CN217783200U

CN217783200U - Padlock

Info

Publication number: CN217783200U
Application number: CN202221770260.3U
Authority: CN
Inventors: 唐耀威; 樊伟权
Original assignee: Wanhui Hardware Shenzhen Co ltd
Current assignee: Wanhui Hardware Shenzhen Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-11-11
Anticipated expiration: 2032-07-08

Abstract

The utility model belongs to the technical field of lockset, in particular to a padlock, which comprises a lock body and a lock beam; the lock body is provided with a first lock hole and a second lock hole, the lock beam is provided with a locking position and an unlocking position, when the lock beam is positioned at the locking position, the first end of the lock beam is inserted in the first lock hole, and the second end of the lock beam is inserted in the second lock hole; be provided with the lock body hole on the lock body, be provided with the restriction piece on the lock beam, when the lock beam switched to the unblock position by latched position, the first end of lock beam breaks away from first lockhole, and the second end of lock beam outwards removes along the second lockhole for the restriction piece exposes from the lock body hole, demolishs the restriction piece, makes the second end of lock beam deviate from in can following the second lockhole. The utility model discloses well restriction piece can prevent that the lock beam from breaking away from the second lockhole, after lock body hole department torn down the restriction piece, whole lock beam can break away from the lock body, can change the lock beam of another kind of size and material, realizes the function of quick replacement lock beam, convenience of customers' diversified selection and daily use.

Description

Padlock

Technical Field

The utility model belongs to the technical field of the tool to lock, especially, relate to a padlock.

Background

The padlock is a traditional lockset, generally, a lock body of the padlock is provided with a metal stem (namely a lock beam) which can be buckled into a ring shape or a straight shape, and the padlock can be directly buckled with the lock body through the lock beam to form a closed lockset.

Generally, a padlock used in daily life is only provided with one lock beam, and the single lock beam cannot meet the requirements for certain use environments and places. For example, in the case of cargo containers, in the home or outdoors, in certain use environments, the length and material of the shackle may be different, and in some applications, even when the lock is unlocked, the whole shackle is required to be disengaged from the lock body.

When the use environment of the padlock changes, the lock beam of the existing padlock is difficult to replace, and the lock can be replaced again under the condition, so that inconvenience is brought to daily use, and the use cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the padlock aims to solve the problem that the lock beam is difficult to replace in the existing padlock.

In order to solve the above technical problem, an embodiment of the present invention provides a padlock, including a lock body, a lock beam, and a limiting member;

the lock body is provided with a first lock hole and a second lock hole, the lock beam is provided with a locking position and an unlocking position, when the lock beam is positioned at the locking position, the first end of the lock beam is inserted in the first lock hole, and the second end of the lock beam is inserted in the second lock hole; the lock body is provided with a lock body hole communicated with the second lock hole, and the limiting piece is connected to the second end of the lock beam;

when the lock beam is switched from the locking position to the unlocking position, the first end of the lock beam is separated from the first lock hole, the second end of the lock beam moves outwards along the second lock hole, the head of the limiting piece can be exposed out of the lock body hole, and the limiting piece can be detached through the lock body hole, so that the second end of the lock beam can be separated from the second lock hole; the limiting piece is used for preventing the second end of the lock beam from falling out of the second lock hole in the unlocking position.

Optionally, a lock cylinder, a barge shaft, a first ball and a second ball are arranged in the lock body; the lock beam comprises a first lock rod and a second lock rod, a first lock groove is formed in the first lock rod, a second lock groove is formed in the second lock rod, and when the lock beam is in a locking position, the first ball is clamped in the first lock groove and the second ball is clamped in the second lock groove;

the barge shaft is arranged at the output end of the lock cylinder, a first groove and a second groove are formed in the barge shaft, the barge shaft is driven by the lock cylinder to rotate when the lock beam is located at an unlocking position, the first ball can leave the first lock groove and is clamped in the first groove, and the second ball can leave the second lock groove and is clamped in the second groove.

Optionally, a first through hole and a second through hole are arranged in the lock body, the first through hole is arranged between the first lock groove and the shaft, the first ball is arranged in the first through hole, the second through hole is arranged between the second lock groove and the shaft, and the second ball is arranged in the second through hole.

Optionally, the depth of the first groove is greater than the depth of the second groove.

Optionally, be provided with on the second locking lever and be used for dodging dodge the groove of dodging of second ball, dodge the inslot be provided with along the screw hole of the axial setting of second locking lever, the restriction piece sets up in the screw hole, the restriction piece can butt the second ball is dismantled the restriction piece, makes the second ball can along dodge the groove and remove, so that the second locking lever breaks away from the second lockhole.

Optionally, the avoidance groove is provided on a side of the circumferential surface of the second lock bar remote from the lock cylinder.

Optionally, an annular groove is formed in the second lock rod, and when the lock beam is located at the unlocking position, the second ball is arranged between the second through hole and the annular groove.

Optionally, be provided with on the second locking lever along axially extended tangent plane, the tangent plane is connected the second locked groove with between the annular groove, the tangent plane with have between the pore wall of second lockhole and be used for dodging the clearance of second ball, the second locking lever is in move in the second lockhole, the second ball via the clearance arrives in the annular groove.

Optionally, the padlock further comprises a second screw and a bottom cover embedded on the lock body, wherein a boss protruding towards the lock body is arranged on the bottom cover, a connecting hole is formed in the boss, and the second screw is connected in the connecting hole.

Optionally, the lock body is provided with a connecting through hole for the second screw to pass through, and the connecting through hole is communicated with the second lock hole and the connecting hole.

The embodiment of the utility model provides a padlock, the second end of lock beam is in when removing in the second lockhole, the restriction piece can restrict the removal stroke of the second end of lock beam prevents the lock beam breaks away from the second lockhole lock hole department tears down behind the restriction piece, it is whole the lock beam can break away from the lock body can change the lock beam of another kind of size and material, realizes the function of quick replacement lock beam, convenience of customers' diversified selection and daily use.

Drawings

Fig. 1 is a schematic view of a padlock according to an embodiment of the present invention;

fig. 2 is an exploded view of a padlock according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a padlock according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a first groove and a second groove provided in an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a lock body; 11. a first lock hole; 12. a second lock hole; 13. a lock body hole; 14. a first through hole; 15. a second through hole; 16. a connecting through hole;

2. a lock beam; 21. a first screw; 22. a first lock lever; 221. a first locking groove; 23. a second lock lever; 231. a second locking groove; 232. an avoidance groove; 233. an annular groove; 234. cutting into noodles;

3. a lock cylinder;

4. a barge shaft; 41. a first groove; 42. a second groove;

5. a first ball bearing;

6. a second ball bearing;

7. a second screw;

8. a bottom cover; 81. and (4) a boss.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. 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 4, an embodiment of the present invention provides a padlock including a lock body 1, a lock beam 2, and a limiting member. The lock body 1 is provided with a first lock hole 11 and a second lock hole 12, the lock beam 2 is provided with a locking position and an unlocking position, when the lock beam 2 is located at the locking position, the first end of the lock beam 2 is inserted into the first lock hole 11, and the second end of the lock beam 2 is inserted into the second lock hole 12.

The lock body 1 is provided with a lock body hole 13 communicated with the second lock hole 12, the limiting piece is connected to the second end of the lock beam 2, when the lock beam 2 is switched from the locking position to the unlocking position, the lock beam 2 is pulled, the first end of the lock beam 2 is separated from the first lock hole 11, the second end of the lock beam 2 can move outwards along the second lock hole 12, the head of the limiting piece can be exposed out of the lock body hole 13, and the limiting piece can be detached through the lock body hole 13, so that the second end of the lock beam 2 can be separated from the second lock hole 12, and the lock beam 2 is detached.

The restricting member is adapted to prevent the second end of the shackle 2 from coming out of the second locking hole 12 in the unlocking position. When the limiting piece is aligned with the lock body hole 13, the limiting piece is exposed out of the lock body hole 13, and the limiting piece can be detached by inserting a tool into the lock body hole 13, so that the lock beam 2 is detachably connected with the lock body 1.

The embodiment of the utility model provides a padlock, the second end of collar stay 2 along during outwards moving in the second lockhole 12, the restriction piece can restrict the removal stroke of the second end of collar stay 2 prevents collar stay 2 breaks away from second lockhole 12 the lock body hole 13 is torn open behind the restriction piece, whole collar stay 2 can break away from lock body 1 can change the collar stay 2 of another kind of size and material, realizes quick replacement collar stay 2's function, convenience of customers's diversified selection and daily use.

In an embodiment, the limiting member may be a first screw 21, the first screw 21 is screwed at the second end of the lock beam 2, the first screw 21 can prevent the lock beam 2 from being disengaged from the second lock hole 12, and the second end of the lock beam 2 cannot be disengaged from the second lock hole 12 when the second end of the lock beam 2 is located at any position in the second lock hole 12.

In one embodiment, as shown in fig. 2 and 3, a lock cylinder 3, a spindle 4, a first ball 5 and a second ball 6 are disposed in the lock body 1. The lock body 1 is provided with a cavity inside, and the lock cylinder 3 and the barge shaft 4 are arranged in the cavity. The barge shaft 4 is arranged at the output end of the lock cylinder 3, the lock cylinder 3 is the core part of the padlock and can rotate through a matched key to drive the barge shaft 4 arranged on the lock cylinder 3 to rotate.

In an embodiment, as shown in fig. 2, the lock beam 2 includes a first lock rod 22 and a second lock rod 23, the first lock rod 22 is disposed in the first lock hole 11, a first lock slot 221 is disposed on the first lock rod 22, the second lock rod 23 is disposed in the second lock hole 12, a second lock slot 231 is disposed on the second lock rod 23, when the lock beam 2 is in the lock position, the padlock is in the lock-off state, the first ball 5 is clamped in the first lock slot 221, the second ball 6 is clamped in the second lock slot 231, and the lock beam 2 is locked on the lock body 1.

The first groove 41 and the second groove 42 are arranged on the barge shaft 4, when the lock beam 2 is located at an unlocking position, the barge shaft 4 is driven by the lock cylinder 3 to rotate, the rotation process of the barge shaft 4 is also the unlocking process of a padlock, the first groove 41 rotates to a position close to the first ball 5 along with the barge shaft 4, the second groove 42 rotates to a position close to the second ball 6 along with the barge shaft 4, the lock beam 2 is pulled to push the first ball 5 to move towards the first groove 41, the second ball 6 moves towards the second groove 42, the first ball 5 can leave the first lock groove 221 and is clamped in the first groove 41, and the second ball 6 can leave the second lock groove 231 and is clamped in the second groove 42.

At this time, the first ball 5 is disengaged from the first lock groove 221, the restriction of the first ball 5 to the first lock lever 22 is released, and the first lock lever 22 can be pulled out from the first lock hole 11. Correspondingly, the second ball 6 is disengaged from the second locking groove 231, the second lock lever 23 is released from being restricted by the second ball 6, and the second lock lever 23 can move up and down in the second locking hole 12.

In one embodiment, as shown in fig. 3, a first through hole 14 and a second through hole 15 are provided in the lock body 1, the first through hole 14 is provided between the first locking groove 221 and the spindle 4, the first ball 5 is provided in the first through hole 14, the second through hole 15 is provided between the second locking groove 231 and the spindle 4, and the second ball 6 is provided in the second through hole 15.

When the padlock is in a locked state, the first ball 5 is accommodated in a cavity formed by the first through hole 14 and the first lock groove 221, the first ball 5 abuts against the outer surface of the barge shaft 4, when the padlock is unlocked, the barge shaft 4 rotates, the first groove 41 moves to the first through hole 14, the first through hole 14 is communicated between the first groove 41 and the first lock groove 221, and when the lock beam 2 is pulled, due to the fact that the space for the first ball 5 to move is formed in the barge shaft 4, the first ball 5 moves towards the barge shaft 4 in the first through hole 14, so that the first ball 5 is separated from the first lock groove 221 and is accommodated in the cavity formed by the first through hole 14 and the first groove 41.

Correspondingly, when the padlock is in a locked state, the second ball 6 is accommodated in a cavity formed by the second through hole 15 and the second lock groove 231, the second ball 6 abuts against the outer surface of the barge 4, after the barge 4 rotates, the second groove 42 moves to the second through hole 15, the second through hole 15 is communicated between the second groove 42 and the second lock groove 231, and when the lock beam 2 is pulled, due to the space for the second ball 6 to move on the barge 4, the second ball 6 moves towards the barge 4 in the second through hole 15, so that the second ball 6 is separated from the second lock groove 231 and is accommodated in the cavity formed by the second through hole 15 and the second groove 42, and the lock beam 2 is unlocked.

In an embodiment, as shown in fig. 4, the depth of the first groove 41 is greater than the depth of the second groove 42, wherein the first ball 5 can be completely accommodated in the first through hole 14 and the first groove 41, and the first ball 5 does not affect the extraction of the first lock lever 22. The second ball 6 is not completely accommodated in the second through hole 15 and the second groove 42, and the second ball 6 may protrude from the second through hole 15 into the second locking hole 12.

In an embodiment, as shown in fig. 2 and 3, an avoiding groove 232 for avoiding the second ball 6 is provided on the second lock rod 23, the avoiding groove 232 is provided along an axial direction of the second lock rod 23, and a cross section of the avoiding groove 232 is arc-shaped, so that the second ball 6 is attached to the avoiding groove 232. Dodge be provided with in the groove 232 along the screw hole that the axial of second locking lever 23 set up, first screw 21 threaded connection in the screw hole, the head butt of first screw 21 second ball 6 makes second locking lever 23 can not break away from second locking hole 12, it sets up to dodge groove 232 the bottom of second locking lever 23 is dismantled behind the first screw 21, second ball 6 can along it removes to dodge groove 232, thereby will second locking lever 23 is followed pull out in the second locking hole 12.

In an embodiment, as shown in fig. 2 and 3, an annular groove 233 is formed in the second lock rod 23, the annular groove 233 is located below the second lock groove 231, when the lock beam 2 is located at the unlocking position, the second lock rod 23 is pulled, the second lock rod 23 moves in the second lock hole 12, and when the second lock rod moves to the annular groove 233, the second ball 6 is disposed between the second through hole 15 and the annular groove 233, and the second ball 6 is clamped in the annular groove 233, so that the second lock rod 23 cannot be separated from the second lock hole 12.

In one embodiment, as shown in fig. 2 and 3, the avoiding groove 232 is disposed on a side of the circumferential surface of the second lock rod 23 away from the lock cylinder 3, so that the first screw 21 in the avoiding groove 232 is aligned with the lock body hole 13, and the first screw 21 is detached and mounted. Demolish behind the first screw 21, round the axis of second locking lever 23 rotates 180, second ball 6 can remove in the annular groove 233, dodge groove 232 to remove to being close to one side of lock core 3, dodge groove 232 with annular groove 233 intercommunication, the pulling second locking lever 23, second ball 6 can enter into dodge groove 232, and along dodge groove 232 and remove, second locking lever 23 breaks away from second lockhole 12, thereby makes the lock beam 2 breaks away from lock body 1.

When not dismantling first screw 21, because first screw 21 sets up in dodging the groove 232, first screw 21 butt second ball 6 makes second ball 6 can not follow dodge the groove 232 and remove, first screw 21 still has limit function.

In an embodiment, as shown in fig. 3, a cut surface 234 extending in the axial direction is provided on the second lock rod 23, the cut surface 234 is connected between the second lock groove 231 and the annular groove 233, a gap for avoiding the second ball 6 is provided between the cut surface 234 and the hole wall of the second lock hole 12, after the lock cylinder 3 is unlocked by a matched key, the second lock rod 23 moves in the second lock hole 12, the second ball 6 leaves the second lock groove 231 and reaches the annular groove 233 through the gap, and after the second ball 6 is clamped in the annular groove 233, the second lock rod 23 stops moving.

In the moving process of the second lock rod 23, when the first screw 21 is aligned to the lock body hole 13, the first screw 21 can be removed by a screwdriver or other tools, and then the second lock rod 23 is rotated to change the position of the avoiding groove 232, the second ball 6 enters the avoiding groove 232, the second lock rod 23 can be pulled out, so that the lock beam 2 is replaced, and the installation process and the disassembly process of the lock beam 2 after replacement are completely opposite.

In an embodiment, as shown in fig. 2 and fig. 3, the padlock further includes a second screw 7 and a bottom cover 8 embedded in the lock body 1, the bottom cover 8 encloses the lock cylinder 3 and the spindle 4 in a cavity of the lock body 1, a boss 81 protruding toward the lock body 1 is disposed on the bottom cover 8, a connection hole is disposed in the boss 81, and the second screw 7 is connected in the connection hole.

In one embodiment, as shown in fig. 3, the lock body 1 has a connecting through hole 16 for the second screw 7 to pass through, the connecting through hole 16 communicates with the second lock hole 12 and the connecting hole, and in the unlocked state of the padlock, after the lock beam 2 is removed, the second screw 7 can be removed through the second lock hole 12, and further the bottom cover 8 is removed, so that the lock cylinder 3 can be replaced.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A padlock is characterized by comprising a lock body, a lock beam and a limiting part;

the lock body is provided with a first lock hole and a second lock hole, the lock beam is provided with a locking position and an unlocking position, when the lock beam is positioned at the locking position, the first end of the lock beam is inserted in the first lock hole, and the second end of the lock beam is inserted in the second lock hole;

the lock body is provided with a lock body hole communicated with the second lock hole, and the limiting piece is connected to the second end of the lock beam; when the lock beam is switched from the locking position to the unlocking position, the first end of the lock beam is separated from the first lock hole, the second end of the lock beam moves outwards along the second lock hole, the head of the limiting piece can be exposed out of the lock body hole, and the limiting piece can be detached through the lock body hole, so that the second end of the lock beam can be separated from the second lock hole; the limiting piece is used for preventing the second end of the lock beam from falling out of the second lock hole in the unlocking position.

2. The padlock of claim 1, wherein a lock cylinder, a barge shaft, a first ball and a second ball are disposed within the lock body; the lock beam comprises a first lock rod and a second lock rod, a first lock groove is formed in the first lock rod, a second lock groove is formed in the second lock rod, and when the lock beam is in a locking position, the first ball is clamped in the first lock groove and the second ball is clamped in the second lock groove;

3. The padlock of claim 2, wherein a first through hole and a second through hole are provided in the lock body, the first through hole being disposed between the first lock slot and the barge shaft, the first ball being disposed in the first through hole, the second through hole being disposed between the second lock slot and the barge shaft, the second ball being disposed in the second through hole.

4. The padlock of claim 2, wherein a depth of the first recess is greater than a depth of the second recess.

5. The padlock of claim 2, wherein an avoiding groove for avoiding the second ball is formed in the second lock rod, a screw hole is formed in the avoiding groove in the axial direction of the second lock rod, the limiting part is arranged in the screw hole, the limiting part can abut against the second ball, and the limiting part is detached so that the second ball can move along the avoiding groove to enable the second lock rod to be separated from the second lock hole.

6. The padlock of claim 5, wherein the avoidance slot is disposed on a side of the circumferential surface of the second lock bar distal from the lock cylinder.

7. The padlock of claim 3, wherein the second locking bar is provided with an annular groove, and wherein the second ball is disposed between the second through hole and the annular groove when the shackle is in the unlocked position.

8. The padlock of claim 7, wherein the second locking bar is provided with a cut surface extending in an axial direction, the cut surface is connected between the second locking groove and the annular groove, a gap is formed between the cut surface and the wall of the second locking hole for avoiding the second ball, the second locking bar moves in the second locking hole, and the second ball reaches the annular groove through the gap.

9. The padlock of claim 1, further comprising a second screw and a bottom cover embedded in the lock body, wherein the bottom cover is provided with a boss protruding toward the lock body, the boss is provided with a connecting hole, and the second screw is connected in the connecting hole.

10. The padlock of claim 9, wherein the lock body has a coupling through hole for the second screw to pass through, and the coupling through hole communicates the second locking hole and the coupling hole.