925 results about "Spoke" patented technology

A wheel assembly is composed of multiple wheels, each featuring a hub with spokes and a main axle bore, and cross-roller sub-assemblies that include symmetrical axles and solid bushings, as well as peripheral rollers. The cross-roller sub-assemblies are overmolded with the wheel hub to form a peripheral axle ring. A method of assembling the wheel assembly involves creating the cross-roller sub-assemblies by overmolding the solid bushings with peripheral rollers, and then placing these sub-assemblies in a mold to form the peripheral axle ring. Alternatively, the pre-roller assemblies may be overmolded directly with the wheel hub to form the peripheral axle ring.

The invention provides a wheel which comprises an outer spoke, an inner spoke and a rim, the outer spoke and the inner spoke are sequentially and fixedly connected with the inner wall of the rim in the axis direction of the rim, a plurality of mounting through holes are formed in the outer spoke, a plurality of connecting through holes are formed in the inner spoke, and the connecting through holes correspond to the mounting through holes in position in a one-to-one mode. And the outer spoke is fixedly connected with the inner spoke at the connecting through holes and the corresponding mounting through holes. According to the wheel, the hub spoke part is of a double-layer structure formed by combining the outer spoke and the inner spoke, and the multiple connecting sleeves are arranged at the positions needing to be connected, so that the outer spoke and the inner spoke do not need to bear too much torque, the lateral rigidity of the wheel can be remarkably improved, meanwhile, the material of the hub spoke of the wheel and the total weight of the wheel can be reduced, and the service life of the wheel is prolonged. Therefore, the material cost of the wheel is reduced, and light weight of a vehicle is achieved.

The utility model discloses a fixed-axis rotary chassis of a circular cooler. Comprising a fixed rotating shaft, spokes, a rotating body, supporting rollers and a driving device. Wherein the fixed rotating shaft is arranged on the base; a rotating part is arranged on the rotating shaft, and spokes are mounted on the peripheral side of the rotating part; a revolving body is mounted on the peripheral side of the spoke; a plurality of supporting rollers are arranged on the lower surface of the rotary body; and the driving device is in transmission connection with the rotary body. The fixed-axis rotary chassis of the circular cooler has the advantages that the structural strength is high, and the work is reliable; the equipment radius is small, and the occupied area is small; and the device has the advantages of few mobile contacts, small abrasion, low later maintenance cost and the like.

The invention discloses a fault early warning hub unit, and relates to the field of railway vehicle body parts, the fault early warning hub unit comprises a rim and spokes, the inner wall of the rim is provided with a plurality of positioning blocks along the circumference, the two ends of each positioning block are provided with contact switches, the contact switches abut against each other, the side walls of the spokes are rotatably connected with air deflectors, and the air deflectors are rotatably connected with the spokes. A hydraulic mechanism is movably connected between the air guide plate and the spokes, a mounting groove is formed in the middle connecting part of the spokes, an oil storage shell is arranged in the mounting groove, the hydraulic mechanism is communicated with the oil storage shell, and the oil storage shell is filled with hydraulic oil. Monitoring of deformation of the whole hub unit is achieved through the circle of positioning blocks on the rim, when the rim deforms, the positioning blocks can be relieved from the abutting state, the contact switch is turned on, the positioning blocks are powered on, a vehicle owner is reminded that the position is deformed, and the early warning and monitoring effect of the hub unit on hub deformation is effectively improved.

The utility model relates to an automatic hub welding device which comprises a laser welding machine, a multi-axis mechanical arm and a conveying mechanism arranged on one side of the multi-axis mechanical arm, and the movable end of the multi-axis mechanical arm is provided with an electromagnetic chuck used for adsorbing a spoke and a clamping tool used for taking and placing a rim through connecting pieces. A laser welding head of the laser welding machine is installed in the middle of the connecting piece, and a positioner used for positioning and supporting the rim is further arranged below the movable end of the multi-axis mechanical arm. The conveying mechanism comprises two rim conveying modules and a spoke conveying module which are arranged in parallel, each conveying module comprises a supporting frame and a linear module installed on the supporting frame, the moving end of each linear module is connected with a tray, and positioning pins used for positioning spokes or rims are arranged on the trays. According to the non-contact laser welding device for the hub, non-contact laser welding is carried out on the hub, the welding speed is high, a welding seam is attractive, high-stability laser cannot cause deformation to a product, manual secondary treatment is not needed after welding, and the production cost is low.

The embodiment of the invention provides a wheel, a bogie and a railway vehicle. The wheel comprises a hub, a spoke and a wheel rim which are sequentially arranged from inside to outside. The hub and the wheel rim are made of a second type of metal; the spoke is made of a first type of metal alloy; an annular mounting groove or an annular convex part is arranged on the peripheral surface of the spoke; the density of the first metal alloy is smaller than that of the second metal; an annular mounting groove or an annular convex part is arranged on the inner circumferential surface of the wheel rim, the annular mounting groove and the annular convex part on the outer circumferential surface of the spoke correspond to the annular mounting groove and the annular convex part on the inner circumferential surface of the wheel rim, and the annular convex part is embedded into the annular mounting groove and used for axially limiting the spoke and the wheel rim. According to the wheel, the bogie and the railway vehicle provided by the embodiment of the invention, the problem of high difficulty in hot charging or press mounting of a traditional split type wheel can be solved, the weight of the wheel is relatively light, the lightweight design of the bogie is favorably realized, and the wheel rail noise is reduced.

An airless tire includes a plurality of spokes having elasticity and provided radially from an outer circumferential side of a wheel coupled to a vehicle toward an inner circumferential side of a tread that comes into contact with a road surface; and an intermediate ring having elasticity and provided to connect to the plurality of spokes between the wheel and the tread. Each of the spokes having a bent portion between an end portion on the wheel side and an end portion on the tread side, the bent portion is bending with respect to a direction connecting these end portions. The intermediate ring are connected to the bent portion. Each of the spokes has a plurality of bent portions, and the bent portions each have a minor angle that is formed to decrease from the end portion on the wheel side to the end portion on the tread side.

The invention relates to a wheel device, a vehicle having the wheel device and a method of controlling the wheel device. The wheel device comprises a wheel body, a cover element and a transmission assembly. The wheel body is provided with a plurality of spokes which are arranged at intervals at a preset angle, and a through opening through which air can pass is formed between every two adjacent spokes; the cover element can cover the side face of the wheel body in a rotating mode relative to the wheel body around the rotating axis of the wheel body and is provided with at least one hole opening area. A transmission assembly is disposed between the wheel body and the shroud element and is configured to rotate the shroud element relative to the wheel body about a rotational axis of the wheel body when a rotational speed of the wheel body is greater than a predetermined threshold, therefore, the through opening of the wheel body is converted from an open state in which the through opening overlaps with the orifice area to a blocked state in which the through opening does not overlap with the orifice area. The invention has the advantages of reducing air resistance, increasing endurance mileage or fuel efficiency, and improving cooling performance, braking performance and appearance design.

The invention discloses an automobile hub capable of reducing wind resistance, and relates to the technical field of automobile hubs, the automobile hub comprises a hub body, the hub body comprises a rim, a wheel disc and spokes, a sealing part is arranged in the rim, the sealing part is arranged on the outer side of the wheel disc, and the sealing part is used for sealing a cavity of the rim to reduce the wind resistance of the rim during running. The sealing piece comprises an outer plate and an inner plate, and the outer plate is fixed to the outer side of the spoke. The invention aims to solve the problems that in the prior art, a cavity of an automobile hub is generally open, but the open hub cavity can be impacted by airflow when an automobile runs at a high speed, an internal cavity can form vortex or turbulent flow, aerodynamic resistance is increased, energy consumption is increased and the like. Compared with the prior art, the wheel hub has the advantages that the sealing piece capable of being opened and closed is arranged on the surface of the wheel hub, so that the sealing piece can seal the cavity and reduce aerodynamic resistance during high-speed driving, and the sealing piece can be opened and improve heat dissipation during braking.

To lighten a weight of a vehicle wheel.SOLUTION: A vehicle wheel 1 consists of a cast integrally comprising a disc 10 and a rim 20, wherein a plurality of windows 12, 13 and spokes 14, 15 are arranged alternately in a circumferential direction on the disc 10. An annular space 30 is formed between a disc-side side wall part 23 and an outer peripheral edge part of the disc 10 in the inside in a radial direction of a disc-side bead seat part 22 in the rim 20. Thickness reduction recesses 41, 42 are formed on a back face of the disc 10. The thickness reduction recesses 41, 42 have extension parts 41a, 42a extending outside in a lateral direction to face the annular space 30.SELECTED DRAWING: Figure 3

The utility model relates to the technical field of automobiles, and provides a wheel and an electric automobile, the wheel comprises a hub, a hub motor, a planetary reduction mechanism and a mandrel, the hub comprises a rim and a spoke, and the hub motor and the planetary reduction mechanism are both located on the same side of the spoke; the hub motor comprises a motor shell, a motor stator and a rotor assembly, the motor stator is fixed in the motor shell, and the radial outer end of the rotor assembly corresponds to the motor stator; the planetary reducing mechanism comprises a planet carrier and a sun gear, the radial inner end of the rotor assembly is fixedly connected with the sun gear, and the planet carrier is fixedly connected with the spoke; the mandrel is fixed on a vehicle body, the motor shell is fixed on the mandrel, and the planet carrier, the sun gear and the rotor assembly are all rotationally installed on the mandrel. The acting force borne by the hub in the wheel is transmitted to the central spindle through the planetary speed reducing mechanism and then transmitted to a vehicle body through the central spindle, and the problem that a shell of a hub motor is prone to deformation is solved.

The utility model discloses an inner cylinder of a washing and drying all-in-one machine, which comprises a cylinder bottom frame, a cylinder bottom frame, a cylinder bottom frame and a cylinder bottom frame, the cylinder bottom frame is of a wheel-shaped structure and comprises a hub, spokes and a rim, and the spokes are connected between the hub and the rim; the bottom of the barrel body is connected to the periphery of the rim in a sleeving mode, and a splicing seam of the barrel body and the rim is filled with a sealing rubber ring; and the cylinder bottom plate is installed on the bottom side of the cylinder bottom frame, and a first sealing gasket is arranged between the cylinder bottom plate and the cylinder bottom frame in a cushioned mode so as to fill a splicing gap between the cylinder bottom plate and the cylinder bottom frame. According to the scheme, the problem of secondary pollution to clothes caused by dirt accumulated in gaps of a traditional splicing structure can be effectively solved, the washing hygiene is improved, and the washing machine is particularly suitable for sensitive clothes or scenes with high hygiene requirements.

The application discloses a hollow noise-reducing light-weight hub and a hub mold, which comprise a rim and spokes, the rim is provided with an outer window and a gas port, a hollow cavity is arranged in the rim, the hollow cavity is provided with a first aperture at the outer window and a second aperture at the gas port, and a third aperture is arranged on the back side of the spoke; the above structure makes the wall thickness of the rim uniform, casting defects are not easy to occur, noise can be reduced, the hub can be lightened, and the weight of the hub is lighter than that of an existing hub; the mold comprises a lower mold, a sand core and an upper mold; the lower mold is provided with a boss portion and a groove portion, the boss portion is provided with a first recess and a second recess; the main body of the sand core is provided with a first convex portion and a second convex portion; the upper mold is press-fitted on the sand core, the bottom of the upper mold is provided with an arc pressing portion, the arc pressing portion is arranged above the groove portion, the arc pressing portion is in contact with the top surface of the boss portion, the lower mold, the sand core and the upper mold are assembled and fixed, and product casting is completed.

This invention discloses a spoked wheel and a rail transit vehicle, relating to the field of vehicle engineering technology. The spoked wheel includes a rim, a hub, and multiple spokes; the hub is located at the center radially of the rim; all spokes constitute a spoke assembly, with the inner radial end of each spoke fixed to the outer circumferential surface of the hub and the outer radial end fixed to the inner circumferential surface of the rim; on the inner circumferential surface of the rim, the connection area of ​​the spoke assembly is located at the center axially, and annular mounting grooves are respectively provided on both sides of the connection area axially, in which noise-reducing damping rings are installed. Because the rim provides mounting space for noise-reducing damping rings axially on both sides of the connection area with the spoke assembly, noise-reducing damping rings can be installed to reduce noise, thereby improving the noise reduction capability of the spoked wheel.

An omniwheel 100 comprising a central hub 150 from which extends a plurality of radially extending spokes 110, each spoke 110 terminating with an outer radial head 112, each pair of adjacent radial heads radially spaced from the central hub 150 have extending therebetween a roller axle for supporting a roller 104 adapted to rotate about an axis 105 perpendicular to a virtual radial line 124 extending from a main axis 108 of rotation of the wheel 104, wherein the outer periphery of the central hub 150 includes a cylindrical outer wall 156 supporting for each radial head a pair of radially outwardly extending spoke arms 146 defining therebetween a triangular, diamond or arrow-head shaped hollow 142, the pair of outwardly extending spoke arms 146 converging to meet to form a spoke neck portion 134 that supports the corresponding radial head 112.

An omnidirectional wheel (100) includes a central hub (150) from which a plurality of radially extending spokes (110) extend, each spoke (110) terminating in an outer radial head (112), each pair of adjacent radial heads radially spaced from the central hub (150) having a roller axis extending therebetween for supporting a roller (104) adapted to rotate about an axis (105), the axis (105) is perpendicular to a virtual radial line (124) extending from the main rotational axis (108) of the wheel (104), where the outer periphery of the central hub (150) includes a cylindrical outer wall (156) supporting each radial head, a pair of radially outwardly extending spoke arms (146) defining a triangular, diamond or arrow-shaped hollow portion (142) therebetween, the pair of outwardly extending spoke arms (146) converging to converge, thereby forming a spoke neck (134) supporting a respective radial head (112).

The invention discloses a spoke wheel mechanism with variable spoke number, and relates to the technical field of wheel leg robots. The device comprises a machine body connecting plate, a hub driving unit is installed on the machine body connecting plate, the output end of the hub driving unit is fixedly connected with a transmission shaft, the free end of the transmission shaft is fixedly connected with an outer hub, the side, facing the transmission shaft, of the outer hub is fixedly connected with an inner hub, and the diameter of the outer hub is larger than that of the inner hub. Through mutual cooperation of structures such as the outer gear ring, the inner gear ring and the gear assembly, the outer wheel spokes and the inner wheel spokes can be driven to extend and contract, so that the whole device is converted from a wheel type mode to a leg type mode with three spokes and then to a leg type mode with six spokes, multi-terrain movement is facilitated, and the service life of the device is prolonged. The environment adaptability and the movement flexibility are improved, conversion of all modes can be achieved only through control of a single motor, the structure is simple, and operation is convenient and fast.

The utility model relates to a wheel hub motor, which comprises a wheel hub, end covers, a rotating main shaft, connecting spokes, a stator and a rotor, the whole wheel hub is annular, the end covers are respectively fixed at openings at two sides of the wheel hub to form a closed cavity, and the connecting spokes, the stator and the rotor are arranged in the closed cavity; the rotating main shaft is arranged at the central axis of the end cover through a rotating bearing, the connecting spokes are arranged in the radial direction of the hub, one end of each connecting spoke is fixedly connected with the rotating main shaft, and the other end of each connecting spoke is fixedly connected with the stator; and the rotor is fixed on the inner side of the end cover, is positioned on the outer side of the stator and is arranged close to the stator. The motor is stable and reliable in working performance, and can meet the working requirements of large torque and high speed.

A bicycle wheel assembly structure includes an annular rim, a hub, nipples, and spokes. The annular rim includes multiple rim penetration sections, each of which includes a rim-side limiting part on a circumference. The hub is arranged at the center of the annular rim. The hub includes multiple hub penetration sections. The rim-side limiting part and the nipple limiting part, and also the hub-side limiting part and the spoke limiting part, are all made in a hexagonal pyramid form with apex truncated to form a planar surface and including bevel facets so as to provide an anti-sliding effect resulting from geometric constraint and high static friction at both the annular rim-side and the hub-side. The angle of the hexagonal pyramid of the nipple limiting part is 60°, 90°, or 120°, and an optimum arrangement can be made based on the material elongation of the spokes and the desired tension.

1. Name of the Design Product: Fuel Charger Spoke of the Wheel Hub. 2. Use of the Design Product: In this design product, the wheel hub is used to support the tire and rotate on the axle, the spoke is used to provide support for the wheel hub, and the spoke unit, as a component of the spoke, provides support for the spoke and the wheel hub. 3. Design Key Points of the Design Product: Lies in the shape of the product. 4. Picture or Photograph that Best Illustrates the Design Key Points: Front View.

The utility model discloses a hub convenient to install, which belongs to the technical field of automobile accessories, and comprises a wheel disc and a rim, the inner side of the rim is in threaded connection with an inner ring, a plurality of spokes distributed at equal intervals are fixedly connected between the inner ring and the wheel disc, one side of each spoke is provided with a clamping plate, and the other side of each spoke is provided with a clamping groove. One end of the clamping plate is connected with the inner side wall of the rim in a clamped mode, one side of the wheel disc is fixedly connected with a limiting disc, a center hole is formed in the center of one side of the wheel disc and located in the inner side of the limiting disc, the rim can be in threaded connection with an inner ring through the clamping plate, and under cooperation of the clamping plate, the rim can be clamped and fixed through the clamping plate. The rim and the wheel disc can be of an independent structure and can be detached and installed one by one in the installation process, installation operation of workers is more convenient, the installation efficiency of the wheel is greatly improved, and meanwhile replacement and maintenance cost can be reduced.

The invention provides a casting spinning process and a spinning die based on an insert aluminum alloy wheel, and belongs to the technical field of metal compression moulding, and the casting spinning process comprises the following steps: a wheel blank is buckled between an upper die and a lower die and is integrally heated; continuously heating one end, close to the spoke, of the rim by utilizing a first heat source, heating a spinning area of the rim by utilizing a second heat source, and synchronously moving along with the spinning wheel; the upper die gradually moves downwards and extrudes the spoke of the wheel blank, and the second heat source sequentially completes multiple spinning operations from top to bottom in the axial direction along with the spinning wheel; heat preservation is conducted through a first heat source; the upper-layer cooling water channel and the lower-layer cooling water channel simultaneously cool the spoke; inserting an insert profiling block into the clearance hole and carrying out quenching treatment; and rough machining and finish machining are conducted on the wheel blank. According to the casting spinning process based on the insert aluminum alloy wheel, it is ensured that the size precision of the clearance hole meets the requirement, later-period shaping treatment is not needed, the workload is reduced, and the efficiency is improved.

The invention belongs to the field of machining surface treatment devices, and discloses an electroplating front surface treatment device and method.The electroplating front surface treatment device comprises an electric telescopic rod, a supporting frame and a polishing assembly, a fixing frame is arranged at the upper end of a hub frame, the supporting frame is slidably connected to the upper end of the fixing frame, and the polishing assembly is fixed to the front end of the supporting frame; the polishing assembly comprises memory metal, a flexible layer, a first rotating shaft, a second rotating shaft, polishing paper and a synchronous belt, the outer sides of the first rotating shaft and the second rotating shaft are sleeved with the polishing paper, a limiting assembly is slidably arranged on the inner side of the supporting frame, and a traction rod is fixed to the side, close to the second rotating shaft, of the supporting frame; after the memory metal on the polishing assembly receives the pressure given by the spoke, the memory metal can be bent and wound on the outer side of the spoke, the polishing paper is driven by the servo motor to rub on the surface of the spoke, and therefore welding seams at the upper end of the spoke can be polished in multiple directions, and the time for polishing the welding seams in different directions can be saved.

The utility model relates to the technical field of automobile accessories, in particular to a steel-aluminum wheel which comprises a rim, a spoke and a fixing piece. The spoke is provided with a connecting part, the connecting part is arranged between the spoke and the rim, the connecting part is provided with a connecting groove, a connecting ring is correspondingly installed on a rim of the rim, and the connecting ring is assembled in the connecting groove. And the fixing piece sequentially penetrates through the rim and the connecting part so as to fix the rim and the spoke. According to the steel-aluminum wheel, a connecting piece does not need to be embedded in the aluminum spoke, the connecting structure that the connecting ring is in interference fit with the connecting groove is more stable, and the fixing piece sequentially penetrates through the rim and the connecting part to fix the rim and the connecting part, so that the situation that the service life of a welding seam area is short is prevented, the effect of improving the product quality is achieved, and the production cost is reduced. The wheel performance can be effectively improved; and the service life of the wheel is prolonged.

The invention provides a continuous force measurement and calculation method for a spoke type track wheel, and relates to the technical field of wheel-rail force measurement, and the method comprises the steps: uniformly arranging a plurality of strain gauges which are connected to form a bridge circuit on the spoke type track wheel; through a bridge circuit output signal, calculating strain distribution under the action of a unit vertical force, and obtaining an actual vertical force under an external acting force; through superposition and correction of bridge circuit output signals, a transverse force is obtained, and continuous force measurement and calculation of the spoke type track wheel are completed. According to the invention, through carrying out data acquisition on the track wheels and optimizing a resolving algorithm, the force measuring device can rapidly respond to the change of the wheel-rail force, realizes continuous measurement of the wheel-rail force, ensures the real-time performance and the accuracy of test data, and is suitable for various research scenes such as a railway vehicle dynamics test and the like.

The auxiliary device for hub manufacturing and welding comprises a bearing plate used for containing a rim, a circular truncated cone is coaxially and fixedly connected to the middle of the top face of the bearing plate, and a plurality of transverse rods are arranged on the top face of the circular truncated cone in the circumferential direction; the transverse rods extend in the radial direction of the circular truncated cone, and the transverse rods are rotationally connected with the top face of the circular truncated cone with the axis of the circular truncated cone as the center; positioning columns are arranged on the multiple transverse rods and are parallel to the axis of the circular truncated cone, and the bottom ends of the positioning columns are slidably connected with the transverse rods in the length direction of the transverse rods. The problems that in the prior art, the number of bolt holes in spokes on different vehicle models or the axle distances between the bolt holes and the axes of the spokes are different, due to the fact that the positions of positioning columns in a special clamp are fixed, the special clamp is difficult to be matched with the spokes with different hole numbers or axle distances, hubs of different vehicle models are difficult to clamp, and certain limitation exists are solved.

The invention discloses a spoke rim connecting structure, a spoke rim assembling tool, a wheel set and a bicycle. The connecting structure is characterized in that a threaded part is arranged on the side wall of the end of a spoke, and a first rotation stopping part is arranged at the end of the end of the spoke; the wheel rim is provided with a containing cavity, and a nut suitable for being in threaded fit with the threaded part is arranged in the containing cavity. The containing cavity is provided with an opening facing the inner side of the rim to form a mounting hole allowing the spokes to be inserted therein. The nut is in sliding fit with the containing cavity in the axial direction of the nut and is suitable for being in abutting fit with a first limiting wall and a second limiting wall which are arranged in the containing cavity so as to limit the sliding range. The second limiting wall is far away from the mounting hole and is provided with a second rotation stopping part facing the nut; the first rotation stopping part is suitable for being matched with the second rotation stopping part in a rotation stopping mode so as to limit the spoke to rotate in the axial direction of the first rotation stopping part, and after the threaded part is connected to the nut in a threaded mode and before the first rotation stopping part and the second rotation stopping part are matched in a rotation stopping mode, the axial position of the nut in the containing cavity is configured to be suitable for enabling the spoke to be straightened so that the first rotation stopping part can be aligned with the second rotation stopping part. According to the spoke rim connecting structure, the tension of the spokes can be conveniently adjusted, and the stability of the tension adjustment of the spokes can be ensured.