CN202777616U

CN202777616U - Fitness equipment structure improvement

Info

Publication number: CN202777616U
Application number: CN 201220299992
Authority: CN
Inventors: 邱咏奇
Original assignee: Body Action Enterprise Co Ltd
Current assignee: Body Action Enterprise Co Ltd
Priority date: 2012-06-20
Filing date: 2012-06-20
Publication date: 2013-03-13
Anticipated expiration: 2022-06-20

Abstract

The utility model discloses a fitness equipment structure improvement which comprises a seat body, an arc-shaped rail, a pivot swing part and a back. The seat body and the arc-shaped rail are fixedly connected. The seat body is connected with one end of the back in a pivot mode. One end of the pivot swing part is limited in the arc-shaped rail in a sliding mode and the other end of the pivot swing part is arranged on the back in a pivot mode. Therefore, when the back sways relative to the seat body, the purpose of stabilizing structure motion and the effect of improving fitness can be achieved through the pivot swing part and the arc-shaped rail which are limited and abutted in the sliding mode.

Description

The body-building equipment structure improvement

Technical field

The utility model relates to a kind of body-building equipment structure improvement, and particularly carries out the body-building equipment structure improvement of sit-ups relevant for a kind of sitting posture.

Background technology

The fitness equipment of sitting posture sit-ups is the products that are popular in market, mostly this fitness equipment of commonly using is to possess a pedestal and a backrest body that is articulated, but and install a pulley at the backrest body rear of pivot pendulum, a spring is installed again as the reciprocating strength that resets between pedestal and backrest body.

Generally speaking aforesaid known body-building equipment structure, all is at the plane taxiing for fear of pulley, and the pivot of pedestal and backrest body swings does there is not stable path restriction, and pulley rocks skew easily on the ground.In addition, reset strength and the exercise resistance of aforementioned Known designs be all from the bounce-back of spring stress, thus, causes that the resistance of motion is too dull not to be changed, and also can reduce with respect to human muscle's training effect.

In addition, known body-building equipment structure utilized pulley at taxiing in the past, so the pivot swinging of backrest body the most very much not can surmount 80 degree, the back lacing wire effect and the exercise intensity that also form known fitness equipment are limited by structural design.

Therefore, how improving stability, exercise intensity and the body-building effect of this body-building equipment structure improvement, has been the design key of fitness equipment at present, also is the target that industry continues pursuit.

The utility model content

Design of the present utility model provides a body-building equipment structure improvement.One embodiment of body-building equipment structure improvement includes a pedestal, an arc rail, a pivot goods of furniture for display rather than for use, and leans against body and means that reset.Aforementioned arc rail is connected with pedestal.And pivot goods of furniture for display rather than for use one end is spacing on the arc rail slidably.An aforementioned end and the pedestal that leans against body is articulated, and the other end of pivot goods of furniture for display rather than for use is journaled into and leans against on the body, and can slide spacing by the relative arc rail of interlock pivot goods of furniture for display rather than for use when leaning against the relative pedestal pivot pendulum of body.And the means that reset reset after will leaning against body pivot pendulum.

Pass through previous designs, the utility model can allow when leaning against the relative pedestal pivot pendulum of body, the pivot goods of furniture for display rather than for use can be leaned against the drive of body pivot pendulum and be slided at the arc rail, and lean against physical efficiency the pivot goods of furniture for display rather than for use is spacing advance in the arc rail as against, reach the effect of rock-steady structure action, and arc rail bending change more can change the sliding speed that leans against body and the resistance that resets, and effectively promotes body-building effect.

Arc rail design of the present utility model can be that direction crooked or ground towards the opposite is crooked gradually gradually towards the ground direction.And aforementioned arc rail can be to be fixed on the pedestal below, and is again that the arc rail is crooked gradually towards a preset direction by level.

Aforementioned arc rail is towards the gradually design of bending of ground direction, because the pivot goods of furniture for display rather than for use can with the earthward direction feeding of arc rail, so the physical efficiency that leans against of the present utility model utilizes the design of arc rail to produce larger pivot swinging, effectively strengthen exercise intensity and lacing wire effect.

Among the embodiment of the present utility model, the arc rail can have smooth cambered surface, and the aforementioned cambered surface of arranging in pairs or groups is established a saddletree at pivot goods of furniture for display rather than for use end, saddletree is located on the arc rail, and saddletree is pivoted with a roller, utilizes this roller rollably to be resisted against on the cambered surface, effectively reaches the smooth and easy effect of stablizing in reciprocal when running.

In addition, the utility model reset means can be for being connected to the single or multiple spring spare between pedestal and the pivot spare.Again or the means that reset can be and are connected to pedestal and lean against spring spare between the body.

It is worth mentioning that, can offer a plurality of locating holes on the aforementioned arc rail; In addition the also corresponding spacing hole that is equipped with on saddletree utilizes positioning piece can run through spacing hole and arbitrary locating hole.Reach whereby the location and lean against body in the function of a default angle.Aforementioned a plurality of locating hole can be designed as equidistantly each other.

Among the embodiment of the present utility model, this arc rail top has one first cambered surface, and this arc rail below has one second cambered surface; One end of this pivot goods of furniture for display rather than for use has a saddletree, this saddletree is erected on this arc rail slidably, and this saddletree is pivoted with a roller, and this roller rollably is resisted against on this first cambered surface, this saddletree relatively this roller is provided with a pivot spare in addition, and this pivot spare is resisted against this second cambered surface.

Description of drawings

For above and other purpose of the present utility model, feature, advantage and embodiment can be become apparent, appended the description of the drawings is as follows:

Fig. 1 is the three-dimensional exploded view that illustrates according to the utility model one embodiment;

Fig. 2 is the stereo amplification figure that illustrates according to the utility model one embodiment;

Fig. 3 is the saddletree stereo amplification figure that illustrates according to the utility model one embodiment;

Fig. 4 is the movement state diagram that illustrates the utility model one embodiment;

Fig. 5 is the lock-out state figure that illustrates the utility model one embodiment;

Fig. 6 is the range of tilt angles schematic diagram that illustrates the utility model start.

[main element symbol description]

100: pedestal 110: support

120: motion stay cord 130: nose bar

200: 210: the first cambered surfaces of arc rail

Cambered surface 230 in 220: the second: locating hole

300: pivot goods of furniture for display rather than for use 310: end

320: end 330: saddletree

340: roller 350: pivot spare

360: spacing hole

400: lean against body 401: cushion

500: spring spare

600: keeper

α: pivot swinging

The specific embodiment

Fig. 1 is the three-dimensional exploded view that illustrates according to the utility model one embodiment.And Fig. 2 illustrates its stereo amplification figure.Also see also the saddletree stereo amplification figure that Fig. 3 illustrates.With reference to knowing behind the aforementioned drawing that exposure structure of the present utility model is as follows.

The body-building equipment structure improvement of present embodiment is to carry out sit-up movement for the user with sitting posture, includes:

One pedestal 100 is to take for the user, is provided with support 110 and nose bar 130 below pedestal 100.And can assemble respectively an elastic movement stay cord 120 in support 110 2 sides.

One arc rail 200, it is fixed on pedestal 100 belows and calcaneus branches frame 110 connects; It is crooked gradually towards a ground direction by level that arc rail 200 tops have the first cambered surface 210.See also Fig. 3 and below arc rail 200, also be provided with one second cambered surface 220().Offer respectively a plurality of locating holes 230 in arc rail 200 side direction in addition, and each locating hole 230 separately equidistantly.

One end 320 of one pivot goods of furniture for display rather than for use 300 is journaled on the ㄇ font saddletree 330, and saddletree 330 is erected on the arc rail 200 slidably.And saddletree 330 upsides are pivoted with a roller 340, and roller 340 rollably is resisted against on the first cambered surface 210.And saddletree 330 counter roller 340 are provided with a pivot spare 350 in downside, and pivot spare 350 is resisted against on the second cambered surface 220; On saddletree 330, be equipped with a spacing hole 360, corresponding each locating hole 230 in the position of spacing hole 360.

One leans against body 400 is articulated with pedestal 100, and leans against to be discharged on the body 400 and be positioned with a plurality of cushions 401.The other end 310 of aforementioned pivot goods of furniture for display rather than for use 300 is journaled into and leans against body 400 rears, and interlock pivot goods of furniture for display rather than for use 300 relative arc rails 200 slide when leaning against body 400 relative pedestal 100 pivots pendulum; And

A plurality of spring spares 500 are the reset one embodiment of means of the design, and a plurality of spring spares 500 are connected between the nose bar 130 and pivot spare 350 of pedestal 100 belows, and after leaning against body 400 pivots pendulum, a plurality of spring spares 500 can reset by pulling pivot goods of furniture for display rather than for uses 300.

See also the movement state diagram of the utility model one embodiment that Fig. 4 illustrates and the lock-out state figure of Fig. 5.Another embodiment of the utility model is to put a default angle of inclination with leaning against body 400 relative pedestal 100 pivots; Again with the relatively required default locating hole 230 in the position of spacing hole 360.Take positioning piece 600 this moment and run through the spacing hole 360 of aforementioned saddletree 330 and arbitrary locating hole 230 of choosing, just can reach the purpose that locking the utility model leans against body 400.

Fig. 4 illustrates the operating state of the utility model embodiment, and the described keeper 600 of leading portion is not installed this moment.When the user carried out the sitting posture sit-ups, aforementioned when leaning against the relative pedestal 100 reciprocal pivots pendulum of body 400, interlock pivot goods of furniture for display rather than for use 300 relative arc rails 200 slided.

What Fig. 6 illustrated is the range of tilt angles schematic diagram of the utility model start; As shown in Figure 6, when arc rail 200 of the present utility model adopts towards the gradually design of bending of ground direction, can allow pivot goods of furniture for display rather than for use 300 of the present utility model and lean against body 400 with earthward direction feeding of arc rail 200, cause and lean against body 400 and can utilize arc rail 200 design to produce larger pivot swinging α, this larger pivot swinging α can surmount and commonly uses the 90 degree pivots pendulum that can't accomplish or surmount 90 degree pivots pendulum, and effectively strengthens exercise intensity and lacing wire effect.

By above-mentioned the utility model embodiment as can be known, application the utlity model has following advantages:

One, pivot goods of furniture for display rather than for use 300 are leaned against body 400 pivots pendulum and drive and slide at arc rail 200, can mat pivot goods of furniture for display rather than for uses 300 spacing advancing and lean against body 400, and can be simultaneously with arc rail 200 as the support that leans against body 400 against, reach the effect that rock-steady structure moves.

They are two years old, arc rail 200 bending change can cause and lean against body 400 sliding speed gradual change, the resistance that resets that also will a plurality of spring spares 500 of progressive change, so user's the application of force, resistance can both be according to direction or the progressive changes of curvature of arc rail 200 bendings, and the single problem of the resistance of motion of avoiding over, and the strength of gradual change also can effectively be promoted body-building effect.

They are three years old, arc rail 200 is towards the gradually design of bending of ground direction, allow pivot goods of furniture for display rather than for use 300 of the present utility model and lean against body 400 with earthward direction feeding of arc rail 200, so the body 400 that leans against of the present utility model can utilize 200 designs of arc rail to produce larger pivot swinging, effectively strengthens exercise intensity and lacing wire effect.

Although the utility model discloses as above with all embodiments; so it is not to limit the utility model; anyly be familiar with this skill person; within not breaking away from spirit and scope of the present utility model; when can being used for a variety of modifications and variations, therefore protection domain of the present utility model is as the criterion when looking the scope that appending claims defines.

Claims

1. a body-building equipment structure improvement is characterized in that, comprises:

One pedestal;

One arc rail, it is connected with this pedestal;

One pivot goods of furniture for display rather than for use, one end are spacing on this arc rail slidably;

One leans against body, and one end and this pedestal are articulated, and this pivot goods of furniture for display rather than for use other end is journaled into this and leans against on the body, this lean against body relatively during this pedestal pivot pendulum this pivot goods of furniture for display rather than for use of interlock relatively this arc rail slide spacing; And

One means that reset reset after this being leaned against body pivot pendulum.

2. according to claim 1 body-building equipment structure improvement is characterized in that:

This arc rail is fixed on this pedestal below, and this arc rail is crooked gradually towards a preset direction by level.

3. according to claim 2 body-building equipment structure improvement is characterized in that:

The direction on this arc rail ground towards the opposite is crooked gradually.

4. according to claim 2 body-building equipment structure improvement is characterized in that:

This arc rail is crooked gradually towards the ground direction.

5. according to claim 1 body-building equipment structure improvement is characterized in that:

This arc rail has at least one cambered surface; And

One end of this pivot goods of furniture for display rather than for use has a saddletree, and this saddletree is located on this arc rail, and this saddletree is pivoted with at least one roller, and this roller rollably is resisted against on this cambered surface.

6. according to claim 1 body-building equipment structure improvement is characterized in that:

This arc rail has a cambered surface, and offers some locating holes on this arc rail;

One end of this pivot goods of furniture for display rather than for use has a saddletree, and this saddletree is located on this arc rail, and this saddletree is pivoted with a roller, and this roller rollably is resisted against on this cambered surface, is equipped with in addition a spacing hole, corresponding respectively this locating hole of this spacing hole on this saddletree;

Positioning piece runs through this spacing hole and arbitrary this locating hole.

7. according to claim 6 body-building equipment structure improvement it is characterized in that this arc rail has a cambered surface, and those locating holes on this arc rail is equidistant each other.

8. according to claim 1 body-building equipment structure improvement is characterized in that:

These means that reset are a spring spare that is connected between this pedestal and this pivot goods of furniture for display rather than for use.

9. according to claim 1 body-building equipment structure improvement is characterized in that:

These means that reset are to be connected to this pedestal and this to lean against a spring spare between the body.

10. according to claim 1 body-building equipment structure improvement is characterized in that:

This arc rail top has one first cambered surface, and this arc rail below has one second cambered surface;

One end of this pivot goods of furniture for display rather than for use has a saddletree, this saddletree is erected on this arc rail slidably, and this saddletree is pivoted with a roller, and this roller rollably is resisted against on this first cambered surface, this saddletree relatively this roller is provided with a pivot spare in addition, and this pivot spare is resisted against this second cambered surface.