CN214913017U

CN214913017U - Resistance-adjustable leg trainer

Info

Publication number: CN214913017U
Application number: CN202121144847.9U
Authority: CN
Inventors: 王利辉
Original assignee: Haoshi Fitness Equipment Shanghai Co ltd
Current assignee: Haoshi Fitness Equipment Shanghai Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-11-30
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a resistance-adjustable leg trainer, wherein a handle is arranged at the upper part of a main frame, and leg tension frames are symmetrically arranged at the lower part of the main frame; a foot pad platform is arranged at the central position below the leg tension frame; damping components are symmetrically arranged on two sides of the leg tension frame, a rotating shaft of the damping generator is connected with a transmission disc, one side of the transmission disc is connected with a rocker mechanism, the rocker mechanism is connected with a sliding block, a sliding track is arranged below the sliding block, the sliding block is connected with a push-pull rod, and the push-pull rod is connected with a leg clamping plate; the damping generator comprises a rotor core connected with the rotating shaft, a rotor winding is arranged on the rotor core, a stator core is concentrically arranged on the outer circumference of the rotor core, a three-phase coil winding is embedded in the inner side of the stator core, a current collecting device is connected with a sliding rheostat in series, and a data management system is in communication connection with a controller system. The utility model discloses the degree of integrating is high, a tractor serves several purposes, and shank tension frame user can select different load resistance as required to carry out the body-building, has optimized user's operation greatly and has experienced.

Description

Resistance-adjustable leg trainer

Technical Field

The utility model relates to a sports apparatus, in particular to a resistance-adjustable leg trainer.

Background

The leg training device body builder of the prior art generally adopts a weight stack to adjust a training weight, and then adjusts the body-building resistance, and the deficiency is: (1) operators need different resistances in different physical energy states, and the counterweight plates increase or decrease the counterweight by taking the whole plate as a base number, so that the method belongs to step adjustment, and the resistance adjustment cannot realize fragmentation adjustment; (2) the resistance is adjusted by the counterweight plate, the counterweight plate falls back under the action of self weight when in a relaxed state, and the counterweight plate is easy to smash and fall if the counterweight plate cannot be retracted, so that the noise is high and certain danger is caused; (3) the counterweight plates are more and heavier, which causes difficulties in carrying, transferring, storing and the like of the body-building equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shank training ware with adjustable resistance of novel structure adopts neotype shank training ware structural design and neotype damping part design, simple structure, in order to solve current exercise bicycle resistance and adjust inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable resistance leg exerciser, comprising: the upper part of the main frame is provided with a handlebar, and the lower part of the main frame is symmetrically provided with leg tension frames; a foot pad platform is arranged at the center position below the leg tension frame; damping parts are symmetrically arranged on two sides of the leg tension frame, each damping part comprises a damping generator, a rotating shaft of each damping generator is connected with a transmission disc, one side of each transmission disc is connected with a rocker mechanism, each rocker mechanism is connected with a sliding block, a sliding track is arranged below each sliding block, each sliding block is connected with a push-pull rod, and each push-pull rod is connected with a leg clamping plate; the damping generator comprises a rotor core connected with the rotating shaft, a rotor winding is arranged on the rotor core, a stator core is concentrically arranged on the outer circumference of the rotor core, a three-phase coil winding is embedded in the inner side of the stator core, the rotor winding is connected with a current collecting device, a movable gap is formed between the rotor core and the stator core, the current collecting device is connected with a sliding rheostat in series, signals of the sliding rheostat are communicated with a data management system of the leg trainer, and the data management system is in communication connection with a controller system.

Preferably, the upper part of the leg tension frame is provided with a vertical rod, a connecting rod is arranged between the vertical rods of the two leg tension frames at two sides, the connecting rod is of an upward arch structure, and the two connecting rods are arranged in parallel.

Preferably, the handle bar is arranged between the two connecting rods

Preferably, the leg tension frame on one side is a double door-shaped support, and comprises vertical frames at two ends and a transverse frame connected with the vertical frames at two ends, and the vertical frames are also of door-shaped structures.

Preferably, the cross frame is provided with a double-row cross rod, and the resistance generator is fixedly arranged on the double-row cross rod.

Preferably, the slide block and the slide rail are provided on the cross frame.

Preferably, the controller system comprises an adjusting switch for controlling the resistance value of the sliding rheostat, and the adjusting switch is a stepless adjusting knob.

Preferably, the rotor core is of a solid roller structure.

Preferably, a protective shell is arranged on the periphery of the damping part, and the protective shell is arranged on the leg tension frame.

Preferably, the stator core is fixedly connected with the protective shell.

The utility model discloses a technological effect and advantage:

1. the utility model discloses simple structure, upper portion set up the barre, and the lower part sets up shank tension frame, and the user can stand the setting that carries out the shank and take exercise the barre and make the user stand more steady, more is favorable to the shank to have an effect, and the barre both plays the effect of connecting the reinforcement to the main frame, can be used as body-building apparatus again alone, and the shank tension frame user of lower part can select different load resistance as required to carry out the body-building, has optimized user's operation experience greatly.

2. The utility model discloses an electric motor principle, motor power cord connect conversely, make the electric current produce magnetic force, and pulling force or back power when building body pass through sliding block and rocker mechanism and transmit to the driving disk, and then rotate the driving shaft core, make rotor part cutting magnetic line of force produce the resistance, and then produce the resistance to user's body-building action.

3. The rotor core adopts the solid core, makes the rotor subassembly have stronger inertia, reduces the poor that body-building starts to exert oneself and maintains the strength, improves the stationarity of body-building.

4. The load is adjusted by adjusting the slide rheostat, and then the size of the body-building resistance is adjusted.

5. The utility model discloses safe in utilization, convenient transport and removal.

Drawings

FIG. 1 is a schematic structural view of a resistance-adjustable leg training device according to the present invention;

FIG. 2 is a schematic structural view of the damping member of the present invention;

the reference signs are: 1. main frame, 2, barre, 3, leg tension frame, 31, grudging post, 32, crossbearer, 33, pole setting, 34, connecting rod, 4, damping part, 5, damping generator, 51, rotor core, 52, rotor winding, 53, stator core, 6, driving disc, 7, rocker mechanism, 8, sliding block, 9, sliding track, 10, push-pull rod, 11, leg splint, 12, footplate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, a resistance-adjustable leg training device comprises: the upper part of the main frame 1 is provided with a handle bar 2, and the lower part of the main frame 1 is symmetrically provided with leg tension frames 3; the lower center position of the leg tension frame 3 is provided with a foot pad table 12, the foot pad table 12 can accurately position the body building station, the position of the leg clamp plate relative to the leg can be adjusted according to the heights of different body builders, the position of the leg clamp plate 11 relative to the leg of the same body builder can be adjusted, and the body building effect of the leg on different positions is achieved. Damping parts 4 are symmetrically arranged on two sides of the leg tension frame 3, each damping part 4 comprises a damping generator 5, a rotating shaft of each damping generator 5 is connected with a transmission disc 6, one side of each transmission disc 6 is connected with a rocker mechanism 7, each rocker mechanism 7 is connected with a sliding block 8, a sliding track 9 is arranged below each sliding block 8, each sliding block 8 is connected with a push-pull rod 10, and each push-pull rod 10 is connected with a leg clamping plate 11; the damping generator 5 comprises a rotor core 51 connected with a rotating shaft, a rotor winding 52 is arranged on the rotor core 51, a stator core 53 is concentrically arranged on the outer circumference of the rotor core 51, a three-phase coil winding is embedded in the inner side of the stator core 53, the rotor winding is connected with a current collecting device, a movable gap is arranged between the rotor core 51 and the stator core 53, the current collecting device is connected with a sliding rheostat in series, signals of the sliding rheostat are communicated with a data management system of the leg trainer, and the data management system is in communication connection with a controller system.

In other embodiments, the upright 33 is disposed above the leg tension frame 3, the connecting rod 34 is disposed between the uprights 33 of the two leg tension frames 3 on two sides, the connecting rod 34 is in an upward arch structure, the connecting rods 34 are disposed in parallel, and the bar 2 is disposed between the two connecting rods 34.

In other embodiments, the single-sided leg tension frame 3 is configured as a double door-type frame, and includes two end stands 31 and a cross frame 32 connecting the two end stands 31, and the stands 31 are also in a door-type structure. The double door-shaped support has even component force, can better bear the force of the damping part, and has safe and reliable structure.

In other embodiments, cross-frame 32 is provided with a double row of cross-bars, to which resistance generator 5 is secured. The fixing and force transmission of the damping generator 5 are facilitated, and the laying of the sliding track 9 is facilitated.

In other embodiments, the slide block 8 and the slide rail 9 are provided on the cross frame 32. The push-pull rod 10 drives the sliding block 8 to slide on the sliding track 9 in a reciprocating mode, so that the inward stretching and outward pushing actions of a body builder during flying bird type action training can be resisted, the inner side muscles and the outer side muscles of the arms can be trained more effectively, and the training effect is more remarkable.

In other embodiments, the controller system includes an adjustment switch for controlling the magnitude of the resistance of the slide rheostat, and the adjustment switch is a stepless adjustment knob. The user can adjust the resistance according to the self-pulling requirement and the pulling rhythm.

In other embodiments, the rotor core 51 is a solid roller structure, so that the rotor assembly has stronger inertia, the force difference between starting and maintaining the force is reduced, and the stability of the exercise is improved.

In other embodiments, the damping member 4 is peripherally provided with a protective casing, which is provided on the leg tension frame. The stator core is fixedly connected with the protection shell. The use safety and the installation firmness of the damping generator are improved.

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable resistance leg exerciser, comprising:

the upper part of the main frame is provided with a handlebar, and the lower part of the main frame is symmetrically provided with leg tension frames; a foot pad platform is arranged at the center position below the leg tension frame; damping parts are symmetrically arranged on two sides of the leg tension frame, each damping part comprises a damping generator, a rotating shaft of each damping generator is connected with a transmission disc, one side of each transmission disc is connected with a rocker mechanism, each rocker mechanism is connected with a sliding block, a sliding track is arranged below each sliding block, each sliding block is connected with a push-pull rod, and each push-pull rod is connected with a leg clamping plate; the damping generator comprises a rotor core connected with the rotating shaft, a rotor winding is arranged on the rotor core, a stator core is concentrically arranged on the outer circumference of the rotor core, a three-phase coil winding is embedded in the inner side of the stator core, the rotor winding is connected with a current collecting device, a movable gap is formed between the rotor core and the stator core, the current collecting device is connected with a sliding rheostat in series, signals of the sliding rheostat are communicated with a data management system of the leg trainer, and the data management system is in communication connection with a controller system.

2. The adjustable-resistance leg trainer according to claim 1, wherein: the upper portion of shank tension frame sets up the pole setting, sets up the connecting rod between the pole setting of two shank tension frames of both sides, the connecting rod is ascending domes, the connecting rod is two of parallel arrangement.

3. The adjustable-resistance leg trainer according to claim 2, wherein: the handle bar is arranged between the two connecting rods.

4. The adjustable-resistance leg trainer according to claim 1, wherein: unilateral the shank tension frame sets up to dual door type support, including the grudging post at both ends, and the crossbearer of connecting both ends grudging post, the grudging post also is door type structure.

5. The adjustable-resistance leg exerciser of claim 4, wherein: the cross frame is provided with double rows of cross rods, and the damping generators are fixedly arranged on the double rows of cross rods.

6. The adjustable-resistance leg exerciser of claim 4, wherein: the sliding block with the sliding track set up in on the crossbearer.

7. The adjustable-resistance leg trainer according to claim 1, wherein: the controller system comprises an adjusting switch for controlling the resistance value of the slide rheostat, and the adjusting switch is a stepless adjusting knob.

8. The adjustable-resistance leg trainer according to claim 1, wherein: the rotor core is of a solid roller structure.

9. The adjustable-resistance leg trainer according to claim 1, wherein: and a protective shell is arranged on the periphery of the damping part and arranged on the leg tension frame.

10. The adjustable-resistance leg exerciser of claim 9, wherein: the stator core is fixedly connected with the protection shell.