CN204488880U - A kind of Foldable baby stroller - Google Patents
A kind of Foldable baby stroller Download PDFInfo
- Publication number
- CN204488880U CN204488880U CN201520164472.0U CN201520164472U CN204488880U CN 204488880 U CN204488880 U CN 204488880U CN 201520164472 U CN201520164472 U CN 201520164472U CN 204488880 U CN204488880 U CN 204488880U
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- China
- Prior art keywords
- wheel support
- bearing pin
- connecting rod
- wheels
- flexibly connected
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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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- 230000000712 assembly Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
Abstract
The purpose of this utility model proposes a kind of Foldable baby stroller, and this kind of Foldable baby stroller after folding its trailing wheel is ensconced inside front-wheel, and folding volume is little, easy to carry.This Foldable baby stroller comprises front component, front-wheel support, wheel assembly, rear wheel support, seat pillar, push rod, end connecting rod and side handrail, the rear end of described side handrail is flexibly connected with the middle part of push rod by the first bearing pin, and the front end of side handrail is flexibly connected with the top of front-wheel support, the front end of seat pillar respectively by the 4th bearing pin; The bottom of described push rod is flexibly connected with the top of rear wheel support, the rear end of end connecting rod respectively by the second bearing pin; The front end of connecting rod of the described end is connected with the bottom of front-wheel support by the 5th bearing pin; The rear end of described seat pillar is flexibly connected with the middle part of rear wheel support by the 3rd bearing pin; The axial wheelspan of two trailing wheels on described wheel assembly is less than the axial wheelspan of two front-wheels on front component, and two front-wheels are installed on the both sides of front component respectively by rotating shaft.
Description
Technical field
The utility model relates to a kind of doll carriage.
Background technology
Doll carriage is mainly divided into non-folding and collapsible, wherein Foldable baby stroller have folding after to take up room little advantage, can car trunk be put into after folding, therefore go out accommodating, deeply welcomed by the people.Current Foldable baby stroller has developed a lot of year, and its folding mode is varied, but a lot of foldable carriage for children structure is comparatively complicated, and space shared after folding is still comparatively large, and cost is also higher, have impact on its share of market.
Utility model content
The purpose of this utility model proposes a kind of Foldable baby stroller, and this kind of Foldable baby stroller after folding its trailing wheel is ensconced inside front-wheel, and folding volume is little, easy to carry.
Foldable baby stroller of the present utility model comprises front component, front-wheel support, the wheel assembly with two trailing wheels, rear wheel support, seat pillar, push rod, end connecting rod and the side handrail with two front-wheels, described wheel assembly is fixed on rear wheel support, front component is fixed on front-wheel support, key is that the rear end of described side handrail is flexibly connected with the middle part of push rod by the first bearing pin, and the front end of side handrail is flexibly connected with the top of front-wheel support, the front end of seat pillar respectively by the 4th bearing pin; The bottom of described push rod is flexibly connected with the top of rear wheel support, the rear end of end connecting rod respectively by the second bearing pin; The front end of connecting rod of the described end is connected with the bottom of front-wheel support by the 5th bearing pin; The rear end of described seat pillar is flexibly connected with the middle part of rear wheel support by the 3rd bearing pin; The axial wheelspan of two trailing wheels on described wheel assembly is less than the axial wheelspan of two front-wheels on front component, and described two front-wheels are installed on the both sides of front component respectively by rotating shaft.
In the utility model, push rod, side handrail, rear wheel support, seat pillar form the first quadrilateral connecting rod mechanism, and push rod, side handrail, end connecting rod, front-wheel support form the second quadrilateral connecting rod mechanism, above-mentioned two connecting rod mechanisms form interlock connecting rod mechanism by the first bearing pin of sharing, the second bearing pin.
When folding, need the directed force F applied at the second bearing pin place backward, second bearing pin is moved along the direction of power F, and now in the second quadrilateral connecting rod mechanism, front component is fixed on front-wheel support, front component can move under the pulling of end connecting rod backward with the 5th bearing pin, second bearing pin is simultaneously also in the first quadrilateral connecting rod mechanism, when second bearing pin moves along power F direction, rear wheel support can relatively rotate around the 3rd bearing pin of seat pillar rear end, wheel assembly is fixed on rear wheel support, now wheel assembly will move near front-wheel direction along with the rotation of rear wheel support.Because two connecting rod mechanisms are interaction relation, when the second bearing pin is along while the movement of power F direction, front component and wheel assembly also move to direction in opposite directions simultaneously.
When front component and wheel assembly move to front-wheel and trailing wheel infall, the axial wheelspan due to two trailing wheels on wheel assembly is less than the axial wheelspan of two front-wheels on front component, and wheel assembly will at the medial motion of front component; Continue applying power F, vehicle frame is under the effect of two four-bar linkages, and wheel assembly continues to move round about in the inner side of front component, completes vehicle frame folding, now wheel assembly is in the inner side of vehicle frame both sides front-wheel support assembly, greatly reduces the space shared by doll carriage.
Further, described wheel assembly also comprises brake assemblies, and described two trailing wheels are installed on the two ends of brake assemblies respectively, and described brake assemblies is fixed on rear wheel support, controls for realizing brake.
Further, described push rod is formed by connecting by rotation lock device by upper push-rod, lower push-rod, when folding, upper push-rod, lower push-rod also can be folded, and reduces further taken up space.
Foldable baby stroller structure of the present utility model is simple, and folding operation is convenient, and its trailing wheel is ensconced inside front-wheel after folding, takes up room little, easy to carry.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the deployed condition of Foldable baby stroller of the present utility model.
Fig. 2 is the lateral plan of the deployed condition of Foldable baby stroller of the present utility model.
Fig. 3 is the schematic perspective view in the folding process of Foldable baby stroller of the present utility model.
Fig. 4 is the lateral plan in the folding process of Foldable baby stroller of the present utility model.
Fig. 5 is the schematic perspective view of the folded state of Foldable baby stroller of the present utility model.
Accompanying drawing indicates: 1, front component; 2, front-wheel support; 3, wheel assembly; 31, trailing wheel; 32, brake assemblies; 4, rear wheel support; 5, seat pillar; 6, push rod; 61, upper push-rod; 62, lower push-rod; 7, end connecting rod; 8, side handrail; 9, rotation lock device; A, the first bearing pin; B, the second bearing pin; C, the 3rd bearing pin; D, the 4th bearing pin; E, the 5th bearing pin.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the effect and principle of work etc. of detailed description of the invention of the present utility model as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail.
Embodiment 1:
As shown in the figure, the Foldable baby stroller of the present embodiment comprises the front component 1 with two front-wheels 11, front-wheel support 2, there is the wheel assembly 3 of two trailing wheels 31 and brake assemblies 32, rear wheel support 4, seat pillar 5, push rod 6, end connecting rod 7 and side handrail 8, two trailing wheels 31 are installed on the two ends of brake assemblies 32 respectively, described brake assemblies 32 is fixed on rear wheel support 4, front component 1 is fixed on front-wheel support 2, the rear end of described side handrail 8 is flexibly connected with the middle part of push rod 6 by the first bearing pin A, the front end of side handrail 8 by the 4th bearing pin D respectively with the top of front-wheel support 2, the front end of seat pillar 5 is flexibly connected, the bottom of described push rod 6 is flexibly connected with the top of rear wheel support 4, the rear end of end connecting rod 7 respectively by the second bearing pin B, the front end of connecting rod of the described end 7 is connected with the bottom of front-wheel support 2 by the 5th bearing pin E, the rear end of described seat pillar 5 is flexibly connected with the middle part of rear wheel support 4 by the 3rd bearing pin C, the axial wheelspan of two trailing wheels 31 on described wheel assembly 3 is less than the axial wheelspan of two front-wheels 11 on front component 1, and described two front-wheels 11 are installed on the both sides of front component 1 respectively by rotating shaft, namely two front-wheels 11 are not directly connected by rotating shaft.
Described push rod 6 is formed by connecting by rotation lock device 9 by upper push-rod 61, lower push-rod 62, when folding, upper push-rod 61, lower push-rod 62 also can be folded, and reduces further taken up space.
In the utility model, push rod 6, side handrail 8, rear wheel support 4, seat pillar 5 form the first quadrilateral connecting rod mechanism, and push rod 6, side handrail 8, end connecting rod 7, front-wheel support 2 form the second quadrilateral connecting rod mechanism, above-mentioned two connecting rod mechanisms form interlock connecting rod mechanism by the first bearing pin A, the second bearing pin B shared.
As shown in Figure 2, when folding, need the directed force F applied at the second bearing pin B place backward, second bearing pin B is moved along the direction of power F, and now in the second quadrilateral connecting rod mechanism, front component 1 is fixed on front-wheel support 2, front component 1 can move under the pulling of end connecting rod 7 backward with the 5th bearing pin E, second bearing pin B is simultaneously also in the first quadrilateral connecting rod mechanism, when second bearing pin B moves along power F direction, rear wheel support 4 can relatively rotate around the 3rd bearing pin C of seat pillar 5 rear end, wheel assembly 3 is fixed on rear wheel support 4, now wheel assembly 3 will move near front-wheel direction along with the rotation of rear wheel support 4.Because two connecting rod mechanisms are interaction relation, when the second bearing pin B is along while the movement of power F direction, front component 1 and wheel assembly 3 also move to direction in opposite directions simultaneously.
As shown in Figure 3,4, when front component 1 and wheel assembly 3 move to front-wheel 11 with trailing wheel 31 infall, axial wheelspan due to two trailing wheels 31 on wheel assembly 3 is less than the axial wheelspan of two front-wheels 11 on front component 1, and wheel assembly 3 will at the medial motion of front component 1; Continue applying power F, vehicle frame is under the effect of two four-bar linkages, wheel assembly 3 continues to move round about in the inner side of front component 1, complete vehicle frame folding, as shown in Figure 5, now wheel assembly 3 is in the inner side of vehicle frame both sides front-wheel support 2 assembly, greatly reduces the space shared by doll carriage.
Claims (3)
1. a Foldable baby stroller, comprise front component, front-wheel support, the wheel assembly with two trailing wheels, rear wheel support, seat pillar, push rod, end connecting rod and the side handrail with two front-wheels, described wheel assembly is fixed on rear wheel support, front component is fixed on front-wheel support, it is characterized in that the rear end of described side handrail is flexibly connected with the middle part of push rod by the first bearing pin, the front end of side handrail is flexibly connected with the top of front-wheel support, the front end of seat pillar respectively by the 4th bearing pin; The bottom of described push rod is flexibly connected with the top of rear wheel support, the rear end of end connecting rod respectively by the second bearing pin; The front end of connecting rod of the described end is connected with the bottom of front-wheel support by the 5th bearing pin; The rear end of described seat pillar is flexibly connected with the middle part of rear wheel support by the 3rd bearing pin; The axial wheelspan of two trailing wheels on described wheel assembly is less than the axial wheelspan of two front-wheels on front component, and described two front-wheels are installed on the both sides of front component respectively by rotating shaft.
2. Foldable baby stroller according to claim 1, is characterized in that described wheel assembly also comprises brake assemblies, and described two trailing wheels are installed on the two ends of brake assemblies respectively, and described brake assemblies is fixed on rear wheel support.
3. Foldable baby stroller according to claim 1, is characterized in that described push rod is formed by connecting by rotation lock device by upper push-rod, lower push-rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520164472.0U CN204488880U (en) | 2015-03-24 | 2015-03-24 | A kind of Foldable baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520164472.0U CN204488880U (en) | 2015-03-24 | 2015-03-24 | A kind of Foldable baby stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204488880U true CN204488880U (en) | 2015-07-22 |
Family
ID=53568153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520164472.0U Expired - Fee Related CN204488880U (en) | 2015-03-24 | 2015-03-24 | A kind of Foldable baby stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204488880U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105292224A (en) * | 2015-11-13 | 2016-02-03 | 昆山威凯儿童用品有限公司 | Foldable infant stroller |
| CN105691435A (en) * | 2016-01-26 | 2016-06-22 | 昆山捷宝儿童用品有限公司 | Foldable baby carriage |
| CN106515831A (en) * | 2016-11-22 | 2017-03-22 | 昆山市贝尔儿童用品有限公司 | Light vehicle and folding mechanism thereof |
-
2015
- 2015-03-24 CN CN201520164472.0U patent/CN204488880U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105292224A (en) * | 2015-11-13 | 2016-02-03 | 昆山威凯儿童用品有限公司 | Foldable infant stroller |
| CN105691435A (en) * | 2016-01-26 | 2016-06-22 | 昆山捷宝儿童用品有限公司 | Foldable baby carriage |
| CN106515831A (en) * | 2016-11-22 | 2017-03-22 | 昆山市贝尔儿童用品有限公司 | Light vehicle and folding mechanism thereof |
| CN106515831B (en) * | 2016-11-22 | 2018-12-14 | 昆山市贝尔儿童用品有限公司 | Light roadster and its fold mechanism |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20170324 |