JP4316355B2 - Bed side rails and bed side rail aids - Google Patents

Description

  The present invention relates to a bed side rail that is attached to a bed side and prevents a user, bedding, and the like from falling from the bed, and an auxiliary tool for the bed side rail.

  Side beds (hereinafter referred to as side rails) made of metal, etc., are attached to both sides of the care beds used in hospitals to prevent users and bedding from falling off the bed. Yes. This side rail is normally detachably attached to the side frame of the bed, and can be removed when not needed. Generally, the width of the side rail is formed shorter than the length of the side portion of the bed, and a plurality of side rails are attached to one side portion as necessary.

  However, the conventional side rail is formed by bending a pipe-like material, so the radius of curvature of the corner is large, and when multiple side rails are attached to one side of the bed, adjacent side rails There is a gap between them. Since this gap becomes narrower as it goes downward, the user's neck or the like is easily pinched, which is dangerous.

  Therefore, a bed connection fence that connects upper end portions of adjacent side rails and covers a gap between the side rails has been proposed (see Patent Document 1). FIG. 7 is a perspective view showing a state in which the connecting fence described in Patent Document 1 is attached to the side rail. As shown in FIG. 7, the connecting fence 50 is detachably attached at one end to the upper end of the side rail 51 and the other end to the upper end of the side rail 52. And 52, the user's body is prevented from being caught from above the gap 53, thereby improving the safety of the user.

JP 2003-235910 A

  However, the connecting fence 50 described in the above-mentioned Patent Document 1 first removes the connecting fence when the user removes or moves the side rail when getting on and off the bed and when examining the user. There is a problem that it is necessary and time-consuming.

  The present invention has been made in view of such problems, and can be easily removed, and the bed side rail and the bed side which are excellent in safety even when a plurality of the bed side are attached to one side of the bed. It aims at providing the auxiliary tool of a rail.

The bed side rail according to the first aspect of the present invention is a fall-preventing side rail attached to a side portion of the bed, and includes a frame portion, a fence portion provided inside the frame portion, and a lower portion of the frame portion. A leg portion that is provided and engages with a side portion of the bed; and an auxiliary tool that is fitted into a corner portion at an upper portion of the frame portion, and the corner portion at the upper portion of the frame portion is made of a pipe material. The auxiliary tool is formed in an L-shape that is fitted to a vertical part and a horizontal part at an upper corner part of the frame part. The outer curvature radius of the bent portion of the auxiliary tool is smaller than the outer radius of curvature of the upper corner portion of the frame portion and smaller than the inner radius of curvature of the bent portion of the auxiliary tool. And

In the present invention, the corner portion of the frame portion is bent in an L shape fitted to the vertical portion and the horizontal portion, and the outer radius of curvature of the bent portion is larger than the radius of curvature of the corner portion of the frame portion. by attaching the even smaller aid is smaller comb than conventional side rail outer curvature radius of the corner portion. Thereby, when a plurality of side rails are attached to one side portion of the bed, a gap generated between adjacent side rails can be narrowed, so that the safety of the user is improved.

  In the case of having a decorative tube attached to the upper horizontal portion of the frame portion, the end of the auxiliary tool has a shape that also fits the end of the decorative tube, and the end of the decorative tube and the end of the auxiliary device It is preferable that the part has a convex part on one side and a notch part on the other side, and the convex part engages with the notch part. This facilitates the positioning of the auxiliary tool and eliminates the step formed by the decorative tube and the frame portion, thereby improving the safety of the user.

The assisting tool for the bed side rail according to the second invention of the present application includes a frame part, a fence part provided inside the frame part, and a leg provided at a lower part of the frame part and engaged with a side part of the bed. And the corner portion at the top of the frame portion is used for a fall-preventing side rail that is formed so as to form an angle of 90 ° by bending the pipe material with a predetermined radius of curvature. A bent portion having an L-shape fitted to a vertical portion and a horizontal portion at a corner portion of the frame portion, and an outer radius of curvature of the bent portion is equal to that of the upper corner portion of the frame portion. It is smaller than the outer radius of curvature and is smaller than the inner radius of curvature of the bent portion .

  For example, in the case where a decorative cylinder is attached to the horizontal portion at the top of the frame portion, the auxiliary tool is engaged with a convex portion or a notched portion formed at an end portion of the decorative tube, respectively. Is formed at the inner surface end.

  According to the present invention, when a plurality of beds are attached to one side of the bed, the gap between the side rails adjacent to each other is narrower than the conventional side rail, and the user's body is prevented from being caught in the gap. Therefore, safety can be improved and adjacent side rails are not connected, and therefore can be easily removed.

  Hereinafter, the bed side rail according to the first embodiment of the present invention will be described. Fig.1 (a) is a front view of the side rail of this embodiment, FIG.1 (b) is the rear view. Moreover, Fig.2 (a) is a side view of this side rail, FIG.2 (b) is a bottom view, FIG.2 (c) is a top view. As shown in FIGS. 1 (a) and 1 (b) and FIGS. 2 (a) to 2 (c), the side rail of this embodiment is a side rail body formed of a metal or plastic cylindrical pipe material. A corner spacer 2 made of resin is fitted as an auxiliary tool in the upper corner of 1.

  The side rail body 1 in the present embodiment is provided with a fence portion 1b in which a plurality of pipe members that are parallel to each other and extend in the vertical direction are arranged inside a frame portion 1a in which the curvature radius of each corner portion is substantially equal. A pair of legs 1c that engage with the side frame of the bed are provided at the lower part of the frame 1a. The frame portion 1a of the side rail body 1 is formed by bending a pipe material at an angle of 90 ° so as to have a predetermined radius of curvature. In addition, the curvature radius of each corner part is equivalent to the curvature radius of the corner part of the conventional side rail.

  3A is a front view showing the corner spacer 2, FIG. 3B is a side view thereof, and FIG. 3C is a perspective view. 4A is a cross-sectional view taken along line AA shown in FIG. 3A, and FIG. 4B is a cross-sectional view taken along line BB shown in FIG. As shown in FIGS. 3 (a) to 3 (c) and FIGS. 4 (a) and 4 (b), the corner spacer 2 in this embodiment is an L-shape that is fitted to the vertical part and the horizontal part of the frame part 1a. Are bent along the longitudinal direction, and the cross-sectional shape is substantially C-shaped. Further, the bent portion of the corner spacer 2 is smaller in the outer radius of curvature R than in the inner radius of curvature r. The corner spacer 2 is fitted into a corner portion of the side rail body 1 from a cut portion formed on the inner peripheral side.

  In the side rail of this embodiment, by attaching the corner spacer 2 to the upper corner portion of the side rail body 1, the outer radius of curvature R is smaller than the outer radius of curvature at the corner portion of the frame portion 1a. It is made smaller than the outer curvature radius of the corner part of the side rail. As a result, when a plurality of side rails are attached to one side of the bed, the gap generated between the adjacent side rails is narrowed to such an extent that the user's neck or the like is not caught, thereby improving safety. be able to.

  It is possible to reduce the radius of curvature of the corner portion of the side rail by forming the frame portion of the side rail by crushing and bending, but if the side rail is formed by this method, the inner peripheral side of the corner portion A concave portion is formed on the surface, and there is a problem in appearance. On the other hand, in the present embodiment, the corner portion of the side rail body 1 is formed with the same radius of curvature as in the prior art, and then the corner spacer 2 is attached to reduce the outer radius of curvature of the corner portion. No concave portion is generated on the outer peripheral surface of the portion, and the design is excellent.

  The side rail of this embodiment is detachably attached to the side portion of the bed by inserting the leg portion 1c provided at the lower portion of the side rail body 1 into the attachment hole provided in the side frame of the bed. Even if a plurality of side rails are attached to one side portion of the bed, since the adjacent side rails are not connected as in the connection fence described in Patent Document 1, it is easy to remove.

  Next, a side frame according to a second embodiment of the present invention will be described. Fig.5 (a) is a front view which shows the side rail of 2nd Embodiment of this invention, FIG.5 (b) is the top view. FIG. 6A is a side view showing a corner spacer according to the second embodiment of the present invention, and FIG. 6B is a perspective view of the corner spacer as viewed from the inner peripheral side. In FIG. 5A, a corner spacer is attached only to one of the upper corner portions in order to make it easy to see the presence or absence of the corner spacer. As shown in FIGS. 5 (a) and 5 (b), the side rail of the second embodiment of the present invention is an upper corner portion of the side rail main body 11 formed of a metal or plastic cylindrical pipe material. In addition, a resin corner spacer 12 as an auxiliary tool is fitted. In addition, a wooden decorative cylinder 13 is attached to the upper side frame of the side rail body 11.

  As in the first embodiment, the side rail body 11 according to the present embodiment includes a plurality of pipe members that extend in the vertical direction and are parallel to each other on the inner peripheral side of the frame portion 11a having substantially the same radius of curvature at each corner portion. The fence part 11b which arrange | positioned is provided, and the lower part of the frame part 11a is provided with a pair of leg parts 11c engaged with the side frame of the bed. And the notch part 13a extended in a longitudinal direction is formed in the horizontal frame of the upper part of this side rail main body 11, ie, the both ends of the wooden decorative cylinder 13 attached to the horizontal part of the upper part of the frame part 11a. . In addition, the curvature radius of each corner part is equivalent to the curvature radius of the corner part of the conventional side rail.

  Further, as shown in FIGS. 6A and 6B, the corner spacer 12 has a bent portion that is bent in an L shape that is fitted to the vertical portion and the horizontal portion of the frame portion 11a. A cut is formed along the longitudinal direction on the inner peripheral side, and the cross-sectional shape is substantially C-shaped. As in the first embodiment described above, the outer curvature radius R of the bent portion of the corner spacer 12 is smaller than the inner curvature radius r. Further, the end of the corner spacer 12 that is fitted to the horizontal portion has a larger diameter than the other portions, and a convex portion 12a that engages with the cutout portion 13a of the decorative tube 13 is formed on the inner surface thereof. Is formed. The corner spacer 12 engages the notch 13 a of the decorative tube 13 with the convex portion 12 a of the corner spacer 12, and the end of the decorative tube 13 is also fitted.

  In addition, in this embodiment, although the case where the notch part 13a was formed in the decorative cylinder 13 and the convex part 12a was formed in the inner surface of the corner spacer 12 was described, this invention is not limited to this, For example, Alternatively, a convex portion may be formed on the decorative tube 13, and a concave portion or a notch portion that engages with the convex portion may be formed on the inner surface of the corner spacer 12.

  Thus, by covering the end portion of the decorative tube 13 with the corner spacer 12, the step formed by the end portion of the decorative tube 13 and the shaft portion 11a is eliminated, and the safety of the user is improved. Further, by forming a convex portion on one of the end portion of the decorative tube 13 and the inner surface end portion of the corner spacer 12 and forming a notch portion on the other side, positioning at the time of attaching the corner spacer 12 is facilitated. It is possible to prevent the decorative cylinder 13 from rotating when the is gripped.

  In the first and second embodiments described above, the side rail in which the corner spacer is attached to the side rail body has been described. However, the present invention is not limited to this, and the aforementioned corner spacer is already commercially available. The same effect can be obtained by attaching to a conventional side rail.

  The effect of the corner spacer described in the first and second embodiments can be obtained if it is attached to at least the upper corner portion on the side where the other side rails are arranged. When the side rail comes into contact with the board, the corner spacer is also attached to the upper corner portion on the board side, so that the gap between the board and the side rail can be narrowed, and the safety is further improved.

(A) is a front view which shows the side rail of 1st Embodiment of this invention, (b) is the rear view. (A) is a side view which shows the side rail of 1st Embodiment of this invention, (b) is the bottom view, (c) is a top view. (A) is a top view which shows the corner spacer attached to the side rail of 1st Embodiment of this invention, (b) is the side view, (c) is a perspective view. (A) is sectional drawing by the AA line shown to Fig.3 (a), (b) is sectional drawing by the BB line shown to Fig.3 (a). (A) is a front view which shows the side rail of 2nd Embodiment of this invention, (b) is the top view. (A) is a side view which shows the corner spacer attached to the side rail main body in 2nd Embodiment of this invention, (b) is the perspective view which looked at the corner spacer shown in (a) from the inner peripheral side. It is a perspective view which shows the state which attached the connection fence of patent document 1 to the side rail.

Explanation of symbols

1, 11; Side rail bodies 1a and 11a; Frame portions 1b and 11b; Fence portions 1c and 11c; Leg portions 2 and 12; Corner spacers 12a; ; Side rail 53; gap

Claims (6)

In the side rail for fall prevention attached to the side part of a bed, the frame part, the fence part provided inside the said frame part, the leg provided in the lower part of the said frame part, and engaging the side part of the said bed part And an auxiliary tool fitted to the upper corner portion of the frame portion, and the upper corner portion of the frame portion has an angle of 90 ° by bending the pipe material with a predetermined radius of curvature. The auxiliary tool is bent in an L-shape fitted to the vertical part and the horizontal part at the upper corner part of the frame part, and the outer side of the bent part of the auxiliary tool. The bed side rail , wherein a radius of curvature is smaller than an outer radius of curvature of an upper corner portion of the frame portion and smaller than an inner radius of curvature of the bent portion of the auxiliary tool . A decorative tube attached to the horizontal portion at the top of the frame portion, and the end of the auxiliary tool has a shape that also fits the end of the decorative tube, and the end of the decorative tube and the end of the auxiliary device 2. The bed side rail according to claim 1, wherein the portion is formed with a convex portion on one side and a notched portion on the other side, and the convex portion is engaged with the notched portion. The bed side rail according to claim 1, wherein the auxiliary tool is made of resin. A frame part, a fence part provided inside the frame part, and a leg part provided at a lower part of the frame part and engaged with a side part of the bed, and an upper corner part of the frame part is , An auxiliary tool used for a fall-preventing side rail formed so as to bend the pipe member with a predetermined radius of curvature to form an angle of 90 °, and is a vertical portion at the corner portion of the frame portion And bent in an L shape fitted to the horizontal portion, and the outer radius of curvature of the bent portion is smaller than the outer radius of curvature of the upper corner portion of the frame portion, and the inner radius of curvature of the bent portion. Bed side rail aid, characterized by being smaller than . When a decorative cylinder is attached to the upper horizontal part of the frame part, a notch or a convex part that engages with a convex part or a notch part formed on the end part of the decorative cylinder is formed on the inner surface end part thereof. The assisting tool for the bed side rail according to claim 4, wherein the assisting tool is used. The assisting tool for a bed side rail according to claim 4 or 5, wherein the assisting tool is made of resin.

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