18results about How to "Reduce rust" patented technology

The application belongs to the technical field of electrical equipment, and discloses an air compressor sealing structure and an air compressor. The air compressor sealing structure comprises a connecting sleeve, a first gas seal assembly and a second gas seal assembly. The connecting sleeve is sleeved on the rotating shaft of the air compressor, and has opposite first and second ends. The first gas seal assembly is arranged at the first end, and is sleeved on the rotating shaft and connected with the bearing of the rotating shaft to seal the gap between the first end and the rotating shaft by means of sealing gas. The second gas seal assembly is arranged between the connecting sleeve and the rotating shaft and at the second end to seal the gap between the second end and the rotating shaft by means of water vapor. The connecting sleeve is provided with an exhaust hole between the first gas seal assembly and the second gas seal assembly. In this way, the possibility of gas contacting the bearing is reduced, and the possibility of damage to the bearing is reduced, thereby effectively improving the reliability of the air compressor sealing structure and enabling the air compressor to operate reliably for a long time.

The utility model relates to the technical fields of bridge, especially a kind of quick installation recoverable anti-falling beam limiting device for bridge, which reduces the contact of rain and air with steel wire rope, delays the rust of steel wire rope, improves the service life of steel wire rope, is convenient to use, and is high in practicality;It comprises a pier and a bridge, and the bridge is fixedly installed on the upper end of the pier;It also comprises two groups of connecting plates, two groups of connecting rings, a steel wire rope and a protection mechanism, the two groups of connecting plates are fixedly installed on the pier and the bridge by expansion bolts respectively, connecting rings are fixedly installed on the two groups of connecting plates, the upper and lower ends of the steel wire rope are fixedly installed on the two groups of connecting rings respectively, the protection mechanism is installed on the steel wire rope, and the protection mechanism is used for protecting the steel wire rope.

The application relates to an intelligent table lamp based on a millimeter wave radar, which comprises a base, the top end of the base is fixedly connected with a lamp post, the end, away from the base, of the lamp post is fixedly connected with a clamping joint, the clamping joint is internally provided with a clamping piece, a square piece is inserted between the clamping joint and the clamping piece, the inside of the square piece is threadedly connected with a locking bolt, the square piece and the clamping piece are connected through the locking bolt, the side, away from the lamp post, of the clamping piece is fixedly connected with a lampshade, and the bottom of the lampshade is fixedly installed with an illuminating lamp. The application has the beneficial effect that when the illuminating lamp at the bottom of the lampshade is damaged, the table lamp does not need to be replaced as a whole, only the locking bolt needs to be unscrewed, the square piece and the clamping piece need to be separated, the lampshade can be separately disassembled and the illuminating lamp can be replaced, and through the protective plates on the two sides of the clamping joint, the locking bolt can be importantly protected, so that rusting of the locking bolt caused by external water vapor is reduced, and normal use of the table lamp is ensured.

The utility model discloses a kind of anti-deformation supporting devices of wheel hub mould, belong to the technical field of wheel hub mould supporting structure, including shade cover, upper pressure rod, lower bearing rod, lower cross pipe, end connecting plate and locking bolt.Shade cover top is equipped with dehumidification structure, both sides are equipped with upper pressure rod and form top shade structure, upper pressure rod is pressed on the casting surface side slope of wheel hub side module, lower bearing rod is equipped below, lower cross pipe is equipped between two lower bearing rods and forms bottom supporting frame, top shade structure and bottom supporting frame two ends are equipped with end connecting plate.The utility model is convenient to install and can be reused, can provide effective support and protection to these key parts such as wheel hub side module's casting surface and casting surface joint line after wheel hub side module production is completed, to effectively reduce the risk of physical deformation or corrosion in transportation and storage process.

The utility model relates to kitchen support technical field, especially a kind of multifunctional kitchenware placing support, including bottom plate, the edge of the both sides of bottom plate top surface is uniformly fixedly connected with support frame, several water receiving trays are fixedly connected with several pot body supports around the top of several water receiving trays between two support frames jointly fixed connection has. The utility model has the advantages that: through the lifting structure of one intermediate high four around bottom formed by several pot body supports, the inner wall of pot body is effectively supported from the middle, so that the pot can be placed upside down, so that the water in the pot body can flow into the inside of water receiving tray, the water in the pot is placed, the corrosion of pot is reduced, and the inner wall of pot is erected, so that the inner wall is dry, the pot is effectively supported and positioned by several pot body supports, the pot is prevented from falling, the water in the inside of several water receiving trays is gathered and discharged through the communication pipe and several drain pipes, and the water is discharged into collection box through drain hole, so that water is concentrated and collected.

The utility model belongs to the technical field of manual stop valve, specifically is a kind of manual stop valve, including manual stop valve body;Manual stop valve body lateral wall is equipped with protective shell;The inboard wall of the protective shell is fixedly connected with drive motor;The output end of the drive motor is fixedly connected with fan blade;Drive motor is rotated to produce airflow with fan blade, airflow passes heating wire at this time, using the air flow of guide plate can be drained, it is dispersed, the dry effect when manual stop valve body is used in humid environment is played, reduce the humidity long time adhesion and cause the rust of manual stop valve body, to improve the service life of manual stop valve body, the contact area of airflow and manual stop valve body can be increased simultaneously using flow guide pipe and guide plate, increase drying speed, and also using protective shell can increase the safety of drive motor when using.

This utility model discloses a double-ended screw for fixing electrical equipment, including a rod body with a smooth rod section in the middle and threaded sections at both ends. A through hole is provided on the rod body, axially connecting to the end of the rod body. A protective cap is fitted onto the threaded section, the protective cap including a cap tube and a threaded ring. A corrugated tube is provided between the cap tube and the threaded ring, and the cap tube and the threaded ring have internal threads that engage with the threaded section. This utility model's double-ended screw, by opening resin injection holes within the rod body, can fill the installation gap of the double-ended screw, eliminating internal voids and cavities, and preventing loosening and disengagement due to vibration transmitted during the use of electrical equipment. Furthermore, the protective cap protects the exposed threaded section of the double-ended screw during installation, preventing it from being exposed to air, reducing corrosion, and extending its service life.

This utility model discloses a stator assembly and a motor using the same, relating to the technical field of motors and their components. It includes a stator support, a stator core, and a stator winding. The stator support is sleeved on the stator core to shield at least a portion of the stator core. The stator winding is wound around the stator core. The stator support includes at least an insulating cover plate. The insulating cover plate is fixedly disposed at the stator support for shielding at least a portion of the stator core and / or the stator winding. This utility model primarily addresses the problem of providing a reasonable and reliable shielding structure for the stator assembly. It reduces the likelihood of mechanical friction and collision between the stator core and / or the stator winding, thereby decreasing the possibility of mechanical damage. Furthermore, it isolates the stator core and / or the stator winding from liquid and moisture erosion to a certain extent, reducing the possibility of corrosion. It also prevents accidental contact by personnel.

This utility model belongs to the technical field of wiring caps, and in particular, it is a wiring cap comprising a connecting sleeve that is interconnected and fits onto the upper end of a pile body. A cap is connected to the upper end of the connecting sleeve. The connecting sleeve has through holes of different heights and directions for connecting plastic steel wires. A baffle is formed at the upper end of the connecting sleeve, and the radius of the baffle is more than twice the radius of the connecting sleeve. This utility model sets two sets of through holes of different heights and directions to avoid interference between the two wires during threading. At the same time, the large-area baffle and cap work together to effectively prevent rainwater from entering the pile body through the through holes during actual use, reducing the corrosion and rust caused by rainwater to the inside of the pile body. This utility model sets an inverted L-shaped pressure plate inside the connecting sleeve, which works in conjunction with the inner pressure plate on the cap. Then, under the action of the internal threaded sleeve and the threaded post, a clamping action is formed from inside the plastic steel wire, enhancing the overall structure of the wiring cap and the connection reliability between the connection cap and the pile body.

The utility model relates to centrifugal steam compressor technical field discloses a kind of efficient centrifugal steam compressors, including steam compressor body, the steam compressor body is connected with bellows compensator by flange, the flange is connected hole and is penetrated, two the connecting hole of the flange conduction is connected with the connection rubber bush that is arranged, one the connection rubber bush is arranged with screw sleeve, another the connection rubber bush is arranged with the screw rod that is threadedly connected with the screw sleeve;Wherein the screw rod and the screw sleeve end portion are all provided with the limiting plate of diameter greater than the connecting hole;The utility model can reduce the probability that bolt occurs rust, jams in flange connecting hole, improve bellows compensator connection disassembly convenience, reduce equipment maintenance time and cost, guarantee work efficiency.

The utility model relates to fan box technical field, concretely is a waterproof fan box, including the air cylinder, both ends surfaces of air cylinder are fixed with the connecting plate, multiple connection components are equiangularly arranged between two connecting plates, and waterproof assembly is arranged in the air cylinder, waterproof assembly includes the installation storehouse, the outside surface upper end department of installation storehouse is equiangularly fixed and inserts and is equipped with multiple no.

This utility model relates to the technical field of mattress netting, and more particularly to a galvanized mattress netting with a double anti-corrosion structure. It includes high-carbon steel wire, with mattress springs connected to the surface of the high-carbon steel wire. Reinforcing components are provided on the outer sides of the high-carbon steel wire and mattress springs. A hot-dip galvanized layer and a passivation layer are provided on the surfaces of the high-carbon steel wire and mattress springs. Anti-corrosion components are provided at the connection points between the high-carbon steel wire and mattress springs. This galvanized mattress netting with a double anti-corrosion structure, through the setting of the hot-dip galvanized layer and passivation layer, effectively blocks the damage to the steel substrate by sacrificial anodic protection and a dense physical barrier, significantly improving the anti-corrosion performance of the netting. The anti-corrosion components continuously prevent the intrusion of corrosive media in humid environments when the coating wears or develops micro-scratches, delaying rust formation and effectively extending the service life of the netting.

The utility model provides modular assembly type road sound insulation screen frame relates to road sound insulation screen technical field, including bottom plate, the four corner of bottom plate installs the positioning pin, the top of bottom plate installs lower mounting seat, the both sides inside lower mounting seat installs lower cross bar, the top inside lower mounting seat installs vertical pole, the top of vertical pole installs upper mounting seat, the both sides inside upper mounting seat installs upper cross bar, the inside of lower mounting seat is provided with connecting mechanism, through being provided with connecting mechanism in the inside of lower mounting seat, the mutual match between the positioning hole, the locating piece, the screw groove, the threaded rod and the rotating block of utilizing connecting mechanism, can carry out convenient disassembly and installation handling to vertical pole, can realize module standardization quick butt joint, need not complex procedure, greatly shorten single section assembly time, can replace module alone in local damage, reduce maintenance cost, also promote transportation space utilization, save engineering cost.

The utility model relates to a kind of clothes processing device, clothes processing device includes equipment main body and fresh air structure, wherein, equipment main body includes inner cylinder and front panel, inner cylinder has the receiving cavity of receiving clothes;Front panel is equipped with installation port;Fresh air structure covers installation port, and is installed in front panel by installation port;Fresh air structure is equipped with fresh air port.Fresh air structure and front panel are two components independent of each other, so that fresh air structure and front panel use different materials, can reduce even avoid the rust problem generated around fresh air port due to humidity.

This utility model discloses a protective steel wire rope. This protective steel wire rope aims to solve the technical problem of existing technologies that use rubber, nylon, or metal braided layers to wrap steel wire ropes. While these provide some mechanical protection, the sheaths are usually fixed and non-extensible, affecting the flexibility and dynamic performance of the steel wire rope. The protective steel wire rope includes a wire feeding box, with a drive motor bolted to one end. A feeding roller is installed at the output end of the drive motor. Through a telescopic protective tube employing a first telescopic protective layer, a second telescopic protective layer, a third telescopic protective layer, and a circular protective steel ring, it can extend or retract synchronously with the raising and lowering of the steel wire rope. This avoids the rigid constraints of traditional fixed sheaths or the jamming problems of segmented protective covers, preventing the intrusion of external dust, moisture, and corrosive media, reducing rust and wear of the steel wire rope, and exhibiting good impact resistance, cut resistance, and wear resistance.

This invention discloses a design method for the reinforcement configuration of the shell of a subsea concrete spherical battery. This method relates to the field of marine engineering structures and building materials technology, and includes the following steps: establishing and validating a mapping model, correcting circumferential force and performing dual verification, and determining and outputting the reinforcement configuration scheme. This invention establishes a water depth-diameter-stress mapping model and verifies its validity. Then, it corrects the circumferential force using an additional bending moment, determines the reinforcement area on one side through strength and crack control verification, and finally selects a single / double layer steel mesh based on the design water depth of the spherical shell, outputting a complete reinforcement scheme. This improves the safety and durability of the energy storage structure for long-term use, and solves the problem in existing technologies where the lack of a dedicated method for determining the reinforcement configuration scheme and the absence of design criteria that balance crack width control and durability leads to overly conservative designs, resulting in resource waste and structural failure risks, thus failing to guarantee the safety and durability of the energy storage structure for long-term use.

The utility model provides a modularized bearing box capable of being quickly disassembled and assembled, which belongs to the technical field of bearing boxes, aims to solve the problem that a bolt and a threaded hole are rusted due to the fact that water is extremely easy to permeate into a gap between the bolt and the threaded hole in a humid environment, and comprises a bearing box shell, the two protective side plates are mounted on the outer side end face of the bearing box shell in a bilateral symmetry manner; the plurality of positioning bolts are respectively in threaded connection with the outer sides of the plurality of threaded mounting holes; the multiple transmission auxiliary rings are arranged in the circumferential direction and rotationally connected to the inner sides of the protection side plates, and the transmission auxiliary rings are aligned with the threaded mounting holes in position. The sealing auxiliary mechanism is arranged between the fitting surfaces of the bearing box shell and the protective side plate; the dismounting auxiliary mechanism is arranged at the inner end of the protective side plate; the inner end of the protective side plate is of a cavity structure, and an agent supplementing opening is formed in the top end of the protective side plate; a discharging agent groove is formed in the inner side of the threaded mounting hole of the protective side plate. And the corrosion phenomenon of the positioning bolt is avoided, so that the situation that the bolt head is locally fractured during disassembly is reduced.

The application relates to the field of house building, in particular to a light steel structure fabricated house, which comprises two wallboards which are mutually bolted, installation holes are formed at positions opposite to the bolted positions on the wallboards, and the installation holes are screw-connected with covers. The cover can cover the bolt, so that the bolt is not directly exposed to the outside, and thus the possibility of rusting of the bolt is reduced.