CN104309676B - Children trolley - Google Patents
Children trolley Download PDFInfo
- Publication number
- CN104309676B CN104309676B CN201410586607.2A CN201410586607A CN104309676B CN 104309676 B CN104309676 B CN 104309676B CN 201410586607 A CN201410586607 A CN 201410586607A CN 104309676 B CN104309676 B CN 104309676B
- Authority
- CN
- China
- Prior art keywords
- pole
- slide block
- adnexa
- locking mechanism
- stroller 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.)
- Active
Links
Abstract
The invention discloses a kind of children trolley, wherein stroller frame at least includes tilting the first pole extended along the vertical direction, the second pole being connected with the top phase pivot of the first pole, the front adnexa being located to posterior rotation on the first pole, front adnexa is front handrail or front tray, the locking mechanism for both being locked it is provided with between front adnexa and the first pole, second pole is provided with can order about the unlock piece that locking mechanism unlocks relative to the first pole when it rotates and draw close, when stroller frame is in deployed condition, locking mechanism locks, front adnexa and the first pole are relatively launched and interfix；When stroller frame folds, the second pole rotates relative to the first pole draws close, and unlock piece orders about described locking mechanism and unlocks, and front adnexa rotates relative to the first pole and gradually draws close mutually with the first pole.So, during stroller frame folds, front tray or front handrail can automatically occur synchronous folding so that the folding operation of stroller frame is more convenient.
Description
Technical field
The present invention relates to a kind of children trolley, particularly relate to that a kind of pallet or front handrail can the children trolleys of automatic folding when stroller frame folds.
Background technology
Children trolley generally includes folding stroller frame, wherein the front portion of stroller frame is provided with front handrail or front tray, front handrail and front tray are typically to be connected in stroller frame according to the following two kinds mode: one is front handrail or front tray to be arranged in stroller frame according to such as dismountable modes such as grafting, first this front handrail or front tray are disassembled when stroller frame is folded, deposit together with its stroller frame after folding after stroller frame folds；Another kind is front handrail and front tray to be rotationally connected with in stroller frame, and separately sets locking mechanism and lock it in stroller frame, when stroller frame being folded, needs individually to be unlocked front handrail or front tray, then carry out the folding of stroller frame.Under above two mode, the folding operation of go-cart is all inconvenient for, and affects the overall serviceability of go-cart.
Summary of the invention
It is an object of the invention to provide a kind of children trolley, wherein front tray or front handrail can automatic foldings during stroller frame folds.
For reaching above-mentioned purpose, the technical solution used in the present invention is:
A kind of children trolley, including the stroller frame with deployed condition and folded state, it is located at the wheel assembly bottom described stroller frame, described stroller frame at least includes tilting the first pole extended along the vertical direction, the second pole being connected with the top phase pivot of described first pole, posterior rotation it is located at the front adnexa on described first pole, described front adnexa is front handrail or front tray, it is provided with the locking mechanism for both being locked between described front adnexa and described first pole, described second pole is provided with can order about the unlock piece that described locking mechanism unlocks relative to described first pole when it rotates and draw close, when described stroller frame is in deployed condition, described locking mechanism locks, described front adnexa is relative with described first pole to launch and interfixes；When described stroller frame folds, described second pole rotates relative to described first pole draws close, and described unlock piece orders about described locking mechanism and unlocks, and described front adnexa rotates relative to described first pole and gradually draws close mutually with described first pole.
Preferably, described locking mechanism includes being located on described first pole the first slide block that can slide along its length, for providing described first slide block along the first elastic component of glide direction elastic-restoring force, it is located on described front adnexa the second slide block that can slide along its length, for providing described second slide block along the second elastic component of glide direction elastic-restoring force, described first slide block offers locked groove on parts in described second slide block both parts, another parts are provided with the lock dog that can be inserted in described locked groove, when described locking mechanism locks, described lock dog is plugged in described locked groove；When described locking mechanism unlocks, described first slide block is relative with described second slide block to slide, and described lock dog is separated with described locked groove.
Further, described second pole has change-over terminal, described change-over terminal is connected with the top phase pivot of described first pole by rotating shaft, described unlock piece is the adapter piece being fixedly arranged in described change-over terminal, the outside circumference of described adapter piece helically inclined-plane, the upper end of described first slide block is kept out on described screw inclined plane, when described second pole rotates relative to described first pole around described rotating shaft, described screw inclined plane promotes the most described first pole of described first slide block to slide and described lock dog is separated with described locked groove.
Further, described first slide block is provided with described locked groove, the upside groove face of described locked groove is the first inclined-plane, the rear portion of described second slide block is provided with described lock dog, the uper side surface of described lock dog is the second inclined-plane, when described second pole rotates relative to described first pole and to draw close, described adapter piece drives described first slide block to glide, described first inclined-plane matches with described second inclined-plane, and described second slide block makes described lock dog depart from described locked groove along the length direction of described front adnexa away from described first slide block slip.
Further, described first pole being fixedly provided with connection end, described front adnexa is connected to the front portion of described connection end rotationally by bearing pin.
Further, described second slide block offering and extends along a length thereof the gathering sill that direction extends, described second slide block is located at slidably in the bar chamber of described front adnexa and described bearing pin is located in described gathering sill；Described second elastic component is to be located between described second slide block and described front adnexa for the spring promoting described second slide block to slide backward.
Further, being installed with fixing axle in the bar chamber of described first pole, described first slide block offers and slides along the chute that direction extends, described first slide block is located in the bar chamber of described first pole slidably, and described fixing axle is located in described chute.
Further, described first elastic component is the spring being located between described fixing axle and described first slide block.
As a kind of specific embodiment, described first pole is fore-stock, and described second pole is push rod, and the top of described fore-stock is connected with the bottom phase pivot of described push rod.
As a kind of specific embodiment, described front adnexa is front tray.
Utilization due to technique scheme, the present invention compared with prior art has the advantage that the children trolley of the present invention, wherein stroller frame is when folding, second pole rotates relative to the first pole during drawing close, unlock piece can act on locking mechanism and makes to unlock between front adnexa and the first pole, so that front adnexa can downwardly turn over and then little by little mutually draw close with the first pole under the effect of self gravitation.This front adnexa can be front tray or front handrail, and so, during stroller frame folds, front tray or front handrail can automatically occur synchronous folding so that the folding operation summary of stroller frame, fold more convenient.
Accompanying drawing explanation
Accompanying drawing
1
Children trolley for one embodiment of the invention is in the axonometric chart under deployed condition；
Accompanying drawing
2
For accompanying drawing
1
Children trolley be in the axonometric chart under folded state；
Accompanying drawing
3
For accompanying drawing
1
Children trolley on catenation principle schematic diagram between front tray and fore-stock；Wherein locking mechanism is in the lock state；
Accompanying drawing
4
For accompanying drawing
2
Children trolley on, catenation principle schematic diagram between front tray and fore-stock；Wherein locking mechanism is in released state；
Wherein:
100
, stroller frame；
1
, fore-stock (the first pole)；
2
, push rod (the second pole)；
3
, front tray (front adnexa)；
4
, after-poppet；
5
, connection end；
6
, adapter piece (unlock piece)；
7
, the first slide block；
71
, locked groove；
71a
, the first inclined-plane；
72
, chute；
8
, the first elastic component (spring)；
9
, the second slide block；
91
, lock dog；
91b
, the second inclined-plane；
92
, gathering sill；
10
, fixing axle；
11
, bearing pin；
12
, the second elastic component (spring)；
13
, rotating shaft.
Detailed description of the invention
With specific embodiment, technical scheme is further elaborated below in conjunction with the accompanying drawings.
See figure
1
, figure
2
Shown a kind of children trolley, including the stroller frame with deployed condition and folded state
100
, be located at stroller frame
100
The wheel assembly of bottom.This stroller frame
100
Including fore-stock
1
, push rod
2
, front tray
3
And after-poppet
4
, fore-stock
1
Tilt to extend along the vertical direction, push rod
2
Bottom be change-over terminal, push rod
2
Bottom pass through rotating shaft
13
With fore-stock
1
Top phase pivot connect, after-poppet
4
Upper pivot be connected to fore-stock
1
On, front tray
3
Rear portion be also pivotally connected in fore-stock
1
Go up and be positioned at fore-stock
1
Front.Front tray
3
Rear portion and fore-stock
1
Between be provided with the locking mechanism for both being locked, push rod
2
Being provided with unlock piece, this unlock piece can be at push rod
2
Fore-stock relatively
1
Act on above-mentioned locking mechanism when rotation is drawn close and unlocked.When stroller frame is launched, locking mechanism is in the lock state, front tray
3
It is fixed on fore-stock
1
Front relatively fore-stock
1
Launch；And when stroller frame folds, push rod
2
Around the shaft
13
Fore-stock relatively
1
Rotation is drawn close, and in above process, locking mechanism is unlocked and makes front tray by unlock piece
3
Fore-stock relatively
1
Can be to fore-stock under the effect of self gravitation
1
Rotation is drawn close, such as figure after folding
2
Shown in.
See shown in each accompanying drawing, here, fore-stock
1
Top be fixedly provided with connection end
5
, front tray
3
Pass through bearing pin
11
It is rotatably arranged in connection end
5
Front portion, after-poppet
4
Upper pivot be connected to this connection end
5
Rear portion, push rod
2
Bottom pass through rotating shaft
13
It is pivotally connected to this connection end
5
On.
See figure
3
, figure
4
Shown in, locking mechanism includes being located at fore-stock
1
On the first slide block that can slide along its length
7
, for provide the first slide block
7
The first elastic component along glide direction elastic-restoring force
8
, be located at front tray
3
On the second slide block that can slide along its length
9
, for provide the second slide block
9
The second elastic component along glide direction elastic-restoring force
12
.First slide block
7
With the second slide block
9
In both parts, one of them parts offering locked groove, another parts are provided with the lock dog that can be inserted in above-mentioned locked groove, when lock dog inserts in locked groove, and the first slide block
7
With the second slide block
9
Between be relatively fixed, locking mechanism lock；And when lock dog is mutually disengaged with locked groove, the first slide block
7
With the second slide block
9
Can relatively slide, locking mechanism unlocks.
In the present embodiment, figure is seen
3
, figure
4
Shown in, the first slide block
7
Slide up and down to be located at fore-stock
1
Bar chamber in, the first slide block
7
On offer chute
72
, fore-stock
1
Bar chamber in be additionally provided with fixing axle
10
, this fixing axle
10
It is located in above-mentioned chute
72
In to provide the first slide block
7
Slide-and-guide, the first elastic component
8
Using spring, this spring is positioned at above-mentioned chute
72
Top and be positioned at the first slide block
7
With fixing axle
10
Between；Second slide block
9
It is located at front tray slidingly back and forth
3
Bar chamber in, the second slide block
9
On offer the gathering sill extended along its length
92
, bearing pin
11
It is located in gathering sill
92
In with to the second slide block
9
Carry out slide-and-guide, the second elastic component
12
Use is also spring, and this spring is positioned at front tray
3
Bar chamber in and be positioned at the second slide block
9
Front, its two ends are kept out respectively at the second slide block
9
Front end and front tray
3
Bar cavity wall on.
First slide block
7
Anterior end on offer locked groove
71
, the second slide block
9
Rear end be provided with and can be inserted into above-mentioned locked groove
71
In lock dog
91
, work as front tray
3
Fore-stock relatively
1
During expansion, the second slide block
9
At the second elastic component
12
Resilient force under and slide backward and be plugged in the first slide block
7
Locked groove
71
In, so that locking mechanism locking, and then make front tray
3
Fore-stock relatively
1
Fixing.Locked groove
71
Upside groove face be the first inclined-plane
71a
, lock dog
91
Uper side surface be the second inclined-plane
91b
, when the first slide block
7
Along fore-stock
1
During slide downward, the first inclined-plane
71a
With the second inclined-plane
91b
Match, and then the second slide block can be ordered about
9
Overcome the second elastic component
12
Elastic acting force and forward slip, i.e. away from the first slide block
7
Direction slide, the most just can make lock dog
91
Depart from locked groove
71
So that locking mechanism unlocks.
See figure
3
Shown in, push rod
2
The upper unlock piece for unlocking locking mechanism is for being fixedly arranged on push rod
2
The adapter piece of bottom
6
.This adapter piece
6
Outside circumference be screw inclined plane, i.e. the point on this screw inclined plane is to rotating shaft
13
The distance of axial line is arranged with gradually changing, the first slide block
7
At the first elastic component
8
Effect under, its upper end is kept out all the time at adapter piece
6
Above-mentioned screw inclined plane on.This screw inclined plane has distance rotating shaft
13
The nearer near-end of axial line and distance rotating shaft
13
Axial line far-end farther out, when stroller frame is launched, push rod
2
Fore-stock relatively
1
Launch, the first slide block
7
Upper end at the first elastic component
8
Effect under keep out the proximal point at screw inclined plane, the second slide block
9
The lock dog of rear end
91
At the second elastic component
10
Effect under and be stably plugged in the first slide block
7
On locked groove
71
In；And work as push rod
2
Fore-stock relatively
1
Around the shaft
13
When rotation is drawn close, adapter piece
6
The most around the shaft
13
Rotating, it is gradually rotated to far-end by near-end, the first slide block
7
Upper end little by little keep out to adapter piece
6
The remote location of upper screw inclined plane, in above process, screw inclined plane promotes the first slide block
7
So that it is overcome the first elastic component
8
Active force and slide gradually downward, the most just make the first inclined-plane
71a
Act on the second inclined-plane
91b
So that the second slide block
9
Along front tray
3
Forward slip, and then make lock dog
91
With locked groove
71
It is separated, at front tray
3
Under the effect of self gravitation, front tray
3
Around bearing pin
11
Downwardly turn over and and fore-stock
1
Gradually it is close together.
To sum up, the children trolley of the present invention, in stroller frame
100
During folding operation, front tray
3
With fore-stock
1
Between locking mechanism can automatically be unlocked, and front tray
3
Under the effect of self gravitation little by little with fore-stock
1
Mutually drawing close, user is without again by front tray
3
Pull down or the most individually carry out folding operation so that the folding operation of stroller frame is more convenient.
Above-mentioned arrange in structure, front tray
3
Also can be replaced front handrail, for the automatic folding of handrail front in stroller frame folding operation.
In other some stroller frame structures, if as the front tray of front adnexa
3
Or front handrail is located on after-poppet, also only locking mechanism need to be set between this after-poppet and front adnexa, and unlock piece is set on the second pole being connected with after-poppet phase pivot, when can make stroller frame folding operation, this second pole is during after-poppet rotates, unlock piece acts on locking mechanism and is unlocked, and then makes front adnexa gradually rotate against with after-poppet and draw close under the effect of self gravitation.
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 (10)
1. a children trolley, including the stroller frame with deployed condition and folded state, it is located at the wheel assembly bottom described stroller frame, it is characterized in that: described stroller frame at least includes tilting the first pole extended along the vertical direction, the second pole being connected with the top phase pivot of described first pole, posterior rotation it is located at the front adnexa on described first pole, described front adnexa is front handrail or front tray, it is provided with the locking mechanism for both being locked between described front adnexa and described first pole, described second pole is provided with can order about the unlock piece that described locking mechanism unlocks relative to described first pole when it rotates and draw close, when described stroller frame is in deployed condition, described locking mechanism locks, described front adnexa is relative with described first pole to launch and interfixes；When described stroller frame folds, described second pole rotates relative to described first pole draws close, and described unlock piece orders about described locking mechanism and unlocks, and described front adnexa rotates relative to described first pole and gradually draws close mutually with described first pole.
Children trolley the most according to claim 1, it is characterized in that: described locking mechanism includes being located on described first pole the first slide block that can slide along its length, for providing described first slide block along the first elastic component of glide direction elastic-restoring force, it is located on described front adnexa the second slide block that can slide along its length, for providing described second slide block along the second elastic component of glide direction elastic-restoring force, described first slide block offers locked groove on parts in described second slide block both parts, another parts are provided with the lock dog that can be inserted in described locked groove, when described locking mechanism locks, described lock dog is plugged in described locked groove；When described locking mechanism unlocks, described first slide block is relative with described second slide block to slide, and described lock dog is separated with described locked groove.
Children trolley the most according to claim 2, it is characterized in that: described second pole has change-over terminal, described change-over terminal is connected with the top phase pivot of described first pole by rotating shaft, described unlock piece is the adapter piece being fixedly arranged in described change-over terminal, the outside circumference of described adapter piece helically inclined-plane, the upper end of described first slide block is kept out on described screw inclined plane, when described second pole rotates relative to described first pole around described rotating shaft, described screw inclined plane promotes the most described first pole of described first slide block to slide and described lock dog is separated with described locked groove.
Children trolley the most according to claim 3, it is characterized in that: described first slide block is provided with described locked groove, the upside groove face of described locked groove is the first inclined-plane, the rear portion of described second slide block is provided with described lock dog, the uper side surface of described lock dog is the second inclined-plane, when described second pole rotates relative to described first pole and to draw close, described adapter piece drives described first slide block to glide, described first inclined-plane matches with described second inclined-plane, described second slide block makes described lock dog depart from described locked groove along the length direction of described front adnexa away from described first slide block slip.
Children trolley the most according to claim 2, it is characterised in that: being fixedly provided with connection end on described first pole, described front adnexa is connected to the front portion of described connection end rotationally by bearing pin.
Children trolley the most according to claim 5, it is characterised in that: offering on described second slide block and extend along a length thereof the gathering sill that direction extends, described second slide block is located at slidably in the bar chamber of described front adnexa and described bearing pin is located in described gathering sill；Described second elastic component is to be located between described second slide block and described front adnexa for the spring promoting described second slide block to slide backward.
Children trolley the most according to claim 2, it is characterized in that: the bar chamber of described first pole is installed with fixing axle, offer on described first slide block and slide along the chute that direction extends, described first slide block is located in the bar chamber of described first pole slidably, and described fixing axle is located in described chute.
Children trolley the most according to claim 7, it is characterised in that: described first elastic component is the spring being located between described fixing axle and described first slide block.
9. according to the arbitrary described children trolley of claim 1 to 8, it is characterised in that: described first pole is fore-stock, and described second pole is push rod, and the top of described fore-stock is connected with the bottom phase pivot of described push rod.
Children trolley the most according to claim 9, it is characterised in that: described front adnexa is front tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410586607.2A CN104309676B (en) | 2014-10-28 | 2014-10-28 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410586607.2A CN104309676B (en) | 2014-10-28 | 2014-10-28 | Children trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104309676A CN104309676A (en) | 2015-01-28 |
| CN104309676B true CN104309676B (en) | 2016-08-24 |
Family
ID=52365042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410586607.2A Active CN104309676B (en) | 2014-10-28 | 2014-10-28 | Children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104309676B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107264601B (en) * | 2017-06-16 | 2023-09-01 | 好孩子儿童用品有限公司 | Child cart |
| CN109278840A (en) * | 2018-10-24 | 2019-01-29 | 好孩子儿童用品有限公司 | The tripper of folding children's cart |
| CN109849997A (en) * | 2019-02-28 | 2019-06-07 | 好孩子儿童用品有限公司 | Children trolley |
| CN215322815U (en) * | 2020-05-09 | 2021-12-28 | 好孩子儿童用品有限公司 | Children's barrow |
| CN112829818A (en) * | 2021-02-05 | 2021-05-25 | 广东乐美达集团有限公司 | Single-hand fast handle folding portable cart |
| CN113147876B (en) * | 2021-03-10 | 2022-08-02 | 好孩子儿童用品有限公司 | Children's barrow |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101462550B (en) * | 2008-02-05 | 2010-12-08 | 好孩子儿童用品有限公司 | Baby carriage |
| CN102101490B (en) * | 2009-12-18 | 2014-07-16 | 明门香港股份有限公司 | Withdrawable infant carrying device |
| US20140167393A1 (en) * | 2011-09-22 | 2014-06-19 | Baby Trend Inc. | Foldable stroller frame having three sections joined to and foldable around a common hub structure |
| CN203111244U (en) * | 2012-12-28 | 2013-08-07 | 好孩子儿童用品有限公司 | Baby carrier |
| CN203228815U (en) * | 2013-03-29 | 2013-10-09 | 好孩子儿童用品有限公司 | Baby stroller |
| DE202014102891U1 (en) * | 2014-06-25 | 2014-07-04 | Yong-Xiang Chen | A folding pram with one hand |
| CN204196976U (en) * | 2014-10-28 | 2015-03-11 | 好孩子儿童用品有限公司 | Children trolley |
-
2014
- 2014-10-28 CN CN201410586607.2A patent/CN104309676B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104309676A (en) | 2015-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104309676B (en) | Children trolley | |
| US20170267272A1 (en) | Baby stroller | |
| CN104590352B (en) | Children trolley | |
| CN106314515A (en) | Linkage folding type baby carrier | |
| CN204196976U (en) | Children trolley | |
| CN104149836B (en) | Children trolley | |
| CN209479738U (en) | Children trolley | |
| CN205022653U (en) | Bassinet joint folding mechanism | |
| CN104986204A (en) | Baby stroller | |
| CN204055901U (en) | Bi-directional foldable stroller | |
| CN104176101B (en) | A kind of children trolley | |
| CN104192190B (en) | Bi-directional foldable stroller | |
| CN103434555B (en) | A kind of Folding trolley | |
| CN205632624U (en) | But folding seat pocket | |
| CN205554276U (en) | Child cart | |
| CN104192195B (en) | The child umbrella handle vehicle of bi-directional foldable | |
| CN205469222U (en) | Child cart | |
| CN203996362U (en) | Children trolley | |
| CN203996357U (en) | A kind of children trolley | |
| CN205440485U (en) | Children's trolley | |
| CN104057992B (en) | Stroller | |
| CN104192189A (en) | Child stroller | |
| CN106275036A (en) | Folding trolley | |
| CN106218695A (en) | The frame for baby cart that a kind of volume after folding is less | |
| CN104326006A (en) | Children umbrella stroller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| 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 |