CN208492536U - A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device - Google Patents
A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device Download PDFInfo
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- CN208492536U CN208492536U CN201721540360.6U CN201721540360U CN208492536U CN 208492536 U CN208492536 U CN 208492536U CN 201721540360 U CN201721540360 U CN 201721540360U CN 208492536 U CN208492536 U CN 208492536U
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Abstract
A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device, including left connecting rod, left link block, right link block, right connecting rod, main shaft, hand switch axis, fixed grab, reset spring and fixing axle, mutually matched ear mount is equipped on left link block and right link block, rotary hinge structure is formed by main shaft between left link block and right link block, mounting groove is equipped on left link block, hand switch axis is installed in rotation on left link block, fixed grab is fixedly connected with hand switch axis, and it is located in mounting groove, hand switch axis is parallel with main shaft, reset spring is arranged between fixed grab and the installation end of left link block, card slot is provided in right connecting rod, fixing axle is fixed in card slot, fixing axle is parallel with main shaft, when left connecting rod and right connecting rod are in coUinear state, the grab end fixing card of fixed grab is mounted in solid On dead axle.Its Foldable portable is flexible, especially suitable for Foldable electric wheelchair.
Description
Technical field
The utility model relates to the fast foldings of a kind of electronic fast folding wheel-chair, more particularly to folding electric chair vehicle to take down the exhibits
Device.
Background technique
With increasing for social elderly population, social senilization's problem is more and more prominent, the trip of old man year and disabled person
Problem is well solved not yet.Although present market is promising, they develop Comfortable electric wheelchair, there is three-wheeled electric
Vehicle and two kinds of four-wheel electric motor car, but there is also following defects in actual use for this kind of electric wheel-chair vehicle:
1. these vehicles are all that pedicab differentiation comes, the front frame of this kind of electro-tricycle is old-fashioned hurdles
Formula, the trick of the elderly and the disabled is all flexible not as normal young man, gets on or off the bus very inconvenient.
2. vehicle, which does not have, unfolds function, parks and take up a large area, for living the elderly of cities and towns high-rise building,
The storage problem of electro-tricycle is very prominent, particular without the family in garage, even if children give presents to one's elders old man and buy electronic three
Wheel vehicle gives them, and the old men dare not also want, and is placed on outside and is afraid of to steal, puts at home again because volume is too big, weight cannot be taken greatly
Upstairs, cannot be by elevator upstairs, it is inconvenient to carry.
3. having a single function, do not have seat and lie equal leisure functions, existing electro-tricycle manned can only walk, and work as old man
When feeling fatigue, the leisure functions such as it is not able to satisfy the seat of old man, lies.
4. existing Portable electric tricycle can only be for single, inadaptable old age picks child and goes to school or same with my old man
Row requires.
5. unilateral stability of getting on the bus is bad, it is easy to turn on one's side, safety in utilization is poor.
Disclosed in patent 201620246239.1, the vehicle vehicle can front and back can fold, it is possible to reduce collection space,
This is the typical vehicle of current foldable electric leisure wheel-chair, but structure is complicated, and size is also bigger after folding, and folds
The convenient performance that mechanism takes down the exhibits is poor, and structure is more complicated, takes down the exhibits cumbersome time-consuming and laborious, it is difficult to meet old man year and disabled person's doubling
Folded taking down the exhibits for electric wheel-chair vehicle proposition folds flexibility, easy to useization, vehicle lightweight requirements, wherein the most outstanding to be
It takes down the exhibits and folds flexibility, it is necessary to improve promotion.
Utility model content:
It takes down the exhibits device the purpose of the utility model is to provide a kind of fast folding of Comfortable electric wheel-chair, it is convenient for disassembly and assembly
Fast, it takes down the exhibits flexibly.
The technical scheme adopted by the utility model is that:
A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device, it is characterized in that: include left connecting rod, left link block,
Right link block, right connecting rod, main shaft, hand switch axis, fixed grab, reset spring and fixing axle, left link block are arranged in left company
One end of right connecting rod is arranged in one end of extension bar, right link block, is equipped on left link block and right link block mutually matched
Connect ear mount, between left link block and right link block by connection ear mount and main shaft formed rotary hinge structure, left link block and
Corner between right link block is 0 °~180 °, and mounting groove is equipped on left link block, and hand switch axis is installed in rotation on a left side
On link block, fixed grab is fixedly connected with hand switch axis, and fixed grab is located in mounting groove, and hand switch axis is parallel with main shaft,
It is equipped with reset spring between fixed grab and the installation end of left link block, card slot is provided on right link block, fixing axle is fixed
It is arranged in card slot, fixing axle is parallel with main shaft, when left connecting rod and right connecting rod are in conllinear unfolded state, fixed grab
Grab end fixing card in the fixing axle.
In the above scheme, rotary hinge structure is formed between left link block and right link block is: on left link block and the right side
It is provided with through-hole in the connection ear mount of link block, when the connection ear mount of left link block and right link block is in mutual sheathing shape in place
When state, main shaft is mounted in the through-hole of left link block and right link block, wherein matching between the through-hole on main shaft and left link block
It is combined into interference fit, matching between the through-hole on main shaft and right link block is combined into clearance fit.
In the above scheme, rotary hinge structure is formed between left link block and right link block is: on left link block and the right side
It is provided with through-hole in the connection ear mount of link block, when the connection ear mount of left link block and right link block is in mutual sheathing shape in place
When state, main shaft is mounted in the through-hole of left link block and right link block, wherein matching between the through-hole on main shaft and left link block
It is combined into clearance fit, matching between the through-hole on main shaft and right link block is combined into interference fit.
In the above scheme, mounting structure of the reset spring between fixed grab and left link block is: in fixed grab
Installation end bottom end is equipped with front upper spring opening, and lower spring eye is equipped on left link block, and reset spring is mounted on front upper spring opening and lower bullet
In spring hole.
In the above scheme, pressing spanner is equipped in the exposed junction of hand switch axis.
The folding connection relationship of each component is as follows in the utility model:
When folding, the pressing spanner for folding device of taking down the exhibits is pulled upwards, so that shaft be driven to rotate, shaft drives fixing card
Hook is flipped up disengaging fixing axle, realizes and folds.When stretching, extension, left connecting rod and right connecting rod are rotated by main shaft to parallel shape
State, at this point, the grab end fixing card of fixed grab in fixing axle, realizes stretching, extension locking.
Detailed description of the invention:
Fig. 1 is the utility model schematic perspective view in the open state；
Fig. 2 is the schematic cross-sectional view that the utility model is in unfolded state；
Fig. 3 is the mounting structure schematic diagram of left connecting rod, left link block, shaft and fixed grab；
Fig. 4 is the structural schematic diagram that fast folding folding type Comfortable electric wheel-chair is in unfolded state；
Fig. 5 is the perspective view of Fig. 4；
Fig. 6 is fast folding folding type Comfortable electric wheel-chair folded state structural schematic diagram；
Fig. 7 is the perspective view of Fig. 6；
Fig. 8 is rotating device linear state structural schematic diagram；
Fig. 9 is rotating device structural schematic diagram in vertical state；
In figure: 1- front frame；2- running-board bracket；3- connection gantry；4- seat frame；5- Rear frame；6- back rest；7-, which is folded, to be received
Extending apparatus；8- front-wheel；9- rear-wheel；10- lifting device；11- handle；12- turning-bar；
13- front-wheel steer fixing sleeve；14- rotating device；51- rear wheel bar；52-U type connecting rod；53- upper connecting rod；54-
Lower connecting rod；55- battery frame；61- inverted U frame；62- handrail；The left connecting rod of 71-；The left link block of 72-；The right link block of 73-；74-
Right connecting rod；75- main shaft；76- hand switch axis；77- fixes grab；78- reset spring；79- fixing axle；80- through-hole；721- peace
Tankage；731- card slot；Spring eye under 732-；761- presses spanner；771- grab end；772- front upper spring opening.
Specific embodiment
Illustrate specific embodiment of the present utility model with reference to the accompanying drawing:
Using a kind of fast folding folding type Comfortable electric wheel-chair of the utility model, as shown in figs. 1-9, including it is preceding
Vehicle frame 1, connection gantry 3, seat frame 4, Rear frame 5, back rest 6, folds take down the exhibits device 7, front-wheel 8 and two rear-wheels at running-board bracket 2
9, the front frame 1 includes handle 11, turning-bar 12 and front-wheel steer fixing sleeve 13, and handle 11 is fixedly mounted on turning-bar 12
Top, turning-bar 12 are rotatably sleeved in front-wheel steer fixing sleeve 13, and front-wheel 8 is mounted on the bottom of turning-bar 12 by wheel shaft
End；The Rear frame 5 includes two rear wheel bars 51, U-shaped connecting rod 52, upper connecting rod 53, lower connecting rod 54 and battery frame 55, on
53 both ends of connecting rod are respectively fixedly connected in the upper end of two rear wheel bars 51, and 54 both ends of lower connecting rod are respectively fixedly connected at two
The lower end of rear wheel bar 51, upper connecting rod 53 is vertical with two rear wheel bars 51 with lower connecting rod 54, and U-shaped 52 both ends of connecting rod are fixed
Connect in two rear wheel bars 51 between upper connecting rod 53 and lower connecting rod 54, battery frame 55 be fixedly mounted on upper connecting rod 53 with
Between lower connecting rod 54, two rear-wheels 9 are mounted on the bottom end of two rear wheel bars 51 by wheel shaft；Front-wheel steer fixing sleeve 13 is vertical
Be fixedly mounted among the front end of running-board bracket 2, the rear end of running-board bracket 2 folded by two take down the exhibits device 7 with connect gantry 3 before
End is connected, and the rear end of connection gantry 3 folds device 7 of taking down the exhibits by two and is connected with the lower connecting rod 54 of Rear frame 5, seat frame 4
Rear end folded by two in two rear wheel bars 51 of the top that device 7 is fixedly mounted on upper connecting rod 53 of taking down the exhibits, seat frame 4
Parallel with connection gantry 3, back rest 6 is made of inverted U frame 61 and handrail 62, and the bottom end of inverted U frame 61 is fixedly connected on two
The top of rear wheel bar 51, handrail 62 are fixedly connected on the two sides of inverted U frame 61, two vertical bars and seat frame 4 of inverted U frame 61
Vertically, it is described folding take down the exhibits device 7 include left connecting rod 71, left link block 72, right link block 73, right connecting rod 74, main shaft 75,
One end of left connecting rod 71 is arranged in hand switch axis 76, fixed grab 77, reset spring 78 and fixing axle 79, left link block 72,
One end of right connecting rod 74 is arranged in right link block 73, and mutually matched connection is equipped on left link block 72 and right link block 73
Ear mount forms rotary hinge structure, left link block by connection ear mount and main shaft 75 between left link block 72 and right link block 73
Corner between 72 and right link block 73 is 0 °~180 °, and mounting groove 721 is equipped on left link block 72, and hand switch axis 76 can turn
It is mounted on left link block 72 dynamicly, fixed grab 77 is fixedly connected with hand switch axis 76, and fixed grab 77 is located at mounting groove 721
Interior, hand switch axis 76 is parallel with main shaft 75, is equipped with reset spring 78 between fixed grab 77 and the installation end of left link block 72,
Card slot 731 is provided on right link block 73, fixing axle 79 is fixed in card slot 731, and fixing axle 79 is parallel with main shaft 75,
When left connecting rod 71 is in conllinear unfolded state with right connecting rod 74,771 fixing card of grab end of fixed grab 77 is mounted in fixation
On axis 79；In the present solution, forming rotary hinge structure between left link block 72 and right link block 73 is: in left 72 He of link block
It is provided with through-hole 80 in the connection ear mount of right link block 73, when the connection ear mount of left link block 72 and right link block 73 is in mutual
When being set with state in place, main shaft 75 is mounted in the through-hole 80 of left link block 72 and right link block 73, wherein main shaft 75 and left company
It connects and matching between the through-hole 80 on block 72 is combined into interference fit, matching between the through-hole 80 on main shaft 75 and right link block 73 is combined into
Clearance fit；Mounting structure of the reset spring 78 between fixed grab 77 and left link block 72 is: installing in fixed grab 77
It holds bottom end to be equipped with front upper spring opening 772, lower spring eye 732 is equipped on left link block 72, reset spring 78 is mounted on front upper spring opening
772 and lower spring eye 732 in；Pressing spanner 761 is equipped in the exposed junction of hand switch axis 76；In back rest 6 and two rear wheel bars
Lifting device 10 is provided between 51, back rest 6 can adjust height by lifting device 10；Above front-wheel steer fixing sleeve 13
Turning-bar 12 on be provided with rotating device 14, turning-bar 12 can be rotated by rotating device 14, change turning-bar 12 and front-wheel
Turn to angle between fixing sleeve 13.
Embodiment 2: difference from Example 1 is: forming turning joint between left link block 72 and right link block 73
Structure is: through-hole 80 is provided in the connection ear mount of left link block 72 and right link block 73, when left link block 72 and right connection
The connection ear mount of block 73 be in mutual sheathing in place state when, main shaft 75 is mounted on the through-hole of left link block 72 and right link block 73
In 80, wherein matching between the through-hole 80 on main shaft 75 and left link block 72 is combined into clearance fit, main shaft 75 and right link block 73
On through-hole 80 between with being combined into interference fit.
The seat frame of this fast folding folding type Comfortable electric wheel-chair is rotated up by folding device of taking down the exhibits, and is connected
Gantry is rotated up by folding device of taking down the exhibits, and running-board bracket is rotated down by folding device of taking down the exhibits, and rotating device is from linear
State is rotated to plumbness, and in the process, seat frame, connection gantry and running-board bracket turn to plumbness by horizontality, preceding
Vehicle frame, which is shunk in length direction to Rear frame, realizes the maximum collapse of vehicle in the longitudinal direction, and turning-bar will by rotating device
Front-wheel is gone between two rear-wheels, is shunk front frame in short transverse and is realized the maximum collapse of vehicle in the height direction, vehicle
It is 100 centimetres in the length of unfolded state, the size after folding in length direction is only 28 centimetres, and existing similar folding three-wheeled
120 centimetres of the length dimension of electric vehicle, folded length dimension are 65 centimetres, reduce 37 centimetres in length direction, vehicle width
Also it further reduces, elevator can be passed in and out in this way, also can freely be towed in railroad car pavement, indoor placement of being more convenient for,
It takes up space after folding smaller, cyclist can be idler wheel as drawing using two rear-wheels as long as the cross tube for holding back rest after folding
It is dynamic that case is dragged equally to draw row.When expansion, connection running-board bracket is rotated up, connection gantry rotates down, and makes running-board bracket and connecting bridge
Frame in same plane, seat frame is rotated down it is parallel as connecting bridge frame, by the folding of all junctions take down the exhibits device by
Pressure spanner 761 is pulled upwards, so that shaft be driven to rotate, shaft drives fixed grab to be flipped up, then by left connecting rod and the right side
The joint face of connecting rod is bonded, and unclamps pressing spanner, and reset spring resets fixed grab, to make the grab end of fixed grab
Fixing card is in fixing axle, so that left connecting rod 71 be made to be fixedly connected with right connecting rod 74, after vehicle expansion, is received by folding
Extending apparatus limits all foldable parts because of the folding generated by internal force, guarantees vehicle smooth-ride.Due to running-board bracket space compared with
Greatly, one can be installed on running-board bracket when to be carried small children add small stool.This electro-tricycle vehicle is foldable, volume
It is smaller, it can put that occupy space at home small into elevator upstairs after folding；Seating people gets on or off the bus accessible, it is ensured that gets on the bus and gets off
Safety；It can solely people ride, child can also be picked and gone to school.The vehicle frame tube body of the utility model uses aluminum alloy material, vehicle weight
Amount is only 18 kilograms, and the weight of existing product not only realizes vehicle lightweight at 25 kilograms, but also onboard capabilities are reachable
150 kilograms.
This vehicle not only has tricycle flexibility, and has the stability of carriage, it is crucial that it realizes vehicle
Frame folds the rapid and convenient taken down the exhibits, and facilitates elderly and the disabled's use.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
- The device 1. a kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits, it is characterized in that: including left connecting rod (71), left link block (72), right link block (73), right connecting rod (74), main shaft (75), hand switch axis (76), fixed grab (77), reset spring (78) it is arranged with fixing axle (79), left link block (72) in one end of left connecting rod (71), right link block (73) is arranged in right company One end of extension bar (74) is equipped with mutually matched connection ear mount, left link block on left link block (72) and right link block (73) (72) rotary hinge structure, left link block (72) and the right side are formed by connection ear mount and main shaft (75) between right link block (73) Corner between link block (73) is 0 °~180 °, is equipped with mounting groove (721) on left link block (72), hand switch axis (76) can It is rotatably mounted on left link block (72), fixed grab (77) are fixedly connected with hand switch axis (76), fixed grab (77) position In mounting groove (721), hand switch axis (76) is parallel with main shaft (75), the installation in fixed grab (77) and left link block (72) Reset spring (78) are equipped between end, are provided on right link block (73) card slot (731), fixing axle (79) is fixed at card slot (731) in, fixing axle (79) is parallel with main shaft (75), is in conllinear unfolded state in left connecting rod (71) and right connecting rod (74) When, grab end (771) fixing card of fixed grab (77) is on fixing axle (79).
- 2. the fast folding of Comfortable electric wheel-chair is taken down the exhibits device according to claim 1, it is characterized in that: left link block (72) Rotary hinge structure is formed between right link block (73) is: in the connection ear mount of left link block (72) and right link block (73) Through-hole (80) are provided with, when the connection ear mount of left link block (72) and right link block (73) is in mutual sheathing state in place, Main shaft (75) is mounted in the through-hole (80) of left link block (72) and right link block (73), wherein main shaft (75) and left link block (72) matching between the through-hole (80) on is combined into interference fit, between the through-hole (80) on main shaft (75) and right link block (73) With being combined into clearance fit.
- 3. the fast folding of Comfortable electric wheel-chair is taken down the exhibits device according to claim 1, it is characterized in that: left link block (72) Rotary hinge structure is formed between right link block (73) is: in the connection ear mount of left link block (72) and right link block (73) On be provided with through-hole (80), when the connection ear mount of left link block (72) and right link block (73) is in mutual sheathing state in place When, main shaft (75) is mounted in the through-hole (80) of left link block (72) and right link block (73), wherein main shaft (75) and left connection Matching between the through-hole (80) on block (72) is combined into clearance fit, between the through-hole (80) on main shaft (75) and right link block (73) With being combined into interference fit.
- 4. the fast folding of Comfortable electric wheel-chair is taken down the exhibits device according to claim 1, it is characterized in that: reset spring (78) Mounting structure between fixed grab (77) and left link block (72) is: being equipped with upper bullet in fixed grab (77) installation end bottom end Spring hole (772), on left link block (72) be equipped with lower spring eye (732), reset spring (78) be mounted on front upper spring opening (772) and In lower spring eye (732).
- 5. the fast folding of Comfortable electric wheel-chair is taken down the exhibits device according to claim 1, it is characterized in that: in hand switch axis (76) exposed junction is equipped with pressing spanner (761).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540360.6U CN208492536U (en) | 2017-11-16 | 2017-11-16 | A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540360.6U CN208492536U (en) | 2017-11-16 | 2017-11-16 | A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device |
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| Publication Number | Publication Date |
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| CN208492536U true CN208492536U (en) | 2019-02-15 |
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| CN201721540360.6U Active CN208492536U (en) | 2017-11-16 | 2017-11-16 | A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107773361A (en) * | 2017-11-16 | 2018-03-09 | 戴磊 | A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device |
| CN111658086A (en) * | 2020-06-19 | 2020-09-15 | 中国科学院沈阳自动化研究所 | Multi-channel puncture outfit for endoscopic surgery |
-
2017
- 2017-11-16 CN CN201721540360.6U patent/CN208492536U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107773361A (en) * | 2017-11-16 | 2018-03-09 | 戴磊 | A kind of fast folding of Comfortable electric wheel-chair is taken down the exhibits device |
| CN111658086A (en) * | 2020-06-19 | 2020-09-15 | 中国科学院沈阳自动化研究所 | Multi-channel puncture outfit for endoscopic surgery |
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