A kind of automobile children safety chair
Technical field
The utility model relates to a kind of automotive seat, especially relates to a kind of automotive seat of children's ride-on, belongs to the vehicular spare parts technical field.
Background technology
Automobile children safety chair is the vitals of protection child safety, is fixed on the car seat by automobile safety seat belt, and automobile children safety chair has special fender guard, can ensure children's safety when getting into an accident.Patent No. ZL200620029580.8 discloses a kind of " children of automobile seat "; comprise pedestal, seat, seat inclined angle regulating mechanism and child restraint safety strap; the seat upper end is provided with the protection cushion blocking; but; because cushion blocking is unadjustable; concerning the different children of height, when car acceleration, its head can not get the failure-free buffer protection.Even the children that height is suitable, in the process of automobile turning, health can be askew to a side, only relies on the safety that the safety strap that is strapped on the health then can not the reliable guarantee children.
The utility model content
The purpose of this utility model provides a kind of head rest height of seat tops can adjusting, ride comfort, safe and reliable children of automobile seat.
The utility model is achieved by the following technical programs:
A kind of automobile children safety chair, comprise base, backrest, gear shift plate, head rest, described backrest both sides are extended forward and are bent to the side with radian, backrest top is provided with several to the safety strap eyelet hole, both sides, backrest middle part are provided with the fixed seat hole, described base both sides extend upward handrail, also are provided with the mounting hole of child seat belt latching device on the base; Described backrest top extends upward the head rest adapter plate, and described head rest adapter plate is provided with a pair of longitudinally guiding groove; Both sides, backrest bottom are provided with the backrest barb, and the base rear side is provided with a pair of groove that matches with the backrest barb, is provided with transverse axis in the described groove, and described backrest barb is hooked on the base transverse axis; Described head rest is connected on the backrest top by the gear shift integrated circuit board; Described head rest both sides are extended forward and are bent to arc, and head rest arcwall face middle part is provided with several screw mounting holes; Described gear shift plate is arranged on the head rest adapter plate rear side at backrest top, gear shift plate one side is provided with several guideposts that match with the head rest screw mounting hole, described several guideposts block respectively in a pair of guide groove that is inserted in the head rest adapter plate, described head rest is arranged on head rest adapter plate front side, captives joint with the gear shift plate.
The purpose of this utility model can also further realize by following technical measures.
Aforesaid a kind of automobile children safety chair, also be provided with an elasticity locating convex block between the guidepost of wherein said gear shift plate, also be provided with the located lateral groove that several are arranged above and below between a pair of guide groove of described head rest adapter plate, the elasticity locating convex block card of described gear shift plate is inserted in arbitrary located lateral groove.The elasticity locating convex block bottom cantilever of described gear shift plate is provided with, and captives joint with the elasticity locating convex block by several longitudinal ribs that are fixedly installed on the gear shift plate.
The utility model provides a loose relatively space that safety control is arranged to carborne children; side, base both sides that the backrest both sides have a radian extend upward handrail and all buffer protection function are played in children's body both sides, children's ride-on safety, comfortable.The cambered surface of head rest bending can actv. protection children head and cervical vertebra.Head rest of the present utility model can up-down adjustment, and the safety strap that child seat carries can be fixed in the eyelet hole of differing heights on the backrest, to adapt to different height children's needs.Base and backrest adopt toughness preferably acrylic plastering make, be difficult for when being subjected to impacting rupturing, can protect effectively and take children and avoid the cracked injury that causes of child safety seat.
Advantage of the present utility model and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain that these embodiment only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is a free state scheme drawing of the present utility model;
Fig. 4 is a backrest block diagram of the present utility model;
Fig. 5 is a base block diagram of the present utility model;
Fig. 6 is a gear shift plate block diagram of the present utility model;
Fig. 7 is a head rest block diagram of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As Fig. 1-shown in Figure 7, the utility model comprises base 20, backrest 30, head rest 40, gear shift plate 50, and backrest 30 is fixed on the automotive seat by automobile safety seat belt, and base 20 lower ends and backrest 30 are hinged, and head rest 40 is connected on the backrest 30 by gear shift plate 50.Backrest 30 both sides are extended forward and are bent to the side 320 with radian, both sides, its underpart are provided with barb 310, its top is provided with several safety strap eyelet holes 330, be used for fixing the children of automobile seat and carry safety strap, the both sides, middle part are provided with fixed seat hole 325, and automobile safety seat belt passes fixed seat hole 325 the children of automobile seat is fixed on the automotive seat.Base 20 both sides extend upward handrail 210, base 20 rear sides are provided with a pair of groove 225 that matches with backrest barb 310, are provided with transverse axis 215 in the described groove 225, and backrest barb 310 is hooked on the transverse axis 215, backrest 30 is hinged by transverse axis 215 and base 20, and can rotate around transverse axis 215.Backrest 30 tops extend upward head rest adapter plate 340, described head rest adapter plate 340 is provided with a pair of longitudinally guiding groove 315, also be provided with 4 located lateral grooves 335 arranging from top to bottom between the guide groove 315, also be provided with the mounting hole 220 of child seat belt latching device on the base 20.
Head rest 40 both sides are bent to form cambered surface, and the arcwall face middle part of head rest 40 is provided with three rows totally 6 screw mounting holes 410.Gear shift plate 50 1 sides are provided with 6 guideposts 510 that match with head rest screw mounting hole 410, and described 6 guideposts 510 block respectively in a pair of longitudinally guiding groove 315 that is inserted in head rest adapter plate 340.Also be provided with an elasticity locating convex block 520 between the guidepost 510 of gear shift plate 50, elasticity locating convex block 520 bottom cantilevers are provided with, captive joint with elasticity locating convex block 520 by 3 longitudinal ribs 530 that are fixedly installed on the gear shift plate 50, make elasticity locating convex block 520 to swing, elasticity locating convex block 520 cards of gear shift plate 50 are inserted in arbitrary located lateral groove 335 of head rest adapter plate 340.Head rest 40 is arranged on head rest adapter plate 340 1 sides, and 6 tightening screws pass head rest 40, head rest adapter plate 340, captives joint with 6 guideposts 510 on the gear shift plate 50.
Before the utility model uses, unscrew earlier 6 tightening screws slightly, pull the lower edge of gear shift plate 50 gently, make elasticity locating convex block 520 break away from original located lateral groove 335, actual height slip-on head according to children leans on 40 upper-lower position, when arriving required height, unclamps the lower edge of gear shift plate 50, elasticity locating convex block 520 sticks in the new located lateral groove 335 under the elastic force effect of 3 longitudinal ribs 530, and head rest 40 is positioned on the new height.At last, tighten the adjustment that 6 tightening screws are finished head rest 40, the utility model is applicable to the children of body weight at 16-36Kg.
As shown in Figure 3, backrest 30 is rotated counterclockwise, side 320 downsides until backrest 30 are resisted against on the handrail 210 of base 20, automobile safety seat belt is passed the fixed seat hole 325 of backrest 30, the utility model is fixed on the automotive seat, after children are sitting in the child seat by bus, buckle well child seat belt and get final product.When automobile turning or when emergency occurring; the handrail 210 of the side 320 of backrest 30 both sides, the both sides of base 20 all plays a protective role to children's body both sides; the crooked cambered surface of head rest 40 both sides can be protected children head and cervical vertebra by actv.; children can be comfortable in loose relatively space ride in an automobile; the safety strap that child seat carries can be fixed in the eyelet hole 330 of diverse location on the backrest 30, to adapt to the children of different heights.Backrest 30 and base 20 adopt acrylic plastering to make, and guarantee that base 20 has higher strength and toughness and voltage endurance capability, and it is cracked to avoid child safety seat to be subjected to impacting the back effectively.
In addition to the implementation, the utility model can also have other to implement to protect the children's mode of taking, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.