8results about How to "Avoid life shortening" patented technology

The application provides a fiber-optic Fabry-Perot sensor based on light beam convergence and a manufacturing method thereof, and relates to the technical field of semiconductors. The sensor comprises a diaphragm layer, an intermediate layer and a bottom layer which are arranged in layers; the diaphragm layer is provided with a first groove, the intermediate layer is attached to the diaphragm layer in a manner that a first layer surface thereof faces the first groove, so as to form a Fabry-Perot cavity based on the first groove; the bottom layer is provided with a second groove, the intermediate layer is attached to the bottom layer in a manner that a second layer surface thereof faces the second groove, so as to form a nano-containing cavity based on the second groove; the second layer surface of the intermediate layer is formed with a micro-nano anti-reflection structure comprising array-distributed anti-reflection units located in the nano-containing cavity; and the bottom layer is formed with a micro-nano collimation structure comprising array-distributed collimation units located in the nano-containing cavity and in a symmetrical positional relationship with the micro-nano anti-reflection structure. The application at least reduces the manufacturing complexity.

This invention relates to a leaf spring elastic support for a balance suspension, comprising an upper mounting base and a lower mounting base, which are longitudinally fitted together. A spring mounting position is provided circumferentially on the upper mounting base, with the spring portion mounted vertically within the mounting position. The upper mounting base is fixed to a pre-tightened frame via an intermediate connecting part to provide vertical vibration damping. The vertical mounting of the spring portion, combined with the special structures of the upper and lower mounting bases, such as conical mounting surfaces and cylindrical support structures, effectively resists horizontal forces and tensile forces, preventing performance degradation or failure of the support under complex stress environments. Simultaneously, this design enhances the structural strength of the support and extends its service life.

The utility model relates to electric bicycle technical field, concretely relates to a three cavity frame pipe of battery mountable. Including frame pipe, the frame pipe is hollow structure, and is equipped with two independent cavities in hollow structure, the both ends of frame pipe are open and are seted up a strip slot in bottom, be provided with battery box in the frame pipe, be provided with cover line board between frame pipe and battery box, the right side of battery box in frame pipe is provided with lock seat, be provided with the lock in lock seat, lock seat with lock integral moulding, be provided with lock bolt protection piece in the junction of battery box and lock, rotate lock control battery box locking or loosen. With three cavity frame pipe structure, not only has promoted the frame strength and processing stability, has realized the inlay type arrangement of wiring harness, simultaneously has designed the lockset and the fixed seat integration, through the lock cooperation of taking and pressing, realizes the battery box "take / take" general function.

Embodiments of the present application provide a bump packaging structure and a preparation method thereof, and relate to the technical field of semiconductor packaging. The bump packaging structure comprises a chip, a solder pad, a protective layer, a substrate conductive layer, a first combined conductive layer, a conductive column and a solder cap. The substrate conductive layer comprises a multilayer graphene structure. Compared with the prior art, the bump packaging structure and the preparation method thereof provided by the present application can avoid the undercut opening formed by excessive corrosion, and the structure is more stable, the problem of electrode stress cracking is avoided, and the heat dissipation and conductivity are better, effectively alleviating the failure hidden danger caused by electromigration and thermal migration.

The utility model provides a kind of mine ash removal device, it relates to mine dust removal technical field, including: casing, air inlet, air outlet, air cylinder, cyclone dust collector, support frame, hopper and electromagnetic pulse valve;The inside of casing is provided with filter dust board and filter dust bag;Electromagnetic pulse valve is set to the left side outside casing, and air pocket is fixedly connected on the lower side, and left side is fixedly connected with spout pipe.Filter dust board and filter dust bag, can carry out efficient filtration to working area dust, ensure optimum filtration effect, fixed plate right end is provided with rotary groove, rotary groove is provided with snap ring inside, snap ring can rotate, can realize filter dust bag rotation, avoid partial stress to cause filter dust bag cleaning uneven, spout pipe is provided with baffle, baffle can be moved according to the position of filter dust board and filter dust bag, design is more reasonable, can be targeted automatic flushing, reduce the risk of blockage, prolong equipment service life.

The utility model relates to the technical field of showcase lighting, specifically relates to a light guide plate mounting assembly suitable for showcase, including aluminium frame, limiting component, limiting component installs in one side of aluminium frame, and limiting component is used for fixed position of light guide plate, heat dissipation component, heat dissipation component installs in one side of aluminium frame, and heat dissipation component is used for heat dissipation. Compared with prior art, the application realizes automatic position limiting and firm fixing of light guide plate through the combination of limiting component and elastic compression structure, realizes the high -efficient heat dissipation of LED light source through the setting of heat dissipation component and air convection channel, prolongs light source life and guarantees the temperature stability inside showcase, and simultaneously, the installation and maintenance are simple and convenient, improve the uniformity and reliability of the overall lighting effect of showcase.

This utility model relates to the field of wastewater treatment technology, aiming to solve the problems of inaccurate adjustment, low operating efficiency, and high operating costs in existing technologies. It provides an aeration system that automatically adjusts the purge airflow of an MBR membrane system, including a programmable control system. The programmable control system is electrically connected to a sludge concentration meter, a pressure transmitter, a liquid level sensor, an air flow meter, a temperature sensor, a gas regulating valve, a gas vent valve, and a purge blower. The purge blower is connected to a main purge pipe, which is connected to several purge branch pipes. These branch pipes are connected to several membrane frames, which are adapted to a membrane tank. The sludge concentration meter, liquid level sensor, and temperature sensor are installed inside the membrane tank. The air flow meter, gas regulating valve, and gas vent valve are all installed on the main purge pipe or purge branch pipes, and the pressure transmitter is installed on the effluent pipe. The advantages of this utility model are precise adjustment, high operating efficiency, high operating stability, low operating costs, and reduced energy consumption.

The application provides a reluctance motor and a reluctance motor for driving a compressor, comprising a shell; a stator and a rotor are arranged in the shell, and a rotating shaft is fixed in the middle of the rotor; a cooling cavity is arranged in the shell wall, and the cooling cavity is used for cooling liquid flow; heat dissipation mechanisms are fixed on both sides of the rotor, a liquid delivery part is arranged on one side of the heat dissipation mechanism, the liquid delivery part extends into the cooling cavity; a plurality of liquid brushing rings are arranged on the outer wall of the shell, the liquid brushing rings are connected with liquid injection mechanisms, and the liquid brushing rings are connected with a pushing mechanism through connecting rods. By arranging the heat dissipation mechanisms on both sides of the rotor and connecting the heat dissipation mechanisms with the liquid delivery part, when the motor operates, the liquid delivery part can automatically extract the cooling liquid in the cooling cavity and input the cooling liquid into the heat dissipation mechanism, the cooling liquid flows in the heat conduction pipes of the heat dissipation mechanism, can quickly absorb the heat transferred to the heat conduction disc by the rotor, and then carries the heat back into the cooling cavity, forming a circulating loop for heat dissipation of the rotor, effectively solving the problems that the heat of the rotor of the traditional reluctance motor is difficult to dissipate and is easy to accumulate.