CN203698369U - Stroller - Google Patents
Stroller Download PDFInfo
- Publication number
- CN203698369U CN203698369U CN201320884236.7U CN201320884236U CN203698369U CN 203698369 U CN203698369 U CN 203698369U CN 201320884236 U CN201320884236 U CN 201320884236U CN 203698369 U CN203698369 U CN 203698369U
- Authority
- CN
- China
- Prior art keywords
- wheel support
- seatpost
- rear wheel
- strut
- vehicle frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- Handcart (AREA)
Abstract
The utility model relates to a stroller which comprises a frame with an unfolding position and a folding position, a front wheel assembly and a rear wheel assembly. The frame comprises a push rod frame, a front wheel support, a rear wheel support, a stay rod, a sit rod and a locking mechanism. The upper end of the front wheel support is connected onto the lower end of the push rod support in a rotating mode, and the front wheel assembly is installed on the lower portion of the front wheel support. The rear wheel support is connected onto the front wheel support in a rotating mode, and the rear wheel assembly is installed on the lower portion of the rear wheel support. The stay rod is fixedly connected onto the upper portion of the front wheel support. The sit rod is connected onto the upper portion of the rear wheel support in a rotating mode. The locking mechanism is arranged on the stay rod and/or the sit rod and used for locking the stay rod and the sit rod to enable the frame to be located at the unfolding position stably. The stroller is convenient to fold and capable of being folded through single-hand operation.
Description
Technical field
the utility model relates to a kind of children trolley, especially a kind of folding children's barrow.
Background technology
in prior art, children trolley generally comprise have expanded position and folding position vehicle frame, be arranged at front portion at the bottom of vehicle frame front-wheel, be arranged at rear portion at the bottom of vehicle frame trailing wheel, be arranged at the Zuo Dou mechanism on vehicle frame and vehicle frame be locked in to the lockout mechanism of expanded position and folding position.The vehicle frame of existing children trolley is of a great variety, the rod member quantity difference of vehicle frame, and the annexation between each rod member, connection location difference, thus folding principle and folding mode are different.
Summary of the invention
for the problems referred to above, the purpose of this utility model is to provide a kind of children trolley, its folding convenient, and one-handed performance is collapsible.
for solving the problems of the technologies described above, the utility model adopts following technical scheme:
a kind of children trolley, comprises vehicle frame, front component and the wheel assembly with expanded position and folding position, and described vehicle frame comprises:
push-rod frame;
front-wheel support, its upper end is rotationally connected with the lower end of described push-rod frame, and described front component is installed on the bottom of front-wheel support;
rear wheel support, it is rotationally connected with described front-wheel support, and described wheel assembly is installed on the bottom of rear wheel support;
strut, it is fixedly connected on the top of described front-wheel support;
seatpost, it is rotationally connected with the top of described rear wheel support;
lockout mechanism, it is arranged in described strut and/or seatpost for strut is locked mutually with seatpost, makes described vehicle frame stably in expanded position.
preferably, described vehicle frame also comprises side handrail, and the front end of described side handrail is rotationally connected with the upper end of rear wheel support, rear end and is rotationally connected with the bottom of push-rod frame.
more preferably, the upper end of two described rear wheel supports is all fixedly connected on a front handrail, and the front end of described side handrail is rotationally connected with front handrail.
preferably, described lockout mechanism comprises the lock hook seat that is fixedly installed in described seatpost, rotate be arranged at the latch hook on described lock hook seat and be arranged at lock hook seat and latch hook between torsion spring, when described vehicle frame is during in expanded position, described strut is stuck in latch hook.
more preferably, when described vehicle frame is during in expanded position, described torsion spring and strut lay respectively at the both sides of seatpost.
further, when described vehicle frame is during in expanded position, described latch hook has opening fore shaft forward, and described strut is stuck in fore shaft.
preferably, described front-wheel support is rotationally connected with rear wheel support by a pivot, and described pivot is positioned at the below of strut and seatpost.
preferably, the two ends of described strut are fixedly connected on respectively the top of two described front-wheel supports, and the two ends of described seatpost are rotationally connected with respectively the top of two described rear wheel supports, and described lockout mechanism is arranged between the two ends of seatpost and locates.
the utility model adopts above structure, and tool has the following advantages: because seatpost can be rotated relative to rear wheel support, and lockout mechanism is arranged in seatpost, in the time of release, upwards tractive seatpost can complete the folding of car load, and one carry and close, folding convenient, and complete vehicle structure is simple, after folding, can support oneself.
Accompanying drawing explanation
fig. 1 block diagram during in expanded position that is the utility model at vehicle frame;
fig. 2 lateral plan during in expanded position that is the utility model at vehicle frame;
fig. 3 block diagram during in folding position that is the utility model at vehicle frame;
fig. 4 lateral plan during in folding position that is the utility model at vehicle frame.
wherein, 10, vehicle frame; 1, push-rod frame; 2, front-wheel support; 3, rear wheel support; 4, strut; 5, seatpost; 6, lockout mechanism; 61, lock hook seat; 62, lock pin; 7, side handrail; 8, front handrail; 9, pivot;
20, front component;
30, wheel assembly.
The specific embodiment
below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be those skilled in the art will recognize that, protection domain of the present utility model is made to more explicit defining.
shown in Fig. 1-4, a kind of children trolley, comprises vehicle frame 10, front component 20 and the wheel assembly 30 with expanded position and folding position, and described vehicle frame 10 comprises:
push-rod frame 1, it is roughly inverted U-shaped, has two lower ends;
two front-wheel supports 2, its upper end is rotationally connected with respectively two lower ends of described push-rod frame 1, and described front component 20 is installed on the bottom of front-wheel support 2;
two rear wheel supports 3, it is rotationally connected with described front-wheel support 2 by a pivot 9 respectively, and rear wheel support 3 is actual comprises the top that is positioned at pivot 9 tops and the bottom that is positioned at pivot 9 belows, and described wheel assembly 30 is installed on the bottom of rear wheel support 3;
strut 4, the top that it is fixedly connected on the top of described front-wheel support 2 and is positioned at described pivot 9;
seatpost 5, the top that it is rotationally connected with the top of described rear wheel support 3 and is positioned at described pivot 9;
lockout mechanism 6, it is arranged in described strut 4 or seatpost 5 for strut 4 is locked mutually with seatpost 5, makes described vehicle frame 10 stably in expanded position.
particularly, described lockout mechanism 6 comprises the lock hook seat 61 that is fixedly installed in described seatpost 5, rotate be arranged at the latch hook 62 on described lock hook seat 61 and be arranged at lock hook seat 61 and latch hook 62 between torsion spring, torsion spring for resetting latch hook 62 after strut 4 and seatpost 5 releases, when described vehicle frame 10 is during in expanded position, described torsion spring and strut 4 lay respectively at the both sides of seatpost 5, described latch hook 62 has opening fore shaft forward, and described strut 4 is stuck in fore shaft.
described vehicle frame 10 also comprises side handrail 7, and upper end, the rear end that the front end of described side handrail 7 is rotationally connected with rear wheel support 3 is rotationally connected with the bottom of push-rod frame 1.More specifically, the upper end of two described rear wheel supports 3 is all fixedly connected on a front handrail 8, and the front end of described side handrail 7 is rotationally connected with front handrail 8.
the two ends of described strut 4 are fixedly connected on respectively the top of two described front-wheel supports 2, and the two ends of described seatpost 5 are rotationally connected with respectively the top of two described rear wheel supports 3, and described lockout mechanism 6 is arranged between the two ends of seatpost 5 and locates.
working process of the present utility model is as follows:
this children trolley is when folding, upwards mention latch hook 62, by seatpost 5 and strut 4 releases, seatpost 5 is upwards rotated under pulling force effect, rear wheel support 3 drives trailing wheel to draw close to front-wheel, side handrail 7 front ends rotate along clockwise direction under the promotion of rear wheel support 3 upper ends, and the rear end of side handrail 7 drives push rod to rotate along clockwise direction as for rear wheel support 3 and draws close, and realize the folding of go-cart.One-handed performance can complete folding, folding convenient, one carry and close, trolley rack 10 structures simple and folding after go-cart can support oneself.
above-described embodiment is only explanation technical conceive of the present utility model and feature; it is a kind of preferred embodiment; its object is that person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalent transformations of doing according to Spirit Essence of the present utility model or modification, within all should being encompassed in protection domain of the present utility model.
Claims (8)
1. a children trolley, comprises vehicle frame, front component and the wheel assembly with expanded position and folding position, it is characterized in that: described vehicle frame comprises
Push-rod frame;
Front-wheel support, its upper end is rotationally connected with the lower end of described push-rod frame, and described front component is installed on the bottom of front-wheel support;
Rear wheel support, it is rotationally connected with described front-wheel support, and described wheel assembly is installed on the bottom of rear wheel support;
Strut, it is fixedly connected on the top of described front-wheel support;
Seatpost, it is rotationally connected with the top of described rear wheel support;
Lockout mechanism, it is arranged in described strut and/or seatpost for strut is locked mutually with seatpost, makes described vehicle frame stably in expanded position.
2. children trolley according to claim 1, is characterized in that: described vehicle frame also comprises side handrail, and the front end of described side handrail is rotationally connected with the upper end of rear wheel support, rear end and is rotationally connected with the bottom of push-rod frame.
3. children trolley according to claim 2, is characterized in that: the upper end of two described rear wheel supports is all fixedly connected on a front handrail, and the front end of described side handrail is rotationally connected with front handrail.
4. children trolley according to claim 1, it is characterized in that: described lockout mechanism comprises the lock hook seat that is fixedly installed in described seatpost, rotate be arranged at the latch hook on described lock hook seat and be arranged at lock hook seat and latch hook between torsion spring, when described vehicle frame is during in expanded position, described strut is stuck in latch hook.
5. children trolley according to claim 4, is characterized in that: when described vehicle frame is during in expanded position, described torsion spring and strut lay respectively at the both sides of seatpost.
6. children trolley according to claim 5, is characterized in that: when described vehicle frame is during in expanded position, described latch hook has opening fore shaft forward, and described strut is stuck in fore shaft.
7. children trolley according to claim 1, is characterized in that: described front-wheel support is rotationally connected with rear wheel support by a pivot, described pivot is positioned at the below of strut and seatpost.
8. children trolley according to claim 1, it is characterized in that: the two ends of described strut are fixedly connected on respectively the top of two described front-wheel supports, the two ends of described seatpost are rotationally connected with respectively the top of two described rear wheel supports, and described lockout mechanism is arranged between the two ends of seatpost and locates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320884236.7U CN203698369U (en) | 2013-12-31 | 2013-12-31 | Stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320884236.7U CN203698369U (en) | 2013-12-31 | 2013-12-31 | Stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203698369U true CN203698369U (en) | 2014-07-09 |
Family
ID=51048849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320884236.7U Expired - Fee Related CN203698369U (en) | 2013-12-31 | 2013-12-31 | Stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203698369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429070A (en) * | 2020-12-07 | 2021-03-02 | 东莞金旺儿童用品有限公司 | Children's barrow frame |
-
2013
- 2013-12-31 CN CN201320884236.7U patent/CN203698369U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429070A (en) * | 2020-12-07 | 2021-03-02 | 东莞金旺儿童用品有限公司 | Children's barrow frame |
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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: 20140709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |