CN206384002U - Children trolley - Google Patents

Children trolley Download PDF

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Publication number
CN206384002U
CN206384002U CN201621306769.7U CN201621306769U CN206384002U CN 206384002 U CN206384002 U CN 206384002U CN 201621306769 U CN201621306769 U CN 201621306769U CN 206384002 U CN206384002 U CN 206384002U
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CN
China
Prior art keywords
rod
front support
support rod
bar
push rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201621306769.7U
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Chinese (zh)
Inventor
顾小聪
张礼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goodbaby Child Products Co Ltd
Original Assignee
Goodbaby Child Products Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Goodbaby Child Products Co Ltd filed Critical Goodbaby Child Products Co Ltd
Priority to CN201621306769.7U priority Critical patent/CN206384002U/en
Application granted granted Critical
Publication of CN206384002U publication Critical patent/CN206384002U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of children trolley, its vehicle frame includes two side stands for being divided into the left and right sides, it is connected to the stull component between the side stand of both sides, the side stand per side includes from front to back the front support rod of gradually updip extension, the push rod of the top phase pivot connection of bottom and front support rod, upper pivot is connected to the back stay on push rod, the seat bar extended along the longitudinal direction, the back pivot of seat bar is connected on back stay, and the anterior of seat bar pivotally connected has sliding part, sliding part slides up and down on front support rod, side stand per side also includes swing rod, the one end of swing rod is pivotally connected in front support rod above and on the pivotally connected present bar in its other end, during vehicle frame folding, on side stand per side, push rod is turned over and sliding part is along front support rod upward sliding, so as to drive front support rod, back stay, push rod, seat bar and swing rod are relatively rotated and drawn in together, folding operation is very convenient.

Description

Children trolley
Technical field
The utility model is related to a kind of children trolley.
Background technology
In the prior art, the type and structure of stroller are varied, and it generally includes folding stroller frame, located at pushing away The wheel assembly of vehicle carriage bottom, for stroller frame to be locked into locking mechanism in the deployed state.At present, the kind of stroller frame Class is various, and its rod member number is different, and the annexation, link position between each rod member are different so that stroller frame Folding principle is also different with folding mode.Stability during stroller frame expansion how is improved, and how to simplify stroller The structure and folding opening operation of vehicle frame, and reduce the volume after vehicle frame folding as much as possible, it is always people in the art Member's pursues a goal.
The content of the invention
The purpose of this utility model is to provide a kind of children trolley of new structure, and its rod member quantity is few, simple for structure, exhibition Rigidly good when opening, folding is easy to operate.
To reach above-mentioned purpose, the technical solution adopted in the utility model is:A kind of children trolley, including with expansion shape The vehicle frame of state and folded state, located at the anterior front component in the vehicle frame bottom, the wheel assembly located at vehicle frame bottom rear portion, For the vehicle frame to be locked into locking mechanism in the deployed state, the vehicle frame include being divided into the left and right sides two are collateral Frame, the stull component being connected between side stand described in both sides, the side stand per side include from front to back gradually updip Push rod that the front support rod of extension, bottom are connected with the top phase pivot of the front support rod, upper pivot are connected on the push rod Back stay, the seat bar that extends along the longitudinal direction, the back pivot of the seat bar is connected on the back stay, and the seat bar It is anterior it is pivotally connected have sliding part, the sliding part slides up and down on the front support rod, per side the side stand Also include swing rod, the one end of the swing rod is pivotally connected in the front support rod above and its other end is pivotally connected in the seat On bar,
During the vehicle frame folding, on the side stand per side, the push rod is turned over and the sliding part is described in Front support rod upward sliding, so as to drive the front support rod, back stay, push rod, seat bar and swing rod to relatively rotate and draw in together.
Preferably, the front portion of the seat bar is connected by first axle with the sliding part phase pivot, the rear portion of the seat bar It is pivotally connected in by the second axle on the back stay, the swing rod is pivotally connected on the seat bar by the 3rd axle, described The 3rd axle on the seat bar along the longitudinal direction be located between the first axle and the second axle.
Further, the swing rod is connected by the 4th axle with the front support rod phase pivot, and the 4th axle is before described It is located at the lower section of the sliding part on pole.
Preferably, the front support rod include from front to back gradually updip extension preceding bar portion, be fixed in the preceding bar portion The front connector of end;The push rod includes tilting the push rod bar portion of extension along the vertical direction, is fixed on the push rod subordinate end The push rod joint in portion, the front connector is connected with the push rod joint phase pivot;The sliding part is described to be slidably set in Sliding sleeve in the preceding bar portion of front support rod.
Preferably, when the vehicle frame is in deployed condition, the front support rod is prolonged with the push rod along same length direction Stretch.
Preferably, the locking mechanism includes being used to incite somebody to action between the top of the front support rod and the bottom of the push rod The side stand locking piece of both lockings.
Further, the locking mechanism also includes being used on the front support rod limiting the sliding part along before described The position limiting structure of pole slide downward.
Preferably, the stull component can be arranged on to folding between the side stand of both sides in left-right direction, described During vehicle frame folding, it is separately folded per the side stand of side, and the stull component folding and the side stand for causing both sides Mutually draw in left-right direction.
Further, described stull component at least includes cross support component, and the cross support component includes intersecting And the two foundation struts connected in infall phase pivot, the every bottom supporting rod is tilted along the longitudinal direction to be extended, the bottom bracing The front portion of bar be rotationally connected to described in side on the front portion of seat bar and the posterior rotation of the bottom supporting rod be connected to opposite side On the bottom of the back stay.
Further, the anterior of the bottom supporting rod is rotationally connected on the front portion of the seat bar by preceding adaptor, Described preceding adaptor is located at the front of the sliding part on the seat bar.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art:This practicality is new Rod member quantity on the children trolley of type, its unilateral side stand is few, and vehicle frame is simple for structure in the deployed state and has well Rigidity.When needing to fold the stroller, it is only necessary to which the push rod of both sides is turned over, and each rod member that just may be such that on vehicle frame is relative to be turned Move and gradually draw in together;When needing to open the stroller, also only need to be lifted up just may be such that by push rod each on vehicle frame Rod member is relatively rotated and gradually spread out, and operation very facilitates.Cart structure after folding is also very compact and can stand on certainly Ground, is that the daily storage of user and carrying bring facility.
Brief description of the drawings
Accompanying drawing 1 is the stereogram under children trolley deployed condition of the present utility model;
Accompanying drawing 2 is the side view under children trolley deployed condition of the present utility model;
Accompanying drawing 3 is the stereogram in children trolley folding process of the present utility model;
Accompanying drawing 4 is the side view in children trolley folding process of the present utility model;
Accompanying drawing 5 is the stereogram under children trolley folded state of the present utility model;
Accompanying drawing 6 is the side view under children trolley folded state of the present utility model;
Wherein:10th, side stand;1st, front support rod;1a, preceding bar portion;1b, front connector;2nd, push rod;2a, push rod bar portion;2b, push away Knock-off joint;3rd, back stay;4th, seat bar;5th, sliding part(Sliding sleeve);6th, swing rod;7th, cross support component;71st, bottom supporting rod;72nd, preceding switching Part;73rd, rear adaptor;8th, rear attached support component;11st, first axle;12nd, the second axle;13rd, the 3rd axle;14th, the 4th axle;15th, the 5th Axle;
30th, front component;40th, wheel assembly.
Embodiment
The technical solution of the utility model is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
Referring to the children trolley shown in Fig. 1 to Fig. 6, it includes the vehicle frame with deployed condition and folded state, located at car The anterior front component 30 in frame bottom, the wheel assembly 40 located at vehicle frame bottom rear portion, for vehicle frame to be locked in the deployed state Locking mechanism.The vehicle frame includes two side stands 10 for being divided into the left and right sides, the stull being connected between both sides side stand 10 Component.
Side stand 10 per side includes from front to back the top of the gradually front support rod 1 of updip extension, bottom and front support rod 1 The push rod 2 of phase pivot connection, vertically extending and upper pivot are connected to back stay 3 on push rod 2, and along front and back To the seat bar 4 of extension, wherein, front component 30 is located at the bottom of front support rod 1, and wheel assembly 40 is located at the bottom of back stay 3;Seat The back pivot of bar 4 is connected on back stay 3, and seat bar 4 it is anterior it is pivotally connected have a sliding part 5, on the sliding part 5 glide Dynamicly on front support rod 1.Side stand 10 also includes swing rod 6, and the one end of the swing rod 6 is pivotally connected on front support rod 1 and it On the pivotally connected present bar 4 in the other end.
Referring to shown in each accompanying drawing, swing rod 6 is arranged at the downside of a bar 4, and when side stand 10 deploys, the swing rod 6 is certain It can provide a bar 4 upward support in degree, and drive when sliding part 5 is slided up and down along front support rod 1 the relatively preceding branch of a bar 4 Bar 1 is rotated.Specifically, shown in Figure 2, the front portion of seat bar 4 is connected by first axle 11 with the phase pivot of sliding part 5, seat bar 4 Rear portion is pivotally connected on back stay 3 by the second axle 12;One side end of swing rod 6 passes through the pivotally connected present bar of the 3rd axle 13 On 4, the other end of swing rod 6 is pivotally connected on front support rod 1 by the 4th axle 14.3rd axle 13 is present on bar 4 along front and back To between the axle 12 of first axle 11 and second, and the 4th axle 14 is located at the lower section of sliding part 5 on front support rod 1.
Referring to shown in each accompanying drawing, front support rod 1 includes from front to back the preceding bar portion 1a that gradually updip extends, is fixed on preceding bar portion The front connector 1b of 1a upper ends;Push rod 2 includes tilting the push rod bar portion 2a of extension along the vertical direction, is fixed under push rod bar portion 2a Push rod the joint 2b, above-mentioned front connector 1b and push rod joint 2b of end are mutually pivotally connected by the 5th axle 15.Sliding part 5 is adopted For the sliding sleeve 5 before being slidably set on bar portion 1a, when specifically setting, front connector 1b bar footpath can be set to be slightly larger than Preceding bar portion 1a bar footpath, so as to the spacing of the formation upward sliding of sliding sleeve 5.When side stand 10 deploys, the preceding branch of the same side Bar 1 extends with push rod 2 along same length direction.
Locking mechanism includes the side stand for being used to lock both between the top of front support rod 1 and the bottom of push rod 2 Locking piece(Not shown in figure), locked when side stand 10 deploys, between push rod 2 and front support rod 1 by side stand locking piece and The integral rigid rod of shape.The side stand locking piece specifically may be configured as, and it is rotated relative to front support rod 1 pushing push rod 2 To can be by the structure of its automatic unlocking during certain angle.
Locking mechanism also includes being used to limit position limiting structure of the sliding sleeve 5 along the slide downward of front support rod 1 on front support rod 1 (Not shown in figure).So, when vehicle frame is locked in deployed condition, as shown in Figure 1 and Figure 2, on the side stand 10 per side, preceding branch Stable triangular structure is constituted between bar 1, push rod 2, back stay 3 and seat bar 4, is formed between front support rod 1, seat bar 4 and swing rod 6 Another triangular structure so that the side stand 10 per side is respectively provided with good rigidity when deploying.
Referring to shown in each accompanying drawing, stull component can be arranged on to folding between the side stand 10 of both sides in left-right direction. In the present embodiment, the stull component at least includes cross support component 7, wherein, cross support component 7 includes intersecting and intersected Locate two foundation struts 71 of phase pivot connection, extension is tilted along the longitudinal direction per foundation strut 71.The front portion of bottom supporting rod 71 leads to Cross preceding adaptor 72 to be rotationally connected on the front portion of the seat bar 4 of side side stand 10, the rear portion of the bottom supporting rod 71 passes through rear turn Fitting 73 is rotationally connected on the bottom of back stay 3 of opposite side side stand 10.Specifically, preceding adaptor 72 is present on bar 4 Positioned at the front of first axle 11, rear adaptor 73 is located at the lower section of the second axle 12 on back stay 3, and the rear adaptor 73 is rear Close to the lower end of back stay 3 on pole 3.So upon deployment, bottom supporting rod 71 also provides seat bar to cross support component 7 along the vertical direction 4 with certain support, to improve the bearing capacity of a bar 4.
In the present embodiment, stull component also includes the rear attached support component 8 being located between both sides back stay 3.Attached support component 8 afterwards Can be using the conventional structure with expansion auto-lock function, it would however also be possible to employ other stull knots that transversely can deploy or draw in Structure.
Referring to shown in Fig. 1, Fig. 2, the children trolley deploys in use, vehicle frame is locked in deployed condition, the side stand of both sides 10 respectively self-deploy, and cross support component 7 deploys and is supported between the seat bar 4 of both sides and back stay 3 in left-right direction, rear attached support group Part 8 deploys and is supported between the back stay 3 of both sides in left-right direction, and vehicle frame is simple for structure in the folded-out situation and with good Good rigidity, it is possible to provide reliable and stable sitting support.
Referring to shown in Fig. 3, Fig. 4, when needing to fold up children trolley, operator stands on the rear side of stroller and first Rear attached support component 8 is unlocked, then the push rod 2 of both sides is pressed downward and caused after the unblock of side stand locking piece, it is collateral per side On frame 10, push rod 2 is rotated relative to front support rod 1 and overturn towards the rear side of back stay 3, branch before push rod 2 drives when turning over The top of bar 1 is up and make it that front support rod 1 is increasingly towards back stay 3 and drawn in backward, under the collective effect of present bar 4 and swing rod 6, Sliding sleeve 5 is along the upward sliding of front support rod 1 and seat bar 4 is rotated respectively relative to front support rod 1 and back stay 3, the process that seat bar 4 is rotated In be further driven to front support rod 1 and gradually drawn in along the longitudinal direction with back stay 3;In above process, seat bar 4 rotates and drives ten Bottom supporting rod 71 is anterior up in word support component 7 so that cross support component 7 is elongated and gradually drawn in along the longitudinal direction, so that So that the side stand 10 of both sides is gradually drawn in left-right direction.
Finally, children trolley fold after as shown in Figure 5, Figure 6, per side side stand 10 on front support rod 1, back stay 3, push away Bar 2, seat bar 4 and swing rod 6 are drawn in together, and front component 30 and the wheel assembly 40 of homonymy are mutually drawn close;Cross support component 7 and Attached support component 8 is drawn between the side stand 10 of both sides in left-right direction afterwards, and the vehicle frame after folding is by two groups of front components 30 Ground is stood on two groups of wheel assemblies 40 certainly.Children trolley structure after folding is very compact, space-consuming also very little, takes Band, storage are very convenient.
When needing to deploy the children trolley in use, operator's rear side for only needing to stand in stroller is by the push rod 2 of both sides It is lifted up, it is rotated relative to back stay 3 and front support rod 1, just may be such that seat bar 4 and swing rod 6 on side stand 10 turn respectively Dynamic and sliding sleeve 5 make it that each rod member on side stand 10 is gradually spread out along the slide downward of front support rod 1, while two bottom supporting rods 71 are relative Rotate and make it that cross support component 7 gradually deploys in left-right direction, so that the distance between side stand 10 of both sides is gradually Increase.After vehicle frame is fully deployed, locking mechanism locks and vehicle frame is stably under deployed condition automatically.The opening is grasped Make also very convenient.
To sum up, the rod member quantity on children trolley of the present utility model, its unilateral side stand 10 is few, and vehicle frame is in deployed condition Under it is simple for structure and with good rigidity.When needing to fold the stroller, it is only necessary to which the push rod 2 of both sides, which is turned over, just can make Each rod member on vehicle frame is obtained to relatively rotate and gradually draw in together;When needing to open the stroller, also only need push rod 2 is upward Lift each rod member that just may be such that on vehicle frame to relatively rotate and gradually spread out, operation very facilitates.Cart structure after folding Also it is very compact and ground can be stood on certainly, it is that the daily storage of user and carrying bring facility.
Above-described embodiment is only to illustrate technical concepts and features of the present utility model, and its object is to allow be familiar with technique Personage can understand content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this. All equivalent change or modifications made according to the utility model Spirit Essence, should all cover protection domain of the present utility model it It is interior.

Claims (10)

1. a kind of children trolley, including the vehicle frame with deployed condition and folded state, the front-wheel located at vehicle frame bottom front portion Component, the wheel assembly located at vehicle frame bottom rear portion, for the vehicle frame to be locked into locking mechanism in the deployed state, its It is characterised by:The vehicle frame includes two side stands for being divided into the left and right sides, the horizontal stroke being connected between side stand described in both sides Support component, the side stand per side includes from front to back the gradually front support rod of updip extension, bottom and the front support rod Push rod, the back stay that upper pivot is connected on the push rod, the seat bar extended along the longitudinal direction, institute of top phase pivot connection The back pivot for stating a bar is connected on the back stay and the anterior of the seat bar pivotally connected has sliding part, the sliding part Slide up and down on the front support rod, the side stand per side also includes swing rod, the one end pivot of the swing rod connects It is connected on the front support rod above and its other end is pivotally connected on the seat bar,
During the vehicle frame folding, on the side stand per side, the push rod is turned over and the sliding part is along the preceding branch Bar upward sliding, so as to drive the front support rod, back stay, push rod, seat bar and swing rod to relatively rotate and draw in together.
2. children trolley according to claim 1, it is characterised in that:The front portion of the seat bar passes through first axle and the cunning Moving part phase pivot is connected, and the rear portion of the seat bar is pivotally connected on the back stay by the second axle, and the swing rod passes through the Three axles are pivotally connected on the seat bar, and described the 3rd axle is located at the first axle and the along the longitudinal direction on the seat bar Between two axles.
3. children trolley according to claim 2, it is characterised in that:The swing rod passes through the 4th axle and the front support rod phase Pivotally connected, the 4th axle is located at the lower section of the sliding part on the front support rod.
4. children trolley according to claim 1, it is characterised in that:The front support rod is including gradually updip is prolonged from front to back The preceding bar portion stretched, the front connector for being fixed on the preceding bar portion upper end;The push rod includes tilting pushing away for extension along the vertical direction Bar bar portion, the push rod joint for being fixed on the push rod subordinate end, the front connector are connected with the push rod joint phase pivot; The sliding part is the sliding sleeve being slidably set in the preceding bar portion of the front support rod.
5. children trolley according to claim 1, it is characterised in that:When the vehicle frame be in deployed condition when, it is described before Pole extends with the push rod along same length direction.
6. children trolley according to claim 1, it is characterised in that:The locking mechanism is included located at the front support rod It is used for the side stand locking piece for locking both between top and the bottom of the push rod.
7. children trolley according to claim 6, it is characterised in that:The locking mechanism also includes being located at the front support rod It is upper to be used to limit position limiting structure of the sliding part along the front support rod slide downward.
8. according to any described children trolley of claim 1 to 7, it is characterised in that:The stull component in left-right direction may be used Folding it is arranged between the side stand of both sides, during the vehicle frame folding, the side stand per side is separately folded, and institute State the folding of stull component and so that the side stand of both sides is mutually drawn in left-right direction.
9. children trolley according to claim 8, it is characterised in that:Described stull component at least includes cross group Part, the cross support component includes the two foundation struts for intersecting and being connected in infall phase pivot, the every bottom supporting rod Extension is tilted along the longitudinal direction, and the front portion of the bottom supporting rod is rotationally connected on the front portion of the seat bar and bottom described in side It is connected on the bottom of back stay described in opposite side to the posterior rotation of strut.
10. children trolley according to claim 9, it is characterised in that:The anterior of the bottom supporting rod is turned by preceding adaptor It is connected to dynamicly on the front portion of the seat bar, described preceding adaptor is located at the front of the sliding part on the seat bar.
CN201621306769.7U 2016-12-01 2016-12-01 Children trolley Withdrawn - After Issue CN206384002U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621306769.7U CN206384002U (en) 2016-12-01 2016-12-01 Children trolley

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621306769.7U CN206384002U (en) 2016-12-01 2016-12-01 Children trolley

Publications (1)

Publication Number Publication Date
CN206384002U true CN206384002U (en) 2017-08-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621306769.7U Withdrawn - After Issue CN206384002U (en) 2016-12-01 2016-12-01 Children trolley

Country Status (1)

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CN (1) CN206384002U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106741094A (en) * 2016-12-01 2017-05-31 好孩子儿童用品有限公司 Children trolley
CN109760731A (en) * 2018-12-11 2019-05-17 好孩子儿童用品有限公司 A kind of children trolley
CN112429070A (en) * 2020-12-07 2021-03-02 东莞金旺儿童用品有限公司 Children's barrow frame

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106741094A (en) * 2016-12-01 2017-05-31 好孩子儿童用品有限公司 Children trolley
CN109760731A (en) * 2018-12-11 2019-05-17 好孩子儿童用品有限公司 A kind of children trolley
CN112429070A (en) * 2020-12-07 2021-03-02 东莞金旺儿童用品有限公司 Children's barrow frame

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Granted publication date: 20170808

Effective date of abandoning: 20230328

AV01 Patent right actively abandoned

Granted publication date: 20170808

Effective date of abandoning: 20230328