CN106627717A

CN106627717A - Stroller

Info

Publication number: CN106627717A
Application number: CN201710033458.0A
Authority: CN
Inventors: 顾小聪; 张金鑫
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2017-01-18
Filing date: 2017-01-18
Publication date: 2017-05-10
Anticipated expiration: 2037-01-18
Also published as: CN106627717B

Abstract

The invention relates to a stroller. The stroller comprises a stroller frame with an unfolded state and a folded state, and a locking mechanism used for locking the stroller frame in the unfolded state. The stroller frame comprises lateral supporting frames located on two sides of the stroller. Each lateral supporting frame comprises a front supporting frame, a rear supporting frame, a push rod, a seat rod, a first swinging rod, a second swinging rod and a third swinging rod, wherein the rear supporting frame comprises an upper supporting frame and a lower supporting frame which are in rotary connection; the upper supporting frame is in rotary connection with the upper end of the front supporting frame and the lower end of the push rod; the seat rod and the upper supporting frame are in rotary connection; the two ends of the first swinging rod are in rotary connection with the push rod and the seat rod correspondingly; the two ends of the second swinging rod are in rotary connection with the front supporting frame and the front portion of the seat rod correspondingly; and the two ends of the third swinging rod are in rotary connection with the rear portion of the seat rod and the lower supporting frame correspondingly. The folding operation of the stroller is simple and convenient. All the components of the folded stroller frame are well attached and have small gaps. The folded stroller frame is small in size, can stand independently, and is portable.

Description

A kind of children trolley

Technical field

The present invention relates to a kind of children trolley.

Background technology

At present, children trolley of the prior art, including the stroller frame with expanded position and folding position, is arranged on The front component and wheel assembly of stroller frame bottom, for stroller frame to be locked in deployed condition under locking mechanism, energy Enough removably seat pocket component of the grafting in stroller frame.For convenience of the packaging of children trolley, transport and storage, children trolley It is generally individually foldable, therefore, simple structure, easy to operate, low cost, can be easily that designer is pursued in folding operation Target, while being also the key for making such go-cart product that there is the market competitiveness.

The content of the invention

The technical problem to be solved in the present invention is to provide a kind of new children trolley.

In order to solve above-mentioned technical problem, a kind of technical scheme that the present invention is adopted is：

A kind of children trolley, including the stroller frame with deployed condition and folded state, for stroller frame to be locked in into exhibition The locking mechanism of open state, stroller frame includes being located at the side stand of go-cart both sides, and side stand is provided with front wheels including bottom The fore-stock of part, bottom are provided with after-poppet, push rod and the seatpost of wheel assembly,

After-poppet includes the upper bracket and lower carriage of the connection that rotates, and wheel assembly is located at the bottom of lower carriage, upper bracket Rotate and be connected with the upper end of fore-stock and the bottom of push rod respectively；

Side stand also includes the first fork, the second fork, the 3rd fork, and seatpost is rotated with upper bracket and is connected, the two of the first fork End rotates with push rod and seatpost be connected respectively, and the both ends of the second fork are connected respectively with anterior rotation of fore-stock, seatpost, The both ends of the 3rd fork rotate with the rear portion of seatpost and lower carriage be connected respectively.

Further, the parallel setting of rotational axis line rotated between two parts of connection, and each along go-cart Left and right directions it is horizontal-extending, under deployed condition, the rotational axis line between fore-stock and the second fork be located at fore-stock with it is upper The front lower place of the rotational axis line between support, the rotational axis line between push rod and the first fork be located at push rod and upper bracket it Between rotational axis line back upper place, the rotational axis line between seatpost and upper bracket be located at seatpost and the second fork, seatpost with Between shaft axis between 3rd fork；Rotational axis line between lower carriage and upper bracket be located at lower carriage and the 3rd fork it Between rotational axis line top, and between seatpost and upper bracket rotational axis line lower section.

Further, upper bracket has intersecting the first bar and the second bar, and the two ends of the first bar are upper with fore-stock respectively The bottom of end and push rod rotates connection, and the second bar rotates with seatpost, lower carriage be connected respectively.

Preferably, upper bracket is T-shaped, and the angle between the first bar and the second bar is 80 ~ 90 °.It is concrete and preferred at one Embodiment in, about 90 ° of the angle between the first bar and the second bar, i.e., the two be perpendicular.

Preferably, upper bracket is rotated with fore-stock and push rod by first rotating shaft, the second rotating shaft be connected respectively, the first fork Rotated by the 3rd rotating shaft, the 4th rotating shaft and push rod and seatpost respectively and be connected, the second fork pass through respectively the 5th rotating shaft, the 6th turn Axle is rotated with fore-stock and seatpost and is connected, and the 3rd fork is rotated respectively by the 7th rotating shaft, eighth-turn axle and seatpost and lower carriage Connection, upper bracket is rotated with lower carriage and seatpost by the 9th rotating shaft, the tenth rotating shaft be connected respectively, and vehicle frame is in deployed condition When, the 5th rotating shaft, first rotating shaft, the second rotating shaft, the 3rd rotating shaft are set gradually by front lower place to back upper place, the 6th rotating shaft, the 4th Rotating shaft, the tenth rotating shaft, the 7th rotating shaft set gradually from front to back, and the tenth rotating shaft is located at the front upper place of the 9th rotating shaft, eighth-turn axle Positioned at the back lower place of the 9th rotating shaft.

Preferably, the first fork, seatpost, the second fork, two trianglees of formation between fore-stock, upper bracket and push rod Structure.

Preferably, push rod includes the upper push-rod and lower push-rod for rotating or being slidably connected, lower push-rod respectively with upper bracket Rotate with seatpost and connect.

Preferably, the bottom of upper push-rod is rotated by rotating shaft with the upper end of lower push-rod and is connected.

Preferably, the bottom of upper bracket and the upper end of lower carriage are respectively formed with the first engaging lug, the second engaging lug, First engaging lug, the second engaging lug are connected by axis of rotation, and when go-cart is in deployed condition, the lower surface of upper bracket is with The upper surface of support is inconsistent, prevents lower carriage from rotating down relative to upper bracket.

Further, when stroller frame is in folded state, fore-stock and push rod respectively positioned at the opposite sides of upper bracket, Lower carriage is located between upper bracket and push rod.

Because above-mentioned technical proposal is used, the present invention has compared with prior art following advantages：

The children trolley structure of the present invention is novel, and each part laminating of the vehicle frame after folding is preferable, and mutual space is less, folding The vehicle frame small volume of poststack, can support oneself, and be easy to carry.

Description of the drawings

Fig. 1 be the present invention children trolley be in deployed condition when side structure schematic view；

Fig. 2 is the side structure schematic view in the children trolley folding process of the present invention；

Fig. 3 be the present invention children trolley be in folded state when side structure schematic view；

Wherein：1st, side stand；2nd, fore-stock；21st, front component；3rd, after-poppet；31st, wheel assembly；32nd, upper bracket；321st, One bar；322nd, the second bar；33rd, lower carriage；41st, upper push-rod；42nd, lower push-rod；5th, seatpost；6th, the first fork；7th, the second fork；8、 3rd fork；A1, the first engaging lug；A2, the second engaging lug；D1, first rotating shaft；D2, the second rotating shaft；D3, the 3rd rotating shaft；D4、 4th rotating shaft；D5, the 5th rotating shaft；D6, the 6th rotating shaft；D7, the 7th rotating shaft；D8, eighth-turn axle；D9, the 9th rotating shaft；D10, the tenth Rotating shaft.

Specific embodiment

As shown in Figure 1, Figure 2, Figure 3 shows, this example provides a kind of children trolley, and it is included with deployed condition and folded state Stroller frame, the locking mechanism for stroller frame to be locked in deployed condition, stroller frame includes being located at the side of go-cart both sides Support 1, side stand 1 be provided with including the fore-stock 2, bottom that bottom is provided with front component 21 wheel assembly 31 after-poppet 3, Push rod, the fork 6 of seatpost 5 and first, the second fork 7, the 3rd fork 8.Wherein push rod includes upper push-rod 41, upper end and above pushes away The bottom of bar 41 rotates the lower push-rod 42 of connection.

Further, after-poppet 3 includes the upper bracket 32 and lower carriage 33 of the connection that rotates, and wheel assembly 31 is located at lower The bottom of frame 33, upper bracket 32 is T-shaped, with perpendicular the first bar 321 and the second bar 322, the two ends point of the first bar 321 Do not rotated by the bottom of first rotating shaft D1, the upper end of the second rotating shaft D 2 and fore-stock 2 and lower push-rod 42 and be connected, the second bar 322 one end are rotated by the 9th rotating shaft D 9 and lower carriage 33 and are connected, and the other end is fixedly connected with the first bar 321, and seatpost 5 passes through the Ten rotating shaft Ds 10 and the second bar 322 are rotated and be connecteds, the both ends of the first fork 6 respectively by the 3rd rotating shaft D 3, the 4th rotating shaft D 4 and Push rod and seatpost 5 rotate connection, and the both ends of the second fork 7 are respectively by the 5th rotating shaft D 5, the 6th rotating shaft D 6 and fore-stock 2 Portion and seatpost 5 is anterior rotates connection, the both ends of the 3rd fork 8 are respectively by the 7th rotating shaft D 7, eighth-turn axle D8 and seatpost 5 Rearward end and lower carriage 33 rotate connection.

Further, first rotating shaft D1, the second rotating shaft D 2, the 3rd rotating shaft D 3, the 4th rotating shaft D 4, the 5th rotating shaft D the 5, the 6th Rotating shaft D 6, the 7th rotating shaft D 7, eighth-turn axle D8, the 9th rotating shaft D 9, the tenth rotating shaft D 10 axial line is parallel and a left side along go-cart Right direction is horizontal-extending.Under deployed condition, the 5th rotating shaft D 5, first rotating shaft D1, the second rotating shaft D 2, the 3rd rotating shaft D 3 are by front lower place Set gradually to back upper place, the 6th rotating shaft D 6, the 4th rotating shaft D 4, the tenth rotating shaft D 10, the 7th rotating shaft D 7, set successively from front to back Put, the tenth rotating shaft D 10 is located at the front upper place of the 9th rotating shaft D 9, eighth-turn axle D8 is located at the back lower place of the 9th rotating shaft D 9.Fore-stock 2nd, triangular structure is formed between the first bar 321, lower push-rod 42, the first fork 6, seatpost 5, the second fork 7；Fore-stock 2, first Triangular structure is formed between bar 321, the second bar 322, seatpost 5, the second fork 7.

Further, the second bar 322 and the end close to each other of lower carriage 33, be respectively formed with the first engaging lug a1, Second engaging lug a2, the first engaging lug a1, the second engaging lug a2 rotate connection by the 9th rotating shaft D 9.When vehicle frame launches, the One engaging lug a1, the second engaging lug a2 are in 90 ° of angles, and the lower surface of the second bar 322 is inconsistent with the upper surface of lower carriage 33, resistance Only relative second bar 322 of lower carriage 33 is rotated down, there is provided the stability of vehicle frame.

The children trolley of the present invention, when vehicle frame is in deployed condition, as shown in figure 1, locking mechanism locking frame, phase turn Mutually launch between two parts of dynamic connection, wherein, fore-stock 2 and lower carriage 33 mutually launch and pass through respectively front component 21 and the support of wheel assembly 31 it is vertical on the ground；Fore-stock 2, the first bar 321, lower push-rod 41, upper push-rod 42 are by front lower place on rear Fang Yici launches in an oblique line；Second bar 322, lower carriage 33 are launched successively by front upper place to the back lower place in an oblique line；Seatpost 5, First fork 6, the second fork 7, the 3rd fork 8 mutually launch.

When vehicle frame folding, as shown in Fig. 2 locking device unblock, 42 turns of the downward push rod of pushed forward downward upper push-rod 41 It is dynamic to draw close, and then promote lower push-rod 42 to rotate down, lower push-rod 42 is rotated and drives seatpost 5 around the tenth rotating shaft by the first fork 6 D10 backward end near the first bar 321 direction rotate, seatpost 5 rotate while by the second fork 7 drive fore-stock 2 to Rotate afterwards and draw close, drive lower carriage 33 to be rotated up and draw close with upper bracket 32 by the 3rd fork 8 with upper bracket 32, so that The each part of vehicle frame mutually draws close folding, and final folded state is as shown in Figure 3.Now, fore-stock 2 and push rod are located at respectively described The opposite sides of upper bracket 32, lower carriage 33 is located between the upper bracket 32 and push rod, and stroller frame passes through front component 21 With the rotation junction of upper push-rod 41 and lower push-rod 42 from standing on ground, the first bar 321 is the level of state, fore-stock 2, seat Bar 5, the second bar 322, lower carriage 33, lower push-rod 42, the first fork 6, the second fork 7, the 3rd fork 8 are respectively positioned on the first bar 321 Below residing plane.

To sum up, go-cart overall structure of the present invention is novel, succinct, good stability, each part laminating of the vehicle frame after folding compared with Good, mutual space is less, the vehicle frame small volume after folding.Can support oneself, be easy to carry, folding operation is convenient.

The present invention is described in detail above, its object is to allow the personage for being familiar with this art to will appreciate that this The content of invention is simultaneously carried out, and can not be limited the scope of the invention with this, and the invention is not restricted to above-mentioned enforcement Example, equivalence changes or modification that all spirit of the invention are made all should be included within the scope of the present invention.

Claims

1. a kind of children trolley, including the stroller frame with deployed condition and folded state, for stroller frame to be locked in The locking mechanism of deployed condition, the stroller frame includes being located at the side stand of go-cart both sides（1）, the side stand（1）Including Bottom is provided with front component（21）Fore-stock（2）, bottom wheel assembly is installed（31）After-poppet（3）, push rod and Seatpost（5）, it is characterised in that：

The after-poppet（3）Include the upper bracket of the connection that rotates（32）And lower carriage（33）, the wheel assembly（31）If In the lower carriage（33）Bottom, described upper bracket（32）Respectively with the fore-stock（2）Upper end and described push away The bottom of bar rotates connection,

The side stand（1）Also include the first fork（6）, the second fork（7）, the 3rd fork（8）, the seatpost（5）With it is described Upper bracket（32）Rotate connection, first fork（6）Both ends respectively with the push rod and the seatpost（5）The company of rotation Connect, second fork（7）Both ends respectively with the fore-stock（2）, the seatpost（5）It is anterior rotate connection, it is described 3rd fork（8）Both ends respectively with the seatpost（5）Rear portion and the lower carriage（33）Rotate connection.

2. children trolley according to claim 1, it is characterised in that：Turning between two parts of the connection that rotates The parallel setting of dynamic axial line, and it is horizontal-extending each along the left and right directions of the go-cart, under deployed condition, the fore-stock （2）With second fork（7）Between rotational axis line be located at fore-stock（2）With described upper bracket（32）Between rotation The front lower place of axial line, the push rod and first fork（6）Between rotational axis line be located at described push rod with it is described Upper bracket（32）Between rotational axis line back upper place, the seatpost（5）With the upper bracket（32）Between center of rotation Line is located at the seatpost（5）With second fork（7）, seatpost（5）With the 3rd fork（8）Between shaft axis between；It is described Lower carriage（33）With the upper bracket（32）Between rotational axis line be located at the lower carriage（33）With the 3rd fork （8）Between rotational axis line top, and positioned at the seatpost（5）With upper bracket（32）Between rotational axis line lower section.

3. children trolley according to claim 1, it is characterised in that：The upper bracket（32）With the first intersecting bar （321）With the second bar（322）, first bar（321）Two ends respectively with the fore-stock（2）Upper end and the push rod Bottom rotate connection, the second bar（322）Respectively with the seatpost（5）, lower carriage（33）Rotate connection.

4. children trolley according to claim 3, it is characterised in that：The upper bracket（32）For T-shaped, first bar （321）With the second bar（322）Between angle be 80 ~ 90 °.

5. the children trolley according to any one of Claims 1-4 claim, it is characterised in that：The upper bracket （32）Pass through first rotating shaft respectively（D1）, the second rotating shaft（D2）With the fore-stock（2）Rotate with push rod and connect, first pendulum Bar（6）Pass through the 3rd rotating shaft respectively（D3）, the 4th rotating shaft（D4）With the push rod and seatpost（5）Rotate connection, second pendulum Bar（7）Pass through the 5th rotating shaft respectively（D5）, the 6th rotating shaft（D6）With the fore-stock（2）And seatpost（5）Rotate connection, described the Three forks（8）Pass through the 7th rotating shaft respectively（D7）, eighth-turn axle（D8）With the seatpost（5）And lower carriage（33）Rotate connection, The upper bracket（32）Pass through the 9th rotating shaft respectively（D9）, the tenth rotating shaft（D10）With the lower carriage（33）And seatpost（5）Rotate Connection, when vehicle frame is in deployed condition, the 5th rotating shaft（D5）, first rotating shaft（D1）, the second rotating shaft（D2）, the 3rd rotating shaft （D3）Set gradually to back upper place by front lower place, the 6th rotating shaft（D6）, the 4th rotating shaft（D4）, the tenth rotating shaft（D10）, the 7th Rotating shaft（D7）Set gradually from front to back, the tenth rotating shaft（D10）Positioned at the 9th rotating shaft（D9）Front upper place, the eighth-turn Axle（D8）Positioned at the 9th rotating shaft（D9）The back lower place.

6. children trolley according to claim 1 and 2, it is characterised in that：First fork（6）, seatpost（5）, second Fork（7）, fore-stock（2）, upper bracket（32）And two triangular structures of formation between push rod.

7. children trolley according to claim 1, it is characterised in that：The push rod includes what is rotated or be slidably connected Upper push-rod（41）And lower push-rod（42）, the lower push-rod（42）Respectively with described upper bracket（32）With described seatpost（5）Turn Dynamic connection.

8. children trolley according to claim 7, it is characterised in that：The upper push-rod（41）Bottom with it is described under push away Bar（42）Upper end rotated connection by rotating shaft.

9. children trolley according to claim 1, it is characterised in that：The upper bracket（32）Bottom and lower carriage （33）Upper end be respectively formed with the first engaging lug（a1）, the second engaging lug（a2）, first engaging lug（a1）, second connect Lug（a2）Connected by axis of rotation, when go-cart is in deployed condition, upper bracket（32）Lower surface and lower carriage（33） Upper surface it is inconsistent, prevent the lower carriage（33）Relative to upper bracket（32）Rotate down.

10. the children trolley according to claim 1 or 2 or 3, it is characterised in that：The stroller frame is in folded state When, fore-stock（2）Described upper bracket is located at respectively with push rod（32）Opposite sides, lower carriage（33）Positioned at the upper bracket （32）Between push rod.