CN203623871U - Mother-and-baby tricycle folding and rotating mechanism - Google Patents
Mother-and-baby tricycle folding and rotating mechanism Download PDFInfo
- Publication number
- CN203623871U CN203623871U CN201320454599.7U CN201320454599U CN203623871U CN 203623871 U CN203623871 U CN 203623871U CN 201320454599 U CN201320454599 U CN 201320454599U CN 203623871 U CN203623871 U CN 203623871U
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- China
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- folding arm
- folding
- pull bar
- foldable base
- adapter sleeve
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Abstract
The utility model belongs to the technical field of machinery, and relates to a mother-and-baby tricycle folding and rotating mechanism comprising a steering joint and a pulling rod component mounted at one end of the steering joint. The steering joint and the pulling rod component are connected through a folding seat. The steering joint comprises a folding arm and a rotary member arranged at one end of the folding arm, the other end of the folding arm is connected to the folding seat, and the folding arm is in an S shape; one end of the folding arm is transversely in a cylindrical tubular shape, a gear is arranged on the inner side of the cylindrical tube, a groove is longitudinally formed in the middle of the cylindrical tube, the rotary member is inserted into the groove, and the folding arm and the rotary member are connected through a connector; the other end of the folding arm is transversely in a cylindrical tubular shape, a gear is arranged on the inner side, and the folding arm is connected to the folding seat through a connector. The mother-and-baby tricycle folding and rotating mechanism has the advantages that two front wheels can rotate flexibly, functions of reducing the size and changing the riding states can be achieved by rotating, and the mother-and-baby tricycle folding and rotating mechanism is simple to operate and safe and handy.
Description
Technical field
The utility model relates to the folding rotating mechanism of a kind of three-wheel Maternal-infant wheel barrow, belongs to field of mechanical technique.
Background technology
What at present three-wheel (mother and baby) car adopted is fixed type mechanism, can not two front-wheels of flexible rotating, and also disassembly mechanism, very loaded down with trivial details, not easy to operate, can not be folded into flexibly small size and store.
Summary of the invention
In order to overcome the deficiency of prior art structure, the utility model provides a kind of three-wheel Maternal-infant wheel barrow to fold rotating mechanism.
The utility model solves the technical scheme that its technical matters adopts: comprise steering swivel and be arranged on the rod assembly of steering swivel upper end, steering swivel lower end and foldable base link together.
Rod assembly comprises the first pull bar and the second pull bar, first pull bar one end is provided with bulb, the first pull bar other end is equipped with the first adapter sleeve, second pull bar one end is provided with bulb and is connected with steering swivel, the second pull bar other end is equipped with the second adapter sleeve, and the first adapter sleeve cooperatively interacts and is connected with the second adapter sleeve.
Steering swivel comprises the revolving part that folding arm and folding arm one end are provided with, and revolving part is connected with bulb, and the folding arm other end connects foldable base.
Folding arm is S-shaped, the horizontal cylindrical tubulose in folding arm one end, cylindrical tubular inner side is provided with gear, cylindrical tubular is the middle groove that is provided with longitudinally, in groove, insert revolving part, folding arm is connected by attaching parts with revolving part, the horizontal cylindrical tubulose of the folding arm other end, inner side is provided with gear, is connected with foldable base by attaching parts.
Revolving part comprises head tube and is arranged on the head tube attaching parts of head tube bottom, head tube and head tube attaching parts are bolted, handle is equipped with in bolt one end, between bolt and handle, be provided with spring, handle one side is inserted with bolt, between handle and bolt, be provided with spring, head tube attaching parts one end is connected with folding arm.
Foldable base top is longitudinally provided with hold down groove, is provided with one group of two folding arm in foldable base hold down groove, in foldable base one side, is provided with gear, and foldable base top is cap shape.
Attaching parts comprises gear push rod, and gear push rod one end is provided with spring, and the spring other end is provided with lower cover, between lower cover and spring, is provided with pad, and lower cover is fixed by bolt and foldable base, and the gear push rod other end is through folding arm and foldable base connecting valve button.
The cylindrical handlebar-like of the first adapter sleeve, is provided with outside thread; Columniform the first pull bar and second pull bar one end diameter are larger than other end diameter, are step-like; The second adapter sleeve is cylindrical, and one section of inner side is provided with the negative thread mutually mating with the outside thread of the first adapter sleeve.
The benefit of the utility model patent be for can realize two front-wheels of flexible rotating, can be reached reduced volume and be changed riding condition function, not only simple to operate but also safe ready by rotation.
Accompanying drawing explanation
Fig. 1 is the utility model entirety blast structural representation;
Fig. 2 is the utility model revolving part structural representation;
Fig. 3 is the utility model folding arm structural representation;
Fig. 4 is the utility model foldable base structural representation.
The specific embodiment
When considered in conjunction with the accompanying drawings, by the detailed description with reference to below, can more completely understand better the utility model and easily learn wherein many advantages of following, but accompanying drawing described herein is used to provide further understanding of the present utility model, form a part of the present utility model, schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.
Embodiment 1: as shown in Figures 1 to 4, comprise steering swivel 207, rod assembly and foldable base 12, spring 23 is penetrated to head tube 1, head tube connector 2 is aimed to gear and pack head tube 1 into, bolt 19 screws in head tube 1, play locking effect, handle 20 is buckled on bolt 19, and spring 21 packs in handle 20 holes, fixing with bolt 22, play and get loose fast and separate, complete rotation and folder function; Shift knob 17 is arranged on folding arm 8, the revolving part assembling is packed in folding arm 8, the gear that gear push rod 11 is aimed at revolving part inside packs in folding arm 8, bolt 10 is screwed in shift knob 17, spring 9 is packed in gear push rod 11, cover pad 4 and folding arm 8 bottoms, bolt 18 is screwed in bolt hole the position, hole of three difference alignment shim 4 totally, and fastening putting in place, finally cover lower cover 3; Shift knob 16 is arranged on gear push rod 15, folding arm 8 is packed in foldable base 12, the gear that gear push rod 15 is aimed at foldable base 12 inside packs in folding arm 8, bolt 14 is screwed in shift knob 16, spring 13 is packed in gear push rod 15, covers pad 7, by bolt 6 totally three respectively alignment shim 7 and folding arm 8 base apertures positions screw in bolts hole, and fastening putting in place, finally cover lower cover 5.
The first pull bar 203 right-hand members are inserted in to the first adapter sleeve 201 left ends, the second pull bar 204 left ends are inserted in to the second adapter sleeve 202 right-hand members, then the first adapter sleeve 201 assembling and the second adapter sleeve 202 are aimed to screw thread and screw, and fastening putting in place; The circular attaching parts of second pull bar 204 one end is aimed to the mounting hole site of foldable base 12, penetrate in screw with bolt 205, adopt nut 206 fixing, and fastening putting in place, in the time that car load need to convert utility function or when folding, as long as left pull bar adapter sleeve 201 and 202 dextrorotation of pull bar adapter sleeve are unclamped, separate, just can complete that pull bar 203 is left to be separated with pull bar 204, thereby complete the warming-up exercise of folding preparation and dismounting.
Applied specific embodiment herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications.In sum, this description should not be construed as limitation of the present invention.
Claims (4)
1. the folding rotating mechanism of three-wheel Maternal-infant wheel barrow, is characterized in that: comprise steering swivel and be arranged on the rod assembly of steering swivel upper end, steering swivel lower end and foldable base link together.Rod assembly comprises the first pull bar and the second pull bar, first pull bar one end is provided with bulb, the first pull bar other end is equipped with the first adapter sleeve, second pull bar one end is provided with bulb and is connected with steering swivel, the second pull bar other end is equipped with the second adapter sleeve, and the first adapter sleeve cooperatively interacts and is connected with the second adapter sleeve.
Steering swivel comprises the revolving part that folding arm and folding arm one end are provided with, and revolving part is connected with bulb, and the folding arm other end connects foldable base.
Folding arm is S-shaped, the horizontal cylindrical tubulose in folding arm one end, cylindrical tubular inner side is provided with gear, cylindrical tubular is the middle groove that is provided with longitudinally, in groove, insert revolving part, folding arm is connected by attaching parts with revolving part, the horizontal cylindrical tubulose of the folding arm other end, inner side is provided with gear, is connected with foldable base by attaching parts.
Revolving part comprises head tube and is arranged on the head tube attaching parts of head tube bottom, head tube and head tube attaching parts are bolted, handle is equipped with in bolt one end, between bolt and handle, be provided with spring, handle one side is inserted with bolt, between handle and bolt, be provided with spring, head tube attaching parts one end is connected with folding arm.
2. the folding rotating mechanism of a kind of three-wheel Maternal-infant wheel barrow according to claim 1, is characterized in that: foldable base top is longitudinally provided with hold down groove, is provided with one group of two folding arm in foldable base hold down groove, in foldable base one side, is provided with gear, and foldable base top is cap shape.
3. the folding rotating mechanism of a kind of three-wheel Maternal-infant wheel barrow according to claim 1, it is characterized in that: attaching parts comprises gear push rod, gear push rod one end is provided with spring, the spring other end is provided with lower cover, between lower cover and spring, be provided with pad, lower cover is fixed by bolt and foldable base, and the gear push rod other end is through folding arm and foldable base connecting valve button.
4. the folding rotating mechanism of a kind of three-wheel Maternal-infant wheel barrow according to claim 1, is characterized in that: the cylindrical handlebar-like of the first adapter sleeve, is provided with outside thread; Columniform the first pull bar and second pull bar one end diameter are larger than other end diameter, are step-like; The second adapter sleeve is cylindrical, and one section of inner side is provided with the negative thread mutually mating with the outside thread of the first adapter sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320454599.7U CN203623871U (en) | 2013-07-26 | 2013-07-26 | Mother-and-baby tricycle folding and rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320454599.7U CN203623871U (en) | 2013-07-26 | 2013-07-26 | Mother-and-baby tricycle folding and rotating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203623871U true CN203623871U (en) | 2014-06-04 |
Family
ID=50810372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320454599.7U Expired - Fee Related CN203623871U (en) | 2013-07-26 | 2013-07-26 | Mother-and-baby tricycle folding and rotating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203623871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741497A (en) * | 2017-03-09 | 2017-05-31 | 天津市绿之行科技有限公司 | Novel aluminum alloy fold mechanism |
-
2013
- 2013-07-26 CN CN201320454599.7U patent/CN203623871U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741497A (en) * | 2017-03-09 | 2017-05-31 | 天津市绿之行科技有限公司 | Novel aluminum alloy 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 |
Granted publication date: 20140604 Termination date: 20180726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |