CN105501355B - A kind of foldable carriage for children - Google Patents
A kind of foldable carriage for children Download PDFInfo
- Publication number
- CN105501355B CN105501355B CN201510959940.8A CN201510959940A CN105501355B CN 105501355 B CN105501355 B CN 105501355B CN 201510959940 A CN201510959940 A CN 201510959940A CN 105501355 B CN105501355 B CN 105501355B
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- block
- wheel
- bar
- foldable
- ear
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K9/00—Children's cycles
- B62K9/02—Tricycles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
- B62K15/008—Collapsible or foldable cycles the frame being foldable foldable about 2 or more axes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
- Handcart (AREA)
Abstract
The invention discloses a kind of foldable carriage for children, include body shell, and foldable first chair with back is articulated on the body shell；Further include having a foldable handlebar, handlebar includes handlebar ontology and the casing below handlebar ontology, and the top of front wheel carrier is equipped with frame pipe, and the frame pipe is articulated with casing；The frame pipe is equipped with fixing axle, and casing free end is against fixing axle；By way of rear-wheel device foldable handlebar, foldable, the first chair with back are pivot joint, which may be implemented largely folding shrinking, reduce volume, convenience in transport and carrying.
Description
Technical field
The present invention relates to a kind of foldable carriage for children.
Background technology
Currently, more and more energy can be placed on rideable children's perambulator by perambulator enterprise, when due to appearance
Still, easy to learn, it is deep to be liked by children；But the transport of perambulator also brings some problems, for example, when needing to be put
It is excessive and cannot be put into boot when transporting, to be just often limited to volume to set boot；So if there is one kind whole
It folds, the perambulator of volume-diminished to a certain extent non-will be subjected to the welcome in market.
Invention content
It is an object of the invention to overcome disadvantages described above, a kind of foldable carriage for children is provided.
To achieve the above object, concrete scheme of the invention is as follows：A kind of foldable carriage for children includes body shell,
The body shell, is equipped with foldable rear-wheel device, and front end shaft is connected with a front wheel carrier；Front wheel carrier lower rotary shaft connects
There is front-wheel；Foldable first chair with back is also articulated on the body shell；Further include thering is the foldable handlebar, handlebar to include
There are handlebar ontology and the casing below handlebar ontology, the top of front wheel carrier to be equipped with frame pipe, the frame pipe is pivotally connected with casing
Together；The frame pipe is equipped with fixing axle, and casing free end is against fixing axle；
The body shell lower part is additionally provided with foldable foot-driven machine structure.
Wherein, the foot-driven machine structure includes pole；The pole, one end are pivotally connected with body shell, other end pivot
It is connected to one group of foldable foot and steps on block；The body shell is equipped with card ear；The pole is pivotally connected with card ear；Further include being useful for making
It obtains foot-driven machine structure and is folded to fixed turnover mechanism after different angle；The turnover mechanism includes at least one on card ear
A ear card slot, positioning tie bar and elastic component for making positioning tie bar one end be arranged in ear card slot.
Wherein, the card ear is two, and the pole includes two sub bars, and sub bar is equipped with directly to hole, it is described directly to
Hole is arranged one end of positioning tie bar；The body shell top surface is equipped with cushion.
Wherein, the frame pipe, which is equipped with, adjusts slot, and the free end of described sleeve pipe is fixed with drive-connecting shaft, and casing passes through pivot joint
Axis and adjusting slot are articulated with frame pipe；Casing is equipped with a switch post holes, and shrapnel, the shrapnel side are equipped in casing
Equipped with card column, switch post holes is arranged the card column；Further include thering is one to set the getting stuck and for pushing back card column of card column for blocking
The key switch of sleeve.
Wherein, further include having the second chair with back for being removably connected to the first chair with back, second chair with back includes second back of the body
Body；First chair with back includes the first back of the body body；
Switching mechanism includes the plate on the downside of the second back of the body body；Plate be equipped with mounting hole, first the back of the body body be equipped with
The jack of plate cooperation；Switching mechanism further includes having fixed inserted block；One side of fixed inserted block is on an inclined-plane and the side
Equipped with the block coordinated with mounting hole；
Switching mechanism further include have it is between another side of fixed inserted block and the first back of the body body, for making fixed insert
The first reset spring part that block reset rebounds；
Switching mechanism further includes having to carry on the back internal switchboard set on first, and a side of switchboard is equipped with switching device,
First back of the body body is equipped with the switch hole for installation switching device；Another side of switchboard be equipped with slide plate, slide plate from
By holding the matched inclined-plane in a side being equipped with for fixed inserted block；
Switching mechanism further includes having between switchboard and the first back of the body body, for making the second of switch sheet reset to reset bullet
Part.
Wherein, the block, top surface are an inclined-plane；The switchboard be equipped with pilot hole, first the back of the body body be equipped with
The guide post of pilot hole cooperation.
Wherein, further include having guard bar device on the second chair with back, for preventing children from falling；The guard bar device
Include there are two the fixed arm for being respectively arranged on the second chair with back, the free end of two fixed arms is articulated with lever arm respectively；Lever arm
Free end be equipped with make two lever arm free ends connect clamping apparatus.
Wherein, the front-wheel includes wheel rim and the foot step on device for driving front-wheel to rotate；It is equipped in the front-wheel
The clutch for preventing foot step on device from front-wheel being followed to rotate in the case where foot step on device does not use；The foot step on device includes foot
It pedals and bent axle；
The arrangement of clutch includes the driving shell for connecting and being coaxially disposed with wheel rim and one group of expansion block, the drive
Dynamic shell side is equipped with a circle periphery, and peripheral interior wall is equipped with pit, and each block one end of expanding is pivotally connected with driving shell, expands the one of block
A lateral surface is equipped with the fin that coordinate with pit, and one is connected to by a flexible connector between two other ends for expanding block
It rises；
Each expansion block medial surface is equipped with a clutch chamber；Bent axle is equipped with for enabling fin card to set to pit
Horizontal block；Horizontal block is set to clutch intracavitary, and the other end of two expansion blocks is equipped with the salient point for making expansion block that horizontal block be followed to rotate.
The horizontal block includes the Fixed Division affixed with bent axle and keeps out arm from what Fixed Division both sides were extended；
It keeps out arm and is equipped with a groove, further include thering is one and the affixed fixinig plate of bent axle, fixinig plate to be arranged in groove
It is interior；
The free end for keeping out arm is wedge shape, and the clutch chamber is also wedge shape.
Wherein, the pit, fin are multiple；The other end of each expansion block is equipped with hook, and flexible connector will
Two hooks link together.
Wherein, body shell rear end shaft is connected with for making parent control the turning-bar that front wheels of baby turns to；Institute
It states turning-bar one end and is radially provided with the first steering ear；Front wheel carrier is radially provided with the second steering ear, and first, which turns to ear and second, turns to
Steering connector bar is provided between ear；Front wheel carrier rotation is driven by steering connector bar when turning-bar rotates；The turning-bar
The other end is equipped with telescopic telescopic rod, and the free ending pivot of telescopic rod is connected to a control handle.
Wherein, the other end of turning-bar is equipped with a handle.
Wherein, further include having the umbrella being detachably connected between the second chair with back；The side of second chair with back is additionally provided with head
Pillow.
The rear-wheel device includes that rear wheel, the trailing wheel support arm for shaft connection rear wheel and one end are articulated in vehicle
The fixed frame of body ontology and other end connection trailing wheel support arm；The body shell accommodates fixed frame when being equipped with fixed frame folding
Hold rack slot.
Wherein, body shell rear end is equipped with supporting rod.
Wherein, supporting rod is equipped with a horizontal axis bar, further includes having a trailing wheel switching mechanism, the trailing wheel switching mechanism includes
Have the switch being slidably connected with fixed frame block, further include have set on switch it is between block and fixed frame, for making switch handle
The elasticity of block reset is block reset part；Switch is equipped with one end of block for blocking the bar slot for setting horizontal axis bar.
Wherein, the body shell bottom is additionally provided with a positioning Ka Keng, and the front end of block is equipped with one and positioning by the switch
The card of Ka Keng cooperations sets protrusion.
Wherein, the trailing wheel support arm includes that there are two the sub- support arm that can be pivotally connected a rear wheel respectively, two sub- support arms
Between be equipped with detachable material carrying basket.
Wherein, the body shell top surface is equipped with cushion
Beneficial effects of the present invention are：Foldable first chair with back is also articulated on the body shell；Further include having one
Foldable handlebar, handlebar include handlebar ontology and the casing below handlebar ontology, and the top of front wheel carrier is equipped with frame
Pipe, the frame pipe are articulated with casing；The frame pipe is equipped with fixing axle, and casing free end is against fixing axle；Pass through vehicle
The mode that foldable, foldable rear-wheel device, the first chair with back are pivot joint, which may be implemented largely to fold receipts
Contracting reduces volume, convenience in transport and carrying.
Description of the drawings
Fig. 1 is the stereogram of the present invention；
Fig. 2 is the stereogram after folding of the present invention；
Fig. 3 is the stereogram of the frame pipe of the present invention；
Fig. 4 is the structural schematic diagram of the foot-driven machine structure and body shell cooperation of the present invention；
Fig. 5 is the partial enlarged view of Fig. 4；
Fig. 6 is the stereogram of the first chair with back and the second chair with back of the present invention；
Fig. 7 is the stereogram of the second chair with back of the present invention；
Fig. 8 is the second chair with back of the present invention and the decomposition diagram of the first chair with back；
Fig. 9 is the stereogram of the fixation inserted block of the present invention；
Figure 10 is the stereogram of front-wheel of the present invention；
Figure 11 is that front-wheel of the present invention is skimmed the structural schematic diagram of wheel rim, tire；
Figure 12 is the structural schematic diagram when horizontal block of the present invention coordinates with bent axle；
Figure 13 is the stereogram of the expansion block of the present invention；
Figure 14 is the structural schematic diagram for removing body shell；
Figure 15 is the stereogram of the body shell of the present invention；
Figure 16 is the stereogram of the rear-wheel device of the present invention；
Figure 17 is the stereogram that the rear-wheel device of the present invention removes switch block；
Figure 18 is the switch of the present invention block stereogram；
Reference sign in Fig. 1 to Figure 18：
F1- body shells；In f11- rack slots；F12- supporting rods；F13- horizontal axis bars；F14- positions Ka Keng；F2- trailing wheel branch
Arm；F3- material carrying baskets；F4- rear wheels；F5- fixed frames；F6- is switched block；F61- bar slots；F62- cards set protrusion；F7- poles；
F71- feet step on block；F72- positioning tie bars；F73- is directly to hole；F74- card ears；F75- ear card slots；
B1- handlebar ontologies；B2- casings；
M2- front wheel carriers；M21- adjusts slot；M4- turning-bars；M41- first turns to ear；M42- second turns to ear；M43- turns
To connecting rod；M5- telescopic rods；M6- controls handle；
C1- wheel rims；C2- tires；C3- pedals；C4- bent axles；C5- driving shells；The peripheries c6-；C61- pits；C7- horizontal blocks；
The Fixed Divisions c71-；C72- keeps out arm；C73- fixinig plates；C8- expands block；C81- fins；C82- clutch chambers；C83- salient points；c84-
Hook.
The first chair with backs of k1-；K11- switchboards；K12- switching devices；K13- slide plates；K14- pilot holes；K15- fixes inserted block；
The first reset spring parts of k16-；K17- guide posts；K18- switch holes；K19- blocks；
The second chair with backs of k2-；K21- plates；K22- mounting holes；
K3- umbrellas；K4- fixed arms；K41- lever arms；
K5- rests the head on.
Specific implementation mode
The present invention is described in further detail in the following with reference to the drawings and specific embodiments, is not the reality the present invention
It applies range and is confined to this.
As shown in Figure 1 to Figure 2, the foldable carriage for children described in the present embodiment, front end shaft are connected with a front wheel carrier m2；
Front wheel carrier m2 lower rotary shafts are connected with front-wheel；Foldable first chair with back is also articulated on the body shell f1
k1；Further include having a foldable handlebar, handlebar includes the handlebar ontology b1 and casing b2 below handlebar ontology b1,
The top of front wheel carrier m2 is equipped with frame pipe, and the frame pipe is articulated with casing b2；The frame pipe is equipped with fixing axle, casing b2
Free end is against fixing axle；The lower parts the body shell f1 are additionally provided with foldable foot-driven machine structure；It is foldable by handlebar, can receive
The rear-wheel device of folding, the first chair with back k1 are the mode of pivot joint, which may be implemented largely folding shrinking, reduce body
Product, convenience in transport and carrying；Foldable foot-driven machine structure when in use, can provide the place that foot is stepped on for children, when not in use,
It can be with folding.
As shown in Fig. 4 to Fig. 5, specifically, the foot-driven machine structure described in the present embodiment includes pole f7；The pole f7,
One end is pivotally connected with body shell f1, and the other end is articulated with one group of foldable foot and steps on block f71；Foot steps on block f71 and is articulated in folding
On bar f7 so that it have foot step on block f71 can folding, pole f7 also can folding function, improve folding function.
The body shell f1 is equipped with card ear f74；The pole f7 is pivotally connected with card ear f74；Further include being useful for so that foot
It steps on mechanism and is folded to fixed turnover mechanism after different angle；The turnover mechanism includes at least one on card ear f74
A ear card slot f75, positioning tie bar f72 and the elastic component for making the one end positioning tie bar f72 be arranged in ear card slot f75.In use,
Locating rod is pulled down, the free end of locating rod is detached from ear card slot f75, when pole f7 is folded into the angle of needs, unclamps locating rod,
Locating rod, which can continue to be stuck in due to the effect of elastic component, completes positioning in corresponding ear card slot f75.Therefore, which can make foot
Fixation can be stopped in different angle by stepping on mechanism, facilitate the needs of different children.
Foldable carriage for children described in the present embodiment, the card ear f74 are two, and the pole f7 includes two sons
Bar, sub bar are equipped with directly to hole f73, described one end for being directly arranged positioning tie bar f72 to hole f73；Two card ear f74 and two
The design of sub bar, the foot-driven machine structure structure that can make is more reasonable, more firm.
The top surfaces the body shell f1 are equipped with cushion.Cushion can improve the comfort of children, improve the experience of the present invention
Sense.
As shown in figure 3, the foldable carriage for children described in the present embodiment, the frame pipe, which is equipped with, adjusts slot m21, the set
The free end of pipe b2 is fixed with drive-connecting shaft, and casing b2 is articulated by drive-connecting shaft and adjusting slot m21 with frame pipe；Casing
B2 is equipped with a switch post holes, and shrapnel is equipped in casing b2, and the shrapnel side is equipped with card column, and switch post holes is arranged the card column；
Further include have one for block set card column get stuck and the key switch for card column to be pushed back to sleeve.Specifically, usually using
When, the free ends casing b2 are against fixing axle, and when needing folding, press ＆ hold switch so that card column disengaging is got stuck, by handlebar
It is lifted up, at this point, after drive-connecting shaft slides into always the top for adjusting slot m21 on frame pipe, can turn down, realize backward
The folder function of handlebar.
As shown in Figures 6 to 9, the foldable carriage for children described in the present embodiment, the second chair with back k2 includes second back of the body
Body；First chair with back k1 includes the first back of the body body；Switching mechanism includes the plate k21 on the downside of the second back of the body body；Plate k21
It is equipped with mounting hole k22, the first back of the body body is equipped with the jack with plate k21 cooperations；Switching mechanism further includes having fixed inserted block k15；
A side of fixed inserted block k15 is an inclined-plane and the side is equipped with the block k19 coordinated with mounting hole k22；Switching mechanism
Further include have it is between another side of fixed inserted block k15 and the first back of the body body, for making fixed inserted block k15 resets rebound
The first reset spring part k16；Switching mechanism further includes having set on the internal switchboard k11 of first back of the body, a side of switchboard k11
Face is equipped with switching device k12, and the first back of the body body is equipped with the switch hole k18 for installation switching device k12；Switchboard k11's is another
One side is equipped with slide plate k13, and the free end of slide plate k13 is equipped with for matched with a side of fixed inserted block k15
Inclined-plane；Switching mechanism further includes having between the back of the body bodies of switchboard k11 and first, for making the second of switchboard k11 resets to answer
Position bullet part.Second reset spring part is spring, and principle is as follows：When the first chair with back k1 and the second chair with back k2 that split need grafting
When together, switching device k12 is lifted up so that switchboard k11 is also moved upwards therewith, another due to switchboard k11
The free ends slide plate k13 on one side are inclined-plane, and a side of fixed inserted block k15 is also inclined-plane, therefore in slide plate k13
When being moved upwards with switchboard k11, fixed inserted block k15 draws back, to which block k19 is retreated therewith；At this point, plate k21 is inserted
To jack and mounting hole k22 is made to reach position corresponding with block k19, then decontrol switching device k12, due to the second reset bullet
The effect of part, switching device k12 drive switchboard k11 to move downward return, and due to the effect of the first reset spring part k16, Gu
Determine inserted block k15 to travel forward, and finally block k19 is sheathed in mounting hole k22, completes locking action.When dismounting, similarly,
Switching device k12 is lifted up, block k19 is detached from mounting hole k22, extracts the second chair with back k2.One described in embodiment
Kind is applicable in block k19 described in the perambulator of multiple-age bracket children, and top surface is an inclined-plane.In the present embodiment, the block k19,
Top surface is an inclined-plane, and bottom surface is a flat surface.Due to being arranged such so that by the first chair with back k1 split and the second chair with back k2
When being plugged in together, it is not necessary that switching device k12 to be lifted up, grafting can be done directly.Specifically, when plate k21 is inserted
To jack, the top surface of the free end touching block k19 of plate k21, due to ramp effect, fixed inserted block k15 can be retreated naturally, when
Plate k21 is inserted to jack and mounting hole k22 is made to reach position corresponding with block k19, due to the work of the first reset spring part k16
With fixed inserted block k15 travels forward, and finally block k19 is set in mounting hole k22, completes locking action.The setting,
So that grafting action is more convenient, quickly.
The side of second chair with back k2 is additionally provided with headrest k5.The side of second chair with back k2 is additionally provided with headrest k5, and headrest k5 is played
Head supporting role can protect young children's cervical vertebra and head, prevent child by infliction of body.Further include having
Guard bar device on the second chair with back k2, for preventing children from falling, child can be surrounded, prevent falling for child
It falls.A kind of perambulator being applicable in multiple-age bracket children described in embodiment, the guard bar device include that there are two be respectively arranged on second
The free end of the fixed arm k4, two fixed arm k4 of chair with back k2 are articulated with lever arm k41 respectively.It, can when children need to get on the bus
With by opening lever arm k41 so that guard bar device becomes open, and convenient for children is got on the bus, and when needing to protect children, will live
Swing arm k41 is fixed so that guard bar device becomes closed, protects children's safety.A kind of applicable multiple-age bracket described in embodiment
The perambulator of children, the free end of lever arm k41 are equipped with the clamping apparatus for making two free ends lever arm k41 connect, and one can be with
It is more secured when guard bar device being made to become closed, it prevents from separating, two can facilitate parent to use, and are also prevented from children and accidentally tear open.
As shown in Figure 10 to Figure 13, the foldable carriage for children described in the present embodiment, the front-wheel include wheel rim c1 and
Foot step on device for driving front-wheel to rotate；Being equipped in the front-wheel prevents foot step on device in the case where foot step on device does not use
The clutch for following front-wheel to rotate；The foot step on device includes pedal c3 and bent axle c4；
Foldable carriage for children described in the present embodiment, the foot step on device include pedal c3 and bent axle c4；Bent axle c4 is
On the type pushchair frequently with S-shaped bent axle c4；Pedal c3 is two, is respectively arranged on the both ends of bent axle c4；The clutch
Device includes the driving shell c5 for connecting and being coaxially disposed with wheel rim c1 and one group of side expansion block c8, the driving shell c5
Equipped with a circle periphery c6, peripheral c6 inner walls are equipped with pit c61, and each one end block c8 of expanding is pivotally connected with driving shell c5, expands block
A lateral surface of c8 is equipped with the fin c81 with pit c61 cooperations, is connected by an elasticity between the other end of two expansion block c8
Fitting links together；Each expansion block c8 medial surfaces are equipped with a clutch chamber c82；Bent axle c4 is equipped with for making fin c81
The horizontal block c7 set in pit c61 can be blocked；Horizontal block c7 is set in clutch chamber c82, and the other end of two expansion block c8 is equipped with
Salient point c83 for making expansion block c8 that horizontal block c7 be followed to rotate.Its principle is as follows：When children step on the pedal c3 of foot step on device
When, horizontal block c7 is rotated with bent axle c4 in clutch chamber c82, due to the rotation of horizontal block c7 so that fin c81, which can block, to be set to recessed
It cheats in c61；When being rotated further to certain angle, horizontal block c7 and salient point c83 against, at this point, children be further continued for stepping on pedal c3 to
When preceding movement, front-wheel will also be moved with the movement of pedal c3；When children do not step on pedal c3, parent pushes away perambulator later
When, since pedal c3 does not have forward rotatory force, the effect that expansion block c8 can be connected due to flexible connector to shrink opening, to
So that fin c81 is detached from pit c61；The rotation of front-wheel will not drive driving shell c5, to bent axle c4 and pedal c3 no longer with
With front-drive, the tender bound feet bifurcation of children is protected.
Foldable carriage for children described in the present embodiment, the horizontal block c7 include the Fixed Division c71 affixed with bent axle c4 with
And keep out arm c72 from what the Fixed Division both sides c71 were extended；Fixed Division c71 keeps out arm c72 and uses for being fixedly connected with bent axle c4
In with salient point c83 against；The structure designed by this way facilitates installation and production, more reasonable structure.
Foldable carriage for children described in the present embodiment keeps out arm c72 and is equipped with a groove, further includes having one and bent axle c4
Affixed fixinig plate c73, fixinig plate c73 are arranged in groove；It is fabricated to the structure, can be first welded on fixinig plate c73
It on bent axle c4, being then inserted directly into groove, just completes the setting of horizontal block c7, which is reasonable for structure, facilitates installation,
Conducive to large-scale production, it is conducive to promote yields.
Foldable carriage for children described in the present embodiment, the free end for keeping out arm c72 are wedge shape, the clutch chamber c82
Also it is wedge shape；Wedge shape keep out when the free ends arm c72 can make to keep out arm c72 rotations contacted more between expansion block c8
It is smooth, improve the experience sense that children ride.Clutch chamber c82 is that can make with the wedge cavities for the wedge-like engagement for keeping out arm c72
When expanding block c8 contractions, clutch chamber c82 can effectively be that keep out arm c72 to step down so that expansion block c8 is shrinkable more thoroughly.
Foldable carriage for children described in the present embodiment, the pit c61, fin c81 are multiple；It is multiple to work in coordination
Fin c81 and pit c61 so that when expansion block c8 drives periphery c6 rotations, frictional force bigger prevents from skidding.
Foldable carriage for children described in the present embodiment, each other end for expanding block c8 are equipped with hook c84, elastic connection
Part links together two hook c84.The structure can effectively prevent flexible connector to be detached from expansion block c8, prevent clutch
Failure.
Foldable carriage for children described in the present embodiment, flexible connector are a tension spring.Tension spring is at low cost, simple in structure, effect
Fruit is good.The surfaces wheel rim c1 are equipped with tire c2, enhance the passability and comfort of front-wheel.
As shown in Figure 14 to Figure 15, the foldable carriage for children described in the present embodiment, the rear ends body shell f1 shaft connects
It is connected to for making parent control the turning-bar m4 that front wheels of baby turns to.The one end the turning-bar m4 is radially provided with the first steering ear
m41；Front wheel carrier m2 is radially provided between the second steering ear m42, the first steering ear m41 and the second steering ear m42 and is provided with steering
Connecting rod m43；Front wheel carrier m2 rotations are driven by steering connector bar m43 when turning-bar m4 rotations.Its principle is as follows：Turning-bar m4
When rotation, the first steering ear m41 is also rotated therewith, and first turns to ear m41 drives second to turn to ear by steering connector bar m43
M42 is rotated, and to drive front wheel carrier m2 to rotate, and then controls the rotation of front-wheel.In addition, parent can also pass through turning-bar m4
Carry out the action of perambulator.
The other end of foldable carriage for children described in the present embodiment, the turning-bar m4 is equipped with telescopic telescopic rod m5,
Telescopic rod m5 can enhance practicability, specifically, telescopic rod m5 can provide suitable height for different height parents, in addition, may be used also
To improve the utilization rate of perambulator spatially by flexible, the free ending pivot of telescopic rod m5 is connected to a control m6, controls m6 pivots
It is connected on telescopic rod m5, can lift, can also put down, parent is facilitated to use and hold.One kind described in embodiment is applicable in more
The other end of the perambulator of age bracket children, turning-bar m4 is additionally provided with a handle, the perambulator being conveniently used for after folding of beginning a new line.
The side of foldable carriage for children described in the present embodiment, the second chair with back k2 is additionally provided with headrest k5, and headrest k5 rises to the end
Portion's supporting role can protect young children's cervical vertebra and head, prevent child by infliction of body.
Foldable carriage for children described in the present embodiment, the rear-wheel device include rear wheel f4, for shaft connection after
The trailing wheel support arm f2 of wheel f4 and one end are articulated in the fixed frame f5 of body shell f1 and other end connection trailing wheel support arm f2；Institute
The appearance rack slot of fixed frame f5 is accommodated when stating body shell f1 equipped with fixed frame f5 foldings.When folding, it is only necessary to by fixed frame f5
Bending, by fixed frame f5 foldings, f11, rear-wheel device have just been folded to certain position to complete to turn down in appearance rack slot；Pass through
Fixed frame f5 structures realize a kind of vehicle body with foldable trailing wheel mechanism, convenient and practical, and it can be effectively trailing wheel to hold rack slot
Support arm f2 keeps away position, scientific and reasonable, and practicability is high.
Foldable carriage for children described in the present embodiment, the rear ends body shell f1 are equipped with supporting rod f12；In use, the branch
The free ends strut f12 are against fixed frame f5.Supporting rod f12 can reinforce first trailing wheel support arm f2 when in use with body shell f1
Fixed function, trailing wheel support arm f2 expansion secondly can be prevented excessive, cause the damage of trailing wheel support arm f2.
As shown in Figure 16 to Figure 18, the foldable carriage for children described in the present embodiment, supporting rod f12 is equipped with a horizontal axis bar
F13 further includes having a trailing wheel switching mechanism, and the trailing wheel switching mechanism includes the switch that is slidably connected with fixed frame f5 block
F6 further includes having set on switch between block f6 and fixed frame f5, elastic block reset for making switch that block f6 resetted
Part；Switch is equipped with one end of block f6 for blocking the bar slot f61 for setting horizontal axis bar f13.In use, will switch block f6 post-tensionings, bar
Slot f61 is detached from horizontal axis bar f13 therewith, at this point, the jackknife action of trailing wheel support arm f2 can be carried out, conversely, when expansion, after
Drag switch is block f6, and when expanding in place, trip switch is block f6, and switch is block f6 since elasticity is the work of block reset part
With travelling forward, until horizontal axis bar f13 may be provided in bar slot f61, completion clamping lock acts.
Foldable carriage for children described in the present embodiment, the bottoms the body shell f1 are additionally provided with positioning card hole f14, described
The front end of block f6 is equipped with one and sets raised f62 with the card for positioning the f14 cooperations of card hole by switch.When folding trailing wheel support arm f2,
Switch can be fastened on the protrusion of block f6 in card hole, prevent trailing wheel support arm f2 from disorderly shaking, and then prevent the damage of trailing wheel support arm f2.
Foldable carriage for children described in the present embodiment, the trailing wheel support arm f2 include that there are two after being pivotally connected one respectively
The sub- support arm of wheel f4 is equipped with detachable material carrying basket f3 between two sub- support arms；Which raises the practicabilities of the present invention.
Folding children's vehicle body described in the present embodiment, the top surfaces the body shell f1 are equipped with cushion；Cushion can improve
The comfort of children improves the experience sense of the present invention.
The above is only the preferred embodiment of the present invention, therefore all structures according to described in present patent application range
It makes, the equivalent change or modification that feature and principle are done, is included in the protection domain of present patent application.
Claims (8)
1. a kind of foldable carriage for children includes body shell (f1), it is characterised in that：The body shell (f1), sets thereafter
There are foldable rear-wheel device, front end shaft to be connected with a front wheel carrier (m2)；
Front wheel carrier (m2) lower rotary shaft is connected with front-wheel；It is also articulated with foldable first chair with back on the body shell (f1)
(k1)；Further include having a foldable handlebar, handlebar includes handlebar ontology (b1) and is set to below handlebar ontology (b1)
The top of casing (b2), front wheel carrier (m2) is equipped with frame pipe, and the frame pipe is articulated with casing (b2)；The frame pipe is equipped with
Fixing axle, the casing free end (b2) is against fixing axle；Body shell (f1) lower part is additionally provided with foldable foot-driven machine structure；
The foot-driven machine structure includes pole (f7)；The pole (f7), one end are pivotally connected with body shell (f1), the other end
It is articulated with one group of foldable foot and steps on block (f71)；The body shell (f1) is equipped with card ear (f74), the pole (f7) and card
Ear (f74) is pivotally connected；Further include being useful for so that foot-driven machine structure is folded to fixed turnover mechanism after different angle；The folding machine
Structure includes at least one ear card slot (f75) on card ear (f74), positioning tie bar (f72) and makes positioning tie bar
(f72) one end is arranged in the elastic component of ear card slot (f75)；
The frame pipe, which is equipped with, adjusts slot (m21), and the free end of described sleeve pipe (b2) is fixed with drive-connecting shaft, and casing (b2) passes through
Drive-connecting shaft and adjusting slot (m21) are articulated with frame pipe；Casing (b2) is equipped with a switch post holes, is equipped in casing (b2)
Shrapnel, the shrapnel side are equipped with card column, and switch post holes is arranged the card column；Further include have one for block set card column get stuck with
And the key switch for card column to be pushed back to sleeve；
Further include having the second chair with back (k2) for being removably connected to the first chair with back (k1), second chair with back (k2) includes second
Carry on the back body；First chair with back (k1) includes the first back of the body body；
Switching mechanism includes the plate (k21) on the downside of the second back of the body body；Plate (k21) is equipped with mounting hole (k22), the
One back of the body body is equipped with the jack coordinated with plate (k21)；
Switching mechanism further includes having fixed inserted block (k15)；One side of fixed inserted block (k15) is to be set on an inclined-plane and the side
There is the block (k19) with mounting hole (k22) cooperation；
Switching mechanism further include have it is between another side of fixed inserted block (k15) and the first back of the body body, for making fixation
Inserted block (k15) resets the first reset spring part (k16) to rebound；
Switching mechanism further includes having set on the internal switchboard (k11) of first back of the body, and a side of switchboard (k11), which is equipped with, to be switched
Device (k12), the first back of the body body are equipped with the switch hole (k18) for installation switching device (k12)；Switchboard (k11) it is another
A side is equipped with slide plate (k13), and the free end of slide plate (k13) is equipped with for matching with a side of fixed inserted block (k15)
The inclined-plane of conjunction；
Switching mechanism further includes having between switchboard (k11) and the first back of the body body, second for making switchboard (k11) reset
Reset spring part；The switchboard (k11) is equipped with pilot hole (k14), and the first back of the body body is equipped with leads with what pilot hole (k14) coordinated
To column (k17).
2. a kind of foldable carriage for children according to claim 1, it is characterised in that：The card ear (f74) is two, described
Pole (f7) includes two sub bars, and sub bar is equipped with directly to hole (f73), described to be directly arranged positioning tie bar (f72) to hole (f73)
One end.
3. a kind of foldable carriage for children according to claim 1, it is characterised in that：Further include having set on the second chair with back (k2)
On, guard bar device for preventing children from falling；The guard bar device includes that there are two be respectively arranged on the second chair with back (k2)
The free end of fixed arm (k4), two fixed arms (k4) is articulated with lever arm (k41) respectively；The free end of lever arm (k41) is set
There is the clamping apparatus for making two lever arm (k41) free ends connect.
4. a kind of foldable carriage for children according to claim 1, it is characterised in that：The front-wheel include wheel rim (c1) with
And the foot step on device for driving front-wheel to rotate；Be equipped in the front-wheel prevents foot from stepping on dress in the case where foot step on device does not use
Set the clutch for following front-wheel to rotate；The foot step on device includes pedal (c3) and bent axle (c4)；
The arrangement of clutch includes the driving shell (c5) for connecting and being coaxially disposed with wheel rim (c1) and one group of expansion block
(c8), driving shell (c5) side is equipped with a circle periphery (c6), and peripheral (c6) inner wall is equipped with pit (c61), each expands block
(c8) one end is pivotally connected with driving shell (c5), and a lateral surface of expansion block (c8) is equipped with the fin coordinated with pit (c61)
(c81), it is linked together by a flexible connector between the other end of two expansion blocks (c8)；
Each expansion block (c8) medial surface is equipped with a clutch chamber (c82)；Bent axle (c4) is equipped with for making fin (c81) can
Card is set to the horizontal block (c7) in pit (c61)；Horizontal block (c7) is set in clutch chamber (c82), the other end of two expansion blocks (c8)
It is equipped with the salient point (c83) for making expansion block (c8) that horizontal block (c7) be followed to rotate；
The horizontal block (c7) includes the Fixed Division (c71) affixed with bent axle (c4) and extends from the both sides Fixed Division (c71)
Keep out arm (c72)；
It keeps out arm (c72) and is equipped with a groove, further include having one and the affixed fixinig plate (c73) of bent axle (c4), fixinig plate
(c73) it is arranged in groove；
The free end for keeping out arm (c72) is wedge shape, and the clutch chamber (c82) is also wedge shape；The pit (c61), fin
(c81) it is multiple；The other end of each expansion block (c8) is equipped with hook (c84), and flexible connector is by two hooks (c84)
It links together.
5. a kind of foldable carriage for children according to claim 1, it is characterised in that：Body shell (f1) rear end shaft
It is connected with for making parent control the turning-bar (m4) that front wheels of baby turns to；Described turning-bar (m4) one end is radially provided with first turn
To ear (m41)；Front wheel carrier (m2) is radially provided with the second steering ear (m42), and first turns to ear (m41) turns to ear (m42) with second
Between be provided with steering connector bar (m43)；Front wheel carrier (m2) is driven to turn by steering connector bar (m43) when turning-bar (m4) rotates
It is dynamic；The other end of the turning-bar (m4) is equipped with telescopic telescopic rod (m5), and the free ending pivot of telescopic rod (m5) is connected to a control
System is (m6).
6. a kind of foldable carriage for children according to claim 1, it is characterised in that：The rear-wheel device includes rear wheel
(f4), be used for the trailing wheel support arm (f2) of shaft connection rear wheel (f4) and one end is articulated in body shell (f1) and the other end connects
Connect the fixed frame (f5) of trailing wheel support arm (f2)；The body shell (f1) accommodates fixed frame when being equipped with fixed frame (f5) folding
(f5) appearance rack slot；The rear end body shell (f1) is equipped with supporting rod (f12)；Supporting rod (f12) is equipped with a horizontal axis bar (f13),
Further include having a trailing wheel switching mechanism, the switch that the trailing wheel switching mechanism includes and fixed frame (f5) is slidably connected is block
(f6), further include having set on switch elasticity between block (f6) and fixed frame (f5), for making switch that block (f6) is resetted
Block reset part；Switch is equipped with one end of block (f6) for blocking the bar slot (f61) for setting horizontal axis bar (f13).
7. a kind of foldable carriage for children according to claim 6, it is characterised in that：Body shell (f1) bottom is also set
There are a positioning Ka Keng (f14), the switch that the front end of block (f6) is equipped with one and sets protrusion with positioning Ka Keng (f14) cards coordinated
(f62)。
8. a kind of foldable carriage for children according to claim 6, it is characterised in that：The trailing wheel support arm (f2) includes two
A sub- support arm that can be pivotally connected a rear wheel (f4) respectively is equipped with detachable material carrying basket (f3) between two sub- support arms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510959940.8A CN105501355B (en) | 2015-12-21 | 2015-12-21 | A kind of foldable carriage for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510959940.8A CN105501355B (en) | 2015-12-21 | 2015-12-21 | A kind of foldable carriage for children |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105501355A CN105501355A (en) | 2016-04-20 |
| CN105501355B true CN105501355B (en) | 2018-08-28 |
Family
ID=55709770
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510959940.8A Active CN105501355B (en) | 2015-12-21 | 2015-12-21 | A kind of foldable carriage for children |
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| Country | Link |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10442490B2 (en) | 2016-09-14 | 2019-10-15 | Smart Trike Mnf Pte Ltd. | Full folding tricycle |
| US9981679B2 (en) * | 2016-09-14 | 2018-05-29 | Smart Trike Mnf Pte Ltd. | Full folding tricycle |
| WO2018051352A1 (en) | 2016-09-15 | 2018-03-22 | Mobius Design Ltd. | Robotrike |
| IL249515B (en) * | 2016-12-12 | 2019-08-29 | Doona Holdings Ltd | Foldable personal vehicle |
| FR3123037B1 (en) * | 2021-05-18 | 2024-02-23 | Id Development Ltd | Children's vehicle |
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| CN201161660Y (en) * | 2007-12-21 | 2008-12-10 | 胡明彬 | Bassinet |
| CN103192862A (en) * | 2013-04-09 | 2013-07-10 | 高春培 | Foldable multi-functional children's tricycle |
| CN203623864U (en) * | 2013-12-26 | 2014-06-04 | 慈溪市宏迪汽车附件有限公司 | Children tricycle with foldable seat |
| WO2014121018A1 (en) * | 2013-02-01 | 2014-08-07 | Radio Flyer Inc. | Multi-passenger tricycle |
| CN204415621U (en) * | 2015-01-23 | 2015-06-24 | 河北工业大学 | Modification perambulator |
| CN205469517U (en) * | 2015-12-21 | 2016-08-17 | 东莞市智乐堡儿童玩具有限公司 | Foldable buggy |
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- 2015-12-21 CN CN201510959940.8A patent/CN105501355B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201161660Y (en) * | 2007-12-21 | 2008-12-10 | 胡明彬 | Bassinet |
| WO2014121018A1 (en) * | 2013-02-01 | 2014-08-07 | Radio Flyer Inc. | Multi-passenger tricycle |
| CN103192862A (en) * | 2013-04-09 | 2013-07-10 | 高春培 | Foldable multi-functional children's tricycle |
| CN203623864U (en) * | 2013-12-26 | 2014-06-04 | 慈溪市宏迪汽车附件有限公司 | Children tricycle with foldable seat |
| CN204415621U (en) * | 2015-01-23 | 2015-06-24 | 河北工业大学 | Modification perambulator |
| CN205469517U (en) * | 2015-12-21 | 2016-08-17 | 东莞市智乐堡儿童玩具有限公司 | Foldable buggy |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105501355A (en) | 2016-04-20 |
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