TWM593886U - Positioning structure and flywheel assembly - Google Patents

Abstract

A positioning structure is installed on a casing of a flywheel. The casing is provided with a guide groove having an outer edge protruding to form an opening and an inner edge extending from one side of the outer edge and forming a channel. The positioning structure is a positioning piece protruding from a base to be installed in the guide slot. The positioning member has a top plate and the contour is larger than the outer edge of the guide groove, and the extension post is located between the top plate and the base. During installation, the positioning member of the base can slide into the open end of the guide groove of the housing, so that the top plate of the positioning member is locked to the outer edge of the guide groove and is located inside the flywheel housing. Therefore, the flywheel can be deflected relative to the positioning member.

Description

Positioning structure and flywheel assembly

The present invention relates to a flywheel positioning structure for positioning the flywheel rotatably on a platform.

In recent years, a portable fitness device has appeared on the market. A resistance unit (such as a flywheel or a weight) is provided inside the fitness device. The user can use the resistance of the force group unit to perform stretching exercises through the rope. The surface is also provided with a positioning structure to be installed on the base or any position, so that users can train to different muscle groups. This type of fitness device will use an elongated string to connect the resistance unit and a handle, so that when the fitness device is fixed, the user can still perform stretching movements in any direction. Therefore, in most cases, the user pulls The direction of the handle is not consistent with the tension direction of the resistance unit, which makes the drawstring easy to wear.

The present invention provides a positioning structure, which is mounted on a casing of a flywheel. The casing is characterized by a slot as a guide slot. The guide slot has an outer edge protruding to form an opening and an inner edge extending from one side of the outer edge And form a channel. The positioning structure is a positioning piece protruding from a base to be installed in the guide slot. The positioning member has a top plate and the outline is larger than the outer edge of the guide groove, and the extension post is located between the top plate and the base.

During installation, the positioning member on the base can slide into the open end of the guide groove of the housing. At this time, the top plate of the positioning member is locked to the outer edge of the guide groove and is located inside the flywheel housing, and the extension post of the positioning member is located on the guide. The opening formed by the outer edge of the groove allows the flywheel to rotate relative to the positioning member. Therefore, the flywheel can be deflected along the pulling direction of the user so that the tension direction of the belt body is at least consistent with the pulling direction.

Further, the contour of the top plate may be a geometric shape, such as a round or octagonal shape. When the top plate is a corner post, the width of the channel formed by the inner edge of the guide groove may also be approximately equal to the distance between the two sides of the corner post to fix the flywheel and the base The installation angle of the seat. In addition, the base may be a jig or a plate body to adapt to various stretching movements.

The invention also provides a flywheel assembly, which can drive a resistance unit inside the flywheel through a belt body. The flywheel assembly has a flywheel body, and a groove is provided as a guide groove on the casing, and the guide groove has an outer edge protruding to form an opening and an inner The rim extends from one side of the outer edge and forms a channel; and a base has a protruding positioning member, the positioning member can be installed in the guide groove to position the flywheel body on the base, the positioning member has a top plate and its outline is larger than the guide The outer edge of the groove and the extension post are located between the top plate and the base.

Further, one side of the outer edge of the guide groove has a protrusion toward the inside of the housing, so as to abut against the top plate of the positioning member, so as to reduce the frictional force of the positioning member sliding. In addition, the housing is also positioned with a baffle and is disposed at the open end of the guide slot to limit the position of the positioning member.

Please refer to FIGS. 1 to 3, which shows a flywheel assembly including a flywheel body 10 and a base 20. A resistance unit (not shown) is provided inside the flywheel body 10, and a belt body 16 (as shown in FIG. 5) is provided on the transmission shaft of the resistance unit. The user can use the resistance of the flywheel body 10 through the belt body 16 to perform Stretching.

The flywheel body 10 has a housing 11, which has a mounting surface away from the belt 16 and is provided with a guide slot 12, which is a slot and defines a mounting direction, and has an open end 121 adjacent to the mounting surface, and The closed end is located in the middle of the mounting surface. In addition, the guide groove 12 also has a vertical extension of the outer edge 122 with respect to the mounting direction and forms an opening, and the inner edge 123 extends from one side of the outer edge 122 toward the inside of the housing 11 and forms a channel of the guide groove 12.

The base 20 has a protruding positioning member 21 to be installed in the guide slot 12. The positioning member 21 has a top plate 211 and its outline is larger than the outer edge 122 of the guide groove 12, and the extension post 212 is located between the top plate 211 and the base 20. In addition, the outer diameter of the top plate 211 is at most equal to the channel width, and the outer diameter of the extension post 212 is at most equal to the width of the opening formed by the outer edge 122.

Thereby, the positioning member 21 can slide into the channel from the open end 121 of the guide groove 12 and be positioned at the closed end, so that the mounting surface of the flywheel body 10 is positioned at the base 20. At this time, the top plate 211 of the positioning member 21 is locked to the outer edge 122 of the guide groove 12 and is located inside the flywheel housing 11, and the extending post 212 of the positioning member 21 is located in the opening formed by the outer edge 122 of the guide groove 12. Therefore, the flywheel body 10 can be deflected along the pulling direction of the user so that the tension direction of the belt body 16 is at least consistent with the pulling direction to concentrate the direction in which the flywheel provides resistance.

In this embodiment, the side surface adjacent to the mounting surface of the casing 11 is further provided with a through hole 15 for positioning the baffle 30 to restrict the positioning member 21 to the closed end of the guide groove 12. The baffle piece 30 is elongated, and has a stopper portion 301 located at the open end 121 of the guide groove 12 and an operation portion 302 passing through the perforation 15 of the housing 11 and located on the adjacent side of the mounting surface, the operation portion 302 faces away from the installation The direction of the surface is warped to form an angle with the stopper portion 301, and the connecting portion of the operation portion 302 and the stopper portion 301 is provided with a shaft hole 32 as an axis to locate the housing 11. Thereby, the user can pull the stopper portion 301 through the operation portion 302 to slide the positioning member 21 into or out of the channel 12 channel.

In this embodiment, the width of the channel formed by the inner edge 123 of the guide groove 12 may also be approximately the same as the width of the two sides of the top plate 211 of the positioning member 21. The outline of the top plate 211 may be circular, so that the flywheel body 10 can rotate in any direction relative to the positioning member 21. The outline of the top plate 211 may also be octagonal and locked to the channel of the guide groove 12 so that the flywheel body 10 is deflected in a specific (four) directions relative to the positioning member 21 for the user to set the stretching direction in advance. However, the outline of the top plate 211 may be other geometric shapes.

In this embodiment, one side of the outer edge 122 of the guide groove 12 further has a protrusion 13 extending toward the interior of the housing to abut the top plate 211 of the positioning member 21 to reduce the frictional force of the positioning member 21 and the guide groove 12 sliding .

Referring to FIG. 4, it is shown that the base 20 is a board body, and the top plate 211 of the positioning member 21 is a circular column. In this embodiment, the user can step on the base 20 with both feet to fix the belt 16 (as shown in FIG. 5) on the body part to be trained for stretching exercise.

Please refer to FIG. 5, it is shown that the base 20 is an embodiment of the clamp. The base 20 has a long side portion and two short side portions extending from both ends of the long side portion. The positioning member 21 protrudes from the short side portion of the clamp and The top plate 211 is an octagonal pillar. In this way, the clamp is clamped through the short sides to locate on the opposite sides of the wall, so that the positioning member 21 is located on one side of the wall, whereby the flywheel body 10 can be positioned at any height of the wall for stretching movement . However, the base 20 may also be other types of fixing elements to be mounted on objects such as pillars, tubes, and the like.

10: Flywheel body 11: Shell 12: Guide groove 121: Open end 122: outer edge 123: Inner edge 13: bump 15: Perforation 16: belt body 20: Dock 21: Positioning piece 211: Top plate 212: Extension column 30: File 301: Stop part 302: Operation section 32: Shaft hole

Fig. 1 is a schematic view of the appearance of a flywheel.

2 is a cross-sectional view of the positioning structure of the flywheel.

3 is an assembled cross-sectional view of the positioning structure of the flywheel.

4 is an assembly diagram of the positioning structure of the flywheel.

FIG. 5 is another assembly diagram of the positioning structure of the flywheel.

10: Flywheel body

12: Guide groove

122: outer edge

123: Inner edge

13: bump

21: Positioning piece

211: Top plate

212: Extension column

301: Stop part

Claims (10)

A positioning structure, mounted on a housing of a flywheel, characterized by: The housing is provided with a guide slot; and A positioning member is installed in the guide slot to position the flywheel on a base, the positioning member has a top plate with an outline larger than an outer edge of the guide slot, and an extension post is located between the top plate and the base . The positioning structure according to claim 1, wherein the outline of the top plate is a geometric shape. The positioning structure according to claim 1, wherein the base is a jig or a plate body. A flywheel assembly, including: A flywheel body with a casing provided with a guide groove; and A positioning member is installed in the guide slot to position the flywheel body on a base, the positioning member has a top plate with an outline larger than an outer edge of the guide slot, and an extension post is located between the top plate and the base between. The flywheel assembly of claim 4, wherein the top plate has a geometric shape. The flywheel assembly according to claim 4, wherein the outer edge has a bump on one side. The flywheel assembly according to claim 4, wherein an inner edge of the guide groove forms a channel, and the width of the channel is approximately the same as the inner diameter of the top plate. The flywheel assembly according to claim 4, wherein the housing is provided with a baffle located at an open end of the guide slot. The flywheel assembly according to claim 8, wherein the stopper has an axis positioned on the housing. The flywheel assembly according to any one of claims 4 to 9, wherein the flywheel body has a belt driving a resistance unit.

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