CN112121357B - Training device for abdominal strength - Google Patents

Abstract

The invention discloses a training device for exercising abdominal strength, and relates to the technical field of sports equipment. The portable folding chair comprises a supporting plate, wherein a backrest plate is fixed on the upper surface of the supporting plate, rectangular boxes are arranged on two sides of the backrest plate, a sliding groove is formed in one opposite surface of each of the two rectangular boxes, a pulley is matched on the surface of each sliding groove in a sliding mode, a hand pull rod penetrates through the axis of each pulley, and two ends of each hand pull rod respectively extend into the two rectangular boxes. According to the invention, the rectangular boxes are arranged on two sides of the front end of the backrest plate, the hand pull rods are arranged in the rectangular boxes in a sliding manner, and the foldable design of the first bending plate and the second bending plate is utilized, so that the device has the training function same as the abdomen exercising wheel principle and has the auxiliary blocking function of legs and buttocks, so that a person can train more efficiently and comfortably, and the use is convenient.

Description

Training device for abdominal strength

This patent application is a divisional application, the application number of the parent case is 2019100106352, and the filing date of the parent case is January 7, 2019

technical field

The invention belongs to the technical field of sports equipment, in particular to a training device for exercising abdominal strength.

Background technique

At present, with the continuous improvement of living standards, people are more and more advocating healthy life. There are many kinds of existing fitness equipment, which can do strength training for different parts. Generally, strength equipment has only one function, which is used to exercise a specific piece of fitness equipment. Muscles, the upper part of the middle of the human abdomen is the human valve. When a person is in a relaxed state, the valve will feel unbearable when it is slightly bumped. In sports, especially fighting sports, abdominal strength training is very important. At present, the common abdominal strength training equipment includes sit-up beds, levers and abdominal wheels, etc. The existing sit-up beds have a single structure, and the buttocks and legs of people are easy to shift due to no restrictions when doing sit-ups. The abdominal effect is not good, the use of the abdominal wheel is dangerous and difficult for beginners, and the lever type is not a special abdominal equipment, so people often cannot perform abdominal strength training in a more efficient, safe and comfortable way. .

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a training device for exercising abdominal strength, which solves the problem that the existing abdominal strength training equipment is not effective in strengthening the abdomen, and is dangerous and difficult, resulting in people often unable to perform in a more efficient, safe and comfortable way. Problems with abdominal strength training.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions:

The invention is a training device for exercising abdominal strength, comprising a support plate, a backrest plate is fixed on the upper surface of the support plate, rectangular boxes are arranged on both sides of the backrest plate, and a chute is provided on an opposite surface of the two rectangular boxes , a pulley is slidably fitted on the surfaces of the two chutes, and a pull rod runs through the axes of the two pulleys, and the two ends of the pull rod extend to the inside of the two rectangular boxes respectively;

Both sides of one end of the support plate are fixed with slide rails, the slide rail is a rectangular slide rail, one end of the backboard is rotatably connected with a first bending plate, and one end of the first bending plate is rotatably connected with a second bending plate. A bending plate, one end of the second bending plate is rotatably connected with rollers on both sides, the second bending plate is matched with the two slide rails through the rollers, and the lower surface of the supporting plate is hinged with an electric telescopic rod, so One end of the electric telescopic rod is hinged with the lower surface of one end of the second bending plate, a power supply is fixed on the lower surface of the support plate, a control switch is fixed on the surface of one side of the support plate, and the driving motor of the electric telescopic rod is controlled by a wire. The switch is connected to the power supply, and the power supply is provided with a plug-in wire.

Further, a "T"-shaped rod is fixed on the upper surface of one end of the second bending plate, and a foam cover is sleeved on the peripheral surface of the "T"-shaped rod.

Further, cushions are fixed on the upper surfaces of the backboard, the first bending plate and the second bending plate.

Further, a pillow pad is fixed on the upper surface of the backboard and at one end of the backboard cushion.

Further, sponge sleeves are sleeved on the peripheral surfaces of both ends of the hand lever.

Further, the soft pad includes a leather pad and a sponge pad core wrapped in the leather pad.

Further, both the support plate and the lower surface of the rectangular box are fixed with support legs.

The present invention has the following beneficial effects:

1. In the present invention, a rectangular box is provided on both sides of the front end of the backrest plate, and there are hand levers for sliding inside, and then through the bendable design of the first bending plate and the second bending plate, the electric telescopic rod is used to drive, so that the The device has the same training function as the abdominal wheel, and has the auxiliary resistance function of the legs and buttocks, so that people can train more efficiently and comfortably, and it is easy to use.

2. The present invention makes training more comfortable, safe and convenient through the arrangement of soft pads, pillow pads, "T"-shaped rods and foam covers, making people more willing to train and improving the training effect.

Of course, it is not necessary for any product embodying the present invention to achieve all of the above-described advantages simultaneously.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the training device for exercising abdominal strength of the present invention;

Fig. 2 is the structural schematic diagram of the training device for exercising abdominal strength under the arched state of the bending plate;

Fig. 3 is the structural representation of the bottom viewing angle of Fig. 2;

FIG. 4 is a partial enlarged view of A in FIG. 2 .

In the accompanying drawings, the list of components represented by each number is as follows:

1-Support plate, 2-Backrest plate, 3-Rectangular box, 4-Sliding rail, 5-First bending plate, 6-Second bending plate, 7-Electric telescopic rod, 8-Power supply, 9-Control switch , 10-"T" type rod, 11-foam cover, 12-pillow cushion, 13-support leg, 301-chute, 302- pulley, 303-hand lever.

Detailed ways

The technical solutions in 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. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-4, the present invention is a training device for exercising abdominal strength, comprising a support plate 1, a backrest plate 2 is fixed on the upper surface of the support plate 1, a rectangular box 3 is arranged on both sides of the backrest plate 2, and two rectangular An opposite surface of the box 3 is provided with a chute 301. The surfaces of the two chute 301 are both slidably fitted with a pulley 302. A pull rod 303 runs through the axis of the two pulleys 302. The sliding friction force between 302 and the chute 301 during sliding can be adjusted, thereby realizing the damping adjustment. The damping adjustment structure can adopt the general damping structure in the field, such as the pressure change structure of the contact interface, the elastic tension structure or the meshing structure, etc. , so that the trainer chooses the appropriate resistance.

Both sides of one end of the support plate 1 are fixed with slide rails 4, the slide rails 4 are rectangular slide rails, one end of the backboard 2 is rotatably connected with a first bending plate 5, and one end of the first bending plate 5 is rotatably connected with a second bending plate 5. Plate 6, one end of the second bending plate 6 is connected with rollers on both sides, the second bending plate 6 is matched with the two slide rails 4 through the rollers, the lower surface of the support plate 1 is hinged with an electric telescopic rod 7, and the electric telescopic rod One end of 7 is hinged with the lower surface of one end of the second bending plate 6, a power supply 8 is fixed on the lower surface of the supporting plate 1, a control switch 9 is fixed on one side surface of the supporting plate 1, and the driving motor of the electric telescopic rod 7 is connected with the control switch 9 and the control switch 9 through a wire. The power source 8 is connected, and the power source 8 is provided with an electric plug wire. The electric telescopic rod 7 can control the telescopic frequency according to the adjustment of the driving motor to match the frequency of the trainer.

Wherein, a "T"-shaped rod 10 is fixed on the upper surface of one end of the second bending plate 6 , and a foam cover 11 is sleeved on the peripheral surface of the "T"-shaped rod 10 .

Wherein, cushions are fixed on the upper surfaces of the backrest plate 2 , the first bending plate 5 and the second bending plate 6 .

Wherein, a pillow pad 12 is fixed on the upper surface of the backboard 2 and located at one end of the soft pad of the backboard 2 .

Wherein, the peripheral surfaces of both ends of the hand lever 303 are covered with sponge sleeves.

Wherein, the soft pad includes a leather pad and a sponge pad core wrapped in the leather pad.

Wherein, the supporting plate 1 and the lower surface of the rectangular box 3 are both fixed with supporting legs 13 .

A specific application of this embodiment is as follows: when the first bending plate 5 and the second bending plate 6 are in a horizontal state, a person can press the “T”-shaped rod 10 with both feet, face the pillow pad 12, and hold it with both hands. The hand lever 303 is used to push, pull and slide in the chute 301 to do abdominal training. Due to the protection of the pillow pad and soft cushion, people do not have to worry about losing strength and lie down, which has a certain protective effect; Lie on your back on the backboard 2, straighten your feet in the air, and make a 90-degree angle with your body, then straighten your hands forward, then lift your body, try to touch your toes with your hands, and perform training; During similar movement, you can press the control switch 9 next to the support plate 1, so that the electric telescopic rod 7 pulls the second bending plate 6 to slide along the slide rail 4 through the roller 601, so that the second bending plate 6 and the first bending plate 6 are bent The board 5 is arched and bent upward. After bending to a suitable angle, close the electric telescopic rod 7, hook the foot to the "T"-shaped rod 10, and bend the legs to perform abdominal muscle training such as sit-ups. The bending plate is close to the leg, and the first bending plate 5 can resist the human buttocks after being arched, so that the person can not shift during training, and the exercise is more comfortable, simple and efficient. The device utilizes the principle of the abdominal fitness wheel, which can realize the simultaneous movement of the hands and feet, which is safer than the conventional abdominal fitness wheel.

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-disclosed preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments do not exhaust all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is to be limited only by the claims and their full scope and equivalents.

Claims (1)

1. The utility model provides an exercise abdominal strength's trainer, includes backup pad (1), its characterized in that: the improved folding chair is characterized in that a backboard (2) is fixed on the upper surface of the supporting plate (1), sliding rails (4) are fixed on two sides of one end of the supporting plate (1), one end of the backboard (2) is rotatably connected with a first bending plate (5), one end of the first bending plate (5) is rotatably connected with a second bending plate (6), two sides of one end of the second bending plate (6) are rotatably connected with rollers, the second bending plate (6) is matched with the two sliding rails (4) through the rollers, an electric telescopic rod (7) is hinged to the lower surface of the supporting plate (1), one end of the electric telescopic rod (7) is hinged to the lower surface of one end of the second bending plate (6), a power source (8) is fixed on the lower surface of the supporting plate (1), a control switch (9) is fixed on one side of the supporting plate (1), rectangular boxes (3) are arranged on two sides of the backboard (2), and a sliding groove (301) is formed in one opposite surface of each rectangular box (3), the surface of each of the two sliding grooves (301) is matched with a pulley (302) in a sliding mode, sliding friction force between the pulley (302) and the sliding groove (301) during sliding can be adjusted through a pressure change structure, an elastic tensioning structure or a meshing structure of a contact interface, damping adjustment is further achieved, a hand pull rod (303) penetrates through the axis of each of the two pulleys (302), two ends of the hand pull rod (303) extend into the two rectangular boxes (3) respectively, a T-shaped rod (10) is fixed on the upper surface of one end of each of the second bending plates (6), foam sleeves (11) are sleeved on the surfaces of the T-shaped rods (10), cushions are fixed on the upper surfaces of the back boards (2), the first bending plates (5) and the second bending plates (6), supporting legs (13) are fixed on the lower surfaces of the supporting boards (1) and the rectangular boxes (3), and the electric telescopic rods (7) are connected with driving motors, driving motor passes through the wire and is connected with control switch (9) and power (8), and electric telescopic handle (7) can be according to driving motor's the flexible frequency of regulation control, come the frequency of cooperation training person, through the push-and-pull of hand lever (303) and electric telescopic handle (7) flexible, and the state of lying flat down and prostrate down the trick simultaneous movement, back board (2) upper surface and the one end that is located back board (2) cushion are fixed with pillow pad (12), hand lever (303) both ends surrounding surface cover is equipped with the sponge cover, the cushion includes the leather pad and wraps up the sponge pad core in the leather pad.

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