CN210653267U

CN210653267U - Baby carriage framework convenient to fold

Info

Publication number: CN210653267U
Application number: CN201921189430.7U
Authority: CN
Inventors: 严思建; 曾祖岸; 叶广德; 李萱棉
Original assignee: Zhongshan Shaoxiawang Plastic Products Co ltd
Current assignee: Zhongshan Shaoxiawang Plastic Products Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-06-02
Anticipated expiration: 2029-07-25

Abstract

The utility model relates to a bassinet skeleton convenient to it is folding, its characterized in that: comprises a cart frame (1) with an unfolding position and a folding position, a front wheel assembly (2), a rear wheel assembly (3), a seat mechanism and a locking mechanism (4) which can lock the cart frame (1) at the unfolding position, the cart frame (1) comprises side brackets which are positioned at the left side and the right side and form a connecting rod mechanism, the seat mechanism is arranged between the side brackets, through the push-and-pull piece on the pulling handspike that makes progress, the push-and-pull piece drives the stay cord and upwards lifts, the stay cord drives the unblock of one lock, first joint of bending is rotatable, first joint of bending drives two locks unblocks at the pivoted in-process, the second joint of bending is rotatable, locking mechanical system unblock completely, the handspike is folding to the fore-stock, the after-poppet is folding to the branch forward, realize the folding of whole car of bassinet, whole process only need upwards stimulate the unblock piece, the operation is very convenient.

Description

Baby carriage framework convenient to fold

[ technical field ] A method for producing a semiconductor device

The patent of the utility model relates to a bassinet skeleton convenient to it is folding.

[ background of the invention ]

The trolley is a very common child appliance, children can be put on the trolley and pushed by adults to walk, so that the nursing action of the adults can be greatly facilitated, the children can feel more comfortable and the trolley is safer. However, the existing wheelbarrow is generally complex in structure, most of the existing wheelbarrow cannot be folded, and some of the existing wheelbarrow can be folded and can be also partially folded, so that the folding process is troublesome, and a part of the existing wheelbarrow needs to be folded in sequence, so that a plurality of users cannot finish the folding process skillfully, and a part of the existing wheelbarrow needs to be unfolded in sequence when the existing wheelbarrow is unfolded, so that the use of a plurality of users is troublesome. In addition, the volume is large after folding, which is not easy to carry. Therefore, when the vehicle is not needed to be used or is needed to be carried, the vehicle needs to occupy more space when being placed, and great inconvenience is brought to storage or transportation.

At present, the baby carriage becomes an indispensable object for children in the growth process, the baby carriage on the market can be folded or unfolded generally, but the skeleton structure of the baby carriage convenient to fold of the existing baby carriage is very complex, so that the baby carriage is heavy, the size is still large after being folded, the manufacturing cost is high, and due to the complex structure, people are very laboursome when folding the baby carriage, and the baby carriage is easy to damage.

The folding effect of the baby carriage in the prior design is not good, and the folding and unfolding are inconvenient.

The baby carriage in the existing design is inconvenient to switch between two states of a sitting posture and a lying posture of a child, and inconvenience is caused to people in the process of using the baby carriage.

The existing baby carriage is not provided with a standing position, and the baby carriage cannot stand after being folded and is inconvenient to place.

Due to the above problems, it is necessary to provide a solution thereto, and it is against this background that the present invention has been made.

[ Utility model ] content

The utility model aims to solve the technical problem lie in not enough among the above-mentioned prior art, a bassinet skeleton convenient to fold is provided, through the push-and-pull piece on upwards pulling the handspike, the push-and-pull piece drives the stay cord and upwards lifts, the stay cord drives the unblock of lock one, first joint of bending is rotatable, first joint of bending drives two unblocks of locks at the pivoted in-process, the second joint of bending is rotatable, locking mechanical system unblock completely, the handspike is folding to the fore-stock, the after-poppet is folding to the branch forward, realize the folding of bassinet whole car, whole process only needs upwards to stimulate the unblock piece, it is very convenient to.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bassinet skeleton convenient to it is folding which characterized in that: the foldable stroller comprises a stroller frame 1 with an unfolding position and a folding position, a front wheel assembly 2, a rear wheel assembly 3, a seat mechanism and a locking mechanism 4 capable of locking the stroller frame 1 at the unfolding position, wherein the stroller frame 1 comprises side brackets which are positioned at the left side and the right side and form a connecting rod mechanism, the seat mechanism is arranged between the side brackets, and the side bracket at each side comprises:

the front wheel assembly 2 is arranged at the lower part of the front bracket 6;

the upper end of the rear bracket 7 is rotationally connected with the upper end of the front bracket 6 through a first bending joint 11, and the rear wheel assembly 3 is arranged at the lower part of the rear bracket 7;

the upper end of the push frame 8 is provided with a handle pipe 9, and the lower end of the push frame 8 is rotatably connected with the upper end of the front bracket 6 through a second bending joint 12;

the front end of the seat frame 13 is hinged to the rod body of the front support 6, and the rear end of the seat frame 13 is hinged to the rod body of the rear support 7 through a hinge 14.

As above locking mechanical system 4 is including establishing unlocking part 40 on pushing away the frame 8, establishing one lock 41 in the first joint 11 of bending, establishing two locks 42 in the second joint 12 of bending, unlocking part 40 can be right one lock 41 unlocks, two locks 42 can be in realize linkage unblock after one lock 41 unlocks.

As above unlocking piece 40 is for establishing push away the piece 401 that pulls on the frame 8, one end connection is fixed push away stay cord 402 on the piece 401 that pulls, one lock 41 contains establishes the lock car iron sheet 411 of the stay cord 402 other end is established first lockhole 412 in the first joint 11 that bends, two locks 42 contain establishes lockpin 421 on the first joint 11 that bends with establish second lockhole 422 in the second joint 12 that bends, lockpin 421 can first joint 11 pivoted in-process card is gone into realize the lock car in the second lockhole 422, or follow the realization unblock of sliding out in the second lockhole 422 be equipped with on the lock car iron sheet 411 and be used for promoting first reset spring 413 that lock car iron sheet 411 resets is equipped with on the lockpin 421 and is used for promoting second reset spring 423 that lockpin 421 resets.

As described above, the first bending joint 11 includes the first rotating arm 111 disposed at the lower end of the pushing frame 8, and the second rotating arm 112 disposed at the upper end of the front support 6, the first locking hole 412 is disposed on the upper end side surface of the second rotating arm 112, the locking iron sheet 411 is clamped into the first locking hole 412 to fix the first rotating arm 111 and the second rotating arm 112, the locking iron sheet 411 is withdrawn from the first locking hole 412, and the first rotating arm 111 can rotate relative to the second rotating arm 112.

As described above, the second bending joint 12 includes the hinge disc 121 disposed on the second rotating arm 112, the third rotating arm 122 disposed at the upper end of the rear bracket 7, the second locking hole 422 is disposed on the third rotating arm 122, the lock pin 421 is locked into the second locking hole 422 to fix the hinge disc 121 and the third rotating arm 122, the lock pin 421 is withdrawn from the second locking hole 422, and the third rotating arm 122 is rotatable relative to the second rotating arm 112.

The lock pin 421 is provided with a shift lever 424, the first rotating arm 111 is provided with an arc-shaped groove 425 into which the shift lever 424 is inserted, the first rotating arm 111 is provided with a driving block 426 for driving the shift lever 424 to slide in the arc-shaped groove 425, and the first rotating arm 111 drives the driving block 426 to rotate in the rotating process.

The locking pin 421 is provided with a mounting hole 427 through which the shift lever 424 passes, and the driving block 426 is provided with a strip-shaped hole 428 through which the shift lever 424 passes.

As mentioned above, the distance r from the center point a' of the lever 424 to the center point B of the first rotating arm 111 varies in length, and the length of r gradually changes with the position of the lever 424 in the arc-shaped slot 425.

The utility model has the advantages that:

1. the utility model relates to a bassinet skeleton convenient to it is folding, through the push-and-pull piece on upwards pulling the handspike, the push-and-pull piece drives the stay cord and upwards lifts, the stay cord drives the unblock of lock one, first joint of bending is rotatable, first joint of bending drives the unblock of two locks at the pivoted in-process, the second joint of bending is rotatable, locking mechanical system unblock completely, the handspike is folding to the fore-stock, the after-poppet is folding towards branch, realize the folding of whole bassinet, whole process only need upwards stimulate the unblock piece, it is very convenient to operate.

2. The utility model discloses the back that finishes of receiving the car, the bassinet frame makes whole car can be vertical stand with the rear wheel action strong point before the front wheel, need not remove to bow to right, saves physical power, conveniently carries.

3. The utility model discloses folding bassinet skeleton of being convenient for among adopts 2 joints and a plurality of articulated mounting of bending, and the frame body of rod can be folded after the unblock, and folding bassinet skeleton of being convenient for does not have the interference between the folding in-process body of rod of receiving the car, folds up smooth smoothness.

4. The utility model discloses the bassinet skeleton of being convenient for folding among has the back, and the back can swiftly conveniently be sat and stand and lie between two postures and change, gives people and brings the facility at the in-process that uses the bassinet.

5. The utility model discloses be convenient for folding bassinet skeleton among is equipped with couple and hinge post on the collateral branch frame, after folding bassinet skeleton of being convenient for is folded up, the hinge post is hooked to the couple for folding bassinet skeleton of being convenient for after folding keeps fold condition, prevents loosely, and the receipts car, the transport, accomodate for people bring the convenience.

[ description of the drawings ]

Fig. 1 is a perspective view of the present invention.

Fig. 2 is one of the exploded views of the present invention.

Fig. 3 is a second partial exploded view of the present invention.

Fig. 4 is an enlarged view of the portion C of fig. 3.

Fig. 5 is a front view of the position relationship between the shift lever and the arc-shaped slot of the present invention.

Fig. 6 is a partial side sectional view of the present invention.

Fig. 7 is an enlarged view of a portion D in fig. 6.

Fig. 8 is a side view of the unfolded state of the present invention.

Fig. 9 is a side view of the present invention during folding.

Fig. 10 is a side view of the folded standing position of the present invention.

[ detailed description ] embodiments

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 10, a stroller frame for easy folding comprises a stroller frame 1 having an unfolded position and a folded position, a front wheel assembly 2, a rear wheel assembly 3, a seat mechanism and a locking mechanism 4 capable of locking the stroller frame 1 in the unfolded position, wherein the stroller frame 1 comprises side brackets constituting a link mechanism at left and right sides, the seat mechanism is disposed between the side brackets, and the side bracket at each side comprises:

The utility model relates to a bassinet skeleton convenient to it is folding, through the push-and-pull piece on upwards pulling the handspike, the push-and-pull piece drives the stay cord and upwards lifts, the stay cord drives the unblock of lock one, first joint of bending is rotatable, first joint of bending drives the unblock of two locks at the pivoted in-process, the second joint of bending is rotatable, locking mechanical system unblock completely, the handspike is folding to the fore-stock, the after-poppet is folding towards branch, realize the folding of whole bassinet, whole process only need upwards stimulate the unblock piece, it is very convenient to operate.

As shown in fig. 1 to 8, in the present embodiment, the locking mechanism 4 includes an unlocking member 40 provided on the pushing frame 8, a lock 41 provided in the first bending joint 11, a lock 42 provided in the second bending joint 12, the unlocking part 40 can unlock the first lock 41, the second lock 42 can realize linkage unlocking after the first lock 41 is unlocked, after the unlocking piece 40 is unlocked, the pushing frame 8 is pushed by hands to rotate towards the front support 6, the pushing frame 8 drives the first bending joint 11 to rotate, the first bending joint 11 realizes the unlocking of the second lock 42 in the rotating process, after the second lock 42 is unlocked, the rear bracket 7 rotates and folds with the second bending joint 12 as a fulcrum under the action of gravity, and then realize the holistic folding of frame, the operation is very convenient, and the car that gives people brings the convenience, optimizes people and experiences the use of bassinet.

As shown in fig. 1 to 8, in this embodiment, the unlocking element 40 is a push-pull block 401 disposed on the push frame 8, one end of the push-pull block is connected to and fixed to the pull rope 402 on the push-pull block 401, the first lock 41 includes a locking iron piece 411 disposed at the other end of the pull rope 402, a first lock hole 412 disposed in the first bending joint 11, the second lock 42 includes a lock pin 421 disposed on the first bending joint 11 and a second lock hole 422 disposed in the second bending joint 12, the lock pin 421 can be locked in the second lock hole 422 during the rotation of the first bending joint 11 or slid out from the second lock hole 422 to unlock, a first return spring 413 for pushing the locking iron piece 411 to return is disposed on the locking iron piece 411, a second return spring 423 for pushing the lock pin 421 to return is disposed on the lock pin 421, after the unblock piece 40 unblock, the staff promotes to push away frame 8 and rotates to support 6, pushes away frame 8 and drives first joint 11 of bending and rotates, and first joint 11 of bending realizes at the pivoted in-process two unblocks of saying lock 42, two lock 42 unblocks backs, after the rear support 7 uses second joint 12 of bending to fold up as the fulcrum rotation under the effect of gravity, and then realizes the holistic folding of frame, and the operation is very convenient, and it is convenient to bring for people's car, optimizes people and experiences the use of bassinet.

As shown in fig. 1 to 8, in this embodiment, the first bending joint 11 includes a first rotating arm 111 disposed at a lower end of the pushing frame 8, a second rotating arm 112 disposed at an upper end of the front support 6, the first lock hole 412 is disposed on an upper end side surface of the second rotating arm 112, the locking iron sheet 411 is clamped into the first lock hole 412 to fix the first rotating arm 111 and the second rotating arm 112, the locking iron sheet 411 is withdrawn from the first lock hole 412, the first rotating arm 111 can rotate relative to the second rotating arm 112, after the unlocking member 40 is unlocked, a human hand pushes the pushing frame 8 to rotate towards the front support 6, the pushing frame 8 drives the first bending joint 11 to rotate, the first bending joint 11 unlocks the second lock 42 in a rotating process, after the second lock 42 is unlocked, the rear support 7 rotates with the second bending joint 12 as a fulcrum under the action of gravity, and then realize the holistic folding of frame, the operation is very convenient, and the car that gives people brings the convenience, optimizes people and experiences the use of bassinet.

As shown in fig. 1 to 8, in this embodiment, the second bending joint 12 includes a hinge disc 121 disposed on the second rotating arm 112, a third rotating arm 122 disposed on the upper end of the rear bracket 7, the second locking hole 422 is disposed on the third rotating arm 122, the lock pin 421 is locked into the second locking hole 422 to fix the hinge disc 121 and the third rotating arm 122, the lock pin 421 is withdrawn from the second locking hole 422, the third rotating arm 122 is rotatable with respect to the second rotating arm 112, after the unlocking member 40 is unlocked, the pushing frame 8 is pushed by a human hand to rotate towards the front bracket 6, the pushing frame 8 drives the first bending joint 11 to rotate, the first bending joint 11 realizes unlocking the second lock 42 during rotation, after the second lock 42 is unlocked, the rear bracket 7 rotates with the second bending joint 12 as a fulcrum under the action of gravity, and then realize the holistic folding of frame, the operation is very convenient, and the car that gives people brings the convenience, optimizes people and experiences the use of bassinet.

As shown in fig. 1 to 8, in this embodiment, a shift lever 424 is disposed on the lock pin 421, an arc-shaped groove 425 is disposed in the first rotating arm 111, the shift lever 424 is inserted into the arc-shaped groove 425, a driving block 426 is disposed in the first rotating arm 111, the driving block 426 is driven by the first rotating arm 111 to rotate in the process of rotating, the shift lever 424 is driven by the driving block 426 to slide in the arc-shaped groove 425, and since the length of the distance r from the center point a of the shift lever 424 to the center point B of the first rotating arm 111 is different, the length of r gradually changes along with the change of the position of the shift lever 424 in the arc-shaped groove 425, the lock pin 421 is pulled to be inserted into or slid out from the second lock hole 422, and the two states of locking and unlocking are switched.

As shown in fig. 1 to 8, in the present embodiment, a mounting hole 427 through which the shift lever 424 passes is disposed on the lock pin 421, a strip-shaped hole 428 through which the shift lever 424 passes is disposed on the driving block 426, the shift lever 424 is clamped in the mounting hole 427 and the strip-shaped hole 428, the mounting hole 427 and the strip-shaped hole 428 jointly push the shift lever 424 to move in the arc-shaped groove 425, and the strip-shaped hole 428 simultaneously has a function of limiting a movement track of the shift lever 424, so that the shift lever 424 moves along a predetermined track.

As shown in fig. 1 to 8, in this embodiment, the distance r from the center point a' of the toggle lever 424 to the rotation center point B of the first rotation arm 111 has different lengths, and the length of r gradually changes with the position change of the toggle lever 424 in the arc-shaped groove 425.

The utility model discloses an unblock folding process is such: through the push-and-pull piece on the pulling handspike that makes progress, the push-and-pull piece drives the stay cord and upwards lifts, the stay cord drives the unblock of one lock, first joint of bending is rotatable, first joint of bending drives two locks unblocks at the pivoted in-process, the second joint of bending is rotatable, locking mechanical system unblock completely, the handspike is folding to the fore-stock, the after-poppet is folding to the branch forward, realize the folding of whole car of bassinet, whole process only need upwards stimulate the unblock piece, the operation is very convenient.

Claims

1. The utility model provides a bassinet skeleton convenient to it is folding which characterized in that: including having shallow frame (1) of expansion position and folding position, front wheel subassembly (2), rear wheel subassembly (3), seat mechanism and can with shallow frame (1) lock in locking mechanical system (4) under the expansion position, shallow frame (1) including the collateral branch frame that constitutes link mechanism that is located the left and right sides, seat mechanism set up in between the collateral branch frame, each side the collateral branch frame include:

the front bracket (6), the front wheel assembly (2) is arranged at the lower part of the front bracket (6);

the upper end of the rear support (7) is rotationally connected with the upper end of the front support (6) through a first bending joint (11), and the rear wheel assembly (3) is arranged at the lower part of the rear support (7);

the upper end of the pushing frame (8) is provided with a handle pipe (9), and the lower end of the pushing frame (8) is rotatably connected with the upper end of the front bracket (6) through a second bending joint (12);

the seat frame (13), the seat frame (13) front end is articulated on the body of rod of fore-stock (6), the seat frame (13) rear end passes through hinge (14) and articulates on the body of rod of after-poppet (7).

2. The stroller frame for facilitating folding of claim 1, wherein: locking mechanical system (4) are including establishing release piece (40), establishing on pushing away frame (8) one lock (41), establishing in first joint (11) of bending two locks (42) in the joint (12) of bending of second, release piece (40) can be right one lock (41) unblock, two locks (42) can be in realize linkage unblock after one lock (41) unblock.

3. The stroller frame for facilitating folding of claim 2, wherein: the unlocking piece (40) is a push-pull block (401) arranged on the push frame (8), one end of the unlocking piece (40) is connected and fixed with a pull rope (402) arranged on the push-pull block (401), one lock (41) comprises a lock iron sheet (411) arranged at the other end of the pull rope (402), a first lock hole (412) arranged in the first bending joint (11) is arranged, the second lock (42) comprises a lock pin (421) arranged on the first bending joint (11) and a second lock hole (422) arranged in the second bending joint (12), the lock pin (421) can be clamped into the second lock hole (422) in the rotating process of the first bending joint (11) to lock the car or can be slid out from the second lock hole (422) to unlock the lock iron sheet (411) which is provided with a first reset spring (413) for pushing the lock iron sheet (411) to reset, and a second return spring (423) for pushing the lock pin (421) to return is arranged on the lock pin (421).

4. A stroller frame for facilitating folding according to claim 3, wherein: first joint (11) of bending is including establishing first rotor arm (111) of pushing away frame (8) lower extreme establishes second rotor arm (112) of fore-stock (6) upper end, first lockhole (412) are established on the upper end side of second rotor arm (112), lock car iron sheet (411) card is gone into realize in first lockhole (412) first rotor arm (111) with second rotor arm (112) between the two fixed, lock car iron sheet (411) are followed withdraw from in first lockhole (412), first rotor arm (111) can for second rotor arm (112) rotate.

5. The stroller frame for facilitating folding of claim 4, wherein: the second bending joint (12) is including establishing articulated dish (121) on second rotor arm (112) establishes third rotor arm (122) of after-poppet (7) upper end, second lockhole (422) are established on third rotor arm (122), lockpin (421) card is gone into realize in second lockhole (422) articulated dish (121) with fixed between third rotor arm (122), lockpin (421) are followed withdraw from in second lockhole (422), third rotor arm (122) can for second rotor arm (112) rotate.

6. The stroller frame for facilitating folding of claim 5, wherein: the lock pin (421) is provided with a shifting lever (424), an arc-shaped groove (425) for the shifting lever (424) to be clamped is arranged in the first rotating arm (111), a driving block (426) for driving the shifting lever (424) to slide in the arc-shaped groove (425) is arranged in the first rotating arm (111), and the first rotating arm (111) drives the driving block (426) to rotate in the rotating process.

7. The stroller frame for facilitating folding of claim 6, wherein: the locking pin (421) is provided with a mounting hole (427) for the deflector rod (424) to pass through, and the driving block (426) is provided with a strip-shaped hole (428) for the deflector rod (424) to pass through.

8. The stroller frame for facilitating folding of claim 6, wherein: the distance r from the central point A' of the shifting lever (424) to the rotating central point B of the first rotating arm (111) is different in length, and the length of r is gradually changed along with the position change of the shifting lever (424) in the arc-shaped groove (425).