A multifunctional treadmill

By designing slope adjustment, adjustable pull and self-cleaning mechanisms on the treadmill, the problems of single function and inconvenient dust cleaning of traditional treadmills are solved, and the effects of diversified training and automatic cleaning are achieved.

CN116712711BActive Publication Date: 2025-10-10JIANGXI ZHONGYANG ELECTRICAL APPLIANCE
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Patent Information

Application Number
CN202310932154.3
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-07-27
Publication Date
2025-10-10
Estimated Expiration
2043-07-27

AI Technical Summary

Technical Problem

Traditional treadmills have single functions, and dust easily sticks to the surface of the running belt, which needs to be cleaned manually, affecting the user experience.

Method used

A multifunctional treadmill was designed, which included a slope adjustment mechanism, an adjustable pulling mechanism and a self-cleaning mechanism. The mechanism could adjust the inclination angle of the running belt, provide arm pulling training, and automatically clean the dust on the surface of the running belt through a brush plate.

Benefits of technology

It realizes the diversified training functions of the treadmill, automatically cleans the dust on the surface of the running belt, improves the user experience, and reduces the manual cleaning steps.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a multifunctional treadmill and relates to the technical field of fitness equipment. The multifunctional treadmill comprises a rack, a support fixedly connected to the rack, a bearing plate hingedly connected to the inside of the rack through a rotating shaft and a running belt installed on the upper portion of the bearing plate, and the rack and the bearing plate are jointly provided with a slope adjusting mechanism for adjusting the inclination angle of the running belt; a adjustable pulling mechanism is installed on the right portion of the support; the adjustable pulling mechanism comprises a rope wheel symmetrically and rotatably connected to the right portion of the support through a wheel plate, a clock spring fixedly connected to the rope wheel and the wheel plate, a cable tube fixedly connected to the right portion of the support through a connecting rod and corresponding to an elastic cable, and a holding piece installed on the end of the elastic cable away from the rope wheel; the slope adjusting mechanism and the adjustable pulling mechanism are matched with each other, the endurance training intensity of a user during running can be adjusted, and the arms of the user can be pulled and trained at the same time, so that the functionality of the treadmill is enriched.
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Description

Technical Field

[0001] The present invention relates to the technical field of fitness equipment, in particular to a multifunctional treadmill. Background Art

[0002] Treadmills are a common piece of fitness equipment in homes and gyms. They are the simplest type of home fitness equipment available today and are the best choice. Treadmills are designed by designers based on the principle of a speed belt and can be divided into two types based on their structure: mechanical treadmills and electric treadmills. Mechanical treadmills rely on friction between the runner's feet and the belt to move. Electric treadmills are more advanced equipment used in gyms and homes. They use a motor to drive the belt, forcing the user to passively run or walk at varying speeds. They can allow users to cover approximately one-third more distance than regular jogging, while consuming more energy than walking or running.

[0003] However, traditional treadmills have relatively simple functions and can only provide fitness exercises such as running. When users want to perform different fitness or rehabilitation exercises, they often need to purchase different equipment. In addition, when the treadmill is in use, dirt and dust will adhere to the running belt, and the user needs to clean it in time after use to ensure the cleanliness of the running belt surface, which affects the user experience. Summary of the Invention

[0004] The present invention provides an invention name, which solves the technical problems that existing treadmills have relatively single functions and dust easily adheres to the surface of the running belt during use, requiring cleaning after use, which reduces the user experience.

[0005] The present invention provides a multifunctional treadmill, comprising a frame, a bracket fixedly connected to the frame, a load-bearing plate hinged inside the frame through a rotating shaft, and a running belt installed on the upper part of the load-bearing plate, the frame and the load-bearing plate are jointly equipped with a slope adjustment mechanism for adjusting the inclination angle of the running belt, and an adjustable pulling mechanism is installed on the right part of the bracket, and the adjustable pulling mechanism includes: a pulley connected to the right part of the bracket through a wheel plate that rotates symmetrically front and back, a spring fixedly connected to the pulley and the wheel plate, a resistance adjusting member installed on the right part of the bracket for adjusting the rotation resistance of the pulley, an elastic cable wound around the outside of the cable, a cable tube corresponding to the elastic cable fixedly connected to the right part of the bracket symmetrically front and back through a connecting rod, and the end of the elastic cable away from the cable wheel passes through the cable tube and is equipped with a grip.

[0006] In one possible implementation, the slope adjustment mechanism includes a sliding box that is symmetrically fixed to the lower end surface of the supporting plate, and the front and rear opposite sides of the frame are symmetrically fixed to the sliding rods through the fixing plate, and the two sliding rods are slidably connected to the outside of the two sliding rods. The upper end of the slide is symmetrically fixed to the front and rear with vertical blocks corresponding to the sliding box, and the upper part of the vertical block is rotatably connected to a roller that is in rolling contact with the inside of the slide box, and the left part of the frame is rotatably connected to a screw, and the right part of the screw is threadedly connected to the slide.

[0007] In one possible implementation, the resistance adjusting member includes a sliding rod fixedly connected to the right part of the bracket through a protrusion, the sliding rod is symmetrically and slidingly connected to a sliding ring corresponding to the rope pulley on the outside, the right part of the bracket is rotatably connected to a bidirectional threaded rod through a connecting block, and the sliding ring is threadedly connected to the bidirectional threaded rod, and friction rings are fixedly connected to opposite sides of the two rope pulleys, and a top column is symmetrically hinged on the outside of the sliding ring, and an arc-shaped friction block in contact with the inner wall of the friction ring is hinged on the end of the top column away from the sliding ring.

[0008] In a possible implementation, the gripping member includes a gripping rod fixedly connected to the upper end of the elastic cable, the gripping rod is externally fixedly connected to an arcuate sleeve via a fixing block, and the arcuate sleeve is internally symmetrically slidably connected to an elastic arcuate sheet.

[0009] In one possible implementation, a self-cleaning mechanism for cleaning dirt from the surface of the running belt is installed between the front and rear opposite sides of the frame, and the self-cleaning mechanism includes a rectangular box fixedly connected between the front and rear opposite sides of the frame and with upper and lower openings, the front and rear cavity walls inside the rectangular box are slidably connected to a brush plate through a spring telescopic column, a plurality of through holes are equidistantly provided on the upper end face of the brush plate, and a plurality of rows of through holes are equidistantly arranged, the front and rear wall panels of the rectangular box are jointly rotatably connected to a rotating rod, the outside of the rotating rod is fixedly connected to an inclined disc, the lower end face of the brush plate is hinged with a U-shaped fork slidably sleeved on the outside of the disc, and the rear end of the rotating rod is fixedly connected to a roller in contact with the running belt.

[0010] In one possible implementation, the upper end surface of the rack is fixedly connected to a mounting plate via an adjustable telescopic rod, a wireless charging plate is provided on the upper end surface of the mounting plate, a strip frame is fixedly connected to the upper end surface of the mounting plate and on the front and rear sides of the wireless charging plate, a number of micro fans are equidistantly arranged inside the strip frame, a rectangular plate is fixedly connected to the four corners of the upper end surface of the mounting plate, and a number of elastic rubber columns are fixedly connected to the upper end surface of the rectangular plate at equal distances.

[0011] In a possible implementation, a guide plate is fixedly connected inside the rectangular box and directly above the disc, and the guide plate is in an inverted V shape. A collection box is detachably connected to the lower portion of the rectangular box.

[0012] It can be seen from the above technical solutions that the present invention has the following advantages:

[0013] In the present invention, the inclination angle of the treadmill is adjusted by a combination of a screw, a slide plate, a vertical block, a roller and a slide box, so that the endurance training intensity of the user during running can be flexibly adjusted according to needs. The elastic cable in the adjustable pulling mechanism can also be used to perform additional arm pulling training while running, which can provide different types of fitness exercises. The wireless charging plate can also provide wireless charging function for mobile phones, greatly enriching the functionality of the treadmill.

[0014] In the present invention, the roller is driven to rotate when the treadmill is running, and the roller is combined with the rotating rod, the disc, and the U-shaped fork to drive the brush plate to reciprocate on the surface of the treadmill, thereby automatically and timely cleaning the surface of the treadmill, ensuring the cleanliness of the treadmill surface, eliminating the need for manual cleaning, and improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] 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 drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are merely embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying any creative work.

[0016] Figure 1 This is a structural schematic diagram of the multifunctional treadmill provided by the present invention.

[0017] Figure 2 The present invention provides Figure 1 Schematic diagram of the enlarged structure of part A in .

[0018] Figure 3 This is a schematic diagram of the overall structure provided by the present invention when viewed from above.

[0019] Figure 4 This is a schematic structural diagram of the adjustable pulling mechanism provided by the present invention.

[0020] Figure 5 This is a partial structural diagram of the resistance adjustment element provided by the present invention.

[0021] Figure 6 This is a schematic diagram of the installation structure of the slope adjustment mechanism provided by the present invention.

[0022] Figure 7 This is a schematic diagram of the installation structure of the self-cleaning mechanism provided by the present invention.

[0023] Figure 8 This is a schematic diagram of the connection structure between the U-shaped fork and the disc provided by the present invention.

[0024] The above drawings include the following reference numerals:

[0025] 1. Frame; 2. Bracket; 3. Loading plate; 4. Running belt; 5. Slope adjustment mechanism; 51. Slide box; 52. Slide rod; 53. Slide plate; 54. Vertical block; 55. Roller; 56. Screw; 6. Adjustable pulling mechanism; 61. Pulley; 62. Spring; 63. Resistance adjustment element; 631. Sliding rod; 632. Sliding ring; 633. Bidirectional threaded rod; 634. Friction ring; 635. Top column; 636. Arc shaped friction block; 64, elastic cable; 65, cable tube; 66, gripping piece; 661, gripping rod; 662, arc-shaped sleeve; 663, elastic arc-shaped sheet; 7, self-cleaning mechanism; 71, rectangular box; 72, brush plate; 73, rotating rod; 74, disc; 74, disc; 75, U-shaped fork; 76, roller; 8, mounting plate; 9, wireless charging plate; 10, micro fan; 11, guide plate; 12, collection box. Implementation Method

[0026] To make the above-mentioned objects, features, and advantages of the present invention more readily apparent, specific embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following description sets forth numerous specific details to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art may make similar modifications without departing from the scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0027] See also Figure 1 and Figure 3 The present invention provides a technical solution: a multifunctional treadmill, including a frame 1, a bracket 2 fixedly connected to the frame 1, a supporting plate 3 hinged inside the frame 1 through a rotating shaft, and a running belt 4 installed on the upper part of the supporting plate 3. The frame 1 and the supporting plate 3 are jointly equipped with a slope adjustment mechanism 5 for adjusting the inclination angle of the running belt 4, and an adjustable pulling mechanism 6 is installed on the right part of the bracket 2.

[0028] See also Figure 3 and Figure 6 In this embodiment, the slope adjustment mechanism 5 includes a slide box 51 symmetrically fixedly connected to the lower end surface of the supporting plate 3. The front and rear opposite sides of the frame 1 are symmetrically fixedly connected to the slide rods 52 through the fixed plate. The two slide rods 52 are slidably connected to the outside of the two slide rods 52. The upper end of the slide rod 53 is symmetrically fixedly connected to the vertical block 54 corresponding to the slide box 51. The upper part of the vertical block 54 is rotatably connected to the roller 55 that rolls in contact with the inside of the slide box 51. The left part of the frame 1 is rotatably connected to the screw 56, and the right part of the screw 56 is threadedly connected to the slide 53.

[0029] By rotating the screw 56, the slide plate 53 is driven to move laterally along the slide bar 52, and the slide plate 53 then drives the vertical block 54 to move, and the vertical block 54 then drives the roller 55 to move inside the slide box 51. During the movement, the roller 55 is squeezed against the cavity wall of the slide box 51, and then drives the supporting plate 3 to rotate around the hinge point between it and the frame 1, so that the inclination angle of the treadmill 4 can be adjusted, so that the endurance training intensity of the user during running can be flexibly adjusted according to needs.

[0030] See also Figure 1 、 Figure 4 and Figure 5 In this embodiment, the adjustable pulling mechanism 6 includes: a pulley 61 connected to the right part of the bracket 2 through a wheel plate that rotates symmetrically front and back, a spring 62 fixedly connected to the pulley 61 and the wheel plate, a resistance adjusting member 63 installed on the right part of the bracket 2 for adjusting the rotation resistance of the pulley 61, an elastic cable 64 wound around the outside of the pulley 61, a cable tube 65 corresponding to the elastic cable 64 fixedly connected to the right part of the bracket 2 through a connecting rod, and one end of the elastic cable 64 away from the pulley 61 passes through the cable tube 65 and is equipped with a gripping member 66. The resistance adjusting member 63 includes a sliding rod 631 fixedly connected to the right part of the bracket 2 through a protrusion, and the sliding rod 631 is symmetrically slidably connected to the outside of the The sliding ring 632 corresponding to the pulley 61 and the right part of the bracket 2 are rotatably connected to the bidirectional threaded rod 633 through a connecting block, and the sliding ring 632 is threadedly connected to the bidirectional threaded rod 633. The opposite sides of the two pulleys 61 are fixedly connected with friction rings 634. The outside of the sliding ring 632 is symmetrically hinged with a top column 635. The end of the top column 635 away from the sliding ring 632 is hinged with an arc-shaped friction block 636 in contact with the inner wall of the friction ring 634. The holding member 66 includes a holding rod 661 fixedly connected to the upper end of the elastic cable 64. The outside of the holding rod 661 is fixedly connected to an arc sleeve 662 through a fixed block. The inside of the arc sleeve 662 is symmetrically slidably connected with an elastic arc piece 663.

[0031] The user adjusts the pulling force of the elastic cable 64 according to needs before use, rotates the two-way threaded rod 633 to drive the two sliding rings 632 to move toward each other, and when the sliding rings 632 move away from each other, the friction ring 634 is driven to move toward the rope pulley 61 through the top column 635. Since the top column 635 hinged on the outside of the sliding ring 632 is arranged in an eight-shaped shape, the movement of the sliding ring 632 will squeeze the arc-shaped friction block 636 through the top column 635 to contact the inner wall of the friction ring 634. The friction resistance between the friction ring 634 and the arc-shaped friction block 636 can be adjusted by controlling the movement amount of the sliding ring 632. Then, according to the thickness of the user's wrist, the elastic arc piece 663 is slid, and the "arc ring" composed of the elastic arc piece 663 and the arc sleeve 662 is put on the outside of the user's wrist, ensuring that the gripping rod 661 is easily removed from the user's hand during use. When the elastic cable 64 falls off, the elastic cable 64 can still be normally connected to the arm, and then the user holds the gripping rod 661 again to perform arm pulling training while running; when the user performs running training on the treadmill belt 4, the user swings his arms alternately, thereby pulling the elastic cable 64 to move, and the pulled elastic cable 64 drives the pulley 61 to rotate, and the pulley 61 then drives the friction ring 634 to rotate and rub against the arc-shaped friction block 636, so as to increase the pulling force of the elastic cable 64. When the elastic cable 64 is not pulled, the pulley 61 rotates in the opposite direction under the action of the spring 62 to wind up the elastic cable 64. By combining the adjustable pulling mechanism 6 with the above-mentioned slope adjustment mechanism 5, not only can the user's endurance training be adjusted, but the user's hands can also be supported during running to perform pulling training, thereby increasing arm strength training and increasing the diversity of running training.

[0032] See also Figure 7 and Figure 8 In this embodiment, the self-cleaning mechanism 7 includes a rectangular box 71 fixedly connected between the front and rear opposite sides of the frame 1 and with upper and lower openings. The front and rear cavity walls inside the rectangular box 71 are slidably connected to a brush plate 72 through a spring telescopic column. The upper end surface of the brush plate 72 is equidistantly provided with a number of through holes, and the through holes are equidistantly arranged in a number of rows. The front and rear wall plates of the rectangular box 71 are rotatably connected to a rotating rod 73. The outside of the rotating rod 73 is fixedly connected to an inclined disc 74. The lower end surface of the brush plate 72 is hinged with a sliding sleeve arranged on the outside of the disc 74. The U-shaped fork 75 at the top, the rear end of the rotating rod 73 is fixedly connected to the roller 76 in contact with the treadmill 4, and the inside of the rectangular box 71 and directly above the disc 74 is fixedly connected to a guide plate 11, and the guide plate 11 is in an inverted V shape. A strip groove for the U-shaped fork 75 to extend and slide is provided at the upper corner of the guide plate 11. The slope of the inverted V-shaped guide plate 11 can be used to roll the dust that has been removed to both sides, thereby preventing the dust from falling onto the disc 74. The lower part of the rectangular box 71 is detachably connected to a collection box 12.

[0033] The rotation of the treadmill belt 4 drives the roller 76 in contact with it to rotate, and the rotation of the roller 76 drives the rotating rod 73 to rotate synchronously, and the rotating rod 73 then drives the disc 74 to rotate. Since the disc 74 is arranged in an inclined shape, it will move the U-shaped fork 75 back and forth during its rotation. The U-shaped fork 75 then drives the brush plate 72 to move back and forth, sweeping away the dirt and dust adhering to the surface of the treadmill belt 4 during the running training. The swept dust falls downward and passes through the through holes on the brush plate 72 into the collection box 12, so that the treadmill belt 4 can be cleaned in time while running, so that the treadmill belt 4 is always in a clean state, eliminating the need for users to clean manually and ensuring that the user has a good use experience.

[0034] See also Figure 1 and Figure 2 In this embodiment, the upper end surface of the frame 1 is fixedly connected to the mounting plate 8 through an adjustable telescopic rod, and the upper end surface of the mounting plate 8 is provided with a wireless charging plate 9, and the upper end surface of the mounting plate 8 and the front and rear sides of the wireless charging plate 9 are fixedly connected with a bar frame, and a number of micro fans 10 are equidistantly arranged inside the bar frame, and a rectangular plate is fixedly connected at the four corners of the upper end surface of the mounting plate 8, and a number of elastic rubber columns are equidistantly fixedly connected to the upper end surface of the rectangular plate. The wireless charging plate 9 arranged on the frame 1 can charge the user's mobile phone while using it, further increasing the functionality. The elastic rubber columns can enhance the friction between the mobile phone and the mounting plate 8 when it is placed, making the placement more secure and preventing the mobile phone from slipping. The two rows of fans located on the side of the wireless charging plate 9 are started to move, driving the air flow around the wireless charging plate 9, which can timely discharge the heat generated during the charging process of the mobile phone.

[0035] During operation, the inclination angle of the treadmill belt 4 is adjusted through the slope adjustment mechanism 5 before use, so that the endurance training intensity during running can be flexibly adjusted according to the use requirements, and the pulling force of the elastic cable 64 is adjusted by the adjustment resistor 63 according to the required arm pulling training intensity requirements. Subsequently, the adjustable pulling mechanism 6 and the slope adjustment mechanism 5 cooperate with each other to enable the user to perform arm pulling training while performing running training, thereby enriching the functional diversity during training. The wireless charging plate 9 set on the frame 1 can also provide wireless charging function for mobile phones during training, further increasing the functional diversity. During use, the treadmill belt 4 drives the self-cleaning mechanism 7 to operate, which can clean the dirt and dust adhering to the surface of the treadmill belt 4 in time, ensuring that the treadmill belt 4 is always in a clean state, and ensuring a good user experience.

[0036] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0037] Furthermore, the terms "first," "second," "number one," and "number two" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature designated as "first," "second," "number one," or "number two" may explicitly or implicitly include at least one such feature. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0038] In the present invention, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0039] The embodiments of this specific implementation method are all preferred embodiments of the present invention and are not intended to limit the scope of protection of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multifunctional treadmill, comprising a frame (1), a bracket (2) fixedly connected to the frame (1), a bearing plate (3) hinged to the inside of the frame (1) via a rotating shaft, and a running belt (4) mounted on the upper part of the bearing plate (3), characterized in that: The frame (1) and the bearing plate (3) are jointly equipped with a slope adjustment mechanism (5) for adjusting the inclination angle of the running belt (4), and the right part of the bracket (2) is equipped with an adjustable pulling mechanism (6); The adjustable pulling mechanism (6) comprises: A rope wheel (61) is connected to the right side of the bracket (2) through a wheel plate that rotates symmetrically in the front and back directions; the rope wheel (61) and the wheel plate are fixedly connected to a spring (62); a resistance regulating member (63) is installed on the right side of the bracket (2) for regulating the rotation resistance of the rope wheel (61); an elastic cable (64) is wound around the outside of the rope wheel (61); a cable tube (65) corresponding to the elastic cable (64) is fixedly connected to the right side of the bracket (2) through a connecting rod that is symmetrical in the front and back directions; an end of the elastic cable (64) away from the rope wheel (61) passes through the cable tube (65) and is installed with a gripping member (66); The slope adjustment mechanism (5) includes a slide box (51) symmetrically fixedly connected to the lower end surface of the carrier plate (3) in front and back directions; slide bars (52) are symmetrically fixedly connected to the front and back sides of the frame (1) through a fixed plate; the two slide bars (52) are slidably connected to the outside of a slide plate (53); the upper end of the slide plate (53) is symmetrically fixedly connected to a vertical block (54) corresponding to the slide box (51); the upper part of the vertical block (54) is rotatably connected to a roller (55) in rolling contact with the inside of the slide box (51); and the left part of the frame (1) is rotatably connected to a screw rod (56); The resistance regulating member (63) comprises a sliding rod (631) fixedly connected to the right part of the bracket (2) through a protrusion, the sliding rod (631) is symmetrically slidably connected to a sliding ring (632) corresponding to the rope wheel (61) on the outside, the right part of the bracket (2) is rotatably connected to a bidirectional threaded rod (633) through a connecting block, and the sliding ring (632) is threadedly connected to the bidirectional threaded rod (633), the opposite sides of the two rope wheels (61) are fixedly connected to friction rings (634), and the sliding ring (632) is symmetrically hinged to a top column (635) on the outside; The holding member (66) comprises a holding rod (661) fixedly connected to the upper end of the elastic cable (64), and the outside of the holding rod (661) is fixedly connected to an arc-shaped sleeve (662) via a fixing block; A self-cleaning mechanism (7) for cleaning dirt on the surface of the running belt (4) is installed between the front and rear opposite sides of the frame (1). The self-cleaning mechanism (7) comprises a rectangular box (71) fixedly connected between the front and rear opposite sides of the frame (1) and having upper and lower openings. The front and rear cavity walls inside the rectangular box (71) are slidably connected to a brush plate (72) through a spring telescopic column. The upper end surface of the brush plate (72) is provided with a plurality of through holes at equal intervals, and the through holes are arranged in a plurality of rows at equal intervals. The front and rear wall plates of the rectangular box (71) are rotatably connected to a rotating rod (73). The outside of the rotating rod (73) is fixedly connected to an inclined circular disc (74). The lower end surface of the brush plate (72) is hinged to a U-shaped fork (75) slidably sleeved on the outside of the circular disc (74).

2. The multifunctional treadmill according to claim 1, characterized in that: The right portion of the screw rod (56) and the slide plate (53) are threadedly connected to each other.

3. The multifunctional treadmill according to claim 1, characterized in that: An arc-shaped friction block (636) in contact with the inner wall of the friction ring (634) is hingedly connected to one end of the top column (635) away from the sliding ring (632).

4. The multifunctional treadmill according to claim 1, characterized in that: The arc-shaped sleeve (662) is symmetrically and slidingly connected to an elastic arc-shaped piece (663) inside.

5. The multifunctional treadmill according to claim 1, characterized in that: The rear end of the rotating rod (73) is fixedly connected to a roller (76) in contact with the treadmill belt (4).

6. The multifunctional treadmill according to claim 1, characterized in that: The upper end surface of the frame (1) is fixedly connected to a mounting plate (8) via an adjustable telescopic rod, the upper end surface of the mounting plate (8) is provided with a wireless charging plate (9), the upper end surface of the mounting plate (8) and the front and rear sides of the wireless charging plate (9) are fixedly connected to a strip frame, a plurality of micro fans (10) are evenly spaced inside the strip frame, the four corners of the upper end surface of the mounting plate (8) are fixedly connected to a rectangular plate, and the upper end surface of the rectangular plate is evenly spaced and fixedly connected to a plurality of elastic rubber columns.

7. The multifunctional treadmill according to claim 5, characterized in that: A guide plate (11) is fixedly connected inside the rectangular box (71) and located directly above the disc (74), and the guide plate (11) is in an inverted V shape. A collecting box (12) is detachably connected to the lower part of the rectangular box (71).

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