CN216949878U - Blade automatic lock cylinder and lockset for intelligent lock with multiple anti-theft capability - Google Patents

Abstract

The utility model discloses an automatic blade lock cylinder with multiple anti-theft capabilities for an intelligent lock and a lockset, wherein the automatic blade lock cylinder comprises a key, a lock shell, a lock cylinder, a shifting fork, a flat shaft control rod linkage rotating piece and an unlocking control rod, wherein the lock cylinder and the flat shaft control rod linkage rotating piece are respectively arranged in central rotating holes at the front end and the rear end of the lock shell; a shifting fork groove for mounting a shifting fork is arranged in the middle of the lock shell, and a lock cylinder rotating piece matched with the lock cylinder and a control rod rotating piece matched with the flat shaft control rod linkage rotating piece are respectively mounted at the front end and the rear end of the center of the shifting fork; a return spring for pushing the control rod rotating piece and the lock cylinder rotating piece to move backwards in the axial direction is further sleeved between the control rod rotating piece and the flat shaft control rod linkage rotating piece; a plurality of groups of blade springs matched with keys are arranged in the transversely arranged blade holes corresponding to the lock holes on the lock liner, and a side pit blade, a step groove blade, a snake-shaped groove upper blade and a snake-shaped groove lower blade which are respectively transversely pushed by the blade springs; the lock core has the advantages of small volume, multidirectional locking function and improved anti-theft capability.

Description

Blade automatic lock cylinder and lockset for intelligent lock with multiple anti-theft capability

[ technical field ] A method for producing a semiconductor device

The utility model relates to a lock head of a lockset, in particular to an automatic blade lock core for an intelligent lock with multiple anti-theft capabilities and a lockset.

[ background of the utility model ]

The existing lock in the market is various in types, and a straight spring lock, a cross lock, an upper marble and lower marble plus inner washing groove lock, a semi-circular key lock, a blade structure side column lock and the like appear in sequence, so that continuous upgrading from a mechanical lock to an electronic lock and then to an intelligent lock is realized; judging that the performance standards of the lock cylinder are more, wherein the most common technical indexes are technical opening prevention time and key amount of key bit patterns; the conventional blade structure side column lock is relatively better than the traditional spring lock in terms of the anti-theft performance and the key bit key amount.

When the blade structure lock is used, after a key is inserted into a lock hole, each blade can move to a proper position along the radial direction of the lock core under the guiding action of the teeth of the key, so that the top positioning grooves of the blades are overlapped along the axial direction of the lock core, and the lock core is unlocked by the key; however, the locking function of the existing blade structure lock is mostly realized singly by special-shaped blades or mechanical marbles respectively, so that the structure is single, the anti-theft capability is poor, and the mutual opening rate is high. Secondly, after the existing unlocking pulling piece is assembled with the unlocking piece which is internally sleeved and matched, once foreign matters are inserted from the key hole, the unlocking piece in the unlocking pulling piece is pushed to be dead and cannot rotate, so that the indoor unlocking control rod which is screwed by a hand cannot rotate, and the indoor unlocking cannot be realized.

[ Utility model ] content

The utility model provides a blade automatic lock core for an intelligent lock and a lock, wherein the blade automatic lock core is small in size, has a multidirectional locking function, improves the anti-theft capacity, and increases the key amount of the lock.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a blade automatic lock core for an intelligent lock with multiple anti-theft capabilities comprises a key, a lock shell, a lock cylinder, a shifting fork, a flat shaft control rod linkage rotating piece and an unlocking control rod, wherein the lock cylinder and the flat shaft control rod linkage rotating piece are respectively arranged in central rotating holes at the front end and the rear end of the lock shell;

the lock comprises a lock shell, a lock core, a flat shaft control rod linkage rotating piece, a key and a lock core, wherein a shifting fork groove for mounting a shifting fork is arranged in the middle of the lock shell, the center of the shifting fork is hollow, a lock core rotating piece which is axially slidably sleeved at the inner side end of the lock core and coaxially and rotationally matched with the lock core in the circumferential direction and a control rod rotating piece which is axially slidably sleeved at the inner side end of the flat shaft control rod linkage rotating piece and coaxially and rotationally matched with the flat shaft control rod linkage rotating piece are respectively mounted at the front end and the rear end of the center of the shifting fork, and the key respectively pushes the lock core rotating piece to move forwards in the axial direction and drives the shifting fork to rotate after unlocking the lock core;

a return spring which pushes the control rod rotating part and the lock cylinder rotating part to move backwards in the axial direction and drives the shifting fork and the flat shaft control rod linkage rotating part to rotate synchronously through the control rod rotating part is further sleeved in the center of the flat shaft control rod linkage rotating part between the control rod rotating part and the flat shaft control rod linkage rotating part;

a plurality of groups of blade springs matched with keys, and side pit blades, stepped groove blades, snake-shaped groove upper blades and snake-shaped groove lower blades which are transversely pushed by the blade springs respectively are arranged in the transversely arranged blade holes corresponding to the lock holes on the lock cylinder;

the axial outer wall of the lock core is provided with at least one linear locking side groove communicated with the lock hole, the inner side of the lock shell is provided with a abdication side groove corresponding to the upper side or/and the lower side of the locking side groove, a locking side pin which is in clutch connection with the abdication side groove in the lock shell to limit the rotation of the lock core is arranged in the locking side groove, the locking side pin slides up and down in the locking side groove along the radial direction of the lock core, the locking edge groove is also internally provided with at least one locking spring of which the outer side end is butted and fixed on the outer wall of the lock liner through a spring pressing block, the inner side end is butted with the upper side of the locking edge pin to push the lower end of the locking edge pin to be respectively in elastic contact with the side pit blade, the stepped groove blade, the snake-shaped groove upper blade and the snake-shaped groove lower blade, the inner side end of the locking spring is abutted against the upper side of the locking edge pin and pushes the lower end of the locking edge pin to be in elastic contact with the side pit blade, the stepped groove blade, the snake-shaped groove upper blade and the snake-shaped groove lower blade to control the locking edge pin to be clamped in the locking edge groove and the abdicating edge groove in a suspension sliding mode.

Furthermore, the locking side pin is provided with a concave positioning groove for positioning and fixing the locking spring at a position corresponding to the spring pressing block fixed on the outer wall of the lock cylinder.

Furthermore, a central shaft is further sleeved at the center of the lock cylinder rotating part, a key which is located at the center of the lock cylinder rotating part and convenient to penetrate through the lock cylinder is further sleeved on the central shaft to push the lock cylinder rotating part to move transversely along the axial direction and stretch into the connecting hole at the center of the shifting fork, a rotating part return spring which is used for driving the shifting fork to rotate synchronously through the lock cylinder rotating part is arranged in the connecting hole at the center of the shifting fork, and when the key is pulled out, the rotating part return spring pushes the lock cylinder rotating part to be separated from the axial clutch of the shifting fork and is used for pushing the control rod rotating part to reset axially by the return spring to be connected with the shifting fork in a circumferential rotating mode.

Furthermore, two surfaces of the key are symmetrical, each surface is provided with a snake-shaped tooth groove and a tooth notch which are staggered in height, two sides of the key opposite to the upper surface and the lower surface are respectively provided with a tooth pit, and the tooth groove, the tooth notch and the tooth pit are transversely changed; when the key is inserted into a keyhole of the lock liner, a snake-shaped tooth flower groove with staggered heights, a tooth flower gap and tooth flower pit pits at two sides of the key respectively push side pit blades, step groove blades, snake-shaped groove upper blades and snake-shaped groove lower blades in the lock liner to transversely move in a staggered manner, all the blades in the blade hole are driven to transversely move, and when the snake-shaped tooth flower groove, the tooth flower gap and the tooth flower pit pits on the key are matched, all the blades jointly generate an U, V combined clamping groove for accommodating a locking edge pin so that the locking edge pin cannot protrude out of the excircle of the lock liner, and the lock liner rotates circumferentially relative to the lock shell; on the contrary, when any one of the snake-shaped tooth grooves, the tooth gaps and the tooth pits on the key is not in accordance with the tooth pits, all the blades cannot generate a U, V-combined clamping groove for accommodating the locking edge pin together with the lock cylinder, so that the locking edge pin protrudes out of the excircle of the lock cylinder, the locking edge pin protrudes out of the lock cylinder, the lock cylinder cannot rotate circumferentially relative to the lock shell, and the lock cylinder cannot be opened.

Further, the side nest hole blades, the step groove blades, the snake-shaped groove upper blades and the snake-shaped groove lower blades all adopt 4 blades with different structures, a group of four blades in each blade hole of the lock container respectively consist of a side nest hole blade with one structure, a step groove blade with one structure, a snake-shaped groove upper blade with one structure and a snake-shaped groove lower blade with one structure, the lock container is respectively provided with 5 blade holes distributed in parallel, and a snake-shaped tooth flower groove with staggered height, a tooth flower notch and tooth nest holes on two sides of the key respectively push 3 types of 4 blades in the lock container to move transversely in a staggered manner.

Furthermore, clamp springs used for buckling the lock cylinder and the end part of the flat shaft control rod linkage rotating part are respectively arranged at the shifting fork grooves.

A lockset adopts the blade automatic lock cylinder for the intelligent lock with multiple anti-theft capability.

The utility model has the beneficial effects that:

the lock core integrates 3 types of 4 types of lock core technologies with 20 blades in transverse direction, lateral direction and high-low dislocation, and a locking edge pin structure is added in the state performance that the groove type corresponding to the lock core, the key and the blades is complex and the direction is different; the lock cylinder has better technical opening prevention capability for most lock cylinders with single structures in the current market; the design that multiple blade is mutually supported, the theoretical secret key volume of surpassing 34 hundred million both can strengthen the technological function of opening of preventing of lock core greatly, effectively improve the security performance of lock core simultaneously.

When the lock is used, the lock liner is arranged on the outer side of the door, the unlocking control rod is arranged on the inner side of the door, and the unlocking control rod is installed in a manner of being matched with the emergency mechanical switch knob or the electric control switch button on the handle on the inner side of the door of the lock, so that the emergency mechanical switch knob or the electric control switch button of the lock can be effectively closed to lock the door and the lock cylinder can be opened to open the door at any time; the upper and lower sides of the lock core are provided with locking side grooves, so that the lock core can rotate 180 degrees in the circumferential direction to pull out the key when the matched key is inserted in place; the locking limit inslot still installs one outside end and contradicts through the spring briquetting and is fixed in on the lock courage outer wall, and the inboard end is contradicted with locking limit round pin upside and is pushed the locking spring that locking limit round pin lower extreme and all blades elastic contact connect respectively, and through locking spring push locking limit round pin lower extreme and all blades elastic contact come control locking limit round pin suspension gliding joint in locking limit groove and the limit inslot of stepping down, prevent effectively that locking limit round pin from taking off the groove or the card is dead, effectively improves the reliability of product.

The lock core adopts 3 types of 4 blade and locking edge pin mutual matching technology, when a key is inserted into a keyhole of a lock liner, a snake-shaped tooth groove with staggered height, a tooth gap and tooth pit pits at two sides on two surfaces of the key respectively push side pit blades, step groove blades, snake-shaped groove upper blades and snake-shaped groove lower blades in the lock liner to transversely stagger and move, all the blades in the blade hole are driven to transversely displace, and when the snake-shaped tooth groove, the tooth gap and the tooth pit pits on the key are matched, all the blades jointly generate a U, V combined clamping groove for accommodating a locking edge pin so that the locking edge pin cannot protrude out of the excircle of the lock liner, and the lock liner rotates circumferentially relative to the lock shell; on the contrary, when any one of the snake-shaped tooth grooves, the tooth gaps and the tooth pits on the key is not in accordance with the tooth pits, all the blades cannot generate a U, V-combined clamping groove for accommodating the locking edge pin together with the lock cylinder, so that the locking edge pin protrudes out of the excircle of the lock cylinder, the locking edge pin protrudes out of the lock cylinder, the lock cylinder cannot rotate circumferentially relative to the lock shell, and the lock cylinder cannot be opened. Compared with most of lock cylinders with single structures at present, the anti-theft capacity of the lock cylinder is improved, the key amount of the lock cylinder exceeds 34 hundred million, and the safety performance of the lock cylinder is effectively improved.

[ description of the drawings ]

FIG. 1 is a schematic illustration of an explosive structure according to the present invention;

FIG. 2 is a perspective view of the present invention with a partial cross-sectional structure;

FIG. 3 is an enlarged view of the portion A of FIG. 2;

FIG. 4 is a schematic cross-sectional view of the key of the present invention when inserted;

FIG. 5 is a schematic view of the cross-sectional structure B-B of FIG. 4;

FIG. 6 is a schematic view of the cross-sectional structure C-C of FIG. 4;

FIG. 7 is a schematic cross-sectional view of the present invention shown without a key inserted;

FIG. 8 is a schematic view of the cross-sectional structure of FIG. 7 taken along line D-D;

FIG. 9 is a schematic view of the cross-sectional structure E-E of FIG. 7;

FIG. 10 is a front view of the lock cylinder of the present invention;

FIG. 11 is a side view of the cylinder of the present invention;

FIG. 12 is a front view of the key of the present invention;

FIG. 13 is an enlarged schematic view of the cross-sectional structure F-F of FIG. 12;

FIG. 14 is a side elevational view of the key of the present invention;

FIG. 15 is an enlarged schematic view of the sectional structure G-G of FIG. 14;

FIG. 16 is an enlarged schematic view of the locking edge pin of the present invention;

fig. 17 is an enlarged structural schematic diagram of 3 types and 4 types of blades of the utility model.

[ detailed description ] embodiments

A blade automatic lock core for an intelligent lock with multiple anti-theft capabilities is suitable for being integrally assembled with a lockset for use, and comprises a key 1, a lock shell 2, a lock cylinder 3, a shifting fork 4, a flat shaft control rod linkage rotating piece 5 and an unlocking control rod 6, wherein the lock cylinder 3 and the flat shaft control rod linkage rotating piece 5 are respectively arranged in a central rotating hole 20 at the front end and the rear end of the lock shell 2; a shifting fork groove 7 for mounting a shifting fork 4 is arranged in the middle of the lock shell 2, the center of the shifting fork 4 is hollow, a lock cylinder rotating part 8 which is axially slidably sleeved and circumferentially and coaxially and rotatably matched with the inner side end of the lock cylinder 3 and a control rod rotating part 9 which is axially slidably sleeved and circumferentially and coaxially and rotatably matched with the inner side end of the flat shaft control rod linkage rotating part 5 are respectively mounted at the front end and the rear end of the center of the shifting fork 4, and after the lock cylinder 3 is unlocked by the key 1, the lock cylinder rotating part 8 is respectively pushed to move forwards axially and the shifting fork 4 is driven to rotate; a return spring 10 which pushes the control rod rotating part 9 and the lock cylinder rotating part 8 to move backwards in the axial direction and drives the shifting fork 4 and the flat shaft control rod linkage rotating part 5 to synchronously rotate through the control rod rotating part 9 is further sleeved in the center of the flat shaft control rod linkage rotating part 5 between the control rod rotating part 9 and the flat shaft control rod linkage rotating part 5; a snap spring 70 for clamping the lock cylinder 3 and the end part of the flat shaft control rod linkage rotating piece 5 is also respectively arranged at the shifting fork groove 7. And, the center of the lock core rotating piece 8 is also sheathed with a center shaft 80, the center shaft 80 is also sheathed with a rotating piece return spring 81 which is positioned at the center of the lock core rotating piece 8 and is convenient for a key 1 which passes through the lock core 3 to push the lock core rotating piece 8 to move transversely along the axial direction and extend into a connecting hole at the center of the shifting fork 4 so that the lock core 3 drives the shifting fork 4 to synchronously rotate through the lock core rotating piece 8, and the rotating piece return spring 81 pushes the lock core rotating piece 8 to be separated from the shifting fork 4 in the axial direction when the key 1 is taken out and is used for the return spring 10 to axially push the control rod rotating piece 9 to be reset and connected with the shifting fork 4 in the circumferential direction.

As shown in fig. 1 to 11 and 16, a plurality of sets of blade springs 11 matched with the key 1, and a side pit blade 12, a stepped groove blade 13, a snake-shaped groove upper blade 14 and a snake-shaped groove lower blade 15 which are respectively and transversely pushed by the blade springs 11 are installed in the transversely arranged blade holes corresponding to the lock holes on the lock cylinder 3; two linear locking side grooves 16 communicated with the lock holes are symmetrically formed in the upper side and the lower side of the axial outer wall of the lock core 3 respectively, abdicating side grooves 17 are formed in the upper side and the lower side of the inner side of the lock shell 2 corresponding to the abdicating side grooves 16 respectively, locking side pins 18 connected with the abdicating side grooves 17 in the lock shell 2 in a clutch mode to limit the rotation of the lock core 3 are installed in the locking side grooves 16, the locking side pins 18 slide up and down in the locking side grooves 16 along the radial direction of the lock core 3, locking springs 21 are installed in the locking side grooves 16, the outer side ends of the locking side pins are abutted and fixed on the outer wall of the lock core 3 through spring pressing blocks 19, the inner side ends of the locking side pins abut and push the lower ends of the locking side pins 18 to elastically contact with side pit blades 12, step groove blades 13, snake-shaped groove upper blades 14 and snake-shaped groove lower blades 15 respectively, sunken positioning grooves 180 for positioning and fixing the locking springs 21 are sunken in positions at the positions of the locking side pins 18 corresponding to spring pressing blocks 19 fixed on the outer wall of the lock core 3, the inner side end of the locking spring 21 is abutted against the upper side of the locking edge pin 18 and pushes the lower end of the locking edge pin 18 to be elastically contacted with the side pit blade 12, the stepped groove blade 13, the upper snake-shaped groove blade 14 and the lower snake-shaped groove blade 15 so as to control the locking edge pin 18 to be clamped in the locking edge groove 16 and the abdicating edge groove 17 in a suspended and sliding manner.

As shown in fig. 12 to 17, two surfaces of the key 1 are symmetrical, each surface is provided with a snake-shaped tooth groove and a tooth notch with staggered heights, two sides of the key 1 opposite to the upper and lower surfaces are respectively provided with a tooth pit, and the tooth groove, the tooth notch and the tooth pit are transversely changed; this side nest hole blade 12, step groove blade 13, blade 14 and the snake-shaped groove under the blade 15 all adopt 4 kinds of different blades of structure, a set of four blades in every blade hole of lock courage 3 are respectively by the side nest hole blade 12 of a structure, step groove blade 13 of a structure, the snake-shaped groove of a structure goes up blade 14 and the snake-shaped groove under the blade 15 of a structure and constitutes, lock courage 3 is equipped with 5 blade holes that distribute side by side respectively, the snake-shaped flower groove of a height dislocation of key 1 two sides, a tartar breach and the tartar nest hole of both sides promote respectively 3 kinds of 20 blade horizontal staggered movement in the lock courage 3.

When the key 1 is inserted into a hole of the key 1 of the lock liner 3, the snake-shaped tooth groove 22, the tooth notch 23 and the tooth pit pits 24 at two sides of the key 1 with staggered heights on two sides respectively push the side pit blade 12, the step groove blade 13, the snake-shaped groove upper blade 14 and the snake-shaped groove lower blade 15 in the lock liner 3 to move transversely and alternately, all the blades in the blade hole are driven to move transversely, and when the snake-shaped tooth groove, the tooth notch and the tooth pit pits on the key 1 are matched, all the blades jointly generate a U, V combined clamping groove for accommodating the locking edge pin 18 so that the locking edge pin cannot protrude out of the excircle of the lock liner 3, and the lock liner 3 rotates circumferentially relative to the lock shell 2; on the contrary, when any one of the snake-shaped tooth grooves, the tooth gaps and the tooth pits on the key 1 is inconsistent, all the blades cannot generate a U, V combined clamping groove for accommodating the locking edge pin 18 together with the lock cylinder 3, so that the locking edge pin 18 protrudes out of the excircle of the lock cylinder 3, the locking edge pin 18 protrudes out of the lock cylinder 3, the lock cylinder 3 cannot circumferentially rotate relative to the lock shell 2, and the lock core cannot be unlocked.

The above-mentioned embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the scope of the utility model, so that the equivalent variations of the shape, structure and principle of the present invention should be covered by the protection scope of the present invention.

Claims (7)

1. A blade automatic lock core for an intelligent lock with multiple anti-theft capabilities comprises a key, a lock shell, a lock liner, a shifting fork, a flat shaft control rod linkage rotating piece and an unlocking control rod, wherein the lock liner and the flat shaft control rod linkage rotating piece are respectively arranged in central rotating holes at the front end and the rear end of the lock shell; the method is characterized in that:

the lock comprises a lock shell, a lock core, a flat shaft control rod linkage rotating piece, a key and a lock core, wherein a shifting fork groove for mounting a shifting fork is arranged in the middle of the lock shell, the center of the shifting fork is hollow, a lock core rotating piece which is axially slidably sleeved at the inner side end of the lock core and is coaxially and rotationally matched with the lock core in the circumferential direction and a control rod rotating piece which is axially slidably sleeved at the inner side end of the flat shaft control rod linkage rotating piece and is coaxially and rotationally matched with the flat shaft control rod linkage rotating piece are respectively mounted at the front end and the rear end of the center of the shifting fork, and the key respectively pushes the lock core rotating piece to move forwards in the axial direction and drives the shifting fork to rotate after unlocking the lock core;

a return spring which pushes the control rod rotating part and the lock cylinder rotating part to move backwards in the axial direction and drives the shifting fork and the flat shaft control rod linkage rotating part to rotate synchronously through the control rod rotating part is further sleeved in the center of the flat shaft control rod linkage rotating part between the control rod rotating part and the flat shaft control rod linkage rotating part;

a plurality of groups of blade springs matched with keys, and side pit blades, stepped groove blades, snake-shaped groove upper blades and snake-shaped groove lower blades which are transversely pushed by the blade springs respectively are arranged in the transversely arranged blade holes corresponding to the lock holes on the lock cylinder;

the axial outer wall of the lock core is provided with at least one linear locking side groove communicated with the lock hole, the inner side of the lock shell is provided with a abdication side groove corresponding to the upper side or/and the lower side of the locking side groove, a locking side pin which is in clutch connection with the abdication side groove in the lock shell to limit the rotation of the lock core is arranged in the locking side groove, the locking side pin slides up and down in the locking side groove along the radial direction of the lock core, the locking edge groove is also internally provided with at least one locking spring of which the outer side end is butted and fixed on the outer wall of the lock liner through a spring pressing block, the inner side end is butted with the upper side of the locking edge pin to push the lower end of the locking edge pin to be respectively in elastic contact with the side pit blade, the stepped groove blade, the snake-shaped groove upper blade and the snake-shaped groove lower blade, the inner side end of the locking spring is abutted against the upper side of the locking edge pin and pushes the lower end of the locking edge pin to be in elastic contact with the side pit blade, the stepped groove blade, the upper snake-shaped groove blade and the lower snake-shaped groove blade to control the locking edge pin to be clamped in the locking edge groove and the abdicating edge groove in a suspended sliding mode.

2. The automatic blade lock cylinder with multiple anti-theft capabilities for the intelligent lock according to claim 1, wherein a concave positioning groove for positioning and fixing the locking spring is formed in a concave position of the locking side pin corresponding to the spring pressing block fixed on the outer wall of the lock cylinder.

3. The automatic blade lock cylinder with multiple anti-theft capabilities for the intelligent lock is characterized in that a central shaft is further sleeved at the center of the lock cylinder rotating piece, a rotating piece return spring which is located at the center of the lock cylinder rotating piece and is convenient for a key penetrating through the lock cylinder to push the lock cylinder rotating piece to move transversely along the axial direction and extend into a connecting hole in the center of the shifting fork is further sleeved on the central shaft, the lock cylinder drives the shifting fork to rotate synchronously through the lock cylinder rotating piece, and when the key is taken out, the rotating piece return spring pushes the lock cylinder rotating piece to be separated from the shifting fork in the axial direction and pushes the control rod rotating piece to be reset in the axial direction of the return spring to be connected with the shifting fork in the circumferential rotation mode.

4. The automatic blade lock core with multiple anti-theft capabilities for the intelligent lock as claimed in claim 1, wherein the key is symmetrical on two sides and each side is provided with a snake-shaped tooth groove and a tooth notch with different heights, the key is further provided with tooth pits on two sides of the opposite upper and lower sides, and the tooth groove, the tooth notch and the tooth pit are all changed transversely.

5. The automatic blade lock cylinder with multiple anti-theft capabilities for the intelligent lock is characterized in that the side pit blades, the step groove blades, the upper snake-shaped groove blades and the lower snake-shaped groove blades all adopt 4 blades with different structures, a group of four blades in each blade hole of the lock cylinder respectively consists of one structure of side pit blades, one structure of step groove blades, one structure of upper snake-shaped groove blades and one structure of lower snake-shaped groove blades, the lock cylinder is respectively provided with 5 blade holes distributed in parallel, and a height-staggered snake-shaped tooth flower groove, a tooth flower notch and tooth flower pits on two sides of the key respectively push 3 types of 4 blades in the lock cylinder to move transversely and alternately.

6. The automatic blade lock cylinder with multiple anti-theft capabilities for the intelligent lock according to claim 1, wherein a snap spring for buckling the lock cylinder and the end of the flat shaft control rod linkage rotating part is further arranged at the fork shifting groove.

7. A lock, characterized in that the lock adopts a blade automatic lock core for an intelligent lock with multiple anti-theft capabilities as claimed in any one of claims 1 to 6.

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