CN212249585U

CN212249585U - Improved buckle lock

Info

Publication number: CN212249585U
Application number: CN202021888440.2U
Authority: CN
Inventors: 邓俊; 邓和峰; 程林爽
Original assignee: Wenzhou Wanda Lock Co ltd
Current assignee: Wenzhou Wanda Lock Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2020-12-29
Anticipated expiration: 2030-09-02

Abstract

The utility model relates to a padlock, in particular to an improved padlock, which comprises a lock body, wherein the lock body comprises an outer shell and an inner shell used for assembling a password wheel, the lock body realizes unlocking through the sliding fit of the outer shell and the inner shell, a wheel shaft used for penetrating through the password wheel and locking by matching the password wheel is arranged in the inner shell, the wheel shaft is limited and fixed in the outer shell, when the password is correct, the password wheel realizes unlocking of the lock body along with the reciprocating motion of the inner shell along the axial direction of the wheel shaft, the utility model moves the stress gravity center of the inner shell to the wheel shaft on the basis of a sliding structure lock body, the inner shell unlocks through the reciprocating motion of the wheel shaft, greatly improves the structural stability of the lock body, utilizes a bulge on the wheel shaft and a groove of the matching wheel to directly match the password wheel and the wheel shaft, utilizes the inner shell to replace a push button, the utility model discloses still have simple structure, processing convenience and the easy characteristics of assembly, the practicality is strong.

Description

Improved buckle lock

Technical Field

The utility model relates to a padlock, in particular to improvement type padlock.

Background

The buckle lock on the case generally adopts a seesaw type pressing structure, adopts a seesaw type structure, and often increases the force arm to achieve the purpose of labor saving for buckling, so that the lock body is brought into the embarrassment that the volume is difficult to reduce.

Also there is some locks on the market to adopt to push away the button and the lock cylinder is made up and is unblanked together to reduce the volume of lock body, nevertheless use these two kinds of switch mode combinations together, the product can reduce stability, and influence the operation, so will make the product stable again under the prerequisite that reduces the product volume be the problem that we will solve at present.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an improvement type padlock.

In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides an improvement type padlock, a serial communication port, including the lock body, the lock body includes the shell body and is used for assembling the interior casing of password wheel, and the lock body passes through the shell body and realizes the unblock with interior casing sliding fit, is equipped with in the interior casing to be used for running through the password wheel and cooperates the shaft that the password wheel carries out the locking, and in the shaft spacing was fixed in the shell body, when the password was correct, the password wheel realized the unblock of lock body along shaft axial direction's reciprocating motion along interior casing.

And a first elastic mechanism for preventing the inner shell from unlocking is arranged on the wheel shaft.

The utility model discloses a spacing reciprocating motion's of shell body, including the shell body, the axle has the butt portion of the lock portion of cooperation password wheel and cooperation die cavity, and lock portion and butt portion are located the inside and the outside of interior casing respectively, and the interior casing oppresses in the die cavity through butt portion and first elastic mechanism's cooperation elasticity in the shell body.

The outer shell is provided with a guide groove, the inner shell is provided with a guide block matched with the guide groove, and the outer shell and the inner shell are in limited sliding fit with the guide block through the guide groove.

The special lock is characterized in that a matching wheel linked with the password wheel is arranged in the password wheel, the matching wheel is sleeved on a wheel shaft, a protrusion is arranged on the circumference of the wheel shaft, a groove matched with the protrusion is formed in the matching wheel, and in an unlocking state, a projected surface of the protrusion coincides with the groove.

The inner shell is internally provided with a code adjusting mechanism used for setting a code, the code adjusting mechanism comprises an adjusting block, the adjusting block is sleeved on a wheel shaft and is in butt joint linkage with a matching wheel, the code wheel and the matching wheel are respectively provided with a first tooth and a second tooth which are used for matching linkage, and the adjusting block forces the first tooth and the second tooth to be separated through reciprocating motion on the wheel shaft to realize code adjustment.

The code adjusting mechanism comprises a code adjusting button in abutting linkage with the adjusting block, and one side of the adjusting block matched with the code adjusting button is provided with an inclined plane for forcing the adjusting block to do reciprocating motion.

The lock hole is used for being matched with the lock hook, and the concave-convex structures used for preventing the lock hook from rotating at the lock hole are arranged on the lock hole and the lock hook.

The lock is characterized in that a lock tongue used for being matched with a lock hook to lock is arranged in the outer shell, the lock tongue is rotatably connected to the outer shell, an unlocking linkage piece preventing the lock tongue from rotating is arranged at the bottom of the lock tongue, the inner shell comprises a push block in conflict linkage with the unlocking linkage piece, and the lock tongue is unlocked through the matching of the unlocking linkage piece and the push block.

The lock core assembly is arranged in the outer shell and comprises a rotating block which is in butt linkage with the unlocking linkage assembly, and the unlocking linkage assembly realizes reciprocating motion through rotation of the rotating block.

The utility model has the advantages that: the utility model discloses moving the atress focus of inner shell to the shaft on the basis of sliding construction lock body, and the shaft is spacing in the shell, and the inner shell carries out the unblock through the reciprocating motion at the shaft, has promoted the structural stability of lock body greatly, utilizes the epaxial arch of wheel and the groove of cooperation wheel directly to cooperate password wheel and shaft on, utilizes the inner shell to replace and pushes away the button, has saved and has pushed away button mechanism, has further reduced the volume, the utility model discloses still have simple structure, processing convenience and the easy characteristics of assembly, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a partial cross-sectional view of the present invention in a locked state;

FIG. 4 is a partial cross-sectional view of the present invention when unlocked with the inner housing;

FIG. 5 is an exploded view of the combination structure of the combination wheel and the combination wheel of the present invention;

FIG. 6 is a schematic structural view of the wheel axle of the present invention;

fig. 7 is a schematic structural diagram of the latch hook of the present invention.

Detailed Description

As shown in fig. 1-7, an improved padlock includes a lock body including an outer housing 100 and an inner housing 200 for assembling a password wheel 300, the lock body is unlocked by sliding the outer housing 100 and the inner housing 200, an axle 400 for passing through the password wheel 300 and locking the password wheel 300 is disposed in the inner housing 200, the axle 400 is fixed in the outer housing 100 in a limited manner, when a password is correct, the password wheel 300 unlocks the lock body along with the inner housing 200 reciprocating along the axial direction of the axle 400, the axle 400 is stationary in a cavity 110, the whole inner housing 200 reciprocates along the axle 400, and a specific use method is as follows.

The axle 400 is provided with a first elastic mechanism 410 for preventing the inner housing 200 from being unlocked, and the first elastic mechanism 410 allows the inner housing 200 to have an elastic restoring force.

The outer housing 100 is provided with a cavity 110 for limiting the inner housing 200 to reciprocate, the axle 400 is provided with a locking part 430 matched with the password wheel 300 and a contact part 420 matched with the cavity 110, the locking part 430 and the contact part 420 are respectively positioned inside and outside the inner housing 200, and the inner housing 200 is elastically pressed in the cavity 110 through the matching of the contact part 420 and the first elastic mechanism 410.

The outer shell 100 is provided with a guide groove 120, the inner shell 200 is provided with a guide block 210 matched with the guide groove 120, and the outer shell 100 and the inner shell 200 are in limited sliding fit with the guide block 210 through the guide groove 120.

The password wheel 300 is internally provided with a matching wheel 310 which is linked with the password wheel 300, the matching wheel 310 is sleeved on the wheel shaft 400, the circumference of the wheel shaft 400 is provided with a protrusion 440, the matching wheel 310 is provided with a groove 311 which is matched with the protrusion 440, in an unlocking state, the projection surface of the protrusion 440 is overlapped with the groove 311, the protrusion 440 and the groove 311 can be provided with three groups, when the protrusion 440 and the groove 311 are aligned, the password wheel 300 can reciprocate on the wheel shaft 400, and the inner shell 200 can reciprocate along the wheel shaft 400.

The inner shell 200 is internally provided with a code adjusting mechanism 500 for setting codes, the code adjusting mechanism 500 comprises an adjusting block 510, the adjusting block 510 is sleeved on the wheel shaft 400 and is abutted against and linked with the matching wheel 310, the code wheel 300 and the matching wheel 310 are respectively provided with a first tooth 320 and a second tooth 312 for matching and linking, the adjusting block 510 forces the first tooth 320 and the second tooth 312 to be separated through reciprocating motion on the wheel shaft 400 to realize code adjustment, the code wheel 300 and the matching wheel 310 are linked through the first tooth 320 and the second tooth 312, and after the first tooth 320 and the second tooth 312 are separated, the code wheel 300 can rotate, so that the code adjusting purpose is achieved, and the specific using method is as follows.

The code adjusting mechanism 500 comprises a code adjusting button 520 in abutting linkage with the adjusting block 510, one face, matched with the adjusting block 510 and the code adjusting button 520, of the adjusting block 510 is provided with an inclined surface 530 for forcing the adjusting block 510 to reciprocate, the code adjusting button 520 can be arranged into a pushing button along the radial direction of the wheel shaft 400, and the adjusting block 510 reciprocates by pressing the code adjusting button 520 and through the adjusting block 510 and the inclined surface 530 on the code adjusting button 520.

The outer shell 100 is provided with a lock hole 130 for matching with the lock hook 600, the lock hole 130 and the lock hook 600 are provided with concave-convex structures 140 for preventing the lock hook 600 from rotating at the lock hole 130, the lock hook 600 and the lock hole 130 are positioned at two sides of the box body, when the box body is in a locked state, the lock hook 600 is easy to twist at the lock hole 130 under the condition of impact and the like of the box body, so that the lock tongue 700 is damaged, the stress direction of the part is always the section part of the lock hole 130, so that the concave-convex structure 140 part is increased, the area of the section can be increased to enhance the biting force of the lock hook 600 and the outer shell 100, so that the impact force of the lock hook 600 and the lock tongue 700 due to the twisting of external force is reduced, the boss 141 can be arranged on the outer shell 100, the lock hook 600 is provided with a groove 610 matched with the boss 141, when the, the practicability is strong.

The lock tongue 700 for locking by matching with the lock hook 600 is arranged in the outer shell 100, the lock tongue 700 is rotationally connected with the outer shell 100, the bottom of the lock tongue 700 is provided with an unlocking linkage member 710 for preventing the lock tongue 700 from rotating, the inner shell 200 comprises a push block 220 which is in abutting linkage with the unlocking linkage member 710, the lock tongue 700 realizes unlocking by matching the unlocking linkage member 710 with the push block 220, the lock tongue 700 is provided with a pin shaft 720 for the lock tongue 700 to rotate, the lock tongue 700 is provided with a third elastic mechanism 730 for the lock tongue 700 to reset, the first elastic mechanism 410 and the second elastic mechanism 711 can adopt spring mechanisms, the third elastic mechanism 730 can adopt a torsion spring mechanism, the push block 220 near the bottom of the inner shell 200 enables the unlocking linkage member 710 to reciprocate, the lock tongue 700 is provided with a convex block 740, the unlocking linkage member 710 is provided with a stopping part 712 matched, the rotation of the latch 700 is prevented by the catch of the boss 740 by the retaining portion 712.

The lock core assembly 800 is arranged in the outer shell 100, the lock core assembly 800 comprises a rotating block 820 abutting against and linked with an unlocking linkage member 710, the unlocking linkage member 710 rotates through the rotating block 820 to realize reciprocating motion, the lock core assembly 800 comprises a lock core 810 for inserting a key, the lock core 810 can rotate after the correct key is inserted, the lock core 810 belongs to the prior art, redundant description is omitted, the rotating block 820 rotates along with the lock core 810 to enable the unlocking linkage member 710 to unlock in a reciprocating motion, and a second elastic mechanism 711 for preventing the rotating block 820 from unlocking is further arranged on the unlocking linkage member 710.

The using method comprises the following steps:

in the locked state, the locking hook 600 is inserted into the locking hole 130 and is locked by cooperating with the locking tongue 700, and the retaining portion 712 of the unlocking linkage 710 abuts against the protrusion 740 of the locking tongue 700, so that the locking tongue 700 cannot rotate, and the locking hook 600 cannot be pulled out of the locking hole 130.

When the password unlocking is required, the wheel shaft 400 is still, so the protrusion 440 on the wheel shaft 400 is still, when the correct password is input, the slot 311 on the password wheel 300 of the matching wheel 310 is right corresponding to the protrusion 440, at this time, the matching wheel 310 can reciprocate on the wheel shaft 400, which means that the inner housing 200 can move, when the inner housing 200 is pushed, the push block 220 at the bottom of the inner housing 200 moves the unlocking linkage 710, the stop part 712 on the unlocking linkage 710 leaves the lug 740 of the latch tongue 700, the latch tongue 700 rotates under the matching of the third elastic mechanism 730 and ejects the latch hook 600 together, the lock body enters the unlocking state, when the latch hook 600 is inserted into the lock hole 130 again, the latch hook 600 starts to rotate the latch tongue 700, the lug 740 pushes the stop part 712 to move the unlocking linkage 710 to the left (using the reference directions of fig. 3 and fig. 4 as reference directions), when the protrusion 740 passes the retaining portion 712, the unlocking linkage 710 is reset by the cooperation of the second elastic mechanism 711, the retaining portion 712 catches the protrusion 740 again, and the lock body enters the locked state again.

When a key is needed to unlock the lock, a correct key is inserted to rotate the lock cylinder 810, and the lock cylinder 810 and the rotating block 820 are linked, so that the rotating block 820 starts to rotate to drive the stopping part 712 of the unlocking linkage 710 to be separated from the projection 740 of the lock tongue 700, the lock tongue 700 rotates under the cooperation of the third elastic mechanism 730 and ejects the lock hook 600, and the lock body enters an unlocking state.

The code adjusting function is as follows:

under the condition that the password is correct, the matching wheel can reciprocate on the wheel shaft 400, when the password adjusting button 520 is pressed down, the adjusting block 510 is moved by the password adjusting button 520 through the inclined surface 530, the matching wheel 310 on the password wheel 300 can be ejected out by the adjusting block 510, the first tooth 320 of the password wheel 300 and the second tooth 312 on the matching wheel 310 can be separated temporarily, the password wheel 300 can be rotated at the moment, after a new password is set, the password adjusting button 520 is released, the matching wheel 310 resets under the matching of the first elastic mechanism 410, the first tooth 320 and the second tooth 312 are re-meshed, so that the password wheel 300 and the matching wheel 310 are linked, and the password setting is completed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that simple modifications and substitutions by those skilled in the art are within the scope of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides an improvement type padlock, a serial communication port, including the lock body, the lock body includes shell body (100) and interior casing (200) that are used for assembling password wheel (300), the lock body passes through shell body (100) and interior casing (200) sliding fit realizes the unblock, be equipped with in interior casing (200) and be used for running through password wheel (300) and cooperate password wheel (300) to carry out shaft (400) of locking, shaft (400) spacing being fixed in shell body (100), when the password is correct, password wheel (300) realize the unblock of lock body along shaft (400) axial direction's reciprocating motion along interior casing (200).

2. An improved lock catch according to claim 1, characterised in that the axle (400) is provided with first resilient means (410) which prevent the inner housing (200) from being unlocked.

3. An improved padlock according to claim 2, characterized in that the outer housing (100) has a cavity (110) for the inner housing (200) to perform a limited reciprocating motion, the axle (400) has a locking portion (430) for engaging the code wheel (300) and an abutting portion (420) for engaging the cavity (110), the locking portion (430) and the abutting portion (420) are respectively located inside and outside the inner housing (200), and the inner housing (200) is elastically pressed into the cavity (110) by the engagement of the abutting portion (420) and the first elastic mechanism (410).

4. An improved padlock according to claim 2, characterized in that the outer housing (100) is provided with guide grooves (120), the inner housing (200) is provided with guide blocks (210) adapted to the guide grooves (120), and the outer housing (100) and the inner housing (200) are in a limited sliding fit with the guide blocks (210) via the guide grooves (120).

5. An improved padlock according to claim 2, characterized in that the combination wheel (300) is provided with a mating wheel (310) which is linked to the combination wheel (300), the mating wheel (310) is connected to the wheel shaft (400) in a sleeved manner, the wheel shaft (400) is provided with a protrusion (440) in the circumferential direction, the mating wheel (310) is provided with a groove (311) which is adapted to the protrusion (440), and in the unlocked state, the projection surface of the protrusion (440) coincides with the groove (311).

6. An improved padlock according to claim 5, characterized in that a code adjusting mechanism (500) for setting a code is provided in the inner housing (200), the code adjusting mechanism (500) comprises an adjusting block (510), the adjusting block (510) is sleeved on the wheel shaft (400) and is in interference linkage with the mating wheel (310), the code wheel (300) and the mating wheel (310) are respectively provided with a first tooth (320) and a second tooth (312) for mating linkage, and the adjusting block (510) forces the first tooth (320) and the second tooth (312) to be separated from each other by reciprocating motion on the wheel shaft (400) to adjust the code.

7. An improved buckle lock as claimed in claim 6, wherein the code adjusting mechanism (500) comprises a code adjusting button (520) abutting against and linked with the adjusting block (510), and a slope (530) for forcing the adjusting block (510) to reciprocate is provided on the surface where the adjusting block (510) and the code adjusting button (520) are engaged.

8. An improved buckle lock as claimed in claim 1, wherein the outer housing (100) is provided with a locking hole (130) for engaging with the locking hook (600), and the locking hole (130) and the locking hook (600) are provided with a concave-convex structure (140) for preventing the locking hook (600) from rotating at the locking hole (130).

9. An improved buckle lock as claimed in any one of claims 1 to 8, wherein a locking tongue (700) for engaging with the locking hook (600) to lock is disposed in the outer casing (100), the locking tongue (700) is rotatably connected to the outer casing (100), an unlocking linkage member (710) for preventing the locking tongue (700) from rotating is disposed at the bottom of the locking tongue (700), the inner casing (200) includes a push block (220) abutting against and linking with the unlocking linkage member (710), and the locking tongue (700) is unlocked by engaging the unlocking linkage member (710) with the push block (220).

10. An improved padlock according to claim 9, characterized in that the lock cylinder assembly (800) is provided in the outer housing (100), the lock cylinder assembly (800) comprises a rotating block (820) which is in interference linkage with the unlocking linkage member (710), and the unlocking linkage member (710) is reciprocated by the rotation of the rotating block (820).