CN116212308A - Bicycle for rehabilitation - Google Patents

Abstract

The application discloses a rehabilitation bicycle relates to the technical field of rehabilitation apparatuses. A rehabilitation bicycle comprises a mounting shell, wherein a rotating mechanism is arranged in the mounting shell and used for providing rotating resistance, a pedal mechanism is arranged on the rotating mechanism and is helpful for a user to tread so as to drive the rotating mechanism to work; the pedal mechanism comprises a first pedal assembly and a second pedal assembly, the first pedal assembly is movably arranged at one end of the rotating mechanism, the second pedal assembly is movably arranged at the other end of the rotating mechanism, and the first pedal assembly and the second pedal assembly can be adjusted to be close to each other; the first assembly of trampling has the lockhole, and the second tramples the subassembly and has the lock post on, thereby the lock post is used for inserting in the lockhole so that first assembly of trampling and second tramples the subassembly and pass through the lock post and link to each other. The application can be conveniently transferred to a place where the application is needed.

Description

Bicycle for rehabilitation

Technical Field

The application relates to the technical field of rehabilitation apparatuses, in particular to a rehabilitation bicycle.

Background

In modern society, after the primary physical function of people is recovered, the people usually need to actively perform limb rehabilitation exercises to recover the exercise level which is not different from that of normal people, and in order to recover the lower limb strength of the people with disabilities, the people with disabilities usually use a rehabilitation bicycle to perform lower limb exercise, and in addition, in order to recover the upper limb strength of the people with disabilities, the people with disabilities usually need to cooperate with a rehabilitation pedal to perform some upper limb exercise.

The prior art discloses a rehabilitation bicycle, and it includes the support piece that is used for increasing stability, installs the bicycle body on the support piece, and the bicycle body is including the counter weight flywheel that is used for increasing resistance, needs the patient to sit on the bicycle body when using, then carries out pedal motion and drives counter weight flywheel rotation and can carry out the low limbs exercise.

With respect to the related schemes in the above, the inventors consider that there are the following drawbacks: the rehabilitation bicycle mainly can be used for lower limb training, and is difficult to support upper limb training of disabled people, so that disabled people cannot conveniently perform combined training of the upper limbs and the lower limbs.

Disclosure of Invention

In order to facilitate the combined training of the upper limb and the lower limb of a patient, the application provides a rehabilitation bicycle.

The application provides a rehabilitation bicycle which adopts the following technical scheme:

a rehabilitation bicycle, comprising

The mounting shell is provided with a first mounting hole and a second mounting hole which are opposite;

the rotating mechanism is arranged in the mounting shell and used for providing rotating resistance, a first transmission part is arranged on the rotating mechanism, the first transmission part penetrates through the first mounting hole and extends outwards, and a second transmission part is also arranged on the rotating mechanism, and the second transmission part penetrates through the second mounting hole and extends outwards;

the pedal mechanism comprises a first pedal assembly and a second pedal assembly, the first pedal assembly is arranged on the first transmission part, the second pedal assembly is arranged on the second transmission part, and the first pedal assembly and the second pedal assembly are both conducive to pedal by a user so as to drive the rotating mechanism to work;

the first treading assembly and the second treading assembly are movably arranged, and the first treading assembly and the second treading assembly can be adjusted to be close to each other; the first treading assembly is provided with a lock column, the second treading assembly is provided with a lock hole, and the lock column is used for being inserted into the lock hole so that the first treading assembly is connected with the second treading assembly through the lock column;

the first transmission part is also provided with a first locking component for locking the first treading component, and the second transmission part is also provided with a second locking component for locking the second treading component.

Through adopting above-mentioned technical scheme, the user tramples the subassembly with the sole and can drive the rotary mechanism work that has resistance with the second and tramples the subassembly on the one hand to reach the purpose of carrying out the low limbs exercise, on the other hand also can adjust first trample the subassembly and trample the subassembly to be close to each other with the second, then trample the subassembly with first locking subassembly with first trample the subassembly locking and trample the subassembly with the second locking subassembly locking, and make the lock post insert in the lockhole, first trample the subassembly and link together with the second through the joint of lock post this moment, and the patient can grasp first trample the subassembly or the second is trampled the subassembly with this application and is mentionedly the upper limbs training this moment.

Preferably, the first treading assembly and the second treading assembly have the same structure; the first pedal assembly comprises a connecting column, a connecting hole is formed in the first transmission part, the connecting column penetrates through the connecting hole and can rotate in the connecting hole, one end, away from the first transmission part, of the connecting column is rotationally connected with a pedal column, and the pedal column is used for enabling a user to pedal and apply force; the first locking assembly is used for locking the connecting column.

Through adopting above-mentioned technical scheme, when need carrying out the upper limbs training, through rotating first pedal the spliced pole that the subassembly was stepped on with the second, just can be convenient for make first pedal the subassembly and the second pedal the subassembly on trample the post and be close to each other, can be convenient for at this moment insert the lock post in the lockhole to be convenient for realize that first pedal the subassembly and trample the subassembly through the joint of lock post and second and link together.

Preferably, the first locking assembly and the second locking assembly have the same structure; the first locking assembly comprises a locking ring, the locking ring is arranged on the first transmission part, one end, far away from the treading column, of the connecting column penetrates through the locking ring, a through locking port is formed in the side wall of the locking ring, a locking column penetrates through the locking port, the locking column is in threaded connection with the locking port, and the locking column is used for propping against the connecting column to lock the connecting column.

By adopting the technical scheme, the locking column can be propped against the connecting column by twisting the locking column, so that the locking column is locked.

Preferably, the treading post is detachably provided with a binding belt, the binding belt comprises a wearing part and a tightening part, the wearing part is detachably arranged on the treading post, the wearing part is provided with a wearing opening, the wearing opening is used for a user to wear, and the tightening part is arranged on the wearing part and used for limiting soles in the wearing opening.

Through adopting above-mentioned technical scheme, the user can wear to establish the sole in wearing the mouth, adjusts the portion of tightening this moment and can restrict the sole in wearing the mouth, and this structure can guarantee that the user is difficult to separate with stepping on the post when using this application, guarantees the security when using this application then.

Preferably, an accommodating hole is formed in one end, far away from the connecting column, of the pedal column, the lock column is arranged in the accommodating hole, and the lock column can reciprocate in the accommodating hole; the locking post is provided with a locking bayonet lock, the treading post is provided with a moving groove for the locking bayonet lock to move, and the locking bayonet lock passes through the moving groove to extend to the outside.

Through adopting above-mentioned technical scheme, can drive the lock post through removing the locking bayonet lock and remove and insert in the lockhole, this design can be convenient for first pedal the post that steps on the subassembly and step on the post and link together with the second pedal the post that steps on the subassembly through the joint of lock post.

Preferably, a spring is arranged between the lock cylinder and the accommodating hole, and the spring is used for resetting after the lock cylinder moves; the side wall of the moving groove is provided with a locking clamping groove, and the locking clamping groove is used for clamping the locking clamping pin after moving.

Through adopting above-mentioned technical scheme, remove the locking bayonet lock and can drive the lock post and remove, the lock post removes and can make the spring stretched, again will lock the bayonet lock card in locking draw-in groove at this moment can guarantee. The locking bayonet lock offsets with locking draw-in groove to make the lock post insert in the lockhole can not reset.

Preferably, the rotating mechanism comprises a rotating wheel, the first transmission part is arranged at one end of the rotating wheel, the second transmission part is arranged at the other end of the rotating wheel, and the rotating wheel is rotatably arranged on the mounting shell through the cooperation of the first transmission part and the first mounting hole and the cooperation of the second transmission part and the second mounting hole; the rotating wheel is internally provided with a cavity, and the cavity is internally provided with a counterweight wheel.

Through adopting above-mentioned technical scheme, when rotating the wheel, the counter weight wheel also can be carried centrifugal rotation in rotating the wheel, and this design can provide trampling resistance for the user to reach the purpose of low limbs exercise.

Preferably, an annular mounting area is reserved between the rotating wheel and the counterweight wheel, ratchets are arranged on the inner wall surface of the rotating wheel along the circumferential direction, pawls are arranged on the counterweight wheel in a rotating mode, the pawls are located in the annular mounting area, and the ratchets are used for propping against the pawls so that the rotating wheel and the counterweight wheel rotate in the same direction.

Through adopting above-mentioned technical scheme, when the user tramples the post with the sole and tramples the motion, the rotor wheel can rotate, thereby the ratchet can offset with the pawl drives the counter weight wheel and rotates this moment, and when the user drives the rotor wheel with the sole and rotates when stopping trampling the motion suddenly, the counter weight wheel still can rotate, but the pawl of rotation setting can make the counter weight wheel can idle running, the design of idle running can increase the safety in utilization of this application.

Preferably, an elastic piece is arranged on the counterweight wheel, the elastic piece is positioned between the counterweight wheel and the pawl, and the elastic piece is used for enabling the pawl to prop against the ratchet.

Through adopting above-mentioned technical scheme, the elastic block can guarantee that pawl offsets with the ratchet all the time to guarantee to rotate the wheel and can drive the counter weight wheel rotation.

Preferably, a plurality of arc plates are movably arranged in the annular installation area along the circumferential direction, and the arc plates are used for ensuring a movable gap between the counterweight wheel and the rotating wheel.

Through adopting above-mentioned technical scheme, a plurality of arc are the packing to annular installation region to can guarantee that the clearance exists all the time, then reduce counter weight wheel and ratchet direct contact to a certain extent and the wearing and tearing that produce the ratchet.

In summary, the present invention includes at least one of the following beneficial technical effects:

1. on one hand, a user can drive the rotating mechanism with resistance to work by stepping the first stepping component and the second stepping component through the sole, so that the aim of lower limb exercise is fulfilled, on the other hand, the first stepping component and the second stepping component can be adjusted to be close to each other, then the first stepping component is locked by the first locking component, the second stepping component is locked by the second locking component, the lock column is inserted into the lock hole, at the moment, the first stepping component is connected with the second stepping component through the clamping connection of the lock column, and at the moment, a patient can grasp the first stepping component or the second stepping component by hand to lift the upper limb exercise;

2. the user can wear the sole in wearing the mouth when using this application, adjusts the portion of tightening at this moment and can restrict the sole in wearing the mouth, this structure can guarantee that the sole is difficult to separate with stepping on the post when using this application by the user, then guarantees the security when using this application;

3. when the user steps on the pedal post with the sole and steps on the motion, rotate the wheel and can rotate, thereby the ratchet can offset with the pawl drives the counter weight wheel and rotates this moment, and when the user stops suddenly when rotating the wheel with the sole drive rotation, the counter weight wheel still can rotate, but the pawl that rotates the setting can make the counter weight wheel idle running, the design of idle running can increase the safety in utilization of this application.

Drawings

FIG. 1 is a schematic view of the overall structure of a bicycle according to an embodiment of the present application;

FIG. 2 is a front cross-sectional view of a recuperative bicycle according to an embodiment of the present application;

FIG. 3 is a schematic view of the overall structure used to embody the present application for upper limb training;

FIG. 4 is an enlarged view of portion A of FIG. 2;

FIG. 5 is an enlarged view of portion B of FIG. 2;

FIG. 6 is a schematic structural view for embodying the connection relationship of the first tread assembly and the second tread assembly;

FIG. 7 is a schematic diagram of a structure for embodying the connection relationship of the locking bayonet and the locking slot;

FIG. 8 is a schematic structural view for embodying a strap;

FIG. 9 is a cross-sectional view for embodying a rotation mechanism;

fig. 10 is a cross-sectional view for embodying the pawl in mating relationship with the ratchet teeth.

The reference numerals in the drawings:

1. a mounting shell;

11. a rotating mechanism;

100. a first mounting hole; 101. a second mounting hole;

112. a rotating wheel; 1121. a cavity; 1122. an annular mounting region; 1123. a ratchet; 1124. an arc-shaped plate; 1125. a first transmission part; 11251. a connection hole; 1126. a second transmission part; 113. a counterweight wheel; 1131. a pawl; 1132. an elastic member;

2. a first tread assembly;

21. a connecting column; 211. a limit convex ring; 22. treading the column; 23. a spring;

221. a limit groove; 220. a receiving hole; 2201. locking a column; 22011. locking bayonet lock; 2202. a moving groove; 22021. a locking clamping groove;

3. a second tread assembly; 31. a lock hole;

4. a first locking assembly; 41. a locking ring; 42. a locking post; 43. a knob; 410. a locking port;

5. a strap; 51. a wearing part; 52. and a tightening part.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

The embodiment of the application discloses a rehabilitation bicycle. The combined training device is used for being convenient for the patient to perform combined training of the upper limb and the lower limb so as to meet the rehabilitation training requirement of the patient.

Referring to fig. 1 and 2, a rehabilitating bicycle comprises a mounting housing 1, wherein the mounting housing 1 has a quadrangular pyramid shape, the shape is used for ensuring the stability of the mounting housing 1 when the mounting housing 1 is placed on the ground, a first mounting hole 100 is formed at the left end of the mounting housing 1, a second mounting hole 101 is formed at the right end of the mounting housing 1, and the first mounting hole 100 is arranged opposite to the second mounting hole 101. The installation casing 1 is internally provided with a rotating mechanism 11, the rotating mechanism 11 is used for providing rotating resistance, the left end of the rotating mechanism 11 is provided with a first transmission part 1125, the first transmission part 1125 is penetrated in the first installation hole 100 and extends outwards, the right end of the rotating mechanism 11 is also provided with a second transmission part 1126, and the second transmission part 1126 is penetrated in the second installation hole 101 and extends outwards. The utility model provides a bicycle still includes that first subassembly 2 and second are stepped on to step on subassembly 3, and first drive portion 1125 lower extreme is located to first subassembly 2 of stepping on, and second drive portion 1126 upper end is located to second subassembly 3 of stepping on, still is equipped with the first locking subassembly 4 that is used for locking first subassembly 2 of stepping on in the first drive portion 1125, still is equipped with the second locking subassembly that is used for locking second subassembly 3 on the second drive portion 1126, and first subassembly 2 and second of stepping on the subassembly 3 the same structure but the position is different, and the different position sets up can facilitate the user to use this application to realize trampling the motion to reach the purpose of taking exercise the lower limb.

To use this application to carry out the low limbs exercise, patient need pedal first subassembly 2 of stepping on with left pedal to the right pedal is stepped on the second and is stepped on subassembly 3, then the application of force tramples the motion and can temper the low limbs.

Referring to fig. 1 and 3, the present application can be adjusted from fig. 1 to the version of fig. 3 for upper limb exercises. The first treading component 2 and the second treading component 3 are movably arranged, and the first treading component 2 and the second treading component 3 can be adjusted to be close to each other.

Referring to fig. 2, the first tread assembly 2 has a lock cylinder 2201 thereon, and the second tread assembly 3 has a lock hole 31 thereon, the lock cylinder 2201 being adapted to be inserted into the lock hole 31 such that the first tread assembly 2 is coupled to the second tread assembly 3 via the lock cylinder 2201.

The adjustment process from fig. 1 to fig. 3 is: firstly, the first locking component 4 needs to be adjusted to unlock the first treading component 2, then the first treading component 2 is disassembled to be changed into the one shown in fig. 3, the adjustment mode of the second treading component 3 is the same, and when the first treading component 2 and the second treading component 3 are adjusted to be close to each other as shown in fig. 3, the lock column 2201 is moved into the lock hole 31 to complete the fixed connection of the first treading component 2 and the second treading component 3.

To perform upper limb exercises using the present application, a patient may hold the present application at the junction of the first tread assembly 2 and the second tread assembly 3 with his hands and then perform actions such as bending his arms or bending his arms, so that the patient may perform upper limb exercises.

The following sequence of actions, adjusted from fig. 1 to fig. 3, is set forth in turn in accordance with an embodiment of the present application:

referring to fig. 2 and 4, the first locking assembly 4 and the second locking assembly have the same structure, and the first locking assembly 4 is taken as an example: the first locking assembly 4 comprises a locking ring 41, the locking ring 41 is fixedly arranged on a first transmission part 1125, one end of the first treading assembly 2 is arranged in the locking ring 41 in a penetrating manner, a transverse through locking opening 410 is arranged on the side wall of the locking ring 41, a locking column 42 is arranged in the locking opening 410 in a penetrating manner, the locking column 42 is in threaded connection with the locking opening 410, the locking column 42 is used for propping against the first treading assembly 2 to lock one end of the first treading assembly 2, and a knob 43 which is convenient for a user to screw the locking column 42 is arranged on the locking column 42.

To unlock the first locking assembly 4 from the first tread assembly 2, the knob 43 is first screwed, and the knob 43 drives the locking post 42 to move laterally, so that the locking post 42 is separated from the first tread assembly 2 to unlock.

Referring to fig. 3, the first tread assembly 2 and the second tread assembly 3 have the same structure, taking the first tread assembly 2 as an example: the first pedal assembly 2 includes a connecting post 21, a connecting hole 11251 is formed in the first transmission portion 1125, the connecting post 21 is arranged in the connecting hole 11251 in a penetrating manner, the connecting post 21 can rotate in the connecting hole 11251, one end, far away from the first transmission portion 1125, of the connecting post 21 is rotatably provided with a pedal post 22, a limiting convex ring 211 is arranged at the joint of the connecting post 21 and the pedal post 22 in combination with fig. 5, a limiting groove 221 for installing the limiting convex ring 211 is further arranged at the joint of the connecting post 21 and the pedal post 22, and the limiting convex ring is clamped in the limiting groove 221 so that the pedal post 22 cannot transversely move, and the pedal post 22 is used for enabling a user to pedal to apply force. One end of the connecting post 21 is also inserted into the locking ring 41, and the locking post 42 is used for locking the connecting post 21.

To change the first tread assembly 2 from fig. 1 to fig. 3, the knob 43 is first turned to drive the locking post 42 to move, so as to unlock the connecting post 21, then the connecting post 21 is pulled out from the connecting hole 11251 to detach the first tread assembly 2, then the first tread assembly 2 is adjusted to the position shown in fig. 2, at this time, the connecting post 21 needs to sequentially pass through the connecting hole 11251 and the locking ring 41, and finally the knob 43 is turned again to unlock the first tread assembly 2 again. The adjustment manner of the second tread assembly 3 is the same as that of the first tread assembly 2, and thus will not be described herein.

Referring to fig. 6 and 7, the pedal column 22 has a receiving hole 220 formed at an end thereof adjacent to the second pedal assembly 3, a lock column 2201 is provided in the receiving hole 220, and the lock column 2201 can reciprocate in the receiving hole 220; the lock column 2201 is provided with a locking bayonet 22011, the treading column 22 is provided with a moving groove 2202 for the locking bayonet 22011 to move, and the locking bayonet 22011 passes through the moving groove 2202 to extend to the outside for the user to grasp. A spring 23 is arranged between the lock column 2201 and the accommodating hole 220, and the spring 23 is used for resetting the lock column 2201 after moving; the side wall of the moving groove 2202 is provided with a locking clamping groove 22021, and the locking clamping groove 22021 is used for clamping after the locking clamping pin 22011 moves.

To make the lock column 2201 complete the fixing connection between the first treading assembly 2 and the second treading assembly 3, the locking bayonet 22011 is first required to be grasped to move transversely to drive the lock column 2201 to move away from the spring 23, at this time, the lock column 2201 can be inserted into the lock hole 31, then the locking bayonet 22011 is clamped in the locking slot 22021, and due to the action of the spring 23, the locking bayonet 22011 can abut against the locking slot 22021 to ensure that the lock column 2201 cannot reset, at this time, the first treading assembly 2 can be inserted into the lock hole 31 through the lock column 2201 to complete the fixing connection with the second treading assembly 3.

Some structures for increasing patient safety with respect to embodiments of the present application are:

referring to fig. 8, a strap 5 is detachably arranged on the pedal column 22, the strap 5 is a cloth strap, the strap 5 comprises a wearing part 51 and a tightening part 52, the wearing part 51 is detachably sleeved on the pedal column 22, a wearing opening is formed in the wearing part 51, the wearing opening is used for a user to wear, and the tightening part 52 is adhered to the wearing part 51 and used for limiting soles in the wearing opening.

When the foot pedal is used, firstly, one end of the tightening part 52 is required to be separated from the wearing part 51, then the sole is placed into the wearing opening, and then the tightening part 52 is readjusted and stuck on the wearing part 51.

Referring to fig. 9 and 10, the rotation mechanism 11 includes a rotation wheel 112, the rotation wheel 112 is disposed in the installation housing 1, the first transmission portion 1125 is disposed at a left end of the rotation wheel 112, the second transmission portion 1126 is disposed at a right end of the rotation wheel 112, and the rotation wheel 112 is rotatably disposed on the installation housing 1 through cooperation of the first transmission portion 1125 with the first installation hole 100 and cooperation of the second transmission portion 1126 with the second installation hole 101; a hollow cavity 1121 is arranged in the rotating wheel 112, and a counterweight wheel 113 is arranged in the hollow cavity 1121; the cavity 1121 comprises an annular mounting region 1122, the annular mounting region 1122 is formed between the circumferential inner side wall of the rotating wheel 112 and the circumferential outer side wall of the counterweight wheel 113, a plurality of ratchets 1123 are arranged on the inner circumferential surface of the rotating wheel 112 along the circumferential direction, a plurality of pawls 1131 are rotatably arranged on the counterweight wheel 113, the pawls 1131 are positioned in the annular mounting region 1122, and the ratchets 1123 are used for propping against the pawls 1131 so that the rotating wheel 112 and the counterweight wheel 113 can rotate in the same direction; a plurality of arc plates 1124 are also movably arranged in the annular mounting region 1122 along the circumferential direction, and the arc plates 1124 are used for ensuring a movable gap between the balance weight wheel 113 and the rotating wheel 112, so that abrasion to the ratchet 1123 caused by direct contact between the balance weight wheel 113 and the ratchet 1123 is reduced to a certain extent.

When the patient tramples the motion with the sole, the rotor 112 can rotate, thereby ratchet 1123 can offset with pawl 1131 drives the balance weight wheel 113 and rotates this moment, and when the user stops trampling the motion suddenly when driving rotor 112 rotation with the sole, balance weight wheel 113 still can rotate, the pawl 1131 that rotates the setting this moment can make balance weight wheel 113 idle, promptly balance weight wheel 113 can't clockwise drive rotor 112 rotation, the design of idle can increase the safety in utilization of this application.

Referring to fig. 10, the balance weight wheel 113 is further provided with an elastic member 1132, the elastic member 1132 may be an elastic sponge block or an expansion spring, the elastic member 1132 is located between the balance weight wheel 113 and the pawl 1131, and the elastic member 1132 is used for ensuring that the pawl 1131 is always abutted against the ratchet 1123. In addition, since the pawl 1131 always abuts against the ratchet 1123, the pawl 1131 continuously rubs against the ratchet 1123 when the balance weight 113 idles, so that the balance weight 113 can be continuously decelerated.

The implementation principle of the rehabilitation bicycle in the embodiment of the application is as follows:

to exercise the lower limbs, the patient needs to separate one end of the tightening part 52 from the wearing part 51, put the left foot into the wearing opening, readjust the tightening part 52 and attach the tightening part to the wearing part 51 to finish wearing the left foot, finish wearing the right foot in the same way, and apply force to perform treading movement to exercise the lower limbs;

to exercise the upper limb, the knob 43 is first screwed, the knob 43 drives the locking column 42 to move laterally, the locking column 42 is separated from the connecting column 21 to unlock the connecting column 21, then the connecting column 21 is pulled out of the connecting hole 11251 to detach the first treading assembly 2, the position of the first treading assembly 2 is adjusted so that the locking column 2201 is inserted into the lock hole 31, the connecting column 21 sequentially passes through the connecting hole 11251 and the locking ring 41, the knob 43 is screwed to lock the first treading assembly 2 again, the second treading assembly 3 performs the same operation, then the locking bayonet 22011 is held to move laterally to drive the locking column 2201 to move away from the spring 23, the locking column 2201 can be inserted into the lock hole 31, then the locking bayonet 22011 is clamped in the locking bayonet 22021, and the first treading assembly 2 is inserted into the lock hole 31 to complete the fixed connection with the second treading assembly 3, so that the patient can exercise the upper limb by holding and lifting the first and second treading assemblies 2 and 3.

The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.

Claims (10)

1. A rehabilitation bicycle, which is characterized in that: comprising

The mounting device comprises a mounting shell (1), wherein a first mounting hole (100) and a second mounting hole (101) which are opposite are formed in the mounting shell (1);

the rotating mechanism (11), the rotating mechanism (11) is arranged in the installation shell (1), the rotating mechanism (11) is used for providing rotating resistance, a first transmission part (1125) is arranged on the rotating mechanism (11), the first transmission part (1125) is arranged in the first installation hole (100) in a penetrating way and extends outwards, a second transmission part (1126) is arranged on the rotating mechanism (11), and the second transmission part (1126) is arranged in the second installation hole (101) in a penetrating way and extends outwards;

the pedal mechanism comprises a first pedal assembly (2) and a second pedal assembly (3), the first pedal assembly (2) is arranged on the first transmission part (1125), the second pedal assembly (3) is arranged on the second transmission part (1126), and the first pedal assembly (2) and the second pedal assembly (3) are both helpful for a user to pedal so as to drive the rotating mechanism (11) to work;

the first treading assembly (2) and the second treading assembly (3) are movably arranged, and the first treading assembly (2) and the second treading assembly (3) can be adjusted to be close to each other; the first treading assembly (2) is provided with a lock column (2201), the second treading assembly (3) is provided with a lock hole (31), and the lock column (2201) is used for being inserted into the lock hole (31) so that the first treading assembly (2) and the second treading assembly (3) are connected through the lock column (2201);

the first transmission part (1125) is also provided with a first locking component (4) for locking the first treading component (2), and the second transmission part (1126) is also provided with a second locking component for locking the second treading component (3).

2. A rehabilitation bicycle as claimed in claim 1, wherein: the first treading assembly (2) and the second treading assembly (3) are identical in structure; the first treading assembly (2) comprises a connecting column (21), the first transmission part (1111) is provided with a connecting hole (11251), the connecting column (21) is arranged in the connecting hole (11251) in a penetrating way, the connecting column (21) can rotate in the connecting hole (11251), one end, far away from the first transmission part (1125), of the connecting column (21) is rotationally connected with a treading column (22), and the treading column (22) is used for a user to tread and apply force; the first locking assembly (4) is used for locking the connecting column (21).

3. A rehabilitation bicycle as claimed in claim 2, wherein: the first locking component (4) and the second locking component have the same structure; the first locking assembly (4) comprises a locking ring (41), the locking ring (41) is arranged on the first transmission part (1125), one end of the connecting column (21) away from the treading column (22) is arranged in the locking ring (41) in a penetrating mode, a through locking opening (410) is formed in the side wall of the locking ring (41), a locking column (42) is arranged in the locking opening (410) in a penetrating mode, the locking column (42) is in threaded connection with the locking opening (410), and the locking column (42) is used for propping against the connecting column (21) to lock the connecting column (21).

4. A rehabilitation bicycle as claimed in claim 2, wherein: the pedal column (22) is detachably provided with a binding band (5), the binding band (5) comprises a wearing part (51) and a tightening part (52), the wearing part (51) is detachably arranged on the pedal column (22), the wearing part (51) is provided with a wearing opening, the wearing opening is used for a user to wear, and the tightening part (52) is arranged on the wearing part (51) and used for limiting soles in the wearing opening.

5. A rehabilitation bicycle as claimed in claim 2, wherein: one end of the pedal column (22) far away from the connecting column (21) is provided with a containing hole (220), the lock column (2201) is arranged in the containing hole (220), and the lock column (2201) can reciprocate in the containing hole (220); the lock is characterized in that a locking bayonet lock (22011) is arranged on the lock column (2201), a moving groove (2202) for the locking bayonet lock (22011) to move is formed in the pedal column (22), and the locking bayonet lock (22011) penetrates through the moving groove (2202) to extend outwards.

6. A rehabilitation bicycle as claimed in claim 5, wherein: a spring (23) is arranged between the lock column (2201) and the accommodating hole (220), and the spring (23) is used for resetting the lock column (2201) after moving; the side wall of the moving groove (2202) is provided with a locking clamping groove (22021), and the locking clamping groove (22021) is used for being clamped after the locking clamping pin (22011) moves.

7. A rehabilitation bicycle as claimed in claim 1, wherein: the rotating mechanism (11) comprises a rotating wheel (112), the first transmission part (1125) is arranged at one end of the rotating wheel (112), the second transmission part (1126) is arranged at the other end of the rotating wheel (112), and the rotating wheel (112) is rotatably arranged on the mounting shell (1) through the cooperation of the first transmission part (1125) and the first mounting hole (100) and the cooperation of the second transmission part (1126) and the second mounting hole (101); a cavity (1121) is formed in the rotating wheel (112), and a counterweight wheel (113) is arranged in the cavity (1121).

8. A rehabilitation bicycle as claimed in claim 7, wherein: an annular mounting area (1122) is reserved between the rotating wheel (112) and the counterweight wheel (113), ratchets (1123) are arranged on the inner wall surface of the rotating wheel (112) along the circumferential direction, pawls (1131) are rotatably arranged on the counterweight wheel (113), the pawls (1131) are located in the annular mounting area (1122), and the ratchets (1123) are used for propping against the pawls (1131) so that the rotating wheel (112) and the counterweight wheel (113) rotate in the same direction.

9. A rehabilitation bicycle as claimed in claim 8, wherein: an elastic piece (1132) is arranged on the balance weight wheel (113), and the elastic piece (1132) is located between the balance weight wheel (113) and the pawl (1131).

10. A rehabilitation bicycle as claimed in claim 8, wherein: a plurality of arc plates (1124) are movably arranged in the annular mounting area (1122) along the circumferential direction, and the arc plates (1124) are used for ensuring a movable gap between the balance weight wheel (113) and the rotating wheel (112).

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