JP2018057536A - Folding bed - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a folding bed excellent in workability in arranging a bed part in a horizontal state with respect to a floor surface, which hardly moves when arranged.SOLUTION: A folding bed 1 includes a bed part 2 on which a user is placed, a bed frame 3 on which the bed part 2 is placed, and leg parts 4 for supporting the bed frame 3. The bed part 2 can be deformed to a horizontal state in which it is roughly horizontal or to a folded state in which it is folded in an inverted V-shape in a side view of the bed. The leg parts 4 include wheel members 14 for supporting the bed frame 3 so as to move them horizontally with respect to a floor surface F, and non-wheel members 15 for preventing the movement of the bed frame 3 with respect to the floor surface F. The wheel members 14 leave the floor surface when the bed part 2 is in a horizontal state, and touch the floor surface when the bed part 2 is in a folded state.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a folding bed that can fold a bed part on which a user is placed.

  2. Description of the Related Art Conventionally, various folding beds have been proposed in which a bed portion on which a user is placed can be deformed into a horizontal state that is substantially horizontal in a side view of the bed and a folded state that is folded in an inverted V shape.

  For example, in Patent Document 1 below, a bed part including a lower body side bed part on which a user's lower body side is placed and an upper body side bed part on which the user's upper body side is placed; a bed frame frame on which the bed part is placed; A folding bed is described that includes a leg that supports a bed frame frame. The leg part of the folding bed of patent document 1 contains the wheel member which supports the said bed frame frame so that horizontal movement is possible with respect to a floor surface. In the folding bed, the wheel member travels on the floor surface when the bed portion is deformed between the horizontal state and the folded state, so that the deformation work is smoothly performed.

JP 2006-131798 A

  When the user is placed on the folding bed (that is, when the bed portion is arranged in a horizontal state with respect to the floor surface), the user cannot be relieved if the bed moves with respect to the floor surface. Therefore, it is desired that the bed does not move relative to the floor surface in the horizontal state.

  In the folding bed of Patent Document 1, when the bed portion is in a horizontal state, the connecting leg portion located between the lower body side bed portion and the upper body side bed portion is in contact with the floor surface, thereby preventing movement relative to the floor surface. ing. However, in the folding bed of Patent Document 1, the wheel member is grounded together with the connecting leg portion, so that it is easy to move with respect to the floor surface even in a horizontal state.

  For this reason, in such a folding bed, for example, a stopper is provided on the wheel member to prevent movement relative to the floor surface. However, the operation | work which operates all the stoppers provided for every wheel member was complicated. Further, for example, when the folding bed is arranged at the corner of the room, it is very difficult to operate the stopper located at the corner.

  The present invention has been devised in view of the actual situation as described above, and provides a folding bed that has good workability when the bed portion is arranged in a horizontal state with respect to the floor surface and is difficult to move when arranged. The main purpose is to do.

  The present invention is a folding bed comprising a bed part on which a user is placed, a bed frame frame on which the bed part is placed, and a leg part that supports the bed frame frame, wherein the bed part is: When viewed from the side of the bed, it can be deformed into a horizontal state that is substantially horizontal and a folded state that is bent into an inverted V shape, and the leg portion supports the bed frame frame so that it can move horizontally relative to the floor surface. And a non-wheel member that prevents movement of the bed frame frame with respect to the floor surface. The wheel member is detached when the bed portion is in a horizontal state, and the bed portion is in a folded state. It is characterized by grounding at the time of.

  In the folding bed according to the present invention, it is preferable that the non-wheel member is grounded when the bed portion is in a horizontal state and is detached when the bed portion is in a folded state.

  In the folding bed according to the present invention, the wheel member includes four main wheels arranged at four corners of the bed portion in a horizontal state and two auxiliary wheels arranged inside the bed with respect to the main wheel. Is desirable.

  In the folding bed according to the present invention, it is desirable that the auxiliary wheels are arranged at different positions in the bed width direction.

  In the folding bed according to the present invention, the bed part includes a lower body side bed part on which a user's lower body side is placed and an upper body side bed part on which the user's upper body side is placed, and the bed frame frame includes the lower body side bed Including a lower body side frame frame on which the part is placed, an upper body side frame frame on which the upper body side bed part is placed, and a connecting frame that connects the lower body side frame frame and the upper body side frame frame, The connection frame includes a connection leg portion that contacts the ground when the bed portion is in a horizontal state, and the leg portion rotates the lower body side leg frame that rotatably supports the lower body side frame frame and the upper body side frame frame. It is desirable to include an upper body side leg frame that is movably supported, and a leg link that connects the lower body side leg frame and the upper body side leg frame to the connecting leg. There.

  In the folding bed according to the present invention, it is preferable that the wheel member is fixed to the lower body side leg frame and the upper body side leg frame, and the non-wheel member is fixed to the leg link.

  In the folding bed according to the present invention, it is desirable that the separation gap between the wheel members when the bed portion is in a horizontal state is 1 mm or more.

  In the folding bed according to the present invention, the wheel member preferably includes a caster.

  In the folding bed of the present invention, the leg portion includes a wheel member that supports the bed frame frame so as to be horizontally movable with respect to the floor surface, and a groundable non-wheel member that prevents movement of the bed frame frame with respect to the floor surface. Including. Such a wheel member is useful for smoothly deforming the bed portion between the horizontal state and the folded state. Moreover, the non-wheel member can prevent the movement with respect to the floor surface of the folding bed in which the bed portion is in a horizontal state.

  In the folding bed of the present invention, the wheel member is grounded when the bed portion is in a horizontal state, and is grounded when the bed portion is in a folded state. For this reason, there is no possibility that the folding bed in which the bed portion is arranged in a horizontal state moves horizontally with respect to the floor surface by the wheel member. Such a folding bed is difficult to move with respect to the floor surface on which the bed portion is arranged in a horizontal state, and can be used with peace of mind by the user. And since the change of the ground separation and the ground contact of the wheel member can be performed only by changing the bed part of the folding bed of the present invention between the horizontal state and the folded state, the folding bed of the present invention has the floor. It is possible to improve workability when the bed portion is arranged in a horizontal state with respect to the surface.

It is a side view which shows one Embodiment of the folding bed of this invention. It is a side view of the folding bed of a folded state. It is a downward perspective view of a folding bed. It is a front view of the folding bed seen from the lower body side. It is an enlarged view of the A section of FIG.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.
The side view of the folding bed 1 of this embodiment is shown by FIG. As shown in FIG. 1, the folding bed 1 of the present embodiment includes a bed part 2 on which a user is placed, a bed frame frame 3 on which the bed part 2 is placed, and leg parts that support the bed frame frame 3. 4 is provided.

  The folding bed 1 of the present embodiment is provided with a head mat 5 on which a user's head is placed on one side in the bed length direction. In the present specification, the head mat 5 side of the folding bed 1 is the user's upper body side (hereinafter simply referred to as “upper body side”) S1, and the opposite side is the user's lower body side (hereinafter simply referred to as “the upper body side”). S2) (sometimes referred to as “lower body side”).

  The bed part 2 of the present embodiment includes a lower body side bed part 6 on which the user's lower body side S2 is placed, and an upper body side bed part 7 on which the user's upper body side S1 is placed.

  The bed 2 is preferably provided with a mat 8 made of a cushion material such as urethane foam. The mat 8 is desirably provided integrally from the lower body side bed part 6 to the upper body side bed part 7. In the upper body side bed portion 7 of the present embodiment, a head mat 5 is further provided adjacent to the mat 8. The mat 8 and the head mat 5 may be integrally formed.

  FIG. 2 is a side view of the folding bed 1 in a folded state. As shown in FIGS. 1 and 2, the bed part 2 of the present embodiment includes a horizontal state in which the lower body side bed part 6 and the upper body side bed part 7 are substantially horizontal in the side view of the bed, and the lower body side bed part. 6 and the upper body side bed part 7 can be deformed into a folded state in which the upper body side bed part 7 is folded in an inverted V shape.

  FIG. 3 is a lower perspective view of the folding bed 1. As shown in FIGS. 1 and 3, the bed frame frame 3 of the present embodiment includes a lower body side frame frame 9 on which the lower body side bed part 6 is placed and an upper body side on which the upper body side bed part 7 is placed. Frame frame 10. The bed frame 3 preferably further includes a connecting frame 11 that connects the lower body frame 9 and the upper frame 10.

  The lower body side frame 9 is provided with, for example, a first actuator 12 that deforms the lower body side bed section 6 from a reference state to a bent state of mountain folding (not shown). On the other hand, the upper body side frame frame 10 is provided with, for example, a second actuator 13 that is deformed into a reclining state (not shown) in which the upper body side bed portion 7 is inclined from the reference state.

  The deformation of the bed part 2 between the horizontal state and the folded state is performed with the lower body side bed part 6 and the upper body side bed part 7 in the reference state. For this reason, when it is not necessary to make the lower body side bed part 6 into a bent state, the first actuator 12 may be omitted. When it is not necessary to make the upper body side bed part 7 into a reclining state, the second actuator 13 is , May be omitted.

  The connection frame 11 includes a pair of connection legs 11A that are grounded when the bed 2 is in a horizontal state. A conventionally well-known structure can be adopted as a connection structure between the connection frame 11, the lower body side frame frame 9, and the upper body side frame frame 10.

  The leg portion 4 of this embodiment includes a plurality of wheel members 14 that support the bed frame frame 3 so as to be horizontally movable with respect to the floor surface F, and a plurality of non-blocking members that prevent the bed frame frame 3 from moving with respect to the floor surface F. The wheel member 15 is included. Such a wheel member 14 is useful for smoothly deforming the bed part 2 between a horizontal state and a folded state. Moreover, the non-wheel member 15 can prevent the movement with respect to the floor surface F of the folding bed 1 in which the bed part 2 is in a horizontal state.

  As shown in FIG. 3, the wheel member 14 of the present embodiment includes four main wheels 14 </ b> A disposed at the four corners of the bed portion 2 in the horizontal state, and two auxiliary wheels disposed inside the bed with respect to the main wheel 14 </ b> A. Wheels 14B. Since such a wheel member 14 disperses the weight of the folding bed 1 and transmits it to the floor surface F, even if the floor surface F is formed of a soft material, the folding bed 1 in the folded state can be moved smoothly. be able to.

  FIG. 4 is a front view of the folding bed 1 viewed from the lower body side S2. As shown in FIGS. 2 and 4, the auxiliary wheels 14 </ b> B of the present embodiment are arranged at different positions in the bed width direction. For this reason, the auxiliary wheel 14B can fold the folding bed 1 compactly without contacting each other even when the bed part 2 is in the folded state.

  As shown in FIG. 3, each wheel member 14 preferably includes a caster 16. Such a wheel member 14 can smoothly change the moving direction of the folding bed 1 in the folded state.

  FIG. 5 is an enlarged view of a portion A in FIG. As shown in FIGS. 1, 2, and 5, the wheel member 14 of this embodiment is grounded when the bed portion 2 is in a horizontal state and is grounded when the bed portion 2 is in a folded state. For this reason, there is no possibility that the folding bed 1 moves horizontally with respect to the floor surface F by the wheel member 14 when the bed part 2 is arranged in a horizontal state. Such a folding bed 1 is difficult to move with respect to the floor surface F in which the bed portion 2 is arranged in a horizontal state, and can be used with peace of mind by the user.

  On the other hand, the non-wheel member 15 of this embodiment is grounded when the bed part 2 is in a horizontal state, and is grounded when the bed part 2 is in a folded state. The change of ground separation and ground contact between the wheel member 14 and the non-wheel member 15 can be performed only by changing the bed part 2 of the folding bed 1 between the horizontal state and the folded state. For this reason, the folding bed 1 of this embodiment can improve the workability | operativity at the time of arrange | positioning the bed part 2 with respect to the floor surface F in a horizontal state.

  As shown in FIG. 5, it is preferable that the separation gap d of the wheel member 14 when the bed part 2 is in a horizontal state is 1 mm or more. If the separation gap d is smaller than 1 mm, the folding bed 1 is bent by the weight of the user, and the wheel member 14 may come into contact with the floor surface when the bed part 2 is in a horizontal state. On the other hand, the separation gap d is preferably 3 mm or less. If the separation gap d is larger than 3 mm, the non-wheel member 15 may come into contact with the floor surface F in the middle of deformation when the bed 2 is deformed between the horizontal state and the folded state.

  As shown in FIG. 3, the leg portion 4 of this embodiment includes a lower body side leg frame 17 that rotatably supports the lower body side frame frame 9 and an upper body side that rotatably supports the upper body side frame frame 10. Leg frame 18. It is desirable that the leg 4 further includes a plurality of leg links 19 that connect the lower leg frame 17 and the upper leg frame 18 to the connecting leg 11A.

  Here, the lower body side frame frame 9, the lower body side leg frame 17, the leg link 19 and the connecting leg portion 11A constitute a parallel link. The upper body side frame frame 10, the upper body side leg frame 18, the leg link 19 and the connecting leg portion 11A constitute a parallel link.

  The wheel member 14 is preferably fixed to the lower body leg frame 17 and the upper body leg frame 18 so as not to move. On the other hand, the non-wheel member 15 is preferably fixed to the leg link 19 so as not to move. For this reason, the leg part 4 can change the member earth | grounded to the floor surface F from the non-wheel member 15 to the wheel member 14, for example by changing the bed part 2 from a horizontal state to a folding state. Moreover, the leg part 4 can change the member earth | grounded to the floor surface F from the wheel member 14 to the non-wheel member 15, for example by changing the bed part 2 from a folded state to a horizontal state.

  As mentioned above, although especially preferable embodiment of this invention was explained in full detail, this invention is not limited to the said embodiment, It can deform | transform and implement in a various aspect.

DESCRIPTION OF SYMBOLS 1 Folding bed 2 Bed part 3 Bed frame frame 4 Leg part 14 Wheel member 15 Non-wheel member

Claims (8)

A folding bed comprising a bed part on which a user is placed, a bed frame frame on which the bed part is placed, and a leg part that supports the bed frame frame,
The bed portion can be deformed into a horizontal state that is substantially horizontal and a folded state that is folded into an inverted V shape in a side view of the bed,
The leg portion includes a wheel member that supports the bed frame frame so as to be horizontally movable with respect to a floor surface, and a non-wheel member that prevents movement of the bed frame frame with respect to the floor surface,
The folding bed is characterized in that the wheel member is grounded when the bed portion is in a horizontal state and is grounded when the bed portion is in a folded state.   2. The folding bed according to claim 1, wherein the non-wheel member is grounded when the bed portion is in a horizontal state, and is detached when the bed portion is in a folded state.   The folding according to claim 1 or 2, wherein the wheel member includes four main wheels arranged at four corners of the bed portion in a horizontal state and two auxiliary wheels arranged inside the bed with respect to the main wheel. bed.   The folding bed according to claim 3, wherein the auxiliary wheels are arranged at different positions in the bed width direction. The bed part includes a lower body side bed part on which a user's lower body side is placed and an upper body side bed part on which the user's upper body side is placed,
The bed frame frame includes a lower body side frame frame on which the lower body side bed part is placed, an upper body side frame frame on which the upper body side bed part is placed, the lower body side frame frame, and the upper body side frame frame, And a connecting frame for connecting,
The connection frame includes a connection leg that contacts the ground when the bed portion is in a horizontal state,
The legs include a lower body leg frame that rotatably supports the lower body frame, an upper body leg frame that rotatably supports the upper body frame, and the lower body leg frame and the upper body side. The folding bed according to any one of claims 1 to 4, further comprising a leg link that connects a leg frame and the connecting leg. The wheel member is fixed to the lower body side leg frame and the upper body side leg frame,
The folding bed according to claim 5, wherein the non-wheel member is fixed to the leg link.   The folding bed according to any one of claims 1 to 6, wherein a separation gap of the wheel member when the bed portion is in a horizontal state is 1 mm or more.   The folding bed according to any one of claims 1 to 7, wherein the wheel member includes a caster.

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