CN107080378A - A kind of chair suitable for old man's lethargic sleep - Google Patents

Abstract

The invention discloses a chair suitable for sleeping old people, which includes outriggers on both sides and a backrest that can rotate around a fixed fulcrum. The seat plate is located between the two legs; the end of the seat plate is abutted against a rotating supporting plate for supporting the legs, and there is a spring between the bottom surface of the seat plate and the rotating supporting plate , for when the seat board slides forward under the rotation of the backrest and pushes the rotation support plate, so as to realize the rotation of the rotation support plate in the same direction as the rotation direction of the backrest. The above-mentioned chair can realize the purpose of supporting the legs without deliberate operation by the user.

Description

A chair suitable for drowsy old people

technical field

The invention relates to the field of home furnishing technology, in particular to a chair suitable for drowsy old people.

Background technique

As the name suggests, the elderly seat is to serve the majority of the elderly, and it is universal and extensive. Although there are seats with various functions on the market at present, they are not aimed at the elderly users, and those seats designed for the elderly are seldom.

In the prior art, the seat for the elderly usually only has the function of sitting, and the elderly have other body posture changes when using the seat. Very uncomfortable. In terms of shape, it can be said to be simple and elegant, but the elderly have different physical needs, so the setting of the seat is only to relieve fatigue and provide rest, which cannot meet the various needs of the elderly. As the elderly grow older, their bodies are prone to fatigue and lack of physical strength. They cannot stand often, and they often change various postures so that the whole body can be relaxed.

Contents of the invention

The object of the present invention is to provide a chair suitable for drowsy old people, which can realize the purpose of supporting the legs without the user's deliberate operation.

In order to achieve the above object, the present invention provides a chair suitable for drowsy old people, which includes outriggers on both sides, and a backrest that can rotate around a fixed fulcrum, and the bottom end of the backrest abuts against a horizontally slidable seat plate, and the seat plate is located between the two legs; the end of the seat plate is abutted against a rotating supporting plate for supporting the legs, and the bottom surface of the seat plate is in contact with the rotating supporting plate There is a spring between them, for when the seat board slides forward under the rotation of the backrest and pushes the rotating support plate, so that the rotation direction of the rotating support plate is the same as that of the backrest direction of rotation.

With respect to the above-mentioned background technology, the chair provided by the present invention, when the user's head leans on the headrest, the rotating support plate can be slowly unfolded, and can support the user's feet. At the same time, under the action of the spring, the ejection speed of the rotating support plate is avoided from being too fast, thereby avoiding affecting the user’s drowsy state; since the rotating support plate is controlled by the spring in the non-triggered state, it is located at the bottom of the seat plate , so only when the user's head leans against the headrest, the force of the lever action is greater than the force of the spring, and the rotating support plate will flip and pop up. The spring adopted in the present invention makes the turnover speed of the rotating support plate not very fast, and the speed of lifting the feet will not wake up the user.

Preferably, the top of the backrest has a headrest.

Preferably, the headrest is adjustable in height relative to the backrest.

Preferably, when the backrest is not stressed, the rotating supporting plate is located at the bottom of the seat plate.

Preferably, the length of the rotating support plate is between 1/3 and 2/3 of the length of the seat plate.

Preferably, it also includes a seat cushion for wrapping the seat plate to accommodate the up and down movement of the seat plate, and the seat cushion is fixed between the two legs.

Preferably, armrests are provided at the tops of the two legs.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention, and those skilled in the art can also obtain other drawings according to the provided drawings on the premise of not paying creative efforts.

Fig. 1 is a schematic structural view of a chair suitable for drowsiness of the elderly provided by an embodiment of the present invention;

Fig. 2 is the side view of Fig. 1;

Fig. 3 is a schematic diagram of the structure of the chair in Fig. 1 in an unopened state;

Fig. 4 is a schematic diagram of the structure of the chair in Fig. 1 during opening;

FIG. 5 is a rear view of the headrest of the chair of FIG. 1 .

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In order to enable those skilled in the art to better understand the solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Please refer to Fig. 1 to Fig. 5, Fig. 1 is a structural schematic diagram of a chair suitable for the elderly who is drowsy provided by the embodiment of the present invention; Fig. 2 is a side view of Fig. 1; Fig. 3 is a view of the chair in Fig. 1 in an unopened state Structural schematic diagram; Fig. 4 is a structural schematic diagram of the chair in Fig. 1 during opening; Fig. 5 is a rear view of the headrest of the chair in Fig. 1 .

The present invention provides a chair suitable for drowsy old people, including outriggers on both sides, as shown in Figure 1 and Figure 2 of the specification.

There are two left supporting legs 91 on the left side of the chair, and there are two right supporting legs 92 on the right side of the chair, and the four supporting legs are used for keeping the chair stable relative to the ground; The seat board 20 is used for a user to sit on.

The bottom end of the backrest 1 and the seat plate 20 are against the abutment point 31, and the backrest 1 can rotate around the fixed fulcrum 21, as shown in accompanying drawings 3 and 4 of the specification; that is, when the backrest 1 rotates around the fixed fulcrum 21, The bottom end of the backrest 1 (that is, the abutment point 31) moves upwards, and moves towards the direction of the seat plate 20; Left side movement (taking accompanying drawing 3 and accompanying drawing 4 as example); Of course, in order to ensure that the user sitting on the seat plate 20 rides comfortably, the left and right ends of the seat plate 20 preferably move up and down synchronously; That is, when the seat plate 20 When the right end (that is, the abutment point 31) moves upwards and to the left under the action of the rotation of the backrest 1, the left end of the seat plate 20 should also move upwards and to the left synchronously; , which can be realized by using mechanisms in the prior art, and will not be described in detail herein.

The rotating supporting plate 50 can rotate relative to the supporting fulcrum 41, and the relative position of the supporting fulcrum 41 is fixed; When the left end of the seat plate 20 moves upward and to the left, the seat plate 20 slides upward relative to the rotating supporting plate 50, and under the driving force of the seat plate 20 moving to the left, the rotating supporting plate 50 is rotated to the outside of the chair, and also That is, the rotation direction of the rotating support plate 50 is the same as that of the backrest 1, so that when the user is in a drowsy state, he leans backward on the backrest 1, so that the backrest 1 rotates, and then drives the rotating support plate 50 to rotate outwards for use The purpose of the legs.

To sum up, in order to realize the left end of the seat plate 20 to push and rotate the support plate 50 to rotate, the seat plate 20 should be located below the support fulcrum 41, and there is a certain distance between the seat plate 20 and the support fulcrum 41 in the up and down direction. To ensure the up and down movement of the seat plate 20. Of course, the specific positional relationship between the seat plate 20 and the support fulcrum 41 can be determined according to actual needs, for example: the parameters such as the limit rotation position of the backrest 1 and the limit rotation angle of the rotating support plate 50 can be adjusted appropriately. The positional relationship with the supporting fulcrum 41 will not be described in detail herein.

There is a spring 40 between the bottom surface of the seat plate 20 and the rotating supporting plate 50, as shown in accompanying drawings 3 and 4 of the specification; when the seat plate 20 is not stressed, the spring 40 is in a compressed state, and the rotating supporting plate 50 is tightened on the bottom surface of the seat plate 20; and when the seat plate 20 is rotated under force, the seat plate 20 pushes and rotates the supporting plate 50 to rotate, at this time the spring 40 is stretched, and under the force of the spring 40, it rotates The rotation speed of supporting plate 50 slows down, because the user of chair of the present invention is mainly old people, and old people can't help leaning on backrest 1 when unconsciously drowsy, and backrest 1 rotates, and under the tension force of spring 40 The turning speed of the rotating support plate 50 is not too fast, which avoids unnecessary awakening of the user.

In order to optimize the structure of the chair, the length of the rotating support plate 50 is between 1/3-2/3 of the length of the seat plate 20 . Of course, the rotating supporting plate 50 should not be in contact with the ground under any conditions, so the length of the supporting legs can be properly adjusted.

In order to improve the comfort of the chair, the top of the backrest 1 has a headrest 10 for the head of the user to lean on. The headrest 10 can also be adjusted in height relative to the backrest 1; as shown in Figure 5 of the specification. For the height adjustment of the headrest 10, telescopic rods or other mechanisms in the prior art can be used, and the present invention provides the following preferred implementation manner.

The top of the backrest 1 has an adjustment rod 60, and the adjustment rod 60 is provided with a plurality of installation holes along the up and down direction, and the headrest 10 can be connected with the installation holes respectively, thereby realizing the adjustment of the height of the headrest 10.

A seat cushion 30 can also be provided between the left support leg 91 and the right support leg 92, the seat plate 20 is positioned in the seat cushion 30, the seat cushion 30 maintains a fixed position relative to the legs, and the seat plate 20 can be realized under the effect of the backrest 1. Up and down movement in 30; the tops of the two left legs 91 are connected to the left armrest 81, the tops of the two right legs 92 are connected to the right armrest 82, and the two left legs 91 and the left armrest 81 can be integrally arranged, and the two right The supporting leg 92 and the right armrest 82 can be integrally arranged.

In the above, the fixed fulcrum 21 and the support fulcrum 41 can both be set on the legs. Since the positions of the legs are fixed, the positions of the fixed fulcrum 21 and the support fulcrum 41 remain fixed.

It should be noted that in this specification, relational terms such as first and second are only used to distinguish one entity from several other entities, and do not necessarily require or imply any such relationship between these entities. Actual relationship or sequence.

The chair suitable for the drowsy old man provided by the present invention has been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the present invention, and the descriptions of the above embodiments are only used to help understand the method and core idea of the present invention. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims (7)

1. A chair suitable for drowsiness of the elderly, comprising legs on both sides, characterized in that it also includes a backrest that can rotate around a fixed fulcrum, the bottom end of the backrest is abutted against a seat plate that can slide horizontally, And the seat plate is located between the two legs; the end of the seat plate is abutted with a rotating supporting plate for supporting the legs, and the bottom surface of the seat plate and the rotating supporting plate There is a spring, which is used to slide forward and push the rotating support plate when the seat plate is rotated by the backrest, so that the rotation support plate faces the same direction as the rotation direction of the backrest rotate. 2. The chair of claim 1, wherein the top end of the backrest has a headrest. 3. The chair of claim 2, wherein the headrest is height adjustable relative to the backrest. 4. The chair according to any one of claims 1-3, characterized in that, when the backrest is not stressed, the rotating supporting plate is located at the bottom of the seat plate. 5. The chair according to any one of claims 1-3, characterized in that, the length of the rotating support plate is between 1/3-2/3 of the length of the seat plate. 6. The chair according to claim 4, further comprising a seat cushion for wrapping the seat plate to accommodate the movement of the seat plate up and down, and the seat cushion is fixed between the two legs . 7. The chair according to claim 6, wherein the tops of the two legs are provided with armrests.