Tension spring type public seat

Abstract

The invention discloses a tension spring type public seat which belongs to the field of public utility and can automatically recover a backrest. The tension spring type public seat comprises support legs, a side support, a seat plate, a movable seat plate, the backrest, a fixture block and a hinge, wherein a cylinder compression bar penetrating through a tension spring is arranged downwards at the end tip part of the movable seat plate, the compression bar is riveted after penetrating through the side support downwards, and a rack is fixedly connected on the end face of the movable seat plate and is meshed with a flywheel gear provided with a triangular closed slideway through a tooth; the front end of a horizontally placed slide bar extends to the slideway, a pin rod at the end tip of the slide bar extends into the slideway, the rear end of the slide bar is articulated with the front end of a rocker slanting downwards, the rear end of the rocker is articulated with the lower end of a support plate rotating around a shaft, the lower end of the tension spring is hung on an articulated shaft at the articulation part, the tension spring goes backwards and upwards to get over the hinge, and the other end of the tension spring is hung on a spring rod arranged near the lower side of the end face of the backrest; the parts arranged on the end face of the seat are bilaterally symmetric. The design is suitable for a public occasion.

Description

technical field [0001] The invention relates to public facilities, in particular to a spring-type public seat. Background technique [0002] In outdoor public activity places, such as parks, playgrounds, leisure sports, etc., in order to meet the needs of people to rest, seats with backrests will be set up. It is generally composed of outriggers, temples, seat boards, and backrests. The seat board is lapped on the temples that are fixedly connected to the left and right ends of the seat with the outriggers. The backrest is generally fixedly connected to the seat board. In a small number of seats, the backrest and the seat board are made of two parts. The way of hinge movable connection, when no one is sitting, the backrest can be turned over and pressed against the seat board to prevent the surface of the seat board from being contaminated by dust or rainwater, so as to affect people's sitting as little as possible, and when necessary, the backrest can be lifted to move the ...

AI Technical Summary

Problems solved by technology

[0002] In outdoor public activity places, such as parks, playgrounds, leisure sports, etc., in order to meet the needs of people to rest, seats with backrests will be set up. It is generally composed of outriggers, temples, seat boards, and backrests. The seat board is lapped on the temples that are fixedly connected to the left and right ends of the seat with the outriggers. The backrest is generally fixedly connected to the seat board. In a small number of seats, the backrest and the seat board are made of two parts. The way of hinge movable connection, when no one is sitting, the backrest can be turned over and pressed against the seat board to prevent the surface of the seat board from being contaminated by dust or rainwater, so as to affect people's sitting as little as possible, and when necessary, the backrest can be lifted to move the seat When the chair is opened and the seat surface is exposed, the seat surface will always be kept clean because it has been covered by the backrest. If you need to sit and rest, you will have to wipe it for a long time, and you will be worried about being unclean. Some people want to sit but wipe it unconditionally, so they reluctantly give up sitting and resting. Even if it is the aforementioned backrest activity setting Seats, because the cover and closure of the backrest to the seat surface rely on the user who gets up and leaves to have an active operation of pressing down the backrest before leaving, but in fact, such seats often Due to the lack of people's active awareness or forgetting or other reasons, the covering function cannot be fully exerted, and it is also difficult to fully meet the purpose of resting for people to sit easily and directly, and it needs to be improved.

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