JPH06343666A - Stepladder type lift device for use in care of handicapped/sick - Google Patents

Abstract

PURPOSE:To provide a lift device of such a structure that a lifting means for a patient is mounted on a supporting frame in stepladder form. CONSTITUTION:In such a way as capable of traveling, a traveling lift mechanism 5 is furnished on a beam 4 of a supporting frame 3 in stepladder form which crosses over a bed 1. The lift mechanism 5 comprises a dolly 6 traveling on the beam 4, a motor-driven operation mechanism 8 installed in parallel on the column part 7 of this dolly 6, a lift arm 11 at whose one end the expansion operating shaft 9 of the mechanism 8 is coupled and at whose other end a lifting means 10 is installed, and a lift seat which is to lift a patient wherein hooking members 12a, 12b are furnished at the tip of the lifting means 10. This secures a satisfactory strength, and there is no need to take the bed strength or the situation around the bed into consideration. It is possible to reduce the labor of a person in charge of care to a great extent.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a yagura type care lift device in which a lift means for a patient is mounted on a support tower which is erected so that a beam crosses above a bed.

[0002]

2. Description of the Related Art The presence of a caregiver is indispensable for patients who have been bedridden for a long time in beds for home use, hospital beds, seriously ill patients, and elderly people. That is, when a patient, etc. transfers to a wheelchair, etc., or when carrying his / her body to a toilet bowl or the like near the bed, it moves to the side of the floor with the help of a caregiver, and transfers to a wheelchair etc. while supporting the body. I had to. At that time, depending on the patient's symptoms,
The caregiver may have to carry the patient on his back,
Caregivers were forced to do a great deal of work. So the patient
Various lifting devices have been proposed for motive power lifting. As such a lift device, for example, a mobile type,
Examples include ceiling-hung type and bed-mounted type.

[0003]

However, since the bed for home use is often arranged in a Japanese-style room, the caster is sunk in the tatami when moving, which makes it very difficult to use and stable. There is a problem with it, and it is not suitable. On the other hand, in a ceiling-suspended device, the strength of the ceiling is a problem. In particular, since the Japanese-style room is made up of wooden beams and ceiling boards, it is impossible to suspend the patient without suspending it from a thick cross beam. Further, according to the bed-mounted device, there is no restriction on the mounting from the environment around the bed, but since the device is mounted on the bed, the strength of the bed itself must be noted. The present invention has been made on the basis of the above problems, and an object of the present invention is to provide a tower-type care lift apparatus in which a patient lift means is mounted on a support tower which is erected so that a beam crosses above the bed.

[0004]

In order to achieve the above-mentioned object, the present invention has a supporting tower which is erected so that a beam crosses the upper part of the bed, and is suspended from the beam of the supporting tower so as to be movable. And a traveling lift mechanism, wherein the traveling lift mechanism has an electric operation having a carriage unit that travels and moves on a beam of a support wag and an extension / contraction operation shaft that is attached to and extends from a support unit that is hung on the carriage unit. The mechanism and the tip of the support column are rotatably attached to a portion close to one end, and are connected to the telescopic operation shaft configuring the electric operation mechanism at one end, while the other end is lifted for lifting the patient. And a lift arm to which the means is attached. Further, the traveling lift mechanism according to the present invention includes an electric operation mechanism having a telescopic operation shaft in a housing attached to a bogie part for traveling and moving a support beam, a first movable pulley at the tip of the telescopic operation shaft, A first constant pulley is provided on the inner wall of the housing in the direction opposite to the direction in which the expansion / contraction operation shaft extends, and a second movable pulley is provided on the inner wall of the housing in the direction in which the expansion / contraction operation shaft extends, and a second movable pulley is provided close to the inner wall of the housing. The second fixed pulley and the third fixed pulley are arranged at the lower part of the middle part of the housing, and one end of the first belt is fixed to the upper surface inside the housing to fix the first movable pulley and the first fixed pulley. The second movable pulley, the second fixed pulley, the third fixed pulley, the third fixed pulley, the third fixed pulley, the third fixed pulley, and the third fixed pulley, the other end is attached to the inner wall of the housing near the second movable pulley. It is possible to have a structure in which the hoisting means is attached to the other end of the fixed pulley so as to be passed over it.

[0005]

When the patient is lifted, the trolley of the traveling lift mechanism is supported so that the beam of the waggle is moved to bring it above the bed on which the patient lies. The electric operation mechanism is activated to displace the lift arm to lower the other end of the lift arm, and bring the lifting means close to above the patient. And
When the patient is hoisted by the lifting means by retracting the telescopic operation shaft by the electric operation mechanism, the caregiver supports the dolly part of the traveling lift mechanism while moving the beam of the tower, while supporting the patient's body. The patient's body can be carried on a wheelchair near the bed. Then, the electric operation mechanism can be operated to extend the telescopic operation shaft to lower the lift arm and transfer the patient's body to the wheelchair. When returning the patient to the bed, bring the carriage of the traveling lift mechanism onto the wheelchair, displace the lift arm to bring the lifting means closer to the patient, and lift the patient by the lifting means to assist the patient's body. On the other hand, the carriage of the traveling lift mechanism is supported, and the beam of the tower is moved to bring it to the bed floor, and the electric operation mechanism is operated to lower the lift arm and place the patient's body on the floor. Let's get on.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a yagura type nursing care lift device according to the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows a case where the tower-type nursing care lift device 2 is mounted above the bed 1. This bed 1
It is applied for home use. The yagura-type care lift device 2 includes a support yagura 3 which is erected so that a beam (described later) crosses above the bed 1 and a traveling lift mechanism 5 which is suspended on a beam 4 of the support yagura 3 so as to be movable. Be prepared. The traveling lift mechanism 5 includes a carriage portion 6 that travels and moves on the support beam 4, a support portion 7 that hangs down from the support portion 6, and an electric operation mechanism 8 that is mounted on the support portion 7 and that extends and contracts. A portion close to one end is rotatably attached to the tip of the strut 7, and one end is connected to a telescopic operation shaft 9 constituting the electric operation mechanism 8 while the other end is a lifting means for lifting a patient. A lift arm 11 to which 10 is attached, and a hook member 12 at the tip of this lifting means 10.
In this configuration, a and 12b are provided and a lifting sheet (described later) for lifting the patient is hung.

The support tower 3 has a pillar 13 standing on the floor so that the beam 4 crosses the floor above the bed of the bed 1. The beam 4 is formed on the lower surface side in the shape of a guide rail having an appropriate structure so that the carriage portion 6 of the traveling lift mechanism 5 can be freely moved by the wheels 14.

The electric operating mechanism 8 has a well-known structure and is composed of a motor 15 and a telescopic operating shaft 9 which is telescopically operated by the motor 15. The telescopic operating shaft 9 is telescopically operated by the motor 15. Thus, the lift arm 11 at the tip of the telescopic operation shaft 9 is pivotally displaced about the tip of the column 7, and the lifting means 10 at the other end of the lift arm 11 is undulated to lift or lower the patient. It is a thing.

The lifting means 10 has a hanger shape in which an intermediate portion is rotatably attached, and a lifting sheet 16 for lifting a patient is hung on the hook members 12a, 12b at the ends of both arms of the hanger shape. (See FIG. 2). The lifting sheet 16 is made of, for example, cloth such as synthetic fiber, and has a configuration in which the hook members 12a and 12b are hung on the ends of the lifting sheet 16 to lift the patient.

The tower-type care lift device according to the present invention is constructed as described above, and its operation will be described below. When lifting a patient, the traveling lift mechanism 5
The carriage 6 is moved by moving the beam 4 by means of the wheels 14 so that it can be brought above the bed 1 on which the patient lies. At that time, the body of the patient is wrapped around the lifting sheet 16, and the electric operating mechanism 8 is operated to retract the telescopic operating shaft 9 to displace the lift arm 11 and lower the other end of the lift arm 11 to lift it. The means 10 is lowered to bring the lifting means 10 closer to above the patient. Then, the end of the lifting sheet 16 that wraps around the patient's body can be hung on the hook members 12a and 12b, and the electric operating mechanism 8 can be operated to raise and lift the lifting means 10. Then, the caregiver supports the patient's body together with the lifting seat 16 and supports the carriage 6 of the traveling lift mechanism 5 to move the beam 4 of the waggle to move the patient's body together with the lifting seat 16 to a wheelchair beside the bed 1. You can take it on the 17th. Here, the electric operating mechanism 8 is operated to lower the lifting means 10 and the lifting seat 1
When the patient's body is placed on the wheelchair 17 together with 6, the lifting sheet 16 is pulled out and removed.

When the patient is returned to the bed 1, the patient's body is wrapped with a lifting sheet 16 and is hung on the hook members 12a and 12b to operate the electric operating mechanism 8 to lift and lift the lifting means 10 to lift it. The seat 16 supports the patient's body, and the carriage 6 of the traveling lift mechanism 5
The supporting beam 4 is moved to bring it to the floor of the bed 1, the electric operating mechanism 8 is operated to lower the lifting means 10, and the lifting seat 16 and the patient's body are placed on the floor. Then, pull out the lifting sheet 16 to remove it.

As described above, the traveling lift mechanism 5
Is satisfactorily in terms of strength, because it is provided on the support tower 3 so that it can travel freely, and it is not necessary to consider the strength of the bed 1 and the conditions around the bed. The caregiver supports the patient's body together with the lifting seat 16 and supports the carriage section 6 of the traveling lift mechanism 5 to move the beam 4 of the waggle to move the patient's body together with the lifting seat 16 to the wheelchair 17 by the bed 1.
All you have to do is bring it up or put it back on the floor of one bed, and you can save a lot of effort.

The tower-type care lift device according to the present invention can also be implemented by the following configuration. That is, the yagura type care lift device 20 of the present embodiment.
Then, as shown in FIGS. 3 and 4, the traveling lift mechanism 21 is
The electric operation mechanism 23 and the electric operation mechanism 2 are provided in a housing 22 attached to a carriage 6 that travels along the beam 4 of the support tower 3.
The first movable pulley 25 is attached to the distal end of the telescopic operation shaft 24 constituting
And a first constant pulley 26 on the inner wall of the housing 22 in the direction opposite to the direction in which the expansion / contraction operation shaft 24 extends, and the expansion / contraction operation shaft 24.
The second movable pulley 27 on the inner wall of the housing 22 in the direction in which
And a second constant pulley 28 at a position close to the second movable pulley 27.
And a third constant pulley 29 is disposed below the middle part of the housing 22. Then, while fixing one end to the upper surface inside the housing 22, the first belt 30 is stretched over the first moving pulley 25 and the first constant pulley 26, and the other end of the first belt 30 is It is connected to the second movable pulley 27. Further, one end is fixed to the inner wall of the housing 22 near the second movable pulley 27, and the second belt 31 is stretched over the second movable pulley 27, the second constant pulley, and the third constant pulley, The lifting means 32 is attached to the other end of the second belt 31.

The first movable pulley 25 is configured to move along a linear guide groove 33 formed in the housing 22 in association with the operation of the telescopic operation shaft 24 of the electric operation mechanism 23. When the telescopic operation shaft 24 moves in the guide groove 33 by the distance L (actually, 300 mm at the maximum), the first belt 30 stretched around the first movable pulley 25 moves by 2 L (600 mm), whereby the first belt 30. Second movable pulley 2 connected to
7 is moved by 2 L, and as a result, the second belt 31 hung on the second movable pulley 27 is moved by 4 L (up to 1200 mm), and the lifting means 32 is moved up and down by 4 L (see FIG. 5).

According to the tower-type care lift device 20 having such a structure, the hoisting means 32 only moves up and down, so that the hoisting means 32 does not swing laterally when it is moved up and down. The stability is high, and the caregiver only needs to pay attention to whether or not the patient is on the lifting seat 16 as prescribed, and can easily transfer the patient to the wheelchair 17 or return it to the bed 1.

[0016]

As described above, according to the present invention, since it is provided so that it can run freely on the support rack, it is satisfactory in terms of strength.
There is no need to consider the strength of the bed or the conditions around the bed. The caregiver simply moves the beam of the sill supporting the trolley of the traveling lift mechanism to bring the patient's body together with the lifting seat onto the wheelchair beside the bed or return it to the bed floor. Well, the labor can be greatly reduced.

[0017]

[Brief description of drawings]

FIG. 1 is an overall configuration explanatory view showing a yagura type nursing care lift device according to the present invention.

FIG. 2 is a schematic explanatory view showing a state in which a patient is hoisted by hoisting means of the tower-type nursing care lift device shown in FIG.

FIG. 3 is an explanatory view showing another embodiment of the yagura type care lift device according to the present invention.

FIG. 4 is a schematic perspective explanatory view of a traveling lift mechanism of the tower-type nursing care lift device shown in FIG.

5 is a configuration explanatory view of the traveling lift mechanism shown in FIG. 4. FIG.

[Explanation of symbols]

1 Bed 2, 20 Yagura-type Nursing Lifting Device 3 Support Yagura 4 Beams 5, 21 Traveling Lift Mechanism 6 Bogie Part 7 Strut Part 8, 23 Electric Operating Mechanism 9, 24 Telescopic Actuating Shaft 10 Lifting Means 11 Lift Arms 12a, 12b Hook Members 13 props 14 wheels 15 motors 16 lifting seats 17 wheelchairs 22 housings 25 first movable pulleys 26 first fixed pulleys 27 second movable pulleys 28 second fixed pulleys 29 third fixed pulleys 30 first belts 31 second belts 32 lifting means 33 guide groove

Claims (2)

[Claims] 1. A support tower, which is erected so that a beam crosses over a bed, and a traveling lift mechanism, which is suspended on the beam of the supporting tower so as to be movable, and the traveling lift mechanism is a beam of the supporting tower. An electric operating mechanism having a trolley part that travels and moves, and an extension and contraction actuating shaft that is attached to a stanchion part that is hung down on the trolley part, and a tip part of the stanchion part that rotates close to one end. A tower-shaped type, which is movably mounted and has a lift arm having one end connected to a telescopic operation shaft constituting the electric operation mechanism and the other end having a lifting means for lifting a patient. Care lift device. 2. The traveling lift mechanism according to claim 1, wherein an electric operating mechanism having a telescopic operation shaft is provided in a housing attached to a trolley part for traveling and moving a beam of a support wobble, and a first telescopic operation shaft has a first end. A movable pulley, a first constant pulley on an inner wall of the housing in a direction opposite to the direction in which the expansion and contraction operation shaft extends, and a second movable pulley on an inner wall of the housing in a direction in which the expansion and contraction operation shaft extends; The second fixed pulley is arranged in a position close to the second movable pulley, and the third fixed pulley is arranged in the lower part of the middle part of the housing, and one end of the first belt is fixed to the upper surface of the inside of the housing to form the first movable pulley. The other end of the second belt is attached to the inner wall of the housing in the vicinity of the second movable pulley, and the other end of the second movable pulley is attached to the second movable pulley. A yagura characterized in that it is constructed so as to be routed through the fixed pulley and the third fixed pulley, and the lifting means is attached to the other end. Type nursing lift device.