CN215503829U - Multifunctional practical wheelchair - Google Patents

Abstract

The utility model discloses a multifunctional practical wheelchair, which belongs to the technical field of wheelchairs and is provided with a rotating assembly, wherein the first adjusting assembly can be adjusted to the side surface, and a rotating member is downwards rotated to enable a first clamping block to be clamped into a first clamping groove so as to fix the rotating member, so that misoperation can be prevented; can adjust the length of first adjustment subassembly through first adjustment subassembly, can adjust first adjustment subassembly adjustment height when first adjustment subassembly adjusts both sides and can reach the fixed effect of wheelchair assembly, when the front, can adjust the people that the length of first adjustment subassembly can adapt to different sizes and use.

Description

Multifunctional practical wheelchair

Technical Field

The utility model belongs to the technical field of wheelchairs, and particularly relates to a multifunctional practical wheelchair.

Background

The wheelchair is an important tool for rehabilitation, not only is the walking tool for the disabled with limbs injured, but also is more important for the disabled to do physical exercise and participate in social activities by means of the wheelchair. The common wheelchair generally comprises a wheelchair frame, wheels, a brake device and a seat back.

The wheelchair is a walking aid for people who cannot walk or have difficulty in walking, is a common tool for moving patients, is an indispensable aid for lower limb dysfunction people during daily life activity training, and is a transportation tool for disabled people to participate in social interaction activities.

For example, in patent nos.: in CN201922042264.4, the device that can adjust the running-board has been designed, can adjust the running-board height, can adapt to the patient of different shank length, but the running-board is left and right sides fixed, can't fold to both sides, takes up great space in needs storage formula, and the footboard is straight up and is adjusted down, and the effect of adjustment is limited.

In the patent nos.: in CN201821860620.2, the problem that the wheelchair topples over due to gravity center change is effectively avoided, and the stability of the wheelchair on the slope is improved, but the angle of the pedal cannot be adjusted, and the wheelchair cannot be adjusted according to the height of different patients.

The existing wheelchairs therefore have the following drawbacks:

the pedals on two sides of the existing wheelchair are fixedly connected and cannot be folded and lengthened, and the pedals cannot be adjusted according to the body of a patient and can be folded according to the needs.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multifunctional practical wheelchair, aiming at the problems that pedals on two sides of the existing wheelchair are fixedly connected and cannot be moved and lengthened and cannot be adjusted according to the body of a patient.

In order to solve the above problems, the present invention adopts the following technical solutions.

A multifunctional practical wheelchair comprises a wheelchair assembly, wherein the wheelchair assembly is formed by combining a frame assembly and rotating components, the rotating components are symmetrically assembled at the upper end of the frame assembly, and a first adjusting component is assembled at one side of the rotating components; the runner assembly include first return bend, rotate piece, loop bar subassembly runner rod subassembly and connecting rod subassembly, first return bend include the body, body one end is provided with the through-hole, and is provided with the draw-in groove on the through-hole inner wall, the rotation piece include the ring body, the inside cavity of ring body, and inside cavity department left and right sides is equipped with first fixture block, both sides are equipped with the second fixture block around.

Preferably, the loop bar subassembly include first sleeve, first sleeve inside assembly have the dead lever, the inside cavity of first fixture block, and be provided with the first draw-in groove of symmetry on the outer wall, the dwang subassembly include the loop bar, the loop bar about both ends be equipped with the turning block, and the loop bar is equipped with the second sleeve on being close to the position of lower extreme turning block, be provided with the second draw-in groove on the position that the loop bar is close to the upper end turning block.

Preferably, the connecting rod subassembly include the connecting rod, the inside cavity of connecting rod, and be provided with the third draw-in groove on the position that inside cavity is close to the upper end, the lower extreme of connecting rod is equipped with the universal wheel, and first adjustment subassembly assembly is on the second sleeve lateral wall.

Preferably, the turning block of loop bar lower extreme assembly rotate with the third draw-in groove and be connected, the turning block of upper end assembly rotates with the draw-in groove and is connected, loop bar subassembly assembly is at second sleeve up end and cover at the loop bar outer wall, rotates the piece assembly and overlaps on first sleeve up end and cover at the dead lever outer wall, and first fixture block and first draw-in groove joint, second fixture block and loop bar joint.

Preferably, first adjustment subassembly include bracing piece and second return bend, bracing piece one side be equipped with the leg layer board, and the bracing piece is close to and is provided with the fifth draw-in groove on the outer wall of lower extreme, and the inside cavity of bracing piece, second return bend upper end be equipped with the thread head, second return bend one side is equipped with the second return bend, and the thread head inserts inside the bracing piece, fifth draw-in groove department is equipped with the second adjusting lever, the inside cavity of bracing piece, and inside cavity department one end is provided with the internal thread, the other end is provided with the third fixture block, the third fixture block rotates with the fifth draw-in groove to be connected, thread head and second adjusting lever threaded connection, and second return bend one side is equipped with the running-board.

Preferably, the adjusting device further comprises a second adjusting component arranged on one side, close to the lower part, of the second sleeve, and the second adjusting component comprises a first adjusting rod arranged on one side, close to the lower part, of the second sleeve.

Preferably, the first adjusting rod comprises a third sleeve and a push rod, the third sleeve is hollow inside, a fourth clamping groove is formed in the position close to one end of the third sleeve, a third adjusting rod is assembled at the fourth clamping groove, the third adjusting rod is identical to the second adjusting rod in structure, the threaded rod is in threaded connection with the third adjusting rod and penetrates into the third sleeve, and the other end of the push rod is assembled with a sliding block assembly.

Preferably, the slider assembly includes a first rotating shaft, the two ends of the first rotating shaft are equipped with the baffle plates, the upper ends of the baffle plates on the two sides are equipped with the slider blocks, the outer wall surface of the first adjusting assembly, which is close to the lower part, is provided with a sliding groove, the slider blocks are connected with the sliding groove in a sliding manner, and the bent part of the support rod is equipped with a second rotating shaft.

Preferably, still including putting the thing board device, put the thing board device including putting thing board, third return bend and fourth return bend, put the side of thing board assembly at the third return bend, put thing board and third return bend assembly on both sides montant.

Preferably, the third return bend on be provided with first mounting groove, and both ends are provided with the sixth draw-in groove about the first mounting groove, sixth draw-in groove one end is provided with the circular recess, put the inside cavity of thing board, and it has the drawer to put the thing board on the plover, be equipped with the handle on the drawer, it is equipped with the cardboard to put thing board one side, it is equipped with the third axis of rotation on the positive position that is close to the up end of thing board to put, the third axis of rotation is equipped with the cylinder fixture block of symmetry on keeping away from the position of cardboard, the fourth return bend on be provided with the second mounting groove, and the cylinder fixture block assembly is in first mounting groove department, the cylinder fixture block assembly is in the sixth draw-in groove.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the rotating part is lifted upwards to separate the first clamping block from the first clamping groove, the second clamping block is rotated at the moment, the sleeve rod is rotated, the side surface of the first adjusting assembly can be adjusted, and the rotating part is rotated to the lower part to enable the first clamping block to be clamped into the first clamping groove to enable the rotating part to be fixed, so that misoperation can be prevented.

(2) According to the wheelchair, the threaded head can extend from the interior of the fifth clamping groove along the internal thread arranged on the second adjusting rod by rotating the second adjusting rod, so that the length of the first adjusting component can be adjusted, the first adjusting component can be adjusted to be high when the first adjusting component is adjusted to two sides, the effect of fixing the wheelchair assembly can be achieved, the length of the first adjusting component can be adjusted to be suitable for people with different body types when the first adjusting component is in the front, and the structure can effectively solve the problems that pedals on two sides of the existing wheelchair are fixedly connected, cannot be moved and lengthened, and cannot be adjusted according to the body of a patient.

(3) According to the utility model, the threaded rod extends outwards from the inside of the third sleeve by rotating the third adjusting rod, the sliding block component connected with the other end of the ejector rod slides at the sliding groove, and the ejector rod rotates on the first rotating shaft during sliding so as to rotate the first adjusting component along the second rotating shaft, so that the effect of horizontally placing the first adjusting component is achieved, and the problem that blood is overstressed towards legs due to the fact that the legs are perpendicular to the ground for a long time can be avoided.

(4) According to the wheelchair, the third rotating shaft is pulled outwards along the sixth clamping groove, the cylindrical clamping block rotates towards the front of the wheelchair when reaching the circular groove, the object placing plate rotates along the third rotating shaft to be horizontally placed, the clamping plate is clamped into the second mounting groove, the fixing effect is achieved, and a drawer can be used for containing common medicines and medical appliances and can deal with emergencies.

Drawings

FIG. 1 is a schematic view of a multifunctional wheelchair according to the present invention;

FIG. 2 is a schematic view of a rotating assembly according to the present invention;

FIG. 3 is a schematic view of a tube structure according to the present invention;

FIG. 4 is an enlarged view of the structure at A in the present invention;

FIG. 5 is a schematic view of the structure of the ring body of the present invention;

FIG. 6 is a schematic view of the connection structure of the fixing rod and the first sleeve according to the present invention;

FIG. 7 is a schematic view of the construction of the turn lever assembly of the present invention;

FIG. 8 is a schematic view of the construction of the connecting rod assembly of the present invention;

FIG. 9 is a schematic view of a first adjusting assembly according to the present invention;

FIG. 10 is a schematic view of a connection structure between the second adjusting rod and the third engaging member of the present invention;

FIG. 11 is a schematic view of the mounting structure of the first adjusting lever according to the present invention;

FIG. 12 is a schematic view of the mounting structure of the third adjusting lever according to the present invention;

FIG. 13 is a schematic view of a slider assembly according to the present invention;

FIG. 14 is a schematic view of a second rotating shaft according to the present invention;

FIG. 15 is a schematic view of the storage plate device of the present invention;

FIG. 16 is a schematic structural view of a first mounting groove, a sixth locking groove and a circular groove in the present invention;

FIG. 17 is a schematic view of the drawer mounting structure of the present invention;

fig. 18 is an enlarged schematic view of B in fig. 15.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

10. a wheelchair assembly;

20. a frame assembly; 201. a hand-held lever; 202. a vertical rod; 203. hand-holding the wheel; 204. a back plate; 205. a seat plate;

30. a rotating assembly; 301. a first bend pipe; 3011. a pipe body; 3012. a card slot; 302. a rotating member;

3021. a ring body; 3022. a first clamping block; 3023. a second fixture block; 303. a loop bar assembly; 3031. a first card slot;

3032. fixing the rod; 3033. a first sleeve; 304. a rotating rod assembly; 3041. rotating the block; 3042. a loop bar;

3043. a second card slot; 3044. a second sleeve; 305. a connecting rod assembly; 3051. a third card slot; 3052. a connecting rod; 3053. a universal wheel;

40. a first adjustment assembly; 401. a support bar; 402. a leg rest; 403. a fifth card slot; 404. a screw head;

405. a second bend pipe; 406. a foot pedal; 407. a second adjusting lever; 408. a third fixture block;

50. a second adjustment assembly; 501. a first adjusting lever; 5011. a third sleeve; 5012. a fourth card slot;

5013. a threaded rod; 5014. a top rod; 502. a third adjusting lever; 503. a slider assembly; 5031. a slider;

5032. a baffle plate; 5033. a first rotating shaft; 504. a chute; 505. a second rotating shaft;

60. a shelf unit; 601. a storage plate; 6011. a cylindrical fixture block; 6012. a drawer; 6013. a handle;

6014. clamping a plate; 6015. a third rotating shaft; 602. a third bend; 6021. a first mounting groove; 6022. a sixth card slot;

6023. a circular groove; 603. a fourth bend; 6031. and a second mounting groove.

Detailed Description

The utility model is further described below in connection with specific embodiments.

Example 1

Referring to fig. 1, which is a schematic structural view of a multifunctional utility wheelchair according to a preferred embodiment of the present invention, the multifunctional utility wheelchair of the present embodiment includes a wheelchair assembly 10, the wheelchair assembly 10 is formed by combining a frame assembly 20 and a rotating member 30, the rotating member 30 is symmetrically mounted on an upper end of the frame assembly 20, and a first adjusting member 40 is mounted on one side of the rotating member 30. In the prior art, the rotation is usually realized by a motor or manual rotation, and is adjusted by a mechanical structure.

The bicycle frame assembly 20 comprises a holding rod 201, wherein symmetrical vertical rods 202 are assembled on one side of the holding rod 201, hand-held wheels 203 are assembled at the lower ends of the vertical rods 202, a back plate 204 is assembled on the vertical rods 202, the rotating component 30 is assembled on the vertical rods 202, the back plate 204 is assembled between the vertical rods 202 on the two sides, and a seat plate 205 is assembled at the lower end of the rotating component 30.

As shown in fig. 2 to 8, which are schematic structural diagrams of the rotating assembly of the present invention, the rotating assembly 30 includes a first elbow 301, a rotating member 302, a sleeve rod assembly 303, a rotating rod assembly 304 and a connecting rod assembly 305, the first elbow 301 includes a tube 3011, one end of the tube 3011 is provided with a through hole, a slot 3012 is provided on an inner wall of the through hole, the rotating member 302 includes a ring 3021, the ring 3021 is hollow, the first block 3022 is provided on left and right sides of the hollow inside, the second block 3023 is provided on front and back sides, the sleeve rod assembly 303 includes a first sleeve 3033, the first sleeve 3033 is provided with a fixing rod 3032 inside, the first block 3022 is hollow inside, the outer wall is provided with a symmetrical first slot 3031, the rotating rod assembly 304 includes a sleeve rod 3042, the upper and lower ends of the sleeve rod 3042 are provided with rotating blocks 3041, and a second sleeve 3044 is provided on a position of the sleeve rod 3042 near the lower rotating block 3041, a second clamping groove 3043 is formed in a position, close to the upper end rotating block 3041, of the sleeve rod 3042, the connecting rod assembly 305 includes a connecting rod 3052, the connecting rod 3052 is hollow inside, a third clamping groove 3051 is formed in a position, close to the upper end, of the hollow inside, the lower end of the connecting rod 3052 is provided with a universal wheel 3053, and the first adjusting assembly 40 is assembled on the side wall of the second sleeve 3044.

The rotating block 3041 assembled at the lower end of the sleeve rod 3042 is rotatably connected with the third slot 3051, the rotating block 3041 assembled at the upper end is rotatably connected with the slot 3012, the sleeve rod assembly 303 is assembled on the upper end face of the second sleeve 3044 and sleeved on the outer wall of the sleeve rod 3042, the rotating member 302 is assembled on the upper end face of the first sleeve 3033 and sleeved on the outer wall of the fixed rod 3032, the first clamping block 3022 is clamped with the first slot 3031, and the second clamping block 3023 is clamped with the sleeve rod 3042.

Through the structure, the rotating part 302 is lifted upwards to separate the first clamping block 3022 from the first clamping groove 3031, the second clamping block 3023 is rotated at the moment, the loop bar 3042 rotates along with the first adjusting assembly 40, and the rotating part 302 is rotated downwards to enable the first clamping block 3022 to be clamped into the first clamping groove 3031 to fix the rotating part 302 after the rotation is completed.

As shown in fig. 9 to 10, which are schematic structural diagrams of a first adjustment assembly of the present invention, the first adjustment assembly 40 includes a support rod 401 and a second bent tube 405, a leg support plate 402 is assembled on one side of the support rod 401, a fifth engaging groove 403 is disposed on an outer wall of the support rod 401 near a lower end, the support rod 401 is hollow, a screw head 404 is assembled at an upper end of the second bent tube 405, a second bent tube 405 is assembled on one side of the second bent tube 405, the screw head 404 is inserted into the support rod 401, a second adjustment rod 407 is assembled at the fifth engaging groove 403, the support rod 401 is hollow, an internal thread is disposed at one end of the hollow portion, a third engaging block 408 is disposed at the other end of the hollow portion, the third engaging block 408 is rotatably connected to the fifth engaging groove 403, the screw head 404 is connected to the second adjustment rod 407 by a screw thread, and a pedal 406 is assembled at one side of the second bent tube 405.

Through rotating second adjusting rod 407 can make the thread head 404 follow the internal thread that sets up on second adjusting rod 407 and extend from the inside of fifth draw-in groove 403 to can adjust the length of first adjustment subassembly 40, can adjust first adjustment subassembly 40 when adjusting to both sides and adjust high can reach the fixed effect to wheelchair assembly 10, in the front, can adjust the length of first adjustment subassembly 40 and can adapt to the people of different sizes and use.

In this embodiment, the rotating member 302 is lifted upwards to separate the first clamping block 3022 from the first clamping groove 3031, the second clamping block 3023 is rotated, the sleeve 3042 is rotated accordingly, the adjusted side of the first adjusting assembly 40 can be adjusted, after the rotation is completed, the rotating member 302 is lifted downwards to clamp the first clamping block 3022 into the first clamping groove 3031 to fix the rotating member 302, thereby preventing the misoperation, the threaded head 404 can extend from the interior of the fifth clamping groove 403 along the internal thread arranged on the second adjusting rod 407 by rotating the second adjusting rod 407, so as to adjust the length of the first adjusting assembly 40, the first adjusting assembly 40 can be adjusted to be high to fix the wheelchair assembly 10 when the first adjusting assembly 40 is adjusted to two sides, in the front direction, the length of the first adjusting assembly 40 can be adjusted to adapt to people with different body types, and the above structure can effectively solve the problem that the existing wheelchair both-side pedals 406 are fixedly connected, cannot be moved and lengthened, and cannot be adjusted according to the body of the patient.

Example 2

As shown in fig. 11, which is a schematic structural diagram of a second adjusting assembly according to another preferred embodiment of the present invention, in the second adjusting assembly of this embodiment, a second adjusting assembly 50 is additionally installed on a side of a second sleeve 3044 close to a lower side on the basis of embodiment 1, the second adjusting assembly 50 includes a first adjusting rod 501, and the first adjusting rod 501 is installed on a side of the second sleeve 3044 close to the lower side. The structure that can adjust the running-board angle sets up in the below of wheelchair, can avoid patient's maloperation, or hit other objects in the removal, lead to damaging.

As shown in fig. 12-14, which are schematic views of the mounting structure of the second adjustment assembly in this embodiment, the first adjusting rod 501 comprises a third sleeve 5011 and a top rod 5014, the third sleeve 5011 is hollow, a fourth slot 5012 is arranged at a position close to one end of the third sleeve 5011, a third adjusting rod 502 is assembled at the fourth slot 5012, the structure of the third adjusting rod 502 is the same as that of the second adjusting rod 407, and the threaded rod 5013 is in threaded connection with the third adjusting rod 502 and extends into the third barrel 5011, the other end of the ejector 5014 is provided with a slide block assembly 503, the slide block assembly 503 comprises a first rotating shaft 5033, the two ends of the first rotating shaft 5033 are provided with baffles 5032, the upper ends of the two baffles 5032 are provided with slide blocks 5031, and the outer wall surface of the first adjusting component 40 near the lower part is provided with a sliding slot 504, the sliding block 5031 is connected with the sliding slot 504 in a sliding way, and the curved part of the support rod 401 is provided with a second rotating shaft 505.

In this embodiment, the threaded rod 5013 extends outward from the third barrel 5011 by rotating the third adjusting lever 502, the sliding block assembly 503 connected to the other end of the push rod 5014 slides in the sliding slot 504, and the push rod 5014 rotates on the first rotating shaft 5033 during sliding to rotate the first adjusting assembly 40 along the second rotating shaft 505, so as to achieve the effect of placing the first adjusting assembly 40 horizontally, and avoid the problem of overstressing blood toward the legs due to the fact that the legs are perpendicular to the ground for a long time.

Example 3

As shown in fig. 15 to 18, which are schematic views of a storage board structure according to another preferred embodiment of the present invention, in the storage board apparatus of this embodiment, a storage board apparatus 60 is added on the basis of embodiment 2, the storage board apparatus 60 includes a storage board 601, a third bent pipe 602, and a fourth bent pipe 603, the storage board 601 is assembled on a side surface of the third bent pipe 602, and the storage board 601 and the third bent pipe 602 are assembled on two side vertical rods 202. Most of the object placing plates in the prior art are only one plate, and some objects are prevented from being arranged above the object placing plates, but the object placing plates in the utility model can prevent the objects from being arranged on the upper end surface, can also contain some common medicines, can carry out emergency treatment on patients in emergency, and can support the object placing plates through the third bent pipe 602, so that the carried weight is more.

The third elbow pipe 602 is provided with a first mounting groove 6021, the upper end and the lower end of the first mounting groove 6021 are provided with a sixth clamping groove 6022, one end of the sixth clamping groove 6022 is provided with a circular groove 6023, the inside of the object placing plate 601 is hollow, a drawer 6012 is arranged on the object placing plate 601, a handle 6013 is arranged on the drawer 6012, one side of the object placing plate 601 is provided with a clamping plate 6014, a third rotating shaft 6015 is arranged on the front side of the object placing plate 601 close to the upper end face, a symmetrical cylindrical clamping block 6011 is arranged on the third rotating shaft 6015 at the position far away from the clamping plate 6014, a second mounting groove 6031 is arranged on the fourth elbow pipe 603, the cylindrical clamping block 6011 is arranged at the first mounting groove 6021, and the cylindrical clamping block 6011 is arranged on the sixth clamping groove 6022.

In this embodiment, when the object placing plate 601 needs to be used, the third rotating shaft 6015 is pulled outwards along the sixth clamping groove 6022, the cylindrical clamping block 6011 rotates towards the front of the wheelchair when reaching the circular groove 6023, the object placing plate 601 is rotated along the third rotating shaft 6015 to be horizontally placed on the object placing plate 601, the clamping plate 6014 is clamped into the second mounting groove 6031 to achieve a fixing effect, the drawer 6012 can be filled with some commonly used medicines and medical apparatuses, emergencies can be responded, and the emergency treatment can be performed after the use according to the above steps.

While the utility model has been described in further detail in connection with specific embodiments thereof, it will be understood that the utility model is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the utility model, which should be considered to be within the scope of the utility model as defined by the appended claims.

Claims (10)

1. A multifunctional practical wheelchair comprises a wheelchair assembly (10), wherein the wheelchair assembly (10) is formed by combining a frame assembly (20) and rotating components (30), the rotating components (30) are symmetrically assembled at the upper end of the frame assembly (20), and a first adjusting component (40) is assembled at one side of the rotating components (30);

the method is characterized in that:

rotation subassembly (30) include first return bend (301), rotate piece (302), loop bar subassembly (303) rotation pole subassembly (304) and connecting rod subassembly (305), first return bend (301) including body (3011), body (3011) one end is provided with the through-hole, and is provided with draw-in groove (3012) on the through-hole inner wall, rotation piece (302) including ring body (3021), inside cavity of ring body (3021), and inside cavity department left and right sides is equipped with first fixture block (3022), both sides are equipped with second fixture block (3023) around,.

2. A multi-functional utility wheelchair in accordance with claim 1, wherein: the sleeve rod assembly (303) comprises a first sleeve (3033), a fixing rod (3032) is assembled inside the first sleeve (3033), a first clamping block (3022) is hollow, symmetrical first clamping grooves (3031) are formed in the outer wall of the first clamping block, the rotating rod assembly (304) comprises a sleeve rod (3042), rotating blocks (3041) are assembled at the upper end and the lower end of the sleeve rod (3042), a second sleeve (3044) is assembled at the position, close to the lower end rotating block (3041), of the sleeve rod (3042), and a second clamping groove (3043) is formed at the position, close to the upper end rotating block (3041), of the sleeve rod (3042).

3. A multi-functional utility wheelchair in accordance with claim 1, wherein: the connecting rod assembly (305) comprises a connecting rod (3052), the connecting rod (3052) is hollow inside, a third clamping groove (3051) is formed in the position, close to the upper end, of the hollow inside, the lower end of the connecting rod (3052) is assembled with a universal wheel (3053), and the first adjusting assembly (40) is assembled on the side wall of the second sleeve (3044).

4. A multi-functional utility wheelchair in accordance with claim 1, wherein: the rotating block (3041) assembled at the lower end of the sleeve rod (3042) is rotatably connected with the third clamping groove (3051), the rotating block (3041) assembled at the upper end is rotatably connected with the clamping groove (3012), the sleeve rod assembly (303) is assembled on the upper end face of the second sleeve (3044) and sleeved on the outer wall of the sleeve rod (3042), the rotating part (302) is assembled on the upper end face of the first sleeve (3033) and sleeved on the outer wall of the fixed rod (3032), the first clamping block (3022) is clamped with the first clamping groove (3031), and the second clamping block (3023) is clamped with the sleeve rod (3042).

5. A multi-functional utility wheelchair in accordance with claim 1, wherein: the first adjusting component (40) comprises a supporting rod (401) and a second bent pipe (405), a leg supporting plate (402) is assembled at one side of the supporting rod (401), a fifth clamping groove (403) is arranged on the outer wall of the support rod (401) close to the lower end, the interior of the support rod (401) is hollow, the upper end of the second elbow (405) is provided with a thread head (404), one side of the second elbow (405) is provided with the second elbow (405), the screw head (404) is inserted into the supporting rod (401), the fifth clamping groove (403) is provided with a second adjusting rod (407), the supporting rod (401) is hollow, and one end of the hollow part in the inner part is provided with an internal thread, the other end of the hollow part is provided with a third clamping block (408), the third clamping block (408) is rotatably connected with a fifth clamping groove (403), a threaded head (404) is in threaded connection with a second adjusting rod (407), and one side of a second elbow (405) is assembled with a pedal plate (406).

6. A multi-functional utility wheelchair in accordance with claim 1, wherein: the adjusting device further comprises a second adjusting assembly (50) which is assembled on one side, close to the lower part, of the second sleeve (3044), wherein the second adjusting assembly (50) comprises a first adjusting rod (501), and the first adjusting rod (501) is assembled on one side, close to the lower part, of the second sleeve (3044).

7. A multi-functional utility wheelchair in accordance with claim 6, wherein: the first adjusting rod (501) comprises a third sleeve (5011) and an ejector rod (5014), the third sleeve (5011) is hollow inside, a fourth clamping groove (5012) is formed in the position close to one end of the third sleeve (5011), the fourth clamping groove (5012) is assembled with the third adjusting rod (502), the third adjusting rod (502) is identical to the second adjusting rod (407) in structure, the threaded rod (5013) is in threaded connection with the third adjusting rod (502) and penetrates into the third sleeve (5011), and the other end of the ejector rod (5014) is assembled with a sliding block assembly (503).

8. A multi-functional utility wheelchair in accordance with claim 7, wherein: the sliding block assembly (503) comprises a first rotating shaft (5033), two ends of the first rotating shaft (5033) are provided with baffles (5032), the upper ends of the baffles (5032) at two sides are provided with sliding blocks (5031), the outer wall surface of the first adjusting assembly (40) close to the lower part is provided with a sliding groove (504), the sliding blocks (5031) are in sliding connection with the sliding groove (504), and the bent part of the supporting rod (401) is provided with a second rotating shaft (505).

9. A multi-functional utility wheelchair in accordance with claim 6, wherein: still including putting thing board device (60), put thing board device (60) including putting thing board (601), third return bend (602) and fourth return bend (603), put thing board (601) assembly in the side of third return bend (602), put thing board (601) and third return bend (602) assembly on both sides montant (202).

10. A multi-functional utility wheelchair in accordance with claim 9, wherein: the improved multifunctional rack is characterized in that a first mounting groove (6021) is arranged on the third elbow (602), sixth clamping grooves (6022) are arranged at the upper end and the lower end of the first mounting groove (6021), a circular groove (6023) is arranged at one end of the sixth clamping groove (6022), the inside of the object placing plate (601) is hollow, a drawer (6012) is arranged on the object placing plate (601) in a plover manner, a handle (6013) is arranged on the drawer (6012), a clamping plate (6014) is assembled on one side of the object placing plate (601), a third rotating shaft (6015) is assembled on the position, close to the upper end face, of the front face of the object placing plate (601), symmetrical cylindrical clamping blocks (6011) are assembled on the position, far away from the clamping plate (6014), a second mounting groove (6031) is arranged on the fourth elbow (603), the cylindrical clamping blocks (6011) are assembled on the first mounting groove (6021), and the cylindrical clamping blocks (6011) are assembled on the sixth clamping groove (6022).

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