CN216430259U

CN216430259U - Swing mechanism suitable for folding fitness equipment

Info

Publication number: CN216430259U
Application number: CN202123078916.3U
Authority: CN
Inventors: 高上雪
Original assignee: Xiamen Jushi Johnson Technology Co ltd
Current assignee: Xiamen Jushi Johnson Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-03
Anticipated expiration: 2031-12-09

Abstract

The utility model belongs to the field of fitness equipment, in particular to a swing mechanism suitable for a folding fitness device, which aims at the problems of large friction resistance and large abrasion, the proposal is provided, which comprises a supporting arm, connecting arms are welded at both ends of the supporting arm, connecting cylinders are welded at both ends of the connecting arms, taper sleeves are clamped at both the top end and the bottom end inside the connecting cylinders, taper bearings are clamped inside the taper sleeves, the taper directions of the two taper bearings are opposite, the connecting arms are connected with a connecting frame through the connecting cylinders, the connecting frame is hinged with the connecting cylinders through fixing bolts, the surface of the fixing bolt is connected with the connecting cylinders through the rotation of the taper bearings and the taper sleeves, the rotation of the taper bearings and the taper sleeves is utilized to support the connecting cylinders and the fixing bolts, thereby reducing the friction between the fixing bolts and the connecting cylinders and reducing the structural abrasion, the service life of the structure is prolonged.

Description

Swing mechanism suitable for folding fitness equipment

Technical Field

The utility model relates to the technical field of fitness equipment, especially, relate to a swing mechanism suitable for folding fitness equipment.

Background

With the improvement of living standards, fitness machines are gradually popularized, and various fitness machines are also started to appear, wherein the fitness machine with a folding function is one of the fitness machines, and a swinging mechanism is a structural component of the folding fitness machine.

But present swing mechanism is mostly connected through hinge structure simply, relies on friction hinge completely between two structures of activity, just can appear wearing and tearing phenomenon after the use of a period of time, leads to the junction between two movable structure to become fragile, leads to the structure fracture easily, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of large friction resistance and large abrasion in the prior art, and providing a swing mechanism suitable for a folding body builder.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an oscillating mechanism suitable for a folding body builder comprises a supporting arm, connecting arms are welded at two ends of the supporting arm, connecting cylinders are welded at two ends of each connecting arm, taper sleeves are clamped at the top end and the bottom end inside each connecting cylinder, taper bearings are clamped inside each taper sleeve, the taper directions of the two taper bearings are opposite, a connecting frame is hinged between the top and the bottom of each connecting cylinder, a fixing bolt penetrates through holes in the connecting frame, the bottom end of the fixing bolt penetrates through the holes in the bottoms of the connecting cylinders and the connecting frame and is in threaded connection with nuts, the surface of the fixing bolt and the insides of the two taper bearings are rotatably arranged, adjusting arms are welded on the side surfaces of the connecting frames, the connecting arms are connected with the connecting frames through the connecting cylinders, the connecting frames are hinged with the connecting cylinders through the fixing bolts, and the surfaces of the fixing bolts are connected with the connecting cylinders through the rotation of the taper bearings and the taper sleeves, the connecting cylinder and the fixing bolt are supported by the rotation of the taper bearing and the taper sleeve, so that the friction between the fixing bolt and the connecting cylinder is reduced, the structural abrasion is reduced, and the service life of the structure is prolonged.

Preferably, the welding of the top of linking arm has the carriage, the carriage is formed by the concatenation of three U type frame, and the carriage is used for installing other structures, makes things convenient for the installation concatenation of device, is convenient for constitute fitness equipment and takes exercise, and the carriage has three blank.

Preferably, the inboard welding of linking arm has articulated seat, the top of articulated seat is the drum structure, and articulated seat is used for connecting other structural component of body-building apparatus, strengthens the stability of structure, makes things convenient for the rotation of structure.

Preferably, the inside of linking arm articulates there is spacing, spacing and linking frame joint, spacing by changeing piece, change a welded surface's screw rod and screw rod surface threaded connection's spacing round of forming, the axle center department of changeing the piece is articulated with the inside of linking arm, and the screw rod extends to the hole in the linking arm outside, can drive spacing round at the surperficial back-and-forth movement of screw rod through rotating spacing round, can block the screw rod into the hole of linking frame side, just can carry out spacing joint to linking frame and linking arm after rotating spacing round.

Preferably, the backup pad has all been welded at the both ends of support arm both sides, the side of backup pad and the inboard welding of linking arm, the backup pad is used for connecting support arm and linking arm fixedly, strengthens the stability that support arm and linking arm are connected.

Preferably, the supporting plate is of a right trapezoid structure, an I-shaped structure is formed between the supporting arm and the two connecting arms, and the right trapezoid structure can ensure the supporting effect of the supporting plate, so that the supporting plate can effectively support the supporting arm and the connecting arms.

Has the advantages that: the linking arm passes through the connecting cylinder to be connected with the connecting frame, and the connecting frame passes through fixing bolt and connecting cylinder are articulated to fixing bolt's surface is connected with the connecting cylinder through the rotation of tapering bearing and tapering cover, utilizes the rotation of tapering bearing and tapering cover to support connecting cylinder and fixing bolt, thereby reduces the friction between fixing bolt and the connecting cylinder, reduces the structural wear, the life of extension structure.

Drawings

Fig. 1 is a schematic view of a three-dimensional dismounting structure of a swing mechanism suitable for a folding body-building device according to the present invention;

fig. 2 is a schematic perspective view of a swing mechanism suitable for a foldable exercise device according to the present invention;

fig. 3 is a schematic view of the separation structure of the taper sleeve and the taper bearing of the swing mechanism suitable for the folding body-building apparatus of the present invention.

In the figure: the device comprises a supporting arm 1, a connecting arm 2, a connecting cylinder 3, a taper sleeve 4, a taper bearing 5, a connecting frame 6, a fixing bolt 7, a nut 8, an adjusting arm 9, a supporting frame 10, a hinge base 11, a limiting frame 12 and a supporting plate 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a swing mechanism suitable for a folding body-building device comprises a supporting arm 1, connecting arms 2 are welded at two ends of the supporting arm 1, the supporting arm 1 can connect and support the connecting arms 2, a supporting frame 10 is welded at the top of the connecting arms 2, the supporting frame 10 is formed by splicing three U-shaped frames, the supporting frame 10 is used for installing other structures, the installation and splicing of a device are facilitated, the body-building device is convenient to form for exercise, the supporting frame 10 is provided with three blank spaces, a hinged seat 11 is welded at the inner side of the connecting arms 2, the top of the hinged seat 11 is of a cylindrical structure, the hinged seat 11 is used for connecting other structural components of the body-building device, the stability of the structure is enhanced, the structure is convenient to rotate, supporting plates 13 are welded at two ends of two sides of the supporting arm 1, the side surfaces of the supporting plates 13 are welded with the inner side of the connecting arms 2, and the supporting plates 13 are used for connecting and fixing the supporting arms 1 and the connecting arms 2, the stability of the connection between the supporting arm 1 and the connecting arm 2 is enhanced, the supporting plate 13 is of a right trapezoid structure, an I-shaped structure is formed between the supporting arm 1 and the two connecting arms 2, the supporting effect of the supporting plate 13 can be ensured by the right trapezoid structure, the supporting plate 13 can effectively support the supporting arm 1 and the connecting arms 2, the connecting cylinders 3 are welded at the two ends of the connecting arms 2, the taper sleeves 4 are clamped at the top ends and the bottom ends inside the connecting cylinders 3, the top ends and the bottom ends inside the connecting cylinders 3 can be provided with taper structures, the taper sleeves 4 are conveniently limited, the taper bearings 5 are clamped inside the taper sleeves 4, the taper directions of the two taper bearings 5 are opposite, the connecting frame 6 is hinged between the top and the bottom of the connecting cylinders 3, the connecting frame 6 can rotate, the limiting frame 12 is hinged inside the connecting arms 2, and the limiting frame 12 is clamped with the connecting frame 6, the limiting frame 12 consists of a rotating block, a screw welded on the surface of the rotating block and a limiting wheel in threaded connection with the surface of the screw, the axis of the rotating block is hinged with the inside of the connecting arm 2, the screw extends to a hole on the outer side of the connecting arm 2, the limiting wheel can be driven to move back and forth on the surface of the screw by rotating the limiting wheel, the screw can be clamped into a hole on the side surface of the connecting frame 6, the connecting frame 6 and the connecting arm 2 can be in limited clamping connection by rotating the limiting wheel, a fixing bolt 7 penetrates through the hole at the bottom of the connecting frame 6, the connecting frame 6 is in rotary connection with the connecting cylinder 3 through the fixing bolt 7, the friction is reduced, the bottom end of the fixing bolt 7 penetrates through the holes at the bottom of the connecting cylinder 3 and the connecting cylinder 6 and is in threaded connection with a nut 8, the fixing bolt 7 and the nut 8 can connect the connecting frame 6 and the connecting cylinder 3, the surface of the fixing bolt 7 is rotatably arranged with the inside of the two taper bearings 5, the side welding of coupling frame 6 has regulating arm 9, regulating arm 9 can drive coupling frame 6 and rotate, utilize taper bearing 5 to reduce the friction of rotating the in-process, linking arm 2 is connected with coupling frame 6 through connecting cylinder 3, coupling frame 6 is articulated with connecting cylinder 3 through fixing bolt 7, and the rotation that taper bearing 5 and taper sleeve 4 were passed through to fixing bolt 7's surface is connected with connecting cylinder 3, utilize rotation of taper bearing 5 and taper sleeve 4 to support connecting cylinder 3 and fixing bolt 7, thereby reduce the friction between fixing bolt 7 and the connecting cylinder 3, reduce the structural wear, the life of extension structure.

The working principle is as follows: the supporting arm 1 is used for connecting and supporting the connecting arms 2 at two ends, the connecting arms 2 are connected with two connecting cylinders 3, during installation, a taper sleeve 4 and a taper bearing 5 are obtained, the taper bearing 5 is clamped into the taper sleeve 4 to form a bearing structure, the two bearing structures are clamped into the top and the bottom of the connecting cylinder 3 according to opposite directions, the connecting cylinder 3 slides into the connecting frame 6, the hole of the connecting frame 6 corresponds to the hole of the connecting cylinder 3, the fixing bolt 7 is inserted into the holes of the connecting frame 6 and the connecting cylinder 3 until the bottom end of the fixing bolt 7 extends to the bottom, then the nut 8 is rotated to be connected and fixed, the surface of the fixing bolt 7 is sleeved with the hole inside the taper bearing 5, the fixing bolt 7 is connected with the connecting cylinder 3 through rotation of the taper bearing 5 and the taper sleeve 4, friction can be reduced by utilizing rotation of the taper bearing 5 and the taper sleeve 4 in the process that the adjusting arm 9 drives the connecting frame 6 to rotate, reduce wearing and tearing, spacing 12 are used for carrying out the joint to connecting frame 6 and linking arm 2 spacing, and spacing 12 rotates to one side and breaks away from connecting frame 6 back connecting frame 6 just can drive regulating arm 9 and rotate, and other structures can be connected with articulated seat 11 to carriage 10, and backup pad 13 can support to support arm 1 and linking arm 2 stably.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The swing mechanism suitable for the folding body builder comprises a supporting arm (1) and is characterized in that connecting arms (2) are welded at two ends of the supporting arm (1), connecting cylinders (3) are welded at two ends of the connecting arms (2), taper sleeves (4) are connected to the top ends and the bottom ends inside the connecting cylinders (3) in a clamped mode, taper bearings (5) are connected to the inner portions of the taper sleeves (4) in a clamped mode, the taper directions of the two taper bearings (5) are opposite, a connecting frame (6) is hinged between the top portion and the bottom portion of the connecting cylinders (3), fixing bolts (7) penetrate through holes in the connecting frame (6), the bottom ends of the fixing bolts (7) penetrate through the holes in the bottoms of the connecting cylinders (3) and the bottom portion of the connecting frame (6) and are in threaded connection with nuts (8), and the surfaces of the fixing bolts (7) and the inner portions of the two taper bearings (5) are rotatably arranged, the side welding of linking frame (6) has regulating arm (9).

2. The oscillating mechanism suitable for folding exercise machines according to claim 1, characterized in that the top of the connecting arm (2) is welded with a supporting frame (10), and the supporting frame (10) is formed by splicing three U-shaped frames.

3. The oscillating mechanism suitable for folding exercise machines according to claim 1, characterized in that the inside of the connecting arm (2) is welded with a hinged seat (11), and the top of the hinged seat (11) is of a cylindrical structure.

4. The swing mechanism suitable for the folding body builder as claimed in claim 1, wherein the connecting arm (2) is hinged with a limiting frame (12) inside, and the limiting frame (12) is clamped with the connecting frame (6).

5. The oscillating mechanism suitable for folding exercise machines according to claim 1, characterized in that the support arm (1) is welded at both ends of both sides with a support plate (13), the sides of the support plate (13) being welded to the inner side of the connecting arm (2).

6. The oscillating mechanism, suitable for folding gymnastic machines according to claim 5, characterized in that said support plate (13) presents a right-angled trapezoidal structure, with a "I" structure between said support arm (1) and said two connecting arms (2).