CN219721816U

CN219721816U - Pull rope mechanism for body-building equipment and body-building equipment using same

Info

Publication number: CN219721816U
Application number: CN202321111197.7U
Authority: CN
Inventors: 陈朝泉
Original assignee: Dongguan Baiqun Electronic Technology Co ltd
Current assignee: Dongguan Baiqun Electronic Technology Co ltd
Priority date: 2022-07-06
Filing date: 2023-05-09
Publication date: 2023-09-22
Anticipated expiration: 2033-05-09
Also published as: CN116637325A; CN217886887U; TWM634088U

Abstract

The utility model relates to the technical field of fitness equipment, in particular to a pull rope mechanism for fitness equipment and the fitness equipment using the pull rope mechanism, and relates to the pull rope mechanism for the fitness equipment and the fitness equipment using the pull rope mechanism. The driving unit comprises a motor, a speed reducing device and a winding drum connected with the motor, and the stay rope unit comprises a stay rope and a steering wheel adjacent to the winding drum; the pull rope is connected with the winding drum by one end of the pull rope, so that the pull rope can be wound on the winding drum by being pulled by the winding drum, when a user pulls the pull rope, the driving unit provides adjustable resistance resisting rotation, and the resistance is transmitted to the winding drum through the motor driving speed reducing device so as to control the difficulty in stretching the pull rope. Thus, the present utility model has adjustable resistance to provide different intensity exercises to the user.

Description

Pull rope mechanism for body-building equipment and body-building equipment using same

Cross Reference to Related Applications

The present utility model claims priority from taiwan patent application, filed in 2022, month 07 and 06, filed in chinese patent office with application No. TW111207222, entitled "pull cord mechanism for exercise apparatus and exercise apparatus using the same," the entire contents of which are incorporated herein by reference.

Technical Field

The utility model relates to the technical field of fitness equipment, in particular to a pull rope mechanism for fitness equipment and the fitness equipment using the pull rope mechanism.

Background

The traditional fitness equipment that disposes pulling force rope is through pulling the elasticity that produces behind the rope body and carry out weight training to upper arm and pectoral muscle, and then reaches muscle exercise effect to through trampling or be fixed in the plane like fixed mode such as on the wall with the elastic cord, strengthen training effect, the fixed mode has unstable risk, probably causes sports injury or unexpected not enough.

In order to provide the sports equipment with multiple sports modes and high practicability for users, a plurality of platform type body-building equipment combining elastic ropes and pull ropes are arranged on the market, and arms and pectoral muscles are trained through the elastic ropes and the pull ropes so as to achieve the multifunctional sports effect. The existing platform type stay rope body-building equipment provided with the elastic rope and the stay rope is fixed by the telescopic elastic force of the elastic rope, higher-strength training cannot be provided for a user, and the stay rope resistance is provided by utilizing the steel belt tightening resistance wheel, so that noise and machine part abrasion are easily generated due to friction when the stay rope is pulled.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a pull rope mechanism for fitness equipment and the fitness equipment using the pull rope mechanism.

The utility model adopts the following technical scheme:

a pull cord mechanism for an exercise apparatus, comprising:

the driving unit comprises a motor, a speed reducing device and a winding drum; the speed reducing device is connected with the motor and is provided with an output end, and the winding drum is in driving connection with the output end;

the rope pulling unit comprises a rope and at least one steering wheel, wherein the rope pulling rope is wound on the outer side of the winding drum; the pull rope comprises a first end, a second end and a body part arranged between the first end and the second end; the first end is fixed to the outside of the spool, the body bypasses the at least one steering wheel, and the second end extends outward.

Preferably, the motor, the speed reducing device and the winding drum are coaxially arranged.

Preferably, the reduction means comprises a plurality of intermeshing gears.

Preferably, the speed reducing device comprises a first belt pulley, a second belt pulley, a third belt pulley, a fourth belt pulley, a first belt and a second belt; the first belt pulley is coaxially connected with the motor, the third belt pulley is coaxially connected with the second belt pulley to synchronously rotate, the fourth belt pulley is coaxially connected with the winding drum, the first belt is sleeved on the outer sides of the first belt pulley and the second belt pulley to realize transmission, and the second belt is sleeved on the outer sides of the third belt pulley and the fourth belt pulley to realize transmission.

Preferably, the speed reducing device further comprises a tension adjusting wheel, and the outer edge of the tension adjusting wheel is abutted against the inner sides of the first belt and the second belt.

Preferably, the fourth belt pulley and the winding drum are of an integrated structure.

Preferably, a pull ring is arranged at one end of the pull rope, and the pull ring is fixed at the second end.

Preferably, a pull rod is arranged at one end of the pull rope, and the pull rod is fixed at the second end.

Preferably, the device further comprises a base, wherein the driving unit and the pull rope unit are assembled on the base; the base is provided with a left pedal and a right pedal, the left pedal and the right pedal are used for a user to tread, and the body of the pull rope is positioned between the left pedal and the right pedal.

Preferably, the steering wheel comprises a driving unit, the driving unit is horizontally arranged on the base, and the steering wheel guides the second end of the stay rope to vertically extend upwards or horizontally extend.

Preferably, the device further comprises a frame, the driving unit is vertically arranged on the side wall of the frame, and the steering wheel guides the second end of the pull rope to vertically extend upwards.

An exercise machine is provided with the pull rope mechanism.

Preferably, the exercise apparatus is embodied as a rowing machine comprising a pull-cord mechanism as described above.

Preferably, the body-building equipment is specifically a portal frame integrated body-building machine, and the portal frame integrated body-building machine comprises the pull rope mechanism.

Preferably, the body-building equipment is specifically a platform type pull rope body-building machine, the platform type pull rope body-building machine comprises a platform and two pull rope mechanisms assembled in the platform, one end of the pull rope penetrates out of the platform and is fixedly provided with pull rings, and the left hand and the right hand of a user respectively hold the pull rings to exercise.

Preferably, a stop piece is fixedly arranged at one end of the pull rope; when the stay cord is rolled up in the reel outside, the retaining piece can block in the platform upper end.

Preferably, the fitness equipment comprises a server and a plurality of power resistors; the server and the power resistor are electrically connected with the driving unit.

The stay cord mechanism for the body-building equipment and the body-building equipment using the stay cord mechanism have the following beneficial effects:

1. the utility model relates to a stay cord mechanism for fitness equipment, which is provided with a driving unit for pulling or releasing a stay cord, wherein the driving unit comprises a motor and a speed reducer; the motor is provided with the resistance of the pull rope, and the resistance is adjustable, so that more proper training strength is provided for a user; the speed reducing device consists of a plurality of pulleys which are mutually driven, so that noise and abrasion during pulling of the pull rope can be reduced.

2. The body-building equipment using the pull rope mechanism can be particularly body-building equipment for body-building exercises by adopting pull ropes, such as a rowing machine, a portal frame comprehensive body-building machine, a platform type pull rope body-building machine and the like, and can provide greater training strength for users by adopting the pull rope mechanism.

Drawings

FIG. 1 is a schematic view of the overall structure of a pull rope exercise machine according to a first embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a part of the structure of FIG. 1;

FIG. 3 is a schematic diagram showing the overall structure of a driving unit in the pull rope mechanism of the present utility model;

FIG. 4 is a schematic view showing the overall structure of a further drive unit in the pull rope mechanism according to the present utility model;

fig. 5 is a schematic view showing the overall structure of a rowing machine according to a second embodiment of the utility model;

FIG. 6 is a schematic view of still another overall structure of a rowing machine according to a second embodiment of the utility model;

FIG. 7 is a schematic view of the overall structure of a gantry integrated exercise machine according to a third embodiment of the present utility model;

FIG. 8 is a schematic diagram of the overall structure of a pull-rope exercise machine according to a fourth embodiment of the present utility model;

fig. 9 is a schematic view showing the whole structure of a gluteal push machine according to a fifth embodiment of the present utility model.

Reference numerals in the drawings: 10-a platform type stay cord body-building machine; 11-a platform;

12-a pull rope mechanism; 13-a server; 14-a power resistor;

20-a pull rope unit; 21-pulling rope; 211-a first end; 212-a second end; 213-body; 22-steering wheel; 221-a first steering wheel; 222-a second steering wheel; 223-a third rotating wheel; 224-fourth steering wheel; 23-wheel seats; 24-stop; 25-snap ring;

30-a driving unit; 31-a motor mount; 311-bottom plate; 312-front riser; 313-rear riser; 314-supporting columns; a 32-motor; 33-a speed reduction device; 331-a first pulley; 332-a second pulley; 333-third pulley; 334-fourth pulley; 335-a first belt; 336-a second belt; 34-reel;

40-rowing machine; 41-a base; 42-a first beam column; 43-a second beam column; 44-left pedal; 45-right pedal;

50-pull rod; 51-pull ring;

60-portal frame comprehensive body-building machine; 61-a frame;

70-hip pusher.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and 2, an exercise apparatus, specifically a table-type pull-rope exercise machine 10, according to a first embodiment of the present utility model is shown. In this embodiment, the table-type pull-cord exercise machine 10 includes a table 11 and two sets of pull-cord mechanisms 12 mounted on the table 11; specifically, the pull-cord mechanism 12 includes a pull-cord unit 20, a driving unit 30 that drives the pull-cord 21 to extend or retract, and a pull-cord fixed to one end of the pull-cord unit 20; the user can stand on the upper end surface of the platform 11, hold the pull ring by the left and right hands and carry out the movement of pulling and releasing the pull rope 21 in a reciprocating manner so as to achieve the aim of body building. Two groups of servers 13 and at least one group of power resistors 14 are arranged inside the platform 11 in a mirror symmetry mode, wherein the servers 13 and the power resistors 14 are electrically connected with the driving unit 30, and the servers 13 control and adjust the output rotating speed and the torque of the driving unit 30; in addition, the user pulls the driving unit 30 by using the pull cord 21, the driving unit 30 generates electric power, and the power resistor 14 can convert the electric energy into heat energy, so as to lower the electric power to protect the driving unit 30.

Specifically, as shown in fig. 3 and 4, the driving unit 30 includes a motor seat 31, a motor 32, a speed reduction device 33, and a drum 34; the motor seat 31 is composed of a bottom plate 311, a front vertical plate 312, a rear vertical plate 313 and two support columns 314, wherein the bottom side of the front vertical plate 312 and the bottom side of the rear vertical plate 313 are fixed on the top surface of the bottom plate 311 by a fixing mode such as welding, and the two support columns 314 are arranged between the front vertical plate 312 and the rear vertical plate 313 for supporting. The spool 34 is disposed between the front vertical plate 312 and the rear vertical plate 313, the front end of the spool 34 is connected to the front vertical plate 312 via a bearing (not shown), and the rear end of the spool 34 is coaxially connected to the output shaft of the reduction gear 33. The motor 32 is drivingly connected to the spool 34 through a reduction gear 33 for providing a source of power. When the motor 32 is started, the power output from the motor 32 is transmitted to the spool 34 via the speed reduction device 33, and the spool 34 is driven to rotate in the forward or reverse direction. The rope unit 20 includes a rope 21 and a steering wheel 22; wherein the pull cord 21 comprises a first end 211, a second end 212 opposite to the first end 211, and a body 213 disposed between the first end 211 and the second end 212; the first end 211 is fixed to the outside of the spool 34, the body 213 is wound around the outside of the spool 34, and the second end 212 extends outward past the steering wheel 22. Further, the first end 211 of the pull rope 21 is fixed by knotting, adhesion, binding and other connection modes, and the second end 212 is provided with a buckle ring, and the pull ring is buckled on the buckle ring; the user holds the clasp to pull the pull cord 21 and thereby rotate the spool 34. Further, a wheel seat 23 is provided on the platform 11, the steering wheel 22 is assembled on the wheel seat 23, and the body 213 of the pull cord 21 extends horizontally outward from the spool 34 and bypasses the steering wheel 22 to change direction and extend upward.

In the driving unit 30, the rotational speed of the motor 32 is adjusted to output a variable resistance through the speed reduction device 33, and when the pulling force generated by pulling the pull cord 21 by the user is greater than the starting torque force of the driving unit 30, the resistance against the pulling force is started, and vice versa. In other words, the pull rope mechanism 12 provided by the present utility model provides the pull rope 21 with the driving unit 30 configured with the motor 32, the speed reducer 33 and the spool 34, on the one hand, can provide the user with high-strength and adjustable training resistance, and the pull rope 21 is less prone to generate friction noise when pulled. In addition, the pull rope mechanism 12 provided by the present utility model is simple in structure and easy to assemble, and can be used in a variety of sports apparatuses, such as the platform-type pull rope exercise machine 10 disclosed in this embodiment, or a rowing machine or a portal frame integrated exercise machine as will be described in detail below, by using one or more steering wheels 22 to change the extending direction of the pull rope 21.

As shown in fig. 3, the driving unit 30 has an advantage of reducing the overall volume because the motor 32, the reduction gear 33, and the drum 34 are all coaxially disposed. The second reduction gear 33 is a gear type reduction gear, and is composed of a plurality of gears meshed with each other to provide transmission with multiple reduction ratios. The reduction gear 33 is not limited to a gear type reduction gear, and may be driven by a plurality of pulleys and belts, as shown in fig. 4, and specifically includes a first belt 335 pulley 331, a second belt 336 pulley 332, a third pulley 333, a fourth pulley 334, a first belt 335, and a second belt 336; the first belt 335 wheel 331 is coaxially connected with the motor 32, the third belt 333 is coaxially connected with the second belt 336 wheel 332 to synchronously rotate, the fourth belt 334 is coaxially connected with the winding drum 34, the first belt 335 is sleeved on the outer sides of the first belt 335 wheel 331 and the second belt 336 wheel 332 to realize transmission, the second belt 336 is sleeved on the outer sides of the third belt 333 and the fourth belt 334 to realize transmission, the fourth belt 334 and the winding drum 34 are integrally formed, and finally, the motor 32 drives the winding drum 34; and by means of the reduction gear 33, different reduction ratios and thus different pulling resistances of the pull cord 21 can be provided.

Referring to fig. 5 and 6, a second embodiment of the exercise apparatus, specifically a rowing machine 40, is shown. The pull rope mechanism 12 adopted in the second embodiment is similar to the pull rope mechanism 12 shown in the first embodiment in terms of structure, the main difference is that the number and specific arrangement positions of the steering wheels 22 are different, and the pull rod 50 is fixedly connected to the second end 212 of the pull rope 21 due to the different corresponding exercise actions, so that the weight training mode is changed from the upper body to the lower limb. Specifically, the rowing machine 40 includes a base 41, a driving unit 30 and a rope pulling unit 20 are disposed on the base 41, the driving unit 30 includes a motor seat 31, a motor 32, a speed reducer 33 and a drum 34, the motor seat 31 is fixed on the top surface of the base 41, the base 41 is provided with a first beam column 42 and a second beam column 43 for improving structural strength, and a left pedal 44 and a right pedal 45 for stepping on the feet of a user and disposed on the front side of the second beam column 43. Next, in this embodiment, the rope pulling unit 20 includes a first steering wheel 221 and a second steering wheel 222, wherein the first steering wheel 221 is disposed on the first beam 42 and above the side of the spool 34, the second steering wheel 222 is disposed on the second beam 43 and in front of the driving unit 30, and the rope 21 wound around the outside of the spool 34 sequentially bypasses the first steering wheel 221 and the second steering wheel 222 and extends outwards and passes between the left pedal 44 and the right pedal 45. The user can push the left pedal 44 and the right pedal 45 by the foot to further pull the pull rope 21 wound around the first steering wheel 221 and the second steering wheel 222, and when the user's stepping force is greater than the starting torque force of the driving unit, the resistance force against the driving unit is started, and the opposite direction is opposite. In short, the pull rope mechanism provided by the second embodiment of the utility model can be applied to a rowing machine and can achieve the creation purpose of the utility model.

Referring to fig. 7, a third embodiment of the exercise apparatus, specifically a gantry integrated exercise apparatus 60; the third embodiment employs a pull-cord mechanism 12 that is substantially identical in construction to the second embodiment, with the main differences: the exercise apparatus in this embodiment includes a frame 61; the motor seat 31 of the driving unit 30 is vertically fixed on the side wall of the frame 61, the steering wheel 22 of the pull rope unit 20 comprises a third steering wheel 223 and a fourth steering wheel 224 which are arranged on the side wall of the frame 61, and the pull rope 21 sequentially bypasses the third steering wheel 223 and the fourth steering wheel 224 and passes through the perforation of the top wall of the frame 61 to extend outwards; meanwhile, according to specific use conditions, the pull ring 51 or the pull rod 50 can be arranged on the pull rope 21, a user holds the pull ring 51 or the pull rod 50 and makes corresponding pulling force, and unilateral or bilateral weight training is performed, so that the aim of body building and exercise is fulfilled; thus, in this embodiment, the drag provided by the pull-cord mechanism 12 replaces the weight of a conventional gantry integrated exercise machine 60; briefly, the pull rope mechanism 12 according to the third embodiment of the present utility model can be applied to the gantry integrated exercise machine 60, and the object of the present utility model can be achieved.

Referring to fig. 8, a fourth embodiment of the exercise apparatus, specifically a further platform-type pull-rope exercise machine 10, is shown; the fourth embodiment is substantially the same in structure as the first embodiment except that a stopper 24 is provided on the pull cord 21 in the pull cord unit 20, and a grommet 25 for fitting a pull ring or a pull rod is fixedly provided at one end of the pull cord 21. In this embodiment, the stopper 24 is a spherical member, and the size of the stopper 24 is larger than the through hole (not shown) on the top surface of the platform 11 for the pull cord 21 to pass through, so that when the pull cord unit is pulled and released reciprocally, the stopper 24 can abut against the hole wall of the through hole to avoid the pull cord 21 from being completely retracted into the platform 11, thereby affecting the normal use. The stopper may have a shape other than a spherical shape.

Referring to fig. 9, a fifth embodiment of the exercise apparatus of the present utility model, specifically a hip-pusher 70; resistance is provided by the pull cord mechanism 12 to perform exercise such as hip-pushing.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A pull cord mechanism for an exercise machine, comprising:

2. The pull-cord mechanism for exercise equipment as recited in claim 1, wherein: the driving unit further comprises a motor seat, the motor, the speed reducer and the winding drum are all assembled and connected to the upper end of the motor seat, and the motor, the speed reducer and the winding drum are coaxially arranged.

3. The pull-cord mechanism for exercise equipment as recited in claim 2, wherein: the reduction gear includes a plurality of intermeshing gears.

4. The pull-cord mechanism for exercise equipment as recited in claim 1, wherein: the driving unit further comprises a motor seat, and the motor, the speed reducing device and the winding drum are all assembled and connected to the upper end of the motor seat; the speed reducing device comprises a first belt pulley, a second belt pulley, a third belt pulley, a fourth belt pulley, a first belt and a second belt; the first belt pulley is coaxially connected with the motor, the third belt pulley is coaxially connected with the second belt pulley to synchronously rotate, the fourth belt pulley is coaxially connected with the winding drum, the first belt is sleeved on the outer sides of the first belt pulley and the second belt pulley to realize transmission, and the second belt is sleeved on the outer sides of the third belt pulley and the fourth belt pulley to realize transmission.

5. The pull-cord mechanism for exercise equipment as recited in claim 4, wherein: the speed reducer further comprises a tension adjusting wheel, and the outer edge of the tension adjusting wheel is in butt joint with the inner sides of the first belt and the second belt.

6. The pull-cord mechanism for exercise equipment as recited in claim 4, wherein: the fourth belt pulley and the winding drum are of an integrated structure.

7. The pull-cord mechanism for exercise equipment as recited in claim 1, wherein: one end of the pull rope is provided with a pull ring, and the pull ring is fixed at the second end.

8. The pull-cord mechanism for exercise equipment as recited in claim 1, wherein: one end of the pull rope is provided with a pull rod, and the pull rod is fixed at the second end.

9. The pull-cord mechanism for exercise equipment as recited in claim 1, wherein: the device also comprises a base, wherein the driving unit and the pull rope unit are assembled on the base; the base is provided with a left pedal and a right pedal, the left pedal and the right pedal are used for a user to tread, and the body of the pull rope is positioned between the left pedal and the right pedal.

10. The pull-cord mechanism for exercise equipment as recited in claim 1, wherein: the steering wheel is used for guiding the second end of the stay rope to extend vertically upwards or horizontally.

11. The pull-cord mechanism for exercise equipment as recited in claim 1, wherein: the steering wheel is used for guiding the second end of the stay rope to extend vertically upwards.

12. Exercise apparatus comprising at least one pull-cord mechanism according to any one of claims 1 to 11.

13. The exercise machine of claim 12, wherein: the exercise apparatus, in particular a rowing machine, comprising a pull-cord mechanism according to claim 7 or 8.

14. The exercise machine of claim 12, wherein: the exercise machine is in particular a portal frame integrated exercise machine comprising a pull rope mechanism according to claim 11.

15. The exercise machine of claim 12, wherein: the body-building equipment is specifically a platform type pull rope body-building machine, the platform type pull rope body-building machine comprises a platform and two pull rope mechanisms assembled in the platform, one end of the pull rope penetrates out of the platform and is fixedly provided with pull rings, and a user holds the pull rings with left and right hands respectively to exercise.

16. The exercise machine of claim 15, wherein: a stop piece is fixedly arranged at one end of the pull rope; when the stay cord is rolled up in the reel outside, the retaining piece can block in the platform upper end.

17. The exercise machine of claim 12, wherein: the fitness equipment comprises a server and a plurality of power resistors; the server and the power resistor are electrically connected with the driving unit.