CN112891827B - Leg lifting training equipment for children - Google Patents
Leg lifting training equipment for children Download PDFInfo
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- CN112891827B CN112891827B CN202110063004.4A CN202110063004A CN112891827B CN 112891827 B CN112891827 B CN 112891827B CN 202110063004 A CN202110063004 A CN 202110063004A CN 112891827 B CN112891827 B CN 112891827B
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/03508—For a single arm or leg
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
- A63B22/0015—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with an adjustable movement path of the support elements
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
- A63B23/0482—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs primarily by articulating the hip joints
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
- A63B2225/09—Adjustable dimensions
- A63B2225/093—Height
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention provides a child leg lifting training device which comprises a base, a clamping and stabilizing mechanism and a leg lifting mechanism, wherein the clamping and stabilizing mechanism is fixedly installed on the right side of the upper end face of the base, and the leg lifting mechanism is installed on the left side of the upper end face of the base. The invention provides a child leg lifting training device which can solve the following problems in the child leg lifting training: a. when a child carries out leg lifting training for a long time through leg lifting training equipment, the gravity center is stable due to fatigue of the body, the child is easy to fall down from the training equipment and hurt, and the body of the child grows fast, so that the existing training equipment cannot meet the leg lifting high training requirement, larger equipment needs to be replaced, and the cost and the resource waste are caused; b. when children do leg lifting training, when carrying out the height and lift the leg, often self is difficult to accomplish and is lifted the leg effect, needs to lift the leg with the help of the apparatus, and when carrying out the shank through the drive and lifting, hardly control well and lift leg height, have the shank and strain.
Description
Technical Field
The invention relates to the technical field of auxiliary instruments for children, in particular to a leg lifting training device for children.
Background
With the improvement of living standard, people pay more and more attention to physical health exercises, especially to physical exercises for cultivating children from childhood, and have good body shaping for the children, wherein leg lifting motion is a good exercise item. The leg lifting training mainly exercises leg strength, improves coordination and stability of leg joints, can protect the spine, prevent joint degeneration, promote metabolism in vivo, strengthen physique and improve immunity per se.
At present, the following problems exist in leg lifting training of children: a. when a child carries out leg lifting training for a long time through leg lifting training equipment, the gravity center is stable due to fatigue of the body, the child is easy to fall down from the training equipment and hurt, and the body of the child grows fast, so that the existing training equipment cannot meet the leg lifting high training requirement, larger equipment needs to be replaced, and the cost and the resource waste are caused; b. when children do leg lifting training, when carrying out the height and lift the leg, often self is difficult to accomplish and is lifted the leg effect, needs to lift the leg with the help of the apparatus, and when carrying out the shank through the drive and lifting, hardly control well and lift leg height, have the shank and strain.
Disclosure of Invention
Technical problem to be solved
The invention provides a child leg lifting training device which can solve the following problems in the child leg lifting training: a. when a child carries out leg lifting training for a long time through leg lifting training equipment, the gravity center is stable due to fatigue of the body, the child is easy to fall down from the training equipment and hurt, and the body of the child grows fast, so that the existing training equipment cannot meet the leg lifting high training requirement, larger equipment needs to be replaced, and the cost and the resource waste are caused; b. when children do leg lifting training, when carrying out the height and lift the leg, often self is difficult to accomplish and is lifted the leg effect, needs to lift the leg with the help of the apparatus, and when carrying out the shank through the drive and lifting, hardly control well and lift leg height, have the shank and strain.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme: a child leg lifting training device comprises a base, a clamping and stabilizing mechanism and a leg lifting mechanism, wherein the clamping and stabilizing mechanism is fixedly installed on the right side of the upper end face of the base, and the leg lifting mechanism is installed on the left side of the upper end face of the base; wherein:
the clamping and stabilizing mechanism comprises a vertical plate, a lifting groove, a clamping groove, a driving branched chain, a rotating shaft, sector blocks, a clamping ring, a mounting block, a lifting branched chain, a fixed rod, a connecting rod, an auxiliary plate and a limiting strip, wherein the vertical plate is fixedly mounted at the right side of the upper end surface of the base, the lifting groove is formed in the vertical plate, the clamping groove communicated with the lifting groove is formed in the left side surface of the vertical plate, the rotating shaft is symmetrically arranged in the lifting groove in the front and back direction, the upper end and the lower end of the rotating shaft are fixedly mounted in the vertical plate through bearings, the lower end of the rotating shaft is connected with the driving branched chain, the limiting strip is uniformly arranged on the outer side wall of the rotating shaft along the central circumferential direction of the rotating shaft, two sector blocks are sleeved on the outer side wall of the rotating shaft, the sector blocks are fixedly sleeved on the rotating shaft, the sector blocks are slidably sleeved on the rotating shaft through the limiting strip, and racks are arranged on the arc surfaces outside the sector blocks, the outer side wall of the clamping ring is also provided with a rack which is meshed with the rack on the sector block to rotate, the clamping ring is positioned between two rotating shafts, the two clamping rings at the same level are symmetrically distributed in the front and back direction and are arranged in a vertically staggered manner, the diameter of the clamping ring below is smaller than that of the clamping ring above, the two clamping rings at the same level are rotatably sleeved on the mounting block below, the mounting block below is fixed on the inner side wall of the vertical plate, the mounting block above is slidably mounted in the lifting groove, the upper end face of the mounting block above is fixedly welded with a fixed rod, the upper end face of the sector block above is rotatably connected with a connecting rod, the upper end faces of the connecting rod and the fixed rod are fixedly welded on the same auxiliary plate, and the upper end face of the auxiliary plate is connected with a lifting branched chain.
The leg lifting mechanism comprises a mounting frame, a fixed shaft, a leg lifting frame, a sliding groove, a stop block, an adjusting branched chain, a lifting seat, a moving block, a rotating disc, a winding shaft, a winding disc, a steel wire and a rotating handle, wherein the mounting frame is symmetrically and fixedly mounted on the left side of the upper end surface of the base front and back, the fixed shaft is arranged at the upper end of the relative inner side wall of the mounting frame, two ends of the fixed shaft are fixed on the mounting frame, the leg lifting frame is integrally of a U-shaped structure, the upper end of the leg lifting frame is rotatably sleeved on the fixed shaft, the lifting seat is slidably arranged between the relative inner side walls of the leg lifting frame, the moving block is fixedly welded at the front end and the rear end of the lifting seat, the sliding groove is formed in the relative inner side wall of the leg lifting frame, the moving block is slidably arranged in the sliding groove, the rotating disc is rotatably sleeved on the fixed shaft front and back symmetrically, and the stop block is fixedly arranged on the relative inner side wall of the mounting frame, the utility model discloses a leg lifting frame, including a mounting bracket, dog, winding axle, fixed cover, fixed epaxial winding dish, the dog is located leg lifting frame right side department, the dog contacts with vertical state leg lifting frame, be provided with the regulation branch chain on the dog, be provided with the winding axle between the relative inside wall of mounting bracket, install on adjusting the branch chain through the bearing around the winding axle, the epaxial fixed cover of winding is equipped with the winding dish, the fixed turning handle who is convenient for manual operation that is equipped with in winding axle middle part, side department fixedly connected with steel wire around raising the seat upper end, the fixed epaxial rotating disc is walked around to the steel wire other end to the winding is on the winding dish.
Preferably, the driving branched chain comprises a driving motor, a driving shaft, a driving gear, an auxiliary shaft and a rotating gear, a driving groove is formed in the lower end of the vertical plate, the rotating gear is fixedly sleeved at the lower end of the rotating shaft, one rotating gear is externally engaged with the auxiliary gear and fixedly sleeved on the auxiliary shaft, the auxiliary shaft is fixedly installed in the vertical plate through a bearing, the other rotating gear is externally engaged with the driving gear and is externally engaged with the driving gear, the driving gear is fixedly sleeved on the driving shaft, the driving shaft is fixed in the vertical plate through a bearing, one end of the driving shaft is connected with the output end of the driving motor through a coupler, the driving motor is fixed in the driving groove through a motor base, the diameters of the rotating gear and the auxiliary gear are the same and are larger than the diameter of the driving gear, the driving gear, the auxiliary gear and the rotating gear are all arranged in the driving groove.
Preferably, the lifting branched chain comprises a rotary screw rod and a rotating handle, the lower end of the rotary screw rod is rotatably connected to the upper end face of the auxiliary plate, the upper end of the rotary screw rod penetrates through the upper end of the vertical plate in a threaded fit mode, and the rotating handle convenient to operate is fixedly mounted at the top of the rotary screw rod.
Preferably, the regulation branch chain include regulating block, adjustment tank, backing plate and locking bolt, set up threaded hole on the dog, two the relative inside wall department sliding contact of dog has the regulating block, the adjustment tank has been seted up on the regulating block, the terminal surface contact of keeping away from the dog on the regulating block is provided with the baffle, the round hole has been seted up to the backing plate, locking bolt passes round hole, adjustment tank and the screw hole on the dog in proper order and rotates the locking, fix in regulating block lower extreme department through the bearing around the winding axle.
Preferably, the arc-shaped surface of the outer side wall of the mounting block is provided with a limiting block, and the inner side wall of the clamping ring is provided with a limiting groove which is in running fit with the limiting block.
Preferably, the lower end of the connecting rod is fixedly provided with a limiting plate, an annular groove is formed in the upper end face of the fan-shaped block, and the connecting rod slides in the annular groove in the fan-shaped block through the limiting plate.
Preferably, the upper end face of the lifting seat is provided with front and back symmetrical grooves, and rubber blocks with good elasticity are installed in the grooves.
Preferably, the two side walls of the moving block are provided with dovetail blocks, and the two sides of the sliding groove are provided with dovetail grooves matched with the dovetail blocks in a sliding mode.
(III) advantageous effects
1. The invention provides a child leg lifting training device which can solve the following problems in child leg lifting training: a. when a child carries out leg lifting training for a long time through leg lifting training equipment, the gravity center is stable due to fatigue of the body, the child is easy to fall down from the training equipment and hurt, and the body of the child grows fast, so that the existing training equipment cannot meet the leg lifting high training requirement, larger equipment needs to be replaced, and the cost and the resource waste are caused; b. when children do leg lifting training, when carrying out the height and lift the leg, often self is difficult to accomplish and is lifted the leg effect, needs to lift the leg with the help of the apparatus, and when carrying out the shank through the drive and lifting, hardly control well and lift leg height, have the shank and strain.
2. The clamping and stabilizing mechanism designed by the invention controls the two rotating shafts to synchronously rotate through the driving branched chain, ensures that the rotating directions are opposite, so that the two clamping rings are driven by the rotation of the sector block to surround and clamp from two sides of the leg part, and the two clamping rings above can be adjusted in height through the lifting branched chain so as to adapt to the heights of children at different ages, so that the legs and thighs of the children are clamped and stabilized, so that the children can stably hold the bodies of the children during leg lifting training, the falling phenomenon is prevented, and the legs are supported and stabilized during rest.
3. According to the leg lifting mechanism, the groove for placing the legs is formed in the lifting seat, the elastic rubber block is arranged on the groove, the pressing pain of the legs on the lifting seat is relieved, then a child can rotate the handle to enable the steel wire to be wound on the winding disc, the lifting seat is driven to move upwards through the steel wire to lift the legs, the lifting height of the lifting seat is manually controlled by the child to enable the child to adjust the lifting height according to the self condition, the child can independently complete leg lifting training, and the rotating handle can change the height through adjusting the branched chain to adapt to children with different heights.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a three-dimensional block diagram of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is an external three-dimensional block diagram of a clamp stabilizing mechanism according to the teachings of the present invention;
FIG. 4 is a three-dimensional internal view of the clamp stabilizer mechanism of the present invention;
FIG. 5 is a three-dimensional structural view of a leg raising mechanism in the present specification;
FIG. 6 is a top cross-sectional view of an adjusting branch in the context of the present invention;
FIG. 7 is a cross-sectional view of the moving block and leg rest of the present invention;
FIG. 8 is a cross-sectional view of a connecting rod and segment of the present invention;
FIG. 9 is a top cross-sectional view of the sector block, the pivot shaft and the stop bar of the present invention;
fig. 10 is a front cross-sectional view of a mounting block and a retaining ring in accordance with the teachings of the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 10, a child leg-lifting training device comprises a base 1, a clamping and stabilizing mechanism 2 and a leg-lifting mechanism 3, wherein the clamping and stabilizing mechanism 2 is fixedly mounted on the right side of the upper end face of the base 1, and the leg-lifting mechanism 3 is mounted on the left side of the upper end face of the base 1.
The clamping and stabilizing mechanism 2 comprises a vertical plate 21, a lifting groove 22, a clamping groove 23, a driving branched chain 24, a rotating shaft 25, a sector block 26, a clamping ring 27, a mounting block 28, a lifting branched chain 29, a fixing rod 210, a connecting rod 211, an auxiliary plate 212 and a limiting strip 213, wherein the vertical plate 21 is fixedly mounted at the right side of the upper end surface of the base 1, the lifting groove 22 is formed in the vertical plate 21, the clamping groove 23 communicated with the lifting groove 22 is formed in the left side surface of the vertical plate 21, the rotating shafts 25 are symmetrically arranged in the lifting groove 22 in the front-back direction, the upper end and the lower end of each rotating shaft 25 are fixedly mounted in the vertical plate 21 through bearings, and the lower end of each rotating shaft 25 is connected with the driving branched chain 24; the driving branched chain 24 comprises a driving motor 241, a driving shaft 242, a driving gear 243, an auxiliary gear 244, an auxiliary shaft 245 and a rotating gear 246, a driving groove is formed in the lower end of the vertical plate 21, the rotating gear 246 is fixedly sleeved at the lower end of the rotating shaft 25, one rotating gear 246 is externally engaged with the auxiliary gear 244, the auxiliary gear 244 is fixedly sleeved on the auxiliary shaft 245, the auxiliary shaft 245 is fixedly installed in the vertical plate 21 through a bearing, the other rotating gear 246 is externally engaged with the driving gear 243, the auxiliary gear 244 is externally engaged with the driving gear 243, the driving gear 243 is fixedly sleeved on the driving shaft 242, the driving shaft 242 is fixed in the vertical plate 21 through a bearing, one end of the driving shaft 242 is connected with the output end of the driving motor 241 through a coupler, the driving motor 241 is fixed in the driving groove through a motor base, the diameters of the rotating gear 246 and the auxiliary gear 244 are the same and are larger than the diameter of the driving gear 243, and the driving gear 243, the auxiliary gear 244 and the rotating gear 246 are all arranged in the driving groove; the outer side wall of the rotating shaft 25 is uniformly provided with a limiting strip 213 along the central circumferential direction thereof, the outer side wall of the rotating shaft 25 is sleeved with two sector blocks 26, the lower sector block 26 is fixedly sleeved on the rotating shaft 25, the upper sector block 26 is sleeved on the rotating shaft 25 through the limiting strip 213 in a sliding manner, a rack is arranged on the arc surface of the outer side of the sector block 26, the outer side wall of the clamping ring 27 is also provided with a rack which is meshed with the rack on the sector block 26 for rotation, the clamping ring 27 is positioned between the two rotating shafts 25, the two clamping rings 27 at the same level are symmetrically distributed in the front and back direction and are staggered up and down, the diameter of the clamping ring 27 at the lower side is smaller than that of the upper side clamping ring 27, the two clamping rings 27 at the same level are rotatably sleeved on the mounting block 28, and the mounting block 28 at the lower side is fixed on the inner side wall of the vertical plate 21, the upper mounting block 28 is slidably mounted in the lifting groove 22, the upper end surface of the upper mounting block 28 is fixedly welded with a fixed rod 210, the upper end surface of the upper sector block 26 is rotatably connected with a connecting rod 211, the upper end surfaces of the connecting rod 211 and the fixed rod 210 are fixedly welded on the same auxiliary plate 212, and the upper end surface of the auxiliary plate 212 is connected with a lifting branched chain 29; the lifting branched chain 29 comprises a rotary screw rod 291 and a rotary handle 292, the lower end of the rotary screw rod 291 is rotatably connected to the upper end surface of the auxiliary plate 212, the upper end of the rotary screw rod 291 penetrates through the upper end of the vertical plate 21 in a threaded fit manner, and the rotary handle 292 convenient to operate is fixedly mounted at the top of the rotary screw rod 291.
During specific work, according to the height of a child, the rotating handle 292 is manually rotated, so that the rotating screw rod 291 rotates on the vertical plate 21 in a threaded fit manner, and the auxiliary plate 212 at the lower end of the rotating screw rod is driven to move up and down, the auxiliary plate 212 is connected with the upper mounting block 28 and the sector block 26 through the fixed rod 210 and the connecting rod 211, so that the upper mounting block 28 and the sector block 26 synchronously move up and down along with the rotating screw rod 291 and drive the two upper clamping rings 27 to synchronously move, and finally, the position of the clamping rings 27 is adjusted in a lifting manner, wherein the sector block 26 slides up and down on the rotating shaft 25 through the limiting strips 213 on the rotating shaft 25, and simultaneously, the sector block 26 can synchronously rotate along with the rotating shaft 25 through the limiting strips 213, after the adjustment is completed, one leg of the child stands in the clamping ring 27, then, the driving motor 241 is started, and the driving motor 241 drives the driving gear 243 to rotate through the driving shaft 242, the driving gear 243 is respectively connected with one rotating gear 246 and the auxiliary gear 244 in an external meshing manner, so as to drive the auxiliary gear 244 and one rotating gear 246 to rotate, the auxiliary gear 244 is connected with the other rotating gear 246 in an external meshing manner, so as to enable the two rotating gears 246 to rotate, the rotating directions are opposite, the diameters of the auxiliary gear 244 and the rotating gear 246 are the same, and the diameters of the auxiliary gear 244 and the rotating gear 246 are both larger than that of the driving gear 243, so that the high-speed rotation of the driving motor 241 is achieved to the slow rotation of the rotating gear 246, the speed reduction adjustment is achieved, meanwhile, the rotating speeds of the rotating gears 246 are the same, the rotating directions are opposite, so as to drive the rotating shaft 25 to rotate, the rotating shaft 25 drives the sector 26 to rotate, the sector 26 drives the clamping rotation through the rack on the outer side wall to rotate along the mounting block 28, and one end of the clamping block penetrates through the clamping groove 23 to wrap the thigh and the lower leg of the child. After the training is finished, the other leg is put on the leg lifting mechanism 3 to carry out leg lifting training, when the child training is tired, the body is stabilized through the clamping and stabilizing mechanism 2, the leg lifting posture can be directly kept for rest, and the training can be carried out after the rest is finished.
The mounting block 28 lateral wall arcwall face on be provided with stopper 28a, set up on the grip ring 27 inside wall with stopper 28a looks normal running fit's spacing groove, set up stopper 28a, can play the support limiting displacement to grip ring 27, avoid grip ring 27 to break away from mounting block 28, lead to unable realization grip ring 27 to rotate.
Connecting rod 211 lower extreme be fixed with limiting plate 26b, the top the ring channel has been seted up to segment 26 up end, connecting rod 211 slides in the ring channel of limiting plate 26b on segment 26, when the segment 26 of top rotated along with axis of rotation 25, connecting rod 211 can pass through limiting plate 26b and rotate in the ring channel of segment 26, connecting rod 211 also can drive segment 26 through limiting plate 26b and reciprocate simultaneously.
The leg lifting mechanism 3 comprises a mounting frame 31, a fixed shaft 32, a leg lifting frame 33, a sliding groove 34, a stop block 35, an adjusting branched chain 36, a lifting seat 37, a moving block 38, a rotating disc 39, a winding shaft 310, a winding disc 311, a steel wire 312 and a rotating handle 313, wherein the mounting frame 31 is symmetrically and fixedly mounted on the left side of the upper end surface of the base 1 in a front-back manner, the fixed shaft 32 is arranged at the upper end of the opposite inner side wall of the mounting frame 31, two ends of the fixed shaft 32 are fixed on the mounting frame 31, the leg lifting frame 33 is integrally of a U-shaped structure, the upper end of the leg lifting frame 33 is rotatably sleeved on the fixed shaft 32, the lifting seat 37 is slidably arranged between the opposite inner side walls of the leg lifting frame 33, the upper end surface of the lifting seat 37 is provided with front-back symmetrical grooves, rubber blocks 37c with good elasticity are arranged in the grooves, the moving block 38 is fixedly welded at the front and rear ends of the lifting seat 37, the sliding groove 34 is arranged on the opposite inner side walls of the leg lifting frame 33, the movable block 38 is slidably arranged in the sliding groove 34, the fixed shaft 32 is symmetrically sleeved with rotating discs 39 in a front-back rotating mode, a stop block 35 is fixedly arranged on the inner side wall of the mounting frame 31, the stop block 35 is located on the right side of the leg raising frame 33, the stop block 35 is in contact with the leg raising frame 33 in a vertical state, an adjusting branched chain 36 is arranged on the stop block 35, a winding shaft 310 is arranged between the inner side walls of the mounting frame 31, the front side and the back side of the winding shaft 310 are mounted on the adjusting branched chain 36 through bearings, a winding disc 311 is fixedly arranged on the winding shaft 310, a rotating handle 313 convenient for manual operation is fixedly arranged in the middle of the winding shaft 310, steel wires 312 are fixedly connected to the front side and the back side of the upper end of the lifting seat 37, and the other end of each steel wire 312 bypasses the rotating discs 39 on the fixed shaft 32 and is wound on the winding disc 311.
When the leg lifting device works specifically, according to the height of a child, the height position of the rotating handle 313 is adjusted through the adjusting branched chain 36, the child puts the other leg on the groove on the lifting seat 37, the rubber block 37c is arranged in the groove to prevent the leg from directly contacting with the lifting seat 37 and pressing pain on the leg, then the child can rotate the rotating handle 313 by himself, the rotating handle 313 can drive the winding shaft 310 to rotate, so that the winding disc 311 rotates, the steel wire 312 is wound on the winding disc 311, meanwhile, the steel wire 312 rotates and bypasses through the rotating disc 39 on the fixed shaft 32, under the action of the steel wire 312, the steel wire 312 pulls the lifting seat 37 to move upwards on the leg lifting frame 33 through the moving block 38, the too high leg is achieved, in the lifting process, the leg lifting frame 33 can deflect leftwards through the fixed shaft 32, the stop block 35 is arranged, and the limiting effect can be ensured through the stop block 35 when the leg lifting frame 33 deflects rightwards and recovers, the leg raising bracket 33 is prevented from rotating to hurt the child.
The adjusting branched chain 36 comprises adjusting blocks 361, adjusting grooves 362, a base plate 363 and locking bolts 364, threaded holes are formed in the blocks 35, the adjusting blocks 361 are in sliding contact with the inner side walls of the two blocks 35, the adjusting blocks 361 are provided with the adjusting grooves 362, a baffle plate is arranged on the adjusting blocks 361 in a contact manner and far away from the end faces of the blocks 35, the base plate 363 is provided with a circular hole, the locking bolts 364 sequentially penetrate through the circular hole and the adjusting grooves 362 to be locked with the threaded holes in the blocks 35 in a rotating manner, and the winding shaft 310 is fixed at the lower end of the adjusting blocks 361 through bearings in the front and at the back; during specific work, the locking bolt 364 is rotated by means of a wrench, so that the base plate 363 is not extruded to abut against the adjusting block 361 and the stop block 35 any more, the adjusting block 361 can freely ascend and descend, after the winding shaft 310 on the adjusting block 361 is adjusted to a proper height, the locking bolt 364 is screwed by the wrench, the adjusting block 361 is clamped on the stop block 35 by the base plate 363, and the up-and-down movement of the adjusting block 361 is achieved.
The two side walls of the moving block 38 are provided with dovetail blocks, dovetail grooves matched with the dovetail blocks in a sliding mode are formed in the two sides of the sliding groove 34, and the dovetail blocks are arranged, so that the moving block 38 can stably slide in the sliding groove 34, and the deflection phenomenon is avoided.
The method comprises the following specific steps during working:
the first step is as follows: according to the height of the child, the position of the upper clamping ring 27 is adjusted through the lifting branched chain 29 in the clamping and stabilizing mechanism 2, and the height of the rotating handle 313 is adjusted through the adjusting branched chain 36 in the leg lifting mechanism 3;
the second step is that: one leg of the child clamps the thigh and the shank through a clamping ring 27 on a clamping and stabilizing mechanism 2, and then the other leg is put on a lifting seat 37 on a leg lifting mechanism 3;
the third step: the child turns the turning handle 313 by himself to perform the leg-raising exercise.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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 (8)
1. The utility model provides a children lift leg training equipment, includes base (1), centre gripping stabilizing mean (2) and lift leg mechanism (3), its characterized in that: a clamping and stabilizing mechanism (2) is fixedly arranged on the right side of the upper end face of the base (1), and a leg lifting mechanism (3) is arranged on the left side of the upper end face of the base (1); wherein:
the clamping and stabilizing mechanism (2) comprises a vertical plate (21), a lifting groove (22), a clamping groove (23), a driving branched chain (24), a rotating shaft (25), a sector block (26), a clamping ring (27), an installation block (28), a lifting branched chain (29), a fixing rod (210), a connecting rod (211), an auxiliary plate (212) and a limiting strip (213), wherein the vertical plate (21) is fixedly installed at the right side of the upper end surface of the base (1), the lifting groove (22) is formed in the vertical plate (21), the clamping groove (23) communicated with the lifting groove (22) is formed in the left side surface of the vertical plate (21), the rotating shaft (25) is symmetrically arranged in the lifting groove (22) from front to back, the upper end and the lower end of the rotating shaft (25) are fixedly installed in the vertical plate (21) through a bearing, the driving branched chain (24) is connected to the lower end of the rotating shaft (25), and the limiting strip (213) is uniformly arranged on the outer side wall of the rotating shaft (25) along the central circumference thereof, the outer side wall of the rotating shaft (25) is sleeved with two sector blocks (26), the sector blocks (26) are fixedly sleeved on the rotating shaft (25) at the lower part, the sector blocks (26) are slidably sleeved on the rotating shaft (25) through limiting strips (213), racks are arranged on the arc-shaped surface of the outer side of the sector blocks (26), racks meshed with the racks on the sector blocks (26) for rotation are also arranged on the outer side wall of the clamping ring (27), the clamping ring (27) is positioned between the two rotating shafts (25), the two clamping rings (27) at the same horizontal height are symmetrically distributed front and back and are staggered up and down, the diameter of the clamping ring (27) at the lower part is smaller than that of the clamping ring (27) at the upper part, the two clamping rings (27) at the same horizontal height are rotatably sleeved on the mounting block (28), and the mounting block (28) at the lower part is fixed on the inner side wall of the vertical plate (21), the upper mounting block (28) is slidably mounted in the lifting groove (22), a fixing rod (210) is fixedly welded on the upper end face of the upper mounting block (28), a connecting rod (211) is rotatably connected on the upper end face of the upper sector block (26), the upper end faces of the connecting rod (211) and the fixing rod (210) are fixedly welded on the same auxiliary plate (212), and the upper end face of the auxiliary plate (212) is connected with a lifting branched chain (29);
the leg lifting mechanism (3) comprises a mounting frame (31), a fixed shaft (32), a leg lifting frame (33), a sliding groove (34), a stop block (35), an adjusting branch chain (36), a lifting seat (37), a moving block (38), a rotating disc (39), a winding shaft (310), a winding disc (311), a steel wire (312) and a rotating handle (313), the mounting frame (31) is symmetrically and fixedly mounted on the left side of the upper end face of the base (1) front and back, the fixed shaft (32) is arranged at the upper end of the opposite inner side wall of the mounting frame (31), two ends of the fixed shaft (32) are fixed on the mounting frame (31), the whole leg lifting frame (33) is of a U-shaped structure, the upper end of the leg lifting frame (33) is rotatably sleeved on the fixed shaft (32), the lifting seat (37) is slidably arranged between the opposite inner side walls of the leg lifting frame (33), the moving block (38) is fixedly welded at the front end and the rear end of the lifting seat (37), a sliding groove (34) is formed in the inner side wall, opposite to the leg lifting frame (33), of the leg lifting frame, a moving block (38) is arranged in the sliding groove (34) in a sliding mode, rotating discs (39) are symmetrically sleeved on the fixed shaft (32) in a front-back rotating mode, a stop block (35) is fixedly arranged on the inner side wall, opposite to the mounting frame (31), of the mounting frame, the stop block (35) is located on the right side of the leg lifting frame (33), the stop block (35) is in contact with the leg lifting frame (33) in a vertical state, an adjusting branched chain (36) is arranged on the stop block (35), a winding shaft (310) is arranged between the inner side walls, opposite to the mounting frame (31), the winding shaft (310) is mounted on the adjusting branched chain (36) through bearings in a front-back mode, a winding disc (311) is fixedly sleeved on the winding shaft (310), and a rotating handle (313) convenient for manual operation is fixedly sleeved in the middle of the winding shaft (310), the front side and the rear side of the upper end of the lifting seat (37) are fixedly connected with steel wires (312), and the other end of each steel wire (312) bypasses a rotating disc (39) on the fixed shaft (32) and is wound on a winding disc (311).
2. A child leg-raising training apparatus as claimed in claim 1, wherein: the driving branched chain (24) comprises a driving motor (241), a driving shaft (242), a driving gear (243), an auxiliary gear (244), an auxiliary shaft (245) and a rotating gear (246), a driving groove is formed in the lower end of the vertical plate (21), the rotating gear (246) is fixedly sleeved at the lower end of the rotating shaft (25), one rotating gear (246) is in external meshing connection with the auxiliary gear (244), the auxiliary gear (244) is fixedly sleeved on the auxiliary shaft (245), the auxiliary shaft (245) is fixedly installed in the vertical plate (21) through a bearing, the other rotating gear (246) is in external meshing connection with the driving gear (243), the auxiliary gear (244) is in external meshing connection with the driving gear (243), the driving gear (243) is fixedly sleeved on the driving shaft (242), and the driving shaft (242) is fixed in the vertical plate (21) through a bearing, one end of the driving shaft (242) is connected with the output end of the driving motor (241) through a coupler, the driving motor (241) is fixed in a driving groove through a motor base, the diameters of the rotating gear (246) and the auxiliary gear (244) are the same and are all larger than the diameter of the driving gear (243), and the driving gear (243), the auxiliary gear (244) and the rotating gear (246) are all arranged in the driving groove.
3. A child leg-raising training apparatus as claimed in claim 1, wherein: the lifting branched chain (29) comprises a rotary screw rod (291) and a rotating handle (292), the lower end of the rotary screw rod (291) is rotatably connected to the upper end face of the auxiliary plate (212), the upper end of the rotary screw rod (291) penetrates through the upper end of the vertical plate (21) in a threaded fit mode, and the rotating handle (292) convenient to operate is fixedly installed at the top of the rotary screw rod (291).
4. A child leg-raising training apparatus as claimed in claim 1, wherein: adjust branch chain (36) including regulating block (361), adjustment tank (362), backing plate (363) and locking bolt (364), set up threaded hole on dog (35), two relative inside wall department sliding contact of dog (35) has regulating block (361), regulating block (362) have been seted up on regulating block (361), the terminal surface contact of keeping away from dog (35) on regulating block (361) is provided with the baffle, the round hole has been seted up in backing plate (363), locking bolt (364) pass round hole, adjustment tank (362) and the screw hole on dog (35) in proper order and rotate the locking, winding axle (310) front and back is fixed in regulating block (361) lower extreme through the bearing.
5. A child leg-raising training apparatus as claimed in claim 1, wherein: the mounting block (28) is provided with a limiting block (28a) on the arc-shaped surface of the outer side wall, and a limiting groove in running fit with the limiting block (28a) is formed in the inner side wall of the clamping ring (27).
6. A child leg-raising training apparatus as claimed in claim 1, wherein: connecting rod (211) lower extreme be fixed with limiting plate (26b), the top the ring channel has been seted up to segment (26) up end, connecting rod (211) slide in the ring channel on segment (26) through limiting plate (26 b).
7. A child leg-raising training apparatus as claimed in claim 1, wherein: the upper end surface of the lifting seat (37) is provided with grooves which are symmetrical front and back, and rubber blocks (37c) with good elasticity are arranged in the grooves.
8. A child leg-raising training apparatus as claimed in claim 1, wherein: dovetail blocks are arranged on two side walls of the moving block (38), and dovetail grooves in sliding fit with the dovetail blocks are formed in two sides of the sliding groove (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110063004.4A CN112891827B (en) | 2021-01-18 | 2021-01-18 | Leg lifting training equipment for children |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110063004.4A CN112891827B (en) | 2021-01-18 | 2021-01-18 | Leg lifting training equipment for children |
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| Publication Number | Publication Date |
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| CN112891827A CN112891827A (en) | 2021-06-04 |
| CN112891827B true CN112891827B (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110063004.4A Active CN112891827B (en) | 2021-01-18 | 2021-01-18 | Leg lifting training equipment for children |
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| CN111544848A (en) * | 2020-05-26 | 2020-08-18 | 四川大学华西医院 | Nursing device for preventing bedridden old people from incapacitating |
| CN211461068U (en) * | 2019-10-22 | 2020-09-11 | 王燕红 | Leg stretching and leg rehabilitation training fitness equipment |
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|---|---|---|---|---|
| JP2000296159A (en) * | 1999-04-14 | 2000-10-24 | Masami Kanetani | Training machine for recovering muscle strength of leg |
| JP2001145674A (en) * | 1999-11-22 | 2001-05-29 | Hisatake Hasegawa | Lower limb exercise auxiliary tool |
| CN201356952Y (en) * | 2009-03-03 | 2009-12-09 | 李恭海 | Exercise pressing-leg device |
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| CN111544848A (en) * | 2020-05-26 | 2020-08-18 | 四川大学华西医院 | Nursing device for preventing bedridden old people from incapacitating |
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| CN112891827A (en) | 2021-06-04 |
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