CN205971208U

CN205971208U - Passenger car seat's built -in three -point safety belt structure

Info

Publication number: CN205971208U
Application number: CN201620913830.8U
Authority: CN
Inventors: 林才贵; 陈国雨; 张晓杰; 陈冬莲; 陈生福
Original assignee: XIAMEN GOLDEN DRAGON AUTO SEAT CO Ltd
Current assignee: XIAMEN GOLDEN DRAGON AUTO SEAT CO Ltd
Priority date: 2016-08-22
Filing date: 2016-08-22
Publication date: 2017-02-22
Anticipated expiration: 2026-08-22

Abstract

The utility model provides a passenger car seat's built -in three -point safety belt structure, including the backrest, be provided with safety belt coiler and first guide in this backrest, the backrest side is provided with the second guide, fixed the arriving in the safety belt coiler of one end of safety belt, the other end passes first guide in proper order, extend to the outer and fixed lower part to the backrest with second guide homonymy of backrest behind the second guide, it still is provided with the belt buckle on the safety belt outside the backrest to expose, the belt buckle can slide on the safety belt, the safety belt coiler of this safety belt structure is installed inside the backrest, makes the safe mouthful position of taking out of to pull out from the side through the guide, through strengthening out an area mouth opening to it can come its high position of automatically regulated according to passenger's height to use an area mouthful position, and the roll -up is smooth and easy, the whole that also can not influence the seat is pleasing to the eye.

Description

A kind of built-in three-point seat band structure of bus seat

Technical field

This utility model is related to a kind of three-point seat band structure, especially relates to a kind of built-in bikini of bus seat Safety belt structure.

Background technology

Seat safety belt apparatus on the seat important leverage safe by bus as ensureing passenger is unexpected in collision etc. During generation, stop occupant from flying out from seat using seat belt restraint occupant, the protective effect to occupant can be played.

Three-point seat belt device be existing using most common seat safety belt apparatus, this device have one soft Band, one end of this soft ribbons is fixed on car body, after the other end guides through belt guide, wound on the safety being fixed on car body On Webbing retractor.Tongue piece has been slidingly supported on soft ribbons.Car body or seat are fixed with bracelet.Occupant's wear safety belt When, tongue piece is inserted bracelet and locks.Soft ribbons are tightened up in the presence of coiler, are bearing on the body of occupant.Now, tongue Soft ribbons are divided into two sections by piece, and the soft ribbons between belt guide and tongue piece are inclined cross occupant above the waist, limit occupant shoulder and The motion of chest, referred to as shoulder safety belt；The soft ribbons being fixed between the one end on car body and tongue piece limit across occupant's pelvis The motion of occupant's waist, referred to as lap belt.In the unexpected generation such as collision, the emergency lock of winding up apparatus for safety belt Mechanism action, stops soft ribbons pull-out, limits occupant and forwards moves, thus protecting occupant safety.

The three-point seat belting of existing seat, in especially long-distance big bus vehicle or jaunt big bus vehicle, it is taken advantage of The three-point seat band structure of visiting chair is that lock is paid in backrest side, and Webbing retractor can exist when reclaiming seat belt Reclaim the problem that has some setbacks so that the seat belt that should reclaim cannot be recovered in coiler, exposed on the seat, and furl Device is directly installed on the backrest side of seat, have impact on the overall appearance of seat.

Further, since the height of the three-point seat belting of existing seat is unadjustable, and the height of passenger is different, this Have led to the passenger of a portion wearing comfort when wearing three-point seat belting poor.

Content of the invention

In order to solve the above problems, this utility model provides a kind of built-in three-point seat band structure of bus seat, should The Webbing retractor of safety belt structure is arranged on inside backrest, makes seat belt band outlet position from side by guide Side pull out, by increase band outlet opening so that band outlet position can according to passenger's height come come automatically adjust its height Position, and furl smooth, do not interfere with the overall appearance of seat yet.

This utility model is achieved through the following technical solutions：

A kind of built-in three-point seat band structure of bus seat, including backrest, is provided with peace in this backrest Full Webbing retractor and the first guide, backrest side is provided with the second guide, and one end of seat belt is fixed to seat belt In coiler, the other end sequentially passes through the first guide, to extend to backrest after the second guide outer and be fixed to and second The bottom of the backrest of guide homonymy, exposed bracelet is additionally provided with the seat belt outside backrest, bracelet can be Slide on seat belt.

Preferably, described second guide is fixed on the top of backrest side, and Webbing retractor is arranged on seat Middle part in backrest, the first guide is located at the surface of Webbing retractor；The second pilot hole edge on second guide is vertical Upwardly extend to side, seat belt can slide on the second pilot hole.

Preferably, described first guide is hinged with backrest, when seat belt slides on the second pilot hole, the One guide can rotate with the slip of seat belt.

Preferably, the back side of described backrest is provided with a recess, in this recess, is provided with handle.

Preferably, the length that the second pilot hole extends in their longitudinal direction is the 20%-40% of backrest whole height.

This utility model compared with prior art, has the advantage that：A kind of bus seat that this utility model provides Built-in three-point seat band structure, the Webbing retractor of this safety belt structure is arranged on the inside of backrest, Bu Huixian Obtain lofty so that whole seat is more beautiful；In addition seat belt pulls out the opening increase of mouth so that seat belt can be in pull-out Slide up and down at mouthful, passenger can increased comfort level according to the position of the liter height adjustment seat belt of itself；Furthermore, seat leans on It is additionally provided with handle on the back side of the back of the body, strengthen the safety by bus of rear passenger again.

Brief description

The schematic diagram of the built-in three-point seat band structure of Fig. 1 bus seat.

Fig. 2 is the enlarged drawing of Fig. 1 top half.

Specific embodiment

For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing Type is described in further detail.

As shown in Figure 1 and Figure 2, the built-in three-point seat band structure of a kind of bus seat, including backrest 10, this seat It is provided with Webbing retractor 20 and the first guide 22, backrest side is provided with the second guide 24, peace in chair back Full one end with 30 is fixed in Webbing retractor 20, the other end sequentially pass through the first guide 22 the first pilot hole 26, Extend to after second pilot hole 28 of the second guide 24 outside backrest and be fixed to the seat with the second guide 24 homonymy At the bottom A point of backrest, exposed bracelet 40 is additionally provided with the seat belt outside backrest, bracelet 40 can be on seat belt Slide.And catching groove can be arranged on the bottom of the opposite side of backrest or be arranged on seat the side of medicated cushion on, make Obtaining seat belt is in that passenger protected by bikini.

With reference to Fig. 1 and Fig. 2, the second guide 24 is fixed on the top of backrest side, and Webbing retractor 20 is arranged Middle part in backrest, the first guide 22 is located at the surface of Webbing retractor 20；On second guide 24 Two pilot holes 28 are upper along the longitudinal direction to be extended, and seat belt 30 can slide on the second pilot hole.In order to ensure drawing of seat belt Go out and reclaim smooth, the first guide 22 is hinged with backrest, when seat belt 30 slides up and down in the second pilot hole 28, The slip and left-right rotation with seat belt understood by first guide 22, thus ensureing that seat belt 30 is close to the first guide always On 22, seat belt 30 is not in bending, overlapping or situations such as reverse, thereby ensure that when seat belt 30 pulls out and reclaims Smooth.

With reference to Fig. 1 and Fig. 2, in order to further ensure the safety by bus of rear passenger, the back side of backrest is arranged There is a recess 50, in this recess, be provided with handle 52.In order to ensure the overall appearance of seat, recess is arranged on not having of backrest Have on the another side of setting seat belt, when appearance situations such as vehicle jolts or brings to a halt, the passenger of heel row is permissible Hold handle, further ensure the safety of itself.

With reference to Fig. 1 and Fig. 2, the length that the second pilot hole extends in their longitudinal direction is backrest whole height 20%-40%, seat belt slides on this second pilot hole 28 it is ensured that most of passenger adjusts peace according to itself height The height of full band, improves comfort level.

Above disclosed only this utility model preferred embodiment, can not limit this utility model with this certainly Interest field, the equivalent variations therefore made according to this utility model claim, still belong to the scope that this utility model is covered.

Claims

1. a kind of built-in three-point seat band structure of bus seat is it is characterised in that include backrest, in this backrest It is provided with Webbing retractor and the first guide, backrest side is provided with the second guide, one end of seat belt is fixed To in Webbing retractor, the other end sequentially passes through the first guide, extends to after the second guide outside backrest and be fixing To bottom with the backrest of the second guide homonymy, exposed be additionally provided with bracelet on the seat belt outside backrest, band Button can slide on seat belt.

2. a kind of built-in three-point seat band structure of bus seat according to claim 1 is it is characterised in that described Two guides are fixed on the top of backrest side, and Webbing retractor is arranged on the middle part in backrest, the first guiding Part is located at the surface of Webbing retractor；The second pilot hole on second guide is upper along the longitudinal direction to be extended, seat belt energy Enough slips on the second pilot hole.

3. a kind of built-in three-point seat band structure of bus seat according to claim 2 is it is characterised in that described One guide and backrest are hinged, and when seat belt slides on the second pilot hole, the first guide can be with seat belt Slip and rotate.

4. the built-in three-point seat band structure according to a kind of arbitrary described bus seat of claim 1-3 it is characterised in that One recess is provided with the back side of described backrest, in this recess, is provided with handle.

5. a kind of built-in three-point seat band structure of bus seat according to claim 2 is it is characterised in that second leads The 20%-40% being backrest whole height to the length that hole extends in their longitudinal direction.