CN214713094U

CN214713094U - Lifting type foldable wheelchair

Info

Publication number: CN214713094U
Application number: CN202120148377.7U
Authority: CN
Inventors: 吴建美; 王伟明; 黄�俊; 王慎
Original assignee: Anhui Sanlian University
Current assignee: Anhui Sanlian University
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-16
Anticipated expiration: 2031-01-19

Abstract

The utility model provides a collapsible wheelchair of over-and-under type, including bottom plate and cushion board, still include lift linkage and driving piece, the top of bottom plate is equipped with the base, both ends are connected with cushion board, base cooperation respectively about the lift linkage, the driving piece is used for controlling the lift linkage lift. The utility model relates to a novelty, easy operation, through the setting of lift connecting rod group and cushion board etc. can make the cushion board carry out longitudinal movement, and then adjusted the height of wheelchair, can adapt to the bed body of different height, folding of back board, rotor plate and footboard etc. simultaneously can make things convenient for the wheelchair to splice with the bed body and use, has made things convenient for nursing staff to remove patient, has improved the practicality of wheelchair; the utility model provides a current wheelchair use the operation complicated, unable quick use, patient removes the problem that needs professional nurse help between bed and wheelchair simultaneously.

Description

Lifting type foldable wheelchair

Technical Field

The utility model relates to the technical field of a wheelchair especially relates to a collapsible wheelchair of over-and-under type.

Background

In the prior art, the technical scheme adopted for moving the patient on the wheelchair to the bed is manually assisted or a special device is used for transferring the patient, and the two modes have the following technical defects: 1. the operation is complicated, and the use is inconvenient: the special equipment is usually complex to operate, inconvenient to use, large in size, incapable of lifting and lowering the height and only capable of being matched with an assembled bed for use; 2. the patient is inconvenient to move: patients using wheelchairs are immobile or immobile and rely on professional caregivers, while at home they are usually cared by women at home and do not have sufficient strength to move the patient. To this end, we propose an elevating foldable wheelchair.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem that exists among the background art, the utility model provides a collapsible wheelchair of over-and-under type, including bottom plate and cushion board, still include lift linkage and driving piece, the top of bottom plate is equipped with the base, both ends are connected with cushion board, base cooperation respectively about the lift linkage, the driving piece is used for controlling lift linkage to go up and down.

Preferably, two first fixed plates are installed at the top of the base, two second fixed plates are installed at the bottom of the cushion plate, the two second fixed plates are respectively arranged in one-to-one correspondence with the two first fixed plates, a lifting connecting rod group is arranged between each corresponding second fixed plate and each corresponding first fixed plate, and the upper end and the lower end of each lifting connecting rod group are respectively connected with the second fixed plate and each first fixed plate in a matched mode.

Preferably, the lifting connecting rod group comprises two first supporting frames and two second supporting frames, the middle parts of the two first supporting frames are in cross connection through hinges, the middle parts of the two second supporting frames are also in cross connection through hinges, and the top ends of the two first supporting frames are respectively hinged with the bottom ends of the two second supporting frames; the bottom end of one first support frame is hinged with the first fixing plate, and the bottom end of the other first support frame is installed on the first fixing plate and can slide along the length direction of the first fixing plate; the top end of one second support frame is hinged with the second fixing plate, and the top end of the other second support frame is installed on the second fixing plate and can slide along the length direction of the second fixing plate.

Preferably, the driving part comprises a bidirectional threaded rod and two connecting rods, the two connecting rods are arranged between the two lifting connecting rod groups in parallel, two ends of each connecting rod are connected with connecting points of a first supporting frame and a second supporting frame in the two lifting connecting rod groups respectively, the bidirectional threaded rod is provided with a first threaded section and a second threaded section which are opposite in thread direction, and the two connecting rods are connected with the first threaded section and the second threaded section in a thread matching mode respectively.

Preferably, the back board is installed to cushion board top one side, lie in back board bottom both sides on the cushion board and all install and carry out spacing limiting plate to the back board, the both sides of limiting plate all articulate there is the gag lever post, the bottom of cushion board is close to two gag lever post positions and all is connected with the mounting panel, the spacing groove has been seted up to the inside of mounting panel, two the gag lever post all with spacing groove sliding connection.

Preferably, one side of the cushion plate, which is far away from the backrest plate, is hinged with a rotating plate, and the bottom of the rotating plate is hinged with a pedal.

Preferably, both sides of the cushion plate are hinged with protective plates along the length direction of the cushion plate, and the backrest plate is positioned between the two protective plates.

Preferably, the top of the backrest plate is hinged with a movable plate.

Preferably, a plurality of universal wheels are installed at the bottom of the bottom plate.

Preferably, the cushion plate is provided with a fixed block for limiting the rotating plate at the bottom close to the rotating plate.

Compared with the prior art, the utility model provides a lifting type foldable wheelchair, wherein the height of the cushion plate can be adjusted by the arrangement of the lifting connecting rod group and the driving piece, so that the cushion plate can adapt to bed bodies with different heights, and meanwhile, the protection plate, the movable plate and the like can be folded, thereby facilitating the movement of a patient between the bed body and the cushion plate; through the arrangement of the protection plate, the backrest plate and the like, when a patient is on the cushion plate, the backrest plate can movably support the patient, the protection plate can movably protect the patient, and the pedal can facilitate the placement of the feet of the patient; meanwhile, the backrest plate, the pedals and the like can be folded, so that the volume of the wheelchair is reduced; through the setting of limiting plate and fixed block etc. the cooperation of limiting plate, gag lever post and mounting panel etc. can carry out effectual limiting displacement to vertical back board, and the fixed block also can carry out effectual limiting displacement to the rotor plate simultaneously.

The utility model discloses not only have the function of ordinary wheelchair, when the user need lie down the rest, the device can expand again and combine for a plane and other half bed, with the safe from the wheelchair of user transfer to the bed. The folding wheelchair part can also be independently transformed into a bed, the height can be adjusted at any time by utilizing the lifting connecting rod group, and the folding wheelchair part can be matched with the bed used in life to achieve the same purpose so as to solve the problem that the old people move from the wheelchair to the bed; the patient who lies in bed for a long time can sit on the wheelchair without lying on the bed all day, and the relative freedom of movement is realized. The utility model has simple structure, safety, reliability and convenient use; the height of the wheelchair can be adjusted according to the environmental requirements, and the wheelchair has a wide application range; the wheelchair can be independently transformed into a bed and can also be matched with other beds to provide a comfortable rest environment for a user; the patient can be easily moved from the bed to the wheelchair by using the separation structure, so that the labor cost is reduced; low cost, simple structure and easy maintenance.

Drawings

FIG. 1 is a schematic side view of a lift-type foldable wheelchair according to the present invention;

FIG. 2 is a schematic view of a folding three-dimensional structure of a lifting foldable wheelchair according to the present invention;

FIG. 3 is a schematic view of an unfolding three-dimensional structure of a lifting foldable wheelchair according to the present invention;

FIG. 4 is an enlarged schematic view of the lifting foldable wheelchair at A;

FIG. 5 is an enlarged schematic view of the elevation type foldable wheelchair at the position B;

fig. 6 is an enlarged schematic structural view of a C position of the lifting foldable wheelchair.

Detailed Description

Referring to fig. 1-3, the utility model provides a collapsible wheelchair of over-and-under type, including bottom plate 1, cushion board 6, two lift linkage and driving piece, the top of bottom plate 1 is equipped with base 2, and both ends are connected with cushion board 6, base 2 cooperation respectively about the lift linkage.

The utility model discloses in, the lift linkage can drive cushion plate 6 and carry out longitudinal movement, and then can make cushion plate 6 can adapt to the not bed body of co-altitude, and the patient of being convenient for removes between cushion plate 6 and the bed body, has reduced nursing staff's work load. The driving piece is used for controlling the lifting of the lifting connecting rod group. Two first fixed plates 3 are installed at the top of base 2, and two second fixed plates 16 are installed to the bottom of cushion board 6, and two second fixed plates 16 set up with two first fixed plates 3 one-to-one respectively, all are provided with the lift linkage between second fixed plate 16, the first fixed plate 3 that correspond. Both ends are connected with second fixed plate 16, the cooperation of first fixed plate 3 respectively about the lift linkage for through the setting of first fixed plate 3 and second fixed plate 16, the vertical removal is carried out to cushion board 6 that the lift linkage can be quick.

Referring to fig. 1-3, in this embodiment, the driving member includes a two-way threaded rod 5 and two connecting rods, the two connecting rods are disposed in parallel between the two lifting linkage sets, two ends of the connecting rods are respectively connected to the connection points of the first support frame 4 and the second support frame 17 of the two lifting linkage sets, the two-way threaded rod 5 has a first threaded section and a second threaded section with opposite thread directions, the two connecting rods are respectively connected to the first threaded section and the second threaded section in a thread fit manner, the rotation of the two-way threaded rod 5 can drive the two connecting rods to approach or move away from each other, and the connecting rods can be raised or lowered at a certain height, the two connecting rods can drive the cushion plate 6 to move longitudinally, namely the driving piece can drive the lifting connecting rod group, and then the longitudinal height of the cushion plate 6 can be controlled, so that the cushion plate 6 can meet the bed bodies with different heights.

Referring to fig. 1-3, in the present embodiment, the lifting linkage includes two first support frames 4 and two second support frames 17, the middle portions of the two first support frames 4 are cross-connected by a hinge, the middle portions of the two second support frames 17 are also cross-connected by a hinge, and the top ends of the two first support frames 4 are respectively hinged to the bottom ends of the two second support frames 17; the bottom end of one first support frame 4 is hinged with the first fixing plate 3, and the bottom end of the other first support frame 4 is installed on the first fixing plate 3 and can slide along the length direction of the first fixing plate; the top end of one second supporting frame 17 is hinged with the second fixing plate 16, and the top end of the other second supporting frame 17 is installed on the second fixing plate 16 and can slide along the length direction of the second fixing plate. Through adjusting the driving piece, and then can carry out drive control to first support frame and second support frame, also just forward and reverse rotation two-way threaded rod can be so that the height of cushion board adjusts.

Referring to fig. 1-6, in the embodiment, a backrest plate 11 is installed on one side of the top of the cushion plate 6, and limiting plates 9 for limiting the backrest plate 11 are installed on both sides of the bottom end of the backrest plate 11 on the cushion plate 6. The both sides of limiting plate 9 all articulate there is gag lever post 10, and the bottom of cushion board 6 is close to two limiting plate 9 positions and all is connected with mounting panel 8, and the spacing groove has been seted up to mounting panel 8's inside, and two gag lever posts 10 all with spacing groove sliding connection. Wherein the back board 11 can support the patient on the cushion board 6, and the limiting board 9 and the mounting board 8 can carry out limiting protection to the back board 11. The top of the backrest plate 11 is hinged with a movable plate 12, and the movable plate 12 is convenient for the nursing staff to operate the wheelchair. The side of the cushion plate 6, which is far away from the backrest plate 11, is hinged with a rotating plate 13, the bottom of the rotating plate 13 is hinged with a pedal 14, and the rotating plate 13 and the pedal 14 can facilitate the placement of the feet of a patient and the use of the patient; the both sides of cushion board 6 all articulate along its length direction has guard plate 7, and back board 11 is located between two guard plates 7, and guard plate 7 can carry out certain protection to patient on cushion board 6, has improved the comfort level that patient used. Through the arrangement, the folding wheelchair can be independently transformed into a bed, the height can be adjusted at any time by utilizing the lifting connecting rod group and the driving piece, and the folding wheelchair can be matched with the bed used in life to achieve the same purpose so as to solve the problem that the old people move from the wheelchair to the bed; when the bed is transformed into the wheelchair, the patient lying in bed for a long time can be helped not to lie on the bed all day long, and can sit on the wheelchair, so that the relative freedom of movement is realized.

Referring to fig. 1-6, in the specific embodiment, when the wheelchair needs to cooperate with the bed body for use, the two protection plates 7 can be folded, so that the patient on the cushion plate 6 can move conveniently, the cushion plate 6 is provided with a fixing block for limiting the rotating plate 13 near the bottom of the rotating plate 13, and the fixing block can perform a certain limiting effect when the rotating plate 13 is folded to a horizontal position, so that the rotating plate 13 can be stably used. Meanwhile, the movable plate 12 can increase the contact area between the wheelchair and the bed body.

Referring to fig. 1-3, in the embodiment, a plurality of universal wheels 15 are installed at the bottom of the bottom plate 1, and the universal wheels 15 are arranged to facilitate the wheelchair to move to a designated position.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a collapsible wheelchair of over-and-under type, includes bottom plate (1) and cushion board (6), its characterized in that still includes lift linkage and driving piece, the top of bottom plate (1) is equipped with base (2), both ends are connected with cushion board (6), base (2) cooperation respectively about the lift linkage, the driving piece is used for controlling the lift linkage to go up and down.

2. The lifting foldable wheelchair as claimed in claim 1, wherein two first fixing plates (3) are mounted at the top of the base (2), two second fixing plates (16) are mounted at the bottom of the cushion plate (6), the two second fixing plates (16) are respectively arranged corresponding to the two first fixing plates (3), a lifting linkage is arranged between the corresponding second fixing plates (16) and the corresponding first fixing plates (3), and the upper and lower ends of the lifting linkage are respectively connected with the second fixing plates (16) and the first fixing plates (3) in a matching manner.

3. The elevating foldable wheelchair as claimed in claim 2, wherein the elevating linkage comprises two first support frames (4) and two second support frames (17), the middle parts of the two first support frames (4) are cross-connected by a hinge, the middle parts of the two second support frames (17) are cross-connected by a hinge, and the top ends of the two first support frames (4) are hinged with the bottom ends of the two second support frames (17), respectively; the bottom end of one first support frame (4) is hinged with the first fixing plate (3), and the bottom end of the other first support frame (4) is installed on the first fixing plate (3) and can slide along the length direction of the first fixing plate; the top end of one second supporting frame (17) is hinged with the second fixing plate (16), and the top end of the other second supporting frame (17) is installed on the second fixing plate (16) and can slide along the length direction of the second fixing plate.

4. The lifting foldable wheelchair as claimed in claim 3, wherein the driving member comprises a two-way threaded rod (5) and two connecting rods, the two connecting rods are arranged in parallel between the two lifting linkages, two ends of each connecting rod are respectively connected with the connection points of the first support frame (4) and the second support frame (17) of the two lifting linkages, the two-way threaded rod (5) has a first thread section and a second thread section with opposite thread directions, and the two connecting rods are respectively in thread fit connection with the first thread section and the second thread section.

5. The lifting foldable wheelchair as claimed in any one of claims 1 to 4, wherein a backrest plate (11) is mounted on one side of the top of the cushion plate (6), limiting plates (9) for limiting the backrest plate (11) are mounted on the cushion plate (6) on two sides of the bottom end of the backrest plate (11), limiting rods (10) are hinged to two sides of the limiting plates (9), the mounting plate (8) is connected to the position, close to the two limiting plates (9), of the bottom of the cushion plate (6), limiting grooves are formed in the mounting plate (8), and the two limiting rods (10) are connected with the limiting grooves in a sliding manner.

6. The liftable and foldable wheelchair according to claim 5, characterized in that the side of the seat plate (6) away from the backrest plate (11) is hinged with a rotating plate (13), and the bottom of the rotating plate (13) is hinged with a pedal (14).

7. The liftable and foldable wheelchair according to claim 5, characterized in that both sides of the seat plate (6) are hinged with guard plates (7) along their length, and the backrest plate (11) is located between two guard plates (7).

8. The liftable and collapsible wheelchair according to claim 5, characterised in that the top of the backrest plate (11) is hinged with a movable plate (12).

9. The liftable and collapsible wheelchair according to any of claims 1 to 4, characterised in that the bottom of the base plate (1) is fitted with a plurality of universal wheels (15).

10. The liftable and foldable wheelchair according to claim 6, characterized in that the seat plate (6) is provided with a fixed block near the bottom of the rotating plate (13) for limiting the rotating plate (13).