CN204488875U - The rear support structure of doll carriage - Google Patents
The rear support structure of doll carriage Download PDFInfo
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- CN204488875U CN204488875U CN201520103126.1U CN201520103126U CN204488875U CN 204488875 U CN204488875 U CN 204488875U CN 201520103126 U CN201520103126 U CN 201520103126U CN 204488875 U CN204488875 U CN 204488875U
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- right strut
- strut
- support rod
- trace
- pin joint
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Abstract
The utility model discloses a kind of rear support structure of doll carriage, comprise symmetrical two rear poles, be connected with respectively between two rear poles, lower folding support rod, upper folding support rod comprises a left side, upper right strut, left, the inner end pin joint of upper right strut connects, left, the outer end of upper right strut connects in succession with the upper pin of two rear poles respectively, lower folding support rod comprises a left side, bottom right strut and step, left, the inner end of bottom right strut and step three pin joint connect, left, the outer end of bottom right strut connects in succession with the lower pin of two rear poles respectively, between upper left strut and bottom right strut, pin joint is connected with the first trace, the utility model is by arranged in a crossed manner first, second trace is upper, interlink function is played between lower folding support rod, when drawing operation in, only need down to trample pin, the folding gathering between two rear poles can be completed, structure is simple, cost is lower and have better practicality.
Description
Technical field
The utility model relates to a kind of doll carriage, particularly relates to a kind of rear support structure of doll carriage.
Background technology
Existing doll carriage mainly comprises folding vehicle frame, seat mechanism, front component, wheel assembly, described vehicle frame is locked in the lockout mechanism under expanded position.Described vehicle frame comprises the side stand being positioned at left and right sides portion, described seat mechanism is arranged between the side stand of both sides, the side stand of every side comprises front frame, push rod and after poppet, for the ease of about two side stands to gathering, generally all be provided with between described two after poppets can left and right to the rear support component drawn in, existing rear support component is mostly complex structure, assembling inconvenience and cost is higher.
Summary of the invention
The utility model object is: provide that a kind of structure is simple, cost is lower and have the rear support structure of the doll carriage of better practicality.
The technical solution of the utility model is: a kind of rear support structure of doll carriage, comprise symmetrical two rear poles, folding support rod and lower folding support rod is connected with respectively between two rear poles, described upper folding support rod comprises a left side, upper right strut, left, the inner end pin joint of upper right strut connects, left, the outer end of upper right strut connects in succession with the upper pin of two rear poles respectively, described lower folding support rod comprises a left side, bottom right strut and step, left, the inner end of bottom right strut and step three pin joint connect, left, the outer end of bottom right strut connects in succession with the lower pin of two rear poles respectively, between described upper left strut and bottom right strut, pin joint is connected with the first trace, between described upper right strut and lower-left strut, pin joint is connected with the second trace, when vehicle frame draws in, under trample pin, step drives lower folding support rod to draw in falling chevron pointing, and upper folding support rod is first, under the induced effect of the second trace, synchronous gathering is in falling chevron pointing.
Further, the upper end of described first trace is connected with the inside portion pin joint of upper left strut, the lower end of described first trace is connected with the outside portion pin joint of bottom right strut, the upper end of described second trace is connected with the inside portion pin joint of upper right strut, and the lower end of described second trace is connected with the outside portion pin joint of lower-left strut.
The utility model has the advantages that: the utility model is connected with upper and lower folding support rod respectively between two rear poles, and between upper and lower folding support rod, play interlink function by first, second trace arranged in a crossed manner, when drawing operation in, only need down to trample pin, can complete the folding gathering between two rear poles, structure is simple, cost is lower and have better practicality.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is the structural representation of the utility model when being in deployed condition;
Fig. 2 is the structural representation that the utility model is in folding process;
Fig. 3 is package assembly schematic diagram of the present utility model;
Fig. 4 is the structural representation of the utility model when being in enforcement state.
Wherein: 1 rear pole;
Folding support rod on 2; 21 upper left struts; 22 upper right struts;
3 times folding support rods; 31 lower-left struts; 32 bottom right struts; 33 steps;
4 first traces;
5 second traces.
Detailed description of the invention
Embodiment: as shown in Figures 1 to 4, a kind of rear support structure of doll carriage, comprise symmetrical two rear poles 1, folding support rod 2 and lower folding support rod 3 is connected with respectively between two rear poles 1, described upper folding support rod 2 comprises a left side, upper right strut 21, 22, left, upper right strut 21, the inner end pin joint of 22 connects, left, upper right strut 21, the outer end of 22 connects in succession with the upper pin of two rear poles 1 respectively, described lower folding support rod 3 comprises a left side, bottom right strut 31, 32 and step 33, left, bottom right strut 31, the inner end of 32 and step 33 three pin joint connect, left, bottom right strut 31, the outer end of 32 connects in succession with the lower pin of two rear poles 1 respectively, between described upper left strut 21 and bottom right strut 32, pin joint is connected with the first trace 4, between described upper right strut 22 and lower-left strut 31, pin joint is connected with the second trace 5, when vehicle frame draws in, under trample pin 33, step 33 drives lower folding support rod 3 to draw in falling chevron pointing, and upper folding support rod 2 is first, second trace 4, under the induced effect of 5, synchronous gathering is in falling chevron pointing.
The described upper end of the first trace 4 is connected with the inside portion pin joint of upper left strut 21, the described lower end of the first trace 4 is connected with the outside portion pin joint of bottom right strut 32, the described upper end of the second trace 5 is connected with the inside portion pin joint of upper right strut 22, and the described lower end of the second trace 5 is connected with the outside portion pin joint of lower-left strut 31.
The utility model is connected with upper and lower folding support rod 2 and 3 respectively between two rear poles 1, and between upper and lower folding support rod 2 and 3, play interlink function by first, second trace 4 and 5 arranged in a crossed manner, when drawing operation in, only need down to trample pin 33, can complete the folding gathering between two rear poles 1, structure is simple, cost is lower and have better practicality.
Below be only embody rule example of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.
Claims (2)
1. the rear support structure of a doll carriage, comprise symmetrical two rear poles (1), it is characterized in that: between two rear poles (1), be connected with folding support rod (2) and lower folding support rod (3) respectively, described upper folding support rod (2) comprises a left side, upper right strut (21, 22), left, upper right strut (21, 22) inner end pin joint connects, left, upper right strut (21, 22) outer end connects in succession with the upper pin of two rear poles (1) respectively, described lower folding support rod (3) comprises a left side, bottom right strut (31, 32) and step (33), left, bottom right strut (31, 32) inner end and step (33) three's pin joint connect, left, bottom right strut (31, 32) outer end connects in succession with the lower pin of two rear poles (1) respectively, between described upper left strut (21) and bottom right strut (32), pin joint is connected with the first trace (4), between described upper right strut (22) and lower-left strut (31), pin joint is connected with the second trace (5), when vehicle frame draws in, under trample pin (33), step (33) drives lower folding support rod (3) to draw in falling chevron pointing, and upper folding support rod (2) is first, second trace (4, 5) under induced effect, synchronous gathering is in falling chevron pointing.
2. the rear support structure of a kind of doll carriage according to claim 1, it is characterized in that: the upper end of described first trace (4) is connected with the inside portion pin joint of upper left strut (21), the lower end of described first trace (4) is connected with the outside portion pin joint of bottom right strut (32), the upper end of described second trace (5) is connected with the inside portion pin joint of upper right strut (22), and the lower end of described second trace (5) is connected with the outside portion pin joint of lower-left strut (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520103126.1U CN204488875U (en) | 2015-02-12 | 2015-02-12 | The rear support structure of doll carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520103126.1U CN204488875U (en) | 2015-02-12 | 2015-02-12 | The rear support structure of doll carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204488875U true CN204488875U (en) | 2015-07-22 |
Family
ID=53568148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520103126.1U Active CN204488875U (en) | 2015-02-12 | 2015-02-12 | The rear support structure of doll carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204488875U (en) |
-
2015
- 2015-02-12 CN CN201520103126.1U patent/CN204488875U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |