CN105346584B - Children umbrella handle vehicle - Google Patents
Children umbrella handle vehicle Download PDFInfo
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- CN105346584B CN105346584B CN201510779686.3A CN201510779686A CN105346584B CN 105346584 B CN105346584 B CN 105346584B CN 201510779686 A CN201510779686 A CN 201510779686A CN 105346584 B CN105346584 B CN 105346584B
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Abstract
本发明公开了一种儿童伞把车，其车架包括分别位于左右两侧的侧支架，每侧的侧支架均包括前支杆、后支杆、推杆、侧杆、侧杆连接杆、座杆及靠背杆，在车架折叠的过程中，座杆的后端上行并推动靠背杆向上运动而与靠背杆一起收拢在前支杆与后支杆之间，设于座杆位置与的坐垫部与设于靠背杆位置处的靠背部始终保持在相对展开的状态下，这使得坐垫部与靠背部之间不会产生挤压堆叠，从而使得布套的设置不会对车架的折叠造成影响，同时也提高了折叠后的车架的美观度。
The invention discloses a children's umbrella handle car. Its frame includes side brackets located on the left and right sides respectively, and the side brackets on each side include a front support rod, a rear support rod, a push rod, a side rod, a side rod connecting rod, The seat post and the backrest post, in the process of folding the frame, the rear end of the seat post goes up and pushes the backrest post to move upward, and is folded together with the backrest bar between the front support rod and the rear support rod. The seat cushion part and the backrest part located at the position of the backrest bar are always kept in a relatively unfolded state, which prevents the cushion part and the backrest part from being squeezed and stacked, so that the cloth cover will not fold the frame. It also improves the aesthetics of the folded frame.
Description
Technical Field
The invention relates to a child umbrella-handle vehicle.
Background
The child umbrella-handle vehicle in the prior art comprises a frame with an unfolding state and a folding state, a wheel assembly arranged at the bottom of the frame, and a locking mechanism used for locking the frame in the unfolding state. The existing umbrella-handle for children is various in types, different in the number of frame rods and different in the connecting position among the rod pieces, so that the folding principle and the folding mode are different, correspondingly, the folded frame is different in state, and different in convenience in use.
In addition, in the existing various child umbrella-handle vehicles, the seat rod and the backrest rod on the vehicle frame are often mutually close after the vehicle frame is folded, so that the seat cushion cloth sleeve sleeved at the position of the seat rod and the backrest cloth sleeve sleeved at the position of the backrest rod are mutually extruded and stacked together, the reduction of the volume of the folded vehicle frame is limited to a certain extent, and the attractiveness of the folded vehicle frame is also influenced to a certain extent.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a child umbrella handle car with a novel structure.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a children's umbrella is car, including the frame that has expansion state and fold condition, be used for with the locking mechanical system of frame locking under the expansion state, the frame is including two collateral branch framves that are located the left and right sides respectively, locate two vaulting pole subassembly between the collateral branch frame, every side the collateral branch frame all includes:
the bottom of the front support rod is provided with a front wheel component;
the bottom of the rear supporting rod is provided with a rear wheel component;
the lower end of the push rod is arranged in a sliding manner along the length extension direction of the front supporting rod, and the upper part of the rear supporting rod is connected to the push rod through a pivot shaft;
the front part of the side rod is pivotally connected to the front support rod, and the rear end of the side rod can rotate relative to the rear support rod and is arranged on the rear support rod in a sliding manner along the length extension direction of the rear support rod;
one end of the side bar connecting rod is pivotally connected to the side bar, and the other end of the side bar connecting rod is pivotally connected to the rear support rod;
the seat post extends along the front-back direction, the front part of the seat post is pivotally connected to the front support rod, the rear part of the seat post is provided with a seat post connecting piece, one end of the seat post connecting piece is pivotally connected to the rear part of the seat post, and the other end of the seat post connecting piece is pivotally connected to the side rod;
the lower part of the backrest rod is pivotally connected to the seat rod;
when the frame is in an unfolded state, on the side support at each side, a triangular structure is formed among the push rod, the front support rod, the rear support rod and the side rods, and another triangular structure is formed among the side rods, the side rod connecting rods and the rear support rod; when the frame is in a folded state, the push rod slides downwards along the front supporting rod and is relatively folded with the front supporting rod, the rear ends of the side rods slide upwards to enable the rear supporting rod and the front supporting rod to be folded along the front-rear direction, meanwhile, the rear end of the seat rod is driven to be opposite to the front supporting rod to turn upwards, and the back rod moves upwards along with the seat rod and is folded together with the seat rod between the front supporting rod and the rear supporting rod.
Preferably, the front ends of the seat bars are pivotally connected to the front support bar by a first shaft, and the front ends of the side bars are pivotally connected to the front support bar by a second shaft, the first shaft being located above the second shaft on the front support bar.
Furthermore, a push rod sliding sleeve is fixedly arranged at the lower end of the push rod, and the push rod sliding sleeve can be arranged on the front support rod in a vertically sliding mode and is positioned above the first shaft on the front support rod.
Preferably, the rear end of the side bar is pivotally connected with a sliding part which is slidably arranged on the rear support bar up and down, the front end of the side bar connecting rod is pivotally connected with the middle part of the side bar, the rear end of the side bar connecting rod is pivotally connected with the rear support bar through a third shaft, and the third shaft is positioned below the sliding part on the rear support bar.
Furthermore, the sliding piece is a side rod sliding sleeve which is sleeved on the rear supporting rod in a vertically sliding mode.
Furthermore, the locking mechanism comprises locking pieces which are arranged between the side rod sliding sleeve and the rear support rod and used for locking the side rod sliding sleeve and the rear support rod, and unlocking handles which are used for synchronously unlocking the two locking pieces are arranged between the locking pieces on two sides.
Furthermore, the side rod sliding sleeves are provided with folding hooks, the upper parts of the rear supporting rods are provided with hook seats, when the frame is in a folding state, the push rods, the front supporting rods, the rear supporting rods and the side rods are close to each other, and the folding hooks are matched with the hook seats to hook the side rods, so that the frame is locked in the folding state.
Preferably, the brace assembly comprises a bottom brace assembly disposed between the side brackets on both sides, the bottom brace assembly comprises two bottom braces intersecting each other and pivotally connected at the intersection, and each bottom brace has a front end pivotally connected to the side bar on one side and a rear end pivotally connected to the rear bar on the other side.
Furthermore, the rear end of the bottom support rod is pivotally connected to the lower part of the rear support rod through a pin shaft, and the side rod connecting rod and the rear support rod are pivotally connected to each other at a position above the pin shaft on the rear support rod.
Preferably, the child umbrella-handle vehicle further comprises a cloth cover arranged on the vehicle frame, the cloth cover comprises a seat cushion part and a backrest part, the seat cushion part is located below the seat rods on two sides, the backrest part is located behind the backrest rods on two sides, when the vehicle frame is folded, the rear part of the seat rods moves upwards to enable the backrest rods to move upwards, and therefore the backrest part and the seat cushion part are kept in the unfolded state all the time.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: the child umbrella-handle vehicle has a simple structure, is convenient to fold and operate, and during the folding process of the vehicle frame, the rear end of the seat rod moves upwards to push the backrest rod to move upwards to be folded between the front supporting rod and the rear supporting rod together with the backrest rod, and the seat cushion part arranged at the position of the seat rod and the backrest part arranged at the position of the backrest rod are always kept in a relatively unfolded state, so that the cushion part and the backrest part cannot be extruded and stacked, the folding of the vehicle frame cannot be influenced by the arrangement of the cloth cover, and the attractiveness of the folded vehicle frame is improved.
Drawings
FIG. 1 is a perspective view of the stroller of the present invention in an unfolded state;
FIG. 2 is a side view of the stroller of the present invention in an extended position;
FIG. 3 is a rear view of the stroller of the present invention in an extended position;
FIG. 4 is a side view of the stroller of the present invention in a semi-collapsed position;
FIG. 5 is a side view of the stroller of the present invention in a folded position;
wherein: 1. a front support rod; 2. a rear support rod; 3. a push rod; 4. a side lever; 5. a side lever connecting rod; 6. a seat post; 7. a seat post connecting sheet; 8. a back rest rod; 9. a sliding piece (side bar sliding sleeve); 10. a push rod sliding sleeve; 11. folding the hook; 12. a hook base; 13. a bottom stay; 14. a rear stay bar assembly; 15. unlocking the handle; 16. a backrest linkage; 17. a step plate;
21. a first shaft; 22. a second shaft; 23. a third axis; 24. a pin shaft;
31. a cushion portion; 32. a backrest part; 33. a awning;
40. a front wheel assembly; 50. a rear wheel assembly.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 5, the child umbrella-handle cart includes a frame having an unfolded state and a folded state, and a locking mechanism for locking the frame in the unfolded state, wherein the frame includes two side brackets respectively located at left and right sides, and a stay rod assembly disposed between the two side brackets, wherein the stay rod assembly is disposed between the side brackets at both sides so as to be unfolded and folded in the left and right directions, so as to realize the unfolding and folding in the left and right directions of the frame.
Referring to fig. 1 and 2, each side bracket includes:
the bottom of the front strut 1 is provided with a front wheel component 40;
a rear support rod 2, the bottom of which is provided with a rear wheel component 50;
and a push rod 3, the lower end of the push rod 3 is arranged in a sliding way along the length extending direction of the front support rod 1, and the upper part of the rear support rod 2 is pivotally connected with the upper part of the push rod 3. Here, a push rod sliding sleeve 10 is fixedly arranged at the lower end of the push rod 3, and the push rod sliding sleeve 10 is arranged on the front support rod 1 in a manner of being capable of sliding up and down;
and a side lever 4 extending in the front-rear direction, the front part of the side lever 4 being pivotally connected to the front stay 1, and the rear part of the side lever 4 being provided on the rear stay 2 so as to be rotatable relative to the rear stay 2 and slidable in the longitudinal direction of the rear stay 2. In this embodiment, the front end of the side lever 4 is pivotally connected to the lower part of the front support rod 1 through the second shaft 22, and the rear end of the side lever 4 is pivotally connected to a sliding member, which is here a side lever sliding sleeve 9, and the side lever sliding sleeve 9 is slidably sleeved on the rear support rod 2 up and down;
and a side bar connecting rod 5, one end of the side bar connecting rod 5 is pivotally connected to the side bar 4, and the other end of the side bar connecting rod 5 is pivotally connected to the rear support rod 2, so that a crank-slider mechanism is formed among the side bar 4, the rear support rod 2, the side bar sliding sleeve 9 and the side bar connecting rod 5. In the embodiment, the side bar connecting rod 5 is positioned below the side bar 4, specifically, the front end of the side bar connecting rod 5 is pivotally connected to the middle of the side bar 4, the rear end of the side bar connecting rod 5 is pivotally connected to the rear support rod 2 through a third shaft 23, and the third shaft 23 is positioned below the side bar sliding sleeve 9 on the rear support rod 2;
a seat post 6, the seat post 6 extends along the fore-and-aft direction, the front part of the seat post 6 is pivoted on the front support rod 1, the rear part of the seat post 6 is provided with a seat post connecting piece 7, one end of the seat post connecting piece 7 is pivoted on the rear part of the seat post 6, and the other end of the seat post connecting piece 7 is pivoted on the side rod 4. Specifically, in the present embodiment, the front end of the seat post 6 is pivotally connected to the front support rod 1 through a first shaft 21, the first shaft 21 is located above a second shaft 22 on the front support rod 1, and the first shaft 21 is located below the push rod sliding sleeve 10;
a back rest rod 8, the lower part of the back rest rod 8 is pivotally connected to the seat post 6.
Referring to the drawings, the strut assembly comprises a base strut assembly disposed between the side brackets, the base strut assembly comprising two base struts 13 which cross each other and are pivotally connected at the intersection, each base strut 13 having a front end pivotally connected to one side bar 4 and a rear end pivotally connected to the other rear bar 2. Here, the rear end of the bottom stay 13 is pivotally connected to the lower part of the rear stay 2 by a pin 24, and the pin 24 is located below the third shaft 23 on the rear stay 2. The stay bar assembly further comprises a rear auxiliary stay assembly 14 which is arranged between the rear stays 2 at the two sides and can be transversely unfolded and folded, the rear auxiliary stay assembly 14 can adopt a rear auxiliary stay structure which is commonly adopted on the existing stroller, and the structure is not described again.
In addition, a foot rest 17 is provided between the lower portions of the front support bars 1 on both sides, and the foot rest 17 can be automatically folded in the left-right direction when the side brackets on both sides are closed in the left-right direction. A backrest connecting rod group 16 which can be transversely unfolded or folded is arranged between the backrest rods 8 at the two sides, and the backrest connecting rod group 16 and the backrest rods 8 at the two sides form a backrest frame for a child to lean on when the child sits.
Referring to fig. 2, 4 and 5, the stroller further includes a cloth cover disposed on the frame, the cloth cover includes a cushion part 31 disposed under the seat rods 6 on both sides and a backrest part 32 disposed behind the backrest rods 32 on both sides, and a foldable sunshade 33 is disposed in front of the push rod 3.
In the child umbrella stroller of this embodiment, the locking mechanism includes a locking member (not shown) disposed between the side bar sliding sleeves 9 and the rear bar 2 at both sides for locking the two, and the locking member may be in the form of a lock pin engaged with a lock hole. The locking pieces are arranged between the side lever sliding sleeves 9 on the two sides and the rear support rod 2. As shown in fig. 1 and 3, an unlocking handle 15 for synchronously unlocking the two locking members is provided between the locking members on both sides. The side lever sliding sleeve 9 is further provided with a folding hook 11, the upper portion of the rear support rod 2 is provided with a hook seat 12, and when the side lever sliding sleeve 9 slides to the upper portion of the rear support rod 2, the folding hook 11 and the hook seat 12 can be matched with each other to hook so that the side lever sliding sleeve 9 is fixedly located at the upper portion of the rear support rod 2.
Referring to fig. 1, 2 and 3, when the stroller is in the unfolded state, the locking mechanism is locked, the two bottom support rods 13 of the bottom support rod assembly are unfolded oppositely, and the rear auxiliary support assembly 14 is supported between the rear support rods 2 at both sides in the left-right direction. On the side bracket of each side, the push rod 3 and the front support rod 1 are relatively unfolded and basically extend along the same length direction, and a triangular structure is formed among the push rod 3, the front support rod 1, the rear support rod 2 and the side rod 4; the side bars 4, the side bar connecting rods 5 and the rear bar 2 form another triangular structure, the seat bar 6 extends in the front-rear direction and is stably supported between the front bar 1 and the side bars 4, the back bar 8 is in a standing state with respect to the seat bar 6 by the back rest part 32 of the cloth cover, and the cushion part 31 and the back rest part 32 of the cloth cover are in a relatively expanded state as shown in fig. 2.
When the child umbrella stroller needs to be folded, an operator unlocks the rear auxiliary support assembly 14, then lifts the unlocking handle 15 upwards to unlock the locking pieces on the two sides, and drives the side rod sliding sleeves 9 on the two sides to slide up along the rear rod 2. The rear end of the side rod 4 slides upwards, under the action of the side rod connecting rod 5, the side rod 4 drives the front supporting rod 1 and the rear supporting rod 2 to gradually draw close along the front-back direction, and the push rod 3 slides downwards along the front supporting rod 1 through the push rod sliding sleeve 10 and gradually draws in relative to the front supporting rod 1. Meanwhile, the seat post 6 turns upwards relative to the front support post 1 along with the side post 4 under the action of the seat post connecting piece 7, the rear end of the seat post 6 gradually goes upwards and pushes the back support post 8 to gradually go upwards, so that the seat post 6 and the back support post 8 are gathered between the front support post 1 and the rear support post 2 together, and thus, in the folding process, the seat cushion part 31 and the back support part 32 of the cloth cover are always kept in a relatively unfolded state without being stacked and extruded together, as shown in fig. 3. In the folding process of the frame, the rear ends of the side rods 4 slide upwards to drive the front support rod 1 and the rear support rod 2 to gradually close together along the front-rear direction, and the side rods 4 also drive the front ends of the bottom support rods 13 to gradually move upwards to enable the two crossed bottom support rods 13 to rotate mutually and gradually close together, so that the side brackets on the two sides gradually close together to realize the transverse folding of the frame.
Finally, the front link 1, the push rod 3, the side link 4, the seat link 6, the back link 8 and the rear link 2 of each side are folded together in the front-rear direction, wherein the seat link 6 is located below the back link 8 to extend substantially in the same longitudinal direction as the back link 8, the cushion portion 31 and the back portion 32 of the cloth cover are maintained in a relatively unfolded state, and the bottom link assembly, the rear auxiliary support assembly 14, the foot board 17 and the back link assembly 16 are folded between the side frames of both sides, as shown in fig. 5. At this time, the side rod sliding sleeve 9 slides to the upper part of the rear support rod 2, and the frame can be locked in the folding state through the matching hook of the folding hook 11 and the hook seat 12.
To sum up, the child umbrella-handle vehicle has simple structure and convenient folding operation, all rod pieces are closely closed together after being folded, the folded vehicle frame has compact structure and smaller volume, and the cushion part 31 and the backrest part 32 of the folded cloth cover can not be extruded and stacked together, so that the folding of the vehicle frame can not be influenced by the stacking of the cloth cover, and the folded vehicle frame is more beautiful.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779686.3A CN105346584B (en) | 2015-11-16 | 2015-11-16 | Children umbrella handle vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779686.3A CN105346584B (en) | 2015-11-16 | 2015-11-16 | Children umbrella handle vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105346584A CN105346584A (en) | 2016-02-24 |
| CN105346584B true CN105346584B (en) | 2020-04-10 |
Family
ID=55322702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510779686.3A Active CN105346584B (en) | 2015-11-16 | 2015-11-16 | Children umbrella handle vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105346584B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110481623B (en) * | 2019-07-24 | 2025-01-21 | 好孩子儿童用品有限公司 | Folding stroller |
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2015
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105346584A (en) | 2016-02-24 |
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