Exercise bicycle

Abstract

The utility model discloses an exercise bicycle, which belongs to the field of fitness equipment, and adopts the technical scheme that the exercise bicycle comprises a support and a cushion arranged on the support, a backrest is fixed at the rear of the cushion, a handrail component is arranged at the joint of the cushion and the backrest, and the handrail component comprises a rotating shaft and handrails connected to two ends of the rotating shaft. A shaft sleeve for the rotating shaft to rotate is further arranged at the connecting position of the cushion and the backrest, a track hole is formed in the shaft sleeve, protruding blocks are arranged on the rotating shaft towards the interior of the track hole, and when the protruding blocks are located at the two ends of the track hole, the armrests are located on the side edge of the cushion and behind the cushion respectively. And on the other hand, adjustment and operation of each structure are facilitated.

Description

Technical Field

[0001] The utility model belongs to the field of fitness equipment, and more specifically relates to a fitness bike. Background Art

[0002] The exercise bike is an efficient aerobic exercise equipment that simulates the experience of outdoor cycling, but is safer and more convenient. By adjusting the resistance and speed, users can perform low-impact, high-intensity exercises at home or in the gym, effectively improving cardiopulmonary function, enhancing lower limb strength and promoting fat burning. The exercise bike is not only suitable for people of all ages, but also allows personalized training based on personal physique and exercise goals. It is an ideal choice for those who pursue health and shape.

[0003] At present, most of the fitness bikes are shaped like the appearance design of the announcement number CN308681006S, including a frame, a seat, a pedal and a handle. However, in the prior art, similar to the above fitness bikes, during the fitness process, due to the small size of the seat and the continuous movement of the body, it is easy to cause the problem of sitting instability, so a new solution is needed to solve the above problem. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide an exercise bike, which, on the one hand, solves the problem of unstable sitting caused by the small size of the seat cushion, and on the other hand, facilitates the adjustment and operation of various structures.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A fitness bike comprises a bracket and a seat cushion arranged on the bracket, a backrest is fixed at the rear of the seat cushion, an armrest assembly is arranged at the connection between the seat cushion and the backrest, the armrest assembly comprises a rotating shaft and armrests connected to both ends of the rotating shaft, a sleeve for rotating the rotating shaft is also arranged at the connection between the seat cushion and the backrest, a track hole is opened on the sleeve, a protrusion is arranged on the rotating shaft facing the track hole, when the protrusion is located at both ends of the track hole, the armrest is respectively located on the side of the seat cushion and behind the seat cushion.

[0007] The advantages of this solution are at least as follows: first, the backrest and armrest assembly respectively enclose the rear and sides of the seat cushion, so that the fitness person is surrounded, thereby solving the problem of unstable sitting caused by the small size of the seat cushion; in addition, the armrest can be rotated backward through the shaft, so that it is convenient for the fitness person to enter the enclosure, and the two armrests can be lifted synchronously, so that it is convenient for the coach or companion to help the fitness person lift the armrests.

[0008] The utility model is further configured as follows: the bracket is located below the seat cushion as a slide rail, a slide sleeve matched with the slide rail is fixed below the seat cushion, and the slide sleeve is fixed to the slide rail through a locking assembly.

[0009] The advantage of this solution is at least that the seat cushion and the armrest assembly and backrest thereon can be adjusted along the slide rail, so that it is suitable for fitness enthusiasts of different body shapes, thereby improving applicability.

[0010] The utility model is further configured as follows: the locking assembly includes a mounting frame fixed on the sliding sleeve, a clamping member movably arranged in the mounting frame, a shaft column penetrating the clamping member and rotatably connected to the clamping member, an eccentric shaft penetrating a non-center portion of the shaft column, one end of the eccentric shaft is rotatably connected to the mounting frame, and the other end passes through the mounting frame and is provided with a handle rod at the passing end.

[0011] The advantage of this solution is at least that the eccentric shaft can drive the clamping member to separate from or clamp the slide rail by pressing the handle bar, so that the slide sleeve can move or be fixed on the slide rail, achieving a convenient position adjustment effect.

[0012] The utility model is further configured such that: when the pressing member presses against the slide rail, the end of the handle bar away from the eccentric shaft approaches the handrail.

[0013] The advantage of this solution is at least that when the sliding sleeve is fixed on the slide rail, the handle bar is located at a higher position. At this time, the fitness person can directly press down the handle bar, so that the sliding sleeve can move on the slide rail, achieving the effect of convenient position adjustment.

[0014] The utility model is further configured as follows: an end of the handlebar away from the eccentric shaft is provided with an anti-slip component.

[0015] The advantage of this solution is at least that: since the palms of the bodybuilders are prone to sweating, adding the anti-slip component can make it easier for the bodybuilders to hold the handlebars.

[0016] The utility model is further configured as follows: it also includes a handle arranged on the bracket, the handle is movably connected to the bracket, and the two are relatively fixed via a locking structure.

[0017] The advantages of this solution are at least that the handle is movably connected to the bracket, which facilitates the adjustment of the handle angle, so that it is suitable for fitness enthusiasts of different body shapes and improves applicability.

[0018] The utility model is further configured as follows: the locking structure includes a clamp sleeved on the middle part of the handle, the clamp has an opening and locking parts extend outward at both ends of the opening, and the bolt passes through the two locking parts and the bracket in sequence and is threadedly connected with the bracket and one of the locking parts.

[0019] The advantages of this solution are at least that the opening size of the clamp can be reduced by tightening the bolt, thereby clamping and fixing the angle of the handle; and the clamp can be loosened by loosening the bolt, thereby adjusting the angle of the handle.

[0020] The utility model is further configured as follows: the clamp is fixed in the bracket.

[0021] The advantage of this solution is at least that the clamp is fixed in the bracket, surrounded and limited by the bracket, so that the weight of the handle acts on the bracket, reducing the influence of gravity on the clamp.

[0022] In summary, the utility model has at least the following advantages:

[0023] 1. The back and side of the seat cushion are surrounded by the backrest and armrest components, so that the fitness person is surrounded, thereby solving the problem of unstable sitting caused by the small size of the seat cushion; in addition, the armrest can be rotated backward through the shaft, so that the fitness person can enter the enclosure, and the two armrests can be lifted synchronously, so that the coach or companion can help the fitness person lift the armrests;

[0024] 2. By setting the slide rail, the slide sleeve and the locking assembly, the seat cushion and the armrest assembly and the backrest thereon can be adjusted along the slide rail, so as to be suitable for fitness enthusiasts of different body shapes and improve applicability;

[0025] 3. By limiting the structure of the locking assembly, the seat position can be conveniently adjusted by pressing down the handlebar;

[0026] 4. The handle is movably connected to the bracket and the locking structure is used to facilitate the adjustment of the handle angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is an overall schematic diagram of a preferred embodiment of the utility model;

[0028] Figure 2 for Figure 1 A magnified schematic diagram of part A;

[0029] Figure 3 A partial exploded schematic diagram of a preferred embodiment;

[0030] Figure 4 A partial exploded schematic diagram of a preferred embodiment;

[0031] Figure 5 It is an overall schematic diagram of a preferred embodiment of the utility model;

[0032] Figure 6 A schematic cross-sectional view of a bracket exploded in a preferred embodiment;

[0033] Figure 7 for Figure 6 Schematic diagram of the enlarged portion B.

[0034] Figure numerals: 1. bracket; 2. seat cushion; 3. backrest; 4. armrest assembly; 41. rotating shaft; 42. armrest; 5. bushing; 6. track hole; 7. bump; 8. slide rail; 9. sleeve; 10. locking assembly; 101. mounting frame; 102. fastening member; 103. shaft column; 104. eccentric shaft; 105. handlebar; 11. anti-slip component; 12. handle; 13. locking structure; 131. clamp; 132. locking part; 133. bolt. DETAILED DESCRIPTION

[0035] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0036] A fitness bike, such as Figure 1 As shown, it includes a bracket 1 and a seat cushion 2 arranged on the bracket 1, and also includes a foot pedal and a handle 12 located on the bracket 1.

[0037] like Figure 1 and Figure 2 As shown, in some embodiments, a backrest 3 is fixed behind the seat cushion 2, and the backrest 3 is preferably a flexible backrest 3 to improve comfort. An armrest assembly 4 is provided at the connection between the seat cushion 2 and the backrest 3, and the armrest assembly 4 includes a rotating shaft 41 and armrests 42 connected to both ends of the rotating shaft 41, wherein the armrest 42 and the rotating shaft 41 form a substantially U-shape, so that the backrest 3 and the armrest 42 surround the side and rear of the fitness person.

[0038] A shaft sleeve 5 for rotating the rotating shaft 41 is also provided at the connection between the seat cushion 2 and the backrest 3. A track hole 6 is opened on the shaft sleeve 5. A protrusion 7 is provided in the rotating shaft 41 toward the track hole 6. The protrusion 7 can move in the track hole 6 along the path of the track hole 6. When the protrusion 7 is located at both ends of the track hole 6, the armrests 42 are respectively located on the side of the seat cushion 2 and behind the seat cushion 2.

[0039] like Figure 1 and Figure 3 As shown, in some embodiments, in order to enable the seat cushion 2 to move forward and backward, the bracket 1 is located below the seat cushion 2 as a slide rail 8, and a slide sleeve 9 that cooperates with the slide rail 8 is fixed below the seat cushion 2, and the slide sleeve 9 is fixed to the slide rail 8 through a locking assembly 10.

[0040] like Figure 3 and Figure 4As shown, the locking assembly 10 can be a bolt structure that is directly locked. In other embodiments, the locking assembly 10 includes a mounting frame 101 fixed on the sleeve 9, a fastening member 102 movably arranged in the mounting frame 101, and a shaft column 103 that passes through the fastening member 102 and is rotatably connected to the fastening member 102. An eccentric shaft 104 passes through a non-center portion of the shaft column 103. One end of the eccentric shaft 104 is rotatably connected to the mounting frame 101, and the other end passes through the mounting frame 101 and is provided with a handle bar 105 at the passing end. By pressing the handle bar 105, the eccentric shaft 104 can drive the fastening member 102 to rise and fall. It is worth noting that the mounting frame 101 and the sleeve 9 should have a channel (not marked in the figure) for the fastening member 102 to pass through, so that the fastening member 102 can be fastened to the slide rail 8 after moving up, thereby fixing the sleeve 9 on the slide rail 8.

[0041] In some embodiments, when the abutting member 102 abuts against the slide rail 8, the end of the handle bar 105 away from the eccentric shaft 104 is close to the armrest 42. At this time, the handle bar 105 can be directly pressed down to make the sliding sleeve 9 movable on the slide rail 8, thereby achieving the effect of convenient position adjustment. In some embodiments, the end of the handle bar 105 away from the eccentric shaft 104 is provided with an anti-slip component 11 to prevent the problem of slipping caused by sweating of the palms of the fitness user.

[0042] like Figure 5 , Figure 6 and Figure 7 As shown, in some embodiments, the handle 12 is U-shaped as a whole, and the handle 12 is movably connected to the bracket 1, and the two are relatively fixed by a locking structure 13. Specifically, the locking structure 13 can be a bolt structure, which directly presses the handle 12 against the bracket 1; in a preferred embodiment, the locking structure 13 includes a clamp 131 sleeved on the middle part of the handle 12, and the clamp 131 is preferably fixed inside the bracket 1. The clamp 131 belongs to the prior art. The clamp 131 has an opening and locking parts 132 extend outward at both ends of the opening. The bolt 133 passes through the two locking parts 132 and the bracket 1 in sequence. The bolt 133 is threadedly connected with the bracket 1 and one of the locking parts 132, and is slidably connected with the other locking part 132. When the bolt 133 is tightened, one locking part 132 will be brought by the bolt 133 to approach the other locking part 132, so that the clamp 131 clamps the middle part of the handle 12, thereby fixing the angle of the handle 12. In some preferred embodiments, the bolt 133 is preferably a butterfly bolt 133, and the bolt 133 can be manually rotated without the aid of tools.

[0043] The working process and beneficial effects of the utility model are as follows: first, the backrest 3 and the armrest assembly 4 respectively surround the rear and side of the seat cushion 2, so that the fitness person is surrounded, thereby solving the problem of unstable sitting caused by the small size of the seat cushion 2; in addition, the armrest 42 can be rotated backward through the rotating shaft 41, so that it is convenient for the fitness person to enter the enclosure, and the two armrests 42 can be lifted synchronously, which is convenient for the coach or companion to help the fitness person lift the armrest 42; finally, the locking bolt 133 can fix the angle of the handle 12, and the loosening of the bolt 133 can loosen the clamp 131, thereby realizing the adjustment of the angle of the handle 12, which is very convenient to operate and use.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the design concept of the present invention should be included in the protection scope of the present invention.

Claims

1. A fitness bike, comprising a support (1) and a seat cushion (2) arranged on the support (1), characterized in that: A backrest (3) is fixed to the rear of the seat cushion (2); an armrest assembly (4) is provided at the connection between the seat cushion (2) and the backrest (3); the armrest assembly (4) comprises a rotating shaft (41) and armrests (42) connected to both ends of the rotating shaft (41); a shaft sleeve (5) for rotating the rotating shaft (41) is also provided at the connection between the seat cushion (2) and the backrest (3); a track hole (6) is provided on the shaft sleeve (5); a protrusion (7) is provided on the rotating shaft (41) facing the track hole (6); when the protrusion (7) is located at both ends of the track hole (6), the armrest (42) is respectively located at the side of the seat cushion (2) and at the rear of the seat cushion (2).

2. The fitness bike according to claim 1, characterized in that: The bracket (1) is located below the seat cushion (2) and is a slide rail (8). A slide sleeve (9) that cooperates with the slide rail (8) is fixed below the seat cushion (2). The slide sleeve (9) is fixed to the slide rail (8) via a locking assembly (10).

3. The fitness bike according to claim 2, characterized in that: The locking assembly (10) comprises a mounting frame (101) fixed on the sliding sleeve (9), a clamping member (102) movably arranged in the mounting frame (101), and a shaft column (103) passing through the clamping member (102) and rotatably connected to the clamping member (102); an eccentric shaft (104) passing through a non-center portion of the shaft column (103); one end of the eccentric shaft (104) is rotatably connected to the mounting frame (101), and the other end passes through the mounting frame (101) and is provided with a handle bar (105) at the passing end.

4. The fitness bike according to claim 3, characterized in that: When the pressing member (102) is pressed against the slide rail (8), the end of the handle bar (105) away from the eccentric shaft (104) approaches the armrest (42).

5. The fitness bike according to claim 3, characterized in that: An anti-slip component (11) is provided at one end of the handle bar (105) away from the eccentric shaft (104).

6. The fitness bike according to claim 1, characterized in that: It also comprises a handle (12) disposed on the bracket (1), the handle (12) being movably connected to the bracket (1), and the two being relatively fixed via a locking structure (13).

7. The fitness bike according to claim 6, characterized in that: The locking structure (13) comprises a clamp (131) sleeved on the middle part of the handle (12), the clamp (131) having an opening and locking portions (132) extending outwardly from both ends of the opening, and a bolt (133) passing through the two locking portions (132) and the bracket (1) in sequence and being threadedly connected to the bracket (1) and one of the locking portions (132).

8. The fitness bike according to claim 7, characterized in that: The clamp (131) is fixed inside the bracket (1).

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