CN220378048U

CN220378048U - Double-key electronic lock cylinder

Info

Publication number: CN220378048U
Application number: CN202321740132.9U
Authority: CN
Inventors: 杨秉河; 姚兴旺
Original assignee: Sichuan Chenxing Electronic Co ltd
Current assignee: Sichuan Chenxing Electronic Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-01-23
Anticipated expiration: 2033-07-05

Abstract

The utility model relates to a double-key electronic lock cylinder, which comprises a lock cylinder made of metal materials and a key, wherein a lock cylinder contact is respectively electrically connected with a lock cylinder chip board and an electromagnetic coil through a single-core cable and forms an electrical connection loop with the lock cylinder serving as a public ground wire, a reset spring is arranged between the electromagnetic coil and an iron core stud, and the telescopic iron core stud can retract under the drive of the electromagnetic coil to unlock the lock cylinder or extend under the drive of the reset spring to lock the lock cylinder; the utility model adopts a mechanical key and electronic key double unlocking structure, has the functions of preventing keys from losing and preventing keys from theft, can not unlock any key without comparison success, has high mechanical strength, high safety of anti-prying and anti-violent unlocking, and has higher anti-cracking safety level, thereby greatly improving the safety, reliability and security level of the lockset.

Description

Double-key electronic lock cylinder

Technical Field

The utility model relates to the technical field of locks, in particular to a double-key electronic lock cylinder.

Background

At present, the existing lock cylinders are divided into a mechanical lock cylinder and an electronic lock cylinder, the traditional mechanical lock cylinder does not have the functions of preventing key loss and key theft, the electronic lock cylinder is low in mechanical strength, the anti-prying and anti-violent unlocking safety level is low, meanwhile, the existing electronic lock cylinder is internally provided with a loop formed by two core wires and two contact points, so that the volume of the electronic lock cylinder is large, the manufacturing cost is high, and the actual use effect is not ideal.

Disclosure of Invention

In order to overcome the defects of the prior lockset in the background technology, the utility model provides the double-key electronic lock cylinder with the mechanical and electronic keys.

The technical scheme adopted for solving the technical problems is as follows: the double-key electronic lock cylinder comprises a lock cylinder made of metal materials and a key, wherein the lock cylinder is provided with a key hole, a marble bin and a blade bin, and the lock cylinder is further provided with a lock cylinder chip board, an electromagnetic coil, an iron core stud and a lock cylinder contact; the lock core contact is electrically connected with the lock core chip board through a single-core insulating cable and can form an electrical connection loop with a lock core serving as a public ground wire and a key through power carrier signals, a reset spring is arranged between the electromagnetic coil and the iron core stud, the telescopic iron core stud can retract under the driving of the electromagnetic coil to unlock the lock core or extend out under the driving of the reset spring to lock the lock core, and the electromagnetic coil is electrically connected with the lock core chip board;

the key is provided with a key chip board, a key contact, a spring groove and a blade groove; the key contact is electrically connected with the key chip board through a single-core insulating cable and can form an electric connection loop with the lock cylinder serving as a public ground wire and the key through a power carrier signal, and the key contact can be contacted with the lock cylinder contact to be connected with the electric connection loop when the key is inserted into the key hole.

Further, the chip board accommodating groove is formed in the lock core, the lock core chip board is inserted into the chip board accommodating groove, the lock core can be manufactured in a modularized structure, and data reading, writing and overhauling of the lock core chip board are facilitated.

Further, the bottom of the lock core contact is provided with a wire groove for accommodating the cable and communicated with the accommodating groove of the chip board, the lock core contact is electrically connected with the chip board of the lock core through a single-core insulating cable arranged in the wire groove, a spring is arranged in the lock core contact, and the lock core is compact in structure and safe and reliable in cable connection.

Furthermore, the key chip board is provided with a rechargeable battery for supplying power, and the key chip board is in plug connection with a key, so that the manufacturing of a modularized structure can be realized, and the key chip board is convenient for data reading, writing and overhauling.

Further, the key contact, the spring groove and the blade groove on the key are symmetrically arranged on the front side and the back side, so that the key can be unlocked in a plugging manner on the front side and the back side in a bidirectional manner, and the convenience in unlocking operation and use is improved.

Further, the lock core chip board and the key chip board are provided with microprocessors for identification control of the electronic key.

Further, at least one of a fingerprint identification module or a digital password module is arranged in the key chip, so that the technical effects of preventing losing and copying of the key are realized, and the safety and the reliability of the electronic lock are improved.

The utility model has the beneficial effects that: the utility model adopts a mechanical key and electronic key double unlocking structure, the key has the effects of losing prevention and copying prevention, the anti-theft function of the key is realized, the anti-picking and violent unlocking prevention safety is high, the anti-cracking safety level is high, and the safety, the reliability and the security level of the lockset are greatly improved.

According to the utility model, the metal lock core and the key body are used as public ground wires, the single-core insulated cable is used for connection, an electric connection loop is formed by two-wire power carrier signals, and power supply and communication are performed simultaneously, so that the safety level of electronic key cracking prevention is greatly improved, and the single-core insulated cable is used for connecting wires and modularizing, so that the structure is compact and reliable, and the manufacturing cost is reduced.

The key contact, the spring groove and the blade groove on the key are symmetrically arranged on the front side and the back side, so that the front side and the back side of the key can be plugged and unlocked in a bidirectional manner, and the convenience in operation and use is improved.

The modularized structural design of the lock core is exquisite and compact, the mechanical key and the electronic key are adopted, the mechanical key has high mechanical strength, the anti-prying and anti-violent unlocking safety is high, and the electronic key has high anti-cracking safety level, so that the lock core is suitable for being used in the fields of high security levels such as banking and finance.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the lock cylinder of the present utility model;

FIG. 3 is a schematic view of the internal structure of the lock cylinder of the present utility model;

FIG. 4 is a schematic diagram of the structure of the key of the present utility model;

fig. 5 is a schematic representation of an implementation of the present utility model.

Parts and numbers in the figure:

1-a lock cylinder; 2-a key; 10-a key hole; 11-a marble bin; 12-leaf bin; 13-a lock core chip board; 14-an electromagnetic coil; 15-iron core studs; 16-lock core contacts; 130-chip board accommodation groove; 160-wire slots; 21-a key chip board; 22-key contacts; 23-bullet grooves; 24-blade grooves.

Detailed Description

The utility model will be further described with reference to the drawings and examples. In the description of the present utility model, it should be understood that the terms "upper," "lower," "bottom," "middle," "inner," "peripheral," and the like are used herein to indicate an orientation or a positional relationship, and are merely for convenience of description and to simplify the description, and are not necessarily intended to refer to components or elements having a particular orientation, being configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 5, the double-key electronic lock cylinder comprises a lock cylinder 1 made of metal and a key 2, wherein the lock cylinder 1 is provided with a key hole 10, a marble bin 11 and a blade bin 12, and the lock cylinder 1 is also provided with a lock cylinder chip plate 13, an electromagnetic coil 14, an iron core bolt 15 and a lock cylinder contact 16; the lock core contact 16 is electrically connected with the lock core chip board 13 through a single-core insulating cable and can form an electrical connection loop with the lock core 1 serving as a public ground wire and the key 2 through power carrier signals, a reset spring is arranged between the electromagnetic coil 14 and the iron core bolt 15, the telescopic iron core bolt 15 can retract under the driving of the electromagnetic coil 14 to unlock the lock core 1 or extend under the pushing of the reset spring to unlock the lock core 1, and the electromagnetic coil 14 is electrically connected with the lock core chip board 13;

the key 2 is provided with a key chip plate 21, a key contact 22, a marble groove 23 and a blade groove 24; the key contact 22 is electrically connected with the key chip board 21 through a single-core insulating cable, and can form an electric connection loop with the lock cylinder 1 and the key 2 which are used as a public ground wire through a power carrier signal, and the key contact 22 can be contacted with the lock cylinder contact 16 to switch on the electric loop when the key 2 is inserted into the key hole 10.

The lock core 1 in this embodiment is provided with a chip board accommodating groove 130, the lock core chip board 13 is inserted into the chip board accommodating groove 130, and the lock core 1 realizes modular structure manufacturing and is convenient for reading, writing and overhauling data of the lock core chip board 13.

Preferably, the bottom of the lock core contact 16 is provided with a wire slot 160 for accommodating a cable and communicated with the chip board accommodating slot 130, the lock core contact 16 is electrically connected with the lock core chip board 13 through a single-core insulated cable arranged in the wire slot 160, and the lock core 1 has a compact structure and is safe and reliable in cable connection.

Preferably, the key chip board 21 is provided with a rechargeable battery for supplying power, and the key chip board 21 is in plug connection with the key 2. The modular structure manufacturing can be realized, and the key chip board 21 is also connected with a power supply communication socket, so that the data reading, writing and overhauling of the lock core chip board 13 are facilitated.

Preferably, the key contact 22, the pin tumbler groove 23 and the blade groove 24 on the key 2 are symmetrically arranged on the front and back sides, so that the front and back sides of the key 2 can be plugged and unlocked in a bidirectional manner, and the convenience in unlocking operation is improved.

Preferably, the key cylinder chip board 13 and the key chip board 21 are provided with a microprocessor for performing identification control of the electronic key.

Preferably, at least one of a fingerprint identification module or a digital code module is arranged in the key chip board 21, so that the technical effects of preventing the key 2 from being lost and copied are achieved, and the safety and reliability of the electronic lock are greatly improved.

The implementation process comprises the following steps: as shown in fig. 1 to 5, in the locked state, the core stud 15 is pushed by the return spring to extend out to lock the lock cylinder 1; at the same time, the marble bin 11 and the blade bin 12 also lock the lock cylinder 1.

When unlocking, the key 2 is inserted into the key hole 10 of the lock core 1, the key contact 22 contacts with the lock core contact 16 to connect an electric loop, the power supply and communication are carried out on the lock core chip board 13 in the lock core 1 through a two-wire power carrier signal, the lock core chip board 13 identifies and compares the electronic key of the key 2, and meanwhile, the marble bin 11 and the blade bin 12 in the lock core 1 compare the mechanical keys of the marble groove 23 and the blade groove 24 of the key 2.

When the electronic key identification and comparison are successful, the lock core chip board 13 controls the electromagnetic coil 14 to be electrified, the iron core stud 15 retracts under the drive of the electromagnetic coil 14 to be used for unlocking the lock core 1, and meanwhile, the lock core 1 is unlocked after the mechanical key is successfully compared, and the lock can be unlocked by rotating the key 2.

The utility model adopts a mechanical key and electronic key double unlocking structure, has the functions of preventing the key 2 from losing and preventing the key 2 from being stolen, can not unlock any key without comparison, has high mechanical strength, is high in safety for prying and violent unlocking, adopts a two-wire power carrier signal to form an electric connection loop for power supply and communication, has higher anti-cracking safety level, greatly improves the safety, reliability and safety level of the lockset, and is suitable for being used in the fields of high safety level such as banking and finance and the like.

Claims

1. The double-key electronic lock cylinder comprises a lock cylinder (1) and a key (2) which are made of metal materials, wherein the lock cylinder (1) is provided with a key hole (10), a marble bin (11) and a blade bin (12), and the double-key electronic lock cylinder is characterized in that the lock cylinder (1) is also provided with a lock cylinder chip plate (13), an electromagnetic coil (14), an iron core stud (15) and a lock cylinder contact (16); the lock core contact (16) is electrically connected with the lock core chip board (13) through a single-core insulating cable and can form an electrical connection loop with the lock core (1) serving as a public ground wire and the key (2) through power carrier signals, a reset spring is arranged between the electromagnetic coil (14) and the iron core stud (15), the telescopic iron core stud (15) can retract under the driving of the electromagnetic coil (14) to be used for unlocking the lock core (1) or extend under the driving of the reset spring to be used for locking the lock core (1), and the electromagnetic coil (14) is electrically connected with the lock core chip board (13);

the key (2) is provided with a key chip plate (21), a key contact (22), a marble groove (23) and a blade groove (24); the key contact (22) is electrically connected with the key chip board (21) through a single-core insulating cable and can form an electric connection loop with the lock cylinder (1) serving as a public ground wire and the key (2) through a power carrier signal, and the key contact (22) can be in contact with the lock cylinder contact (16) to be communicated with the electric connection loop when the key (2) is inserted into the key hole (10).

2. The double-key electronic lock cylinder according to claim 1, wherein a chip board accommodating groove (130) is formed in the lock cylinder (1), and the lock cylinder chip board (13) is inserted into the chip board accommodating groove (130).

3. The double-key electronic lock cylinder according to claim 2, wherein a wire slot (160) for accommodating a cable is arranged at the bottom of the lock cylinder contact (16) and is communicated with the chip board accommodating groove (130), and the lock cylinder contact (16) is electrically connected with the lock cylinder chip board (13) through a single-core insulated cable arranged in the wire slot (160).

4. The double-key electronic lock cylinder according to claim 1, characterized in that the key chipboard (21) is provided with a rechargeable battery for power supply, the key chipboard (21) being in plug connection with the key (2).

5. The double-key electronic lock cylinder according to claim 1, wherein the key contact (22), the pin groove (23) and the blade groove (24) on the key (2) are symmetrically arranged on the front and back sides.

6. The double-key electronic lock cylinder according to claim 1, characterized in that the cylinder chipboard (13) and the key chipboard (21) are provided with microprocessors.

7. The double-key electronic lock cylinder according to claim 1, characterized in that the key chipboard (21) is provided with at least one of a fingerprint identification module or a digital cryptographic module.