CN217778446U - Supporting leg adjusting mechanism and child safety seat - Google Patents

Abstract

The utility model discloses a supporting leg adjustment mechanism and children's safety seat, be equipped with first locating hole on this mechanism's supporting leg outer tube, be equipped with the second locating hole of a plurality of and first locating hole looks adaptation on the supporting leg inner tube, supporting leg inner tube slidable sets up in the supporting leg outer tube, the cover is equipped with the sliding closure on the supporting leg outer tube, adjustment button's both sides are equipped with the sliding tray, the rotatory round pin passes in the sliding closure is fixed in behind gear iron sheet and the sliding tray, one side card of gear iron sheet is gone into in first locating hole, the opposite side of gear iron sheet is equipped with first resilient means, first resilient means's both ends respectively with gear iron sheet and supporting leg inner tube butt, it is equipped with second resilient means to press from both sides between gear iron sheet and adjustment button, second resilient means's both ends respectively with sliding closure and adjustment button butt, the inboard of keeping away from first locating hole on the sliding closure is provided with the link block with the adjustment button butt. The utility model discloses improved test safety and simple structure when guaranteeing that the supporting leg gear is adjusted smoothly.

Description

Supporting leg adjusting mechanism and child safety seat

Technical Field

The utility model relates to a children's safety seat technical field especially relates to a supporting leg adjustment mechanism and children's safety seat.

Background

In order to ensure the safety of children when riding, the child safety seat is widely applied to daily travel. Be equipped with the ISOFIX subassembly on children's safety seat's the base, ISOFIX interface on ISOFIX subassembly and the car seat docks the after-fixing, consider the vehicle collision, the condition such as turn on one's side, in order to guarantee safety seat's stability, can add the supporting leg that falls on the vehicle floor at the front end of base, through three point fixation in order to strengthen safety seat's steadiness, however because motorcycle type size and the difference of car seat height, make the supporting leg design into extending structure usually, but in children's safety seat collision test, the supporting leg that has extending structure often can be because inertia is elongated, is regarded as the test unqualified.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a supporting leg adjustment mechanism and children's safety seat when guaranteeing that the supporting leg gear is adjusted smoothly, has improved test safety and simple structure, is suitable for a large amount of promotions.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a supporting leg adjustment mechanism, includes supporting leg outer tube, supporting leg inner tube, sliding closure, rotatory round pin, adjustment button and gear iron sheet, be provided with first locating hole on the supporting leg outer tube, be provided with the second locating hole of a plurality of and first locating hole looks adaptation on the supporting leg inner tube, supporting leg inner tube slidable sets up in the supporting leg outer tube, the cover is equipped with the sliding closure on the supporting leg outer tube, adjustment button's both sides set up the sliding tray, rotatory round pin passes in gear iron sheet and the sliding tray after-fixing in the sliding closure, one side card of gear iron sheet is gone into in the first locating hole, the opposite side of gear iron sheet is provided with first resilient means, first resilient means's both ends respectively with gear iron sheet and supporting leg inner tube butt, it is equipped with second resilient means to press from both sides between gear iron sheet and adjustment button, the both ends of second resilient means respectively with sliding closure and adjustment button butt, the inboard of keeping away from first locating hole on the sliding closure is provided with the link block with the adjustment button butt.

Preferably, the first elastic device and the second elastic device are both springs.

Preferably, the sliding cover comprises an upper cover and a lower cover, and the upper cover and the lower cover are assembled and installed on the outer pipe of the support leg.

Preferably, the top of the adjusting button is provided with an inclined surface or an arc surface inclined towards the first positioning hole.

Preferably, the lowest point of the inclined surface or the cambered surface is in the same horizontal plane with the outer surface of the sliding cover.

Preferably, a projection is arranged on the outer surface of the sliding cover far away from the first positioning hole.

Preferably, the top of the bump is 0.5mm to 3mm higher than the top of the adjusting button.

Preferably, a plurality of the second positioning holes are distributed at equal intervals.

A child safety seat is provided with a support leg adjustment mechanism as described in any one of the above.

Based on the technical scheme, the beneficial effects of the utility model are that: the utility model discloses an add two and say the keying structure, add promptly with adjustment button matched with link stopper and second resilient means, when guaranteeing that the supporting leg gear is adjusted smoothly, improved test safety and simple structure, be suitable for a large amount of promotions.

Drawings

The following describes the embodiments of the present invention in further detail with reference to the attached drawings.

FIG. 1 is an exploded view of a support leg adjustment mechanism in one embodiment;

FIG. 2 is a schematic diagram of a support leg adjustment mechanism in one embodiment;

FIG. 3 is a cross-sectional view of a support leg adjustment mechanism in a locked state according to one embodiment;

FIG. 4 is a cross-sectional view of an unlocked state of a support leg adjustment mechanism of one embodiment 1;

FIG. 5 is a cross-sectional view of an unlocked state of a support leg adjustment mechanism in one embodiment 2;

FIG. 6 is a cross-sectional view of an embodiment of a support leg adjustment mechanism in an adjusted state.

In the figures, the various reference numbers are:

1. supporting leg outer tubes; 11. a first positioning hole; 2. support leg inner tubes; 21. a second positioning hole; 3. an upper cover; 31. a stop block; 32. a bump; 4. a lower cover; 5. an adjustment button; 51. a sliding groove; 6. a gear iron sheet; 7. a rotation pin; 8. a first elastic device; 9. and a second elastic device.

Detailed Description

In order to illustrate the present invention more clearly, the present invention will be further described with reference to preferred embodiments. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 6, the present embodiment provides a supporting leg adjusting mechanism, which includes a supporting leg outer tube 1, a supporting leg inner tube 2, a sliding cover, a rotating pin 7, an adjusting button 5 and a gear iron sheet 6, wherein a first positioning hole 11 is provided on the supporting leg outer tube 1, a plurality of second positioning holes 21 adapted to the first positioning hole 11 are provided on the supporting leg inner tube 2, the plurality of second positioning holes 21 are distributed at equal intervals, the supporting leg inner tube 2 is slidably disposed in the supporting leg outer tube 1, the sliding cover is sleeved on the supporting leg outer tube 1, sliding grooves 51 are provided on two sides of the adjusting button 5, and the rotating pin 7 is fixed in the sliding cover after passing through the gear iron sheet 6 and the sliding grooves 51, so that the adjusting button 5 can move left and right in the sliding cover along the sliding grooves 51; one side card of gear iron sheet 6 is gone into in the first locating hole 11, the opposite side of gear iron sheet 6 is provided with first resilient means 8, first resilient means 8's both ends respectively with gear iron sheet 6 and 2 butts in the supporting leg inner tube, press from both sides the second resilient means 9 that is equipped with the level setting between gear iron sheet 6 and adjustment button 5, the both ends of second resilient means 9 respectively with sliding closure and 5 butts of adjustment button, the last one side of keeping away from first locating hole 11 of sliding closure is provided with the link stopper with 5 butts of adjustment button.

In this embodiment, when the length of the supporting leg needs to be adjusted, the adjusting button 5 needs to be slid to the left to the unlocking state shown in fig. 4 and 5, and when the adjusting button 5 is separated from the upper side of the stopper 31, the adjusting button 5 can be rotated. By pressing the adjusting button 5, the gear iron sheet 6 rotates counterclockwise by a certain angle in the sliding cover, at this moment, the right side of the gear iron sheet 6 is separated from the second positioning hole 21, the sliding cover can be pushed, the supporting leg inner tube 2 is displaced relative to the supporting leg outer tube 1, and enters the adjusting state shown in fig. 6, the adjusting button 5 is loosened when the proper height is to be adjusted, due to the restoring forces of the first elastic device 8 and the second elastic device 9, the adjusting button 5 can automatically reset, the right side of the gear iron sheet 6 is clamped into the corresponding second positioning hole 21 on the supporting leg inner tube 2, the height adjustment of the supporting leg is completed, the adjusting button 5 is positioned right above the stopper 31 again, at this moment, the adjusting button 5 cannot rotate, the right side on the gear iron sheet 6 can be clamped into the second positioning hole 21 of the supporting leg inner tube 2 all the time, and thus the movement between the outer tubes (1, 2) in the locking supporting leg forms the locking state shown in fig. 2 and 3. In this embodiment, the first elastic device 8 and the second elastic device 9 are both springs, but the invention is not limited thereto, and other materials can be used according to actual requirements.

In an embodiment of the supporting leg adjusting mechanism, the sliding cover comprises an upper cover 3 and a lower cover 4, and the upper cover 3 and the lower cover 4 are installed on the supporting leg outer tube 1 in an assembling fit mode.

In the supporting leg adjusting mechanism of an embodiment, the top of the adjusting button 5 is provided with an inclined plane inclined towards the first positioning hole 11, the lowest point of the inclined plane and the outer surface of the sliding cover are in the same horizontal plane, force is applied to the inclined plane so as to press the adjusting button 5, and the lowest point of the inclined plane and the outer surface of the supporting leg outer tube 1 are in the same horizontal plane, so that the whole body is attractive.

In one embodiment of the supporting leg adjusting mechanism, the outer surface of the sliding cover far away from the first positioning hole 11 is provided with a lug 32, the top of the lug 32 is 1mm higher than the top of the adjusting button 5, and foreign objects are blocked from being accidentally acted on the adjusting button 5, so that the adjusting button 5 is further prevented from being triggered by mistake.

In an embodiment, the automobile safety seat is provided with a supporting leg adjusting mechanism in any one of the above embodiments.

The above description is only the preferred embodiment of the supporting leg adjusting mechanism and the child safety seat disclosed in the present invention, and is not intended to limit the protection scope of the embodiments of the present disclosure. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the embodiments of the present disclosure should be included in the protection scope of the embodiments of the present disclosure.

Claims (9)

1. The utility model provides a supporting leg adjustment mechanism, its characterized in that, includes supporting leg outer tube, supporting leg inner tube, sliding closure, rotatory round pin, adjustment button and gear iron sheet, be provided with first locating hole on the supporting leg outer tube, be provided with the second locating hole of a plurality of and first locating hole looks adaptation on the supporting leg inner tube, supporting leg inner tube slidable sets up in the supporting leg outer tube, the cover is equipped with the sliding closure on the supporting leg outer tube, adjustment button's both sides set up the sliding tray, rotatory round pin passes in gear iron sheet and the sliding tray after-fixing in the sliding closure, one side card of gear iron sheet is gone into in the first locating hole, the opposite side of gear iron sheet is provided with first resilient means, first resilient means's both ends respectively with gear iron sheet and inner tube butt, it is equipped with second resilient means to press from between gear iron sheet and adjustment button, the both ends of second resilient means respectively with sliding closure and adjustment button butt, the inboard of keeping away from first locating hole on the sliding closure is provided with the link block with the adjustment button butt.

2. The support leg adjustment mechanism of claim 1, wherein the first and second resilient means are springs.

3. The support leg adjustment mechanism of claim 1, wherein the sliding cover comprises an upper cover and a lower cover, the upper cover and the lower cover are assembled and mounted on the support leg outer tube.

4. The support leg adjusting mechanism as claimed in claim 1, wherein the top of the adjusting button is provided with a slope or a cambered surface inclined toward the first positioning hole.

5. The support leg adjustment mechanism as claimed in claim 4, wherein the lowest point of the slope or arc is at the same level as the outer surface of the sliding cover.

6. The support leg adjustment mechanism as claimed in claim 1, wherein the sliding cover is provided with a protrusion on an outer surface thereof remote from the first positioning hole.

7. The support leg adjusting mechanism as claimed in claim 6, wherein the top of the projection is 0.5mm to 3mm higher than the top of the adjusting button.

8. The support leg adjustment mechanism as claimed in claim 1, wherein the second positioning holes are equally spaced apart.

9. A child safety seat characterised in that a support leg adjustment mechanism as claimed in any one of claims 1 to 8 is provided on the child safety seat.

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