CN217380103U

CN217380103U - Double-opening structure of electronic lock and electronic U-shaped lock

Info

Publication number: CN217380103U
Application number: CN202221176859.4U
Authority: CN
Inventors: 罗甘; 肖志军
Original assignee: Shenzhen Long Brothers Digital Lock Co ltd
Current assignee: Shenzhen Long Brothers Digital Lock Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-09-06
Anticipated expiration: 2032-05-16

Abstract

The application relates to a double-opening structure of an electronic lock and an electronic U-shaped lock, which comprise a first lock bolt, wherein a first driving groove is formed in the first lock bolt; the second lock bolt is arranged on one end part of the first lock bolt, the second lock bolt is provided with a second driving groove which faces the same direction as the first driving groove, and the second lock bolt moves towards the direction far away from the first lock bolt to drive the first lock bolt to move; the resetting piece is arranged at the joint of the first lock bolt and the second lock bolt so as to reset the first lock bolt; the first eccentric cam is arranged in the first driving groove and rotates through a power part; and the second eccentric cam is arranged in the second driving groove. The application has the effect of improving reliability.

Description

Double-opening structure of electronic lock and electronic U-shaped lock

Technical Field

The application relates to the technical field of locks, in particular to a double-opening structure of an electronic lock and an electronic U-shaped lock. Background

The lockset is widely used in the production and life of human beings, and along with the improvement of science and technology, the requirement of human beings on the lockset is higher and higher.

In the traditional lockset, a lock beam presses a lock bolt to automatically lock, when the whole lock rapidly moves rightwards, the lock body suddenly receives the resistance of impact on the right surface, at the moment, the lock body stops moving rightwards, and the lock bolt can continuously compress a spring to move rightwards due to inertia, so that illegal unlocking is caused.

At present, the problems are generally solved by improving the elastic force of the spring, but the torsion of the motor must be correspondingly improved at the same time, so that the increased elastic force can be overcome to realize electronic unlocking. Moreover, increasing the torque of the motor causes design difficulties, reliability degradation and cost increase, which need to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the lower problem of tool to lock reliability, this application provides two opening structure and electron U type lock of electron lock.

In a first aspect, the present application provides a double-opening structure of an electronic lock, which adopts the following technical scheme:

a double-opening structure of an electronic lock comprises a first lock bolt, wherein a first driving groove is formed in the first lock bolt; the second lock bolt is arranged on one end part of the first lock bolt, the second lock bolt is provided with a second driving groove which faces the same direction as the first driving groove, and the second lock bolt moves towards the direction far away from the first lock bolt to drive the first lock bolt to move; the resetting piece is arranged at the joint of the first lock bolt and the second lock bolt so as to reset the first lock bolt; the first eccentric cam is arranged in the first driving groove and rotates through a power part; and the second eccentric cam is arranged in the second driving groove.

By adopting the technical scheme, the first eccentric cam drives the first lock bolt to move so as to realize electronic unlocking; the second eccentric cam drives the second lock bolt to move to realize mechanical unlocking; when the lock is closed, the first eccentric cam and the second eccentric cam are both in a locking state, and the reset piece pushes the first lock bolt to reset to realize locking; compared with the prior art, this application is whole to be divided into first set bar and second set bar with the set bar, and first set bar and second set bar mutually support and realize two divisions, have reduced the holistic weight of set bar to reduce the inertia of set bar, make the difficult illegal unblanking of tool to lock, simple structure has the cost is reduced, improves the reliability of tool to lock.

Optionally, the reset member includes: the connecting section is arranged on the end face of one end, close to the second lock bolt, of the first lock bolt; the reset groove is arranged on the end face of one end, close to the first lock bolt, of the second lock bolt and can be used for the connection section to be embedded in; the reset spring is sleeved on the connecting section, and one end of the reset spring is embedded into the reset groove; the side groove is arranged on the side wall of the reset groove; the reset strip is arranged on the side wall of the reset groove part embedded in the connecting section, and the reset strip is far away from the side groove embedded in one end of the connecting section.

Through adopting above-mentioned technical scheme, the cover is equipped with reset spring's linkage segment part embedding and resets in the groove, and the strip that resets on the linkage segment imbeds in the side slot, when the link slides in resetting the groove, the strip that resets can slide in the side slot, makes first latch pass through the linkage segment and is connected with the second set bar, and reset spring can promote first latch and reset, realizes the switch lock of two open structures, simple structure.

Optionally, the device further comprises a first rotating disc and a second rotating disc, wherein the first rotating disc is arranged in the direction facing the first driving groove; the second rotating disc is arranged in the direction of the second driving groove; the second rotating disc is far away from and is provided with mechanical rotating seat on one side of the second eccentric cam, the second rotating disc is far away from and is provided with a protruding block on one side of the second eccentric cam, the mechanical rotating seat faces towards the second eccentric cam, a limiting groove for embedding the protruding block is formed in one side of the second eccentric cam, and the mechanical rotating seat is far away from and is provided with a key hole on one side of the second eccentric cam.

By adopting the technical scheme, the key drives the mechanical rotating seat to rotate through the key hole, and the protruding block enables the second rotating disc to be fixedly connected with the mechanical rotating seat, so that the key controls the second lock bolt to unlock or lock.

Optionally, one end of the first lock bolt, which is far away from the second lock bolt, is provided with a relief surface.

Through adopting above-mentioned technical scheme, when closing the lock, the face of stepping down is pressed to the lock beam butt to make first set bar remove towards the second set bar, the lock beam of being convenient for and the locking end joint of first set bar realize closing the lock.

In a second aspect, the present application provides an electronic U-shaped lock, which adopts the following technical solution:

the utility model provides an electron U type lock, includes as above two open structure, lock body and be the collar stay of U type, two open structure set up in the lock body, the one end of collar stay be provided with be used for with the locking end joint complex joint groove of first set bar.

Through adopting above-mentioned technical scheme, two opening structure control locking end shrink or extend to the rotation end of lock beam rotates on the lock body, realizes unblanking and the lock of closing of electron U type lock.

Optionally, a rotating groove is formed in the lock body, a fixing column is arranged in the rotating groove, the rotating end of the lock beam is rotatably connected to the lock body, and the rotating end is rotatably connected to the fixing column.

Through adopting above-mentioned technical scheme, rotate in the groove and rotate end and fixed column normal running fit and realize the rotation of lock beam, simple structure, simple to operate.

Optionally, the rotation groove is provided with a butting groove on the side wall of the lock beam in the rotation direction, and an elastic part for quickly closing the lock is arranged in the butting groove.

Through adopting above-mentioned technical scheme, the elastic component setting is in the butt groove, and the elastic component with rotate the end butt, when closing the lock, the end fast rotation is rotated in the elastic component butt, realizes closing the lock fast.

Optionally, the elastic member includes a contact spring and a ball, the ball is disposed in the contact groove, the contact spring is located between the bottom wall of the contact groove and the ball, one end of the contact spring contacts with the bottom wall of the contact groove, the other end of the contact spring contacts with the ball, and the ball contacts with the rotation end.

By adopting the technical scheme, when the lock is unlocked, the ball is abutted against the rotating end, and the acting force of the ball on the rotating end is opposite to the rotating direction of the rotating end, so that the rotating end is not easy to rotate too fast; when the lock is closed, the ball is abutted to the rotating end, the acting force of the ball on the rotating end is the same as the rotating direction of the rotating end, and the rotating end rotates rapidly.

Optionally, the lock body include the fixing base and with the complex base is inlayed to the fixing base, two open architecture set up in the fixing base, the lock beam set up in on the fixing base.

Through adopting above-mentioned technical scheme, the installation of two open architecture and lock beam is realized to the fixing base, makes two open architecture and lock beam linkage, realizes the switch lock.

Optionally, the power component further comprises an inductor, and the inductor is electrically connected to the power component.

Through adopting above-mentioned technical scheme, the action of inductor control power spare realizes unblanking.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the lock bolt is divided into the first lock bolt and the second lock bolt, the first lock bolt is connected with the second lock bolt through the reset piece, and the first lock bolt and the second lock bolt are matched with each other through the reset piece to realize double opening, so that the weight of the lock bolt driven by the power piece and the reset spring is reduced, the structure is simple, the cost is lower, and the reliability of the lock is improved;

2. the reset piece is arranged at the joint of the first lock bolt and the second lock bolt, so that the first lock bolt is connected with the second lock bolt through the connecting section, the reset spring can push the first lock bolt to reset, the lock is closed and locked in a double-opening structure, and the structure is simple;

3. through set up in the butt joint groove with the elastic component that rotates the end butt, use butt spring and ball cooperation, be difficult for when making the lock beam unblank too fast rotation and when closing the lock fast rotation.

Drawings

Fig. 1 is a schematic overall structure diagram of a double-opening structure of an electronic lock according to the present application;

FIG. 2 is an exploded view of a double open configuration of an electronic lock of the present application;

FIG. 3 is a schematic diagram of an overall structure of an electronic U-shaped lock according to the present application;

FIG. 4 is a half cross-sectional view of an electronic U-lock of the present application;

fig. 5 is a schematic structural view of the present application after the fixing base is hidden.

Description of reference numerals: 1. a first lock bolt; 11. a first drive slot; 12. a abdication surface; 2. a second lock bolt; 21. a second driving groove; 3. a reset member; 31. a connecting section; 32. a reset groove; 33. a return spring; 34. a side groove; 35. a reset bar; 4. a first rotary disk; 5. a first eccentric cam; 6. a second rotating disk; 61. a raised block; 7. a second eccentric cam; 8. a power member; 9. a mechanical rotation seat; 91. a limiting groove;

101. a lock body; 1011. a fixed seat; 1012. a base; 102. a lock beam; 1021. a rotating end; 1022. a clamping groove; 103. a rotating groove; 104. fixing a column; 105. a butt joint groove; 106. an elastic member; 1061. an abutment spring; 1062. a ball bearing; 107. an inductor.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses two open architecture of electronic lock realizes that the electron is unblanked and the machinery is unblanked, has the effect that the reliability is high.

Referring to fig. 1, the double-opening structure of the electronic lock comprises a first lock bolt 1, a second lock bolt 2, a reset piece 3, a first rotating disc 4, a first eccentric cam 5, a second rotating disc 6 and a second eccentric cam 7, wherein the first rotating disc 4 drives the first eccentric cam 5 to rotate, and the first eccentric cam 5 drives the first lock bolt 1 to move to realize electronic unlocking; the second rotating disc 6 drives the second eccentric cam 7 to rotate, and the second eccentric cam 7 drives the second lock bolt 2 to move so as to realize mechanical unlocking; when the lock is closed, the first eccentric cam 5 and the second eccentric cam 7 are both in a lock closing state, and the reset piece 3 pushes the first lock bolt 1 to reset so as to realize lock closing.

The second lock bolt 2 is arranged on the end part of one end of the first lock bolt 1, the other end part of the first lock bolt 1 is a locking end, the outer wall of the first lock bolt 1 is provided with a first driving groove 11, and the second lock bolt 2 is provided with a second driving groove 21 with the same direction as the first driving groove 11; the first rotating disc 4 is arranged on the side edge of one side of the first rotating disc 4 facing the first lock bolt 1, the first eccentric cam 5 is arranged on the side edge of one side of the first rotating disc 4 facing the first driving groove 11, the first eccentric cam 5 can be embedded into the first driving groove 11, and the first eccentric cam 5 is rotated through the power part 8; the second rotary disk 6 is arranged at the side edge of the second rotary disk 6 facing the second latch 2, the second eccentric cam 7 is arranged at the side edge of the second rotary disk 6 facing the second drive groove 21, and the second eccentric cam 7 is embedded in the second drive groove 21. The resetting piece 3 is arranged at the joint of the first lock bolt 1 and the second lock bolt 2 and is used for resetting the first lock bolt 1 to realize locking.

Specifically, in the present embodiment, the double-opening structure of the electronic lock is placed on a horizontal plane, the first rotating disk 4 is integrally provided with the first eccentric cam 5 to form a first eccentric cam, and the second rotating disk 6 is integrally provided with the second eccentric cam 7 to form a second eccentric cam; first eccentric cam 5 can imbed in first drive groove 11, and power spare 8 is the motor, and the clockwise rotation of motor drive first rotary disk 4, the inner wall butt of first eccentric cam 5 and first drive groove 11 makes first eccentric cam 5 drive first set bar 1 and moves right. The second eccentric cam 7 is fixed in the second driving groove 21, and when the second rotating disk 6 is controlled by the key to rotate anticlockwise, the second eccentric cam 7 drives the second lock bolt 2 to move rightwards to realize mechanical unlocking. A reset piece 3 is arranged at the joint between the first lock bolt 1 and the second lock bolt 2, when the electronic lock is closed, the first eccentric cam 5 continues to rotate clockwise to the outside of the first driving groove 11, and at the moment, the first lock bolt 1 is restored to the original position through the reset piece 3, so that the electronic lock is closed. When the lock is mechanically closed, the second rotating disc 6 rotates clockwise, the second eccentric cam 7 drives the second lock bolt 2 to move leftwards, and the reset piece 3 pushes the first lock bolt 1 to move leftwards to close the lock. Compared with the prior art, the lock bolt is integrally divided into the first lock bolt 1 and the second lock bolt 2, the first lock bolt 1 is controlled by the power part 8 to realize electronic unlocking, and the second lock bolt 2 is controlled by the key to realize mechanical unlocking; the first lock bolt 1 and the second lock bolt 2 are matched with each other, so that the weight of the lock bolts is reduced, the inertia of the lock bolts is reduced, the lock is not easy to unlock illegally, and the reliability of the lock is improved.

Referring to fig. 2, a mechanical rotating seat 9 is disposed on a side of the second rotating disk 6 away from the second eccentric cam 7, a protruding block 61 is disposed on a side of the second rotating disk 6 away from the second eccentric cam 7, a limiting groove 91 for embedding the protruding block 61 is disposed on a side of the mechanical rotating seat 9 facing the second eccentric cam 7, and a key hole (not shown) is disposed on a side of the mechanical rotating seat 9 away from the second eccentric cam 7. Specifically, the protruding block 61 and the second rotating disc 6 are integrally formed, the protruding block 61 is embedded into the limiting groove 91, and a key hole is used for inserting a key and driving the mechanical rotating seat 9 to rotate, so that the key controls the second lock bolt 2 to unlock or lock.

Referring to fig. 2, the reset piece 3 includes a connecting section 31, a reset groove 32, a side groove 34, a reset bar 35 and a reset spring 33, the connecting section 31 is integrally disposed on an end surface of the first lock bolt 1 near one end of the second lock bolt 2, the reset groove 32 is disposed on an end surface of the second lock bolt 2 near one end of the first lock bolt 1, the connecting section 31 can be in embedded fit with the reset groove 32, and the connecting section 31 can slide in the reset groove 32; the side grooves 34 are opened on the side walls of the reset groove 32, the reset bar 35 is integrally provided on the outer wall of the connecting section 31, and the reset bar 35 can be embedded in the reset groove 32 and can slide in the reset groove 32. The return spring 33 is sleeved on the connecting section 31, the return spring 33 can be embedded into the return groove 32 along with the connecting section 31, one end of the return spring 33 abuts against the bottom wall of the return groove 32, and the other end of the return spring 33 abuts against the end face of the first lock bolt 1 close to the second lock bolt 2.

Referring to fig. 1 and 2, when the double-open structure is in the locking state, the reset bar 35 abuts against the sidewall of the reset slot 32 adjacent to the first latch 1, and the first eccentric cam 5 abuts against the sidewall of the first driving slot 11 adjacent to the second latch 2. In the process of electronic unlocking, the first rotating disc 4 drives the first eccentric cam 5 to rotate clockwise, the first eccentric cam 5 drives the first lock bolt 1 to move towards the second lock bolt 2, the reset spring 33 is extruded, the reset strip 35 slides in the reset groove 32, and the second lock bolt 2 cannot be influenced; during the electronic locking, the first eccentric cam 5 rotates out of the first driving groove 11, and the return spring 33 releases the elastic force to return the first latch 1. In the mechanical unlocking process, the key is used for controlling the mechanical rotating seat 9 to drive the second eccentric cam 7 to rotate, the second eccentric cam 7 is fixed with the second driving groove 21 and drives the second lock bolt 2 to move towards the direction far away from the first lock bolt 1, and the second lock bolt 2 drives the first lock bolt 1 to move together because the reset strip 35 is abutted against the side wall, close to the first lock bolt 1, of the reset groove 32. In the process of mechanical locking, the key controls the mechanical rotating seat 9 to drive the second eccentric cam 7 to rotate, the second eccentric cam 7 drives the second lock bolt 2 to move towards the direction close to the first lock bolt 1, and the first lock bolt 1 moves along with the second lock bolt 2 under the pushing of the return spring 33, so that locking is achieved.

Referring to fig. 1 and 2, an end of the first latch 1 away from the second latch 2 is provided with a relief surface 12 obliquely upward. When the lock is closed, the lock beam 102 abuts against the abdicating surface 12, and the first lock bolt 1 moves towards the second lock bolt 2, so that the lock beam 102 is conveniently clamped with the locking end of the first lock bolt 1, and the quick lock closing is realized.

The implementation principle of the double-open structure of the electronic lock in the embodiment of the application is as follows: through dividing into first set bar 1 and second set bar 2 with the set bar, use between first set bar 1 and the second set bar 2 to reset 3 and be connected, and first set bar 1 and second set bar 2 realize two divisions through resetting 3 mutually supporting, reduce the holistic weight of set bar, reduce the weight that power spare 8 and reset spring 33 will drive the set bar, simple structure, the cost is lower, makes the difficult illegal unblanking of tool to lock, has improved the reliability of tool to lock.

The embodiment of the application also discloses an electronic U-shaped lock.

Referring to fig. 3 and 4, the electronic U-shaped lock includes the double-opening structure as described in the above embodiment, a lock body 101, and a lock beam 102 in a U shape, the double-opening structure is disposed in the lock body 101, one end of the lock beam 102 is rotatably connected to the lock body 101 and is set as a rotating end 1021, and the other end of the lock beam 102 is provided with a clamping groove 1022 for clamping and matching with the locking end of the first bolt 1. The double-opening structure controls the locking end to contract or extend, and the rotating end 1021 of the lock beam 102 rotates on the lock body 101, so that the electronic U-shaped lock is unlocked and locked.

The lock body 101 is provided with a rotating groove 103, a fixing column 104 is arranged in the rotating groove 103, and the rotating end 1021 is rotatably connected to the fixing column 104. Specifically, in the embodiment of the present application, the rotation end 1021 can realize ninety-degree rotation, the fixing column 104 penetrates through a side wall of the rotation groove 103 and then is embedded into a fixing groove formed in the opposite side wall, the rotation end 1021 is provided with a rotation hole which is in rotation fit with the fixing column 104, and the fixing column 104 is arranged in the rotation hole in a penetrating manner, so that the rotation of the lock beam 102 is realized, and the structure is simple and the installation is convenient.

Referring to fig. 4 and 5, the rotation groove 103 is provided with an abutting groove 105 on a side wall corresponding to the rotation direction of the lock beam 102, an elastic member 106 is provided in the abutting groove 105, and the elastic member 106 can quickly close the lock beam 102. The elastic member 106 includes an abutting spring 1061 and a ball 1062, the ball 1062 is disposed in the abutting groove 105, the abutting spring 1061 is located between the bottom wall of the abutting groove 105 and the ball 1062, one end of the abutting spring 1061 abuts against the bottom wall of the abutting groove 105, the other end of the abutting spring 1061 abuts against the ball 1062, and the ball 1062 abuts against the rotation end 1021. When the lock is unlocked, the ball 1062 abuts against the rotating end 1021, and the acting force of the ball 1062 on the rotating end 1021 is opposite to the rotating direction of the rotating end 1021, so that the rotating end 1021 is not easy to rotate too fast; when the lock is closed, the ball 1062 abuts against the rotating end 1021, and the acting force of the ball 1062 on the rotating end 1021 is the same as the rotating direction of the rotating end 1021, so that the rotating end 1021 rotates rapidly.

Referring to fig. 4, the lock body 101 includes a fixing base 1011 and a base 1012 in embedded fit with the fixing base 1011, and the double-opening structure is disposed in the fixing base 1011. The double-open structure is fixed in the fixed seat 1011, and the lock beam 102 is fixed on the lock body 101, so that the double-open structure and the lock beam 102 are linked to realize the locking and unlocking.

Referring to fig. 3 and 5, the electronic U-lock further includes a sensor 107, and the sensor 107 is electrically connected to the power member 8. The action of the power part 8 is controlled by the induction of the inductor 107, so that the unlocking is realized.

The implementation principle of an electronic U-shaped lock in the embodiment of the application is as follows: double open structure and lock beam 102 all set up on lock body 101, and double open structure control locking end shrink or extend, and lock beam 102's rotation end 1021 rotates on lock body 101, and elastic component 106 is difficult for rotating too fast and rotate fast when the lock is closed to the difficult lock beam 102 of unblanking, and double open structure and lock beam 102 linkage realize the switch lock, simple structure, and the practicality is big, and the reliability is higher.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A double opening structure of an electronic lock is characterized by comprising:

the locking mechanism comprises a first locking bolt (1), wherein a first driving groove (11) is formed in the first locking bolt (1);

the second lock bolt (2) is arranged on one end part of the first lock bolt (1), the second lock bolt (2) is provided with a second driving groove (21) which faces the same direction as the first driving groove (11), and the second lock bolt (2) moves towards the direction far away from the first lock bolt (1) to drive the first lock bolt (1) to move;

the resetting piece (3) is arranged at the joint of the first lock bolt (1) and the second lock bolt (2) so as to reset the first lock bolt (1);

a first eccentric cam (5) disposed in the first driving groove (11), the first eccentric cam (5) being rotated by a power member (8);

and a second eccentric cam (7) disposed in the second drive groove (21).

2. A double opening structure of an electronic lock, according to claim 1, characterized in that said reset element (3) comprises:

the connecting section (31) is arranged on the end face of one end, close to the second lock bolt (2), of the first lock bolt (1);

the reset groove (32) is arranged on the end face of the second lock bolt (2) close to one end of the first lock bolt (1) and can be used for the connection section (31) to be embedded;

the return spring (33) is sleeved on the connecting section (31), and one end of the return spring (33) is embedded in the return groove (32);

a side groove (34) provided on a side wall of the reset groove (32);

the reset strip (35) is arranged on the side wall of the part, embedded into the reset groove (32), of the connecting section (31), and one end, far away from the connecting section (31), of the reset strip (35) is embedded into the side groove (34).

3. A double opening structure of an electronic lock according to claim 1, further comprising a first rotary plate (4) and a second rotary plate (6), wherein the first rotary plate (4) is disposed with the first driving groove (11) facing in a direction; the second rotating disc (6) is arranged in the direction of the second driving groove (21);

keep away from second rolling disc (6) be provided with machinery on second eccentric cam (7) one side and rotate seat (9), keep away from second rolling disc (6) second eccentric cam (7) one side is provided with protruding piece (61), machinery rotates seat (9) orientation second eccentric cam (7) one side is provided with the confession spacing groove (91) of protruding piece (61) embedding, machinery rotates seat (9) and keeps away from second eccentric cam (7) one side is provided with the key hole.

4. The double opening structure of an electronic lock according to claim 1, wherein the end of the first lock bolt (1) away from the second lock bolt (2) is provided with a relief surface (12).

5. An electronic U-lock, characterized in that it comprises a double-open structure according to any of the above claims 1-4, a lock body (101) and a U-shaped lock beam (102), said double-open structure is disposed in said lock body (101), one end of said lock beam (102) is provided with a snap groove (1022) for snap-fitting with the locking end of said first lock bolt (1).

6. The electronic U-shaped lock according to claim 5, wherein the lock body (101) has a rotation slot (103), the rotation slot (103) has a fixing post (104) disposed therein, the rotation end (1021) of the lock beam (102) is rotatably connected to the lock body (101), and the rotation end (1021) is rotatably connected to the fixing post (104).

7. The electronic U-shaped lock according to claim 6, characterized in that the rotation slot (103) is opened with an abutting slot (105) on the side wall of the lock beam (102) in the rotation direction, and an elastic member (106) for quickly closing the lock is arranged in the abutting slot (105).

8. The electronic U-lock according to claim 7, wherein the elastic member (106) comprises an abutting spring (1061) and a ball (1062), the ball (1062) is disposed in the abutting slot (105), the abutting spring (1061) is located between a bottom wall of the abutting slot (105) and the ball (1062), one end of the abutting spring (1061) abuts against the bottom wall of the abutting slot (105), the other end of the abutting spring (1061) abuts against the ball (1062), and the ball (1062) abuts against the rotation end (1021).

9. The electronic U-lock according to claim 5, wherein the lock body (101) comprises a fixing base (1011) and a base (1012) embedded with the fixing base (1011), the double-opening structure is disposed in the fixing base (1011), and the lock beam (102) is disposed on the fixing base (1011).

10. An electronic U-lock according to claim 5, characterized in that it further comprises a sensor (107), said sensor (107) being electrically connected to said power member (8).