CN113090113A

CN113090113A - Magnetic key and magnetic pairing anti-theft alarm lock

Info

Publication number: CN113090113A
Application number: CN202110379421.XA
Authority: CN
Inventors: 霍彦华; 李红
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-07-09

Abstract

The invention discloses a magnetic key, which comprises a key plate, wherein the side wall of the key plate is symmetrically provided with a password slot, a plurality of magnetic plates are symmetrically embedded in the key plate, the side wall of the key plate is symmetrically provided with a plurality of guide slots, the magnetic pairing anti-theft alarm lock also comprises a lock body, a lock core is inserted in the lock body, the outer side wall of the lock core is symmetrically provided with a plurality of first lock slots, and a plurality of clamping piece pins and a plurality of anti-theft pins are respectively and symmetrically inserted in the first lock slots in a sliding manner. The anti-theft device increases the anti-theft capability through the internal open type password slot, the card type card pin and the anti-theft pin, further increases the anti-theft capability through the magnetic force contraposition of the anti-theft pin and the magnetic plate in the key plate, can give an alarm in time when foreign matters or incorrect keys are unlocked forcibly, and has simple structure and high safety.

Description

Magnetic key and magnetic pairing anti-theft alarm lock

Technical Field

The invention relates to the field of anti-theft locks, in particular to a magnetic key and a magnetic pairing anti-theft alarm lock.

Background

The lock is one of main tools for preventing burglary, the grades of lock cylinders of common locks comprise A grade, B grade and C grade, and the higher the grade of the lock cylinder is, the higher the safety of the lock is.

Although the mechanical lock has better anti-theft capability, the mechanical lock is easy to crack, in the cracking process, the mechanical lock cannot be subjected to anti-theft protection and cannot be subjected to alarm prompt, and the anti-theft capability of the mechanical lock is greatly reduced after a key is imitated.

Disclosure of Invention

The invention aims to solve the defects that a mechanical lock has no anti-cracking capability and cannot give an alarm, and a key has no anti-theft capability after being copied in the prior art, and provides a magnetic key and a magnetic pairing anti-theft alarm lock.

In order to achieve the purpose, the invention adopts the following technical scheme:

a magnetic key comprises a key plate, wherein the side wall of the key plate is symmetrically provided with a code groove, a plurality of magnetic plates are symmetrically embedded in the key plate, the side wall of the key plate is symmetrically provided with a plurality of guide grooves, and each magnetic plate is opposite to a groove of the code groove on the corresponding side.

The utility model provides a magnetism pairs burglar alarm lock, includes the lock body, the lock body interpolation is equipped with the lock core, a plurality of first locked grooves have been seted up to the symmetry on the lateral wall of lock core, and is a plurality of in the first locked groove symmetry respectively slides to insert and is equipped with a plurality of cassette pins and a plurality of theftproof round pin, set up a plurality of second locked grooves and a plurality of theftproof locked grooves corresponding with a plurality of cassette pins and a plurality of theftproof round pin in the lock body with a side symmetry of lock core contact, every it divides equally to divide in second locked groove and the theftproof locked groove and do not slide to insert and be equipped with pellet shot lock post and theftproof locked post, every the pellet shot lock spring of fixing in the second locked groove and the theftproof spring of fixing in the theftproof locked groove are equallyd divide to the one end that pellet shot lock post and theftproof locked post kept.

Preferably, the diameter of the anti-theft lock groove is smaller than that of the first lock groove, and the diameter of the first lock groove is equal to that of the second lock groove.

Preferably, a key slot is formed in the lock core, a plurality of guide strips are symmetrically mounted on the inner wall of the key slot, and the ends, far away from the lock body, of the card pin and the anti-theft pin are abutted to the guide strips.

Preferably, the lock body is embedded with a buzzer, one side of the lock body, which is far away from the buzzer, is provided with a plurality of power supply grooves, and the plurality of power supply grooves are covered with an annular cover plate.

Preferably, a lock puller is rotatably embedded in the lock body, the lock puller is connected with one end of the lock cylinder in an insulating and rotating mode, and a limiting groove is formed in one side, close to the lock cylinder, of the lock puller.

Preferably, the pickproof lock post includes electrically conductive post core, the outside cover of electrically conductive post core is equipped with the insulating tube, the theftproof round pin includes the card magnetic core, the outside cover of card magnetic core is equipped with insulating cover, the both ends of electrically conductive post core and card magnetic core are all exposed, the theftproof spring is fixed with the one end that the card magnetic core was kept away from to electrically conductive post core.

The invention has the following beneficial effects:

1. the side wall of the key plate is provided with the code groove, so that the code groove can be hidden in the key plate, the side wall of the key plate is smooth, the key plate is not easy to copy even if the key plate is lost, and the safety of the key and the lock is improved.

2. Through set up card round pin and theftproof round pin in first locked groove for the cross sectional area of card round pin and theftproof round pin is less than first locked groove, can prevent that non-key class article such as iron wire from forcing to counterpoint to join in marriage a yard unblock, greatly increased the theftproof performance of lock.

3. The magnetic plate is arranged in the key plate and the anti-theft pin is arranged in the first lock groove, when the key plate is inserted into the key groove, the magnetic plate repels the anti-theft pin through magnetic force to enable the anti-theft pin to move upwards to eject out the anti-theft lock column, unlocking is achieved, after a common key enters the anti-theft pin, the anti-theft pin is not repelled to be in contact with the key, the alarm circuit is communicated through the key, an alarm is given out through the buzzer, the anti-theft pin cannot be opened even if the anti-theft pin is not jacked, namely, the forced cracking alarm function is achieved, the anti-theft capacity is also increased, even if the key is successfully copied, the position of the magnetic.

In conclusion, the anti-theft device increases the anti-theft capacity through the inward-opening password slot, the card type card pin and the anti-theft pin, further increases the anti-theft capacity through the magnetic force contraposition of the anti-theft pin and the magnetic plate in the key plate, can give an alarm in time when foreign matters or incorrect keys are forcibly unlocked, and is simple in structure and high in safety.

Drawings

Fig. 1 is a schematic structural diagram of a magnetic key according to the present invention;

FIG. 2 is a schematic structural view of a magnetic pairing burglar alarm lock according to the present invention;

FIG. 3 is an enlarged view of a portion of the anti-theft pin of the magnetic pairing anti-theft alarm lock according to the present invention;

fig. 4 is a schematic diagram of a magnetic key and a magnetic pairing burglar alarm lock according to the present invention.

In the figure: the anti-theft lock comprises a key plate 1, a code groove 11, a magnetic plate 12, a guide groove 13, a lock body 2, a power supply groove 21, an annular cover plate 22, a buzzer 23, a lock cylinder 3, a first lock groove 31, a key groove 32, a guide strip 33, a second lock groove 4, a pin spring 41, a pin lock cylinder 42, an anti-theft lock groove 5, an anti-theft spring 51, an anti-theft lock cylinder 52, a conductive cylinder core 53, an insulating tube 54, a card pin 6, an anti-theft pin 7, a card magnetic core 71, an insulating sleeve 72, a lock cylinder 8 and a limiting groove 81.

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.

Referring to fig. 1, a magnetic key comprises a key plate 1, wherein the side wall of the key plate 1 is symmetrically provided with code grooves 11, a plurality of magnetic plates 12 are symmetrically embedded in the key plate 1, the side wall of the key plate 1 is symmetrically provided with a plurality of guide grooves 13, and each magnetic plate 12 is opposite to a groove of the corresponding code groove 11;

the password groove 11 is arranged on the side surface of the key plate 1 and is difficult to copy, the magnetic plate 12 is arranged in the key plate 1, the key plate can not be unlocked after being copied in time, the position cannot be determined due to the built-in magnetic plate 12, the copying difficulty is higher, and therefore the anti-theft capacity is improved.

Referring to fig. 2-3, a magnetic pairing anti-theft alarm lock comprises a lock body 2, a lock core 3 is inserted into the lock body 2, a plurality of first lock grooves 31 are symmetrically formed in the outer side wall of the lock core 3, a plurality of card pins 6 and a plurality of anti-theft pins 7 are symmetrically inserted into the first lock grooves 31 in a sliding manner, a plurality of second lock grooves 4 and a plurality of anti-theft lock grooves 5 corresponding to the card pins 6 and the anti-theft pins 7 are symmetrically formed in one side of the lock body 2, which is in contact with the lock core 3, a pin tumbler lock cylinder 42 and an anti-theft lock cylinder 52 are respectively inserted into the second lock grooves 4 and the anti-theft lock grooves 5 in a sliding manner, and a pin tumbler spring 41 fixed in the second lock groove 4 and an anti-theft spring 51 fixed in the anti-theft lock groove 5 are respectively installed at one end, which is far away from the lock core 3, of each pin tumbler lock.

The diameter of the anti-theft lock groove 5 is smaller than that of the first lock groove 31, and the diameter of the first lock groove 31 is equal to that of the second lock groove 4, so that the anti-theft pin 7 cannot be pushed into the anti-theft lock groove 5 by magnetic repulsion, and control and design are facilitated.

A key groove 32 is formed in the lock core 3, a plurality of guide bars 33 are symmetrically arranged on the inner wall of the key groove 32, one ends, far away from the lock body 2, of the card pin 6 and the anti-theft pin 7 are abutted to the guide bars 33, and the guide groove 13 of the key plate 1 moves along the guide bars 33 to enable the cipher groove 11, the card pin 6 and the anti-theft pin 7 to be located in the same vertical plane, so that accurate alignment is realized.

The lock body 2 is embedded with a buzzer 23, one side of the lock body 2 far away from the buzzer 23 is provided with a plurality of power supply grooves 21, and the plurality of power supply grooves 21 are covered with an annular cover plate 22.

A lock pin 8 is rotatably embedded in the lock body 2, the lock pin 8 is in insulated rotary connection with one end of the lock cylinder 3, and a limit groove 81 is formed in one side, close to the lock cylinder 3, of the lock pin 8;

the power supply groove 21 and the annular cover plate 22 are respectively and electrically connected with the buzzer 23 and the lock puller 8, and the buzzer 23 is connected with the anti-theft springs 51 in parallel to form an alarm circuit.

The anti-theft lock cylinder 52 comprises a conductive cylinder core 53, an insulating tube 54 is sleeved on the outer side of the conductive cylinder core 53, the anti-theft pin 7 comprises a card magnetic core 71, an insulating sleeve 72 is sleeved on the outer side of the card magnetic core 71, both ends of the conductive cylinder core 53 and the card magnetic core 71 are exposed, and the anti-theft spring 51 is fixed with one end of the conductive cylinder core 53, which is far away from the card magnetic core 71;

the anti-theft spring 51 is communicated with the card magnetic core 71 through contacting the conductive column core 53, when an incorrect key is inserted, the card magnetic core 71 is communicated with the lock plug 8 through the incorrect key, and then the alarm circuit is communicated to give an alarm in time.

Referring to fig. 4, when the key plate 1 is inserted into the key slot 32, so that the guide slot 13 slides along the guide bar 33 and continuously jacks up the card pin 6 and the anti-theft pin 7 through the code slot 11, when the front section of the key plate 1 is inserted into the limiting slot 81, the magnetic plate 12 pushes the anti-theft pin 7 to move upwards and pushes the anti-theft lock cylinder 52 out of the first lock slot 31 through magnetic repulsion, and the first lock slot 31 is larger than the anti-theft lock slot 5, so that the anti-theft pin 7 is always positioned in the first lock slot 31, and the card pin 6 moves upwards under the action of the code slot 11 to push the pin tumbler lock cylinder 42, so that the card pin 6 and the pin tumbler lock cylinder 42 are respectively positioned in the first lock slot 31 and the second lock slot 4, and the lock cylinder 3 and the lock cylinder 8 rotate to unlock simultaneously when the key plate 1 is rotated;

when no magnetic force exists or the position of the magnetic plate 12 is not matched, the anti-theft pin 7 is not repelled, so that one end of the anti-theft lock cylinder 52 is in the first lock groove 31 and cannot rotate the lock cylinder 3 to unlock, and the card magnetic core 71 of the anti-theft pin 7 contacts with an incorrect key, so that the lock cylinder 8 is conducted with the card magnetic core 71 through the incorrect key, the alarm circuit is conducted, and the buzzer 23 sounds to alarm.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a magnetic key, includes key board (1), its characterized in that, key board (1)'s lateral wall symmetry has seted up code groove (11), key board (1) internal symmetry inlays and is equipped with a plurality of magnetic sheet (12), a plurality of guide slot (13) have been seted up to the symmetry on key board's (1) lateral wall, every magnetic sheet (12) all are relative with the recess that corresponds side code groove (11).

2. The utility model provides a magnetism pairs burglar alarm lock, includes lock body (2), its characterized in that, lock body (2) interpolation is equipped with lock core (3), a plurality of first locked groove (31) have been seted up to the symmetry on the lateral wall of lock core (3), and is a plurality of slide respectively and insert in first locked groove (31) and be equipped with a plurality of card round pin (6) and a plurality of theftproof round pin (7), set up in lock body (2) with one side symmetry of lock core (3) contact with a plurality of card round pin (6) and a plurality of theftproof round pin (7) corresponding a plurality of second locked groove (4) and a plurality of theftproof locked groove (5), every divide equally to divide in second locked groove (4) and theftproof locked groove (5) and divide and insert respectively and be equipped with marble lock post (42) and theftproof lock post (52), every marble lock post (42) and theftproof lock post (52) keep away from the one end of lock core (3) and divide equally to install marble spring (41) of fixing in second locked groove (4) and fix theftproof locked groove (5) in theftproof locked groove (5) theftproof A spring (51).

3. A magnetic pairing burglar alarm lock according to claim 2, c h a r a c t e r i z e d in that said burglar alarm lock recess (5) has a smaller diameter than the diameter of the first recess (31), said diameter of the first recess (31) being equal to the diameter of the second recess (4).

4. The magnetic pairing anti-theft alarm lock according to claim 2, characterized in that a key slot (32) is formed in the lock cylinder (3), a plurality of guide bars (33) are symmetrically mounted on the inner wall of the key slot (32), and the ends of the card pin (6) and the anti-theft pin (7) far away from the lock body (2) are abutted against the guide bars (33).

5. The magnetic pairing anti-theft alarm lock according to claim 2, characterized in that the lock body (2) is embedded with a buzzer (23), one side of the lock body (2) far away from the buzzer (23) is provided with a plurality of power supply slots (21), and the plurality of power supply slots (21) are covered with an annular cover plate (22).

6. The magnetic pairing anti-theft alarm lock according to claim 2, characterized in that a lock plug (8) is rotatably embedded in the lock body (2), the lock plug (8) is rotatably connected with one end of the lock core (3) in an insulated manner, and a limit groove (81) is formed in one side of the lock plug (8) close to the lock core (3).

7. The magnetic pairing burglar alarm lock according to claim 1, characterized in that said burglar alarm lock cylinder (52) comprises an electrically conductive cylinder core (53), an insulating tube (54) is sleeved outside said electrically conductive cylinder core (53), said burglar pin (7) comprises a card magnetic core (71), an insulating sleeve (72) is sleeved outside said card magnetic core (71), both ends of said electrically conductive cylinder core (53) and said card magnetic core (71) are exposed, and said burglar spring (51) is fixed to an end of said electrically conductive cylinder core (53) away from said card magnetic core (71).