JP2003033255A - Bed fall prevention device - Google Patents

Abstract

(57) [Problem] To improve not only a fall prevention function but also comfort by further considering a side supporter arrangement position and a side supporter shape. SOLUTION: A support pipe portion 1 of a side supporter 2 is formed on a receiving pipe 10 forming an accessory attachment hole of a side frame 4.
Insert 1. The support portion 6 is provided with a recess 12 having a flat surface 12a having the same height as the upper surface of the mattress 5 at the center of the upper portion 6a protruding from the upper surface of the mattress 5 on the side facing the bottom 3 side. The recess 12 has a peripheral wall surface 12a formed so as to surround the flat surface 12a from three sides.
b.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fall prevention device for a bed, which is arranged on the side of a mattress on the bottom of a bed to provide a fall prevention function and a margin in the width direction of the mattress. .

[0002]

2. Description of the Related Art Beds, particularly hospital beds, have conventionally been provided with side fences and the like for preventing fall. However, even if such a side fence is provided on the floorboard or side frame side, it does not completely prevent the fall and the mattress itself does not support anything, so I forgot to attach the side fence. In such a case, there is a high risk of rolling over and falling. Therefore, as a device for providing a fall prevention function to the mattress itself, a fall prevention device (side supporter) in a bed arranged so as to be in contact with the side surface in the width direction of the mattress has been proposed. With such a side supporter, the mattress itself can be provided with a function for preventing a fall caused by rolling over, and the problems in the past are improved.

[0003]

On the other hand, it is undeniable that the side supporters give the impression of a mattress having a step, and a cramped feeling in which the floor width, that is, the mattress width is limited. . further,
In the case where the side supporter is formed at the bed head side and the foot side, with the side of the bed center side open, there is a risk of falling from the waist at the center between the side supporters by turning over while sleeping. The present invention has been proposed from such a background, and by further considering the arrangement position of the side supporters and the shape of the side supporters, it is possible to improve comfort not only in the fall prevention function but also in the bed. An object is to provide a fall prevention device.

[0004]

In order to solve the above-mentioned problems, according to the present invention, in claim 1, a support portion is provided on an end surface side of the mattress on the bottom of the bed in the width direction through attachment means. This support part discloses a fall prevention device in a bed, which has a recess having a flat surface having a height equivalent to that of the mattress upper surface, in the center of an upper portion protruding from the mattress upper surface on the side facing the bottom side. . Further, in the present invention, in claim 2, the recess is
Disclosed is a fall prevention device for a bed, which has a peripheral wall surface formed so as to surround a flat surface by an upper portion of the support portion protruding from the upper surface of the mattress. Further, in the present invention, in claim 3, there is disclosed a fall prevention device in a bed, wherein the attachment means supports a support portion and is constituted by a column portion detachably attached to an accessory attachment hole of a side frame. Further, according to the present invention, in claim 4, the attachment means includes a locking member that supports the support portion and is locked to the bottom, and a fixing means that fixes the locking member to the bottom. Discloses a fall prevention device. According to the present invention, in claim 5,
Disclosed is a fall prevention device in a bed, wherein the attachment means includes a support portion that supports a support portion, and a clamp means that is detachably fixed to a main frame that supports a bottom on the end side of the support portion. Further, in the present invention, in claim 6, the bottom has a large number of through holes, and the attaching means is constituted by a hook locking device which supports a support portion and hooks and locks in the through holes of the bottom. A fall prevention device in a bed is disclosed. Further, in the present invention, in claim 7, there is disclosed a fall prevention device in a bed, wherein the bottom is a bottom formed by stretching a linear body in a lattice shape. Further, according to the present invention, in claim 8, the attachment means supports a support portion and prevents falling in a bed constituted by a hook locking device which is hooked and locked to a bottom formed by stretching a wire body in a lattice shape. A device is disclosed. Further, the present invention discloses, in claim 9, a fall prevention device for a bed, wherein the attachment means is provided with a fixing means.

According to the first aspect, the flat surface in the recess provides a margin such that the floor width is expanded.

According to the second aspect of the present invention, even if the user's waist is pushed into the recess in the upper portion of the support part by rolling over, the flat surface and the peripheral wall surface can support the user's waist so as not to fall.

According to the third aspect, the support portion can be easily held on the existing bed, and the fall can be prevented,
It is possible to bring a margin in the width direction of the mattress.

According to the fourth aspect, the support portion can be directly attached to the bottom by the attaching means, and can be attached or detached as required. If the length of the support part is adjusted to the bottom, the gatch bed (bottom undulating bed) can be used.

According to the fifth aspect, it is possible to attach the support column supporting the support section to the proper position of the main frame by the clamp means.

According to the sixth aspect, the support portion can be supported in the through hole of the bottom by the hook locking device formed by hook locking.

According to the seventh aspect, it is possible to mount the wire on a bed having a bottom formed by stretching the wire in a lattice shape.

According to the eighth aspect, the support portion can be supported by the hook locking device which is hook-locked to the bottom formed by stretching the wire body in a lattice shape.

According to the ninth aspect, by providing the attaching means with the fixing means, it is possible to prevent a person with dementia from pulling out the support portion.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Next, a fall prevention device for a bed according to the present invention will be described with reference to the accompanying drawings, showing an embodiment thereof. FIG. 1 shows the bed 1 equipped with a side supporter 2 for preventing fall. This side supporter 2 is supported by a column (described later) that is mounted on a side frame 4 that is attached to a main frame (described below) that supports the bottom 3, and the width direction end surface side of the mattress 5 that is placed on the bottom 3 is supported. The support section 6 is provided in the. In this case, the support portion 6 has a length dimension that covers the bed side surface with a slight gap left between the head board 7 and the foot board 8 around the center of the bed side surface. There is.

The side frame 4 is fixed to the main frame 9 by welding or the like, and a receiving pipe 10 is formed to form an accessory mounting hole into which a column (not shown) of a normal insertion-type side fence is inserted. Have been planted (see Figure 2). The support column 11 of the side supporter 2 is inserted into the receiving pipe 10.

The support portion 6 is formed by covering a well-known core material (for example, polyester fiber) with a surface material, and the support portion 6 projects from the upper surface of the mattress 5 on the side facing the bottom 3 side. A recess 12 having a flat surface 12a having the same height as the upper surface of the mattress 5 is formed at the center of the upper portion 6a (see FIG. 3). That is, the support part 6 has a flat lower contact surface 6b which is in contact with the side surface of the mattress 5 on the bottom 3 without any gap. Further, the recess 12 has the flat surface 12a extending along the longitudinal direction of the upper portion 6a of the support portion 6 and the peripheral wall surface 12 formed so as to surround the flat surface 12a from three directions.
b. The peripheral wall surfaces 12b at both ends of the flat surface 12a on the longitudinal side are formed in an arc shape.

The side supporter 2 for preventing fall as described above
According to the above, instead of a normal side fence, the receiving pipe 10 of the side frame 4 is attached to the supporting column 1 so as to cover the side surface of the bed 1 centering on the longitudinal center of the side surface of the bed 1.
1 can be plugged in and held. In this case, the support portion 6 covers almost the entire side surface of the bed 1 with some gaps left between the head board 7 and the foot board 8 centering on the center of the side surface of the bed 1. As with normal side fences, it is effective as a fall prevention measure.

When the support portion 6 is arranged so as to abut on the widthwise end surface of the mattress 5 via the lower abutment surface 6b, the flat surface 12a of the recess 12 in the upper portion 6a protruding from the upper surface of the mattress 5 becomes Since it is brought from the upper surface of the mattress 5 to the position where the mattress 5 is continuously developed in the width direction, it is as if the dimension in the width direction of the mattress 5 is expanded, and the recess 12 is formed by the upper portion 6a of the support portion 6. Since the peripheral wall surface 12b is formed so as to surround the flat surface 12a, the recess 1
2, even if the user's waist is pushed over by turning over, the flat surface 12a and the peripheral wall surface 12b can support the user's waist so as not to fall.

The fall prevention device for a bed according to the present invention may be configured as follows. That is, FIG.
As shown in FIG. 2, in the side supporter 2, as the attachment means of the support portion 6, the engagement member 20 fixed to the support portion 6 and engaged with the side surface of the bottom 3, and the engagement member 20 are fixed to the bottom 3. A structure including a tightening bolt 21 as a fixing means is used. Of course, the mounting means is not limited to this configuration.

By attaching the support portion 6 to the bottom 3 in this manner, the length of the support portion 6 can be adapted to a movable bottom (back bottom or foot bottom), so that it can be applied to a gatch bed.

The fall prevention device for a bed according to the present invention can also be configured as follows. That is, as shown in FIG. 5, the side supporter 2 has a clamp means 30 on the terminal end side of the column 11 that supports the support portion 6 as an attachment means, and is detachably attached to the main frame 9 by this clamp means 30. It is configured.

In the side supporter 2 as described above, the clamp means 30 has an upper frame body 31 and a lower frame body 32, which are fixedly provided at the terminal side of the column 11 and have a substantially U-shaped cross section. The upper frame body 31 and the lower frame body 32 are arranged so as to be locked to the main frame 9 to be mounted from above and below. In this case, the upper frame body 31 and the lower frame body 32 have dimensions corresponding to the standardized outer shape of the main frame 9. Further, the lower frame body 32 is connected to the upper frame body 31 by a tightening means 33 so as to be vertically movable in a state of being slightly separated from the upper frame body 31. That is, in this tightening means 33, the bolt 34
Is inserted into the upper frame body 31 via the lower frame body 32, a nut 35 is screwed to the tip, and a cam lever 36 rotatably attached to the lower end side of the bolt 34 is displaced in a substantially horizontal direction. Accordingly, the main frame 9 to be mounted by moving the lower frame body 32 upward with respect to the upper frame body 31 is tightened from the vertical direction.

According to the side supporter 2 as described above,
The side supporter 2 can be easily and detachably fixed by the clamp means 30, and the handleability is further improved. Further, if the upper frame body 31 and the lower frame body 32 constituting the clamp means 30 have dimensions corresponding to the standardized outer shape of the main frame 9, they can be easily applied to an existing bed.

The fall prevention device for a bed according to the present invention can also be configured as follows. That is, as shown in FIGS. 6 and 7, in the side supporter 2,
The support portion 6 is supported by a hook locking tool 41 hooked and locked in the through hole h of the steel press bottom 40. In this case, the hook locking device 41 is formed by bending a sheet metal, and is processed so as to be in intimate contact from the bottom surface of the support portion 6 to the surface facing the bottom of the support portion 6 and an appropriate fixing means (screw). Etc.) and is fixed to the support part 6. Further, a hook-shaped portion F is provided on the tip end side of the hooking and locking device 41 so as to be hooked in the through hole h of the press bottom 40 from the front surface of the press bottom 40 to the back surface of the through hole h. In addition, it is also possible to provide a fixing means (not shown) for fixing the hook locking device 41 while hooked in the through hole h of the press bottom 40.

According to this structure, the hook-like portion F on the tip end side of the hooking locking device 41 is simply hooked in the through hole h of the press bottom 40 from the front surface of the press bottom 40 to the back surface of the through hole h. Since the side supporter 2 can be easily attached and the hooking locking tool 41 is below the mattress 5, it does not fall off even if there is no fixing means.

Further, the fall prevention device for a bed according to the present invention can be configured as follows. That is, as shown in FIG. 8, this side supporter 2 can also be attached to a bed 1 having a bottom formed by stretching a wire rod in a lattice shape, a so-called mesh bottom 50. In this case, as the attachment means, a pair of hook bars 51, 51 protruding from the vicinity of the bottom surface of the support portion 6 are used. The tip portions of the hooking rods 51, 51 are hooked on the wire body 50L forming the mesh bottom 50 to support the support portion 6
It is a structure that supports. It should be noted that the hooking rods 51, 51 may be provided with fixing means for fixing them to the wire 50L.

According to this construction, the side supporters 2 can be easily mounted because the support portions 6 are supported only by hooking the tip ends of the hooking rods 51, 51 on the wire 50L constituting the mesh bottom 50. In addition, since the hooking rods 51, 51 are located under the mattress 5, they will not fall off without fixing means.

Although various embodiments of the fall prevention device for a bed according to the present invention have been described and described above, as shown in FIG. 2, from the lower surface side of the side frame 4,
A thumbscrew S for fixing the column 11 inserted into the receiving pipe 10 so as not to come off can be provided toward the receiving pipe 10.

With such a thumbscrew S, the receiving pipe 1
By fixing the support column 11 inserted into 0 so as not to come off, it is possible to prevent, for example, a demented person or a child from pulling out the support unit 6 and making a mischief.

[0030]

As described above, according to the present invention, (1) the flat surface of the recess on the upper side of the support portion is located at the position where the flat surface continuously extends from the upper surface of the mattress in the width direction of the mattress. It provides a margin that extends the width of. (2) Even if the user's waist extends into the recess of the upper part of the support part by rolling over, it can be supported by the flat surface and the peripheral wall surface so as not to fall. (3) In the case where the accessory mounting holes of the side frame are used for mounting, the support part can be easily held on the existing bed, and the mattress can be secured in the width direction along with the fall prevention. be able to. (4) In the case where the support column supporting the support section is attached to the main frame by the clamp means, the support section can be attached at an appropriate position of the main frame.

[0031]

[Brief description of drawings]

FIG. 1 is an external perspective view showing an example of a bed equipped with a fall prevention device for a bed according to the present invention.

FIG. 2 is an explanatory cross-sectional view of main parts showing a structure in which the fall prevention device for the bed shown in FIG. 1 is mounted on the bed.

FIG. 3 is a perspective view illustrating the operation of the fall prevention device in the bed shown in FIG.

FIG. 4 shows a fall prevention device for a bed according to another example,
It is an important section sectional view showing the structure attached to the bed.

FIG. 5 is a cross-sectional explanatory view showing another mounting structure of the fall prevention device in the bed.

FIG. 6 is a perspective explanatory view of a fall prevention device using another attachment means.

7 is a cross-sectional explanatory view of a main part showing a structure in which the fall prevention device shown in FIG. 6 is mounted on a bed.

FIG. 8 is a perspective explanatory view of a fall prevention device to be attached to a bed having a bottom formed by stretching a wire rod in a grid pattern.

[Explanation of symbols]

1 bed 2 side supporters 3 bottom 4 side frames 5 mattress 6 Support Department 6a upper part 6b Lower contact surface 7 headboard 8 footboard 9 mainframe 10 Receiving pipe 11 Support 12 recess 12a Flat surface 12b peripheral wall 20 Locking member 21 Tightening bolt 30 Clamping means 31 Upper frame 32 Lower frame 33 Tightening means 34 Volts 35 nuts 36 Cam lever 40 Press bottom 41 Hook lock 50 mesh bottom 50L line 51 hook bar h through hole F hooked part S thumb screw

Claims (9)

[Claims] 1. A support part is provided on the bottom side of the mattress in the width direction on the bottom side of the bed via a mounting means, and the support part is a central part of the upper part projecting from the upper face of the mattress on the side facing the bottom side. A fall prevention device for a bed, characterized in that a recess having a flat surface having the same height as the upper surface of the mattress is formed. 2. The fall prevention device for a bed according to claim 1, wherein the recess has a peripheral wall surface formed so as to surround the flat surface by an upper portion of the support portion projecting from the upper surface of the mattress. . 3. The fall prevention in a bed according to claim 1, wherein the attachment means is constituted by a column portion that supports the support portion and is detachably attached to the accessory attachment hole of the side frame. apparatus. 4. The mounting means has a locking member that supports the support portion and is locked to the bottom, and a fixing means that fixes the locking member to the bottom. Item 1. A fall prevention device for a bed according to item 1. 5. The mounting means includes a support column that supports the support unit, and a clamp unit that is detachably fixed to a main frame that supports the bottom on the end side of the support unit. The fall prevention device for a bed according to claim 1. 6. The bottom has a large number of through holes, and the mounting means is constituted by a hook locking device which supports a support portion and hooks and locks in the through holes of the bottom. The fall prevention device for a bed according to claim 1. 7. The bottom is a bottom formed by stretching a linear body in a lattice shape.
The fall prevention device in the bed of any one of the description. 8. The attachment means is constituted by a hook locking device which supports a support portion and hooks and locks a bottom formed by stretching a wire body in a lattice shape. Fall prevention device in bed. 9. The fall prevention device for a bed according to claim 3, 6, or 8, wherein said attaching means is provided with a fixing means.