CN207106577U - A kind of children trolley - Google Patents
A kind of children trolley Download PDFInfo
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- CN207106577U CN207106577U CN201720452999.2U CN201720452999U CN207106577U CN 207106577 U CN207106577 U CN 207106577U CN 201720452999 U CN201720452999 U CN 201720452999U CN 207106577 U CN207106577 U CN 207106577U
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- seat pocket
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Abstract
It the utility model is related to a kind of children trolley, including the vehicle frame with deployed condition and folded state, the seat pocket frame being detachably arranged on vehicle frame, stroller frame includes fore-stock, after-poppet, push rod and the first rotary connecting device for fore-stock, after-poppet and push rod to be rotatablely connected, seat pocket frame includes front surrounding casing, back surrounding casing and the second rotary connecting device for front surrounding casing and back surrounding casing to be rotatablely connected, after seat pocket frame is dismantled from vehicle frame, through front and rear commutation, seat pocket frame can be converted to positive installment state or reverse installment state.When seat pocket frame can fold under positive mounting means and reverse mounting means together with vehicle frame, realize that a step completes the folding of vehicle frame and seat pocket frame.And when seat root and stem of certain plants frame is installed on vehicle frame, the position of seat pocket rotary connecting device main part is higher than the position of vehicle frame rotary connecting device main part, can so possess higher seat, be advantageous to the visual field of children.
Description
Technical field
It the utility model is related to a kind of children trolley.
Background technology
At present, common children trolley includes vehicle frame and seat pocket, the vehicle frame include the fore-stock that bottom is connected with front-wheel,
The after-poppet and push rod that bottom is connected with trailing wheel.Seat stomacher includes front surrounding casing and back surrounding casing.The folding of vehicle frame and the folding of seat pocket need
To unlock, be separately folded respectively, folding step is more, and folding process is complicated.Or the children trolley having is only capable of using in one kind
It is that vehicle frame and seat pocket fold gathering together under state,
Chinese patent CN105923036 discloses a kind of children trolley, including vehicle frame and seat pocket frame, frame locking mechanism and
Seat pocket locking mechanism.Vehicle frame includes fore-stock, after-poppet and push rod, and three fore-stock, after-poppet and push rod parts are crossed to form
Vehicle frame cradle head, the seat pocket frame include front surrounding casing and back surrounding casing, and the rear portion and back surrounding casing front portion of front surrounding casing connect to forming seat
Pocket cradle head, seat pocket frame is connected by seat pocket cradle head and vehicle frame cradle head and is arranged on vehicle frame, when seat pocket frame
Under positive and direction mounting means during folding children's stroller, seat pocket frame and vehicle frame can fold together.
Existing children trolley, folds simple and convenient, and one carries and rolls over, and substantially meets user for chasing after in terms of function
Ask, still, its concrete structure is more single, it is impossible to meet the demand of the user of different hobbies, therefore limit different uses
The demand of person.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple for structure, vehicle frame and seat pocket in each use state
The children trolley that can fold together down.
In order to solve the above-mentioned technical problem, a kind of technical scheme of the utility model use is：
A kind of children trolley, including the vehicle frame with deployed condition and folded state, be detachably arranged on vehicle frame
Seat pocket frame, stroller frame include fore-stock, after-poppet, push rod and for fore-stock, after-poppet and push rod to be rotatablely connected
One rotary connecting device, seat pocket frame include front surrounding casing, back surrounding casing and for by second turns of front surrounding casing and back surrounding casing rotation connection
Dynamic attachment means, stroller also include being separately positioned on the first rotary connecting device and the second rotary connecting device being respectively used to
Vehicle frame and seat pocket frame are locked in the first locking mechanism and second locking mechanism of deployed condition, seat pocket frame passes through first company of rotation
The mating connection of connection device and the second rotary connecting device is removably mounted on vehicle frame, when seat pocket frame is dismantled from vehicle frame
Afterwards, through front and rear commutation, seat pocket frame can be converted to positive installment state or reverse installment state；
Seat pocket frame is under positive installment state, and the second rotary connecting device is staggered with the first rotary connecting device, folding
During folded stroller, second locking mechanism unblock drives first locking mechanism unblock, front surrounding casing after-poppet relative with fore-stock backward under
Side's upset, back surrounding casing after-poppet forward downward upset relative with push rod, front surrounding casing, fore-stock, after-poppet, push rod and back surrounding casing phase
Mutually draw close or seat pocket frame is dismantled from vehicle frame, seat pocket frame and vehicle frame individually fold；
Seat pocket frame be under reverse installment state, and during Folding trolley, the second rotary connecting device is rotatablely connected dress with first
Put and be staggered, back surrounding casing after-poppet relative with fore-stock is overturn to the back lower place, front surrounding casing after-poppet forward downward relative with push rod
Upset, back surrounding casing, fore-stock, after-poppet, push rod and front surrounding casing are mutually drawn close or seat pocket frame is dismantled from vehicle frame, seat pocket frame and
Vehicle frame individually folds.
Preferably, the protruding formation extension arm in the side of the second rotary connecting device, the free end of extension arm are formed
There is socket, the first rotary connecting device is provided with the connecting seat being connected with socket,
When seat pocket frame is under positive installment state, connecting seat is in mating connection with socket, the second rotary connecting device position
In the first rotary connecting device front upper place, when seat pocket frame is under reverse installment state, connecting seat is in mating connection with socket, the
Two rotary connecting devices are located at the first rotary connecting device back upper place.
Preferably, the first rotary connecting device includes being fixed on the push rod connector of push rod lower end, is fixed on after-poppet
The after-poppet connector at end, the fore-stock connector for being fixed on fore-stock upper end and for fore-stock, after-poppet, push rod linkage
Expansion and the linkage of linkage folding, linkage include connecting rod, perpendicular to connecting rod and be fixed thereon bearing pin, along vertical side
To setting and run through the gain of connecting rod, the arched linkage groove being respectively arranged in push rod connector and fore-stock connector, set
In the slot to make way of after-poppet connector, bearing pin sequentially passes through arched linkage groove, slot to make way, arched linkage groove, when push rod turns downwards
Dynamic, push rod connector rotates along linkage groove forward downward, and for connecting rod along gain upward sliding, bearing pin drives fore-stock connector along connection
Dynamic groove rotated down, and then drive fore-stock together draw close backward by holder pivots backward.
Preferably, the first rotary connecting device also includes the inner cap that is detachably connected on the inside of push rod connector and removable
Unload the enclosing cover being connected on the outside of fore-stock connector, first locking mechanism include being opened in cover the first chute, along first
First clamping block of slide setting, it is opened in the lock slots reconciliation being interconnected on push rod connector and fore-stock connector
Locked groove, the groove being opened on after-poppet connector and the first elasticity for the first clamping block to be returned back to lock-out state
Part, the one side of the close enclosing cover of the first clamping block formed with boss,
When vehicle frame deploys, first locking mechanism locking, boss is located in lock slots, groove, in lock slots successively, the first bullet
Property part is in extended configuration；
During vehicle frame folding, first locking mechanism unblock, the first clamping block is along the first chute slide downward, and boss is by lock slots
Coupled logical solution locked groove is slided to, the first elastic component is in compressive state, and fore-stock, push rod can lean on holder pivots backward
Hold together.
Preferably, the second rotary connecting device includes being individually fixed in the front surrounding casing connector of front wall back end of frame, is fixed on
The back surrounding casing connector of back surrounding casing front end and the switching mechanism for switching different use states for sitting the root and stem of certain plants, back surrounding casing connector bag
Include the interior main body for being fixedly connected on back surrounding casing front end and the outer main body being removably attachable in interior main body；Switching mechanism includes
What is rotated and slide is arranged in interior main body and the handoff block formed with double wedge, is arranged on and switches coordinating with double wedge in outer main body
Multiple switching teeth groove, when handoff block slide downward and rotate, drive double wedge depart from one of teeth groove when, seat pocket frame is convertible
Angle, double wedge can switch in another teeth groove, to complete to sit the conversion of the sitting posture, semi-lying, sleeping position of the root and stem of certain plants.
Preferably, second locking mechanism includes being opened in the second chute in interior main body, set along the second slide
Second clamping block and the neck being opened on front surrounding casing connector, when second locking mechanism locks, the second clamping block is from second
Chute extends in neck and is in mutual deployed condition with neck phase clamping, front surrounding casing, back surrounding casing, when second locking mechanism unlocks
When, the second clamping block slides into inside the second chute and disengaged with neck, and front surrounding casing, back surrounding casing, which can rotate, draws close receipts
Folding.
Preferably, stroller also includes the 3rd locking mechanism for being locked in seat pocket frame on vehicle frame, and the one of outer main body
Laterally overhang to form extension arm, the 3rd locking mechanism include being opened in be connected in extension arm and with socket the 3rd chute,
The 3rd clamping block set along the 3rd slide and the second elastic component for the 3rd clamping block to be returned back to lock-out state,
Second rotary connecting device, which also includes on the outside of outer main body and touches and be fixed on the 3rd clamping block through outer main body, to be used
In the unblock button for unlocking the 3rd locking mechanism.
When seat pocket frame is arranged on vehicle frame, socket is in mating connection with connecting seat, and the 3rd clamping block is in the second elastic component
Elastic acting force under, slide to the socket communicated therewith from the 3rd chute and extend in connecting seat, the second elastic component be in stretching, extension
State, the locking of the 3rd locking mechanism；Moved when promoting unblock button and driving the 3rd clamping block to do the second elastic component of extruding, the 3rd
Clamping block is slided in the 3rd chute and disengaged with connecting seat, and the second elastic component is in compressive state, the 3rd locking mechanism solution
Lock, socket can pull away from connecting seat, and seat pocket frame can unload from vehicle frame.
Preferably, stroller also includes unlocking mechanism, and unlocking mechanism includes the unblock being slidably installed in outer main body
Jacking block, for pull unblock jacking block slide unblock the first hauling rope, unblock jacking block close to handoff block one side formed with
First lug boss, handoff block in the one side close to the first lug boss formed with the first auxiliary section with the first raised portion fits,
Handoff block is in the one side close to the second clamping block formed with the second lug boss, and the second clamping block is close to the one of the second lug boss
Side is formed with the second auxiliary section with the second raised portion fits；
When pulling the first hauling rope, jacking block slide downward is unlocked, the first lug boss, which can prop up the first auxiliary section, makes switching
Block slide downward, and the second lug boss can prop up the second auxiliary section makes the second clamping block slide downward until second locking mechanism
Unblock, front surrounding casing, back surrounding casing can rotate and draw close folding.
Preferably, unlocking mechanism also includes being formed at the nose bar on the downside of unblock jacking block, and when pulling the first hauling rope, unblock is pushed up
Block slide downward, while second locking mechanism unlocks, nose bar is worn to touching the first clamping block simultaneously in the first rotary connecting device
The first clamping block slide downward, first locking mechanism and second locking mechanism synchronizing unlocking are driven, vehicle frame, each part of seat pocket frame can
Folding is drawn close in rotation.
Preferably, unlocking mechanism also includes the second hauling rope being arranged on back surrounding casing, and handoff block connects with the second hauling rope
Connect, when pulling the second hauling rope, and drive handoff block slide downward, double wedge departs from switching teeth groove, and sitting posture, partly can be achieved in seat pocket frame
Lie, the conversion of sleeping position.
Because above-mentioned technical proposal is used, the utility model has following advantages compared with prior art：Using fore-stock,
After-poppet intersects at the vehicle frame rotary connecting device formed at one with push rod, and vehicle frame can be achieved by a frame locking mechanism
Locking.Connected the seat pocket rotary connecting device to be formed using front surrounding casing and back surrounding casing, and passes through a pocket locking mechanism
Realize the locking of seat pocket.It is real when seat pocket frame can fold under positive mounting means and reverse mounting means together with vehicle frame
An existing step completes the folding of vehicle frame and seat pocket frame, without substep foldable base pocket frame and vehicle frame, makes the folding letter of children trolley
Just, one carries and rolls over folk prescription.And when seat root and stem of certain plants frame is installed on vehicle frame, the position of seat pocket rotary connecting device main part is higher than
The position of vehicle frame rotary connecting device main part（I.e. the main part of seat pocket rotary connecting device is located at vehicle frame rotation connection dress
The front upper place or back upper place for the main part put）, after such seat pocket frame is installed on vehicle frame, higher seat can be possessed, had
Beneficial to the visual field of children.In addition, vehicle frame and seat pocket parts are few, it is simple for structure compact.
Brief description of the drawings
Fig. 1 is the frame section dimensional structure diagram of children trolley of the present utility model；
Fig. 2 is the seat pocket frame part isometric structural representation of children trolley of the present utility model；
Fig. 3 is the lying posture status architecture schematic diagram of the positive installation of seat pocket frame of children trolley of the present utility model；
Fig. 4 is the lying posture status architecture schematic diagram that the seat pocket frame of children trolley of the present utility model is reversely installed；
Fig. 5 is the folding state structural representation of children trolley of the present utility model；
Fig. 6 is the first rotary connecting device part decomposition texture schematic diagram of children trolley of the present utility model；
Fig. 7 is the second rotary connecting device part decomposition texture schematic diagram of children trolley of the present utility model（By interior
Outer direction observation）；
Fig. 8 is the first rotary connecting device part decomposition texture schematic diagram of children trolley of the present utility model（By outer
Interior direction observation）；
Fig. 9 is the internal structure signal under the side view angle of the first rotary connecting device of children trolley of the present utility model
Figure；
Figure 10 is the side view angle lower section schematic diagram of the second rotary connecting device of children trolley of the present utility model；
Wherein：1st, fore-stock；10th, fore-stock connector；2nd, after-poppet；20th, after-poppet connector；3rd, push rod；30th, push rod
Connector；31,31 ', lock slots；32,32 ', locked groove is solved；33rd, groove；3a, Inner are covered；3a1, the first chute；3a2, the first locking
Block；3a20, boss；3a3, the first elastic component；3b, enclosing cover；4th, front surrounding casing；40th, front surrounding casing connector；401st, neck；5th, back wall
Frame；51st, handoff block；510th, double wedge；52nd, teeth groove；5a, interior main body；5a1, the second chute；5a2, the second clamping block；5b, outer master
Body；5b0, extension arm；5b1, socket；5b2, the 3rd chute；5b3, the 3rd clamping block；5b4, the second elastic component；5b5, unblock are pressed
Button；5b6, unblock jacking block；5b61, nose bar；61st, connecting rod；62nd, bearing pin；63rd, gain；64,64 ', arched linkage groove；65th, step down
Groove；100th, the first rotary connecting device；101st, connecting seat；200th, the second rotary connecting device；T1, the first lug boss；T2,
Two lug bosses；P1, the first auxiliary section；P2, the second auxiliary section.
Embodiment
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of children trolley, including the vehicle frame with deployed condition and folded state,
The seat pocket frame being detachably arranged on vehicle frame, stroller frame include fore-stock 1, after-poppet 2, push rod 3 and for by fore-stock
1st, the first rotary connecting device 100 that after-poppet 2 and push rod 3 are rotatablely connected, seat pocket frame include front surrounding casing 4, back surrounding casing 5 and are used for
The second rotary connecting device 200 that front surrounding casing 4 and back surrounding casing 5 are rotatablely connected, stroller also include being separately positioned on the first rotation
Vehicle frame and seat pocket frame are locked in the of deployed condition by being respectively used on the rotary connecting device 200 of attachment means 100 and second
One locking mechanism and second locking mechanism, seat pocket frame pass through the first rotary connecting device 100 and the second rotary connecting device 200
Mating connection is removably mounted on vehicle frame, after seat pocket frame is dismantled from vehicle frame, through front and rear commutation, can be turned seat pocket frame
It is changed to positive installment state or reverse installment state；
As shown in Fig. 6, Fig. 9, specifically, the first rotary connecting device 100 includes being fixed on the push rod connection of the lower end of push rod 3
It is part 30, the after-poppet connector 20 for being fixed on the upper end of after-poppet 2, the fore-stock connector 10 for being fixed on the upper end of fore-stock 1, removable
The enclosing cover 3b and use for unload and be connected to the inner cap 3a of the inner side of push rod connector 30, being detachably connected on the outside of fore-stock connector 30
In fore-stock 1, after-poppet 2, push rod 3 linkage expansion and linkage folding linkage, linkage include connecting rod 61, perpendicular to
Connecting rod 61 and be fixed thereon bearing pin 62, vertically set and through connecting rod 61 gain 63, be respectively arranged at push rod company
Two arched linkage grooves 64,64 ' on fitting 30 and fore-stock connector 10, the slot to make way for being arranged at after-poppet connector 20
65, bearing pin 62 sequentially passes through 65, an arched linkage groove 64, slot to make way arched linkage grooves 64 '；In addition, the first locking machine
Structure include be opened on inner cap 3a the first chute 3a1, along the first chute 3a1 slide set the first clamping block 3a2, be opened in
In push rod connector 30 and fore-stock connector 10 be interconnected lock slots 31,31 ' conciliate locked groove 32,32 ', be opened in after prop up
Groove 33 on frame connector 20 and the first elastic component 3a3 for the first clamping block 3a2 to be returned back to lock-out state, first
Clamping block 3a2 close enclosing cover 3b one side is formed with boss 3a20（When first locking mechanism locks, boss 3a20 is worn successively
It is located in lock slots 31, groove 33, lock slots 31 ', the first elastic component 3a3 is in extended configuration）.
As shown in Fig. 7, Fig. 8, Figure 10, further, the second rotary connecting device 200 includes being individually fixed in front surrounding casing 4
The front surrounding casing connector 40 of rear end, the back surrounding casing connector for being fixed on the front end of back surrounding casing 5, for sitting the root and stem of certain plants switch different use states
Switching mechanism, stroller also includes for unlocking first locking mechanism and/or the second locking mechanism unlocking mechanism, back wall
Frame connector includes the outer master for being fixedly connected on the interior main body 5a of the front end of back surrounding casing 5 and being removably attachable on interior main body 5a
Body 5b；Switching mechanism includes rotating and being arranged on interior main body 5a of sliding and the handoff block 51 formed with double wedge 510, is arranged on
The multiple switching teeth groove 52 for coordinating switching with double wedge 510 on outer main body 5b（In this example, unlocking mechanism includes being arranged on back surrounding casing
The second hauling rope being connected with handoff block 51 on 5, when pulling the second hauling rope, and drive the slide downward of handoff block 51 and turn
Dynamic, when drive double wedge 510 departs from one of teeth groove 52, seat pocket frame indexable, double wedge 510 can switch to another teeth groove
In 52, to complete to sit the conversion of the sitting posture, semi-lying, sleeping position of the root and stem of certain plants）；Second locking mechanism includes being opened on interior main body 5a
Second chute 5a1, slide the second clamping block 5a2 set along the second chute 5a1 and be opened on front surrounding casing connector 40
Neck 401（When second locking mechanism locks, the second clamping block 5a2 from the second chute 5a1 extend in neck 401 with the phase of neck 401
Clamping, front surrounding casing 4, back surrounding casing 5 are in mutual deployed condition）；Unlocking mechanism includes slidably being installed on outer main body 5b
Unblock jacking block 5b6, the nose bar 5b61 being formed on the downside of unblock jacking block 5b6, first for pulling unblock jacking block 5b6 slip unblocks
Hauling rope, wherein, unblock jacking block 5b6 in the one side close to handoff block 51 formed with the first lug boss t1, handoff block 51 by
Nearly first lug boss t1 one side is formed with the first auxiliary section p1 coordinated with the first lug boss t1, and handoff block 51 is close to the
Two clamping block 5a2 one side is formed with the second lug boss t2, the second clamping block 5a2 in the one side close to the second lug boss t2
Formed with the second auxiliary section p2 coordinated with the second lug boss t2.
As shown in Fig. 7, Fig. 8, Figure 10, in this example, stroller also include for seat pocket frame is locked on vehicle frame the 3rd
Locking mechanism, the outer main body 5b protruding formation extension arm 5b0 in side, extension arm 5b0 free end is formed with socket
5b1, the first rotary connecting device 100 are provided with the connecting seat 101 being connected with socket 5b1, and the 3rd locking mechanism includes opening
It is located at the 3rd chute 5b2 being connected in extension arm 5b0 and with socket 5b1, the 3rd locking set is slided along the 3rd chute 5b2
Block 5b3 and the second elastic component 5b4 for the 3rd clamping block 5b3 to be returned back to lock-out state, the second rotary connecting device 200
Also include on the outside of outer main body 5b and touch and be fixed on the 3rd clamping block 5b3 through outer main body 5b and be used to unlock the 3rd
The unblock button 5b5 of locking mechanism, when seat pocket frame is arranged on vehicle frame, socket 5b1 and connecting seat 101 are in mating connection, the
Three clamping block 5b3 slide to the socket 5b1 communicated therewith from the 3rd chute 5b2 simultaneously under the second elastic component 5b4 elastic acting force
Extend in connecting seat 101, the second elastic component 5b4 is in extended configuration, the locking of the 3rd locking mechanism；As promotion unblock button 5b5
And drive the 3rd clamping block 5b3 to do extruding the second elastic component 5b4 motions, the 3rd clamping block 5b3 slide in the 3rd chute 5b2 and with
Connecting seat 101 disengages, and the second elastic component 5b4 is in compressive state, and the unblock of the 3rd locking mechanism, socket 5b1 can be from even
Pulled away on joint chair 101, seat pocket frame can unload from vehicle frame.
Children trolley of the present utility model, sit root and stem of certain plants frame and be arranged on vehicle frame and there are two kinds in the state of mutually expansion
Situation：
1., seat pocket frame is positive when being arranged on vehicle frame, connecting seat 101 and socket 5b1 are in mating connection, and second is rotatablely connected
Device 200 is located at the front upper place of the first rotary connecting device 100, referring to Fig. 3；
2., seat pocket frame is when being reversibly mounted on vehicle frame, connecting seat 101 and socket 5b1 are in mating connection, the second rotation connection
Device 200 is located at the back upper place of the first rotary connecting device 100, referring to Fig. 4.
Children trolley of the present utility model, sit root and stem of certain plants frame and be arranged on each part motion conditions when being folded on vehicle frame（Sit root and stem of certain plants frame just
To or reversely installation when folding principle it is identical）：
When pulling the first hauling rope, jacking block 5b6 slide downwards are unlocked, the first lug boss t1 can prop up the first auxiliary section p1
Make the slide downward of handoff block 51, and the second lug boss t2 can prop up the second auxiliary section p2 makes the second clamping block 5a2 slide downwards
Disengaged inside to the second chute 5a1 and with neck 401, front surrounding casing 4, back surrounding casing 5 are rotated down under self gravitation and leaned on
Hold together folding, at the same time, the nose bar 5b61 of unblock jacking block 5b6 lower ends is worn to touching the first lock in the first rotary connecting device 100
Determine block 3a2 and drive the first clamping block 3a2 along the first chute 3a1 slide downwards, boss 3a20 by lock slots 31,31 ' slide to
Its solution locked groove 32,32 ' being connected（First elastic component 3a3 is in compressive state）, push rod 3 rotates down under self gravitation,
Push rod connector 30 rotates along the linkage forward downward of groove 64, and connecting rod 61 drives fore-stock to connect along the upward sliding of gain 63, bearing pin 62
Fitting 10 drives fore-stock 1 to be rotated together to after-poppet 2 and drawn close along the rotated down backward of groove 64 ' that links, so far, first
Locking mechanism and second locking mechanism synchronizing unlocking, each part of vehicle frame, seat pocket frame, which rotates, draws close folding, referring to Fig. 6, Fig. 7, Fig. 8,
Fig. 9, Figure 10.
Children trolley of the present utility model, sit root and stem of certain plants frame and be arranged on two kinds of situations being on vehicle frame under folded state：
1., seat pocket frame is positive when being arranged on vehicle frame, first locking mechanism and second locking mechanism unblock, front surrounding casing 4 with
Fore-stock 1 is overturn with respect to after-poppet 2 to the back lower place, and back surrounding casing 4 is overturn with push rod 3 with respect to the forward downward of after-poppet 2, front surrounding casing 4,
Fore-stock 1, after-poppet 2, push rod 3 and back surrounding casing 5 are mutually drawn close, children trolley by front-wheel and push rod 3 support oneself with ground,
Referring to Fig. 5.
2., when seat pocket frame is reversibly mounted on vehicle frame in figure, first locking mechanism mutually unlocks with second locking mechanism, back wall
Frame 5 is overturn with fore-stock 1 with respect to after-poppet 2 to the back lower place, and front surrounding casing 4 is overturn with push rod 3 with respect to the forward downward of after-poppet 2, after
Peripheral frame 5, fore-stock 1, after-poppet 2, push rod 3 and front surrounding casing 4 are mutually drawn close, and children trolley is supported oneself and ground by front-wheel and push rod 3
On face（Not shown in figure, Fig. 5 can refer to）.
To sum up, the vehicle frame rotary connecting device formed at one is intersected at using fore-stock, after-poppet and push rod, and passes through one
Frame locking mechanism is the locking that vehicle frame can be achieved.Connected the seat pocket rotary connecting device to be formed using front surrounding casing and back surrounding casing,
And the locking of seat pocket can be achieved by a pocket locking mechanism.When seat pocket frame is under positive mounting means and reverse mounting means
Can be folded together with vehicle frame, realize that step completes the folding of vehicle frame and seat pocket frame, without substep foldable base pocket frame and
Vehicle frame, make the folding of children trolley simple and convenient, one carries and rolls over.And by the setting of extension arm, present pocket frame is installed to car
After on frame, higher seat can be possessed, be advantageous to the visual field of children.Vehicle frame and seat pocket parts are few, simple for structure compact.
The utility model is described in detail above, its object is to allow the personage for being familiar with this art can be much of that
Solve content of the present utility model and be carried out, the scope of protection of the utility model, and the utility model can not be limited with this
The above embodiments are not limited to, all equivalent change or modifications made according to Spirit Essence of the present utility model, should all be covered
Within the scope of protection of the utility model.
Claims (10)
1. a kind of children trolley, including the vehicle frame with deployed condition and folded state, it is detachably arranged on the vehicle frame
Seat pocket frame, the stroller frame includes fore-stock（1）, after-poppet（2）, push rod（3）With for by the fore-stock（1）, after
Support（2）And push rod（3）First rotary connecting device of rotation connection（100）, the seat pocket frame includes front surrounding casing（4）, back wall
Frame（5）With for by the front surrounding casing（4）And back surrounding casing（5）Second rotary connecting device of rotation connection（200）, the stroller
Also include being separately positioned on first rotary connecting device（100）With the second rotary connecting device（200）On be respectively used to
The vehicle frame and seat pocket frame are locked in the first locking mechanism and second locking mechanism of deployed condition, it is characterised in that：It is described
Seat pocket frame passes through first rotary connecting device（100）With the second rotary connecting device（200）Mating connection removably
On vehicle frame, after the seat pocket frame is dismantled from vehicle frame, through front and rear commutation, seat pocket frame can be converted to positive installation
State or reverse installment state；
The seat pocket frame is under positive installment state, second rotary connecting device（200）With the first rotary connecting device
（100）It is staggered, during Folding trolley, the second locking mechanism unblock drives the first locking mechanism unblock, the front wall
Frame（4）With fore-stock（1）With respect to after-poppet（2）Overturn to the back lower place, the back surrounding casing（4）With push rod（3）With respect to after-poppet（2）
Forward downward is overturn, the front surrounding casing（4）, fore-stock（1）, after-poppet（2）, push rod（3）And back surrounding casing（5）Mutually draw close or
The seat pocket frame is dismantled from vehicle frame, and the seat pocket frame and vehicle frame individually fold；
The seat pocket frame is under reverse installment state, during Folding trolley, second rotary connecting device（200）With first turn
Dynamic attachment means（100）It is staggered, the back surrounding casing（5）With fore-stock（1）With respect to after-poppet（2）Overturn to the back lower place, it is described
Front surrounding casing（4）With push rod（3）With respect to after-poppet（2）Forward downward is overturn, the back surrounding casing（5）, fore-stock（1）, after-poppet
（2）, push rod（3）And front surrounding casing（4）Mutually draw close or the seat pocket frame is dismantled from vehicle frame, seat pocket frame and the vehicle frame difference
Individually fold.
A kind of 2. children trolley according to claim 1, it is characterised in that：Second rotary connecting device（200）'s
The protruding formation extension arm in side（5b0）, the extension arm（5b0）Free end formed with socket（5b1）, described first
Rotary connecting device（100）It is provided with and the socket（5b1）The connecting seat of mating connection（101）,
When the seat pocket frame is under positive installment state, the connecting seat（101）With socket（5b1）It is in mating connection, it is described
Second rotary connecting device（200）Positioned at the first rotary connecting device（100）Front upper place, when the seat pocket frame is in reversely installation
Under state, the connecting seat（101）With socket（5b1）It is in mating connection, second rotary connecting device（200）Positioned at first
Rotary connecting device（100）Back upper place.
A kind of 3. children trolley according to claim 2, it is characterised in that：First rotary connecting device（100）Bag
Include and be fixed on the push rod（3）The push rod connector of lower end（30）, be fixed on the after-poppet（2）The after-poppet connector of upper end
（20）, be fixed on the fore-stock（1）The fore-stock connector of upper end（10）And for fore-stock（1）, after-poppet（2）, push away
Bar（3）Linkage expansion and the linkage of linkage folding, the linkage include connecting rod（61）, perpendicular to the connecting rod（61）
And the bearing pin being fixed thereon（62）, vertically set and run through the connecting rod（61）Gain（63）, be respectively arranged at institute
State push rod connector（30）With fore-stock connector（10）On arched linkage groove（64,64’）, be arranged at after-poppet connection
Part（20）Slot to make way（65）, the bearing pin（62）Sequentially pass through arched linkage groove（64）, slot to make way（65）, arched linkage groove
（64’）, work as push rod（3）Rotate down, the push rod connector（30）Along the linkage groove（64）Forward downward rotates, the company
Bar（61）Along the gain（63）Upward sliding, the bearing pin（62）Drive the fore-stock connector（10）Along the linkage groove
（64’）Rotated down backward, and then drive fore-stock（1）Together to after-poppet（2）Rotation is drawn close.
A kind of 4. children trolley according to claim 3, it is characterised in that：First rotary connecting device（100）Also
Include and be detachably connected on the push rod connector（30）The inner cap of inner side（3a）Be detachably connected on fore-stock connector
（30）The enclosing cover in outside（3b）, the first locking mechanism is including being opened in the inner cap（3a）On the first chute（3a1）, edge
First chute（3a1）Slide the first clamping block set（3a2）, be opened in the push rod connector（30）Connect with fore-stock
Fitting（10）Upper interconnected lock slots（31,31’）Conciliate locked groove（32,32’）, be opened in the after-poppet connector（20）
On groove（33）And for by first clamping block（3a2）Return back to the first elastic component of lock-out state（3a3）, it is described
First clamping block（3a2）The close enclosing cover（3b）One side formed with boss（3a20）,
When vehicle frame deploys, the first locking mechanism locking, the boss（3a20）The lock slots are located in successively（31）, it is logical
Groove（33）, lock slots（31’）It is interior, first elastic component（3a3）In extended configuration；
During vehicle frame folding, the first locking mechanism unblock, the first clamping block（3a2）Along first chute（3a1）To downslide
It is dynamic, the boss（3a20）By the lock slots（31,31’）Slide to coupled logical solution locked groove（32,32’）, described first
Elastic component（3a3）In compressive state, the fore-stock（1）, push rod（3）Can be to after-poppet（2）Rotation is drawn close.
A kind of 5. children trolley according to claim 4, it is characterised in that：Second rotary connecting device（200）Bag
Include and be individually fixed in the front surrounding casing（4）The front surrounding casing connector of rear end（40）, be fixed on the back surrounding casing（5）The back wall of front end
Frame connector and the switching mechanism for switching different use states for sitting the root and stem of certain plants, the back surrounding casing connector include being fixedly connected on
Back surrounding casing（5）The interior main body of front end（5a）And it is removably attachable to the interior main body（5a）On outer main body（5b）；It is described to cut
Converting mechanism includes rotating and that slides is arranged on the interior main body（5a）Above and formed with double wedge（510）Handoff block（51）, set
Put in the outer main body（5b）On with the double wedge（510）Coordinate multiple switching teeth groove of switching（52）.
A kind of 6. children trolley according to claim 5, it is characterised in that：The second locking mechanism includes being opened in institute
State interior main body（5a）On the second chute（5a1）, along second chute（5a1）Slide the second clamping block set（5a2）With
And it is opened in the front surrounding casing connector（40）On neck（401）, when the second locking mechanism locks, second locking
Block（5a2）From second chute（5a1）Extend the neck（401）The interior and neck（401）Phase clamping, the front surrounding casing
（4）, back surrounding casing（5）In mutual deployed condition, when the second locking mechanism unlocks, second clamping block（5a2）It is sliding
Move to second chute（5a1）It is internal and with the neck（401）Disengage, the front surrounding casing（4）, back surrounding casing（5）Can
Folding is drawn close to rotate.
A kind of 7. children trolley according to claim 5, it is characterised in that：The stroller, which also includes, to be used for the seat
Pocket frame is locked in the 3rd locking mechanism on vehicle frame, the outer main body（5b）Side protruding form the extension arm
（5b0）, the 3rd locking mechanism is including being opened in the extension arm（5b0）It is interior and with the socket（5b1）To be connected
Three chutes（5b2）, along the 3rd chute（5b2）Slide the 3rd clamping block set（5b3）And for the described 3rd to be locked
Determine block（5b3）Return back to the second elastic component of lock-out state（5b4）, second rotary connecting device（200）Also include position
In the outer main body（5b）Outside simultaneously passes through the outer main body（5b）Touch and be fixed on the 3rd clamping block（5b3）On be used for
Unlock the unblock button of the 3rd locking mechanism（5b5）；
When the seat pocket frame is arranged on vehicle frame, the socket（5b1）With connecting seat（101）It is in mating connection, the described 3rd
Clamping block（5b3）In the second elastic component（5b4）Elastic acting force under, from the 3rd chute（5b2）Slide to what is communicated therewith
Socket（5b1）And extend the connecting seat（101）It is interior, second elastic component（5b4）In extended configuration, the 3rd locking
Mechanism locks；When the promotion unblock button（5b5）And drive the 3rd clamping block（5b3）Do extruding second elastic component
（5b4）Motion, the 3rd clamping block（5b3）Slide to the 3rd chute（5b2）It is interior and with the connecting seat（101）Disengage,
Second elastic component（5b4）In compressive state, the 3rd locking mechanism unblock, the socket（5b1）Can be from connection
Seat（101）On pull away, the seat pocket frame can unload from vehicle frame.
A kind of 8. children trolley according to claim 6, it is characterised in that：The stroller also includes unlocking mechanism, institute
Stating unlocking mechanism includes slidably being installed in the outer main body（5b）On unblock jacking block（5b6）, for pulling the unblock
Jacking block（5b6）Slide the first hauling rope of unblock, the unblock jacking block（5b6）Close to the handoff block（51）One side shape
Into there is the first lug boss（t1）, the handoff block（51）Close to first lug boss（t1）One side formed with it is described
First lug boss（t1）The first auxiliary section coordinated（p1）, the handoff block（51）Close to second clamping block（5a2）'s
One side is formed with the second lug boss（t2）, second clamping block（5a2）Close to the second lug boss（t2）One side shape
Second lug boss described in Cheng Youyu（t2）The second auxiliary section coordinated（p2）；
When pulling first hauling rope, the unblock jacking block（5b6）Slide downward, first lug boss（t1）It can prop up
First auxiliary section（p1）Make the handoff block（51）Slide downward, and the second lug boss（t2）The second auxiliary section can be propped up（p2）
Make second clamping block（5a2）Slide downward is until second locking mechanism unblock, the front surrounding casing（4）, back surrounding casing（5）
It can rotate and draw close folding.
A kind of 9. children trolley according to claim 8, it is characterised in that：The unlocking mechanism is also described including being formed at
Unlock jacking block（5b6）The nose bar of downside（5b61）, when pulling first hauling rope, the unblock jacking block（5b6）Slide downward,
While the second locking mechanism unblock, the nose bar（5b61）Wear to first rotary connecting device（100）Inside touch
First clamping block（3a2）And drive first clamping block（3a2）Slide downward, the first locking mechanism and described the
Two locking mechanism synchronizing unlockings, the vehicle frame, each part of seat pocket frame rotatably draw close folding.
A kind of 10. children trolley according to claim 8, it is characterised in that：The unlocking mechanism also includes being arranged on institute
State back surrounding casing（5）On the second hauling rope, the handoff block（51）It is connected with the second hauling rope, is drawn when pulling described second
Rope, and drive the handoff block（51）Slide downward, the double wedge（510）Depart from the switching teeth groove（52）, the seat pocket frame
The conversion of sitting posture, semi-lying, sleeping position can be achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720452999.2U CN207106577U (en) | 2017-04-27 | 2017-04-27 | A kind of children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720452999.2U CN207106577U (en) | 2017-04-27 | 2017-04-27 | A kind of children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207106577U true CN207106577U (en) | 2018-03-16 |
Family
ID=61596673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720452999.2U Active CN207106577U (en) | 2017-04-27 | 2017-04-27 | A kind of children trolley |
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| Country | Link |
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| CN (1) | CN207106577U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109178078A (en) * | 2018-11-06 | 2019-01-11 | 昆山贝康儿童用品有限公司 | Foldable seat pocket structure |
| CN109484457A (en) * | 2018-11-22 | 2019-03-19 | 宁波妈咪宝婴童用品制造有限公司 | A kind of seat can 360 ° of rotations folding of baby vehicle frames |
| CN110338595A (en) * | 2019-07-04 | 2019-10-18 | 安徽酷豆丁科技发展股份有限公司 | A kind of baby bedstead fast folded |
| CN110901746A (en) * | 2019-12-30 | 2020-03-24 | 中山市赛歌日用制品有限公司 | Baby carriage handle reversing structure and baby carriage |
| EP3708461A1 (en) | 2019-03-11 | 2020-09-16 | Yojin Industrial Corp. | Detachable and foldable seat |
| EP3708462A1 (en) | 2019-03-11 | 2020-09-16 | Yojin Industrial Corp. | A carriage frame folding device that can be unlocked along with the folding of the seat |
-
2017
- 2017-04-27 CN CN201720452999.2U patent/CN207106577U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109178078A (en) * | 2018-11-06 | 2019-01-11 | 昆山贝康儿童用品有限公司 | Foldable seat pocket structure |
| CN109178078B (en) * | 2018-11-06 | 2023-11-14 | 昆山贝康儿童用品有限公司 | Foldable seat pocket structure |
| CN109484457A (en) * | 2018-11-22 | 2019-03-19 | 宁波妈咪宝婴童用品制造有限公司 | A kind of seat can 360 ° of rotations folding of baby vehicle frames |
| EP3708461A1 (en) | 2019-03-11 | 2020-09-16 | Yojin Industrial Corp. | Detachable and foldable seat |
| EP3708462A1 (en) | 2019-03-11 | 2020-09-16 | Yojin Industrial Corp. | A carriage frame folding device that can be unlocked along with the folding of the seat |
| CN110338595A (en) * | 2019-07-04 | 2019-10-18 | 安徽酷豆丁科技发展股份有限公司 | A kind of baby bedstead fast folded |
| CN110901746A (en) * | 2019-12-30 | 2020-03-24 | 中山市赛歌日用制品有限公司 | Baby carriage handle reversing structure and baby carriage |
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