Abrégé

A flow guide hood end cover (1000) for an underwater application. The flow guide hood end cover comprises: meridional structures (111, 112); and zonal structures (121, 122, 123, 124, 125, 126), intersecting with the meridional structures (111, 112). The cross section of the meridional structures (111, 112) and/or the zonal structures (121, 122, 123, 124, 125, 126) is streamlined (C-C') from a water inlet side to a water outlet side.

Classes IPC  ?

• B63H 5/16 - Aménagements à bord des navires des éléments propulsifs agissant directement sur l'eau des hélices caractérisées par un montage sous voûteAménagements à bord des navires des éléments propulsifs agissant directement sur l'eau des hélices avec des éléments fixes de guidage des filets d'eauMoyens pour empêcher l'encrassement de l'hélice, p. ex. protections, grillages ou écrans

Abrégé

A protection structure of a glass display screen (4) in an underwater pressure cabin, and the protection structure comprises: a pressure-bearing shell (1) which is made of a hard material and is in a box cover shape, wherein the pressure-bearing shell (1) is jointly defined by an upper surface and a circumferential side wall below the upper surface; and a soft material piece (2) which is made of a soft material, wherein the soft material member (2) is embedded into the pressure-bearing shell (1), a space capable of containing a glass display screen (4) is formed by the soft material member (2) and the pressure-bearing shell (1), a groove (21) is provided in the soft material member (2), and the glass display screen (4) can be embedded into the groove (21) to be fixed. By means of the protection structure, the glass display screen (4) can be guaranteed to be safe and worry-free when an underwater pressure chamber deforms due to changes in underwater pressure or the glass display screen (4) and the protection structure fall together.

Classes IPC  ?

• G09F 9/00 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels

Abrégé

A thrust block (100), a motor, and an underwater booster. A first through hole (110) is provided at the center of the thrust block (100) along the axial direction, and water grooves (120) are provided on one end surface, one end of the water grooves (120) extending to a side wall of the thrust block (100). By means of the effect of the water grooves (120), the thrust block (100) forms a water membrane when rotating, thus reducing abrasion and extending the service life.

Classes IPC  ?

• B63H 21/17 - Aménagements de l'appareil moteur de propulsion ou de certains de ses éléments pour utilisation à bord des navires le navire étant actionné par moteurs par moteur électrique
• B63H 23/24 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs à entraînement non mécanique électrique
• H02K 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs

Abrégé

The present application discloses an underwater swimming aid device, comprising: a power apparatus including a propeller and a connection plate, wherein the propeller provides power to enable the underwater swimming aid device to move forward, and the connection plate is fixed to the propeller; and a camera fixing apparatus including an installation support and a fixing support, wherein the installation support is fixed on the connection plate and is fixedly connected to the fixing support, and the fixing support is used to fix a camera device. The underwater swimming aid device is configured by fixing a camera fixing apparatus to an existing underwater swimming aid device and then mounting a camera on the camera fixing apparatus, thus enabling a user to enjoy using the swimming aid device and to photograph underwater scenery.

Classes IPC  ?

• A63B 35/12 - Châssis de natation avec mécanismes de propulsion mus par le nageur ou par un moteur à propulseur mécanique manœuvré par un moteur
• A63B 31/00 - Accessoires de natation
• B63C 11/02 - Équipement de plongeurs

Abrégé

The present disclosure relates to a remotely operated underwater vehicle and a control method therefor. The remotely operated underwater vehicle comprises a body having an imaging unit and a control unit; a power unit disposed on the body; a beacon unit for being worn on a part of a user's body, wherein the beacon unit can emit a plurality of optical control signals with different brightness; and the control unit can control the power unit to respond according to the optical control signals collected by the imaging unit to adjust an action and a posture of the body.

Classes IPC  ?

• B63G 8/00 - Navires submersibles, p. ex. sous-marins
• B63C 11/02 - Équipement de plongeurs

Abrégé

Disclosed is an electronic element sealing assembly, comprising: a sealing base, and a sealing housing for mounting an electronic element, wherein the sealing base is provided with a mounting compartment which has a top opening and is used for accommodating the sealing housing, with the volume and shape of the mounting compartment being adapted to the sealing housing; the left end of the sealing housing is provided with a first connection channel; and the left end of the mounting compartment is provided with a second connection channel and a sealing washer surrounding the second connection channel, and the right end thereof is provided with an elastic plunger latch. After the sealing housing is mounted in the mounting compartment, the elastic plunger latch laterally abuts against the right end of the sealing housing and is thus at a lateral pressing position, and at this moment, the first connection channel is aligned with the second connection channel and is in sealing communication with the second connection channel by means of the sealing washer, and the elastic plunger latch also forms a right-side stopper that prevents the sealing housing from being vertically detached from the mounting compartment.

Classes IPC  ?

• H05K 5/06 - Enveloppes scellées hermétiquement
• H05K 5/02 - Enveloppes, coffrets ou tiroirs pour appareils électriques Détails

Abrégé

Disclosed is an underwater booster, comprising a capsule (5), a first booster mounting structure (1) and a second booster mounting structure (8) distributed symmetrically on two sides of the capsule (5); and a first connecting structure (2) and a second connecting structure (7) distributed symmetrically on the two sides of the capsule (5), wherein the first booster mounting structure (1) is connected to the capsule (5) via the first connecting structure (2), and the second booster mounting structure (8) is connected to the capsule (5) via the second connecting structure (7); the first connecting structure (2) and the second connecting structure (7) are both provided with a handle for holding, and an axis of the first booster mounting structure (1) and an axis of the second booster mounting structure (8) are not parallel. The structure can improve user experience.

Classes IPC  ?

• B63C 11/02 - Équipement de plongeurs
• B63C 11/46 - Engins automoteurs de plongée ou engins analogues, c.-à-d. engins chevauchés par l'homme en tenue de plongeur

Abrégé

Disclosed is an underwater auxiliary propulsion device, comprising a cylindrical main body, two propellers (5) and a handle (10), wherein the handle (10) and the two propellers (5) are assembled at a position close to a tail part of the main body, and the two propellers (5) are respectively located at two sides of the handle (10) such that, when a user in the water is holding the handle (10), rearward moving spray produced by the two propellers (5) passes from two sides of the user. The underwater auxiliary propulsion device can prevent spray produced by itself from colliding with the body of a diver, thereby improving the operability of the underwater auxiliary propulsion device by the diver and improving the field of view of the diver, such that the diver can better survey the underwater scene.

Classes IPC  ?

• B63C 11/52 - Outillage spécialement adapté au travail sous l'eau, non prévu ailleurs
• A63B 35/12 - Châssis de natation avec mécanismes de propulsion mus par le nageur ou par un moteur à propulseur mécanique manœuvré par un moteur

Abrégé

A remotely operated underwater vehicle and a control method therefor, the remotely operated underwater vehicle comprising a main body (1) having a camera unit (11) and a control unit, a power unit (12) that is disposed on the main body, and a beacon unit (2) that is used for being worn on a certain part of the body of a user. The beacon unit (2) is capable of emitting a plurality of optical control signals of different levels of brightness and dimness; the control unit is capable of controlling the power unit (12) to give corresponding responses according to the optical control signals acquired by the camera unit (11) so as to adjust the movement and attitude of the main body (1). The device and method are capable of better capturing photos underwater for divers.

Classes IPC  ?

• B63C 11/02 - Équipement de plongeurs
• B63G 8/00 - Navires submersibles, p. ex. sous-marins

Abrégé

Provided is a propeller for a submersible, comprising: a housing (1) having a cylindrical structure with two open ends; a stator sleeve (2), which is a cylindrical structure with one end open and is suspended in an internal cavity of the housing (1); a motor stator (3) fixed inside the stator sleeve (2); a rotor sleeve (4), which is a cylindrical structure with one end open, and is disposed on the stator sleeve (2); a motor rotor (5) fixed to an inner wall of the rotor sleeve (4); and a propeller (6) fixed to an outer side wall of the rotor sleeve (4). The propeller (6) of the underwater propeller is directly fixed on the rotor sleeve (4), so that the structure of the motor is compact, and the rotational shaft transmission is not required, so that the length of the propeller is shortened and the volume is reduced.

Classes IPC  ?

• B63H 23/02 - Transmission de l'énergie de l'appareil de propulsion aux éléments propulsifs à entraînement mécanique

Abrégé

Provided is an underwater booster, comprising: an equipment compartment (5), which is internally provided with a sealed cavity (51); a first connecting rod (2), one end of which is fixed on the outer wall of the equipment compartment (5); a second connecting rod (7), one end of which is fixed on the outer wall of the equipment compartment (5); a first propeller mounting cylinder (1) fixed to the other end of the first connecting rod (2); a second propeller mounting cylinder (8) fixed to the other end of the second connecting rod (7); a first propeller (10) disposed in the first propeller mounting cylinder (1); and a second propeller (11) disposed in the second propeller mounting cylinder (8). The diver can control the direction of the underwater propeller with less force and it is easy to operate.

Classes IPC  ?

• A63B 35/12 - Châssis de natation avec mécanismes de propulsion mus par le nageur ou par un moteur à propulseur mécanique manœuvré par un moteur

Abrégé

Disclosed are an ROV thruster tailhood, comprising a tailhood body and further comprising a control circuit board, a heat dissipating block, heat dissipating silica gel and a long-pole screw. The heat dissipating block is fixed at the bottom of the control circuit board, and is located between the control circuit board and the tailhood body; through holes matching the long-pole screw are formed on the heat dissipating block and the tailhood body respectively; the long-pole screw is used for fixing the heat dissipating block onto the tailhood body; the heat dissipating silica gel is filled between the control circuit board and the heat dissipating block.

Classes IPC  ?

• H05K 5/03 - Couvercles ou capots

Abrégé

Disclosed is a tool for machining a modified gear of an ROV thruster, comprising a tool head and a hob provided on the tool head. The hob comprises a plurality of continuously and linearly arranged hob teeth. The height of any of the hob teeth is 1.65 cm, in which the dedendum is 0.975 cm and the addendum is 0.675 cm. The thickness of any of the hob teeth is 0.946 cm; the radius of an addendum circle is 0.324 cm; the radius of a dedendum circle is 0.163 cm; the tooth lead angle is 1°7'18", and the winding is right hand winding. The distance between every two adjacent hob teeth is 1.885 cm. For the hob, the modulus is 0.6, the number of spaces is 12, and the pressure angle is 20°. The helix angle of blade grooves is 0°, and the blade grooves are straight grooves on the aspect of the winding direction. The radius of a base circle is 0.823 cm, and the lead angle of the base circle is 20°1'49". The modified gear of the ROV thruster is machined by the hob teeth of the hob.

Classes IPC  ?

• B23F 21/16 - Fraises-mères

Abrégé

A power system used for an underwater robot and an underwater robot, wherein the power system comprises: a vertical suspension propeller assembly (10) including a left vertical suspension propeller assembly (11) and a right vertical suspension propeller assembly (12), the left vertical suspension propeller assembly (11) and the right vertical suspension propeller assembly (12) being arranged on two sides of the body of the underwater robot symmetrically with respect to the central axis of the underwater robot, the left vertical suspension propeller assembly (11) and the right vertical suspension propeller assembly (12) each comprising at least one vertical suspension propeller and the number of vertical suspension propellers included being equal; and a horizontal suspension propeller assembly (20) including a left horizontal suspension propeller assembly (21) and a right horizontal suspension propeller assembly (22), the left horizontal suspension propeller assembly (21) and the right horizontal suspension propeller assembly (22) being arranged on two sides of a tail portion of the underwater robot symmetrically with respect to the central axis of the underwater robot, the left horizontal suspension propeller assembly (21) and the right horizontal suspension propeller assembly (22) each comprising at least one horizontal suspension propeller and the number of horizontal suspension propellers included being equal.

Classes IPC  ?

• B63G 8/08 - Propulsion
• B63C 11/00 - Équipement pour séjourner ou travailler sous l'eauMoyens de recherche des objets immergés