CN107235064B - Baby carriage adopting connecting rod sliding block folding structure - Google Patents

Baby carriage adopting connecting rod sliding block folding structure Download PDF

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Publication number
CN107235064B
CN107235064B CN201710443587.7A CN201710443587A CN107235064B CN 107235064 B CN107235064 B CN 107235064B CN 201710443587 A CN201710443587 A CN 201710443587A CN 107235064 B CN107235064 B CN 107235064B
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China
Prior art keywords
connecting rod
sliding
hinged
lower bracket
rod
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CN201710443587.7A
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CN107235064A (en
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罗永禾
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Individual
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B62B7/08Carriages 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

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

Abstract

The invention discloses a baby carrier adopting a connecting rod sliding block folding structure, which comprises an upper pushing hand frame, a lower bracket, a wheel frame and a main connecting rod, wherein the lower bracket is arranged at the lower end of the upper pushing hand frame, a sliding sleeve is arranged on the lower bracket in a sliding manner, and a locking mechanism capable of locking the position of the sliding sleeve is arranged between the sliding sleeve and the lower bracket; the front end of the wheel frame is hinged with the lower end of the lower bracket; one end of the main connecting rod is hinged on the sliding sleeve, and the other end of the main connecting rod is hinged on the wheel frame; the lower bracket, the wheel frame, the main connecting rod and the sliding sleeve form a connecting rod sliding block mechanism which can be folded or unfolded, and the connecting rod sliding block mechanism can be locked or unlocked through the locking mechanism, so that the folding or unfolding is rapid, the folding control is convenient, the folding is simple and rapid, the connecting rod sliding block mechanism can drive the front wheel set and the rear wheel set to fold, and the occupied space during folding is further reduced.

Description

Baby carriage adopting connecting rod sliding block folding structure
Technical Field
The invention relates to the field of baby carriages, in particular to a baby carriage adopting a connecting rod and sliding block folding structure.
Background
The bassinet usually has to expand and use and receive and fold the function of accomodating to its use, carry or accomodate, the storage structure of current bassinet is mostly sectional type structure, and each joint position all needs to dispose locking device, and when folding, the unblock of a plurality of positions needs to be carried out, and the operation is very troublesome, uses inconveniently.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the baby carrier which is convenient to fold and control, and is simple and quick to fold and adopts the connecting rod sliding block folding structure.
The technical scheme adopted for solving the technical problems is as follows:
Baby carrier adopting connecting rod and sliding block folding structure, comprising
Pushing up the hand rest;
the lower bracket is arranged at the lower end of the upper pushing hand frame, a sliding sleeve is arranged on the lower bracket in a sliding manner, and a locking mechanism capable of locking the position of the sliding sleeve is arranged between the sliding sleeve and the lower bracket;
The front end of the wheel frame is hinged with the lower end of the lower bracket;
one end of the main connecting rod is hinged on the sliding sleeve, and the other end of the main connecting rod is hinged on the wheel frame;
The lower bracket, the wheel frame, the main connecting rod and the sliding sleeve form a connecting rod sliding block mechanism which can be folded or unfolded, and the connecting rod sliding block mechanism can be locked or unlocked through a locking mechanism.
The rear side of the wheel carrier is provided with a rear wheel set, the rear wheel set is arranged on the rear side of the wheel carrier in a sliding way through a sliding rod set, the main connecting rod is connected to the sliding rod set through a connecting rod assembly, and when the connecting rod sliding block mechanism is folded or unfolded, the main connecting rod can drive the rear wheel set to slide and retract or stretch out through the connecting rod assembly and the sliding rod set.
The connecting rod assembly comprises a rear wheel connecting rod, a swing arm is arranged at the lower end of the main connecting rod in an extending mode, one end of the rear wheel connecting rod is hinged to the swing arm, and the other end of the rear wheel connecting rod is hinged to the sliding rod set.
The front side of the wheel carrier is provided with a front wheel set, the front wheel set comprises a cross rod, the cross rod is rotatably arranged at the front end of the wheel carrier, a connecting device is arranged between the connecting rod sliding block mechanism and the cross rod, and when the connecting rod sliding block mechanism is folded or unfolded, the connecting device can drive the cross rod and the front wheel set to rotate to fold or unfold.
The connecting device comprises a front wheel driving connecting rod, one end of the front wheel driving connecting rod is hinged at the position of the cross rod deviating from the rotation center, the other end of the front wheel driving connecting rod is hinged on the main connecting rod, when the connecting rod sliding block mechanism is folded or unfolded, the main connecting rod is displaced, and the cross rod and the front wheel group are driven by the front wheel driving connecting rod to rotate to fold or unfold.
The connecting device comprises a first driving tooth set arranged at the lower end of the lower bracket and a second driving tooth set arranged on the cross rod, wherein the first driving tooth set and the second driving tooth set are meshed with each other, when the connecting rod sliding block mechanism is folded or unfolded, the lower end of the lower bracket rotates, and the cross rod and the front wheel set are driven to rotate and fold or unfold through the cooperation of the first driving tooth set and the second driving tooth set.
The lower end of the upper pushing hand frame is hinged with the upper end of the lower bracket, and a rotation control device is arranged between the upper pushing hand frame and the lower bracket.
The beneficial effects of the invention are as follows: the baby carrier adopting the connecting rod sliding block folding structure comprises an upper pushing hand frame, a lower bracket, a wheel frame and a main connecting rod, wherein the lower bracket is arranged at the lower end of the upper pushing hand frame, a sliding sleeve is arranged on the lower bracket in a sliding manner, and a locking mechanism capable of locking the position of the sliding sleeve is arranged between the sliding sleeve and the lower bracket; the front end of the wheel frame is hinged with the lower end of the lower bracket; one end of the main connecting rod is hinged on the sliding sleeve, and the other end of the main connecting rod is hinged on the wheel frame; the lower bracket, the wheel frame, the main connecting rod and the sliding sleeve form a connecting rod sliding block mechanism which can be folded or unfolded, and the connecting rod sliding block mechanism can be locked or unlocked through the locking mechanism, so that the folding or unfolding is rapid, the folding control is convenient, the folding is simple and rapid, the connecting rod sliding block mechanism can drive the front wheel set and the rear wheel set to fold, and the occupied space during folding is further reduced.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is an exploded schematic view of the present invention;
FIG. 4 is a schematic illustration of the folding process of the present invention;
FIG. 5 is a schematic illustration of the present invention after folding;
FIG. 6 is a schematic view of another embodiment of the connection device of the present invention;
fig. 7 is a schematic view of the embodiment of fig. 6 of the connecting device of the present invention.
Detailed Description
Referring to fig. 1 to 5, fig. 1 to 5 are schematic structural views of a stroller according to an embodiment of the present invention, as shown in the drawings, a stroller adopting a link slider folding structure includes a lower frame 2, a wheel frame 3, and a main link 4, wherein the lower end of the upper push-up frame 1 is hinged to the upper end of the lower frame 2, and a rotation control device 20 is disposed between the upper push-up frame 1 and the lower frame 2, wherein the rotation control device 20 is a common control mechanism in the stroller and is generally disposed at a joint position, and not described in detail herein, in this embodiment, the rotation control device 20 is disposed at a joint position, and a rotation handle at the upper part controls the switch thereof through a cable.
As shown in the figure, the lower bracket 2 is arranged at the lower end of the upper push handle frame 1, a sliding sleeve 21 is slidably arranged on the lower bracket 2, and a locking mechanism capable of locking the position of the sliding sleeve 21 is arranged between the sliding sleeve 21 and the lower bracket 2; the front end of the wheel frame 3 is hinged with the lower end of the lower bracket 2; the main link 4 is hinged at one end to the sliding sleeve 21 and at its other end to the wheel carrier 3.
The lower bracket 2, the wheel frame 3, the main connecting rod 4 and the sliding sleeve 21 form a connecting rod sliding block mechanism which can be folded or unfolded, and the connecting rod sliding block mechanism can be locked or unlocked through a locking mechanism, so that the folding or unfolding is rapid, the folding control is convenient, and the folding is simple and rapid.
In the present invention, the locking mechanism of the sliding sleeve 21 may be a common latch structure or a marble mechanism, and may be directly controlled by a key, in this embodiment, the locking mechanism is linked with the rotation control device 20, and may be implemented by a cable, a pull rod, or a pressing block, so that when the push-up hand rack 1 and the lower rack 2 are unlocked and rotated, the locking mechanism of the unlocking sliding sleeve 21 may be triggered, which further simplifies the control and is more convenient to use.
Preferably, the rear side of the wheel carrier 3 is configured with a rear wheel set 6, the rear wheel set 6 is slidably disposed at the rear side of the wheel carrier 3 through a sliding rod set 61, the main connecting rod 4 is connected to the sliding rod set 61 through a connecting rod assembly, when the connecting rod sliding block mechanism is folded or unfolded, the main connecting rod 4 can drive the rear wheel set 6 to slidably retract or extend through the connecting rod assembly and the sliding rod set 61, no additional control or unlocking is needed, folding is more convenient and quick, and occupied space of folding can be reduced.
Preferably, the link assembly includes a rear wheel link 62, the wheel carrier 3 is provided with a hinged support 33, the lower end of the main link 4 is hinged on the hinged support 33, and the lower end of the main link 4 extends beyond the hinge point to form a swing arm 41, one end of the rear wheel link 62 is hinged to the swing arm 41, and the other end is hinged to the sliding rod set 61, so that the link slider mechanism can drive the rear wheel set 6 to slide, and of course, in a specific implementation process, the link assembly may also be composed of three or more groups of links, which will not be described in detail herein.
Preferably, in this embodiment, the end of the rear wheel link 62 is hinged to the sliding rod set 61 by a connecting pin 621, and the wheel carrier 3 is provided with a sliding slot 31 for the connecting pin 621 to slide reciprocally, so as to locate the sliding position of the sliding rod set 61, i.e. the whole link slider mechanism, and form a supporting structure.
Preferably, the front side of the wheel frame 3 is configured with a front wheel set 7, the front wheel set 7 includes a cross bar 71, the cross bar 71 is rotatably disposed at the front end of the wheel frame 3, preferably, in this embodiment, a connecting bent arm 72 is disposed in the middle of the cross bar 71, a rotation hole 721 is disposed at an end of the connecting bent arm 72, a rotation seat 32 is disposed in the middle of the front end of the wheel frame 3, a rotation shaft 321 matched with the rotation hole 721 is disposed in the middle of the rear end of the rotation seat 32, a hinge seat 22 is disposed at the lower end of the lower bracket 2, and the hinge seat 22 is hinged to the front end of the rotation seat 32.
The connecting device is arranged between the connecting rod sliding block mechanism and the cross rod 71, when the connecting rod sliding block mechanism is folded or unfolded, the connecting device can drive the cross rod 71 and the front wheel set 7 to rotate and fold or unfold, additional control or unlocking is not needed, folding is more convenient and quick, and the front wheel set 7 rotates to the inner side of the wheel frame 3 when folding, so that the occupied space for folding can be further reduced.
Preferably, in this embodiment, the connecting device is a link mechanism, the connecting device includes a front wheel driving link 83, one end of the front wheel driving link 83 is hinged at a position where the cross bar 71 deviates from the rotation center, preferably, in this embodiment, the front wheel driving link 83 is hinged at a position where the connecting bent arm 72 deviates from the rotation hole 721, the other end of the connecting bent arm is hinged on the main link 4, when the link slider mechanism is folded or unfolded, the main link 4 is displaced, and the cross bar 71 and the front wheel set 7 are driven by the front wheel driving link 83 to rotate and fold or unfold, so as to realize linkage folding of the front wheel set 7.
In addition, as shown in fig. 6 and 7, the connecting device may further adopt a gear driving structure, and the connecting device includes a first driving tooth set 81 disposed at the lower end of the lower bracket 2 and a second driving tooth set 82 disposed on the end of the connecting bent arm 72 of the cross bar 71, where the first driving tooth set 81 and the second driving tooth set 82 are meshed with each other, and when the link mechanism is folded or unfolded, the lower end of the lower bracket 2 rotates, and the cross bar 71 and the front wheel set 7 are driven to rotate and fold or unfold by the cooperation of the first driving tooth set 81 and the second driving tooth set 82, so that linkage storage of the front wheel set 7 can be realized.
While the preferred embodiment of the present invention has been illustrated and described, it will be understood by those skilled in the art that the present invention may be embodied in other specific forms and equivalents thereof without departing from the spirit of the invention.

Claims (2)

1. Baby carrier adopting connecting rod slide block folding structure, characterized by comprising
Pushing up the hand rack (1);
The lower bracket (2) is arranged at the lower end of the upper pushing hand frame (1), a sliding sleeve (21) is arranged on the lower bracket (2) in a sliding manner, and a locking mechanism capable of locking the position of the sliding sleeve (21) is arranged between the sliding sleeve (21) and the lower bracket (2);
The front end of the wheel frame (3) is hinged with the lower end of the lower bracket (2);
A main connecting rod (4), wherein one end of the main connecting rod (4) is hinged on the sliding sleeve (21), and the other end of the main connecting rod is hinged on the wheel frame (3);
The lower bracket (2), the wheel frame (3), the main connecting rod (4) and the sliding sleeve (21) form a connecting rod sliding block mechanism which can be folded or unfolded, and the connecting rod sliding block mechanism can be locked or unlocked through a locking mechanism;
The rear side of the wheel frame (3) is provided with a rear wheel group (6), the rear wheel group (6) is arranged on the rear side of the wheel frame (3) in a sliding way through a sliding rod group (61), the main connecting rod (4) is connected to the sliding rod group (61) through a connecting rod assembly, and when the connecting rod sliding block mechanism is folded or unfolded, the main connecting rod (4) can drive the rear wheel group (6) to retract or extend in a sliding way through the connecting rod assembly and the sliding rod group (61);
the connecting rod assembly comprises a rear wheel connecting rod (62), a swing arm (41) is arranged at the lower end of the main connecting rod (4) in an extending mode, one end of the rear wheel connecting rod (62) is hinged to the swing arm (41), and the other end of the rear wheel connecting rod is hinged to the sliding rod group (61);
the front side of the wheel frame (3) is provided with a front wheel set (7), the front wheel set (7) comprises a cross rod (71), the cross rod (71) is rotatably arranged at the front end of the wheel frame (3), a connecting device is arranged between the connecting rod sliding block mechanism and the cross rod (71), and when the connecting rod sliding block mechanism is folded or unfolded, the connecting device can drive the cross rod (71) and the front wheel set (7) to rotate for folding or unfolding;
The connecting device comprises a front wheel driving connecting rod (83), one end of the front wheel driving connecting rod (83) is hinged at the position of the cross rod (71) deviating from the rotation center, the other end of the front wheel driving connecting rod is hinged on the main connecting rod (4), when the connecting rod sliding block mechanism is folded or unfolded, the main connecting rod (4) is displaced, and the cross rod (71) and the front wheel group (7) are driven by the front wheel driving connecting rod (83) to rotate and fold or unfold.
2. The stroller of claim 1, wherein the stroller comprises a slider-bar folding structure, and wherein: the lower end of the upper pushing hand frame (1) is hinged with the upper end of the lower bracket (2), and a rotation control device (20) is arranged between the upper pushing hand frame (1) and the lower bracket (2).
CN201710443587.7A 2017-06-13 2017-06-13 Baby carriage adopting connecting rod sliding block folding structure Active CN107235064B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710443587.7A CN107235064B (en) 2017-06-13 2017-06-13 Baby carriage adopting connecting rod sliding block folding structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710443587.7A CN107235064B (en) 2017-06-13 2017-06-13 Baby carriage adopting connecting rod sliding block folding structure

Publications (2)

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CN107235064A CN107235064A (en) 2017-10-10
CN107235064B true CN107235064B (en) 2024-08-23

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006029468A1 (en) * 2004-09-15 2006-03-23 Igc (Australia) Pty Ltd Folding mechanism for a hand-propelled vehicle
CN203528560U (en) * 2013-09-13 2014-04-09 中山市隆成日用制品有限公司 Folding mechanism of front wheel assembly of jogger stroller
CN105172867A (en) * 2015-06-01 2015-12-23 欧仕儿童用品(福建)有限公司 Stroller wheel automatic folding structure
CN106143577A (en) * 2016-08-15 2016-11-23 好孩子儿童用品有限公司 Children trolley
CN206938836U (en) * 2017-06-13 2018-01-30 罗永禾 The perambulator of stack structure is received using connecting rod slider

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2240359B1 (en) * 2008-01-10 2016-11-16 Graco Children's Products Inc. One-hand fold stroller frame
DE202009001203U1 (en) * 2009-02-02 2009-04-02 MÜLLER, David With pneumatic support in three dimensions folding and unfolding stroller frame with self-charging

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006029468A1 (en) * 2004-09-15 2006-03-23 Igc (Australia) Pty Ltd Folding mechanism for a hand-propelled vehicle
CN203528560U (en) * 2013-09-13 2014-04-09 中山市隆成日用制品有限公司 Folding mechanism of front wheel assembly of jogger stroller
CN105172867A (en) * 2015-06-01 2015-12-23 欧仕儿童用品(福建)有限公司 Stroller wheel automatic folding structure
CN106143577A (en) * 2016-08-15 2016-11-23 好孩子儿童用品有限公司 Children trolley
CN206938836U (en) * 2017-06-13 2018-01-30 罗永禾 The perambulator of stack structure is received using connecting rod slider

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