CN114851927A

CN114851927A - Children's safety seat and ISOFIX telescopic adjusting mechanism thereof

Info

Publication number: CN114851927A
Application number: CN202110076425.0A
Authority: CN
Inventors: 刘祖建
Original assignee: Baoju Switzerland Co ltd
Current assignee: Baoju Switzerland Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2022-08-05

Abstract

The invention discloses an ISOFIX (International standards organization FIX) telescopic adjusting mechanism which comprises an ISOFIX component, a clamping pin, an operating part and a resetting part, wherein the ISOFIX component is arranged on the ISOFIX component; the ISOFIX component is telescopically connected to a base of the infant carrier and is provided with a plurality of clamping holes arrayed along the telescopic direction; the clamping pin is movably arranged on the base and provided with a first position and a second position which are opposite, and the clamping pin can be separately clamped in the clamping hole; the operating piece is movably connected to the base along the telescopic direction and comprises a driving part connected to the clamping pin, and the clamping pin is driven to move between a first position and a second position by the driving part when the operating piece moves; the reset piece is abutted to the operating piece or the clamping pin, and the reset piece enables the clamping pin to have a trend of moving towards the first position constantly. This ISOFIX telescopic adjusting mechanism's simple structure, convenient operation can conveniently realize the synchronous flexible regulation of both sides ISOFIX. The invention also discloses a child safety seat with the ISOFIX telescopic adjusting mechanism.

Description

Children's safety seat and ISOFIX telescopic adjusting mechanism thereof

Technical Field

The invention relates to the technical field of infant carriers, in particular to a child safety seat and an ISOFIX (International standards organization FIX) telescopic adjusting mechanism thereof.

Background

One common structure for mounting a child safety seat on a car seat is an ISOFIX (International Standards Organization FIX) connection structure, that is, the mounting is achieved by connecting an ISOFIX lock provided on the child safety seat to an anchor provided on the car seat. In addition, the child safety seat is fixed by using a diagonal shoulder belt (sometimes only a waist belt) after being mounted on the car seat. However, different vehicle models have different seat shapes, seat belt lengths and fastening methods, which all result in the position of the child safety seat on the vehicle seat being adjusted so as not to be unstable in installation either forward or backward.

The most its flexible length of adjustable ISOFIX latch fittings that set up on current children's safety seat, one of them is unilateral scalable structure, and both sides ISOFIX latch fittings stretch out and draw back the regulation respectively promptly, and the alignment of the anchor on convenient and car seat inserts, nevertheless separately adjusts and leads to complex operation, and another kind is two and adjusts the structure simultaneously, nevertheless has the defect that structural design is complicated.

Therefore, it is necessary to provide a child safety seat and an ISOFIX telescopic adjusting mechanism thereof, which have simple structure and convenient operation and can realize simultaneous adjustment of ISOFIX components on two sides, so as to solve the above-mentioned deficiencies of the prior art.

Disclosure of Invention

The invention aims to provide an ISOFIX telescopic adjusting mechanism which is simple in structure and convenient to operate and can realize simultaneous adjustment of ISOFIX components on two sides.

It is another object of the present invention to provide a child safety seat that is simple in construction, easy to operate, and allows for simultaneous adjustment of the ISOFIX components on both sides.

In order to achieve the purpose, the technical scheme of the invention is as follows: the ISOFIX telescopic adjusting mechanism is arranged on a base of an infant carrier and comprises an ISOFIX component, a clamping pin, an operating piece and a resetting piece; the ISOFIX component is telescopically connected to the base and provided with a plurality of clamping holes arranged along the telescopic direction; the clamping pin is movably arranged on the base and provided with a first position and a second position which are opposite to each other, the clamping pin is clamped in the clamping hole when located at the first position, and the clamping pin is separated from the clamping hole when located at the second position so as to allow the ISOFIX assembly to be adjusted in a telescopic mode; the operating piece is movably connected to the base along the telescopic direction and comprises a driving part connected to the clamping pin, and when the operating piece moves, the clamping pin is driven to move between a first position and a second position along the action direction staggered in the telescopic direction by the driving part; the reset piece is abutted to the operating piece or the clamping pin, and the reset piece enables the clamping pin to have a trend of moving towards the first position constantly.

Preferably, the driving portion is provided with a chute, one end of the engaging pin is slidably connected to the chute through the connecting member, and the driving portion acts on the connecting member through the chute when moving to drive the engaging pin to move in the acting direction.

Preferably, the connecting member is disposed perpendicular to the engaging pin.

Preferably, the driving portion is provided with two symmetrical chutes, the two chutes are in a splayed shape, and each chute is connected with a clamping pin.

Preferably, the driving portion further defines a receiving groove extending along the extending direction, the reset member is received in the receiving groove, and two ends of the reset member are respectively abutted to the driving portion and the base.

Preferably, one end of the base and one end of the accommodating groove are respectively provided with positioning protrusions protruding in opposite directions, and two ends of the reset piece are respectively sleeved on the two positioning protrusions.

Preferably, one end of the operating part, which is far away from the driving part, forms an operating part, the operating part is exposed out of the base, and the operating part can drive the operating part to move when being stressed.

Preferably, a sliding fit guide groove and a guide member are further arranged between the operating member and the base, and the guide groove extends along the telescopic direction.

Preferably, the telescopic adjustment mechanism for the ISOFIX further comprises a limiting part fixed on the base, a limiting groove extending along the acting direction is formed in the limiting part, and the connecting piece penetrates through the limiting groove.

Preferably, the limiting groove and the chute form an included angle.

Preferably, this ISOFIX subassembly includes parallel arrangement's two supports, connects the synchronizing bar between two supports, drives the synchronous flexible regulation of two supports through the synchronizing bar, and the support is used for installing the ISOFIX latch fitting.

Preferably, the two brackets are correspondingly provided with a plurality of engaging holes.

Preferably, this flexible adjustment mechanism of ISOFIX is still including being fixed in the base support of base, offers the through-hole that supplies the block pin to remove to wear to establish on the base support.

Preferably, the synchronization rod or bracket is slidably connected to the base bracket.

Correspondingly, the invention also provides a child safety seat which comprises a base, a seat body arranged on the base and the ISOFIX telescopic adjusting mechanism.

Compared with the prior art, the ISOFIX telescopic adjusting mechanism has the advantages that the clamping pin is clamped with the clamping hole in the ISOFIX component to position the ISOFIX component, and the clamping pin can be driven to move along the action direction staggered with the telescopic direction of the clamping pin through the movement of the operating part to be separated from the clamping hole, so that the ISOFIX component can be telescopically adjusted relative to the base. This ISOFIX telescopic adjusting mechanism's simple structure, convenient operation can conveniently realize the synchronous flexible regulation of both sides ISOFIX latch fitting. Correspondingly, the child safety seat with the ISOFIX telescopic adjusting mechanism also has the same technical effect.

Drawings

Fig. 1 is a schematic view of the construction of the child safety seat of the present invention.

Fig. 2 is a schematic structural view of the base in fig. 1.

Fig. 3 is a schematic structural view of fig. 2 with a lower cover of the base removed.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is an enlarged schematic view of a portion B in fig. 3.

Fig. 6 is a cross-sectional view of fig. 2.

Fig. 7 is an enlarged schematic view of a portion C in fig. 6.

Detailed Description

Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements. The ISOFIX telescopic adjustment mechanism 100 provided by the present invention is mainly applied to an infant carrier, and is used for telescopic adjustment of an ISOFIX lock of the infant carrier, but is not limited thereto, and the ISOFIX telescopic adjustment mechanism 100 of the child safety seat 1 is described below as an example.

Referring to fig. 1-2, the child safety seat 1 provided by the present invention includes an ISOFIX telescopic adjustment mechanism 100, a base 200, and a seat body 300, wherein the seat body 300 is mounted on the upper portion of the base 200, and the mounting manner between the two is conventional in the art and will not be described in detail, and the ISOFIX telescopic adjustment mechanism 100 is mounted on the bottom of the base 200 for realizing telescopic adjustment of an ISOFIX lock 133 (described in detail later) relative to the base 200.

More specifically, the bottom of the base 200 is provided with a lower cover 210, a space for the ISOFIX telescopic adjusting mechanism 100 to be installed is provided between the base 200 and the lower cover 210, and the two ISOFIX locking pieces 133 protrude out of the lower cover 210 and protrude to the rear of the base 200, so that the ISOFIX telescopic adjusting mechanism 100 can realize synchronous telescopic adjustment of the two ISOFIX locking pieces 133, and the adjusted two ISOFIX locking pieces 133 can be positioned.

Referring to fig. 2 to 7, an ISOFIX telescopic adjustment mechanism 100 of the present invention includes an operation member 110, a latch pin 120, an ISOFIX component 130, and a reset member 140. Wherein, the ISOFIX component 130 is telescopically connected to the base 200 and is provided with a plurality of engaging holes 130a arranged along the telescopic direction thereof; the engaging pin 120 is movably mounted on the base 200 and has a first position and a second position opposite to each other, the engaging pin 120 is engaged in one of the engaging holes 130a when located at the first position to prohibit the ISOFIX component 130 from moving telescopically, and the engaging pin 120 is disengaged from the engaging hole 130a when moved to the second position to allow the ISOFIX component 130 to adjust telescopically; the operating element 110 is movably connected to the base 200 along the telescopic direction and includes a driving part 111 connected to the engaging pin 120, and when the operating element 110 moves, the driving part 111 drives the engaging pin 120 to move between a first position and a second position along an acting direction crossing the telescopic direction; the reset member 140 abuts against the operation member 110 or the engagement pin 120, and the reset member 140 constantly tends to move the engagement pin 120 toward the first position.

As shown in fig. 3-4, the ISOFIX assembly 130 of the present invention includes two parallel brackets 131, a synchronization rod 132 connected between the two brackets 131, and ISOFIX locking pieces 133 fixed to the ends of the brackets 131, each bracket 131 is provided with a plurality of engaging holes 130a at intervals, the engaging holes 130a provided on the two brackets 131 correspond to each other, the engaging pin 120 is selectively engaged in any one of the engaging holes 130a to position the ISOFIX assembly 130, when the engaging pin 120 is disengaged from the engaging hole 130a, the synchronization rod 132 drives the two brackets 131 to synchronously slide along the base 200, thereby realizing synchronous telescopic adjustment of the two ISOFIX locking pieces 133.

Referring to fig. 3 to 7, the driving part 111 is provided with two symmetrical inclined grooves 1111, the two inclined grooves 1111 are disposed in a splay shape, that is, the two inclined grooves 1111 are gradually inclined and away from a symmetrical center line therebetween along a direction indicated by an arrow F1 in fig. 6, so that the two inclined grooves 1111 form an angle with the extending and retracting direction, the two engaging pins 120 are respectively connected to the two inclined grooves 1111, and when the driving part 111 moves along the direction indicated by the arrow F1, the inclined grooves 1111 act on the engaging pins 120 to drive the engaging pins 120 to move in the acting direction, that is, the two engaging pins 120 are synchronously moved between the first position and the second position.

More specifically, one end of each engaging pin 120 is slidably connected to an inclined groove 1111 through a connecting member 121 (see fig. 7), the connecting member 121 is perpendicular to the engaging pin 120, the connecting member 121 and the engaging pin 120 can be integrally or separately formed, in one embodiment, the connecting member 121 is a rivet, a cylinder or other pin member, is fixedly inserted through one end of the engaging pin 120 by the connecting member 121 and is slidably connected to the inclined groove 1111, when the driving part 111 moves in the direction indicated by the arrow F1 in fig. 3 and 6, the inclined groove 1111 acts on the connecting member 121 to drive the engaging pin 120 to slide, and the two engaging pins 120 slide toward each other, so that the other ends of the two engaging pins 120 are synchronously disengaged from the engaging holes 130a, accordingly, when the driving part 111 moves in the direction indicated by the arrow F1 in fig. 3 and 6, the inclined groove 1111 drives the connecting member 121 to slide the two engaging pins 120 in opposite directions, the engagement with the engagement hole 130a is realized.

Referring to fig. 3-4 again, the ISOFIX telescopic adjustment mechanism 100 further includes two limiting members 150, the two limiting members 150 are respectively fixed to the base 200, each limiting member 150 is provided with a limiting groove 151 extending along the aforementioned action direction, that is, the extending direction of the limiting groove 151 is perpendicular to the aforementioned extending direction, the limiting groove 151 and the chute 1111 are arranged at an included angle, the connecting member 121 is slidably disposed in the limiting groove 151, when the chute 1111 drives the connecting member 121 to move, the connecting member 121 slides along the limiting groove 151, and the limiting groove 151 limits and guides the movement of the connecting member 121.

Referring to fig. 3-7 again, the driving portion 111 of the operating element 110 further defines an accommodating groove 1112 extending along the extending and retracting direction, the reset element 140 is accommodated in the accommodating groove 1112, and two ends of the reset element are respectively abutted against the driving portion 111 and the base 200, so that the reset element 140 is deformed when the operating element 110 moves.

More specifically, the base 200 is provided with a protrusion 230, a positioning protrusion 231 is protruded from a side portion of the protrusion 230, the receiving groove 1112 of the driving portion 111 is clamped outside the protrusion 230, and another positioning protrusion 1113 is disposed at an end of the receiving groove 1112 corresponding to the protrusion 230, that is, the positioning protrusion 1113 at an end portion of the receiving groove 1112 and the positioning protrusion 231 on the protrusion 230 are protruded oppositely, the reset element 140 is received in the receiving groove 1112, and two ends of the reset element are respectively sleeved on the two

positioning protrusions

231 and 1113.

As shown in fig. 3-6, an operating portion 112 is formed at an end of the operating element 110 away from the driving portion 111, and the operating portion 112 can drive the operating element 110 to move when a force is applied. In addition, a sliding-fit guide groove and a guide member are further disposed between the operating element 110 and the base 200, the guide groove extends along the aforementioned telescopic direction, in this embodiment, the guide groove 113 is disposed on the operating element 110, the guide member 160 is disposed in the guide groove 113 and fixed on the base 200, and when the operating element 110 slides, the guide groove 113 moves along the guide member 160, so as to guide and position the operating element 110 in a sliding manner.

Referring to fig. 3-7 again, two base brackets 220 are fixed on the base 200, each base bracket 220 has a through hole (not numbered) corresponding to the engaging pin 120 for the engaging pin 120 to pass through, and the engaging pin 120 slides in the through hole to be detachably engaged with the engaging hole 130 a.

In addition, the two base brackets 220 are further provided with sliding grooves (not numbered) extending along the telescopic direction, the synchronizing rod 132 of the ISOFIX assembly 130 slidably penetrates through the sliding grooves of the two base brackets 220, and when the position of the ISOFIX assembly 130 is adjusted, the synchronizing rod 132 slides along the sliding grooves of the base brackets 220 to realize guiding.

The following description will discuss the telescopic adjustment of the ISOFIX telescopic adjustment mechanism 100 on the child safety seat 1, taking the example as shown in fig. 1 to 7.

During adjustment, the operating portion 112 of the operating member 110 is pulled to slide along the direction indicated by the arrow F1 in fig. 3 and 6, in this process, the reset member 140 is compressed and deformed, and the inclined groove 1111 of the driving portion 111 generates a driving force to the connecting member 121 on the engaging pin 120, so as to drive the two engaging pins 120 to synchronously slide toward each other and separate from the engaging holes 130a on the bracket 131, and at this time, the ISOFIX assembly 130 can be pushed and pulled to slide the synchronizing rod 132 along the base bracket 220, so as to synchronously extend and retract the two ISOFIX locking members 133.

When the ISOFIX assembly 130 is adjusted, the operation portion 112 is released, the reset member 140 is deformed, and the driving operation member 110 is reset, that is, the driving operation member 110 slides in the direction indicated by the arrow F1 in fig. 3 and 6, so that the inclined grooves 1111 of the driving portion 111 drives the two engaging pins 120 to slide in the opposite directions again and engage with the corresponding engaging holes 130a, thereby positioning the ISOFIX assembly 130 again.

In summary, in the ISOFIX telescopic adjustment mechanism 100 of the present invention, the engagement pin 120 is engaged with the engagement hole 130a of the ISOFIX component 130 to position the ISOFIX component, and the movement of the operation member 110 drives the engagement pin 120 to move along the action direction crossing the telescopic direction thereof to disengage from the engagement hole 130a, so that the ISOFIX component 130 can be telescopically adjusted relative to the base 200. This ISOFIX telescopic adjusting mechanism 100's simple structure, convenient operation can conveniently realize the synchronous flexible regulation of both sides ISOFIX latch fitting 133.

Correspondingly, the child safety seat 1 with the ISOFIX telescopic adjustment mechanism 100 also has the same technical effect.

The construction of the rest of the child safety seat 1 according to the invention is conventional and well known to those skilled in the art and will not be described in detail here.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.

Claims

1. The utility model provides a flexible adjustment mechanism of ISOFIX, installs in the base of infant's carrier, its characterized in that includes:

the ISOFIX component is telescopically connected to the base and is provided with a plurality of clamping holes arranged along the telescopic direction of the base;

the clamping pin is movably arranged on the base and provided with a first position and a second position which are opposite to each other, the clamping pin is clamped in the clamping hole when located at the first position, and the clamping pin is separated from the clamping hole when located at the second position so as to allow the ISOFIX component to be adjusted in a telescopic mode;

the operating piece is movably connected to the base along the telescopic direction and comprises a driving part connected to the clamping pin, and when the operating piece moves, the driving part drives the clamping pin to move between the first position and the second position along an acting direction crossed with the telescopic direction;

and the resetting piece is abutted against the operating piece or the clamping pin, and the resetting piece enables the clamping pin to have a trend of moving towards the first position constantly.

2. The ISOFIX telescopic adjustment mechanism of claim 1, wherein the driving portion has a chute, one end of the engaging pin is slidably connected to the chute via a connecting member, and when the driving portion moves, the driving portion acts on the connecting member via the chute to drive the engaging pin to move in the acting direction.

3. The ISOFIX telescoping adjustment mechanism of claim 2, wherein the connector is disposed perpendicular to the snap pin.

4. The ISOFIX telescopic adjustment mechanism of claim 2, wherein said driving portion has two symmetrical chutes, said two chutes are splayed, and each chute is connected to one of said engaging pins.

5. The ISOFIX telescopic adjustment mechanism of claim 1, wherein the driving portion further defines a receiving groove extending along the telescopic direction, the reset member is received in the receiving groove, and two ends of the reset member respectively abut against the driving portion and the base.

6. The ISOFIX telescopic adjustment mechanism of claim 5, wherein one end of said base and one end of said receiving groove are respectively provided with a positioning protrusion protruding in opposite directions, and two ends of said reset member are respectively sleeved on two said positioning protrusions.

7. The ISOFIX telescopic adjustment mechanism of claim 1, wherein an operating portion is formed at one end of the operating member, which is far away from the driving portion, the operating portion is exposed out of the base, and the operating member can be driven to move when the operating portion is stressed.

8. The ISOFIX telescopic adjustment mechanism of claim 1, wherein a sliding fit guide groove and a sliding fit guide member are further provided between the operation member and the base, and the guide groove extends in the telescopic direction.

9. The ISOFIX telescopic adjustment mechanism of claim 2, further comprising a limiting member fixed to the base, wherein the limiting member is provided with a limiting groove extending along the acting direction, and the connecting member is inserted into the limiting groove.

10. The ISOFIX telescopic adjustment mechanism of claim 9, wherein the limit groove is disposed at an angle to the chute.

11. The ISOFIX telescopic adjustment mechanism of claim 1, wherein the ISOFIX component comprises two parallel brackets, and a synchronization rod connected between the two brackets, the two brackets are driven by the synchronization rod to be synchronously telescopic adjusted, and the brackets are used for mounting an ISOFIX locking component.

12. The ISOFIX telescopic adjustment mechanism of claim 11, wherein a plurality of said engaging holes are correspondingly formed on both said brackets.

13. The ISOFIX telescopic adjustment mechanism of claim 11, further comprising a base bracket fixed to the base, wherein the base bracket is provided with a through hole for the engaging pin to move through.

14. The ISOFIX telescoping adjustment mechanism of claim 13, wherein the synchronization rod or the bracket is slidably connected to the base bracket.

15. A child safety seat comprising a base and a seat body mounted to the base, further comprising an ISOFIX reach adjustment mechanism as claimed in any one of claims 1 to 14.