3223results about How to "Clean up thoroughly" patented technology

The invention provides a helical motion type pipeline surface cleaning mechanical arm. The mechanical arm comprises gear ring rails, a bracket, a drive case, a driven case, a screw rod, a feed rod, a working device and a power supply device, wherein the gear ring rails are two; the drive case and the driven case are arranged on the gear ring rails through the bracket with a roller respectively; a first gear connected with an output shaft of a motor reducer in the drive case, a second gear arranged at one end of the feed rod and a fourth gear on an input shaft in the driven case are engaged with the gear ring rail respectively, and rotate relatively along the gear ring rail; the other end of the feed rod is connected with the input shaft of the driven case; one end of the feed rod is connected with the output shaft of the driven case, while the other end is supported against the body of the drive case; the screw rod and the feed rod are parallel with each other; the working device is arranged on the screw rod and the feed rod, and translates along the screw rod and the feed rod; and the drive case and the working device are connected with the power supply device respectively. The mechanical arm can automatically clean the anticorrosion layer on the pipeline surface, saves time and power, and is suitable for maintenance and cleaning of petroleum pipelines, natural gas pipelines and the like.

The invention discloses a halogen-and-rosin-free antibacterial no-clean soldering flux for a lead-free solder. The halogen-and-rosin-free antibacterial no-clean soldering flux comprises the following components in percentage by weight: 0.5-10.0% of an organic acid activator, 5.0-30.0% of a cosolvent, 0.1-1.0% of a nonionic surfactant, 0.01-0.2% of a phenolic antioxidant, 0.01-0.1% of a bactericide, 0.01-0.02% of a corrosion inhibitor, 0.1-5.0% of a film-forming agent and the balance of deionized water. The soldering flux for the lead-free solder has the advantages of no halogen and rosin, antibacterial effect, excellent weld-aid property, bright and full welding spots, good spreadability, fewer post-welding residues and being free from a cleaning procedure; and in addition, a welded copper mirror is non-corrosive and nontoxic, and the surface insulation resistance of a welded substrate is more than 1*10+8 ohms, which meets the requirements of the electronical industry standard.

The invention relates to a cement barrel for a construction site, in particular to cement barrel cleaning equipment for the construction site. According to the technical aims, the cement barrel cleaning equipment for the construction site can clean the cement barrel relatively thoroughly, and time and labor are saved in the cleaning process. In order to achieve the above technical aims, the cement barrel cleaning equipment for the construction site comprises a base plate and the like; a supporting rod is installed at the left end of the base plate in a welding manner, a fixing device is arranged on the left of the lower side of the supporting rod, a first guide rail is installed on the left of the upper side of the supporting rod in a welding manner, and an in-barrel cleaning device is arranged on the first guide rail. The cement barrel cleaning equipment for the construction site has the effects that the cement barrel can be cleaned more thoroughly, and time and labor are saved in the cleaning process; and the manner that the cement barrel is placed on the fixing device to be rotated and fixed is adopted.

The invention relates to a compound catalytic material for purifying harmful gas. Deionized water is used as dispersant to compound nano-catalytic material, rare earth compound, p-type semiconductor, antimicrobial, plant extract and anion powder. The compound catalytic material can fast and thoroughly eliminate free formaldehyde, benzene homologue, ammonia and TVOC harmful gas. The compound catalytic material does not require ultraviolet light, has simple use and low cost and does not have toxic side effect and secondary pollution, and the purification effect can last for more than five years without rebound. At the same time, the compound catalytic material prevents bacteria, germina and mildew from invading human body, removes peculiar smell, odor, smoke, leather flavour, paint flavour and the like, increases anion and far infrared ray which are beneficial to human body and improves indoor air environmental quality comprehensively. The experiment detection shows that formaldehyde clearance rate within 24 hours is 91.6 percent; benzene clearance rate is 88.9 percent; ammonia clearance rate is 90.5 percent; TVOC clearance rate is 87.6 percent; sterilization and bacteriostasis rate is 99.99 percent; mould prevention is 0 grade; and acute oral toxicity is tested as actually nontoxic class.

A drywall texture gun, having a chamber spray head with a one-way check valve installed at a first end thereof to allow compressed air flowing therein, a nozzle connected to a second end of the chamber spray head, and a supply tube extending across the chamber spray head with an inlet entering a texture supply and an outlet entering the nozzle. The outlet is restricted in the nozzle with an adjustable space to reciprocate responsive to the compressed air. Further, the outlet is so structured that the compressed air is introduced from the chamber spray head to adjust a pattern of a texture flowing therethrough. The inlet is so structured that the compressed air is able to flow from the chamber spray head to the texture supply to drive the texture into the tube. In an alternate embodiment, a compressed air gun is joined to the chamber spray head and includes a trigger assembly. An air bleed mechanism responds to the trigger during shut off to bleed off existing gun pressure.

The invention relates to a cleaning device for a livestock shed for livestock farming, in particular to a high-efficiency cleaning device for the livestock shed for livestock farming. In order to achieve the technical purposes of thorough cleaning, high cleaning efficiency and convenient operation, the high-efficiency cleaning device for the livestock shed for livestock farming comprises a bottom board, a first electric push rod, an L-shaped sliding block, a sliding rail, wheels, a push handle, a left frame, a first connection rod, a second connection rod, a fixing board, a brush, a supporting board, a second electric push rod, a second hose, a second one-way valve, a sprayer, a fixing rod and the like, wherein the left frame and a water tank are arranged on the left side of the top of the bottom board; and the left frame is located on the left of the water tank. The high-efficiency cleaning device for the livestock shed for livestock farming achieves the effects of thorough cleaning, high cleaning efficiency and convenient operation. A livestock shed is closely linked with living of livestock, frequent cleaning of the livestock shed is beneficial for keeping the livestock shed clean, and the situation that the livestock get sick due to breeding of bacteria is avoided.

The invention discloses an insulator cleaning robot. The insulator cleaning robot comprises a crawling mechanism, a cleaning mechanism, a locking mechanism, a detection mechanism and a battery control system, wherein the crawling mechanism is of a closed circumferential structure, surrounds an insulator string and drives a robot body to continuously move along the insulator string; the cleaning mechanism is of a closed circumferential structure and surrounds the insulator string; the locking mechanism is evenly arranged on the crawling mechanism, and the crawling mechanism is connected with the cleaning mechanism through the locking mechanism; the detection mechanism is arranged on one side of the locking mechanism, and the battery control system is installed on the crawling mechanism. The insulator cleaning robot is simple in structure; due to the overall symmetrical structure, the stability of the robot is good; as the continuous type movement mode is adopted, the movement speed is high, the cleaning mode is simple, the cleaning speed is high, abrasion to coatings of insulators is small, locking is reliable, an adjustment mechanism can be suitable for insulator strings different in structural height and disc diameter, and electrification insulator string cleaning operation and insulator sheet quality detection can be carried out.

The invention discloses a high-efficiency dust-proof wall skin cleaning device, which includes a mobile platform and rollers; a lifting plate is arranged above the moving plate, and a moving frame is slidably connected to the upper surface of the lifting plate; the moving frame is nested with a first A driving motor, the first driving motor is connected with a scraping wheel through a drive shaft; a grinding wheel is arranged under the scraping wheel. The invention is equipped with a motor-driven scraping wheel and a grinding wheel to efficiently scrape and polish the wall skin on the wall, greatly improving the cleaning efficiency of the wall skin, and at the same time making the wall skin cleaning more thorough; The invention is equipped with a retractable shielding plate and an atomizing nozzle to gather and settle the dust generated in the operation process, prevent the dust from spreading and settle and collect the dust, so as to ensure the cleanliness of the working environment and prevent the dust from threatening the health of personnel.

The invention discloses an insulator sweeping and detecting robot for a high-voltage power transmission line. The robot comprises an annular frame and a control box; the annular frame is capable of being opened towards the two sides around a rotating shaft and comprises an upper layer bracket, a lower layer bracket and a middle layer bracket, wherein the upper layer bracket and the lower layer bracket are fixedly connected through a plurality of auxiliary brackets; the middle layer bracket is capable of moving up and down through a sweeping layer elevating mechanism; the upper layer bracket is provided with an upper clamping jaw for clamping an insulator; a detecting device is arranged on the upper clamping jaw; the middle layer bracket is provided with a sweeping device and an auxiliary clamping jaw which is used for clamping the skirt section of the insulator; a lower clamping jaw capable of moving up and down through a clamping jaw layer elevating mechanism is also arranged between the upper layer bracket and the lower layer bracket; the annular frame opposite to the rotating shaft is provided with a locking mechanism for locking the closed state of the annular frame; a power supply and a controller which is used for controlling the running and action sequence of a rotating mechanism and a servo motor are arranged inside the control box. The insulator sweeping and detecting robot disclosed by the invention is compact in structure, good in adaptablity, complete in sweeping, high in load capacity and applicable to hot-line sweeping and detection of horizontal and suspension insulator strings.

The invention discloses a high-efficiency cleaning device for mechanical casting moulds, which includes a worktable, the upper end of the workbench is fixedly connected to an organic casing, and a fixing frame is arranged inside the body casing, and the upper end of the fixing frame is placed on the mould. The lower end of the fixed frame is fixedly connected with supporting columns around the periphery, and the bottom of the supporting columns is provided with balls, the center of the upper end of the body shell is vertically inserted with a rotating shaft, and the lower end of the rotating shaft is horizontally fixedly connected with a cross bar, A cleaning brush is provided at the end of the telescoping rod far away from the cross bar, and the outer wall of the outwardly extending end of the rotating shaft passing through the inner wall of the body shell is sleeved with a first transmission wheel, between the second transmission wheel and the first transmission wheel A belt is connected, and a water inlet pipe is plugged into the inner wall of the upper end of the rotating shaft. The invention is simple in structure and easy to operate, can effectively remove the dust attached to the inner wall of the casting mold, and ensures the quality of the casting product.

The invention discloses a workbench for cleaning and recycling waste scraps generated in machine element processing. The workbench comprises a workbench body. A scrap removal cavity is formed in the workbench body; a drawer is arranged in the scrap removal cavity; two guide rails are symmetrically arranged on the left end and the right end of a table top of the workbench body; a scraper blade is arranged right above the workbench body; hairbrushes are embedded into the bottom end of the scraper blade; guide slots matched with the guide rails are symmetrically formed on the bottom face of two ends of the scraper blade; two baffle plates are symmetrically arranged on the front end and the rear end of the workbench body and comprise vertical baffle plates and horizontal baffle plates; the cross section of the vertical baffle plates is of a concave structure; grooves are formed at opposite ends of the two horizontal baffle plates; the length of each groove is larger than the length of the scraper blade; the workbench body is provided with scrap removal holes near the baffle plates; guide plates for the scrap removal holes are arranged on the top end of the side wall of the scrap removal cavity, and are slantways arranged. The workbench for cleaning and recycling the waste scraps generated in machine element processing provided by the invention is ingenious in structural design, element waste scraps on the table top of the workbench body are swept to and fro so as to be cleanly and thoroughly swept, and the waste scraps are directly fallen into a scrap removal chamber, so that the personal safety of the cleaning crews is ensured.

The processing method of aluminum alloy part before anode oxidizing includes the following steps: eliminating oil and wax, water washing, brightening acid pickling, low temperature polishing, water washing, eliminating ash, and water washing. The said method has the advantages of powerful mechanical ripple eliminating ability, low aluminum loss, complete elimination of acid pickling ash, etc. and can make the processed surface have no ripple, ash and fine sand and be bright.

The invention discloses a self-propelled rust-removal grinding device for rail maintenance and with a dust removal function and relates to the technical field of rail rust removal. The device comprises two symmetrically-arranged walking mechanisms and fan boxes arranged at the upper ends of the walking mechanisms and used for placing fans, and control panels are arranged on the upper surfaces of the fan boxes. According to the device, the walking mechanisms are adopted for achieving self-propelled grinding, the upper surface, inner side and outer side of a rail are synchronously ground, one-time dust removal is achieved, and the dust is thoroughly cleared away; in cooperation with a blowing head, dust can be blown away, and the situation is avoided that since the dust falls on the rail, the application quality of the rail and spraying of an anti-rust solution in the later period are influenced; by adopting a sweeping mechanism, the ground rail is swept, in cooperation with a spray nozzle and a brush roller, the two side faces are sprayed with the anti-rust solution, the anti-dust effect of the rail is improved, and the service life of the rail is prolonged; the device is provided with a solar cell panel, and the cruising capacity during outdoor work is improved, so that the device continuously works.

The invention relates to a preparation method of mangiferin. The preparation method adopts the process steps of saturated limewater solution soaking and extraction, macroporous resin adsorption, stepwise elution of water and ethanol solution of different concentration, concentration and crystallization under reduced pressure, and recrystallization by adjusting acidity through methanol. The obtained product has the advantages of high purity, high yield and low cost. The process is easy to popularize and industrialize.

The invention relates to a preparation technology of vanadium pentoxide with high purity by removing impurity from high vanadium. The method adopts hydrochloric acid to adjust the pH value of desorbed solution to 8-9 and adopts aluminum sulfate as purifying agent; the pH value of filtrate is adjusted by the hydrochloric acid to 8-9; the obtained solution is stirred under the normal temperature and is added with ammonium chloride for reaction for 3-4 days so as to obtain ammonium metavanadate crystals which are then treated with centrifugal dewatering after settling; the ammonium metavanadate obtained after dehydration is burned under the temperature of 500-550 DEG C in an electricity calcine stove for six to eight hours and is next cooled to obtain the vanadium pentoxide with high purity. The impurity removal by the technology of the invention is more thoroughly and the vanadium precipitation rate is improved and the purity of the obtained product can reach above 99.5 percent.

A medical device is provided which comprises a suction conduit and an energy-transmitting conduit wherein at least some of the transmitted energy is directed to the distal region of the suction conduit. The device may include an optical apparatus for directing the energy. The device has applications in lithotripsy and tissue-removal in a patient.

A flexible cleaning robot hand comprises an anti-collision detection device (1), a cleaning device (2) and an air pressure spray device (3); the anti-collision detection device comprises a mounting flange (1a) and a connecting flange (1b) which are formed at the both ends, a telescopic motion pair (1c) which are transversely or inclinedly hinged between the mounting flange and the connecting flange by hinge mechanisms (1e and 1f) and a position detection sensor (1d) which is arranged on the telescopic motion pair; the cleaning device comprises a scraper support (2a) which is arranged on the connecting flange and a flexible cleaning scraper (2b) which is arranged at the external end of the scraper support; the air pressure spray device is arranged on the scraper support, and comprises a spray air pipe (3a) which communicates with an air path system and an air pressure nozzle (3b) which is connected on the air pipe. The flexible cleaning robot hand has the anti-collision detection and the self-adaptive ability of the cleaning pressure, and can be arranged on a robot, thus realizing the automatic cleaning of the interior of a box body and having good cleaning effect.

The invention provides a novel sweeping and absorbing integrated cleaning mechanism. The novel sweeping and absorbing integrated cleaning mechanism comprises a rotating cleaning brush carried by a sweeper. A shell making contact with the ground in a soft mode covers the rotating cleaning brush. A pumping pipeline is communicated with the upper portion of the shell. Due to the adoption of the technical scheme, the novel sweeping and absorbing integrated cleaning mechanism breaks through the structural form of traditional sweepers and integrates a rubbish brushing and sweeping mechanism and a rubbish pumping mechanism; the cleaning brush is rotated to brush and sweep rubbish in the shell in a rotating mode, is prevented from being absorbed on the ground and is in a free floating state. Negative pressure is formed in the shell through the pumping pipeline, the rubbish is pumped to a rubbish can of the sweeper through the pumping pipeline and is stored, and the cleaning brush is rotated to be matched with the shell and the pumping pipeline to form an Archimedes spiral type rubbish absorbing structure. The novel sweeping and absorbing integrated cleaning mechanism is strong in rubbish pumping and intake capacity and overcomes the defects that the traditional sweepers are single in structure and poor in cleaning ability. Compared with the prior art, the novel sweeping and absorbing integrated cleaning mechanism is thorough in road surface rubbish cleaning, efficient, novel and reasonable in structure and strong in practicability.

The invention provides a method for extracting rhenium from rhenium-rich concentrates. The method comprises the following steps of: mixing the rhenium-rich concentrates with quick lime, grinding a mixture, feeding oxygen-enriched air into the mixture, and roasting the mixture at a temperature of 400-900 DEG C; sizing and immersing the roasted mixture by using water, and filtering after the immersion is finished; adding an impurity removing agent into the filtered liquid so as to remove calcium and trace heavy metal ions; filtering after removing impurities; and carrying out ion exchange process on the filtered liquid, which is subjected to impurity removal and filtering, through anion exchange resin, obtaining ammonium rhenate solution after desorption, and obtaining ammonium perrhenate through reconcentration and crystallization. According to the method provided by the invention, quick lime oxygen-enriched roasting and water immersion are used, so that the operations of decoppering, arsenic removal and desulfuration are carried out, therefore rhenium, arsenic and sulfur are oxidized sufficiently under the oxygen enrichment condition; the rhenium, arsenic and sulfur are combined with calcium oxide, so that insoluble substances are generated; the effects of removing copper, arsenic and sulfur are more thorough in the water immersion condition, and the disadvantage that the calcium content is high in the quick lime roasting and water immersion technology is solved through using the impurity removing agent to remove impurities; and the recovery rate of rhenium is high, so that the method provided by the invention is favorable to industrialized application.