CN205988372U - Wheelchair - Google Patents

Abstract

A kind of wheelchair, possesses：A pair liang of body side frame (1)；Rotate freely the driving moment (3) being connected with two lateral surface of two body side frames (1)；And parking brake (60), the front of its two lateral surface located at two body side frames (1) and driving moment (3), so that driving moment (3) is stopped, parking brake (60) possesses：Upper end has the brake operating portion (61) of handle part (67)；The drive division (62) being fascinated by the operation of brake operating portion (61)；Connect the link rod part (63) of brake operating portion (61) and drive division (62)；It is connected and presses the press section (66) of driving moment (3) with drive division (62).In drive division (62), one end of tabular metal parts is bent into L-shaped and forms bending connecting portion (62A), press section (66) has the insertion section (66A) of pluggable bending connecting portion (62A), connecting portion (62A) insertion insertion section (66A) will be bent, press section (66) will be fixed on drive division (62).

Description

Wheelchair

Technical field

This utility model is related to possess the wheelchair for making parking brake that the driving moment located at both sides stops.

Background technology

In the past, wheelchair possessed the parking brake (with reference to patent documentation 1) for making the driving moment located at both sides stop. Taking and during lower wheelchair, by making this parking brake action, make wheelchair will not accidental movement, thus user being capable of safety Take and lower wheelchair.For this parking brake, if make brake operation lever forward backward motion when, fascinate braking behaviour The driving force making bar transmits to press section via linkage, and press section is moved thus pressing driving moment.Parking brake leads to Cross the surface being pressed driving moment by this press section, so that driving moment stops.For example, in the wheelchair of patent documentation 1, make The pressing component of board-like material is with driving moment face contact so that driving moment stops.

However, when the press section of this board-like material and square bar shape and driving moment face contact, by the angle of press section The pressure ratio other parts partly driving moment being applied are high, exist and driving moment is applied with loaded probability.Therefore, pass through Drum is made in press section, so that the curvature portion of cylinder is abutted with driving moment so that driving moment stops, so as to The parking brake that driving moment stops enough being made to have been carried out motion (with reference to patent documentation 2).

Prior art literature

Patent documentation

Patent documentation 1：Japanese Unexamined Patent Publication 2010-29669 publication

Patent documentation 2：Japanese Unexamined Patent Publication 2000-271176 publication

Utility model content

Problem to be solved in the utility model

However, for the parking brake shown in patent documentation 2, due to connecting rod being connected by fixtures such as screws and pressing Splenium, therefore, when the power of direction of rotation puts on press section, has that fixture relaxes, the brake force of parking brake declines Danger.In order to prevent to it, press section can be fixed on connecting rod more than two positions, but, and at one On position, fixing situation is compared, and needs extra flow chart, therefore inefficiency when making.In addition, such pressing is driven If the parking brake of motor car wheel does not make press section reliably abut driving moment, driving moment can not be made to stop, therefore, Require more reliably to press driving moment.

This utility model be in view of problem above and make.One of the purpose of this utility model is to provide to make stopping brake Device is the wheelchair reliably making driving moment stop while simple structure.

【Means for solving the problems and the effect of utility model】

In order to solve above problem, first round chair tool of the present utility model is standby：A pair liang of body side frame；Driving moment, its Rotatably it is connected with the lateral surface of two body side frames；And parking brake, it is located at the lateral surface of two body side frames and driving The front of wheel, is used for making driving moment stop.Parking brake possesses：Brake operating portion, its connect into two body side frames to Fore-and-aft direction fascinates freely, and has handle part in upper end；Drive division, it is connected into two body side frames and inclines in front-rear direction Move freely, and fascinated by the operation of fascinating in brake operating portion；Link rod part, it connects brake operating portion and drive division；With And press section, it is connected with drive division and presses driving moment.For parking brake, if brake operating portion is operated backward When, then drive division fascinates backward via link rod part, the mobile stop position making driving moment stop to pressing driving moment in press section Put, if brake operating portion is operated forward, drive division fascinates forward via link rod part, press section is moved to from driving moment Detached releasing position.Drive division is made up of flat metal parts, and one end is bent into L-shaped laterally and is formed curved Folding connecting portion.Press section has the insertion section being inserted into bending connecting portion, and bending connecting portion is inserted into insertion section and will press Drive division is fixed in portion.

In above wheelchair, parking brake possesses：Fascinate in front-rear direction the system being connected freely with two body side frames Dynamic operating portion and drive division；Connect the link rod part of brake operating portion and drive division；And the press section being connected with drive division, pass through Operation brake operating portion, makes drive division fascinate via link rod part, so that press section pressing driving moment, drive division is by tabular Metal parts constitute, and one end is bent into L-shaped laterally and forms bending connecting portion, and this bending connecting portion is inserted into Located at the insertion section of press section and make press section be fixed on drive division, therefore, it is possible to make parking brake be simple structure simultaneously Driving moment is reliably made to stop.Particularly, for drive division, make the bending that metal parts is bent laterally and formed even Socket part inserts the insertion section fixing press section located at press section, therefore, it is possible to simply and readily press section is fixed on driving While portion, driving moment can be reliably made to be held in the state of stopping.

In addition, in the second wheelchair of the present utility model, the shape of cross section of the bending connecting portion of drive division is rectangular, presses The shape of cross section of the insertion section of splenium is provided along bending the rectangle of the shape of cross section of connecting portion.

For above wheelchair, it is rectangle by the shape of cross section that makes the bending connecting portion of drive division, by bending even Socket part inserts shape of cross section, shape of cross section the insertion section along this bending connecting portion, thus by press section reliably It is fixed on drive division.In the structure shown here, because the insertion section of press section is the shape corresponding with bending connecting portion, therefore do not deposit Make the lax danger of the braking of driving moment in press section rotation such that it is able to reliably driving moment be held in the shape of stopping State.

In addition, third round chair tool of the present utility model is standby：A pair liang of body side frame；Driving moment, it is outer with two body side frames Side rotatably connects；And parking brake, the front of its lateral surface located at two body side frames and driving moment, it is used for Driving moment is made to stop.Parking brake possesses：Brake operating portion, it is connected into two body side frames and fascinates in front-rear direction certainly As, and in upper end, there is handle part；Drive division, it is connected into two body side frames and fascinates freely in front-rear direction, and passes through The operation of fascinating in brake operating portion is fascinated；Link rod part, it connects brake operating portion and drive division；And press section, its with Drive division connects and presses driving moment.For parking brake, if brake operating portion is operated backward, drive division warp Fascinated backward by link rod part, press section is moved into the stop position that pressing driving moment makes driving moment stop, if braking behaviour When making portion and being operated forward, then drive division fascinates forward via link rod part, and press section is moved into solution detached from driving moment Except position.The profile of press section is set as drum, the face abutting with driving moment in the flexure plane forming drum On have along press section length direction extend and formed multiple raised lines.

For above wheelchair, the profile of press section is set as drum, make the flexure plane of formation drum with Driving moment abuts, and therefore, compared with carrying out by the corner of acute angle pressing in the past and making the structure of driving moment stopping, not existing The danger forcefully being pressed by local, will not make driving moment damage, driving moment can be made simultaneously reliably to stop.Separately Outward, improved with the frictional force of driving moment such that it is able to make driving moment more stably stop by raised line.

In addition, being characterised by, the outer peripheral face in press section is provided with raised line on the whole in fourth round chair of the present utility model.

For above wheelchair, the outer peripheral face in press section arranges raised line on the whole, therefore, the outer peripheral face of press section Any portion is abutted with driving moment, can keep constant frictional force, so that driving moment is stopped.Further, since Any portion that outer peripheral face can be made is abutted with driving moment, if therefore press section press driving moment scope it becomes possible to Freely set the installation site of parking brake.Even if in addition, due to manufacture on error, with drive on the outer peripheral face of press section The position that motor car wheel abuts shifts, and any raised line of the raised line on the whole of the flexure plane located at press section is supported with driving moment Connect, therefore, it is possible to make driving moment stably stop.

In addition, the 5th wheelchair of the present utility model possesses：A pair liang of body side frame；Driving moment, it is outer with two body side frames Side rotatably connects；And parking brake, the front of its lateral surface located at two body side frames and driving moment, it is used for Driving moment is made to stop.Parking brake possesses：Brake operating portion, it is connected into two body side frames and fascinates in front-rear direction certainly As, and in upper end, there is handle part；Drive division, it is connected into two body side frames and fascinates freely in front-rear direction, and passes through The operation of fascinating in brake operating portion is fascinated；Link rod part, it connects brake operating portion and drive division；And press section, its with Drive division connects and presses driving moment.For parking brake, if brake operating portion is operated backward, drive division warp Fascinated backward by link rod part, press section is moved into the stop position that pressing driving moment makes driving moment stop, if braking behaviour When making portion and being operated forward, then drive division fascinates forward via link rod part, and press section is moved into solution detached from driving moment Except position.For brake operating portion, it is provided with the outside bending of the upper end of handle part to wheelchair.

In above wheelchair, for brake operating portion, the upper end being provided with handle part is made to bend to the outside of wheelchair, Therefore make handle part and the both sides framework apart in brake operating portion, thus easily holding to handle part.In addition, making braking When operating portion fascinates backward, brake operating portion and driving moment are not disturbed, and therefore expand the scope of fascinating in brake operating portion, from And press section forcefully can be pressed with respect to driving moment.

In addition, in the 6th wheelchair of the present utility model, brake operating portion is formed by flat metallic plate.

For above wheelchair, brake operating portion is formed by flat metallic plate, therefore, it is possible to simply and readily Processing is such that it is able to reduce manufacturing cost.

In addition, in the 7th wheelchair of the present utility model, being also equipped with leg rest platform, described leg rest platform possesses leg rest arm, described Leg rest arm be connected with the outside of the front part of two body side frames and include fore-and-aft direction vertical in can fascinate, leg rest arm to During backward motion, between the handle part in two body side frames and brake operating portion.

For above wheelchair, make parking brake and leg rest arm together be configured at the outside of two body side frames, can simultaneously Enough prevent parking brake and leg rest arm from interfering.

In addition, the 8th wheelchair of the present utility model possesses：A pair liang of body side frame；Driving moment, it is outer with two body side frames Side rotatably connects；And parking brake, the front of its lateral surface located at two body side frames and driving moment, it is used for Driving moment is made to stop.Parking brake possesses：Brake operating portion, it is connected into two body side frames and fascinates in front-rear direction certainly As, and in upper end, there is handle part；Drive division, it is connected into two body side frames and fascinates freely in front-rear direction, and passes through The operation of fascinating in brake operating portion is fascinated；Link rod part, it connects brake operating portion and drive division；And press section, its with Drive division connects and presses driving moment.For parking brake, if brake operating portion is operated backward, drive division warp Fascinated backward by link rod part, press section is moved into the stop position that pressing driving moment makes driving moment stop, if braking behaviour When making portion and being operated forward, then drive division fascinates forward via link rod part, and press section is moved into solution detached from driving moment Except position.Handle part possesses the anti-slip part being made up of multiple projections in its surface.

For above wheelchair, by arranging anti-slip part on the surface of the handle part in brake operating portion, can be effective Prevent the handss that held from skidding, can reliably hold parking brake makes its action.

In addition, the 9th wheelchair of the present utility model possesses：A pair liang of body side frame；Driving moment, it is outer with two body side frames Side rotatably connects；And parking brake, the front of its lateral surface located at two body side frames and driving moment, it is used for Driving moment is made to stop.Parking brake possesses：Brake operating portion, it is connected into two body side frames and fascinates in front-rear direction certainly As, and in upper end, there is handle part；Drive division, it is connected into two body side frames and fascinates freely in front-rear direction, and passes through The operation of fascinating in brake operating portion is fascinated；Link rod part, it connects brake operating portion and drive division；And press section, its with Drive division connects and presses driving moment.For parking brake, if brake operating portion is operated backward, drive division warp Fascinated backward by link rod part, press section is moved into the stop position that pressing driving moment makes driving moment stop, if braking behaviour When making portion and being operated forward, then drive division fascinates forward via link rod part, and press section is moved into solution detached from driving moment Except position.Brake operating portion has the lower end of the main part of handle part in upper end, possesses and is converted into L-shaped in the face inflection of fascinating Kink, fascinated with two body side frames via the first fixing axle and be connected freely in the corner after bending, and kink is via rotation Axle is rotatably connected with one end of link rod part.Fascinate freely via the second fixing axle and two body side frames in one end of drive division Connect, the other end is fixed with press section, and, pars intermedia is rotatably connected with the other end of link rod part via rotary shaft. Link rod part possesses the retainer making brake operating portion stop at fixed position, makes press section making brake operating portion fascinate backward In the state of being in stop position, so that kink is abutted with retainer and fascinate backward thus preventing brake operating portion, make braking In the state of operating portion fascinates forward and makes press section be in releasing position, brake operating portion is made to abut with retainer thus preventing Brake operating portion fascinates forward.

For above wheelchair, setting on link rod part makes to stop at respect to the brake operating portion that two body side frames fascinate The retainer of fixed position, in the state of making press section be in stop position, makes kink and the retainer in brake operating portion Abut, thus prevent brake operating portion fascinating backward, make press section be in releasing position in the state of, make brake operating portion with Retainer abuts, thus prevent brake operating portion fascinating forward, therefore, it is possible to limit the scope of fascinating in brake operating portion, can simultaneously Enough reliably make parking brake action.

In addition, in the tenth wheelchair of the present utility model, link rod part possesses the protrusion tab projecting from lateral margin to erect appearance State bending the retainer of the ribbed prominent to the face side of link rod part, make at press section making brake operating portion fascinate backward In the state of stop position, so that the lateral margin of kink is abutted with the side of retainer and retreat thus preventing brake operating portion Dynamic, and, so that brake operating portion is fascinated forward and in the state of making press section be in releasing position, make the lateral margin of kink with The end face of retainer abuts and fascinates forward thus preventing brake operating portion.

For above wheelchair, by the retainer of simple structure is arranged on link rod part, stop making press section be in The state that stop bit is put and make press section be in two states of the state releasing position, can make brake operating portion reliably with only Dynamic portion abuts thus preventing fascinating of brake operating portion.

In addition, the 11st wheelchair of the present utility model possesses：A pair liang of body side frame；Driving moment, it is with two body side frames Lateral surface rotatably connects；Snubbing, it is configured in the same vertical with two body side frames, than driving moment on the front The position of side；And parking brake, the front of its lateral surface located at two body side frames and driving moment, it is used for making driving moment Stop.Parking brake possesses：Brake operating portion, it is connected into two body side frames and fascinates freely in front-rear direction, and upper End has handle part；Drive division, it is connected into two body side frames and fascinates freely in front-rear direction, and by brake operating portion Operation of fascinating is fascinated；Link rod part, it connects brake operating portion and drive division；And press section, it is connected simultaneously with drive division Pressing driving moment.For parking brake, if brake operating portion is operated backward, drive division is via link rod part backward Fascinate, press section is moved into the stop position that pressing driving moment makes driving moment stop, if brake operating portion is grasped forward When making, then drive division fascinates forward via link rod part, and press section is moved into from driving moment detached releasing position.Damper frame Frame has, in the fore-and-aft direction of wheelchair, the braking connection slit connecting parking brake.

For above wheelchair, have, in the fore-and-aft direction of wheelchair, the braking connection slit installing parking brake, Therefore, it is possible to make the position of parking brake and shape of driving moment etc. matchingly move forwards, backwards such that it is able to make stopping Configure while dynamic device micro-adjustment is to optimal for making driving moment reliably stop position.

Brief description

Fig. 1 is the axonometric chart of the wheelchair of an embodiment of the present utility model.

Fig. 2 is the side view of the wheelchair shown in Fig. 1.

Fig. 3 is the front view of the wheelchair shown in Fig. 1.

Fig. 4 is the rearview of the wheelchair shown in Fig. 1.

Fig. 5 is the upward view of the wheelchair shown in Fig. 1.

Fig. 6 is the axonometric chart of the frame structure representing the wheelchair shown in Fig. 1.

Fig. 7 is the front view representing the state folding the wheelchair shown in Fig. 3.

Fig. 8 is the side view representing the state folding the leg rest platform of the wheelchair shown in Fig. 2 and handle portion.

Fig. 9 is the amplification stereogram of the portions of the wheelchair shown in Fig. 1.

Figure 10 is the amplification stereogram of the leg rest platform of the wheelchair shown in Fig. 1.

Figure 11 is the amplification plan view of the footrest of the wheelchair shown in Fig. 1.

Figure 12 is the amplification plan view of the supporting strip of the wheelchair shown in Fig. 1.

Figure 13 is the partial sectional view along XIII-XIII line of Fig. 1.

Figure 14 is the amplification exploded perspective view of the parking brake of the wheelchair shown in Fig. 1.

Figure 15 A and Figure 15 B is the enlarged side view of the operating state representing parking brake.

Figure 16 is the amplification view of the connector of the wheelchair shown in Fig. 2.

Specific embodiment

Hereinafter, based on accompanying drawing, embodiment of the present utility model is illustrated.But, embodiment described below is to illustrate The embodiment of the wheelchair for embodying technological thought of the present utility model, this utility model be not intended to by wheelchair be defined to Under embodiment.In addition, this specification is not intended to the part shown in utility model right claim is defined to the portion of embodiment Part.

The wheelchair that an embodiment of the present utility model is related to is shown in Fig. 1 to Fig. 8.Fig. 1 represents the axonometric chart of wheelchair, Fig. 2 to Fig. 5 represents side view, front view, rearview and the upward view of the wheelchair shown in Fig. 1, and Fig. 6 represents shown in Fig. 1 The axonometric chart of the frame structure of wheelchair, Fig. 7 is the front view representing the state folding the wheelchair shown in Fig. 3, and Fig. 8 is difference table Show the side view of the state that the leg rest platform of the wheelchair shown in Fig. 2 and handle portion are folded.Wheelchair shown in these figures possesses：Outside Side is connected with a pair liang of body side frame 1 of driving moment 3；Connect a pair liang of body side frame 1 and be connected with portions framework 6 in upper end Folding connecting rod 2；The pliability portions piece 7 that two ends are connected with the portions framework 6 of this folding connecting rod 2；Connect with the front portion of two body side frames 1 Connect and nyctitropic universal trundle 4 can be changed in the horizontal plane；And the leg rest platform 8 being connected with two body side frames 1.

Wheelchair shown in these figures will be connected with a pair liang of body side frame 1 of driving moment 3 can pass through to fold in both sides The mode that connecting rod 2 folds connects.As shown in Figure 3 and Figure 6, folding connecting rod 2 is connected with portions framework 6 in upper end, connects in lower end There is underframe 11.So pass through to be connected folding connecting rod 2 with two body side frames 1, so that two body side frames 1 of left and right is integrally formed.As Fig. 7 Shown, this wheelchair is to make in the way of two body side frames 1 of left and right are close to each other to fold folding connecting rod 2 such that it is able to constriction is horizontal Width.In addition, two body side frames 1 about making are separated from each other in the state of being launched, the portions framework 6 with folding connecting rod 2 The portions piece 7 connecting is opened is set to portions 5.

(two body side frames 1)

Two body side frames 1 possess：Upper surface have the horizontal attitude to ancon 20 to ancon framework 12；Support ancon with this The upper and lower frames 14 that the rearward end of framework 12 connects；The underframe of the horizontal attitude being connected with the bottom of this upper and lower frames 14 11；It is configured at the central frame 15 to ancon framework 12 and the horizontal attitude of the centre of underframe 11；By this central frame 15 The front baffle 13 that front end is connected with underframe 11；And the leading section of central frame 15 is connected with to the leading section of ancon framework 12 The connection framework 16 connecing.Each framework constituting two body side frames 1 is metal tube, and these metal tubes are passed through the methods such as welding even Connect.

In addition, for two body side frames 1, being provided with the fixed part connecting driving moment 3 in the bottom of upper and lower frames 14 19.As shown in fig. 6, the axletree 30 that fixed part 19 is pivotally connected driving moment 3 is highlightedly carried out even laterally Connect.In addition, as shown in Figure 4 and Figure 5, for two body side frames 1, the fixed part 19 being fixed with axletree 30 is configured than to ancon Framework 12 is located in the inner part.For two body side frames 1 of diagram, by a part of inside lateral bending of upper and lower frames 14 and underframe 11 Folding is so that the fixed part 19 of axletree 30 is located at and locates in the inner part than to ancon framework 12.For two body side frames 1 of diagram, will consolidate Determine the fixed frame portion 14A that the bottom as upper and lower frames 14 is fixed in portion 19.Additionally, in this manual, framework flexes are made To be used with the broad sense comprising the state making frame flex.

As shown in figure 5, for a pair liang of body side frame 1, will be to ancon framework 12, central frame 15, front baffle 13, connection Framework 16, the scaffold portion 14B on top as upper and lower frames 14 and the leading section 11B configuration of underframe 11 are being located at Same plane and for vertical frame surface 1A in, and using the fixed frame portion 14A of the bottom as upper and lower frames 14, as The main body frame portion 11A at the rear portion of underframe 11 is configured at and locates in the inner part than frame surface 1A.

(to ancon framework)

It is located at the top of the both sides of portions 5 and the substantially surface of central frame 15 to ancon framework 12, with approximate horizontal Attitude configuration.Should to ancon framework 12 possess in upper surface the user occupying portions 5 to ancon 20.

(underframe 11)

The lower section that underframe 11 is located at the both sides of portions 5 is configured.Underframe 11 is by the lower end with upper and lower frames 14 The leading section 11B that is connected with the lower end of front baffle 13 of main body frame portion 11A connecting and connection main body frame portion 11A and front The connecting portion 11C of end 11B is constituted.With regard to underframe 11, in the upward view shown in Fig. 5, main body frame portion 11A is located at than frame Frame face 1A locates in the inner part, and leading section 11B is located in frame surface 1A.For underframe 11, for example, a metal tube is carried out curved Folding processing is such that it is able to arrange connecting portion 11C and leading section 11B in the front of main body frame portion 11A.The body frame of underframe 11 Frame portion 11A is configured along the longitudinal direction with horizontal attitude, and leading section 11B is with the level almost parallel with respect to main body frame portion 11A Attitude configures.The underframe 11 of in figure connects in the front end of leading section 11B and fixes the bottom of front baffle 13.

In addition, for underframe 11, in the side view shown in Fig. 2, leading section 11B is in than main body frame portion 11A The mode of high one layer of position configures.Thus, in the space being formed by the underframe 11 bending formed below of leading section 11B 47.The universal trundle 4 being connected with the front portion of two body side frames 1 can economical space saving be configured by this space 47, can simultaneously The universal trundle 4 enough making swing is not contiguously configured with underframe 11.In two body side frames 1 of diagram, as underframe 11 and the coupling part of front baffle 13, it is configured with universal trundle 4 in the lower section of leading section 14B.This structure will not be to being fixed on The motion of the wheel 4A of the universal trundle 4 of front baffle 13 is limited, and universal trundle 4 can be made to swing freely.

(central frame 15)

For central frame 15, by connection in the middle of rear end and upper and lower frames 14, and by front end with extend downwards Front baffle 13 connect, this front baffle 13 is connected with underframe 11.For the central frame 15 shown in Fig. 6, by a gold The leading section belonging to pipe bends downwards and is formed as front baffle 13.That is, in two body side frames 1 of in figure, by central frame 15 and front Framework 13 is arranged by carrying out bending process to a metal tube.The front baffle 13 of in figure is arranged with perpendicular attitude, its lower end It is connected with the front end of underframe 11.Central frame 15 is configured to be opened folding connecting rod 2 and makes portions under portions piece 7 open mode The height that framework 6 is located at.

(support 50)

In addition, as shown in figure 3, central frame 15 possesses in the state making two body side frames 1 be separated from each other and open, i.e. portions Piece 7 is opened the support 50 setting and becoming supporting portions framework 6 in the state of portions 5.This central frame 15 makes portions framework 6 On support 50, portions framework 6 is supported by support 50.For the central frame 15 shown in Fig. 3, will be to portions framework The support 50 being kept while 6 positioning is fixed in the way of inward-facing side under central frame 15 projects.This The wheelchair of kind of structure have so that a pair liang of body side frame 1 is separated from each other and by being fixed on central frame 15 in the state of opening Support 50 can stably support the feature of the portions framework 6 of the body weight being applied with user.

(padded coaming 50A)

In addition, as shown in figure 3, support 50 is buffered material 50A covering.The padded coaming 50A of in figure by be formed as manage The resin material of shape is constituted.By this padded coaming 50A, shock when portions framework 6 is contacted can be buffered with support 50.Separately Outward, by stoping metal portions framework 6 and the directly contact of support 50, it is prevented from generation and the abrasion of metallic sound. Further, since this padded coaming 50A is tubulose, therefore, only pass through to insert in this pipe support 50 it becomes possible to simply pacify Dress.But, padded coaming 50A can also be formed as lid and cover support 50.

(connection framework 16)

For connection framework 16, upper end is connected with from the leading section retracted position to ancon framework 12, lower end with from The anterior retracted position of central frame 15 connects.In addition, as shown in figure 8, for two body side frames 1, in connection framework 16 Front, support in region between ancon framework 12 and central frame 15 and be provided with for storage with respect to putting that two body side frame 1 folds The accommodation space 18 of footstool 8.The connection framework 16 of diagram is rearward bent by making pars intermedia, makes the storage being formed at front empty Between 18 broadening.

(front baffle 13)

Front baffle 13 is located at the both sides of the front end of portions 5, with substantially vertical attitude configuration, and by before central frame 15 End is connected with the front end of underframe 11.The front baffle 13 of in figure connects the leg rest platform 8 in the front being configured at portions 5.Diagram Wheelchair possesses a pair of leg rest platform 8 in the outside in the front of portions 5, two body side frames 1, and the front baffle 13 in left and right is connected to be put Footstool 8.Leg rest platform 8 is to occupy the platform that portions 5 load foot later, in the front end of the leg rest arm 41 being connected with front baffle 13 even It is connected to the footrest 42 of mounting foot.For the leg rest platform 8 of in figure, in the outside of two body side frames 1 with can be in vertical The mode folding connects leg rest arm 41, and in the front end of this leg rest arm 41 can rotate to horizontal attitude from perpendicular attitude Mode connects footrest 42.For leg rest platform 8, by the rear end of leg rest arm 41 with can with respect to front baffle 13 along the longitudinal direction The mode rotating connects, as shown in figure 8, enabling the rear end of leg rest arm 41 vertically to erect and to fold.So, leg rest platform 8 can be rolled over Folded structure has the characteristics that to make wheelchair more compactly fold.

(upper and lower frames 14)

Upper and lower frames 14 is located at the both sides of the rear end of portions 5, with substantially vertical attitude configuration.Upper shown in Fig. 4 and Fig. 6 Underframe 14 by the fixed frame portion 14A being connected with the rearward end of underframe 11 and with to ancon framework 12 and middle boxes The scaffold portion 14B that the rear end of frame 15 connects is constituted.For upper and lower frames 14, fixed frame portion 14A is made to be located at than framework Face 1A locates in the inner part, so that scaffold portion 14B is located in frame surface 1A.The upper and lower frames of in figure is due to by fixed frame portion 14A It is configured at the inner side of frame surface 1A, therefore make the bottom inside lateral bending folding of scaffold portion 14B, under this kink 14b The upper end that face is welded and fixed frame section 14A is fixed.For fixed frame portion 14A, the body frame of lower end and underframe 11 Frame portion 11A connects, and is provided with the fixed part 19 of the axletree 30 connecting driving moment 3 in bottom.

(fixed part 19)

As shown in fig. 6, fixed part 19 is by the axletree 30 connecting driving moment 3 in the way of can rotating laterally highlightedly It is attached.Its profile of fixed part 19 shown in Fig. 4 and Fig. 6 is vertically extending prism-shaped.The fixed part of prism-shaped 19 are made up of for the cylinder of rectangle section shape, and scaffold is fixed in the upper end being fixed on the pipe portion of the cylindrical shape of upper end The kink 14b of the lower end of portion 14B, and lower end is fixed on the upper surface of the rearward end of the main body frame portion 11A of underframe 11. For the fixed part 19 of quadrangular shape, the mode that lateral surface becomes the attitude parallel with frame surface 1A of two body side frames 1 is made to join Put.As shown in fig. 6, the axletree 30 that this fixed part 19 is inserted to the two sides running through left and right is so that it is vertical with respect to lateral surface Attitude is highlightedly fixed.For the upper and lower frames 14 shown in Fig. 4 and Fig. 6, to be fixed with the fixed part 19 of axletree 30 with Positioned at than frame surface 1A, the mode of position in the inner part carries out bending process.

For the wheelchair shown in Fig. 4～Fig. 6, the fixed part 19 of axletree 30 is configured at the frame surface than two body side frames 1 1A position in the inner part.For two body side frames 1, to the part of upper and lower frames 14 and underframe 11 to inner side carry out bending plus Work, makes fixed part 19 be located at than frame surface 1A position in the inner part.So, the fixed part 19 of axletree 30 is configured at and compares frame surface Two body side frames 1 of 1A position in the inner part form the link position of driving moment 3 in inner side, therefore, it is possible to reduce wheelchair entirety Transverse width.In addition, as shown in Figure 4 and Figure 5, wheelchair possesses Jie's shield brake 90, this Jie is protected and is configured at brake 90 Between driving moment 3 and fixed part 19.For this two body side frame 1, more inner than frame surface 1A by being configured at fixed part 19 Jie's shield can economical space saving be configured by the position of side with brake 90, can reduce transverse width simultaneously.As Fig. 4 and Shown in Fig. 5, the mobile width (t) of position in the inner part can be set to guaranteeing than frame surface 1A so that the position of fixed part 19 is located at While the configuration space of Jie's shield brake 90 of the inner side being configured at driving moment 3, it is configured at this Jie and protects with brake 90 The spoke 34 of the driving moment 3 in outside do not contact the width of two body side frames 1.For example, it is contemplated that arriving the thickness of Jie's shield brake 90 Degree, this mobile width (t) can be set to 10～45mm, be preferably set to 15～35mm.For example, it is set to by this mobile width (t) It is also possible to make the overall transverse width of wheelchair 50mm less than conventional wheelchair for the wheelchair of 25mm.

(handle portion 9)

In addition, for the wheelchair shown in Fig. 1, Fig. 2 and Fig. 6, connecting folding handss in the upper end of upper and lower frames 14 Shank 9.Handle portion 9 be by metal tube middle bending part, possess the main part 9A being connected with the upper end of upper and lower frames 14, And it is fixed with the kink 9B of handle part 49 in leading section.For handle portion 9, by the front end of main part 9A via connector 51 are connected with the upper end of scaffold portion 14B.

(connector 51)

Connector 51 by enable handle portion 9 in frame surface 1A rotate in the way of, by the front end of main part 9A to rotate Mode freely is connected with the upper end of upper and lower frames 14.In addition, connector 51 is set to the main body in upper and lower frames 14 and handle portion 9 The structure that portion 9A is locked in the state of configuring shape in alignment.As shown in the amplification view of Figure 16, connector 51 possesses： Connecting portion 53, the upper end of upper and lower frames 14 and support ancon framework 12 rear end be fixed on connecting portion 53；Rotation section 54, Rotation section 54 rotatably connects with respect to this connecting portion 53, and rotation section 54 is fixed in the front end of main part 9A；Locking Mechanism 55, locking mechanism 55 makes connecting portion 53 and rotation section 54 connect with locking state；And action bars 52, solid by connecting The locking state determining portion 53 with rotation section 54 releases.This connector 51 is in upper and lower frames 14 and handle portion 9 with linear connection Locking state and action bars 52 are operated, and so that the non-locking state that handle portion 9 folds to the rear of upper and lower frames 14 is carried out Control, so that the attitude of handle portion 9 changes.

Connecting portion 53 possesses the bottom for the periphery wall 53A of U-shaped and the bottom surface closing this periphery wall 53A for the vertical view Plate 53B.For connecting portion 53, the face of the opening of periphery wall 53A making U-shaped is towards the configuration of rearward attitude, to support The flexure plane in front is fixed in the rear end of ancon framework 12.In addition, for connecting portion 53, the upper end of upper and lower frames 14 It is fixed on below base plate 53B.For overlooking the periphery wall 53A for U-shaped, make the bottom of open side further backward Side is prominent and be provided with a pair of protrusion tab 53C, connect rotary shaft 56 in the leading section of these protrusion tabs 53C, rotary shaft 56 is to turning Dynamic portion 54 is rotatably attached.This connecting portion 53 is metal system, for example, aluminum or aluminum alloy is carried out casting making Make.

Rotation section 54 possesses：The vertical view with the outer peripheral face of the inner surface of periphery wall 53A along connecting portion 53 is in U The perisporium 54A of shape；Connect the side wall 54B of the front of the opening of perisporium 54A of U-shaped；Close this perisporium 54A and side wall Closed plate 54C of the bottom surface of 54B；And it is fixed on the company of the upper end side of perisporium 54A and side wall 54B to connect main part 9A Adapter portion 54D.In rotation section 54, connecting section 54D of upper end inserts the leading section of main part 9A, run through connecting section 54D and The retainer 57 of main part 9A is inserted through, and is fixed by this handle portion 9.In addition, rotation section 54 possess from bottom rearward with The protuberance 54X that lateral attitude projects, this protuberance 54X configure between a pair of protrusion tab 53X of connecting portion 53. Connecting portion 53 and rotation section 54 rotatably connect via the rotary shaft 56 running through protrusion tab 53X and protuberance 54X.Should Rotation section 54 is also metal system.

Locking mechanism 55 is in the upper and lower frames 14 being fixed on connecting portion 53 and the handle portion 9 being fixed on rotation section 54 Main part 9A is, in the locking position of linear configuration, connecting portion 53 and rotation section 54 to be engaged.The locking mechanism of diagram 55 possess：Inserted from the Inside To Outside of perisporium 54A in the way of being applied in the through hole 54a of front side opening of perisporium 54A Protuberance 55A；In front end, there is this protuberance 55A and bar portion 55B of side wall 54B is run through in rear end；And to making protuberance 55A from through hole The elastomer 55C of the direction force that 54a projects.For protuberance 55A, possesses flange part 55a in rear end, by this flange part 55a limits the overhang that protuberance 55A projects from perisporium 54A.For bar portion 55B, it is inserted through with through hole 54a relatively in side The inserting hole 54b of wall 54B upper shed, rear end is protruding to the outside.For elastomer 55C, by the flange part 55a of protuberance 55A to Outside pressing, makes protuberance 55A protruding to the outside from the through hole 54a of perisporium 54A.Diagram elastomer 55C be helical spring, in The heart inserts bar portion 55B.But, elastomer can also be leaf spring etc..The rear end of bar portion 55B is in the outside of rotation section 54 and action bars 52 connections, in the state of action bars 52 is operated, make bar portion 55B rearward move, can flexibly draw protuberance 55A Enter.

In addition, for connecting portion 53, in the way of can engaging rotation section 54 in locking position, with positioned at card On the relative position of the through hole 54a of the rotation section 54 that stop bit is put, by the connecting hole of the protuberance 55A projecting from rotation section 54 insertion 53a opening.In this connector 51, the protuberance 55A projecting laterally from rotation section 54 is inserted in the company of connecting portion 53 opening Meet hole 53a, connecting portion 53 is fixed on locking state by this rotation section 54.If in addition, operation is carried out to action bars 52 making When connecting hole 53a extracts, locking state is released from protuberance 55A, rotation section 54 with rotary shaft 56 for rotation center with respect to Connecting portion 53 rotates.

Action bars 52 possesses：Drive division 52A along the tabular of the lateral surface configuration of the side wall 54B of rotation section 54；And from Direction from this drive division 52A to handle portion 9 with the operating portion 52B of the prominent tabular of lateral attitude.For drive division 52A, from Bar portion 55B that rotation section 54 projects runs through drive division 52A, and the lateral surface in drive division 52A, and fixture 58 is fixed on bar portion The front end of 55B, and be connected with bar portion 55B.

In this action bars 52, by operating to operating portion 52B, bar portion 55B is rearward stretched by drive division 52A, makes Protuberance 55A located at the front end of bar portion 55B is axially moveable.As shown in the arrow A of Figure 16, for this action bars 52, if will Operating portion 52B presses to handle portion 9, then drive division 52A, with the first corner 52a of upper end-face edge as fulcrum, makes as opposition side End edge the second corner 52b as shown in the arrow B of Figure 16, fascinate to the direction left from side wall 54B.Now, bar portion Direction shown in the arrow C as Figure 16 for the 55B is stretched and so that the protuberance 55A of the front end located at bar portion 55B is retreated.In addition, such as Shown in the arrow D of Figure 16, for action bars 52, if by operating portion 52B to the direction stretching left from handle portion 9, driving Portion 52A, with the second corner 52b of lower edge as fulcrum, makes first corner 52a such as Figure 16 of the end edge as opposition side Arrow E shown in fascinate to the direction left from side wall 54B.Now, direction shown in arrow C for bar portion 55B is stretched and makes Protuberance 55A located at the front end of bar portion 55B retreats.So, this action bars 52 has following feature：Even if by operating portion 52B to The direction pressing of handle portion 9, stretches round about, and protuberance 55A can be made to retreat and release rotation section 54 and be connected The locking state in portion 53.In addition, if handss leave action bars 52, protuberance 55A is pressed and dashed forward to from rotation section 54 by elastomer 55C The direction going out is moved, and action bars 52 returns to original position.

Above connector 51 is under the locking state of connecting portion 53 and rotation section 54, as shown in Fig. 2 upper and lower frames 14 and the main part 9A of handle portion 9 are configured with linear.In addition, making the non-of locking state releasing carrying out to action bars 52 operating Under locking state, handle portion 9 can be folded to rear, thus as shown in figure 8, after being compactly folded to upper and lower frames 14 Side.So, the folding structure of handle portion 9 has the speciality that can more compactly fold wheelchair.

In addition, the connector 51 shown in Figure 16 is in order to make to be connected with the locking state of rotation section 54 in connecting portion 53 Fixed part 53 and rotation section 54 are engaged with tightlock status, closed plate 54C of the base plate 53B in connecting portion 53 and rotation section 54 Between configure buffer unit 59.The central part of the base plate 53B in connecting portion 53 for the connector 51 of diagram has through hole 53b, And the cap configuring blocking this through hole 53b is as buffer unit 59.As cap buffer unit 59 by rubber or soft Plastics are formed, and by insertion section 59a inserts the through hole 53b of base plate 53B, buffer unit 59 is fixed in connecting portion 53 Fixed position.In addition, the buffer unit 59 as cap possesses the head 59b of central convex in one end of insertion section 59a, pass through This head 59b is made to contact with the bottom surface of rotation section 54, when mitigation makes rotation section 54 and connecting portion 53 connect with locking state Shock, and suppress fine vibration under locking state etc..Preferably, this buffer unit 59 makes rotation section 54 company of being locked to In the state of connecing fixed part 53, in the state of head 59b occurs elastic deformation, it is sandwiched in rotation section 54 and connecting portion 53 Between.So, by the structure being inserted and fixed in the through hole 53b on base plate 53B in fixed position, can be with simple Buffer unit 59 is reliably configured between connecting portion 53 and rotation section 54 ground structure.In addition, this buffer unit 59 is also There is the through hole 53b immersion upper and lower frames 14 of the base plate 53B upper shed being prevented from rainwater and dust etc. from connecting portion 53 Inside feature.

(to ancon 20)

Being fixed on to ancon 20 of Fig. 1～Fig. 3 be made up of metal tube on ancon framework 12.Have on top to ancon 20 There is buffer unit 20A, mounting occupies the ancon of user and the wrist of portions 5 thereon.The upper surface of buffer unit 20A sets It is the solid surface shape of the outer peripheral face along plane or cylinder.In addition, for ancon 20, in order to be fixed on to ancon Stably support buffer unit 20A in the state of on framework 12, possess supporting board 20B in the lower section of buffer unit 20A.That is, Should be the double-layer structure being made up of supporting board 20B and buffer unit 20A to ancon 20.This supporting board 20B is for example by hard Plastics etc. manufacture the buffer unit 20A such that it is able to stably supporting low weight and softness.

In addition, as shown in figure 3, for ancon 20, making transverse width bigger than the external diameter to ancon framework 12, in ancon With in the state of wrist mounting thereon surface, contact area is increased.Width ratio support ancon framework 12 wide to ancon 20 phase Prejudicially configure laterally for ancon framework 12.Thus, in the wheelchair shown in Fig. 3, make to the inner side of ancon 20 towards supporting The amount that the inner side of ancon framework 12 projects reduces.This structure make as shown in Figure 7 a pair liang of body side frame 1 close to and wheelchair is rolled over In the state of folded, portions framework 6 be configured at the inner side to ancon 20, the transverse width of the wheelchair of folding can be reduced simultaneously.

In addition, to shown in Fig. 3 to ancon 20 for, make to ancon framework 12 in being formed below of supporting board 20B Chimeric retention groove 20a.Retention groove 20a shown in Fig. 3 be have curved along the cylindric upper surface to ancon framework 12 The channel-shaped of curved surface, makes partly chimeric with this to ancon framework 12, thus, it is possible to be fixed on supporting board 20B to ancon framework 12 Fixed position.The supporting board 20B being configured at the upper surface to ancon framework 12 passes through to be screwed into run through to ancon framework 12 Fixing screws (not shown) are fixed.For the portions 5 to ancon 20 possessing above structure, widening to ancon framework 12 Width and stably supporting ancon and while wrist it can be ensured that being formed at the portions between ancon framework 12 of left and right Space.That is, reduce entirety while the space that portions in the state of launching to become portions by portions piece, can be expanded Transverse width.

(side panel 48)

In addition, two body side frames 1 shown in Fig. 1 and Fig. 2 are configured with obturation and supporting between ancon framework 12 and central frame 15, connecting Connect the side panel 48 in the space between framework 16 and upper and lower frames 14.The side panel 48 of diagram is so that ora terminalis in front and back is close to connection Framework 16 and upper and lower frames 14 and so that lower edge is configured close to the state of central frame 15.In addition, the side to diagram For panel 48, ora terminalis in front and back is fixed on connection framework 16 and the lateral surface of upper and lower frames 14 via connector.So, will The structure of outside side panel 48 obturation of two body side frames 1 has and can be effectively prevented the state that user occupies portions 5 Under from the gap of two body side frames 1 imprudence contact driving moment 3 feature.That is, even if by driving moment 3 with close to two body side frames 1 state configuration is it is also possible to prevent from contacting driving moment 3 such that it is able to guarantee safety.In addition, by joining side panel 48 It is placed in the outside of two body side frames 1, the space of the both sides of portions 5 can be expanded.

(folding connecting rod)

As shown in fig. 7, folding connecting rod 2 makes two body side frames 1 of left and right close to each other and fold wheelchair with vertical attitude, And as shown in figure 3, be separated from each other two body side frames 1 of left and right make wheelchair be in the state opened.As shown in Fig. 1～Fig. 8, folding Folded connecting rod 2 possesses：X connecting rod 21 before and after being connected with two body side frames 1；And by the centre of this X connecting rod 21 with two body side frame 1 even A pair of the slave connecting rod 22 connecing.

(X connecting rod 21)

As shown in Fig. 3～Fig. 6, for X connecting rod 21, by two connecting rods 23 with can be in the side of vertical rotation in surface Formula, is connected with X shape via rotary shaft 24.For two connecting rods 23, middle part rotary shaft 24 of reporting to the leadship after accomplishing a task is connected. X connecting rod 21 is located in vertical, and lower end is rotatably connected with underframe 11, and upper end is connected with portions framework 6.Before X connecting rod 21 afterwards is discretely connected with underframe 11 and portions framework 6 in the longitudinal direction.As shown in figures 1 to 6, with same The lower end of X connecting rod 21 before and after underframe 11 connects is connected with rotary shaft 25, and so that what this rotary shaft 25 can rotate Mode is connected with the main body frame portion 11A of underframe 11 via bearing portion 26, by X connecting rod 21 rotatably with lower frame Frame 11 connects.In addition, the upper end of the X connecting rod 21 before and after being connected with same portions framework 6 is fixed with portions framework 6.To this X For connecting rod 21, underframe 11 is kept into parallel attitude with portions framework 6, two body side frames 1 making left and right close to each other and Make wheelchair become folded state, and so that two body side frames 1 is separated from each other and become the state of expansion.In two body side frames making left and right In the state of 1 is separated from each other and launches, the portions framework 6 of the left and right of the upper end of X connecting rod 21 is opened in the horizontal direction, with left and right The portions piece 7 that portions framework 6 connects is set and is become portions 5.

In addition, folding connecting rod 2 is following structure：Make a pair liang of body side frame 1 shape close to each other folding X connecting rod 21 Under state, as shown in fig. 7, making portions framework 6 positioned at the upper surface located at two relative body side frames 1 between ancon 20.That is, Two body side frames 1 close to each other and in the state of folding, portions framework 6 close to ancon framework 12, make portions framework 6 become with To the roughly the same height of ancon framework 12, adjust the length of connecting rod 23.In addition, this folding connecting rod 2 is following structure：As figure Shown in 1 and Fig. 3, in the state making two body side frames 1 be separated from each other and open, i.e. open portions framework 6 to the left and right and make portions In the state of piece 7 is opened, portions framework 6 is configured at the inner side of central frame 15, portions framework 6 is from into central frame 15 The support supporting that side is protrusively provided.

(slave connecting rod 22)

Slave connecting rod 22 is connected with X connecting rod 21 and two body side frames 1, and two body side frames 1 are kept with perpendicular attitude.Fig. 4 and Fig. 6 The slave connecting rod 22 of left and right is connected by shown folding connecting rod 2 with the X connecting rod 21 being located behind.The slave connecting rod 22 of left and right will constitute X A pair of connecting rod 23 of connecting rod 21 is connected with a pair liang of body side frame 1 respectively.For the slave connecting rod 22 of in figure, one end is located at X even The centre of the upside of bar 21, the i.e. position by the top than rotary shaft 24, by can in vertical rotation in surface in the way of use pin 27 Connect.In addition, the other end of slave connecting rod 22 is rotatably connected with two body side frames 1.The wheelchair of diagram is provided with therefrom Between the fixed arm 29 that projects downwards of framework 15, by the other end of slave connecting rod 22 by can in vertical rotation in surface in the way of use Pin 28 is connected with this fixed arm 29.Two body side frames 1 are kept by the slave connecting rod 22 of above structure with vertical attitude, simultaneously with mutual The mode being toward or away from moves.Diagram folding connecting rod 2 due to possessing a pair of slave connecting rod 22 in left and right, therefore, it is possible to taking turns Two body side frames 1 of left and right are stably kept in the state of opening by chair with vertical attitude.

With regard to the position of portions framework 6, as shown in figure 3, in the state of folding connecting rod 2 is launched, so that portions framework 6 Become the mode of state detached with support, this position is determined by slave connecting rod 22.That is, portions 5 are not occupied in user Under state, portions framework 6 state detached with support, precisely in the state slightly floating, it is held in this state.Seat The position of portion's framework 6 is held in this position, this is because：According to the position relationship between X connecting rod 21 and slave connecting rod 22, can By slave connecting rod 22 supporting role in the load of portions framework 6.In addition, occupying portions piece from this State Transferring for user In the state of 7, the body weight becoming user acts on the state of portions framework 6, and portions framework 6 declines and the upper table with support Face contacts.Under this state, portions framework 6 pass through the bounce upwards that produced by the slave connecting rod 22 of folding connecting rod 2 and from The resistance that bearing portion is subject to, is stably supported.Especially, when user occupies portions 5, act on portions framework 6 to Under power initially supported by slave connecting rod 22, afterwards, by slave connecting rod 22 and support both sides supporting, therefore, it is possible to just little by little support It is seated at the body weight of the user of portions 5, realizes excellent resiliency, can cosily be taken a seat by this user.

As shown in Fig. 1～Fig. 5, this wheelchair becomes in the state of so that two body side frames 1 is separated from each other and opening, portions framework 6 open to the left and right, make the state that portions piece 7 is opened, i.e. can occupy the state of portions piece 7.Two body side frames being separated from each other 1 becomes vertical attitude.In addition, for this wheelchair, making a pair liang of body side frame 1 close to each other folding folding connecting rod 2 Under state, two portions frameworks 6 close to and be located at left and right between ancon 20, portions piece 7 is folded.In addition, now, such as scheme Shown in 7, central frame 15 is configured at the space that the both sides of the rotary shaft 24 of X connecting rod 21 after folding are formed.By middle boxes Frame 15 is configured in the structure of this position, and central frame 15 does not affect the opening and closing of X connecting rod 21, can will be tight for a pair liang of body side frame 1 Fold with gathering.

(portions 5)

In addition, for this wheelchair, it is provided between two body side frames 1 of left and right and is made up of folding connecting rod 2 and portions piece 7 Portions 5.For this portions 5, the both sides of pliability portions piece 7 are connected in upper with the X connecting rod 21 of folding connecting rod 2 The portions framework 6 that end connects.For this wheelchair, as shown in fig. 7, make two body side frames 1 of left and right close to and the state that folds Under, portions piece 7 is also folded, as shown in figure 3, in the state of two body side frame 1 separation of left and right is launched, portions piece 7 quilt Open and set and become portions 5.

(portions piece 7)

Portions piece 7 is the part with flexual lamellar.The both sides of this portions piece 7 are connected with portions framework 6.If will A pair liang of body side frame 1 launches laterally and so that wheelchair is launched, and the portions piece 7 shown in Fig. 1, Fig. 3, Fig. 7 is opened is located at portions framework 6 Between and form portions 5.In addition, in the state of being folded a pair liang of body side frame 1 by folding connecting rod 2, portions piece 7 is also rolled over Folded.This portions piece 7 using the sheet material of plastics system or nylon, or can use the sheet material being made up of cloth.Portions piece 7 is in piece The inside of material has the buffer units such as cotton (not shown), and resiliency improves.

(suturing part 70)

In addition, for portions piece 7, being provided with suturing part 70 to suturing from outer peripheral edge retracted position.To Fig. 9's For portions piece 7 shown in three-dimensional amplification stereogram, it is provided with the suturing part 70 of U-shaped along leading section and both sides.Concrete and Speech, is being provided with suturing part 70 from front end retracted position and from both side edges are by paracentral position with U-shaped suture. By arranging the suturing part 70 of this U-shaped, produce thickness in the zone line that mainly acts on of body weight of user, take a seat Comfort level improves.In addition, by dividing zone line from end edge portion, preventing from being accommodated in the outside sidesways of buffer unit such as the cotton of inside Move and lead to take a seat comfort level variation.In addition, the upper of firmware 71 and portions framework 6 is passed through in the both sides of the portions piece 7 shown in Fig. 9 Portion connects.This portions piece 7 is provided with the coating member 72 of the upper surface covering the firmware 71 located at both sides in both sides.In addition, In the both sides of this portions piece 7, it is provided with for portions framework 6 being lifted the handle making a pair liang of body side frame 1 close and being folded Portion 74.

(coating member 72)

Coating member 72 shown in Fig. 9 is the tool covering the upper surface of firmware 71 connecting portions piece 7 and portions framework 6 There is the part of flexual banding.This coating member 72 can utilize and portions piece identical part.The coating member 72 of in figure Width one end on the surface of portions piece 7, connecting in the inner part than firmware 71.The width of coating member 72 Length be confirmed as at least covering the top of the firmware 71 of portions piece 7.This coating member 72 is via velcro 73 It is connected with the surface of the both sides of portions piece 7.For the coating member 72 of in figure, in the phase of the side being connected with portions piece 7 The other end tossed about, the first velcro 73A is provided with the face relative with portions piece 7.In addition, to the portions piece 7 of in figure and Speech, face side in both sides, between from this both side edges to the connecting portion of coating member 72 and the first velcro The relative position of 73A is provided with the second velcro 73B.This first velcro 73A and the second velcro 73B is mutually right The shape answered.That is, a side is male member side, and the opposing party is female component side.The velcro 73 of diagram, the first velcro 73A For male member side, the second velcro 73B is female component side.By this velcro 73, for the wheelchair of in figure, can make The end disassembly ease of the end of coating member 72 and portions piece 7.For this wheelchair, cover even by using coating member 72 Joint chair portion piece 7 and the firmware 71 of portions framework 6, stop and wait user to contact ice-cold firmware 71 and produce not in the winter time Suitable, can cosily utilize portions 5.In addition, this wheelchair covers firmware 71 by using coating member 72, and as firmware Coverage portion function is additionally it is possible to realize the excellent effect of appearance looks elegant.In addition, this wheelchair can be by peeling off velcro 73 So that firmware 71 is exposed, firmware 71 can be removed such that it is able to hold in the case of hindering being uncovered part 72 Change places and carry out dismounting and the replacing of portions piece 7.

But, this coating member can also connect on the firmware of portions piece and portions framework position in the outer part in ratio, One end of coating member is connected with portions piece, is set to being located at the other end in the inner part than firmware by velcro relatively The mode that can dismount in portions piece.Can be turned back in the outside of firmware in both sides by this portions piece by using a sheet material Thus simply forming coating member.In this fashion it is also possible to cover the firmware connecting portions piece and portions framework.Separately Outward, the dismounting unit with portions piece is set to velcro by above coating member, but dismounting unit is not limited to velcro. For example, it is also possible to using the others part such as slide fastener, snap-fastener, hook, hook.

(handle portion 74)

The part that handle portion 74 shown in Fig. 9 is provided at the both sides of portions piece 7 and can hold.The handle portion 74 of diagram It is that there are flexual strip-shaped members, both ends are connected with portions framework 6.This wheelchair lifts portions by catching this handle portion 74 Framework 6, can be easily as illustrated in fig. 7 to make to fold in the way of a pair liang of body side frame is close.Handle portion 74 shown in Fig. 9 exists In the state of both ends are sandwiched between portions piece 7 and portions framework 6, by connecting the firmware of portions piece 7 and portions framework 6 71 are connected with portions framework 6.Thereby, it is possible to handle portion 74 is firmly attached to portions framework 6.In addition, this wheelchair passes through to incite somebody to action The fixed component of the firmware 71 of portions piece 7 and handle portion 74 shares, and can reduce the quantity of part, reduces manufacturing cost, reality Existing lightweight.But, the both ends of this handle portion 74 are not passed through suture etc. and are installed on portions piece 7 by firmware 71, can yet Enough it is connected with portions framework 6 via portions piece 7.In the case of being installed by suture, by the both ends delocalization of handle portion 74 On the position of firmware 71, and its end with portions piece 7 is made to be directly connected to such that it is able to simply installing handle hand 74. Or it is also possible to it is attached, thus portions piece 7 and handle portion 74 are more firmly connected by both firmware 71 and suture Connect.Or, it is also possible to be connected both ends with the following side of portions framework 6 for handle portion 74.In the case of being somebody's turn to do, by even Handle portion 74 can be connected to portions in the face of the opposition side of portions piece 7 by joint chair portion piece 7 and the firmware 71 of portions framework 6 Framework 6.This structure can make the height of multiple firmwares 71 of portions piece 7 side impartial, can reduce the surface of portions piece 7 Rise and fall.By above handle portion 74, user can in the case of not contacting framework simply fully collapsible invalid's chair, can be in the winter Season etc. does not hold ice-cold framework, is cosily utilized.In addition, as shown in fig. 7, this handle portion 74 when wheelchair is folded to Upper more prominent than to ancon framework 12.By holding this prominent handle portion 74, even if in the state folding handle portion 9 Down it is also possible to be easily moved wheelchair.

(leaning plate 10)

In addition, the wheelchair shown in Fig. 1, Fig. 3 and Fig. 4 is configured with leaning plate 10 at the back side of portions 5.To this leaning plate 10 For, both ends are connected with the upper and lower frames 14 of left and right and handle portion 9.For the leaning plate 10 shown in these figures, by top Both ends be connected with the main part 9A of handle portion 9, and the scaffold portion 14B by the both ends of bottom and upper and lower frames 14 Connect.For the top of leaning plate 10, as shown in figure 1, being turned back in both ends and forming a portion 10A, in this, 10A inserts Main part 9A is thus be connected with handle portion 9.For the bottom of leaning plate 10, as shown in figure 4, both ends are bent to form as even Meet end 10B, this connection end 10B is fixed on the medial surface of scaffold portion 14B via firmware 75.In addition, shown in Fig. 4 Leaning plate 10 overleaf possess collecting bag 76.Thereby, it is possible to easily receive Jie shield person and the user of auxiliary operation wheelchair The article carrying.

Above leaning plate 10 with plane expansion, becomes and occupies seat in the state of two body side frames 1 of left and right are opened The backrest of the user in portion 5.In addition, leaning plate 10 makes to be folded in the state of a pair liang of body side frame 1 is close to each other.Additionally, In wheelchair shown in Fig. 2, make upper and lower frames 14 and handle portion 9 be the attitude of upper lateral back sweep, make backrest surface be slightly The face of low dip.By this structure, the user occupying portions 5 can with the comfortable attitude of dependence leaning plate 10 just Sit.

(leg rest platform 8)

In addition, the wheelchair shown in Fig. 1～Fig. 8 possesses a pair of leg rest platform 8 in the front of portions 5.Leg rest platform 8 is making of wheelchair User occupies the platform that portions 5 load foot.This leg rest platform 8 possesses the leg rest being connected with the outside of the front part of two body side frames 1 Arm 41 and be installed on leg rest arm 41 leading section footrest 42.Leg rest arm 41 shown in Fig. 1 and Fig. 2 is including The mode of the vertical interior folding of fore-and-aft direction tiltably connects, and its rear end is connected with front baffle 13 via tilting axis 43.Fig. 8 Shown leg rest platform 8 passes through rearward to fascinate centered on this tilting axis 43, can vertically erect and fold.In addition, leg rest Plate 42 is can turn to the vertical appearance of the horizontal attitude that foot can be placed in upper surface and upper surface abutting leg rest arm 41 The mode of state, is rotatably connected with the leading section of leg rest arm 41.For this leg rest platform 8, if making footrest 42 be vertical Attitude when making leg rest arm 41 rearward fascinate, the state that can be located at accommodation space 18 with footrest 42 folds.In addition, this is put Footstool 8 is set to, and in the state of so that leg rest arm 41 is forwards fascinated and launching footrest 42, foot can be placed in one Upper surface to footrest 42.

Although additionally, the footrest 42 of left and right does not illustrate in detail, may be configured as in the shape being launched with horizontal attitude Respective highly mutually different under state.Here, the footrest 42 of left and right is set to highly difference referring to：Not necessarily must left and right The difference of the height of footrest 42 be it can be seen that degree, at least with the footrest 42 about when making two body side frames 1 close The degree that will not interfere of relative front end face, highly different.For this structure, even if making footrest 42 be water Make a pair liang of body side frame 1 close in the state of flat attitude and fold it is also possible to make the footrest 42 of left and right mutually not disturb. Thus, for leg rest platform 8, be prevented from make two body side frames 1 close to and because footrest 42 is impinging one another when being folded The damage of footrest 42 causing or the deformation of leg rest arm 41 etc., can swimmingly fold simultaneously.

(leg rest arm 41)

As shown in the amplification stereogram of Figure 10, leg rest arm 41 possesses：Under the attitude of front so that leading section downward Mode is in the principal arm portion 80 of pars intermedia bending or bending；And be located in the vertical guide comprising this principal arm portion 80 and along described principal arm Portion 80 is configured at the auxiliary portion 81 of the lower section in principal arm portion 80.The two ends in principal arm portion 80 of diagram and two body side frames 1 and footrest 42 Connect, and the two ends in both ends auxiliary connection arm 81.

(principal arm portion 80)

Principal arm portion 80 shown in Figure 10 is shaft-like part, and the rear end in this principal arm portion 80 is via tilting axis 43 and two body side frames 1 front baffle 13 connects.The principal arm portion 80 of diagram is formed by the part being internally formed as the tubulose of empty hollow.In figure Principal arm portion 80 is folded with tilting axis 43 for axle in the vertical comprising fore-and-aft direction in the way of can fascinating.This principal arm portion 80 In pars intermedia bending, when forwards fascinating, the leading section in principal arm portion is located at than rear portion position on the lower.The principal arm of in figure Portion 80 hierarchically bends downwards at the kink at two positions.But, principal arm portion 80 except bending shape in addition to it is also possible to It is set to curved shape.In addition, this principal arm portion 80 is in the way of so that auxiliary portion 81 is located at and comprising in the same vertical guide in principal arm portion 80 It is connected with auxiliary portion 81.In addition, footrest 42 is rotatably connected with the leading section in principal arm portion 80.

(auxiliary portion 81)

The two ends in auxiliary portion 81 shown in Figure 10 are connected with the both ends in principal arm portion 80, thus improve the strong of leg rest arm 41 Degree.The auxiliary portion 81 of diagram is made up of flat metal parts.The auxiliary portion 81 of in figure bends in pars intermedia.The auxiliary of diagram The one end in portion 81 is connected with the rearward end in principal arm portion 80, and the other end is connected with the front of the kink of the front in principal arm portion 80. The auxiliary portion 81 being made up of flat metal parts under the width of the metallic plate attitude parallel with vertical guide, that is, changes speech Principal arm portion 80 is fixed in the way of making thickness direction become horizontal direction in two ends by it.So, using width as vertical The intensity for the moment of flexure with respect to load can improve in the auxiliary portion 81 of direction configuration, therefore, it is possible to stably support further Principal arm portion 80.This auxiliary portion 81 in the front attitude of leg rest platform 8, in the same plummet face in principal arm portion 80, principal arm portion 80 Lower section.In the structure that this auxiliary portion 81 is set, improve the intensity of leg rest arm 41, and effectively prevent due to load Or the deformation of leg rest arm 41 that life-time service causes, thus, it is possible to stably keep being placed in foot on leg rest platform 8.

In above leg rest arm 41, principal arm portion 80, under the front attitude of leg rest platform 8, is bent into leading section downward Shape, auxiliary portion 81 is to the direction bending contrary with principal arm portion 80.So, by being bent into principal arm portion 80 under the direction of leading section The footrest 42 being arranged at the leading section of leg rest arm 41 can be promptly configured at the lower section in the front of wheelchair by the shape of side. In addition, passing through the auxiliary portion 81 bending to the direction contrary with principal arm portion 80 and being bent into leading section shape downward Principal arm portion 80 connect, can stably support principal arm portion 80.In addition, leg rest arm 41 also can make principal arm portion 80 and auxiliary portion 81 Either one or both sides bending.So that the overbending direction in principal arm portion 80 and auxiliary portion 81 or bending direction become in the case of being somebody's turn to do Rightabout.

(arm cap 82)

In addition, as shown in Fig. 2, Fig. 7 and Fig. 8, principal arm portion 80 is provided with arm cap 82 in front end.This arm cap 82 blocks hollow The front end in the principal arm portion 80 of tubulose.For this arm cap 82, when so that leg rest arm 41 is rearward fascinated as shown in Figure 8, Neng Goufang Sealing and waste enter inside from the front end in principal arm portion 80 upward.Therefore, there is not the inside entering principal arm portion 80 Waste hinders the rotation of rotary shaft 46 or makes footrest 42 be that during horizontal attitude, water escapes to footrest 42 from bearing portion 85 The possibility on surface, user can cosily utilize leg rest platform 8.

(footrest 42)

Footrest 42 in the way of can folding under horizontal attitude and perpendicular attitude, via rotary shaft 46 and principal arm portion 80 Leading section connect.Figure 10 represents the amplification stereogram being unfolded the footrest 42 being in horizontal attitude, and Figure 11 represents footrest 42 amplification plan view.The plate-shaped shape of footrest 42 of diagram, and rear end be provided with keep being connected with leg rest arm 41 turn The bearing portion 85 of moving axis 46.In addition, for footrest 42, in order to remain horizontal attitude in the expanded state, by rear end The leading section that portion's cutting is provided with guiding principal arm portion 80 makes it with the locking groove 86 of the angle stopping of regulation.As shown in Figure 10, this axle Bearing portion 85 and locking groove 86 lean on the position of heel side located at the ratio central authorities of footrest 42.That is, the rearward end of this footrest 42 than The centre of toe side and heel side is leaned on and is connected with leg rest arm 41 on the position of heel side.Thus, in the body weight of more user The heel side of the footrest 42 under being acted on, footrest 42 is connected with leg rest arm 41, it is possible to increase the intensity of footrest 42.

In addition, during vertical view shown in Figure 11, footrest 42 compares rearward end with pars intermedia towards toe side and heel side The mode broadening is formed.The footrest of diagram is formed as pars intermedia and extends substantially to toe side and heel side than rear end to front end Hexagonal shape.Thereby, it is possible to expand footrest 42 mounting foot zone line toe side to heel side scope, from And leg rest platform 8 can be utilized at steady-state.This footrest 42 is not limited to hexagonal shape, for example, it is also possible to be set to Fan-shaped launched towards front extreme direction etc..

(anti-slip part 83)

In addition, the footrest 42 shown in Figure 11 occupy portions 5 user load foot upper surface be provided with anti-skidding Portion 83.The anti-slip part 83 of diagram includes：The first anti-slip part being formed by multiple projections of the middle section located at footrest 42 83A；And it is provided with second anti-slip part both sides setting, being formed of the middle section of this first anti-slip part 83A by multiple raised lines 83B.

(the first anti-slip part 83A)

Multiple kicks of the tetrapyamid shape as multiple projections are configured to matrix by the first anti-slip part 83A shown in Figure 11 Shape.In the footrest 42 of diagram, multiple kicks are arranged with left and right directions along the longitudinal direction.First anti-slip part 83A example If floor space is set to 5～100mm², be preferably set to 8～50mm², be more preferably set to 10～20mm², by height be set to 0.2 ～5mm, be preferably set to 0.3～3mm, be more preferably set to 0.5～2mm positive tetrapyamid shape kick spread configuration 100 in length and breadth ～2000, preferably 300～1500, more preferably 500～1000.

As illustrated, by footrest 42 middle section arrange the first anti-slip part 83A, improve footrest 42 in The skin-friction force in centre portion, stops user foot to skid effectively.But, this first anti-slip part 83A is not limited to tetrapyamid shape, It can also be provided that the multi-prism taper such as triangular pyramid and coniform, hemispherical etc..

(the second anti-slip part 83B)

In addition, in the footrest 42 of in figure, in the both sides of this first anti-slip part 83A by multiple raised lines the appearance to be parallel to each other State arranges and forms the second anti-slip part 83B.The second anti-slip part 83B being made up of multiple raised lines is so that the bearing of trend of raised line becomes The direction vertical with the fore-and-aft direction of the foot being placed in footrest 42, the i.e. mode of left and right directions are arranged.Second anti-slip part 83B For example can by width be set to 0.2～3mm, be preferably set to 0.3～2.5mm, be more preferably set to 0.5～2mm, length be set to 5～ 50mm, it is preferably set to 8～40mm, is more preferably set to 10～30mm, is highly set to 0.2～5mm, is preferably set to 0.3～3mm, more The attitude being preferably set to the raised line of 0.5～2mm to be parallel to each other equally spaced or randomly setting 5～40, preferably 10～ 30, more preferably 15～25.

This second anti-slip part 83B makes placed foot be difficult in the longitudinal direction slide with respect to left and right directions.Thus, This footrest 42, while central part reliably keeps foot by the first anti-slip part 83A, is prevented by the second anti-slip part 83B Only the foot from the first anti-slip part 83A dextroposition to the left forwards comes off from the toe side of footrest 42, and further, second is anti-skidding 83B without prejudice to foot in portion returns to central part.By this anti-slip part 83, the foot that can reduce user comes off from footrest 42 Probability, foot stably can be placed on footrest 42 user.The second above anti-slip part 83B is anti-located at first The both sides of cunning portion 83A, but the second anti-slip part 83B can also be provided only on front or rear end side.

(slit portion 84)

In addition, the footrest 42 shown in Figure 11 is provided with the slit portion 84 for connecting supporting strip 77 in leading section.In figure Slit portion 84 is made up of the first slit portion 84A linearly arranging and the second slit portion 84B.This first slit portion 84A is in leg rest The side of heel is loaded located at user on plate 42, the second slit portion 84B is located at toe side.By one end of supporting strip 77 is worn Cross this slit portion 84 any one, and the front end of footrest 42 wind supporting strip 77, supporting strip 77 can be connected to leg rest The front end of plate 42.

(supporting strip 77)

Supporting strip 77 is for keeping heel part so that the foot being placed in footrest 42 will not be after footrest 42 The shoestring that side falls.This supporting strip 77 is constituted by having flexual part.One end of supporting strip 77 shown in Figure 10 with set Any one connection in the first slit portion 84A and the second slit portion 84B of the leading section of footrest 42.In addition, supporting strip 77 The other end is connected with the leading section in principal arm portion 80.By one end of this supporting strip 77 and the first slit portion 84A and the second slit portion 84B Which connect freely can be determined by user.This supporting strip 77 can be connected with the first slit portion 84A, so that heel is supported Connect, or can also be connected with the second slit portion 84B, so that heel is continuously abutted to the inner side of foot.In addition, slit portion 84 quilt It is divided into the first slit portion 84A and the second slit portion 84B, therefore there is not the supporting strip 77 being connected with the first slit portion 84A to foot Sharp side shifting or with second slit portion 84B connect probability from supporting strip 77 to heel side shifting.In addition, this supporting strip 77 Surface be set to the side that abuts with the foot being placed in footrest 42.Therefore, by using skin contact good in face side Material sheet material, user can cosily load foot.

This supporting strip 77 is overleaf provided with for respect to the nylon that connects of footrest 42 and principal arm portion 80 disassembly ease ground Hasp 78.Figure 12 represents the back view of the supporting strip 77 disassembling from leg rest platform 8.But, the shadow part in Figure 12 does not cut open View, and represent velcro 78.The supporting strip 77 of diagram both ends overleaf possess the first velcro 78A, at these Possess second velcro 78B removable with the first velcro 78A between first velcro 78A.I.e., in fig. 12, First velcro 78A is represented using cross-hatched, and the second velcro 78B uses shadow representation.

First velcro 78A and the second velcro 78B is mutually corresponding shape, and one of is common unit side, Another is auxiliary assembly side.In the velcro 78 of diagram, the first velcro 78A is set to common unit side, by the second nylon Hasp 78B is set to auxiliary assembly side.Possess to be arranged at located at the first velcro 78A at the both ends of supporting strip 77 and be wound into principal arm The arm side velcro 78a of the leading section of the side in portion 80；And it is arranged at the slit portion of the side being wound into slit portion 84 Side velcro 78b.On zone line between this arm side velcro 78a and slit portion side velcro 78b, it is provided with The second Buddhist nun with the arm side velcro 78a as the first velcro 78A and slit portion side velcro 78b disassembly ease Imperial hasp 78B, i.e. pars intermedia velcro 78c.The both ends of this supporting strip 77 are wound in principal arm portion 80 and footrest 42 respectively, Fit by using velcro 78, supporting strip 77 can be set up between leg rest arm 41 and the front end of footrest 42.Especially Ground, this supporting strip 77 makes this region expand overall for zone line to the length direction of supporting strip 77 as the second velcro 78B Exhibition, therefore pastes arm side velcro 78a, the slit portion side velcro 78b as the first velcro 78A by adjustment Position, can suitably change the intensity of stretching and the length of supporting strip 77.In addition, the flat shape of this supporting strip 77 is formed For L-shaped.So, bend to the supporting strip 77 of L-shaped when being configured between leg rest arm 41 and footrest 42 in pars intermedia, energy Enough in the way of the heel of the foot of the user along the upper surface being placed in footrest 42, configure supporting strip 77, can stablize Ground keeps the foot on footrest 42.

(arm retainer 89)

In addition, the wheelchair shown in Fig. 1, Fig. 2 and Fig. 6～Fig. 8 possess located at leg rest arm 41 fascinate fascinate in face, leg rest The arm retainer 89 of the lower section of connecting portion of arm 41 and two body side frames 1.This arm retainer 89 be provided for by leg rest arm 41 with Stop at the part that the state of assigned position is kept.The wheelchair of in figure is leaning on than leg rest arm 41 in the front of two body side frames 1 The position of lower section possesses and can change nyctitropic universal trundle 4 in the horizontal plane, by this universal trundle 4 and two body side frames 1 The upper end of fixing axle 4B connecting is covered by arm retainer 89.

The top close to leg rest arm 41 of this arm retainer 89 is formed as hemispherical, by making leg rest arm 41 and this semi-spherical portion Abut, being capable of stop leg rest arm 41.As such arm retainer 89, rubber system or plastic cover can be used.Especially Ground, by using have resiliency material manufacture arm retainer 89, it can be avoided that metal contacts with each other, be prevented from damage or Noise.In addition, there is resiliency by making arm retainer 89, when making leg rest platform 8 forwards fascinate, also there is suppression and stop in arm Clamp between dynamic portion 89 and fixing axle 4B body a part of when danger effect.The arm retainer 89 of in figure is set to top half Spherical, and it is set on hold while leg rest arm 41 shape of safety from the aspect of user or Jie shield person etc. utilize wheelchair Shape.

In addition, as illustrated, this arm retainer 89 can be used as so that being used for for universal trundle 4 being fixed on two body side frames The mode that 1 fixing axle 4B is not contacted with user is used for the part covering.But, this arm retainer 89 not necessarily must with front The leg rest arm 41 of square attitude contacts.If being integrally provided for making to put in the inside of the mechanism connecting leg rest arm 41 and tilting axis 43 The stop (not shown) that foot arm 41 stops is it is also possible to make this arm retainer 89 separate with leg rest arm 41.In the case of being somebody's turn to do, arm is stopped For dynamic portion 89, for example, it is applied in the load of the intensity exceeding the stop in tilting axis 43, fascinate in leg rest arm 41 and exceed rule In the case that positioning is put, can be used as making what leg rest arm 41 stopped promptly using stop.Make by using this arm retainer 89 Leg rest arm 41 stops, and can be effectively prevented foot and come off from leg rest platform.

(driving moment 3)

As shown in Fig. 1～Fig. 8, driving moment 3 is fixed in the way of the lateral surface in two body side frames 1 can rotate.? In the wheelchair of Fig. 6, the axletree 30 of the rotary shaft as driving moment 3 is connected with the bottom of the upper and lower frames 14 of two body side frames 1. For two body side frames 1, in the bottom of upper and lower frames 14, fixed part 19 is fixed, in this fixed part 19, axletree 30 is carried out Fixing.The axletree 30 being fixed on two body side frames 1 of left and right is configured with linear.This is to be configured at a pair of driving moment 3 The same position in the outside of two body side frames 1.

Driving moment 3 possesses：Wheel rim 32 in outer circumferential side fast pulley tire 31；And it is fixed on this wheel rim 32 via spoke 34 Center wheel hub 33.Wheel rim 32 is the shape in outer circumferential side with groove, makes the inner peripheral portion of tire 31 be embedded in this circumferential groove, will take turns Tire 31 is connected in the way of will not fall off.Tire 31 internally possesses the inner tube of a tyre (not shown), and is set to be filled with air in this inner tube of a tyre Structure.Wheel hub 33 is connected with wheel rim 32 via multiple spokes 34.Wheel hub 33 has flange part 33A at two ends, by spoke 34 One end is connected with this flange part 33A, by multiple spoke 34 with radial configuration.From wheel hub 33 with the spoke 34 of radiated entends The other end is connected with the inner peripheral surface of wheel rim 32.In addition, wheel hub 33 is inserted through axletree 30, driving moment 3 is made to rotate freely.Wheel hub 33 It is connected with axletree 30 via the bearing (not shown) being configured at inner side.This wheel hub 33 is via bearing and axletree 30 will not fall off Mode connects.

(axletree lid 37)

In addition, the driving moment 3 shown in Fig. 2 is in the lateral surface of the wheel hub 33 inserting axletree 30, it is provided with covering axletree 30 Axletree lid 37 with the rubber system of the connecting portion of wheel hub 33.Thereby, it is possible to protect the fixed component being connected with the front end of axletree 30 (not shown), prevents the lax of fixed component or comes off, and can eliminate the lax of the fixed component causing due to life-time service, make The operability of wheelchair is stable.In addition, the fixed component that this axletree lid 37 covers axletree 30 makes aesthetic property improve, and effective ground resistance Only user or Jie shield person directly occur body to collide with the fixed component of projection.In addition, axletree lid 37 is set to black.Black Axletree lid 37 is formed by rubber or plastics.Thereby, it is possible to axletree lid 37 is improved the attractive in appearance of wheelchair entirety further as decoration Property.

For above driving moment 3, the wheel of available bicycle use.By using the wheel of bicycle use, energy A part for production line is enough made to share with the wheel of bicycle use, therefore, it is possible to cut down manufacturing cost.

(manual wheel rim 35)

Wheelchair possesses manual wheel rim 35, manual wheel rim 35 located at the lateral surface of driving moment 3, by holding manual wheel rim 35 It is made to rotate the rotation to operate driving moment 3.Manual wheel rim 35 is for making driving moment in the state of occupying portions 5 The manual rings of 3 rotations, located at the outside of two lateral surface of wheelchair, driving moment 3.In the manual wheel rim 35 of diagram, will be overall Shape is set to the ring-type of the periphery along driving moment, and profile is set to there is wavy concavo-convex shape.By by manually The profile of wheel rim 35 is set to wavy concaveconvex shape so that hand will not skid when user holds manual wheel rim 35.

This manual wheel rim 35 is resin-made.In the manual wheel rim 35 of Fig. 1 and Fig. 2, every predetermined distance, it is provided with to wheelchair Six arms 36 that inner side extends.This arm 36 is connected with the inner side of wheel rim 32, and manual wheel rim 35 is fixed on the outer of driving moment 3 Side.But, the quantity of the arm 36 of manual wheel rim 35 can be set to 3～8.Manual wheel rim 35 passes through resin material, makes manually Inner rim portion is integrally formed with arm 36.In addition, the manual wheel rim 35 of in figure is formed as the wheel rim 32 of its internal diameter and driving moment 3 Internal diameter roughly equal.That is, the inner peripheral surface of the inner peripheral surface of manual wheel rim 35 and the wheel rim 32 of driving moment 3 is configured at substantially together In one plane.Thereby, it is possible to manual wheel rim 35 and driving moment 3 are connected with beeline in inner peripheral surface side respectively, can be by The driving force putting on manual wheel rim 35 is reliably transmitted to driving moment 3, it is possible to increase operability.

In addition, Figure 13 represents the partial sectional view corresponding with the XIII-XIII line shown in Fig. 1.Manual shown in this figure Wheel rim 35 is being provided with slot portion 35A with driving moment 3 opposite side side.Slot portion 35A is the ring of the periphery along driving moment 3 Shape, forms along the opposite face with driving moment 3.As shown in figure 13, this slot portion 35A is when user holds manual wheel rim 35 It is effectively prevented handss skidding by catching on finger tip.In addition it is illustrated that slot portion 35A pass through a part of hollow of manual wheel rim 35 Change, make the lightweight of manual wheel rim 35.In addition, slot portion 35A is arranged on opposite side with driving moment 3 so that from wheelchair Side be can't see, and does not damage aesthetic property, and achieves the lightweight of manual wheel rim 35.In addition, this manual wheel rim 35 is resin-made, can Realize lightweight.Especially, manual wheel rim 35 is set to the resin-made of black, thus, it is possible to improve the attractive in appearance of wheelchair entirety further Property.So, for the wheelchair of present embodiment, by making the lightweight of manual wheel rim 35, the rotation of driving moment 3 is made to become to hold Easily, improve operability.

(brake 90 of Jie's shield)

In addition, in above-mentioned wheelchair, have between driving moment 3 and two body side frames 1 Jie shield person for brake driving Jie of wheel 3 protects with brake 90.In the wheelchair of diagram, by Jie's shield brake 90 along being configured under upper and lower frames 14 The lateral surface of the fixed part 19 of the quadrangular shape of end is fixed.This structure can by Jie's shield brake 90 be set to respect to Axletree 30 is configured at fixed position with vertical attitude.This Jie protects with brake 90 via brake line 92 and the handss located at wheelchair The brake bar 91 of the lower section of handle part 49 of shank 9 connects, and by pulling this brake bar 91, so that Jie is protected with brake 90 action. This Jie protects to be waited in Jie shield person with brake 90 and promotes wheelchair to use when being operated from rear.

As this Jie's shield brake 90, can be using most common band brake.Band brake possesses and drives The brake drum (not shown) that the wheel hub 33 of wheel 3 connects and the brake band linkedly clamping brake drum with brake line 92 (are not schemed Show).In the wheelchair of diagram, by brake drum configuration in the inner side of driving moment 3 and the relative surface side of two body side frames 1, configuring In Jie's shield inside of brake 90 of the lateral surface of fixed part 19, arrangement brake band around brake drum.This Jie's shield system Dynamic device 90 passes through to pull brake bar 91, and this brake drum held tightly by brake band, thus driving moment 3 is braked.This Jie protects and uses brake 90 to configure in the way of the relative surface side of the fixed part 19 of two body side frames 1 positioned at the outside of driving moment 3, and be built-in with The brake drum that wheel hub 33 connects.So by Jie's shield with brake 90 structure of the outside located at driving moment 3 with driving moment 3 Wheel hub 33 inside arrange brake structure compare, enabling to structure becomes easily to arrange.Above Jie's shield braking Device is set to band brake, but Jie's shield brake can also be set to servo brakes or roll-type brake.

(brake line 92)

In addition, in the wheelchair shown in Fig. 2 and Fig. 4, protect with brake 90 to being fixed on from Jie being fixed on fixed part 19 The brake bar 91 of handle portion 9 carries out distribution to brake line 92.This brake line 92 is joined along the vertical direction along upper and lower frames 14 Put.For brake line 92, for without prejudice to miscellaneous part, preferably distribution is carried out with beeline.In the wheelchair of diagram, by Be connected with the both ends of leaning plate 10 in the upper and lower frames 14 in left and right, hence with by the both ends of this leaning plate 10 with up and down Framework 14 or the mechanism of handle portion 9 connection, vertically configure while brake line 92 is positioned.To Fig. 1 and Fig. 4 institute For the leaning plate 10 showing, it is provided with the cylinder portion 10A of the main part 9A inserting handle portion 9 at the both ends on top.Therefore, along main body Portion 9A configuration brake line 92 insert this 10A and distribution to handle portion 9 top.And, to the leaning plate 10 shown in Fig. 4 For, the medial surface of scaffold portion 14B is fixed at the both ends of bottom via firmware 75.Upper and lower along scaffold portion 14B The brake line 92 of distribution is inserted into the retainer ring 93 of the inner side being fixed on scaffold portion 14B and is configured at fixed position.To Fig. 4 For shown retainer ring 93, the leading section of wire rod is formed as ring-type, the other end is via by the connection end 10B of leaning plate 10 The firmware 75 being fixed on scaffold portion 14B is fixed in fixed position.Brake line 92 is inserted into the ring portion of this retainer ring 93 And along scaffold portion 14B configuration.So, brake line 92 is positioned by the cylinder portion 10A of retainer ring 93 and leaning plate 10, edge simultaneously Upper and lower frames 14 and handle portion 9 carries out distribution with beeline.

(parking brake 60)

In addition, the wheelchair shown in Fig. 1 and Fig. 2 possesses, in the lateral surface of two body side frames 1, the parking system making driving moment 3 stop Dynamic device 60.The amplification exploded perspective view of this parking brake 60 is represented in fig. 14, by the action shape of this parking brake 60 State represents in Figure 15 A and Figure 15 B.Parking brake 60 shown in Figure 14 and Figure 15 A and Figure 15 B is arranged on located at both sides The front of driving moment 3 of two lateral surface of framework 1, user occupy the position that portions 5 can be operated.The stopping of in figure Car brake 60 possesses：It is connected in the way of fascinating freely in front-rear direction with two body side frames 1 and in upper end, there is holding The brake operating portion 61 in portion 67；It is connected in the way of fascinating freely in front-rear direction with two body side frames 1 and pass through brake operating portion The drive division 62 that 61 operation of fascinating is fascinated；Connect the link rod part 63 of brake operating portion 61 and drive division 62；And with drive Dynamic portion 62 connects and pushes the press section 66 of driving moment 3.For this wheelchair, rearward inclined by making brake operating portion 61 Dynamic, parking brake 60 action can be made.In addition, brake operating portion 61 is made forward by the state from parking brake 60 action Side fascinates, and can release parking brake 60.

(snubbing 17)

For two body side frames 1 shown in Fig. 1, Fig. 2 and Fig. 6, in order to parking brake 60 is configured at fixed position, With the same vertical of two body side frame 1 in, than driving moment 3 side on the front position arrangement brake framework 17.The damper frame of Fig. 6 Frame 17 is configured between central frame 15 and underframe 11, and front end is connected with front baffle 13, and rear end is connected with upper and lower frames 14.Figure The snubbing 17 shown bends in pars intermedia, is arranged with horizontal attitude than pars intermedia part on the front, than pars intermedia rearward Part by make rear end downward in the way of obliquely arrange.The ratio driving moment 3 of the snubbing 17 of in figure is on the front Part is with horizontal attitude setting.The snubbing 17 of diagram is the part of tabular, so that width becomes parallel with vertical The mode of attitude configure.The snubbing 17 of tabular is fixed with parking brake 60 in lateral surface.The snubbing 17 of Figure 14 Have braking connection slit 69 in the longitudinal direction, be connected with parking brake 60 in this braking connection slit 69.In figure In wheelchair in, by having the slit of snubbing 17 in the longitudinal direction, parking brake 60 can be made to cater to wheel Shape etc. moves forward and backward, and parking brake 60 can be configured at the optimum position making driving moment 3 reliably stop.Diagram Parking brake 60 is configured in fixed position via the fixed part 64 of the braking connection slit 69 being fixed on snubbing 17.

(brake operating portion 61)

Parking brake 60 possesses for by making driving moment 3 stop by the operation of user or releasing halted state Brake operating portion 61.Brake operating portion 61 is made up of flat metallic plate, fascinates with snubbing 17 and is connected freely.As Shown in Figure 15 A and Figure 15 B, brake operating portion 61 has the lower end of the main part 61X of handle part 67 in upper end, possesses and is fascinating Face inflection is converted into the kink 61A of L-shaped, by bending after corner via the first fixing axle 64A and snubbing 17 braking Connection slit 69 fascinates and connects freely.In addition, for brake operating portion 61, by the pars intermedia of kink 61A via turning Moving axis 65 is rotatably connected with one end of link rod part 63.The brake operating portion 61 of in figure is shaft-like for fascinate in front and back, can Handle part 67 located at upper end dominated by hand carries out operation of fascinating in front-rear direction.

As shown in Fig. 3 and Figure 14, for brake operating portion 61, main part 61X is bent in pars intermedia, will include holding The top in portion 67 is towards the outside bending of wheelchair.Bend laterally thus by by brake operating portion 61, by brake operating portion 61 Top and the handle part 67 located at the upper end of operating portion 61 discretely configure with two body side frames 1.By expanding handle part 67 And two gaps between body side frame 1, so that handle part 67 is easily held.In addition, as shown in Figure 7 and Figure 8, make leg rest arm 41 backward In the state of after fascinating, leg rest arm 41 is made to be located between handle part 67 and two body side frames 1 in brake operating portion 61.Thus, inciting somebody to action While in the same vertical of lateral surface that a part for parking brake 60 and leg rest arm 41 are configured at two body side frames 1, prevent Only both interfere.In addition, being tilted laterally by making the top in brake operating portion 61, prevent make brake operating portion 61 to In the state of backward motion, the situation that handle part 67 is disturbed with driving moment 3.Such structure can increase brake operating portion 61 Fascinate scope, press section 66 is forcefully pressed for driving moment 3.

(handle part 67)

Handle part 67 is the part covering the upper end in brake operating portion 61 being made up of metallic plate, is that resin is made or rubber Glue is made, to improve sense of touch during grasping.Handle part 67 possesses anti-slip part 67a being made up of multiple projections in its surface.Figure Handle part 67 shown in 14 is provided with multiple projections as anti-slip part 67a in lateral surface.In addition, though not shown, but holding Multiple projections also are provided with portion 67 medial surface relative with lateral surface as anti-slip part 67a.Handle part 67 passes through these anti-slip part 67a is effectively prevented and the handss that hold handle part 67 is skidded, and user can more reliably hold operation brake operating portion 61.

(drive division 62)

Drive division 62 is to carry out bending process to flat metal parts to constitute, and fascinates freely with snubbing 17 Ground connects.Fascinated with two body side frames 1 via the second fixing axle 64B and be connected freely in one end of drive division 62, and the other end It is fixed with press section 66.In the drive division 62 of Figure 14, the end of the downside of the metallic plate of banding is bent into L-shaped laterally and Form bending connecting portion 62A, this bending connecting portion 62A fixes press section 66, press section 66 is configured at fixed position.Right For drive division 62, the overhang of bending connecting portion 62A is set to reach the driving car in the outside being configured at two body side frames 1 The length of the tire 31 of wheel 3.Thereby, it is possible to the press section 66 by being fixed on bending connecting portion 62A stably to driving moment 3 Outer peripheral face presses.In addition, pars intermedia is rotatably connected with the other end of link rod part 63 by drive division 62 via rotary shaft 65.

(press section 66)

Press section 66 is by pressing the surface of driving moment 3 thus driving moment 3 is maintained at the portion of the state of stopping Part.The cylindrical shape in press section 66 shown in Fig. 1 and Figure 14, so that the tire 31 of the flexure plane of cylinder and driving moment 3 is outer The relative mode of side face, with the attitude setting that the length direction of cylinder is orthogonal with respect to the surfaces of revolution of driving moment 3.Figure 14 and Tu Parking brake 60 shown in 15A and Figure 15 B is fascinated by making brake operating portion 61, the flexure plane of press section 66 and driving moment The surface of 3 tire 31 abuts, and driving moment 3 is held in the state of stopping by pressing.In the press section 66 of in figure, due to The flexure plane of drum is made to abut with driving moment 3, therefore with the conventional structure making driving moment stop with acute angle pressing Compare, there is not the worry that driving moment 3 is partly forcefully pressed by corner, driving moment 3 can be made stably to stop.

In addition, the press section 66 that profile is set to drum is abutted with driving moment 3 in the flexure plane forming drum Face on possess along press section 66 length direction extend and formed multiple raised line 66a.Parking brake 60 passes through this raised line 66a, by increasing the contact resistance of press section 66 and driving moment 3, thus improving frictional force, can more stably keep making drive The state that motor car wheel 3 stops.Press section 66 shown in Figure 14 is provided with raised line 66a on the whole in outer peripheral face.The periphery of press section 66 Multiple raised line 66a that face generally forms equally spaced are arranged with spline-like.Thus, make arbitrary portion of the outer peripheral face of press section 66 Divide and abut with the lateral surface of driving moment 3, constant frictional force can be kept.In addition, by being set to this shape, in pressing In the range of portion 66 pressing driving moment 3, it is free to arrange the installation site of parking brake 60.Even if in addition, due to Error in manufacture etc. leads to the position abutting with driving moment 3 on the flexure plane of press section 66 to offset, due to located at press section Any one of the overall raised line 66a of 66 outer peripheral face is all abutted with driving moment 3, therefore, it is possible to stably make driving moment 3 stop Only.

In addition, as shown in figure 14, press section 66, in the side relative with two body side frames 1, is provided with and is inserted into drive division 62 Bending connecting portion 62A insertion section 66A.The insertion that insertion section 66A is embedded using the bending connecting portion 62A making to project laterally Hole, inserts this insertion section 66A by bending connecting portion 62A, can by press section 66 with respect to drive division 62 with specify appearance State is fixed.Specifically, for the 66A of insertion section, make the shape of peristome relative with the section shape of bending connecting portion 62A Should.Drive division 62 shown in Figure 14, the shape of cross section of bending connecting portion 62A is set to rectangle, by the insertion of press section 66 The shape of cross section of portion 66A is set to the rectangle of the shape of cross section along bending connecting portion 62A.So, by will be by tabular The bending connecting portion 62A of drive division 62 that constitutes of metallic plate insert the insertion section 66A corresponding with this cross sectional shape, make pressing Portion 66 will not rotate with respect to drive division 62 and be securely fixed.Fixing meanss as above pass through the rotation of driving moment 3 The motion in direction, the connection between press section 66 and drive division 62 will not relax, and eliminate and subtracted based on the brake force of press section 66 Weak probability.

In addition, the insertion section 66A shown in Figure 14 is set in the way of the center of the circle by cylindric press section 66 Put.Thus, press section 66 is symmetrical up and down with respect to insertion section 66A, therefore, it is possible to not mind press section 66 in assembling Direction up and down and be connected with drive division 62, it is possible to increase operating efficiency.For the press section 66 of in figure, by adjusting The thickness of insertion section 66A and width, so that it is tightly embedded intp bending connecting portion 62A, can connect press section 66 and bending connects Socket part 62A.Or it is also possible to by the bonding insertion section 66A such as bonding agent and bending connecting portion 62A.

(link rod part 63)

Brake operating portion 61 and drive division 62 are connected by link rod part 63.Link rod part 63 shown in Figure 14 is by flat band The metallic plate of shape is constituted.One end of link rod part 63 via rotary shaft 65 and brake operating portion 61 kink 61A rotatably Connect, and the other end of link rod part 63 is rotatably connected with the pars intermedia of drive division 62 via rotary shaft 65.Figure 14 institute The link rod part showing is made up of two metallic plates, and brake operating portion 61 and drive division 62 are passed through to turn in the state of clipping from two sides Moving axis 65 connects.

(linkage 68)

For above parking brake 60, constituted even by brake operating portion 61, drive division 62 and link rod part 63 Linkage 68, makes the action of fascinating in brake operating portion 61 be passed to drive division 62 via link rod part 63.To this parking brake For 60, as shown in the arrow A of Figure 15 A, if brake operating portion 61 is operated backward, the kink in brake operating portion 61 61A fascinates downwards, is accompanied by this, and the rear end of link rod part 63 is moved rearwards by.Drive division 62 via the link rod part 63 being moved rearwards by Backward motion, as shown in the arrow B of Figure 15 A, the press section 66 being connected with drive division 62 is moved into and presses and make driving moment 3 to stop Stop position only.Under this state, tire 31 pressed portion 66 of driving moment 3 presses and is held in halted state.In addition, such as Shown in the arrow C of Figure 15 B, when the brake operating portion 61 of parking brake 60 is operated forward, the kink in brake operating portion 61 61A fascinates upward, is accompanied by this, and the rear end of link rod part 63 moves forward.Drive division 62 is via the link rod part 63 moving forward Fascinate forward, as shown in the arrow D of Figure 15 B, with drive division 62 connect press section 66 be moved into detached with driving moment 3 Release position.Under this state, driving moment 3 becomes the state that press section 66 separates and can travel with tire 31.

In addition, the linkage 68 shown in Figure 15 A and Figure 15 B possesses the brake operating portion 61 of the operation that makes to fascinate in press section The stop mechanism of fixed position is stopped at 66 stop position and releasing position.In the linkage 68 of diagram, in link rod part 63 are provided with the retainer 63a as stop mechanism.In the link rod part 63 of Figure 15 A and Figure 15 B, it is provided with prominent by project from lateral margin Slice is to erect the retainer 63a of attitude bending the ribbed prominent to the face side of link rod part 63.As shown in fig. 15, should be only Dynamic portion 63a, in the state of so that brake operating portion 61 is fascinated backward and making press section 66 be in stop position, makes kink 61A's Lateral margin and the side of retainer 63a abut to brake operating portion 61 fascinating and carry out stop backward.Under this state, make connection system The connecting line n of the first fixing axle 64A of dynamic operating portion 61 and rotary shaft 65 and the rotary shaft 65 at the two ends being connected link rod part 63 The angle (θ) of centrage m is more than 180 degree, is pushed back by drive division 62 under the retroaction of press section 66 pressing driving moment 3 Power, abutted with the lateral margin of kink 61A by making the retainer 63a of link rod part 63, so that linkage 68 is stopped such that it is able to Press section 66 is maintained at stop position.

In addition, as shown in fig. 15b, retainer 63a makes press section 66 be in solution making brake operating portion 61 fascinate forward In the state of position, make the lateral margin of kink 61A and the end face of retainer 63a abuts to brake operating portion 61 inclining forward Move and carry out stop.Under this state, the power that brake operating portion 61 forwards fascinates to be made by making lateral margin and the connecting rod of kink 61A The retainer 63a in portion 63 abuts and is suppressed, and thereby, it is possible to make linkage 68 stop, press section 66 is held in releasing Position.

(universal trundle 4)

Universal trundle 4 is the wheel being free to swing, and is fixed on the lower section of the leading section of two body side frames 1.Fig. 7 institute The universal trundle 4 showing possesses：It is fixed on fixing axle 4B of two body side frames 1；Rotate in the horizontal plane certainly with respect to fixing axle 4B As the furcation 4C that connects；And the wheel 4A being rotatably connected with the front end of furcation 4C.This universal trundle 4 exists User occupies portions 5 and drives manual wheel rim 35 or Jie shield person to make furcation 4C when changing moving direction using handle part 49 Swing, wheelchair can be made to travel to desired direction of advance.

The wheelchair of in figure possesses a pair universal trundle 4 in left and right.Each universal trundle 4 is via fixing axle 4B and two side frames Frame 1 is fixing.In the wheelchair of in figure, fixing axle 4B is fixed on side, the i.e. lateral surface of front baffle 13.So, as Fig. 7 institute Show, the universal trundle 4 of left and right can be expanded in the structure of fixing axle 4B of the fixing universal trundle 4 in the outside of front baffle 13 The distance between fixing axle (D).In the wheelchair of Fig. 7, the distance between the fixing axle of universal trundle 4 of left and right (D) is set It is the diameter (R) of the wheel 4A more than universal trundle 4.Under the folded state of wheelchair shown in Fig. 7 for this wheelchair, as Fig. 7 It is also possible to make the wheel 4A non-interference ground of the universal trundle 4 of left and right swing freely to change direction shown in chain-dotted line Or it is mobile.

【Industrial utilizability】

Wheelchair of the present utility model be make two body side frames close in the state of the wheelchair that can fold, especially, reduce Transverse width in the state of wheelchair is folded, compactly folds when not in use and is received, and when mobile compactly Vehicle etc. is moved in folding, as the wheelchair that can extremely advantageously carry, can be suitable for using.

The explanation of reference

1 liang of body side frame

1A frame surface

2 folding connecting rods

3 driving moments

4 universal trundles

4A wheel

4B fixing axle

4C furcation

5 portions

6 portions frameworks

7 portions pieces

8 leg rest platforms

9 handle portion

9A main part

9B kink

10 leaning plates

10A cylinder portion

10B connects end

11 underframes

11A main body frame portion

11B leading section

11C connecting portion

12 support ancon framework

13 front baffles

14 upper and lower frames

14A fixed frame portion

14B scaffold portion

14b kink

15 central frames

16 connection frameworks

17 snubbing

18 accommodation spaces

19 fixed parts

20 support ancon

20A buffer unit

20B supporting board

20a retention groove

21 X connecting rods

22 slave connecting rods

23 connecting rods

24 rotary shafts

25 rotary shafts

26 bearing portions

27 pins

28 pins

29 fixed arms

30 axletrees

31 tires

32 wheel rims

33 wheel hubs

33A flange part

34 spokes

35 manual wheel rims

35A slot portion

36 arms

37 axletree lids

41 leg rest arms

42 footrests

43 tilting axis

46 rotary shafts

47 spaces

48 side panels

49 handle parts

50 supports

50A padded coaming

51 connectors

52 action bars

52A drive division

52a first corner

52b second corner

52B operating portion

53 connecting portions

53A periphery wall

53B base plate

53X protrusion tab

53a connecting hole

53b through hole

54 rotation sections

54A perisporium

54B side wall

54C closed plate

54D connecting section

54X protuberance

54a through hole

54b inserting hole

55 locking mechanisms

55A protuberance

55a flange part

55B bar portion

55C elastomer

56 rotary shafts

57 retainers

58 fixtures

59 buffer units

59a insertion section

59b head

60 parking brakes

61 brake operating portions

61X main part

61A kink

62 drive divisions

62A bends connecting portion

63 link rod parts

63a retainer

64 fixed parts

64A first fixing axle

64B second fixing axle

65 rotary shafts

66 press sections

66A insertion section

66a raised line

67 handle parts

67a anti-slip part

68 linkages

69 braking connection slits

70 suturing parts

71 firmwares

72 coating members

73 velcros

73A first velcro

73B second velcro

74 handle portions

75 firmwares

76 collecting bags

77 supporting strips

78 velcros

78A first velcro

78B second velcro

78a arm side velcro

78b slit portion side velcro

78c pars intermedia velcro

80 principal arm portions

81 auxiliary portions

82 arm caps

83 anti-slip part

83A first anti-slip part

83B second anti-slip part

84 slit portions

84A first slit portion

84B second slit portion

85 bearing portions

86 locking grooves

89 arm retainers

90 Jie's shield brakes

91 brake bars

92 brake lines

93 retainer ring

M centrage

N connecting line.

Claims (11)

1. a kind of wheelchair, possesses：

A pair liang of body side frame；

Driving moment, it is rotatably connected with the lateral surface of described two body side frames；And

Parking brake, the front of its lateral surface located at described two body side frames and described driving moment, it is used for making described driving Wheel stops,

It is characterized in that,

Described parking brake possesses：

Brake operating portion, it is connected into described two body side frames and fascinates freely in front-rear direction, and has holding in upper end Portion；

Drive division, it is connected into described two body side frames and fascinates freely in front-rear direction, and inclining by described brake operating portion Dynamic operation is fascinated；

Link rod part, it connects described brake operating portion and described drive division；And

Press section, it is connected with described drive division and presses described driving moment,

If described brake operating portion is operated backward, described drive division fascinates backward via described link rod part, described pressing Portion is moved into and presses the stop position that described driving moment makes described driving moment stop,

If described brake operating portion is operated forward, described drive division fascinates forward via described link rod part, described pressing Portion is moved into from described driving moment detached releasing position,

Described drive division is made up of flat metal parts, and one end is bent into L-shaped laterally and forms bending even Socket part,

Described press section has the insertion section being inserted into described bending connecting portion,

Described bending connecting portion is inserted into described insertion section and this press section is fixed on this drive division.

2. wheelchair according to claim 1 it is characterised in that

The shape of cross section of the described bending connecting portion of described drive division is rectangular, the described insertion section of described press section transversal Face shape is provided along the rectangle of the shape of cross section of this bending connecting portion.

3. a kind of wheelchair, possesses：

A pair liang of body side frame；

Driving moment, it is rotatably connected with the lateral surface of described two body side frames；And

Parking brake, the front of its lateral surface located at described two body side frames and described driving moment, it is used for making described driving Wheel stops,

It is characterized in that,

Described parking brake possesses：

Brake operating portion, it is connected into described two body side frames and fascinates freely in front-rear direction, and has holding in upper end Portion；

Drive division, it is connected into described two body side frames and fascinates freely in front-rear direction, and inclining by described brake operating portion Dynamic operation is fascinated；

Link rod part, it connects described brake operating portion and described drive division；And

Press section, it is connected with described drive division and presses described driving moment,

If described brake operating portion is operated backward, described drive division fascinates backward via described link rod part, described pressing Portion is moved into and presses the stop position that described driving moment makes described driving moment stop,

If described brake operating portion is operated forward, described drive division fascinates forward via described link rod part, described pressing Portion is moved into from described driving moment detached releasing position,

The cylindrical shape of profile of described press section, is abutted with described driving moment in the flexure plane forming this drum Length direction along this press section is had on face extend and multiple raised lines of formation.

4. wheelchair according to claim 3 it is characterised in that the outer peripheral face in described press section be provided with the whole described convex Bar.

5. a kind of wheelchair, possesses：

A pair liang of body side frame；

Driving moment, it is rotatably connected with the lateral surface of described two body side frames；And

Parking brake, the front of its lateral surface located at described two body side frames and described driving moment, it is used for making described driving Wheel stops,

It is characterized in that,

Described parking brake possesses：

Brake operating portion, it is connected into described two body side frames and fascinates freely in front-rear direction, and has holding in upper end Portion；

Drive division, it is connected into described two body side frames and fascinates freely in front-rear direction, and inclining by described brake operating portion Dynamic operation is fascinated；

Link rod part, it connects described brake operating portion and described drive division；And

Press section, it is connected with described drive division and presses described driving moment,

If described brake operating portion is operated backward, described drive division fascinates backward via described link rod part, described pressing Portion is moved into and presses the stop position that described driving moment makes described driving moment stop,

If described brake operating portion is operated forward, described drive division fascinates forward via described link rod part, described pressing Portion is moved into from described driving moment detached releasing position,

For described brake operating portion, it is provided with the outside bending of the upper end of described handle part to wheelchair.

6. wheelchair according to claim 5 it is characterised in that

Described brake operating portion is formed by flat metallic plate.

7. it is characterised in that being also equipped with leg rest platform, described leg rest platform possesses leg rest to the wheelchair according to claim 5 or 6 Arm, described leg rest arm is connected with the outside of the front part of described two body side frames and can incline in the vertical including fore-and-aft direction It is dynamic,

When described leg rest arm fascinates backward, between the described handle part in described two body side frames and described brake operating portion.

8. a kind of wheelchair, possesses：

A pair liang of body side frame；

Driving moment, it is rotatably connected with the lateral surface of described two body side frames；And

Parking brake, the front of its lateral surface located at described two body side frames and described driving moment, it is used for making described driving Wheel stops,

It is characterized in that,

Described parking brake possesses：

Brake operating portion, it is connected into described two body side frames and fascinates freely in front-rear direction, and has holding in upper end Portion；

Drive division, it is connected into described two body side frames and fascinates freely in front-rear direction, and inclining by described brake operating portion Dynamic operation is fascinated；

Link rod part, it connects described brake operating portion and described drive division；And

Press section, it is connected with described drive division and presses described driving moment,

If described brake operating portion is operated backward, described drive division fascinates backward via described link rod part, described pressing Portion is moved into and presses the stop position that described driving moment makes described driving moment stop,

If described brake operating portion is operated forward, described drive division fascinates forward via described link rod part, described pressing Portion is moved into from described driving moment detached releasing position,

Described handle part possesses the anti-slip part being made up of multiple projections in its surface.

9. a kind of wheelchair, possesses：

A pair liang of body side frame；

Driving moment, it is rotatably connected with the lateral surface of described two body side frames；And

Parking brake, the front of its lateral surface located at described two body side frames and described driving moment, it is used for making described driving Wheel stops,

It is characterized in that,

Described parking brake possesses：

Brake operating portion, it is connected into described two body side frames and fascinates freely in front-rear direction, and has holding in upper end Portion；

Drive division, it is connected into described two body side frames and fascinates freely in front-rear direction, and inclining by described brake operating portion Dynamic operation is fascinated；

Link rod part, it connects described brake operating portion and described drive division；And

Press section, it is connected with described drive division and presses described driving moment,

If described brake operating portion is operated backward, described drive division fascinates backward via described link rod part, described pressing Portion is moved into and presses the stop position that described driving moment makes described driving moment stop,

If described brake operating portion is operated forward, described drive division fascinates forward via described link rod part, described pressing Portion is moved into from described driving moment detached releasing position,

Described brake operating portion has the lower end of the main part of described handle part in upper end, possesses and is converted into L in the face inflection of fascinating The kink of shape, fascinated with described two body side frames via the first fixing axle and be connected freely in the corner after bending, and described Kink is rotatably connected with one end of described link rod part via rotary shaft,

Fascinated with described two body side frames via the second fixing axle and be connected freely in one end of described drive division, the other end is fixing State press section, and, pars intermedia is rotatably connected with the other end of described link rod part via rotary shaft,

Described link rod part possesses the retainer making described brake operating portion stop at fixed position,

In the state of so that described brake operating portion is fascinated backward and making described press section be in stop position, make described kink Abut with described retainer and fascinate backward thus preventing described brake operating portion,

So that described brake operating portion is fascinated forward and make described press section be in releasing position in the state of, make described braking behaviour The portion that makees is abutted with described retainer and fascinates forward thus preventing described brake operating portion.

10. wheelchair according to claim 9 it is characterised in that

Described link rod part is provided with the protrusion tab projecting from lateral margin to erect attitude bending the surface pleurapophysis to described link rod part The described retainer of the ribbed going out,

In the state of so that described brake operating portion is fascinated backward and making described press section be in stop position, make described kink Lateral margin abut with the side of described retainer and fascinate backward thus preventing described brake operating portion,

So that described brake operating portion is fascinated forward and make described press section be in releasing position in the state of, make described kink Lateral margin abut with the end face of described retainer and fascinate forward thus preventing described brake operating portion.

A kind of 11. wheelchairs, possess：

A pair liang of body side frame；

Driving moment, it is rotatably connected with the lateral surface of described two body side frames；

Snubbing, it is configured in the same vertical with described two body side frames, than described driving moment side on the front position； And

Parking brake, the front of its lateral surface located at described two body side frames and described driving moment, it is used for making described driving Wheel stops,

It is characterized in that,

Described parking brake possesses：

Brake operating portion, it is connected into described two body side frames and fascinates freely in front-rear direction, and has holding in upper end Portion；

Drive division, it is connected into described two body side frames and fascinates freely in front-rear direction, and inclining by described brake operating portion Dynamic operation is fascinated；

Link rod part, it connects described brake operating portion and described drive division；And

Press section, it is connected with described drive division and presses described driving moment,

If described brake operating portion is operated backward, described drive division fascinates backward via described link rod part, described pressing Portion is moved into and presses the stop position that described driving moment makes described driving moment stop,

If described brake operating portion is operated forward, described drive division fascinates forward via described link rod part, described pressing Portion is moved into from described driving moment detached releasing position,

Described snubbing has, in the fore-and-aft direction of wheelchair, the braking connection slit connecting described parking brake.