CN109938939A - Flat push lever driving device and wheelchair suitable for wheelchair - Google Patents
Flat push lever driving device and wheelchair suitable for wheelchair Download PDFInfo
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- CN109938939A CN109938939A CN201910356401.3A CN201910356401A CN109938939A CN 109938939 A CN109938939 A CN 109938939A CN 201910356401 A CN201910356401 A CN 201910356401A CN 109938939 A CN109938939 A CN 109938939A
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- ratchet
- wheelchair
- lever
- flat push
- driving device
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 49
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 4
- 244000046052 Phaseolus vulgaris Species 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010034464 Periarthritis Diseases 0.000 description 1
- 208000012287 Prolapse Diseases 0.000 description 1
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
Abstract
The present invention provides a kind of Flat push lever driving devices suitable for wheelchair, are related to wheelchair equipment technical field, including click transmission mechanism, fixed substrate and lever;Click transmission mechanism includes bidirectional ratchet and two-way ratchet, and bidirectional ratchet is connected in fixed substrate by central axis rotation, is rotatably connected in the fixed substrate of bidirectional ratchet side in the middle part of two-way ratchet;The lower part of lever is fixedly connected in fixed substrate, and the operating-controlling mechanism that manipulation two-way ratchet is swung is equipped on lever.The present invention also provides a kind of Flat push levers to drive wheelchair, including chair frame 15, chair wheel group and two Flat push wheelchair drive mechanisms above-mentioned.The present invention is driven using bidirectional ratchet and two-way ratchet, converts the flat-pushing power of arm to by lever the rotary force of bidirectional ratchet, has many advantages, such as that structure is simple, easy to use, Labor-saving high-efficiency.
Description
Technical field
The present invention relates to wheelchair equipment technical field, especially a kind of Flat push lever driving device suitable for wheelchair.
The invention further relates to a kind of Flat push levers to drive wheelchair.
Background technique
Wheelchair is a kind of common care device, is widely used in medical treatment, endowment field.Wheelchair packet in the prior art
Include the wheelchair of manual actuation and the wheelchair of electric drive.Since the wheelchair cost of electric drive is excessively high, sufferer is difficult to rise with bearing,
So the wheelchair of manual actuation is used in market mostly.Hand-pushing wheel is mostly arranged in the wheelchair of manual actuation on wheel chair wheel, uses
When sufferer need to be started push wheel with arm pushing, driving wheelchair moves forward or back.Usual arm needs to use biggish strength driving
Arm drive pulley chair is used for a long time in wheelchair, sufferer, can shoulder, waist and chest to user etc. muscle cause strain, draw
Wound, to cause the diseases such as scapulohumeral periarthritis, cervical spondylosis, prolapse of lumbar intervertebral disc.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide, a kind of structure is simple, is driven effect
Rate height and the labor-saving Flat push lever driving device suitable for wheelchair.
Another technical problem to be solved by this invention is to provide a kind of using aforementioned Flat push lever driving device
Flat push lever drives wheelchair.
The technical problem to be solved by the present invention is to what is realized by technical solution below.The present invention is a kind of is applicable in
In the Flat push lever driving device of wheelchair, its main feature is that: including click transmission mechanism, fixed substrate and lever;
Click transmission mechanism includes bidirectional ratchet and two-way ratchet, and bidirectional ratchet is connected to fixed base by central axis rotation
On plate, two-way ratchet includes pawl body, is fixedly installed with the spine tooth of corresponding bidirectional ratchet respectively at the both ends of pawl body, double
It is rotatably connected in the middle part of to pawl in the fixed substrate of bidirectional ratchet side;
The lower part of lever is fixedly connected in fixed substrate, and the operating-controlling mechanism that manipulation two-way ratchet is swung is equipped on lever.
A kind of Flat push lever driving device suitable for wheelchair of invention described above, further preferred technology
Scheme or to be technically characterized by comprising the steps as follows: the operating-controlling mechanism include brake lever and brake cable, brake lever is mounted on lever top, stops
Cart handle is fixedly connected with one end of two-way ratchet by brake cable, and the other end of two-way ratchet is fixed with elastic reset member,
Elastic reset member one end is fixedly connected in two-way ratchet, the other end is fixedly connected in fixed substrate.
A kind of Flat push lever driving device suitable for wheelchair of invention described above, further preferred technology
Scheme is technically characterized by comprising the steps as follows: the elastic reset member as reset tension spring.
A kind of Flat push lever driving device suitable for wheelchair of invention described above, further preferred technology
Scheme is technically characterized by comprising the steps as follows: the buckle of riding being fixedly installed in the fixed substrate for controlling brake cable mobile route.
A kind of Flat push lever driving device suitable for wheelchair of invention described above, further preferred technology
Scheme or to be technically characterized by comprising the steps as follows: the bidirectional ratchet include bearing plate and two single direction ratchets, two single direction ratchets are fixed respectively
The two sides of bearing plate are connected to, the gear teeth rotation direction of two single direction ratchets is in oppositely arranged.Bidirectional ratchet can also directly pass through processing
The bidirectional ratchet of integral type is obtained, or is compounded to form by multi-disc single direction ratchet.
A kind of Flat push lever driving device suitable for wheelchair of invention described above, further preferred technology
Scheme is technically characterized by comprising the steps as follows: on the Flat push lever driving device and is additionally provided with guard shield, and guard shield and fixed substrate are solid
It is fixed to connect, the mounting groove passed through for lever is offered on guard shield.
A kind of Flat push lever driving device suitable for wheelchair of invention described above, further preferred technology
Scheme is technically characterized by comprising the steps as follows: the bidirectional ratchet equipped with matched ratchet fixing seat, and it is solid that bidirectional ratchet is fixedly mounted on ratchet
In reservation.
The present invention has also passed through a kind of Flat push lever driving wheelchair using aforementioned Flat push lever driving device, special
Point is: including Flat push wheelchair drive mechanism described in any one of chair frame, chair wheel group and two claim 1-7, chair wheel
Group includes two driving wheels, and driving wheel is rotatably installed in chair frame, and connecting plate is fixedly installed at the wheel shaft of driving wheel, flat-pushing
The ratchet fixing seat of type wheelchair drive mechanism is fixedly mounted on connecting plate, the axle axis of driving wheel and the axis of bidirectional ratchet
Collinearly.Ratchet fixator can be bolted with wheelchair or be fixed with the mode that magnet adsorbs.
Compared with prior art, the invention has the following advantages:
(1) the Flat push lever driving device suitable for wheelchair of the invention is driven using bidirectional ratchet and two-way ratchet, by hand
The flat-pushing power of arm is converted into the rotary force of bidirectional ratchet by lever, drives convenient, Labor-saving high-efficiency;Pass through the manipulation hand on lever
The engagement direction of two-way ratchet and bidirectional ratchet can be switched in handle, to change the Impact direction of bidirectional ratchet, convenient for manipulation wheelchair
Direction of travel, and two-way ratchet can be made to automatically reset by elastic reset member, structure is simple, easy to use.
(2) Flat push lever of the invention driving wheelchair passes through the Flat push lever driving device on two driving wheels, benefit
The forward or backward of wheelchair is driven with lever principle, and can also realize turning by changing the speed difference of two sides driving wheel,
Have many advantages, such as to turn to flexible, easy to use, Labor-saving high-efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Flat push lever driving device suitable for wheelchair of the invention;
Fig. 2 is the configuration schematic diagram of the Flat push lever driving device suitable for wheelchair of the invention;
Fig. 3 is partial enlarged view at A in Fig. 2;
Fig. 4 is to ride to buckle mounting structure schematic diagram;
Fig. 5 is bidirectional ratchet configuration schematic diagram;
Fig. 6 is the structural schematic diagram of two-way ratchet;
Fig. 7 is the structural schematic diagram that Flat push lever drives wheelchair;
Fig. 8 is the structural schematic diagram of connecting plate.
In figure, 1 is fixed substrate, and 2 be lever, and 3 be bidirectional ratchet, and 4 be two-way ratchet, and 5 be center axis, and 6 be brake hand
Handle, 7 be brake cable, and 8 be brake beans, and 9 be Anti-slip cover, and 10 be reset tension spring, and 11 be buckle of riding, and 12 be guard shield, and 13 are
Ratchet fixing seat, 14 be bearing block, and 15 be chair frame, and 16 be driving wheel, and 17 be connecting plate.
Specific embodiment
The specific technical solution of the present invention described further below, in order to which those skilled in the art is further understood that
The present invention, without constituting the limitation to its right.
Embodiment 1, with reference to Fig. 1, Fig. 2 and Fig. 3, a kind of Flat push lever driving device suitable for wheelchair, including ratchet
Pawl transmission mechanism, fixed substrate 1 and lever 2;
Click transmission mechanism includes bidirectional ratchet 3 and two-way ratchet 4, and bidirectional ratchet 3 is rotatably connected on solid by central axis 5
Determine on substrate 1, two-way ratchet 4 includes pawl body, is fixedly installed with corresponding bidirectional ratchet 3 respectively at the both ends of pawl body
Spine tooth is rotatably connected in the middle part of two-way ratchet 4 in the fixed substrate 1 of 3 side of bidirectional ratchet;Two-way ratchet 4 is an one
The rigid part changed is rotatably connected in fixed substrate 1 in the middle part of two-way ratchet 4 by bolt.
The lower part of lever 2 is fixedly connected in fixed substrate 1, and the behaviour that manipulation two-way ratchet 4 is swung is equipped on lever 2
Control mechanism.2 lower part of lever can be fixedly connected in fixed substrate 1 by fixed metal plate.
Embodiment 2, a kind of Flat push lever driving device suitable for wheelchair described in embodiment 1: the manipulation machine
Structure includes brake lever 6 and brake cable 7, and brake lever 6 is mounted on 2 top of lever, and brake lever 6 connects by the way that brake cable 7 is fixed
One end of two-way ratchet 4 is connect, the other end of two-way ratchet 4 is fixed with elastic reset member, and elastic reset member one end is fixed
It is connected in two-way ratchet 4, the other end is fixedly connected in fixed substrate 1.Two-way ratchet 4 is rotatably connected on fixed substrate 1
Upper side, one end of two-way ratchet 4 are located at the top of bidirectional ratchet 3, and the other end of two-way ratchet 4 is located at the side of bidirectional ratchet 3
It is square, the mounting hole passed through for brake cable 7 is offered on this one end for the two-way ratchet 4 being located above, brake cable 7 passes through mounting hole
And the brake beans 8 of 7 length of installation and adjustment brake cable in brake cable 7, brake beans 8 can also play barrier effect to prevent from braking
Line 7 skids off mounting hole.Anti-slip cover 9 can be installed on lever 2.
A kind of Flat push lever driving device suitable for wheelchair described in embodiment 3, embodiment 1 or 2: the elasticity
Reset element is reset tension spring 10.It can be pulled out from bidirectional ratchet 3 by reset tension spring 10 positioned at the two-way of 3 side of bidirectional ratchet
The spine tooth of pawl 4, while the spine tooth for the two-way ratchet 4 for being located at 3 top of bidirectional ratchet being made to be caught in bidirectional ratchet 3.
A kind of Flat push lever driving device suitable for wheelchair described in embodiment 4, embodiment 1 or 2 or 3: reference
Fig. 4 is fixedly installed with the buckle 11 of riding for controlling 7 mobile route of brake cable in the fixed substrate 1.Can will ride buckle
11 are fixedly connected on right above bidirectional ratchet 3, by 11 limitation 7 movement routine of brake cable of buckle of riding, convenient for passing through brake cable 7
The spine tooth for the two-way ratchet 4 being located above is lifted out from bidirectional ratchet 3.
A kind of Flat push lever driving device suitable for wheelchair described in any one of embodiment 5, embodiment 1-4
In: Fig. 5 and Fig. 6 is referred to, the bidirectional ratchet 3 includes bearing plate and two single direction ratchets, and two single direction ratchets are fixed respectively to be connected
It connects in the two sides of bearing plate, the gear teeth rotation direction of two single direction ratchets is in oppositely arranged.Two groups of gear teeth on bidirectional ratchet 3 are respectively
The dextrorotation gear teeth for driving wheelchair to advance and the derotation gear teeth for driving wheelchair rollback, it is double above bidirectional ratchet 3
It is used cooperatively to the spine tooth of pawl 4 with the dextrorotation gear teeth, positioned at the spine tooth and the derotation gear teeth of the two-way ratchet 4 of 3 side of bidirectional ratchet
It is used cooperatively.The single direction ratchet with the dextrorotation gear teeth can be made to be arranged close to driving wheel.
A kind of Flat push lever driving device suitable for wheelchair described in any one of embodiment 6, embodiment 1-5
In: guard shield 12 is additionally provided on the Flat push lever driving device, guard shield 12 is fixedly connected with fixed substrate 1, protection
The mounting groove passed through for lever 2 is offered on shell 12.
A kind of Flat push lever driving device suitable for wheelchair described in any one of embodiment 7, embodiment 1-6
In: the bidirectional ratchet 3 is equipped with matched ratchet fixing seat 13, and bidirectional ratchet 3 is fixedly mounted in ratchet fixing seat 13.Solid
Determine to be mounted on bearing block 14 in substrate 1 and ratchet fixing seat 13, the both ends of central axis 5 are mounted in bearing block 14.
Embodiment 8, with reference to Fig. 7 and Fig. 8, a kind of Flat push lever drives wheelchair, including chair frame 15, chair wheel group and two realities
Flat push wheelchair drive mechanism described in any one of 1-7 is applied, chair wheel group includes two driving wheels 16, and driving wheel 16 rotates
It is mounted in chair frame 15, connecting plate 17, the ratchet of Flat push wheelchair drive mechanism is fixedly installed at the wheel shaft of driving wheel 16
Fixing seat 13 is fixedly mounted on connecting plate 17, the axle axis of driving wheel 16 and the axis collinear of bidirectional ratchet 3.It can also take turns
Protective stent is installed, to limit the slewing area of lever 2 on chair.
For wheelchair of the invention in use, patient sits on wheelchair, both hands hold brake lever 6, unclamp two levers 2 at this time
On brake lever 6, it is double that two-way ratchet 4 is caught in the spine tooth of the two-way ratchet being located above 4 under the action of reset tension spring 10
Into the dextrorotation gear teeth of ratchet 3, manpower pushes forward lever 2 to make two-way ratchet 4 that bidirectional ratchet 3 be driven to rotate forward, thus real
Existing wheelchair rotates forward;When lever 2 resets backward, then the spine tooth for the two-way ratchet 4 being located above squeezes the dextrorotation gear teeth and overcomes
The pulling force of reset tension spring 10 is engaged again into the dextrorotation gear teeth.When wheelchair needs to retreat, then brake lever 6 of holding with a firm grip, brake cable 7
The spine tooth for pulling out the two-way ratchet 4 being located above makes the spine tooth of the two-way ratchet 4 positioned at side be caught in the derotation of bidirectional ratchet 3
The gear teeth, manpower push lever 2 to make two-way ratchet 4 that bidirectional ratchet 3 be driven to rotate backward to realize that wheelchair moves backward backward;When
When lever 2 resets forward, then the spine tooth extruding derotation gear teeth positioned at the two-way ratchet 4 of side overcome the resistance of brake cable to nibble again
It closes into the derotation gear teeth, the length of brake cable 7 is regulated in advance by the beans 8 that brake.When wheelchair needs to turn, need by flat
The stroke of the driving wheel of push type lever driving device control left and right sides realizes turning to generate speed difference.When wheelchair needs stop
It when only, is held with a firm grip according to wheel chair sport direction both hands or releasing of brake handle 6, reversed impulse force is utilized to realize brake.
Claims (8)
1. a kind of Flat push lever driving device suitable for wheelchair, it is characterised in that: including click transmission mechanism, fixation
Substrate and lever;
Click transmission mechanism includes bidirectional ratchet and two-way ratchet, and bidirectional ratchet is connected to fixed base by central axis rotation
On plate, two-way ratchet includes pawl body, is fixedly installed with the spine tooth of corresponding bidirectional ratchet respectively at the both ends of pawl body, double
It is rotatably connected in the middle part of to pawl in the fixed substrate of bidirectional ratchet side;
The lower part of lever is fixedly connected in fixed substrate, and the operating-controlling mechanism that manipulation two-way ratchet is swung is equipped on lever.
2. a kind of Flat push lever driving device suitable for wheelchair according to claim 1, it is characterised in that: the behaviour
Controlling mechanism includes brake lever and brake cable, and brake lever is mounted on lever top, and brake lever is fixedly connected by brake cable
One end of two-way ratchet, the other end of two-way ratchet are fixed with elastic reset member, and elastic reset member one end is fixedly connected
In two-way ratchet, the other end is fixedly connected in fixed substrate.
3. a kind of Flat push lever driving device suitable for wheelchair according to claim 2, it is characterised in that: the bullet
Property reset element be reset tension spring.
4. a kind of Flat push lever driving device suitable for wheelchair according to claim 2, it is characterised in that: described solid
Determine to be fixedly installed with the buckle of riding for controlling brake cable mobile route on substrate.
5. a kind of Flat push lever driving device suitable for wheelchair according to claim 1, it is characterised in that: described double
It include bearing plate and two single direction ratchets to ratchet, two single direction ratchets are respectively fixedly connected in the two sides of bearing plate, two lists
To the gear teeth rotation direction of ratchet in oppositely arranged.
6. a kind of Flat push lever driving device suitable for wheelchair according to claim 1, it is characterised in that: this is flat-pushing
Guard shield is additionally provided on type lever driving device, guard shield is fixedly connected with fixed substrate, and confession is offered on guard shield
The mounting groove that lever passes through.
7. a kind of Flat push lever driving device suitable for wheelchair according to claim 1, it is characterised in that: described double
It is equipped with matched ratchet fixing seat to ratchet, bidirectional ratchet is fixedly mounted in ratchet fixing seat.
8. a kind of Flat push lever drives wheelchair, it is characterised in that: including appointing in chair frame, chair wheel group and two claim 1-7
Flat push wheelchair drive mechanism described in meaning one, chair wheel group include two driving wheels, and driving wheel is rotatably installed in chair frame,
Connecting plate is fixedly installed at the wheel shaft of driving wheel, the ratchet fixing seat of Flat push wheelchair drive mechanism is fixedly mounted on connecting plate
On, the axle axis of driving wheel and the axis collinear of bidirectional ratchet.
Priority Applications (1)
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CN201910356401.3A CN109938939A (en) | 2019-04-29 | 2019-04-29 | Flat push lever driving device and wheelchair suitable for wheelchair |
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CN201910356401.3A CN109938939A (en) | 2019-04-29 | 2019-04-29 | Flat push lever driving device and wheelchair suitable for wheelchair |
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Publication Number | Publication Date |
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CN109938939A true CN109938939A (en) | 2019-06-28 |
Family
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CN201910356401.3A Pending CN109938939A (en) | 2019-04-29 | 2019-04-29 | Flat push lever driving device and wheelchair suitable for wheelchair |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111923017A (en) * | 2020-07-03 | 2020-11-13 | 苏州市职业大学 | Power-assisted walking device based on ratchet wheel-pawl mechanism and worm and gear speed reduction motor |
CN113786298A (en) * | 2021-09-18 | 2021-12-14 | 象山县第一人民医院医疗健康集团 | Self-using auxiliary bed |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201469542U (en) * | 2009-08-18 | 2010-05-19 | 谭彦轲 | Push rod driving type wheelchair |
CN202173533U (en) * | 2011-06-16 | 2012-03-28 | 张伟 | Wheelchair with oscillating bars and bidirectional ratchet wheels with rotary pawls |
CN202465165U (en) * | 2012-03-13 | 2012-10-03 | 杭州洛基机械制造有限公司 | Double-ratchet manual type winch |
CN104490533A (en) * | 2015-01-05 | 2015-04-08 | 山东科技大学 | Lever driven variable-speed wheelchair and working method thereof |
CN104875801A (en) * | 2015-05-04 | 2015-09-02 | 国家电网公司 | Double ratchet wheel type telescopic obstacle-crossing support arm and obstacle-crossing robot |
CN205636198U (en) * | 2016-05-19 | 2016-10-12 | 安徽聚隆传动科技股份有限公司 | Two ratchet speed reduction clutches of dual -ratchet wheel |
CN106246854A (en) * | 2016-08-24 | 2016-12-21 | 四川科路控制工程有限公司 | Bidirectional ratchet hydraulic actuator and testing device of safety valve |
CN206871113U (en) * | 2017-05-19 | 2018-01-12 | 吉林省东元精密机械有限公司 | A kind of Multifunction carrying hand cart |
CN210542118U (en) * | 2019-04-29 | 2020-05-19 | 江苏苏云医疗器材有限公司 | Flat push type lever driving device suitable for wheelchair and wheelchair |
-
2019
- 2019-04-29 CN CN201910356401.3A patent/CN109938939A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201469542U (en) * | 2009-08-18 | 2010-05-19 | 谭彦轲 | Push rod driving type wheelchair |
CN202173533U (en) * | 2011-06-16 | 2012-03-28 | 张伟 | Wheelchair with oscillating bars and bidirectional ratchet wheels with rotary pawls |
CN202465165U (en) * | 2012-03-13 | 2012-10-03 | 杭州洛基机械制造有限公司 | Double-ratchet manual type winch |
CN104490533A (en) * | 2015-01-05 | 2015-04-08 | 山东科技大学 | Lever driven variable-speed wheelchair and working method thereof |
CN104875801A (en) * | 2015-05-04 | 2015-09-02 | 国家电网公司 | Double ratchet wheel type telescopic obstacle-crossing support arm and obstacle-crossing robot |
CN205636198U (en) * | 2016-05-19 | 2016-10-12 | 安徽聚隆传动科技股份有限公司 | Two ratchet speed reduction clutches of dual -ratchet wheel |
CN106246854A (en) * | 2016-08-24 | 2016-12-21 | 四川科路控制工程有限公司 | Bidirectional ratchet hydraulic actuator and testing device of safety valve |
CN206871113U (en) * | 2017-05-19 | 2018-01-12 | 吉林省东元精密机械有限公司 | A kind of Multifunction carrying hand cart |
CN210542118U (en) * | 2019-04-29 | 2020-05-19 | 江苏苏云医疗器材有限公司 | Flat push type lever driving device suitable for wheelchair and wheelchair |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111923017A (en) * | 2020-07-03 | 2020-11-13 | 苏州市职业大学 | Power-assisted walking device based on ratchet wheel-pawl mechanism and worm and gear speed reduction motor |
CN113786298A (en) * | 2021-09-18 | 2021-12-14 | 象山县第一人民医院医疗健康集团 | Self-using auxiliary bed |
CN113786298B (en) * | 2021-09-18 | 2022-10-28 | 象山县第一人民医院医疗健康集团 | Self-using auxiliary bed |
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