KR200485437Y1 - A linkage folding structure for stroller - Google Patents

A linkage folding structure for stroller Download PDF

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Publication number
KR200485437Y1
KR200485437Y1 KR2020170000152U KR20170000152U KR200485437Y1 KR 200485437 Y1 KR200485437 Y1 KR 200485437Y1 KR 2020170000152 U KR2020170000152 U KR 2020170000152U KR 20170000152 U KR20170000152 U KR 20170000152U KR 200485437 Y1 KR200485437 Y1 KR 200485437Y1
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KR
South Korea
Prior art keywords
detent
folding
handle
stroller
spring
Prior art date
Application number
KR2020170000152U
Other languages
Korean (ko)
Inventor
르운 치우
Original Assignee
킹스타 비즈니스 그룹 코포레이션
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Application filed by 킹스타 비즈니스 그룹 코포레이션 filed Critical 킹스타 비즈니스 그룹 코포레이션
Priority to KR2020170000152U priority Critical patent/KR200485437Y1/en
Application granted granted Critical
Publication of KR200485437Y1 publication Critical patent/KR200485437Y1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
    • B62B7/083—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)

Abstract

The present invention relates to an interlocking folding mechanism of a baby carriage, comprising a first folding assembly installed between a front footrest pipe of a stroller and a stroller handle pipe, and an upper portion of the stroller handle pipe rotates two support rods Wherein the two support rods have a second folding assembly within which a folding cable is connected and a pulling handle is movably fitted over the upper part of the stroller handle pipe, The upper end of the folding cable is extended and fixed into the pulling handle, the connecting rod is on the pulling handle, the connecting rod and the rotating assembly are connected to each other, and the pulling handle When sliding, the connecting rod rotates Held up by hitting the Li for rotating the rotating assembly, at the same time to unlock the first folding assembly. This utility model is reliable because it is easy to operate and stable in structure.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a stroller folding mechanism,

This utility model belongs to the technology area of baby stroller, specifically, it is a kind of interlocking folding mechanism of baby stroller.

Because the baby is not yet fully developed from birth to infancy, many aids should assist life. For example, an infant stroller which can not walk for a long time or learns a toddler at the time of going out and helps to reduce the burden on the protector for a long time can be used at a baby or infant at this stage It is a very important equipment.

One of the functions that a parent cares about in a conventional baby stroller is the ability to fold it. If the baby stroller is unfolded, its volume is so large that if it can not be folded down, it will not only take up space when placed in the house, but it is also difficult to put it in the trunk of a car or use public transportation. However, a comprehensive review of folding baby strollers on the market reveals that the volume is smaller than when it is deployed, but it is still not small enough. Especially when the folded shape is smooth, not flat, or not straight, it still takes up a lot of space when putting the baby stroller in the car trunk. Also, although the baby stroller of the existing technology usually has a folding function, it has a disadvantage that the operation is complicated and the folding is not convenient, which annoys the user.

This utility model provides an interlocking folding mechanism of a stroller which is easy to handle by a technical problem, is stable in structure and reliable.

In order to solve the above technical problem, the present utility model uses the following technical solution.

The interlocking folding mechanism of the stroller includes a first folding assembly that is installed between the front scaffolding of the stroller and the stroller handle pipe. The upper part of the stroller handle pipe rotatably connects the two support rods through the rotary assembly, A folding cable is connected to the first folding assembly and a pulling handle is movably fitted in the upper part of the stroller handle pipe and the pulling handle is connected to the lower end stroller handle pipe of the two support rods, And the upper end of the folding cable is extended and fixed into the pulling-type handle. On the pulling-type handle, there is a connecting rod, the connecting rod and the rotating assembly are engaged with each other. When the pulling- Hold the rotating assembly To simultaneously unlock the first folding assembly.

The first folding assembly includes an upper joint connected to the front footing pipe, a lower joint connected to the stroller handle pipe, a detent and a spring, a lower shaft having a fixing shaft, and a fixing shaft of the lower joint, The upper joint is inserted into the upper joint and connected to the upper joint, the lower end of the folding cable is fixedly connected to the detent, the upper joint has a projection retainer ring wall, the projection retainer ring wall has a chute position, The detent is movable in the chute position. The spring supports one end of the detent in the chute position, the other end supports the inner wall of the chute position, and the lower joint has an upper joint There is a slot corresponding to the slot. When the first folding assembly is locked, the detent engages in the slots of the upper joint and the slots of the lower joint. When the first folding assembly is unlocked, the detent moves toward the chute position and pushes the spring, and at the same time the detent falls out of the slot of the upper joint and the slot of the lower joint.

The detent includes a slot in the upper joint and a projection in the slot in the lower joint that are convenient to fit.

The detent also has a retainer wall to support the spring.

The rotation assembly includes a rotation fixing block and a connection fixture. The rotation fixation block is rotatably installed in the connection fixture. The connection fixture is fixed to the stroller handle pipe. One end of the support pipe is inserted into the rotation fixation block, And the connecting rod of the pulling-type handle extends into the connecting fixture and is fitted to the rotation fixing block.

The rotary fixed block has a blocking block, and the connecting rod of the pull-off handle is connected to the blocking block.

The second folding assembly includes a linkage upper seat, a spring and a lower linkage seat, wherein the lower linkage seat has a mounting axis, the mounting axis of which passes through the spring and is inserted into the linkage upper seat, The seats are snapped in to receive the spring in, and the springs are seated in the upper seat, respectively. Connected Fit the lower seat.

The present utility model is easy to operate and realizes unlocking and locking through interlocking of the pulling-type handle, the rotating assembly, the first folding assembly and the second folding assembly, and the structure is stable and reliable.

FIG. 1 is a three-dimensional schematic view showing a locked state in which the present utility model is assembled in a baby carriage,
2 is a local structural exploded connection diagram of the present utility model,
3 is an enlarged wiring view of the A-point first folding assembly in Fig. 2,
Fig. 4 is an enlarged wiring view of the B-point rotary assembly in Fig. 2,
5 is an enlarged wiring view of the C-point second folding assembly in Fig. 2,
Fig. 6 is a wiring diagram of a folded state in which the present utility model is assembled and unlocked in the baby carriage,
7 is a connection diagram of a folding process in which the present utility model is assembled to a baby carriage.

In order to facilitate understanding of the technician in this area, the utility model combining the drawings below will be described in detail.

1 and 2, an interlocking folding mechanism of a kind of baby carriage disclosed in the present utility model includes a first folding assembly 2 installed between a front scaffolding pipe 1 of a stroller and a stroller handle pipe 3 The upper part of the stroller handle pipe 3 rotatably connects the two support rods 4 through the rotary assembly 6 and the two support rods 4 have a second folding assembly 5, A folding cable 9 is connected in the folding assembly 2 and a pulling handle 8 is movably fitted on the upper part of the stroller handle pipe 3. The pulling handle 8 is connected to two support rods 4 The upper end of the folding cable 9 is extended and fixed into the pulling-type handle 8 and the connecting rod 7 is located on the pulling-type handle 8, (7) and the rotary assembly (6) He said, and cleared when the sliding-type pull-up handle, the connecting rod is held up by hitting the rotating assembly to rotate the rotating assemblies at the same time locking the first folding assembly. The pull-off handle can move a certain stroke on the stroller handle pipe, and can be slid when applied with a pulling handle.

3, the first folding assembly 2 includes an upper joint 206 connected to the front footstep pipe 3, a lower joint 201 connected to the stroller handle pipe 3, a detent 204, And a spring 203. The fixing shaft of the lower joint 201 is movably inserted into the upper joint 206 and is connected to the upper joint 206. The fixing shaft of the lower joint 201 is connected to the upper joint 206, (9) is fixedly connected to the detent (204). In the upper joint 206 there is a projection retainer ring wall 207 with a chute position 205 within the projection retainer ring wall 207 with a slot 208 in the projection retainer ring wall 207 , The detent 204 is movably positioned within the shoot position 205. One end of the spring 203 holds the detent 204 and the other end holds the inner wall of the chute position 205. The lower joint 201 is provided with a slot 208) (not shown). When the first folding assembly 2 is locked, the detent 204 engages in the slot of the lower joint with the slot 208 of the upper joint 206. When the first folding assembly 2 is unlocked, the detent 204 slides in the chute position 205 and pushes the spring 203 while the detent 204 moves down the slot 208 of the upper joint 206, And falls out of the slot of the joint 201. The detent 204 has a slot 208 of the upper joint 206 and a projection 202 that is convenient to fit into the slot of the lower joint and the projection 202 is relatively small and precisely aligned with the upper and lower joints. It can be bitten. The detent 204 also has a retainer wall 209 for holding the spring 203 so that the detent can always support the spring. The upper joint is snap-engaged with the lower joint to retain the detent and spring. When the pull-out handle is slid upwards and the folding cable is moved upwards, the detent is pulled, causing the detent protrusion to fall out of the slot of the upper joint and the slot of the lower joint, preventing the upper and lower joints from re-engaging. At this time, the first folding assembly realizes unlocking, and the upper joint and the lower joint can rotate relative to each other. The protrusion of the detent is locked when engaged with the slot of the upper joint and the slot of the lower joint, wherein the upper joint and the lower joint are relatively fixed structures.

4, the rotation assembly 6 includes a rotation fixing block 601 and a connection fixing block 602. The rotation fixing block 601 is rotatably installed in the connection fixing block 602 and the connection fixing block 602 Is fixed to the stroller handle pipe (3). The connecting rod 7 of the pulling-type handle 8 extends into the connecting fixture 602 and is inserted into the rotation fixing block 601, . The rotation fixing block 601 has a turning block, and the connecting rod of the pulling handle is connected to the turning block. As the pulling-type handle is slid upwards and the connecting rod is moved upward, the connecting rod can trigger the operation of the rotating assembly through the sliding of the pulling handle as the connecting rod supports the rotating fixing block to rotate the rotating fixing block.

5, the second folding assembly 5 includes an upper coupling seat 501, a spring 502 and a lower coupling seat 504, and a lower coupling seat 504 is provided with an installation shaft 503 And the mounting shaft 503 is inserted into the coupling upper seat 501 after passing through the springs 502. The coupling seat and the coupling seat are snap-engaged to receive the spring therein, Seat and the connecting lower seat. When the two support rods are folded down, the linkage upper seat and the lower link seat rotate relative to each other, and the spring is compressed to generate restoring elasticity, which is convenient for automatic restoration.

1 is a wiring diagram when the first folding assembly, the rotating assembly, and the second folding assembly of the entire baby carriage are in a locked state, in the present utility model. At this time, the detent is fitted into the slot of the upper joint and the slot of the lower joint to relatively fix the upper joint and the lower joint. Referring to FIGS. 6 and 7, when the baby carriage is to be folded, a positive upward pressure is applied to the pull-up handle to move the pull-up handle upward. When the folding cable is moved upward, the folding cable moves the detent upward, The first folding assembly is unlocked as the detent exits the slot of the upper joint and the slot of the lower joint. At the same time, when the pull-up handle is moved upward, the connecting rod supports the rotation fixing block in the rotation assembly to rotate the rotation fixing block, causing the two support rods to fold down and move. The spring in the second folding assembly is pressurized and the restoring elasticity is generated, so that it is possible to fold fold the folding stroller conveniently. When the spring and the lower joint are rotated so as to face the slot and the slot, the detent is resiliently restored by the spring, and the slot of the upper joint and the slot And it is locked. The two support rods can be relatively easily restored to their initial positions even with the recovery spring of the torsion spring.

It is to be understood that the above description does not limit the present invention and any obvious substitutions that do not depart from the concept of the present invention are deemed to be within the scope of the present invention.

Claims (7)

Wherein the upper part of the stroller handle pipe rotatably connects the two support rods through the rotary assembly and the two support rods are provided with a second folding assembly In an interlocking folding mechanism of a stroller,
A folding cable is connected in the first folding assembly, and a pulling handle is movably fitted on the upper part of the stroller handle pipe, the pulling handle is located on the lower section stroller handle pipe of the two support rods, Shaped handle, a connecting rod is provided on the pulling handle, and the connecting rod and the rotating assembly are fitted and connected. When the pulling-type handle is slid upward, the connecting rod supports the rotating assembly to rotate the rotating assembly Unlocking the first folding assembly,
The first folding assembly includes an upper joint connected to the front footing pipe, a lower joint connected to the stroller handle pipe, a detent and a spring, a lower shaft having a fixing shaft, and a fixing shaft of the lower joint, The lower joint of the folding cable is fixedly connected to the detent, the upper joint has a projection retainer ring wall, a chute position is located in the projection retainer ring wall, The retainer ring wall has a slot, the detent is movably positioned within the chute position, the spring retains the detent one end in the chute position, the other end holds the chute position inner wall, and the lower joint has a slot Lt; / RTI > slot,
When the first folding assembly is locked, the detent engages in the slot of the upper joint and the slot of the lower joint,
Wherein when the first folding assembly is unlocked, the detent slides toward the chute position and pushes the spring while the detent is withdrawn from the slot of the upper joint and the slot of the lower joint. delete The method according to claim 1,
Wherein the detent has projections that are easy to fit into slots of the upper joint and slots of the lower joint. The method of claim 3,
Wherein the detent further includes a retainer wall for supporting the spring. 5. The method of claim 4,
The rotation assembly includes a rotation fixing block and a connection fixture. The rotation fixation block is rotatably installed in the connection fixture. The connection fixture is fixed to the stroller handle pipe. One end of the support pipe is inserted into the rotation fixation block, And the connecting rod of the pulling-type handle extends into the connecting fixing frame and is fitted and connected to the rotation fixing block. 6. The method of claim 5,
Wherein the rotation fixing block has a blocking block and the connecting rod of the pulling handle is connected to the blocking block. The method according to claim 6,
The second folding assembly includes a linkage upper seat, a spring and a lower link seat, wherein the linkage lower seat has a mounting axis, the mounting axis of which passes through the spring and is inserted into the linkage upper seat, Is snap-connected to receive the spring in, and the spring is fitted and connected to the linkage upper seat and the linkage lower seat, respectively.
KR2020170000152U 2017-01-09 2017-01-09 A linkage folding structure for stroller KR200485437Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020170000152U KR200485437Y1 (en) 2017-01-09 2017-01-09 A linkage folding structure for stroller

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Application Number Priority Date Filing Date Title
KR2020170000152U KR200485437Y1 (en) 2017-01-09 2017-01-09 A linkage folding structure for stroller

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107757693A (en) * 2017-11-23 2018-03-06 安徽呵宝儿童用品有限公司 A kind of doll carriage vehicle frame that can realize four fold
CN110001735A (en) * 2019-03-29 2019-07-12 好孩子儿童用品有限公司 A kind of children trolley
CN112224268A (en) * 2019-07-15 2021-01-15 明门瑞士股份有限公司 Frame folding mechanism and baby stroller
CN112716207A (en) * 2021-01-11 2021-04-30 福建欧仕儿童用品股份有限公司 Foldable crib-side bed
CN116889504A (en) * 2023-08-08 2023-10-17 佛山市顺康达医疗科技有限公司 Folding walking aid

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008285127A (en) * 2007-05-21 2008-11-27 Mieko Ito Folding type stroller
JP2009120182A (en) * 2007-10-22 2009-06-04 Graco Childrens Prod Inc Foldable pushcart and foldable baby carriage
KR101248448B1 (en) * 2004-10-19 2013-03-28 콤비 가부시키가이샤 Stroller

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101248448B1 (en) * 2004-10-19 2013-03-28 콤비 가부시키가이샤 Stroller
JP2008285127A (en) * 2007-05-21 2008-11-27 Mieko Ito Folding type stroller
JP2009120182A (en) * 2007-10-22 2009-06-04 Graco Childrens Prod Inc Foldable pushcart and foldable baby carriage

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107757693A (en) * 2017-11-23 2018-03-06 安徽呵宝儿童用品有限公司 A kind of doll carriage vehicle frame that can realize four fold
CN107757693B (en) * 2017-11-23 2024-04-02 安徽呵宝儿童用品有限公司 Baby carriage frame capable of realizing four folding
CN110001735A (en) * 2019-03-29 2019-07-12 好孩子儿童用品有限公司 A kind of children trolley
CN110001735B (en) * 2019-03-29 2024-02-27 好孩子儿童用品有限公司 Child cart
CN112224268A (en) * 2019-07-15 2021-01-15 明门瑞士股份有限公司 Frame folding mechanism and baby stroller
CN112716207A (en) * 2021-01-11 2021-04-30 福建欧仕儿童用品股份有限公司 Foldable crib-side bed
CN112716207B (en) * 2021-01-11 2024-05-17 福建欧仕儿童用品股份有限公司 Foldable baby bedside bed
CN116889504A (en) * 2023-08-08 2023-10-17 佛山市顺康达医疗科技有限公司 Folding walking aid
CN116889504B (en) * 2023-08-08 2024-02-20 佛山市顺康达医疗科技有限公司 Folding walking aid

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