CN208585304U - A kind of children trolley - Google Patents
A kind of children trolley Download PDFInfo
- Publication number
- CN208585304U CN208585304U CN201820808361.2U CN201820808361U CN208585304U CN 208585304 U CN208585304 U CN 208585304U CN 201820808361 U CN201820808361 U CN 201820808361U CN 208585304 U CN208585304 U CN 208585304U
- Authority
- CN
- China
- Prior art keywords
- wheel support
- rod
- seatpost
- vehicle frame
- children trolley
- 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.)
- Withdrawn - After Issue
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000003447 ipsilateral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 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
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Abstract
The utility model discloses a kind of children trolley, including the vehicle frame with unfolded state and folded state, the front component set on vehicle frame bottom front, the wheel assembly set on vehicle frame bottom rear portion, for by vehicle frame locking locking mechanism in the deployed state, the vehicle frame setting of the utility model is succinct, comfortable, beautiful, and after folding, the lower part of front-wheel support, the lower part of rear wheel support are mutually drawn close with the upper end of push rod, so that vehicle frame small volume and flat.
Description
Technical field
The utility model relates to a kind of children trolleys.
Background technique
Existing children trolley mostly uses the folding of vehicle frame greatly to reduce the storage volume of cart, and cart user is increasingly
Wish that folded children trolley volume is as small as possible, current children trolley foldable structure becomes increasingly complex as a result, so that
The folded volume of vehicle frame reduces as far as possible.But excessively complicated foldable structure gets over the folding of children trolley and use
Carry out more complicated, more inconvenience.
Therefore, need that a kind of structure is simple, easy to use and folding rear carriage is integrally in that flat children push away at present
Vehicle.
Summary of the invention
The purpose of the utility model is to provide a kind of structure is simple, flat children trolley after folding.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of children trolley, including has expansion shape
The vehicle frame of state and folded state, the front component set on vehicle frame bottom front, the wheel assembly set on vehicle frame bottom rear portion,
For the locking mechanism by vehicle frame locking in the deployed state, the vehicle frame includes being located at left and right sides of the children trolley
Two groups of side stands, side stand described in every side includes front-wheel support, rear wheel support, push rod, basket rod, swing rod, seatpost and company
Bar, the top of the rear wheel support are connect with the top phase pivot of the front-wheel support, the lower part of the push rod and the front-wheel
The top phase pivot of bracket connects, and the front of the seatpost can either relatively rotate and can be opposite along the length direction of itself
It is slidably connect with the front-wheel support or the rear wheel support, the lower part phase of the front of the basket rod and the front-wheel support
It is pivotally connected, the swing rod is connect with the rear wheel support phase pivot, and the lower part of the swing rod and the basket rod phase pivot
Connection, top are connect with the back pivot of the seatpost;The both ends of the connecting rod respectively with the push rod and the seatpost pivot
Axis connection, when the vehicle frame folding, the push rod turns over and collapses to the rear side of the rear wheel support, the front-wheel support
It is drawn close along the longitudinal direction with the rear wheel support.
Preferably, the front of the seatpost be equipped with adapter, the seatpost along length direction relatively slidably with institute
Adapter connection is stated, the adapter is pivotally connected in the top of the front-wheel support or is pivotally connected in the rear wheel support
Top.
It is further preferred that the front-wheel support includes connecting the body part of the front component and being fixed at described
The lower end of the adapter piece of body part upper end, the upper end of the adapter piece and the push rod is rotatablely connected, the adapter
It is pivotally connected on the lower end of the adapter piece.
It is further preferred that the adapter has through-hole, the front of the seatpost is slidably worn in the through hole.
It is further preferred that the top of the front-wheel support, the top of the rear wheel support and the adapter pass through the
One axis pivots together.
It is further preferred that the top of the front-wheel support and the lower part of the push rod are pivotally connected by the second axis, institute
State the lower section that first axle is located at second axis.
Preferably, when vehicle frame is in unfolded state, the ipsilateral front-wheel support and the push rod are along same length side
To extension, triangular structure is constituted between the front-wheel support, the push rod, the seatpost and the connecting rod.
Preferably, the swing rod is pivotally connected with the rear wheel support by third axis, the top of the swing rod with it is described
Seatpost is pivotally connected by the 4th axis, and the lower part of the swing rod and the basket rod are pivotally connected by the 5th axis, and the described 5th
Axis and the 4th axis are located at the front and rear sides of rear wheel support.
Preferably, the basket rod and the seatpost are U-shaped rod structure, the side stands of two sides by the basket rod and
The seatpost is connected.
Preferably, the front-wheel support, the rear wheel support, the swing rod, the basket rod constitute four-bar mechanism.
Since above-mentioned technical proposal is used, the utility model has the advantage that compared with prior art
1. the vehicle frame setting of the utility model is succinct, comfortable, beautiful, and after folding, the lower part of front-wheel support, rear-wheel
The lower part of bracket is mutually drawn close with the upper end of push rod, so that vehicle frame small volume and flat；
2. the vehicle frame folding or expansion vehicle frame of the utility model only need to operate push rod downwards or are rotated up i.e.
Can, it is easy for operation.
Detailed description of the invention
Attached drawing 1 is the stereoscopic schematic diagram of the children trolley in unfolded state of the utility model；
Attached drawing 2 is the side view of the children trolley in unfolded state of the utility model；
Attached drawing 3 is side view of the children trolley of the utility model in expansion, folding process；
Attached drawing 4 is the side view of the children trolley in folded state of the utility model；
Attached drawing 5 is the stereoscopic schematic diagram of the children trolley in folded state of the utility model.
In the figures above: 11, front component；12, wheel assembly；2, front-wheel support；3, rear wheel support；4, push rod；5, basket
Basket bar；6, swing rod；7, adapter；8, seatpost；9, connecting rod；101, first axle；102, the second axis；103, third axis；104, the 4th
Axis；105, the 5th axis；106, the 6th axis.
Specific embodiment
Embodiment shown in reference to the accompanying drawing is further described the utility model:
Referring to figure 1, a kind of children trolley, including with unfolded state and folded state vehicle frame, be set to vehicle frame
The front component 11 of bottom front, set on the wheel assembly 12 at vehicle frame bottom rear portion, for by vehicle frame locking lock in the deployed state
Determine mechanism, vehicle frame includes two groups of side stands at left and right sides of children trolley, every side side stand include front-wheel support 2, after
Wheel support 3, push rod 4, basket rod 5, swing rod 6, seatpost 8 and connecting rod 9.
In the present embodiment, the top of rear wheel support 3 is connect with 2 phase pivot of front-wheel support, the lower part of push rod 4 and front-wheel support
2 top phase pivot connection, the front of seatpost 8 can either relatively rotate and can along itself length direction relatively slidably
It is connect with front-wheel support 2 or rear wheel support 3, the front of basket rod 5 is connect with the lower part phase pivot of front-wheel support 2, and swing rod 6 is with after
The connection of 3 phase pivot of wheel support, and the lower part of swing rod 6 is connect with 5 phase pivot of basket rod, the back pivot connection on top and seatpost 8;
The both ends of connecting rod 9 are pivotally connected with push rod 4 and seatpost 8 respectively, and when vehicle frame folding, push rod 4 turns over and collapses to rear-wheel
The rear side of bracket 3, front-wheel support 2 are drawn close along the longitudinal direction with rear wheel support 3.Front-wheel support 2, rear wheel support 3, swing rod 6, basketry
Bar 5 constitutes four-bar mechanism, to drive front-wheel support 2 and rear wheel support 3 by the rotation between swing rod 6 and rear wheel support 3
Between folding or expansion.
Specifically, the front of seatpost 8 be equipped with adapter 7, seatpost 8 along length direction relatively slidably with adapter 7
Connection, adapter 7 are pivotally connected in the top of front-wheel support 2 or are pivotally connected in the top of rear wheel support 3.Front-wheel support 2
Including connecting the body part 21 of front component 11 and being fixed at the adapter piece 22 of 21 upper end of body part, adapter piece 22 it is upper
End and the lower end of push rod 4 are rotatablely connected, and the lower end of adapter piece 22 rotates with adapter 7 to be connect.
Referring to shown in attached drawing 2-4, adapter 7 has through-hole, and the front of seatpost 8 is slidably worn in through-holes.Front-wheel branch
The top of frame 2 and the top of rear wheel support 3 are pivotally connected by first axle 101, and adapter 7 is rotationally connected by first axle 101
It connects on front-wheel support 2 or rear wheel support 3.The top of front-wheel support 2 and the lower part of push rod 4 are pivotally connected by the second axis 102,
The lower part of connecting rod 9 rotates around third axis 103 with the middle part of seatpost 8 and connect, and first axle 101 is located at the lower section of the second axis 102, from
And promote the folding efficiency between rear wheel support 3 and push rod 4.
Referring to shown in attached drawing 2, when vehicle frame is in unfolded state, ipsilateral front-wheel support 2 and push rod 4 are along same length side
To extension, triangular structure is constituted between front-wheel support 2, push rod 4, seatpost 8 and connecting rod 9, to provide stabilization when vehicle frame is unfolded
Support.
Swing rod 6 and rear wheel support 3 are pivotally connected by third axis 103, and the top of swing rod 6 and seatpost 8 pass through the 4th axis 104
It is pivotally connected, the lower part of swing rod 6 and basket rod 5 are pivotally connected by the 5th axis 105, and the 5th axis 105 and the 4th axis 104 distinguish position
In the front and rear sides of rear wheel support 3.
Referring to shown in attached drawing 1 or 5, in the present embodiment, front-wheel support 2 and basket rod 5 are pivotally connected by the 6th axis 106,
6th axis is the singletree for connecting two sides front-wheel support 2, and the front end of basket rod 5 is rotatably connected on singletree, and two sides
Basket rod 5 be located at the inside of front-wheel support 2, meanwhile, basket rod 5 and seatpost 8 are U-shaped rod structure, and the side stand of two sides is logical
It crosses basket rod 5 to be connected with seatpost 8, two groups of side stands of the present embodiment pass through the 6th axis 106, basket rod 5, seatpost 8, Yi Jihou
Cross stay between wheel support 3 is connected.
When vehicle frame is in unfolded state, front-wheel support 2, push rod 4 extend along same length direction；When vehicle frame needs are stacked
When, push push rod 4 to rotate backward along the second axis 102 and draw close to front-wheel support 2, connecting rod 9 is mutually drawn close with seatpost 8, and
Seatpost 8 is slided backward from adapter 7；Seatpost 8 drives swing rod 6 to draw close to rear wheel support 3, and swing rod 6 drives basket rod 5 to front-wheel branch
Frame 2 is drawn close, and completes to fold.When vehicle frame needs to be unfolded, pulling push rod 4 to be rotated up can reversely complete to be unfolded, the present embodiment
Vehicle frame folding and expansion the relatively simple convenience of mode of operation.
When vehicle frame is in folded state, referring to shown in attached drawing 4,5, the lower part of front-wheel support 2, rear wheel support 3 lower part
It is mutually drawn close with the upper end of push rod 4, so that vehicle frame small volume and flat, folding efficiency with higher.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of children trolley, including the vehicle frame with unfolded state and folded state, the front-wheel set on vehicle frame bottom front
Component, set on the wheel assembly at vehicle frame bottom rear portion, for by vehicle frame locking locking mechanism in the deployed state, institute
Stating vehicle frame includes two groups of side stands at left and right sides of the children trolley, it is characterised in that: side stand described in every side wraps
Include front-wheel support, rear wheel support, push rod, basket rod, swing rod, seatpost and connecting rod, the top of the rear wheel support and the front-wheel
The connection of bracket phase pivot, the lower part of the push rod are connect with the top phase pivot of the front-wheel support, and the front of the seatpost was both
It is relatively rotatable to each other and can slidably connect relatively with the front-wheel support or the rear wheel support along the length direction of itself
It connects, the front of the basket rod is connect with the lower part phase pivot of the front-wheel support, the swing rod and the rear wheel support phase pivot
Axis connection, and the lower part of the swing rod is connect with the basket rod phase pivot, top is connect with the back pivot of the seatpost;
The both ends of the connecting rod are pivotally connected with the push rod and the seatpost respectively, and when the vehicle frame folding, the push rod is backward
The rear side of the rear wheel support is overturn and collapses to, the front-wheel support is drawn close along the longitudinal direction with the rear wheel support.
2. a kind of children trolley according to claim 1, it is characterised in that: the front of the seatpost is equipped with adapter, institute
It states seatpost and is slidably connect relatively with the adapter along length direction, the adapter is pivotally connected in the front-wheel branch
The top of frame or the top for being pivotally connected in the rear wheel support.
3. a kind of children trolley according to claim 2, it is characterised in that: the front-wheel support includes connecting the front-wheel
The body part of component and the adapter piece for being fixed at the body part upper end, the upper end of the adapter piece and the push rod
Lower end rotation connection, the adapter is pivotally connected on the lower end of the adapter piece.
4. a kind of children trolley according to claim 2, it is characterised in that: the adapter has through-hole, the seatpost
Front slidably wear in the through hole.
5. a kind of children trolley according to claim 2, it is characterised in that: the top of the front-wheel support, the rear-wheel
The top of bracket and the adapter are pivoted together by first axle.
6. a kind of children trolley according to claim 5, it is characterised in that: the top of the front-wheel support and the push rod
Lower part be pivotally connected by the second axis, the first axle is located at the lower section of second axis.
7. a kind of children trolley according to claim 1, it is characterised in that: ipsilateral when vehicle frame is in unfolded state
The front-wheel support and the push rod extend along same length direction, the front-wheel support, the push rod, the seatpost and described
Triangular structure is constituted between connecting rod.
8. a kind of children trolley according to claim 1, it is characterised in that: the swing rod and the rear wheel support pass through the
Three axis are pivotally connected, the top of the swing rod and the seatpost by the pivot connection of the 4th axis, the lower part of the swing rod with it is described
Basket rod is pivotally connected by the 5th axis, and the 5th axis is located at the front and rear sides of rear wheel support with the 4th axis.
9. a kind of children trolley according to claim 1, it is characterised in that: the basket rod and the seatpost are U-shaped
The side stand of rod structure, two sides is connected by the basket rod with the seatpost.
10. a kind of children trolley according to claim 1, it is characterised in that: the front-wheel support, the rear wheel support,
The swing rod, the basket rod constitute four-bar mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808361.2U CN208585304U (en) | 2018-05-29 | 2018-05-29 | A kind of children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808361.2U CN208585304U (en) | 2018-05-29 | 2018-05-29 | A kind of children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208585304U true CN208585304U (en) | 2019-03-08 |
Family
ID=65534653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820808361.2U Withdrawn - After Issue CN208585304U (en) | 2018-05-29 | 2018-05-29 | A kind of children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208585304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839705A (en) * | 2018-05-29 | 2018-11-20 | 好孩子儿童用品有限公司 | A kind of children trolley |
-
2018
- 2018-05-29 CN CN201820808361.2U patent/CN208585304U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839705A (en) * | 2018-05-29 | 2018-11-20 | 好孩子儿童用品有限公司 | A kind of children trolley |
| CN108839705B (en) * | 2018-05-29 | 2023-10-31 | 好孩子儿童用品有限公司 | Child cart |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190308 Effective date of abandoning: 20231031 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190308 Effective date of abandoning: 20231031 |