CN112459618A

CN112459618A - Lock liner of anti-theft lock

Info

Publication number: CN112459618A
Application number: CN202011254241.0A
Authority: CN
Inventors: 甄健尧; 黄奕康
Original assignee: Kaiping Haifa Plastic Hardware Industry Co ltd
Current assignee: Kaiping Haifa Plastic Hardware Industry Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-03-09

Abstract

The invention discloses an anti-theft lock liner, which comprises a snake pit liner body and a key, wherein a rotating assembly is embedded in the top of the snake pit liner body, a first birthday peach assembly and a second birthday peach assembly are respectively embedded in two sides of the snake pit liner body, and a protective assembly is inserted into the front end of the snake pit liner body; the first blade and the spring mounting groove are arranged on the snake pit liner body, the first blade is mounted in the liner sleeve and is provided with a pushing part which is contacted with and pushed by the teeth of the key, the first blade and the second blade are provided with mounting protruding blocks, and the protruding blocks are abutted by a tension spring in the spring mounting groove and drive the first blade and the second blade to extend out of the snake pit liner body; the number of the first blades and the number of the second blades are ten, and the design of the second blades increases the anti-prying function, increases the difficulty of unlocking by using foreign matters, and improves the anti-theft performance; the inner container tongue is arranged for being ejected out of the inner container sleeve when being locked, so that the installation and matching of the second anti-locking inner container in rotation are increased, and the anti-theft performance is improved.

Description

Lock liner of anti-theft lock

Technical Field

The invention relates to the technical field of lock cylinder equipment, in particular to a lock cylinder of an anti-theft lock.

Background

The lock is an apparatus playing a role in sealing, it includes lock, key and its annex, generally explain as "must use the key to open the sealing device that can be taken off, the lock opens with the key, can also use light, electricity, magnetism and sound and fingerprint, etc. order to open, the lock body is one of the composition part of the lock, the lock body has a lot of, the common one-way lock body, three-way lock body, four-way lock body, etc., generally use on the burglary-resisting door, the basic burglary-resisting work of the burglary-resisting door of charge, the lock core is to control the lock body to run, the lock body is responsible for opening and locking the door and window, play an important role in burglary-resisting, the main function of the lock core is to transmit the torsion by the head, thus drive other parts of the lock, achieve and unlock and lock; the lock core is a main part for controlling the lock to be unlocked, is a heart of the lock, and is a core part which can rotate and drive the lock bolt to move by matching with the key; the lock liner adopts multiple anti-theft technologies, multiple special-shaped anti-pulling marbles are adopted, the technical opening is avoided, the safety performance of preventing the technical opening is high by matching with the unique structural design of the marbles and the blades, the liner-free lock is not provided with a lock cylinder, is easy to damage and is not easy to use due to lack of safety, and the liner-containing lock is a lock cylinder with a structure, and has high safety performance and is not easy to damage compared with the liner-free lock, so that the liner-free lock is a preferred home choice; the lock core adopts multiple anti-theft technologies, multiple special-shaped anti-pulling marbles and prevents technical opening, the lock core has high safety performance of preventing technical opening by matching with unique structural design of marbles and blades, a precise number marble and a special-shaped marble structure are arranged in a lock liner, multiple combination of multiple special-shaped marbles is adopted, a lateral inward pressing type side column bayonet lock device is added to the lock core, and the strong twisting capacity of preventing violence is greatly improved.

The principle of the existing lock cylinder for rotary unlocking is that after a key is inserted into a lock hole, a blade in the lock cylinder is pulled or pressed by a key tooth on the key, and after the blade retracts into the lock cylinder, the blade is separated from the clamping connection of a lock shell to enable the lock cylinder to rotate; however, in terms of use experience, the anti-theft performance of the anti-theft lock is easy to break by the strength of the blade, and the anti-theft lock is easy to be opened by a thief by using tools such as iron wires, thin sheets or screwdrivers, so that the anti-theft lock cylinder needs to be provided.

Disclosure of Invention

The invention aims to provide a lock core of an anti-theft lock, which has the advantages of strong anti-prying and anti-theft functions and good impact resistance, and solves the problems that the existing lock core is rotated to unlock the lock core, the principle of the rotation unlocking is that after a key is inserted into a lock hole, a blade in the lock core is pulled or pressed by a key tooth on the key, and after the blade retracts into the lock core, the blade is separated from the clamping connection of a lock shell to rotate the lock core; but in terms of use experience, the anti-theft performance of the anti-theft device is easy to break by the strength of the blade, and a thief can easily open the anti-theft device by using tools such as iron wires, thin sheets or screwdrivers.

In order to achieve the purpose, the invention provides the following technical scheme: a lock core of an anti-theft lock comprises a pit core body and a key, wherein a rotating assembly is embedded in the top of the pit core body, a first birthday peach assembly and a second birthday peach assembly are respectively embedded in two sides of the pit core body, and a protective assembly is inserted in the front end of the pit core body;

the rotating assembly comprises a bladder tongue, the bladder tongue is embedded at the top of the pit bladder body, a pit bladder small shaft is rotatably arranged at the bottom of the bladder tongue, and the pit bladder small shaft is positioned in the inner cavity of the pit bladder small shaft;

the first birthday peach component comprises a first blade, the first blade is embedded at one side of the snake pit liner body, a convex block is fixedly installed at one side of the top of the first blade, and an anti-prying block is arranged inside the first blade;

the second birthday peach component comprises a second blade, the second blade is embedded at the other side of the snake pit liner body, and the bottom of the second blade is fixedly provided with a tension spring;

the protection assembly comprises an anti-drilling piece which is fixedly arranged on the front side of the snake pit liner body, a rubber sheet is attached to the back side of the anti-drilling piece, a dustproof block is attached to the back side of the rubber sheet, and the dustproof block extends to the bottom of the front side of the inner cavity of the snake pit liner body;

preferably, the through holes are formed in the middle of the back surfaces of the first blade and the second blade and are matched with the key.

Preferably, the top of first blade and second blade is fixed mounting has the dog all, the recess with snake hole courage staff looks adaptation is all seted up to the both sides at first blade and second blade top.

Preferably, the outer part of the snake pit liner body is fixedly sleeved with a liner sleeve, and the inner cavity of the liner sleeve is provided with a movable groove matched with the liner tongue.

Preferably, the bottom of the second blade is provided with a spring mounting groove, and the tension spring is fixedly mounted in an inner cavity of the spring mounting groove.

Preferably, the inner sides of the first blade and the second blade are provided with protruding blocks matched with the key.

Preferably, the number of the first blades and the second blades is ten, and the first blades and the second blades are arranged in the inner cavity of the snake pit gallbladder body at equal intervals.

Preferably, the lockhole of key looks adaptation is seted up in the front of anti-drilling piece, the fixed slot has all been seted up to the both sides of dustproof piece, the positive both sides of snake hole courage body inner chamber all fixed mounting have with the stopper of fixed slot looks adaptation, dustproof piece passes through fixed slot and stopper joint.

Compared with the prior art, the invention has the beneficial effects that:

1. the first blade and the spring mounting groove are arranged on the snake pit liner body, the first blade is mounted in the liner sleeve and is provided with a pushing part which is contacted with and pushed by the teeth of the key, the first blade and the second blade are provided with mounting protruding blocks, and the protruding blocks are abutted by a tension spring in the spring mounting groove and drive the first blade and the second blade to extend out of the snake pit liner body; the number of the first blades and the number of the second blades are ten, and the design of the second blades increases the anti-prying function, increases the difficulty of unlocking by using foreign matters, and improves the anti-theft performance; the installation fit of the second anti-lock liner in rotation is increased by arranging the liner tongue for the liner tongue to pop out of the liner sleeve during locking, so that the anti-theft performance is improved;

2. according to the invention, the pushing parts of the first blade and the second blade are arranged at different heights on the side wall of the through hole, and the shapes of the through holes of the first blade and the second blade are arranged corresponding to the pushing parts, so that the key is prevented from passing through and interfering; the pushing parts on the first blade and the second blade are arranged on different planes, namely key teeth on two parallel planes are required to be arranged on the key to unlock the lock corresponding to the first blade and the second blade, so that the difficulty of unlocking the lock by matching the key teeth, the first blade and the second blade is increased, and the anti-theft performance is improved;

3. the invention has the advantages that by arranging the dust-proof block and the anti-drilling sheet, the device has double four corners of the dust-proof block and the anti-drilling sheet, can achieve deeper protection capability and anti-theft function on the dust-proof and impact capabilities, achieves the purposes of strong anti-prying and anti-theft functions and good impact resistance of the lock cylinder, and solves the problems that the existing lock cylinder is rotated to unlock the lock, and the principle of the rotation unlocking is that after a key is inserted into a lock hole, a blade in the lock cylinder is pulled or pressed by a key tooth on the key, and after the blade retracts into the lock cylinder, the blade is separated from the clamping connection of the lock shell to rotate the lock cylinder; but in terms of use experience, the anti-theft performance of the anti-theft device is easy to break by the strength of the blade, and a thief can easily open the anti-theft device by using tools such as iron wires, thin sheets or screwdrivers.

Drawings

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

FIG. 2 is a schematic view of a second blade according to the present invention;

fig. 3 is a schematic structural view of a first blade of the present invention.

In the figure: 1. a snake pit gallbladder body; 2. a key; 3. a rotating assembly; 31. a biliary tongue; 32. a small shaft of a snake pit gallbladder; 4. a first birthday peach component; 41. a first blade; 42. a raised block; 43. an anti-pry block; 5. a second birthday peach component; 51. a second blade; 52. a tension spring; 6. a guard assembly; 61. an anti-drilling sheet; 62. a film; 63. a dust-proof block; 7. a through hole; 8. a liner sleeve; 9. a spring mounting groove; 10. and (6) a protruding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a lock core of an anti-theft lock comprises a snake pit core body 1 and a key 2, wherein a rotating assembly 3 is embedded at the top of the snake pit core body 1, a first birthday peach assembly 4 and a second birthday peach assembly 5 are respectively embedded at two sides of the snake pit core body 1, and a protection assembly 6 is inserted at the front end of the snake pit core body 1; the outer part of the pit liner body 1 is fixedly sleeved with a liner sleeve 8, the inner cavity of the liner sleeve 8 is provided with a movable groove matched with the liner tongue 31, the liner sleeve 8 is used for protecting the pit liner body 1 by arranging the liner sleeve 8, and the liner tongue 31 is convenient to move by arranging the movable groove;

the rotating component 3 comprises a bladder tongue 31, the bladder tongue 31 is embedded at the top of the pit bladder body 1, a pit bladder small shaft 32 is rotatably arranged at the bottom of the bladder tongue 31, and the pit bladder small shaft 32 is positioned in the inner cavity of the pit bladder small shaft 32; by arranging the liner tongue 31, the liner tongue 31 is popped out of the liner sleeve 8 during locking, namely, the installation and matching of the second anti-locking liner in rotation are increased, and the anti-theft performance is improved;

the first birthday peach component 4 comprises a first blade 41, the first blade 41 is embedded at one side of the snake pit gallbladder body 1, the snake pit gallbladder body 1 is provided with the first blade 41 and a spring mounting groove 9, the first blade 41 is arranged in the gallbladder cover 8 and is provided with a pushing part which is contacted with and pushed by the tooth pattern of the key 2; a protruding block 42 is fixedly installed on one side of the top of the first blade 41, and an anti-pry block 43 is arranged inside the first blade 41; through holes 7 are formed in the middle of the back surfaces of the first blade 41 and the second blade 51, the through holes 7 are matched with the key 2, the key 2 can conveniently penetrate through the first blade 41 and the second blade 51 through the through holes 7 by arranging the through holes 7, the arrangement heights of the pushing parts of the first blade 41 and the second blade 51 on the side wall of the through holes 7 are different, meanwhile, the shapes of the through holes 7 of the first blade 41 and the second blade 51 are arranged corresponding to the pushing parts, and the key 2 is prevented from penetrating through interference;

the top parts of the first blade 41 and the second blade 51 are fixedly provided with a stop block, two sides of the top parts of the first blade 41 and the second blade 51 are respectively provided with a groove matched with the small shaft 32 of the snake pit liner, the stop blocks are arranged and used for limiting the key 2 to prevent the key 2 from inclining and deviating and influence the normal use of the lock liner, and the pushing parts on the first blade 41 and the second blade 51 are arranged on different planes by arranging the grooves, namely key teeth on two parallel planes are required to be arranged on the key 2 to correspondingly unlock the first blade 41 and the second blade 51, so that the difficulty of unlocking by matching the key teeth and the first blade 41 with the second blade 51 is increased, and the anti-theft performance is improved;

the second birthday peach component 5 comprises a second blade 51, the second blade 51 is embedded at the other side of the snake pit gallbladder body 1, and the bottom of the second blade 51 is fixedly provided with a tension spring 52; the pushing parts of the first blade 41 and the second blade 51 are arranged at different heights on the side wall of the through hole 7, and the shapes of the through holes 7 of the first blade 41 and the second blade 51 are arranged corresponding to the pushing parts, so that the key 2 is prevented from passing through and interfering; the bottom of the second blade 51 is provided with a spring mounting groove 9, the tension spring 52 is fixedly mounted in the inner cavity of the spring mounting groove 9, and the spring mounting groove 9 is used for facilitating mounting of the tension spring 52;

the inner sides of the first blade 41 and the second blade 51 are provided with protruding blocks 10 matched with the key 2, and the protruding blocks 10 are arranged to facilitate the key 2 to trigger the first blade 41 and the second blade 51 to move; the first blade 41 and the second blade 51 are provided with mounting protruding blocks 10, and the protruding blocks 10 are abutted by tension springs 52 in the spring mounting grooves 9 and drive the first blade 41 and the second blade 51 to extend out of the pit liner body 1; the number of the first blades 41 and the number of the second blades 51 are ten, and the design of the second blades 51 increases the anti-prying function, increases the difficulty of unlocking by using foreign matters, and improves the anti-theft performance;

the number of the first blades 41 and the number of the second blades 51 are ten, the first blades 41 and the second blades 51 are arranged in the inner cavity of the snake pit liner body 1 at equal intervals, and the antitheft performance of the lock liner is improved by arranging the first blades 41 and the second blades 51 which are ten in number; the pushing parts on the first blade 41 and the second blade 51 are arranged on different planes, namely, key teeth on two parallel planes are required to be arranged on the key 2 to unlock the lock corresponding to the first blade 41 and the second blade 51, so that the difficulty of unlocking the lock by matching the key teeth with the first blade 41 and the second blade 51 is increased, and the anti-theft performance is improved;

the protection assembly 6 comprises an anti-drilling piece 61 and the anti-drilling piece 61, wherein the anti-drilling piece 61 is fixedly arranged on the front surface of the snake pit liner body 1, a rubber sheet 62 is attached to the back surface of the anti-drilling piece 61, a dustproof block 63 is attached to the back surface of the rubber sheet 62, and the dustproof block 63 extends to the bottom of the front surface of the inner cavity of the snake pit liner body 1; prevent boring the lockhole of key looks adaptation is seted up in the front of piece 61, the fixed slot has all been seted up to the both sides of dustproof piece 63, the positive equal fixed mounting in both sides of the 1 inner chamber of snake hole courage body has the stopper with fixed slot looks adaptation, dustproof piece 63 passes through fixed slot and stopper joint, through setting up the lockhole, the insertion of key 2 has been made things convenient for, through setting up the fixed slot, be used for conveniently installing and fixing the piece 61 of preventing boring, through setting up the stopper, be used for spacing and fixed to preventing boring the piece 61, through setting up dustproof piece 63 and the dual four corners of preventing boring piece 61, in dustproof and the ability of strikeing, can do deeper protective capacities and theftproof function, lock courage pick-proof and the strong and good mesh of shock resistance of theftproof function have been reached.

The working principle is as follows: the pit liner body 1 is provided with a first blade 41 and a spring mounting groove 9, the first blade 41 is mounted in the liner sleeve 8 and is provided with a pushing part which is contacted with and pushed by the teeth of the key 2, the first blade 41 and the second blade 51 are provided with mounting protruding blocks 10, and the protruding blocks 10 are abutted by a tension spring 52 in the spring mounting groove 9 and drive the first blade 41 and the second blade 51 to extend out of the pit liner body 1;

the number of the first blades 41 and the number of the second blades 51 are ten, and the design of the second blades 51 increases the anti-prying function, increases the difficulty of unlocking by using foreign matters, and improves the anti-theft performance;

by arranging the liner tongue 31, the liner tongue 31 is popped out of the liner sleeve 8 during locking, namely, the installation and matching of the second anti-locking liner in rotation are increased, and the anti-theft performance is improved;

the pushing parts of the first blade 41 and the second blade 51 are arranged at different heights on the side wall of the through hole 7, and the shapes of the through holes 7 of the first blade 41 and the second blade 51 are arranged corresponding to the pushing parts, so that the key 2 is prevented from passing through and interfering;

the pushing parts on the first blade 41 and the second blade 51 are arranged on different planes, namely, key teeth on two parallel planes are required to be arranged on the key 2 to unlock the lock corresponding to the first blade 41 and the second blade 51, so that the difficulty of unlocking the lock by matching the key teeth with the first blade 41 and the second blade 51 is increased, and the anti-theft performance is improved;

meanwhile, the device has double four corners of the dustproof block 63 and the anti-drilling piece 61, can perform deeper protection capability and anti-theft function on the dust-proof and impact-proof capability, achieves the purposes of strong anti-prying and anti-theft functions and good impact resistance of the lock cylinder, and solves the problem that the conventional lock cylinder is rotated to unlock the lock by pulling or pressing the blade in the lock cylinder through the key teeth on the key 2 after the key 2 is inserted into the lock hole, and when the blade retracts into the lock cylinder, the blade is separated from the clamping connection of the lock shell to rotate the lock cylinder; but in terms of use experience, the anti-theft performance of the anti-theft device is easy to break by the strength of the blade, and a thief can easily open the anti-theft device by using tools such as iron wires, thin sheets or screwdrivers.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional models in the prior art, and the structure and principle of the parts known by the skilled person can be known by the technical manual or by the conventional experimental method.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anti-theft lock courage, includes snake hole courage body (1) and key (2), its characterized in that: a rotating assembly (3) is embedded in the top of the pit liner body (1), a first birthday peach assembly (4) and a second birthday peach assembly (5) are respectively embedded in two sides of the pit liner body (1), and a protective assembly (6) is inserted in the front end of the pit liner body (1);

the rotating assembly (3) comprises a bladder tongue (31), the bladder tongue (31) is embedded at the top of the pit bladder body (1), a pit bladder small shaft (32) is rotatably arranged at the bottom of the bladder tongue (31), and the pit bladder small shaft (32) is positioned in the inner cavity of the pit bladder small shaft (32);

the first birthday peach component (4) comprises a first blade (41), the first blade (41) is embedded at one side of the snake pit liner body (1), a convex block (42) is fixedly installed at one side of the top of the first blade (41), and an anti-pry block (43) is arranged inside the first blade (41);

the second birthday peach component (5) comprises a second blade (51), the second blade (51) is embedded at the other side of the snake pit gallbladder body (1), and the bottom of the second blade (51) is fixedly provided with a tension spring (52);

the protection assembly (6) comprises an anti-drilling piece (61), the anti-drilling piece (61) is fixedly installed on the front surface of the snake pit liner body (1), a rubber sheet (62) is attached to the back surface of the anti-drilling piece (61), a dustproof block (63) is attached to the back surface of the rubber sheet (62), and the dustproof block (63) extends to the bottom of the front surface of the inner cavity of the snake pit liner body (1);

2. the lock core of the anti-theft lock according to claim 1, characterized in that: through-hole (7) have all been seted up in the middle part at first blade (41) and second blade (51) back, through-hole (7) set up for the looks adaptation with key (2).

3. The lock core of the anti-theft lock according to claim 1, characterized in that: the top of first blade (41) and second blade (51) is equal fixed mounting has the dog, the recess with snake hole courage staff (32) looks adaptation is all seted up to the both sides at first blade (41) and second blade (51) top.

4. The lock core of the anti-theft lock according to claim 1, characterized in that: the outer part of the snake pit liner body (1) is fixedly sleeved with a liner sleeve (8), and the inner cavity of the liner sleeve (8) is provided with a movable groove matched with the liner tongue (31).

5. The lock core of the anti-theft lock according to claim 1, characterized in that: the bottom of the second blade (51) is provided with a spring mounting groove (9), and the tension spring (52) is fixedly mounted in an inner cavity of the spring mounting groove (9).

6. The lock core of the anti-theft lock according to claim 1, characterized in that: the inner sides of the first blade (41) and the second blade (51) are provided with protruding blocks (10) matched with the key (2).

7. The lock core of the anti-theft lock according to claim 1, characterized in that: the number of the first blades (41) and the number of the second blades (51) are ten, and the first blades (41) and the second blades (51) are arranged in the inner cavity of the snake pit liner body (1) at equal intervals.

8. The lock core of the anti-theft lock according to claim 1, characterized in that: the lockhole of key looks adaptation is seted up in the front of preventing boring a piece (61), the fixed slot has all been seted up to the both sides of dust proof piece (63), the positive both sides of snake hole courage body (1) inner chamber all fixed mounting have with the stopper of fixed slot looks adaptation, dust proof piece (63) pass through fixed slot and stopper joint.