CN217812876U - Convenient to use's padlock - Google Patents

Abstract

The utility model relates to the technical field of lockset, in particular to a padlock with convenient use, which comprises a first case shell and a second case shell, wherein the second case shell is fixedly provided with a base, and the base is hinged with a face shell locked with the first case shell in a buckling manner; the inner side of the face shell is provided with a locking mechanism buckled with the base; the face-piece still is equipped with the lock core, and the lock core is equipped with the locking piece of ordering about locking mechanism unblock, and the locking piece extends first card protruding towards the face-piece, and the face-piece extends the second card protruding towards the locking piece, and the side of locking piece extends separation and reunion portion outwards, and the base extends the portion that resets towards separation and reunion portion. The key can be pulled out after the padlock is unlocked, and the padlock unlocking device is simple to use and convenient to operate.

Description

Convenient to use's padlock

Technical Field

The utility model relates to a tool to lock technical field, concretely relates to convenient to use's padlock.

Background

The padlock on the market can be unlocked by a key or a password generally, but when the key is used for unlocking, the key needs to be inserted into the lock cylinder firstly, and then the lock cylinder rotates by 90 degrees clockwise, so that the lock is unlocked; however, in the locking process, the key must be inserted and rotated counterclockwise to lock the lock by rotating the key cylinder, and if the key is rotated counterclockwise in the unlocked state, the lock cannot be locked, and thus, the user is inconvenienced by inserting the key for locking.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient to use's padlock to not enough among the prior art, this padlock uses the key unblock back, need not to use the key can lock the padlock.

The purpose of the utility model is realized through the following technical scheme: the application provides a padlock convenient to use, which comprises a first box shell and a second box shell, wherein a base is fixedly installed on the second box shell, and a face shell locked with the first box shell in a buckling manner is hinged to the base; the inner side of the face shell is provided with a locking mechanism buckled with the base; the face shell is also provided with a lock cylinder, the lock cylinder is provided with a lock block for driving the locking mechanism to unlock, the lock block extends out of a first clamping protrusion towards the face shell, the face shell extends out of a second clamping protrusion towards the lock block, the side surface of the lock block extends out of a clutch part, and the base extends out of a reset part towards the clutch part; under the state of locking, first calorie of protruding one side of locking that is located the second card is protruding, insert the key and rotate the unblock of lock core, the lock core drives the locking piece and slides towards the unblock direction, first calorie of protruding second card that passes through moves to second card protruding unblock one side, separation and reunion portion removes to the portion below that resets, during the unblock of face-piece upset, the face-piece drives separation and reunion portion and moves towards the interference motion of the portion that resets, the portion that resets supports separation and reunion portion, in order to force the locking piece to lock the direction towards the slip and to force the lock core gyration, after the unblock, separation and reunion portion and the portion that resets stagger in vertical direction.

Wherein, the locking piece and the clutch part are of an integrated structure.

The upper end face of the reset portion is a first inclined face which inclines downwards, and the lower end face of the reset portion is a second inclined face which inclines upwards.

The face shell is provided with a clamping groove positioned on one side of the second clamping convex lock, and the first clamping convex lock is inserted into the clamping groove in the locked state.

The locking mechanism comprises a button, the button is hinged with the base through a switching pin, the button extends out of a clamping part towards the base, the clamping part is elastic and deformable, and a clamping groove is formed in the side surface of the base, which faces towards the button; when locking, the clamping part is arranged in the clamping groove, and the button buckles the base.

The top surface of the clamping part is an oblique upward clamping plane, the bottom surface of the clamping part is an arc surface which is bent back to the clamping groove, when the face shell is turned over to unlock and lock, the arc surface of the clamping part can abut against the base to enable the clamping part to deform, and after the clamping part is placed in the clamping groove, the top surface of the clamping part abuts against the groove wall of the clamping groove.

The locking mechanism comprises a password wheel assembly, the password wheel assembly comprises a movable sheet, the movable sheet is arranged on the inner side of the face shell and can slide left and right along the horizontal direction, a first limiting part extends out of the movable sheet towards the button, and a second limiting part extends out of the button towards the movable sheet; when the button is locked, the first limiting part and the second limiting part are relatively abutted to limit the overturning of the button, and when the button is unlocked, the first limiting part and the second limiting part are staggered in the horizontal direction to release the overturning limitation of the button.

The password wheel assembly further comprises a password wheel, a password wheel spring and a password wheel body, the password wheel body and the password wheel are sequentially arranged on the top surface of the movable plate from top to bottom, the password wheel spring is arranged between the password wheel body and the password wheel body, a groove is formed in the peripheral side of the password wheel, and a protrusion is formed in the upward protruding manner of the top surface of the movable plate; when the password is wrong, the bulge and the groove are staggered, and the bulge abuts against the peripheral side face of the code adjusting wheel; when the password is correct, the protrusion is placed in the groove, and the movable sheet can slide along the horizontal direction.

Wherein, the password wheel subassembly is still including transferring sign indicating number switch spare, locking mechanism is still including erectting the annular knurl pin at the face-piece inboard, the annular knurl pin is arranged along the horizontal direction, the one end detachably lock of transferring sign indicating number switch spare is inboard at the face-piece, the other pot head of transferring sign indicating number switch spare is established in the periphery side of annular knurl pin, the activity piece extends the opening snap ring towards the annular knurl pin, the bayonet socket snap ring cover is established in the periphery side of annular knurl pin, the annular knurl pin still overlaps and is equipped with the reset spring who orders about transferring sign indicating number switch spare and activity piece locking direction motion upwards.

Wherein, the guide way has been seted up towards the one end of lock core to the locking piece, and the lock core includes rotatable lock core body, and lock core body extends stirring portion towards the guide way, and stirring portion inserts in the guide way.

The utility model discloses a convenient to use's padlock has following beneficial effect:

(1) The key can be pulled out after the padlock is unlocked, and the lock is simple to use and convenient to operate.

(2) The padlock has the advantages of simple and compact integral structure, high transmission efficiency and long service life.

Drawings

The present invention is further described with reference to the accompanying drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without inventive work.

Fig. 1 is a schematic structural diagram of the latch in the embodiment.

Figure 2 is an exploded view of the latch of the embodiment.

FIG. 3 is a schematic structural diagram of the embodiment after the first housing, the second housing and the base are hidden by the lock catch.

Fig. 4 is a schematic structural diagram of a base in the embodiment.

Figure 5 is an exploded view of the code wheel assembly of the embodiment in a locked condition.

Fig. 6 is a schematic structural view of the movable plate in the embodiment.

Fig. 7 is a schematic structural diagram of the combination wheel assembly in an unlocked state in the embodiment.

Fig. 8 is a schematic structural diagram of the code wheel assembly in the non-code-adjusting state in the embodiment.

Fig. 9 is a schematic structural diagram of the password wheel assembly in the code adjusting state in the embodiment.

FIG. 10 is a schematic structural diagram of a panel case in the embodiment.

Fig. 11 is a schematic view of the assembly of the lock cylinder and the lock block in the embodiment.

Fig. 12 is a schematic structural diagram of the lock cylinder in the locked state in the embodiment.

Fig. 13 is a schematic structural diagram of the lock cylinder in the unlocked state in the embodiment.

FIG. 14 is a schematic structural diagram of a push button in the embodiment.

FIG. 15 is a schematic diagram of the embodiment of the latch after locking.

Fig. 16 is a schematic structural diagram of the latch in the unlocking process in the embodiment.

Fig. 17 is a schematic structural diagram of the latch in the unlocking process in the embodiment.

Fig. 18 is a schematic structural view of the embodiment of the latch after unlocking.

Reference numerals: the lock comprises a first box shell 11, a buckling groove 111, a second box shell 12, a handle part 2, a lock core 3, a lock core body 31, a lock shell 32, a toggle part 33, a face shell 4, a clamping hook 41, a mounting seat 42, a second clamping protrusion 43, a clamping groove 44, a base 5, a connecting rod 50, a clamping groove 51, a resetting part 52, a first inclined surface 53, a second inclined surface 54, a button 6, a clamping part 61, a second limiting part 62, a clamping plane 63, an arc surface 64, a password wheel assembly 7, a movable sheet 70, a protrusion 701, a first limiting part 702, an opening clamping ring 703, an unlocking groove 704, a password wheel body 71, a password wheel spring 72, a password wheel 73, a groove 731, a password adjusting switch part 8, a stop 81, a resetting spring 90, a switching pin 91, a knurled pin 92, a clutch part 101, a lock block 102, a guide groove 103, an unlocking part 104 and a first clamping protrusion 105.

Detailed Description

The invention will be further described with reference to the following examples.

The utility model discloses a specific implementation mode of convenient to use's padlock, as shown in fig. 1 to 3, including first case shell 11 and second case shell 12, when the padlock of this embodiment is installed at the suitcase, the suitcase includes box and lower box, and first case shell 11 fixed mounting can at last box, and second case shell 12 fixed mounting can at the box down. In this embodiment, the second housing 12 is fixedly mounted with the base 5, and the base 5 is hinged with the face shell 4 buckled with the first housing 11 through the adapting pin 91. The outward side of the first casing 11 is formed with a fastening groove 111, the end of the panel 4 facing the fastening groove 111 is formed with a hook 41, and in the locked state, the hook 41 fastens the fastening groove 111.

In the present embodiment, referring to fig. 3 and 4, the adapting pin 91 is provided in a U shape, one end of the adapting pin 91 is hinged to the hinge ear of the base 5, and the other end of the adapting pin 91 is hinged to the inner side of the face housing 4. The inner side of the face shell 4 is provided with a locking mechanism buckled with the base 5. The locking mechanism comprises a button 6, the button 6 is hinged to the base 5 through a through-connection pin 91, as can be seen from fig. 3, the panel 4 and the button 6 are both hinged to the base 5 through the same through-connection pin 91, it can be understood that the end of the through-connection pin 91 is hinged to the button 6 after passing through the mounting lug in the panel 4, in order to lock the lock buckle, the button 6 extends out of a clamping part 61 towards the base 5, and the hardness of the clamping part 61 is softer than that of the base 5, so that the clamping part has elasticity and is deformable. Referring to fig. 14, the top surface of the holding portion 61 is an oblique holding plane 63, the bottom surface of the holding portion 61 is an arc surface 64 bending away from the holding groove, and the arc surface 64 is configured to guide the movement of the holding portion 61 and the deformation of the holding portion 61. The side of the base 5 facing the button 6 is formed with a catching groove 51. When locking, the holding part 61 is put into the holding groove 51, and the button 6 is buckled on the base 5. It can be understood that when the retaining portion 61 of the button 6 is retained in the retaining groove 51 of the base 5, if the button 6 is restricted from rotating by other mechanisms, the button 6 and the panel case 4 cannot be turned over relative to the base 5, so as to achieve locking.

Referring to fig. 5, the locking mechanism includes a code wheel assembly 7, the code wheel assembly 7 includes a movable plate 70, a code wheel 73, a code wheel spring 72 and a code wheel body 71, the code wheel body 71 and the code wheel 73 are sequentially mounted on the top surface of the movable plate 70 from top to bottom, the code wheel spring 72 is disposed between the code wheel 73 and the code wheel body 71, an articulated shaft extends from the inner side surface of the face shell 4 to the movable plate 70 in an articulated manner, and the code wheel body 71, the code wheel spring 72 and the code wheel 73 are sleeved on the articulated shaft through the articulated shaft. The outer peripheral side of the code wheel 73 is provided with a groove 731, and with reference to fig. 6, the top surface of the movable piece 70 protrudes upward to form a protrusion 701, and the movable piece 70 is installed inside the face shell 4, and the movable piece 70 can slide left and right along the horizontal direction, the movable piece 70 extends out of the first limiting portion 702 towards the button 6, and the button 6 extends out of the second limiting portion 62 towards the movable piece 70.

After the padlock is unlocked, the face shell 4 is separated from the base 5, and the face shell 4 with the button 6 is located above the base 5, in the process of locking the turnover face shell 4, the arc-shaped surface of the clamping part 61 can abut against the edge of the base 5, so that the base 5 can force the clamping part 61 to deform, even if the first limiting part 702 of the movable sheet 70 abuts against the second limiting part 62 of the button 6, namely, under the condition that the button 6 cannot rotate, because the clamping part 61 can deform, namely, the clamping part 61 can interfere with the base 5, the clamping part 61 can also accompany with the turnover of the face shell 4, thereby crossing the side wall of the base 5 and being placed into the clamping groove 51 of the base 5, and locking is realized. It should be noted that, because the top surface of the holding portion 61 is the inclined holding plane 63, even if the holding portion 61 is deformed in the locked state, the inclined holding plane 63 of the holding portion 61 is only guided to be parallel to the horizontal plane, at this time, a large contact area exists between the holding sheet surface and the wall of the holding groove 51, and in the case that the button 6 cannot rotate, the holding portion 61 cannot be separated from the holding groove 51 through its own elastic deformation, and it can also be understood that the holding portion 61 cannot be deformed greatly without the support of the arc surface 64, thereby ensuring the safety of the buckle.

With reference to fig. 8 and 9, the code wheel assembly 7 further includes a code adjusting switch 8, and the locking mechanism further includes a knurled pin 92 erected inside the face housing 4, the knurled pin 92 being arranged in a horizontal direction. Transfer sign indicating number switch spare 8 one end detachably lock in face-piece 4 inboard, can be through forming a mount pad 42 at the medial surface of face-piece 4, through supposing connecting rod 50 on mount pad 42, then transfer the opening structure that sign indicating number switch spare 8 and the tip that connecting rod 50 detained formed the belt closure function again, through opening structure and connecting rod 50's cooperation, can realize transferring the dismantlement between sign indicating number switch spare 8 and the connecting rod 50 and be connected. In addition, the other end of the code adjusting switch 8 is sleeved on the outer peripheral side of the knurled pin 92, the movable plate 70 extends out of the opening snap ring 703 towards the knurled pin 92, the bayonet snap ring is sleeved on the outer peripheral side of the knurled pin 92, and the knurled pin 92 is further sleeved with a return spring 90 for driving the code adjusting switch 8 and the movable plate 70 to move in the locking direction. Referring to fig. 8, when the password wheel assembly 7 is in the non-password-adjusting state, the top end surface of the password wheel assembly 8 extends upward to form a stopper 81 which abuts against the movable piece 70, and the stopper 81 can abut against the movable piece 70 upward, so that the movable piece 70 abuts against the password wheel 73, and the password wheel 73 is in snap fit with the password wheel body 71. It should be noted that the snap fit between the code adjusting wheel 73 and the code wheel body 71 is the same as that of the conventional code wheel assembly 7, that is, when the code wheel body 71 is fastened with the code adjusting wheel 73, the code wheel body 71 rotates to drive the code adjusting wheel 73 to rotate, so as to select a code, and if the code adjusting wheel 73 is separated from the code wheel body 71 in height and the code wheel assembly 7 is in an unlocked state, a code can be reset, and at this time, the code wheel body 71 rotates and cannot drive the code adjusting wheel 73 to rotate. Referring to fig. 9, after the code adjusting switch member 8 is separated from the connecting rod 50 by applying an external force, the code adjusting switch member 8 is turned over by applying the external force, the code wheel assembly 7 is in the code adjusting state, the code adjusting switch member 8 rotates around the knurled pin 92, the stop block 81 of the code adjusting switch member is driven to rotate together by the rotation of the code adjusting switch member 8, the stop block 81 is not abutted against the movable plate 70 any more, the code adjusting wheel spring 72 in the compressed state drives the code adjusting wheel 73 to be separated from the code wheel body 71 by the aid of the elastic force of the code adjusting wheel spring 72, and at the moment, the code can be reset.

With reference to fig. 5 to 7, the manner of unlocking or locking the locking mechanism by using the password is as follows: when the password is wrong, the protrusion 701 of the movable plate 70 is dislocated with the groove 731 of the code adjusting wheel 73, and the protrusion 701 abuts against the peripheral side surface of the code adjusting wheel 73, at this time, the movable plate 70 is in the locking position, the return spring 90 is in the compressed state, the first limiting portion 702 of the movable plate 70 and the second limiting portion 62 of the button 6 abut against each other, and the holding portion 61 of the button 6 is inserted into the holding groove 51 of the base 5 to limit the turning of the button 6 to realize locking of the padlock. During unlocking, when the password is correct, the protrusion 701 of the movable sheet 70 aligns with the groove 731 of the code adjusting wheel 73, the return spring 90 in the compressed state drives the movable sheet 70 to move in the horizontal direction, the movable sheet 70 moves to the unlocking position, so that the protrusion 701 is placed in the groove 731, the first limiting portion 702 of the movable sheet 70 and the second limiting portion 62 of the button 6 are staggered in the horizontal direction, the overturning limitation of the button 6 is removed, and unlocking is achieved.

In this embodiment, the face shell 4 is also provided with a key cylinder 3. Referring to fig. 10 and 11, the face shell 4 is formed with a mounting seat 42 on an inner side thereof, the key cylinder 3 includes a lock case 32 and a key cylinder body 31 rotatable in the lock case 32, the lock case 32 is fixedly mounted in the mounting seat 42 of the face shell 4, and the key cylinder body 31 is rotatable with respect to the lock case 32 as in the conventional pin tumbler lock. The lock cylinder 3 is provided with a lock block 102 for driving the locking mechanism (movable piece 70) to unlock. Guide slot 103 has been seted up towards the one end of lock core 3 to locking piece 102, and lock core 3 includes rotatable lock core body 31, and lock core body 31 extends toggle portion 33 towards guide slot 103, and toggle portion 33 inserts in the guide slot 103. The lock block 102 extends out of the unlocking portion 104 toward the movable piece 70, an unlocking groove 704 is formed on a side surface of the movable piece 70 facing the lock block 102, and the unlocking portion 104 is placed in the unlocking groove 704 in the assembled state.

Referring to fig. 12 and 13, when the lock cylinder 3 is unlocked, a key is inserted to rotate the lock cylinder body 31, the lock cylinder body 31 rotates, the toggle portion 33 of the lock cylinder body 31 is matched with the guide groove 103, so that the rotation of the lock cylinder body 31 is converted into horizontal sliding of the lock block 102, the lock block 102 slides towards the left, the unlocking portion 104 of the lock block 102 can abut against the groove wall of the unlocking groove 704 and push the movable plate 70 to move towards the left, so that the first limiting portion 702 of the movable plate 70 is staggered with the second limiting portion 62 of the button 6, thereby achieving an unlocking state, when the lock cylinder is locked, the movable plate 70 slides horizontally towards the locking direction on the right side, the first limiting portion 702 and the second limiting portion 62 are aligned to abut against each other, the movable plate 70 slides, the unlocking groove 704 of the lock block 102 can abut against the locking direction on the right side, and the lock block 102 returns, thereby achieving locking.

In order to enable the key to be removed in the unlocked state. With reference to fig. 10 and 11, the locking piece 102 extends out of the first locking protrusion 105 toward the face shell 4, and it should be noted that the locking piece 102 is provided with an elastic deformation window, and the elastic deformation window is provided below the first locking protrusion 105, so that the first locking protrusion 105 is more beneficial to inward contraction toward the locking piece 102, thereby prolonging the service life of the locking piece 102 and ensuring the smoothness of movement of the lock. The face shell 4 extends out of the second clamping protrusion 43 towards the locking piece 102, the locking piece 102 extends out of the clutch portion 101, the clutch portion 101 and the locking piece 102 are integrally formed, and the base 5 extends out of the reset portion 52 towards the clutch portion 101.

The working process of the padlock of the embodiment is as follows: in the locked state, please refer to fig. 15, the first locking protrusion 105 is located on the locked side of the second locking protrusion 43, when unlocking, the key is inserted to rotate the lock cylinder 3 clockwise to unlock, referring to fig. 16, the lock cylinder 3 drives the locking block 102 to slide towards the locking direction, the first locking protrusion 105 moves to the unlocked side of the second locking protrusion 43 beyond the second locking protrusion 43, the clutch portion 101 moves to the lower side of the reset portion 52, referring to fig. 17, when external force is applied to turn over and unlock the face shell 4, the face shell 4 drives the clutch portion 101 to move towards the reset portion 52 in an interference manner, the clutch portion 52 abuts against the clutch portion 101, so that the reset portion 52 applies a force towards the locking direction to the locking block 102 to force the locking block 102 to slide towards the locking direction, so that the first locking protrusion 105 moves towards the locked side of the second locking protrusion 43 beyond the second locking protrusion 43, in addition, during the movement of the locking block 102, the guide groove 103 of the locking block 102 abuts against the toggle portion 33 of the lock cylinder 31 to force the lock cylinder 31 to rotate, and the lock cylinder 31 can be pulled out of the key in the unlocked state counterclockwise. Referring to fig. 18, after unlocking, the clutch part 101 and the reset part 52 are staggered in the vertical direction, the locking mechanism is in a locked state (the first limiting part 702 of the movable plate 70 is aligned with and abuts against the second limiting part 62 of the button 6, and the button 6 cannot rotate), when locking, an external force is applied to turn the face shell 4 back, the face shell 4 drives the button 6 to perform interference motion towards the base 5, the clamping part 61 of the button 6 is deformed and then placed into the clamping groove 51 of the base 5, after the clamping part 61 is completely placed into the clamping groove 51, the clamping plane 63 of the clamping part 61, which is inclined upwards, is deformed and parallel to the horizontal plane, and the clamping plate surface abuts against the upper side groove wall of the clamping groove 51, so that locking is achieved.

In order to improve the operation stability of the latch, referring to fig. 4, the reset portion 52 is formed on the base 5, an upper end surface of the reset portion 52 is a first inclined surface 53 inclined downward, and a lower end surface of the reset portion 52 is a second inclined surface 54 inclined upward. Similarly, the face housing 4 is formed with a locking groove 44 at the locking side of the second locking protrusion 43, and the first locking protrusion 105 is inserted into the locking groove 44 in the locked state.

In order to facilitate the use of the padlock by a user, please see fig. 2, the base 5 is hinged with a handle 2, and a torsion spring for driving the handle 2 to return is arranged between the handle 2 and the base 5.

The convenient to use's of this embodiment padlock utensil can extract the key after the padlock unblock, and cooperation button can elastically deformable's card portion of holding, can be in under the lock state and need not to insert the key at the padlock, can lock the operation, and is simple to use, convenient operation. The padlock has the advantages of simple and compact integral structure, high transmission efficiency and long service life.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. A padlock convenient to use is characterized by comprising a first box shell and a second box shell, wherein a base is fixedly mounted on the second box shell, and a face shell locked with the first box shell in a buckling manner is hinged to the base;

a locking mechanism buckled with the base is arranged on the inner side of the face shell;

the face shell is further provided with a lock cylinder, the lock cylinder is provided with a lock block for driving the locking mechanism to be unlocked, the lock block extends towards the face shell to form a first clamping protrusion, the face shell extends towards the lock block to form a second clamping protrusion, the side face of the lock block extends outwards to form a clutch part, and the base extends towards the clutch part to form a reset part;

under the state of locking, first calorie of protruding being located the protruding one side of locking of second card inserts the key and rotates the lock core unblock, the lock core drives the locking piece slides towards the unblock direction, first calorie of protruding crossing the protruding motion of second card extremely second card unblock one side, separation and reunion portion removes extremely the portion below that resets, during the panel upset unblock, the panel drives separation and reunion portion orientation the motion is interfered to the portion that resets, the portion that resets supports the top separation and reunion portion, in order to force the locking piece slides towards the locking direction and forces the lock core gyration, after the unblock, separation and reunion portion stagger in vertical direction with the portion that resets.

2. A user friendly padlock according to claim 1, wherein: the locking piece and the clutch part are of an integrally formed structure.

3. A user friendly padlock according to claim 1, wherein: the reset portion is formed on the base, the upper end face of the reset portion is a first inclined face which inclines downwards, and the lower end face of the reset portion is a second inclined face which inclines upwards.

4. A user friendly padlock according to claim 1, wherein: the face shell is provided with a clamping groove positioned on one side of the second clamping protrusion, and the first clamping protrusion is inserted into the clamping groove in the locked state.

5. A user friendly padlock according to claim 1, wherein: the locking mechanism comprises a button, the button is hinged with the base through a through pin, the button extends out of a clamping part towards the base, the clamping part is elastic and deformable, and a clamping groove is formed in the side surface of the base, which faces towards the button;

when the lock is locked, the clamping part is arranged in the clamping groove, and the button buckles the base.

6. A user friendly padlock according to claim 5, wherein: the top surface of the clamping part is an oblique upward clamping plane, and the bottom surface of the clamping part is an arc surface which is bent back to the clamping groove;

when the face shell is turned over to unlock and lock, the arc surface of the clamping part can abut against the base to enable the clamping part to deform, and after the clamping part is placed in the clamping groove, the top surface of the clamping part abuts against the groove wall of the clamping groove.

7. A user friendly padlock according to claim 5, wherein: the locking mechanism comprises a password wheel assembly, the password wheel assembly comprises a movable sheet, the movable sheet is arranged on the inner side of the face shell and can slide left and right along the horizontal direction, the movable sheet extends out of a first limiting part towards the button, and the button extends out of a second limiting part towards the movable sheet;

when the button is locked, the first limiting part and the second limiting part are relatively abutted to limit the overturning of the button, and when the button is unlocked, the first limiting part and the second limiting part are staggered in the horizontal direction to relieve the overturning limitation of the button.

8. A user friendly padlock according to claim 7, wherein: the code wheel assembly further comprises a code wheel, a code wheel spring and a code wheel body, the code wheel body and the code wheel are sequentially mounted on the top surface of the movable plate from top to bottom, the code wheel spring is arranged between the code wheel and the code wheel body, a groove is formed in the peripheral side of the code wheel, and a protrusion is formed in the upward protruding manner of the top surface of the movable plate;

when the password is wrong, the bulge and the groove are staggered, and the bulge props against the peripheral side face of the code adjusting wheel;

when the password is correct, the protrusion is placed in the groove, and the movable piece can slide along the horizontal direction.

9. A user friendly padlock according to claim 7, wherein: password wheel subassembly is still including transferring sign indicating number switch spare, locking mechanism is still including erectting the inboard annular knurl pin of face-piece, the annular knurl pin is arranged along the horizontal direction, the one end detachably lock of transferring sign indicating number switch spare is in the face-piece is inboard, the other pot head of transferring sign indicating number switch spare is established the periphery side of annular knurl pin, the activity piece orientation the annular knurl pin extends the opening snap ring, the opening snap ring cover is established the periphery side of annular knurl pin, the annular knurl pin still overlaps and is equipped with and orders about transfer sign indicating number switch spare and activity piece locking direction motion's reset spring up.

10. A user friendly padlock according to claim 1, wherein: the lock core comprises a rotatable lock core body, wherein the lock core body extends out of a shifting portion towards the guide groove, and the shifting portion is inserted into the guide groove.

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