CN100586512C

CN100586512C - Magnetic control multifunctional trainer

Info

Publication number: CN100586512C
Application number: CN200810146078A
Authority: CN
Inventors: 叶永松
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-05-16
Filing date: 2008-08-07
Publication date: 2010-02-03
Anticipated expiration: 2028-08-07
Also published as: CN101337117A

Abstract

The invention provides a magnetic-control multifunctional training machine, which comprises a chassis, a pulley block, a main pull rope, a magnetic-control pull device, a main pull rope reverse-drawing device, and a connection sheet with three connection ends. The tail end of the main pull rope is fixedly connected with the first connection end. The magnetic-control pull device mainly includes a magnetic-control wheel, a belt pulley, a bull wheel and a small wheel, and a wound rope is wound on the bull wheel and one end of the wound rope is fixed with the bull wheel and the other end thereof is fixedly connected with the second connection end. The main pull rope reverse-drawing device comprises a set of fixed pulleys, a reverse-drawing rope wound around the fixed pulley set; and a clump weight, and one end of the reverse-drawing rope is connected with the clump weight, and the other end is fixedly connected with the third connection end. The directions of the acting forces of the woundrope and the reverse-drawing rope to the connection sheet are same and opposite to that of the main pull rope to the connection sheet. The training machine can always keep the main pull rope in a tightly-stretched state and prevent the detachment of the pull rope from the pulley, and is suitable for those who are at all ages for exercise, and the advantages are significant.

Description

Magnetic control multifunctional trainer

Technical field

The present invention relates to a kind of health and fitness facilities, particularly a kind of magnetic control multifunctional trainer that provides different class resistances by magnetic control.

Background technology

At present, the fitness training machine structurally mainly comprises: frame, assembly pulley, the main stay cord of walking around assembly pulley and polylith balancing weight, the end of main stay cord is connected with the balancing weight lifting device.The pulling force of fitness equipment is to rely on the weight of balancing weight to provide, and the grade of pulling force size also is to rely on the quantity of adjusting balancing weight to regulate.The sporter uses this fitness equipment, at the maximal end point of exerting all one's strength a kind of strong pulling force is arranged, and when action is replied in operation, has a kind of sensation of being drawn meeting, if do not note causing easily muscle damage.

Deficiency between this traditional fitness training machine, the applicant has designed a kind of magnetic control system, its structure as shown in Figure 1, form and comprise magnetic control wheel 7 and tension, magnetic control wheel 7 comprises that flywheel 32, inwall are provided with the magnetite stator 34 of magnetite (not drawing among the figure), this magnetite stator 34 is corresponding with flywheel 32, and tension comprises back and colludes sheet 314, adjusts line 5, is fixedly coupled piece 345 with magnetite stator 34 movable ends.Pulling is adjusted line 5 to motionless gear, can adjust the distance between magnetite stator 34 and the flywheel 32, thereby obtain the gear of different dynamics by the quantity that changes cutting magnetic line, novel structure, the dynamics of this magnetic control system are easy to adjust, and stop Shi Buhui and produce pull-back forces, so the sporter can not pull a muscle.All the other labels schematically as follows among Fig. 1: be coupling sleeve pipe, 332-of 31-pedestal, 311-side plate, the external support of 313-, 321-center axle bed, 33-axle, 331-locks assembly, 341-fulcrum, 343-blend stop, 344-side strip, 41-pinch roller, 42-pinch roller stator, 43-extension spring, 8-pressing wheel device.

Nowadays, this magnetic control system relies on its outstanding having a few and performance, become the focus and the development trend in body-building apparatus field, the practice of this magnetic control system also becomes the difficult problem of a puzzlement several years simultaneously, and the technical bottleneck of its most critical is how to make the fitness equipment homing.

Through years of researches, the applicant designs the recovery that utilizes spring to realize fitness equipment, and applied for Chinese patent on June 25th, 2003: magnetic control weight puller system, the patent No.: 03264799.9, to the U.S. patent application is proposed subsequently, and (US 6,857,993B2) to have obtained U.S.'s patent of invention.As Fig. 2, shown in Figure 3, the magnetic control puller system of this magnetic control weight puller system, mainly include magnetic control wheel 7 and tension 10 thereof, belt pulley 3 by the coaxial bearing connection, great wheel 2, little runner 22, also has a resetting means 9, this magnetic control wheel 7 is coaxially connected with a belt pulley 72, this belt pulley 72 is by belt 71 and belt pulley 3 sockets, be wound with stay cord 8 on the great wheel 2, one end of this wiring 8 and great wheel 2 are fixing, the other end is fixedlyed connected 81 with drawing, this resetting means 9 is located at little runner 22 1 sides, and it has two

holders

13,14 and stay cord 95, one of them holder 13 is by adjusting bolt 94 interlockings one U type frame 93, another holder 14 is connected with movable pulley 92 by elastic parts 91, this stay cord 95 is walked around movable pulley 92, and the one end is fixedlyed connected with U type frame 93, and the other end is fixedlyed connected with little runner 22.The resetting means of this magnetic control weight puller system is realized resetting of fitness equipment by the contraction of its elastic parts.All the other labels schematically as follows among Fig. 2: 1-pedestal, 11-support, 12-support, 111-bearing fixing lid, 112-screw, 4-axostylus axostyle, 6-pulley assembly, 61 pulleys, 62-fixed pulley, 82-fastener.

In practice, thisly simple pass through method that elastic parts realizes that fitness equipment resets also tool is in certain drawback, 1), when fitness equipment resets outstanding behaviours the following aspects:, stay cord is comparatively lax, comes off from pulley easily; 2), move maximal end point to and stop after, the pull-back forces of stay cord is too little, makes the sporter produce sense of discomfort; 3), perform physical exercise with slower speed, the pulling force of stay cord is too small, does not reach train on.

Because above several shortcomings make existing magnetic control system can't be used on the various training airplanes, have limited the development of sport and body-building device greatly.

Summary of the invention

Technical problem to be solved by this invention is, overcomes the shortcoming that existing magnetic control system can't be applied to the technology on the training airplane, and a kind of magnetic control multifunctional trainer is provided.

The technical solution adopted for the present invention to solve the technical problems is as follows: magnetic control multifunctional trainer, its composition comprises: frame, assembly pulley, walk around the main stay cord of assembly pulley, it is characterized in that also including the magnetic control puller system, main stay cord withdrawing device, and brace with three links, the end of main stay cord is fixedlyed connected with brace first link, described magnetic control puller system mainly includes magnetic control wheel and tension thereof, belt pulley by the coaxial bearing connection, great wheel, little runner, and resetting means, described magnetic control wheel is coaxially connected with a belt pulley, this belt pulley is by belt and belt pulley socket, be wound with wiring on the described great wheel, one end and the great wheel of this wiring are fixed, and the other end is fixedlyed connected with second link of brace; The composition of described main stay cord withdrawing device includes one group of fixed pulley, walks around the pull back rope and the balancing weight of this group fixed pulley, a described end of pulling back rope is connected with balancing weight, the other end is fixedlyed connected with the 3rd link of brace, described wiring, pull back the rope identical to the force direction of brace, opposite with main stay cord to the force direction of brace.

Beneficial effect of the present invention is as follows: this training airplane has main stay cord withdrawing device, it realizes pulling back to training airplane master stay cord by balancing weight, stable, lasting characteristic that the pull-back forces that balancing weight provides has, can make main stay cord remain tight state, eliminate the possibility that stay cord comes off from pulley; When the sporter used this training airplane, after moving maximal end point to and stopping, main stay cord still had certain pull-back forces, strengthen train on, the sporter can not produce sense of discomfort yet, and can be by adjusting the weight of balancing weight, regulate static pulling force size, adapt to individual's exercise custom and requirement; When the sporter performed physical exercise with slower speed, the pulling force of main stay cord can be therefore and not too small, so can reach corresponding train on fully, this training airplane is fit to the each age group crowd and performs physical exercise, and advantage is remarkable.

Description of drawings

Fig. 1 is existing magnetic control system structural representation.

Fig. 2 is existing magnetic control weight puller system stereoscopic figure.

Fig. 3 for existing magnetic control weight puller system by another angle look stereoscopic figure.

Fig. 4 is a magnetic control multifunctional trainer structural representation of the present invention.

The specific embodiment

With reference to the accompanying drawings and in conjunction with the embodiments the present invention is described in further detail.But the invention is not restricted to given example.

As shown in Figure 4: magnetic control multifunctional trainer of the present invention, its composition comprises: frame 13, assembly pulley 15, walk around the main stay cord 84 of assembly pulley 15, it also includes the magnetic control puller system, main stay cord withdrawing device, and have three

links

52,53,54 brace 51, the end of walking around the main stay cord 84 of assembly pulley 15 is fixedlyed connected with brace 51 first links 52, the magnetic control puller system (can be referring to Fig. 2, the structure of Fig. 3) mainly including the magnetic control wheel (does not draw among Fig. 4, referring to label among Fig. 1 7) and tension (do not draw among Fig. 4, referring to label among Fig. 1 10), belt pulley 3 by the coaxial bearing connection, great wheel 2, little runner 22, (structure of resetting means 9 of the present invention can be referring to Fig. 2 to also have a resetting means 9, Fig. 3), the magnetic control wheel is coaxially connected with a belt pulley, this belt pulley is by belt 71 and belt pulley 3 sockets, be wound with wiring 85 on the great wheel, one end of this wiring 85 and great wheel 2 are fixing, and the other end is fixedlyed connected with second link 53 of brace 51; The composition of main stay cord withdrawing device includes one group of fixed pulley (in the present embodiment, this group fixed pulley includes fixed pulley 16,17), walk around the rope 86 and balancing weight 18 of pulling back of this group fixed pulley, a described end of pulling back rope 86 is connected with balancing weight 18, the other end is fixedlyed connected with the 3rd link 54 of brace 51, the force direction of described wiring 85, the 86 pairs of braces 51 of rope of pulling back is identical, and is opposite with the force direction of 84 pairs of braces 51 of main stay cord.

In the present embodiment, three

links

52,53,54 of brace 51 are positioned at same perpendicular, and three

links

52,53,54 of brace 51 constitute a triangle.

In order to reach the balance of pulling force, in the present embodiment, it is the isosceles triangle on summit with first link 52 that three

links

52,53,54 of brace 51 constitute one, first link of brace 51 is positioned at the brace middle and upper part as shown in Figure 4, and second, third link is positioned at the middle and lower part of brace.

In order to improve the security of this training airplane, prevent that balancing weight from injuring personnel by a crashing object, training airplane of the present invention also has a protection tube 14 that vertically is fixed on the frame, and balancing weight 18 is positioned at this protection tube 14.

As shown in Figure 4, be fixed with washer 19 between brace 51 of the present invention and the great wheel 2, washer 19 has the passage (not drawing among the figure) that the appearance wiring passes through, wiring 85 passes this passage fixedlys connected with second link 53 of brace 51, be fixed with card respectively on the wiring on washer top, the rope of pulling back and

end ball

55,56, end in order to the card of realizing brace 51.In the present embodiment, washer is made of the intermediate plate of two correspondences, and fixed pulley 17 is fixed between these two intermediate plates, and wiring passes from the space between the intermediate plate.

Among Fig. 4, the top of great wheel is equipped with pinch roller 87, and the rope 86 of pulling back of walking around this pinch roller 87 is vertically fixedlyed connected with second link 53 brace 51, and the purpose of pinch roller 87 is to keep wiring 85 vertically terminal, plays the effect of stablizing wiring.In the present embodiment, pinch roller 87 is fixed on the frame by support 88, and the fixed form of pinch roller 87 also can adopt other modes.

Claims

1, magnetic control multifunctional trainer, its composition comprises: frame, assembly pulley, walk around the main stay cord of assembly pulley, it is characterized in that also including the magnetic control puller system, main stay cord withdrawing device, and brace with three links, the end of main stay cord is fixedlyed connected with brace first link, described magnetic control puller system mainly includes magnetic control wheel and tension thereof, belt pulley by the coaxial bearing connection, great wheel, little runner, and resetting means, described magnetic control wheel is coaxially connected with a belt pulley, this belt pulley is by belt and belt pulley socket, be wound with wiring on the described great wheel, one end and the great wheel of this wiring are fixed, and the other end is fixedlyed connected with second link of brace; The composition of described main stay cord withdrawing device includes one group of fixed pulley, walks around the pull back rope and the balancing weight of this group fixed pulley, a described end of pulling back rope is connected with balancing weight, the other end is fixedlyed connected with the 3rd link of brace, described wiring, pull back the rope identical to the force direction of brace, opposite with main stay cord to the force direction of brace.

2, magnetic control multifunctional trainer according to claim 1 is characterized in that three links of described brace are positioned at same perpendicular.

3, magnetic control multifunctional trainer according to claim 2 is characterized in that three links of described brace constitute a triangle.

4, magnetic control multifunctional trainer according to claim 3 is characterized in that three one of links formations of described brace are the isosceles triangle on summit with first link.

5, magnetic control multifunctional trainer according to claim 4 is characterized in that first link of brace is positioned at the brace middle and upper part, and second, third link is positioned at the middle and lower part of brace.

6, according to any described magnetic control multifunctional trainer of claim 1 to 5, it is characterized in that also having a protection tube that vertically is fixed on the frame, described balancing weight is positioned at this protection tube.

7, according to any described magnetic control multifunctional trainer of claim 1 to 5, it is characterized in that the top of described great wheel is equipped with pinch roller, pulling back rope is walked around this pinch roller, and vertically fixedlys connected with second link brace.

8, according to any described magnetic control multifunctional trainer of claim 1 to 5, it is characterized in that being fixed with washer between described brace and the great wheel, described washer has the passage that the appearance wiring passes through, wiring passes this passage fixedlys connected with second link of brace, is fixed with card respectively on the wiring on described washer top, the rope of pulling back and ends ball.