CN207955752U - A kind of children trolley - Google Patents
A kind of children trolley Download PDFInfo
- Publication number
- CN207955752U CN207955752U CN201721827625.0U CN201721827625U CN207955752U CN 207955752 U CN207955752 U CN 207955752U CN 201721827625 U CN201721827625 U CN 201721827625U CN 207955752 U CN207955752 U CN 207955752U
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- push rod
- poppet
- children trolley
- bar
- fore
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Abstract
The utility model discloses a kind of children trolleys, it include the stroller frame with expansion and folded state, stroller frame includes fore-stock, after-poppet, the secondary push rod being rotatablely connected respectively with fore-stock and after-poppet, the commutation push rod being at least rotatablely connected with a component in two components of secondary push rod and after-poppet, the seat bar being rotatablely connected respectively with fore-stock and after-poppet, the sliding part and connecting rod being slidably arranged on a bar, the one end of connecting rod is at least rotatablely connected with a component in two components of fore-stock and secondary push rod, or the one end of connecting rod is at least rotatablely connected with a component in two components of after-poppet and secondary push rod, or the one end of connecting rod is rotatablely connected with fore-stock or after-poppet, the other end of connecting rod is rotatablely connected with sliding part.The children trolley is unfolded and folding operation is convenient, and after-poppet can be housed between secondary push rod and commutation push rod after folding so that the children trolley after folding is compact-sized, small, easy to carry and storage.
Description
Technical field
The utility model is related to articles for children technical fields, and in particular to a kind of children trolley.
Background technology
Children trolley in the prior art includes stroller frame with expanded position and folding position, is arranged in cart
The front component and wheel assembly of bottom of frame, the locking mechanism for being locked in stroller frame under unfolded state.It is existing
Children trolley type is various, and the number of stroller frame rod piece is different, and the link position between each rod piece is different, to fold original
Effect after reason, folding mode and folding is different.
Invention content
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of improved children trolley.
In order to achieve the above objectives, the technical solution adopted in the utility model is：
A kind of children trolley, include with expansion and folded state stroller frame, be arranged at the bottom of the stroller frame
The front component of front is arranged in the wheel assembly at the bottom rear portion of the stroller frame and for the stroller frame to be locked in
Locking mechanism under expansion, the stroller frame include：
Fore-stock, for installing the front component；
After-poppet, for installing the wheel assembly；
Top of the lower part respectively with the top of the fore-stock and the after-poppet of secondary push rod, the pair push rod rotates
Connection；
Commutate push rod, the lower part of the commutation push rod at least with the secondary lower part of push rod and the top two of the after-poppet
A component in a component rotates connection, when the children trolley is in unfolded state, the commutation push rod have from
The first operating position extended is gradually tilted after forward direction upwards and gradually tilts the second operating position extended upwards from back to front；
Seat bar, the seat bar rotate and connect with the fore-stock and the after-poppet respectively；
Sliding part, the sliding part can be slidably arranged in along the length extending direction of the seat bar on the seat bar；
Connecting rod, the one end of the connecting rod at least with a component in two components of the fore-stock and the secondary push rod
Rotate connection or the connecting rod one end at least with a portion in the after-poppet and described secondary two components of push rod
Part rotates connection or the one end of the connecting rod rotates and connect with the fore-stock or the after-poppet, the connecting rod
The other end rotate and connect with the sliding part；
When the children trolley folds, the pair push rod and the commutation push rod are downwardly turned over and are leaned on the after-poppet
Hold together, the fore-stock is turned over to be drawn close with the after-poppet, when the children trolley is in folded state, is propped up before described
Frame, the after-poppet, the secondary push rod and the commutation push rod are mutually drawn close, every side at left and right sides of the stroller frame
In, in left-right direction, the after-poppet is respectively positioned between the secondary push rod and commutation push rod.
Preferably, the stroller frame further includes bar, the bar and the secondary push rod or the after-poppet phase
It is fixedly connected, when the children trolley is in unfolded state, and the commutation push rod is in the first operating position, the commutation pushes away
Bar is connect with the secondary push rod, and the children trolley is in positive use state；When the children trolley is in unfolded state, institute
Commutation push rod is stated when be in the second operating position, the commutation push rod is connect with the bar, and the children trolley is in instead
To use state.
Further, the commutation push rod is equipped with first connecting portion, and the pair push rod is equipped with to be connect with described first
The matched second connecting portion in portion, the bar be equipped with the matched third interconnecting piece of the first connecting portion, work as institute
It states children trolley and is in unfolded state, when the commutation push rod is in the first operating position, the first connecting portion and described the
Two interconnecting pieces match, described when the children trolley is in unfolded state, and the commutation push rod is in the second operating position
First connecting portion is matched with the third interconnecting piece.
Preferably, when the commutation push rod is in the first operating position, the pair push rod and the commutation push rod are located at
In same plane, the pair push rod is located at the inside of the commutation push rod.
Preferably, the secondary push rod includes the first bar and the second bar being fixedly connected, the lower part of first bar with it is described
Fore-stock rotates connection, and first bar rotates with the after-poppet with the junction of second bar and connect, when described
When children trolley is in unfolded state, first bar and the fore-stock extend along same rectilinear direction, first bar, institute
It states and forms an isoceles triangle between fore-stock, the after-poppet and the front component and the line of centres of the wheel assembly
Shape structure, first bar and the fore-stock are a waist of the isosceles triangular structure, and the after-poppet is described etc.
Another waist of lumbar triangle shape structure.
Preferably, the lower part of the secondary push rod, the lower part of the commutation push rod, the after-poppet three, top component phase
Rotate coaxially connection.
Preferably, the one end of the connecting rod, the top of the fore-stock, the component of lower part three of the secondary push rod are identical
Axis is rotatablely connected.
Preferably, the bar is fixed at the top of the after-poppet.
Preferably, locking mechanism setting the fore-stock, the after-poppet, the secondary push rod, the connecting rod and
Between two components being arbitrarily flexibly connected in the sliding part.
Preferably, the children trolley further includes the unlock drawstring for making the locking mechanism unlock, and the unlock is drawn
Band is arranged on the seat bar.
Due to the application of the above technical scheme, the utility model has following advantages compared with prior art：This practicality is new
The children trolley of type is simple in structure, and expansion and folding operation are convenient, and the children trolley after folding is compact-sized, small, is convenient for
It carries and stores.
Description of the drawings
Attached drawing 1 is the stereogram of the children trolley of the utility model in the deployed state（Children trolley is in positive and uses
State）；
Attached drawing 2 is the side view of the children trolley of the utility model in the deployed state（Children trolley is in positive and uses
State）；
Attached drawing 3 is the side view of the children trolley of the utility model in the deployed state（Children trolley is in reversed and uses
State）；
Attached drawing 4 is side view of the children trolley of the utility model in folding process；
Attached drawing 5 is the side view of the children trolley of the utility model in a folded configuration.
Wherein：1, stroller frame；11, fore-stock；12, after-poppet；13, secondary push rod；131, second connecting portion；132, first
Bar；133, the second bar；14, commutate push rod；141, first connecting portion；15, seat bar；16, sliding part；17, connecting rod；18, bar；
181, third interconnecting piece；2, front component；3, wheel assembly；4, drawstring is unlocked.
Specific implementation mode
The technical solution of the utility model is further elaborated in the following with reference to the drawings and specific embodiments.
As shown in Fig. 1 ~ Fig. 5, the children trolley of the utility model include stroller frame 1 with expansion and folded state,
Be arranged the bottom front of stroller frame 1 front component 2, be arranged the bottom rear portion of stroller frame 1 wheel assembly 3 and for will
The locking mechanism of the locking of stroller frame 1 in the deployed state.
Stroller frame 1 includes fore-stock 11, after-poppet 12, secondary push rod 13, commutation push rod 14, seat bar 15,16 and of sliding part
Connecting rod 17.Fore-stock 11 is for installing front component 2；After-poppet 12 is for installing wheel assembly 3；Distinguish the lower part of secondary push rod 13
It rotates and connect with the top on the top of fore-stock 11 and after-poppet 12；Commutate push rod 14 lower part at least under secondary push rod 13
A component in portion and two, the top of after-poppet 12 component rotates connection；Seat bar 15 respectively with fore-stock 11 and after-poppet
12 rotate connection；Sliding part 16 can be slidably arranged in along the length extending direction of seat bar 15 on a bar 15；First connecting rod
17 one end, which at least rotates with a component in fore-stock 11 and secondary 13 two components of push rod, to be connect or first connecting rod
17 one end, which at least rotates with a component in after-poppet 12 and secondary 13 two components of push rod, to be connect or first connecting rod
17 one end rotates and connect with fore-stock 11 or after-poppet 12, and the other end and the sliding part 16 of first connecting rod 17 rotate
Connection.
In the present embodiment, the lower part of secondary push rod 13, the push rod 14 that commutates lower part and after-poppet 12 three, top component phase
Rotate coaxially connection, three component same axis rotations of one end on the top of fore-stock 11, the lower part of secondary push rod 13 and connecting rod 17
Connection a, in this way, four-bar mechanism is formed between fore-stock 11, secondary push rod 13, after-poppet 12 and seat bar 15, in fore-stock
11, a slider-crank mechanism is formed between seat bar 15, sliding part 16 and connecting rod 17.
In the present embodiment, secondary push rod 13 includes positioned at the first bar 132 of the lower part of secondary push rod 13 and lower end and the first bar
The junction of the second bar 133 that 132 upper end is mutually fixedly connected, the first bar 132 and the second bar 133 respectively with commutation push rod 14
Lower part and after-poppet 12 top three component same axis rotation connection, the lower part of the first bar 132, the top of fore-stock 11 and
Three component same axis rotation connections of one end of connecting rod 17.
When children trolley is in unfolded state, commutation push rod 14 has first for gradually tilting extend upwards from front to back
Operating position and gradually tilt the second operating position extended upwards from back to front, when commutation push rod 14 in the first operating position and
When mutually being converted between the second operating position, children trolley can be made mutually to turn between positive use state and reversed use state
It changes.The stroller frame 1 further includes bar 18, and bar 18 is fixedly connected under top or the secondary push rod 13 of after-poppet 12
Portion, in this implementation, bar 18 is fixedly connected on the top of after-poppet 12.When the push rod 14 that commutates is in the first operating position,
Commutation push rod 14 is fixedly connected with secondary 13 phase of push rod, and children trolley is in positive use state at this time, as depicted in figs. 1 and 2, when
When commutation push rod 14 is in the second operating position, commutation push rod 14 is fixedly connected with 18 phase of bar, and children trolley is at this time
Reversed use state, as shown in Figure 3.
Specifically, commutation push rod 14 is equipped with first connecting portion 141, secondary push rod 13 is equipped with and 141 phase of first connecting portion
The second connecting portion 131 of cooperation, bar 18 are equipped with and 141 matched third interconnecting piece 181 of first connecting portion.Work as commutation
Push rod 14 commutates to the first operating position, i.e., when children trolley is converted to positive use state, commutation push rod 14 is turned over, directly
To making first connecting portion 141 be matched with second connecting portion 131, the push rod 14 that commutates at this time just stops turning over, and steadily
At the first operating position, children trolley is in positive use state.When commutating, push rod 14 commutates to the second operating position, i.e.,
When children trolley is converted to reversed use state, commutation push rod 14 is overturn forward, until first connecting portion 141 is made to be connect with third
Portion 181 matches, and the push rod 14 that commutates at this time just stops overturning forward, and is steadily at the second operating position, children trolley
In reversed use state.
Locking mechanism may be provided in fore-stock 11, after-poppet 12, secondary push rod 13, seat bar 15, sliding part 16 and connecting rod 17
Between two components being arbitrarily flexibly connected, as long as the position of both parts is locked, so that it may make the position of entire stroller frame 1
Locking is set, the concrete structure of locking mechanism is not the claimed technical essential of this patent, and structure in the prior art can be used.
The children trolley further includes for driving locking mechanism unlock to the unlocking mechanism for making children trolley fold, unlock
Mechanism includes unlock drawstring 4, and the unlock setting of drawstring 4 is present on bar 15, as long as lifting unlock drawstring 4 upwards, you can make locking machine
Structure unlocks, so that the children trolley can fold, can also be used by way of unlocking drawstring 4 and driving locking mechanism unlock
Technical solution in the prior art.
When the children trolley is in unfolded state, locking mechanism is in the lock state, 11 edge of the first bar 132 and fore-stock
Same rectilinear direction extends, and the first bar 132, fore-stock 11, after-poppet 12 and the center of front component 2 and wheel assembly 3 connect
An isosceles triangular structure, the first bar 132 and the waist that fore-stock 11 is the isosceles triangular structure are formed between line, it is rear to prop up
Frame 12 is another waist of the isosceles triangular structure.
At this point, commutation push rod 14 can be at the first operating position or the second operating position using, at commutation push rod 14
When the first operating position, commutation push rod 14 is connected with secondary push rod 13, i.e. first connecting portion 141 and 131 phase of second connecting portion
Cooperation, at this point, secondary push rod 13 and commutation push rod 14 are in same plane, and secondary push rod 13 is located at the inside of commutation push rod 14,
Children trolley is in positive use state, that is, rests on the face orientation of the children and the people for carrying out children trolley in children trolley
Direction it is identical, as depicted in figs. 1 and 2.
When children trolley is in unfolded state, when needing reversely to carry out children trolley, first make first connecting portion 141 and
Cooperation between two interconnecting pieces 131 disengages, and then makes commutation push rod 14 around the rotating joint with secondary push rod 13 and after-poppet 12
It overturns forward, until first connecting portion 141 is made to be matched with third interconnecting piece 181, that is, the push rod 14 that commutates is connected with bar 18
It connects, the push rod 14 that commutates at this time cannot continue to overturn forward, and steadily be at the second operating position, and children trolley is just in anti-
To use state, when children trolley under the use state in use, can make to rest on children in children trolley and carry out youngster
The people of virgin cart is face-to-face, as shown in Figure 3.
When children trolley needs commutate to positive use state from reversed use state, as long as making first connecting portion 141
Cooperation between third interconnecting piece 181 disengages, and commutation push rod 14 is then made to connect around the rotation with secondary push rod 13 and after-poppet 12
Contact is turned over, until making first connecting portion 141 be matched with second connecting portion 131, even if commutation push rod 14 and secondary push rod
13 are connected.
When children trolley needs to fold, commutation push rod 14 is first made to commutate in the first operating position, i.e. children trolley
In positive use state, as depicted in figs. 1 and 2；Then, lifting unlock drawstring 4 makes locking mechanism unlock upwards, locking mechanism
After unlock, commutation push rod 14 is pushed, so that secondary push rod 13 and commutation push rod 14 is downwardly turned over and is drawn close with after-poppet 12, makes fore-stock
11 turn over draws close with after-poppet 12, and during this, sliding part 16 is such as schemed along the length extending direction forward slip of seat bar 15
Shown in 4, until each rod piece close proximity of composition stroller frame 1 is together, it is final to fold as shown in figure 5, at this point, stroller frame
In every side of 1 left and right sides, in left-right direction, after-poppet 12 is respectively positioned between secondary push rod 13 and commutation push rod 14, this makes
Compact-sized, small, the easy to carry and storage of children trolley after must folding.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
It is all according to equivalent change or modification made by the spirit of the present invention essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (10)
1. a kind of children trolley, includes stroller frame with expansion and folded state, is arranged before the bottom of the stroller frame
The front component in portion is arranged in the wheel assembly at the bottom rear portion of the stroller frame and for the stroller frame to be locked in exhibition
Locking mechanism under opening, it is characterised in that：The stroller frame includes：
Fore-stock, for installing the front component；
After-poppet, for installing the wheel assembly；
The lower part of secondary push rod, the pair push rod rotates with the top on the top of the fore-stock and the after-poppet company respectively
It connects；
Commutate push rod, the lower part of the commutation push rod at least with the secondary lower part of push rod and two, the top portion of the after-poppet
A component in part rotates connection, and when the children trolley is in unfolded state, the commutation push rod has from forward direction
It gradually tilts the first operating position extended upwards afterwards and gradually tilts the second operating position extended upwards from back to front；
Seat bar, the seat bar rotate and connect with the fore-stock and the after-poppet respectively；
Sliding part, the sliding part can be slidably arranged in along the length extending direction of the seat bar on the seat bar；
The one end of connecting rod, the connecting rod at least turns with a component phase in two components of the fore-stock and the secondary push rod
The one end of dynamic connection or the connecting rod at least with a component phase in two components of the after-poppet and the secondary push rod
Rotation connection or the one end of the connecting rod rotate and connect with the fore-stock or the after-poppet, the connecting rod it is another
One end rotates with the sliding part and connect；
When the children trolley folds, the pair push rod and the commutation push rod are downwardly turned over and are drawn close with the after-poppet, institute
It states fore-stock and turns over and drawn close with the after-poppet, it is the fore-stock, described when the children trolley is in folded state
After-poppet, the secondary push rod and the commutation push rod are mutually drawn close, in every side at left and right sides of the stroller frame, along a left side
Right direction, the after-poppet are respectively positioned between the secondary push rod and commutation push rod.
2. children trolley according to claim 1, it is characterised in that：The stroller frame further includes bar, described to help
Hand lever is mutually fixedly connected with the secondary push rod or the after-poppet, and when the children trolley is in unfolded state, the commutation pushes away
When bar is in the first operating position, the commutation push rod is connect with the secondary push rod, and the children trolley is in positive and uses shape
State；When the children trolley is in unfolded state, and the commutation push rod is in the second operating position, the commutation push rod and institute
Bar connection is stated, the children trolley is in reversed use state.
3. children trolley according to claim 2, it is characterised in that：The commutation push rod is equipped with first connecting portion, institute
State secondary push rod be equipped with the matched second connecting portion of the first connecting portion, the bar be equipped with and it is described first connect
The matched third interconnecting piece of socket part, when the children trolley is in unfolded state, the commutation push rod is in the first working position
When setting, the first connecting portion is matched with the second connecting portion, when the children trolley is in unfolded state, the commutation
When push rod is in the second operating position, the first connecting portion is matched with the third interconnecting piece.
4. children trolley according to claim 1, it is characterised in that：When the commutation push rod is in the first operating position
When, the pair push rod and in the commutation push rod is generally aligned in the same plane, the pair push rod is located at the inside of the push rod that commutates.
5. children trolley according to claim 1, it is characterised in that：The pair push rod include the first bar for being fixedly connected and
Second bar, the lower part of first bar rotates with the fore-stock to be connect, the junction of first bar and second bar
It rotates and connect with the after-poppet, when the children trolley is in unfolded state, first bar and the fore-stock edge
Same rectilinear direction extends, first bar, the fore-stock, the after-poppet and the front component and the rear wheels
An isosceles triangular structure is formed between the line of centres of part, first bar and the fore-stock are the isosceles triangle knot
One waist of structure, the after-poppet are another waist of the isosceles triangular structure.
6. children trolley according to claim 1, it is characterised in that：The lower part of the pair push rod, the commutation push rod
Three, the top component same axis rotation connection of lower part, the after-poppet.
7. children trolley according to claim 1, it is characterised in that：The one end of the connecting rod, the fore-stock it is upper
The component same axis rotation connection of lower part three in portion, the secondary push rod.
8. children trolley according to claim 2, it is characterised in that：The bar is fixed at the after-poppet
Top.
9. children trolley according to claim 1, it is characterised in that：The locking mechanism is arranged in the fore-stock, institute
It states between two components being arbitrarily flexibly connected in after-poppet, the secondary push rod, the connecting rod and the sliding part.
10. children trolley according to claim 1, it is characterised in that：The children trolley further includes for making the lock
Determine the unlock drawstring of mechanism unlock, the unlock drawstring is arranged on the seat bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721827625.0U CN207955752U (en) | 2017-12-25 | 2017-12-25 | A kind of children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721827625.0U CN207955752U (en) | 2017-12-25 | 2017-12-25 | A kind of children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207955752U true CN207955752U (en) | 2018-10-12 |
Family
ID=63729932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721827625.0U Active CN207955752U (en) | 2017-12-25 | 2017-12-25 | A kind of children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207955752U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849997A (en) * | 2019-02-28 | 2019-06-07 | 好孩子儿童用品有限公司 | Children trolley |
| CN113501044A (en) * | 2019-04-26 | 2021-10-15 | 康贝株式会社 | Baby carriage |
-
2017
- 2017-12-25 CN CN201721827625.0U patent/CN207955752U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849997A (en) * | 2019-02-28 | 2019-06-07 | 好孩子儿童用品有限公司 | Children trolley |
| CN113501044A (en) * | 2019-04-26 | 2021-10-15 | 康贝株式会社 | Baby carriage |
| CN113501044B (en) * | 2019-04-26 | 2023-08-04 | 康贝株式会社 | Baby carriage |
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