CN106892046B - Folding locking mechanism - Google Patents
Folding locking mechanism Download PDFInfo
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- CN106892046B CN106892046B CN201710137766.8A CN201710137766A CN106892046B CN 106892046 B CN106892046 B CN 106892046B CN 201710137766 A CN201710137766 A CN 201710137766A CN 106892046 B CN106892046 B CN 106892046B
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- locking
- box body
- radial
- shaft
- unlocking button
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
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- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention discloses a folding locking mechanism, comprising: locking the box body; the locking shaft penetrates through the locking box body and can rotate relative to the locking box body, and a radial locking hole penetrating through the center of the locking shaft is formed in the locking shaft along the radial direction of the locking shaft; the locking assembly is arranged in the locking box body and comprises a locking rod corresponding to the radial locking hole and a force application spring for pushing the locking rod into the radial locking hole; one end of the unlocking button is arranged in the locking box body, and the other end of the unlocking button is exposed out of the unlocking button of the locking box body; and a return spring for providing a restoring force to the unlock button. This folding locking mechanism simple structure, simple to operate, locking pole and radial locking hole cooperation length are big, and area of contact is considerable, therefore the atress is more stable, can prevent effectively that locking axle and locking box body from producing relative rotation to satisfy operation requirement.
Description
Technical Field
The invention relates to the technical field of production of folding vehicles, in particular to a folding locking mechanism.
Background
Along with the improvement of people's standard of living, the life demand is also abundanter and diversified, and the folding car that is fit for city short distance trip and conveniently carries is selected by more and more consumers. In order to be able to achieve a reduction in size, more and more parts of the folding carriages are designed to be foldable.
In a foldable vehicle, the folding locking mechanisms that are important are the folding locking mechanism between the wheels (including the front wheels and the rear wheels) and the frame, and the folding locking mechanism between the front frame and the rear frame. The folding locking mechanism in the prior art is complex in structure, unstable in stress, or complex in folding process, and brings inconvenience to users.
Therefore, how to provide a folding latch with simple structure, stable stress and convenient operation is a technical problem that needs to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of the above, the present invention is directed to a folding locking mechanism, so as to make the folding locking process of a foldable vehicle simpler, make the structure of the folding locking mechanism simpler, and make the stress more stable.
In order to achieve the purpose, the invention provides the following technical scheme:
a fold latch mechanism comprising:
locking the box body;
the locking shaft penetrates through the locking box body and can rotate relative to the locking box body, and a radial locking hole penetrating through the center of the locking shaft is formed in the locking shaft along the radial direction of the locking shaft;
the locking assembly is arranged in the locking box body and comprises a locking rod corresponding to the radial locking hole and a force application spring for pushing the locking rod into the radial locking hole;
one end of the unlocking button is arranged in the locking box body, the other end of the unlocking button is exposed out of the unlocking button of the locking box body, and the unlocking button is arranged at one end of the locking box body in the locking box body and used for pushing the locking rod away from the radial locking hole;
a return spring for providing a restoring force to the unlock button.
Preferably, the folding locking mechanism is used for mounting wheels and a frame of the folding bicycle, the locking shaft comprises one piece, a connecting hole for being fixedly connected with the frame is formed in the end portion of the locking shaft, and a wheel mounting arm for being mounted with the wheels is arranged on the locking box body.
Preferably, the radial locking holes comprise a plurality of radial locking holes which are distributed at intervals along the axial direction of the locking shaft, and the axes of the radial locking holes are all parallel.
Preferably, the locking pole of locking subassembly all links firmly on same connecting piece, be provided with on the connecting piece and be used for holding force application spring's spring chamber is placed in place force application spring one end in the spring chamber with the connecting piece offsets, the other end with the locking box body offsets.
Preferably, the locking case includes:
the box comprises a box body, a locking assembly and a locking mechanism, wherein one side of the box body is used for installing a locking shaft, the side of the box body is provided with a first semicircular groove used for yielding the locking shaft, and the other side of the box body is provided with an installation cavity used for accommodating the locking assembly;
the locking shaft cover body is buckled on one side of the box body, and a second semicircular groove used for yielding the locking shaft is formed in the locking shaft cover body;
the locking component blocking cover is buckled on the other side of the box body and is used for providing support for the force application spring;
and the unlocking button blocking cover is buckled on the locking shaft cover body.
Preferably, a push rod is arranged at one end, located in the locking box, of the unlocking button and abuts against the connecting piece, and when the unlocking button is pressed, the push rod pushes the connecting piece to drive the locking rod to be separated from the radial locking hole.
Preferably, the folding locking mechanism is used for installing a front frame and a rear frame of the folding bicycle, the two locking shafts are symmetrically arranged in parallel, and the two locking shafts are respectively used for being fixedly connected with the front frame and the rear frame.
Preferably, on each locking shaft, the number of the radial locking holes is multiple, the multiple radial locking holes are distributed at intervals along the axial direction of the locking shaft, and the axes of the radial locking holes are all parallel.
Preferably, the locking assembly further comprises a locking rod box body, the locking rod box body is located between the two locking shafts, the locking rods symmetrically extend out from the inner part of the locking rod box body to two sides respectively, the two symmetrically arranged locking rods share one force application spring, and two ends of the force application spring respectively abut against the two symmetrically arranged locking rods;
be provided with the wedge hole on the lock pole, the release button is located one end in the lock box body be provided with lock pole quantity corresponds and stretches into the push rod of wedge hole, the push rod tip be with wedge hole complex wedge face when the release button is pressed, the wedge face of push rod with the wedge hole cooperation makes the lock pole is retracted and is broken away from radial lock hole.
Preferably, the reset spring is arranged in the locking rod box body, one end of the reset spring is abutted to the locking rod box body, and the other end of the reset spring is abutted to the unlocking button.
The invention also discloses a folding locking mechanism, comprising:
locking the box body;
the locking shaft penetrates through the locking box body and can rotate relative to the locking box body, and a locking bulge is arranged on the locking shaft along the radial direction of the locking shaft;
one end of the unlocking button is arranged in the locking box body, the other end of the unlocking button is exposed out of the unlocking button of the locking box body, and a locking groove for embedding the locking protrusion is formed in one end of the unlocking button arranged in the locking box body;
the reset spring is arranged in the locking box body and used for providing restoring force for the unlocking button.
Preferably, the locking shaft is provided with a plurality of locking protrusions at intervals along a circumferential direction thereof.
According to the folding locking mechanism disclosed by the invention, the locking shaft capable of rotating relative to the locking box body is arranged in the locking box body, the radial locking hole is formed in the locking shaft, the locking assembly is arranged in the locking box body and comprises the locking rod corresponding to the radial locking hole and the force application spring for pushing the locking rod into the radial locking hole, one end of the unlocking button is positioned in the locking box body, the other end of the unlocking button is positioned outside the locking box body, one end of the unlocking button, which is arranged in the locking box body, is used for pushing the locking rod out of the radial locking hole, and the reset spring is used for providing restoring force for the unlocking button.
It can be seen that, the locking simple structure between locking axle and the locking box body is ingenious, and the equipment is convenient, and this folding locking mechanism's easy and simple to handle moreover: according to the foldable bicycle, the unlocking button is pressed, the locking rod is separated from the radial locking hole, the locking shaft and the locking box body can rotate relatively, folding or unfolding of some positions of the foldable bicycle can be achieved, after 180 degrees of relative rotation between the locking shaft and the locking box body, the other end of the radial locking hole is opposite to the locking rod again, the unlocking button is loosened, the locking rod locks the locking shaft and the locking box body again under the action of the force application spring, and the foldable bicycle is kept stable. Because the locking pole stretches into radial locking downthehole, locking pole and radial locking hole cooperation length are big, and area of contact is considerable, therefore the atress is more stable, can prevent effectively that locking axle and locking box body from producing relative rotation to satisfy operation requirement.
Of course. The locking shaft is provided with the locking protrusion, the unlocking button is provided with the folding locking mechanism formed by the locking groove matched with the locking protrusion, and the folding locking mechanism also has the advantages.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an exploded schematic view of the fold latch mechanism disclosed in the first embodiment;
FIG. 2 is a partial cut-away schematic view of the folding latch mechanism disclosed in the first embodiment;
FIG. 3 is another partial cut-away schematic view of the fold latch mechanism disclosed in the first embodiment;
FIG. 4 is a schematic view of the first embodiment of the disclosed fold latch for use in connection with a vehicle wheel and frame;
FIG. 5 is an exploded view of the fold latch mechanism disclosed in the second embodiment;
FIG. 6 is a schematic view showing the internal structure of a lock lever case in the folding lock mechanism according to the second embodiment;
FIG. 7 is a schematic partial cut-away view of a lock lever case of the fold lock mechanism in the second embodiment;
FIG. 8 is a partial cut-away view of the locking lever of the second embodiment;
FIG. 9 is a partially cut-away schematic view of the folding latch disclosed in the first embodiment when used in connection with a front frame and a rear frame;
FIG. 10 is an exploded view of the fold latch mechanism disclosed in the third embodiment;
FIG. 11 is a schematic partial cut-away view of the fold latch mechanism disclosed in the third embodiment;
fig. 12 is a schematic view showing the engagement of the lock release button with the lock shaft in the third embodiment.
Wherein, 1 is the locking box body, 2 is the locking axle, 3 is the locking subassembly, 4 is the release button, 5 is reset spring, 6 is the wheel mounting hole, 7 is the wheel installation arm, 8 is the dress trim cover, 11 is the release button fender lid, 12 is the locking axle lid, 13 is the box body, 14 is the locking subassembly fender lid, 21 is radial locking hole, 22 is the locking arch, 31 is the locking pole, 32 is the connecting piece, 33 is application of force spring, 34 is the locking pole box body, 41 is the push rod, 42 is the push rod spring, 43 is the locking recess, 311 is the wedge hole, 312 is application of force spring hole.
Detailed Description
One of the core points of the invention is to provide a folding locking mechanism, so that the folding locking process of the folding bicycle is simpler, the structure of the folding locking mechanism is simpler, and the stress is more stable.
The folding locking mechanism disclosed in the embodiment of the invention comprises a locking box body 1, a locking shaft 2, a locking component 3, an unlocking button 4 and a return spring 5, wherein, the locking shaft 2 is arranged in the locking box body 1 in a penetrating way, the locking shaft 2 can rotate relative to the locking box body 1, the locking shaft 2 is provided with a radial locking hole 21 which passes through the center of the locking shaft along the radial direction of the locking shaft 2, the locking component 3 is arranged in the locking box body 1, the locking component 3 at least comprises a locking rod 31 corresponding to the radial locking hole 21, and the force application spring 33 is used for pushing the locking rod 31 into the radial locking hole 21, one end of the unlocking button 4 is arranged in the locking box body 1, the other end of the unlocking button 4 is exposed out of the locking box body 1, one end of the unlocking button 4 arranged in the locking box body 1 is used for pushing the locking rod 31 away from the radial locking hole 21, and the reset spring 5 is used for providing restoring force for the unlocking button 4.
The folding locking mechanism disclosed in the above embodiment, the locking structure between the locking shaft 2 and the locking box body 1 is simple and ingenious, the assembly is convenient, and the folding locking mechanism is easy and convenient to operate: pressing unlock button 4, locking pole 31 breaks away from radial locking hole 21, and locking axle 2 and locking box body 1 can take place relative rotation, and this just can realize folding or the expansion of some positions of folding car, and after both relative rotations 180, the other end of radial locking hole 21 will be relative with locking pole 31 again, unclamps unlock button 4, and locking pole 31 will be under the effect of application of force spring 33 with locking axle 2 and locking box body 1 locking again, makes the folding car remain stable. Because locking pole 31 stretches into radial locking hole 21 in, locking pole 31 and radial locking hole 21 cooperation length are big, and area of contact is considerable, therefore the atress is more stable, can prevent effectively that locking axle 2 and locking box body 1 from producing relative rotation to satisfy operation requirement.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
In this embodiment, the folding locking mechanism is used for mounting the wheels and the frame of the folding bicycle, as shown in fig. 1 to 4, the locking shaft 2 is specifically one, a connecting hole for fixedly connecting with the frame is formed in the end portion of the locking shaft 2, the locking shaft 2 is fixedly connected to the frame through a bolt or a screw, a wheel mounting arm 7 for mounting with the wheels is arranged on the locking box body 1, a wheel mounting hole 6 is formed in the wheel mounting arm 7, and the wheels are mounted on the wheel mounting arm 7 through the bolt, as shown in fig. 4.
In the present embodiment, the locking box 1 specifically includes a box body 13, a locking shaft cover 12, a locking assembly cover 14 and an unlocking button cover 11, as shown in fig. 1, one side of the box body 13 is used for installing the locking shaft 2, one side of the box body 13 used for installing the locking shaft 2 is provided with a first semicircular groove used for yielding the locking shaft 2, the other side of the box body 13 is provided with an installation cavity used for accommodating the locking assembly 3, the locking shaft cover body 12 is provided with a second semicircular groove used for yielding the locking shaft 2, the locking shaft cover body 12 is installed on the box body 13 through bolts or screws to form a shaft hole for installing the locking shaft 2, the locking shaft 2 is rotatably installed in the shaft hole, the locking assembly 3 is embedded in the mounting cavity on the other side of the box body 13, and the locking assembly blocking cover 14 is mounted on the box body 13 through bolts or screws so as to limit the blocking of the locking assembly 3. Preferably, the radial locking holes 21 on the locking shaft 2 in the embodiment include a plurality of radial locking holes 21, the plurality of radial locking holes 21 are spaced apart along the axial direction of the locking shaft 2, and the axes of the radial locking holes 21 are all parallel, and correspondingly, the locking rod 31 in the locking assembly 3 should also include a plurality of radial locking holes 21, so as to correspond to the radial locking holes 21, and the plurality of radial locking holes 21 and the plurality of locking rods 31 cooperate to effectively improve the locking stability.
Referring to fig. 1, the locking rods 31 in the locking assembly 3 in this embodiment are all connected to the same connecting member 32, and in order to facilitate the arrangement of the force applying spring 33, a spring cavity for accommodating the force applying spring 33 is provided on the connecting member 32, one end of the force applying spring 33 embedded in the spring cavity abuts against the connecting member 32, and the other end abuts against the locking assembly stopper 14 of the locking box body 1, and after the locking assembly 3 is mounted, the locking rods 31 pass through the through holes on the box body 13 and then are matched with the radial locking holes 21 on the locking shaft 2.
As shown in fig. 1, a push rod 41 is disposed at one end of the unlocking button 4 located in the locking box 1, the reset spring 5 is sleeved on the push rod 41, one end of the reset spring 5 abuts against the unlocking button 4, the other end of the reset spring abuts against the locking shaft cover 12, the push rod 41 abuts against the connecting member 32 in the locking assembly 3 after penetrating through the locking shaft cover 12 and the box body 13, when the unlocking button 4 is pressed, the push rod 41 directly pushes the connecting member 32 to move, the connecting member 32 drives the locking rod 31 to disengage from the radial locking hole 21 to realize unlocking, please refer to fig. 4 at the same time, the locking box 1 can be rotated after unlocking is completed, the locking box 1 drives the wheel mounting arm 7 to rotate together, when the locking box 1 rotates 180 degrees, the locking rod 31 will be opposite to the other end of the radial locking hole 21, the unlocking button 4 is released, and the unlocking button 4 is reset under the action of, meanwhile, under the action of the force application spring 33, the locking rod 31 penetrates into the radial locking hole 21 to be locked, so that the folding of the wheel is realized; when the wheel needs to be unfolded, the unlocking button 4 is pressed down, the unlocking button 4 is released after the wheel rotates in the reverse direction for 180 degrees, the unlocking button 4 resets under the action of the reset spring 33, and meanwhile, under the action of the force application spring 33, the locking rod 31 penetrates into the radial locking hole 21 to be locked, so that the unfolding of the wheel is achieved.
Example 2
In the present invention, another embodiment is provided, in which the folding locking mechanism is used for installing a front frame and a rear frame of a folding bicycle, as shown in fig. 9, correspondingly, the two locking shafts 2 comprise two symmetrically and parallelly arranged locking shafts 2, and the two locking shafts 2 are respectively used for being fixedly connected with the front frame and the rear frame, as shown in fig. 5 to 9.
The locking box 1 in this embodiment includes two half bodies, as shown in fig. 5, the two half bodies are fastened to form the locking box 1, for the same reason, the number of the radial locking holes 21 on each locking shaft 2 in this embodiment is also plural, and the plurality of radial locking holes 21 are distributed at intervals along the axial direction of the locking shaft 2, and the axes of the radial locking holes 21 are parallel.
The locking assembly 3 in this embodiment, in addition to the locking lever 31 and the return spring 33, includes a locking lever case 34, as shown in fig. 6 and 7, the locking lever box 34 is located between the two locking shafts 2, the locking levers 31 are respectively projected symmetrically from the inside of the locking lever box 34 to both sides of the locking lever box 34, two symmetrical locking rods 31 share one force application spring 33, two ends of the force application spring 33 respectively abut against the two symmetrical locking rods 31, the locking rods 31 are provided with wedge-shaped holes 311, as shown in fig. 8, one end of the unlocking button 4 in the locking case 1 is provided with push rods 41 corresponding to the number of the locking levers 31 and extending into the wedge-shaped hole 311, the end of the push rod 41 is provided with a wedge surface engaged with the wedge-shaped hole 311, when the unlocking button 4 is pressed, the wedge surface of the push rod 41 engages with the wedge hole 311 to retract the locking rod 31 and disengage the radial locking hole 21.
It can be understood by those skilled in the art that the unlocking mode of the present embodiment is different from the unlocking mode of the embodiment 1, in the embodiment 1, the push rod 41 directly pushes the connecting piece 32 to separate the locking rod 31 from the radial locking hole 21, and in the present embodiment, the end of the push rod 41 is provided with a wedge-shaped surface, the locking rod 31 is provided with a wedge-shaped hole 311, and the retraction of the locking rod 31 is realized through the cooperation of the wedge-shaped surface and the wedge-shaped hole 311.
The return spring 5 in this embodiment is located in the locking lever box 34, and one end of the return spring 5 abuts against the locking lever box 34, and the other end abuts against the unlocking button 4, for further optimization, a push rod spring 42 may be further sleeved on the push rod 41, as shown in fig. 9.
Referring to fig. 9, after the unlocking is completed, the locking shaft 2 can be rotated, the locking shaft 2 rotates with the front frame or the rear frame, when the locking shaft 2 rotates 180 °, the locking rod 31 is opposite to the other end of the radial locking hole 21, the unlocking button 4 is released, the unlocking button 5 is reset under the action of the reset spring 5, and simultaneously, under the action of the force application spring 33, the locking rod 31 penetrates into the radial locking hole 21 to be locked, so that the frame is folded; when the frame needs to be unfolded, the unlocking button 4 is pressed down, the unlocking button 4 is loosened after the frame rotates in the reverse direction for 180 degrees, the unlocking button 4 resets under the action of the reset spring 5, and meanwhile, under the action of the force application spring 33, the locking rod 31 penetrates into the radial locking hole 21 to be locked, so that the unfolding of the wheel is achieved.
Example 3
The present embodiment is different from embodiment 1 in that a locking protrusion 22 is provided on the locking shaft 2 of the present embodiment, and a locking groove 43 for fitting with the locking protrusion 22 is provided on the unlocking button 4, as shown in fig. 10 to 12, locking between the locking shaft 2 and the locking box body 1 is achieved by cooperation of the locking protrusion 22 and the locking groove 43, and simultaneously, by pressing the unlocking button 4, the unlocking button 4 is moved downward, so that the locking groove 43 on the unlocking button 4 is disengaged from the locking protrusion 22 on the locking shaft 2, thereby unlocking is achieved.
It can be understood that, in the present embodiment, one or two locking shafts 2 may be provided, and when one locking shaft 2 is provided, the folding locking mechanism may be used for folding locking connection between the wheel and the frame; when the lock shafts 2 are two, the fold lock mechanism can be used for the connection between the front frame and the rear frame. The lock shaft 2 shown in fig. 10 to 12 includes two lock shafts, and a plurality of lock protrusions 22 are provided on any one of the lock shafts 2 at intervals in the circumferential direction thereof, and the angle of the interval between the lock protrusions 22 may be determined according to the rotation angle requirement, and may be, for example, 90 ° or 180 °.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (12)
1. A fold latch mechanism, comprising:
a locking box body (1);
the locking shaft (2) penetrates through the locking box body (1) and can rotate relative to the locking box body (1), and a radial locking hole (21) penetrating through the center of the locking shaft (2) is formed in the radial direction of the locking shaft (2);
the locking assembly (3) is arranged in the locking box body (1) in a built-in mode, the locking assembly (3) comprises a locking rod (31) corresponding to the radial locking hole (21), and a force application spring (33) used for pushing the locking rod (31) into the radial locking hole (21);
one end of the unlocking button (4) is arranged in the locking box body (1) in a built-in mode, the other end of the unlocking button is exposed out of the unlocking button (4) of the locking box body (1), and one end, arranged in the locking box body (1), of the unlocking button is used for pushing the locking rod (31) away from the radial locking hole (21);
a return spring (5) for providing a restoring force to the unlock button (4).
2. The fold locking mechanism according to claim 1, wherein the fold locking mechanism is used for mounting the wheel and the frame of the folding bicycle, the locking shaft (2) comprises one piece, the end part of the locking shaft is provided with a connecting hole for fixedly connecting with the frame, and the locking box body (1) is provided with a wheel mounting arm (7) for mounting with the wheel.
3. The fold latch mechanism according to claim 2, wherein the radial lock holes (21) comprise a plurality of radial lock holes (21), the plurality of radial lock holes (21) are spaced apart in the axial direction of the lock shaft (2), and the axes of the radial lock holes (21) are parallel.
4. The fold locking mechanism according to claim 3, wherein the locking rods (31) of the locking assembly are all connected to the same connecting member (32), the connecting member (32) is provided with a spring chamber for accommodating the force applying spring (33), one end of the force applying spring (33) arranged in the spring chamber is abutted against the connecting member (32), and the other end is abutted against the locking box body (1).
5. The fold-locking mechanism according to claim 4, characterized in that said locking box (1) comprises:
the box comprises a box body (13), wherein one side of the box body (13) is used for installing a locking shaft (2), a first semicircular groove used for yielding the locking shaft (2) is formed in the side of the box body (13), and an installation cavity used for accommodating the locking assembly is formed in the other side of the box body (13);
a locking shaft cover body (12) buckled on one side of the box body (13), wherein a second semicircular groove used for yielding the locking shaft (2) is formed in the locking shaft cover body (12);
a locking component blocking cover (14) buckled on the other side of the box body (13) and used for providing support for the force application spring (33);
an unlocking button blocking cover (11) buckled on the locking shaft cover body (12).
6. The fold locking mechanism according to claim 5, wherein a push rod (41) is disposed at one end of the unlocking button (4) located in the locking box (1), the push rod (41) abuts against the connecting member (32), and when the unlocking button (4) is pressed, the push rod (41) pushes the connecting member (32) to drive the locking rod (31) to disengage from the radial locking hole (21).
7. The fold locking mechanism according to claim 1, characterized in that the fold locking mechanism is used for mounting a front frame and a rear frame of a folding bicycle, the locking shaft (2) comprises two symmetrical and parallel shafts, and the two locking shafts (2) are respectively used for fixedly connecting with the front frame and the rear frame.
8. The fold latch mechanism according to claim 7, wherein said radial lock holes (21) are provided in plural numbers on each of said lock shafts (2), and a plurality of said radial lock holes (21) are spaced in the axial direction of said lock shafts (2), and the axes of said radial lock holes (21) are parallel.
9. The fold locking mechanism according to claim 7, wherein the locking assembly further comprises a locking rod box (34), the locking rod box (34) is located between the two locking shafts (2), the locking rods (31) symmetrically extend from the inside of the locking rod box (34) to two sides, the two symmetrically arranged locking rods (31) share one force application spring (33), and two ends of the force application spring (33) respectively abut against the two symmetrically arranged locking rods (31);
be provided with wedge hole (311) on lock pole (31), unlock button (4) are located one end in the locking box body (1) be provided with lock pole (31) quantity corresponds and stretches into push rod (41) of wedge hole (311), push rod (41) tip be with wedge hole (311) complex wedge face unlock button (4) when pressurized, the wedge face of push rod (41) with wedge hole (311) cooperation makes lock pole (31) are retracted and are broken away from radial lock hole (21).
10. The fold locking mechanism according to claim 9, characterized in that the return spring (5) is built into the locking lever box (34) and has one end abutting against the locking lever box (34) and the other end abutting against the unlocking button (4).
11. A fold latch mechanism, comprising:
a locking box body (1);
the locking shaft (2) penetrates through the locking box body (1) and can rotate relative to the locking box body (1), and a locking protrusion (22) is arranged on the locking shaft (2) along the radial direction of the locking shaft;
one end of the unlocking button (4) is arranged in the locking box body (1) in a built-in mode, the other end of the unlocking button (4) is exposed out of the locking box body (1), and a locking groove (43) for the locking protrusion (22) to be embedded into is formed in one end of the unlocking button (4) arranged in the locking box body (1);
and the return spring (5) is arranged in the locking box body (1) and is used for providing restoring force for the unlocking button (4).
12. The fold latch mechanism according to claim 11, wherein said latch shaft (2) is provided with a plurality of said latch projections (22) at intervals in a circumferential direction thereof.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137766.8A CN106892046B (en) | 2017-03-09 | 2017-03-09 | Folding locking mechanism |
| PCT/CN2017/108552 WO2018161617A1 (en) | 2017-03-09 | 2017-10-31 | Folding locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137766.8A CN106892046B (en) | 2017-03-09 | 2017-03-09 | Folding locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106892046A CN106892046A (en) | 2017-06-27 |
| CN106892046B true CN106892046B (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710137766.8A Active CN106892046B (en) | 2017-03-09 | 2017-03-09 | Folding locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106892046B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018161617A1 (en) * | 2017-03-09 | 2018-09-13 | 小环科技（深圳）有限公司 | Folding locking mechanism |
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| CN206679160U (en) * | 2017-03-09 | 2017-11-28 | 小环科技（深圳）有限公司 | A kind of fold latch mechanism |
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2017
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| JP3114113U (en) * | 2004-06-28 | 2005-09-29 | 國明 ▲黄▼ | Folding bicycle frame |
| CN101209738A (en) * | 2007-12-25 | 2008-07-02 | 宁波翔鹰车业有限公司 | Folding device |
| CN101357660A (en) * | 2008-09-09 | 2009-02-04 | 王建国 | Vehicle frame folding box |
| KR101003797B1 (en) * | 2010-04-13 | 2010-12-23 | (주)코엔디자인 | A lock assembly for collapsible bicycle |
| CN204750434U (en) * | 2015-06-26 | 2015-11-11 | 朱子毅 | Folding articular locking unlocking device |
| CN206679160U (en) * | 2017-03-09 | 2017-11-28 | 小环科技（深圳）有限公司 | A kind of fold latch mechanism |
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| CN106892046A (en) | 2017-06-27 |
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