JPH09121982A - Folding side fence with pinch preventing means - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a folding side fence equipped with a pinch preventing means, in which a person's hand, etc., is prevented from being pinched when he is folding up the fence. SOLUTION: A folding type side fence is equipped with a lower cross-beam 3, a plurality of props 4 capable of rising and falling, upper cross-beam 5 installed at the tops of these props 4, and an upright holding mechanism 6 which holds the props 4 in the upright attitude, wherein tumble hindering means 7 to support props 4 on the way of tumbling are furnished on the lower cross- beam 3. Each tumble hindering means 7 is installed on the lower cross-beam 3 with possibility of rising and falling from/to its base member 14 in such a way as energizing the props to upright positioning at normal times and is equipped with a prop retainig member 15 to make put-down by manual operation against the energizing force.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a folding side fence mounted on a side frame of a bed or the like (an ordinary bed, a transfer bed, an ICU bed), and a hand or the like is caught when folding. The present invention relates to a foldable side fence provided with a pinching prevention means that is designed to prevent the occurrence of the above-mentioned problem.

[0002]

2. Description of the Related Art Generally, a side fence provided on a side frame of a bed or the like is used to prevent a patient from falling.
Although it is indispensable for safety measures, side fences with various configurations are known. Among such side fences, for example, a foldable side fence is configured so that it can be folded and raised freely on the bedside frame and is kept in a raised state by a lock mechanism. When getting on and off, there is no need to remove it, just fold it, so it has an excellent effect that does not bother the caregiver's hands.

[0003]

However, in the structure in which the side fences are folded so that the plurality of pillars forming the side fences and the upper cross rails provided on the tops of the pillars fold down on the side frame so as to be folded over each other. If the user inadvertently folds his / her hands or the like on the side frame, he / she may be caught between the columns, which may cause an unexpected injury. The present invention has been proposed in order to eliminate such inconvenience, and is provided with a trapping prevention means that prevents the trapping hand from being caught when the side fence is folded. The purpose is to provide a folding side fence.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is to be mounted on a side frame of a bed or the like, and a lower horizontal rail, and an erected and inclinable mounting on the lower horizontal rail. In a foldable side fence equipped with a plurality of stanchions, an upper cross rail that is attached to the tops of the plurality of struts, and between the stanchion and the upper cross rail, the stanchion holding mechanism for maintaining the stanchion in an upright state, A fall prevention means was provided on the lower horizontal rail so as to prevent a plurality of columns from falling down midway. In the above structure, the fall prevention means is mounted on the base member and the base member so as to be able to stand and fall, and always biases in the standing direction, while manually leaning against the biasing force. And a column holding member configured as described above.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Next, one embodiment of a foldable side fence provided with a pinching prevention means according to the present invention will be shown and described below with reference to the accompanying drawings. FIG.
1 shows a folding side fence 2 in a standing position attached to a side frame 1 such as a bed. This folding side fence 2
Is a lower horizontal rail 3, a plurality of pipe-shaped support pillars 4 mounted on the lower horizontal rail 3 so as to be able to stand upside down, an upper horizontal rail 5 mounted over the tops of the plurality of support pillars 4, and the support pillar 4 and An upright position holding mechanism 6 for maintaining the column 4 in an upright position is provided between the horizontal rails 5. Further, on the lower horizontal rail 3, a fall prevention means 7 is provided for preventing the plurality of columns 4 from falling down midway.

That is, in the foldable side fence 2, the lower horizontal rail 3 is detachably attached to the insertion hole (not shown) formed on the side frame 2 by the attachment fitting 8. The plurality of columns 4 are provided on the lower horizontal rail 3 via a lower hinge 9 so as to be upright and inclinable at regular intervals. The lower hinge 9 has a function of limiting the rotation angle so that the support column 4 falls down from the vertical state to the left only in the figure. The upper horizontal rails 5 at the tops of the plurality of columns 4 are provided on the tops of the columns 4 via an upper hinge 10 having a function of limiting a rotation angle so that the columns 4 fall from the vertical state to the right only in the drawing. There is. The upright position holding mechanism 6 is provided between the upper horizontal rail 5 and a column 4 located at the end of the upper horizontal rail 5, and is a receiving member attached to the upper horizontal rail 5 side end of the column 4. 11 and the cover member 1 provided on the upper horizontal rail 5 side
2 and a movable lever fitting member 1 configured to elastically fit into the receiving member 11 inside the cover member 12.
3 is included. On the receiving member 11, the protrusion (not shown) of the movable lever fitting member 13 is a spring member.
A fitting hole (not shown) for fitting by elastic force (not shown) is provided.

In the foldable side fence 2 having such a structure, the fall prevention means 7 are provided near both ends of the lower horizontal rail 3, and the base member 14 screwed to the lower horizontal rail 3 is used.
And a strut holding member 15 which is mounted on the base member 14 so as to be able to stand up and down and always urges in the standing direction, while manually falling down against the urging force. . As shown in FIG. 2, the base member 14 has a bottom portion 14 formed into a shape that can be placed so as to cover the lower horizontal rail 3 from above.
a, a pair of side portions 14b and 14b that support the support column holding member 15 so as to be able to stand upside down, and a back support portion 14c that regulates the standing angle of the support column holding member 15 are integrally configured. . Further, the bottom crosspiece 3 is provided on the bottom portion 14a.
Screw holes 16, 16 for fixing to are formed.
The strut holding member 15 has a base portion 17 set to a size that can be fitted between the pair of side portions 14b, 14b, and a head portion 18 that receives the plurality of strut 4s. Axial holes 19 and 20 are formed in the side portions 14b and 14b and the base portion 17 of the support column holding member 15, respectively, and the support column holding member 15 is set upright, that is, on the back support portion 14c side of the base member 14. Spring member 21 for urging the contacting member
The pin 22 is inserted into the shaft holes 19 and 20 through the through hole to attach the pin 22 to the base member 14. Further, the head portion 18 of the strut holding member 15 is set to have a width wider than that of the base portion 17, and a concave portion 23 for stably holding the strut 4 to be supported is provided on the upper surface. Have The head portion 18 has a finger hook 24 for laterally projecting the pillar holding member 15 with a finger against the biasing force of the spring member 21. Further, in a state in which the support column holding member 15 is in contact with the back support portion 14c of the base member 14, the support column holding member 15 is inclined to the side opposite to the side where the plurality of support columns 4 incline and fall down by a few degrees. Is set to.

In the foldable side fence 2 having the above-described structure, the foldable side fence 2 and the fall prevention means 7 have a proper space between the columns 4 in an inclined state when supported by the fall prevention means 7. The size of each component is set so as to have a gap G (for example, 25 mm or more).

In the foldable side fence 2 having the above-mentioned trapping prevention means, when the upper lateral rail 5 is gripped and the foldable side fence 2 is started up, the receiving member 1 of the standing position holding mechanism 6 is obtained.
The protrusion of the movable lever fitting member 13 is elastically fitted into the fitting hole of No. 1 so that the pillar 4 can be maintained in the standing state in a locked state. From such an upright position, the movable lever fitting member 13 is grasped to be removed from the fitting hole of the receiving member 11 by receiving the protrusion of the movable lever fitting member 13, and the upper horizontal rail 5 is held to incline the pillar 4 to fall down. If you let it, the pillar 4
Is a recess 23 on the upper surface of the head 18 of the column support member 15.
I will not fall over any more. In this state, since the predetermined gap G is secured between the plurality of columns 4, it is possible to prevent accidental pinching of a hand or the like and injury (see FIG. 3).

However, when the folding side fence 2 is held by the fall prevention means 7, the height of the upper horizontal rail 5 is still high, and if it is left as it is, it will interfere with getting on and off the bed. Therefore, if the finger hooking portion 24 of the head portion 18 of the support column holding member 15 of the fall prevention unit 7 is pushed down against the urging force of the spring member 21 with a finger, FIG.
As shown in, the foldable side fence 2 can be in a completely folded state, getting on and off the bed, and further,
It does not hinder treatment. When the upper horizontal rail 5 is lifted, the column holding member 15 of the fall prevention unit 7 is erected by the urging force of the spring member 21 until it hits the back rest portion 14c of the base member 14 again.

[0011]

As described above, the entrapment prevention means according to the present invention does not have a risk of pinching a hand or the like when folding, and can bring a high level of safety. It cannot be said that it is indispensable. In addition, since the configuration is simple as described above, there is no problem in terms of cost.

[0012]

[Brief description of the drawings]

FIG. 1 is an overall side view of a foldable side fence, showing an embodiment of a foldable side fence provided with a trapping prevention unit according to the present invention.

FIG. 2 is an enlarged exploded perspective view showing the structure of the fall prevention unit shown in FIG.

FIG. 3 is an overall side explanatory view showing a state where a folding side fence is folded by operating a fall prevention unit which is a pinching prevention unit according to the present invention.

FIG. 4 is an overall side view showing the foldable side fence completely folded by laying down the column holding member in the laying-down prevention means.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Side frame 2 Foldable side fence 3 Lower horizontal beam 4 Prop 5 Upper horizontal beam 6 Upright holding mechanism 7 Fall prevention means 8 Mounting bracket 9 Lower hinge 10 Upper hinge 11 Receiving member 12 Cover member 13 Movable lever fitting member 14 Member 14a Bottom part 14b Side part 14c Backrest part 15 Support member 16 Screw hole 17 Base 18 Head 19, 20 Shaft hole 21 Spring member 22 Pin 23 Concave part 24 Finger part G Gap

Claims (2)

[Claims] 1. A lower horizontal rail adapted to be mounted on a side frame of a bed or the like, a plurality of pillars mounted on the lower horizontal rail so as to be upright and inclinable, and an upper horizontal rail mounted on the tops of the plurality of pillars. In a foldable side fence equipped with a crosspiece and an upright holding mechanism for maintaining the post in an upright position between the post and the upper horizontal crosspiece, preventing the multiple posts from falling over on the lower horizontal crosspiece midway A foldable side fence having a pinching prevention means characterized by being provided with a fall prevention means. 2. The fall prevention means is mounted on a base member and the base member so as to be able to stand and fall so as to always urge the user in the standing direction, while manually falling against the urging force. The foldable side fence with the entrapment prevention means according to claim 1, further comprising: