CN202753992U - Stroller - Google Patents
Stroller Download PDFInfo
- Publication number
- CN202753992U CN202753992U CN201220371332.7U CN201220371332U CN202753992U CN 202753992 U CN202753992 U CN 202753992U CN 201220371332 U CN201220371332 U CN 201220371332U CN 202753992 U CN202753992 U CN 202753992U
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- axle
- push rod
- rotary joint
- axial line
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- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process 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
The utility model discloses a stroller. A 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 support frame, a rear support frame and a push rod transverse support, wherein the left push rod is rotationally connected with the upper portion of the left front frame through a first left shaft, the right push rod is rotationally connected with the upper portion of the right front frame through a first right shaft, the upper portion of the left rear frame is rotationally connected with the lower portion of the left push rod through a second left shaft, the right rear frame is rotationally connected with the lower portion of the right push rod through a second right shaft, the left seat post is rotationally connected between the left front frame and the left rear frame, the right seat post is rotationally connected between the right front frame and the right rear frame, the bottom support frame and the rear support frame can be both folded transversely, and the push rod transverse support can be transversely folded. When the stroller is folded, the left push rod and the right push rod are overturned forward, the left push rod and the left rear frame draw close to the left front frame, the right push rod and the right rear frame draw close to the right front frame, the bottom support frame, the rear support frame and the push rod transverse support are respectively folded transversely, and accordingly the frame of the stroller is folded, and the stroller is small in size after being folded.
Description
Technical field
The utility model relates to a kind of children trolley.
Background technology
A kind of children trolley of the prior art, comprise 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, be arranged on the described go-cart vehicle frame can support human body personal supporting device, be used for the blocking device of described go-cart bicycle frame lock under expanded position.Existing go-cart vehicle frame of a great variety, the number of the rod member of go-cart vehicle frame is different, and annexation between each rod member, connection location are different, thus folding principle and folding mode are different.
The utility model content
The technical problems to be solved in the utility model provides a kind of children trolley.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of children trolley, comprise go-cart vehicle frame with expanded position and folding position, the near front wheel assembly, off front wheel assembly, left rear wheel assembly, off hind wheel assembly, be used for the blocking device of described go-cart bicycle frame lock under expanded position, be arranged at the seat on the described go-cart vehicle frame, described go-cart vehicle frame comprises:
Left front, described the near front wheel assembly is arranged at described left front bottom;
Right front, described off front wheel assembly is arranged at described right front bottom;
Left push rod, described left push rod rotate by left the first axle with described left front top and are connected;
Right push rod, described right push rod rotate by right the first axle with described right front top and are connected;
Left back, described left back top rotates by left the second axle with the bottom of described left push rod and is connected;
Right back, described right back top rotates by right the second axle with the bottom of described right push rod and is connected;
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 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 bar rotatedly by right the 4th axle;
Bottom bracing frame that can be laterally folded, described bottom bracing frame is intersected by the first bottom supporting rod and described the second bottom supporting rod and connects and composes at the infall phase pivot, the front portion of described the first bottom supporting rod and described left front can arrange on two crossing in-planes rotatedly by left front rotary joint, the rear portion of described the first bottom supporting rod and described right back can arrange on two crossing in-planes rotatedly by right back rotary joint, the front portion of described the second bottom supporting rod and described right front can arrange on two crossing in-planes rotatedly by right front rotary joint, the rear portion of described the second bottom supporting rod with described left back can rotatedly setting on two crossing in-planes by left back rotary joint;
Back pole-bracket that can be laterally folded, described back pole-bracket is intersected by the first rear pole and described the second rear pole and connects and composes at the infall phase pivot, the top of described the first rear pole and described left seat bar can arrange on two crossing in-planes rotatedly by the supralevoversion movable joint, the bottom of described the first rear pole and described right back can arrange on two crossing in-planes rotatedly by the bottom right rotary joint, the top of described the second rear pole and described right seat bar can arrange on two crossing in-planes rotatedly by upper right rotary joint, the bottom of described the second rear pole and described left back can rotatedly setting on two crossing in-planes by the lower-left rotary joint;
Push rod stull that can be laterally folded, described push rod stull are arranged between the top of the top of described left push rod and described right push rod.
In some embodiments, described left front rotary joint is positioned at the below of described left the 3rd axle, described left back rotary joint is positioned at the top of described left the 4th axle, described right front rotary joint is positioned at the below of described right the 3rd axle, and described right back rotary joint is positioned at the top of described right the 4th axle.
In some embodiments, the supralevoversion movable joint of stating is positioned at the rear of described left the 4th axle, described lower-left rotary joint is positioned at the below of described left the 4th axle, described upper right rotary joint is positioned at the rear of described right the 4th axle, and described bottom right rotary joint is positioned at the below of described right the 4th axle.
In some embodiments, the axial line of the axial line of described left the first axle and described right the first axle coincides, the axial line of the axial line of described left the second axle and described right the second axle coincides, the axial line of the axial line of described left the 3rd axle and described right the 3rd axle coincides, and the axial line of the axial line of described left the 4th axle and described right the 4th axle coincides.
In some embodiments, the axial line of the axial line of the axial line of described left the first axle, described left the second axle, described left the 3rd axle parallels with the axial line of described left the 4th axle.
In some embodiments, described blocking device is arranged at described left the first axle and described right the first axle place; Perhaps be arranged at described left the second axle and described right the second axle place.
The above involved term position such as upper and lower, forward and backward is at the go-cart vehicle frame and defines under the expanded position, before the position at front component place is, after the position at wheel assembly place is.
Scope of the present utility model 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 has a similar functions such as disclosed among above-mentioned feature and the application (but being not limited to) is replaced mutually and technical scheme of forming etc.
Because technique scheme is used, the utility model compared with prior art has following advantages: when folding, left front, left push rod, left back consist of four connecting rods with left seat bar, right front, right push rod, right back consist of four connecting rods with right seat bar, when left push rod and right push rod are distinguished forward overturning, 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, the go-cart vehicle frame folding, volume after folding is less, be easy to carry.
Description of drawings
Accompanying drawing 1 is front view of the present utility model (the go-cart vehicle frame is under the expanded position, and embodiment one);
Accompanying drawing 2 is front view of the present utility model (the go-cart vehicle frame is in the switching process of expanded position and folding position, and embodiment one);
Accompanying drawing 3 is front view of the present utility model (the go-cart vehicle frame is under the expanded position, and embodiment one);
Accompanying drawing 4 is block diagram of the present utility model (the go-cart vehicle frame is under the expanded position, and embodiment one);
Accompanying drawing 5 is block diagram of the present utility model (the go-cart vehicle frame is under the folding position, and embodiment one);
Accompanying drawing 6 is block diagram of the present utility model (the go-cart vehicle frame is under the expanded position, and embodiment two);
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.
The specific embodiment
Shown in accompanying drawing 1-accompanying drawing 5, a kind of children trolley comprises go-cart vehicle frame 1 with expanded position and folding position, the near front wheel assembly 2, off front wheel assembly 3, left rear wheel assembly 4, off hind wheel assembly 5, is used for go-cart vehicle frame 1 is locked in blocking device under the expanded position, is arranged at the seat on the go-cart vehicle frame 1.
Go-cart vehicle frame 1 comprises:
Left back 13, left back 13 top rotates by left the second axle 16 with the bottom of left push rod 12 and is connected;
Right back 23, right back 23 top rotates by right the second axle 26 with the bottom of right push rod 22 and is connected;
Back pole-bracket 40 that can be laterally folded, back pole-bracket 40 is intersected by the first rear pole 41 and the second rear pole 42 and connects and composes at the infall phase pivot, the top of the first rear pole 41 and left seat bar 14 can arrange on two crossing in-planes rotatedly by supralevoversion movable joint 43, the bottom of the first rear pole 41 and right back 23 can arrange on two crossing in-planes rotatedly by bottom right rotary joint 46, the top of the second rear pole 42 and right seat bar 24 can arrange on two crossing in-planes rotatedly by upper right rotary joint 45, and the bottom of the second rear pole 42 and left back 13 can rotatedly settings on two crossing in-planes by lower-left rotary joint 44;
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 the left front rotary joint 33, thereby realize that the front portion of the first bottom supporting rod 31 of being associated and left front 11 can rotate at two crossing in-planes.
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.
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 axial line of left the first axle 15 and the axial line of right the first axle 25 coincide, the axial line of left 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.
Shown in accompanying drawing 4, accompanying drawing 5, push rod stull 50 has further strengthened the rigidity between left push rod 12 and the right push rod 22.Shown in each accompanying drawing.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, usually also is provided with the push rod strut rail locking mechanism that laterally draws in be used to forbidding in the 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; Perhaps can be left the second axle 16 and right the second axle 26 places.Concrete structure about blocking device, so long as the blocking device of two parts lockings that rotate can both be able to be used, as offering the lockhole that departs from left the second axle 16 at left front 11, at left push rod 12 the bullet tongue is set, when playing tongue insertion lockhole, can not fold between left push rod 12 and left front 11, between right front 21 and the right push rod 22 locking phase with.Thereby car load can not fold.
Embodiment two, as shown in Figure 6, embodiment two is with the difference of embodiment one: the structure of push rod stull 50 is not identical, the top that push rod stull 50 comprises the first cross bar 51 that an end and the top of left push rod 12 is connected by the first axle 53 phase pivots, an end and right push rod 22 is connected by the 3rd axle 55 phase pivots with the other end of the second cross bar 52 by an other end of the second cross bar 52, the first cross bars 51 that the second axle 54 phase pivots are connected.
Above-described embodiment only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with technique can understand content of the present utility model and according to this enforcement, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (6)
1. children trolley, comprise go-cart vehicle frame (1) with expanded position and folding position, the near front wheel assembly (2), off front wheel assembly (3), left rear wheel assembly (4), off hind wheel assembly (5), be used for described go-cart vehicle frame (1) is locked in blocking device under the expanded position, is arranged at the seat on the 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) rotate by left the first axle (15) with the top of described left front (11) and are connected;
Right push rod (22), described right push rod (22) rotate by right the first axle (25) with the top of described right front (21) and are connected;
Left back (13), the top of described left back (13) rotate by left the second axle (16) with the bottom of described left push rod (12) and are connected;
Right back (23), the top of described right back (23) rotate by right the second axle (26) with the bottom of described right push rod (22) and are connected;
Left seat bar (14), described left front (11) are connected with described left seat bar (14) rotatedly by left the 3rd axle (17), and described left back (13) are connected with described left seat bar (14) rotatedly by left the 4th axle (18);
Right seat bar (24), described right front (21) are connected with described right seat bar (24) rotatedly by right the 3rd axle (27), and described right back (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 by the first bottom supporting rod (31) and described the second bottom supporting rod (32) and connects and composes at the infall phase pivot, the front portion of described the first bottom supporting rod (31) and described left front (11) can arrange on two crossing in-planes rotatedly by left front rotary joint (33), the rear portion of described the first bottom supporting rod (31) and described right back (23) can arrange on two crossing in-planes rotatedly by right back rotary joint (36), the front portion of described the second bottom supporting rod (32) and described right front (21) can arrange on two crossing in-planes rotatedly by right front rotary joint (35), and the rear portion of described the second bottom supporting rod (32) and described left back (13) can arrange on two crossing in-planes rotatedly by left back rotary joint (34);
Back pole-bracket that can be laterally folded (40), described back pole-bracket (40) is intersected by the first rear pole (41) and described the second rear pole (42) and connects and composes at the infall phase pivot, the top of described the first rear pole (41) and described left seat bar (14) can arrange on two crossing in-planes rotatedly by supralevoversion movable joint (43), the bottom of described the first rear pole (41) and described right back (23) can arrange on two crossing in-planes rotatedly by bottom right rotary joint (46), the top of described the second rear pole (42) and described right seat bar (24) can arrange on two crossing in-planes rotatedly by upper right rotary joint (45), and the bottom of described the second rear pole (42) and described left back (13) can arrange on two crossing in-planes rotatedly by lower-left rotary joint (44);
Push rod stull (50) that can be laterally folded, described push rod stull (50) are arranged between the top of the top of described left push rod (12) and 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 described left the 3rd axle (17), described left back rotary joint (34) is positioned at the top of described left the 4th axle (18), described right front rotary joint (35) is positioned at the below of described right the 3rd axle (27), and described right back rotary joint (36) is positioned at the top of described right 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 described left the 4th axle (18), described lower-left rotary joint (44) is positioned at the below of described left the 4th axle (18), described upper right rotary joint (45) is positioned at the rear of described right the 4th axle (28), and described bottom right rotary joint (46) is positioned at the below of described right the 4th axle (28).
4. children trolley according to claim 1, it is characterized in that: the axial line of the axial line of described left the first axle (15) and described right the first axle (25) coincides, the axial line of the axial line of described left the second axle (16) and described right the second axle (26) coincides, the axial line of the axial line of described left the 3rd axle (17) and described right the 3rd axle (27) coincides, and the axial line of the axial line of described left the 4th axle (18) and described right the 4th axle (28) coincides.
5. children trolley according to claim 1, it is characterized in that: the axial line of the axial line of described left the first axle (15), described left the second axle (16), the axial line of described left the 3rd axle (17) parallel with the axial line of described left the 4th axle (18).
6. children trolley according to claim 1 is characterized in that: described blocking device is arranged at described left the first axle (15) and locates with described right the first axle (25); Perhaps being arranged at described left the second axle (16) locates with described right the second axle (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220371332.7U CN202753992U (en) | 2012-07-30 | 2012-07-30 | Stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220371332.7U CN202753992U (en) | 2012-07-30 | 2012-07-30 | Stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202753992U true CN202753992U (en) | 2013-02-27 |
Family
ID=47733187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220371332.7U Expired - Fee Related CN202753992U (en) | 2012-07-30 | 2012-07-30 | Stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202753992U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102785686A (en) * | 2012-07-30 | 2012-11-21 | 好孩子儿童用品有限公司 | Stroller |
| CN103754250A (en) * | 2014-01-06 | 2014-04-30 | 好孩子儿童用品有限公司 | Foldable cart |
| CN104859700A (en) * | 2014-02-24 | 2015-08-26 | 明门(中国)幼童用品有限公司 | Baby carriage frame |
| CN106891982A (en) * | 2015-12-19 | 2017-06-27 | 明门瑞士股份有限公司 | Doll carriage |
-
2012
- 2012-07-30 CN CN201220371332.7U patent/CN202753992U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102785686A (en) * | 2012-07-30 | 2012-11-21 | 好孩子儿童用品有限公司 | Stroller |
| CN102785686B (en) * | 2012-07-30 | 2014-12-10 | 好孩子儿童用品有限公司 | Stroller |
| CN103754250A (en) * | 2014-01-06 | 2014-04-30 | 好孩子儿童用品有限公司 | Foldable cart |
| CN103754250B (en) * | 2014-01-06 | 2016-01-13 | 好孩子儿童用品有限公司 | Folding trolley |
| CN104859700A (en) * | 2014-02-24 | 2015-08-26 | 明门(中国)幼童用品有限公司 | Baby carriage frame |
| CN104859700B (en) * | 2014-02-24 | 2017-06-06 | 明门(中国)幼童用品有限公司 | Stroller frame |
| CN106891982A (en) * | 2015-12-19 | 2017-06-27 | 明门瑞士股份有限公司 | Doll carriage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20210730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |