CN105996516A

CN105996516A - Public chair

Info

Publication number: CN105996516A
Application number: CN201610526518.8A
Authority: CN
Inventors: 庾萍
Original assignee: Guilin University of Electronic Technology
Current assignee: Guilin University of Electronic Technology
Priority date: 2016-07-05
Filing date: 2016-07-05
Publication date: 2016-10-12
Anticipated expiration: 2036-07-05
Also published as: CN105996516B

Abstract

The invention discloses a public chair which comprises a plurality of left and right side-by-side seats. Each seat comprises a front seat plate and a rear seat plate, wherein the front seat plate and the rear seat plate are connected through a synchronous vertical turnover mechanism, the corresponding seat plates of the adjacent seats are connected through lagging side turnover mechanisms, the front and rear seat plates are oppositely turned upwards to the upper limit position of the free state under the action of a return spring, and the front and rear seat plates are turned downwards to the lower limit position of the corresponding seat in a back-to-back mode; the downward-turning seat plate of the certain seat drives the seat plates on the two sides to be lagged and turned downwards, and the closer the seat plate of the seat gets to the seat plates on the side faces, the larger the downward-turning angle is. When the public chair is in use and a person sits on one seat, the front and rear seat plates of the other seats will be opened by different angles, an inviting posture is formed, it seems like hand waving for indicating companions to have a seat, friendly information is sent out, and the closer the person gets to the seat, the larger the opening angle of the front and rear seat plates is.

Description

A kind of public chair

Technical field

The present invention relates to communal facility, be specially a kind of public chair.

Background technology

As the public places such as park, street, market, hospital, station, harbour generally use public chair For people's waiting and rest, the type of described public chair uses monolithic seat and multidigit seat, again mostly It is divided into without backrest and has backrest seat.

Monolithic seat has certain length, and middle without seat division, people can out of order disorderly sit.

Multidigit seat is to have carried out seat division on the basis of monolithic seat, generally uses seat segmentation or adopts Splitting seat with handrail, use in the senior multidigit seat of handrail, the seat board at each independent seat is to turn over Turn.

Above-mentioned seat is persevered for several decades as if it were one day unalterable, lacks new meaning, causes the aestheticly tired of people.

Summary of the invention

In the face of present situation, the present invention proposes a kind of unique innovation, peculiar public chair.

One public chair of the present invention, its technical scheme includes multiple seats side by side, left and right, different It is on each seat, to include forward and backward seat board, between forward and backward seat board, spins upside down mechanism even by synchronization Connect, connected by lag side switching mechanism between the corresponding seat board of adjacent seats, under return spring effect, Forward and backward seat board mutually upwards turns over the upper limit position in free state, overcomes the active force of return spring, front, Turn under back seat plate is opposing in the lower limit position taken a seat；A certain taking a seat down turns over the seat board of seat board drive both sides Turn under delayed certain angle, and the closer to the side seat board of seat board of taking a seat, turn over angle under it the biggest.

Described synchronization spins upside down a kind of structure of mechanism and includes forward and backward rotating shaft and forward and backward intermeshing Gear, the inner of forward and backward seat board is fixedly installed in forward and backward rotating shaft respectively, and forward and backward gear is solid respectively Dingan County is contained in forward and backward rotating shaft.

A kind of structure of described lag side switching mechanism includes being located at the inner radial direction driving lever of a seat board and being located at The axle of another seat board the inner is to pin, and described driving lever is placed between forward and backward pin, forward and backward gear The central angle number of degrees between bar are the number of degrees turned under a seat board another seat board delayed.

Conventional is set to, and starts to the left or to the right from middle seat, stagnant between adjacent seat board on each seat Rear side switching mechanism by the most equidistantly shifting to install, the delayed rollover that middle seat is left and right Rotation mechanism positional symmetry.

Beneficial effects of the present invention:

One public chair of the present invention in use, when have sit down on a people seat wherein time, other The forward and backward seat board at seat can follow into opening of different angles, is formed and invites attitude, such as signal of waving Companion takes a seat, and expresses friendly information, the closer to the seat of seated position, the angle that forward and backward seat board is opened Spend the biggest.

Accompanying drawing explanation

Fig. 1 is the structural representation of one embodiment of the present invention.

Fig. 2 is the structural representation of another embodiment of the present invention.

Fig. 3 is the structural representation of synchronous turnover mechanism in Fig. 1, Fig. 2 embodiment.

Fig. 4 is the installation site figure of return spring in Fig. 1, Fig. 2 embodiment.

Fig. 5 is the structural representation of lag side switching mechanism in Fig. 1, Fig. 2 embodiment.

Figure number identifies: 1, seat board；2, seat frame；3, foot rest；4, rotating shaft；5, return spring；6、 Driving lever；7, pin.

Detailed description of the invention:

Technical scheme is described further by illustrated embodiment below in conjunction with the accompanying drawings.

The technical scheme of a kind of public chair of the present invention includes seven seats that on seat frame 2, left and right is arranged side by side Position, described seat frame 2 is supported by three, left, center, right foot rest 3, each seat includes forward and backward Seat board 1, between forward and backward seat board 1 by synchronization spin upside down mechanism connect, described synchronization is turned over up and down Rotation mechanism includes that forward and backward rotating shaft 4 and forward and backward gear, described rotating shaft 4 pass through the bearing block at two ends in seat Installing in chair frame 2, forward and backward gear fixedly mounts and engages each other in forward and backward rotating shaft 4, front, Inner two of back seat plate 1 is fixedly installed in the two axial ends of corresponding rotating shaft 4 respectively, forward and backward seat board 1 with It is separately installed with the return spring 5 making to turn back position on seat board 1 between seat frame 2, as shown in Figure 1, Figure 2, schemes 3, shown in Fig. 4.

Connected by lag side switching mechanism between the fore beam 1 of adjacent seats or between back seat plate 1, institute Stating lag side switching mechanism and include that radially driving lever 6 and axle are to pin 7, described driving lever 6 is by one Ring set is fixedly installed on the inner corresponding axle head of a seat board 1, and forward and backward pin 7 is solid by another ring set Dingan County is loaded on the inner corresponding axle head of another seat board 1, and described driving lever 6 is placed between forward and backward pin 7, The central angle number of degrees between forward and backward pin 7 be the number of degrees that turn over for 1 time of a seat board 1 another seat board delayed (no Consider the thickness of driving lever 6)；Start to the left or to the right from middle seat, on each seat between adjacent seat board 1 Lag side switching mechanism by the most equidistantly shifting to install, the lag side that middle seat is left and right Switching mechanism positional symmetry, as shown in Figure 1, Figure 2, Figure 5.

The occupation mode of the present invention:

1, when the free state that nobody takes a seat, the forward and backward seat board 1 at each seat is at the work of return spring 5 Under with, forward and backward seat board 1 phase upwards turns to the upper limit position of seat frame 2, and forward and backward seat board 1 is formed Low-angle angle.

2 as it is shown in figure 1, have people when taking a seat in left and right two ends, and external force overcomes the effect of return spring 5, The lower limit position of seat frame 2, forward and backward seat board 1 is turned under the forward and backward seat board 1 of position of making to take a seat is opposing Between formed maximum the angle number of degrees, due to the effect of lag side switching mechanism, between seat, left and right two ends The forward and backward seat board 1 at other seats turned over down and opened, and from outer to inner, each seat forward and backward The angle number of degrees that seat board is formed after turning over for 1 time are gradually reduced.

3 as in figure 2 it is shown, there is people only when left end is taken a seat, and external force overcomes the effect of return spring 5, makes Turn to the lower limit position of seat frame 2 under the forward and backward seat board 1 of position of taking a seat is opposing, forward and backward seat board 1 it Between form the angle number of degrees of maximum, and from outer to inner, second, third, the forward and backward seat board at the 4th seat 1 the most opposing under turn over, between forward and backward seat board 1 formed the angle number of degrees be sequentially reduced, the five, the 6th, Do not rested on nobody fall by the effect of lag side switching mechanism between the forward and backward seat board 1 at the 7th seat The free state of seat.

4, having people only when middle seat is taken a seat, external force overcomes the effect of return spring 5, makes position of taking a seat Turn under forward and backward seat board 1 is opposing the lower limit position of seat frame 2, be formed between forward and backward seat board 1 The big angle number of degrees, from middle seat other seats to the left and to the right, forward and backward seat board 1 is by phase successively Turn under the back of the body, and the angle number of degrees formed between forward and backward seat board 1 are sequentially reduced.

Claims

1. a public chair, including multiple seats side by side, left and right, it is characterised in that: each seat On include forward and backward seat board (1), forward and backward seat board spins upside down machine by synchronization between (1) Structure connects, and is connected by lag side switching mechanism between the corresponding seat board (1) of adjacent seats, is returning Under the effect of position spring (5), forward and backward seat board (1) upwards turns over the upper limit position in free state mutually, Overcome the active force of return spring (5), turn in the spacing position taken a seat under forward and backward seat board (1) is opposing Put；A certain take a seat down turn over seat board (1) drive both sides seat board (1) delayed under turn over, and the closer to Take a seat the side seat board (1) of seat board (1), turn over angle under it the biggest.

A kind of public chair the most according to claim 1, it is characterised in that: in described synchronization Lower switching mechanism includes forward and backward rotating shaft (4) and forward and backward pitch wheel, forward and backward seat board (1) the inner is fixedly installed in forward and backward rotating shaft respectively, and forward and backward gear is respectively and fixedly installed to In forward and backward rotating shaft.

A kind of public chair the most according to claim 2, it is characterised in that: described lag side Switching mechanism includes being located at the inner radial direction driving lever (6) of a seat board (1) and being located at another seat board (1) Inner axle is to pin (7), and described driving lever (6) is placed between forward and backward pin (7), The central angle number of degrees between forward and backward pin (7) are under a seat board (1) another seat board delayed (1) The number of degrees turned over.

A kind of public chair the most according to claim 3, it is characterised in that: from middle seat Starting to the left or to the right, on each seat, the lag side switching mechanism between adjacent seat board (1) is by clockwise Or equidistantly shift to install counterclockwise, the lag side switching mechanism positional symmetry that middle seat is left and right.