CN219289965U - Hand and leg multi-combination exercise device - Google Patents
Hand and leg multi-combination exercise device Download PDFInfo
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- CN219289965U CN219289965U CN202320542897.5U CN202320542897U CN219289965U CN 219289965 U CN219289965 U CN 219289965U CN 202320542897 U CN202320542897 U CN 202320542897U CN 219289965 U CN219289965 U CN 219289965U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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Abstract
The utility model relates to a hand and leg multi-combination exercise device which comprises a wheelchair, wherein a frame is fixedly arranged right in front of the wheelchair, the frame is of a herringbone structure, and a rocking handle is rotatably arranged at the top end of the frame; the front end of the lower part of the frame is rotatably provided with a front wheel, and the rear end of the lower part of the frame, which is connected with the wheelchair, is fixedly provided with a first pedal; a transmission mechanism is arranged between the rocking handle and the front wheel, and the front wheel is rotated after the rotation of the rocking handle is transmitted by the transmission mechanism; foot exercise adjusting mechanisms are symmetrically arranged at the front ends of the wheelchairs positioned on the two sides of the frame. The multifunctional combined exercise device is compact and reasonable in structure, convenient to operate, capable of performing combined exercise with multiple functions, capable of effectively assisting exercise of hand, leg and abdomen muscles, convenient, fast, stable, reliable and good in practicality.
Description
Technical Field
The utility model relates to the technical field of fitness equipment, in particular to a hand and leg multi-combination exercise device.
Background
The wheelchair not only can be used as a tool for replacing walking and caring family members of wounded, patients, disabled people and other inconvenient people, but also has the rehabilitation exercise function. Lack of exercise in wheelchairs for a long period of time is likely to cause symptoms such as muscular atrophy, weakness, etc., and exercise of hand and leg muscles is particularly important to this person.
Existing hand, leg and waist exercise equipment have the following problems: first: the function is single, only one function can be exercised, and people are extremely tired easily for a long time, so that the exercise effect is influenced; second,: exercise equipment requires a high space and is inconvenient to move back and forth in too narrow a place. The presence of these problems reduces the physical exercise effect to some extent.
Disclosure of Invention
The applicant provides a reasonable hand and leg multi-combination exercise device aiming at the defects in the prior art, so that the exercise device is assisted in realizing multiple exercise functions, is effective in assisting exercise of hand, leg and abdomen muscles, is convenient and fast, is stable and reliable, and has good practicability.
The technical scheme adopted by the utility model is as follows:
the hand and leg multi-combination exercise device comprises a wheelchair, wherein a frame is fixedly arranged right in front of the wheelchair, the frame is of a herringbone structure, and a rocking handle is rotatably arranged at the top end of the frame; the front end of the lower part of the frame is rotatably provided with a front wheel, and the rear end of the lower part of the frame, which is connected with the wheelchair, is fixedly provided with a first pedal; a transmission mechanism is arranged between the rocking handle and the front wheel, and the front wheel is rotated after the rotation of the rocking handle is transmitted by the transmission mechanism; foot exercise adjusting mechanisms are symmetrically arranged at the front ends of the wheelchairs positioned on the two sides of the frame.
As a further improvement of the above technical scheme:
the structure of the transmission mechanism is as follows: comprises a rotating shaft which is horizontally and rotatably arranged at the top end of a frame, wherein one end or two ends of the rotating shaft are provided with rocking handles, and the rotating shaft is fixedly sleeved with a large chain wheel; the bicycle frame is characterized by further comprising a connecting shaft which is horizontally and rotatably arranged at the front end of the lower part of the bicycle frame, second foot pedals are arranged at two ends of the connecting shaft, a flywheel is fixedly sleeved on the connecting shaft, a large chain wheel is connected with the flywheel through a chain for transmission, and a front wheel is sleeved at the middle part of the connecting shaft.
The transmission mechanism also comprises a protective shell which accommodates the large chain wheel and the chain inside.
The flywheel has the structure that: the chain comprises an outer ring, wherein the outer wall surface of the outer ring is provided with teeth meshed with a chain along the circumferential direction, and the inner wall surface of the outer ring is provided with a plurality of ratchets at intervals along the circumferential direction; an inner ring is coaxially arranged in the outer ring, a plurality of pawls are arranged on the inner ring in a swinging manner along the circumferential direction at intervals, and the pawls are simultaneously engaged with ratchet teeth on the outer ring in a matching manner; the outer wall surface of the inner ring is also provided with a ratchet groove for accommodating the pawl during swing lamination, and an elastic piece which resets after swing lamination is arranged between the pawl and the inner ring.
The foot exercise adjusting mechanism has the structure that: the device comprises an adjusting plate fixedly arranged on a wheelchair, wherein the adjusting plate is of a fan-shaped structure with a hollow opening, a first sleeve is rotatably arranged on the adjusting plate, one end of the first sleeve is inserted into the hollow interior of the adjusting plate, the other end of the first sleeve penetrates out of the adjusting plate outwards and is axially sleeved with a second sleeve, and a clamping sleeve I is sleeved on the outer wall surface of the joint of the first sleeve and the second sleeve; the second sleeve is of a forward L-shaped structure, an axial horizontal counterweight assembly is fixedly mounted on the second sleeve vertical arm, a third pedal is fixedly mounted on the second sleeve horizontal arm, and the third pedal is located below the counterweight assembly.
The adjusting plate is provided with a plurality of holes I penetrating through the wall surface, and circle centers of the holes I are spaced on the same circumference; and a second penetrating hole is formed in the first sleeve in the diameter direction, and a quick-release pin is inserted into the first penetrating hole and the second penetrating hole.
The structure of the counterweight component is as follows: the anti-skid device comprises a central column, wherein a plurality of balancing weights are sleeved on the central column along the axial direction, and anti-skid sleeves are commonly installed on the circumferential outer wall surfaces of the balancing weights; and one end part of the central column is fixedly arranged with the second sleeve, and the other end part of the central column is in threaded fit with a locking nut.
The rear end of the lower part of the frame is extended backwards to form a horizontal cross beam, and the two sides of the cross beam are respectively provided with a first pedal in a rotating way.
The back rest is rotatably arranged at the back edge of the wheelchair stool.
The beneficial effects of the utility model are as follows:
the utility model has compact and reasonable structure and convenient operation, an exerciser sits on the wheelchair, feet are placed on the second pedal, the exerciser holds the rocking handle, and rotates the rocking handle, the hand shaking force is converted into the driving force of the front wheel through the transmission mechanism, so that the wheelchair is driven to advance, and meanwhile, the front wheel rotates to drive the second pedal to rotate, legs move along with the second pedal, and the synchronous exercise of the hand muscles and leg muscles of the exerciser is realized; the exerciser can also exercise the muscle of the feet and the legs independently through the foot exercise adjusting mechanism; convenient, stable and reliable, and good practicality.
The utility model also has the following advantages:
the outer ring and the inner ring of the flywheel are provided with ratchets and pawls which are engaged and assembled with each other, when the two feet are placed on the second foot pedal, the two feet trample on the second foot pedal anticlockwise, the second foot pedal drives the connecting shaft to anticlockwise rotate, the connecting shaft rotates to drive the inner ring of the flywheel to rotate, and the front wheel is driven to rotate so as to realize the forward movement of the wheelchair; the inner circle is at anticlockwise pivoted in-process, and the pawl is the sliding motion along the ratchet, and the inner circle rotates and can not drive the outer lane and rotate for rotate and can not pass through the chain and transmit on the big sprocket, consequently the pivot just can not rotate, and the rocking handle also can not rotate, and the helping hand realizes the exercise of shank muscle alone, and holds the rocking handle and be used for the control of front wheel advancing direction.
The second sleeve is inserted into the first sleeve, the telescopic length of the second sleeve relative to the first sleeve is axially adjusted, and the second sleeve is locked at the joint by the clamping sleeve, so that the length adjustment is realized, and the exercise of users with different leg lengths is assisted.
The adjusting plate is provided with a plurality of first holes, the first sleeve is forced to swing relative to the adjusting plate to adjust relative angles, and the first sleeve is relatively fixed through the insertion of the quick-release pins, so that comfort levels of legs of different users during exercise are matched, and the adjustment is convenient and quick.
Withdrawing the quick release pin between the adjusting plate and the first sleeve so that the first sleeve can swing relative to the adjusting plate; during exercise, the ankle joint is contacted with the counterweight component, the lower leg moves back and forth, and the foot exercise adjusting mechanism is driven to swing relative to the horizontal plane, so that another exercise of leg muscles is realized.
The counter weight assembly is internally provided with a plurality of counter weights, and an exerciser adjusts the number of the counter weights in the counter weight assembly according to the weight bearing pressure at the ankle joint, so that the exercise of users with different weight bearing pressures at the ankle joint can be matched.
The backrest rotates backwards and clockwise to a horizontal position, the exerciser lies on the back on the wheelchair, the ankle joints are contacted with the counterweight components, the abdomen force is exerted to realize the action of lying on the back, and the abdomen exercise is assisted.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of a partial explosion of the transmission mechanism of the present utility model.
Fig. 3 is an exploded view of the small flywheel of the present utility model.
Fig. 4 is a schematic view of the structure of the exercise adjusting mechanism of the present utility model.
Fig. 5 is an exploded view of the exercise adjustment mechanism of the present utility model.
Fig. 6 is a schematic structural view of the counterweight assembly of the utility model.
Wherein: 1. a rocking handle; 2. a wheelchair; 3. a first foot pedal; 4. a foot exercise adjustment mechanism; 5. a second foot pedal; 6. a front wheel; 7. a transmission mechanism; 8. a frame;
201. a backrest;
401. a third foot pedal; 402. a counterweight assembly; 403. a second sleeve; 404. cutting ferrule I; 405. an adjusting plate; 406. a quick release pin; 407. a first sleeve; 408. a second cutting sleeve;
4021. a center column; 4022. balancing weight; 4023. an anti-skid sleeve; 4024. a lock nut;
4051. a first hole;
4071. a second hole;
4081. hole III;
701. a connecting shaft; 702. a flywheel; 703. a protective shell; 704. a chain; 705. a large sprocket; 706. a rotating shaft;
7021. an outer ring; 7022. an inner ring; 7023. a pawl; 7024. a protective cover;
70211. a ratchet; 70221. a ratchet groove.
Detailed Description
The following describes specific embodiments of the present utility model with reference to the drawings.
As shown in fig. 1, the hand and leg multi-combination exercise device of the embodiment comprises a wheelchair 2, wherein a frame 8 is fixedly arranged right in front of the wheelchair 2, the frame 8 is of a herringbone structure, and a rocking handle 1 is rotatably arranged at the top end of the frame 8; the front end of the lower part of the frame 8 is rotatably provided with a front wheel 6, and the rear end of the lower part of the frame 8 at the joint of the wheelchair 2 is fixedly provided with a first pedal 3; a transmission mechanism 7 is arranged between the rocking handle 1 and the front wheel 6, and the front wheel 6 rotates after the rotation of the rocking handle 1 is transmitted by the transmission mechanism 7; the front ends of the wheelchairs 2 positioned on the two sides of the frame 8 are symmetrically provided with foot exercise adjusting mechanisms 4.
An exerciser sits on the wheelchair 2, feet are placed on the second pedal 5, the rocking handle 1 is held by hands, the exerciser rotates the rocking handle 1, the hand shaking force is converted into the driving force of the front wheels 6 through the transmission mechanism 7, so that the wheelchair 2 is advanced, meanwhile, the front wheels 6 rotate to drive the second pedal 5 to rotate, legs move along with the rotation, and the synchronous exercise of hand muscles and leg muscles of the exerciser is realized; the exerciser can also exercise the muscle of the feet and the legs independently through the foot exercise adjusting mechanism; convenient, stable and reliable, and good practicality.
As shown in fig. 2, the transmission mechanism 7 has the following structure: comprises a rotating shaft 706 which is horizontally and rotatably arranged at the top end of a frame 8, wherein one end or two ends of the rotating shaft 706 are provided with rocking handles 1, and the rotating shaft 706 is fixedly sleeved with a large chain wheel 705; the bicycle further comprises a connecting shaft 701 which is horizontally rotatably arranged at the front end of the lower part of the bicycle frame 8, second foot pedals 5 are arranged at two ends of the connecting shaft 701, a flywheel 702 is fixedly sleeved on the connecting shaft 701, a large chain wheel 705 and the flywheel 702 are connected and driven through a chain 704, and a front wheel 6 is sleeved in the middle of the connecting shaft 701.
In the embodiment, the crank 1 is arranged at the end part of the rotating shaft 706, so that the hand is used for exerting force to exercise; the one-hand exercise or the two-hand synchronous exercise is realized through the arrangement of one group of rocking handles 1 or two groups of rocking handles 1.
As shown in fig. 2, the transmission mechanism 7 further comprises a protecting shell 703, and the protecting shell 703 contains a large sprocket 705 and a chain 704, so that the protection of the transmission mechanism 7 is realized, and the safety during exercise is improved.
As shown in fig. 3, the flywheel 702 has the following structure: the outer ring 7021 is included, teeth meshed with a chain 704 are arranged on the outer wall surface of the outer ring 7021 along the circumferential direction, and a plurality of ratchets 70211 are arranged on the inner wall surface of the outer ring 7021 at intervals along the circumferential direction; an inner ring 7022 is coaxially arranged in the outer ring 7021, a plurality of pawls 7023 are arranged on the inner ring 7022 in a swinging manner along the circumferential direction at intervals, and the plurality of pawls 7023 are simultaneously assembled and meshed with ratchet teeth 70211 on the outer ring 7021; the outer wall surface of the inner ring 7022 is also provided with a ratchet groove 70221 which is used for accommodating the pawl 7023 when the pawl 7023 swings and is attached, and an elastic piece which resets after swinging and attaching is arranged between the pawl 7023 and the inner ring 7022.
In this embodiment, the elastic member may be a spring corresponding to the pawls 7023 one by one, and the spring stores energy to reset after the pawls 7023 toggle the inner ring 7022;
in this embodiment, the elastic member may be a steel wire embedded in the middle of the circumferential outer wall surface of the inner ring 7022, and the plurality of pawls 7023 are all sleeved on the steel wire, so that when the pawls 7023 are attached to the ratchet grooves 70221 of the inner ring 7022 under the action of the ratchet 70211, the steel wire will deform, and after the acting force from the ratchet 70211 is removed, the pawls 7023 will return under the acting force of the steel wire.
The ratchet 70211 and the pawl 7023 which are engaged and assembled with each other are arranged between the outer ring 7021 and the inner ring 7022 of the flywheel 702, when two feet are placed on the second foot pedal 5, the two feet trample on the second foot pedal 5 anticlockwise, the second foot pedal 5 drives the connecting shaft 701 to rotate anticlockwise, the connecting shaft 701 rotates to drive the inner ring 7022 of the flywheel 702 to rotate, and the front wheel 6 is driven to rotate so as to realize the forward movement of the wheelchair 2; during the counterclockwise rotation of the inner race 7022, the pawls 7023 slide along the ratchet 70211, and the rotation of the inner race 7022 does not drive the outer race 7021 to rotate, so that the rotation is not transmitted to the large sprocket 705 via the chain 704, and therefore the rotation shaft 706 does not rotate, the crank 1 does not rotate, the exercise of leg muscles is independently achieved, and the crank is held by hand for controlling the forward direction of the front wheel.
The exerciser rotates rocking handle 1 anticlockwise, rocking handle 1 drives pivot 706 rotation, pivot 706 rotation drives big sprocket 705 rotation, big sprocket 705 rotation is transmitted to flywheel 702 outer lane 7021 through chain 704, thereby drive outer lane 7021 rotation, outer lane 7021 is in anticlockwise pivoted in-process, pawl 7023 is fixed for ratchet 70211, outer lane 7021 rotates and can drive inner circle 7022 rotation, make inner circle 7022 rotate and drive connecting axle 701 anticlockwise rotation, connecting axle 701 rotates and drives front wheel 6 rotation, thereby realize wheelchair 2's the going forward, simultaneously connecting axle 701 rotates and can drive second pedal 5 anticlockwise rotation, the shank moves thereupon, the helping hand is realized exerciser's hand and leg muscle's exercise.
As shown in fig. 4 and 5, the foot exercise adjustment mechanism 4 has a structure in which: the wheelchair comprises an adjusting plate 405 fixedly arranged on a wheelchair 2, wherein the adjusting plate 405 is of a fan-shaped structure with a hollow opening, the adjusting plate 405 is rotatably provided with a first sleeve 407, one end of the first sleeve 407 is inserted into the hollow interior of the adjusting plate 405, the other end of the first sleeve 407 outwards penetrates out of the adjusting plate 405 and is axially sleeved with a second sleeve 403, a clamping sleeve I404 is sleeved on the outer wall surface of the joint of the first sleeve 407 and the second sleeve 403, the telescopic length of the second sleeve 403 relative to the first sleeve 407 is axially adjusted, and the joint is locked by the clamping sleeve I404, so that the length adjustment is realized, and the training of users with different leg lengths is assisted; the second sleeve 403 is of a forward L-shaped structure, an axial horizontal counterweight assembly 402 is fixedly arranged on a vertical arm of the second sleeve 403, a third pedal 401 is fixedly arranged on a horizontal arm of the second sleeve 403, and the third pedal 401 is positioned below the counterweight assembly 402.
In this embodiment, the first ferrule 404 has a U-shaped structure, and the opening end thereof is clamped at the joint of the first sleeve 407 and the second sleeve 403, and is locked by an external fastener.
As shown in fig. 5, the adjusting plate 405 is provided with a plurality of holes 4051 penetrating through the wall surface, and the circle centers of the holes 4051 are spaced on the same circumference; the first sleeve 407 is provided with a second through hole 4071 along the diameter direction, and meanwhile, the first through hole 4051 and the second through hole 4071 are inserted with a quick release pin 406; the adjusting plate 405 is provided with a plurality of holes 4051, the first sleeve 407 is forced to swing relative to the adjusting plate 405 to adjust the relative angle, and the quick release pins 406 are inserted and fixed relatively, so that the comfort level of legs of different users in exercise can be matched, and the adjustment is convenient and quick; the quick release pin 406 between the adjustment plate 405 and the first sleeve 407 is withdrawn, enabling the first sleeve 407 to swing relative to the adjustment plate 405; during exercise, the ankle joint contacts the weight assembly 402, and the calf moves back and forth, driving the foot exercise adjustment mechanism 4 to swing relative to the horizontal plane, thereby achieving another exercise of the leg muscles.
As shown in fig. 5 and 6, the counterweight assembly 402 is configured as follows: the foot exercise device comprises a central column 4021, wherein a plurality of balancing weights 4022 are sleeved on the central column 4021 along the axial direction, and an exerciser adjusts the number of the balancing weights 4022 in a balancing weight assembly 402 according to the weight bearing pressure of the instep so as to match the exercise of users with different weight bearing pressures; an anti-skid sleeve 4023 is commonly arranged on the circumferential outer wall surfaces of the plurality of balancing weights 4022; one end of the center post 4021 is fixedly mounted with the second sleeve 403, and the other end of the center post 4021 is provided with a locking nut 4024 in a threaded manner, so that the counterweight assembly 402 is prevented from being separated from the center post 4021 by the locking nut 4024.
In this embodiment, the center posts 4021 and 403 are fixedly installed through the second ferrule 408, specifically: the second clamping sleeve 408 is of a U-shaped structure, the opening of the second clamping sleeve 408 is sleeved on the wall surface of the second sleeve 403, a third hole 4081 is formed in two parallel arms of the second clamping sleeve 408, which are positioned on the outer side of the second sleeve 403, and the center column 4021 sequentially penetrates through the second clamping sleeve 408 and the balancing weight 4022 and is then in locking connection with the locking nut 4024.
As shown in fig. 2, a horizontal cross beam extends rearward from the rear end of the lower part of the frame 8, and the first footrests 3 are rotatably mounted on both sides of the cross beam, respectively, so that when two feet are placed on the third footrests 402, the first footrests 3 need to be turned upwards and folded.
As shown in fig. 1, a backrest 201 is rotatably mounted at the back edge of the stool of the wheelchair 2, the backrest 201 is rotated backward and clockwise to a horizontal position, an exerciser lies on the wheelchair 2, the ankle is contacted with a counterweight assembly 402, and the abdomen force is applied to realize the supine movement, so that the abdomen exercise is assisted.
The application mode of the utility model is as follows:
the multi-combination exercise device can help to realize different exercises of hands matched with legs according to the arrangement of feet on different pedals, and specifically comprises the following components:
hand exercise motion process: the exerciser sits on the wheelchair 2, the hands of the exerciser respectively grip the corresponding rocking handles 1, the feet are placed on the third pedal 401, the rocking handles 1 are rotated anticlockwise, the hand shaking force is converted into the driving force of the front wheels 6 through the transmission mechanism 7, so that the wheelchair 2 moves forwards, and the hand muscle of the exerciser is assisted to exercise;
leg exercise movement process: an exerciser sits on the wheelchair 2, the exerciser respectively grasps the corresponding rocking handles 1 by two hands, the two feet are placed on the second foot pedals 5, the two feet trample the second foot pedals 5 anticlockwise, the second foot pedals 5 drive the connecting shaft 701 to rotate anticlockwise, the connecting shaft 701 rotates to drive the inner ring 7022 of the flywheel 702 to rotate, and the front wheel 6 is driven to rotate so as to realize the forward movement of the wheelchair 2; during the counterclockwise rotation of the inner race 7022, the pawls 7023 slide along the ratchet 70211, and the rotation of the inner race 7022 does not drive the outer race 7021 to rotate, so that the rotation is not transmitted to the large sprocket 705 via the chain 704, and therefore the rotation shaft 706 does not rotate, the crank 1 does not rotate, the exercise of leg muscles is independently achieved, and the crank is held by hand for controlling the forward direction of the front wheel.
Hand and foot simultaneous exercise process: the exerciser sits on the wheel 2, and the exerciser's both hands grasp corresponding rocking handle 1 respectively, and both feet are placed in second pedal 5, anticlockwise rotation rocking handle 1, thereby through the driving force of drive mechanism 7 with hand power conversion front wheel 6 realizes the preceding of wheelchair 2, and simultaneously front wheel 6 rotates and drives second pedal 5 rotation, and the shank moves thereupon, helps to realize the synchronous exercise of exerciser's hand and shank muscle.
When the ankle joint contacts and clings to the counterweight assembly 402 in the foot exercise adjusting mechanism 4, the foot is suspended, and the contact part of the ankle joint and the counterweight assembly 402 supports and bears force, so that the leg weight exercise and sit-up exercise are realized, specifically:
leg weight-bearing exercise process: the exerciser sits on the wheelchair 2, turns over the first pedal 3 upwards and folds, pulls out the quick release pin 406 between regulating plate and the first sleeve pipe, the ankle joint contacts closely with the counter weight subassembly 402, and the foot is unsettled, is supported the atress by ankle joint and counter weight subassembly 402 contact department, helps to realize shank weight holding exercise and sit up exercise.
The shank moves back and forth to drive the foot exercise adjusting mechanism 4 to swing relative to the horizontal plane, so that leg muscle exercise is realized; the exerciser adjusts the number of weights 4022 in weight assembly 402 based on the weight-bearing pressure of the instep to match the exercise of the user at different weight-bearing pressures.
Sit-up exercise process: the back 201 of the wheelchair 2 is rotated clockwise to a horizontal state by an exerciser, the exerciser lies on the wheelchair 2, the ankle joints are tightly contacted with the counterweight assembly 402, the feet are suspended, the exerciser can adjust the angle of the first sleeve 407 relative to the adjusting plate 405 according to the comfort degree of the legs, the adjusting plate is relatively fixed with the first sleeve through the insertion of the quick release pin 406, the abdomen force is exerted to realize the supine action, and the exercise of the abdomen muscles is assisted.
The multifunctional hand-held device is compact and reasonable in structure, convenient to operate, capable of performing exercise with multiple functions, capable of effectively assisting exercise of hand, leg and abdomen muscles, convenient, fast, stable, reliable and good in practicality.
The above description is intended to illustrate the utility model and not to limit it, the scope of which is defined by the claims, and any modifications can be made within the scope of the utility model.
Claims (9)
1. The utility model provides a hand, leg multiunit exercise device, includes wheelchair (2), its characterized in that: a frame (8) is fixedly arranged right in front of the wheelchair (2), the frame (8) is of a herringbone structure, and a rocking handle (1) is rotatably arranged at the top end of the frame (8); the front end of the lower part of the frame (8) is rotatably provided with a front wheel (6), and the rear end of the lower part of the frame (8) at the joint of the frame and the wheelchair (2) is fixedly provided with a first pedal (3); a transmission mechanism (7) is arranged between the rocking handle (1) and the front wheel (6), and the front wheel (6) rotates after the rotation of the rocking handle (1) is transmitted by the transmission mechanism (7); foot exercise adjusting mechanisms (4) are symmetrically arranged at the front ends of the wheelchairs (2) positioned at the two sides of the frame (8).
2. The hand and leg multi-component exercise device of claim 1, wherein: the structure of the transmission mechanism (7) is as follows: comprises a rotating shaft (706) horizontally rotatably arranged at the top end of a frame (8), a rocking handle (1) is arranged at one or two ends of the rotating shaft (706), and a large chain wheel (705) is fixedly sleeved on the rotating shaft (706); the bicycle frame also comprises a connecting shaft (701) which is horizontally rotatably arranged at the front end of the lower part of the bicycle frame (8), wherein the two ends of the connecting shaft (701) are provided with a second pedal (5), a flywheel (702) is fixedly sleeved on the connecting shaft (701), a large chain wheel (705) is connected with the flywheel (702) through a chain (704) for transmission, and a front wheel (6) is sleeved in the middle of the connecting shaft (701).
3. The hand and leg multi-component exercise device of claim 2, wherein: the transmission mechanism (7) further comprises a protective shell (703), and the protective shell (703) contains the large chain wheel (705) and the chain (704) inside.
4. The hand and leg multi-component exercise device of claim 2, wherein: the flywheel (702) is structured as follows: the chain comprises an outer ring (7021), wherein teeth meshed with a chain (704) are arranged on the outer wall surface of the outer ring (7021) along the circumferential direction, and a plurality of ratchets (70211) are arranged on the inner wall surface of the outer ring (7021) at intervals along the circumferential direction; an inner ring (7022) is coaxially arranged in the outer ring (7021), a plurality of pawls (7023) are arranged on the inner ring (7022) in a swinging mode at intervals along the circumferential direction, and the pawls (7023) are simultaneously engaged with ratchet teeth (70211) on the outer ring (7021) in a fitting mode; the outer wall surface of the inner ring (7022) is also provided with a ratchet groove (70221) for accommodating the pawl (7023) during swing lamination, and an elastic piece which resets after swing lamination is arranged between the pawl (7023) and the inner ring (7022).
5. The hand and leg multi-component exercise device of claim 1, wherein: the foot exercise adjusting mechanism (4) has the structure that: the wheelchair comprises an adjusting plate (405) fixedly arranged on a wheelchair (2), wherein the adjusting plate (405) is of a fan-shaped structure with a hollow opening, the adjusting plate (405) is rotatably provided with a first sleeve (407), one end of the first sleeve (407) is inserted into the hollow interior of the adjusting plate (405), the other end of the first sleeve (407) outwards penetrates out of the adjusting plate (405) and is axially sleeved with a second sleeve (403), and a clamping sleeve I (404) is sleeved on the outer wall surface of the joint of the first sleeve (407) and the second sleeve (403); the second sleeve (403) is of a forward L-shaped structure, an axial horizontal counterweight assembly (402) is fixedly mounted on a vertical arm of the second sleeve (403), a third pedal (401) is fixedly mounted on a horizontal arm of the second sleeve (403), and the third pedal (401) is located below the counterweight assembly (402).
6. The hand and leg multi-component exercise device of claim 5, wherein: the adjusting plate (405) is provided with a plurality of first holes (4051) penetrating through the wall surface, and the circle centers of the first holes (4051) are positioned on the same circumference at intervals; the first sleeve (407) is provided with a second through hole (4071) along the diameter direction, and meanwhile, the first through hole (4051) and the second through hole (4071) are inserted with quick release pins (406).
7. The hand and leg multi-component exercise device of claim 5, wherein: the counterweight assembly (402) is structured as follows: the anti-skid device comprises a central column (4021), wherein a plurality of balancing weights (4022) are sleeved on the central column (4021) along the axial direction, and anti-skid sleeves (4023) are jointly installed on the circumferential outer wall surfaces of the balancing weights (4022); the end part of one end of the center column (4021) is fixedly arranged with the second sleeve (403), and the end part of the other end of the center column (4021) is provided with a locking nut (4024) in a threaded manner.
8. The hand and leg multi-component exercise device of claim 1, wherein: the rear end of the lower part of the frame (8) is extended backwards to form a horizontal cross beam, and the two sides of the cross beam are respectively provided with a first pedal (3) in a rotating way.
9. The hand and leg multi-component exercise device of claim 1, wherein: the back rest (201) is rotatably arranged at the back edge of the stool of the wheelchair (2) back and forth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320542897.5U CN219289965U (en) | 2023-03-16 | 2023-03-16 | Hand and leg multi-combination exercise device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320542897.5U CN219289965U (en) | 2023-03-16 | 2023-03-16 | Hand and leg multi-combination exercise device |
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Publication Number | Publication Date |
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CN219289965U true CN219289965U (en) | 2023-07-04 |
Family
ID=86951761
Family Applications (1)
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CN202320542897.5U Active CN219289965U (en) | 2023-03-16 | 2023-03-16 | Hand and leg multi-combination exercise device |
Country Status (1)
Country | Link |
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CN (1) | CN219289965U (en) |
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2023
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