CN111991749A - strength training machine - Google Patents

Abstract

The present invention provides a strength training machine. The strength training machine provided by the present invention includes a body, the body includes a bracket and a tension component arranged on the bracket, the tension component includes a tension belt component, a counterweight mechanism and a guide component, and the counterweight mechanism includes a resistance adjustment component, a driving wheel and a guide component, The tension band assembly includes a tension band and two handle assemblies. The first end of the tension band is connected to the fixed end of the bracket through the guide of the guide assembly, and the second end of the tension band is connected to the driving wheel. The driving wheel is driven by the resistance adjustment assembly. Rotate down, the handle assembly is arranged between the two ends of the tension belt; the guide assembly includes two guide units, the guide unit is arranged between the driving wheel and the fixed end, the tension belt is penetrated in the guide unit, and the two handle assemblies correspond to The handle assembly is connected to the belt segments of the tension belt that pass through different guide units, and the handle assembly is used for the sports personnel to apply tension. The strength training machine of the present invention has high applicability.

Description

strength training machine

technical field

The invention relates to the field of fitness equipment, in particular to a strength training machine.

Background technique

With the continuous improvement of living standards, people pay more and more attention to physical health, and the importance of exercise has also attracted people's attention. Exercise methods are mainly divided into aerobic exercise and anaerobic exercise, and anaerobic exercise mainly includes some strength. Training, through these strength training can increase muscle content and thus speed up the body's metabolism, improve people's physical fitness. Conventional strength training is mainly achieved through self-weight equipment or counterweight equipment. Self-weight equipment generally includes barbells, dumbbells, etc. The counterweight equipment can be divided into upper limb exercise equipment and lower limb exercise equipment according to the exercise parts.

Existing upper limb exercise equipment is mainly divided into chest exercise equipment, shoulder exercise equipment and back exercise equipment, and these equipment generally include an equipment body and a counterweight set on the equipment body, and the weight of the counterweight is adjusted by adjusting the weight of the weight block. Perform resistance training with different strengths for specific muscle groups to achieve the purpose of local muscle growth.

Therefore, the existing upper limb training equipment can only perform resistance training for a specific part, but cannot be applied to all parts of the upper limb, thereby reducing the applicability of the equipment.

SUMMARY OF THE INVENTION

The present invention provides a strength training machine, which can be applied to all parts of the upper limbs, thereby improving the applicability of the strength training machine provided by the present invention.

A strength training machine includes a body, the body includes a bracket and a tension component arranged on the bracket, the tension component includes a tension belt component and a counterweight mechanism, the counterweight mechanism includes a resistance adjustment component, a driving wheel and a guide component, and the tension belt component includes A tension belt and two handle assemblies, the first end of the tension belt is connected to the fixed end of the bracket through the guide of the guide assembly, the second end of the tension belt is connected to the driving wheel, and the driving wheel is driven by the resistance adjustment assembly to rotate to The tension belt is wound on the wheel surface of the driving wheel to generate a counterweight pulling force, and the handle assembly is arranged between the two ends of the tension belt;

The guide assembly includes two guide units, the guide unit is arranged between the driving wheel and the fixed end, the tension belt is penetrated in the guide unit, and the two handle assemblies are respectively connected to the belt segments of the tension belt and penetrated in different guide units. , the handle assembly is used for the sports personnel to exert pulling force.

As an optional embodiment, the handle assembly includes a handle, a connecting bracket and a pulley, the tension band is wound around the pulley, one end of the connecting bracket is connected to the pulley, the other end of the connecting bracket is connected to the handle, and one end of the connecting bracket is connected to the pulley. A through hole for the tension belt to pass through is formed between the other ends of the bracket, and at least part of the pulley is located in the through hole.

As an optional embodiment, the two guide units include a first guide unit and a second guide unit, and the first guide unit is located on a side of the second guide unit away from the driving wheel.

As an optional embodiment, the first guide unit includes a first base and a plurality of guide pulleys, the first base is connected to the bracket, and the first base is provided with a first cavity for the tension belt to penetrate , the guide pulley is installed in the first cavity to limit the extension direction of the tension belt.

As an optional embodiment, the plurality of guide pulleys in the first guide unit include a first guide pulley and a second guide pulley that are spaced apart, and both the first guide pulley and the second guide pulley are located on the bracket away from the handle assembly one side of the pulley; the tension belt passes over the first guide pulley, the handle assembly and the second guide pulley in sequence; the pull handle assembly is used to move toward or away from the bracket under the action of the pulling force of the counterweight.

As an optional embodiment, the bracket is provided with a stop notch, and the stop notch is used for abutting with the handle assembly, so as to limit the maximum travel of the handle assembly moving toward the direction close to the bracket.

As an optional embodiment, the second guide unit includes a support frame and a steering unit, the steering unit includes a second base, a third guide pulley, a turning member and a fourth guide pulley, and the second base is connected to the bracket, The second base is provided with a second cavity for the tension belt to pass through, the third guide pulley is installed in the second cavity; the steering member is installed on the support frame, the fourth guide pulley is installed on the steering member, and the steering member can be Rotate horizontally relative to the support frame to make the fourth guide pulley turn to different directions;

The tension belt passes over the third guide pulley, the fourth guide pulley and the handle assembly, and is connected with the fixed end of the bracket.

As an optional embodiment, the second guide unit further includes a stopper, the stopper is arranged on the steering member, and there is a gap between the stopper and the fourth guide pulley, and the width of the gap is smaller than the width of the handle assembly , at least a part of the handle assembly can be located in the gap, so as to limit the maximum travel of the handle assembly moving toward the direction close to the bracket.

As an optional embodiment, the stopper is a rod-shaped member, and the extension direction of the rod-shaped member is consistent with the axial direction of the fourth guide pulley, and the handle assembly can abut on the fourth guide pulley and the outer circumference of the rod-shaped member face.

As an optional embodiment, the resistance adjustment assembly includes a controller, a driver and a motor, the controller is electrically connected to the driver, the driver is electrically connected to the motor, the driving wheel is sleeved on the motor shaft of the motor, and the controller is used to control the driver's In the working state, the driver is used to drive the motor to rotate.

The strength training machine provided by the present invention includes a body, the body includes a bracket and a tension component arranged on the bracket, the tension component includes a tension belt component, a counterweight mechanism and a guide component, and the counterweight mechanism includes a resistance adjustment component, a driving wheel and a guide component, The tension band assembly includes a tension band and two handle assemblies. The first end of the tension band is connected to the fixed end of the bracket through the guide of the guide assembly, and the second end of the tension band is connected to the driving wheel. The driving wheel is driven by the resistance adjustment assembly. Rotate down, the handle assembly is arranged between the two ends of the tension belt; the guide assembly includes two guide units, the guide unit is arranged between the driving wheel and the fixed end, the tension belt is penetrated in the guide unit, and the two handle assemblies correspond to The handle assembly is connected to the belt segments of the tension belt that pass through different guide units, and the handle assembly is used for the sports personnel to apply tension. Therefore, the strength training machine provided by the present invention has high applicability.

The configuration of the present invention and its other inventive objects and beneficial effects will be more clearly understood by the description of the preferred embodiments in conjunction with the accompanying drawings.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic structural diagram of a strength training machine provided by an embodiment of the present invention;

2 is a schematic structural diagram of a handle assembly in a strength training machine provided by an embodiment of the present invention;

3 is an exploded view of a partial structure of a strength training machine provided by an embodiment of the present invention;

FIG. 4 is a schematic diagram of a working state of a strength training machine provided by an embodiment of the present invention.

Description of reference numbers:

100 - body; 1 - bracket; 11 - stop notch; 12 - limit plate; 13 - mounting support; 14 - bearing seat; 2 - tension component; 21 - tension band component; 211 - tension band; 212 - handle Component; 2121-handle; 2122-connection bracket; 21221-through hole; 21222-connection shaft; 21223-U-shaped rod; 2123-pulley; 2124-connection strap; 2125-connection ring; 22-weight mechanism; 221-resistance adjustment assembly; 2211-controller; 2212-driver; 2213-motor; 2214-position sensor; 222-drive wheel; 3-first base; 4-guide Pulley; 4a-first guide pulley; 4b-second guide pulley; 5-support frame; 6-steering unit; 61-second base; 62-third guide pulley; 63-steering piece; 64-fourth guide pulley; 7-stop.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the preferred embodiments of the present invention. Throughout the drawings, the same or similar reference numbers refer to the same or similar parts or parts having the same or similar functions. The described embodiments are some, but not all, of the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to explain the present invention and should not be construed as limiting the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

With the continuous improvement of living standards, people pay more and more attention to physical health, and the importance of exercise has also attracted people's attention. Exercise methods are mainly divided into aerobic exercise and anaerobic exercise. Aerobic exercise is mainly to improve cardiopulmonary Functional training, such as running, swimming, mountain climbing, etc., exercisers have a higher heart rate during the whole process of exercise; while anaerobic exercise mainly includes some strength training, through which strength training can increase muscle content and speed up Metabolism in the body, conventional strength training is mainly achieved through self-weight equipment or counterweight equipment. Self-weight equipment generally includes barbells, dumbbells, etc. The counterweight equipment can be divided into upper limb exercise equipment and lower limb exercise equipment according to the exercise part. The person exercising is exercising. The process is manifested as a higher heart rate at a certain moment, whether it is aerobic exercise or anaerobic exercise can improve people's physical fitness.

Existing upper limb exercise equipment is mainly divided into chest exercise equipment, shoulder exercise equipment and back exercise equipment, and these equipment generally include an equipment body and a counterweight set on the equipment body, and the weight of the counterweight is adjusted by adjusting the weight of the weight block. Perform resistance training with different strengths for specific muscle groups to achieve the purpose of local muscle growth.

Therefore, the existing upper limb exercise equipment mainly has the following defects:

1. A device is only aimed at a specific muscle group and has little applicability;

2. The existing upper limb training equipment includes the equipment body and the counterweight block arranged on the equipment body. Therefore, the overall mass of the equipment also includes the counterweight block in addition to the equipment body, which increases the weight of the entire equipment and does not easy to move;

3. In the process of adjusting the weight of the counterweight, it is mainly realized manually, therefore, it will occupy the exercise time of the exerciser and reduce the exercise effect of the exerciser;

4. In the existing upper limb training equipment, when adjusting the weight of the counterweight, the minimum value of the change of the counterweight is relatively large, which makes the minimum value of the resistance change relatively large, and it is difficult to achieve the exercise effect of the exerciser. a better state of itself.

Thus, the present invention provides a strength training machine that can overcome the above-mentioned drawbacks.

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural diagram of a strength training machine provided by an embodiment of the present invention. FIG. 2 is a schematic structural diagram of a handle assembly in a strength training machine provided by an embodiment of the present invention. FIG. 3 is an exploded view of a partial structure of a strength training machine provided by an embodiment of the present invention. FIG. 4 is a schematic diagram of a working state of a strength training machine provided by an embodiment of the present invention.

As shown in FIG. 1 , an embodiment of the present invention provides a strength training machine, including a body 100 . The body 100 includes a bracket 1 and a tension assembly 2 disposed on the bracket 1 , and the tension assembly 2 includes a tension belt assembly 21 and a counterweight mechanism 22 . , the counterweight mechanism 22 includes a resistance adjustment assembly 221, a driving wheel 222 and a guide assembly, the tension belt assembly 21 includes a tension belt 211 and two handle assemblies 212, and the first end of the tension belt 211 is connected to the bracket 1 through the guide of the guide assembly. On the fixed end, the second end of the tension belt 211 is connected to the driving wheel 222, and the driving wheel 222 is rotated under the driving of the resistance adjusting assembly 221, so that the tension belt 211 is wound on the wheel surface of the driving wheel 222 and generates a counterweight pull. Pulling force, the handle assembly 212 is arranged between the two ends of the tension band 211; the guide assembly includes two guide units, the guide unit is arranged between the driving wheel 222 and the fixed end, the tension band 211 is passed through the guide unit, and the two The handle assemblies 212 are respectively connected to the belt segments of the tension belt 211 that are passed through different guiding units, and the handle assemblies 212 are used for the sportsman to apply tension.

When using the strength training machine provided in this embodiment, the exerciser needs to stand on one side of the bracket 1 and manually pull the handle assembly 212 (pull one handle assembly 212 with one hand or pull two handle assemblies 212 with both hands at the same time), that is, Pulling the tension belt 211, when the handle assembly 212 moves away from the bracket 1, at this time, the resistance adjusting assembly 221 can be activated to drive the driving wheel 222 to rotate, and the driving wheel 222 will recover the tension belt 211, so that the At least part of the tension belt 211 on the driving wheel 222 is wound around the driving wheel 222 under the action of the guiding unit to generate resistance during the exercise of the exerciser; during use, the exerciser can control the actual situation The resistance change can be specifically made by causing the resistance adjusting component 221 to drive the driving wheel 222 to rotate at different rotational speeds, so as to recover or release the tension belt 211 to change the resistance. In this way, the exerciser can use the strength training machine provided in this embodiment more conveniently.

It should be noted that, in the strength training machine provided in this embodiment, when the standing position and posture of the exerciser are different, and the direction of the pulling force generated on the handle assembly 212 is different, the exercised parts are different. , the back side of the stand 1 is the inward direction of the paper, and the front side of the stand 1 is the outward direction of the paper. When the exerciser stands on the front side of the stand 1 and faces the stand 1, then , bend down and pull down the handle assembly 212, and clamp and keep the upper arm still, so that the upper arm and the forearm are at an included angle of less than 90°. When repeating the actions of pulling down and putting the handle assembly 212 up, the biceps can be strengthened. When facing the bracket 1, slightly flex the hip, pull down the handle assembly 212, and clamp and keep the upper arm still, so that the angle between the upper arm and the forearm is less than 90°, and repeat the pull-down and lift-up When the action of pulling the hand assembly 212 is performed, the training of the triceps can be strengthened. Here, the types of specific exercise methods performed by the exerciser in different standing positions and postures are not described one by one, and the exerciser can choose different actions according to their own state.

In order to improve the use effect of the strength training machine provided in this embodiment, in actual use, a fitness bench that is compatible with the strength training machine provided in this embodiment can be selected, so that the exerciser can exercise the upper limbs. Tighten your core and improve your workout. Exemplarily, in the process of strengthening the small muscle groups of the chest, back and shoulders, the strength training machine provided in this embodiment can be used with a fitness bench.

As shown in FIG. 2 , in this embodiment, the handle assembly 212 includes a handle 2121 , a connecting bracket 2122 and a pulley 2123 . The tension band 211 is wound around the pulley 2123 , one end of the connecting bracket 2122 is connected to the pulley 2123 , and the other end of the connecting bracket 2122 is connected to the pulley 2123 . One end is connected to the handle 2121, and a through hole 21221 is formed between one end of the connecting bracket 2122 and the other end of the connecting bracket 2122 for the tension belt 211 to pass through. At least part of the pulley 2123 is located in the through hole 21221.

In the specific implementation of this embodiment, the handle 2121 is a pull button, the connecting bracket 2122 includes a connecting shaft 21222 and a U-shaped rod 21223, the pulley 2123 is sleeved on the connecting shaft 12125, and the end of the U-shaped rod 21223 is connected to the connecting shaft 21223. A through hole 21221 is formed between the U-shaped rod 21223 and the connecting shaft 21222, the tension belt 211 penetrates through the through hole 21221 and passes over the pulley 2123, the first end of the pull buckle is hung on the U-shaped rod 21223, and the pull buckle The second end is used by the exerciser to pull and put it.

It should be noted that, in order to enhance the exerciser's experience of the strength training machine provided by this embodiment, in this embodiment, the second end of the pull button is an arc segment, so that the exerciser's hand fits the pull button. In this way, the comfort of the hand can be improved.

Specifically, the above-mentioned handle assembly 212 further includes a connecting strap 2124 and a connecting ring 2125. A first connecting hole 2126 is formed at the first end of the connecting strap 2124, and a second connecting hole 2127 is formed at the second end of the connecting strap 2124. The first end of the 2124 is hung on the U-shaped rod 21223 through the first connecting hole 2126, the second end of the connecting belt 2124 is hung on the first end of the connecting ring 2125 through the second connecting hole 2127, and the first end of the buckle The end hangs on the second end of the connecting ring 2125 .

In the present embodiment, the first end of the connecting ring 2125 is a straight rod part that is matched and connected with the connecting belt 2124 , and the second end of the connecting ring 2125 is a curved rod part that is matched and connected with the buckle.

In order to improve the use effect of the strength training machine provided in this embodiment, in this embodiment, the connecting belt 2124 can be an elastic belt, so that the elastic belt can also provide resistance for the exerciser to improve the exercise effect of the exerciser.

As shown in FIG. 1 , in some embodiments, the two guide units include a first guide unit and a second guide unit, and the first guide unit is located on a side of the second guide unit away from the driving wheel 222 .

In this way, both the first guide unit and the second guide unit can guide the tension band 211 , so that the exerciser can pull and release the handle 2121 more smoothly and smoothly.

In the specific implementation of this embodiment, the first guide unit includes a first base 3 and a plurality of guide pulleys 4, the first base 3 is connected to the bracket 1, and the first base 3 is provided with a tension force In the first cavity through which the belt 211 passes, the guide pulley 4 is installed in the first cavity to limit the extension direction of the tension belt 211 . Specifically, the cavity opening of the first cavity faces the ground, and the cavity bottom of the first cavity extends in a direction close to the handle assembly 212 .

In some embodiments, the plurality of guide pulleys 4 in the first guide unit include a first guide pulley 4a and a second guide pulley 4b arranged at intervals, and both the first guide pulley 4a and the second guide pulley 4b are located on the side of the bracket 1 . The side facing away from the handle assembly 212; the tension belt 211 passes over the first guide pulley 4a, the handle assembly 212 and the second guide pulley 4b in sequence; direction move.

In the specific implementation of this embodiment, the first guide unit includes two first bases 3, the first guide pulley 4a is installed in one first base 3, and the second guide pulley 4b is installed in the other first base 3 inside the base 3.

Specifically, the tension belt 211 sequentially penetrates a first cavity in a first base 3 and passes over the first guide pulley 4a, passes through a through hole 21221 in a handle assembly 212, passes over a pulley 2123 in a handle assembly 212, passes through The first cavity in the other first base 3 is connected to the fixed end of the bracket after passing over the second guide pulley 4b.

When the strength training machine provided in this embodiment is used with one hand, in order to fix the unused handle assembly 212, in this embodiment, the bracket 1 is provided with two handle assemblies 212 for respectively fixing and limiting the position. Limit components.

As an optional embodiment, the bracket 1 is provided with a stop notch 11 , and the stop notch 11 is used for abutting with the handle assembly 212 to limit the maximum travel of the handle assembly 212 moving toward the direction close to the bracket 1 .

As an optional embodiment, the bracket 1 is provided with a limit plate 12 , and the stop notch 11 is provided on the limit plate 12 . When the exerciser does not operate the handle assembly 212 located above the limit plate 12 , they can The connecting shaft 21222 in the handle assembly 212 located above the limiting plate 12 is clamped in the stop notch 11 to fix the handle assembly 212 located above the limiting plate 12 .

It should be noted that, in this embodiment, as long as the stop notch 11 can effectively clamp and fix the connecting shaft 21222 , the purpose of this embodiment can be achieved. Here, the shape of the stop notch 11 is not specifically limited.

In this embodiment, the second guide unit includes a support frame 5 and a steering unit 6 , and the steering unit 6 includes a second base 61 , a third guide pulley 62 , a turning member 63 and a fourth guide pulley 64 , and the second base 61 Connected to the bracket 1, the second base 61 is provided with a second cavity for the tension belt to pass through, the third guide pulley 62 is installed in the second cavity; the steering member 63 is installed on the support frame 5, and the fourth guide The pulley 64 is mounted on the steering member 63, and the steering member 63 can be rotated horizontally relative to the support frame 5 to make the fourth guide pulley 64 turn in different directions; the tension belt 211 passes over the third guide pulley 62, the fourth guide pulley 64 and the handle assembly 212 , and connect with the fixed end of bracket 1.

It should be noted that the structure of the second base 61 is the same as that of the first base 3 described above, and details are not described herein.

Specifically, the tension belt 211 sequentially penetrates a first cavity in a first base 3 and passes over the first guide pulley 4a, passes through a through hole 21221 in a handle assembly 212, passes over a pulley 2123 in a handle assembly 212, passes through The first cavity in the other first base 3 passes over the second guide pulley 4b, passes through the second cavity and passes over the third guide pulley 62, passes over the fourth guide pulley 64, and passes through the passage in the other handle assembly 212. The hole 21221 is connected to the fixed end of the bracket 1 after passing over the pulley 2123 in the other handle assembly 212 .

It should be noted that the tension band 211 sequentially penetrates the first cavity in a first base 3 and passes over the first guide pulley 4a, passes through the through hole 21221 in a handle assembly 212 and passes over the pulley in a handle assembly 212 2123. During the process of passing through the first cavity in the other first base 3 and passing over the second guide pulley 4b, the tension belt 211 can be bypassed from the rear of the bracket 1, and the bracket 1 can also be provided with a tension force. The hole through which the belt 211 is passed allows the tension belt 211 to pass through the inside of the bracket 1 .

As an optional embodiment, the second guide unit further includes a stopper 7 , the stopper 7 is arranged on the steering member 63 , and there is a gap between the stopper 7 and the fourth guide pulley 64 , and the width of the gap is Less than the width of the handle assembly 212 , at least a part of the handle assembly 212 can be located in the gap, so as to limit the maximum travel of the handle assembly 212 moving toward the direction close to the bracket 1 .

Specifically, when the exerciser does not operate the handle assembly 212 located above the steering member 63, the handle assembly 212 located above the steering member 63 can be placed between the stopper 7 and the fourth guide pulley 64, and make the handle At least part of the assembly 212 is located in the gap, so that the position of the handle assembly 212 located above the steering member 63 can be defined.

In the specific implementation of this embodiment, the stopper 7 is a rod-shaped member, and the extending direction of the rod-shaped member is consistent with the axial direction of the fourth guide pulley 64 , and the handle assembly 212 can abut against the fourth guide pulley 64 and the outer peripheral surface of the rod-shaped member 7 .

Specifically, when the exerciser does not operate the handle assembly 212 located above the steering member 63, the handle assembly 212 located above the steering member 63 can be placed between the stopper 7 and the fourth guide pulley 64, and the handle assembly 212 located above the steering member 63 can be placed between the stopper 7 and the fourth guide pulley 64, The outer peripheral surface of the pulley 2123 in the handle assembly 212 above the steering member 63 abuts on the outer peripheral surface of the fourth guide pulley 64 and the rod-shaped member 7, that is, the pulley 2123 in the handle assembly 212 located above the steering member 63 is at least If the part is located in the gap, the position of the handle assembly 212 located above the steering member 63 can be limited.

As shown in FIG. 3 and FIG. 4 , the resistance adjusting assembly 221 includes a controller 2211, a driver 2212 and a motor 2213. The controller 2211 is electrically connected to the driver 2212, the driver 2212 is electrically connected to an external power source and the motor 2213, and the driving wheel 222 is sleeved on the On the motor shaft of the motor 2213, the controller 2211 is used to control the working state of the driver 2212, and the driver 2212 is used to drive the motor 2212 to rotate.

Specifically, the driver 2212 can control the driving motor 2212 to rotate and stop, and the driver 2212 can control the rotational speed of the motor 2212 to control the rotational speed of the driving wheel 222 to change the resistance provided by the strength training machine provided in this embodiment.

In this embodiment, in order to install and fix the motor 2213 and the driving wheel 222, the bracket 1 is also provided with a mounting support 13 and a bearing seat 14. The bearing seat 14 and the mounting support 13 are connected by threaded fasteners, and the motor 2213 It is fixed on the mounting support 13 by threaded fasteners, one end of the driving wheel 222 is connected with the motor shaft of the motor 2213 , and the other end of the driving wheel 222 is connected with the bearing seat 14 .

In order to improve the performance of the strength training machine provided in this embodiment, the above-mentioned resistance adjustment assembly 221 further includes a position sensor 2214, the position sensor 2214 is arranged on the motor shaft of the motor 2213, and the position sensor 2214 is electrically connected with the driver 2212, and the driver 2212 The current state of rotation of the motor 2213 is obtained through the position sensor 2214, and when the position exceeds the position and the speed is too fast, the motor 2213 is controlled to stop, providing protection and avoiding injury to the exerciser.

When using the strength training machine provided in this embodiment, it can be divided into two usage modes. One is the two-hand training mode. The two handle assemblies 212 can be pulled or released at the same time, or alternately pulled or released; the other is a one-handed training mode. Specifically, when the exerciser needs to operate the handle assembly 212 located above the limit plate 12 At this time, another handle assembly 212 can be placed between the fourth guide pulley 64 and the stopper 7; when the exerciser needs to operate the handle assembly 212 located above the steering member 63, at this time, the handle assembly 212 can be Another handle assembly 212 is placed on the limiting plate 12; in the process of pulling or releasing the handle assembly 212, the speed of the motor 2213 can be controlled according to the actual situation, so as to realize the resistance provided by the strength training machine provided in this embodiment. change appropriately.

The strength training machine provided in this embodiment includes a body, the body includes a bracket and a tension assembly arranged on the bracket, the tension assembly includes a tension belt assembly, a counterweight mechanism and a guide assembly, and the counterweight mechanism includes a resistance adjustment assembly, a drive wheel and a guide assembly , the tension band assembly includes a tension band and two handle assemblies, the first end of the tension band is connected to the fixed end of the bracket through the guide of the guide assembly, and the second end of the tension band is connected to the driving wheel, and the driving wheel is in the resistance adjustment assembly. It rotates under driving, and the handle assembly is arranged between the two ends of the tension band; the guide assembly includes two guide units, the guide unit is arranged between the driving wheel and the fixed end, and the tension band is penetrated in the guide unit, and the two handle assemblies are respectively Correspondingly connected to the belt segments of the tension belt and passing through different guiding units, the handle assembly is used for the sports personnel to apply tension. Therefore, the strength training machine provided in this embodiment has high applicability.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.

Claims (10)

1. The strength training machine is characterized by comprising a body, wherein the body comprises a support and a tension assembly arranged on the support, the tension assembly comprises a tension belt assembly and a counterweight mechanism, the counterweight mechanism comprises a resistance adjusting assembly, a driving wheel and a guide assembly, the tension belt assembly comprises a tension belt and two handle assemblies, a first end of the tension belt is connected to a fixed end of the support through the guide of the guide assembly, a second end of the tension belt is connected to the driving wheel, the driving wheel rotates under the drive of the resistance adjusting assembly to enable the tension belt to be wound on a wheel surface of the driving wheel and generate counterweight pulling force, and the handle assemblies are arranged between two ends of the tension belt;

the guiding assembly comprises two guiding units, the guiding units are arranged between the driving wheel and the fixed end, the tension belt penetrates through the guiding units, the two handle assemblies are respectively and correspondingly connected to belt sections of the tension belt, penetrating through different guiding units, and the handle assemblies are used for applying tension to sports personnel.

2. The strength training machine according to claim 1, wherein the handle assembly comprises a handle, a connecting bracket and a pulley, the tension belt is wound on the pulley, one end of the connecting bracket is connected to the pulley, the other end of the connecting bracket is connected with the handle, a through hole for the tension belt to pass through is formed between one end of the connecting bracket and the other end of the connecting bracket, and at least part of the pulley is located in the through hole.

3. The strength training machine of claim 2, wherein the two guide units comprise a first guide unit and a second guide unit, the first guide unit being located on a side of the second guide unit away from the drive wheel.

4. The strength training machine according to claim 3, wherein the first guide unit comprises a first base and a plurality of guide pulleys, the first base is connected to the bracket, a first cavity for the tension belt to pass through is formed in the first base, and the guide pulleys are installed in the first cavity to limit the extending direction of the tension belt.

5. The strength training machine of claim 4, wherein the plurality of guide pulleys in the first guide unit comprise first and second guide pulleys that are spaced apart and are located on a side of the bracket facing away from the handle assembly; the tension belt sequentially passes over the first guide pulley, the handle assembly and the second guide pulley; the handle assembly is used for moving towards a direction close to or far away from the support under the action of the pulling force of the balance weight.

6. The strength training machine of claim 5, wherein the bracket is provided with a stop notch for abutting against the pull handle assembly to limit the maximum travel of the pull handle assembly in a direction approaching the bracket.

7. The strength training machine according to claim 3, wherein the second guiding unit comprises a supporting frame and a steering unit, the steering unit comprises a second base, a third guiding pulley, a steering piece and a fourth guiding pulley, the second base is connected to the support, a second cavity for the tension belt to pass through is formed in the second base, and the third guiding pulley is installed in the second cavity; the steering piece is arranged on the supporting frame, the fourth guide pulley is arranged on the steering piece, and the steering piece can horizontally rotate relative to the supporting frame so as to enable the fourth guide pulley to steer to different directions;

the pulling force area crosses the third guide pulley, the fourth guide pulley and the handle component and is connected with the fixed end of the bracket.

8. The strength training machine of claim 7, wherein the second guide unit further comprises a stop disposed on the steering member and having a gap between the stop and the fourth guide pulley, the gap having a width less than a width of the handle assembly, at least a portion of the handle assembly being positionable within the gap to limit a maximum travel of the handle assembly in a direction closer to the bracket.

9. Strength training machine according to claim 8, characterized in that the stop is a rod-like element, and the rod-like element extends in the axial direction of the fourth guide pulley, the pulling handle assembly being able to abut on the outer circumference of the fourth guide pulley and the rod-like element.

10. The strength training machine of any one of claims 1-9, wherein the resistance adjustment assembly comprises a controller, a driver and a motor, the controller is electrically connected to the driver, the driver is electrically connected to the motor, the driving wheel is sleeved on a motor shaft of the motor, the controller is used for controlling the working state of the driver, and the driver is used for driving the motor to rotate.

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