JP3513106B2 - Replacement device for sheets etc. - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet and the like replacing device which allows a cared person or the like to change sheets while lying on a bed. 2. Description of the Related Art Conventionally, the work of replacing a bed sheet on which a patient or a cared person (hereinafter referred to as a cared person) who is bedridden and unable to move their body lays has been performed by a nurse or a caregiver (hereinafter referred to as caregiver). ) Must be performed while moving the body of the care receiver, etc. on the bed back and forth and left and right, which is extremely hard work. Especially in today's aging society where the number of bedridden cared persons is expected to increase more and more. A sheet replacement device is desired, and such a device is disclosed in JP-A-10-85082. This sheet changing apparatus has a pair of side plates facing each other in the left-right direction, and both ends are rotatably supported between the pair of side plates, and are arranged side by side adjacent to each other in the front-rear direction, and the ends of the sheets can be opened. A pair of sheet-turning rollers having a structure fixed to the outer periphery thereof; a support roller having both ends rotatably supported by the pair of side plate portions and disposed below the pair of sheet-turning rollers; Rotating means for rotating either one of the sheet ticket rotating rollers to wind up the sheet, so that the sheet can be replaced while the patient or the like is lying down. [0003] However, Japanese Patent Application Laid-Open No.
In the sheet changing apparatus described in Japanese Patent No. 85082, the support roller partially dents the mat or the like, and the pair of sheet ticket turning rollers sinks into the mat or the like to reduce the upward projection of the mat or the like. However, since the projecting portions of the pair of adjacent sheet ticket turning rollers move on the back side of the care receiver or the like who lies down, the care receiver or the like sometimes feels uncomfortable because of the unevenness. The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide an apparatus that can replace sheets while lying down without causing a care receiver or the like to feel uncomfortable. Means for Solving the Problems The inventor of the present invention has made intensive studies to solve the above-mentioned problems, and has arrived at the present invention. That is, the present invention is a replacement device for sheets and the like, which is arranged in the width direction of the bed and allows the cared person or the like to change the sheets or the like while lying down, and is opposed to the bed so as to straddle the width direction of the bed. A pair of side plates, a plate-shaped core material whose both sides are fixed to the side plates, and a belt rotatably wound around the outer periphery of the core material. A guide portion for laying sheets and the like while moving, and either one of sheets before use and sheets after use are wound, and between the upper end of the sheet and the lower end of the guide portion. A pair of winding rolls disposed below the guide portion and in the front-rear direction of the bed so as to have a clearance, and supported by the side plate, and a winding provided on at least one of the winding rolls Roll driving means Regarding replacement device sheets, etc., characterized in that. According to the invention having the above-mentioned structure, the sheets and the like are laid while the flat guide portion having no irregularities on the upper and lower surfaces is moved on the back side of the cared person or the like with the movement of the replacement device for the sheets or the like. Without giving an unpleasant unevenness feeling to the back side of the care receiver or the like who lies down, the care receiver or the like can smoothly change sheets while lying down. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a sheet and the like replacing device according to the present invention will be described below with reference to the drawings. FIG.
And FIG. 2 are a plan view and a side view, respectively, showing a replacement device (hereinafter, referred to as the present device) 50 for sheets and the like. The present device 50 has a pair of side plates 10 arranged so as to straddle the width direction of the bed.
11 and both sides are fixed to the side plates 10 and 11, respectively.
It is composed of a guide section 20 for laying sheets and the like while moving on the back side of the care receiver, and a pair of ticket rotating rollers 30, 31 pivotally supported by the side plates 10, 11 and arranged to face the front and rear direction of the bed. You. The pair of side plates 10 and 11 are arranged so as to straddle the width direction of the bed as shown in FIGS.
A guide portion 20 is fixed above 0 and 11 and the side plate 1 is fixed.
Below the 0 and 11, a pair of ticket rotation rollers 30 and 31 are pivotally supported. The guide portion 20 includes a core 21 made of a thin plate having a rectangular shape in a plan view and a belt 22 rotatably wound around the outer periphery of the core 21. The peripheral edge of the front and rear ends of the core 21 is formed in an arc shape, and a number of rotating rollers 23 are arranged on the outer periphery of the core 21, and the belt 22 is wound around the rotating rollers 23. [0009] The pair of ticket rotating rollers 30 and 31 are
11 are opposed to each other in the front-rear direction, and both ends thereof are
0 and 11 are supported. In addition, ticket round rolls 30, 3
As shown in FIG. 3, reference numeral 1 denotes a side plate 10 so that a clearance C is formed between the upper ends of the sheets S1 and S2 and the lower end of the guide portion 20 in a state where the sheets S1 and S2 are wound around the ticket rolls 30 and 31.
11. As shown in FIGS. 4 (a) and 4 (b), a plurality of fixedly supported rotatably supported by hinges 33 each having a coil spring (not shown) mounted on each of the ticket rotating rollers 30, 31. A piece 32 is provided, and a projection 34 is formed at a lower portion near the open end of the fixed piece 32. Also, protrusion 3
A fixing hole 35 into which the projection 34 is fitted is formed on the outer peripheral surface of the ticket rotating rollers 30 and 31 with which the roller 4 contacts. Then, the fixing piece 32 is pulled up from the state of FIG. 4A as shown in FIG. 4B, the sheets S1 and S2 are inserted between the ticket rotating rollers 30, 31 and the fixing piece 32, and then the fixing piece 32 is pulled. When the lowering is performed, a part of the sheets S1 and S2 is pushed into the fixing holes 35 of the ticket rotating rollers 30 and 31 by the projections 34 of the fixing pieces 32 urged by the coil springs, and further pressed against the fixing pieces 32. , S2, one end of ticket rolls 30, 31
Can be fixed to The ticket rotating roller 31 has side plates 10, 1
A rotating plate 36 provided with a handle 37 is connected to the outside of the device 1. By rotating the rotating plate 36 by operating the handle 37, the ticket rotating roller 31 can be rotated. Subsequently, the present apparatus 5 configured as described above
How to use 0 will be described. In advance, the present device 50 in which one end of the sheet S1 before use is rotated by the fixing piece 32 on one ticket rotation roller 30 is arranged on the bed 70 on which the care receiver or the like lies. Then, one end of the sheet S1 before use fed out from the ticket turning roller 30 is brought into contact with the upper surface of the guide portion 20 via the lower portion of the guide portion 20 while the bed 7 is in contact.
0 and is fixed between the front frame 71 and the mat 72. Next, the used sheet S2 laid on the bed 70 is removed, and one end thereof is fixed with the fixing piece 32 of the ticket turning roller 31. When the setting of the present apparatus 50 is completed as described above, the handle 37 of the rotating plate 36 is operated to rotate the rotating plate 36 in a counterclockwise direction, and as shown in FIG. Roller rollers 30 and 31 dent mat 72 by the load of a person or the like, and sheets S are used by ticket rotation roller 31 after use.
At the same time, the sheets S1 before use are laid while being guided by the movement of the belt 22 of the guide portion 20 by the ticket rotating roller 30. Since the clearance C is provided between the lower end of the guide portion 20 and the upper ends of the sheets S1 and S2 turned around by the ticket turning rollers 30 and 31, the present device 5
With the movement of 0, the guide portion 20 having flat upper and lower surfaces and having no unevenness moves on the back side of the care receiver or the like, and does not give the care receiver or the like a feeling of unevenness. The sheet replacement device according to the present invention can be embodied by changing various forms as exemplified below. (1) The means for fixing sheets and the like to the ticket turning roller may be formed by forming male and female hook-and-loop fasteners on the outer peripheral surface of the ticket turning roll and on the sheet. (2) The ticket turning roller may be driven by a motor. (3) A worm mechanism may be used for driving the ticket turning roller. Since the present invention is configured as described above in detail, it has the following effects. That is, the present invention can replace the sheets and the like while the care receiver is lying on the bed, so that no burden is imposed on the caregivers and the like, which can contribute to smooth care work. Also, when replacing the sheets, etc., the work of replacing the sheets, etc. can be easily performed without causing discomfort to the cared person, etc., so that the sheets, etc. can be frequently replaced, and a comfortable feeling can be given to the cared person, etc. can do.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a plan view of a sheet and other replacement device according to an embodiment. FIG. 2 is a side view of a replacement device for sheets and the like according to the embodiment. FIG. 3 is a schematic cross-sectional view of a sheet and the like replacing device according to the embodiment. FIG. 4 is a diagram illustrating fixing of sheets to a ticket roll in the sheet and the like replacing device according to the embodiment. [Description of Signs] 10, 11 Side plate 20 Guide part 21 Core material 22 Belt 23 Rotating roll 30, 31 Bill turning roll 32 Fixing piece 34 Protrusion 35 Fixing hole 50 Replacement device for sheets and the like

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) A61G 7/05

Claims (1)

(57) [Claims 1] A sheet replacement device which is arranged in the width direction of a bed and which allows a care receiver or the like to change sheets while lying down, wherein the width of the bed is A pair of side plates that are opposed to each other so as to straddle the direction, a plate-like core material whose both sides are fixed to the side plates, and a belt rotatably wound around the outer periphery of the core material, and lie down. A guide section for laying sheets while moving on the back side of the cared person, etc., and either one of sheets before use and sheets after use are wound, respectively, and the upper end of the sheet or the like wound A pair of winding rolls which are disposed below the guide portion and in the front-rear direction of the bed so as to have a clearance between the lower end of the guide portion and a pair of winding rolls supported by the side plate, and at least one of the winding rolls Of the winding roll provided on one side Replacement device sheets or the like which is characterized in that and means.