CN2089278U - Height adjustable health care chair - Google Patents

Abstract

The utility model relates to a simple seat height adjustable chair which can satisfy the requirements of people in whole age span from infants to adults with different heights for seat heights and matches with the height of a table top. The simple seat height adjustable chair is composed of a chair frame, a chair seat and a foot board, wherein, the chair frame is composed of a base, side boards which are stood in parallel and are supported on the base, connecting rods which are arranged among the side boards and a back rest. The inner sides of the parallel side board are provided with slot-shaped jacks which are distributed in parallel in a high-low mode. The chair seat and the foot board can be optionally inserted into the jacks to adjust the seat heights by utilizing the adjusting principle of inserting boards. When the simple seat height adjustable chair is used by infants, protecting frames are assembled among the parallel side boards.

Description

Height adjustable health care chair

The utility model relates to a kind of chair, relates to the chair of a kind of vertically adjustable seat height or rather.

The adjustable chair of a kind of simple seat height is arranged in the prior art,, constitute by the chevron shaped forward and backward chair pin and the seat support that connect with H shape steel nail as Chinese patent CN89216470.0 " height adjustable back chair ".Because the inboard connection at the both sides of seat support and front chair leg, back chair pin has the zigzag groove accordingly, and makes seat support just adjustable.

Though this design is simple, the scope of adjusting is still limited, only can satisfy adult's requirement high to seat of different heights.

The purpose of this utility model is the adjustable chair of design a kind of simple seat height, can adapt to from the child to the whole age span of being grown up the requirement high of different heights to seat.Along with child grow up in the variation of age, height, sitting height, adjust the height of seat support and suitable simply, thereby also be a kind of nursing chair with the desktop of different height.

Height adjustable nursing chair in seat is made of chair frame and seat support.Wherein chair frame by base, be supported on the parallel side plate that erects on the base, connecting rod and backrest between parallel side plate formed.Because the socket of the parallel distribution of height is arranged on the medial surface of chair frame parallel side plate, and seat support can insert in these sockets with arbitrary height.Other has the pedal also can be according to different heights, the high requirement of seat to insert in these sockets in order to support foot with respect to any distance of seat support.Because the seat board of employing plate Principles of Regulation and pedal all can be heightened between the chair frame biside plate simply and turn down; make various ages can use and be seated per capita comfortable; between the chair frame parallel side plate, assemble fender bracket when the child uses temporarily, play the safeguard protection effect.

Describe the utility model in detail below in conjunction with the embodiment accompanying drawing.

Accompanying drawing 1. nursing chair three-dimensional appearance schematic diagrames.

The perspective view of accompanying drawing 2. nursing chair chair frame side plates.

The perspective view of accompanying drawing 3. nursing chair chair frame bases.

The assembly structure schematic diagram of accompanying drawing 4. nursing chair chair frame backrests and side plate, base.

Accompanying drawing 5. nursing chair chair frame side plates and connecting rod assembly structure schematic diagram.

Accompanying drawing 6. nursing chair chair frame side plates and fender bracket assembly structure schematic diagram.

The use schematic diagram of accompanying drawing 7. nursing chair is made up of Fig. 7-1,7-2,7-3.

Referring to accompanying drawing 1, nursing chair is made up of seat support 1, pedal 2 and ㄥ shape chair frame.Two metal connecting rods 3 are with two side plate 4 secured in parallel; two base supports 5 connect into I-shaped base with link 6 and are supporting biside plate 4 and tilting to erect; 4 of biside plates are fixed with backrest 7 and fender bracket 8, and side plate 4, base (5,6), backrest 7, metal connecting rod 3 constitute chair frame.The socket 9 of the parallel distribution of height is arranged on the medial surface of chair frame biside plate 4, and seat support 1 and pedal 2 can insert in these sockets 9 with arbitrary height.

Accompanying drawing 2 is depicted as the stereochemical structure signal of chair frame side plate 4 in the accompanying drawing 1; figure mesopore a, b are the connecting hole of side plate 4 and backrest 7; fender bracket 8 can insert among the rectangular channel c of side plate 4 fixing; hole d, e are the connecting hole of side plate 4 and metal connecting rod 3; fixing among the rectangle eye f of base support 5 insertion side plates 4; socket 9 on the side plate 4 both can have been done concavity semi-circular groove as shown in the figure, also can make convex guide rail.

Accompanying drawing 3 is depicted as the stereochemical structure signal of chair frame base, and base support has tenon on the 5 front end inclined-planes, to insert among 4 f of side plate and to make the side plate 4 that erects tilt fixing.

Accompanying drawing 4 is depicted as the support 5 of chair frame base and I-shaped connection, the backrest 7 of link 6 illustrated with the assembly structure of side plate 4.Backrest 7(or base link 6) with side plate 4(or base support 5) between fixedly connected by screw 10, wood screw 11, iron plate 12,13 is pad.

The side plate of nursing chair chair frame shown in the accompanying drawing 54 illustrates that with the assembling of metal connecting rod 3 metal connecting rod 3 adopts the hollow pipe that the spiral shell button is arranged in the two ends, and 10 is that screw, 13 is pad among the figure.

Accompanying drawing 6 is depicted as fender bracket 8 and illustrates with the plug-in type assembling of side plate 4.

Accompanying drawing 7-1,7-2,7-3 show the use-case of nursing chair respectively; difference according to age, height, sitting height; seat support, pedal are inserted in the socket of suitable height side plate, also can without pedal shown in accompanying drawing 7-3, then will use fender bracket shown in accompanying drawing 7-1 the child.

In the enforcement, pedal 2 should be longer than seat support 1, is accustomed to the pin that protracts with supporting seat people.The both sides peripheral shape of seat support and pedal should match with recessed (protruding) shape of socket on the side plate.

The utility model embodiment is except that metal connecting tube, and remaining part all can adopt timber to make, and is linked and packed integral body by screw, wood screw, and cost is low, and adjustable extent is big and control method simple, convenience, provides the most important condition to keeping correct sitting posture.

Claims (2)

1, height adjustable chair in a kind of seat is made of chair frame and seat support, wherein chair frame by base, be supported on the parallel side plate that erects on the base, connecting rod and backrest between parallel side plate formed, it is characterized in that:

1). the socket of the parallel distribution of height is arranged on the medial surface of described chair frame parallel side plate, can insert seat support,

2). also comprise the tabular pedal, can insert in the socket on the parallel side plate medial surface,

3). also comprise the fender bracket that can temporarily be assemblied between parallel side plate.

2, the adjustable chair in a kind of seat according to claim 1, the parallel side plate that it is characterized in that described chair frame are to tilt to be supported on the base of chair frame.

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