Button-free four-way adjusting headrest

Abstract

The invention relates to a button-free four-way adjusting headrest. Two support rods are vertically and symmetrically arranged at the left and right ends of a plastic headrest body part, wherein the lower ends of the support rods extend from the lower parts of a front housing and a rear housing; forward-backward positioning blocks are symmetrically arranged on the two sides of a lug boss on the middle part of the plastic headrest body part in a rotating manner; the ends, close to the lug boss, of the forward-backward positioning blocks are buckled with the lateral surface of the lug boss; vertical springs are arranged in the plastic headrest body part on the rear sides of the upper parts of the support rods; upward-downward positioning pins are arranged on the middle parts of the support rods, and penetrate through the support rods and the vertical springs; upward-downward positioning blocks are arranged on the sides, close to the middle part of the plastic headrest body part, of the support rods; the upper ends of the upward-downward positioning blocks are arranged on the plastic headrest body part in the rotating manner, and the lower ends of the upward-downward positioning blocks are buckled with the lateral surfaces of the support rods; extending parts facing the upward-downward positioning pins are arranged on the middle parts of the upward-downward positioning blocks; the other ends of forward-backward adjusting tension springs are connected with the front housing. The button-free four-way adjusting headrest has the characteristics of simple structure, convenience for operation, attractive appearance, low production cost, simplicity for assembling and the like.

Description

technical field [0001] The invention relates to the technical field of automobile headrests, in particular to a buttonless four-way adjustable headrest. Background technique [0002] When using a general four-way adjustable headrest, it is necessary to unlock the headrest through a button, and then adjust the position of the headrest. The assembly process of this adjustment structure itself is relatively complicated, and the production cost is high. The appearance layout design of pillow is very difficult, in order to solve the above technical problems, it is necessary to design a new structure for adjusting the headrest. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a four-way adjustable headrest without buttons, which has the characteristics of simple structure, easy operation, beautiful appearance, low production cost and simple assembly. [0004] The technical solution adopted by the present invention to s...

AI Technical Summary

Problems solved by technology

[0002] When using a general four-way adjustable headrest, it is necessary to unlock the headrest through a button, and then adjust the position of the headrest. The assembly process of this adjustment structure itself is relatively complicated, and the production cost is high. It is very difficult to design the appearance layout of the pillow. In order to solve the above technical problems, it is necessary to design a new structure for adjusting the headrest.

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