CN1482330A

CN1482330A - A novel electronic lock

Info

Publication number: CN1482330A
Application number: CNA021430047A
Authority: CN
Inventors: 金林; 林金
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-09-10
Filing date: 2002-09-10
Publication date: 2004-03-17
Anticipated expiration: 2022-09-10
Also published as: CN1250854C

Abstract

An electronic lock suitable for the theft protection apparatus for the application in motor vehicle, family, warehouse, safe and other situations, wherein the key is formed by the arrangement of different solid media, and can realize a cipher code of more than 100 million, the lock cylinder comprises a capacitance plate and an inductance coil, the lock cylinder is associated with the control center through a lead wire. The advantages of the invention are simplified structure, and low cost of manufacture.

Description

A kind of new-type electronic lock

(1) technical field: the present invention relates to a kind of theft-proof electron key lock that is used for motor vehicle, family, safety cabinet and other occasions.

(2) background technology: the theft-proof electron key that is applied at present on the motor vehicle ignition lock all is a coding-decoding circuit, is made of complex structure, precision height, technology trouble coding integrated circuit block and decoding integrated circuit piece and a plurality of conductive contacts etc.

(3) summary of the invention: the objective of the invention is to overcome weak point of the prior art, provide a kind of, simple in structurely easily make, the latent fixed durable electronic lock of performance without the coder and decoder ic piece.

The present invention realizes like this; Capacitance, inductance value according to capacitor, inductor are relevant with the medium in them, utilize media variations, can obtain Protean capacitance, inductance value, the structure that this electronic lock feature can be seen as capacitor, inductor is divided into two parts, that part of band medium is made cloudy spoon, remainder is made lock core, lock core is contained in the lock, lock core can be extracted or insert to cloudy spoon, lock core connects with control centre, when key inserted lock core, different capacitances, inductance value signal just were defeated by control centre, are the different code signals that electronic lock sends.

This electronic lock number of password is big, simple in structure, no consumable accessory, and volume is little, and is easy to manufacture, and cost is low, not only can be used for the motor vehicle ignition lock, also can be used for car door lock, and relevant anti-thefting facilities such as warehouse door lock have fine market prospects.

(4) description of drawings:

Fig. 1, electronic lock schematic diagram: the key that (1) medium is made, the lock core that (2) capacitor board, inductance coil are made (S) is lock, a ₁, a ₁', a ₂, a ₂', a ₃, a ₃', a ₄, a ₄' be the lead-in wire that lock core connects with control centre.

One of Fig. 2, electronic lock schematic diagram; (3) key of dielectric manufacturing, the lock core that (4) capacitor board is made (S) is lock, a ₁, a ₁', a ₂, a ₂', a ₃, a ₃', a ₄, a ₄' be the lead-in wire that lock core connects with control centre.

Two schematic diagrames of Fig. 3, electronic lock; (5) key of magnetizing mediums manufacturing, the lock core that (6) inductance coil is made, the very little material of magnetic conductivity, (S) lock, b are inserted in (7) each section magnetizing mediums interval ₁, b ₁', b ₂, b ₂', b ₃, b ₃', b ₄, b ₄' be the lead-in wire that lock core connects with control centre.

Three schematic diagrames of Fig. 4, electronic lock; (8) key is by not only working as dielectric but also make when the material of magnetizing mediums, and (9) lock core is made by electric capacity sleeve-board inductance coil, and (S) lock (C) is capacitor board, (L) is inductance coil, a ₁, a ₁', a ₂, a ₂', a ₃, a ₃', a ₄, a ₄' be the lead-in wire that capacitor board connects with control centre, b ₁, b ₁', b ₂, b ₂', b ₃, b ₃', b ₄, b ₄' be the lead-in wire that inductance coil connects with control centre.

Four schematic diagrames of Fig. 5, electronic lock: (10) key is attached on the pole piece by dielectric and makes, (11) metal-back lock core, and (12) pole piece, (13) dielectric (S) lock (K) electrically contacts socket, a for being contained in bottom the lock ₁, a ₂, a ₃, a ₄, be the lead-in wire that the metal-back lock core connects with control centre, a ' is for electrically contacting the lead-in wire that socket connects with control centre.

(5) specific embodiment: the present invention is performed such work, and referring to Fig. 1, the lock core (2) in the lock (S) is by lead-in wire a ₁, a ₁', a ₂, a ₂', a ₃, a ₃', a ₄, a ₄' connect with the control centre of burglary-resisting system, lock core (2) is made by capacitor board (C), inductance coil (L), key (1) is made by solid dielectric, every key rearranges owing to the different medium piece, can make the password difference of every key, when key (1) inserted lock core (2), the control centre that connects with lock core (2) just can obtain different capacitances, inductance value, is electronic lock and sends different code signals to control centre.In other words, the capacitance inductance value of capacitor electrode sensor, relevant with the medium in them, utilize media variations, can obtain Protean capacitance, inductance value, this electronic lock feature can be seen as capacitor, the structure of inductor is divided into two partly, that some of band medium is made key (1), remainder is made lock core (2), lock core (2) can be extracted or insert to key (1), and lock core (2) connects with control centre, when key (1) inserts lock core (2), different capacitances, the inductance value signal just can be defeated by control centre, and promptly electronic lock sends different code signals.

Now describe in further detail in conjunction with the accompanying drawings and embodiments again, with reference to Fig. 2, this electronic lock is made key (3) by dielectric substance and is contained in lock core (4) formation that the capacitor board in the lock (S) is made, key (3) is made by one to some different dielectric substances, dielectric substance will select the big material of hardness high-dielectric coefficient, also available dielectric substance and metal material are composited, lock core (4) is made capacitor board to some by one, the capacitor board logarithm is corresponding one by one with key (3) electrolyte blocks number, when dielectric key (3) inserts lock core (4), because each is to the dielectric dielectric numerical value difference between capacitor board in the lock core (4), also just determined the capacitance difference of each electronic lock, be electronic lock password difference, by the lead-in wire a of lock core (4) ₁, a ₁', a ₂, a ₂', a ₃, a ₃', a ₄, a ₄' input control centre.

With reference to Fig. 3, the key that this electronic lock is made by magnetic media material (5) and be contained in the lock core of making by inductance coil in the lock (S) (6) and constitute, magnetizing mediums key (5) is made up of the plurality of sections magnetizing mediums, to have between each section at interval, in the interval, insert the very little material of magnetic conductivity (7), lock core (6) is loaded onto several inductance coils, the inductance coil number is corresponding one by one with the magnetizing mediums piece number of key (5), when magnetizing mediums key (5) inserts the inductance coil of lock core (6), because the magnetizing mediums numerical value difference in each inductance coil, also just determined the inductance value difference of each electronic lock, i.e. electronic lock password difference is by lock core (6) lead-in wire b ₁, b ₁', b ₂, b ₂', b ₃, b ₃', b ₄, b ₄' input control centre.

With reference to Fig. 4, this electronic lock is by not only working as dielectric but also work as magnetic media material and make key (8) and be contained in lock core (9) formation of being made by electric capacity sleeve-board inductance coil in the lock (S), capacitor board (C) logarithm and inductance coil (L) number should be corresponding one by one with the medium block number of key (8), when dielectric magnetizing mediums key (8) inserts lock core (9), because the dielectric between each capacitor board (C) in the lock core (9) is different with the magnetizing mediums in each inductance coil (L), just determined that also the capacitance of each electronic lock is different with inductance value, be electronic lock password difference, by capacitor board lead-in wire a ₁, a ₁', a ₂, a ₂', a ₃, a ₃', a ₄, a ₄' and inductance coil lead-in wire b ₁, b ₁', b ₂, b ₂', b ₃, b ₃', b ₄, b ₄' input control centre.

With reference to Fig. 5, this electronic lock is attached to make key (10) on the pole piece and be contained in the interior metal-back lock core of lock (S) (11) by dielectric and constitutes, key (10) is to be attached on the pole piece (12) as electric capacity one utmost point by one to some blocks dielectrics (13) to make, lock (S) is laid by several and the corresponding metal-back of key (10) electrolyte blocks number, key seat (S) bottom is equipped with pole piece (12) corresponding position and is electrically contacted socket (K), when key (10) inserts metal-back lock core (11), pole piece (12) is just connected with the socket (K) that electrically contacts of lock, the metal-back lock core (11) of pole piece (12) and lock constitutes two utmost points of electric capacity, a ₁, a ₂, a ₃, a ₄Lead-in wire for lock core metal-back (11), a ' is charged pole piece (a 12) lead-in wire, when the dielectric key (10) of band pole piece inserts charged metal-back lock core (11), because each dielectric difference has also just determined the capacitance difference of each capacitor of electronic lock on the pole piece, be electronic lock password difference, by lead-in wire a ₁, a ₂, a ₃, a ₄, a ' input control centre.

Claims

1, a kind of new-type electronic lock comprises key and lock core, it is characterized in that it is divided into two parts with the structure of capacitor, inductor, and that part of band medium is made key (1), and all the other partly make lock core (2).

2, a kind of new-type electronic lock according to claim 1, be characterised in that altogether key (3) is to be made by one to some different dielectric substances, also available dielectric substance and metal material are composited, lock core (4) is made capacitor board by some, and the capacitor board logarithm is corresponding one by one with key (3) electrolyte blocks number.

3, a kind of new-type electronic lock according to claim 1 is characterized in that key (5) is made up of the plurality of sections magnetizing mediums, and lock core (6) is made by several inductance coils, and the inductance coil number is corresponding one by one with the magnetizing mediums piece number of key (5).

4, a kind of new-type electronic lock according to claim 1, it is characterized in that key (8) is by not only making when dielectric but also when the material of magnetizing mediums, lock core (9) is by some capacitor board (C) cover inductance coil (L) to be made, and capacitor board (C) logarithm, inductance coil (L) number are corresponding one by one with the medium block number of key (8).

5, a kind of new-type electronic lock according to claim 1, it is characterized in that key (10) is to be attached on the pole piece (12) of electric capacity one utmost point by one to some blocks dielectrics (13) to make, some metal-back lock cores (11) are placed on the lock (S) as another utmost point of electric capacity, and the metal-back number is corresponding one by one with the electrolyte blocks number.