阅读说明：本技术 一种可适应不同脚大小的腿部拉伸用脚踏跷跷板 (Foot-operated seesaw for stretching legs suitable for different feet ) 是由 桑明喆 于 2019-09-04 设计创作，主要内容包括：本发明涉及一种可适应不同脚大小的腿部拉伸用脚踏跷跷板,其特征是：包括V形脚踏板、弧段翘板和一对限位块为主体；所述V形脚踏板两侧设有以V形脚踏板中间面对称的腰型滑槽和卡合在腰型滑槽内并可在腰型滑槽上滑动的工字形滑块；所述V形脚踏板底面中间设有与之固定连接的螺杆；所述在螺杆上位于调节螺母和固定头之间设有调节滑块,且调节滑块中间设有通孔套在螺杆上；所述工字形滑块底部设有与之固定连接的凸耳；本发明通过螺杆与调节螺母的自锁来使调节滑块两侧的连杆带动工字形滑块无级调节限位块之间的距离,使限位块可卡合不同大小的脚,从而使脚踏跷跷板可满足不同大小的脚使用,设计巧妙,操作简单,使用便捷。(The invention relates to a foot-operated seesaw suitable for stretching legs with different foot sizes, which is characterized in that: comprises a V-shaped pedal, an arc-shaped wane and a pair of limit blocks as main bodies; waist-shaped sliding grooves which are symmetrical with the middle surface of the V-shaped pedal and I-shaped sliding blocks which are clamped in the waist-shaped sliding grooves and can slide on the waist-shaped sliding grooves are arranged on two sides of the V-shaped pedal; the middle of the bottom surface of the V-shaped pedal is provided with a screw fixedly connected with the V-shaped pedal; an adjusting slide block is arranged between the adjusting nut and the fixing head on the screw rod, and a through hole is arranged in the middle of the adjusting slide block and sleeved on the screw rod; the bottom of the I-shaped sliding block is provided with a lug fixedly connected with the I-shaped sliding block; according to the invention, the connecting rods on the two sides of the adjusting slide block drive the I-shaped slide block to steplessly adjust the distance between the limiting blocks through self-locking of the screw rod and the adjusting nut, so that the limiting blocks can be clamped with feet of different sizes, and the pedal seesaw can meet the use requirements of the feet of different sizes.)

1. The utility model provides a shank that adaptable different feet are big or small is tensile with pedal seesaw, characterized by: comprises a V-shaped pedal, an arc-shaped wane and a pair of limit blocks as main bodies; waist-shaped chutes which are symmetrical through the middle plane of the V-shaped pedal and I-shaped sliding blocks which are clamped in the waist-shaped chutes and can slide on the waist-shaped chutes are arranged on two sides of the V-shaped pedal, a pair of limiting blocks are symmetrical through the middle plane of the V-shaped pedal, and the pair of limiting blocks are respectively fixedly connected with the upper surfaces of the I-shaped sliding blocks; the middle of the bottom surface of the V-shaped pedal is provided with a screw fixedly connected with the V-shaped pedal, the screw is provided with an adjusting nut and a fixing head matched with the screw, the middle of the adjusting nut and the fixing head is respectively provided with a thread groove meshed with the screw, and the adjusting nut can be matched with the screw for self-locking; an adjusting sliding block is arranged on the screw rod between the adjusting nut and the fixing head, a through hole is formed in the middle of the adjusting sliding block and sleeved on the screw rod, and the adjusting sliding block slides up and down on the screw rod through the through hole; the bottom of the I-shaped sliding block is provided with a lug fixedly connected with the I-shaped sliding block, and a connecting rod is arranged between the adjusting sliding block and the lug for connection.

2. The foot-operated seesaw for stretching legs adaptable to different foot sizes as set forth in claim 1, wherein: arc section wane is semicircle form, and arc section wane both ends and V-arrangement running-board fixed connection, and arc section wane bottom surface is equipped with fixed connection's rubber pad with it, and is equipped with the anti-skidding line of evenly arranging on the rubber pad, and the arc section wane of being convenient for when ground rocks, increases the frictional force between arc section wane and the ground, makes the difficult production of arc section wane slide to the personal safety of protection station on the V-arrangement running-board.

3. The foot-operated seesaw for stretching legs adaptable to different foot sizes as set forth in claim 1, wherein: the cross section of the I-shaped sliding block is I-shaped, so that the position relation between the I-shaped sliding block and the V-shaped pedal when the I-shaped sliding block slides in the waist-shaped sliding groove is convenient to limit.

4. The foot-operated seesaw for stretching legs adaptable to different foot sizes as set forth in claim 1, wherein: the stopper is three horn shapes, and stopper and the front and back both ends extrusion department inclined plane of shoes are equipped with and increase the line of hindering, are convenient for increase the frictional force between stopper and the shoes to let the shoes card press difficult rocking after between the stopper.

5. The foot-operated seesaw for stretching legs adaptable to different foot sizes as set forth in claim 1, wherein: a T-shaped support rod fixedly connected with the V-shaped pedal and the arc-shaped wane respectively is arranged between the V-shaped pedal and the arc-shaped wane, and the cross section of the T-shaped support rod is in a T shape, so that the support force can be provided for the V-shaped pedal conveniently; and the arc section wane is both sides expansion form, fretwork in the middle of the arc section wane, and when the arc section wane was pressed at the surface of unevenness, the arc section wane of middle fretwork can provide stable holding power.

6. The foot-operated seesaw for stretching legs adaptable to different foot sizes as set forth in claim 1, wherein: the V-arrangement running-board is the V font and opens, when the sole pressed on the V-arrangement running-board, the bending at this moment of foot, both ends card pressure is on the stopper around the foot to let the foot can not follow the stopper at the in-process of rocking in the front and back and sideslip, design benefit.

7. The foot-operated seesaw for stretching legs adaptable to different foot sizes as set forth in claim 1, wherein: the connecting rod is connected with the lugs through a first fixing pin respectively, and the connecting rod can rotate around the lugs through the first fixing pin; the bottom of the connecting rod is connected with the adjusting slide block through a second fixing pin, and the connecting rod can rotate around the adjusting slide block through the second fixing pin.

Technical Field

The invention relates to the technical field of fitness sports equipment, in particular to a foot-operated seesaw suitable for stretching legs with different foot sizes.

Background

Generally, the calf muscle and the achilles tendon of the sole are stretched and drawn in the body-building exercise; the stretching of the calf muscle has the following advantages:

1. the leg part has more line aesthetic feeling; especially after exercise, if the leg muscles are not stretched in time, muscle balls are easily formed, thereby affecting the beauty of the legs.

2. Improving the soreness and fullness feeling of muscles; muscular soreness is usually caused by qi and blood obstruction and meridian stasis; proper stretch-traction may ameliorate this condition.

3. Has certain leg slimming effect; the stretching muscle can promote the discharge of metabolic waste in the leg, thereby having certain leg slimming effect.

The traditional pedal seesaw is not provided with a pressing device which can adapt to feet of users with different feet, and danger is easily generated in the swinging process, so that a shank traction stretcher which can adapt to the feet with different sizes, namely the pedal seesaw, is urgently needed to be designed, and the safety of people who step on the pedal during swinging is ensured.

Disclosure of Invention

In order to solve the problems, the invention provides a pedal seesaw for stretching legs, which can adapt to different foot sizes.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a shank that adaptable different feet are big or small is tensile with pedal seesaw, characterized by: comprises a V-shaped pedal, an arc-shaped wane and a pair of limit blocks as main bodies; waist-shaped chutes which are symmetrical through the middle plane of the V-shaped pedal and I-shaped sliding blocks which are clamped in the waist-shaped chutes and can slide on the waist-shaped chutes are arranged on two sides of the V-shaped pedal, a pair of limiting blocks are symmetrical through the middle plane of the V-shaped pedal, and the pair of limiting blocks are respectively fixedly connected with the upper surfaces of the I-shaped sliding blocks; the middle of the bottom surface of the V-shaped pedal is provided with a screw fixedly connected with the V-shaped pedal, the screw is provided with an adjusting nut and a fixing head matched with the screw, the middle of the adjusting nut and the fixing head is respectively provided with a thread groove meshed with the screw, and the adjusting nut can be matched with the screw for self-locking; an adjusting sliding block is arranged on the screw rod between the adjusting nut and the fixing head, a through hole is formed in the middle of the adjusting sliding block and sleeved on the screw rod, and the adjusting sliding block slides up and down on the screw rod through the through hole; the bottom of the I-shaped sliding block is provided with a lug fixedly connected with the I-shaped sliding block, and a connecting rod is arranged between the adjusting sliding block and the lug for connection.

Preferably, the arc-shaped wane is semicircle form, and arc-shaped wane both ends and V-arrangement running-board fixed connection, and arc-shaped wane bottom surface is equipped with fixed connection's rubber pad with it, and is equipped with the anti-skidding line of evenly arranging on the rubber pad, and the arc-shaped wane of being convenient for increases the frictional force between arc-shaped wane and the ground when ground rocks, makes the difficult production of arc-shaped wane slide to the personal safety of protection station on the V-arrangement running-board.

Preferably, the cross section of the I-shaped sliding block is I-shaped, so that the position relation between the I-shaped sliding block and the V-shaped pedal when the I-shaped sliding block slides in the waist-shaped sliding groove is convenient to limit.

Preferably, the stopper is the triangle-shaped, and stopper and the preceding back both ends of shoes extrusion department inclined plane are equipped with the line of increasing resistance, are convenient for increase the frictional force between stopper and the shoes to let the shoes card press difficult rocking behind between the stopper.

Preferably, a T-shaped support rod fixedly connected with the V-shaped pedal and the arc-shaped wane respectively is arranged between the V-shaped pedal and the arc-shaped wane, and the cross section of the T-shaped support rod is T-shaped, so that a supporting force can be provided for the V-shaped pedal conveniently; and the arc section wane is both sides expansion form, fretwork in the middle of the arc section wane, and when the arc section wane was pressed at the surface of unevenness, the arc section wane of middle fretwork can provide stable holding power.

Preferably, the V-arrangement running-board is the V font and opens, when the sole pressed on the V-arrangement running-board, the foot was crooked this moment, and both ends card pressure is on the stopper around the foot to let the foot can not follow the stopper and sideslip at the in-process of rocking in the front and back, design benefit.

Preferably, a first fixing pin is arranged between each connecting rod and each lug for connection, and each connecting rod can rotate around the corresponding lug through the corresponding first fixing pin; the bottom of the connecting rod is connected with the adjusting slide block through a second fixing pin, and the connecting rod can rotate around the adjusting slide block through the second fixing pin.

The invention has the beneficial effects that: the connecting rods on the two sides of the adjusting slide block drive the distance between the I-shaped slide block stepless adjusting limiting blocks through the self-locking of the screw rod and the adjusting nut, so that the limiting blocks can be clamped with feet of different sizes, the pedal seesaw can meet the use requirements of the feet of different sizes, and the seesaw is ingenious in design, simple to operate and convenient to use.

Drawings

Fig. 1 is a perspective view of the foot-operated seesaw for stretching legs suitable for different foot sizes.

Fig. 2 is an isometric view of a foot-operated seesaw for stretching a leg that accommodates different foot sizes.

Fig. 3 is a front view of the foot-operated seesaw for stretching legs, which is adaptable to different foot sizes.

FIG. 4 is a cross-sectional view A-A of a leg-stretching foot rest as illustrated in FIG. 3, adapted to accommodate different foot sizes.

FIG. 5 is a cutaway perspective view of the foot seesaw A-A for stretching legs, which is adapted to different foot sizes, shown in FIG. 3.

Fig. 6 is a partial enlarged view of a leg stretching foot seesaw B adapted to accommodate different foot sizes as shown in fig. 5.

In the figure: 1. a V-shaped pedal 12, a waist-shaped chute 13 and a T-shaped support rod; 2. the anti-skid device comprises an arc-section wane, 21, rubber pads, 22 and anti-skid lines; 3. a screw; 4. a fixing head 41, a thread groove; 5. adjusting the nut; 6. a limiting block 61 and resistance increasing lines; 7. an adjusting slide block 71 and a through hole; 8. an I-shaped slider 81, a lug; 9. a first fixing pin, 91, a second fixing pin, 92 and a connecting rod.

Detailed Description

In order to make the technical solution of the present invention more apparent, the present invention is further described with reference to the following embodiments.

As shown in figures 1-6, the present invention provides a foot-operated seesaw for stretching legs, which is adapted to different foot sizes, and is characterized in that: comprises a V-shaped pedal 1, an arc-shaped wane 2 and a pair of limiting blocks 6 as main bodies; waist-shaped sliding grooves 12 which are symmetrical with the middle surface of the V-shaped pedal 1 and I-shaped sliding blocks 8 which are clamped in the waist-shaped sliding grooves 12 and can slide on the waist-shaped sliding grooves 12 are arranged on two sides of the V-shaped pedal 1, a pair of limiting blocks 6 are symmetrical with the middle surface of the V-shaped pedal 1, and the pair of limiting blocks 6 are respectively fixedly connected with the upper surfaces of the I-shaped sliding blocks 8; the middle of the bottom surface of the V-shaped pedal 1 is provided with a screw rod 3 fixedly connected with the V-shaped pedal, the screw rod 3 is provided with an adjusting nut 5 and a fixing head 4 matched with the screw rod 3, the middle of the adjusting nut 5 and the middle of the fixing head 4 are respectively provided with a thread groove 41 meshed with the screw rod 3, and the adjusting nut 5 can be matched with the screw rod 3 for self locking; an adjusting slide block 7 is arranged between the adjusting nut 5 and the fixing head 4 on the screw rod 3, a through hole 71 is formed in the middle of the adjusting slide block 7 and sleeved on the screw rod 3, and the adjusting slide block 7 slides up and down on the screw rod 3 through the through hole 71; the bottom of the I-shaped sliding block 8 is provided with a lug 81 fixedly connected with the I-shaped sliding block, and a connecting rod 92 is arranged between the adjusting sliding block 7 and the lug 81 for connection.

In this embodiment, arc section wane 2 is semicircle form, and 2 both ends of arc section wane and 1 fixed connection of V-arrangement running-board, 2 bottom surfaces of arc section wane are equipped with fixed connection's rubber pad 21 with it, and are equipped with the anti-skidding line 22 of evenly arranging on the rubber pad 21, and the arc section wane 2 of being convenient for increases the frictional force between arc section wane 2 and the ground when ground rocks, makes the difficult production of arc section wane 2 slide to the personal safety of protection station on V-arrangement running-board 1.

In this embodiment, the cross section of the i-shaped sliding block 8 is i-shaped, which is convenient for limiting the position relationship between the V-shaped pedal 1 and the i-shaped sliding block 8 when sliding in the kidney-shaped sliding groove 12.

In this embodiment, stopper 6 is the triangle-shaped, and stopper 6 and the preceding back both ends extrusion department inclined plane of shoes are equipped with and increase resistance line 61, are convenient for increase the frictional force between stopper 6 and the shoes to let the shoes card press difficult rocking after between stopper 6.

In this embodiment, a T-shaped support rod 13 fixedly connected with the V-shaped pedal 1 and the arc-shaped rocker 2 is arranged between the V-shaped pedal 1 and the arc-shaped rocker 2, and the cross section of the T-shaped support rod 13 is T-shaped, so as to provide a supporting force for the V-shaped pedal 1; and arc section wane 2 is both sides and expandes the form, fretwork in the middle of the arc section wane 2, and when arc section wane 2 pressed at the surface of unevenness, the arc section wane 2 of middle fretwork can provide stable holding power.

In this embodiment, V-arrangement running-board 1 is the V font and opens, presses when V-arrangement running-board 1 when the sole, and the foot is crooked this moment, and both ends card is pressed on stopper 6 around the foot to let the foot can not follow stopper 6 and sideslip, design benefit from the in-process of rocking in the front and back.

In the embodiment, a first fixing pin 9 is respectively arranged between the connecting rod 92 and the lug 81 for connection, and the connecting rod 92 can rotate around the lug 81 through the first fixing pin 9; a second fixing pin 91 is arranged between the bottom of the connecting rod 92 and the adjusting slider 7 for connection, and the connecting rod 92 can rotate around the adjusting slider 7 through the second fixing pin 91.

When the device is used, the device is placed at a position close to a wall surface, then the soles are pressed on the V-shaped pedal 1, the front end and the rear end of each shoe are pressed on the limiting blocks 6, the adjusting nut 5 is rotated at the moment, the adjusting slide block 7 is pressed against the lower surface of the adjusting nut 5, the adjusting slide block 7 slides on the screw rod 3 along with the adjusting nut 5, and meanwhile, the adjusting slide block 7 drives the I-shaped slide block 8 to slide in the waist-shaped sliding groove 12 through the connecting rods 92 at the two sides; when the front end and the rear end of the shoe are pressed against the middle position of the limiting block 6, the adjusting nut 5 stops rotating, the adjusting nut 5 and the screw rod 3 are self-locked at the moment, and the screw rod 3 limits the sliding of the adjusting slide block 7 through the adjusting nut 5; and then the foot part is swung back and forth to enable the arc-section wane 2 to swing continuously, so that the muscles of the legs of the human body are stretched and relaxed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.