CN211215172U

CN211215172U - Adjustable air pressure upper back trainer

Info

Publication number: CN211215172U
Application number: CN201921530101.4U
Authority: CN
Inventors: 张志均; 康海纯; 施建标
Original assignee: Nantong Ironmaster Sporting Industrial Co Ltd
Current assignee: Nantong Ironmaster Sporting Industrial Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-08-11
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to an adjustable atmospheric pressure back of body training ware, including body frame and back of the body pad frame, be equipped with on the front end of body frame and step on the foot rest, be equipped with the cushion frame on the intermediate position of body frame, be equipped with the cushion on the cushion frame, bilateral symmetry is equipped with left stand and right stand on the rear end of body frame, the back of the body pad frame passes through the link and connects between left stand and right stand, be equipped with back of the body pad on the back of the body pad frame, both ends symmetry is equipped with the handrail about the back of the body pad frame, the lower extreme of the back of the body pad frame of handrail lower extreme is connected with the one end of connecting plate, the other end of connecting plate and the one end swing joint of rotating turret, the other end fixed. The utility model discloses an use atmospheric pressure as the resistance source, at the in-process of motion, for muscle provides stable unchangeable resistance, the resistance is stable in the motion process, through the accurate calculation of mechanical connecting rod, lets the biggest power point of resistance and the biggest power point of back muscle in step, improves the training effect greatly.

Description

Adjustable air pressure upper back trainer

Technical Field

The utility model relates to a training device, in particular to an adjustable air pressure upper back trainer.

Background

The traditional upper back training is to train the dorsal erector spinae muscles by an abdominal extension action by selecting a plate or weight plate as the load. However, this resistance may vary with the movement of the handler. For example, resistance often increases at the beginning of the movement due to the inertia of the arm and weight plate itself, and at the end of the movement, the resistance also decreases due to inertia. This change can cause impact injury to the joints of the waist during training. Meanwhile, in the exercise process, the maximum resistance force point and the maximum muscle force point are not synchronous, and the training effect is not ideal.

Disclosure of Invention

The utility model aims at overcoming above not enough, through using atmospheric pressure as the resistance source, at the in-process of motion, for muscle provides stable unchangeable resistance, because the resistance is stable in the motion process, through the accurate calculation of mechanical connecting rod, let the biggest power point of resistance and the biggest power point of back muscle synchronous, improve the training effect greatly.

The purpose of the utility model is realized through the following technical scheme: the utility model provides an adjustable atmospheric pressure back of body training ware which characterized in that: including body frame and back cushion frame, be equipped with on the front end of body frame and step on the foot rest, be equipped with the cushion frame on the intermediate position of body frame, be equipped with the cushion on the cushion frame, bilateral symmetry is equipped with left stand and right stand on the rear end of body frame, the back cushion frame passes through the link and connects between left stand and right stand, be equipped with the back cushion on the back cushion frame, both ends symmetry is equipped with the handrail about the back cushion frame, the lower extreme of the back cushion frame of handrail lower extreme is connected with the one end of connecting plate, the other end of connecting plate and the one end swing joint of rotating turret, the other end fixed connection of rotating turret is on the dwang, the dwang is connected between left stand and right stand, be equipped with the cushion on the dwang, the dwang is connected with the head of cylinder.

The utility model discloses a further improvement lies in: one side of the bottom end of the main frame is connected with an instrument through an instrument frame.

The utility model discloses a further improvement lies in: safety belts are arranged at two ends of the cushion.

The utility model discloses a further improvement lies in: the bottom end of the underframe is symmetrically connected with a plurality of groups of adjustable foot pads.

Compared with the prior art, the utility model the advantage that has do: the pneumatic training device has the advantages that the pneumatic training device uses air pressure as a resistance source, provides stable and unchangeable resistance for muscles in the movement process, and enables the maximum force point of the resistance and the maximum force point of back muscles to be synchronous through accurate calculation of the mechanical connecting rod due to the fact that the resistance is stable in the movement process, and the training effect is greatly improved.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a diagram of the range of motion of the present invention;

reference numbers in the figures: the device comprises a main frame 1, a rotating frame 2, a back cushion frame 3, a connecting frame 4, a foot pedal 5, an instrument frame 6, an instrument 7, a cushion 8, a back cushion 9, a back cushion 10, a safety belt 11, a connecting plate 12, a cylinder 13, a right upright post 14, a left upright post 15, a rotating rod 16 and a cushion frame 17.

The specific implementation mode is as follows:

in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Fig. 1-2 show an embodiment of the adjustable air pressure upper back trainer of the present invention: the multifunctional backrest comprises a main frame 1 and a back cushion frame 3, wherein a foot pedal 5 is arranged at the front end of the main frame 1, a cushion frame 17 is arranged at the middle position of the main frame 1, a cushion 8 is arranged on the cushion frame 17, a left upright post 15 and a right upright post 14 are symmetrically arranged on the two sides of the rear end of the main frame 1, the back cushion frame 3 is connected between the left upright post 15 and the right upright post 14 through a connecting frame 4, a back cushion 9 is arranged on the back cushion frame 3, armrests are symmetrically arranged at the left and right ends of the back cushion frame 3, the lower end of the back cushion frame 3 at the lower ends of the armrests is connected with one end of a connecting plate 12, the other end of the connecting plate 12 is movably connected with one end of a rotating frame 2, the other end of the rotating frame 2 is fixedly connected onto a rotating rod 16, the rotating rod 16 is connected between the left upright post 15 and the right upright post 14, a; one side of the bottom end of the main frame 1 is connected with an instrument 7 through an instrument frame 6; the two ends of the cushion 8 are provided with safety belts 11; the bottom end of the underframe 1 is symmetrically connected with a plurality of groups of adjustable foot pads.

Before use, a user sits on the seat cushion 8, the back of the user is tightly attached to the back cushion 9, the waist of the user is tightly attached to the back cushion 10, the feet of the user step on the foot rest 5, the handles on the back cushion frame 3 are held by the hands of the user, the safety belt 11 is tied, the addition and subtraction buttons on the handles are pressed, the training resistance is adjusted to be proper, and the user enters a training state. The back inclines backward and drives the back cushion frame 3 to rotate, the back cushion frame 3 drives the connecting plate 12, the connecting plate 12 drives the rotating frame 2, the rotating rod 16 of the rotating frame 2 is connected with the head of the air cylinder 13, the air cylinder 13 is compressed to generate resistance, and when the training is finished, the resistance is reduced, and the safety belt is unfastened. The technical parameters required for training can be displayed on the meter 7.

The utility model discloses back of body training ware on adjustable atmospheric pressure is through using atmospheric pressure as the resistance source, at the in-process of motion, provides stable unchangeable resistance for muscle, because the resistance is stable in the motion process, through the accurate calculation of mechanical connecting rod, lets the biggest power point of resistance and the biggest power point of back muscle synchronous, improves the training effect greatly. The user can adjust the training resistance through the plus-minus button on the handle frame according to the self training requirement.

Fig. 2 is a force curve during the exercise of the air resistance. The upper half of the line is the force generated when the force is applied and the lower half is the force generated when the force is released back to the original position. As can be seen from FIG. 2, the pneumatic technique of the present invention provides a very stable resistance, which is much more variable than the resistance of conventional weight plates in a range of motion, which can cause significant damage to the joint and connective tissue of the user.

The utility model discloses an adopt mechanical linkage to replace cable system before for the first time and provide suitable straight line traction force, the resistance curve that provides is designed through precision measurement, calculation. As can be seen from fig. 2, the forces at the beginning and end are small and the force at some angle in between is the largest. This is because the starting and ending positions are the starting and ending points of the force, and the user is most vulnerable to injury during training, so that a small resistance is required for the middle section, which is the section most suitable for the force.

The utility model discloses installed adjustable callus on the sole, even ground unevenness also can reach stable condition through adjusting the callus on the sole.

The applicant further states that the present invention is described by the above embodiments, but the present invention is not limited to the above embodiments, i.e. the present invention is not limited to the above embodiments, and the present invention can be implemented only by relying on the above methods and structures. It should be clear to those skilled in the art that any improvement of the present invention is to the present invention, and the addition of the equivalent replacement of the implementation method and the steps, the selection of the specific mode, etc. all fall within the protection scope and the disclosure scope of the present invention.

The utility model discloses not limited to above-mentioned embodiment, all adopt and the utility model discloses similar structure and method realize the utility model discloses all modes of purpose all are within the protection scope of the utility model.

Claims

1. The utility model provides an adjustable atmospheric pressure back of body training ware which characterized in that: comprises a main frame (1) and a back cushion frame (3), wherein a foot stepping frame (5) is arranged at the front end of the main frame (1), a cushion frame (17) is arranged at the middle position of the main frame (1), a cushion (8) is arranged on the cushion frame (17), a left upright post (15) and a right upright post (14) are symmetrically arranged at the rear end of the main frame (1), the back cushion frame (3) is connected between the left upright post (15) and the right upright post (14) through a connecting frame (4), a back cushion (9) is arranged on the back cushion frame (3), handrails are symmetrically arranged at the left end and the right end of the back cushion frame (3) at the lower end of the handrail, the other end of the connecting plate (12) is movably connected with one end of a rotating rod (2), and the other end of the rotating rod (2) is fixedly connected with a rotating rod (16), dwang (16) are connected between left stand (15) and right stand (14), be equipped with cushion (10) on dwang (16), dwang (16) are connected with the head of cylinder (13), the other end fixed connection of cylinder (13) is on the front end crossbeam of body frame (1).

2. The adjustable pneumatic upper back trainer according to claim 1, wherein: one side of the bottom end of the main frame (1) is connected with an instrument (7) through an instrument frame (6).

3. The adjustable pneumatic upper back trainer according to claim 1, wherein: safety belts (11) are arranged at two ends of the seat cushion (8).

4. The adjustable pneumatic upper back trainer according to claim 1, wherein: the bottom end of the main frame (1) is symmetrically connected with a plurality of groups of adjustable foot pads.