CN114028774A - Physical fitness leg exercise equipment and use method - Google Patents
Physical fitness leg exercise equipment and use method Download PDFInfo
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- CN114028774A CN114028774A CN202111516188.1A CN202111516188A CN114028774A CN 114028774 A CN114028774 A CN 114028774A CN 202111516188 A CN202111516188 A CN 202111516188A CN 114028774 A CN114028774 A CN 114028774A
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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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- Physical Education & Sports Medicine (AREA)
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Abstract
A sports fitness leg exercise device and a using method thereof comprise a rack, a transmission gear, a rack, a turning shaft, a fixed seat and a power device, wherein the power device comprises a power frame, a switching frame, a sliding block, an elbow frame, a swing rod, a positioning block, a first lead screw, a first gear and a spring, the upper part of the left side of the rack is provided with a seat, the upper part of the right side of the rack is provided with a vertical plate, the lower part of the right side of the vertical plate is provided with a backing plate, the upper part of the right side of the vertical plate is provided with a rack sliding groove, the upper part of the rack sliding groove is provided with a transmission shaft hole, the middle of the left side of the transmission gear is provided with the transmission gear, the left side of the transmission gear is provided with a transmission shaft square hole, the side surface of the transmission shaft square hole is provided with a transmission shaft screw hole, the lower part of the rack is provided with a rack sliding block, the right side of the rack connecting plate is provided with a fixed seat square hole, the lower side of the fixed seat screw hole, the fixed seat is provided with a magic tape, the rack sliding block is connected with the rack sliding groove, the rack slides in the rack sliding groove.
Description
Technical Field
The invention relates to the field of physical fitness, in particular to physical fitness leg exercise equipment and a using method thereof.
Background
In the exercise process of sports fitness shank, the training effect can be effectively improved in the training of constant speed muscle power, the training mode that constant speed muscle power training indicates that speed is unchangeable and muscle length and strength are constantly changing can effectively improve the muscle state, can pass through to change compliance resistance, can let muscle all can bear a burden the training in whole motion range, improve the validity of training, traditional sports fitness muscle power training equipment, speed control is not tight, rotation angle can not adjust, the exercise effect has been influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the sports fitness leg exercise equipment with strict speed control, adjustable rotation angle and wide application range and the use method thereof.
The purpose of the invention is realized by the following technical scheme:
a sports fitness leg exercise device comprises a rack, a transmission gear, a rack, a turning shaft, a fixed seat and a power device, wherein the power device comprises a power frame, a switching frame, a sliding block, an elbow frame, a swinging rod, a positioning block, a lead screw, a gear and a spring, the upper part of the left side of the rack is provided with a seat, the upper part of the right side of the rack is provided with a vertical plate, the lower part of the right side of the vertical plate is provided with a base plate, the upper part of the right side of the vertical plate is provided with a rack sliding groove, the upper part of the rack sliding groove is provided with a transmission shaft hole, the middle of the left side of the transmission gear is provided with a transmission shaft square hole, the side surface of the transmission shaft square hole is provided with a transmission shaft screw hole, the lower part of the rack is provided with a rack sliding block, the right side of the rack is provided with a fixed seat square hole, the lower side of the fixed seat is provided with a fixed seat screw hole, the upper part of the fixed seat is provided with a magic tape, the rack sliding block is connected with the rack sliding groove, the rack slides in the frame spout, the transmission shaft passes the transmission shaft hole from the right side, the transmission shaft rotates and connects the transmission shaft hole, drive gear rotates in the transmission shaft hole, drive gear and rack intermeshing, the partial sliding connection transmission shaft square hole of axle vertical section of turning, the turning slides in the transmission shaft square hole, connecting bolt in the transmission shaft screw, the bolt is together fixed with turning and drive gear, turning horizontal section sliding connection fixing base square hole, the fixing base slides along turning horizontal section, fixing base screw connecting bolt, the bolt is with fixing base and turning fixed connection, power device places on backing plate upper portion, rack connecting plate right side fixed connection slider left side.
The power frame terminal surface has four screw rod framves of bilateral symmetry from top to bottom, two screw rod framves in left side and two screw rod framves in right side respectively have the lead screw hole of coaxial line, power frame lower part right side has the motor cabinet, the power frame left side has the curb plate, the curb plate front portion has the front bezel, the front bezel front side has No. two dovetail, the front bezel right side has a dovetail, a lead screw both sides are rotated and are connected left screw rod hole, No. two lead screws rotate and are connected the screw rod hole on right side, No. one lead screw lower part passes a screw rod hole fixed connection a gear, No. two lead screw lower parts pass a screw rod hole fixed connection a gear No. two, motor rear side fixed connection motor cabinet, motor output shaft fixed connection No. three gears, a gear, No. two gear intermeshing, No. two gear and No. three gear intermeshing, power frame lower part fixed connection bottom plate upper portion.
The left side and the right side of the switching frame are respectively provided with a nut, the upper portion of the switching frame is provided with a cylinder, a switching frame hole is formed in the middle of the cylinder, the upper portion of the cylinder is provided with a guide rod, the front portion of a sliding block is provided with a sliding block shaft, the upper portion of the sliding block is provided with a rotating shaft, the left side of the sliding block is provided with a dovetail, the dovetail is in sliding connection with the dovetail, the dovetail slides in the dovetail, the switching frame hole is connected with the sliding block shaft in a rotating mode, the switching frame hole rotates around the sliding block shaft, the nut is in threaded connection with a lead screw on the same side, and the right side of a belt is fixedly connected with the rear portion of the sliding block.
The swing span right side has the horizontal pole, swing span and horizontal pole corner have the swing span hole, swing span hole lower part has the guide slot, the horizontal pole right side has the horizontal pole round pin, the swing link left side has the swing link round pin, the swing link right side has the swing link hole, the screw hole has in the middle of the locating piece, the locating piece lower part has No. two dovetails, the pivot passes swing span hole and swing link hole from inside to outside in proper order, the pivot rotates respectively and connects swing span hole and swing link hole, swing span hole and swing link hole revolve the rotation of axes, guide slot sliding connection guide arm, spring both sides fixed connection swing link round pin and horizontal pole round pin respectively, No. two dovetail sliding connection No. two dovetails of No. two dovetail slides in No. two dovetails, the screw hole passes through No. two dovetail of bolt fixed connection.
Has the advantages that:
the first dovetail groove and the first dovetail groove of the invention adopt a dovetail groove structure, thereby ensuring the positioning accuracy of the slide block, ensuring the sliding stability of the slide block, preventing the slide block from being blocked and inclined, ensuring the connection of the nut with the first lead screw and the second lead screw, ensuring the smooth up-and-down movement of the slide block, and adopting the dovetail groove structure for the second dovetail groove and the second dovetail groove, wherein the first dovetail groove and the second dovetail groove can lock the positioning block and the power frame together through the bolt, thereby ensuring the positioning block to be reliably positioned, preventing the swing frame from moving when touching the positioning block, and conveniently adjusting the position of the positioning block, adjusting the rotation angle of the transmission gear to adapt to the training requirements of different users, the connection of the nut with the first lead screw and the second lead screw ensures the uniform moving speed of the nut, the nut is fixedly connected with the rack, and the rack is meshed with the transmission gear, thereby strictly ensuring the uniform and consistent rotating speed of the gear, the utility model discloses a gear wheel, including the nut, the nut passes through the spring, the nut is connected with the effect of a lead screw, No. two lead screws, and when gear wheel rotation took place the obstacle, the nut can take place to destroy with the relation of connection of a lead screw, No. two lead screws, played the safety protection effect, and turning axle and drive gear, fixing base adopt square structural connection, connect reliably, and it is convenient to adjust, prevents the mutual rotation again.
Drawings
Fig. 1 is a schematic structural diagram of a physical fitness leg exercise device according to the present invention.
Fig. 2 is a schematic view of a rack structure according to the present invention.
Fig. 3 is a schematic structural diagram of a transmission gear according to the invention.
Fig. 4 is a schematic view of a rack structure according to the present invention.
Fig. 5 is a schematic view of a corner structure according to the present invention.
Fig. 6 is a schematic view of a fixing base according to the present invention.
Fig. 7 is a schematic structural diagram of the power device of the invention.
Fig. 8 is a schematic front structural view of the power device of the present invention.
FIG. 9 is a schematic view of a power rack according to the present invention.
FIG. 10 is a schematic diagram of the front structure of the power frame according to the present invention.
Fig. 11 is a schematic view of an adapter of the present invention.
Fig. 12 is a schematic view of a slider structure according to the present invention.
Fig. 13 is a schematic view of the elbow rest structure according to the present invention.
Fig. 14 is a schematic structural diagram of a swing link according to the present invention.
Fig. 15 is a schematic structural diagram of a positioning block according to the present invention.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples:
a sports body-building leg exercise device comprises a rack 110, a transmission gear 120, a rack 130, a crank 140, a fixed seat 150 and a power device 200, wherein the power device 200 comprises a power frame 210, an adapter frame 220, a sliding block 230, an elbow frame 240, a swing rod 250, a positioning block 260, a first lead screw 270, a first gear 280 and a spring 290, the upper portion of the left side of the rack 110 is provided with a seat 111, the upper portion of the right side of the rack 110 is provided with a vertical plate 112, the lower portion of the right side of the vertical plate 112 is provided with a base plate 113, the upper portion of the right side of the vertical plate 112 is provided with a rack sliding groove 114, the upper portion of the rack sliding groove 114 is provided with a transmission shaft hole 115, the middle of the left side of the transmission gear 120 is provided with the transmission shaft square hole 122, the side of the transmission shaft square hole 122 is provided with a transmission shaft screw hole 123, the lower portion of the rack 130 is provided with a rack sliding block 131, the right side of the rack 130 is provided with a rack connecting plate 132, the middle of the fixed seat 150 is provided with a fixed seat square hole 151, a fixing seat screw hole 152 is formed in the lower side of the fixing seat square hole 151, a magic tape 153 is arranged on the upper portion of the fixing seat 150, the rack sliding block 131 is connected with the rack sliding groove 114 in a sliding mode, the rack 130 slides in the rack sliding groove 114, the transmission shaft 121 penetrates through the transmission shaft hole 115 from the right side, the transmission shaft 121 is connected with the transmission shaft hole 115 in a rotating mode, the transmission gear 120 rotates in the transmission shaft hole 115, the transmission gear 120 is meshed with the rack 130, the vertical shaft portion of the crank shaft 140 is connected with the transmission shaft square hole 122 in a sliding mode, the crank shaft 140 slides in the transmission shaft square hole 122, a connecting bolt is arranged in the transmission shaft screw hole 123 and fixes the crank shaft 140 and the transmission gear 120 together, the horizontal portion of the crank shaft 140 is connected with the fixing seat square hole 151 in a sliding mode, the fixing seat 150 slides along the horizontal portion of the crank shaft 140, the fixing seat screw hole 152 is connected with the bolt and fixedly connects the fixing seat 150 and the crank shaft 140, the power device 200 is placed on the upper portion of the backing plate 113, and the right side of the rack connecting plate 132 is fixedly connected with the left side of the sliding block 230.
The end face of the power frame 210 is provided with four screw rod frames 211 which are symmetrical up and down and left and right, the two screw rod frames 211 on the left side and the two screw rod frames 211 on the right side are respectively provided with a screw rod hole 212 which are coaxial, the right side of the lower part of the power frame 210 is provided with a motor base 213, the left side of the power frame 210 is provided with a side plate 214, the front part of the side plate 214 is provided with a front plate 215, the front side of the front plate 215 is provided with a second dovetail groove 216, the right side of the front plate 215 is provided with a first dovetail groove 217, the two sides of a first screw rod 270 are rotatably connected with the screw rod hole 212 on the left side, a second screw rod 271 is rotatably connected with the screw rod hole 212 on the right side, the lower part of the first screw rod 270 penetrates through the screw rod hole 212 and is fixedly connected with a first gear 280, the lower part of the second screw rod 271 penetrates through the screw rod hole 212 and is fixedly connected with a second gear 281, the rear side of a motor base 213, an output shaft of the motor 283 is fixedly connected with a third gear 282, the first gear 280 and the second gear 281 are mutually meshed with the motor base, the motor base 281 are also mutually meshed with the third gear 282, the lower part of the power frame 210 is fixedly connected with the upper part of the bottom plate 116.
The left side and the right side of the adapter frame 220 are respectively provided with a nut 221, the upper part of the adapter frame 220 is provided with a cylinder 222, the middle of the cylinder 222 is provided with an adapter frame hole 223, the upper part of the cylinder 222 is provided with a guide rod 224, the front part of the slider 230 is provided with a slider shaft 231, the upper part of the slider 230 is provided with a rotating shaft 232, the left side of the slider 230 is provided with a first dovetail 233, the first dovetail 233 is in sliding connection with a first dovetail groove 217, the first dovetail 233 slides in the first dovetail groove 217, the adapter frame hole 223 is in rotating connection with the slider shaft 231, the adapter frame hole 223 rotates around the slider shaft 231, the nut 221 is in threaded connection with a first lead screw 270 on the same side, and the right side of the belt 160 is fixedly connected with the rear part of the slider 230.
The right side of the swing frame 240 is provided with a cross rod 243, the corners of the swing frame 240 and the cross rod 243 are provided with swing frame holes 241, the lower portion of the swing frame hole 241 is provided with a guide groove 242, the right side of the cross rod 243 is provided with a cross rod pin 244, the left side of the swing rod 250 is provided with a swing rod pin 252, the right side of the swing rod 250 is provided with a swing rod hole 251, the middle of the positioning block 260 is provided with a threaded hole 262, the lower portion of the positioning block 260 is provided with a second dovetail 261, a rotating shaft 232 sequentially penetrates through the swing frame hole 241 and the swing rod hole 251 from inside to outside, the rotating shaft 232 is respectively and rotatably connected with the swing frame hole 241 and the swing rod hole 251, the swing frame hole 241 and the swing rod hole 251 rotate around the rotating shaft 232, the guide groove 242 is slidably connected with the guide rod 224, the two sides of the spring 290 are respectively and fixedly connected with the swing rod pin 252 and the cross rod pin 244, the second dovetail 261 is slidably connected with a second dovetail groove 216, the second dovetail groove 261 is slidably connected with the threaded hole 262 through a bolt.
When the invention is used, a user sits on the upper part of the seat 111, loosens the bolt in the screw hole 123 of the transmission shaft to adjust the vertical position of the crank shaft 140, then fastens the bolt to adapt to the leg length of the user, loosens the bolt inside the screw hole 152 of the fixing seat, adjusts the left and right positions of the fixing seat 150, then fastens the bolt to adapt to the leg position of the user, starts 283, the motor 283 starts to drive the third gear 282 to rotate, the third gear 282 drives the second gear 281 to rotate, the second gear 281 drives the first gear 280 to rotate, the first gear 280 rotates to drive the first lead screw 270 to rotate, the second gear 281 rotates to drive the second lead screw 271 to rotate, when the right nut 221 and the second lead screw 271 are connected, the second lead screw 271 drives the nut 221 to move backwards, the switching frame 220 drives the slide block 230 to move backwards, drives the rack 130 to move backwards, and when the slide block 230 moves backwards, drives the swinging frame 240 and the swinging rod 250 to move backwards, when the sliding block 230 moves to the rear part, the left side of the swing rod 250 contacts the positioning block 260 at the rear part, the swing rod 250 rotates around the rotating shaft 232 under the blocking of the positioning block 260, the rotating shaft 232 rotates, the spring 290 further stretches, when the swing rod 250 rotates to be in line with the cross rod 243, the spring 290 stretches to the longest, the left side of the swing rod 250 continues to rotate under the blocking of the positioning block 260, the included angle between the swing rod 250 and the cross rod 243 is larger than 180 degrees, the spring 290 pulls the swing frame 240 to rotate clockwise, the swing frame 240 rotates clockwise, the guide groove 242 drives the adapter frame 220 to swing to the left side, the right side nut 221 is separated from the second lead screw 271, the left side nut 221 is connected with the first lead screw 270, the first lead screw 270 drives the adapter frame 220 and the sliding block 230 to move forwards, the sliding block 230 moves forwards to drive the rack 130 to move to the front side, when the sliding block 230 moves to the front part, the left side of the swing rod 250 contacts the positioning block 260 at the lower part, the swing rod 250 rotates around the rotating shaft 232 under the blocking of the positioning block 260, when the rotating shaft 232 rotates, the spring 290 further stretches, when the swing rod 250 rotates to be in line with the cross bar 243, the spring 290 stretches to the longest length, the left side of the swing rod 250 continues to rotate under the block of the positioning block 260, the included angle between the swing rod 250 and the cross bar 243 is less than 180 degrees, the spring 290 pulls the swing frame 240 to rotate counterclockwise, the swing frame 240 rotates counterclockwise, the guide groove 242 drives the adapter frame 220 to swing to the right side, the left nut 221 is separated from the first lead screw 270, the right nut 221 is connected with the second lead screw 271, the second lead screw 271 drives the adapter frame 220 and the sliding block 230 to move backward and reciprocate circularly, the sliding block 230 moves forward, the rack 130 is driven to move forward, the rack 130 moves forward to drive the transmission gear 120 to rotate, the transmission gear 120 rotates to drive the crank shaft 140 to lift up, the crank shaft 140 lifts up to drive the fixing base 150 to lift up, the fixing base 150 lifts up, the legs of a user rotate at a constant speed along with the fixing base 150, at this time, the user can exert force to exercise, the sliding block 230 moves backwards to drive the rack 130 to move backwards, the rack 130 moves backwards to drive the transmission gear 120 to rotate, and the transmission gear 120 rotates to drive the crank shaft 140 to fall upwards.
The first dovetail 233 and the first dovetail 217 adopt dovetail groove structures, so that the positioning accuracy of the sliding block 230 is ensured, the sliding stability of the sliding block 230 is ensured, the sliding block is not blocked or inclined, the connection between the nut 221 and the first lead screw 270 and the second lead screw 271 is ensured, the up-and-down movement stability of the sliding block 230 is ensured, the second dovetail 216 and the second dovetail 261 also adopt dovetail groove structures, firstly, the positioning block 260 and the power frame 210 can be locked together through bolts, so that the positioning block 260 is reliably positioned, the position movement when the swing frame 240 touches the positioning block 260 is prevented, secondly, the position of the positioning block 260 can be conveniently adjusted, the rotation angle of the transmission gear 120 can be adjusted, so as to meet the training requirements of different users, the connection between the nut 221 and the first lead screw 270 and the second lead screw 271 ensures that the moving speed of the nut 221 is uniform, and the nut 221 is fixedly connected with the rack 130, the rack 130 is meshed with the transmission gear 120, so that the uniform rotation speed of the gear 120 is strictly guaranteed, the training effect of a user is guaranteed, the components are smoothly matched with each other in an interaction mode, the jamming is prevented, the stress is balanced, the rotation speed of the motor 283 is adjusted, the training speed of the user can be adjusted, the balance is good, the nut 221, the first lead screw 270 and the second lead screw 271 are connected together through the spring 290, when the gear 120 rotates and is in a barrier, the connection relation between the nut 221 and the first lead screw 270 and the second lead screw 271 can be damaged, the safety protection effect is achieved, the turning shaft 140, the transmission gear 120 and the fixing seat 150 are connected in a square structure, the connection is reliable, the adjustment is convenient, and the mutual rotation is prevented.
A method of using a gym leg exercise apparatus, comprising the steps of: firstly, when the invention is used, a user sits on the upper part of the seat 111, loosens the bolts in the screw holes 123 of the transmission shaft to adjust the vertical positions of the crank shafts 140, then fastens the bolts to adapt to the leg length of the user, loosens the bolts on the inner sides of the screw holes 152 of the fixed seats, adjusts the left and right positions of the fixed seats 150, then fastens the bolts to adapt to the leg position of the user, and starts the motor 283 to start exercise; secondly, the rotation angle of the transmission gear 120 can be adjusted by adjusting the position of the positioning block 260, so that the exercise amplitude of a user is adjusted; and thirdly, the rotating speed of the motor 283 can adjust the training speed of the user.
The method specifically comprises the following steps: when the invention is used, a user sits on the upper part of the seat, loosens the bolt in the screw hole of the transmission shaft to adjust the vertical position of the crank shaft, then fastens the bolt to adapt to the leg length of the user, loosens the bolt in the screw hole of the fixed seat, adjusts the left and right positions of the fixed seat, then fastens the bolt to adapt to the leg position of the user, starts, the motor starts to drive the third gear to rotate, the third gear drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the first lead screw to rotate, the second gear drives the second lead screw to rotate, when the nut on the right side is connected with the second lead screw, the second lead screw drives the nut to move backwards, the switching frame drives the slide block to move backwards, the rack to move backwards, when the slide block moves backwards, the swing frame and the swing rod are driven to move backwards, when the slide block moves to the rear part, the left side of the swing rod can touch the positioning block at the rear part, the swing rod rotates around the rotating shaft under the blocking of the positioning block, the rotating shaft rotates, the spring is further stretched, when the swing rod rotates to be in line with the cross rod, the spring is stretched to be longest, the left side of the swing rod continues to rotate under the blocking of the positioning block, the included angle between the swing rod and the cross rod is larger than 180 degrees, the swing frame is pulled to rotate clockwise, the swing frame rotates clockwise, the guide groove drives the adapter frame to swing towards the left side, the right side nut is separated from the second lead screw, the left side nut is connected with the first lead screw, the first lead screw drives the adapter frame and the sliding block to move forwards, the sliding block moves forwards to drive the movable rack to move forwards, when the sliding block moves to the front part, the left side of the swing rod can touch the positioning block at the lower part, the swing rod rotates around the rotating shaft under the blocking of the positioning block, the spring is further stretched when the swing rod rotates to be in line with the cross rod, the spring is stretched to be longest, and the left side of the swing rod continues to rotate under the blocking of the positioning block, pendulum rod and horizontal pole contained angle are less than 180 degrees again, spring pulling swing span anticlockwise rotation, the guide slot drives the switching frame and swings towards the right side, left side nut and lead screw break away from, right side nut and No. two screw connections, No. two lead screws drive switching frame and slider backward movement again, the circulation is reciprocal, the slider is the forward movement, drive rack forward movement, rack forward movement drives drive gear and rotates, drive gear rotates and drives the axle of turning up and lift, the axle of turning up lifts the drive fixing base, the fixing base lifts, the user shank is along with the fixing base at the uniform velocity, the user can exert oneself at this moment and temper, the slider moves backward, it moves backward to drive the rack, the rack moves backward and drives drive gear and rotates, drive gear rotates and drives the axle of turning up and falls down.
Claims (7)
1. A sports fitness leg exercise device is characterized by comprising a rack, a transmission gear, a rack, a turning shaft, a fixed seat and a power device, wherein the power device comprises a power frame, a switching frame, a sliding block, an elbow frame, a swing rod, a positioning block, a first lead screw, a first gear and a spring, the upper portion of the left side of the rack is provided with a seat, the upper portion of the right side of the rack is provided with a vertical plate, the lower portion of the right side of the vertical plate is provided with a backing plate, the upper portion of the right side of the vertical plate is provided with a rack sliding groove, the upper portion of the rack sliding groove is provided with a transmission shaft hole, the middle of the left side of the transmission gear is provided with a transmission shaft square hole, the side surface of the transmission shaft square hole is provided with a transmission shaft screw hole, the lower portion of the rack is provided with a rack sliding block, the right side of the rack is provided with a rack connecting plate, the middle of the fixed seat is provided with a fixed seat square hole, the lower side of the fixed seat is provided with a fixed seat screw hole, the upper portion is provided with a magic tape, the rack sliding block is connected with the rack sliding groove, the rack slides in the frame spout, the transmission shaft passes the transmission shaft hole from the right side, the transmission shaft rotates and connects the transmission shaft hole, drive gear rotates in the transmission shaft hole, drive gear and rack intermeshing, the partial sliding connection transmission shaft square hole of axle vertical section of turning, the turning slides in the transmission shaft square hole, connecting bolt in the transmission shaft screw, the bolt is together fixed with turning and drive gear, turning horizontal section sliding connection fixing base square hole, the fixing base slides along turning horizontal section, fixing base screw connecting bolt, the bolt is with fixing base and turning fixed connection, power device places on backing plate upper portion, rack connecting plate right side fixed connection slider left side.
2. The physical fitness leg exercise equipment as claimed in claim 1, wherein the end face of the power frame is provided with four screw rod frames which are symmetrical up and down, left two screw rod frames and right two screw rod frames are respectively provided with coaxial screw rod holes, the right side of the lower portion of the power frame is provided with a motor base, the left side of the power frame is provided with a side plate, the front portion of the side plate is provided with a front plate, the front side of the front plate is provided with a second dovetail groove, and the right side of the front plate is provided with a first dovetail groove.
3. The leg exercising device for physical exercise according to claim 2, wherein the first screw is rotatably connected to the left screw hole at both sides, the second screw is rotatably connected to the right screw hole, the lower portion of the first screw passes through the screw hole and is fixedly connected with the first gear, the lower portion of the second screw passes through the screw hole and is fixedly connected with the second gear, the rear side of the motor is fixedly connected with the motor base, the output shaft of the motor is fixedly connected with the third gear, the first gear and the second gear are meshed with each other, the second gear is meshed with the third gear, and the lower portion of the power frame is fixedly connected with the upper portion of the bottom plate.
4. The physical fitness leg exercise device according to claim 3, wherein the left side and the right side of the adapter frame are respectively provided with a nut, the upper portion of the adapter frame is provided with a cylinder, an adapter frame hole is formed in the middle of the cylinder, a guide rod is arranged on the upper portion of the cylinder, a slider shaft is arranged at the front portion of the slider, a rotating shaft is arranged on the upper portion of the slider, a first dovetail is arranged on the left side of the slider, the first dovetail is in sliding connection with a first dovetail groove, the first dovetail slides in the first dovetail groove, the adapter frame hole is rotatably connected with the slider shaft, the adapter frame hole rotates around the slider shaft, the nut is in threaded connection with a first lead screw on the same side, and the right side of the belt is fixedly connected with the rear portion of the slider.
5. The leg exercising apparatus for physical fitness according to claim 4, wherein the right side of the swing frame has a cross bar, the swing frame and the corners of the cross bar have swing frame holes, the lower portion of the swing frame hole has a guide groove, the right side of the cross bar has a cross bar pin, the left side of the swing bar has a swing bar pin, the right side of the swing bar has a swing bar hole, the middle of the positioning block has a threaded hole, the lower portion of the positioning block has a second dovetail, and the rotating shaft sequentially passes through the swing frame hole and the swing bar hole from inside to outside.
6. The physical fitness leg exercise equipment according to claim 5, wherein a rotating shaft is rotatably connected with a swing frame hole and a swing rod hole respectively, the swing frame hole and the swing rod hole rotate around the rotating shaft, a guide groove is slidably connected with a guide rod, a swing rod pin and a cross rod pin are fixedly connected to two sides of a spring respectively, a second dovetail is slidably connected with a second dovetail groove, the second dovetail slides in the second dovetail groove, and the threaded hole is fixedly connected with the second dovetail groove through a bolt.
7. The method of using a physical fitness leg exercise device as recited in claim 1, comprising the steps of: firstly, when the leg exercise machine is used, a user sits on the upper portion of a seat, the bolt in the screw hole of a transmission shaft is loosened to adjust the vertical position of a crank shaft, then the bolt is fastened to adapt to the leg length of the user, the bolt on the inner side of the screw hole of a fixed seat is loosened to adjust the left position and the right position of the fixed seat, then the bolt is fastened to adapt to the leg position of the user, and a motor is started to start exercise; secondly, the rotation angle of the transmission gear can be adjusted by adjusting the position of the positioning block, so that the exercise amplitude of a user is adjusted; and thirdly, the rotating speed of the motor can be adjusted to regulate the training speed of the user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111516188.1A CN114028774A (en) | 2021-12-13 | 2021-12-13 | Physical fitness leg exercise equipment and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111516188.1A CN114028774A (en) | 2021-12-13 | 2021-12-13 | Physical fitness leg exercise equipment and use method |
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| CN114028774A true CN114028774A (en) | 2022-02-11 |
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| CN202111516188.1A Pending CN114028774A (en) | 2021-12-13 | 2021-12-13 | Physical fitness leg exercise equipment and use method |
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| CN109331411A (en) * | 2018-09-25 | 2019-02-15 | 林丽 | A kind of novel physical fitness equipment |
| CN109431699A (en) * | 2018-12-27 | 2019-03-08 | 河南师范大学新联学院 | Healing robot |
| US20190133865A1 (en) * | 2017-11-09 | 2019-05-09 | Javier Almendarez | Novel exercise device |
| CN110102021A (en) * | 2019-05-21 | 2019-08-09 | 卢文坤 | A kind of orthopaedic trauma is with resuming training device |
| CN110916979A (en) * | 2019-12-12 | 2020-03-27 | 陈漫 | Knee joint rehabilitation training chair |
| CN111317966A (en) * | 2018-05-23 | 2020-06-23 | 白宏周 | Fitness bench press frame with protection function and method |
| CN111513989A (en) * | 2020-05-12 | 2020-08-11 | 魏晓艳 | Internal medicine nursing exercise device |
| CN211635078U (en) * | 2019-11-25 | 2020-10-09 | 刘淑贞 | Abdomen exerciser is used in gynaecology and obstetrics's nursing |
| CN111789742A (en) * | 2020-07-13 | 2020-10-20 | 杭州亚朗科技有限公司 | Recovered robot of low limbs of dynamic feedback automatically regulated |
| CN211752234U (en) * | 2020-03-12 | 2020-10-27 | 朱卫洁 | Knee joint postoperative recovery degree trainer |
| CN112006897A (en) * | 2020-09-25 | 2020-12-01 | 邢台职业技术学院 | Auxiliary ankle pump exerciser for preventing venous thrombosis of lower limbs and using method |
| CN212090728U (en) * | 2019-10-14 | 2020-12-08 | 李浩平 | Medical leg rehabilitation training device |
| CN212326879U (en) * | 2020-06-04 | 2021-01-12 | 中国人民解放军空军军医大学 | Device is tempered with shank to patient's of orthopedics rehabilitation |
| CN212789635U (en) * | 2020-08-20 | 2021-03-26 | 常州刘国钧高等职业技术学校(常州市刘国钧职业教育中心) | Leg is taken exercise and is used sports apparatus |
| CN212880058U (en) * | 2020-04-03 | 2021-04-06 | 河南省人民医院 | Rheumatic arthritis rehabilitation and nursing device |
| CN212941216U (en) * | 2020-08-04 | 2021-04-13 | 张璇 | Medical science is with multi-functional bed board pedal |
| CN213283635U (en) * | 2020-08-06 | 2021-05-28 | 熊良平 | Novel orthopedic traction frame |
| CN213491823U (en) * | 2020-11-18 | 2021-06-22 | 许德刚 | Track and field sportsman shank strength training device |
| CN213607974U (en) * | 2020-11-05 | 2021-07-06 | 十堰市太和医院（湖北医药学院附属医院） | Paraplegia patient's low limbs exerciser |
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| CN113208873A (en) * | 2021-05-10 | 2021-08-06 | 河南科技大学第一附属医院 | Multifunctional joint wound treatment auxiliary device |
| CN113519464A (en) * | 2021-06-28 | 2021-10-22 | 中国水产科学研究院黑龙江水产研究所 | Efficient artemia nauplii hatching device and operation method |
| CN113633519A (en) * | 2021-08-20 | 2021-11-12 | 陈小平 | Recovered auxiliary assembly of department of neurology |
| CN113749902A (en) * | 2020-06-04 | 2021-12-07 | 中国人民解放军空军军医大学 | Device is tempered with shank to patient's of orthopedics rehabilitation |
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| CN108743230A (en) * | 2018-06-19 | 2018-11-06 | 武汉理工大学 | It is a kind of to stretch the chair type robot assisted device restored for four limbs |
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| CN110102021A (en) * | 2019-05-21 | 2019-08-09 | 卢文坤 | A kind of orthopaedic trauma is with resuming training device |
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| CN110916979A (en) * | 2019-12-12 | 2020-03-27 | 陈漫 | Knee joint rehabilitation training chair |
| CN211752234U (en) * | 2020-03-12 | 2020-10-27 | 朱卫洁 | Knee joint postoperative recovery degree trainer |
| CN212880058U (en) * | 2020-04-03 | 2021-04-06 | 河南省人民医院 | Rheumatic arthritis rehabilitation and nursing device |
| CN111513989A (en) * | 2020-05-12 | 2020-08-11 | 魏晓艳 | Internal medicine nursing exercise device |
| CN212326879U (en) * | 2020-06-04 | 2021-01-12 | 中国人民解放军空军军医大学 | Device is tempered with shank to patient's of orthopedics rehabilitation |
| CN113749902A (en) * | 2020-06-04 | 2021-12-07 | 中国人民解放军空军军医大学 | Device is tempered with shank to patient's of orthopedics rehabilitation |
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| CN111789742A (en) * | 2020-07-13 | 2020-10-20 | 杭州亚朗科技有限公司 | Recovered robot of low limbs of dynamic feedback automatically regulated |
| CN212941216U (en) * | 2020-08-04 | 2021-04-13 | 张璇 | Medical science is with multi-functional bed board pedal |
| CN213283635U (en) * | 2020-08-06 | 2021-05-28 | 熊良平 | Novel orthopedic traction frame |
| CN212789635U (en) * | 2020-08-20 | 2021-03-26 | 常州刘国钧高等职业技术学校(常州市刘国钧职业教育中心) | Leg is taken exercise and is used sports apparatus |
| CN112006897A (en) * | 2020-09-25 | 2020-12-01 | 邢台职业技术学院 | Auxiliary ankle pump exerciser for preventing venous thrombosis of lower limbs and using method |
| CN213607974U (en) * | 2020-11-05 | 2021-07-06 | 十堰市太和医院（湖北医药学院附属医院） | Paraplegia patient's low limbs exerciser |
| CN213491823U (en) * | 2020-11-18 | 2021-06-22 | 许德刚 | Track and field sportsman shank strength training device |
| CN113208873A (en) * | 2021-05-10 | 2021-08-06 | 河南科技大学第一附属医院 | Multifunctional joint wound treatment auxiliary device |
| CN113519464A (en) * | 2021-06-28 | 2021-10-22 | 中国水产科学研究院黑龙江水产研究所 | Efficient artemia nauplii hatching device and operation method |
| CN113633519A (en) * | 2021-08-20 | 2021-11-12 | 陈小平 | Recovered auxiliary assembly of department of neurology |
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Application publication date: 20220211 |