CN214714038U

CN214714038U - Domestic composite body-building device

Info

Publication number: CN214714038U
Application number: CN202120533017.9U
Authority: CN
Inventors: 连景涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-16
Anticipated expiration: 2031-03-15

Abstract

A household composite body builder comprises a shell, a resistance device and a barbell rod, wherein the resistance device is arranged inside the shell, the barbell rod is arranged above the shell, and the resistance device is connected with the barbell rod through a pull rope; the shell comprises an upper cover and a bottom plate; resistance device is including rotating seat, pivot, first installation cover, second installation cover, torsion spring and adjusting device, first installation cover is rotationally established in the pivot, second installation cover and pivot fixed connection, torsion spring one end and first installation cover fixed connection, the torsion spring other end and second installation cover fixed connection, adjusting device can drive first installation cover and rotate. The household composite body builder changes the torsion of the torsion spring by using the adjusting device, so that the force required by pulling or lifting the barbell rod is changed, the purpose of adjusting the exercise intensity is achieved, a plurality of barbell plates are not required to be configured, and the occupied space is small.

Description

Domestic composite body-building device

Technical Field

The utility model belongs to the technical field of body-building apparatus, especially, relate to a domestic compound fitness equipment.

Background

The barbell is a core training exercise training device. No matter the muscles of the shoulders, the back, the arms, the chest and the like, by means of the barbell and the iron sheets with different weights, the muscle strength training is performed for multiple times, and good exercise and fitness effects can be achieved. A chinese patent application No. 201710395473.X discloses a fitness barbell, the barbell body of which comprises a barbell bar and barbell plates. When the intensity of exercise is to be changed, the barbell disc with different weights is replaced. The technical defect of the technical scheme is that one barbell is provided with a plurality of barbell plates with different weights, and when the barbell is placed at home for use, a large amount of space is occupied.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a domestic compound fitness equipment has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme: a household composite body builder comprises a shell, a resistance device and a barbell rod, wherein the resistance device is arranged inside the shell, the barbell rod is arranged above the shell, and the resistance device is connected with the barbell rod through a pull rope;

the shell comprises an upper cover and a bottom plate;

resistance device is including rotating seat, pivot, first installation cover, second installation cover, torsion spring and adjusting device, rotate the fixed both ends of locating the bottom plate of seat, the pivot is rotationally installed on rotating the seat, the both ends winding of pivot has many rings of stay cords, first installation cover is rotationally established in the pivot, second installation cover and pivot fixed connection, torsion spring one end and first installation cover fixed connection, the torsion spring other end and second installation cover fixed connection, adjusting device can drive first installation cover and rotate.

On the basis of the above scheme and as a preferred scheme of the above scheme, the adjusting device comprises a worm wheel, a worm and a fixed seat, the worm wheel is fixedly connected with the first mounting sleeve, the worm is rotatably mounted on the fixed seat, and the fixed seat is fixedly mounted on the bottom plate.

In addition to the above, and as a preferable mode of the above, the worm wheel is integrally formed with the first mounting sleeve.

On the basis of the scheme, and as a preferable scheme of the scheme, the worm penetrates out of the side face of the shell, and the head of the worm is provided with a regular hexagonal connector.

On the basis of the above scheme and as a preferable scheme of the above scheme, rollers are fixedly arranged at two ends of the rotating shaft, and the pull rope is wound on the rollers.

In addition to the above, and as a preferable mode of the above, the middle portion of the drum is recessed inward, and the pulling rope is wound around the middle portion of the drum.

On the basis of the above scheme and as a preferable scheme of the above scheme, the rotating base is arranged between the two rollers, and the first mounting sleeve and the second mounting sleeve are arranged between the two rotating bases.

In addition to the above, and as a preferable mode of the above, the pull rope is a steel wire rope.

The utility model discloses the beneficial effect who has does: the household composite body builder changes the torsion force of the torsion spring by using the adjusting device, thereby changing the force required for pulling or lifting the barbell bar, achieving the purpose of adjusting the exercise intensity, needing no configuration of a plurality of barbell plates and occupying small space; the torsion of the torsion spring is adjusted through the worm and the worm wheel, so that the purpose of adjusting the exercise intensity is achieved, the structure is simple, and the adjustment is convenient; the stay cord winding can prevent that the stay cord from droing from the both ends of pivot on the sunken cylinder in middle.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a partial structural schematic diagram of the resistance device.

The reference numbers are as follows:

1. an upper cover; 2. a base plate; 3. a rotating seat; 4. a rotating shaft; 5. a drum; 6. pulling a rope; 7. a barbell bar; 8. a first mounting sleeve; 9. a second mounting sleeve; 10. a torsion spring; 11. a worm gear; 12. a fixed seat; 13. a worm; 14. a connecting head.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 3, a household composite body builder comprises a shell, a resistance device and a barbell bar 7, wherein the resistance device is arranged inside the shell, the barbell bar 7 is arranged above the shell, and the resistance device is connected with the barbell bar 7 through a pull rope 6;

the shell comprises an upper cover 1 and a bottom plate 2;

resistance device is including rotating seat 3, pivot 4, first installation cover 8, second installation cover 9, torsion spring 10 and adjusting device, rotate the fixed both ends of locating bottom plate 2 of seat 3, pivot 4 rotationally installs on rotating seat 3, the both ends winding of pivot 4 has many rings stay cord 6, first installation cover 8 rotationally overlaps and establishes on pivot 4, second installation cover 9 and pivot 4 fixed connection, torsion spring 10 one end and 8 fixed connection of first installation cover, the torsion spring 10 other end and 9 fixed connection of second installation cover, adjusting device can drive 8 rotations of first installation cover.

When the user carries out lifting exercise or lifting exercise, the user stands on the shell by feet, and can carry out exercise by holding the barbell bar by two hands; when the bench press exercise is carried out, the supine bench penetrates through the space between the shell and the barbell rod, the barbell rod is arranged above the supine bench, a person lies on the supine bench, the barbell rod is grasped by two hands, and the user can carry out the exercise by upwards pushing the barbell rod. The household composite body builder changes the torsion of the torsion spring by using the adjusting device, so that the force required by pulling or lifting the barbell rod is changed, the purpose of adjusting the exercise intensity is achieved, a plurality of barbell plates are not required to be configured, and the occupied space is small.

Adjusting device includes worm wheel 11, worm 13 and fixing base 12,

worm wheel

11 and 8 fixed connection of first installation cover, worm 13 rotationally installs on fixing base 12, fixing base 12 fixed mounting is on bottom plate 2. The worm is rotated to drive the worm wheel to rotate, so that the first mounting sleeve is driven to rotate, and the torsion spring rotates together with the first mounting sleeve as one end of the torsion spring is fixed on the first mounting sleeve; when pulling the barbell bar, the torsion force of the torsion spring needs to be overcome. When the rotating angle of the torsion spring is changed, the torsion force is changed along with the change of the rotating angle of the torsion spring, so that the purpose of adjusting the exercise intensity is achieved. The adjusting device has a simple structure and is convenient to adjust.

The worm wheel 11 and the first mounting sleeve 8 are integrally formed, so that the first mounting sleeve and the worm wheel can be ensured to synchronously rotate.

The worm 13 penetrates out of the side face of the shell, and the head of the worm 13 is provided with a regular hexagonal connector 14, so that the torsion of the torsion spring can be conveniently adjusted, and the exercise intensity can be adjusted.

The two ends of the rotating shaft 4 are fixedly provided with rollers 5, the pull rope 6 is wound on the rollers 5, the middle part of each roller 5 is sunken inwards, and the pull rope 6 is wound on the middle part of each roller 5. The pull rope can be prevented from falling off from the two ends of the rotating shaft.

The rotating seat 3 is arranged between the two rollers 5, and the first mounting sleeve 8 and the second mounting sleeve 9 are arranged between the two rotating seats 3. The stress at the two ends of the barbell bar can be more balanced.

The pull rope 6 is a steel wire rope which is high in strength and not easy to break.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A domestic composite body-building device, which is characterized in that: the barbell bar comprises a shell, a resistance device and a barbell bar (7), wherein the resistance device is arranged in the shell, the barbell bar (7) is arranged above the shell, and the resistance device is connected with the barbell bar (7) through a pull rope (6);

the shell comprises an upper cover (1) and a bottom plate (2);

resistance device is including rotating seat (3), pivot (4), first installation cover (8), second installation cover (9), torsion spring (10) and adjusting device, rotate the both ends that base (3) are fixed to be located bottom plate (2), pivot (4) are rotationally installed on rotating seat (3), the both ends winding of pivot (4) has many rings stay cord (6), first installation cover (8) are rotationally established on pivot (4), second installation cover (9) and pivot (4) fixed connection, torsion spring (10) one end and first installation cover (8) fixed connection, the torsion spring (10) other end and second installation cover (9) fixed connection, adjusting device can drive first installation cover (8) and rotate.

2. A home complex exercise machine according to claim 1, wherein: adjusting device includes worm wheel (11), worm (13) and fixing base (12), worm wheel (11) and first installation cover (8) fixed connection, worm (13) rotationally install on fixing base (12), fixing base (12) fixed mounting is on bottom plate (2).

3. A home complex exercise machine according to claim 2, wherein: the worm wheel (11) and the first mounting sleeve (8) are integrally formed.

4. A home complex exercise machine according to claim 2, wherein: the worm (13) penetrates out of the side face of the shell, and a regular hexagonal connector (14) is arranged at the head of the worm (13).

5. A home complex exercise machine according to claim 1, wherein: and rollers (5) are fixedly arranged at two ends of the rotating shaft (4), and the pull rope (6) is wound on the rollers (5).

6. A home complex exercise machine according to claim 5, wherein: the middle part of the roller (5) is sunken inwards, and the pull rope (6) is wound at the middle part of the roller (5).

7. A home complex exercise machine according to claim 5, wherein: the rotary seat (3) is arranged between the two rollers (5), and the first mounting sleeve (8) and the second mounting sleeve (9) are arranged between the two rotary seats (3).

8. A home complex exercise machine according to claim 1, wherein: the pull rope (6) is a steel wire rope.