CN217391053U

CN217391053U - Improved wheelchair device

Info

Publication number: CN217391053U
Application number: CN202221419782.9U
Authority: CN
Inventors: 韩亚飞; 有曼; 王庆丰
Original assignee: Luoyang Orthopedic Traumatological Hospital of Henan Orthopedic Hospital
Current assignee: Luoyang Orthopedic Traumatological Hospital of Henan Orthopedic Hospital
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-09-09
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses an improved wheelchair device, which comprises a chair plate, a protective part and an expansion part; the lower extreme of chair board right-hand member is equipped with main movable part partially, the lower extreme of chair board right-hand member is equipped with vice movable part partially, the up end of chair board is equipped with the handrail of two front and back symmetries, and its advantage lies in: through the protection part, the front end of a user can be protected in the using process of the wheelchair device, the user is prevented from falling off from the front end of the wheelchair device on a road surface with a large gradient, the safety of the wheelchair device is effectively improved, meanwhile, the collision between the user and the forward-inclined baffle can be buffered through the buffer spongy cushion, the possible injury to the user is avoided, and finally the protection part can be stored, so that the function is more comprehensive; through the extension portion, can realize the extension to this wheelchair device seat, satisfy user's special user demand, the extension portion can be accomodate simultaneously, and the design is more humanized, the popularization and the use of the product of being convenient for.

Description

Improved wheelchair device

Technical Field

The utility model relates to a disabled person uses article technical field, concretely relates to improvement formula wheelchair device.

Background

The wheel chairs are equipped with wheels to help replace walking, and are divided into electric folding wheel chairs and manual folding wheel chairs; is an important mobile tool for home rehabilitation, turnover transportation, treatment and outing activities of wounded persons, patients and disabled persons; the existing wheelchair has certain defects in the use process, on one hand, the area of the seat surface of the wheelchair is limited, and the special use requirements of a user cannot be met, and on the other hand, the front end of the wheelchair lacks a corresponding protective structure, so that when the wheelchair travels on a road with a large gradient, the user is likely to have the risk of falling down forwards from the wheelchair, and therefore, an improved wheelchair device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the above problems and provide an improved wheelchair device, which has the advantages of expandable storage of the seat, forward leaning prevention function, and the like, and is described in detail below.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an improved wheelchair device, which comprises a chair plate, a protective part and an expansion part;

the lower end of the chair plate is provided with a main moving part towards the right end, the lower end of the chair plate is provided with an auxiliary moving part towards the right end, the upper end face of the chair plate is provided with two front and back symmetrical handrails, and the right end of the chair plate is provided with a pushing part;

the number of the protection parts is two, the protection parts are symmetrically distributed in the front-back direction, the two protection parts are respectively connected with the two armrests, each protection part comprises a connecting seat, the lower end of each connecting seat is fixedly connected with a screw rod, the lower end of each screw rod penetrates through the armrests and is in threaded connection with the armrests, the lower end of each screw rod is in threaded connection with a locking nut, a forward-inclined baffle is arranged on the outer side of each connecting seat, and a buffering sponge cushion is bonded on the outer side of the forward-inclined baffle;

the expansion part is located in the middle of the chair plate and comprises an expansion chair plate, the middle of the expansion chair plate is connected with the middle of the chair plate in a sliding mode, and the right end of the expansion chair plate is provided with an easy-to-pull groove.

Preferably, the main moving portion comprises two vertical plates which are symmetrical front and back, the vertical plates are fixedly connected with the chair plate, the lower ends of the two vertical plates are connected through an installation shaft, the two ends of the installation shaft penetrate through the two vertical plates respectively and are connected with main rollers in a rotating mode, hand-push rings are arranged on the outer sides of the main rollers, the hand-push rings are connected with the main rollers through connecting rods which are distributed in a circular array mode, the main moving portion and the chair plate are connected and installed, and a foundation is laid for moving the wheelchair device.

Preferably, the auxiliary moving part comprises a supporting seat, the upper end of the supporting seat is fixedly connected with the chair plate, an auxiliary roller set is arranged at the lower end of the supporting seat, the supporting seat is provided with a foot placing part, the auxiliary moving part and the chair plate are connected and mounted, a foundation is further laid for the movement of the wheelchair device, and meanwhile the stability of the wheelchair device is guaranteed.

Preferably, the foot placing part comprises a mounting seat, the mounting seat is fixedly connected with the supporting seat, a rotating shaft is rotatably connected to the middle of the mounting seat, pedals are fixedly connected to the front end and the rear end of the rotating shaft, the foot placing part is connected and mounted, and a placing position is provided for the foot of a user.

Preferably, the pushing portion comprises a U-shaped support with an upward opening, the lower end of the U-shaped support is fixedly connected with the right end of the chair plate, the two vertical rods of the U-shaped support are connected through backrest cloth, a pushing handle is integrally formed at the upper end of each vertical rod of the U-shaped support, a rubber sleeve is sleeved on the outer side of the pushing handle, the pushing portion is connected and installed, a backrest position is provided for a user, and meanwhile control over the moving state of the wheelchair device is achieved in an auxiliary mode.

Preferably, the handrail is provided with a threaded hole corresponding to the screw rod, the screw rod and the threaded hole are installed in a matched mode, the screw rod and the threaded hole are guaranteed to be used in a matched mode, and a foundation is laid for connecting and installing the protection portion.

Preferably, the middle part of the chair plate is provided with a sliding groove corresponding to the expansion chair plate, the expansion chair plate and the sliding groove are installed in a matched mode, the expansion chair plate and the sliding groove are guaranteed to be used in a matched mode, and a foundation is laid for storage of the expansion chair plate.

Preferably, the chair plate is provided with a U-shaped open slot corresponding to the easy-to-pull slot, and the U-shaped open slot is communicated with the sliding slot to ensure that the chair plate can be pulled out from the sliding slot through the U-shaped open slot and expanded.

The beneficial effects of the utility model reside in that:

through the protection part, the front end of a user can be protected in the using process of the wheelchair device, the user is prevented from falling off from the front end of the wheelchair device on a road surface with a large gradient, the safety of the wheelchair device is effectively improved, meanwhile, the collision between the user and the forward-inclined baffle can be buffered through the buffer spongy cushion, the possible injury to the user is avoided, and finally the protection part can be stored, so that the function is more comprehensive;

through the expansion portion, can realize the expansion to this wheelchair device seat, satisfy user's special user demand, the portion of expanding can be accomodate simultaneously, and the design is more humanized, the popularization and the use of the product of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic perspective view of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of fig. 2 at a according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the present invention at B of fig. 1.

The reference numerals are explained below:

1. a chair plate; 2. a main moving section; 21. a vertical plate; 22. installing a shaft; 23. a connecting rod; 24. a main roller; 25. pushing the ring by hand; 3. a sub-moving section; 31. a rotating shaft; 32. a supporting seat; 33. an auxiliary roller set; 34. a mounting seat; 35. a foot pedal; 4. a handrail; 5. a protective part; 51. a connecting seat; 52. a screw; 53. locking the nut; 54. a buffer sponge cushion; 55. a forward-inclined baffle plate; 6. a pushing part; 61. a U-shaped bracket; 62. a pushing handle; 63. a rubber sleeve; 64. a back cloth; 7. an expansion part; 71. a chute; 72. expanding chair plates; 73. an easy-to-draw groove; 74. and 4, U-shaped slotting.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an improved wheelchair device, which comprises a chair plate 1, a protection part 5 and an expansion part 7; the lower end of the chair plate 1 is provided with a main moving part 2, the main moving part 2 comprises two vertical plates 21 which are symmetrical front and back, the vertical plates 21 are fixedly connected with the chair plate 1, the lower ends of the two vertical plates 21 are connected through an installation shaft 22, the two ends of the installation shaft 22 respectively penetrate through the two vertical plates 21 and are rotatably connected with main rollers 24, the outer side of the main rollers 24 is provided with a hand push ring 25, the hand push ring 25 is connected with the main rollers 24 through connecting rods 23 which are distributed in a circular array, so that the connection and installation between the main moving part 2 and the chair plate 1 are realized, a foundation is laid for the movement of the wheelchair device, the lower end of the chair plate 1 is provided with an auxiliary moving part 3, the auxiliary moving part 3 comprises a supporting seat 32, the upper end of the supporting seat 32 is fixedly connected with the chair plate 1, the lower end of the supporting seat 32 is provided with an auxiliary roller group 33, a foot placing part is arranged on the supporting seat 32, the connection and installation between the auxiliary moving part 3 and the chair plate 1 is realized, and a foundation is further laid for the movement of the wheelchair device, meanwhile, the stability of the wheelchair device is ensured, the foot placing part comprises an installation seat 34, the installation seat 34 is fixedly connected with a supporting seat 32, the middle part of the installation seat 34 is rotatably connected with a rotating shaft 31, the front end and the rear end of the rotating shaft 31 are fixedly connected with pedals 35, the foot placing part is connected and installed, the foot placing position is provided for the foot of a user, two front and rear symmetrical handrails 4 are arranged on the upper end surface of the chair plate 1, a pushing part 6 is arranged at the right end of the chair plate 1, the pushing part 6 comprises a U-shaped support 61 with an upward opening, the lower end of the U-shaped support 61 is fixedly connected with the right end of the chair plate 1, two vertical rods of the U-shaped support 61 are connected through backrest cloth 64, a pushing handle 62 is integrally formed at the upper end of the vertical rod of the U-shaped support 61, a rubber sleeve 63 is sleeved on the outer side of the pushing handle 62, the connection and installation of the pushing part 6 are realized, a backrest position is provided for the user, and the control of the moving state of the wheelchair device is realized in an auxiliary manner; the number of the protection parts 5 is two, the protection parts 5 are symmetrically distributed in the front-back direction, the two protection parts 5 are respectively connected with the two armrests 4, each protection part 5 comprises a connecting seat 51, the lower end of each connecting seat 51 is fixedly connected with a screw rod 52, the lower end of each screw rod 52 penetrates through each armrest 4 and is in threaded connection with each armrest 4, each armrest 4 is provided with a threaded hole corresponding to each screw rod 52, each screw rod 52 and each threaded hole are installed in a matched mode, the screw rods 52 and the threaded holes are guaranteed to be used in a matched mode, a foundation is laid for connection and installation of the protection parts 5, the lower end of each screw rod 52 is in threaded connection with a locking nut 53, the outer side of each connecting seat 51 is provided with a forward-inclined baffle 55, and the outer side of each forward-inclined baffle 55 is bonded with a buffering sponge pad 54; the expansion part 7 is located in the middle of the chair plate 1, the expansion part 7 comprises an expansion chair plate 72, the expansion chair plate 72 is in sliding connection with the middle of the chair plate 1, a sliding groove 71 corresponding to the expansion chair plate 72 is formed in the middle of the chair plate 1, the expansion chair plate 72 and the sliding groove 71 are installed in a matched mode, the expansion chair plate 72 and the sliding groove 71 are guaranteed to be matched for use, a foundation is laid for storage of the expansion chair plate 72, an easy-pull groove 73 is formed in the right end of the expansion chair plate 72, a U-shaped groove 74 corresponding to the easy-pull groove 73 is formed in the chair plate 1, the U-shaped groove 74 is communicated with the sliding groove 71, and the expansion chair plate 72 can be guaranteed to be pulled out of the sliding groove 71 from the U-shaped groove 74.

In an embodiment of the present invention, the improved wheelchair device with the above structure can move and ensure the stability of the wheelchair device through the main moving part 2 and the auxiliary moving part 3, and can provide a foot placing position for a user through the foot placing part in the auxiliary moving part 3, provide a backrest position for the user through the pushing part 6, and assist others to control the moving state of the wheelchair device; the expansion seat plate 72 is pulled out from the sliding groove 71 through the U-shaped slot 74 from the U-shaped slot 74, the expansion operation and the reverse operation of the seat area of the wheelchair device can be realized, the storage operation of the expansion part 7 can be realized, the lock nut 53 is loosened, the rotation of the screw rod 52 can be realized through the rotation of the connecting seat 51, the rotation of the connecting seat 51 can drive the forward-inclined baffle 55 to rotate, one side, provided with the buffering sponge cushion 54, of the forward-inclined baffle 55 is rotated to be close to a user, then the lock nut 53 is screwed, the reverse rotation of the screw rod 52 cannot be realized at the moment, the forward-inclined baffle 55 can effectively prevent the user from falling due to forward inclination, the forward-inclined operation of the wheelchair device is realized, and after the use, the storage of the protection part 5 can be realized through the reverse operation.

It is worth noting that the fixing connection of the utility model adopts a screw connection or a welding connection mode.

The improved wheelchair device of the embodiment has the following advantages:

through the protection part 5, the front end of a user can be protected in the using process of the wheelchair device, the user is prevented from falling from the front end of the wheelchair device on a road surface with a large gradient, the safety of the wheelchair device is effectively improved, meanwhile, the collision between the user and the forward-inclined baffle 55 can be buffered through the buffer spongy cushion 54, the possible injury to the user can be avoided, and finally, the protection part 5 can be stored, so that the function is more comprehensive;

through expansion portion 7, can realize the expansion to this wheelchair device seat, satisfy user's special user demand, expansion portion 7 can accomodate simultaneously, and the design is more humanized, the popularization and the use of the product of being convenient for.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An improved wheelchair device, characterized in that: comprises a chair plate (1), a protective part (5) and an expansion part (7);

a main moving part (2) is arranged at the right end of the lower end of the chair plate (1), an auxiliary moving part (3) is arranged at the right end of the lower end of the chair plate (1), two handrails (4) which are symmetrical in the front-back direction are arranged on the upper end face of the chair plate (1), and a pushing part (6) is arranged at the right end of the chair plate (1);

the number of the protection parts (5) is two, the protection parts are symmetrically distributed in the front and back direction, the two protection parts (5) are respectively connected with the two handrails (4), each protection part (5) comprises a connecting seat (51), a screw rod (52) is fixedly connected to the lower end of each connecting seat (51), the lower end of each screw rod (52) penetrates through each handrail (4) and is in threaded connection with each handrail (4), the lower end of each screw rod (52) is in threaded connection with a locking nut (53), a forward-inclined baffle plate (55) is arranged on the outer side of each connecting seat (51), and a buffer sponge cushion (54) is bonded to the outer side of each forward-inclined baffle plate (55);

the expansion part (7) is located in the middle of the chair plate (1), the expansion part (7) comprises an expansion chair plate (72), the middle parts of the expansion chair plate (72) and the chair plate (1) are connected in a sliding mode, and an easy-to-pull groove (73) is formed in the right end of the expansion chair plate (72).

2. The improved wheelchair device of claim 1 wherein: the main moving part (2) comprises two vertical plates (21) which are symmetrical front and back, the vertical plates (21) are fixedly connected with the chair plate (1), the lower ends of the two vertical plates (21) are connected through an installation shaft (22), the two ends of the installation shaft (22) penetrate through the two vertical plates (21) respectively and are rotatably connected with main rollers (24), a hand push ring (25) is arranged on the outer side of the main rollers (24), and the hand push ring (25) is connected with the main rollers (24) through connecting rods (23) which are distributed in a circular array.

3. The improved wheelchair device of claim 1 wherein: the auxiliary moving part (3) comprises a supporting seat (32), the upper end of the supporting seat (32) is fixedly connected with the chair plate (1), an auxiliary roller set (33) is arranged at the lower end of the supporting seat (32), and a foot placing part is arranged on the supporting seat (32).

4. An improved wheelchair device as claimed in claim 3, wherein: the foot placing part comprises an installation seat (34), the installation seat (34) is fixedly connected with a supporting seat (32), the middle of the installation seat (34) is rotatably connected with a rotating shaft (31), and the front end and the rear end of the rotating shaft (31) are fixedly connected with foot pedals (35).

5. The improved wheelchair device of claim 1 wherein: the push part (6) comprises a U-shaped support (61) with an upward opening, the lower end of the U-shaped support (61) is fixedly connected with the right end of the chair plate (1), two vertical rods of the U-shaped support (61) are connected through backrest cloth (64), a push handle (62) is integrally formed at the upper end of each vertical rod of the U-shaped support (61), and a rubber sleeve (63) is sleeved on the outer side of the push handle (62).

6. The improved wheelchair device of claim 1 wherein: the handrail (4) is provided with a threaded hole corresponding to the screw rod (52), and the screw rod (52) and the threaded hole are installed in a matched mode.

7. The improved wheelchair device of claim 1 wherein: the middle part of the chair plate (1) is provided with a sliding groove (71) corresponding to the expanding chair plate (72), and the expanding chair plate (72) and the sliding groove (71) are installed in a matched mode.

8. The improved wheelchair device of claim 1 wherein: the chair plate (1) is provided with a U-shaped open slot (74) corresponding to the easy-to-pull slot (73), and the U-shaped open slot (74) is communicated with the sliding slot (71).