CN212921826U - High-strength folding bicycle frame - Google Patents
High-strength folding bicycle frame Download PDFInfo
- Publication number
- CN212921826U CN212921826U CN202021652873.8U CN202021652873U CN212921826U CN 212921826 U CN212921826 U CN 212921826U CN 202021652873 U CN202021652873 U CN 202021652873U CN 212921826 U CN212921826 U CN 212921826U
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- CN
- China
- Prior art keywords
- bicycle frame
- fixedly connected
- rod
- block
- high strength
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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
Links
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 229910000542 Sc alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model discloses a high strength folding bicycle frame, including horizontal pole, down tube and girder pipe, the horizontal pole includes first carriage release lever and first dead lever, the internal surface activity of first dead lever is connected with the connecting rod, the one end fixedly connected with knob of connecting rod, the surface fixedly connected with master gear of connecting rod, one side of master gear is provided with the pinion, one side fixedly connected with threaded rod of pinion, the surface screw thread of threaded rod has cup jointed the first carriage release lever, the one end activity of threaded rod surface is connected with the fixed block; knob, connecting rod, first fixture block, master gear and pinion through the design have solved the folding bicycle frame of high strength in the use, because everybody's size difference, the distance of handlebar hand probably need not be adjusted inadequately, but present bicycle frame does not possess flexible adjustment function, influences the problem that equipment used.
Description
Technical Field
The utility model belongs to the technical field of the bicycle frame, concretely relates to high strength folding bicycle frame.
Background
The frame is used as the framework of the whole bicycle, and the correctness and the comfort of the riding posture are determined and influenced to the maximum extent. At present, the following materials can be mainly used for manufacturing bicycle frames: steel, aluminum alloy, titanium alloy, magnesium alloy, scandium alloy, carbon fiber and the like, and generally, the vehicle frames appearing on the market mainly comprise steel, aluminum alloy, titanium alloy and carbon fiber.
The problem that the existing high-strength folding bicycle frame cannot be adjusted enough in the using process due to the difference of body types of everyone, but the existing bicycle frame does not have a telescopic adjusting function and affects the use of equipment is solved, and the high-strength folding bicycle frame is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bicycle frame is folded to high strength to solve the folding bicycle frame of high strength who provides in the above-mentioned background art in the use, because everybody's size difference, the distance of handlebar hand probably need not be adjusted enough, but present bicycle frame does not possess flexible adjustment function, influences the problem that equipment used.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength folding bicycle frame, includes horizontal pole, down tube and girder pipe, the horizontal pole includes first carriage release lever and first dead lever, the internal surface swing joint of first dead lever has the connecting rod, the one end fixedly connected with knob of connecting rod, the external surface fixedly connected with master gear of connecting rod, one side of master gear is provided with the pinion, one side fixedly connected with threaded rod of pinion, the external surface screw thread of threaded rod has cup jointed first carriage release lever, the one end swing joint of threaded rod surface has the fixed block.
Preferably, the outer surface of the main beam pipe is movably connected with a rotating block, the inner surface of the rotating block is fixedly connected with a connecting block, one side of the connecting block is provided with a groove, the inner surface of the inclined rod is fixedly connected with a spring, one end of the spring is fixedly connected with a second clamping block, and one side of the second clamping block is fixedly connected with a contact block.
Preferably, the bottom end of the outer surface of the connecting rod is fixedly connected with a first clamping block, and the middle of one side of the outer surface of the pinion is fixedly connected with a stop block.
Preferably, the inclined rod comprises a second fixed rod and a second movable rod, and the inner surface of the second fixed rod is movably connected with the second movable rod.
Preferably, the bottom end of the inner surface of the first fixing rod is provided with a clamping groove, and the width of the first clamping block is equal to that of the clamping groove.
Preferably, the main beam pipe and the second clamping block are fixedly connected through springs, the number of the springs is two, and the connecting block is located between the two springs.
Preferably, the outer side of the knob is provided with a limiting block, holes are formed in the two sides of the outer surface of the first fixing rod, and the connecting rod is located in the through hole.
Compared with the prior art, the beneficial effects of the utility model are that:
1. knob, connecting rod, first fixture block, master gear and pinion through the design have solved the folding bicycle frame of high strength in the use, because everybody's size difference, the distance of handlebar hand probably need not be adjusted inadequately, but present bicycle frame does not possess flexible adjustment function, influences the problem that equipment used.
2. Through connecting block, contact piece, second fixture block, recess and the spring of design, solved the problem that high strength bicycle car frame was not convenient for to accomodate before using, through two rotatory pieces respectively with being connected of horizontal pole and down tube, it is rotatory to drive horizontal pole and down tube, the accomodating of the support frame of being convenient for.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the knob structure of the present invention;
FIG. 3 is a schematic side sectional view of the first movable bar of the present invention;
fig. 4 is a schematic side sectional view of the main beam pipe of the present invention;
fig. 5 is a schematic view of the groove structure of the present invention.
In the figure: 1. a cross bar; 2. a diagonal bar; 3. a main beam pipe; 4. a first movable bar; 5. a second fixing bar; 6. a second movable bar; 7. a knob; 8. a connecting rod; 9. a first clamping block; 10. a main gear; 11. a stopper; 12. a fixed block; 13. a pinion gear; 14. a threaded rod; 15. a first fixing lever; 16. rotating the block; 17. connecting blocks; 18. a contact block; 19. a second fixture block; 20. a groove; 21. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a high strength folding bicycle frame, including horizontal pole 1, down tube 2 and girder pipe 3, horizontal pole 1 includes first carriage release lever 4 and first dead lever 15, the internal surface swing joint of first dead lever 15 has connecting rod 8, the one end fixedly connected with knob 7 of connecting rod 8, the external surface fixedly connected with master gear 10 of connecting rod 8, one side of master gear 10 is provided with pinion 13, one side fixedly connected with threaded rod 14 of pinion 13, first carriage release lever 4 has been cup jointed to the external surface screw thread of threaded rod 14, the one end swing joint of the 14 surfaces of threaded rod has fixed block 12.
In this embodiment, firstly, the knob 7 is pulled upwards to drive the main gear 10 to move upwards through the connecting rod 8 to be meshed with the pinion 13, then the knob 7 is rotated to drive the pinion 13 to rotate through the connecting rod 8 and the main gear 10, the pinion 13 drives the threaded rod 14 to rotate, the threaded rod 14 is sleeved with the first moving rod 4 in a threaded manner to control the extension and retraction of the first moving rod 4, and the length of the cross rod 1 can be conveniently controlled.
Specifically, the outer surface swing joint of girder pipe 3 has rotatory piece 16, and the internal fixed surface of rotatory piece 16 is connected with connecting block 17, and recess 20 has been seted up to one side of connecting block 17, and the internal fixed surface of down tube 2 is connected with spring 21, and spring 21's one end fixedly connected with second fixture block 19, one side fixedly connected with contact block 18 of second fixture block 19.
In this embodiment, before the installation of bicycle frame is used, can drive connecting block 17 through rotatory piece 16 and rotate in the inside of girder pipe 3, with horizontal pole 1 and down tube 2 rotatory, the receipts of the equipment of being convenient for are restrainted, and after the in-service use, second fixture block 19 can block into the inside of recess 20 under the installation of locomotive to the rotation that restriction rotatory piece 16 drove connecting block 17 is with the position fixing of horizontal pole 1 and down tube 2 and girder pipe 3.
Specifically, the bottom end of the outer surface of the connecting rod 8 is fixedly connected with a first clamping block 9, and the middle part of one side of the outer surface of the pinion 13 is fixedly connected with a stop block 11.
In this embodiment, before the knob 7 is rotated, the first latch 9 is located in the slot at the lower end of the inner surface of the first fixing rod 15 to limit the rotation of the knob 7, and when the knob 7 is pulled up to drive the connecting rod 8 and the main gear 10 to move, the stopper 11 limits the movement of the main gear 10, thereby facilitating the engagement between the main gear 10 and the pinion 13.
Specifically, the inclined rod 2 comprises a second fixed rod 5 and a second movable rod 6, and the inner surface of the second fixed rod 5 is movably connected with the second movable rod 6.
In this embodiment, the length of the diagonal member 2 is adjusted by moving the second movable bar 6 inside the second fixed bar 5 while adjusting the length of the cross bar 1.
Specifically, the bottom end of the inner surface of the first fixing rod 15 is provided with a clamping groove, and the width of the first clamping block 9 is equal to the width of the clamping groove.
In this embodiment, the slot at the bottom end of the inner surface of the first fixing rod 15 is used for being clamped into the first clamping block 9, and the adjustment is not required, so that the knob 7 is limited to drive the connecting rod 8 to rotate.
Specifically, the main beam tube 3 and the second fixture block 19 are fixedly connected through springs 21, the number of the springs 21 is two, and the connecting block 17 is located between the two springs 21.
In this embodiment, when the locomotive uses, compress the inside that second fixture block 19 got into recess 20 through contact piece 18, and then the rotation of restriction rotatory piece 16, connecting block 17 is located between two springs 21, avoids spring 21 to restrict the rotation of connecting block 17.
Specifically, the outside of knob 7 is provided with the stopper, and the both sides of first dead lever 15 surface all are seted up porosely, and connecting rod 8 is located the perforation.
In this embodiment, the stopper in the knob 7 outside for avoid the skew of knob 7 position, connecting rod 8 is in the perforation, through the rotation of the first fixture block 9 restriction connecting rod 8 of its both sides.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a bicycle frame is folded to high strength, includes horizontal pole (1), down tube (2) and girder pipe (3), its characterized in that: horizontal pole (1) includes first carriage release lever (4) and first dead lever (15), the internal surface swing joint of first dead lever (15) has connecting rod (8), the one end fixedly connected with knob (7) of connecting rod (8), the external fixed surface of connecting rod (8) is connected with master gear (10), one side of master gear (10) is provided with pinion (13), one side fixedly connected with threaded rod (14) of pinion (13), first carriage release lever (4) has been cup jointed to the external surface screw thread of threaded rod (14), the one end swing joint of threaded rod (14) surface has fixed block (12).
2. A high strength foldable bicycle frame as defined in claim 1, wherein: the utility model discloses a main beam pipe, including girder pipe (3), fixed surface is connected with rotatory piece (16) outside the girder pipe, the internal fixed surface of rotatory piece (16) is connected with connecting block (17), one side of connecting block (17) is seted up flutedly (20), the internal fixed surface of down tube (2) is connected with spring (21), the one end fixedly connected with second fixture block (19) of spring (21), one side fixedly connected with contact piece (18) of second fixture block (19).
3. A high strength foldable bicycle frame as defined in claim 1, wherein: the bottom end of the outer surface of the connecting rod (8) is fixedly connected with a first clamping block (9), and the middle of one side of the outer surface of the auxiliary gear (13) is fixedly connected with a clamping block (11).
4. A high strength foldable bicycle frame as defined in claim 1, wherein: the inclined rod (2) comprises a second fixing rod (5) and a second moving rod (6), and the inner surface of the second fixing rod (5) is movably connected with the second moving rod (6).
5. A high strength foldable bicycle frame as defined in claim 3, wherein: the bottom end of the inner surface of the first fixing rod (15) is provided with a clamping groove, and the width of the first clamping block (9) is equal to that of the clamping groove.
6. A high strength foldable bicycle frame as defined in claim 2, wherein: the main beam pipe (3) and the second clamping block (19) are fixedly connected through springs (21), the number of the springs (21) is two, and the connecting block (17) is located between the two springs (21).
7. A high strength foldable bicycle frame as defined in claim 1, wherein: the outer side of the knob (7) is provided with a limiting block, holes are formed in the two sides of the outer surface of the first fixing rod (15), and the connecting rod (8) is located in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021652873.8U CN212921826U (en) | 2020-08-11 | 2020-08-11 | High-strength folding bicycle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021652873.8U CN212921826U (en) | 2020-08-11 | 2020-08-11 | High-strength folding bicycle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212921826U true CN212921826U (en) | 2021-04-09 |
Family
ID=75335476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021652873.8U Expired - Fee Related CN212921826U (en) | 2020-08-11 | 2020-08-11 | High-strength folding bicycle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212921826U (en) |
-
2020
- 2020-08-11 CN CN202021652873.8U patent/CN212921826U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |