CN106428177B - Children trolley - Google Patents
Children trolley Download PDFInfo
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- CN106428177B CN106428177B CN201610831176.0A CN201610831176A CN106428177B CN 106428177 B CN106428177 B CN 106428177B CN 201610831176 A CN201610831176 A CN 201610831176A CN 106428177 B CN106428177 B CN 106428177B
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- frame
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- vehicle frame
- seat
- folding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/064—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable the handle bar being parallel to the front leg
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention discloses a kind of children trolleys, seat pocket frame including vehicle frame and on vehicle frame, vehicle frame includes the side stand for being located at the left and right sides, the stull component being connected between the side stand of both sides, side stand per side includes at least more side struts for relatively rotating connection, a wherein side strut is the mounting rod for mounting base pocket frame, stull component includes the more singletrees that can transversely overturn folding, seat pocket frame include at least can folding in left-right direction peripheral frame frame, two connecting brackets being fixedly arranged on respectively at left and right sides of peripheral frame frame, connecting bracket is connected on the mounting rod with its homonymy and mounting rod can be rotatably arranged around the opposite connecting bracket of Pivot Point Center line, vehicle frame is when through primary fold, seat pocket frame is overturn to the side of vehicle frame；Vehicle frame drives seat pocket frame that folding occurs in left-right direction when through twice-folded while the side stand of both sides is overturn with respect to stull component.The children trolley is simple in structure, realizes the twice-folded for pocket of usheing to seat.
Description
Technical field
The present invention relates to a kind of children trolley more particularly to a kind of children trolleys that pocket of usheing to seat is bi-directional folded.
Background technology
In the prior art, the structure type of children trolley is varied, correspondingly the folding principle of each cart and folding
Structure afterwards is also different.Currently, most children trolley can only realize along the longitudinal direction longitudinal folding, after folding
Cart overall dimensions are larger, not portable and storage.Also there is part cart that can also carry out cross while realizing longitudinal folding
To folding, but this kind of cart is generally required to remove in seat pocket and individually be folded when folding, and folding operation is inconvenient, folding
The cart volume of poststack is often still larger.
Invention content
The object of the present invention is to provide a kind of pockets of usheing to seat to carry out bi-directional folded children trolley.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of children trolley, including with unfolded state with
The vehicle frame of folded state, the seat pocket frame on the vehicle frame, for by vehicle frame locking locking machine in the deployed state
Structure, the vehicle frame include the side stand for being located at the left and right sides, the stull component that is connected between side stand described in both sides, often
The side stand of side includes at least more side struts for relatively rotating connection, wherein a side strut is for installing the seat
The mounting rod of pocket frame, the stull component include the more singletrees that can transversely overturn folding, and the seat pocket frame includes at least
Can the peripheral frame frame of folding, two connecting brackets being fixedly arranged on respectively at left and right sides of the peripheral frame frame in left-right direction, the company
Connect that bracket is connected on the mounting rod with its homonymy and the mounting rod can be around the opposite connection support of Pivot Point Center line
Frame is rotatably arranged, and when the children trolley folds, all side struts of homonymy are relatively rotated and drawn close along the longitudinal direction
Together after the primary folding to realize the vehicle frame, the seat pocket frame is located at the side of the vehicle frame；Then, all institutes
It states singletree and transversely overturns folding so that the side stand of both sides is turningly drawn close real on the stull component respectively
The twice-folded of the existing vehicle frame, and the seat pocket frame is driven to collapse in left-right direction.
Preferably, the connecting bracket include interconnecting piece, mutually fixed and with seat pocket interface the installation with the interconnecting piece
Seat, the connection-peg for being fixedly arranged on the peripheral frame frame and capable of matching grafting with the seat pocket interface, the interconnecting piece can be around institute
The axial line for stating mounting rod is rotatably set on the mounting rod, and the vehicle frame is when through the twice-folded, the mounting rod
It is rotated relative to the interconnecting piece and realizes overturning in left-right direction.
Further, the interconnecting piece is the sleeve being rotatably set on the mounting rod, the sleeve with
The position limiting structure for limiting relative rotation angle between the two is additionally provided between the mounting rod.
Further, the position limiting structure includes the arc groove being opened on the sleeve, is set on the mounting rod
And it is plugged in the spacer pin in the arc groove, for the vehicle frame when through the twice-folded, the spacer pin is along the arc
Slot slides and forms the limit when mounting rod is rotated relative to the sleeve.
Preferably, the peripheral frame frame include be located at the left and right sides lateral railing, be connected to lateral railing described in both sides it
Between and can folding in left-right direction link assembly.
Further, the link assembly is set between the top of lateral railing described in both sides, and the link assembly includes position
Connecting seat, provided at one between the lateral railing described in both sides are connected on the connecting seat and the other end is pivotally connected in side
First connecting rod, provided at one on the lateral railing are connected on the connecting seat and the other end is pivotally connected in described in the other side
Second connecting rod on lateral railing.
As a kind of specific embodiment, the first connecting rod, second connecting rod have two respectively, and two described first connect
It is arranged in parallel to each other between bar, is arranged in parallel to each other between two second connecting rods.
Preferably, the every singletree includes the supporting rod extended in left-right direction, is pivotally connected in the support
Bar one end and be fixedly connected on side stand described in side the first strut, be pivotally connected in the supporting rod other end and fixation
The second strut being connected on side stand described in the other side, the vehicle frame is after the primary folding, on the stull component
Rotary centerline when the first all struts is rotated relative to the supporting rod is mutually parallel or collinearly extends, and all described
Rotary centerline when two struts are rotated relative to the supporting rod is mutually parallel or collinearly extends；The vehicle frame is through described secondary
When folding, the supporting rod that the first all struts drives the side stand of side relatively all overturns and draws close described
On supporting rod, the supporting rod that all second struts drive the side stand of the other side relatively all overturns and leans on
Hold together on the supporting rod.
Preferably, the more side struts include front support rod, back stay and push rod on the side stand, the front support rod or
The push rod is the mounting rod, and the connecting bracket is mounted on the front support rod or the push rod.
Preferably, the more side struts include front support rod, back stay and push rod on the side stand, and the push rod is institute
The mounting rod stated, the connecting bracket be mounted on the push rod on, the vehicle frame when through the primary folding, the push rod to
It overturns and is drawn close along the longitudinal direction with the front support rod of homonymy, back stay afterwards, the seat pocket frame is under the drive of the push rod
Turn over and be located at the rear side of the vehicle frame；For the vehicle frame when through the twice-folded, the seat pocket frame is in left-right direction
Collapse and be located at the rear side of the vehicle frame.
Further, further include the seat bar extended along the longitudinal direction in more of the side stand side struts, it is described
The top of front support rod is connect with the lower part phase pivot of the push rod, and the upper pivot of the back stay is connected on the push rod,
The front of the seat bar is pivotally connected in the front support rod above and the back pivot of the seat bar is connected on the back stay, institute
Vehicle frame is stated when through the primary folding, the push rod turns over and makes the front support rod of the same side, back stay, seat bar
And push rod is relatively rotated and is collapsed along the longitudinal direction together.
Further, the singletree described in more includes the first singletree being set between front support rod described in both sides；With/
Or the second singletree between back stay described in both sides；And/or the third singletree between push rod described in both sides；
And/or the 4th singletree between seat bar described in both sides.
Due to the application of the above technical scheme, the present invention has following advantages compared with prior art：The children of the present invention
Cart comprising vehicle frame and the seat pocket frame on vehicle frame, vehicle frame are all collateral on homonymy side stand when through primary fold
Bar is close together and seat pocket frame is made to be located at front side or the rear side of vehicle frame along the longitudinal direction；Vehicle frame is in twice-folded, and two
The side stand of side can drive a pocket frame that folding occurs in left-right direction while overturning with respect to stull component.The children trolley knot
Structure is simple, realizes the twice-folded for pocket of usheing to seat, and the structure after folding is smooth compact, and occupied space is smaller, is the daily of user
Using bringing facility.
Description of the drawings
Attached drawing 1 is that the children trolley of the embodiment of the present invention 1 is in the stereogram under unfolded state；
Attached drawing 2 is that the children trolley of the embodiment of the present invention 1 is in the side view under unfolded state；
Attached drawing 3 is side view of the children trolley of the embodiment of the present invention 1 after primary fold；
Attached drawing 4 is front view of the children trolley of the embodiment of the present invention 1 after primary fold；
Attached drawing 5 is side view of the children trolley of the embodiment of the present invention 1 after twice-folded；
Attached drawing 6 is front view of the children trolley of the embodiment of the present invention 1 after twice-folded；
Attached drawing 7 is stereogram of the children trolley of the embodiment of the present invention 1 after twice-folded；
Attached drawing 8 is that the children trolley of the embodiment of the present invention 2 is in the stereogram under unfolded state；
Attached drawing 9 is side view of the children trolley of the embodiment of the present invention 2 after primary fold；
Wherein：100, vehicle frame；200, seat pocket frame；1, front support rod；2, back stay；3, push rod；31, spacer pin；4, seat bar；5、
First singletree；5, the first singletree；6, the second singletree；7, third singletree；8, the 4th singletree；51,61,71,81, branch
Strut；52, the 62,72,82, first strut；53, the 63,73,83, second strut；9, lateral railing；10, link assembly；10a, connection
Seat；10b, first connecting rod；10c, second connecting rod；11, connecting bracket；11a, interconnecting piece（Sleeve）；11b, mounting base；11c, grafting
Head；11d, arc groove；20, front-wheel；30, trailing wheel.
Specific implementation mode
Technical scheme of the present invention is further elaborated in the following with reference to the drawings and specific embodiments.
Embodiment 1
Referring to Fig. 1 to children trolley shown in Fig. 7 comprising there is the vehicle frame 100 of unfolded state and folded state, be set to
Seat pocket frame 200 on vehicle frame 100, for the locking mechanism by the locking of vehicle frame 100 in the deployed state.The vehicle frame 100 includes point
It Wei Yu not the side stand of the left and right sides, the stull component that is connected between the side stand of both sides.
Side stand per side include at least lower part be equipped with the front support rod 1 of front-wheel 20, lower part be equipped with trailing wheel 30 back stay 2,
And push rod 3, stull component include the more singletrees that can transversely overturn folding, vehicle frame 100 successively passes through two when folding
Secondary folding process, respectively primary folding and twice-folded, when once folding, push rod 3 is turned over, front support rod 1, back stay 2
And push rod 3 collapses together along the longitudinal direction, i.e. the side stand of both sides is separately folded；When twice-folded, all singletree edges
Laterally overturning folding, drives the side stand of both sides turningly to draw close on stull component respectively.
Shown in each attached drawing, seat pocket frame 200 transversely can be arranged to folding comprising folding can enclose in left-right direction
Frame and two connecting brackets 11 being fixedly arranged on respectively at left and right sides of peripheral frame frame, the connecting bracket 11 are connected to and its homonymy
It can be arranged on push rod 3 and rotatably with respect to push rod 3.In this way, vehicle frame 100 is in primary fold, just band when push rod 3 is turned over
The rear side of push rod 3 is turned over and be located to dynamic 200 entirety of seat pocket frame, as shown in Figure 3；When vehicle frame 100 is in twice-folded, seat pocket
The folding in left-right direction of frame 200, and push rod 3 is rotated with respect to connecting bracket 11 when side stand is overturn with respect to singletree, this makes
Vehicle frame 100 is obtained during twice-folded, seat pocket frame 200, which will not be constituted the lateral folding of vehicle frame 100, to be stopped.Through above-mentioned
After twice-folded, seat pocket frame 200 collapses and is located at the rear side of vehicle frame 100 in left-right direction, as shown in Figure 5, Figure 7.
Specifically, shown in Figure 2, connecting bracket 11 includes that can be rotatably set on push rod 3 around the axial line of push rod 3
Interconnecting piece 11a, fixed with interconnecting piece 11a phases and mounting base 11b with seat pocket interface, the connection-peg being fixedly arranged on peripheral frame frame
11c, it is in mating connection by connection-peg 11c and the seat pocket interface on mounting base 11b, a pocket frame 200 can be realized in vehicle frame 100
On detachable installation.When through twice-folded, push rod 3 is rotated relative to above-mentioned interconnecting piece 11a and realizes edge vehicle frame 100
The overturning of left and right directions.
In the present embodiment, interconnecting piece 11a is the sleeve being rotatably set on push rod 3, the sleeve and push rod 3
Between be additionally provided with position limiting structure for limiting relative rotation angle between the two.Shown in Figure 2, which includes opening
Arc groove 11d on sleeve, on push rod 3 and the spacer pin 31 that is plugged in arc groove 11d, covered when push rod 3 is opposite
When cylinder rotates, arcuately slot 11d is slided and is formed the limit to 3 relative sleeve rotational steps of push rod spacer pin 31.Certainly,
Above-mentioned position limiting structure may be that arc groove is opened on push rod and spacer pin is arranged on sleeve, the limit played
Effect is identical.
Shown in each attached drawing, the peripheral frame frame of seat pocket frame 200 includes the lateral railing 9 for being located at the left and right sides, is connected to
Between the lateral railing 9 of both sides and can folding in left-right direction link assembly 10, link assembly 10 in left-right direction folding when just
So that the lateral railing 9 of both sides moves closer to and realizes the lateral folding of a pocket frame 200 in left-right direction.In the present embodiment, referring to
Shown in Fig. 1, link assembly 10 is set between the top of both sides lateral railing 9.The link assembly 10 include be located at both sides lateral railing 9 it
Between connecting seat 10a, provided at one be connected on connecting seat 10a and the other end be pivotally connected on the lateral railing 9 of side
One connecting rod 10b, provided at one are connected on connecting seat 10a and the other end be pivotally connected on the lateral railing 9 of the other side second
It may be provided for first connecting rod 10b and second connecting rod 10c lockings making link assembly on connecting rod 10c, connecting seat 10a
10 are deployed in the locking piece between both sides lateral railing 9 in left-right direction（It is not shown in figure）.
Herein, first connecting rod 10b and second connecting rod 10c is respectively arranged with two, and phase between two first connecting rod 10b
It is mutually set in parallel, is arranged in parallel to each other between two second connecting rod 10c.When seat pocket frame 200 is unfolded, as shown in Figure 1, first connects
Bar 10b and second connecting rod 10c are unfolded and are supported between the lateral railing 9 of both sides in left-right direction；And seat pocket frame 200 is when folding
The end of coupled all first connecting rod 10b and second connecting rod 10c can be driven to move, so that first connecting rod
10b is rotated with second connecting rod 10c and is gradually drawn close in left-right direction respectively, so that the lateral railing 9 of both sides is in left-right direction
Gradually draw close and realize the lateral folding of a pocket frame 200.In the present embodiment, first connecting rod 10b and second connecting rod 10c are inclined respectively
Tiltedly extend in left and right horizontal direction, after the locking piece unlock in this way on connecting seat 10a, then applies both sides lateral railing 9 along left and right
When the power in direction, first connecting rod 10b and second connecting rod 10c can make automatically to be rotated relative to lateral railing 9 and realize seat pocket frame
200 lateral folding.
The concrete structure of vehicle frame 100 in the present embodiment is as follows：Side stand per side further includes extending along the longitudinal direction
Seat bar 4, the top of front support rod 1 are connect with the lower part phase pivot of push rod 3, and the upper pivot of back stay 2 is connected on push rod 3, seat
The front of bar 4 is pivotally connected on front support rod 1 and the rear part is pivotally connected on back stay 2.Vehicle frame 100 upon deployment, homonymy
Front support rod 1 extends with push rod 3 along same length direction on side stand, and makes the front support rod 1 of homonymy side stand, push rod 3, afterwards branch
Stable triangular structure is constituted between bar 2 and seat bar 4.After the locking mechanism on vehicle frame unlocks, push rod 3 is turned over just
Front support rod 1, back stay 2, seat bar 4 and the push rod 3 of homonymy may make to relatively rotate and gradually collapse along the longitudinal direction together,
To realize the longitudinal folding of vehicle frame 100, that is, realize the primary folding of vehicle frame 100.
Shown in each attached drawing, stull component includes the more singletrees that can transversely overturn folding.In the present embodiment,
As Figure 1 and Figure 4, the more singletrees include be set to 1 lower part of both sides front support rod between the first singletree 5, be set to both sides after
The second singletree 6 between 2 lower part of strut, the third singletree 7 between 3 top of both sides push rod, after being set to both sides seat bar 4
The 4th singletree 8 between portion.
Specifically, shown in Figure 4, the first singletree 5 includes the supporting rod 51 extended in left-right direction, by axis a pivots
Axis connection 51 one end of supporting rod and be fixed on side front support rod 1 the first strut 52, support is pivotally connected in by axis a '
51 other end of bar and the second strut 53 being fixed on other side front support rod 1；Second singletree 6 includes extending in left-right direction
Supporting rod 61, passes through the first strut 62 for being pivotally connected in 61 one end of supporting rod by axis b and being fixed on side back stay 2
The second strut 63 that axis b ' is pivotally connected in 61 other end of supporting rod and is fixed on other side back stay 2；Third singletree 7 wraps
The supporting rod 71 extended in left-right direction is included, 71 one end of supporting rod is pivotally connected in by axis c and is fixed on 3 top of side push rod
On the first strut 72, be pivotally connected in by axis c ' 71 other end of supporting rod and be fixed on the second of 3 top of other side push rod
Strut 73；4th singletree 8 includes the supporting rod 81 extended in left-right direction, is pivotally connected in 81 one end of supporting rod by axis d
And be fixed on seat bar 4 rear portion of side the first strut 82,81 other end of supporting rod is pivotally connected in by axis d ' and is fixed on
The second strut 83 on 4 rear portion of seat bar of the other side.
When vehicle frame 100 is locked in unfolded state, the first singletree 5 of stull component, the second singletree 6, third stull
Bar 7, the 4th singletree 8 are transversely unfolded and are supported between the side stand 10 of both sides respectively.And when vehicle frame 100 completes longitudinal folding
Poststack, front support rod 1, back stay 2, push rod 3 and seat bar 4 are close together on the side stand of the same side, at this point, the first singletree
5, the second singletree 6, third singletree 7, the 4th singletree 8 are in different height and positions, and the axial line of shaft a, b, c, d
Be mutually parallel or collinearly extend, shaft a ', b ', c ', d ' axial line be mutually parallel or collinearly extend, in the present embodiment, shaft
A, the axial line of b, c, d are conllinear extension, and common axial line is mm '；Shaft a ', b ', c ', d ' axial line be also total
Line extends, and common axial line is nn ', and the side stand in left side together can be around axis with the first all struts 52,62,72,82
Heart line mm ' is drawn close relative to all rotations of supporting rod 51,61,71,81 to supporting rod；The side stand on right side and all the
Two struts 53,63,73,83 can be drawn close relative to all rotations of supporting rod 51,61,71,81 to branch together around axial line nn '
On strut.When specific operation, the rear side of the side stand of both sides towards vehicle frame 100 can be overturn opposite to each other so that both sides
Side stand collapses on the front side of all supporting rods 51,61,71,81.
To sum up, upon deployment, shown in Fig. 1, Fig. 2, vehicle frame 100 is locked under unfolded state the children trolley, seat pocket
Frame 200 is mounted on by connecting bracket 11 on push rod 3, is unfolded in left-right direction and positioned at the front side of push rod 3, peripheral frame frame is logical
Locking piece locking is crossed, vehicle frame 100 all has good rigidity and stability with seat pocket frame 200 under the unfolded state.
When needing to fold the children trolley, first by vehicle frame 100 locking mechanism unlock, then by push rod 3 together with
Seat pocket frame 100 is turned over together so that front support rod 1, back stay 2, push rod 3 and seat bar 4 on the side stand of both sides relatively rotate
And collapse along the longitudinal direction together, realize the primary folding of vehicle frame 100, seat pocket frame 200 is located at the rear side of push rod 3 at this time, i.e.,
The rear side of vehicle frame 100 after primary fold, as shown in Figure 3, Figure 4.At this point, on vehicle frame 100, each singletree is respectively at not
With height and position, and the rotating shaft core line that is connected with corresponding supporting rod of all first connecting rods along mm ' collinearly, it is all
The rotating shaft core line that second connecting rod is connected with corresponding supporting rod is conllinear along nn '.
Then, operator overturns the side stand of both sides towards the front side of vehicle frame 100 opposite to each other, and push rod 3 is around itself
Axial line is rotated relative to connecting bracket 11, while when both sides push rod 3 is drawn close in left-right direction drives the lateral railing 9 of both sides along left and right
Direction is gradually drawn close and makes seat pocket frame 200 gradually along left and right directions folding, just makes the side stand of both sides gradually in this way
It draws close to stull component, realizes the twice-folded of vehicle frame 100, as shown in Fig. 5, Fig. 6, Fig. 7, seat pocket frame 200 is in left-right direction
Complete the rear side of folding and the vehicle frame 100 after folding.Children trolley structure after folding is smooth compact, and can stand on ground certainly
Face.
Embodiment 2
Referring to Fig. 8, children trolley shown in Fig. 9, an installation site for pocket frame 200 is differed only in embodiment 1
It is different.In the embodiment, seat pocket frame 200 is mounted on by connecting bracket 11 on the front support rod 1 of both sides.
When the children trolley folds, on vehicle frame 100 front support rod 1, back stay 2 and push rod 3 relatively rotate and along the longitudinal direction
After being close together the primary folding for realizing vehicle frame 100, seat pocket frame 200 is maintained at the front side of both sides front support rod 1；Then,
The side stand of both sides respectively with respect to stull component overturn and draw close on stull component to realize the twice-folded of vehicle frame 100,
During the twice-folded, front support rod 1 is rotated and reality around Pivot Point Center line relative to the interconnecting piece 11a of connecting bracket 11
Now overturning in left-right direction, while driving a pocket frame 200 that folding occurs in left-right direction.
In addition, when children trolley upper frame is using other structures, also band can be realized according to similar mode as above
Seat pocket frame it is bi-directional folded.Specifically, by a mounting rod as mounting base pocket frame in more side struts of its side stand,
The connecting bracket of seat pocket frame is mounted on the mounting rod and the mounting rod can rotatably be set around Pivot Point Center line with respect to connecting bracket
It sets.When children trolley folds, vehicle frame in primary fold, all side struts on side stand relatively rotate and along front and back
To being close together, and seat pocket frame is located at the side of vehicle frame under the drive of above-mentioned mounting rod；Then by the side stand of both sides point
Overturn and do not drawn close to the twice-folded for realizing vehicle frame on stull component with respect to stull component, in this process, mounting rod around
Pivot Point Center line rotates relative to connecting bracket and realizes the overturning for avoiding and then realizing in left-right direction, while driving a pocket frame edge
Folding occurs for left and right directions.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (11)
1. a kind of children trolley includes the vehicle frame with unfolded state and folded state, the seat pocket frame on the vehicle frame, uses
In the locking mechanism by vehicle frame locking in the deployed state, it is characterised in that：The vehicle frame includes being located at left and right two
The side stand of side, the stull component being connected between side stand described in both sides, the side stand per side include at least the company of relative rotation
The more side struts connect, wherein a side strut is the mounting rod for installing the seat pocket frame, the stull component packet
Include the more singletrees that can transversely overturn folding, the seat pocket frame include at least can in left-right direction the peripheral frame frame of folding, point
Two connecting brackets not being fixedly arranged at left and right sides of the peripheral frame frame, the connecting bracket are connected to the peace with its homonymy
On dress bar and the mounting rod can be rotatably arranged around the relatively described connecting bracket of Pivot Point Center line,
When the children trolley folds, all side struts of homonymy relatively rotate and be close together along the longitudinal direction to
After the primary folding for realizing the vehicle frame, the seat pocket frame is located at the side of the vehicle frame；Then, all singletree edges
Laterally overturning folding so that the side stand of both sides is turningly drawn close on the stull component and realizes the vehicle frame respectively
Twice-folded, and the seat pocket frame is driven to collapse in left-right direction, wherein the connecting bracket includes interconnecting piece, the company
Socket part is that the sleeve on the mounting rod can be rotatably sheathed on around the axial line of the mounting rod, the sleeve and the installation
The position limiting structure for limiting relative rotation angle between the two is additionally provided between bar, the vehicle frame is through the twice-folded
When, the mounting rod rotates relative to the interconnecting piece and realizes overturning in left-right direction.
2. children trolley according to claim 1, it is characterised in that：The connecting bracket further includes and the interconnecting piece phase
Mounting base that is fixed and having seat pocket interface is fixedly arranged on the peripheral frame frame and can match grafting with the seat pocket interface
Connection-peg.
3. children trolley according to claim 2, it is characterised in that：The position limiting structure includes being opened on the sleeve
Arc groove, on the mounting rod and the spacer pin that is plugged in the arc groove, the vehicle frame is through the secondary folding
When folded, the spacer pin slides along the arc groove and forms the limit when mounting rod is rotated relative to the sleeve.
4. children trolley according to claim 1, it is characterised in that：The peripheral frame frame includes being located at the left and right sides
Lateral railing, be connected between lateral railing described in both sides and can folding in left-right direction link assembly.
5. children trolley according to claim 4, it is characterised in that：The link assembly is set to lateral railing described in both sides
Between top, the link assembly includes that connecting seat, the provided at one between being located at lateral railing described in both sides are connected to the company
On joint chair and first connecting rod that the other end is pivotally connected on lateral railing described in side, provided at one are connected on the connecting seat
And the other end is pivotally connected in the second connecting rod on lateral railing described in the other side.
6. children trolley according to claim 5, it is characterised in that：The first connecting rod, second connecting rod have two respectively,
And two are arranged in parallel to each other between the first connecting rod, are arranged in parallel to each other between two second connecting rods.
7. children trolley according to claim 1, it is characterised in that：The every singletree includes prolonging in left-right direction
The supporting rod stretched, the first strut, the pivot that are pivotally connected in described supporting rod one end and are fixedly connected on side stand described in side
Axis connection is being passed through in the supporting rod other end and the second strut for being fixedly connected on side stand described in the other side, the vehicle frame
After the primary folding, rotary centerline phase when the first all struts is rotated relative to the supporting rod on the stull component
Mutually parallel or conllinear extension, rotary centerline when all second struts are rotated relative to the supporting rod be mutually parallel or
It is conllinear to extend；For the vehicle frame when through the twice-folded, the first all struts drives the side stand of side with respect to institute
The supporting rod having overturns and draws close on the supporting rod, and all second struts drive the described collateral of the other side
Relatively all supporting rods of frame overturn and draw close on the supporting rod.
8. children trolley according to any one of claims 1 to 7, it is characterised in that：On the side stand more it is described collateral
Bar includes front support rod, back stay and push rod, and the front support rod or the push rod are the mounting rod, the connecting bracket installation
On the front support rod or the push rod.
9. children trolley according to any one of claims 1 to 7, it is characterised in that：On the side stand more it is described collateral
Bar includes front support rod, back stay and push rod, and the push rod is the mounting rod, and the connecting bracket is mounted on the push rod
On, the vehicle frame when through the primary folding, turn over and with the front support rod of homonymy, back stay before by the push rod
Rear direction is drawn close, and the seat pocket frame turns under the drive of the push rod and positioned at the rear side of the vehicle frame；The vehicle frame
When through the twice-folded, the seat pocket frame collapses and in left-right direction positioned at the rear side of the vehicle frame.
10. children trolley according to claim 9, it is characterised in that：In the more side struts of the side stand also
Including the seat bar extended along the longitudinal direction, the top of the front support rod is connect with the lower part phase pivot of the push rod, is propped up after described
The upper pivot of bar is connected on the push rod, and the front of the seat bar is pivotally connected in that the front support rod is upper and the seat bar
Back pivot is connected on the back stay, and the vehicle frame when through the primary folding, turn over and make by the push rod
The front support rod, back stay, seat bar and push rod of the same side are relatively rotated and are collapsed along the longitudinal direction together.
11. children trolley according to claim 10, it is characterised in that：Singletree described in more includes being set to both sides institute
State the first singletree between front support rod；And/or the second singletree between back stay described in both sides；And/or it is set to two
Third singletree between push rod described in side；And/or the 4th singletree between seat bar described in both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831176.0A CN106428177B (en) | 2016-09-19 | 2016-09-19 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831176.0A CN106428177B (en) | 2016-09-19 | 2016-09-19 | Children trolley |
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| Publication Number | Publication Date |
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| CN106428177A CN106428177A (en) | 2017-02-22 |
| CN106428177B true CN106428177B (en) | 2018-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5806864A (en) * | 1996-05-17 | 1998-09-15 | Carlisle Foodservice Products, Incorporated | Collapsible cart |
| US6830254B2 (en) * | 2003-02-03 | 2004-12-14 | Red Lan | Stroller with an adjustable backrest |
| CN201999034U (en) * | 2011-01-10 | 2011-10-05 | 好孩子儿童用品有限公司 | Baby stroller |
| CN103507846B (en) * | 2013-09-05 | 2016-04-13 | 好孩子儿童用品有限公司 | Children trolley |
| CN204432724U (en) * | 2015-02-03 | 2015-07-01 | 好孩子儿童用品有限公司 | Children trolley |
| CN204688180U (en) * | 2015-05-20 | 2015-10-07 | 明门香港股份有限公司 | Collapsible stroller apparatus |
| CN206155526U (en) * | 2016-09-19 | 2017-05-10 | 好孩子儿童用品有限公司 | Child stroller |
-
2016
- 2016-09-19 CN CN201610831176.0A patent/CN106428177B/en active Active
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| CN106428177A (en) | 2017-02-22 |
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