Transmission structure for elliptical machine

Abstract

The transmission structure comprises a machine body, a transmission device is arranged on the machine body, the transmission device comprises a handrail assembly, a pedal assembly and a transmission unit, and the pedal assembly is in synchronous transmission with the handrail assembly through the transmission unit. The transmission unit comprises a handrail transmission assembly, a pedal transmission assembly and a synchronous belt, and the pedal transmission assembly is in synchronous transmission with the handrail transmission assembly through the synchronous belt assembly. According to the utility model, the structural design is reasonable, the synchronous transmission of the armrest component and the pedal component is realized by arranging the transmission unit, and meanwhile, the first rotating block and the second rotating block are arranged, so that a user can more naturally coordinate the body action in the exercise process, and the exercise effect is improved.

Description

Technical Field

[0001] The utility model relates to the field of fitness equipment, in particular to a transmission structure for an elliptical machine. Background Art

[0002] The elliptical machine is a common piece of fitness equipment that simulates the motions of walking and running while reducing the impact on the joints. It is suitable for people of all ages and fitness levels.

[0003] The transmission structure of the traditional elliptical machine usually adopts chain or belt transmission, which has some disadvantages. For example, there will be a short pause when the handrails and pedals of the traditional elliptical machine rotate, which makes it less comfortable to use. This affects the coordination and stability of the user's body during exercise. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a transmission structure for an elliptical machine in view of the current status of the prior art.

[0005] The technical solution adopted by the utility model to solve the above-mentioned technical problems is: a transmission structure for an elliptical machine, including a body body, a transmission device is provided on the body body, the transmission device includes an armrest assembly, a foot pedal assembly and a transmission unit, the foot pedal assembly is synchronously transmitted with the armrest assembly through the transmission unit, the transmission unit includes an armrest transmission assembly, a foot pedal transmission assembly and a synchronous belt assembly, and the foot pedal transmission assembly is synchronously transmitted with the armrest transmission assembly through the synchronous belt assembly.

[0006] Preferably, the armrest transmission assembly includes a fixed rod, a first rotating wheel, a second rotating wheel, a first rotating shaft and a first rotating block. The fixed rod is arranged on the fuselage body, the first rotating shaft is passed through the fixed rod, both ends of the first rotating shaft pass through the first rotating wheel and the second rotating wheel respectively, and the first rotating blocks are respectively arranged at both ends of the first rotating shaft.

[0007] Preferably, the pedal transmission assembly includes a fixed seat, a third rotating wheel, a second rotating shaft, a second rotating block, a pulley and a synchronous belt, the second rotating shaft is passed through the fixed seat, the third rotating wheel is arranged on the second rotating shaft, second rotating blocks are respectively arranged at both ends of the second rotating shaft, and a pulley is arranged on the second rotating block.

[0008] Preferably, the synchronous belt includes a first synchronous belt, the first synchronous belt is connected to the second rotating wheel and the third rotating wheel, and the second rotating wheel and the third rotating wheel rotate synchronously through the first synchronous belt.

[0009] Preferably, the armrest assembly includes an armrest, a transmission rod, a fixed circular tube, a third rotating shaft and a main fixed rod, fixed circular tubes are respectively provided at both ends of the third rotating shaft, a connecting rod is provided on the fixed circular tube, and the armrests are respectively provided at both ends of the third rotating shaft through the fixed circular tubes, one end of the transmission rod is rotatably connected to the connecting rod, and the other end of the transmission rod is rotatably connected to the first rotating block.

[0010] Preferably, the pedal assembly comprises a pedal tube and a pedal, the pedal is arranged on the pedal tube, the pedal tube is arranged on a pulley, and one end of the pedal tube is rotatably connected to the handrail.

[0011] Preferably, the synchronous belt assembly includes a synchronous seat arranged on the fuselage body, and the synchronous seat has a second synchronous rotating wheel and a third synchronous rotating wheel coaxially pivoted at both ends, and the second synchronous rotating wheel and the third synchronous rotating wheel are provided with a second synchronous belt and a third synchronous belt that cooperate with the synchronous rotation.

[0012] Preferably, the second synchronous belt connects the second rotating wheel and the second synchronous rotating wheel, the third synchronous belt connects the third rotating wheel and the third synchronous rotating wheel, and the second synchronous rotating wheel and the third synchronous rotating wheel cooperate with the second synchronous belt and the third synchronous belt to drive the second rotating wheel and the third rotating wheel to rotate synchronously.

[0013] Compared with the prior art, the advantages of the present invention are: by setting a transmission unit, synchronous transmission of the armrest assembly and the foot pedal assembly is achieved. At the same time, by setting a first rotating block and a second rotating block, the user can coordinate the body's movements more naturally during exercise, thereby improving the exercise effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the transmission unit of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the transmission unit of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the synchronous seat of the utility model.

[0018] 1. The present invention relates to a motor vehicle which is provided with a plurality of transmission rods and a plurality of stepping rods. The motor vehicle which is provided with a plurality of stepping rods and a plurality of stepping rods are provided with plurality of stepping rods. The motor vehicle which is provided with a plurality of stepping rods and a plurality of stepping rods are provided with plurality of stepping rods. DETAILED DESCRIPTION

[0019] The following will disclose multiple embodiments of the present invention with drawings. For the purpose of clear description, many practical details will be described together in the following description. However, it should be understood that these practical details should not be used to limit the present invention. In other words, in some embodiments of the present invention, these practical details are not necessary. In addition, in order to simplify the drawings, some conventional structures and components will be depicted in a simple schematic manner in the drawings.

[0020] It should be noted that all directional indications in the embodiments of the present invention, such as up, down, left, right, front, back... are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0021] Moreover, some of the above-mentioned terms may be used to express other meanings besides indicating orientation or positional relationships. For example, the term "on" may also be used to indicate a certain dependency or connection relationship in certain circumstances. A person skilled in the art may understand the specific meanings of these terms in the present utility model according to the specific circumstances.

[0022] In addition, the terms "install", "set", "provided with", "connect", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. The connection methods involved in this article are prior arts, without any improvement, and are all common knowledge of those skilled in the art. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0023] In addition, in the present utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present utility model. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0024] In this embodiment 1,

[0025] like Figures 1 to 3 As shown, a transmission structure for an elliptical machine includes a body 1, characterized in that: a transmission device 2 is provided on the body 1, the transmission device 2 includes an armrest assembly 3, a foot pedal assembly 4 and a transmission unit 5, the foot pedal assembly 4 is synchronously transmitted with the armrest assembly 3 through the transmission unit 5, the transmission unit 5 includes an armrest transmission assembly 6, a foot pedal transmission assembly 7 and a synchronous belt assembly 8, and the foot pedal transmission assembly 7 is synchronously transmitted with the armrest transmission assembly 6 through the synchronous belt assembly 8.

[0026] The present invention realizes synchronous transmission of the armrest assembly 33 and the pedal assembly 4 through the transmission unit 5, so that the movement of the elliptical machine is more coordinated and stable, and the comfort and effect of use are improved.

[0027] The handrail transmission assembly 6 includes a fixed rod 9, a first rotating wheel 10, a second rotating wheel 11, a first rotating shaft 12 and a first rotating block 13. The fixed rod 9 is set on the fuselage body 1, the first rotating shaft 12 is passed through the fixed rod 9, and the two ends of the first rotating shaft 12 pass through the first rotating wheel 10 and the second rotating wheel 11 respectively, and the first rotating blocks 13 are respectively set at the two ends of the first rotating shaft 12.

[0028] The handrail transmission assembly 6 has the advantages of simple structure and reliable transmission, and can effectively transmit power to the handrail 19.

[0029] The pedal transmission assembly 7 includes a fixed seat 14, a third rotating wheel 15, a second rotating shaft 16, a second rotating block 17, a pulley 18 and a synchronous belt. The second rotating shaft 16 is passed through the fixed seat 14, the third rotating wheel 15 is arranged on the second rotating shaft 16, second rotating blocks 17 are respectively arranged at both ends of the second rotating shaft 16, and the pulley 18 is arranged on the second rotating block 17.

[0030] The pedal transmission assembly 7 is provided to achieve the transmission and support of the pedal 26. Meanwhile, the design of the pulley 18 reduces friction and improves transmission efficiency.

[0031] The synchronous belt includes a first synchronous belt 27 , wherein the first synchronous belt 27 is connected to the second rotating wheel 11 and the third rotating wheel 15 , and the second rotating wheel 11 and the third rotating wheel 15 rotate synchronously through the first synchronous belt 27 .

[0032] The first synchronous belt 27 is provided to directly enable the second rotating wheel 11 and the third rotating wheel 15 to rotate synchronously, thereby ensuring the synchronization of the armrest assembly 3 and the foot pedal assembly 4 and making the movement more stable.

[0033] The armrest assembly 3 includes an armrest 19, a transmission rod 20, a fixed circular tube 21, a third rotating shaft 22 and a main fixed rod 23. The third rotating shaft 22 is respectively provided with fixed circular tubes 21 at both ends, and a connecting rod 24 is provided on the fixed circular tube 21. The armrest 19 is respectively provided at both ends of the third rotating shaft 22 through the fixed circular tubes 21. One end of the transmission rod 20 is rotatably connected to the connecting rod 24, and the other end of the transmission rod 20 is rotatably connected to the first rotating block 13.

[0034] By providing the armrest assembly 3, the rotation and adjustment of the armrest 19 are achieved, thereby improving the flexibility and adaptability of use.

[0035] The pedal assembly 4 includes a pedal tube 25 and a pedal 26 . The pedal 26 is disposed on the pedal tube 25 . The pedal tube 25 is disposed on the pulley 18 . One end of the pedal tube 25 is rotatably connected to the handrail 19 .

[0036] By providing the foot pedal assembly 4, stability can be maintained during exercise, and by providing the foot pedal 26, the comfort and safety of use are improved.

[0037] The synchronous belt assembly 8 includes a synchronous seat 30 arranged on the fuselage body 1, and the synchronous seat 30 has a second synchronous rotating wheel 31 and a third synchronous rotating wheel 32 coaxially pivoted at both ends. The second synchronous rotating wheel 31 and the third synchronous rotating wheel 32 are provided with a second synchronous belt 28 and a third synchronous belt 29 that cooperate with the synchronous rotation.

[0038] The synchronous seat 30 is provided with a second synchronous rotating wheel 31 and a third synchronous rotating wheel 32 which are coaxially pivoted at both ends.

[0039] The second synchronous belt 28 connects the second synchronous rotating wheel 31 and the second synchronous rotating wheel 31, and the third synchronous belt 29 connects the third rotating wheel 15 and the third synchronous rotating wheel 32. The second synchronous rotating wheel 31 and the third synchronous rotating wheel 32 cooperate with the second synchronous belt 28 and the third synchronous belt 29 to drive the second rotating wheel 11 and the third rotating wheel 15 to rotate synchronously.

[0040] By setting the second synchronous belt 28 and the third synchronous belt 29 to cooperate with the coaxially pivoted second synchronous rotating wheel 31 and the third synchronous rotating wheel 32, the second rotating wheel 11 and the third rotating wheel 15 can be driven to rotate synchronously, thereby ensuring the synchronization of the armrest assembly 3 and the foot pedal assembly 4 and making the movement smoother.

[0041] like Figures 1 to 3 As shown, when in use, the user stands on the foot pedal 26, holds the armrest 19 with both hands, and steps on the foot pedal 26 alternately to drive the pulley 18 to rotate, and the pulley 18 drives the second rotating shaft 16 to rotate through the second rotating block 17, thereby rotating the third rotating wheel 15, and the third rotating wheel 15 drives the second rotating wheel 11 to rotate through the first synchronous belt 27, and the second rotating wheel 11 drives the first rotating block 13 to rotate through the first rotating shaft 12, and the first rotating block 13 drives the armrest 19 to rotate through the transmission rod 20, thereby realizing the synchronous transmission of the armrest assembly 3 and the foot pedal assembly 4.

[0042] In this embodiment 2,

[0043] like Figure 4 As shown, by setting the synchronous seat 30, when the user stands on the foot pedal 26, he holds the armrest 19 with both hands, and by alternately stepping on the two feet, the foot pedal 26 drives the pulley 18 to rotate, and the pulley 18 drives the second rotating shaft 16 to rotate through the second rotating block 17, so that the third rotating wheel 15 rotates, the third rotating wheel 15 drives the third synchronous rotating wheel 32 to rotate through the third synchronous belt 29, the third synchronous rotating wheel 32 drives the second synchronous rotating wheel 31 to rotate, the second synchronous rotating wheel 31 drives the second rotating wheel 11 to rotate through the second synchronous belt 28, the second rotating wheel 11 drives the first rotating block 13 to rotate through the first rotating shaft 12, and the first rotating block 13 drives the armrest 19 to rotate through the transmission rod 20, thereby realizing the synchronous transmission of the armrest assembly 3 and the foot pedal assembly 4.

[0044] In the description of this specification, reference is made to the terms "one embodiment", "some embodiments", "examples", "specific examples", etc.

[0045] The description of "example" or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples without contradiction.

[0046] The standard parts used in the present invention can all be purchased from the market, and special-shaped parts can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, and bonding in the prior art, which will not be described in detail here.

[0047] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, various changes and variations can be made in the specific implementation methods and application scopes based on the ideas of the present invention. The content of this specification should not be understood as a limitation on the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A transmission structure for an elliptical machine, comprising a body, characterized in that: A transmission device is provided on the fuselage body, and the transmission device includes an armrest assembly, a foot pedal assembly and a transmission unit. The foot pedal assembly is synchronously transmitted with the armrest assembly through the transmission unit. The transmission unit includes an armrest transmission assembly, a foot pedal transmission assembly and a synchronous belt assembly. The foot pedal transmission assembly is synchronously transmitted with the armrest transmission assembly through the synchronous belt assembly.

2. The transmission structure for an elliptical machine according to claim 1, characterized in that: The armrest transmission assembly includes a fixed rod, a first rotating wheel, a second rotating wheel, a first rotating shaft and a first rotating block. The fixed rod is arranged on the fuselage body, the first rotating shaft is passed through the fixed rod, two ends of the first rotating shaft pass through the first rotating wheel and the second rotating wheel respectively, and the first rotating blocks are respectively arranged at two ends of the first rotating shaft.

3. The transmission structure for an elliptical machine according to claim 1, characterized in that: The pedal transmission assembly includes a fixed seat, a third rotating wheel, a second rotating shaft, a second rotating block, a pulley and a synchronous belt. The second rotating shaft is passed through the fixed seat, the third rotating wheel is arranged on the second rotating shaft, second rotating blocks are respectively arranged at both ends of the second rotating shaft, and a pulley is arranged on the second rotating block.

4. A transmission structure for an elliptical machine according to any one of claims 1 to 3, characterized in that: The synchronous belt comprises a first synchronous belt, the first synchronous belt is connected to the second rotating wheel and the third rotating wheel, and the second rotating wheel and the third rotating wheel rotate synchronously through the first synchronous belt.

5. A transmission structure for an elliptical machine according to claim 1 or 2, characterized in that: The armrest assembly includes an armrest, a transmission rod, a fixed circular tube, a third rotating shaft and a main fixed rod, fixed circular tubes are respectively provided at both ends of the third rotating shaft, a connecting rod is provided on the fixed circular tube, and the armrests are respectively provided at both ends of the third rotating shaft through the fixed circular tubes, one end of the transmission rod is rotatably connected to the connecting rod, and the other end of the transmission rod is rotatably connected to the first rotating block.

6. A transmission structure for an elliptical machine according to claim 1 or 3, characterized in that: The pedal assembly comprises a pedal tube and a pedal, wherein the pedal is arranged on the pedal tube, the pedal tube is arranged on a pulley, and one end of the pedal tube is rotatably connected to the handrail.

7. A transmission structure for an elliptical machine according to any one of claims 1 to 4, characterized in that: The synchronous belt assembly includes a synchronous seat arranged on the fuselage body, and the synchronous seat has a second synchronous rotating wheel and a third synchronous rotating wheel coaxially pivoted at both ends, and the second synchronous rotating wheel and the third synchronous rotating wheel are provided with a second synchronous belt and a third synchronous belt that cooperate and rotate synchronously.

8. The transmission structure for an elliptical machine according to claim 7, characterized in that: The second synchronous belt connects the second rotating wheel and the second synchronous rotating wheel, the third synchronous belt connects the third rotating wheel and the third synchronous rotating wheel, and the second synchronous rotating wheel and the third synchronous rotating wheel cooperate with the second synchronous belt and the third synchronous belt to drive the second rotating wheel and the third rotating wheel to rotate synchronously.

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