44results about How to "Achieve rust removal" patented technology

The invention relates to a metal surface cleaning agent. The cleaning agent is an aqueous solution containing surfactants, emulsifiers, complexing agents, carbonate and ferrate. The invention also provides a preparation method of the metal surface cleaning agent, and a method for cleaning metal substrate with the cleaning agent. The cleaning agent provided by the invention can be used for removing oil and rust simultaneously, so that the processing steps are reduced. Moreover, corrosion to the metal surface is avoided while removing the rust from the substrate surface.

The invention relates to a clean and environment-friendly iron wires galvanizing apparatus and its technology. The iron wires galvanizing apparatus mainly comprises a paying-out machine (1), a polishing machine (2), a water tank (3), a first galvanizing tank (4), a second galvanizing tank (5), a third galvanizing tank (6), a cold water tank (7), a hot water tank (8) and a take-up machine (9), wherein, roller groups are provided on the paying-out machine (1), the polishing machine (2), the water tank (3), the first galvanizing tank (4), the second galvanizing tank (5), the third galvanizing tank (6), the cold water tank (7), the hot water tank (8) and the take-up machine (9), the iron wires of the paying-out machine (1) and the iron wires of the take-up machine (9) are connected end to endthrough each roller group. The invention also relates to a clean and environment-friendly iron wire galvanizing technology; the invention has the characteristics that no cyanogen or no pickling is contained, circulating water is not discharged which is clean and environment-friendly, the iron wires galvanizing apparatus provided in the invention can replace the traditional equipment of iron wiresgalvanizing, the invention has advantages of water saving and no environmental pollution, and the labor intensity of operators can be reduced, so that operators can get rid of work environment of strong acid mist, thereby the invention is capable of alleviating the damage of acid to operators body, reducing production cost of galvanizing iron wires and raising the competitiveness of enterprises.

The invention relates to the technical field of shipping of a ship, in particular to a ship bottom cleaning device for shipping of a ship. The ship bottom cleaning device for shipping of the ship comprises a cleaning device and a base, wherein the top of the base is fixedly connected with a supporting column; the top end of the supporting column is fixedly connected with a cross plate; the top endsurface of the cross plate is fixedly connected with a supporting rod; the top end of the supporting rod is fixedly connected with a ball and socket joint; the top end of the ball and socket joint isfixedly connected with a connecting rod; a loop bar is arranged on the outer side of the supporting rod; the top end of the loop bar is in sleeve connection with a sleeve; a compression spring is arranged on the outer side of the loop bar; and the top end of the sleeve is fixedly connected with a connector. In the ship bottom cleaning device for shipping of the ship, by arrangement of the ball and socket joint, the connector, the loop bar, the sleeve and the compression spring, the irregular bottom end of the ship can be mechanically cleaned, the cleaning efficiency is ensured, and the cleaning efficiency is further ensured. The ship bottom cleaning device for shipping of the ship is novel in design concept and scientific in design, has huge economic benefit and extensive market prospect,and is worthy of being popularized and used.

The invention discloses a wave type rust removing device of an offshore drilling platform. The wave type rust removing device of the offshore drilling platform comprises a drilling platform body and multiple fixing columns. The two sides of the fixing columns are rotationally connected with rotating rods. The tail ends of the rotating rods are fixedly connected with wave blocking plates. An fan-shaped elastic air bag is connected between the upper side of each wave blocking plate and the side wall of the corresponding fixing column. Cylindrical cavities are arranged in the fixing column. The cylindrical cavities communicate with the fan-shaped elastic air bag through an intake tube. A guide pipe is fixedly arranged at the inner bottom of each cylindrical cavity. Each guide pipe communicates with the corresponding cylindrical cavity through an air hole. Each guide pipe is provided with a piston in a sliding sealed manner and sleeved with a reset spring. The upper end of the guide pipe penetrates through a drilling platform body. A valve is installed at a pipe opening of each guide pipe. The outer side wall of each piston is provided with a first annular magnet in an embedded manner.The wave type rust removing device of the offshore drilling platform is reasonable in structure, capable of utilizing the wave to automatically remove rust on the fixing columns, safer and good in rust removal effect.

The invention relates to a granite rust remover which is prepared by mixing the following components in parts by weight: 15-50 parts of one or more of inorganic acids and organic acids, 1-15 parts of surface active agent, 1-15 parts of hydrogen peroxide and 30-80 parts of polar solvents. The inorganic acid is preferably phosphoric acid and/or hydrochloric acid, the organic acid is preferably at least one of glycolic acid, glyoxylate, oxalic acid, phytic acid, citric acid, malic acid, maleic acid and fumaric acid, and the surface active agent is sodium dodecyl benzene sulfonate or op-10 emulsifier. The rust remover of the invention is smeared on the granite surface, can form a stable colorless complex with iron after reacting for 1-2 days, remove rusty points and rusty lines of the granitein a short time without influencing the granite luster or leaving trails and rapidly remove rust on the granite surface with high efficiency.

The invention relates to a small-flow electromagnetic water quality treatment device, which comprises a high-frequency oscillator, a water flow channel, a water inlet and a water outlet, and is characterized in that: a screw type anode shell is arranged in the water flow channel; an anode electrode is arranged in the anode shell; the anode shell is a spiral layer which rotates by taking the anode electrode as a rotation center; the spiral layer is assembled in the water flow channel in a tight fit manner to form a thin-layer water backflow channel; a cathode electrode is arranged at the periphery of the water flow channel; and the anode electrode and the cathode electrode are connected to an output end of the high-frequency oscillator respectively. A structure of thinning a water layer and increasing the length of the water flow channel is adopted, the length of the water flow channel is increased, a dead zone of an electromagnetic field is eliminated, the dissolved oxygen in water which is treated through a high-frequency electric field is activated, an ion channel on a cell membrane is damaged by an external electric field, and a survival condition for bacteria and algae is lost, so that the effects of preventing scale, removing scale, sterilizing, removing algae, removing rust, benefiting human health, and saving a large amount of electric energy are achieved. The small-flow electromagnetic water quality treatment device is particularly suitable for scale prevention of a small water household electrical appliance. Besides, the water treatment effect is improved.

The invention discloses a profile steel surface rust removal device, and belongs to the technical field of steel structures. Two horizontal surface cleaning and brushing parts are arranged, under driving of two first driving motors, rotation of two horizontal steel brushes is achieved, cleaning and brushing of profile steel are achieved, and the rust removal effect is achieved; two ends of vertical steel brushes are connected onto a transverse supporting seat, in the rust removal process of the vertical steel brushes, and a compression spring in the transverse supporting seat can play a role in damping; two vertical surface cleaning and brushing parts are arranged, under driving of two second driving motors, rotation of the two vertical steel brushes is achieved, cleaning and brushing of the profile steel are achieved, and the rust removal effect is achieved; small brush sets are arranged and can be driven by the second driving motors to remove rust on the inner surface of the H-shaped steel, and when the small brush sets are removed, the first driving motors and the second driving motors drive the two vertical steel brushes and the two horizontal steel brushes to rotate, so that the surface of a rectangular steel pipe is cleaned and brushed.

The invention relates to the field of reinforcing steel bars, in particular to rust removal equipment capable of treating bent reinforcing steel bars. The technical problems that dents and bends on reinforcing steel bars cannot be well treated, and meanwhile rust in some gaps cannot be removed, so that the effect is poor are solved. According to the technical implementation scheme, the rust removal equipment capable of treating the bent steel bars comprises a bottom frame, a straightening system, a first rust removal system and the like; a straightening system is connected to the front part of the upper side of the underframe; a first derusting system is connected to the middle of the upper side of the underframe. The first rust removal system is designed, rust on the upper surfaces and in gaps of the steel bars is removed through a rust remover, meanwhile, rust at the bottoms of the steel bars is removed, and iron rust on the gaps and the outer surfaces of the steel bars is removed at the same time.

The invention provides a transformer with a lightning protection function, relates to the technical field of transformers, and solves the problem that rainwater cannot be guided after infiltration through structural improvement so as to achieve the purpose of improving the waterproof performance, and the problem that the rust removal of the lightning rod cannot be automatically realized while thecover plate is dismounted through structural improvement. The transformer comprises a transformer shell and a cleaning base. A base is welded to the transformer shell, a fixing base is fixedly connected to the base, and a cleaning structure is installed on the transformer shell. The three grooves are connected with one another to form a concave groove structure, and the three grooves form an auxiliary drainage structure together, so that rainwater infiltrating between the transformer shell and the cover plate can be drained through the grooves, and the probability that the rainwater infiltrates into the transformer shell is reduced.

The invention provides an electric steel rail derusting and polishing machine. The machine comprises a supporting frame, a derusting grinding head, a motor, a lifting device, a power supply device anda deflection mechanism. According to the electric steel rail derusting and polishing machine, the derusting grinding head is adopted as a derusting or polishing tool, and the derusting grinding headis fixed to any height through the lifting device, so the smoothness of the profile cambered surface of a steel rail after operation is guaranteed; the electric steel rail derusting and polishing machine is provided with the deflection mechanism, and transverse rotation of the derusting grinding head in the horizontal direction is achieved through manual transverse force application to guarantee that the area required by the steel rail profile cambered surface can be derusted or polished, so derusting or polishing operation of the whole steel rail profile is achieved, the derusting or polishing operation efficiency is improved, and the labor intensity of operators is relieved; and in addition, the electric steel rail derusting and polishing machine is driven in an electric mode, so the operation process is low in noise, environment-friendly and pollution-free.

The invention discloses a production integrated spraying process, and relates to the technical field of integrated spraying. The production integrated spraying process specifically comprises the following operation steps of A, workpiece cleaning; B, primer spraying; C, finish paint spraying; and D, workpiece drying. According to the production integrated spraying process, integrated assembly linemanagement is achieved through the four procedures of the workpiece cleaning, the primer spraying, the finish paint spraying and the workpiece drying, the spraying efficiency is improved, the two steps of alkali washing and acid washing in the workpiece cleaning process are beneficial to removal of organic matter and oxide on the surface of a workpiece, rust removal, oil removal and dirt removal are achieved, subsequent spraying operation is facilitated, two spraying procedures of primary finish paint spraying and secondary finish paint spraying are set in the finish paint spraying process, the front face of the workpiece can be comprehensively sprayed through the primary finish paint spraying, multiple edges or dead corners of the workpiece can be sprayed through the secondary finish paint spraying, a repeated continuous turning-over spraying mode is adopted, and the phenomenon of spraying missing does not likely to happen.

The invention relates to a track type wall climbing robot capable of randomly steering. The track type wall climbing robot capable of randomly steering comprises a frame; four steering motors are arranged at the bottom of the frame; an output end of each steering motor is tightly connected with a telescopic cylinder; an output end of each telescopic cylinder is tightly connected with a track component; the track components include rubber tracks and multiple magnetic absorbing units tightly connected with the tracks; the magnetic absorbing units include cylindrical permanent magnets, left yokes, right yokes, upper separation magnetic blocks, lower separation magnetic blocks and steering engines; the cylindrical permanent magnets are rotationally arranged in a hollow cylinder surrounded by the left yokes, the right yokes, the upper separation magnetic blocks and the lower separation magnetic blocks; one end of the hollow cylinder is tightly connected with a back cover plate; output ends of the steering engines are connected with the cylindrical permanent magnets through couplings; the steering engines has two angle states of 0 degree and 90 degrees; when the steering engines are located in the angle state of 0 degree, the magnetic absorbing units are located in a magnetizing state; and when the steering engines are located in the state of 90 degrees, the magnetic absorbing units are located in a demagnetizing state.

The invention discloses a recycling treatment device for waste steel bars generated in the house removal process. The recycling treatment device comprises an equipment body, and a straightening mechanism is arranged on the left portion of the equipment body and comprises a straightening hydraulic cavity formed in the left side of the equipment machine body. A straightening hydraulic plate is slidably arranged in the straightening hydraulic cavity. A straightening hydraulic rod is fixedly arranged on the lower end face of the straightening hydraulic plate, and a straightening sliding cavity isformed in the portion, on the lower side of the straightening hydraulic cavity, in the equipment body. The lower end of the straightening hydraulic rod penetrates through the straightening sliding cavity, and a straightening sliding block is fixedly arranged on the lower end face of the straightening hydraulic rod. The waste steel bars can be straightened and derusted through the device. Specifically, the waste steel bars are straightened through hydraulic equipment firstly, a better straightening effect is obtained by rotating the angle of the waste steel bars in the straightening process, and then the waste steel bars are ground and derusted. The waste steel bars are ground through three grinding wheels at the same time, and the two ends of each waste steel bar are fixed in the grindingprocess to avoid secondary bending.