CN220345027U

CN220345027U - Sit-up board

Info

Publication number: CN220345027U
Application number: CN202321213612.XU
Authority: CN
Inventors: 李丽敏; 戴胜辉; 陈曦
Original assignee: Fujian Daxing Teaching Equipment Co ltd
Current assignee: Fujian Daxing Teaching Equipment Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2024-01-16
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses a sit-up plate, which comprises a bottom plate and two fixed columns, wherein the two fixed columns are fixed on the front surface and the rear surface of the bottom plate, a square groove is formed in the top surface of the bottom plate, a supporting seat is arranged in the square groove, a supporting column is fixed on the surface of the supporting seat, the top of the supporting column is connected with a connecting column through a rotating shaft, one end of the connecting column is fixedly provided with a supporting plate, through grooves are formed in the front surface and the rear surface of the supporting plate in a penetrating manner, the two sides of the supporting plate are connected with the fixed columns, a reserved groove and a fixed groove are formed in the front surface of the bottom plate, the reserved groove is communicated with the square groove, a plurality of equidistant round grooves and inner grooves are formed in the rear surface of the bottom plate, and the inner grooves are communicated with the round grooves and the square groove; the sit-up plate disclosed by the utility model can be used for adjusting the height and the angle of the sit-up plate, so that a beginner and the old can effectively move, and the risk of strain is reduced.

Description

Sit-up board

Technical Field

The utility model relates to the field of sports equipment, in particular to a sit-up board.

Background

The four limbs of can generally moving through the motion in daily life strengthen physical immunity, and the sit-up is a better exercise mode in the middle of, can more convenient effectual motion through the sit-up board when doing the sit-up, and the sit-up board is a body-building equipment for temper abdomen and waist muscle, and it is comparatively common.

The unable convenient height and the angle of regulation of original sit up board to can't adjust intensity when moving, make beginner and old man probably have the risk of strain when moving, can lead to suitable crowd to reduce.

Disclosure of Invention

The utility model mainly aims to provide a sit-up board which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a sit up board, includes bottom plate and two fixed columns, two the fixed column is fixed at the front and back surface of bottom plate, and square groove has been seted up to the top surface of bottom plate, and the inside in square groove is provided with the supporting seat, and the fixed surface of supporting seat has the support column, and the top of support column is connected with the spliced pole through the pivot, and the one end of spliced pole is fixed with the backup pad, runs through the front and back surface of backup pad and has seted up logical groove, and the both sides of backup pad all are connected with the fixed column.

As a further scheme of the utility model, the front surface of the bottom plate is provided with a reserved groove and a fixed groove, the reserved groove is communicated with the square groove, the rear surface of the bottom plate is provided with a plurality of equidistant round grooves and inner grooves, the inner grooves are communicated with the round grooves and the square groove, the inside of the square groove is clamped with a supporting seat, two ends of the supporting seat are clamped with clamping rods II, one end of each clamping rod II is clamped in the reserved groove, one end of each clamping rod II is fixedly provided with a connecting block, the bottom of each connecting block is fixedly provided with a fixed block, each fixed block is clamped in the fixed groove, the other end of each clamping rod II is clamped in the inner groove, the other end of each clamping rod II is fixedly provided with a round block, and each round block is clamped in the round groove.

As a further scheme of the utility model, the front surface of the fixed column and the rear surface of the other fixed column are respectively provided with a sliding groove and a clamping groove, the sliding grooves are communicated with the clamping grooves, a plurality of equidistant jacks are formed through the front and rear surfaces of the two fixed columns, a clamping rod I is clamped in the jacks, one end of the clamping rod I is clamped in the through grooves through the jacks, the front and rear surfaces of the supporting plates are respectively fixed with a sliding block, and the sliding blocks are clamped in the clamping grooves.

As a further scheme of the utility model, the sliding groove and the clamping groove are both T-shaped and are matched with the sliding block.

As a further scheme of the utility model, a movable groove is formed through two ends of the supporting seat, and the clamping rod II is sleeved in the movable groove.

As a further scheme of the utility model, the reserved groove and the inner groove are on the same horizontal plane, and the fixed groove and the round groove are on the same straight line.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the supporting seat is arranged, when the angle is adjusted, the connecting block is pulled to drive the clamping rod II to move in the reserved groove and the inner groove which are formed in the front surface and the rear surface of the bottom plate, so that the supporting seat moves in the square groove, the angle of the supporting column is changed accordingly, and after the angle of the supporting column is adjusted, the connecting block is pushed again, so that the fixed block is clamped into the fixed groove, the round block is clamped into the round groove on the same straight line, the round block is stably fixed, and finally the effect of adjusting the angle of the supporting column is achieved;

through setting up the fixed column, when angle regulation, through the one end of upwards or downwardly moving the backup pad, make the slider remove in the inside of spout, thereby adjust the angle of backup pad and the height of one end, after the adjustment, promote the backup pad, make the inside of draw-in groove of slider joint, run through the jack joint with the one end of draw-in lever one again and lead to the inside in groove, thereby make the backup pad obtain stable fixed, finally reach the height and the angle of convenient adjustment sit up board, the effect of control motion intensity, thereby make beginner and the person of the year also can carry out effective motion, and reduce the risk of strain.

Drawings

FIG. 1 is a schematic view showing the overall structure of a sit-up board according to the present utility model;

FIG. 2 is a disassembled view of a sit-up board according to the present utility model;

FIG. 3 is a partial block diagram of a base plate and a support base of a sit-up board according to the present utility model;

FIG. 4 is a partial construction view of a base of the sit-up board according to the present utility model;

fig. 5 is a cross-sectional view of a base plate of a sit-up board according to the present utility model.

In the figure: 1. a bottom plate; 2. a support plate; 3. a connecting column; 4. a support column; 5. a support base; 6. fixing the column; 7. a chute; 8. a clamping groove; 9. a jack; 10. a through groove; 11. a clamping rod I; 12. a square groove; 13. a reserved groove; 14. a fixing groove; 15. a clamping rod II; 16. a connecting block; 17. a fixed block; 18. a circular groove; 19. an inner tank; 20. a slide block; 21. round blocks.

Description of the embodiments

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, a sit-up board comprises a bottom plate 1 and two fixing columns 6, wherein the two fixing columns 6 are fixed on the front and rear surfaces of the bottom plate 1, a square groove 12 is formed in the top surface of the bottom plate 1, a supporting seat 5 is arranged in the square groove 12, a supporting column 4 is fixed on the surface of the supporting seat 5, a connecting column 3 is connected to the top of the supporting column 4 through a rotating shaft, a supporting plate 2 is fixed at one end of the connecting column 3, through grooves 10 are formed in the front and rear surfaces of the supporting plate 2, fixing columns 6 are connected to two sides of the supporting plate 2, and the supporting column 4 and the supporting plate 2 are connected in a stable clamping mode through the square groove 12 and the fixing columns 6, so that the whole body is stable and not easy to overturn, and the sit-up board can be safely used.

The front surface of the bottom plate 1 is provided with a reserved groove 13 and a fixed groove 14, the reserved groove 13 is communicated with a square groove 12, the rear surface of the bottom plate 1 is provided with a plurality of equidistant round grooves 18 and inner grooves 19, the inner grooves 19 are communicated with the round grooves 18 and the square groove 12, a supporting seat 5 is clamped in the inner part of the square groove 12, clamping rods II 15 are clamped at two ends penetrating through the supporting seat 5, one end of each clamping rod II 15 is clamped in the reserved groove 13, one end of each clamping rod II 15 is fixedly provided with a connecting block 16, the bottom of each connecting block 16 is fixedly provided with a fixed block 17, each fixed block 17 is clamped in the corresponding fixed groove 14, the other end of each clamping rod II 15 is clamped in the corresponding inner groove 19, a round block 21 is clamped in the corresponding round block 21, and the corresponding round block 21 can be clamped in the corresponding fixed groove 13 and the corresponding round groove 19 through the clamping rods II 15, so that the fixed blocks 17 and the round blocks 21 can be clamped in the fixed grooves 14 and the round grooves 18 in different fixed grooves 18, and the angles of the supporting columns 4 can be adjusted.

The front surface of fixed column 6 and the back surface of another fixed column 6 have all been seted up spout 7 and draw-in groove 8, spout 7 communicates with each other with draw-in groove 8, and a plurality of equidistant jack 9 has been seted up to the front and back surface that runs through two fixed columns 6, the inside joint of jack 9 has a clamping lever one 11, the one end of clamping lever one 11 runs through the inside of jack 9 joint at logical groove 10, the front and back surface of backup pad 2 all is fixed with slider 20, slider 20 joint is in the inside of draw-in groove 8, accessible slider 20 slides in the inside of spout 7, make slider 20 joint to the inside of different draw-in grooves 8, thereby make clamping lever one 11 run through the inside of different jack 9 joint to logical groove 10, finally reach the effect that can convenient adjustment backup pad 2.

The sliding groove 7 and the clamping groove 8 are T-shaped and are matched with the sliding block 20, so that the sliding block 20 can slide in the sliding groove 7 and the clamping groove 8.

The movable groove is formed in the two ends of the penetrating supporting seat 5, the clamping rod II 15 is sleeved in the movable groove, the supporting seat 5 is movably connected with the clamping rod II 15, and the clamping rod II 15 can move in the movable groove.

The reserved groove 13 and the inner groove 19 are on the same horizontal plane, and the fixed groove 14 and the round groove 18 are on the same straight line, so that the second clamping rod 15 can be clamped inside the reserved groove 13 and the inner groove 19 at the same time, and when the fixed block 17 is clamped inside any fixed groove 14, the round block 21 is also clamped inside the round groove 18 on the same straight line.

It should be noted that, the present utility model is a sit-up board, because the supporting seat 5 is clamped inside the square groove 12 formed at the top of the bottom board 1, when in use, if the height and angle of the sit-up board are to be adjusted, the connecting block 16 fixed at one end of the clamping rod two 15 needs to be pulled, because the clamping rod two 15 is clamped inside the movable groove formed at two ends of the supporting seat 5, the connecting block 16 is pulled to drive the clamping rod two 15 to move inside the reserved groove 13 and the inner groove 19 formed at the front and rear surfaces of the bottom board 1, so that the supporting seat 5 moves inside the square groove 12, because the supporting column 4 is fixed on the surface of the supporting seat 5, and the supporting column 4 is connected at one end of the connecting column 3 through the rotating shaft, the connecting column 3 is fixed with the supporting plate 2, so that the supporting seat 5 moves, and the angle of the supporting column 4 changes accordingly, after the angle of the support column 4 is adjusted, the connecting block 16 is pushed again, the fixed block 17 fixed at the bottom of the connecting block 16 is clamped into the fixed groove 14 formed on the front surface of the bottom plate 1, the round block 21 fixed at the other end of the clamping rod two 15 is clamped into the round groove 18 formed on the rear surface of the bottom plate 1 on the same straight line, the round block is stably fixed, the angle of the support column 4 is not changed, the support plate 2 is moved upwards or downwards to be far away from one end of the support column 4, the sliding blocks 20 fixed on the front surface and the rear surface of the support plate are moved in the sliding grooves 7 formed on the front surface and the rear surface of the two fixed columns 6, the angle and the height of one end of the support plate 2 are adjusted, after the adjustment, the support plate 2 is pushed, the sliding blocks 20 are clamped into the clamping grooves 8 communicated with the sliding grooves 7, one end of the clamping rod I11 passes through the insertion holes 9 formed in the front and rear surfaces of the penetrating fixing columns 6 and is clamped into the through grooves 10 formed in the front and rear surfaces of the penetrating bottom plate 1, so that the supporting plate 2 is fixed under the limit of the clamping rod I11 and the support of the supporting column 4, the height and the angle of the sit-up plate can be adjusted conveniently and quickly, the action of the movement strength is controlled, and a beginner and an elderly can also effectively move.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A sit-up board, characterized in that: including bottom plate (1) and two fixed columns (6), two fixed column (6) are fixed at the front and back surface of bottom plate (1), square groove (12) have been seted up to the top surface of bottom plate (1), the inside of square groove (12) is provided with supporting seat (5), the fixed surface of supporting seat (5) has support column (4), the top of support column (4) is connected with spliced pole (3) through the pivot, the one end of spliced pole (3) is fixed with backup pad (2), logical groove (10) have been seted up to the front and back surface that runs through backup pad (2), and the both sides of backup pad (2) all are connected with fixed column (6).

2. A sit-up board as claimed in claim 1, wherein: the front surface of bottom plate (1) has seted up reservation groove (13) and fixed slot (14), and reservation groove (13) communicate with each other with square groove (12), the back surface of bottom plate (1) has seted up round groove (18) and inside groove (19) of a plurality of equidistance, and inside groove (19) communicate with each other with round groove (18) and square groove (12), the inside joint of square groove (12) has supporting seat (5), the both ends joint that runs through supporting seat (5) has clamping lever two (15), the one end joint of clamping lever two (15) is in the inside of reservation groove (13), and the one end of clamping lever two (15) is fixed with connecting block (16), the bottom of connecting block (16) is fixed with fixed block (17), the inside of fixed block (17) joint at fixed slot (14), the inside of inside groove (19) is blocked to the other end joint of clamping lever two (15), and the other end of clamping lever two (15) is fixed with round piece (21), round piece (21) joint is in the inside of round groove (18).

3. A sit-up board as claimed in claim 1, wherein: the front surface of fixed column (6) and the back surface of another fixed column (6) have all been seted up spout (7) and draw-in groove (8), spout (7) communicate with each other with draw-in groove (8), and a plurality of equidistant jack (9) have been seted up to the front and back surface that runs through two fixed columns (6), the inside joint of jack (9) has draw-in lever one (11), the inside at logical groove (10) is run through in jack (9) joint to the one end of draw-in lever one (11), the front and back surface of backup pad (2) all is fixed with slider (20), slider (20) joint is in the inside of draw-in groove (8).

4. A sit-up board as claimed in claim 3, wherein: the sliding groove (7) and the clamping groove (8) are T-shaped and are matched with the sliding block (20).

5. A sit-up board as claimed in claim 2, wherein: a movable groove is formed in the two ends of the supporting seat (5), and a clamping rod II (15) is sleeved in the movable groove.

6. A sit-up board as claimed in claim 2, wherein: the reserved groove (13) and the inner groove (19) are on the same horizontal plane, and the fixed groove (14) and the round groove (18) are on the same straight line.