CN109171177A - A kind of wheeled sofa of old man with folding table - Google Patents

Abstract

The wheeled sofa of a kind of old man with folding table of the invention, including sofa ontology, sofa ontology are equipped with backrest, and sofa ontology side is equipped with folding table.The backrest is hinged with sofa ontology, backrest bottom integrally connected is equipped with fixture block, sofa body bottom portion is equipped with the inserted link matched with fixture block, and seat board is hinged on sofa ontology, is equipped with toilet seat below seat board, sofa ontology two sides are respectively equipped with upper layer pull rod and lower layer's pull rod, it is placed with upper layer plate body on two upper layer pull rods, lower layer's plate body is placed on two lower layer's pull rods, sofa ontology two sides are separately installed with wheel, lateral wheel is respectively fixed with manual pulley, and backrest top movable is connected with headrest.Sofa ontology two sides are respectively fixed with pedestal, are hinged with brake lever on pedestal.The sofa ontology one side is arranged in parallel with one group of fixed plate, and folding table is provided between fixed plate, and folding table structure composition includes rotary shaft, desktop, positioning disk, locating shaft and fixing axle.

Description

A kind of wheeled sofa of old man with folding table

Technical field

The present invention relates to a kind of Multifunction old-man care device, in particular to the wheeled sand of a kind of old man with folding table Hair.

Background technique

It is well known that China human mortality is numerous, and 60 years old or more the elderly has been more than several hundred million high pointes, and faster speed It is incremented by, with advancing age, action is also naturally more and more inconvenient by people；In addition, China's hemiplegia patient, legs and feet handicapped person are not yet It is few.And be constantly progressive with the development of economy with social, social competition's pressure is increasing, and many young men have to from agriculture Village moves towards city, only old solitary people to be stayed to be in, if nurse is asked not afford to do general obtain for family at all, and wastes people Power material resources, for the old,weak,sick and disabled, there is presently no a comparatively ideal tools for looking after their daily daily life.And it is existing Old man it is more single with sofa function, generally only have the function of sit, lean on or move, lack place article function, if thinking It is additional when placing article or tableware when old man eats, it needs mobile old man or additionally using desk, both bothers empty by waste Between.And folding table is a kind of desk with folder function.When not needing to use folding table, it can be rolled over It is folded, to achieve the purpose that make full use of space.

Traditional folding table generally all has table leg, since table leg has certain volume, needs to occupy certain space. In the limited interior space, such folding table with table leg also influences whether the abundant usability in space, reduces interior The utilization rate in space.

Summary of the invention

In order to compensate for the shortcomings of the prior art, the present invention provides a kind of structurally reasonable, safe and reliable, comfortable durable, behaviour Make the wheeled sofa of the old man with folding table that is convenient, solving a variety of routine lifes of the old,weak,sick and disabled.

The present invention is achieved through the following technical solutions: a kind of old man with folding table is with wheeled sofa, including sand Ontology is sent out, sofa ontology is equipped with backrest, and sofa ontology side is equipped with folding table.The backrest is hinged with sofa ontology, leans on Back end portion integrally connected is equipped with fixture block, and sofa body bottom portion is equipped with the inserted link matched with fixture block, is hinged with seat on sofa ontology Plate, seat board lower section are equipped with toilet seat, excrement basin are equipped with below toilet seat, equipped with bed pan, bed pan passes through pipe for excrement basin lower section Road is connected with urine cup, and sofa ontology two sides are respectively equipped with upper layer pull rod and lower layer's pull rod, are placed with upper layer on two upper layer pull rods Plate body is placed with lower layer's plate body on two lower layer's pull rods, and sofa ontology two sides are separately installed with wheel, and lateral wheel is respectively fixed with Manual pulley, backrest top movable are connected with headrest.

The toilet seat is installed on closet plate, and excrement basin is placed on excrement basin plate, and excrement basin, which is externally provided with, to be installed on Visiting on sofa ontology, bed pan are externally provided with the Xiamen being installed on sofa ontology, and excrement basin and bed pan two sides are set respectively There is side wall gear, excrement basin and bed pan rear portion are equipped with rear enclosing.

The upper layer pull rod is arranged in the casing of upper layer, and lower layer's pull rod is arranged in lower layer's casing, upper layer casing and lower layer Casing side offers the first strip grooves respectively, is separately installed on upper layer pull rod and lower layer's pull rod and moves along the first strip grooves First block.

Upper layer plate body bottom is equipped with the upper fixture block being located on the outside of the pull rod of upper layer, and lower layer's plate body bottom, which is equipped with, is located at lower layer Lower fixture block on the outside of pull rod, lower layer's pull rod are vertically connected with upright bar, and bottom of upright rod is hinged with support rod, and support rod bottom is equipped with Idler wheel, upright bar lower vertical are fixed with cross bar, and cross bar is hinged with the first crank, and support rod is hinged with the second crank, and first Crank is hinged with the second crank, wherein a upright bar lower outside is hinged with connecting sleeve, is equipped with connector sleeve in connecting sleeve Bar, connection loop bar are connected with another upright bar, and upright bar upper outside is connected with pull ring.

The inserted link is arranged in axle sleeve, and axle sleeve is installed in the fixed plate of sofa body bottom portion, and inserted link is connected with crank Connecting rod, crank connecting rod are connected with control switch, and inserted link side is fixed with pillar, and pillar is moved along the second strip grooves of axle sleeve Dynamic, pillar is connected with fixed column by Return spring, and fixed column is installed in fixed plate.

The headrest bottom is connected with connecting plate, connecting plate bottom be it is forwardly convex arc-shaped, inside connecting plate Equipped with through slot, the through slot of connecting plate is through on the axis being mounted at the top of backrest.

The backrest two sides are connected with cushion block by fixed folding respectively, and spring, fixed folding are equipped in the middle part of fixed folding Page top is hinged with living hinges, and spring is equipped between living hinges and fixed folding, is equipped with spring in the middle part of living hinges.

The sofa body bottom portion is fixed there are two track, is inserted with pedal between two tracks, installs respectively on the inside of track There is baffle, is respectively equipped with the second block on the inside of pedal.

Sofa ontology two sides are respectively fixed with pedestal, and brake lever is hinged on pedestal, and brake lever is connected with lever bar, Brake lever lower part is hinged with third crank one end, and the third crank other end is hinged with the 4th crank one end, and the 4th crank is another One end is fixedly connected with brake lever, is hinged with the base in the middle part of the 4th crank.

Sofa ontology two sides rear portion is respectively equipped with handrail, and sofa ontology bottom rear is equipped with container.

The sofa ontology one side is arranged in parallel with one group of fixed plate, is provided with folding table, folding table between fixed plate Structure composition includes rotary shaft, desktop, positioning disk, locating shaft and fixing axle: the rotary shaft is cylindrical body, the both ends of rotary shaft It is respectively equipped with disc runner, the runner is radially equipped with convex block；The desktop be plane tabular structure, desktop with it is described Rotary shaft is fixedly connected and extends along the direction radially of the axis of rotation；The positioning disk, positioning disk are an end seal open at one end The cavity body structure closed offers arc notch on the open end of the positioning disk, and the radian of the notch is 90 °, the runner It is rotationally contained in the cavity of the positioning disk, the convex block is arranged between the notch；Described locating shaft one end and institute The closed end connection of positioning disk is stated, the other end extends along the axis direction of the positioning disk, and the locating shaft has one first to support Hold face；The axis direction of the fixing axle offers container, and the container has one second supporting surface, in the container Equipped with elastic component, the elastic component is spring or rubber, and the locating shaft is partially housed in the container, and described first supports Face is held mutually to support with second supporting surface, the elastic component be connected to the container slot bottom and the locating shaft it Between.

Compared with prior art, the invention has the advantages that: structure of the invention is reasonable, securely and reliably, comfortable resistance to With, it is easy to operate, solve the stool of the old,weak,sick and disabled, urine especially night urine, have a meal, go on a journey, lying down etc. it is a variety of daily Routine life is provided and is greatly facilitated for the old,weak,sick and disabled and their household.By the way that folding table is installed on sofa ontology one On side, when needing using folding table, desktop is pulled out from this body side surface of sofa by the rotation of rotary shaft, it can It is used using folding table or handrail.When not needing using folding table, desktop is rotated by rotary shaft, makes the plate of desktop Face is overlapped with this body side surface of sofa, on the one hand improves the utilization rate in space, on the one hand increases old man the safety helped.

Detailed description of the invention

Fig. 1 is overall structure diagram of the invention；

Fig. 2 is the schematic view of the front view of stool of the invention and urine system；

Fig. 3 is the backsight structural representation of stool of the invention and urine system；

Fig. 4 is top plate mounting structure schematic diagram of the invention；

Fig. 5 is lower plywood mounting structure schematic diagram of the invention；

Fig. 6 is backrest rotation control means schematic diagram of the invention；

Fig. 7 is the attachment structure schematic diagram of headrest and backrest of the invention；

Fig. 8 is the attachment structure schematic diagram of cushion block and backrest of the invention；

Fig. 9 is step mounting structure schematic diagram of the invention；

Figure 10 is brake system structural schematic diagram of the invention；

Figure 11 is folding table structure schematic diagram of the invention；

Figure 12 is the exploded view of folding table of the invention；

In figure, 1 sofa ontology, 2 backrests, 3 fixture blocks, 4 inserted links, 5 seat boards, 6 toilet seats, 7 excrement basins, 8 bed pans, 9 pipelines, 10 urine cup, 11 upper layer pull rods, 12 lower layer's pull rods, 13 upper layer plate bodys, 14 lower layer's plate bodys, 15 wheels, 16 manual pulleys, 17 headrests, 18 closet plates, 19 excrement basin plates, 20 visit, 21 Xiamen, 22 side walls gear, enclosing after 23,24 upper layer casings, 25 lower layer's casings, 26 first strip grooves, 27 first blocks, fixture block on 28,29 lower fixture blocks, 30 upright bars, 31 support rods, 32 idler wheels, 33 cross bars, 34 the One crank, 35 second cranks, 36 connecting sleeves, 37 connection loop bars, 38 pull rings, 39 axle sleeves, 40 fixed plates, 41 crank connecting rods, 42 control switches, 43 pillars, 44 second strip grooves, 45 Return springs, 46 fixed columns, 47 connecting plates, 48 through slots, 49 axis, 50 is solid Determine folding, 51 cushion blocks, 52 springs, 53 living hinges, 54 tracks, 55 pedals, 56 baffles, 57 second blocks, 58 pedestals, 59 brakes Bar, 60 lever bars, 61 third cranks, 62 the 4th cranks, 63 brake levers, 64 handrails, 65 containers, 66 folding tables, 67 fixed plates, 100 rotary shafts, 110 runners, 112 convex blocks, 200 desktops, 300 positioning disks, 310,400 locating shaft of notch, the first supporting surface 410, 500 fixing axles, 510 containers, 512 second supporting surfaces, 514 elastic components.

Specific embodiment

Attached drawing is a kind of specific embodiment of the invention, as shown in Figure 1, a kind of wheeled sofa of old man with folding table Including sofa ontology 1, sofa ontology 1 is equipped with backrest 2, and backrest 2 is hinged with sofa ontology 1, and 2 bottom integrally connected of backrest is set There is a fixture block 3,1 bottom of sofa ontology is equipped with the inserted link 4 matched with fixture block 3, seat board 5 is hinged on sofa ontology 1, under seat board 5 Side is equipped with toilet seat 6, and excrement basin 7 is equipped with below toilet seat 6, bed pan 8 is equipped with below excrement basin 7, bed pan 8 passes through pipeline 9 It is connected with urine cup 10,1 two sides of sofa ontology are respectively equipped with upper layer pull rod 11 and lower layer's pull rod 12, place on two upper layer pull rods 11 There is upper layer plate body 13, lower layer's plate body 14 is placed on two lower layer's pull rods 12,1 two sides of sofa ontology are separately installed with wheel 15, vehicle 15 outside of wheel is respectively fixed with manual pulley 16, and 2 top movable of backrest is connected with headrest 17.Toilet seat 6 is installed on closet plate 18 On, excrement basin 7 is placed on excrement basin plate 19, and excrement basin 7, which is externally provided with to be installed on sofa ontology 1, visits 20, outside bed pan 8 Equipped with the Xiamen 21 being installed on sofa ontology 1, excrement basin 7 and 8 two sides of bed pan are respectively equipped with side wall gear 22,7 He of excrement basin 8 rear portion of bed pan is equipped with rear enclosing 23.Upper layer pull rod 11 is arranged in upper layer casing 24, and lower layer's pull rod 12 is arranged in lower layer's casing In 25, upper layer casing 24 and 25 side of lower layer's casing offer the first strip grooves 26, upper layer pull rod 11 and lower layer's pull rod 12 respectively On be separately installed with the first block 27 moved along the first strip grooves 26.Plate body 13 bottom in upper layer, which is equipped with, to be located at outside upper layer pull rod 11 The upper fixture block 28 of side, 14 bottom of lower layer's plate body are equipped with the lower fixture block 29 for being located at 12 outside of lower layer's pull rod, and lower layer's pull rod 12 vertically connects It is connected to upright bar 30,30 bottom of upright bar is hinged with support rod 31, and 31 bottom of support rod is equipped with idler wheel 32, and 30 lower vertical of upright bar is solid Surely there is cross bar 33, cross bar 33 is hinged with the first crank 34, and support rod 31 is hinged with the second crank 35, the first crank 34 and Two cranks 35 are hinged, wherein 30 lower outside of a upright bar is hinged with connecting sleeve 36, are equipped with connector sleeve in connecting sleeve 36 Bar 37, connection loop bar 37 are connected with another upright bar 30, and 30 upper outside of upright bar is connected with pull ring 38.Inserted link 4 is arranged in axis In set 39, axle sleeve 39 is installed in the fixed plate 40 of 1 bottom of sofa ontology, and inserted link 4 is connected with crank connecting rod 41, crank connection Bar 41 is connected with control switch 42, and 4 side of inserted link is fixed with pillar 43, and pillar 43 is moved along the second strip grooves 44 of axle sleeve 39, Pillar 43 is connected with fixed column 46 by Return spring 45, and fixed column 46 is installed in fixed plate 40.17 bottom of headrest integrally connects Be connected to connecting plate 47,47 bottom of connecting plate be it is forwardly convex arc-shaped, through slot 48 is equipped with inside connecting plate 47, connecting plate 47 Through slot 48 is through on the axis 49 for being mounted on 2 top of backrest.2 two sides of backrest are connected with cushion block 51 by fixed folding 50 respectively, It is equipped with spring 52 in the middle part of fixed folding 50, living hinges 53, living hinges 53 and fixed folding are hinged at the top of fixed folding 50 It is equipped with spring 52 between 50, spring 52 is installed in the middle part of living hinges 53.Track 54 there are two 1 bottom of sofa ontology is fixed, two It is inserted with pedal 55 between track 54, baffle 56 is separately installed on the inside of track 54, the second block is respectively equipped on the inside of pedal 55 57.1 two sides of sofa ontology are respectively fixed with pedestal 58, and brake lever 59 is hinged on pedestal 58, and brake lever 59 is connected with lever bar 60,59 lower part of brake lever is hinged with 61 one end of third crank, and 61 other end of third crank is hinged with 62 one end of the 4th crank, 4th crank, 62 other end is fixedly connected with brake lever 63, and 62 middle part of the 4th crank is hinged with pedestal 58.1 liang of sofa ontology Posterior component is not equipped with handrail 64, and 1 bottom rear of sofa ontology is equipped with container 65.

When using the wheeled sofa of the old man with folding table of the invention, seat board 5 is raised, can be seated on toilet seat 6 It defecates, stool falls into excrement basin 7, finishes and covers seat board 5；9 row of pipeline can be will pass through by small by urine cup 10 Enter in bed pan 8, there is positioning basin lid on bed pan 8, be used multiple times daytime, urine is once cleared up, anuria taste, this particularly with It is particularly important for the old man of frequent micturition, it only needs one to lean to one side at night, can urinate, without leaving the bed；Excrement basin 7 and bed pan 8 are all The rear enclosing 23 of the side wall gear 22 and rear portion that have two sides positions, and will not arbitrarily move substantially, avoid spilling leakage；Opening visits 20 Excrement basin 7 and urine cup 10 are taken out, opening Xiamen can be taken off bed pan 8, and convenient for cleaning, clean hygiene is convenient.

The door for opening 1 front part sides of sofa ontology pulls out upper layer pull rod 11 by pull ring 38, upper layer plate body 13 is placed in two On upper layer pull rod 11, the use such as frame wash up or dining table, desk can be done, is restored after.It is pulled out by pull ring 38 Lower layer's plate body 14 is placed on two lower layer's pull rods 12, legs and feet can be put by lower layer's pull rod 12, as snug as a bug in a rug, solves patient's leg Foot lands the problems such as legs and feet edema of the unsmooth appearance of blood backflow for a long time, avoids muscular atrophy.After being finished, upper layer can be drawn Bar 11 and lower layer's pull rod 12 are sent back to respectively in upper layer casing 24 and lower layer's casing 25, are not take up space, and the first block 27 is It moves in one strip grooves 26, will be blocked after being moved outwardly to certain distance, prevent upper layer pull rod 11 or lower layer's pull rod 12 sliding Out.Plate body 13 bottom in upper layer is equipped with upper fixture block 28, and 14 bottom of lower layer's plate body is equipped with lower fixture block 29, can prevent it from moving left and right and sliding It falls.12 front end of lower layer's pull rod is supported on ground by upright bar 30, support rod 31 and idler wheel 32, is prevented because of patient's legs and feet pressure mistake It is damaged greatly, and is articulated and connected between upright bar 30 and support rod 31, convenient in placement when not used；Support rod 31 and second Crank 35 is hinged, and the second crank 35 is hinged with the first crank 34, the first crank 34 again be vertically connected at 31 side of support rod The cross bar 33 at end is hinged, and after support rod 31 and upright bar 30 are straightened, can be by angle between the first crank 34 and the second crank 35 Degree is broken to more than 180 °, can avoid the relative motion between support rod 31 and upright bar 30 under no external force.Two lower layers are drawn After bar 12 pulls out, it is rotatablely connected casing 36, connection loop bar 37 is pulled out, two upright bars 30 can be connected and fixed, guarantee its intensity.

Control switch 42 is rotated, crank connecting rod 41 can drive inserted link 4 to be detached from fixture block 3, backrest 2 can be laid flat work bed It uses, rotates control switch 42, make crank connecting rod 41 continue to drive inserted link 4 far from fixture block 3, backrest 2 can be erected upwards, After standing well, opposite direction rotates control switch 42, fixes fixture block 3 at this point, Return spring 45 also will drive the return of inserted link 4, prevents When leaning on backward, backrest 2 is also rotated down.45 one end of Return spring is fixed on the fixed plate of sofa ontology 1 by fixed column 46 On 40, the other end is fixedly connected with 43 phase of pillar on inserted link 4, and pillar 43 is moved along the second strip grooves 44, and axle sleeve 39 ensure that Straight line stability when inserted link 4 moves.Meanwhile headrest 17 can be lifted upwards, connecting plate 47 is also walked upwards, and axis 49 is located at through slot 48 Lowermost end: rotate headrest 17 forward, can be used as pillow use, and by backrest 2 with headrest 17 is relatively fixed to prevent down It is sliding；Rotate backward headrest 17, can be used to shorter people and leans against above；When axis 49 being made to be located at 48 middle upper portion of through slot, i.e., Headrest 17 can be made parallel with backrest 2, can be used for the higher people of height and be against above, it is very comfortable.

Backrest 2 is being opened as bed in use, can be rotated cushion block 51, fixed folding 50 is i.e. unfolded, while activity folding Page 53 is also unfolded, and while expansion, the spring 52 between fixed folding 50 and living hinges 53 will make living hinges 53 The position vertical with fixed folding 50 is turned to, can be fixed by cushion block 51, two arms can be put in above, as snug as a bug in a rug； After being finished, living hinges 53 are moved to the position parallel with fixed folding 50, in fixed 50 middle part spring 52 of folding and activity folding Under the action of 53 middle part springs 52 of page, cushion block 50 will return to recovery to the position for being parallel to 2 bottom surface of backrest.

Pedal 55 is pulled out along two siding tracks 54, after pulling out certain distance, baffle 56 can block the second block 57, Legs and feet can be placed on pedal 55 when moving, walking is convenient, is pushed back when not used.

Brake lever 63 is rotated, the 4th crank 62 will rotate around pedestal 58, while the to be hinged with the 4th crank 62 Three cranks 61 also can rotate, and angle is increasing between third crank 61 and the 4th crank 62 at this time, distance between the two end It is increasing, brake lever 59 will be push close to wheel 15, lever bar 60 can be contacted with wheel 15 and be braked at this time.

Hold manual pulley 16 and rotate, can be rotated with motor car wheel 15, in the case where unmanned help, can whereabouts from The place that oneself wants to go to；When someone's help pushes away, the handrail 64 of 1 two sides of sofa ontology can be pushed, it is easy to operate；After sofa ontology 1 Square lower part is equipped with container 65, can place various articles, saves space, is convenient for care of patients.

1 one side of sofa ontology is arranged in parallel with one group of fixed plate 67, is provided with folding table 66 between fixed plate 67, As shown in FIG. 11 and 12, the composition of the folding table 66 include: rotary shaft 100, desktop 200, positioning disk 300, locating shaft 400 and Fixing axle 500.Rotary shaft 100 is cylindrical body, and the both ends of rotary shaft 100 are respectively equipped with disc runner 110, the diameter of runner 110 It is equipped with convex block 112 upwards.Desktop 200 is plane tabular structure, and desktop 200 is fixedly connected with rotary shaft 100 and along rotary shaft 100 Radial direction extend.Positioning disk 300 is cavity body structure closed at one end open at one end, and the cross section of cavity is circle.Positioning Arc notch 310 is offered on the open end of disk 300, runner 110 is rotationally contained in the cavity of positioning disk 300, convex block 112 It is arranged between notch 310.In the present embodiment, the radian of notch 310 is 90 °.In other embodiments, according to product

Actual conditions, the radian of notch 310 can also be other numerical value.The closing of locating shaft 400 one end and positioning disk 300 End connection, the other end extend along the axis direction of positioning disk 300, and locating shaft has a first smooth supporting surface 410.

Container 510 is offered on the axis direction of fixing axle 500, container 510 has a second smooth supporting surface 512.Elastic component 514 is equipped in container 510, locating shaft 400 is partially housed in container 510, the first supporting surface 410 and the Two supporting surfaces 512 mutually support, and elastic component 514 is connected between the slot bottom of container 510 and locating shaft 400.In the present embodiment In, elastic component 514 is spring.In other embodiments, elastic component 514 can also be rubber.

Two fixing axles 500 are individually fixed between fixed plate 67 first, it is desirable that exist for the axis of two fixing axles 500 On same straight line, and keep the notch for offering container 510 in fixing axle 500 opposite.

Then elastic component 514 is placed in container 510, it is desirable that for telescopic direction and the fixing axle 500 of elastic component 514 Axis direction is identical.

Then one end of the remotely located disk 300 of locating shaft 400 is placed in container 510, and make the first supporting surface 410 with Second supporting surface 512 mutually supports, and the first supporting surface 410 mutually supported prevents locating shaft 400 from receiving with the second supporting surface 512 Rotation in tank 510.

Finally, the rotary shaft 100 that both ends are respectively equipped with runner 110 is installed on positioning disk 300.Runner 110 is placed in In the cavity of positioning disk 300, convex block 112 is arranged between notch 310.Since elastic component 514 has retractility, it is known that positioning disk 300 can move back and forth along the axis direction of locating shaft 400, and rotary shaft 100 is sheathed on positioning disk by the contraction of elastic component 514 In 300 cavity, it is held in rotary shaft 100 between two positioning disks 300 by the expansion of elastic component 514 again later.By There is certain radian in notch 310, rotary shaft 100 is freely rotatable in this radian, and passes through convex block 112 and notch 310 Edge is mutually supported and is fixed.

When needing using folding table 10, by desktop 200 by the rotation of rotary shaft 100 from 1 side of sofa ontology On pull out, can use folding table 10, be used as desk, handrail.When not needing using folding table 10, by desktop 200 are rotated by rotary shaft 100, are overlapped the plate face of desktop 200 and the side of sofa ontology 1.

The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims (9)

1. a kind of wheeled sofa of old man with folding table, including sofa ontology (1), sofa ontology (1) is equipped with backrest (2), sofa ontology (1) side is equipped with folding table, it is characterised in that: the backrest (2) is hinged with sofa ontology (1), backrest (2) bottom integrally connected is equipped with fixture block (3), and sofa ontology (1) bottom is equipped with the inserted link (4) matched with fixture block (3), sofa sheet It is hinged on body (1) seat board (5), is equipped with toilet seat (6) below seat board (5), be equipped with excrement basin (7) below toilet seat (6), stool Bed pan (8) are equipped with below basin (7), bed pan (8) is connected with urine cup (10), sofa ontology (1) two sides point by pipeline (9) Not She You upper layer pull rod (11) and lower layer's pull rod (12), be placed with upper layer plate body (13) on two upper layer pull rods (11), two lower layers draw It is placed on bar (12) lower layer's plate body (14), sofa ontology (1) two sides are separately installed with wheel (15), on the outside of wheel (15) respectively It is fixed with manual pulley (16), backrest (2) top movable is connected with headrest (17), and upper layer pull rod (11) is arranged in upper layer casing (24) Interior, lower layer's pull rod (12) is arranged in lower layer's casing (25), and upper layer casing (24) and lower layer's casing (25) side offer respectively Be separately installed on first strip grooves (26), upper layer pull rod (11) and lower layer's pull rod (12) along the first strip grooves (26) it is mobile the One block (27)；Sofa ontology (1) one side is arranged in parallel with one group of fixed plate (67), and fixed plate is provided between (67) Folding table (66), folding table (66) structure composition include rotary shaft (100), desktop (200), positioning disk (300), locating shaft (400) and fixing axle (500)；The rotary shaft (100) is cylindrical body, and the both ends of rotary shaft (100) are respectively equipped with disc and turn It takes turns (110), the runner (110) is radially equipped with convex block (112)；The desktop (200) is plane tabular structure, desktop (200) it is fixedly connected with the rotary shaft (100) and extends along the radial direction of the rotary shaft (100)；The positioning disk (300) it is cavity body structure closed at one end open at one end, offers arc notch on the open end of the positioning disk (300) (310), the radian of the notch (310) is 90 °, and the runner (110) is rotationally contained in the cavity of the positioning disk (300) Interior, the convex block (112) is arranged between the notch (310)；Described locating shaft (400) one end and the positioning disk (300) Closed end connection, the other end along the positioning disk (300) axis direction extend, the locating shaft (400) have one first Supporting surface (410)；The axis direction of the fixing axle (500) offers container (510), and the container (510) has one Second supporting surface (512) is equipped with elastic component (514) in the container (510), and the elastic component (514) is spring or rubber, The locating shaft (400) is partially housed in the container (510), and first supporting surface (410) supports with described second Face (512) mutually supports, the elastic component (514) be connected to the container (510) slot bottom and the locating shaft (400) it Between.

2. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the toilet seat (6) it is installed on closet plate (18), excrement basin (7) is placed on excrement basin plate (19), and excrement basin (7), which is externally provided with, is installed on sand Visiting (20) on hair ontology (1), bed pan (8) is externally provided with the Xiamen (21) being installed on sofa ontology (1), excrement basin (7) It is respectively equipped with side wall gear (22) with bed pan (8) two sides, excrement basin (7) and bed pan (8) rear portion are equipped with rear enclosing (23).

3. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the top plate Body (13) bottom is equipped with the upper fixture block (28) being located on the outside of upper layer pull rod (11), and lower layer's plate body (14) bottom, which is equipped with, is located at lower layer's drawing Lower fixture block (29) on the outside of bar (12), lower layer's pull rod (12) are vertically connected with upright bar (30), and upright bar (30) bottom is hinged with support Bar (31), support rod (31) bottom are equipped with idler wheel (32), and upright bar (30) lower vertical is fixed with cross bar (33), cross bar (33) with First crank (34) is hinged, and support rod (31) is hinged with the second crank (35), the first crank (34) and the second crank (35) It is hinged, wherein a upright bar (30) lower outside is hinged with connecting sleeve (36), is equipped with connection loop bar in connecting sleeve (36) (37), connection loop bar (37) is connected with another upright bar (30), and upright bar (30) upper outside is connected with pull ring (38).

4. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the inserted link (4) it is arranged in axle sleeve (39), axle sleeve (39) is installed in the fixed plate (40) of sofa ontology (1) bottom, and inserted link (4) is connected with Crank connecting rod (41), crank connecting rod (41) are connected with control switch (42), and inserted link (4) side is fixed with pillar (43), convex Column (43) is mobile along the second strip grooves (44) of axle sleeve (39), and pillar (43) is connected with fixed column by Return spring (45) (46), fixed column (46) is installed on fixed plate (40).

5. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the headrest (17) bottom is connected with connecting plate (47), and connecting plate (47) bottom is forwardly convex arc-shaped, connecting plate (47) inside Equipped with through slot (48), the through slot (48) of connecting plate (47) is through on the axis (49) being mounted at the top of backrest (2).

6. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the backrest (2) two sides are connected with cushion block (51) by fixed folding (50) respectively, are equipped with spring (52) in the middle part of fixed folding (50), fixed It is hinged with living hinges (53) at the top of folding (50), is equipped with spring (52) between living hinges (53) and fixed folding (50), it is living Spring (52) are installed in the middle part of dynamic folding (53).

7. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the sofa sheet There are two body (1) bottom is fixed track (54), it is inserted with pedal (55) between two tracks (54), is installed respectively on the inside of track (54) Have baffle (56), is respectively equipped with the second block (57) on the inside of pedal (55).

8. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the sofa sheet Body (1) two sides are respectively fixed with pedestal (58), are hinged on pedestal (58) brake lever (59), and brake lever (59) is connected with lever bar (60), brake lever (59) lower part is hinged with third crank (61) one end, third crank (61) other end and the 4th crank (62) One end is hinged, and the 4th crank (62) other end is fixedly connected with brake lever (63), the 4th crank (62) middle part and pedestal (58) it is hinged.

9. a kind of wheeled sofa of old man with folding table according to claim 1, it is characterised in that: the sofa sheet Body (1) two sides rear portion is respectively equipped with handrail (64), and sofa ontology (1) bottom rear is equipped with container (65).