CN102785686B - Stroller - Google Patents
Stroller Download PDFInfo
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- CN102785686B CN102785686B CN201210265377.0A CN201210265377A CN102785686B CN 102785686 B CN102785686 B CN 102785686B CN 201210265377 A CN201210265377 A CN 201210265377A CN 102785686 B CN102785686 B CN 102785686B
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- axle
- push rod
- rotary joint
- axial line
- rotatedly
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- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
A stroller adopts the structure that the frame of the stroller comprises a left front frame, a right front frame, a left push rod, a right push rod, a left rear frame, a right rear frame, a left seat post, a right seat post, a bottom strut, a rear strut and a push rod cross arm, wherein the left push rod is in rotational connection with the upper part of the left front frame through a left first shaft; the right push rod is in rotational connection with the upper part of the right front frame through a right first shaft; the left rear frame is in rotational connection with the lower part of the left push rod through a left second shaft; the right rear frame is in rotational connection with the lower part of the right push rod through a right second shaft; the left seat post is in rotational connection between the left front frame and the left rear frame; the right seat post is in rotational connection between the right front frame and the right rear frame; and the bottom strut, the rear strut and the push rod cross arm can be folded transversally. When a user folds the stroller, the left push rod and the right push rod are turned over forwards respectively, the left push rod and the left rear frame approach to the left front frame respectively, the right push rod and the right rear frame approach to the right front frame respectively, and the bottom strut, the rear strut and the push rod cross arm are respectively folded transversally, so that the frame of the stroller is folded to reduce the size.
Description
Technical field
the present invention relates to a kind of children trolley.
Background technology
a kind of children trolley of the prior art, comprise have expanded position and folding position go-cart vehicle frame, be arranged on front component and the wheel assembly of described go-cart vehicle frame bottom, go-cart vehicle frame described in being arranged at can support human body personal supporting device, for described go-cart vehicle frame is locked in to the blocking device under expanded position.Existing go-cart vehicle frame of a great variety, the number difference of the rod member of go-cart vehicle frame, annexation, connection location difference between each rod member, thus folding principle and folding mode are different.
Summary of the invention
the technical problem to be solved in the present invention is to provide a kind of children trolley.
in order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of children trolley, comprise there is the go-cart vehicle frame, the near front wheel assembly, off front wheel assembly, left rear wheel assembly, off hind wheel assembly of expanded position and folding position, for described go-cart vehicle frame being locked in to blocking device under expanded position, being arranged at the seat on described go-cart vehicle frame, described go-cart vehicle frame comprises:
left front, described the near front wheel assembly is arranged at the described bottom of left front;
right front, described off front wheel assembly is arranged at the described bottom of right front;
left push rod, described left push rod is rotated and is connected by left the first axle with the described top of left front;
right push rod, described right push rod is rotated and is connected by right the first axle with the described top of right front;
left back, the described top of left back is rotated and is connected by left the second axle with the bottom of described left push rod, and a described left side the first axle is positioned at the top of a described left side the second axle;
right back, the described top of right back is rotated and is connected by right the second axle with the bottom of described right push rod, and the described right side the first axle is positioned at the top of the described right side the second axle;
left seat bar, described left front is connected with described left seat bar rotatedly by left the 3rd axle, and described left back is connected with described left seat bar rotatedly by left the 4th axle;
right seat bar, described right front is connected with described right seat bar rotatedly by right the 3rd axle, and described right back is connected with described right seat bar rotatedly by right the 4th axle;
bottom bracing frame that can be laterally folded, described bottom bracing frame is intersected and connected and composed at infall phase pivot by the first bottom supporting rod and described the second bottom supporting rod, the front portion of the first described bottom supporting rod can arrange rotatedly by left front rotary joint with described left front on two crossing in-planes, the rear portion of the first described bottom supporting rod can arrange rotatedly by right back rotary joint with described right back on two crossing in-planes, the front portion of the second described bottom supporting rod can arrange rotatedly by right front rotary joint with described right front on two crossing in-planes, the rear portion of the second described bottom supporting rod can arrange rotatedly by left back rotary joint with described left back on two crossing in-planes,
back pole-bracket that can be laterally folded, described back pole-bracket is intersected and connected and composed at infall phase pivot by the first rear pole and described the second rear pole, the top of the first described rear pole and described left seat bar can settings rotatedly on two crossing in-planes by supralevoversion movable joint, the bottom of the first described rear pole can arrange rotatedly by bottom right rotary joint with described right back on two crossing in-planes, the top of the second described rear pole and described right seat bar can settings rotatedly on two crossing in-planes by upper right rotary joint, the bottom of the second described rear pole can arrange rotatedly by lower-left rotary joint with described left back on two crossing in-planes,
push rod stull that can be laterally folded, between the top of the left push rod described in described push rod stull is arranged at and the top of described right push rod.
in some embodiments, described left front rotary joint is positioned at the below of a described left side the 3rd axle, described left back rotary joint is positioned at the top of a described left side the 4th axle, described right front rotary joint is positioned at the below of the described right side the 3rd axle, and described right back rotary joint is positioned at the top of the described right side the 4th axle.
in some embodiments, the supralevoversion movable joint of stating is positioned at the rear of a described left side the 4th axle, described lower-left rotary joint is positioned at the below of a described left side the 4th axle, described upper right rotary joint is positioned at the rear of the described right side the 4th axle, and described bottom right rotary joint is positioned at the below of the described right side the 4th axle.
in some embodiments, the axial line of the axial line of a described left side the first axle and the described right side the first axle coincides, the axial line of the axial line of a described left side the second axle and the described right side the second axle coincides, the axial line of the axial line of a described left side the 3rd axle and the described right side the 3rd axle coincides, and the axial line of the axial line of a described left side the 4th axle and the described right side the 4th axle coincides.
in some embodiments, the axial line of the axial line of the axial line of a described left side the first axle, a described left side the second axle, a described left side the 3rd axle parallels with the axial line of a described left side the 4th axle.
in some embodiments, described blocking device is arranged at a described left side the first axle and described the first axle place, the right side; Or be arranged at a described left side the second axle and described the second axle place, the right side.
the involved term position such as upper and lower, forward and backward defines under expanded position at go-cart vehicle frame above, and the position at front component place is front, after the position at wheel assembly place is.
scope of the present invention, is not limited to the technical scheme that the particular combinations of above-mentioned technical characterictic forms, and also should contain by above-mentioned technical characterictic or its equivalent feature and carry out combination in any and other technical scheme of forming simultaneously.The technical characterictic that such as, in above-mentioned feature and the application disclosed (but being not limited to) has a similar functions is replaced mutually and technical scheme of forming etc.
because technique scheme is used, the present invention compared with prior art has following advantages: when folding, left front, left push rod, left back form four connecting rods with left seat bar, right front, right push rod, right back form four connecting rods with right seat bar, when left push rod and right push rod are distinguished to overturning forward, left push rod and left back respectively left side arm draw close, right push rod and right back respectively to the right side arm draw close, simultaneously, bottom bracing frame, back pole-bracket and push rod stull are laterally drawn in respectively, go-cart vehicle frame folding, volume after folding is less, be easy to carry.
Brief description of the drawings
accompanying drawing 1 is front view of the present invention (go-cart vehicle frame under expanded position, embodiment mono-);
accompanying drawing 2 is front view of the present invention (go-cart vehicle frame in the switching process of expanded position and folding position, embodiment mono-);
accompanying drawing 3 is front view of the present invention (go-cart vehicle frame under expanded position, embodiment mono-);
accompanying drawing 4 is block diagram of the present invention (go-cart vehicle frame under expanded position, embodiment mono-);
accompanying drawing 5 is block diagram of the present invention (go-cart vehicle frame under folding position, embodiment mono-);
accompanying drawing 6 is block diagram of the present invention (go-cart vehicle frame under expanded position, embodiment bis-);
wherein: 1, go-cart vehicle frame; 2, the near front wheel assembly; 3, off front wheel assembly; 4, left rear wheel assembly; 5, off hind wheel assembly;
11, left front; 12, left push rod; 13, left back; 14, left seat bar; 15, left the first axle; 16, left the second axle; 17, left the 3rd axle; 18, left the 4th axle;
21, right front; 22, right push rod; 23, right back; 24, right seat bar; 25, right the first axle; 26, right the second axle; 27, right the 3rd axle; 28, right the 4th axle;
30, bottom bracing frame; 31, the first bottom supporting rod; 32, the second bottom supporting rod; 33, left front rotary joint; 34, left back rotary joint; 35, right front rotary joint; 36, right back rotary joint;
40, back pole-bracket; 41, the first rear pole; 42, the second rear pole; 43, supralevoversion movable joint; 44, lower-left rotary joint; 45, upper right rotary joint; 46, bottom right rotary joint;
50, push rod stull; 51, the first cross bar; 52, the second cross bar; 53, the first axle; 54, the second axle; 55, the 3rd axle.
Detailed description of the invention
as shown in accompanying drawing 1-accompanying drawing 5, a kind of children trolley, comprise there is the go-cart vehicle frame 1, the near front wheel assembly 2, off front wheel assembly 3, left rear wheel assembly 4, off hind wheel assembly 5 of expanded position and folding position, for go-cart vehicle frame 1 being locked in to blocking device under expanded position, being arranged at the seat on go-cart vehicle frame 1.
go-cart vehicle frame 1 comprises:
left front 11, the near front wheel assembly 2 is arranged at the bottom of left front 11;
right front 21, off front wheel assembly 3 is arranged at the bottom of right front 21;
left push rod 12, left push rod 12 is rotated and is connected by left the first axle 15 with the top of left front 11;
right push rod 22, right push rod 22 is rotated and is connected by right the first axle 25 with the top of right front 21;
left back 13, the top of left back 13 is rotated and is connected by left the second axle 16 with the bottom of left push rod 12;
right back 23, the top of right back 23 is rotated and is connected by right the second axle 26 with the bottom of right push rod 22;
left seat bar 14, left front 11 is connected with left seat bar 14 rotatedly by left the 3rd axle 17, and left back 13 is connected with left seat bar 14 rotatedly by left the 4th axle 18;
right seat bar 24, right front 21 is connected with right seat bar 24 rotatedly by right the 3rd axle 27, and right back 23 is connected with right seat bar 24 rotatedly by right the 4th axle 28;
bottom bracing frame 30 that can be laterally folded, bottom bracing frame 30 is intersected and is connected and composed at infall phase pivot by the first bottom supporting rod 31 and the second bottom supporting rod 32, the front portion of the first bottom supporting rod 31 can arrange rotatedly by left front rotary joint 33 with left front 11 on two crossing in-planes, the rear portion of the first bottom supporting rod 31 can arrange rotatedly by right back rotary joint 36 with right back 23 on two crossing in-planes, the front portion of the second bottom supporting rod 32 can arrange rotatedly by right front rotary joint 35 with right front 21 on two crossing in-planes, the rear portion of the second bottom supporting rod 32 can arrange rotatedly by left back rotary joint 34 with left back 13 on two crossing in-planes,
back pole-bracket 40 that can be laterally folded, back pole-bracket 40 is intersected and is connected and composed at infall phase pivot by the first rear pole 41 and the second rear pole 42, the top of the first rear pole 41 and left seat bar 14 can settings rotatedly on two crossing in-planes by supralevoversion movable joint 43, the bottom of the first rear pole 41 can arrange rotatedly by bottom right rotary joint 46 with right back 23 on two crossing in-planes, the top of the second rear pole 42 and right seat bar 24 can settings rotatedly on two crossing in-planes by upper right rotary joint 45, the bottom of the second rear pole 42 can arrange rotatedly by lower-left rotary joint 44 with left back 13 on two crossing in-planes,
push rod stull 50 that can be laterally folded, push rod stull 50 is arranged between the top of left push rod 12 and the top of right push rod 22.
wherein, left front rotary joint 33, left back rotary joint 34, right front rotary joint 35 can be respectively ball and socket with right back rotary joint 36, supralevoversion movable joint 43, lower-left rotary joint 44, upper right rotary joint 45 with bottom right rotary joint 46, and in the present embodiment respectively by two perpendicular turning cylinders, as having two perpendicular turning cylinders on left front rotary joint 33, thereby the front portion of realizing the first bottom supporting rod 31 of being associated can be rotated with left front 11 on two crossing in-planes.
as shown in accompanying drawing 4, accompanying drawing 5, left front rotary joint 33 is positioned at the below of left the 3rd axle 17, left back rotary joint 34 is positioned at the top of left the 4th axle 18, and right front rotary joint 35 is positioned at the below of right the 3rd axle 27, and right back rotary joint 36 is positioned at the top of right the 4th axle 28.
as shown in accompanying drawing 4, accompanying drawing 5, supralevoversion movable joint 43 is positioned at the rear of left the 4th axle 18, lower-left rotary joint 44 is positioned at the below of left the 4th axle 18, and upper right rotary joint 45 is positioned at the rear of right the 4th axle 28, and bottom right rotary joint 46 is positioned at the below of right the 4th axle 28.
the left axial line of the first axle 15 and the axial line of right the first axle 25 coincide, the left axial line of the second axle 16 and the axial line of right the second axle 26 coincide, the axial line of left the 3rd axle 17 coincides with the axial line of right the 3rd axle 27, and the axial line of left the 4th axle 18 coincides with the axial line of right the 4th axle 28.
the axial line of the axial line of left the first axle 15, the axial line of left the second axle 16, left the 3rd axle 17 parallels with the axial line of left the 4th axle 18.
as shown in accompanying drawing 4, accompanying drawing 5, push rod stull 50 has further strengthened the rigidity between left push rod 12 and right push rod 22.As shown in the drawings.Push rod stull 50 comprises the first rod member that an end is connected with the top phase pivot of left push rod 12, the second rod member, the middle rod member that an end is connected with the top phase pivot of right push rod 22, the other end of the first rod member is connected with the both ends phase pivot of middle rod member respectively with the other end of the second rod member, is conventionally also provided with the push rod strut rail locking mechanism laterally drawing in for forbidding in push rod stull 50.
without diagram, blocking device can be to be arranged at left the first axle 15 and right the first axle 25 places; Or can be left the second axle 16 and right the second axle 26 places.About the concrete structure of blocking device, as long as the blocking device of two parts lockings that rotate can being used, as offered the lockhole that departs from left the second axle 16 on left front 11, on left push rod 12, bullet tongue is set, while playing tongue insertion lockhole, between left push rod 12 and left front 11, can not fold, between right front 21 and right push rod 22 locking phase with.Thereby car load can not fold.
embodiment bis-, as shown in Figure 6, embodiment bis-is with the difference of embodiment mono-: the structure of push rod stull 50 is not identical, push rod stull 50 comprises that the first cross bar 51 that an end is connected by the first axle 53 phase pivots with the top of left push rod 12, a second other end of cross bar 52, the first cross bars 51 and the other end of the second cross bar 52 that an end is connected by the second axle 54 phase pivots with the top of right push rod 22 are connected by the 3rd axle 55 phase pivots.
above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (6)
1. a children trolley, comprise there is the go-cart vehicle frame (1), the near front wheel assembly (2), off front wheel assembly (3), left rear wheel assembly (4), off hind wheel assembly (5) of expanded position and folding position, for described go-cart vehicle frame (1) being locked in to blocking device under expanded position, being arranged at the seat on described go-cart vehicle frame (1), it is characterized in that: described go-cart vehicle frame (1) comprising:
Left front (11), described the near front wheel assembly (2) is arranged at the bottom of described left front (11);
Right front (21), described off front wheel assembly (3) is arranged at the bottom of described right front (21);
Left push rod (12), described left push rod (12) is rotated and is connected by left the first axle (15) with the top of left front described (11);
Right push rod (22), described right push rod (22) is rotated and is connected by right the first axle (25) with the top of right front described (21);
Left back (13), the top of described left back (13) is rotated and is connected by left the second axle (16) with the bottom of described left push rod (12), and a described left side the first axle (15) is positioned at the top of a described left side the second axle (16);
Right back (23), the top of described right back (23) is rotated and is connected by right the second axle (26) with the bottom of described right push rod (22), and the described right side the first axle (25) is positioned at the top of the described right side the second axle (26);
Left seat bar (14), left front described (11) are connected with described left seat bar (14) rotatedly by left the 3rd axle (17), and left back described (13) are connected with described left seat bar (14) rotatedly by left the 4th axle (18);
Right seat bar (24), right front described (21) are connected with described right seat bar (24) rotatedly by right the 3rd axle (27), and right back described (23) are connected with described right seat bar (24) rotatedly by right the 4th axle (28);
Bottom bracing frame (30) that can be laterally folded, described bottom bracing frame (30) is intersected and is connected and composed at infall phase pivot by the first bottom supporting rod (31) and the second bottom supporting rod (32), the front portion of described the first bottom supporting rod (31) and left front described (11) can arrange rotatedly by left front rotary joint (33) on two crossing in-planes, the rear portion of described the first bottom supporting rod (31) and right back described (23) can arrange rotatedly by right back rotary joint (36) on two crossing in-planes, the front portion of described the second bottom supporting rod (32) and right front described (21) can arrange rotatedly by right front rotary joint (35) on two crossing in-planes, the rear portion of described the second bottom supporting rod (32) and left back described (13) can arrange rotatedly by left back rotary joint (34) on two crossing in-planes,
Back pole-bracket (40) that can be laterally folded, described back pole-bracket (40) is intersected and is connected and composed at infall phase pivot by the first rear pole (41) and the second rear pole (42), the top of described the first rear pole (41) and described left seat bar (14) can settings rotatedly on two crossing in-planes by supralevoversion movable joint (43), the bottom of described the first rear pole (41) and right back described (23) can arrange rotatedly by bottom right rotary joint (46) on two crossing in-planes, the top of described the second rear pole (42) and described right seat bar (24) can settings rotatedly on two crossing in-planes by upper right rotary joint (45), the bottom of described the second rear pole (42) and left back described (13) can arrange rotatedly by lower-left rotary joint (44) on two crossing in-planes,
Push rod stull (50) that can be laterally folded, between the top of the left push rod (12) described in described push rod stull (50) is arranged at and the top of described right push rod (22).
2. children trolley according to claim 1, it is characterized in that: described left front rotary joint (33) is positioned at the below of a described left side the 3rd axle (17), described left back rotary joint (34) is positioned at the top of a described left side the 4th axle (18), described right front rotary joint (35) is positioned at the below of the described right side the 3rd axle (27), and described right back rotary joint (36) is positioned at the top of the described right side the 4th axle (28).
3. children trolley according to claim 1, it is characterized in that: described supralevoversion movable joint (43) is positioned at the rear of a described left side the 4th axle (18), described lower-left rotary joint (44) is positioned at the below of a described left side the 4th axle (18), described upper right rotary joint (45) is positioned at the rear of the described right side the 4th axle (28), and described bottom right rotary joint (46) is positioned at the below of the described right side the 4th axle (28).
4. children trolley according to claim 1, it is characterized in that: the axial line of the axial line of a described left side the first axle (15) and the described right side the first axle (25) coincides, the axial line of the axial line of a described left side the second axle (16) and the described right side the second axle (26) coincides, the axial line of the axial line of a described left side the 3rd axle (17) and the described right side the 3rd axle (27) coincides, and the axial line of the axial line of a described left side the 4th axle (18) and the described right side the 4th axle (28) coincides.
5. children trolley according to claim 1, is characterized in that: the axial line of the axial line of the axial line of a described left side the first axle (15), a described left side the second axle (16), a described left side the 3rd axle (17) parallels with the axial line of a described left side the 4th axle (18).
6. children trolley according to claim 1, is characterized in that: described blocking device is arranged at a described left side the first axle (15) and locates with the described right side the first axle (25); Or being arranged at a described left side the second axle (16) locates with the described right side the second axle (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210265377.0A CN102785686B (en) | 2012-07-30 | 2012-07-30 | Stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210265377.0A CN102785686B (en) | 2012-07-30 | 2012-07-30 | Stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102785686A CN102785686A (en) | 2012-11-21 |
| CN102785686B true CN102785686B (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210265377.0A Active CN102785686B (en) | 2012-07-30 | 2012-07-30 | Stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102785686B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032899A (en) * | 2018-01-10 | 2018-05-15 | 柯全德 | A kind of perambulator |
| CN108482472B (en) * | 2018-04-03 | 2024-02-27 | 好孩子儿童用品有限公司 | Child cart |
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|---|---|---|---|---|
| FR2797617A1 (en) * | 1999-08-18 | 2001-02-23 | Ampafrance | Folding frame for child push chair has pivot point defining parallelogram linkage for foldable chair frame |
| CN1608916A (en) * | 2004-11-09 | 2005-04-27 | 好孩子儿童用品有限公司 | Pram capable of being folded transversely |
| CN101284542A (en) * | 2008-02-05 | 2008-10-15 | 好孩子儿童用品有限公司 | Perambulator |
| CN101417664A (en) * | 2007-10-22 | 2009-04-29 | 哥瑞考儿童产品公司 | Folding baby carriage provided with hood |
| CN202753992U (en) * | 2012-07-30 | 2013-02-27 | 好孩子儿童用品有限公司 | Stroller |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4549644B2 (en) * | 2003-08-25 | 2010-09-22 | 株式会社リッチェル | stroller |
| US7900952B2 (en) * | 2008-02-08 | 2011-03-08 | Dick Cone Industrial Design, Inc. | Folding stroller including locking mechanism |
-
2012
- 2012-07-30 CN CN201210265377.0A patent/CN102785686B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2797617A1 (en) * | 1999-08-18 | 2001-02-23 | Ampafrance | Folding frame for child push chair has pivot point defining parallelogram linkage for foldable chair frame |
| CN1608916A (en) * | 2004-11-09 | 2005-04-27 | 好孩子儿童用品有限公司 | Pram capable of being folded transversely |
| CN101417664A (en) * | 2007-10-22 | 2009-04-29 | 哥瑞考儿童产品公司 | Folding baby carriage provided with hood |
| CN101284542A (en) * | 2008-02-05 | 2008-10-15 | 好孩子儿童用品有限公司 | Perambulator |
| CN202753992U (en) * | 2012-07-30 | 2013-02-27 | 好孩子儿童用品有限公司 | Stroller |
Non-Patent Citations (1)
| Title |
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| JP特开2005-67379A 2005.03.17 * |
Also Published As
| Publication number | Publication date |
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| CN102785686A (en) | 2012-11-21 |
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