CN214511562U

CN214511562U - Wheelchair capable of realizing horizontal lying and transferring of personnel

Info

Publication number: CN214511562U
Application number: CN202120296263.7U
Authority: CN
Inventors: 成庆华
Original assignee: Mutual Old Baby Suzhou Technology Co ltd
Current assignee: Mutual Old Baby Suzhou Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-10-29
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a wheelchair capable of realizing horizontal lying and transferring of personnel. The wheelchair comprises a guide support frame, a seat and a lifting mechanism; the guide support frame comprises a first support part and a second support part, wherein the first support part is provided with a universal wheel, and the second support part is vertically arranged on the first support part; the seat is arranged above the first supporting part and is in transmission connection with the lifting mechanism, and an open avoiding space is formed between the second side of the seat and the first supporting part; the chair comprises a base and a backrest, wherein the backrest is movably connected with the base, and an angle formed between the backrest and the base is adjustable, so that the backrest can be matched with the base to be in a flat plate state and a chair state; the base is also movably connected with a leg supporting piece, and the leg supporting piece can be fixedly arranged in the extending plane of the base. The utility model provides a wheelchair directly accepts shank support piece inside the base, has simplified the structure of wheelchair greatly, and uses and accomodates more conveniently.

Description

Wheelchair capable of realizing horizontal lying and transferring of personnel

Technical Field

The utility model particularly relates to a can realize that personnel lie flat wheelchair that shifts belongs to nursing equipment technical field.

Background

The elderly who lose the ability to live and care themselves are called disabled elderly, and according to the term of the statistical bulletin in for the development of the Chinese aged cause in 2010 published by China aged, the aged 60 years old and over in China reaches 1.7765 hundred million after 2010, and the proportion of the aged people in the total population reaches 13.26%. Meanwhile, about 3300 million of partially and completely disabled elderly people in urban and rural areas of China account for 19.0% of the total elderly population, and by the end of 2015, which is the end of the twelve-five period, the partially and completely disabled elderly people in China will reach 4000 million people.

The disabled old people generally use the cart with the universal rollers on the bed legs for transfer and daily life nursing, and the cart is basically consistent with a common bed in other structures except that the universal rollers are arranged on the bed legs. When the trolley is used for transferring a patient from a bed to the outdoor or other environments, nurses, doctors, family members and the like are required to firstly move the disabled old people from the bed to the trolley, and then move the disabled old people to other equipment after the disabled old people are pushed to a destination, wherein the disabled old people are moved for a plurality of times during the process, on one hand, wounds or focuses can be pulled, so that great pain is brought to people, and the physical health is not facilitated; on the other hand, the labor intensity of family members or medical staff is greatly increased; particularly, when carrying the old who can not get up or the old who suffers from serious diseases of the spine, the cervical vertebra, the thoracic vertebra and the like, four or five professional medical care personnel need to horizontally support the patient with both hands to go up and down the cart, the labor intensity is very high, and the patient may be injured again if the patient is careless.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a wheelchair that can realize that personnel lie flat and shift to overcome the not enough among the prior art.

For realizing the purpose of the utility model, the utility model discloses a technical scheme include:

the embodiment of the utility model provides a wheelchair capable of realizing horizontal lying and transferring of personnel, which comprises a guide support frame, a seat and a lifting mechanism;

the guide support frame comprises a first support part and a second support part, universal wheels are arranged on the first support part, the second support part is vertically arranged on the first support part, and the lifting mechanism is arranged on the second support part;

the seat is arranged above the first supporting part, the first side of the seat is in transmission connection with the lifting mechanism and can reciprocate along the second supporting part under the driving of the lifting mechanism, an open avoiding space is formed between the second side of the seat and the first supporting part, and the first side and the second side of the seat are oppositely arranged;

the chair comprises a base and a backrest, wherein the backrest is movably connected with the base, and an angle between the backrest and the base is adjustable, so that the backrest can be matched with the base to be in a flat plate state and a chair state; and the base is also movably connected with a leg support piece, and the leg support piece can be fixedly arranged in the extending plane of the base.

Compared with the prior art, the utility model has the advantages that:

1) the embodiment of the utility model provides a can realize that personnel lie flat wheelchair that shifts, simple structure, and have multiple user state, when using, the automobile body can push under the sick bed bottom, makes the bearing structure can overlap with most of bed, can greatly reduce the usage space, conveniently carries out relevant nursing operation in the transfer process;

2) the leg supporting piece is accommodated in the base of the wheelchair capable of realizing horizontal lying and transferring of people, and the overall length of the chair can be adjusted by pushing and pulling the leg supporting piece, so that the wheelchair can adapt to transferring of people with different heights;

3) the embodiment of the utility model provides a pair of can realize that personnel lie flat wheelchair that shifts directly accepts shank support piece inside the base, simplify the structure of wheelchair greatly, and use and accomodate more conveniently.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a wheelchair capable of realizing horizontal transfer of a person as a wheelchair according to an exemplary embodiment of the present invention;

fig. 2 is a schematic structural diagram of a wheelchair capable of realizing the horizontal transfer of a person as a flat transfer bed according to an exemplary embodiment of the present invention.

Detailed Description

In view of the deficiencies in the prior art, the inventor of the present invention has made extensive studies and practices to provide the technical solution of the present invention. The technical solution, its implementation and principles, etc. will be further explained as follows.

Furthermore, the leg supporting part is hinged with the base, the leg supporting part is matched with the base through a first angle adjusting mechanism, and the angle between the leg supporting part and the base is adjustable at 0-180 degrees.

Furthermore, an accommodating cavity is formed in the base, the leg supporting piece is movably arranged in the accommodating cavity, the leg supporting piece can move in a translation mode along the accommodating cavity under the action of external force, and when the part of the leg supporting piece is pulled out, the leg supporting piece is matched with the base and is in a flat plate shape.

Furthermore, guide grooves are formed in two side walls of the accommodating cavity, guide convex blocks are arranged on two sides of the end part of the leg supporting piece in the accommodating cavity, and the guide convex blocks are movably arranged in the guide grooves and can move along the guide grooves; and a limiting lug is further arranged at the opening of the guide groove close to the accommodating cavity, is positioned on the motion track of the guide lug and is at least used for blocking the guide lug.

Furthermore, the limiting convex block is movably arranged in the guide groove, and an elastic component is arranged between the limiting convex block and the groove wall of the guide groove.

Further, the first supporting part and the second supporting part are fixedly connected to form an L-shaped structure, wherein the base is in transmission connection with the lifting mechanism, and the base, the first supporting part and the second supporting part form a U-shaped structure.

Furthermore, the backrest is matched with the base through a second angle adjusting mechanism, and a headrest is movably arranged at one end, far away from the base, of the backrest.

Furthermore, a pedal is movably arranged at the front end of the first supporting part far away from the backrest.

Further, the second side of wheelchair still is provided with the guardrail that can accomodate, wherein, the guardrail includes first railing and second railing, the one end of first railing with second railing pivot connection, first railing still with base pivot connection, the second railing still with back pivot connection.

Further, the lifting mechanism comprises a lead screw lifting mechanism.

As will be described in further detail with reference to the accompanying drawings, the brake mechanism, the lift mechanism, the step mechanism, and the like used in the embodiments of the present invention may be functional components known to those skilled in the art, and they are all commercially available, unless otherwise specified.

Referring to fig. 1 and 2, a wheelchair capable of realizing the lying and transferring of a person comprises a guiding support frame 100, a seat 200 and a lifting mechanism 400;

the guide support 100 includes a first support member 110 and a second support member 120, the first support member 120 is provided with a plurality of universal wheels 500 and anti-tipping wheels 600, the second support member 120 is vertically provided on the first support member 110, and the lifting mechanism 400 is provided on the second support member 120;

the seat 200 is arranged above the first support part 110, a first side of the seat 200 is arranged close to the second support part 120 and is in transmission connection with the lifting mechanism 400, the seat 200 can reciprocate along the second support part 120 under the driving of the lifting mechanism 400, an open avoidance space is formed between a second side of the seat 200 and the first support part 110, and the first side and the second side of the seat are arranged oppositely;

the chair 200 comprises a base 210, a backrest 220 and a leg support 230, wherein the base 210 is movably connected with the backrest 220, an angle between the backrest 220 and the base 210 is adjustable, so that the backrest 220 can be matched with the base 210 to be in a flat plate state and a chair state, the leg support 230 is movably connected with the base 210, and the leg support 230 can be fixedly arranged in an extending plane of the base 210, so that the total length of the base and the leg support can be adjusted.

In some specific embodiments, the leg supporting member 230 may be hinged to the base 210, and the leg supporting member 230 is further matched with the base 210 through a first angle adjusting mechanism, an angle between the leg supporting member 230 and the base 210 is adjustable within 0-180 ° (including an end value), when the leg supporting member 230 and the base 210 are arranged at 180 °, the leg supporting member 230 and the base 210 are in the same plane, the leg supporting member 230 and the base 210 are in a flat plate shape, and when the leg supporting member 230 and the base 210 are at an included angle greater than 0 ° and less than 180 °, the leg supporting member may be matched with the base and a backrest to be used in a wheelchair state and to realize inclined support of legs of a human body.

In other specific embodiments, the base 210 has a receiving cavity therein, the leg supporting member 230 is movably disposed in the receiving cavity, the leg supporting member 230 can move in a translational manner along the receiving cavity under an external force, and when the portion of the leg supporting member 230 is pulled out, the leg supporting member 230 is engaged with the base 210 and is in a flat plate shape.

Specifically, two side walls of the accommodating cavity are respectively provided with a guide groove, two sides of the end part of the leg support piece positioned in the accommodating cavity are respectively provided with a guide lug, and the guide lugs are movably arranged in the guide grooves and can move along the guide grooves; the guide groove is provided with a limiting lug at an opening close to the accommodating cavity, and the limiting lug is positioned on the motion track of the guide lug and at least used for blocking the guide lug; for example, the limiting projection is movably arranged in the guide groove, an elastic component is arranged between the limiting projection and the groove wall of the guide groove, and the leg support piece can be taken out of the accommodating cavity by pressing the limiting projection by the leg support piece.

Referring to fig. 1 and 2 again, the first supporting member 110 includes a first beam 111 and a second beam 112 that are arranged in parallel, one end of the first beam 111 and one end of the second beam 112 are further fixedly connected to a connecting beam 113, the second supporting member 120 is fixedly connected to the connecting beam 113, the first supporting member 110 and the second supporting member 120 are connected to form an L-shaped structure, the base 210 is arranged above the first supporting member 110 in parallel, the base 210 is in transmission connection with the lifting mechanism 400, and the base 210, the first supporting member 110 and the second supporting member 120 form a U-shaped structure.

Specifically, when the wheelchair capable of realizing the lying and transferring of the person is used for transferring the person, the seat 200 may be directly adjusted to be in a flat plate shape, and the first support member 110 may be translated to the bottom of the bed, and the seat 200 may be translated to the top of the bed or other target objects.

Specifically, because one side between seat 200 and the first supporting part 110 forms open dodge space or open structure, and the height-adjustable of seat 200 for the height-adjustable of dodging the space between seat 200 and the first supporting part 110, when needing to shift personnel between wheelchair and bed, will the whole translation of wheelchair is to bed body one side department to be flat state with the seat regulation, and adjust the height of seat 200, can make the height of seat 200 and the high looks adaptation of bed, under this state, can easily realize personnel's shift between wheelchair and bed, it needs to explain, the embodiment of the utility model provides a can realize that the main object of being suitable for of the wheelchair that personnel's tie was shifted is mainly the condition that has open space between bed board and the ground.

Specifically, the width of the seat 200 and the width of the first support part 110 are as small as possible or slightly smaller than the width of the first support part 110, so that the center of gravity of the entire wheelchair capable of realizing the person lying and transferring is located at the center of the wheelchair capable of realizing the person lying and transferring.

Specifically, the base 210 is directly connected to the lifting mechanism 400 in a transmission manner, the base 210 is matched with the backrest 220 through a second angle adjusting mechanism 260, the second angle adjusting mechanism 260 is at least used for adjusting the angle between the backrest 220 and the base 210, for example, the first angle adjusting mechanism and the second angle adjusting mechanism 260 may adopt a feeding mechanism or other functional components capable of realizing angle adjustment.

Specifically, the backrest 220 and/or the base 210 are further provided with limit support legs 270, the limit support legs 270 are at least used for assisting in fixing the backrest 220 and the base 210, so that the backrest 220 and the base 210 maintain a fixed angle state, for example, the limit support legs 270 may be limit rods or the like.

Specifically, when the base 210 and the backrest 220 are folded to form a chair, the backrest 220 is mainly used for supporting the back of the human body, and the base 210 is mainly used for supporting the waist and the hip of the human body; and a headrest 240 adapted to the head of the human body is further disposed at an end of the backrest 220 away from the base 210, for example, the headrest 240 may be detachably disposed on the backrest 220.

Specifically, the second side of the seat 200 away from the second support member 120 is further provided with a storable guardrail, the handrail 140 may include a plurality of railings 250, the guardrail 250 includes a first railing and a second railing, one end of the first railing is pivotally connected to the second railing, the first railing is further pivotally connected to the base 210, and the second railing is further pivotally connected to the backrest 220.

Specifically, the lifting mechanism 400 may be a screw lifting mechanism, the lifting mechanism 400 includes a ball screw, an operating handle 410 is disposed on the top of the ball screw, a locking mechanism is disposed on the bottom of the ball screw, the operating handle 410 is rotated to drive a moving component on the screw lifting mechanism to ascend or descend along the screw, the locking mechanism is at least used for fixing the screw to prevent the screw from moving, and thus the moving component can be fixed at a designated position on the screw.

Specifically, guide shaft bodies parallel to the screw rod may be further disposed on both sides of the ball screw, the moving member is connected and matched with the screw rod and the guide shaft, the base 210 is fixedly connected with the moving member, and the second support body may move up and down along the screw rod and the guide shaft together with the moving member.

Specifically, those skilled in the art may also adopt other driving components capable of realizing reciprocating linear motion instead of the screw rod lifting mechanism, for example, a linear motion cylinder, a linear driving motor, etc.

Specifically, the universal wheels 500 are disposed at two ends of the first cross beam 111 and the second cross beam 112, the first cross beam 111 is further provided with a pedal 300, the pedal 300 may be fixed on the first cross beam 111 in a fixed connection manner, or may be movably connected with the first cross beam 111, so that the pedal 300 may be folded, for example, the pedal 300 may be connected with the first cross beam 111 in a hinged connection manner; the anti-toppling wheel 600 is disposed on the second cross member 112, wherein the anti-toppling wheel 600 is disposed opposite to the rear side of the universal wheel 500 mounted on the second cross member 112 in the traveling direction of the wheelchair capable of allowing a person to lie down and transfer.

Specifically, during normal driving of the wheelchair capable of realizing horizontal lying and transferring of personnel, the universal wheels 500 on the first cross beam 111 and the second cross beam 112 are all in contact with the ground, and the anti-toppling wheel 600 is in a suspended state, that is, a gap is formed between the anti-toppling wheel 600 and the ground, when the wheelchair capable of realizing horizontal lying and transferring of personnel topples backwards, so that the universal wheels on the first cross beam 111 are lifted off, the anti-toppling wheel 600 can be in contact with the ground and supports the wheelchair capable of realizing horizontal lying and transferring of personnel, so as to adjust the overall gravity center of the wheelchair capable of realizing horizontal lying and transferring of personnel, so that the overall gravity center does not exceed the support range of the anti-toppling wheel, and backward toppling is avoided, so that the wheelchair capable of realizing horizontal lying and transferring of personnel is kept stable, and further the anti-toppling of the wheelchair capable of realizing horizontal lying and transferring of personnel is realized.

Specifically, the anti-toppling wheel 600 is mounted on an adjustable bracket, the adjustable bracket is fixedly disposed on the first supporting member 110, wherein the inclination angle of the adjustable bracket is adjustable, for example, the adjustable bracket comprises a first shaft rod and a second shaft rod, the central axis of the anti-toppling wheel 600 is fixedly connected with a first shaft rod, the first shaft rod is connected with a second shaft rod, the second shaft rod is fixedly disposed on the first supporting member (for example, the connecting rod is fixedly disposed on the first cross beam 111), wherein the second shaft rod has a sleeve, the first shaft rod is sleeved in the sleeve, the first shaft rod and the sleeve are disposed on limiting holes, the first shaft rod and the sleeve are fixedly connected through a limiting member, for example, the limiting member can be a threaded member or a limiting rod, the threaded member or the limiting rod is inserted into the limiting holes on the first shaft rod and the sleeve, so as to limit the relative movement between the first shaft lever and the sleeve, and further realize the fixation of the first shaft lever and the sleeve; of course, the first shaft rod can be provided with a plurality of limiting holes along the length direction of the first shaft rod, and the limiting holes in different positions of the first shaft rod correspond to the limiting holes in the sleeve and are fixed by the limiting parts, so that the distance between the anti-toppling wheel 600 and the ground can be adjusted.

Specifically, the first shaft rod is arranged in an inclined manner, and of course, the inclination angle of the first shaft rod may also be adjusted, for example, the inclination angle of the first shaft rod may be adjusted by adjusting the second shaft rod, and the second shaft rod may adopt components known to those skilled in the art, which will not be described herein again.

Specifically, the diameter of the anti-toppling wheel is smaller than that of the universal wheel, and the anti-toppling wheel can rotate freely.

Specifically, use the embodiment of the utility model provides a can realize that the wheelchair that personnel's tie was lain and is shifted carries out the working process that personnel shifted and include at least:

the backrest 220 is laid flat and the angles of the backrest 220 and the base 210 are fixed (for example, the fixation of the backrest 220 and the base 210 can be realized by the second angle adjusting mechanism 260 and the limit supporting feet 270), so that the backrest 220 and the base 210 are combined to form a flat plate state (as shown in fig. 2), and at the same time, the leg support 230 is pulled out and adjusted to be parallel to the base;

the wheelchair capable of realizing the lying and transferring of the personnel is pushed to the bedside of the personnel to be transferred, the locking of the ball screw by the locking mechanism is released, and the operation handle 410 is operated to drive the whole seat 200 to ascend or descend so that the height of the seat 200 is higher than the bed surface; then, the wheelchair is moved continuously, the first supporting part 110 of the wheelchair enters the bottom of the bed, the seat 200 moves to the position above the bed surface, the seat 200 is overlapped with most of the area of the bed surface, the seat 200 is driven to descend by the lifting mechanism 400 and is attached to the bed surface, and at the moment, the person to be transferred can be transferred to the seat 200;

after the preliminary transfer of the person to be transferred is completed, the lifting mechanism 400 drives the seat 200 to ascend and be away from the bed surface, and then the wheelchair is pulled out along the direction away from the bed; then, the backrest 220 is folded upwards relative to the base 210 and arranged at a certain angle by adjusting the second angle adjusting mechanism 260 and the limiting supporting legs 270, the angle is locked after the angle is adjusted, so that the backrest 220 and the base 210 are combined to form a wheelchair state, a person can sit on the wheelchair capable of realizing horizontal lying and transferring of the person, meanwhile, the leg supporting piece is pushed into the accommodating cavity in the base, or the leg supporting piece and the base are arranged at an angle, so that the legs of the person can step on the pedals, and finally the person can be transferred.

It should be noted that the embodiment of the present invention provides a wheelchair capable of realizing the horizontal movement of a person, which is applicable to medical scenes such as hospitals, etc., and is used for the movement of a patient who is disabled or semi-disabled or temporarily unable to move normally, and of course, is also applicable to non-medical scenes such as an elderly care institution and a rehabilitation institution, and is used for the movement of a person who is disabled or semi-disabled or temporarily unable to move normally.

The embodiment of the utility model provides a can realize that personnel lie flat wheelchair that shifts, simple structure, and have multiple user state, when using, the automobile body can push under the sick bed bottom, makes the bearing structure can overlap with most of bed, can greatly reduce the usage space, conveniently carries out relevant nursing operation in the transfer process; the leg supporting piece is accommodated in the base of the wheelchair capable of realizing horizontal lying and transferring of people, and the overall length of the chair can be adjusted by pushing and pulling the leg supporting piece, so that the wheelchair can adapt to transferring of people with different heights; in addition, the leg supporting pieces are directly contained in the base, so that the structure of the wheelchair is greatly simplified, and the use and the storage are more convenient.

It should be understood that the above-mentioned embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, and therefore, the protection scope of the present invention should not be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A wheelchair enabling a person to lie flat and transfer, comprising: the device comprises a guide support frame, a seat and a lifting mechanism;

2. The wheelchair of claim 1 in which the transfer of a person lying down is enabled; the leg supporting piece is hinged with the base, the leg supporting piece is matched with the base through a first angle adjusting mechanism, and the angle between the leg supporting piece and the base is adjustable at 0-180 degrees.

3. The wheelchair of claim 1 in which the transfer of a person lying down is enabled; the leg support piece is movably arranged in the accommodating cavity and can move in a translation mode along the accommodating cavity under the action of external force, and when the part of the leg support piece is pulled out, the leg support piece is matched with the base and is in a flat plate shape.

4. A wheelchair enabling a person to lie flat for transfer according to claim 3; guide grooves are formed in two side walls of the accommodating cavity, guide lugs are arranged on two sides of the end part of the leg supporting piece in the accommodating cavity, and the guide lugs are movably arranged in the guide grooves and can move along the guide grooves; and a limiting lug is further arranged at the opening of the guide groove close to the accommodating cavity, is positioned on the motion track of the guide lug and is at least used for blocking the guide lug.

5. The wheelchair of claim 4 in which the transfer of a person lying down is enabled; the limiting convex block is movably arranged in the guide groove, and an elastic component is further arranged between the limiting convex block and the groove wall of the guide groove.

6. The wheelchair of claim 1 in which the transfer of a person lying down is enabled; the first supporting component and the second supporting component are fixedly connected and form an L-shaped structure, the base is in transmission connection with the lifting mechanism, and the base, the first supporting component and the second supporting component form a U-shaped structure.

7. The wheelchair of claim 1 in which the transfer of a person lying down is enabled; the backrest is matched with the base through a second angle adjusting mechanism, and a headrest is movably arranged at one end, far away from the base, of the backrest.

8. The wheelchair of claim 1 in which the transfer of a person lying down is enabled; the front end of the first supporting part far away from the backrest is also movably provided with a pedal.

9. The wheelchair of claim 1 in which the transfer of a person lying down is enabled; the second side of wheelchair still is provided with the guardrail that can accomodate, wherein, the guardrail includes first railing and second railing, the one end of first railing with second railing pivot connection, first railing still with base pivot connection, the second railing still with back pivot connection.

10. The wheelchair of claim 1 in which the transfer of a person lying down is enabled; the lifting mechanism comprises a lead screw lifting mechanism.