CN104512448B - The folding/unfolding joint of children trolley and children trolley vehicle frame - Google Patents
The folding/unfolding joint of children trolley and children trolley vehicle frame Download PDFInfo
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- CN104512448B CN104512448B CN201310455058.0A CN201310455058A CN104512448B CN 104512448 B CN104512448 B CN 104512448B CN 201310455058 A CN201310455058 A CN 201310455058A CN 104512448 B CN104512448 B CN 104512448B
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- lid
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Abstract
The invention discloses folding/unfolding joint and the children trolley vehicle frame of a kind of children trolley, relate to children trolley technical field, for solving the tong problem that in prior art, children trolley vehicle frame is likely to occur during equivalent.The folding/unfolding joint of this children trolley includes: joint lid, driver part, transmission mechanism and socket joint, wherein: socket joint can rotate relative to joint lid around active connection place, and transmission mechanism is arranged between driver part and socket joint；Driver part can drive socket joint to turn to collapsed position by transmission mechanism when sliding into the first precalculated position along predetermined direction relative to joint lid；Driver part can drive socket joint turn to open position by transmission mechanism when sliding into the second precalculated position along the opposite direction of predetermined direction relative to joint lid.This folding/unfolding joint is applied to children trolley vehicle frame can simplify vehicle frame bar linkage structure, thus reduces vehicle frame and fold the tong possibility of process.
Description
Technical field
The present invention relates to children trolley technical field, be specifically related to a kind of children trolley folds pass
Save and arrange the children trolley vehicle frame of the folding/unfolding joint of this children trolley.
Background technology
In prior art, the children trolley vehicle frame that can convert into has handle pipe, socket joint, the forward foot in a step
Pipe, rear foot tube.Folding and opening between front foot pipe and rear foot tube connects real by a cross bar
Existing.
At least there is following problems in prior art:
When vehicle frame converts into, the equivalent deformation of the triangle between rear foot tube and front foot pipe and cross bar
After, the most ready-made tong gap, so easily there is crushing the situation of people's hand finger,
The existing children trolley vehicle frame converted into is caused to there is the technical problem that safety in utilization is low.
Summary of the invention
The invention provides folding/unfolding joint and the children trolley vehicle frame of a kind of children trolley, it is adopted
With one group of gear structure and limiting lock locking apparatus, in gear structure, gear drives lower tooth wheel belt
Movable joint seat rotates, and socket joint equivalent and launch to rotate the most limited locking system and limit
Position is being set, therefore, is using the vehicle frame that the folding/unfolding joint of the present invention makes, it is convenient to omit even
Connect the cross bar of front/back foot tube, solve children trolley vehicle frame in prior art easy during equivalent
There is crushing the technical problem of people's hand finger.
Many technique effects that optimal technical scheme of the present invention can be generated by will describe in detail later.
For achieving the above object, the invention provides techniques below scheme:
The invention provides the folding/unfolding joint of a kind of children trolley, including: joint lid, driving
Parts, transmission mechanism and socket joint, wherein:
Described driver part is slidably connected with described joint lid, described socket joint and described joint
Lid is flexibly connected, and described socket joint can turn relative to described joint lid around active connection place
It is dynamic,
Described transmission mechanism is arranged between described driver part and described socket joint；
Described driver part slides into the first pre-determined bit along predetermined direction relative to described joint lid
Described socket joint can be driven to turn to collapsed position by described transmission mechanism when putting；
Described driver part slides into along the opposite direction of predetermined direction relative to described joint lid
Described socket joint can be driven to turn to open position by described transmission mechanism during two precalculated positions.
In preferred or optional embodiment, the folding/unfolding joint of described children trolley also includes locking
Mechanism, wherein:
Described locking mechanism is arranged between described socket joint and described driver part, and described in drive
Described locking mechanism can be driven when dynamic component slides into the second precalculated position described socket joint to be locked
Fixed.
In preferred or optional embodiment, described transmission mechanism includes intermeshing gear
And lower gear, described gear is articulated in described respectively from described lower gear by different pivots
On the lid of joint；
Described gear deviates from the part of described lower gear and is provided with driver slot, described driver part
Drive described in being embedded in when sliding into the first precalculated position along predetermined direction relative to described joint lid
Dynamic groove is interior and drives described gear to rotate；
Described lower gear is connected with described socket joint, and described lower gear is relative to described joint
Lid can drive described socket joint to rotate relative to described joint lid together when rotating.
In preferred or optional embodiment, described locking mechanism include lock piece, keeper with
And flexible member, wherein:
Described lock piece is flexibly connected with described joint lid, and described lock piece can around activity even
Meet place to rotate relative to described joint lid；
Described keeper is fixing with described socket joint or described lower gear to be connected, described flexible member
It is connected between described lock piece and described gear, anti-along predetermined direction of described driver part
Direction can be embedded in described driver slot when sliding into the second precalculated position relative to described joint lid
And drive described gear to rotate, and drive described by described gear and described flexible member
Lock piece turns to be connected on described keeper.
In preferred or optional embodiment, described lock piece and described gear are by same
Bearing pin is articulated on described joint lid (preferably joint upper cover).
In preferred or optional embodiment,
Described flexible member is torsion spring, and described gear is provided with spliced eye, described torsion spring
One end is plugged in described spliced eye, and the other end of described torsion spring is supported in institute under elastic force effect
State on lock piece.
In preferred or optional embodiment, described keeper is to be plugged in described socket joint
Alignment pin.
In preferred or optional embodiment, described lock piece is bending, and described lock piece
Wherein one end on be provided with lock slots,
Described driver part slides into along the opposite direction of predetermined direction relative to described joint lid
Can be embedded in during two precalculated positions in described driver slot and drive described gear to rotate, and passing through institute
Stating gear drives described lock piece to turn to make described keeper be embedded in institute with described flexible member
State the position in lock slots；
Described driver part slides into the first pre-determined bit along predetermined direction relative to described joint lid
Can be connected on the wherein other end of described lock piece when putting and drive described lock piece to turn to make
The position of described lock slots deviate from by described keeper.
In preferred or optional embodiment, described driver part is rod member, described joint lid
Including the fixing joint upper cover connected and joint lower cover, described joint upper cover and described joint lower cover
Between be formed with accommodation space, described joint upper cover is additionally provided with in order to grafting handle pipe, the forward foot in a step
The installation through hole of pipe, wherein:
Described accommodation space and described installation through hole are by running through the guiding of described installation through hole wall body
Groove connects；Described rod member is embedded in described gathering sill and can be along predetermined direction in described gathering sill
And the opposite direction of predetermined direction slides into the first precalculated position and the second precalculated position；
Described gear is articulated on described joint by the first bearing pin and covers；
Described lower gear is articulated under described joint by the second bearing pin and covers.
The present invention also provides for a kind of children trolley vehicle frame, including handle pipe, front foot pipe and rear foot tube,
Wherein, the folding/unfolding joint of the children trolley that the arbitrary technical scheme of the present invention provides also is included, wherein:
Described handle pipe is fixing with described driver part to be connected, and described predetermined direction is predetermined with described
The opposite direction in direction is the axial direction of described handle pipe；
Described handle pipe and described driver part along described predetermined direction relative to described joint lid
Described front foot pipe can be inserted when sliding into the first precalculated position；
Described handle pipe and described driver part along the opposite direction of described predetermined direction relative to institute
State when joint lid slides into the second precalculated position and can stretch out described front foot pipe；Described rear foot tube with
Described socket joint is fixing to be connected, and can drive the described rear foot when described socket joint turns to open position
Pipe turns to open position, can drive described rear foot tube when described socket joint turns to collapsed position
Turn to collapsed position.
Based on technique scheme, the embodiment of the present invention at least can produce following technique effect:
The folding/unfolding joint of the children trolley that technique scheme provides, driver part is relative to joint lid
Slip, can by transmission mechanism drive socket joint turn to set collapsed position or open position
Put.
Meanwhile, rear foot tube when socket joint turns to open position, can be driven to turn to open position,
Rear foot tube can be driven when socket joint turns to collapsed position to turn to collapsed position.
Thus, use the vehicle frame that this folding/unfolding joint makes without arranging horizontal stroke between front/back foot tube
Bar, during trying hard to recommend the slip of dynamic driver part outside, rear foot tube and front foot pipe are difficult to folder occur
Hurt sb.'s feelings the situation of hand finger.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the application
A part, the schematic description and description of the present invention is used for explaining the present invention, not structure
Become inappropriate limitation of the present invention.In the accompanying drawings:
In the folding/unfolding joint assembling process of the children trolley that Fig. 1 provides for one embodiment of the invention respectively
The schematic diagram of position relationship between chief component；
The folding/unfolding joint of the children trolley that Fig. 2 provides for one embodiment of the invention and children trolley car
The annexation schematic diagram of frame pipe fitting；
The children trolley vehicle frame that Fig. 3 provides for another embodiment of the present invention stop in handle pipe
Point starts to abut the structural representation of lock piece, lock piece still locking socket joint；
The children trolley vehicle frame that Fig. 4 provides for another embodiment of the present invention stop in handle pipe
Point starts in front foot pipe in progradation, promotes lock piece to rotate releasing and locks socket joint,
And promote gear to rotate driving lower gear rotation drive children trolley rear foot tube near front foot pipe
Structural representation；
The children trolley vehicle frame that Fig. 5 provides for another embodiment of the present invention stop in handle pipe
Point starts in progradation, to continue to press on gear and rotate driving lower gear rotation in front foot pipe,
It is further driven to the children trolley rear foot tube structural representation near front foot pipe；
Reference: 1, joint upper cover；2, lock piece；3, gear；4, flexible member；
5, socket joint；6, the first bearing pin；7, alignment pin；8, lower gear；9, joint lower cover；10、
Second bearing pin；11, gathering sill；31, driver slot；32, spliced eye；21, lock slots；12、
Front foot pipe；13, rear foot tube；14, handle pipe；15, driver part；16, accommodation space；
17, through hole is installed.
Detailed description of the invention
Be referred to accompanying drawing Fig. 1～Fig. 5 below and word content understand present disclosure with
And the distinctive points between the present invention and prior art.Hereafter by accompanying drawing and enumerate the present invention's
The mode of some alternative embodiments, to technical scheme (including optimal technical scheme)
It is described in further detail.It should be understood that any technical characteristic in the present embodiment,
Any technical scheme be all the one in the technical characteristic of plurality of optional or optional technical scheme or
Several, in order to describe succinct need in presents cannot the exhaustive present invention all alternatively
Technical characteristic and alternative technical scheme, be also not easy to the embodiment of each technical characteristic
All emphasize that it is one of optional numerous embodiments, so those skilled in the art should know:
Any technical characteristic in the present embodiment and any technical scheme are all not intended to the protection of the present invention
Scope, protection scope of the present invention should include that those skilled in the art do not pay creative work
Thinkable any alternate embodiments.
The technical scheme provided the present invention below in conjunction with Fig. 1～Fig. 5 is explained in more detail
State, any two arbitrary technological means that the present invention provides being replaced or the present invention being provided
The technical scheme that individual or more technological means or technical characteristic are combined mutually and obtain all should
Should be within protection scope of the present invention.
As shown in Fig. 1～Fig. 5, the embodiment of the present invention provides the folding/unfolding joint of a kind of children trolley,
Comprising: joint lid (preferably including joint upper cover 1 and joint lower cover 9), driver part
(or claim: stop point) 15, transmission mechanism (preferably include intermeshing gear 3 and under
Gear 8) and socket joint 5, wherein: driver part 15 is slidably connected with joint lid, joint
Seat 5 is flexibly connected with joint lid, and socket joint 5 can be around active connection place relative to joint lid
Body rotates, and transmission mechanism is arranged between driver part 15 and socket joint 5；Driver part 15
Slide along predetermined direction (being A direction shown in Fig. 3 in the present embodiment) relative to joint lid
Socket joint 5 can be driven to turn to collapsed position by transmission mechanism to during the first precalculated position；Drive
Dynamic component 15 is along the opposite direction (being B direction shown in Fig. 3 in the present embodiment) of predetermined direction
Socket joint 5 can be driven by transmission mechanism when sliding into the second precalculated position relative to joint lid
Turn to open position.
Driver part 15 has multiple implementation, such as bar type structure etc..Transmission mechanism also has many
Plant implementation, hereinafter will provide a kind of preferably implementation.Above-mentioned folding/unfolding joint is applied
As a example by children trolley vehicle frame, joint lid is used for installing handle pipe 14 and front foot pipe 12,
Socket joint 5 is for fixing with rear foot tube 13.Front foot pipe 12 is the most different, handle pipe 14
Can slide towards front foot pipe 12, rear foot tube 13 can rotate relative to front foot pipe 12.Herein,
Predetermined direction refers to that handle pipe 14 is close to front foot pipe 12, i.e. side shown in arrow A in Fig. 3
To；Predetermined direction refers to that handle pipe 14 moves away from the direction of front foot pipe 12, i.e. Fig. 3
Direction shown in middle arrow B.First precalculated position refers to that handle pipe 14 slides near front
The position of foot tube 12, the second precalculated position refers to that handle pipe 14 slides into distance front foot pipe 12
Farthest position.In the present embodiment, the first precalculated position and the second precalculated position are by guiding
The length of groove 11 defines, and hereinafter will be described about gathering sill 11.
The folding/unfolding joint of the children trolley that technique scheme provides, driver part 15 is relative to pass
The slip of joint lid, can drive socket joint 5 turn to collapsed position or open by transmission mechanism
Position.Try hard to recommend the slip of dynamic driver part 15 outside to realize equivalent or open operation, drive division
During part 15 slides, between rear foot tube 13 and front foot pipe 12, it is difficult to that tong gap occurs,
So being difficult to that tong phenomenon occurs.
The folding/unfolding joint of children trolley the most also includes locking mechanism, and this locking mechanism is arranged at pass
Between joint seat 5 and driver part 15, and energy when driver part 15 slides into the second precalculated position
Locking mechanism is driven socket joint 5 to be locked.
Locking mechanism has in multiple implementation, such as locking mechanism and is provided with boss, this boss
For realizing locking with the groove fit of setting in socket joint 5.Certainly, it is not limited to above-mentioned realization
Mode.The specific implementation of locking mechanism is given below.
Transmission mechanism preferably includes intermeshing gear 3 and lower gear 8, gear 3 with
Lower gear 8 is articulated on the lid of joint by different pivots respectively；Gear 3 deviates from lower tooth
Wheel 8 part be provided with driver slot 31, driver part 15 along predetermined direction relative to joint lid
In driver slot 31 can be embedded in when body slides into the first precalculated position and drive gear 3 to rotate；Under
Gear 8 is connected with socket joint 5, and can drive when lower gear 8 rotates relative to joint lid
Socket joint 5 rotates relative to joint lid together.
In the present embodiment, gear 3 and the subregion of the respective circumferential exterior surface of lower gear 8
There are teeth, only there are teeth on several intermeshing teeth, gear 3 and lower gear 8
Quantity be to be determined by socket joint 5 angle to be rotated relative to joint lid.Lower gear 8
A part be embedded in socket joint 5, and with socket joint 5 formed one.
Locking mechanism preferably includes lock piece 2, keeper (is preferably plugged in socket joint 5
Alignment pin 7) and flexible member 4, wherein: lock piece 2 is flexibly connected with joint lid,
And lock piece 2 can rotate relative to joint lid around active connection place；Keeper and socket joint 5
Or the fixing connection of lower gear 8, flexible member 4 is connected between lock piece 2 and gear 3,
Driver part 15 slides into the second pre-determined bit along the opposite direction of predetermined direction relative to joint lid
In driver slot 31 can be embedded in when putting and drive gear 3 to rotate, and by gear 3 with elastic
Element 4 drives lock piece 2 to turn to be connected on keeper, to realize the lock to socket joint 5
Fixed.
Lock piece 2 and gear 3 are preferably articulated on joint upper cover 1 by same bearing pin.
Flexible member 4 is specially torsion spring, gear 3 is provided with spliced eye 32, the one of torsion spring
End is plugged in spliced eye 32, and the other end of torsion spring is supported at lock piece 2 under elastic force effect
On.
Lock piece 2 is in bending, and is provided with lock slots 21 on wherein one end of lock piece 2,
Driver part 15 slides into the second pre-determined bit along the opposite direction of predetermined direction relative to joint lid
In driver slot 31 can be embedded in when putting and drive gear 3 to rotate, and by gear 3 with elastic
Element 4 drives lock piece 2 to turn to the position making keeper be embedded in lock slots 21；Drive division
Part 15 can be connected to lock when sliding into the first precalculated position along predetermined direction relative to joint lid
On the wherein other end of stop member 2 and drive lock piece 2 to turn to make keeper to deviate from lock slots 21
Position.
Driver part 15 is preferably rod member, and joint lid preferably includes the joint upper cover of fixing connection
1 and joint lower cover 9, it is formed with accommodation space 16 between joint upper cover 1 and joint lower cover 9,
It is additionally provided with the installation for grafting handle pipe 14, front foot pipe 12 on described joint upper cover 1 to lead to
Hole 17, wherein: accommodation space 16 and installation through hole 17 are by running through installation through hole 17 wall body
Gathering sill 11 connect；In rod member is embedded in gathering sill 11 and can be along predetermined party in gathering sill 11
To and the opposite direction of predetermined direction slide into the first precalculated position and the second precalculated position；On
Gear 3 is articulated on joint upper cover 1 by the first bearing pin 6；Lower gear 8 is by the second bearing pin
10 are articulated on joint lower cover 9.
It is flexibly connected by the second bearing pin 10 between joint lower cover 9 with lower gear 8；Lock piece 2,
Gear 3 and flexible member 4 are installed in joint upper cover 1 and fasten, with joint lower cover 9, the appearance formed
Between being empty in 16, the first bearing pin 6 it is flexibly connected, and just makes gear 3 and lower gear 8
It is in the state of engaging each other between the two；Flexible member 4 two ends be installed in respectively lock piece 2 with
Between gear 3；One alignment pin 7 is set in socket joint 5.
The course of action of the folding/unfolding joint of the children trolley that technique scheme provides is as follows: elastic
Element 4 promotes lock piece 2 normality to keep the lock-out state to socket joint 5, under external force
(handle pipe 14 is pressed downward against by external force so that handle pipe 14 is the side shown in arrow A along Fig. 3
To close to front foot pipe 12), external force promotes and first promotes lock piece 2 around the first bearing pin 6 inverse time
Pin rotates the lock-out state released socket joint 5, is further continued for promoting gear 3 around the first bearing pin
6 rotate counterclockwise, drive lower gear 8 to rotate clockwise around the second bearing pin 10.Masterpiece the most outside
Under with, (handle pipe 14 is pulled up by external force so that handle pipe 14 is along Fig. 3 shown in arrow B
Direction away from front foot pipe 12), promote gear 3 rotate clockwise around the first bearing pin 6, drive
Dynamic lower gear 8 rotates counterclockwise around the second bearing pin 10.Try hard to recommend dynamic gear 3 outside around the first pin
Axle 6 rotates clockwise, drives lower gear 8 to rotate counterclockwise around the second bearing pin 10.So come and go
Promote gear 3, it is possible to achieve the parts that connect fixing with lower gear 8 make Tong Bu gearing.
The folding/unfolding joint of the children trolley of above-mentioned implementation, can simplify what children trolley was commonly used
Connecting rod folding structure, forms the risk of tong reducing connecting rod folding structure during folding,
Implementation cost is low, brings security and convenience for user.
The embodiment of the present invention also provides for a kind of children trolley vehicle frame applying folding/unfolding joint, including hand
Pipe 14, front foot pipe 12 and rear foot tube 13, wherein, the arbitrary technical scheme of the present invention is also included
The folding/unfolding joint being applied to children trolley vehicle frame provided, wherein: handle pipe 14 and drive division
Part 15 is fixing to be connected, and predetermined direction is the axial of handle pipe 14 with the opposite direction of predetermined direction
Direction.It is pre-that handle pipe 14 and driver part slide into first along predetermined direction relative to joint lid
Front foot pipe 12 can be inserted when putting in location；Handle pipe 14 and driver part are along the negative side of predetermined direction
Front foot pipe 12 can be stretched out in time sliding into the second precalculated position relative to joint lid.Rear foot tube 13
Fix with socket joint 5 and be connected, rear foot tube 13 when socket joint 5 turns to open position, can be driven
Turn to open position, rear foot tube 13 when socket joint 5 turns to collapsed position, can be driven to turn to
Collapsed position.
Handle pipe 14 (is preferably closed relative to joint lid along predetermined direction with driver part 15
Joint upper cover 1) front foot pipe 12 can be inserted when sliding into the first precalculated position.Now, handle pipe 14
It is in retracted state relative to front foot pipe 12.
Handle pipe 14 and driver part 15 are sliding relative to joint lid along the opposite direction of predetermined direction
Move to stretching out front foot pipe 12 during the second precalculated position.Now, handle pipe 14 is relative to the forward foot in a step
Pipe 12 is in the state of stretching out.
Installation through hole 17 one end of described joint upper cover 1 and described handle pipe 14 pivot bush unit,
The other end is fixing with front foot pipe 12 to be connected, and described handle pipe 14 can be at described installation through hole 17
With telescopic slide in described front foot pipe 12.
It is fixing even that the front foot pipe 12 of children trolley and joint upper cover 1 and joint lower cover 9 fasten one end
Connecing, the handle pipe 14 of children trolley movably fastens shape through joint upper cover 1 and joint lower cover 9
It is relative with front foot pipe 12 that the through hole become i.e. installs through hole 17, and handle pipe 14 can be in front foot pipe
Stretch in 12；The rear foot tube 13 of children trolley is fixing with socket joint 5 to be connected；In handle pipe 14
On stop point (i.e. driver part 15) is set, try hard to recommend dynamic handle pipe 14 outside to front foot pipe 12
In traveling process, stop point promotes lock piece 2 to rotate counterclockwise releasing to pass around the first bearing pin 6
The lock-out state of joint seat 5, be further continued for promoting gear 3 to rotate counterclockwise around the first bearing pin 6,
Lower gear 8 rotates clockwise around the second bearing pin 10, rear foot tube 13 is drawn close to front foot pipe 12 in driving
And then turn to collapsed position；Pulling handle pipe 14 from front foot pipe 12 toward during overhanging,
Gear 3 is promoted to rotate clockwise around the first bearing pin 6, drive lower gear 8 around the second bearing pin 10
Rotating counterclockwise, rear foot tube 13 launches to the direction away from front foot pipe 12 and finally turns to beat
Open position.
The folding/unfolding joint being applied to children trolley vehicle frame that technique scheme provides, owing to having
Above-mentioned folding/unfolding joint, therefore rear foot tube 13 is prevented from tong during folding, and improves children
The security that stroller frame uses.
Arbitrary technical scheme disclosed in the invention described above unless otherwise stated, if it discloses
Number range, then disclosed number range is preferred number range, any this area
Skilled artisans appreciated that: preferably number range is only technology in many enforceable numerical value
The numerical value that effectiveness comparison is obvious or representative.Owing to numerical value is more, it is impossible to exhaustive, so
The present invention just open component values to illustrate technical scheme, and, above-mentioned row
The numerical value lifted should not constitute the restriction to the invention protection domain.
If being used herein the word such as " first ", " second " to if limiting parts, this
Skilled person should know: " first ", the use of " second " are intended merely to facilitate description
On parts distinguish such as do not have outside Stated otherwise, above-mentioned word does not has special implication.
Meanwhile, if the invention described above discloses or relate to parts or the knot of connection fastened to each other
Component, then, unless otherwise stated, fixing connection is it is to be understood that can releasably fix
Connect (such as using bolt or screw to connect), it is understood that for: non-removable fixing
Connecting (such as rivet, weld), certainly, connection fastened to each other can also be integral type structure
(such as use casting technique is integrally formed manufacture) is replaced (substantially cannot be used integrally
Except forming technology).
It addition, being used for applied in arbitrary technical scheme disclosed in the invention described above represents position
The term of relation or shape its implication unless otherwise stated includes approximating with it, similar or close
State or shape.The either component that the present invention provides both can be by multiple single parts
Assemble, it is also possible to the separate part that the technique that is one of the forming manufactures.
Finally should be noted that: above example only in order to technical scheme to be described and
Non-to its restriction；Although the present invention being described in detail with reference to preferred embodiment, affiliated
The those of ordinary skill in field is it is understood that still can enter the detailed description of the invention of the present invention
Row is revised or portion of techniques feature is carried out equivalent；Without deviating from technical solution of the present invention
Spirit, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.
Claims (10)
1. the folding/unfolding joint of a children trolley, it is characterised in that including: joint lid, drive
Dynamic component, transmission mechanism and socket joint, wherein:
Described driver part is slidably connected with described joint lid, described socket joint and described joint
Lid is flexibly connected, and described socket joint can turn relative to described joint lid around active connection place
Dynamic；
Described transmission mechanism is arranged between described driver part and described socket joint；
Described driver part slides into the first pre-determined bit along predetermined direction relative to described joint lid
Described socket joint can be driven to turn to collapsed position by described transmission mechanism when putting；
Described driver part slides into along the opposite direction of predetermined direction relative to described joint lid
Described socket joint can be driven to turn to open position by described transmission mechanism during two precalculated positions.
The folding/unfolding joint of children trolley the most according to claim 1, it is characterised in that institute
The folding/unfolding joint stating children trolley also includes locking mechanism, wherein:
Described locking mechanism is arranged between described socket joint and described driver part, and described in drive
Described locking mechanism can be driven when dynamic component slides into the second precalculated position described socket joint to be locked
Fixed.
The folding/unfolding joint of children trolley the most according to claim 2, it is characterised in that institute
State transmission mechanism and include intermeshing gear and lower gear, described gear and described lower tooth
Wheel is articulated on the lid of described joint by different pivots respectively；
Described gear deviates from the part of described lower gear and is provided with driver slot, described driver part
Drive described in being embedded in when sliding into the first precalculated position along predetermined direction relative to described joint lid
Dynamic groove is interior and drives described gear to rotate；
Described lower gear is connected with described socket joint, and described lower gear is relative to described joint
Lid can drive described socket joint to rotate relative to described joint lid together when rotating.
The folding/unfolding joint of children trolley the most according to claim 3, it is characterised in that institute
State locking mechanism and include lock piece, keeper and flexible member, wherein:
Described lock piece is flexibly connected with described joint lid, and described lock piece can around activity even
Meet place to rotate relative to described joint lid；
Described keeper is fixing with described socket joint or described lower gear to be connected, described flexible member
It is connected between described lock piece and described gear, anti-along predetermined direction of described driver part
Direction can be embedded in described driver slot when sliding into the second precalculated position relative to described joint lid
And drive described gear to rotate, and drive described by described gear and described flexible member
Lock piece turns to be connected on described keeper.
The folding/unfolding joint of children trolley the most according to claim 4, it is characterised in that institute
State lock piece to be articulated on the lid of described joint by same bearing pin with described gear.
The folding/unfolding joint of children trolley the most according to claim 4, it is characterised in that
Described flexible member is torsion spring, and described gear is provided with spliced eye, described torsion spring
One end is plugged in described spliced eye, and the other end of described torsion spring is supported in institute under elastic force effect
State on lock piece.
The folding/unfolding joint of children trolley the most according to claim 4, it is characterised in that institute
Stating keeper is the alignment pin being plugged in described socket joint.
The folding/unfolding joint of children trolley the most according to claim 4, it is characterised in that institute
Stating lock piece is bending, and is provided with lock slots on wherein one end of described lock piece；
Described driver part slides into along the opposite direction of predetermined direction relative to described joint lid
Can be embedded in during two precalculated positions in described driver slot and drive described gear to rotate, and passing through institute
Stating gear drives described lock piece to turn to make described keeper be embedded in institute with described flexible member
State the position in lock slots；
Described driver part slides into the first pre-determined bit along predetermined direction relative to described joint lid
Can be connected on the wherein other end of described lock piece when putting and drive described lock piece to turn to make
The position of described lock slots deviate from by described keeper.
9. according to the folding/unfolding joint of the arbitrary described children trolley of claim 3-8, its feature
Being, described driver part is rod member, and described joint lid includes the joint upper cover of fixing connection
With joint lower cover, it is formed with accommodation space between described joint upper cover and described joint lower cover, institute
State joint upper cover and be additionally provided with in order to grafting handle pipe, the installation through hole of front foot pipe, wherein:
Described accommodation space and described installation through hole are by running through the guiding of described installation through hole wall body
Groove connects；Described rod member is embedded in described gathering sill and can be along predetermined direction in described gathering sill
And the opposite direction of predetermined direction slides into the first precalculated position and the second precalculated position；
Described gear is articulated on described joint by the first bearing pin and covers；
Described lower gear is articulated under described joint by the second bearing pin and covers.
10. a children trolley vehicle frame, including handle pipe, front foot pipe and rear foot tube, its feature
It is, also includes the folding/unfolding joint of the arbitrary described children trolley of claim 1-9, wherein:
Described handle pipe is fixing with described driver part to be connected, and described predetermined direction is predetermined with described
The opposite direction in direction is the axial direction of described handle pipe；
Described handle pipe and described driver part along described predetermined direction relative to described joint lid
Described front foot pipe can be inserted when sliding into the first precalculated position；
Described handle pipe and described driver part along the opposite direction of described predetermined direction relative to described
Described front foot pipe can be stretched out when joint lid slides into the second precalculated position；Described rear foot tube and institute
State the fixing connection of socket joint, described rear foot tube when described socket joint turns to open position, can be driven
Turn to open position, described rear foot tube when described socket joint turns to collapsed position, can be driven to turn
Move to collapsed position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310455058.0A CN104512448B (en) | 2013-09-29 | 2013-09-29 | The folding/unfolding joint of children trolley and children trolley vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310455058.0A CN104512448B (en) | 2013-09-29 | 2013-09-29 | The folding/unfolding joint of children trolley and children trolley vehicle frame |
Publications (2)
| Publication Number | Publication Date |
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| CN104512448A CN104512448A (en) | 2015-04-15 |
| CN104512448B true CN104512448B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310455058.0A Active CN104512448B (en) | 2013-09-29 | 2013-09-29 | The folding/unfolding joint of children trolley and children trolley vehicle frame |
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| CN (1) | CN104512448B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11851099B2 (en) | 2020-12-18 | 2023-12-26 | Royalty Bugaboo Gmbh | Foldable stroller, foldable bassinet, foldable seat, stroller and stroller and luggage system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104414A (en) * | 2007-07-25 | 2008-01-16 | 金点行销公司 | Joint of baby cart |
| US8226110B2 (en) * | 2009-10-08 | 2012-07-24 | Unique Product & Design Co., Ltd. | Foldable joint for baby stroller |
| DE202013102269U1 (en) * | 2013-05-24 | 2013-06-06 | Dongguan Master Kids Toy Co., Ltd. | With a hand collapsible stroller |
| CN203142744U (en) * | 2013-03-15 | 2013-08-21 | 东莞恒耀日用制品有限公司 | Baby carriage folding joint |
| CN203528557U (en) * | 2013-09-29 | 2014-04-09 | 珠海优力创工贸有限公司 | Folding joint of stroller and stroller frame |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8408580B2 (en) * | 2011-01-26 | 2013-04-02 | Unique Product & Design Co., Ltd. | Baby stroller folding device |
-
2013
- 2013-09-29 CN CN201310455058.0A patent/CN104512448B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104414A (en) * | 2007-07-25 | 2008-01-16 | 金点行销公司 | Joint of baby cart |
| US8226110B2 (en) * | 2009-10-08 | 2012-07-24 | Unique Product & Design Co., Ltd. | Foldable joint for baby stroller |
| CN203142744U (en) * | 2013-03-15 | 2013-08-21 | 东莞恒耀日用制品有限公司 | Baby carriage folding joint |
| DE202013102269U1 (en) * | 2013-05-24 | 2013-06-06 | Dongguan Master Kids Toy Co., Ltd. | With a hand collapsible stroller |
| CN203528557U (en) * | 2013-09-29 | 2014-04-09 | 珠海优力创工贸有限公司 | Folding joint of stroller and stroller frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11851099B2 (en) | 2020-12-18 | 2023-12-26 | Royalty Bugaboo Gmbh | Foldable stroller, foldable bassinet, foldable seat, stroller and stroller and luggage system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104512448A (en) | 2015-04-15 |
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Effective date of registration: 20160505 Address after: The 519090 Bay area Guangdong city of Zhuhai province red Hong Kong Industrial Zone area Yongan Road No. 11 Applicant after: Sunnylove Baby Products Zhuhai Co., Ltd. Address before: 519015 Guangdong province Zhuhai City Jiuzhou Road East Building B3-5 Applicant before: Unitron Enterprises Zhuhai Co., Ltd. |
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