CN103909959B - A kind of three-wheel children trolley - Google Patents
A kind of three-wheel children trolley Download PDFInfo
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- CN103909959B CN103909959B CN201410091129.8A CN201410091129A CN103909959B CN 103909959 B CN103909959 B CN 103909959B CN 201410091129 A CN201410091129 A CN 201410091129A CN 103909959 B CN103909959 B CN 103909959B
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- Prior art keywords
- fore
- stock
- vehicle frame
- assembly
- poppet
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a kind of three-wheel children trolley, including the vehicle frame with expanded position and folding position, front component, wheel assembly, wherein vehicle frame includes two side stands laying respectively at both sides, the connection assembly being connected between two side stands, the side stand of every side all includes fore-stock, bottom rotates with the top of fore-stock the push rod being connected, top is rotatably connected to the after-poppet on push rod, the seat bar being connected between fore-stock and after-poppet, the bottom of the fore-stock of both sides rotates connection, connect the rear pole assembly that assembly includes being located at vehicle frame rear portion, it is located at the bottom supporting rod assembly of bottom of frame.This cart structure is simple, it is convenient to folds or launches, when vehicle frame folding, fore-stock, push rod, after-poppet, seat bar and connection assembly all can closely be close together, making the body frame structure for automotive after folding compact, its space taken up an area is less, it is simple to deposits or transports.
Description
Technical field
The present invention relates to a kind of three-wheel children trolley.
Background technology
In prior art, the vehicle frame of three-wheel children trolley is respectively provided with expanded position and folding position, often can only carry out folding along the left and right directions of vehicle frame, fore-and-aft direction during vehicle frame folding, and the vehicle frame volume after folding is bigger, structure is the compactest, affects depositing and transporting of this vehicle frame.
Summary of the invention
It is an object of the invention to provide a kind of can conveniently folding and three-wheel children trolley that folded configuration is compact.
For reaching above-mentioned purpose, the technical solution used in the present invention is:
nullA kind of three-wheel children trolley，Including the vehicle frame with expanded position and folding position、Front component、Wheel assembly，Described vehicle frame includes two side stands laying respectively at both sides、The connection assembly being connected between two described side stands，The described side stand of every side all includes fore-stock、Bottom rotates with the top of described fore-stock the push rod being connected、Top is rotatably connected to the after-poppet on described push rod、Anterior it is connected to rotationally on described fore-stock and rear portion rotates with described after-poppet the seat bar being connected，The bottom of the described fore-stock of both sides is rotated connection by the first rotating shaft，Described connection assembly includes the rear pole assembly being located at described vehicle frame rear portion、It is located at the bottom supporting rod assembly of described bottom of frame，Described rear pole assembly can launch along the left and right directions of described vehicle frame or be connected to foldedly between the described after-poppet of both sides，Described bottom supporting rod assembly can launch or be connected to foldedly the described after-poppet bottom of both sides and at least between fore-stock bottom described in side along direction before and after described vehicle frame.
Preferably, described bottom supporting rod assembly includes intersecting and at hinged the first bottom supporting rod of infall and the second bottom supporting rod, rear portion rotates with the front portion of the first bottom supporting rod the first connecting rod being connected, rear portion rotates with the front portion of described second bottom supporting rod the second connecting rod being connected, the front portion of the anterior and described second connecting rod of described first connecting rod rotates on the front portion being connected and being rotatably connected to described vehicle frame, it is connected on the described after-poppet of side to the posterior rotation of described first bottom supporting rod, it is connected on the described after-poppet of opposite side to the posterior rotation of described second bottom supporting rod.
It is further preferred that the front portion of the second connecting rod anterior, described of described first connecting rod is rotated connection by the second rotating shaft, described second rotating shaft is rotatably connected on the front portion of fore-stock described in wherein side or is rotatably connected in described first rotating shaft.
It is further preferred that on the front portion, the end of fore-stock described in described front component side installed therein or in described first rotating shaft.
It is further preferred that described front component is arranged on parts in described first connecting rod, described second connecting rod, described second rotating shaft.
Preferably, the described fore-stock of both sides is the anterior bow bent along the left and right directions of described vehicle frame to described central frame beam.
Utilization due to technique scheme, the present invention compared with prior art has the advantage that the three-wheel children trolley of the present invention, its simple in construction, can fold easily or launch, when vehicle frame folding, fore-stock, push rod, after-poppet, seat bar and connection assembly all can closely be close together so that the body frame structure for automotive after folding is compact, its space taken up an area is less, it is simple to deposits or transports.
Accompanying drawing explanation
Accompanying drawing
1
Axonometric chart when being in the deployed for the three-wheel children trolley of the present invention；
Accompanying drawing
2
Side view when being in the deployed for the three-wheel children trolley of the present invention；
Accompanying drawing
3
It is in side view during folding position for the three-wheel children trolley of the present invention；
Wherein:
1
, side stand；
11
, fore-stock；
12
, push rod；
13
, after-poppet；
14
, seat bar；
15
, the first rotating shaft；
2
, rear pole assembly；
3
, bottom supporting rod assembly；
31
, the first strut；
32
, the second strut；
33
, first connecting rod；
34
, second connecting rod；
35
, the second rotating shaft；
4
, front-wheel；
5
, trailing wheel.
Detailed description of the invention
With presently preferred embodiments of the present invention, technical scheme is further elaborated below in conjunction with the accompanying drawings.
Below in relation in the definition in direction, all according to three-wheel children trolley around user is observed in use, above-below direction be defined, left and right directions that is figure
1
In left and right directions, fore-and-aft direction that is figure
2
In left and right directions, wherein left is front, after right is, above-below direction then for figure
1
, figure
2
In above-below direction.
See figure
1
~
3
Shown three-wheel children trolley, it includes having expanded position and the vehicle frame of folding position, be located at front component anterior at the bottom of vehicle frame
4
, be located at the wheel assembly at rear portion at the bottom of vehicle frame
5
.Vehicle frame includes two side stands laying respectively at the left and right sides
1
, be connected to two side stands
1
Between connection assembly.
See figure
1
, figure
2
Shown in, the side stand of every side
1
All include fore-stock
11
, push rod
12
, after-poppet
13
, seat bar
14
, push rod
12
Bottom and fore-stock
11
Top rotate connection, after-poppet
13
Top be connected to push rod rotationally
12
Top.Seat bar
14
It is connected to fore-stock
11
And after-poppet
13
Between, its rear and front end is connected to fore-stock the most rotationally
11
, after-poppet
13
On.Both sides side stand
1
On fore-stock
11
It is the anterior bow bent along the left and right directions of vehicle frame, two fore-stocks to central frame beam
11
Front portion by the first rotating shaft
15
Rotate connection, when vehicle frame folding, and the fore-stock of both sides
11
Around the first rotating shaft
15
Draw close.
Connect the rear pole assembly that assembly includes being located at vehicle frame rear portion
2
, be located at the bottom supporting rod assembly of bottom of frame
3
, rear pole assembly
2
It is connected to both sides side stand
1
After-poppet
13
Between, it can launch along the left and right directions of vehicle frame or fold.Bottom supporting rod assembly
3
Including the first bottom supporting rod
31
, the second bottom supporting rod
32
, first connecting rod
33
, second connecting rod
34
, the first bottom supporting rod
31
With the second bottom supporting rod
32
Intersect and arrange and be rotationally connected by bearing pin at infall, the first bottom supporting rod
31
Posterior rotation be connected to the after-poppet of side
13
Bottom on, the second bottom supporting rod
32
Posterior rotation be connected to opposite side after-poppet
13
Bottom on, first connecting rod
33
Rear portion be hinged on the first bottom supporting rod
31
Front portion, second connecting rod
34
Rear portion be hinged on the second bottom supporting rod
32
Front portion, first connecting rod
33
Front portion and second connecting rod
34
Front portion by the second rotating shaft
35
Rotate and connect and be rotatably connected on the front portion of vehicle frame.Can be by the second rotating shaft during connection
35
It is connected to wherein side side stand rotationally
1
Fore-stock
11
On front lower portion, or by the second rotating shaft
35
With the first rotating shaft
15
It is rotatably connected.Can certainly be by first connecting rod
33
With second connecting rod
34
Front portion be connected to the front portion of vehicle frame by switching device.
Front component
4
May be installed wherein side fore-stock
11
Front portion, the end on or be arranged on the first rotating shaft
15
On, it is also possible to it is arranged on first connecting rod
33
, second connecting rod
34
, the second rotating shaft
35
In one of them parts on, two wheel assemblies
5
Then it is arranged on both sides after-poppet
13
Bottom.
See figure
1
To figure
3
Shown in, when this children trolley is folded by needs, overturn forward push rod
12
, push rod
12
Around itself and fore-stock
11
Transit point rotate, and make fore-stock
11
Turn over, after-poppet
13
Along with push rod
12
Overturn forward, continue to overturn forward push rod
12
, present bar
14
Effect under, fore-stock
11
Front portion be pushed forward, bottom supporting rod assembly
3
The first bottom supporting rod
31
, the second bottom supporting rod
32
Rotate around transit point between the two and draw in centre so that the first connecting rod of its front portion
33
, second connecting rod
34
Draw in and move forward, rear pole assembly
2
Simultaneously along the left and right directions folding of vehicle frame, until fore-stock
11
, push rod
12
, after-poppet
13
, seat bar
14
Mutually draw close, ultimately form such as figure
3
Shown structure.
When being launched from folded state by this children trolley, pull push rod directly up
12
And turn over backward so that fore-stock
11
Gradually it is lifted up, after-poppet
13
Also with push rod
12
Turn over, simultaneously bottom supporting rod assembly
3
The first bottom supporting rod
31
With the second bottom supporting rod
32
Launch to both sides and make bottom supporting rod assembly
3
Draw in along the longitudinal direction, rear pole assembly
2
Then simultaneously along the left and right directions expansion of vehicle frame, until vehicle frame is fully deployed.This go-cart folds and launches the most more convenient, and the structure after folding is the compactest, and occupation of land space is less, can conveniently deposit and transport.
Above-described embodiment only for technology design and the feature of the present invention are described, its object is to allow person skilled in the art will appreciate that present disclosure and to implement according to this, can not limit the scope of the invention with this.All equivalence changes made according to spirit of the invention or modification, all should contain within protection scope of the present invention.
Claims (5)
1. a three-wheel children trolley, including the vehicle frame with expanded position and folding position, front component (4), wheel assembly (5), described vehicle frame includes two side stands (1) laying respectively at both sides, it is connected to the connection assembly between two described side stands (1), it is characterized in that: the described side stand (1) of every side all includes fore-stock (11), bottom rotates with the top of described fore-stock (11) push rod (12) being connected, top is rotatably connected to the after-poppet (13) on described push rod (12), front portion is connected to that described fore-stock (11) is upper and rear portion rotates with described after-poppet (13) the rotationally seat bar (14) being connected, the bottom of the described fore-stock (11) of both sides is rotated connection by the first rotating shaft (15),
nullDescribed connection assembly includes the rear pole assembly (2) being located at described vehicle frame rear portion、It is located at the bottom supporting rod assembly (3) of described bottom of frame，Described rear pole assembly (2) can be launched along the left and right directions of described vehicle frame or be connected to foldedly between the described after-poppet (13) of both sides，Described bottom supporting rod assembly (3) can launch or be connected to foldedly described after-poppet (13) bottom of both sides and at least between fore-stock (11) bottom described in side along direction before and after described vehicle frame，Described bottom supporting rod assembly (3) includes intersecting and at hinged the first bottom supporting rod (31) of infall and the second bottom supporting rod (32)、The first connecting rod (33) that rear portion is connected with the anterior phase pivot of the first bottom supporting rod (31)、The second connecting rod (34) that rear portion is connected with the anterior phase pivot of described second bottom supporting rod (32)，The anterior phase pivot of the anterior and described second connecting rod (34) of described first connecting rod (33) is connected and is rotatably connected on the front portion of described vehicle frame，It is connected on the described after-poppet (13) of side to the posterior rotation of described first bottom supporting rod (31)，It is connected on the described after-poppet (13) of opposite side to the posterior rotation of described second bottom supporting rod (32).
Three-wheel children trolley the most according to claim 1, it is characterized in that: the front portion of the second connecting rod (34) anterior, described of described first connecting rod (33) is rotated connection by the second rotating shaft (35), described second rotating shaft (35) is rotatably connected on the front portion of fore-stock (11) described in wherein side or is rotatably connected on described first rotating shaft (15).
Three-wheel children trolley the most according to claim 1 and 2, it is characterised in that: on the front portion, the end of fore-stock (11) described in described front component (4) side installed therein or in described first rotating shaft (15).
Three-wheel children trolley the most according to claim 2, it is characterised in that: described front component (4) is arranged on parts in described first connecting rod (33), described second connecting rod (34), described second rotating shaft (35).
Three-wheel children trolley the most according to claim 1, it is characterised in that: the described fore-stock (11) of both sides is the anterior bow bent along the left and right directions of described vehicle frame to described central frame beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410091129.8A CN103909959B (en) | 2013-12-17 | 2014-03-13 | A kind of three-wheel children trolley |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689626 | 2013-12-17 | ||
| CN201310689626.3 | 2013-12-17 | ||
| CN2013106896263 | 2013-12-17 | ||
| CN201410091129.8A CN103909959B (en) | 2013-12-17 | 2014-03-13 | A kind of three-wheel children trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103909959A CN103909959A (en) | 2014-07-09 |
| CN103909959B true CN103909959B (en) | 2016-08-24 |
Family
ID=50987360
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410091129.8A Active CN103909959B (en) | 2013-12-17 | 2014-03-13 | A kind of three-wheel children trolley |
| CN201410091068.5A Active CN103895680B (en) | 2013-12-17 | 2014-03-13 | A kind of child umbrella handle vehicle |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410091068.5A Active CN103895680B (en) | 2013-12-17 | 2014-03-13 | A kind of child umbrella handle vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN103909959B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515829B (en) * | 2016-12-14 | 2020-09-01 | 好孩子儿童用品有限公司 | Children's barrow |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1594003A (en) * | 2004-06-21 | 2005-03-16 | 好孩子儿童用品有限公司 | Foldable baby carriage |
| CN201086732Y (en) * | 2007-06-26 | 2008-07-16 | 黄明泰 | Three-wheel folding type umbrella vehicle |
| EP2014536A1 (en) * | 2007-07-13 | 2009-01-14 | Ming-Tai Huang | Foldable toy stroller |
| CN203111256U (en) * | 2013-01-28 | 2013-08-07 | 好孩子儿童用品有限公司 | Stroller |
| CN203864745U (en) * | 2013-12-17 | 2014-10-08 | 好孩子儿童用品有限公司 | Three-wheel stroller |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5339959Y2 (en) * | 1975-02-18 | 1978-09-27 | ||
| FR2369957A1 (en) * | 1976-11-05 | 1978-06-02 | Lepinay Roger | Baby's folding pushchair - has hammock suspended between sides linked by foldable stay and supported by stays movable between lying sitting positions |
| GB2268126A (en) * | 1992-06-23 | 1994-01-05 | Huang Ming Tai | Foldable toy stroller structure. |
| US6325406B1 (en) * | 1999-10-08 | 2001-12-04 | American Recreation Products, Inc. | Collapsible stroller |
| CN2573341Y (en) * | 2002-04-26 | 2003-09-17 | 好孩子儿童用品有限公司 | Transversely and longitudinally folding perambulator |
| ATE401228T1 (en) * | 2003-04-10 | 2008-08-15 | Maxi Miliaan Bv | PUSH CAR |
| US7568721B2 (en) * | 2007-07-05 | 2009-08-04 | Ming-Tai Huang | Foldable three-wheel stroller |
-
2014
- 2014-03-13 CN CN201410091129.8A patent/CN103909959B/en active Active
- 2014-03-13 CN CN201410091068.5A patent/CN103895680B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1594003A (en) * | 2004-06-21 | 2005-03-16 | 好孩子儿童用品有限公司 | Foldable baby carriage |
| CN201086732Y (en) * | 2007-06-26 | 2008-07-16 | 黄明泰 | Three-wheel folding type umbrella vehicle |
| EP2014536A1 (en) * | 2007-07-13 | 2009-01-14 | Ming-Tai Huang | Foldable toy stroller |
| CN203111256U (en) * | 2013-01-28 | 2013-08-07 | 好孩子儿童用品有限公司 | Stroller |
| CN203864745U (en) * | 2013-12-17 | 2014-10-08 | 好孩子儿童用品有限公司 | Three-wheel stroller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103895680A (en) | 2014-07-02 |
| CN103909959A (en) | 2014-07-09 |
| CN103895680B (en) | 2016-07-06 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |