CN107933673B - Go-cart for double child - Google Patents
Go-cart for double child Download PDFInfo
- Publication number
- CN107933673B CN107933673B CN201711236443.0A CN201711236443A CN107933673B CN 107933673 B CN107933673 B CN 107933673B CN 201711236443 A CN201711236443 A CN 201711236443A CN 107933673 B CN107933673 B CN 107933673B
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- China
- Prior art keywords
- pivot
- rod
- bar
- push
- poppet
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Classifications
-
- 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
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/083—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/10—Perambulator bodies; Equipment therefor
- B62B9/102—Perambulator bodies; Equipment therefor characterized by details of the seat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/003—Hand-propelled vehicles or sledges being foldable or dismountable when not in use with actuation mechanisms which drive the folding or unfolding operation
Abstract
The invention discloses a kind of go-cart for double child, simplify folding operation step, and folding volume is small.It include: fore-stock, front seats mechanism is set on fore-stock；After-poppet；Upper connecting rod, two components in the lower end of the upper end of fore-stock, the upper end of after-poppet and upper connecting rod rotate connection, and at least one of third component and both of the aforesaid component rotate connection；The upper end of upper push-rod, lower part and upper connecting rod is rotatablely connected；The lower end of lower push-rod, upper end and upper push-rod is rotatablely connected, lower part and after-poppet rotation connection；Link assembly is made of the back link for front rod and the after-poppet rotation connection being rotatablely connected with fore-stock, the rear end of front rod and the front end rotation connection of back link；The lower end of lower push-rod is connected with link assembly；Front seats mechanism includes front stall bar and front stall joint element for bar, front stall bar and fore-stock rotation connection, front stall joint element for bar and the rotation connection of front stall bar, and front stall joint element for bar and link assembly rotate connection.
Description
Technical field
The invention belongs to articles for children field, in particular to a kind of go-cart for double child.
Background technique
Currently, the structure of go-cart for double child is varied.Common go-cart for double child includes vehicle frame, the installation vehicle
Front component and wheel assembly below frame, the seat mechanism being connected on vehicle frame.For the ease of double seating, usual seat machine
Structure includes the front seats mechanism and back seat mechanism being arranged on vehicle frame in tandem.Most of existing double stroller folds
Volume is all bigger, and folding operation is also comparatively laborious, it usually needs passes through many more manipulations, can be only achieved folding.
Summary of the invention
In view of the above-mentioned problems, the object of the present invention is to provide a kind of go-cart for double child, which simplify folding operation step,
Folding convenient.
In order to achieve the above objectives, The technical solution adopted by the invention is as follows:
A kind of go-cart for double child, including with unfolded state and folded state vehicle frame, front component, wheel assembly,
Front seats mechanism and back seat mechanism and the locking mechanism for the vehicle frame to be locked in unfolded state, the vehicle frame include
Two are located at the side stand of the left and right sides；
Each side stand respectively include:
Fore-stock, the lower part of the fore-stock are equipped with the front component, and the front seats mechanism is set to the preceding branch
On frame, the back seat mechanism is set on the vehicle frame on the position after the front seats mechanism；
After-poppet, the lower part of the after-poppet are equipped with the wheel assembly；
Upper connecting rod, in the lower end of the upper end of the fore-stock, the upper end of the after-poppet and the upper connecting rod
Two components rotate connection, and at least one of third component and both of the aforesaid component rotate connection；
The upper end of upper push-rod, the lower part of the upper push-rod and the upper connecting rod is rotated connection by the first pivot；
The lower end of lower push-rod, the upper end of the lower push-rod and the upper push-rod is rotated connection by the second pivot,
The lower part of the lower push-rod and the after-poppet are rotated connection by third pivot；And
Link assembly is connected between the fore-stock and the after-poppet, and the link assembly includes front end and institute
State that fore-stock rotates the front rod of connection by the 4th pivot and rear end and the after-poppet are rotated by the 5th pivot
The front end of the back link of connection, the rear end of the front rod and the back link is rotated connection by the 6th pivot；Institute
The lower end for stating lower push-rod is connected to drive the front rod, the back link mutually to draw close or be unfolded with the link assembly；
Wherein the front seats mechanism includes front stall bar and front stall joint element for bar, and the front stall bar and the fore-stock pass through
11st pivot rotates connection, and the rear end of the upper end of the front stall joint element for bar and the front stall bar passes through the 12nd pivot
Axis rotates connection, and the lower end of the front stall joint element for bar and the link assembly are rotated connection by the 13rd pivot.
In some embodiments, the lower end of the front stall joint element for bar and the front rod pass through the 13rd pivot
Rotate connection, and the fore-stock, the front stall bar, the front stall joint element for bar, the front rod constitute four-bar mechanism；Institute
It states the lower end of lower push-rod to be connected by a push rod connector with the back link, the after-poppet, described pushes away the lower push-rod
Joint element for bar, the back link constitute four-bar mechanism.
In some embodiments, the one end of the push rod connector and the back link are rotated company by the 7th pivot
It connects, the lower end of the other end and the lower push-rod is rotated connection by the 8th pivot, and the third pivot is located at described the
Between two pivots and the 8th pivot.Preferably, the 7th pivot is located at before the 8th pivot.It is highly preferred that working as
The vehicle frame is in unfolded state, the center line of the front rod, the center line of the back link and the push rod connector
Center line extend and be parallel to each other along the longitudinal direction respectively, the lower push-rod, back link constitute triangle knot between after-poppet
Structure.
In some embodiments, the lower end of the lower push-rod is rotationally and slidably connected to the back link.
In some embodiments, when the vehicle frame is in folded state, the rear end of the front rod, the back link
Front end, the lower end of the lower push-rod, the upper end of the upper push-rod and the after-poppet upper end mutually draw close；It is described
The lower end of fore-stock, the front end of the front rod, the rear end of the back link, the upper connecting rod upper end, described
The lower end of the upper end of lower push-rod, the lower end of the upper push-rod and the after-poppet is mutually drawn close.
In some embodiments, the upper end of the after-poppet have after-poppet connector, the fore-stock and it is described after
The front of stand connection is rotated connection by the 9th pivot, when the vehicle frame is in unfolded state, the same side stand
The 4th pivot and the line and horizontal plane of the 9th pivot between constitute angle α, the angle α is less than 45 °.
In some embodiments, the fore-stock includes the front and bend extension backward from the front that inclination extends
Extension, the front component are set on the front, and the extension and the after-poppet connector pass through the 9th pivot
Axis rotates connection, when the vehicle frame is in unfolded state, front-rear direction horizontal extension of the extension along vehicle frame；When described
In folded state, the after-poppet connector is in a horizontal state vehicle frame.
In some embodiments, the spacing of the front component of two sides is greater than the spacing of the wheel assembly of two sides,
When the vehicle frame is in folded state, the wheel assembly of two sides is housed between the front component of two sides.
In some embodiments, first pivot, the second pivot, third pivot, the 4th pivot, the 5th pivot, the 6th
Pivot, the 11st pivot, the 12nd pivot and the 13rd pivot axial line be parallel to each other.
In some embodiments, the back seat mechanism includes the first back seat bar, can be slidably connected to along the longitudinal direction
Second back seat bar of the first back seat bar, the first back seat bar, which is rotated with the after-poppet by the tenth pivot, to be connect,
The second back seat bar, which is rotated with the lower push-rod by the 14th pivot, to be connect.Preferably, the second back seat bar can edge
Front-rear direction is slidably inserted in the first back seat bar and can stretch with folding, the expansion of the vehicle frame.
In conjunction with above-mentioned, the invention adopts the above technical scheme, has the advantages that compared with prior art
The operating procedure for simplifying folding, forward downward presses upper push-rod after unlock, can fold side stand, front stall bar
Also it can be collapsed as side stand folds, realize that vehicle folds, folding can be rapidly completed, folding convenient；And double children
Cart volume after folding is small.
Detailed description of the invention
It, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of technical solution of the present invention
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 shows a kind of side view of the go-cart for double child according to the present invention in unfolded state；
Fig. 2 shows a kind of perspective view of the go-cart for double child according to the present invention in unfolded state；
Fig. 3 shows a kind of side view of the go-cart for double child according to the present invention in folding process；
Fig. 4 shows a kind of perspective view of the go-cart for double child according to the present invention in folding process；
Fig. 5 shows a kind of side view of the go-cart for double child according to the present invention in folded state；
Fig. 6 shows a kind of perspective view of the go-cart for double child according to the present invention in folded state.
Wherein,
1, side stand；11, fore-stock；11a, front；11b, extended segment；12, after-poppet；120, after-poppet connector；13,
Upper connecting rod；130, upper connecting rod connector；14, upper push-rod；15, lower push-rod；16, push rod connector；17, back link；18, preceding company
Bar；
101, the first pivot；102, the second pivot；103, third pivot；104, the 4th pivot；105, the 5th pivot；106,
6th pivot；107, the 7th pivot；108, the 8th pivot；109, the 9th pivot；110, the tenth pivot；111, the 11st pivot；
112, the 12nd pivot；113, the 13rd pivot；114, the 14th pivot；
2, front component；
3, wheel assembly；
4, front seats mechanism；41, front stall bar；42, front stall joint element for bar；
5, back seat mechanism；51, the first back seat bar；52, the second back seat bar；
6, locking mechanism；61, locking piece.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be understood by the person skilled in the art.It should be noted that the explanation for these embodiments is used to help
Understand the present invention, but and does not constitute a limitation of the invention.In addition, involved in the various embodiments of the present invention described below
And to technical characteristic can be combined with each other as long as they do not conflict with each other.
The noun of locality addressed herein is according to those skilled in the art to locating for the children dinning chair under unfolded state
The usual observation visual angle in orientation and define.
The present embodiment provides a kind of go-cart for double child, and referring to shown in attached drawing 1-6, it includes having unfolded state and folding
The front seats mechanism 4 and back seat mechanism 5 and be used for vehicle that the vehicle frame of state, front component 2, wheel assembly 3, front and back are arranged
Frame is locked in the locking mechanism 6 of unfolded state.Vehicle frame includes two side stands 1 for being located at the left and right sides.Each side stand 1
Respectively include fore-stock 11, after-poppet 12, upper connecting rod 13, upper push-rod 14, lower push-rod 15 and link assembly.Below to each side
The all parts of bracket 1 are described one by one.
The lower part of fore-stock 11 is equipped with the front component 2, and the front seats mechanism 4 is set on fore-stock 11,
Back seat mechanism 5 is set on vehicle frame on the position after front seats mechanism 4.Specific in the present embodiment, fore-stock 11 is wrapped
Include the front 11a and the extension 11b for bending extension backward from the upper end of the front 11a that inclination extends, the front wheels
Part 2 is specifically set on the 11a of front.Front-rear direction horizontal extension of the extension 11b along vehicle frame, that is to say, that extension 11b is in vehicle
Frame is substantially in horizontally disposed when being in unfolded state.The front seats mechanism 4 is specifically on the front 11a of fore-stock 11.
The lower part of after-poppet 12 is equipped with wheel assembly 3.The spacing of the wheel assembly 3 of two sides is less than two sides in the present embodiment
Front component 2 spacing, so that the wheel assembly 3 of two sides can be housed between the front component 2 of two sides after folding,
Reduce folded volume.Thus in a preferred mode, the side stand 1 of the lower end of after-poppet 12 towards the other side
(inside) bending extends, so that the spacing of 12 lower end of after-poppet at left and right sides of vehicle frame is less than the spacing of end thereon.
Two components in the lower end of the upper end of fore-stock 11, the upper end of after-poppet 12 and upper connecting rod 13 rotate
Connection, at least one of third component and both of the aforesaid component rotate connection.That is, the upper end of fore-stock 11
The lower end three in portion, the upper end of after-poppet 12 and upper connecting rod 13 rotates coaxially connection or connects in relative rotation two-by-two；Such as
Two in the lower end three of the upper end of fore-stock 11, the upper end of after-poppet 12 and upper connecting rod 13 pass through a pivot phase
Rotation connection, remaining one is then rotated connection with one in the two by another pivot, setting as shown in figures 1 to 6
Set mode.Specific in the present embodiment, the upper end of after-poppet 12 is formed with an after-poppet connector 120, which connects
Fitting 120 is fixedly connected or integrally formed with the other parts of after-poppet 12；The extension 11b of fore-stock 11 is connected with after-poppet
The front of part 120 is rotated connection by the 9th pivot 109, and the rear portion of upper connecting rod 13 and after-poppet connector 120 passes through the tenth
Pivot 110 rotates connection.
The lower part of upper push-rod 14 and the upper end of upper connecting rod 13 are rotated connection by the first pivot 101.
The upper end of lower push-rod 15 and the lower end of upper push-rod 14 are rotated connection by the second pivot 102, the second pivot
102 are located at the lower section of the first pivot 101, the lower part of lower push-rod 15 and after-poppet 12 is rotated connection by third pivot 103.
Link assembly can be connected between fore-stock 11 and after-poppet 12 with mutually drawing close or be unfolded.Link assembly is by front end
The front 11a of portion and fore-stock 11 is passed through by rotate front rod 18, rear end and the after-poppet 12 of connection of the 4th pivot 104
The rotate back link 17 of connection of 5th pivot 105 forms, and the front end of the rear end of front rod 18 and back link 17 passes through the
Six pivots 106 rotate connection.Third pivot 103 on after-poppet 12 is between the tenth pivot 110 and the 5th pivot 105.
The lower end of lower push-rod 15 is connected to drive front rod 18, back link 17 mutually to draw close or be unfolded with link assembly, and the connection
Place is located at the lower section of third pivot 103.
Specific in the present embodiment, the lower end of lower push-rod 15 is connected by a push rod connector 16 with link assembly, is pushed away
The one end and link assembly of joint element for bar 16 are rotated connection by the 7th pivot 107, under the other end and lower push-rod 15
End is rotated connection by the 8th pivot 108.Third pivot 103 on lower push-rod 15 is located at the second pivot 102 and the 8th pivot
Between axis 108.It is specific as shown in Figure 1, the one end of push rod connector 16 is specially and back link 17 passes through the described 7th
Pivot 107 rotates connection, and the 7th pivot 107 is located at before the 8th pivot 108.That is, by be formed in lower push-rod 15,
Four-bar mechanism between push rod connector 16, back link 17 and after-poppet 12 drives link assembly mutually to draw close or be unfolded,
Fore-stock 11 and after-poppet 12 are mutually drawn close or are unfolded therewith.
For the connection type of lower push-rod 15 and link assembly, in a kind of alternative embodiment, lower push-rod 15
Lower end is rotationally and slidably connected to back link 17.For example, the lower end of lower push-rod 15 by a sliding sleeve can be rotated and
It is slidably connected to back link 17, sliding sleeve can be slidingly arranged on back link 17 along the extending direction of back link 17, sliding sleeve
Also rotate with the lower end of lower push-rod 15 connection, to constitute slider-crank mechanism to substitute above-mentioned four-bar mechanism.It folds
When, the overturning of lower push-rod 15 drives sliding sleeve mobile, and back link 17 is flipped up under the action of sliding sleeve mutually to be drawn close with front rod 18.
It should also be noted that, being connected with lower push-rod 15 between back link 17 and after-poppet 12 and push rod connector 16 also has
Play the role of increasing vehicle frame stability.In a preferred mode, when vehicle frame is in unfolded state, the center of front rod 18
The center line of line, the center line of back link 17 and push rod connector 16 extends and is parallel to each other along the longitudinal direction respectively.Also
It is to say, after vehicle frame expansion, push rod connector 16 and back link 17 overlap, so that in lower push-rod 15, back link 17, after-poppet
Triangular structure is constituted between 12, enhances stability of the vehicle frame in unfolded state, is facilitated vehicle frame and is stablized in expansion shape
State.
As shown in Figure 1, when vehicle frame is in unfolded state, the 4th pivot 104 of same side stand 1 and the 9th pivot 109
Angle α, the line and the 9th pivot 109 and Wushu of the 4th pivot 104 and the 9th pivot 109 are constituted between line and horizontal plane
Angle β is constituted between the line of axis 105, angle α is less than 45 °, and angle β is greater than 90 °, so that fore-stock 11 and after-poppet 12 are preceding
Size is larger in rear direction, to provide enough spaces for setting front seats mechanism 4 and back seat mechanism 5.
As it can be seen in figures 5 and 6, after-poppet connector 120 is in a horizontal state when vehicle frame is in folded state, upper push-rod 14
Upper end and after-poppet connector 120 substantially maintain an equal level, the rear end of front rod 18, the front end of back link 17, lower push-rod 15
Lower end and after-poppet connector 120 are drawn close；The front 11a state in a vertical shape of fore-stock 11, upper connecting rod 13, upper push-rod 14 and
Lower push-rod 15 is also generally vertically drawn close after after-poppet 12；The wheel assembly 3 of two sides is then housed in the front component 2 of two sides
Between；The upper end of upper connecting rod 13, the upper end of lower push-rod 15, lower push-rod 15 lower end mutually drawn close with wheel assembly 3.
It should be strongly noted that the front seats mechanism 4 in the present embodiment can be folded with side stand 1 and be collapsed, simplify
Folding step.Wherein, front seats mechanism 4 includes the front stall bar 41 for being used to form front seats, and front stall bar 41 and fore-stock 11 are logical
It crosses the 11st pivot 111 to rotate connection, and the rear end of front stall bar 41 is connected by link assembly band turn with link assembly
It is dynamic.Specifically, front seats mechanism 4 further includes front stall joint element for bar 42, the upper end of front stall joint element for bar 42 and front stall bar 41
Rear end rotates connection, the lower end of front stall joint element for bar 42 and front rod 18 by the 13rd by the 12nd pivot 112
Pivot 113 rotates connection, constitutes four-bar mechanism.4th pivot 104, the 13rd pivot 113, the 6th pivot of vehicle frame the same side
Axis 106, the 7th pivot 107, the 8th pivot 108, the 5th pivot 105 are along the centerline parallel with front rod 18, back link 17
Direction is sequentially arranged at intervals.The 11st pivot 111 on fore-stock 11 is between the 9th pivot 109 and the 4th pivot 104.
Back seat mechanism 5 includes being used to form the first back seat bar 51 of back seat and being slidably connected to along the longitudinal direction
Second back seat bar 52 of the first back seat bar 51, the first back seat bar 51 are rotated by the tenth pivot 110 with after-poppet 12 and are connect, the
Two back seat bars 52 are rotated by the 14th pivot 114 with lower push-rod 15 and are connect.Specifically, the second back seat bar 52 can be along front and back
To being slidably inserted in the first back seat bar 51, when vehicle frame is in folded state, the second back seat bar 52 slides out to the second back seat
Length outside bar 52 increases.When vehicle frame folding, expansion, stretched between the first back seat bar 51, the second back seat bar 52 with respect to sliding
Contracting.
Locking mechanism 6 in the present embodiment is set between the upper end of upper connecting rod 13 and the lower end of upper push-rod 14.Locking
Mechanism 6 specifically includes the locking piece 61 on 14 lower end of upper push-rod, and the upper end of locking piece 61 and upper connecting rod 13 is detachable
Ground connection.When locking piece 61 is detached from upper connecting rod 13, locking mechanism 6 is unlocked, and vehicle frame is foldable；When locking piece 61 is connected to upper connecting rod
13, vehicle frame is locked in unfolded state by locking mechanism 6.
11 lower end of fore-stock of two side stands 1 directly connects and constitutes U-shaped structure；The after-poppet of two side stands 1
12 lower ends are connected by cross bar component；The upper end of the upper push-rod 14 of two side stands 1 directly connects or passes through intermediate member
Connect and constitutes half frame-shaped construction.The front end of two be respectively arranged on two sides fore-stock 11 the front stall bar 41 of front seats mechanism 4
Portion, which directly connects or connected by intermediate member, constitutes half frame-shaped construction.Back seat mechanism 5 is respectively arranged on two sides after-poppet
The front end of two the first back seat bars 51 on 12, which directly connects or connected by intermediate member, constitutes half frame-shaped construction, back seat
The rear end of the second back seat of two be respectively arranged on two sides lower push-rod 15 bar 52 of position mechanism 5 directly connects or passes through middle part
Part connects and constitutes half frame-shaped construction.
The first pivot 101, the second pivot 102, the third pivot 103, the 4th pivot 104, the 5th pivot of each side stand 1
105, the 6th pivot 106, the 7th pivot 107, the 8th pivot 108, the 9th pivot 109, the tenth pivot 110, the 11st pivot
111, the 12nd pivot 112, the 13rd pivot 113, the respective axial line of the 14th pivot 114 are parallel to each other and respectively along vehicle frame
Left and right directions horizontal extension.And the axial line of the corresponding pivot of two side stands 1 preferably overlaps, such as two sides
The axial line of first pivot 101 overlaps；The axial line of second pivot 102 of two sides overlaps.This makes double youngster
The volume of virgin cart after folding further decreases.
The folding principle of above-mentioned go-cart for double child is as follows:
In each side stand 1, upper push-rod 14, lower push-rod 15, after-poppet 12, upper connecting rod 13 are in the first pivot 101, the second pivot
The first four-bar mechanism is constituted between axis 102, third pivot 103 and the tenth pivot 110；After-poppet 12, lower push-rod 15 are the tenth
Connecting rod sliding sleeve is constituted between pivot 110, third pivot 103, the 5th pivot 105 and the first back seat bar 51 and the second back seat bar 52
Mechanism；Fore-stock 11, after-poppet 12, back link 17, front rod 18 are in the 9th pivot 109, the 5th pivot 105, the 6th pivot 106
And the 4th constitute the second four-bar mechanism between pivot 104；After-poppet 12, back link 17, push rod connector 16, lower push-rod 15 exist
Third four-bar mechanism is constituted between third pivot 103, the 5th pivot 105, the 7th pivot 107 and the 8th pivot 108；Fore-stock
11, front stall bar 41, front stall joint element for bar 42, front rod 18 are in the 11st pivot 111, the 12nd pivot 112, the 13rd pivot
113 and the 4th the 4th four-bar mechanism is constituted between pivot 104；When folding, upper connecting rod 13 and upper push-rod 14 are unlocked, to front lower
Side pushes upper push-rod 14, and the first four-bar mechanism starts to fold, and the second four-bar mechanism is driven to fold, meanwhile, the second back seat bar
52 length extending out to outside the first back seat bar 51 increase therewith, and third four-bar mechanism and the 4th four-bar mechanism are also rolled over therewith
It is folded.
As illustrated in fig. 1 and 2, when vehicle frame is in unfolded state, locking mechanism 6 locks upper connecting rod 13 and upper push-rod 14, preceding
The extension 11b general horizontal of bracket 11, the center line of front rod 18, the center line of back link 17 and push rod connector 16
Center line extends and is parallel to each other along the longitudinal direction respectively, the 4th pivot 104, the 13rd pivot the 113, the 6th of vehicle frame the same side
Pivot 106, the 7th pivot 107, the 8th pivot 108, the 5th pivot 105 are along the centerline parallel with front rod 18, back link 17
Direction be sequentially arranged at intervals.
As shown in Figures 3 and 4, the folding process of go-cart for double child is as follows:
Locking mechanism 6 unlocks；Along direction shown in Fig. 3 arrow, pushed forward downward upper push-rod 14, so that lower push-rod 15 is around
The overturning of three pivots 103；As the lower end of upper push-rod 14 is flipped up around third pivot 103, push rod connector 16 is first driven
It is overturn around the 7th pivot 107, then back link 17 is flipped up under the drive of push rod connector 16 around the 5th pivot 105, so that
The rear end of front rod 18, back link 17 stand connection 120 is drawn close backward for front end, the front end of front rod 18 and after connect
The rear end of bar 17 is close to each other therewith, to drive fore-stock 11 and after-poppet 12 mutually to draw close, front component 2 and rear wheels
Part 3 is mutually drawn close；Meanwhile with close to each other, 11 He of fore-stock of the front end of front rod 18 and the rear end of back link 17
Front rod 18 is also mutually drawn close, so that front stall bar 41 and front stall joint element for bar 42 also mutually draw close the rear end so that front stall bar 41
It is close to after-poppet connector 120, front stall bar 41 is close to fore-stock 11 around the overturning of the 11st pivot 111；As lower push-rod 15 is around
The overturning of three pivots 103, the second back seat bar 52 is stretched so that the length for skidding off the first back seat bar 51 increases.
As it can be seen in figures 5 and 6, when vehicle frame is in folded state, 120 general horizontal of after-poppet connector, after front stall bar 41
End, the rear end of front rod 18, the front end of back link 17, the rear end of push rod connector 16, lower push-rod 15 lower end,
The upper end of upper push-rod 14 and after-poppet connector 120 are mutually drawn close, wherein the upper end of upper push-rod 14 and after-poppet connector
120 substantially maintain an equal level；The lower end of fore-stock 11 and the lower end of after-poppet 12, which are mutually drawn close, makes front component 2 and wheel assembly 3
It mutually draws close, and the wheel assembly 3 of two sides is housed between the front component 2 of two sides, the front end of front stall bar 41, front rod 18
Front end, the rear end of back link 17, the lower end of upper push-rod 14, the upper end of upper connecting rod 13, lower push-rod 15 upper end
It is mutually drawn close with front component 2, wheel assembly 3, wherein front component 2 and wheel assembly 3 can contact ground；Fore-stock
11 front 11a, upper connecting rod 13 and the state substantially in a vertical shape of upper push-rod 14.
As can be seen from the above description, on the one hand, go-cart for double child according to the present invention simplifies the operating procedure of folding,
Forward downward pressure upper push-rod 14 can make side stand, front seats mechanism fold gathering after unlock, realize that vehicle folds, can be fast
Speed is completed to fold；On the other hand, go-cart for double child volume after folding according to the present invention is small.In addition, according to the present invention double
People's children trolley has preferable stability in the deployed state.
The above embodiments merely illustrate the technical concept and features of the present invention, is preferred embodiment, its object is to
Person skilled in the art cans understand the content of the present invention and implement it accordingly, and protection model of the invention can not be limited with this
It encloses.
Claims (10)
1. a kind of go-cart for double child, including the vehicle frame, front component, wheel assembly, preceding with unfolded state and folded state
Seat mechanism and back seat mechanism and the locking mechanism for the vehicle frame to be locked in unfolded state, the vehicle frame include two
A side stand for being located at the left and right sides；
It is characterized in that, each side stand respectively include:
Fore-stock, the lower part of the fore-stock are equipped with the front component, and the front seats mechanism is set on the fore-stock,
The back seat mechanism is set on the vehicle frame on the position after the front seats mechanism；
After-poppet, the lower part of the after-poppet are equipped with the wheel assembly；
Upper connecting rod, two in the lower end of the upper end of the fore-stock, the upper end of the after-poppet and the upper connecting rod
Component rotates connection, and at least one of third component and both of the aforesaid component rotate connection；
The upper end of upper push-rod, the lower part of the upper push-rod and the upper connecting rod is rotated connection by the first pivot；
The lower end of lower push-rod, the upper end of the lower push-rod and the upper push-rod is rotated connection by the second pivot, described
The lower part of lower push-rod and the after-poppet are rotated connection by third pivot；And
Link assembly is connected between the fore-stock and the after-poppet, before the link assembly includes front end and is described
Bracket rotates the front rod of connection by the 4th pivot and rear end and the after-poppet are rotated connection by the 5th pivot
Back link, the front end of the rear end of the front rod and the back link is rotated connection by the 6th pivot；Under described
The lower end of push rod is connected to drive the front rod, the back link mutually to draw close or be unfolded with the link assembly；
Wherein the front seats mechanism includes front stall bar and front stall joint element for bar, and the front stall bar and the fore-stock pass through the tenth
One pivot rotates connection, and the rear end of the upper end of the front stall joint element for bar and the front stall bar passes through the 12nd pivot phase
Rotation connection, the lower end of the front stall joint element for bar and the link assembly are rotated connection by the 13rd pivot.
2. go-cart for double child according to claim 1, which is characterized in that the lower end of the front stall joint element for bar and institute
Front rod is stated to rotate connection by the 13rd pivot, the fore-stock, the front stall bar, the front stall joint element for bar,
The front rod constitutes four-bar mechanism；The lower end of the lower push-rod is rotated by a push rod connector and the back link
Connection, the after-poppet, the lower push-rod, the push rod connector, the back link constitute four-bar mechanism.
3. go-cart for double child according to claim 2, which is characterized in that the one end of the push rod connector and described
Back link is rotated connection by the 7th pivot, and the lower end of the other end and the lower push-rod is rotated company by the 8th pivot
It connects, the third pivot is between second pivot and the 8th pivot.
4. go-cart for double child according to claim 1, which is characterized in that the lower end of the lower push-rod can be rotated and can
It is slidably connected to the back link.
5. go-cart for double child according to claim 1, which is characterized in that described when the vehicle frame is in folded state
The rear end of front rod, the front end of the back link, the lower end of the lower push-rod, the upper end of the upper push-rod and described
The upper end of after-poppet is mutually drawn close；The lower end of the fore-stock, the front end of the front rod, the back link rear end
Portion, the upper end of the upper connecting rod, the upper end of the lower push-rod, the lower end of the upper push-rod and the after-poppet lower end
Portion is mutually drawn close.
6. go-cart for double child according to claim 1, which is characterized in that the upper end of the after-poppet has after-poppet
The front of connector, the fore-stock and the after-poppet connector is rotated connection by the 9th pivot, when the vehicle frame exists
When unfolded state, folder is constituted between the 4th pivot and the line and horizontal plane of the 9th pivot of the same side stand
Angle α, the angle α is less than 45 °.
7. go-cart for double child according to claim 6, which is characterized in that the fore-stock includes the front that inclination extends
With the extension for bending extension backward from the front, the front component is set on the front, the extension and described
After-poppet connector is rotated connection by the 9th pivot, and when the vehicle frame is in unfolded state, the extension is along vehicle
The front-rear direction horizontal extension of frame；When the vehicle frame is in folded state, the after-poppet connector is in a horizontal state.
8. go-cart for double child according to claim 1, which is characterized in that the spacing of the front component of two sides is greater than
The spacing of the wheel assembly of two sides, when the vehicle frame is in folded state, the wheel assembly of two sides is housed in two sides
The front component between.
9. go-cart for double child according to claim 1, which is characterized in that first pivot, the second pivot, third pivot
Axis, the 4th pivot, the 5th pivot, the 6th pivot, the 11st pivot, the axial line of the 12nd pivot and the 13rd pivot are mutually flat
Row.
10. go-cart for double child according to claim 1, which is characterized in that the back seat mechanism includes the first back seat
Bar, the second back seat bar that the first back seat bar can be slidably connected to along the longitudinal direction, the first back seat bar and it is described after
Bracket is rotated connection by the tenth pivot, and the second back seat bar and the lower push-rod are rotated company by the 14th pivot
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711236443.0A CN107933673B (en) | 2017-11-30 | 2017-11-30 | Go-cart for double child |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711236443.0A CN107933673B (en) | 2017-11-30 | 2017-11-30 | Go-cart for double child |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107933673A CN107933673A (en) | 2018-04-20 |
| CN107933673B true CN107933673B (en) | 2019-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711236443.0A Active CN107933673B (en) | 2017-11-30 | 2017-11-30 | Go-cart for double child |
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| Country | Link |
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| CN (1) | CN107933673B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3693247A4 (en) * | 2017-11-30 | 2020-10-21 | Goodbaby Child Products Co., Ltd | Double stroller |
| CN108583670A (en) * | 2018-05-07 | 2018-09-28 | 好孩子儿童用品有限公司 | Children trolley |
| CN109278834A (en) * | 2018-10-25 | 2019-01-29 | 好孩子儿童用品有限公司 | Double stroller |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW537231U (en) * | 2001-12-14 | 2003-06-11 | Link Treasure Ltd | Structure for storage plate capable of adjustment of position |
| CN203996356U (en) * | 2014-06-23 | 2014-12-10 | 好孩子儿童用品有限公司 | Double go-cart |
| CN104554410B (en) * | 2014-12-26 | 2017-01-04 | 好孩子儿童用品有限公司 | A kind of can the double stroller of twice-folded |
| CN206067846U (en) * | 2016-08-15 | 2017-04-05 | 好孩子儿童用品有限公司 | Can child stroller capable of transforming for one child or two children |
| CN207565663U (en) * | 2017-11-30 | 2018-07-03 | 好孩子儿童用品有限公司 | Go-cart for double child |
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2017
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| Publication number | Publication date |
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| CN107933673A (en) | 2018-04-20 |
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