2809results about "Hubs" patented technology

The present invention relates to a freewheel adjustable wheel and an exercise bicycle including the same and. More specifically, may comprise a rotation gear part which rotates together with a pulley fixed to the outer side thereof and has a circular gear formed along the outer circumference thereof; a case part for rotatably supporting the rotation gear part; a first power transmission part for transmitting power which has been transmitted to the rotation gear part to the case part when the rotation gear part rotates in the normal direction; and a second power transmission part for transmitting power which has been transmitted to the rotation gear part to the case part when the rotation gear part rotates in the reverse direction.

The utility model discloses a brake disc hub assembly and a wheel end assembly thereof, the brake disc hub assembly comprises a brake disc and a split type hub assembly, the split type hub assembly comprises a wheel disc connecting body and a bearing mounting cylinder, the wheel disc connecting body is fixedly connected with the bearing mounting cylinder through a first bolt, and the bearing mounting cylinder is fixedly connected with the wheel disc connecting body through a second bolt. The wheel disc connecting body comprises a rim connecting flange, a flange end cover and a disc body connecting part, the disc body connecting part is provided with a plurality of connecting column claws which are evenly distributed around the circumference of the center line of the wheel disc connecting body, the brake disc comprises a brake ring body part, and an inwards-concave connecting ring body part is arranged on the inner side of the brake ring body part in the radial direction; a connecting column claw limiting convex ring and a plurality of connecting column claw limiting grooves are arranged on the side face, close to the wheel disc connecting body, of the connecting ring body part, the connecting ends of the connecting column claws are located between the connecting column claw limiting convex ring and the connecting column claw limiting grooves, and the connecting column claws are fixedly connected with the brake disc through second bolts. The installation size of the brake disc hub assembly is reduced, and then the installation space of the wheel end assembly is saved.

In one aspect, an in-wheel drive assembly is provided that includes a stator configured to form a non-rotatable connection with a spindle of a vehicle and be positioned outboard of the spindle. The in-wheel drive assembly includes a stator retainer configured to extend in an interior of the spindle and inhibit movement of the stator in an outboard direction relative to the spindle. The in-wheel drive assembly further includes a rotor rotatably supported by the stator, an output housing to be connected to a wheel hub, and a planetary gear assembly operatively connecting the rotor and the output housing. The planetary gear assembly is configured to cause rotation of the output housing and wheel hub connected thereto in response to rotation of the rotor.

A wheel assembly to be coupled to a hub of a vehicle may include an inner rim to be coupled to the hub of the vehicle and an outer rim surrounding the inner rim. The wheel assembly may also include gas springs operatively coupled between the inner rim and the outer rim to provide a gas suspension for relative movement between the inner rim and the outer rim. Each of the gas springs may have a controllable gas pressure. The wheel assembly also includes a wheel rotational position sensor, a vehicle operator control input interface, and a controller configured to control the gas pressure in each of the gas springs in a pattern in response to the wheel rotational position sensor and vehicle operator control input interface to assist in one of overcoming a rolling resistance of the wheel and a braking of the wheel.

The utility model provides an automobile hub bearing, and belongs to the technical field of automobile accessories. The problem that an existing automobile hub bearing is poor in sealing performance is solved. The automobile hub bearing comprises an inner ring and an outer ring, the outer ring movably sleeves the surface of the inner ring, the right side of the surface of the outer ring is sleeved with a sealing cover, the top and the bottom of the sealing cover are fixedly connected with positioning mechanisms in a penetrating mode, positioning grooves are formed in the right side of the top and the right side of the bottom of the surface of the outer ring, and a sealing groove is formed in the right side of the surface of the outer ring. The right side of the surface of the outer ring is sleeved with a sealing ring, a groove is formed in the inner wall of the sealing cover, an air bag is placed in an inner cavity of the groove, and the top of the air bag communicates with an air nozzle. The utility model has the advantages that the sealing performance is good, the sensor is not easy to erode by water vapor, and the sealing cover can be stably fixed due to the limit structure.

The utility model provides a wave hub, a wheel and a bicycle, wherein the wave hub comprises a wheel rim and a spoke connecting a hub and the wheel rim, wherein the wheel rim comprises an outer wheel tire mounting portion for mounting a tire, an inner wheel spoke connecting portion for connecting the spoke, and two wheel rim side walls relatively arranged between the outer wheel tire mounting portion and the inner wheel spoke connecting portion, wherein the wheel rim is provided with a plurality of wheel rim wave shapes, wherein the wheel rim wave shapes extend from the inner wheel spoke connecting portion to the two wheel rim side walls; and the wheel spokes are provided with a plurality of wheel spoke wave shapes. The wheel rim wave shape can guide the flow direction of airflow, reduce the wind resistance coefficient of the wheel rim, and provide a better aerodynamic effect; and the waves on the side of the wheel rim are equivalent to an arch, which increases the side deformation resistance, and the side rigidity of the wheel rim is also improved; the wheel spoke wave shape can reduce the wind resistance of the wheel spoke, thereby reducing the overall wind resistance of the wave hub.

A vehicle wheel drive device includes: a rotary electric machine that is received on a radially inner side of a vehicle wheel shaped in a cylindrical tubular form and is configured to rotate the vehicle wheel; and a brake device that includes a brake disc and a brake caliper. The brake device is configured to generate a braking force relative to the vehicle wheel. The rotary electric machine includes a rotor and a stator which are opposed to each other in a radial direction. A hollow space is formed on a radially inner side of a magnetic circuit unit that is formed by the rotor and the stator. The brake device is placed in the hollow space in a state where the brake caliper is fixed to an axial end surface of the stator which faces in an axial direction, and the brake disc is rotatable integrally with the rotor.

Disclosed herein an in-wheel motor with a brake module. The in-wheel motor comprises an upper cover 1 of a circular shape, having a shaft 10 coupled in the center, a brake module 2 positioned in a lower part of the upper cover 1 and installed on an upper part of a stator 3 fixedly installed on the shaft 10, and a rotor 4 coupled to the upper cover 1 and installed on an outer circumferential surface of the stator 3 to rotate, wherein the brake module 2 comprises: a brake ring 20 having a ring shape and having a plurality of braking protrusions 20A protruding upward, and a brake driving part 21 installed on an outer side of the brake ring 20 to move the brake ring 20 downward, and the plurality of braking protrusions 20A are inserted into braking grooves 11 formed on the upper cover 1, respectively.

A vehicle wheel assembly comprises: a wheel for mounting a tire thereon; and an in-wheel motor mounted in the inner space of the wheel and comprising: a rotor connected to the wheel, wherein a magnet is mounted to a center portion of the rotor rotatably coupled with a bearing assembly and arranged at a rotation axis of the wheel, a stator configured to drive the rotor, a rotary sensor disposed in sensing relationship with the magnet mounted to the center portion of the rotor, the rotary sensor configured to be responsive to rotation of the magnet for generating a signal, and an electronic device comprising a circuit board and electronics; and a brake actuator configured to apply brake to the wheel or the rotor. The electronics mounted on the circuit board comprise a single electronic control unit configured to control both the in-wheel motor and the brake actuator.

The invention discloses a rotary sealing assembly, a hub bearing assembly, a tire and a vehicle. The rotary sealing assembly comprises a rotary ring, a first sealing ring and a second sealing ring, the fixed ring is coaxially opposite to the rotating ring and is provided with a second air channel; the sealing piece comprises an inner sealing ring and an outer sealing ring which are arranged between the rotating ring and the fixed ring, the rotating ring, the fixed ring, the inner sealing ring and the outer sealing ring define an air cavity, and the first air channel and the second air channel are communicated through the air cavity. According to the technical scheme, when the rotating ring and the wheel rotate synchronously, the first air channel in the rotating ring can be connected with the interior of a tire, the second air channel in the fixed ring can be connected with an air source, the sealing piece can form a closed air cavity between the first air channel and the second air channel, and the air cavity is simple in structure, convenient to manufacture and capable of providing good air tightness; and it is guaranteed that inflation and deflation adjustment operation in the tire is stable and reliable when the wheel rotates.

The invention discloses an anti-loosening monitoring hub, which belongs to the field of vehicle hubs, is used for hubs, and comprises a radial plate with a radial plate mounting hole, a spoke and a rim, the radial plate is provided with a monitoring sleeve and a monitoring seat cover plate, the position, corresponding to the monitoring sleeve, of the radial plate is provided with an ejector rod which moves relatively, and the ejector rod drives a transmission rod to move. A spiral transmission groove is machined in the circumferential side face of the transmission rod and drives the rotating plate to rotate. The rotating plate is rotationally connected with the monitoring seat cover plate through the rotating plate connecting plate; the rotating plate drives a sensor sliding rod through a plurality of rotating plate driving holes distributed in the rotating plate, the sensor sliding rod is located in a loosening sensor, and the loosening sensor is installed on a monitoring sleeve. By improving the hub structure, the looseness condition of the bolts in the radial plate mounting holes can be monitored after the hub is mounted, hub falling caused by looseness of the bolts is avoided, and safe driving of a vehicle is guaranteed.

A bicycle hub kit has a hub body, a driver disposed to a first end of the hub body, a sprocket connected to the driver, a clutch sleeve disposed inside the hub body and connected to the driver, and a shaft kit. The shaft kit includes a shaft body, an end base fixed to the shaft body, a ball retainer sleeved on the end base and supporting between the hub body and the end base, and a positioning kit disposed between the end base and the clutch sleeve. The positioning kit can be selected from a sleeve positioning kit and a braking positioning kit. The shaft kit can be detached from the hub body for replacing the positioning kit to transform the bicycle hub kit between with and without a coaster brake.

A method for operating an electromagnetic power generator for a wheel and to a power generator for a wheel, in particular of a vehicle. The power generator comprises a rotatably mounted stator, which is held in an equilibrium position by virtue of the eccentric mass center of gravity of the stator, and a rotor, which rotates in the stator and is driven by the wheel. In order to realign a stator which is rotating in an undesired manner and is overrunning during a malfunction produced by shocks for example, the stator is supplied with a current.

Brake mounts for bicycles are described herein. The brake mounts are for coupling a brake caliper to a bicycle. An example brake mount includes a bracket having a first side and a second side opposite the first side. The bracket has bores to receive fasteners to couple the brake caliper to the bracket. The brake mount includes a sleeve extending from the first side of the bracket. An opening extends through the sleeve and the bracket. The opening is to receive an axle of a hub assembly of the bicycle. The sleeve is to extend into an axle opening in a frame of the bicycle. A distal end of the sleeve is threaded. The brake mount also includes a nut to be threadably coupled to the distal end of the sleeve when the sleeve is inserted into the axle opening in the frame e.

A planetary wheel end includes a planetary gear set, a rotatable axle shaft, a rotationally fixed axle tube surrounding at least a portion of the axle shaft, and a planetary gear carrier arranged for fixing to a wheel. The planetary gear set includes a radially inner sun gear, a radially outer ring gear and a plurality of planet gears drivingly engaged with the sun gear and the ring gear. The axle shaft is rotationally fixed to the sun gear and the axle tube includes a spindle rotationally fixed to the ring gear. The planetary gear carrier includes a plurality of planetary shafts and each one of the planet gears is rotatable about a respective one of the planetary shafts. In an example embodiment, each one of the plurality of planet gears has a respective radial needle bearing disposed on the respective one of the plurality of planetary shafts.

The application relates to a bicycle hub with bearing limiting structure, belonging to the technical field of bicycle hubs, which comprises a hub cylinder, the left and right sides of the hub cylinder are fixed with mounting rings, a hub shaft body is arranged between the two mounting rings and the inner side of the hub cylinder, the inner side of the left mounting ring is provided with a fixed limiting assembly, the inner side of the right mounting ring is provided with an assembly limiting assembly, the fixed limiting assembly comprises a fixed bearing fixedly installed on the outer side of the hub shaft body, a first limiting ring fixedly installed on the inner side of the hub cylinder, an annular abutting plate abutting against the left side of the fixed bearing, a plurality of plug-in rods fixedly installed on the right side of the annular abutting plate, a plurality of plug-in grooves arranged on the left side of the left mounting ring, and a plurality of first communication holes arranged on the left side of the annular abutting plate. The bicycle hub with bearing limiting structure can effectively limit the bearing and will not excessively affect the actual transmission of the bearing.

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.

A wheel assembly includes a wheel portion and a pair of drive assemblies opposing each other with the wheel portion interposed therebetween. One of the pair of drive assemblies includes a first motor and a first deceleration assembly. The other of the pair of drive assemblies includes a second motor and a second deceleration assembly. The first deceleration assembly includes a first input shaft connected to the first output shaft. The first rotation axis and the second rotation axis are parallel to the rotation axis of the wheel portion and disposed outside the wheel portion in the radial direction of the wheel portion. The first output shaft, the first input shaft, the second output shaft, and the second input shaft extend in a direction away from the wheel portion in a direction along the rotation axis.

A wheel end high-temperature warning system for a vehicle having a wheel-end assembly mounted to an axle is described. The system may include a two-piece temperature sensor including a sensor head configured for mounting within a spindle section of the wheel end assembly, the sensor head in a heat exchange relationship with a bearings of the wheel-end assembly. The system may further include a transmitter disposed on the axle to which the wheel-end assembly is mounted, the transmitter being configured to receive a first sensor signal from the first temperature sensor indicative of a wheel-end temperature and transmit the signal to a receiver. A vehicle data acquisition module may be coupled to the receiver, the data acquisition system being programmed to receive the first sensor signal and process the signal to determine a measured temperature of the spindle.

The anti-backlash bicycle hub comprises a center shaft, a hub shell, a left side bearing and a right side bearing, the hub shell is rotatably arranged on the center shaft in a sleeving mode through the left side bearing and the right side bearing, and the anti-backlash bicycle hub is characterized in that an outer ring of the left side bearing is tightly matched with the hub shell, and an inner ring of the left side bearing is movably arranged on the center shaft in a sleeving mode; an outer ring of the right bearing is in close fit with the hub shell, an inner ring of the right bearing is fixedly arranged relative to the middle shaft, a first limiting protruding ring located on the left side of the left bearing is formed on the peripheral face of the middle shaft, and an elastic piece is arranged between the limiting protruding ring and the inner ring of the left bearing and can apply opposite elastic force to the inner ring of the left bearing and the middle shaft. Therefore, the clearance between the left bearing and the right bearing is eliminated.

A hub is provided for a human-powered vehicle. The hub includes a hub axle, a first rotating body, a second rotating body, a first ratchet member, a second ratchet member and a slider. The first rotating body and the second rotating body are rotatably mounted on the hub axle. The first ratchet member rotates with the first rotating body. The second ratchet member rotates with the second rotating body. The slider rotates with the first rotating body and slide with respect to the second rotating body in a circumferential direction. The slider has a first contact surface in sliding contact with an axially facing surface of the second ratchet member. The slider has a second contact surface in sliding contact with a radially facing surface of the second ratchet member.

The utility model relates to the technical field of transition discs, and discloses an anti-loosening wheel position adjuster transition disc which comprises a fixed disc, a gasket is embedded in the top of the fixed disc, a chuck is assembled on the outer portion of the fixed disc, a limiting mechanism is rotationally connected into the fixed disc, the limiting mechanism comprises a rotating disc, and the rotating disc is provided with a rotating shaft. The exterior of the rotating disc is fixedly connected with a shifting piece, the interior of the rotating disc is connected with a crank arm through a hinge, the other end of the crank arm is rotationally connected with a clamping tongue through a first pin shaft arm, a second pin shaft arm is inserted into the top of the clamping tongue, and the second pin shaft arm is fixedly connected with the fixed disc; the two ends of the bottom of the clamping arm are fixedly connected with springs. According to the anti-loosening wheel position adjuster transition disc, through the additionally-arranged clamping arms and the additionally-arranged chuck, when the limiting mechanism is fixed, the position of the limiting mechanism is automatically locked, and the situation that the limiting mechanism shakes and returns after being fixed, and consequently the fixing of the fixing disc fails is avoided.

The invention discloses a high-sealing long-service-life automobile hub bearing, and belongs to the technical field of bearings, the high-sealing long-service-life automobile hub bearing comprises an inner ring body fixedly mounted on a shaft, an outer ring body is arranged on the outer side of the inner ring body, balls are arranged between the inner ring body and the outer ring body, and the outer sides of the balls are positioned through retainers; preset holes are formed in the two sides of the inner ring body and the two sides of the outer ring body, oil storage assemblies which are driven by heat to achieve automatic oil supplementing are fixedly installed on the inner sides of the preset holes, sealing pieces are fixedly installed at the two ends of the inner ring body, and first sealing rubber bodies used for adjusting and conveying oil are fixedly bonded to the outer sides of the sealing pieces. And second sealing rubber bodies are fixedly mounted at the two ends of the outer ring body. According to the automobile hub bearing with the high sealing performance and the long service life, different sealing modes can be adopted when an automobile runs and stops, the sealing dustproof effect at the position of the bearing is effectively improved, and oil liquid can be added in a self-adaptive mode in the using process.

A wheel structure includes: a wheel; a rotary part disposed inside the wheel and configured to rotate together with the wheel; a fixing part facing the rotary part; a hub bearing disposed at one side of the rotary part and the fixing part; and a resolver facing the hub bearing and configured to detect a position of the hub bearing. The hub bearing includes: a hub body fixedly coupled to the rotary part; and a hub outer race fixedly coupled to the fixing part. The resolver includes: a resolver rotor; and a resolver stator. The resolver rotor is fixedly coupled to the hub body.

A sealing device includes a body, a first lip protruding from the body, a second lip protruding from the body and positioned apart from the first lip in a radially inward direction of the first lip, a first grease applied to a surface of the first lip, and a second grease applied to a surface of the second lip. Properties of the first grease differ from properties of the second grease.

The utility model discloses an automatic inflation hub bearing. The automatic inflation hub bearing comprises a hub bearing and a bell housing, the hub bearing comprises a flange outer ring, a flange inner ring and a small inner ring, a locking groove is formed in the end, inserted into the flange inner ring, of the bell housing, a locking bolt is arranged on an inner hole of the flange inner ring, the head of the locking bolt abuts against the end face of the flange outer ring, and the rod portion of the locking bolt is in threaded fit with the locking groove. A center hole is formed in the center of the rod portion of the locking bolt, and a dynamic sealing assembly is arranged between the outer wall of the bell-shaped shell and the small inner ring. The air conditioner is simple in structure, reasonable in layout, good in overall air tightness and good in using effect.

To provide a vehicle wheel support device that can achieve commonization of components.SOLUTION: A vehicle wheel support device 10 comprises: a hub bearing 12 which rotatably supports a hub shaft 124 which is a rotary shaft body connected to a wheel W; a hub carrier 11 which has a storage hole part 111 for accommodating a part of the hub bearing 12, and supports the hub bearing 12 in the state of being accommodated in the storage hole part 111; a sensor 13 which is fixed to a fixed part 112 of the hub carrier 11 in the state that a detection part 131 for detecting a rotation state projects from an inner peripheral surface of the storage hole part 111 so as to detect the rotation state of an inner ring 122 around an axis thereof; and a cap 15 which prevents foreign matters from entering the inside of the hub bearing 12 from a space S that permits entry of the foreign matters, and with which a deflector member 15A, which is at least a part of a deflector 14 for isolating the detection part 131 in the space S, is formed integrally.SELECTED DRAWING: Figure 2

An in-wheel drive device includes: a wheel bearing including a hub; and a speed reducer at least partially disposed in an internal space of the wheel bearing. The speed reducer includes: planet gears; a ring gear configured to engage the planet gears; and a carrier coupled to the planet gears and configured to transmit, to an outside of the in-wheel drive device, power generated by a revolution of the plurality of planet gears. A first sealing part is disposed in a region in which the carrier and the wheel bearing face each other.

The utility model discloses a hub bearing which comprises an outer ring and an inner ring, a flange plate is connected to the inner ring, a connecting groove is formed in the inner ring, a connecting ring is arranged on the connecting groove in a matched mode, and rolling bodies are arranged between the outer ring and the inner ring and between the outer ring and the connecting ring respectively. A first sealing piece is arranged at the end, close to the flange plate, of the outer ring, a second sealing piece is arranged at the end, away from the flange plate, of the outer ring, one end of the first sealing piece is connected to the inner wall of the outer ring, the other end of the first sealing piece extends towards the inner ring, the first sealing piece is wrapped by a first sealing lip, and a sealing step is formed on the inner ring. A gap is formed between the outer edge of the sealing step and the edge of the outer ring, a plurality of sealing grooves are formed in the side wall of the sealing step, and the first sealing lip extends into the sealing grooves to form a first blocking lip. The sealing device is simple in structure, better in sealing effect, more stable in sealing structure and capable of avoiding early failure of a sealing part.

A wheel hub (100) for a wheel head of a motor vehicle has a hub base body (10) extending axially to an axis of rotation (2) and a wheel flange (20) arranged on the hub base body (10). The wheel flange (20) extends radially to the axis of rotation (2). The hub base body (10) has a press fit contour (12) for forming a press fit connection with a sensor plate (30) for a speed sensor (40), where the press fit contour (12) has at least one contour interruption (14). A wheel head is provided for an axle of a motor vehicle having a wheel hub (100), where a sensor plate (30) has a detection ring extending conically with respect to an axis of rotation (2) of the wheel hub (100), and where a detection region (42) of a speed sensor (40) is aligned with the conical detection ring.