CN204368228U - Folding trolley - Google Patents
Folding trolley Download PDFInfo
- Publication number
- CN204368228U CN204368228U CN201520001649.5U CN201520001649U CN204368228U CN 204368228 U CN204368228 U CN 204368228U CN 201520001649 U CN201520001649 U CN 201520001649U CN 204368228 U CN204368228 U CN 204368228U
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- China
- Prior art keywords
- wheel support
- rear wheel
- push rod
- sliding part
- stroller frame
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Abstract
The utility model discloses a kind of Folding trolley, wherein stroller frame comprises front-wheel support, rear wheel support, push rod, sliding part, seat bar and pull bar, and rear wheel support upper pivot is connected on push rod; Front-wheel support back pivot is connected on rear wheel support; Sliding part slides up and down to be located on rear wheel support; Seat bar front end is pivotally connected on push rod, and rear end is pivotally connected on sliding part; Pull bar provided at one is connected on sliding part, and the other end is pivotally connected on front-wheel support.When this stroller frame is in deployed condition, rear wheel support, between push rod and seat bar, front-wheel support, between rear wheel support and pull bar, form a triangular structure respectively, make stroller frame have stronger rigidity and good stationarity in the folded-out situation.This Folding trolley structure is simple, and rod member quantity is few, and tailored appearance is generous, and expansion and the folding operation of stroller frame are convenient and easy, and the stroller frame compact conformation after folding, takes up room little, be easy to carry about with one and deposit.
Description
Technical field
the utility model relates to a kind of Folding trolley.
Background technology
children trolley of the prior art, comprise there is expanded position and folding position stroller frame, be arranged at front component bottom stroller frame and wheel assembly, for stroller frame being locked in the lockout mechanism under deployed condition.Existing children trolley is of a great variety, and the number of stroller frame rod member is different, and the connection location between each rod member is different, thus folding principle and folding mode different, and the children trolley rod member quantity of some is more, structural rigidity and stationarity poor.
Summary of the invention
the purpose of this utility model is to provide that a kind of structure is simple, rod member quantity is few, and rigidity is strong, stationarity is high, and folding with launch Folding trolley all very easily.
for achieving the above object, the technical solution adopted in the utility model is:
a kind of Folding trolley, comprise the stroller frame with deployed condition and folded state, the front component being located at front portion at the bottom of described stroller frame, be located at rear portion at the bottom of described stroller frame wheel assembly, for by described stroller frame locking lockout mechanism in the deployed state, described stroller frame comprises:
front-wheel support, described front-wheel support extends from front to back, and described front component is installed on the front portion of described front-wheel support;
rear wheel support, the back pivot of described front-wheel support is connected on described rear wheel support, and described wheel assembly is installed on the bottom of described rear wheel support;
push rod, the upper pivot of described rear wheel support is connected on described push rod;
sliding part, described sliding part slides up and down to be located on described rear wheel support along the length direction of described rear wheel support;
seat bar, described seat bar extends along the longitudinal direction, and the front portion of described seat bar is connected with the bottom phase pivot of described push rod, and the back pivot of described seat bar is connected on described sliding part;
pull bar, the provided at one of described pull bar is connected on described sliding part, and the other end of described pull bar is pivotally connected on described front-wheel support,
when described stroller frame is launched, form triangular structure between described front-wheel support, described rear wheel support and described pull bar, between described rear wheel support, described seat bar and described push rod, form another triangular structure; When described stroller frame folds, turn over after described push rod and turn over before described rear wheel support, described front component and described wheel assembly along the longitudinal direction away from, described push rod, rear wheel support, seat bar, pull bar and front-wheel support are drawn close mutually along short transverse.
preferably, the rear portion of described front-wheel support is pivotally connected on described rear wheel support by the first axle, and described sliding part in the rear wheel support is positioned at the top of described first axle.
further, described rear wheel support is installed with the attaching parts stretched out forward, the rear portion of described front-wheel support is pivotally connected on described attaching parts by described first axle.
preferably, described push rod is installed with the seat pocket care frame for grafting baby seat pocket, the front portion of described seat bar is connected with the bottom phase pivot of described push rod by the second axle, and described seat pocket care frame is positioned at above described second axle on described push rod.
further, the upper pivot of described rear wheel support is connected on described seat pocket care frame.
further, the rear portion of described seat bar is pivotally connected on described sliding part by the 3rd axle, and the top of described pull bar is pivotally connected on described sliding part by the 4th axle, and described 3rd axle is positioned at above described 4th axle on described sliding part.
preferably, described rear wheel support comprise lay respectively at the left and right sides back stay, be connected to the cross bar between back stay bottom described in both sides, described front-wheel support is opening U-shaped backwards, and the rear end, both sides of described front-wheel support is pivotally connected on the described back stay of both sides respectively.
further, described sliding part is slide up and down to be set in the sliding sleeve on described back stay.
further, described push rod is downward opening U-shaped, and the top of the described back stay of both sides is pivotally connected in the both sides of described push rod respectively.
preferably, described lockout mechanism is located between described sliding part and described rear wheel support for both being locked.
due to the utilization of technique scheme, the utility model compared with prior art has following advantages: the utility model Folding trolley, wherein stroller frame rear wheel support, between push rod and seat bar and front-wheel support, form a triangular structure between rear wheel support and pull bar respectively, this stroller frame is made to have stronger rigidity and good stationarity, this Folding trolley structure is simple, rod member quantity is few, expansion and the folding operation of stroller frame are convenient and easy, stroller frame compact conformation after folding, take up room little, be easy to carry about with one and deposit.
Accompanying drawing explanation
accompanying drawing 1 is Folding trolley of the present utility model block diagram in the deployed state;
accompanying drawing 2 is Folding trolley of the present utility model lateral plan in the deployed state;
accompanying drawing 3 is the lateral plan of Folding trolley under semi-collapsed condition of this practicality;
accompanying drawing 4 is Folding trolley of the present utility model lateral plan in a folded configuration.
wherein: 1, front-wheel support; 11, tie rod; 2, rear wheel support; 21, back stay; 22, cross bar; 23, attaching parts; 3, push rod; 31, seat pocket care frame; 4, sliding part; 5, seat bar; 6, pull bar; 7, the first axle; 8, the second axle; 9, the 3rd axle; 10, the 4th axle; 70, front component; 80, wheel assembly.
Detailed description of the invention
below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further elaborated.
see the Folding trolley shown in Fig. 1 ~ Fig. 4, comprise the stroller frame with deployed condition and folded state, the front component 70 being located at front portion at the bottom of stroller frame, the wheel assembly 80 being located at rear portion at the bottom of stroller frame and for by stroller frame locking lockout mechanism in the deployed state.
stroller frame comprises front-wheel support 1, rear wheel support 2, push rod 3, sliding part 4, seat bar 5 and pull bar 6, front-wheel support 1 is updip setting gradually from front to back, front component 70 is installed on the front portion of front-wheel support 1, and the back pivot of front-wheel support 1 is connected on rear wheel support 2; Wheel assembly 80 is installed on the bottom of rear wheel support 2, and the upper pivot of rear wheel support 2 is connected on push rod 3; Sliding part 4 slides up and down to be located on rear wheel support 2 along the length direction of rear wheel support 2; Seat bar 5 extends along the longitudinal direction, and the front end of seat bar 5 is pivotally connected in the bottom of push rod 3, and its rear end is pivotally connected on sliding part 4; The provided at one of pull bar 6 is connected on sliding part 4, and its other end is pivotally connected on front-wheel support 3.Such push rod 3, rear wheel support 2, between sliding part 4 and seat bar 5, just form a slider-crank mechanism, and rear wheel support 2, front-wheel support 1, between sliding part 4 and pull bar 6, also form a slider-crank mechanism.
in the present embodiment, rear wheel support 2 is installed with the attaching parts 23 stretched out forward, the rear portion of front-wheel support 1 is pivotally connected on attaching parts 23 by the first axle 7, and sliding part 4 is positioned at above the first axle 7 on rear wheel support 2; Push rod 3 is installed with the seat pocket care frame 31 for grafting baby seat pocket, the front portion of seat bar 5 is connected with the bottom phase pivot of push rod 3 by the second axle 8, seat pocket care frame 31 is positioned at above the second axle 8 on push rod 3, and the upper pivot of rear wheel support 2 connects on present pocket care frame 31; The rear portion of seat bar 5 is pivotally connected on sliding part 4 by the 3rd axle 9, and the top of pull bar 6 is pivotally connected on sliding part 4 by the 4th axle 10, and the 3rd axle 9 is positioned at above the 4th axle 10 on sliding part 4.
shown in each accompanying drawing, in the present embodiment, rear wheel support 2 comprise lay respectively at the left and right sides back stay 21, be connected to cross bar 22 between both sides back stay 21 bottom; Front-wheel support 1 is in opening U-shaped backwards, and the rear end, both sides of front-wheel support 1 is pivotally connected on the back stay 21 of both sides respectively, and front-wheel support 1 front lower portion is installed with the tie rod 11 for connecting front component 70; Push rod 3 is in downward opening U-shaped, and the upper end of the back stay 21 of both sides is pivotally connected in the both sides of push rod 3 respectively; Sliding part 4 adopts and can slide up and down to be set in the sliding sleeve on back stay 21.
when stroller frame is launched, by push rod 3, rear wheel support 2, between sliding part 4 and seat bar 5, the slider-crank mechanism of formation locks, or by rear wheel support 2, front-wheel support 1, between sliding part 4 and pull bar 6, the slider-crank mechanism of formation locks, just these two slider-crank mechanisms all can be locked, and then stroller frame can be locked.In the present embodiment, lockout mechanism is arranged at for sliding part 4 is locked in rear wheel support 2 between rear wheel support 2 and sliding part 4, and the sliding sleeve also by both sides is locked on corresponding back stay 21.When lockout mechanism locks, two above-mentioned slider-crank mechanisms are all locked and make between each rod member of stroller frame relatively fixing.
when this stroller frame is in expanded position, as depicted in figs. 1 and 2, lockout mechanism locks, front component 70 and wheel assembly 80 are supported in ground, a triangular structure is formed between rear wheel support 2, push rod 3 and seat bar 5, front-wheel support 1, form another one triangular structure between rear wheel support 2 and pull bar 6, under stroller frame is stably in deployed condition, and stroller frame has good rigidity in the folded-out situation.In the folded-out situation, this Folding trolley can rely on a bar 5 to form seat and do common go-cart use, and also realize the use of high seat sitting by seat pocket care frame 31 grafting baby seat pocket, very easy to use, the profile under its deployed condition is very succinct fashion also.
when stroller frame is folded up by needs, as shown in Figure 3, first lockout mechanism is unlocked, press down the rear portion of push rod 3, push rod 3 opposing rear wheels support 2 is turned over, push rod 3 drives seat bar 5, order about sliding part 4 along rear wheel support 2 upward sliding, sliding part 4 drives pull bar 6 along rear wheel support 2 upglide motion, rear wheel support 2 opposing front wheels support 1 is overturn forward, this makes push rod 3, seat bar 5, rear wheel support 2, draw close gradually along short transverse between pull bar 6 and front-wheel support 1, front component 70 and wheel assembly 80 along the longitudinal direction gradually away from, final formation state as shown in Figure 4, each rod member in stroller frame is all closely drawn close together.The structure of the stroller frame after folding closely, takes up room little, conveniently deposits and carry.
when this stroller frame is launched to use by needs, up pull push rod 3, make it pull rear wheel support 2 and seat bar 5 to overturn, sliding part 4 glides gradually along rear wheel support 2, each rod member of stroller frame is launched gradually, until after stroller frame launches completely, lockout mechanism locks.
to sum up, Folding trolley of the present utility model, when this stroller frame is in deployed condition, rear wheel support 2, between push rod 3 and seat bar 5, front-wheel support 1, between rear wheel support 2 and pull bar 6, form a triangular structure respectively, make stroller frame have stronger rigidity and good stationarity in the folded-out situation.This Folding trolley can serve as common go-cart and use, and also carrys out grafting baby seat pocket by seat pocket care frame 31 and uses.This Folding trolley structure is simple, and rod member quantity is few, and tailored appearance is generous, and expansion and the folding operation of stroller frame are convenient and easy, and the stroller frame compact conformation after folding, takes up room little, be easy to carry about with one and deposit.
above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (10)
1. a Folding trolley, comprise the stroller frame with deployed condition and folded state, the front component being located at front portion at the bottom of described stroller frame, be located at rear portion at the bottom of described stroller frame wheel assembly, for by described stroller frame locking lockout mechanism in the deployed state, it is characterized in that, described stroller frame comprises:
Front-wheel support, described front-wheel support extends from front to back, and described front component is installed on the front portion of described front-wheel support;
Rear wheel support, the back pivot of described front-wheel support is connected on described rear wheel support, and described wheel assembly is installed on the bottom of described rear wheel support;
Push rod, the upper pivot of described rear wheel support is connected on described push rod;
Sliding part, described sliding part slides up and down to be located on described rear wheel support along the length direction of described rear wheel support;
Seat bar, described seat bar extends along the longitudinal direction, and the front portion of described seat bar is connected with the bottom phase pivot of described push rod, and the back pivot of described seat bar is connected on described sliding part;
Pull bar, the provided at one of described pull bar is connected on described sliding part, and the other end of described pull bar is pivotally connected on described front-wheel support,
When described stroller frame is launched, form triangular structure between described front-wheel support, described rear wheel support and described pull bar, between described rear wheel support, described seat bar and described push rod, form another triangular structure; When described stroller frame folds, turn over after described push rod and turn over before described rear wheel support, described front component and described wheel assembly along the longitudinal direction away from, described push rod, rear wheel support, seat bar, pull bar and front-wheel support are drawn close mutually along short transverse.
2. Folding trolley according to claim 1, is characterized in that: the rear portion of described front-wheel support is pivotally connected on described rear wheel support by the first axle, and described sliding part in the rear wheel support is positioned at the top of described first axle.
3. Folding trolley according to claim 2, is characterized in that: described rear wheel support is installed with the attaching parts stretched out forward, and the rear portion of described front-wheel support is pivotally connected on described attaching parts by described first axle.
4. Folding trolley according to claim 1, it is characterized in that: described push rod is installed with the seat pocket care frame for grafting baby seat pocket, the front portion of described seat bar is connected with the bottom phase pivot of described push rod by the second axle, and described seat pocket care frame is positioned at above described second axle on described push rod.
5. Folding trolley according to claim 4, is characterized in that: the upper pivot of described rear wheel support is connected on described seat pocket care frame.
6. Folding trolley according to claim 4, it is characterized in that: the rear portion of described seat bar is pivotally connected on described sliding part by the 3rd axle, the top of described pull bar is pivotally connected on described sliding part by the 4th axle, and described 3rd axle is positioned at above described 4th axle on described sliding part.
7. Folding trolley according to claim 1, it is characterized in that: described rear wheel support comprise lay respectively at the left and right sides back stay, be connected to the cross bar between back stay bottom described in both sides, described front-wheel support is opening U-shaped backwards, and the rear end, both sides of described front-wheel support is pivotally connected on the described back stay of both sides respectively.
8. Folding trolley according to claim 7, is characterized in that: described sliding part is slide up and down to be set in the sliding sleeve on described back stay.
9. Folding trolley according to claim 7, is characterized in that: described push rod is downward opening U-shaped, and the top of the described back stay of both sides is pivotally connected in the both sides of described push rod respectively.
10. Folding trolley according to claim 1, is characterized in that: described lockout mechanism is located between described sliding part and described rear wheel support for both being locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001649.5U CN204368228U (en) | 2015-01-04 | 2015-01-04 | Folding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001649.5U CN204368228U (en) | 2015-01-04 | 2015-01-04 | Folding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204368228U true CN204368228U (en) | 2015-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520001649.5U Active CN204368228U (en) | 2015-01-04 | 2015-01-04 | Folding trolley |
Country Status (1)
| Country | Link |
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| CN (1) | CN204368228U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365875A (en) * | 2015-11-06 | 2016-03-02 | 好孩子儿童用品有限公司 | Stroller |
| CN106627720A (en) * | 2017-01-03 | 2017-05-10 | 好孩子儿童用品有限公司 | Stroller |
| CN106915376A (en) * | 2016-12-06 | 2017-07-04 | 江苏小小恐龙儿童用品集团有限公司 | A kind of collapsible stroller vehicle frame and collapsible stroller |
| CN107049668A (en) * | 2017-05-15 | 2017-08-18 | 河北工业大学 | A kind of nursing robot uses lifting seat mechanism |
| CN110001734A (en) * | 2019-03-18 | 2019-07-12 | 好孩子儿童用品有限公司 | Children trolley |
-
2015
- 2015-01-04 CN CN201520001649.5U patent/CN204368228U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365875A (en) * | 2015-11-06 | 2016-03-02 | 好孩子儿童用品有限公司 | Stroller |
| CN105365875B (en) * | 2015-11-06 | 2017-08-08 | 好孩子儿童用品有限公司 | Children trolley |
| CN106915376A (en) * | 2016-12-06 | 2017-07-04 | 江苏小小恐龙儿童用品集团有限公司 | A kind of collapsible stroller vehicle frame and collapsible stroller |
| WO2018103377A1 (en) * | 2016-12-06 | 2018-06-14 | 江苏小小恐龙儿童用品集团有限公司 | Foldable stroller frame and foldable stroller |
| CN106915376B (en) * | 2016-12-06 | 2019-05-21 | 江苏小小恐龙儿童用品集团有限公司 | A kind of collapsible stroller vehicle frame and collapsible stroller |
| US10618542B2 (en) | 2016-12-06 | 2020-04-14 | Jiangsu Little Dinosaur Children's Products Group Co., Ltd. | Foldable stroller frame and foldable stroller |
| CN106627720A (en) * | 2017-01-03 | 2017-05-10 | 好孩子儿童用品有限公司 | Stroller |
| CN107049668A (en) * | 2017-05-15 | 2017-08-18 | 河北工业大学 | A kind of nursing robot uses lifting seat mechanism |
| CN107049668B (en) * | 2017-05-15 | 2022-03-15 | 河北工业大学 | Lifting seat mechanism for nursing robot |
| CN110001734A (en) * | 2019-03-18 | 2019-07-12 | 好孩子儿童用品有限公司 | Children trolley |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |