CN209553002U - A kind of bus seat - Google Patents

Abstract

The utility model discloses a kind of bus seats, including backrest and pedestal；Pedestal includes seat frame and the laterally symmetric pedestal connecting plate for being set to seat frame both ends；Backrest includes backrest connecting plates be correspondingly arranged with pedestal connecting plate, positioned at backrest two sides；Backrest connecting plate corresponding pedestal connecting plate in side is connected by power-assisted spring, and the other side is connected by seat back-rest angle regulating mechanism；Seat back-rest angle regulating mechanism in the unlocked state when, backrest connecting plate under the action of power-assisted spring toward and away from pedestal connecting plate rotate；In lockup state, the angle between backrest connecting plate and pedestal connecting plate is locked seat back-rest angle regulating mechanism.When the bus seat can avoid currently employed gas spring adjusting passenger car backrest angle, situations such as passenger car backrest angular adjustment caused by gas leakage not in place, seat back shakes and seat back angle failure of adjustment, occurs for gas spring, and effectively increases safety when adjusting passenger car backrest angle.

Description

A kind of bus seat

Technical field

The utility model relates to auto manufacturing technologies, and in particular to a kind of bus seat.

Background technique

The demand degree gone on a journey and comfortably gone on a journey with the raising of the development of automobile the relevant technologies and economic life level, safety It steps up, takes car trip as one of main trip mode at this stage, the safety of bus seat, comfort level and just Benefit directly affects the trip experience of occupant.

Safety, comfort level and convenience etc. to reach bus seat require, and improve the trip experience of occupant, each visitor Depot quotient in terms of bus seat is improved and is promoted have its necessity and urgency.

Existing bus seat has the disadvantage that

The current main regulatory function that passenger car backrest angle is realized using gas spring, however, gas spring is easy to happen Gas leak phenomenon thereby results in passenger car backrest angular adjustment not in place, seat back shakes or seat back angle and adjusts The case where influences such as failure use, and gas spring bearing load is limited, and gas spring adjusts the safety of passenger car backrest angle Property is unable to get effective guarantee.

Utility model content

The utility model provides a kind of bus seat, when solving the existing adjusting passenger car backrest angle using gas spring Because gas spring, which is easy to happen gas leak phenomenon, influences use the problem of and the problem of safety is unable to get effective guarantee.This reality A kind of bus seat is provided with novel, comprising: backrest and pedestal；

The pedestal includes seat frame and the laterally symmetric pedestal connecting plate for being set to the seat frame both ends；It is described to lean on knapsack Include backrest connecting plates being correspondingly arranged with the pedestal connecting plate, positioned at the backrest two sides；Side backrest connecting plate and its Corresponding pedestal connecting plate is connected by power-assisted spring, and the power-assisted spring applies toward and away from the bottom backrest connecting plate The elastic force of seat connecting plate rotation, the corresponding pedestal connecting plate of other side backrest connecting plate are adjusted by seat back angle Mechanism connection；The seat back-rest angle regulating mechanism has unlocked state and lockup state；The seat back angle is adjusted Mechanism in the unlocked state when, the backrest connecting plate is under the action of the power-assisted spring toward and away from the pedestal connecting plate Rotation；The seat back-rest angle regulating mechanism is in lockup state, between the backrest connecting plate and the pedestal connecting plate Angle locked.

Optionally, the seat back-rest angle regulating mechanism include: angle adjustor, angle adjustor solution lock support, unlock bracing wire with And pullswitch mechanism；The backrest connecting plate is connected by the angle adjustor and pedestal connecting plate rotation；The angle modulation Device solution lock support is connect with the unlock bracing wire, and the angle adjustor solution lock support occurs under the pulling force effect of the unlock bracing wire Rotation, when rotation angle, which reaches the angle adjustor critical index locking angle, to be spent, the angle adjustor unlock.

Optionally, the pullswitch mechanism includes solid under button transmission bracket, button rotary shaft, Guy wire guide-tube, bracing wire Determine frame and bracing wire upper holder；It is described unlock bracing wire one end be fixedly connected with the angle adjustor solution lock support, the unlock The other end of bracing wire is fixedly connected with one end of the button transmission bracket, the button transmission bracket and the button rotary shaft Rotation connection, one end of the button transmission bracket moves down under the action of lower pressure, the other end moves up, and realizes and stretches the solution Lock bracing wire；The bracing wire lower fixed frame and the bracing wire upper holder are fixedly installed on the pedestal connecting plate, and described Bracing wire lower fixed frame and the bracing wire upper holder are fixedly connected with the both ends of the Guy wire guide-tube respectively, for the unlock Bracing wire is limited.

Optionally, the seat frame includes the seat frame crossbeam along the setting of seat transverse direction, in the following table of the seat frame crossbeam Face is provided with no less than one group of pilot hole in seat transverse direction, the pilot hole be used for by the seat frame and chair foot pedestal into Row fixing assembling, pilot hole described in each group are respectively arranged at the both ends of the seat frame crossbeam.

Optionally, no less than one group of pilot hole includes: that the both ends of the seat frame crossbeam are respectively arranged with different number At least one pilot hole.

Compared with prior art, the utility model has the advantage that

Bus seat provided by the utility model, pedestal connecting plate and backrest connecting plate corresponding with pedestal connecting plate Side is connected by power-assisted spring, and the other side is connected by seat back-rest angle regulating mechanism；Seat back-rest angle regulating mechanism tool There are unlocked state and lockup state；Seat back-rest angle regulating mechanism in the unlocked state when, backrest connecting plate is in power-assisted spring It is rotated under effect toward and away from pedestal connecting plate；Seat back-rest angle regulating mechanism in lockup state, backrest connecting plate with Angle between pedestal connecting plate is locked.Bus seat is adjusted using above-mentioned power-assisted spring and seat back-rest angle regulating mechanism to lean on Dorsal horn degree, when can avoid currently employed gas spring adjusting passenger car backrest angle, car caused by gas leakage occurs for gas spring Seat back angle adjusts the case where influences such as not in place, seat back shakes and seat back angle failure of adjustment use, And effectively increase safety when adjusting passenger car backrest angle.

Detailed description of the invention

Fig. 1 is the connection schematic diagram of backrest and pedestal provided by the embodiment of the utility model；

Fig. 2 is the connecting portion explosive view of backrest connecting plate provided by the embodiment of the utility model Yu pedestal connecting plate；

Fig. 3 is power-assisted spring assembling schematic diagram provided by the embodiment of the utility model；

Fig. 4 is the assembling schematic diagram of seat frame provided by the embodiment of the utility model；

Attached drawing mark explanation:

Backrest 1, backrest main body 11, backrest connecting plate 12, power-assisted spring 13, power-assisted spring fixed frame 14, seat back angle tune Mechanism 15, angle adjustor 151 are saved, angle adjustor solution lock support 152 unlocks bracing wire 153, pullswitch mechanism 154, button transmission bracket 1541, button rotary shaft 1542, Guy wire guide-tube 1543, bracing wire lower fixed frame 1544, bracing wire upper holder 1545,

Pedestal 2, seat frame 21, seat frame crossbeam 211, pilot hole 2111, pedestal connecting plate 23；

Chair foot pedestal 3.

Specific embodiment

Many details are explained in the following description in order to fully understand the utility model.But this is practical new Type can be implemented with being much different from other way described herein, and those skilled in the art can be practical new without prejudice to this Similar popularization is done in the case where type intension, therefore the utility model is not limited by following public specific implementation.

The application provides a kind of seat, and the seat is described in detail in embodiment presented below.

The present embodiment provides a kind of seat, which mainly can be used as bus seat, as shown in Figure 1, the seat includes: to lean on Back 1 and pedestal 2, backrest 1 are connect in a rotatable way with pedestal 2.

Pedestal 2 includes seat frame 21 and pedestal connecting plate 23；Seat frame 21 includes the seat frame cross along the setting of seat transverse direction Beam 211, seat frame 21 are the supporting mechanism of pedestal 2, are placed in the bottom of pedestal 2, can realize seat with pedestal component fixing assembling Fixation.

Pedestal connecting plate 23 is symmetrically disposed at the lateral edge position of seat frame 21, and two pedestal connecting plates 23 can be common Accept the cushion for taking a seat for occupant.

The backrest 1 includes backrest main body 11 and backrests be correspondingly arranged with pedestal connecting plate 23, positioned at backrest two sides Connecting plate 12, backrest main body 11 are fixedly connected with the pedestal connecting plate 23 of backrest two sides, the backrest connecting plate 12 of backrest side with Its corresponding pedestal connecting plate 23 is connected by power-assisted spring 13, and power-assisted spring 13 can be to backrest connecting plate 12 and pedestal connecting plate 23 Apply rotation power-assisted to be assemblied on power-assisted spring fixed frame 14, power-assisted spring fixed frame as shown in figure 3, power-assisted spring 13 is torsionspring 14 are fixedly connected with backrest connecting plate 12, and one end of power-assisted spring 13 is fixedly connected with pedestal connecting plate 23, the other end and backrest connect Fishplate bar 12 is fixedly connected, when seat back-rest angle regulating mechanism 15 in the unlocked state when, without under other external forces, backrest branch Frame rotates under the action of the rotation power-assisted of power-assisted spring 13 relative to pedestal connecting plate 23 together with the backrest connecting plate 12 of its two sides, The reset of backrest can be achieved；The pedestal connecting plate 23 that the backrest connecting plate 12 of 1 other side of backrest is corresponding passes through seat Backrest angle regulating mechanism 15 connects.

Seat back-rest angle regulating mechanism 15 has unlocked state and lockup state；When seat back-rest angle regulating mechanism 15 When in the unlocked state, backrest connecting plate 12 rotates under the action of power-assisted spring 13 toward and away from pedestal connecting plate 23；Seat In lockup state, the angle between backrest connecting plate 12 and pedestal connecting plate 23 is locked backrest angle regulating mechanism 15.

Seat back-rest angle regulating mechanism 15 include: angle adjustor 151, angle adjustor solution lock support 152, unlock bracing wire 153 with And pullswitch mechanism 154；As shown in Fig. 2, backrest connecting plate 12 is connected by angle adjustor 151 and the rotation of pedestal connecting plate 23, Rotation support when angle adjustor 151 can not only be rotated as from backrest connecting plate 12 to pedestal connecting plate 23, and the company of playing Connect the effect of back connecting plate 12 and pedestal connecting plate 23；Angle adjustor solution lock support 152 is connect with unlock bracing wire 153, works as bracing wire When switching mechanism 154 stretches unlock bracing wire 153, angle adjustor solution lock support 152 can be issued in the pulling force effect of unlock bracing wire 153 Raw rotation, when the critical index locking angle that the rotation angle of angle adjustor solution lock support 152 reaches angle adjustor 151 is spent, angle adjustor 151 is realized Unlock, to make at seat back-rest angle regulating mechanism 15 in the unlocked state, to realize backrest connecting plate 12 towards the pedestal The rotation of connecting plate 23 or backrest connecting plate 12 are rotated away from the pedestal connecting plate 23.In the present embodiment, angle adjustor 151 is Mechanical plate-type angle modulator, can be used click working principle or rack gear tooth plate working principle realizes unlock or locking.

Above-mentioned pullswitch mechanism 154 include button transmission bracket 1541, button rotary shaft 1542, Guy wire guide-tube 1543, Bracing wire lower fixed frame 1544 and bracing wire upper holder 1545；One end and the angle adjustor solution lock support 152 for unlocking bracing wire 153 are fixed Connection, the other end are fixedly connected with one end of button transmission bracket 1541, button transmission bracket 1541 and button rotary shaft 1542 Rotation connection, button transmission bracket 1541 can be that axle center is rotated with button rotary shaft 1542, when button transmission bracket It is another when 1541 one end moves down under the action of lower pressure, with the button transmission bracket 1541 that is fixedly connected of unlock bracing wire 153 One end moves up under the action of button rotary shaft 1542, realizes and stretches unlock bracing wire 153；On bracing wire lower fixed frame 1544 and bracing wire Fixed frame 1545 is fixedly installed on pedestal connecting plate 23, and bracing wire lower fixed frame 1544 and bracing wire upper holder 1545 are distinguished It is fixedly connected with the both ends of Guy wire guide-tube 1543, unlock bracing wire 153 passes through Guy wire guide-tube 1543, is realized with this to unlock bracing wire 153 limit enables unlock bracing wire 153 to be stretched along Guy wire guide-tube 1543.

Passenger car backrest angle is adjusted using above-mentioned power-assisted spring and seat back-rest angle regulating mechanism, can avoid currently adopting With gas spring adjust passenger car backrest angle when, gas spring occur gas leakage caused by passenger car backrest angular adjustment less than The case where influences such as position, seat back shakes and seat back angle failure of adjustment use, and effectively increase adjusting visitor Safety when vehicle seat seat back angle.

As shown in figure 4, being provided with no less than one in seat transverse direction in the lower surface of the seat frame crossbeam 211 of seat frame Group pilot hole 2111, the pilot hole 2111 are used to for seat frame and chair foot pedestal 3 being fixed assembly, and each group of pilot hole 2111 is distinguished The both ends of seat frame crossbeam 211 are set to, the quantity of the pilot hole 2111 at 211 both ends of seat frame crossbeam may be the same or different, In the present embodiment, the both ends of seat frame crossbeam 211 are respectively arranged at least one pilot hole 2111 of different number, for example, In One end of seat frame crossbeam 211 is provided with 1 pilot hole 2111, and the other end is provided with 5 pilot holes 2111, then 1 pilot hole 2111 can be used as one group of pilot hole 2111 with any pilot hole 2111 in 5 pilot holes 2111 of 211 other end of seat frame crossbeam It is assembled with corresponding chair foot pedestal 3.

It should be noted that when the seat frame crossbeam 211 of seat frame is two or more of front and back setting, each seat frame The position of the pilot hole 2111 of crossbeam 211 and quantity can be correspondingly arranged completely, guarantee multiple seat frame crossbeams 211 with chair foot pedestal 3 Consistency when assembly.

By the way that multiple groups pilot hole 2111 is arranged in the lower surface of seat frame crossbeam 211, realize chair foot pedestal 3 in seat transverse direction Upper there are many different installation sites, are filled according to the different pilot holes 2111 for selecting different location of box width and structure Match, the seat assembly demand of different automobile types can be met, the dress between same seat and the chair foot pedestal 3 of different size can also be met Match, realizes the Fast Installation demand of seat, and same seat can be installed and used under different assembled conditions, for example, Same seat is fixedly mounted on the chair foot pedestal of different sizes and different installation sites, improve seat versatility and Adaptability.

Although the utility model is disclosed as above with preferred embodiment, its be not for limiting the utility model, it is any Those skilled in the art without departing from the spirit and scope of the utility model, can make possible variation and modification, because This protection scope of the utility model should be subject to the range that the utility model claims are defined.

Claims (5)

1. a kind of bus seat characterized by comprising backrest and pedestal；

The pedestal includes seat frame and the laterally symmetric pedestal connecting plate for being set to the seat frame both ends；The backrest include with Backrest connecting plates that the pedestal connecting plate is correspondingly arranged, positioned at the backrest two sides；Side backrest connecting plate is corresponding Pedestal connecting plate connected by power-assisted spring, the power-assisted spring to the backrest connecting plate apply toward and away from the pedestal connect The elastic force of fishplate bar rotation, the corresponding pedestal connecting plate of other side backrest connecting plate pass through seat back-rest angle regulating mechanism Connection；The seat back-rest angle regulating mechanism has unlocked state and lockup state；The seat back-rest angle regulating mechanism When in the unlocked state, the backrest connecting plate revolves under the action of the power-assisted spring toward and away from the pedestal connecting plate Turn；The seat back-rest angle regulating mechanism is in lockup state, between the backrest connecting plate and the pedestal connecting plate Angle is locked.

2. bus seat according to claim 1, which is characterized in that the seat back-rest angle regulating mechanism includes: to adjust Angle device, angle adjustor solution lock support, unlock bracing wire and pullswitch mechanism；The backrest connecting plate passes through the angle adjustor and institute State the rotation connection of pedestal connecting plate；The angle adjustor solution lock support is connect with the unlock bracing wire, the angle adjustor solution lock support It is rotated under the pulling force effect of the unlock bracing wire, when rotation angle, which reaches the angle adjustor critical index locking angle, to be spent, the tune The unlock of angle device.

3. bus seat according to claim 2, which is characterized in that the pullswitch mechanism includes button transmission branch Frame, button rotary shaft, Guy wire guide-tube, bracing wire lower fixed frame and bracing wire upper holder；It is described unlock bracing wire one end with it is described Angle adjustor solution lock support is fixedly connected, the other end of the unlock bracing wire is fixedly connected with one end of button transmission bracket, button Transmission bracket and the rotation of button rotary shaft connect, and one end of button transmission bracket moves down under the action of lower pressure, on the other end It moves, realizes and stretch the unlock bracing wire；Bracing wire lower fixed frame and bracing wire upper holder are fixedly installed on the pedestal connecting plate, And bracing wire lower fixed frame and bracing wire upper holder are fixedly connected with the both ends of Guy wire guide-tube respectively, for the unlock bracing wire It is limited.

4. bus seat according to claim 1, which is characterized in that the seat frame includes being arranged along seat transverse direction Seat frame crossbeam is provided with no less than one group of pilot hole in the lower surface of the seat frame crossbeam in seat transverse direction, described Pilot hole is used to the seat frame and chair foot pedestal assembly is fixed, and it is horizontal that pilot hole described in each group is respectively arranged at the seat frame The both ends of beam.

5. bus seat according to claim 4, which is characterized in that no less than one group of pilot hole includes: the seat The both ends of frame crossbeam are respectively arranged at least one pilot hole of different number.