CN107933673A - Go-cart for double child - Google Patents
Go-cart for double child Download PDFInfo
- Publication number
- CN107933673A CN107933673A CN201711236443.0A CN201711236443A CN107933673A CN 107933673 A CN107933673 A CN 107933673A CN 201711236443 A CN201711236443 A CN 201711236443A CN 107933673 A CN107933673 A CN 107933673A
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- Prior art keywords
- pivot
- rod
- poppet
- push
- bar
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- 238000005452 bending Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000011017 operating method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a kind of go-cart for double child, it simplifies folding operation step, and folding volume is small.Including：Fore-stock, front seats mechanism are arranged on fore-stock；After-poppet；Upper connecting rod, two components in the bottom of the upper end of fore-stock, the upper end of after-poppet and upper connecting rod rotate connection, at least one connection that rotates in the 3rd component and both of the aforesaid component；The upper end rotation connection of upper push-rod, lower part and upper connecting rod；The bottom rotation connection of lower push-rod, upper end and upper push-rod, lower part and after-poppet rotation connection；Link assembly, the back link being rotatablely connected by the front rod and after-poppet that are rotatablely connected with fore-stock form, the rearward end of front rod and the front end rotation connection of back link；The bottom 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, more particularly to a kind of go-cart for double child.
Background technology
At present, the structure of go-cart for double child is varied.Common go-cart for double child includes vehicle frame, the installation car
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 in tandem on vehicle frame.Most of existing double stroller folds
Volume is all bigger, and folding operation is also comparatively laborious, it usually needs by many more manipulations, can be only achieved folding.
The content 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.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：
A kind of go-cart for double child, including the vehicle frame with unfolded state and folded state, front component, wheel assembly, front stall
Position mechanism and back seat mechanism and the locking mechanism for the vehicle frame to be locked in unfolded state, the vehicle frame include two
It is located at the side stand of the left and right sides respectively；
Each side stand includes respectively：
Fore-stock, the lower part of the fore-stock are provided with the front component, and the front seats mechanism is arranged on the fore-stock,
The back seat mechanism is arranged on the vehicle frame on the position after the front seats mechanism；
After-poppet, the lower part of the after-poppet are provided with the wheel assembly；
Upper connecting rod, two in the bottom of the upper end of the fore-stock, the upper end of the after-poppet and the upper connecting rod
Component rotates connection, at least one connection that rotates in the 3rd component and both of the aforesaid component；
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 bottom 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 the 3rd pivot；And
Link assembly, is connected between the fore-stock and the after-poppet, the link assembly include front end and it is described before
Stent rotates the front rod of connection by the 4th pivot and rearward end and the after-poppet are rotated connection by the 5th pivot
Back link, the front end of the rearward end of the front rod and the back link rotated connection by the 6th pivot；Under described
The bottom of push rod is connected with the link assembly to drive the front rod, the back link mutually to draw close or be unfolded；
Wherein described 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 rearward 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 bottom of the front stall joint element for bar and the link assembly are rotated connection by the 13rd pivot.
In certain embodiments, the bottom 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 form quadric chain；Institute
The bottom for stating lower push-rod is connected by a push rod connector with the back link, and the after-poppet, the lower push-rod, described push away
Joint element for bar, the back link form quadric chain.
In certain embodiments, the one end of the push rod connector and the back link are rotated company by the 7th pivot
Connect, the bottom of the other end and the lower push-rod is rotated connection by the 8th pivot, and the 3rd pivot is positioned 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 work 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, triangle knot between the lower push-rod, back link, after-poppet
Structure.
In certain embodiments, the bottom of the lower push-rod is rotationally and slidably connected to the back link.
In certain embodiments, when the vehicle frame is in folded state, the rearward end of the front rod, the back link
Front end, the bottom of the lower push-rod, the upper end of the upper end of the upper push-rod and the after-poppet are mutually drawn close；It is described
The bottom of fore-stock, the front end of the front rod, the rearward end of the back link, the upper end, described of the upper connecting rod
The bottom of the upper end of lower push-rod, the bottom of the upper push-rod and the after-poppet is mutually drawn close.
In certain embodiments, the upper end of the after-poppet has an after-poppet connector, the fore-stock and it is described after
The anterior of stand connection is rotated connection, when the vehicle frame is in unfolded state, the same side stand by the 9th pivot
The 4th pivot and the 9th pivot line and horizontal plane between form angle α, the angle α is less than 45 °.
In certain embodiments, the fore-stock includes tilting the front portion of extension and bends extension backward from the front portion
Extension, the front component are arranged on the front portion, and the extension and the after-poppet connector pass through the 9th pivot
Axis rotates connection, and when the vehicle frame is in unfolded state, the extension is horizontal-extending along the anteroposterior direction of vehicle frame；When described
In folded state, the after-poppet connector is horizontal vehicle frame.
In certain embodiments, the spacing of the front component of both sides is more than the spacing of the wheel assembly of both sides,
When the vehicle frame is in folded state, the wheel assembly of both sides is housed between the front component of both sides.
In certain embodiments, first pivot, the second pivot, the 3rd pivot, the 4th pivot, the 5th pivot, the 6th
Pivot, the 11st pivot, the axial line of the 12nd pivot and the 13rd pivot are parallel to each other.
In certain 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 is rotated with the after-poppet by the tenth pivot to be connected,
The second back seat bar is rotated with the lower push-rod by the 14th pivot to be connected.Preferably, the second back seat bar can edge
Anteroposterior direction is slidably inserted in the first back seat bar and can stretch with folding, the expansion of the vehicle frame.
With reference to above-mentioned, the present invention uses above technical scheme, has the following advantages that compared with prior art：
The operating procedure of folding is simplified, forward downward presses upper push-rod after unlock, can fold side stand, front stall bar also can
It is enough to be collapsed as side stand folds, realize that vehicle folds, folding can be rapidly completed, folding convenient；And go-cart for double child
Volume after folding is small.
Brief description of the drawings
, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of technical scheme
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 shows side view of a kind of go-cart for double child in unfolded state according to the present invention；
Fig. 2 shows stereogram of a kind of go-cart for double child in unfolded state according to the present invention；
Fig. 3 shows side view of a kind of go-cart for double child in folding process according to the present invention；
Fig. 4 shows stereogram of a kind of go-cart for double child in folding process according to the present invention；
Fig. 5 shows side view of a kind of go-cart for double child in folded state according to the present invention；
Fig. 6 shows stereogram of a kind of go-cart for double child in folded state according to the present invention.
Wherein,
1st, side stand；11st, fore-stock；11a, front portion；11b, extension section；12nd, after-poppet；120th, after-poppet connector；13rd, upper company
Bar；130th, upper connecting rod connector；14th, upper push-rod；15th, lower push-rod；16th, push rod connector；17th, back link；18th, front rod；
101st, the first pivot；102nd, the second pivot；103rd, the 3rd pivot；104th, the 4th pivot；105th, the 5th pivot；106th, the 6th
Pivot；107th, the 7th pivot；108th, the 8th pivot；109th, the 9th pivot；110th, the tenth pivot；111st, the 11st pivot；112、
12nd pivot；113rd, the 13rd pivot；114th, the 14th pivot；
2nd, front component；
3rd, wheel assembly；
4th, front seats mechanism；41st, front stall bar；42nd, front stall joint element for bar；
5th, back seat mechanism；51st, the first back seat bar；52nd, the second back seat bar；
6th, locking mechanism；61st, locking piece.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, 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 it is used to help for the explanation of these embodiments
Understand the present invention, but do not form limitation of the invention.It is in addition, involved in each embodiment of invention described below
As long as and to technical characteristic do not form conflict each other and be combined with each other.
The noun of locality addressed herein is to residing for the children dinning chair under unfolded state according to those skilled in the art
The usual observation visual angle in orientation and define.
The present embodiment provides a kind of go-cart for double child, and referring to the drawings shown in 1-6, it includes having unfolded state and folding
Vehicle frame, front component 2, wheel assembly 3, the front seats mechanism 4 of front and rear setting and the back seat mechanism 5 of state and for by car
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 respectively.Each side stand 1
Include fore-stock 11, after-poppet 12, upper connecting rod 13, upper push-rod 14, lower push-rod 15 and link assembly respectively.Below to each side
The all parts of stent 1 are described one by one.
The lower part of fore-stock 11 is provided with the front component 2, and the front seats mechanism 4 is arranged on fore-stock 11,
Back seat mechanism 5 is arranged on vehicle frame on the position after front seats mechanism 4.Specific in the present embodiment, fore-stock 11 wraps
Include the anterior 11a for tilting extension and the extension 11b for bending extension backward from the upper end of the front portion 11a, the front wheels
Part 2 is specifically arranged on the 11a of front portion.Extension 11b is horizontal-extending along the anteroposterior direction of vehicle frame, that is to say, that extension 11b is in car
Substantially in horizontally disposed when frame is in unfolded state.The front seats mechanism 4 is specifically on the anterior 11a of fore-stock 11.
The lower part of after-poppet 12 is provided with wheel assembly 3.The wheel assembly 3 of both sides is smaller than both sides in the present embodiment
Front component 2 spacing so that the wheel assembly 3 of both sides can be housed between the front component 2 of both sides after folding,
Reduce the volume after folding.Thus in a preferable mode, the side stand 1 of the bottom of after-poppet 12 towards opposite side
（Inwardly）Bending extension so that the spacing for being smaller than end thereon of 12 bottom of after-poppet at left and right sides of vehicle frame.
Two components in the bottom of the upper end of fore-stock 11, the upper end of after-poppet 12 and upper connecting rod 13 rotate
Connect, at least one connection that rotates in the 3rd component and both of the aforesaid component.That is, the upper end of fore-stock 11
The bottom 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 bottom 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
Put mode.Specific in the present embodiment, the upper end of after-poppet 12 connects formed with an after-poppet connector 120, the after-poppet
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 anterior 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 bottom of upper push-rod 14 are rotated connection by the second pivot 102, the second pivot
102 positioned at the lower section of the first pivot 101, and the lower part of lower push-rod 15 and after-poppet 12 are rotated connection by the 3rd 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 anterior 11a of portion and fore-stock 11 is passed through by rotate front rod 18, rearward 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 rearward end of front rod 18 and the front end of back link 17 pass through
Six pivots 106 rotate connection.The 3rd pivot 103 on after-poppet 12 is between the tenth pivot 110 and the 5th pivot 105.
The bottom of lower push-rod 15 is connected with link assembly to drive front rod 18, back link 17 mutually to draw close or be unfolded, and the connection
Place is positioned at the lower section of the 3rd pivot 103.
Specific in the present embodiment, the bottom 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.The 3rd 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,
Quadric chain 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 mode of lower push-rod 15 and link assembly, in a kind of alternative embodiment, lower push-rod 15
Bottom is rotationally and slidably connected to back link 17.For example, the bottom of lower push-rod 15 it is rotatable by a sliding sleeve and
Back link 17 is slidably connected to, sliding sleeve can be slidingly arranged on back link 17 along the extending direction of back link 17, sliding sleeve
Also rotate connection with the bottom of lower push-rod 15, so as to form slider-crank mechanism to substitute above-mentioned quadric chain.Fold
When, the upset of lower push-rod 15 drives sliding sleeve movement, and back link 17 is flipped up mutually drawing close with front rod 18 under the action of sliding sleeve.
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 preferable 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 is unfolded, push rod connector 16 and back link 17 overlap so that in lower push-rod 15, back link 17, after-poppet
Triangle structure between 12, enhances stability of the vehicle frame in unfolded state, contributes to vehicle frame to stablize 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
The line and the 9th pivot 109 and Wushu of angle α, the 4th pivot 104 and the 9th pivot 109 are formed between line and horizontal plane
Angle β is formed between the line of axis 105, angle α is less than 45 °, and angle β is more than 90 ° so that fore-stock 11 and after-poppet 12 are preceding
Size is larger in rear direction, so as to set front seats mechanism 4 and back seat mechanism 5 to provide enough spaces.
As it can be seen in figures 5 and 6, when vehicle frame is in folded state, after-poppet connector 120 is horizontal, upper push-rod 14
Upper end and after-poppet connector 120 substantially maintain an equal level, the rearward end of front rod 18, the front end of back link 17, lower push-rod 15
Bottom and after-poppet connector 120 are drawn close；The anterior 11a of fore-stock 11 is in vertical state, 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 both sides is then housed in the front component 2 of both sides
Between；The upper end of upper connecting rod 13, the upper end of lower push-rod 15, the bottom of lower push-rod 15 are 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 and collapsed with side stand 1, simplify
Folding step.Wherein, front seats mechanism 4 includes being used for the front stall bar 41 for forming front seats, and front stall bar 41 and fore-stock 11 are logical
Cross the 11st pivot 111 to rotate connection, and the rearward end of front stall bar 41 is connected with link assembly with by link assembly band turn
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
Rearward end is rotated connection by the 12nd pivot 112, and the bottom of front stall joint element for bar 42 and front rod 18 pass through the 13rd
Pivot 113 rotates connection, forms quadric chain.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 the first back seat bar 51 for forming back seat and can be 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 is rotated with after-poppet 12 by the tenth pivot 110 to be connected, the
Two back seat bars 52 are rotated with lower push-rod 15 by the 14th pivot 114 to be connected.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 increase outside bar 52.When vehicle frame folding, expansion, stretched between the first back seat bar 51, the second back seat bar 52 with respect to slip
Contracting.
Locking mechanism 6 in the present embodiment is arranged between the upper end of upper connecting rod 13 and the bottom of upper push-rod 14.Locking
Mechanism 6 specifically includes the locking piece 61 on 14 bottom of upper push-rod, and the upper end of locking piece 61 and upper connecting rod 13 is detachable
Ground connects.When locking piece 61 departs from upper connecting rod 13, locking mechanism 6 unlocks, 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 bottom of fore-stock of two side stands 1 directly connects and forms U-shaped structure；The after-poppet of two side stands 1
12 bottoms 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 form half frame-shaped construction.The front end of be respectively arranged on both sides fore-stock 11 two front stall bars 41 of front seats mechanism 4
Portion directly connects or is connected by intermediate member to form half frame-shaped construction.Back seat mechanism 5 is respectively arranged on both sides after-poppet
The front end of two the first back seat bars 51 on 12 directly connects or is connected by intermediate member to form half frame-shaped construction, back seat
The rearward end of be respectively arranged on both sides lower push-rod 15 two the second back seat bars 52 of position mechanism 5 directly connects or passes through pars intermedia
Part connects and forms half frame-shaped construction.
The first pivot 101, the second pivot 102, the 3rd pivot 103, the 4th pivot 104, the 5th pivot of each side stand 1
105th, the 6th pivot 106, the 7th pivot 107, the 8th pivot 108, the 9th pivot 109, the tenth pivot 110, the 11st pivot
111st, the 12nd pivot 112, the 13rd pivot 113,114 respective axial line of the 14th pivot are parallel to each other and respectively along vehicle frame
Left and right directions it is horizontal-extending.And the axial line of the corresponding pivot of two side stands 1 is preferably to overlap, such as both sides
The axial line of first pivot 101 overlaps；The axial line of second pivot 102 of both sides overlaps.This causes double youngster
The volume of virgin cart after folding further reduces.
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
102nd, the first quadric chain is formed between the 3rd pivot 103 and the tenth pivot 110；After-poppet 12, lower push-rod 15 are in the tenth pivot
Connecting rod sliding sleeve machine is formed between axis 110, the 3rd pivot 103, the 5th pivot 105 and the first back seat bar 51 and the second back seat bar 52
Structure；Fore-stock 11, after-poppet 12, back link 17, front rod 18 the 9th pivot 109, the 5th pivot 105, the 6th pivot 106 and
The second quadric chain is formed between 4th pivot 104；After-poppet 12, back link 17, push rod connector 16, lower push-rod 15 are
The 3rd quadric chain is formed between three pivots 103, the 5th pivot 105, the 7th pivot 107 and the 8th pivot 108；Fore-stock
11st, 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 quadric chain is formed between pivot 104；When folding, upper connecting rod 13 and upper push-rod 14 are unlocked, to front lower
Side promotes upper push-rod 14, and the first quadric chain starts to fold, and drives the second quadric chain to fold, meanwhile, the second back seat bar
52 length extending out to outside the first back seat bar 51 increase therewith, and the 3rd quadric chain and the 4th quadric chain 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 horizontals of stent 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 arrows, pushed forward downward upper push-rod 14 so that lower push-rod 15 is around the 3rd pivot
Axis 103 is overturn；It is flipped up with the bottom of upper push-rod 14 around the 3rd pivot 103, push rod connector 16 is first driven around
Seven pivots 107 are overturn, and then back link 17 is flipped up under the drive of push rod connector 16 around the 5th pivot 105 so that preceding company
Stand connection 120 is drawn close backward for the rearward end of bar 18, the front end of back link 17, the front end and back link 17 of front rod 18
Rearward end it is close to each other therewith so that drive fore-stock 11 and after-poppet 12 mutually draw close, front component 2 and wheel assembly 3
Mutually draw close；Meanwhile with front rod 18 front end and back link 17 rearward end it is close to each other, fore-stock 11 and before connect
Bar 18 is also mutually drawn close, so that front stall bar 41 and front stall joint element for bar 42 are also mutually drawn close so that the rearward end of front stall bar 41 is close to
After-poppet connector 120, front stall bar 41 are close to fore-stock 11 around the upset of the 11st pivot 111；As lower push-rod 15 is around the 3rd pivot
Axis 103 is overturn, and the second back seat bar 52 is stretched so that skidding off the length increase of the first back seat bar 51.
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 rearward end of front rod 18, the front end of back link 17, the rearward end of push rod connector 16, lower push-rod 15 bottom,
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 bottom of fore-stock 11 and the bottom of after-poppet 12, which are mutually drawn close, makes front component 2 and wheel assembly 3
Mutually draw close, and the wheel assembly 3 of both sides is housed between the front component 2 of both sides, front end, the front rod 18 of front stall bar 41
Front end, the rearward end of back link 17, the bottom of upper push-rod 14, the upper end of upper connecting rod 13, the upper end of lower push-rod 15
Mutually drawn close with front component 2, wheel assembly 3, wherein, front component 2 and wheel assembly 3 can contact ground；Fore-stock
11 anterior 11a, upper connecting rod 13 and upper push-rod 14 is substantially in vertical state.
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 just 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.It is in addition, double according to the present invention
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 can understand present disclosure and implement according to this, and the protection model of the present invention can not be limited with this
Enclose.
Claims (10)
1. a kind of go-cart for double child, including it is the vehicle frame with unfolded state and folded state, front component, wheel assembly, preceding
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 respectively；
It is characterized in that, each side stand includes respectively：
Fore-stock, the lower part of the fore-stock are provided with the front component, and the front seats mechanism is arranged on the fore-stock,
The back seat mechanism is arranged on the vehicle frame on the position after the front seats mechanism；
After-poppet, the lower part of the after-poppet are provided with the wheel assembly；
Upper connecting rod, two in the bottom of the upper end of the fore-stock, the upper end of the after-poppet and the upper connecting rod
Component rotates connection, at least one connection that rotates in the 3rd component and both of the aforesaid component；
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 bottom 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 the 3rd pivot；And
Link assembly, is connected between the fore-stock and the after-poppet, the link assembly include front end and it is described before
Stent rotates the front rod of connection by the 4th pivot and rearward end and the after-poppet are rotated connection by the 5th pivot
Back link, the front end of the rearward end of the front rod and the back link rotated connection by the 6th pivot；Under described
The bottom of push rod is connected with the link assembly to drive the front rod, the back link mutually to draw close or be unfolded；
Wherein described 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 rearward 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 bottom 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, it is characterised in that the bottom 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 forms quadric chain；The bottom 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 form quadric chain.
3. go-cart for double child according to claim 2, it is characterised in that the one end of the push rod connector and described
Back link is rotated connection by the 7th pivot, and the bottom of the other end and the lower push-rod is rotated company by the 8th pivot
Connect, the 3rd pivot is between second pivot and the 8th pivot.
4. go-cart for double child according to claim 1, it is characterised in that the bottom of the lower push-rod is rotatable and can
It is slidably connected to the back link.
5. go-cart for double child according to claim 1, it is characterised in that described when the vehicle frame is in folded state
The rearward end of front rod, the front end of the back link, the bottom 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 bottom of the fore-stock, the front end of the front rod, the rear end of the back link
Portion, the upper end of the upper connecting rod, the upper end of the lower push-rod, the lower end of the bottom of the upper push-rod and the after-poppet
Portion is mutually drawn close.
6. go-cart for double child according to claim 1, it is characterised in that the upper end of the after-poppet has after-poppet
The anterior of connector, the fore-stock and the after-poppet connector is rotated connection by the 9th pivot, when the vehicle frame exists
During unfolded state, folder is formed between the 4th pivot of the same side stand and the line and horizontal plane of the 9th pivot
Angle α, the angle α are less than 45 °.
7. go-cart for double child according to claim 6, it is characterised in that the fore-stock includes tilting the front portion of extension
With the extension for bending extension backward from the front portion, the front component is arranged on the front portion, 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 car
The anteroposterior direction of frame is horizontal-extending；When the vehicle frame is in folded state, the after-poppet connector is horizontal.
8. go-cart for double child according to claim 1, it is characterised in that the spacing of the front component of both sides is more than
The spacing of the wheel assembly of both sides, when the vehicle frame is in folded state, the wheel assembly of both sides is housed in both sides
The front component between.
9. go-cart for double child according to claim 1, it is characterised in that first pivot, the second pivot, the 3rd 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
OK.
10. go-cart for double child according to claim 1, it is characterised 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 with it is described after
Stent 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
Connect.
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 |
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| Publication Number | Publication Date |
|---|---|
| CN107933673A true CN107933673A (en) | 2018-04-20 |
| CN107933673B CN107933673B (en) | 2019-10-11 |
Family
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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 |
|---|---|
| CN (1) | CN107933673B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2019104628A1 (en) * | 2017-11-30 | 2019-06-06 | 好孩子儿童用品有限公司 | Double stroller |
| CN109278834B (en) * | 2018-10-25 | 2024-06-04 | 好孩子儿童用品有限公司 | Double-person trolley |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040195868A1 (en) * | 2001-11-14 | 2004-10-07 | Link Treasure Limited | Adjustable serving tray |
| CN203996356U (en) * | 2014-06-23 | 2014-12-10 | 好孩子儿童用品有限公司 | Double go-cart |
| CN104554410A (en) * | 2014-12-26 | 2015-04-29 | 好孩子儿童用品有限公司 | Re-foldable double trolley |
| 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 |
-
2017
- 2017-11-30 CN CN201711236443.0A patent/CN107933673B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040195868A1 (en) * | 2001-11-14 | 2004-10-07 | Link Treasure Limited | Adjustable serving tray |
| CN203996356U (en) * | 2014-06-23 | 2014-12-10 | 好孩子儿童用品有限公司 | Double go-cart |
| CN104554410A (en) * | 2014-12-26 | 2015-04-29 | 好孩子儿童用品有限公司 | Re-foldable double trolley |
| 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 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019104628A1 (en) * | 2017-11-30 | 2019-06-06 | 好孩子儿童用品有限公司 | 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 |
| CN109278834B (en) * | 2018-10-25 | 2024-06-04 | 好孩子儿童用品有限公司 | Double-person trolley |
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| Publication number | Publication date |
|---|---|
| CN107933673B (en) | 2019-10-11 |
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