CN216102333U

CN216102333U - Novel four-folding vehicle frame structure and baby carriage

Info

Publication number: CN216102333U
Application number: CN202122326466.9U
Authority: CN
Inventors: 黄勇华; 徐军勇; 何亮亮
Original assignee: Guangdong Roadmate Group Co Ltd
Current assignee: Guangdong Roadmate Group Co Ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-22
Anticipated expiration: 2031-09-24

Abstract

The frame structure of the novel four-folding bicycle comprises a frame in an unfolding state and a folding state, wherein the frame comprises a handle group, a front foot group, a rear foot group and a joint group; a first link mechanism; a second link mechanism; and the sliding block connecting rod mechanism is linked with the first connecting rod mechanism so as to correspondingly widen or narrow the width of the frame when the handle group is unfolded or folded relative to the rear foot group. The utility model also discloses a baby carriage which comprises the novel four-fold carriage frame structure. The novel four-folding bicycle frame structure comprises a handle group, a front foot group and a rear foot group which are hinged with a joint group respectively, a bicycle frame can be unfolded or folded in the length direction and the height direction of the bicycle frame through a first connecting rod mechanism and a second connecting rod mechanism, and the width of the bicycle frame is narrowed along with the folding of the bicycle frame or widened along with the unfolding of the bicycle frame through a sliding block connecting rod mechanism. Thus, the frame can be unfolded or folded through a simple structure.

Description

Novel four-folding vehicle frame structure and baby carriage

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of baby products, in particular to a novel four-folding stroller frame structure and a stroller.

[ background of the utility model ]

The size of the folded baby carriage is larger, and the use requirements of people cannot be met. Later, the baby carriage capable of being folded in four directions appeared, but the structure of the baby carriage is complex, the service life is short, and the baby carriage is not beneficial to production and manufacturing.

[ Utility model ] content

The utility model solves the technical problem that the structure of the existing baby carriage of the four-folding carriage is complex, and provides a novel four-folding carriage frame structure and a baby carriage.

The utility model is realized by the following technical scheme:

the frame structure of the four-folding bicycle comprises a bicycle frame in an unfolding state and a folding state, wherein the bicycle frame comprises a handle group, a front foot group, a rear foot group and a handle group

The joint group is respectively hinged with the handle group, the front foot group and the rear foot group;

the first connecting rod mechanism is used for linking the handle group and the rear foot group to be relatively unfolded or folded;

the second connecting rod mechanism is used for linking the front foot group and the rear foot group to be relatively unfolded or folded;

and the sliding block connecting rod mechanism is linked with the first connecting rod mechanism so as to correspondingly widen or narrow the width of the frame when the handle group is unfolded or folded relative to the rear foot group.

The frame structure of the new four-folding vehicle as described above, the handle set includes an upper handle set and a lower handle set hinged to the upper handle set for being turned over, unfolded or folded, the first link mechanism includes a first link hinged to the upper handle set and the rear foot set, respectively, and when the upper handle set is turned over and folded, the rear foot set is pulled by the first link, so that the lower handle set and the rear foot set are rotated and folded by the joint set.

In the frame structure of the new four-folding vehicle, the second link mechanism includes a second link hinged to the first link and the front leg assembly, and the first link pulls the front leg assembly to rotate and fold in a direction close to the rear leg assembly through the second link when the first link is folded and flipped relative to the rear leg assembly.

In the frame structure of the new four-fold vehicle, the first connecting rod is L-shaped, two ends of the first connecting rod are hinged to the upper handle group and the second connecting rod, and corners of the first connecting rod are hinged to the rear foot group.

In the frame structure of the new four-folding vehicle, the slider-link mechanism includes a support link set for supporting between the joint set and the rear leg set, and a third link respectively hinged to the support link set and the first link, and when the first link is folded and overturned relative to the rear leg set, the third link pushes the support link set to fold, so as to narrow the width of the vehicle frame.

According to the new four-folding vehicle frame structure, the joint group comprises a left joint and a right joint, the rear foot group comprises a left rear foot tube and a right rear foot tube, the support connecting rod group comprises a first support connecting rod and a second support connecting rod, one end of the first support connecting rod is hinged with the left joint, the other end of the first support connecting rod is connected with the right rear foot tube in a sliding mode, one end of the second support connecting rod is hinged with the right joint, and the other end of the second support connecting rod is connected with the left rear foot tube in a sliding mode.

According to the frame structure of the new four-folding vehicle, the left rear leg tube and the right rear leg tube are both provided with the sliding grooves arranged along the length direction of the left rear leg tube and the right rear leg tube, the slider link mechanism comprises the slider seats which are arranged between the support link group and the rear leg group and are matched with the sliding grooves to slide, and the slider seats are respectively hinged with the third link rod and the first support link rod or respectively hinged with the third link rod and the second support link rod.

The frame structure of the new four-folding vehicle as described above further includes a pedal set disposed on the front foot set, and the pedal set is unfolded or folded along with the front foot set.

In the frame structure of the new four-folding vehicle, the pedal set is hinged to the front foot set, the frame further includes a pedal link mechanism disposed between the pedal set and the slider link mechanism, when the front foot set is unfolded or folded, the pedal set is driven to be unfolded or folded, and the pedal set is linked through the pedal link mechanism, so that the pedal set rotates in a direction away from or close to the rear foot set relative to the front foot set.

The utility model also provides a baby carriage which comprises the novel four-fold carriage frame structure.

Compared with the prior art, the utility model has the following advantages:

the novel four-folding bicycle frame structure comprises a handle group, a front foot group and a rear foot group which are hinged with a joint group respectively, a bicycle frame can be unfolded or folded in the length direction and the height direction of the bicycle frame through a first connecting rod mechanism and a second connecting rod mechanism, and the width of the bicycle frame is narrowed along with the folding of the bicycle frame or widened along with the unfolding of the bicycle frame through a sliding block connecting rod mechanism. Thus, the frame can be unfolded or folded through a simple structure.

The handle group, the front foot group and the rear foot group are respectively hinged with the joint group, the frame can be unfolded or folded in the length direction and the height direction through the first connecting rod mechanism and the second connecting rod mechanism, and meanwhile, the width of the frame is narrowed along with the folding of the frame or widened along with the unfolding of the frame through the sliding block connecting rod mechanism. Thus, the baby carriage can be unfolded or folded through a simple structure.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a first schematic view of the present invention in an expanded state;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a schematic view of the present invention in a semi-collapsed state;

FIG. 4 is a second schematic view of the present invention in an expanded state;

FIG. 5 is an enlarged view at A of FIG. 4;

fig. 6 is a schematic view of the folded state of the present invention.

[ detailed description ] embodiments

In order to make the technical solutions and the advantages of the technical problems solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

When embodiments of the present invention refer to the ordinal numbers "first", "second", etc., it should be understood that the terms are used for distinguishing only when they do express the ordinal order in context.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The novel four-folding vehicle frame structure comprises a vehicle frame 1 in an unfolding state and a folding state, wherein the vehicle frame 1 comprises a handle group 11, a front foot group 12, a rear foot group 13 and a handle group

The joint group 2 is hinged with the handle group 11, the front foot group 12 and the rear foot group 13 respectively;

the first connecting rod mechanism 3 is used for linking the handle group 11 and the rear foot group 13 to be relatively unfolded or folded;

the second connecting rod mechanism 4 is used for linking the front foot group 12 and the rear foot group 13 to be relatively unfolded or folded;

and the sliding block link mechanism 5 is linked with the first link mechanism 3 so as to correspondingly widen or narrow the width of the frame 1 when the handle group 11 is unfolded or folded relative to the rear foot group 13.

According to the novel four-folding vehicle frame structure provided by the embodiment of the utility model, the handle group, the front foot group and the rear foot group are respectively hinged with the joint group, the vehicle frame can be unfolded or folded in the length direction and the height direction of the vehicle frame through the first connecting rod mechanism and the second connecting rod mechanism, and meanwhile, the width of the vehicle frame is narrowed along with the folding of the vehicle frame or widened along with the unfolding of the vehicle frame through the slide block connecting rod mechanism. Thus, the frame can be unfolded or folded through a simple structure.

Further, as a preferred embodiment of the present invention but not limited thereto, the handle set 11 includes an upper handle set 111 and a lower handle set 112 hinged to the upper handle set 111 for being folded or unfolded, the first link mechanism 3 includes a first link 31 hinged to the upper handle set 111 and the rear leg set 13, respectively, and when the upper handle set 111 is folded or unfolded, the rear leg set 13 is pulled by the first link 31 to rotate and fold the lower handle set 112 and the rear leg set 13 via the joint set 2. When the upper handle set is turned and folded relative to the lower handle set, the hinge point of the upper handle set and the first connecting rod is turned upwards to drive the first connecting rod to pull the rear foot set, and finally the rear foot set and the handle set are folded.

Further, as a preferred embodiment of the present invention, but not limited thereto, the second link mechanism 4 includes a second link 41 hinged to the first link 31 and the front leg assembly 12, respectively, and when the first link 31 is folded and flipped relative to the rear leg assembly 13, the second link 41 pulls the front leg assembly 12 to approach the rear leg assembly 13 for folding and rotating.

Further, as a preferred embodiment of the present invention, but not limited thereto, the first link 31 is L-shaped, two ends of the first link are hinged to the upper handle set 111 and the second link 41, and a corner of the first link is hinged to the rear leg set 13.

Further, as a preferred embodiment of the present invention, but not limited thereto, the slider-link mechanism 5 includes a support link set 51 for supporting between the joint set 2 and the rear leg set 13, and a third link 52 respectively hinged to the support link set 51 and the first link 31, wherein when the first link 31 is folded and flipped with respect to the rear leg set 13, the third link 52 pushes the support link set 51 to fold, so as to narrow the width of the frame 1. When the handle group and the rear foot group are folded, the first connecting rod is folded towards the rear foot group to push the third connecting rod hinged with the first connecting rod, and the third connecting rod pushes the support connecting rod group to be folded, so that the left joint and the right joint are close to each other, and the width of the frame is reduced.

Further, as a preferred embodiment of the present invention but not limited thereto, the joint set 2 includes a left joint 21 and a right joint 22, the rear leg set 13 includes a left rear leg tube 131 and a right rear leg tube 132, the support link set 51 includes a first support link 511 and a second support link 512, one end of the first support link 511 is hinged to the left joint 21, the other end is slidably connected to the right rear leg tube 132, one end of the second support link 512 is hinged to the right joint 22, and the other end is slidably connected to the left rear leg tube 131. The first support connecting rod and the second support connecting rod are connected between the joint group and the rear foot group in a cross mode, and the first support connecting rod is hinged to the middle of the second support connecting rod.

Further, as a preferred embodiment of the present invention, but not limited thereto, a sliding slot 133 is disposed on each of the left rear leg tube 131 and the right rear leg tube 132 along the length direction thereof, the slider link mechanism 5 includes a slider seat 53 disposed between the support link group 51 and the rear leg group 13 and sliding in cooperation with the sliding slot 133, and the slider seat 53 is hinged to the third link 52 and the first support link 511, or hinged to the third link 52 and the second support link 512, respectively. The third connecting rod pushes the sliding block seat to move along the sliding groove.

Further, as a preferred embodiment of the present invention, but not limited thereto, the frame 1 further includes a pedal set 14 disposed on the front foot set 12, and the pedal set 14 is unfolded or folded along with the front foot set 12.

Further, as a preferred embodiment of the present invention, but not limited to, the pedal set 14 is hinged to the front foot set 12, the frame 1 further includes a pedal link mechanism 6 disposed between the pedal set 14 and the slider link mechanism 5, when the front foot set 12 is unfolded or folded, the pedal set 14 is driven to be unfolded or folded, and the pedal set 14 is linked by the pedal link mechanism 6, so that the pedal set 14 rotates in a direction away from or close to the rear foot set 13 relative to the front foot set 12.

The embodiment also discloses a novel four-folding bicycle pedal structure, which comprises a pedal group 14 hinged with the front pedal group and a pedal connecting rod mechanism 6 arranged between the pedal group 14 and the bicycle frame;

when the front foot group is unfolded, the pedal group 14 is driven to be unfolded, and the pedal group 14 rotates in a direction far away from the rear foot group relative to the front foot group through the linkage of the pedal group 14 and the pedal link mechanism 6;

when the front leg assembly is folded, the pedal assembly 14 is driven to fold, and the pedal assembly 14 rotates in a direction close to the rear leg assembly relative to the front leg assembly through the linkage of the pedal assembly 14 and the pedal link mechanism 6.

The novel four-folding bicycle pedal structure of the embodiment is characterized in that the pedal connecting rod mechanism arranged between the pedal group and the bicycle frame is used for linking the pedal group to rotate towards the direction close to the rear foot group when the bicycle frame is folded, so that the pedal group can be retracted between the front foot group and the rear foot group, and the size is further reduced.

Further, as a preferred embodiment of the present invention, but not limited thereto, the pedal set 14 includes a left pedal 141 hinged to the left front foot pipe, a right pedal 142 hinged to the right front foot pipe, and a pedal hinge column 143 disposed between the left pedal 141 and the right pedal 142 for relative rotation and unfolding or folding. The left pedal and the right pedal can be relatively unfolded and folded.

Further, as a preferred embodiment of the present invention, but not limited thereto, a pedal rotating mechanism 7 for rotating the pedal group 14 relative to the front foot group is disposed between the front foot group and the pedal group 14, the pedal rotating mechanism 7 includes a rotating base 71 disposed on the front foot group, and a rotating member 72 hinged to the rotating base 71, and the pedal group 14 is disposed between the two rotating members 72 and hinged to the two rotating members 72. The pedal rotating mechanism is used for retracting the pedal group into the front foot group.

Further, as a preferred embodiment of the present invention, but not limited thereto, the pedal link mechanism 6 includes a hinge seat 62 provided on the frame, and a pedal link 61, one end of the pedal link 61 is hinged to the hinge seat 62, and the other end is movably connected to the pedal hinge column 143;

when the front foot group and the rear foot group are far away from each other and are unfolded, the pedal group 14 rotates in the direction far away from the rear foot group;

when the front leg assembly and the rear leg assembly are folded close to each other, the pedal assembly 14 rotates in a direction close to the rear leg assembly. The hinged seat is hinged with the supporting connecting rod group. When the support rod group is folded, the hinge seat is driven to move, so that the pedal group is pulled to be retracted towards the rear foot group through the pedal connecting rod.

Further, as a preferred embodiment of the present invention, but not limited thereto, when the front leg set and the rear leg set are unfolded away from each other or folded close to each other, the pedal connecting rod 61 guides the end of the pedal connecting rod 61 movably connected with the pedal hinge column 143 to rotate away from or close to the rear leg set, so as to interlock the pedal set 14 to rotate away from or close to the rear leg set.

Further, as a preferred embodiment of the present invention, but not limited thereto, when the width of the front leg set is widened or narrowed, the pedal link 61 guides the left pedal 141 and the right pedal 142 to rotate and fold in the direction of the pedal link 61 with the pedal hinge column 143 as a rotation center.

Further, as a preferred embodiment of the present invention, but not limited thereto, the pedal connecting rod 61 is provided with a long groove 611 disposed along the length direction thereof, and the pedal hinge column 143 passes through the long groove 611 so as to movably connect the pedal hinge column 143 with the pedal connecting rod 61.

Further, as a preferred embodiment of the present invention, but not limited thereto, when the front foot set and the pedal set 14 are unfolded, the pedal hinge column 143 is located at one end of the elongated slot 611 to limit the folding of the pedal set 14.

Further, as a preferred embodiment of the present invention, but not limited thereto, when the front foot set and the pedal set 14 are folded, the pedal hinge column 143 moves from one end of the elongated slot 611 to the other end, and the elongated slot 611 abducts the pedal set 14 so as to draw the pedal set 14 closer to the rear foot set.

Further, as a preferred embodiment of the present invention, but not limited thereto, a limiting structure 144 is disposed between the left pedal 141 and the right pedal 142 for limiting the rotation direction of the left pedal 141 and the right pedal 142.

The utility model also discloses a baby carriage which comprises the novel four-folding carriage frame structure or the novel four-folding pedal structure.

The working principle of the embodiment is as follows:

The foregoing is illustrative of embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms set forth herein. Similar to the structure of the method, or several technical deductions or substitutions made on the premise of the conception of the present application, should be regarded as the protection scope of the present application.

Claims

1. New four folding car frame structure, including frame (1) that has expansion state and folding state, its characterized in that: the frame (1) comprises a handlebar group (11), a front foot group (12), a rear foot group (13) and further comprises

The joint group (2) is hinged with the handle group (11), the front foot group (12) and the rear foot group (13) respectively;

the first connecting rod mechanism (3) is used for linking the handle group (11) and the rear foot group (13) to be relatively unfolded or folded;

the second connecting rod mechanism (4) is used for linking the front foot group (12) and the rear foot group (13) to be relatively unfolded or folded;

and the sliding block connecting rod mechanism (5) is linked with the first connecting rod mechanism (3) so as to correspondingly widen or narrow the width of the frame (1) when the handle group (11) is unfolded or folded relative to the rear foot group (13).

2. The new four-fold vehicle frame structure according to claim 1, characterized in that: the hand (hold) group (11) including last hand (hold) group (111), and with go up hand (hold) group (111) articulated lower hand (hold) group (112) that expand or fold up in order to overturn, first link mechanism (3) including respectively with go up hand (hold) group (111) with back foot group (13) articulated first connecting rod (31), go up hand (hold) group (111) and pass through when overturning and folding up first connecting rod (31) pulling back foot group (13), make lower hand (hold) group (112) with back foot group (13) pass through joint group (2) rotate and fold up.

3. The new four-fold vehicle frame structure according to claim 2, characterized in that: the second connecting rod mechanism (4) comprises a second connecting rod (41) which is respectively hinged with the first connecting rod (31) and the front foot group (12), and the first connecting rod (31) is pulled by the second connecting rod (41) to rotate and fold the front foot group (12) towards the direction close to the rear foot group (13) when the rear foot group (13) is turned and folded.

4. The new four-fold vehicle frame structure according to claim 3, characterized in that: the first connecting rod (31) is L-shaped, two ends of the first connecting rod are hinged to the upper handle group (111) and the second connecting rod (41), and corners of the first connecting rod are hinged to the rear foot group (13).

5. The new four-fold vehicle frame structure according to claim 2, characterized in that: the sliding block connecting rod mechanism (5) comprises a supporting connecting rod set (51) used for being supported between the joint set (2) and the rear foot set (13) and a third connecting rod (52) respectively hinged with the supporting connecting rod set (51) and the first connecting rod (31), and when the first connecting rod (31) is overturned and folded relative to the rear foot set (13), the supporting connecting rod set (51) is pushed to be folded through the third connecting rod (52), so that the width of the frame (1) is narrowed.

6. The new four-fold vehicle frame structure according to claim 5, characterized in that: joint group (2) are including left joint (21) and right joint (22), back foot group (13) are including left back foot pipe (131) and right back foot pipe (132), support connecting rod group (51) are including first supporting link (511) and second supporting link (512), first supporting link (511) one end with left side joint (21) are articulated, the other end with right back foot pipe (132) sliding connection, second supporting link (512) one end with right side joint (22) are articulated, the other end with left side back foot pipe (131) sliding connection.

7. The new four-fold vehicle frame structure according to claim 6, characterized in that: left side back foot pipe (131) with all be equipped with on right side back foot pipe (132) along the spout (133) that self length direction set up, slider link mechanism (5) including locate support connecting rod group (51) with between back foot group (13) and with spout (133) cooperation gliding slider seat (53), slider seat (53) respectively with third connecting rod (52) with first support connecting rod (511) are articulated, or respectively with third connecting rod (52) with second support connecting rod (512) are articulated.

8. The new four-fold vehicle frame structure according to claim 1, characterized in that: the bicycle frame (1) further comprises a pedal group (14) arranged on the front foot group (12), and the pedal group (14) is unfolded or folded along with the front foot group (12).

9. The new four-fold vehicle frame structure according to claim 8, characterized in that: the bicycle frame is characterized in that the pedal group (14) is hinged to the front foot group (12), the bicycle frame (1) is further provided with a pedal connecting rod mechanism (6) arranged between the pedal group (14) and the sliding block connecting rod mechanism (5), when the front foot group (12) is unfolded or folded, the pedal group (14) is driven to be unfolded or folded, the pedal group (14) is linked through the pedal connecting rod mechanism (6), so that the pedal group (14) is opposite to the front foot group (12) and is far away from or close to the direction of the rear foot group (13) to rotate.

10. Perambulator, its characterized in that: comprising a new four-fold vehicle frame structure according to any one of claims 1 to 9.