61results about How to "Help shedding" patented technology

The invention discloses a novel hair-imitating anti-freezing pipeline suitable for a low-temperature environment, and belongs to the field of pipeline equipment. The pipeline is characterized in thatmultiple heat release pores accommodating heat release balloons can be preset on the outer surface of the pipeline by imitating hairs on an animal body; meanwhile, a suspended cold contracting movingball is innovatively arranged, and the cold contracting moving ball actively moves under the action of magnetic attraction by means of the characteristic of contracting during cold; and water squeezedout during contraction is frozen along a double-state hair needle to form an ice needle, so that the heat release balloons are punctured to trigger an oxidation reaction to release a large amount ofheat. According to the pipeline, the released heat is used for heating and protecting the pipeline, so that the damage of external low temperature to the pipeline is prevented; after the temperature rises, the cold contracting moving ball can rise again to return to an original position and repeat the action so that the external temperature can be automatically sensed, and then the pipeline heating action can be triggered; and the pipeline is effectively subjected to heat preservation by imitating the animal hairs, so that the anti-freezing performance of the pipeline to the external low temperature is remarkably improved.

The invention discloses a petrochemical engineering pipe cleaner. The petrochemical engineering pipe cleaner comprises a base, a motor, a stand column, a rotating shaft and a cleaning device. The stand column and the motor are arranged on the base. A bearing is arranged on the stand column. The cleaning device is mounted on the rotating shaft. The rotating shaft is connected with an output shaft of the motor through the bearing. The cleaning device comprises connecting discs and connecting rods. The rotating shaft is sleeved with the connecting discs. Each connecting rod comprises a fixed casing pipe and a sliding guide rod. Each fixed casing pipe is connected with the outer side of the corresponding connecting disc. One end of each sliding guide rod is inserted into the corresponding fixed casing pipe in a fitted manner. A spring is arranged between each sliding guide rod and the corresponding fixed casing pipe. The other ends of the sliding guide rods are provided with bristles and steel wire brushes in an alternate manner. The cleaning brushes of the cleaner elastically squeeze the inner wall of a pipe, so that the cleaning effect of the petrochemical engineering pipe is better.

The invention relates to a method for repairing a waste lithium iron phosphate material. The method comprises the following steps: 1) measuring the contents of Li, Fe and P elements in the waste lithium iron phosphate material; 2) preparing a mixed solution containing lithium salt, ferric salt and phosphoric acid, adding the waste lithium iron phosphate material into the mixed solution according to a final stoichiometric ratio of Li:Fe:P of 0.75-1.25:1:1, stirring and mixing the components, and controlling the pH value of the mixed solution to be 5.5-8.5 by using ammonia water in the stirringprocess to obtain a mixture; 3) carrying out hydrothermal reaction on the mixture at 100-200 DEG C to obtain a lithium iron phosphate precursor, and 4) carrying out carbon coating reaction on the lithium iron phosphate precursor at 650-800 DEG C to obtain the repaired lithium iron phosphate battery material. The method realizes direct repair of the waste lithium iron phosphate battery positive electrode material.

The invention discloses petroleum pipeline cleaning equipment. The petroleum pipeline cleaning equipment comprises a base, a motor, an upright column, a rotating shaft and a cleaning device, wherein the cleaning device comprises connecting plates and a connecting rod; the connecting plates sleeve the rotating shaft; the connecting rod comprises fixed plates and guide rods; the fixed plates are connected with the outer circumferences of the connecting plates in the radial direction and are uniformly distributed along the outer circumferences of the connecting plates; elongated grooves are respectively formed in the fixed plates and the guide rods; each fixed plate is matched with the elongated groove of the corresponding guide rod and is fixed through a corresponding bolt; and a wire brush is arranged at an end of each guide rod. The radius of the cleaning device can be adjusted according to pipelines with different diameters, and different cleaning brushes are mounted on the cleaning device so as to achieve good cleaning effect.

The invention relates to a water purifier management method and a water purifier system based on the Internet of Things, wherein the water purifier management method includes the steps: a water quality detection sensor, a flow sensor and a single chip microcomputer are mounted in a water purifier of each user terminal, and a booster pump in the water purifier, a control terminal of each electroniccontrol valve and the signal output terminal of each sensor are electrically connected with the single chip microcomputer; the single chip microcomputer is internally provided with an identity identification card, and is connected with a wide area network through a wired or wireless mode; a backstage management system is arranged on the wide area network, the backstage management system is in communication connection with the single chip microcomputer of each user terminal through the wide area network, data information of the water purifier of each terminal is collected, and a control instruction is sent to the water purifier; all the terminal users register users through smart phones in the backstage management system, the water purifier of each user terminal is at least bound with onesmart phone, and smart phones are bound to the identity identification cards of the corresponding water purifiers; the backstage management system pushes the state parameter information, the failure information and the expense management information of the corresponding water purifiers to the smart phones of the terminal users through the wide area network. The intelligent management and use of the water purifiers are achieved, the operation is more convenient and reliable, the discharge amount of wastewater is effectively reduced and the service life of the water purifiers is increased.

The invention relates to an efficient metal rust remover. The efficient metal rust remover is characterized by being composed of, by weight, 45-60 parts of hydrochloric acid, 4-5 parts of phosphoric acid, 0.4-0.6 part of hexamine, 0.4-0.6 part of lauryl sodium sulfate, 0.15-0.4 part of triethanolamine, 0.4-0.6 part of citric acid, 0.5-1.2 parts of oleic acid, 0.8-1.6 parts of oxalic acid, 3-6 parts of urotropin, 6-10 parts of fatty alcohol-polyoxyethylene ether, and 20-70 parts of water. The efficient metal rust remover is capable of removing rust efficiently and rapidly, does not burn or explode, is not volatile, and is low in substrate corrosion and price and convenient to use.

The invention discloses an external-expansion type medical suturing nail with a nail body falloff promoting plate. The suturing nail comprises rod-shaped nail angles and a nail beam, wherein the cross sections of both the rod-shaped nail angles and the nail beam are of rectangular structures; an n-shaped structure is formed by the two rod-shaped nail angles and the one nail beam, and corners where the rod-shaped nail angles and the nail beam are connected are of arc-shaped structures; the nail body falloff promoting plate is arranged on the nail beam; the side face of the nail body falloff promoting plate is butted with the upper side face or the lower side face of the nail beam; and the front plate surface of the nail body falloff promoting plate is horizontal with the front side face of the nail beam and the rear plate surface of the nail body falloff promoting plate is horizontal with the rear side face of the nail beam. The suturing nail disclosed by the invention, by virtue of the nail body falloff promoting plate, is conducive to the falloff the a nail body; the two rod-shaped nail angles, which are in the form of external expansion, are capable of preventing the nail angles from bending inwards in the process of piercing into skin; and corners on the outer sides of the ends of the two rod-shaped nail angles are cut off, so that the outer sides of the ends of the rod-shaped nail angles are formed as inclined planes, and the two external-expansion rod-shaped nail angles bend inwards when the rod-shaped nail angles are in contact with a nail anvil, so that the success rate of a suturing operation is greatly improved.

The invention discloses a use method of a rice husking device having a broken rice protection function. The use method comprises four steps of performing charging, performing squeezing to remove huskand impurities, taking materials, and removing husk for the second time. Compared with the prior art, the use method disclosed by the invention has the advantages that the practical method is cheap, the box body is obliquely arranged, rice can fall into a bottom material collecting cavity of the box body, through cooperation with a pressing part in a rotating assembly, after an extrusion part in the pressing part is in contact with the rice, due to oblique design, when extrusion force of the rice in the extrusion and moving process changes constantly and the distance between the extrusion partand friction rods changes, telescopic springs can contract in time to protect rice grains and prevent the rice from being crushed, and large particles in the rice can be inserted into the extrusion part in a penetrating mode. An oblique baffle can block impurities in the extrusion part, so that the impurities fall into a discharging channel at the left side, and besides, an air blower can well blow rubbed shells, dust and the like into a filter bag, and the use method is suitable for popularization.

The invention provides a leather treatment technology used for solving the problem that the leather treatment efficiency is low. The leather treatment technology comprises the following steps that fixing is conducted, specifically, the two corresponding ends of leather are fixed to leather clamps, and at least two pieces of leather are fixed to each leather clamp; pre-soaking is conducted; soakingis conducted; pretreatment is conducted; depilation is conducted; swelling is conducted; dealkalizing is conducted; softening is conducted; and pickling is conducted. The leather is fixed to the leather clamps, the leather can be prevented from being rolled into a ball during rotating, the contact degree between the leather and a cleaning chemical liquid is improved, and the leather treatment efficiency is improved.

The invention discloses a petrochemical engineering pipeline cleaning device. The petrochemical engineering pipeline cleaning device comprises a base, a motor, a stand column, a rotating shaft and a cleaning device body. The stand column and the motor are arranged on the base. The stand column is provided with a bearing. The cleaning device body is installed on the rotating shaft. The rotating shaft is connected with an output shaft of the motor through the bearing. The cleaning device body comprises connecting plates and connecting rods. The connecting plates are arranged on the rotating shaft in a sleeving mode. Each connecting rod comprises a fixed sleeve and a sliding guide rod. The fixed sleeves are connected with the outer sides of the corresponding connecting plates. One end of each sliding guide rod is inserted into the corresponding fixed sleeve in a matched mode. A spring is arranged between each sliding guide rod and the corresponding fixed sleeve. Brush bristles are arranged at the other end of each sliding guide rod. The base is provided with a washing liquor tank. The ends of the guide rods are provided with nozzles. The washing liquor tank is connected with the nozzles through a water pipe. Cleaning brushes of the cleaning device and the inner wall of a pipeline can achieve elastic extrusion, and cleaning fluid is further matched so that the cleaning effect of the petrochemical engineering pipeline can be made better.

The invention provides a microporous RTM (regenerative tissue matrix) as well as preparation and application thereof. The microporous RTM is a flaky material of a porous structure, micropores are uniformly distributed in the material, the pore diameter of the micropores is 0.15-0.20 mm, the distance between micropores is 0.8-1.2 mm, and collagen fiber extending into the pores is arranged on the inner surfaces of the micropores. The microporouse RTM provided by the invention removes cells completely and has no immunogenicity or cytotoxicity factors, collagen fiber, reticular fiber, elastic fiber of the RTM and a three-dimensional structure consisting of the fibers are slightly damaged, the RTM is better attached to wounds, multiple collagen fibers extending into the pores are arranged on the inner surfaces of the mciropores, and more immigrated cell attachment sites can be provided.

The invention discloses a cleaner for a petroleum pipeline. The cleaner comprises a base, a motor, a stand column, a rotary shaft and a cleaning device. The cleaning device comprises connecting discs and connecting rods. The rotary shaft is sleeved with the connecting discs. The connecting rods are radially connected with the outer circumferences of the connecting discs and are evenly distributed along the outer circumferences of the connecting discs. Bristles and steel wire brushes are alternately arranged at the ends of the connecting rods. A cleaning liquid tank is arranged on the base. Nozzles are arranged at the ends of the connecting rods. The cleaning liquid tank is connected with the nozzles through a pressure pump and a water pipe. According to the cleaner, a better cleaning effect is achieved by mounting the different cleaning brushes on the cleaning device in cooperation with cleaning liquid.

The ceramsite particle forming device comprises a machine body, a profiling roller, a sorting device, a screening device and a poking device, the poking device is arranged in the machine body and close to the top of the screening device, and an arc-shaped elastic plate is arranged between the surface of a driving roller and the two corresponding sides of the surface of the driving roller. The comb tooth device is arranged on the surface of the cambered surface connecting plate and is away from one end of the driving roller, the top end of the comb tooth body is fixedly connected with the surface of the cambered surface connecting plate, the air injection hole is formed in the comb tooth body and is located in the surface position, and the air injection hole communicates with the air outlet end of the bag body; the invention relates to the technical field of ceramsite particle production. According to the ceramsite particle forming device, the rapid drying effect is achieved, rapid drying can be achieved, particle forming, sorting and drying are integrated, meanwhile, the situation that particles adhere to one another is not prone to occurring, blocking is effectively prevented, safety and reliability are achieved, and the working efficiency and the use performance are improved.

The invention discloses a handgun type preputial circumcision anastomat equipped with an external expansion type suturing nail. The handgun type preputial circumcision anastomat comprises a gun body and a trigger transmission mechanism, the gun body is composed of a tubular body part, a main shell part and a handle part, and the trigger transmission mechanism is composed of a trigger, a transmission part, a transmission arm, a swing arm, a sliding block and a reset spring. The suturing nail comprises rod-shaped nail horns and a nail beam which is provided with a nail body disengagement assisting plate, and the side face of the nail body disengagement assisting plate is connected with the upper side face or the lower side face of the nail beam in a butted mode. Due to the fact that the nail body disengagement assisting plate is additionally arranged, disengagement of a nail body is facilitated; due to the fact that the two rod-shaped nail horns are formed in an external expansion mode, the nail horns can be prevented from bending inwards in the process of piercing into skin, an oblique plane is formed by the outer side of the end of each rod-shaped nail horn, when the rod-shaped nail horns touch a nail anvil, the two externally expanding rod-shaped nail horns are bent inwards, and therefore the success rate of a suture operation is greatly increased.

The invention discloses pipeline cleaning equipment. The pipeline cleaning equipment comprises a base, a motor, a column, a rotary shaft and a cleaning device. The cleaning device comprises a connecting disc and a connecting rod, the connecting disc is arranged on the rotary shaft in a sleeving manner, the connecting rod comprises fixed plates and a guide rod, the fixed plates arey connected to the outer circumference of the connecting disc in the radial direction and are uniformly distributed along the outer circumference of the connecting disc; the fixed plates and the guide rod are provided with long slots; the long slots of the fixed plates and the guide rod are matched and fixed through bolts; and a steel wire brush is arranged on the end portion of the guide rod; a lotion tank is arranged on the base, a nozzle is arranged on the end portion of the guide rod, and the lotion tank is connected to the nozzle through a water pipe. The cleaner can adjust the radius of the cleaning device according to pipelines of different pipe diameters, and different cleaning brushes are mounted on the cleaning device and are matched with a cleaning liquid to achieve a better cleaning effect.

The invention discloses cleaning equipment for petroleum pipelines. The cleaning equipment comprises a base, a motor, a stand column, a rotary shaft and a cleaning device. The cleaning device comprises connecting discs and connecting rods. The connecting discs are arranged on the rotary shaft in a sleeving manner. The connecting rods are in radial connection with the outer circumferences of the connecting discs and are evenly distributed along the outer circumferences of the connecting discs. A steel wire brush is arranged at the end of each connecting rod. A cleaning liquid tank is arranged on the base. A nozzle is arranged at the end of each connecting rod. The cleaning liquid tank is connected with the nozzles through a water pipe. According to a cleaner, the different cleaning brushes are mounted on the cleaning device, cleaning liquid is used in cooperation, and therefore a better cleaning effect is achieved.

The invention relates to the technical field of waste gas purification equipment, and discloses a rotary reverse-blowing flat-belt dust remover which comprises a filter cylinder, an ash bucket is fixedly connected to the bottom of the filter cylinder, an ash discharging valve is fixedly mounted at the bottom of the ash bucket, and an upper cover is fixedly connected to the upper end of the filtercylinder. Through the arrangement of an electromagnet, a strip-shaped magnet and an electric connection structure, a flat cloth bag shrinks inwards under the action of gas pressure, when a large amount of dust is accumulated on the surface of the flat cloth bag, the flat cloth bag shrinks inwards more violently due to air permeability reduction, and when the flat cloth bag shrinks until the upperconducting strip and the lower conducting strip make contact with each other, the electromagnet is powered on to generate magnetism; due to the magnetism opposite to the opposite face of the strip-shaped magnet, when the flat cloth bag is flattest, the flat cloth bag can rebound suddenly under the action of the magnetic force of the electromagnet, the flat cloth bag is made to vibrate left and right in the air filtering process, falling of dust on the surface of the flat cloth bag is facilitated, the filtering efficiency of the flat-belt dust remover is improved, and the reverse blowing frequency is reduced.

The invention discloses an integral dust falling and purification device applied to an underground coal mine and belongs to the technical field of gas purification. The integral dust falling and purification device comprises a dust falling and purification pipe, a dust falling and purification device, an activated carbon purification plate, a negative pressure fan set and a water curtain dust falling device, wherein the dust falling and purification device is installed at the center inside the dust falling and purification pipe; the activated carbon purification plate and the negative pressurefan set are successively installed on one side of the dust falling and purification device; and the water curtain dust falling device is installed on the end, close to the negative pressure fan set,of the dust falling and purification pipe. The device disclosed by the invention is scientific and rational and safe and convenient in use; the device greatly increases a use rate of a filtering mesh;meanwhile, dust falling and purification effects of coal dust in air are ensured; the coal dust can be scrapped automatically after filtration; efficiency is higher; and effects are better

The invention relate to a rust remover capable of improving metal corrosion resistance. The rust remover is characterized by being prepared from, by weight, 45-60 parts of hydrochloric acid, 4-5 parts of phosphoric acid, 0.4-0.6 part of hexamethylenetetramine, 0.4-0.6 part of lauryl sodium sulfate, 0.15-0.4 part of triethanolamine, 0.4-0.6 part of citric acid, 0.5-1.2 parts of oleic acid, 0.8-1.6 parts of oxalic acid, 0.4-0.6 part of zinc sulfate, 0.1-0.5 part of aluminum sulfate, 0.2-0.4 part of aluminum sulfate and 20-70 parts of water. Zinc sulfate and other solid raw materials are added, the corrosion-resistant period of metal obtained after rust removal is at least doubled compared with that of original metal, rust can be efficiently and rapidly removed, no inflaming or blasting is caused, no volatilization is caused, corrosion to a base material is low, the price is low, and use is convenient.

The invention discloses a recycling treatment device for railroad sleeper connecting nuts. The recycling treatment device comprises a bottom plate, a support frame, a shock excitation assembly, a primary treatment tank, a secondary treatment tank, a spin-drying device and an inclined ladder mechanism. According to the recycling treatment device, quantities of rusted railroad sleeper connecting nuts generated during the railway track changing and ordinary maintenance processes are treated in the primary treatment tank and the secondary treatment tank which are filled with a pickling derusting solution through the shock excitation assembly, the residual derusting solution on the surfaces of the treated railroad sleeper connecting nuts is further removed through the spin-drying device, centralized treatment and reutilization of the batches of rusted railroad sleeper connecting nuts are achieved, the recycling treatment device has the advantages that recycling treatment efficiency is highand resources are saved, and the recycling treatment device is simple and reliable in overall structure, low in cost, high in adaptability and good in utilization effect, and has wide practicability.

The invention discloses a preparation method of a silicon-containing ultraviolet absorber, and a preparation method of a polyurethane copolymer of the silicon-containing ultraviolet absorber. The silicon-containing ultraviolet absorber is represented by a formula shown in the description; and in the formula, R1 is a C1-C3 alkyl group, and R2, R3 and R4 are C1-C3 alkyl groups or aromatic groups. The silicon-containing ultraviolet absorber is synthesized from 4-substituted phenyl(2,4,6-trihydroxy-3(3-hydroxy-3-methylbutyl)phenyl)methanone and its derivatives and (triisopropylsiloxy)methyl chloride and its derivatives. The polyurethane copolymer is prepared from a polyol, a diisocyanate, and the synthesized silicon-containing ultraviolet absorber by an internal emulsification process. The silicon-containing ultraviolet absorber prepared in the invention has an ultraviolet absorbing function, the active group hydroxyl group contained in the ultraviolet absorber can be bonded to a polyurethane molecular chain, and the silicon element can effectively increase the functionality of the polymer.

The invention relates to a brightening rust remover. The brightening rust remover is composed of following components including, by weight, 45 parts to 60 parts of hydrochloric acid, 4 parts to 5 parts of phosphoric acid, 0.4 part to 0.6 part of hexamine, 0.4 part to 0.6 part of lauryl sodium sulfate, 0.15 part to 0.4 part of triethanolamine, 0.4 part to 0.6 part of citric acid, 0.5 part to 1.2 parts of oleic acid, 0.8 part to 1.6 parts of oxalic acid, 0.5 part to 3 parts of thiocarbamide, 3 parts to 10 parts of dihydroxysuccinic acid, 1 part to 6 parts of sulfamic acid and 20 parts to 70 parts of water. The agent is low in cost, can be used at the normal-temperature state, and is not likely to generate acid mist, friendly to the human body and the environment, extremely small in board damage and easy to operate.

The invention relates to a rapid cleaning and maintaining mechanism for a blanket cylinder of an offset press, the rapid cleaning and maintaining mechanism is used for being installed on an offset press to clean and maintain the blanket cylinder. The rapid cleaning and maintaining mechanism comprises a rotating bracket with a herringbone cross section, the bracket has a rotating shaft, a washing device mounting plate is arranged around the rotating shaft on the bracket, a cleaning agent washing device mounting plate and a reducing agent smearing device mounting plate, the washing device mounting plate, the cleaning agent washing device mounting plate and the reducing agent smearing device mounting plate are arranged on the support around the rotating shaft, the washing device comprises a first spray head set and a first suction head roller, and the cleaning agent washing device comprises a second spray head set and a second suction head roller, each of the first spray head set and each of the second spray head set all comprises a plurality of nozzles which are uniformly arranged along the axial direction of the bracket; the rapid cleaning and maintaining mechanism for the offset press blanket cylinder is good in cleaning effect, small in damage to a blanket, high in cleaning efficiency, compact in structure, small in size, convenient to transform the offset press, capable of conducting water washing and organic solvent washing respectively, capable of automatically smearing a blanket reducing agent and good in application prospect.

The invention discloses a tea leaf conveyor convenient to disassemble and assemble and capable of automatically scraping out tea dust. The tea leaf conveyor comprises a box body, a conveying device, a guide roller and a residue collecting device, the conveying device is arranged in the center of the interior of the box body, the end part of the guide roller is rotatably connected to a position between two corresponding sides of the inner wall of the box body, the residue collecting device is arranged in a position, located on the conveying device, in the interior of the box body, the end part of a driven supporting roller is rotationally connected with the top of the surface of the box body, a driving supporting roller is arranged on the position, close to the bottom, in the interior of the box body, and the end part of the driving supporting roller is rotationally connected with a portion between the two corresponding sides of the inner wall of the box body, a conveying belt device is arranged on the surfaces of the driven supporting roller and the driving supporting roller and connected with the residue collecting device in a matched mode. The invention relates to the technical field of tea leaf conveying. According to the tea leaf conveyor convenient to disassemble and assemble and capable of automatically scraping out the tea dust, the purpose of rapidly removing residues is achieved, impurities can be removed in time, the tea leaf processing procedures are reduced, the tea leaf quality is high, and the working efficiency and the using performance are improved.

The invention provides an anti-winding structure during leather cleaning, which is used to solve the problem of how to improve the full contact between the leather and the cleaning liquid. The anti-winding structure is used for the drum body, and the drum body includes an inner drum body. The winding structure includes multiple pile heads and multiple drum balls arranged in the inner drum body; the pile heads are fixed on the inner wall of the inner drum body, the length of the pile heads is different, the thickness of the pile heads is different, and the pile heads define the The undulating impact surface; the drum ball and leather are mixed together to move on the inner drum body; the pile head is perpendicular to the inner wall of the inner drum body, the cross section of the inner drum body is octagonal, and each side of the inner drum body is provided with supports The plate, the support plate and the inner wall of the inner drum are connected by elastic members. The support plate is provided with a through hole for the pile head to pass through, and the support plate can slide longitudinally on the pile head; when the elastic member is not compressed, the impact surface is in the support Between the plate and the inner wall of the inner drum, when the elastic member is compressed, the supporting plate is between the impact surface and the inner wall of the inner drum.

The invention provides an anti-winding structure during leather cleaning treatment, and aims at solving the problem of how to improve the adequate contact between leather and a cleaning liquid. The anti-winding structure is used for a drum body, wherein the drum body comprises an inner drum body. The anti-winding structure comprises a plurality of pile heads sand a plurality of drum balls which are arranged in the inner drum body; the pile heads are fixed to the inner wall of the inner drum body; the pile heads are different in length and thickness, and the pile heads define an undulant impactsurface; the drum balls and the leather are mixed together and capable of moving in the inner drum body; the pile heads are vertical to the inner wall of the inner drum body, the transversal sectionof the inner drum body is octagonal, a support plate is arranged on each surface of the inner drum body, each support plate is connected with the inner wall of the inner drum body through an elastic element, a through hole enabling the corresponding pile head to penetrate through is formed in each support plate, and each support plate is capable of longitudinally sliding on the corresponding pilehead; and when the elastic elements are not compressed, the impact surface is located between the support plates and the inner wall of the inner drum body, and when the elastic elements are compressed, the support plates are located between the impact surface and the inner wall of the inner drum body.