CN201224425Y - Five-connecting rod vehicle frame - Google Patents
Five-connecting rod vehicle frame Download PDFInfo
- Publication number
- CN201224425Y CN201224425Y CNU2008200863241U CN200820086324U CN201224425Y CN 201224425 Y CN201224425 Y CN 201224425Y CN U2008200863241 U CNU2008200863241 U CN U2008200863241U CN 200820086324 U CN200820086324 U CN 200820086324U CN 201224425 Y CN201224425 Y CN 201224425Y
- Authority
- CN
- China
- Prior art keywords
- tube
- pipe
- connecting rod
- bar
- vehicle frame
- Prior art date
- 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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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model discloses a five-bar vehicle frame, which comprises two symmetrical side supports connected with each other through a bottom shore, and is characterized in that the side supports include a handlebar pipe, a back feet pipe with the upper end part in rotatable connection with the upper end of the handlebar pipe, a base rod with the rear end part in rotatable connection with the lower end of the back feet pipe, and a front feet pipe in rotatable connection with the front section of the base rod, the upper end part of the front feet pipe is in directional rotating connection with the lower end part of the handlebar pipe by a large joint, and the handlebar pipe, the back feet pipe, the base rod, the front feet pipe and the large joint form a five-bar mechanism. The utility model has advantages of more convenient folding, smaller size after folding, and smooth and beautiful appearance of the vehicle frame.
Description
Technical field
The utility model relates to a kind of frame for baby cart, relates in particular to a kind of five connecting rod vehicle frames.
Background technology
Existing vehicle frame is for easy to carry, its various piece all is folding, and as vehicle frame, vehicle frame generally comprises the support of two symmetries, be provided with support bracket fastened bindiny mechanism between the support, bindiny mechanism is provided with seat, and cantilever tip is provided with handlebar, and the bottom is provided with wheel, existing support generally all is made up of by being hinged 4 connecting rods, though the vehicle frame of 4 connecting rods also can be realized the folding of vehicle frame, folds inconvenience, and the vehicle frame profile is smooth, slick and sly inadequately.
Summary of the invention
The utility model provides five connecting rod vehicle frames of a kind of vehicle frame profile smoothness, slyness and folding convenient.
A kind of five connecting rod vehicle frames, comprise two by the symmetrical side stand of bottom bracing connection, described side stand comprises driver tube, upper end and driver tube upper end pivotally attached rear foot tube, rearward end with rear foot tube lower end pivotally attached base bar, do being connected of directed rotation with the bottom of driver tube by big joint with the upper end of base bar leading portion pivotally attached front foot pipe, described front foot pipe, driver tube, rear foot tube, base bar, front foot pipe, five-bar mechanism of joint formation greatly.
The driver tube upper end is hinged by the driver joint with the rear foot tube upper end.
Be hinged with back support bar on the base bar, back support bar is hinged by backrest angle adjust bar and rear foot tube.
The utility model provides a kind of five connecting rod vehicle frames, and the holder part of its vehicle frame is made up of five connecting rods, and folding more convenient, volume after folding is littler, and vehicle frame profile smoothness, slyness, and is very attractive in appearance.
Description of drawings
Fig. 1 is the structural representation of the utility model five connecting rod vehicle frames;
Fig. 2 is the structural representation of frame sides support shown in Figure 1;
Fig. 3 is a side stand view under the folded state.
The specific embodiment
As shown in the figure, a kind of five connecting rod vehicle frames, comprise two by the symmetrical side stand 1 of bottom bracing connection, side stand 1 comprises driver tube 2, upper end and driver tube 2 upper end pivotally attached rear foot tubes 6, rearward end with rear foot tube 6 lower end pivotally attached base bars 5, do directed being connected of rotating with the bottom of driver tube 2 by big joint 3 with the upper end of base bar 5 leading portion pivotally attached front foot pipe 4, front foot pipe 4, and driver tube 2, rear foot tube 6, base bar 5, front foot pipe 4, big joint 3 form a five-bar mechanism.
Be hinged with back support bar 8 on the base bar 5, back support bar 8 is hinged by backrest angle adjust bar 9 and rear foot tube 6.
The similar u type in cross section in big joint 3, cross section u type mouth forward when hinged.
During vehicle frame folding in the side stand 1 driver tube 2 inwardly overturn, drive big joint 3 and move inward, simultaneously front foot pipe 4 inwardly overturn, upwards upset of base bar 5, driver tube 2 closes up mutually with front foot pipe 4, folds to finish.
Claims (4)
1. connecting rod vehicle frame, comprise two by the symmetrical side stand (1) of bottom bracing connection, it is characterized in that: described side stand (1) comprises driver tube (2), upper end and driver tube (2) upper end pivotally attached rear foot tube (6), rearward end and rear foot tube (6) lower end pivotally attached base bar (5), with base bar (5) leading portion pivotally attached front foot pipe (4), the bottom of the upper end of described front foot pipe (4) and driver tube (2) by big joint (3) do directed rotate be connected described driver tube (2), rear foot tube (6), base bar (5), front foot pipe (4), big joint (3) forms a five-bar mechanism.
2. five connecting rod vehicle frames according to claim 1 is characterized in that: described driver tube (2) upper end is hinged by driver joint (7) with rear foot tube (6) upper end.
3. five connecting rod vehicle frames according to claim 1 and 2 is characterized in that: be hinged with back support bar (8) on the described base bar (5).
4. five connecting rod vehicle frames according to claim 3 is characterized in that: described back support bar (8) is hinged by backrest angle adjust bar (9) and rear foot tube (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200863241U CN201224425Y (en) | 2008-05-07 | 2008-05-07 | Five-connecting rod vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200863241U CN201224425Y (en) | 2008-05-07 | 2008-05-07 | Five-connecting rod vehicle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201224425Y true CN201224425Y (en) | 2009-04-22 |
Family
ID=40597305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200863241U Expired - Fee Related CN201224425Y (en) | 2008-05-07 | 2008-05-07 | Five-connecting rod vehicle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201224425Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004965A (en) * | 2016-06-08 | 2016-10-12 | 中山盛加儿童用品有限公司 | Novel folding trolley |
-
2008
- 2008-05-07 CN CNU2008200863241U patent/CN201224425Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004965A (en) * | 2016-06-08 | 2016-10-12 | 中山盛加儿童用品有限公司 | Novel folding trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090422 Termination date: 20110507 |