CN215739977U

CN215739977U - Multifunctional wheelchair

Info

Publication number: CN215739977U
Application number: CN202121857006.2U
Authority: CN
Inventors: 何信英
Original assignee: Rongxian People's Hospital
Current assignee: Rongxian People's Hospital
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-02-08
Anticipated expiration: 2031-08-10

Abstract

The utility model provides a multifunctional wheelchair, which comprises a weighing platform, wherein a rotating wheel is arranged at the lower side of the weighing platform, a seat plate is arranged at the upper side of the weighing platform, and the rear end of the seat plate is hinged with a chair back; two grooves are symmetrically arranged on the back side of the chair back, telescopic rods are hinged in the grooves, and universal wheels are arranged at the lower ends of the telescopic rods; the dorsal part of the back of the chair is provided with and two handles of recess one-to-one, rotate on hand and install first even board, the free end of first even board disposes first locking bolt, dispose on the telescopic link with the first locking screw of first locking bolt adaptation. The wheelchair can be used as a bed while being used as a wheelchair, when the wheelchair is in a bed state, the whole wheelchair is supported by the rotating wheels and the universal wheels together, so that when a patient lies down, the gravity center of the patient is close to the gravity center of the wheelchair in the horizontal direction, the wheelchair is stable, and the safety is high.

Description

Multifunctional wheelchair

Technical Field

The utility model relates to the technical field of medical auxiliary equipment, in particular to a multifunctional wheelchair.

Background

The wheelchair is a common walking aid tool, is widely used in patients with walking inconvenience, has great requirements on the wheelchair for dialysis patients, has higher requirements on the functions of the wheelchair due to the treatment specificity, and is one of the most basic requirements for realizing weighing.

Chinese patent publication No. CN204581733U discloses a wheelchair dedicated for dialysis patients, which comprises supporting legs, a seat, armrests, and a chair back, wherein a weighing table is fixedly arranged at the lower end of the supporting legs, a controller, a battery, and a weighing sensor are arranged in the weighing table, a liquid crystal display screen and a weighing switch are arranged on the upper end surface of the weighing table, and the weighing switch, the weighing sensor, the battery, and the liquid crystal display screen are all connected with the controller; the left side and the right side of the lower end of the chair back are both provided with rotating shaft parts, the left side and the right side of the rear end of the chair seat are both provided with connecting parts extending backwards, and the two rotating shaft parts are both rotatably arranged in the two connecting parts; two pivot portions, there is a pivot portion and the output shaft fixed connection of a motor, still is equipped with a plurality of angle adjusting switch on the up end of weighing platform, and angle adjusting switch and motor all are connected with the controller. The special wheelchair for the dialysis patient can weigh the dialysis patient, and the angle of the chair back is adjustable, so that the chair back can be flatly placed, the trouble of moving the dialysis patient up and down is avoided, and the special wheelchair for the dialysis patient is simple in structure and low in cost.

However, the above patent lacks support after the back of the chair is laid flat, and when the patient lies flat, the center of gravity of the patient and the center of gravity of the wheelchair are greatly displaced in the horizontal direction, so that when the back of the chair is laid flat, the risk of the wheelchair tipping over after the patient lies flat is large, and the practicality is poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a multifunctional wheelchair which has multiple functions, high stability and strong practicability.

The embodiment of the utility model is realized by the following technical scheme:

a multifunctional wheelchair comprises a weighing platform, wherein a rotating wheel is arranged at the lower side of the weighing platform, a seat plate is arranged at the upper side of the weighing platform, and the rear end of the seat plate is hinged with a chair back; two grooves are symmetrically arranged on the back side of the chair back, telescopic rods are hinged in the grooves, and universal wheels are arranged at the lower ends of the telescopic rods; the dorsal part of the back of the chair is provided with and two handles of recess one-to-one, rotate on hand and install first even board, the free end of first even board disposes first locking bolt, dispose on the telescopic link with the first locking screw of first locking bolt adaptation.

According to a preferred embodiment, two handrails are symmetrically arranged on the upper side face of the seat board, a second connecting plate is rotatably installed on each handrail, a second locking bolt is arranged at the free end of each second connecting plate, and a second locking screw hole matched with the second locking bolt is arranged on the chair back.

According to a preferred embodiment, the telescopic rod comprises an outer rod and an inner rod, the first end of the outer rod is hinged in the groove through a first pin shaft, the end face of the second end of the outer rod is provided with a telescopic cavity in a mode of extending along the axial direction of the outer rod, and the inner rod is embedded in the telescopic cavity in a sliding mode; a plurality of third locking screw holes are formed in the inner rod, third locking bolts are arranged on the side wall of the outer rod, and the front ends of the third locking bolts extend into the telescopic cavity and are matched with the third locking screw holes; the universal wheel is arranged at the lower end of the inner rod; the first locking screw hole is formed in the side face of the outer rod.

According to a preferred embodiment, the lateral surface of the outer rod is provided with damping strips.

According to a preferred embodiment, the outer shank is provided with a pull ring.

According to a preferred embodiment, a defecation opening is arranged on the seat plate in a penetrating mode, a turning plate is hinged to the back side of the seat plate, and a filling block matched with the defecation opening is arranged on the upper side of the turning plate; the dorsal part of bedplate disposes fourth locking screw, it is provided with to run through on the board turns over with the screw rod of fourth locking screw adaptation.

According to a preferred embodiment, the lower end of the screw is provided with an eccentric dial, on which a handle is arranged.

According to a preferred embodiment, a plurality of support bars are arranged between the weighing station and the seat plate.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

the wheelchair can be used as a wheelchair and a bed and can be used as a conventional wheelchair, and the weight of a patient can be measured after the weighing platform bears the weight; when needing the patient to lie flat, medical staff takes out the telescopic link from the recess, then through first even board with it with handle fixed connection adjusts suitable length with the telescopic link again, can do the bed usefulness, and when using, the wheelchair is whole to be supported by runner and universal wheel jointly for when the patient is in the state of lying flat, the focus of patient is close with the focus of wheelchair position on the horizontal direction, and the wheelchair is steady, and the security is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic structural view of the present invention in a second state;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 1 at A;

fig. 4 is a rear view structural diagram of the chair back of the present invention.

Icon: 1-weighing platform, 2-rotating wheel, 3-supporting rod, 4-first hinged seat, 5-first connecting plate, 6-damping strip, 7-universal wheel, 8-inner rod, 9-pull ring, 10-third locking bolt, 11-outer rod, 12-handle, 13-first pin shaft, 14-second locking screw hole, 15-second pin shaft, 16-second locking bolt, 17-second connecting plate, 18-filling block, 19-armrest, 20-seat plate, 21-third pin shaft, 22-second hinged seat, 23-turning plate, 24-defecation port, 25-fourth locking screw hole, 26-handle, 27-rotating disc, 28-screw rod, 29-eccentric seat back, 30-groove, 31-first locking bolt, 32-third connecting plate, 33-fourth locking bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the products of the present invention are used, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element which is referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, a multifunctional wheelchair comprises a weighing platform 1, wherein a rotating wheel 2 is arranged at the lower side of the weighing platform 1, a seat plate 20 is arranged at the upper side of the weighing platform 1, and a chair back 29 is hinged at the rear end of the seat plate 20. Two grooves 30 are symmetrically arranged on the back side of the chair back 29, telescopic rods are hinged in the grooves 30, and universal wheels 7 are arranged at the lower ends of the telescopic rods. The dorsal part of the back of the chair 29 is provided with two handles 12 with two recess 30 one-to-one, rotates on handle 12 and installs first link plate 5, and the free end of first link plate 5 disposes first locking bolt 31, disposes the first locking screw hole with first locking bolt 31 adaptation on the telescopic link. As shown in fig. 1 and 2, fig. 2 is a wheelchair in a normal use, in which the telescopic rod is accommodated in the recess 30 and used as a conventional wheelchair, and in which the patient sits on the seat plate 20 and the weight of the patient can be measured after the weighing platform 1 bears weight. When a patient needs to lie down, the medical staff takes the telescopic rod out of the groove 30, then fixedly connects the telescopic rod with the handle 12 through the first connecting plate 5, and adjusts the telescopic rod to a proper length, so that the telescopic rod is in a use state as shown in figure 1 and can be used as a bed. In the present embodiment, the first lock bolt 31 is screwed to the first link plate 5. In the present embodiment, when the wheelchair is in the bed state shown in fig. 1, the entire wheelchair is supported by the wheels 2 and the universal wheels 7 together, so that when the patient lies down, the center of gravity of the patient is close to the center of gravity of the wheelchair in the horizontal direction, and the wheelchair is stable and highly safe. In this embodiment, the first hinge seat 4 is disposed at the rear end of the seat plate 20, and the seat back 29 is hinged to the first hinge seat 4 through the second hinge pin 15.

Further, as shown in fig. 1, the telescopic rod comprises an outer rod 11 and an inner rod 8 which are rectangular, a first end of the outer rod 11 is hinged in the groove 30 through a first pin shaft 13, a second end face of the outer rod 11 is provided with a telescopic cavity in a mode of extending along the axial direction of the outer rod 11, and the inner rod 8 is embedded in the telescopic cavity in a sliding mode. The inner rod 8 is provided with a plurality of third locking screw holes, the side wall of the outer rod 11 is provided with a third locking bolt 10, and the front end of the third locking bolt 10 extends into the telescopic cavity and is matched with the third locking screw holes. The universal wheels 7 are arranged at the lower end of the inner rod 8. The first locking screw hole is arranged on the side surface of the outer rod 11. When using, adjust the length of telescopic link through actual need, promptly through adjusting the embedding degree of depth of interior pole 8 in flexible intracavity, through with third locking bolt 10 with the cooperation of third locking screw be connected can. In this embodiment, the third locking bolt 10 is threadedly coupled to the outer rod 11. The adjustment is convenient, the angle adjustment between the chair back 29 and the seat plate 20 can be realized by adjusting the length of the telescopic rod, and the practicability is high.

In order to prevent the telescopic rod from slipping out of the groove 30, in this embodiment, the side of the outer rod 11 is provided with damping strips 6. The damping strip 6 is made of rubber, so that the friction force between the outer rod 11 and the inner side surface of the groove 30 is increased. Further, in order to facilitate taking out or putting in the telescopic rod from the groove 30, as shown in fig. 1, the outer rod 11 is provided with a pull ring 9.

In this embodiment, two armrests 19 are symmetrically arranged on the upper side of the seat plate 20, a second connecting plate 17 is rotatably mounted on the armrests 19, a second locking bolt 16 is arranged at the free end of the second connecting plate 17, and a second locking screw hole 14 matched with the second locking bolt 16 is arranged on the chair back 29. As shown in fig. 1 and 2, when the wheelchair is changed from the bed state to the conventional wheelchair state, the seat back 29 is in the upright state as shown in fig. 2, and in order to increase the firmness thereof, the positional state fixation between the seat back 29 and the armrest 19 is achieved by the second link plate 17 and by connecting the second locking bolt 16 with the second locking screw hole 14. When the seat back 29 is to be laid flat, the second locking bolt 16 is separated from the second locking screw hole 14. In this embodiment, the second lock bolt 16 is threadedly coupled to the second link plate 17.

In order to facilitate defecation of a patient on the wheelchair, as shown in fig. 1 and 3, a defecation opening 24 is arranged on the seat plate 20 in a penetrating manner, a turning plate 23 is hinged to the back side of the seat plate 20, and a filling block 18 matched with the defecation opening 24 is arranged on the upper side of the turning plate 23; a fourth locking screw hole 25 is arranged on the back side of the seat plate 20, and a screw 28 matched with the fourth locking screw hole 25 is arranged on the turning plate 23 in a penetrating way. In this embodiment, the upper surface of the filling block 18 is flush with the upper surface of the seat plate 20. Further, an eccentric dial 27 is disposed at the lower end of the screw 28, and a handle 26 is disposed on the eccentric dial 27. When the defecation instrument is used, when a patient needs to defecate, the medical staff rotates the screw 28 through the handle 26 to enable the screw to be separated from the fourth locking screw hole 25, at the moment, the turning plate 23 is rotated to enable the filling block 18 to be separated from the defecation hole 24, the patient defecates, and after the defecation is finished, the medical staff can reset the turning plate 23 and the filling block 18 to the state shown in fig. 1. In this embodiment, a second hinge seat 22 is disposed on the back side of the seat plate 20, and the flap 23 is hinged to the second hinge seat 22 through a third pin 21.

In this embodiment, a plurality of support rods 3 are disposed between the weighing table 1 and the seat plate 20. Specifically, the number of the supporting rods 3 is four, and the supporting rods are uniformly distributed between the weighing platform 1 and the seat plate 20.

In this embodiment, in order to make the wheelchair more stable when used as a bed, as shown in fig. 1 and 2, a third connecting plate 32 is rotatably mounted on the support rod through a pin, and a fourth locking bolt 33 adapted to the second locking screw hole 14 is threadedly connected to a free end of the third connecting plate 32. In use, as shown in fig. 1, the third link plate 32 is rotated so that the fourth locking bolt 33 approaches the second locking screw hole 14 and is screwed into the second locking screw hole 14.

In this embodiment, be equipped with controller, battery, weighing sensor in the platform of weighing 1, be equipped with liquid crystal display and weighing switch on the up end of platform of weighing 1, weighing switch, weighing sensor, battery and liquid crystal display all are connected with the controller. The upper end face of the weighing platform 1 is provided with a loudspeaker and a voice switch, and the voice switch and the loudspeaker are both connected with the controller. The weighing platform 1 and the components arranged thereon are all cited in chinese patent with publication number CN204581733U, and the connection relationship and the working principle thereof are prior art, and are not described herein again.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional wheelchair is characterized in that: the weighing device comprises a weighing platform (1), wherein a rotating wheel (2) is arranged at the lower side of the weighing platform (1), a seat plate (20) is arranged at the upper side of the weighing platform, and the rear end of the seat plate (20) is hinged with a chair back (29);

two grooves (30) are symmetrically arranged on the back side of the chair back (29), telescopic rods are hinged in the grooves (30), and universal wheels (7) are arranged at the lower ends of the telescopic rods;

the dorsal part of the back of the chair (29) is provided with and two handle (12) of recess (30) one-to-one, rotate on handle (12) and install first even board (5), the free end of first even board (5) disposes first locking bolt (31), dispose on the telescopic link with the first locking screw of first locking bolt (31) adaptation.

2. The multi-function wheelchair of claim 1, wherein: the side symmetry that goes up of bedplate (20) is provided with two handrail (19), it links board (17) to rotate to install the second on handrail (19), the free end that the second links board (17) disposes second locking bolt (16), dispose on the back of the chair (29) with second locking bolt (16) adaptation second locking screw (14).

3. The multi-function wheelchair of claim 1, wherein: the telescopic rod comprises an outer rod (11) and an inner rod (8), the first end of the outer rod (11) is hinged in the groove (30) through a first pin shaft (13), the end face of the second end of the outer rod (11) is provided with a telescopic cavity in a mode of axially extending along the outer rod (11), and the inner rod (8) is slidably embedded in the telescopic cavity;

a plurality of third locking screw holes are formed in the inner rod (8), third locking bolts (10) are arranged on the side wall of the outer rod (11), and the front ends of the third locking bolts (10) extend into the telescopic cavity and are matched with the third locking screw holes;

the universal wheel (7) is arranged at the lower end of the inner rod (8);

the first locking screw hole is formed in the side face of the outer rod (11).

4. The multi-function wheelchair of claim 3, wherein: and damping strips (6) are arranged on the side surfaces of the outer rods (11).

5. The multi-function wheelchair of claim 4, wherein: and a pull ring (9) is arranged on the outer rod (11).

6. The multi-function wheelchair of claim 1, wherein: a defecation opening (24) is arranged on the seat plate (20) in a penetrating manner, a turning plate (23) is hinged to the back side of the seat plate (20), and a filling block (18) matched with the defecation opening (24) is arranged on the upper side of the turning plate (23);

the dorsal side of bedplate (20) disposes fourth locking screw (25), it has with to run through on board (23) turns over screw rod (28) of fourth locking screw (25) adaptation.

7. The multi-function wheelchair of claim 6, wherein: the lower end of the screw rod (28) is provided with an eccentric turntable (27), and the eccentric turntable (27) is provided with a handle (26).

8. The multi-function wheelchair of claim 1, wherein: a plurality of supporting rods (3) are arranged between the weighing platform (1) and the seat plate (20).