CN106344290B - It is a kind of to adjust branch harden structure and the wheelchair with the structure - Google Patents
It is a kind of to adjust branch harden structure and the wheelchair with the structure Download PDFInfo
- Publication number
- CN106344290B CN106344290B CN201610795623.1A CN201610795623A CN106344290B CN 106344290 B CN106344290 B CN 106344290B CN 201610795623 A CN201610795623 A CN 201610795623A CN 106344290 B CN106344290 B CN 106344290B
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- Prior art keywords
- elongated hole
- pole
- abutment extending
- support plate
- harden structure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/08—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
One kind regulation branch harden structure, including an X-type support plate, one vertical support frame, it also includes an auxiliary pole, and the auxiliary pole is used to reinforce connection to the X-type support plate and the vertical support frame, and the auxiliary pole includes an elongated hole pole, one clamping seat, one spring, described elongated hole pole one end are provided with an elongated hole, and the elongated hole pole is provided with described elongated hole one end and runs through the clamping seat；The spring is placed in inside the elongated hole, and is together placed in inside the clamping seat with the elongated hole pole；The spring one end abuts against with the elongated hole, and the other end abuts against with the clamping seat.The structure type of the elongated hole has regulation and adaptation function, for eliminating error caused by design and making, small range adjustment can be carried out in the elongated hole when first abutment extending falls, so as to more easily fall into the abutment extending frame, avoid dropping down onto the abutment extending frame under first abutment extending because the error for designing and manufacturing causes the inaccuracy that falls.
Description
Technical field
The present invention relates to a kind of wheelchair support meanss, and in particular to one kind regulation branch harden structure.
Background technology
Wheelchair can be described as commonly using utensil often in medical rehabilitation, for man at an advanced age, central nervous diseases and whole body
Sexual exhaustion and the sufferer of walking-function decline or forfeiter, wheelchair are instruments essential during they live, and extensive
Application.But wheelchair most at present is all heavier, thus it is very inflexible when carrying, due to the sky of wheelchair
Between it is bigger, need, by all parts dismounting of wheelchair, to carry and complete to need assembled, such operation is rich often when mobile
It is cumbersome, reduce its practical performance, also very inconvenient in maintenance, what permanent such dismounting also influenceed wheelchair uses the longevity
Life.Currently used wheel chair folding mechanism is the key position that wheelchair manufactures and designs, and its dimension precision requirement is very high.But at present
Common wheel chair folding mechanism often causes fold mechanism to beat open and close because of design size error and foozle on the market
Difficulty is closed, bite sense is serious, or opens rear support position and position skew occurs, and causes support zone not fall correctly in phase
The position answered, this problem are annoying inside whole industry.Therefore it is smooth to be badly in need of a kind of raising fully collapsible invalid's chair opening closure of offer
Degree and elimination manufacture and design the device that error causes position to offset.
In view of drawbacks described above, creator of the present invention obtains the present invention finally by prolonged research and practice.
The content of the invention
To solve the above problems, the technical solution adopted by the present invention is, there is provided one kind regulation branch harden structure, including an X
Type support plate, a vertical support frame, it also includes an auxiliary pole, and the auxiliary pole is used for the X-type support plate and described vertical
Support reinforces connection, and the auxiliary pole includes an elongated hole pole, a clamping seat, a spring (722), described elongated hole pole one end
An elongated hole is provided with, the elongated hole pole is provided with described elongated hole one end and runs through the clamping seat；The spring (722) is placed in institute
State inside elongated hole, and be together placed in inside the clamping seat with the elongated hole pole；Described spring (722) one end and the elongated hole
Abut against, the other end abuts against with the clamping seat.
Preferably, being provided with one first abutment extending on the X-type support plate, an abutment extending frame, institute are provided with the vertical support frame
State the first abutment extending and the fixation realized to the X-type support plate upper end and the vertical support frame upper end is engaged with the abutment extending frame.
Preferably, the vertical support frame top is provided with the second abutment extending, the vertical support frame bottom is provided with the 3rd abutment extending,
Second abutment extending realizes the constraint to the vertical support frame with the 3rd abutment extending jointly.
Preferably, being additionally provided with an arc groove on the elongated hole pole, it is used to be in the regulation branch harden structure
During folded state, the elongated hole pole does not interfere with second abutment extending.
Preferably, being additionally provided with one second bearing pin on the X-type support plate, it is used for the chiasma type branch to the X-type support plate
Plate is attached.
Preferably, the elongated hole is connected by one first bearing pin with the X-type support plate, the elongated hole pole other end and institute
Vertical support frame is stated by one the 3rd bearing pin to be connected.
Preferably, being additionally provided with a through hole on the clamping seat, the through hole passes through first bearing pin with the elongated hole
It is fixed on jointly on the X-type support plate.
Preferably, when the regulation branch harden structure is in deployed condition, described the first of the X-type support plate top setting
Abutment extending is interlockingly connected with the abutment extending frame, so that the regulation branch harden structure forms stable three-legged structure.
A kind of wheelchair with regulation branch harden structure as described above, the wheelchair removably can adjust branch with described
Harden structure connects.
Compared with the prior art the beneficial effects of the present invention are：1st, when the regulation branch harden structure is fully deployed, need
First abutment extending is fallen into just in the groove of the abutment extending frame, so as to realizing expansion and fixed, the now elongated hole
Structure type has regulation and adaptation function, can be in first abutment extending for error caused by elimination design and making
Small range adjustment is carried out during whereabouts in the elongated hole, so as to more easily fall into the abutment extending frame, avoids described first from taking
The abutment extending frame is dropped down onto under bar because the error for designing and manufacturing causes the inaccuracy that falls；2nd, the elongated hole by with the spring
It is engaged, the spring moment is pressed against the elongated hole, avoids the elongated hole from producing fit clearance with first bearing pin, so as to
Avoided in actual use process and produce slack and undisciplined phenomenon；Simultaneously because the presence of the spring, greatly improves X framves and beats
Smooth degree when open and close closes, no bite sense；3rd, arc groove is set on the elongated hole pole, it is used in the regulation branch
When harden structure is in folded state, the elongated hole pole does not interfere with second abutment extending, so that the regulation support plate
Structure is folded as far as possible, and space hold reaches minimum area；4th, when the regulation branch harden structure is in deployed condition,
First abutment extending that the X-type support plate top is set is interlockingly connected with the abutment extending frame, so that the regulation branch harden structure shape
Into stable three-legged structure, prevent from causing the regulation support plate connection loosing because rocking；5th, when it is described regulation branch harden structure by
Folded state push for deployed condition when, the X-type support plate applies along the auxiliary pole long axis direction to the auxiliary pole
Power obliquely, now inside auxiliary pole, the clamping seat equally applies obliquely against spring to the elongated hole pole
Power, the elongated hole pole continue power to pass to the vertical support frame, so as to promote the vertical support frame to be opened to both sides.
Brief description of the drawings
Fig. 1 is the deployed condition structural representation of present invention regulation branch harden structure；
Fig. 2 is the folded state structural representation of present invention regulation branch harden structure；
Fig. 3 is the auxiliary pole schematic diagram of present invention regulation branch harden structure；
Fig. 4 is the side view of wheelchair of the present invention；
Fig. 5 is the structural representation of the wheel installing mechanism of quick-speed plug formula of the present invention；
The structural representation of Fig. 6 governor motions of distance between wheel of the present invention and vehicle frame；
Fig. 7 is the structural representation of position adjusting mechanism of the present invention；
Fig. 8 is the structural representation of the position adjusting mechanism of brake gear of the present invention；
Fig. 9 is the explosive view of brake gear of the present invention；
Figure 10 is the structural representation of skirt guard position adjusting mechanism of the present invention；
Figure 11 is the structural representation of backrest angle governor motion of the present invention；
Figure 12 is the structural representation of back bracket of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the forgoing and additional technical features and advantages are described in more detail.
Embodiment one
Refering to Fig. 1, it adjusts the deployed condition structural representation of branch harden structure for the present invention.
As illustrated, a kind of regulation branch harden structure, its supporting construction for being used to form wheelchair is simultaneously realized to the quick of wheelchair
Fold, the regulation branch harden structure includes an X-type support plate 71, an auxiliary pole 72, a vertical support frame 73；The auxiliary pole 72
For realizing that the reinforcing to the X-type support plate 71 and the vertical support frame 73 connects, with reference to shown in Fig. 3, it is adjusted for the present invention
The auxiliary pole schematic diagram of branch harden structure, the auxiliary pole 72 include an elongated hole pole 723, described one end of elongated hole pole 723
An elongated hole 721 is provided with, the elongated hole 721 is connected by one first bearing pin 741 with the X-type support plate 71, the elongated hole pole
723 other ends are connected with the vertical support frame 73 by one the 3rd bearing pin 743, and the auxiliary pole 72 also includes a clamping seat
724, the elongated hole pole 723 is provided with described one end of elongated hole 721 and runs through the clamping seat 724；The auxiliary pole 72 also wraps
A spring 722 is included, the spring 722 is placed in inside the elongated hole 721, and is together placed in the card with the elongated hole pole 723
Inside joint chair 724；Described one end of spring 722 abuts against with the elongated hole 721, and the other end abuts against with the clamping seat 724；Institute
State and a through hole is additionally provided with clamping seat 724, the through hole is fixed jointly with the elongated hole 721 by first bearing pin 741
In on the X-type support plate 71.
Embodiment two
Regulation branch harden structure as described above, the present embodiment is different from part and is, with reference to shown in Fig. 1, Fig. 2, Fig. 3,
The lower end of the X-type support plate 71 is connected with the lower end of vertical support frame 73 by one the 4th hinge 744, on the X-type support plate 71
The first abutment extending 711 is provided with, abutment extending frame 731, first abutment extending 711 and the abutment extending frame are provided with the vertical support frame 73
731 are engaged the fixation realized to the upper end of X-type support plate 71 and the upper end of vertical support frame 73.The top of vertical support frame 73
It is provided with the second abutment extending 732, the bottom of vertical support frame 73 is provided with the 3rd abutment extending 733, second abutment extending 732 and described the
Three abutment extendings 733 realize the constraint to the vertical support frame 73 jointly, and the vertical support frame 73 of homonymy is fixed.The length
An arc groove 725 is additionally provided with hole pole 723, it is used for when the regulation branch harden structure is in folded state, described
Elongated hole pole 723 does not interfere with second abutment extending 732, so that the regulation branch harden structure is rolled over as far as possible
Folded, space hold reaches minimum area.
Because the bottom of vertical support frame 73 is fixed by the 3rd abutment extending 733, the X-type support plate 71 passes through described
Four hinges 744 are fixed on the bottom of vertical support frame 73, and first abutment extending 711 that the top of X-type support plate 71 is set will
The top of X-type support plate 71 is fixed, so that the X-type support plate 71 forms stable structure.
When the regulation branch harden structure is in deployed condition, first abutment extending of the top of X-type support plate 71 setting
711 are interlockingly connected with the abutment extending frame 731, so that the regulation branch harden structure forms stable three-legged structure, prevent because shaking
It is dynamic to cause the regulation support plate connection loosing.
Embodiment three
Regulation branch harden structure as described above, the present embodiment is different from part and is, as shown in figure 1, the X-type support plate
One second bearing pin 742 is additionally provided with 71, it is used to be attached the chiasma type support plate of the X-type support plate 71, realizes the X
The pivoting of type support plate 71.
When it is described regulation branch harden structure by folded state push for deployed condition when, the X-type support plate 71 is to the auxiliary
Pole 72 applies the power along the long axis direction of auxiliary pole 72 obliquely, now inside auxiliary pole 72, the clamping seat 724
Equally apply power obliquely to the elongated hole pole 723 against spring 722, power is continued to pass to by the elongated hole pole 723
The vertical support frame 73, so as to promote the vertical support frame 73 to be opened to both sides.
When the regulation branch harden structure is fully deployed, it is necessary to which first abutment extending 711 is fallen into the abutment extending frame just
In 731 groove, so as to realize expansion and fix, now the structure type of the elongated hole 721 has regulation and adaptation function,
, can be small in the interior progress of the elongated hole 721 when first abutment extending 711 falls for eliminating error caused by design and making
Scope adjusts, and so as to more easily fall into the abutment extending frame 731, avoids dropping down onto the abutment extending frame under first abutment extending 711
731 cause the inaccuracy that falls due to the error for designing and manufacturing.
The elongated hole 721 makes be pressed against the elongated hole 721 moment of spring 722 by being engaged with the spring 722,
The elongated hole 721 is avoided to produce fit clearance with first bearing pin 741, so as to avoid generation loosely in actual use process
The phenomenon to collapse；Simultaneously because the presence of the spring 722, greatly improves smooth degree when X framves are opened, closed, no card
Astringent sense.
Example IV
It is a kind of have as described in above-mentioned embodiment one to embodiment three adjust branch harden structure wheelchair, the present embodiment and its not
It is with part, the wheelchair removably can be connected with the regulation branch harden structure.
As shown in figure 4, it is the side view of wheelchair of the present invention.
A kind of wheelchair, including vehicle frame, wheel 2 and brake gear 3, the vehicle frame include seat support 11 and back bracket
12, the wheel 1 is removably connected to the both sides of the seat support 2；The brake gear 3 is located at the seat support 11
On, the brake gear 3 is used for the speed of service for suspending or slowing down the wheelchair.
As shown in figure 5, its structural representation for the wheel installing mechanism of quick-speed plug formula of the present invention；As shown in fig. 6, its
The structural representation of the governor motion of distance between wheel of the present invention and vehicle frame.
With reference to shown in Fig. 5 and Fig. 6, a kind of wheel installing mechanism of quick-speed plug formula, including axletree 21, be interspersed in it is described
Wheel 2 on axletree 21 and the wheel fixing pipe 24 for fixing the axletree 21, the axletree 21 include axle center
211st, steel ball 212, spring 213, button 214 and locking nut 25, the inwall of wheel fixing pipe 24 are provided with and the steel ball 212
The groove of matching, the axle center 211 are placed in the inner chamber of the axletree 21, and the axle center 211 can be in the axletree 21
Interior slip.
One end of the axletree 21 is axially symmetric to be provided with pilot hole 215, and the steel ball 212 is arranged at the guiding
In hole 215, inner groove 216 is provided with inside the other end of the axletree 21, the spring 213 is fixed on the inner groove 216
On, and the spring 213 is located at the outside in the axle center 211, and external screw thread is provided with outside the other end of axletree 21, it is described
Locking nut 25 is threadedly connected on the axletree 21, for locking the wheel 2, prevents its slip.
Described one end of axle center 211 is provided with stepped groove 2111, and the stepped groove 2111 connects with the pilot hole 215
Logical, the other end in the axle center 211 is provided with external screw thread, and the button 214 is threadedly coupled with the axle center 211, the button 214
Coordinate with the inner groove 216 and contacted with the spring 213.
When the spring 213 descends in the raw, the steel ball 212 stretches out the pilot hole 215, and is stuck in described
On the inwall of wheel fixing pipe 24；When pressing the button 214, the axle center 211 is moved to the direction of the wheel fixing pipe 24
Dynamic, the steel ball 212 enters in the stepped groove 2111 and the steel ball 212 is always situated in the pilot hole 215, this
When, the spring 213 is in compressive state, and the steel ball 212 departs from the wheel fixing pipe 24, can be by the axletree 21
Extract；When remove act on the active force on the button 214 when, under the spring-force driven dual of the spring 213, described in promotion
Button 214 moves in the opposite direction, and the steel ball 212 stretches out the pilot hole 215, the steel ball is stuck in the wheel and consolidates
On fixed tube 24, the quick disassembly and installation of the axletree 21 is realized, so as to reach the purpose of quick removing vehicle tyres.
The present invention uses quick-speed plug mechanism, is moved left and right by the axle center, the steel ball can be made to enter staged
Groove stretches out the pilot hole, realizes being rapidly assembled and disassembled for wheel.
With reference to shown in Fig. 4, Fig. 5 and Fig. 6, the governor motion of distance between a kind of wheel and vehicle frame, including wheel 2, vehicle frame,
Axletree 21, wheel fixing pipe 24 and adjusting part, for the wheel fixing pipe 24 on the vehicle frame, the wheel 2 is interspersed
In on the axletree 21, the adjusting part is connected with the wheel fixing pipe, and the axletree can with the adjusting part
Dismantling connection, the adjusting part can adjust the distance between the axletree 21 and the wheel fixing pipe 24.
The adjusting part includes screw 22 and nut 23, and the end of the wheel fixing pipe is provided with internal thread and outer spiral shell
Line, the screw 22 are threadedly coupled in the wheel fixing pipe, and the steel ball is stuck on the screw 22.To prevent the spiral shell
Silk 22 is slided, and the screw 22 is lock onto in the wheel fixing pipe 24 by the nut 23, and the present invention uses the spiral shell
Silk 22 and the internal thread of the wheel fixing pipe 24 are fixed, and the nut 23 and the external screw thread of the wheel fixing pipe 24 are fixed,
By the fixed form of this double thread, the screw 23 can be completely fixed in the wheel fixing pipe 24, will not slided
It is dynamic.
When needing to adjust the distance between described wheel 2 and vehicle frame, by threaded adjusting, make the screw 22 described
Diverse location in wheel fixing pipe 24, reach regulation the distance between the axletree 21 and the vehicle frame 2, adjusted so as to reach
The distance between the wheel 2 and vehicle frame 1 are saved, user can adjust the screw 2 described according to the actual demand of oneself
Position in wheel fixing pipe 24 is to reach respective comfort level.
As shown in fig. 7, it is the structural representation of position adjusting mechanism of the present invention.
With reference to Fig. 6 and Fig. 7, a kind of position adjusting mechanism, including seat support 11, fixed plate 43, wheel fixing pipe 24, car
Wheel shaft 21, the wheel 2 being interspersed on the axletree 21, the first fastening assembly, the second fastening assembly and located at the seat branch
Adjustable plate 42 on frame.
The wheel fixing pipe 24 is detachably arranged in the fixed plate 43 by second fastening assembly, described
Axletree 21 is detachably connected with the wheel fixing pipe 24, horizontally disposed multiple first positioning holes of adjustable plate 42
421, the fixed plate 43 is provided with the first through hole 431 corresponding with first positioning hole 421, first fastening assembly
Through the first through hole 431 and any first positioning hole 421, the fixed plate 43 is removably fixed in the regulation
On plate 42.
First fastening assembly includes screw 441, nut 442, pad 443 and stator 444, and supports the use, institute
State screw 441 and sequentially pass through the pad 443, first through hole 431, the first positioning hole 421 and stator 444, use the spiral shell
The fixed plate 43 is fixed on the adjustable plate 42 by mother 442.
, can be by adjusting the fixed plate 43 described when needing to adjust the position of the wheel 2 in the horizontal direction
Position on first positioning hole 421, change the position of the wheel fixing pipe 24 in the horizontal direction, so as to change the wheel
2 position in the horizontal direction, the wheel 2 is set to carry out significantly front and rear adjustment.
As shown in fig. 6, being vertically provided with multiple second positioning holes 432 in the fixed plate 43, the wheel is fixed
Pipe 24 is provided with second through hole 433 corresponding with second positioning hole 432, and second fastening assembly passes through any described
Second positioning hole 432 and second through hole 433, the wheel fixing pipe 24 is removably fixed in the fixed plate 43.
Second fastening assembly includes screw 451, nut 452 and pad 453, and supports the use, the screw 451 according to
It is secondary to pass through the pad 453, the second positioning hole 432 and the second through hole 433, using the nut 452 by the wheel fixing pipe
24 are fixed in the fixed plate 43.
By adjusting position of any second positioning hole 432 relative to the wheel fixing pipe 24, can make described
The in the vertical direction of fixed plate 43 is shifted one's position, and then adjusts the height of the seat support, and being suitable for different height crowds makes
With.
As shown in figure 8, it is the position adjusting mechanism of brake gear of the present invention.
A kind of position adjusting mechanism of brake gear, including seat support 11, brake adjustment plate 31, brake gear 3, first
Fixation kit and the second fixation kit.
The brake adjustment plate 31 is detachably arranged on the seat support 11 by second fixation kit, described
Brake adjustment plate is provided with multiple 3rd positioning holes 311 in the horizontal direction, and the brake gear 3 is provided with and the 3rd positioning hole
311 corresponding third through-holes 312, first fixation kit position through the third through-hole 312 and any described 3rd
Hole 311, the brake gear 3 is fixed on the brake adjustment plate 31.
First fixation kit includes screw 321, nut 322, pad 323 and pad 324, and supports the use, described
Screw 321 sequentially passes through the pad 323, third through-hole 312, the 3rd positioning hole 311 and pad 324, uses the nut 322
The brake gear 3 is fixed on the brake adjustment plate 31.
When needing to adjust the position of the brake gear 3 in the horizontal direction, can be existed by adjusting the brake gear 3
Position on any 3rd positioning hole 311, change the position of the brake gear 3 in the horizontal direction, to reach different
The demand of user.
Multiple first locating slots 313 are provided with the brake adjustment plate 31 in the horizontal direction, second fixation kit exists
The brake adjustment plate 31 is fixed on the seat vehicle frame 11 by any position of first locating slot 313.
Second fixation kit includes screw 331, nut 332, pad 333 and pad 334, and supports the use, described
Screw 331 sequentially passes through the pad 333, the first locating slot 313, the through hole on seat support 11 and pad 334, using described
The brake adjustment plate is fixed on the seat support 11 by nut 332.
By adjusting any position of second fixation kit on first locating slot 313, change the brake
Adjustable plate 31 relative to the seat support 11 position, so as to change the position of the brake gear 3, to reach different uses
The demand of person.
As shown in figure 9, it is the explosive view of brake gear of the present invention.
The brake gear 3 include be fixed on 31 fixed part 341 on the brake adjustment plate, spanner 342, swing arm 343,
Connection sheet 344 and elastic component 345.
The spanner 342 is rotatablely connected with the fixed part 341 by the first connecting shaft 346, the swing arm 343 with it is described
Fixed part 341 is rotatablely connected by the second connecting shaft 347, and the spanner 342 passes through the connection sheet 344 with the swing arm 343
Rotation connection, the elastic component 345 located between the fixed part 341 and the swing arm 343 and the elastic component 345 both ends
It is separately positioned in the fixed part 341 and the swing arm 343, wherein, described elastic component is torsion spring or extension spring.
When external force acts on the spanner 342, in the presence of the elastic component 345 is overcome, the spanner 342 is around institute
State fixed part 341 to rotate, drive the swing arm 343 to be rotated around the fixed part 341 by the connection sheet 344, then make institute
State swing arm 343 to contact with the wheel 2 of the wheelchair, so as to suspend or slow down the speed of service of the wheel 2.
As shown in Figure 10, its be skirt guard position adjusting mechanism of the present invention structural representation.
As illustrated, a kind of skirt guard position adjusting mechanism, including baffle plate 51 located at seat support both sides, fastening group
Part, skirt guard 52.
The baffle plate 51 is provided with multiple displacement grooves 511 with vertical direction in the horizontal direction, and the skirt guard 51 is set at both ends
There is connector 521, the skirt guard 52 is fixed on the baffle plate by the fastening assembly in any position of the displacement groove 511
On 51.
The present invention can adjust the skirt by adjusting any position of the fastening assembly in the displacement groove 511
Any position of the plate 51 on the baffle plate 51, to reach the different demand of user.
The connector 521 is through hole, when dismantling the skirt guard 52, need to remove the fastening assembly, can tear open
Unload the skirt guard 52.
The connector 521 is notch 521, when dismantling the skirt guard 52, need to only be unscrewed the fastener, by institute
The extraction of skirt guard 52 is stated, when the skirt guard 52 is installed, also the fastening assembly first can be fixed on the displacement groove 511
On, then the skirt guard 52 inserted on the fastening assembly, the fastening assembly is tightened, the connection of the invention
When mouth 521 is notch, be easy for installation and removal the skirt guard.
Wherein, the fastening assembly includes screw 531, nut 532, pad 533 and pad 534, and supports the use.It is described
Screw 531 sequentially passes through the pad 533, connector 521, displacement groove 511 and pad 534, using the nut 532 by described in
Skirt guard 52 is fixed on the baffle plate 51.
As shown in figure 11, its be backrest angle governor motion of the present invention structural representation.
As illustrated, a kind of backrest angle governor motion, including baffle plate 51 located at the both sides of seat support 11, back bracket
12nd, backrest adjustable plate 61, connecting shaft 641, firm component and the fixture 121 in the back bracket.
The baffle plate 51 is provided with the second locating slot 62 and multiple 4th positioning holes 63, and the backrest adjustable plate 61 is provided with
First hole 611, the second hole 612 and multiple adjustment holes 613, the fixture 121 are embedded in second hole 612, the fixture
121 are flexibly connected with second hole 612, and the connecting shaft 641 passes through second locating slot 62, the first hole 611 and backrest
Support 12, the backrest adjustable plate 61 is connected in the back bracket 12 and the baffle plate 51, the firm component passes through
Any adjustment hole 613 and any 4th positioning hole 63, the backrest adjustable plate 61 is fixed on the baffle plate 51,
The backrest adjustable plate 61 is provided with angle scale 614, for indicating the degree of regulation of the backrest angle.
The fixation of the back bracket 12 and the backrest adjustable plate 61 in the connecting shaft 641 and the fixture 121
Under, the back bracket 12 is constant relative to the position of the backrest adjustable plate 61, when any adjustment hole 613 of regulation
Relative to any 4th positioning hole 63 position when, the position of the backrest adjustable plate 61 can be changed, so as to corresponding
Change the position of the back bracket 12, realize the adjustable angle of backrest.
In the present invention, the firm component includes screw 651 and nut 652, and the screw 651 passes through any regulation
Hole 613 and any 4th positioning hole 63, are locked using the nut 652.
Adjusting angle of backrest mode is as follows：
The first regulative mode：The screw 651 is unclamped, rotates the backrest adjustable plate 61 to any one 4th positioning hole
63, the screw 651 is then tightened, this regulative mode is very simple and convenient, is not dismantling the situation of the screw 651
Under, it becomes possible to realize the angular adjustment of the backrest.
Second of regulative mode：The screw 651 is removed, the backrest adjustable plate 61 is rotated, the backrest is adjusted
Any one adjustment hole 613 on plate 61 is aligned with any one 4th positioning hole 63 on the baffle plate 51, then passes through institute
Screw 651 and nut 652 are stated, the backrest adjustable plate 61 is lock onto on the baffle plate 51.
As shown in figure 12, its be back bracket of the present invention structural representation.
With reference to shown in Figure 11 and Figure 12, a kind of folding backrest mechanism, including back bracket 12, it is fixed on leaning on for vehicle frame both sides
Back of the body adjustable plate 61, connecting shaft 641 and the fixture 121 located at the both sides of back bracket 12, described one end of back bracket 12 lead to
Cross the connecting shaft 641 to be rotatablely connected with the backrest adjustable plate 61, the other end is adjusted by the fixture 121 and the backrest
Section plate 61 is flexibly connected.
The fixture 121 is spring catch, and when pulling the spring catch 121, the spring catch 121 departs from the backrest and adjusted
Plate 61 is saved, the back bracket 12 can rotate around the connecting shaft 641, to realize the folding of backrest.
Wherein, the spring catch 121 includes spring 1212, pin 1211 and draw ring 1213, and the spring 1212 is fixed on
In the back bracket 12 and the spring 1212 is provided with the outside of the pin 1211, the draw ring 1213 and the pin
1211 connect, and are provided with drawstring 1214 between the draw ring 1213 of the both sides of back bracket 12, pull the drawstring 1214, the pin
Nail 1211 departs from second hole 612, and the pin compresses the spring 1212, and now, the back bracket can be around described
Connecting shaft 641 rotates；When unclamping the drawstring 1214, under the spring-force driven dual of the spring 1212, the pin 1211 returns
To home position.
The folding backrest mechanism of the present invention, by pulling the fixture 121, you can enable the back bracket around institute
State connecting shaft 641 to rotate, to realize the folding of backrest, not only fold mechanism is simple, and easy to operate.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, on the premise of the inventive method is not departed from, can also make some improvement and supplement, and these are improved and supplement also should be regarded as
Protection scope of the present invention.
Claims (8)
1. one kind regulation branch harden structure, an including X-type support plate, a vertical support frame, it is characterised in that also including an auxiliary pole,
The auxiliary pole is used to reinforce the X-type support plate and the vertical support frame connection, the X-type support plate lower end with it is described vertical
Pedestal lower end is hinged, and the auxiliary pole includes an elongated hole pole, a clamping seat, a spring (722), described elongated hole pole one end
An elongated hole is provided with, the elongated hole pole is provided with described elongated hole one end and runs through the clamping seat；The spring (722) is placed in institute
State inside elongated hole, and be together placed in inside the clamping seat with the elongated hole pole；Described spring (722) one end and the elongated hole
Abut against, the other end abuts against with the clamping seat；The elongated hole is connected by one first bearing pin with the X-type support plate, described
The elongated hole pole other end is connected with the vertical support frame by one the 3rd bearing pin.
2. regulation branch harden structure according to claim 1, it is characterised in that one first is provided with the X-type support plate and is taken
Bar, an abutment extending frame is provided with the vertical support frame, and first abutment extending is engaged realization with the abutment extending frame to the X-type branch
The fixation of plate upper end and the vertical support frame upper end.
3. regulation branch harden structure according to claim 1, it is characterised in that the vertical support frame top is provided with second and taken
Bar, the vertical support frame bottom are provided with the 3rd abutment extending, and second abutment extending is realized jointly with the 3rd abutment extending hangs down to described
The constraint of straight bracket.
4. regulation branch harden structure according to claim 3, it is characterised in that be additionally provided with an arc on the elongated hole pole
Groove, it is used for when the regulation branch harden structure is in folded state, and the elongated hole pole does not occur with second abutment extending
Interference.
5. regulation branch harden structure according to claim 1, it is characterised in that be additionally provided with one second on the X-type support plate
Bearing pin, it is used to be attached the chiasma type support plate of the X-type support plate.
6. regulation branch harden structure according to claim 1, it is characterised in that a through hole is additionally provided with the clamping seat,
The through hole is fixed on the X-type support plate jointly with the elongated hole by first bearing pin.
7. regulation branch harden structure according to claim 2, it is characterised in that when the regulation branch harden structure is in expansion shape
During state, first abutment extending that the X-type support plate top is set is interlockingly connected with the abutment extending frame, so that the regulation branch is hardened
It is configured to stable three-legged structure.
8. a kind of have the wheelchair that branch harden structure is adjusted as described in above-mentioned claim 1-7 is any, it is characterised in that the wheelchair
Removably it can be connected with the regulation branch harden structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795623.1A CN106344290B (en) | 2016-08-30 | 2016-08-30 | It is a kind of to adjust branch harden structure and the wheelchair with the structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795623.1A CN106344290B (en) | 2016-08-30 | 2016-08-30 | It is a kind of to adjust branch harden structure and the wheelchair with the structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106344290A CN106344290A (en) | 2017-01-25 |
| CN106344290B true CN106344290B (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610795623.1A Active CN106344290B (en) | 2016-08-30 | 2016-08-30 | It is a kind of to adjust branch harden structure and the wheelchair with the structure |
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| Country | Link |
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| CN (1) | CN106344290B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0347492B1 (en) * | 1988-06-18 | 1992-12-23 | Küschall Design AG | Foldable wheel chair |
| CN201208352Y (en) * | 2008-01-31 | 2009-03-18 | 佛山市东方医疗设备厂有限公司 | Wheel chair vehicle on aircraft |
| DE102009053361A1 (en) * | 2009-11-17 | 2011-05-26 | Novacare Gmbh | Width adjustable folding wheel chair for humans with different physiognomy, comprises base frame, which has frame elements distanced from each other around seat width with upper frame tube |
| CN203647607U (en) * | 2013-11-21 | 2014-06-18 | 恩比尔(厦门)机械制造有限公司 | Cross folding structure |
| CN205339347U (en) * | 2015-12-28 | 2016-06-29 | 江苏慧明智能科技有限公司 | Portable collapsible wheelchair |
| CN206261755U (en) * | 2016-08-30 | 2017-06-20 | 中进医疗器材泰州有限公司 | A kind of regulation support plate structure and the wheelchair with the structure |
-
2016
- 2016-08-30 CN CN201610795623.1A patent/CN106344290B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0347492B1 (en) * | 1988-06-18 | 1992-12-23 | Küschall Design AG | Foldable wheel chair |
| CN201208352Y (en) * | 2008-01-31 | 2009-03-18 | 佛山市东方医疗设备厂有限公司 | Wheel chair vehicle on aircraft |
| DE102009053361A1 (en) * | 2009-11-17 | 2011-05-26 | Novacare Gmbh | Width adjustable folding wheel chair for humans with different physiognomy, comprises base frame, which has frame elements distanced from each other around seat width with upper frame tube |
| CN203647607U (en) * | 2013-11-21 | 2014-06-18 | 恩比尔(厦门)机械制造有限公司 | Cross folding structure |
| CN205339347U (en) * | 2015-12-28 | 2016-06-29 | 江苏慧明智能科技有限公司 | Portable collapsible wheelchair |
| CN206261755U (en) * | 2016-08-30 | 2017-06-20 | 中进医疗器材泰州有限公司 | A kind of regulation support plate structure and the wheelchair with the structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106344290A (en) | 2017-01-25 |
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