CN209575091U - Sport Chair - Google Patents
Sport Chair Download PDFInfo
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- CN209575091U CN209575091U CN201821957253.8U CN201821957253U CN209575091U CN 209575091 U CN209575091 U CN 209575091U CN 201821957253 U CN201821957253 U CN 201821957253U CN 209575091 U CN209575091 U CN 209575091U
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- connecting rod
- wheel
- chair
- chair frame
- sport
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Abstract
The utility model relates to Sport Chairs, including chair frame and the rear-wheel being arranged on rear side of chair frame, are equipped with pedal connecting rod on front side of chair frame, transmission mechanism is connected between rear-wheel and pedal connecting rod, is additionally provided in chair frame and is used to support the supporting device that rear-wheel is lifted away from ground.Compared with the prior art, rear-wheel is lifted away from ground using supporting device in small space, the motor function of wheelchair is not limited by place, and wheelchair is easy to use.
Description
Technical field
The utility model belongs to health-caring equipment technical field, and in particular to Sport Chair.
Background technique
Existing wheelchair serves mainly to facilitate patients with cerebral palsy, paralytic, disabled person or with muscle inability symptom
People realizes movement, with the development of society, the performance of wheelchair also continuously improves, other than the function of helping patient mobile, also
Extend various other functions, such as add telecontrol equipment on wheelchair, is taken exercise, subtracted using the quadruped locomotion of outer power drive patient
The problem of slow patient muscle's atrophy, oedema or poor blood circulation.
The Chinese invention patent that publication No. is CN107397633A, date of publication is 2017.11.28 discloses a kind of gait health
Training airplane, including vehicle frame are answered, rear-wheel and front-wheel, cushion are installed on vehicle frame, the rotation axis of rear-wheel is rear sprocket shaft, rear sprocket shaft
On rear sprocket wheel is installed, between rear sprocket wheel and preceding sprocket wheel be equipped with chain, respectively there are second crank, preceding chain in the both ends of preceding sprocket shaft
Second crank at the both ends of wheel shaft is all perpendicular to preceding sprocket shaft and reverse phase setting, the end of the second crank and a multi-connecting-rod mechanism
Input terminal it is hinged, the output end and pedal of multi-connecting-rod mechanism are hinged.When wheelchair is pushed, wheelchair bull wheel band moving axis and fixation
Sprocket wheel rotation on axis, by the wheel disc and crank of chain conveyer power to front, the rotation that crank is separated by 180 ° drives connecting rod
Mechanism, so that the track movement of pedal simulation people's gait, drives lower limb to carry out gait rehabilitation.
But problem is: pedal connecting rod (link mechanism) need drive transmission mechanism (rear sprocket wheel-chain by rear wheel
Preceding sprocket wheel-the crank of item -) it could drive, wheelchair is only capable of using in open environment, in the case where environment is limited, such as suffers from
When person needs to move at home, wheelchair is difficult to meet movement needs, and the motor function of wheelchair has limitation.
Utility model content
The purpose of this utility model is to provide a kind of Sport Chairs, and the motor function to solve wheelchair is limited by place
The problem of.
To achieve the above object, the Sport Chair of the utility model uses following technical scheme: Sport Chair includes chair frame
With the rear-wheel being arranged on rear side of chair frame, chair frame front side is equipped with pedal connecting rod, transmission mechanism is connected between rear-wheel and pedal connecting rod,
It being additionally provided in chair frame and is used to support the supporting device that rear-wheel is lifted away from ground, Sport Chair further includes the motor being arranged in chair frame,
The output shaft of motor is connect by drive mechanism with pedal connecting rod.
The utility model has the advantages that in the case where user is located at the narrow fields such as interior, by supporting device by the rear-wheel of wheelchair
It is lifted away from ground, rotation rear-wheel carrys out drive transmission device, and then pedal connecting rod is driven to swing, and the lower limb of user pass through pedal connecting rod
Swing is taken exercise, and muscular atrophy, edema of lower extremity and blood do not recycle caused by alleviating because of Sedentary wheelchair, compared to existing skill
Art still can be carried out lower extremity movement, the fortune of wheelchair indoors etc. in narrow environment either in the open environment in outside
Dynamic function is not limited by place, and wheelchair is easy to use.
Further, supporting device includes more than two L-type supports, and each L-type support is hinged in chair frame.Bracket support
Significant effect prevents wheelchair tipping in motor work.
Further, it is connected between each L-type support and chair frame for pulling holder pivots to the spring for being bonded chair frame.Wheel
Chair avoids bracket from contacting ground when advancing, prevent bracket from wheelchair being hindered to advance.
Further, transmission mechanism includes the rear wheel sprocket being arranged in rear-wheel shaft, and chair frame is equipped with and rear wheel sprocket
The drive sprocket flushed is equipped with chain, is connected with curved connecting rod on the wheel shaft of drive sprocket between rear wheel sprocket and drive sprocket,
Curved connecting rod is S type, and pedal connecting rod is L-type, on the bending place of pedal connecting rod is hinged on front side of chair frame, pedal connecting rod and chair frame it
Between the articulated shaft of hinged place extend in left-right direction, pull rod is equipped between pedal connecting rod and curved connecting rod, one end of pull rod is hinged
On the end on rear side of pedal connecting rod, the other end is hinged on the position of curved connecting rod protrusion.In extraneous open environment, lead to
Wheelchair traveling is unusually pushed, rear wheel drive transmission mechanism drives pedal connecting rod to swing, energy conservation and environmental protection；The narrow environment such as indoors
In prop bracket after, manually rotate rear-wheel realize pedal connecting rod swing, and pedal connecting rod be L-type, pedal connecting rod swing width
Spend larger, user's lower limb exercise is abundant.
Further, the pull rod is telescopic rod.Facilitate and adjusts the angle that pedal connecting rod lifts, adjustment user's lower limb
Exercise intensity.
Further, chair frame is equipped with axle sleeve, and chair frame is equipped with the strip hole that length extends along the longitudinal direction, and axle sleeve passes through
Bolt is slidably mounted in strip hole, and the wheel shaft of drive sprocket is interspersed in axle sleeve.Drive sprocket is by axle sleeve in strip hole
Shift position adjusts the distance between drive sprocket and rear wheel sprocket, is adapted to the chain of different size, chain is facilitated to install, together
When adjust the distance between curved connecting rod and pedal connecting rod.
Further, wheelchair further includes the handle being arranged on the wheelchair chair back and is arranged in chair frame on front side of rear-wheel
Brake, handle are equipped with rim brake, brake cable are connected between rim brake and brake.In rear-wheel walking process, facilitates and promote wheelchair
The whereabouts of people's manipulation wheelchair.
Further, Sport Chair further includes seat, seat include intermediate cushion and at left and right sides of intermediate cushion it is symmetrical
The left cushion and right cushion of arrangement, intermediate cushion are detachably connected with left cushion and right cushion respectively.Intermediate cushion is removed, it is left
Cushion and right cushion form Simple toilet shape, and wheelchair is more humanized.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the embodiments of the present invention, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing；
Fig. 1 is the main view of the Sport Chair of the utility model；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the left view of Fig. 1；
Fig. 4 is the right view of Fig. 1.
In figure: 1- chair frame, 2- rear-wheel, 3- pedal connecting rod, 4- motor, 5- transmission mechanism, 6-L type bracket, 6-1- spring,
7- rear wheel sprocket, 8- output chain gear, 9- drive sprocket, 10- chain, the curved connecting rod of 11-, 12- axle sleeve, 13- strip hole, 14- spiral shell
Bolt, 15- pull rod, 16- handle, 17- brake, 18- rim brake, 19- brake cable, 20- seat, the centre 20-1- cushion, the left seat of 20-2-
Pad, the right cushion of 20-3-.
Specific embodiment
In order to keep the technical purpose, technical scheme and beneficial effects of the utility model clearer, with reference to the accompanying drawing and
Specific embodiment is further illustrated the technical solution of the utility model.
The embodiment one of Sport Chair: as shown in Figures 1 to 4, Sport Chair includes chair frame 1 and setting in 1 rear side of chair frame
Two rear-wheels 2, pedal connecting rod 3 is equipped on front side of chair frame 1, pedal connecting rod 3 is L-type, and the bending place of pedal connecting rod 3 is hinged on chair frame
On 1 front side, the articulated shaft of hinged place extends in left-right direction between pedal connecting rod 3 and chair frame 1.It is located at two rear-wheels 2 in chair frame 1
Between be equipped with motor 4, transmission mechanism 5 is connected between rear-wheel 2 and motor 4, pedal connecting rod 3 is connect with transmission mechanism 5.
Transmission mechanism 5 includes the output chain gear 8 being arranged on 4 output shaft of motor and the rear-wheel being arranged in 2 shaft of rear-wheel
Sprocket wheel 7, transmission mechanism 5 further include two drive sprockets 9 flushed respectively with rear wheel sprocket 7 and output chain gear 8, on 1 front side of chair frame
Equipped with axle sleeve 12, chair frame 1 is equipped with the strip hole 13 that length extends along the longitudinal direction, and axle sleeve 12 is slidably mounted on by bolt 14
In strip hole 13, the wheel shaft of drive sprocket 9 is interspersed in axle sleeve 12, output chain gear 8 and the drive sprocket flushed with output chain gear 8
It is connected with chain 10 between 9, chain 10 is connected between rear wheel sprocket 7 and the drive sprocket 9 flushed with rear wheel sprocket 7, two pass
The curved connecting rod 11 rotated synchronously for two drive sprockets 9 is additionally provided between movable sprocket 9, curved connecting rod 11 is S type, curved connecting rod
Pull rod 15 is additionally provided between 11 and pedal connecting rod 3, pull rod 15 is telescopic rod, and it is convex that one end of pull rod 15 is hinged on curved connecting rod 11
The position risen, the other end are hinged on the end of 3 rear side of pedal connecting rod.
It is additionally provided in chair frame 1 and is used to support two L-type supports 6 that rear-wheel is lifted away from ground, each L-type support 6 is hinged on chair frame 1
On, it is connected between each L-type support 6 and chair frame 1 and is bonded the spring 6-1 of chair frame 1 for pulling L-type support 6 to turn to.Moving wheel
Chair further includes seat 20, and seat 20 includes intermediate cushion 20-1 and the left cushion being arranged symmetrically at left and right sides of intermediate cushion 20-1
20-2 and right cushion 20-3, intermediate cushion 20-1 are detachably connected with left cushion 20-2 and right cushion 20-3 respectively, moving wheel
With handle 16 and the rim brake 18 that is arranged on handle 16 on the chair back of chair, it is located on front side of rear-wheel 2 in chair frame 1 and is equipped with brake 17,
Brake cable 19 is connected between rim brake 18 and brake 17.
In the case where user is located at the narrow fields such as interior, L-type support 6 is propped, the rear-wheel 2 of wheelchair is lifted away from ground,
4 drive transmission device 5 of motor drives pedal connecting rod 3 to swing, and the lower limb of user are taken exercise by the swing of pedal connecting rod 3, delays
Solution is not recycled because of muscular atrophy, edema of lower extremity and blood caused by Sedentary wheelchair, in extraneous open environment, is pushed away by manpower
Wheelchair is advanced, and 2 drive transmission device 5 of rear-wheel drives pedal connecting rod 3 to swing, energy conservation and environmental protection.Compared with the prior art, either
Still it can be carried out lower extremity movement, the motor function of wheelchair is not indoors etc. in narrow environment in the open environment in outside
It is limited by place, wheelchair is easy to use, lasting using the time
Drive sprocket 9 by axle sleeve 12 in strip hole 13 shift position come after adjusting drive sprocket 9 and output chain gear 8/
The distance between wheel sprocket 7 is adapted to the chain 10 of different size, and chain 10 is facilitated to install.In other cases, axle sleeve 12 can also
To be welded in chair frame 1 or Telescopic rod structure can also be replaced with the link mechanism of regular length by pull rod 15.In addition,
Compared with the prior art, the amplitude that the pedal connecting rod 3 in the Sport Chair of the utility model is swung is larger, user's lower limb exercise
Sufficiently, facilitate and adjust the angle that pedal connecting rod 3 lifts, increase and decrease the exercise intensity of user's lower limb.
The embodiment two of Sport Chair: L-type support can also be replaced with to the supporting device of other forms, such as can be
It is shored on rear side of chair frame using hydraulic cylinder structure, or can also will be stuck in the recess of H type frame on rear side of chair frame using H-type frame, it is real
Existing rear-wheel is lifted away from bottom surface.
The embodiment three of Sport Chair: transmission mechanism can be other forms, such as the rotation of motor is not transferred to rear-wheel
On, such as ratchet and the pawl with ratchet cooperation are additionally provided in the shaft of rear-wheel, when the rotation direction and rear-wheel of motor work
Rotation direction it is opposite；Or drive sprocket and chain can be saved on the basis of example 1, it is equipped with and supplies between two rear-wheels
The curved connecting rod that rear-wheel rotates synchronously, pull rod is directly hinged in the raised position of curved connecting rod, on the output shaft on motor with
Pitch wheel is separately installed on the wheel shaft of rear-wheel.
It should be noted last that: the technical solution of the utility model that the above embodiments are only illustrative and not limiting is appointed
What to the utility model carry out equivalent replacement and do not depart from the spirit and scope of the utility model modification or part replace,
It should cover within the scope of the utility model claims protection.
Claims (8)
1. Sport Chair, including chair frame and the rear-wheel being arranged on rear side of chair frame, it is equipped with pedal connecting rod on front side of chair frame, rear-wheel and foot-operated
Transmission mechanism is connected between connecting rod, it is characterised in that: it is additionally provided in chair frame and is used to support the supporting device that rear-wheel is lifted away from ground,
Sport Chair further includes the motor being arranged in chair frame, and the output shaft of motor is connect by drive mechanism with pedal connecting rod.
2. Sport Chair according to claim 1, it is characterised in that: supporting device includes more than two L-type supports, respectively
L-type support is hinged in chair frame.
3. Sport Chair according to claim 2, it is characterised in that: be connected between each L-type support and chair frame for drawing
Dynamic holder pivots are extremely bonded the spring of chair frame.
4. Sport Chair according to any one of claims 1 to 3, it is characterised in that: transmission mechanism includes being arranged in rear-wheel
Rear wheel sprocket in shaft, chair frame are equipped with the drive sprocket flushed with rear wheel sprocket, set between rear wheel sprocket and drive sprocket
There is chain, curved connecting rod is connected on the wheel shaft of drive sprocket, curved connecting rod is S type, and pedal connecting rod is L-type, pedal connecting rod
On bending place is hinged on front side of chair frame, the articulated shaft of hinged place extends in left-right direction between pedal connecting rod and chair frame, the company of riding
Pull rod is equipped between bar and curved connecting rod, one end of pull rod is hinged on the end on rear side of pedal connecting rod, and the other end is hinged on song
On the position of shape connecting rod protrusion.
5. Sport Chair according to claim 4, it is characterised in that: the pull rod is telescopic rod.
6. Sport Chair according to claim 5, it is characterised in that: chair frame is equipped with axle sleeve, and chair frame is equipped with length edge
The strip hole that front-rear direction extends, axle sleeve are slidably mounted in strip hole by bolt, and the wheel shaft of drive sprocket is interspersed in axle sleeve
In.
7. Sport Chair according to any one of claims 1 to 3, it is characterised in that: wheelchair further includes being arranged in wheelchair chair
The handle of back is equipped with rim brake, connects between rim brake and brake with the brake being located on front side of rear-wheel in chair frame, handle is arranged in
There is brake cable.
8. Sport Chair according to claim 7, it is characterised in that: Sport Chair further includes seat, and seat includes centre
Cushion and the left cushion and right cushion being arranged symmetrically at left and right sides of intermediate cushion, intermediate cushion respectively with left cushion and right cushion
It is detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957253.8U CN209575091U (en) | 2018-11-27 | 2018-11-27 | Sport Chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957253.8U CN209575091U (en) | 2018-11-27 | 2018-11-27 | Sport Chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209575091U true CN209575091U (en) | 2019-11-05 |
Family
ID=68377420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821957253.8U Active CN209575091U (en) | 2018-11-27 | 2018-11-27 | Sport Chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209575091U (en) |
-
2018
- 2018-11-27 CN CN201821957253.8U patent/CN209575091U/en active Active
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| GR01 | Patent grant |