CN112618180A

CN112618180A - Wheelchair with toilet structure

Info

Publication number: CN112618180A
Application number: CN202011521698.3A
Authority: CN
Inventors: 栾飞; 桓源; 洪杰; 詹昊
Original assignee: Shaanxi University of Science and Technology
Current assignee: Shaanxi University of Science and Technology
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-04-09

Abstract

The invention discloses a wheelchair with a toilet structure, which comprises a framework and first telescopic arms which are mutually crossed and hinged, wherein a first supporting plate is fixedly connected in an inner cavity of the framework, one end of the first telescopic arm is hinged to the first supporting plate, the other end of the first telescopic arm is hinged to a placing plate, a driving part is arranged on the first telescopic arm, the top surface of the framework is of a middle opening structure, a sliding rail is arranged on the side edge of the middle opening structure, and a toilet box is connected to the sliding rail in a sliding manner; when not needing the box, place the board and build into the middle part open structure of skeleton top surface, place and place the central cushion on the board, when needing the box, place the board and be located the inner chamber of skeleton, box sliding connection is on the slide rail. The invention does not need the nursing staff to do too much work, and the patient can take care of himself when the illness state of the patient is not serious, thereby providing great convenience for the patient, and the toilet seat can be taken out from the wheelchair after the patient defecates, and is clean and sanitary.

Description

Wheelchair with toilet structure

Technical Field

The invention belongs to the technical field of wheelchairs, and particularly relates to a wheelchair with a toilet seat structure.

Background

The disabled people need to change the quality of life and the degree of freedom of life of the disabled people by using modern high and new technology, the using performance of the traditional wheelchair is mainly insufficient in the use of daily life, and the patients can feel very inconvenient when relieving the bowels.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a wheelchair with a toilet seat structure, which can enable a patient to relieve the bowels at any time without leaving the wheelchair.

In order to achieve the purpose, the invention provides the following technical scheme: a wheelchair with a toilet structure comprises a framework and first telescopic arms which are hinged in a crossed mode, wherein a first supporting plate is fixedly connected in an inner cavity of the framework, one end of the first telescopic arm is hinged to the first supporting plate, the other end of the first telescopic arm is hinged to a placing plate, a driving part is arranged on the first telescopic arm, the top surface of the framework is of a middle opening structure, a sliding rail is arranged on the side edge of the middle opening structure, and a toilet box is connected to the sliding rail in a sliding mode;

when the toilet is not needed, the placing plate is built into the middle opening structure on the top surface of the framework, the central cushion is placed on the placing plate,

when needing the chamber pot, place the board and be located the inner chamber of skeleton, chamber pot sliding connection is on the slide rail.

Further, the driving part comprises a first electric push rod, the first telescopic arms which are mutually crossed and hinged are a group of lifting structures, the two groups of lifting structures are connected through a plurality of connecting rods, one connecting rod of the plurality of connecting rods is hinged with a mounting seat of the first electric push rod, and the driving end of the first electric push rod is hinged with another connecting rod.

The wheelchair further comprises a first wheel and a second wheel, wherein the first wheel is arranged at the rear end of the wheelchair in the propelling direction, and the second wheel is arranged at the front end of the wheelchair in the propelling direction.

Furthermore, the inner cavity of the framework is also provided with a second supporting plate, a second telescopic mechanism is hinged to the second supporting plate and is hinged to the supporting piece, the second telescopic mechanism is used for controlling the supporting piece to be in contact with the ground or be lifted away from the ground, and the second supporting plate is hinged to the first supporting plate.

Furthermore, the pin joint of second backup pad and first backup pad is first pin joint, and a plurality of first pin joints all are located same straight line, and it has fourth electric putter's one end still to articulate in the second backup pad, and fourth electric putter's the other end and first backup pad are articulated.

Further, the top surface of skeleton still articulates there are two spinal bracings, installs the backup plate between two spinal bracings, and it has first moving pole to articulate on the backup plate, first moving pole and second move the pole and articulate, and the second moves the pole and rotates the hub connection, and axis of rotation and skeleton rotate to be connected, and it has the third to move the pole still to articulate in the axis of rotation, and the third moves the pole and articulates fifth electric putter, and fifth electric putter's mount pad and first backup pad are articulated.

Further, still articulated on the support have first handrail, and first handrail still articulates there is the second handrail, and second handrail and skeleton are articulated.

Further, still articulated on the pin joint of second handrail and skeleton have the shank backup pad, articulated in the shank backup pad have second electric putter, second electric putter and skeleton are articulated.

Furthermore, the dining table further comprises supporting pipes arranged on two sides of the framework respectively, the two supporting pipes are connected through the dining table, and a dining bowl placing groove and a water cup placing groove are arranged on the dining table.

Furthermore, a bowl limiting ring and a cup limiting ring are respectively arranged in the bowl placing groove and the cup placing groove, the bowl limiting ring is provided with a plurality of limiting rings, the inner ring diameter of each bowl limiting ring is different, the cup limiting ring is provided with a plurality of limiting rings, and the inner ring diameter of each cup limiting ring is different.

Compared with the prior art, the invention has at least the following beneficial effects:

the invention provides a wheelchair with a toilet structure, wherein the top surface of a framework in the structure is of a middle opening structure, the middle opening structure is realized by stretching and expanding of a first telescopic arm, the first telescopic arm is lifted to change the position of a placing plate, the first telescopic arm is pressed against the placing plate when the wheelchair is normally used, a central cushion is placed on the placing plate and matched with the cushion to form a seat, the central cushion is driven to leave a cushion area and retract into an inner cavity of the framework to slide a toilet box into a slide rail when a patient needs convenience, the whole process is simple and convenient, a caregiver does not need to do much work, and the patient can take care of the wheelchair when the condition of the patient is not serious, great convenience is provided for the patient, and the toilet box is taken out of the wheelchair after defecation, so that the wheelchair is clean and sanitary.

Furthermore, the support piece drives to contact the ground or lift off the ground through the second telescopic mechanism, so that the height of the wheelchair can be changed, and the patient can conveniently take and place objects at different heights.

Further, still articulated through fourth electric putter between second backup pad and the first backup pad, thereby promote the inclination adjustment that first backup pad drove whole wheelchair through fourth electric putter, can satisfy the adjustment of the multiple position of sitting angle of patient, and application scope is wider.

Furthermore, the dining table can be detachably connected with the dining table, so that the requirement of a user on taking food on the wheelchair can be met, the dining table is more convenient to eat, the dining bowl and the water cup can be conveniently placed in the dining table through the dining bowl placing groove and the water cup placing groove, meanwhile, the dining bowl limiting ring in the dining bowl placing groove and the water cup limiting ring in the water cup placing groove can meet the placing requirements of the dining bowls and the water cups with various sizes, the positions of the dining bowls and the water cups can be fixed, and the dining bowls and the water cups are not easy to slip off when the dining table is used by the user.

Drawings

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

FIG. 2 is a schematic view of a mating structure of a gear and a rack;

FIG. 3 is a schematic view of the structure of the leg support plate and the leg extension plate in cooperation with each other;

FIG. 4 is a schematic view of the structure of the toilet box mounted on the slide rail;

fig. 5 is a schematic view of the structure at the first support plate and the second support plate;

FIG. 6 is a rear view of the structure of FIG. 1;

FIG. 7 is a schematic structural view of a first telescoping mechanism and a second telescoping mechanism of the present invention;

FIG. 8 is a schematic view of a console according to the present invention;

in the drawings: 1-bracket, 2-backup plate, 3-first moving rod, 4-second moving rod, 5-first handrail, 6-cushion, 7-dining table, 8-console, 9-support tube, 10-second handrail, 11-second electric push rod, 12-leg support plate, 121-rack, 13-second motor, 14-leg extension plate, 141-first motor, 142-gear, 143-limit plate, 15-pedal, 16-toilet seat, 17-central cushion, 18-battery jar, 19-second telescopic arm, 20-first wheel, 21-support member, 22-second wheel, 23-skeleton, 24-front wheel bracket, 25-slide rail, 26-fourth electric push rod, 27-first support plate, 28-a first telescopic arm, 29-a mounting plate, 30-a third motor, 31-a third support plate, 32-a fifth electric push rod, 33-a third electric push rod, 34-a first electric push rod, 35-a rotating shaft, 36-a third moving rod, 37-an auxiliary support piece, 38-an adjusting rod, 39-a clamping nut, 40-a dining table, 41-a water cup placing groove, 42-a bowl limiting ring and 43-a second support plate.

Detailed Description

The invention is further described with reference to the following figures and detailed description.

As shown in fig. 1, the present invention provides a wheelchair having a toilet structure, comprising a frame 23, two ends of one side of the framework 23 are respectively hinged with a bracket 1, a backup plate 2 is arranged between the two brackets 1, the opposite surface of the backup plate 2 back to the back surface is hinged with one end of at least two first moving rods 3, the other end of the first moving rods 3 is also hinged with one end of a second moving rod 4, the other end of the second moving rod 4 is connected with the same rotating shaft 35 through a shaft, the rotating shaft 35 is connected with a support plate arranged on the framework 23, the support plate is provided with a convex body, the rotating shaft 35 penetrates through the convex body and the rotating shaft 35 can rotate in the convex body, one end of the rotating shaft 35 is connected with a third moving rod 36, the third moving rod 36 is also hinged with an output end of a first electric push rod 34, the mounting end of the first electric push rod 34 is arranged on the first supporting plate 27, and the first supporting plate 27 is fixed in the inner cavity of the framework 23;

support 1 still articulates there is first handrail 5, first handrail 5 still articulates there is second handrail 10, second handrail 10 is articulated with the one end of shank backup pad 12, the side of shank backup pad 12 is articulated through second electric putter 11 with skeleton 23, the one end of shank backup pad 12 still is articulated with skeleton 23, and wherein, the installation end of second electric putter 11 is articulated with the mounting panel 29 of welding in skeleton 23 both sides, the output of second electric putter 11 and shank backup pad 12 are articulated.

As shown in fig. 2 and 3, in the preferred embodiment of the present embodiment, the side of the leg support plate 12 is provided with a rail groove, the rail groove is arranged along the length direction of the leg support plate 12, two ends of the rail groove penetrate two ends of the leg support plate 12, the leg extension plate 14 extends into the rail groove from the other end of the leg support plate 12, meanwhile, a rack 121 is arranged on the outer surface of the track groove, the rack 121 is arranged along the length direction of the track groove, a first motor 141 is arranged on the leg lengthening plate 14, a gear 142 is sleeved at the output end of the first motor 141, the gear 142 on the leg lengthening plate 14 is meshed and connected with the rack 121 on the track groove, the gear 142 is driven to move on the rack gear 121 by the first motor 141, so that the leg extension plate 14 is freely telescoped on the leg support plate 12, thereby adjusting the extension or retraction length of the leg extension plate 14 to suit the user's needs; preferably, the other end of shank lengthened plate 14 articulates there is footboard 15, the other end of footboard 15 still is provided with second motor 13, the output of second motor 13 and the hinged end of footboard 15 are connected, second motor 13 control footboard 15 rotates, thereby adjust the angle that the user placed the foot, promote user's comfort level, preferably, shank lengthened plate 14's the other end is provided with limiting plate 143, limiting plate 143's length and shank lengthened plate 14's length are perpendicular, thereby play the effect of limiting footboard 15 turned angle.

As shown in fig. 4, in this embodiment, a seat cushion 6 is disposed on a seat surface of the framework 23, a middle region of the seat cushion 6 is a hollow structure, a central seat cushion 17 is detachably mounted in the hollow region of the seat cushion 6, the central seat cushion 17 is mounted on a first telescopic mechanism, the first telescopic mechanism includes two first telescopic arms 28 hinged to each other in a crossing manner, one end of each first telescopic arm 28 is hinged to a first supporting plate 27, the other end of each first telescopic arm 28 is hinged to the central seat cushion 17, the first telescopic arms hinged to each other in a crossing manner are a group of lifting structures, the two groups of lifting structures are connected through a plurality of connecting rods, a mounting seat of a first electric push rod 34 is hinged to one connecting rod of the plurality of connecting rods, and a driving end of the first electric push rod 34 is hinged; wherein the side of the hollow region of cushion 6 is provided with slide rail 25, slide rail 25 welds with skeleton 23 respectively, and sliding connection has chamber box 16 in slide rail 25, and when first telescopic machanism drove central cushion 17 and left the hollow region of cushion 6, slided chamber box 16 into from the one end of slide rail 25, and the user carries out the convenience can.

As shown in fig. 1 and fig. 6, in this embodiment, a first wheel 20 and a second wheel 22 are further disposed on the frame 23, the first wheel 20 is disposed at the rear end of the wheelchair in the propulsion direction, the second wheel 22 is disposed at the front end of the wheelchair in the propulsion direction, a third motor 30 is connected to the axle center of the first wheel 20, the third motor 30 is fixed on the frame 23, the second wheel 22 is hinged to the frame 23 through a front wheel bracket 24, a shaft and a bearing are disposed at the matching position of the front wheel bracket 24 and the second wheel 22, and the front wheel bracket 24 is rotatably connected to the frame 23 through a pin;

as shown in fig. 7, in this embodiment, a support 21 is further disposed at the bottom of the framework 23, the support 21 is connected to the first support plate 27 through a second telescopic mechanism, so as to realize switching between support type and wheeled movement, the second telescopic mechanism includes two second telescopic arms 19 hinged to each other in a cross manner, one end of each second telescopic arm 19 is hinged to the support 21, the other end of each second telescopic arm 19 is hinged to a second support plate 43, the second support plate 43 is hinged to the first support plate 27, the two second telescopic arms hinged to each other in a cross manner form a group, a third electric push rod is disposed between the two groups of second telescopic arms, and the third electric push rod is used for controlling the second telescopic arms hinged to contract or expand, so as to realize free telescopic contact or leaving of the support 21 on the ground; preferably, one end of the supporting member 21 is hinged with an auxiliary supporting member 37, wherein the supporting member can be a crawler belt, the auxiliary supporting member is an auxiliary crawler belt, when climbing stairs, the angle of the auxiliary supporting member 37 is adjusted to make the auxiliary supporting member 37 closely attached to the stairs, and the auxiliary supporting member 37 drives the wheelchair to climb the stairs;

as shown in fig. 5, in the preferred embodiment of the present invention, the second support plate 43 and the first support plate 27 are hinged through a plurality of hinge points, the hinge points are arranged in a straight line, the second support plate 43 and the first support plate 27 are further connected through the fourth electric push rod 26, the hinge point of the second support plate 43 and the first support plate 27 and the fourth electric push rod 26 jointly connect the second support plate 43 and the first support plate 27, the mounting end of the fourth electric push rod 26 is hinged on the plate surface of the second support plate 43, the output end of the fourth electric push rod 26 is hinged on the plate surface of the first support plate 27, and the fourth electric push rod 26 pushes the first support plate 27 to adjust the inclination angle of the whole framework 23, thereby maintaining the sitting posture of the user and reducing the dangerous phenomena.

As shown in fig. 8, in this embodiment, an adjusting rod 38 is further hinged to the first armrest 5, one end of the adjusting rod 38 is fixed to the first armrest 5 through a clamping nut 39, and the rotation angle of the adjusting rod 38 is adjusted by screwing and unscrewing the clamping nut 39, in this embodiment, the adjusting rod 38 is of a gooseneck tube structure, the rotation angle of the adjusting rod 38 is further increased, the flexibility is higher, the other end of the adjusting rod 38 is provided with a console 8 and is controlled by the console 8, the console 8 is provided with a rocker and a contact switch, the rocker realizes control of the direction of the wheelchair, and the contact switch realizes the switching control of the sitting posture and lying state of the device, the lengthening of the leg support plate, the starting or stopping of the work of the support, the work of the electric push rod, and other; preferably, a third support plate 31 is fixed at the rear end of the wheelchair in the propelling direction, a storage battery 18 is arranged on the third support plate 31, and electric energy provided by each motor and each control system and electric energy provided by all driving energy of the wheelchair are all provided by the storage battery 18.

In this embodiment, the mounting plates on both sides of the framework 23 are further provided with support tubes, the support tubes are detachably connected with the mounting plates, the two support tubes are connected through a dining table 40, and when a user needs to have a meal, the support tubes are mounted on the mounting plates; preferably, a bowl placing groove and a cup placing groove 41 are arranged on the dining table 40, a bowl limiting ring 42 and a cup limiting ring are respectively placed in the bowl placing groove and the cup placing groove 41, the bowl limiting ring 42 and the cup limiting ring are respectively provided with a plurality of parts, and selection can be performed according to the size of an actual bowl and the size of a cup.

Preferably, the wheelchair disclosed by the invention adopts a hollow tube structure design, so that the comfort requirement of a user on the wheelchair can be met, and the physical requirements of the product such as toughness and the like can also be met.

The working principle of the invention is as follows:

when a user sits on the wheelchair and wants to convert the wheelchair function into a bed function, the console can be operated to move the leg support plate 12 through the second electric push rod 11, so that the leg support plate 12 can rotate in the vertical direction and the horizontal direction, the fifth electric push rod 32 pushes the third moving rod 36 to rotate, the third moving rod 36 drives the rotating shaft 35 to rotate, the rotating shaft 35 drives the second moving rod 4 to rotate, the second moving rod 4 drives the first moving rod 3 to rotate, when the user needs to lie flat, the support 1 rotates in the horizontal direction, and simultaneously the support 1 rotates in the horizontal direction, the heights of the first handrail 2 and the second handrail 10 are reduced, and in the bed mode, the pedal 15 can be rotated and folded by 90 degrees through the second motor 13, and the leg lengthening plate 14 can be extended and retracted through the rack 121 and the gear 142 to adapt to the leg length of the user, the stretching function of the leg lengthening plate 14 can be realized under the sitting posture of a user, and the dining table 7 on the wheelchair can be assembled and disassembled according to the use requirements of the user;

in a normal driving mode, the third electric push rod 33 drives the second telescopic mechanism to compress so as to make the support 21 not contact the ground, thereby realizing the separation of the support 21 and the ground, the third motor 30 drives the first wheel 20 to rotate, the first wheel 20 drives the whole wheelchair to move, the second wheel 22 receives the power transmission of the first wheel 20, when the support is a caterpillar and the auxiliary support is an auxiliary caterpillar, in the case of climbing stairs, the third electric push rod 33 pushes the second telescopic mechanism to extend, the second telescopic mechanism drives the support 21 to move, the support 21 contacts the ground, thereby making the first wheel 20 and the second wheel 22 have a height difference with the ground, the auxiliary support 37 is adjusted, the auxiliary support 37 is tightly engaged with the step, thereby climbing the stairs under the drive of the support and the auxiliary support 37, when the support 21 is separated from the ground, the fourth electric push rod 26 pushes the first support 27 so as to adjust the upper half of the wheelchair between a certain angle, when the supporting piece 21 is about to be separated from the stairs, the supporting piece 21 is slowly placed on the horizontal plane by adjusting the angle of the auxiliary supporting piece 37 to be contacted with the ground so as to maintain the sitting posture level of a person, the backward tilting of the wheelchair is avoided, after the climbing is finished, the second telescopic mechanism drives the supporting piece to be separated from the ground, and when a user needs to take out a high-rise article, the height can be lifted through the first telescopic mechanism;

when the user is convenient, through the first telescopic machanism of first electric putter drive, realize that central cushion breaks away from the cushion surface, then insert the chamber pot in the slide rail manually, accomplish the back, load the hollow region at the cushion through first telescopic machanism with central cushion.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The wheelchair with the toilet structure is characterized by comprising a framework (23) and first telescopic arms (28) which are hinged in a crossed mode, wherein a first supporting plate (27) is fixedly connected in an inner cavity of the framework (23), one end of each first telescopic arm (28) is hinged to each first supporting plate (27), the other end of each first telescopic arm (28) is hinged to a placing plate, a driving part is arranged on each first telescopic arm (28), the top surface of the framework (23) is of a middle opening structure, sliding rails (25) are arranged on the side edges of the middle opening structure, and a toilet box (16) is connected onto each sliding rail (25) in a sliding mode;

when the toilet box (16) is not needed, the placing plate is built into the middle opening structure on the top surface of the framework (23), the central cushion (17) is placed on the placing plate,

when the toilet box (16) is needed, the placing plate is positioned in the inner cavity of the framework (23), and the toilet box (16) is connected to the sliding rail (25) in a sliding mode.

2. The wheelchair with a toilet seat structure as claimed in claim 1, wherein the driving part comprises a first electric push rod (34), the first telescopic arms (28) which are hinged to each other in a crossed manner form a group of lifting structures, the two groups of lifting structures are connected through a plurality of connecting rods, a mounting seat of the first electric push rod (34) is hinged to one of the connecting rods, and a driving end of the first electric push rod (34) is hinged to the other connecting rod.

3. The wheelchair having a toilet structure as claimed in claim 1, further comprising a first wheel (20) and a second wheel (22), the first wheel (20) being disposed at a rear end in a wheelchair propulsion direction, and the second wheel (22) being disposed at a front end in the wheelchair propulsion direction.

4. A wheelchair with a toilet seat structure according to claim 3, wherein the inner cavity of the framework (23) is further provided with a second supporting plate (43), a second telescopic mechanism is hinged on the second supporting plate (43), the second telescopic mechanism is hinged with the supporting member (21), the second telescopic mechanism is used for controlling the supporting member (21) to contact with the ground or be lifted from the ground, and the second supporting plate (43) is hinged with the first supporting plate (27).

5. A wheelchair having a toilet seat structure as claimed in claim 4, wherein the hinge point of the second support plate (43) and the first support plate (27) is a first hinge point, the first hinge points are all located on the same straight line, one end of the fourth electric push rod (26) is hinged to the second support plate (43), and the other end of the fourth electric push rod (26) is hinged to the first support plate (27).

6. The wheelchair with the toilet structure as claimed in claim 1, wherein the top surface of the framework (23) is hinged with two supports (1), a backup plate (2) is installed between the two supports (1), the backup plate (2) is hinged with a first moving rod (3), the first moving rod (3) is hinged with a second moving rod (4), the second moving rod (4) is connected with a rotating shaft (35), the rotating shaft (35) is rotatably connected with the framework (23), the rotating shaft (35) is hinged with a third moving rod (36), the third moving rod (36) is hinged with a fifth electric push rod (32), and a mounting seat of the fifth electric push rod (32) is hinged with the first support plate (27).

7. A wheelchair with a toilet seat structure according to claim 6, characterized in that the bracket (1) is further hinged with a first armrest (5), the first armrest (5) is further hinged with a second armrest (10), and the second armrest (10) is hinged with the framework (23).

8. The wheelchair with the toilet seat structure as claimed in claim 7, wherein a leg support plate (12) is hinged to the hinge point of the second armrest (10) and the frame (23), a second electric push rod (11) is hinged to the leg support plate (12), and the second electric push rod (11) is hinged to the frame (23).

9. The wheelchair with the toilet structure as claimed in claim 1, further comprising support pipes (9) respectively arranged at two sides of the frame (23), wherein the two support pipes (9) are connected through a dining table (40), and a bowl placing groove and a cup placing groove (41) are arranged on the dining table (40).

10. The wheelchair with the toilet structure as claimed in claim 9, wherein a bowl limiting ring (42) and a cup limiting ring are respectively arranged in the bowl placing groove and the cup placing groove (41), the bowl limiting ring (42) is provided with a plurality of rings, the inner ring diameter of each bowl limiting ring (42) is different, the inner ring diameter of each cup limiting ring is provided with a plurality of rings, and the inner ring diameter of each cup limiting ring is different.