CN209795700U - Folding bicycle with unlocking structure - Google Patents
Folding bicycle with unlocking structure Download PDFInfo
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- CN209795700U CN209795700U CN201920145909.4U CN201920145909U CN209795700U CN 209795700 U CN209795700 U CN 209795700U CN 201920145909 U CN201920145909 U CN 201920145909U CN 209795700 U CN209795700 U CN 209795700U
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Abstract
The utility model provides a folding bicycle with an unlocking structure, which comprises a front frame, a rear frame, the unlocking structure, a locking structure, a buckling structure, a front wheel arranged on the front frame and a rear wheel arranged on the rear frame; a limiting shaft and a pivot shaft are arranged on the main rod of the front frame at the abdicating notch; the rear frame comprises a rear disc, the rear disc is sleeved on the pivot shaft and comprises a positioning block, a first disc body and a second disc body, and the positioning block is provided with a first stop groove and a second stop groove; the unlocking structure is arranged between the first tray body and the second tray body; the locking structure is arranged on the positioning block; the buckle structure is rotatably arranged on the positioning block; the front frame rotates between an unfolding position and a folding position relative to the rear frame along with the pivot shaft, when the front frame is unfolded, the limiting shaft is positioned in the first stop groove, and the lock catch structure is buckled with the limiting shaft; when the front frame is folded, the lock catch structure is separated from the limiting shaft, the limiting shaft is positioned in the second stop groove, and the buckle structure is buckled with the limiting shaft; the locking structure is buckled with the unlocking structure and is separated from the limiting shaft when the unlocking structure is driven.
Description
[ technical field ] A method for producing a semiconductor device
the utility model relates to a bicycle technical field, concretely relates to folding bicycle with unblock structure.
[ background of the invention ]
the bicycle is a common tool for riding instead of walk, which can facilitate people to go out and is more environment-friendly. However, most bicycles are inconvenient to carry, have an excessively large volume, or are excessively heavy, and thus portable bicycles, which are smaller in size and convenient to carry, have become a new trend. The user can fold the portable bicycle and carry the portable bicycle at any time when taking a bus or a subway; and the portable bicycle can be placed in the motor vehicle in a smaller occupied space. However, the existing portable bicycles have higher requirements on stable locking and unlocking when being unfolded.
[ Utility model ] content
In view of the above, there is a need for a foldable bicycle with an unlocking structure that can unlock the bicycle so that the bicycle can be folded and unfolded conveniently and stably.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a folding bicycle with an unlocking structure comprises a front frame, a rear frame, the unlocking structure, a locking structure, a buckling structure, a front wheel, a rear wheel and a driving mechanism, wherein the front wheel is installed on the front frame, the rear wheel is installed on the rear frame, and the driving mechanism is installed on the rear frame and is used for driving the rear wheel to rotate; the front frame comprises a main bar, the main bar is provided with an abdicating notch, and a limiting shaft and a pivot shaft are arranged at the abdicating notch; the rear frame comprises a rear disc, the rear disc is sleeved on the pivot shaft and comprises a positioning block, a first disc body and a second disc body, the positioning block is positioned between the first disc body and the second disc body and is respectively fixed with the first disc body and the second disc body, and the positioning block is provided with a first stop groove and a second stop groove; the unlocking structure is rotatably arranged between the first disc body and the second disc body; the locking structure is rotatably arranged on the positioning block and is positioned between the first tray body and the second tray body; the buckle structure is rotatably arranged on the positioning block and is positioned between the first disc body and the second disc body; the front frame can rotate between a spreading position and a retracting position relative to the rear frame along with the pivot shaft, when the front frame is located at the spreading position, the limiting shaft is located in the first stopping groove, and the lock catch structure is buckled with the limiting shaft; when the front frame is located at the retracting position, the lock catch structure is separated from the limiting shaft, the limiting shaft is located in the second stop groove, and the buckle structure is buckled with the limiting shaft; the unlocking structure is buckled with the locking structure, and the locking structure can be separated from the limiting shaft when the unlocking structure is driven.
Furthermore, the lock catch structure comprises a clamping hook and a lock catch piece, the lock catch piece is rotatably arranged on the positioning block, and the clamping hook is rotatably connected with the lock catch piece and clamped on the positioning block; the unlocking structure comprises an unlocking block, the unlocking block is rotatably arranged between the first tray body and the second tray body, the buckling structure comprises a buckling block, and the buckling block is rotatably arranged between the first tray body and the second tray body; when the front frame is located at the unfolding position, the locking piece is buckled with the limiting shaft, when the front frame is located at the folding position, the locking piece is separated from the limiting shaft, and the buckling block is buckled with the limiting shaft; the clamping hook is clamped with the unlocking block and can be separated from the unlocking block when the unlocking block is driven.
Furthermore, the trip is including block portion and suspension portion, the upper end rotation of suspension portion is installed on the hasp piece, and the lower extreme is provided with block portion, the locating piece is provided with the trip shaft, block portion card is in on the trip shaft, the unblock piece with suspension portion block, and break away from when unblock piece receives the drive suspension portion.
furthermore, the hanging part is provided with a clamping groove at one side opposite to the clamping part, one end of the unlocking block is clamped in the clamping groove, and the other end of the unlocking block is provided with an anti-slip strip.
further, the locking fastener comprises a rotating block and a rotating shaft, the rotating shaft is clamped in the two mounting rings of the positioning block and is located between the first disc body and the second disc body, the rotating block is sleeved on the rotating shaft, the locking structure further comprises a locking torsional spring, and the locking torsional spring is mounted on the rotating shaft and is clamped on the rotating block.
Furthermore, the unlocking structure further comprises an unlocking shaft and an unlocking torsion spring, wherein the unlocking shaft is clamped between the first tray body and the second tray body, the unlocking block is rotatably sleeved on the unlocking shaft, and the unlocking torsion spring is sleeved on the unlocking shaft and clamped on the unlocking block.
Further, shaft holes and through holes are formed in the unlocking block, the unlocking block is sleeved on the unlocking shaft through the shaft holes, and the unlocking torsion spring is located in the through holes and clamped on the unlocking block.
Furthermore, the buckle structure further comprises a buckle torsional spring and a buckle shaft, the buckle shaft is clamped on the positioning block and clamped between the first disc body and the second disc body, the buckle block is sleeved on the buckle shaft, and the buckle torsional spring is sleeved on the buckle shaft and clamped on the positioning block.
The utility model discloses following beneficial effect has:
The utility model discloses can release through the drive release structure the hasp structure, can rotate the front truck relatively in this way the after frame, conveniently pack up the bicycle, in addition, after packing up the bicycle, through buckle structure with the locking of front truck, be used for preventing the front truck from rotating, thereby guaranteed the stability of bicycle; when the bicycle is unfolded, the locking structure is locked with the front frame, so that the bicycle is prevented from rotating relatively in the using process.
[ description of the drawings ]
Fig. 1 is a perspective view of the foldable bicycle with the unlocking structure of the present invention.
Fig. 2 is an exploded perspective view of the main bar and back plate of fig. 1.
Fig. 3 is another perspective view of fig. 2.
Fig. 4 is an exploded perspective view of the back plate of fig. 1.
Fig. 5 is an exploded perspective view of the positioning block of fig. 4.
fig. 6 is a perspective assembly view of the positioning block of fig. 5.
fig. 7 is an exploded perspective view of the unlocking mechanism of fig. 4.
fig. 8 is an exploded perspective view of the latch structure of fig. 4.
Fig. 9 is an exploded perspective view of the snap structure of fig. 4.
Description of the main elements
The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
[ detailed description ] embodiments
In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The terms "first," "second," and the like in the description and in the claims, and in the drawings described above, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The embodiment of the utility model provides a folding bicycle with unlocking structure, folding bicycle with unlocking structure includes front truck, after-frame, unlocking structure, hasp structure, buckle structure, front wheel, rear wheel and actuating mechanism, the front wheel is installed on the front truck, the rear wheel is installed on the after-frame, actuating mechanism installs in the after-frame, and be used for driving the rear wheel rotates;
The front frame comprises a main bar, the main bar is provided with an abdicating notch, and a limiting shaft and a pivot shaft are arranged at the abdicating notch;
The rear frame comprises a rear disc, the rear disc is sleeved on the pivot shaft and comprises a positioning block, a first disc body and a second disc body, the positioning block is positioned between the first disc body and the second disc body and is respectively fixed with the first disc body and the second disc body, and the positioning block is provided with a first stop groove and a second stop groove;
The unlocking structure is rotatably arranged between the first disc body and the second disc body;
The locking structure is rotatably arranged on the positioning block and is positioned between the first tray body and the second tray body;
the buckle structure is rotatably arranged on the positioning block and is positioned between the first disc body and the second disc body;
The front frame can rotate between a spreading position and a retracting position relative to the rear frame along with the pivot shaft, when the front frame is located at the spreading position, the limiting shaft is located in the first stopping groove, and the lock catch structure is buckled with the limiting shaft; when the front frame is located at the retracting position, the lock catch structure is separated from the limiting shaft, the limiting shaft is located in the second stop groove, and the buckle structure is buckled with the limiting shaft; the unlocking structure is buckled with the locking structure, and the locking structure can be separated from the limiting shaft when the unlocking structure is driven.
The utility model discloses can release through the drive release structure the hasp structure, can rotate the front truck relatively in this way the after frame, conveniently pack up the bicycle, in addition, after packing up the bicycle, through buckle structure with the locking of front truck, be used for preventing the front truck from rotating, thereby guaranteed the stability of bicycle; when the bicycle is unfolded, the locking structure is locked with the front frame, so that the bicycle is prevented from rotating relatively in the using process.
In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention.
Referring to fig. 1 and 7-9, in an embodiment of the present invention, a foldable bicycle with an unlocking structure includes a front frame 10, a rear frame 20, an unlocking structure 30, a locking structure 40, a locking structure 50, a front wheel 60, a rear wheel 70, a seat 80 and a driving mechanism 90.
The front frame 10 and the rear frame 20 are rotatably connected and comprise a main lever 11, an adapter 12, a supporting rod 13 and a direction rod 14, one end of the main lever 11 is detachably mounted on the adapter 12 through common methods such as screw locking and the like, the other end of the main lever corresponds to the rear frame 20 and is provided with an abdicating notch 110 (see fig. 2), the abdicating notch 110 of the main lever 11 is provided with a limiting shaft 111 and a pivot shaft 112, the limiting shaft 111 is located above the pivot shaft 112, in the embodiment, the central shafts of the limiting shaft 111 and the pivot shaft 112 are parallel, the limiting shaft 111 and the pivot shaft 112 are respectively provided with threaded holes at two ends, and are detachably mounted on the main lever 11 through the threaded holes and the screw locking. In addition, an operation portion 114 is further disposed on a top wall of the main bar 11, and the operation portion 114 is configured to drive the front frame 10 to rotate relative to the rear frame 20.
The lower end of the supporting rod 13 is clamped on the adapter 12, the upper end of the supporting rod is connected with the direction rod 14 in a cross mode, the direction rod 14 is used for controlling the direction of the folding bicycle with the unlocking structure, specifically, the adapter 12 is provided with clamping holes corresponding to the supporting rod 13, the supporting rod 13 is clamped in the clamping holes, the upper end of the towing rod 13 is provided with fixing holes for detachably mounting the direction rod 14, and in other embodiments, the direction rod 14 and the towing rod 13 can be fixed in a cross mode through welding and the like. The front wheel 60 is mounted on the adapter 12 and can rotate to move the foldable bicycle with the unlocking mechanism.
Referring to fig. 3 to 6, the rear frame 20 includes a rear disc 21 and a connecting rod 22, the rear disc 21 is sleeved on the pivot shaft 112, and a portion of the rear disc 21 is located at the abdicating notch 110, specifically, the rear disc 21 includes a positioning block 23, a first disc 24 and a second disc 25, the positioning block 23 is located between the first disc 24 and the second disc 25 and detachably fixed to the first disc 24 and the second disc 25, respectively, in this embodiment, the positioning block 23 is provided with a plurality of screw holes, and the first disc 24 and the second disc 25 are also provided with a plurality of screw holes, and the positioning block 23 is detachably fixed to the first disc 24 and the second disc 25 by screwing fasteners such as screws into the screw holes.
The locating piece 23 corresponds pivot axle 112 and has seted up the cover that runs through locating piece 23 changes hole 231, be provided with sleeve 232 in the cover changes hole 231, sleeve 232 cover pivot axle 112 is last and is located abdication breach 110 department, locating piece 23 be provided with two collars 233, and be close to two collars 233 are provided with card axle 234, the lateral wall of locating piece 23 still is provided with two solid fixed rings 235, first groove 236 and the second groove 237 that ends is stopped has still been seted up to the lateral wall of locating piece 23. In this embodiment, the two mounting rings 233 are formed by extending outward from the side wall of the positioning block 23, and the fastening shaft 234 is fixed on the positioning block 23 by welding or screw fastening.
In this embodiment, the central axes of the rotation hole 231, the first stop groove 236 and the second stop groove 237 are all perpendicular to the first tray 24 and the second tray 25, and the rotation hole 231, the first stop groove 236 and the second stop groove 237 are located at three vertex angles of a triangle; the two mounting rings 233 and the two fixing rings 235 are arranged in parallel and are respectively parallel to the first tray 24 and the second tray 25, the two mounting rings 233 and the two fixing rings 235 are located on two sides of the rotating hole 231, and hole axes of the two mounting rings 233 and hole axes of the two fixing rings 235 are parallel to the clamping shaft 234.
First disk body 24 reaches the installation has been seted up in the alignment of second disk body 25 front end through-hole 241 of pivotal axis 112, the rear end has been seted up and has been dodged breach 242, in addition, first disk body 24 reaches the preceding terminal surface of second disk body 25 corresponds spacing axle 111 is provided with first groove 243 and the second groove 244 of stepping down, and first groove 243 of stepping down reaches be provided with guide surface 245 between the second groove 244 of stepping down, first groove 243 of stepping down reaches the center pin of second groove 244 is parallel, guide surface 245 is the arc.
further, a first connecting block 26 and a second connecting block 27 are further installed between the first tray 24 and the second tray 25, and the first connecting block 26 and the second connecting block 27 are also detachably fixed with the first tray 24 and the second tray 25 by a common method, such as screw locking, to enhance the stability of the first tray 26 and the second tray 27.
In this embodiment, referring to fig. 4, the sleeve 232 is further sleeved with two spacers 28, the two spacers 28 are respectively located at the outer sides of the first tray body 24 and the second tray body 25 and located at the abdicating notch 110 of the main rod 11, in addition, in order to cooperatively install the limiting shaft 111, the two spacers 28 are respectively provided with an arc-shaped accommodating notch 281, and when the front frame 10 needs to be rotated, the two spacers 28 can rotate along with the limiting shaft 111.
The unlocking structure 30 is rotatably installed between the first tray body 24 and the second tray body 25, specifically, the unlocking structure 30 comprises an unlocking block 31, the unlocking block 31 is rotatably installed between the first tray body 24 and the second tray body 25, further, the unlocking structure 30 further comprises an unlocking shaft 32 and an unlocking torsion spring 33, the first tray body 24 and the second tray body 25 correspond to the unlocking shaft 32 and are provided with grooves, and two opposite ends of the unlocking shaft 32 are respectively clamped in the grooves of the first tray body 24 and the second tray body 25, so as to be fixed between the first tray body 24 and the second tray body 25.
referring to fig. 7, the unlocking block 31 is provided with a shaft hole 311 and a through hole 312, and is rotatably sleeved on the unlocking shaft 32 through the shaft hole 311, the unlocking torsion spring 33 is sleeved on the unlocking shaft 32, is located in the through hole 312, and is clamped on the unlocking block 31 and the first connecting block 26, in this embodiment, the shaft hole 311 penetrates through the cross section of the unlocking block 31, the through hole 312 intersects with the shaft hole 311, and penetrates through the shaft hole 311, and in addition, the surface of the unlocking block 31 is provided with an anti-slip strip 323.
In this embodiment, the unlocking torsion spring 33 includes an unlocking torsion spring body, a first unlocking leg and a second unlocking leg, the unlocking torsion spring body is sleeved on the unlocking shaft 32 and is accommodated in the through hole 312, the first unlocking leg is clamped on the unlocking block 31, and the second unlocking leg is clamped on the first connecting block 26.
Referring to fig. 8, the locking structure 40 is rotatably mounted on the positioning block 23, specifically, the locking structure 40 includes a hook 41, a locking member 42 and a locking torsion spring 43, the hook 41 is rotatably connected to the locking member 42 and is locked on the positioning block 23, the locking member 42 is rotatably mounted on the positioning block 23, the locking torsion spring 43 is mounted on the locking member 42 and is used for driving the locking member 42 to rotate, further, the hook 41 includes a locking portion 411 and a hanging portion 412, an upper end of the hanging portion 412 is rotatably mounted on the locking member 42, a lower end of the hanging portion 412 is provided with the locking portion 411, in addition, a side of the hanging portion 412 opposite to the locking portion 411 is provided with a locking groove 413 matched with the unlocking structure 30, and more specifically, an upper end of the hanging portion 412 is provided with a hanging hole.
The locking member 42 includes a rotating block 421 and a rotating shaft 423, the rotating shaft 423 is locked in the two mounting rings 233 of the positioning block 23 and is located between the first disc 23 and the second disc 24, and the rotating block 421 is sleeved on the rotating shaft 423. Specifically, the rotating block 421 includes a rotating plate 424, one end of the rotating plate 424 is provided with a locking hook 425, the other end of the rotating plate 424 is provided with an installation notch 426 corresponding to the hook 41, and two sidewalls of the installation notch 426 are provided with installation holes corresponding to the suspension holes, so that the suspension shaft 414 can pass through the installation holes and the suspension holes to install the hook 41 on the locking element 42,
Furthermore, two side edges 427 are respectively arranged on two opposite sides of the rotating plate 424, the two side edges 427 are correspondingly provided with rotating holes 4271, the rotating shaft 423 can pass through the two mounting rings 233 and the rotating holes 4271 of the two side edges 427 and is clamped between the first disk body 24 and the second disk body 25, the rotating block 421 is rotatably mounted on the positioning block 23, and at this time, the two side edges 427 are positioned on the inner sides of the two mounting rings 233; the locking hook 425 is formed by bending and extending one end of the rotating plate 424, and is provided with a locking surface 4251 engaged with the limiting shaft 111, and the locking surface 4251 is arc-shaped.
In order to enable the locking member 42 to automatically return, the locking torsion spring 43 is fitted over the rotating shaft 423 and is locked to the rotating block 421, so that a returning force can be generated. Further, the latch torsion spring 43 is located between the two side edges 427.
referring to fig. 9, the fastening structure 50 is rotatably mounted on the positioning block 23, and specifically includes a fastening block 51, a fastening torsion spring 52 and a fastening shaft 53, the fastening shaft 53 is fastened on the positioning block 23 and clamped between the first tray 24 and the second tray, the fastening block 51 is sleeved on the fastening shaft 53, and the fastening torsion spring 52 is sleeved on the fastening shaft 53 and fastened on the positioning block 23.
Specifically, the buckling block 51 is provided with two clamping rings 512 corresponding to the clamping shaft 53, a clamping hole 511 for installing the clamping shaft 53 is formed between the two clamping rings 512, the buckling block 51 is further provided with a buckling part 513, the buckling part 513 is provided with a buckling surface 5131, in this embodiment, the two clamping rings 512 are arranged in parallel, and the buckling surface 5131 is arc-shaped. The shaft 53 is clamped on the two fixing rings 235 and the two clamping rings 512 of the positioning block 23, the two clamping rings 512 are located on the inner sides of the two fixing rings 235, in addition, in order to prevent the shaft 53 from being separated from the two fixing rings 235 and the two clamping rings 512, two ends of the shaft 53 respectively support against the first disc body 24 and the second disc body 25, the buckle torsion spring 52 is sleeved on the shaft 53 and located in the buckle hole 511 and clamped on the buckle block 51 and the positioning block 23 so as to provide elastic restoring force for the buckle block 51.
Referring to fig. 1, one end of the connecting rod 22 is mounted at the lower ends of the first tray 24 and the second tray 25, and the other end is mounted with the rear wheel 70.
The seat 80 is installed at the upper ends of the first tray 24 and the second tray 25, specifically, an installation part 81 is detachably installed on the first tray 24 and the second tray 25 through a common method, such as screw locking, etc., the upper end of the installation part 81 is provided with an installation hole, and the seat 81 is detachably installed on the installation part 81 through a support rod 82.
With reference to fig. 1, the driving mechanism 90 is mounted on the first tray 24 and the second tray 25 for driving the rear wheel 70 to rotate. Specifically, the driving mechanism 90 may include a pedal plate 91, a driving gear 92, a driven gear 93 and a hinge 94, the pedal plate 91 is mounted on the first tray 24 and the second tray 25, the driving gear 92 is mounted on the pedal plate 91, the driven gear 93 is mounted on the rear wheel 70, and the hinge 94 is connected to the driving gear 92 and the driven gear 93, such that when the pedal plate 91 is driven to rotate relative to the first tray 24 and the second tray 25, the driving gear 93 is driven to rotate, the driving gear 92 drives the driven gear 93 to rotate through the hinge 94, and the rear wheel 70 rotates along with the driven gear 93, thereby driving the foldable bicycle with the unlocking structure to walk.
in the present invention, the front frame 10 can rotate between the extended position and the retracted position along with the pivot shaft 112 relative to the rear frame 20, when the front frame 10 is located at the extended position, the limiting shaft 111 is located in the first stopping groove 236, and the locking structure 40 is fastened to the limiting shaft 111; when the front frame 10 is located at the retracted position, the locking structure 40 is disengaged from the limiting shaft 111, the limiting shaft 111 is located in the second stop groove 237, and the fastening structure 50 is fastened to the limiting shaft 111; the unlocking structure 30 is buckled with the locking structure 40, and the locking structure 30 can be separated from the limiting shaft 111 when the unlocking structure 30 is driven.
Specifically, when the foldable bicycle is in the unfolded state, the foldable bicycle with the unlocking structure can be used, in this case, the locking hook 425 of the locking piece 42 of the locking structure 40 is buckled with the limiting shaft 111, and the locking surface 4251 is attached to the limiting shaft 111 for preventing the front frame 10 from rotating relative to the rear frame 20; the engaging portion 411 of the hook 41 is engaged with the engaging shaft 234 to prevent the locking hook 425 from disengaging from the limiting shaft 111, the unlocking block 31 of the unlocking structure 30 is engaged with the engaging groove 413 of the hook 41 of the locking structure 40 to prevent the engaging portion 411 from disengaging from the engaging shaft 234, and the unlocking torsion spring 33 elastically deforms to press the unlocking block 31 to prevent the unlocking block 31 from disengaging from the engaging groove 413;
When the bicycle needs to be folded, the operating portion 114 is driven to slightly lift the foldable bicycle with the unlocking structure, the unlocking block 31 is driven to rotate, the unlocking block 31 is separated from the clamping groove 413, at this time, the hook 41 no longer applies force to the locking member 42, the locking torsion spring 43 of the locking structure 40 elastically returns, so that the locking member 42 is rotated to separate the locking hook 425 from the limiting shaft 111, at this time, the front frame 10 can be simultaneously rotated relative to the rear frame 20, the limiting shaft 111 is separated from the first stop groove 236 and slides towards the second stop groove 237 along the guide surface 245, in this process, as the buckling structure 50 is mounted on the positioning block 23 through the buckling torsion spring 52, the buckling portion 513 of the buckling block 51 of the buckling structure 50 is pushed by the limiting shaft 111 until the limiting shaft 111 is clamped in the second stop groove 237, the buckle torsion spring 52 elastically returns to rotate the buckle block 51, so that the buckle part 513 is buckled with the limiting shaft 111, the folding of the folding bicycle with the unlocking structure is completed, and after the folding, the space is reduced, so that the folding bicycle with the unlocking structure can be conveniently carried.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (8)
1. The utility model provides a folding bicycle with unblock structure, including front wheel, rear wheel and actuating mechanism, its characterized in that: the folding bicycle with the unlocking structure further comprises a front frame, a rear frame, the unlocking structure, a locking structure and a buckling structure, wherein the front wheel is installed on the front frame, the rear wheel is installed on the rear frame, and the driving mechanism is installed on the rear frame and used for driving the rear wheel to rotate;
The front frame comprises a main bar, the main bar is provided with an abdicating notch, and a limiting shaft and a pivot shaft are arranged at the abdicating notch;
The rear frame comprises a rear disc, the rear disc is sleeved on the pivot shaft and comprises a positioning block, a first disc body and a second disc body, the positioning block is positioned between the first disc body and the second disc body and is respectively fixed with the first disc body and the second disc body, and the positioning block is provided with a first stop groove and a second stop groove;
The unlocking structure is rotatably arranged between the first disc body and the second disc body;
The locking structure is rotatably arranged on the positioning block and is positioned between the first tray body and the second tray body;
The buckle structure is rotatably arranged on the positioning block and is positioned between the first disc body and the second disc body;
The front frame can rotate between a spreading position and a retracting position relative to the rear frame along with the pivot shaft, when the front frame is located at the spreading position, the limiting shaft is located in the first stopping groove, and the lock catch structure is buckled with the limiting shaft; when the front frame is located at the retracting position, the lock catch structure is separated from the limiting shaft, the limiting shaft is located in the second stop groove, and the buckle structure is buckled with the limiting shaft; the unlocking structure is buckled with the locking structure, and the locking structure can be separated from the limiting shaft when the unlocking structure is driven.
2. A foldable bicycle with unlocking structure as claimed in claim 1, wherein: the lock catch structure comprises a clamping hook and a lock catch piece, the lock catch piece is rotatably arranged on the positioning block, and the clamping hook is rotatably connected with the lock catch piece and clamped on the positioning block; the unlocking structure comprises an unlocking block, the unlocking block is rotatably arranged between the first tray body and the second tray body, the buckling structure comprises a buckling block, and the buckling block is rotatably arranged between the first tray body and the second tray body; when the front frame is located at the unfolding position, the locking piece is buckled with the limiting shaft, when the front frame is located at the folding position, the locking piece is separated from the limiting shaft, and the buckling block is buckled with the limiting shaft; the clamping hook is clamped with the unlocking block and can be separated from the unlocking block when the unlocking block is driven.
3. A foldable bicycle with unlocking structure as claimed in claim 2, wherein: the trip is including block portion and suspension portion, the upper end rotation of suspension portion is installed on the hasp piece, and the lower extreme is provided with block portion, the locating piece is provided with the trip shaft, block portion card is in on the trip shaft, the unblock piece with suspension portion block, and break away from when unblock piece receives the drive suspension portion.
4. A foldable bicycle with unlocking structure as claimed in claim 3, wherein: the hanging part is provided with a clamping groove at one side opposite to the clamping part, one end of the unlocking block is clamped in the clamping groove, and the other end of the unlocking block is provided with an anti-slip strip.
5. A foldable bicycle with unlocking structure as claimed in claim 3, wherein: the lock catch piece comprises a rotating block and a rotating shaft, the rotating shaft is clamped in the two mounting rings of the positioning block and is located between the first disc body and the second disc body, the rotating block is sleeved on the rotating shaft, and the lock catch structure further comprises a lock catch torsional spring which is mounted on the rotating shaft and clamped on the rotating block.
6. A foldable bicycle with unlocking structure as claimed in claim 4, wherein: the unlocking structure further comprises an unlocking shaft and an unlocking torsion spring, the unlocking shaft is clamped between the first tray body and the second tray body, the unlocking block is rotatably sleeved on the unlocking shaft, and the unlocking torsion spring is sleeved on the unlocking shaft and clamped on the unlocking block.
7. a foldable bicycle with unlocking structure as claimed in claim 6, wherein: the unlocking block is provided with a shaft hole and a through hole, the unlocking block is sleeved on the unlocking shaft through the shaft hole, and the unlocking torsion spring is positioned in the through hole and clamped on the unlocking block.
8. a foldable bicycle with unlocking structure as claimed in claim 2, wherein: the clamping structure further comprises a clamping torsion spring and a clamping shaft, the clamping shaft is clamped on the positioning block and clamped between the first tray body and the second tray body, the clamping block is sleeved on the clamping shaft, and the clamping torsion spring is sleeved on the clamping shaft and clamped on the positioning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145909.4U CN209795700U (en) | 2019-01-28 | 2019-01-28 | Folding bicycle with unlocking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145909.4U CN209795700U (en) | 2019-01-28 | 2019-01-28 | Folding bicycle with unlocking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209795700U true CN209795700U (en) | 2019-12-17 |
Family
ID=68821277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920145909.4U Active CN209795700U (en) | 2019-01-28 | 2019-01-28 | Folding bicycle with unlocking structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109693749A (en) * | 2019-01-28 | 2019-04-30 | 广西瑞祺丰新材料有限公司 | A kind of folding bicycle with unlocking structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109693749A (en) * | 2019-01-28 | 2019-04-30 | 广西瑞祺丰新材料有限公司 | A kind of folding bicycle with unlocking structure |
| CN109693749B (en) * | 2019-01-28 | 2024-02-23 | 广西瑞祺丰新材料有限公司 | Folding bicycle with unlocking structure |
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