Seat cushion pipe adjusting structure of exercise bicycle

Abstract

Provided is a seat cushion pipe adjusting structure of an exercise bicycle. A seat cushion pipe assembly is inserted into a seat cushion pipe, and the position of the seat cushion pipe assembly is adjusted and fixed through the adjusting structure. The adjusting structure comprises a handle assembly, a pull rope assembly, a spring and a pull hook assembly which are matched with one another; one end of the handle assembly is hinged to the pipe body of the seat cushion pipe assembly, and the other end extends out of the pipe body of the seat cushion pipe assembly; one end of the drag hook assembly is hinged to the bottom of a pipe body of the seat cushion pipe assembly, the other end of the drag hook assembly is provided with a clamping hook and ensures that the clamping hook extends out of the pipe body of the seat cushion pipe assembly to be matched with a clamping hole in the seat cushion sleeve, one side of a hinged shaft of the drag hook assembly is provided with an installation position matched with the bottom end of the rope buckling assembly, and the other side of the hinged shaft is provided with a hook hole matched with the bottom end of the spring. The upper end of the spring is hooked on a pipe body of the seat cushion pipe assembly, and the lower end of the spring is hooked in a hook hole of the drag hook assembly; the top of the pull rope assembly is connected with the handle assembly, and the bottom is connected with the mounting position of the drag hook assembly; the operation is convenient.

Description

Technical fields:

[0001] This utility model relates to the technical field of fitness equipment, and in particular to an adjustable seat tube structure for an exercise bike. Background technology:

[0002] In the prior art, the connection and adjustment structure between the seat post assembly and the seat post of an exercise bike is as follows: Figure 1 As shown, the seat tube assembly includes a seat tube assembly A, a seat sleeve B, a flexible pin C, and a welded nut D that cooperate with each other. The seat tube assembly has a set of limiting holes on its tube body, and the seat sleeve has a welded nut. The seat tube assembly extends into the seat sleeve, and the flexible pin is then assembled onto the welded nut and tightened. The position of the seat tube assembly is adjusted by using the limiting holes on its tube body.

[0003] The disadvantage of the existing technology is that each time it is adjusted, the elastic pin must be loosened first, then pulled open, and then adjusted to the appropriate position according to the needs and the limiting hole on the seat tube assembly, which is inconvenient to operate. Utility Model Content:

[0004] In view of the above-mentioned problems in the prior art, the purpose of this utility model is to provide a convenient and easy-to-operate seat tube adjustment structure for exercise bikes.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] An adjustable seat post structure for an exercise bike includes a seat post assembly and a seat cover that cooperate with each other. The seat post assembly is inserted into the seat post and its position is adjusted and fixed by the adjusting structure. The adjusting structure includes a handle assembly, a pull rope assembly, a spring, and a hook assembly that cooperate with each other. One end of the handle assembly is hinged to the body of the seat post assembly, and the other end extends out of the body of the seat post assembly. One end of the hook assembly is hinged to the bottom of the body of the seat post assembly, and the other end has a latch that extends out of the body of the seat post assembly. The seat sleeve has a set of locking holes that engage with the locking hook. The hinge shaft of the hook assembly has a mounting position on one side that engages with the bottom end of the buckle assembly, and a hook hole on the other side that engages with the bottom end of the spring. The upper end of the spring hooks onto the body of the seat sleeve assembly, and the lower end hooks into the hook hole of the hook assembly. The top of the pull rope assembly is connected to the handle assembly, and the bottom is connected to the mounting position of the hook assembly. Pulling the handle assembly causes the hook assembly to rotate around the hinge shaft, causing the locking hook to disengage from or engage with the locking holes on the seat sleeve, and then reset by the spring.

[0007] Further, the handle assembly main body is a horizontal plate structure, one end of which is provided with a hinge hole and is hingedly connected to the pipe body of the seat cushion pipe assembly through a hinge shaft, and the other end is provided with a handle, and the pipe body of the seat cushion pipe assembly is provided with a long slot hole at a corresponding position, the handle extends out of the long slot hole and is ensured to be pulled up and down in the long slot hole, and the horizontal plate is further provided with a hook slot for hooking the upper end of the pull rope assembly.

[0008] Further, the pull hook assembly main body is a vertical plate structure, the top of the vertical plate structure is provided with a hinge shaft which is hingedly connected to the mounting hole of the pipe body of the seat cushion pipe assembly through a bolt, and the bottom of the vertical plate structure is formed into a clamping hook which is matched with the clamping hole of the seat cushion sleeve; the hinge shaft extends outward on one side to form a supporting plate with a clamping slot hole, the bottom end of the buckle rope assembly is installed in the clamping slot hole of the supporting plate, and the hinge shaft is provided with a hook hole on the other side for hooking the bottom end of the spring.

[0009] Further, the upper end of the pull rope assembly is provided with a hook ring which is hooked in the hook slot of the handle assembly, and the lower end is provided with a connecting piece which is installed in the clamping slot hole of the pull hook assembly.

[0010] Further, the upper end of the spring is hooked on a spring fixing shaft, the spring fixing shaft is fixed on the pipe body of the seat cushion pipe assembly through a bolt, and the lower end of the spring is hooked in the hook hole of the pull hook assembly.

[0011] Compared with the prior art, the present application can make the clamping hook move between the clamping holes and be fixed by spring reset when adjusting from the bottom position to the high position each time.

[0012] When adjusting from the high position to the bottom position, the clamping hook of the pull hook assembly can be separated from the clamping hole of the seat cushion sleeve by pulling the handle assembly, the seat cushion pipe assembly is pressed down, the handle assembly is released, and the clamping hook is clamped in the appropriate clamping hole under the action of the spring.

[0013] The height adjustment can be ensured to be performed by the user on the seat, and the operation is simple and convenient. DRAWINGS:

[0014] The present application will be described in detail with reference to the drawings:

[0015] Figure 1 The present application is a schematic diagram of the prior art assembly;

[0016] Figure 2 The present application is a schematic diagram of the exploded structure;

[0017] Figure 3 The present application is a schematic diagram of the exploded structure of the adjustment structure;

[0018] Figure 4 The present application is a schematic diagram of the combination of the adjustment structure Figure 1 ;

[0019] Figure 5The adjusting structure combination schematic diagram of the utility model Figure 2 ;

[0020] Figure 6 The utility model Figure 5 's B-B section schematic diagram. DETAILED DESCRIPTION

[0021] The utility model is described in detail below in combination with the drawings and examples:

[0022] Figures 2-6 The utility model's embodiment is shown in the drawing:

[0023] A seat pad pipe adjusting structure of a body-building vehicle, comprising a seat pad pipe assembly 1 and a seat pad sleeve 2 which cooperate with each other, the seat pad pipe assembly 1 is inserted into the seat pad sleeve 2 and the position is adjusted and fixed through an adjusting structure 3; wherein the adjusting structure 3 comprises a handle assembly 31, a pull rope assembly 32, a spring 33 and a pull hook assembly 34 which cooperate with each other; one end of the handle assembly 31 is hinged to the pipe body 11 of the seat pad pipe assembly 1, and the other end extends out of the pipe body 11 of the seat pad pipe assembly; one end of the pull hook assembly 34 is hinged to the bottom of the pipe body 11 of the seat pad pipe assembly, and the other end is provided with a clamping hook 341 and ensures that the clamping hook 341 extends out of the pipe body 11 of the seat pad pipe assembly, a group of clamping holes 21 are arranged on the seat pad sleeve 2 at the position matched with the clamping hook 341, a hinge shaft 342 of the pull hook assembly 34 is provided with a mounting position 342 on one side matched with the bottom end of the buckle rope assembly 32, and is provided with a hook hole 344 on the other side matched with the bottom end of the spring 33; the upper end of the spring 33 is hooked on the pipe body 11 of the seat pad pipe assembly, and the lower end is hooked in the hook hole 343 of the pull hook assembly 34; the top of the pull rope assembly 32 is connected with the handle assembly 31, and the bottom is connected with the mounting position 342 of the pull hook assembly 34; the handle assembly 31 is pulled, the pull hook assembly 34 is rotated around the hinge shaft through the pull rope assembly 32 to make the clamping hook 341 disengage or tightly clamp the clamping hole 21 on the seat pad sleeve 2 and reset through the spring 33.

[0024] In a specific embodiment, the handle assembly 31 is a horizontal plate structure, one end is provided with a hinge hole 311 and is hinged to the pipe body 11 of the seat pad pipe assembly 1 through a hinge shaft 312, and the other end is provided with a handle 313, the pipe body 11 of the seat pad pipe assembly 1 is provided with a long slot hole 111 at the corresponding position, the handle 313 extends out of the long slot hole 111 and ensures that the handle 311 is pulled up and down in the long slot hole 111, and the horizontal plate is further provided with a hook groove 314 for hooking the upper end of the pull rope assembly 32.

[0025] The pull hook assembly 34 is a vertical plate structure, the top of which is provided with a hinge shaft 342 which is bolted to the mounting hole 112 of the pipe body 11 of the seat cushion pipe assembly 1, and the bottom of which is formed with a clamping hook 341 which cooperates with the clamping hole 21 of the seat cushion sleeve 2; the hinge shaft 342 extends outward on one side and is provided with a clamping groove of a supporting plate (mounting position 343), the bottom end of the pull rope assembly 3 is mounted in the clamping groove of the supporting plate, and the other side of the hinge shaft 342 is provided with a hook hole 344 for hooking the bottom end of the spring 33.

[0026] The pull rope assembly 32 is provided with a hook ring 321 at the upper end which is hooked in the hook groove 314 of the handle assembly 31, and is provided with a connecting piece 322 at the lower end which is mounted in the clamping groove of the supporting plate of the pull hook assembly (mounting position 343).

[0027] The upper end of the spring 33 is hooked on a spring fixing shaft 331 which is fixed on the pipe body 11 of the seat cushion pipe assembly 1 by a bolt, and the lower end of the spring 33 is hooked in the hook hole 344 of the pull hook assembly 34.

[0028] During assembly, the seat cushion pipe assembly is inserted into the seat cushion sleeve so that the clamping hook cooperates with the clamping hole, and during adjustment, the clamping hook is moved between the clamping holes in the form of spring return by pulling the seat cushion pipe assembly each time when adjusting from the bottom position to the high position and is fixed. When adjusting from the high position to the bottom position, the clamping hook of the pull hook assembly is separated from the clamping hole of the seat cushion sleeve by pulling the handle assembly, the seat cushion pipe assembly is pressed down, the handle assembly is loosened, and the clamping hook is clamped in the appropriate clamping hole and fixed under the action of the spring. The height adjustment can be ensured to be performed by the user on the seat, the action is simple, and the operation is convenient.

[0029] The above description shows and describes the preferred embodiments of the present application, as previously described, it should be understood that the present application is not limited to the forms disclosed herein, and should not be considered as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the application conceived herein by the above teachings or related art or knowledge. The modifications and changes made by those skilled in the art without departing from the spirit and scope of the present application shall be within the scope of protection of the appended claims of the present application.

Claims

1. A seat cushion tube adjusting structure of an exercise bicycle, characterized by: The seat cushion pipe assembly is inserted into the seat cushion pipe and fixed by adjusting structure; the adjusting structure includes mutually matched handle assembly, pull rope assembly, spring and pull hook assembly; one end of the handle assembly is hinged to the pipe body of the seat cushion pipe assembly, and the other end extends out of the pipe body of the seat cushion pipe assembly; one end of the pull hook assembly is hinged to the bottom of the pipe body of the seat cushion pipe assembly, and the other end is provided with a clamping hook and ensures that the clamping hook extends out of the pipe body of the seat cushion pipe assembly; a group of clamping holes are arranged on the seat cushion sleeve pipe at the position matched with the clamping hook; the hinge shaft of the pull hook assembly is provided with a mounting position matched with the bottom end of the buckle rope assembly on one side and a hook hole matched with the bottom end of the spring on the other side; the upper end of the spring is hooked to the pipe body of the seat cushion pipe assembly, and the lower end is hooked in the hook hole of the pull hook assembly; the top of the pull rope assembly is connected with the handle assembly, and the bottom is connected with the mounting position of the pull hook assembly; the handle assembly is pulled to drive the pull hook assembly to rotate around the hinge shaft to make the clamping hook disengage or tightly engage with the clamping holes on the seat cushion sleeve pipe and reset by the spring.

2. The seat post adjustment structure of an exercise bicycle according to claim 1, wherein: The main body of the handle assembly is a horizontal plate structure, one end of which is provided with a hinge hole and is hinged to the pipe body of the seat cushion pipe assembly through a hinge shaft, and the other end is provided with a handle; a long slot hole is formed in the pipe body of the seat cushion pipe assembly at the corresponding position, and the handle extends out of the long slot hole and ensures that the handle is pulled up and down in the long slot hole; a hook groove is further arranged on the horizontal plate for hooking the upper end of the pull rope assembly.

3. The seat post adjustment structure of an exercise bicycle according to claim 2, wherein: The main body of the pull hook assembly is a vertical plate structure, the top of which is provided with a hinge shaft hinged to the mounting hole of the pipe body of the seat cushion pipe assembly through a bolt, and the bottom forms a clamping hook matched with the clamping hole on the seat cushion sleeve pipe; the hinge shaft is provided with a clamping groove hole on the outer side of the support plate, and the bottom end of the buckle rope assembly is installed in the clamping groove hole of the support plate; the hinge shaft is provided with a hook hole on the other side for hooking the bottom end of the spring.

4. The seat post adjustment structure of a fitness bike according to claim 3, wherein: The upper end of the pull rope assembly is provided with a hook ring hooked in the hook groove of the handle assembly, and the lower end is provided with a connecting piece installed in the clamping groove hole of the pull hook assembly.

5. The seat post adjustment structure of an exercise bicycle according to claim 4, wherein: The upper end of the spring is hooked to the spring fixing shaft, and the spring fixing shaft is fixed to the pipe body of the seat cushion pipe assembly through a bolt; the lower end of the spring is hooked in the hook hole of the pull hook assembly.

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