CN219941703U

CN219941703U - Sit-up equipment

Info

Publication number: CN219941703U
Application number: CN202320869859.0U
Authority: CN
Inventors: 张正
Original assignee: Henan Women's Vocational College
Current assignee: Henan Women's Vocational College
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-11-03
Anticipated expiration: 2033-04-18

Abstract

The utility model relates to the technical field of sit-ups, and discloses sit-up equipment, which comprises a bottom plate, wherein a groove is formed in the top surface of the bottom plate, an adjusting component is rotatably connected in the groove, a sit-up plate is hinged to the edge of one side of the bottom plate through a hinge, an adjusting plate is fixedly connected to one side of the bottom plate, an extending plate is slidingly connected to the surface of the adjusting plate, a supporting frame is fixedly connected to the upper end of the extending plate, a cross rod is fixedly connected to the top of the supporting frame, and foot binding rings are fixedly connected to the two sides of the cross rod. This sit up ware equipment, through adjusting part's setting, when using, rotate the play seat, with its suitable angle of adjusting, and then rotate the regulation pole for the axis of rotation rotates in the inside of recess, goes into the spacing downthehole of play seat bottom surface with the fixture block card, thereby has reached the effect of adjusting play seat angle, and the personnel of being convenient for adjust initial angle as required changes training intensity.

Description

Sit-up equipment

Technical Field

The utility model relates to the technical field of sit-ups, in particular to sit-up equipment.

Background

Sit-ups are a way of exercising the body with the aim of enhancing abdominal strength. When a person performs sit-up training, the person generally fixes feet, lies on the back, closes the legs, lifts the two hands, swings the two arms forwards by utilizing the contraction of the abdominal muscles, rapidly turns into a sitting posture, continuously bends the upper body forwards, and then returns to the sitting posture, and the sit-up training is continuously performed.

However, the existing sit-up apparatus has the following disadvantages: (1) Generally, most of the feet of the person are placed in the fixing rings, so that the function is simple, the initial supine angle of the person is not easy to adjust, the exercise difficulty of the person who just starts to exercise is high, and the person is easy to fatigue; (2) The sit-up exercise mode is various, is difficult to make things convenient for personnel to adjust bent leg or straight leg training, uses comparatively inconveniently. Accordingly, a sit-up apparatus is proposed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides sit-up equipment, which solves the problems that the initial supine angle of a person is not easy to adjust and the leg bending or leg straightening training is not easy to adjust by the person in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: sit up ware equipment, comprising a base plate, the top surface of bottom plate is seted up flutedly, the inside rotation of recess is connected with adjusting part, the edge of bottom plate one side is articulated through the hinge has the play seat, one side fixedly connected with regulating plate of bottom plate, the surface sliding connection of regulating plate has the extension board, the upper end fixedly connected with support frame of extension board, the top fixedly connected with horizontal pole of support frame, the equal fixedly connected with foot ring in both sides of horizontal pole, the fixed surface of play seat has the foam-rubber cushion.

Optionally, the adjusting component comprises a rotating shaft rotatably connected to the inside of the groove, an adjusting rod is fixedly connected to the surface of the rotating shaft, and a clamping block is fixedly connected to one end of the adjusting rod.

Optionally, a plurality of spacing holes have been seted up along axial equidistance to the bottom surface of the seat, spacing hole and fixture block looks adaptation.

Optionally, a threaded hole is formed in one side of the top surface of the extension plate, and a threaded bolt penetrates through the internal thread of the threaded hole.

Optionally, a plurality of connecting holes are formed in the top surface of the adjusting plate at equal intervals along the axial direction, and the connecting holes are matched with the threaded bolts.

Optionally, the inside fixedly connected with guard ring of restraint foot ring, the material of guard ring is rubber.

(III) beneficial effects

The utility model provides sit-up equipment, which has the following beneficial effects:

1. this sit up ware equipment, through adjusting part's setting, when using, rotate the play seat, with its suitable angle of adjusting, and then rotate the regulation pole for the axis of rotation rotates in the inside of recess, goes into the spacing downthehole of play seat bottom surface with the fixture block card, thereby has reached the effect of adjusting play seat angle, and the personnel of being convenient for adjust initial angle as required changes training intensity.

2. This sit up ware equipment through the setting of extension board, adjusts the position of extension board, makes its surface slip at the regulating plate, drives the foot collar and removes, and the suitable back in position twists the screw thread bolt, and it is fixed with the extension board, and personnel fix the foot in the foot collar, and the personnel of being convenient for do the sit up of bent leg or straight leg, facilitate the use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of an extension board structure of the present utility model;

FIG. 3 is a schematic view of the structure of the base plate of the present utility model;

FIG. 4 is a schematic view of the structure of the adjusting assembly of the present utility model.

In the figure: 1. a bottom plate; 2. an adjustment assembly; 201. a rotating shaft; 202. an adjusting rod; 203. a clamping block; 3. a sitting plate; 4. an adjusting plate; 5. an extension plate; 6. a support frame; 7. a foot binding ring; 8. a sponge cushion; 9. a threaded bolt; 10. a protective ring; 11. a cross bar.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the sit-up equipment comprises a bottom plate 1, a groove is formed in the top surface of the bottom plate 1, an adjusting component 2 is rotatably connected to the inside of the groove, through the arrangement of the adjusting component 2, when the sit-up equipment is used, a seat plate 3 is rotated, the seat plate 3 is adjusted to a proper angle, and then an adjusting rod 202 is rotated, so that a rotating shaft 201 rotates in the groove, a clamping block 203 is clamped into a limiting hole in the bottom surface of the seat plate 3, the effect of adjusting the angle of the seat plate 3 is achieved, a person can conveniently adjust the initial angle as required, training intensity is changed, the edge of one side of the bottom plate 1 is hinged with the seat plate 3 through a hinge, one side of the bottom plate 1 is fixedly connected with an adjusting plate 4, the surface of the adjusting plate 4 is slidably connected with an extending plate 5, the position of the extending plate 5 is adjusted through the arrangement of the extending plate 5, the position of the extending plate 5 is adjusted, the extending plate is enabled to slide on the surface of the adjusting plate 4, a foot binding ring 7 is driven to move, after the position is proper, a threaded bolt 9 is screwed, the extending plate 5 is fixed, the person places the foot in the foot binding ring 7 to be fixed, the person can conveniently sit-up, legs or sit-ups of the person are convenient, the person are fixedly connected with the legs, the support frame 11 is fixedly connected with the top of the seat plate, and the seat support frame 11 is fixedly connected with the two side rails 11 through the cross bars, and the cross bars 11;

the adjusting component 2 comprises a rotating shaft 201 which is rotationally connected to the inside of the groove, an adjusting rod 202 is fixedly connected to the surface of the rotating shaft 201, a clamping block 203 is fixedly connected to one end of the adjusting rod 202, when the adjusting component 2 is used, the adjusting plate 3 is rotated to adjust the adjusting rod to a proper angle, and then the adjusting rod 202 is rotated, so that the rotating shaft 201 rotates in the groove, the clamping block 203 is clamped into a limiting hole in the bottom surface of the adjusting plate 3, the effect of adjusting the angle of the adjusting plate 3 is achieved, the starting angle can be conveniently adjusted by personnel according to the requirement, and the training intensity is changed;

a plurality of limiting holes are formed in the bottom surface of the sitting plate 3 at equal intervals along the axial direction, the limiting holes are matched with the clamping blocks 203, and the clamping blocks 203 are fixed through the arrangement of the limiting holes;

a threaded hole is formed in one side of the top surface of the extension plate 5, a threaded bolt 9 penetrates through the internal threads of the threaded hole, the position of the extension plate 5 is adjusted through the arrangement of the extension plate 5, the extension plate slides on the surface of the adjustment plate 4 to drive the foot binding ring 7 to move, after the position is proper, the threaded bolt 9 is screwed, the extension plate 5 is fixed, a person places the foot in the foot binding ring 7 to fix, so that the person can conveniently sit up with bent legs or straight legs, and the use is convenient;

the top surface of the adjusting plate 4 is provided with a plurality of connecting holes at equal intervals along the axial direction, the connecting holes are matched with the threaded bolts 9, and the function of fixing the threaded bolts 9 is achieved through the arrangement of the connecting holes;

the inside fixedly connected with guard ring 10 of restraint foot ring 7, the material of guard ring 10 is rubber, through the setting of guard ring 10, plays the effect of protection personnel foot.

In the utility model, the working steps of the device are as follows:

1. when the training device is used, the lifting seat 3 is rotated to be adjusted to a proper angle, the adjusting rod 202 is further rotated, the rotating shaft 201 rotates in the groove, the clamping block 203 is clamped into the limiting hole on the bottom surface of the lifting seat 3, the angle of the lifting seat 3 is adjusted, the starting angle is conveniently adjusted by personnel according to the requirement, and the training intensity is changed;

2. the position of the extension plate 5 is adjusted, so that the extension plate slides on the surface of the adjustment plate 4, the foot-binding ring 7 is driven to move, after the position is proper, the threaded bolt 9 is screwed, the extension plate 5 is fixed, a person places the foot in the foot-binding ring 7 to fix, and the person can conveniently sit up with bent legs or straight legs.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Sit-up equipment comprising a base plate (1), characterized in that: the top surface of bottom plate (1) is seted up flutedly, the inside rotation of recess is connected with adjusting part (2), the edge of bottom plate (1) one side articulates through the hinge has play seat (3), one side fixedly connected with regulating plate (4) of bottom plate (1), the surface sliding connection of regulating plate (4) has extension board (5), the upper end fixedly connected with support frame (6) of extension board (5), the top fixedly connected with horizontal pole (11) of support frame (6), equal fixedly connected with foot ring (7) in both sides of horizontal pole (11), the surface fixedly connected with foam-rubber cushion (8) of play seat (3).

2. Sit-up apparatus according to claim 1, characterized in that: the adjusting assembly (2) comprises a rotating shaft (201) rotatably connected to the inside of the groove, an adjusting rod (202) is fixedly connected to the surface of the rotating shaft (201), and a clamping block (203) is fixedly connected to one end of the adjusting rod (202).

3. Sit-up apparatus according to claim 2, characterized in that: the bottom surface of the lifting plate (3) is provided with a plurality of limiting holes along the axial direction at equal intervals, and the limiting holes are matched with the clamping blocks (203).

4. Sit-up apparatus according to claim 1, characterized in that: a threaded hole is formed in one side of the top surface of the extension plate (5), and a threaded bolt (9) penetrates through the internal thread of the threaded hole.

5. The sit-up apparatus according to claim 4, wherein: the top surface of regulating plate (4) has offered a plurality of connecting hole along axial equidistance, connecting hole and threaded bolt (9) looks adaptation.

6. Sit-up apparatus according to claim 1, characterized in that: the inside fixedly connected with guard ring (10) of restraint foot ring (7), the material of guard ring (10) is rubber.