CN2498264Y

CN2498264Y - Electronic security lock for vehicle

Info

Publication number: CN2498264Y
Application number: CN01266940U
Authority: CN
Inventors: 史会桐
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-09-16
Filing date: 2001-09-16
Publication date: 2002-07-03
Anticipated expiration: 2011-09-16

Abstract

Disclosed is an automobile theft-proof and rob-proof electric lock. The upper part of the electric lock is connected with a steering wheel, and the lower part of the electric lock is connected with a steering device; a deflecting bar is provided with a groove in the middle, and the groove of the deflecting bar is arranged inside a shell. Respectively controlled by a coding circuit inside an electric key, a decoder inside shell, an infrared trigger circuit, a preparing rob-proof trigger circuit and a dormancy circuit, a coil inside the shell is connected with forward and reverse currents, and then the end of an iron core inside the coil produces different polarities, which absorb and reject a magnetic block so that a sliding rod inside the groove slides out of and into the groove, and then the lock can open and close to control the running of the automobile, which can achieve the purposes of theft-proof and rob-proof. The key of the lock is not needed to install batteries and the lock is not needed to use a button and can not be stolen or robbed in any conditions with convenient using, low cost, less energy consumption and durability.

Description

Vehicle anti-theft and anti-robbing electronic lock

One, technical field

The utility model relates to a kind of vehicle anti-theft and anti-robbing electronic lock.

Two, background technology

Before the utility model proposes,, when parking, allow the robber smash a glass easily or car door pried open enter driver's cabin, pry open lock and connect circuit car is stolen owing to do not have anti-theft device on the automobile.Rob the car incident for recurrent,, as take jube methods such as driver and other passengers separate though people have taked some to avoid measure, the offender that some are cunning, they still snatch away car after having subdued the driver by every means.

Three, summary of the invention

Technical problem to be solved in the utility model provide a kind of can be antitheft when automobile parking, anti-snatch electronic lock during automobilism.

Realize that the technical scheme that technical problem to be solved adopts is: this vehicle anti-theft and anti-robbing electronic lock mainly is made up of lock, electron key and lock external circuit; On connect steering wheel, connect its groove part of turning-bar that steering gear, centre have groove down and be positioned at lock housing, the slide bar that the other end connects with linkage is positioned at groove; Iron core end face in the interior execution of the lock housing control circuit in the coil faces toward the magnetic patch that connects firmly with connecting rod; Key holder plugs that the decoder of the coding circuit in the key and the interior circuit of lock housing joins behind the electron key in the car, decoder and coil join, coding circuit sends different instruction and makes sense of current in the decoder control coil, makes iron core end face in the coil produce different polarity adhesives, repels magnetic patch and slide bar is skidded off slip into groove by connecting rod and make the lock folding antitheft; The lock external circuit comprises power supply circuits, infrared circuits for triggering, and manual anti-snatch circuits for triggering prepare anti-snatch circuits for triggering, and the execution control circuit that dormancy control circuit and relay, outer each circuits for triggering of lock connect in the lock makes this lock guarantee that automobile is further antitheft and anti-snatch.

The utility model vehicle anti-theft and anti-robbing lock is just established an execution control circuit in lock, by the decoder in the coding circuit control lock in the key make the coil of carrying out in the control circuit just feeding, to electric current, core ends in the coil produces different polarity, make magnetic patch motion drive slide bar and skid off and slip into groove and make the lock folding reach anti-theft effect, connect in the car circuit car is stolen thereby avoided prying open lock.The lock external circuit of car is provided with each circuits for triggering, during work the robber rob make in the car process lock auto-closing rob not mule carriage.

Four, description of drawings

Fig. 1 is the cut-away view of the utility model lock.

Fig. 2 inserts the interior structure chart of key holder for the utility model electron key.

Fig. 3 is coupled to each other schematic diagram between each circuit of the utility model.

Five, the specific embodiment

The utility model vehicle anti-theft and anti-robbing electronic lock is mainly formed (as accompanying drawing 1, Fig. 2, shown in Figure 3) by lock, electron key and lock external circuit.In Fig. 1, lock is made up of circuit in lock housing 19, turning-bar 18, execution control circuit, linkage 15, slide bar 16 and the lock.Lock housing 19 is fixed on the main relevant position on the side direction dish lower body of driving; The groove position that the centre has the turning-bar 18 of groove 17 is positioned at lock housing 19, and the upper end of bar is associated with vehicle steering, lower end and automobile steering device connection; Groove 17 is distributed on the same cross section circumference of turning-bar 18, is inserted with slide bar 16 in the groove, but the motion of restricting vehicle, and vehicle steering can rotate arbitrarily by turning-bar and make the steering gear work automobile that drives away when slide bar 16 shifts out outside the groove of groove 17.Pole 15.1 intermediate active that are positioned at the linkage 15 of lock housing 19 relevant positions are connected with fulcrum 15.2, its bar one end and 16 movable connections of slide bar, and the other end connects with the end of connecting rod 14 is movable, and the other end of connecting rod 14 is fixedly connected with a permanent magnet 13.The execution control circuit adjacent with linkage is made of coil 11 and iron core 12 in the lock housing, iron core 12 is positioned at coil 11, and an end face of iron core 12 is facing to a utmost point of magnetic patch 13, when feeding forward current in the circle 11, make iron core 12 magnetization produce magnetic attraction magnetic patch 13, repel magnetic patch 13 when feeding reversing the current, by linkage slide bar 16 is skidded off in groove 17 and slip into the purpose that reaches switch lock.

In Fig. 2, the original key seat that is installed in car through improved key holder is put, and its key holder is made of base 7, liner 5, overcoat 4; Liner 5 is the cylindric of middle band square hole, and the relevant position of bottom surface studs with copper sheet 6, and this copper sheet extends in the square hole; The side of the base 7 of the approximate H shape in middle band circular hole vertical section is provided with two corresponding holes, and a hole is used to introduce the positive pole of power line, and the negative pole of power line is introduced in another hole, and the bottom is provided with output copper sheet 8; The relevant position is embedded with magnetic patch 3 and magnetic patch 10 in the upper surface of the overcoat 4 of middle band circular hole; Liner 5 rotates and is contained in the base 7, and overcoat 4 is pressed on the base 7.Shell is equipped with coding circuit 50 by the inside of electron key 1 its handle that insulation materials is made, the middle part studs with the copper sheet 1.1 that joins with coding circuit 50, top place, bottom studs with the copperhead 1.2 that the encoder output 50.3 with coding circuit joins, the both sides, lower end of the shank of the key and the corresponding position of magnetic patch on the overcoat 4 stud with integrated sensor 2 and 9, sensor 2 and 9 and coding circuit 50 in encoder pin 50.1 and pin 50.2 join.After key inserted in the key holder, copper sheet 1.1 on the key joined with the copper sheet 6 on the liner, and the power line of introducing by base 7 side openings is that the coding circuit in the key is introduced power supply and made circuit working, makes this kind key without battery, and is without button, easy to use; On the key integrated sensor 2 and the magnetic patch on the overcoat 43 interact, and encoder is exported 50.1 pin coding, after key rotates to an angle, and sensor 9 and magnetic patch 10 effects, encoder is exported 50.2 pin and is encoded; 50.1, the coding of 50.2 pin all is to prop up copper sheet 8 outputs from the copperhead 1.2 that joins with encoder output 50.3 respectively.

In Fig. 3, after key 1 inserts key holder, the output 50.3 of coding circuit 50 encoders in the key joins by 21.3 pin of the decoder 21 in the interior circuit of copper sheet 8 and lock, and the coil of carrying out in 21.1 pin of decoder 21 and the lock in the control circuit 11 passes through FET T ₁T ₂Join, 21.2 pin of decoder 21 and coil 11 are by FET T ₃T ₄Join; 21.1 pin of decoder 21 and pipe T ₁T ₂Between be connected to relay 31, this relay 31 also joins with automobile storage battery and standby electric power, also connects the circuit 28 of full car.Sensor 2 on the key 1 that inserts key holder is done the time spent with magnetic patch 3, and encoder is exported 21.1 pin that 50.1 pin coded messages are passed to decoder 21, and 21.1 pin output high level makes FET T ₁T ₂Conducting, while relay 31 closures, coil 11 flows into forward currents makes iron core 12 magnetization attract magnetic patch 13, and slide bar 16 skids off in groove 17 lock is opened; The closure of relay 31 also makes power supply circuits 28 connect, and supplies with complete automobile-used electricity, makes automobile begin normal operation.When sensor 9 interacted with magnetic patch 10, encoder was exported 21.2 pin that 50.2 pin coded messages are passed to decoder, and 21.2 pin output high level makes FET T ₃T ₄Conducting, coil 11 flow into reversing the currents and make iron core 12 magnetization, and its end produces the polarity identical with magnetic patch 13 and repels magnetic patch 13 away from iron core, and slide bar 16 slips into groove 17 and makes to lock and cut out, and automobile is lockable; Relay 31 disconnects simultaneously, and full car circuit 28 does not have.When car was parked, the driver took off key, and decoder can not be worked, and lock is in closed condition, and the robber wants to connect power supply and also steals not mule carriage to reach antitheft purpose.Lock in addition and also be provided with infrared circuits for triggering 25 in the external circuit, infrared emission head 25.1 in this circuit is installed in hand hay cutter in the driver door, infrared reception and trigger head 25.2 are installed in copilot door inboard, and the output line of an end of these circuits for triggering 25 and 21.2 pin of decoder 21 joins, control FET T ₃T ₄, the other end joins by relay 30 and the coil of carrying out in the control circuit 11; The driver forgets that taking off key lock has locked the robber when opening car door and entering driver's cabin when automobile parking, and infrared rays is kept off infrared reception trigger point 25.2 and will export high level one tunnel and make relay 30 closures, and another road makes FET T ₃T ₄Conducting is closed locking, plays antitheft effect equally.Key switch S in the anti-snatch circuit 27 of manual triggers in the lock external circuit ₁Be located at driver's left hand position, the output control FET T of this circuit ₃T ₄, another relay termination 30, in case rob car, the driver can touch key switch S ₁, make circuit 27 conducting outputs output high level make FET T ₃T ₄Conducting is closed locking and is reached the purpose that car can not be snatched away.The lock external circuit also is provided with the anti-snatch circuits for triggering 26 of preparation, the power connection of circuit, cut-off switch S ₄Be provided with driver's left-hand side and switch S ₄Join the output control FET T of circuit with circuit 26 ₃T ₄, be provided with infrared emission point 26.1 and infrared reception trigger point 26.2 in the circuit 26, these 2 relevant positions, front and back that are located at respectively between driver and the copilot; When discovery is robbed the car omen but is uncertain, Push switch S ₄Circuit is connected, and when the robber stretches out one's hand the uniform driver when robbing car, the infrared rays that launch point 26.1 sends is kept off, and receives trigger point 26.2 output high level and makes FET T ₃T ₄The conducting locking closes robs not mule carriage.Push switch S again ₄Can remove readiness.In addition, circuit also is provided with dormancy control circuit 22 in the lock, and this circuit is connected between decoder 20 and each trigger point, and this circuit just makes decoder malfunctioning once receive and take place to steal car or rob the car signal automatically, with the key of this car this lock of also not opening.

This anti-theft and anti-robbing electronic lock not only can be applied on various types of automobiles, also can be applicable on the motorcycle, and is not only antitheft but also anti-snatch and cost is low, and energy consumption is little, and is durable in use, also steals in any case and robs to walk automobile.

Claims

1, a kind of vehicle anti-theft and anti-robbing electronic lock mainly is made up of lock, electron key and lock external circuit; It is characterized in that: on connect and connect its groove of turning-bar (18) (17) part that has groove (17) in the middle of the steering gear under the steering wheel and be positioned at lock housing (19), the slide bar (16) that the other end connects with linkage (15) is positioned at groove (17); Iron core (12) end face in the interior execution of lock housing (19) control circuit in the coil (11) faces toward the magnetic patch (13) that connects firmly with connecting rod (14); Coding circuit (50) in the electron key (1) that key holder inserts in the car joins with the decoder (21) of the interior circuit of lock housing, decoder (21) joins with coil (11), coding circuit (50) sends different instruction and makes the sense of current in decoder (21) control coil (11), make iron core (12) end face in the coil (11) produce different polarity adhesives, repel magnetic patch (13), slide bar (16) is skidded off slip into groove by linkage (15) to make the lock folding antitheft; Described lock external circuit comprises power supply circuits (28), infrared circuits for triggering (25), and manual anti-snatch circuits for triggering (27) prepare anti-snatch circuits for triggering (26) and dormancy control circuit (22), also comprise relay (30) and relay (31).

2, vehicle anti-theft and anti-robbing electronic lock as claimed in claim 1, it is characterized in that: on the copper sheet (6) of the liner (5) of power line tipping in base (7) of introducing in corresponding two holes, the side of the base of described key holder (7), copper sheet (6) extension that is positioned at copper sheet (1.1) that the electron key middle part of key holder studs with and liner (5) joins, magnetic patch (3,10) corresponding the joining that the integrated sensor that the shank of the key lower end studs with (2,9) and overcoat (4) upper surface are embedded with.

3, vehicle anti-theft and anti-robbing electronic lock as claimed in claim 1 is characterized in that: coil (11) is by FET T in (21.1) pin of decoder (21) and the interior execution of the lock control circuit ₁T ₂Join, FET T is passed through with coil (11) in (21.2) of decoder (21) pin ₃T ₄Join.

4, vehicle anti-theft and anti-robbing electronic lock as claimed in claim 1, it is characterized in that: the infrared emission head (25.1) in the described infrared circuits for triggering (25) is installed in the driver door inboard, infrared reception trigger head (25.2) is installed in copilot door inboard, and the output line of end of these circuits for triggering (25) and decoder (21.2) pin joins, control FET T ₃T ₄Conducting, the other end joins by relay (30) and the coil of carrying out in the control circuit (11).

5, vehicle anti-theft and anti-robbing electronic lock as claimed in claim 1 is characterized in that: the switch S in the anti-snatch circuits for triggering of described preparation (26) ₄Be located at driver's left-hand side, infrared emission point (26.1) in the circuit and infrared reception trigger point (26.2) are located at the front and back position between the major and minor driving respectively, the output control FET T of circuit ₃T ₄Conducting, the other end joins by continue (30) and coil (11).

6, vehicle anti-theft and anti-robbing electronic lock as claimed in claim 1 is characterized in that: described dormancy control circuit (22) is connected between decoder (20) and each trigger point.