CN204889287U - chair with adjustable backrest - Google Patents

Abstract

The utility model relates to a chair with an adjustable chair back, which comprises supporting legs, a seat plate and a chair back; the novel chair is characterized in that a frame body is arranged on the depending surface of the chair back, a latticed cover net wraps the frame body, a storage space is arranged between the frame body and the chair back, sliding grooves are formed in two sides of the chair back, sliding blocks matched with the sliding grooves are arranged on the frame body, the frame body is made of plastic, a memory sponge wraps the outer layer of the frame body, the cover net is an elastic cover net, the sliding grooves are T-shaped sliding grooves, the storage space distance between the frame body and the chair back is 8cm-15cm, the upper end and the lower end of the frame body are connected with two sides of the frame body through frame rods, the frame rods are arc. The utility model discloses a set up the support body and let the chair whole more comfortable, the filler also can be placed as required to the thing blank of putting between support body and the back of the chair in addition, and the spout can easily be installed the support body or take off with slider connected mode to "T" shape spout is connected closely, can not produce not hard up, and elastic cover net can let the waist laminate more when leaning on.

Description

chair with adjustable backrest

technical field

The utility model relates to a chair, in particular to a chair whose back can be adjusted.

Background technique

Chairs are indispensable equipment in daily life and office, but the backs of existing chairs are generally either hard or soft, but the needs of people in existing jobs or families are different for the backs of chairs, and the existing chairs cannot be adjusted according to needs. Adjust the back of the chair, and many people who work will suffer from lumbar muscle strain and other diseases after sitting for a long time. There are also many people who often suffer from cold in the waist, which has poor blood circulation in the waist, causing back pain, which makes people unable to concentrate. Serious work will have a serious impact on work, but the existing chairs cannot solve this problem.

Utility model content

Aiming at the deficiencies in the prior art, the utility model provides a chair which can adjust the softness and hardness of the chair back, and can also place required items on the chair back to keep the waist and back warm.

In order to achieve the above object, the utility model is achieved through the following technical solutions: a chair with an adjustable backrest, including outriggers, a seat board and a chair back; , the frame body is wrapped with a grid-shaped cover net, there is a storage space between the frame body and the chair back, there are chute on both sides of the chair back, and the frame body is provided with a sliding chute suitable for the chute. piece.

The aforementioned chair with adjustable backrest is characterized in that the frame body is made of plastic.

The aforementioned chair with an adjustable backrest is characterized in that the outer layer of the frame is wrapped with memory foam.

The aforementioned chair with an adjustable backrest is characterized in that the cover net is an elastic cover net.

The aforementioned chair with an adjustable backrest is characterized in that the chute is a "T"-shaped chute.

The aforementioned chair with an adjustable backrest is characterized in that the distance between the frame and the backrest for storage is 8cm-15cm.

The aforementioned chair with an adjustable backrest is characterized in that the upper and lower ends of the frame body are connected to both sides of the frame body through frame rods.

The aforementioned chair with an adjustable backrest is characterized in that the frame rod is an arc-shaped rod, and the convex surface is close to the direction of the chair back.

By means of the above-mentioned technical scheme, the beneficial effect of the utility model is: the utility model can allow people to decide whether to take off the frame body according to needs when choosing a seat by setting the frame body and the cover net on the back of the chair, and the frame body and the The storage space between the chair backs can also be filled with fillers as needed, so that the waist can be kept warm or cooled, making work or life more comfortable. The installation and connection of the chute and the slider can easily install or remove the frame, and The "T"-shaped chute is tightly connected and will not loosen. The frame body is wrapped with memory foam in a plastic box to make it more comfortable to use. The elastic net can make the waist fit better when leaning on it.

Description of drawings

The utility model is described in detail below in conjunction with accompanying drawing and specific embodiment;

Fig. 1 is a structural schematic diagram of a chair with an adjustable backrest according to the present invention.

Fig. 2 is a schematic diagram of the frame structure of a chair with an adjustable backrest according to the present invention.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

As shown in Figures 1 and 2, a chair with an adjustable back includes legs 1, a seat board 2 and a chair back 3; Wrapped with a grid-shaped cover net 5, a storage space 6 is provided between the frame body 4 and the chair back 3, and chute 7 is provided on both sides of the chair back 3, and the frame body 4 is provided with The slider 8, the chute 7 and the slider 8 are installed and connected so that the frame body 4 can be easily installed or removed. The frame body 4 is made of plastic, and the outer layer of the frame body 4 is wrapped with memory foam 9. The cover The net 5 is an elastic cover net, and the chute 7 is a "T"-shaped chute, and the "T"-shaped chute is closely connected without loosening. The distance between the frame 4 and the storage space of the chair back 3 is 6 8cm-15cm, the upper and lower ends of the frame body 4 are connected to both sides of the frame body 4 through the frame rod 10, the frame rod 10 is an arc rod, and the raised surface is close to the direction of the chair back 3.

When the utility model is used, the frame body 4 is installed through the chute 7, the chute 7 is closely connected with the slider 8, and there will be no looseness, and the cover net 5 can play a heat dissipation effect, and it can also be placed in the storage space 6 if it is cold Need items to keep warm, the elastic cover net can make the waist more fit and comfortable when leaning on the waist, the curved frame rod conforms to the ergonomics, and will not pad the user.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (8)

1. A chair with an adjustable backrest, comprising legs, a seat board and a chair back; It is characterized in that, the back of the chair is provided with a frame body on the back surface, and the frame body is wrapped with a grid-shaped cover net, so A storage space is provided between the frame body and the chair back, chute is provided on both sides of the chair back, and a slide block adapted to the chute is provided on the frame body. 2. The chair with an adjustable backrest according to claim 1, wherein the frame body is made of plastic. 3 . The chair with adjustable backrest according to claim 2 , wherein the outer layer of the frame is wrapped with memory foam. 4 . 4 . The chair with an adjustable backrest according to claim 1 , wherein the cover net is an elastic cover net. 5. The chair with an adjustable backrest according to claim 1, wherein the chute is a "T"-shaped chute. 6 . The chair with adjustable backrest according to claim 1 , wherein the distance between the frame body and the backrest is 8cm-15cm. 7 . The chair with adjustable backrest according to claim 6 , wherein the upper and lower ends of the frame body are connected to both sides of the frame body through frame rods. 8 . The chair with adjustable backrest according to claim 7 , wherein the frame rod is an arc-shaped rod, and the convex surface is close to the direction of the chair back.