JP6596276B2 - High seat pedestal - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a high seat chair base that allows a seated person to take a free posture by raising a Japanese seat chair used on a floor surface such as a tatami mat or a flooring to a certain height from the floor surface. Is.

  2. Description of the Related Art Conventionally, as a high seat chair base, there is known a seat that can be attached to a frame body by inserting a bottom surface portion of a Japanese-style seat chair (Japanese seat chair) into an opening formed in a rear frame plate portion. (Patent Document 1).

JP 2008-220921 A

However, in a high seat chair pedestal equipped with such a Japanese-style chair, when the seated person sits on the Japanese-style chair and leans against the back of the upper body, the back is bent and supports the upper body, When the leaning method is excessive, there is no support member for supporting the backrest itself, so that it breaks at the connecting portion between the backrest and the bottom portion, and the seated person falls backwards, which is dangerous.
In addition, in the structure where the bottom part of the Japanese-style chair is inserted and fixed in the opening, the fixation of the Japanese-style chair is unstable, and even if the bottom part falls out of the opening, it may fall down and be dangerous Met.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a high-seat chair pedestal that eliminates the problems of the conventional Japanese-style chair, prevents the Japanese-style chair from breaking, and prevents the seated person from falling.

Among the present inventions, the invention described in claim 1 is such that a seat surface portion on which a seated person sits and a backrest portion that leans on the upper body when the seated person sits are connected via a connecting portion that bulges backward. For Japanese seat chairs
A pedestal chair pedestal comprising at least a pedestal capable of installing the seat surface portion and a leg for raising the pedestal to a predetermined height,
A back support receiver is formed at the rear end of the pedestal so as to protrude upward at a rear non-contact position of the back support portion and to contact when the back support portion tilts rearward.

In addition to the invention of claim 1, the invention described in claim 2 is configured such that the backrest receiver has a height of 30 mm or more and 200 mm or less from the seat surface,
The horizontal distance between the apex position of the height of the back rest and the back rest is 100 mm or less (excluding 0 mm).

  The invention described in claim 3 is characterized in that, in addition to the invention described in claim 1 or 2, a fixing means for fixing the Japanese seat chair to the high seat base at the position of the connecting portion is provided. To do.

  The invention described in claim 4 is characterized in that, in addition to the invention described in claim 3, the fixing means is a belt wound around the backrest receiver and the connecting portion. It is.

  The invention described in claim 5 is characterized in that, in addition to the invention described in claim 3, the fixing means is a clamp that clamps the backrest receiver and the connecting portion.

  The invention described in claim 1 is safe because the seated person does not fall down because the Japanese-style chair is prevented from breaking even if the leaning is excessive. In addition, since the shape is simple, the manufacture is easy and the cost can be reduced.

  The invention described in claim 2 can further prevent breakage of the Japanese-style chair.

  In the invention described in claim 3, the Japanese-style chair is firmly attached, and the breakage of the Japanese-style chair can be further prevented. In addition, in a state where the seated person is seated, the seated person is not touched and is comfortable.

  The inventions described in claims 4 and 5 have a simple structure and are easy to mount and remove.

(A) shows the state which mounted the Japanese-style chair on the high chair chair base, (b) is explanatory drawing which shows a high seat chair base. (A) shows the state which fixed the Japanese-style chair to the high seat chair base with the belt, (b) is explanatory drawing which shows the side surface of the state in which the seated person sat down. (A) shows a state where a seated person is seated, and (b) is an explanatory view showing a state where the seated person leans against the back of the upper body. It is explanatory drawing which shows the example of a change of a high seat chair base. It is explanatory drawing which shows the state which mounted the cushion on the Japanese-style chair. It is explanatory drawing which shows the example of a change of a fixing means. It is explanatory drawing which shows the example of a change of a fixing means.

  Hereinafter, an embodiment of a high chair chair base according to the present invention will be described in detail with reference to the drawings.

  FIG. 1 is an explanatory view showing a state where a Japanese-style chair is placed on a high chair chair base. FIG. 2 is an explanatory view showing a state in which the Japanese-style chair is fixed to the high-chair pedestal with a belt. FIG. 3 is an explanatory view showing a state where a seated person is seated and the upper body leans against the backrest.

First, as shown in FIG. 1 (a), the high chair pedestal 1 raises the Japanese-style chair 10 to a predetermined height from the floor surface. As shown in FIG. The rear end side of the pipe material bent into a quadrangular shape is projected upward in a curved shape to form a back support 3 having a trapezoidal frame shape when viewed from the front, and the seat surface portion 11 of the Japanese-style chair 10 can be placed. The pedestal 2 and the legs 4 and 5 are fixed to the pedestal 2 while standing vertically.
In addition, the Japanese-style chair 10 is an L-shaped chair in which a seat surface portion 11 on which a seated person sits and a back support portion 12 curved in a U-shape are connected via a connecting portion 13 that bulges backward. It is.

  In this case, as shown in FIG. 2 (a), there is provided a fixing means 8 comprising a belt 6 wound around the back support 3 and the connecting portion 13 and a buckle 7 for fastening both ends of the belt 6. May be. As shown in FIG. 2 (b), the fixing means 8 is attached to the connecting portion 13. When the belt 6 is wound around the connecting portion 13 and the backrest receiver 3 and fastened with the buckle 7, the Japanese seat 10 Is fixed to the high chair chair base 1 by the fixing means 8. On the other hand, when removing the Japanese-style chair 10 from the high-chair pedestal 1, the procedure is reversed.

Prevention of breakage of the Japanese-style chair 10 mounted on the high-chair chair base 1 configured as described above is performed as follows.
First, as shown in FIG. 1A, the seat surface portion 11 of the Japanese-style chair 10 is installed on the pedestal 2 of the high chair pedestal 1 shown in FIG. Thereafter, as shown in FIG. 3A, when the seated person 30 sits on the seating surface portion 11, the back (upper body) of the seated person 30 comes into contact with the backrest portion 12.
From this state, when the seated person 30 leans further on the upper body in the direction indicated by the arrow, the backrest 12 is bent backward. When the upper body is leaned back further, as shown in FIG. 3 (b), the base portion of the back pad 12 comes into contact with the back pad 3, and the back pad 12 does not bend further backward. Here, as shown in FIG. 2 (b), the height H of the back support 3 is 30 mm or more and 200 mm or less from the seating surface of the base 2, and the horizontal direction between the apex position of the back support 3 and the back support 12. The distance L is preferably 30 mm or less at a position where the height H is about 30 mm, and is preferably 100 mm or less at a position where the height H is about 200 mm.

  The high seat chair base 1 configured as described above protrudes upward at a rear non-contact position of the backrest 12 at the rear end of the base 2, and a backrest receiver that comes into contact when the backrest 12 tilts backward. By forming 3, even if the seated person 30 leans too much, the Japanese seat 10 is prevented from being broken, so that the seated person 30 does not fall down and is safe. In addition, since the shape is simple, the manufacture is easy, and the cost can be reduced. In particular, by forming the back rest receiver 3 in a trapezoidal frame shape when viewed from the front, the external force is dispersed by the contact of the back rest portion 12 to the back rest receiver 3 being performed not by point contact but by line contact, The breakage of the Japanese-style chair 10 can be further prevented.

  In addition, the back support receiver 3 has a height of 30 mm or more and 200 mm or less from the seat surface 2, and the horizontal distance L between the apex position of the height of the back support receiver 3 and the back support section 12 is 100 mm or less (0 mm It is possible to further prevent the Japanese chair 10 from being broken.

  Furthermore, by providing the fixing means 8 for fixing the Japanese seat 10 to the high chair pedestal 1 at the position of the connecting portion 13, the Japanese seat 10 is firmly fixed to the high seat pedestal 1. It becomes possible to further prevent breakage of the seat 10. In addition, when the seated person 30 is seated, the seated person 30 is not touched and is comfortable.

  Further, since the fixing means 8 is the belt 6 wound around the back rest receiver 3 and the connecting portion 13, the structure is simple and the fixing / removing operation is easy.

  In addition, the high chair chair base according to the present invention is not limited to the above-described embodiment, and the shape, size, etc. of the base, the legs, and the back support portion are within the scope of the present invention. It can be changed as appropriate.

  For example, in FIG. 1 (b), the high chair chair base 1 is formed by bending a metal pipe material, but it is not always necessary to use such a material. As shown in FIG. It is good also as the high seat chair base 25, and it can change suitably.

  In addition, as shown in FIG. 5, a seat cushion 21 may be placed on the seat portion 11 of the Japanese-style chair 10 and seated.

In addition, the fixing means 8 is configured to wind the belt 6 and fasten it with the buckle 7, but may be configured to be clamped with a clamp. In this case, as shown in FIG. 6, the fixing means 38 has a simple structure because the back support 3 and the connecting portion 13 are clamped, and the fixing / removing operation is easy.
Specifically, the locking piece 36 of the fixing bar 35 is rotatably locked to one of the curved portions of the backrest receiver 3, and after rotating in the direction indicated by the arrow, after contacting the connecting portion 13, The corner catch clip 37 at the front end is locked to a clip piece (not shown) provided on the back support receiver 3 side, and the back support receiver 3 and the back support part 13 are fixed integrally.
Further, the fastening of the belt 6 does not need to be performed by the buckle 7, but may be performed by a hook-and-loop fastener, and can be appropriately changed.
In addition, in the state shown in FIG. 1A, a structure may be adopted in which a bolt is inserted from the front side and screwed into the back support 3 to fix the connecting portion 13 integrally.

  Further, as shown in FIG. 7, the backrest receiver 3 may be bent at a right angle. In this case, it is necessary to provide a gap between the bulging portion of the connecting portion 13 and the curved portion of the backrest receiver 3 so that the backrest portion 12 can be bent backward. Therefore, after the movement preventing member 40 is installed between them, the belt 6 is wound and fastened with the buckle 7, and is held together with the back support 3 and the connecting portion 13.

  1 .... High seat chair base 2 .... Pedestal 3 .... Backrest receiver 4 .... Leg 5 .... Leg 6. Belt ... 7 Buckle 8 ... Fixing means 10 .... Japanese seat Chair, 11 ... Seat surface, 12. Back support, 13. Connection part, 20 ... Japanese seat chair, 21 ... Cushion, 25 ... Japanese seat chair, 30 ... Seated, 35 .. Fixing bar, 36 .. Locking piece, 37 .. Corner catch clip, 38 .. Fixing means, 40.

Claims (5)

For a Japanese-style chair that connects a seat surface part on which a seated person sits and a backrest part that leans on the upper body when the seated person sits down via a connecting part that bulges backward,
A pedestal chair pedestal comprising at least a pedestal capable of installing the seat surface portion and a leg for raising the pedestal to a predetermined height,
A high-seat chair pedestal, wherein a backrest support that protrudes upward at a rear non-contact position of the backrest portion and contacts when the backrest portion tilts rearward is formed at a rear end of the pedestal. The backrest receiver has a height of 30 mm or more and 200 mm or less from the seating surface,
The high-seat chair pedestal according to claim 1, wherein a horizontal distance between a vertex position of the height of the back rest and the back rest is 100 mm or less (excluding 0 mm).   The high seat pedestal according to claim 1 or 2, further comprising fixing means for fixing the Japanese chair to the high chair pedestal at the position of the connecting portion.   The high-seat chair base according to claim 3, wherein the fixing means is a belt wound around the backrest receiver and the connecting portion.   The high-seat chair base according to claim 3, wherein the fixing means is a clamp that clamps the backrest receiver and the connecting portion.

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