CN217489643U

CN217489643U - Adjustable portable pull rope exercise device

Info

Publication number: CN217489643U
Application number: CN202221426222.6U
Authority: CN
Inventors: 江先明
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-09-27
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses an adjustable portable stay cord exercise device, which comprises an instrument main body, and a main rotating shaft, an auxiliary rotating shaft and a resistance unit which are arranged in the instrument main body, wherein stay cords are wound at two ends of the main rotating shaft, a plurality of main rotating drums are sleeved on the main rotating shaft along the axial direction of the main rotating shaft, and a plurality of auxiliary rotating drums are sleeved on the auxiliary rotating shaft along the axial direction of the auxiliary rotating shaft and correspond to the main rotating drums; the resistance unit comprises a clockwork spring, an electric clutch piece and a controller, wherein the electric clutch piece is arranged on each main rotating cylinder; the controller selectively controls the action of different electric clutch pieces so as to ensure that the main rotary drum corresponding to the electric clutch pieces rotates or does not rotate along with the main rotary shaft and further drives or does not drive the spiral spring to rotate. The utility model discloses utilize clockwork spring's torsion to change the pulling force of stay cord into, accessible controller and clutching mechanism adjust output and synthesize torsion.

Description

Adjustable portable pull rope exercise device

Technical Field

The utility model belongs to the technical field of the supplementary apparatus of body-building, concretely relates to device is tempered to portable stay cord with adjustable.

Background

The pull rope or the fitness equipment with the pull rope can help people to exercise muscles, so that the purposes of slimming and body building are achieved; the existing dumbbell type apparatus can only perform training at a single angle, and the comprehensive tension trainer has a large structure, cannot be folded, occupies a large space and is inconvenient for common families to purchase and use, so that the tension rope becomes a choice for household stay rope exercise, but the tension of the tension rope is fixed, the requirement of adjustable strength cannot be met, and the exercise effect is limited to a large extent; with the progress of technology, the size and the weight of the equipment are reduced and the resistance is adjustable by partly trying to use a pull rope type exercise equipment with a motor as resistance in the market, but the self weight of the motor is heavy, the cost is high, heating and current noise and the like are insufficient in the running process, and the acceptance degree of the market at present needs to be gradually checked by a user.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device is tempered to portable stay cord with adjustable has solved the problem that the training action of present stay cord strength body-building equipment is single, with high costs, the dismouting flexibility ratio remains further optimization.

The technical proposal adopted by the utility model is that,

the adjustable portable stay cord exercise device comprises an instrument main body, and a main rotating shaft, an auxiliary rotating shaft and a resistance unit which are arranged in the instrument main body, wherein stay cords are wound at two ends of the main rotating shaft, a plurality of main rotating drums are movably sleeved on the main rotating shaft along the axial direction of the main rotating shaft, and a plurality of auxiliary rotating drums are sleeved on the auxiliary rotating shaft along the axial direction of the auxiliary rotating shaft and correspond to the main rotating drums;

the resistance unit comprises a clockwork spring, an electric clutch piece and a controller, wherein the electric clutch piece is arranged on each main rotating cylinder; the controller is used for: and selectively controlling the action of different electric clutch pieces so as to ensure that the main rotary drum corresponding to the electric clutch pieces rotates or does not rotate along with the main rotary shaft and further drive or not drive the spring to rotate.

The utility model is also characterized in that;

the main rotating shaft and the auxiliary rotating shaft are arranged in the instrument main body in a paired rotating mode through bearings, and the axes of the main rotating shaft and the auxiliary rotating shaft are parallel to each other.

Electric clutch spare includes micro motor, reed and dog, and micro motor has the output screw along radially stretching out of main pivot, and the output screw disposes the nut, and the dog is connected to the one end connecting nut, the other end of reed, and the inner wall of main rotary drum corresponds the dog and is provided with a plurality of recess, and the intermediate position of reed is seted up porosely, corresponds the hole along the groove width direction in the elongated slot and is provided with the cylinder, and the cylinder passes the hole, and the controller is used for: the micro motor is controlled to rotate forwards or reversely to drive the stop block to extend into or separate from the groove, and then the main rotary drum is controlled to be locked or separated from the main rotary shaft along the circumferential direction.

The outer surface of the instrument main body is provided with a rotary button and a display screen corresponding to the controller.

And both ends of the main rotating shaft are wound with pull ropes, and the winding direction of the pull ropes is opposite to the winding direction of the clockwork spring of the auxiliary rotating drum.

The pulley block is arranged in the main body of the apparatus corresponding to the pull rope, and one end of the pull rope extending out of the main body of the apparatus is connected with a handle.

The bottom of the instrument body is provided with a plurality of anti-slip pads on the outer surface thereof.

The bottom of the instrument body is provided with a chute and/or at least two hooks on the outer surface thereof.

The utility model has the advantages that: the utility model discloses portable stay cord exercise device with adjustable utilizes the torsion that the crooked elastic deformation that produces behind the clockwork spring spiral produces to change into the pulling force of stay cord, and clockwork spring simple structure, with low costs, small, light in weight, the noiseless of not generating heat realizes the different combinations of a plurality of clockwork springs through the action of clutching mechanism, makes the comprehensive torsion of output adjustable changeable; on the other hand, the utility model discloses a portable stay cord exerciser that realizes can place and carry out the stay cord on the bottom surface and take exercise, also can install and carry out the stay cord on objects such as wall and take exercise, satisfies the exercise demand at different angles, different health positions, uses in a flexible way, can digital control, is fit for the family and promotes, satisfies the demand of convenient body-building at home.

Drawings

FIG. 1 is a schematic perspective view of the internal structure of the adjustable portable pull-cord exercise device of the present invention;

FIG. 2 is a schematic view of the position of the clutch mechanism of the adjustable portable pull-cord exercise device of the present invention;

FIG. 3 is a schematic view of the main shaft of the adjustable portable pull-cord exercise device of the present invention;

FIG. 4 is a schematic perspective view of the clutch mechanism of the adjustable portable pull-cord exercise device of the present invention;

FIG. 5 is a cross-sectional view of the adjustable portable pull-cord exercise device of the present invention with the clutch disengaged;

FIG. 6 is a cross-sectional view of the adjustable portable pull-cord exercise device of the present invention with the clutch engaged;

FIG. 7 is an enlarged schematic view of the clutch mechanism of the adjustable portable pull-cord exercise device of the present invention;

FIG. 8 is a schematic perspective view of the clockwork spring portion of the adjustable portable pull-cord exercise device of the present invention;

FIG. 9 is a cross-sectional view of the clockwork spring portion of the adjustable portable pull-cord exercise device of the present invention;

FIG. 10 is a schematic view of the external configuration of the adjustable portable pull-cord exercise device of the present invention;

FIG. 11 is a schematic view of the bottom structure of the adjustable portable pull rope exercise device of the present invention

FIG. 12 is a schematic structural view of a mating mounting plate of the adjustable portable pull-cord exercise device of the present invention;

fig. 13 is a schematic view of the internal structure of the adjustable portable pull rope exercising device of the present invention with two sets of main rotating shafts and auxiliary rotating shafts.

In the figure, 1, an instrument main body, 2, a main rotating shaft, 3, an auxiliary rotating shaft, 4, a pull rope, 5, a main rotating drum, 6, an auxiliary rotating drum, 7, a clockwork spring, 8, a reed, 9, a micro motor, 10, a stop block, 11, a cylinder, 12, a screw rod, 13, a nut, 14, a pulley block, 15, a non-slip mat, 16, a sliding chute, 17, a sliding rail, 18, a mounting plate, 19, a controller, 20, a rotating button, 21, a display screen, 22, a fixed pulley and 23 are provided with a hook.

Detailed Description

The adjustable portable pull-cord exercise device of the present invention will be described in further detail with reference to the accompanying drawings and the detailed description.

The utility model discloses device is tempered to portable stay cord with adjustable please refer to fig. 1 and fig. 2, include: the device comprises a device body 1, a main rotating shaft 2, an auxiliary rotating shaft 3, a resistance unit and a pull rope 4.

The main rotating shaft 2 and the auxiliary rotating shaft 3 are rotatably arranged inside the instrument main body 1, the resistance unit comprises a main rotating drum 5, an auxiliary rotating drum 6, a clockwork spring 7 and a clutch mechanism, the main rotating drum 5 is rotatably sleeved on the main rotating shaft 2, the auxiliary rotating drum 6 is rotatably sleeved on the auxiliary rotating shaft 3, the clockwork spring 7 is naturally wound on the auxiliary rotating drum 6, an outer ring of the clockwork spring 7 is wound on the main rotating drum 5 in an S shape, the end part of the outer ring of the clockwork spring 7 is fixedly connected with the main rotating drum 5, the main rotating shaft 2 is provided with a long groove along the axis, and the clutch mechanism is arranged in the long groove.

The pull rope 4 is wound on the end part of the main rotating shaft 2, the winding direction of the pull rope 4 is opposite to the winding direction of the winding spring 7 of the auxiliary rotating drum 6, and one end of the pull rope 4 extends out of the instrument body and is connected with a training handle.

The main rotating shaft 2 and the auxiliary rotating shaft 3 are rotatably arranged in the instrument main body 1 through bearings, and the axes of the main rotating shaft 2 and the auxiliary rotating shaft 3 are parallel to each other.

The main rotary drum 5 and the auxiliary rotary drum 6 are arranged in pairs, the geometric centers of the main rotary drum 5 and the auxiliary rotary drum 6 are aligned with each other, and a plurality of grooves along the axis are uniformly formed in the inner wall of the main rotary drum 5.

Referring to fig. 3 and 4, the clutch mechanism includes a spring 8 and a micro motor 9, a stopper 10 is disposed at one end of the spring 8, and a circular through hole penetrating through two side surfaces is disposed on the spring 8 near the middle region.

A cylinder 11 is arranged in a groove of the main rotating shaft 2, the reed 8 is rotatably arranged on the cylinder 11 through a circular through hole, the reed 8 and the stopper 10 can rotate around the cylinder 11 in the groove, and the stopper 10 can partially extend out of a long groove of the main rotating shaft 2 and extend into a groove of the main rotating drum 5.

Referring to fig. 1 and 10, the adjustable portable pull rope exercise device of the present invention further includes a controller 19 disposed in the device body 1, and a rotary button 20 and a display screen 21 disposed outside the upper surface of the device body 1, wherein the controller 19 is electrically connected to the clutch mechanism, the rotary button 20, and the display screen 21, and controls the operation states of the clutch mechanisms with different numbers through the rotation angle of the rotary button 20, and displays the current setting on the display screen 21, and the exercise data of the user.

Referring to fig. 5 and 6, in the adjustable portable pull rope exercising device of the present invention, the micro motor 9 is disposed at an end of the spring 8 away from the stop block 10, a main body of the micro motor 9 is mounted on the main shaft 2, an output end of the micro motor 9 is a screw 12, and an axis of the screw 12 perpendicular to the main shaft 2 extends into an elongated slot of the main shaft 2.

The output screw 12 of the micromotor 9 is also provided with a nut 13, the shape of the nut 13 is a concave groove, and one end of the reed 8 far away from the stop block 10 extends into the concave groove of the nut 13.

Please continue to refer to fig. 5, in the portable pull rope exercise device with adjustable of the present invention, the rotation button 20 controls the opening amount of the micro motor 9 through the rotation angle, the micro motor 9 drives the nut 13 to move upwards, and further drives the one end of the reed 8 to move upwards, because of the principle similar to a seesaw, the other end of the reed 8 will move downwards, the stopper 10 will break away from the groove of the main drum 5 due to the downward movement, when the main shaft 2 rotates, the main drum 5 will not rotate along with the rotation of the main shaft 2, the clockwork spring 7 will not be wound on the main drum 5, thereby will not form torsion to the main drum 5 and the main shaft 2.

Referring to fig. 6, in the adjustable portable pull rope exercising device of the present invention, the rotation button 20 controls the opening amount of the micro motor 9 through the rotation angle, the micro motor 9 drives the nut 13 to move downward, and further drives one end of the reed 8 to move downward, according to the seesaw principle, the other end of the reed 8 will move upward, the stopper 10 extends into the groove of the main drum 5 due to the upward movement, and at this time, a part of the stopper 10 is in the groove of the main rotating shaft 2, and a part of the stopper 10 is in the groove of the main drum 5, so as to lock the rotation of the main drum 5 and the rotation of the main rotating shaft 2; when the main shaft 2 rotates, the main drum 5 rotates with the rotation of the main shaft 2, and the clockwork spring 7 is gradually wound around the main drum 5 from the outer race, thereby imparting a torsion force to the main drum 5 and the main shaft 2, and finally converting the torsion force into a tension force of the cord 4.

The adjustable portable pull rope exercise device of the utility model finally controls whether the main rotary drum 5 rotates along with the main rotary shaft 2 or not through the positive and negative rotation of the micro motor 9, and realizes whether the clockwork spring 7 generates torsion or not; the number of the spring springs 7 is preferably five in the present embodiment, and the magnitude relationship of the torsion forces of the five spring springs 7 is 1 unit, 2 units, 4 units, 8 units and 16 units. The combined output of the torsion with 1 unit as step and ranging from 0 to 31 units can be realized by whether the main drum 5 rotates along with the main rotating shaft 2 or not. It should be noted that the preset is only one of the listed scenarios, and does not constitute a limitation on other presets or scenarios.

Referring to fig. 1, in the adjustable portable pull rope exercising device of the present invention, a pulley block 14 is disposed at a position close to an outlet of the pull rope 4 inside the device body 1, the pulley block 14 is composed of two fixed pulleys disposed on the same plane, and the pull rope 4 passes through between the two fixed pulleys and extends out of the device body 1.

With reference to fig. 11 and 12, in the adjustable portable pull rope exercising device of the present invention, a soft anti-slip mat 15 is disposed at a position near four corners outside the bottom surface of the device body 1, when the user places the device body 1 on the bottom surface for pulling rope exercise, the user steps on the device body 1 with one or two feet, the device body 1 is pressed on the bottom surface by self gravity, then the pull rope exercise is performed, and the anti-slip mat 15 can prevent the device body 1 from sliding.

As an embodiment, the utility model discloses among the portable stay cord exercise device with adjustable, the position in the middle of the bottom surface outside is provided with the spout 16 of dovetail under apparatus main part 1, can also select to be provided with a plurality of couple 23 on its bottom surface, can be fixed in the room with this structure through couple 23 and be fit for the place that couple 23 is fixed, and then take exercise.

As an embodiment, the utility model discloses device is tempered to portable stay cord with adjustable can also form a complete set and be provided with

outside mounting panel

18, 18 go up the mounting panel with 16 supporting dovetail slide rails 17 that are provided with of spout for fix apparatus main part 1 on objects such as walls, the user can be fixed in the position that needs with the mounting panel, 16 covers on dovetail slide rails 17 through the dovetail slide rails of 16 covers of apparatus main part 1 of spout, fix apparatus main part 1 on mounting panel 18, thereby realize the stay cord exercise of different positions different angles.

As an embodiment, the utility model discloses portable stay cord exercise device with adjustable comprises two sets of main pivot 2 and counter shaft 3, lies in with the difference of a set of main pivot 2 and counter shaft 3, and main pivot 2 and counter shaft 3 divide into two pairs, and two stay cords 4 twine respectively at the one end tip of two main pivots 2, and other parts are the same with a set of main pivot 2 and counter shaft 3.

As an embodiment, please refer to fig. 13, the adjustable portable pull rope exercise device of the present invention is further configured with a fixed pulley 22, wherein one pull rope 4 is disposed on the fixed pulley 22, the direction of the pull rope 4 is changed by the fixed pulley 22, the pull rope 4 is guided to the pulley block 14, so as to avoid the interference between the pull rope 4 and other components, and realize the position symmetry of the two pull ropes 4 extending out of the device body 1.

The utility model discloses portable stay cord exercise device with adjustable utilizes the torsion that the crooked elastic deformation that produces behind the clockwork spring spiral to produce, changes into the pulling force of stay cord, realizes the different combinations of a plurality of clockwork springs through the action of clutching mechanism, makes the comprehensive torsion of output adjustable changeable; the utility model discloses compact structure, can realize automatic regulation control, have better practical meaning.

Claims

1. The adjustable portable stay cord exercise device is characterized by comprising an instrument main body (1), and a main rotating shaft (2), an auxiliary rotating shaft (3) and a resistance unit which are arranged in the instrument main body (1), wherein stay cords (4) are wound at two ends of the main rotating shaft (2), a plurality of main rotating drums (5) are movably sleeved on the main rotating shaft (2) along the axial direction of the main rotating shaft, and a plurality of auxiliary rotating drums (6) are sleeved on the auxiliary rotating shaft (3) along the axial direction of the auxiliary rotating shaft and correspond to the main rotating drums (5);

the resistance unit comprises a clockwork spring (7), an electric clutch piece configured on each main drum (5) and a controller (19), the clockwork spring (7) is naturally wound on the auxiliary drum (6), one end of the outer ring of the clockwork spring (7) extending out is fixed on the main drum (5), a long groove is formed in the main rotating shaft (2), and the electric clutch piece is arranged in the long groove; the controller (19) is configured to: and selectively controlling the action of different electric clutch pieces so as to ensure that the main rotary drum (5) corresponding to the electric clutch pieces rotates or does not rotate along with the main rotary shaft (2) and further drives or does not drive the spiral spring (7) to rotate.

2. The adjustable portable pull-cord exercise device according to claim 1, wherein the main rotating shaft (2) and the auxiliary rotating shaft (3) are rotatably arranged in the machine body (1) in pairs through bearings, and the axes of the main rotating shaft (2) and the auxiliary rotating shaft (3) are parallel to each other.

3. The adjustable portable pull-cord exercise device according to claim 1, wherein the electric clutch comprises a micro motor (9), a spring (8) and a stopper (10), the micro motor (9) extends out of an output screw (12) along the radial direction of the main rotating shaft (2), the output screw (12) is provided with a nut (13), one end of the spring (8) is connected with the nut (13), the other end of the spring is connected with the stopper (10), the inner wall of the main rotating cylinder (5) is provided with a plurality of grooves corresponding to the stopper (10), a hole is formed in the middle position of the spring (8), a cylinder (11) is arranged in the elongated groove along the groove width direction corresponding to the hole, the cylinder (11) passes through the hole, and the controller (19) is configured to: the micro motor (9) is controlled to rotate forwards or reversely to drive the stop block (10) to extend into or separate from the groove, and then the main rotary drum (5) is controlled to be locked or separated from the main rotary shaft (2) along the circumferential direction.

4. The adjustable portable pull-cord exercise device according to claim 3, wherein the outer surface of the machine body (1) is provided with a rotary button (20) and a display screen (21) corresponding to the controls (19).

5. The adjustable portable pull-cord exercise device according to claim 1, wherein the pull cord (4) is wound around both ends of the main shaft (2), the winding direction of the pull cord (4) being opposite to the winding direction of the winding spring (7) of the secondary drum (6).

6. The adjustable portable pull-cord exercise device according to claim 1, wherein a pulley block (14) is provided in the device body (1) in correspondence with the pull cord (4), the pull cord (4) being connected to a handle at the end protruding from the device body (1).

7. The adjustable portable pull-cord exercise device according to claim 1, wherein the bottom of the machine body (1) is provided with several non-slip pads (15) on its outer surface.

8. The adjustable portable pull-cord exercise device according to claim 1, wherein the bottom of the machine body (1) is provided with a runner (16) and/or at least two hooks (23) on its outer surface.