CN113303980B

CN113303980B - Multifunctional wheelchair with horizontal function

Info

Publication number: CN113303980B
Application number: CN202110416822.8A
Authority: CN
Inventors: 鲁月红
Original assignee: Shaoxing Second Hospital Medical Community General Hospital
Current assignee: Shaoxing Second Hospital Medical Community General Hospital
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-11-04
Anticipated expiration: 2041-04-19
Also published as: CN113303980A

Abstract

The invention discloses a multifunctional wheelchair with a horizontal function, which can be operated by a caregiver when an old person suddenly suffers from orthostatic hypotension when going out through the wheelchair as follows: two support shafts of the chair back are pulled out of the two first inserting pipes; then the angle of the chair back is rotated by matching the first waist-shaped hole with the first rotating shaft, so that the chair back is rotated to be in a horizontal state, and then the two support shafts of the chair back are inserted into the two second insertion pipes; then the stabilizing frame is rotated to be supported on the ground; then the headrest is moved to a proper position by elongating the multi-section telescopic rod; finally, the old can lie on the chair back to relieve symptoms, and the old can go out through the wheelchair conveniently.

Description

Multifunctional wheelchair with horizontal function

Technical Field

The invention relates to the technical field of medical instruments, in particular to a multifunctional wheelchair with a horizontal function.

Background

Orthostatic hypotension, also known as orthostatic hypotension, is a common disease of elderly and children, and accounts for about 15% of orthostatic hypotension of elderly over 65 years old, wherein 30-50% of orthostatic hypotension of over 75 years old, especially weak and long-term bedridden elderly (50% or more of people in nursing homes), is an important risk factor for syncope and fainting of elderly, and is frequently seen in diseases such as spinal cord diseases and endocrine disorders, and mainly manifested as dizziness, black sleep, nausea, fatigue, dyspnea and syncope of severe people. The symptoms are relieved after lying down. The old people who are weak and lie in bed for a long time mainly go out by a wheelchair at ordinary times, the wheelchair does not have the function of lying on the back, symptoms cannot be relieved if sudden orthostatic hypotension occurs, a plurality of accompanying persons are needed to keep the old people in the state of lying on the back, and a plurality of complications are caused if the treatment is not timely. Thereby exposing the shortages of the ordinary wheelchair.

Disclosure of Invention

The invention aims to provide a multifunctional wheelchair with a horizontal function, which is used for relieving symptoms of old people and facilitating the old people to go out through the wheelchair.

The technical purpose of the invention is realized by the following technical scheme: a multifunctional wheelchair with a horizontal function comprises a wheelchair body and a chair back arranged on the wheelchair body, wherein the chair back comprises two support shafts and a back cushion, the two support shafts are positioned behind the wheelchair body and connected in parallel, the back cushion is arranged between the two support shafts, and a plurality of connecting rods are arranged between the two support shafts; the wheelchair comprises a support shaft, a first waist-shaped hole, a first inserting pipe, a second inserting pipe and a second inserting pipe, wherein the lower end of the support shaft is provided with the first waist-shaped hole extending along the length direction of the support shaft; a stabilizing frame is rotatably connected between the upper ends of the two support shafts, and when the support shafts are inserted into the second inserting pipe, the stabilizing frame is used for supporting on the ground after rotating; the upper ends of the two support shafts are respectively provided with a plurality of sections of telescopic rods, the extending direction of the plurality of sections of telescopic rods is the same as the extending direction of the support shafts, one ends of the two plurality of sections of telescopic rods, which are far away from the support shafts, are provided with backing plates, and the backing plates are provided with headrests for holding the heads of the old.

By adopting the scheme, the accompanying person can operate as follows when the old people go out through the wheelchair and suddenly suffer from orthostatic hypotension: the two support shafts of the chair back are pulled out of the two first inserting pipes; then the angle of the chair back is rotated by matching the first waist-shaped hole with the first rotating shaft, so that the chair back is rotated to be in a horizontal state, and then the two support shafts of the chair back are inserted into the two second insertion pipes; then the stabilizing frame is rotated to be supported on the ground; then the headrest is moved to a proper position by elongating the multi-section telescopic rod; finally, the old can lie on the chair back to relieve symptoms, and the old can go out through the wheelchair conveniently.

The invention is further provided with: the side of the opening of the first plug pipe is provided with a first limiting piece, the side of the opening of the second plug pipe is provided with a second limiting piece, when the lower end of the first waist-shaped hole of the supporting shaft is in contact with the first rotating shaft and the supporting shaft rotates around the first rotating shaft, the lowest end of the supporting shaft is abutted against the first limiting piece and aligned to the first plug pipe after rotating towards the first plug pipe, and the lowest end of the supporting shaft is abutted against the second limiting piece and aligned to the second plug pipe after rotating towards the second plug pipe.

Through adopting above-mentioned scheme, when the first waist shape hole lower extreme of back shaft contacts with first pivot and the back shaft rotates round first pivot, the conflict is at first spacing piece and aim at first grafting pipe after the lower extreme of back shaft rotates towards first grafting pipe department, and the conflict is at the spacing piece of second and aim at the second grafting pipe after the lower extreme of back shaft rotates towards second grafting pipe department to make things convenient for the back shaft to peg graft in first grafting pipe or peg graft in the second grafting pipe.

The invention is further provided with: the U-shaped shape of the stabilizing frame is characterized in that the stabilizing frame is U-shaped, second waist-shaped holes are formed in two ends of the stabilizing frame, a second rotating shaft penetrating through the second waist-shaped holes is arranged on the side face of the supporting shaft, when the supporting shaft of the chair back rotates to a horizontal state, the bottom of the stabilizing frame is vertically supported on the ground after falling under the action of gravity, the second rotating shaft abuts against the lower end of the second waist-shaped holes in the state, when the supporting shaft moves along the horizontal direction and then is inserted into the second inserting pipe, the upper end of the stabilizing frame is driven by the second rotating shaft to move towards the direction close to the wheelchair body and then is inclined, when the supporting shaft is completely inserted into the second inserting pipe, the second rotating shaft abuts against the upper end of the second waist-shaped holes in the state, the bottom of the stabilizing frame is supported on the ground after falling under the action of gravity, and meanwhile, a limiting block which limits the rotation of the stabilizing frame to be inclined after the supporting shaft is completely inserted into the second inserting pipe is arranged on the supporting shaft.

Through adopting above-mentioned scheme, at the in-process that makes two back shafts of the back of the chair rotate the horizontality, at first stabilize the state that the frame gravity action down kept drooping (and there is certain rocking), then stabilize the frame and support subaerial, finally stabilize the frame and can be in following three kinds of states: (1) The stabilizing frame is in a vertical state and is supported on the ground, and the second rotating shaft is abutted against the lower end of the second waist-shaped hole in the state; (2) The lower end of the stabilizing frame inclines towards the direction close to the wheelchair body and is supported on the ground, and the second rotating shaft abuts against the upper end of the second waist-shaped hole in the state; (3) The lower end of the stabilizing frame inclines towards the direction far away from the wheelchair body and is supported on the ground, the second rotating shaft abuts against the upper end of the second waist-shaped hole in the state, and the stabilizing frame is abutted against the limiting block. Meanwhile, in the process that the supporting shaft of the chair back is inserted into the second inserting pipe, the chair back and the stabilizing frame move towards the direction close to the wheelchair body, if the stabilizing frame is in the state (1) and the state (3) in the early stage, the stabilizing frame is in the state (3) in the later stage, so that a good supporting effect is achieved, if the stabilizing frame is in the state (2) in the early stage, an attendant pushes the stabilizing frame backwards, and the stabilizing frame is also in the state (3) in the later stage, so that a good supporting effect is achieved; the final structural design has the effect of facilitating the stable frame to quickly play a good supporting effect.

The invention is further provided with: one side that the back cushion is connected the back shaft is provided with the breach, the handrail rear end of wheelchair body is provided with the connecting band, works as when the back shaft is pegged graft in first grafting pipe, the supporting shaft is walked around from the breach of back cushion to the connecting band, the connecting band middle part is provided with magic tape matt surface, the one end that the supporting shaft was walked around to the connecting band is provided with and is used for the magic subsides hook face of bonding on magic tape matt surface.

By adopting the scheme, when the back of the chair is used for the back of the old to lean against, the back of the chair is only inserted into the first inserting pipe through the supporting shaft for fixing, and at the moment, the problems that the connection stability of the back of the chair is poor and the back of the chair is pulled out from the first inserting pipe exist; at this moment, the connecting belt is arranged on the handrail of the wheelchair body, the connecting belt is adhered to the supporting shaft from the notch of the back cushion through the magic tape and the hook and loop surface, the connection stability of the chair back can be improved, and the connecting belt penetrates through the notch of the back cushion, so that the chair back can not be pulled out from the first inserting pipe.

The invention is further configured as follows: a flat mounting groove is formed in the end face, close to the second plug pipe, of the supporting shaft, a through hole communicated with the mounting groove is formed in the side face of the supporting shaft, limiting holes corresponding to the through holes are formed in the peripheral side of the second plug pipe, a U-shaped metal elastic sheet is arranged in the mounting groove, two sides of the metal elastic sheet abut against the inner wall of the mounting groove, a limiting bulge protruding out of the through hole and used for being embedded into the limiting hole is formed in one end of the metal elastic sheet, and one end, far away from the metal elastic sheet, of the limiting bulge is hemispherical; when the support shaft is inserted into the second insertion pipe and the upper end of the first waist-shaped hole of the support shaft is contacted with the first rotating shaft, the limiting protrusion is just embedded into the limiting hole; and when the lower end of the first waist-shaped hole of the supporting shaft is contacted with the first rotating shaft and the supporting shaft rotates around the first rotating shaft towards the second inserting pipe, the limiting protrusion abuts against the second limiting sheet.

By adopting the scheme, although the support shaft has certain stability after being horizontally inserted into the second insertion pipe, if the wheel of the wheelchair body is not braked, the support shaft is easy to loose and slide along the second insertion pipe, and at the moment, the limiting bulge of the metal elastic sheet is embedded into the limiting hole of the second insertion pipe for fixing so as to play a role in reinforcement; meanwhile, when the lower end of the first waist-shaped hole of the supporting shaft is contacted with the first rotating shaft and the supporting shaft rotates around the first rotating shaft towards the second inserting pipe, the limiting protrusion abuts against the second limiting sheet, so that the limiting protrusion can automatically retract in the process of inserting the supporting shaft into the second inserting pipe, and the supporting shaft is conveniently inserted into the second inserting pipe; however, after the design, when the support shaft is inserted into the first insertion pipe, the limit bulge needs to be pressed first, so that the support shaft can be inserted into the first insertion pipe, and in addition, the limit bulge can be abutted against the inner wall of the first insertion pipe, so that the effect of preventing the support shaft from being loosened after the support shaft is inserted into the first insertion pipe is achieved.

The invention is further provided with: the peripheral side of the second inserting pipe is rotatably connected with a pressing sheet, and the pressing sheet is provided with a pressing bulge which is aligned to the limiting hole and enables the limiting bulge to be separated from the limiting hole in the pressing process.

Through adopting above-mentioned scheme, according to the pressing sheet and press down bellied setting, can realize making things convenient for spacing arch to break away from spacing hole to the convenience is taken the stay tube out in following the second grafting pipe.

The invention is further provided with: the upper end of the supporting shaft is provided with a push handle extending towards the rear of the wheelchair body; when the supporting shaft is inserted into the first inserting pipe, the pushing handle extends along the horizontal direction.

By adopting the scheme, the push handle has the function of conveniently pushing the wheelchair.

Drawings

FIG. 1 is a schematic view of the structure of embodiment 1;

FIG. 2 is a partial schematic view showing a state where the support shaft is inserted into the first insertion tube in embodiment 1;

FIG. 3 is a partial schematic view showing a state where the support shaft is pulled out from the first socket pipe in embodiment 1;

fig. 4 is a partial schematic view showing a state where the support shaft is rotated to the horizontal state in embodiment 1;

FIG. 5 is a partial schematic view showing a state where the support shaft is inserted into the second insertion tube in embodiment 1;

fig. 6 is a state process diagram of fig. 2 to 5 in embodiment 1;

FIG. 7 is a schematic structural view of embodiment 2;

FIG. 8 is a schematic structural view of embodiment 3;

fig. 9 is a partial enlarged view at a in fig. 8.

Reference numerals: 1. a wheelchair body; 2. a chair back; 21. a support shaft; 211. a first waist-shaped aperture; 212. a second rotating shaft; 213. a limiting block; 214. mounting grooves; 215. a through hole; 22. back cushion; 221. a notch; 3. a handrail; 4. a first rotating shaft; 5. a first bayonet tube; 51. a first limiting sheet; 6. a second bayonet tube; 61. a second limiting sheet; 62. a limiting hole; 7. a stabilizing frame; 71. a second waist-shaped aperture; 8. a multi-section telescopic rod; 9. a base plate; 10. a headrest; 11. a connecting belt; 111. magic tape hair side; 112. hook surface of magic tape; 13. a metal spring sheet; 131. a limiting bulge; 14. pressing the sheet; 141. pressing the protrusion; 15. and (6) pushing the hand.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: a multifunctional wheelchair with a horizontal function is shown in figures 1 and 2 and comprises a wheelchair body 1 and a chair back 2 arranged on the wheelchair body 1, wherein the chair back 2 comprises two support shafts 21 which are positioned behind the wheelchair body 1 and connected in parallel, a back cushion 22 fixedly arranged between the two support shafts 21, and a plurality of connecting rods (not shown in the figures) are arranged between the two support shafts 21.

As shown in fig. 1 to 6, the lower end of the support shaft 21 is provided with a first waist-shaped hole 211 extending along the length direction thereof, and the wheelchair body 1 is provided with a first rotation shaft 4 passing through the first waist-shaped hole 211. The back of the chair 2 is in the first grafting pipe 5 that supplies the normal state of leaning on of old person's back after being provided with the lower extreme grafting that supplies back shaft 21 on the wheelchair body 1, is provided with the second grafting pipe 6 that supplies the back of the chair 2 to be in the state of lying flat of old person after the lower extreme grafting of supplying back shaft 21 on the wheelchair body 1, and the second grafting pipe 6 extends along the horizontal direction. A first limiting piece 51 is arranged on the periphery of the opening of the first plug-in pipe 5, and a second limiting piece 61 is arranged on the periphery of the opening of the second plug-in pipe 6; when the lower end of the first kidney-shaped hole 211 of the supporting shaft 21 contacts with the first rotating shaft 4 and the supporting shaft 21 rotates around the first rotating shaft 4, the lowest end of the supporting shaft 21 rotates towards the first inserting pipe 5 and then abuts against the first limiting piece 51 and aligns with the first inserting pipe 5, and the lowest end of the supporting shaft 21 rotates towards the second inserting pipe 6 and then abuts against the second limiting piece 61 and aligns with the second inserting pipe 6.

As shown in fig. 1 to 6, a stabilizing frame 7 is rotatably connected between the upper ends of the two support shafts 21, and when the support shafts 21 are inserted into the second insertion pipes 6, the stabilizing frame 7 is rotated to be supported on the ground. The shape of the stabilizing frame 7 is "U" -shaped, two ends of the stabilizing frame 7 are provided with second waist-shaped holes 71, and the side of the supporting shaft 21 is provided with a second rotating shaft 212 passing through the second waist-shaped holes 71. When the supporting shaft 21 of the chair back 2 rotates to a horizontal state, the bottom of the stabilizing frame 7 is vertically supported on the ground after falling under the action of gravity, the second rotating shaft 212 is abutted against the lower end of the second kidney-shaped hole 71 in the state, when the supporting shaft 21 is inserted into the second inserting pipe 6 after moving along the horizontal direction, the upper end of the stabilizing frame 7 is driven by the second rotating shaft 212 to move towards the direction close to the wheelchair body 1 and then to be inclined, when the supporting shaft 21 is completely inserted into the second inserting pipe 6, the second rotating shaft 212 is abutted against the upper end of the second kidney-shaped hole 71 in the state, the bottom of the stabilizing frame 7 is supported on the ground after falling under the action of gravity, and meanwhile, the supporting shaft 21 is provided with a limiting block 213 which limits the rotation of the inclined stabilizing frame 7 after the supporting shaft 21 is completely inserted into the second inserting pipe 6.

As shown in fig. 1 to 2, a plurality of telescopic rods 8 are respectively arranged at the upper ends of two support shafts 21, the extending direction of the telescopic rods 8 is the same as the extending direction of the support shafts 21, a cushion plate 9 is arranged at one end of each telescopic rod 8 far away from the support shaft 21, and a headrest 10 for the head of the elderly is arranged on the cushion plate 9.

As shown in fig. 1 to 2, the upper end of the support shaft 21 is provided with a push handle 15 extending toward the rear of the wheelchair body 1; when the support shaft 21 is inserted into the first insertion tube 5, the push handle 15 extends in the horizontal direction.

The implementation effect is as follows: the accompanying person who is in the emergency of orthostatic hypotension when the old people go out through the wheelchair can operate as follows: the two support shafts 21 of the chair back 2 are pulled out from the two first inserting pipes 5; then the angle of the chair back 2 is rotated by the matching of the first waist-shaped hole 211 and the first rotating shaft 4, so that the chair back 2 rotates to be in a horizontal state, and then the two supporting shafts 21 of the chair back 2 are inserted into the two second inserting pipes 6; then the stabilizing frame 7 is rotated to be supported on the ground; then the headrest 10 is moved to a proper position by elongating the multi-sectional telescopic rod 8; finally, the old can lie on the chair back 2 to relieve symptoms, and the old can go out through the wheelchair conveniently.

In the process of rotating the two support shafts 21 of the chair back 2 to the horizontal state, firstly the stabilizing frame 7 is kept in a falling state (and has certain shaking) under the action of gravity, then the stabilizing frame 7 is supported on the ground, and finally the stabilizing frame 7 can be in the following three states: (1) The stabilizing frame 7 is in a vertical state and is supported on the ground, and the second rotating shaft 212 is abutted against the lower end of the second waist-shaped hole 71 in the state; (2) The lower end of the stabilizing frame 7 inclines towards the direction close to the wheelchair body 1 and is supported on the ground, and the second rotating shaft 212 props against the upper end of the second waist-shaped hole 71 in the state; (3) The lower end of the stabilizing frame 7 inclines towards the direction far away from the wheelchair body 1 and is supported on the ground, the second rotating shaft 212 props against the upper end of the second waist-shaped hole 71 in the state, and the stabilizing frame 7 props against the limiting block 213. Meanwhile, in the process that the supporting shaft 21 of the chair back 2 is inserted into the second inserting pipe 6, the chair back 2 and the stabilizing frame 7 move towards the direction close to the wheelchair body 1, if the stabilizing frame 7 is in the state (1) and the state (3) in the early stage, the stabilizing frame 7 is in the state (3) in the later stage, so that a good supporting effect is achieved, if the stabilizing frame 7 is in the state (2) in the early stage, an attendant pushes the stabilizing frame 7 backwards, and the stabilizing frame 7 is also in the state (3) in the later stage, so that a good supporting effect is achieved; finally, the structural design has the effect of facilitating the quick good supporting effect of the stabilizing frame 7.

Example 2: a multifunctional wheelchair with a lying function, as shown in fig. 7, is different from the wheelchair of embodiment 1 in that: one side that back cushion 22 connects back shaft 21 is provided with breach 221, and the handrail 3 rear end of wheelchair body 1 is provided with connecting band 11, and when back shaft 21 pegged graft in first grafting pipe 5, connecting band 11 was walked around back shaft 21 from back cushion 22's breach 221 department, and the connecting band 11 middle part is provided with magic tape matt surface 111, and the one end that connecting band 11 was walked around back shaft 21 is provided with the magic tape hook face 112 that is used for the bonding on magic tape matt surface 111.

The implementation effect is as follows: when the chair back 2 is used for the back of the old to lean against, the chair back 2 is only inserted into the first insertion pipe 5 through the support shaft 21 for fixing, and at the moment, the problems that the connection stability of the chair back 2 is poor and the chair back 2 is pulled out from the first insertion pipe 5 exist; at this moment, the connecting belt 11 is arranged on the armrest 3 of the wheelchair body 1, and the connecting belt 11 is adhered to the hook-and-loop fastener 112 through the hook-and-loop fastener 111 after bypassing the supporting shaft 21 from the notch 221 of the back cushion 22, so that the connection stability of the chair back 2 can be improved, and the connecting belt 11 passes through the notch 221 of the back cushion 22, so that the chair back 2 cannot be pulled out from the first inserting pipe 5.

Example 3: a multifunctional wheelchair with a horizontal function, as shown in fig. 8 and 9, is different from the wheelchair of embodiment 2 in that: the end face of the support shaft 21 near the second inserting pipe 6 is provided with a flat mounting groove 214, the side face of the support shaft 21 is provided with a through hole 215 communicated with the mounting groove 214, and the peripheral side of the second inserting pipe 6 is provided with a limiting hole 62 corresponding to the through hole 215. Be provided with the metal shrapnel 13 that is the U type in the mounting groove 214, the both sides of metal shrapnel 13 support tightly on the inner wall of mounting groove 214, and the one end of metal shrapnel 13 is provided with the spacing arch 131 that is used for embedding behind outstanding through-hole 215 in spacing hole 62, and the one end that metal shrapnel 13 was kept away from to spacing arch 131 is hemispherical. When the support shaft 21 is inserted into the second insertion tube 6 and the upper end of the first kidney-shaped hole 211 of the support shaft 21 is in contact with the first rotating shaft 4, the limit protrusion 131 is just inserted into the limit hole 62; and when the lower end of the first kidney-shaped hole 211 of the supporting shaft 21 is contacted with the first rotating shaft 4 and the supporting shaft 21 rotates around the first rotating shaft 4 towards the second inserting pipe 6, the limiting projection 131 is abutted against the second limiting sheet 61.

As shown in fig. 8 and 9, the pressing piece 14 is rotatably connected to the periphery of the second insertion tube 6, and the pressing piece 14 is provided with a pressing protrusion 141 which is aligned with the position-limiting hole 62 and enables the position-limiting protrusion 131 to be separated from the position-limiting hole 62 during pressing.

The implementation effect is as follows: although the support shaft 21 has certain stability after being horizontally inserted into the second insertion tube 6, if the wheel of the wheelchair body 1 is not braked, the support shaft 21 is easy to slip along the second insertion tube 6, and at this time, the limit protrusion 131 of the metal elastic sheet 13 is embedded into the limit hole 62 of the second insertion tube 6 for fixing, so as to play a role of reinforcement; meanwhile, when the lower end of the first kidney-shaped hole 211 of the supporting shaft 21 contacts with the first rotating shaft 4 and the supporting shaft 21 rotates around the first rotating shaft 4 towards the second inserting pipe 6, the limiting protrusion 131 abuts against the second limiting sheet 61, so that the limiting protrusion 131 can automatically retract in the process that the supporting shaft 21 is inserted into the second inserting pipe 6, and the supporting shaft 21 can be conveniently inserted into the second inserting pipe 6; however, after the design, when the supporting shaft 21 is inserted into the first insertion tube 5, the limiting protrusion 131 needs to be pressed first, so that the supporting shaft 21 can be inserted into the first insertion tube 5, and in addition, the limiting protrusion 131 can be tightly abutted against the inner wall of the first insertion tube 5, so that the effect of preventing the supporting shaft 21 from being loosened after being inserted into the first insertion tube 5 is achieved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a multi-functional wheelchair with function of lying, includes wheelchair body (1), sets up back of the chair (2) on wheelchair body (1), its characterized in that: the chair back (2) comprises two support shafts (21) which are connected and parallel at the rear part of the wheelchair body (1) and a back cushion (22) arranged between the two support shafts (21), and a plurality of connecting rods are arranged between the two support shafts (21); the wheelchair comprises a wheelchair body (1), a support shaft (21) and a first connecting pipe (6), wherein the lower end of the support shaft (21) is provided with a first waist-shaped hole (211) extending along the length direction of the support shaft, the wheelchair body (1) is provided with a first rotating shaft (4) penetrating through the first waist-shaped hole (211), the wheelchair body (1) is provided with the first connecting pipe (5) for enabling the lower end of the support shaft (21) to be connected with a back chair (2) in a normal leaning state for the back of an old person, the wheelchair body (1) is provided with the second connecting pipe (6) for enabling the lower end of the support shaft (21) to be connected with the back chair (2) in a horizontal state for the old person, and the second connecting pipe (6) extends along the horizontal direction; a stabilizing frame (7) is rotatably connected between the upper ends of the two support shafts (21), and when the support shafts (21) are inserted into the second inserting pipes (6), the stabilizing frame (7) is used for supporting on the ground after rotating; a plurality of sections of telescopic rods (8) are respectively arranged at the upper ends of the two support shafts (21), the extending direction of the telescopic rods (8) is the same as that of the support shafts (21), a backing plate (9) is arranged at one end, far away from the support shafts (21), of each telescopic rod (8), and a headrest (10) for placing the head of an old person is arranged on the backing plate (9); the U-shaped shape of the stabilizing frame (7) is U-shaped, second waist-shaped holes (71) are formed in two ends of the stabilizing frame (7), second rotating shafts (212) penetrating through the second waist-shaped holes (71) are arranged on the side faces of the supporting shafts (21), when the supporting shafts (21) of the chair back (2) rotate to a horizontal state, the bottoms of the stabilizing frame (7) are vertically supported on the ground after falling under the action of gravity, the second rotating shafts (212) abut against the lower ends of the second waist-shaped holes (71) in the state, when the supporting shafts (21) move along the horizontal direction and then are inserted into the second inserting pipes (6), the upper ends of the stabilizing frame (7) move towards the direction close to the wheelchair body (1) under the driving of the second rotating shafts (212) and then are inclined, when the supporting shafts (21) are completely inserted into the second inserting pipes (6), the second rotating shafts (212) abut against the upper ends of the second inserting pipes (71) in the state, the falling ends of the supporting shafts (7) are completely inserted into the second inserting pipes (6), and the second rotating limiting blocks (213) are arranged on the bottoms of the supporting shafts (21) and simultaneously.

2. The multifunctional wheelchair with the lying function according to claim 1, wherein: the opening periphery of the first plug pipe (5) is provided with a first limiting piece (51), the opening periphery of the second plug pipe (6) is provided with a second limiting piece (61), when the lower end of the first waist-shaped hole (211) of the supporting shaft (21) is in contact with the first rotating shaft (4) and the supporting shaft (21) rotates around the first rotating shaft (4), the lowest end of the supporting shaft (21) abuts against the first limiting piece (51) and aligns with the first plug pipe (5) after rotating towards the first plug pipe (5), and the lowest end of the supporting shaft (21) abuts against the second limiting piece (61) and aligns with the second plug pipe (6) after rotating towards the second plug pipe (6).

3. The multifunctional wheelchair with a horizontal function as claimed in claim 2, wherein: one side that back cushion (22) are connected back shaft (21) is provided with breach (221), handrail (3) rear end of wheelchair body (1) is provided with connecting band (11), works as when back shaft (21) are pegged graft in first grafting pipe (5), back shaft (21) are walked around from breach (221) of back cushion (22) in connecting band (11), connecting band (11) middle part is provided with magic tape hair side (111), the one end that back shaft (21) were walked around in connecting band (11) is provided with magic tape hook face (112) that are used for the bonding on magic tape hair side (111).

4. The multifunctional wheelchair with the lying function according to claim 2, wherein: a flat mounting groove (214) is formed in the end face, close to the second plug pipe (6), of the support shaft (21), a through hole (215) communicated with the mounting groove (214) is formed in the side face of the support shaft (21), a limiting hole (62) corresponding to the through hole (215) is formed in the peripheral side of the second plug pipe (6), a U-shaped metal elastic sheet (13) is arranged in the mounting groove (214), two sides of the metal elastic sheet (13) are abutted against the inner wall of the mounting groove (214), a limiting bulge (131) protruding out of the through hole (215) and used for being embedded into the limiting hole (62) is formed in one end of the metal elastic sheet (13), and one end, far away from the metal elastic sheet (13), of the limiting bulge (131) is hemispherical; when the supporting shaft (21) is inserted into the second inserting pipe (6) and the upper end of the first waist-shaped hole (211) of the supporting shaft (21) is contacted with the first rotating shaft (4), the limiting protrusion (131) is just embedded into the limiting hole (62); and when the lower end of the first waist-shaped hole (211) of the supporting shaft (21) is in contact with the first rotating shaft (4) and the supporting shaft (21) rotates around the first rotating shaft (4) towards the second plug pipe (6), the limiting bulge (131) is abutted against the second limiting sheet (61).

5. The multifunctional wheelchair with a horizontal function as claimed in claim 4, wherein: the peripheral side of the second plug pipe (6) is rotatably connected with a pressing sheet (14), and the pressing sheet (14) is provided with a pressing bulge (141) which is aligned with the limiting hole (62) and enables the limiting bulge (131) to be separated from the limiting hole (62) in the pressing process.

6. The multifunctional wheelchair with a horizontal function as claimed in claim 1, wherein: the upper end of the supporting shaft (21) is provided with a pushing handle (15) extending towards the rear of the wheelchair body (1); when the supporting shaft (21) is inserted into the first insertion pipe (5), the push handle (15) extends along the horizontal direction.