Power machine core mechanism for fitness equipment

Abstract

The utility model discloses a power machine core mechanism for fitness equipment. The power machine core mechanism comprises a rotating assembly, a transmission assembly and a damping assembly. The rotating assembly, the transmission assembly and the damping assembly are sequentially connected so that the rotating assembly can be in linkage with the damping assembly through the transmission assembly. The transmission assembly comprises a worm wheel and a worm rod; a shaft is arranged on the turbine, and the shaft on the turbine and the worm are vertically distributed, so that the speed ratio change between the rotating assembly and the damping assembly is realized; a shaft on the worm gear is linked with the transmission assembly, the transmission assembly is linked with an operating part of the fitness equipment, and the worm is linked with the damping assembly. The size of the power machine core component of the fitness equipment can be reduced, and the space occupied by the product is reduced; and the fitness equipment is easy to assemble and tidy in overall layout, and has the characteristics of good power transmission effect and low manufacturing cost, so that the competitiveness of the fitness equipment can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to body -building apparatus, in particular to a power movement for body -building apparatus mechanism. BACKGROUND

[0002] The existing body -building apparatus is various, including body -building car, oval machine, rowing machine etc., and it mainly promotes cardiovascular movement, accelerates metabolism, strengthens heart and lung function through long time, appropriate intensity movement of body, thereby improves the physique of human body. The power part of body -building apparatus usually includes rotating assembly, transmission assembly and damping assembly, drives transmission assembly action through rotating assembly, and then drives damping assembly movement by transmission assembly, and the power part of body -building apparatus in prior art has the problems of many components, large volume after assembly, thereby causing the overall volume of body -building apparatus to be large, forming large occupied space, and each component of power part is installed on body -building apparatus respectively, which makes assembly difficult and the layout on body -building apparatus is disorderly and not beautiful after installation. SUMMARY

[0003] The utility model discloses a power movement for body -building apparatus, which can reduce the volume of power movement components of body -building apparatus, reduce the space occupied by the product, make the assembly of power movement components easy, and have the characteristics of good power transmission effect and low manufacturing cost, thereby improving the competitiveness of body -building apparatus.

[0004] The utility model discloses a power movement for body -building apparatus, which can reduce the volume of power movement components of body -building apparatus, reduce the space occupied by the product, make the assembly of power movement components easy, and have the characteristics of good power transmission effect and low manufacturing cost, thereby improving the competitiveness of body -building apparatus.

[0005] The power movement further includes a base, the base is box-shaped, the base is provided with two vertical through holes, the shaft of the turbine is installed in one of the through holes of the base, the worm is installed in the other through hole of the base, the worm is provided with teeth, and the teeth of the turbine are matched with the teeth of the worm.

[0006] The power mechanism also includes a base plate; the base is mounted on the base plate; a fixed seat is also mounted on the base plate, and the damping assembly is mounted in the fixed seat; the damping assembly includes an inertia wheel, the inertia wheel is mounted in the fixed seat through a shaft on the inertia wheel, and the shaft on the inertia wheel and the worm gear are coaxially distributed, and the shaft on the inertia wheel and the worm gear are coaxially connected through a coupling.

[0007] The inertia wheel is a magnetically controlled inertia wheel, and a magnetic plate assembly is also mounted on the base plate; the magnetic plate assembly and the magnetically controlled inertia wheel are positioned to cooperate with each other; an electrically controlled fine-tuning line is also mounted on the base plate, and the electrically controlled fine-tuning line is connected to the magnetic plate assembly.

[0008] The rotating component is a rotating wheel, with two rotating wheels respectively connected to the two ends of the shaft on the turbine; the operating component is a foot pedal crank or foot pedal.

[0009] The rotating assembly is a take-up coil, with two take-up coils respectively connected to both ends of the shaft on the turbine; the operating component is a pull line.

[0010] The rotating component is a bushing with a one-way bearing, and the two bushings are respectively connected to the two ends of the shaft on the turbine; the operating component is a lever.

[0011] The damping component is an aluminum wheel, which is connected to the worm gear through a helical tooth structure. The worm gear is provided with a first helical tooth, and the aluminum wheel is provided with a second helical tooth. The first helical tooth on the worm gear meshes with the second helical tooth on the aluminum wheel.

[0012] The damping component is an aluminum wheel, which is connected to the worm gear via a tapered shank structure. The worm gear has a tapered shank, and the aluminum wheel has a tapered sleeve. The tapered shank on the worm gear cooperates with the tapered sleeve on the aluminum wheel.

[0013] Compared with the prior art, the beneficial effects of this utility model are:

[0014] This invention comprises a rotating component, a transmission component, and a damping component; these components are sequentially connected to enable the rotating component to be linked to the damping component via the transmission component. The transmission component consists of a turbine and a worm gear; the turbine has a shaft, and the shaft and worm gear are perpendicularly distributed to achieve a speed ratio change between the rotating component and the damping component. The shaft on the turbine is linked to the transmission component, which in turn is linked to the control components of the fitness equipment, and the worm gear is linked to the damping component. This structure reduces the size of the power mechanism components in the fitness equipment, minimizing the space occupied by the product. It also facilitates assembly, provides excellent power transmission, and has low manufacturing costs, thereby enhancing the competitiveness of the fitness equipment.

[0015] The utility model further makes a detailed description in combination with the drawings and examples; but the power movement core mechanism for the body-building apparatus is not limited to the examples. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the exploded schematic view of the utility model embodiment one;

[0017] Figure 2 is the front view of the utility model embodiment one;

[0018] Figure 3 is the top view of the utility model embodiment one;

[0019] Figure 4 is Figure 2 the section view along A-A line in it;

[0020] Figure 5 is Figure 3 the section view along B-B line in it;

[0021] Figure 6 is the three-dimensional structure schematic view of the utility model embodiment one applied to the exercise bicycle;

[0022] Figure 7 is the side view of the utility model embodiment one applied to the exercise bicycle;

[0023] Figure 8 is the three-dimensional structure schematic view of the utility model embodiment one applied to the elliptical machine;

[0024] Figure 9 is the side view of the utility model embodiment one applied to the elliptical machine;

[0025] Figure 10 is the three-dimensional structure schematic view of the utility model embodiment two;

[0026] Figure 11 is the side view of the utility model embodiment two;

[0027] Figure 12 is Figure 11 the section view along C-C line in it;

[0028] Figure 13 is Figure 11 the section view along D-D line in it;

[0029] Figure 14 is the three-dimensional structure schematic view of the aluminum wheel and the worm rod connection of the utility model embodiment two;

[0030] Figure 15 is the top view of the aluminum wheel and the worm rod connection of the utility model embodiment two;

[0031] Figure 16 is the three-dimensional structure schematic view of the embodiment three of the utility model;

[0032] Figure 17 is the side view of the embodiment three of the utility model;

[0033] Figure 18 is Figure 17 the section view along E-E line in it;

[0034] Figure 19 is Figure 17 the section view along F-F line in it;

[0035] Figure 20 is the exploded schematic view of the aluminum wheel and the worm gear connection of the embodiment three of the utility model;

[0036] Figure 21 is the top view of the aluminum wheel and the worm gear connection of the embodiment three of the utility model;

[0037] Figure 22 is the exploded schematic view of the embodiment four of the utility model;

[0038] Figure 23 is the front view of the embodiment four of the utility model;

[0039] Figure 24 is the top view of the embodiment four of the utility model;

[0040] Figure 25 is Figure 23 the section view along G-G line in it;

[0041] Figure 26 is Figure 24 the section view along H-H line in it;

[0042] Figure 27 is the three-dimensional structure schematic view of the embodiment four of the utility model applied in the rowing machine;

[0043] Figure 28 is the side view of the embodiment four of the utility model applied in the rowing machine;

[0044] Figure 29 is the three-dimensional structure schematic view of the embodiment five of the utility model;

[0045] Figure 30 is the side view of the embodiment five of the utility model;

[0046] Figure 31 is Figure 30 the section view along I-I line in it. DETAILED DESCRIPTION

[0047] Embodiment one

[0048] Referring to Figures 1 to 9 As shown in the figure, the utility model discloses a power movement mechanism for body-building equipment, including rotating assembly, transmission assembly and damping assembly, rotating assembly, transmission assembly and damping assembly connect in proper order to realize rotating assembly through transmission assembly and damping assembly are linked, transmission assembly is turbine 1, worm 2, turbine 1 is equipped with shaft 11, and the shaft 11 of turbine and worm 2 are vertically distributed to realize the speed ratio change between rotating assembly and damping assembly, the shaft 11 on turbine 1 is linked to transmission assembly, transmission assembly is linked to the operating part of body-building equipment, and worm 2 is linked to damping assembly.

[0049] The power movement mechanism 100 further includes base 4, the base 4 is box shape, the base 4 is equipped with two vertical through hole 41, 42 of base, the shaft 11 on turbine 1 is installed in one of the through hole 41 of base 4, and is matched with bearing 172 with base 4, worm 2 is installed in another through hole 42 of base 4, and is matched with bearing 171 with base 4, turbine 1 is equipped with tooth, and the tooth on turbine 1 is matched with the tooth on worm 2.

[0050] The power movement mechanism 100 further includes bottom plate 5, the base 4 is installed on the bottom plate 5, the bottom plate 5 is further equipped with fixed seat 7, and the damping assembly is installed in the fixed seat 7, the damping assembly includes inertia wheel, the inertia wheel is installed in the fixed seat 7 through the shaft 31 on inertia wheel, and the shaft 31 on inertia wheel and worm 2 are coaxially distributed, and the shaft 31 on inertia wheel and worm 2 are coaxially connected through connecting shaft 8. Bearing 173 is matched between the shaft 31 on inertia wheel and the fixed seat 7.

[0051] The inertia wheel is magnetic control inertia wheel 3, the bottom plate 5 is further equipped with magnetic force plate assembly 9, the magnetic force plate assembly 9 and magnetic control inertia wheel 3 are arranged at the position of mutual cooperation, the bottom plate 5 is further equipped with electric control fine adjustment line 6, and the electric control fine adjustment line 6 is connected to the magnetic force plate assembly 9.

[0052] The rotating assembly is rotating wheel, and two rotating wheels are connected at the two ends of the shaft on turbine 1, when being applied to a body-building bicycle, as shown in the figure, Figures 6-7 The operating part is pedal shaft crank 10, when being applied to an elliptical machine, as shown in the figure, Figures 8-9 The operating part is pedal 12.

[0053] The utility model discloses a power movement for body -building instrument's core mechanism, including rotating component, transmission component and damping component, rotating component, transmission component and damping component are connected in proper order to realize rotating component through transmission component and link to each other in damping component, transmission component is turbine 1, worm 2, be equipped with the axle 11 on turbine 1, and the axle 11 on turbine 1 and worm 2 between vertical distribution to realize the speed ratio change between rotating component and damping component, the axle 11 on turbine 1 links to transmission component, transmission component links to the operating part of body -building instrument, and worm 2 links to damping component.

[0054] Embodiment two

[0055] Referring to Figures 10 to 15 The utility model discloses a power movement for body -building instrument's core mechanism, with the difference of embodiment one, the damping component is aluminium wheel 13, aluminium wheel 13 with worm 2 are connected through bevel gear structure, be equipped with first bevel gear 21 on worm 2, be equipped with second bevel gear 131 on aluminium wheel 13, first bevel gear 21 on worm 2 with second bevel gear 131 on aluminium wheel 13 is engaged. Still include bearing seat 14, the both ends of aluminium wheel 13 are installed in bearing seat 14, and have bearing 174 with bearing seat 14 cooperation.

[0056] Embodiment three

[0057] Referring to Figures 16 to 21 The utility model discloses a power movement for body -building instrument's core mechanism, with the difference of embodiment one, the damping component is aluminium wheel 13, aluminium wheel 13 with worm 2 are connected through taper handle structure, be equipped with taper handle 22 on worm 2, be equipped with taper sleeve 15 on aluminium wheel 13, taper handle 22 on worm 2 with taper sleeve 15 on aluminium wheel cooperation.

[0058] Embodiment four

[0059] Referring to Figures 22 to 28 The utility model discloses a power movement for body -building instrument's core mechanism, with the difference of embodiment one, the rotating component is take -up 16, and two take -up 16 are connected respectively in the both ends of axle 11 on turbine 1, and have bearing 175 with axle 11 on turbine 1 and take -up 16 cooperation, as Figures 27-28 The utility model discloses a power movement for body -building instrument's core mechanism is applied in rowing machine, and the operating part is pull line 18.

[0060] Embodiment five

[0061] Referring to Figures 29 to 31 The utility model discloses a power movement core mechanism for body -building instrument differs from embodiment one with the difference that the rotating component is the shaft sleeve 20 of one -way bearing 201, and two shaft sleeves 20 are connected at the both ends of the shaft 11 on the turbine 1 respectively, and the power movement core mechanism for body -building instrument is applied to rowing machine, and the operating part is the oar 19.

[0062] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model has disclosed as above with the preferred embodiment, it is not used to limit the utility model. Any skilled person in the art can utilize the disclosed technical content to make many possible changes and modifications to the utility model technical scheme or modify equivalent embodiments without departing from the scope of the utility model technical scheme. Therefore, any simple modification, equivalent change and modification made to the above embodiment according to the technical essence of the utility model should fall within the protection scope of the utility model technical scheme.

Claims

1. A powertrain mechanism for an exercise machine, comprising a rotating assembly, a transmission assembly and a damping assembly; the rotating assembly, the transmission assembly and the damping assembly are sequentially connected to realize linkage of the rotating assembly to the damping assembly through the transmission assembly; characterized in that: The transmission assembly is a turbine and a worm; the turbine is provided with a shaft, and the shaft on the turbine and the worm are vertically distributed to realize the speed ratio change between the rotating assembly and the damping assembly; the shaft on the turbine is connected to the transmission assembly, the transmission assembly is connected to the operating part of the fitness equipment, and the worm is connected to the damping assembly.

2. The powertrain mechanism for an exercise machine of claim 1, wherein: The power movement mechanism further comprises a base; the base is in a box shape; the base is provided with two through holes vertically penetrating the base, the shaft on the turbine is installed in one of the through holes of the base, and the worm is installed in the other through hole of the base; the worm is provided with a tooth, and the tooth on the turbine matches the tooth on the worm.

3. The powertrain mechanism for an exercise machine of claim 2, wherein: The power movement mechanism further comprises a bottom plate; the base is installed on the bottom plate; the bottom plate is further provided with a fixing seat, and the damping assembly is installed in the fixing seat; the damping assembly comprises an inertia wheel, the inertia wheel is installed in the fixing seat through a shaft on the inertia wheel, and the shaft on the inertia wheel and the worm are coaxially distributed; the shaft on the inertia wheel and the worm are coaxially connected through a connecting shaft.

4. The powertrain mechanism for an exercise machine of claim 3, wherein: The inertia wheel is a magnetic control inertia wheel, and the bottom plate is further provided with a magnetic plate assembly; the magnetic plate assembly and the magnetic control inertia wheel are arranged at positions matched with each other; the bottom plate is further provided with an electric control fine adjustment wire, and the electric control fine adjustment wire is connected to the magnetic plate assembly.

5. The powertrain mechanism for an exercise machine of claim 2, wherein: The rotating assembly is a rotating wheel, and two rotating wheels are respectively connected to two ends of the shaft on the turbine; the operating part is a pedal shaft crank or a pedal.

6. The powertrain mechanism for an exercise machine of claim 2, wherein: The rotating assembly is a take-up device, and two take-up devices are respectively connected to two ends of the shaft on the turbine; the operating part is a pull wire.

7. The powertrain mechanism for an exercise machine of claim 2, wherein: The rotating assembly is a shaft sleeve with a one-way bearing, and two shaft sleeves are respectively connected to two ends of the shaft on the turbine; the operating part is a paddle.

8. The powertrain mechanism for an exercise machine of claim 2, wherein: The damping assembly is an aluminum wheel, the aluminum wheel and the worm are connected through a helical tooth structure, the worm is provided with a first helical tooth, the aluminum wheel is provided with a second helical tooth, and the first helical tooth on the worm is engaged with the second helical tooth on the aluminum wheel.

9. The powertrain mechanism for an exercise machine of claim 2, wherein: The damping assembly is an aluminum wheel, the aluminum wheel and the worm are connected through a taper handle structure, the worm is provided with a taper handle, the aluminum wheel is provided with a taper sleeve, and the taper handle on the worm matches the taper sleeve on the aluminum wheel.

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