CN109998243A - A kind of electric wheelchair rainproof parasol - Google Patents
A kind of electric wheelchair rainproof parasol Download PDFInfo
- Publication number
- CN109998243A CN109998243A CN201910278477.9A CN201910278477A CN109998243A CN 109998243 A CN109998243 A CN 109998243A CN 201910278477 A CN201910278477 A CN 201910278477A CN 109998243 A CN109998243 A CN 109998243A
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- China
- Prior art keywords
- umbrella
- umbrella frame
- sliding sleeve
- frame
- nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000007246 mechanism Effects 0.000 claims abstract description 89
- 230000007306 turnover Effects 0.000 claims abstract description 33
- 239000004744 fabric Substances 0.000 claims abstract description 31
- 230000036316 preload Effects 0.000 claims abstract description 28
- 230000003028 elevating effect Effects 0.000 claims abstract description 21
- 210000000988 bone and bone Anatomy 0.000 claims description 29
- 238000005266 casting Methods 0.000 claims description 9
- 238000003032 molecular docking Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000000630 rising effect Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 8
- 241000237858 Gastropoda Species 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B23/00—Other umbrellas
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B25/00—Details of umbrellas
- A45B25/02—Umbrella frames
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B25/00—Details of umbrellas
- A45B25/18—Covers; Means for fastening same
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B3/00—Sticks combined with other objects
- A45B3/02—Sticks combined with other objects with illuminating devices
- A45B3/04—Sticks combined with other objects with illuminating devices electrical
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B9/00—Details
- A45B9/02—Handles or heads
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B23/00—Other umbrellas
- A45B2023/0031—Cantilever umbrellas or sunshades with a support arm
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B23/00—Other umbrellas
- A45B2023/0031—Cantilever umbrellas or sunshades with a support arm
- A45B2023/0062—Cantilever umbrellas or sunshades with a support arm the support arm being telescopic
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B2200/00—Details not otherwise provided for in A45B
- A45B2200/10—Umbrellas; Sunshades
- A45B2200/1009—Umbrellas; Sunshades combined with other objects
- A45B2200/1018—Umbrellas; Sunshades combined with other objects with illuminating devices, e.g. electrical
Abstract
The invention discloses a kind of electric wheelchair rainproof parasol, including electric wheelchair, umbrella handle mechanism is installed on electric wheelchair; umbrella handle mechanism includes umbrella storehouse, and elevating mechanism is equipped in umbrella storehouse, and elevating mechanism is equipped with turnover mechanism; turnover mechanism connects umbrella cover, and umbrella cover lower part is connected with headlamp, speaker；Umbrella cover includes determining umbrella frame, dynamic umbrella frame, side seam, it is hinged at umbrella cover center to determine umbrella frame, dynamic umbrella frame, side seam, determine to be rotatably connected to preload bar on umbrella frame, dynamic umbrella frame and preload bar are respectively provided at and determine umbrella frame two sides when umbrella cover is unfolded, the umbrella cloth is provided with the sector notch for being cooperatively connected and determining umbrella frame, pre-tightening bar, determines umbrella frame outer end and is equipped with preload lockable mechanism；It is not take up the space that wheelchair takes people, the voluntarily expansion and storage of the present apparatus are realized using automatically controlled mode, and to wheelchair outer dimension and appearance and have no significant effect after storage, to be convenient for carrying and wheelchair user of service's Self-operating.
Description
Technical field
The present invention relates to electric wheelchair rain-proof sunshade technical field, specifically a kind of electric wheelchair rainproof parasol.
Background technique
The existing wheelchair not no function of sun-shading rain-proof substantially, using human hand held umbrella for the people of wheelchair pole not side
Just, existing that umbrella is mounted on wheelchair, it is basic not have voluntarily expansion and store function although convenient, need people
Work operation is likely to the case where can not operating occur for the people that cannot be stood, i.e., cannot be by using the personnel of wheelchair
Voluntarily it is unfolded and stores at any time as needed, the personnel to handicapped using wheelchair brings inconvenience, thus its safety
Property, comfort, ease of use are poor.Now need a kind of high degree of automation, and the rainproof parasol convenient for folding.
Summary of the invention
The present invention is exactly to provide a kind of electric wheelchair rainproof parasol to solve deficiencies of the prior art.
The present invention is not take up the space that wheelchair takes people, the voluntarily expansion and storage of the present apparatus is realized using automatically controlled mode, and store
It to wheelchair outer dimension and appearance and has no significant effect afterwards, to be convenient for carrying and wheelchair user of service's Self-operating.
The technical scheme adopted by the invention to solve the technical problem is that:
A kind of electric wheelchair rainproof parasol, including electric wheelchair are equipped with umbrella handle mechanism, umbrella handle mechanism on electric wheelchair
Including umbrella storehouse, elevating mechanism is equipped in umbrella storehouse, elevating mechanism is equipped with turnover mechanism, and turnover mechanism connects umbrella cover, umbrella cover lower part
It is connected with headlamp, speaker；
Umbrella cover includes determine umbrella frame, dynamic umbrella frame, side seam, determines that umbrella frame, to move umbrella frame, side seam hinged at umbrella cover center, is determined on umbrella frame
It is rotatably connected to preload bar, dynamic umbrella frame and preload bar are respectively provided at and determine umbrella frame two sides when umbrella cover is unfolded, and the umbrella cloth, which is provided with, matches
The sector notch that connection determines umbrella frame, pre-tightens bar is closed, umbrella frame outer end is determined and preload lockable mechanism is installed；
Multiple side seams use elastic rod, pull preload bar that umbrella cloth is tensioned when pre-tightening lockable mechanism, side seam deformation is formed
The umbrella cover of protrusion.
The preload lockable mechanism includes pre-tightening motor, lockable mechanism, and lockable mechanism edge is determined umbrella frame direction and is slidably mounted on
Determine umbrella frame outer end, lockable mechanism locks dynamic umbrella frame, and drawstring connection pre-tightens motor, and drawstring is connected to preload by lockable mechanism
Bar outer end；Umbrella frame is determined in turnover mechanism connection.
Using the umbrella cover of plication, umbrella cover center may be implemented and vacate, umbrella handle mechanism can connect in umbrella cover side, leave for
User's is umbrella cover lower part holonmic space.
Described determining umbrella frame, move umbrella frame is the pipe that section is rectangle, and the lockable mechanism includes latch, drawstring, lock
It is equipped with recoil press spring on the inside of stops, determines the retaining screw for being equipped with limitation return spring in umbrella frame, latch, which is slidably mounted on, determines umbrella frame square
In shape pipe, recoil press spring is mounted among retaining screw and latch, and latch outer end is equipped with latch hook, and latch hook cooperates after umbrella cover expansion
Dynamic umbrella frame outer end latch hook notch, latch be equipped with cooperation drawstring around to idler wheel one, drawstring stretches from the idler wheel two for pre-tightening motor
Out, it is connected to after pile warp idler wheel one and pre-tightens bar outer end, idler wheel one is in position of the idler wheel two far from umbrella cover center.
It moves umbrella frame and determines umbrella frame and be combined in the case where umbrella cover expansion, pre-tighten motor rotation, drive drawstring shrinks, draws
Dynamic idler wheel one makes latch to determining sliding compression return spring in umbrella frame rectangular tube, the lock of the latch hook on latch and dynamic umbrella frame
The cooperation of hook notch, will determine umbrella frame and dynamic umbrella frame connects together in outer end.
The elevating mechanism includes lifting motor, and lifting motor is drivingly connected lead screw three, and lead screw three is coaxially cased with cooperation
The silk cylinder of lead screw three is fitted with nut outside silk cylinder, connects turnover mechanism on nut；
The silk cylinder lower end is provided with the internal screw thread cooperated with lead screw three, is equipped at the top of lead screw three with spiral shell in plying cylinder lower end
The screw rod of line limits.Screw rod limit is the back taper part for being mounted on three top of lead screw, and it is swollen that back taper is formed at the top of lead screw three
Greatly, corresponding screw thread is had above, and the internal screw thread of silk cylinder lower part is blocked when rotating to limit position and knowing.
Using the structure type of silk cylinder set lead screw, basic ideas are that lifting motor is drivingly connected lead screw three, have in silk cylinder and match
One section of internal screw thread of plying thick stick three, material is thus formed lead screw driving silk cylinders to rise, and silk cylinder is with turning on nut and nut
Rotation mechanism rises.After rising to three top of lead screw, silk cylinder stops rising, and rotates together then as screw rod three, and then drive spiral shell
Turnover mechanism on female and nut rises, and is equipped with the sliding sleeve of assistance for lifting in umbrella storehouse to assist silk cylinder to switch to rotate by rising
Movement, material is thus formed the drivings of lifting motor to generate two sections of risings, and clever structure saves money.
The turnover mechanism includes the motor that opens an umbrella, and the motor that opens an umbrella is fixed on nut, and the motor driven that opens an umbrella connects lead screw
One, the hinged umbrella cover in one upper end of lead screw determines the outer end of umbrella frame, and cooperation is equipped with overturning nut on lead screw one, and overturning nut is cut with scissors by strut
Connect umbrella cover determines umbrella frame.Described determines umbrella frame equipped with support two, and described determines umbrella frame outer end equipped with support one, and lead screw one passes through
Bearing connects the positioning seat of one upper end of lead screw, and positioning seat and support one are hinged, and the overturning nut and support two passes through strut
Connection.
Previous step silk cylinder with the turnover mechanism on nut and nut to silk cylinder top when, lifting motor stops operating,
The motor that opens an umbrella rotation drives overturning nut to rise, and afterwards turns over nut driving strut and (determines the umbrella cover being combined in umbrella cover
Umbrella frame) it props up, it also is provided with corresponding sliding sleeve equally to guarantee to overturn nut and not rotate the movement only risen.
The elevating mechanism includes sliding sleeve two, sliding sleeve one, and lifting motor is fixed on umbrella orlop portion, and the sliding of sliding sleeve two is located at
In umbrella storehouse, the upper positioning seat on sliding sleeve two-way silk rolling cylinder top is connected on silk cylinder, and the motor that opens an umbrella is fixed on the one of nut
Side, nut and the motor sliding that opens an umbrella are located in sliding sleeve two；The sliding of sliding sleeve one is located in sliding sleeve two, and sliding sleeve one passes through one upper end of lead screw
Positioning seat be connected on lead screw one, overturning nut sliding is located in sliding sleeve one.
The upper positioning seat that sliding sleeve two is followed by silk cylinder top slides up and down in umbrella storehouse, by upper positioning seat to three He of lead screw
Silk cylinder plays support limit, likewise, the positioning seat that sliding sleeve one is followed by one upper end of lead screw slides in sliding sleeve two, plays pair
Overturn the guiding role of nut.
The umbrella storehouse includes the casing that two slide-and-guide of sliding sleeve is used for inside umbrella storehouse, the umbrella for umbrella cover after storing foldable
Face storehouse；It is provided with the long hole one that cooperation overturning nut slides up and down on the sliding sleeve one, cooperation overturning nut is provided on sliding sleeve two
The long hole two slided up and down；Connection closure long hole one in overturning nut lower part has dustproof sheet one, is equipped on the motor that opens an umbrella dust-proof
Two mounting plate of piece, the dustproof sheet two for blocking long hole two is connected on two mounting plate of dustproof sheet, and long hole one, two inside of long hole are set respectively
There is the position-limited edge playing the guiding role to dustproof sheet one, dustproof sheet two.
When the movement that opens an umbrella carries out, overturning nut needs slide the position connected with strut in long hole one in sliding sleeve one
Upper sliding waits umbrella covers to pack up after overturning gets off, the position that sliding sleeve one connect with the overturning nut strut cunning in long hole two together
It is dynamic.Enter dust from two long holes after unfurling an umbrella in order to prevent, is provided with corresponding dustproof sheet.
One lower end of sliding sleeve is fixed with dustproof sheet one, and dustproof sheet one is the interior U-shaped seat for having guide groove, dustproof sheet
One two sides is equipped with the position-limited edge of cooperation dustproof sheet one, the position-limited edge docking for one inside of position-limited edge and long hole that dustproof sheet is one；
Two lower end of sliding sleeve is fixed with limit base, and the position of limit base cooperation dustproof sheet two is the interior U-shaped seat for having guide groove, limit
Seat two sides are equipped with the position-limited edge of cooperation dustproof sheet two, the position-limited edge docking of two inside of position-limited edge and long hole of limit base.
Since dust-proof leaf length is longer, elevating mechanism withdraw when, it may appear that dustproof sheet lower knuckle fold the case where,
It needs to carry out guiding turnover in corresponding sliding sleeve bottom, flexible material will be selected to do dustproof sheet, respectively in sliding sleeve one and cunning
The bottom setting dustproof sheet one and limit base of set two, ensure that dustproof sheet is gently turned in this corresponding U-shaped seat.
The umbrella cover center-side determined umbrella frame, move umbrella frame is mounted on a toothed wheel, and two toothed wheels are intermeshed,
The axis hole of two toothed wheels is connected by shift fork, the engaged transmission relation that two toothed wheels are formed, when folding, by dialling
The connection of fork is not in the case where two toothed wheels disengage, and determines umbrella frame lower part equipped with worm and gear motor, worm and gear motor
Drive shaft and the toothed wheel for determining umbrella frame are coaxial, and worm and gear motor driving shaft is drivingly connected shift fork.
Two toothed wheels, which pass through tooth form wheel arm and are connected to, determines umbrella frame, dynamic umbrella frame end, and the shift fork includes two
Beam barrel, two beam barrels are fixedly connected by fork plate, and two beam barrels are respectively cooperating in the axis hole for being located at two toothed wheels, worm gear snail
Bar motor driving shaft is drivingly connected the beam barrel that umbrella frame toothed wheel is determined in cooperation, and the worm and gear motor passes through retarder mounting plate
It is fixed on and determines on umbrella frame, shift fork is located between retarder mounting plate and toothed wheel.
Worm and gear motor driven shift fork, the beam barrel coaxial with worm and gear motor driving shaft is in the tooth for determining umbrella frame on shift fork
Rotation in the axis hole of shape wheel, another beam barrel drive the toothed wheel of dynamic umbrella frame to rotate around the toothed wheel for determining umbrella frame, while dynamic umbrella
Bone photo is opened and closed to umbrella frame is determined.This structure, by the folding of the biggish torque drive umbrella cover of worm and gear motor, while shift fork knot
Structure can be made the biggish size of intensity, avoid tiny actuator damage.Fork plate is in retarder mounting plate and toothed wheel
Do sliding action, be not in fall off the case where.
The tooth form axle hole for cooperating beam barrel is blind hole, is provided with the core axle hole that mandrel passes through on the plate of blind bore end, mandrel is
One end is provided with the oval head that the screw thread other end is rivet；
Mandrel passes through core axle hole from lower part and then sequentially passes through multiple side seams, umbrella cloth center, side seam casting die, spindle nut,
Umbrella cloth and side seam are connected in toothed wheel by spindle nut and side seam casting die.
Multiple side seams are connected in toothed wheel by mandrel, umbrella cloth is attached to determine umbrella frame, dynamic umbrella frame, side seam expansion after formed
On bracket.Multiple side seams are divided into two parts, and two parts of side seams pass through mandrel respectively and are connected in two toothed wheels.
It is identical (side seam is odd number root, is just divided into portion than another more one) to be divided into quantity for side seam when installation
It two parts, is separately mounted on two mandrels, is then crimped in corresponding toothed wheel by side seam casting die, spindle nut.Due to
The outer end of the edge connection side seam of umbrella cloth, umbrella cloth is unfolded with side seam when expansion, and side seam is stablized around respective mandrel
Rotation, it is not in the case where some components damages easily that corresponding components, which are the biggish components of intensity,.
The tooth form axle hole of the cooperation beam barrel is blind hole, is provided with the core axle hole that mandrel passes through on the plate of blind bore end,
Mandrel is the oval head that one end is provided with that the screw thread other end is rivet；Another scheme be exactly mandrel and corresponding beam barrel be it is coaxial and
One, in this way by spindle nut and fork plate two toothed wheels are linked together so that connecting stronger.
Described determines to be rotatably connected to preload bar on umbrella frame, and dynamic umbrella frame and preload bar are respectively provided at and determine umbrella frame when umbrella cover is unfolded
Two sides, the side seam are flexible bar, and the umbrella cloth edge connects side seam outer end, and the umbrella cloth is provided with mating connection
The sector notch determined umbrella frame, pre-tighten bar；Determine umbrella frame outer end and be equipped with preload motor, pre-tightens motor and be connected to outside preload bar by drawstring
End.When umbrella cover expansion soon terminates, since umbrella cloth elasticity is small, umbrella cloth, which will haul to pre-tighten bar and leave, determines umbrella frame, is formed pre-
Tight notch, then determine umbrella frame and dynamic umbrella frame by it is described below determine bone biting mouth, dynamic bone biting mouth is interlocked and to be formed
Touching switch is arranged in one at occlusion, and when being interlocked, touching switch triggering, then controller controls worm and gear
Then motor stalls determine the preload motor rotation drawstring tightening of umbrella frame outer end, pre-tighten bar and lean on to umbrella frame is determined, determine to set on umbrella frame
There is corresponding touching switch, control pre-tightens motor stalls.
Described determines umbrella frame, moves storage umbrella cloth when being respectively equipped with closure on umbrella frame, side seam, pre-tightening determining half slot of bone, moving for bar
Half slot of bone；It is described determine umbrella frame, be respectively equipped on dynamic umbrella frame be mutually twisted limit in umbrella cover expansion determine bone biting mouth, dynamic bone
Articulation port.
Determine half slot of bone, dynamic half slot of bone is the slot that the half opening of storage umbrella cloth and side seam is formed when umbrella cover merges.Together
When two and half slots and two articulation ports also act as and reinforce determining the effect of umbrella frame and dynamic umbrella frame intensity.
The beneficial effects of the present invention are:
1, using the umbrella cover of plication, umbrella cover center may be implemented and vacate, umbrella handle mechanism can connect in umbrella cover side, stay
What it is to user is umbrella cover lower part holonmic space.
2, using the structure type of silk cylinder set lead screw, basic ideas are that lifting motor is drivingly connected lead screw three, are had in silk cylinder
One section of internal screw thread for cooperating lead screw three, material is thus formed lead screw driving silk cylinders to rise, and silk cylinder is on nut and nut
Turnover mechanism rises.After rising to three top of lead screw, silk cylinder stops rising, and rotates together then as screw rod three, and then drive
Turnover mechanism on nut and nut rises, and is equipped with the sliding sleeve of assistance for lifting in umbrella storehouse to assist silk cylinder to be switched to by rising
Dynamic movement, material is thus formed a lifting motor drivings to generate two sections of risings, and clever structure saves money.
3, silk cylinder with the turnover mechanism on nut and nut to silk cylinder top when, lifting motor stops operating, and opens an umbrella
Motor rotation drives overturning nut to rise, and afterwards turns over nut driving strut for the umbrella cover being combined and (determines umbrella in umbrella cover
Bone) it props up, it also is provided with corresponding sliding sleeve equally to guarantee to overturn nut and not rotate the movement only risen.
4, when umbrella cover expansion soon terminates, since umbrella cloth elasticity is small, umbrella cloth, which will haul to pre-tighten bar and leave, determines umbrella frame,
The notch pre-tightened is formed, umbrella frame and dynamic umbrella frame is then determined and determines bone biting mouth by described below, moves bone biting mouth and be engaged in one
It rises and forms one, touching switch is set at occlusion, when being interlocked, touching switch triggering, then controller controls snail
Then worm and gear motor stalls determine the preload motor rotation drawstring tightening of umbrella frame outer end, pre-tighten bar and lean on to umbrella frame is determined, determine umbrella
Bone is equipped with corresponding touching switch, and control pre-tightens motor stalls.
5, determine half slot of bone, dynamic half slot of bone is the slot that the half opening of storage umbrella cloth and side seam is formed when umbrella cover merges.
Two and half slots and two articulation ports also act as the effect for reinforcing determining umbrella frame and dynamic umbrella frame intensity simultaneously.
Detailed description of the invention
Fig. 1 is the overview that the present invention from the wheelchair removes；
Fig. 2 is the present invention and wheelchair assembled view；
Fig. 3 is umbrella cover center explosive view when umbrella cover of the present invention is unfolded；
Fig. 4 is umbrella cover entirety explosive view when umbrella cover of the present invention is unfolded；
Fig. 5 is that the present invention determines umbrella frame view；
Fig. 6 is the dynamic umbrella frame view of the present invention；
Fig. 7 is toothed wheel view of the present invention；
Fig. 8 is shift fork view of the present invention；
Fig. 9 is that the present invention pre-tightens lockable mechanism partial view；
Figure 10 pre-tightens lockable mechanism for the present invention and pre-tightens bar, determines umbrella frame cooperation view；
Figure 11 is umbrella cover of the present invention expansion, pre-tightens lockable mechanism and determines umbrella frame and moves umbrella frame cooperation explosive view；
Figure 12 is the dynamic umbrella frame latch hook notch end-view of the present invention；
Figure 13 is unfolded to save the assembled view of dynamic umbrella frame after preload locking for umbrella cover of the present invention；
Figure 14 is that elevating mechanism of the present invention and turnover mechanism and umbrella cover cooperate view；
Figure 15 is the umbrella storehouse of the present invention and elevating mechanism and turnover mechanism cooperation, sliding sleeve view；
Figure 16 is turnover mechanism of the present invention, elevating mechanism retraction casing cross-sectional view；
Figure 17 is that elevating mechanism of the present invention stretches out view；
Figure 18 is dustproof sheet and corresponding seat location view when the present invention stretches out；
Figure 19 is dustproof sheet and corresponding seat location view when the present invention retracts；
Figure 20 is withdrawal umbrella cover storehouse and limit base relative position view after umbrella fabric folding of the present invention；
Figure 21 is dustproof sheet installation site view after the present invention stretches out；
Figure 22 is limit base view of the present invention.
In figure: 0- electric wheelchair, 1- umbrella cover, 2- pre-tighten lockable mechanism, 3- turnover mechanism, 4- elevating mechanism, 5- umbrella storehouse, 7-
Headlamp, 8- speaker,
11- determines umbrella frame, and 12- moves umbrella frame, and 13- pre-tightens bar, 14- side seam, 15- mandrel, 16- worm and gear motor, 17- deceleration
Device mounting plate, 18- toothed wheel, 19- shift fork,
111- support one, 112- support two, 114- determine half slot of bone, and 115- determines bone biting mouth 121- and moves half slot of bone, and 122- is dynamic
Bone biting mouth, 123- latch hook notch, 151- side seam casting die, 152- spindle nut, 181- axis hole, 182- core axle hole, 183- tooth form
Wheel arm, 191- beam barrel, 192- fork plate,
21- drawstring, 22- pre-tighten motor, 23- retaining screw, 24- recoil press spring, 25- latch, 26- idler wheel one, 27- idler wheel
Two,
251- latch hook,
31- sliding sleeve one, 32- positioning seat, 33- strut, 34- lead screw one, 35- open an umbrella motor, and 36- overturns nut,
311- dustproof sheet one, 312- dustproof sheet one,
41- sliding sleeve two, 42- cylinders, the upper positioning seat of 43-, 44- nut, 45- lead screw three, positioning seat under 46-, 47- lifting electricity
Machine, the limit of 48- screw rod, 49- limit base,
Two mounting plate of 411- dustproof sheet, 412- dustproof sheet two, 493- position-limited edge, 494- guide groove,
51- casing.
Specific embodiment
In order to clearly illustrate the technical characterstic of this programme, below by specific embodiment, and its attached drawing is combined, to this
Invention is described in detail.Following disclosure provides many different embodiments or example is used to realize different knots of the invention
Structure.In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, the present invention can be with
Repeat reference numerals and/or letter in different examples.This repetition is that for purposes of simplicity and clarity, itself is not indicated
Relationship between various embodiments and/or setting is discussed.It should be noted that illustrated component is not necessarily to scale in the accompanying drawings
It draws.Present invention omits the descriptions to known assemblies and treatment technology and process to avoid the present invention is unnecessarily limiting.Art
The orientation or positional relationship of the instructions such as language "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and it should not be understood as instruction or dark
Show relative importance.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
A kind of electric wheelchair rainproof parasol, including electric wheelchair 0 are equipped with umbrella handle mechanism, umbrella handle machine on electric wheelchair 0
Structure includes umbrella storehouse 5, and elevating mechanism 4 is equipped in umbrella storehouse 5, and elevating mechanism 4 is equipped with turnover mechanism 3, and turnover mechanism 3 connects umbrella cover 1,
1 lower part of umbrella cover is connected with headlamp 7, speaker 8；Headlamp 7 is connected to by rigid posts to be determined on umbrella frame 11, and sound equipment 8 is mounted on umbrella
1 central lower of face.
Umbrella cover 1 includes determining umbrella frame 11, dynamic umbrella frame 12, side seam 14, determines umbrella frame 11, dynamic umbrella frame 12, side seam 14 at 1 center of umbrella cover
Hingedly, determine to be rotatably connected on umbrella frame 11 and pre-tighten bar 13, dynamic umbrella frame 12 and preload bar 13 are respectively provided at and determine umbrella frame when umbrella cover 1 is unfolded
11 two sides, the sector notch that the umbrella cloth is provided with the dynamic umbrella frame 12 that is cooperatively connected, pre-tightens bar 13, determine 11 outer end of umbrella frame be equipped with it is pre-
Tight lockable mechanism 2；
Multiple side seams 14 use elastic rod, pull preload bar 13 that umbrella cloth is tensioned when pre-tightening lockable mechanism 2,14 bullet of side seam
Property deformation, formed protrusion umbrella cover 1.
The preload lockable mechanism 2 includes pre-tightening motor 22, lockable mechanism, and lockable mechanism is pacified along the sliding of 11 direction of umbrella frame is determined
Mounted in 11 outer end of umbrella frame is determined, lockable mechanism locks dynamic umbrella frame 12, and the connection of drawstring 21 pre-tightens motor 22, and drawstring 21 passes through locking
Mechanism, which is connected to, pre-tightens 13 outer end of bar；Umbrella frame 11 is determined in the connection of turnover mechanism 3.
Using the umbrella cover 1 of plication, 1 center of umbrella cover may be implemented and vacate, umbrella handle mechanism can connect in 1 side of umbrella cover,
Leave user for is 1 lower part holonmic space of umbrella cover.
Described determines umbrella frame 11, moves umbrella frame 12 to be the pipe that section is rectangle, and the lockable mechanism includes latch 25, lock
It is equipped with recoil press spring 24 on the inside of stops 25, determines the retaining screw 23 for being equipped with limitation return spring 24 in umbrella frame 11, the sliding peace of latch 25
Mounted in determining in 11 rectangular tube of umbrella frame, recoil press spring 24 is mounted among retaining screw 23 and latch 25, and 25 outer end of latch is equipped with lock
Hook 251, latch hook 251 cooperate dynamic 12 outer end latch hook notch 123 of umbrella frame after the expansion of umbrella cover 1, and latch 25 is equipped with cooperation drawstring
21 around to idler wheel 1, drawstring 21 stretches out from the idler wheel 2 27 for pre-tightening motor 22, is connected to preload bar after pile warp idler wheel 1
13 outer ends, idler wheel 1 is in position of the idler wheel 2 27 far from 1 center of umbrella cover.
It moves umbrella frame 12 and determines umbrella frame 11 and be combined in the case where umbrella cover 1 is unfolded, pre-tighten motor 22 and rotate, drive drawstring
21 shrink, and idler wheel 1 is pulled to make latch 25 to determining sliding compression return spring 24 in 11 rectangular tube of umbrella frame, latch 25
On latch hook 251 and dynamic umbrella frame 12 latch hook notch 123 cooperate, umbrella frame 11 will be determined and dynamic umbrella frame 12 connects together in outer end.
The elevating mechanism 4 includes lifting motor 47, and lifting motor 47 is drivingly connected lead screw 3 45, and lead screw 3 45 is coaxial
It is cased with the silk cylinder 42 of cooperation lead screw 3 45, nut 44,44 connection turnover mechanisms 3 on nut are fitted with outside silk cylinder 42；
42 lower end of silk cylinder is provided with the internal screw thread cooperated with lead screw 3 45, and 3 45 top of lead screw, which is equipped with, matches plying cylinder 42
The screw rod limit 48 of lower end internal screw thread.Screw rod limit 48 is the back taper part for being mounted on 3 45 top of lead screw, in lead screw 3 45
Top forms back taper and expands, and has corresponding screw thread above, is used to block under silk cylinder 42 when rotating to extreme position
The internal screw thread in portion.
Using the structure type of 42 sets of lead screws of silk cylinder, basic ideas are that lifting motor 47 is drivingly connected lead screw 3 45, silk cylinder
There is one section of internal screw thread of cooperation lead screw 3 45 in 42, material is thus formed lead screw driving silk cylinders 42 to rise, and silk cylinder 42 is with nut
44 and nut 44 on turnover mechanism 3 rise.After rising to 3 45 top of lead screw, silk cylinder 42 stops rising, then as silk
Bar 3 45 rotates together, and then the turnover mechanism 3 on nut 44 and nut 44 is driven to rise, and auxiliary is equipped in umbrella storehouse 5 and is risen
The sliding sleeve of drop assists the silk cylinder to switch to by rising the movement of rotation, and material is thus formed the drivings of lifting motor 47 to generate two sections
Rise, clever structure saves money.
Turnover mechanism 3 includes the motor 35 that opens an umbrella, and the motor 35 that opens an umbrella is fixed on nut 44, and the motor 35 that opens an umbrella is drivingly connected silk
Thick stick 1, the hinged umbrella cover 1 in one 34 upper end of lead screw determine the outer end of umbrella frame 11, and cooperation is equipped with overturning nut 36, overturning on lead screw 1
Nut 36 determines umbrella frame 11 by the hinged umbrella cover 1 of strut 33；Further umbrella cover 1 is determined to be respectively equipped with support 1, branch on umbrella frame 11
Seat 2 112, lead screw 1 connect the positioning seat 32 of one 34 upper end of lead screw by bearing, and positioning seat 32 and support 1 are hinged, institute
The overturning nut 36 and support 2 112 stated are connected by strut 33.
When previous step silk cylinder 42 arrives 42 top of silk cylinder with the turnover mechanism 3 on nut 44 and nut 44, lifting motor
47 stop operating, and the motor 35 that opens an umbrella rotation drives overturning nut 36 to rise, and afterwards turn over nut 36 and drive strut 33 that will close one
The umbrella cover 1 (determining umbrella frame 11 in umbrella cover 1) risen is propped up, and also is provided with corresponding sliding sleeve equally to guarantee to overturn nut 36 and not rotate only
The movement of rising.
The elevating mechanism 4 includes sliding sleeve 2 41, sliding sleeve 1, and lifting motor 47 is fixed on 5 bottom of umbrella storehouse, sliding sleeve two
41 slidings are located in umbrella storehouse 5, and sliding sleeve 2 41 is connected on silk cylinder 42 by the upper positioning seat 43 on 42 top of silk cylinder, and described opens an umbrella
Motor 35 is fixed on the side of nut 44, and nut 44 and the sliding of motor 35 that opens an umbrella are located in sliding sleeve 2 41；The sliding of sliding sleeve 1 is set
In sliding sleeve 2 41, sliding sleeve 1 is connected on lead screw 1 by the positioning seat 32 of one 34 upper end of lead screw, and overturning nut 36 is sliding
It is dynamic to be located in sliding sleeve 1；3 45 lower end of lead screw is connected on umbrella storehouse 5 by lower positioning seat 46.
The upper positioning seat 43 that sliding sleeve 2 41 is followed by 42 top of silk cylinder slides up and down in umbrella storehouse 5, passes through upper positioning seat 43
Support limit is played to lead screw 3 45 and silk cylinder 42, likewise, sliding sleeve 1 is followed by the positioning seat 32 of one 34 upper end of lead screw
It is slided in sliding sleeve 2 41, plays the guiding role to overturning nut 36.
The umbrella storehouse 5 includes the casing 51 that 2 41 slide-and-guide of sliding sleeve is used for inside umbrella storehouse 5, for umbrella after storing foldable
The umbrella cover storehouse in face 1；It is provided with the long hole one that cooperation overturning nut 36 slides up and down on the sliding sleeve 1, is provided on sliding sleeve 2 41
The long hole two that cooperation overturning nut 36 slides up and down；Connection closure long hole one in overturning 36 lower part of nut has dustproof sheet 1, support
Two mounting plate 411 of dustproof sheet is installed on umbrella motor 35, the dustproof sheet for blocking long hole two is connected on two mounting plate 411 of dustproof sheet
2 412, the position-limited edge playing the guiding role to dustproof sheet 1, dustproof sheet 2 412 is respectively equipped on the inside of long hole one, long hole two
493。
When the movement that opens an umbrella carries out, overturning nut 36 needs the position slided in sliding sleeve 1 and strut 33 connects to exist
It is slided on long hole one, waits umbrella covers 1 to pack up after overturning gets off, the position of sliding sleeve 1 and overturning 36 strut 33 of nut connection is together
It is slided in long hole two.Enter dust from two long holes after unfurling an umbrella in order to prevent, is provided with corresponding dustproof sheet.
One 31 lower end of sliding sleeve is fixed with dustproof sheet one 312, and dustproof sheet one 312 is the interior U for having guide groove 494
Shape seat, one 312 two sides of dustproof sheet are equipped with the position-limited edge 493 of cooperation dustproof sheet 1, the position-limited edge 493 that dustproof sheet is one 312
It is docked with the position-limited edge 493 of one inside of long hole；2 41 lower end of sliding sleeve is fixed with limit base 49, and limit base 49 cooperates dust-proof
The position of piece 2 412 is the interior U-shaped seat for having guide groove 494, and 49 two sides of limit base are equipped with the position-limited edge of cooperation dustproof sheet 2 412
493, the position-limited edge 493 of two inside of position-limited edge 493 and long hole of limit base 49 docks.
Since dust-proof leaf length is longer, flexible material will be selected to do dustproof sheet, but when elevating mechanism 4 is withdrawn, it may appear that
Dustproof sheet needs to carry out guiding turnover in corresponding sliding sleeve bottom, respectively in sliding sleeve one the case where lower knuckle folds
31 and sliding sleeve 2 41 bottom setting dustproof sheet one 312 and limit base 49, ensure that dustproof sheet is gentle in this corresponding U-shaped seat
It turns to.
Determine umbrella frame 11, the umbrella cover center-side of dynamic umbrella frame 12 is mounted on a toothed wheel 18, two toothed wheels 18 are mutually nibbled
It closes, the axis hole 181 of two toothed wheels 18 is connected by shift fork 19, and the engaged transmission relation that two toothed wheels 18 are formed is opening and closing
When, it is not in the case where two toothed wheels 18 disengage by the connection of shift fork 19, while determining 11 lower part of umbrella frame equipped with snail
Worm and gear motor 16,16 drive shaft of worm and gear motor and the toothed wheel 18 for determining umbrella frame 11 are coaxial, and worm and gear motor 18 drives
Axis is drivingly connected shift fork 19.
Two toothed wheels 18, which are connected to by tooth form wheel arm 183, determines umbrella frame 11, dynamic 12 end of umbrella frame, the shift fork
19 include two beam barrels 191, and two beam barrels 191 are fixedly connected by fork plate 192, and two beam barrels 191 are respectively cooperating with and are located at two
In the axis hole 181 of a toothed wheel 18,16 drive shaft of worm and gear motor is drivingly connected the beam barrel that 11 toothed wheel 18 of umbrella frame is determined in cooperation
191, the worm and gear motor 16 is fixed on by retarder mounting plate 17 to be determined on umbrella frame 11, and shift fork 19 is located at retarder peace
Between loading board 17 and toothed wheel 18.
16 shift fork 19 of worm and gear motor, the beam barrel 191 coaxial with 16 drive shaft of worm and gear motor on shift fork 19
It is rotated in the axis hole 181 for the toothed wheel 18 for determining umbrella frame 11, another beam barrel 191 drives the toothed wheel 18 of dynamic umbrella frame 12 around fixed
The toothed wheel 18 of umbrella frame 11 rotates, while dynamic umbrella frame 12 determines the folding of umbrella frame 11 relatively.This structure passes through worm and gear motor 16
The folding of biggish torque drive umbrella cover 1, while 19 structure of shift fork can be made the biggish size of intensity, avoid tiny drive
Moving part damage.Fork plate 192 does sliding action in retarder mounting plate 17 and toothed wheel 18, be not in fall off the case where.
18 axis hole 181 of toothed wheel of the cooperation beam barrel 191 is blind hole, is provided with mandrel 15 on the plate of blind bore end and passes through
Core axle hole 182, mandrel 15 is the oval head that one end is provided with that the screw thread other end is rivet；
Mandrel 15 passes through core axle hole 182 from lower part, then sequentially passes through multiple side seams 14, umbrella cloth center, side seam casting die
151, umbrella cloth and side seam 14 are connected in toothed wheel 18 by spindle nut 152, spindle nut 152 and side seam casting die 151.
Multiple side seams 14 are connected in toothed wheel 18 by mandrel 15, and umbrella cloth, which is attached to, determines umbrella frame 11, dynamic umbrella frame 12, side seam 14
On the bracket formed after expansion.Multiple side seams 14 are divided into two parts, and two parts of side seams 14 are connected to two tooth forms by mandrel 15 respectively
On wheel 18.
Side seam 14 is divided into quantity identical (side seam 14 is odd number root, is just divided into a more than another when installation
One) two parts, it is separately mounted on two mandrels 15, is then crimped on accordingly by side seam casting die 151, spindle nut 152
In toothed wheel 18.Due to the outer end of the edge connection side seam 14 of umbrella cloth, umbrella cloth is unfolded with side seam 14 when expansion, side seam
14 around respective 15 stable rotation of mandrel, and corresponding components are the biggish components of intensity, is not in some zero
The case where part damages easily.
18 axis hole 181 of toothed wheel of the cooperation beam barrel 191 is blind hole, is provided with mandrel 15 on the plate of blind bore end and passes through
Core axle hole 182, mandrel 15 is the oval head that one end is provided with that the screw thread other end is rivet；Another scheme is exactly mandrel 15 and phase
The beam barrel 191 answered is coaxial and one, pass through in this way spindle nut 152 and fork plate 192 two toothed wheels 18 are connected
Together, so that connection is stronger.
Described determines to be rotatably connected to preload bar 13 on umbrella frame 11, dynamic umbrella frame 12 and the preload difference of bar 13 when umbrella cover 1 is unfolded
It is located at and determines 11 two sides of umbrella frame, the side seam 14 is flexible bar, and the umbrella cloth edge connects 14 outer end of side seam, described
The sector notch that umbrella cloth is provided with the dynamic umbrella frame 12 that is cooperatively connected, pre-tightens bar 13；Determine 11 outer end of umbrella frame and be equipped with preload motor 22, pre-tightens electricity
Machine 22 is connected to by drawstring 21 and pre-tightens 13 outer end of bar.When the expansion of umbrella cover 1 soon terminates, since umbrella cloth elasticity is small, umbrella
Cloth, which will haul to pre-tighten bar 13 and leave, determines umbrella frame 11, forms the notch of preload, then determines umbrella frame 11 and dynamic umbrella frame 12 and pass through following institute
Say determine bone biting mouth 115, dynamic bone biting mouth 122 is interlocked to form one, touching switch is set at occlusion, works as occlusion
When together, touching switch triggering, then controller control worm and gear motor 16 stops operating, and then determines 11 outer end of umbrella frame
It pre-tightens motor 22 and rotates the tightening of drawstring 21, pre-tighten bar 13 and lean on to umbrella frame 11 is determined, determine umbrella frame 11 equipped with corresponding touching switch, control
System pre-tightens motor 22 and stops operating.
Described storage umbrella cloth when determining umbrella frame 11, being respectively equipped with closure on dynamic umbrella frame 12, side seam 14, pre-tighten bar 13 determine bone
Half slot 114, dynamic half slot 121 of bone；It is described to determine umbrella frame 11, be respectively equipped on dynamic umbrella frame 12 and be mutually twisted limit when umbrella cover 1 is unfolded
Determine bone biting mouth 115, dynamic bone biting mouth 122 in position.
Determine half slot 114 of bone, dynamic half slot 121 of bone is storage umbrella cloth and side seam 14 are formed when umbrella cover 1 merges half-open
The slot of mouth.Two and half slots and two articulation ports also act as the effect for reinforcing determining 12 intensity of umbrella frame 11 and dynamic umbrella frame simultaneously.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (9)
1. a kind of electric wheelchair rainproof parasol, characterized in that including electric wheelchair, umbrella handle mechanism is installed on electric wheelchair,
Umbrella handle mechanism includes umbrella storehouse, and elevating mechanism is equipped in umbrella storehouse, and elevating mechanism is equipped with turnover mechanism, and turnover mechanism connects umbrella cover,
Umbrella cover lower part is connected with fan, headlamp, speaker；
Umbrella cover includes determine umbrella frame, dynamic umbrella frame, side seam, determines that umbrella frame, to move umbrella frame, side seam hinged at umbrella cover center, determines to rotate on umbrella frame
It is connected with preload bar, dynamic umbrella frame and preload bar are respectively provided at and determine umbrella frame two sides when umbrella cover is unfolded, and the umbrella cloth is provided with cooperation and connects
The sector notch for connecing umbrella frame, pre-tightening bar, determines umbrella frame outer end and is equipped with preload lockable mechanism；
The preload lockable mechanism includes pre-tightening motor, lockable mechanism, and lockable mechanism is along determining umbrella frame direction and be slidably mounted on to determine umbrella
Bone outer end, lockable mechanism lock dynamic umbrella frame, and drawstring connection pre-tightens motor, and drawstring is connected to by lockable mechanism and is pre-tightened outside bar
End；Umbrella frame is determined in turnover mechanism connection.
2. according to a kind of electric wheelchair rainproof parasol described in claim 1, characterized in that it is described determine umbrella frame, dynamic umbrella frame is
Section is the pipe of rectangle, and the lockable mechanism includes latch, is equipped with recoil press spring on the inside of latch, determines to be equipped with limit in umbrella frame
The retaining screw of return spring processed, latch, which is slidably mounted on, to be determined in umbrella frame rectangular tube, and recoil press spring is mounted in retaining screw and latch
Between, latch outer end is equipped with latch hook, and latch hook cooperates dynamic umbrella frame outer end latch hook notch after umbrella cover expansion, and latch is equipped with cooperation
Drawstring around to idler wheel one, drawstring stretches out from the idler wheel two for pre-tightening motor, is connected to after pile warp idler wheel one and pre-tightens bar outer end, idler wheel
One in position of the idler wheel two far from umbrella cover center.
3. according to a kind of electric wheelchair rainproof parasol described in claim 1, characterized in that the elevating mechanism includes lifting
Motor, lifting motor are drivingly connected lead screw three, and lead screw three is coaxially cased with the silk cylinder of cooperation lead screw three, is fitted with outside silk cylinder
Nut connects turnover mechanism on nut；
The turnover mechanism includes the motor that opens an umbrella, and the motor that opens an umbrella is fixed on nut, and the motor driven that opens an umbrella connects lead screw one, silk
The hinged umbrella cover in one upper end of thick stick determines the outer end of umbrella frame, and cooperation is equipped with overturning nut on lead screw one, and overturning nut passes through the hinged umbrella of strut
Determine umbrella frame in face.
4. according to a kind of electric wheelchair rainproof parasol as claimed in claim 3, characterized in that described determines umbrella frame equipped with support
Two, described determines umbrella frame outer end equipped with support one, and lead screw one connects the positioning seat of one upper end of lead screw, positioning seat and branch by bearing
Seat one is hinged, and the overturning nut is connected with support two by strut；
The elevating mechanism includes sliding sleeve two, sliding sleeve one, and lifting motor is fixed on umbrella orlop portion, and the sliding of sliding sleeve two is located at umbrella storehouse
Interior, the upper positioning seat on sliding sleeve two-way silk rolling cylinder top is connected on silk cylinder, and the motor that opens an umbrella is fixed on the side of nut, spiral shell
The female and motor sliding that opens an umbrella is located in sliding sleeve two；
The sliding of sliding sleeve one is located in sliding sleeve two, and sliding sleeve one is connected on lead screw one by the positioning seat of one upper end of lead screw, overturns spiral shell
Mother's sliding is located in sliding sleeve one.
5. according to a kind of electric wheelchair rainproof parasol as claimed in claim 4, characterized in that the umbrella storehouse includes inside umbrella storehouse
Umbrella cover storehouse for the casing of two slide-and-guide of sliding sleeve, for umbrella cover after storing foldable；Cooperation is provided on the sliding sleeve one to turn over
The long hole one that turn nut slides up and down is provided with the long hole two that cooperation overturning nut slides up and down on sliding sleeve two；
Connection closure long hole one in overturning nut lower part has dustproof sheet one, and two mounting plate of dustproof sheet is equipped on the motor that opens an umbrella, is prevented
The dustproof sheet two for blocking long hole two is connected on two mounting plate of dirt piece, be respectively equipped on the inside of long hole one, long hole two to dustproof sheet one,
The position-limited edge that dustproof sheet two play the guiding role.
6. according to a kind of electric wheelchair rainproof parasol described in claim 5, characterized in that one lower end of sliding sleeve is fixed with
Dustproof sheet one, dustproof sheet one is the interior U-shaped seat for having guide groove, and one two sides of dustproof sheet are equipped with the limit of cooperation dustproof sheet one
Side, the position-limited edge docking for one inside of position-limited edge and long hole that dustproof sheet is one；
Two lower end of sliding sleeve is fixed with limit base, and the position of limit base cooperation dustproof sheet two is the interior U-shaped seat for having guide groove,
Limit base two sides are equipped with the position-limited edge of cooperation dustproof sheet two, the position-limited edge docking of two inside of position-limited edge and long hole of limit base.
7. according to a kind of electric wheelchair rainproof parasol described in claim 1, characterized in that described determines umbrella frame, moves umbrella frame
Umbrella cover center-side is mounted on a toothed wheel, two toothed wheel intermeshings, and the axis hole of two toothed wheels is connected by shift fork,
Umbrella frame lower part is determined equipped with worm and gear motor, and worm and gear motor driving shaft and the toothed wheel for determining umbrella frame are coaxial, worm and gear electricity
Machine drive shaft is drivingly connected shift fork.
8. according to a kind of electric wheelchair rainproof parasol as claimed in claim 7, characterized in that two toothed wheels pass through toothed wheel
Arm, which is connected to, determines umbrella frame, dynamic umbrella frame end, and the shift fork includes two beam barrels, and two beam barrels connect by the way that fork plate is fixed
It connects, two beam barrels are respectively cooperating in the axis hole for being located at two toothed wheels, and worm and gear motor driving shaft is drivingly connected cooperation and determines umbrella
The beam barrel of bone toothed wheel, the worm and gear motor is fixed on by retarder mounting plate to be determined on umbrella frame, and shift fork is located at deceleration
Between device mounting plate and toothed wheel.
9. according to a kind of electric wheelchair rainproof parasol according to any one of claims 8, characterized in that the tooth form axle hole for cooperating beam barrel is
Blind hole, is provided with the core axle hole that mandrel passes through on the plate of blind bore end, and mandrel is that be provided with the screw thread other end be the oblate of rivet for one end
Head；
Mandrel passes through core axle hole from lower part and then sequentially passes through multiple side seams, umbrella cloth center, side seam casting die, spindle nut, mandrel
Umbrella cloth and side seam are connected in toothed wheel by nut and side seam casting die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278477.9A CN109998243A (en) | 2019-04-08 | 2019-04-08 | A kind of electric wheelchair rainproof parasol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278477.9A CN109998243A (en) | 2019-04-08 | 2019-04-08 | A kind of electric wheelchair rainproof parasol |
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| Publication Number | Publication Date |
|---|---|
| CN109998243A true CN109998243A (en) | 2019-07-12 |
Family
ID=67170365
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910278477.9A Pending CN109998243A (en) | 2019-04-08 | 2019-04-08 | A kind of electric wheelchair rainproof parasol |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110973790A (en) * | 2019-12-30 | 2020-04-10 | 临海市美阳伞业有限公司 | Sunshade umbrella adopting structure without armrest shell |
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| KR101942284B1 (en) * | 2017-08-17 | 2019-01-28 | 홍선표 | Sunshade |
| CN210696300U (en) * | 2019-04-08 | 2020-06-09 | 济南匠夫万自动化科技有限公司 | Rain-proof sun shade of electronic wheelchair |
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| CN2202421Y (en) * | 1994-06-18 | 1995-07-05 | 付少波 | Electric sunshading umbrella for automobile |
| US20040103934A1 (en) * | 2002-12-01 | 2004-06-03 | Thomas Szumlic | Umbrella and mount assembly for wheelchair |
| CN201022420Y (en) * | 2006-11-01 | 2008-02-20 | 涂文瑞 | Automatic solar energy umbrella |
| CN205706122U (en) * | 2016-04-06 | 2016-11-23 | 广州威稳电机有限公司 | The opening structure of electric automotive parasols |
| CN106539228A (en) * | 2016-10-08 | 2017-03-29 | 广西大学 | A kind of beach umbrella |
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| CN110973790A (en) * | 2019-12-30 | 2020-04-10 | 临海市美阳伞业有限公司 | Sunshade umbrella adopting structure without armrest shell |
| CN110973790B (en) * | 2019-12-30 | 2021-09-28 | 临海市美阳伞业有限公司 | Sunshade umbrella adopting structure without armrest shell |
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