CN203970712U - Multifunctional wheelchair - Google Patents

Abstract

The utility model provides a multifunctional wheelchair, which comprises a wheelchair bracket, a seat part and a backrest part. The front end of the wheelchair support bottom is provided with front rollers, and the rear end of the wheelchair support bottom is provided with rear rollers. The seat part is installed above the wheelchair support, and the seat part includes a seat cushion bracket, a seat cushion, a potty and a seat lifting device. The seat cushion bracket includes a lower bracket, and the seat cushion is arranged on the seat cushion bracket; the lower bracket is provided with a lower slot, and the bedpan is inserted under the seat cushion through the lower slot; the seat cushion is provided with an opening for the bedpan Corresponding defecation hole. The seat lifting device is connected between the wheelchair frame and the seat cushion bracket. The bottom end of the backrest is connected with the rear end of the seat cushion bracket and the relative angle is adjustable. The multifunctional wheelchair provided by the utility model integrates multiple functions such as a wheelchair, a toilet, an infusion stand, a bath chair and the like, and has strong practicability and simple operation, and is suitable for use in hospitals, nursing institutions and families.

Description

multipurpose wheelchair

technical field

The utility model relates to a carrier, in particular to a multifunctional wheelchair.

Background technique

For the elderly, patients with central nervous system diseases and systemic failure, and patients with impaired or lost walking function, wheelchairs are an indispensable tool in their lives and are widely used. Among them, a considerable number of patients cannot take care of themselves completely, and they need the assistance of people to defecate and defecate. And from the wheelchair to the toilet is a difficult moving process, and there are safety hazards in the moving process. At the same time, patients are often unable to take care of themselves to defecate and defecate, and even contaminate their underwear due to untimely defecation, which will increase their psychological burden. Therefore, the defecation and defecation of these patients brings a great burden to medical staff and accompanying personnel. Generally, the hospital bed has a certain height from the ground, and there is a height difference between the height of an ordinary wheelchair and the bed. Patients who use wheelchairs usually have difficulty in physical movement. Coupled with the shielding of the wheelchair armrests, it is very difficult for patients to get on and off the wheelchair by themselves. When the nursing staff is carrying the patient, they also need to pick up the patient and move back and forth to complete it. If the patient's lower limb function is significantly impaired or the weight is heavy, it is very difficult to complete this action and accidents such as falls are prone to occur.

Utility model content

In view of the above-mentioned shortcomings of the prior art, the purpose of this utility model is to provide a multifunctional wheelchair that can assist patients with mobility issues to defecate and get on and off the hospital bed.

In order to achieve the above purpose and other related purposes, the utility model provides a multifunctional wheelchair, comprising: a wheelchair bracket, the front end of the bottom of the wheelchair bracket is equipped with front rollers, and the rear end of the bottom of the wheelchair bracket is equipped with rear rollers The seat portion, the seat portion is installed above the wheelchair bracket, and the seat portion includes a seat cushion bracket, a seat cushion, a potty and a seat lifting device; the seat cushion is installed on the on the seat cushion bracket; the seat cushion bracket includes a lower bracket, and the lower bracket is provided with a lower layer slot, and the bedpan is inserted under the seat cushion through the lower layer slot; the seat The mat is provided with a defecating hole corresponding to the opening of the bedpan; the seat lifting device is connected between the wheelchair bracket and the seat cushion bracket; the backrest, the bottom end of the backrest is connected to the The rear end of the seat cushion bracket is connected and the relative angle is adjustable.

Preferably, the seat lifting device includes an upper link, a lower link and a driving assembly; the upper link and the lower link are hinged together through a hinge rod, and the bottom end of the lower link is connected to the The wheelchair bracket is hinged, the top of the upper link is hinged with a horizontal support rod, and a vertical guide column is fixedly installed at both ends of the horizontal support rod, and the top of the vertical guide column is connected with the seat cushion support. The frame is fixedly connected; the wheelchair bracket is fixedly equipped with a guide groove that is slidably matched with the vertical guide column; the drive assembly includes a driver and a telescopic rod that expands and contracts under the drive of the driver, and the telescopic The ends of the rods are fixedly connected to the hinged rods.

Preferably, the seat cushion further includes a defecating hole plate that can be plugged and fitted with the defecating hole; a gap through which the defecating hole plate can pass is provided between the backrest and the seat cushion.

Preferably, the rear end of the seat cushion bracket is provided with a hinge plate, and a plurality of seat cushion bracket hinge holes are arranged at intervals on the hinge plate, and the bottom end of the backrest is provided with a backrest hinge hole, and the backrest The angle adjustment between the seat cushion bracket and the backrest can be realized by connecting the hinge holes of the upper part with the hinge holes of the seat cushion bracket at different positions.

Preferably, the back part includes a left pole, a right pole and a back cushion; the bottom ends of the left pole and the right pole are connected to the rear end of the seat cushion bracket, and the back cushion is fixedly installed Between the left pole and the right pole.

Preferably, a pair of handrails are arranged symmetrically on the left and right poles, and the armrests are rotatably connected to the left and right poles.

Preferably, the armrest is provided with an insertion slot along the length direction, when a pair of the armrests are parallel to each other, a movable table can be inserted in the insertion groove, and the movable table is provided with The limit flange corresponding to the above insertion slot.

Preferably, a sleeve is fixedly installed on the left pole or the right pole, and the sleeve is provided with a threaded hole, and a height-adjustable infusion stand is inserted in the sleeve, and the infusion stand is composed of Locking screws passing through the threaded holes are locked.

Preferably, a pair of foot pedals are arranged symmetrically on the front end of the bottom of the wheelchair bracket, and the pedals are rotatably connected to the wheelchair bracket.

Preferably, the seat cushion bracket further includes an upper bracket, and the upper bracket is provided with an upper slot, and the seat cushion is inserted on the seat cushion bracket through the upper slot.

As mentioned above, the multifunctional wheelchair provided by the utility model has the following beneficial effects:

(1) There are seat cushions and bedpans that can be pulled out. The defecation holes on the seat cushions correspond to the openings of the bedpans. With the seat lifting device, the height of the seat cushions can be adjusted as needed, so that patients can defecate at any time. Moreover, it can clean up urine and defecation in time, which reduces the time for patients to go to and from the toilet and the burden of nursing staff to repeatedly transport patients, reduces nursing difficulties, and avoids dangers in the process of transporting patients.

(2) The height-adjustable function of the seat cushion of the wheelchair also helps the patient to move freely between positions with relative height differences such as the wheelchair and the hospital bed. The angle between the backrest and the seat is adjustable, and the armrests and footrests can also be rotated. When the patient is using it, it can be adjusted according to the needs of the patient, so that the patient can be in the safest and most comfortable posture. When the multifunctional wheelchair is not in use, the backrest can also be folded toward the seat, and the armrests and footrests can be retracted toward the inside of the wheelchair, thereby reducing the space occupied by the wheelchair and being more convenient for transportation and storage.

(3) A height-adjustable infusion stand can be inserted on the backrest, which is convenient for patients to move while infusion. Equipped with a movable table, patients can place food, books, etc. on the wheelchair, which is more convenient to use. Due to the strong, durable, waterproof and corrosion-resistant materials, the multifunctional wheelchair can also be used as a bath chair, which further reduces the difficulty and danger of moving patients.

The multifunctional wheelchair provided by the utility model integrates multiple functions such as a wheelchair, a toilet, an infusion stand, a bath chair, etc., and has strong practicability and simple operation, and is suitable for use in hospitals, nursing institutions and families.

Description of drawings

Fig. 1 shows the side view when the seat portion of the multifunctional wheelchair of the present invention is lowered.

Fig. 2 shows the side view when the seat portion of the multifunctional wheelchair of the present invention is raised.

Fig. 3 shows a perspective view of the multifunctional wheelchair of the present invention.

Fig. 4 is shown as the perspective view of the multifunctional wheelchair of the present invention (seat cushion inserts and puts defecating hole board, is provided with movable table board between armrests).

Component designation description

1 wheelchair support

11 Front end

12 Backend

2 seat part

21 seat cushion bracket

211 Upper bracket

212 Lower bracket

213 Seat cushion bracket hinge hole

22 seat cushion

221 Defecation hole

222 Defecation hole plate

23 Bedpan

24 Lifting device

241 Upper link

242 Lower link

243 Articulating rod

244 Horizontal support rod

245 Vertical guide column

246 Guide groove

247 Telescopic rod

248 Drivers

3 Backrest

31 Left strut

32 Right pole

33 Backrest cushion

34 Hinge hole for backrest

35 Sleeve

36 Infusion stand

37 Locking screw

4 Front Roller

5 rear roller

6 Braking device

7 Pedals

8 Handrails

81 table board insertion slot

9 movable table

91 Limiting flange

Detailed ways

The implementation of the present utility model is described below through specific examples, and those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification. The utility model can also be implemented or applied through other different specific implementation modes, and the details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the utility model.

See Figures 1 through 4. It should be noted that the diagrams provided in this embodiment are only schematically illustrating the basic concept of the utility model, and only the components related to the utility model are shown in the diagrams rather than the number of components, Shape and size drawing, the type, quantity and proportion of each component can be changed arbitrarily during actual implementation, and the component layout type may also be more complicated.

1 to 4 are schematic structural views of the multifunctional wheelchair of the present invention. In this specification, when the patient sits in the multifunctional wheelchair, the direction that the patient is facing, that is, the forward direction of the multifunctional wheelchair, is the front, the direction opposite to the front is the rear, and the left hand side of the patient is the left side. The right hand side is the right side.

Please refer to FIG. 1 and FIG. 2 , the multifunctional wheelchair provided by the utility model mainly includes a wheelchair bracket 1 , a seat portion 2 and a backrest portion 3 .

The wheelchair bracket 1 is used to support the whole wheelchair. The front end 11 of the bottom of the wheelchair support 1 is equipped with a front roller 4, and the rear end 12 of the bottom of the wheelchair support 1 is equipped with a rear roller 5. In the embodiment, there are two front rollers 4 and two rear rollers 5, and the rear rollers 5 are equipped with notch brakes 6. Two front rollers 4 are universal wheels, which are more flexible and convenient when the wheelchair is moved. The tires are tubeless pneumatic tires with good anti-vibration effect.

As shown in FIGS. 1 to 4 , the seat part 2 is installed above the wheelchair frame 1 for supporting the patient. Timely defecation for the convenience of the patient, without moving back and forth between the wheelchair and the toilet, the seat part 2 includes a seat cushion bracket 21, a seat cushion 22, a bedpan 23 and a seat lifting device 24. The seat cushion 22 is installed on the seat cushion bracket 21 . The cushion bracket 21 includes a lower bracket 212, the lower bracket 212 is provided with a lower slot, and the bedpan 23 is inserted under the seat cushion 22 through the lower slot. A defecating hole 221 corresponding to the opening of the bedpan 23 can be directly offered on the seat cushion 22 . In the embodiment, as shown in FIG. 3 , the defecating hole 221 is U-shaped, and the opening end faces the backrest 3 . When the patient needs to defecate, the nursing staff can put down the brake device 6 immediately, put the patient's feet on the ground, help him loosen the belt, and hold his waist with both hands, let the patient stand for a while, and then help the patient to take off the brake device 6 with one hand. Hold the waist of the patient with one hand, and let him sit down slowly, and the patient can defecate.

From the perspective of patient comfort and more hygiene, the seat cushion 22 also includes a defecating hole insert 222 , which can be plugged and matched with the defecating hole 221 . There is a gap between the backrest 3 and the seat cushion 22 for the insertion plate 222 of the defecation hole to pass through. When the patient needs to defecate, the defecating hole plate 222 is extracted from the defecating hole 221 from the wheelchair rear (i.e., the gap between the backrest 3 and the seat cushion 22). As shown in FIG. 4 , after defecating, insert the defecating hole inserting plate 222 back into the defecating hole 221 , thereby isolating the bedpan 23 from the seat cushion 22 . Under normal circumstances, the seat cushion 22 and the defecating hole inserting plate 222 are a complete whole, and the defecating hole inserting plate 222 is only extracted when the patient needs to defecate. The bedpan 23 is also inserted from the wheelchair rear, so that it can be more conveniently cleaned up in time after the patient goes to the toilet without affecting the patient's upright sitting.

Because the wear and tear and pollution of the seat cushion 22 are the most serious when the wheelchair is used, for the convenience of the cleaning and replacement of the seat cushion 22, the seat cushion bracket 21 can also include an upper bracket 211, and the upper bracket 211 is provided with an upper slot, and the seat cushion 22 is inserted on the cushion bracket 21 by the upper layer slot.

Referring to FIGS. 1 to 4 , in the embodiment, the seat lifting device 24 is connected between the wheelchair frame 1 and the seat cushion bracket 21 for adjusting the vertical height of the seat portion 2 . The seat lifting device 24 includes an upper link 241 , a lower link 242 and a driving assembly. The upper connecting rod 241 and the lower connecting rod 242 are hinged together by the hinge rod 243, the bottom of the lower connecting rod 242 is hinged with the wheelchair support 1, the top of the upper connecting rod 241 is hinged with a horizontal support rod 244, and the horizontal support rod 244 A vertical guide column 245 is fixedly installed at both ends, and the top of the vertical guide column 245 is fixedly connected with the cushion bracket 21 . The wheelchair support 1 is fixedly provided with a guide groove 246 that is slidingly matched with the vertical guide column 245, and the guide groove 246 ensures the stability of the vertical guide column 245 when sliding up and down. The drive assembly includes a driver 248 and a telescopic rod 247 that expands and contracts under the drive of the driver 248 , and the end of the telescopic rod 247 is fixedly connected with the hinged rod 243 . The driver 248 may be a rechargeable battery.

As shown in Figure 1, in conjunction with Figure 3 and Figure 4, when the seat cushion 22 of the multifunctional wheelchair needs to be lowered, the telescopic rod 247 is stretched forward under the power of the driver 248, and the hinge rod 243 is pushed, and the hinge rod 243 drives the upper link. Bar 241 and lower link 242 are relatively folded, and upper link 241 drives vertical guide post 245 to move downward in guide groove 246, and vertical guide post 245 drives seat cushion bracket 21, seat cushion 22, bedpan 23 to move down together. As shown in Figure 2, combined with Figure 3 and Figure 4, when the seat cushion 22 needs to be raised, the telescopic rod 247 drives the hinged rod 243 to retract backward under the drive of the driver 248, and under the drive of the hinged rod 243, the upper connection The angle between the rod 241 and the lower link 242 gradually increases, and the upper link 241 pushes the vertical guide column 245 to slide upward in the guide groove 246, thereby pushing the seat cushion bracket 21, the seat cushion 22, and the bedpan 23 to rise together to the target height.

The multifunctional wheelchair provided by the utility model can be applied to all kinds of patients. For example, for patients with total hip replacement, hip joint flexion exceeding 90° should be avoided, so the position of the seat cushion should be higher than that of ordinary wheelchairs when using the wheelchair position, and such patients also need to use a raised toilet or a specially raised toilet frame when defecating. When using the multifunctional wheelchair provided by the utility model, the height of the seat cushion 22 can be adjusted through the seat lifting device 24 according to conditions such as the patient's height and condition, so that the patient is more comfortable, or the height of the seat cushion 22 can be adjusted to The height is the same as that of a raised toilet or toilet frame, which is convenient for patients to defecate, the whole process does not require the patient to have too much activity, and can completely avoid the patient's hip joint flexion.

There is a certain height difference between ordinary wheelchairs and hospital beds. Generally, the height of the hospital bed is 50cm-55cm from the ground. Patients who use wheelchairs usually have difficulty in moving their limbs. To prevent pressure sores, they also use air cushions. The height of the air cushions is 10cm after inflation. The height of ordinary wheelchairs is 45cm. When the patient wants to move between the hospital bed and the wheelchair, the caregiver needs to pick up the patient and lift it up or down. The patient is uncomfortable and the caregiver is also laborious. It is inevitable that there will be accidents such as slipping and falling during the moving process.

In the embodiment, the height adjustable range between the seat cushion 22 and the ground of the multifunctional wheelchair provided by the present invention is 45cm-65cm, which can be adjusted arbitrarily according to the height of the hospital bed. During use, the multifunctional wheelchair is moved to the side of the sick bed earlier, the height of the wheelchair seat cushion 22 is adjusted to be consistent with the height of the sick bed using the seat lifting device 24, and the position of the multifunctional wheelchair is fixed by putting down the brake device 6 . If the patient's upper limbs can support the body, the patient can move in parallel and move between the wheelchair and the hospital bed by himself; if the patient cannot move by himself, the caregiver can hold the patient's waist with both hands and lift the patient between the wheelchair and the hospital bed move in parallel. The moving process is easier and there are fewer accidents.

The bottom end of the backrest 3 is connected with the rear end 12 of the seat cushion bracket 21 and the relative angle is adjustable. As shown in Fig. 2 and Fig. 3, the rear end 12 of the seat cushion bracket 21 is provided with a hinge plate, and a plurality of seat cushion bracket hinge holes 213 are arranged at intervals on the hinge plate, and the bottom end of the backrest 3 is provided with a backrest hinge hole 34. . When in use, align the backrest hinged hole 34 with the seat cushion bracket hinged hole 213 at the corresponding position according to the angle requirements, and connect the backrest part 3 with the seat part 2 through a locking device such as a locking screw, so that the seat part 3 can be realized. The angle between the cushion bracket 21 and the backrest part 3 is adjusted. The angle position between the backrest part 3 and the seat part 2 shown in Fig. 2 and Fig. 3 is more favorable for the patient to sit straight on the wheelchair. The hinged hole 34 of the backrest is connected with the hinged hole 213 of the seat cushion bracket at the lower position, and the relative angle between the backrest 3 and the seat 2 is larger, which can help the patient to be in the most comfortable posture. When the multifunctional wheelchair does not need to be used, the backrest part 3 can also be folded to the seat part 2 through the position adjustment of the backrest hinge hole 34 and the seat cushion bracket hinge hole 213, so as to reduce the occupied space of the wheelchair and facilitate storage and storage. transportation.

The backrest part 3 includes a left strut 31 , a right strut 32 and a backrest pad 33 . The bottom ends of the left strut 31 and the right strut 32 (i.e. the bottom end of the backrest 3) are connected to the rear end 12 of the seat cushion bracket 21, and the back cushion 33 is fixedly mounted on the left strut 31 and the right strut 32. between. There is a gap between the backrest pad 33 and the seat pad 22 for the passage of the defecation hole insertion plate 222 . The upper ends of the left strut 31 and the right strut 32 are bent to form the push handle of the multifunctional wheelchair.

In hospital treatment, infusion is a common means of treatment, and the infusion stand 36 is usually placed on the ground. It is inconvenient for the patient in a wheelchair to move, and the help of other personnel is also needed if the infusion stand 36 is also taken when moving. Therefore, as shown in FIGS. 1 and 2 , a sleeve 35 is fixedly installed on the left pole 31 or the right pole 32 , and the sleeve 35 is provided with a threaded hole. When the patient receives infusion therapy, insert the infusion stand 36 into the sleeve 35, adjust the infusion stand 36 to a suitable height, and lock it with the locking screw 37 passing through the threaded hole. The connection relationship between the infusion rack 36 and the backrest 3 can also be designed to be foldable and reversible. Patients can move while undergoing infusion therapy without any burden or inconvenience.

A pair of handrails 8 are also symmetrically arranged on the left pole 31 and the right pole 32 of the backrest 3, and the handrails 8 can prevent the patient from falling off the wheelchair because of shaking left and right when sitting on the wheelchair. During other positions, it also plays a blocking role, and the patient needs to walk around the handrail 8 and cannot translate when moving. Therefore be rotatably connected between the armrest 8 and the left strut 31 and the right strut 32 in the multifunctional wheelchair provided by the utility model.

As shown in FIG. 3 and FIG. 4 , the connection mode between the armrest 8 and the left pole 31 and the right pole 32 can be the same as the connection mode between the infusion stand 36 and the backrest 3 . Sleeve 35 is all fixedly installed on each handrail 8, and two sleeves 35 are sleeved on the left pole 31 and the right pole 32 respectively, both can rotate around left pole 31 and right pole 32 and can also move along The left pole 31 and the right pole 32 move up and down. The sleeve 35 is provided with a threaded hole. After selecting the rotation angle and height of the armrest 8, the position of the armrest 8 is locked by the locking screw 37 passing through the threaded hole. Handrail 8 also can be designed into the form that can be folded up and down. When it is necessary to move the patient, it is only necessary to turn the handrail 8 on the moving side to be parallel to the moving direction or to turn it over to be parallel to the left pole 31 or the right pole 32, and the patient does not need to go around the handrail 8 and has enough translation space.

As shown in Figure 4, the armrest 8 is provided with a table board insertion groove 81 along the length direction. When a pair of handrails 8 are parallel to each other, a movable table board 9 can be inserted in the table board insertion groove 81. A limit flange 91 corresponding to the table insertion slot 81 is provided on the top, which can limit the position of the movable table 9 on the one hand and prevent the movable table 9 from shaking between the two armrests 8; on the other hand, the limit The flange 91 can also stop items from sliding off the movable table 9 . Patients can eat, read books, etc. on the movable table 9, making the use of the wheelchair more flexible and convenient.

A pair of pedals 7 are symmetrically arranged on the front end 11 of the bottom of the wheelchair support 1 . When the wheelchair moved, the patient's pedal was placed on the pedal 7, which was more comfortable and safe. The pedal 7 is located between the two front rollers 4, and the pedal 7 is pivotally connected to the wheelchair bracket 1. As shown in Fig. 3 and Fig. 4, the footboard 7 is connected to the wheelchair frame 1, and the footboard 7 can be folded up and retracted at any time when not in use to save space.

In addition, in the multifunctional wheelchair provided by the utility model, the supporting members such as the wheelchair bracket 1, the seat cushion bracket 21, the upper link 241, the lower link 242, the vertical guide column 245, and the guide groove 246 are all made of Made of high-strength aluminum alloy, it has the advantages of firmness, durability, corrosion resistance, non-aging, scrubbing and disinfection, etc., and makes this multifunctional wheelchair more portable, durable and beautiful. The design of the multifunctional wheelchair conforms to the anatomical structure and mechanical principles of the human body, making it more comfortable and labor-saving to use. The inner core of the seat cushion 22 is made of two layers of foamed plastics, the upper layer is medium-density polyurethane foamed plastics, which is soft and comfortable; the lower layer is high-density polyurethane foamed plastics, which has stronger support. The outer layer of back cushion 33, armrest 8 surfaces and seat cushion 22 all adopts waterproof leather, so this multifunctional wheelchair can also be used as a bath chair. When a patient takes a bath on the multifunctional wheelchair, he can tolerate a long shower, which can not only make the patient feel comfortable, but also achieve the purpose of thorough cleaning.

To sum up, the multifunctional wheelchair provided by the utility model is provided with a pullable bedpan, and the defecation hole provided on the seat cushion corresponds to the opening of the bedpan, and the height of the seat cushion can be adjusted according to needs by cooperating with the seat lifting device, which is convenient. Patients can defecate and defecate at any time, and can clean up defecation and defecation in time, which reduces the time for patients to go to and from the toilet and the burden of nursing staff to repeatedly carry patients, reduces the difficulty of nursing care, and avoids the danger in the process of carrying patients . The adjustable function of the height of the wheelchair seat cushion also helps the patient to move freely between positions with relative height differences such as the wheelchair and the hospital bed. The angle between the backrest and the seat is adjustable, and the armrests and footrests can also be rotated. When the patient is using it, it can be adjusted according to the needs of the patient, so that the patient can be in the safest and most comfortable posture. When the multifunctional wheelchair is not in use, the backrest can also be folded toward the seat, and the armrests and footrests can be retracted toward the inside of the wheelchair, thereby reducing the space occupied by the wheelchair and being more convenient for transportation and storage. A height-adjustable infusion stand can be inserted on the backrest, which is convenient for patients to move while infusion. A movable table can be inserted between the two armrests, making the use of the wheelchair more practical and convenient. Due to the strong, durable, waterproof and corrosion-resistant materials, the multifunctional wheelchair can also be used as a bath chair, which further reduces the difficulty and danger of moving patients. The multifunctional wheelchair provided by the utility model integrates multiple functions such as a wheelchair, a toilet, an infusion stand, a bath chair and the like, and has strong practicability and simple operation, and is applicable in hospitals, nursing institutions and families. Therefore, the utility model effectively overcomes various shortcomings in the prior art and has high industrial application value.

The above-mentioned embodiments only illustrate the principles and effects of the present utility model, but are not intended to limit the present utility model. Anyone familiar with this technology can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed in the utility model should still be covered by the claims of the utility model.

Claims (10)

1. a multifunctional wheelchair, is characterized in that, comprising:

Wheelchair support, the front end of described Wheelchair support bottom is equiped with front wheel, and the rear end of described Wheelchair support bottom is equiped with rear roller;

Seat portion, described seat portion is installed in the top of described Wheelchair support, and described seat portion comprises seat bracket, seat cushion, bedpan and seat elevating gear; Described seat cushion is installed on described seat bracket; Described seat bracket comprises lower floor's bracket, and described lower floor bracket is provided with lower floor's slot, and described bedpan inserts the below in described seat cushion by described lower floor slot; On described seat cushion, offer and the opening of the described bedpan hole of urinating and defecating accordingly; Described seat elevating gear is connected between described Wheelchair support and described seat bracket;

Back-rest, the bottom of described back-rest be connected with the rear end of described seat bracket and relative angle adjustable.

2. multifunctional wheelchair according to claim 1, is characterized in that: described seat elevating gear comprises connecting rod, lower link and driven unit; Hinged by hinge bar between described upper connecting rod and lower link, the bottom of described lower link and described Wheelchair support are hinged, the top of described upper connecting rod is hinged with horizontal support bar, each is fixedly equiped with a vertical lead two ends of described horizontal support bar, and the top of described vertical lead is fixedly connected with described seat bracket; On described Wheelchair support, be fixedly equiped with described vertical lead and form the gathering sill being slidably matched; Described driven unit comprises driver and under the driving of described driver, carries out flexible expansion link, and the end of described expansion link is fixedly connected with described hinge bar.

3. multifunctional wheelchair according to claim 1, is characterized in that: described seat cushion also comprises the hole plate of urinating and defecating that can peg graft and coordinate with the described hole of urinating and defecating; The space that the hole plate of urinating and defecating described in being provided with between described back-rest and described seat cushion can pass through.

4. multifunctional wheelchair according to claim 1, it is characterized in that: the rear end of described seat bracket is provided with hinged disk, on described hinged disk, be arranged at intervals with some seat bracket hinge holes, the bottom of described back-rest is provided with back-rest hinge hole, and described back-rest hinge hole is connected and can realizes the angle adjustment between described seat bracket and described back-rest with the described seat bracket hinge hole at diverse location place.

5. multifunctional wheelchair according to claim 1, is characterized in that: described back-rest comprises left branching rod, right pole and backing cushion; The bottom of described left branching rod and right pole is connected with the rear end of described seat bracket, and described backing cushion is fixed between described left branching rod and right pole.

6. multifunctional wheelchair according to claim 5, is characterized in that: on described left branching rod and right pole, be symmetrically arranged with pair of armrests, between described handrail and described left branching rod and right pole for being rotatably connected.

7. multifunctional wheelchair according to claim 6, it is characterized in that: on described handrail, be provided with along its length inserting groove, when a pair of described handrail is parallel to each other, in described inserting groove, can insert an extension leaf, on described extension leaf, be provided with the defining flange corresponding with described inserting groove.

8. multifunctional wheelchair according to claim 5, it is characterized in that: the upper sleeve that is fixedly equiped with of described left branching rod or right pole, described sleeve is provided with screwed hole, and described sleeve interpolation is placed with adjustable for height drip stand, and described drip stand is locked by the lock-screw that wore described screwed hole.

9. multifunctional wheelchair according to claim 1, is characterized in that: on the front end of described Wheelchair support bottom, also symmetry is equiped with a pair of pedal, between described pedal and described Wheelchair support for being rotatably connected.

10. multifunctional wheelchair according to claim 1, is characterized in that: described seat bracket also comprises upper strata bracket, and described upper strata bracket is provided with upper strata slot, and described seat cushion inserts on described seat bracket by described upper strata slot.