CN109398175B - Infant car seat and safety belt guiding device thereof - Google Patents

Abstract

The invention discloses a safety belt guiding device and an infant automobile seat, wherein the infant automobile seat at least comprises a body, the body comprises a base, a backrest part and a seat part, the backrest part and the seat part are movably arranged on the base, the seat part and the backrest part are mutually pivoted, and the seat part and the backrest part are mutually pivoted to enable the body to have at least two using positions. The safety belt guiding device comprises a safety belt guiding piece and a linkage component which are assembled on the base, wherein one end of the linkage component is linked with the backrest part or the seat part, and the other end of the linkage component is linked with the safety belt guiding piece; in the process of switching the body between different use positions, the backrest part or the seat part selectively drives the safety belt guide piece to pop up or retract to the base through the linkage assembly, the safety belt selectively penetrates through the popped safety belt guide piece to enable the independent body or the body assembled with the base to be fixed on the automobile seat, and the body can be independently fixed with the automobile seat, so that the infant automobile seat has the advantage of use diversity.

Description

Infant car seat and safety belt guiding device thereof

Technical Field

The invention relates to the field of infant products, in particular to an infant car seat and a safety belt guide device thereof.

Background

With the continuous development of economy and the continuous progress of science and technology, the automobile chair for children is one of a plurality of material consumer goods, and provides abundant material consumer goods for the life of people.

As is well known, the infant car seat is a baby product developed by enterprises specially for infants, and can effectively prevent the infants from being injured by the automobiles due to sudden braking or collision and the like through the use of the infant car seat, so that the riding safety of the infants is ensured, the infant car seat is very popular with people, and the popularization of the infant car seat is further enhanced.

Currently, the existing baby car seat includes a base and a body selectively assembled to or removed from the base, the body includes a base, a backrest movably disposed on the base, and a seat pivotally connected to the backrest. When the infant car seat is mounted on the car seat, the base needs to be bound and fixed by means of the safety belt of the car seat, so that the infant car seat can be reliably fixed on the car seat.

However, the body of the conventional infant car seat cannot be separated from the base and fixed to the car seat alone, and can be fixed to the car seat only by being assembled with the base, because the conventional infant car seat is fixed to the car seat by the base thereof being bound by the seat belt of the car seat, and the body is assembled to the base and cannot be bound and fixed by the seat belt, the conventional infant car seat is very single in use mode.

Therefore, there is a need to provide a child car seat and a seat belt guide device thereof with various usage modes to overcome the above-mentioned drawbacks.

Disclosure of Invention

An object of the present invention is to provide a webbing guide mechanism that is versatile in use mode.

Another object of the present invention is to provide a baby car seat which can be used in various modes.

In order to achieve the purpose, the technical scheme of the invention is as follows: a seat belt guide device is provided for an infant car seat. The baby car seat at least comprises a body, wherein the body comprises a base, a backrest part and a seat part, the backrest part and the seat part are movably arranged on the base, the seat part and the backrest part are mutually pivoted, and the seat part and the backrest part are mutually pivoted to enable the body to have at least two using positions. The safety belt guiding device comprises a safety belt guiding piece and a linkage component which are assembled on a base, wherein one end of the linkage component is linked with a backrest part or a seat part, and the other end of the linkage component is linked with the safety belt guiding piece; in the process of switching the body between different use positions, the backrest part or the seat part selectively drives the safety belt guide piece to pop up or retract to the base through the linkage assembly, and the safety belt selectively passes through the popped safety belt guide piece to enable the independent body or the body assembled with the base to be fixed on the automobile seat.

Preferably the seat belt guide pops out of the base when the body is switched to the most upright use position and retracts into the base when the body is switched to the rest of the use position.

Preferably, a guiding structure for guiding the seat portion and the backrest portion to pivot relative to each other is disposed between the base and the seat portion and/or between the base and the backrest portion, and the guiding structure is linked with the linking assembly.

Preferably, the guiding structure includes a guiding groove and a guiding post, the guiding groove is located on the side wall of the base, the guiding post is located on the side wall of the seat portion, the side wall of the seat portion faces the side wall of the base, the linking component is linked with the guiding post, and the guiding post slides along the guiding groove in the mutual pivoting process between the seat portion and the backrest portion.

Preferably, the linkage assembly comprises a linkage piece and a driving piece for selectively driving the safety belt guiding piece to pop out of the base, the driving piece is movably arranged on the base, the linkage piece is pivoted on the base, one end of the linkage piece is connected with the guide pillar, and the other end of the linkage piece is linked with the driving piece.

Preferably, the driving member is slidably disposed on the base, one of the driving member and the linking member has a linking slot or a linking slot, and the other of the driving member and the linking member has a linking protrusion extending into the linking slot or the linking slot and sliding in the linking slot or the linking slot.

Preferably, the interlocking long groove or the interlocking long hole is arranged along the length direction of the interlocking piece.

Preferably, the long linking groove or the long linking hole is kidney-shaped, and the convex linking part is cylindrical.

Preferably, the driving member has an ejecting portion for ejecting and matching with the seat belt guide, the ejecting portion selectively ejects the seat belt guide to eject out of the seat base during the sliding process of the driving member relative to the seat base, and the ejecting direction of the seat belt guide is staggered with the sliding direction of the driving member.

Preferably, the ejection direction of the webbing guide is arranged in the right-left direction of the base.

Preferably, the pushing portion has a pushing slope, and the pushing slope inclines outward along the sliding direction of the driving member near the belt guide.

Preferably, the webbing guide mechanism of the present invention further comprises a resilient return member connected between the webbing guide member and the base, the resilient return member having a constant tendency to urge the ejected webbing guide member back towards the base.

Preferably, the seat belt guide comprises a fixing portion arranged in the base in an internal mode and an external portion assembled with the fixing portion and located outside the base, the elastic resetting piece is arranged along the popping direction of the seat belt guide, one end of the elastic resetting piece abuts against the fixing portion, and the other end of the elastic resetting piece abuts against a portion, located between the fixing portion and the external portion, of the base.

Preferably, the driving member has a gear adjustment mark corresponding to the use position of the body one by one, and the base has a window opposite to one of the gear adjustment marks.

Preferably, the belt guides of the present invention are installed on the left and right sidewalls of the base, respectively.

In order to achieve the above object, the infant car seat of the present invention comprises at least the above-mentioned seat belt guide and the body. The body comprises a base, a backrest part and a seat part, wherein the backrest part and the seat part are movably arranged on the base, the seat part and the backrest part are mutually pivoted, and the seat part and the backrest part are mutually pivoted to enable the body to have at least two using positions.

Compared with the prior art, because the safety belt guiding device comprises the safety belt guiding part and the linkage assembly which are assembled on the base, one end of the linkage assembly is linked with the backrest part or the seat part, and the other end of the linkage assembly is linked with the safety belt guiding part, the backrest part or the seat part selectively drives the safety belt guiding part to pop out or retract to the base through the linkage assembly in the switching process of the body between different using positions, the safety belt of the automobile at the moment selectively passes through the popped safety belt guiding part, so that the independent body is fixed on the automobile seat, or the body assembled with the base is fixed on the automobile seat, when the safety belt guiding part on the body is driven by the backrest part or the seat part through the linkage assembly to pop out the base, the body at the moment can be separated from the base and independently fixed on the automobile seat through the safety belt of the automobile passing through the safety belt guiding part on the body, or the baby car seat is assembled with the base and then fixed on the car seat, so that the baby car seat has the diversity of use modes and flexibility.

Drawings

FIG. 1 is a schematic perspective view of a body of an automotive seat for infants of the present invention used with a base.

FIG. 2 is a perspective view of the body of the baby car seat of the present invention when used alone.

Fig. 3 is a perspective view of the body shown in fig. 2 at another angle.

Fig. 4 is a schematic perspective view of a further angle of the body shown in fig. 2.

Fig. 5 is a schematic perspective view of a backrest adjustment operating member for adjusting the angle of the backrest portion in the body shown in fig. 4.

FIG. 6 is a right plan view of the body of the juvenile automobile seat of the present invention when used alone and in the full flat position.

FIG. 7 is a right plan view of the body of the juvenile automobile seat of the present invention when used alone and in the middle.

FIG. 8 is a right plan view of the body of the juvenile automobile seat of the present invention when used alone and in the most upright position.

Fig. 9 is a plane internal structure view of the body in the state shown in fig. 6 when a part of the right side wall of the base is hidden.

Fig. 10 is a plane internal structure view of the body in the state shown in fig. 7 when a part of the right side wall of the base is hidden.

Fig. 11 is a plane internal structure view of the body in the state shown in fig. 8 when a part of the right side wall of the base is hidden.

Fig. 12 is a perspective internal structure view of the body in the state shown in fig. 6 when a part of the right side wall of the base is hidden.

Fig. 13 is an enlarged view of a portion a in fig. 12.

Fig. 14 is a perspective internal structure view of the body in the state shown in fig. 7 when a part of the right side wall of the base is hidden.

Fig. 15 is an enlarged view of a portion B in fig. 14.

Fig. 16 is a perspective internal structure view of the body in the state shown in fig. 8 when a part of the right side wall of the base is hidden.

Fig. 17 is an enlarged view of a portion C in fig. 16.

Fig. 18 is a perspective view of the body in the state shown in fig. 8 when the webbing guide is ejected from the base.

Fig. 19 is a perspective exploded view showing an angle of the seat belt guide on the right side of the body in the state shown in fig. 16 when the seat belt guide is exploded from the base.

Fig. 20 is a perspective exploded view schematically showing another angle of the seat belt guide on the right side of the body in the state shown in fig. 16 when the seat belt guide is exploded from the base.

FIG. 21 is a plan view of the base of the body of the baby car seat of the present invention, with the harness guide cut away.

Detailed Description

Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements.

Referring to fig. 1, the infant car seat 100 of the present invention includes a base 10, a body 20 selectively assembled to or separated from the base 10, and a belt guide 30 (see fig. 19), so that the body 20 is assembled to the base 10, used in cooperation with the base 10, or separated from the base 10 for separate use, as required. The main body 20 includes a base 20a, and a backrest 20b and a seat 20c movably disposed on the base 20a, and in order to make the main body 20 more suitable for infants, as shown in fig. 3, a headrest 20e with adjustable sections and a headrest adjusting operation member 20f disposed on the headrest 20e for adjusting the headrest 20e are further disposed on the backrest 20 b. The seat portion 20c and the backrest portion 20b are pivotally connected to each other, and the mutual pivoting of the seat portion 20c and the backrest portion 20b enables the main body 20 to have three use positions, but in other embodiments, the mutual pivoting of the seat portion 20c and the backrest portion 20b also enables the main body 20 to have two, four or five use positions, and therefore, the invention is not limited thereto. For convenience of description, the three using positions of the body 20 are respectively called a lying-most position, a middle position and an upright position, which correspond to the states shown in fig. 6 to 8 or 9 to 11. In order to maintain the state when the backrest 20b and the seat 20c are switched to the most horizontal position, the middle position or the most upright position, as shown in fig. 4 and 9 to 11, the left and right side walls 26 of the backrest 20b are respectively provided with a bayonet 20i in a sliding manner, the left and right side walls 21 of the base 20a are respectively provided with three spaced engaging holes 211, and when the bayonet 20i is selected to be engaged with different engaging holes 211, the body 20 is in the corresponding most horizontal position, the middle position or the most upright position; in order to unlock the latch 20i, as shown in fig. 3, a backrest adjusting operation member 20g is further disposed behind the backrest portion 20b, and a schematic perspective view thereof is shown in fig. 5. The contact foot 27 of the backrest adjusting operation member 20g is connected with the latch 20i, and the latch 20i is driven by the backrest adjusting operation member 20g to be disengaged from the engaging hole 211 by the operation of the backrest adjusting operation member 20g by a user, so that the lock releasing operation of the body 20 in the most flat lying position, the middle position or the most upright position is realized, and the body 20 is allowed to be switched among the most flat lying position, the middle position and the most upright position; in order to make the pivoting operation of the seat portion 20c and the backrest portion 20b more stable and reliable, as shown in fig. 9, 10, 11, 12, 14 and 16, a guiding structure 20d for guiding the mutual pivoting between the seat portion 20c and the backrest portion 20b is disposed between the base 20a and the seat portion 20c and between the base 20a and the backrest portion 20b, specifically, in the present embodiment, the guiding structure 20d includes a guiding groove 25 and a guiding post 24, the guiding groove 25 is respectively located at the front end and the rear end of the side wall 21 of the base 20a, the guiding post 24 is respectively located at the side wall 22 of the seat portion 20c and the side wall 26 of the backrest portion 20b, and the side wall 22 of the seat portion 20c faces the side wall 21 of the base 20 a. It should be noted that the guiding structure 20d does not need to be disposed between the base 20a and the seat 20c and between the base 20a and the backrest 20b at the same time. The specific structures and relationships of the guiding structure 20d, the base 20a and the seat 20c, the specific structures and relationships of the backrest adjusting operation member 20g, the locking pin 20i and the engaging hole 211, and the specific structures and relationships of the seat 20c and the backrest 20b can all be referred to the chinese patent application No. 201510757603.0, and therefore, the detailed description thereof is omitted.

Referring to fig. 9 to 13, the webbing guide mechanism 30 is provided to the infant car seat 100, and the webbing guide mechanism 30 includes a webbing guide 31 and an interlocking member 32 assembled to a base 20a, and is preferably attached to both left and right side walls 21 of the base 20 a. Specifically, in the embodiment, one end of the linking component 32 is linked with the seat portion 20c, and the other end of the linking component 32 is linked with the seat belt guide 31, so when the body 20 is switched to the most horizontal position or the intermediate position, the seat portion 20c drives the seat belt guide 31 to pop out of the base 20a through the linking component 32, as shown in fig. 18, the seat belt of the automobile at this time selectively passes through the popped seat belt guide 31, so that the body 20 can be used alone or in combination with the base 10. For example, as shown in fig. 11, 16 and 18, in the present embodiment, the seat belt guide 31 ejects out of the base 20a when the body 20 is switched to the most straight position, as shown in fig. 18; as shown in fig. 9, 10, 12 and 14, in the present embodiment, the seat belt guide 31 retracts into the base 20a when the body 20 is switched to the full-flat position or the intermediate position; of course, in other embodiments, the seat belt guide 31 may also pop out of the base 20a when the body 20 is switched to the lying-most position or the intermediate position, according to the actual requirement, and the disclosure is not limited thereto. It can be understood that the backrest 20b and the linking component 32 are designed to be linked, and the linking component 32 can selectively drive the seat belt guide 31 to pop out of the base 20a in the switching process of the body 20 among the most horizontal position, the middle position and the most straight position, which is not limited to this.

As shown in fig. 9, 10, 11, 12, 14 and 16, the baby car seat 100 of the present invention is provided with a guide structure 20d, wherein the guide structure 20d is linked with the linking component 32, and the seat 20c drives the linking component 32 to link through the guide structure 20 d; specifically, the interlocking component 32 is interlocked with the guide post 24 in the guiding structure 20d, preferably the guide post 24 at the seat portion 20c, but not limited thereto; the guide post 24 slides along the guide slot 25 during the mutual pivoting process between the seat portion 20c and the backrest portion 20b, and preferably, as shown in fig. 9 to 11, during the mutual pivoting process between the seat portion 20c and the backrest portion 20b to switch the main body 20 from the lowest lying position to the highest standing position, the guide post 24 slides from the right end to the left end of the guide slot 25, and the sliding guide post 24 drives the linking component 32 to link, so as to ensure the reliability of the guide post 24 driving the linking component 32. For example, as shown in fig. 9 to 17 and 19 to 20, the linking assembly 32 includes a linking member 321 and a driving member 322 for selectively driving the seat belt guide 31 to eject from the base 20 a; the driving member 322 is movably disposed on the base 20a, preferably, the driving member 322 is slidably disposed on the base 20a, specifically, slidably disposed on the sidewall 21 of the base 20a, and the sidewall 21 provides a space for the driving member 322; the linking member 321 is pivotally connected to the base 20a, preferably, the middle of the linking member 321 is pivotally connected to the sidewall 21 of the base 20a through the pivot 34, such that the pivot point of the linking member 321 is located between two ends of the linking member 321, one end of the linking member 321 is connected to the guide pillar 24, and the other end of the linking member 321 is linked to the driving member 322, so that the linking member 321 is driven to swing around the pivot 34 during the sliding process of the guide pillar 24 along the guide slot 25, and the driving member 322 is driven by the swinging linking member 321 to slide on the base 20a, so that the sliding driving member 322 selectively drives the safety belt guiding member 31 to pop out of the base 20 a.

As shown in fig. 19 and fig. 20, in the present embodiment, the interlocking manner between the driving member 322 and the interlocking member 321 is implemented by that the interlocking member 321 has an interlocking long slot or an interlocking long hole 3211, the driving member 322 has an interlocking protrusion 3221 extending into the interlocking long slot or the interlocking long hole 3211 and sliding in the interlocking long slot or the interlocking long hole 3211, preferably, the interlocking long slot or the interlocking long hole 3211 is arranged along the length direction of the interlocking member 321, the interlocking long slot or the interlocking long hole 3211 is kidney-shaped, and the interlocking protrusion 3221 is a cylindrical structure, so that the interlocking between the driving member 322 and the interlocking member 321 is more reliable; of course, in other embodiments, the linking slot or linking slot 3211 can be formed at the driving element 322, and correspondingly, the linking protrusion 3221 is formed at the linking element 321, which can achieve the purpose of linking the driving element 322 and the linking element 321, and therefore, is not limited thereto.

As shown in fig. 16, 17 and 19, the driving member 322 has an ejecting portion 322a for ejecting engagement with the webbing guide 31, and the ejecting portion 322a selectively ejects the webbing guide 31 out of the base 20a during sliding of the driving member 322 relative to the base 20 a; the direction in which the webbing guide 31 is ejected (i.e., indicated by a single arrow beside the webbing guide 31 in fig. 17) is staggered with the sliding direction of the driving member 322 (i.e., indicated by a double arrow in fig. 17) so that the webbing guide 31 is ejected from the base 20a in the left-right direction of the base 20 a. For example, the pushing portion 322a has a pushing inclined surface 3222, and the pushing inclined surface 3222 is inclined outward along the sliding direction of the driving member 322 close to the belt guide 31, so that the driving member 32 slides until the pushing inclined surface 3222 contacts the belt guide 31, and pushes the belt guide 31 outward. In order to allow the belt guide 31 to automatically return when the driving member 322 is disengaged from pushing it, the belt guide 30 further comprises an elastic return member 33 connected between the belt guide 31 and the base 20a, the elastic return member 33 constantly has a tendency to urge the ejected belt guide 31 to retract back to the base 20a, and the state in which the belt guide 31 is retracted to the base 20a is shown in fig. 1 or fig. 2; for example, in the embodiment, the elastic restoring member 33 is a spring, but may be other elastic structures, so the invention is not limited thereto; meanwhile, referring to fig. 21, the seat belt guide 31 includes a fixing portion 31a built in the base 20a and an external portion 31b assembled with the fixing portion 31a and located outside the base 20a, the elastic restoring member 33 is disposed along the ejecting direction of the seat belt guide 31, one end of the elastic restoring member 33 abuts against the fixing portion 31a, and the other end of the elastic restoring member 33 abuts against a portion of the base 20a located between the fixing portion 31a and the external portion 31b, so that the elastic restoring member 33 is in a compressed state when the seat belt guide 31 is ejected out of the base 20a, thereby providing an elastic force for restoring the seat belt guide 31, but not limited thereto.

As shown in fig. 6 to 17, the driving member 322 has a position adjusting mark 3223 corresponding to the use position of the body 20, and the base 20a has a window 23 opposite to one of the position adjusting marks 3223, so as to view the use position of the body 20 through the window 23; as shown in fig. 6, when the body 20 is in the most lying position, the window 23 is opposite to a gear position in the gear position adjusting mark 3223; as shown in fig. 7, when the body 20 is in the middle position, the window 23 is opposite to the second gear position in the gear position adjusting mark 3223; as shown in FIG. 8, when the body 20 is in the most upright position, the window 23 is aligned with the third gear position of the gear position adjusting mark 3223.

The switching of the body of the infant car seat of the present invention between the most reclined position, the intermediate position and the most upright position will be described with reference to the accompanying drawings: when the body 20 in the most horizontal position shown in fig. 6, 9 or 12 is to be switched to the body 20 in the intermediate position shown in fig. 7, 10 or 14, the user operates the backrest adjustment operating member 20g, and the latch 20i is driven by the backrest adjustment operating member 20g to disengage from the rightmost engaging hole 211 of the base 20a, so as to allow the backrest 20b and the base 20a to pivot relative to each other; when the backrest 20b and the base 20a are pivoted to the middle position shown in fig. 7, 10 or 14, the user releases the operation of the backrest adjustment operation member 20g, so that when the user releases the operation of the backrest adjustment operation member 20g, the latch 20i is engaged with the engaging hole 211 in the middle of the base 20a, as shown in fig. 10 or 14; when the body 20 continues to switch to the state shown in fig. 8, 11 or 16, at this time, the user operates the backrest adjustment operation member 20g again, and the backrest adjustment operation member 20g drives the latch 20i to disengage from the engaging hole 211 in the middle of the base 20a, so as to allow the backrest portion 20b and the base 20a to pivot relative to each other; when the backrest 20b and the base 20a are pivoted to the most upright position shown in fig. 8, 11 or 16 of the main body 20, the user releases the operation of the backrest adjustment operation member 20g, so that when the user releases the operation of the backrest adjustment operation member 20g, the latch 20i is engaged with the leftmost engaging hole 211 of the base 20a, as shown in fig. 11 or 16. During the process of switching the body 20 from the most horizontal position to the most upright position, when the body 20 is in the most horizontal position, the first gear of the gear position adjusting mark 3223 is opposite to the window 23, and the state is shown in fig. 6; when the body 20 is at the middle position, the second gear of the gear position adjusting mark 3223 is opposite to the window 23, and the state is shown in fig. 7; when the body 20 is in the most upright position, the third gear of the gear position adjusting mark 3223 is opposite to the window 23, and the state is shown in fig. 8.

Compared with the prior art, because the seat belt guiding device 30 of the invention comprises the seat belt guiding member 31 and the interlocking assembly 32 assembled on the base 20a, one end of the interlocking assembly 32 is interlocked with the backrest portion 20b or the seat portion 20c, and the other end of the interlocking assembly 32 is interlocked with the seat belt guiding member 31, in the switching process of the body 20 between different using positions, the backrest portion 20b or the seat portion 20c selectively drives the seat belt guiding member 31 to pop up or retract to the base 20a through the interlocking assembly 32, the seat belt of the automobile at the moment selectively passes through the popped up seat belt guiding member 31, thereby fixing the independent body 20 on the automobile seat, or fixing the body 20 assembled with the base 10 on the automobile seat, therefore, when the seat belt guiding member 31 on the body 20 is driven by the backrest portion 20b or the seat portion 20c through the interlocking assembly 32 to pop up the base 20a, in this case, the body 20 may be separated from the base 10 and separately fixed to the car seat by passing the seat belt of the car through the seat belt guide 31 of the body 20, or may be assembled with the base 10 and then fixed to the car seat, so that the infant car seat 100 has a variety of use modes and flexibility.

It should be noted that, in other embodiments, the infant car seat 100 only comprises the body 10 and the seat belt guide 30, and therefore, the disclosure is not limited thereto.

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 (16)

1. A kind of belly band guiding device, locate on baby's car seat, the said baby's car seat includes the body at least, the said body includes the base and locates the back rest and seat on the said base movably, the said seat is pivoted with the said back rest each other and makes the said body have two kinds of use positions at least, characterized by that, the said belly band guiding device includes assembling the belly band guide member and linkage assembly on the said base, one end of the said linkage assembly is linked with the said back rest or seat, another end of the said linkage assembly is linked with the said belly band guide member; in the process of switching the body between different use positions, the backrest part or the seat part selectively drives the safety belt guide piece to pop up or retract to the base through the linkage assembly, and the safety belt selectively passes through the popped safety belt guide piece to enable the body alone or the body assembled with the base to be fixed on the automobile seat.

2. The belt guide as claimed in claim 1, wherein the belt guide pops out of the seat when the body is switched to the most upright use position, and retracts back when the body is switched to the rest use position.

3. The webbing guide mechanism according to claim 1, wherein a guide structure for guiding the mutual pivoting between the seat portion and the backrest portion is provided between the base and the seat portion and/or between the base and the backrest portion, and the guide structure is interlocked with the interlocking member.

4. The device according to claim 3, wherein the guiding structure comprises a guiding groove and a guiding post, the guiding groove is located on the sidewall of the base, the guiding post is located on the sidewall of the seat, the sidewall of the seat faces the sidewall of the base, the linking member is linked with the guiding post, and the guiding post slides along the guiding groove during the mutual pivoting between the seat and the backrest.

5. The guiding device as claimed in claim 4, wherein the linkage assembly includes a linkage member and a driving member for selectively driving the guiding member to eject out of the base, the driving member is movably disposed on the base, the linkage member is pivotally connected to the base, and one end of the linkage member is connected to the guiding post, and the other end of the linkage member is linked with the driving member.

6. The webbing guide mechanism according to claim 5, wherein the driving member is slidably disposed on the base, one of the driving member and the interlocking member has an interlocking elongated slot or an interlocking elongated hole, and the other of the driving member and the interlocking member has an interlocking protrusion that extends into and slides in the interlocking elongated slot or the interlocking elongated hole.

7. The webbing guide mechanism according to claim 6, wherein the interlocking long groove or the interlocking long hole is arranged along a length direction of the interlocking member.

8. The webbing guide mechanism according to claim 7, wherein the long interlocking groove or the long interlocking hole is kidney-shaped, and the interlocking projection is of a cylindrical structure.

9. The webbing guide mechanism of claim 6 wherein the actuating member has an ejector portion for ejecting engagement with the webbing guide, the ejector portion selectively ejecting the webbing guide out of the base during sliding movement of the actuating member relative to the base, the direction of ejection of the webbing guide being staggered relative to the direction of sliding movement of the actuating member.

10. The webbing guide mechanism according to claim 9, wherein the ejecting direction of the webbing guide is arranged in the right-left direction of the base.

11. The webbing guide mechanism according to claim 9, wherein the urging portion has an urging slope that is inclined outward in a sliding direction of the driving member near the webbing guide.

12. The belt guide as claimed in claim 5, further comprising an elastic return member connected between the belt guide and the base, the elastic return member having a constant tendency to urge the ejected belt guide to retract back on the base.

13. The webbing guide mechanism according to claim 12, wherein the webbing guide member includes a fixed portion internally disposed in the base and an externally disposed portion coupled to the fixed portion and located outside the base, the elastic return member is disposed along the ejecting direction of the webbing guide member, one end of the elastic return member abuts against the fixed portion, and the other end of the elastic return member abuts against a portion of the base located between the fixed portion and the externally disposed portion.

14. The belt guide as claimed in claim 5, wherein the drive member has a gear adjustment indicator corresponding to the use position of the body, and the base has a window facing one of the gear adjustment indicators.

15. The belt guide as claimed in claim 1, wherein the belt guide is installed on both left and right side walls of the base, respectively.

16. A baby car seat comprising at least a body including a base, a backrest portion and a seat portion movably mounted on the base, the seat portion and the backrest portion being pivotally connected to each other to allow the body to assume at least two positions of use, wherein the baby car seat further comprises a belt guide according to any one of claims 1 to 15.

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