CN214858896U

CN214858896U - Electric horizontal four-limb linkage rehabilitation vehicle

Info

Publication number: CN214858896U
Application number: CN202121115102.XU
Authority: CN
Inventors: 许友泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-11-26
Anticipated expiration: 2031-05-24

Abstract

The utility model relates to the field of rehabilitation equipment, in particular to an electric horizontal four-limb linkage rehabilitation vehicle. When rehabilitation exercise is performed, a user needs to sit on the seat cushion, and both hands hold the two hand-holding rods on the two sides of the base respectively, so that both legs tread the two pedals in a manner of tending to straighten the legs, and a half-lying posture of the body is formed. In the rehabilitation training process, through driving motor drive pivot rotation, thereby make the pivot rotate and drive the connecting piece and rotate and drive and step on the both feet swing thereupon on two footboards, the rotation of pivot still can drive two eccentric wheels simultaneously and rotate, it holds up the pole through first connecting rod, second connecting rod and bull stick drive both hands respectively upwards or swing downwards to make the swing of both hands from top to bottom when two eccentric wheels rotate, with this reach both hands and both feet can be in coordination when the rehabilitation is taken exercise, be favorable to the recovered exercise of four limbs simultaneously. And the utility model can drive the handrail and the pedal only through one motor, and can effectively reduce the energy consumption of the production of the rehabilitation vehicle during rehabilitation exercise.

Description

Electric horizontal four-limb linkage rehabilitation vehicle

Technical Field

The utility model relates to the field of rehabilitation equipment, in particular to an electric horizontal four-limb linkage rehabilitation vehicle.

Background

Rehabilitation exercise bicycle in the existing market mainly has a seat type and a non-seat type, and whether the seat type is provided or the non-seat type, the core main structures of the rehabilitation exercise bicycle are that the hand exercise and the foot exercise are respectively realized by a set of independent mechanism, or are driven by an independent motor, namely, the four limbs linkage can not be realized, the synergetic action of the four limbs can not be realized when the rehabilitation exercise is carried out, and the rehabilitation exercise is not beneficial to the four limbs. Meanwhile, the hand exercising mechanism and the foot exercising mechanism are respectively driven by independent motors, and energy is consumed to a certain extent.

Disclosure of Invention

The utility model provides a not enough to above-mentioned background art provides an electronic horizontal four limbs linkage rehabilitation car.

The utility model adopts the following technical scheme:

the utility model provides an electronic horizontal four limbs linkage rehabilitation car which characterized in that, this rehabilitation car including: a base, two hand-held rods, a pedal component, a linkage component and a driving motor, wherein,

a cushion is fixed at one end of the base and can move horizontally on the base;

the pedal assembly comprises a connecting frame, a rotating shaft, a connecting piece and a pedal, the connecting frame is fixed to one end, far away from the cushion, of the base, and the driving motor is fixed to the connecting frame; the driving motor is connected to the rotating shaft in a transmission manner and drives the rotating shaft to axially and fixedly rotate on the connecting frame; the two ends of the rotating shaft extend out of the two sides of the connecting frame and are fixedly connected with the connecting pieces, and the other ends of the two connecting pieces opposite to the rotating shaft are pivoted with the pedals;

the linkage assembly comprises an eccentric wheel, a bearing, a first connecting rod, a second connecting rod and a rotating rod, and the linkage assembly is connected between the two connecting pieces and the connecting frame of the rotating shaft; the eccentric wheel is fixed to the rotating shaft, so that the axis of the rotating shaft deviates from the axis of the eccentric wheel, and the axes of the eccentric wheels of the two linkage assemblies also deviate from each other; the eccentric wheel is fixed in the bearing, one end of the first connecting rod is fixed to the side face of the bearing, the other end of the first connecting rod is pivoted with one end of the second connecting rod, the other end of the second connecting rod is fixed to the rotating rod, the rotating rod is axially and fixedly connected to the base to rotate, and the rotating rod is located at one end, where the connecting frame is provided with the cushion;

one end of the handrail is fixed to the rotating rod, and the other end of the handrail extends to a position on the side of the body close to the hand after a human body sits on the cushion and is used for holding.

As a further improvement, the linkage assembly further comprises a connecting ring, the connecting ring comprises an arc part and a clamping part, the arc part is of an arc structure, and the inner diameter of the arc part is slightly smaller than the outer diameter of the bearing; the circular arc portion both ends are all fixed the clamping part, the clamping part is equipped with first connecting hole, first connecting rod is used for being connected to the one end of bearing is equipped with the second connecting hole, the bearing imbeds to in the link, the tip embedding of first connecting rod is to two between the clamping part, just first connecting hole with a bolt is worn to adorn simultaneously to the second connecting hole, and this bolt screw connects a nut to the fastening, makes the link will the bearing cramps, two the clamping part will first connecting rod presss from both sides tightly.

As a further improvement, the edges of the two sides of the arc part are provided with salient points, and the bearing is embedded between the salient points on the two sides of the arc part.

As a further improvement, a shaft sleeve is further fixed on the base at a position close to the cushion, and the rotating rods of the two linkage assemblies are respectively and rotatably connected with two ends of the shaft sleeve.

As a further improvement, the shaft sleeve and the rotating rods of the two linkage assemblies are connected through a mandrel, a clamping sleeve and a gasket, threaded holes are formed in the end surfaces of the two ends of the mandrel, and first bolts are in threaded connection with the threaded holes; the section of the cutting sleeve is of a T-shaped structure, a through hole is formed in the center of the cutting sleeve, and the cutting sleeve is embedded into both ends of the shaft sleeve and both ends of the rotating rod; after the mandrel penetrates through the shaft sleeve, the two rotating rods and the clamping sleeves, the first bolt penetrates through the gasket and then is connected and fastened with a threaded hole in the end part of the mandrel, so that the gasket is fixed to the end part of the mandrel, and a gap is reserved between the gasket and the clamping sleeve at one end, far away from the shaft sleeve, of the rotating rod.

As a further improvement, the driving motor comprises a motor and a transmission, an output shaft of the motor is fixed to a power input end of the transmission, the transmission is fixed in the connecting frame, and the rotating shaft is fixed to an output end of the transmission.

As a further improvement, a movable sleeve is fixed at the bottom of the seat cushion, a first adjusting hole penetrating through two sides is formed in the side surface of the movable sleeve, an adjusting screw rod penetrates through the first adjusting hole, and the adjusting screw rod is in threaded connection with an adjusting nut in a matching manner; an adjusting rod is fixed on the base, the adjusting rod extends from one end of the cushion to one end of the connecting frame, and a plurality of second adjusting holes are distributed on one side of the adjusting rod at equal intervals along the length direction of the adjusting rod; the movable sleeve is sleeved outside the adjusting rod in a matching mode, and moves relative to the adjusting rod; when the movable sleeve is fixed, the first adjusting hole of the movable sleeve corresponds to any one of the second adjusting holes of the adjusting rod, and the adjusting screw penetrates through the first adjusting hole and the second adjusting hole and then is connected and fastened with the adjusting nut.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages: use the utility model discloses during rehabilitation takes exercise, need to take on the cushion, grip the both hands holding rod of base both sides respectively with both hands, make both legs trample two footboards with the action that tends to straighten, form the posture that the health was partly lain. In the rehabilitation training process, through driving motor drive pivot rotation, thereby make the pivot rotate and drive the connecting piece and rotate and drive and step on the both feet swing thereupon on two footboards, the rotation of pivot still can drive two eccentric wheels simultaneously and rotate, it holds up the pole through first connecting rod, second connecting rod and bull stick drive both hands respectively upwards or swing downwards to make the swing of both hands from top to bottom when two eccentric wheels rotate, with this reach both hands and both feet can be in coordination when the rehabilitation is taken exercise, be favorable to the recovered exercise of four limbs simultaneously. And the utility model discloses only can drive through a motor handrail with the footboard can reduce the energy consumption of the production of recovered car when recovered taking exercise effectively.

Drawings

Fig. 1 is a schematic perspective view of an action state of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

Fig. 3 is a schematic view of the connection ring.

Fig. 4 is a perspective view of the drive motor coupled to the footrest assembly.

FIG. 5 is a schematic view of the three-dimensional structure of the eccentric wheel, the connecting piece and the pedal connected to two ends of the rotating shaft.

Fig. 6 is a schematic bottom perspective view of the seat cushion connected to the base.

Fig. 7 is a schematic sectional view showing the connection between the moving shaft sleeve under the seat cushion and the adjusting lever on the base.

FIG. 8 is a schematic side sectional view of the two ends of the sleeve connecting with the rotating shaft.

Fig. 9 is a schematic perspective view of the present invention in another operation state relative to fig. 1.

FIG. 10 is a perspective view of the footrest assembly and linkage assembly illustrated in FIG. 9.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in the attached figure 1, an electric horizontal four-limb linkage rehabilitation vehicle comprises: the device comprises a base 1, two handrails 2, a pedal assembly, two linkage assemblies and a driving motor 5. Wherein, the one end of base 1 is fixed with cushion 6, and the other end of base sets up pedal subassembly, two handrail 2 and two the linkage subassembly sets up respectively in the both sides of base 1, just handrail 2 is connected in the both sides that base 1 set up 6 one ends of cushion to two handrail 2 extend to human body respectively and take on cushion 6 after, be close to the position of both hands in health both sides for grip.

As shown in fig. 1 and 4, the footrest assembly includes a connecting frame 31, a rotation shaft 32, a connecting member 34, and pedals 33. The connecting frame 31 is fixed on one end of the base 1 far away from the seat cushion 6, the driving motor 5 is fixed on the connecting frame 31, the driving motor 5 comprises a motor 51 and a transmission 52, an output shaft of the motor 51 is fixed on a power input end of the transmission 52, and the transmission 52 is fixed in the connecting frame 31. The rotating shaft 32 is fixed to an output end of the transmission 52, so that the driving motor 5 can drive the rotating shaft 32 to rotate. In addition, the driving motor 5 and the rotating shaft 32 may be connected in a manner that a bearing seat (not shown in the drawings) may be further fixed on a side surface of the connecting frame 31, the rotating shaft 32 may pass through and be fixedly connected to the bearing seat, and the driving motor 5 may also be directly composed of a single motor, which is directly fixed in the connecting frame 31 and drives the rotating shaft 32 to rotate through a conventional power transmission manner such as gear transmission or synchronous belt transmission.

With continued reference to fig. 1 and 4, the end portions of the two ends of the rotating shaft 32 extending out of the two sides of the connecting frame 31 are fixedly connected with the connecting members 34, and the two connecting members 34 are pivotally connected with the pedal 33 at the other end opposite to the rotating shaft 32. This structure is equivalent to the pedal structure on both sides of the bicycle, so that after a rehabilitee sits on the seat cushion 6, both feet can step on the two pedals 33, and the rotating shaft 32 is driven to rotate by pedaling the pedals 33. Or after the driving motor 5 is powered on, when the driving motor 5 drives the rotating shaft 32 to rotate, the connecting piece 34 can be driven to rotate, so that the two feet stepping on the two pedals 33 are driven to swing along with the rotating shaft.

As shown in fig. 1, 4 and 5, the shaft 32 is connected to the linkage assembly between the two connecting members 34 and the connecting frame 31. The linkage assembly includes an eccentric 41, a bearing 42, a first connecting rod 43, a second connecting rod 44, a rotating rod 47, and a connecting ring 45. The eccentric wheel 41 is fixed to the rotating shaft 32 in a manner of insert molding, that is, the eccentric wheel 41 is made of plastic, which can more effectively ensure the position accuracy of the eccentric wheel 41 on the rotating shaft 32 than in a manner of welding the eccentric wheel 41 on the rotating shaft 32, and after the eccentric wheels 41 of the two linkage assemblies are fixed on the rotating shaft 32, the axes of the two eccentric wheels 41 deviate from each other, that is, are not coaxial.

As shown in fig. 2 and 3, the connection ring 45 is used for fixedly connecting the bearing 42 and the first connection rod 43, the connection ring 45 includes an arc portion 451 and a clamping portion 452, the arc portion 451 is an arc structure larger than a semicircle, and an inner diameter of the arc portion 451 is slightly smaller than an outer diameter of the bearing 42, and may be 1 to 10mm smaller. The clamping portion 452 is fixed to both ends of the arc portion 451, the clamping portion 452 is provided with a first connection hole 453, and one end of the first link 43 for connecting to the bearing 42 is provided with a second connection hole (not shown). During assembly, the bearing 42 can be sleeved outside the eccentric wheel 41, and clamping springs can be connected to two ends of the eccentric wheel 41 to fix the eccentric wheel 41 in the bearing 42; then, the bearing 42 is inserted into the connection ring 45, and the end of the first link 43 is inserted between the two clamping portions 452, so that the first connection hole 453 and the second connection hole correspond to each other; then, the bolt 455 passes through the first connection hole 453 and the second connection hole at the same time, and then a nut 456 is screwed to one end of the bolt 455 passing through the clamping portion 452, and is rotated to be fastened, so that the connection ring 45 clamps the bearing 42, and the clamping portions 452 clamp the first link 43, thereby fixing one end of the first link 43 to the side surface of the bearing 42. In addition, the two side edges of the circular arc portion 451 are provided with the convex points 454, after the bearing 42 is clamped by the connecting portion, the bearing 42 is embedded between the convex points 454 at the two sides of the circular arc portion 451, and the bearing 42 can be prevented from deviating and falling out towards the two sides of the connecting ring 45 through the blocking and limiting of the convex points 454.

As shown in fig. 8 to 10, a shaft sleeve 46 is further fixed on the base 1 at a position close to the seat cushion 6, and in particular, the shaft sleeve 46 may be fixed on the back surface of the seat cushion 6. The shaft sleeve 46 and two the bull stick 47 of linkage subassembly 4 is hollow tubular structure, and shaft sleeve 46 and two bull sticks 47 all connect through dabber 48, cutting ferrule 410 and gasket 49, the terminal surface at dabber 48 both ends all is equipped with the screw hole, the equal threaded connection of screw hole has first bolt 411. Cutting ferrule 410 is the cylinder structure, and cutting ferrule 410 cross-section is the T font structure, forms an annular step, and cutting ferrule 410 center has the through-hole. The two ends of the sleeve 46 and the two ends of the rotating rod 47 are embedded with the cutting sleeve 410, namely, the annular step of the cutting sleeve 410 is matched and nested with the end part of the sleeve 46 or the rotating rod 47. After the mandrel 48 passes through the sleeve 46, the two rotating rods 47 and each cutting sleeve 410, the first bolt 411 passes through the gasket 49 and then is connected and fastened with a threaded hole at the end part of the mandrel 48, so that the gasket 49 is fixed at the end part of the mandrel 48, and a gap is formed between the fixed gasket 49 and the cutting sleeve 410 at the end of the rotating rod 47 far away from the sleeve 46, which is equivalent to the distance between the two ends of the mandrel 48 is larger than the sum of the lengths of the sleeve 46 provided with the cutting sleeve 410 and the two rotating rods 47 provided with the sleeve 410, so that the two rotating rods 47 are both fixed relative to the axial direction of the sleeve and rotate relative to the sleeve 46 by taking the mandrel 48 as an axis.

With continued reference to fig. 9 and 10, one end of the first link 43 away from the bearing 42 is pivotally connected to one end of the second link 44, and the other end of the second link 44 is fixed to the rotating rod 47, and the two handrails 2 are also fixed to the two rotating rods 47, respectively.

After the structure more than adopting, pivot 32 rotates the drive when eccentric wheel 41 rotates, the accessible bearing 42 drives first connecting rod 43 swings to drive through second connecting rod 44 the bull stick 47 is relative base 1 rotates, realizes the swing of handrail 2 finally realizes footboard 33 with the synchronization action of handrail 2 reaches the purpose of tempering both hands and both legs simultaneously. In addition, because the axle center of the eccentric wheel 41 deviates from the axle center of the rotating shaft 32, when the rotating shaft 32 rotates to the eccentric wheel 41 on one side to swing upwards and forwards, the eccentric wheel 41 on the other side of the rotating shaft swings downwards and backwards, so that the two handrail rods 2 are pulled to swing along two opposite directions (namely upwards or downwards), the two sides of the waist can be simultaneously and reciprocally twisted towards the upper direction and the lower direction of the base 1, and the purpose of simultaneously exercising the waist is achieved.

As shown in fig. 6 and 7, a moving sleeve 61 is fixed at the bottom of the seat cushion 6, a first adjusting hole (not shown in the drawings) penetrating through two sides is formed in the side surface of the moving sleeve 61, an adjusting screw 62 is inserted into the first adjusting hole, and the adjusting screw 62 is in threaded connection with an adjusting nut 63; an adjusting rod 11 is fixed on the base 1, the adjusting rod 11 extends from one end of the seat cushion 6 to one end of the connecting frame 31, and a plurality of second adjusting holes 111 are distributed on one side of the adjusting rod 11 at equal intervals along the length direction; the moving sleeve 61 is adapted to be sleeved outside the adjusting rod 11, so that the moving sleeve 61 and the seat cushion can horizontally move relative to the adjusting rod 11. When the seat cushion 6 needs to be fixed, the first adjusting hole of the moving sleeve 61 corresponds to any one of the second adjusting holes 111 of the adjusting rod 11, and the adjusting screw 62 passes through the first adjusting hole and the second adjusting hole 111 and then is connected and fastened with the adjusting nut 63, so that the seat cushion 6 can be fixed on the base 1 and kept relatively fixed with the pedal assembly. And need adjust during the position of cushion 6, the accessible will move the first regulation hole of sleeve pipe 61 and correspond to the different second regulation holes 111 of adjusting pole 11, later wear to adorn adjusting screw 62 again and connect adjusting nut, can realize adjusting cushion 6 and pedal assembly's interval, so that the utility model discloses the people that can be applicable to more different heights carry out the rehabilitation and take exercise.

In conclusion, as shown in fig. 1 and 9, when using the rehabilitation exercise device of the present invention, the user needs to sit on the cushion 6, hold both hands respectively two of the two sides of the base 1 the handrails 2, and step both feet on two pedals 33 respectively with the action of tending to straighten, so that the body forms a half lying posture. Then, the driving motor 5 drives the rotating shaft 32 to rotate, and rehabilitation training can be performed. In the process, the rotating shaft 32 rotates to drive the connecting piece 34 to rotate so as to drive the two feet trampled on the pedals 33 to swing along with the connecting piece, meanwhile, the rotating shaft 32 also can drive the two eccentric wheels 41 to rotate, so that the two eccentric wheels 41 rotate to drive the two hand supporting rods 2 to swing upwards or downwards respectively through the first connecting rod 43, the second connecting rod 44 and the rotating rod 47, so as to drive the two hands to swing upwards and downwards, thereby achieving the synergetic action of the two hands and the two feet during rehabilitation exercise, and being beneficial to rehabilitation exercise of four limbs. Simultaneously, in the process of both hands luffing motion, can drive the waist both sides simultaneously to the slope of two direction laterals of the left and right sides of base 1 to reach the mesh of taking exercise the waist simultaneously. And the utility model discloses only can drive through a motor handrail 2 with footboard 33 can reduce the energy consumption of the production of recovered car when recovered taking exercise effectively. Furthermore, a set of control system can be configured to control the rotating speed of the driving motor 5, so as to control the swinging frequency of the handrail 2 and the rotating frequency of the pedal 33, and further control the intensity of rehabilitation exercise.

The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. The utility model provides an electronic horizontal four limbs linkage rehabilitation car which characterized in that, this rehabilitation car including: a base, two hand-held rods, a pedal component, a linkage component and a driving motor, wherein,

2. The electric horizontal four-limb linkage rehabilitation vehicle as claimed in claim 1, characterized in that: the linkage assembly further comprises a connecting ring, the connecting ring comprises an arc part and a clamping part, the arc part is of an arc structure, and the inner diameter of the arc part is slightly smaller than the outer diameter of the bearing; the circular arc portion both ends are all fixed the clamping part, the clamping part is equipped with first connecting hole, first connecting rod is used for being connected to the one end of bearing is equipped with the second connecting hole, the bearing imbeds to in the connecting ring, the tip embedding of first connecting rod is to two between the clamping part, just first connecting hole with a bolt is worn to adorn simultaneously to the second connecting hole, and this bolt screwed connection nut makes the connecting ring will the bearing cramps.

3. The electric horizontal four-limb linkage rehabilitation vehicle as claimed in claim 2, characterized in that: the two side edges of the arc portion are provided with salient points, and the bearing is embedded between the salient points on the two sides of the arc portion.

4. The electric horizontal four-limb linkage rehabilitation vehicle as claimed in claim 1, characterized in that: the base is also fixedly provided with a shaft sleeve at a position close to the cushion, and the rotating rods of the two linkage assemblies are respectively rotatably connected with two ends of the shaft sleeve.

5. The electric horizontal four-limb linkage rehabilitation vehicle as claimed in claim 4, wherein: the shaft sleeve and the rotating rods of the two linkage assemblies are connected through a mandrel, a clamping sleeve and a gasket, threaded holes are formed in the end surfaces of the two ends of the mandrel, and first bolts are in threaded connection with the threaded holes; the section of the cutting sleeve is of a T-shaped structure, a through hole is formed in the center of the cutting sleeve, and the cutting sleeve is embedded into both ends of the shaft sleeve and both ends of the rotating rod; after the mandrel penetrates through the shaft sleeve, the two rotating rods and the clamping sleeves, the first bolt penetrates through the gasket and then is connected and fastened with a threaded hole in the end part of the mandrel, so that the gasket is fixed to the end part of the mandrel, and a gap is reserved between the gasket and the clamping sleeve at one end, far away from the shaft sleeve, of the rotating rod.

6. The electric horizontal four-limb linkage rehabilitation vehicle as claimed in claim 1, characterized in that: the driving motor comprises a motor and a transmission, an output shaft of the motor is fixed to a power input end of the transmission, the transmission is fixed into the connecting frame, and the rotating shaft is fixed to an output end of the transmission.

7. The electric horizontal four-limb linkage rehabilitation vehicle as claimed in any one of claims 1 to 6, wherein: a movable sleeve is fixed at the bottom of the cushion, a first adjusting hole penetrating through two sides is formed in the side face of the movable sleeve, an adjusting screw rod penetrates through the first adjusting hole, and the adjusting screw rod is in adaptive threaded connection with an adjusting nut; an adjusting rod is fixed on the base, the adjusting rod extends from one end of the cushion to one end of the connecting frame, and a plurality of second adjusting holes are distributed on one side of the adjusting rod at equal intervals along the length direction of the adjusting rod; the movable sleeve is sleeved outside the adjusting rod in a matching mode, and moves relative to the adjusting rod; when the movable sleeve is fixed, the first adjusting hole of the movable sleeve corresponds to any one of the second adjusting holes of the adjusting rod, and the adjusting screw penetrates through the first adjusting hole and the second adjusting hole and then is connected and fastened with the adjusting nut.