CN201223668Y

CN201223668Y - Inner magnetic type damping adjustment device of sports equipment

Info

Publication number: CN201223668Y
Application number: CNU2008201122152U
Authority: CN
Inventors: 赖文清
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-05-28
Filing date: 2008-05-28
Publication date: 2009-04-22
Anticipated expiration: 2018-05-28

Abstract

An internal magnetic damping adjustment device of a sports device is provided with a disc. A metal damping ring is combined with the outer side of the circumference of the disc; a control seat is arranged in the winding range of the metal damping ring; the control seat is in the sector shape and the extending amplitude of the width thereof is less than 90 DEG; an arc-shaped plate body is in pivot joint with one end of the outer edge of the disc; and a plurality of magnets are combined with the outer wall of the arc-shaped plate body, corresponding to the metal damping ring. When in use, the utility model can be arranged on sports equipment, such as a stationary bike, and the like, damping can be provided to rotate the disc through adjusting the positions of the magnets. Since the extending amplitude of the width of the control seat is less than 90 DEG, and only one arc-shaped plate body is arranged, the whole volume is small, the material usage is saved, and the production cost is reduced.

Description

The internal magnetization damping adjusting device of sports equipment

Technical field

The utility model relates to a kind of wheel disc of sports equipment, and the mode of magnetic damping in a kind of utilization of referring to is especially adjusted the internal magnetization damping adjusting device of resistance.

Background technology

General exercise bicycle is provided with a wheel disc in inside, and to being provided with the device of adjusting wheel disc rotary damping size by wheel disc, by of the adjustment of this device for damping, the user is provided different resistance forces, allow the user come rotating wheel disk, reach different spinning effects with the different application of force of situation.

The existing device that can adjust the application of force size of rotating this wheel disc mainly is divided into contact and internal magnetization, and wherein, internal magnetization is the technology of the most extensively utilizing at present.

Please referring to Fig. 5, internal magnetization damping adjusting device for existing sports equipment, it has a wheel disc body 50, wheel disc body 50 is sheathed on a rotating shaft 51 with rotatable form, in the recess of wheel disc body 50 1 sides, be provided be fixedly arranged on rotating shaft 51 be provided with the dish 52, dish 52 is set for disc, in be provided with dish 52 around the madial wall of the corresponding rotating shaft 51 in the outside articulate the arc plate body 53 of two correspondingly-shaped, the internal perisporium of the corresponding wheel disc body 50 in the outside of each arc plate body 53 is provided with a plurality of magnetites 54 continuously.

When the required application of force size of this wheel disc body 50 is rotated in the adjustment of user's desire, can be by the free-ended position of each arc plate body 53 of control, adjust the distance of each magnetite 54 and wheel disc body 50 internal perisporiums, when magnetite 54 when wheel disc body 50 internal perisporiums are far away, the required application of force of rotating wheel disk body 50 is then less relatively, otherwise then bigger.

Though the internal magnetization damping adjusting device of aforementioned movement equipment can reach the effect of adjusting damping by magnetic effect, yet, dish 52 is disk because being set, add that the arc plate body 53 that both sides all are provided with surpasses 270 degree around shared amplitude, above structure makes that aforementioned means needed metal manufactured materials on making is more, so production cost is comparatively expensive and be unfavorable for manufacturing.

Summary of the invention

Technical problem to be solved in the utility model is: the existing required metal material of internal magnetization damping adjusting device is more, causes manufacturing cost comparatively expensive.

The purpose of this utility model is, is made as fan-shapedly by dish will be set, and the arc plate body installing magnetite that the cooperation amplitude is less reduces whole required metal material thus and has the advantage that reduces cost.

For achieving the above object, the utility model provides a kind of internal magnetization damping adjusting device of sports equipment, comprising:

One body, this body is provided with a disk, is formed centrally an axle center part in this disk, in the outside of this disk side periphery in conjunction with the metal damping ring of an annular;

It is other and be positioned at the scope that this axle center part and this metal damping ring surround that one control seat, this control seat separate the side that places this body, and this control seat is fan-shaped and the amplitude of width extension is spent less than 90; And

One damping adjustment part, this damping adjustment part cooperates the internal perisporium of this metal damping ring to be provided with an arc plate body, this arc plate body is arranged at the outer rim place of control seat, this arc plate body is articulated in the end that this is provided with the dish outer rim with an end, combine a spring between the inwall of this arc plate body and this control seat, again in the outer wall of this arc plate body to internal perisporium that should the metal damping ring in conjunction with a plurality of magnetites.

Further, control seat of the present utility model is to being provided with a sleeve solid by axle center part, stretch in this sleeve solid towards the direction of this metal damping ring and to establish a fan-shaped dish that is provided with, this amplitude that extension of dish width is set is less than 90 degree, be provided with a trombone slide fixed mount in this inboard that dish is set, described arc plate body is arranged at this outer rim place that dish is set, and an end be articulated in this be provided with the dish outer rim an end, the other end is to forming the end of a thread bayonet socket by the trombone slide fixed mount.

Further, the utility model in described be provided with dish in the middle of form a cushion socket, to forming a spring tank by cushion socket, be located between this spring tank and this cushion socket by described spring near a side of this end of a thread bayonet socket for described arc plate body inwall.

Preferably, the amplitude of described arc body length extension is less than 90 degree.

The utility model in use, be arranged on the sports equipments such as exercycle, magnetic field by the magnetite generation, make when the metal damping ring rotates the generation relative motion, between metal damping ring and each magnetite, produce magnetic resistance, can adjust spacing between magnetite and the metal damping ring internal perisporium by the position of adjusting location, arc plate body swing back, can suitably adjust the strength size of metal damping ring and the suffered magnetic resistance of body by the change of aforementioned intervals, provide the different application of force of user to move.

Useful technique effect of the present utility model is: because the width amplitude of control seat is spent less than 90 and cooperate the arc plate body of being located at control seat outer rim place only to be provided with one, therefore except the effect that can provide body to adjust the damping size is provided, characteristic more existing internal magnetization damping adjusting device in the use of manufactured materials that volume is little is more saved, reduction for manufacturing cost has significant help, directly and the design of the stopper arc plate body of simplifying then can make things convenient for the user to adjust the damping size, make things convenient for the user to adjust utilization.

Description of drawings

Fig. 1 is the stereogram of the utility model preferred embodiment.

Fig. 2 is the exploded view of the utility model preferred embodiment.

Fig. 3 is the plane of the utility model preferred embodiment.

Fig. 4 is the enforcement schematic diagram of the utility model preferred embodiment.

Fig. 5 is the stereogram of the internal magnetization damping adjusting device of existing sports equipment.

[main element symbol description]

10 bodies, 11 disks

111 axle center parts, 12 metal damping rings

20 control seats, 21 sleeve solids

22 are provided with dish 221 trombone slide fixed mounts

223 rotating shafts of 222 cushion sockets

30 damping adjustment parts, 31 arc plate bodys

311 axis holes, 312 the end of a thread bayonet sockets

313 spring tanks, 32 springs

40 rotating shafts of 33 magnetites

41 trombone slides, 411 steel wires

412 the end of a thread, 50 wheel disc bodies

51 rotating shafts 52 are provided with dish

53 arc plate bodys, 54 magnetites

The specific embodiment

The utility model is a kind of internal magnetization damping adjusting device of sports equipment, and please referring to Fig. 1 to Fig. 3, it comprises:

One body 10, body 10 is provided with a disk 11, and disk 11 is metal disc, and an axle center part 111 that provides the rotating shaft pivot to wear is provided in disk 11, in conjunction with a metal damping ring 12, metal damping ring 12 is the aluminum ring or the copper ring of annular in the outside of disk 11 side periphery.

One

control seat

20,20 separation of control seat place by the side of body 10, and be positioned at the scope that axle center part 111 and metal damping ring 12 surround, control seat 20 corresponding axle center parts 111 are provided with a sleeve solid 21, sleeve solid 21 is for ring body and provide the sheathed pivot that is fixed in to wear in the rotating shaft of this axle center part 111, stretch in sleeve solid 21 towards the direction of metal damping ring 12 and to establish one dish 22 is set, dish 22 is set spends less than 90 for the amplitude of fan-shaped framework and width extension, be provided with a trombone slide fixed mount 221 in the inboard that dish 22 sides are set, form a cushion socket 222 in dish 22 middle sides near trombone slide fixed mount 221 are set, stretch in the outer end that dish 22 another sides are set again and establish a rotating shaft 223.

One damping adjustment part 30, the internal perisporium of damping adjustment part 30 complexed metal damping rings 12 is provided with an arc plate body 31, arc plate body 31 is that the long slab body of circular arc and the amplitude of length extension are spent less than 90, metal damping ring 12 correspondences are arranged at the outer rim place that dish 22 is set, arc plate body 31 wears an axis hole 311 in an end of corresponding rotating shaft 223, be sheathed on rotating shaft 223 with axis hole 311 with rotatable form, be articulated in the outer rim that dish 22 is set thus, the corresponding trombone slide fixed mount 221 of the other end of arc plate body 31 forms the end of a thread bayonet socket 312, is arranged with a spring tank 313 in arc plate body 31 inwalls near the corresponding cushion socket 222 of a side of the end of a thread bayonet socket 312 again;

Between spring tank 313 and cushion socket 222, be provided with a spring 32, again in the internal perisporium of the corresponding metal damping ring 12 of the outer wall of arc plate body 31 in conjunction with a plurality of continuously arranged magnetites 33.

The utility model in use, preferred embodiment with Fig. 2 to Fig. 4 is an example, be arranged on the sports equipments such as exercycle, after one rotating shaft, 40 pivots are worn axle center part 111, be fixed in rotating shaft 40 with the sleeve solid 21 of control seat 20 is sheathed, be provided with a trombone slide 41, trombone slide 41 front ends are fixedly arranged on trombone slide fixed mount 221, the steel wire 411 that is passed by trombone slide 41 is stretched towards the end of a thread bayonet socket 312 and is established, and makes the end of a thread 412 of steel wire 411 front ends be equipped in the end of a thread bayonet socket 312.

Magnetic field by magnetite 33 generations, make when metal damping ring 12 rotates the generation relative motion, form vortex flows and make generation magnetic resistance (magnetic resistance) effect between metal damping ring 12 and each magnetite 33 in metal damping ring 12, allow rotation body 10 become difficult, spur the spacing that arc plate bodys 31 can be adjusted between magnetite 33 and metal damping ring 12 internal perisporiums by steel wire 411, adjust thus then can appropriate change body 10 suffered magnetic resistance the strength size, provide the different application of force of user to move.And because the utility model is benefited from the length of the width of control seat 20 and arc plate body 31 less than 90 degree, therefore in the use of manufactured materials, comparatively save, significant help is arranged for the reduction of manufacturing cost.

Claims

1, a kind of internal magnetization damping adjusting device of sports equipment is characterized in that, comprising:

2, the internal magnetization damping adjusting device of sports equipment according to claim 1, it is characterized in that, described control seat is to being provided with a sleeve solid by axle center part, stretch in this sleeve solid towards the direction of this metal damping ring and to establish a fan-shaped dish that is provided with, this amplitude that extension of dish width is set is less than 90 degree, be provided with a trombone slide fixed mount in this inboard that dish is set, described arc plate body is arranged at this outer rim place that dish is set, and an end is articulated in this end that dish outer rim is set, and the other end is to forming the end of a thread bayonet socket by the trombone slide fixed mount.

3, the internal magnetization damping adjusting device of sports equipment according to claim 2, it is characterized in that, in the described middle cushion socket that forms that dish is set, to forming a spring tank by cushion socket, be located between this spring tank and this cushion socket by described spring near a side of this end of a thread bayonet socket for described arc plate body inwall.

According to the internal magnetization damping adjusting device of claim 1,2 or 3 described sports equipments, it is characterized in that 4, the amplitude that described arc body length extends is less than 90 degree.