CN103961841A - elliptical machine - Google Patents

Abstract

An elliptical machine comprises a base, a pair of leg elliptical mechanisms and a pair of hand elliptical mechanisms, wherein the front end of the base is provided with a frame with a first central shaft and a second central shaft, and the central shafts are parallel to each other and form a distance; each leg elliptical mechanism is respectively suspended at the left side and the right side of the frame and comprises a revolving component which is axially arranged on a first central shaft and can be used for the leg mechanisms to revolve relative to the first central shaft; the hand elliptical mechanisms are respectively positioned at the left side and the right side of the frame and comprise reverse components, wherein one shaft is arranged on the second central shaft, the rotary components and the reverse components rotate in different directions, and the hand elliptical mechanisms and the leg elliptical mechanisms form a revolving track in the same direction. Therefore, the user can do the exercise according with the ergonomic type and can train different muscle groups at the same time.

Description

elliptical machine

technical field

The invention relates to sports equipment, in particular to a sports equipment in which hands and legs can rotate in the same direction.

Background technique

Due to the advancement of science and technology and the prosperity of society, people's living standards have gradually improved, and correspondingly, various leisure needs have also increased, such as sports and fitness, tourism or consumer products, etc., and sports and fitness projects can be divided into indoor types. Or outdoor type, there are many types of common indoor sports and fitness equipment, such as elliptical machines, treadmills, flywheel bicycles, large weight training groups or fitness beds, etc., wherein the elliptical machine can guide the user's feet in an approximately elliptical Do circular exercise on a closed track, which is closer to the footsteps of walking or running, and the impact on the user's joints is relatively small, so consumers respond very well to the elliptical machine, and it has continued to grow in the market in recent years. the trend of.

As the typical structure disclosed in U.S. Patent No. 5,573,480, the reason why the motion trajectory of the elliptical machine will be approximately elliptical is that one end of a support rod performs a circular orbit machine motion on a crank mechanism, and the other end of the support rod Then it is limited to reciprocating sliding upward on a linear track, thus, a specific part of the support rod will generate an approximately elliptical motion track. Or as disclosed in U.S. No. 7,682,290 patent, one end of the foot support rod is pivotally connected to the outer end of the crank, so that the support rod is limited on a circular trajectory, and the other end of the support rod is then pivotally connected to a swing arm Bottom, and limit swinging forward and backward on an arc track. However, the above-mentioned patents all focus on the elliptical trajectory movement of the legs, but the hands can only grasp the grip bar and swing back and forth monotonously; here, China Taiwan Patent No. M252461 discloses an elliptical machine that simulates hand movements , the elliptical machine is composed of a main frame and one end connected with two grip bars, the bottom of each grip bar is pivotally connected to the front end of the pedal, and the end of each pedal is pivotally connected to the periphery of a rotating body (such as a flywheel), and the other two pedals are in the The rotating body is in a corresponding state, and it performs staggered circular motion along a virtual elliptical path, so that the grip rod will also follow the circular motion of the seat ellipse, and the above-mentioned elliptical machine that simulates hand motion is similar to the hand swing method. The circular trajectory, so the way the hand swings is obviously not an ergonomic design.

Contents of the invention

The object of the present invention is to provide an elliptical machine, which allows the user's hands and legs to efficiently perform elliptical motions in the same direction, so as to conform to the ergonomic design, and to train different muscle groups at the same time.

In order to achieve the above object, the elliptical machine provided by the present invention includes:

A base with a frame at the front end, the frame has a first central axis and a second central axis, each of the central axes is parallel to each other and at a distance;

A pair of leg elliptical mechanisms are respectively suspended on the left and right sides of the frame, and each of the leg elliptical mechanisms includes a revolving assembly, which is rotatably arranged on the first central axis for each of the leg mechanisms to face each other. the movement of the first central axis revolves;

A pair of hand elliptical mechanisms are respectively located on the left and right sides of the frame. Each of the hand elliptical mechanisms includes a reverse assembly, which is rotatably arranged on the second central axis, and the rotary assembly is opposite to the reverse assembly. Components rotate in different directions.

Said elliptical machine, wherein, the winding assembly has a first gear and a pair of first cranks coaxial with the first gear, and the reverse assembly has a second gear and a pair of cranks coaxial with the second gear The second crank, the first gear meshes with the second gear, the first and second cranks are respectively located on the left and right sides of the frame, and the first and second cranks are arranged opposite to each other.

The elliptical machine described above, wherein each leg elliptical mechanism includes a link rod, a first link, a driving link, a second link, a swing arm and a support bar, and the link bar has a A first linkage part and a second linkage part, the first crank is pivotally connected between the first and second linkage parts, the first connecting rod has a first and a second end, and the first end The part is pivotally connected to the first linkage part, the driving rod has a first driving part and a second driving part, the first driving part is pivotally connected to the second end, and the second connecting rod has a first pivoting part, a second pivoting part and a connecting part, the first pivoting part is pivotally connected to the second driving part, the connecting part is pivotally connected to the base, and the swing arm has a pivoting part and a swinging part, the pivoting part is pivotally connected to the second pivoting part, the support rod has a first connecting part, a second connecting part and a supporting part, the first connecting part is pivotally connected to the second The linkage part, the second connection part is pivotally connected to the swing part, and the support part is used to support the user's foot.

The elliptical machine described above, wherein, each of the swing arms is located behind each of the linkage rods; each of the supporting parts extends forward and backward, the first connecting part is located at the front end, and the supporting part is located at the rear end, and the second connecting part It is located between the first connecting part and the supporting part.

Said elliptical machine, wherein each hand elliptical mechanism includes a grip bar and a connecting rod, the grip bar has a bottom end and a top end, the bottom end is pivotally connected to the second crank, and the top end part can be grasped by the user and move in a closed elliptical track, the connecting rod has a rear end and a front end, the rear end is pivotally connected between the top end and the bottom end of the grip rod, the front end pivotally connected to the base.

Said elliptical machine, wherein, the frame of the base is composed of a first upright section, a second upright section, a first horizontal section, a second horizontal section and a third horizontal section, the first The vertical section is located in front of the second vertical section, the third horizontal section is located above the first horizontal section, and the first horizontal section is located above the second horizontal section, and each of the horizontal sections is located on each of the vertical sections. between paragraphs.

Said elliptical machine, wherein, the front end of the connecting rod is pivotally connected to the third horizontal section of the base.

The elliptical machine includes a flywheel, and the flywheel can rotate synchronously with the rewinding assembly, and the axis is set on the second horizontal section.

In the elliptical machine described above, the first gear is provided with a coaxial pulley, and the pulley drives the flywheel in a belt transmission manner.

The elliptical machine of the present invention is combined with the rewinding component and the reverse component, so that when the leg elliptical mechanism performs a positive closed movement trajectory, the hand elliptical mechanism can also perform a positive closed movement trajectory, Thus, the user can make an ergonomic elliptical trajectory exercise, and can train different muscle groups.

Description of drawings

Fig. 1 is a left rear perspective view provided by a preferred embodiment of the present invention.

Fig. 2 is a left side view provided by the preferred embodiment of the present invention.

Fig. 3 is a rear side view provided by the preferred embodiment of the present invention.

Fig. 4 is a left side view provided by the preferred embodiment of the present invention, mainly showing the actuation state of the elliptical trajectories of the legs and hands.

FIG. 5 to FIG. 9 are similar to FIG. 4 , mainly showing the actuation states of the legs and hands at different trajectory points.

Explanation of main component symbols in the attached drawings:

10 elliptical machines;

20 bases;

22 frame, 221 first central axis, 222 second central axis, 223 first upright section, 224 second upright section, 225 first horizontal section, 226 second horizontal section, 227 third horizontal section, 228 extension section, 229 Cross bar, 230 fixed bar;

30 flywheel;

40 leg elliptical mechanism;

41 rewind assembly, 411 first gear, 412 first crank;

42 linkage rod, 421 first linkage part, 422 second linkage part, 423 first pivot point;

43 first connecting rod, 431 first end, 432 second end, 433 second pivot point;

44 driving rod, 441 first driving part, 442 second driving part, 443 third pivot point;

45 the second connecting rod, 451 the first pivoting part, 452 the second pivoting part, 453 the connecting part, 454 the fourth pivoting point;

46 swing arm, 461 pivot joint, 462 swing joint, 463 fifth pivot joint;

47 support rod, 471 first connection part, 472 second connection part, 473 support part, 474 sixth pivot point, 475 seventh pivot point;

50 hand elliptical mechanism;

51 reverse assembly, 511 second gear, 512 second crank;

52 handles, 521 bottom end, 522 top end;

53 connecting rods, 531 rear ends, 532 front ends;

60 control panels.

Detailed ways

The elliptical machine of the present invention includes a base, a pair of leg elliptical mechanisms and a pair of hand elliptical mechanisms. The base is provided with a frame at the front end. The frame has a first central axis and a second central axis, each of which is The axes are parallel to each other and have a distance; each of the leg elliptical mechanisms is respectively suspended on the left and right sides of the frame, and each of the leg elliptical mechanisms includes a rewinding assembly, which is rotatably arranged on the first central axis to Each of the leg mechanisms is used to rotate around the first central axis; each of the hand elliptical mechanisms is located on the left and right sides of the frame, and each of the hand elliptical mechanisms includes a reverse assembly, which can It is rotatably arranged on the second central axis, and the rotary component and the counter component rotate in different directions.

In order to further understand the structure, characteristics and purpose of the present invention, several embodiments of the present invention are listed below, and are described in detail in conjunction with the drawings as follows, and at the same time, those skilled in the art can implement it, but the following description is only for illustration An embodiment provided by the technical content and characteristics of the present invention, all kinds of simple modifications, replacements or components made by those skilled in the art without departing from the spirit of the present invention after understanding the technical content and characteristics of the present invention All omissions should belong to the scope of protection intended by the present invention.

1 to 3, an elliptical machine 10 for applying a preferred embodiment of the present invention includes a base 20, a flywheel 30, a pair of leg elliptical mechanisms 40, a pair of hand elliptical mechanisms 50 and a control panel60.

The base 20 is provided with a frame 22 at the front end, the frame 22 has a first central axis 221 and a second central axis 222, each of the central axes 221, 222 are parallel to each other and at a distance, the frame 22 is composed of a first A vertical section 223, a second vertical section 224, a first horizontal section 225, a second horizontal section 226 and a third horizontal section 227, the first vertical section 223 is located in front of the second vertical section 224 , the third horizontal section 227 is located above the first horizontal section 225, and the first horizontal section 225 is located above the second horizontal section 226, and each of the horizontal sections 225, 226, 227 is located on each of the vertical sections Between 223 and 224, the second upright section 224 respectively extends an extension section 228 towards the direction of the third horizontal section 227, and a cross bar 229 is provided between the top ends of the extension sections 228, the third horizontal section A fixed rod 230 protrudes from the top of 227, and the top of the fixed rod 230 can be set by the control panel 60;

The flywheel 30 is rotatably mounted on the second horizontal section 226, and one side of the flywheel 30 is coaxially fixed to a first pulley (not shown);

Each of the leg elliptical mechanisms 40 is suspended on the left and right sides of the frame 22, and each of the leg elliptical mechanisms 40 includes a rewinding assembly 41, a linkage rod 42, a first connecting rod 43, a driving rod 44, a The second connecting rod 45, a swing arm 46 and a support rod 47, the revolving assembly 41 is rotatably arranged on the first central axis 221, so that each of the leg mechanisms 40 can rotate relative to the first central axis 221 The rewind assembly 41 has a first gear 411 and a pair of first cranks 412 that are coaxial with the first gear 411 and rotate synchronously. The first gear 411 is provided with a coaxial second pulley (not shown in the figure) shown), a transmission belt (not shown) is sleeved between the first pulley and the second pulley for the relative movement of the pulleys, and the flywheel 30 provides the inertia of the winding assembly 41 Rotate, each of the first cranks 412 is located on the left and right sides of the frame 22, and each of the first cranks 412 is opposite to each other, the linkage rod 42 has a first linkage portion 421 and a second linkage The moving part 422, the first and second connecting parts 421, 422 are pivotally connected to the first crank 412 to form a first pivot point 423 for the first crank 412 to move up and down relative to the base 20. The first connecting rod 43 has a first and a second end portion 431, 432, the first end portion 431 is pivotally connected to the first linkage portion 421 and forms a second pivot point 433, the The driving rod 44 has a first driving part 441 and a second driving part 442, the first driving part 441 is pivotally connected to the second end part 431 and forms a third pivot point 443, and the second connecting rod 45 has a The first pivoting part 451, a second pivoting part 452 and a connecting part 453, the first pivoting part 451 is pivotally connected to the second driving part 442 to form a fourth pivoting point 454, and the connecting The part 453 is pivotally connected to the cross bar 229 of the extension section 228 of the base 20, so that the second link 45 can act as a lever. The swing arm 46 has a pivot part 461 and a swing part 462, The pivoting portion 461 is pivotally connected to the second pivoting portion 452 and forms a fifth pivoting point 463. The support rod 47 has a first connecting portion 471, a second connecting portion 472 and a supporting portion 473. The two connecting parts 472 are pivotally connected to the swing part 462 to form a sixth pivot point 474, the first connecting part 471 is pivotally connected to the second linkage part 422 to form a seventh pivot point 475, and the support part 473 is used for To support the user's feet, in this preferred embodiment, each of the swing arms 46 is located behind each of the linkage rods 42; each of the support parts 473 extends forward and backward, and the first connecting part 471 is located at the front end. The supporting portion 473 is located at the rear end, and the second connecting portion 472 is located between the first connecting portion 471 and the supporting portion 473;

Each of the hand elliptical mechanisms 50 is respectively located on the left and right sides of the frame 22. Each of the hand elliptical mechanisms 50 includes a reverse assembly 51, a grip bar 52, and a connecting rod 53. The reverse assembly 51 is rotatably arranged On the second central axis 222, and the rotary assembly 41 and the counter assembly 51 rotate in different directions. The counter assembly 51 has a second gear 511 and a pair of second gears coaxial with the second gear 511. Two cranks 512, the first gear 411 is meshed with the second gear 511, each of the second cranks 512 is located on the left and right sides of the frame 22, and each of the second cranks 512 is arranged opposite to each other, the handle 52 has a The bottom end portion 521 and a top end portion 522, the bottom end portion 521 is pivotally connected to the second crank 512, the top end portion 522 can be grasped by the user and move in a closed elliptical trajectory, the connecting rod 53 has a rear end 531 and a front end 532 , the rear end 531 is pivotally connected between the top end 522 and the bottom end 521 of the handle 52 , and the front end 532 is pivotally connected to the third horizontal section 227 of the base 20 .

Please refer to Fig. 4 to Fig. 9 again, the present invention is by above-mentioned structure, when the first crank 412 of this rewind assembly 41 rotates, promptly drives this first gear 411 and this second pulley synchronously, and this second pulley then passes belt A rotational force is transmitted to the first pulley of the flywheel 30 for consistent action, and the first gear 411 is engaged with the second gear 511 of the reverse assembly 51, so the first gear 411 provides a forward direction When running, the second gear 511 will exhibit a reverse rotation, thus, the leg elliptical mechanism 40 and the hand elliptical mechanism 50 will both perform closing actions in the same winding direction. In addition, The displacements of the linkage rod 42, the driving rod 44, and the connecting rods 43, 45, as well as the swinging motions of the swing arm 46 and the support rod 47 are interrelated, so that the first crank 412 rotates at an angle in the forward direction. , the support portion 473 of the support rod 47 will be at the corresponding position of the elliptical trajectory, otherwise, the reverse rotation of the first crank 412 can also make the support portion 473 of the support rod 47 be at the relative position of the elliptical trajectory. In addition, the first pivot point 433 presents a rotary closed track movement, the second, third and fifth pivot joints 433, 443, 463 present a closed track movement of up and down displacement, and the fourth pivot point 454 presents a tilt Angular closed track movement, and the seventh pivot point 475 is a closed track movement of forward and backward displacement, and the sixth pivot point 474 is a track movement of up and down front and rear arc displacement, here, the support portion of the support rod 47 473 will move along a relatively tight closed elliptical trajectory of each segment point.

In a word, the combination of the winding assembly 41 and the reverse assembly 51 of the elliptical machine of the present invention enables the leg elliptical mechanism 40 to perform a forward closed movement track, and the hand elliptical mechanism 50 can also perform A positive closed motion track, so that the user can make an ergonomic elliptical track exercise, and at the same time can train different muscle groups, and can avoid muscle strain, joint sprain and other sports caused by incorrect exercise posture harm.

The components disclosed in the foregoing embodiments of the present invention are only for illustration and are not intended to limit the scope of the present invention. Substitution or changes of other equivalent components should also be covered by the claims of the present application.

Claims (9)

1. An elliptical machine comprising: A base with a frame at the front end, the frame has a first central axis and a second central axis, each of the central axes is parallel to each other and at a distance; A pair of leg elliptical mechanisms are respectively suspended on the left and right sides of the frame, and each of the leg elliptical mechanisms includes a revolving assembly, which is rotatably arranged on the first central axis for each of the leg mechanisms to face each other. the movement of the first central axis revolves; A pair of hand elliptical mechanisms are respectively located on the left and right sides of the frame. Each of the hand elliptical mechanisms includes a reverse assembly, which is rotatably arranged on the second central axis, and the rotary assembly is opposite to the reverse assembly. Components rotate in different directions. 2. The elliptical machine of claim 1 , wherein the rewind assembly has a first gear and a pair of first cranks coaxial with the first gear, and the reverse assembly has a second gear and a pair of cranks coaxial with the first gear. The second crank is coaxial with the second gear, the first gear meshes with the second gear, the first and second cranks are respectively located on the left and right sides of the frame, and the first and second cranks are opposite to each other set up. 3. The elliptical machine according to claim 2, wherein each leg elliptical mechanism comprises a linkage rod, a first connecting rod, a driving rod, a second connecting rod, a swing arm and a support rod, The linkage rod has a first linkage part and a second linkage part, the first crank is pivotally connected between the first and second linkage parts, and the first linkage has a first and a second end part, the first end is pivotally connected to the first linking part, the driving rod has a first driving part and a second driving part, the first driving part is pivotally connected to the second end, and the second The connecting rod has a first pivot part, a second pivot part and a transfer part, the first pivot part is pivotally connected to the second driving part, the transfer part is pivotally connected to the base, and the swing The arm has a pivot portion and a swing portion, the pivot portion is pivotally connected to the second pivot portion, the support rod has a first connection portion, a second connection portion and a support portion, the first connection portion The second linking part is pivotally connected to the swing part, and the supporting part is used to support the user's foot. 4. The elliptical machine according to claim 3, wherein each of the swing arms is located behind each of the linkage rods; each of the support parts extends forward and backward, the first connecting part is located at the front end, and the support part is located at the rear end , the second connecting portion is located between the first connecting portion and the supporting portion. 5. The elliptical machine according to claim 3, wherein each of the hand elliptical mechanisms includes a grip bar and a connecting rod, the grip bar has a bottom end and a top end, and the bottom end is pivotally connected to the The second crank, the top end of which can be grasped by the user and moves on a closed elliptical track, the connecting rod has a rear end and a front end, and the rear end is pivotally connected to the top end and the bottom end of the grip rod Between the parts, the front end is pivotally connected to the base. 6. The elliptical machine according to claim 2, wherein the frame of the base is composed of a first vertical section, a second vertical section, a first horizontal section, a second horizontal section and a third horizontal section constituted, the first upright segment is located in front of the second upright segment, the third horizontal segment is located above the first horizontal segment, and the first horizontal segment is located above the second horizontal segment, and each of the horizontal Segments are disposed between each of the upright segments. 7. The elliptical machine according to claim 6, wherein the front end of the connecting rod is pivotally connected to the third horizontal section of the base. 8. The elliptical machine as claimed in claim 6, comprising a flywheel, the flywheel being rotatable synchronously with the rewinding assembly and being pivoted on the second horizontal section. 9. The elliptical machine according to claim 8, wherein the first gear is provided with a coaxial pulley, and the pulley drives the flywheel in a belt transmission manner.