CN218430957U - Child safety seat capable of being interlocked and unlocked at any rotation angle - Google Patents

Abstract

The utility model provides a child safety seat with a linkage unlocking seat body at any rotation angle, which comprises a base and a rotating disk, wherein the seat body on the rotating disk is provided with a front locking rod and a rear locking rod, and the rotating disk is connected with a front clamping hook and a rear clamping hook; the rotary disk is provided with a front hook driving assembly and a rear hook driving assembly, the base is movably connected with a lock releasing handle and a front and rear hook lock releasing assembly, and the front and rear hook lock releasing assembly comprises a lock releasing connecting base and a lock releasing pull wire assembly. The utility model discloses a set up mutual swivelling joint's release lock connecting seat and release lock stay wire assembly, release lock connecting seat and preceding hook drive assembly and back hook drive assembly linkage are connected, release lock stay wire assembly is connected with the release lock handle for only just can drive preceding hook drive assembly and the action of back hook drive assembly simultaneously through the pulling release lock handle when the chair body rotates arbitrary angle, this kind of structure of release lock is linked simultaneously to pothook and back pothook through the action of a pulling release lock handle before realizing, moreover, the steam generator is simple in structure, spare part is few, low cost, it is also convenient to operate.

Description

Child safety seat capable of being interlocked and unlocked at any rotation angle

Technical Field

The utility model relates to an automobile safety articles for use technical field particularly, relates to an arbitrary rotation angle can link children's safety seat of releasing lock chair body.

Background

Child safety seats generally include a base and a basket or seat that is removably connected to the base, the basket being primarily intended for younger infants and the seat being primarily intended for older children. In order to facilitate alternate installation or disassembly of the lifting basket or the safety seat on the base, a lock releasing structure is arranged between the base and the lifting basket or the safety seat, but the existing lock releasing structure can only release the lock of the seat body when the seat body rotates to a specified angle, and the existing lock releasing structure is complex in design, multiple in parts and complex in operation.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one aspect of the above problems, the present invention provides a child safety seat with any rotation angle and capable of releasing a lock of a seat body in a linked manner, including a base and a rotary disc which are connected in a mutually rotating manner, wherein the rotary disc is detachably mounted with the seat body, the seat body is provided with a front lock rod and a rear lock rod, and the rotary disc is movably connected with a front hook which is used for locking and matching with the front lock rod and a rear hook which is used for locking and matching with the rear lock rod; the rotary disc is provided with a front hook driving assembly for driving the front hook to move and a rear hook driving assembly for driving the rear hook to move, the base is movably connected with a lock releasing handle and a front and rear hook lock releasing assembly, the front and rear hook lock releasing assembly comprises a lock releasing connecting seat and a lock releasing pull wire assembly which are mutually and rotatably connected, the front hook driving assembly and the rear hook driving assembly are both in linkage connection with the lock releasing connecting seat, the lock releasing pull wire assembly is in linkage connection with the lock releasing handle, when the chair body rotates to any angle and pulls the lock releasing handle to release the lock, the lock releasing handle drives the lock releasing pull wire assembly to move, the lock releasing pull wire assembly drives the lock releasing connecting seat to move, so that the front hook driving assembly and the rear hook driving assembly are driven to simultaneously move, and the front hook driving assembly drives the front hook driving assembly and the rear hook driving assembly to drive the rear hook to simultaneously release the lock.

Optionally, the front hook driving assembly includes a front hook release driving element and a front hook locking limiting rod, which are connected to each other, the release connecting base is linked to the front hook release driving element, the front hook is interlocked with the front lock rod, the front hook locking limiting rod is matched with the front hook to limit the movement of the front hook, when the release pull rod assembly is pulled to drive the release connecting base to move, the front hook release driving element drives the front hook locking limiting rod to move so that the front hook locking limiting rod and the front hook are separated from each other, so as to release the front hook; the rear hook driving assembly comprises a rear hook release driving piece and a rear hook locking limiting rod which are connected with each other, the release handle is in linkage connection with the rear hook release driving piece, when the rear hook is interlocked with the rear lock rod, the rear hook locking limiting rod is matched with the rear hook to limit the action of the rear hook, when the release handle is pulled to enable the release pull wire assembly to drive the release connecting seat to move, the rear hook release driving piece drives the rear hook locking limiting rod to move to enable the rear hook locking limiting rod to be separated from the rear hook, and the release of the rear hook is achieved.

Optionally, the front hook release driving member is provided with a second front chute, the rear hook release driving member is provided with a second rear chute, and the release connecting seat is connected with a front release connecting shaft slidably connected with the second front chute and a rear release connecting shaft slidably connected with the second rear chute; when the lock release handle is pulled to move forwards, so that the lock release pull wire assembly drives the lock release connecting seat to move downwards, the lock release connecting seat drives the front lock release connecting shaft to move from one end of the second front chute to the other end, so that the front hook locking limiting rod and the front hook are separated from each other, the lock release of the front hook is realized, and the lock release connecting seat simultaneously drives the rear lock release connecting shaft to move from the second rear chute to the other end, so that the rear hook locking limiting rod and the rear hook are separated from each other, and the lock release of the rear hook is realized.

Optionally, the front hook release driving part is provided with a first front chute, the rear hook release driving part is provided with a first rear chute, and the rotating disc is provided with a front vertical slot corresponding to the first front chute and a rear vertical slot corresponding to the first rear chute; the front hook locking limiting rod penetrates through the first front chute and the front vertical groove and is in sliding connection with the first front chute and the front vertical groove, when the lock release handle is pulled to enable the lock release pull wire assembly to drive the lock release connecting seat to move, the front hook locking driving piece drives the front hook locking limiting rod to move from one end to the other end of the front vertical groove, so that the front hook locking limiting rod and the front hook are separated from each other, and the front hook is unlocked; the rear hook locking limiting rod penetrates through the first rear chute and the rear vertical groove and is in sliding connection with the first rear chute and the rear vertical groove, when the lock release handle is pulled to enable the lock release pull wire assembly to drive the lock release connecting seat to move, the rear hook locking driving piece drives the rear hook locking limiting rod to move from one end to the other end of the rear vertical groove, so that the rear hook locking limiting rod and the rear hook are separated from each other, and the rear hook is unlocked.

Optionally, the front and rear hook release assembly further includes a pull wire connecting member movably connected to the base, the release pull wire assembly includes a pull wire and a pull buckle connected to the release connecting seat, the pull wire has a first terminal and a second terminal, the pull wire connecting member has a mounting hole connected to the first terminal, the pull buckle is disposed in a mounting groove connected to the second terminal, when the release handle is pulled forward, the release handle drives the pull wire connecting member to move, the pull wire connecting member drives the pull wire to move, the second terminal drives the pull buckle to move, and the pull buckle drives the release connecting seat to move, so as to finally release the lock chair body.

Optionally, the rotating disc is provided with a fixed seat, the fixed seat is provided with a movable hole in sliding connection with the pull buckle and a movable groove in sliding connection with the release connecting seat, one end of the pull buckle is provided with a buckle, and the release connecting seat is provided with a rotating groove in clamping connection with the buckle for rotation.

Optionally, a lock release return elastic piece is installed in the movable groove, and two ends of the lock release return elastic piece are respectively connected with the fixed seat and the lock release connecting seat.

Optionally, the front end of the release handle is provided with an abutting surface, the pull line connector is provided with an abutting table, and when the release handle is pulled forwards, the abutting surface abuts against the abutting table.

Optionally, the front hook is provided with a front locking groove matched with the front locking rod in a locking manner and a front limiting part abutted against the front hook locking limiting rod, the rear hook is provided with a rear locking groove matched with the rear locking rod in a locking manner and a rear limiting part abutted against the rear hook locking limiting rod, and the front hook and the rear hook are both hinged to the rotating disk.

Optionally, the portable electronic device further comprises a front hook elastic piece and a rear hook elastic piece, two ends of the front hook elastic piece are respectively connected with the front hook and the rotating disk, and two ends of the rear hook elastic piece are respectively connected with the rear hook and the rotating disk.

Compared with the prior art, the utility model provides an arbitrary rotation angle can link children's safety seat of release lock chair body, through setting up mutual swivelling joint's release lock connecting seat and release lock stay wire subassembly, the release lock connecting seat links with preceding hook drive assembly and back hook drive assembly and is connected, release lock stay wire subassembly is connected with the release lock handle, only just can drive preceding hook drive assembly and back hook drive assembly action simultaneously through pulling the release lock handle when making the chair body rotate arbitrary angle, drive preceding pothook and back pothook release lock simultaneously, this kind realizes the structure of preceding pothook and back pothook linkage release lock simultaneously through the action of a pulling release lock handle, moreover, the steam generator is simple in structure, spare part is few, and is with low costs, and it is also convenient to operate.

Drawings

Fig. 1 is a partial exploded view of a child safety seat according to an embodiment of the present invention;

fig. 2 is a partial exploded view of a child safety seat according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of the child safety seat of the embodiment of the present invention when the seat body is locked;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is an enlarged view of portion B of FIG. 3;

FIG. 6 is an enlarged view of portion C of FIG. 3;

FIG. 7 is a cross-sectional view of the child safety seat of the embodiment of the present invention when the seat body is unlocked;

FIG. 8 is an enlarged view of portion D of FIG. 7;

FIG. 9 is a cross-sectional view of the child safety seat according to the embodiment of the present invention when the seat body is rotated at an arbitrary angle for unlocking;

fig. 10 is a structural view of a chair body according to an embodiment of the present invention.

Description of reference numerals:

1. a chair body; 11. a front lock lever; 12. a rear lock lever; 2. a base; 3. rotating the disc; 31. a front vertical slot; 32. a rear vertical groove; 33. a fixed seat; 331. a movable hole; 332. a movable groove; 4. a lock release handle; 41. an abutting surface; 5. a front hook; 51. a front lock groove; 52. a front stopper; 6. a rear hook; 61. a rear lock groove; 62. a rear limit portion; 7. a front hook drive assembly; 71. a front hook release lock drive; 711. a first front chute; 712. a second front chute; 72. the front hook locks the limiting rod; 8. a rear hook drive assembly; 81. a rear hook release lock drive; 811. a first rear chute; 812. a second rear chute; 82. the rear hook locks the limiting rod; 9. a front and rear hook release assembly; 91. a lock releasing connecting seat; 911. a rotating tank; 92. a release pull wire assembly; 921. pulling the button; 9211. mounting grooves; 9212. buckling; 922. a pull wire; 9221. a first terminal; 9222. a second terminal; 93. a front release lock connecting shaft; 94. a rear release lock connecting shaft; 95. a lock release return elastic member; 96. a pull wire connector; 961. mounting holes; 962. a butting stand; 10. a front hook elastic piece; 20. the back hook elastic component.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on normal use of the product.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. The utility model discloses a be provided with coordinate system YZ in the drawing of embodiment, wherein the forward of Y axle represents the place ahead, and the backward of Y axle represents the rear, and the forward of Z axle represents the top, and the backward of Z axle represents the below.

The embodiment of the utility model provides a children's safety seat of arbitrary rotation angle linkage release chair body, combine shown in fig. 1-10, including base 2 and rotary disk 3 of mutual swivelling joint, demountable installation has chair body 1 on the rotary disk 3, chair body 1 is equipped with front locking lever 11 and back locking lever 12, rotary disk 3 swing joint be used for with the front locking lever 11 lock complex preceding pothook 5 with be used for with the back locking lever 12 lock complex back pothook 6; the rotary disc 3 is provided with a front hook driving component 7 for driving the front hook 5 to move and a rear hook driving component 8 for driving the rear hook 6 to move, the base 2 is movably connected with a release handle 4 and a front and rear hook release component 9, the front and rear hook release component 9 comprises a release connecting seat 91 and a release pull wire component 92 which are mutually and rotatably connected, the front hook driving component 7 and the rear hook driving component 8 are both in linkage connection with the release connecting seat 91, the release pull wire component 92 is in linkage connection with the release handle 4, when the chair body 1 rotates to any angle and pulls the release handle 4 to release, the release handle 4 drives the release pull wire component 92 to move, and the release pull wire component 92 drives the release connecting seat 91 to move so as to drive the front hook driving component 7 and the rear hook driving component 8 to simultaneously move, so that the front hook driving component 7 drives the front hook 5 and the rear hook driving component 8 to drive the rear hook 6 to release simultaneously.

Wherein, the action of the front hook driving component 7 driving the front hook 5 means that the front hook driving component 7 driving the front hook 5 and the front lock lever 11 to lock or unlock; the action of the rear hook driving component 8 driving the rear hook 6 means that the rear hook driving component 8 drives the rear hook 6 to lock or unlock with the rear lock rod 12; the base 2 is used for mounting the rotating disc 3 and the unlocking handle 4, and the base 2 is also used for being connected with an automobile seat; the chair body 1 is a safe chair or a lifting basket, and the front lock rod 11 and the rear lock rod 12 are respectively arranged at the front end and the rear end of the bottom of the chair body 1; the front hook 5 and the rotary disk 3 are preferably hinged in a mutual movable connection mode, the front hook 5 and the rotary disk 3 are hinged through structural matching of a shaft and a shaft hole, and the front hook 5 and the front lock rod 11 are locked or unlocked through the rotation action of the front hook 5; in a similar way, the mode that the rear hook 6 is movably connected with the rotary disk 3 is preferably hinged connection, the rear hook 6 is hinged connected with the rotary disk 3 through the structural matching of a shaft and a shaft hole, and the rear hook 6 is locked or unlocked with the rear lock rod 12 through the rotation action; besides, the front hook 5 and the rotating disk 3 are movably connected with each other and the rear hook 6 and the rotating disk 3 are movably connected with each other, namely, the front hook 5 can be locked or unlocked with the front lock rod 11 through the translational motion, and the rear hook 6 can be locked or unlocked with the rear lock rod 12 through the translational motion; the lock releasing connecting seat 91 and the lock releasing pulling wire assembly 92 are rotatably connected with each other, so that when the chair body 1 rotates at any angle, i.e. the rotating disc 3 rotates at any angle relative to the base 2, the rotating disc 3 can drive the lock releasing connecting seat 91 to synchronously rotate relative to the base 2.

When the chair body 1 is locked, the front hook 5 is locked with the front lock rod 11, and the rear hook 6 is locked with the rear lock rod 12, so that the infant and the young can take the car; when the chair body 1 rotates to any angle and needs to be unlocked, a user firstly exerts force on the unlocking handle 4 to pull the unlocking handle 4 to move forwards, the unlocking handle 4 drives the unlocking pull wire assembly 92 to move synchronously, the unlocking pull wire assembly 92 drives the unlocking connecting seat 91 to move synchronously, the unlocking connecting seat 91 drives the front hook driving assembly 7 and the rear hook driving assembly 8 to move simultaneously, the front hook driving assembly 7 drives the front hook 5 to move so that the front hook 5 and the front lock rod 11 are separated from each other to realize unlocking, and the rear hook driving assembly 8 drives the rear hook 6 to move so that the rear hook 6 and the rear lock rod 12 are separated from each other to realize unlocking, so that the unlocking of the chair body 1 is completed.

In the child safety seat with the linkage unlocking seat body with any rotation angle in the embodiment, the unlocking connecting seat 91 and the unlocking pull wire assembly 92 which are mutually and rotatably connected are arranged, the unlocking connecting seat 91 is in linkage connection with the front hook driving assembly 7 and the rear hook driving assembly 8, and the unlocking pull wire assembly 92 is connected with the unlocking handle 4, so that when the seat body 1 rotates to any angle, the front hook driving assembly 7 and the rear hook driving assembly 8 can be simultaneously driven to move by pulling the unlocking handle 4 to drive the front clamping hook 5 and the rear clamping hook 6 to simultaneously unlock, and the structure for realizing simultaneous linkage unlocking of the front clamping hook 5 and the rear clamping hook 6 by pulling the unlocking handle 4 is simple in structure, few in parts, low in cost and convenient to operate.

Optionally, as shown in fig. 1 to 10, the front hook driving assembly 7 includes a front hook release driving element 71 and a front hook locking limiting rod 72 that are connected to each other, the release connecting base 91 is linked to the front hook release driving element 71, when the front hook 5 is interlocked with the front lock bar 11, the front hook locking limiting rod 72 cooperates with the front hook 5 to limit the motion of the front hook 5, and when the release handle 4 is pulled to make the release pull wire assembly 92 drive the release connecting base 91 to move, the front hook release driving element 71 drives the front hook locking limiting rod 72 to move to make the front hook locking limiting rod 72 and the front hook 5 separate from each other, so as to release the front hook 5; the rear hook driving component 8 comprises a rear hook release driving part 81 and a rear hook locking limiting rod 82 which are connected with each other, the release handle 4 is linked with the rear hook release driving part 81, the rear hook 6 is interlocked with the rear lock rod 12, the rear hook locking limiting rod 82 is matched with the rear hook 6 to limit the action of the rear hook 6, when the release handle 4 is pulled to enable the release pull wire component 92 to drive the release connecting seat 91 to move, the rear hook release driving part 81 drives the rear hook locking limiting rod 82 to move to enable the rear hook locking limiting rod 82 to be separated from the rear hook 6, and the release of the rear hook 6 is realized.

Wherein, the rotating disc 3 is provided with a sliding groove for the sliding of the front hook release driving piece 71 and the rear hook release driving piece 81, and is fixed by a fastener; when the chair body 1 is locked, the front hook locking limiting rod 72 is matched with the front hook 5 to limit the action of the front hook 5, so that the front hook 5 is locked with the front lock rod 11, and the rear hook locking limiting rod 82 is matched with the rear hook 6 to limit the action of the rear hook 6, so that the rear hook 6 is locked with the rear lock rod 12; when the chair body 1 needs to be unlocked, a user firstly exerts force on the release handle 4 to pull the release handle 4 to move forwards, the release handle 4 drives the release pull wire assembly 92 to move, the release pull wire assembly 92 drives the release connecting seat 91 to move, the release connecting seat 91 drives the front hook release driving piece 71 and the rear hook release driving piece 81 to simultaneously move, the front hook release driving piece 71 drives the front hook locking limiting rod 72 to move so as to separate the front hook locking limiting rod 72 from the front hook 5, and the rear hook release driving piece 81 drives the rear hook locking limiting rod 82 to move so as to separate the rear hook locking limiting rod 82 from the rear hook 6, so that the front hook 5 and the rear hook 6 are simultaneously released, and the unlocking of the chair body 1 is completed.

In this embodiment, the front hook unlocking driving member 71 and the front hook locking limiting rod 72 which are connected to each other and can move synchronously along with the unlocking handle 4, and the rear hook unlocking driving member 81 and the rear hook locking limiting rod 82 which are connected to each other and can move synchronously along with the unlocking handle 4 are provided, and the locking and unlocking of the front hook 5 and the front lock lever 11 are realized by the matching and the disengagement of the front hook locking limiting rod 72 and the front hook 5, and the locking and the unlocking of the rear hook 6 and the rear lock lever 12 are realized by the matching and the disengagement of the rear hook locking limiting rod 82 and the rear hook 6, so that the structure is simple and reliable, and the operation is convenient.

Optionally, as shown in fig. 1 to 10, the front hook release driving member 71 is provided with a second front inclined groove 712, the rear hook release driving member 81 is provided with a second rear inclined groove 812, and the release connecting seat 91 is connected with a front release connecting shaft 93 slidably connected with the second front inclined groove 712 and a rear release connecting shaft 94 slidably connected with the second rear inclined groove 812; when the release handle 4 is pulled to move forward so that the release pull wire assembly 92 drives the release connecting seat 91 to move downward, the release connecting seat 91 drives the front release connecting shaft 93 to move from one end of the second front chute 712 to the other end so as to separate the front hook locking limiting rod 72 from the front hook 5, thereby realizing the release of the front hook 5, and the release connecting seat 91 simultaneously drives the rear release connecting shaft 94 to move from the second rear chute 812 to the other end, thereby separating the rear hook locking limiting rod 82 from the rear hook 6, thereby realizing the release of the rear hook 6.

Wherein the inclination direction of the second front chute 712 is front low and rear high, and the inclination direction of the second rear chute 812 is front high and rear low; in the present embodiment, the second front chute 712 is slidably connected to the front release connecting shaft 93 and the second rear chute 812 is slidably connected to the rear release connecting shaft 94, so that when the release handle 4 is pulled forward to make the release pull line assembly 92 drive the release connecting base 91 to move down, the front hook release driving member 71 and the rear hook release driving member 81 can approach each other to respectively unlock the front hook 5 and the rear hook 6, and the structure is simple and the operation is convenient.

When the chair body 1 needs to be unlocked, a user firstly exerts force on the unlocking handle 4 to pull the unlocking handle 4 to move forwards, the unlocking handle 4 drives the unlocking stay wire assembly 92 to move, the unlocking stay wire assembly 92 drives the unlocking connecting seat 91 to move downwards, so that the front unlocking connecting shaft 93 moves from the top end to the bottom end of the second front chute 712, the front hook unlocking driving piece 71 is driven to move backwards, the front hook 5 is unlocked, meanwhile, the rear unlocking connecting shaft 94 moves from the top end to the bottom end of the second rear chute 812, the rear hook unlocking driving piece 81 is driven to move forwards, the rear hook 6 is unlocked, the front hook 5 and the rear hook 6 are finally unlocked simultaneously, and the unlocking of the chair body 1 is completed.

Alternatively, as shown in fig. 1 to 10, the front hook release driving member 71 is provided with a first front chute 711, the rear hook release driving member 81 is provided with a first rear chute 811, and the rotating disk 3 is provided with a front vertical slot 31 corresponding to the position of the first front chute 711 and a rear vertical slot 32 corresponding to the position of the first rear chute 811; the front hook locking limiting rod 72 penetrates through the first front chute 711 and the front vertical groove 31 and is slidably connected with the first front chute 711 and the front vertical groove 31, when the unlocking handle 4 is pulled to enable the unlocking pull wire assembly 92 to drive the unlocking connecting seat 91 to move, the front hook unlocking driving piece 71 drives the front hook locking limiting rod 72 to move from one end of the front vertical groove 31 to the other end, so that the front hook locking limiting rod 72 is separated from the front hook 5, and the front hook 5 is unlocked; the rear hook locking limiting rod 82 penetrates through the first rear chute 811 and the rear vertical groove 32 and is slidably connected with the first rear chute 811 and the rear vertical groove 32, when the lock release handle 4 is pulled to enable the lock release pull wire assembly 92 to drive the lock release connecting seat 91 to move, the rear hook release driving piece 81 drives the rear hook locking limiting rod 82 to move from one end of the rear vertical groove 32 to the other end, so that the rear hook locking limiting rod 82 is separated from the rear hook 6, and the lock release of the rear hook 6 is realized.

Wherein, the inclination direction of the first front chute 711 is front low and rear high, the inclination direction of the first rear chute 811 is front high and rear low, the length directions of the front vertical slot 31 and the rear vertical slot 32 are perpendicular to the rotation plane of the rotation disc 3; the first front chute 711, the first rear chute 811, the front vertical groove 31, and the rear vertical groove 32 all have a certain length so that the front hook locking limit rod 72 can slide in the first front chute 711 and the front vertical groove 31 and the rear hook locking limit rod 82 can slide in the first rear chute 811 and the rear vertical groove 32; the widths of the first front inclined groove 711 and the front vertical groove 31 are close to the outer diameter of the front hook locking limit rod 72, and the widths of the first rear inclined groove 811 and the rear vertical groove 32 are close to the outer diameter of the rear hook locking limit rod 82, so that the structural play is reduced as much as possible.

When the front hook 5 is interlocked with the front lock lever 11, the front hook locking limiting rod 72 is matched with the front hook 5 to limit the action of the front hook 5, at this time, the front hook locking limiting rod 72 is positioned at the top end of the first front inclined groove 711 and the top end of the front vertical groove 31, when the unlocking handle 4 is pulled to drive the unlocking stay wire assembly 92 to move, the unlocking stay wire assembly 92 drives the unlocking connecting seat 91 to move, the unlocking connecting seat 91 drives the front hook unlocking driving piece 71 to move backwards, the front hook locking limiting rod 72 moves from the top end to the bottom end of the first front inclined groove 711, and the front hook locking limiting rod 72 also moves from the top end to the bottom end of the front vertical groove 31 under the acting force of the first front inclined groove 711, so that the front hook locking limiting rod 72 is separated from the front hook 5 after moving downwards, and the front hook 5 is unlocked; when the rear hook 6 is interlocked with the rear lock lever 12, the rear hook locking limiting rod 82 is matched with the rear hook 6 to limit the action of the rear hook 6, at this time, the rear hook locking limiting rod 82 is positioned at the top end of the first rear chute 811 and the top end of the rear vertical groove 32, when the unlocking handle 4 is pulled to drive the unlocking pull-wire assembly 92 to move, the unlocking pull-wire assembly 92 drives the unlocking connection seat 91 to move, the unlocking connection seat 91 drives the rear hook unlocking driving piece 81 to move forward, the rear hook locking limiting rod 82 moves from the top end to the bottom end of the first rear chute 811, and the rear hook locking limiting rod 82 also moves from the top end to the bottom end of the rear vertical groove 32 under the acting force of the first rear chute 811, so that the rear hook locking limiting rod 82 is separated from the rear hook 6 after moving downward, and the rear hook 6 is unlocked.

Optionally, as shown in fig. 1 to 9, the front and rear hook release assembly 9 further includes a pull line connector 96 movably connected to the base 2, the release pull line assembly 92 includes a pull line 922 and a pull buckle 921 connected to the release connecting seat 91, the pull line 922 is provided with a first terminal 9221 and a second terminal 9222, the pull line connector 96 is provided with an installation hole 961 connected to the first terminal 9221, the pull buckle 921 is provided in an installation groove 9211 connected to the second terminal 9222, when the release handle 4 is pulled forward, the release handle 4 drives the pull line connector 96 to move, the pull line connector 96 drives the pull line 922 to move, the second terminal 9222 drives the pull buckle 921 to move, and the pull buckle 921 drives the release connecting seat 91 to move, so as to finally lock the chair body 1.

The pull wire 922 is flexible and can be changed in shape at will, so that the pull wire 922 can follow the changed shape in the rotation process of the chair body 1, and the lock-releasing pull wire assembly 92 can be normally used when the chair body 1 rotates to any position; the pulling wire 922 has no elasticity to ensure that the lock releasing handle 4 can drive the lock releasing connecting seat 91 to move synchronously; the pull wire connecting piece 96 has installation indication color, and the installation indication color is in the color of an open state when the lock is released; the base 2 is provided with a sliding groove for the lock release handle 4 to slide back and forth and is fixed by a fastener.

Optionally, as shown in fig. 1 to 9, the rotating disc 3 is provided with a fixed seat 33, the fixed seat 33 is provided with a movable hole 331 slidably connected with the pull buckle 921 and a movable groove 332 slidably connected with the release link seat 91, one end of the pull buckle 921 is provided with a buckle 9212, and the release link seat 91 is provided with a rotating groove 911 rotationally connected with the buckle 9212 in a clamping manner.

When the pulling wire 922 is pulled, the pulling buckle 921 can move up and down in the movable hole 331, and the unlocking connection seat 91 can also move up and down in the movable groove 332; the buckle 9212 is connected with the rotation groove 911 in a matching manner, so that the pull button 921 can drive the lock releasing connecting seat 91 to move to release the lock, and when the chair body 1 rotates, the pull button 921 can be ensured to rotate relative to the lock releasing connecting seat 91, and the chair body 1 can be locked at any angle.

Optionally, as shown in fig. 1 to 9, a lock release return elastic element 95 is installed in the movable groove 332, and two ends of the lock release return elastic element 95 are respectively connected to the fixing seat 33 and the lock release connecting seat 91.

The release return elastic member 95 is a compression spring, two ends of the release return elastic member 95 are respectively abutted against the fixed seat 33 and the release connecting seat 91, when the chair body 1 needs to be locked on the base 2, the release handle 4 is released by hand, the front lock rod 11 is aligned with the front hook 5, the rear lock rod 12 is aligned with the rear hook 6, under the action of gravity of the chair body 1, the front hook 5 and the rear hook 6 can be rotated and returned to respectively hook the front lock rod 11 and the rear lock rod 12, at this time, under the action of the release return elastic member 95, the release connecting seat 91 is moved upwards and returned to return, so that the front hook release driving member 71 is pushed to move forwards and the rear hook release driving member 81 is moved backwards to realize locking, meanwhile, the release connecting seat 91 also drives the stay wire 922 to move, the stay wire 922 drives the stay wire connecting member 96 to return to the initial position, at this time, the installation indication color is displayed and the release handle 4 is also returned accordingly.

Alternatively, as shown in fig. 1 to 9, the front end of the release handle 4 is provided with an abutment surface 41, and the wire connecting member 96 is provided with a contact platform 962, and the abutment surface 41 abuts against the contact platform 962 when the release handle 4 is pulled forward.

Wherein, the upper surface of the release handle 4 is provided with a groove for placing fingers of a user, so that the user can smoothly pull the stay wire connecting piece 96 forwards; when the release handle 4 is pulled forward, the abutting piece 962 contacts the abutting surface 41, and the pull wire connecting piece 96 moves forward under the pushing force of the abutting surface 41, thereby completing the release of the release function of the seat body 1.

Optionally, as shown in fig. 1 to 9, the front hook 5 is provided with a front lock groove 51 that is in locking fit with the front lock lever 11 and a front limit portion 52 that is abutted against the front hook locking limit rod 72, the rear hook 6 is provided with a rear lock groove 61 that is in locking fit with the rear lock lever 12 and a rear limit portion 62 that is abutted against the rear hook locking limit rod 82, and both the front hook 5 and the rear hook 6 are hinged to the rotary disk 3.

Wherein, the quantity of preceding pothook 5 and back pothook 6 is two, and two preceding pothooks 5 interval sets up and lock with preceding locking lever 11 jointly, and two back pothooks 6 interval sets up and lock with preceding locking lever 11 jointly and be connected for chair body 1 can be firmly locked.

When the chair body 1 is locked, the front hook locking limiting rod 72 is abutted with the front limiting part 52 to limit the forward rotation of the front locking groove 51, so that the front hook 5 is locked with the front locking rod 11, and the rear hook locking limiting rod 82 is abutted with the rear limiting part 62 to limit the backward rotation of the rear locking groove 61, so that the rear hook 6 is locked with the rear locking rod 12; when the chair body 1 needs to be unlocked, a user firstly applies force on the release handle 4 to pull the release handle 4 to move forward to drive the release pull wire assembly 92 to move, the release pull wire assembly 92 drives the release connecting seat 91 to move, the release connecting seat 91 drives the front hook release driving piece 71 and the rear hook release driving piece 81 to move simultaneously, the front hook release driving piece 71 synchronously drives the front hook locking limiting rod 72 to move so that the front hook locking limiting rod 72 and the front limiting part 52 are separated from each other, the front locking groove 51 can rotate forward and be separated from the front locking rod 11, and the rear hook release driving piece 81 drives the rear hook locking limiting rod 82 to move so that the rear hook locking limiting rod 82 and the rear limiting part 62 are separated from each other, the rear locking groove 61 can rotate backward and be separated from the rear locking rod 12, so that the front hook 5 and the rear hook 6 are simultaneously released, and the unlocking of the chair body 1 is completed.

Optionally, as shown in fig. 1 to 9, the portable electronic device further includes a front hook elastic member 10 and a rear hook elastic member 20, two ends of the front hook elastic member 10 are respectively connected to the front hook 5 and the rotating disk 3, and two ends of the rear hook elastic member 20 are respectively connected to the rear hook 6 and the rotating disk 3.

The front hook elastic piece 10 and the rear hook elastic piece 20 are both extension springs, so that the front hook 5 can automatically rotate and release the lock with the front lock rod 11, the rear hook 6 can automatically rotate and release the lock with the rear lock rod 12, and the operation is more portable; when the unlocking handle 4 is pulled forward to unlock, the front hook locking limiting rod 72 is separated from the front limiting part 52, the front hook 5 enables the front locking groove 51 to rotate forward under the action of the force of the front hook elastic piece 10 to realize unlocking, and at the moment, the front locking groove 51 can be separated from the front locking rod 11 when the chair body 1 is moved upward to disassemble the lower chair body 1; when the release handle 4 is pulled forward to release the lock, the rear hook locking limiting rod 82 is separated from the rear limiting part 62, the rear hook 6 enables the rear locking groove 61 to rotate backward under the force of the rear hook elastic part 20 to realize unlocking, and at the moment, the rear locking groove 61 can be separated from the rear locking rod 12 when the chair body 1 is moved upward to disassemble the lower chair body 1.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims (10)

1. The child safety seat capable of being linked and unlocked with any rotation angle is characterized by comprising a base (2) and a rotating disk (3) which are mutually and rotatably connected, wherein the rotating disk (3) is detachably provided with a seat body (1), the seat body (1) is provided with a front locking rod (11) and a rear locking rod (12), and the rotating disk (3) is movably connected with a front clamping hook (5) which is used for being locked and matched with the front locking rod (11) and a rear clamping hook (6) which is used for being locked and matched with the rear locking rod (12); the rotary disc (3) is provided with a front hook driving component (7) for driving the front hook (5) to move and a rear hook driving component (8) for driving the rear hook (6) to move, the base (2) is movably connected with a lock release handle (4) and a front and rear hook release component (9), the front and rear hook release component (9) comprises a lock release connecting seat (91) and a lock release pull wire component (92) which are mutually and rotatably connected, the front hook driving component (7) and the rear hook driving component (8) are both in linkage connection with the lock release connecting seat (91), the lock release pull wire component (92) is in linkage connection with the lock release handle (4), when the chair body (1) rotates to any angle and pulls the lock release handle (4) to release the lock, the lock release handle (4) drives the lock release pull wire component (92) to move, the lock release pull wire component (92) drives the lock release connecting seat (91) to move so as to drive the front hook driving component (7) and the rear hook driving component (8) to drive the front hook (6) and the rear hook (6) to drive the front hook (8) and the rear hook (6) to move simultaneously.

2. The child safety seat with the linkage unlocking seat body at any rotation angle as claimed in claim 1, wherein the front hook driving assembly (7) comprises a front hook unlocking driving piece (71) and a front hook locking limiting rod (72) which are connected with each other, the unlocking connecting seat (91) is in linkage connection with the front hook unlocking driving piece (71), the front hook (5) is interlocked with the front locking rod (11), the front hook locking limiting rod (72) is matched with the front hook (5) to limit the action of the front hook (5), when the unlocking handle (4) is pulled to enable the unlocking pull wire assembly (92) to drive the unlocking connecting seat (91) to move, the front hook unlocking driving piece (71) drives the front hook locking limiting rod (72) to move so as to enable the front hook locking limiting rod (72) and the front hook (5) to be separated from each other, and the unlocking of the front hook (5) is realized; the rear hook driving assembly (8) comprises a rear hook unlocking driving piece (81) and a rear hook locking limiting rod (82) which are connected with each other, the unlocking handle (4) is in linkage connection with the rear hook unlocking driving piece (81), when the rear hook (6) is interlocked with the rear lock rod (12), the rear hook locking limiting rod (82) is matched with the rear hook (6) to limit the action of the rear hook (6), and when the unlocking handle (4) is pulled to enable the unlocking pull wire assembly (92) to drive the unlocking connecting seat (91) to move, the rear hook unlocking driving piece (81) drives the rear hook locking limiting rod (82) to move so that the rear hook locking limiting rod (82) and the rear hook (6) are separated from each other, and the rear hook (6) is unlocked.

3. The child safety seat with the linkage unlocking seat body capable of unlocking at any rotation angle according to claim 2, wherein the front hook unlocking driving member (71) is provided with a second front chute (712), the rear hook unlocking driving member (81) is provided with a second rear chute (812), and the unlocking connection seat (91) is connected with a front unlocking connection shaft (93) slidably connected with the second front chute (712) and a rear unlocking connection shaft (94) slidably connected with the second rear chute (812); when the release handle (4) is pulled to move forward, so that the release pull wire assembly (92) drives the release connecting seat (91) to move downwards, the release connecting seat (91) drives the front release connecting shaft (93) to move from one end of the second front chute (712) to the other end, so that the front hook locking limiting rod (72) and the front hook (5) are separated from each other, the release of the front hook (5) is realized, and the release connecting seat (91) simultaneously drives the rear release connecting shaft (94) to move from the second rear chute (812) to the other end, so that the rear hook locking limiting rod (82) and the rear hook (6) are separated from each other, and the release of the rear hook (6) is realized.

4. The child safety seat with any rotation angle interlocking release seat body according to claim 2, characterized in that the front hook unlocking drive piece (71) is provided with a first front chute (711), the rear hook unlocking drive piece (81) is provided with a first rear chute (811), and the rotating disk (3) is provided with a front vertical slot (31) corresponding to the position of the first front chute (711) and a rear vertical slot (32) corresponding to the position of the first rear chute (811); the front hook locking limiting rod (72) penetrates through the first front inclined groove (711) and the front vertical groove (31) and is in sliding connection with the first front inclined groove (711) and the front vertical groove (31), when the release pull wire assembly (92) drives the release connecting seat (91) to move by pulling the release handle (4), the front hook release driving piece (71) drives the front hook locking limiting rod (72) to move from one end of the front vertical groove (31) to the other end, so that the front hook locking limiting rod (72) and the front hook (5) are separated from each other, and the release of the front hook (5) is realized; the rear hook locking limiting rod (82) penetrates through the first rear chute (811) and the rear vertical groove (32) and is in sliding connection with the first rear chute (811) and the rear vertical groove (32), when the lock release pull wire assembly (92) is pulled to drive the lock release connecting seat (91) to move, the rear hook locking driving piece (81) drives the rear hook locking limiting rod (82) to move from one end of the rear vertical groove (32) to the other end, so that the rear hook locking limiting rod (82) and the rear hook (6) are separated from each other, and the rear hook (6) is unlocked.

5. The child safety seat with the linkage unlocking seat body at any rotation angle according to claim 1, wherein the front and rear hook unlocking assembly (9) further comprises a pull wire connecting piece (96) movably connected with the base (2), the unlocking pull wire assembly (92) comprises a pull wire (922) and a pull buckle (921) connected with the unlocking connecting seat (91), the pull wire (922) is provided with a first terminal (9221) and a second terminal (9222), the pull wire connecting piece (96) is provided with a mounting hole (961) connected with the first terminal (9221), the pull buckle (921) is arranged in a mounting groove (9211) connected with the second terminal (9222), when the unlocking pull handle (4) is pulled forwards, the unlocking pull wire connecting piece (96) is driven to move by the pull wire connecting piece (96), the pull wire (922) is driven to move by the second terminal (9222), and the pull buckle (921) drives the unlocking connecting seat body (91) to move so as to finally lock the seat body (1).

6. The child safety seat with the linkage unlocking seat body at any rotation angle according to claim 5, characterized in that a fixed seat (33) is installed on the rotating disc (3), the fixed seat (33) is provided with a movable hole (331) connected with the pull buckle (921) in a sliding manner and a movable groove (332) connected with the unlocking connecting seat (91) in a sliding manner, one end of the pull buckle (921) is provided with a buckle (9212), and the unlocking connecting seat (91) is provided with a rotating groove (911) connected with the buckle (9212) in a clamping and rotating manner.

7. The child safety seat with the linkage unlocking seat body at any rotation angle according to claim 6, wherein the movable groove (332) is internally provided with an unlocking return elastic piece (95), and two ends of the unlocking return elastic piece (95) are respectively connected with the fixed seat (33) and the unlocking connecting seat (91).

8. The child safety seat with any rotation angle and linked release lock seat body according to claim 5, characterized in that the front end of the release handle (4) is provided with an abutment surface (41), the stay wire connecting piece (96) is provided with an abutment platform (962), and the abutment surface (41) abuts against the abutment platform (962) when the release handle (4) is pulled forward.

9. The child safety seat with the linked unlocking seat body at any rotation angle according to any one of claims 2 to 4, wherein the front hook (5) is provided with a front locking groove (51) in locking fit with the front locking rod (11) and a front limiting part (52) in abutment with the front hook locking limiting rod (72), the rear hook (6) is provided with a rear locking groove (61) in locking fit with the rear locking rod (12) and a rear limiting part (62) in abutment with the rear hook locking limiting rod (82), and the front hook (5) and the rear hook (6) are both in hinged connection with the rotating disk (3).

10. The child safety seat with the linked release-lock body at any rotation angle according to claim 9, further comprising a front hook elastic member (10) and a rear hook elastic member (20), wherein two ends of the front hook elastic member (10) are respectively connected with the front hook (5) and the rotating disc (3), and two ends of the rear hook elastic member (20) are respectively connected with the rear hook (6) and the rotating disc (3).

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