CN206826725U - A kind of children trolley - Google Patents
A kind of children trolley Download PDFInfo
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- CN206826725U CN206826725U CN201720516432.7U CN201720516432U CN206826725U CN 206826725 U CN206826725 U CN 206826725U CN 201720516432 U CN201720516432 U CN 201720516432U CN 206826725 U CN206826725 U CN 206826725U
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- push rod
- stroller
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- rotation connection
- frame
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- 238000010586 diagram Methods 0.000 description 3
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
It the utility model is related to a kind of children trolley, locking mechanism including the stroller frame with deployed condition and folded state, for stroller frame to be locked in deployed condition, stroller frame includes the side stand positioned at stroller both sides, side stand includes that bottom is provided with the fore-stock of front component, bottom is provided with the push rod and seatpost of wheel assembly, and stroller frame, which also includes, to be connected and be supported between the side stand of both sides and can fold the bottom bracing frame and back pole-bracket collapsed along stroller frame left and right directions.Children trolley of the present utility model, compared to traditional stroller, wheel assembly is arranged on to the bottom of push rod, push rod has the function that the gripping that rises in traditional children stroller is carried out, and the function of rear wheel support in traditional stroller is had concurrently, stroller entirety rod member is few, reduces the interference situation between vehicle frame folding process rod member, and improves the overall stability of vehicle body.
Description
Technical field
It the utility model is related to a kind of folding children's barrow.
Background technology
At present, children trolley has been a kind of indispensable instrument of infant's trip, and user is pursuing firm, the peace of perambulator
Outside full basic demand, increasingly pay attention to perambulator overall structure is simple and the features such as folding convenient.Youngster of the prior art
Virgin stroller, including the stroller frame with expanded position and folding position, the front wheels for being arranged at the stroller frame bottom front portion
Part, the wheel assembly for being arranged at described stroller frame bottom rear portion, the locking that described stroller frame is locked in deployed condition
Mechanism, the seat being arranged in described stroller frame.The species of existing stroller frame is various, the number of the rod member of stroller frame
Mesh is different, and the annexation, link position between each rod member are different, so as to which folding principle and folding mode are different.Some
Linked component is complicated, and rod member is more, is also easy to produce interference during folding.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of improved children trolley.
In order to solve the above-mentioned technical problem, a kind of technical scheme of the utility model use is：
A kind of children trolley, including the stroller frame with deployed condition and folded state, for stroller frame to be locked
Locking mechanism in deployed condition, be separately positioned on that stroller frame bottom is anterior and bottom behind front component and wheel assembly, push away
Vehicle carriage include positioned at stroller both sides side stand, side stand including bottom be provided with the fore-stock of front component, push rod with
And seatpost, wheel assembly are arranged on the bottom of push rod, the company that the upper end of fore-stock can rotate and slide relative to push rod
It is connected on push rod, front portion, the rear portion of seatpost are rotatablely connected with fore-stock and push rod respectively；
Stroller frame also include connect and be supported on it is between the side stand of both sides and can be along stroller frame left and right directions
The bottom bracing frame and back pole-bracket collapsed is folded, upper end, the bottom of bottom bracing frame turn with the front portion of seatpost and the bottom of push rod respectively
Dynamic connection, the upper and lower end of back pole-bracket and the push rod of both sides are rotatablely connected.
Preferably, push rod includes vertically extending straight bar section and the handle for supplying human hand to grip located at straight bar section upper end
Hand, a bar that straight bar section is formed in one or be fixedly connected by plurality of rods head and the tail are formed, and wheel assembly is located under straight bar section
End.
Preferably, stroller frame also includes the sliding part being arranged on push rod slided, the upper end of fore-stock and slip
Part is rotatablely connected.
Preferably, when stroller frame is respectively at deployed condition and folded state, the upper end of fore-stock is connected to
The first position and the second place of push rod, the second place are between first position and the upper end of push rod.
Preferably, locking mechanism includes radially sliding the locking bullet pin on the push rod, on sliding part with
Locking bullet pin is engaged the lockhole of setting, and locking mechanism also includes being used to make locking bullet pin be intended to the direction motion towards lockhole
Elastic component.
Preferably, back pole-bracket includes：
Middle bar, middle bar extend along stroller above-below direction；
One end of first upper connecting rod and the second upper connecting rod, the first upper connecting rod and the second upper connecting rod upper end with middle bar respectively
Rotation connection, the other end are rotatablely connected with the push rod of both sides respectively；
One end of first lower link and the second lower link, the first lower link and the second lower link turns with the bottom of middle bar respectively
Dynamic connection, the other end are rotatablely connected with the push rod of both sides respectively；
Sliding block, its bearing of trend along middle bar can be slidably arranged on middle bar；
First diagonal control arm, the second diagonal control arm, the first diagonal control arm, the second diagonal control arm lower end respectively with the first lower link and
Two lower links are rotatablely connected, and upper end is rotatablely connected with sliding block.
Preferably, back pole-bracket also includes the first contiguous block for being fixed at middle bar upper end, and stroller also includes connecting with first
Connect the handle that block is fixed or is rotatablely connected.
Preferably, bottom bracing frame is diesis structure bottom bracing frame, including intersects and rotate the of connection in infall
One bottom bar and the second bottom bar and intersect and the 3rd bottom bar and the 4th bottom bar of the connection that rotated in infall, the first bottom bar
Rotated connection with the bottom of the 4th bottom bar, the seatpost of the top of the first bottom bar and the 4th bottom bar respectively with both sides is rotatablely connected；
The top of second bottom bar and the 3rd bottom bar rotates connection, the bottom of the second bottom bar and the 3rd bottom bar respectively with the push rod of both sides
Lower rotational connects.
Preferably, rotated in the part of bottom bracing frame and back pole-bracket rotational axis line between two parts of connection and
Rotational axis line between back pole-bracket and push rod extends respectively along the fore-and-aft direction of stroller, rotates the two of connection in side stand
Left and right directions extension of the rotational axis line along stroller between individual part.
Preferably, when stroller frame is in deployed condition, seatpost and bottom bracing are located at the rotation connection of seatpost and fore-stock
Positioned at the rotation connection of the bottom of back pole-bracket and push rod at the rotation connection of front at the rotation connection of frame, seatpost and push rod
Place and bottom bracing frame and push rod rotation connection between, at the rotation connection of fore-stock and push rod positioned at back pole-bracket upper end and
Top at the rotation connection of push rod.
Preferably, fore-stock is rotatablely connected by first rotating shaft, the second rotating shaft and seatpost, push rod respectively, and push rod leads to respectively
The 3rd rotating shaft, the 4th rotating shaft and bottom bracing frame, the dynamic connection of seatpost rotation are crossed, the bottom and upper end of back pole-bracket pass through the 5th respectively
Rotating shaft, the 6th rotating shaft and push rod are rotatablely connected；Bottom bracing frame is rotatablely connected by the 7th rotating shaft and seatpost.
Preferably, fore-stock there is brace section and be connected to brace section upper end and backward bending extension with push rod rotate and
The connecting rod section being slidably connected, the bottom of brace section are provided with front component.
Preferably, seatpost has front rod section and is connected to front rod section rearward end and is rotated to back lower place bending extension with push rod
The rear bar segment of connection, front rod section are rotatablely connected with fore-stock.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
Children trolley of the present utility model, compared to traditional stroller, by wheel assembly installed in the bottom of push rod, push rod
Have the function that the gripping that rises in traditional children stroller is carried out, and had the function of rear wheel support in traditional stroller concurrently, push away
Car entirety rod member is few, reduces the interference situation between vehicle frame folding process rod member, and improves the overall stability of vehicle body,
Left and right directions is caused after stroller the past to realize that one carries and rolls over using bottom bracing frame and back pole-bracket, and volume after folding is smaller.
Brief description of the drawings
Fig. 1 is the main structure diagram under children trolley deployed condition of the present utility model；
Fig. 2 is the dimensional structure diagram under children trolley deployed condition of the present utility model；
Fig. 3 is the main structure diagram under children trolley folded state of the present utility model；
Wherein：1st, side stand；2nd, fore-stock；20th, front component；21st, brace section；22nd, connecting rod section；3rd, push rod；30th, trailing wheel
Component；31st, straight bar section；310th, sliding part；32nd, handle；4th, seatpost；41st, front rod section；42nd, rear bar segment；5th, bottom bracing frame；51st, first
Bottom bar；52nd, the second bottom bar；53rd, the 3rd bottom bar；54th, the 4th bottom bar；6th, back pole-bracket；60th, middle bar；61st, the first upper connecting rod；62nd,
Two upper connecting rods；63rd, the first lower link；64th, the second lower link；65th, the first diagonal control arm；66th, the second diagonal control arm；67th, the first connection
Block；68th, the second contiguous block；69th, sliding block；7th, bullet pin is locked；8th, shake hands；D1, first rotating shaft；D2, the second rotating shaft；D3, the 3rd turn
Axle；D4, the 4th rotating shaft；D5, the 5th rotating shaft；D6, the 6th rotating shaft；D7, the 7th rotating shaft；W1, first position；W2, the second place.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of children trolley, including the stroller frame with deployed condition and folded state,
For stroller frame to be locked in the locking mechanism of deployed condition, stroller frame include positioned at stroller both sides side stand 1 and
Connect and be supported between the side stand 1 of both sides and can fold the bottom bracing frame 5 and back brace collapsed along stroller frame left and right directions
Frame 6, side stand 1 include that bottom is provided with the fore-stock 2 of front component 20, bottom is provided with the push rod of wheel assembly 30
3（Push rod 3 includes vertically extending straight bar section 31 and the handle 32 for supplying human hand to grip located at the upper end of straight bar section 31, trailing wheel
Component 30 is located at the bottom of straight bar section 31）, seatpost 4, what the upper end of fore-stock 2 rotated and slided is connected to straight bar section 31
On, in this example, that is slided on straight bar section 31 is arranged with sliding part 310, and fore-stock 2 is rotatablely connected with sliding part 310, i.e. fore-stock
2 be to slide and rotate to set stroller frame to be respectively at deployed condition and folded state relative to straight bar section 31 by sliding part 310
When, the upper end of fore-stock 2 is connected to the first position W1 and second place W2 of straight bar section 31 by sliding part 310 respectively, its
Middle first position W1 is located at the middle part of straight bar section 31, and second place W2 is located at the top of straight bar section 31, front portion, the rear portion of seatpost 4
The middle part of fore-stock 2 and the bottom of straight bar section 31 are rotatably connected on respectively；Upper end, the bottom of bottom bracing frame 5 are rotatablely connected respectively
In the front portion of seatpost 4 and the bottom of straight bar section 31, the upper and lower end of back pole-bracket 6 is rotatably connected on the straight bar section of both sides
Between 31 bottom.The locking bullet pin 7 on push rod 3 that locking mechanism in this example includes radially sliding, positioned at slip
Be engaged the lockhole of setting with locking bullet pin 7 on part 310, locking mechanism also include being used for making locking bullet pin 7 be intended to towards
The elastic component of the direction motion of lockhole.
As shown in Figure 1 and Figure 2, under vehicle frame deployed condition, fore-stock 2 is respectively by first rotating shaft D1, the second rotating shaft D 2 with sitting
Bar 4, straight bar section 31 are rotatablely connected, and straight bar section 31 is rotated by the 3rd rotating shaft D 3, the 4th rotating shaft D 4 and bottom bracing frame 5, seatpost 4 respectively
Dynamic connection, the bottom and upper end of back pole-bracket 6 are rotated with straight bar section 31 and connected by the 5th rotating shaft D 5, the 6th rotating shaft D 6 respectively
Connect；Bottom bracing frame 5 is rotatablely connected by the 7th rotating shaft D 7 with seatpost 4.First rotating shaft D1 is located at the front of the 7th rotating shaft D 7, the 4th turn
Between the 5th rotating shaft D 5 and the 3rd rotating shaft D 3, the second rotating shaft D 2 is located at the top of the 6th rotating shaft D 6 and is located at straight-bar axle D4
The medium position of section 31.First rotating shaft D1, the second rotating shaft D 2, the 3rd rotating shaft D 3, the 4th rotating shaft D 4, the rotary shaft of the 7th rotating shaft D 7
The parallel setting of heart line, and, the rotary shaft of fiveth rotating shaft D 5 and sixth rotating shaft D 6 horizontal-extending each along the left and right directions of stroller
The parallel setting of heart line, extend along the fore-and-aft direction of stroller.
As shown in Fig. 2 in this example, back pole-bracket 6 includes the middle bar 60 along the extension of stroller above-below direction, the first upper connecting rod
61st, the second upper connecting rod 62, the first lower link 63, the second lower link 64, sliding block 69 and the middle upper end of bar 60 is fixed at respectively
And bottom the first contiguous block 67 and the second contiguous block 68, stroller also includes being rotatably connected on the first contiguous block 67 and being used for
Human hand pulls up and the handle 8 of folding back pole-bracket 6；Middle bar 60 extends along stroller above-below direction；First upper connecting rod 61 and second
One end of upper connecting rod 62 is rotatablely connected with the first contiguous block 67 respectively, and the other end is rotatablely connected with the push rod 3 of both sides respectively；First
One end of the lower link 64 of lower link 63 and second is rotatablely connected with the second contiguous block 68 respectively, the other end push rod with both sides respectively
3 rotation connections；Bearing of trend of the sliding block 69 along middle bar 60 can be slidably arranged on middle bar 60；First diagonal control arm 65,
Two diagonal control arms 66, the first diagonal control arm 65, the second diagonal control arm 66 lower end respectively with 64 turns of the first lower link 63 and the second lower link
Dynamic connection, upper end is rotatablely connected with sliding block 69.
In addition, bottom bracing frame 5 is diesis structure bottom bracing frame 5, including intersects and rotate the of connection in infall
One bottom bar 51 and the second bottom bar 52 and intersect and the 3rd bottom bar 53 and the 4th bottom bar 54 of the connection that rotated in infall,
The bottom of first bottom bar 51 and the 4th bottom bar 54 rotates connection, the top of the first bottom bar 51 and the 4th bottom bar 54 respectively with both sides
Seatpost 4 be rotatablely connected；The top of second bottom bar 52 and the 3rd bottom bar 53 rotates connection, the second bottom bar 52 and the 3rd bottom bar 53
Lower rotational of the bottom respectively with the straight bar section 31 of both sides be connected.
Further, fore-stock 2 have brace section 21 and be connected to the upper end of brace section 21 and backward bending extension and directly
The connecting rod section 22 that bar segment 31 is rotated and is slidably connected, the bottom of brace section 21 are provided with front component 20.Before seatpost 4 has
Bar segment 41 and be connected to the rearward end of front rod section 41 and to the back lower place bending extension with straight bar section 31 be rotatablely connected rear bar segment 42, it is preceding
Bar segment 41 is rotatablely connected with fore-stock 2.
With reference to Fig. 1 to Fig. 3, when folding stroller frame, the handle 8 on back pole-bracket 6 is caught to move upwards, back pole-bracket 6
Middle bar 60 upwards motion drive 6 each part of back pole-bracket from the two of vehicle frame it is lateral among draw close folding, at the same time, push rod 3 also can
Drawn close from two lateral centres of vehicle frame, and drive the seatpost 4 of bottom bracing frame 5 and both sides, fore-stock 2 to be drawn close to centre, bottom bracing frame 5 exists
Fore-stock 2 can be driven while being drawn close to centre（The rearward end of fore-stock 2 by push rod 3 middle part upward sliding, i.e., from first
Put W1 and slide into second place W2, and rotate and draw close to push rod 3）, seatpost 4（Rotate rearwardly and upwardly）From the front of vehicle frame rearward
Push rod 3 draw close, until each part of vehicle frame is drawn close folding and finished；Stroller frame in a folded configuration, slide by the rearward end of fore-stock 2
Move to the top of push rod 3, front component 20 and be located at the front upper place of wheel assembly 30.
To sum up, children trolley of the present utility model, compared to traditional stroller, wheel assembly is arranged on the most lower of push rod
End, push rod has the function that the gripping that rises in traditional children stroller is carried out, and has had rear wheel support in traditional stroller concurrently
Function, stroller entirety rod member is few, reduces the interference situation between vehicle frame folding process rod member, and improves the overall steady of vehicle body
It is qualitative can, cause after stroller the past left and right directions to realize that one carries and rolls over using bottom bracing frame and back pole-bracket, and volume after folding is smaller.
The utility model is described in detail above, its object is to allow the personage for being familiar with this art can be much of that
Solve content of the present utility model and be carried out, the scope of protection of the utility model, and the utility model can not be limited with this
The above embodiments are not limited to, all equivalent change or modifications made according to Spirit Essence of the present utility model, should all be covered
Within the scope of protection of the utility model.
Claims (10)
1. a kind of children trolley, including the stroller frame with deployed condition and folded state, for stroller frame to be locked in
The locking mechanism of deployed condition, the front component being separately positioned on behind stroller frame bottom front portion and bottom（20）And wheel assembly
（30）, side stand of the stroller frame including being located at stroller both sides（1）, the side stand（1）Including bottom installation
State front component（2 0）Fore-stock（2）, push rod（3）And seatpost（4）, it is characterised in that：The wheel assembly（3 0）Peace
Mounted in the push rod（3）Bottom on, the fore-stock（2）The relatively described push rod in upper end（3）It can rotate and slide
Be connected to the push rod（3）On, the seatpost（4）Front portion, rear portion respectively with the fore-stock（2）With the push rod（3）
Rotation connection；
The stroller frame, which also includes, connects and is supported on the side stand of the both sides（1）Between and can be along the stroller car
Frame left and right directions folds the bottom bracing frame collapsed（5）And back pole-bracket（6）, the bottom bracing frame（5）Upper end, bottom respectively with institute
State seatpost（4）Anterior and described push rod（3）Lower rotational connection, the back pole-bracket（6）Upper and lower end and two
The push rod of side（3）Rotation connection.
2. children trolley according to claim 1, it is characterised in that：The push rod（3）Including vertically extending
Straight bar section（31）With located at straight bar section（31）Upper end supplies the handle that human hand grips（32）, the straight bar section（31）It is formed in one
A piece bar is fixedly connected and formed by plurality of rods head and the tail, the wheel assembly（30）Located at the straight bar section（31）Bottom.
3. children trolley according to claim 1, it is characterised in that：What the stroller frame also included sliding is arranged on institute
State push rod（3）On sliding part（310）, the fore-stock（2）Upper end and the sliding part（310）Rotation connection.
4. the children trolley according to claim 1 or 3, it is characterised in that：The stroller frame is respectively at deployed condition
During with folded state, the fore-stock（2）Upper end be connected to the push rod（3）First position（W1）And second
Put（W2）, the second place（W2）In the first position（W1）With the push rod（3）Upper end between.
5. children trolley according to claim 3, it is characterised in that：What the locking mechanism included radially sliding is located at
The push rod（3）On locking bullet pin（7）, positioned at the sliding part（310）On with it is described locking bullet pin（7）It is engaged setting
Lockhole, the locking mechanism also include be used for make it is described locking bullet pin（7）It is intended to towards the direction motion of the lockhole
Elastic component.
6. children trolley according to claim 1, it is characterised in that：The back pole-bracket（6）Including：
Middle bar（60）, the middle bar（60）Extend along stroller above-below direction；
First upper connecting rod（61）With the second upper connecting rod（62）, first upper connecting rod（61）With the second upper connecting rod（62）One end point
Not with the middle bar（60）Upper end rotation connection, the other end push rod with both sides respectively（3）Rotation connection；
First lower link（63）With the second lower link（64）, first lower link（63）With the second lower link（64）One end point
Not with the middle bar（60）Lower rotational connection, the other end push rod with both sides respectively（3）Rotation connection；
Sliding block（69）, it is along the middle bar（60）Bearing of trend can be slidably arranged in the middle bar（60）On；
First diagonal control arm（65）, the second diagonal control arm（66）, first diagonal control arm（65）, the second diagonal control arm（66）Lower end difference
With first lower link（63）With the second lower link（64）Rotation connection, upper end and the sliding block（69）Rotation connection.
7. children trolley according to claim 6, it is characterised in that：The back pole-bracket（6）It is also described including being fixed at
Middle bar（60）First contiguous block of upper end（67）, the stroller also include and first contiguous block（67）The fixed or company of rotation
The handle connect（8）.
8. children trolley according to claim 1, it is characterised in that：The bottom bracing frame（5）For diesis structure bottom bracing frame
（5）, including intersect and the first bottom bar of the connection that rotated in infall（51）With the second bottom bar（52）And intersect
And the 3rd bottom bar of the connection that rotated in infall（53）With the 4th bottom bar（54）, first bottom bar（51）With the 4th bottom bar
（54）Bottom rotate connection, first bottom bar（51）With the 4th bottom bar（54）The top seatpost with both sides respectively
（4）Rotation connection；Second bottom bar（52）With the 3rd bottom bar（53）Top rotate connection, second bottom bar（52）With
3rd bottom bar（53）The bottom push rod with both sides respectively（3）Lower rotational connection.
9. children trolley according to claim 1, it is characterised in that：The bottom bracing frame（5）And back pole-bracket（6）Part in
Rotational axis line and the back pole-bracket to rotate between two parts of connection（6）With push rod（3）Between center of rotation
Line extends respectively along the fore-and-aft direction of stroller, the rotational axis line between two parts of connection that rotated in the side stand
Extend along the left and right directions of the stroller.
10. children trolley according to claim 1, it is characterised in that：When stroller frame is in deployed condition, the seatpost
（4）With fore-stock（2）Rotation connection at be located at the seatpost（4）With bottom bracing frame（5）Rotation connection at front, the seat
Bar（4）With push rod（3）Rotation connection at be located at the back pole-bracket（6）Bottom and push rod（3）Rotation connection at and institute
State bottom bracing frame（5）With push rod（3）Rotation connection between, the fore-stock（2）With push rod（3）Rotation connection at be located at institute
State back pole-bracket（6）Upper end and push rod（3）Rotation connection at top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720516432.7U CN206826725U (en) | 2017-05-10 | 2017-05-10 | A kind of children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720516432.7U CN206826725U (en) | 2017-05-10 | 2017-05-10 | A kind of children trolley |
Publications (1)
| Publication Number | Publication Date |
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| CN206826725U true CN206826725U (en) | 2018-01-02 |
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ID=60771310
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720516432.7U Active CN206826725U (en) | 2017-05-10 | 2017-05-10 | A kind of children trolley |
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| CN (1) | CN206826725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327771A (en) * | 2018-03-19 | 2018-07-27 | 安徽酷豆丁科技发展股份有限公司 | Foldable stroller |
-
2017
- 2017-05-10 CN CN201720516432.7U patent/CN206826725U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327771A (en) * | 2018-03-19 | 2018-07-27 | 安徽酷豆丁科技发展股份有限公司 | Foldable stroller |
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