42results about How to "Not easy to rust" patented technology

The utility model provides grounding equipment for a fishing-light complementary photovoltaic power station, and relates to the technical field of water photovoltaic power generation. The structure comprises a prefabricated pipe pile, a metal connecting base and a metal supporting frame, the bottom end of the prefabricated pipe pile is inserted into an underwater soil layer, the top end of the prefabricated pipe pile is located on the water surface, and a steel bar in the prefabricated pipe pile extends out of the two ends of the prefabricated pipe pile; a containing cavity is formed in the metal connecting base, a sleeving opening leading to the containing cavity is formed in the metal connecting base, an inserting groove used for inserting a steel bar is formed in the inner top wall of the containing cavity, the metal connecting base can be arranged at the top end of the prefabricated pipe pile in a sleeving mode through the sleeving opening, and the steel bar at the end is inserted into the inserting groove to abut against the inner wall of the inserting groove; a sealing ring is arranged between the inner side wall of the containing cavity and the pile body of the prefabricated pipe pile, the metal supporting frame is suitable for installing photovoltaic power generation equipment, and the metal supporting frame is connected with the metal connecting base. The lightning protection device has the advantage of long period of validity of lightning protection.

The utility model discloses a defoaming roller for floor construction, relates to the technical field of building construction, and adopts the following scheme that the defoaming roller comprises a roller and a protection mechanism arranged at one end of the roller, and the protection mechanism comprises a connecting assembly and an anti-skid assembly; the rolling shaft is rotationally connected with the support, the support is made of a chromium-plated material and is not prone to rusting, the service life is longer, threads at the two ends of the detachable rod are rotationally connected with the two sets of connecting rings, the appropriate detachable rod can be conveniently replaced according to the actual terrace range, the curved-surface neck is in an arc shape, the handheld habit of a human body is met, and the curved-surface neck is made of a polyamide material and is high in strength and good in toughness; the handle at one end of the curved neck is made of TPE materials, hand discomfort caused by long-term use of constructors is reduced, hand feeling is improved, hand sticking is avoided, the anti-skid sleeve is arranged on the surface of the handle, anti-skid lines are evenly formed in the anti-skid sleeve, the contact area is increased, the anti-skid performance is enhanced, use of the defoaming roller is facilitated, and practicability is achieved.

The invention discloses a novel safety belt locking device based on non-Newtonian fluid. The novel safety belt locking device is characterized by mainly comprising a belt containing groove, a bearing, a locking device cover plate, a rotating shaft, a limiting key and a locking device base. The limiting key is composed of a locking hook, a limiting magnet, a spring and a stress flat plate, and the locker base is composed of an outer wall, a liquid storage gap, a locking hole and a threaded hole. The limiting magnet is a permanent magnet and is welded on the limiting key, and the rotating shaft body is of an electromagnet structure. During use, the rotating shaft penetrates through the bearing and a central hole of the locking device cover plate, a connecting pair is arranged in a central notch of the locking device base, a shaft body part of the rotating shaft is connected with the belt containing groove, a safety belt braid is hung on the shaft body of the rotating shaft, the bearing is loaded in the central notch of the locking device cover plate, and an inner ring is welded to the rotating shaft. The locking device cover plate and the locking device base are fixed and sealed through bolts, and shear thickening type non-Newtonian fluid is poured into the base. The shaft body of the rotating shaft can be lengthened during manufacturing so as to be compatible with other traditional safety belt components such as a retractor. The invention can realize the following functions: (1) sensitive locking of the braid; and (2) sensitive locking of the vehicle.

The utility model relates to the technical field of extrusion dies, and discloses an extrusion die with a cooling structure, which comprises a base, the lower end of the base is fixedly connected with a vertical plate, the outer wall of the upper end of the base is fixedly connected with a die outer shell, the inner part of the die outer shell is fixedly connected with a die inner shell, and the lower end of the die inner shell is fixedly connected with a cooling structure. The outer wall of the base is rotationally connected with a cover plate, the outer wall of the base is rotationally connected with a lock catch, the outer wall of the mold shell penetrates through and is fixedly connected with a feeding port, and a cooling assembly is arranged in the base. According to the extrusion die with the cooling structure, cooling water can cool the die through the cooling pipe, a motor drives a rotating rod to enable a water pushing plate to rotate, so that the water pushing plate can cool a die shell through the cooling pipe by using the cooling water in a water storage tank, and meanwhile, a leakage shell moves in an agent storage shell through inertia; and the net opening leaves the agent storage shell, so that the cooling liquid leaks out of the agent storage shell, and the cooling liquid is cooled down.

The utility model discloses a mobile phone 4G remote control spherical integrated three-way valve, which belongs to the technical field of valves, and comprises a spherical integrated three-way valve body, a remote control box bottom shell is arranged on the top surface of the spherical integrated three-way valve body, and a solar panel is arranged on the top surface of a remote control box upper cover; according to the utility model, the valve body shell and the water outlet pipeline are integrally formed through injection molding processing, the valve has the advantages of no splicing assembly and no leakage at the splicing part after long-term use, the valve adopts the built-in circular valve plate as a medium cut-off switch unit, the friction surface between the valve and the soft sealant is reduced, the acting torque during opening and closing is effectively reduced, and the service life of the valve is prolonged. The execution gear motor can easily and accurately control opening, closing and flow adjustment of the valve. The caliber of the valve can be commonly used for pipelines such as 75, 90, 110 and 130 which are commonly used in the market. The valve has the advantages of being innovative in structure, accurate in adjustment, not prone to water leakage and corrosion, wide in universal range, long in service life, stable, reliable and low in cost.

The utility model discloses a standard nut relates to connecting piece, and its technical scheme main points are: including body and cap, is seted up internally threaded hole on the body, and the cap is screwed in internally threaded hole, and the middle part of cap is seted up through -hole, and the inner peripheral wall of through -hole is equipped with sealing washer, and the inside diameter of sealing washer is less than the small diameter of threaded hole. The utility model when nut is screwed on bolt, need not the end of nut without cap as head end and screw on bolt, when nut is screwed in place, sealing washer is deformed under the action of bolt resistance, and sealing washer will produce an internal stress of overcoming deformation under the force of own material, and the internal stress can make sealing washer better fill the gap between bolt and nut, so that the moisture and air of outside are not easy to enter the gap of nut and bolt contact, so that threaded hole is not easy to produce corrosion because of contacting moisture and air, and the body made of brass has better corrosion resistance, thereby can better prolong the service life of body.

The utility model relates to the technical field of garden landscapes and urban facilities, and discloses a manhole cover for a flower bed and a mounting structure of the manhole cover for the flower bed, the manhole cover comprises a mounting frame, a hinge is fixedly connected in the mounting frame, a manhole cover body is arranged in the mounting frame, and a mounting groove is formed in the manhole cover body. According to the manhole cover for the flower bed and the mounting structure of the manhole cover, the manhole cover body is made of the simulated stone or the polymer composite material, and the simulated natural textures are arranged on the manhole cover body, so that the manhole cover can be fused with the flower bed landscape in appearance, the overall attractiveness is improved, and the manhole cover is not prone to rusting; according to the manhole cover, the safety performance of the manhole cover is enhanced, the manhole cover body is convenient to disassemble and assemble by arranging a positioning plate, a spring, an inclined slope and a positioning groove, inspection and maintenance work of the manhole are convenient, and the problem that a traditional manhole cover has defects in the aspects of attractiveness, safety, practicability and the like is solved.

The utility model discloses a numerical control lathe with a loading and unloading manipulator, which relates to the technical field of numerical control lathes and comprises a horizontal base, a Z shaft, an X shaft and a truss manipulator, the top of the horizontal base is connected with a vertical base, the Z shaft is positioned on one side of the vertical base and is perpendicular to the vertical base, the X shaft is positioned on the front side of the vertical base, and the truss manipulator is positioned on the other side of the vertical base. The vertical base is arranged on the X-axis and is perpendicular to the X-axis, the truss manipulator is arranged above the Z-axis and is fixedly connected with the horizontal base, and a workpiece conveying mechanism is arranged on the side, away from the vertical base, of the truss manipulator and is perpendicular to the Z-axis. The utility model has the beneficial effects that the X shaft is vertical to the horizontal base, and lubricating oil can wash the surfaces of the lead screw and the guide rail, so that the lead screw and the guide rail are not easy to rust and move smoothly; the truss manipulator is matched with the feeding mechanism, the structure is stable, the moving stroke is short, and the working efficiency is high.

The utility model discloses a driving type scrubber capable of spraying water in multiple ways, which belongs to the field of driving type scrubbers and comprises a scrubber, a scrubber brush is mounted at the bottom end of the scrubber and comprises a cleaning circular plate, a brush is fixedly connected to the bottom end of the cleaning circular plate, an annular groove is formed in the upper end of the brush, an annular sliding block is slidably connected into the annular groove, and the cleaning circular plate is fixedly connected with the annular sliding block. Two symmetrical through holes are formed in the outer end of the annular sliding block, sliding rods are inserted into the through holes, the outer ends of the sliding rods are fixedly connected with circular baffles, the circular baffles are located in the annular sliding block, compression springs are fixedly connected between the circular baffles and the inner wall of the annular sliding block, and the ends, away from the circular baffles, of the sliding rods are fixedly connected with an upper connecting plate; the bottom end of the upper connecting plate is rotationally connected with the lower rotating plate, and the strip-shaped hole is formed in the upper end of the upper connecting plate, so that after the floor washing machine works for a period of time, the floor washing brush can be cleaned, hair, thread ends and other garbage gathered around the floor washing brush can be removed, and the working efficiency of the floor washing machine is improved.

The utility model belongs to the technical field of automobile foot mat molds, and provides an automobile foot mat concave aluminum plastic uptake mold which comprises a shell, a concave part is arranged on one side of the shell, a pattern module is arranged in the concave part, the bottom of the shell is of a hollow structure, reinforcing ribs are arranged at the bottom of the shell, handles are symmetrically installed on the two sides of the shell, and the handles are arranged on the shell. Positioning grooves are symmetrically formed in the two sides of the shell; according to the mold, the internal space of each vehicle type is scanned through the 3D scanning technology, a model attached to the internal structure of the vehicle type is designed, in this way, the mold better conforms to the streamline of the internal structure of the vehicle body, then the foot pad mold matched with the vehicle type is manufactured according to the model, meanwhile, the detachable pattern module is designed, different patterns can be replaced conveniently, and the production efficiency is improved. Compared with a traditional integrated plastic uptake mold, the production cost of the mold can be effectively reduced, the production efficiency of an enterprise is improved, the machining and production time of the mold is shortened, and customer requirements are met.

The utility model relates to the technical field of shower head, this one kind difference force rotary formula shower head, including the shunt pipe, the bottom of shunt pipe is provided with rotating mechanism, the symmetry is provided with the connecting platform on the shunt pipe, install the water jet pipe on the connecting platform, be provided with the water outlet on the water jet pipe, be connected with the shunt frame through screw thread on the water jet pipe, be provided with the water distribution needle on the shunt frame, be provided with the rotary force adjusting mechanism on the water jet pipe, the utility model, rotating mechanism and water jet pipe all are connected through screw thread on the shunt pipe, constitute the shower head structure of assembly type, can independently replace partial accessory, shunt pipe, water jet pipe and rotating mechanism all are prepared with nylon material, are lighter and rust easily, reduced manufacturing and use cost, the water flow is divided by the water distribution needle in the water jet process, improved the atomization effect when spraying, can adjust the rotary moment of shower head under the condition of not replacing accessory through the rotary force adjusting mechanism of setting, play the effect of adjusting the rotational speed of shower head.

The utility model belongs to the technical field of food equipment, and particularly relates to an automatic conveying mechanism for an automatic cooker, which comprises a fixed platform, a sliding plate, a guide rail, a motor, a gear, a rack and a sensor. A guide rail is arranged on the fixed platform, and the sliding plate is arranged on the guide rail; the upper surface of the sliding plate is used for bearing material boxes; a sliding groove matched with the guide rail is formed in the lower surface of the sliding plate, and a rack is further arranged on the lower surface of the sliding plate. A gear meshed with the rack is arranged on the fixed platform and is connected with a motor; and the sensor is connected with a main control board of the cooker. According to the automatic conveying mechanism for the cooking machine, transmission is achieved through the gear and rack structure, the gear is made of brass and not prone to rusting, and slipping and blocking are not prone to occurring when the gear is meshed with the rack; the conveying mechanism is further provided with a position sensor, so that the moving position of the sliding plate can be controlled more accurately; and the sliding plate and the guide rail are made of aluminum alloy, are light in weight and are convenient to mount and dismount.

The utility model relates to a kind of front oil seal sealing assembly, engine assembly and vehicle, and the front oil seal sealing assembly includes: crankshaft, transmission wheel and front oil seal, the transmission wheel includes hub and rustproof part, the hub is connected with the crankshaft, the rustproof part is located on the hub, the outer ring of the front oil seal is used to cooperate with engine cylinder or timing cover shell, the inner ring of the front oil seal is in abutment with the outer wall surface of the rustproof part.The structure design of the front oil seal sealing assembly of the utility model is reasonable, the probability that the water from outside enters into engine by front oil seal can be reduced, and the waterproof effect is better.

The utility model relates to the field of fabric processing, in particular to fabric repairing equipment. The technical problems that in the using process of repairing equipment, due to the fact that a stable limiting structure is not arranged, the phenomenon of displacement is likely to happen during repairing operation, the repairing integrity and flatness are affected, and multi-angle adjusting repairing cannot be conducted on fabric are solved. According to the technical scheme, the fabric repairing equipment comprises a supporting bottom plate and further comprises a rotating assembly, a fixing assembly and a repairing assembly. Through the arrangement of the rotating assembly, the repairing angle of the fabric can be automatically adjusted, the pressing disc can limit the fabric, due to the tension of the telescopic spring, the fabric can be easily rotated when being rotated, and then through the fixing assembly, the fabric with the angle adjusted through rotation is fixed and pressed. The offset phenomenon in the follow-up repairing process is avoided, then the fabric is simply and rapidly cut through the repairing assembly, and the repairing smoothness is ensured.

The utility model relates to the technical field of power transmission, and discloses an aluminum alloy bus duct shell, which comprises a first side plate, a second side plate, a first cover plate and a second cover plate, the first side plate and the second side plate are C-shaped plates, the first side plate and the second side plate are oppositely arranged, a gap is arranged between the first side plate and the second side plate, a first heat dissipation part is arranged outside the first side plate, and a second heat dissipation part is arranged outside the second side plate. A first heat dissipation part is arranged on the outer side of the first side plate, a second heat dissipation part is arranged on the outer side of the second side plate, the first cover plate is connected with one end of the first side plate and one end of the second side plate, the first cover plate is an I-shaped plate and comprises a first vertical plate, a first horizontal plate and a second vertical plate which are sequentially connected, and a first supporting plate is arranged on the outer side surface of the first horizontal plate; the second cover plate is connected with the other end of the first side plate and the other end of the second side plate, the second cover plate is an I-shaped plate, the second cover plate comprises a third vertical plate, a second horizontal plate and a fourth vertical plate which are connected in sequence, and a second supporting plate is arranged on the outer side surface of the second horizontal plate. The LED lamp is high in supporting capacity, not prone to deformation, even in heat dissipation and light in weight.

This utility model discloses an adjustable torque spark plug sleeve, belonging to the field of automotive repair technology. It includes a sleeve body with a universal joint mounted on its upper end. A telescopic rod is mounted on the upper end of the universal joint, and an adjustment hole is drilled at the outer end of the telescopic rod. An adjustment rod is installed inside the adjustment hole, and a fixing ring is fixedly connected to the inner wall of the adjustment rod. A rotating rod is rotatably connected inside the fixing ring. Multiple evenly distributed through holes are drilled at the upper end of the adjustment rod, and a contact pad is installed inside the adjustment rod. Multiple evenly distributed locking blocks are fixedly connected to the upper end of the contact pad, located within the through holes. Multiple evenly distributed springs are fixedly connected between the contact pad and the inner wall of the adjustment rod, with the springs and locking blocks spaced apart. A support block is fixedly connected to the upper end of the rotating rod, located below and in contact with the contact pad. This design makes it more convenient for technicians to adjust the torque when using the spark plug sleeve, improving their work efficiency.

The utility model discloses a foldable and assembled windscreen wiper test platform and device, a bottom plate comprises at least two foldable single plates, and the adjacent single plates are connected through hinges so as to be foldable. A plurality of through holes are formed in the single plates, the through holes comprise disassembly and assembly holes, and the disassembly and assembly holes are formed in the corresponding positions of the single plates and used for installing and fixing the connecting assemblies. The connecting assembly is detachably connected with the windscreen wiper, the windscreen wiper motor and the supporting assembly and used for fixing the windscreen wiper, the windscreen wiper motor and the connecting assembly. The connecting assembly is used for fixing the glass. The bottom plate consists of a plurality of foldable single plates, has a folding function, is convenient to store, and can be quickly folded and put into a luggage case when people go out. The whole bottom plate is made of plastic materials and is of a hollow structure, and the whole weight is reduced. The bottom plate is made of plastic, the hinges and the screws are made of stainless steel, and rusting is not prone to occurring. And a dismounting hole is reserved in the bottom plate, so that quick dismounting can be realized, and quick fixing of the limiting seat is facilitated.

The present invention relates to an assembled aluminum alloy house, comprising an outer frame structure and an inner frame structure covered in the outer frame structure, the inner frame structure comprising columns, a plurality of inclined support beams arranged circumferentially around the columns and connected to the columns at one end and cooperate to form a roof, a thermal insulation layer and waterproof tiles stacked and laid on the roof in sequence, and a wall arranged under the roof, the outer frame structure comprising a connecting ring fixed to the top of the column, a plurality of peripheral curved strips arranged circumferentially around the columns and connected to the connecting ring at one end, the other end of the peripheral curved strip extending downward to the ground, and the connecting ring and the peripheral curved strip cooperate to form a gourd head shape. The inner frame structure and the outer frame structure of the assembled aluminum alloy house are both made of aluminum alloy, light in weight, simple to install and transport, not easy to rust, and do not require regular maintenance, and the outer frame structure is formed into a gourd head shape by the cooperation of the peripheral curved strips and the connecting ring, making the overall appearance more beautiful, and the inner frame structure is used as a bearing structure part, which is convenient for people's daily use.

The utility model discloses an industrial fan motor mounting support, including support body, the first end of support body is through first installation component and the shell of industrial fan is detachably connected, the second end of support body is through second installation component and the motor of industrial fan is detachably connected, first installation component includes plastic mounting plate, is provided with the plastic fixed column of the first end of support body with the sleeve setting on plastic mounting plate, first installation component still includes the plastic ferrule, is provided with first stainless steel fastener on plastic ferrule, second installation component includes plastic mounting seat, plastic mounting seat has the lug of opposite setting, is provided with the plastic convex post of the second end of support body with the sleeve setting between lug, is provided with second stainless steel fastener on lug. The utility model discloses an industrial fan motor mounting support, can prevent the rust of support, and the detachable connecting mode is used between support and motor and shell respectively, and the maintenance or replacement of late -model motor is convenient.

The utility model discloses whole vehicle hoisting steel wire rope protection bushing belongs to vehicle hoisting technical field. Whole vehicle hoisting steel wire rope protection bushing, include: detachable connection on the steel wire rope's steel ring, be equipped with the clamping groove on the steel ring, and the clamping groove with steel wire rope is matched, when the steel ring is installed on the steel wire rope, the steel wire rope is clamped in the clamping groove, the inside diameter of clamping groove is less than the outside diameter of steel wire rope, the utility model discloses a steel ring and steel wire rope combination use, increase the safety, quality protection to hoisting point, effectively avoid the damage of steel wire rope in the hoisting process because of bending, wear and tear etc.

The utility model discloses a coal mine tunneling supporting device. The coal mine tunneling supporting device comprises a protective top plate, a plurality of top buffer covers and a plurality of side buffer covers are installed on the protective top plate, a plurality of buffer mechanisms are arranged on the protective top plate, and the buffer mechanisms are used for connection between the top buffer covers and the protective top plate and connection between the side buffer covers and the protective top plate. Supporting frames are installed on the two sides of the protective top plate. The buffer mechanism comprises a mounting frame, and a connecting bolt is mounted at the bottom of the mounting frame. According to the coal mine tunneling supporting device, the buffering mechanism comprising the mounting frame, the connecting bolt and the air bag is arranged at the top of the protective top plate, so that the coal mine tunneling supporting device is not prone to corrosion and is more suitable for being used in a humid tunneling environment; the distance between the top buffer cover and the protective top plate and the distance between the side buffer cover and the protective top plate can be adjusted through the air bags, and the clamped stone blocks can be conveniently taken out.

The utility model provides a device for generating air charged water particles by ionizing condensate water, which comprises an ionization sheet, the ionization sheet is a strip-shaped sheet structure with a conducting layer, a reference ground electrode plate and a dielectric barrier part, and the dielectric barrier part is positioned between the conducting layer and the reference ground electrode plate; the device is characterized in that the ionization plate is provided with a semiconductor chilling plate close to the reference ground electrode plate, two ends of the semiconductor chilling plate are respectively provided with a cold side and a hot side, and the cold side is arranged close to the reference ground electrode plate. The reference ground electrode plate serves as an element for condensing air moisture, the air moisture is condensed on the reference ground electrode plate, the amount of condensed water can be effectively increased, the high-voltage electrode is not prone to oxidation, corrosion and rusting in the using process of ionized air, the high-voltage electrode has good working stability and durability, and the service life of the high-voltage electrode is prolonged. The device is reliable, durable, simple in structure and stable in effect and can generate high-concentration air charged water particles.

The utility model discloses a hidden hinge and an oiling machine, and aims to solve the technical problem that the hinge is exposed. The side arm mainly comprises a side arm body fixed to an oiling machine body, a connecting assembly used for being hinged to a rotary hinge is fixedly connected to the side arm body, the rotary hinge comprises a first connecting arm and a second connecting arm, the connecting assembly comprises two shaft plates, the first connecting arm is hinged between the two shaft plates, and the second connecting arm is hinged between the two shaft plates. One end of the second connecting arm is fixedly connected with the end, away from the hinge point, of the first connecting arm, the second connecting arm is an arc-shaped plate, and after the first connecting arm rotates anticlockwise to make contact with the oiling machine body, the second connecting arm is tangent to the plane of the right side wall of the shaft plate; meanwhile, the end, away from the first connecting arm, of the second connecting arm and the plane of the front side wall of the shaft plate are located in the same plane. The oiling machine has the advantages that the hinge is not prone to rusting, the service life is prolonged, and the oiling machine is attractive.

The invention relates to a durable building reinforcing device which comprises a steel bearing support, reinforcing steel supporting rods, a buffer layer, a reinforced concrete platform and a bottom support. The bottom edges of the steel bearing supports are fixed to the buffer layer, and the top corners of the steel bearing supports are connected with the bridge body; the upper end and the lower end of the reinforcing steel support rod are respectively connected with the buffer layer and the bridge body; the buffer layer is a three-layer steel plate with a built-in spring and a polyurethane rubber composite plate, and is nested in the pier; and the reinforced concrete platform and the bottom octagonal steel bracket are embedded and fixed on the bridge pier. All steel members and reinforcing steel bars of the device are coated with special reinforced protective paint, and the paint is formed by compounding epoxy modified phenolic resin, vinyl acetate-acrylic emulsion, polyether sulfone, nanometer aluminum oxide, a curing agent and a function enhancing auxiliary agent containing various special organic compounds. The reinforcing device is reasonable in structure and has excellent buffering and anti-seismic performance, the special coating can remarkably improve corrosion resistance and adhesive force, and the service life of the reinforcing device is greatly prolonged.

The utility model provides a kind of beer machine, belong to liquor beverage drinking equipment technical field.It solves the problem of the bottom of the water tank of the prior art beer machine is easy to freeze.This beer machine, including machine body, and the water tank, motor and stirring vane being all arranged in machine body, the bottom of the water tank is rotatably connected with driven wheel and driven wheel is located in the inner chamber of water tank, the stirring vane is fixed on driven wheel, the motor is located in the inner chamber of water tank and is fixed in the bottom of water tank, motor shaft is connected with driving wheel, the driving wheel is opposite with the driven wheel and driving wheel can drive driven wheel to rotate by magnetism, the top of the driving wheel and the bottom of water tank have gap one, the top of the driving wheel has the top pin of convex and taper, the bottom of the water tank is provided with taper recess, the top pin is embedded in the recess, the taper of the top pin is less than the taper of recess.Solve the advantage that the bottom of the water tank of the prior art beer machine is easy to freeze.

The utility model discloses a color steel tile fixing seat convenient to install, and belongs to the field of color steel tile installation, the color steel tile fixing seat comprises an installation wall body and a color steel tile body, one end of a fixing bolt penetrates through and extends into the installation wall body, one end of the color steel tile body is located in a limiting sleeve, a sealing gasket is tightly attached to the color steel tile body, and the fixing bolt is fixed to the installation wall body. And a clamping plate is movably connected into the limiting sleeve in a sleeved mode, the bottom end of the clamping plate penetrates through the limiting sleeve and extends into the fixing sleeve, one end of the screw penetrates through and extends into the clamping plate, and an internal thread matched with an external thread of the screw is formed in the clamping plate. According to the color steel tile fixing base convenient to install, by arranging the sealing gasket and the sealing sleeve, the sealing effect between the fixing base and a color steel tile can be guaranteed after the color steel tile is installed, the phenomenon that the color steel tile is prone to water leakage due to the fact that the fixing sealing performance of the fixing base is poor is avoided, and therefore the sealing effect of the color steel tile fixing base convenient to install is guaranteed.

This invention provides a flame retardant for water-based fire-retardant coatings for steel structures, prepared from the following raw materials: urea, phosphoric acid, acidic lignin, and pentaerythritol; the weight ratio of urea, phosphoric acid, acidic lignin, and pentaerythritol is 1:(0.8-1):(0.1-0.5):(0.01-0.05). Applying this flame retardant to water-based fire-retardant coatings for steel structures achieves both moisture resistance and flame retardancy.

The utility model provides a collector plate for a battery unit, which comprises a first electric connection part capable of being directly and electrically connected to the end part of an electrode assembly of the battery unit, and a second electric connection part capable of being directly and electrically connected to the end part of the electrode assembly, and a second electrical connection portion located radially outward of the first electrical connection portion and substantially parallel to the first electrical connection portion, the second electrical connection portion being directly electrically connectable to a terminal of the battery cell, the terminal of the battery cell being located on a second side of the collector plate opposite to the first side, in which the first electrical connection portion is formed with a through groove, and wherein the second electrical connection portion protrudes in a direction toward the second side of the collector plate with respect to the first electrical connection portion. The utility model also provides a battery unit comprising the collector plate. The collector plate and the battery unit disclosed by the utility model are simple and compact, convenient to assemble and high in reliability, and the conditions of poor contact and the like are not easy to occur.

The utility model relates to the technical field of steel coil packaging protection devices, in particular to a protection device for steel coil packaging, which comprises a horizontal saddle and a steel coil, and is characterized in that a sinking groove is arranged at the upper end of the horizontal saddle, a rubber bottom pad is embedded in the sinking groove, the steel coil is arranged above the rubber bottom pad along the longitudinal direction, a protection layer is wrapped outside the steel coil, and the steel coil is arranged in the sinking groove. Two driving parts which are symmetrically arranged left and right are arranged at the upper end of the horizontal saddle, each group of driving parts is fixedly connected with an ejector rod, each ejector rod is fixedly connected with a baffle, and each baffle is fixedly connected with a rubber side pad which is used for abutting against the outer edge of a steel coil; the protective layer comprises two paper corner protectors which are correspondingly arranged front and back and movably sleeved with the two ends of the steel coil respectively, the surface of the steel coil is coated with gas-phase antirust paper, and the paper corner protectors are made of corrugated paper.

The utility model provides a wear-resisting metal button which comprises a face button, a mother button, a son button and a base, the face button is connected with the mother button, the son button is connected with the base, an annular groove is formed in the mother button, an elastic piece is arranged in the annular groove, the elastic piece is provided with a plurality of bending points, an elastic part is arranged between every two adjacent bending points, the son button is provided with a clamping piece, and a groove is formed in the periphery of the clamping piece. And when the son buckle is buckled with the mother buckle, the elastic part is embedded into the groove to abut against the groove. The utility model has the advantages of simple structure, simple shape, high firmness and convenience in use, and overexertion is not needed during unbuckling; compared with buttons made of other materials, metal materials have more advantages in the aspects of hardness, strength, toughness and the like, nickel plating can improve the wear resistance of the metal surface, and the metal surface is resistant to corrosion and not prone to rusting; the elastic part is provided with the six elastic parts, the elastic parts abut against the grooves, meanwhile, the elastic part can freely and circumferentially rotate in the annular groove, the situation that when the female buckle and the male buckle are buckled and separated, a certain elastic part cannot be used when the elastic part is fatigued is avoided, and the service life is long.