CN114851776A - Bearing magnetic force load reducing method for mandrel-like vehicle wheel - Google Patents

Abstract

The invention relates to the technical field of vehicles, in particular to a bearing magnetic force load reducing method for a mandrel-like vehicle wheel.

Description

Bearing magnetic force load reducing method for mandrel-like vehicle wheel

Technical Field

The invention relates to the technical field of vehicles, in particular to a magnetic force load reduction method for a bearing of a similar-spindle vehicle wheel.

Background

The axle is one of important parts forming the vehicle, the transmission parts of the vehicle transmit motion and power through the axle, the axle and the bearing support the wheel to rotate together, and the axle can be divided into a mandrel, a transmission shaft and a rotating shaft according to different loads and forms borne by the axle; the spindle can be divided into a fixed spindle with a non-rotating shaft in working and a rotating spindle with a rotating shaft in working; the shaft which only transmits torque and does not bear bending moment is called a transmission shaft; the shaft which can transmit torque and bear bending moment is called as a rotating shaft; in designing an axle, the axle must be considered together with components such as a load bearing constituting a shafting member.

The bearing in the bearing cavity of the vehicle hub is used for bearing and providing accurate guide for the rotation of a wheel, bears axial load and radial load, plays a key role in improving transfer efficiency, reducing weight and reducing oil consumption, is a very important part and a wearing part, the magnitude of traction force of a vehicle mainly depends on the radial and axial friction force of the bearing, reduces the traction force for saving energy, and technologists continuously strives to research various methods. The shaft core is parallel to the magnetic suspension line, the electromagnets are arranged in the form of a radial bearing and an axial bearing and provide magnetic pull force to lift the rotating shaft, the current in the electromagnets is regulated by an accurate digital control system and different magnetic forces are provided to cope with the change of external load at any time so as to keep the rotating shaft well centered, so that the rotating shaft is lifted in a non-contact manner, and the technical effect of the electromagnetic suspension bearing is realized; however, the structure needs a power supply, a rotor, a sensor, a controller, an actuator and the like, wherein the actuator comprises an electromagnet and a power amplifier electromagnetic coil, a complex electric circuit is needed, the process technology is complex, the production cost is high, and the actuator is only limited in a hub bearing, so that the technical problems of small operation space, limited acting force, poor control and stability, difficult later maintenance and the like exist.

Therefore, in order to solve the problems, the invention provides a bearing magnetic force load reducing method for a similar-spindle vehicle wheel, which replaces a complex electromagnetic suspension bearing.

Disclosure of Invention

The principle of the bearing magnetic force load reducing method for the similar-spindle vehicle wheel is that the radial stress direction of the bearing axle is changed through the attraction of the main magnet to the rotating support pipe frame or the rotating axle and/or the interaction of the main magnet and the auxiliary magnet fixed on the rotating support pipe frame or the rotating axle according to the set direction, so that the pressure load originally applied to the bearing bearings at the two ends of the axle is transferred to the axle through the magnetic attraction, thereby reducing or eliminating the load of the bearing bearings at the two ends of the axle, realizing the purpose of the invention and effectively reducing the traction force of the vehicle; compared with the electromagnetic suspension bearing technology, the technology has the advantages that the magnetic force finally acts on the whole axle, so the acting force area of the magnet is large, the operation space is large, the magnetic force is easy to adjust, the process is simple, the cost is low, the maintenance difficulty is low, the technology can be used for manufacturing novel vehicles such as motor vehicles and non-motor vehicles or transforming old vehicles, the energy-saving effect is obvious, the economic benefit and the environmental benefit are obvious, and the technology has the characteristics of prominent substantive and obvious progress and the like.

Preferably, the vehicle body bracket is a force transmission part connected between the vehicle body and the axle and an extension part thereof, such as a front fork and a rear upper fork of a vehicle such as a bicycle; the system component of any single wheel of the vehicle can also only use one vehicle body bracket, such as a suspension system of the single wheel of the automobile.

Preferably, the magnet of the invention comprises a magnet and an electromagnet, and is divided into a main magnet and an auxiliary magnet according to the position and the action of the magnet, the magnet fixed on the fixed part connected with the vehicle body bracket is the main magnet, and the magnet is 5A in the drawing of the attached drawing; the magnet array fixed on the surface of the rotating axle or the supporting pipe frame is a secondary magnet, 5B in each figure.

Preferably, the main magnet and the auxiliary magnet interact with each other according to a set gap and a set direction in a manner of opposite poles attracting and opposite poles repelling, for example, when two main magnets are provided, one main magnet attracts the auxiliary magnet and the other main magnet repels the auxiliary magnet, as shown in fig. 11 and 12.

Preferably, the main magnet can be a magnet arranged on the inner side between the two bearing bearings, or a plurality of magnets arranged on the inner side, the outer side or the inner and outer sides between the two bearing bearings, and attracts the axle or the support pipe frame according to a set gap and a set direction, or interacts with the auxiliary magnet according to a set gap and a set direction; the secondary magnet can be a magnet fixed on the surface of the axle or the support pipe frame, or a plurality of magnets fixed on the surface of the axle or the support pipe frame in a separated mode.

Preferably, when the auxiliary magnet is not used, at least one main magnet is used, and the main magnet and the rotating support pipe frame or the rotating axle attract each other according to the set direction and the set gap, so that the aim of the invention is fulfilled.

Preferably, when the auxiliary magnet is used, the interaction between the main magnet and the auxiliary magnet on the rotating component according to the set direction and the set gap can be arranged on one side or both sides of the vehicle body fixing component, and the main magnet and the auxiliary magnet can mutually attract with the rotating support pipe frame or the rotating axle while interacting, so that the purpose of the invention is achieved.

Preferably, the main magnet and the auxiliary magnet, the main magnet and the rim (rim), the main magnet and the supporting pipe frame or the axle and the like have the shape of the active surface matched with each other.

Preferably, the device component of the present invention comprises at least one preset or adjustable magnetic force main magnet, and the main magnet may comprise both magnets and electromagnets, for example, the magnet with the preset magnetic force is used to offset the weight of the vehicle body, and the rest of the variables are borne by the load bearing or the adjustable magnetic force electromagnet or magnet, or the electromagnet can be used to bear all of the weight and variables of the vehicle body.

Preferably, the main and auxiliary magnets of the present invention are strong magnets made of neodymium iron boron or the like.

Preferably, the support tube frame of the invention (one) when the axle is in the form of a fixed mandrel (as shown in fig. 1 to 46): as a support pipe frame for the attracted object, a tubular object including a ferromagnetic material or a ferrimagnetic material is used. And (ii) when the axle is in the form of a rotating spindle (see fig. 47-56), the material, shape and size of the support tube frame are such that the support tube frame can support the relevant magnet to generate corresponding acting force, and a tubular support frame is generally preferred in view of the influence of the external environment on the working state of the magnet.

Preferably, the rim of the present invention is a part for mounting and supporting inner and outer tires on a wheel, commonly called a rim, and the inner wall of the rim of the present invention is used as a support tube frame, and the material of the rim includes ferromagnetic or ferrimagnetic material, and the function form of the rim is suitable for fixing a spindle, a rotating spindle and a rotating shaft.

Preferably, the support tube frame comprises a hub bearing cavity and a rim (rim).

Preferably, the axle of the present invention comprises a ferrous alloy axle of ferromagnetic or ferrimagnetic material that can be attracted by magnets or electromagnets.

Preferably, the direction is set, namely the direction opposite to the pressure side of the bearing, as is well known, the bearing is generally pressed on one side during the operation process, and when the mandrel is fixed, the bearing on the lower half side of the bearing is pressed, so that an upward force is exerted on the axle; when the spindle is rotated, the upper bearing half of the load bearing is compressed, so a downward force is applied to the axle. When the axle shown in fig. 1 is in a fixed mandrel form, the main magnet is fixed above the axle and the main magnet and the support pipe frame sleeved on the bearing bearings at two ends of the axle to rotate above the main magnet attract each other. (II) when the axle as shown in figure 47 is in the form of a rotating mandrel, the axle is fixed in the supporting pipe frame, and the lower main magnet is in the direction of attracting the axle rotating above.

Preferably, the gap is set according to the invention, and the distance set after the gap is adjustable and designed for the purpose that the gap satisfies the requirement that the magnet and the attracted part generate the attractive force required by the invention and the normal operation of the axle and the support pipe frame is not influenced, and the optimal distance is 1 mm-39.9 mm in consideration of the influence of the size of the magnet on the air gap magnetic field.

Drawings

Fig. 1 to 56 are cross-sectional views of two spindle forms of the magnetic force load-reducing method for the bearing for the similar spindle vehicle wheel according to the present invention, in which the odd-numbered figure is a front axial cross-sectional view of the vehicle body, the even-numbered figure is a radial cross-sectional view of an important part of the vehicle body shafting in the previous odd-numbered figure, and fig. 1 to 46 are fixed spindle forms, i.e., the axle and the vehicle body bracket are fixed; fig. 47 to 56 are in the form of a rotating spindle, i.e., a support tube frame fixed to a vehicle body bracket, with an axle and a wheel rotating together.

In the drawings: 1. the vehicle body comprises a vehicle body support, 2, a vehicle axle, 3, a bearing, 4, a supporting pipe frame, 5, a main magnet 5A, auxiliary magnets 5B and 6, wheels, 7 and a vehicle body.

Detailed Description

For the purpose of simple and clear description of the present invention, the present invention is described below only by taking the support pipe frame of the circular tubular body as an example, and the support pipe frame of the present invention also has other shapes, such as n-polygonal tubular shape or other shapes, which are not discussed herein; when the axle 2 is in a fixed mandrel form, namely the axle 2 is in a static state relative to the vehicle body support 1, namely the axle 2 is connected and fixed with the vehicle body support 1, two ends of the axle 2 are provided with bearing bearings 3, a support pipe frame 4 is sleeved on the bearings 3, wheels 6 are fixed on the support pipe frame 4 to rotate together, a main magnet 5A is fixed on the axle and the support connected with the vehicle body, an auxiliary magnet 5B is arranged on the support pipe frame, the main magnet interacts with the auxiliary magnet and/or the support pipe frame, and 23 action forms are provided (as shown in figures 1 to 46); when the axle 2 is in a rotating mandrel form, namely the axle 2 is in a rotating state relative to the vehicle body support 1, the support pipe frames 4 sleeved on the bearing bearings 3 at the two ends of the axle 2 are connected and fixed with the vehicle body support 1, and the wheels 6 and the axle 2 rotate together; the main magnet 5A is fixed on the support pipe frame, the secondary magnet 5B is fixed on the axle, and the main magnet interacts with the secondary magnet and/or the axle, and there are 5 cases (as shown in fig. 47 to 56).

In the 1 st situation, as shown in fig. 1, a main magnet 5A is fixed above a vehicle axle 2, keeps a set gap with the inner wall of a supporting pipe frame 4 rotating above the main magnet and attracts each other; fig. 2 is a layout view of the main magnet 5A in this case on a radial section of the support tube holder 4 and the axle 2.

In the case 2, as shown in fig. 3, the main magnets 5A are separately fixed at the lower ends of the car body frame 1, and keep a set gap with the outer wall of the supporting pipe frame 4 rotating above the main magnets and attract each other; fig. 4 is a layout view of the main magnet 5A in this case on a radial section of the support tube frame 4 and the axle 2.

In the case 3, as shown in fig. 5, the main magnets 5A are separately fixed above the axle 2 and at the lower ends of the car body frame 1, and keep a set gap with the inner wall and the outer wall of the supporting pipe frame 4 rotating above the main magnets and attract each other; fig. 6 is a layout view of the main magnet 5A in this case on a radial section of the support tube frame 4 and the axle 2.

In the 4 th case, as shown in fig. 7, the primary magnet 5A is fixed above the axle 2, and keeps a set gap with the secondary magnet 5B fixed on the inner wall of the supporting pipe frame 4 above it and attracts each other; fig. 8 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 5 th case, as shown in fig. 9, the primary magnet 5A is fixed below the axle 2, and keeps a set gap with the secondary magnet 5B fixed on the inner wall of the support pipe frame 4 therebelow and repels each other; fig. 10 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 6 th case, as shown in fig. 11, the primary magnets 5A are fixed above and below the axle 2, and keep a set gap and interact with the secondary magnets 5B fixed on the inner walls of the support pipe frame 4 above and below the primary magnets 5A, and the primary and secondary magnets above the axle 2 are attracted and the primary and secondary magnets below the axle 2 are repelled in the support pipe frame 4; fig. 12 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 7 th case, as shown in fig. 13, the primary magnets 5A are separately fixed above the axle 2 and at the lower ends of the body frame 1, and keep a set gap with the secondary magnets 5B fixed above the supporting tube frame 4 and the outer wall of the supporting tube frame 4 and attract each other; fig. 14 is a layout view of the main magnet 5A and the sub-magnet 5B in this case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 8 th case, as shown in fig. 15, the main magnets 5A are separately fixed below the axle 2 and at the lower ends of the vehicle body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner wall of the support pipe frame 4 below and the outer wall of the support pipe frame 4, the main magnets and the auxiliary magnets below the axle 2 in the support pipe frame 4 repel each other, and the main magnets at the lower ends of the vehicle body frame 1 attract the outer wall of the support pipe frame 4; fig. 16 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 9 th situation, as shown in fig. 17, the main magnets 5A are separately fixed above and below the axle 2 and at the lower ends of the car body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner wall of the supporting tube frame 4 above and below the axle 2 and the outer wall of the supporting tube frame 4, the main magnets above the axle 2 in the supporting tube frame 4 attract each other, the main magnets below the axle 2 repel each other, and the main magnets at the lower ends of the car body frame 1 attract each other; fig. 18 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 10 th case, as shown in fig. 19, the primary magnets 5A are separately fixed to the lower ends of the car body frame 1, and keep a set gap with the secondary magnets 5B fixed to the outer wall of the supporting pipe frame 4 above them and attract each other; fig. 20 is a view showing the arrangement of the main magnet 5A and the sub-magnet 5B in the present case in a radial sectional view of the support tube frame 4 and the axle 2.

In the 11 th situation, as shown in fig. 21, the main magnets 5A are separately fixed at the upper and lower ends of the body frame 1, and keep a set gap with the auxiliary magnets fixed on the outer walls of the upper and lower support pipe frames 4, and interact with each other, the main and auxiliary magnets above the support pipe frames repel each other, and the main and auxiliary magnets below attract each other; fig. 22 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 12 th case, as shown in fig. 23, the primary magnets 5A are separately fixed above the axle 2 and at the lower ends of the body frame 1, and keep a set gap with the inner wall of the support pipe frame 4 above it and the secondary magnets 5B fixed on the outer wall of the support pipe frame 4 and attract each other; fig. 24 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 13 th situation, as shown in fig. 25, the main magnets 5A are separately fixed above the axle 2 and at the upper and lower ends of the body frame 1, and keep a set gap with the inner wall of the supporting pipe frame 4 above the main magnets and the auxiliary magnets 5B fixed on the outer wall of the supporting pipe frame 4 and interact with each other, the main magnets in the supporting pipe frame attract each other with the inner wall of the supporting pipe frame, the main magnets above the outside of the supporting pipe frame repel each other, and the main magnets below attract each other; fig. 26 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 14 th case, as shown in fig. 27, the main magnets 5A are separately fixed above the axle 2 and at the lower ends of the body frame 1, and keep a set gap with the auxiliary magnets 5B fixed above the supporting pipe frame 4 on the inner wall and the auxiliary magnets 5B on the outer wall of the supporting pipe frame 4 and attract each other; fig. 28 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 15 th case, as shown in fig. 29, the main magnets 5A are separately fixed below the axle 2 and at the lower ends of the vehicle body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner wall of the support pipe frame 4 below and the auxiliary magnets 5B fixed on the outer wall of the support pipe frame 4, the main magnets and the auxiliary magnets below the inside of the support pipe frame 4 repel each other, and the main magnets and the auxiliary magnets below the outside of the support pipe frame 4 attract each other; fig. 30 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 16 th case, as shown in fig. 31, the main magnets 5A are separately fixed above and below the axle 2 and at the lower ends of the body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner walls of the upper and lower support tube frames 4 and the auxiliary magnets 5B on the outer walls of the support tube frames 4, the upper main magnets and the lower auxiliary magnets in the support tube frames 4 attract each other, and the lower main magnets and the lower auxiliary magnets repel each other; the main and auxiliary magnets at the lower part outside the support pipe frame 4 are attracted; fig. 32 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 17 th case, as shown in fig. 33, the main magnets 5A are separately fixed above the axle 2 and at both ends of the body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner wall of the support pipe frame 4 above the main magnets 5A and the auxiliary magnets 5B fixed on the outer wall of the support pipe frame 4, the main and auxiliary magnets above the support pipe frame 4 attract each other, and the main and auxiliary magnets above the support pipe frame 4 repel each other; fig. 34 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 18 th case, as shown in fig. 35, the main magnets 5A are separately fixed above and below the axle 2 and at both ends of the body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner walls of the upper and lower support tube frames 4 and the auxiliary magnets 5B on the outer walls of the support tube frames 4, the upper main and auxiliary magnets in the support tube frames 4 attract each other, the lower main and auxiliary magnets repel each other, and the upper main and auxiliary magnets out of the support tube frames 4 repel each other; fig. 36 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support pipe frame 4 and the axle 2.

In the 19 th case, as shown in fig. 37, the primary magnets 5A are separately fixed to both ends of the lower part of the axle 2 and the upper part of the vehicle body frame 1, and keep a set gap with the secondary magnet 5B fixed to the inner wall of the support pipe frame 4 below and the secondary magnet 5B fixed to the outer wall of the support pipe frame 4 and repel each other; fig. 38 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 20 th case, as shown in fig. 39, the main magnets 5A are separately fixed above the axle 2 and at the upper and lower ends of the body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner wall of the support pipe frame 4 above the main magnets 5A and the auxiliary magnets 5B fixed on the outer wall of the support pipe frame 4, the upper main magnets and the upper auxiliary magnets in the support pipe frame 4 attract each other, the upper main magnets and the upper auxiliary magnets outside the support pipe frame 4 repel each other, and the lower main magnets and the lower auxiliary magnets attract each other; fig. 40 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 21 st situation, as shown in fig. 41, the main magnets 5A are separately fixed below the axle 2 and at the upper and lower ends of the body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner wall of the support pipe frame 4 below and the auxiliary magnets 5B fixed on the outer wall of the support pipe frame 4, the main magnets and the auxiliary magnets below in the support pipe frame 4 repel each other, the main magnets and the auxiliary magnets above outside the support pipe frame 4 repel each other, and the main magnets and the auxiliary magnets below attract each other; fig. 42 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 22 nd situation, as shown in fig. 43, the main magnets 5A are separately fixed above and below the axle 2 and at the upper and lower ends of the body frame 1, and keep a set gap and interact with the auxiliary magnets 5B fixed on the inner walls of the supporting pipe frames 4 above and below the axle and the auxiliary magnets 5B above and below the outer walls of the supporting pipe frames 4, the upper main and auxiliary magnets in the supporting pipe frames 4 attract each other, the lower main and auxiliary magnets repel each other, the upper main and auxiliary magnets outside the supporting pipe frames 4 repel each other, and the lower main and auxiliary magnets attract each other; fig. 44 is a layout view of the main magnet 5A and the sub-magnet 5B in this case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 23 rd case, as shown in fig. 45, the main magnet 5A is separately fixed on the vehicle body frame 1, and keeps a set gap with the inner wall of the rotating support pipe frame 4 (rim) above it and attracts each other; the main magnets 5A can also be fixed separately on the axle 2, keeping a set gap with the inner wall of the supporting pipe frame 4 (rim) rotating above it and attracting each other (not shown), fig. 46 is a radial section layout of the main magnets 5A on the body frame and the inner wall of the supporting pipe frame 4 (rim) in this case.

In the 24 th case, as shown in fig. 47, the main magnets 5A are separately fixed to the vehicle body frame 1, and maintain a set gap with the inner wall of the rotating support pipe frame 4 (rim) above it and attract each other; fig. 48 is a radial sectional layout of the main magnets 5A in this case on the body frame and on the inner wall of the supporting tube frame 4 (rim).

In the 25 th case, as shown in fig. 49, the main magnet 5A is fixed at the lower part in the support pipe frame 4, and keeps a set gap with the axle 2 rotating above it and attracts each other; fig. 50 is a layout view of the main magnet 5A in this case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 26 th case, as shown in fig. 51, the primary magnet 5A is fixed at the lower part in the support pipe frame 4, and keeps a set gap with the secondary magnet 5B fixed on the axle 2 rotating above it and attracts each other; fig. 52 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 27 th case, as shown in fig. 53, the primary magnet 5A is fixed at the upper portion in the support pipe frame 4, and keeps a set gap with the secondary magnet 5B fixed on the axle 2 rotating therebelow and repels each other; fig. 54 is a layout view of the main magnet 5A and the sub-magnet 5B in this case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 28 th case, as shown in fig. 55, the primary magnets 5A are fixed above and below the inside of the support pipe frame 4, and keep a set gap with the secondary magnets 5B fixed on the rotating axle 2 and interact with each other, the primary and secondary magnets above the axle repel each other, and the primary and secondary magnets below the axle attract each other; fig. 54 is a layout view of the main magnet 5A and the sub-magnet 5B in the present case on a radial sectional view of the support tube frame 4 and the axle 2.

In the 28 cases, the load of the bearing can be reduced or eliminated by presetting or adjusting the attractive force of the magnet, so that the effect similar to electromagnetic suspension is achieved, and the purpose of the invention is realized; however, the technical effects are slightly different, and the cases 1 to 3 and 23 to 25 (fig. 1 to 6 and 45 to 50) have simple structure, low cost and low acting force, and are suitable for small-sized motor vehicles and non-motor vehicles; other situations with array magnets have the advantages of slightly complex structure, higher cost and larger acting force, and are suitable for large and medium-sized vehicles.

Preferably, the fixed spindle and the rotating spindle of the present invention can be applied to the same vehicle at the same time.

Preferably, when the tube frame is supported by the inner wall of the rim, the invention has the action form suitable for the mandrel and the rotating shaft, and the action forms of the array auxiliary magnets and the main magnets in the figures 1-56 can be combined with each other to achieve the aim of the invention.

Preferably, the invention can be used for the vehicles such as roller skating, bicycles, electric vehicles, trailers, automobiles, trains and the like, and can also be used for reducing the magnetic force of bearing bearings of other rotating shaft machines, thereby prolonging the service life of the bearings and reducing the energy consumption.

The above-mentioned embodiments are only preferred embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the concept of the technical solution according to the present invention within the technical scope of the present invention, and the essence of the corresponding technical solution can not depart from the scope of the technical solution of the embodiments of the present invention, and the technical solution is covered within the scope of the present invention, because the principle of the present invention is to change the radial force direction of the car body load bearing by the attraction of the magnet to the rotating support pipe frame or the rotating axle, and reduce or eliminate the load of the load bearing at both ends of the axle, and achieve the purpose of the present invention; in summary, all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention.

For purposes of illustration, the dimensions of the various features shown in the drawings are not necessarily to scale, and the techniques, methods and components known to those of ordinary skill in the relevant art are not discussed in detail herein, but are, where appropriate, considered to be part of the specification.

Unless expressly stated or limited otherwise, the terms "fixedly," "connected," "coupled," "secured," and the like are to be construed broadly and can include, for example, fixedly, releasably, or integrally connected, mechanically, electrically, directly, or indirectly through intervening elements, or both; the meaning of the above terms in the present invention can be understood by those of ordinary skill in the art as the case may be.

The terms "mandrel", "rotating shaft", "fixed mandrel", "rotating mandrel" and the like are used merely for convenience of describing the present invention and for simplifying the description of the position and connection relationship of the components of the present invention, and do not indicate or imply the original name specific bending moment and torque that the referred mandrel or rotating shaft must apply.

Claims (10)

1. The bearing magnetic force load reducing method for the similar-mandrel vehicle wheel comprises a vehicle body support (1), a vehicle axle (2), bearing bearings (3) sleeved on two ends of the vehicle axle, a supporting pipe support (4) sleeved on the bearing bearings, a main magnet (5A) and an auxiliary magnet (5B), and is characterized in that: the main magnet (5A) is fixed on a part which is connected and fixed with the vehicle body support (1), and keeps a set gap with one of the auxiliary magnet (5B) and/or the supporting pipe frame (4) and the axle (2) and attracts and/or repels each other according to a set direction.

2. According to claim 1, the axle (2) of the device component is connected and fixed with the vehicle body bracket (1), the main magnet (5A) is fixed on the axle (2) and/or the vehicle body bracket (1), and keeps a set gap with the auxiliary magnet (5B) and/or the supporting pipe bracket (4) and mutually attracts and/or repels according to a set direction.

3. According to claim 1, the bearing magnetic force load reducing method for the axle-like vehicle wheel is characterized in that a supporting pipe frame (4) of the device component is connected and fixed with a vehicle body bracket (1), a main magnet (5A) is fixed in the supporting pipe frame (4), and keeps a set gap with a secondary magnet (5B) and/or a vehicle axle (2) and mutually attracts and/or repels according to a set direction.

4. A method according to any one of claims 1 to 3, wherein the support tube support (4) of the apparatus part comprises a tubular body.

5. A method according to claim 4, wherein the support tube support (4) comprises a wheel hub bearing cavity and/or an inner wall of a wheel rim.

6. Method according to any of claims 1 to 3, wherein the device parts comprise at least one main magnet (5A) with a preset or adjustable magnetic force, and the main magnet (5A) comprises magnets and/or electromagnets.

7. The method of claim 6, wherein the primary and secondary magnets of the apparatus comprise neodymium-iron-boron and rare-earth ferromagnetic materials.

8. A method as claimed in any one of claims 1 to 7, wherein the apparatus parts comprise ferromagnetic and/or ferrimagnetic materials.

9. A method as claimed in any one of claims 1 to 7, wherein the support members of the individual wheels comprise at least one body support.

10. A vehicle, characterized in that: comprising a component assembly constructed as claimed in claims 1 to 9 using the magnetic force reduction method of a load bearing for a wheel of a spindle-like vehicle.

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