CN210355843U

CN210355843U - Sit-up auxiliary device

Info

Publication number: CN210355843U
Application number: CN201921105456.9U
Authority: CN
Inventors: 吴洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-21
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a sit up auxiliary device, comprising a base plate, the last lateral wall of bottom plate is fixed with the riser, the upper end of riser is rotated and is connected with the service creeper, the one end of service creeper is inserted and is equipped with the montant, be fixed with the backing roll that two symmetries set up on the upper end outer wall of montant, the lateral wall is fixed with the framework that is the setting of handstand U type on the one end that the riser was kept away from to the bottom plate, it has the diaphragm to slide in the framework, rotate between the one end of keeping away from the riser of diaphragm and the service creeper and be connected with the rotor, the outer wall top spin of framework has the bolt two that extends to its inside, the service creeper is kept away from between the. The utility model discloses a remove about the diaphragm and drive the service creeper down slope or up jack-up, carry out service creeper inclination's regulation, temper the change of intensity, be applicable to different demands.

Description

Sit-up auxiliary device

Technical Field

The utility model relates to the technical field of sports equipment, especially, relate to a sit up auxiliary device.

Background

Sit-up, a way to exercise the body. Supine, closing the legs, lifting the hands, contracting the abdominal muscles, swinging the arms forward to quickly get a sitting posture, continuing the forward bending of the upper body, touching the foot surface with the hands, and lowering the head; and then returned to the sitting position. This is done continuously. The purpose of strengthening the abdominal strength can be achieved through practice. The sit-up device in CN 207024500U is generally only composed of a flat plate and a mechanism for limiting feet, and the training intensity of the sit-up device cannot be adjusted and cannot be adjusted according to the training requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the background art and providing an auxiliary sit-up device.

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

the utility model provides a sit-up auxiliary device, includes the bottom plate, the last lateral wall of bottom plate is fixed with the riser, the upper end of riser is rotated and is connected with the service creeper, the one end of service creeper is inserted and is equipped with the montant, be fixed with the backing roll that two symmetries set up on the upper end outer wall of montant, the lateral wall is fixed with the framework that is the setting of handstand U type on the one end that the riser was kept away from to the bottom plate, it has the diaphragm to slide in the framework, rotate between the one end of keeping away from the riser of diaphragm and the service creeper and be connected with the swivel plate, the outer wall top spin of framework has the bolt two that extend to its inside, the service cree.

Preferably, the connection part of the lying plate and the vertical rod is provided with a slot, one end of the lying plate is provided with a threaded hole communicated with the slot, and a first bolt is screwed in the threaded hole.

Preferably, a rubber pad is bonded to the lower side wall of the bottom plate, and a plurality of sawtooth openings are formed in the lower side wall of the rubber pad.

Preferably, a plush sleeve is sleeved on the outer wall of each baffle roller in a sliding manner.

Preferably, the number of the rotating plates is two, and the two rotating plates are respectively positioned on the outer sides of the two sides of the transverse plate and the lying plate.

Compared with the prior art, the sit-up auxiliary device has the advantages that: the end part of the rotating plate is moved through the transverse movement of the transverse plate, and then the other end of the rotating plate rotates downwards or upwards through the lying plate, so that the inclination amplitude is changed, and the exercise intensity is changed; the vertical rod moves up and down in the slot to adjust the height of the blocking roller, so that the leg limiting device is suitable for trainers with different leg thicknesses to limit legs; the horizontal movement through the transverse plate drives the lying plate to incline downwards or jack up upwards, so that the inclination angle of the lying plate is adjusted, the change of the intensity is exercised, and the lying plate is suitable for different requirements.

Drawings

Fig. 1 is a schematic structural view of an auxiliary sit-up device provided by the present invention;

fig. 2 is a side view of the junction between the middle stop roller and the vertical bar of the sit-up assisting device of the present invention.

In the figure: the device comprises a base plate 1, a vertical plate 2, a lying plate 3, a vertical rod 4, a baffle roller 5, a first bolt 6, a frame 7, a transverse plate 8, a rotating plate 9, a second bolt 10, a rubber pad 11 and a telescopic spring 12.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, an auxiliary device for sit-up comprises a base plate 1, a rubber pad 11 is adhered to the lower side wall of the base plate 1, a plurality of sawtooth openings are formed in the lower side wall of the rubber pad 11, the rubber pad 11 and the sawtooth openings are arranged to increase the friction force between the rubber pad 11 and the ground, so that the base plate 1 is prevented from sliding, the stability of the device is ensured, a vertical plate 2 is fixed to the upper side wall of the base plate 1, a lying plate 3 is rotatably connected to the upper end of the vertical plate 2, a vertical rod 4 is inserted into one end of the lying plate 3, two symmetrically arranged baffle rollers 5 are fixed to the outer wall of the upper end of the vertical rod 4, a plush sleeve is slidably sleeved on the outer wall of each baffle roller 5, the plush sleeve is arranged to ensure the elasticity of the contact surface of the baffle rollers 5 and the feet, comfort is ensured, a slot is formed at the joint of the lying plate 3 and the vertical rod 4, a, the vertical rod 4 is moved up and down to adjust the height of the baffle roller 5, so that the leg limiting device is suitable for the limitation of legs of trainers with different leg thicknesses.

A frame body 7 which is arranged in an inverted U shape is fixed on the side wall of one end of the bottom plate 1 far away from the vertical plate 2, a transverse plate 8 is slid in the frame body 7, a rotary plate 9 is rotatably connected between one end of the transverse plate 8 far away from the vertical plate 2 and the lying plate 3, the number of the rotary plates 9 is two, the two rotary plates 9 are respectively positioned at the two outer sides of the transverse plate 8 and the lying plate 3, a second bolt 10 extending into the frame body is screwed on the outer wall of the frame body 7, a telescopic spring 12 is fixedly connected between the lower side of one end of the lying plate 3 far away from the vertical plate 2 and the bottom plate 1, the lying plate 3 is extruded by the telescopic spring 12 when rotating downwards, so that the subsequent lying plate 3 is reset, the second bolt 10 is unscrewed, the transverse plate 8 slides leftwards and rightwards in the frame body 7, when the transverse plate 8 slides leftwards, the rotary plate 9 is pulled to move towards the frame body 7, the upper end of the rotary plate, promote to change board 9 and toward keeping away from one side of framework 7 and remove, will change board 9 and carry out the jack-up, change the upper end of board 9 and with 3 jack-ups of service creeper, the inclination of service creeper 3 diminishes, has adjusted the back, and two 10 bolts of screwing fix diaphragm 8, can accomplish inclination's regulation, are applicable to the needs of different training intensity.

The user is when carrying out auxiliary device's use, carry out 3 inclination's of service creeper regulation according to the needs of training intensity, loosen bolt two 10, carry out the horizontal slip of diaphragm 8 in framework 7, when diaphragm 8 is slided to the left, the pulling changes moving toward framework 7 of board 9, the upper end pulling service creeper 3 of board 9 is down-inclined, the range that makes the slope increases, when diaphragm 8 is slided to the right, promote and change board 9 and move toward one side of keeping away from framework 7, will change board 9 and jack-up, change board 3 jack-up in the upper end of board 9, the inclination of service creeper 3 diminishes, adjust the back, screw bolt two 10 and fix diaphragm 8, can accomplish inclination's regulation, be applicable to the needs of different training intensity.

Claims

1. An auxiliary device for sit-ups comprises a bottom plate (1) and is characterized in that a vertical plate (2) is fixed on the upper side wall of the bottom plate (1), the upper end of the vertical plate (2) is rotatably connected with a lying plate (3), one end of the lying plate (3) is inserted with a vertical rod (4), two baffle rollers (5) which are symmetrically arranged are fixed on the outer wall of the upper end of the vertical rod (4), a frame body (7) which is arranged in an inverted U shape is fixed on the upper side wall of one end of the bottom plate (1) far away from the vertical plate (2), a transverse plate (8) is arranged in the frame body (7) in a sliding way, a rotating plate (9) is rotatably connected between one end of the transverse plate (8) far away from the vertical plate (2) and the lying plate (3), a second bolt (10) extending into the frame body (7) is screwed on the outer wall of the frame body, an expansion spring (12) is fixedly connected between the lower side of one end of the lying plate (3), which is far away from the vertical plate (2), and the bottom plate (1).

2. The sit-up assisting device as claimed in claim 1, wherein a slot is formed at the joint of the lying plate (3) and the vertical rod (4), a threaded opening communicated with the slot is formed at one end of the lying plate (3), and a first bolt (6) is screwed into the threaded opening.

3. The sit-up aid of claim 2, wherein the lower side wall of the bottom plate (1) is adhered with a rubber pad (11), and the lower side wall of the rubber pad (11) is provided with a plurality of sawtooth openings.

4. A sit-up aid according to claim 3, wherein a plush sleeve is slidably sleeved on the outer wall of each baffle roller (5).

5. A sit-up aid according to claim 4 wherein the number of said swivel plates (9) is two, two said swivel plates (9) being located outside both sides of the cross plate (8) and the lying plate (3) respectively.