CN212172469U - Underwater booster - Google Patents

Abstract

The utility model discloses an underwater booster, which comprises a plastic shell, wherein the front end inside the plastic shell is provided with an electronic device sealed cabin, two ends of the electronic device sealed cabin are provided with buoyancy foam blocks, the top of the electronic device sealed cabin is provided with an aluminum alloy bearing frame, the bottom end of the electronic device sealed cabin is provided with a battery placing cabin, the tail end inside the plastic shell is provided with two power pushers, and the tail ends of the two power pushers are provided with two tail lamps; the utility model discloses a casing of boost motor under water adopts the soft buoyancy material of EVA, has from buoyancy, and the structure of design makes rivers flow from human both sides, can not assault the human body, has improved the comfort level to a great extent, gives people decurrent field of vision, does benefit to the amusement, and this kind of structure focus is balanced, accomplishes the upset action very easily during dive, in addition through special design's power impeller, impels efficiently.

Description

Underwater booster

Technical Field

The utility model relates to an amusement field under water specifically is an underwater booster.

Background

At present, equipment for water entertainment is deficient and is mostly large-scale equipment such as motorboats, only a plurality of types of equipment are used for water handheld propellers on the market, the conventional motorboats and the like adopt conventional power such as an internal combustion engine and the like, firstly, the noise is high, secondly, the environment is polluted, and the handheld propellers adopting lithium batteries as power sources are taken as emerging products, the requirements on drivers are lower, but the handheld propellers on the market generally have no self-buoyancy, the machines with high speed are too heavy, the battery is not detachable, long-time charging is needed after playing once, the taking is inconvenient, but also has higher requirement on the water intake of a driver, and a small-sized hand-held propeller which basically has no self-buoyancy and can only be used for diving, the water-learning performance of the driver is also high, and the general water flow directly impacts the human body and has strong discomfort. The utility model provides an underwater booster, the special U-shaped design makes rivers flow through from the health both sides, can not let rivers impact the human body and cause very big discomfort, and the U-shaped design makes the focus of the whole device balanced, can accomplish actions such as upset drift easily under water, the U-shaped design still gives the downward field of vision of human head, friendly to the amusement; the head of the device is inverted V-shaped, so that water resistance is effectively reduced, the bulge is arranged above the head, water flow in front of eyes of a driver is effectively blocked, impact of the water flow on the head in the driving process is avoided, and the driver is ensured to have a good view; the shell of the device is made of an EVA soft floating body material, so that the device has strong self-buoyancy, a driver can lie on the machine and can be used for lifesaving in an emergency, the safety is improved to a great extent, and the EVA soft floating body material cannot hurt the human body when colliding; the power impeller is designed by a special duct of hydrodynamics examination, has concentrated water flow, strong stability and strong thrust, and can assist a human body to easily complete actions such as overturning and the like under water; in addition, ceramic chips and heat conducting glue are used between the copper sheets and the electronic device sealed cabin to realize heat dissipation and insulation of the copper sheets, so that heat is transferred to the aluminum alloy cabin cover of the electronic device sealed cabin, the heat dissipation capacity is increased by contacting with water, and the safe operation of electronic elements in the electronic device sealed cabin is ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an underwater booster to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

an underwater booster comprises a plastic shell, wherein an electronic device sealed cabin is arranged at the front end inside the plastic shell, buoyancy foam blocks are arranged at two ends of the electronic device sealed cabin, an aluminum alloy bearing frame is arranged at the top of the electronic device sealed cabin, a battery placing bin is arranged at the bottom end of the electronic device sealed cabin, two power pushers are arranged at the tail end inside the plastic shell, two tail lamps are arranged at the tail ends of the two power pushers, and a battery is arranged in the battery placing bin;

above-mentioned plastic shell is the U-shaped design, the U-shaped design makes rivers flow through from health both sides, can not let rivers strike the human body and cause very big discomfort, the electron device sealed cabin can be sealed waterproof with various electronic component and place, the buoyancy of buoyancy foam piece's setting increase whole device, aluminum alloy load frame is the joint support part of each part, it can dismantle in placing the storehouse with the battery, conveniently charge, the power impeller is the power source of whole device, the tail lamp has ornamental effect.

The middle part of the plastic shell is provided with an aluminum alloy force bearing frame, the upper end of the aluminum alloy force bearing frame is provided with an upper shell, the upper end of the upper shell is provided with an upper cladding, the upper end of the upper cladding is provided with a handle, the lower end of the aluminum alloy force bearing frame is provided with a rear shell, the lower end of the rear shell is provided with a middle shell, the lower end of the middle shell is provided with a lower shell, the lower end of the lower shell is provided with a lower cladding, the lower end of the lower cladding is provided with a battery cover plate, the lower end of the battery cover plate is provided with a;

the aluminum alloy force bearing frame is a core support frame of the whole device and is connected with all parts, the upper shell, the rear shell, the middle shell, the lower shell and the battery cover plate are sequentially fixed to form the frame of the whole device, the whole device is made to form a structure with a U-shaped appearance and a space inside, the upper cladding, the lower cladding and the battery cover plate cladding are respectively fixed on the upper shell, the lower shell and the battery cover plate, certain buoyancy is provided for the whole device, the whole device can carry a human body to float on the water surface, the inside of the U-shaped structure is used for placing the upper half body of the human body, the human head can have a downward visual field in the U-shaped structure, the wide visual field is beneficial to entertainment, the U-shaped structure enables the center of gravity of the device to be uniform, and free turning under water can be.

The middle of the power impeller is provided with an impeller shell, a rotor is arranged in the impeller shell, a motor is arranged in the rotor, one end of the motor is provided with a first rectifier, the other end of the first rectifier is provided with an upper shell, the lower end of the upper shell is provided with a lower shell, the other end of the motor is provided with a stator, the other end of the stator is provided with a closing-in, the other end of the closing-in is provided with a straight port, and a rotor blade is arranged around the rotor;

above-mentioned impeller shell is the support piece of whole power impeller, can support whole device, the rotor is driven by the motor, can give the rivers thrust through the power duct, form the power of power duct, the rivers that first rectifier will get into the power duct flow along the inner wall of device, the effect of concentrated rivers has, the passageway and the rivers entry that upper shell and inferior valve were united and are formed rivers, the stator has integrated the rivers after the rotor accelerates, make the direction of rivers be on a parallel with the power duct, the binding off will concentrate through the rivers of rotor, be favorable to further parallel water flow direction and concentrated water flow, rivers flow from the straight mouthful, flow from the water jet at last.

The electronic device sealing cabin is internally provided with an electronic controller, the lower end of the electronic controller is provided with a copper sheet, the upper end of the electronic controller is provided with a ceramic sheet, the upper end of the ceramic sheet is provided with a heat conducting glue, the upper end of the heat conducting glue is provided with an aluminum alloy cabin cover, and the aluminum alloy cabin cover is a sealing cover plate of the electronic device sealing cabin.

The MOS electronic components on the electronic regulation are the main sources of heat generated by the electronic regulation, the copper sheet is adopted to increase the capacity of passing large current, meanwhile, the copper sheet is covered above the MOS devices to absorb heat, the ceramic sheet and the heat conducting glue are used between the copper sheet and the electronic device sealed cabin to realize heat dissipation and insulation of the copper sheet, the heat is transferred to the aluminum alloy cabin cover of the electronic device sealed cabin, and the heat dissipation capacity is further increased by contacting water.

The inner of upper portion casing is provided with display lamp and gear switch, be provided with starting switch on hand.

The display lamp is used for displaying the electric quantity of the whole device, the gear switch is used for enabling the whole device to be in a starting or closing state, the gear can be adjusted to control the running speed of the whole device, the starting switch is used for starting or stopping the device from running, the starting switch is arranged on the handle, and a user can conveniently control the whole device.

The water inlet is arranged at the front end of the middle shell, the large grid is arranged at the front end of the water inlet, and water spray nozzles are arranged on two sides of the tail end of the plastic shell.

Rivers get into from the water inlet, behind the power device in whole device accelerates, spout from the water jet to this impels whole device to go forward, and exports the both sides of setting at whole device, can not assault the human body during the water spray, more is favorable to human comfort level, and the setting of big grid is in order to prevent that the staff from getting into the water inlet and causing the accidental injury, and the annular tail lamp plays decorative effect when shining at night.

The upper part coating, the lower part coating and the battery cover plate coating are all made of EVA soft buoyancy materials.

The soft buoyancy material preparation of EVA gives the device certain buoyancy, and when the device bumps into or collides on the swimming pool inner wall with other people, the soft buoyancy material of EVA can not cause oneself or other people injured.

The U-shaped inner side of the plastic shell is an arc-shaped concave surface, the U-shaped outer side of the plastic shell is an inverted V-shaped convex surface, and the upper end of the inverted V-shaped convex surface is provided with a bulge.

The inboard arc concave surface of U-shaped that is closest to human head can make the rivers that flow to the head flow along the arc concave surface, and can not assault the head, falls "V" convex surface and can effectually reduce the water resistance, falls "V" convex surface upper end and has the uplift, and the effectual rivers that block driver's eyes have avoided the impact of in-process rivers to the head of traveling and guaranteed that the driver has good field of vision.

The stator comprises a stator shell, stator blades and a second rectifier, the stator blades are fixed on the periphery of the second rectifier, the stator blades and the second rectifier are fixed inside the stator shell, and the flow guide directions of the rotor blades and the stator blades are opposite.

The water flow accelerated by the rotor can generate rotating force, and the stator can stir the water flow generating the rotating force, so that the flow direction of the water flow is parallel to the power-assisted duct.

The motor is an open immersion water-cooled motor, the motor is fixed in the pusher shell, and the rotor is connected with the output end of the motor.

The immersion type water-cooled motor is of a brushless structure, has excellent load characteristics, good low-speed performance, large starting torque and small starting current, meets the requirement of frequent starting of a power duct, and saves electric energy.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the special U-shaped design enables water flow to flow through two sides of a human body, so that the water flow cannot impact the human body to cause great discomfort, the center of gravity of the whole device is balanced due to the U-shaped design, actions such as overturning, drifting and the like can be easily completed underwater, the downward visual field of the head of the human body is given due to the U-shaped design, and the entertainment is friendly;

2. the head of the device is inverted V-shaped, so that water resistance is effectively reduced, the bulge is arranged above the head, water flow in front of eyes of a driver is effectively blocked, impact of the water flow on the head in the driving process is avoided, and the driver is ensured to have a good view;

3. the shell of the device is made of an EVA soft floating body material, so that the device has strong self-buoyancy, a driver can lie on the machine and can be used for lifesaving in an emergency, the safety is improved to a great extent, and the EVA soft floating body material cannot hurt the human body when colliding;

4. the power impeller is designed by a special duct of hydrodynamics examination, has concentrated water flow, strong stability and strong thrust, and can assist a human body to easily complete actions such as overturning and the like under water;

5. the ceramic chip and the heat conducting glue are used between the copper sheet and the electronic device sealed cabin to realize heat dissipation and insulation of the copper sheet, so that heat is transferred to the aluminum alloy cabin cover of the electronic device sealed cabin, the heat dissipation capacity is increased by contacting with water, and the safe operation of electronic elements in the electronic device sealed cabin is ensured.

Drawings

Fig. 1 is a schematic view of the internal structure of an underwater booster of the present invention;

FIG. 2 is an exploded view of the plastic housing of the present invention;

FIG. 3 is a cross-sectional view of the power impeller of the present invention;

fig. 4 is a perspective view of the underwater booster of the present invention;

fig. 5 is a side view of the underwater booster of the present invention;

fig. 6 is a perspective view of the rotor of the present invention;

fig. 7 is a perspective view of the stator of the present invention;

fig. 8 is a cross-sectional view of the electronic device sealed cabin and the battery placing cabin of the present invention;

FIG. 9 is a detailed view of part A of the present invention;

fig. 10 is a side sectional view of the underwater booster of the present invention.

Reference numerals: 1. a plastic shell; 2. an electronic device capsule; 3. a buoyant foam block; 4. an aluminum alloy force bearing frame; 5. a battery placing bin; 6. a powered pusher; 7. A tail light; 8. a battery; 9. an upper housing; 10. coating the upper part; 11. a handle; 12. A rear housing; 13. a middle housing; 14. a lower housing; 15. coating the lower part; 16. a battery cover plate; 17. covering the battery cover plate; 18. a pusher housing; 19. a rotor; 20. a motor; 21. a first rectifier; 22. an upper shell; 23. a lower case; 24. a stator; 25. closing up; 26. straight mouth; 27. a rotor blade; 28. a display lamp; 29. a gear switch; 30. starting a switch; 31. a water inlet; 32. a large grid; 33. a water jet; 34. a stator housing; 35. a stator vane; 36. a second rectifier; 37. electrically adjusting; 38. a copper sheet; 39. a ceramic plate; 40. heat conducting glue; 41. an aluminum alloy hatch cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1 to 9, in the embodiment of the present invention, an underwater booster includes a plastic casing 1, the plastic casing 1 is a U-shaped hollow structure and is an external frame of the whole device, an electronic device capsule 2 is disposed at the front end inside the plastic casing 1, the electronic device capsule 2 is disposed in a sealing manner and is used for placing electronic components in the device, buoyancy foam blocks 3 are disposed at two ends of the electronic device capsule 2, the buoyancy foam blocks 3 are filled inside the plastic casing 1 and are used for providing a certain buoyancy to the device, an aluminum alloy force-bearing frame 4 is disposed inside the electronic device capsule 2, the aluminum alloy force-bearing frame 4 is used for supporting each component, a battery placing chamber 5 is disposed at the bottom end of the electronic device capsule 2, the battery placing chamber 5 and the electronic device capsule 2 are integrally formed and are used for placing batteries, two power pushers 6 are disposed at the tail end inside the plastic casing 1, the power pusher 6 is a power device for pushing the device to advance, two tail lamps 7 are arranged at the tail ends of the two power pushers 6, the tail lamps 7 are in a dense lamp bead ring design, the tail lamps are kept luminous in the starting and running processes, the lamp colors can be changed automatically according to programs or are single, the lamp colors are used for viewing and admiring, batteries 8 are arranged in the battery placing bin 5, the batteries 8 are detachably arranged, and the batteries 8 can be repeatedly taken and placed by opening the battery cover plate 16;

the middle part of the plastic shell 1 is provided with an aluminum alloy force-bearing frame 4, the aluminum alloy force-bearing frame 4 is a thin sheet structure made of aluminum alloy material, is divided into a head part and a tail part, is a core support frame of the whole device and is used for supporting all parts; the upper end of an aluminum alloy force bearing frame 4 is provided with an upper shell 9, the upper shell 9 is integrally U-shaped, the outside of the tip end is V-shaped, the outer side of the front end is a convex arc surface, the inner side of the front end is a thin sheet structure with a concave arc surface, the upper end of the upper shell 9 is provided with an upper cladding 10, the upper cladding 10 is wrapped and fixed on the upper shell 9, the upper end of the upper cladding 10 is provided with handles 11, the positions of the two handles 11 contain the placing positions of arms, the angle setting of the handles 11 is the easiest to use, the lower end of the aluminum alloy force bearing frame 4 is provided with a rear shell 12, the rear shells 12 are arranged on two inner sides of the whole device and are used for supporting parts on two arms of the U-shaped structure, the lower end of the rear shell 12 is provided with a middle shell 13, the middle shell 13 is a U-shaped structure with a wider streamline, used for dispersing the pressure of the front-end water flow; the lower end of the middle shell 13 is provided with a lower shell 14, the lower shell 1 and the middle shell 13 are fixedly arranged, are of streamline U-shaped structures with raised lower edges at the front ends and are used for supporting the structure of a lower end part and dispersing lower end water flow; the lower end of the lower shell 14 is provided with a lower cladding 15, the shape of the lower cladding 15 is similar to that of the lower shell 14, the lower cladding 15 is wrapped and fixed on the lower shell 14 and used for generating buoyancy, the lower end of the lower cladding 15 is provided with a battery cover plate 16, the battery cover plate 16 is of a sheet structure and used for replacing a battery 8 in the whole device, the lower end of the battery cover plate 16 is provided with a battery cover plate cladding 17, the shape of the battery cover plate cladding 17 is similar to that of the battery cover plate 16 and is wrapped and fixed on the battery cover plate 16, and the plastic shell 1;

the middle part of the power impeller 6 is provided with an impeller shell 18, the impeller shell 18 is a hollow cylinder structure and is a supporting structure of the power impeller 6, a rotor 19 is arranged in the impeller shell 18, the rotor 19 is a hollow cylinder structure, a plurality of blades are arranged on the whole body of the cylinder structure, the rotor 19 is used for stirring water flow when rotating and giving an accelerating force to the water flow, a motor 20 is arranged in the rotor 19, the motor 20 is a water-cooled brushless motor, the motor 20 is used for driving the rotor 19 to rotate, one end of the motor 20 is provided with a first rectifier 21, the first rectifier 21 is a hemispherical structure with a convex tip and is used for rectifying the water flow flowing into the power impeller 6, so that the water flow passes through the rotor 19 more intensively, the other end of the first rectifier 21 is provided with an upper shell 22, the lower end of the upper shell 22 is provided with a lower shell 23, the water flow enters the channel from the water inlet 31, the other end of the motor 20 is provided with a stator 24, the stator 24 integrates the water flow accelerated by the blade rotor 19, the direction of the water flow is parallel to the power impeller 6, the water flow accelerated by the rotor 19 is intensively rectified, the other end of the stator 24 is provided with a closing-in 25, the closing-in 25 is a cylindrical structure with a large opening at one end and a small opening at the other end and is used for intensively forming the water flow with larger pressure intensity, the other end of the closing-in 25 is provided with a straight opening 26, the straight opening 26 is a cylindrical structure and is used for discharging the accelerated water flow from a water spraying opening 33, a rotor blade 27 is arranged on the periphery of the rotor 19, and the rotor blade 27 is a structure directly acting on;

an electronic device sealed cabin 2 is internally provided with an electronic controller 37, MOS electronic components on the electronic controller 37 are main sources of heat generated by the electronic controller, the lower end of the electronic controller 37 is provided with a copper sheet 38, the copper sheet 38 is adopted to increase the capacity of passing large current, meanwhile, the copper sheet 38 is covered above the MOS device to absorb heat, the upper end of the electronic controller 37 is provided with a ceramic sheet 39, the upper end of the ceramic sheet 39 is provided with a heat conducting glue 40, the ceramic sheet 39 and the heat conducting glue 40 are used between the copper sheet 38 and the electronic device sealed cabin 2 to realize heat dissipation and insulation, the upper end of the heat conducting glue 40 is provided with an aluminum alloy cabin cover 41, the aluminum alloy cabin cover 41 is a sealed cover plate of the electronic device sealed cabin 2.

The inner end of the upper shell 9 is provided with a display lamp 28 and a gear switch 29, the display lamp 28 is used for displaying the electric quantity of the whole device, the gear switch 29 is used for enabling the whole device to be in a power-on state or a power-off state, the gear can be adjusted to control the running speed of the whole device, the handle 11 is provided with a starting switch 30, the starting switch 30 is used for starting or stopping the running of the device, the starting switch is arranged on the handle 11, and a user can conveniently control the whole device.

The front end of the middle shell 13 is provided with a water inlet 31, the water inlet 31 is arranged on two sides of the front end of the whole device, the front end of the water inlet 31 is provided with a large grating 32, the large grating 32 is used for preventing accidental injury caused by touching the water inlet 31 by hands, two sides of the tail end of the plastic shell 1 are provided with water spraying ports 33, the water spraying ports 33 are arranged on two sides of the whole device, and a human body cannot be impacted during water spraying.

The upper portion cladding 10, the lower portion cladding 15 and the battery cover plate cladding 17 are all made of EVA soft buoyancy materials, the EVA soft buoyancy materials have strong buoyancy when being soaked in water, can bring a human body to float on the water surface, and cannot injure oneself or other people when the device collides with other people or collides with the inner wall of the swimming pool.

The U-shaped inboard that states plastic shell 1 is the arc concave surface, the inboard arc concave surface of U-shaped that is closest to human head, can make the rivers that flow to the head flow along the arc concave surface, and can not impact the head, the U-shaped outside of plastic shell 1 is the convex surface of falling V, and there is the uplift on the convex surface of falling V, the convex surface of falling V can effectual reduction water resistance, there is the uplift on the convex surface of falling V, effectual rivers that block driver's eyes, the impact of the in-process rivers of having avoided traveling to the head, guarantee that the driver has good field of vision.

The stator 24 includes a stator housing 34, stator blades 35 and a second rectifier 36, the stator housing 34 is a cylindrical structure, water flows through the stator housing 34, the stator blades 35 are fixed on a circumference of the second rectifier 36, the stator blades 35 and the second rectifier 36 are fixed inside the stator housing 34, the flow guiding directions of the rotor blades 27 and the stator blades 35 are opposite, the water flowing through the rotor 19 can be driven by the rotor blades 27 to rotate axially, the stator blades 35 can give a reverse rotation force to the water flow, so that the water flows out radially, and the second rectifier 36 is a hemispherical structure with a convex tip and is used for enabling the water flow to flow out concentratedly.

The motor 20 is an open immersion type water-cooling motor, the immersion type water-cooling motor is of a brushless structure, the load characteristic is excellent, the low-speed performance is good, the starting torque is large, the starting current is small, the requirement of frequent starting of a power duct is met, the electric energy is saved, the motor 20 is fixed in the impeller shell 18, and the rotor 19 is connected with the output end of the motor 20 and serves as a power source for water flow acceleration.

In addition, a controller is arranged in the electronic device sealed cabin 2 of the whole device to control the operation of the whole device, and the battery 8 is electrically connected with all electronic elements, switches, motors and the like.

The utility model discloses a theory of operation is: the U-shaped structure of the plastic shell 1 forms an external structure and a supporting structure of the whole device, the buoyancy foam block 3, the upper cladding 10 and the lower cladding 15 provide certain buoyancy for the whole device, so that a person carrying the device can float on the water surface, the U-shaped supporting structure provides a downward visual field for a human body, the gravity center of the U-shaped structure is balanced, the human body can freely turn over when diving, the arc concave surface on the inner side of the U-shaped structure enables water flow flowing to the head to flow along the arc concave surface without impacting the head, and the inverted V-shaped convex surface on the outer side of the U-shaped structure effectively reduces water resistance;

water flow enters from the water inlet 31, in the channel formed by the upper shell 22 and the lower shell 23, the water flow is guided by the first rectifier 21, the water flow is concentrated to pass through the rotor 19, the motor 20 drives the rotor 19 to rotate, the rotor 19 drives the rotor blades 27 to rotate, the rotor blades 27 stir the water flow when rotating, the water flow is accelerated radially, meanwhile, the water flow generates certain axial motion, the stator blades 35 arranged on the stator 24 give reverse rotation force to the water flow, the water flow flows out radially, the second rectifier 36 guides the water flow, the water flow is concentrated to flow out, the water flow rectified by the stator 24 is collected and flows through the closing-in 25, the water flow is discharged from the straight port 26 finally, the water flow is discharged out of the whole device through the water spraying port 33 finally, and forward power.

The MOS electronic components arranged on the electronic controller 37 in the electronic device sealed cabin 2 are the main source of heat generated by the electronic controller, the copper sheet 38 increases the capacity of passing large current, meanwhile, the copper sheet 38 covers the MOS devices to absorb heat, a ceramic sheet 39 and a heat conducting glue 40 are used between the copper sheet 38 and the electronic device sealed cabin 2 to realize heat dissipation and insulation, the aluminum alloy cabin cover 41 is a sealing cover plate of the electronic device sealed cabin 2, the heat conducting glue 40 transfers the heat to the aluminum alloy cabin cover 41, and the heat dissipation capacity is further increased by contacting with water.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an underwater booster, includes plastic shell (1), its characterized in that: an electronic device sealed cabin (2) is arranged at the front end inside the plastic shell (1), two buoyancy foam blocks (3) are arranged at two ends of the electronic device sealed cabin (2), an aluminum alloy bearing frame (4) is arranged inside the electronic device sealed cabin (2), a battery placing bin (5) is arranged at the bottom end of the electronic device sealed cabin (2), two power pushers (6) are arranged at the tail end inside the plastic shell (1), two tail lamps (7) are arranged at the tail ends of the two power pushers (6), and a battery (8) is arranged in the battery placing bin (5);

the aluminum alloy bearing frame (4) is arranged in the middle of the plastic shell (1), the upper end of the aluminum alloy bearing frame (4) is provided with an upper shell (9), the upper end of the upper shell (9) is provided with an upper cladding (10), the upper end of the upper cladding (10) is provided with a handle (11), the lower end of the aluminum alloy bearing frame (4) is provided with a rear shell (12), the lower end of the rear shell (12) is provided with a middle shell (13), the lower end of the middle shell (13) is provided with a lower shell (14), the lower end of the lower shell (14) is provided with a lower cladding (15), the lower end of the lower cladding (15) is provided with a battery cover plate (16), the lower end of the battery cover plate (16) is provided with a battery cover plate cladding (17), and the;

a pusher shell (18) is arranged in the middle of the power pusher (6), a rotor (19) is arranged in the pusher shell (18), a motor (20) is arranged in the rotor (19), a first rectifier (21) is arranged at one end of the motor (20), an upper shell (22) is arranged at the other end of the first rectifier (21), a lower shell (23) is arranged at the lower end of the upper shell (22), a stator (24) is arranged at the other end of the motor (20), a closing-in (25) is arranged at the other end of the stator (24), a straight port (26) is arranged at the other end of the closing-in (25), and rotor blades (27) are arranged on the periphery of the rotor (19;

be provided with in electron device sealed cabin (2) and transfer (37), it is provided with copper sheet (38) to transfer (37) lower extreme, it is provided with potsherd (39) to transfer (37) upper end, there is potsherd (39) upper end to be provided with heat-conducting glue (40), heat-conducting glue (40) upper end is provided with aluminum alloy cabin cover (41), aluminum alloy cabin cover (41) are the sealed apron of electron device sealed cabin (2).

2. The underwater booster of claim 1, wherein: the inner end of the upper shell (9) is provided with a display lamp (28) and a gear switch (29), and the handle (11) is provided with a starting switch (30).

3. The underwater booster of claim 1, wherein: the water inlet (31) is arranged at the front end of the middle shell (13), the large grid (32) is arranged at the front end of the water inlet (31), and water spraying ports (33) are arranged on two sides of the tail end of the plastic shell (1).

4. The underwater booster of claim 1, wherein: the upper part coating (10), the lower part coating (15) and the battery cover plate coating (17) are all made of EVA soft buoyancy materials.

5. The underwater booster of claim 1, wherein: the U-shaped inner side of the plastic shell (1) is an arc-shaped concave surface, the U-shaped outer side of the plastic shell (1) is an inverted V-shaped convex surface, and the upper end of the inverted V-shaped convex surface is provided with a bulge.

6. The underwater booster of claim 1, wherein: the stator (24) comprises a stator shell (34), stator blades (35) and a second rectifier (36), the stator blades (35) are fixed on the periphery of the second rectifier (36), the stator blades (35) and the second rectifier (36) are fixed inside the stator shell (34), and the flow guide directions of the rotor blades (27) and the stator blades (35) are opposite.

7. The underwater booster of claim 1, wherein: the motor (20) is an open immersion type water-cooling motor, the motor (20) is fixed in the impeller shell (18), and the output end of the rotor (19) is connected with the output end of the motor (20).

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