CN102295019A - Children cart - Google Patents
Children cart Download PDFInfo
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- CN102295019A CN102295019A CN2011102669100A CN201110266910A CN102295019A CN 102295019 A CN102295019 A CN 102295019A CN 2011102669100 A CN2011102669100 A CN 2011102669100A CN 201110266910 A CN201110266910 A CN 201110266910A CN 102295019 A CN102295019 A CN 102295019A
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- push rod
- front support
- axle
- rod
- wheel assembly
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Abstract
The invention discloses a children cart. A cart frame of the children cart comprises a left front support, a right front support, a left push rod which is rotatably connected with the upper part of the left front support, a right push rod which is rotatably connected with the upper part of the right front support, a left bottom rod of which the front part is rotatably connected with the lower part of the left front support, a right bottom rod of which the front part is rotatably connected with the lower part of the right front support, a front support cross brace which is arranged between the left front support and the right front support and can be transversely folded, a rear cross-shaped brace, and a connecting rod which is arranged between the rear cross-shaped brace and the front support cross brace, wherein the rear cross-shaped brace is formed in such a way that a first rod and a second rod are intersected and rotatably connected at the junction; and the rear cross-shaped brace is arranged below the left push rod, below the right push rod, and between the left bottom rod and the right bottom rod. During folding, the left push rod and the right push rod are turned over forwards, the rear cross-shaped brace falls backwards and is transversely folded and pulls the connecting rod to move backwards, the connecting rod pulls the middle part of the front support cross brace, and the front support cross brace is transversely folded, so that the cart frame of the children cart is folded.
Description
Technical field
The present invention relates to a kind of children trolley.
Background technology
A kind of children trolley of the prior art comprises go-cart vehicle frame, the front component and the wheel assembly that are arranged at described go-cart vehicle frame bottom with expanded position and folding position, is arranged at the personal supporting device that can support human body on the described go-cart vehicle frame, is used for described go-cart vehicle frame is locked in lockout mechanism under the 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 have nothing in common with each other.
Summary of the invention
The technical problem to be solved in the present invention provides 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 go-cart vehicle frame, front component, wheel assembly, be used for described go-cart vehicle frame is locked in blocking device under the expanded position, is arranged at the personal supporting device that can support human body on the described go-cart vehicle frame that described go-cart vehicle frame comprises with expanded position and folding position:
Left front support;
Right front support;
Left side push rod, described left push rod rotates by left primary shaft with the top of described left front support and is connected;
Right push rod, described right push rod rotates by right primary shaft with the top of described right front support and is connected;
Left side bottom bar, the front portion of described left bottom bar rotate by second on a left side with the bottom of described left front support and are connected;
Right bottom bar, the front portion of described right bottom bar rotate by right second with the bottom of described right front support and are connected;
Front frame stull that can be laterally folded, described front frame stull comprises that an end and described left front support rotate the left front strut of bonded assembly, an end and described right front support by the right third axle right front strut of bonded assembly that rotates by left third axle, the other end of described left front strut and the other end of described right front strut are provided with rotatedly, and described left third axle parallels with described right third axle;
Back cross, described back cross is intersected by first rod member and second rod member and rotates at infall and connects and composes, one end of described first rod member and the bottom of described left push rod are realized and can be provided with rotatedly on two crossing in-planes by first rotary joint, the other end of described first rod member and described right bottom bar are realized and can be provided with rotatedly on two crossing in-planes by the 4th rotary joint, one end of described second rod member and the bottom of described right push rod realize and can be provided with rotatedly that the other end of described second rod member and described left bottom bar can be provided with rotatedly on two crossing in-planes on two crossing in-planes by second rotary joint;
Connecting rod, one end of described connecting rod and described first rod member or realize and on two crossing in-planes, to be provided with rotatedly that with described second rod member the other end of described connecting rod is connected with the middle part of described front frame stull by the 5th rotary joint.
In some embodiments, the axial line of described left primary shaft and the axial line of described right primary shaft coincide, and described left second axial line and described right second axial line coincide.
In some embodiments, described left primary shaft, described right primary shaft, described left second parallel with described right second.
In some embodiments, described left third axle is vertical with described left second phase space.
In some embodiments, the middle part of the other end of described connecting rod and described front frame stull can be provided with rotatedly around the 5th, described the 5th vertical with described middle third axle phase space.
In some further embodiment, the other end of described left front strut rotates by middle third axle with the other end of described right front strut and is connected, and described left third axle, described middle third axle parallel with described right third axle.
In some further again embodiment, the other end of described left front strut or the other end of described right front strut are rotatably connected to the 6th rotary joint by third axle in described, and the other end of described connecting rod rotates by described the 5th with described the 6th rotary joint and is connected.
In some embodiments, described front component comprises the near front wheel assembly and off front wheel assembly, described the near front wheel assembly is arranged at the bottom of described left front support or the front portion of described left bottom bar, and described off front wheel assembly is arranged at the bottom of described right front support or the front portion of described right bottom bar; Described wheel assembly comprises left rear wheel assembly and off hind wheel assembly, and described left rear wheel assembly is arranged at the rear portion of described left bottom bar, and described off hind wheel assembly is arranged at the rear portion of described right bottom bar.
In some embodiments, described the 5th rotary joint, described first rod member are connected with the described second rod member same axis, and described the 5th rotary joint in an end of described connecting rod is by the 4th connection that rotates.
In some embodiments, be provided with between described left push rod and the described right push rod can be laterally folded the push rod stull.
More than involved term position such as upper and lower, forward and backward be under the expanded position at the go-cart vehicle frame and define.
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 simultaneously by above-mentioned technical characterictic or its equivalent feature to carry out combination in any and other technical scheme of forming.The technical characterictic that disclosed (but being not limited to) has a similar functions among for example above-mentioned feature and the application is replaced mutually and technical scheme of forming etc.
Because technique scheme utilization, the present invention compared with prior art has following advantage: when folding, will, with left push rod and the overturning forward of right push rod, thereby make the back cross topple over backward, also laterally folding and spur described connecting rod and move backward when back cross is toppled over backward, the middle part of connecting rod pulling front frame stull, the front frame stull is laterally folding also, thereby make the go-cart vehicle frame folding, be that lateral dimension and longitudinal size reduce, volume after folding is less, and the go-cart body frame structure for automotive is simple.
Description of drawings
Accompanying drawing 1 is block diagram of the present invention (the go-cart vehicle frame is under the expanded position);
Accompanying drawing 2 is block diagram of the present invention (the go-cart vehicle frame is in the switching process of expanded position and folding position);
Accompanying drawing 3 is front view of the present invention (the go-cart vehicle frame is under the expanded position);
Accompanying drawing 4 is front view of the present invention (the go-cart vehicle frame is in the switching process of expanded position and folding position);
Accompanying drawing 5 is front view of the present invention (the go-cart vehicle frame is under the folding position);
Accompanying drawing 6 for the A of accompanying drawing 5 to seeing view;
Accompanying drawing 7 is left view of the present invention (the go-cart vehicle frame is under the expanded position);
Accompanying drawing 8 is right elevation of the present invention (the go-cart vehicle frame is in the switching process of expanded position and folding position).
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 support; 12, right front support; 13, left push rod; 14, right push rod; 15, left bottom bar; 16, right bottom bar; 17, front frame stull; 18, back cross; 19, connecting rod; 20, push rod stull; 21, left front strut; 22, right front strut; 23, first rod member; 24, second rod member; 25, left push rod strut; 26, right push rod strut; 31, first rotary joint; 32, second rotary joint; 33, the 3rd rotary joint; 34, the 4th rotary joint; 35, the 5th rotary joint; 36, the 6th rotary joint; 41, left primary shaft; 42, right primary shaft; 43, a left side is second; 44, right second; 45, left third axle; 46, middle third axle; 47, right third axle; 48, the 4th; 49, the 5th; 50, a left side is the 6th; 51, in the 6th; 52, right the 6th.
The specific embodiment
Shown in each accompanying drawing, a kind of children trolley comprises go-cart vehicle frame 1, front component, wheel assembly with expanded position and folding position, is used for go-cart vehicle frame 1 is locked in blocking device under the expanded position, is arranged at the personal supporting device that can support human body on the go-cart vehicle frame 1.Human body supports to put does not have diagram, and personal supporting device can be the child seat pocket, also can be automobile seat for child, children's sleeping basket etc., pocket etc.
Go-cart vehicle frame 1 comprises:
Left front support 11;
Right front support 12;
Left side push rod 13, left push rod 13 rotates by left primary shaft 41 with the top of left front support 11 and is connected;
Left side bottom bar 15, the front portion of left bottom bar 15 rotate by second 43 on a left side with the bottom of left front support 11 and are connected;
Back cross 18, back cross 18 is intersected by first rod member 23 and second rod member 24 and rotates at infall and connects and composes, one end of first rod member 23 and the bottom of left push rod 13 are realized and can be provided with rotatedly on two crossing in-planes by first rotary joint 31, the other end of first rod member 23 and right bottom bar 16 are realized and can be provided with rotatedly on two crossing in-planes by the 4th rotary joint 34, one end of second rod member 24 and the bottom of right push rod 14 are realized and can be provided with rotatedly on two crossing in-planes by second rotary joint 32, the other end of second rod member 24 and left bottom bar 15 can be provided with on two crossing in-planes rotatedly, wherein, first rotary joint 31, second rotary joint 32, the 3rd rotary joint 33 and the 4th rotary joint 34 can be ball and sockets, in the present embodiment, first rotary joint 31, second rotary joint 32, pass through two perpendicular turning cylinders on the 3rd rotary joint 33 and 34 4 rotary joints of the 4th rotary joint respectively, thereby realize that two parts that are associated can rotate on two crossing in-planes;
Connecting rod 19, one end of connecting rod 19 and first rod member 23 or realize and on two crossing in-planes, to be provided with rotatedly by the 5th rotary joint 35 with second rod member 24, the other end of connecting rod 19 is connected with the middle part of front frame stull 17, same, the 5th rotary joint 35 can be a ball and socket, pass through two perpendicular turning cylinders on the 5th rotary joint 35, thereby realize that connecting rod 19 can rotate relative to back cross 18 on two crossing in-planes.
The axial line of left side primary shaft 41 and the axial line of right primary shaft 42 coincide, the axial line that the axial line that a left side is second 43 and the right side are second 44 coincides, left front support 11 extends along rectilinear direction with left push rod 13, and right front support 12 extends along rectilinear direction with right push rod 14.When left front support 11 extends along arc direction with left push rod 13, right front support 12 and right push rod 14 are when arc direction extends, the axial line of left side primary shaft 41 and the axial line of right primary shaft 42 intersect, and the axial line that the axial line that a left side is second 43 and the right side are second 44 intersects.
The middle part of the other end of connecting rod 19 and front frame stull 17 can be provided with rotatedly around the 5th 49, and the 5th 49 vertical with middle third axle 46 phase spaces.Go-cart vehicle frame 1 is in folding process, and in the process at connecting rod 19 pulling front frame stulls 17 middle parts, connecting rod 19 rotates backward around the 5th 49.
The other end of left front strut 21 rotates by middle third axle 46 with the other end of right front strut 22 and is connected, and left third axle 45, middle third axle 46 parallel with right third axle 47.For the ease of connecting, the other end of the other end of left front strut 21 or right front strut 22 is rotatably connected to the 6th rotary joint 36 by middle third axle 46, and the other end of connecting rod 19 rotates by the 5th 49 with the 6th rotary joint 36 and is connected.
There is not diagram, about being connected between connecting rod 19 and the front frame stull 17 also can be like this, the front portion of connecting rod 19 is fixed with connecting panel, the both ends of this connecting panel are connected with the other end of right front strut 22 rotatedly with the other end of left front strut 21 respectively, but the angle between its rotating shaft and the connecting rod 19 will be near 90 °.
Front component comprises the near front wheel assembly 2 and off front wheel assembly 3, and the near front wheel assembly 2 is arranged at the bottom of left front support 11, and off front wheel assembly 3 is arranged at the bottom of right front support 12; Wheel assembly comprises left rear wheel assembly 4 and off hind wheel assembly 5, and left rear wheel assembly 4 is arranged at the rear portion of left bottom bar 15, and off hind wheel assembly 5 is arranged at the rear portion of right bottom bar 16.
The 5th rotary joint 35, first rod member 23 are connected with second rod member, 24 same axis, and an end the 5th rotary joint 35 of connecting rod 19 is by the 4th 48 connection that rotates.Parallel with the 5th 49 for the 4th 48.
Be provided with between a left side push rod 13 and the right push rod 14 can be laterally folded push rod stull 20.Thereby further strengthened the rigidity between left push rod 13 and the right push rod 14.Shown in each accompanying drawing.Push rod stull 20 comprises that institute one end and left push rod 13 rotate bonded assembly left side push rod strut 25, an end and right push rod 14 by right the 6th 52 right push rod strut 26 of the bonded assembly that rotates by the 6th 50 on a left side, also can set up pivot link between the other end of the other end of left push rod strut 25 and right push rod strut 26.In the present embodiment the other end of the other end of left push rod strut 25 and right push rod strut 26 by in the 6th 51 rotate and be connected.The 6th 50 on a left side, right the 6th 52 with in the 6th 51 parallel and vertical with left primary shaft 41 phase spaces respectively.
Do not have diagram, lockout mechanism can be to be arranged at left primary shaft 41 and right primary shaft 42 places; Perhaps can be second 43 on a left side and right second 44 place; It perhaps can also be the place that is rotationally connected at first rod member 23 and second rod member 24.Concrete structure about lockout mechanism, so long as the lockout mechanism of two parts lockings that rotate can both be able to be used, as offering the lockhole that departs from the rotating shaft between first rod member 23 and second rod member 24 on first rod member 23, on second rod member 24, the bullet tongue is set, when playing tongue insertion lockhole, can not fold between first rod member 23 and second rod member 24.Thereby car load can not fold.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (10)
1. children trolley, comprise go-cart vehicle frame (1), front component, wheel assembly, be used for described go-cart vehicle frame (1) is locked in blocking device under the expanded position, is arranged at the personal supporting device that can support human body on the described go-cart vehicle frame (1) that it is characterized in that: described go-cart vehicle frame (1) comprising with expanded position and folding position:
Left front support (11);
Right front support (12);
Left side push rod (13), described left push rod (13) rotates by left primary shaft (41) with the upper end of described left front support (11) and is connected;
Right push rod (14), described right push rod (14) rotates by right primary shaft (42) with the top of described right front support (12) and is connected;
Left side bottom bar (15), the front portion of described left bottom bar (15) rotate by a left side second (43) with the bottom of described left front support (11) and are connected;
Right bottom bar (16), the front portion of described right bottom bar (16) rotate by right second (44) with the bottom of described right front support (12) and are connected;
Front frame stull (17) that can be laterally folded, described front frame stull (17) comprises that an end and described left front support (11) rotate the left front strut of bonded assembly (21), an end and described right front support (12) by right third axle (47) the right front strut of bonded assembly (22) that rotates by left third axle (45), the other end of the other end of described left front strut (21) and described right front strut (22) is provided with rotatedly, and described left third axle (45) parallels with described right third axle (47);
Back cross (18), described back cross (18) is intersected by first rod member (23) and second rod member (24) and rotates at infall and connects and composes, the bottom of one end of described first rod member (23) and described left push rod (13) is realized and can be provided with rotatedly on two crossing in-planes by first rotary joint (31), the other end of described first rod member (23) and described right bottom bar (16) are realized and can be provided with rotatedly on two crossing in-planes by the 4th rotary joint (34), the bottom of one end of described second rod member (24) and described right push rod (14) realizes and can be provided with rotatedly that the other end of described second rod member (24) and described left bottom bar (15) can be provided with rotatedly on two crossing in-planes on two crossing in-planes by second rotary joint (32);
Connecting rod (19), one end of described connecting rod (19) and described first rod member (23) or realize and on two crossing in-planes, to be provided with rotatedly that with described second rod member (24) the other end of described connecting rod (19) is connected with the middle part of described front frame stull (17) by the 5th rotary joint (35).
2. children trolley according to claim 1, it is characterized in that: the axial line of the axial line of described left primary shaft (41) and described right primary shaft (42) coincides, and the axial line of the axial line of described left second (43) and described right second (44) coincides.
3. children trolley according to claim 1 is characterized in that: described left primary shaft (41), described right primary shaft (42), described left second (43) parallel with described right second (44).
4. children trolley according to claim 1 is characterized in that: described left third axle (45) is vertical with described left second (43) phase space.
5. children trolley according to claim 1, it is characterized in that: the middle part of the other end of described connecting rod (19) and described front frame stull (17) can be provided with rotatedly around the 5th (49), and described the 5th (49) are vertical with described middle third axle (46) phase space.
6. children trolley according to claim 5, it is characterized in that: the other end of described left front strut (21) rotates by middle third axle (46) with the other end of described right front strut (22) and is connected, and described left third axle (45), described middle third axle (46) parallel with described right third axle (47).
7. children trolley according to claim 6, it is characterized in that: the other end of the other end of described left front strut (21) or described right front strut (22) is rotatably connected to the 6th rotary joint (36) by third axle (46) in described, and the other end of described connecting rod (19) rotates by described the 5th (49) with described the 6th rotary joint (36) and is connected.
8. children trolley according to claim 1, it is characterized in that: described front component comprises the near front wheel assembly (2) and off front wheel assembly (3), described the near front wheel assembly (2) is arranged at the bottom of described left front support (11) or the front portion of described left bottom bar (15), and described off front wheel assembly (3) is arranged at the bottom of described right front support (12) or the front portion of described right bottom bar (16); Described wheel assembly comprises left rear wheel assembly (4) and off hind wheel assembly (5), and described left rear wheel assembly (4) is arranged at the rear portion of described left bottom bar (15), and described off hind wheel assembly (5) is arranged at the rear portion of described right bottom bar (16).
9. children trolley according to claim 1, it is characterized in that: described the 5th rotary joint (35), described first rod member (23) are connected with described second rod member (24) same axis, and described the 5th rotary joint in an end of described connecting rod (19) (35) is by the 4th (48) connection that rotates.
10. children trolley according to claim 1 is characterized in that: be provided with between described left push rod (13) and the described right push rod (14) can be laterally folded push rod stull (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110266910.0A CN102295019B (en) | 2011-09-09 | 2011-09-09 | Children cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110266910.0A CN102295019B (en) | 2011-09-09 | 2011-09-09 | Children cart |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102295019A true CN102295019A (en) | 2011-12-28 |
| CN102295019B CN102295019B (en) | 2013-01-23 |
Family
ID=45355763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110266910.0A Active CN102295019B (en) | 2011-09-09 | 2011-09-09 | Children cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102295019B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507846A (en) * | 2013-09-05 | 2014-01-15 | 好孩子儿童用品有限公司 | Stroller |
| CN108032899A (en) * | 2018-01-10 | 2018-05-15 | 柯全德 | A kind of perambulator |
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| CN2288122Y (en) * | 1996-12-02 | 1998-08-19 | 好孩子集团公司 | Foldable carriage for children |
| JP2007015594A (en) * | 2005-07-08 | 2007-01-25 | Combi Corp | Stroller |
| EP1967440A2 (en) * | 2007-03-07 | 2008-09-10 | Giochi Preziosi S.p.A. | Foldable stroller |
| KR20100104787A (en) * | 2009-03-19 | 2010-09-29 | 아프리카 칠드런즈 프로덕츠 가부시키가이샤 | Foldable pushcart and foldable baby carriage |
| DE202011002812U1 (en) * | 2011-02-16 | 2011-04-21 | Unique Product & Design Co., Ltd., Yung Kang | Folding device for child carts |
| CN102079323A (en) * | 2009-11-30 | 2011-06-01 | 中山乐美达日用制品有限公司 | Folding baby carriage |
| CN202219796U (en) * | 2011-09-09 | 2012-05-16 | 好孩子儿童用品有限公司 | Children stroller |
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2011
- 2011-09-09 CN CN201110266910.0A patent/CN102295019B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288122Y (en) * | 1996-12-02 | 1998-08-19 | 好孩子集团公司 | Foldable carriage for children |
| JP2007015594A (en) * | 2005-07-08 | 2007-01-25 | Combi Corp | Stroller |
| EP1967440A2 (en) * | 2007-03-07 | 2008-09-10 | Giochi Preziosi S.p.A. | Foldable stroller |
| KR20100104787A (en) * | 2009-03-19 | 2010-09-29 | 아프리카 칠드런즈 프로덕츠 가부시키가이샤 | Foldable pushcart and foldable baby carriage |
| CN102079323A (en) * | 2009-11-30 | 2011-06-01 | 中山乐美达日用制品有限公司 | Folding baby carriage |
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| CN202219796U (en) * | 2011-09-09 | 2012-05-16 | 好孩子儿童用品有限公司 | Children stroller |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507846A (en) * | 2013-09-05 | 2014-01-15 | 好孩子儿童用品有限公司 | Stroller |
| CN103507846B (en) * | 2013-09-05 | 2016-04-13 | 好孩子儿童用品有限公司 | Children trolley |
| CN108032899A (en) * | 2018-01-10 | 2018-05-15 | 柯全德 | A kind of perambulator |
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| Publication number | Publication date |
|---|---|
| CN102295019B (en) | 2013-01-23 |
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