CN211273368U - Magnetic resistance adjusting device and body-building equipment adopting same - Google Patents

Abstract

The utility model relates to the technical field of fitness equipment, in particular to a magnetic resistance adjusting device and fitness equipment adopting the same, wherein the magnetic resistance adjusting device comprises a fixed seat, a magnet seat and an operating mechanism, the fixed seat is telescopically connected with the magnet seat, and the operating mechanism is used for adjusting the telescopic length of the magnet seat in the fixed seat; the magnet seat is provided with a U-shaped magnetic groove matched with the circumference edge of the inertia wheel, and a plurality of magnets are arranged on two side walls of the U-shaped magnetic groove. The utility model provides a pair of magnetic resistance adjusting device is through fixing base and scalable connection of magnet seat for the overlap area of magnet and flywheel is the regularity change along with the change of the flexible length of magnet seat, makes the resistance size obtain accurate quantization, realizes accurate regulation and control, and the user can select different load resistance as required, improves the convenience of user operation.

Description

Magnetic resistance adjusting device and body-building equipment adopting same

Technical Field

The utility model relates to a body-building apparatus technical field, in particular to magnetic resistance adjusting device and adopt device's body-building equipment.

Background

Along with the popularization of national fitness exercise, more and more people utilize fitness equipment to exercise the body, the variety of fitness equipment on the market is various, the functions are different, people can achieve the effect of exercising the body without going out, fitness equipment such as a treadmill or a spinning bike is common fitness equipment, the effect of strength strengthening training can be achieved by adjusting different resistances, and the fitness function is achieved.

The traditional fitness equipment mainly adjusts the resistance by adopting a belt tightening or loosening mode or a friction block or a wool felt pressing or light pressure flywheel, and because the resistance is changed by adopting friction force, the resistance is unstable, parts are easy to wear, vibration and noise are large, and a user is easy to feel uncomfortable.

At present, a magnetic control resistance system is mostly adopted to adjust the rotation resistance of the flywheel, a magnet is arranged beside the flywheel, the rotation resistance of the flywheel is adjusted by adjusting the distance between the magnet and the flywheel, and the adjusting mode can effectively reduce the abrasion and the noise generated by friction.

The resistance adjusting device for the exercise bicycle is disclosed in patent document CN201620026042.7, resistance adjusting device for the exercise bicycle, the publication date is 2016, 06, 29, and comprises an adjusting handle, an adjusting disc, a fixing plate, a connecting rod and a magnetic control component, the adjusting handle is fixedly connected with the adjusting disc, the fixing plate is fixedly connected with an armrest upright post, the adjusting disc is hinged with the fixing plate, the adjusting disc can rotate relative to the fixing plate, an elastic stop post is arranged on the fixing plate, and a plurality of positioning holes matched with the elastic stop post are arranged on the adjusting disc; one end of the connecting rod is hinged to the adjusting handle, the other end of the connecting rod is hinged to the magnetic control assembly, the end portion of the magnetic control assembly is hinged to the metal wheel mounting frame, and the distance between the magnetic control assembly and the inertia metal wheel is changed to adjust the resistance through the cooperation of the elastic stop columns and the positioning holes.

However, as the distance between the magnetron assembly and the metal wheel changes, the area change of the overlapping part of the end part of the magnetron assembly and the metal wheel is irregular, and it is difficult to accurately quantify the resistance value through the distance between the magnetron assembly and the inertia metal wheel, so that the resistance control mode is not accurate enough.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the resistance of the conventional resistance adjusting structure of the fitness equipment cannot be accurately quantified through the distance between the magnetic control assembly and the inertia metal wheel, so that the resistance control mode is not accurate enough in the background art, the utility model provides a magnetic resistance adjusting device, which comprises a fixed seat, a magnet seat and an operating mechanism, wherein the fixed seat is telescopically connected with the magnet seat, and the operating mechanism is used for adjusting the telescopic length of the magnet seat in the fixed seat; the magnet seat is provided with a U-shaped magnetic groove matched with the circumference edge of the inertia wheel, and a plurality of magnets are arranged on two side walls of the U-shaped magnetic groove.

On the basis of the structure, furthermore, a plurality of magnets are distributed in an arc shape, and circles formed by arc lines are concentric circles of the inertia wheel.

On the basis of the structure, further, the magnets on the two side walls of the U-shaped magnetic groove are symmetrically arranged.

On the basis of the structure, furthermore, a plurality of magnetic lattices are arranged on two side walls of the U-shaped magnetic groove, and the magnets are placed in the magnetic lattices and fixed through the cover plate.

On the basis of the structure, further, the control mechanism is connected with the magnet seat through a pull wire, and a return spring is arranged between the magnet seat and the fixed seat.

On the basis of the structure, further, the control mechanism is an adjusting handle or a knob.

On the basis of the structure, further, a guide pillar and a guide groove are correspondingly arranged on the fixed seat and the magnet seat, and the pillar is embedded into the guide groove to slide.

The utility model provides a pair of magnetic resistance adjusting device is through fixing base and scalable connection of magnet seat for the overlap area of magnet and flywheel is the regularity change along with the change of the flexible length of magnet seat, makes the resistance size obtain accurate quantization, realizes accurate regulation and control.

The utility model also provides a body-building equipment, adopt as above wantonly magnetic resistance adjusting device.

On the basis of the structure, the fitness equipment further comprises a treadmill, a spinning bike, a rowing machine, a mountain climbing machine and an elliptical machine.

The utility model provides a pair of body-building equipment, through adopting this magnetic resistance adjusting device, the user can select different load resistance as required to carry out the body-building, has optimized user's operation greatly and has experienced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of an installation structure of a magnetic resistance adjusting device provided by the present invention;

FIG. 2 is a schematic view of a structure of the fixing base and the magnet base;

fig. 3 is a schematic structural view of a spinning using the magnetic resistance adjusting device provided by the present invention.

Reference numerals:

100 fixedseat 101guide post 200 magnet seat

201 guide slot 210U-shapedmagnetic slot 212 magnetic grid

213cover plate 300operating mechanism 400 inertia wheel

500seat tube 600pedal 700

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The terms "couple" or "couples" and the like are not restricted to physical or mechanical connections, but may include electrical connections, optical connections, and the like, whether direct or indirect.

The utility model provides a magnetic resistance adjusting device, which comprises a fixedseat 100, amagnet seat 200 and anoperating mechanism 300, wherein thefixed seat 100 is telescopically connected with themagnet seat 200, and theoperating mechanism 300 is used for adjusting the telescopic length of themagnet seat 200 in thefixed seat 100; themagnet base 200 is provided with a U-shapedmagnetic groove 210 matched with the circumference edge of theinertia wheel 400, and two side walls of the U-shapedmagnetic groove 210 are provided with a plurality of magnets.

In specific implementation, as shown in fig. 1 and fig. 2, a reluctance adjusting apparatus includes afixing base 100, amagnet base 200 and acontrol mechanism 300, wherein thefixing base 100 is telescopically connected to themagnet base 200, specifically, thefixing base 100 is hollow, and has an opening on one side, and themagnet base 200 is embedded into thefixing base 100 from the opening and can move back and forth in thefixing base 100; thecontrol mechanism 300 is used for adjusting the telescopic length of themagnet holder 200 in thefixing base 100, and specifically, thecontrol mechanism 300 may be an adjusting handle or a knob; themanipulation mechanism 300 may be connected to themagnet holder 200 through a rigid member or a flexible member, wherein the rigid member is a connecting rod, and the flexible member is a pull wire;

thecontrol mechanism 300 in this embodiment is an adjusting handle bar, the adjusting handle bar is connected with themagnet base 200 through a pull wire, and the pull wire is restrained by the swing of the adjusting handle bar, so as to change the telescopic length of themagnet base 200, and meanwhile, a return spring is arranged between themagnet base 200 and thefixed base 100, and the deformation direction of the return spring is consistent with the pulling direction of the pull wire, so as to realize the reset of themagnet base 200; the stay wire is a flexible component and can be suitable for equipment with various structures.

Themagnet base 200 is provided with a U-shapedmagnetic groove 210 matched with the circumferential edge of theinertia wheel 400, and two side walls of the U-shapedmagnetic groove 210 are provided with a plurality of magnets; preferably, the magnets on the two side walls are symmetrically arranged, and the distance between the adjacent magnets is kept consistent, so that the magnetic field is uniformly distributed.

The use principle is as follows: as shown in fig. 1, theinertia wheel 400 is drivingly connected to a power mechanism of the exercise device; after themagnet seat 200 is arranged in the fixedseat 100, the fixedseat 100 is fixed on a support of the fitness equipment, so that the circumference edge of theinertia wheel 400 is partially embedded into the U-shapedmagnetic groove 210 and themagnet seat 200 stretches in the radial direction of theinertia wheel 400; thecontrol mechanism 300 is mounted on the body-building equipment at a position convenient for the user to operate, and is connected with themagnet base 200 through a pull wire which can be hidden in the frame of the body-building equipment; thereby it produces the resistance to rotate and cut the line of magnetic induction whenflywheel 400 under power unit's drive, adjust the flexible length ofmagnet seat 200 throughcontrol mechanism 300, change the overlapping area of magnet andflywheel 400, play the effect of adjusting the resistance, because the overlapping area of magnet andflywheel 400 is the regularity change along with the change of the flexible length ofmagnet seat 200, consequently can be according to the flexible length ofmagnet seat 200 to the accurate quantization of resistance size, thereby will controlmechanism 300 and set up a plurality of regulation gears, in order to realize accurate control.

The utility model provides a pair of magnetic resistance adjusting device is through fixing base and scalable connection of magnet seat for the overlap area of magnet and flywheel is the regularity change along with the change of the flexible length of magnet seat, makes the resistance size obtain accurate quantization, realizes accurate regulation and control, and the user can select different load resistance as required, improves the convenience of user operation.

Preferably, a plurality of the magnets are distributed in an arc shape, and the circle formed by the arc lines is a concentric circle of theinertia wheel 400.

In specific implementation, as shown in fig. 1 and 2, the magnets are distributed in an arc shape, and the circle formed by the arc lines is a concentric circle of theinertia wheel 400; at this time, since the overlapping area of the magnet and theflywheel 400 is in an equal ratio to the extension/contraction length of themagnet holder 200, the variation of the resistance force is uniform as themagnet holder 200 is extended/contracted, and the control accuracy of the magnitude of the resistance force is further improved.

Preferably, a plurality ofmagnetic lattices 212 are arranged on two side walls of the U-shapedmagnetic slot 210, and the magnets are placed in themagnetic lattices 212 and fixed by acover plate 213.

During specific implementation, as shown in fig. 2, a plurality ofmagnetic lattices 212 are hollowed out on two side walls of the U-shapedmagnetic slot 210, the plurality ofmagnetic lattices 212 are distributed in an arc shape concentric with theflywheel 400, and the magnet is installed in themagnetic lattices 212 and fixed through thecover plate 213, so that the magnet is convenient to install and replace.

Preferably, thefixed base 100 and themagnet base 200 are respectively provided with aguide post 101 and aguide groove 201, and theguide post 101 is inserted into theguide groove 201 to slide.

In specific implementation, as shown in fig. 2, thefixing base 100 and themagnet base 200 are respectively provided with aguide post 101 and aguide groove 201, theguide post 101 is embedded in theguide groove 201 to slide, and theguide post 101 and theguide groove 201 are matched to play a role in positioning themagnet base 200 embedded in thefixing base 100 and also play a role in guiding themagnet base 200 to stretch and retract.

The utility model also provides a body-building equipment, adopt as above wantonly magnetic resistance adjusting device.

An exercise device adopts the reluctance adjusting device as described above, the exercise device comprises a treadmill, a spinning bike, a rowing machine, a mountain climbing machine, an elliptical machine and the like, and specifically, as shown in fig. 3, the exercise device is the spinning bike, and aninertia wheel 400 is in driving connection with a power mechanism of the spinning bike; after themagnet seat 200 is arranged in the fixedseat 100, thefixed seat 100 is fixed on asaddle tube 500 of the spinning bike, so that the circumference edge of theinertia wheel 400 is partially embedded into the U-shapedmagnetic groove 210 and themagnet seat 200 stretches in the radial direction of theinertia wheel 400; thecontrol mechanism 300 is an adjusting handle bar and is provided with a plurality of adjusting gears, the adjusting handle bar is arranged on theframe 600 of the spinning bicycle for convenient operation of a user, and is connected with themagnet seat 200 through a pull wire, and the pull wire is arranged in theseat tube 500 and theframe 600; the user rotates and cuts magnetic induction line thereby producing the resistance throughtrampling pedal 700drive flywheel 400, swings as required and adjusts the handspike and set up the resistance size to play the body-building effect.

In addition, the person skilled in the art can combine the magnetic resistance adjusting device provided by the present invention with the power mechanism of other fitness equipment according to the above description to make a design capable of realizing corresponding resistance adjustment.

The utility model provides a pair of body-building equipment adopts as above wantonly magnetic resistance adjusting device, through fixing base and the scalable connection of magnet seat, realize the accurate control to the flywheel resistance, can adjust required resistance through controlling the mechanism fast accurately, optimize user's operation greatly and experience.

Although terms such as fixed mount, guide post, magnet mount, guide slot, U-shaped magnetic slot, magnetic grid, cover plate, steering mechanism, flywheel, saddle tube, carriage, foot pedal, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (9)

1. The magnetic resistance adjusting device is characterized by comprising a fixed seat (100), a magnet seat (200) and an operating mechanism (300), wherein the fixed seat (100) is in telescopic connection with the magnet seat (200), and the operating mechanism (300) is used for adjusting the telescopic length of the magnet seat (200) in the fixed seat (100); the magnet seat (200) is provided with a U-shaped magnetic groove (210) matched with the circumference edge of the inertia wheel (400), and two side walls of the U-shaped magnetic groove (210) are provided with a plurality of magnets.

2. A magnetoresistive tuning device as claimed in claim 1, wherein: the magnets are distributed in an arc shape, and circles formed by the arc lines are concentric circles of the inertia wheel (400).

3. A magnetoresistive tuning device as claimed in claim 1, wherein: the magnets on the two side walls of the U-shaped magnetic groove (210) are symmetrically arranged.

4. A magneto-resistive adjustment device according to claim 1 or 2, characterized in that: a plurality of magnetic grids (212) are arranged on two side walls of the U-shaped magnetic groove (210), and magnets are placed in the magnetic grids (212) and fixed through a cover plate (213).

5. A magnetoresistive tuning device as claimed in claim 1, wherein: the control mechanism (300) is connected with the magnet base (200) through a pull wire, and a return spring is arranged between the magnet base (200) and the fixed base (100).

6. A magneto-resistive adjustment device according to claim 5, characterized in that: the control mechanism (300) is an adjusting handle or a knob.

7. A magnetoresistive tuning device as claimed in claim 1, wherein: the fixed seat (100) and the magnet seat (200) are correspondingly provided with a guide post (101) and a guide groove (201), and the guide post (101) is embedded into the guide groove (201) to slide.

8. An exercise apparatus characterized by: use of a magneto-resistive tuning device according to any one of claims 1-7.

9. An exercise apparatus according to claim 8, wherein: the fitness equipment comprises a treadmill, a spinning bike, a rowing machine, a mountain climbing machine and an elliptical machine.

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