CN107595552B - A passive exercise device for human lower limbs - Google Patents

Abstract

The invention discloses a human lower limb passive exercise device, wherein a motor is driven by a bevel gear to rotate, two ends of the motor are provided with devices similar to bicycle pedals, when exercise is needed, feet are placed on the pedals, the motor drives the pedals to rotate, and the lower limb of a person passively receives the exercise; the rotating shaft drives the two supporting pieces to do opposite reciprocating motions through the bevel gears, feet are respectively placed on the two supporting pieces during exercise, and the lower limbs of a person are passively exercised through the approaching-keeping away-approaching motion of the two supporting pieces. The invention can provide passive lower limb exercise for people who work hard every day, and is beneficial to the health of people; can provide passive rehabilitation exercise for patients with inconvenient lower limb movement and old people, saves time and labor for caring the relatives of the patients, is convenient for the physical exercise of the old people and is suitable for popularization and use.

Description

A passive exercise device for human lower limbs

technical field

The invention relates to the field of sports equipment, in particular to a passive exercise device for human lower limbs.

Background technique

With the progress of society, people pay more and more attention to their own health problems. However, in today’s urban life, most white-collar workers sit for a long time due to work reasons, resulting in sub-healthy lower limbs. After a tiring day off work, only a few are willing to take the initiative to exercise; there are also some elderly people with limited mobility who have their own fitness needs, but Due to physical reasons, it is inconvenient to actively exercise.

Contents of the invention

The purpose of the present invention is to provide a passive exercise device for lower limbs of human body, which has the effect of providing passive exercise for lower limbs for people who have no energy to exercise due to fatigue or physical inconvenience.

Above-mentioned technical purpose of the present invention is achieved through the following technical solutions:

A passive exercise device for lower limbs of the human body, characterized in that it comprises a box body with a cavity inside, a rotating shaft set through the box body, and two ends of the rotating shaft are arranged with the midpoint of the center line of the rotating shaft as the center of symmetry. The first pedal and the second pedal, the first pedal and the second pedal are in the shape of "L", the motor that drives the rotation shaft through the first bevel gear set, and the motor that is connected to the rotation shaft through the second bevel gear set The second connecting rod, the third connecting rod that is rotationally connected to the rotating shaft through the third bevel gear set, and the end of the second connecting rod away from the rotating shaft is fixedly connected with a connecting rod that rotates with the connecting rod and can drive the second slider to move in the horizontal direction. One end of the first driving member and the third connecting rod away from the rotating shaft is fixedly connected with a second driving member that rotates with the connecting rod and can drive the third sliding block to move in the horizontal direction; the second sliding block and the third sliding block Synchronous and opposite reciprocating motions are performed on the same horizontal plane; the second slide block and the third slide block are connected with a support assembly penetrating the box body.

By adopting the above technical scheme, when the motor rotates, the first bevel gear set drives the rotating shaft to rotate, and when the rotating shaft rotates, it drives the first pedal and the second pedal at both ends to rotate; On a chair or a sofa, the feet are respectively stepped on the first pedal and the second pedal; the rotating first pedal and the second pedal can drive the legs to move, thereby achieving the effect of passively exercising the lower limbs. When the shaft rotates, the second bevel gear set and the third bevel gear set drive the second connecting rod and the third connecting rod to rotate, and when the second connecting rod and the third connecting rod rotate, they drive the second driving member, the third connecting rod fixedly connected The driving part rotates, and the second driving part and the third driving part can make the support assembly reciprocate in opposite directions. People who need to exercise put their feet on the support assembly, and the support assembly can drive both feet to do the reciprocating movement The split-close movement plays a role in exercising the lower limbs.

A further setting of the present invention is that: the lower end of the box body is provided with a lifting device connected to the base, and the lower end of the base is provided with a supporting bottom plate that can be retracted into the base.

By adopting the above technical scheme, the lift can adjust the height of the whole box relative to the ground, so that the whole device can adapt to the requirements of different people for different heights; The role of stability, the support block can be received inside the base when not in use, saving space.

The further setting of the present invention is that: the lifting device includes two sliding rods symmetrically arranged on the base, a sliding sleeve slidably sleeved on each sliding rod, a fixed block fixed on each sliding rod, and the same The sliding sleeve and the fixed block on a sliding rod are connected to the first lifting link and the second lifting link that are hinged and rotatably connected in the middle; a support bar is fixedly arranged between the two sliding sleeves, and a support bar is fixed on the support bar. A cylinder for driving the strut is connected; a roller contacting the base is provided at the lower end of the sliding sleeve.

By adopting the above technical scheme, when the cylinder drives the strut to move along the sliding rod, it drives the first lifting link and the second lifting link to rotate to raise the box body; Movement in the opposite direction reduces the height of the cabinet. The lifting of the box can meet the requirements of different people for different box heights; at the same time, placing the feet on the support and adjusting the cylinder to realize the lifting of the box can also exercise the lower limbs.

A further setting of the present invention is that: the first pedal and the second pedal include a vertical rod connected to the rotating shaft, and a pedal connected to the vertical rod in rotation.

By adopting the above technical scheme, when exercising, the foot steps on the step, and the step is connected to the vertical bar in rotation, which is more convenient and comfortable to use.

A further configuration of the present invention is that: the support assembly includes a support block provided with an arc-shaped notch and a cross bar connecting the support block with the second slide block and the third slide block.

By adopting the above-mentioned technical solution, the arc-shaped notch facilitates the placement of the feet, making exercise more comfortable.

A further configuration of the present invention is that: the first driving member includes a first connecting block that is vertically and fixedly connected to the second connecting rod, and a first driving column is provided on the side of the first connecting block far away from the second connecting rod ; The second slider is provided with a vertical second guide groove, and the first drive column is inserted into the second guide groove.

By adopting the above technical solution, when the second connecting rod rotates, the second sliding block is driven to move through the cooperation of the first connecting block and the first driving column with the second guide groove.

A further setting of the present invention is that: the second driving member includes a second connecting block that is vertically and fixedly connected to the third connecting rod, and the side of the second connecting block that is far away from the third connecting rod is provided with a second driving column; the third slider is provided with a vertical third guide groove, and the second drive column is inserted into the third guide groove.

By adopting the above technical solution, when the third connecting rod rotates, the third sliding block is driven to move through the cooperation of the second connecting block and the second driving column with the third guide groove.

A further configuration of the present invention is that: the box is provided with a receiver, and the receiver is connected with the motor and the cylinder for receiving signals from the remote controller, and cooperates with the remote controller to control the speed of the motor and the operation of the cylinder.

By adopting the above-mentioned technical scheme, the machine can be controlled by the remote controller during exercise, so that the operation of the machine conforms to one's own habits.

In summary, the present invention has the following beneficial effects: First, it can provide passive lower limb exercise for people after working hard every day, which is beneficial to people's health;

Second, it can provide passive rehabilitation exercises for patients and the elderly with reduced mobility of the lower limbs, save time and effort for the relatives who take care of the patients, and facilitate the physical exercise of the elderly.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Figure 2 is mainly used to show the connection relationship between the first bevel gear set, the second bevel gear set, the third bevel gear set, the rotating shaft, the second connecting rod, and the third connecting rod;

Figure 3 is mainly used to show the connection relationship of the first drive member, the second drive member, the second slider, and the third slider;

Fig. 4 is the structural representation of lifting device among the present invention;

Fig. 5 is a bottom view of the base of the present invention.

In the figure: 1. box body; 2. base; 3. rotating shaft; 4. first pedal; 5. second pedal; 6. vertical bar; 7. pedal; 8. receiver; 9. cavity; 10. The first bevel gear set; 11, the motor; 12, the second bevel gear set; 13, the third bevel gear set; 14, the second connecting rod; 15, the third connecting rod; 16, the baffle plate; 17, the first drive 171, the first connecting block; 172, the first driving column; 18, the second driving member; 181, the second connecting block; 182, the second driving column; 19, the second sliding block; 20, the third sliding block ; 28, cylinder; 29, the first elevating rod; 30, the second elevating rod; 31, the third elevating rod; 32, the fourth elevating rod; 33, roller; 34, support base plate; 35, strut.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

The specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications without creative contribution to the present embodiment as required after reading this description, but as long as the claims of the present invention are protected by patent law.

An embodiment, a passive exercise device for lower limbs of a human body, as shown in Figure 1, includes a box body 1, the lower end of the box body 1 is connected to a base 2 through a lifting device. A rotating shaft 3 is provided through the box body 1, and the two ends of the rotating shaft 3 are fixedly connected with the first pedal 4 and the second pedal 5, which are symmetrical to each other with the midpoint of the axis line of the rotating shaft 3 as the center of symmetry, and the vertical bar of the first pedal 4 One end of 6 is fixedly connected with the rotating shaft 3, and the other end of the vertical rod 6 is provided with a step 7 which is perpendicular to the vertical rod 6 and is rotatably connected with the vertical rod 6. A receiver 8 is provided on the side of the box body 1 for receiving control signals from the remote controller. The receiver 8 controls the operation of the entire device in cooperation with the motor 11 and the cylinder 28 through electrical signal control.

As shown in accompanying drawing 2, box body 1 interior is provided with cavity 9, and rotating shaft 3 is positioned at the middle of the part of cavity 9 and the first bevel gear group 10 is installed with rotating shaft 3 coaxial center, and the first bevel gear group 10 is not connected with The bevel gear connected to the rotating shaft 3 is connected with the shaft of the motor 11; the second bevel gear group 12 and the third bevel gear group 13 are installed on the rotating shaft 3 on both sides of the first bevel gear group, the second bevel gear group 12 and the third main bevel gear group The gear sets have the same size; the second bevel gear set 12 does not have a bevel gear connected to the rotating shaft 3 and is fixedly connected to the second connecting rod 14 and the second connecting rod 14 is perpendicular to the rotating shaft 3; there is no bevel gear connected to the rotating shaft 3 in the third bevel gear set 13 The connected bevel gear is fixedly connected with the third connecting rod 15 and is perpendicular to the rotating shaft 3 . One end of the second connecting rod 14 away from the rotating shaft 3 passes through the baffle plate 16 and is fixedly connected to the first driving member 17; the end of the third connecting rod 15 away from the rotating shaft 3 passes through the baffle plate 16 and is fixedly connected to the second driving member 18; the second connecting rod 14 and the third connecting rod 15 are rotatably connected with the baffle plate 16, and the diameters of the second connecting rod 14 and the third connecting rod 15 are the same.

As shown in Figure 3 , the first drive member 17 includes a first connecting block 171 that is fixedly connected with the second connecting rod 14 and is vertical, and the end of the first connecting block 171 away from the second connecting rod 14 is provided with a 171 vertical first drive column 172; the first drive column 172 is inserted in the second guide groove 21 of the square second slider 19; the second slider 19 is fixedly connected to the support member 23 that runs through the outer wall of the box body 1; The second drive member 18 includes a second connecting block 181 that is fixedly connected to the third connecting rod 15 and is vertical, and the end of the second connecting block 181 away from the third connecting rod 15 is provided with a second driving column 182 perpendicular to the second connecting block 181; The second driving column 182 is inserted in the third guide groove 22 of the third square slider 20; the third slider 20 is fixedly connected to the support member 23 that runs through the outer wall of the casing 1; Rod 231, the support block 232 that is fixedly connected to the end of the cross bar 231 away from the slider, the upper end of the support block 232 is provided with an arc-shaped gap 24; ° angle.

As shown in accompanying drawings 4 and 5, the lifting device includes two sliding rods 25 installed on the base 2, and each sliding rod 25 is respectively sleeved with a fixed block 27 fixed with the sliding rod 25 and a sliding handle that can slide on the sliding rod 25. Sliding sleeve 26, the sliding sleeve 26 is connected with the first elevating rod 29, and the fixed block 27 is connected with the second elevating rod 30, and the middle of the first elevating rod 29 and the second elevating rod 30 is rotatably connected. One end of the first lifting rod 29 away from the base 2 is hinged to the third lifting rod 31, and one end of the second lifting rod 30 away from the base 2 is hinged to the fourth lifting rod 32, and the middle of the third lifting rod 31 and the fourth lifting rod 32 is connected by rotation. ; The end of the third elevating rod 31 and the fourth elevating rod 32 away from the base 2 is hingedly connected with the lower end of the box body 1 . The middle of the two sliding sleeves 26 is fixedly connected with a strut 35, the middle part of the strut 35 is fixedly connected with the telescopic shaft of the cylinder 28, and the cylinder 28 is fixedly installed on the base 2; the lower end of the sliding sleeve 26 is provided with a roller 33 and the base 2 contact with the upper surface. The lower end of the base 2 is equipped with a support base plate 34 that can be stretched to the inside of the base 2 .

Claims (5)

1. A passive exercise device for lower limbs of a human body, characterized in that it comprises a casing (1) with a cavity (9) built in, a rotating shaft (3) running through the casing (1), and the rotating shaft (3) The two ends are provided with a first pedal (4) and a second pedal (5) that are symmetrical to each other with the midpoint of the axis line of the rotating shaft (3) as the center of symmetry, and the first pedal (4) and the second pedal (5) It is an "L" shape, the motor (11) that drives the rotating shaft (3) to rotate through the first bevel gear set wheel, and the second connecting rod (14) that is rotationally connected to the rotating shaft (3) through the second bevel gear set (12) ), the third connecting rod (15) that is rotationally connected with the rotating shaft (3) through the third bevel gear set (13), and the end of the second connecting rod (14) away from the rotating shaft (3) is fixedly connected with a And the first driver (17) that can drive the second slider (19) to move in the horizontal direction, the end of the third connecting rod (15) away from the rotating shaft (3) is fixedly connected with the connecting rod to rotate and can drive the first The second driving member (18) that the three sliders (20) move in the horizontal direction; The first driving member (17) includes a first connecting block (171) that is vertically and fixedly connected to the second connecting rod (14), and the One side is provided with a first drive column (172); the second drive member (18) includes a second connection block (181) vertically and fixedly connected to the third connection rod (15), and the second connection block ( 181) is provided with a second drive column (182) on the side away from the third connecting rod (15); the third slide block (20) is provided with a vertical third guide groove (22), and the first The second drive column (182) is inserted into the third guide groove (22); the second slider (19) is provided with a vertical second guide groove (21), and the first drive column (172) is inserted into to the inside of the second guide groove (21); The second slider (19) and the third slider (20) perform synchronous and opposite reciprocating motions on the same horizontal plane, the size of the first connecting block (171) and the second connecting block (181) The two are consistent and rotate at an angle of 180°; the second slider (19) and the third slider (20) are connected with a support (23) that runs through the casing (1), and the support (23) It includes a support block (232) provided with an arc-shaped notch (24), and a cross bar (231) connecting the support block (232) with the second slide block (19) and the third slide block (20). 2. A kind of passive exercise device for human lower limbs according to claim 1, characterized in that: the lower end of the box body (1) is provided with a lifting device to be connected with the base (2), and the lower end of the base (2) is provided with a A support base (34) retractable to the inside of the base (2). 3. A kind of passive exercise device for human lower limbs according to claim 2, characterized in that: the lifting device includes two sliding rods (25) symmetrically arranged on the base (2), which are slidably sleeved on each The sliding sleeve (26) on the sliding rod (25), the fixed block (27) that is fixed on every sliding rod (25), and the described sliding sleeve (26) and the fixed block (26) on the same sliding rod (25) ( 27) Connect the first lifting link and the second lifting link that are hinged and rotated in the middle; a strut is fixedly arranged between the two sliding sleeves (26), and the strut is connected with a cylinder ( 28). 4. A kind of passive exercise device for lower limbs of human body according to claim 1, characterized in that: said first pedal (4) and second pedal (5) comprise a vertical bar (6) connected with a rotating shaft (3), A step (7) rotatably connected to the vertical bar (6). 5. A kind of passive exercise device for lower limbs of human body according to claim 1, characterized in that: said casing (1) is provided with receiver (8), said receiver (8) is connected with motor (11) and The cylinder (28) is connected to receive the signal of the remote controller, and coordinates the operation of the remote controller to control the rotating speed of the motor (11) and the cylinder (28).