40 results about "Shark finning" patented technology

The invention belongs to the technical field of high-speed train aerodynamic optimization, and particularly relates to a train pneumatic drag reduction and wake flow regulation and control device and method based on bionic shark fins. The device comprises a base, the base is arranged on the lower surface of the vehicle body fairing through a plurality of bolts, a fin plate is arranged on the base, and a fixing block is arranged at the bottom of the fin plate; the base is provided with a plurality of limiting and locking mechanisms, the fin plate is limited through the limiting and locking mechanisms, the limiting and locking mechanisms are provided with driving mechanisms, the driving mechanisms are connected with rotating shafts, and the rotating shafts are connected with the fixing blocks and used for driving the fin plate to rotate; a lateral reinforcing plate is arranged on the outer side of the base, a pneumatic compensation plate is arranged between the lateral reinforcing plate and the fin plate, and the pneumatic compensation plate is fixedly connected with the base plate. By dynamically adjusting the attack angle and clearance compensation of an additional device on the surface of the vehicle body, aerodynamic resistance is reduced, wake flow stability is improved, and self-adaptive optimization under complex working conditions is achieved.

Multi-plate brake or multi-plate clutch (20) with external lubrication by means of a nozzle (45), wherein the plates have shark fin-shaped friction segments (42) which are spaced apart from one another by means of segmentation grooves (15). Drag grooves (17) in the form of recesses are formed on the outer edge of the carrier disk of the plate.

1. The name of the design product: centrifugal wind wheel (shark fin bionic backward tilt type). 2. The use of the design product: as a fan accessory, generating airflow to dissipate heat for energy storage air conditioners. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

A battery connector seal for a portable communication device includes a first sealing rib, a second sealing rib extending from the first sealing rib, a third sealing rib extending from the second sealing rib, and a fourth sealing rib extending from the third sealing rib to the first sealing rib. The first sealing rib, the second sealing rib, the third sealing rib, and the fourth sealing rib together define a central opening. The first sealing rib, the second sealing rib, the third sealing rib, and the fourth sealing rib are positioned to receive a battery sliding across the third sealing rib toward the first sealing rib. The third sealing rib has a non-symmetrical cross-sectional profile.

The utility model discloses a multifunctional shower nozzle with shark fin design, which comprises a main body, a front nozzle, a shark fin structure and a bidirectional switch component, the main body is columnar and made of durable plastic materials, and a water flow channel is arranged in the main body; the front spray head is arranged on one side of the main body, and a plurality of fine water outlet holes are uniformly distributed in the front spray head; the shark fin structure is arranged on the other side of the main body, consists of a plurality of fins made of silica gel and is arranged in an array, and water flow can flow through the two sides of the fins; the bidirectional switch assembly is arranged in the main body. Therefore, the shower nozzle has two water outlet modes of front nozzle atomization and special cleaning of the shark fin structure, various scene requirements of daily cleaning, massage cleaning and the like can be met, the shark fin structure is made of silica gel materials and is easy to clean and resistant to bacteria, all parts are in threaded connection and convenient to disassemble and maintain, the mode switching is easy through the two-way switch assembly, and the cleaning effect is good. The cleaning device is particularly suitable for old people and crowds with large sizes or injured shoulders and arms, saves labor and is thorough in cleaning.

1. Name of the design product: imitation fish bait (shark fin hard bait). 2. Use of the design product: the design product is used for fishing bait. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The utility model discloses an automatic stemming loading device for a stokehole mud gun of an iron-making blast furnace, which comprises a mud storage bin, and a top feed port of the mud storage bin is used for receiving stemming in a mud drum above; the top of the mud storage bin is provided with a three-blade knife for cutting a mud drum; a bottom discharge hole of the sludge storage bin is communicated with a sludge pushing cavity; the two sides of the sludge pushing cavity in the horizontal direction are open; an opening in one side of the mud pushing cavity is communicated to a mud inlet of a mud barrel of the mud gun through a downwards inclined sliding groove and a vertically arranged mud falling pipe in sequence; a sludge pushing barrel which reciprocates along the axis of the sludge pushing cavity is sleeved in an opening in the other side of the sludge pushing cavity; a pair of shark fin knives is arranged at the end, close to the mud pushing cavity, of the mud pushing barrel, and the included angle formed between the top ends of the two shark fin knives is 30 degrees. The automatic stemming loading device solves the problem that an existing automatic stemming loading device is difficult to unload.

The utility model provides a shark fin antenna, which relates to the technical field of automobile antennas and comprises a bottom plate and a shell which are detachably connected. The satellite call antenna unit is arranged on the upper side of the bottom plate, the satellite call antenna unit comprises a satellite call antenna body and a first printed circuit board, and the satellite call antenna body is an active ceramic antenna; the first antenna unit and the second antenna unit are arranged on the upper side of the bottom plate and are different from the satellite communication antenna in antenna function; the problem that more antenna units with other functions are difficult to place in the shark fin antenna with the satellite call antenna unit is solved.

This utility model discloses a carbon fiber antenna reflector surface processing device, relating to the field of antenna manufacturing technology. It aims to solve the technical problem that the special design of shark fin antenna reflectors often leads to incomplete polishing and damage to the antenna surface during polishing. The polishing device includes a mounting base, inside which a drive motor is fixedly installed. A rotating rod is fixedly installed at the output end of the drive motor. This utility model, through the spring seat in the mounting groove of the base, provides the polishing block with a telescopic function. When the polishing block contacts the shark fin edge reflector surface, it can automatically conform to the reflector surface at different positions. This utility model has the advantages of flexibly adjusting the contact position with the reflector surface, expanding the polishing range, and improving the polishing effect.

This invention discloses a vehicle-mounted dual-frequency satellite navigation glass antenna, which is a sunroof glass antenna device for vehicle use. It can be installed in conjunction with the sunroof of the vehicle, avoiding the increased design difficulty caused by installation inside the shark fin and the greater influence of surrounding electrical appliances caused by installation in front of the dashboard, thus limiting the antenna performance. It includes a glass substrate, a signal layer, a ground plane (1) and a dielectric substrate (7). The signal layer and the dielectric substrate (7) are sandwiched in the glass substrate, and the ground plane (1) is located on the surface of the glass substrate. The signal layer includes a microstrip network (2) and an input microstrip line (10) coupled thereto.

The application relates to the field of automobile part spraying technology and discloses a spraying device for automobile part surface treatment, which comprises a mounting frame, a mounting shaft rotatably connected in the mounting frame and a plurality of material placing frames fixedly connected to the outer surface of the mounting shaft. An upper material clamping mechanism is arranged on the material placing frame. The spraying device is used for placing a shark fin automobile part on a material placing frame, then flexibly fixing the shark fin through an upper and lower material machine on the material placing frame, rotating the fixed shark fin to a surface treatment mechanism to polish the surface of the shark fin, spraying the shark fin through a spraying mechanism after the polishing, and drying the surface of the shark fin after the spraying, so that the polishing, spraying and drying of the surface of the shark fin are integrated, and the spraying efficiency of the surface of the shark fin is greatly improved.

The invention discloses a full-drawing forming die and method for a skylight cover plate. The die comprises a female die, a male die and a blank holder used for pressing a plate. The die surface of the die comprises a middle process supplement surface and an external process supplement surface; the middle process supplement face comprises a boss which is arranged on the male die and corresponds to shark fins of the skylight cover plate in position. The external process supplement face comprises a multi-step face which is arranged on the blank holder and / or the male die and corresponds to the flanging position of the skylight cover plate. Furthermore, the invention further provides a full-drawing forming method of the skylight cover plate. The problem that the size deviation value of a single product profile is large can be solved; appearance refraction and collapse are poor, products are prone to cracking, an assembly leaks water, and the visual effect is poor.

The invention relates to the technical field of vehicle-mounted antennas, in particular to a telescopic hidden type vehicle-mounted antenna supporting structure and an operation method, the telescopic hidden type vehicle-mounted antenna supporting structure comprises a shark fin antenna main body, guide units are installed on the two sides in the shark fin antenna main body, and a third gear, a second gear and a first gear are sequentially installed on each guide unit from top to bottom; a winding antenna is installed between the third gears installed on the two guide units, a double-output-shaft motor with a support is installed between the first gears installed on the two guide units, a spring is installed at the bottom end of the double-output-shaft motor, and a sealing unit is installed on the inner side of the upper end of the shark fin antenna body; the guide unit comprises a guide frame. According to the invention, when the antenna needs to be extended to the outside for use, in the process of completely extending the antenna, the bottom of the extended antenna is pushed to move upwards at the same time, so that the antenna can be extended to the outside to the greatest extent, and the signal stability and the signal receiving range are further improved.

The utility model relates to the technical field of automobile shark fins, and discloses a waterproof structure of an automobile shark fin, which comprises a base arranged on a top cover of an automobile body; the shark fin shell is mounted on the upper surface of the base; the sealing gasket is located between the base and the shark fin shell, the lower surface of the sealing gasket is attached to the automobile body top cover, the lower surface of the sealing gasket protrudes to form a first sealing ring, a second sealing ring and a third sealing ring, and the first sealing ring, the second sealing ring and the third sealing ring are sequentially distributed from outside to inside; the lower surface of the sealing gasket is sunken to form a first groove, a second groove and a third groove, the first groove is formed in the periphery of the first sealing ring in a surrounding mode, the second groove is formed in the periphery of the second sealing ring in a surrounding mode, and the third groove is formed in the periphery of the third sealing ring in a surrounding mode. The waterproof structure of the automobile shark fin can improve the waterproof reliability.

The application discloses an active drag-reducing shark fin antenna, a method and a car, and belongs to the technical field of automobile drag reduction. The active drag-reducing shark fin antenna comprises a shark fin antenna, a pressurized gas storage module and a control module, a plurality of jet ports are formed in the top of the shark fin antenna, a jet module is arranged in the inside of the shark fin antenna, the jet ports are in communication with the jet module, a lifting module is arranged at the bottom of the shark fin antenna, the pressurized gas storage module is in communication with the jet module, the control module is used for acquiring a vehicle speed signal, and the running states of the jet module, the lifting module and the pressurized gas storage module are controlled according to the vehicle speed signal. The height of the shark fin antenna on the top of the car and the jet speed can be actively regulated according to the change of the driving speed, the aerodynamic drag of the whole vehicle is reduced, the purpose of reducing energy consumption is achieved, and the problem that the wind resistance of the existing vehicle is difficult to reduce is solved.

This utility model provides a shark fin shell protective structure and a vehicle. The shark fin shell protective structure includes a shell body, a clamping component, and a connecting component. A connecting groove is provided on the first end face of the shell body facing the clamping component, the connecting groove being recessed from the first end face away from the clamping component. A snap-fit ​​protrusion is provided on the second end face of the clamping component facing the shell body, the snap-fit ​​protrusion being protruded from the second end face towards the shell body and engaging with the connecting groove. Both the shell body and the clamping component have connecting portions. This shark fin shell protective structure can achieve IP69K protection level. By replacing the 3M adhesive in the original technology, it solves the technical defects caused by 3M adhesive bonding, enables pre-positioning during assembly and meets protection level requirements, improves product assemblability, has a simple overall structure, is easy to assemble, solves the problem of pre-positioning during installation, and reduces cost.

1. Name of the design product: underwater camera holder (shark fin). 2. Use of the design product: used for fixing and protecting the camera under water. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

1. The name of the design product: shark fin meridian massager. 2. The use of the design product: for people's daily life foot massage, palm massage, head, neck and body meridian massage. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective drawing.

The invention relates to the technical field of vehicle-mounted antennas, and discloses a double-locking type anti-falling vehicle-mounted shark fin antenna which comprises a shark fin shell. A rotating cavity is formed in the rotating seat, a swinging part is arranged in the rotating cavity, and a mounting cavity is formed in the lower surface of the rotating seat; and the base is fixed at the top of the vehicle body. The double-locking type anti-falling vehicle-mounted shark fin antenna can effectively solve the problems that in the prior art, a shark fin antenna shell is usually adhered to the top of a vehicle body through glue, the shark fin antenna shell and a vehicle roof are attached and fixed through the viscosity of the glue, and the service life of the shark fin antenna shell is prolonged. However, an automobile is frequently exposed to the sun, washed by rainwater and suddenly-changed outdoor environment in the long-term driving process, colloid is gradually aged, hardened and attenuated in viscosity, after a shark fin antenna is used for a period of time, the edge of the shark fin antenna is very easy to tilt, and when the shark fin antenna encounters strong wind load scenes such as strong wind, high-speed driving and the like, the edge of the shark fin antenna is very difficult to tilt. And even, the problem of direct falling off can be solved.

The utility model relates to a vehicle, in particular to a vehicle body assembly and a vehicle, and aims to solve the problem of connection between an existing vehicle body and shark fins. In order to achieve the purpose, the vehicle body assembly comprises a main body assembly which comprises a first vehicle body piece and a first connecting piece, and the first connecting piece is fixedly connected to the first vehicle body piece; and the auxiliary assembly comprises a second connecting piece and a functional piece fixedly arranged on the second connecting piece, and the second connecting piece can be connected with the first connecting piece in a clamped mode so that the auxiliary assembly can be connected to the main body assembly. The first connecting piece is arranged on the first vehicle body piece, the accessory assembly comprises the second connecting piece, and the second connecting piece can be connected with the first connecting piece in a clamping mode so that the accessory assembly can be connected to the first vehicle body piece. The shark fin antenna can be clamped on the vehicle body through the structure, a bolt connection structure in the prior art is replaced, an avoiding space does not need to be arranged, and connection between the shark fin antenna and the vehicle body is easier and more convenient.

The invention relates to the field of automobile antennas, and discloses a hidden automobile antenna which comprises a base shell and a shark fin shell fixedly installed at the top of the base shell, a clamping assembly is arranged at the bottom of the base shell, an amplifier substrate is arranged on the base shell, a GPS antenna is arranged on the amplifier substrate, and a GPS antenna is arranged on the GPS antenna. The top of the base shell is provided with a shark fin shell, the amplifier substrate is provided with a spiral coil, one end of the spiral coil is provided with an inclined upward antenna sheet, the bottom of the base shell is provided with a clamping assembly, installation is achieved through the unique clamping assembly, and the clamping assembly is composed of a bottom protrusion, a pop-up structure and an extrusion assembly. During installation, the bottom projection passes through a preset rectangular opening of the roof, and the rotating bolt of the extrusion assembly is rotated, so that the clamping block of the pop-up structure can extend out and be attached to the inner side of the roof, and is matched with the bottom of the base shell to firmly fix the antenna.

To provide a production method of shark fin steak retort food product capable of deodorizing, softening dried shark fin, without flowage of water soluble nutrient components of the dried shark fin, for producing a cooked shark fin steak retort food product including rich nutrient.SOLUTION: There is provided a production method of shark fin steak retort food product comprising: a deodorizing step for heating dried shark fin, by directly applying steam to the dried shark fin; and a deodorizing / softening step of shark fin for, adding a solution of edible alcohol to the shark fin which is subjected to the first deodorizing step, then, adding an amount of water to the dried shark fin, a total amount of the amount of the water and the amount of the added edible alcohol solution corresponding to 70-90% of a saturation water content of the dried shark fin, for soaking the dried shark fin in water, then heating the shark fin.SELECTED DRAWING: Figure 1

1. The name of the design product: meridian massager (shark fin). 2. The use of the design product: as a daily necessity, for people's daily life foot massage, palm massage, head, neck and body meridian massage. Sawtooth design can be used for dredging meridians. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective drawing.