CN213292413U

CN213292413U - Convertible baby seat pocket that is sleeping basket state

Info

Publication number: CN213292413U
Application number: CN202021694072.8U
Authority: CN
Inventors: 刘影; 谷成元
Original assignee: Kunshan Jebao Children Products Co ltd
Current assignee: Kunshan Jebao Children Products Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-05-28
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a baby seat pocket capable of being converted into a sleeping basket state, which comprises a seat pocket surrounding pipe and seat pocket plug-in units, wherein the seat pocket plug-in units are hinged at two sides of the seat pocket surrounding pipe, and a first locking device is arranged at the hinged position; the backrest is hinged with the end part of the cushion, and a transmission mechanism is arranged between the backrest and the cushion to enable the backrest and the cushion to rotate reversely; the seat is characterized by also comprising a connecting seat, wherein one end of the connecting seat is fixed on the seat surrounding pipe, the other end of the connecting seat is hinged with the backrest or the seat cushion, and a second locking device is arranged at the hinged position; when the baby seat pocket is in a sleeping basket state, the backrest and the seat cushion are positioned on the same plane. Even if this baby seat pocket is when the baby is inside, also can conveniently, laborsavingly switch seat pocket state and sleeping basket state to guarantee baby's comfort level simultaneously.

Description

Convertible baby seat pocket that is sleeping basket state

Technical Field

The utility model relates to an infant's articles for use technical field especially relates to a baby's seat pocket.

Background

The baby carriage is a common baby appliance, comprises a baby seat pocket and a frame, and provides convenience for the travelling of a baby; since a baby often stays in the stroller for a long time and is tired of keeping a sitting posture or a sleeping posture for a long time, there is a need for a baby seat bag that can be switched between a seat bag and a sleeping basket.

Chinese utility model patent specification CN206456425U discloses a baby sleeping basket convertible into a seat pocket state, which is converted between a sleeping basket state and a seat pocket state by tying or untying a bridle; however, the operation of tying the drawstring across the bottom of the cradle is very laborious for the user, and the baby cradle needs to take the baby off the baby carriage when the baby cradle is in the switching state, which not only brings trouble to the user, but also may affect the rest of the baby; in addition, the seat support in the seat pocket state is only supported by the strip-shaped bridle, the area bearing pressure is extremely small, and the comfort of the baby is greatly influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide a convertible baby seat pocket for sleeping basket state, which can switch the seat pocket state and sleeping basket state conveniently and effortlessly even if the baby is in the inside, and ensure the comfort of the baby at the same time.

In order to achieve the purpose, the utility model provides a baby seat pocket capable of being converted into a sleeping basket state, which comprises a seat surrounding pipe and a seat pocket plug-in unit, wherein the seat pocket plug-in unit is hinged at two sides of the seat surrounding pipe, a first locking device is arranged at the hinged part, and the first locking device is used for locking and unlocking the rotation relation between the seat surrounding pipe and the seat pocket plug-in unit;

the sleeping basket is characterized by further comprising a backrest and a seat cushion, wherein the backrest is hinged with the end part of the seat cushion, a transmission mechanism is arranged between the backrest and the seat cushion, the seat cushion is driven to rotate through the transmission mechanism when the backrest rotates, and the backrest and the seat cushion are positioned on the same plane in the sleeping basket state;

still include the connecting seat, connecting seat one end is fixed on the seat pocket surrounding pipe, the other end is articulated mutually with back or cushion, and this articulated department is equipped with second locking means, through second locking means is right the rotation relation between connecting seat and the back, or the rotation relation between connecting seat and the cushion locks and unblock.

Preferably, one end of the connecting seat, which is hinged with the backrest or the seat cushion, is hinged on a hinged shaft of the backrest and the seat cushion.

Furthermore, the backrest and the cushion rotate reversely through the transmission mechanism.

The transmission mechanism comprises a first connecting rod, a second connecting rod and a third connecting rod; one end of the third connecting rod is hinged to the connecting seat, and the other end of the third connecting rod is hinged to one end of the second connecting rod; the other end of the second connecting rod is hinged on the cushion; a sliding groove is formed in each of the third connecting rod and the connecting seat, the two sliding grooves are staggered with each other, one end of the first connecting rod is in pin joint with the two sliding grooves, and the other end of the first connecting rod is hinged to the backrest; the free ends of the backrest and the cushion are respectively arranged at the left side and the right side of the connecting seat.

Preferably, the first locking device comprises a first traction wire, the first locking device is locked in a natural state and is unlocked when the first traction wire is pulled; the seat pocket surrounding pipe is provided with a seat pocket adjusting handle connected with a first traction line, and the seat pocket adjusting handle pulls the first traction line when pulled.

The first locking device comprises a first internal gear and a second internal gear, the first internal gear and the second internal gear are arranged on a hinged shaft of the seat surrounding pipe and the seat pocket plug-in unit, and the first internal gear and the second internal gear are mutually attached and can rotate relatively; the first internal gear is fixed on the seat surrounding pipe, and the second internal gear is fixed on the seat surrounding plug-in unit; the first locking device further comprises a first locking gear and a first elastic piece, wherein the external teeth of the first locking gear are matched with the internal teeth of the first internal gear and the second internal gear and can axially move along the hinged shaft, and the first locking gear is in a position of simultaneously meshing with the first internal gear and the second internal gear under the support of the first elastic piece; when the first traction wire is pulled, the first locking gear axially moves to be separated from the tooth groove of the first inner gear or the second inner gear.

Further, the first locking device further comprises a first driving piece, the first traction wire is wound on the first driving piece, and the first driving piece is driven to rotate when the first traction wire is pulled; the first driving part is attached to the inner side face of the first internal gear or the inner side face of the second internal gear, corresponding oblique protrusions are formed on the contact faces of the first driving part and the second internal gear, the first driving part is pushed by the oblique protrusions to move axially to push the first locking gear to be separated from the tooth grooves of the first internal gear or the second internal gear.

Preferably, the second locking device comprises a second traction wire, and the second locking device is locked in a natural state and unlocked when the second traction wire is pulled; the backrest is provided with a backrest adjusting handle connected with a second traction wire, and the second traction wire is pulled when the backrest adjusting handle is pulled.

The second locking device comprises a third internal gear and a fourth internal gear, the third internal gear and the fourth internal gear are arranged on a hinged shaft of the connecting seat and the backrest or the seat cushion, and the third internal gear and the fourth internal gear are mutually attached and can rotate relatively; the third internal gear is fixed on the backrest or the seat cushion, and the fourth internal gear is fixed on the connecting seat; the second locking device also comprises a second locking gear and a second elastic piece, wherein the external teeth of the second locking gear are matched with the internal teeth of the third internal gear and the fourth internal gear and can axially move along the hinged shaft, and the second locking gear is positioned at a position where the second locking gear is simultaneously meshed with the third internal gear and the fourth internal gear under the support of the second elastic piece; when the second traction wire is pulled, the second locking gear moves axially to disengage the tooth groove of the third internal gear or the fourth internal gear.

Further, the second locking device further comprises a second driving piece, the second traction wire is wound on the second driving piece, and the second traction wire drives the second driving piece to rotate when being pulled; the second driving part is attached to the inner side face of the third internal gear or the inner side face of the fourth internal gear, corresponding oblique protrusions are formed on the contact faces of the third internal gear and the fourth internal gear, and the second driving part is pushed to move axially by the oblique protrusions when rotating and pushes the second locking gear to be separated from the tooth grooves of the third internal gear or the fourth internal gear.

The beneficial effects of the utility model reside in that: the baby seat pocket capable of being converted into the sleeping basket state can be switched between the seat pocket state and the sleeping basket state when a baby is in the baby seat pocket, the switching process is relatively smooth, the comfort level of the baby in the two states and the comfort level of the baby in the switching process can be guaranteed, and the rest of the baby cannot be influenced; meanwhile, the baby seat pocket can complete the switching between two states by rotating the seat pocket surrounding pipe and pulling the backrest, the operation process is very convenient and labor-saving, and the baby seat pocket is convenient for a user to use.

Drawings

FIG. 1 is a schematic view of an embodiment of the present invention;

FIG. 2 is a side view of the seat pocket of the embodiment shown in FIG. 1;

FIG. 3 is a first diagram illustrating a conversion process according to the embodiment shown in FIG. 1;

FIG. 4 is a second schematic diagram illustrating a conversion process of the embodiment shown in FIG. 1;

FIG. 5 is a side view of the embodiment of the sleeping basket of FIG. 1;

FIG. 6 is a schematic diagram of the first locking mechanism of the embodiment of FIG. 1;

FIG. 7 is an exploded view of the backrest, seat cushion and connecting seat in the embodiment of FIG. 1;

fig. 8 is an exploded view of the backrest, the seat cushion and the connecting seat in the embodiment shown in fig. 1.

Detailed Description

The following is a detailed description of a preferred embodiment of the present invention:

as shown in fig. 1 to 8, the baby seat pocket convertible into a sleeping basket state includes a seat pocket surrounding tube 1, a seat pocket insert 2, a backrest 3, a seat cushion 4, and a connecting seat 5, wherein the seat pocket insert 2 is used for inserting the baby seat pocket on a baby carriage frame.

The seat pocket insert 2 is hinged to two sides of the seat pocket surrounding pipe 1, a first locking device 6 is arranged at the hinged position, and the relative position relation between the seat pocket surrounding pipe 1 and the seat pocket insert 2 is locked and unlocked through the first locking device 6; one end of the connecting seat 5 is fixed on the seat surrounding pipe 1, the other end of the connecting seat is coaxially hinged with the end parts of the backrest 3 and the seat cushion 4, a second locking device 7 is arranged at the hinged part, and the relative position relation between the connecting seat 5 and the seat cushion 4 is locked and unlocked through the second locking device 7; a transmission mechanism 8 is arranged between the backrest 3 and the seat cushion 4, and the backrest 3 and the seat cushion 4 can synchronously rotate in opposite directions through the transmission mechanism 8.

It should be noted that, in the implementation, the technical purpose of the present invention can be achieved by the structure that the second locking device 7 locks and unlocks the rotational relationship between the connecting seat 5 and the backrest 3, which is the same as the structure in the embodiment, in order to lock and unlock the whole of the connecting seat 5, the backrest 3 and the seat cushion 4, since the backrest 3 and the seat cushion 4 are linked by the transmission mechanism 8, one of the two locking devices can be locked at the same time, and the two embodiments have no substantial difference and are all included in the protection scope of the present invention.

In addition, as shown in fig. 4, the transmission mechanism 8 includes a first link 81, a second link 82, and a third link 83; one end of the third connecting rod 83 is hinged on the connecting seat 5, and the other end is hinged with one end of the second connecting rod 82; the other end of the second connecting rod 82 is hinged on the seat cushion 4; a sliding groove is respectively arranged on the third connecting rod 83 and the connecting seat 5, the two sliding grooves are staggered with each other, one end of the first connecting rod 81 is in pin joint with the two sliding grooves, and the other end of the first connecting rod 81 is hinged on the backrest 3; the free ends of the backrest 3 and the cushion 4 are respectively arranged at the left side and the right side of the connecting seat 5.

Therefore, when the backrest 3 is pulled downwards, the first connecting rod 81 is driven downwards, and since the hinge points of the first connecting rod 81, the second connecting rod 82 and the third connecting rod 83 are all on the same side of the hinge point of the third connecting rod 83 and the connecting seat 5, when the first connecting rod 81 moves downwards, the second connecting rod 82 is driven to move downwards synchronously; due to this; the free ends of the backrest 3 and the cushion 4 are respectively arranged at the left side and the right side of the connecting seat 5, so that when the first connecting rod 81 and the second connecting rod 82 synchronously move downwards, the backrest 3 and the cushion 4 can rotate reversely.

The third link 83 and the connecting seat 5 are respectively provided with a sliding slot, so that the pin joint of the first link 81, the third link 83 and the connecting seat 5 obtains a moving space, and the first link 81 can be smoothly driven by the backrest 3.

Similarly, in this configuration, when the backrest 3 or the seat cushion 4 is pulled in any direction, the backrest 3 or the seat cushion 4 can be rotated in the opposite direction.

It should be noted that the reverse rotation of the backrest 3 and the seat cushion 4 in the present invention is a technical means for achieving the technical object of the present invention, and the present invention is not limited to the above-mentioned structure in the implementation, and any structure capable of achieving the reverse rotation of the backrest 3 and the seat cushion 4 should be included in the scope of the present invention.

In addition, the first locking device 6 comprises a first traction wire 61, the first locking device 6 is locked in a natural state and is unlocked when the first traction wire 61 is pulled; the seat pocket surrounding pipe 1 is provided with a seat pocket adjusting handle 10 connected with a first traction wire 61, and the first traction wire 61 is pulled when the seat pocket adjusting handle 10 is pulled; when the seat pocket adjusting handle 10 is pulled, the seat pocket pipe 1 and the seat pocket insert 2 are unlocked by rotation and can rotate freely relatively, and when the seat pocket adjusting handle 10 is not pulled, the first locking device 6 locks the position relation of the seat pocket pipe 1 and the seat pocket insert 2, so that the seat pocket pipe 1 and the seat pocket insert 2 cannot rotate relatively.

As shown in fig. 6, the first locking device 6 includes a first internal gear 62 and a second internal gear 63, the first internal gear 62 and the second internal gear 63 are provided on a hinge shaft of the seat surrounding pipe 1 and the seat pocket insert 2, and they are engaged with each other and can rotate relatively; the first internal gear 62 is fixed to the seat surrounding pipe 1, and the second internal gear 63 is fixed to the seat pocket insert 2; the first locking device 6 further includes a first locking gear 64, a first elastic member 65 (the first elastic member 65 is a spring in the embodiment), the external teeth of the first locking gear 64 are matched with the internal teeth of the first internal gear 62 and the second internal gear 63, and can move along the axial direction of the hinge shaft, and under the support of the first elastic member 65, the first locking gear 64 is in a position to simultaneously engage with the first internal gear 62 and the second internal gear 63; at this time, since the first locking gear 64 simultaneously engages the first internal gear 62 and the second internal gear 63, the relative rotation between the first internal gear 62 and the second internal gear 63 is locked by the first locking gear 64, thereby locking the rotational relationship between the seat bag tube 1 and the seat bag insert 2 so that the relative rotation therebetween is not possible, which is the locked state of the first locking device 6.

The first locking device 6 further comprises a first driving member 66, the first pulling wire 61 is wound on the first driving member 66, and the first pulling wire 61 drives the first driving member 66 to rotate when being pulled; the first driving member 66 is attached to the inner side surface of the first internal gear 62, and a corresponding oblique protrusion is formed on the contact surface of the first driving member and the inner side surface, so that the first driving member 66 is pushed by the oblique protrusion to move axially when rotating, and pushes the first locking gear 64 to disengage from the tooth groove of the first internal gear 62 and only engage with the second internal gear 63. At this time, the relative rotation between the first internal gear 62 and the second internal gear 63 is unlocked, and the relative rotation between the seat pocket tube 1 and the seat pocket insert 2 is enabled; and after the seat pocket adjusting handle 10 is released, the first locking gear 64 and the first driving member 66 are reset by the first elastic member 65, so that the first locking device 6 is locked again.

In the present embodiment, in order to facilitate the above-described effects, the thickness of the first locking gear 64 is smaller than the thickness of the cavity of the second internal gear 63 and is larger than the thickness of the cavity of the first internal gear 62; accordingly, in a natural state, the first locking gear 64 can be easily engaged with both the first internal gear 62 and the second internal gear 63 when supported by the first elastic member 65, and the first locking gear 64 can be engaged with only the second internal gear 63 after moving to the second internal gear 63 when the first traction wire 61 is pulled.

It should be noted that the first locking device 6 can also be implemented by changing the positions of the first elastic member 65 and the first driving member 66, so that when the seat bag adjusting handle 10 is pulled, the first locking gear 64 is disengaged from the second internal gear 63 and only engages with the first internal gear 62; this structure is substantially the same as the structure of the embodiment and is included in the scope of the present invention.

In addition, as shown in fig. 7 and 8, the second locking device 7 includes a second traction wire 71, and the second locking device 7 is locked in a natural state and unlocked when the second traction wire 71 is pulled; the backrest 3 is provided with a backrest adjusting handle 30 connected with a second traction wire 71, and the second traction wire 71 is pulled when the backrest adjusting handle 30 is pulled; when the backrest adjusting handle 30 is not pulled, the positional relationship between the connecting base 5 and the seat cushion 4 is locked so as not to rotate freely relative thereto, and when the backrest adjusting handle 30 is pulled, the positional relationship between the connecting base 5 and the seat cushion 4 is unlocked so as to rotate freely relative thereto.

It should be noted that in the present embodiment, the first pulling wire 61 and the second pulling wire 71 are pulled by the seat pocket adjusting handle 10 and the backrest adjusting handle 30, and the technical purpose can be achieved by the knobs, the buttons, the shift levers and the like in the implementation process, and the implementation manners are various and cannot be listed, and any mechanism capable of pulling the pulling wires should be included in the protection scope of the present invention.

In this embodiment, the second locking device 7 has a structure identical to that of the first locking device 6, and includes a third internal gear 72 and a fourth internal gear 73, where the third internal gear 72 and the fourth internal gear 73 are disposed on the hinge shafts of the connecting seat 5 and the seat cushion 4, and they are fitted to each other and can rotate relatively, the third internal gear 72 is fixed on the seat cushion 4, and the fourth internal gear 73 is fixed on the connecting seat 5; a second locking gear 74, a second elastic member 75 and a second driving member 76 are further included, and the structure is identical to that of the first locking device 6, so that the detailed description is omitted.

It should be noted that, in the implementation process, the locking device structure of the present embodiment is not limited, and all the locking devices that can be unlocked by pulling the pulling wire can achieve the technical effects of the present disclosure, and all the locking devices should be included in the protection scope.

In addition, in the pocket state, the non-hinged ends of the backrest 3 and the seat cushion 4 and the seat bib 1 are in contact or close to contact with each other; in the sleeping basket state, the planes of the backrest 3 and the cushion 4 are parallel to or close to the plane of the seat surrounding pipe 1; the design makes the baby seat pocket easy to use in the seat pocket state and the sleeping basket state.

As shown in fig. 2 to 5, when the present embodiment of the infant seat pocket needs to be changed from the seat pocket state to the sleeping basket state, the seat pocket adjusting handle 10 is first pulled, the rotational relationship of the seat bib tube 1 and the seat pocket insert 2 is unlocked, and the seat bib tube 1 is laid flat; then pulling the backrest adjusting handle 30, unlocking the rotation relation between the connecting seat 5 and the seat cushion 4, and flatting the backrest 3, and meanwhile, under the action of the transmission mechanism 8, the seat cushion 4 is also flatly laid along with the backrest 3, thereby forming a sleeping basket; when the sleeping basket state needs to be changed into the seat pocket state, the backrest adjusting handle 30 is pulled firstly, the backrest 3 is pushed upwards, meanwhile, the seat cushion 4 is driven by the transmission mechanism 8 to synchronously rotate reversely to form the seat pocket shape, then the seat pocket adjusting handle 10 is pulled, the seat pocket surrounding pipe 1 is turned forwards, and the position of the seat pocket formed by the backrest 3 and the seat cushion 4 is righted.

Therefore, the baby seat pocket can be switched between the seat pocket state and the sleeping basket state when a baby is in the baby seat pocket, the switching process is relatively smooth, the comfort level of the baby in the two states and the switching process can be ensured, and the rest of the baby cannot be influenced; the baby seat pocket can complete the switching between two states by rotating the seat pocket surrounding pipe 1 and pulling the backrest 3, the operation process is very convenient and labor-saving, and the baby seat pocket is convenient for a user to use.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, but rather as the subject matter of the invention is intended to cover all modifications, equivalents and alternatives falling within the spirit and scope of the present invention.

Claims

1. The utility model provides a convertible baby seat pocket that is sleeping basket state which characterized in that: the seat bag is characterized by comprising a seat bag surrounding pipe (1) and seat bag plug-in units (2), wherein the seat bag plug-in units (2) are hinged to two sides of the seat bag surrounding pipe (1), first locking devices (6) are arranged at the hinged positions, and the relative position relation between the seat bag surrounding pipe (1) and the seat bag plug-in units (2) is locked and unlocked through the first locking devices (6);

the sleeping basket is characterized by further comprising a backrest (3) and a seat cushion (4), wherein the backrest (3) is hinged with the end part of the seat cushion (4), a transmission mechanism (8) is further arranged between the backrest (3) and the seat cushion (4), the seat cushion (4) is driven to rotate through the transmission mechanism (8) when the backrest (3) rotates, and the backrest (3) and the seat cushion (4) are located on the same plane in the sleeping basket state;

still include connecting seat (5), connecting seat (5) one end is fixed on seat pocket surrounding pipe (1), the other end is articulated mutually with back (3) or cushion (4), and this articulated department is equipped with second locking means (7), through second locking means (7) are right the relative position relation between connecting seat (5) and back (3) or cushion (4) locks and unblock.

2. The baby seat pocket convertible into the sleeping basket state according to claim 1, wherein: one end of the connecting seat (5) which is hinged with the backrest (3) or the seat cushion (4) is hinged on a hinged shaft of the backrest (3) and the seat cushion (4).

3. A baby seat pocket convertible into a sleeping basket configuration according to claim 1 or 2, wherein: the backrest (3) and the seat cushion (4) rotate reversely through the transmission mechanism (8).

4. A baby seat pocket convertible into a sleeping basket configuration according to claim 3, wherein: the transmission mechanism (8) comprises a first connecting rod (81), a second connecting rod (82) and a third connecting rod (83); one end of the third connecting rod (83) is hinged on the connecting seat (5), and the other end of the third connecting rod is hinged with one end of the second connecting rod (82); the other end of the second connecting rod (82) is hinged on the seat cushion (4); a third connecting rod (83) and the connecting seat (5) are respectively provided with a sliding groove, the two sliding grooves are staggered with each other, one end of the first connecting rod (81) is in pin joint with the two sliding grooves, and the other end of the first connecting rod (81) is hinged on the backrest (3); the free ends of the backrest (3) and the cushion (4) are respectively arranged at the left side and the right side of the connecting seat (5).

5. The baby seat pocket convertible into the sleeping basket state according to claim 1, wherein: the first locking device (6) comprises a first traction wire (61), the first locking device (6) is locked in a natural state and is unlocked when the first traction wire (61) is pulled; be equipped with the seat pocket that connects first pull wire (61) on seat pocket surrounding tube (1) and adjust handle (10), pull first pull wire (61) when handle (10) are adjusted to the seat pocket is pulled.

6. The baby seat pocket convertible into the sleeping basket state according to claim 5, wherein: the first locking device (6) comprises a first internal gear (62) and a second internal gear (63), the first internal gear (62) and the second internal gear (63) are arranged on a hinged shaft of the seat surrounding pipe (1) and the seat pocket plug-in unit (2), and the first internal gear (62) and the second internal gear are mutually attached and can rotate relatively; the first internal gear (62) is fixed on the seat pocket surrounding pipe (1), and the second internal gear (63) is fixed on the seat pocket plug-in (2);

the first locking device (6) further comprises a first locking gear (64) and a first elastic member (65), wherein the external teeth of the first locking gear (64) are matched with the internal teeth of the first internal gear (62) and the second internal gear (63) and can move along the axial direction of a hinge shaft at the position, and the first locking gear (64) is in a position of simultaneously meshing with the first internal gear (62) and the second internal gear (63) under the support of the first elastic member (65); when the first traction wire (61) is pulled, the first locking gear (64) moves axially to be disengaged from the tooth groove of the first internal gear (62) or the second internal gear (63).

7. The baby seat pocket convertible into the sleeping basket state according to claim 6, wherein: the first locking device (6) further comprises a first driving piece (66), the first traction wire (61) is wound on the first driving piece (66), and the first driving piece (66) is driven to rotate when the first traction wire (61) is pulled; the first driving piece (66) is attached to the inner side face of the first internal gear (62) or the inner side face of the second internal gear (63), corresponding oblique protrusions are formed on the contact faces of the first driving piece and the second internal gear, the first driving piece (66) is pushed to move axially by the oblique protrusions when rotating, and the first locking gear (64) is pushed to be separated from the tooth grooves of the first internal gear (62) or the second internal gear (63).

8. The baby seat pocket convertible into the sleeping basket state according to claim 1, wherein: the second locking device (7) comprises a second traction wire (71), and the second locking device (7) is locked in a natural state and is unlocked when the second traction wire (71) is pulled; the backrest adjusting handle (30) connected with a second traction wire (71) is arranged on the backrest (3), and the second traction wire (71) is pulled when the backrest adjusting handle (30) is pulled.

9. The baby seat pocket convertible into the sleeping basket state of claim 8, wherein: the second locking device (7) comprises a third internal gear (72) and a fourth internal gear (73), the third internal gear (72) and the fourth internal gear (73) are arranged on a hinged shaft of the connecting seat (5) and the backrest (3) or the seat cushion (4), and the third internal gear (72) and the fourth internal gear (73) are mutually attached and can rotate relatively; the third internal gear (72) is fixed on the backrest (3) or the seat cushion (4), and the fourth internal gear (73) is fixed on the connecting seat (5);

the second locking device (7) further comprises a second locking gear (74) and a second elastic piece (75), wherein the external teeth of the second locking gear (74) are matched with the internal teeth of the third internal gear (72) and the fourth internal gear (73) and can move along the axial direction of a hinge shaft at the position, and the second locking gear (74) is in a position of simultaneously meshing with the third internal gear (72) and the fourth internal gear (73) under the support of the second elastic piece (75); when the second traction wire (71) is pulled, the second locking gear (74) axially moves to be disengaged from the tooth grooves of the third internal gear (72) or the fourth internal gear (73).

10. A baby seat pocket convertible to a sleeping basket configuration according to claim 9, wherein: the second locking device (7) further comprises a second driving element (76), the second traction wire (71) is wound on the second driving element (76), and the second driving element (76) is driven to rotate when the second traction wire (71) is pulled; the second driving piece (76) is attached to the inner side face of the third internal gear (72) or the inner side face of the fourth internal gear (73), corresponding oblique protrusions are formed on the contact faces of the second driving piece and the fourth internal gear, the second driving piece (76) is pushed by the oblique protrusions to move axially when rotating, and the second locking gear (74) is pushed to be separated from the tooth grooves of the third internal gear (72) or the fourth internal gear (73).