20results about How to "Reduce rust rate" patented technology

The utility model relates to hydrogen-rich water machine technical field especially is stable and reliable nanometer hydrogen-rich water machine, including hydrogen-rich water machine body, one side of hydrogen-rich water machine body is fixed with base, the top of base is detachably installed with mounting block, the side of mounting block is opened with rectangular slot, the both sides board of mounting block is opened respectively and is penetrated with air hole, the air hole is horn -shaped, the top surface fixed with triangular plate of rectangular slot inner wall, the inclined surface of triangular plate is up, one side of mounting block is fixed with baffle, the baffle is inverted 'L' shape. Through mounting block, baffle, movable channel, drive mechanism, connecting rod and clamping plate, when using, can guarantee the water of easy effective stable docking, at the same time, to drive mechanism plays a certain protection function, avoids the water and tea leaf and other objects in the water process of spilling to drive mechanism's use situation to cause the influence, reduces the frequency of user's cleaning, prolongs the service life of drive mechanism.

This utility model discloses an automobile wheel hub, including a rim body and a spoke body. The spoke body has a mounting groove at its center, and a through hole at its center. Several bolt holes are arranged around the outside of the through hole. A mounting sleeve is threaded into the through hole, and a protective cover is connected to the mounting sleeve. The protective cover is installed on the top of the mounting groove. Several locking grooves are arranged in a ring shape on the through hole, and a spring is installed in each locking groove. A magnetic plug is connected to the end of each spring. An annular groove is formed on the outside of the mounting sleeve, and the magnetic plug connects the annular groove and the locking groove. A driving groove is provided inside the mounting sleeve, and a cover is installed on the outside of the driving groove. This utility model protects the wheel hub bolts with the protective cover, effectively reducing the risk of wheel hub and tire theft. The magnetic plug locks the mounting sleeve to the spoke body, preventing the protective cover from being disassembled with ordinary tools.

The utility model discloses a road surface cutting and crushing device for road construction and maintenance, which relates to the field of road construction and comprises a mounting plate, a first shell is fixedly mounted on the lower surface of the mounting plate, water storage tanks are fixedly mounted on two sides of the upper surface of the mounting plate, and a first groove is formed in one end of the bottom wall of the first shell. The sponge is arranged, so that a layer of water film can be attached to the surface of the saw blade when the saw blade rotates, airflow nearby the saw blade can flow in an accelerated mode due to continuous rotation of the saw blade, the water film on the saw blade can evaporate rapidly, and the water film can evaporate rapidly. And cooling is efficiently conducted through evaporation, water waste is reduced, the situation that the service life of the saw blade is shortened due to the fact that the saw blade is overheated after working for a long time is avoided, the surface of the saw blade can be cleaned through sponge while cooling is conducted, the service life of the saw blade can be prolonged when the saw blade is cleaned through the sponge, and the stability during working is guaranteed.

The utility model relates to a climbing frame through-floor T-shaped screw reinforcing device which comprises a protective sleeve, a T-shaped screw, a nut and a connecting structure, the protective sleeve is pre-buried in a concrete floor and penetrates through the concrete floor, the T-shaped screw penetrates through the protective sleeve, and the T-shaped screw is locked and fixed to the concrete floor through the nut. The connecting structure is fixed to the upper portion of the concrete floor through the T-shaped screw and used for being connected with a diagonal draw bar. The T-shaped screw rod can be recycled, the cost is saved, the corrosion speed of the T-shaped screw rod can be slowed down, the situation that a concrete structure is corroded is reduced, and the T-shaped screw rod is stable in connection, convenient to use and good in practical performance.

The invention discloses a quick-disassembly and quick-assembly dry-type transformer, and relates to the technical field of transformers, the quick-disassembly and quick-assembly dry-type transformer comprises a transformer body and a fixing seat, a positioning rail is mounted at the bottom of the transformer body, the fixing seat comprises a fixing groove, a supporting shell is mounted in the fixing groove, and a power fixing mechanism is mounted in the supporting shell; supporting rollers are installed in the positioning grooves, the outer walls of the supporting rollers are sunken towards the axes of the supporting rollers to form positioning ring grooves, supporting rails are arranged at the top of the supporting shell, supporting plates are arranged at the bottoms of the supporting rails, supporting protrusions are arranged at the tops of the supporting plates, the supporting rollers abut against the tops of the supporting plates, and the supporting protrusions are matched with the positioning ring grooves. Therefore, the supporting rollers are matched with the supporting plates, so that the transformer body with great weight can be quickly assembled and disassembled under the condition that equipment such as a crane is not used.

The utility model discloses an alarm monitoring component for detecting bolt looseness, which comprises a first connecting flange, a second connecting flange arranged above the first connecting flange, a limit ring sleeved on the outer wall of a large nut, a top plate fixedly connected with the outer wall of the limit ring, and a shell welded at one end of the top of the top plate. According to the bolt looseness detection device, the protruding positions of the bolt body and the large nut needing to be detected can be completely covered, so that bolt looseness detection is more accurate, meanwhile, the situation that the monitoring component falls off is avoided, when the bolt body is loosened, the lower portion of the bolt body is supported by the bottom plate, and the large nut can only move upwards at the moment; when the top face of the large nut makes contact with the movable rod, the contact rod at the top of the movable rod is slowly pushed upwards, when the top end of the contact rod makes contact with the contact block, the control module can automatically start the alarm, and meanwhile the wireless signal transmitter can directly send the bolt loosening condition and the specific position to a mobile phone or a computer of a worker.

The utility model discloses a high-performance cleaning device for mechanical electronic elements, and relates to the technical field of cleaning devices. According to the technical scheme, the cleaning device is characterized by comprising a machine body, the machine body is fixedly connected with a plurality of spray heads with downward openings, the machine body is rotationally connected with a cleaning piece used for wiping residual water at spraying openings of the spray heads, and the cleaning piece is in transmission connection with the spray heads through a transmission assembly; when the sprayer is in a closed state, the transmission assembly drives the cleaning part to be separated from a nozzle of the sprayer, when the sprayer is in the closed state, the transmission assembly drives the cleaning part to be attached to the nozzle of the sprayer, the cleaning part designed in the cleaning device effectively protects the sprayer on the basis that the normal spraying procedure of the machine body is not affected, the corrosion speed of the nozzle of the sprayer is slowed down, and the service life of the sprayer is prolonged. And the service life of the nozzle is prolonged.

The utility model is suitable for the technical field of mooring shackles, and provides a mooring shackle which comprises a shackle assembly, a pin shaft assembly is arranged on the shackle assembly in a penetrating mode, a screw is arranged between the shackle assembly and the pin shaft assembly, and the shackle assembly comprises a shackle body. A first connecting hole and a second connecting hole are symmetrically formed in the shackle body, the shackle body is in a U shape, the pin shaft assembly comprises a pin shaft body, a limiting block is arranged at one end of the pin shaft body, a fixing block is arranged at the other end of the pin shaft body, and the limiting block is completely placed in a limiting groove, so that the fixing block is fixed to the shackle body. The limiting block is flush with the end face of the limiting groove, the fixing block is flush with the end face of the first connecting hole, the flush structure reduces steps between the pin shaft assembly and the shackle assembly, the smooth surface can reduce the probability of partial electrochemical corrosion of threads, the corrosion speed of the pin shaft assembly and the shackle assembly is slowed down, and the service life is prolonged.

The utility model discloses a 35Kv single-core cable anti-breakdown device for power transmission, which comprises a shell, a bottom plate penetrates through the center of the bottom of the shell, first insulating rubber sleeves vertically penetrate through two ends of the bottom plate, a placement frame is welded at the outer edge of the top of the bottom plate, and a cable intermediate joint is sleeved at the top end of the inner wall of the placement frame. The outer wall of the grounding end wire is connected with the inner wall of the first insulating rubber sleeve in a sleeved mode, and cable bodies are fixedly connected to the centers of the outer walls of the two sides of the cable middle connector. The sealing performance of the connecting structure of the grounding end wire, the cable body and the anti-breakdown device is improved, so that underground water is prevented from flowing into the anti-breakdown device, the cable joint position can be protected by arranging the shell and the top cover structure, so that external collision is reduced, the service life of the single-core cable is further prolonged, and the warning sticker is arranged, so that the safety of the cable is improved. And pedestrians or vehicles can be warned.

This utility model provides a lightweight excavator underframe, belonging to the technical field of excavator underframes. It includes a frame body and a top fixing head. The top fixing head is fixedly connected to the top of the frame body, a first connecting head is fixedly connected to the front of the frame body, and a second connecting head is fixedly connected to the back of the frame body. This utility model adds a wear-resistant layer, active electrodes, and connecting wires to the frame body. The wear-resistant layer is made of hard plastic. When the bottom of the frame body comes into contact with the ground, wear occurs preferentially, slowing down the paint peeling rate. The active electrodes preferentially undergo an oxidation reaction, generating electrons, which are then transported to the interior of the connecting wires. The connecting wires then transport electrons to the interior of the frame body, thereby replenishing the entire frame body with electrons, slowing down the corrosion rate and extending the service life of the excavator underframe.

The utility model discloses a bridge pile foundation anti-scour structure which comprises an anti-scour protection wall and an isolation layer, the anti-scour protection wall is annular, the anti-scour protection wall is arranged outside a pile foundation body in a sleeved mode, the bottom of the anti-scour protection wall abuts against a riverbed, and the top of the anti-scour protection wall is located above a flowing water face. The anti-scouring protection wall comprises concrete and protection wall steel bars, and the protection wall steel bars are arranged in the concrete. A gap is formed between the anti-scouring protection wall and the pile foundation body, and the isolation layer is arranged in the gap. The technical effects are achieved as follows: the scouring of water flow to the pile foundation body is reduced by utilizing the anti-scouring protection wall, the thickness of a pile foundation steel bar protection layer is indirectly increased, the corrosion speed of pile foundation steel bars is slowed down, and the bearing capacity of the pile foundation body is guaranteed; the anti-scour protection wall is not influenced by the elevation of the river channel scoured by water flow, and the anti-scour protection wall is influenced by self gravity and descends to a riverbed while the scoured elevation of the river channel is reduced; materials required by the anti-scour retaining wall are common materials in construction, so that an existing pile foundation can be conveniently constructed and transformed, and the repair construction cost can be reduced.

The invention discloses an efficient anaerobic sewage treatment device, and particularly relates to the technical field of sewage treatment.The efficient anaerobic sewage treatment device comprises a tank body, a tank cover is arranged at the top of the tank body, and a left partition plate and a right partition plate are arranged in the tank body; the inner space of the tank body is sequentially divided into a precipitation separation tank, an anaerobic tank and a biological filter tank from left to right by the left partition plate and the right partition plate, most of sludge and impurities with larger mass in sewage can be deposited at the bottom of the precipitation separation tank under the influence of gravity, and MBBR filler in the anaerobic tank is beneficial to quickly forming a biological membrane; the sewage is ensured to be in full contact with the filter material filler in the biological filter through the water guide pipe and the water distribution pipe, so that the effects of filtering and degrading the pollutants are realized, and as the liquid level difference exists between the water inlet pipe and the water outlet pipe, the whole device can realize unpowered treatment of the sewage without additionally arranging an additional power assembly; the purpose of saving energy is achieved, and meanwhile operation cost is reduced.

The utility model discloses a French window guardrail which comprises a barrier, four symmetrical connecting pipes are fixedly connected to the bottom of the barrier, a first mounting hole is formed in the left side of each connecting pipe, a mounting bottom pipe is arranged below each connecting pipe, a fixing bottom plate is fixedly connected to the bottom of each mounting bottom pipe, and a second mounting hole is formed in the left side of each fixing bottom plate. And the surface of the mounting bottom pipe is fixedly connected with a limiting ring. The fixing sleeve is arranged on the surface of the connecting pipe in a sleeved mode, so that the fixing bottom plate reaches the position beside the French window, then the fixing bottom plate is fixed through the expansion bolt, the fixing bolt penetrates through the first mounting hole and the second mounting hole and is in threaded connection with the nut, and the connecting pipe is limited in an inner cavity of the fixing sleeve. Therefore, the purposes that the French window guardrail can be fixed through the inserting structure, the situation that the French window guardrail needs to be broken and cut when the French window guardrail is disassembled and replaced by a user is avoided, and the disassembly, assembly and replacement convenience of the French window guardrail is improved are achieved.

The utility model relates to a modularized rustproof flexible packaging device used in a high-humidity environment, which comprises a flexible packaging main body, a rustproof module and a drying monitoring module, and the flexible packaging main body wraps the rustproof module and the drying monitoring module. The rust resisting module and the drying monitoring module form two cavities through a magnetic attraction separation strip embedded between the rust resisting module and the drying monitoring module, at least one hole is formed in the surface of each cavity, and the rust resisting module and the drying monitoring module are connected and detached through the magnetic attraction separation strip. The drying agent and the corrosion inhibitor in the packaging device can be replaced conveniently, and the metal corrosion speed in the high-humidity environment is reduced.

The invention discloses a container heating device, a heating capacity control system and method and a mine car. The container heating device comprises a container, a heating channel and an adjustable heating device. The container is used for containing materials; the heating channel is located below the container and used for conveying high-temperature gas and heating a bottom plate of the container. The adjustable heating device is located below the heating channel and provided with at least one high-temperature gas inlet communicated with an engine exhaust pipe, at least one container heating channel opening communicated with the heating channel and at least one exhaust port communicated with outside air. The adjustable heating device can automatically adjust the flow of hot gas entering the heating channel from high-temperature gas exhausted from the engine exhaust pipe and the flow of hot gas exhausted to the outside according to the environment temperature, the types of materials and the temperature of the bottom plate of the container, so that the heating temperature of the container is adjusted, and the adjustable heating device has the advantages of being simple in structure, high in applicability and durable in use.

The utility model belongs to the technical field of electric power grounding bolts, and particularly relates to an electric power grounding bolt for electric power engineering, which comprises a grounding bolt, the upper side of the grounding bolt is provided with a sliding groove, the upper side of the grounding bolt is provided with a nut in a threaded manner, the inner side of the sliding groove is slidably provided with a pressing block, the upper side of the pressing block is provided with a clamping block, and the clamping block is connected with the nut in an inserted manner. A cable is inserted into the inner side of the sliding groove and arranged on the lower side of the pressing block, a threaded hole is formed in the lower side of the grounding bolt, the threaded hole is communicated with the sliding groove, a grounding rod is arranged on the lower side of the grounding bolt in a threaded mode through the threaded hole, the upper side of the grounding bolt is sleeved with an upper sleeve shell, and first threading grooves are symmetrically formed in the lower side of the upper sleeve shell. When in use, the upper sleeve shell and the lower sleeve shell are respectively sleeved on the upper side and the lower side of the grounding bolt to protect the grounding bolt, so that the grounding bolt is prevented from being directly exposed outside, the corrosion speed of the grounding bolt, a nut and the like is greatly reduced, the maintenance and replacement frequency is reduced, and the manpower and material resource investment is saved.

This utility model provides a live-line working device for oil and gas wells, belonging to the field of live-line working technology. It includes a fixed plate and a delivery pipe. The delivery pipe is connected through the top of the fixed plate, and a shielding shell is connected through the bottom of the delivery pipe. A fixing ring is fixedly connected to the outer surface of the shielding shell. Output pipes are connected through both sides of the shielding shell, and an electric throttle valve is connected through the top of the output pipe. This utility model uses a transmission arm with a wrapping shell, a telescopic shell, and a limiting hole. Under external force, the telescopic shell moves inside the wrapping shell, driving the transmission plug to move up and down. Then, an external bolt is inserted into the limiting hole to fix the telescopic shell after length adjustment, thereby increasing the transmission range of the live-line working device and improving the extraction effect of the oil and gas well.

The utility model relates to the technical field of safety rope supporting facilities, and one embodiment of the utility model provides a safety rope hanging device based on an H-shaped steel beam, the safety rope hanging device comprises a beam body, a positioning clamp is arranged on the beam body, a driving clamping assembly is arranged on the positioning clamp, and an anti-rust protection assembly is arranged on the upper end face of the positioning clamp; the driving clamping assembly comprises a clamping groove, a driving bolt is screwed on the upper end face of the positioning clamp and inserted into the positioning clamp, a clamping disc is arranged on the lower end face of the driving bolt, and the position of the clamping disc corresponds to the position of the stress disc. By means of the technical scheme, the problems that in the prior art, when part of traditional devices are installed, tedious measuring and positioning work needs to be carried out, a large amount of time and manpower are consumed, the installation process is extremely inconvenient, and when supporting columns are installed, some devices for fixing safety ropes through supporting columns need to accurately measure the positions of the supporting columns on H-shaped steel beams, and the installation cost is low are solved. The technical problem of proper hanging height and angle of the safety rope is solved.

The invention discloses a nickel-based superalloy vacuum induction melting method and equipment, and relates to the technical field of alloy quenching, the nickel-based superalloy vacuum induction melting equipment comprises a box body, a feeding mechanism is arranged in the box body, a reciprocating motion mechanism is arranged on one side of the feeding mechanism, and a quenching mechanism is arranged in the box body; and the quenching mechanism comprises a supporting block fixedly connected with the inner bottom of the box body, a water outlet hole is formed in the supporting block, a water outlet pipe is fixedly connected to one side of the outer wall of the supporting block, the water outlet pipe penetrates through one side of the outer wall of the box body and is fixedly connected with the box body, and a special-shaped circular ring is fixedly connected to the top of the supporting block. After heated alloy enters the shell, the feeding mechanism drives the reciprocating motion mechanism to move, and the reciprocating motion mechanism drives the shell to deflect in a reciprocating manner, so that cooling liquid sprayed by the spray head is uniformly sprayed on the peripheral surface of the alloy, the alloy is uniformly heated and quenched, deformation generated during alloy quenching is reduced, and the service life of the alloy is prolonged. And the generated water vapor firstly flows down after being condensed by the special-shaped water inlet pipe.

This application relates to the field of smart lock technology and discloses an easy-to-operate smart lock, mainly composed of a lock body, a lock beam assembly, a lock cover assembly, and a connecting assembly. The lock beam assembly is movably mounted on the top of the lock body, and the smart lock is opened and closed by moving the lock beam assembly up and down. The lock cover assembly and the connecting assembly are movably mounted on one side of the bottom of the lock body, and the lock cylinder is protected by rotating the lock cover assembly and the connecting assembly. This invention, by movably mounting the connecting assembly at the bottom of the lock body and fixing the connecting assembly to the lock cover assembly, allows the operator to rotate the connecting assembly to move the lock cover assembly, thereby opening and closing the lock cylinder. When the smart lock is in the locked state, the lock cover assembly effectively seals the lock cylinder, preventing impurities from entering the lock cylinder from the bottom of the smart lock, thus protecting the lock cylinder, slowing down the rusting rate of the lock cylinder, and extending the service life of the smart lock.