CN209617239U - Children trolley - Google Patents
Children trolley Download PDFInfo
- Publication number
- CN209617239U CN209617239U CN201920237440.7U CN201920237440U CN209617239U CN 209617239 U CN209617239 U CN 209617239U CN 201920237440 U CN201920237440 U CN 201920237440U CN 209617239 U CN209617239 U CN 209617239U
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- China
- Prior art keywords
- support bar
- push rod
- children trolley
- joint
- articulated
- 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.)
- Expired - Fee Related
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- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application provides a kind of children trolley comprising first support bar, second support bar, multiple vehicle wheel components, push rod, first connecting rod, the second connecting rod, latching device, unlocking mechanism, second support bar are articulated in first support bar；Multiple vehicle wheel components are installed on the lower end of the first support bar and second support bar；Push rod is articulated in second support bar；First connecting rod is articulated in first support bar；Second connecting rod is respectively pivoted to first connecting rod, second support bar；Latching device includes snap close piece, the second position that the snap close piece has the first position of limitation push rod rotation and push rod is allowed to rotate；Unlocking mechanism driving snap close piece is moved from first position to the second position.Children trolley in the application can be folded or be unfolded by one hand, easy to operate, easy to use.
Description
Technical field
This application involves articles for children more particularly to a kind of children trolleys.
Background technique
Children trolley is a kind of a kind of trip tool for infant's design, carries infant when outgoing convenient for adult.
Foldable mechanism is typically designed to for easy to carry and storage, children trolley.Existing folding children's barrow, it usually needs
Both hands, many more manipulations, when infant only one adult accompanies and attends to, adult needs bosom baby on the other hand, and in addition a hand carries out
The folding or expansion of children trolley, are difficult to be operated, use is more inconvenient.
Utility model content
The application provides one kind can be with the children trolley of one-hand fold.
The application provides a kind of children trolley comprising first support bar, second support bar, multiple vehicle wheel components, push rod,
First connecting rod, the second connecting rod, latching device, unlocking mechanism, second support bar are articulated in first support bar；Multiple wheel groups
Part is installed on the lower end of the first support bar and second support bar；Push rod is articulated in second support bar；First connecting rod pivot joint
In first support bar；Second connecting rod is respectively pivoted to first connecting rod, second support bar；Latching device includes snap close piece, institute
State the second position that snap close piece has the first position of limitation push rod rotation and push rod is allowed to rotate；Unlocking mechanism drives snap close piece
It is moved from first position to the second position.
Further, the push rod includes the first push rod and the second push rod for being articulated in the first push rod, second push rod
It is articulated in second support bar.
Further, first push rod includes the first joint, and second push rod includes second joint, and the first joint is logical
It crosses a rotation axis and second joint is pivotally connected, the children trolley includes the latch part cooperated with the first joint and second joint,
The latch part limits the first joint and rotates relative to second joint.
Further, the unlocking mechanism includes the first unlocking element and the second unlocking element, first unlocking element
It is resisted against the latch part, second unlocking element connects the unlock piece.
Further, second unlocking element includes hauling rope.
Further, first push rod includes the rotating member for being fixed on the first joint, the second unlocking element connection
In rotating member.
Further, the vehicle wheel component for being installed on second support bar is articulated in second support bar, the hauling rope connection peace
Vehicle wheel component loaded on second support bar.
Further, the rotation direction of the vehicle wheel component for being installed on second support bar turns perpendicular to second support bar
Dynamic direction.
Further, the children trolley includes sliding component, and the sliding component is connected to push rod and can slide along push rod, institute
It states the second connecting rod and is articulated in sliding component.
Further, second connecting rod is L-shaped.
Children trolley in the application can be folded or be unfolded by one hand, easy to operate, easy to use.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram that one embodiment of the application children trolley is unfolded；
Fig. 2 is the schematic side view of children trolley shown in FIG. 1；
Fig. 3 is the decomposition diagram of the latching device of children trolley shown in FIG. 1, and illustrates the part-structure of push rod；
Fig. 4 is the decomposition diagram of the unlocking mechanism of children trolley shown in FIG. 1, and illustrates the part-structure of push rod；
Fig. 5 is the schematic elevation view of the second vehicle wheel component of children trolley shown in FIG. 1, and illustrates second support bar
Part-structure；
Fig. 6 to Fig. 8 is the schematic side view of the folding process of children trolley shown in FIG. 1.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of the consistent device of some aspects be described in detail in claims, the application.
It is only to be not intended to be limiting the application merely for for the purpose of describing particular embodiments in term used in this application.
Unless otherwise defined, technical term or scientific term used in this application, which are should be in the utility model fields, has one
As technical ability the ordinary meaning that is understood of personage." first " " second " used in present specification and claims with
And similar word is not offered as any sequence, quantity or importance, and be used only to distinguish different component parts.Together
Sample, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates that there are at least one." multiple " or
It is " several " to indicate two and two or more.The similar word such as " comprising " or "comprising" means to appear in " comprising " or "comprising"
The element or object of front are covered the element for appearing in " comprising " or "comprising" presented hereinafter or object and its are equal, and
It is not excluded for other elements or object." connection " either the similar word such as " connected " be not limited to it is physics or mechanical
Connection, and may include electrical connection, it is either direct or indirect.It is wanted in present specification and appended right
"an", " described " and "the" of singular used in book is asked to be also intended to including most forms, unless context understands
Ground indicates other meanings.It is also understood that term "and/or" used herein refers to and includes one or more associated
Any or all for listing project may combine.
The children trolley of the embodiment of the present application includes first support bar, second support bar, multiple vehicle wheel components, push rod,
One connecting rod, the second connecting rod, latching device, unlocking mechanism, second support bar are articulated in first support bar；Multiple vehicle wheel components
It is installed on the lower end of the first support bar and second support bar；Push rod is articulated in second support bar；First connecting rod is articulated in
First support bar；Second connecting rod is respectively pivoted to first connecting rod, second support bar；Latching device includes snap close piece, described
The second position that snap close piece has the first position of limitation push rod rotation and push rod is allowed to rotate；Unlocking mechanism drives snap close piece certainly
First position is moved to the second position.
Incorporated by reference to shown in Fig. 1 and Fig. 2, the children trolley includes first support bar 1, second support bar 2, multiple wheel groups
Part, sliding component 54, push rod 5, first connecting rod 6, the second connecting rod 7, latching device 4, unlocking mechanism, seat post 9 and canopy slider 53.
The first support bar 1, second support bar 2 and vehicle wheel component are used to support entire cart structure, and the seat post 9 is for installing
Seat (not shown), the seat sliding unit 91 for being sheathed on seat post 9 are fixed on the second connecting rod 7, while can the cunning of relative thereto bar 9
It is dynamic, to adjust seat.Canopy slider 53 is for installing awning (not shown).In the present embodiment, first support bar 1 is children trolley
Fore-stock (with the direction of advance of cart come before and after defining), second support bar 2 is then used as after-poppet, fore-stock and after-poppet
It is supported respectively by two vehicle wheel components.Front rod of the first connecting rod 6 as connection fore-stock and after-poppet, the second connecting rod 7
Back link as connection after-poppet and push rod 5.
The first support bar 1 is in substantially Contraband shape, and in the present embodiment, the quantity of second support bar 2 is two, the first support
Two free terminals of bar 1 are pivotally connected with two second support bars 2 respectively, and " pivot joint " here can be regarded as being rotatably coupled,
It can be and be directly rotatably connected, can also be realized and be rotatably connected by one or more intermediary elements.Second support
Bar 2 is in T shape, and the first end of second support bar 2 and the free terminal of first support bar 1 are pivotally connected, the second end of second support bar 2
It is pivotally connected with push rod 5, the third end of second support bar 2 is connect with the second vehicle wheel component 32.
One end of the first connecting rod 6 is articulated in first support bar 1, and the other end of first connecting rod 6 is articulated in second
Connecting rod 7.One end of second connecting rod 7 and first connecting rod 6 are pivotally connected；The other end and sliding component 54 of second connecting rod 7 are pivotally connected,
Sliding component 54 is connected to push rod 5 and can slide along push rod 5；The intermediate region of second connecting rod 7 and 2 pivot of second support bar simultaneously
It connects.Second connecting rod 7 is connect with seat post 9, to be supported to seat post 9.Optionally, the first connecting rod 6
It being pivotally connected with the second connecting rod 7 by first rotating shaft A, second connecting rod 7 is pivotally connected with second support bar 2 by the second shaft B,
Second connecting rod 7 is pivotally connected with sliding component 54 by third rotating shaft C, the axis of the axis of the first rotating shaft A, the second shaft B
Line and the axis of third rotating shaft C are non-coplanar.Second connecting rod 7 is L-shaped, and the second shaft B is located at L shape corner.
Incorporated by reference to Fig. 3, the latching device 4 includes snap close piece 41 and the sliding part 42 for being connected to snap close piece, snap close piece 41
When positioned at initial first position, snap close piece 41 is extended in second support bar 2, and push rod 5 is prevented to revolve with respect to second support bar 2
Turn；Snap close piece 41 reaches the second position after sliding a trip, and snap close piece 41 exits second support bar 2 at this time, releases to pushing away
The lock of bar 5 allows push rod 5 to rotate relative to second support bar 2, and 42 both ends of sliding part connect with snap close piece 41 and unlocking mechanism respectively
It connects, unlocking mechanism drives snap close piece 41 to move from first position to the second position by sliding part 42, and the reset of snap close piece 41 can
It is realized by reset spring.
The push rod 5 includes the first push rod 51 and the second push rod 52, and first push rod 51 is in Contraband shape, the second push rod 52
Quantity is two.First push rod 51 includes the settable gum cover in the hand push portion 511 on top, hand push portion 511, in favor of user
It holds.First push rod 51 and the second push rod 52 are pivotally connected, optionally, the upper end of the lower end of the first push rod 51 and the second push rod 52
Pivot joint.
Incorporated by reference to Fig. 4, first push rod 51 includes the first joint 512 and is fixed on first rotating member in the first joint,
Second push rod 52 includes second joint 521, and the first joint 512 is pivotally connected by rotation axis 82 and second joint 521, the youngster
Virgin cart includes the latch part 513 cooperated with the first joint 512 and second joint 521, and the latch part 513 limits the first joint
512 rotate relative to second joint 521, can specifically pass through the sealed realization of shape.
The unlocking mechanism include the first unlocking element 81 and the second unlocking element 83, first unlocking element 81 against
In the latch part 513, when finger presses the first unlocking element 81, driving card tooth 513 along rotation axis 83 axial movement,
To release the lock to the first joint 512 and second joint 521, that is, release the lock of the first push rod 51 and the second push rod 52
Button is relatively rotatable to each other the two.Second unlocking element 83 connects the sliding part 42, so that snap close piece 41 be driven to transport
It is dynamic, release the lock of second support bar 2 and push rod 5 (the second push rod 52 in other words).In the present embodiment, the second unlocking element 83 packet
Hauling rope is included, traction Cable Structure is simple and cost is relatively low, occupies little space.Optionally, the rotating member includes the first rotating member
55 and with the first rotating member cooperation the second rotating member 56, hauling rope one end is connected to the second rotating member 56 and (rotates in other words
Part), the other end connects sliding part 42, and when the second rotating member 56 rotates, hauling rope is wound in rotation axis 82, it is equivalent to take-up, from
And sliding part 42 and snap close piece 41 is driven to move upwards.In one embodiment, the first rotating member 55 is also connected with another traction
Rope (not labeled).
The vehicle wheel component includes being connected to the first vehicle wheel component 31 of first support bar 1 and being connected to second support bar
Second vehicle wheel component 32, the first vehicle wheel component 31 may include wheel 311 and load-bearing part 312, and load-bearing part 312 can pass through shaft
And bearing is connect with wheel 311, and the upper end of load-bearing part 312 connects first support bar 1.The structure of second vehicle wheel component 32 and the
The structure of one vehicle wheel component 31 is similar, and difference is only that the load-bearing part of the second vehicle wheel component 32 is connected by connecting rod 33, connecting rod 33
For absorbing the lateral stress of the second vehicle wheel component 32.
Incorporated by reference to Fig. 5, second vehicle wheel component 32 is articulated in second support bar 2, and the hauling rope connects second simultaneously
Vehicle wheel component 32 specifically can refer to Fig. 8 so that the second vehicle wheel component 32 of driving is rotated relative to second support bar 2.Second vehicle
Rotation direction of the rotation direction of wheel assembly 32 perpendicular to second support bar 2.
Incorporated by reference to Fig. 1, Fig. 6 to Fig. 8, illustrate children trolley bootstrap open state to folded state process.Firstly, passing through
When finger presses the first unlocking element 81, active force is applied to the first push rod 51, it is made to rotate by a certain angle, it is specific as schemed institute
Show；First push rod 51 drives the second unlocking element 83 (i.e. hauling rope) in the course of rotation, and hauling rope drives unlock piece 41 sliding
It is dynamic, to unlock the pin-jointed structure of entire children trolley, it is folded to state shown in Fig. 7, in the process of the second push rod 52 rotation
In, hauling rope drives the second vehicle wheel component 32 to rotate relative to second support bar 2, is finally folded to state shown in Fig. 8, entire to roll over
Folded process can be realized by one hand.
Children trolley in the application can be folded or be unfolded by one hand, easy to operate, easy to use.
The foregoing is merely the preferred embodiments of the application, not to limit the application, all essences in the application
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the application protection.
Claims (10)
1. a kind of children trolley, characterized in that it comprises:
First support bar；
Second support bar is articulated in first support bar；
Multiple vehicle wheel components are installed on the lower end of the first support bar and second support bar；
Push rod is articulated in second support bar；
First connecting rod is articulated in first support bar；
Second connecting rod is articulated in first connecting rod, second support bar；
Latching device, including snap close piece, the snap close piece have the first position of limitation push rod rotation and push rod are allowed to rotate
The second position；
Unlocking mechanism, driving snap close piece are moved from first position to the second position.
2. children trolley as described in claim 1, it is characterised in that: the push rod includes the first push rod and is articulated in first and pushes away
Second push rod of bar, second push rod are articulated in second support bar.
3. children trolley as claimed in claim 2, it is characterised in that: first push rod include the first joint, described second
Push rod includes second joint, and the first joint is pivotally connected by a rotation axis and second joint, and the children trolley includes and first
The latch part of joint and second joint cooperation, the latch part limit the first joint and rotate relative to second joint.
4. children trolley as claimed in claim 3, it is characterised in that: the unlocking mechanism includes the first unlocking element and second
Unlocking element, first unlocking element are resisted against the latch part, and second unlocking element connects the snap close piece.
5. children trolley as claimed in claim 4, it is characterised in that: second unlocking element includes hauling rope.
6. children trolley as claimed in claim 4, it is characterised in that: first push rod includes being fixed on turning for the first joint
Moving part, second unlocking element are connected to rotating member.
7. children trolley as claimed in claim 5, it is characterised in that: the vehicle wheel component for being installed on second support bar is articulated in
Two support rods, the hauling rope are connected and installed in the vehicle wheel component of second support bar.
8. children trolley as claimed in claim 7, it is characterised in that: the vehicle wheel component for being installed on second support bar turns
Rotation direction of the dynamic direction perpendicular to second support bar.
9. children trolley as described in claim 1, it is characterised in that: the children trolley includes sliding component, the sliding component
It is connected to push rod and can be slided along push rod, second connecting rod is articulated in sliding component.
10. children trolley as claimed in claim 9, it is characterised in that: second connecting rod is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920237440.7U CN209617239U (en) | 2019-02-25 | 2019-02-25 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920237440.7U CN209617239U (en) | 2019-02-25 | 2019-02-25 | Children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209617239U true CN209617239U (en) | 2019-11-12 |
Family
ID=68454751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920237440.7U Expired - Fee Related CN209617239U (en) | 2019-02-25 | 2019-02-25 | Children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209617239U (en) |
-
2019
- 2019-02-25 CN CN201920237440.7U patent/CN209617239U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |