CN214835533U - Improved puzzle lock - Google Patents

Abstract

The utility model discloses an improvement type trick lock, which comprises an outer shell, a bottom plate, the translation slider, a first spring, password subassembly and locking runner, the back at the shell is installed to the bottom plate, password unit mount is between shell and bottom plate, but the translation slider is installed on the bottom plate with translating, a spring mounting is between the curb plate of translation slider and shell, the locking runner rotates and installs at the shell back, the locking runner is located the side of translation slider, the periphery of locking runner is provided with first shifting block and two locking dogs of unblanking, the locking dog is located the both sides of locking runner respectively, first shifting block of unblanking is located between two locking dogs, one side of translation slider is provided with the translation push rod that extends to between first shifting block of unblanking and one of them locking dog. The utility model discloses a novel structure, the security performance is good, and translation slider can reciprocal translation and promote the locking runner and rotate, can make the locking runner switch between locking state and unlocking state, and the operation is reliable and stable.

Description

Improved puzzle lock

Technical Field

The utility model relates to a technical field of tool to lock, more specifically say, relate to an improvement type trick lock.

Background

Along with the continuous improvement of people's living standard, people's trip number of times is more and more, and people all can carry case and bag and be used for adorning luggage when going on a journey, and in order to prevent that luggage is stolen, people have set up the trick lock on the case and bag.

However, most of the case coded locks on the market at present have complex structures, inconvenient operation and poor operation stability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide an improvement type trick lock.

In order to achieve the above objects, the present invention provides an improved combination lock, which comprises a housing, a bottom plate, a translational sliding block, a first spring, a combination assembly and a locking runner, wherein the bottom plate is installed at the back of the housing, the combination assembly is installed between the housing and the bottom plate, the translational sliding block is installed on the bottom plate in a translational manner, the first spring is installed between the translational sliding block and a side plate of the housing, the translational sliding block realizes a reciprocating translational motion through the conversion between the correct and wrong passwords of the combination assembly, the locking runner is rotatably sleeved on a first mounting post arranged at the back of the housing, the locking runner is positioned at the side edge of the translational sliding block, a first unlocking shifting block and two locking stops are arranged at the periphery of the locking runner, the locking stops are respectively positioned at both sides of the locking runner, the first unlocking shifting block is positioned between the two locking stops, one side of the translation sliding block is provided with a translation push rod extending to a position between the first unlocking shifting block and one of the locking stop blocks, the locking rotating wheel has a locking state and an unlocking state, and the translation sliding block can push the locking rotating wheel to rotate through the translation push rod while translating, so that the locking rotating wheel is switched between the locking state and the unlocking state.

As a preferred implementation mode, the password assembly comprises at least one password wheel, at least one password wheel matching seat and at least one second spring, the back of the shell is provided with at least one second mounting column, the password wheels are respectively and rotatably sleeved on the respective second mounting columns, the password wheel matching seats are respectively and rotatably sleeved on the respective corresponding second mounting columns, the password wheel matching seats are respectively positioned on the back of the respective corresponding password wheels, the bottom of the circular concave position on the back of the password wheel is convexly provided with a plurality of circular convex blocks, the front of the password wheel matching seat is concavely provided with a plurality of circular grooves for matching with the circular convex blocks, the password wheels are inserted into the circular grooves through the circular convex blocks so as to be synchronously connected with the password wheel matching seats, two inclined surface grooves with inclined inner side surfaces are arranged on the circumferential side wall of the password wheel matching seat, the translation slider is convexly provided with at least one inclined plane insertion block which can be inserted into an inclined plane groove of the password wheel matching seat, the second springs are respectively sleeved on respective second mounting columns, the second springs are respectively positioned between the stepped holes of the respective password wheel matching seats and the bottom plate, and one end of the password wheel penetrates through the password wheel hole formed in the shell and extends out of the shell.

As a preferred embodiment, still include password reset switch, password reset switch rotationally overlaps and establishes on one of them second erection column and is located password wheel cooperation seat back, be provided with handle lug and spacing piece of supporting on the password reset switch, the handle lug passes the arc hole of seting up on the bottom plate and stretches out the bottom plate, spacing piece of supporting can follow password reset switch and rotate and inconsistent with the translation slider to prevent the translation slider to lock the direction translation upwards.

As a preferred embodiment, the device further comprises a turning seat, and one end of the shell is rotatably connected with the turning seat through a rotating shaft.

As a preferred embodiment, the customs lock further comprises a customs lock, the customs lock is installed in a customs lock installation through hole formed in the housing, the customs lock is located on a side edge of the locking rotating wheel, a second unlocking shifting block is arranged on the periphery of the locking rotating wheel, the second unlocking shifting block is located between the two locking stop blocks, the second unlocking shifting block and the first unlocking shifting block are arranged in a central symmetry manner around the center of the locking rotating wheel, and a lock tongue of the customs lock can rotate and push the second unlocking shifting block and the other locking stop block to enable the locking rotating wheel to rotate, so that the locking rotating wheel is switched between a locking state and an unlocking state.

As preferred embodiment, still include hook seat, two buttons and two button reset springs, but the button is installed on the bottom plate and is located the both sides of locking runner with translation respectively, the shell is stretched out respectively to the outer end of button, the inboard of button is provided with respectively extends to the head of stopping of corresponding locking dog side, button reset spring installs respectively between the spring limiting plate that the back of button and shell that corresponds separately set up, the surperficial both sides of hook seat are equipped with the latch hook, be equipped with the hook piece in the through hole of button, the latch hook can pass and stretch into the through hole of button behind the bottom plate with hook piece looks hook.

In a preferred embodiment, the end of the stopping head of the key is provided with a limit bump for preventing the locking runner from rotating excessively.

As a preferred embodiment, a second spring limiting column is arranged on the inner side of the key, and one end of the key return spring is sleeved on the second spring limiting column.

As a preferred embodiment, one side of the translation sliding block is provided with a first spring limiting column, and one end of the first spring is sleeved on the first spring limiting column.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a novel structure, the security performance is good, and translation slider can reciprocal translation and promote the locking runner and rotate, can make the locking runner switch back and forth between locking state and unlocking state, and the operation is reliable and stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an improved combination lock according to an embodiment of the present invention;

fig. 2 is an exploded view of an improved combination lock according to an embodiment of the present invention;

fig. 3 is an exploded view of an improved combination lock according to an embodiment of the present invention;

fig. 4 is a schematic view of an internal structure of an improved combination lock according to an embodiment of the present invention (a locked state);

fig. 5 is a schematic view of an internal structure of an improved combination lock (unlocked state) according to an embodiment of the present invention;

fig. 6 is a schematic back structural view of a housing of an improved combination lock according to an embodiment of the present invention;

fig. 7 is a first schematic structural diagram of a code wheel of an improved combination lock according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a code wheel of an improved combination lock according to an embodiment of the present invention;

fig. 9 is a first schematic structural view of a code wheel engaging seat of an improved combination lock according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a code wheel engaging seat of an improved combination lock according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a sliding block of an improved combination lock according to an embodiment of the present invention;

fig. 12 is a schematic structural diagram of a combination reset switch of an improved combination lock according to an embodiment of the present invention;

fig. 13 is a schematic structural diagram of a key of an improved combination lock according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram of a hook seat of an improved combination lock according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 14, an embodiment of the present invention provides an improved combination lock, which includes a housing 1, a bottom plate 2, a sliding block 3, a first spring 4, a combination assembly 5, a locking wheel 6, a turning seat 16, a combination reset switch 9, a customs lock 18, a hook seat 10, two keys 7, and two key reset springs 8, and the structure and the operation principle of each component will be described below.

The bottom plate 2 is installed at the back of shell 1, and password subassembly 5 is installed between shell 1 and bottom plate 2, and translation slider 3 can be installed on bottom plate 2 with translating, and first spring 4 is installed between the curb plate of translation slider 3 and shell 1, and the one end of shell 1 is passed through pivot 17 and is rotated with upset seat 16 and be connected. Wherein, one side of translation slider 3 can be equipped with the spacing post 33 of first spring, and the one end suit of first spring 4 is on the spacing post 33 of first spring.

Preferably, the combination assembly 5 may include three combination wheels 51, three combination wheel matching seats 52 and three second springs 53, the back of the housing 1 is provided with three second mounting posts 12, the combination wheels 51 are respectively rotatably sleeved on the respective second mounting posts 12, the combination wheel matching seats 52 are respectively rotatably sleeved on the respective corresponding second mounting posts 12, the combination wheel matching seats 52 are respectively located on the back of the respective combination wheels 51, the bottom of the circular concave portion 511 at the back of the combination wheels 51 is convexly provided with a plurality of circular convex blocks 512, the front of the combination wheel matching seat 52 is concavely provided with a plurality of circular concave grooves 521 for matching with the circular convex blocks 512, the combination wheels 51 are inserted into the circular concave grooves 521 through the circular convex blocks 512, thereby being synchronously connected with the combination wheel matching seats 52, two inclined plane grooves 522 with inclined inner side surfaces are formed on the circumferential side wall of the combination wheel matching seat 52, the translational sliding block 3 is convexly provided with an inclined plane insertion block 32 which can be inserted into the inclined plane groove 522 of the password wheel matching seat 52, the second springs 53 are respectively sleeved on the respective second mounting columns 12, the second springs 53 are respectively positioned between the stepped holes 523 of the respective password wheel matching seats 52 and the bottom plate 2, and one end of the password wheel 51 passes through the password wheel hole 14 formed in the shell 1 and extends out of the shell 1. In other embodiments, the number of the password wheels 51 may vary according to actual needs, but not limited to this embodiment.

As shown in fig. 4 and 12, the password resetting switch 9 is rotatably sleeved on one of the second mounting posts 12 and located at the back of the password wheel matching seat 52, a handle protrusion 91 and a limiting abutting block 92 are arranged on the password resetting switch 9, the handle protrusion 91 penetrates through an arc-shaped hole 21 formed in the bottom plate 2 and extends out of the bottom plate 2, and the limiting abutting block 92 can rotate along with the password resetting switch 9 and abut against the translation slider 3, so that the translation slider 3 is prevented from translating in the locking direction.

The locking runner 6 rotationally overlaps establishes on the first erection column 11 that the shell 1 back set up, the locking runner 6 is located the side of translation slider 3, the periphery of locking runner 6 is provided with first shifting block 61 and two locking dog 62 of unblanking, locking dog 62 is located the both sides of locking runner 6 respectively, first shifting block 61 of unblanking is located between two locking dog 62, one side of translation slider 3 is provided with the translation push rod 31 that extends to between first shifting block 61 and one of them locking dog 62, locking runner 6 has locking state and unblock state, translation slider 3 can promote the rotation of locking runner 6 through translation push rod 31 in the translation, thereby make locking runner 6 switch between locking state and unblock state.

The customs lock 18 is installed in the customs lock installation through hole 19 arranged on the housing 1, the customs lock 18 is located on the side of the locking rotating wheel 6, the periphery of the locking rotating wheel 6 is provided with a second unlocking shifting block 63, the second unlocking shifting block 63 is located between two locking stop blocks 62, the second unlocking shifting block 63 and the first unlocking shifting block 61 are arranged in a central symmetry manner around the center of the locking rotating wheel 6, a lock tongue 181 of the customs lock 18 can rotate and push the second unlocking shifting block 63 and the other locking stop block 62, so that the locking rotating wheel 6 rotates, and the locking rotating wheel 6 is switched between a locking state and an unlocking state.

But button 7 installs respectively translation ground on bottom plate 2 and be located the both sides of locking runner 6, shell 1 is stretched out respectively to the outer end of button 7, the inboard of button 7 is provided with respectively and extends to the head 71 that stops of corresponding locking dog 62 side, button reset spring 8 installs respectively between the spring limiting plate 15 that the back of button 7 and shell 1 that corresponds separately set up, the surperficial both sides of hook seat 10 are equipped with latch hook 101, be equipped with hook block 72 in the through hole of button 7, latch hook 101 can pass and stretch into button 7 behind bottom plate 2 in the through hole with hook block 72 looks hook.

In specific implementation, a limiting projection 73 for preventing the locking rotating wheel 6 from rotating excessively is arranged at the end of the stopping head 71 of the key 7, a second spring limiting column 74 is arranged on the inner side of the key 7, and one end of the key return spring 8 is sleeved on the second spring limiting column 74.

As shown in fig. 4, when the password is incorrect, the inclined insertion block on the translation sliding block contacts with the circumferential side wall of each password wheel matching seat, so that the password wheel matching seat blocks the translation sliding block to move towards the unlocking direction, and the two locking stop blocks of the locking rotating wheel respectively block the stopping head of the key, so that the key cannot move inwards, and the locking is realized.

As shown in fig. 5, when the password is correct, the inclined plane groove of each password wheel matching seat is respectively aligned with the corresponding inclined plane insert block on the translation sliding block, at the moment, the translation sliding block can translate towards the unlocking direction due to the elastic action of the first spring, so that each inclined plane insert block is respectively inserted into the corresponding inclined plane groove, in the translation process of the translation sliding block, the translation push rod can push the first unlocking shifting block to enable the locking rotating wheel to rotate, the locking stop blocks are respectively staggered with the stopping heads of the keys to realize avoiding, at the moment, a user only needs to manually press the keys to enable the two keys to move inwards, so that the lock hook is separated from the hook block of the key, and unlocking is realized.

When the customs lock is used for unlocking, the lock tongue of the customs lock can rotate and push the second unlocking shifting block of the locking rotating wheel to enable the locking rotating wheel to rotate in the unlocking direction, so that the locking stop block is staggered with the stopping head of the key respectively, avoiding is achieved, at the moment, only the key needs to be pressed, the two keys are enabled to move inwards, the lock hook is enabled to be separated from the hook block of the key, and then the customs lock is used for unlocking. When the customs lock is used for locking, the lock tongue of the customs lock can rotate and push the other locking stop block of the locking rotating wheel, so that the locking rotating wheel rotates in the locking direction, the locking stop block rotates back between the two stopping heads, the two keys are prevented from moving inwards, and locking is achieved.

When resetting the password, the trick lock is in the state of unblanking, and the user need stir the handle lug of password reset switch, makes password reset switch's spacing support the piece and rotate preset angle and the translation slider is inconsistent, during the inclined plane inserted block of slider inserts the inclined plane recess of password wheel cooperation seat at ordinary times this moment, password wheel cooperation seat can't rotate, then user forces the rotating password wheel, makes the password wheel rotate for password wheel cooperation seat to change the relative position between password wheel and the password wheel cooperation seat, and then realize resetting the password.

When using the password wheel to lock, the user only needs rotating the password wheel, and the password wheel can drive the translation slider through password wheel cooperation seat and lock the direction translation up (owing to the inclined plane design of inclined plane inserted block and inclined plane recess), and the translation push rod can promote the locking dog of locking runner, makes the locking runner lock the direction rotation up, makes two locking dogs be located between two system ends of button to prevent the button and move inwards, realize locking.

To sum up, the utility model discloses a novel structure, the security performance is good, and translation slider can reciprocal translation and promote the locking runner and rotate, can make the locking runner make a round trip to switch between locking state and unlocking state, and the operation is reliable and stable.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (9)

1. An improvement type trick lock which characterized in that: comprises a shell (1), a bottom plate (2), a translation sliding block (3), a first spring (4), a password component (5) and a locking rotating wheel (6), wherein the bottom plate (2) is arranged at the back of the shell (1), the password component (5) is arranged between the shell (1) and the bottom plate (2), the translation sliding block (3) is arranged on the bottom plate (2) in a translation way, the first spring (4) is arranged between the translation sliding block (3) and a side plate of the shell (1), the translation sliding block (3) realizes reciprocating translation motion through the conversion between the correct password and the wrong password of the password component (5), the locking rotating wheel (6) is rotatably sleeved on a first mounting column (11) arranged at the back of the shell (1), the locking rotating wheel (6) is positioned at the side edge of the translation sliding block (3), a first unlocking shifting block (61) and two locking stopping blocks (62) are arranged at the periphery of the locking rotating wheel (6), the locking rotating wheel is characterized in that the locking stop blocks (62) are respectively located on two sides of the locking rotating wheel (6), the first unlocking shifting block (61) is located between the two locking stop blocks (62), a translation push rod (31) extending to the position between the first unlocking shifting block (61) and one of the locking stop blocks (62) is arranged on one side of the translation sliding block (3), the locking rotating wheel (6) is provided with a locking state and an unlocking state, the translation sliding block (3) can push the locking rotating wheel (6) to rotate through the translation push rod (31) in the translation process, and therefore the locking rotating wheel (6) is switched between the locking state and the unlocking state.

2. An improved combination lock as claimed in claim 1, wherein: the password assembly (5) comprises at least one password wheel (51), at least one password wheel matching seat (52) and at least one second spring (53), the back of the shell (1) is provided with at least one second mounting column (12), the password wheel (51) is respectively and rotatably sleeved on the respective second mounting column (12), the password wheel matching seat (52) is respectively and rotatably sleeved on the respective corresponding second mounting column (12), the password wheel matching seat (52) is respectively positioned on the back of the respective corresponding password wheel (51), the bottom of a circular concave position (511) on the back of the password wheel (51) is convexly provided with a plurality of circular convex blocks (512), the front of the password wheel matching seat (52) is concavely provided with a plurality of circular concave grooves (521) which are used for being matched with the circular convex blocks (512), and the password wheel (51) is inserted into the circular concave grooves (521) through the circular convex blocks (512), thereby with password wheel cooperation seat (52) synchronous connection, set up two medial surfaces for inclined plane recess (522) on the circumference lateral wall of password wheel cooperation seat (52), translation slider (3) epirelief is equipped with at least one inclined plane inserted block (32) that can insert in inclined plane recess (522) of password wheel cooperation seat (52), second spring (53) suit is on respective second erection column (12) respectively, second spring (53) are located between stepped hole (523) and bottom plate (2) of respective password wheel cooperation seat (52) respectively, password wheel hole (14) of seting up on shell (1) are passed to the one end of password wheel (51) and are stretched out shell (1).

3. An improved combination lock as claimed in claim 2, wherein: still include password reset switch (9), password reset switch (9) rotationally the cover establish on one of them second erection column (12) and be located password wheel cooperation seat (52) back, be provided with handle lug (91) and spacing piece (92) of supporting on password reset switch (9), arc hole (21) that set up on bottom plate (2) are passed in handle lug (91) and are stretched out bottom plate (2), spacing piece (92) of supporting can follow password reset switch (9) and rotate and inconsistent with translation slider (3) to prevent translation slider (3) up to lock the direction translation.

4. An improved combination lock as claimed in claim 1, wherein: the device is characterized by further comprising a turning seat (16), wherein one end of the shell (1) is rotatably connected with the turning seat (16) through a rotating shaft (17).

5. An improved combination lock as claimed in claim 1, wherein: the sea-gate lock is characterized by further comprising a sea-gate lock (18), the sea-gate lock (18) is installed in a sea-gate lock installation through hole (19) formed in the shell (1), the sea-gate lock (18) is located on the side edge of the locking rotating wheel (6), second unlocking shifting blocks (63) are arranged on the periphery of the locking rotating wheel (6), the second unlocking shifting blocks (63) are located between the two locking stop blocks (62), the second unlocking shifting blocks (63) and the first unlocking shifting blocks (61) are arranged in a central symmetry mode around the center of the locking rotating wheel (6), and a lock tongue (181) of the sea-gate lock (18) can rotate and push the second unlocking shifting blocks (63) and the other locking stop blocks (62) to enable the locking rotating wheel (6) to rotate, so that the locking rotating wheel (6) is switched between a locking state and an unlocking state.

6. An improved combination lock as claimed in claim 1, wherein: still include hook seat (10), two button (7) and two button reset spring (8), but button (7) respectively translation ground install on bottom plate (2) and be located the both sides of locking runner (6), shell (1) is stretched out respectively to the outer end of button (7), the inboard of button (7) is provided with respectively and extends to system end head (71) of corresponding locking dog (62) side, button reset spring (8) are installed respectively between spring limiting plate (15) that the back of corresponding button (7) and shell (1) set up separately, the surperficial both sides of hook seat (10) are equipped with latch hook (101), be equipped with hook block (72) in the through-hole of button (7), latch hook (101) can pass and stretch into the through-hole of button (7) behind bottom plate (2) and hook block (72) looks hook.

7. An improved combination lock as claimed in claim 6, wherein: the end part of the stopping head (71) of the key (7) is provided with a limiting convex block (73) for preventing the locking rotating wheel (6) from rotating excessively.

8. An improved combination lock as claimed in claim 6, wherein: the inner side of the key (7) is provided with a second spring limiting column (74), and one end of the key reset spring (8) is sleeved on the second spring limiting column (74).

9. An improved combination lock as claimed in claim 1, wherein: one side of translation slider (3) is equipped with spacing post of first spring (33), the one end suit of first spring (4) is on spacing post of first spring (33).

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