CN207106582U - Children trolley - Google Patents
Children trolley Download PDFInfo
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- CN207106582U CN207106582U CN201720902365.2U CN201720902365U CN207106582U CN 207106582 U CN207106582 U CN 207106582U CN 201720902365 U CN201720902365 U CN 201720902365U CN 207106582 U CN207106582 U CN 207106582U
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- Prior art keywords
- poppet
- sliding part
- gangbar
- trailing wheel
- rod
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Abstract
The utility model discloses a kind of children trolley, including the stroller frame with deployed condition and folded state, the stroller frame include push handle, lower push-rod, fore-stock, after-poppet, the first gangbar, the second gangbar and stand connection；The stroller frame also includes sliding part and the unlocking mechanism coordinated with the sliding part, and first gangbar is connected to the sliding part and is connected to the after-poppet by the sliding part with second gangbar；Regulate and control the unlocking mechanism to unlock the sliding part and drive the sliding part to slide to the lower end of the after-poppet, so that the fore-stock and the lower push-rod are folded to the both sides of the after-poppet.Children trolley of the present utility model realizes linkage of unlocking at multiple folding positions, unlock a position and carry out in folding process, while the other positions that link are unlocked and folded in the lump, can so be realized and rapidly be folded, and simplicity is folded, makes user more convenient in use.
Description
Technical field
It the utility model is related to perambulator technical field, more particularly to a kind of children trolley of convenient folding.
Background technology
Children trolley brings convenience due to looking after children to people, therefore has been widely used.In order that
Children trolley is easy to carry and deposited, and children trolley is typically designed to folding mode.However, existing children trolley faces
And be difficult to the difficulty that dismounting folds, user needs just to complete to fold by children trolley by multiprogramming, or even much uses
Family is easily damaged children trolley under incorrect dismounting mode.
Utility model content
In view of this, the utility model proposes it is a kind of can convenient folding children trolley to solve above-mentioned technical problem.
In order to achieve the above object, technical scheme is used by the utility model：
According to the one side of the utility model embodiment, there is provided a kind of children trolley, including with deployed condition and folding
The stroller frame of overlapping state, the stroller frame include push handle, lower push-rod, fore-stock, after-poppet, the first gangbar, second
Gangbar and stand connection；
The fore-stock lower end is provided with front component, and the after-poppet lower end is provided with wheel assembly；
The fore-stock, the after-poppet and the lower push-rod are rotationally connected with the stand connection respectively；
One end of first gangbar is rotationally connected with the fore-stock, and the other end of first gangbar is connected to
The after-poppet；
One end of second gangbar is rotationally connected with the lower push-rod, and the other end of second gangbar is connected to
The after-poppet；
The stroller frame also includes sliding part and the unlocking mechanism coordinated with the sliding part, first linkage
Bar is connected to the sliding part and is connected to the after-poppet, the cunning by the sliding part with second gangbar
Moving part can be slided drivingly along the axial direction of the after-poppet；
Wherein, after the relatively described lower push-rod of the push handle folds, the unlocking mechanism is regulated and controled to unlock the slip
Part simultaneously drives the sliding part to slide to the lower end of the after-poppet so that the fore-stock and the lower push-rod be folded to it is described after
The both sides of support.
The utility model children trolley further improvement is that, the unlocking mechanism include and the sliding part coordinate lock
Fixed locking piece and the unlock piece coordinated with the locking piece；Wherein, the locking piece moves under unlock piece driving
To depart from the sliding part, so that the sliding part by controlling can slide along the axial direction of the after-poppet.
The utility model children trolley further improvement is that, the locking piece is latch hook, and the latch hook is positioned at described
Upper end in after-poppet；Wherein, the latch hook includes latch hook body and the snap fit located at latch hook body one end, the unlock piece
The other end of the latch hook body is connected to, the latch hook body is rotationally connected with the after-poppet；
Wherein, the latch hook body is rotated by the unlock piece, so that the snap fit is from the sliding part
Depart from, and then the sliding part is slided in the rear in the axial direction of support.
The utility model children trolley further improvement is that, the wheel assembly includes trailing wheel joint and axle and is connected to
Trailing wheel on the trailing wheel joint, the trailing wheel joint are rotationally connected with the after-poppet；The stroller frame also includes being located at
Linkage unit in the after-poppet, the linkage unit are connected to the trailing wheel joint；
Wherein, when the sliding part slides to the lower end of the after-poppet, the sliding part acts on the linkage unit,
So that the trailing wheel joint that linked after the linkage unit unblock, and then turn the relatively described stroller frame of the trailing wheel joint
It is dynamic.
The utility model children trolley further improvement is that, the linkage unit includes unlocking mechanism and linkage
Bar, the unlocking mechanism include upper rack, lower rack and the gear for being engaged in the upper rack and the lower rack respectively, institute
The lower end for stating lower rack is provided with the lock pin for coordinating locking with the trailing wheel joint, and the lower end of the gangbar is connected to the trailing wheel
Joint.
The utility model children trolley further improvement is that, the side of the relatively described stroller frame of the trailing wheel with-
Rotated in the range of 180 °~180 °.
The utility model children trolley further improvement is that, the sliding part is sliding block, and the after-poppet is provided with
The chute coordinated with the sliding block；Wherein, the sliding block is limited in the chute and moved along the chute.
The utility model children trolley further improvement is that, the sliding part is sliding sleeve, and the after-poppet is provided with
The sliding zones coordinated with the sliding sleeve；Wherein, the sliding sleeve is limited in the sliding zones and in the sliding zones
Slide.
The utility model children trolley further improvement is that, the stroller frame also include be connected to the push handle
Transmission mechanism between the lower push-rod and the first locking mechanism with transmission mechanism cooperation；The transmission mechanism bag
Power transmission shaft is included, the push handle is rotated by the power transmission shaft relative to the lower push-rod；
Regulation and control portion, one end that the first locking mechanism is included in the push handle be connected with the regulation and control portion the
One hauling rope, the closing piece located at the first hauling rope other end and the lock tooth being sheathed on the power transmission shaft, the lock tooth
Wedge is provided with, the closing piece is provided with the receiving portion coordinated with the wedge；
Wherein, the closing piece rotates under the traction of first hauling rope, and the wedge removes in described accommodation section,
So as to tooth is locked along the sliding axially for power transmission shaft and the remote closing piece so as to unlock.
The utility model children trolley further improvement is that, the transmission mechanism also include be fixed on the power transmission shaft
On drive；
The stroller frame also includes second locking mechanism, and the second locking mechanism includes one ends wound in the transmission
The second hauling rope on wheel and the solution closing piece for being connected to the second hauling rope other end；
Wherein, the solution closing piece is located at the lower end of the lower push-rod, to coordinate locking and solution with the stand connection
Lock.
The technical scheme that embodiment of the present utility model provides can include the following benefits：The utility model children push away
Car coordinates unlocking mechanism to unlock so that fore-stock and lower push-rod can relative after-poppet foldings by the first gangbar, the second gangbar
It is folded, there is the characteristics of folding smooth, rapid and convenient and foldable integral small volume.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The utility model can be limited.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of stroller frame shown in the exemplary embodiment of the utility model one；
Fig. 2 is a kind of side schematic view of stroller frame shown in the exemplary embodiment of the utility model one；
Fig. 3 is the structural representation that a kind of push handle of stroller frame shown in the exemplary embodiment of the utility model one folds
Figure；
Fig. 4 is a kind of decomposition knot of the junction of the push handle and lower push-rod shown in the exemplary embodiment of the utility model one
Structure schematic diagram；
Fig. 5 is the structural representation that a kind of stroller frame shown in the exemplary embodiment of the utility model one folds；
Fig. 6 is a kind of diagrammatic cross-section of the after-poppet of stroller frame shown in the exemplary embodiment of the utility model one；
Fig. 7 is the side view after a kind of stroller frame shown in the exemplary embodiment of the utility model one folds；
Fig. 8 is the front view after a kind of stroller frame shown in the exemplary embodiment of the utility model one folds.
Embodiment
The utility model is described in detail below with reference to embodiment shown in the drawings.But these embodiment party
Formula is not intended to limit the utility model, structure that one of ordinary skill in the art is made according to these embodiments, method or
Conversion functionally is all contained in the scope of protection of the utility model.
It is only merely for the purpose of description specific embodiment in the term that the utility model uses, and is not intended to be limiting this reality
With new." one kind ", " described " and "the" of singulative used in the utility model and appended claims
It is intended to include most forms, unless context clearly shows that other implications.It is also understood that term used herein " and/
Or " refer to and any or all may be combined comprising the associated list items purposes of one or more.
Below in conjunction with the accompanying drawings, some embodiments of the present utility model are elaborated, in the case where not conflicting, under
Feature in the embodiment and embodiment stated can be mutually combined.
As depicted in figs. 1 and 2, the children trolley of the utility model embodiment is included with deployed condition and folded state
Stroller frame 1, when using the children trolley, children trolley is in deployed condition；Children trolley without using or carry
When, by folding so that children trolley is in folded state, such that the space shared by children trolley is smaller.The stroller
Vehicle frame 1 includes push handle 11, lower push-rod 12, fore-stock 13, after-poppet 14, the first gangbar 16, the second gangbar 17, Yi Jizhi
Frame connector 15.
Wherein, the lower end of fore-stock 13 is provided with front component, and the lower end of after-poppet 14 is provided with wheel assembly.The front component can be with
For one group or two groups, when front component is one group, the front component is located at the centre position of the lower end of fore-stock 13；When
When front component is two groups, front component sets up separately in the both sides of the lower end of the fore-stock 13.
The front component includes the front-wheel 22 that front-wheel joint 21 and axle are connected on front-wheel joint 21, front-wheel 22 with front-wheel
The bearing pin of joint 21 rotates for axle.The front-wheel joint 21 is connected with fore-stock 13 by steering spindle and can be using the steering spindle as axle
360 ° of rotations are carried out, the steering spindle is in vertical direction, and front-wheel can rotate with front-wheel joint by axle of steering spindle, so as to
Children trolley is set flexibly to turn to.Further, brake assemblies are also provided with the front-wheel joint 21, to limit
The movement of virgin stroller, car slipping is avoided to occur unexpected.
Wheel assembly includes the trailing wheel 32 that trailing wheel joint 31 and axle are connected on trailing wheel joint 31, and trailing wheel 32 with trailing wheel to connect
First 31 bearing pin rotates for axle.The trailing wheel joint 31 is rotationally connected with after-poppet 14, and specifically, the trailing wheel joint 31 passes through bearing pin
It is connected on after-poppet 14, and is vertically and horizontally being overturn by axle of the bearing pin, trailing wheel 32 of the present utility model can
With the turning inside out to stroller frame 1 by bearing pin, so that without departing from the width side of the both sides of stroller frame 1 after the folding of trailing wheel 32
To.Certainly, in other embodiments, the outer side to overturn that the trailing wheel 32 can also be by bearing pin to stroller frame 1.
Fore-stock 13, after-poppet 14 and lower push-rod 12 are rotationally connected with stand connection 15 respectively, the stand connection 15
In T fonts, to be engaged between fore-stock 13, after-poppet 14 and lower push-rod 12.Axle is connected to respectively for fore-stock 13, lower push-rod 12
In stand connection 15, and it can be rotated with opposite brackets connector 15, specifically, lower push-rod 12 can be turned folding in rear branch
Frame 14, fore-stock 13 can also be turned folding in after-poppet 14, and when stroller frame 1 is in folded state, fore-stock 13 is with
Push rod 12 is located at the both sides of after-poppet 14 respectively.
First gangbar 16 is connected between fore-stock 13 and after-poppet 14, the second gangbar 17 be connected to lower push-rod 12 with
Between after-poppet 14.Wherein, one end of the first gangbar 16 is rotationally connected with fore-stock 13, and the other end of the first gangbar 16 connects
It is connected to after-poppet 14.One end of second gangbar 17 is rotationally connected with lower push-rod 12, and the other end of the second gangbar 17 is connected to
After-poppet 14, when stroller frame 1 is in use state, the gangbar 17 of the first gangbar 16 and second has supporting role,
The overall construction intensity of the stroller frame 1 can be strengthened.
In embodiment of the present utility model, push handle 11 is U-shaped, and fore-stock 13 is also to be U-shaped, and the two of the stroller frame 1
Side is respectively provided with the group that lower push-rod 12, stand connection 15, after-poppet 14, the first gangbar 16 and the second gangbar 17 are connected
Close, folded or in use, lower push-rod 12, after-poppet 14, the first gangbar 16 and the second gangbar of both sides in stroller frame 1
17 are synchronized with the movement.
Stroller frame 1 of the present utility model also include being connected to transmission mechanism between push handle 11 and lower push-rod 12 and
The first locking mechanism coordinated with transmission mechanism.Push handle 11 can be folded by transmission mechanism with respect to lower push-rod 12, such as
This can allow stroller frame 1 be folded into smaller size.By first locking mechanism push handle 11 can be made to push away down relatively
The expansion locking of bar 12, with for users to use.
As shown in Figures 1 to 4, transmission mechanism includes power transmission shaft 40, and push handle 11 is by power transmission shaft with respect to 12 turns of lower push-rod
It is dynamic, so as to so that push handle 11 is folded or deployed with respect to lower push-rod 12.First locking mechanism is included in push handle 11
Regulation and control portion 41, one end and regulation and control portion 41 connect the first hauling rope 42, the closing piece 43 located at the other end of the first hauling rope 42, with
And it is sheathed on the lock tooth 44 on power transmission shaft 40.The lock tooth 44 is provided with wedge, and closing piece 43 is provided with the appearance coordinated with wedge
Receive portion, when wedge is assemblied in receiving portion, lock tooth 44 coordinates with closing piece 43 to be locked.Wherein, closing piece 43 is in the first hauling rope
Rotated under 42 traction, wedge removes in receiving portion, so that lock tooth 44 is along sliding axially for power transmission shaft 40 and away from closing piece 43
So as to unlock.In this embodiment, closing piece 43 is in rotation process, so as to lock tooth 44 by the inclined-plane of wedge gradually from receiving
Screwed out in portion, so that the spacing between closing piece 43 and lock tooth 44 gradually increases, that is, lock the solution from closing piece 43 of tooth 44 and lock out.
In an alternative embodiment of the present utility model, the regulation and control portion 41 is the button located at push handle 11, in original state
When, lock tooth 44 lock is assigned in closing piece 43, and now push handle 11 is deployed with respect to lower push-rod 12.User is needing Folding trolley vehicle frame 1
When, it is necessary to unlock push handle 11 and lower push-rod 12 in advance, i.e., by pressing button so that button drives the first hauling rope 42 to pull
Closing piece 43 rotates, now lock tooth 44 thereon in the presence of wedge along the axial movement of power transmission shaft to be unlocked from closing piece 43
Go out, it is achieved thereby that the unblock between push handle 11 and lower push-rod 12, rolls over so that push handle 11 can rotate relative to lower push-rod 12
It is folded.Or the regulation and control portion 41 can also be the knob in push handle 11, and the regulation and control portion 41 can be the one of push handle 11
Part, by rotating the knob portion, so that knob drives the first hauling rope 42 to pull power transmission shaft 40 to rotate, it can equally realize
Above-mentioned push handle 11 unlocks with lower push-rod 12, and just it is no longer repeated herein.
Wherein, transmission mechanism also includes the drive 45 being fixed on power transmission shaft 40.First locking mechanism also includes being located at
Elastic component (not shown) between drive 45 and lock tooth 44, the elastic component can be spring.Solved in the lock lock block opposite lock block 43 of tooth 44
During lock, lock tooth 44 skids off out of closing piece 43, so that elastic component is in compressive state, therefore locks tooth 44 and is returned by the elasticity of elastic component
Multiple power.When the wedge on lock tooth 44 corresponds to receiving portion, lock tooth 44 is fitted into closing piece 43 real in the presence of elastic component
Now lock.
Stroller frame 1 also includes second locking mechanism, and second locking mechanism includes one ends wound in the on drive 45
Two hauling ropes 46 and the solution closing piece (not shown) for being connected to the other end of the second hauling rope 46.In the utility model, closing piece is solved
Positioned at the lower end of lower push-rod 12, to coordinate locking and unblock with stand connection 15.Specifically, being in stroller frame 1 makes
During with state, it can be inserted in by solving closing piece in stand connection 15, so as to limit the connection of the opposite brackets of lower push-rod 12
Part 15 rotates.Second locking mechanism of the present utility model is set with transmission mechanism linkage, after first locking mechanism unblock, handle
Hand 11 is rotated by the drive 45 that links of power transmission shaft 40 with respect in lower push-rod 12 rotation process, and drive 45 is by the second hauling rope
46 windings thereon, and then make the second hauling rope 46 pull solution closing piece, so that solution closing piece departs from lower push-rod 12, so as to realize down
Push rod 12 and the unblock of stand connection 15.
Seat bracket 18 is additionally provided with stroller frame 1, with for assembling child cushion, the seat bracket 18 is pivotally connected to
Lower push-rod 12 and the junction of stand connection 15.The seat bracket 18 rotates to adjust the angle of child cushion in which can be conditioned
Degree, when folding the stroller frame 1, the seat bracket 18 can also be conditioned rotation to be adapted to folding angles, so as to be advantageous to
Further reduce the space shared by stroller frame 1.
Further, as shown in Fig. 1, Fig. 5 to Fig. 8, stroller frame 1 of the present utility model also include sliding part 51 and with
The unlocking mechanism that sliding part 51 coordinates, the first gangbar 16 and the second gangbar 17 are connected to sliding part 51 and pass through slip
Part 51 is connected to after-poppet 14, and the sliding part 51 can be slided drivingly along the axial direction of after-poppet 14.Wherein, in the phase of push handle 11
After being folded to lower push-rod 12, regulation and control unlocking mechanism to unlock sliding part 51 and drive sliding part 51 to slide to the lower end of after-poppet 14,
So that fore-stock 13 and lower push-rod 12 are folded to the both sides of after-poppet 14.I.e. when stroller frame 1 is in use state, this first
Gangbar 16, the second gangbar 17 and sliding part 51 are locked in the upper end of after-poppet 14；Folded state is in stroller frame 1
When, first gangbar 16, the second gangbar 17 and sliding part 51 are located at the lower end of after-poppet 14.
In the utility model, unlocking mechanism includes coordinating the locking piece 52 and and locking piece of locking with sliding part 51
52 unlock pieces 53 coordinated.Wherein, locking piece 52 is moved to depart from sliding part 51 under the driving of unlock piece 53, so that sliding part
51 by controlling can slide along the axial direction of after-poppet 14.The unlocking mechanism is located at the upper end of after-poppet 14, and children trolley is using
During state, sliding part 51 is locked to the upper end of after-poppet 14, when needing to fold the children trolley, by controlling unlocking mechanism
Sliding part 51 is unlocked, so as to so that children trolley can unlock.
In an alternative embodiment, the sliding part 51 is sliding block, and after-poppet 14 is provided with the chute coordinated with sliding block, locking
Part 52 can be locked by lock hook in realization on sliding block.Wherein, the sliding block is limited in chute and moved along chute.Preferably,
Chute is located at the medial surface of after-poppet 14, so as to so that the outward appearance of children trolley is more attractive in appearance, and in folding process more
Safety.First gangbar 16 and the second gangbar 17 coordinate sliding block to be synchronized with the movement, so that lower push-rod 12 and fore-stock 13 can be same
When fold or deploy simultaneously, so as to simplify stroller frame 1 fold or deploy the step of, and can accelerate folding or
The speed of person's expansion.
In another alternative embodiment, the sliding part 51 is sliding sleeve, and after-poppet 14 is provided with slides area with what sliding sleeve coordinated
Domain, wherein, sliding sleeve is limited in sliding zones and slided in sliding zones.Locking piece 52 is by being held in the slip road of sliding sleeve
On footpath, so as to limit the slip of the sliding sleeve, to realize the locking to sliding part 51.First gangbar 16 and the second gangbar 17 are matched somebody with somebody
Close sliding sleeve to be synchronized with the movement, so that lower push-rod 12 and fore-stock 13 can simultaneously be folded or deployed simultaneously, pushed away so as to simplification
The step of vehicle carriage 1 is folded or deployed, and the speed for folding or deploying can be accelerated.
In embodiment of the present utility model, the locking piece 52 is latch hook, and latch hook is located at the upper end in after-poppet 14, the lock
The centre position of hook is connected in after-poppet 14 by bearing pin, can so allow latch hook in after-poppet 14 using bearing pin as axle
Rotated.The latch hook includes latch hook body and the snap fit located at latch hook body one end, and snap fit with sliding block coordinating.Unblock
Part 53 is connected to the other end of latch hook body, and latch hook body is rotationally connected with after-poppet 14, i.e. the centre position of latch hook body
Connected by bearing pin.Accordingly, the sliding part is provided with the Access Division coordinated with snap fit, after snap fit card is assigned in Access Division,
I.e. the sliding part is in the lock state；Latch hook body is rotated by unlock piece 53, so that snap fit departs from from sliding part,
So as to realize unblock, and then sliding part 51 is set to be slided in the axial direction of after-poppet 14.Certainly, it is of the present utility model other
In embodiment, the locking piece can be lock pin, dead bolt etc., it is possible to achieve the structural member of locking and unblock should be included in this practicality
In new embodiment.
In an alternative embodiment, unlock piece 53 is the solution lock strap for being connected to latch hook body, or for located at after-poppet 14
On button.In embodiment of the present utility model, for unlock piece 53 using solution lock strap, the both ends of the solution lock strap are connected to both sides
Locking piece 52 on, user when needing Folding trolley vehicle frame 1, by pull unblock band be unlocked so that the stroller car
Frame 1 can fold.In an other embodiment, button can be arranged on after-poppet 14, and manually button press is to link
Locking piece 52, so that locking piece 52 is rotated to unlock sliding part 51, it can equally realize the folding of stroller frame 1.This practicality
New unlock piece is not limited to above-mentioned solution lock strap and the embodiment of button, and in other embodiments, the unlock piece can be with
Linkage coordinated for electric linkage mechanism or with unlock piece etc..
Stroller frame 1 of the present utility model also includes the linkage unit in after-poppet 14, after linkage unit is connected to
Take turns joint 31.By the linkage unit coordinate wheel assembly so that lower push-rod 12, fore-stock 13 with respect to after-poppet 14 fold when,
It can simultaneously unlock and trigger trailing wheel 32 and pack up, so as to further reduce the size after stroller frame 1 folds.Specifically,
When sliding part 51 slides to the lower end of after-poppet 14, sliding part 51 acts on linkage unit, so as to be linked after linkage unit unblock
Trailing wheel joint 31, and then trailing wheel joint 31 is rotated relative to stroller frame 1.In the present embodiment, linkage unit linkage trailing wheel connects
First 31 rotate relative to the inner side of stroller frame 1, wherein, the inner side in the utility model refers to that the opposite flank of two trailing wheels 32 is
Inner side.
In an embodiment of the present utility model, the linkage unit includes unlocking mechanism and gangbar 61, unlocking mechanism
Including upper rack 62, lower rack 63 and the gear 64 for being engaged in upper rack 62 and lower rack 63 respectively, the lower end of lower rack 63
Provided with the lock pin 631 for coordinating locking with trailing wheel joint 31, the lower end of gangbar 61 is connected to trailing wheel joint 31.Preferably, link
Bar 61 is connected to trailing wheel joint 31 close to the one end in outside, so as to so that trailing wheel joint 31 drives trailing wheel 32 to stroller frame 1
Inner side rotate (i.e. two trailing wheels 32 towards relative direction rotation).Certainly, in other embodiments, gangbar can also be passed through
61 lower end is connected to the other positions of trailing wheel joint 31, so that other directions rotate trailing wheel 32 down, such as towards stroller
The outside of vehicle frame 1 rotates, or rotate towards the relative direction of front-wheel 22 and trailing wheel 32 etc..
In the combining structure of the linkage unit, when upper rack 62 moves downward, it is driven by gear 64 so that lower rack
63 upwards motion, with pendulum lock pin 631, the solution out of stand connection 15 is lock out lower rack 63, now trailing wheel joint 31 can relatively under
Push rod 12 rotates, and then sliding part 51 continues to move down and acts on gangbar 61, and gangbar 61 is then held in trailing wheel joint
On 31, so that trailing wheel joint 31 is rotated using the connecting shaft with lower push-rod 12 as axle, so as to so that trailing wheel joint 31 is carried out
Folding is packed up.Alternatively, the trailing wheel 32 relative to the side of stroller frame 1 with -180 °~180 ° in the range of rotate.This practicality is new
In type, when the stroller frame 1 is in folded state, the trailing wheel 32 have rotated 90 ° towards the inner side of stroller frame 1, so that trailing wheel
32 side is fitted in the stroller frame 1 after folding, and can so avoid trailing wheel 32 from taking larger space.Pass through trailing wheel 32
Side lands, and the stroller frame 1 after folding can independently stand, and front-wheel 22 is shielded in stroller frame, and user is not easy
Touch the dirt on front-wheel 22 and trailing wheel 32.
As shown in Figures 1 to 8, in the utility model, stroller frame 1 switches to the specific behaviour of folded state from use state
As：By manipulating the regulation and control portion 41 at the top of push handle 11 so that the first hauling rope 42 pulls closing piece 43 to rotate, so that lock tooth 44
Gradually screwed out by the inclined-plane of wedge out of receiving portion, so that the spacing between closing piece 43 and lock tooth 44 gradually increases, it is real
Now the lock solution from closing piece 43 of tooth 44 is lock out, and now push handle 11 can be folded on lower push-rod 12 by user.
In push handle 11 with respect in the rotation process of lower push-rod 12, power transmission shaft 40 rotates and drives drive 45 to rotate in the lump,
Now trigger the second hauling rope 46 and pull solution closing piece, so that solution closing piece removes out of stand connection 15, it is achieved thereby that under
Unblock between push rod 12 and stand connection 15, now lock strap can be solved by pulling, solution lock strap unblock sliding part 51, stroller
Vehicle frame 1 under self gravitation effect so that lower push-rod 12 and fore-stock 13 can fold to after-poppet 14 simultaneously, now the first linkage
Bar 16, the second gangbar 17 slide to the lower end of after-poppet 14 in the lump with sliding part 51；Sliding part 51 in taxiing procedures first
It is held on upper rack 62, upper rack 62 rotates with moving gear 64, and gear 64 then drives lower rack 63 to move upwards, so that lower tooth
The lock pin 631 of bar 63 solution out of trailing wheel joint 31 is lock out, and then sliding part 51 is held in gangbar 61, so that gangbar 61 acts on
In trailing wheel joint 31, the beat trailing wheel 32 under the thrust of gangbar 61 of trailing wheel joint 31, so that trailing wheel 32 is into stroller frame 1
Side rotates, and after trailing wheel 32 rotates 90 °, that is, completes the folding of the stroller frame 1.The each joint of the folding process is close
Coordinate, folding process is more smooth, and preferable experience is brought to user.
Stroller frame of the present utility model realizes linkage of unlocking at multiple folding positions, that is, unlocks a position and carry out
In folding process, while the other positions that link are unlocked and folded in the lump, can so be realized and rapidly be folded, and fold letter
Just, make user more convenient in use.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice utility model disclosed herein
New other embodiments.The application is intended to any modification, purposes or adaptations of the present utility model, these
Modification, purposes or adaptations follow general principle of the present utility model and including undocumented skills of the utility model
Common knowledge or conventional techniques in art field.Description and embodiments be considered only as it is exemplary, it is of the present utility model
True scope and spirit are pointed out by claims hereof.
It should be appreciated that the accurate knot that the utility model is not limited to be described above and is shown in the drawings
Structure, and various modifications and changes can be being carried out without departing from the scope.The scope of the utility model only will by appended right
Ask to limit.
Claims (10)
- A kind of 1. children trolley, it is characterised in that including the stroller frame with deployed condition and folded state, the stroller car Frame includes push handle, lower push-rod, fore-stock, after-poppet, the first gangbar, the second gangbar and stand connection；The fore-stock lower end is provided with front component, and the after-poppet lower end is provided with wheel assembly；The fore-stock, the after-poppet and the lower push-rod are rotationally connected with the stand connection respectively；One end of first gangbar is rotationally connected with the fore-stock, and the other end of first gangbar is connected to described After-poppet；One end of second gangbar is rotationally connected with the lower push-rod, and the other end of second gangbar is connected to described After-poppet；The stroller frame also includes sliding part and the unlocking mechanism coordinated with the sliding part, first gangbar and institute State the second gangbar to be connected to the sliding part and be connected to the after-poppet by the sliding part, the sliding part can Drivingly slided along the axial direction of the after-poppet；Wherein, after the relatively described lower push-rod of the push handle folds, the unlocking mechanism is regulated and controled to unlock the sliding part simultaneously The sliding part is driven to slide to the lower end of the after-poppet, so that the fore-stock and the lower push-rod are folded to the after-poppet Both sides.
- 2. children trolley according to claim 1, it is characterised in that the unlocking mechanism includes coordinating with the sliding part The locking piece of locking and the unlock piece coordinated with the locking piece；Wherein, the locking piece moves down in unlock piece driving Move to depart from the sliding part, so that the sliding part by controlling can slide along the axial direction of the after-poppet.
- 3. children trolley according to claim 2, it is characterised in that the locking piece is latch hook, and the latch hook is located at institute State the upper end in after-poppet；Wherein, the latch hook includes latch hook body and the snap fit located at latch hook body one end, the unblock Part is connected to the other end of the latch hook body, and the latch hook body is rotationally connected with the after-poppet；Wherein, the latch hook body is rotated by the unlock piece, so that the snap fit departs from from the sliding part, And then the sliding part is set to be slided in the rear in the axial direction of support.
- 4. children trolley according to claim 2, it is characterised in that the wheel assembly includes trailing wheel joint and axle connects Trailing wheel on the trailing wheel joint, the trailing wheel joint are rotationally connected with the after-poppet；The stroller frame also includes setting Linkage unit in the after-poppet, the linkage unit are connected to the trailing wheel joint；Wherein, when the sliding part slides to the lower end of the after-poppet, the sliding part acts on the linkage unit, so that Link the trailing wheel joint after the linkage unit unblock, and then the trailing wheel joint is rotated relative to the stroller frame.
- 5. children trolley according to claim 4, it is characterised in that the linkage unit includes unlocking mechanism and linkage Bar, the unlocking mechanism include upper rack, lower rack and the gear for being engaged in the upper rack and the lower rack respectively, institute The lower end for stating lower rack is provided with the lock pin for coordinating locking with the trailing wheel joint, and the lower end of the gangbar is connected to the trailing wheel Joint.
- 6. children trolley according to claim 4, it is characterised in that the side of the relatively described stroller frame of the trailing wheel To rotate in the range of -180 °~180 °.
- 7. children trolley according to claim 1, it is characterised in that the sliding part is sliding block, is set on the after-poppet There is the chute coordinated with the sliding block；Wherein, the sliding block is limited in the chute and moved along the chute.
- 8. children trolley according to claim 1, it is characterised in that the sliding part is sliding sleeve, is set on the after-poppet There are the sliding zones coordinated with the sliding sleeve；Wherein, the sliding sleeve is limited in the sliding zones and in the sliding zones Interior slip.
- 9. children trolley according to claim 1, it is characterised in that the stroller frame also includes being connected to the handle Transmission mechanism between hand and the lower push-rod and the first locking mechanism with transmission mechanism cooperation, the transmission mechanism Including power transmission shaft, the push handle is rotated by the power transmission shaft relative to the lower push-rod；The first locking mechanism is led including the regulation and control portion in the push handle, one end are connected with the regulation and control portion first Straw line, the closing piece located at the first hauling rope other end and the lock tooth being sheathed on the power transmission shaft, described lock set on tooth There is wedge, the closing piece is provided with the receiving portion coordinated with the wedge；Wherein, the closing piece rotates under the traction of first hauling rope, and the wedge removes in described accommodation section, so that Tooth is locked along the sliding axially for power transmission shaft and the remote closing piece so as to unlock.
- 10. children trolley according to claim 9, it is characterised in that the transmission mechanism also includes being fixed on the biography Drive on moving axis；The stroller frame also includes second locking mechanism, and the second locking mechanism includes one ends wound on the drive The second hauling rope and be connected to the solution closing piece of the second hauling rope other end；Wherein, the solution closing piece is located at the lower end of the lower push-rod, to coordinate locking and unblock with the stand connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720902365.2U CN207106582U (en) | 2017-07-24 | 2017-07-24 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720902365.2U CN207106582U (en) | 2017-07-24 | 2017-07-24 | Children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207106582U true CN207106582U (en) | 2018-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720902365.2U Active CN207106582U (en) | 2017-07-24 | 2017-07-24 | Children trolley |
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| Country | Link |
|---|---|
| CN (1) | CN207106582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108945075A (en) * | 2018-08-17 | 2018-12-07 | 好孩子儿童用品有限公司 | Children trolley |
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2017
- 2017-07-24 CN CN201720902365.2U patent/CN207106582U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108945075A (en) * | 2018-08-17 | 2018-12-07 | 好孩子儿童用品有限公司 | Children trolley |
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