishing mechanism 90 is provided in the fishing bin cavity 73, a first fishing rotating shaft 28 passing through the fishing bin 80 is rotatably provided at the rear end of the fishing bin 80, a thread 79 is fixedly provided on the first fishing rotating shaft 28 in the equipment cavity 11, a gear nut 78 is fixedly provided on the thread 79 at the front end of the fishing bin 80, a second fishing rotating shaft 76 is rotatably provided on the fishing bin 80 at the right side of the gear nut 78, a first fishing gear 77 is fixedly provided on the second fishing rotating shaft 76, the first fishing gear 77 can be engaged with the outer ring of the gear nut 78, be located first fishing gear 77 front side fixed first fishing belt pulley 81 that is equipped with in the second fishing pivot 76, be located fishing storehouse 80 right side rotate on the casing 10 and be equipped with third fishing pivot 31, be located in the casing 10 fixedly on the third fishing pivot 31 be equipped with first fishing bevel gear 30, third fishing pivot 31 front end is fixed and is equipped with second fishing belt pulley 82, equipment chamber 11 downside contains cavity 22, cavity 22 with be equipped with first baffle 44 between the equipment chamber 11, be located third fishing pivot 31 right side fixed gear motor 35 that is equipped with on first baffle 44, rotate on gear motor 35 and be equipped with the fourth fishing pivot 45 that passes gear motor 35, be located the gear motor 35 rear side fixed third fishing belt pulley 34 that is equipped with on fourth fishing pivot 45, third fishing belt pulley 34 with first fishing belt pulley 81 with second fishing belt pulley 82 The fishing net is characterized in that a first belt 33 is arranged in the fishing bin cavity 73, a supporting plate 75 is fixedly arranged on the first fishing rotating shaft 28, an angle adjusting hollow shaft 27 is rotatably arranged on the first fishing rotating shaft 28 and is positioned at the rear end of the supporting plate 75, a second fishing bevel gear 74 is fixedly arranged on the angle adjusting hollow shaft 27 and is positioned at the front side of the supporting plate 75, the second fishing bevel gear 74 can be meshed with the first fishing bevel gear 30 under a certain condition, and a fishing net emitter 29 is fixedly arranged at the rear end of the angle adjusting hollow shaft 27.

For in the equipment chamber 11 fixed water pressure pressurization storehouse 83 that is equipped with on the first baffle 44, contain water pressure pressurization storehouse chamber 40 in the water pressure pressurization storehouse 83, contain the loading system 91 in the water pressure pressurization storehouse chamber 40, be located gear motor 35 with between the water pressure pressurization storehouse 83 the fixed first pressure belt pulley 36 that is equipped with in fourth fishing pivot 45, be located first pressure belt pulley 36 right side rotate on the water pressure pressurization storehouse 83 and be equipped with the first pressure pivot 39 that passes water pressure pressurization storehouse 83, be located the water pressure pressurization storehouse 83 rear end fixed second pressure belt pulley 38 that is equipped with in the first pressure pivot 39, second pressure belt pulley 38 with rotate between the first pressure belt pulley 36 and be equipped with second belt 37, be located in the water pressure pressurization storehouse chamber 40 fixed turning disk 72 that is equipped with on the first pressure pivot 39, a second pressurizing rotating shaft 84 is rotatably arranged on the lower side of the front end of the rotating disc 72, a first shaft sleeve 66 is fixedly arranged on the second pressurizing rotating shaft 84, a second shaft sleeve 67 is fixedly arranged on the second pressurizing rotating shaft 84 which is arranged on the front side of the first shaft sleeve 66, a first pressurizing connecting rod 68 is fixedly arranged on the left end of the first shaft sleeve 66, a first piston 65 is hinged to the left end of the first pressurizing connecting rod 68, a second pressurizing connecting rod 69 is fixedly arranged on the lower end of the second shaft sleeve 67, a second piston 71 is hinged to the lower end of the second pressurizing connecting rod 69, a first piston sleeve 64 is fixedly arranged on the hydraulic pressurizing bin 83 which is arranged on the left side of the hydraulic pressurizing bin cavity 40, the first piston 65 can slide in the first piston sleeve 64, a second piston sleeve 70 is fixedly arranged on the hydraulic pressurizing bin 83 which is arranged on the lower side of the hydraulic pressurizing bin cavity 40, and the second piston 71 can slide in the second piston sleeve 70, the left side of the lower end of the first piston sleeve 64 is connected with the lower side of the left end of the second piston sleeve 70 to form a water conveying pipe 62, the lower end of the second piston sleeve 70 is provided with a water conveying pipe 63 extending into the cavity 22, the left end of the first piston sleeve 64 is provided with a pressurized water pipe 32 extending into the fish catching chamber 73, and the pressurized water pipe 32, the water conveying pipe 63 and the water conveying pipe 62 both contain a one-way valve 61.

The right end of the equipment cavity 11 is provided with a power steering mechanism 92, the first partition 44 at the right end of the equipment cavity 11 is fixedly provided with a motor 20, the left end of the motor 20 is rotatably provided with a first power rotating shaft 19 extending out of the casing 10, the first power rotating shaft 19 outside the casing 10 is fixedly provided with a main propeller 18, the left end of the first power rotating shaft 19 is fixedly provided with a first power bevel gear 46, the casing 10 at the left side of the first power bevel gear 46 is rotatably provided with a second power rotating shaft 47 which is symmetrical in the front-back direction, the front end of the second power rotating shaft 47 is fixedly provided with a second power bevel gear 48, the second power bevel gear 48 can be meshed with the first power bevel gear 46, the second power rotating shaft 47 at the rear side of the second power bevel gear 48 is fixedly provided with a first gear 59, and the left side of the second power rotating shaft 47 is rotatably provided with a third power rotating shaft 42, a third power bevel gear 53 is fixedly arranged at the front end of the third power rotating shaft 42, a second gear 54 is fixedly arranged on the third power rotating shaft 42 behind the third power bevel gear 53, the second gear 54 can be meshed with the first gear 59, a second steering rotating shaft 15 is rotatably arranged on the housing 10 in front of the third power rotating shaft 42, a fifth power bevel gear 55 is fixedly arranged on the second steering rotating shaft 15, the fifth power bevel gear 55 can be meshed with the third power bevel gear 53, a third gear 58 is fixedly arranged on the second steering rotating shaft 15 above the fifth power bevel gear 55, a fourth power rotating shaft 41 extending out of the housing 10 is rotatably arranged on the housing 10 above the third power rotating shaft 42, and an auxiliary steering propeller 43 is fixedly arranged on the fourth power rotating shaft 41 outside the housing 10, a fourth power bevel gear 60 is fixedly arranged at the front end of the fourth power rotating shaft 41, a steering engine 49 is fixedly arranged on the first partition plate 44 positioned at the left side of the first power rotating shaft 19, a steering engine shaft 50 is rotatably arranged at the upper end of the steering engine 49, a steering connecting rod 51 is fixedly arranged at the upper end of the steering engine shaft 50, a through hole 52 is formed at the left end of the steering connecting rod 51, a first steering rotating shaft 13 is rotatably arranged on the shell 10 positioned in the through hole 52, a sixth power bevel gear 56 is fixedly arranged on the first steering rotating shaft 13 positioned at the upper side of the steering connecting rod 51, the sixth power bevel gear 56 can be meshed with the fourth power bevel gear 60 under a certain condition, a fourth gear 57 is fixedly arranged on the first steering rotating shaft 13 positioned at the upper side of the sixth power bevel gear 56, and the fourth gear 57 can be meshed with the third gear 58 under a certain condition, a steering rod 14 is fixedly arranged at the upper end of the first steering rotating shaft 13, a third steering rotating shaft 16 extending out of the shell 10 is rotatably arranged at the right end of the steering rod 14, and a steering blade 17 is fixedly arranged on the third steering rotating shaft 16 out of the shell 10.

The left side of the cavity 22 contains an observation cabin 12, a second partition plate 23 is arranged between the observation cabin 12 and the cavity 22, the left end of the second partition plate 23 is hinged with an electric control hydraulic rod 24 which is symmetrical front and back and left and right, the left end of the electric control hydraulic rod 24 is hinged with a camera 25, and a toughened glass cover 26 is fixedly arranged at the left end of the shell 10.

Initial state: the cavity 22 is empty of water, the device floats on the water surface, and the motor 20 is switched off.

The working state is as follows: pumping seawater into the cavity 22, submerging the equipment, opening the motor 20, rotating the motor 20 to drive the first power rotating shaft 19 to rotate, rotating the first power rotating shaft 19 to drive the main screw propeller 18 to rotate, rotating the main screw propeller 18 to drive the equipment to advance, rotating the first power rotating shaft 19 to drive the first power bevel gear 46 to rotate, rotating the first power bevel gear 46 to drive the second power bevel gear 48 to rotate, rotating the second power bevel gear 48 to drive the second power rotating shaft 47 to rotate, rotating the second power rotating shaft 47 to drive the first gear 59 to rotate, rotating the first gear 59 to drive the second gear 54 to rotate, rotating the second gear 54 to drive the third power rotating shaft 42 to rotate, rotating the third power rotating shaft 42 to drive the third power bevel gear 53 to rotate, the third power bevel gear 53 rotates to drive the fifth power bevel gear 55 to rotate, the fifth power bevel gear 55 rotates to drive the third gear 58 to rotate, the steering engine 49 is controlled, the steering engine 49 rotates to drive the steering engine shaft 50 to rotate, the steering engine shaft 50 rotates to drive the steering connecting rod 51 to rotate, the steering connecting rod 51 rotates to push the first steering rotating shaft 13 to rotate, the first steering rotating shaft 13 rotates to push the steering rod 14 to move, the steering rod 14 moves to drive the third steering rotating shaft 16 to rotate, the third steering rotating shaft 16 rotates to drive the steering leaf 17 to rotate, the steering leaf 17 rotates to control the steering of equipment, when the steering connecting rod 51 pushes the first steering rotating shaft 13 to the bottom, steering assistance is started, and the first steering rotating shaft 13 drives the fourth gear 57 to be meshed with the third gear 58, the sixth power bevel gear 56 is meshed with the fourth power bevel gear 60, the third gear 58 rotates to drive the fourth gear 57 to rotate, the fourth gear 57 rotates to drive the first steering rotating shaft 13 to rotate, the first steering rotating shaft 13 rotates to drive the sixth power bevel gear 56 to rotate, the sixth power bevel gear 56 rotates to drive the fourth power bevel gear 60 to rotate, the fourth power bevel gear 60 rotates to drive the fourth power rotating shaft 41 to rotate, the fourth power rotating shaft 41 rotates to drive the auxiliary steering propeller 43 to rotate, and the auxiliary steering propeller 43 rotates to drive the equipment to steer faster; when the fishing device reaches the deep sea, the gear motor 35 is turned on, the gear motor 35 rotates to drive the fourth fishing rotating shaft 45 to rotate, the fourth fishing rotating shaft 45 rotates to drive the third fishing belt pulley 34 to rotate, the third fishing belt pulley 34 rotates to drive the first belt 33 to rotate, the first belt 33 rotates to drive the second fishing belt pulley 82 and the first fishing belt pulley 81 to rotate, the first fishing belt pulley 81 rotates to drive the second fishing rotating shaft 76 to rotate, the second fishing rotating shaft 76 rotates to drive the first fishing gear 77 to rotate, the first fishing gear 77 rotates to drive the gear nut 78 to rotate, under the effect of the internal thread of the gear nut 78, the gear nut 78 rotates to drive the thread 79 to move, the thread 79 moves to drive the support plate 75 to move, the support plate 75 moves to drive the first fishing rotating shaft 28 to move, the first fishing rotating shaft 28 moves to drive the angle adjusting hollow shaft 27 to move, the angle adjusting hollow shaft 27 moves to drive the fishing net emitter 29 to move, the angle adjusting hollow shaft 27 moves to drive the second fishing bevel gear 74 to move, when the second fishing bevel gear 74 is moved to the bottom, the second fishing bevel gear 74 can be engaged with the first fishing bevel gear 30, the second fishing belt pulley 82 rotates to drive the third fishing rotating shaft 31 to rotate, the third fishing rotating shaft 31 rotates to drive the first fishing bevel gear 30 to rotate, the first fishing bevel gear 30 rotates to drive the second fishing bevel gear 74 to rotate, the second fishing bevel gear 74 rotates to drive the angle adjusting hollow shaft 27 to rotate, the angle adjustment hollow shaft 27 rotates to drive the fishing net launcher 29 to rotate, and the fishing net launcher 29 can perform aiming; the speed reducing motor 35 rotates reversely to retrieve the caught fish into the fish catching chamber 73, meanwhile, the fourth fishing rotating shaft 45 rotates to drive the first pressurizing belt pulley 36 to rotate, the first pressurizing belt pulley 36 rotates to drive the second belt 37 to rotate, the second belt 37 rotates to drive the second pressurizing belt pulley 38 to rotate, the second pressurizing belt pulley 38 rotates to drive the first pressurizing rotating shaft 39 to rotate, the first pressurizing rotating shaft 39 rotates to drive the rotating disc 72 to rotate, the rotating disc 72 rotates to drive the second pressurizing rotating shaft 84 to rotate, the second pressurizing rotating shaft 84 rotates to drive the first shaft sleeve 66 to rotate, the first shaft sleeve 66 rotates to push the first pressurizing connecting rod 68 to move, the first pressurizing connecting rod 68 moves to push the first piston 65 to move in the first piston sleeve 64, and the second pressurizing rotating shaft 84 rotates to drive the second shaft sleeve 67 to rotate, the second shaft sleeve 67 rotates to push the second pressurizing connecting rod 69 to move, the second pressurizing connecting rod 69 moves to push the second piston 71 to move in the second piston sleeve 70, under the action of the one-way valve 61, the second piston 71 sucks water in the cavity 22 through the water conveying pipe 63, the second piston 71 further sucks the water in the second piston sleeve 70 through the water conveying pipe 62 and the first piston sleeve 64, the first piston 65 presses the water in the first piston sleeve 64 into the fish catching chamber 73 through the pressurizing water pipe 32, and the pressure in the fish catching chamber 73 is increased continuously until the required pressure is reached repeatedly, so that the survival requirement of deep-sea fishes is met; the above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.