CN210845154U

CN210845154U - Sit-up auxiliary training device

Info

Publication number: CN210845154U
Application number: CN201921532667.0U
Authority: CN
Inventors: 陈德龙
Original assignee: Nanjing Taihui Mechanical Equipment Co ltd
Current assignee: Nanjing Taihui Mechanical Equipment Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-06-26
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses an auxiliary sit-up training device, which comprises a bearing plate and a pressing mechanism; the bearing plate comprises a bottom plate and a telescopic plate, the telescopic plate is arranged on one side of the bottom plate and is in sliding connection with the bottom plate, at least one groove is formed in the upper surface of one end, away from the telescopic plate, of the bottom plate, at least one pressing mechanism is arranged on the upper surface of the groove, and the axis of the pressing mechanism is perpendicular to the axis of the bottom plate; this novel simple structure, it is nimble convenient to use, the commonality is good, can effectively satisfy the rationality and the reliability that have improved the configuration of auxiliary training equipment structure on the one hand, very big reduction the intensity of labour and the cost of equipment operation and maintenance operation, and improved the stability of equipment operation, on the other hand can effectively satisfy different user's of taking exercise user's user demand when effectively simplifying training equipment structure, and improve training efficiency and quality, very big improvement security and the adaptability that trainer used.

Description

Sit-up auxiliary training device

Technical Field

The utility model belongs to the technical field of body-building apparatus, concretely relates to sit up training aiding device.

Background

Sit-up is a physical exercise way, the user lies on the back, the legs are closed, the two hands are lifted, the abdominal muscles are utilized to contract, the two arms swing forwards, the user quickly becomes a sitting position, the upper body continuously bends forwards, the two hands touch the foot surface, and the head is lowered; then returning to the sitting position, and the operation is continued.

However, in the process of sit-up, the legs are prone to tilting, so that the training quality is affected, the requirements of users with different heights cannot be effectively met by the existing training device, and the adaptability is poor.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists on the prior art, the utility model provides a simple structure, the sit up auxiliary training device that uses nimble convenience, this novel can be when effectively simplifying the training equipment structure, can effectively satisfy different user's of taking exercise user's user demand to improve training efficiency and quality, very big improvement security and the adaptability that trainer used.

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

an auxiliary training device for sit-ups comprises a bearing plate and a pressing mechanism; the bearing plate comprises a bottom plate and a telescopic plate, the telescopic plate is arranged on one side of the bottom plate and is in sliding connection with the bottom plate, at least one groove is formed in the upper surface of one end, away from the telescopic plate, of the bottom plate, at least one pressing mechanism is arranged on the upper surface of the groove, and the axis of the pressing mechanism is perpendicular to the axis of the bottom plate; the pressing mechanism comprises a bearing frame, a cross rod, an arc groove, a spongy cushion, a soft cushion and a limiting block; the bearing frame is a frame structure with an axis and a horizontal plane which are vertically distributed, two guide slide rails are arranged on two sides of the inner surface of the bearing frame, the axes of the guide slide rails are parallel to the axis of the bearing frame, the cross rod is arranged in the bearing frame and is in sliding connection with the inner surface of the bearing frame through the guide slide rails, at least two arc grooves are formed in the lower surface of the cross rod, foam-rubber cushions are arranged on the inner surfaces of the arc grooves, the axes of the foam-rubber cushions and the axes of the arc grooves are coaxially distributed, at least one cushion is arranged at the bottom of the inner surface of the bearing frame, the axes of the cushion and the axis of the bearing frame are parallel to each other, a plurality of limiting blocks.

Further, the length of the telescopic plate is 1/3-1/2.

Further, the diameter of the pressing mechanism is consistent with that of the groove.

Further, a sealing gasket is arranged between the pressing mechanism and the groove.

Further, the spongy cushion is bonded on the inner surface of the arc groove.

Furthermore, a plurality of springs are arranged between the spongy cushion and the arc groove.

Further, the upper spring surface is connected to the lower arc-shaped groove surface through a first cushion pad, and the lower spring surface is connected to the upper sponge pad surface through a second cushion pad.

Further, the soft cushion is adhered to the bottom of the inner surface of the bearing frame.

Furthermore, a plurality of compression springs are arranged between the soft cushion and the bearing frame.

Further, the upper surface of the compression spring is connected to the lower surface of the cushion through a first shock absorption block, and the lower surface of the compression spring is connected to the bottom of the inner surface of the bearing base through a second shock absorption block.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model provides a sit up assists trainer, this novel simple structure, it is nimble convenient to use, the commonality is good, can effectively satisfy rationality and the reliability that has improved training aid structure overall arrangement on the one hand, very big reduction intensity of labour and the cost of equipment operation and maintenance operation, and improved the stability of equipment operation, on the other hand can be when effectively simplifying the training equipment structure, can effectively satisfy different exercise user's user demand, and improve training efficiency and quality, very big improvement security and the adaptability that trainer used.

Drawings

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

fig. 2 is a schematic structural view of the middle screw-down mechanism of the present invention.

Detailed Description

For making the utility model discloses the technological means, creation characteristic, achievement purpose and efficiency that realize are easily understood and are known, combine specific implementation below, further explain the utility model discloses:

therefore, the following detailed description of the embodiments of the present invention, which is provided in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention, and all other embodiments that can be obtained by one of ordinary skill in the art without any inventive effort based on the embodiments of the present invention are within the scope of the invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected through an intermediate medium.

In conjunction with FIG. 1: an auxiliary training device for sit-ups comprises a bearing plate 1 and a pressing mechanism 2; the bearing plate 1 comprises a bottom plate 11 and a telescopic plate 12, wherein the telescopic plate 12 is arranged on one side of the bottom plate 1, the telescopic plate 12 is connected with the bottom plate 11 in a sliding manner, at least one groove 10 is formed in the upper surface of one end, away from the telescopic plate 12, of the bottom plate 11, at least one pressing mechanism 2 is arranged on the upper surface of the groove 10, and the axis of the pressing mechanism 2 is vertically distributed with the axis of the bottom plate 11; the pressing mechanism 2 comprises a bearing frame 21, a cross bar 22, an arc groove 23, a spongy cushion 24, a soft cushion 25 and a limiting block 26; bear frame 21 for axis and horizontal plane vertical distribution's frame construction, bear frame 21 internal surface both sides and be provided with direction slide rail 20, direction slide rail 20 axis and bear frame 21 axis parallel distribution, horizontal pole 22 sets up in bearing frame 21 and through direction slide rail 20 with bear frame 21 internal surface sliding connection, at least two circular arc recesses 23 have been seted up to horizontal pole 22 lower surface, and circular arc recess 23 internal surface is provided with foam-rubber cushion 24, foam-rubber cushion 24 axis and the coaxial distribution of circular arc recess 23 axis, bear frame 21 internal surface bottom and be provided with at least one cushion 25, cushion 25 axis and bear frame 21 axis parallel distribution, be provided with a plurality of stoppers 26 on the direction slide rail 20, and adjacent two the interval is 3mm-15mm between the stopper 26.

In this embodiment, the length of the retractable plate 12 is 1/3-1/2 of the length of the bottom plate 11, the diameter of the pressing mechanism 2 is consistent with that of the groove 10, the sealing gasket 30 is arranged between the pressing mechanism 2 and the groove 10, the spongy cushion 24 is adhered to the inner surface of the arc groove 23, a plurality of springs 40 are arranged between the spongy cushion 24 and the arc groove 23, the upper surfaces of the springs 40 are connected to the lower surface of the arc groove 23 through first buffering cushions 50, and the lower surfaces of the springs 40 are connected to the upper surface of the spongy cushion 24 through second buffering cushions 60.

In addition, the cushion 25 is adhered to the bottom of the inner surface of the bearing frame 21, a plurality of compression springs 70 are arranged between the cushion 25 and the bearing frame 21, the upper surfaces of the compression springs 70 are connected to the lower surface of the cushion 25 through first shock absorption blocks 80, and the lower surfaces of the compression springs 70 are connected to the bottom of the inner surface of the bearing base 21 through second shock absorption blocks 90.

This novel in the concrete implementation, at first carry out the assembled joint to loading board, screw-down mechanism.

When using, roll-off in the bottom plate can be followed to the expansion plate, can be according to exerciser's height, adjust the length that the expansion plate stretches out in the bottom plate, then exerciser's health lies on the back on the loading board, make upper part of the body tiling lie on the expansion plate, lower part of the body tiling lies on the bottom plate, then pass screw down mechanism's the frame that bears with both feet, the horizontal pole that slides is removed downwards this moment, until shank and circular arc groove phase lock, and fix the horizontal pole with the cooperation of stopper, the unable perk of shank this moment, can begin to carry out the training of sit up.

Meanwhile, the position of the bearing plate and the pressing mechanism can be adjusted in real time according to different body heights and fat body shapes of users, and the flexible and convenient use is achieved.

This novel simple structure, it is nimble convenient to use, the commonality is good, can effectively satisfy the rationality and the reliability that have improved the configuration of auxiliary training equipment structure on the one hand, very big reduction the intensity of labour and the cost of equipment operation and maintenance operation, and improved the stability of equipment operation, on the other hand can effectively satisfy different user's of taking exercise user's user demand when effectively simplifying training equipment structure, and improve training efficiency and quality, very big improvement security and the adaptability that trainer used.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

Claims

1. The utility model provides a sit up training aid which characterized in that: comprises a bearing plate and a pressing mechanism; the bearing plate comprises a bottom plate and a telescopic plate, the telescopic plate is arranged on one side of the bottom plate and is in sliding connection with the bottom plate, at least one groove is formed in the upper surface of one end, away from the telescopic plate, of the bottom plate, at least one pressing mechanism is arranged on the upper surface of the groove, and the axis of the pressing mechanism is perpendicular to the axis of the bottom plate; the pressing mechanism comprises a bearing frame, a cross rod, an arc groove, a spongy cushion, a soft cushion and a limiting block; the bearing frame is a frame structure with an axis and a horizontal plane which are vertically distributed, two guide slide rails are arranged on two sides of the inner surface of the bearing frame, the axes of the guide slide rails are parallel to the axis of the bearing frame, the cross rod is arranged in the bearing frame and is in sliding connection with the inner surface of the bearing frame through the guide slide rails, at least two arc grooves are formed in the lower surface of the cross rod, foam-rubber cushions are arranged on the inner surfaces of the arc grooves, the axes of the foam-rubber cushions and the axes of the arc grooves are coaxially distributed, at least one cushion is arranged at the bottom of the inner surface of the bearing frame, the axes of the cushion and the axis of the bearing frame are parallel to each other, a plurality of limiting blocks.

2. A sit-up training aid as claimed in claim 1, wherein: the length of the expansion plate is 1/3-1/2.

3. A sit-up training aid as claimed in claim 1, wherein: the diameter of the pressing mechanism is consistent with that of the groove.

4. A sit-up training aid as claimed in claim 1 or 3, wherein: and a sealing gasket is arranged between the pressing mechanism and the groove.

5. A sit-up training aid as claimed in claim 1, wherein: the spongy cushion is bonded on the inner surface of the arc groove.

6. A sit-up training aid as claimed in claim 1 or 5, wherein: a plurality of springs are arranged between the spongy cushion and the arc groove.

7. A sit-up training aid as claimed in claim 6, wherein: the upper surface of the spring is connected to the lower surface of the arc-shaped groove through a first cushion pad, and the lower surface of the spring is connected to the upper surface of the sponge pad through a second cushion pad.

8. A sit-up training aid as claimed in claim 1, wherein: the soft cushion is adhered to the bottom of the inner surface of the bearing frame.

9. A sit-up training aid as claimed in claim 1 or 8, wherein: and a plurality of compression springs are arranged between the soft cushion and the bearing rack.

10. A sit-up training aid as claimed in claim 9, wherein: the upper surface of the compression spring is connected to the lower surface of the cushion through a first shock absorption block, and the lower surface of the compression spring is connected to the bottom of the inner surface of the bearing base through a second shock absorption block.