A kind of adjusting mechanism of child safety seat
Technical field
Child safety seat technology is the utility model is related to, is specifically a kind of adjusting mechanism of child safety seat.
Background technology
Existing child safety seat generally comprises cushion part and back-rest, curved due to sitting expansion pad portion and back-rest intersection
Curvature is larger, and consideration, which is integrally formed, from technique is difficult, therefore most back-rest and cushion part are all hinged at present,
This articulated connection mode reliability is not high, and back-rest can be overturn before and after opposite cushion part, cause the intensity of junction not high, and
And it be easy to cause the loosening of safety seat fixation;
Base is more also set below cushion part, and cushion part is fixed on base, is set in the both sides of base rear portion
On ISO-FIX interface arrangements fixed seating, due to the reliability that safety seat is connected in view of seat with base, current youngster
Virgin safety seat can not freely adjust seat inclination angle, and most of only preset is equipped with two angles, since rear seat for vehicle is in the presence of poor
Different, this default obliquity structure using flexible is limited, it is impossible to safety seat is in most suitable or safest inclination angle.
Utility model content
The purpose of this utility model is to provide a kind of adjusting mechanism of child safety seat, between cushion part and base
Incidence regulating mechanism is provided with, incidence regulating mechanism sets multiple gears, can be directed to vehicle different angle and adjust to suitable angle
Degree, have it is rational in infrastructure, securely and reliably, it is easy to adjust the characteristics of.
Following technical scheme is used to achieve the above object:
A kind of adjusting mechanism of child safety seat, including seat body and base, it is characterised in that:In the seat
Incidence regulating mechanism is provided between body and base, the base includes base body, and base body is that centre is up and down
Perforative engraved structure, forms left and right framework in the left and right sides of hollow out, and left and right framework both ends are linked as one by forward and backward framework
Body, is provided with rail portion on the inside of left and right framework, and some locating slots, the incidence regulating mechanism are provided with rail portion
Including above-mentioned rail portion and connecting seat and sliding seat, the connecting seat is connected in the bottom of seat body, and sliding seat can
It is arranged on the bottom of seat body fore-aft travel;Connected between sliding seat and connecting seat by locating rod, before pulling sliding seat
It is movable afterwards, it may be such that locating rod moves up and down on connecting seat, the both sides of locating rod coordinate with the locating slot, and position
Bar can depart from locating slot when moving up;The connecting seat lower part is equipped with the lower guide part extended to both sides, guide part and rail portion
Bottom surface, the seat bottom be equipped with rail portion upper surface coordinate upper guide part;The rail portion arc knot
Structure, described coordinates between guide part and rail portion for cambered surface up and down.
Strip guide groove is offered in the sliding seat, connecting screw installs sliding seat through strip guide groove present
The bottom of chair body, sliding seat can be moved back and forth along strip guide groove, be also set up between sliding seat and seat body bottom
There is resetting apparatus.
The resetting apparatus is resetting spring, and resetting spring is installed in the reseting groove of seat body bottom, and reseting groove is
Three banding of one end open closes, and resetting spring is placed in reseting groove at the top of one end on the side wall of reseting groove, and the other end withstands on activity
On seat.
The movable base rear end offers tilt adjustment hole, and vertical adjusting hole is provided with the connecting seat, positioning
Bar is also cross tilt adjustment hole and vertical adjusting hole, by pulling the knob of sliding seat front end, may be such that locating rod along inclining
Slop regulation knothole is dynamic up and down in vertical adjusting hole, so that locating rod can depart from locating slot.
Bottom plate is equipped with the bottom of the base, bottom plate can close the hollow part of base body.
The seat body includes cushion part and back-rest, and concave part is provided with the bottom surface of cushion part, and described is upper
Guide part is arranged at left and right sides of concave part.
On described guide part correspond to opened up on the position at locating rod both ends it is fluted.
The fixing groove of connecting seat is additionally provided with the inside of guide part in concave part, is provided with and leads on front side of fixing groove
To lug boss, guide protrusion part is corresponding with the strip guiding groove location of sliding seat, and reset is provided with front side of guide protrusion part
Groove.
Metal gear plate is fixed with the inside of the rail portion, metal gear plate is provided with position corresponding with locating slot
Gear groove.
ISOFIX interface arrangements are provided with the rear end of the both sides of base, are provided between ISOFIX interface arrangements and base
Expansion locking mechanism;The expansion locking mechanism answers spring including draw ring, connect band, securing rod and position, and the draw ring leads to
Cross connect band to be connected with securing rod, draw ring is provided with the centre position of base rear portion, and the ISOFIX of securing rod and the left and right sides connects
Mouth device is vertically arranged, and the gear groove coordinated with securing rod, effect of the securing rod in spring are equipped with the top of ISOFIX interface arrangements
Keep and ISOFIX interface arrangement top contacts.
Longitudinal fluting is provided with the both sides of the bottom of the base, base is run through in longitudinal fluting rear end, described
ISOFIX interface arrangements are installed in longitudinal fluting by fixing sleeve, and the connectors of ISOFIX interface arrangements is from longitudinal fluting rear end
Mouth extends back;Guide groove is additionally provided with the outside of the longitudinal fluting, the securing rod both ends and spring are accommodating
In in securing rod guide groove, spring one end is withstood on the roof of guide groove, and the other end is withstood on securing rod.
The utility model is coordinated by guide part in guide part under connecting seat and cushion part and rail portion, and connecting seat is fixed on
The bottom of cushion part puts cushion part positioning in rail portion so as to this complete lower guide part, and cushion part is limited in rail portion
On, and drive locating rod to move up and down by sliding seat, when locating rod departs from locating slot, cushion part can live relative to base
Dynamic, due to being that cambered surface coordinates between cushion part and rail portion, the cambered surface in cushion part follows track portion realizes that seat inclines when moving
The adjustment at angle;The utility model have it is rational in infrastructure, securely and reliably, it is easy to adjust the characteristics of.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model;
Fig. 2 is the internal structure schematic diagram of the utility model;
Fig. 3 is the structure diagram of the utility model base;
Fig. 4 is the other direction structure diagram of the utility model base;
Fig. 5 is the structure diagram of the utility model cushion part bottom;
Fig. 6 is the utility model cushion part and the cooperation schematic diagram of incidence regulating mechanism;
Fig. 7 is the structure diagram of the utility model base bottom;
Fig. 8 is the section components structure diagram of the utility model base;
Fig. 9 is the structure diagram that the utility model ISOFIX interface arrangements coordinate with securing rod.
Embodiment
As shown in figs 1-9, a kind of adjusting mechanism of child safety seat, including seat body 1 and base 2, its feature exist
In:Incidence regulating mechanism is provided between the seat body 1 and base 2, the base 2 includes base body 21,
Base body 21 is perforative engraved structure above and below centre is, left and right framework, left and right framework are formed in the left and right sides of hollow out
Both ends are connected as a single entity by forward and backward framework, and rail portion 22 is provided with the inside of left and right framework, if being provided with rail portion 22
Dry locating slot 23, the incidence regulating mechanism include above-mentioned rail portion 22 and connecting seat 3 and sliding seat 5, the company
Joint chair 3 is connected in the bottom of seat body 1, and sliding seat 5 can be arranged on the bottom of seat body 1 fore-aft travel;5 He of sliding seat
Connected between connecting seat 3 by locating rod 6, pull 5 fore-aft travel of sliding seat, may be such that locating rod 6 on connecting seat 3 on move down
Dynamic, the both sides of locating rod 6 coordinate with the locating slot 23, and when locating rod 6 moves up can depart from locating slot 23;The company
3 lower part of joint chair is equipped with the lower guide part 31 extended to both sides, lower guide part 31 and the bottom surface of rail portion 22, the seat
Bottom is equipped with the upper guide part 13 coordinated with 22 upper surface of rail portion;22 arcuate structure of rail portion, it is described upper and lower to lead
To being that cambered surface coordinates between portion and rail portion 22, the front side of base 2 is conveniently stretched out one's hand equipped with opening 20 pulls sliding seat 5.
Strip guide groove 51 is offered in the sliding seat 5, connecting screw pacifies sliding seat 5 through strip guide groove 51
Mounted in the bottom of seat body 1, sliding seat 5 can be moved back and forth along strip guide groove 51, in sliding seat 5 and 1 bottom of seat body
Resetting apparatus is additionally provided between portion.
The resetting apparatus is resetting spring, and resetting spring is installed in 1 bottom reseting groove 15 of seat body, reseting groove
15 close for three banding of one end open, and resetting spring is placed in reseting groove 15 at the top of one end on the side wall of reseting groove, other end top
In sliding seat 5.
5 rear end of sliding seat offers tilt adjustment hole 52, and vertical adjusting hole is provided with the connecting seat 3
32, locating rod, by pulling the knob of 5 front end of sliding seat, may be such that also cross tilt adjustment hole 52 and vertical adjusting hole 32
Locating rod 6 is moved up and down along tilt adjustment hole 52 in vertical adjusting hole 32, so that locating rod 6 can depart from locating slot
23。
Bottom plate 25 is equipped with the bottom of the base 2, bottom plate 25 can close the hollow part of base body 21.
The seat body 1 includes cushion part 11 and back-rest 12, and the bottom surface of cushion part 11 is provided with concave part 16,
The upper guide part 13 is arranged on the left and right sides of concave part 16.
Guide part 13 corresponds to and opens up fluted 17 on the position at 6 both ends of locating rod on described.
The fixing groove 18 of connecting seat 3 is additionally provided with positioned at the inner side of upper guide part 13 in concave part 16, fixing groove 18
Front side is provided with guide protrusion part 19, and guide protrusion part 19 is corresponding with 51 position of strip guide groove of sliding seat 5, guide protrusions
The front side in portion 19 is provided with reseting groove 15.
Metal gear plate 28, metal gear plate 28 and 23 corresponding position of locating slot are fixed with the inner side of rail portion 22
Put and be provided with gear groove.
ISOFIX interface arrangements 7 are provided with the rear end of the both sides of base 2, are set between ISOFIX interface arrangements 7 and base 2
It is equipped with expansion locking mechanism 8;The expansion locking mechanism includes draw ring 81, connect band 82, securing rod 83 and spring, described
Draw ring 81 is connected by connect band 82 with securing rod 83, and draw ring 81 is provided with the centre position at 2 rear portion of base, securing rod 83 and a left side
The ISOFIX interface arrangements 7 of right both sides are vertically arranged, and the top of ISOFIX interface arrangements 7 is equipped with the gear groove coordinated with securing rod 83
71, securing rod 83 is kept and 7 top contact of ISOFIX interface arrangements in the effect of spring.
Longitudinal fluting 26 is provided with the both sides of the bottom of the base 2, base 2, institute are run through in 26 rear end of longitudinal fluting
The ISOFIX interface arrangements 7 stated are installed in longitudinal fluting 26 by fixing sleeve, and the connectors of ISOFIX interface arrangements 7 is from longitudinal direction
26 rear port of groove extends back;The outside of the longitudinal fluting 26 is additionally provided with guide groove 27,83 liang of the securing rod
End and spring are placed in guide groove 27, and spring one end is withstood on the roof of guide groove 27, and the other end withstands on securing rod 83
On.
The utility model is coordinated by guide part in guide part under connecting seat and cushion part and rail portion, and connecting seat is fixed on
The bottom of cushion part puts cushion part positioning in rail portion so as to this complete lower guide part, and cushion part is limited in rail portion
On, connection is reliable preferable;Sliding seat is pulled during adjustable inclination, sliding seat moves so that tilt adjustment hole and vertical adjusting hole intersect
Change, so that locating rod position moves up and down, when locating rod, which moves up, departs from locating slot, cushion part can be the bottom of relative to
Seat activity, due to being that cambered surface coordinates between cushion part and rail portion, the cambered surface in cushion part follows track portion realizes seat when moving
The adjustment at chair inclination angle, adjusts recession in place and puts active force in sliding seat, locating rod comes back to shelves under the action of resetting spring
Positioning action is played on the groove of position;The incidence regulating mechanism of the utility model is rational in infrastructure, and safe and reliable, tune is connected between each component
Section is convenient to.
In addition the expansion locking mechanism of ISOFIX interface arrangements is arranged on the back side of seat, such child by the utility model
It is not susceptible to and touches when on the safety seat of seat, avoids child from going the generation of operation expansion locking mechanism event because of curiosity;
The utility model expansion locking mechanism is simpler at the same time, only draw ring, connect band, securing rod and spring, operation simple in structure
It is convenient.