CN219128181U

CN219128181U - Sit-up equipment with adjustable

Info

Publication number: CN219128181U
Application number: CN202223226372.5U
Authority: CN
Inventors: 毕文博
Original assignee: Nanjing Fengye Sports Technology Co ltd
Current assignee: Nanjing Fengye Sports Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-06-06
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to the technical field of body building equipment and discloses adjustable sit-up equipment which comprises a lying plate, wherein a support is fixedly connected to the bottom end of the lying plate, a notch is formed in the downward bent part of the lying plate, a backup plate is rotatably connected to the inside of the notch, an auxiliary lifting mechanism is arranged at the bottom end of the backup plate, a supporting rod is fixedly connected to the lifting end of the lying plate, and an adjusting mechanism is arranged in the middle of the supporting rod.

Description

Sit-up equipment with adjustable

Technical Field

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

Background

Sit up, a mode of taking exercise, supine, both legs draw together, the both hands lift, utilize the abdominal muscle shrink, both arms forward swing, become the position of sitting rapidly, the upper body continues to bend forward, both hands touch the instep, the low head, then resume to the position of sitting, so go on in succession, along with people's living standard's improvement, many people begin to go the gymnasium in the rest time and use professional sit up equipment to take exercise, the person of taking exercise lies on the service creeper, place the instep under the fender foot cotton, utilize the strength between instep and the fender foot cotton, accomplish the exercise of sit up motion.

The lying plate of the existing sit-up equipment has a certain radian, for the exerciser who uses the sit-up equipment, the exerciser often has no way to rise immediately after the exercise is finished, the long-time head is downwards easy to cause cerebral congestion and has a certain danger, in addition, the height of the foot hooking plate is adjustable, but the foot hooking plate is fixed by screwing a spring or a knob, the locking strength of the structure is low, the foot hooking plate is easy to slide due to overlarge force, and the exercise is influenced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the adjustable sit-up equipment which drives the backup plate to rotate and lift through the auxiliary lifting mechanism to support the upper body of an exerciser, so that the effect of helping the exerciser lift is achieved, the foot hooking rod is fixed through the hexagonal bolt penetrating through the through hole and the threaded hole, the structural strength of the foot hooking plate is improved, the foot hooking plate is prevented from sliding, and the smooth exercise is ensured.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an adjustable sit up equipment, includes the service creeper, the bottom fixedly connected with support of service creeper, the kickdown department of service creeper is provided with the notch, the inside rotation of notch is connected with the backup plate, the bottom of backup plate is provided with supplementary standing up mechanism, the perk end fixedly connected with branch of service creeper, the middle part of branch is provided with adjustment mechanism;

the auxiliary lifting mechanism comprises a stepping motor, a threaded rod, a sliding block and a supporting plate, wherein the threaded rod is fixedly connected with the driving end of the stepping motor, the periphery of the threaded rod is connected with the middle part of the sliding block in a threaded manner, and the supporting plate is rotatably connected with two sides of the top end of the sliding block;

the adjusting mechanism comprises a sliding groove, a foot hooking rod, a threaded hole and a hexagonal bolt, wherein the sliding groove is arranged in the middle of the supporting rod, the foot hooking rod is connected to the sliding inside of the sliding groove in a sliding mode, the threaded hole is formed in the middle of the foot hooking rod, and the hexagonal bolt is connected to the internal thread of the threaded hole.

Further, the auxiliary standing-up mechanism further comprises a cross beam and a strip-shaped groove, both ends of the cross beam are fixedly connected to the inner side of the support, the strip-shaped groove is formed in the middle of the cross beam, and a sliding block is slidably connected to the inner portion of the strip-shaped groove.

Further, the auxiliary lifting mechanism further comprises a support, the top end of the support is fixedly connected to the bottom end of the backup plate, and two sides of the support are rotatably connected to one end, far away from the sliding block, of the supporting plate.

Further, a switch button is arranged in the middle of the side edge of the support, and the switch button is electrically connected with the stepping motor.

Further, adjustment mechanism still includes the opening, opening evenly distributed is in the middle part of branch, the equal intercommunication spout of opening, the equal threaded connection in inside of opening has hexagonal bolt.

Further, adjustment mechanism still includes gag lever post and spacing hole, the equal fixed connection of gag lever post is at the inner wall edge of spout, the spacing hole all sets up in the top middle part of colluding the foot pole, the equal sliding connection in inside in spacing hole has the gag lever post.

The utility model has the following beneficial effects:

1. according to the utility model, the stepping motor is started to work through the button switch, the driving end of the stepping motor rotates to drive the threaded rod to rotate, the sliding block is driven to slide in the strip-shaped groove along the threaded rod, the supporting plate is driven to move in the moving process of the sliding block, the other end of the supporting plate pushes the backup plate to rotate and lift through the support, and then the upper body of an exerciser is supported, so that the effect of helping the exerciser to rise is achieved.

2. According to the utility model, the sliding groove is arranged in the middle of the supporting rod, so that the foot hooking rod can slide up and down in the sliding groove to achieve the effect of adjusting the height of the foot hooking rod, the foot hooking rod is limited by the limiting rod, the foot hooking rod can be ensured to move vertically without deflection, the foot hooking rod is fixed by passing through the through hole and the threaded hole through the hexagonal bolt, the structural strength of the bolt is higher, the foot hooking plate is ensured not to slide, and the smooth exercise is ensured.

Drawings

FIG. 1 is a front view of an adjustable sit-up apparatus according to the present utility model;

FIG. 2 is a schematic view of an auxiliary standing mechanism of an adjustable sit-up apparatus according to the present utility model;

FIG. 3 is a schematic view of an adjusting mechanism of an adjustable sit-up apparatus according to the present utility model;

fig. 4 is a disassembled view of an adjusting mechanism of an adjustable sit-up apparatus according to the present utility model.

Legend description:

1. a lying plate; 2. a bracket; 3. a switch button; 4. a notch; 5. a backup plate; 6. an auxiliary lifting mechanism; 601. a cross beam; 602. a bar-shaped groove; 603. a stepping motor; 604. a threaded rod; 605. a slide block; 606. a support plate; 607. a support; 7. a support rod; 8. an adjusting mechanism; 801. a chute; 802. a foot hooking rod; 803. a through port; 804. a hexagonal bolt; 805. a limit rod; 806. a threaded hole; 807. and a limiting hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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. 1-4, one embodiment provided by the present utility model is: the utility model provides an adjustable sit-up equipment, including service creeper 1, service creeper 1's bottom fixedly connected with support 2 supports service creeper 1, service creeper 1's kickdown department is provided with notch 4, notch 4's inside rotates and is connected with backup plate 5, backup plate 5's bottom is provided with supplementary mechanism of getting up 6, drive backup plate 5 rotatory lifting through supplementary mechanism of getting up 6, support exerciser's upper body, reached the effect of helping exerciser's rising, service creeper 1's lift end fixedly connected with branch 7, branch 7's middle part is provided with adjustment mechanism 8, pass through the through hole 803 and screw hole 806 is fixed to the shank 802 through hexagon bolt 804, the structural strength of shank has been improved, it can not slide to guarantee that the shank is not slipped, guarantee the smooth going on of taking exercise;

the auxiliary lifting mechanism 6 comprises a stepping motor 603, a threaded rod 604, a sliding block 605 and a supporting plate 606, wherein the driving end of the stepping motor 603 is fixedly connected with the threaded rod 604, the periphery of the threaded rod 604 is in threaded connection with the middle of the sliding block 605, the supporting plate 606 is rotationally connected with the two sides of the top end of the sliding block 605, the auxiliary lifting mechanism 6 further comprises a cross beam 601 and a strip groove 602, the two ends of the cross beam 601 are fixedly connected with the inner side of the bracket 2, the middle of the cross beam 601 is provided with a strip groove 602, the sliding block 605 is slidingly connected with the inner side of the strip groove 602, the auxiliary lifting mechanism 6 further comprises a support 607, the top end of the support 607 is fixedly connected with the bottom end of the backup plate 5, both sides of the support 607 are rotationally connected to one end of the support plate 606 far away from the sliding block 605, a switch button 3 is arranged in the middle of the side edge of the support 2, the switch button 3 is electrically connected with a stepping motor 603, the stepping motor 603 is started to work through a button switch, the driving end of the stepping motor 603 rotates to drive a threaded rod 604 to rotate, the sliding block 605 is further driven to slide in the strip-shaped groove 602 along the threaded rod 604, the support plate 606 is driven to move in the moving process of the sliding block 605, the other end of the support plate 606 can push the backup plate 5 to rotationally lift through the support 607, and then the upper body of an exerciser is supported, so that the effect of helping the exerciser to stand up is achieved;

adjustment mechanism 8 includes spout 801, collude foot pole 802, screw hole 806 and hexagon bolt 804, the spout 801 sets up at the middle part of branch 7, the inside sliding connection of spout 801 has collude foot pole 802, the middle part of collude foot pole 802 is provided with screw hole 806, screw hole 806's inside threaded connection has hexagon bolt 804, adjustment mechanism 8 still includes through hole 803, through hole 803 evenly distributed is at the middle part of branch 7, through hole 803 all communicates spout 801, through hole 803's inside equal threaded connection has hexagon bolt 804, adjustment mechanism 8 still includes gag lever post 805 and spacing hole 807, the equal fixed connection of gag lever post 805 is at the inner wall edge of spout 801, spacing hole 807 all sets up the top middle part of colluding foot pole 802, the equal sliding connection in inside of spacing hole 807 has gag lever 805, set up spout 801 at the middle part of branch 7, make collude foot pole 802 can be in spout 801 the effect of adjusting collude foot pole 802 height, and carry out spacingly through gag lever 805, guarantee to collude foot pole 802 can vertical movement, the deflection can not take place, rethread hexagon foot pole 804 passes through hole 803 and collude foot 802 and thread hole 802 and carry out fixed knot strength, the structure that can not guarantee to slide smoothly.

Working principle: through button switch start step motor 603 work, step motor 603 drive end rotates and drives threaded rod 604 and rotate, and then drive slider 605 slides along threaded rod 604 in bar groove 602, the in-process that slider 605 removed can drive backup pad 606 and remove, the other end of backup pad 606 can promote backup pad 5 through support 607 and rotate the lifting, then support the person's of taking the body of taking exercise, the effect that helps the person of taking exercise has been reached, set up spout 801 at the middle part of branch 7, make collude foot pole 802 can slide from top to bottom in spout 801 in order to reach the effect of adjusting collude foot pole 802 height, and carry out spacingly to collude foot pole 802 through gag lever post 805, guarantee collude foot pole 802 can vertically remove, can not take place the deflection, rethread hexagonal bolt 804 passes through opening 803 and screw hole 806 and is fixed to collude foot pole 802, the structural strength of bolt is higher, guarantee collude the sole can not slide, guarantee going on smoothly of taking exercise.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An adjustable sit-up equipment, includes service creeper, its characterized in that: the lying board is characterized in that a support is fixedly connected to the bottom end of the lying board, a notch is formed in the downward bent part of the lying board, a backup board is rotatably connected to the inside of the notch, an auxiliary lifting mechanism is arranged at the bottom end of the backup board, a supporting rod is fixedly connected to the lifting end of the lying board, and an adjusting mechanism is arranged in the middle of the supporting rod;

2. An adjustable sit-up apparatus according to claim 1, wherein: the auxiliary lifting mechanism further comprises a cross beam and a strip-shaped groove, both ends of the cross beam are fixedly connected to the inner side of the support, the middle of the cross beam is provided with the strip-shaped groove, and the inside of the strip-shaped groove is slidably connected with a sliding block.

3. An adjustable sit-up apparatus according to claim 1, wherein: the auxiliary lifting mechanism further comprises a support, the top end of the support is fixedly connected to the bottom end of the backup plate, and two sides of the support are rotatably connected to one end, far away from the sliding block, of the supporting plate.

4. An adjustable sit-up apparatus according to claim 1, wherein: the middle part of the side edge of the support is provided with a switch button which is electrically connected with the stepping motor.

5. An adjustable sit-up apparatus according to claim 1, wherein: the adjusting mechanism further comprises through holes which are uniformly distributed in the middle of the supporting rod and are all communicated with the sliding groove, and hexagonal bolts are connected to the inner portions of the through holes in a threaded mode.

6. An adjustable sit-up apparatus according to claim 1, wherein: the adjusting mechanism further comprises a limiting rod and a limiting hole, wherein the limiting rod is fixedly connected to the edge of the inner wall of the sliding groove, the limiting hole is formed in the middle of the top end of the foot hooking rod, and the limiting rod is slidably connected to the inside of the limiting hole.