CN115556648A - Child safety seat capable of being linked and unlocked at any rotation angle - Google Patents
Child safety seat capable of being linked and unlocked at any rotation angle Download PDFInfo
- Publication number
- CN115556648A CN115556648A CN202211283568.XA CN202211283568A CN115556648A CN 115556648 A CN115556648 A CN 115556648A CN 202211283568 A CN202211283568 A CN 202211283568A CN 115556648 A CN115556648 A CN 115556648A
- Authority
- CN
- China
- Prior art keywords
- hook
- release
- lock
- move
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2821—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle having a seat and a base part
- B60N2/2827—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle having a seat and a base part part of the base being supported by the seat sub-frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2869—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle rotatable about a vertical axis
Abstract
The invention provides a child safety seat capable of being linked and unlocked at any rotation angle, which comprises a base and a rotating disc, wherein a seat body is provided with a front locking rod and a rear locking rod, and the rotating disc is connected with a front clamping hook and a rear clamping hook; the rotary disc is provided with a front hook driving assembly and a rear hook driving assembly, the base is connected with a lock release handle, a front hook release assembly, a rear hook release assembly and a gear positioning block, the front hook release assembly and the rear hook release assembly comprise a lock release connecting seat and a lock release pull wire assembly, and the front hook driving assembly and the rear hook driving assembly are in linkage connection with the lock release connecting seat; the lock release handle pushes the gear positioning block to move so as to be separated from the rotating disc, so that the chair body can rotate to any angle, and when the lock release handle is pulled to release the lock, the lock release handle drives the lock release pull wire assembly to move, the lock release pull wire assembly drives the lock release connecting seat to move, so that the front hook driving assembly and the rear hook driving assembly are driven to simultaneously move, the front hook driving assembly drives the front clamping hook and the rear hook driving assembly to drive the rear clamping hook to simultaneously release the lock, the structure is simple, and the operation is convenient.
Description
Technical Field
The invention relates to the technical field of automobile safety articles, in particular to a child safety seat capable of being unlocked in a linkage mode at any rotation angle.
Background
The child safety seat generally comprises a base and a basket or a safety seat which is connected to the base in an inserted mode, the basket or the safety seat can be installed on the base alternatively or detached conveniently, a lock releasing structure can be arranged between the base and the basket or the safety seat, the existing lock releasing structure can only release the seat body when the seat body rotates to a specified angle, and the existing lock releasing structure is complex in design and structure for limiting the rotation of a rotating disc, multiple in parts and complex in operation.
Disclosure of Invention
In order to solve at least one aspect of the problems, the invention provides a child safety seat with any rotation angle and capable of being linked and unlocked, which comprises a base and a rotating disc, wherein the base and the rotating disc are mutually and rotationally connected, a seat body is detachably mounted on the rotating disc, the seat body is provided with a front lock rod and a rear lock rod, and the rotating disc is movably connected with a front hook and a rear hook, wherein the front hook is used for being locked and matched with the front lock rod, and the rear hook is used for being locked and matched with the rear lock rod; the rotary disc is provided with a front hook driving assembly for driving the front clamping hook to act and a rear hook driving assembly for driving the rear clamping hook to act, the base is movably connected with a lock release handle, a front and rear hook lock release assembly and a gear positioning block locked with the rotary disc, the front and rear hook lock release assembly comprises a lock release connecting seat and a lock release 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 release connecting seat, and the lock release pull wire assembly is in linkage connection with the lock release handle; when the lock release handle pushes the gear positioning block to move so that the gear positioning block is separated from the rotating disc, the chair body can rotate to any angle, and the lock release handle is pulled to release the lock, the lock release handle drives the lock release pull wire assembly to move, the lock release pull wire assembly drives the lock release connecting seat to move, so that the front hook driving assembly and the rear hook driving assembly are driven to move simultaneously, and the front hook driving assembly drives the front clamping hook and the rear hook driving assembly to drive the rear clamping hook to release the lock simultaneously.
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 component 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, the rear clamping hook is interlocked with the rear locking rod, the rear hook locking limiting rod is matched with the rear clamping hook to limit the action of the rear clamping hook, and when the release handle is pulled to enable the release pull wire component 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 clamping hook, so that the release of the rear clamping 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 release handle is pulled to enable the release pull wire assembly to drive the release connecting seat to move, the front hook release driving piece drives the front hook locking limiting rod to move from one end of the front vertical groove to the other end, so that the front hook locking limiting rod and the front hook are separated from each other, and the front hook is released; 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 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 electric tool 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.
Optionally, the gear positioning block is provided with a first hinge portion, the base is provided with a second hinge portion hinged to the first hinge portion, and when the unlocking handle moves backwards to push the gear positioning block to rotate around the first hinge portion, the gear positioning block is separated from the rotating disc to realize unlocking of the rotating disc.
Optionally, the width of the gear positioning block in the vertical direction is gradually increased from front to back; the rotating disc is provided with a plurality of gear grooves which are arranged at intervals, and one of the gear grooves is connected with the gear positioning block in an inserting and locking manner.
Optionally, a rotation positioning seat is arranged on the base, and a mounting hole matched with the rotation positioning seat is formed in the rotation disc; the base is further provided with a front hook and a rear hook, and the front hook and the rear hook are matched with the edge of the rotary disc.
Optionally, the front and rear hook release assembly further comprises a pull wire connecting piece movably connected with the base, the release pull wire assembly comprises a pull wire and a pull buckle connected with the release connecting seat, the pull wire is provided with a first terminal and a second terminal, the pull wire connecting piece is provided with a mounting hole connected with the first terminal, the pull buckle is arranged in a mounting groove connected with the second terminal, when the release handle is pulled forwards, the release handle drives the pull wire connecting piece to move, the pull wire connecting piece 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 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; the movable groove is internally provided with a lock releasing and resetting elastic piece, and two ends of the lock releasing and resetting elastic piece are respectively connected with the fixed seat and the lock releasing and 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.
Compared with the prior art, the child safety seat capable of being interlocked and unlocked at any rotation angle is characterized in that the child safety seat is provided with the lock release connecting seat and the lock release pull wire assembly which are mutually and rotationally connected, the lock release connecting seat is in linkage connection with the front hook driving assembly and the rear hook driving assembly, and the lock release pull wire assembly is connected with the lock release handle, so that the front hook driving assembly and the rear hook driving assembly can be simultaneously driven to simultaneously release the lock by only pulling the lock release handle when the seat body rotates to any angle, the front clamping hook and the rear clamping hook are driven to simultaneously release the lock, the front clamping hook and the rear clamping hook are simultaneously interlocked and locked by pulling the lock release handle, the gear positioning block is pushed by the lock release handle to unlock the rotating disc by locking the gear positioning block and the rotating disc, and the child safety seat is simple in structure, few in parts, low in cost and convenient and fast 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 second child safety seat in accordance with an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a child safety seat of an embodiment of the present invention with the seat body 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 section C of FIG. 3;
FIG. 7 is a cross-sectional view of a child safety seat of an embodiment of the present invention with the seat body unlocked;
FIG. 8 is an enlarged view of portion D of FIG. 7;
FIG. 9 is a cross-sectional view of a child safety seat according to an embodiment of the present invention when the seat body is rotated at any angle for unlocking;
FIG. 10 is a structural view of a chair body according to an embodiment of the invention;
FIG. 11 is an exploded view of the child safety seat of the embodiment of the present invention;
FIG. 12 is a block diagram of a gear positioning block according to an embodiment of the present invention;
FIG. 13 is a partial cross-sectional view of a child safety seat with an integral release at any rotation angle according to an embodiment of the present invention;
FIG. 14 is an enlarged view of section E of FIG. 13;
FIG. 15 is a cross-sectional view of a child safety seat with an integral release at any rotation angle according to an embodiment of the present invention in an initial position;
FIG. 16 is an enlarged view of portion F of FIG. 15;
FIG. 17 is a partial cross-sectional view of a child safety seat with a linked release at any rotation angle with a rearward movement of the release handle according to an embodiment of the present invention;
FIG. 18 is a partial cross-sectional view of a child safety seat with a linked release at any rotation angle during rotation of a rotating disc in accordance with an embodiment of the present invention;
fig. 19 is a partial cross-sectional view of the child safety seat unlocked in a linked manner at any rotation angle in the gear positioning block again locked with the rotating disc according to the embodiment of the invention.
Description of reference numerals:
1. a chair body; 11. a front lock lever; 12. a rear lock lever; 2. a base; 21. a second hinge portion; 22. rotating the positioning seat; 23. a front hook; 24. a rear hook; 25. a sliding groove; 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; 34. a gear groove; 4. a lock releasing handle; 41. a butting 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 limiting part; 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 release 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 table; 10. a front hook elastic piece; 20. a rear hook elastic piece; 30. a gear positioning block; 301. a first hinge portion; 3011. a notch; 40. the gear resets the elastic component.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention 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 the orientations or positional relationships in normal use of products.
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. In the drawings of the embodiments of the present invention, a coordinate system XYZ is provided, wherein a forward direction of the X-axis represents the left direction, a backward direction of the X-axis represents the right direction, a forward direction of the Y-axis represents the front direction, a backward direction of the Y-axis represents the back direction, a forward direction of the Z-axis represents the upper direction, and a backward direction of the Z-axis represents the lower direction.
The embodiment of the invention provides a child safety seat capable of being linked and unlocked at any rotation angle, which is shown in a combined figure 1-11 and comprises a base 2 and a rotating disc 3 which are mutually and rotationally connected, wherein a seat body 1 is detachably arranged on the rotating disc 3, the seat body 1 is provided with a front lock rod 11 and a rear lock rod 12, and the rotating disc 3 is movably connected with a front hook 5 which is used for being locked and matched with the front lock rod 11 and a rear hook 6 which is used for being locked and matched with the rear lock 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 release handle 4, a front and rear hook release component 9 and a gear positioning block 30 locked with the rotary disc 3, 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, and the release pull wire component 92 is in linkage connection with the release handle 4; when the release handle 4 pushes the gear positioning block 30 to move so that the gear positioning block 30 is separated from the rotating disk 3, so that the chair body 1 can rotate to any angle, and the release handle 4 is pulled to release the lock, the release handle 4 drives the release pull wire assembly 92 to move, and the release pull wire assembly 92 drives the release connecting seat 91 to move, so that the front hook driving assembly 7 and the rear hook driving assembly 8 are driven to move simultaneously, and the front hook driving assembly 7 drives the front hook 5 and the rear hook driving assembly 8 drives the rear hook 6 to release the lock simultaneously.
Wherein, the action of the front hook driving component 7 driving the front hook 5 means that the front hook driving component 7 drives the front hook 5 and the front lock rod 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 in hinged connection in a mutual movable connection mode, the front hook 5 and the rotary disk 3 are in hinged connection through structural matching of a shaft and a shaft hole, and locking or unlocking with the front lock rod 11 is realized through the rotation action of the front hook 5; in a similar way, the preferred mode of the mutual movable connection between the rear hook 6 and the rotating disk 3 is hinged connection, the hinged connection between the rear hook 6 and the rotating disk 3 is realized through the structural matching of a shaft and a shaft hole, and the locking or unlocking with the rear lock rod 12 is realized through the rotating action of the rear hook 6; 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 locking connection base 91 and the locking pulling line assembly 92 are rotatably connected to 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 locking connection base 91 to rotate synchronously 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 baby and the child can use the chair by bus; 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 capable of being interlocked and unlocked at any rotation angle in the embodiment, the unlocking connection seat 91 and the unlocking pull wire assembly 92 which are mutually and rotationally connected are arranged, the unlocking connection 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 only pulling the unlocking handle 4, the front hook 5 and the rear hook 6 are simultaneously unlocked, the front hook 5 and the rear hook 6 are simultaneously interlocked and unlocked by one action of pulling the unlocking handle 4, the gear positioning block 30 is locked with the rotary disc 3, and the gear positioning block 30 is pushed by the unlocking handle 4 to unlock the rotary disc 3, so that the child safety seat has the advantages of simple structure, few parts, low cost and convenient and fast operation.
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, which 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 lever 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 assembly 8 comprises a rear hook release driving piece 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 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, when the release handle 4 is pulled to enable the release pull wire assembly 92 to drive the release connecting base 91 to move, the rear hook release driving piece 81 drives the rear hook locking limiting rod 82 to move to enable the rear hook locking limiting rod 82 and the rear hook 6 to be separated from each other, 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 the embodiment, the front hook unlocking driving piece 71 and the front hook locking limiting rod 72 which are connected with each other and can synchronously move along with the unlocking handle 4, and the rear hook unlocking driving piece 81 and the rear hook locking limiting rod 82 which are connected with each other and can synchronously move along with the unlocking handle 4 are arranged, so that the front hook 5 and the front lock rod 11 are locked and unlocked by matching and separating the front hook locking limiting rod 72 and the front hook 5, and the rear hook 6 and the rear lock rod 12 are locked and unlocked by matching and separating the rear hook locking limiting rod 82 and the rear hook 6, and the structure is simple and reliable, and the operation is convenient.
Optionally, as shown in fig. 1 to 10, the front hook unlocking driving member 71 is provided with a second front inclined groove 712, the rear hook unlocking driving member 81 is provided with a second rear inclined groove 812, and the unlocking connection seat 91 is connected with a front unlocking connection shaft 93 slidably connected with the second front inclined groove 712 and a rear unlocking connection 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 inclined groove 811 and the rear vertical groove 32 and is in sliding connection with the first rear inclined groove 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 and the rear hook 6 are separated from each other, 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 direction of the front vertical slot 31 and the rear vertical slot 32 is 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 length such that the front hook locking limit rod 72 can slide within the first front chute 711 and the front vertical groove 31 and the rear hook locking limit rod 82 can slide within the first rear chute 811 and the rear vertical groove 32; the widths of the first front diagonal groove 711 and the front vertical groove 31 are close to the outer diameter of the front hook locking and limiting rod 72, and the widths of the first rear diagonal groove 811 and the rear vertical groove 32 are close to the outer diameter of the rear hook locking and limiting rod 82, so as to reduce the structural play 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 pulling wire 922 is flexible and can be changed in shape at will, so that the pulling wire 922 can be changed in shape during the rotation of the chair body 1, and the locking pulling wire assembly 92 can be used normally when the chair body 1 rotates to any position; the pulling wire 922 has no elasticity to ensure that the release handle 4 can drive the release 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 button 921 can move up and down in the moving hole 331, and the release connecting seat 91 can also move up and down in the moving 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 release return elastic element 95 is installed in the movable groove 332, and two ends of the release return elastic element 95 are respectively connected to the fixing base 33 and the release connecting base 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 unlocking handle 4 is provided with a groove for placing the fingers of the user, so that the user can smoothly pull the pull line connecting piece 96 forwards; when the release handle 4 is pulled forward, the abutting platform 962 contacts the abutting surface 41, and the pull wire connecting member 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 locking slot 51 in locking engagement with the front lock rod 11 and a front stopper 52 in abutment with the front hook locking stopper 72, the rear hook 6 is provided with a rear locking slot 61 in locking engagement with the rear lock rod 12 and a rear stopper 62 in abutment with the rear hook locking stopper 82, and both the front hook 5 and the rear hook 6 are connected to the rotary disk 3 in an articulated manner.
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 front locking groove 51 to rotate forwards, 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 rear locking groove 61 to rotate backwards, 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, a front hook elastic element 10 and a rear hook elastic element 20 are further included, two ends of the front hook elastic element 10 are respectively connected to the front hook 5 and the rotating disc 3, and two ends of the rear hook elastic element 20 are respectively connected to the rear hook 6 and the rotating disc 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.
Optionally, as shown in fig. 11 to 19, the automatic locking device includes a base 2 and a rotating disc 3 that are rotatably connected to each other, the base 2 is movably connected to a release handle 4 and a gear position positioning block 30 locked to the rotating disc 3, the gear position positioning block 30 is provided with a first hinge portion 301, the base 2 is provided with a second hinge portion 21 hinged to the first hinge portion 301, and when the release handle 4 moves backward to push the gear position positioning block 30 to rotate around the first hinge portion 301, the gear position positioning block 30 is disengaged from the rotating disc 3, so as to release the rotating disc 3.
The first hinge portion 301 may be a shaft, and the second hinge portion 21 may be a shaft hole, in addition, the first hinge portion 301 may also be a shaft hole, and the second hinge portion 21 may be a shaft, and the shaft hole are matched to realize the hinged connection between the gear positioning block 30 and the base 2; the first hinge portion 301 is disposed at one end of the shift position positioning block 30, the other end of the shift position positioning block 30 is locked with the rotary disk 3 when the push force of the unlocking handle 4 is not applied, and the other end of the shift position positioning block 30 is separated from the rotary disk 3 when the push force of the unlocking handle 4 is applied, so that the unlocking of the rotary disk 3, that is, the rotation of the chair body is unlocked.
In the child safety seat with any rotation angle and capable of being linked and unlocked in the embodiment, the gear positioning block 30 connected with the base 2 in a hinged mode is arranged and locked with the rotating disc 3 through the gear positioning block 30, when the unlocking handle 4 moves backwards and pushes the gear positioning block 30 to rotate, the gear positioning block 30 can be separated from the rotating disc 3 to achieve unlocking of the rotating disc 3, the structure is simple, the number of parts is small, and operation is convenient.
Optionally, as shown in fig. 1 to 14, the first hinge portion 301 is a pin, and the second hinge portion 21 is a hinge hole. The hinge pin is arranged at the front end of the gear positioning block 30, the outer diameter of the hinge pin is close to the inner diameter of the hinge hole, the hinge pin can rotate freely in the hinge hole, the hinge connection between the gear positioning block 30 and the base 2 is realized through the matching of the hinge pin and the hinge hole, the structure is simple and reliable, and the assembly is convenient.
Optionally, as shown in fig. 12, a notch 3011 is formed on the peripheral wall of the pin. The quantity of breach 3011 is four, and four breach 3011 symmetries are evenly set up, sets up breach 3011 and can reduce the area of contact of round pin axle with the hinge hole, can reduce the produced noise when gear locating piece 30 rotates for base 2.
Alternatively, as shown in fig. 11, 12, 14, and 15, the width of the shift position positioning block 30 in the vertical direction gradually increases from front to back. The unlocking handle 4 moves backwards and acts on the upper surface of the gear positioning block 30, and the width of the gear positioning block 30 in the vertical direction is designed to be larger at the rear end, so that the unlocking handle 4 can smoothly push the gear positioning block 30 to rotate around the pin shaft, and the rotating stroke is increased.
Optionally, as shown in fig. 11 and 15 to 19, the manual transmission further includes a shift position return elastic element 40, and two ends of the shift position return elastic element 40 are connected to the shift position positioning block 30 and the base 2, respectively. The gear reset elastic piece 40 is a compression spring, and the upper end of the gear reset elastic piece 40 is abutted against the lower surface of the rear end of the gear positioning block 30, so that when the acting force of the unlocking handle 4 is not received, the rear end of the gear positioning block 30 can be firmly locked with the rotary disc 3 under the elastic action of the gear reset elastic piece 40.
Optionally, as shown in fig. 11 and 15 to 19, the rotating disc 3 is provided with a plurality of spaced-apart gear position slots 34, and a plurality of the gear position slots 34 are alternatively inserted into and locked with the gear position positioning block 30. The gear grooves 34 are formed at intervals, so that the chair body can be locked at multiple positions in a rotating mode, locking is achieved through the gear grooves 34 and the gear positioning blocks 30 in a plug-in connection mode, the structure is simple, the gear positioning blocks 30 can be smoothly separated from the gear grooves 34 under the action of the pushing force of the unlocking handles 4, and the structure is reliable.
Optionally, as shown in fig. 11, 14 and 15, the base 2 is provided with a sliding groove 25 slidably connected with the release handle 4.
The lock release handle 4 is matched with the lock release handle 4 through the sliding groove 25 to realize mutual sliding connection of the lock release handle 4 and the base 2, the gear positioning block 30 is in a low-front and high-rear inclined state when being locked with the rotating disc 3, the lock release handle 4 is provided with a push rod, when the lock release handle 4 moves backwards in the sliding groove 25, the rear end of the push rod can be in contact sliding with the upper surface of the gear positioning block 30, the rear end of the gear positioning block 30 is forced to rotate around a pin shaft, and the gear positioning block 30 is separated from the rotating disc 3; the gear positioning block 30 is connected to the base 2 through a fastener to limit the position of the gear positioning block 30 relative to the base 2 in the up-down direction, and prevent the gear positioning block 30 from shifting relative to the base 2 in the up-down direction.
Optionally, as shown in fig. 11, a rotation positioning seat 22 is provided on the base 2, and the rotating disk 3 is provided with a mounting hole matched with the rotation positioning seat 22. The middle position of rotary disk 3 is equipped with the mounting hole, and the internal diameter of mounting hole is close with the external diameter size of rotation positioning seat 22, and rotation positioning seat 22 can freely rotate in the mounting hole when gear locating piece 30 breaks away from each other with rotary disk 3, realizes the rotatable function of chair body.
Optionally, as shown in fig. 11 and 13, the base 2 is further provided with a front hook 23 and a rear hook 24, and both the front hook 23 and the rear hook 24 are engaged with the edge of the rotating disk 3.
Wherein, the front hook 23 and the rear hook 24 respectively act on the front and rear edges of the rotary disk 3 to fix the mutual positions of the rotary disk 3 and the base 2, and also to ensure the rotary disk 3 to smoothly rotate around the rotary positioning seat 22 relative to the base 2.
The rotary disc 3 is provided with a plurality of gear slots 34, the gear positioning block 30 is arranged between the base 2 and the rotary disc 3, a gear resetting elastic part 40 is arranged below the gear positioning block 30, and when the rotary disc 3 rotates to a set position, the gear resetting elastic part 40 pushes the gear positioning block 30 to automatically reset and insert into the gear slots 34 preset on the rotary disc 3, so that the effects of rotating, limiting and locking are achieved; when the chair body needs to be rotated, the lock release handle 4 is only needed to be pushed backwards, the acting force of the lock release handle 4 is applied to the gear positioning block 30 and slides on the upper surface of the gear positioning block 30, the gear positioning block 30 rotates downwards around the base 2, the gear positioning block 30 is automatically separated from the gear groove 34 to achieve an unlocking rotation function, and when the rotating disc 3 rotates to another set position again, the gear reset elastic piece 40 pushes the gear positioning block 30 to be automatically reset and inserted into another gear groove 34 preset on the rotating disc 3, so that the rotation limiting locking effect can be achieved.
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 disclosure, and these changes and modifications are intended to fall within the scope of the invention.
Claims (12)
1. The child safety seat capable of being interlocked and unlocked at any rotation angle is characterized by comprising a base (2) and a rotating disc (3) which are mutually and rotationally connected, wherein a seat body (1) is detachably mounted on the rotating disc (3), the seat body (1) is provided with a front locking rod (11) and a rear locking rod (12), and the rotating disc (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 clamping hook (5) to move and a rear hook driving component (8) for driving the rear clamping hook (6) to move, the base (2) is movably connected with a lock release handle (4), a front and rear hook lock release component (9) and a gear positioning block (30) locked with the rotary disc (3), the front and rear hook lock release component (9) comprises a lock release connecting seat (91) and a lock release pull wire component (92) which are mutually and rotationally 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), and the lock release pull wire component (92) is in linkage connection with the lock release handle (4); when the release handle (4) pushes the gear positioning block (30) to move so that the gear positioning block (30) is separated from the rotating disk (3) to enable the chair body (1) to rotate to any angle and pull the release handle (4) to release, 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 so as to drive the front hook driving assembly (7) and the rear hook driving assembly (8) to move simultaneously, and the front hook driving assembly (7) drives the front hook (5) and the rear hook driving assembly (8) to drive the rear hook (6) to release simultaneously.
2. The child safety seat with linkage release lock according to any rotation angle of claim 1, wherein the front hook driving assembly (7) comprises a front hook release driving piece (71) and a front hook locking limiting rod (72) which are connected with each other, the release connecting base (91) is connected with the front hook release driving piece (71) in linkage, the front hook (5) is interlocked with the front lock 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 release pull wire assembly (92) drives the release connecting base (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 so as to separate the front hook locking limiting rod (72) and the front hook (5) from each other, so as to release the front hook (5); the rear hook driving component (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 clamping hook (6) is interlocked with the rear locking rod (12), the rear hook locking limiting rod (82) is matched with the rear clamping hook (6) to limit the action of the rear clamping hook (6), and when the unlocking handle (4) is pulled to enable the unlocking pull line component (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 to enable the rear hook locking limiting rod (82) to be separated from the rear clamping hook (6) mutually, so that the rear clamping hook (6) is unlocked.
3. The child safety seat with linkage unlocking according to any rotation angle as claimed in claim 2, wherein the front hook unlocking driving member (71) is provided with a second front inclined groove (712), the rear hook unlocking driving member (81) is provided with a second rear inclined groove (812), and the unlocking connecting base (91) is connected with a front unlocking connecting shaft (93) slidably connected with the second front inclined groove (712) and a rear unlocking 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 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 linked release at any rotation angle according to claim 2, wherein the front hook release drive (71) is provided with a first front chute (711), the rear hook release drive (81) is provided with a first rear chute (811), the rotating disc (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 linked release at any rotation angle according to claim 2, wherein the front hook (5) has a front locking slot (51) locked with the front lock bar (11) and a front limit part (52) abutted against the front hook locking limit bar (72), the rear hook (6) has a rear locking slot (61) locked with the rear lock bar (12) and a rear limit part (62) abutted against the rear hook locking limit bar (82), and the front hook (5) and the rear hook (6) are hinged with the rotary disc (3).
6. The child safety seat with the linked release lock function according to claim 5, 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 disk (3), and two ends of the rear hook elastic member (20) are respectively connected with the rear hook (6) and the rotating disk (3).
7. The child safety seat with linked release at any rotation angle according to claim 1, wherein the gear positioning block (30) is provided with a first hinge portion (301), the base (2) is provided with a second hinge portion (21) hinged to the first hinge portion (301), and when the release handle (4) moves backwards to push the gear positioning block (30) to rotate around the first hinge portion (301), the gear positioning block (30) is disengaged from the rotating disc (3) to release the lock of the rotating disc (3).
8. The child safety seat with the linked release lock function at any rotation angle according to claim 1, wherein the width of the gear positioning block (30) in the vertical direction is gradually increased from front to back; the rotating disc (3) is provided with a plurality of gear grooves (34) which are arranged at intervals, and one of the gear grooves (34) is connected with the gear positioning block (30) in an inserting and locking manner.
9. The child safety seat with the linked release lock function at any rotation angle according to claim 1, wherein a rotation positioning seat (22) is arranged on the base (2), and a mounting hole matched with the rotation positioning seat (22) is formed in the rotating disc (3); the base (2) is further provided with a front hook (23) and a rear hook (24), and the front hook (23) and the rear hook (24) are matched with the edge of the rotating disk (3).
10. The child safety seat with the linked release lock at any rotation angle according to any one of claims 1 to 9, wherein the front and rear hook release lock assembly (9) further comprises a pull line connector (96) movably connected with the base (2), the release lock pull line assembly (92) comprises a pull line (922) and a pull buckle (921) connected with the release lock 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 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 release lock pull handle (4) is pulled forward, the release lock 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, the release lock (91) drives the release lock (921) to move, and the final lock connecting seat (921) moves.
11. The child safety seat with the linkage unlocking function at any rotation angle according to claim 10, wherein 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 connection seat (91) in a sliding manner, one end of the pull buckle (921) is provided with a buckle (9212), and the unlocking connection seat (91) is provided with a rotating groove (911) connected with the buckle (9212) in a clamping and rotating manner; the movable groove (332) is internally provided with a lock release return elastic piece (95), and two ends of the lock release return elastic piece (95) are respectively connected with the fixed seat (33) and the lock release connecting seat (91).
12. The child safety seat with linked release according to claim 10, wherein the release handle (4) has an abutment surface (41) at the front end, and the cable connecting member (96) has an abutment platform (962), and the abutment surface (41) abuts against the abutment platform (962) when the release handle (4) is pulled forward.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211283568.XA CN115556648A (en) | 2022-10-20 | 2022-10-20 | Child safety seat capable of being linked and unlocked at any rotation angle |
| PCT/CN2023/102621 WO2024082685A1 (en) | 2022-10-20 | 2023-06-27 | Child safety seat capable of achieving linkage unlocking at any rotation angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211283568.XA CN115556648A (en) | 2022-10-20 | 2022-10-20 | Child safety seat capable of being linked and unlocked at any rotation angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115556648A true CN115556648A (en) | 2023-01-03 |
Family
ID=84746413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211283568.XA Pending CN115556648A (en) | 2022-10-20 | 2022-10-20 | Child safety seat capable of being linked and unlocked at any rotation angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115556648A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024082685A1 (en) * | 2022-10-20 | 2024-04-25 | 宁波宝贝第一母婴用品有限公司 | Child safety seat capable of achieving linkage unlocking at any rotation angle |
-
2022
- 2022-10-20 CN CN202211283568.XA patent/CN115556648A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024082685A1 (en) * | 2022-10-20 | 2024-04-25 | 宁波宝贝第一母婴用品有限公司 | Child safety seat capable of achieving linkage unlocking at any rotation angle |
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