CN216439458U

CN216439458U - Stair climbing wheelchair with massage structure

Info

Publication number: CN216439458U
Application number: CN202122325615.XU
Authority: CN
Inventors: 董驰; 王琼
Original assignee: Ewell Technology Co ltd
Current assignee: Ewell Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-05-06
Anticipated expiration: 2031-09-23

Abstract

The utility model relates to a stair climbing wheelchair with a massage structure, which comprises a seat and a stair climbing chassis, wherein the seat comprises a seat part and a leg part, and a plurality of sliding grooves are formed in the leg part; the leg massage device is arranged on the leg and is used for massaging the lower leg of the user; the leg massage device comprises two oppositely arranged installation bases with adjustable space, wherein the opposite surfaces of the two installation bases are respectively provided with a roller, and the rollers move up and down along the opposite surfaces of the installation bases; the one side of mount pad orientation shank has the pillar, and the pillar slides and sets up and make the interval of two mount pads adjustable in the spout. The technical scheme of the utility model is that a plurality of sliding chutes are arranged on the leg part; the mounting seats are oppositely arranged on the leg parts, and the opposite surfaces of the two mounting seats are respectively provided with a roller in an up-and-down rolling manner; the one side of mount pad orientation shank still is equipped with the pillar, and the pillar slides and sets up in the spout, adjusts the distance between two mount pads for shank massage device can be better laminating shank, massage effect is better.

Description

Stair climbing wheelchair with massage structure

Technical Field

The utility model relates to the field of stair climbing wheelchairs, in particular to a stair climbing wheelchair with a massage structure.

Background

Because the number of disabled persons and old people who have physical defects or diseases and cannot go out independently is large, when the disabled persons and the old people live in a building without an elevator, the disabled persons and the old people are difficult to go up and down stairs, and therefore the stair climbing wheelchair is required to be used for solving the problem of going up and down stairs. But the shank massage structure of the seat of current stair climbing wheelchair can't carry out the massage of full aspect to user's shank, and massage effect is relatively poor, and current shank massage structure can't adjust according to different user's leg type for shank massage structure can't laminate different user's shank, and massage effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stair climbing wheelchair with a massage structure, which has the characteristics of good massage effect and the like and has good applicability.

In order to realize the purpose, the utility model adopts the following technical scheme:

a stair climbing wheelchair with a massage structure comprises a seat and a stair climbing chassis, wherein the seat comprises a seat part and a leg part, and a plurality of sliding grooves are formed in the leg part; the leg massage device is arranged on the leg and is used for massaging the lower leg of the user; the leg massage device comprises two oppositely arranged installation bases with adjustable intervals, wherein the opposite surfaces of the two installation bases are respectively provided with a roller, and the rollers move up and down along the opposite surfaces of the installation bases; the mount pad orientation the one side of shank has the pillar, the pillar slide set up in make two in the spout the interval of mount pad is adjustable.

Preferably, a tension spring is arranged between the opposite surfaces of the two mounting seats, and the tension spring is close to the leg part, so that the distance between the two mounting seats is adaptive to the width of the lower leg of the user.

Preferably, the sliding groove is wavy and comprises a plurality of insertion holes which are arranged at intervals in a communicated manner, and two limiting bulges which are symmetrically arranged up and down are arranged between every two adjacent insertion holes; one end of the support column penetrates through the jack and is connected with the corresponding mounting seat.

Preferably, the pillar is detachably connected with the mounting seat, and/or the limiting protrusion is a flexible protrusion.

Preferably, the pillar comprises a first rod and a second rod which are connected, the first rod penetrates through the insertion hole and is fixed with the mounting seat, and the second rod is abutted against the rear side face of the leg.

Preferably, the leg massage device further comprises a first driving member, a groove is formed in the side surface of the mounting seat, the roller is at least partially embedded into the groove, and the first driving member drives the roller to roll up and down along the groove;

the two vertical side surfaces of the groove are respectively provided with a limiting groove, two ends of the roller are respectively provided with a limiting column, and the limiting columns are inserted into the limiting grooves in a one-to-one correspondence mode.

Preferably, the seat still includes handrail and hand massage device, the upper surface of handrail is equipped with the mounting groove, hand massage device includes massage ball and connecting rod, connecting rod one end rotate set up in the mounting groove, the other end with massage ball is fixed to be set up.

Preferably, the seat further comprises a seat massaging device arranged on the seat, the seat massaging device comprises a third driving part, a rotating shaft and a plurality of eccentric wheels arranged on the rotating shaft at intervals, a through hole is formed in the middle of the seat, two ends of the rotating shaft are rotatably connected with two side walls of the through hole, and the third driving part drives the rotating shaft to rotate.

Preferably, the seat further comprises an elastic pad, the elastic pad is located on the upper side of the seat massage device and is arranged at the opening of the upper side of the through hole.

Preferably, the seat further comprises a back portion, the back portion comprises a first plate, a second plate, an expansion link and an elastic piece, the lower end of the first plate is rotatably connected with the rear end of the seat portion, the second plate and the first plate are arranged at intervals, one end of the expansion link is connected with the first plate, the other end of the expansion link is connected with the second plate, and the elastic piece is sleeved on the expansion link.

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

the stair climbing wheelchair with the massage structure comprises a leg and a leg massage device. A plurality of sliding grooves are formed in the leg parts; the leg massage device comprises two mounting seats, the mounting seats are oppositely arranged on the legs, the opposite surfaces of the two mounting seats are respectively provided with a roller, and the rollers can roll up and down along the mounting seats to massage the whole crus of a user; the mount pad orientation the one side of shank still is equipped with the pillar, the pillar slide set up in the spout, consequently two distance between the mount pad is adjustable, adapts to different users' shank for shank massage device can be better laminating shank, massage effect is better.

Drawings

Fig. 1 is a schematic view of a stair climbing wheelchair with a massage structure according to an embodiment of the utility model.

Fig. 2 is a schematic view of a leg massage apparatus according to an embodiment of the present invention.

Fig. 3 is an exploded view of a mounting base and a roller according to an embodiment of the present invention.

Fig. 4 is a schematic view of a pillar according to an embodiment of the present invention.

Fig. 5 is a schematic view of a leg provided by an embodiment of the utility model.

Fig. 6 is an enlarged schematic view of a point a in fig. 5.

Fig. 7 is a schematic view of a seat and a seat massage device provided by an embodiment of the utility model.

Fig. 8 is an exploded view of a seat and a resilient pad provided in accordance with an embodiment of the present invention.

Fig. 9 is a schematic view of an armrest and a hand massage device according to an embodiment of the present invention.

Fig. 10 is a schematic view of a hand massaging device according to an embodiment of the present invention.

Fig. 11 is a schematic view of a mounting frame according to an embodiment of the present invention.

Figure 12 is a schematic view of the leg and second drive member provided by an embodiment of the present invention.

Fig. 13 is an exploded view of the back provided by an embodiment of the present invention.

Fig. 14 is an exploded view of the telescoping rod and the elastic member according to the embodiment of the present invention.

1. A leg portion; 11. a chute; 111. a jack; 112. a limiting bulge; 2. a leg massage device; 21. a mounting seat; 211. a groove; 212. a limiting groove; 22. a roller; 23. a pillar; 231. a first lever; 232. a second lever; 24. a limiting column; 25. tensioning the spring; 3. a handrail; 31. mounting grooves; 32. a sliding cover; 4. a hand massaging device; 41. a massage ball; 42. a connecting rod; 5. a seat portion; 51. a through hole; 52. an elastic pad; 6. a mounting frame; 7. a second driving member; 8. a seat massage device; 81. a rotating shaft; 82. an eccentric wheel; 9. a back; 91. a first plate; 92. a second plate; 93. a telescopic rod; 94. an elastic member.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, in which the description of the utility model is given by way of illustration and not of limitation. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

For convenience of description, the forward direction of the stair climbing wheelchair is defined as the front side, the backward direction of the stair climbing wheelchair is defined as the rear side, the left-hand side of the stair climbing wheelchair when the stair climbing wheelchair is moving forward is defined as the left side, and the right-hand side of the stair climbing wheelchair when the stair climbing wheelchair is moving forward is defined as the right side.

Referring to fig. 1, an embodiment of the present invention provides a stair climbing wheelchair with a massage structure, including a seat and a stair climbing chassis, wherein the seat includes a seat portion 5 and a leg portion 1, and the leg portion 1 is provided with a plurality of sliding grooves 11; the leg massage device 2 is arranged on the leg 1 and is used for massaging the lower leg of the user; the leg massage device 2 comprises two opposite installation bases 21 with adjustable intervals, wherein the opposite surfaces of the two installation bases 21 are respectively provided with a roller 22, and the rollers 22 move up and down along the opposite surfaces of the installation bases 21; one surface of the mounting seat 21 facing the leg 1 is provided with a pillar 23, and the pillar 23 is slidably disposed in the sliding groove 11 to adjust the distance between the two mounting seats 21. Distance adjustable two mount pad 21 can adapt to different users ' shank, makes roller 22 is inseparabler comfortable laminating user's shank more, strengthens massage effect, secondly, roller 22 can be followed the opposite face of mount pad 21 reciprocates to this carries out the massage of full aspect to user's shank.

Referring to fig. 2 to 6, the leg massage devices 2 are preferably provided in two, and are spaced apart from each other on the left and right sides of the front side of the leg 1, corresponding to the two lower legs of the user. Wherein, each leg massage device 2 comprises two mounting seats 21, two rollers 22, a plurality of support columns 23, four limit columns 24, a plurality of tension springs 25 and a first driving piece.

More preferably, two of the installation bases 21 are disposed oppositely, and a groove 211 is disposed on each of the opposite surfaces of the two installation bases 21, and the groove 211 extends along the upper and lower direction. The two rollers 22 are embedded in the groove 211 in a one-to-one correspondence manner, that is, the rollers 22 are partially located outside the groove 211.

More preferably, two ends of each roller 22 may be provided with one of the limiting posts 24, two vertical side walls of the groove 211 may be provided with limiting grooves 212, and the limiting grooves 212 extend along the upper and lower directions. The two limiting columns 24 are inserted into the two limiting grooves 212 in a one-to-one correspondence manner, so as to limit the movement of the roller 22 along the direction of the limiting grooves 212.

More preferably, the length of the limiting groove 212 is smaller than the length of the groove 211, that is, the upper and lower ends of the limiting groove 212 and the upper and lower ends of the groove 211 are both provided with a distance, and the size of the distance is larger than or equal to the radius of the roller 22. Therefore, since the upper and lower ends of the limiting groove 212 are spaced from the upper and lower ends of the recess 211, the roller 22 does not collide with the upper or lower side of the recess 211 during the up-and-down movement of the roller 22, so that the leg massage device 2 is more stable and effective during operation.

More preferably, the first drive member is preferably an electric motor. The first driving member may be disposed on the leg portion 1, or may be disposed on the mounting seat 21. The number of the first driving members may be one, or one first driving member may be provided for each of the rollers 22. The first driving member can drive the roller 22 to move up and down along the groove 211, so as to realize the massage effect on the lower leg of the user.

Gear teeth can be arranged on the outer ring surface of the limiting column 24 and the vertical side surface of the limiting groove 212, a rack is meshed with the output end of the first driving part, and the rack is also meshed with the outer ring surface of one limiting column 24, so that the first driving part can drive the roller 22 to move up and down along the limiting groove 212, and the roller 22 rotates in the moving process, so that the massage effect on the lower leg of the user is enhanced.

It should be noted that the roller 22 may be cylindrical or have another shape. For example, the hollow part can be cylindrical, and the hollow part is formed into a shape with a large diameter at two ends and a small diameter at the middle part, and is similar to an hourglass shape. The hourglass-shaped roller 22 can be better attached to the surface skin of the lower leg of the user, and the roller 22 can massage the lower leg of the user in a full range in the up-and-down moving process, so that the massage effect is improved. Of course, the roller 22 may have other shapes, and the surface of the roller 22 may be provided with protrusions to increase the massage effect.

More preferably, the pillar 23 includes a first bar 231 and a second bar 232, one end of the first bar 231 and one end of the second bar 232 are connected, preferably integrally formed, and the diameter of the second bar 232 is larger than that of the first bar 231, thereby forming a step at the connection of the first bar 231 and the second bar 232. The other end of the first rod 231 is fixedly connected or detachably connected to the leg 1. It should be noted that one of the leg massage devices 2 includes two mounting seats 21, wherein two of the supporting posts 23 are spaced up and down on the side surfaces of the two mounting seats 21 facing the leg 1, that is, both of the mounting seats 21 are movable; two supporting columns 23 are arranged on the side surface of one mounting seat 21 facing to the leg 1 at intervals up and down, and the other mounting seat 21 can be fixedly arranged on the leg 1, namely, one mounting seat 21 can move.

More preferably, a plurality of sliding grooves 11 are formed in the leg portion 1 at intervals, and the sliding grooves 11 are wavy. The sliding chute 11 includes a plurality of insertion holes 111 arranged in a spaced-apart communication manner, and the diameter of the insertion hole 111 is larger than that of the first rod 231 and smaller than that of the second rod 232, so that the first rod 231 can be inserted into the insertion hole 111. Spacing protrusions 112 are arranged between every two adjacent insertion holes 111 at intervals up and down. The limiting protrusion 112 may be a common protrusion, or may have elasticity, and may deform and automatically recover.

In summary, there are two methods of the mounting base 21 being movable. The method comprises the following steps: the pillar 23 is detachably connected to the leg 1, and the limiting protrusion 112 is not deformable. In this case, the mounting seat 21 can be moved by first detaching the support post 23, inserting the support post into the insertion hole 111 at a proper position, and then detachably connecting the support post to the mounting seat 21. The second is as follows: the pillar 23 is fixedly connected with the leg part 1, and the limiting bulge 112 can deform. In this case, only the mounting base 21 and the support column 23 need to be directly moved to the right or to the left, and in the moving process, the support column 23 presses the limiting protrusions 112, the limiting protrusions 112 deform, so that the distance between the upper limiting protrusion 112 and the lower limiting protrusion 112 is increased, and the support column 23 can pass through and move into the adjacent insertion holes 111, that is, the mounting base 21 also moves to the position corresponding to the adjacent insertion holes 111.

In order to better adjust the position of the two mounting seats 21 so that the roller 22 fits more closely to the lower leg of the user, a plurality of tension springs 25, preferably two, are provided between the opposing surfaces of the two mounting seats 21. Two ends of the tension spring 25 are respectively connected with the opposite surfaces of the two mounting seats 21. When the lower leg of the user is positioned between the two mounting seats 21, the tensioning spring 25 is in a stretching state, and the two mounting seats 21 can be tensioned, so that the roller 22 is tightly attached to the lower leg of the user, and the massage effect is improved.

Since different users have different lower legs, in order to perform fine adjustment and make the users more comfortable, the diameter of the insertion hole 111 may be larger than the diameter of the first rod 231, so that the pillar 23 has a space for left and right displacement, and the installation base 21 is displaced by being pulled at a suitable position in cooperation with the pull spring 25, and is better attached to the lower legs of the users.

More preferably, in order to prevent the tension spring 25 from contacting the lower leg of the user and affecting the comfort of the user, the tension spring 25 may be closely attached to the leg portion 1, or the leg portion 1 may be provided with a receiving groove, and the tension spring 25 may be mounted in the receiving groove.

Referring to fig. 7-8, a through hole 51 is formed in the middle of the seat 5. The seat massage devices 8 can be provided in a plurality, each seat massage device 8 includes a rotating shaft 81, a plurality of eccentric wheels 82 and a third driving member, and each eccentric wheel 82 is fixedly disposed on the rotating shaft 81 at an interval and rotates along with the rotating shaft 81. Part of the eccentric 82 may be located on the upper side of the through hole 51. Two ends of the rotating shaft 81 are respectively connected with two side walls of the through hole 51 in a rotating manner. The third driving member can drive the rotating shaft 81 to rotate. An elastic cushion 52 is further arranged at the opening at the upper side of the through hole 51, and the elastic cushion 52 is positioned at the upper side of the seat massage device 8.

More preferably, when the user sits on the elastic cushion 52, the third driving member drives the rotating shaft 81 to rotate, each eccentric wheel 82 rotates along with the rotating shaft 81, due to the structural characteristics of the eccentric wheels 82, the continuously rotating eccentric wheels 82 can reciprocally press the elastic cushion 52 and transmit force to the thighs of the user, so as to realize reciprocating massage on the thighs of the user, and the third driving member can drive the rotating shaft 81 to rotate along two directions or alternatively rotate along two directions, so that the seat massage device 8 can realize three massage modes on the thighs of the user, and the use pleasure of the user is increased.

Referring to fig. 9-10, the two armrests 3 are symmetrically disposed on the left and right sides of the seat 5. The armrest 3 is provided with an installation groove 31, and the installation groove 31 is preferably provided on the upper side surface of the armrest 3, but the installation groove 31 may be provided on the left and right side surfaces of the armrest 3. A sliding cover 32 is further slidably arranged at the opening of the mounting groove 31, and the mounting groove 31 can be opened or closed by sliding the sliding cover 32.

More preferably, the hand massage device 4 comprises a massage ball 41 and a connecting rod 42, the connecting rod 42 is T-shaped, the lower end of the connecting rod 42 is rotatably disposed in the mounting groove 31, and the massage ball 41 is fixedly disposed at the upper end of the connecting rod 42. By rotating the connecting rod 42, the massage balls 41 can be entirely positioned in the mounting groove 31. When a user wants to use the hand massage device 4, the sliding cover 32 can be slid, and the connecting rod 42 is rotated, so that the massage ball 41 moves out of the mounting groove 31, and the user can use the massage ball 41 to massage the hand. When the user does not want to use the hand massage device 4, the connecting rod 42 is directly rotated, so that the massage ball 41 can be moved into the mounting groove 31, and the sliding cover 32 can prevent external impurities from entering the mounting groove 31 to affect the massage ball 41, i.e. the use experience of the user is increased.

Referring to fig. 11-12, the mounting frame 6 is located at the lower side of the seat 5, in other words, the seat 5 is fixedly mounted on the mounting frame 6. The second driving member 7 is disposed on the mounting frame 6, and an output end of the second driving member 7 is connected to the leg portion 1. And the upper end of the leg part 1 is rotatably connected with the front end of the seat part 5. Therefore, the second driving member 7 can drive the leg portion 1 to rotate, so as to adjust the optimal position for the user to sit, and increase the user experience.

Referring to fig. 13 to 14, the lower end of the back part 9 is rotatably connected to the rear end of the seat part 5, so that the back part 9 can be rotated to adjust the optimal position for a user to sit thereon. The back 9 comprises a first plate 91, a second plate 92, a telescopic rod 93 and an elastic member 94. The lower end of the first plate 91 is rotatably connected to the rear end of the seat 5, and the second plate 92 is disposed at the front side of the first plate 91 at intervals. The plurality of telescopic rods 93 and the plurality of elastic members 94 are provided and are spaced between the first plate 91 and the second plate 92. One end of the telescopic rod 93 is connected to the first plate 91, the other end is connected to the second plate 92, and the elastic member 94 is preferably a spring and is sleeved on the telescopic rod 93.

When a user sits on the cushion 52, the back abuts the second plate 92, and therefore, to increase the comfort of the user, the second plate 92 may be made of a flexible material, or the front side of the second plate 92 may be provided with a flexible layer. When a user leans on the second plate 92, a backward pressure is generated on the second plate 92, which can compress the elastic member 94 and the telescopic rod 93, and when the pressure is counteracted by the elastic member 94 and the telescopic rod 93, the elastic member 94 and the telescopic rod 93 can push the back of the user to move forward slightly after the compression, that is, the back 9 can move back and forth a short distance after the user leans on. Secondly, a plurality of the elastic members 94 and the telescopic rods 93 can prop against a plurality of corresponding parts of the back of the user, namely, massage the parts, thereby increasing the comfort of the user.

In a preferred embodiment, the stair climbing wheelchair further comprises a stair climbing chassis comprising two planet wheels, an axle, a drive member and two front wheels. The output end of the driving piece is fixedly connected with the middle part of the wheel shaft, namely, the driving piece can drive the wheel shaft to rotate. The two planet wheels are fixedly arranged at two ends of the wheel shaft, namely the planet wheels rotate along with the wheel shaft.

More preferably, the two front wheels are universal wheels, and the universal wheels can rotate at all angles, so that the stair climbing wheelchair can conveniently move in all directions.

More preferably, each planet wheel comprises a plurality of wheels, preferably three wheels, the three wheels are arranged in a circle, the adjacent wheels are spaced at an interval of 120 degrees, and the distance between the adjacent wheels is matched with the height of the step. For convenience of description, the three wheels will be named as a first wheel, a second wheel and a third wheel.

When the stair climbing wheelchair runs horizontally, the planet wheel does not rotate by taking the wheel shaft as an axis. One of the wheels is used as a driving wheel to contact with the ground and drive the stair climbing wheelchair to move.

When the stair climbing wheelchair needs to go up and down stairs, the planet wheels need to be relied on to realize going up and down stairs, so that the stair climbing wheelchair needs to rotate 180 degrees, namely, the rear side face of the stair climbing wheelchair faces the stairs. When going upstairs, first wheel and the vertical side butt of stair, immediately the planet wheel use first wheel rotates as the axle center, makes second wheel upwards overturn to with the horizontal plane butt of last step, then the planet wheel with the second wheel overturns as the axle center, makes the third wheel upwards overturns and with the horizontal plane butt of the step of one more layer, repeats above-mentioned operation, can realize climb upstairs wheelchair and go upstairs. In a similar way, when the stair climbing wheelchair goes down stairs, the planet wheel only needs to turn downwards by taking one of the wheels as an axis.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A stair climbing wheelchair with a massage structure comprises a seat and a stair climbing chassis, wherein the seat comprises a seat part (5) and leg parts (1),

a plurality of sliding grooves (11) are arranged on the leg part (1);

the leg massage device (2) is arranged on the leg (1) and is used for massaging the lower leg of the user; the leg massage device (2) comprises two opposite installation bases (21) with adjustable intervals, wherein the opposite surfaces of the two installation bases (21) are respectively provided with a roller (22), and the rollers (22) move up and down along the opposite surfaces of the installation bases (21); one surface of the mounting seat (21) facing the leg (1) is provided with a support column (23), and the support column (23) is arranged in the sliding groove (11) in a sliding manner to enable the distance between the two mounting seats (21) to be adjustable.

2. Stair climbing wheelchair with massaging structure according to claim 1 characterized in that a tension spring (25) is provided between the opposite faces of the two mounting seats (21), said tension spring (25) being close to the leg (1) to adapt the spacing of the two mounting seats (21) to the width of the user's lower leg.

3. The stair climbing wheelchair with the massage structure as claimed in claim 1, wherein the sliding groove (11) is wave-shaped and comprises a plurality of insertion holes (111) which are arranged at intervals in a communication manner, and two limiting protrusions (112) which are symmetrically arranged up and down are arranged between the adjacent insertion holes (111); one end of the support column (23) penetrates through the insertion hole (111) and is connected with the corresponding mounting seat (21).

4. Stair climbing wheelchair with massaging structure according to claim 3 characterized in that the pillar (23) is detachably connected to the mounting seat (21) and/or the limit bump (112) is a flexible bump.

5. Stair climbing wheelchair with massaging structure according to claim 3 characterized in that the column (23) comprises a first rod (231) and a second rod (232) connected, the first rod (231) passing through the insertion hole (111) and fixed with the mounting seat (21), the second rod (232) abutting against the rear side of the leg (1).

6. The stair climbing wheelchair with massage structure as claimed in claim 1, wherein the leg massage device (2) further comprises a first driving member, the mounting seat (21) has a groove (211) on the side, the roller (22) is at least partially embedded in the groove (211), and the first driving member drives the roller (22) to roll up and down along the groove (211);

two vertical side surfaces of the groove (211) are respectively provided with a limiting groove (212), two ends of the roller (22) are respectively provided with a limiting column (24), and the limiting columns (24) are inserted into the limiting grooves (212) in a one-to-one correspondence manner.

7. The stair climbing wheelchair with a massage structure as claimed in claim 1, wherein the seat further comprises an armrest (3) and a hand massage device (4), the upper surface of the armrest (3) is provided with a mounting groove (31), the hand massage device (4) comprises a massage ball (41) and a connecting rod (42), one end of the connecting rod (42) is rotatably disposed in the mounting groove (31), and the other end of the connecting rod is fixedly disposed with the massage ball (41).

8. The stair climbing wheelchair with a massage structure as claimed in claim 1, wherein the seat further comprises a seat massage device (8) disposed on the seat (5), the seat massage device (8) comprises a third driving member, a rotating shaft (81), and a plurality of eccentric wheels (82) disposed on the rotating shaft (81) at intervals, a through hole (51) is disposed in the middle of the seat (5), two ends of the rotating shaft (81) are rotatably connected to two side walls of the through hole (51), and the third driving member drives the rotating shaft (81) to rotate.

9. Stair climbing wheelchair with massaging structure according to claim 8 characterized in that the seat (5) further comprises an elastic pad (52), the elastic pad (52) is located on the upper side of the seat massaging device (8) and is arranged at the upper side opening of the through hole (51).

10. The stair climbing wheelchair with a massage structure as claimed in claim 1, wherein the seat further comprises a back part (9), the back part (9) comprises a first plate (91), a second plate (92), a telescopic rod (93) and an elastic member (94), the lower end of the first plate (91) is rotatably connected with the rear end of the seat part (5), the second plate (92) is spaced from the first plate (91), one end of the telescopic rod (93) is connected with the first plate (91), the other end of the telescopic rod is connected with the second plate (92), and the elastic member (94) is sleeved on the telescopic rod (93).