CN218640919U

CN218640919U - Cart with convertible car seat

Info

Publication number: CN218640919U
Application number: CN202223294135.2U
Authority: CN
Inventors: 许永煌; 陈瑞斌; 包捷飞; 杨勇祥
Original assignee: Fujian O'skbaby And Children Products Corp ltd
Current assignee: Fujian O'skbaby And Children Products Corp ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-03-17
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a shallow of convertible car seat, pass through the cooperation that passes through joint and interlock pull rod at the preceding supporting leg and the back supporting leg of the shallow of convertible car seat, when needing to convert the shallow into car seat and use, can drive the steel cable through the control spanner, steel cable pulling interlock, and then interlock drives the driving piece, the promotion tip of driving piece is with the ejecting first gear groove of gear to the second gear inslot of outer joint seat, the supporting legs is in the unblock state this moment, allow the folding rotation of supporting legs, preceding supporting leg upwards receives the supporting leg behind the interlock of closing, simultaneously under the effect of pull rod with back supporting leg upwards receive close, accomplish shallow conversion car seat operation, reverse operation can realize car seat conversion shallow, this structure can realize receiving the linking back supporting leg when preceding supporting leg receives and close and receive the simple operation, high durability and convenient use.

Description

Cart capable of converting automobile seats

Technical Field

The utility model relates to an infant and children's articles for use field, in particular to shallow of convertible car seat.

Background

The existing baby stroller aims at solving the technical problem that two different products, namely the baby stroller and the automobile safety seat, are integrated into a whole, the stroller with the convertible automobile seat is designed to meet the requirements of transfer when a baby takes an automobile and after the baby gets off the automobile, but the folding structure of the existing stroller with the convertible automobile seat has the technical problems that the operation steps are multiple and the operation is inconvenient when the stroller is folded because no good linkage part is matched and the front supporting foot and the rear supporting foot are not in linkage folding during design.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a convertible car seat's shallow, it is many to aim at solving the existence folding operation step of present convertible car seat's shallow, operates inconvenient technical problem.

In order to achieve the above object, the utility model provides a shallow of convertible car seat, include: a seat;

the joint seats are arranged on two sides of the seat and comprise inner joint seats and outer joint seats;

the supporting legs comprise front supporting legs and rear supporting legs, the upper ends of the front supporting legs are in pivoting connection with the inner joint seat, and the upper ends of the rear supporting legs are fixedly connected with the outer joint seat and in pivoting connection with the inner joint seat through the outer joint seat;

the first end of the pull rod is connected with the seat in a pivoting manner, and the second end of the pull rod is connected with the rear supporting leg in a pivoting manner;

the locking device is used for locking the front supporting leg; and

and the unlocking assembly is used for unlocking the front supporting leg by the locking device.

Furthermore, the rear supporting leg is connected with the outer joint seat in a pivoting manner through the rear leg connecting seat, a sector area which can be used for the rear supporting leg to rotate and swing when the rear supporting leg is folded is arranged at the matching position of the rear leg connecting seat and the outer joint seat, a shaft hole is formed in the sector area, and when the rear supporting leg is folded, the front supporting leg can be linked with the rear supporting leg to be folded upwards towards the upper part of the seat.

Furthermore, the locking device comprises a driving piece and a linkage piece, the driving piece is connected with the unlocking assembly, the first end of the linkage piece is connected with the unlocking assembly, the linkage piece is matched with the driving piece to unlock the linkage, and the unlocking assembly drives the driving piece to unlock the front supporting leg through the linkage piece.

Furthermore, the inner joint seat is provided with a first gear groove, an assembly column is arranged in the middle area of the first gear groove, a gear is installed on the assembly column and provided with at least one gear tooth, the outer joint seat is provided with a second gear groove, when the current supporting leg is in a locking state, the gear is located in the first gear groove and the first gear groove simultaneously, and when the current supporting leg is in an unlocking state, the gear is only located in the second gear groove.

Further, the height of the mounting post is equal to two thicknesses of the gear.

Furthermore, a pushing pin is arranged on one side face of the driving piece, a through hole for the pushing pin to penetrate through is formed in the inner joint seat, the pushing pin can stretch into the through hole to push the gear out of the first gear groove and enter the second gear groove so as to unlock the front supporting leg, and the pushing pin can retreat from the through hole to enable the gear to reset to a position which is located in the first gear groove and the first gear groove simultaneously so as to lock the front supporting leg.

Furthermore, the unblock subassembly is including locating the control spanner of seat rear side and the receipts steel cable of being connected with the control spanner, receives the first end of receipts steel cable and is connected with the control spanner, receives the second end of receipts steel cable and is connected with the interlock spare.

Furthermore, a first stop block is arranged on the other side face of the driving piece, a second stop block matched with the first stop block is arranged on the linkage piece, an inclined contact inclined face is arranged on the first stop block, and a driving inclined face matched with the first inclined face is arranged on the second stop block.

Furthermore, the front end of the linkage piece is provided with a convex block, a groove for the steel rope to pass through is formed in the middle of the convex block, a through hole penetrating through the plate body is formed in the plane of the second stop block and the convex block, and after the steel rope is installed through the groove, the ball head of the steel rope is limited in the through hole.

Further, the gear box further comprises a return component, and the return component is used for returning the gear to the initial state.

The utility model discloses technical scheme passes through the cooperation that passes through joint and interlock pull rod at preceding supporting leg and the back supporting leg of the shallow with convertible car seat, when needing to convert the shallow into car seat and use, can drive the steel cable through the control spanner, steel cable pulling interlock, and then interlock drives the driving piece, the promotion tip of driving piece is with the second gear inslot of the ejecting first gear groove of gear to outer joint seat, the supporting legs is in the unblock state this moment, allow the folding rotation of supporting legs, preceding supporting leg upwards receives the supporting leg behind the receipts interlock, receive the back supporting leg upwards simultaneously under the effect of pull rod and close, accomplish shallow conversion car seat operation, reverse operation can realize car seat conversion shallow, this structure can realize receiving the supporting leg receipts behind the interlock when receiving preceding supporting leg receipts, and easy operation, high durability and convenient use.

Drawings

Fig. 1 is a state diagram of the stroller of the present invention not converted to a car seat;

fig. 2 is a state diagram of the stroller of the present invention converted to a car seat;

FIG. 3 is an exploded view of the first embodiment of the present invention;

FIG. 4 is an exploded view of the second embodiment of the present invention;

FIG. 5 is a third exploded view of the present invention;

fig. 6 is an exploded view of the present invention;

fig. 7 is a rear view of the present invention;

fig. 8 is a schematic view of the driving member and the linkage member of the present invention.

Wherein the figures include the following reference numerals:

1. a seat; 2. a joint seat; 21. an inner joint seat; 211. a first gear groove; 211a, mounting posts; 212. a gear; 212a, gear teeth; 213. a via hole; 22. an outer joint seat; 221. a second gear groove; 3. supporting legs; 31. a front support leg; 32. a rear supporting leg; 33. a rear foot connecting seat; 33a, sector; 33b, a shaft hole; 4. a pull rod; 5. a locking device; 51. a drive member; 511. pushing the tip; 512. a first stopper; 512a, inclined contact ramp; 52. a linkage member; 521. a second stopper; 521a, a driving bevel; 522. a bump; 523. a through hole; 6. an unlocking assembly; 61. controlling the wrench; 8. a handle tube; 81. an upper pipe is held by a handle; 82. a handle lower pipe; 9. the handle joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, back, top, bottom, inner, outer, vertical, transverse, longitudinal, counterclockwise, clockwise, circumferential, radial, axial \8230 \ 8230;) are provided in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship, motion condition, etc. of the components at a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is 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 of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a shallow of convertible car seat, it is shown with reference to fig. 1 to 8, include: the chair comprises a chair 1, a joint seat 2, supporting legs 3, a pull rod 4, a locking device 5 and an unlocking assembly 6, wherein the joint seat 2 is arranged on two sides of the chair 1, and the joint seat 2 comprises an inner joint seat 21 and an outer joint seat 22; the supporting feet 3 comprise a front supporting foot 31 and a rear supporting foot 32, the upper end of the front supporting foot 31 is pivotally connected with the inner joint seat 21, and the upper end of the rear supporting foot 32 is fixedly connected with the outer joint seat 22 and is pivotally connected with the inner joint seat 21 through the outer joint seat 22; a first end of the pull rod 4 is pivotally connected to the seat 1, and a second end of the pull rod 4 is pivotally connected to the rear support leg 32; the locking device 5 is used for locking the front supporting leg 31; the unlocking assembly 6 is used for unlocking the front supporting leg 31 by the locking device 5.

In the embodiment of the present invention, the rear supporting leg 32 is pivotally connected to the outer joint seat 22 through the rear leg connecting seat 33, the rear leg connecting seat 33 and the outer joint seat 22 are provided with the sector 33a for the rear supporting leg 32 to swing when folded, the sector 33a is provided with the shaft hole 33b therein, and when folded, the front supporting leg 31 can be linked with the rear supporting leg 32 to be folded upwards toward the seat 1.

The utility model discloses an in the embodiment, locking device 5 includes driving piece 51 and interlock 52 be connected with unblock subassembly 6, and the first end and the unblock subassembly 6 of interlock 52 are connected, and interlock 52 cooperates the interlock unblock with driving piece 51, and unblock subassembly 6 drives driving piece 51 through interlock 52 and unlocks preceding supporting leg 31.

Specifically, the inner joint seat 21 is provided with a first gear groove 211, an assembly column 211a is arranged in the middle area of the first gear groove 211, a gear 212 is mounted on the assembly column 211a, the gear 212 is provided with at least one gear tooth 212a, the outer joint seat 22 is provided with a second gear groove 221, when the front supporting leg 31 is in a locking state, the gear 212 is simultaneously located in the first gear groove 211 and the first gear groove 211, when the front supporting leg 31 is in an unlocking state, the gear 212 is only located in the second gear groove 221, the first gear groove 211 and the first gear groove 211 are provided with gear tooth grooves, and the gear tooth grooves form a limiting effect to prevent the gear 212 from rotating.

Specifically, the height of the fitting post 211a is equal to two thicknesses of the gear 212.

Specifically, one side surface of the driving member 51 is provided with a push pin 511, the inner joint seat 21 is provided with a through hole 213 through which the push pin 511 passes, and the push pin 511 is movable between a position in which it extends into the through hole 213 to push the gear 212 out of the first gear groove 211 into the second gear groove 221 to unlock the front supporting leg 31 and a position in which it exits from the through hole 213 to return the gear 212 to be located in both the first gear groove 211 and the first gear groove 211 to lock the front supporting leg 31.

In the embodiment of the present invention, the unlocking assembly 6 includes a control wrench 61 disposed at the rear side of the seat 1 and a folding steel cable (not shown) connected to the control wrench 61, a first end of the folding steel cable is connected to the control wrench 61, and a second end of the folding steel cable is connected to the linkage 52.

Specifically, a first stopper 512 is disposed on the other side of the driving member 51, a second stopper 521 is disposed on the linkage member 52 and is engaged with the first stopper 512, the first stopper 512 is disposed with an inclined contact surface 512a, and the second stopper 521 is disposed with an inclined driving surface 521a engaged with the first inclined surface.

Specifically, a protrusion 522 is disposed at a front end of the linking member 52, a groove is disposed in the middle of the protrusion 522, through which the steel cable passes, a through hole 523 is disposed at a plane of the second stopper 521 and the protrusion 522, and after the steel cable is installed through the groove, a ball head (not shown) of the steel cable is limited to the through hole 523.

In the embodiment of the present invention, the present invention further comprises a return member (not shown), the return member is a spring or a torsion spring, the return member is used to restore the gear 212 to the initial state, the initial state gear 212 is located in the first gear groove 211 and the first gear groove 211, and at this time, the front supporting leg 31 is locked and is not allowed to rotate.

The utility model discloses an in the embodiment, still include handle pipe 8, but handle pipe 8 is through hand (hold) joint 9 and seat 1 pivotal connection, handle pipe 8 includes hand (hold) top tube 81 and hand (hold) low tube 82, hand (hold) low tube 82 is located to hand (hold) top tube 81 telescopically cover, the inboard of hand (hold) top tube 81 is equipped with the unlocking key, the normal use state, hand (hold) top tube 81 stretches out hand (hold) low tube 82 completely, handle pipe can not obstruct normal use behind the car seat for the shallow conversion, we need to receive handle pipe 8 receipts, when receiving, press the unlocking key, in pushing down handle top tube 81 retraction hand (hold) low tube 82, rotate handle pipe 8 toward the seat back direction again.

The working principle of the utility model is explained as follows:

1. the cart is converted to a car seat;

the first step is as follows: the unlocking key of the handle tube 8 is pressed to press the handle upper tube 81 and retract the handle lower tube 82, and then the handle tube 8 is rotated to a proper position toward the seat back.

The second step is that: the supporting leg unlocking control wrench 61 arranged behind the backrest is pressed, the steel rope is driven through the control wrench 61, the steel rope pulls the linkage piece 52, the linkage piece 52 drives the driving piece 51, the pushing pin 511 of the driving piece 51 pushes the gear 212 out of the first gear groove 211 to the second gear groove 221 of the outer joint seat 22, at the moment, the supporting leg 3 is in an unlocking state, the supporting leg 3 is allowed to be folded and rotated, the front supporting leg 31 upwards folds the linkage rear supporting leg 32, meanwhile, the rear supporting leg 32 upwards folds under the action of the pull rod 4, after a normal angle is reached, the return component restores the gear 212 to an initial state, the front supporting leg 31 is locked, and the operation of converting the cart into the car seat is completed.

1. The car seat is converted to a stroller;

1. pulling the supporting foot unlocking control wrench 61 provided at the rear of the backrest, unlocks the supporting foot 3 to allow it to rotate,

2. the front supporting leg 31 is pressed downward in the supporting direction to interlock the rear supporting leg 32 to form a front and rear support, and after reaching a normal angle, the return member returns the gear 212 to the original state, and the front supporting leg 31 is locked.

3. The unlocking key of the handle pipe 8 is pressed, the handle pipe 8 is rotated forwards to a proper position, the handle upper pipe 81 is pulled out from the handle lower pipe 82, and the operation of converting the automobile seat into a cart is completed.

In the embodiment of the present invention, the above is only the preferred embodiment of the present invention, not therefore limiting the patent scope of the present invention, all are in the utility model discloses a under the design, utilize the equivalent structure transform of the content of the specification and the attached drawings made, or direct/indirect application all includes in other relevant/close technical field the patent protection scope of the present invention.

Claims

1. A convertible car seat stroller, comprising:

a seat (1);

the joint seat (2) is arranged on two sides of the seat (1), and the joint seat (2) comprises an inner joint seat (21) and an outer joint seat (22);

the supporting legs (3), the supporting legs (3) include front supporting legs (31) and rear supporting legs (32), the upper ends of the front supporting legs (31) can be connected with the inner joint seat (21) in a pivoting mode, the upper ends of the rear supporting legs (32) are fixedly connected with the outer joint seat (22) and can be connected with the inner joint seat (21) in a pivoting mode through the outer joint seat (22);

the first end of the pull rod (4) is connected with the seat (1) in a pivoting manner, and the second end of the pull rod (4) is connected with the rear supporting leg (32) in a pivoting manner;

a locking device (5), wherein the locking device (5) is used for locking the front supporting leg (31); and

and the unlocking assembly (6) is used for unlocking the front supporting leg (31) by the locking device (5) through the unlocking assembly (6).

2. The convertible car seat cart of claim 1, wherein: the rear supporting leg (32) is connected with the outer joint seat (22) in a pivoting mode through a rear leg connecting seat (33), a sector area (33 a) which can be used for the rear supporting leg (32) to swing in a rotating mode when the rear supporting leg is folded is arranged at the matching position of the rear leg connecting seat (33) and the outer joint seat (22), a shaft hole (33 b) is formed in the sector area (33 a), and when the seat is folded, the front supporting leg (31) can be linked with the rear supporting leg (32) to be folded upwards towards the upper portion of the seat (1).

3. The convertible car seat cart of claim 1, wherein: the locking device (5) comprises a driving part (51) and a linkage part (52), the driving part (51) is connected with the unlocking component (6), the first end of the linkage part (52) is connected with the unlocking component (6), the linkage part (52) is matched with the driving part (51) for linkage unlocking, and the unlocking component (6) drives the driving part (51) to unlock the front supporting leg (31) through the linkage part (52).

4. The convertible car seat cart of claim 3, wherein: interior joint seat (21) is equipped with first gear groove (211), first gear groove (211) middle part area is equipped with assembly post (211 a), install gear (212) on assembly post (211 a), gear (212) are equipped with at least one teeth of a cogwheel (212 a), outer joint seat (22) are equipped with second gear groove (221), when current supporting legs (31) are in the locking state, gear (212) are located first gear groove (211) and first gear groove (211) simultaneously, when current supporting legs (31) are in the unblock state, gear (212) only are located second gear groove (221).

5. The convertible car seat cart of claim 3, wherein: the height of the fitting post (211 a) is equal to two thicknesses of the gear (212).

6. The convertible car seat cart of claim 4, wherein: a pushing pin (511) is arranged on one side face of the driving piece (51), a through hole (213) for the pushing pin (511) to penetrate through is formed in the inner joint seat (21), the pushing pin (511) can extend into the through hole (213) to push the gear (212) out of the first gear groove (211) and enter the second gear groove (221) so as to unlock the front supporting leg (31) and withdraw from the through hole (213) to enable the gear (212) to reset to a position where the gear (212) is located in the first gear groove (211) and the first gear groove (211) simultaneously to lock the front supporting leg (31).

7. The convertible car seat cart of claim 6, wherein: unblock subassembly (6) including locating control spanner (61) of seat (1) rear side and with the receipts of control spanner (61) being connected close the steel cable, close the first end of steel cable and be connected with control spanner (61), close the second end of steel cable and be connected with interlock spare (52).

8. The convertible car seat cart of claim 7, wherein: the other side of the driving piece (51) is provided with a first stop block (512), the linkage piece (52) is provided with a second stop block (521) matched with the first stop block (512), the first stop block (512) is provided with an inclined contact surface (512 a), and the second stop block (521) is provided with a driving inclined surface (521 a) matched with the first inclined surface.

9. The convertible car seat cart of claim 8, wherein: the front end of the linkage piece (52) is provided with a convex block (522), the middle of the convex block (522) is provided with a groove for the steel rope to pass through, the plane of the second stop block (521) and the convex block (522) is provided with a through hole (523) penetrating through the plate body, and after the steel rope is installed through the groove, the ball head of the steel rope is limited in the through hole (523).

10. The convertible car seat cart of claim 6, wherein: the gear recovery device further comprises a return component, and the return component is used for recovering the gear (212) to the initial state.