CN203172672U - Foldable stroller - Google Patents
Foldable stroller Download PDFInfo
- Publication number
- CN203172672U CN203172672U CN201320003361.2U CN201320003361U CN203172672U CN 203172672 U CN203172672 U CN 203172672U CN 201320003361 U CN201320003361 U CN 201320003361U CN 203172672 U CN203172672 U CN 203172672U
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- China
- Prior art keywords
- rod
- wheel support
- push
- lock nut
- sides
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- 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.)
- Expired - Fee Related
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- 230000000903 blocking effect Effects 0.000 claims description 17
- 238000001125 extrusion Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000007812 deficiency Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Abstract
The utility model discloses a foldable stroller which comprises a stroller frame, a locking mechanism, a front wheel assembly and a rear wheel assembly. The stroller frame comprises a front wheel support, a rear wheel support, pushing rods symmetrically located at the two sides and seat rods symmetrically located at the two sides. Particularly, the front wheel support stretches in the front direction and the rear direction. The foldable stroller further comprises a sliding sleeve and a rear supporting rod which are arranged in a sliding mode in the length direction of the front wheel support. The pushing rods comprise a lower pushing rod and an upper pushing rod, wherein the lower pushing rod and the upper pushing rod are connected in a rotary mode in the end portions. The front end portion of the rear wheel support and the lower end portion of the lower pushing rod are respectively connected with the sliding sleeve in a rotary mode. The rear end portion of each seat rod is connected with the rear end portion of the front wheel support in a rotary mode. The upper end portion and the lower end portion of the rear supporting rod are connected with the rear end portion of the front wheel support and the lower end portion of the rear wheel support respectively in a rotary mode. When the foldable stroller is in an unfolded state, the sliding sleeve is located on the rear portion of the front wheel support. The foldable stroller is novel and simple in structure design, small in size after being folded, smooth in folding and free of interference of rod pieces.
Description
Technical field
The utility model relates to a kind of folding children's barrow.
Background technology
Folding children's barrow is mainly realized by the go-cart vehicle frame that setting has open mode and a folded state.For the function that realizes folding, the setting that is rotationally connected mutually between the parts such as the major part of composition go-cart vehicle frame such as front-wheel support, rear wheel support, cushion rod, pulling handle rod, concrete structure design then is varied.Convenient folding, the folding volume children trolley little and that cost is low of design is the target that the go-cart designer pursues, and also is to make the go-cart product have the key of the market competitiveness simultaneously.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and the folding children's barrow of a kind of novel structure, simple and folding convenient is provided.
For solving above technical matters, the utility model adopts following technical scheme:
A kind of folding children's barrow, it comprises the go-cart vehicle frame with deployed condition and folded state, be used for the lockout mechanism of go-cart bracket locked in deployed condition, be arranged at the front component of front portion at the bottom of the go-cart vehicle frame, be arranged at two wheel assemblies at rear portion at the bottom of the go-cart vehicle frame, the go-cart vehicle frame comprises that leading section is provided with the front-wheel support of front component, be positioned at the rear wheel support that both sides and bottom are provided with wheel assembly respectively, be positioned at the symmetrical push rod in both sides, be positioned at the symmetrical seat bar in both sides, particularly, front-wheel support extends along fore-and-aft direction, children trolley also comprises the sliding sleeve that can arrange slidably along the length direction of front-wheel support, the after poppet strut, push rod is included in lower push-rod and the upper push-rod that the end rotates and connects, the leading section of rear wheel support, the bottom of lower push-rod rotates with sliding sleeve respectively and is connected, the rearward end of seat bar rotates with the rearward end of front-wheel support and is connected, the upper and lower end parts of after poppet strut rotates with the bottom of the rearward end of front-wheel support and rear wheel support respectively and is connected, when children's go-cart was in deployed condition, sliding sleeve was positioned at the rear portion of front-wheel support.
Preferably, the go-cart vehicle frame also comprises and is positioned at the grab rail that both sides and an end and lower push-rod rotate and be connected.
Further, preferably, be provided with connecting rod between the grab rail of homonymy and the seat bar, the both ends of this connecting rod rotate with the seat bar with grab rail respectively and are connected.
Preferably, be connected with pulling handle rod between the upper end of the upper push-rod of both sides.
Preferably, when children's go-cart was in deployed condition, the bearing of trend of upper push-rod and lower push-rod was identical.
Preferably, the go-cart vehicle frame also comprises and is positioned at the tarpaulin rod that both sides and an end and upper push-rod rotate and be connected.
According to the concrete aspect of the utility model, described lockout mechanism comprise for first blocking device of the relative locking with lower push-rod of upper push-rod and be used for will be between sliding sleeve and the front-wheel support second blocking device of locking relatively.
Preferably, first blocking device can make upper push-rod and lower push-rod relatively rotate and relative locking, it comprises and is arranged on first lock nut that is positioned at upper push-rod bottom, both sides, be arranged on second lock nut corresponding with first lock nut that is positioned at lower push-rod upper end, both sides, be arranged on the lock core on first lock nut or second lock nut, be fastened on lock ring on the lock core by the traction locking plate, be used for the lock gear that first lock nut and second lock nut are locked mutually and be arranged on stage clip between lock gear and first lock nut or second lock nut, one end of traction locking plate is provided with first hauling rope, first hauling rope passes from upper push-rod inside, and is connected on the pulling handle rod.
Preferably, second blocking device comprise for the locking pin member of front-wheel support and sliding sleeve locking, be used for the extrusion of extruding locking pin member and can move along the front-wheel support direction, and the unlock piece of drive extrusion extruding locking pin member, one end of described unlock piece is provided with second hauling rope, and described second hauling rope passes and is connected on first blocking device from lower push-rod inside.
Further, preferably, second hauling rope passes from lower push-rod inside, and is connected on first lock nut of first blocking device.
Because the enforcement of above technical scheme, the utility model compared with prior art has following advantage:
The utility model structure design novelty, simple, unlock after the locking of mechanism, the relative lower push-rod of upper push-rod is packed up, press push rod then downwards, to front slide, seat bar, lower push-rod, rear wheel support and rear pole rotate with respect to front-wheel support sliding along with sliding sleeve and draw close sliding sleeve along front-wheel support, it is folding to finish car load, folding back cart body is long-pending little, and folding smooth, no rod member is interfered.
Description of drawings
Fig. 1 is the schematic perspective view when being in deployed condition according to folding children's barrow of the present utility model;
Fig. 2 is the broken away view of Fig. 1;
Fig. 3 is that the master when being in deployed condition according to folding children's barrow of the present utility model looks scheme drawing;
Fig. 4 for be in according to folding children's barrow of the present utility model folding in master during state look scheme drawing;
Fig. 5 is that the master when being in folded state according to folding children's barrow of the present utility model looks scheme drawing;
Fig. 6 is first locking device structure fractionation scheme drawing according to folding children's barrow of the present utility model;
Fig. 7 is the second locking device structure scheme drawing according to folding children's barrow of the present utility model;
Wherein: 1, front component; 2, wheel assembly; 3, front-wheel support; 4, rear wheel support; 5, push rod; 50, lower push-rod; 51, upper push-rod; 6, seat bar; 7, sliding sleeve; 8, after poppet strut; 9, grab rail; 10, connecting rod; 11, pulling handle rod; 12, tarpaulin rod; 13, first lock nut; 14, second lock nut; 15, lock core; 16, traction locking plate; 17, lock ring; 18, lock gear; 19, stage clip; 20, first hauling rope; 21, locking pin member; 22, extrusion; 23, unlock piece; 24, second hauling rope.
The specific embodiment
To shown in Figure 7, mainly comprise go-cart vehicle frame with deployed condition and folded state according to the folding children's barrow of present embodiment as Fig. 1; Be used for the lockout mechanism of go-cart bracket locked in deployed condition; Be arranged at the front component 1 of front portion at the bottom of the go-cart vehicle frame; Be arranged at two wheel assemblies 2 at rear portion at the bottom of the go-cart vehicle frame.
Concrete go-cart vehicle frame comprises that leading section is provided with the front-wheel support 3 of front component 1, be positioned at the rear wheel support 4 that both sides and bottom are provided with wheel assembly 2 respectively, be positioned at the symmetrical push rod in both sides 5, be positioned at the symmetrical seat bar 6 in both sides, be positioned at the grab rail 9 that both sides and an end and lower push-rod rotate and be connected, be used for connecting the connecting rod 10 of grab rail 9 and seat bar 6, be positioned at the tarpaulin rod 12 that both sides and an end and push rod 5 rotate and be connected, sliding sleeve 7 and the after poppet strut 8 that can arrange slidably along the length direction of front-wheel support, wherein front-wheel support 3 extends along fore-and-aft direction, push rod 5 is included in lower push-rod 50 and the upper push-rod 51 that the end rotates and connects, the leading section of rear wheel support 4, the bottom of lower push-rod 50 rotates with sliding sleeve 7 respectively and is connected, the rearward end of seat bar 6 rotates with the rearward end of front-wheel support 3 and is connected, and the upper and lower end parts of after poppet strut 8 rotates with the bottom of the rearward end of front-wheel support 3 and rear wheel support 4 respectively and is connected.
In this example, the go-cart vehicle frame also comprises the pulling handle rod 11 between the upper end of upper push-rod 51 both sides.When children's go-cart was in deployed condition, sliding sleeve 7 was positioned at the rear portion of front-wheel support, and upper push-rod 51 is identical with the bearing of trend of lower push-rod 50 simultaneously.
Concrete lockout mechanism comprises for first blocking device of upper push-rod 51 and lower push-rod 50 relative lockings be used for second blocking device that will lock relatively between sliding sleeve 7 and the front-wheel support 3.Wherein first blocking device can make upper push-rod 51 and lower push-rod 50 relatively rotate and relative locking, and it comprises and is arranged on first lock nut 13 that is positioned at both sides upper push-rod 51 bottoms, be arranged on second lock nut 14 that matches with first lock nut 13 that is positioned at both sides lower push-rod 50 upper ends, be arranged on the lock core 15 on first lock nut 13 or second lock nut 14, be fastened on lock ring 17 on the lock core 15 by traction locking plate 16, be used for first lock nut 13 and second lock nut 14 mutually locking lock gears 18 and be arranged on stage clip 19 between lock gear 18 and first lock nut 13 or second lock nut 14.One end of traction locking plate 16 is provided with first hauling rope, 20, the first hauling ropes 20 and passes from upper push-rod inside, and is connected on the pulling handle rod 11.In this example, the two ends of pulling handle rod 11 are rotatably connected on the upper push-rod 51 that is positioned at both sides, and the middle part of pulling handle rod 11 adopts hinge to be connected.Second blocking device comprises for the locking pin member 21 that front-wheel support 3 and sliding sleeve 7 are locked, is used for pushing the extrusion 22 of locking pin member 21 and can moving along front-wheel support 3 directions, and the unlock piece 23 of drive extrusion 22 extruding locking pin members 21, wherein an end of unlock piece 23 is provided with second hauling rope 24, this second hauling rope 24 passes from lower push-rod 51 inside, and is connected on first blocking device.
Refer again to Fig. 6 and shown in Figure 7, lock core 15 is arranged on first lock nut 13, and stage clip 19 is arranged between lock gear 18 and second lock nut 14; The other end of second hauling rope 24 is connected on first lock nut 13.
Folding children's barrow of the present utility model, the operation from the deployed condition to the folded state is very simple, and smoothness is specific as follows:
Regulate pulling handle rod, drive first hauling rope pulling traction locking plate, make lock ring break away from lock core, and promotion lock gear extrusion spring, move to second lock nut, make the lock gear break away from first lock nut, thereby make upper push-rod and lower push-rod realize release, therefore, upper push-rod is folding to lower push-rod, be rotationally connected down at upper push-rod and lower push-rod, by the rotation of first lock nut, drive second hauling rope pulling unlock piece, by the movement of unlock piece, drive extrusion and pushing locking pin member, when locking pin member and front-wheel support are mutually concordant, sliding sleeve slides to the front portion of front-wheel support, when sliding sleeve was in the forefront of front-wheel support, it was folding namely to have finished car load, and folding back cart body is long-pending little, folding smooth, no rod member is interfered.
More than the utility model has been done detailed description; its purpose is to allow the personage that is familiar with this art can understand content of the present utility model and is implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to spiritual essence of the present utility model change or modify, and all should be encompassed in the protection domain of the present utility model.
Claims (10)
1. folding children's barrow, it comprises the go-cart vehicle frame with deployed condition and folded state, be used for the lockout mechanism of go-cart bracket locked in deployed condition, be arranged at the front component (1) of front portion at the bottom of the described go-cart vehicle frame, be arranged at two wheel assemblies (2) at rear portion at the bottom of the described go-cart vehicle frame, described go-cart vehicle frame comprises that leading section is provided with the front-wheel support of described front component (1) (3), be positioned at the rear wheel support (4) that both sides and bottom are provided with described wheel assembly (2) respectively, be positioned at the symmetrical push rods in both sides (5), be positioned at the symmetrical seat bar (6) in both sides, it is characterized in that: described front-wheel support (3) extends along fore-and-aft direction, described children trolley also comprises the sliding sleeve (7) that can arrange slidably along the length direction of described front-wheel support (3), after poppet strut (8), described push rod (5) is included in lower push-rod (50) and the upper push-rod (51) that the end rotates and connects, the leading section of described rear wheel support (4), the bottom of described lower push-rod (50) rotates with described sliding sleeve (7) respectively and is connected, the rearward end of described seat bar (6) rotates with the rearward end of described front-wheel support (3) and is connected, the upper and lower end parts of described after poppet strut (8) rotates with the bottom of the rearward end of described front-wheel support (3) and rear wheel support (4) respectively and is connected, when described children trolley was in deployed condition, described sliding sleeve (7) was positioned at the rear portion of described front-wheel support (3).
2. folding children's barrow according to claim 1 is characterized in that: described go-cart vehicle frame also comprises and is positioned at the grab rail (9) that both sides and an end and described lower push-rod (51) rotate and be connected.
3. folding children's barrow according to claim 2, it is characterized in that: be provided with connecting rod (10) between the described grab rail (9) of homonymy and the described seat bar (6), the both ends of this connecting rod (10) rotate with described seat bar (6) with described grab rail (9) respectively and are connected.
4. folding children's barrow according to claim 1 is characterized in that: be connected with pulling handle rod (11) between the upper end of the described upper push-rod (51) of both sides.
5. folding children's barrow according to claim 1, it is characterized in that: when described children trolley was in deployed condition, described upper push-rod (51) was identical with the bearing of trend of described lower push-rod (50).
6. folding children's barrow according to claim 1 is characterized in that: described go-cart vehicle frame also comprises and is positioned at the tarpaulin rod (12) that both sides and an end and described upper push-rod (51) rotate and be connected.
7. folding children's barrow according to claim 4 is characterized in that: described lockout mechanism comprises for first blocking device of the relative locking with described lower push-rod (50) of described upper push-rod (51) be used for second blocking device that will lock relatively between described sliding sleeve (7) and the described front-wheel support (3).
8. folding children's barrow according to claim 7, it is characterized in that: described first blocking device can make described upper push-rod (51) and described lower push-rod (50) relatively rotate and relative locking, it comprises and is arranged on first lock nut (13) that is positioned at the described upper push-rods in both sides (51) bottom, be arranged on second lock nut (14) corresponding with described first lock nut (13) that is positioned at the described lower push-rods in both sides (50) upper end, be arranged on the lock core (15) on described first lock nut (13) or second lock nut (14), be fastened on lock ring (17) on the described lock core (15) by traction locking plate (16), be used for will described first lock nut (13) and the mutual lock gear (18) that locks of described second lock nut (14) and be arranged on described lock gear (18) and described first lock nut (13) or described second lock nut (14) between stage clip (19), one end of described traction locking plate (16) is provided with first hauling rope (20), described first hauling rope (20) passes from described upper push-rod (51) inside, and is connected on the described pulling handle rod (11).
9. folding children's barrow according to claim 7, it is characterized in that: described second blocking device comprises the locking pin member (21) of locking for described front-wheel support (3) and described sliding sleeve (7), be used for pushing the extrusion (22) of described locking pin member (21) and can moving along described front-wheel support (3) direction, and drive the unlock piece (23) that described extrusion (22) pushes described locking pin member (21), one end of described unlock piece (23) is provided with second hauling rope (24), described second hauling rope (24) passes from described lower push-rod (51) inside, and is connected on described first blocking device.
10. folding children's barrow according to claim 9, it is characterized in that: described second hauling rope (24) passes from described lower push-rod (51) inside, and is connected on described first lock nut (13) of described first blocking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320003361.2U CN203172672U (en) | 2013-01-05 | 2013-01-05 | Foldable stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320003361.2U CN203172672U (en) | 2013-01-05 | 2013-01-05 | Foldable stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203172672U true CN203172672U (en) | 2013-09-04 |
Family
ID=49069415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320003361.2U Expired - Fee Related CN203172672U (en) | 2013-01-05 | 2013-01-05 | Foldable stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203172672U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619645A (en) * | 2019-09-17 | 2020-09-04 | 彭水毅 | Children's barrow |
-
2013
- 2013-01-05 CN CN201320003361.2U patent/CN203172672U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619645A (en) * | 2019-09-17 | 2020-09-04 | 彭水毅 | Children's barrow |
| CN111619645B (en) * | 2019-09-17 | 2024-05-21 | 彭水毅 | Child cart |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20220105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |