TWI545048B - Folding bike handle collapsed structure - Google Patents

Description

Folding bicycle handle folding structure

The invention relates to a folding bicycle handle structure, in particular to a handle folding structure of a folding bicycle, and provides a folding bicycle handle folding structure which is safe to use, convenient to operate and convenient.

The folding handle of the early folding bicycle (such as the new patent No. 098208607 "Folding bicycle handle standpipe" applied by the applicant) is mainly provided with a folder between the handle riser and the front fork, so that the handle standpipe It can be folded down by 180 degrees according to the folding device and folded on one side of the frame.

In the above folding of the early folding bicycle handle, since the handle riser is folded 180 degrees downwardly and folded against the side of the frame, the handles provided on the handle riser and the accessories provided on the handle will be As the handle riser rotates downward and folds against the side of the frame, the width and volume of the bicycle after folding are increased, which is unfavorable for carrying and storing and storing a large amount of money; at the same time, the operation of the folder is not easy to use. ,Convenience.

In order to improve the lack of the handle folding structure of the above-mentioned early folding bicycle, the applicant has designed a new patent of "folding bicycle handle structure" No. 102214197, which is mainly provided with a quick-release assembly on the upper end of the front fork. The other end of the quick-release assembly is provided with a bundle of interfaces, the bundle interface is offset to the right and the rear to extend to the right side of the frame, and the bundle interface can provide the handle riser and the beam connection; thereby, the handle riser can be downward Shrink on the right side of the frame and put the handle on the riser The handle of the end can be folded over the folded frame, which can further reduce the width and volume of the folded frame, which helps to facilitate carrying and reduce storage space.

The above-mentioned No. 102214197 "Folding bicycle handle structure" new patent, although it helps to reduce the width and volume of the folded frame, and provides a more portable belt and helps to reduce storage and transportation space; however, due to quick release assembly The beam interface for attaching the handle riser extends to the right side of the frame and extends to the right side of the frame, so that the handle riser and the front wheel fork are not on the same axis, so that in addition to causing visual obstacles, and There are also safety concerns in riding steering operations.

SUMMARY OF THE INVENTION The object of the present invention is to improve the lack of the folding bicycle handle folding structure described above, and to provide a folding bicycle handle folding structure that is safe to use, easy to operate, and convenient.

In order to achieve the above object, the folding bicycle handle folding structure of the present invention comprises a folding frame. The upper end of the front frame of the folding frame is connected with a handle riser, and the upper end of the handle riser is assembled with a handle; wherein: A set of sockets is arranged between the front wheel fork frame and the handle riser, the group socket comprises a first seat body and a second seat body, the first seat system is connected to the upper end of the front wheel fork frame, and the second seat system can provide the handle riser The sleeve is set up, the handle riser can be moved up and down according to the second seat body, the first seat body and the second seat body are pivotally connected together by a shaft pin, and the second seat body can be rotated according to the shaft pin, first The other side of the base body is provided with a quick release buckle, and the other side of the second base body forms a fastening end, and the quick release fastener of the first base body can be fastened to the fastening end of the second base body, so that the first The seat body and the second seat body are firmly combined, so that the handle riser can be assembled on the upper end of the front wheel fork frame, and the handle riser and the front wheel fork frame are on the same axis.

With the above configuration, the quick release quick release member and the handle riser are rotated to drive the second seat body to rotate to one side according to the shaft pin, so that the handle riser is offset to the side of the folding frame, and then the handle riser can be turned toward The downsizing is reduced to one side of the folding frame, thereby providing a folding bicycle handle folding structure that is safe to use, easy to operate, and convenient.

10‧‧‧Folding frame

11‧‧‧Front wheel fork

20‧‧‧Handle riser

20A‧‧‧ telescopic tube

21‧‧‧ rails

22‧‧‧ Positioning bumps

23‧‧‧Limit bolts

24‧‧‧Quick release tightening

25‧‧‧ brake lever

26‧‧‧ positioning slot

27‧‧‧ rails

28‧‧‧Guide

30‧‧‧Hands

40‧‧‧ group seats

40A‧‧‧ first body

40B‧‧‧Second body

41‧‧‧ axle pin

42‧‧‧Quick release crimping parts

43‧‧‧ buckle end

44‧‧‧Axial positioning groove

45‧‧‧ positioning groove

46‧‧‧ Limit groove

Figure 1 is a perspective assembled view of the present invention.

Figure 2 is a perspective exploded view of the present invention.

Figure 3 is a perspective view of a set of sockets of the present invention (1).

Figure 4 is a perspective view of the assembly of the present invention (2).

Figure 5 is a perspective view of the assembly of the present invention (3).

Figure 6 is a cross-sectional view of the assembly block and the handle riser and the front wheel fork of the present invention.

Figure 7 is a schematic view showing the action of loosening the socket of the present invention and rotating the handle riser to deflect the handle riser to the side of the folding frame.

Figure 8 is a perspective view showing the handle riser of the present invention being folded down to the side of the folding frame.

Figure 9 is a perspective exploded view of the handle riser and the telescopic tube of the present invention.

Figure 10 is a perspective assembled view of the handle riser and the telescopic tube of the present invention.

Figure 11 is a plan sectional view showing the handle riser and the extension tube of the present invention.

Figure 12 is a plan sectional view of the handle riser and the telescopic tube of the present invention, and a schematic view of the action of adjusting the height of the telescopic tube.

In order to more clearly understand the technical means and construction of the present invention for achieving the purpose, the embodiments shown in Figures 1 to 12 will be further described in detail as follows:

As shown in the first and second figures, the folding bicycle handle folding structure in the embodiment includes a folding frame 10, and the upper frame of the front frame of the folding frame 10 is connected with a handle riser 20, and the handle is set up. A handle 30 is assembled to the upper end of the tube 20; wherein a set of sockets 40 is disposed between the front wheel fork 11 and the handle riser 20.

As shown in Figures 3, 4, and 5, the assembly 40 includes a first base 40A and a second base 40B; the first base 40A is coupled to the upper end of the front fork 11, and the second base 40B is The sleeve of the handle riser 20 can be provided, and the handle riser 20 can be moved up and down according to the second seat 40B (as shown in FIG. 8), and the first seat 40A and the second seat 40B are provided with a shaft pin. 41 is pivotally connected together, the second seat body 40B can be rotated by the shaft pin 41, the other side of the first seat body 40A is provided with a quick release buckle member 42, and the other side of the second seat body 40B is formed with a fastening end 43; As shown in FIG. 5, the quick release fastener 42 of the first base 40A can be fastened to the fastening end 43 of the second base 40B, so that the first base 40A and the second base 40B are firmly combined. Further, the handle riser 20 is assembled to the upper end of the front fork frame 11, and the handle riser 20 is on the same axis as the front wheel fork 11 (please refer to FIG. 1 at the same time).

As shown in FIGS. 3 and 4, the preferred embodiment of the assembly 40 is provided with an axial positioning groove 44 on the second base 40B, and the handle riser 20 is disposed at a position corresponding to the axial positioning groove 44. There is a guide rail 21 (please refer to the first and second figures at the same time), so that the handle riser 20 can smoothly perform the axial expansion and contraction operation according to the second seat 40B (as shown in FIG. 8), and avoid the handle riser 20 Radial rotation.

As shown in Figures 3 and 4, the preferred embodiment of the assembly 40 is first. The upper edge of the base 40A is provided with a positioning recess 45. The handle riser 20 is provided with a positioning protrusion 22 at a position corresponding to the positioning groove 45 (please refer to FIGS. 1 and 2 at the same time), so that the handle riser 20 is When the upward extension and the assembly are completed, the rear positioning projection 22 can be caught on the positioning groove 45 (as shown in FIGS. 1 and 6) to provide a radial rotation braking force of the handle riser 20, which is helpful. For improved security.

As shown in FIG. 6, the preferred embodiment of the assembly 40 is provided with a limiting recess 46 at the lower edge of the second base 40B, and the handle riser 20 is screwed at the position of the corresponding limiting recess 46. a limit bolt 23 (please refer to FIG. 2 at the same time), so that when the handle riser 20 is extended upward and assembled, the limit bolt 23 can be clamped to the limit groove 46 (as shown in FIG. 6). Shown) to prevent the handle riser 20 from being drawn away from the second seat 40B.

As shown in FIGS. 7 and 8, when the handle riser 20 is to be retracted, the quick release crimping member 42 is first loosened, and the fastening end 43 of the second base 40B is disengaged from the quick release crimping member 42. Then, the handle riser 20 is slightly lifted up, the positioning protrusion 22 of the handle riser 20 is disengaged from the positioning recess 45 of the first seat 40A, and the handle riser 20 is rotated to drive the second seat 40B according to the axle pin 41. Rotating to one side causes the handle riser 20 to be offset to the side of the folding frame 10; then, the handle riser 20 can be retracted to the side of the folding frame 10 (as shown in Fig. 8).

It should be further noted that the quick release crimping member 42 is not necessarily disposed on the first seat 40A side, and the same fastening end 43 is not necessarily disposed on the second seat 40B side; in other words, The quick release crimping member 42 can be disposed on the side of the second base 40B, and the fastening end 43 can be disposed on the side of the first base 40A.

As shown in FIGS. 9 and 10, the preferred embodiment of the handle riser 20 includes a telescoping tube 20A that can be worn in the handle riser 20, and the extension tube 20A can be placed on the handle. The tube 20 is telescoped up and down to adjust the height (please refer to Fig. 12 at the same time), The upper end of the hand riser 20 is provided with a quick release tightening member 24, and the quick release tightening member 24 can tightly bundle the telescopic tube 20A (as shown in Fig. 10) to fix the adjusted telescopic tube 20A, and the upper end of the telescopic tube 20A can be A combination of handles 30 is provided.

As shown in FIGS. 9 and 10, in the preferred embodiment of the handle riser 20 and the extension tube 20A, a brake lever 25 is disposed at the upper end of the handle riser 20, and the tube body of the extension tube 20A is provided with a plurality of top to bottom. The positioning lever 26 is arranged at an appropriate distance, and the brake lever 25 can be locked in the positioning groove 26 to fix the adjusted height of the telescopic tube 20A, thereby contributing to the safety of riding.

As shown in FIGS. 11 and 12, the preferred embodiment of the handle riser 20 and the extension tube 20A is such that the tube wall of the handle riser 20 is provided with a guide rail 27 extending from the top to the bottom, and the expansion and contraction of the corresponding guide rail 27 The outer tube wall of the tube 20A is provided with a guiding groove 28 extending from the top to the bottom, so that the telescopic tube 20A can be adjusted up and down according to the upper and lower sides of the handle riser 20, and the telescopic tube 20A can be prevented from rotating to maintain the positive angle of the handle 30. And help to improve the safety of riding.

As shown in Fig. 12, the quick release cleavage member 24 provided at the upper end of the handlebar riser 20 is tightened to the telescopic tube 20A, and the brake lever 26 is disengaged from the card of the position slot 27 of the outer tube of the telescopic tube 20A.掣, the telescopic tube 20A can be adjusted up and down, and the rider's body adjusts the height of the bicycle handle 30 to conform to the optimal riding posture, improving ride comfort and safety.

As can be seen from the above description and the embodiments of the drawings, the present invention can indeed reduce the handle riser 20 to the side of the folding frame 10 and rotate the handle 30 parallel to the top of the folding frame 10, thus Compared with the conventional folding bicycle, the folding frame width and volume can be further reduced, which helps to reduce the storage space and facilitate the portability, and provides a safe, easy to operate, easy folding The bicycle handle folding structure; at the same time, the present invention can adjust the height of the handle 30 by the rider's body to conform to the optimal riding posture, and thus is more foldable than the conventional one. Bicycles do help to improve ride comfort and safety. Therefore, the present invention does have significant progress, and its construction is indeed unprecedented. Cheng has already complied with the new patent requirements, and filed a patent application according to law, and prayed for a patent for prayer.

The above descriptions are only illustrative of the possible embodiments of the present invention, and therefore are not intended to limit the scope of protection of the present invention. Anyone who is familiar with the skill of the art in accordance with the present specification and the scope of the patent application shall be equally modified or modified. It is still covered by this creation.

10‧‧‧Folding frame

11‧‧‧Front wheel fork

20‧‧‧Handle riser

22‧‧‧ Positioning bumps

23‧‧‧Limit bolts

30‧‧‧Hands

40‧‧‧ group seats

40A‧‧‧ first body

40B‧‧‧Second body

41‧‧‧ axle pin

42‧‧‧Quick release crimping parts

43‧‧‧ buckle end

45‧‧‧ positioning groove

Claims (4)

The utility model relates to a folding bicycle handle folding structure, which comprises a folding frame. The upper frame of the front fork of the folding frame is connected with a handle riser, and the upper end of the handle riser is assembled with a handle; wherein the front fork and the handle riser There is a set of sockets, the set socket comprises a first seat body and a second seat body, the first seat system is connected to the upper end of the front wheel fork frame, and the second seat system can provide a handle riser sleeve, the handle riser The first seat body and the second seat body are pivotally connected by a shaft pin, and the second seat body is rotatable according to the shaft pin, and the other side of the first seat body is provided with a first side body and a second seat body. The first seat body and the second seat body Firmly joined together, the handle riser is assembled to the upper end of the front fork and the handle riser is on the same axis as the front fork. The folding bicycle handle folding structure according to claim 1, wherein the second seat of the set of seats is provided with an axial positioning groove, and the handle vertical pipe corresponding to the axial positioning groove is provided with a guide rail. The folding bicycle handle folding structure according to claim 1, wherein the upper edge of the first seat of the set of seats is provided with a positioning groove, and the handle riser corresponding to the positioning groove is provided with a positioning protrusion. When the handle riser is extended upward and the assembly is completed, the rear positioning protrusion can be stuck in the positioning groove. The folding bicycle handle folding structure according to claim 1, wherein the lower edge of the second seat of the set of seats is provided with a limiting groove, and the handle riser corresponding to the limiting groove is provided with a limit When the handle riser is extended upward and the assembly is completed, the limit bolt can be stuck to the limit groove.