511results about How to "Lower assembly costs" patented technology

The invention provides a spliced frame structure for a flat plate type satellite, and belongs to the technical field of satellite structures. The problems that an existing satellite frame is high in production cost and difficult to produce in batches are solved. The beam unit comprises an X-axis beam unit, a Y-axis beam unit and an inclined beam unit, the X-axis beam unit and the Y-axis beam unit are arranged in an orthogonal mode, an included angle is formed between the inclined beam unit and the X-axis beam unit, the X-axis beam unit comprises a first X-axis beam, a second X-axis beam, a third X-axis beam and a fourth X-axis beam, and the X-axis beam unit comprises a first X-axis beam, a second X-axis beam, a third X-axis beam and a fourth X-axis beam. The Y-axis beam unit comprises a first Y-axis beam, a second Y-axis beam and a third Y-axis beam, the oblique beam unit comprises a first oblique beam and a second oblique beam, and the splicing unit comprises a Y-axis separation mechanism connector and an X-axis separation mechanism connector. The frame structure is mainly used for a flat plate type satellite.

The invention provides a micro-integrated temperature control heating semiconductor laser diode and a manufacturing method thereof, which are used for solving the technical problems of lower temperature control precision, more combined devices, higher difficulty of a packaging process and higher cost in the conventional packaged laser diode. The invention provides a micro-integrated temperature-control heating semiconductor laser diode which can accurately control the temperature, is low in cost and can simplify the packaging process, the micro-integrated temperature-control heating semiconductor laser diode comprises a laser chip, the laser chip sequentially comprises a substrate, a first buffer layer, an active layer, a second buffer layer and a passivation layer from bottom to top, and the back surface of the substrate is provided with a negative electrode; two grooves are etched on the passivation layer, and a ridge strip between the two grooves forms a waveguide; and a heating resistor and a thermistor are respectively arranged on two sides of the two grooves. A heating function and a temperature measuring function are integrated on the semiconductor laser by adopting a micro-integration technology, so that the number of used devices is effectively reduced, the packaging volume is reduced, the packaging procedure is simplified, and the packaging cost of the devices is reduced.

The invention discloses a laryngoscope blade integral forming mold, and relates to the technical field of laryngoscope blade production, the laryngoscope blade integral forming mold comprises a front mold core and a rear mold core which are matched with each other, a mold cavity, a movable cavity and a power cavity are formed when the front mold core and the rear mold core are closed, the mold cavity and the movable cavity are communicated through a moving groove, and an arc-shaped loose core matched with the mold cavity is slidably connected in the movable cavity; the arc-shaped loose core enters the mold cavity to achieve integral forming of the laryngoscope blade, the arc-shaped loose core is contained in the movable cavity to facilitate demolding of the laryngoscope blade, the integral forming mold for the laryngoscope blade achieves forming of a complete laryngoscope blade product through a vector sliding method of the arc-shaped loose core, the ultrasonic welding step is reduced, and the production efficiency is improved. And due to the integrated design, the appearance hardness, the waterproofness and the stability of the laryngoscope blade are improved.

The invention relates to the technical field of electronic equipment, and discloses an anti-shake motor and electronic equipment. The anti-shake motor comprises a fixed structure, a movable structure and a spring system, the fixing structure comprises a shell and a magnet, the shell is provided with a containing cavity, and the magnet is connected to the shell; the movable structure comprises a movable seat and a coil, the movable seat is arranged in the containing cavity, the coil is connected to the movable seat, and the coil is arranged on one side, in the Z-axis direction, of the magnet and is opposite to the magnet; the spring system is arranged in the containing cavity, the spring system comprises a spring assembly, the spring assembly comprises an anti-shake spring, and the anti-shake spring is connected with the fixed structure and the movable structure; according to the anti-shake motor provided by the invention, the magnet is connected to the shell and the coil is connected to the coil, so that the movable structure can be prevented from moving due to magnetic interference, the anti-shake effect can be improved, and the production cost and the assembly cost can be reduced.

The present invention relates to a steerable device (10) for use in a mammal, the steerable device (10) comprising an elongate element (12) and a flexible device tip (20), the device tip (20) comprising a tubular portion (22) and a plurality of permanent magnetic elements (30) arranged in the tubular portion (22). Each magnetic element (30) has an axial bore (40), and the axial bore forms an axial conduit (46) in which the core wire (50) extends. An axial bore (40) extends from a first axial end of the magnetic element to a second axial end opposite the first axial end. The first and second axial ends have ramps (79) allowing the magnetic elements (30) to move relative to each other, where the ramps (79) of the axial ends of adjacent magnetic elements are designed as circles having different radii or flat shapes having different angles with respect to the longitudinal axis to control bending of the device tip.

The invention discloses a PCB (Printed Circuit Board) capable of directly installing a double-optical-path optical axis, the double-optical-path optical axis and a keyboard, the PCB is provided with a plurality of slotted holes, the PCB is fixed with the double-optical-path optical axis through the slotted holes, each double-optical-path optical axis is correspondingly provided with a chip and a photosensitive element, and the chip is one of a full-color control chip, a color control chip, a load color control chip, a fantasy color control chip and a full-load color control chip. The double-light-path optical axis comprises a bottom shell, a spring, an upper cover, a pressing handle with a light barrier, a double-light-path light guide body and a receiving light guide body. The four chips serve as emitting light sources of the double-light-path light guide body, one chip provides an emitting light source for the light switch, the other chip provides light source for the key cap character illumination and the light sensitive element receives the emitting light source of the light switch, meanwhile, the double-light-path optical axis is directly installed on the PCB, a special shaft body fixing plate is omitted, the material cost and the assembly cost are reduced, and the keyboard height is also reduced. The assembly error between the original shaft and the PCB is naturally eliminated, and the stability and the reliability of the keyboard function are improved.

The invention provides a disc type motor with adjustable stator and rotor air gaps, which is applied to the field of disc type motors, and comprises a shell, end covers and stator discs, a main shaft is arranged between the end covers, a rotor disc is arranged on the main shaft, the rotor disc is arranged between the two groups of stator discs, and water channel bases are packaged on one sides, far away from each other, of the two groups of end covers through water channel cover plates; a first shaft sealing plate and a second shaft sealing plate for limiting the axial positions of the two ends of the main shaft are respectively arranged on the two groups of end covers; a plurality of magnetic steels are uniformly fixed on the rotor disc at equal angles, the adjacent magnetic steels are different in magnetism, and the rotor disc sleeves the main shaft and is locked and fixed through a locking nut; a junction box is fixed on the outer side of the circumference of the machine shell, a through circular through hole is formed in the junction box of the machine shell, and the circular through hole is used for observing an air gap between the rotor disc and the stator disc. The stator and rotor air gap adjustment of the motor is visualized, the assembly cost is reduced, and the motor has market prospects and is suitable for popularization and application.

The present invention discloses a six-way water valve for a vehicle thermal management system. It includes a valve body, a cylindrical valve core, a valve core shaft, a sealing gasket, a valve cover and an actuator. The valve body is connected to two water inlet pipes and four water outlet pipes. The two water inlet pipes are coaxially arranged, and the four water outlet pipes are symmetrically distributed on both sides of the axis of the water inlet pipe. The cylindrical valve core is provided with a water outlet and two arc-shaped flow channels. The actuator drives the valve core shaft to drive the cylindrical valve core to rotate and control the connection and disconnection between the water outlet and the arc-shaped flow channel and the water inlet pipe and the water outlet pipe. The present invention has a reasonable design of the valve body, cylindrical valve core, sealing gasket structure and the cooperation between them, which reduces the valve body action torque while ensuring the sealing performance, thereby reducing the wear of the sealing friction pair.

The utility model relates to the technical field of medical instruments, and discloses a pulmonary nodule puncture positioning needle. The pulmonary nodule puncture positioning needle comprises an outer tube, an inner tube and a positioning marking assembly, the outer tube is provided with a through channel and comprises a needle tube and a needle tube seat, and the needle tube seat is arranged at the near end of the needle tube; the positioning marking assembly is arranged in the outer tube in a sliding mode, a positioning marker of the positioning marking assembly is made of shape memory materials, the inner tube is arranged in a channel of the outer tube in a penetrating mode and used for pushing the positioning marker, and the positioning marker is in a J-shaped hook shape when stretching out of the needle tube. During operation, the outer tube is inserted into a target position of a focus of a patient, the inner tube is pushed, the inner tube pushes the positioning marker out of a needle point of the puncture needle tube, and after the positioning marker is pushed out of the needle tube, the J-shaped hook is self-expanded and recovered to be a preset J-shaped hook. Resistance is formed between the J-shaped hook and pulmonary parenchyma of a patient, the J-shaped hook is positioned at the pulmonary nodule of the patient, and the J-shaped hook structure is beneficial for a doctor to touch and position in an operation and accurately determine the position of a focus.

The integrated flushing valve comprises a valve body assembly, a first switching mechanism and a second switching mechanism, the valve body assembly comprises a valve body and at least one valve deck, the valve body is provided with a water inlet, a water passing channel, a first water outlet and a second water outlet, the valve deck is connected to the valve body, and the first switching mechanism and the second switching mechanism are arranged on the valve deck. The first valve cavity is located between the water inlet and the water inlet end of the water passing channel, the second valve cavity is located between the water outlet end of the water passing channel and the first water outlet and the second water outlet, and the first switching mechanism partially enters the first valve cavity and controls the water inlet to be communicated with the water inlet end of the water passing channel or not. The second switching mechanism partially enters the second valve cavity and controls the water outlet end of the water passing channel to be communicated with the first water outlet or the second water outlet. According to the utility model, the assembly error among the modules can be reduced, and the reliability and consistency after assembly are improved.

The utility model discloses a centering tool for a whole-circle stationary blade sealing ring, which belongs to the field of gas turbines and comprises a measuring rod, a positioning adjusting device and a length measuring instrument mounted on the measuring rod. The two groups of positioning and adjusting devices are respectively arranged at two ends of the measuring rod, each group of positioning and adjusting device further comprises at least two first rolling pieces, and the length measuring instrument is arranged on the measuring rod; when the stationary blade sealing ring is centered, the axial direction of the stationary blade sealing ring is in the vertical direction, the measuring rod is transversely arranged above the stationary blade sealing ring, the rolling ends of the two first rolling pieces in each set of positioning adjusting device abut against the upper end and the outer side wall of the stationary blade sealing ring respectively, and the measuring end of the length measuring instrument right faces or abuts against the inner side wall of the stationary blade sealing ring. The centering tool not only improves the efficiency of assembling the stationary blade sealing ring, but also does not need to additionally process an auxiliary process groove and the like on a blade ring body or other parts of a gas turbine, and can improve the centering efficiency and precision of the stationary blade sealing ring.

The utility model provides a battery pack, which comprises a plurality of battery modules, a plurality of battery modules and a plurality of battery packs, wherein each of the battery modules comprises a plurality of single battery cells; the information acquisition assembly is used for connecting the plurality of battery modules so as to acquire information of the battery modules; the information acquisition assembly at least comprises a first information acquisition component and a second information acquisition component, the first information acquisition component is provided with a first plug, and the second information acquisition component is provided with a second socket; and the first plug can be inserted into the second socket to connect the first information acquisition component and the second information acquisition component. The battery pack disclosed by the utility model is convenient to assemble and operate, and the material cost and the assembly cost can be reduced.

The utility model discloses a surprise candle fan which comprises a shell, a base, a supporting body, a fan and a sealing cap, the shell is an integrally-formed cylinder, hooks are symmetrically arranged on the upper portion in the shell, and a rubber ring is arranged between the hooks; the base is arranged below the shell, the upper portion of the base is of a disc-shaped structure, and the lower portion of the base is of a cylindrical structure. The supporting body comprises a disc, springs are arranged below the disc, the springs are connected with the base, and a cylinder used for installing a fan is arranged above the supporting body; the sealing cap is in threaded connection with the shell, an outlet is formed in the center of the sealing cap, a mounting groove used for fixing a candle is formed in the upper portion of the sealing cap, and a heat conduction iron wire is arranged on one side of the mounting groove. Compared with the prior art, the device has the advantages of being simple in overall structure, low in production and assembly cost, capable of being used repeatedly and suitable for popularization.

The utility model discloses a novel rotatably adjustable ear hook assembly, which comprises an ear hook, an ear hook rotating shaft, a fixed sleeve and a rotating bracket, the ear hook is fixedly connected with the ear hook rotating shaft, and the ear hook is provided with a damping part extending downwards; the ear hook rotating shaft is rotatably inserted into the fixed sleeve, an annular groove is formed in the outer side of the lower end of the ear hook rotating shaft, a plurality of elastic clamping jaws are arranged at the lower end of the fixed sleeve, a clamping jaw gap is formed between every two adjacent elastic clamping jaws, clamping jaw buckling parts are arranged on the inner sides of the elastic clamping jaws, and the clamping jaw buckling parts are buckled in the annular groove; the rotary support is provided with a support cavity, a cavity buckling part is arranged in the support cavity, and the fixed sleeve is provided with a sleeve buckling part buckled with the cavity buckling part; the damping part is inserted into the upper end of the support cavity and is in interference fit with the upper end of the support cavity, and the damping part is of an O-shaped ring structure. The fixing sleeve has the rotary damping function, the fixing sleeve is easy to assemble and good in stability, the fixing sleeve can be limited through the elastic clamping jaw and the annular groove, loosening is prevented, and the part cost and the assembling cost are low.

The invention discloses a motor with a PCB (printed circuit board) coil structure, and relates to the technical field of motors. A rotating shaft as the rotor assembly; the first induction magnet unit and the second induction magnet unit are disc-shaped; a gap is formed between the first induction magnet unit and the second induction magnet unit, and the first induction magnet unit and the second induction magnet unit are coaxially connected and fixed with the rotating shaft to form a rotor; the PCB coil is connected with the front end cover and the rear end cover to form a stator; the PCB coil is arranged in a gap between the first induction magnet unit and the second induction magnet unit; the PCB coil is electrified to generate a magnetic field which interacts with the magnetic field of the induction magnet unit to drive the rotating shaft to rotate; the application of the PCB coil enables the stator and rotor structures of the motor to be simplified, breaks through the complex structure of a traditional motor, enables the manufacturing cost of the motor to be reduced, and solves the problems that the structure of an existing motor is too complex, and the manufacturing cost of the motor cannot be further reduced.

The utility model discloses a novel ladder cage which comprises a ladder cage frame body, the ladder cage frame body comprises a plurality of layers of pedal platforms which are longitudinally arranged at equal intervals, the pedal platforms are arranged in a rectangular shape, and the longitudinally adjacent pedal platforms are connected through stand column bolts arranged at the four end corner positions of the pedal platforms; the pedal platform comprises two symmetrically-arranged first cross beam pieces and two symmetrically-arranged second cross beam pieces, the two first cross beam pieces and the two second cross beam pieces are connected through bolts to form a rectangular frame structure, and a pedal piece is arranged between the two first cross beam pieces; in the longitudinally adjacent pedal platforms, the pedal pieces are arranged in a staggered mode, and stair pieces are connected between the pedal pieces arranged in the staggered mode through bolts. According to the utility model, the assembling operation of the pedal platform and the elevator cage frame body can be realized without hoisting equipment, and the assembling cost and the assembling speed of the elevator cage frame body are effectively reduced.

The embodiment of the invention provides a fingerprint background data obtaining method and device, electronic equipment and a storage medium. The fingerprint background data obtaining method comprises the steps that multiple frames of fingerprint images collected by a fingerprint module are obtained; and updating the initial fingerprint background data through at least part of the fingerprint images in the multiple frames of fingerprint images to obtain the fingerprint background data of the fingerprint module. According to the fingerprint background data acquisition method provided by the embodiment of the invention, the fingerprint background data is determined in the process of acquiring the fingerprint image, so that the fingerprint background data can be determined when the user inputs the fingerprint for the first time, and the fingerprint background data does not need to be acquired in a specific detection environment through a detection device in the assembly process of the fingerprint module; therefore, a detection device and a detection environment do not need to be arranged in the assembly process, the assembly cost of the fingerprint module is reduced, and the assembly efficiency of the fingerprint module is improved.

According to the saline water discharging device for the waste lithium battery, mechanical extrusion on the battery in the whole discharging process is avoided, heat accumulation at a certain position is avoided, and potential safety hazards are reduced. The cabin cover is mounted on the waste discharge cabin, and the waste discharge cabin is filled with a sodium chloride solution; the cylinder seat is fixed on the disc body, the support arm rod is fixed on the disc body, and the armature disc is fixed at the upper end of the support arm rod; the bracket is fixed in the waste discharge cabin, a rotating seat is rotatably mounted on the bracket, and the disc body is inserted in the rotating seat; the gear motor is installed on the hatch cover, and a magnet disc is fixed to the end of a rotating shaft of the gear motor. The expansion cylinder is fixed at the lower end of the waste discharge cabin and is communicated with the waste discharge cabin; the piston plate is slidably mounted in the expansion cylinder; the electric push rod is connected with the piston plate; the cooling coil is fixed in the waste discharge cabin; the external liquid inlet pipe and the external liquid outlet pipe are both mounted on the waste discharge cabin, the external liquid inlet pipe is connected with an inlet of the cooling coil, and the external liquid outlet pipe is connected with an outlet of the cooling coil.

The utility model discloses a kind of impedance adjustable high-speed terminal structures, it is related to high-speed terminal technical field.The impedance adjustable high-speed terminal structure, the outer shell is rectangular, the outer shell both sides are fixedly connected with mounting lug, the mounting lug is L shape, and mounting bolt is threadedly connected on the mounting lug.The impedance adjustable high-speed terminal structure, outer shell is fixed with mounting bolt through L-shaped mounting lug, adapts multiple equipment installation scene, and installation is firm and flexible;Insulating base is fixed by positioning pin and positioning hole, and assembly precision is high, effectively prevent base displacement, guarantee the relative position stability of each component, reduce the influence of vibration on terminal performance, each component is modularized assembly through mounting hole, lower mounting slot and other structure module, installation step is clear, convenient for production and assembly and later maintenance replacement, reduce assembly difficulty and cost.

The utility model relates to a geotechnical rock fine grinding stone sample polishing device which comprises a polishing piece, an adjusting assembly and a polishing assembly, the adjusting assembly comprises a horizontally-arranged connecting disc, a spherical groove hole is formed in the middle of the connecting disc, a plurality of supporting legs are evenly connected along the circumference of the lower portion of the edge of the connecting disc, and horizontal screw holes are formed in the lower portions of the supporting legs. The polishing assembly comprises a connecting rod arranged in the vertical direction, a limiting ball is arranged in the middle of the connecting rod, the connecting rod penetrates through the spherical groove hole in the connecting disc, the limiting ball is matched with the spherical groove hole, and a servo motor is connected to the lower end of the connecting rod. The output end of the servo motor is connected with a polishing piece, and the polishing piece is arranged at the lower end of the connecting rod and located above the arc-shaped plate. The stone sample grinding and polishing device can clamp a stone sample on site and carry out multi-angle grinding and polishing operation, and the problem that in the prior art, multi-angle grinding and polishing operation cannot be carried out on the stone sample is solved.

The utility model discloses a full-surrounding isolator belonging to the technical field of isolators, which comprises a shell, the shell comprises a metal shell, two sides of the metal shell are connected with surrounding plates, the bottom of each surrounding plate is connected with a plurality of terminals, the upper part of the shell is connected with a PCB (printed circuit board) substrate, the PCB substrate is electrically connected with the terminals, the upper part of the PCB substrate is connected with a central conductor, and the central conductor is electrically connected with the terminals. A cover plate is connected to the upper portion of the shell, and a magnet located above the center conductor is connected to the interior of the cover plate. According to the utility model, the two sides of the metal shell are respectively provided with the coamings, and the coamings play a role in protecting the interior of the isolator, so that the performance of the isolator is prevented from being reduced or even damaged due to the entrance of external foreign matters; according to the utility model, the coaming is an insulating resin component, the metal shell, the coaming and the terminals are connected through injection molding, and the shell is integrated through injection molding, so that the production cost is low, and the assembly cost can be reduced.

The invention relates to the technical field of electronic devices, discloses a low-thermal-resistance insulation integrated top heat dissipation power device, and aims to solve the problems that a traditional power device is high in thermal resistance, insufficient in insulation reliability and complex in assembly. The device comprises a frame base island, an insulating layer, a SiC chip, a bonding aluminum wire, a pin, an injection molding body and a metal heat dissipation top cover, the insulating layer is a high-thermal-conductivity ceramic layer such as aluminum nitride, the thickness of the insulating layer is 20-150 micrometers, the insulating layer and the frame base island are integrated through high-temperature oxidation bonding, and the metal heat dissipation top cover is bonded with the insulating layer in a low-thermal-resistance mode. An external insulation part is not needed, the assembly process is simplified, an efficient heat dissipation channel is constructed, contact thermal resistance is reduced, meanwhile, wide-temperature-range insulation stability is guaranteed, long-term operation reliability and service life of the device are improved, and the structure is suitable for a high-power-density power electronic scene.

The utility model discloses a pouring diode junction box with a novel structure, which comprises a junction box shell and a cover plate arranged at the top of the junction box shell, diode conducting strips and radiating fins are arranged in the junction box shell, the junction box shell comprises an outer shell and an inner shell arranged in the outer shell, and the inner shell is arranged in the outer shell. A first clamping block and a second clamping block which protrude upwards are arranged at the bottom of the outer shell, a supporting part is further arranged at the bottom of the outer shell, the tops of the cooling fins are in lap joint with the two side walls of the outer shell and extend to the outer side of the junction box shell, and the inner shell is in lap joint with the outer shell and the cooling fins. According to the utility model, the heat of the diode is led to the outside of a product through the exposed radiating fins, so that better heat dissipation is realized, the number of parts and the complexity of the product are reduced, and the material cost and the assembly cost are reduced.

This invention relates to the field of electrical assembly technology, and discloses a wire clamping structure for an electrical box. The wire clamping structure includes at least two clamping seats of different heights and a clamping assembly that selectively mates with one of the clamping seats. Each clamping seat includes a first clamping post, a second clamping post, and a base plate. A clamping groove for accommodating the wire to be clamped is formed between the first clamping post, the second clamping post, and the base plate. The clamping assembly includes a first fastener, a second fastener, and a clamping plate. One end of the clamping plate is connected to the first clamping post via the first fastener, and the other end is connected to the second clamping post via the second fastener. The clamping plate is used to clamp the wire to be clamped within the clamping groove. This invention uses a uniformly sized clamping plate, making it suitable for clamping and assembling wires of various diameters, reducing assembly difficulty and cost. The clamped wire is subjected to reasonable force, is not easily loosened, and is safe and reliable.

The utility model discloses an axial dust collection integrated motorized spindle which comprises a motorized spindle body, the motorized spindle body is provided with a dust collection structure, a fan structure and an automatic tool changing structure, the fan structure comprises a brushless motor and a centrifugal blade assembly, the brushless motor drives the centrifugal blade assembly to rotate to form airflow, and wood chips and dust are sucked and discharged from the dust collection structure; the automatic tool changing structure comprises a lifting air cylinder, the dust collection structure comprises a dust collection cover, and the lifting air cylinder drives the dust collection cover to move axially when the motorized spindle changes tools. The motorized spindle integrates dust collection, cooling and automatic tool changing functions, and the problems that in the prior art, the dust collection effect is poor, energy consumption is high, the occupied space is large, and cost is high are solved.

The utility model discloses a liquid storage device, an atomizer and electronic atomization equipment, the liquid storage device comprises a shell, a base and a sealing cover, a liquid storage cavity is formed in the shell, and an opening is formed in the shell and communicated with the liquid storage cavity; the base is made of a PP material, the base is inserted into the opening and is in interference fit with the shell to seal the opening, a liquid injection hole is formed in the base, and the liquid injection hole penetrates through the base to communicate the liquid storage cavity with the outside of the shell; the sealing cover is detachably arranged on the base, and a sealing plug is arranged on the sealing cover in a protruding mode and can be inserted into the liquid injection hole to seal the liquid injection hole. According to the liquid storage device, the base is made of the PP material with the deformation resistance better than that of the silica gel material, the base is in interference fit with the shell, the sealing performance of the liquid storage device can be guaranteed without independently arranging a sealing gasket or a sealing ring on the base, the structure is simplified, mechanical assembly or manual assembly can be directly adopted, the assembly requirement and cost are reduced, and the size of the atomizer can be reduced.

This application discloses an electronic device fixing device, an electronic device assembly, and a vehicle, belonging to the technical field of vehicle accessories. The disclosed vehicle includes an electronic device assembly, which in turn includes an electronic device fixing device. The electronic device fixing device includes a main body with a plug-in portion and a locking portion. The plug-in portion is used for plugging into and engaging with an electronic device. At least a portion of the locking portion is retractable relative to the plug-in portion and can automatically reset, thereby avoiding a limiting portion on the electronic device during the plug-in engagement process and limiting the engagement with the limiting portion when the plug-in portion is engaged with the electronic device. The connection between the electronic device fixing device and the electronic device disclosed in this application is relatively reliable, with a low probability of separation.

This utility model relates to the technical field of automotive lighting, specifically to an ambient light. The ambient light includes a headlight base, a light guide bracket mounted on the headlight base, and multiple light guides mounted on the light guide bracket. A PCB board is fixedly connected to the headlight base and the light guide bracket on the same side. A light source controller and multiple LED light sources are mounted on the PCB board. The light source controller is connected to both the body controller and the multiple LED light sources. Each LED light source is connected one-to-one with a light guide. This design features a simple structure, convenient assembly, low production cost, and customizable light-emitting area according to actual needs.

The one-way valve comprises a shell, the shell is provided with a hollow water flow channel, a water outlet and a water inlet, the water outlet and the water inlet are communicated with the water flow channel, the one-way valve further comprises a diaphragm structure arranged at the water inlet, the diaphragm structure comprises a rubber head structure, the rubber head structure is arranged in the center of the diaphragm structure and used for forming a sealing face for the water inlet, and the rubber head structure is arranged in the middle of the diaphragm structure. Water flow is prevented from flowing out from the water inlet; the overflowing through holes are uniformly distributed on the outer ring of the rubber head structure in a surrounding manner and are used for water flow to pass through; the sealing structure is arranged on the outer periphery of the diaphragm structure and used for preventing water flow from leaking from the joint of the diaphragm structure and the inner wall of the shell. According to the utility model, the rubber head structure and the sealing structure are arranged together through the diaphragm structure, so that the sealing surface formed by the rubber head structure to the water inlet is always in the central position, the rubber head structure has a good resetting effect, the position deviation of the sealing surface caused by repeated use is avoided, the sealing effect is ensured, and meanwhile, the diaphragm structure is convenient to install.

The utility model provides a hub spindle connecting structure of a wind generating set and the wind generating set, and relates to the technical field of wind power generation. The hub and spindle connecting structure of the wind turbine generator comprises a hub, a transition connecting shaft, a spindle and a wheel disk, the hub comprises a shell and a center cavity defined by the shell, the first end, in the axial direction, of the transition connecting shaft penetrates into the center cavity, and the second end, in the axial direction, of the transition connecting shaft is integrally connected with one end of the spindle; the shell and the transition connecting shaft are integrally formed and connected; the radial plate is located in the center cavity, the first end of the radial plate is connected to the first end of the transition connecting shaft, and the second end of the radial plate is connected to the inner wall of the shell. The utility model provides a hub spindle connecting structure of a wind generating set and the wind generating set, which can reduce the cost and improve the overall rigidity.