CN2351155Y

CN2351155Y - Magnetic-control damping structure for body-building cart

Info

Publication number: CN2351155Y
Application number: CN 98225199
Authority: CN
Inventors: 陈朝泉
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-09-28
Filing date: 1998-09-28
Publication date: 1999-12-01
Anticipated expiration: 2008-09-28

Abstract

The utility model relates to a magnetic control damping structure for a body building vehicle. The utility model is provided with an operating device which controls a load rotary wheel whose outer part is covered with a metal sheet layer, a damping structure is arranged at the circumference point of the load rotary wheel and can control a bridge arm through a drawing rope, and the bridge arm can control a magnetic block assembly; through the structure, a distance between the magnetic block assembly and the load rotary wheel can be changed by that the bridge arm is drawn by the drawing rope, the smaller the distance is, the bigger the magnetism is, and the load of the load rotary wheel is bigger; Inversely, the load of the load rotary wheel is smaller, and thereby, the amount of motion of a user can be changed.

Description

The magnet controlled damping structure of exercycle

The utility model relates to a kind of damping structure of exercycle, more particularly, relates to a kind of magnet controlled damping structure that reaches the exercycle of increase and decrease exercycle operation resistance in the magnetic control mode.

The modern is because the living space is narrow and small, life is busy, not free motion, therefore arise at the historic moment for the life characteristic that adapts to the modern just has various sports equipments, make busy modern can in limited time and space, reach the effect of sport and body-building.And with vast environment space relatively, a slight sports equipment is provided by the state that can provide the operator to reach the body-building of sweating, and must be able to allow the user adjust the loading level of sports equipment voluntarily to meet its physical efficiency needs.For instance, as shown in Figure 1, the exercycle of cycle-type, the user steps on the pedal 1 that changes the place ahead, drive this drive 2, drive to the driven pulley 4 at rear with belt 3, and driven pulley 4 periphery ring sets one damping tape 5 of this exercycle, this damping tape one end is fixed in the vehicle body of exercycle, the other end is fixed in an adjusting device 6, and this adjusting device 6 has one and adjusts button 7, rotates this adjustment button 7, this damping tape 5 is tightened or this driven pulley 4 of pine oil, made driven pulley 4 produce different damping degree.When this damping tape 5 more is when tightening this driven pulley 4, the resistance of this driven pulley 4 is bigger, and the user must spend bigger strength to step on changes this pedal 1, and muscle power that is consumed and heat are the more; Otherwise this damping tape 5 more is loose from this driven pulley 4, and then the rotary resistance of driven pulley 4 is littler, and the user can spend less strength to step on changes this pedal 1.

But, loading level desired when the user operates exercycle usually changes, therefore this damping tape 5 promptly is in tight state in various degree, and driven pulley 4 rotates long-time and damping tape 5 frictions, in the course of time, damping tape 5 elasticity and structure are tired, have a strong impact on service life and result of use.Therefore the damping structure at body-building apparatus has the necessity that is improved again in fact.

Main purpose of the present utility model provides a kind of magnet controlled damping structure of exercycle, it adjusts the loading level of the load runner that changes exercycle in the magnetic control mode, can reduce the degree of wear of damping structure, more can increase the service life, and keep due load effect, solve the shortcoming of commonly using damping tape.

Another purpose of the present utility model provides a kind of magnet controlled damping structure of exercycle, and this damping structure is applicable to various body-building apparatus with load runner.

The purpose of this utility model reaches like this: the utility model is controlled a load runner by an operating means, this load runner covers a metal lamella outward, one damping structure is located near the peripheral region of this load runner, it is with the tail end of a straw line line traffic control one brachium pontis, and the head end of this brachium pontis is controlled a magnetic patch assembly; The traction of this straw line line draws and lifts this brachium pontis tail end and changes distance between magnetic patch assembly and the load runner, and distance is nearer, and magnetic is bigger, and the load of load runner more greatly; Otherwise, then little; Thereby can change user's amount of exercise.

Damping structure of the present utility model is applicable to the body-building apparatus of various kenels, and can reach good load and adjust effect, to adapt to various different users' muscle power, reaches suitably and healthy movement effects.

The following is the utility model brief description of drawings:

Fig. 1 is a structural representation of commonly using the exercycle damping tape.

Fig. 2 is first floor map of the utility model damping structure first embodiment.

Fig. 3 is second floor map of the utility model damping structure first embodiment.

Fig. 4 is first floor map of the utility model damping structure second embodiment.

Fig. 5 is second floor map of the utility model damping structure second embodiment.

Fig. 6 is the stereo appearance figure that the utility model is implemented on the bicycle type body-building apparatus.

Fig. 7 is the stereo appearance figure that the utility model is implemented on treadmills formula body-building apparatus.

Below, will be described in more detail the utility model in conjunction with the accompanying drawings:

See also Fig. 2, Fig. 3, Fig. 6 and Fig. 7;

The utility model is a kind of magnet controlled damping structure of exercycle, this exercycle mainly has a load runner 10, the periphery of this load runner 10 is covered with a metal lamella, this metal lamella mainly is overlying on the periphery of this load runner 10 by a magnetic conductive metal piece 11 (as iron plate), these magnetic conductive metal piece 11 outsides are covered a non-magnetic conductive metal piece 111 (as aluminium flake, copper sheet, zinc metal sheet, tin sheet) again; This load runner 10 is driven by an operating means 12,12 ', and a damping structure 13 is located near the peripheral region of load runner 10, in order to change the resistance of this load runner 10, changes the user and operates the required strength of this operating means 12,12 '; This damping structure 13 mainly comprises: a brachium pontis 30, main body is a stock 31, there is the brace 32 of oblique extension the one end, angle between this brace 32 and the stock 31 is an acute angle, the bottom of this brace 32 slightly extends beyond stock 31, and activity wears the sidewall 20 that a pintle(-tel) 33 is fixed in this exercycle; A contraction spring 34 is fixed in the other end bottom of this stock 31, this exercycle base bar 21 is fixed in the bottom surface of this contraction spring 34, this stock 31 is connected with the bottom of a damping control volume with respect to the end that is provided with this contraction spring 34, this damping control volume is a straw line line 35, the top of this straw line line 35 then is connected with an adjusting device (not shown) that is located on this exercycle vehicle body, the described adjusting device 6 of this adjusting device such as the utility model background technology, its structure is not a major technique feature of the present utility model, so do not add to give unnecessary details at this.A slotted hole 321 is in axial direction established on the top of this brace 32.

One magnetic patch assembly 40, this magnetic patch assembly 40 mainly is along the part circumferential arrangement of load runner 10 and be fixed on the arc edge piece 42 by several piece magnet 41, the bottom of this arc edge piece 42 is to wear pivot and be fixed on the sidewall 20 of this exercycle with a pivot connecting element 43 activities, and top side horizontal expansion one hinged arm 44 of this arc edge piece 42 is extended through in the slotted hole 321 on brace 32 tops.This magnetic patch assembly 40 is will be with the magnetic conductive metal piece 11 generation effects of load runner 10, and by non-magnetic conductive metal piece 111, makes interactional magnetic produce a cutting magnetic line of force, and magnetic stability is acted in the preset range with control load runner 10.

Stock 31 tail ends of this brachium pontis 30 can be by straw line line 35 traction and on producing, under swing, as shown in Figure 2, because the shrinkage tensions effect of this contraction spring 34, stock 31 tail ends that make this brachium pontis 30 are toward having a down dip, the brace 32 of this brachium pontis 30 is also done the squint of same degree toward same direction, the hinged arm 44 of the arc edge piece 42 of magnetic patch assembly 40 is by slotted hole 321 tractions of brace 32 and mobile in it at this moment, making its drag arc edge piece 42 is central point with its pivot connecting element 43, the top follows brace 32 to affect inclination, and the distance of separation of magnet 41 and load runner 10 on it is increased; At this moment, have magnetic attraction hardly between the sheet metal 11 on this load runner 10 and this magnet 41, so the load minimum of load runner 10, the user can operate this operating means 12,12 ' like a cork, and makes load runner 10 rotate;

And for example shown in Figure 3, with the described adjusting device in front (or located by prior art) this straw line line 35 is drawn toward the upper edge, the up lifting of stock 31 tail ends of traction brachium pontis 30, therefore this contraction spring 34 is elongated and is stretched condition, because lifting of stock 31 tail ends, making this brace 32 is central point with pintle(-tel) 33, incline toward load runner 10 directions pendulum in the top, when pendulum inclines, also affect the arc edge piece 42 of magnetic patch assembly 40, with its pivot connecting element 43 is central point, fascinate towards the direction of load runner 10 in the top, and by cooperating of slotted hole 321 and hinged arm 44, make this magnetic patch assembly 40 can change its squint angle when the direction of load runners 10 is fascinated, it makes magnet 41 can comply with the periphery of load runner 10, by the magneticaction of magnet 41 with load runner 10 periphery sheet metals 11, increase the load of this load runner 10, allow the user use operating means 12, can produce bigger resistance during 12 ' service load runner 10, come control operation device 12 so the user must expend bigger strength, 12 '.

By above-mentioned structure and adjustment thereof, the user can adjust straw line line 35 according to individual's physical needs, make the different height of stock 31 tail end liftings of brachium pontis 30, make the magnet 41 of magnetic patch assembly 40 cause different spacing distances with load runner 10, promptly this load runner 10 is subjected to different magneticactions and produces different degree loads, does corresponding adjustment for the user.

See also Fig. 4 and Fig. 5 again, they are two kinds of floor map of second embodiment of the utility model damping structure.The damping structure 13 ' of second embodiment also comprises brachium pontis 30 and magnetic patch assembly 40, stock 31 tail ends of this brachium pontis 30 connect contraction spring 34, one end of this contraction spring 34 is connected in stock 31 afterbodys, the other end is connected in this damping control volume, this damping control volume is an electronic-controlled installation 50, the below of this electronic-controlled installation 50 is provided with an eccentric wheel 51, and the periphery of this eccentric wheel 51 touches with the end face subsides of stock 31 all the time by the contraction of contraction spring 34.This electronic-controlled installation 50 is connected to a control line source (not shown) on the control knob (not shown) of handle of this exercycle, the user can control electronic-controlled installation 50 makes eccentric wheel 51 rotate a predetermined angular, utilize the change of its diameter, make that stock 31 is the variation that the central point tail end produces with pintle(-tel) 33, incline direction by brace 32 changes, and then the distance between change magnetic patch assembly 40 and the load runner 10, the loads that load runner 10 is produced in various degree.

Damping structure 13,13 ' of the present utility model can be applicable on the various body-building apparatus 60,61.As shown in Figure 6, it is applied on the body-building apparatus 60 of similar bicycle action principle, its operating means 12 is two and supplies the user to step on the pedal 121 of commentaries on classics, the main shaft 122 that is connected with pedal 121 connects driven loads runner 10 with the transmission bar, so when this magnetic patch assembly 40 is healed near load runner 10, the strength that the user tramples this pedal 121 need could drive load runner 10 greatlyyer, and reaches the more movement effects of consumption of calorie.

Damping structure 13,13 ' of the present utility model also can be applicable on as shown in Figure 7 the body-building apparatus 61.Body-building apparatus 61 shown in this figure is a treadmills, its operating means 12 ' is how on earth two upper and lower mutual 123, two pedals of pedal 123 that move control 10 rotations of load runner, and its structure and action principle are as previously described, and its non-emphasis of the present utility model is not so repeat them here.Be stressed that at this damping structure of the present utility model 13,13 ' is applicable to various body-building apparatus, and can reach good load and adjust effect, adapting to various different users' muscle power, and reach suitably and healthy movement effects.

The utility model is to adjust the loading level that changes load runner 10 by the magnetic control mode, can reduce damping structure 13, and 13 ' wearing and tearing more can increase the service life, and keep the load effect of application, solve the shortcoming of commonly using damping tape.

Claims

1, a kind of magnet controlled damping structure of exercycle, this exercycle has a load runner (10), the periphery of this load runner (10) has a metal lamella, this load runner (10) was driven by an operating means (12), (12 '), one damping structure (13) is located near this load runner (10) peripheral region, and a damping control volume is controlled the distance between this damping structure (13) and this load runner (10); It is characterized in that:

This damping structure (13) comprises a brachium pontis (30) and a magnetic patch assembly (40);

The main body of this brachium pontis (30) is a stock (31), oblique extension one brace in one end of this stock (32), angle between this brace (32) and this stock (31) is an acute angle, the bottom of this brace (32) extends beyond this stock (31), and be arranged in the sidewall (20) of this pedestal with a pintle(-tel) (33) activity, a contraction spring (34) is fixed in the other end bottom of this stock (31), this exercycle bottom is fixed in the bottom surface of this contraction spring (34), and this stock (31) is connected with the bottom of a damping control volume with respect to the end that is provided with this contraction spring (34); A slotted hole (321) is axially established on the top of this brace (32);

This magnetic patch assembly (40), be along the part circumferential arrangement of this load runner (10) and be fixed on the arc edge piece (42) by several piece magnet (41), the bottom of this arc edge piece (42) is to articulate and be fixed on the sidewall (20) of this exercycle so that a pivot connecting element (43) is movable, and top side horizontal expansion one hinged arm (44) of this arc edge piece (42) is extended through in the slotted hole (321) on this brachium pontis brace (32) top.

2, the magnet controlled damping structure of a kind of exercycle according to claim 1, it is characterized in that: this damping control volume is an electronic-controlled installation (50), the one side below of this electronic-controlled installation (50) is provided with an eccentric wheel (51), and another side below links to each other with the tail end of a contraction spring (34) with this stock (31); The periphery of this eccentric wheel (51) is to touch with the end face subsides of this stock (31) all the time by the contraction of this contraction spring (34).

3, the magnet controlled damping structure of a kind of exercycle according to claim 1, it is characterized in that: the metal lamella of this load runner periphery is a magnetic conductive metal piece (11) that is overlying on this load runner (10) periphery, and this magnetic conductive metal piece outside is covered a non-magnetic conductive metal piece (111) again.