JPWO2004073458A1 - Swing chair and childcare chair - Google Patents

Abstract

The detachable swing chair 1 includes swing rods 21 and 22 that are swingably supported by a base member 10 and a seat body 30 that is detachably supported by the swing rods 21 and 22. The seat body 30 is detached from the base member 10 and can stand alone on the floor surface. Such a self-supporting means includes a front leg 35 located in front of the bottom of the seat body and a rear leg 36 located in the rear of the bottom.

Description

  The present invention relates to a swinging chair and a child-care chair used particularly as a chair or a bed for infants.

One example of this type of swing chair is disclosed in JP-A-11-89681. The swing chair disclosed in this publication includes a base having four wheels, and a seat that is swingably supported on the upper portion of the base. The seat swings at a high position away from the floor.
The swing chair is provided so as to be swingable for the purpose of comforting infants who have just been born. Therefore, generally, the swinging chair is not necessary when the infant grows up and can stand and walk alone. In other words, the usage period of the conventional swing chair is short.

An object of the present invention is to provide a swinging chair that can continue to be used after a chair used in an infant period is grown.
Another object of the present invention is to provide a swing chair that can give a clean impression in design.
Still another object of the present invention is to provide a child-care chair that can give a clean impression in terms of design and can change the usage pattern according to the surrounding situation.
A detachable swing chair according to the present invention includes a base member, a swing member that is swingably supported by the base member, and a seat body that is detachably supported by the swing member. The seat body includes a self-supporting means for enabling independent self-supporting.
According to the present invention configured as described above, when the infant grows up and can stand, for example, or stand alone, the seat body is removed from the base member and allowed to stand on the floor surface. Therefore, the child can sit on the seat body that is self-supporting on the floor surface. Thus, according to the present invention, the chair can be used for a long time. Continuing to use the chair used in the early childhood after the growth also has a long-lasting memory of the parent's affection in the early childhood, which has a positive effect on the growth of the child's brain.
The “chair” used in the present specification is a concept including a chair that can be switched between a chair-like form and a bed-like form.
The self-supporting means includes, for example, a front leg portion located in front of the bottom portion of the seat body and a rear leg portion located in the rear portion of the bottom portion. In order to enhance safety, the swing chair preferably includes a connection state lock means for locking the connection state between the swing member and the seat body.
In one embodiment, the rocking member includes a pair of rocking rods that extend in the width direction at the front and back positions spaced apart and are swingably supported by the base member. The seat body includes a pair of cuts for receiving the pair of swing rods on a bottom surface thereof. With such a configuration, if the seat body is lifted upward, it can be easily detached from the base member. In this case, to increase safety, the seat body is preferably biased to bring the moving member to a closed position, and a moving member that can move between a position for closing and opening each notch. An urging member and an operation member for moving the moving member are included.
In one embodiment, the base member includes a lower frame body positioned below and an upper frame body supported by the lower frame body so as to be movable up and down. The swing member is swingably supported by the upper frame body. As a more specific structure, the lower frame body has a rectangular frame member that has four or more wheels and extends substantially horizontally, and a lower vertical frame member that rises upward from one side of the rectangular frame member and extends. The upper frame body includes an upper vertical frame member aligned with the lower vertical frame member and supported by the lower vertical frame member so as to be movable up and down, and an upper portion extending horizontally from an upper end portion of the upper vertical frame member. A horizontal frame member. The swing member is swingably supported by the upper horizontal frame member.
The reason why the rectangular frame member has four or more wheels is to realize more stable movement. In addition, the term “rectangular frame” as used in the present specification includes not only a quadrangular shape having four angular corners, but also a rounded shape and a shape close to a semicircular shape. . For example, in the case of a rounded rectangular frame, a more stable movement can be realized if the number of wheels is six.
In another embodiment of the present invention, the self-supporting means includes a slide leg that is retractably accommodated in the seat body. The seat body includes, for example, a backrest that can be tilted backward until it becomes a bed-like form. In this case, in order to stably support the posture of the bed shape, the slide leg is provided so as to be able to be drawn backward from the back surface of the seat body. Preferably, the slide leg is provided so that the back surface thereof is substantially flush with the back surface of the seat body in the stored state.
In another aspect of the present invention, a swing chair includes a base member and a seat body that is swingably supported by the base member. The base member includes a horizontal frame member extending substantially horizontally and a vertical frame member extending upward from one end of the horizontal frame member, and has a substantially L-shape as a whole. A swing chair with such a configuration can give a clean impression in terms of design. The vertical frame member rises upward from the front end of the horizontal frame member and extends, for example.
In the swing chair described above, the seat body is preferably supported by the base member so as to be adjustable in height. Thus, by providing the seat body so that the height can be adjusted, the seat body can be maintained at an optimum height according to the surrounding situation. Further, the seat body is preferably detachably supported by the base member. In this way, the seat main body can be used alone, which is more convenient. In this case, preferably, the seat body includes a self-supporting means for enabling independent stand-alone.
Preferably, the horizontal frame member and the vertical frame member are provided so as to be foldable with respect to each other. With such a configuration, since the base member can be folded compactly when the base member is not used, the bulk of the folded base member can be reduced.
In one embodiment, the base member includes an upper horizontal frame member that extends substantially horizontally from the upper end of the vertical frame member, and the seat body is swingably supported by the upper horizontal frame member. In this case, the upper horizontal frame member and the vertical frame member may be provided so as to be foldable with respect to each other.
The seat body includes, for example, a seat portion and a backrest portion that can be tilted backward until it becomes a bed shape.
In still another aspect of the present invention, a child-care chair includes a base member and a seat body that is detachably supported by the base member. The base member includes a horizontal frame member extending substantially horizontally and a vertical frame member extending upward from one end of the horizontal frame member, and has a substantially L-shape as a whole.
The seat body preferably includes self-supporting means for enabling stand-alone self-supporting. Moreover, in order to implement | achieve a more various usage form, a seat main body, Preferably, a seat part and the backrest part which can be tilted back until it becomes a bed-like form are included. More preferably, the seat body is swingably supported by the base member. Further, the seat body may be provided such that the height of the seat body can be adjusted with respect to the base member.
In one embodiment, the horizontal frame member and the vertical frame member are provided so as to be foldable with respect to each other. The base member includes, for example, an upper horizontal frame member that extends substantially horizontally from the upper end of the vertical frame member, and the seat body is detachably supported by the upper horizontal frame member. The upper horizontal frame member and the vertical frame member may be provided so as to be foldable with respect to each other.

FIG. 1 is a perspective view of an embodiment of the present invention.
FIG. 2 is a side view of the removable swing chair shown in FIG.
FIG. 3 is a perspective view of the base member.
FIG. 4 is a side view of the seat body.
FIG. 5 is a bottom view of the seat body.
FIG. 6 is a cross-sectional view showing a connection structure between the swing member and the seat body.
FIG. 7 is a cross-sectional view showing a state in which the front and rear sliders are moved backward from the state shown in FIG.
FIG. 8 is a cross-sectional view showing a state immediately before connecting the seat body and the swinging member.
FIG. 9 is a cross-sectional view showing a state in the middle of connecting the seat body and the swinging member.
FIG. 10 is a cross-sectional view showing a structure for prohibiting relative movement of the upper and lower vertical frame members.
11 is a cross-sectional view showing a state after the lever is rotated from the state shown in FIG.
FIG. 12 is a side view showing a seat body according to another embodiment of the present invention.
FIG. 13 is a rear view of the seat body shown in FIG.
FIG. 14 is a side view showing a state in which the backrest portion is tilted backward from the state shown in FIG. 12 until it has a bed shape.

1 and 2 show an embodiment of the present invention. The illustrated swing chair 1 includes a base member 10, a swing member 20 that is swingably supported by the base member 10, and a seat body 30 that is removably supported by the swing member 20. The seat main body 30 is formed into a shape that can be detached from the base member 20 and independently stand on the floor surface.
FIG. 3 shows the base member 10, and FIG. 4 shows the seat body 30. First, the configuration of the base member 10 will be described with reference to FIG.
The base member 10 includes a lower frame body 11 positioned below, and an upper frame body 15 supported by the lower frame body 11 so as to be movable up and down. The lower frame body 11 has a rectangular frame member 12 having four wheels 13 and extending substantially horizontally, and a lower vertical frame extending upward from one side located at the front end of the rectangular frame member 12. Member 14. In the illustrated embodiment, the lower vertical frame member 14 is composed of two pipes.
The upper frame body 15 of the base member 10 is aligned with the lower vertical frame member 14 and is supported by the lower vertical frame member 14 so as to be movable up and down, and from an upper end portion of the upper vertical frame member 16. And an upper horizontal frame member 17 projecting in a substantially horizontal direction toward the rear. In the illustrated embodiment, the upper vertical frame member 16 is composed of two pipes, and the upper horizontal frame member 17 is composed of two rod-shaped plates. A width direction connecting member 18 is passed between upper vertical frame members formed of two pipes.
The rocking member 20 includes a pair of rocking rods 21 and 22 that extend in the width direction at positions at an interval before and after the gap and are supported by the base member 10 so as to be rockable. Specifically, each rocking rod 21, 22 has a U-shape, and both ends thereof are supported by the upper horizontal frame member 17 of the base member 10 so as to be rockable. The front swing rod 21 and the rear swing rod 22 are connected by a central connecting member 23 so as to maintain a constant distance.
In the illustrated embodiment, the pair of oscillating rods 21 and 22 are moved manually, but they may be moved electrically using a driving means such as a motor.
Next, the seat body 30 will be described mainly with reference to FIGS. 1, 2, and 4. The seat body 30 includes a seat portion 31, a backrest portion 32, a pair of side wall portions 33 extending upward from both side portions of the seat portion 31, and a table 34 attached on the side wall portion 33, A footrest portion (front leg portion) 35 extending downward from the front end edge of the seat portion 31 and a rear leg portion 36 located at the rear of the bottom portion are provided.
As shown in FIGS. 1 and 2, a front cut 37 and a rear cut 38 that receive the front swing rod 21 and the rear swing rod 22 are provided on the bottom surface of the seat body 30. The seat body 30 is supported on a pair of rocking rods 21 and 22 to perform rocking motion. Each side wall 33 of the seat body 30 has an inverted U-shape that receives the upper horizontal frame member 17 of the base member 10 and the vertical rod portions of the swinging rods 21 and 22.
As shown in FIG. 4, the seat body 30 removed from the base member 10 can stand on the floor surface. Thus, the self-supporting means for enabling independent self-supporting is composed of the footrest portion 35 and the rear leg portion 36 in the illustrated embodiment. The bottom surface of the footrest portion 35 and the bottom surface of the rear leg portion 36 are in contact with the floor surface, and the seat body 30 is maintained in a self-supporting posture. Therefore, the child can sit on the seat body 30 placed directly on the floor surface.
The means for enabling the seat body to stand alone is not limited to the illustrated form. For example, the seat main body may have a foldable leg portion, and the seat main body may be self-supported by raising the leg portion as necessary.
Next, with reference to FIG. 5 and FIG. 6, the connection structure between the seat body 30 and the swing member 20 will be described in detail.
A pair of rail members 40 extending in the front-rear direction are fixedly attached to both sides of the bottom surface of the seat body 30. Each rail member 40 has a front cut 37 and a back cut 38 that receive the front swing rod 21 and the rear swing rod 22.
As shown in FIG. 6, a front slider 41 and a rear slider 42 that can move between a position where the front cut 37 and the rear cut 38 are closed and a position where the front cut 37 and the rear cut 38 are opened are housed in each rail member 40. The front slider 41 has a locking portion 41 a that captures the front swing rod 21 received in the front cut 37, and the rear slider 42 is a lock that captures the rear swing rod 22 received in the rear cut 38. It has a portion 42a.
The front slider 41 has a connecting pin 44 with a head at its rear end. A connecting member 43 is located between the front slider 41 and the rear slider 42. The front end of the connecting member 43 is located on the shaft portion of the connecting pin 44, and the rear end is in contact with the rear slider 42. A spring 45 fitted to the shaft portion of the connecting pin 44 urges the front slider 41 to always be in the closed position.
A pair of rear sliders 42 located on the left and right are connected via a fixing screw 49 and an operating rod 48. Each rail member 40 has a long hole 47 through which the fixing screw 49 passes. The operation rod 48 extending in the width direction can move in the front-rear direction by a length that allows the fixing screw 49 to move in the long hole 47. A spring 46 that abuts the rear end of the rear slider 42 urges the rear slider 42 to always be in the closed position.
The connection state between the seat body 30 and the front and rear swing rods 21 and 22 is stably maintained by the locking portions 41a and 42a of the front and rear sliders 41 and 42 being positioned below the swing rods 21 and 22. .
When the seat body 30 is removed from the base member 10, the operating rod 48 extending in the width direction is grasped by hand and pulled backward. Then, as shown in FIG. 7, the front and rear sliders 41 and 42 move rearward to open the cuts 37 and 38. If the seat body 30 is lifted upward in this state, it can be easily pulled away from the base member 10.
The operation for connecting the seat body 30 onto the base member 10 is as follows. First, as shown in FIG. 8, the locking portion 42a of the rear slider 42 and the rear swing rod 22 are brought into contact with each other, and the rear portion of the seat body 30 is moved downward in this state. Then, the rear slider 42 moves rearward so as to compress the spring 46 and guides the rear swing rod 22 into the rear cut 38. Next, as shown in FIG. 9, the locking portion 41a of the front slider 41 and the front swing rod 21 are brought into contact with each other, and the front portion of the seat body 30 is moved downward in this state. Then, the front slider 41 moves backward so as to compress the spring 45, and the front swing rod 21 is introduced into the front cut 37.
In the illustrated embodiment, the height of the seat body 30 supported on the base member 10 can be changed. The structure for this will be described with reference to FIGS. As described above, the base member 10 includes the lower vertical frame member 14 and the upper vertical frame member 16 which are in the form of pipes. The lower vertical frame member 14 is inserted into the upper vertical frame member 16.
A resin bracket 50 is fixed to the lower end of the upper vertical frame member 16. As shown in FIG. 10, a lever 51 is rotatably attached to the resin bracket 50 via a shaft 52. A rear end of the lever 51 forms an operation button 58, and a lock pin 54 is attached to the front end via a connecting shaft 55 and a hole 56. In the state shown in FIG. 10, the tip of the lock pin 54 passes through the resin bracket 50 and the hole 57 of the upper vertical frame member 16 and engages with the hole 14 a of the lower vertical frame member 14. 16 relative movements are prohibited. This state is stably maintained by the biasing force of the spring 53.
In order to change the height of the seat body 30, as shown in FIG. 11, the operation button 58 is pushed up to rotate the lever 51 counterclockwise. By the rotation of the lever 51, the lock pin 54 moves in the right direction in the drawing, and comes out of the hole 14a of the lower vertical frame member 14. Therefore, the upper vertical frame member 16 can be moved in the vertical direction together with the seat body 30.
12 to 14 show a seat body 100 according to another embodiment of the present invention. A seat main body 100 shown in the figure includes a seat portion 101, a backrest portion 102 held on the seat portion 101 so that reclining adjustment is possible, and a head guard portion 103 rotatably attached to an upper end of the backrest portion 102. . The backrest part 102 can be tilted backward until it becomes a bed-like form as shown in FIG. When the seat body 100 is in the form of a chair as shown in FIG. 12, the head guard portion 103 is substantially flush with the backrest surface of the backrest portion 102 so as to open the upper region of the backrest portion 102 or the backrest surface. Is maintained at a slight inclination angle. On the other hand, when the seat main body 100 has a bed shape as shown in FIG. 14, the head guard 103 is maintained at a bent angle with respect to the backrest surface in order to protect the top of the child's head. .
A front cut 137 and a rear cut 138 are formed on the bottom surface of the seat portion 101. The front notch 137 and the rear notch 138 perform the same functions as the front and rear notches 37 and 38 of the above-described embodiment. That is, the front cut 137 and the rear cut 138 receive the front rocking rod 21 and the rear rocking rod 22 that are swingably supported by the base member.
The seat portion 101 includes a slide leg 110 that is housed so that it can be pulled out rearward. The slide leg 110 includes an inverted U-shaped member 111 clearly shown in FIG. 13 and two slide bars 112 extending in the front-rear direction. As shown in FIGS. 12 and 13, when the slide leg 110 is stored, the back surface of the slide leg 110, that is, the back surface of the inverted U-shaped member 111 is provided so as to be substantially flush with the back surface of the seat portion 101. ing.
As shown in FIG. 14, when the seat body 100 is placed on the floor surface in the form of a bed, the seat portion 101 may become unstable when the weight of the child acts on the backrest portion 102 that is greatly inclined backward. There is sex. Therefore, as shown in the figure, the bed-like form of the drawer seat main body 100 is stably supported backward.
As mentioned above, although one Embodiment of this invention was described with reference to drawings, it is possible to add various correction and deformation | transformation in the same range as this invention, or in the range equivalent to this invention. For example, the form of the swing member is not limited to the rod, and various forms are conceivable. Similarly, various forms can be considered for the self-supporting means for enabling the seat body to stand independently.
Further, in the illustrated embodiment, the seat body is swingable and detachable with respect to the base member, and can be independently independent. However, the following embodiment may be employed. . Some of them are listed as examples.
(1) The swing chair includes a base member and a seat body that is swingably supported by the base member. The base member includes a horizontal frame member extending substantially horizontally and a vertical frame member extending upward from one end of the horizontal frame member, and has a substantially L-shape as a whole. In the case of this embodiment, the seat body may not be removable from the base member, or may be removable. In order to be able to select an optimal usage pattern according to the surrounding circumstances, the seat body is preferably supported by the base member so as to be adjustable in height, and if it is a detachable seat body, the seat body can stand alone. Including means for enabling.
(2) In the case of an L-shaped base member, the horizontal frame member and the vertical frame member may be provided so as to be foldable with respect to each other. The base member may include an upper horizontal frame member that extends substantially horizontally from the upper end of the vertical frame member. In this case, the seat body is swingably supported by the upper horizontal frame member. Further, the upper horizontal frame member and the vertical frame member may be provided so as to be foldable with respect to each other. Various structures are possible for the horizontal frame member and / or the upper horizontal frame member to be foldable with respect to the vertical frame member. One example is a structure in which a connecting portion of two intersecting frame members is connected via an axis. It is connected so that rotation is possible. In this case, in the folded state, the horizontal frame member and / or the upper horizontal frame member can be brought close to each other so as to overlap the vertical frame member.
(3) A child-care chair that does not swing the seat body may be used. Specifically, the child-care chair includes a base member and a seat body that is detachably supported by the base member. The base member includes a horizontal frame member extending substantially horizontally and a vertical frame member extending upward from one end of the horizontal frame member, and has a substantially L-shape as a whole. The seat body is preferably supported by the base member so as to be adjustable in height. In addition, the seat body includes a self-supporting means for enabling independent self-supporting, and more preferably includes a backrest portion that can be tilted backward until it becomes a bed-like form.

  The present invention can be advantageously applied particularly to a swinging chair and / or a child-care chair used as a chair or bed for an infant.

Claims (26)

A base member;
A swinging member supported swingably on the base member;
A seat body detachably supported by the swing member,
The seat main body is a detachable swing chair including self-supporting means for enabling independent self-supporting. The detachable swing chair according to claim 1, wherein the self-supporting means includes a front leg portion located in front of the bottom portion of the seat body and a rear leg portion located in the rear of the bottom portion. The detachable swing chair according to claim 1, further comprising a connection state lock unit that locks a connection state between the swing member and the seat body. The rocking member includes a pair of rocking rods that extend in the width direction at a position before and after the gap and are supported by the base member so as to be rockable.
The detachable swing chair according to any one of claims 1 to 3, wherein the seat body includes a pair of cuts for receiving the pair of swing rods on a bottom surface thereof. The seat body is
A moving member capable of moving between a position for closing and opening each of the cuts;
A biasing member that biases the moving member to bring it into the closed position;
The detachable swing chair according to claim 4, further comprising an operation member for moving the moving member. The base member includes a lower frame body positioned below, and an upper frame body supported by the lower frame body so as to be vertically movable,
The detachable swing chair according to claim 1, wherein the swing member is swingably supported by the upper frame body. The lower frame body includes a rectangular frame member having four or more wheels and extending substantially horizontally, and a lower vertical frame member extending upward from one side of the rectangular frame member,
The upper frame body includes an upper vertical frame member aligned with the lower vertical frame member and supported by the lower vertical frame member so as to be movable up and down, and an upper portion projecting horizontally from an upper end portion of the upper vertical frame member. A horizontal frame member,
The detachable swing chair according to claim 6, wherein the swing member is swingably supported by the upper horizontal frame member. The detachable swing chair according to any one of claims 1 to 7, wherein the self-supporting means includes a slide leg that is housed in the seat body so as to be able to be pulled out. The seat body includes a backrest portion that can be tilted backward until it becomes a bed-like form,
The detachable swing chair according to claim 8, wherein the slide leg is provided so as to be able to be drawn rearward from the back surface of the seat body. The detachable swing chair according to claim 9, wherein the slide leg is provided so that a back surface thereof is substantially flush with a back surface of the seat body in the stored state. A base member that includes a horizontal frame member that extends substantially horizontally and a vertical frame member that rises upward from one end of the horizontal frame member and has a substantially L-shape as a whole;
A swing chair, comprising: a seat body supported swingably on the base member. The swing chair according to claim 11, wherein the seat body is supported by the base member so as to be adjustable in height. The swing chair according to claim 11, wherein the seat body is detachably supported by the base member. The rocking chair according to claim 11, wherein the seat body includes a self-supporting means for enabling independent self-supporting. The swing chair according to claim 11, wherein the horizontal frame member and the vertical frame member are provided so as to be foldable with respect to each other. The base member includes an upper horizontal frame member extending substantially horizontally from an upper end of the vertical frame member;
The swing chair according to claim 11, wherein the seat body is swingably supported by the upper horizontal frame member. The swing chair according to claim 16, wherein the upper horizontal frame member and the vertical frame member are provided so as to be foldable with respect to each other. The rocking chair according to claim 11, wherein the seat body includes a seat portion and a backrest portion that can be tilted backward until it becomes a bed shape. A base member that includes a horizontal frame member that extends substantially horizontally and a vertical frame member that rises upward from one end of the horizontal frame member and has a substantially L-shape as a whole;
A child-care chair comprising: a seat body that is detachably supported by the base member. The child-care chair according to claim 19, wherein the seat main body includes a self-supporting means for enabling independent self-supporting. The child-care chair according to claim 19, wherein the seat body includes a seat portion and a backrest portion that can be tilted backward until it becomes a bed-like form. The child-care chair according to claim 19, wherein the seat body is swingably supported by the base member. The child-rearing chair according to claim 19, wherein the seat body is supported by the base member so as to be adjustable in height. The childcare chair according to claim 19, wherein the horizontal frame member and the vertical frame member are provided so as to be foldable with respect to each other. The base member includes an upper horizontal frame member extending substantially horizontally from an upper end of the vertical frame member;
The child-care chair according to claim 19, wherein the seat body is detachably supported by the upper horizontal frame member. The childcare chair according to claim 25, wherein the upper horizontal frame member and the vertical frame member are provided so as to be foldable with respect to each other.

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