CN109763724B - Lock structure and bicycle - Google Patents
Lock structure and bicycle Download PDFInfo
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- CN109763724B CN109763724B CN201711108254.5A CN201711108254A CN109763724B CN 109763724 B CN109763724 B CN 109763724B CN 201711108254 A CN201711108254 A CN 201711108254A CN 109763724 B CN109763724 B CN 109763724B
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Abstract
A lock structure and a bicycle. In order to overcome the problems of troublesome operation and high failure rate in the prior bicycle lock, the invention provides a bicycle lock which comprises a lock body, a lock rod, a first lock catch, a first torsion spring and a positioning component, wherein a lock groove with an opening is formed on the lock body, and the lock rod can rotate back and forth between an unlocking position and a locking position to open or close the opening; when the lock rod rotates from the unlocking position to the locking position, the first lock catch can rotate from the separation position to the locking position under the pushing of the lock rod, and the positioning assembly limits the rotation of the first lock catch when the first lock catch is located at the locking position; the positioning component releases the rotation limitation on the first lock catch, the first lock catch returns to the separation position from the lock catch position, and the lock rod rotates to the unlocking position from the locking position. Meanwhile, the invention also discloses a bicycle comprising the lock structure. The lock structure provided by the invention has the advantages of high unlocking speed, safety and reliability, and is not easy to cause deformation outside the deformation range of the torsion spring.
Description
Technical Field
The invention belongs to the technical field of lock structures, and particularly relates to a lock structure and a bicycle.
Background
Bicycles are a simple vehicle, and have a large market share in the world, and in recent years, bicycles have been widely used due to the rise of shared bicycles. For preventing that the bicycle is stolen, the last lock structure that is equipped with basically of current bicycle, including external lock structure and built-in lock structure, when the bicycle was parked, carry out the hasp to the bicycle through the lock structure to make the bicycle can not freely remove.
Bicycle lock in the existing market is mostly mechanical structure, and locking and the process of unblanking are comparatively troublesome, need set up password or key and unblank. In addition, the electronic lock structure needs to be provided with a motor structure, the internal structure is complex, the electronic lock structure is easy to deform, the lock structure is invalid, the problem of high failure rate exists, and debugging, installation and maintenance are inconvenient.
Disclosure of Invention
The invention provides a lock structure and a bicycle, aiming at the problems of troublesome operation and high failure rate in the existing bicycle lock.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in one aspect, an embodiment of the present invention provides a lock structure, including a lock body, a lock rod, a first lock catch, a first torsion spring, and a positioning component, where the lock body is formed with a lock slot having an opening, and the lock rod can rotate back and forth between an unlocking position and a locking position to open or close the opening;
the first lock catch is rotationally connected to the lock body, and two ends of the first torsion spring are respectively connected to the first lock catch and the lock body;
when the lock rod rotates from the unlocking position to the locking position, the first lock catch can overcome the elasticity of the first torsion spring under the pushing of the lock rod and rotate from the separating position to the locking position, when the first lock catch is positioned at the locking position, the first lock catch blocks the lock rod from rotating to the unlocking position, and the positioning component limits the rotation of the first lock catch to the separating position so as to keep the first lock catch at the locking position;
when the positioning assembly releases the rotation limitation of the first lock catch, the first lock catch returns to the separation position from the lock catch position by virtue of the restoring force of the first torsion spring so as to release the blocking of the lock rod to the unlocking position.
Optionally, the positioning assembly includes a second lock catch, a second torsion spring and a push rod device, the second lock catch is connected to the lock body, and two ends of the second torsion spring are respectively connected to the second lock catch and the lock body;
at the locking position of the first lock catch, the second lock catch abuts against the first lock catch by virtue of the elasticity of the second torsion spring so as to limit the rotation of the first lock catch to the separation position;
the push rod device pushes the second lock catch to be separated from the first lock catch, so that the limitation of the first lock catch to the rotation to the separation position is removed.
Optionally, the first lock catch and the second lock catch are both arc-shaped hooks, the first lock catch is provided with a rotating end and a lock catch end, the outer arc surface of the first lock catch is provided with a notch, and the second lock catch is provided with an abutting end and a force application end;
when the lock rod rotates from an unlocking position to a locking position, the lock rod is in contact with the rotating end part of the first lock catch and pushes the first lock catch to rotate from a separation position to a lock catch position, the lock rod is limited by the lock catch end part of the first lock catch, the abutting end part of the second lock catch abuts against the outer arc surface of the first lock catch, the second lock catch rotates from an initial position to a clamping position under the pushing of the first lock catch, and the abutting end part of the second lock catch is clamped into a notch of the first lock catch at the clamping position so as to limit the rotation of the first lock catch;
the force application end part of the second lock catch is pushed by the push rod device, so that the second lock catch rotates to the initial position from the clamping position, the abutting end part of the second lock catch is separated from the notch of the first lock catch, and the rotation limitation of the first lock catch is removed.
Optionally, a first through hole is formed in the middle of the first lock catch, the first torsion spring includes a first support end, a first spiral part and a second support end, a first lock catch rotating shaft is arranged to penetrate through the first spiral part and the first through hole and is connected to the lock body, the first support end is connected to the first lock catch, and the second support end is connected to the lock body;
the middle part of second hasp is provided with the second through-hole, the second torsional spring includes integrated into one piece's third support end, second spiral portion and fourth support end, sets up the second hasp pivot and passes the second spiral portion with the second through-hole is connected to on the lock body, the third supports the end and connects the second hasp, the fourth supports the end and connects the lock body.
Optionally, the push rod device comprises an electromagnet and a push rod driven by the electromagnet to displace.
Optionally, the positioning assembly further includes a control module for controlling the push rod device and a battery for supplying power, the battery is electrically connected with the control module, and the control module is electrically connected with the push rod device.
Optionally, a third torsion spring is arranged at a position where the lock rod is rotatably connected with the lock body;
when the lock rod rotates from the unlocking position to the locking position, the third torsion spring is twisted;
when the rotation restriction of the lock lever is released, the lock lever is rotated from the locking position to the unlocking position by the restoring force of the third torsion spring.
Optionally, one end of the lock rod is rotatably connected to one side of the opening, and a force application portion for applying a rotational torque is arranged at one end of the lock rod; the first lock catch, the first torsion spring and the positioning assembly are arranged on the other side of the opening, and the other end of the lock rod is provided with a protruding portion used for pushing the first lock catch.
Optionally, the lock body includes casing and apron, the casing is hollow structure, the apron is connected the casing with be formed with the accommodation space between the apron, first hasp, first torsional spring and locating component are located in the accommodation space.
According to the lock structure provided by the invention, the lock rod rotates back and forth between the unlocking position and the locking position to close or open the lock groove, when the lock rod moves to the locking position, the lock rod drives the first lock catch to rotate, the positioning assembly is used for limiting the first lock catch at the locking position of the first lock catch, further the rotation of the lock rod is limited by the first lock catch, meanwhile, the torsion spring is twisted to generate elastic deformation, when the limiting of the first lock catch is relieved by the positioning assembly, the elastic recovery of the torsion spring can drive the first lock catch to return to the separation position, the rotation limitation of the lock rod is relieved, the unlocking reaction speed is high, the deformation outside the deformation range of the torsion spring is not easy to cause, and the lock structure is safe and reliable when the lock body is closed.
In another aspect, an embodiment of the present invention provides a bicycle, which includes the above-mentioned lock structure.
Drawings
Fig. 1 is a schematic structural diagram of a lock structure according to an embodiment of the present invention;
FIG. 2 is an exploded view of a lock construction provided in accordance with an embodiment of the present invention;
FIG. 3 is a schematic diagram of the internal structure of the lock structure in a locked state according to an embodiment of the present invention;
FIG. 4 is a schematic view of the internal structure of the lock structure in an unlocked state according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a lock construction provided in accordance with one embodiment of the present invention in a locked condition;
fig. 6 is a cross-sectional view of a lock structure in an unlocked state according to an embodiment of the present invention.
The reference numbers in the drawings of the specification are as follows:
1. a lock body; 11. locking the groove; 111. an opening; 12. a cover plate; 13. a housing; 2. a lock lever; 21. a force application part; 22. a boss portion; 23. a third torsion spring; 24. a third screw; 3. a first lock catch; 31. a first latch shaft; 32. a rotating end portion; 33. the lock catch end part; 34. a notch; 4. a first torsion spring; 41. a first support end; 42. a second support end; 43. a first spiral portion; 5. a second lock catch; 51. a second locking rotating shaft; 52. an abutting end portion; 53. a force application end portion; 6. a second torsion spring; 61. a third support end; 62. a fourth support end; 63. a second spiral portion; 7. a push rod device; 71. an electromagnet; 72. a push rod; 8. a battery; 9. and a control module.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 6, an embodiment of the present invention discloses a lock structure, which includes a lock body 1, a lock rod 2, a first lock catch 3, a first torsion spring 4 and a positioning assembly, wherein a lock groove 11 having an opening 111 is formed on the lock body 1, and the lock rod 2 can rotate back and forth between an unlocking position and a locking position to open or close the opening 111.
The first lock catch 3 is rotatably connected to the lock body 1, and two ends of the first torsion spring 4 are respectively connected to the first lock catch 3 and the lock body 1;
when the lock rod 2 rotates from the unlocking position to the locking position, the first lock catch 3 can overcome the elastic force of the first torsion spring 4 under the pushing of the lock rod 2 and rotate from the separating position to the locking position, when the first lock catch 3 is located at the locking position, the first lock catch 3 blocks the lock rod 2 from rotating to the unlocking position, and the positioning component limits the rotation of the first lock catch 3 to the separating position so as to keep the first lock catch 3 at the locking position;
when the positioning assembly releases the rotation restriction of the first lock catch 3, the first lock catch 3 returns from the lock catch position to the release position by the restoring force of the first torsion spring 4, so as to release the blocking of the rotation of the lock lever 2 to the unlock position.
The locking structure is through locking lever 2 round trip rotation in order to close or open between position of unblanking and the locking position locking groove 11 locking lever 2 moves when locking position, and locking lever 2 drives the rotation of first hasp 3, and locating component is used for the hasp position of first hasp 3 is right first hasp 3 carries on spacingly, and then through the rotation of first hasp 3 restriction locking lever 2, first torsion spring 4 takes place to twist reverse simultaneously to produce elastic deformation, when locating component removes right when the spacing of first hasp 3, the elastic recovery of first torsion spring 4 can drive first hasp 3 and reply to the isolated position, removes the rotation restriction to locking lever 2, and unblock reaction rate is fast, is difficult for causing the outer deformation of torsional spring deformation scope, and safe and reliable is closed in lock body 1.
In this embodiment, the positioning assembly includes a second lock catch 5, a second torsion spring 6 and a push rod device 7, the second lock catch 5 is connected to the lock body 1, two ends of the second torsion spring 6 are respectively connected to the second lock catch 5 and the lock body 1, so that the second lock catch 5 generates elastic deformation and provides torsional restoring force when rotating.
Specifically, the second lock catch 5 and the first lock catch 3 abut against each other, the first lock catch 3 drives the second lock catch 5 to rotate when rotating, and in the lock catch position of the first lock catch 3, the second lock catch 5 abuts against the first lock catch 3 by means of the elasticity of the second torsion spring 6 so as to limit the rotation of the first lock catch 3 to the separation position, so that the first lock catch 3 is fixed at the lock catch position;
when the lock body 1 needs to be unlocked, the push rod device 7 pushes the second lock catch 5 to be separated from the first lock catch 3, the second lock catch 5 overcomes the twisting force of the second torsion spring 6 to be twisted so as to remove the limitation of the first lock catch 3 to the rotation of the separation position, and at the moment, the first torsion spring 4 elastically returns to drive the first lock catch 3 to return to the separation position.
Through the mutual action between the first hasp 3 that is provided with first torsion spring 4 and the second hasp 5 that is provided with second torsion spring 6, make the rotational displacement scope of first torsion spring 4 and second torsion spring 6 limits each other, is favorable to first torsion spring 4 is the mild transition of pivoted between disengagement position and hasp position, avoids first hasp 3 with second hasp 5 breaks away from because of the too big locking lever 2 that leads to of rotation range, the accessible simultaneously push rod device 7 makes second hasp 5 breaks away from first hasp 3, the rethread the function of quick unblock is realized to the effect of first torsion spring 4.
As shown in fig. 5 and 6, specifically, the first latch 3 and the second latch 5 are both arc-shaped hooks, that is, the first latch 3 and the second latch 5 both have an inner arc surface and an outer arc surface, the first latch 3 has a rotating end 32 and a latch end 33, the outer arc surface of the first latch 3 is provided with a notch 34, and the second latch 5 has an abutting end 52 and a force applying end 53.
When locking lever 2 is rotated to the locking position by the position of unblanking, locking lever 2 with the rotatory tip 32 contact of first hasp 3 and promotion first hasp 3 is rotated to the hasp position by the separation position, at this moment the hasp tip 33 of first hasp 3 is rotatory extremely locking lever 2 deviates from one side of rotatory tip 32, locking lever 2 by the hasp tip 33 of first hasp 3 is spacing, the butt tip 52 of second hasp 5 supports and leans on the extrados of first hasp 3, when first hasp 3 rotates, the butt tip 52 of second hasp 5 is followed the extrados of first hasp 3 slides, second hasp 5 is in rotate to the block position by initial position under the promotion of first hasp 3, block position, and the butt tip 52 card of second hasp 5 is gone into to in the breach 34 of first hasp 3, to limit the rotation of said first latch 3.
The force application end 53 of the second lock catch 5 is pushed by the push rod device 7, so that the second lock catch 5 rotates from the clamping position to the initial position, the abutting end 52 of the second lock catch 5 is separated from the notch 34 of the first lock catch 3, and the rotation limitation of the first lock catch 3 is released.
In this embodiment, the first torsion spring 4 and the second torsion spring 6 are metal torsion springs.
The middle of the first shackle 3 is provided with a first through hole, the first torsion spring 4 comprises a first support end 41, a first spiral part 43 and a second support end 42 which are integrally formed, a first shackle rotating shaft 31 is arranged to penetrate through the first spiral part 43 and the first through hole and is connected to the lock body 1, the first shackle 3 can rotate by taking the first shackle rotating shaft 31 as a center, the first support end 41 is connected with the first shackle 3, the second support end 42 is connected with the lock body 1, the initial position of the first shackle 3 is a separation position, as shown in fig. 6, the first torsion spring 4 is not twisted, and when the first shackle 3 rotates, the first support end 41 and the second support end 42 of the first torsion spring 4 relatively rotate, so that elastic deformation is formed.
In this embodiment, the first supporting end 41 abuts on the outer arc surface of the first lock catch 3, and the second supporting end 42 is fixed on the lock body 1.
The middle part of the second lock catch 5 is provided with a second through hole, the second torsion spring 6 comprises a third support end 61, a second spiral part 63 and a fourth support end 62 which are integrally formed, a second lock catch rotating shaft 51 is arranged to penetrate through the second spiral part 63 and the second through hole and is connected to the lock body 1, the second lock catch 5 can rotate by taking the second lock catch rotating shaft 51 as a central shaft, the third support end 61 is connected with the second lock catch 5, the fourth support end 62 is connected with the lock body 1, the initial position of the second lock catch 5 is a clamping position, as shown in fig. 5, the second torsion spring 6 is not twisted, and when the second lock catch 5 rotates, the third support end 61 and the fourth support end 62 of the second torsion spring 6 rotate relatively, so that elastic deformation is formed.
The first locking rotating shaft 31 and the second locking rotating shaft 51 are screws.
In this embodiment, the third support end 61 abuts against the inner arc surface of the second shackle 5, and the fourth support end 62 is fixed to the lock body 1.
It should be noted that, in different embodiments, the relative position of the first torsion spring 4 and the second torsion spring 6 may be adjusted according to the relative position of the first lock catch 3 and the second lock catch 5, so as to achieve the limit fitting between the second lock catch 5 and the notch 34 on the first lock catch 3.
The push rod device 7 comprises an electromagnet 71 and a push rod 72 driven by the electromagnet 71 to displace. The push rod 72 is made of a magnetic material, and the magnetism generated by the electromagnet 71 in the electrifying process generates acting force on the push rod 72 so as to push the push rod 72 to move.
It should be noted that, in other embodiments, the electromagnet 71 may also be replaced by other structures that achieve the same function, such as a motor driving device, a cylinder driving device, a hydraulic driving device, and the like, and compared with other structures such as a motor driving device, a cylinder driving device, a hydraulic driving device, and the like, the embodiment that uses the electromagnet 71 as a driving device does not need to provide an extra transmission mechanism, and has the advantages of simple structure and cost reduction.
As shown in fig. 2, in order to realize automatic unlocking, the positioning assembly further includes a control module 9 for controlling the push rod device 7 and a battery 8 for supplying power, the battery 8 is electrically connected with the control module 9, and the control module 9 is electrically connected with the push rod device 7.
The control module 9 is a PCB board.
It can be understood that an information transmission module, a processing module and a switch module are arranged on the PCB, in this embodiment, the driving device is an electromagnet 71, and when the control module 9 receives an external control signal, the current on-off of the electromagnet 71 is controlled according to the control signal, so as to control the forward and backward movement of the push rod 72, and further control the unlocking process of the lock structure.
In this embodiment, a third torsion spring 23 is disposed at a position where the lock lever 2 is rotatably connected to the lock body 1, and the third torsion spring 23 is used as a source of restoring force of the lock lever 2.
When the lock lever 2 is rotated from the unlock position to the lock position, the third torsion spring 23 is twisted.
When the rotation restriction of the lock lever 2 is released, the lock lever 2 is rotated from the lock position to the unlock position by the restoring force of the third torsion spring 23.
Specifically, be equipped with the third through hole on locking lever 2, third torsional spring 23 includes integrated into one piece's fifth support end, third spiral portion and sixth support end, sets up third screw 24 and passes the third spiral portion with the third through hole is connected to on the lock body 1, locking lever 2 can use third screw 24 rotates for the center pin, fifth support end is connected locking lever 2, sixth support end is connected lock body 1, the initial position of locking lever 2 is the unlocking position, as shown in fig. 4, this moment second torsional spring 6 does not twist reverse, works as when locking lever 2 rotates, the relative rotation takes place for fifth support end and the sixth support end of locking lever 2 to form elastic deformation.
As shown in fig. 3 to 5, one end of the lock lever 2 is rotatably connected to one side of the opening 111, and one end of the lock lever 2 is provided with a force application part 21 for applying a rotation torque, and the force application part 21 and the lock lever 2 are arranged perpendicular to each other; first hasp 3, first torsion spring 4 and locating component set up in opening 111's opposite side, the other end of locking lever 2 is provided with and is used for promoting the bellying 22 of first hasp 3, works as when locking lever 2 rotates to the locking position, through bellying 22 with the rotatory tip 32 contact of first hasp 3, in order to promote the rotation of first hasp 3, through setting up bellying 22 height, makes the bellying 22 highly add the diameter of locking lever 2 equals interval between rotatory tip 32 and the hasp tip 33 on the first hasp 3 can make locking lever 2 is in keep fixed during the locking position, avoid locking lever 2 to be in rocking between rotatory tip 32 and the hasp tip 33.
As shown in fig. 2, in this embodiment, the lock body 1 includes a housing 13 and a cover plate 12, the housing 13 is a hollow structure, the cover plate 12 is connected to the housing 13, the housing 13 and the cover plate 12 are both U-shaped structures, and the lock slot 11 is formed in a recessed position in the middle of the U-shaped structures. An accommodating space is formed between the shell 13 and the cover plate 12, the control module 9, the battery 8, the first lock catch 3, the first torsion spring 4 and the positioning assembly are located in the accommodating space, and the control module 9, the battery 8, the first lock catch 3, the first torsion spring 4 and the positioning assembly have a certain protection effect, so that interference of external factors to the locking and unlocking processes is avoided, and meanwhile, the stability and the service life of the lock structure are improved.
Another embodiment of the present invention discloses a bicycle including the lock structure as described above.
The lock structure is arranged at the outer edge of the hub of the bicycle, the outer ring of the hub of the bicycle is positioned in the lock groove 11 of the lock structure, and when the lock rod 2 rotates from the unlocking position to the locking position, the lock groove 11 is closed to limit the rotation of the hub of the bicycle and lock the bicycle; when the lock rod 2 rotates from the locking position to the unlocking position, the lock groove 11 is opened, the rotation limitation of the bicycle is removed, and the bicycle is unlocked.
Adopt the bicycle of lock structure has the advantage that the hasp is convenient and operate swiftly, can realize quick locking and unblock, and the stable in structure of this lock structure can effectively avoid because of the trouble that reasons such as structural wear caused simultaneously.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A lock structure comprises a lock body, a lock rod, a first lock catch, a first torsion spring and a positioning component, wherein a lock groove with an opening is formed in the lock body, and the lock rod can rotate back and forth between an unlocking position and a locking position to open or close the opening;
the lock is characterized in that the first lock catch is rotationally connected to the lock body, and two ends of the first torsion spring are respectively connected to the first lock catch and the lock body;
when the lock rod rotates from the unlocking position to the locking position, the first lock catch can overcome the elasticity of the first torsion spring under the pushing of the lock rod and rotate from the separating position to the locking position, when the first lock catch is positioned at the locking position, the first lock catch blocks the lock rod from rotating to the unlocking position, and the positioning component limits the rotation of the first lock catch to the separating position so as to keep the first lock catch at the locking position;
when the positioning assembly releases the rotation limitation of the first lock catch, the first lock catch returns to the separation position from the lock catch position by virtue of the restoring force of the first torsion spring so as to release the blocking of the lock rod to the unlocking position.
2. The lock structure of claim 1, wherein the positioning assembly comprises a second lock catch, a second torsion spring and a push rod device, the second lock catch is connected to the lock body, and two ends of the second torsion spring are respectively connected to the second lock catch and the lock body;
at the locking position of the first lock catch, the second lock catch abuts against the first lock catch by virtue of the elasticity of the second torsion spring so as to limit the rotation of the first lock catch to the separation position;
the push rod device pushes the second lock catch to be separated from the first lock catch, so that the limitation of the first lock catch to the rotation to the separation position is removed.
3. The lock structure according to claim 2, wherein the first lock catch and the second lock catch are both arc-shaped and hook-shaped, the first lock catch has a rotating end and a lock catch end, the extrados of the first lock catch is provided with a notch, and the second lock catch has an abutting end and a force application end;
when the lock rod rotates from an unlocking position to a locking position, the lock rod is in contact with the rotating end part of the first lock catch and pushes the first lock catch to rotate from a separation position to a lock catch position, the lock rod is limited by the lock catch end part of the first lock catch, the abutting end part of the second lock catch abuts against the outer arc surface of the first lock catch, the second lock catch rotates from an initial position to a clamping position under the pushing of the first lock catch, and the abutting end part of the second lock catch is clamped into a notch of the first lock catch at the clamping position so as to limit the rotation of the first lock catch;
the force application end part of the second lock catch is pushed by the push rod device, so that the second lock catch rotates to the initial position from the clamping position, the abutting end part of the second lock catch is separated from the notch of the first lock catch, and the rotation limitation of the first lock catch is removed.
4. The lock structure of claim 2, wherein the first shackle is provided with a first through hole at a middle portion thereof, the first torsion spring comprises a first support end, a first screw portion and a second support end, a first shackle rotating shaft is provided to pass through the first screw portion and the first through hole and to be connected to the lock body, the first support end is connected to the first shackle, and the second support end is connected to the lock body;
the middle part of second hasp is provided with the second through-hole, the second torsional spring includes integrated into one piece's third support end, second spiral portion and fourth support end, sets up the second hasp pivot and passes the second spiral portion with the second through-hole is connected to on the lock body, the third supports the end and connects the second hasp, the fourth supports the end and connects the lock body.
5. The lock construction according to claim 2, wherein the push rod means comprises an electromagnet and a push rod driven for displacement by the electromagnet.
6. The lock construction according to claim 2, wherein the positioning assembly further comprises a control module for controlling the push rod device and a battery for supplying power, the battery being electrically connected to the control module, the control module being electrically connected to the push rod device.
7. The lock structure of claim 1, wherein a third torsion spring is provided at a position where the lock bar is rotatably connected with the lock body;
when the lock rod rotates from the unlocking position to the locking position, the third torsion spring is twisted;
when the rotation restriction of the lock lever is released, the lock lever is rotated from the locking position to the unlocking position by the restoring force of the third torsion spring.
8. The lock structure according to claim 1, wherein one end of the lock lever is rotatably connected to one side of the opening, and one end of the lock lever is provided with a force application portion for applying a rotational torque; the first lock catch, the first torsion spring and the positioning assembly are arranged on the other side of the opening, and the other end of the lock rod is provided with a protruding portion used for pushing the first lock catch.
9. The lock structure of claim 1, wherein the lock body comprises a housing and a cover plate, the housing is a hollow structure, the cover plate is connected to the housing, an accommodating space is formed between the housing and the cover plate, and the first lock catch, the first torsion spring and the positioning component are located in the accommodating space.
10. A bicycle comprising a lock construction according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711108254.5A CN109763724B (en) | 2017-11-09 | 2017-11-09 | Lock structure and bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711108254.5A CN109763724B (en) | 2017-11-09 | 2017-11-09 | Lock structure and bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109763724A CN109763724A (en) | 2019-05-17 |
| CN109763724B true CN109763724B (en) | 2020-08-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711108254.5A Active CN109763724B (en) | 2017-11-09 | 2017-11-09 | Lock structure and bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109763724B (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5210045B2 (en) * | 2008-05-27 | 2013-06-12 | 宮田工業株式会社 | Safety device for bicycle head lock device |
| CN204552353U (en) * | 2015-01-22 | 2015-08-12 | 温州金钥匙锁业有限公司 | safe horseshoe lock |
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2017
- 2017-11-09 CN CN201711108254.5A patent/CN109763724B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109763724A (en) | 2019-05-17 |
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