CN2454190Y

CN2454190Y - Safety protective chair

Info

Publication number: CN2454190Y
Application number: CN 00267419
Authority: CN
Inventors: 陆玫
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-12-14
Filing date: 2000-12-14
Publication date: 2001-10-17
Anticipated expiration: 2010-12-14

Abstract

The utility model relates to a safety protective chair which comprises a fixed backrest frame and a fixed chair, wherein, the utility model also comprises an upper plug seat, a top protecting cover, an upper plug, a movable backrest, a vertical draw rod, a pull rope, an upper torsion spring, a limiting spring, a rear connecting rod, a rear supporting seat, a transverse pull rod, a supporting spring, a front turning plate, a short draw rod, a front connecting rod, a front supporting seat, a button, a chest protecting rod, a transverse plug, a lower torsion spring and a chest protecting cover. The movable backrest is arranged in the fixed backrest frame, and both ends of the lower part of the movable backrest are connected with the back end of the fixed chair. The utility model has the advantages of high safety, convenient use, etc.

Description

Safety protective chair

The utility model relates to a kind of Safety protective chair, and it belongs to a kind of Safety protective chair that guarantees passenger safety with protection chest frame.

At present on the seat of high-speed motion people carrier, have only on the seat of automobile and aircraft the safety belt that prevents that the passenger is wounded has been installed.But because safety belt is a ribbon, can not limit rocking of passenger fully, in bump, still easily cause passenger's injury.Therefore there is the shortcoming of poor stability.

It is good that the purpose of this utility model provides a kind of safety, Safety protective chair easy to use.

Task of the present utility model is achieved in that this Safety protective chair, it comprises fixedly back rest and fixedly seat, and wherein: it also comprises plug housing, top guard shield, last latch, movable back, vertical connecting rod, stay cord, goes up torsion spring, limit spring, rear linking rod, rear support, intermediate rod, support spring, preceding turnover panel, short rod, front rod, preceding bearing, button, chest protector bar, horizontal latch, following torsion spring and chest protector cover; Movable back is located in the fixing back rest and the two ends of its underpart connect with the fixing rear end of seat, preceding turnover panel is located at the fixedly front of seat, the two ends on its top connect with the fixing front end of seat, the turnover panel and the fixing connection place of seat before following torsion spring is located at, the chest protector bar is located at the fixedly middle and upper part of back rest both sides frame, the one end and fixedly the frame of back rest link, last torsion spring is located at the chest protector bar and the fixing connection place of back rest frame, last plug housing is located at the fixedly middle part in the back rest upper side frame outside, last latch is located at the centre of movable back outer upper and corresponding with last plug housing, vertical connecting rod is located in the middle of the outside of movable back, rear linking rod is contained on the rear support, rear support is contained in the fixedly centre of seat rear end, intermediate rod be located in the middle of the fixing seat below, support spring is located at intermediate rod and fixedly between the seat, turnover panel was inboard middle before short rod was located at, front rod is located on the preceding bearing, before bearing be located at centre below the fixing seat front end, the upper end of vertical connecting rod is connected with last latch, the lower end of vertical connecting rod connects with an end of rear linking rod, one end of intermediate rod connects with the other end of rear linking rod, the other end of intermediate rod connects with an end of front rod, one end of short rod connects with the other end of front rod, the other end of short rod connects with the upper end of preceding turnover panel, button is located at the centre above the front end of fixing seat, horizontal latch is located at the middle part that fixing back rest is provided with the chest protector bar, one end of stay cord connects with horizontal latch, the other end is fixed on the frame of movable back, limit spring is located at the lower end in the movable back outside, the top guard shield is located at the top of movable back, the one end connects with the upper end of movable back, the other end connects with the fixing upper side frame of back rest, chest protector is located at the chest protector bar and fixedly between the back rest, the one end connects with the fixing middle and upper part of the side frame of back rest, and the other end connects with the end of chest protector bar.

Because the utility model has adopted technique scheme, therefore compare with background technology, have advantages such as safety is good and easy to use.

Below in conjunction with drawings and Examples the utility model is described in further detail.

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the right elevation of Fig. 1;

Fig. 3 is the structural representation after the utility model movable back closure;

Fig. 4 is the right elevation of Fig. 3;

Fig. 5 is the A portion enlarged drawing among Fig. 3.

As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, Safety protective chair of the present utility model, it comprises fixedly back rest 1 and fixedly seat 14, and wherein it also comprises plug housing 2, top guard shield 3, last latch 4, movable back 5, vertical connecting rod 6, stay cord 7, goes up torsion spring 8, limit spring 9, rear linking rod 10, rear support 11, intermediate rod 12, support spring 13, preceding turnover panel 18, short rod 17, front rod 15, preceding bearing 16, button 21, chest protector bar 19, horizontal latch 20, following torsion spring 22 and chest protector cover 23; Movable back 5 is located in the fixing back rest 1 and the two ends of its underpart connect with the fixing rear end of seat 14, preceding turnover panel 18 is located at the fixedly front of seat 14, the two ends on its top connect with the fixing front end of seat 14, the turnover panel 18 and the fixing connection place of seat 14 before following torsion spring 22 is located at, chest protector bar 19 is located at the fixedly middle and upper part of back rest 1 both sides frame, the one end and fixedly the frame of back rest 1 link, last torsion spring 8 is located at the chest protector bar 19 and the fixing connection place of back rest 1 frame, last plug housing 2 is located at the fixedly middle part in the back rest 1 upper side frame outside, last latch 4 is located at the centre of movable back 5 outer upper and corresponding with last plug housing 2, vertical connecting rod 6 is located in the middle of the outside of movable back 5, back side rod 10 is contained on the rear support 11, rear support 11 is contained in the fixedly centre of seat 14 rear ends, intermediate rod 12 is located at the centre below the fixing seat 14, support spring 13 is located at intermediate rod 12 and fixedly between the seat 14, turnover panel 18 was inboard middle before short rod 17 was located at, front rod 15 is located on the preceding bearing 16, before bearing 16 be located at centre below fixing seat 14 front ends, the upper end of vertical connecting rod 6 is connected with last latch 4, the lower end of vertical connecting rod 6 connects with an end of rear linking rod 10, one end of intermediate rod 12 connects with the other end of rear linking rod 10, the other end of intermediate rod 12 connects with an end of front rod 15, one end of short rod 17 connects with the other end of front rod 15, the other end of short rod 17 connects with the upper end of preceding turnover panel 18, button 21 is located at the centre above the front end of fixing seat 14, horizontal latch 20 is located at the middle part that fixing back rest 1 is provided with chest protector bar 19, one end of stay cord 7 connects with horizontal latch 20, the other end is fixed on the frame of movable back 5, limit spring 9 is located at the lower end in movable back 5 outsides, top guard shield 3 is located at the top of movable back 5, the one end connects with the upper end of movable back 5, the other end connects with the fixing upper side frame of back rest 1, chest protector cover 23 is located at chest protector bar 19 and fixedly between the back rest 1, the one end connects with the fixing middle and upper part of the frame of back rest 1, the other end connects with the end of chest protector bar 19, and retracing spring 24 is contained on the horizontal latch 20.

Principle of work of the present utility model is: when the people carrier generation emergency situation of high-speed motion; the passenger can press the button rapidly; the control stalk retraction of button; turnover panel is upwards dug under the effect of following torsion spring before making; drive short rod simultaneously; front rod; intermediate rod; rear linking rod and vertical connecting rod work; last latch is opened; the passenger removes to push open movable back backward under the effect of force of inertia; after movable back is pushed certain distance open; again horizontal latch is extracted under the effect of stay cord, the chest protector bar falls downwards under the effect of last torsion spring, simultaneously the chest protector cover is launched; occupant protection in perch, in order to avoid the passenger is hurt.

Claims

A kind of Safety protective chair, it comprises fixedly back rest and fixedly seat, it is characterized in that: further comprising plug housing, top guard shield, last latch, movable back, vertical connecting rod, stay cord, goes up torsion spring, limit spring, rear linking rod, rear support, intermediate rod, support spring, preceding turnover panel, short rod, front rod, preceding bearing, button, chest protector bar, horizontal latch, following torsion spring and chest protector cover; Movable back is located in the fixing back rest and the two ends of its underpart connect with the fixing rear end of seat, preceding turnover panel is located at the fixedly front of seat, the two ends on its top connect with the fixing front end of seat, the turnover panel and the fixing connection place of seat before following torsion spring is located at, the chest protector bar is located at the fixedly middle and upper part of back rest both sides frame, the one end and fixedly the frame of back rest link, last torsion spring is located at the chest protector bar and the fixing connection place of back rest frame, last plug housing is located at the fixedly middle part in the back rest upper side frame outside, last latch is located at the centre of movable back outer upper and corresponding with last plug housing, vertical connecting rod is located in the middle of the outside of movable back, rear linking rod is contained on the rear support, rear support is contained in the fixedly centre of seat rear end, intermediate rod be located in the middle of the fixing seat below, support spring is located at intermediate rod and fixedly between the seat, turnover panel was inboard middle before short rod was located at, front rod is located on the preceding bearing, before bearing be located at centre below the fixing seat front end, the upper end of vertical connecting rod is connected with last latch, the lower end of vertical connecting rod connects with an end of rear linking rod, one end of intermediate rod connects with the other end of rear linking rod, the other end of intermediate rod connects with an end of front rod, one end of short rod connects with the other end of front rod, the other end of short rod connects with the upper end of preceding turnover panel, button is located at the centre above the front end of fixing seat, horizontal latch is located at the middle part that fixing back rest is provided with the chest protector bar, one end of stay cord connects with horizontal latch, the other end is fixed on the frame of movable back, limit spring is located at the lower end in the movable back outside, the top guard shield is located at the top of movable back, the one end connects with the upper end of movable back, the other end connects with the fixing upper side frame of back rest, chest protector is located at the chest protector bar and fixedly between the back rest, the one end connects with the fixing middle and upper part of the side frame of back rest, and the other end connects with the end of chest protector bar.