Seat back and seat

Abstract

The invention discloses a seat back and a seat, the seat back comprises a back support main body, the back support main body is a frame type structure, and the back support main body comprises an upper back frame located at the upper part and a lower back frame located at the lower part; the upper back frame comprises back side rods located on the left side and the right side respectively, and the lower back frame comprises a mounting part at the bottom and supporting rods extending upwards from the mounting part to the left side and the right side respectively. The upper back frame and the lower back frame are of an integrated structure, and the supporting rods incline from the bottoms of the back side rods to the lower rear portion. The elastic side connecting rod is configured to be detachably connected with the back side rod; an inserting tongue is arranged on one of the back side rod or the elastic side connecting rod, and an inserting groove is correspondingly formed in the other of the upper back side rod or the connecting side rod; the elastic side connecting rods and the back side rods are vertically inserted and matched and are fixedly connected through screws, and the screws are configured to penetrate backwards from the front side of the chair back assembly. The elastic side connecting rods are detachably connected with the back side rods, so that split packaging is facilitated, the transportation cost is saved, and connection is rapid and convenient.

Description

technical field [0001] The invention relates to the field of seating, in particular to a seat back and a seat. Background technique [0002] As an indispensable product in office furniture, office chairs are loved by consumers because of their good practicability. And the modern office environment emphasizes the comfort of use; in the sitting position, it is also hoped that the seat is not always fixed, and can be changed accordingly with the dynamic posture of the body, ensuring human comfort and health. At present, the seat and the back of the office chair on the market usually have a forward or backward adjustment function, and the seat and the back can move in the front and rear directions to meet the user's dynamic sitting posture and improve the user's comfort. However, the seat back of this seat structure is connected to the rear end of the base, and the seat is connected to the top of the base; the movement between the seat back and the seat is independent of each o...

AI Technical Summary

Problems solved by technology

The seat back of the seat is connected to the base, and the lower end of the seat back is extended and connected to the rear end of the seat; although the seat back and the seat can produce a linkage relationship when tilting; The one-piece structure leads to the need to transport the seat back as a whole during transportation, which makes the packaging volume larger, especially in long-distance transportation, which will lead to a greater increase in packaging and transportation costs

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