200results about "Castors" patented technology

A method includes mounting an assembled wheel hub assembly on a spindle, spraying a zinc flake coating material onto first surfaces of the assembly while rotating the wheel hub assembly, the spraying occurring while shielding second surfaces of the wheel hub assembly with a shield on the spindle and shielding third surfaces of the wheel hub assembly using a shielding tape. After creating the layer of zinc flake coating material on the first surfaces, heating the layer of zinc flake coating material using at least one infrared (IR) lamp to cure the layer of zinc flake coating material, the heating occurring while rotating the wheel hub assembly.

The utility model discloses a kind of safety construction frame for civil engineering construction, it is related to civil engineering construction technical field, including bottom plate, four moving mechanisms, first support mechanism, second support mechanism, sliding mechanism, lifting mechanism and bearing frame, the middle position of bottom plate four side walls is all provided with receiving slot, each the receiving slot is all equipped with a first support mechanism, four moving mechanisms are all arranged in bottom plate bottom wall, the second support mechanism is arranged in bottom plate bottom wall middle position, the sliding mechanism is arranged on bottom plate top wall, the lifting mechanism is arranged on sliding mechanism, the bearing frame is arranged on lifting mechanism, by enlarging the contact area of this safety construction frame and ground, make the stability of this safety construction frame be greatly promoted while not affecting the flexibility of this construction frame.

This utility model discloses a multi-layered cultivation rack in the field of agricultural facility technology, including a base, a support frame on the top of the base, the support frame and the base being fixedly connected, a connecting plate between the support frames, the connecting plate and the support frame being fixedly connected, a rotating motor on the top of the connecting plate, the rotating motor and the connecting plate being fixedly connected, a threaded rod on the power end of the rotating motor, the threaded rod and the power end of the rotating motor being fixedly connected, a threaded lifting plate on the surface of the threaded rod, the threaded lifting plate and the threaded rod being threadedly connected, a connecting block at the bottom of the threaded lifting plate, and a support column at the bottom of the connecting block. By including the base, support frame, connecting plate, rotating motor, threaded rod, threaded lifting plate, fixing block, support column, first anti-slip plate and second anti-slip plate, the multi-layered cultivation rack achieves the function of moving and supporting the cultivation rack, improving the convenience of moving the multi-layered cultivation rack.

This utility model discloses a push-pull bracket, belonging to the technical field of washing machine brackets. It solves the problem of requiring considerable force to turn the handle, making operation inconvenient. The technical solution mainly includes an outer track, an inner track, a handle, and two rolling elements. The outer and inner tracks can slide relative to each other. Both ends of the inner track have guide grooves, and both ends of the outer track have limiting grooves. The rolling elements are located in the guide groove and limiting groove at the same end. The handle is hinged to one end of the outer track. A connecting rod is provided between the handle and the inner track, with one end hinged to the handle and the other end hinged to the inner track. When the handle is in use, it is perpendicular to the inner track, and the two rolling elements are located at the end of the guide groove closest to the handle. When the handle is in the concealed state, both rolling elements are located at the end of the guide groove furthest from the handle and at the top of the limiting groove. This utility model is mainly characterized by labor-saving operation, stable structure, and easy switching between usage states.

This utility model discloses a silent, non-marking caster with good cushioning performance. It includes a bracket, which comprises a top plate and two arm plates fixed to the left and right ends of the lower side of the top plate. A mounting plate is rotatably mounted on the upper side of the top plate. A forward-extending arm plate is hinged to the lower end of each of the two arm plates. The rear ends of the two arm plates are fixedly connected by a connecting plate to form a bracket. A roller is rotatably mounted on the inner front end of the two arm plates via a wheel axle assembly. The roller includes a hub and a tire fitted onto the outer circumferential side of the hub. The tire is made of a flexible polymer material. A longitudinal shock-absorbing component is provided between the front end of the arm plate and the front end of the top plate. The caster exhibits excellent shock absorption and cushioning performance during load-bearing movement. During load-bearing movement, the elastic deformation of the tire can mitigate the instantaneous impact of the caster on the ground. The tire can also maintain friction while making flexible contact with the ground, avoiding hard scraping and tire wear. It also provides quiet operation and leaves no marks.

To provide an active caster that facilitates replacement of a wheel. An active caster according to the present disclosure is adapted to enable steering of a single wheel by interference drive. An active caster includes a vertically extending steering axis, a horizontally extending axle, and a wheel connected to the axle. The active caster has both an offset s of the axle with respect to the steering axis T in a horizontal direction orthogonal to a direction in which the axle extends, and an offset d of the wheel with respect to the steering axis T in a direction in which the axle extends.

The utility model relates to instrument equipment technical field, concretely is a kind of automatic control instrument convenient to install, including mounting seat, recess is set in the front and back of mounting seat inner chamber, the inboard fixedly connected with fixed link of recess, the middle end of fixed link outer surface is equipped with guide sleeve, the both sides of guide sleeve outer surface are all fixedly connected with positioning clamping plate, the top and bottom of guide sleeve and the top and bottom between recess inboard are all fixedly connected with the torsional spring of the sleeve in the outside of fixed link. The utility model has the advantages of being easy to install by the action of positioning clamping plate, guide sleeve, fixed link and torsional spring, solves the automatic control instrument convenient to install of prior art, usually fixed installation is carried out using the fixing mode of bolt, and the mode of installation using screw needs to be assisted by additional tool when loading and unloading, thereby leading to the problem that installation is not convenient enough.

This utility model relates to the field of weighing machine technology and discloses a fully automatic steel coil weighing machine based on PLC control. It includes a base plate, a weighing platform mounted on top of the base plate, and a buffer pad fixedly installed on the bottom surface of the weighing platform. The bottom surface of the buffer pad is fixedly installed to the top surface of the base plate. The weighing platform is connected to a display via a connecting cable, and the display is connected to the top surface of the base plate via an adjustment component. Universal casters are fixedly installed at the bottom of the four corners of the base plate, significantly enhancing the mobility and flexibility of the weighing machine. This fully automatic steel coil weighing machine based on PLC control allows for convenient movement via the universal casters, stable weighing via bolts and the chassis, flexible adjustment of the clamping height to adapt to different steel coil sizes via the adjustment component, reduced impact and improved weighing accuracy via the corrugated buffer pad, secure clamping to prevent slippage via the arc-shaped clamping plate, and accurate data display via PLC control.

This utility model discloses a detachable integrated bag with casters, belonging to the field of integrated bag technology. It includes an integrated bag body, a support plate at the bottom of the body, support blocks fixed around the bottom of the support plate, guide grooves on both sides of the bottom end of the support blocks, a locking block in the middle of the guide groove, and mounting blocks on the outer periphery of the support blocks. A caster is mounted on the bottom of the mounting block via a bearing. An mounting groove is formed on one side of the top of the mounting block, guide blocks on both sides of the mounting groove, and a locking groove in the middle of the guide block. By utilizing the guide groove on the support block in conjunction with the guide blocks on both sides of the mounting groove, the locking groove, and the locking block, the mounting block is locked in place, thus achieving the purpose of installing the caster. A top rod extending to the outside is used; by pressing the top rod, the locking block is retracted, thereby releasing the locking mechanism, allowing the caster to be easily disassembled and reassembled according to user needs.

The application discloses a light-heat integrated machine and particularly relates to the technical field of photovoltaic power generation, and comprises a light-heat integrated machine body, two photovoltaic panels are fixedly installed on the top of the light-heat integrated machine body, a heat dissipation opening is arranged on one side of the top of the light-heat integrated machine body, the number of the heat dissipation openings is multiple, a chassis is fixedly installed at the bottom of the light-heat integrated machine body, protection baffles are fixedly installed on the front and back sides of the chassis, stationary hydraulic cylinders are fixedly installed at four corners of the chassis, stationary piles are fixedly installed at the bottom ends of output shafts of the stationary hydraulic cylinders, a steering hydraulic cylinder is fixedly installed at the center of the bottom of the chassis, and a connecting seat is fixedly installed at the bottom end of an output shaft of the steering hydraulic cylinder. The light-heat integrated machine is provided with the structures of the stationary hydraulic cylinders, the stationary piles, the steering piles and the walking motors, so that the light-heat integrated machine can realize automatic movement, is convenient to transfer, does not need to be carried by means of auxiliary equipment and is very convenient, and thus is convenient to use and popularize.

The utility model relates to dust falling device technical field, concretely relates to a building construction dust falling device, including base, the base bottom is provided with bottom box, two same axle is provided with through the base, axle end part is fixed respectively elevator wheel, base one side end face is provided with push hand, base top end face one side is fixed control valve, base bottom end face is fixed bottom box, bottom box inside end face one side is fixed oil tank, bottom box inside end face is fixed engine, bottom box inside end face is fixed hydraulic valve, bottom box inside end face is fixed hydraulic pump, transmitter power output connects hydraulic pump, base top end face is provided with lifting mechanism, lifting mechanism top is provided with bearing plate, bearing plate top end face is fixed cannon fog machine subassembly, the utility model discloses the lifting mechanism of cannon fog machine bottom end face installation, to solve the problem that cannon fog machine cannot adjust height, has improved the actual spraying range of cannon fog machine.

A method for identifying the rolling vehicle assemblies, each assembly comprising a radio frequency transponder with an identifier, the vehicle comprising a radio communication system coupled to a radio frequency antenna, the radio frequency antenna covering a spatial area of ​​the vehicle in which the assemblies are located, comprising the following phases: • Initiating a detection phase while the vehicle is in motion, comprising: Initiating an interrogation phase for a duration T; Receiving, for the duration T, radio waves backscattered by the radio frequency transponders; • Initiating an analysis phase comprising: Identifying the coded responses; Determining the unique identifier and a quantity of the electrical signal for each coded response; For several coded responses with the same unique identifier, evaluating each quantity against a reference;If at least one quantity is far from the reference threshold S, place the unique identifier in a specific list. Figure for the abbreviation: Fig. 2;

A hub seal (1) includes a seal main body (3) and a slinger (4). The slinger (4) includes a flange portion (31) and a tubular portion (32). An outer tubular surface (3a) is formed in the seal main body (3). A labyrinth lip (40) extends toward the tubular portion (32) of the slinger (4) on an outer periphery side relative to a side lip (21). The tubular portion (32) of the slinger (4) has a weir portion (33). The outer tubular surface (3a) forms a first gap (S1) and a second gap (S2) between the outer tubular surface (3a) and the tubular portion (32). The weir portion (33) forms a third gap (S3) between the weir portion (33) and a portion of an elastic body portion (20). The labyrinth lip (40) forms a fourth gap (S4) between the labyrinth lip (40) and the tubular portion (32). A space (S5) between the tubular portion (32) and the side lip (21) communicates with an outer side of the second gap (S2) via the fourth gap (S4), the third gap (S3), the first gap (S1), and the second gap (S2).

A grease composition for a bearing for wheels of an automobile, comprising (a) a base oil, (b) a thickener, and (c) additives, wherein (a) the base oil has a kinematic viscosity at 100°C of 3 to 9 mm2 / s, and (c) the additives comprise (cl) a metal salt of dialkyldithiophosphoric acid, (c2) a metal salt of an organic sulfonic acid, and (c3) a nitrogen- and sulfur-containing heterocyclic compound, and wherein (c3) the nitrogen- and sulfur-containing heterocyclic compound comprises at least one member selected from the group consisting of 2(3H)-benzothiazolethione and 2,5-bis(alkyldithio)-1,3,4-thiadiazole.

The present application relates to the field of household appliances, and particularly provides a mobile caster lifting mechanism and a household appliance system, aiming at solving the problem that the guide structure of the mobile caster lifting mechanism of the existing household appliance is difficult to effectively combine with other components, resulting in the instability of the mobile caster lifting mechanism during unfolding and retracting. To this end, the mobile caster lifting mechanism for the household appliance comprises a base, a movable slot and a roller assembly, the base is provided with a guide slot, the movable slot is movably arranged in the guide slot, the side wall of the movable slot is provided with an inclined slot, the roller assembly is rotatably arranged on the guide slot through a connecting structure, and the roller assembly is arranged in the inclined slot, so that the inclined slot can drive the roller assembly to move away from the base.

The utility model relates to dry quenching furnace technical field discloses a dry quenching furnace coke cooling homogenization air distribution structure, including support frame, the support frame inner wall fixedly connected with dry quenching furnace body, dry quenching furnace body left -hand end fixedly connected with the connecting pipe, the connecting pipe left -hand end fixedly connected with the connecting disc, the connecting disc left -hand end fixedly connected with cold air pipe, cold air pipe bottom fixedly connected with cold air subassembly, dry quenching furnace body right -hand end fixedly connected with the air outlet pipe, the air outlet pipe top end transmission connection has the air outlet valve gate. The utility model discloses a cold air subassembly through cold air pipe and connecting disc sends the cold air into dry quenching furnace body inside. Cold air is evenly distributed in the whole furnace through built -in hot air groove, ensure that coke is evenly cold in the cooling process, and coke enters dry quenching furnace body inside through feed pipe, and the cold air that evenly distributes through built -in hot air groove carries out cooling. The coke after cooling is discharged through the collecting tank and the discharge pipe, and the space in the furnace is reasonably separated by the baffle, and the cooling effect is improved.

The utility model discloses a kind of automatic feeding devices for producing calcium aluminate powder of liquid polyaluminum chloride, comprising: support frame, support frame bottom is fixedly connected with automatic guided vehicle, support frame middle part is fixedly connected with feeding shell, support frame top is fixedly connected with material tank, material tank bottom is equipped with discharging mechanism, feeding shell tail portion one end is equipped with discharging butt joint mechanism, feeding shell inner side is rotatably connected with auger, feeding shell head one end is fixedly connected with motor, feeding shell top is fixedly connected with sealing shell cover;The utility model moves to specified station by automatic guided vehicle drive device, after feeding to material tank by feeding pipe, then, it is moved to the vicinity of reaction kettle, electric push rod drives butt joint pipe to be accurately butt-jointed with reaction kettle feed inlet through telescopic folding pipe and connecting pipe and supplies material, realizes whole-process automation movement, without manual handling, adapt to multi-station switching, can be flexibly fed to multiple reaction kettle, solve fixed pipeline one-to-one limitation.

The utility model relates to Tj board processing technical field discloses a kind of moving device for Tj board processing, including support frame and placing table, the front end of support frame is fixed with mounting bracket two, the surface of mounting bracket two is rotatably equipped with two steering shafts, the bottom of steering shaft is fixed with steering wheel, the top of steering shaft is engaged with locating cylinder, the bottom of locating cylinder is equipped with the locating hole of circumferential distribution, the top of mounting bracket two is fixed with mounting seat, the top of mounting seat is screw-mounted with the locating screw rod corresponding with locating hole;The utility model uses the linkage operation of down-pressing locating cylinder+screwing locating screw rod, can quickly lock universal wheel at specified angle, completely solve the problem of straight-line movement deviation caused by wheel body deflection in marching, guarantee plate pushing track accuracy.

This utility model belongs to the field of lifting technology, specifically relating to a mobile gantry crane. A mobile gantry crane with added support rods forms a triangular support, making it more stable. The mobile gantry crane includes two opposing gantry frames, with a main beam between the tops of the frames, and a hoist hook suspended from the main beam; the gantry frames include two vertical rods, with a horizontal rod connecting the tops of the vertical rods; casters are installed on the bottom surfaces of the vertical rods; support rods are installed on the bottom two sides of the vertical rods; the tops of the support rods are hinged to the sides of the vertical rods via pins; a first connecting piece is provided on the inner side of the support rod, and a first pin is inserted between the first connecting piece and the vertical rod for connection and fixation; the two support rods together form a triangle.

Hub bearing arrangement (10, 10') having an axis of rotation (X) and comprising: - a stationary radially outer ring (31) provided with a radially outer flange section (39), an axially inner sleeve section (40) and an intermediate section (38) for connecting the flange section (39) and the sleeve section (40), wherein the sleeve section (40) of the radially outer ring (31) has - a plurality of shoulders (45) and a plurality of grooves (42), each shoulder (45) alternating with a respective groove (42), and - an axially inner annular surface (46), wherein - the shoulders (45) are bounded in the radially outer direction by a cylindrical gripping surface (41) which is not continuous but is interrupted circumferentially by the plurality of grooves (42), and - the gripping surface (41) has a diameter (d) that is smaller than a diameter (D) of a cylindrical surface (38') of the intermediate section (38) is.

To provide an active caster adapted to suppress the decline in the driving performance. An active caster according to the present disclosure includes: a wheel; a first rotation transmission mechanism; and a second rotation transmission mechanism. A rotational force of a motor is transmitted to a rotation of the wheel about a pivot axis along a vertical axis via the first rotation transmission mechanism, the rotational force of the motor is transmitted to the rotation of the wheel about an axle via the first rotation transmission mechanism and the second rotation mechanism, and r / G>s holds true, where s>0 represents an offset of the axle from the pivot axis in a horizontal direction orthogonal to the axle, G represents a reduction ratio of the second rotation transmission mechanism, and r represents a radius of the wheel.

Static sealing system (1) and associated rolling bearing (3), in particular for a vehicle wheel hub unit, for coupling a sealing device (2) to an outer ring (5) of the bearing, the mounting portion (15) of the sealing device comprising a sleeve portion (12) of an annular support (10) and an end portion (14) of an elastomeric sealing element (11) coupled to the sleeve portion and having a radially inner first annular boss (16) configured to be coupled in interference with an annular seat (18) of the outer ring; the end portion of the elastomeric element comprising a second annular boss (20) coupled to the annular seat adjacent to the first annular boss on a side axially opposite a curved end surface (22) of the annular seat and laterally flanked in the radial direction by a radially thinned end (24) of the sleeve portion of the annular support, the first annular boss protruding axially from said end.

The application relates to the technical field of household appliances, and particularly provides a castor lifting mechanism for a household appliance and a household appliance system, and aims to solve the problem that it is difficult to operate when mounting a bottom foot and a base on a washing machine in the prior art. To this end, the castor lifting mechanism comprises a base, the base is provided with a first positioning structure, the first positioning structure is used for being connected with a second positioning structure at the bottom of the household appliance; a roller assembly is arranged at the bottom of the base and can be unfolded and retracted, and the castor lifting mechanism is arranged to support the household appliance when the roller assembly is unfolded. The castor lifting mechanism can conveniently move the household appliance, and when the base and the bottom foot are mounted, the first positioning structure and the second positioning structure are connected first, so that the relative position of the base and the household appliance is determined, the base and the bottom foot are conveniently mounted and fixed, and the operation is simple and convenient.

This utility model provides a medical caster with a built-in compact energy-absorbing and shock-absorbing system, relating to the field of medical casters. It includes a roller, a housing assembly comprising a sleeve, a shell located on one side of the sleeve, a sliding guide rail located between the sleeve and the shell, and an end cap located on the top of the sleeve. The roller is located within the inner cavity of the shell. The shock-absorbing assembly includes a wheel frame located on the surface of the roller, a bracket located at the upper end of the inner cavity of the sleeve, and a hydraulic buffer damper installed within the inner cavity of the bracket. This utility model, through its built-in compact energy-absorbing and shock-absorbing device, effectively reduces shock during the movement of the medical caster. Through the coordinated work of the housing assembly and the shock-absorbing assembly, it ensures that the caster can run smoothly when encountering uneven ground, ground gaps, or small obstacles, avoiding vehicle vibration and thus protecting the safety of internal precision equipment and medicines. Simultaneously, it reduces resonance noise and effectively improves the user experience in hospitals.