CN213406631U

CN213406631U - Telescopic wheelchair

Info

Publication number: CN213406631U
Application number: CN202022014017.6U
Authority: CN
Inventors: 王建新
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-11
Anticipated expiration: 2030-09-15

Abstract

The utility model belongs to the technical field of the wheelchair technique and specifically relates to a telescopic wheelchair, which comprises a mounting bracket and specifically relates to a mounting bracket, the both sides of mounting bracket are fixed with the rectangular pipe, the telescopic link has been placed in the rectangular pipe, the one end of telescopic link is extended away from the rectangular pipe, be provided with the linkage part between telescopic link and the rectangular pipe, the both ends of movable plate are extended away from in the framework, the cover is equipped with the spring on the slide bar between movable plate and the framework, the locating piece is located one of them locating hole, the movable part is installed to one side of mounting bracket, the top of movable part is fixed with the action bars, one side of action bars is rotated. This device reasonable in design, convenient operation through the cooperation of rectangular pipe and telescopic link makes things convenient for this device to be arranged in the environment of difference, has reduced user's vexation, has made things convenient for people to use.

Description

Telescopic wheelchair

Technical Field

The utility model relates to a wheelchair field especially relates to a telescopic wheelchair.

Background

Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual folding wheelchairs. The wheelchair not only meets the requirements of physical disabilities and mobility-handicapped people for riding instead of walking, but also is more important to facilitate the family members to move and take care of the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair. However, the existing wheelchair does not have the function of contraction, so that the wheelchair is inconvenient to use in a narrow environment, and much trouble is added to a user, and therefore a telescopic wheelchair is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a telescopic wheelchair.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a telescopic wheelchair comprises a mounting rack, rectangular tubes are fixed on two sides of the mounting rack, telescopic rods are placed in the rectangular tubes, one ends of the telescopic rods extend out of the rectangular tubes, a linkage component is arranged between the telescopic rods and the rectangular tubes, front wheels are installed at the bottom of one end of the mounting rack, rear wheels are installed at the bottom of one end of the telescopic rods, a seat is fixedly installed at the upper portion of the mounting rack, a blocking component is installed on one side of the upper end of the mounting rack, a frame body is fixedly installed on one side of one rectangular tube, two sliding rods are fixedly installed in the frame body, a movable plate is sleeved on the sliding rods, two ends of the movable plate extend out of the frame body, springs are sleeved on the sliding rods between the movable plate and the frame body, two positioning holes are formed in one side of one telescopic, the locating piece is located one of them locating hole, movable part is installed to one side of mounting bracket, movable part's top is fixed with the action bars, the connecting rod is installed in one side rotation of action bars, the other end of connecting rod rotates with the other end of movable plate to be connected.

Preferably, the linkage part is including seting up the logical groove in the rectangular pipe top, the top fixed mounting of telescopic link has the gag lever post, the upper end of gag lever post runs through logical groove and extends away fixedly connected with dead lever.

Preferably, the barrier member includes a fixed shaft and a supporting plate fixed on one side of the mounting frame, a limit ring is fixed at one end of the fixed shaft, a blocking rod is sleeved on the fixed shaft, and one end of the blocking rod is located above the supporting plate.

Preferably, the movable part is including fixing the cylinder in mounting bracket one side, cylindrical one end is fixed with the fender ring, the cover is equipped with the circle cover on the cylinder, the top at the circle cover is fixed to the lower extreme of action bars.

Preferably, a transverse plate is fixedly installed between the installation frames, and two pedals are fixedly installed above the transverse plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

the spring is used for supporting the movable plate, the movable plate drives the locating piece to move when moving, when the locating piece enters into one of them locating hole, thereby reached and carried out the fixed purpose to the telescopic link, keep off ring and cylindrical cooperation, make things convenient for the circle cover to rotate, in the in-process of using, user's operation action bars, it rotates to drive the connecting rod, the connecting rod drives the movable plate and has moved, when the locating piece of movable plate one side leaves in the locating hole, can reach the purpose of adjusting the telescopic link, people have made things convenient for and have used, when this device enters into narrow and small space, through contracting the telescopic link, can make things convenient for this device to reduce the volume, more convenient place this device, when needs carry out this device to use, expand the telescopic link, make this device more steady when using. This device reasonable in design, convenient operation through the cooperation of rectangular pipe and telescopic link makes things convenient for this device to be arranged in the environment of difference, has reduced user's vexation, has made things convenient for people to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

FIG. 3 is a schematic bottom structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of the utility model at the position B in fig. 3;

fig. 5 is an enlarged schematic structural diagram of the present invention at C in fig. 3.

In the figure: the seat comprises a seat 1, front wheels 2, pedals 3, a transverse plate 4, a rectangular tube 5, a telescopic rod 6, rear wheels 7, an operating rod 8, a connecting rod 9, a supporting plate 10, a blocking rod 11, a fixed shaft 12, a limiting ring 13, a mounting frame 14, a cylinder 15, a blocking ring 16, a round sleeve 17, a sliding rod 18, a fixed rod 19, a through groove 20, a limiting rod 21, a positioning hole 22, a moving plate 23, a positioning block 24, a frame 25 and a spring 26.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 5, a retractable wheelchair comprises a mounting frame 14, rectangular tubes 5 are fixed on both sides of the mounting frame 14, a retractable rod 6 is placed in each rectangular tube 5, one end of the retractable rod 6 extends out from each rectangular tube 5, a linkage part is arranged between the retractable rod 6 and the rectangular tube 5, the linkage part comprises a through groove 20 arranged above each rectangular tube 5, a limiting rod 21 is fixedly arranged above each retractable rod 6, the upper end of each limiting rod 21 penetrates through the through groove 20 and extends out to be fixedly connected with a fixing rod 19, a front wheel 2 is arranged at the bottom of one end of the mounting frame 14, a rear wheel 7 is arranged at the bottom of one end of each retractable rod 6, a seat 1 is fixedly arranged on the upper portion of the mounting frame 14, a blocking part is arranged on one side of the upper end of the mounting frame 14, the blocking part comprises a fixing shaft, the fixed shaft 12 is sleeved with a stop lever 11, one end of the stop lever 11 is positioned above the supporting plate 10, a transverse plate 4 is fixedly installed between the mounting frames 14, and two pedals 3 are fixedly installed above the transverse plate 4.

The implementation mode is specifically as follows: install rectangular tube 5 in the both sides of mounting bracket 14, make telescopic link 6 carry out the removal of making a round trip in rectangular tube 5, thereby reach flexible purpose, cooperation through logical groove 20 and gag lever post 21, because gag lever post 21 is fixed in the top of telescopic link 6, therefore, when telescopic link 6 removes, telescopic link 6 has been prevented from dropping from rectangular tube 5, dead lever 19's setting, made things convenient for and carried out the concurrent operation to telescopic link 6, make telescopic link 6's flexible distance go on simultaneously, through the setting of front wheel 2 and rear wheel 7, it removes to have made things convenient for mounting bracket 14, install seat 1 on mounting bracket 14, make the inconvenient people sit on seat 1, rotate shelves pole 11, make the one end of shelves pole 11 take the top of layer board 10, reach the purpose of protecting the inconvenient people of acting, the inconvenient people of acting has prevented that the inconvenient people from falling from seat 1.

One side of one rectangular tube 5 is fixedly provided with a frame body 25, two sliding rods 18 are fixedly arranged in the frame body 25, a moving plate 23 is sleeved on each sliding rod 18, two ends of each moving plate 23 extend out from the frame body 25, a spring 26 is sleeved on each sliding rod 18 between each moving plate 23 and the frame body 25, two locating holes 22 have been seted up to one side of one of them telescopic link 6, one side of movable plate 23 one end is fixed with locating piece 24, locating piece 24 is located one of them locating hole 22, movable part is installed to one side of mounting bracket 14, movable part is including fixing the cylinder 15 in mounting bracket 14 one side, the one end of cylinder 15 is fixed with fender ring 16, the cover is equipped with circle cover 17 on the cylinder 15, the lower extreme of action bars 8 is fixed in the top of circle cover 17, movable part's top is fixed with action bars 8, one side of action bars 8 is rotated and is installed connecting rod 9, the other end of connecting rod 9 rotates with the other end of movable plate 23 and is connected.

The implementation mode is specifically as follows: the frame body 25 is fixed on one side of the rectangular pipe 5, the movable plate 23 slides back and forth on the slide bar 18 through the slide bar 18 in the frame body 25, the spring 26 is used for supporting the movable plate 23, the positioning block 24 is driven to move when the movable plate 23 moves, when the positioning block 24 enters one of the positioning holes 22, the purpose of fixing the telescopic rod 6 is achieved, the baffle ring 16 is matched with the cylinder 15, the circular sleeve 17 is convenient to rotate, in the using process, a user operates the operating rod 8 to drive the connecting rod 9 to rotate, the connecting rod 9 drives the movable plate 23 to move, when the positioning block 24 on one side of the movable plate 23 leaves the positioning hole 22, the purpose of adjusting the telescopic rod 6 can be achieved, and the use by people is convenient.

The utility model discloses the theory of operation:

the spring 26 is used for supporting the moving plate 23, the moving plate 23 drives the positioning block 24 to move when moving, when the positioning block 24 enters one of the positioning holes 22, thereby achieving the purpose of fixing the telescopic rod 6, the baffle ring 16 is matched with the cylinder 15 to facilitate the rotation of the round sleeve 17, in the using process, a user operates the operating lever 8 to drive the connecting rod 9 to rotate, the connecting rod 9 drives the moving plate 23 to move, when the positioning block 24 on one side of the moving plate 23 leaves the positioning hole 22, the purpose of adjusting the telescopic rod 6 can be achieved, the use by people is convenient, when the device enters a narrow space, by contracting the telescopic rod 6, the device can be conveniently reduced in size, the device can be placed more conveniently, and when the device needs to be used, the telescopic rod 6 is unfolded, so that the device is more stable in use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a telescopic wheelchair, includes mounting bracket (14), its characterized in that, the both sides of mounting bracket (14) are fixed with rectangular pipe (5), telescopic link (6) have been placed in rectangular pipe (5), the one end of telescopic link (6) extends away from rectangular pipe (5) in, be provided with the linkage part between telescopic link (6) and rectangular pipe (5), front wheel (2) are installed to the bottom of mounting bracket (14) one end, rear wheel (7) are installed to the bottom of telescopic link (6) one end, the upper portion fixed mounting of mounting bracket (14) has seat (1), one of them one side of mounting bracket (14) upper end is installed and is blockked the part, one of them one side fixed mounting of rectangular pipe (5) has framework (25), fixed mounting has two movable plates (18) in framework (25), the cover is equipped with movable plate (23) on slide bar (18), extend away from framework (25) interior extension at the both ends of movable plate (23), the cover is equipped with spring (26) on slide bar (18) between movable plate (23) and framework (25), one of them two locating holes (22) have been seted up to one side of telescopic link (6), one side of movable plate (23) one end is fixed with locating piece (24), locating piece (24) are located one of them locating hole (22), the movable part is installed to one side of mounting bracket (14), the top of movable part is fixed with action bars (8), connecting rod (9) are installed in one side rotation of action bars (8), the other end of connecting rod (9) rotates with the other end of movable plate (23) and is connected.

2. The retractable wheelchair as claimed in claim 1, wherein the linkage part comprises a through groove (20) formed above the rectangular tube (5), a limiting rod (21) is fixedly mounted above the retractable rod (6), and the upper end of the limiting rod (21) penetrates through the through groove (20) and extends out to be fixedly connected with the fixing rod (19).

3. The retractable wheelchair as claimed in claim 1, wherein the blocking member comprises a fixed shaft (12) and a supporting plate (10) fixed on one side of the mounting frame (14), a limiting ring (13) is fixed on one end of the fixed shaft (12), a blocking rod (11) is sleeved on the fixed shaft (12), and one end of the blocking rod (11) is located above the supporting plate (10).

4. The retractable wheelchair as claimed in claim 1, wherein the movable part comprises a cylinder (15) fixed on one side of the mounting frame (14), a stop ring (16) is fixed on one end of the cylinder (15), a round sleeve (17) is sleeved on the cylinder (15), and the lower end of the operating rod (8) is fixed above the round sleeve (17).

5. The retractable wheelchair as claimed in claim 1, characterised in that a transverse plate (4) is fixedly mounted between the mounting frames (14), and two pedals (3) are fixedly mounted above the transverse plate (4).