539 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 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 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.

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.

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 present application relates to the technical field of automobile wheel hub die, in particular to a wheel hub spinning die, comprising: a lower die assembly and a pressing plate (9) for pressing a wheel hub casting on the lower die assembly; the pressing plate (9) has a spoke top pressing surface for pressing spokes in the wheel hub casting. The present application provides a wheel hub spinning die which can press the casting and will not cause deformation of the spokes of the casting.

The invention relates to the technical field of automobile hub manufacturing, in particular to an automobile hub capable of actively reducing wind resistance. Comprising a wheel rim, a spoke frame is fixedly connected to the wheel rim, a transmission rod is fixedly connected to the spoke frame, a friction disc is fixedly connected to the transmission rod, calipers are arranged on the friction disc, the transmission rod is rotationally connected with a limiting plate, a wind blocking frame is fixedly connected to the limiting plate, and a supporting ring is fixedly connected to the wind blocking frame. The supporting ring is rotationally connected with the wheel rim, the transmission rod is slidably connected with extrusion frames distributed in an array mode in the circumferential direction, and tension springs distributed in a mirror image mode are arranged between the extrusion frames and the transmission rod. According to the hub, the air blocking frame is matched with the spoke frame, the air inlet state of the rim is adaptively switched according to the specific driving state of an automobile, so that the hub gives consideration to'low wind resistance 'at high moving speed and'efficient heat dissipation' at medium and low moving speed, and the stability of an automobile braking system is guaranteed while the endurance of the automobile is improved.

The utility model discloses 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, and the inner edge of a center hole of the inner spoke is connected with the inner edge of a center hole of the outer spoke. A first cavity located between the outer spoke and the inner spoke is formed in the wheel, a plurality of outer air holes communicated with the first cavity are formed in the outer spoke, and a plurality of inner air holes communicated with the first cavity are formed in the inner spoke. And the plurality of outer air holes and the plurality of inner air holes are communicated with each other through the first cavity. The utility model has the advantage of convenient assembly.

The invention relates to a manufacturing method of a light-weight heat-alloy-free automobile hub, which comprises the following steps of: firstly, preparing an alloy raw material, then smelting and casting, and casting a light alloy into a barrel shape by a gravity inclined casting method; then spinning the drum into the required wheel rim by using a spinning machine; machining is conducted after heat treatment is conducted, and a rim semi-finished product needed before wheel welding is formed; meanwhile, spokes in various shapes are cast through a vibration pressurizing casting method, and machining is carried out; the rim and the spoke are welded to form a hub blank through friction stir welding or inertia friction welding; and finally, through machining and surface treatment, the finished hub meeting the technical requirements is obtained, and the finished hub is packaged and warehoused. According to the light-weight heat-free alloy automobile hub, the fine grain casting spoke, the casting and spinning rim and the friction welding technology are adopted for producing the light-weight heat-free alloy automobile hub, the comprehensive performance of the hub is remarkably improved, light weight of the automobile hub is achieved, and the requirements of modern automobiles for light weight, strength and performance are met.

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 present invention relates to the technical field of robot compliant motion system design, and discloses a hinge-driven bistable wheel-leg conversion mechanism, comprising a bistable structure having two stable states: a wheel shape and a leg shape. The bistable structure comprises a frame and a first drive module. The frame comprises a plurality of spokes distributed in an array, a hinge and a pseudo-rigid rod are provided between the ends of two adjacent spokes, and the hinge is connected to the first drive module. The hinge bends and deforms under the positive action of the first drive module, and the bistable structure is converted from a wheel shape to a leg shape. When the first drive module stops acting, the hinge returns to its original state, and the bistable structure returns from a leg shape to a wheel shape. The stiffness of the pseudo-rigid rod is greater than the stiffness of the hinge. The present invention can undergo flexible deformation when encountering obstacles, thereby adapting to various unstructured terrain environments and having better buffering and energy absorption characteristics.

A device having a rim having an inner edge and an outer edge. A device can include a hub positioned within the center of the rim and include a first protrusion positioned on the hub; and a channel extending through the first protrusion. A device can include a spoke extending between the rim and the hub, the spoke comprising: a first threaded surface positioned at a first end of the spoke; a first portion extending from the first end; a bent portion extending from the first portion; a second portion extending from the bent portion; and a second threaded surface positioned at a second end of the spoke extending from the second portion, wherein the first threaded surface is at least partially positioned within the rim, the second threaded surface is at least partially positioned within the rim, and the bent portion is positioned within the channel of the protrusion.

A spokeless hollow hub wheel, characterized in that it comprises a front wheelset assembly and a rear wheelset assembly, wherein the front wheelset assembly and the rear wheelset assembly both comprise a tire, a rim assembly and a hub assembly; wherein the rim assembly comprises a rim, with the tire mounted on an outer edge of the rim; wherein the hub assembly comprises a left hub assembly and a right hub assembly, the left hub assembly comprising a left hub and a left bearing that are mated with each other, while the right hub assembly comprises a right hub and a right bearing that are mated with each other, the left hub and the right hub having a spokeless, hollow, annular structure, the left hub and the right hub being cooperatively connected to each other and cooperatively secured to an inner edge of the rim by the left bearing and the right bearing, respectively; where, assuming the left bearing and the right bearing, the left hub and the right hub serve as a fastening part of the wheel, and the tire and the rim assembly serve as a rotating part of the wheel.

The invention discloses a wheel diameter adjustable trolley with sensing-deformation composite spokes and a control method. Each wheel of the trolley is composed of a wheel axle and a plurality of wheel spokes distributed in a circumferential array mode, and the wheel spokes are of a three-layer composite structure: a driving layer composed of a liquid crystal elastomer is responsible for generating deformation under thermal stimulation; the rigidity-variable layer formed by a rigidity-adjustable polymer realizes hardening locking through ultraviolet irradiation, and realizes reversible adjustment of rigidity through heating; the sensing layer is formed by a multi-walled carbon nanotube grid, can be integrally formed with the driving layer and is used for monitoring the wheel diameter change in real time; according to the control method, the trolley can be switched between the high obstacle crossing ability of the large wheel form and the high load stability of the small wheel form. According to the method, the motion performance under the complex terrain is remarkably improved, and the method has wide application prospects in the field of adaptive mobile robots.

The invention relates to a wheel comprising: an axis of rotation; a hub; a rim; a first spoke; a second spoke, the second spoke comprising: an inner section; an outer section; and an intermediate section; a third spoke, the third spoke comprising: an inner section; an outer section; and an intermediate section wherein the intermediate section of the third spoke and the intermediate section of the second spoke are concave relative to each other when the wheel is not deformed; a first distance defined between a first portion of the inner section of the second spoke and a second portion of the inner section of the third spoke; and a second distance extending between a third portion of the outer section of the second spoke and a fourth portion of the outer section of the third spoke; wherein the first distance is smaller than the second distance; and wherein during a load of the wheel is sufficient to cause deformation of the wheel, when the wheel is deformed by a first amount, the first spoke engages the second spoke such that the engagement resists further deformation of the wheel.

1. The name of this design product: spoke. 2. Purpose of this design product: This design product is a wheel spoke of a transport vehicle, used to support the tire. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

Method for manufacturing a cast vehicle wheel with a hub section (2) which is connected to a rim (1) via at least one spoke (3) oriented in the radial direction of the wheel, comprising the following steps: - Inserting at least one hollow insert element (4) designed as an extruded profile into a molded part (11) of the vehicle wheel to be cast, - Casting the vehicle wheel so that - the insert element (4) forms at least one opening (5) in the spoke (3) after the casting process of the vehicle wheel, - wherein the insert element (4) has a wing-like cross-section and is inserted into the mold part (11) in such a way that a pointed part of the wing-like insert element (4) is the last part of the insert element (4) to be surrounded by casting material during the casting process.

The utility model belongs to the technical field of agricultural mechanical parts, and particularly relates to a guide wheel which comprises a tubular hub and a ring-shaped rim, the hub and the rim are in transition connection through spokes, the inner ends of the spokes are fixedly connected with the hub, the outer ends of the spokes are connected with the rim in an inserted mode, and the spokes and the rim are in circumferential limiting fit. The connecting structure of the spokes used for transition connection of the hub and the rim and the hub and the rim is reasonable, positioning installation of the spokes is facilitated, rotating displacement of the spokes, the hub and the rim can be effectively prevented, assembly operation of the guide wheel is simplified, and meanwhile stability and reliability of the guide wheel structure can be improved and guaranteed.

The utility model relates to the technical field of hubs, and discloses a wiredrawing aluminum alloy hub. The front isolation cover comprises a front isolation cover body, wherein the front isolation cover body is fixedly installed on one side of the hub; and the back isolation cover is fixedly mounted on the other side of the hub. The front isolation hood and the back isolation hood fixedly mounted on the other side of the hub are arranged and wrapped on the inner side of the hub through the spokes, so that a brake pad of an automobile is located between the front isolation hood and the back isolation hood, and the brake pad is protected through the front isolation hood and the back isolation hood; the wheel hub effectively prevents broken stones from impacting parts on the inner side of the wheel hub through the hollowed-out parts between the spokes, so that damage to a brake disc or other elements is reduced, the service life of the brake disc and other parts is prolonged, meanwhile, when a vehicle runs on a muddy road, mud is prevented from splashing to the brake disc, and the service life of the brake disc is prolonged. The brake performance of the automobile is guaranteed, and potential safety hazards caused by automobile driving are reduced.

The utility model relates to a wheel technology field, concretely relates to a detachable wheel, including tyre, the inner ring of tyre is equipped with wheel cover, and tyre and wheel cover outer circle seal setting form a plenum, and the inner ring of wheel cover is evenly arranged with countersunk mounting hole along the circumference, and wheel cover is equipped with detachable wheel hub, and detachable wheel hub includes wheel hub outer circle cooperation installation with the inner ring of wheel cover, and wheel hub outer circle is equipped with wheel hub hub core, and the between wheel hub outer circle and wheel hub hub core along the circular center radiation spreads apart a plurality of spoke, and the between two adjacent spokes is equipped with detachable assembly cooperation with countersunk mounting hole. Independent plenum, will not leak in the wheel cover and wheel hub dismounting process. Wheel hub is through detachable assembly and realizes detachable, when wheel hub outer circle, wheel hub hub core or spoke etc. component appears damage, need not to replace whole wheel, only need to dismount and replace damaged wheel hub part, dismount convenient, greatly shorten the maintenance cost and maintenance time short.

A wheel component for bicycles including a spoke system having two interacting connecting elements, having a connecting element loaded in tension during operation and designed as a spoke and having at least one connecting element designed as a coupling element, e.g., a spoke nipple. The spoke extends in the axial direction and includes a center piece and two end pieces in order to detatchably connect the spoke to a hub and to a rim by the end pieces. The two connecting elements, namely the coupling element and the spoke, have interacting threads to connect the spoke and the coupling element to one another, wherein one of the threads is designed as an inner thread and one of the threads is designed as an outer thread (60). In the assembled state, a radial depth of engagement of the two threads, screwed to one another, increases across the axial threaded length.

The utility model discloses a hub with replaceable appearance decoration, which comprises a rim, a spoke is arranged on the rim, and a decoration structure is mounted on the spoke. The decoration structure is composed of a plurality of decoration assemblies. The utility model relates to the technical field of hubs, a decorative sheet is sleeved on an inner circle mounting screw rod and an outer circle mounting screw rod, then a screw cap is sleeved on the inner circle mounting screw rod and the outer circle mounting screw rod, at the moment, a sealing ring pad is contacted with the decorative sheet, a gap between the decorative sheet and the screw cap is sealed, and the decorative sheet is fixed. The multiple decorative pieces are spliced and shielded on the spoke, external force is prevented from directly impacting on the spoke, the spoke is prevented from being damaged, when the decorative pieces are damaged, only the damaged decorative pieces need to be replaced by detaching the nuts, the decorative pieces are not fixed, the undamaged decorative pieces are still reserved on the spoke, cost is saved, and cost for replacing the decorative pieces is reduced.