CN202624518U - Folding device for bicycle or electric vehicle - Google Patents
Folding device for bicycle or electric vehicle Download PDFInfo
- Publication number
- CN202624518U CN202624518U CN 201220150500 CN201220150500U CN202624518U CN 202624518 U CN202624518 U CN 202624518U CN 201220150500 CN201220150500 CN 201220150500 CN 201220150500 U CN201220150500 U CN 201220150500U CN 202624518 U CN202624518 U CN 202624518U
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- China
- Prior art keywords
- rotating shaft
- safety button
- folding device
- utility
- model
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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.)
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Abstract
The utility model discloses a folding device for a bicycle or an electric vehicle, comprising a rotary shaft and a locking and fixing device, wherein the rotary shaft comprises an axle of the rotary shaft and a rotary shaft sleeve capable of containing the axle of the rotary shaft; the upper end of the axle of the rotary shaft is fixedly connected with a cross beam of the front triangle of a frame; the lower end of the rotary shaft sleeve is connected with a chain wheel seat or a motor seat; the locking and fixing device is arranged on a middle pipe penetrating through the cross beam of the front triangle of the frame; and the locking and fixing device can be locked and fixed after the folding device is unfolded so as to ensure driving safety. The folding device disclosed by the utility model has the advantages that the assembly and the maintenance are convenient, the folding is easy and the space is saved.
Description
Technical field
The utility model relates to a kind of folding device that is used for bicycle or battery-driven car, especially refer to a kind of easily folding, ease of assembly, the folding device of convenient for maintaining.
Background technology
Society in modern times, battery-driven car has become one of first-selection of people's vehicle, and then because to take up an area of the space big, it is limited to deposit the battery-driven car space, and a lot of battery-driven cars squeeze puts together, and access is inconvenient.And common battery-driven car can not fold, and not only is difficult to bring up to move down, and puts at home and can take very big usage space, is parked in corridor and both takes up space and lose easily.Occurred a lot of folded bicycles now, employed folding device is complicated, when assembling, earlier folding joint will be installed, and then handle installation, and complex installation process is difficult for installing.In addition, during the folded bicycle of the common folding device of maintenance and installation, removing the joint needs a lot of special-purpose spanners, is difficult for removing.The more important thing is that common folding device has a lot of subsidiary parts, hard and time-consuming during installation.
The utility model content
To defective that exists in the prior art and deficiency, the utility model proposes a kind of folding device that is used for bicycle or electric vehicle, relates in particular to the folding device that uses pivoting method folding.
For achieving the above object, the utility model adopts following technical scheme:
A kind of folding device that is used for bicycle or battery-driven car comprises rotating shaft and locking and fixing device, and said rotating shaft comprises rotating shaft core and the shaft sleeve that can hold rotating shaft core; Captive joint with the crossbeam of the preceding triangle of vehicle frame in the rotating shaft core upper end, the shaft sleeve lower end is connected with chain pulley seat or motor cabinet; Said locking and fixing device is installed on the middle pipe that runs through the preceding triangle crossbeam of vehicle frame.
Further; Said locking and fixing device comprises the jam nut seat of a pair of central zone screw; A lower end that is fixed on upper intermediate tube 31 in the said a pair of jam nut seat, another is fixed on the upper end of lower intermediate tube 32, screws in screw with screw said jam nut seat is fixed together.
Further, said folding device also comprises spring, spring buckle, safety button base, safety button;
One end of said spring is installed in the rotating shaft core tube wall, and the other end connects spring buckle, and the cooresponding rotating shaft core tube wall of spring buckle transverse axis is provided with one and the corresponding hole A of spring buckle;
Said safety button base is arranged on the shaft sleeve outer wall, and said safety button is installed on the safety button base, and forms hole B with safety button base, and said hole B is corresponding with hole A.
Further, said safety button base is provided with draw-in groove, and said safety button is up and down along draw-in groove.
Further, on the rotating shaft core bearing can be housed, in the shaft sleeve bearing can be housed also.
The utility model has the advantages that: (1) is easy to assembly; Common folded bicycle needs to install earlier folding joint when assembling, and then handle installation, installs complicated; The utility model only need rotate to rotating shaft core in the shaft sleeve, uses spiral shell to order and gets final product locking and fixing device is fixing.(2) easy to maintenance, dismantle difficulty during the maintenance of common folded bicycle joint, need the spanner of a variety of special uses, the utility model only needs a kind of spanner just can each parts of battery-driven car be opened easy to disassemble and assemble fully.(3) be prone to fold save space.The utility model is the same with other common folded bicycles when folding, but biggest advantage is folding with the method realization of rotating shaft, and is laborsaving when folding, saves time.
Description of drawings
Fig. 1 is the utility model one embodiment, promptly uses the folding preceding scheme drawing of battery-driven car of the utility model folding device;
Fig. 2 is the utility model one embodiment, promptly uses the folding preceding block diagram of battery-driven car of the utility model folding device;
Fig. 3 is the utility model one embodiment, promptly uses the folding preceding lateral plan of battery-driven car of the utility model folding device;
Fig. 4 is the utility model one embodiment, promptly uses the folding back of the battery-driven car design sketch of the utility model folding device;
Fig. 5 is the utility model one embodiment, promptly uses the exploded drawings of the battery-driven car of the utility model folding device;
Fig. 6 is 8 a lateral plan among Fig. 5;
Fig. 7 is another embodiment of the utility model, promptly uses the exploded drawings of the battery-driven car of the utility model folding device;
Fig. 8 is another example structure scheme drawing of the utility model;
Fig. 9 is another example structure scheme drawing of the utility model;
Figure 10 is another embodiment of the utility model, promptly uses the folding back of the battery-driven car design sketch of the utility model folding device;
Figure 11 is A-A one structural representation among Figure 10, the structural representation when promptly spring buckle separates with shaft sleeve;
Figure 12 is another structural representation of A-A among Figure 10, the structural representation when promptly spring buckle engages with shaft sleeve;
Figure 13 is another embodiment reference view of the utility model;
Figure 14 is the reference view of spring buckle when separating with shaft sleeve;
Figure 15 is the reference view of spring buckle when engaging with shaft sleeve.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Fig. 1 is a folding preceding scheme drawing of using battery-driven car one embodiment of the utility model folding device; Fig. 2 is the folding preceding block diagram of battery-driven car of using the utility model folding device; Fig. 5 is the exploded drawings of the battery-driven car of this embodiment; Fig. 6 is 8 a lateral plan among Fig. 5.Like Fig. 1,2,5, shown in 6, a kind of folding device that is used for battery-driven car that the utility model provides comprises rotating shaft 1, locking and fixing device 2.The shaft sleeve 13 that said rotating shaft comprises rotating shaft core 7 and can hold rotating shaft core.Front fork 8 through head manage 5 with vehicle frame before the crossbeam 4 of triangle be connected rotationally; Captive joint with the crossbeam 4 of the preceding triangle of vehicle frame in rotating shaft 1 upper end, shaft sleeve 13 lower ends link to each other with motor cabinet 17, and middle pipe 3 runs through the crossbeam 4 of the preceding triangle of vehicle frame; Battery-driven car vehicle seat (not shown) is installed in its upper end; The lower end, promptly upper intermediate tube 31 lower ends are connected with the following locking and fixing device that will explain 2, and vehicle frame Vee formation lower front end is connected with motor cabinet 17.
As shown in Figure 5, the locking and fixing device 2 of present embodiment comprises the jam nut seat 21,22 of a pair of central zone screw, and one of them jam nut seat 21 is installed in upper intermediate tube 31 lower ends, and another jam nut seat 22 is installed in lower intermediate tube 32 upper ends.Wherein, lower intermediate tube 32 is positioned at vehicle frame Vee formation middle part.When locking and fixing device was fixed on folding device on the battery-driven car, the screw that screw 24 screws in a pair of jam nut seat 21,22 was fixed together, plays the effect that is locked.
As shown in Figure 5, rotating shaft core 7 can be equipped with bearing 71, and bearing 71 can comprise bowl 9 No. six, packing ring 10, steel ball 11, following bowl 12; Also bearing 131 can be housed in the shaft sleeve 13, bearing 131 can comprise bowl 14,11, No. three bowls 15 of steel ball, 10, numbers bowls 16 of packing ring; The rotating shaft core 7 that will have bearing inserts the shaft sleeve 13 that has bearing, and shaft sleeve can rotate around rotating shaft core 7 flexibly.The state of the battery-driven car of the utility model before folding is as shown in Figure 3.When needing to fold, open the locking and fixing device 2 of screw retention, rotating shaft just can make vehicle frame Vee formation and front fork front and back fold and be in juxtaposition.Design sketch after folding is as shown in Figure 4.The utility model has been realized saving time folding, laborsaving with pivoting method.
When installation has the battery-driven car of the utility model folding device,, use screw with jam nut seat 21,22 fixing getting final product, so more convenient when folded bicycle is installed as long as rotating shaft core 7 is inserted in the shaft sleeve 13.And when maintenance and installation has the battery-driven car of the utility model folding device, only need rotating shaft core be extracted from the rotating shaft axle sleeve, use a kind of spanner that the screw of locking and fixing device is turned on and get final product, so the utility model makes folded bicycle very convenient when maintenance.
Fig. 7 has increased spring 18 for the decomposing schematic representation of another embodiment of battery-driven car of application the utility model folding device on the basis of said structure, spring buckle 19, safety button base 29, safety button 28.As shown in Figure 8, an end 181 of spring 18 is installed in the rotating shaft core tube wall, and the other end 182 connects spring buckle 19, and the cooresponding rotating shaft core tube wall of spring buckle transverse axis is provided with one and the corresponding hole A of spring buckle.As shown in Figure 9, button base 29 is fixed on shaft sleeve 13 outer walls through screw 20 and 26 safely, and the pad 56 on the safety button 28 is fixed on safely through screw 27 and buckles, and button is detained base formation hole B with safety safely, and hole B is corresponding with hole A.Safety button base 29 is provided with draw-in groove, and safe button can be up and down along draw-in groove.
Like Fig. 2,9,10; Shown in 11,14, rotating shaft core 7 inserts in the shaft sleeve 13; Upwards along the draw-in groove mobile security button 28 of safety button base, the pad 56 on the safety button 28 promotes spring buckle 19, and spring buckle 19 is separated with shaft sleeve 13; After opening fixed lock device 2, shaft sleeve 13 can freely rotate around rotating shaft core 7, and rotating shaft just can make vehicle frame Vee formation and front fork front and back fold and be in juxtaposition; Like Figure 10, shown in 12,15, along the draw-in groove mobile security button 28 of safety button base, spring buckle 19 engages with shaft sleeve through hole A downwards, and the safety button forms hole B with safety button base, and hole A is corresponding with hole B, plays fixation.The device of the utility model is simple, operation easily, and stationarity is strong, and is safe.
Though the utility model discloses as above with preferred embodiment; Yet it is not in order to limit the protection domain of the utility model; Any those skilled in the art; In spirit that does not break away from the utility model and scope, when can doing a little change and retouching, so the protection domain of the utility model is applied for a patent the claim scope person of defining and is as the criterion when looking.For example, the utility model can be applied on the similar device of all and electric vehicle structure, such as, bicycle.The motor cabinet of battery-driven car will be replaced by the chain pulley seat of bicycle accordingly so.And the employed locking and fixing device of the utility model is not limited to double-type jam nut seat, can use the part with fixation of all conveniently assemble and disassembles here, such as Fixture for tube of seat.
Claims (5)
1. a folding device that is used for bicycle or battery-driven car comprises rotating shaft and locking and fixing device, it is characterized in that, said rotating shaft comprises rotating shaft core and the shaft sleeve that can hold rotating shaft core; Captive joint with the crossbeam of the preceding triangle of vehicle frame in the rotating shaft core upper end, the shaft sleeve lower end is connected with chain pulley seat or motor cabinet; Said locking and fixing device is installed on the middle pipe that runs through the preceding triangle crossbeam of vehicle frame.
2. folding device according to claim 1; It is characterized in that; Said locking and fixing device comprises the jam nut seat of a pair of central zone screw; A lower end that is fixed on upper intermediate tube (31) in the said a pair of jam nut seat, another is fixed on the upper end of lower intermediate tube (32), screws in screw with screw said jam nut seat is fixed together.
3. folding device according to claim 1 and 2 is characterized in that, also comprises spring, spring buckle, safety button base, safety button;
One end of said spring is installed in the rotating shaft core tube wall, and the other end connects spring buckle, and the cooresponding rotating shaft core tube wall of spring buckle transverse axis is provided with one and the corresponding hole A of spring buckle;
Said safety button base is arranged on the shaft sleeve outer wall, and said safety button is installed on the safety button base, and forms hole B with safety button base, and said hole B is corresponding with hole A.
4. folding device according to claim 3 is characterized in that, said safety button base is provided with draw-in groove, and said safety button is up and down along draw-in groove.
5. folding device according to claim 1 and 2 is characterized in that, bearing is housed on the rotating shaft core, and bearing also is housed in the shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220150500 CN202624518U (en) | 2012-04-11 | 2012-04-11 | Folding device for bicycle or electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220150500 CN202624518U (en) | 2012-04-11 | 2012-04-11 | Folding device for bicycle or electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202624518U true CN202624518U (en) | 2012-12-26 |
Family
ID=47377742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220150500 Withdrawn - After Issue CN202624518U (en) | 2012-04-11 | 2012-04-11 | Folding device for bicycle or electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202624518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632954A (en) * | 2012-04-11 | 2012-08-15 | 苏州博菲利电动科技有限公司 | Folding device for bicycle or electric vehicle |
-
2012
- 2012-04-11 CN CN 201220150500 patent/CN202624518U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632954A (en) * | 2012-04-11 | 2012-08-15 | 苏州博菲利电动科技有限公司 | Folding device for bicycle or electric vehicle |
| WO2013152467A1 (en) * | 2012-04-11 | 2013-10-17 | 苏州博菲利电动科技有限公司 | Collapsing apparatus for bicycle or electric bicycle |
| CN102632954B (en) * | 2012-04-11 | 2013-12-11 | 太仓市悦博电动科技有限公司 | Folding device for bicycle or electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121226 Effective date of abandoning: 20131211 |
|
| RGAV | Abandon patent right to avoid regrant |