CN109248031A

CN109248031A - Improvement type wheelchair

Info

Publication number: CN109248031A
Application number: CN201710570990.6A
Authority: CN
Inventors: 刘国祯
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-07-13
Filing date: 2017-07-13
Publication date: 2019-01-22

Abstract

The invention reside in a kind of Improvement type wheelchair is provided, technological means includes: a wheelchair frame；One sliding channel, it includes have the first, second, third platform being sequentially connected, the two sides of first, second, third platform respectively there are two inner sidewalls to be recessed inwardly to form the retaining wall of a positioning groove respectively, the upper surface of second platform is provided with a connecting rod again, and first, the third platform corresponds to the front and rear ends of the connecting rod, is each provided with the two upper Button Blocks being clamped for the connecting rod respectively；One slide at four corners of bottom end, is each provided with a universal pearl slid between first, second, third platform for the slide respectively；And a seat, two sides be provided with two can folding forward armrest, be provided with a back pad between the armrest.Whereby, facilitate caregiver that people with mobility problems is assisted to move between wheelchair and automotive seat, with the mobile upper and lower vehicle of people with mobility problems of more firm and safe mode.

Description

Improvement type wheelchair

Technical field

It is espespecially a kind of to link with automotive seat the present invention relates to the technical field of wheelchair, to facilitate caregiver that will take action Inconvenient personage is displaced to the Improvement type wheelchair on automotive seat.

Background technique

General handicapped personage, because bad in action, therefore it is outgoing when just need have wheelchair and other tools auxiliary, if When arriving remote ground, it must just rely on the vehicles such as automobile or multiple Kang Bashi as main walking-replacing tool, but in addition to multiple Kang Bashiben Body possesses except the equipment for lifting tables, and the lifting device can not be arranged in general vehicle, therefore, just there is the shifting of cross sliding type Dynamic equipment is developed, can by people with mobility problems by moving on wheelchair to rear seat for vehicle, but floor compartment and ground There is height fall between face, so being not easy to move horizontally, therefore still needs to caregiver and held with both hands to move, therefore for row It moves for inconvenient personage, upper and lower vehicle is the thing that part is difficult and is not easy, this not only causes caregiver to bear, to handicapped people Also discomfort is easily caused for scholar.

Therefore it is directed to above-mentioned problem, just has dealer to research and develop, such as TaiWan, China patent announcement M494603 institute Show, for a kind of " the automobile wheelchair with sliding cushion structure ", which, which discloses, a kind of can translate people with mobility problems The construction to get on and off, but still with the presence of following problems:

1, it can be seen that armrest when the second sliding rail is connect with the first sliding rail from Fig. 3 of the patent and Fig. 7, be to be in The state now laid flat, therefore have no during sliding, around cushion structure any for people with mobility problems's support Handrail or the chair back, in this way, slightly shake when if sliding, it will cause the danger that occupant drops from cushion structure, therefore There is improved necessity.

2, from Fig. 3 of the patent and Fig. 5 as can be seen that when the first sliding rail and the second sliding rail are connected to each other, bonding pad The lower section of section is that hanging state is presented to be easily bent deformation at the jointing after long-term use, in this way, may When cushion structure being caused to be slid onto the jointing, blocks or slide the situation having some setbacks and occur, can even be produced when serious Raw risk of breakage causes to take dangerous.

3, wheelchair can not carry out lifting moving, if higher vehicle, such as Recreational Vehicle, station wagon, still need to by nurse Person, which embraces, to move, and practicability is obviously insufficient.

4, cushion structure can not be fixed with the seat in automobile, therefore automobile, when advancing, which is easy to produce Displacement causes to take dangerous.

5, between cushion structure and automotive seat, and not set any dress for being conducive to cushion structure and sliding on wheelchair It sets, therefore, when the cushion structure need to slide onto wheelchair by automotive seat, cushion structure can be caused to become because of the weight of occupant Extremely weigh not easily shifted, cause using upper inconvenience and puzzlement.

In view of this, how to improve the above problem, develop a kind of for the smooth upper and lower various vehicle of people with mobility problems , and highly-safe Improvement type wheelchair, become the project improved for the present invention with research.

Summary of the invention

It is an object of that present invention to provide one kind for the smooth upper and lower various vehicles of people with mobility problems, and highly-safe Improvement type wheelchair.

In order to solve the above problem and reach the purpose of the present invention, technological means of the invention is achieved in that as one kind Improvement type wheelchair, the Improvement type wheelchair include:

One wheelchair frame；

One sliding channel, it includes there is the first, second, third platform being sequentially connected, the bottom of the first platform one end Face is connect with the wheelchair frame, and another end is connect with one end of second platform, the another end of second platform and the third platform One end connection, and the two sides of first, second, third platform respectively have two to be mutually correspondingly arranged respectively and inner sidewall are inside Recess forms the retaining wall of a positioning groove, and the upper surface of second platform is provided with a connecting rod, and first, the third platform pair Should connecting rod front and rear ends, be each provided with respectively two for the connecting rod clamping upper Button Blocks；

One slide is set in the sliding channel, and two sides are respectively embedded into the locating slot, and the slide is one rectangular Body, and at four corners of the slide bottom end, it is each provided with one respectively and supplies the slide between first, second, third platform The universal pearl of sliding；And

One seat is set to the slide top and connect with the slide, and the two sides of the seat be provided with two mutually it is right The armrest of Ying Bingneng folding forward is provided with a back pad between the armrest.

Preferably, the wheelchair frame has further included one first side frame；Second side frame of setting corresponding with first side frame； One is pivotally connected with the first, second side frame one end respectively, the grip structure of the left and right pivot of energy；One is set to first, second side frame Between, the left and right flexible flexible adjustment bar of first, second side frame can be supplied；One be set to the flexible adjustment bar top and with this The elevating adjusting device of flexible adjustment bar connection；One is respectively arranged at the front-wheel of the first, second side frame front bottom end；And one point It is not set to the rear-wheel of the first, second side frame rear end bottom.

Preferably, the Improvement type wheelchair has further included one and has been articulated in the first platform one end, can 270 degree of seats pivoted Plate；The seat plate center is provided with a long and narrow hole, and the elevating adjusting device corresponds to the side of the long and narrow hole, is more extended with an energy For the positioning cylinder that long and narrow hole buckle is fixed.

Preferably, the elevating adjusting device includes a locking board for being locked in first mesa base；One is set to Air pressure rod piece immediately below the locking board；One end is connect with the air pressure rod piece, and another end is exposed to outside the locking board, to control gas The driving lever of Strut Part actuation；One is set to the air pressure rod piece side, and top is connected to the mandril immediately below the locking board；One with The mandril one end is pivotally connected and can drive the connecting rod of the upward actuation of the mandril；And one with the connecting rod pivot joint connecting rod can be driven to make upwards Dynamic tramples bar.

Preferably, the slide has mutual corresponding forward and backward wall surface and left and right wall surface；The front, rear, left and right wall surface point It is not each provided with two reciprocal correspondences, to prevent the first positioning bead of collision；Again at the corner of the slide top end face, respectively set respectively It is equipped with second positioning bead to prevent collision；And the right wall of the slide is provided with a downward projection of first flap, And left wall face is provided with a downward projection of second flap；First platform surface be provided with one can stop the first flap, The slide to be fixed on to the first stop part of first platform, the first stop part one end be connected with one can control this first The drawing handle of the upper and lower actuation of stop part, one end of the drawing handle are to be exposed to the first platform side；The third platform surface setting There is one can stop the second flap, the second stop part the slide to be fixed on to the third platform, second stop part one End is connected with one and can control the stop part connecting rod of the upper and lower actuation of the second stop part, and the stop part connecting rod one end is connected with one It can control the pull handle of the stop part connecting rod actuation, which is set to second platform surface, and one end and the stop part connecting rod Connection.

Preferably, the connecting rod is the elongate housing for being set to second platform surface by one；Two to be set to this elongated In shell, and both ends protrude the left and right elastic slice of one with the button block of the upper Button Block clamping of first, the third platform respectively；Two set The left and right elastic slice two sides are placed in, to press from both sides the left and right folder tug piece for the left and right elastic slice of pulling；One is connected to the left and right folder Tug piece one end, to drive folder tug piece connecting rod of the left and right folder tug piece actuation；And one with the folder tug piece connecting rod pivot joint, and expose In outside the elongate housing, the pressing piece to control the folder tug reciprocal actuation of piece connecting rod is formed；Aforementioned upper Button Block corresponds to the button At block, be provided with one for button block clamping button hole, aforementioned second platform surface corresponds at the pressing piece, be provided with one with for The perforation that operator's hand passes through.

Preferably, the third mesa base is provided with a pedestal fixed with automotive seat, which has mutually right The forward and backward wall surface and left and right wall surface answered, and the height of the rear surface of the pedestal, greater than the height of front face, and before the pedestal The front end of wall surface and the third platform is pivotally connected；The rear surface of the pedestal is provided with the height of two Yu the third platform rear end screw lock again Device is adjusted, in addition the front face of the pedestal and left wall face, being each provided with one respectively can be bonded on front side of automotive seat and left side And length-adjustable base baffle, furthermore the rear surface of the pedestal be more provided with one can be with the ISO-FIX in conjunction with automotive seat Device；Aforementioned high-low regulating is to be articulated in the third platform rear end public latch fitting in T shape by one and one be articulated in the bottom The rear surface of seat can be with the male latch fitting screw lock and female latch fitting in T shape is formed.

Preferably, the seat has mutual corresponding forward and backward wall surface and left and right wall surface, and the right wall of the seat is arranged There is one first tightening latch, and left wall face is provided with one second tightening latch, and first platform corresponds to the position of first tightening latch, is provided with One can be for the first bolt button of bolt on first tightening latch, and the third platform corresponds to the position of second tightening latch, and being provided with one can supply Second bolt button of bolt on second tightening latch；The front face of aforementioned seat and left wall face are each provided with an energy and automotive seat respectively Front side and left side fitting and length-adjustable seat baffle, and the armrest of aforementioned seat, are to be set to the seat by one The pin joint seat of chair top surface, one end and pin joint seat pivot joint can forward the back pad bars of 90 degree pivots and one with back pad bar pivot joint And can the handrail that pivots of upper and lower 180 degree formed；Back pad bar bottom end two sides are respectively arranged with a locating convex block outstanding, And the pin joint seat corresponds at the position of the locating convex block, is provided with a button hole fixed for locating convex block insertion, and the back pad Bar top be provided with one connect with the locating convex block, the locating convex block is prominent or the button of retraction controlling, and the back pad bar Leading flank be provided with a positioning block, and the handrail corresponds at the position of the locating piece, it is solid for locating piece insertion to be provided with one Fixed location hole.

Preferably, first platform is by a first straight line channel；One end and the channel attached bending of the first straight line Channel；And one end is connect with the bending channel another end, and the second straight line channel that another end is connect with second platform is formed.

Preferably, first platform with second platform is connect in a manner of pivot joint, and one end of first platform is First pivot end, and one end of second platform is the second pivot end, between first pivot end and second pivot end, is worn There is a shaft being mutually pivotally connected for first, second pivot end, is more arranged with an at least snubber elastomeric component on the shaft；It is aforementioned First pivot end is more provided with one with the through-hole passed through for the connecting rod after second platform bending, the two sides difference of the through-hole Being provided with one can be for the lower Button Block of connecting rod clamping.

According to above-mentioned technological means, the present invention can obtain following function:

First point: the present invention facilitates caregiver to assist handicapped by the collocation application in sliding channel, slide and seat Personage moves between wheelchair and automotive seat, allows caregiver that can move people with mobility problems in more convenient and safer mode, To reduce the burden of caregiver, the sense of discomfort in moving process is reduced, promotes the quality for looking after people with mobility problems.

Second point: the present invention is by the design of elevating adjusting device, so that seat can carry out lifting moving, allows energy of the present invention Cooperate the vehicle of various different heights to implement, reaches the high effect of wide usage.

Thirdly: the present invention passes through the setting of armrest and back pad, it is possible to provide occupant is used as against and supports, to keep away Exempt to drop from seat during sliding.

4th point: the present invention passes through the collocation application of base baffle and seat baffle, enables third platform and seat more Firm is fixed on automotive seat, and sliding unstable situation will not be generated during vehicle is advanced.

Detailed description of the invention

Fig. 1 is stereoscopic schematic diagram of the invention.

Fig. 2 is decomposition diagram of the invention.

Fig. 3 is the implementation diagram of wheelchair frame folding of the present invention.

Fig. 4 is the implementation diagram that seat plate of the present invention pivots.

Fig. 5 is the implementation diagram of elevating adjusting device of the present invention.

Fig. 6~8 are the implementation diagram of slide of the present invention and the collocation application of the first, second stop part.

Fig. 9 is the floor map of connecting rod of the present invention.

Figure 10 is the decomposition diagram of pedestal of the present invention.

Figure 11 is the implementation diagram of high-low regulating of the present invention.

Figure 12,13 be base baffle of the present invention implementation diagram.

Figure 14 is the implementation diagram of ISO-FIX device of the present invention.

Figure 15,16 for first, second tightening latch of the invention implementation diagram.

Figure 17 is the implementation diagram of seat baffle of the present invention and armrest.

Figure 18 is floor map of the first Platform Designing of the invention at bending channel.

Figure 19~21 are the implementation diagram of the first, second, third platform folding of the invention.

Appended drawing reference is as follows:

1 wheelchair frame, 235 high-low regulating

The public latch fitting of 11 first side frame 2351

The female latch fitting of 12 second side frame 2352

13 grip structure, 236 base baffle

131 brake handle, 237 ISO-FIX device

132 brake 24 retaining walls of retainer

14 flexible adjustment 241 locating slots of bar

Button Block on 15 elevating adjusting devices 25

151 positioning 251 button holes of cylinder

152 locking board, 3 slide

The universal pearl of 153 air pressure rod piece 31

154 driving lever, 32 front face

155 mandril, 33 rear surface

156 connecting rod, 34 left wall face

157 trample 35 right wall of bar

16 front-wheel, 36 first positioning bead

17 rear-wheel, 37 second positioning bead

2 sliding 38 first flaps of channel

21 first platform, 39 second flap

211 first stop part, 4 seat

212 draw 41 armrests

213 first straight line channel, 411 pin joint seat

214 bending channel, 412 back pad bar

215 second straight line channel, 4121 locating convex block

216 first bolt button, 4122 button

217 first pivot end, 4123 locating piece

2171 through-hole, 413 handrail

22 second platform, 4131 location hole

221 connecting rod, 42 back pad

2211 elongate housing, 43 front face

2212 left 44 rear surfaces of elastic slice

2213 right 45 left wall faces of elastic slice

2214 button block, 451 second tightening latch

2215 left folders tug 46 right walls of piece

2216 right folders tug 461 first tightening latches of piece

2217 folder tug 47 seat baffles of piece connecting rod

2218 pressing piece, 5 seat plate

222 51 long and narrow holes of perforation

223 second pivot end, 6 shaft

23 third platform, 7 snubber elastomeric component

The lower Button Block of 231 second stop parts 8

232 stop part connecting rod, 9 foot pedal

233 pull handle, 10 Improvement type wheelchair

234 pedestal A trample brake

2341 front face B storage boxes

2342 rear surface H1 height

2343 left wall face H2 height

2344 right walls

Specific embodiment

It is described in detail based on the following embodiment shown in drawing:

As shown in Figure 1, 2,10 structure of Improvement type wheelchair of the invention is disclosed in figure comprising: a wheelchair frame 1；One is sliding Mobile Communication road 2, it includes have the first, second, third platform 21,22,23 being sequentially connected, the bottom surface of 21 one end of the first platform It is connect with the wheelchair frame 1, and another end is connect with one end of second platform 22, the another end of second platform 22 and the third platform 23 one end connection, and the two sides of first, second, third platform 21,22,23 respectively have two to be mutually correspondingly arranged respectively, And inner sidewall is recessed inwardly to form the retaining wall 24 of a positioning groove 241, and the upper surface of second platform 22 is provided with a connecting rod 221, and the front and rear ends of the corresponding connecting rod 221 of first, the third platform 21,23, it is each provided with two respectively and supplies the connecting rod The upper Button Block 25 of 221 clampings；One slide 3 is set in the sliding channel 2, and two sides are respectively embedded into the locating slot 241, And the slide 3 is a square body, and at four corners of 3 bottom end of slide, be each provided with respectively one for the slide 3 in this One, the universal pearl 31 slid between second, third platform 21,22,23；And a seat 4, it is set to 3 top of slide simultaneously Connect with the slide 3, and the two sides of the seat 4 are provided with two reciprocal correspondences, and can folding forward armrest 41, this is helped A back pad 42 is provided between hand structure 41.

Wherein, by the way that universal pearl 31 is arranged in 3 bottom of slide, make the slide 3 can be in first, second, third platform 21, it is slid between 22,23, assists people with mobility problems to move between wheelchair and automotive seat in this way, facilitate, and the cunning Seat 3 two sides be respectively embedded into the locating slot 241 of the retaining wall 24 so that the slide 3 during sliding, do not have shaking or The situation of derailing occurs, with the mobile upper and lower vehicle of people with mobility problems of more firm and safe mode.

Secondly, passing through the setting of armrest 41 and back pad 42 on the seat 4, it is possible to provide people with mobility problems be used as against And support, it is dropped from seat 4 to avoid during sliding.

Furthermore above-mentioned Improvement type wheelchair 10 further includes a storage box B being set on the wheelchair frame 1, and operator can incite somebody to action It is placed in storage box B after second, third platform 22,23 disassembly, to take when ease of assembly.

As shown in figure 3, the wheelchair frame 1 has further included the setting corresponding with first side frame 11 of one first side frame 11, one The second side frame 12, one be pivotally connected respectively with first, second side frame 11,12 one end, can left and right pivot grip structure 13, one It is set between first, second side frame 11,12, the left and right flexible flexible adjustment bar of first, second side frame 11,12 can be supplied 14, one it is set to flexible adjustment 14 top of bar, and the elevating adjusting device 15, one connecting with the flexible adjustment bar 14 is set respectively Be placed in first, second side frame 11, the front-wheel 16 of 12 front bottom ends and one be respectively arranged at first, second side frame 11,12 after Hold the rear-wheel 17 of bottom.

Wherein, when which stores, first by the grip structure 13 towards 90 degree of left side pivot, then again by the second side Frame 12 is pushed into towards the direction of first side frame 11, by the application of the flexible adjustment bar 14, can make second side frame 12 towards this One side frame 11 is drawn close, and storage is so completed, quite convenient；Conversely, in use, only needing the grip structure 13 towards 90 degree of right side It pivots, then again pulls out second side frame 12, is i.e. completion use state.

Secondly, first, second side frame 11,12 front ends are more respectively arranged with a foot pedal 9, and first, second side Frame 11,12 rear end bottoms correspond to the position of the rear-wheel 17, are more provided with one and trample brake A, and more set on the grip structure 13 It is equipped with a brake handle 131, which is connected with the corresponding rear-wheel 17 and brake retainer 132 is arranged, by In this part non-present invention feature, therefore only it is set forth in this and repeats no more.

As shown in figure 4, the Improvement type wheelchair 10, which has further included one, is articulated in 21 one end of the first platform, it can 270 degree of pivots The seat plate 5 turned, which is provided with a long and narrow hole 51, and the elevating adjusting device 15 corresponds to the one of the long and narrow hole 51 Side, fixed positioning cylinder 151 can be buckled for the long and narrow hole 51 by being more extended with one.

Wherein, the seat plate 5 is in use, be the top end face for being switched to first platform 21 with 270 degree, to facilitate caregiver to multiply It is seated on the seat plate 5, the movement which is stored or be unfolded；Conversely, being with 270 degree of pivots when not in use 15 side of elevating adjusting device is gone to, then the positioning cylinder 151 is embedded in the long and narrow hole 51, the seat plate 5 is made to be snapped fixation, When preventing the Improvement type wheelchair 10 from advancing, which, which generates, shakes and causes danger.

As shown in figure 5, the elevating adjusting device 15 includes a locking board for being locked in 21 bottom of the first platform 152, one be set to air pressure rod piece 153 immediately below the locking board 152, one end is connect with the air pressure rod piece 153, another end is exposed to Outside the locking board 152, the driving lever 154, one to 153 actuation of control pressure rod piece is set to 153 side of air pressure rod piece, and pushes up The mandril 155, one that end is connected to immediately below the locking board 152 is pivotally connected with 155 one end of mandril and the mandril 155 can be driven upward The connecting rod 156 of actuation and one bar 157 is trampled with what the connecting rod 156 pivot joint can drive the upward actuation of connecting rod 156.

Wherein, by the application of the elevating adjusting device 15, so that the seat 4 can carry out lifting moving, to facilitate cooperation The vehicle of various different heights is applied together, to reach the high effect of wide usage, and the usage mode of the elevating adjusting device 15 It is as follows:

When the seat 4 need to be turned up by operator, first jams on this and trample the drive of bar 157 connecting rod 156, make the connecting rod 156 It interlocks and drives the upward actuation of mandril 155, and then slightly jacked up first platform 21 by the mandril 155, it should at this point, pulling Driving lever 154, the operation that can make the air pressure rod piece 153 that the seat 4 be cooperated to loosen, and the seat 4 is raised above；Conversely, needing When the seat 4 is turned down, it is only necessary to pull the driving lever 154, the weight for making the air pressure rod piece 153 that the seat 4 be cooperated to sit the used time Reduce the height of the seat 4.

As can be seen from figures 6 to 8, the slide 3 has mutual corresponding forward and backward wall surface 32,33 and left and right wall surface 34,35, should Front, rear, left and right wall surface 32,33,34,35 is each provided with two mutual corresponding first positioning beads 36, and 3 top of slide respectively At the corner in face, it is each provided with one second positioning bead 37 respectively, and to be provided with one downward projection of for the right wall 35 of the slide 3 First flap 38, and left wall face 34 is provided with a downward projection of second flap 39,21 surface of the first platform is provided with one It can stop the first flap 38, the first stop part 211 slide 3 to be fixed on to first platform 21, first backstop 211 one end of part, which is connected with one, can control the drawing of the upper and lower actuation of the first stop part 211 212, which is dew 212 one end For 21 side of the first platform, 23 surface of third platform, which is provided with one, can stop the second flap 39, to by the cunning The second stop part 231 that seat 3 is fixed on the third platform 23,231 one end of the second stop part be connected with one can control this second The stop part connecting rod 232 of the upper and lower actuation of stop part 231, and 231 one end of stop part connecting rod is connected with one and can control the stop part The pull handle 233 of 231 actuation of connecting rod, the pull handle 233 are set to 22 surface of the second platform, and one end and the stop part connecting rod 231 Connection.

Wherein, by the setting of first, second positioning bead 36,37, can prevent the slide 3 left and right wall surface 34,35 and Top end face generates collision when sliding in the locating slot 241, with the wall surface of the locating slot 241, and causes the damage of the slide 2, Therefore, which has effects that buffering.

Secondly, when the slide 3 slides onto first platform 21, the drawing of 21 side of the first platform can be stirred 212, benefit 212 drive first stop parts 211 are projected upward to by the bottom of first platform 21 with the drawing table of first platform 21 Face stops the first flap 38 of the slide 3 by first stop part 211, so enable the slide 2 it is firm be positioned at this On one platform 21；In addition, the pull handle on 22 surface of the second platform can be pulled when the slide 3 slides onto the third platform 23 233, the stop part connecting rod 232 is driven using the pull handle 233, the stop part connecting rod 232 is interlocked and drives second stop part 231 The surface that the third platform 23 is projected upward to by the bottom of the third platform 23, make the second flap 39 of the slide 3 by this Two stop parts 231 stop, and then enable the slide 2 is firm to be positioned on the third platform 23；In this way, which the slide 3 can It is firmly fixed in first platform 21 or the third platform 23, does not have the problem of accidentally sliding because rocking.

As shown in figure 9, the connecting rod 221 is the elongate housing 2211, two for being set to 22 surface of the second platform by one It is set in the elongate housing 2211, and both ends protrude a clamping of upper Button Block 25 with first, the third platform 21,23 respectively The left and right elastic slice 2212,2213, two of button block 2214 be set to the left and right elastic slice 2212,2213 two sides, should to press from both sides tug The left and right folder tug piece 2215,2216, one of left and right elastic slice 2212,2213 is connected to the left and right folder tug piece 2215,2,216 1 It holds, to drive the left and right folder tug piece 2215, the folder tug piece connecting rod 2217 of 2216 actuations and one and folder tug piece connecting rod 2217 Pivot joint, and be exposed to outside the elongate housing 2211, to control 2218 institute of pressing piece of the folder tug reciprocal actuation of piece connecting rod 2217 Composition, at the corresponding button block 2214 of aforementioned upper Button Block 25, be provided with one for the button block 2214 clamping button hole 251, aforementioned second 22 surface of platform corresponds at the pressing piece 2218, is provided with one with the perforation 222 passed through for operator's hand.

Wherein, by the application of the connecting rod 221, when second platform 22 need to be dismantled, as long as pressing the pressing piece 2218, make folder tug piece connecting rod 2217 that the left and right folder tug piece 2215,2216 be driven to clamp the left and right elastic slice 2212,2213, makes The left and right elastic slice 2212,2213 and the button block 2214 that Button Block 25 is clamped on this inwardly retract, and by second platform 22 and can be somebody's turn to do First platform 21 and the third platform 23 separation；Conversely, when assembling, it is only necessary to by the button block 2214 of the left and right elastic slice 2212,2213 It is clamped with the upper Button Block 25 of first, the third platform 21,23, using upper relatively easy.

As shown in Figure 10~14,23 bottom of third platform is provided with a pedestal 234 fixed with automotive seat, the bottom Seat 234 has mutual corresponding forward and backward wall surface 2341,2342 and left and right wall surface 2343,2344, and the rear surface of the pedestal 234 2342 height H1, higher than the height H2 of front face 2341, and before the front face 2341 of the pedestal 234 and the third platform 23 End pivot joint, but the rear surface 2342 of the pedestal 234 is provided with the high-low regulating of two Yu the 23 rear end screw lock of third platform 235, the in addition front face 2341 of the pedestal 234 and left wall face 2343, be each provided with respectively one can with it is on front side of automotive seat and left Side fitting and length-adjustable base baffle 236, furthermore the rear surface 2342 of the pedestal 234, is more provided with an energy and automobile The ISO-FIX device 237 that seat combines, aforementioned high-low regulating 235 are to be articulated in 23 rear end of third platform in T word by one The public latch fitting 2351 of shape and one be articulated in the pedestal 234 rear surface 2342 can with 2351 screw lock of public affairs latch fitting, and it is in T shape Female latch fitting 2352 formed.

Wherein, due to being inclined setting between the cushion of automotive seat and the chair back, the present invention passes through pedestal 234 Setting, and the height H1 of the rear surface of the pedestal 234 2342 is designed to the height H2 higher than front face 2341, makes the third Horizontal state can be presented when being fixed on automotive seat in platform 23, allow occupant that relatively comfortable sitting posture can be presented.

Secondly as the inclined angle of every automotive seat is different, so the height of cushion is not also identical, therefore by being somebody's turn to do High-low regulating 235 between third platform 23 and the pedestal 234 allows occupant that can voluntarily adjust the height of the pedestal 234, with Reach appropriate ride effects；And the adjustment mode of the pedestal 234, T-shaped 2352 turns of pines of female latch fitting need to can only be made The rear surface 2342 of the pedestal 234 is to bottom offset, so that the height of the pedestal 234 increases, conversely, turning tight T-shaped female lock Part 2352 can be such that the height of the pedestal 234 reduces.

Furthermore when the third platform 23 is placed in automotive seat, positioning can be generated by the application of the base baffle 236 Effect, in addition, also using the ISO-FIX device 237, by the third platform 23 consolidate in conjunction with automotive seat, so One, by the collocation application of the base baffle 236 and the ISO-FIX device 237, make the third platform 23 and automotive seat knot It is more firm after conjunction, without have garage into when the third platform 23 generate the situation of displacement and occur.

As seen in figs. 15-17, the seat 4 has mutual corresponding forward and backward wall surface 43,44 and left and right wall surface 45,46, The right wall 46 of the seat 4 is provided with one first tightening latch 461, and left wall face 45 is provided with one second tightening latch 451, and this is first flat The position of corresponding first tightening latch 461 of platform 21, the first bolt button 216 of bolt on first tightening latch 461 can be supplied by being provided with one, but this The position of corresponding second tightening latch 451 of three platforms 23, being provided with one can be preceding for the second bolt button 238 of bolt on second tightening latch 451 Front face 43 and the left wall face 45 for stating seat 4, being each provided with one respectively can be bonded and can adjust on front side of automotive seat and left side The seat baffle 47 of length, and the armrest 41 of aforementioned seat 4 are the pin joint seats for being set to 4 top surface of seat by one 411, one end and the pin joint seat 411 are pivotally connected, can forward the back pad bars 412 of 90 degree pivots and one with the back pad bar 412 pivot joint, Can the handrail 413 that pivots of upper and lower 180 degree formed, the 412 bottom end two sides of back pad bar are respectively arranged with a positioning outstanding Convex block 4121, and at the position of the corresponding locating convex block 4121 of the pin joint seat 411, it is provided with one and is embedded in for the locating convex block 4121 Fixed button hole 4111, and 412 top of back pad bar is provided with one and connect with the locating convex block 4121, to control the convex Block 4121 is prominent or the button 4122 of retraction, and the leading flank of the back pad bar 412 is provided with a positioning block 4123, and the handrail At the position of the 413 corresponding locating pieces 4123, it is provided with one and is embedded in fixed location hole 4131 for the locating piece 4123.

It wherein, can be by bolt on first tightening latch 461 to first bolt when the seat 4 is slid onto first platform 21 In button 216, enable the seat 4 is firm to be positioned on first platform 21, and when the seat 4 is slid onto the third platform 23 When, can by bolt on second tightening latch 451 into the second bolt button 238, enable the seat 4 it is firm be positioned at the third platform 23 On, in this way, can still lead to even if being used to stop the first, second stop part 211,231 of the slide 3 to damage or forget to lock The movement that first, second tightening latch 461,451 locks is crossed, to reach the function of secondary locking.

Secondly, the effect of positioning can be generated by the application of the seat baffle 47 when the seat 4 is slid onto automotive seat Fruit enables the seat 4 is more firm to be fixed on automotive seat, without have garage into when the seat 4 generate displacement Situation occur.

Furthermore when occupant needs the folding armrest 41, the button 4122 only need to be pressed, makes to be embedded in the button hole Towards the 412 direction retraction of back pad bar, then by the back pad bar 412, pivot is turn 90 degrees 4111 locating convex block 4121 forward, and this is helped When 413 front end of hand touches 4 top surface of seat, can be pivoted up 90 degree it is parallel with the back pad bar 412, so complete the handrail The storage of structure 41；In addition, also can individually by the handrail 413, pivot is turn 90 degrees upward, make the location hole 4131 of the handrail 413 with The locating piece 4123 of the back pad bar 412 is mutually chimeric, to facilitate the upper and lower seat 4 of occupant.

As shown in figure 18, since the angle that automobile back door is opened is unable to reach an angle of 90 degrees, the present invention is first flat by this Platform 21 be designed to the bending channel 214 that a first straight line channel 213, one end are connect with the first straight line channel 213 and one end with 214 another end of bending channel connection, and the second straight line channel 215 that another end is connect with second platform 22；In this way, the cunning Seat 3 then directly can sequentially slide onto this by the second straight line channel 215 prior to the movement for completing to turn on first platform 21 Second, third platform 22,23, finally completes movement into the car, to solve the problems, such as that automobile back door opening angle is too small.

As shown in Figure 19~21, first platform 21 with second platform 22 is connect in a manner of pivot joint, this first One end of platform 21 is the first pivot end 217, and one end of second platform 22 is the second pivot end 223, first pivot end Between 217 and second pivot end 223, it is equipped with a shaft 6 being mutually pivotally connected for first, second pivot end 217,223, it should More it is arranged with an at least snubber elastomeric component 7 on shaft 6, aforementioned first pivot end 217 is more provided with one with so that this is second flat The through-hole 2171 that connecting rod 221 after the bending of platform 22 passes through, the two sides of the through-hole 2171, which are respectively arranged with one, can supply the connecting rod The lower Button Block 8 of 221 clampings.

Wherein, first platform 21 is connect with second platform 22 by way of pivot joint, when first platform 21 with Second platform 22 when not in use, as long as by first, second platform 21,22, pivot is turn 90 degrees upward, then by the connecting rod 221 Button block 2214 and the lower Button Block 8 be clamped, the folding standing that first, second platform 21,22 can be made firm is in the wheelchair frame 1 Side；Conversely, needing to make the button block 2214 be detached from the lower Button Block 8, then will in use, press the pressing piece 2218 of the connecting rod 221 First, second platform 21,22 lies low towards the direction of automotive seat, relatively easy in operation.

On the other hand, due to being provided with buffering between the first, second pivot end 217,223 of first, second platform 21,22 Elastic parts 7, therefore impulse force when first, second platform 21,22 is put down can be reduced, and can avoid producing because of long-term collision The raw situation damaged.

In addition to this, which also can first assemble with second platform 22, in this way, whether use or receive It receives, which can all interlock with second platform 22, to reach time saving, laborsaving effect.

Structure, feature and effect of the invention, the above institute is described in detail according to embodiment shown in drawing above Only presently preferred embodiments of the present invention is stated, but the present invention does not limit the scope of implementation as shown in the drawings, it is all according to structure of the invention Think made change or equivalent example modified to equivalent change, when not going beyond the spirit of the description and the drawings, It should all be within the scope of the present invention.

Claims

1. a kind of Improvement type wheelchair, the Improvement type wheelchair (10) be characterized in that include:

One wheelchair frame (1)；

One sliding channel (2), it includes having the first platform (21), the second platform (22), third platform (23) being sequentially connected, The bottom surface of first platform (21) one end is connect with the wheelchair frame (1), and the other end is connect with one end of second platform (22), The other end of second platform (22) is connect with one end of the third platform (23), and first platform (21), the second platform (22), the two sides of third platform (23) respectively have two to be mutually correspondingly arranged respectively and inner sidewall are recessed inwardly to form a positioning The retaining wall (24) of slot (241), but the upper surface of second platform (22) is provided with a connecting rod (221), and first platform (21), the front and rear ends of the corresponding connecting rod (221) of third platform (23), are each provided with two respectively and block for the connecting rod (221) The upper Button Block (25) connect；

One slide (3) is set in the sliding channel (2), and two sides are respectively embedded into the locating slot (241), and the slide (3) it is a square body, and at four corners of slide (3) bottom end, it is first flat in this for the slide (3) is each provided with one respectively Platform (21), the second platform (22), the universal pearl (31) slid between third platform (23)；And

One seat (4) is set to slide (3) top and connect with the slide (3), and the two sides of the seat (4) are provided with Two correspond to each other and can folding forward armrest (41), be provided with a back pad (42) between the armrest (41).

2. Improvement type wheelchair according to claim 1, it is characterised in that: the wheelchair frame (1) also includes one first side Frame (11)；The second side frame (12) of setting corresponding with the first side frame (11)；One respectively with first side frame (11), second side The pivot joint of frame (12) one end, the grip structure (13) of the left and right pivot of energy；One is set to first side frame (11), the second side frame (12) Between, first side frame (11), the left and right flexible flexible adjustment bar (14) of the second side frame (12) can be supplied；One, which is set to this, stretches Adjustment bar (14) top and the elevating adjusting device (15) being connect with flexible adjustment bar (14)；One is respectively arranged at first side The front-wheel (16) of frame (11), the second side frame (12) front bottom end；And one be respectively arranged at first side frame (11), the second side frame (12) rear-wheel (17) of rear end bottom.

3. Improvement type wheelchair according to claim 2, it is characterised in that: the Improvement type wheelchair (10) further includes having a pivot It is connected to the first platform (21) one end, it can 270 degree of seat plates (5) pivoted；Seat plate (5) center is provided with a long and narrow hole (51), And the side of the corresponding long and narrow hole (51) of the elevating adjusting device (15), being also extended with one can be solid for the long and narrow hole (51) buckle Fixed positioning cylinder (151).

4. Improvement type wheelchair according to claim 2, it is characterised in that: the elevating adjusting device (15) includes a lock It is fixed in the locking board (152) of the first platform (21) bottom；One is set to the air pressure rod piece immediately below the locking board (152) (153)；One end is connect with the air pressure rod piece (153), and the other end is exposed to the locking board (152) outside, to control pressure rod piece (153) driving lever (154) of actuation；One is set to air pressure rod piece (153) side, and top is being connected to the locking board (152) just The mandril (155) of lower section；One is pivotally connected with mandril (155) one end and can drive the connecting rod of the upward actuation of the mandril (155) (156)；And one with the connecting rod (156) pivot joint can drive the connecting rod (156) bar (157) are trampled in actuation upwards.

5. Improvement type wheelchair according to claim 1, it is characterised in that: the slide (3) has mutual corresponding antetheca Face (32), rear surface (33) and left wall face (34), right wall (35)；The front face (32), rear surface (33), left wall face (34), Right wall (35) is each provided with two reciprocal correspondences respectively, to prevent the first positioning bead (36) of collision；Slide (3) top again At the corner in face, it is each provided with second positioning bead (37) to prevent collision respectively；And the right wall of the slide (3) (35) it is provided with a downward projection of first flap (38), and left wall face (34) are provided with a downward projection of second flap (39)；First platform (21) surface, which is provided with one, can stop the first flap (38), the slide (3) is fixed on this The first stop part (211) of first platform (21), the first stop part (211) one end are connected with one and can control first stop part (211) drawing of upper and lower actuation is to be exposed to the first platform (21) side the one end of (212) (212), the drawing；Described Three platforms (23) surface, which is provided with one, can stop the second flap (39), the slide (3) is fixed on the third platform (23) the second stop part (231), which, which is connected with, one can control on second stop part (231), The stop part connecting rod (232) of lower actuation, and stop part connecting rod (231) one end is connected with one and can control the stop part connecting rod (231) pull handle (233) of actuation, the pull handle (233) are set to the second platform (22) surface, and one end and the stop part connecting rod (231) it connects.

6. Improvement type wheelchair according to claim 1, it is characterised in that: the connecting rod (221) is to be set to this by one The elongate housing (2211) on the second platform (22) surface；Two are set in the elongate housing (2211), and both ends protrude respectively One with the left elastic slice (2212) of the button block (2214) of upper Button Block (25) clamping of first platform (21), third platform (23), right Elastic slice (2213)；Two are set to the left elastic slice (2212), right elastic slice (2213) two sides, to press from both sides pull the left elastic slice (2212), Left folder tug piece (2215), right folder tug piece (2216) of right elastic slice (2213)；One is connected to left folder tug piece (2215), right folder Tug piece (2216) one end, to drive the folder of left folder tug piece (2215), right folder tug piece (2216) actuation to pull piece connecting rod (2217)； And one with folder tug piece connecting rod (2217) pivot joint, and the elongate housing (2211) is exposed to outside, to control folder tug piece connecting rod (2217) pressing piece (2218) of reciprocal actuation is formed；At the corresponding button block (2214) of aforementioned upper Button Block (25), it is provided with one For the button hole (251) of the button block (2214) clamping, aforementioned second platform (22) surface corresponds at the pressing piece (2218), is provided with One with the perforation (222) passed through for operator's hand.

7. Improvement type wheelchair according to claim 1, it is characterised in that: third platform (23) bottom be provided with one with The fixed pedestal (234) of automotive seat, the pedestal (234) have mutual corresponding front face (2341), rear surface (2342) and Left wall face (2343), right wall (2344), and the height (H1) of the rear surface (2342) of the pedestal (234) are greater than front face (2341) height (H2), and the front end of the front face (2341) of the pedestal (234) and the third platform (23) is pivotally connected；The bottom again The rear surface (2342) of seat (234) is provided with the high-low regulating (235) of two Yu third platform (23) rear end screw lock, in addition The front face (2341) of the pedestal (234) and left wall face (2343), being each provided with one respectively can be on front side of automotive seat and left side Fitting and length-adjustable base baffle (236), furthermore the rear surface (2342) of the pedestal (234) is additionally provided with an energy and vapour The ISO-FIX device (237) that vehicle seats combine；Aforementioned high-low regulating (235) is to be articulated in the third platform (23) by one Rear end public latch fitting (2351) in T shape and one be articulated in the pedestal (234) rear surface (2342) can be with the public affairs latch fitting (2351) screw lock and female latch fitting (2352) in T shape is formed.

8. Improvement type wheelchair according to claim 1, it is characterised in that: the seat (4) has mutual corresponding antetheca Face (43), rear surface (44) and left wall face (45), right wall (46), the right wall (46) of the seat (4) are provided with one first bolt Bar (461), and left wall face (45) are provided with one second tightening latch (451), and first platform (21) corresponds to first tightening latch (461) Position, be provided with one can for the first bolt button (216) of bolt on first tightening latch (461), and the third platform (23) is corresponding should The position of second tightening latch (451), being provided with one can be for the second bolt button (238) of bolt on second tightening latch (451)；Aforementioned seat (4) front face (43) and left wall face (45), being each provided with one respectively can be bonded and can adjust on front side of automotive seat and left side The seat baffle (47) of length, and the armrest (41) of aforementioned seat (4) are to be set to seat (4) top surface by one Pin joint seat (411), one end and the pin joint seat (411) pivot joint can 90 degree pivots forward back pad bars (412) and one and the back pad Bar (412) pivot joint and can the handrail (413) of upper and lower 180 degree pivot formed；Back pad bar (412) the bottom end two sides, set respectively It is equipped with a locating convex block (4121) outstanding, and at the position of the corresponding locating convex block (4121) of the pin joint seat (411), it is provided with One button hole (4111) fixed for the locating convex block (4121) insertion, and back pad bar (412) top is provided with one and the positioning Convex block (4121) connection, the button (4122) to control the locating convex block (4121) protrusion or retraction, and the back pad bar (412) Leading flank be provided with a positioning block (4123), and at the position of the corresponding locating piece (4123) of the handrail (413), be provided with one For the location hole (4131) that the locating piece (4123) insertion is fixed.

9. Improvement type wheelchair according to claim 1, it is characterised in that: first platform (21) is by a first straight line Channel (213)；The bending channel (214) that one end is connect with the first straight line channel (213)；And one end and the bending channel (214) another end connects, and the second straight line channel (215) that another end is connect with second platform (22) is formed.

10. Improvement type wheelchair according to claim 1, it is characterised in that: first platform (21) and second platform It (22) is to be connected in a manner of pivot joint, one end of first platform (21) is the first pivot end (217), and second platform (22) One end be the second pivot end (223), between first pivot end (217) and second pivot end (223), be equipped with one supply this It is slow to be also arranged at least one on the shaft (6) for the shaft (6) that first pivot end (217), the second pivot end (223) are mutually pivotally connected Rush elastic parts (7)；Aforementioned first pivot end (217) is more provided with one with for the connecting rod after second platform (22) bending (221) through-hole (2171) passed through, the two sides of the through-hole (2171) are respectively arranged with one can be under the connecting rod (221) clamping Button Block (8).