CN210364227U - Folding positioner of pole setting is folded to folding car two segmentations - Google Patents
Folding positioner of pole setting is folded to folding car two segmentations Download PDFInfo
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- CN210364227U CN210364227U CN201920251535.4U CN201920251535U CN210364227U CN 210364227 U CN210364227 U CN 210364227U CN 201920251535 U CN201920251535 U CN 201920251535U CN 210364227 U CN210364227 U CN 210364227U
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Abstract
The utility model discloses a folding positioning device for two-section folding vertical rod of a folding vehicle, which comprises an upper rod, a lower rod and a tying doll, wherein the upper rod can be inserted into the lower rod in a sliding way, the upper end of the lower rod forms a structure with a contractible inner diameter, the tying doll is sleeved outside the upper end of the lower rod, the tying doll can tighten the upper end of the lower rod to enable the tying doll to clamp the outer surface of the upper rod, a first limiting device which protrudes inwards is formed on the side wall of the lower rod, the first limiting device stops on the end surface of the lower end of the upper rod, a groove structure which extends along the axial direction is arranged on the side wall of the lower end of the upper rod, at least one second limiting device which protrudes on the bottom surface of the groove is arranged in the groove structure, a third limiting device which extends along the radial direction is formed on the inner side wall of the lower rod, the third limiting device stops above the second limiting device, the utility model realizes the, meanwhile, the pulling-out height of the upper rod is prevented from exceeding the safety height when the bicycle frame is opened, the use safety of the bicycle frame is guaranteed, and the universality is high.
Description
Technical Field
The utility model relates to a folding bicycle, in particular to folding positioner of pole setting is folded to two segmentations of folding car.
Background
The folding bicycle that the bicycle trade used two segmentation folding pole setting production at present stage, when folding the flexible limit of not fixing a position or only fixing a position one end of the flexible height of the last pole of pole setting. Therefore, the folding needs to be adjusted for multiple times to adjust to the optimal folding position.
Disclosure of Invention
In order to compensate above not enough, the utility model provides a folding positioner of folding two segmentation folding pole settings of car, this folding positioner of folding two segmentation folding pole settings of car can be folding with the lower beam when opening at the upper boom of folding pole setting, can fix a position as required.
The utility model discloses a solve the technical scheme that its technical problem adopted and be: a folding positioning device for two-section folding upright stanchion of a folding bicycle comprises an upper pole, a lower pole and a bundle doll, wherein the upper pole can be inserted into the lower pole in a sliding way, the upper end of the lower pole forms a structure with a contractible inner diameter (generally, an opening seam structure is formed on the side wall of the upper end of the lower pole, an elastic structure with a contractible and expandable inner diameter is realized), the bundle doll is sleeved outside the upper end of the lower pole, the bundle doll can tighten the upper end of the lower pole to clamp the outer side surface of the upper pole, a first limiting device which protrudes inwards is formed on the side wall of the lower pole, the first limiting device stops on the end surface of the lower end of the upper rod, the side wall of the lower end of the upper rod is provided with a groove structure extending along the axial direction, at least one second limiting device capable of protruding out of the bottom surface of the groove is arranged in the groove structure, a third limiting device extending in the radial direction is formed on the inner side wall of the lower rod, and the third limiting device is stopped above the second limiting device.
As a further improvement of the present invention, the first position-limiting means is a bolt screwed on the side wall of the lower rod, and the second position-limiting means is a stop screw screwed on the bottom surface of the groove structure of the upper rod.
As a further improvement of the utility model, the second stop device is three, and the interval of two adjacent wherein three stop device top-down is 75mm and 27mm respectively.
As a further improvement, the third stop device is fixedly mounted on the bundle of the side walls, and a limiting avoiding hole for the third stop device to extend into the inner side of the lower rod is arranged on the side wall of the upper end of the lower rod.
As a further improvement, the third stop device includes spacing subassembly and spacing screw, is equipped with spacing hole on restrainting young lateral wall, spacing subassembly is greater than the stair structure of other end diameter for one end diameter, and the one end that spacing subassembly diameter is little is inserted and is located and restraints young spacing downthehole, and the one end stop that its diameter is big is on restrainting young inside wall, and the one end threaded connection that spacing screw and spacing subassembly diameter are little, and the stop of spacing screw head is on restrainting young lateral wall, and the one end that spacing subassembly diameter is big can be in the groove structure of dodging the hole on the lower beam and stretching into the upper boom lateral wall and stop in second stop device top.
As a further improvement of the utility model, the groove structure on the side wall of the upper rod is a flat-bottom V-shaped groove, and the end with the large diameter of the limiting component is of a truncated cone structure.
As a further improvement of the utility model, the side wall of the upper rod is provided with scale marks which are arranged along the axial direction and used for marking the height.
As a further improvement of the utility model, the lower end of the lower rod forms a conical structure with gradually enlarged inner and outer diameters.
The utility model has the beneficial technical effects that: the utility model arranges the inward convex first limiting device in the lower rod of the folding vertical rod, realizes the limiting of the lowest position when the upper rod is inserted, realizes the automatic positioning of the folding state, can quickly fold and position without multiple adjustments, an axially extending inner groove structure is formed on the side wall of the lower end of the upper rod of the folding vertical rod, at least one second limiting structure capable of protruding is arranged in the inner groove structure, and the limit of the pull-out height of the upper rod is realized by matching with a third limiting structure on the inner side of the upper end of the lower rod, the structure of the utility model is simple, the quick positioning of the folding position of the upper rod of the vertical rod is realized, meanwhile, the pull-out height of the upper rod is prevented from exceeding the safety height when the bicycle frame is opened, the use safety of the bicycle frame is ensured, and the second limiting device on the upper rod is convenient to adjust the height, so that the device is suitable for limiting the height of bicycle upright rods with different specifications, has strong universality and reduces the production cost.
Drawings
FIG. 1 is a front view of the upper rod structure principle of the present invention;
FIG. 2 is a left side view of the principle of the upper rod structure of the present invention;
FIG. 3 is a front view of the lower rod structure principle of the present invention;
FIG. 4 is a left side view of the principle of the lower rod structure of the present invention;
FIG. 5 is a front view of the structure principle of the utility model;
fig. 6 is a schematic view of the installation state of the clip on the lower rod according to the present invention.
Detailed Description
Example (b): the utility model provides a folding positioner of pole setting is folded to two segmentations of folding car, includes upper boom 1, lower beam 2 and restraints young 3, and upper boom 1 can be gliding insert locate the lower beam 2 in, 2 upper ends of lower beam form the structure that the internal diameter can shrink (generally form opening seam structure 4 on 2 upper end lateral walls of lower beam, realize that its internal diameter can shrink and the elastic construction who enlarges), restraint young 3 covers and locate 2 upper ends outsides of lower beam, restraint young 3 and can tighten 2 upper ends of lower beam and make it press from both sides 1 outside surfaces of tight upper boom, characterized in that: a first limiting device 5 protruding inwards is formed on the side wall of the lower rod 2, the first limiting device 5 stops on the end face of the lower end of the upper rod 1, a groove structure 6 extending along the axial direction is arranged on the side wall of the lower end of the upper rod 1, at least one second limiting device 7 protruding out of the bottom surface of the groove is arranged in the groove structure 6, a third limiting device extending in the radial direction is formed on the inner side wall of the lower rod 2, and the third limiting device stops above the second limiting device 7.
When the folding bicycle is folded, the detachable handle on the fast binding doll 3 is opened, the inner diameter of the upper end of the lower rod 2 is automatically enlarged, the upper rod 1 slides down in the lower rod 2 for a certain distance and then is stopped by the first limiting device 5, and the lower rod cannot continue to descend, the position is a designed folding position, the folding bicycle can be directly folded at the moment, adjustment is not needed, when the bicycle frame is opened, the upper rod 1 is locked to a proper position to bind the doll 3, the vertical rod is opened by fixedly positioning the upper rod 1 and the lower rod 2, in the process of pulling up the upper rod 1, the second limiting device 7 on the upper rod 1 is stopped by the third limiting device in the lower rod 2 and then cannot continue to pull up, the safety height is exceeded when the upper rod 1 is pulled out, and the use safety of the bicycle frame is ensured.
The first limiting device 5 is a bolt in threaded connection with the side wall of the lower rod 2, and the second limiting device 7 is a set screw in threaded connection with the bottom surface of the groove structure 6 of the upper rod 1.
The first limiting device 5 adopts a bolt, a stud part of the bolt can extend into the inner side of the lower rod 2 through screwing the bolt into a threaded hole on the side wall of the lower rod 2 to realize the stopping effect on the lower end of the upper rod 1, the structure is simple and convenient to process and manufacture, the first limiting device 5 can also adopt structures such as a rivet, a pin, a buckle and the like besides the bolt, the second limiting device 7 adopts a stop screw, the height of the stop screw extending out of the bottom surface of the groove structure 6 of the upper rod 1 can be conveniently adjusted to realize the height limiting, the stop screw can also be screwed into the bottom surface of the groove structure 6 of the upper rod 1, the part of the stop screw is higher than the bottom surface of the groove structure 6 of the upper rod 1, the installation of the upper rod 1 and the operation of the stop screw at different height positions are convenient, the stop screw is suitable for the pull-out height limiting of the upper rods 1 of bicycles with different models, the structure is simple, the manufacture is convenient, Pins, etc., which are equivalent structures that would be readily apparent to one skilled in the art from this disclosure.
The number of the second limiting devices 7 is three, and the distance between every two adjacent three limiting devices from top to bottom is 75mm and 27mm respectively. Only need make one of them protrusion play backstop limiting displacement to the 6 bottom surfaces outside of upper boom 1 groove structure in the three second stop device 7 can, the second stop device 7 of three co-altitude can be suitable for the restriction that different specification bicycles pulled out the height to upper boom 1, the commonality of upper boom 1 has been improved greatly, bicycle manufacturing cost has been reduced, during the second stop device 7 of change difference, only need open the folding joint 12 of 2 lower extremes of lower boom, insert the maximum degree of depth with upper boom 1, the regulation can be changed in the 2 outsides of upper boom 1 lower extreme exposure lower boom, high durability and convenient use.
The third stop device is fixedly installed on the side wall of the bundle 3, and a limiting avoiding hole 8 for the third stop device to extend into the inner side of the lower rod 2 is formed in the side wall of the upper end of the lower rod 2. Through set up third stop device on restrainting young 3, the processing preparation of being convenient for, and the appearance is pleasing to the eye, in addition also can be on the lateral wall of lower beam 2 threaded connection screw stretch into in the groove structure 6 of upper boom 1.
Third stop device includes spacing subassembly 9 and stop screw 10, restraints and is equipped with spacing hole on 3 young lateral walls, spacing subassembly 9 is greater than the stair structure of other end diameter for one end diameter, and the little one end of 9 diameters of spacing subassembly is inserted and is located the spacing downthehole of restrainting 3, and the big one end backstop of its diameter is on restrainting 3 inside walls, and stop screw 10 and the little one end threaded connection of 9 diameters of spacing subassembly, and stop screw 10 head on restrainting 3 lateral walls, and the big one end of 9 diameters of spacing subassembly can be through dodging the hole on lower beam 2 and stretch into in the groove structure 6 of upper boom 1 lateral wall and backstop in 7 tops of second stop device. Realize realizing through spacing subassembly 9 that it is spacing with the cooperation of 1 groove structure 6 of upper boom to realize the height that upper boom 1 pulls out, this structure equipment of being convenient for, simultaneously, spacing subassembly 9 can adopt plastics material etc. takes place metal friction when avoiding pulling upper boom 1, causes noise and upper boom 1 wearing and tearing.
The groove structure 6 on the side wall of the upper rod 1 is a flat-bottom V-shaped groove, and the large-diameter end of the limiting component 9 is of a truncated cone structure. The flat-bottom V-shaped groove is matched with the limiting component 9 of the truncated cone structure, so that the guide and automatic alignment effects are achieved, and the upper rod 1 is accurately limited when pulled out.
And the side wall of the upper rod 1 is provided with scale marks 11 which are arranged along the axial direction and used for marking the height. The user can observe the pull-out height of the upper rod 1 conveniently.
The lower end of the lower rod 2 forms a conical structure with gradually enlarged inner and outer diameters. Through the toper structure, expand 2 lower extreme internal diameters of lower beam, conveniently adjust second stop device 7 on upper boom 1, and 2 lower extremes of lower beam are favorable to strengthening the intensity of 2 lower extremes of lower beam through the toper structure that the diameter enlarges, and then strengthen the intensity of whole frame.
Claims (8)
1. The utility model provides a folding positioner of pole setting is folded to two segmentations of folding car, includes upper boom (1), lower beam (2) and restraints young (3), and the upper boom can be gliding insert locate the lower beam in, the lower beam upper end forms the structure that the internal diameter can contract, restraints young cover and locates the lower beam upper end outside, restraints young pole upper end and makes it press from both sides tight upper boom outside surface, characterized in that: the side wall of the lower rod is provided with a first limiting device (5) protruding inwards, the first limiting device stops on the end face of the lower end of the upper rod, the side wall of the lower end of the upper rod is provided with a groove structure (6) extending along the axial direction, at least one second limiting device (7) protruding out of the bottom surface of the groove is arranged in the groove structure, the inner side wall of the lower rod is provided with a third limiting device extending in the radial direction, and the third limiting device stops above the second limiting device.
2. The folding positioning device for two-section folding upright of folding bicycle as claimed in claim 1, characterized in that: the first limiting device is a bolt in threaded connection with the side wall of the lower rod, and the second limiting device is a set screw in threaded connection with the bottom surface of the groove structure of the upper rod.
3. The folding positioning device for two-section folding upright of folding bicycle as claimed in claim 2, characterized in that: the number of the second limiting devices is three, and the distance between every two adjacent limiting devices from top to bottom is 75mm and 27mm respectively.
4. The folding positioning device for two-section folding upright of folding bicycle as claimed in claim 1 or 2, characterized in that: the third limiting device is fixedly installed on the bundle child side wall, and a limiting avoiding hole (8) for the third limiting device to stretch into the inner side of the lower rod is formed in the side wall of the upper end of the lower rod.
5. The folding positioning device for two-section folding upright of folding bicycle as claimed in claim 4, characterized in that: the third stop device includes spacing subassembly (9) and stop screw (10), is equipped with spacing hole on restrainting the young lateral wall, spacing subassembly is greater than the stair structure of other end diameter for one end diameter, and the one end that spacing subassembly diameter is little is inserted and is located restrainting young spacing downthehole, and the one end backstop that its diameter is big is on restrainting young inside wall, and the one end threaded connection that stop screw and spacing subassembly diameter are little, and stop screw head portion backstop on restrainting young lateral wall, and the one end that spacing subassembly diameter is big can be in the groove structure of dodging the hole and stretching into the upper boom lateral wall on the lower beam and backstop in second stop device top.
6. The folding positioning device for two-section folding upright of folding bicycle as claimed in claim 5, characterized in that: the groove structure on the side wall of the upper rod is a flat-bottom V-shaped groove, and the end with the large diameter of the limiting assembly is of a truncated cone structure.
7. The folding positioning device for two-section folding upright of folding bicycle as claimed in claim 1, characterized in that: and the side wall of the upper rod is provided with scale marks (11) which are arranged along the axial direction and used for marking the height.
8. The folding positioning device for two-section folding upright of folding bicycle as claimed in claim 1, characterized in that: the lower end of the lower rod forms a conical structure with gradually enlarged inner and outer diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920251535.4U CN210364227U (en) | 2019-02-28 | 2019-02-28 | Folding positioner of pole setting is folded to folding car two segmentations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920251535.4U CN210364227U (en) | 2019-02-28 | 2019-02-28 | Folding positioner of pole setting is folded to folding car two segmentations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210364227U true CN210364227U (en) | 2020-04-21 |
Family
ID=70245033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920251535.4U Active CN210364227U (en) | 2019-02-28 | 2019-02-28 | Folding positioner of pole setting is folded to folding car two segmentations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210364227U (en) |
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2019
- 2019-02-28 CN CN201920251535.4U patent/CN210364227U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215400 67 Fuda Road, Ludu Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: Eurasia Electric Technology (Jiangsu) Co.,Ltd. Address before: 215400 67 Fuda Road, Ludu Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: OYAMA BICYCLES (TAICANG) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |