CN201105713Y

CN201105713Y - Automobile burglarproof oil pump locking device

Info

Publication number: CN201105713Y
Application number: CNU2007201381773U
Authority: CN
Inventors: 利剑雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-12-10
Filing date: 2007-12-10
Publication date: 2008-08-27
Anticipated expiration: 2017-12-10

Abstract

The utility model relates to an automobile anti-theft oil pump locker which is designed for overcoming the general problem that the existing automobile can not prevent the vehicle theft by bypass wiring. The structure of the automobile anti-theft oil pump locker is that an oil tank or a shell which is fixedly connected with the oil tank is internally provided with an oil pump power supply wire locking device; the wiring lead-in terminal of the oil pump power supply wire locking device is arranged on the oil tank or the shell which is fixedly connected with the oil tank; the wiring lead-out terminal of the oil pump power supply wire locking device is electrically connected with the power supply wire lead-in terminal of the oil pump. The automobile anti-theft oil pump locker accesses to a locking device before the oil pump power supply wire lead-in terminal and encloses the device and the oil pump power supply wire lead-in terminal into the oil tank and the shell which is fixedly connected with the oil tank, thus eliminating the possibility that the automobile is stolen by recovering the power supply of the oil pump with the bypass wiring, thereby effectively restraining the criminal behaviours of automobile theft with the type.

Description

Automobile burglar oil pump lock

Technical field

The utility model relates to a kind of alarms and security systems for automobiles, specifically a kind of automobile burglar oil pump lock.

Background technology

Present alarms and security systems for automobiles has varied, has their own characteristics each.Yet these alarms and security systems for automobiless generally just can play certain antitheft effect to the joyriding that is ignorant of automobile power supply (DC12V) circuit, and those are understood the joyriding of automobile supply line, particularly professional car stealer, these anti-joyride devices just do not have any antitheft having acted on basically.Because no matter be simple built-in lock anti-joyride device, multiple alarms and security systems for automobiless such as that still advanced vibrations trigger is antitheft, digital-code type is antitheft, personal inductive theft-proof, infrared antitheft, wireless remote remote-control anti-theft or networking theft-proof, although the methods of its control are had nothing in common with each other, but its last focus all will implement in the supply line of certain parts (as electricity sparking parts, oil circuit parts, oil spout parts or starter motor etc.) that cut off in the automotive operation system, associated components can not be worked, and therefore automobile can't start.But for the particularly professional car stealer of more clever joyriding, use a lead just can in the supply line that is cut off part, set up a bypass at an easy rate by Car Burglar Alarm control, connect by this bypass, just can recover the power supply power supply of associated components, make it to recover normal operation, thereby automobile is stolen.This is the existing ubiquitous technological deficiency of various alarms and security systems for automobiless.

The utility model content

The purpose of this utility model just provides a kind of to adopting bypass connection robber car mode can play effective inhibiting automobile burglar oil pump lock, to overcome existing ubiquitous this technological deficiency of alarms and security systems for automobiles, reduce the generation of robber's car case and the loss of people's property, ensure the stable of society.

The utility model is achieved in that a kind of automobile burglar oil pump lock, this device be fuel tank or with the affixed housing of fuel tank in an oil pump supply line blocking device is set, the wiring leading-in end of oil pump supply line blocking device be arranged on fuel tank or with the affixed housing of fuel tank on, the wiring exit on the oil pump supply line blocking device is electrically connected with the power supply wiring leading-in end of oil pump.

Design philosophy of the present utility model, be exactly before the oil pump power supply wiring leading-in end of automobile, to insert an oil pump supply line blocking device that plays the switch control action, and oil pump supply line blocking device and original directly outer oil pump power supply wiring leading-in end that is exposed on the fuel tank casing are together moved on in the fuel tank, perhaps together sealing cover with the affixed housing of fuel tank in.Since this moment is outer be exposed at the fuel tank casing or with the attached housing of fuel tank on, it is the wiring leading-in end of oil pump supply line blocking device, but not the power supply wiring leading-in end of oil pump, and the power supply of the power supply of oil pump has added the switch control of oil pump supply line blocking device again on the basis of usual manner, therefore, if adopt the mode of " bypass connection " this moment again, just can only be to be connected on the wiring leading-in end of this oil pump supply line blocking device that newly adds, and can not be under the prerequisite of not destroying fuel tank or housing, be directly connected to again on the power supply wiring leading-in end of oil pump, for oil pump provides straight-though direct supply.Steal car and can not destroy fuel tank certainly, and bypass can not be received on the oil pump, eliminated thus by simple " bypass connection " and recovered the possibility that car is stolen in the oil pump power supply, and then suppressed effectively to steal this class criminal offence of car by " bypass connection " mode.

And behind equipped this device, the automotive vehicle owner just on the basis of carrying out normal running, increases the control step of controlling oil pump supply line blocking device together, makes it the power supply wiring that closed back is communicated with oil pump, can normally start automobile thus, and car is driven away.

The utility model can play the actv. inhibit function to the robber's car mode that adopts " bypass connection ", has overcome existing ubiquitous this critical defect of all kinds of alarms and security systems for automobiless.After promoting the use of, can reduce the generation of stealing the car case effectively, reduce the loss of people's property, ensure the stable of society.

Below in conjunction with accompanying drawing the utility model is further described.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2, Fig. 3 and Fig. 4 are the electrical schematic diagrams of three kinds of implementations of oil pump supply line blocking device.

The specific embodiment

As shown in Figure 1, oil pump 5 is housed in fuel tank 1, the oil outlet pipe 7 and the oil return pipe 8 that are connected with oil pump stretch out fuel tank 1.This automobile burglar oil pump lock is to have set up an oil pump supply line blocking device 3 in fuel tank 1.This blocking device can directly be installed in the fuel tank 1; Also can encapsulate this blocking device by an affixed housing 2 on the inwall of fuel tank or outer wall.

The wiring leading-in end 4 of oil pump supply line blocking device 3 be arranged on fuel tank 1 or with the affixed housing 2 of fuel tank on, the wiring exit on the oil pump supply line blocking device 3 is electrically connected with the power supply wiring leading-in end 6 of oil pump 5.For version, must be simultaneously the power supply wiring leading-in end 6 of oil pump 5 be encapsulated in the housing 2 at fuel tank 1 outside attached housing 2.For other version,, therefore can directly be connected, and this wiring leading-in end is exposed with the oil pump power supply wiring leading-in end 6 that is positioned at fuel tank because oil pump supply line blocking device 3 is in the inside of fuel tank 1.

Oil pump supply line blocking device 3 in the utility model is that the wherein power supply after wiring leading-in end 4 is connected to electromagnetic switch 9 in the wiring, and the control circuit 11 and the electromagnetic switch 9 that receive wired or wireless controller 10 on-off signals join.

First kind of implementation of oil pump supply line blocking device 3 as shown in Figure 2, be as the master chip IC1 that receives the information password in the control circuit 11 with coding and decoding sheet UM3750, the OUT end of master chip IC1 is connected to the input end of phase inverter 12, the mouth of phase inverter 12 is connected on the magnet coil 13 of electromagnetic switch 9, and the IN of master chip IC1 end is connected on the multi-core socket 14.Another coding and decoding sheet UM3750 is as the chip IC 2 of sending the information password in the controller 10, OUT end on this chip and corresponding power end etc. be connected to one can with multi-pin connector that above-mentioned multi-core socket 14 matches on.Before the driving, this plug and socket 14 are plugged, can make the master chip IC1 of chip IC 2 in control circuit 11 of controller 10 send the information password, master chip IC1 to this cryptogram decoding confirmation after, its OUT end output low level is after phase inverter 12 paraphase, magnet coil 13 is got, drive electromagnetic switch 9 closures, promptly be communicated with the power supply wiring of oil pump after electromagnetic switch 9 closures, for oil pump provides DC12V dc supply.If master chip IC1 checks wrong (promptly holding non-correct controller 10 controls) to this cryptogram decoding, then the master chip IC1 in the control circuit 11 is failure to actuate, the same when electromagnetic switch 9 continuation maintenances disconnect with plugs and sockets---the state that disconnects the oil pump power supply wiring is constant, and vehicle can't be started.

Second kind of implementation of oil pump supply line blocking device 3 as shown in Figure 3, be as controller 10 with a kind of hand switch that can in car, hide, hand switch directly with wiring leading-in end 4 afterwards the DC12V power lead and the magnet coil 13 on the electromagnetic switch 9 be connected, form a kind of wired straight control switch.Pull (closure) this hand switch, it is electric that magnet coil 13 is got, and drives electromagnetic switch 9 closures, connects the power supply wiring of oil pump.The advantage that adopts this mode is that structure is the simplest, but Stealth Modus is very crucial.

The third implementation of oil pump supply line blocking device 3 as shown in Figure 4, be that solderless wrapped connection has actuating coil 15 and holding coil 17 on the coil slug of electromagnetic switch 9, the ringing voltage output line of the two ends of actuating coil 15 and a vehicular telephone 16 joins, power lead after the two ends of holding coil 17 and the wiring leading-in end 4 joins, and forms a kind of cordless communication network that utilizes thus and carries out the radio control circuit that on-off signal transmits.When this vehicular telephone is called out, will send the ring dc signal, this dc signal drives electromagnetic switch 9 closures by actuating coil 15, connects the power supply wiring of oil pump.After ringdown was gone over, electromagnetic switch 9 was kept closed constant by holding coil 17.After waiting until that always parking of automobile is flame-out, electromagnetic switch 9 dead electricity disconnect, and the oil pump in the fuel tank is pinned.Want to start this car, will put through the telephone number of Ben Chenei once more.

Oil pump supply line blocking device 3 in the utility model is not limited only to above-mentioned three types, and other multiple concrete structures of realizing the foregoing invention purpose can also be arranged.

Claims

1, a kind of automobile burglar oil pump lock, it is characterized in that this device is to be provided with oil pump supply line blocking device (3) in fuel tank (1) or the housing (2) affixed with fuel tank, the power supply wiring leading-in end (4) of oil pump supply line blocking device (3) is arranged on fuel tank (1) or the housing (2) affixed with fuel tank, and the power supply wiring exit on the oil pump supply line blocking device (3) is electrically connected with the power lead leading-in end (6) of oil pump (5).

2, automobile burglar oil pump lock according to claim 1, it is characterized in that oil pump supply line blocking device (3) is to be connected to electromagnetic switch (9) in wiring leading-in end (4) wherein power supply afterwards in the wiring, the control circuit (11) and the electromagnetic switch (9) that receive wired or wireless controller (10) on-off signal join.