CN111364852B

CN111364852B - Bicycle lock and bicycle

Info

Publication number: CN111364852B
Application number: CN201811599851.7A
Authority: CN
Inventors: 邓秀红
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2021-06-18
Anticipated expiration: 2038-12-26
Also published as: CN111364852A

Abstract

The invention belongs to the technical field of locks, and particularly relates to a bicycle lock and a bicycle. According to the bicycle lock and the bicycle provided by the invention, the lock tongue is arranged in the lock tongue mounting hole on the lock pin in a sliding manner so as to move along with the lock pin, and when the lock pin slides to the locking position, the head of the lock tongue extends out of the lock tongue mounting hole and is inserted into the blocking groove, so that the bicycle lock enters a locking state. Under the locking state of the bicycle lock, when the bicycle lock needs to be unlocked, the ejector block can move towards the direction close to the blocking groove under the acting force of the electromagnet and push the head of the lock tongue out of the blocking groove, the lock pin returns to the unlocking position under the restoring force action of the tension spring, and the bicycle lock enters the unlocking state. Therefore, the unlocking can be realized by adopting the electromagnet for driving, and compared with the existing motor unlocking mode, the motor unlocking device has the advantages of low cost, simple and reliable structure and the like.

Description

Bicycle lock and bicycle

Technical Field

The invention belongs to the technical field of locks, and particularly relates to a bicycle lock and a bicycle.

Background

The existing lock for the shared bicycle is unlocked by scanning a two-dimensional code on a shell of the lock, electrifying a motor after an electronic board in the shell receives information, driving a lock tongue to exit from a blocking groove of a lock pin by the motor, touching a travel switch by a stop block on the lock tongue after the lock tongue returns to the original position, switching on the travel switch to give the electronic board information, powering off the motor after the electronic board receives the information to stop the motor from rotating, stopping the motion after the lock tongue completely exits from the blocking groove of the lock pin, and withdrawing the lock pin back into the shell of the lock under the action of a tension spring to open the lock. The locking mode of the shared bicycle lock is that when the lock pin is pulled to a locking position by external force, the spring bolt is inserted into the blocking groove under the action of the spring, the spring bolt cannot exit from the blocking groove of the lock pin under the action of the elastic force of the spring, the stop dog on the spring bolt touches another travel switch after the lock bolt is in place, and the travel switch is switched on to give an information to the electronic board to indicate that the lock is locked.

According to the existing shared bicycle lock, a motor for driving a lock tongue adopts a speed reduction motor with a gear box, and in order to avoid damage to a motor assembly caused by tooth breakage when large resistance is applied, a gear of the gear box adopts a metal gear, so that the cost of the whole shared bicycle lock is high.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: aiming at the problem that the cost of the existing shared bicycle lock is high, the bicycle lock and the bicycle are provided.

In order to solve the technical problem, on one hand, the embodiment of the invention provides a bicycle lock, which comprises a shell, a lock pin, a handle, a tension spring, a lock tongue, a spring, an electromagnet and a top block, wherein the shell is provided with a first end and a second end;

one end of the tension spring is connected to a shell, the other end of the tension spring is connected to the first end of the lock pin, the shell is provided with a lock opening, a lock pin limiting groove matched with the lock pin in shape is arranged in the shell, a first opening and a second opening are respectively arranged at two ends of the lock pin limiting groove, the first opening and the second opening are located at two sides of the lock opening, an exposed handle groove is arranged on the shell, the direction of the handle groove is consistent with that of the lock pin limiting groove, the handle is fixed on the lock pin and contained in the handle groove, the handle can slide along the handle groove under the action of external force, so that the lock pin is driven to slide from an unlocking position to a locking position along the lock pin limiting groove, and the tension spring is stretched;

the lock pin limiting groove is provided with a first groove wall and a second groove wall which are oppositely arranged, a blocking groove is arranged on the first groove wall, a lock tongue mounting hole which is opened towards the first groove wall is arranged on the lock pin, the lock tongue is arranged in the lock tongue mounting hole in a sliding mode, so that the head of the lock tongue can extend out of or return back to the lock tongue mounting hole, and the spring is abutted between the tail of the lock tongue and the bottom of the lock tongue mounting hole;

the top block is connected to the iron core of the electromagnet and is linked with the iron core, and the electromagnet can drive the top block to move towards the direction close to or far away from the blocking groove;

when the lock pin slides to the locking position, the second end of the lock pin extends out of the first opening and is inserted into the second opening, the head of the lock tongue extends out of the lock tongue mounting hole and is inserted into the blocking groove, and the bicycle lock enters a locking state;

under the locking state of the bicycle lock, the ejector block can move towards the direction close to the blocking groove under the action force of the electromagnet and push the head of the lock tongue out of the blocking groove, the lock pin returns to the unlocking position under the action of the restoring force of the tension spring, the second end of the lock pin is separated from the second opening and retreats to the first opening, and the bicycle lock enters the unlocking state.

Optionally, the bolt mounting hole includes a large-diameter section and a small-diameter section connected to an outside of the large-diameter section, an inner diameter of the large-diameter section is larger than that of the small-diameter section, an outer diameter of a head portion of the bolt is smaller than that of the small-diameter section, and an outer diameter of a tail portion of the bolt is between the inner diameter of the small-diameter section and that of the large-diameter section, so that the bolt cannot be released from the bolt mounting hole.

Optionally, the bicycle lock further comprises a lock tongue rear cover, the lock tongue rear cover is arranged at the bottom of the lock tongue mounting hole, and the spring abuts between the tail of the lock tongue and the lock tongue rear cover.

Optionally, the bicycle lock further comprises an electronic board, a first travel switch and a second travel switch, the first travel switch and the second travel switch are arranged in the shell, the first travel switch, the second travel switch and the electromagnet are respectively electrically connected with the electronic board, and a handle stop block is arranged on the inner side of the handle;

when the lock pin slides to the locking position, the handle stop block touches the first travel switch, and the first travel switch sends a locking signal to the electronic board to indicate that the bicycle lock enters a locking state;

when the lock pin slides to the unlocking position, the handle stop block touches the second travel switch, the second travel switch sends an unlocking signal to the electronic board to indicate that the bicycle lock enters the unlocking state, and the electronic board controls the electromagnet to work according to the received unlocking signal to drive the ejector block to move towards the direction far away from the blocking groove.

Optionally, the casing includes epitheca and inferior valve, epitheca and inferior valve edge connection are in order to form the cavity between the two, extension spring, spring bolt, spring, electro-magnet, kicking block and electronic board set up in the cavity.

Optionally, the bicycle lock further comprises an electronic cabin, an electronic cabin cover and a battery, the electronic cabin cover is arranged in the cavity, the electronic cabin cover is arranged at the opening of the electronic cabin to form an electronic cabin space between the electronic cabin cover and the electronic cabin cover, and the battery and the electronic board are arranged in the electronic cabin space.

Optionally, the latch is arcuate.

Optionally, an identification code is arranged outside the shell, and the bicycle lock can be unlocked by scanning the identification code through a mobile phone and completing payment.

Optionally, the identification code is a two-dimensional code.

On the other hand, the embodiment of the invention also provides a bicycle which comprises the bicycle lock.

According to the bicycle lock and the bicycle provided by the embodiment of the invention, the lock tongue is arranged in the lock tongue mounting hole on the lock pin in a sliding manner so as to move along with the lock pin, and when the lock pin slides to the locking position, the head of the lock tongue extends out of the lock tongue mounting hole and is inserted into the blocking groove, so that the bicycle lock enters a locking state. Under the locking state of the bicycle lock, when the bicycle lock needs to be unlocked, the ejector block can move towards the direction close to the blocking groove under the acting force of the electromagnet and push the head of the lock tongue out of the blocking groove, the lock pin returns to the unlocking position under the restoring force action of the tension spring, and the bicycle lock enters the unlocking state. Therefore, the unlocking can be realized by adopting the electromagnet for driving, and compared with the existing motor unlocking mode, the motor unlocking device has the advantages of low cost, simple and reliable structure and the like.

Drawings

FIG. 1 is an exploded view of a bicycle lock provided in accordance with one embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of the bicycle lock according to an embodiment of the present invention (locked state);

fig. 3 is an external structural schematic view (locked state) of the bicycle lock according to an embodiment of the present invention;

FIG. 4 is an enlarged view taken at a in FIG. 2;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 6 is a schematic view of an internal structure of the bicycle lock according to an embodiment of the present invention (unlocked state);

fig. 7 is an external structural schematic view (unlocked state) of the bicycle lock according to an embodiment of the present invention;

FIG. 8 is an enlarged view at b in FIG. 6;

fig. 9 is a sectional view taken in the direction B-B in fig. 6.

The reference numerals in the specification are as follows:

1. a housing; 101. an upper shell; 102. a lower case; 103. a lock pin limiting groove; 104. a first opening; 105. a second opening; 106. a handle groove; 107. a first slot wall; 108. a second slot wall; 109. a baffle groove; 2. a lock pin; 201. a first end; 202. a second end; 203. a bolt mounting hole; 2031. a large pore diameter section; 2032. a small bore section; 3. a handle; 301. a handle stopper; 4. a tension spring; 5. a latch bolt; 501. a head portion; 502. a tail portion; 6. a spring; 7. an electromagnet; 8. a top block; 9. locking the opening; 10. a lock tongue rear cover; 11. an electronic board; 12. a first travel switch; 13. a second travel switch; 14. an electronic bin; 15. an electronic bin cover; 16. a battery; 17. an identification code.

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.

As shown in fig. 1 to 9, a bicycle lock according to an embodiment of the present invention includes a housing 1, a lock pin 2, a handle 3, a tension spring 4, a lock tongue 5, a spring 6, an electromagnet 7, and a top block 8.

One end of the tension spring 4 is connected to the casing 1, the other end of the tension spring 4 is connected to the first end 201 of the lock pin 2, the casing 1 is provided with a lock opening 9, the casing 1 is internally provided with a lock pin 2 limiting groove 103 matched with the lock pin 2 in shape, two ends of the lock pin 2 limiting groove 103 are respectively provided with a first opening 104 and a second opening 105, the first opening 104 and the second opening 105 are positioned at two sides of the lock opening 9, the casing 1 is provided with an exposed handle groove 106, the direction of the handle groove 106 is consistent with that of the lock pin 2 limiting groove 103, the handle 3 is fixed on the lock pin 2 and is contained in the handle groove 106, the handle 3 can slide along the handle groove 106 under the action of external force so as to drive the lock pin 2 to slide from an unlocking position to a locking position along the lock pin 2 limiting groove 103, when in the locking position, the tension spring 4 is extended.

The lock pin 2 limiting groove 103 is provided with a first groove wall 107 and a second groove wall 108 which are oppositely arranged, the first groove wall 107 is provided with a blocking groove 109, the lock pin 2 is provided with a bolt mounting hole 203 which is opened towards the first groove wall 107, the bolt 5 is slidably arranged in the bolt mounting hole 203 so that the head part 51 of the bolt 5 can extend out of or retract into the bolt mounting hole 203, and the spring 6 is abutted between the tail part 52 of the bolt 5 and the bottom of the bolt mounting hole 203.

The ejector block 8 is connected on the iron core of the electromagnet 7 and is linked with the iron core, and the electromagnet 7 can drive the ejector block 8 to move towards the direction close to or far away from the baffle groove 109.

When the lock pin 2 slides to the locking position, the second end 202 of the lock pin 2 extends out of the first opening 104 and is inserted into the second opening 105, the head 51 of the lock tongue 5 extends out of the lock tongue mounting hole 203 and is inserted into the blocking groove 109, and the bicycle lock enters the locking state.

In the locked state of the bicycle lock, the top block 8 can move in the direction close to the blocking groove 109 under the action of the electromagnet 7 and push the head 51 of the bolt 5 out of the blocking groove 109, the lock pin 2 returns to the unlocked position under the action of the restoring force of the tension spring 4, the second end 202 of the lock pin 2 is disengaged from the second opening 105 and retreats to the position of the first opening 104, and the bicycle lock enters the unlocked state.

The locking bolt mounting hole 203 includes a large diameter section 2031 and a small diameter section 2032 connected to the outside of the large diameter section 2031, the inside diameter of the large diameter section 2031 is larger than the inside diameter of the small diameter section 2032, the outside diameter of the head 51 of the locking bolt 5 is smaller than the inside diameter of the small diameter section 2032, and the outside diameter of the tail 52 of the locking bolt 5 is between the inside diameter of the small diameter section 2032 and the inside diameter of the large diameter section 2031, so that the locking bolt 5 cannot be removed from the locking bolt mounting hole 203.

The bicycle lock further comprises a lock tongue rear cover 10, the lock tongue rear cover 10 is arranged at the bottom of the lock tongue mounting hole 203, and the spring 6 abuts between the tail portion 52 of the lock tongue 5 and the lock tongue rear cover 10.

The bicycle lock further comprises an electronic board 11, a first travel switch 12 and a second travel switch 13, wherein the first travel switch 12 and the second travel switch 13 are arranged in the shell 1, the first travel switch 12, the second travel switch 13 and the electromagnet 7 are respectively and electrically connected with the electronic board 11, and a handle stop block 301 is arranged on the inner side of the handle 3;

when the lock pin 2 slides to a locking position, the handle stop block 301 touches the first travel switch 12, and the first travel switch 12 sends a locking signal to the electronic board 11 to indicate that the bicycle lock enters a locking state;

when the lock pin 2 slides to the unlocking position, the handle stopper 301 touches the second travel switch 13, the second travel switch 13 sends an unlocking signal to the electronic board 11, the unlocking signal indicates that the bicycle lock enters the unlocking state, and the electronic board 11 controls the electromagnet 7 to work according to the received unlocking signal so as to drive the ejector block 8 to move in the direction away from the blocking groove 109.

The casing 1 includes epitheca 101 and inferior valve 102, epitheca 101 and inferior valve 102 edge joint are in order to form the cavity between the two, extension spring 4, spring bolt 5, spring 6, electro-magnet 7, kicking block 8 and electronic board 11 set up in the cavity.

The bicycle lock further comprises an electronic bin 14, an electronic bin cover 15 and a battery 16, wherein the electronic bin 14, the electronic bin cover 15 and the battery 16 are arranged in the cavity, the electronic bin cover 15 is arranged at an opening of the electronic bin 14 in a covering mode to form an electronic bin 14 space between the electronic bin and the electronic bin, and the battery 16 and the electronic board 11 are arranged in the electronic bin 14 space.

The lock pin 2 is arc-shaped. The lock pin 2 limiting groove 103 and the handle groove 106 are also arc-shaped.

An identification code 17 is arranged outside the shell 1, and the bicycle lock can be unlocked by scanning the identification code 17 through a mobile phone and completing payment. For example, the identification code 17 is a two-dimensional code.

In the above embodiment, the electromagnet 7 is preferably a holding electromagnet 7, and when the holding electromagnet 7 is energized with a forward current, the iron core in the center of the coil moves forward to drive the top block 8 to move in the direction approaching the catch groove 109, and the iron core is not actuated when the current is cut off. Then, the current direction is changed (reverse current is introduced), the iron core at the center of the coil moves backwards to drive the top block 8 to move towards the direction far away from the baffle groove 109, and the iron core is not operated when power is off.

The bicycle lock of this embodiment, its theory of operation is as follows:

when the bicycle lock needs to be locked, the handle 3 on the lock pin 2 is pulled, the handle 3 slides along the handle groove 106 under the action of external force, so that the lock pin 2 is driven to slide from an unlocking position to a locking position along the lock pin 2 limiting groove 103, the tension spring 4 is stretched, when the lock pin 2 moves to the locking position, the head 51 of the lock bolt 5 slides to correspond to the blocking groove 109, the lock bolt 5 pops out under the action of the spring 6, the head 51 of the lock bolt 5 extends out of the lock bolt mounting hole 203 and is inserted into the blocking groove 109, the second end 202 of the lock pin 2 extends out of the first opening 104 and is inserted into the second opening 105, the lock opening 9 is closed, and the bicycle lock enters a locking state. At this time, the handle stopper 301 touches the first travel switch 12, and the first travel switch 12 is turned on to give a lock signal to the electronic board 11, indicating that the bicycle lock is locked.

When the bicycle lock needs to be unlocked, the two-dimensional code outside the shell 1 is scanned, unlocking information is given to the electronic board 11, the electronic board 11 sends an instruction, forward current is supplied to the electromagnet 7, the iron core of the electromagnet 7 moves forwards to eject the ejector block 8 to the position of the blocking groove 109, the ejector block 8 pushes the bolt 5 out of the blocking groove 109 (when the design is carried out, the pushing force of the ejector block 8 ejected out of the electromagnet 7 is greater than the elastic force of the spring 6 of the tail portion 52 of the bolt 5, the ejector block 8 can push the bolt 5 out of the blocking groove 109), the lock pin 2 returns to the unlocking position under the action of the tension spring 4, the handle stop block 301 touches the second travel switch 13, the second travel switch 13 is switched on to send an unlocking signal to the electronic board 11, the electronic board 11 sends an instruction to reversely switch on the electromagnet 7 (current direction is changed), the iron core at the center of the coil moves backwards.

According to the bicycle lock provided by the embodiment of the invention, in the locking state of the bicycle lock, when the bicycle lock needs to be unlocked, the top block 8 can move towards the direction close to the blocking groove 109 under the action of the electromagnet 7 and push the head 51 of the bolt 5 out of the blocking groove 109, the lock pin 2 returns to the unlocking position under the action of the restoring force of the tension spring 4, and the bicycle lock enters the unlocking state. Therefore, the unlocking can be realized by adopting the electromagnet 7 for driving, and compared with the existing motor unlocking mode, the motor unlocking device has the advantages of low cost, simple and reliable structure and the like.

In addition, the embodiment of the invention also provides a bicycle which comprises the bicycle lock of the embodiment.

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

1. A bicycle lock is characterized by comprising a shell, a lock pin, a handle, a tension spring, a lock tongue, a spring, an electromagnet and a top block;

2. The bicycle lock of claim 1, wherein the locking bolt mounting hole comprises a large-diameter section and a small-diameter section connected to an outer portion of the large-diameter section, an inner diameter of the large-diameter section is larger than that of the small-diameter section, an outer diameter of a head portion of the locking bolt is smaller than that of the small-diameter section, and an outer diameter of a tail portion of the locking bolt is between the inner diameter of the small-diameter section and that of the large-diameter section, so that the locking bolt cannot be removed from the locking bolt mounting hole.

3. The bicycle lock of claim 1, further comprising a rear cover disposed at the bottom of the bolt mounting hole, wherein the spring abuts between the rear cover and the tail of the bolt.

4. The bicycle lock of claim 1, further comprising an electronic board, a first travel switch and a second travel switch, wherein the first travel switch and the second travel switch are disposed in the housing, the first travel switch, the second travel switch and the electromagnet are respectively electrically connected to the electronic board, and a handle stopper is disposed inside the handle;

5. The bicycle lock of claim 4, wherein the housing comprises an upper shell and a lower shell, the upper shell and the lower shell are connected at edges to form a cavity therebetween, and the tension spring, the lock tongue, the spring, the electromagnet, the top block and the electronic board are disposed in the cavity.

6. The bicycle lock of claim 5, further comprising an electronic compartment, an electronic compartment cover, and a battery disposed within the cavity, the electronic compartment cover being disposed at an opening of the electronic compartment to form an electronic compartment space therebetween, the battery and the electronic board being disposed within the electronic compartment space.

7. The bicycle lock of any one of claims 1-6, wherein the locking pin is arcuate.

8. The bicycle lock of any one of claims 1-6, wherein an identification code is provided on the exterior of the housing, and the bicycle lock is unlocked by scanning the identification code with a cell phone and completing payment.

9. The bicycle lock of claim 8, wherein the identification code is a two-dimensional code.

10. A bicycle comprising a bicycle lock according to any one of claims 1 to 9.