CN218357142U

CN218357142U - Body-building equipment for sit-up

Info

Publication number: CN218357142U
Application number: CN202222656275.3U
Authority: CN
Inventors: 梁明星
Original assignee: Heilongjiang College Of Business And Technology
Current assignee: Heilongjiang College Of Business And Technology
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-01-24
Anticipated expiration: 2032-10-10

Abstract

The utility model belongs to the technical field of body-building equipment, especially, be a body-building equipment for sit up, including the supporting shoe, the left side of supporting shoe is rotated through the bearing and is connected with the backup plate, the lower fixed surface of backup plate is connected with the fixed block. The utility model discloses a backup plate of connection rotates on the supporting shoe can hold personnel's back, the U type pole of connection of rotating on the fixed block can support the backup plate, block U type pole on stabilizing the leg on the gag lever post of fixing, the effect of adjusting the backup plate angle has just been reached, convenient to use person angle regulation removes the exercise health, the practicality of this equipment has been improved, it drives the inserted bar through user pulling pull rod and drives spacing to move to the outside, reach bedplate angle of adjustment's effect, pull through the user and loosen the pull rod and make bedplate and U type supporting leg reach the restriction rotation back, just accomplished the folding of this equipment, the convenience of carrying of this equipment has been increased, the volume of having avoided the equipment is great, be not suitable for the problem that the bedroom used.

Description

Body-building equipment for sit-up

Technical Field

The utility model relates to a body-building apparatus technical field specifically is a body-building apparatus for sit up.

Background

Sit-up fitness equipment is the fitness equipment of family and the general use in fitness place, through sit-up motion, not only can strengthen abdominal strength, can temper cardiopulmonary function moreover, reach the effect of strong body, especially to long-time computer or office worker, more can alleviate lumbar muscle strain person's back fascia strain.

The size of the existing sit-up fitness equipment is inconvenient to adjust to adapt to the crowd with different heights when the existing sit-up fitness equipment is used, the applicability of the crowd with different heights is poor, the equipment is inconvenient to fold and store after the use of a user is completed, the size of the equipment is large, the equipment is not suitable for being used in a bedroom, and therefore the sit-up fitness equipment for solving the problems is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a body-building apparatus for sit up has solved the relatively poor and folding problem of accomodating and the volume is great of being not convenient for of crowd's suitability of the different heights that proposes among the above-mentioned background art.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a body-building apparatus for sit up, includes the supporting shoe, the left side of supporting shoe is rotated through the bearing and is connected with the backup plate, the lower fixed surface of backup plate is connected with the fixed block, two the outside of fixed block all is connected with U type pole through the bearing rotation, the left side of supporting shoe still is connected with through the bearing rotation and stabilizes the leg, the last fixed surface of stabilizing the leg is connected with the gag lever post, the circular slot has been seted up to the right-hand member of supporting shoe, the inside of circular slot is rotated through the circular pole and is connected with the bedplate, the draw-in groove has still been seted up on the right side of supporting shoe, one side of bedplate is provided with spacing subassembly, spacing subassembly is included fixed connection in the spring of bedplate one side, the spring rotates through the bearing and is connected with the inserted bar, the circumference distributes on the inserted bar has spacing, fixedly connected with pull rod is located at the right side center of inserted bar, the lower fixed surface of bedplate is connected with the stationary block, the outside sliding connection of stationary block has the slide bar, one side of slide bar rotates and is connected with U type supporting leg, the opposite side of U type supporting leg is provided with spacing subassembly, and the slide bar slides in the inserted bar, the lower extreme fixedly connected with the sliding block of slide bar, the slide block of slide bar, the telescopic inboard slide block.

Furthermore, the upper surface of the limiting rod is provided with a U-shaped groove which is adaptive to the shape of the lower end of the U-shaped rod, and the lower end of the U-shaped rod abuts against the inside of the U-shaped groove formed in the upper surface of the limiting rod.

Further, telescopic upper end has the second bolt through threaded connection, the threaded end of second bolt contradicts one side of sliding block.

Furthermore, threaded holes are formed in two sides of the sliding rod and penetrate through two sides of the stabilizing block, and first bolts are connected to the inner threads of the threaded holes in a threaded mode.

Further, the distance from the leftmost end to the rightmost end of the stabilizing block is smaller than the distance from the leftmost end of the sliding rod to the upper end of the U-shaped supporting leg.

(III) advantageous effects

Compared with the prior art, the utility model provides a body-building apparatus for sit up possesses following beneficial effect:

the utility model discloses, the backup plate of connection can hold personnel's back through rotating on the supporting shoe, the U type pole of connection of rotating on the fixed block can support the backup plate, block U type pole on stabilizing the leg fixed gag lever post, the effect of adjusting the backup plate angle has just been reached, convenient to use person angle regulation removes to take exercise the health, the practicality of this equipment has been improved, it drives the inserted bar through user pulling pull rod and drives spacing to move to the outside, reach bedplate angle of adjustment's effect, pull through the user and loosen the pull rod and make bedplate and U type supporting leg reach the restriction and rotate the back, just accomplished the folding of this equipment, the convenience of carrying of this equipment has been increased, the volume of having avoided the equipment is great, be not suitable for the problem that the bedroom used.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the support block of the present invention;

FIG. 3 is a schematic view of the structure of the fixing block of the present invention;

fig. 4 is a schematic structural view of the limiting assembly of the present invention.

In the figure: 1. a supporting block; 2. a backup plate; 3. a fixed block; 4. a U-shaped rod; 5. a stabilizing leg; 6. a limiting rod; 7. a circular groove; 8. a seat plate; 9. a card slot; 10. a limiting component; 1001. a spring; 1002. a rod is inserted; 1003. a limiting strip; 1004. a pull rod; 11. a stabilizing block; 12. a slide bar; 13. a threaded hole; 14. a first bolt; 15. a U-shaped supporting leg; 16. a sleeve; 17. a slider; 18. a second bolt; 19. a leg fixing rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1-4, an embodiment of the present invention provides a body-building apparatus for sit-up, which comprises a supporting block 1, a backup plate 2 is rotatably connected to the left side of the supporting block 1 through a bearing, fixed blocks 3 are fixedly connected to the lower surface of the backup plate 2, U-shaped rods 4 are rotatably connected to the outer sides of the two fixed blocks 3 through bearings, stabilizing legs 5 are rotatably connected to the left side of the supporting block 1 through bearings, and stop rods 6 are fixedly connected to the upper surfaces of the stabilizing legs 5, when a person uses the apparatus by arranging the supporting block 1, the backup plate 2, the fixed blocks 3, the U-shaped rods 4, the stabilizing legs 5 and the stop rods 6, the backup plate 2 rotatably connected to the supporting block 1 can support the back of the person, the U-shaped rods 4 rotatably connected to the fixed blocks 3 can support the backup plate 2, and the U-shaped rods 4 are clamped on the stop rods 6 fixed to the stabilizing legs 5, so as to achieve the effect of adjusting the angle of the backup plate 2, the angle of a user can be conveniently adjusted to exercise the body, the practicability of the equipment is improved, the right end of the supporting block 1 is provided with a circular groove 7, the inside of the circular groove 7 is rotatably connected with a seat plate 8 through a circular rod, the right side of the supporting block 1 is also provided with a clamping groove 9, one side of the seat plate 8 is provided with a limiting component 10, the limiting component 10 comprises a spring 1001 fixedly connected to one side of the seat plate 8, the spring 1001 is rotatably connected with an inserting rod 1002 through a bearing, limiting strips 1003 are distributed on the circumference of the inserting rod 1002, the right center of the inserting rod 1002 is fixedly connected with a pull rod 1004, when the user exercises through the circular groove 7, the seat plate 8, the clamping groove 9 and the limiting component 10, the angle of the seat plate 8 can be adjusted to match with the user for exercise through the circular groove 7 and the limiting component 10, the pull rod 1004 is pulled by the user to drive the inserting rod 1002 to drive the limiting strips to move outwards, the effect of adjusting the angle of the seat plate 8 is achieved, after adjustment, a user loosens the pull rod 1004 to enable the pull rod 1004 to recover, the effect of limiting the angle of adjustment of the seat plate 8 is achieved, the user experience is optimized, the practicability of the equipment is improved, the lower surface of the seat plate 8 is fixedly connected with the stabilizing block 11, the outer portion of the stabilizing block 11 is connected with the sliding rod 12 in a sliding mode, when the equipment is used, the sliding rod 12 sliding on the stabilizing block 11 can adjust the sliding rod 12 and the stabilizing block 11 according to different heights of users to achieve the advantage of adapting to the leg length of the users by arranging the stabilizing block 11, the sliding rod 12 can move by screwing the user out of the first bolt 14 in the threaded hole 13 when adjustment is needed, the sliding rod 12 can be adjusted rightwards by the user, after the leg length of the appropriate users is adjusted, the first bolt 14 is screwed back into the threaded hole 13, the sliding rod 12 is fixed on the stabilizing block 11, thereby facilitating the user to do sit-up exercise, one side of the sliding rod 12 is rotationally connected with a U-shaped supporting leg 15 through a bearing, the angle adjustment of the U-shaped supporting leg 15 can be carried out through a limiting component 10, when the equipment is folded, the seat board 8 and the U-shaped supporting leg 15 are rotated by pulling the pull rod 1004 through the user, then the first bolt 14 is unscrewed, the equipment is turned over, the supporting block 1 is lifted upwards, the backup board 2, the U-shaped rod 4, the stabilizing leg 5, the stabilizing block 11 and the U-shaped supporting leg 15 droop through inertia, after the seat board 8 and the U-shaped supporting leg 15 reach the limiting rotation through pulling and loosening the pull rod 1004 by the user, the folding of the equipment is finished, the carrying convenience of the equipment is increased, the problem that the equipment has large volume and is not suitable for being used in a bedroom is avoided, the other side of the U-shaped supporting leg 15 is provided with the limiting component 10, and inserted bar 1002 slides and pegs graft in slide bar 12, the lower extreme fixedly connected with sleeve 16 of slide bar 12, the inboard slip of sleeve 16 is pegged graft there is sliding block 17, sliding block 17's both sides fixedly connected with leg fixing rod 19, through setting up sleeve 16, sliding block 17 and leg fixing rod 19 when the user uses, sleeve 16 cooperation sliding block 17 is convenient for the user to adjust leg fixing rod 19, rethread second bolt 18 makes sliding block 17 and leg fixing rod 19 fixed, has improved the use experience of this equipment.

As shown in fig. 1, in some embodiments, a U-shaped groove adapted to the shape of the lower end of the U-shaped rod 4 is formed on the upper surface of the limiting rod 6, and the lower end of the U-shaped rod 4 abuts against the U-shaped groove formed on the upper surface of the limiting rod 6, so that a user can adjust the angle of the back plate 2 to sit up, and the practicability of the device is improved.

As shown in fig. 3, in some embodiments, a second bolt 18 is threadedly coupled to the upper end of the sleeve 16, and the threaded end of the second bolt 18 abuts against one side of the sliding block 17, so that the distance between the sleeve 16 and the sliding block 17 can be controlled. Is convenient for adjusting the leg length.

As shown in fig. 3, in some embodiments, threaded holes 13 are opened on both sides of the sliding rod 12, the threaded holes 13 penetrate through both sides of the stabilizing block 11, a first bolt 14 is screwed into the threaded holes 13 of the threaded holes 13, and the first bolt 14 is screwed into the threaded holes 13, so that the fixing block 11 and the sliding rod 12 can be more firmly engaged, and the structural stability is improved.

As shown in figure 1, in some embodiments, the distance from the leftmost end to the rightmost end of the stabilizing block 11 is less than the distance from the leftmost end of the sliding rod 12 to the upper end of the U-shaped supporting leg 15, so that the U-shaped supporting leg 15 can be adjusted and folded on the stabilizing block 11, and the folding convenience of the equipment is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a body-building apparatus for sit up, includes supporting shoe (1), its characterized in that: the left side of the supporting block (1) is rotatably connected with a backup plate (2) through a bearing, the lower surface of the backup plate (2) is fixedly connected with fixed blocks (3), the outer sides of the two fixed blocks (3) are rotatably connected with a U-shaped rod (4) through a bearing, the left side of the supporting block (1) is further rotatably connected with a stabilizing leg (5) through a bearing, the upper surface of the stabilizing leg (5) is fixedly connected with a limiting rod (6), the right end of the supporting block (1) is provided with a circular groove (7), the inside of the circular groove (7) is rotatably connected with a seat plate (8) through a circular rod, the right side of the supporting block (1) is further provided with a clamping groove (9), one side of the seat plate (8) is provided with a limiting component (10), the limiting component (10) comprises a spring (1001) fixedly connected to one side of the seat plate (8), the spring (1001) is rotatably connected with an inserting rod (1002) through a bearing, a limiting strip (1003) is circumferentially distributed on the inserting rod (1002), the right side center of the inserting rod (1002) is fixedly connected with a pull rod (1004), the lower surface of the supporting block (8) is fixedly connected with a stabilizing block (11), the sliding block (11), and one side of the sliding block (12) is connected with a sliding rod (12) through a sliding rod (12), the other side of U type supporting leg (15) is provided with spacing subassembly (10), and inserted bar (1002) slip grafting in slide bar (12), the lower extreme fixedly connected with sleeve (16) of slide bar (12), the inboard slip grafting of sleeve (16) has sliding block (17), both sides fixedly connected with leg fixing rod (19) of sliding block (17).

2. An exercise apparatus for sit-up according to claim 1, wherein: the upper surface of the limiting rod (6) is provided with a U-shaped groove adaptive to the shape of the lower end of the U-shaped rod (4), and the lower end of the U-shaped rod (4) abuts against the inside of the U-shaped groove formed in the upper surface of the limiting rod (6).

3. An exercise apparatus for sit-up according to claim 1, wherein: the upper end of sleeve (16) has second bolt (18) through threaded connection, the threaded end of second bolt (18) is contradicted one side of sliding block (17).

4. An exercise apparatus for sit-up according to claim 1, wherein: threaded holes (13) are formed in two sides of the sliding rod (12), the threaded holes (13) penetrate through two sides of the stabilizing block (11), and first bolts (14) are connected to the inner threads of the threaded holes (13).

5. An exercise apparatus for sit-up according to claim 1, wherein: the distance from the leftmost end to the rightmost end of the stabilizing block (11) is smaller than the distance from the leftmost end of the sliding rod (12) to the upper end of the U-shaped supporting leg (15).