Resistance adjusting module

Abstract

The utility model discloses a resistance adjusting module which comprises a brake cable assembly, a rotary knob assembly, a wind resistance rotary disc assembly and a stop assembly. The first end part of the brake cable assembly is connected with the knob assembly, and the knob assembly can drive the brake cable assembly to move through rotation; the second end of the brake cable assembly is connected with the wind resistance rotating disc assembly and used for driving the wind resistance rotating disc assembly to rotate so as to adjust the resistance value output by the wind resistance rotating disc assembly. The stop assembly comprises a fixed assembly and a movable assembly, the movable assembly is connected to the brake cable assembly, and the movable assembly moves relative to the fixed assembly along with the brake cable assembly; when the knob assembly rotates to the limit gear, the moving assembly moves to abut against the fixed assembly, and the fixed assembly is used for stopping the moving assembly. The utility model aims to provide the resistance adjusting module which can ensure that the adjusting knob is safe and reliable when the adjusting knob is adjusted to a limit gear in the resistance adjusting process.

Description

TECHNICAL FIELD

[0001] The utility model belongs to body -building equipment technical field, specifically, it relates to a resistance adjusting module. BACKGROUND

[0002] The rowing machine is a kind of equipment simulating rowing movement, when exercising, the person exercises leg curves and sits on the sliding stool, leg straightens back waist, both arms overcome resistance and row to both sides, simulating rowing movement.The rowing machine is a kind of equipment simulating rowing movement, and it has better effect on muscle enhancement of leg, waist, upper limb, chest and back.Rowing machine movement is a smooth, interesting and challenging self fitness movement.At present, the rowing machine can be divided into water resistance type, wind resistance type and magnetic resistance type, wherein, wind resistance type rowing machine utilizes flywheel rotation to generate resistance, and it has high fidelity and is suitable for a wide range of people.

[0003] Different people need to adjust the size of wind resistance according to their own exercise needs when using the rowing machine, and the existing technology usually adjusts the gear position of wind resistance by rotating knob, and in the state of rotating knob to the highest gear position or the lowest gear position, the phenomenon of wind resistance rotating disc slot rotating out of rotating groove and falling off is easy to appear.

[0004] Therefore, it is an urgent technical problem to develop a resistance adjusting module, which can make the adjusting knob safe and reliable in the state of adjusting to the limit gear position in the resistance adjusting process. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a resistance adjusting module, which can make the adjusting knob safe and reliable in the state of adjusting to the limit gear position in the resistance adjusting process.

[0006] To realize the utility model purpose, the utility model adopts the following technical scheme to realize:

[0007] The utility model provides a resistance adjusting module, which comprises:

[0008] Gate wire assembly;

[0009] Knob assembly, the first end of the gate wire assembly is connected with the knob assembly, and the knob assembly can drive the gate wire assembly to move by rotating;

[0010] Wind resistance rotating disc assembly, the second end of the gate wire assembly is connected with the wind resistance rotating disc assembly, for driving the wind resistance rotating disc assembly to rotate to adjust the resistance value output by the wind resistance rotating disc assembly;

[0011] A stop assembly comprises a fixed assembly and a moving assembly, the moving assembly is connected on the gate wire assembly, and the moving assembly moves relative to the fixed assembly along with the gate wire assembly; in the state that the knob assembly is rotated to the limit gear position, the moving assembly moves to abut against the fixed assembly, and the fixed assembly is used for stopping the moving assembly.

[0012] In some embodiments of the present application, the fixed assembly comprises a first fixed component and a second fixed component;

[0013] The knob assembly is rotated in the first direction, and the gate wire assembly drives the wind resistance turntable assembly to rotate to the minimum resistance gear position state, and the moving assembly abuts against the first fixed component;

[0014] In the state that the knob assembly is rotated in the second direction, the gate wire assembly drives the wind resistance turntable assembly to rotate to the maximum resistance gear position state, and the moving assembly abuts against the second fixed component.

[0015] In some embodiments of the present application, the gate wire assembly comprises a first gate wire and a second gate wire;

[0016] The first end of the first gate wire and the first end of the second gate wire are connected with the two side ends of the knob assembly respectively;

[0017] The second end of the first gate wire and the second end of the second gate wire are connected with the two side ends of the wind resistance turntable assembly respectively.

[0018] In some embodiments of the present application, the first fixed component comprises a first L-shaped baffle, two first through holes are formed in the first L-shaped baffle, and the second end of the first gate wire and the second end of the second gate wire are connected with the wind resistance turntable assembly after penetrating through the two first through holes respectively;

[0019] In the state that the knob assembly is rotated to the minimum resistance gear position, the moving assembly abuts against the first L-shaped baffle.

[0020] In some embodiments of the present application, the second fixed component comprises a second L-shaped baffle, two mounting parts are arranged on the second L-shaped baffle, the second end of the first gate wire and the second end of the second gate wire are mounted in the two mounting parts respectively, and the second end of the first gate wire and the second end of the second gate wire are connected with the wind resistance turntable assembly after penetrating through the two mounting parts respectively;

[0021] In the state that the knob assembly is rotated to the maximum resistance gear position, the moving assembly abuts against the second L-shaped baffle.

[0022] In some embodiments of the present application, the moving assembly comprises a nut and a bolt, the bolt is provided with a third through hole, the first gate wire or the second gate wire passes through the third through hole, and the nut is screwed relative to the bolt to clamp the gate wire by the nut and the bolt.

[0023] In some embodiments of the present application, the moving assembly further comprises two gaskets, both of which are sleeved on the bolt, and the nut and the bolt clamp the two gaskets on the first gate wire or the second gate wire during the screwing of the nut relative to the bolt.

[0024] In some embodiments of the present application, a support frame body is further included, the first fixing component and the second fixing component are arranged on the support frame body with a spacing, and the spacing between the first fixing component and the second fixing component is equal to the moving distance of the first gate wire or the second gate wire during the switching of the knob assembly between the minimum resistance gear and the maximum resistance gear.

[0025] The knob assembly is rotatably connected to the support frame body.

[0026] In some embodiments of the present application, the wind resistance turntable assembly comprises a wind resistance turntable and a wind resistance fixed disc.

[0027] The wind resistance fixed disc is provided with a plurality of buckles at intervals along a ring.

[0028] The wind resistance turntable is provided with a plurality of arc-shaped clamping grooves at intervals along a ring.

[0029] The plurality of buckles correspond to the positions of the plurality of arc-shaped clamping grooves respectively, and the buckles move along the corresponding arc-shaped clamping grooves.

[0030] In some embodiments of the present application, the end of the arc-shaped clamping groove is provided with a release opening, and the buckle can move out of the release opening in the state that the buckle moves to the release opening.

[0031] Compared with the prior art, the present application has the following advantages and positive effects:

[0032] Through the rotation of the knob assembly, the gate wire assembly drives the wind resistance turntable assembly to rotate, so as to adjust the output resistance value of the wind resistance turntable assembly.

[0033] By setting the moving assembly on the gate wire assembly, the moving assembly can move relative to the fixed assembly with the gate wire assembly, and in the state that the knob assembly is rotated to the limit gear position, the moving assembly moves to abut against the fixed assembly, and the fixed assembly is used for stopping the moving assembly, so that the phenomenon that the wind resistance rotating disc is rotated out of the rotating groove and falls off is avoided in the state that the rotating knob is rotated to the highest gear position or the lowest gear position, and the adjusting knob can be safe and reliable in the state of being adjusted to the limit gear position in the resistance adjustment process.

[0034] Other features and advantages of the present application will become more apparent from the following detailed description when read in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0036] Figure 1 is one of the use structure schematic diagrams of one embodiment of the resistance adjustment module proposed in the present application;

[0037] Figure 2 is Figure 1 the local schematic diagram of A in the figure;

[0038] Figure 3 is Figure 2 the structure schematic diagram of one embodiment of the knob assembly in the figure in the state of being rotated to the minimum resistance gear position along the first direction;

[0039] Figure 4 is Figure 2 the structure schematic diagram of one embodiment of the knob assembly in the figure in the state of being rotated to the maximum resistance gear position along the second direction;

[0040] Figure 5 is the structure schematic diagram of one embodiment of the buckle of the wind resistance rotating disc assembly of the resistance adjustment module proposed in the present application in the state of being rotated into the arc-shaped clamping groove;

[0041] Figure 6 is Figure 5 the local schematic diagram of B in the figure;

[0042] Figure 7 is the structure schematic diagram of one embodiment of the wind resistance rotating disc assembly of the resistance adjustment module proposed in the present application in the state of being rotated to the minimum resistance gear position along the first direction;

[0043] Figure 8 is Figure 7A partial view at C;

[0044] Figure 9 A structural schematic view of an embodiment of the wind resistance turntable assembly of the resistance adjusting module in a state of rotating to the maximum resistance gear along the second direction;

[0045] Figure 10 is Figure 9 A partial view at D;

[0046] Figure 11 An exploded view of the wind resistance turntable assembly of the resistance adjusting module;

[0047] Figure 12 A structural schematic view of the gate wire assembly and the moving assembly of the resistance adjusting module;

[0048] In the figure,

[0049] 100, gate wire assembly;

[0050] 110, first gate wire;

[0051] 120, second gate wire;

[0052] 200, knob assembly;

[0053] 300, wind resistance turntable assembly;

[0054] 310, wind resistance turntable;

[0055] 311, arc-shaped clamping groove;

[0056] 3111, discharge port;

[0057] 320, wind resistance fixing disc;

[0058] 321, buckle;

[0059] 330, wind resistance outer disc;

[0060] 411, first fixing component;

[0061] 4111, first through hole;

[0062] 412, second fixing component;

[0063] 4121, mounting portion;

[0064] 420, moving assembly;

[0065] 421, nut;

[0066] 422, bolt;

[0067] 423, gasket;

[0068] 500, support frame body. DETAILED DESCRIPTION

[0069] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work belong to the scope of protection of the present application.

[0070] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0071] The terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0072] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or direct connection, or indirect connection through intermediate medium. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0073] In the present application, unless otherwise explicitly specified and limited, the first feature "above" or "below" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "above", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0074] The following disclosure provides many different embodiments, or examples, for implementing different structures of the present application. For the purpose of simplifying the present application, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the present application. In addition, the present application can repeatedly refer to numbers and / or letters in different examples, and such repetition is for the purpose of simplification and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed.

[0075] In some embodiments of the present application, a resistance adjusting module is involved, as shown in Figure 1 It includes a gate line assembly 100, a knob assembly 200, a wind resistance dial assembly 300, and a stop assembly. The knob assembly 200 drives the wind resistance dial assembly 300 to rotate by pulling the gate line assembly 100, thereby realizing the resistance value output by the wind resistance dial assembly 300.

[0076] In some embodiments of the present application, as shown in Figure 2 , Figure 3 , Figure 4 The first end of the gate line assembly 100 is connected with the knob assembly 200. The knob assembly 200 rotates to drive the movement of the gate line assembly 100.

[0077] The second end of the gate line assembly 100 is connected with the wind resistance dial assembly 300. The gate line assembly 100 drives the rotation of the wind resistance dial assembly 300.

[0078] The user of the fitness equipment rotates the knob assembly 200 to drive the rotation of the wind resistance dial assembly 300 through the gate line assembly 100.

[0079] However, in the state that the knob assembly 200 is rotated to the limit gear, the stop assembly needs to be set to prevent it from continuing to rotate.

[0080] In some embodiments of the present application, as shown in Figure 1 , Figure 2 , Figure 3 , Figure 4 The stop assembly includes a fixed assembly and a moving assembly 420. The moving assembly 420 moves with the gate line assembly 100, and when the knob assembly 200 is rotated to the limit gear, the moving assembly 420 abuts against the fixed assembly.

[0081] The moving assembly 420 is connected to the gate line assembly 100, and the moving assembly 420 moves relative to the fixed assembly with the gate line assembly 100. In the state that the knob assembly 200 is rotated to the limit gear, the moving assembly 420 moves to abut against the fixed assembly, and the fixed assembly is used to stop the moving assembly 420.

[0082] In some embodiments of the present application, asFigure 1 、 Figure 2 、 Figure 3 、 Figure 4 The fixing assembly includes a first fixing component 411 and a second fixing component 412.

[0083] When the knob assembly 200 is rotated in the first direction, the wind resistance dial assembly 300 is rotated to the minimum resistance gear state by the brake cable assembly 100, and the moving assembly 420 is abutted against the first fixing component 411.

[0084] When the knob assembly 200 is rotated in the second direction, the wind resistance dial assembly 300 is rotated to the maximum resistance gear state by the brake cable assembly 100, and the moving assembly 420 is abutted against the second fixing component 412.

[0085] Specifically, the first direction and the second direction are reversely arranged.

[0086] Specifically, the first direction is counterclockwise, and the second direction is clockwise.

[0087] In some embodiments of the present application, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 、 Figure 9 、 Figure 10 、 Figure 11 The brake cable assembly 100 includes a first brake cable 110 and a second brake cable 120.

[0088] The first end of the first brake cable 110 and the first end of the second brake cable 120 are respectively connected to the two side ends of the knob assembly 200.

[0089] The second end of the first brake cable 110 and the second end of the second brake cable 120 are respectively connected to the two side ends of the wind resistance dial assembly 300.

[0090] In some embodiments of the present application, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 The first fixing component 411 includes a first L-shaped baffle. Two first through holes 4111 are formed in the first L-shaped baffle. The first brake cable 110 and the second brake cable 120 respectively pass through the two first through holes 4111.

[0091] The first brake cable 110 and the second brake cable 120 respectively move relative to the two first through holes 4111.

[0092] When the knob assembly 200 is rotated to the minimum resistance gear state, the moving assembly 420 abuts against the first L-shaped baffle.

[0093] Specifically, the first through hole 4111 is smaller than the moving assembly 420, and the moving assembly 420 cannot pass through the first through hole 4111.

[0094] In some embodiments of the present application, the second fixing component 412 includes a second L-shaped baffle. The second L-shaped baffle is provided with two mounting portions 4121.

[0095] The second end of the first gate line 110 and the second end of the second gate line 120 are respectively installed in the two mounting portions 4121, and move along the two mounting portions 4121.

[0096] The second end of the first gate line 110 and the second end of the second gate line 120 are connected with the wind resistance turntable assembly 300 after passing through the two mounting portions 4121.

[0097] In some embodiments of the present application, when the knob assembly 200 is rotated to the maximum resistance gear state, the moving assembly 420 abuts against the second L-shaped baffle.

[0098] Specifically, the moving assembly 420 is connected to the first gate line 110 or the second gate line 120.

[0099] In some embodiments of the present application, as shown in Figure 12 the moving assembly 420 includes a nut 421 and a bolt 422. The bolt 422 is provided with a third through hole.

[0100] In some embodiments of the present application, the moving assembly 420 is connected to the first gate line 110, and the first gate line 110 passes through the third through hole.

[0101] In the state that the first gate line 110 passes through the third through hole, the nut 421 is rotated relative to the bolt 422, so as to clamp the first gate line 110 between the nut 421 and the bolt 422, thereby realizing the relative position locking of the moving assembly 420 and the first gate line 110.

[0102] Specifically, the moving assembly 420 further includes two washers 423. The two washers 423 are sleeved on the bolt 422, and the nut 421 and the bolt 422 clamp the two washers 423 on the first gate line 110 during the process of being screwed relative to the bolt 422.

[0103] In some other embodiments of the present application, the moving assembly 420 is connected to the second gate line 120, and the second gate line passes through the third through hole.

[0104] In the state that the second gate line 120 penetrates the third penetration hole, the nut 421 is rotated relative to the bolt 422 until the second gate line 120 is clamped between the nut 421 and the bolt 422, so as to realize the relative position locking between the moving assembly 420 and the second gate line 120.

[0105] Specifically, the moving assembly 420 further includes two gaskets 423. The two gaskets 423 are sleeved on the bolt 422, and the nut 421 and the bolt 422 clamp the two gaskets 423 on the second gate line 120 in the process of being screwed relative to the bolt 422.

[0106] In some embodiments of the present application, a support frame body 500 is further included, and the first fixed component 411 and the second fixed component 412 are arranged on the support frame body 500 in a spaced manner.

[0107] The distance between the first fixed component 411 and the second fixed component 412 is equal to the moving distance of the first gate line 110 or the second gate line 120 in the process of switching between the minimum resistance gear and the maximum resistance gear of the knob assembly 200.

[0108] The knob assembly 200 is rotatably connected to the support frame body 500.

[0109] In some embodiments of the present application, as shown in Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 、 Figure 9 、 Figure 10 、 Figure 11 The wind resistance dial assembly 300 includes a wind resistance dial 310 and a wind resistance fixed disc 320.

[0110] As shown in Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 、 Figure 9 、 Figure 10 The wind resistance fixed disc 320 is provided with a plurality of buckles 321 arranged in a spaced manner along a ring.

[0111] The wind resistance dial 310 is provided with a plurality of arc-shaped clamping grooves 311 arranged in a spaced manner along a ring.

[0112] The plurality of buckles 321 correspond to the positions of the plurality of arc-shaped clamping grooves 311.

[0113] The buckle 321 moves along the corresponding arc-shaped clamping groove 311.

[0114] In some embodiments of the present application, as shown in Figure 5 、 Figure 6As shown, the end of the arc-shaped clamping slot 311 is provided with a release opening 3111. During the movement of the buckle 321 along the arc-shaped clamping slot 311, when the buckle 321 moves to the release opening 3111, the buckle 321 can be released from the release opening 3111.

[0115] The buckle 321 is screwed into the arc-shaped clamping slot 311 from the release opening 3111.

[0116] Specifically, the wind resistance rotating disc assembly 300 further comprises a wind resistance outer disc 330.

[0117] The wind resistance outer disc 330 is fixed on the wind resistance fixed disc 320.

[0118] The release opening 3111 of the arc-shaped clamping slot 311 of the wind resistance rotating disc 310 is sleeved on the buckle 321, and the wind resistance rotating disc 310 rotates relative to the wind resistance fixed disc 320 to realize the installation of the wind resistance rotating disc 310 and the wind resistance fixed disc 320.

[0119] As shown in Figure 3 , as shown in Figure 7 , Figure 8 , when the knob assembly 200 is rotated to the minimum resistance gear position state, the buckle 321 moves to the vicinity of the release opening 3111, but the buckle 321 does not move to the release opening 3111, in order to prevent the buckle 321 from being released from the release opening 3111, the moving assembly 420 abuts against the first fixed part 411.

[0120] In some embodiments of the present application, as shown in Figure 4 , Figure 9 , Figure 10 , when the knob assembly 200 is rotated to the maximum resistance gear position state, the moving assembly 420 abuts against the second fixed part 412, which can prevent the first gate line 110 and the second gate line 120 from being released from the installation part 4121.

[0121] In the description of the above embodiments, specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0122] As long as possible, various aspects and features described and shown in the specification can be applied alone, and these individual aspects can be the subject of a divisional application.

[0123] The above is only a specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application, therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A resistance adjustment module, characterized in that, include: gate assembly; A knob assembly, wherein the first end of the gate cable assembly is connected to the knob assembly, and the knob assembly can drive the gate cable assembly to move by rotating it; A wind resistance turntable assembly, wherein the second end of the brake line assembly is connected to the wind resistance turntable assembly, and is used to drive the wind resistance turntable assembly to rotate in order to adjust the resistance value output by the wind resistance turntable assembly; The stop assembly includes a fixed component and a movable component. The movable component is connected to the brake cable assembly and moves relative to the fixed component with the brake cable assembly. When the knob assembly is rotated to the limit position, the movable component moves to abut against the fixed component, and the fixed component stops the movable component.

2. The resistance adjustment module according to claim 1, characterized in that, The fixing assembly includes a first fixing component and a second fixing component; The knob assembly rotates in the first direction, and the brake cable assembly drives the wind resistance turntable assembly to rotate to the minimum resistance position, at which point the moving component abuts against the first fixed component. When the knob assembly rotates in the second direction, the wind resistance turntable assembly is rotated to the maximum resistance position via the brake cable assembly, and the moving assembly abuts against the second fixed component.

3. The resistance adjustment module according to claim 2, characterized in that, The gate assembly includes a first gate and a second gate; The first end of the first gate wire and the first end of the second gate wire are respectively connected to the two ends of the knob assembly; The second end of the first brake line and the second end of the second brake line are respectively connected to the two ends of the wind resistance turntable assembly.

4. The resistance adjustment module according to claim 3, characterized in that, The first fixing component includes a first L-shaped baffle, which has two first through holes. The second end of the first brake line and the second end of the second brake line pass through the two first through holes and are connected to the wind resistance turntable assembly. When the knob assembly is rotated to the minimum resistance position, the moving assembly abuts against the first L-shaped baffle.

5. The resistance adjustment module according to claim 3, characterized in that, The second fixing component includes a second L-shaped baffle, on which two mounting parts are provided. The second end of the first brake line and the second end of the second brake line are respectively installed in the two mounting parts. The second end of the first brake line and the second end of the second brake line pass through the two mounting parts and are connected to the wind resistance turntable assembly. When the knob assembly is rotated to the maximum resistance position, the moving assembly abuts against the second L-shaped baffle.

6. The resistance adjustment module according to claim 3, characterized in that... The movable component includes a nut and a bolt. The bolt has a third through hole through which the first or second gate cable passes. The nut rotates relative to the bolt until the nut and the bolt clamp the gate cable.

7. The resistance adjustment module according to claim 6, characterized in that, The movable component also includes two washers, both of which are fitted onto the bolt. During the tightening of the nut relative to the bolt, the nut and the bolt clamp the two washers onto the first or second gate line.

8. The resistance adjustment module according to claim 3, characterized in that, It also includes a support frame, with the first fixing component and the second fixing component spaced apart on the support frame. The distance between the first fixing component and the second fixing component is equal to the distance the first or second brake cable moves during the switching of the knob assembly between the minimum resistance setting and the maximum resistance setting. The knob assembly is rotatably connected to the support frame.

9. The resistance adjustment module according to claim 8, characterized in that, The wind resistance turntable assembly includes a wind resistance turntable and a wind resistance fixing disc; The wind resistance fixing plate is provided with multiple buckles at circumferential intervals along its upper edge. The wind resistance turntable has multiple arc-shaped slots spaced at intervals along its upper edge. The multiple buckles correspond to the positions of the multiple arc-shaped slots, and the buckles move along the corresponding arc-shaped slots.

10. The resistance adjustment module according to claim 9, characterized in that, The end of the arc-shaped slot is provided with a release outlet. When the buckle is moved to the release outlet, the buckle can be removed from the release outlet.

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