The back chair is a kind of furniture that many people like. Nowadays, the development of the back chair is becoming more and more diverse. At present, a foldable back chair is gradually entering the public’s field of vision. The folding back chair saves space to a great extent. It also ensures the comfort of people when they are sitting, so let’s take a look at the folding back chair today.
Introduction of folding back chair
1. What is a folding back chair?
The folding back chair includes a seat cushion fabric and a bracket. Each elevation of the bracket is composed of two diagonal bars that intersect with each other and are hinged together. , which is characterized in that the two upper foot plates on the rear facade are provided with slot holes for straight and oblique insertion of the backrest uprights, the two backrest uprights respectively pass through the slots of the upper foot plate, and the lower ends are respectively positioned by the movable sleeves hinged with them. On two adjacent façade sloping bars on the rear façade. The vertical rod takes the slot as the fulcrum, and when the lower end moves on the inclined rod, the angle of upright or inclined will be changed, so as to adjust the angle of the backrest.
2. How to choose a folding back chair?
1. A good computer chair should not only sit comfortably, but also have a high degree of freedom in both vertical and horizontal directions, that is, a large range of adjustment. Choosing a comfortable seat is crucial. A good seat has dual pneumatic functions, which can adjust the height of the chair and the pitch angle of the seat back.
2. When purchasing, you can sit down and feel whether the back of the chair is moderately soft and hard, whether the curve of the back of the chair fits the curvature of the human spine, fully supports the back, whether the waist can relieve the excessive pressure load on the back, and ensure the correct sitting posture; Whether the seat is wide and thick and fully supported can not only reduce the impact force generated by the body weight when the body sits down, but also relieve the pressure on the buttocks when sitting at the desk for a long time, relax the body and mind, and improve work efficiency. At the same time, pay attention to the selection of casters: whether it is safe and smooth, whether it can rotate freely on the carpet, and whether the plastic texture of the roller is too hard to damage the floor.
3. First, adjust the table or workbench to the appropriate height according to the nature of the work. Because, different table heights have different requirements for the placement of the chairs, and sometimes it is even necessary to change a chair. Once the height of the table is fixed, the height of the seat can be adjusted using the table and height as a “reference”.
Well, we will introduce the folding back chair here first. The back chair was produced in the Southern and Northern Dynasties, and it was more commonly used after the Tang Dynasty. The styling feature of the back chair is that the back has no armrests, and the back is not headed. my country’s back chair has a long history of development, and the prospect is also good at present, and the folding back chair will be more and more popular among people.
