25results about How to "Prevent oxidation and rust" patented technology

The utility model relates to a cable wire duct for photovoltaic power generation, which belongs to the technical field of cable wire ducts, and comprises a duct body and a bayonet socket fixedly connected to one end of the duct body, a plurality of groups of limiting rods are fixedly connected in the duct body, fireproof parts are attached to the adjacent sides of each group of limiting rods, and the fireproof parts are fixedly connected with the bayonet socket. The top of the groove body is connected with a groove cover through an inserting assembly, and heat dissipation holes are formed in one side of the groove body. According to the utility model, through cooperative use of the fireproof separator plate, the fireproof bag and the organic plugging material, the organic plugging material tightly wrapping the outer surface of the cable can form a physical barrier, thereby preventing moisture, dust, corrosive gas and the like from invading the surface of the cable, preventing an insulating layer from being damped and aged or a metal conductor from being oxidized and rusted, and prolonging the service life of the cable; and the arrangement of the fireproof partition plate and the fireproof bag can prevent fire spreading and smoke generated by fire from corroding other parts of the cable when the cable is on fire, so that the cable is well protected.

The utility model relates to the technical field of screw machining, in particular to a precision screw production cleaning device which comprises a mounting plate. The cleaning device further comprises a motor and a cleaning assembly, the motor is fixedly connected to the exterior of the mounting plate, the output end of the motor is fixedly connected with a first rotating roller, the motor is used for driving the first rotating roller to rotate, a side plate is fixedly connected to the exterior of the mounting plate, and a control panel is fixedly connected to the exterior of the side plate. When parts are conveyed to the top of the leakage net plate, the motor drives the first rotating roller to rotate, then the eccentric disc is driven to rotate synchronously, the eccentric disc drives the rotating plate to swing in a reciprocating mode, the residual gear and the toothed plate are in meshed transmission, the leakage net plate is pushed to vibrate in the mounting plate in a reciprocating mode, and the parts are dried through the drying device under the vibration effect. By means of the design, water on the surfaces of the parts can be treated in time, it is avoided that residual water accelerates oxidation and rusting of the screws, and the quality of the parts is guaranteed.

The utility model discloses a novel pumpkin piece suitable for plate furniture connection, including pumpkin suite main part, the outer surface of pumpkin suite main part has the height difference step, the outer surface of pumpkin suite main part is equipped with eccentric wheel accommodation chamber, the inside of eccentric wheel accommodation chamber is equipped with eccentric wheel module, the outer surface of pumpkin suite main part is equipped with the decoration cover module. The cooperation of this device through eccentric wheel accommodation chamber and eccentric wheel module, utilize the built -in limit card slot of eccentric wheel accommodation chamber, make eccentric wheel module pass through hexagonal hole rotation locking, will traditional exposed eccentric wheel completely hide in the cavity, can effectively avoid the problem of oxidation and corrosion, at the same time through trapezoidal installation groove cover beautification cover plate, improve the overall aesthetic, the decoration cover main part of the equipment is fixed through the connecting clamping block and the clamping slot of pumpkin suite main body quickly, can effectively solve the problem that traditional three in one connecting piece is exposed big, influence furniture appearance.

The utility model discloses a finished product storage device for aluminum profile processing, which belongs to the technical field of aluminum profile production, processing and storage, and adopts the technical scheme that the finished product storage device comprises a shell, a plurality of groups of placing assemblies are arranged in the shell, and partition assemblies are arranged in the placing assemblies. The silica gel drying block can fully permeate into the placing box under the moisture absorption effect to continuously absorb moisture in the air, so that the aluminum profile placed in the placing box is prevented from being oxidized and rusted due to damp, and a dry and stable storage environment can be provided for the aluminum profile; and the separation assembly can quickly adjust the position of each separation plate according to the size of the aluminum profile, and ensures that the separation plates are stable and do not move in the using process, so that the aluminum profiles of different specifications can be accurately separated, disordered stacking is avoided, the efficiency of taking and placing the profiles by workers can be improved, and the practicability and reliability of the device are remarkably enhanced.

The present invention relates to the technical field of plastic-coated wires, and discloses a white degradable plastic-coated wire and a preparation method thereof, wherein the plastic-coated wire is composed of a metal wire in the middle, a plastic-coated layer included on the outer side of the metal wire, and a chelating layer that integrates the plastic-coated layer with the metal wire. The plastic-coated layer is composed of the following components by weight: 60-99.8 parts of degradable plastic particles, 3-30 parts of titanium dioxide, 1-2 parts of antistatic agents, 1-2 parts of anti-weathering agents, 0-2 parts of plastic production aids, and 0-8 parts of plastic functional aids. The chelating layer is composed of the following components by weight: 0.5-1 parts of metal corrosive agents, 1-2 parts of metal chelating agents, and 0-1 parts of metal rust inhibitors. The plastic-coated layer of the plastic-coated wire can be degraded after use, which is in line with the concept of environmental protection of plastic degradation in modern society. In addition, the structure and preparation process of the white degradable plastic-coated wire are simple and scientific, and the quality of the prepared plastic-coated wire is uniform and stable, which is suitable for promotion and use.

The utility model relates to the technical field of sealant filling and pressing devices, in particular to a sealant filling and pressing device which comprises a plurality of limiting grooves distributed at equal intervals in the upper surface of an installation disc, U-shaped through grooves formed in the lower surfaces of the limiting grooves, a plurality of T-shaped grooves distributed at equal intervals in the side wall of a pressing disc, and T-shaped sliding blocks arranged on the inner surfaces of the T-shaped grooves. The inner surfaces of the T-shaped sliding blocks are in threaded connection with hexagon socket screws, protection assemblies are arranged on the side walls of the installation disc and the pressing disc and comprise first protection plates and second protection plates, installation grooves are formed in the edges of the surfaces of the installation disc, installation blocks are fixedly installed on the surfaces of the first protection plates and the surfaces of the second protection plates, and screws are arranged on the inner surfaces of the installation blocks. Compared with the prior art that threads of a bolt need to be completely screwed out, time and labor are saved when the pressure plate is dismounted, the dismounting speed is effectively increased, the possibility that the hexagon socket screw is in contact with sealant is effectively isolated, and the hexagon socket screw is prevented from being oxidized and rusted.

The application relates to a liquid rocket engine test heating device, in particular to a liquid rocket engine inner cavity induction heat accumulation type hot nitrogen gas supply device and method, and solves the technical problem that the existing low-temperature liquid rocket engine usually adopts an external hot air forced convection or electric heating wire heating nitrogen gas mode to heat the pipeline and the engine inner cavity nitrogen gas, and it is difficult to meet the low-temperature liquid rocket engine pipeline and engine inner cavity rapid temperature recovery requirement. The liquid rocket engine inner cavity induction heat accumulation type hot nitrogen gas supply device comprises a heating unit, a pressure monitoring unit, a temperature monitoring unit and a control unit; the heating unit comprises a buffer tank and a heating assembly arranged on the buffer tank; an air inlet of the buffer tank is used for being connected with an air source; the pressure monitoring unit and the temperature monitoring unit are arranged on the buffer tank and are connected with the control unit respectively; and the control unit is used for controlling the heating assembly to work according to the inner cavity nitrogen gas temperature and the outer wall temperature of the buffer tank.

The utility model relates to the technical field of aluminum foil shears, in particular to an aluminum foil shearer which comprises a shearing table, a pressing knife, a shearing mechanism and a cleaning mechanism. The pressing cutter is connected to the shearing table and is used for shearing an aluminum foil sample; the shearing mechanism is connected to the shearing table and used for controlling the pressing cutter. The cleaning mechanism is connected to the shearing table and used for cleaning the table top of the shearing table. The shearing mechanism comprises a second rotating shaft and a mounting seat; the mounting seat is fixedly connected to the shearing table; the pressing cutter is fixedly arranged on the second rotating shaft in a sleeving mode and used for rotating along with the second rotating shaft. By the adoption of the design of the trapezoidal cutter grooves, it can be avoided that during shearing, burrs are generated on the edges of aluminum foil, so that workers are hurt, the aluminum foil can conveniently slide down in the later period, then a cut sample directly falls onto a table from the cutter grooves, the sample is prevented from being taken from the middles of the cutter grooves, and the edges of the sample are prevented from being damaged; and the chance of edge deformation or cracking is reduced.

The present application belongs to the technical field of metal manufacturing, and particularly relates to a steam treatment product cooling device and a cooling method thereof, which comprises an outer barrel, an inner barrel, a top cover, a flow guide air supply assembly and an adjustment space assembly; the inner barrel is arranged in the inner part of the outer barrel, and a chamber for accommodating a cooling medium is formed between the inner barrel and the outer barrel; the top cover is arranged on the top of the outer barrel; the present application is designed by means of double cooling and non-direct blowing air flow, specifically, the cooling medium between the outer barrel and the inner barrel is used to indirectly reduce the ambient temperature of the inner barrel, so as to reduce the temperature difference between the part and the cooling environment, avoid sudden cooling, and divide the cold air of the air blower into two paths by the flow guide air supply assembly; the spiral flow guide plate guides the air flow to surround the outer side of the part, the injection rod is directionally injected into the gap between the parts, and the injection inclined plate and the air gathering ring are used to realize full-dimension air flow coverage; the air flow is uniformly and gently contacted with the surface of the part, and there is no local air sharp cooling, so that the condensate water generation condition is eliminated from the root, and then the oxidation and rust are avoided.

The utility model provides a boiler water circulation system which comprises a water segregator, the water inlet end of the water segregator is connected with the liquid outlet end of a circulating pump through a connecting pipe, the liquid inlet end of the circulating pump is provided with a water conveying pipe used for being connected with a boiler hot water chamber through a bolt, and the circulating pump and the water segregator are both installed in a bottom box. A detachable top cover is installed at the upper end of the bottom box, the water conveying pipe penetrates through one side face of the bottom box, a plurality of hot water pipes are installed on the upper portion of the outer surface of the water segregator at equal intervals through bolts, and the ends, away from the water segregator, of the hot water pipes penetrate through the top cover; the top cover is installed on the upper surface of the bottom box, an exhaust valve is installed on the upper portion of one side face of the bottom box, and a detection piece used for detecting air pressure in a space formed by the bottom box and the top cover is installed on the upper surface of the top cover. The bolt oxidation corrosion is prevented.

The utility model discloses a water sample collection isolation tray relates to water sample collection technical field, including frame and support frame: frame: the left and right sides are all seted up adjusting groove, the inside slide of adjusting groove is installed with adjusting lever, the outside end of adjusting lever is connected with the inside surface one end of fixed clamping plate, the front and back two sides of frame are all seted up horizontal slide groove, the both ends of support frame are installed with two horizontal slide groove interiors slide respectively, the left and right sides of support frame are all seted up vertical slide groove, the inside slide of vertical slide groove is installed with the end of tray body, this water sample collection isolation tray, through adjustable spacing frame can adapt to the water sample bottle of different size, ensure that the problem of appearing to pour in the sampling process, adopt the realization of quick disassembly of funnel with magnetic attraction lock, and the surface of frame is plated with oxidation -resistant film and waterproof coating, and the durability is promoted, and in this way can prevent water sample from being polluted.

The invention relates to the technical field of aluminum casting surface treatment, in particular to a cylindrical light-weight aluminum casting surface treatment device which comprises a manufacturing equipment table, when the device is used, automatic clamping, lifting and precise grinding of a cylindrical light-weight aluminum casting can be achieved, manual casting taking and manual grinding are not needed, the production efficiency is improved, and the production cost is reduced. A first air cylinder in the positioning assembly drives positioning blocks to move oppositely, friction heads at the corners of the positioning blocks are matched, a casting can be stably clamped, the casting is prevented from sliding and deviating in the clamping process, a threaded rod in the grinding assembly is adjusted, the position of a grinding wheel can be flexibly adjusted by rotating a handle, and the grinding requirements for grinding wheel abrasion and different castings are met; the stepping motor drives the lead screw to drive the sliding block and the grinding wheel to move stably, accurate linear grinding of the parting line is achieved, other surfaces of the casting are prevented from being ground by mistake, the appearance neatness and structural integrity of the casting are guaranteed, and the efficient and accurate production requirements of the intelligent manufacturing equipment industry are met.

A dehumidification system for air intake of an upper anchor for cable protection includes a cable body, an upper anchor protection mechanism, and a lower anchor protection mechanism. The upper anchor protection mechanism includes an upper cable guide tube, an upper anchor protection cover, an air intake seat, an air intake pipe, and a pressure sensor. The air intake pipe is connected to the cable body to press the protective gas into the cable body. The lower anchor protection mechanism includes a rain cover, a lower anchor protection cover, an air release seat, and a lower anchor temperature and humidity sensor. The lower anchor temperature and humidity sensor is used to detect the temperature and humidity in the lower anchor protection cover, and the protective gas is introduced through the air intake pipe according to the temperature and humidity values, and then the pressure in the cable body reaches a predetermined value under the monitoring of the pressure sensor. The dehumidification system for air intake of an upper anchor for cable protection can prevent the steel wire in the cable strand from being oxidized and rusted due to excessive relative humidity, thereby greatly improving the service life of the inclined cable and saving the maintenance and operation costs of the bridge.

The utility model relates to industrial computer technical field especially is a kind of micro industrial computer, including shell bottom plate, component upper cover, front baffle, back baffle and extension antenna, the base surface corner of shell bottom plate is respectively provided with copper column support, the outer wall of copper column support is equipped with extension board, the utility model is contacted by setting PCB screw hole and rivet column, wherein the IO port of extension board and the inner wall of complete machine contact, effectively improve the anti-interference ability of complete machine, while external grounding screw, can be connected with ground, further guarantee the performance of complete machine, overall structure is easy to install, component upper cover is fixed by screw, can be easily disassembled and assembled, shell bottom plate integrated support, it is convenient to install in any position, shell bottom plate and component upper cover of aluminium alloy material passive heat dissipation, passive heat dissipation, high efficiency stable, solid and reliable, compression resistance and drop resistance, external anodizing, effectively prevent shell oxidation rust, better practicality.

The invention discloses a staple production device and a method for using the same, comprising a feeding device, a shaping device being arranged on the right side of the feeding device, a punching device being arranged on the right side of the shaping device, and a breaking device being arranged on the right side of the punching device. The invention relates to the technical field of staples. The shaping device is arranged in the invention. When the device is used, the flattened raw material is inserted from the shaping groove into the interior of a sealing seat, a feeding pipe injects a protective coating into the interior of a nozzle, and then injects the protective coating from the interior of the nozzle into the bottom of a sealing plate, a lifting rod drives the sealing plate to slide up and down along the outer surface of the left side of the partition, and the protective coating is pushed by the sealing plate to be sprayed from a through hole to the upper surface of the raw material, and as the raw material continues to move, a curing lamp continuously irradiates through a reflective plate, so that the coating is cured on the outer surface of the raw material, thereby preventing the staples from being oxidized and rusted during long-term storage and use, and solving the problem of short service life of traditional staples.

The application provides a positioning and leveling device for house measurement. The positioning and leveling device for house measurement comprises a long plate, first electric push rods fixedly installed on the outer walls of the two sides of the long plate, extrusion plates fixedly installed on the output shafts of the two first electric push rods, a plurality of rolling spherical balls rollingly installed on the outer walls of the sides of the two extrusion plates away from each other, a rotating screw threadedly installed on the long plate and penetrating through the long plate, a connecting plate rotatably installed at the bottom end of the rotating screw, a vertical plate fixedly installed at the bottom of the connecting plate, and a pressing plate fixedly installed at the bottom of the vertical plate. The positioning and leveling device for house measurement has the advantages of convenient use, automatic overall leveling of the ground of the house, and reduction of the working strength of workers.

The utility model relates to the field of iron cores, and discloses an anti-rust iron core structure which comprises a body mechanism, the body mechanism comprises an iron core body, the upper surface and the lower surface of the iron core body are respectively provided with a plurality of arc-shaped grooves, the outer wall of the iron core body is respectively provided with an anti-rust structure, the anti-rust structure comprises a galvanized coating, and the galvanized coating is coated on the outer wall of the iron core body. The galvanized coating is sprayed on the outer wall of the iron core body, and one side, far away from the iron core body, of the galvanized coating is provided with anti-rust paste and a phosphating coating. Compared with an existing structure, the structure has the advantages that anti-rust oil can flow through the arc-shaped grooves when a plurality of iron core bodies are tightly attached to one another, so that the anti-rust oil plays a part of anti-rust role on the iron core; therefore, the problem that parts of the mutually attached surfaces of the iron core body may be rusted and eroded in the prior art is avoided.

The utility model belongs to the technical field of metal rolling equipment, particularly relates to a double-descaling-ring device for hot-rolled steel billets, and aims to solve the problems that in the prior art, the adaptation to the surface radians of the steel billets of different specifications is difficult, loose scale caused by high-pressure spraying is easy to remain on the surfaces of the steel billets, and water stains on the surfaces of the steel billets cannot be quickly dried. According to the scheme, the conveying device comprises a conveying frame, a plurality of conveying rollers are rotationally installed in the conveying frame, supporting legs are fixedly installed on the left side and the right side of the bottom of the conveying frame, a first supporting frame and a second supporting frame are fixedly installed on the top of the conveying frame, the first supporting frame is located on the left side of the second supporting frame, and a storage box is fixedly installed on the top of the first supporting frame; the high-pressure spraying mechanism is arranged at the bottom of the first supporting frame and used for spraying hot-rolled steel billets. The high-pressure spraying device can adapt to the radians of the surfaces of the steel billets of different specifications, iron oxide scales which are loosened after high-pressure spraying are prevented from remaining on the surfaces of the steel billets, and water stains on the surfaces of the steel billets are quickly blown dry.

The utility model discloses a shear wall structure, and belongs to the technical field of building structures. Comprising a shear wall, the shear wall is a concrete wall embedded with a steel bar structure, the shear wall further comprises a protection plate, a fixing block, an embedded rod, a connecting end and a movable column, the embedded rod is horizontally poured in the shear wall, the end of the embedded rod extends to the outer side of the shear wall, and the connecting end is rotationally arranged at the end of the embedded rod; a coaxial movable column is arranged on the side, away from the embedded rod, of the connecting end, and the movable column and the connecting end are detachably connected in a clamped mode. The protection plate is installed on the outer side of the shear wall, so that the shear wall can be protected, in the follow-up wall surface grooving and wiring operation, the situation that a steel bar structure in the shear wall is damaged due to the fact that a wiring groove is too deep cannot occur, and the structural integrity of the shear wall is protected advantageously.

The invention relates to the technical field of assembly type composite structures, in particular to a pre-tensioning prestress assembly type composite structure. According to the technical scheme, the fabricated structure comprises a fabricated structure body, the fabricated structure body comprises a plurality of concrete-filled steel tubular columns, a plurality of cube lantern ring frames are welded to the outer sides of the concrete-filled steel tubular columns, and beam column positioning assemblies are installed on the outer side of the fabricated structure body; the beam column positioning assembly comprises a beam column positioning frame connected to the outer side of the steel pipe concrete column in a sleeving mode. Manual hole position alignment is replaced by a friction fixing mechanism that a telescopic bidirectional hinge rod in the beam column positioning assembly is attached to a lantern ring frame, the adjusting time is shortened, meanwhile, the two hands of a worker are liberated, the bolt can be operated through the two hands, the falling risk caused by single-hand stable supporting is avoided, and the safety requirement of intelligent construction is met.

The utility model relates to the technical field of building construction discloses a high -strength steel column column foot connecting structure, including steel column body, a plurality of rotating cap, sealing box, first sealing plate and second sealing plate, the steel column body outer wall lower end face fixedly set up trapezoidal stiffening rib, trapezoidal stiffening rib outer wall front and rear end and outer wall both sides all are set up first hole, a plurality of rotating cap upper end face all are fixedly set up arrow, a plurality of rotating cap lower end face all are set up hexagon hole, sealing box inner bottom surface sets up a plurality of second hole, first sealing plate and second sealing plate upper end face all set up a plurality of third hole, first sealing plate and second sealing plate lower end face all are fixedly set up second sealing pad, in the utility model, the device can effectively avoid nut and anchor bolt oxidation rust, still can more directly observe whether the nut is loose.

The utility model discloses an automatic cutting machine for an aluminum foil sealing film, and relates to the technical field of aluminum foil sealing films. According to the automatic cutting machine for the aluminum foil sealing film, by arranging bolts, a protection box, a supporting frame, a connecting frame, a clamping block and a cutting knife, the function of protecting the cutting knife is achieved, when the cutting knife is not used, the cutting knife is located in the protection box and protected, and the situation that the surface of the cutting knife is oxidized and rusted due to the fact that the cutting knife is always located in the external environment is prevented; when the cutting knife needs to be replaced or polished, the cutting knife can be taken out of the connecting frame; by arranging the first guide roller, the second guide roller, the movable baffles and the two-way lead screw, the function of limiting the moving position of the aluminum foil sealing film is achieved, the distance between the two sets of movable baffles is adjusted, the aluminum foil sealing film on the surfaces of the first guide roller and the second guide roller is limited, and the situation that the aluminum foil sealing film deviates is avoided; and the aluminum foil sealing film can be conveniently and flatly cut by the cutting knife.

The utility model relates to the technical field of tool boxes, in particular to a tool box for automobile detection equipment, which comprises a box body, a buffer gasket is fixedly mounted at the lower end of the box body, a layered placing mechanism is arranged in the box body, and a dustproof auxiliary mechanism is movably mounted at the upper end of the box body. The layered placing mechanism comprises first limiting pieces movably installed on the inner side wall of the box body at the same height, a drying agent storage cavity is formed in the lower end of an inner cavity of the box body, a lower storage plate is placed on the first limiting pieces, and a rubber protruding block is detachably installed on the lower storage plate. According to the device, the layered placing mechanism and the dustproof auxiliary mechanism are arranged, the upper storage plate, the lower storage plate and the rubber protruding blocks are matched with one another, disassembly parts of the compression pulse type brake oil replacing machine can be stored in a classified mode, the rubber protruding blocks can independently limit a plurality of connector assemblies, and therefore the disassembly parts can be conveniently disassembled. Movement and collision of the parts in the box in the transferring process can be effectively avoided, and the damage risk is greatly reduced.

The utility model discloses a steel wire rope wire drawing machine with uniform cooling, which relates to the technical field of steel wire rope wire drawing machines, and comprises a wire drawing machine main body and an oil leakage pipe, the two sides of the wire drawing machine main body are provided with mounting plates, the inner sides of the mounting plates are provided with auxiliary frames, and the tops of the auxiliary frames are provided with oil frames; second connecting frames are arranged at the two ends of the oil frame, oil pipes are installed in the second connecting frames, oil pumps are installed at the ends of the oil pipes, and the oil leaking pipes are arranged at the bottom of the oil frame. According to the steel wire rope drawing machine with the uniform cooling function, through the design of the lubricating assembly, a steel wire rope can be maintained and lubricated through lubricating oil while being sprayed and cooled through the lubricating oil, oxidation corrosion caused by incomplete isolation between the surface of the steel wire rope and air is avoided, and the service life of the steel wire rope can be prolonged to a certain extent; lubricating oil sprayed on the surface of the steel wire rope can be adsorbed, and follow-up steel wire rope winding is prevented from being affected by too much lubricating liquid on the surface of the steel wire rope.