Multifunctional fitness equipment

Abstract

The utility model discloses multifunctional fitness equipment, and belongs to the technical field of fitness equipment. Comprising a treadmill frame, a driving roller, a driven roller, a running belt, a treadmill pedal and a driving structure, the driving structure comprises a permanent magnet motor with an encoder, a heat dissipation structure and a control panel; the permanent magnet motor and the control panel are arranged on the treadmill frame side by side left and right and located between the front frame edge of the treadmill frame and the front end of the running belt. The permanent magnet motor is in transmission connection with the driving roller; the radiating structure is used for radiating the permanent magnet motor; the control panel is used for controlling and supplying power to the permanent magnet motor; the permanent magnet motor has four working modes: a running mode, a reverse running mode, a rhythm mode and a rehabilitation mode; in the running mode, the permanent magnet motor drives the running belt to move forwards; in the reverse running mode, the permanent magnet motor drives the running belt to move reversely; in the rhythm mode and the rehabilitation mode, the permanent magnet motor drives the running belt to move back and forth in the forward direction and the reverse direction. The system has four modes and can meet diversified requirements of users.

Description

TECHNICAL FIELD

[0001] The utility model belongs to body -building equipment technical field, especially related to a body -building equipment with multi -functional, more particularly to a treadmill or walking machine. BACKGROUND

[0002] Treadmill is a common body -building equipment, mainly used for simulating the outdoor running mode of movement. It can help people to carry out aerobic exercise, improve the heart and lung function, enhance muscle strength, and also help to burn fat, achieve the effect of weight loss.

[0003] The patent with the application number CN202420551434.X discloses a high-stability impact-resistant shock-absorbing treadmill, which comprises a rack, a running track and a running board. Two groups of handrail supports are arranged on the sides of the rack, and the running track is arranged at the center of the two groups of handrail supports. A dial is installed above the rack, and a motor chamber is arranged below the dial. The running board is arranged below the running track, and a first buffer support is installed below the running board through bolts. Second buffer supports are installed on both sides of the first buffer support.

[0004] The patent with the application number CN201821559732.4 discloses an adjustable motor belt tension treadmill, which comprises a running track frame, running track pedals fixed on both sides of the running track frame, a driving roller located at the front end of the running track pedals, a driven roller located at the rear end of the running track pedals, and a running belt surrounding the driving roller, the running track pedals and the driven roller. The running belt can circulate and slide under the drive of the driving roller. It further comprises a motor, a motor seat fixedly connected with the motor, a base plate fixed on the running track, and a connecting screw. The motor seat is a plate-shaped structure, which comprises an arc-shaped part attached to the motor cylinder body, a connecting part extending downward from both ends of the arc-shaped part, and a connecting plate extending from the lower end of the connecting part away from the arc-shaped part. A waist-shaped hole perpendicular to the motor axis direction is formed in the connecting plate. The base plate edge is provided with an upward extending positioning part which is attached to the connecting plate on both sides. The base plate is provided with a connecting screw hole corresponding to the waist-shaped hole. The connecting screw passes through the waist-shaped hole and is screw-connected with the connecting screw hole. The head of the connecting screw is attached to the connecting plate.

[0005] In the prior art, a DC motor (such as the patent with the application number CN202121303351.1) is usually used for driving. The traditional treadmill usually only provides a single positive straight walking or running function, which lacks variability, interest and functionality, and is difficult to meet the diversified needs of users. UTILITY MODEL CONTENTS

[0006] In order to solve the above problems, the utility model embodiment provides a kind of multi-functional fitness equipment, with four modes, can satisfy the diversified needs of user.The technical solutions are as follows:

[0007] The utility model embodiment provides a kind of multi-functional fitness equipment, including running track frame 1, driving drum 2, driven drum, running belt, running track pedal and drive structure, driving drum 2 and driven drum are respectively arranged in the front and rear of running track frame 1;The drive structure includes permanent magnet motor 3 with encoder, heat dissipation structure 4 and control panel;Permanent magnet motor 3 and control panel are left-right side by side and arranged on running track frame 1, and it is between the front frame edge of running track frame 1 and the front end of running belt;Permanent magnet motor 3 is transmission connection with driving drum 2, and heat dissipation structure 4 is used to heat dissipation for permanent magnet motor 3;The control panel is used to control permanent magnet motor 3 and power supply for permanent magnet motor 3;Permanent magnet motor 3 has four working modes: running mode, reverse running mode, rhythm mode and rehabilitation mode;In running mode, permanent magnet motor 3 drives running belt forward motion;In reverse running mode, permanent magnet motor 3 drives running belt reverse motion;In rhythm mode and rehabilitation mode, permanent magnet motor 3 drives running belt forward and reverse motion.

[0008] Among them, the utility model embodiment runs along the front and back frame 1, and the driving drum 2 and driven drum are all along the left and right direction, and the running belt is arranged along the front and back direction, and the front and back ends of the running belt are wound on the driving drum 2 and the driven drum respectively, and the running track pedal is fixed in the middle of the running track frame 1 and located below the running belt.

[0009] Further, the fitness equipment further includes a dial and a handrail;The dial is arranged on the front or rear of the running track frame 1 through the handrail;The control panel includes a power module and a drive module, the dial and the permanent magnet motor 3 are electrically connected with the drive module, and the power module is used to power the drive module, the permanent magnet motor 3, the encoder, the heat dissipation structure 4 and the dial.

[0010] Further, the fitness equipment further includes a lower guard plate 5 and an upper cover plate;The lower guard plate 5 is arranged along the left and right direction, and is arranged on the lower side of the front of the running track frame 1, and the left part or the right part is provided with a mounting base 51;The permanent magnet motor 3 is arranged along the left and right direction, and is fixed on the rear side of the front frame edge of the running track frame 1 through the L-shaped motor mounting plate 6;The heat dissipation structure 4 is arranged on the lower guard plate 5;The control panel is arranged along the left and right direction, and is vertically arranged, and is arranged on the mounting base 51 through the L-shaped control panel mounting plate;The upper cover plate is arranged on the lower guard plate 5, and is located above the permanent magnet motor 3 and the control panel, and the space between the running track frame 1 and the running belt is closed.

[0011] Specifically, the lower guard plate 5 in the embodiment of the utility model is a groove structure with an open top, an outer baffle 52 is arranged on the outer side of the top edge of the lower guard plate 5 and located on the outer side of the front frame edge, the left frame edge and the right frame edge of the running track frame 1, the rear end of the lower guard plate 5 is located directly below the driving roller 2, a position avoiding gap 53 is arranged on the rear end of the lower guard plate 5, a plurality of inner limiting mechanisms 54 are arranged on the inner side of the top of the lower guard plate 5 and located on the inner side of the front frame edge, the left frame edge and the right frame edge of the running track frame 1, and the lower guard plate 5 is fixed to the lower side of the running track frame 1 through bolts; the bolts are vertically arranged downwards.

[0012] In the embodiment of the utility model, the speed of the running belt is greater than or equal to 0.1 km / h in the running mode; the speed of the running belt is greater than or equal to 0.1 km / h in the reverse running mode; the distance of the running belt in the rhythmic mode is 0.1-100 mm, and the cycle of the running belt is 0.05-50 s; the distance of the running belt in the rehabilitation mode is 50-800 mm, and the cycle of the running belt is 0.3-100 s.

[0013] Further, the left end or the right end of the driving roller 2 is coaxially provided with a large synchronous pulley 31; the output shaft of the permanent magnet motor 3 is coaxially provided with a small synchronous pulley 32; the small synchronous pulley 32 is located directly in front of the large synchronous pulley 31, and the large synchronous pulley 31 and the small synchronous pulley 32 are drivingly connected through a front-to-back synchronous belt 33.

[0014] In the embodiment of the utility model, the heat dissipation structure 4 comprises a heat dissipation fan; the heat dissipation fan is arranged along the left-right direction and located on the side of the permanent magnet motor 3 close to the control panel, and blows air towards the permanent magnet motor 3.

[0015] Further, the fitness equipment further comprises a power interface 7, a switch 8 and an insurance 9, the power interface 7, the switch 8 and the insurance 9 are sequentially arranged along the left-right direction and located directly in front of the control panel, the power interface 7 and the switch 8 are arranged on the front frame edge of the running track frame 1, the insurance 9 is arranged on the rear side of the front frame edge of the running track frame 1, and the power interface 7, the switch 8, the insurance 9 and the control panel are sequentially electrically connected.

[0016] Further, the fitness equipment further comprises a seat, and the seat is located directly behind the running track frame 1.

[0017] The technical scheme provided by the embodiment of the utility model has the following beneficial effects:

[0018] (1) The fitness equipment has four modes (running mode, reverse running mode, rhythmic mode and rehabilitation mode), and can meet the diversified needs of users.

[0019] (2) The fitness equipment adopts a direct drive structure, is simple in structure and easy to maintain.

[0020] (3) can adopt servo motor, structure is small, easy to control program setting. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is the partial structure schematic view of the multifunctional fitness equipment in the embodiment of the utility model;

[0022] Figure 2 is Figure 1 the top view of

[0023] Figure 3 is the side view of Figure 1

[0024] Figure 4 is the structure schematic view of the lower guard plate;

[0025] Figure 5 is the top view of the lower guard plate;

[0026] Figure 6 is the circuit principle block diagram of the multifunctional fitness equipment.

[0027] In the drawing: 1 running track frame, 2 driving roller, 3 permanent magnet motor, 4 heat dissipation structure, 5 lower guard plate, 6 motor mounting plate, 7 power supply interface, 8 switch, 9 fuse;

[0028] 31 large synchronous pulley, 32 small synchronous pulley, 33 synchronous belt;

[0029] 51 installation base, 52 outer guard plate, 53 position avoiding gap, 54 inner limiting mechanism. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model will be described in further detail below in combination with the drawings.

[0031] In order to facilitate the description, the patent defines the end close to the driving structure as the front end, but it is not as the limitation of the patent.

[0032] Embodiment 1

[0033] Referring to Figures 1-6 , embodiment 1 provides a kind of multifunctional fitness equipment, including running track frame 1, driving roller 2, driven roller, running belt, running track pedal, dial, driving structure, lower guard plate 5 and upper cover plate etc.

[0034] ​The treadmill frame 1 is arranged in the front-rear direction and is a rectangular metal frame structure with rounded corners. The driving roller 2 and the driven roller are arranged at the front and rear of the treadmill frame 1, respectively, and are arranged in the left-right direction. The running belt is arranged in the front-rear direction and is wound around the driving roller 2 and the driven roller at the front and rear ends, respectively. The treadmill deck is fixed to the middle of the treadmill frame 1 and is located below the running belt. The dial is arranged on the front or rear of the treadmill frame 1 through the handrail and is located on the same side as the driving structure (e.g., both on the front of the treadmill frame 1) or not on the same side.

[0035] The lower guard 5 is arranged in the left-right direction and is arranged on the lower side of the front of the treadmill frame 1. The left or right part of the lower guard 5 is provided with a mounting base 51. The upper cover plate is arranged on the lower guard 5 and forms a cavity structure with the lower guard 5. It is located above the permanent magnet motor 3 and the control panel, and it closes the space between the treadmill frame 1 and the running belt. It is fixedly connected to the lower guard 5 by bolts, and its shape matches that of the lower guard 5. Specifically, the lower guard 5 is a slot-shaped structure with an open top. The outer edge of the top and the outer side of the front, left and right frame edges of the treadmill frame 1 are provided with an outer baffle 52 (vertically arranged). The rear end is located directly below the driving roller 2, and the rear end of the middle is provided with an avoidance gap 53 (specifically a rectangular gap). The upper part and the inner side of the front, left and right frame edges of the treadmill frame 1 are provided with a plurality of inner limiting mechanisms 54, which are fixed to the lower side of the treadmill frame 1 by bolts. The bolts are arranged vertically downward.

[0036] The driving structure includes a permanent magnet motor 3 with an encoder, a heat dissipation structure 4, and a control panel. The permanent magnet motor 3 and the control panel are arranged side by side in the left-right direction and are located between the front frame edge of the treadmill frame 1 and the front end of the running belt. Specifically, the permanent magnet motor 3 is fixed to the rear side of the front frame edge of the treadmill frame 1 through an L-shaped motor mounting plate 6 (the horizontal arm is fixed to the rear side of the front frame edge of the treadmill frame 1 in the left-right direction, and the vertical arm is fixed to the end face of the permanent magnet motor 3 in the front-rear direction). It is arranged in the left-right direction and is in transmission connection with the driving roller 2. The control panel is arranged in the left-right direction and is arranged vertically. It is arranged on the mounting base 51 through an L-shaped control panel mounting plate (the horizontal arm is fixed to the mounting base 51, and the control panel is fixed to the vertical arm (vertically arranged) of the control panel mounting plate). It is used to control the permanent magnet motor 3 (communicates with the dial) and supplies power to the heat dissipation structure 4, the permanent magnet motor 3 and the dial. The heat dissipation structure 4 is used to dissipate heat for the permanent magnet motor 3 and is arranged on the lower guard 5.

[0037] The permanent magnet motor 3 has four working modes: running mode, reverse running mode, rhythm mode (the user can stand in the middle of the running belt in front-to-back or left-to-right direction) and rehabilitation mode (the user can sit on the seat and put his feet on the rear part of the running belt). In the running mode, the permanent magnet motor 3 drives the running belt to move forward, which is similar to the prior art. In the reverse running mode, the permanent magnet motor 3 drives the running belt to move reversely. In the rhythm mode, the permanent magnet motor 3 drives the running belt to move forward and reversely, the running belt moves reversely at high speed, the distance of the reversely moving is small, and the reversing period is small. In the rehabilitation mode, the permanent magnet motor 3 drives the running belt to move forward and reversely, the running belt moves reversely at low speed, the distance of the reversely moving is large, and the reversing period is large.

[0038] Embodiment 2

[0039] Referring to Figure 1 Embodiment 2 provides a multifunctional fitness equipment, which has basically the same structure as that of Embodiment 1, except that the speed of the running belt in this embodiment is greater than or equal to 0.1 km / h, and can increase by 0.1 km / h. In the reverse running mode, the speed of the running belt is greater than or equal to 0.1 km / h, and can increase by 0.1 km / h. In the rhythm mode, the distance of the reversely moving of the running belt is 0.1-100 mm, and can increase by 0.1 mm; the period of the reversely moving is 0.05-50 s. In the rehabilitation mode, the distance of the reversely moving of the running belt is 50-800 mm, and can increase by 1 mm. The period of the reversely moving is 0.3-100 s. The distance of the reversely moving and the period of the reversely moving of the running belt can be set according to requirements.

[0040] Embodiment 3

[0041] Referring to Figure 1 Embodiment 3 provides a multifunctional fitness equipment, which has basically the same structure as that of Embodiment 1, except that in the running mode, the speed of the running belt is 0.1-10.0 km / h; in the reverse running mode, the speed of the running belt is 0.1-3.0 km / h, and the highest speed is smaller than that in the running mode; in the rhythm mode, the distance of the reversely moving of the running belt is 0.2-2.0 mm, and the period of the reversely moving is 0.05-0.3 s; in the rehabilitation mode, the distance of the reversely moving of the running belt is 50-200 mm, and the period of the reversely moving is 0.5-3.0 s. Generally, the distance of the reversely moving in the rehabilitation mode is longer than that in the rhythm mode, and the period of the reversely moving in the rehabilitation mode is longer than that in the rhythm mode.

[0042] Embodiment 4

[0043] Referring to Figure 1, embodiment 4 provides a multifunctional fitness equipment, which has substantially the same structure as that of embodiment 1, except that the permanent magnet motor 3 in the embodiment is a servo motor, so that an encoder is not needed, and the driving module is a driving circuit corresponding to the servo motor. The servo motor is smaller than a conventional DC brushless motor, so that the structure can be more compact and the control program setting can be more convenient.

[0044] Embodiment 5

[0045] Referring to Figure 1 , embodiment 5 provides a multifunctional fitness equipment, which has substantially the same structure as that of embodiment 1, except that the control panel in the embodiment includes a power module and a driving module, etc. The power module and the driving module are both standard modules, which are conventional structures in the field. The power module converts commercial power into 5V and 12V, etc. The encoder needs 5V power supply, and the heat dissipation structure 4 needs 12V power supply. The driving module and the dial need 12V and 5V power supply. The dial and the permanent magnet motor 3 are electrically connected with the driving module, and the power module is used to supply power to the driving module, the permanent magnet motor 3 (which can also be directly connected with commercial power), the encoder (externally connected or self-provided by the servo motor), the heat dissipation structure 4 and the dial.

[0046] Embodiment 6

[0047] Referring to Figure 1 , embodiment 6 provides a multifunctional fitness equipment, which has substantially the same structure as that of embodiment 1, except that the active roller 2 in the embodiment is coaxially provided with a large synchronous pulley 31 at the left end or the right end. The output shaft of the permanent magnet motor 3 is coaxially provided with a small synchronous pulley 32. The small synchronous pulley 32 is located directly in front of the large synchronous pulley 31, and the diameter of the small synchronous pulley 32 is smaller than that of the large synchronous pulley 31. The large synchronous pulley 31 and the small synchronous pulley 32 are drivingly connected through a front-to-back synchronous belt 33, and the transmission ratio of the large synchronous pulley 31 to the small synchronous pulley 32 is 2-4. Specifically, in the rhythm mode, the rotating speed of the permanent magnet motor 3 is 1000-1500 rpm; in the rehabilitation mode, the rotating speed of the permanent magnet motor 3 is 200-600 rpm, and the transmission ratio and the rotating speed, etc. can be set according to actual conditions.

[0048] Embodiment 7

[0049] Embodiment 7 provides a multifunctional fitness equipment, which has substantially the same structure as that of embodiment 1, except that the heat dissipation structure 4 in the embodiment includes a heat dissipation fan, etc. The heat dissipation fan is arranged along the left-to-right direction, and is located at the side of the permanent magnet motor 3 close to the control panel, and blows air towards the permanent magnet motor 3.

[0050] Embodiment 8

[0051] Referring to Figures 1-5, the embodiment 8 provides a kind of multi-functional fitness equipment, its structure is substantially same with the structure of embodiment 1, different in that: the heat dissipation structure 4 in this embodiment includes heat dissipation fan etc..Heat dissipation fan is vertically arranged, it is located at the side of permanent magnet motor 3 close to control panel, it blows down.Correspondingly, the heat dissipation hole is provided on the lower guard plate 5 and is located at the directly below of heat dissipation fan.

[0052] Embodiment 9

[0053] Referring to Figures 1-3 , the embodiment 9 provides a kind of multi-functional fitness equipment, its structure is substantially same with the structure of embodiment 1, different in that: the multi-functional fitness equipment of this embodiment further includes power interface 7, switch 8 and insurance 9 (may be no) etc., power interface 7, switch 8 and insurance 9 are sequentially arranged in left and right direction and its located at the front of control panel.Power interface 7 and switch 8 are arranged on the front frame of running track frame 1, and insurance 9 is arranged on the rear side of the front frame of running track frame 1, and power interface 7, switch 8, insurance 9 and control panel (specifically power module) are sequentially electrically connected.

[0054] Embodiment 10

[0055] The embodiment 10 provides a kind of multi-functional fitness equipment, its structure is substantially same with the structure of embodiment 1, different in that: the multi-functional fitness equipment of this embodiment further includes seat, and seat is located at the rear of running track frame 1.In rehabilitation mode, user sits on seat and his feet are placed on running belt.

[0056] Embodiment 11

[0057] Referring to Figures 1-3 , the embodiment 11 provides a kind of multi-functional fitness equipment, and the permanent magnet motor 3 in this embodiment is arranged at the left part of the lower guard plate 5, the control panel is arranged at the right part of the lower guard plate 5, the heat dissipation fan is located at the right side of permanent magnet motor 3, and the small synchronous pulley 32 is arranged at the left end of the driving shaft of permanent magnet motor 3.Power interface 7, switch 8 and insurance 9 are sequentially arranged from right to left.

[0058] Embodiment 12

[0059] The embodiment 12 provides a kind of multi-functional fitness equipment, its structure is substantially same with the structure of embodiment 1, different in that: the permanent magnet motor 3 in this embodiment is servo motor, and its size is: diameter 72mm, length 143mm, power 400W.And the size of corresponding direct current motor of prior art is: diameter 82mm, length 245mm.

[0060] The above only is the preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A multifunctional fitness equipment, comprising a running track frame (1), a driving roller (2), a driven roller, a running belt, a running track pedal and a driving structure, the driving roller (2) and the driven roller are respectively arranged at the front and rear of the running track frame (1); characterized in that, the driving structure comprises a permanent magnet motor (3) with an encoder, a heat dissipation structure (4) and a control board; the permanent magnet motor (3) and the control board are arranged side by side on the running track frame (1) and are located between the front frame edge of the running track frame (1) and the front end of the running belt; the permanent magnet motor (3) is in transmission connection with the driving roller (2), the heat dissipation structure (4) is used for dissipating heat for the permanent magnet motor (3), and the control board is used for controlling and powering the permanent magnet motor (3); the permanent magnet motor (3) has four working modes: running mode, reverse running mode, rhythm mode and rehabilitation mode; in the running mode, the permanent magnet motor (3) drives the running belt to move forward; in the reverse running mode, the permanent magnet motor (3) drives the running belt to move reversely; in the rhythm mode and the rehabilitation mode, the permanent magnet motor (3) drives the running belt to move forward and reversely.

2. The multi-functional exercise apparatus according to claim 1, wherein The running track frame (1) is arranged along the front-rear direction, the driving roller (2) and the driven roller are both arranged along the left-right direction, the running belt is arranged along the front-rear direction and the front and rear ends thereof are wound on the driving roller (2) and the driven roller respectively, and the running track pedal is fixed at the middle of the running track frame (1) and is located below the running belt.

3. The multi-functional exercise apparatus as set forth in claim 1, wherein The fitness equipment further comprises a dial and a handrail; the dial is arranged on the front or rear of the running track frame (1) through the handrail; the control board comprises a power module and a driving module, the dial and the permanent magnet motor (3) are both in electrical connection with the driving module, and the power module is used for powering the driving module, the permanent magnet motor (3), the encoder, the heat dissipation structure (4) and the dial.

4. The multi-functional exercise apparatus as set forth in claim 1, wherein The fitness equipment further comprises a lower guard plate (5) and an upper cover plate; the lower guard plate (5) is arranged along the left-right direction and is arranged at the lower side of the front of the running track frame (1), a mounting base (51) is arranged at the left part or the right part of the lower guard plate (5); the permanent magnet motor (3) is arranged along the left-right direction and is fixed at the rear side of the front frame edge of the running track frame (1) through an L-shaped motor mounting plate (6); the heat dissipation structure (4) is arranged on the lower guard plate (5); the control board is arranged along the left-right direction and is vertically arranged, and is arranged on the mounting base (51) through an L-shaped control board mounting plate; the upper cover plate is arranged on the lower guard plate (5) and is located above the permanent magnet motor (3) and the control board, and seals the space between the running track frame (1) and the running belt.

5. The multi-functional exercise apparatus according to claim 4, wherein The lower guard plate (5) is a groove structure with an open top, an outer baffle (52) is arranged at the outer edge of the top of the lower guard plate (5) and is located outside the front frame edge, the left frame edge and the right frame edge of the running track frame (1), the rear end of the lower guard plate (5) is located directly below the driving roller (2), an avoidance gap (53) is arranged at the middle of the rear end of the lower guard plate (5), a plurality of inner limiting mechanisms (54) are arranged on the upper side of the lower guard plate (5) and are located inside the front frame edge, the left frame edge and the right frame edge of the running track frame (1), and the lower guard plate (5) is fixed on the lower side of the running track frame (1) through bolts; the bolts are vertically arranged downward.

6. The multi-functional exercise apparatus as set forth in claim 1, wherein The speed of the running belt is greater than or equal to 0.1 km / h in the running mode; the speed of the running belt is greater than or equal to 0.1 km / h in the reverse running mode; the distance of the running belt in the rhythmic mode is 0.1-100 mm, and the cycle of the running belt is 0.05-50 s; the distance of the running belt in the rehabilitation mode is 50-800 mm, and the cycle of the running belt is 0.3-100 s.

7. The multi-functional exercise apparatus as recited in claim 1, wherein The left end or the right end of the driving roller (2) is coaxially provided with a large synchronous pulley (31); the output shaft of the permanent magnet motor (3) is coaxially provided with a small synchronous pulley (32); the small synchronous pulley (32) is located in front of the large synchronous pulley (31), and the large synchronous pulley (31) and the small synchronous pulley (32) are drivingly connected through a front-to-back synchronous belt (33).

8. The multi-functional exercise apparatus as recited in claim 1, wherein The heat dissipation structure (4) comprises a heat dissipation fan; the heat dissipation fan is arranged along the left-right direction and is located on the side of the permanent magnet motor (3) close to the control panel and blows air towards the permanent magnet motor (3).

9. The multi-functional exercise apparatus as recited in claim 1, wherein The fitness equipment further comprises a power interface (7), a switch (8) and a fuse (9), which are sequentially arranged along the left-right direction and are located in front of the control panel, the power interface (7) and the switch (8) are arranged on the front frame of the running track frame (1), and the fuse (9) is arranged on the rear side of the front frame of the running track frame (1), and the power interface (7), the switch (8), the fuse (9) and the control panel are sequentially electrically connected.

10. The multi-functional exercise apparatus as set forth in claim 1, wherein The fitness equipment further comprises a seat, which is located behind the running track frame (1).

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