CN202728027U

CN202728027U - Driver seat back framework

Info

Publication number: CN202728027U
Application number: CN 201220247015
Authority: CN
Inventors: 赵吉安; 赵伟璞
Original assignee: Tianjin Boxin Automotive Parts Co Ltd
Current assignee: Tianjin Boxin Automotive Parts Co Ltd
Priority date: 2012-05-30
Filing date: 2012-05-30
Publication date: 2013-02-13
Anticipated expiration: 2022-05-30

Abstract

The utility model discloses a driver seat back framework, which is used for improving riding comfort of the car. The driver seat back framework is assembled with a seat back forming foam, and packaged by a seat protective surface to form a seat back assembly, wherein side supporting steel wires are respectively arranged on the side surfaces of left and right side plates of the seat back framework; and a U-shaped supporting steel wire sunken towards the inner part of the seat back is arranged on the back surface of the seat back framework. The driver seat back framework not only can prevent an interference between the driver seat and an auxiliary fascia console, but also can increase activity space of passengers in the rear row, thereby improving the riding comfort, enabling the filling of the seat protective surface to be more full, enabling the model of the seat to be more beautiful, and improving an inner decorative effect of the cab.

Description

A kind of driver's seat backrest frames

Technical field

The utility model relates to a kind of seat back-rest framework, and especially a kind of backrest frames of automobile driver seat belongs to the seat technical field that is exclusively used on the vehicle.

Background technology

Along with the development of automobile industry, the customer constantly promotes the requirement of vehicle operation performance, and the automobile ride comfort also is subject to people and pays much attention to.

At present, the operator's seat chair back that is positioned at the car front row is after backrest contoured foam and backrest frames assembling, again by seat mask parcel suit.Existing seat back-rest framework only arranges longitudinal ligament steel wire and cross-tie steel wire overleaf, they follow closely the distortion (referring to Fig. 1) that cooperates to retrain elastic foam material with fastening belt and the snap ring of seat mask, because the degree of freedom of back of seat width deformation is large, after driver's seat and the car load assembling, often can occur and the aux. fascia panel interference, have influence on the smooth unlatching of parcel tray, thereby cause avenging a grievance of customer; Simultaneously, because driver's seat backrest frames unreasonable structure, back of seat back and seat mask are not fitted, and have cavity structure between the two, have taken rear row's driver leg activity space, make the vehicle riding comfort variation.

The utility model content

The purpose of this utility model is the drawback for prior art, provide a kind of simple in structure, practical, both can avoid driver's seat and aux. fascia panel interference to occur, can strengthen again the driver's seat backrest frames of rear row's driver leg activity space.

Problem described in the utility model realizes with following technical proposals:

A kind of driver's seat backrest frames, it and back of seat contoured foam are equipped with, and form the back of seat assembly by seat mask parcel, its special feature is: at the side of seat back-rest framework left and right side plate difference installation side supporting steel wire, at the U-shaped supporting steel wire of seat back-rest framework back side installation to the back of seat inner recess.

The fastening belt in seat mask inboard is connected with the seat mask by snap ring nail and sewing for above-mentioned driver's seat backrest frames, described side supporting steel wire.

The fastening belt in seat mask inboard is connected with the seat mask by snap ring nail and sewing for above-mentioned driver's seat backrest frames, described U-shaped supporting steel wire.

Above-mentioned driver's seat backrest frames after back of seat contoured foam and the assembling of seat mask, forms the sinking space consistent with back of seat contoured foam cavity structure at the back midway location.

Side supporting steel wire of the present utility model can compress back of seat contoured foam left and right directions, to reduce the width of back of seat, prevents the interference of driver's seat and aux. fascia panel, is convenient to the smooth unlatching of parcel tray; The seat mask is assembled together by fastening belt, snap ring nail and U-shaped supporting steel wire to the back of seat inner recess in the utility model, seat mask and back of seat contoured foam back cavity are fitted, not only increased rear row's driver leg activity space, improved the traveling comfort of vehicle ride, and make the inner filling of seat mask fuller, the interior trim effect of having beautified operator's compartment.

Description of drawings

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is existing driver's seat backrest frames constructional drawing;

Fig. 2 is the utility model constructional drawing;

Fig. 3 is backrest contoured foam constructional drawing;

Fig. 4 is the longitudinally cutting plane constructional drawing of line of centers of backrest contoured foam;

Fig. 5～Fig. 7 back of seat general assembly process schematic diagram.

Each label is among the figure: 1, seat back-rest framework, 1-1, side plate, 1-2, longitudinal ligament steel wire, 1-3, cross-tie steel wire, 1-4, side supporting steel wire, 1-5, U-shaped supporting steel wire, 2, back of seat contoured foam, 2-1, back of seat contoured foam cavity structure, 3, the seat mask, 3-1, mask zip, 4, snap ring nail.

The specific embodiment

Referring to Fig. 2, the utility model and back of seat contoured foam 2 are equipped, and form the back of seat assembly by seat mask 3 parcel, its special feature is: at the left and right side plate 1-1 side of seat back-rest framework 1 difference installation side supporting steel wire 1-4, at the U-shaped supporting steel wire 1-5 of seat back-rest framework back side installation to the back of seat inner recess.

Referring to Fig. 6, the fastening belt in seat mask inboard is connected with seat mask 3 side supporting steel wire 1-4 of the present utility model by snap ring nail 4 and sewing.

Referring to Fig. 6, the fastening belt in seat mask inboard is connected with seat mask 3 U-shaped supporting steel wire 1-5 of the present utility model by snap ring nail 4 and sewing.

Referring to Fig. 3, Fig. 4, Fig. 5, Fig. 7, after the utility model and back of seat contoured

foam

2 and 3 assemblings of seat mask, form the sinking space consistent with back of seat contoured foam cavity structure 2-1 at the back midway location.

Referring to Fig. 5, Fig. 6, Fig. 7, the fitting process of operator's seat chair back assembly is: after seat mask 3 and back of seat contoured foam 2 are set in together, be installed on the seat back-rest framework 1, inboard by sewing connecting hanging taut band at the back of seat mask 3, be connected with side supporting steel wire 1-4 with longitudinal ligament steel wire 1-2, U-shaped supporting steel wire 1-5 by the snap ring nail, the mask slide fastener that will be arranged at last seat mask back two side positions is closed, finishes the coating process operations of back of seat assembly.

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 6, Fig. 7, principle of work of the present utility model is: the utility model is by increasing side supporting steel wire 1-4 at left side plate 1-1, make back of seat contoured foam 2 compacted at Width, again by seat mask 3 parcels, guarantee the width of back of seat, solved driver's seat and aux. fascia panel interference problem; The utility model has been installed the U-shaped supporting steel wire 1-5 to the back of seat inner recess at the seat back-rest framework back side, the mask fastening belt is assembled together with U-shaped supporting steel wire 1-5 by snap ring nail 4, seat mask and back of seat contoured foam cavity structure 2-1 are fitted, the space of the person's of lining up leg movements after not only having increased, improved the traveling comfort of taking, reduce client and avenged a grievance, and made the moulding of seat mask full attractive in appearance, promoted operator's compartment interior trim effect.

Claims

1. driver's seat backrest frames, it and back of seat contoured foam (2) are equipped with, and form the back of seat assembly by seat mask (3) parcel, it is characterized in that, at the side of seat back-rest framework (1) left and right side plate (1-1) difference installation side supporting steel wire (1-4), at the U-shaped supporting steel wire (1-5) of seat back-rest framework back side installation to the back of seat inner recess.

2. a kind of driver's seat backrest frames according to claim 1 is characterized in that, the fastening belt in seat mask inboard is connected with seat mask (3) described side supporting steel wire (1-4) by snap ring nail (4) and sewing.

3. a kind of driver's seat backrest frames according to claim 1 and 2 is characterized in that, the fastening belt in seat mask inboard is connected with seat mask (3) described U-shaped supporting steel wire (1-5) by snap ring nail (4) and sewing.

4. a kind of driver's seat backrest frames according to claim 3, it is characterized in that, after it and back of seat contoured foam (2) and seat mask (3) assembling, form the sinking space consistent with back of seat contoured foam cavity structure (2-1) at the back midway location.