10results about How to "Cause corrosion" patented technology

The invention discloses a method for preparing a single-layer tungsten diselenide nanoband based on a space confinement strategy. By changing the flow and the growth time of hydrogen, effective control on the width and the thickness of a nanoband can be realized. The method comprises the following steps: uniformly spraying tungsten trioxide powder to one substrate, then covering the substrate by the other substrate, and forming micro reaction space which is of a 'sandwich'-like structure. Growth of a tungsten diselenide nanoband is carried out by utilizing a constant-pressure chemical vapor deposition method; physicochemical characteristics of a one-dimensional transition metal chalcogenide strongly depend on suspension key types on the edge of the one-dimensional transition metal chalcogenide, metallic properties are displayed by an ultranarrow band, and conversion from the metallic properties to semiconductor properties can be displayed from the edge to the center of a wider band; the tungsten diselenide nanoband is widely applied to micro-nano photoelectric devices due to the special property; industrial production of the tungsten diselenide nanoband can be realized through an experimental method of the invention.

This utility model proposes a lightning protection conductor support bracket, comprising: a vertical support rod having an axially opposite first end and a second end; the first end is threadedly connected to a waterproof base component for fixing to the roof; the second end is threadedly connected to a conductor clamping component for installing the lightning protection conductor; the conductor clamping component includes a mounting base and two sets of symmetrically arranged clamping arms, the bottom of which is integrally formed with the mounting base, and a clamping cavity with an open port is formed between the two clamping arms; a radially protruding limiting step is provided in the middle of the inner side of each clamping arm, dividing the clamping cavity into an upper conductor receiving cavity and a lower adjustment cavity; the inner wall of the conductor receiving cavity is provided with an arc-shaped clamping surface adapted to the conductor. This method effectively improves the installation stability of the lightning protection conductor.

The utility model provides a kind of drainage pipe network obstruction detection device, belong to drainage pipe network obstruction detection technical field. Including underground pipeline detection device, still include: cleaning assembly, cleaning assembly is placed in the one side of underground pipeline detection device, cleaning assembly includes the liquid storage tank rotating in the one side of underground pipeline detection device, the inside of liquid storage tank is provided with water injection passageway, the number of water injection passageway being set on liquid storage tank is two, the output end of water injection passageway is fixedly connected with cleaning sponge;Sealing assembly;By setting cleaning assembly, semicircular water injection passageway is symmetrically set on the both sides of liquid storage tank, after two kinds of cleaning agent are injected into different passageway respectively, cleaning sponge is quickly adsorbed, is evenly applied on camera, rotates water injection passageway, realizes the alternate use of cleaning agent and clean water, both guarantees cleaning effect, and prevents chemical residue from affecting lens definition or causing corrosion, to maintain the camera performance of camera.

This utility model discloses a nanofiltration membrane module for acid and alkali resistant high-salt wastewater, relating to the field of wastewater treatment technology. It includes a filtration chamber, inside which a nanofiltration membrane body is fixedly installed. The input end of the filtration chamber is fixedly connected to a wastewater pretreatment chamber, which includes a chamber body, a stirring assembly, a neutralization assembly, a water quality monitor, a wastewater output pipe, and a control terminal. In this utility model, the water quality monitor monitors the acidity, alkalinity, and salinity of the wastewater. The monitoring data is transmitted to the control terminal, which outputs corresponding control commands to open the corresponding secondary electrically controlled valve. The neutralization solution inside the solution storage tank enters the chamber body through the secondary electrically controlled valve and the solution output pipe, neutralizing the wastewater or settling salt ions in the wastewater, thereby reducing the acidity, alkalinity, or salinity of the wastewater and preventing corrosion of the nanofiltration membrane body.

This utility model relates to a parallel opening and closing pneumatic gripper, including a sliding base, a crank, and a cylinder for driving the crank to open and close. Two protruding plates are provided on the side of the cylinder near the crank, forming a mounting groove in which the crank is placed; the protruding plates are fixedly connected to the sliding base. Sealing elements are provided on both sides of the mounting groove, which cooperate with the sliding base to form a closed space, preventing external corrosion of internal parts. The crank consists of symmetrically arranged cranks, which are linked to the cylinder drive shaft via a rotating shaft, driving a sliding block to slide along the base, achieving precise opening and closing. The sliding block has a groove that cooperates with the crank's actuating head to improve motion accuracy. In an optimized embodiment, the sliding protruding plates and sliding grooves use rollers to reduce friction, and baffles are provided at both ends to prevent the rollers from falling off. This pneumatic gripper has a compact structure, good sealing performance, is suitable for harsh environments, and has a long service life.

The application discloses a charging pile with a quick heat dissipation function for a new energy vehicle. In view of the technical problem that the charging pile occupies a large space of a public place, and the charging pile installed on a street is easily collided by a vehicle to cause electric leakage and harm to passing pedestrians, the application discloses a charging pile with a quick heat dissipation function for a new energy vehicle, which comprises a cylinder body, the cylinder body is provided with a cylinder cover, the cylinder cover is slidably connected with a charging column, a deep hole is formed in the side of the charging column away from the cylinder cover, a supporting ring is fixedly connected in the deep hole of the charging column, the cylinder body is provided with a first cavity, a first motor and a control terminal are installed in the first cavity, and the control terminal is electrically connected with the first motor. The control terminal is used for controlling the device to move downwards to the ground, the ground space is saved without affecting the charging effect, the pedestrians are prevented from being injured by the collision of the vehicle, and the safety is improved.

The utility model discloses an automatic dosing device for sludge treatment, which comprises a main body unit, the main body unit comprises a bottom plate and a treatment cylinder, the upper end face of the bottom plate is symmetrically and fixedly connected with two vertical plates, the treatment cylinder is arranged at the upper end of the bottom plate, a cylinder cover is arranged on the treatment cylinder, and two liquid storage cylinders are symmetrically and fixedly arranged on the cylinder cover. After treated sludge is discharged from the treatment barrel, the treatment barrel is rotated to the original position through the rotating assembly again, clear water is added into the treatment barrel, the barrel cover is placed on the treatment barrel again, the gear motor is started again, and the output end of the gear motor drives the mounting plate to rotate through the connecting rod, the fixing rod, the connecting plate and the circular ring; and the mounting plate cleans away sludge adhered to the inner wall of the treatment barrel through the cleaning brush bristles, so that the sludge is prevented from adhering to the inner wall of the treatment barrel for a long time, the sludge is prevented from corroding the treatment barrel, and the service life of the treatment barrel is prolonged.

This invention discloses a secondary water supply treatment device, relating to the field of water pollution control and treatment technology. It includes a secondary water supply storage unit, with a liquid preparation and filling unit located at the top of the inner cavity and a liquid supply unit located on the right side of the storage unit. The storage unit also contains a drive unit for deploying the liquid preparation and filling unit. This invention effectively reduces the amount of disinfectant used while ensuring disinfection and sterilization effects, lowering treatment costs and reducing the time required for disinfectant input and output, thereby improving treatment efficiency. Furthermore, it facilitates direct preparation of disinfectants inside the water tank without corroding the tank, eliminating the need for a separate dedicated plastic mixing container for manual preparation of disinfectants. It also allows for larger single-use preparations, reducing the need for multiple preparations and further improving treatment efficiency.

The utility model discloses a chain plate feeding desilting device, which comprises a chain plate feeder and a mud-stone separator, a desilting device is arranged below a chain plate of the chain plate feeder, the desilting device comprises an air knife, the air knife comprises an upper blade, a lower blade and side sealing plates, the upper blade and the lower blade are assembled together, and the side sealing plates surround two sides of the upper blade and the lower blade. A plurality of cavities communicated in sequence are formed between the upper blade and the lower blade, one end of each cavity communicated in sequence is communicated with an air inlet of the blade, the other end of each cavity communicated in sequence is communicated with an air outlet of the air knife, and the air outlets spray towards the chain plate feeder. Compared with the prior art, the air knife has the advantages that the mode that the multiple cavities are communicated is adopted in the air knife, then the cavities are sprayed to the chain plate through the exhaust port, high-viscosity soil on the chain plate is dried and blown out of the chain plate feeding machine, corrosion to the chain plate is avoided, the service life is prolonged, and meanwhile the problem that the high-viscosity soil adheres to the chain plate and is caked is solved.

The utility model provides a boost isolation transformer for an offshore wind turbine generator. The boost isolation transformer comprises a transformer body; the transformer body is coated with the shell; the shell comprises a side plate; heat dissipation frames are arranged on the three adjacent side plates; transversely arranged heat dissipation blades are arranged on the heat dissipation frame; a driving assembly arranged at the top of the heat dissipation frame is connected with the heat dissipation blades and a control device of the driving assembly; the control device comprises a supporting column penetrating through the x-direction center line of the cooling blade; the traction cables are connected with the clamping parts and are separately arranged on the two sides of the supporting column, and the baffles are arranged on the bottom surfaces of the heat dissipation blades and are connected with the traction cables. The heat dissipation frame is arranged on the transformer shell, collaborative optimization of efficient heat dissipation and protection functions is achieved through the design of the modular driving structure and the adjustable heat dissipation blades, and the problem that in the prior art, heat dissipation and rain prevention of an offshore transformer shell are difficult to achieve at the same time is solved.