CN202237058U

CN202237058U - Back-stretching spring exerciser

Info

Publication number: CN202237058U
Application number: CN2011202393098U
Authority: CN
Inventors: 齐航
Original assignee: Shandong University of Technology
Current assignee: Shandong University of Technology
Priority date: 2011-06-25
Filing date: 2011-06-25
Publication date: 2012-05-30
Anticipated expiration: 2021-06-25

Abstract

The utility model provides a back-stretching spring exerciser, belongs to the field of movement training devices. The back-stretching spring exerciser comprises a handle, a handrail, an upper rotating shaft, a connecting rod, an upright post, a lower rotating shaft, a chair, a lower connecting rod, a concave rotation shaft, a base and a convex cross rod back chair, wherein the upright post (5) is fixed on the base (10); the convex cross rod back chair (11) is installed on the upright post (5); the handle (1) is welded to the convex cross rod back chair (11); the handrail is fixed on the other side of the upright post (5); the upper end of the connecting rod (4) is fixed on the handrail by the upper rotating shaft (3) and the lower end of the connecting rod (4) is fixed on the lower connecting rod (8) by the lower rotating shaft (6); and the front end of the lower connecting rod (8) is fixed on the upright post (5) by the concave rotation shaft (9) and the rear end of the lower connecting rod (8) is connected with the chair (7). When the back-stretching spring exerciser is used, a person stands in front of an exercise rack while backing to the exercise rack, both hands catch the handle and the back leans against the convex cross rod back, and the upper part of the body inclines forward; or a person sits on the chair, the both hands hold the handrail, and the arms pull down. The back-stretching spring exerciser provided by the utility model is simple in structure, small in volume, not limited by field and time, convenient for carrying, easy to operate and wide in application range, and is a requisite body building appliance in schools and households.

Description

The back stretching chest expander

Technical field

The utility model relates to a kind of back stretching chest expander, belongs to the Excercise training apparatus field.

Technical background

Physical training is that the modern builds up health, prevent disease, adjusting psychology, joy are pleased body and mind, adapted to one of effective means of society; Along with carrying out of nationwide fitness programs; Having many people to utilize has sports sooner or later; Satisfied not this hope owing to receive the restriction in time and place, though present have many body-building apparatus, also fewer for upper limbs and waist exercise.This utility model is a kind ofly to utilize the short time of having a rest to carry out upper limbs and waist exercise, both can save time, and can play the body-building apparatus of taking exercises again, to satisfy people's life requirement.

Physical training has many sportsmen that injured phenomenon often takes place in training owing to receive the restriction of place apparatus, weight person's paralysis, and the lighter's soreness of waist and ache in legs brings many inconvenience to sports career.This back stretching chest expander is created the back and in training, is brought auxiliary practice effect for the sportsman.Also can use with the office public place of entertainment in family, be the indispensable health and fitness facilities of school and family.

The utility model content

According to above deficiency of the prior art, the technical problem that the utility model will solve is: provide a kind of simple in structure, operation is practical, does not receive the back stretching chest expander of place and time restriction.

The utility model solves the technical scheme that its technical problem adopted: this back stretching chest expander; It is characterized in that: comprise that handle, handrail, last turning cylinder, connecting rod, column, following turning cylinder, seat, lower connecting rod, recessed rotating shaft, base, protruding cross bar lean against chair, column is fixed on the base, and protruding cross bar leans against chair and is installed on the column; Handle is welded on protruding cross bar and leans against on the chair; Handrail is fixed on the opposite side of column, and the connecting rod upper end is fixed on handrail through last turning cylinder, and lower end warp turning cylinder down is fixed on the lower connecting rod; The lower connecting rod front end is fixed on the column through recessed rotating shaft, and the rear end connects seat.

During use, the people is before stand in drill rack, and both hands are caught handle back to lean against protruding cross bar and leaned against on the chair; Upper body firmly turns forward; Or the people is sitting on the seat both hands and holds handrail, and arm is firmly drop-down, through coming and going the alternating movement abdominal muscles that can stretch; Loosen the small of the back, also can temper muscle of upper extremity crowd's strength.

Compared with prior art, the beneficial effect that the utility model had is: the people is before stand in drill rack, and both hands are caught handle back to lean against protruding cross bar to lean against on the chair or the people is sitting on the seat both hands and holds handrail, and safety coefficient is bigger, is difficult for taking place injury accident.This back stretching chest expander abdominal muscles that can stretch loosens the small of the back muscle, accelerates each position blood circulation of upper limbs, improves the function of taking exercises, and the pain in back and loin patient is recovered to have the supplemental treatment effect.The utility model is simple in structure, and volume is little, do not receive place and time restriction, convenient in carrying, and operation easily is applicable to that relatively teenager, person in middle and old age, vast physical training and professional sports sportsman use and the supplemental treatment of diseases related.

Description of drawings

Fig. 1 is the preferred example of the utility model back stretching chest expander, and wherein: 6 times turning cylinders of turning cylinder 4 connecting rods, 5 columns, 7 seats, 8 lower connecting rods, 9 recessed rotating shaft 10 bases 11 protruding cross bars lean against chair on 1 handle, 2 handrails 3

The specific embodiment

Below in conjunction with accompanying drawing the utility model back stretching chest expander is described further:

As shown in the figure: the back stretching chest expander; It is characterized in that: comprise that handle, handrail, last turning cylinder, connecting rod, column, following turning cylinder, seat, lower connecting rod, recessed rotating shaft, base, protruding cross bar lean against chair, column 5 is fixed on the base 10, and protruding cross bar leans against chair 11 and is installed on the column 5; Handle 1 is welded on protruding cross bar and leans against on the chair 11; Handrail 2 is fixed on the opposite side of column 5, and connecting rod 4 upper ends are fixed on handrail 2 through last turning cylinder 3, and lower end warp turning cylinder 6 down is fixed on the lower connecting rod 8; Lower connecting rod 8 front ends are fixed on the column 5 through recessed rotating shaft 9, and the rear end connects seat 7.

Claims

1. back stretching chest expander; It is characterized in that: comprise that handle, handrail, last turning cylinder, connecting rod, column, following turning cylinder, seat, lower connecting rod, recessed rotating shaft, base, protruding cross bar lean against chair; Column (5) is fixed on the base (10); Protruding cross bar leans against chair (11) and is installed on the column (5), and handle (1) is welded on protruding cross bar and leans against on the chair (11).

2. back stretching chest expander according to claim 1; It is characterized in that: handrail (2) is fixed on the opposite side of column (5); Connecting rod (4) upper end is fixed on the handrail (2) through last turning cylinder (3); Lower end warp turning cylinder (6) down is fixed on the lower connecting rod (8), and lower connecting rod (8) front end is fixed on the column (5) through recessed rotating shaft (9), and the rear end connects seat (7).