CN105997374A - Multifunctional wheelchair - Google Patents

Abstract

The invention discloses a multifunctional wheelchair, which comprises: the device comprises a bracket, a pair of front wheels, a pair of rear wheels, a backrest, a cushion and a pair of foot pads; a convenient pan is placed on the bracket; the cushion is made of a hard plate, the cushion is positioned above the convenient disc, two sides of the cushion are slidably mounted on the support, an internal thread piece is arranged at the bottom of the cushion, a threaded rod is pivoted on the support, and the internal thread piece is in threaded connection with the threaded rod; the cushion can move back and forth under the drive of the threaded rod. When a patient sitting on the wheelchair needs to go to a toilet, the threaded rod on the wheelchair is rotated to drive the internal thread piece to drive the cushion to move backwards, the convenient basin positioned below the cushion is exposed, at the moment, the patient can disassemble the trousers to move the hip forwards to the convenient basin slowly, and the patient can start to relieve the bowels. Through the technical scheme, the patient sitting on the wheelchair can complete defecation on the wheelchair, and the wheelchair is simple and convenient to operate.

Description

A multifunctional wheelchair

Technical field:

The invention relates to medical equipment, in particular to a multifunctional wheelchair.

Background technique:

Patients in wheelchairs have inconvenient legs and feet and have difficulty going to the toilet. Although many social infrastructure constructions consider wheelchair patients and establish special pits for them, the inconvenience of going to the toilet cannot be solved overnight. Even if the wheelchair patient finally comes to the special pit in the hut, he still needs to move from the wheelchair to the special pit, which is really troublesome.

Invention content:

The technical problem to be solved by the invention: patients in wheelchairs have inconvenient legs and feet, and it is difficult and troublesome to go to the toilet.

The present invention provides following technical scheme:

A multifunctional wheelchair, comprising: a bracket, a pair of front wheels, a pair of rear wheels, a backrest, a seat cushion, and a pair of foot pads;

The pair of front wheels and the pair of rear wheels are installed on the bracket and are respectively located in front and rear of the bracket;

The backrest is installed on the support and is located behind the support;

The pair of foot pads are installed on the bracket and located in front of the bracket;

A convenient basin is placed on the support;

The seat cushion is a hard plate, and the seat cushion is located above the convenient tray. The two sides of the seat cushion are slidably installed on the bracket. On the threaded rod; driven by the threaded rod, the cushion can move forward and backward.

According to the above technical scheme, when a patient in a wheelchair needs to go to the toilet, find a hidden place and rotate the threaded rod on the wheelchair. Since the two sides of the seat cushion are slid on the bracket, the rotation of the threaded rod can drive the inner threaded part to As the cushion moves back, the patient sitting on the cushion also moves back. After the seat cushion is moved to a certain position, the convenient basin located under the seat cushion is exposed. At this time, the patient can untie the pants and slowly move the buttocks forward to the convenient basin. At this point, the patient can start to defecate. After the patient urinates and defecates and completes the sanitation work, the buttocks are moved to the cushion, the threaded rod is reversely rotated, the threaded rod drives the internal threaded part and the cushion on it to move forward, the cushion is reset, and the convenience tray is covered again.

Through the above-mentioned technical scheme, patients in wheelchairs can defecate and defecate in the wheelchairs, and the operation is simple and convenient.

As a specific description of the bracket structure of the present invention, the bracket includes a pair of seat steel pipes, a pair of supporting steel pipes, and a pair of connecting steel pipes; the seat steel pipes are in the shape of curved steps, and the pair of seat steel pipes are parallel to each other The supporting steel pipes are in an inverted U shape, and a pair of supporting steel pipes are parallel to each other; the pair of connecting steel pipes intersect in an X shape, and the pair of connecting steel pipes in the X shape are arranged horizontally; On both sides, a pair of seat steel pipes are respectively welded with a pair of supporting steel pipes; the pair of front wheels and the pair of rear wheels are respectively installed on the front and rear ends of the inverted U-shaped supporting steel pipes; the backrest is installed on a pair of seat on the curved part of the steel pipe; the pair of foot pads are installed on the bottom of a pair of seat steel pipes; the convenient basin is placed on a pair of connecting steel pipes in an X shape; For the seat steel pipe, the threaded rod is pivotally connected to the seat steel pipe.

Based on the above description of the support structure, a rod with a square cross section is provided at the intersection of the pair of connecting steel pipes, the rod is on the same level as the pair of connecting steel pipes, and the rod is located in the center of a pair of parallel seat steel pipes. position and parallel to a pair of parallel seat steel tubes. The rod is slotted along the length direction, and a hole is opened on the front end surface of the rod. The slot communicates with the hole. A slider is placed in the slot, and a telescopic rod is connected to the front side of the slider. The telescopic rod Through the hole, a handle is provided at the front end of the telescopic rod, and a telescopic spring is sleeved on the telescopic rod, one end of the telescopic spring is against the slider, and the other end of the telescopic spring is against the inner wall of the slot. The pair of connecting steel pipes are provided with a pair of fixed blocks, the slide block is provided with a movable block, and the convenience basin is clamped between the pair of fixed blocks and a movable block.

According to the above description, the user pulls the handle, that is, pulls the telescopic rod, and the movable block on the slider can be displaced within a certain range. In this way, the movable block and a pair of fixed blocks can fasten and position convenient basins of different sizes. , and the operator is easy to pick and place.

Based on the above description of the bracket structure, as a detailed description of the sliding installation of the two sides of the seat cushion on the bracket in the present invention, a pair of sliding seats are provided on the pair of seat steel pipes, and the pair of sliding seats are arranged horizontally and parallel to each other; A sliding groove is provided on the sliding seat, sliding blocks are arranged on both sides of the seat cushion, and the sliding blocks are matched in the sliding groove.

Based on the above description of the bracket structure, as an improvement of the present invention, a mounting seat is provided on the outside of the seat steel pipe, a main pulley is pivotally connected to the mounting seat, a rotating handle is provided on the main pulley, and the end of the threaded rod A pair of pulleys is arranged at the end, and the pair of pulleys is connected with the main pulley through a belt. With such improvement, the present invention moves the rotating handle of the action threaded rod to the outside of the wheelchair to facilitate the use of the patient.

Based on the above description of the bracket structure, as an improvement of the present invention, the bent part of one of the pair of seat steel pipes on which the backrest is installed is independent of the seat steel pipe and inserted into the seat steel pipe; The material of the backrest is cloth. According to the above improvement, when the backrest hinders the rearward movement of the seat cushion, the user can pull out the bent part of a seat steel pipe from the seat steel pipe to release the backrest and make way for the rearward movement of the seat cushion.

Description of drawings:

Below in conjunction with accompanying drawing, the present invention will be further described:

Fig. 1 is the structural representation of a kind of multifunctional wheelchair of the present invention;

Fig. 2 is a schematic structural view of the cushion 50 in Fig. 1 after it has moved backward;

Fig. 3 is a schematic structural view of the multifunctional wheelchair in Fig. 1 or Fig. 2 after the seat cushion 50 and the convenient basin 70 are removed;

Fig. 4 is a schematic structural view of the cushion 50 in Fig. 1 or Fig. 2;

FIG. 5 is a schematic diagram of the combined structure of the rod 91 and a pair of connecting steel pipes 13 in FIG. 3 .

Explanation of symbols in the figure:

10. Bracket; 11. Seat steel pipe; 12. Support steel pipe; 13. Connecting steel pipe; 14. Mounting seat;

20. Front wheel;

30. Rear wheel;

40. Backrest;

50. Cushion;

60. Foot pads;

70. Convenient basin;

81, internal threaded part; 82, threaded rod; 83, sliding seat; 84, sliding block; 85, main pulley; 86, secondary pulley;

91, rod; 92, slide block; 93, telescopic rod; 94, handle; 95, telescopic spring; 96, fixed block; 97, movable block.

detailed description:

1 and 2 , a multifunctional wheelchair includes: a bracket 10 , a pair of front wheels 20 , a pair of rear wheels 30 , a backrest 40 , a seat cushion 50 , and a pair of foot pads 60 .

As shown in Figure 3, the support 10 includes a pair of seat steel pipes 11, a pair of supporting steel pipes 12, and a pair of connecting steel pipes 13; the seat steel pipes are curved steps, and a pair of seat steel pipes are parallel to each other; the support The steel pipes are inverted U-shaped, and a pair of supporting steel pipes are parallel to each other; the pair of connecting steel pipes intersect in an X shape, and the pair of connecting steel pipes in the X shape are arranged horizontally; the pair of supporting steel pipes are welded on both sides of the pair of connecting steel pipes, and one The seat steel pipes are respectively welded with a pair of supporting steel pipes.

1 to 3, the pair of front wheels 20 and the pair of rear wheels 30 are respectively installed on the front end and the rear end of the inverted U-shaped supporting steel pipe.

Referring to Fig. 1 to Fig. 3, the backrest 40 is installed on the bent part of a pair of seat steel pipes.

Referring to FIGS. 1 to 3 , the pair of foot pads 60 are installed on the bottom ends of a pair of seat steel pipes.

Referring to Figures 1 to 3, the convenience basin 70 is placed on a pair of X-shaped connecting steel pipes. Specifically, with reference to Fig. 3 and Fig. 5, a cross section of a square rod 91 is provided at the intersection of the pair of connecting steel pipes 13. The central position of the chair steel pipe is parallel to a pair of parallel seat steel pipes 11; the rod is provided with a groove along the length direction, and a hole is opened on the front end surface of the rod, the groove communicates with the hole, and a slider is placed in the groove 92, the front side of the slider is connected with a telescopic rod 93, the telescopic rod passes through the hole, the front end of the telescopic rod is provided with a handle 94, the telescopic rod is covered with a telescopic spring 95, the telescopic spring One end is against the slide block, and the other end of the telescopic spring is against the inner side wall of the groove. A pair of fixed blocks 96 are arranged on the pair of connecting steel pipes 13, a movable block 97 is arranged on the slide block, and the convenience basin 70 is clamped between the pair of fixed blocks and a movable block.

As shown in FIG. 3 , the two sides of the seat cushion 50 are slidably mounted on a pair of seat steel pipes, and the threaded rod 82 is pivotally connected to the seat steel pipes. Described cushion is hard sheet material, and cushion is positioned at the top of convenient tray, and the both sides of cushion are slidably installed on the support, as shown in Figure 4, and the bottom of cushion is provided with internal screw 81, and threaded rod 82 is pivoted on the support, and described The internal threaded part is screwed on the threaded rod; driven by the threaded rod, the seat cushion can move forward and backward. Wherein, the pair of seat steel pipes 11 are provided with a pair of sliding seats 83, and the pair of sliding seats are arranged horizontally and parallel to each other; sliding grooves are provided on the sliding seats, as shown in Figure 4, and the two sides of the seat cushion 50 are provided with Sliding block 84, said sliding block fits in the sliding groove.

As shown in Fig. 3, a mounting seat 14 is provided on the outside of the seat steel pipe 11, a main pulley 85 is pivotally connected on the mounting seat, a rotating handle is provided on the main pulley, a secondary pulley 86 is provided at the end of the threaded rod 82, and a secondary pulley 86 is arranged on the secondary pulley. The pulley is connected with the main pulley through a belt.

The bent part of one of the seat steel pipes 11 on which the backrest 40 is installed is independent of the seat steel pipe and inserted in the seat steel pipe; the material of the backrest is cloth.

In actual life, when a patient in a wheelchair needs to go to the toilet, find a hidden place and rotate the threaded rod 82 on the wheelchair through the main pulley 85. Since the both sides of the seat cushion 50 are slidingly installed on the sliding seat 83, the threaded rod 82 Rotation can drive the internal threaded part 81 to move backward with the cushion 50, and the patient sitting on the cushion 50 also moves backward. After the seat cushion 50 is moved to a certain position, the convenient basin 70 positioned at the seat cushion 50 below is revealed. At this moment, the patient can untie his pants and slowly move his buttocks forward on the convenient basin 70. At this point, the patient can start to defecate. After the patient urinates and defecates and completes the sanitation work, the buttocks are moved to the cushion 50, the threaded rod 82 is reversely rotated, and the threaded rod 82 drives the internal threaded part 81 and the cushion 50 on it to move forward, and the cushion 50 resets and covers again Convenience plate 70.

The above content is only the preferred implementation mode of the present invention. For those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation mode and application scope. limits.

Claims (6)

1. A multifunctional wheelchair, comprising: a bracket (10), a pair of front wheels (20), a pair of rear wheels (30), a backrest (40), a seat cushion (50), and a pair of foot pads (60); The pair of front wheels and the pair of rear wheels are installed on the bracket and are respectively located in front and rear of the bracket; The backrest is installed on the support and is located behind the support; The pair of foot pads are installed on the bracket and located in front of the bracket; It is characterized by: A convenient basin (70) is placed on the support; The seat cushion is a hard plate, and the seat cushion is located above the convenient tray. The two sides of the seat cushion are slidably mounted on the support. The bottom of the seat cushion is provided with an internal screw (81), and the support is pivotally connected with a threaded rod (82). The inner threaded part is screwed on the threaded rod; driven by the threaded rod, the seat cushion can move forward and backward. 2. A kind of multifunctional wheelchair as claimed in claim 1, characterized in that: The bracket (10) includes a pair of seat steel pipes (11), a pair of supporting steel pipes (12), and a pair of connecting steel pipes (13); the seat steel pipes are in the shape of curved steps, and the pair of seat steel pipes are parallel to each other The supporting steel pipes are in an inverted U shape, and a pair of supporting steel pipes are parallel to each other; the pair of connecting steel pipes intersect in an X shape, and the pair of connecting steel pipes in the X shape are arranged horizontally; On both sides, a pair of seat steel pipes are respectively welded with a pair of supporting steel pipes; The pair of front wheels (20) and the pair of rear wheels (30) are respectively installed on the front end and the rear end of the inverted U-shaped supporting steel pipe; The backrest (40) is installed on the bent part of a pair of seat steel pipes; The pair of foot pads (60) are installed at the bottom of a pair of seat steel pipes; The convenient basin (70) is placed on a pair of connecting steel pipes in an X shape; Both sides of the seat cushion (50) are slidably mounted on a pair of seat steel pipes, and the threaded rod (82) is pivotally connected to the seat steel pipes. 3. A kind of multifunctional wheelchair as claimed in claim 2, characterized in that: A bar (91) with a square cross section is set at the intersection of the pair of connecting steel pipes (13), the bar is on the same level as the pair of connecting steel pipes, the bar is in the center of a pair of parallel seat steel pipes and Parallel with a pair of parallel seat steel pipes (11); The rod is provided with a slot along the length direction, and a hole is opened on the front end surface of the rod. The slot communicates with the hole. A slider (92) is placed in the slot, and a telescopic rod (93) is connected to the front side of the slider. ), the telescopic rod passes through the hole, the front end of the telescopic rod is provided with a handle (94), the telescopic rod is covered with a telescopic spring (95), one end of the telescopic spring is against the slider, and the telescopic spring The other end is against the inner wall of the groove; The pair of connecting steel pipes (13) are provided with a pair of fixed blocks (96), the slide block is provided with a movable block (97), and the convenient basin (70) is clamped between the pair of fixed blocks and a movable block. between blocks. 4. A kind of multifunctional wheelchair as claimed in claim 2, it is characterized in that: a pair of slide seats (83) are provided on the said pair of seat steel pipes (11), and a pair of slide seats are arranged horizontally and parallel to each other; A sliding groove is provided on the sliding seat, and sliding blocks (84) are provided on both sides of the cushion (50), and the sliding blocks are matched in the sliding grooves. 5. A multifunctional wheelchair as claimed in claim 2, characterized in that: a mounting seat (14) is provided on the outside of the seat steel pipe (11), and a main pulley (85) is pivotally connected to the mounting seat, and the main pulley (85) is pivoted on the mounting seat. A rotating handle is established on the pulley, and a secondary pulley (86) is established at the end of the threaded rod (82), and the secondary pulley is connected with the main pulley by a belt. 6. A kind of multifunctional wheelchair as claimed in claim 2, is characterized in that: the bent part of a seat steel pipe in a pair of seat steel pipes (11) of backrest (40) is installed independently of this seat steel pipe and Inserted in the steel pipe of the seat; the material of the backrest is cloth.